Bracket assembly and sensor

Abstract

Bracket assembly, characterized in that the bracket assembly serves to install a sensitive assembly, the bracket assembly comprising: a first bracket; a second bracket removably connected to the first bracket; wherein the first bracket is provided with a first installation groove, while the second bracket is provided with a second installation groove, wherein, when the first bracket is connected to the second bracket, the first installation groove is connected to the second installation groove and serves to receive a part of the sensitive assembly, and wherein the first bracket and the second bracket together fix the sensitive assembly.

Description

TECHNICAL FIELD

[0001] The present utility model relates to the technical field of sensors, in particular a mounting assembly and a sensor. STATE OF THE ART

[0002] The sensor includes a sensitive element for detection, and the sensitive element is mounted on a housing and a circuit board of the sensor by means of a bracket. The bracket in the prior art has a one-piece structure, and the bracket is usually installed on the housing and circuit board first, and then the sensitive element is installed on the bracket. This makes the bracket difficult to disassemble and the installation steps cumbersome. CONTENT OF THE PRESENT UTILITY MODEL

[0003] The present utility model is intended to solve at least one of the technical problems existing in the prior art or in related technologies.

[0004] For this purpose, a first purpose of the present utility model is to provide a bracket assembly.

[0005] A second purpose of the present utility model is to provide a sensor.

[0006] In order to achieve at least one of the above purposes, according to a first aspect of the present utility model, a bracket assembly is proposed, the bracket assembly being for installing a sensitive assembly, the bracket assembly comprising a first bracket and a second bracket detachably connected to the first bracket, the first bracket being provided with a first installation groove, while the second bracket is provided with a second installation groove, wherein, when the first bracket is connected to the second bracket, the first installation groove is connected to the second installation groove and serves to receive a part of the sensitive assembly, and wherein the first bracket and the second bracket together fasten the sensitive assembly.

[0007] The bracket assembly of the present application is for installing a sensitive assembly. The bracket assembly includes a first bracket and a second bracket, wherein the second bracket is removably connected to the first bracket, and wherein, when the first bracket is connected to the second bracket, the first bracket and the second bracket together install and secure the sensitive assembly. When installing the bracket assembly and the sensitive assembly, the operator first installs the sensitive assembly to the first bracket and the second bracket and then connects the first bracket to the second bracket so that the first bracket and the second bracket can be installed and secured together to the sensitive assembly, so that the bracket assembly and the sensitive assembly are connected as a single unit.

[0008] The operator then connects the bracket assembly containing the sensitive assembly to the circuit board and installs it on the sensor housing.

[0009] Understandably, the sensor mount in the prior art typically has a one-piece structure, requiring the user to first install the mount on the sensor housing and then attach the sensitive assembly to the mount, which requires a laborious installation step. Compared to the mount with a one-piece structure, the mount assembly presented in the present application has a split structure.The bracket assembly with split structure makes it easier for the operator to install and fix the sensitive assembly, and allows the operator to install the bracket assembly on the sensor body after installing the sensitive assembly on the bracket assembly, simplifies the installation steps of the bracket assembly and the sensitive assembly, reduces the difficulty of disassembling the bracket assembly and the sensitive assembly, and improves the assembly efficiency of the product.

[0010] Furthermore, in order to install the sensitive assembly, the first bracket is provided with a first installation groove, while the second bracket is provided with a second installation groove, and wherein the first installation groove and the second installation groove serve to receive a part of the sensitive assembly. Specifically, when the first bracket is connected to the second bracket, the opening of a first receiving groove faces the second bracket, the opening of a second receiving groove faces the first bracket, the first receiving groove is connected to the second receiving groove, and a part of the sensitive assembly is installed in the first receiving groove and the second receiving groove so that the sensitive assembly can be installed on the bracket assembly. When the first bracket is connected to the second bracket, the first bracket and the second bracket fix the sensitive assembly together.

[0011] The first bracket and the second bracket are provided in the bracket assembly, and the first bracket and the second bracket are detachably connected to each other, allowing an operator to first install the sensitive assembly onto the bracket assembly and then install the bracket assembly equipped with the sensitive assembly onto the sensor body. This simplifies the installation steps of the bracket assembly and the sensitive assembly, reduces the difficulty of disassembling the bracket assembly and the sensitive assembly, and improves the efficiency of product assembly.

[0012] The above bracket assembly according to the present utility model may also have the following technical features: In some technical solutions, optionally, the sensitive assembly comprises a base and a sensitive element plate, wherein the sensitive element plate is connected to the base, wherein the first bracket is provided with a first base limiting groove, while the second bracket is provided with a second base limiting groove, wherein, when the first base limiting groove is connected to the second bracket, the first base limiting groove and the second base limiting groove each serve to receive both ends of the base, wherein the first base limiting groove and the second base limiting groove serve to limit the base, wherein the first bracket is further provided with a first element plate installation groove, while the second bracket is further provided with a second element plate installation groove, wherein, when the first bracket is connected to the second bracket,the first element plate installation groove and the second element plate installation groove each serve to receive the two ends of the sensitive element plate, wherein the first element plate installation groove and the second element plate installation groove serve to delimit the sensitive element plate.

[0013] In the technical solution, the structure of the first bracket and the second bracket is further limited. The sensitive assembly includes a base and a sensitive element plate, the sensitive element plate is connected to the base, and the first bracket and the second bracket are each provided with a structure serving to limit the base and the sensitive element plate. In particular, the first bracket is provided with a first base limiting groove, while the second bracket is provided with a second base limiting groove, wherein, when the first base limiting groove is connected to the second bracket, the first base limiting groove and the second base limiting groove each serve to receive both ends of the base, that is, a part at the two ends of the base is respectively inserted into the first base limiting groove and the second base limiting groove.In this way, the base can be limited by the first base limiting groove and the second base limiting groove to reduce the relative movement between the base and the bracket assembly.

[0014] Furthermore, the first bracket is further provided with a first element plate installation groove, while the second bracket is further provided with a second element plate installation groove. When the first bracket is connected to the second bracket, the first element plate installation groove and the second element plate installation groove each serve to receive the two ends of the sensitive element plate. That is, a part at the two ends of the sensitive element plate is respectively inserted into the first element plate installation groove and the second element plate installation groove. In this way, the sensitive element plate can be restricted by the first element plate installation groove and the second element plate installation groove to reduce the relative movement between the sensitive element plate and the bracket assembly.

[0015] The first base limiting groove and the second base limiting groove are provided on the first bracket and the second bracket, respectively, so that the base of the sensitive assembly can be limited by the first base limiting groove and the second base limiting groove. The first element plate installation groove and the second element plate installation groove are provided on the first bracket and the second bracket, respectively, so that the sensitive element plate of the sensitive assembly can be limited by the first element plate installation groove and the second element plate installation groove. This reduces the relative movement between the base of the sensitive assembly and the sensitive element plate and the bracket assembly, and prevents loosening between the sensitive assembly and the bracket assembly.

[0016] In some technical solutions, optionally, the first bracket is provided with a first connection hole, while the second bracket is provided with a second connection hole, wherein the first connection hole is connected to the first installation groove, while the second connection hole is connected to the second installation groove, and wherein the first installation groove and the second installation groove serve to receive the base. The bracket assembly further comprises a plurality of first connecting elements, wherein, when the first bracket is connected to the second bracket, the plurality of first connecting elements pass through the first connection hole and the second connection hole, respectively, and are connected to the base.

[0017] In the technical solution, the structure of the first bracket and the second bracket is further limited. To enable relative fastening between the sensitive assembly and the bracket assembly, as well as between the first bracket and the second bracket, the first bracket in the present application is further provided with a first connection hole, and the second bracket is provided with a second connection hole, and a plurality of first connecting elements are provided in the bracket assembly. The first connecting element cooperates with the first connection hole and the second connection hole to fix the sensitive assembly in the bracket assembly and ensure relative fastening between the first bracket and the second bracket.

[0018] Specifically, the first connection hole is connected to the first installation groove, and the second connection hole is connected to the second installation groove, and at least a portion of the base of the sensitive assembly can be installed in the first receiving groove and the second receiving groove. A portion of the plurality of first connecting elements passes through the first connection hole and is connected to the base of the sensitive assembly to ensure relative fastening between the first bracket and the sensitive assembly. Another portion of the plurality of first connecting elements passes through the second connection hole and is connected to the base of the sensitive assembly to ensure relative fastening between the second bracket and the sensitive assembly.In this way, the relative fastening between the bracket assembly and the sensitive assembly can be maintained to secure the sensitive assembly to the bracket assembly. Furthermore, since both the first bracket and the second bracket remain fixed relative to the base of the sensitive assembly, it is possible to maintain the relative fastening between the first bracket and the second bracket to prevent the first bracket from separating from the second bracket. The first connecting element can be a screw.

[0019] The first bracket is provided with a first connecting hole, and the second bracket is provided with a second connecting hole, the first connecting element cooperates with the first connecting hole and the second connecting hole to fix the sensitive assembly in the bracket assembly and ensure relative fixing between the first bracket and the second bracket.

[0020] In some technical solutions, optionally, the bracket assembly further comprises: a first positioning pin provided in the second bracket, wherein the first positioning pin is located close to a top surface of the second bracket; and a first positioning hole provided in the first bracket, wherein the first positioning hole is located close to the top surface of the first bracket, wherein, when the first bracket is connected to the second bracket, the first positioning pin is inserted into the first positioning hole.

[0021] In the technical solution, the structure of the bracket assembly is further limited. For positioning between the first bracket and the second bracket, the first bracket and the second bracket in the present application are further provided with a structure for positioning between the first bracket and the second bracket. The bracket assembly further includes a first positioning pin and a first positioning hole, wherein the first positioning pin is provided in the second bracket, and wherein the first positioning hole is provided in the first bracket, wherein the first positioning pin is adapted to the first positioning hole. When connecting the first bracket to the second bracket, the first positioning pin is inserted into the first positioning hole.In this way, the first positioning pin and the first positioning hole can be adjusted to align the first bracket when connected to the second bracket, preventing skew between the first bracket and the second bracket. The first positioning pin is located near a top surface of the second bracket, and the first positioning hole is located near the top surface of the first bracket.

[0022] In some technical solutions, optionally, the bracket assembly further comprises: at least one second positioning pin provided in the second bracket, wherein the second positioning pin is located close to a bottom of the second bracket; at least one second positioning hole provided in the first bracket, wherein the second positioning hole is located close to the bottom of the first bracket, wherein the number of the second positioning holes is the same as the number of the second positioning pins, wherein when the first bracket is connected to the second bracket, the second positioning pin is inserted into the corresponding second positioning hole.

[0023] In the technical solution, the structure of the bracket assembly is further limited. For positioning between the first bracket and the second bracket, the first bracket and the second bracket in the present application are further provided with a structure for positioning between the first bracket and the second bracket. The bracket assembly further includes a second positioning pin and a second positioning hole, wherein the second positioning pin is provided in the second bracket, and wherein the second positioning hole is provided in the first bracket, wherein the second positioning pin is adapted to the second positioning hole. When connecting the first bracket to the second bracket, the second positioning pin is inserted into the second positioning hole.In this way, the second positioning pin and the second positioning hole can be adjusted to align the first bracket when connected to the second bracket to avoid skew between the first bracket and the second bracket.

[0024] Furthermore, the second positioning pin is located near a bottom of the second bracket, and the second positioning hole is located near the bottom of the first bracket. Thus, the first bracket and the second bracket can be provided with positioning structures at both ends on the top and bottom to further align the first bracket and the second bracket.

[0025] In a possible technical solution, the number of second positioning pins is two, and the two second positioning pins are located on both sides of the second installation groove, and the number of second positioning holes is also two, and the two second positioning holes are located on both sides of the first installation groove.

[0026] In some technical solutions, optionally, the bracket assembly can be installed on the housing of the sensor, wherein the first bracket and the second bracket are further provided on the top with a plurality of first housing installation holes, wherein the first housing installation holes serve to install the first bracket and the second bracket on the housing of the sensor.

[0027] In the technical solution, the structure of the first bracket and the second bracket is further limited. The bracket assembly can be installed on the sensor housing, and in order for the bracket assembly to be installed on the sensor housing, the first bracket and the second bracket in the present application are provided with corresponding structures. The first bracket and the second bracket are further provided on the top side with a plurality of first housing installation holes, wherein the first housing installation holes serve to install the first bracket and the second bracket on the sensor housing. Specifically, the sensor housing is provided with protrusions that match the first housing installation holes, and the protrusions on the housing are inserted into the corresponding first housing installation holes when the bracket assembly is installed on the sensor housing.This allows the bracket assembly to be installed on the sensor housing.

[0028] In one possible technical solution, the number of first housing installation holes in the first bracket is two, and the two first housing installation holes in the first bracket are close to the two ends of the first bracket, and the number of first housing installation holes in the second bracket is two, and the two first housing installation holes in the second bracket are close to the two ends of the second bracket to ensure that the bracket assembly is subjected to a balanced force.

[0029] In some technical solutions, optionally, the bracket assembly can be further connected to a printed circuit board, wherein the first bracket is provided with a first printed circuit board installation hole, while the second bracket is provided with a second printed circuit board installation hole, and the bracket assembly further comprises a plurality of second connecting elements, wherein, when the first bracket is connected to the second bracket, the plurality of second connecting elements pass through the first printed circuit board installation hole and the second printed circuit board installation hole, respectively, and are connected to the printed circuit board.

[0030] In the technical solution, the structure of the bracket assembly is further limited. The bracket assembly can be connected to the circuit board, and in order for the bracket assembly to be installed on the circuit board, the first bracket and the second bracket in the present application are provided with corresponding structures. The first bracket is provided with a first circuit board installation hole, while the second bracket is provided with a second circuit board installation hole, and the bracket assembly further comprises a plurality of second connecting elements, wherein the second connecting elements are adapted to the first circuit board installation hole and the second circuit board installation hole. In particular, when the first bracket is connected to the second bracket, the plurality of second connecting elements pass through the first circuit board installation hole and the second circuit board installation hole, respectively.through the second PCB installation hole and are connected to the PCB.

[0031] In one possible technical solution, the second connecting elements are screws, the first PCB installation hole and the second PCB installation hole are through holes, the PCB is provided with threaded holes, and the screws pass through the first PCB installation hole and the second PCB installation hole to be connected to the PCB.

[0032] In some technical solutions, optionally, the first bracket and the second bracket are each provided with a second housing installation hole, and the bracket assembly further comprises a plurality of third connecting elements, wherein, when the first bracket is connected to the second bracket, the plurality of third connecting elements pass through the second housing installation hole and the circuit board and are connected to the housing of the sensor.

[0033] In the technical solution, the structure of the first bracket and the second bracket is further limited. The bracket assembly can be installed on the sensor housing, and in order for the bracket assembly to be installed on the sensor housing, the first bracket and the second bracket in the present application are provided with corresponding structures. The first bracket and the second bracket are each provided with a second housing installation hole, and the bracket assembly further includes a plurality of third connecting elements, the third connecting element being adapted to the second housing installation hole.Specifically, when connecting the bracket assembly to the sensor housing, the plurality of third connecting members may first be passed through the second housing installation hole, with the circuit board positioned between the sensor housing and the bracket assembly. Then, the third connecting members may be passed through the circuit board again, and the third connecting members may finally be connected to the sensor housing. In this way, the bracket assembly can be simultaneously secured to the circuit board and the sensor housing.

[0034] In a possible technical solution, the third connecting elements are screws, the second housing installation hole is through-hole, the sensor housing is provided with threaded holes, and the screws pass through the second housing installation hole to be connected to the sensor housing.

[0035] In some technical solutions, optionally, the sensitive assembly further comprises a shielding tube, and the bracket assembly further comprises: a first installation element connected to the underside of the first bracket, wherein the first installation element is provided with a first shielding tube limiting groove; a second installation element connected to the underside of the second bracket, wherein the second installation element is provided with a second shielding tube limiting groove, wherein, when the first bracket is connected to the second bracket, the first shielding tube limiting groove and the second shielding tube limiting groove together form a shielding tube limiting hole, wherein the shielding tube limiting hole passes through the shielding tube and serves to limit the shielding tube.

[0036] In the technical solution, the structure of the bracket assembly is further limited. The sensitive assembly further includes a shield tube, and the bracket assembly further serves to limit the shield tube. The bracket assembly further includes a first installation member and a second installation member. When the first bracket is connected to the second bracket, the first shield tube limiting groove and the second shield tube limiting groove together limit the shield tube. Specifically, the first installation member is connected to the bottom of the first bracket, and the second installation member is connected to the bottom of the second bracket. The first installation member is provided with a first shield tube limiting groove, and the second installation member is provided with a second shield tube limiting groove.When the first bracket is connected to the second bracket, the first installation member and the second installation member form a tubular structure together, and the first shield tube limiting groove and the second shield tube limiting groove together form a shield tube limiting hole. The shield tube limiting hole passes through the shield tube. In this way, on the one hand, it is possible to protect the shield tube by the first installation member and the second installation member, and on the other hand, it is also possible to limit the shield tube by the first installation member and the second installation member to reduce the amount of sway of the shield tube.

[0037] The first installation member is provided on the first bracket and the second installation member is provided on the second bracket, so that the shielding tube of the sensitive assembly can be protected and limited by the first installation member and the second installation member, so that the amount of fluctuation of the shielding tube is reduced.

[0038] In some technical solutions, optionally, the first installation element on an external wall is provided with a first sealing groove, while the second installation element on the external wall is provided with a second sealing groove, and wherein, when the first bracket is connected to the second bracket, the first sealing groove is connected to the second sealing groove, and wherein the first sealing groove and the second sealing groove serve to install a sealing element.

[0039] In the technical solution, the structure of the first installation element and the second installation element is further limited. The first installation element and the second installation element can be installed on the sensor housing. In particular, when the first bracket is connected to the second bracket, since the first installation element and the second installation element together can form a tubular structure, the sensor housing is provided with installation holes adapted to the first installation element and the second installation element, and the first installation element and the second installation element can be inserted into the installation holes of the sensor housing for installation and fixing of the bracket assembly.In order to ensure a seal between the bracket assembly and the housing of the sensor and to provide vibration damping for the bracket assembly, the first installation member and the second installation member in the present application are further provided with a groove-shaped structure for installing a sealing member.

[0040] Specifically, the first installation member is provided with a first sealing groove on an outer wall, while the second installation member is provided with a second sealing groove on the outer wall. When the first bracket is connected to the second bracket, the first sealing groove is connected to the second sealing groove. The first sealing groove and the second sealing groove, which are connected to each other, together form an annular groove-shaped structure. The first sealing groove and the second sealing groove are used for installing a sealing member. In this way, sealing between the bracket assembly and the housing of the sensor and vibration damping for the bracket assembly can be ensured by the sealing member installed in the first sealing groove and the second sealing groove.

[0041] According to a second aspect of the present utility model, a sensor is proposed comprising: a housing; a support assembly according to the first aspect of the present application, wherein the support assembly is installed on the housing of the sensor; a sensitive assembly installed on the support assembly; a circuit board located between the support assembly and the housing, wherein the circuit board is connected to the support assembly and to the housing.

[0042] The sensor of the present application includes a housing, a support assembly, a sensitive assembly, and a circuit board. The sensitive assembly can be installed on the support assembly. After the sensitive assembly is installed on the support assembly, the support assembly equipped with the sensitive assembly is installed on the circuit board and the sensor housing, with the circuit board sandwiched between the sensor housing and the support assembly. This simplifies the installation steps of the support assembly and the sensitive assembly, reduces the difficulty of disassembling the support assembly and the sensitive assembly, and improves the efficiency of product assembly.

[0043] The sensor according to the second aspect of the present utility model comprises the support assembly according to the first aspect of the present utility model and therefore has all the advantageous effects of the support assembly.

[0044] Further aspects and advantages of the present utility model will become clear in the following description sections or through the practical application of the utility model. SHORT DESCRIPTION OF THE DRAWING

[0045] The above and / or additional aspects and advantages of the present utility model will become apparent and readily understood from the description of the embodiments in conjunction with the following attached drawings. These include: Fig. 1 shows a schematic representation of the structure of a bracket assembly according to an embodiment of the present utility model; Fig. 2 shows a first exploded view of the bracket assembly according to an embodiment of the present utility model; Fig. 3 shows a second exploded view of the bracket assembly according to an embodiment of the present utility model; Fig. 4 shows a schematic representation of the structure of the support assembly with a sensitive assembly according to an embodiment of the present utility model; List of reference symbols:

[0046] 100 bracket assembly, 110 first bracket, 111 first installation groove, 112 first base limiting groove, 113 first element plate installation groove, 114 first connection hole, 115 first positioning pin, 116 second positioning pin, 117 first circuit board installation hole, 118 first installation member, 119 first shield tube limiting groove, 120 second bracket, 121 second installation groove, 122 second base limiting groove, 123 second element plate installation groove, 124 second connection hole, 125 first positioning hole, 126 second positioning hole, 127 second circuit board installation hole, 128 second installation member, 129 second shield tube limiting groove, 130 first connection member, 140 first case installation hole, 150 second case installation hole, 160 first sealing groove, 170 second sealing groove, 200 sensitive assembly, 210 sensitive element plate, 220 shielding tube. DETAILED DESCRIPTION

[0047] To better understand the above-mentioned objects, features, and advantages of the utility model, the utility model is described in more detail below in conjunction with the accompanying drawings and specific embodiments. It should be noted that the embodiments and features in the embodiments of the present application can be combined with each other without conflict.

[0048] The following description provides many specific details to provide a complete understanding of the utility model. However, the utility model may be implemented in ways other than those described herein, and therefore the scope of the utility model is not limited to the specific embodiments disclosed below.

[0049] As in Fig. 1 to 4, a bracket assembly 100 and a sensor according to some embodiments of the present invention are described.

[0050] According to an embodiment of the present application, as shown in Fig. 1, Fig. 2, Fig. 3 and Fig. 4, the present utility model provides a bracket assembly 100, the bracket assembly 100 is for installing a sensitive assembly 200, and the bracket assembly 100 includes: a first bracket 110; a second bracket 120 detachably connected to the first bracket 110; wherein the first bracket 110 is provided with a first installation groove 111, while the second bracket 120 is provided with a second installation groove 121, wherein, when the first bracket 110 is connected to the second bracket 120, the first installation groove 111 is connected to the second installation groove 121 and serves to receive a part of the sensitive assembly 200, and wherein the first bracket 110 and the second bracket 120 together fix the sensitive assembly 200.

[0051] The bracket assembly 100 of the present application is for installing a sensitive assembly 200. The bracket assembly 100 includes a first bracket 110 and a second bracket 120, wherein the second bracket 120 is removably connected to the first bracket 110, and wherein, when the first bracket 110 is connected to the second bracket 120, the first bracket 110 and the second bracket 120 together install and secure the sensitive assembly 200.When installing the bracket assembly 100 and the sensitive assembly 200, the operator first installs the sensitive assembly 200 onto the first bracket 110 and the second bracket 120, and then connects the first bracket 110 to the second bracket 120 so that the first bracket 110 and the second bracket 120 can be installed and secured together onto the sensitive assembly 200, thus connecting the bracket assembly 100 and the sensitive assembly 200 as a single unit. The operator then connects the bracket assembly 100, which is provided with the sensitive assembly 200, to the circuit board and installs it on the sensor housing.

[0052] Understandably, the sensor mount in the prior art typically has a one-piece structure, requiring the user to first install the mount on the sensor housing and then attach the sensitive assembly 200 to the mount, which requires a laborious installation step. Compared to the mount with a one-piece structure, the mount assembly 100 presented in the present application has a split structure.The bracket assembly 100 with a split structure facilitates the operator to install and fix the sensitive assembly 200, and allows the operator to install the bracket assembly 100 on the sensor body after installing the sensitive assembly 200 on the bracket assembly 100, simplifies the installation steps of the bracket assembly 100 and the sensitive assembly 200, reduces the difficulty of disassembling the bracket assembly 100 and the sensitive assembly 200, and improves the assembly efficiency of the product.

[0053] Furthermore, in order to install the sensitive assembly 200, the first bracket 110 is provided with a first installation groove 111, while the second bracket 120 is provided with a second installation groove 121, and the first installation groove 111 and the second installation groove 121 serve to receive a part of the sensitive assembly 200. Specifically, when the first bracket 110 is connected to the second bracket 120, the opening of a first receiving groove faces the second bracket 120, the opening of a second receiving groove faces the first bracket 110, the first receiving groove is connected to the second receiving groove, and a part of the sensitive assembly 200 is installed in the first receiving groove and the second receiving groove so that the sensitive assembly 200 can be installed on the bracket assembly 100.When the first bracket 110 is connected to the second bracket 120, the first bracket 110 and the second bracket 120 secure the sensitive assembly 200 together.

[0054] The first bracket 110 and the second bracket 120 are provided in the bracket assembly 100, and the first bracket 110 and the second bracket 120 are detachably connected to each other, so that an operator can first install the sensitive assembly 200 on the bracket assembly 100 and then install the bracket assembly 100 provided with the sensitive assembly 200 on the sensor body. This simplifies the installation steps of the bracket assembly 100 and the sensitive assembly 200, reduces the difficulty of disassembling the bracket assembly 100 and the sensitive assembly 200, and improves the efficiency of product assembly.

[0055] In some embodiments, optionally, as in Fig. 1, Fig. 2, Fig. 3 and Fig. 4, the sensitive assembly 200 comprises a base and a sensitive element plate 210, wherein the sensitive element plate 210 is connected to the base, wherein the first bracket 110 is provided with a first base limiting groove 112, while the second bracket 120 is provided with a second base limiting groove 122, wherein, when the first base limiting groove 112 is connected to the second bracket 120, the first base limiting groove 112 and the second base limiting groove 122 each serve to receive both ends of the base, wherein the first base limiting groove 112 and the second base limiting groove 122 serve to limit the base, wherein the first bracket 110 is further provided with a first element plate installation groove 113, while the second bracket 120 is further provided with a second element plate installation groove 123, wherein, when the first bracket 110 is connected to the second bracket 120,the first element plate installation groove 113 and the second element plate installation groove 123 each serve to receive the two ends of the sensitive element plate 200, wherein the first element plate installation groove 113 and the second element plate installation groove 123 serve to delimit the sensitive element plate 210.

[0056] In the embodiment, the structure of the first bracket 110 and the second bracket 120 is further defined. The sensitive assembly 200 includes a base and a sensitive element plate 210. The sensitive element plate 210 is connected to the base, and the first bracket 110 and the second bracket 120 are each provided with a structure for defining the base and the sensitive element plate 210. Specifically, the first bracket 110 is provided with a first base defining groove 112, while the second bracket 120 is provided with a second base defining groove 122. When the first base defining groove 112 is connected to the second bracket 120, the first base defining groove 121 and the second base defining groove 122 each serve to receive both ends of the base, that is, a part at both ends of the base is respectively inserted into the first base defining groove 112 and the second base defining groove 122.In this way, the base can be limited by the first base limiting groove 112 and the second base limiting groove 122 to reduce the relative movement between the base and the support assembly 100.

[0057] Furthermore, the first bracket 110 is further provided with a first element plate installation groove 113, while the second bracket 120 is further provided with a second element plate installation groove 123. When the first bracket 110 is connected to the second bracket 120, the first element plate installation groove 113 and the second element plate installation groove 123 respectively serve to receive the two ends of the sensitive element plate 210, that is, a part at the two ends of the sensitive element plate 210 is respectively inserted into the first element plate installation groove 113 and the second element plate installation groove 123. In this way, the sensitive element plate 210 can be restricted by the first element plate installation groove 113 and the second element plate installation groove 123 to reduce the relative movement between the sensitive element plate 210 and the bracket assembly 100.

[0058] The first base limiting groove 112 and the second base limiting groove 122 are provided on the first bracket 110 and the second bracket 120, respectively, so that the base of the sensitive assembly 200 can be limited by the first base limiting groove 112 and the second base limiting groove 122. The first element plate installation groove 113 and the second element plate installation groove 123 are provided on the first bracket 110 and the second bracket 120, respectively, so that the sensitive element plate 210 of the sensitive assembly 200 can be limited by the first element plate installation groove 113 and the second element plate installation groove 123. This reduces the relative movement between the base of the sensitive assembly 200 and the sensitive element plate 210 and the support assembly 100 and prevents loosening between the sensitive assembly 200 and the support assembly 100.

[0059] In some embodiments, optionally, as in Fig. 1, Fig. 2 and Fig. 3, the first bracket 110 is provided with a first connection hole 114, while the second bracket 120 is provided with a second connection hole 124, wherein the first connection hole 114 is connected to the first installation groove 111, while the second connection hole 124 is connected to the second installation groove 121, and wherein the first installation groove 111 and the second installation groove 121 serve to receive the base. The bracket assembly 100 further includes a plurality of first connecting elements 130, wherein, when the first bracket 110 is connected to the second bracket 120, the plurality of first connecting elements 130 pass through the first connection hole 114 and the second connection hole 124, respectively, and are connected to the base.

[0060] In the exemplary embodiment, the structure of the first bracket 110 and the second bracket 120 is further limited. To enable relative fastening between the sensitive assembly 200 and the bracket assembly 100, as well as between the first bracket 110 and the second bracket 120, the first bracket 110 in the present application is further provided with a first connection hole 114, and the second bracket 120 is provided with a second connection hole 124, and a plurality of first connecting elements 130 are provided in the bracket assembly 110. The first connecting element 130 cooperates with the first connection hole 114 and the second connection hole 124 to fasten the sensitive assembly 200 in the bracket assembly 100 and ensure relative fastening between the first bracket 110 and the second bracket 120.

[0061] Specifically, the first connection hole 114 is connected to the first installation groove 111, and the second connection hole 124 is connected to the second installation groove 121, and at least a portion of the base of the sensitive assembly 200 can be installed in the first receiving groove and the second receiving groove. A portion of the plurality of first connecting elements 130 passes through the first connection hole 114 and is connected to the base of the sensitive assembly 200 to ensure relative fastening between the first bracket 110 and the sensitive assembly 200. Another portion of the plurality of first connecting elements 130 passes through the second connection hole 124 and is connected to the base of the sensitive assembly 200 to ensure relative fastening between the second bracket 120 and the sensitive assembly 200.In this way, the relative fastening between the support assembly 100 and the sensitive assembly 200 can be maintained to secure the sensitive assembly 200 to the support assembly 100. Furthermore, since both the first support 110 and the second support 120 remain fixed relative to the base of the sensitive assembly 200, it is possible to maintain the relative fastening between the first support 110 and the second support 120 to prevent the first support 110 from separating from the second support 120. The first connecting element 130 may be a screw.

[0062] The first bracket 110 is provided with a first connecting hole 114, and the second bracket 120 is provided with a second connecting hole 124, the first connecting element 130 cooperates with the first connecting hole 114 and the second connecting hole 124 to fix the sensitive assembly 200 in the bracket assembly 100 and to ensure relative fixation between the first bracket 110 and the second bracket 120.

[0063] In some embodiments, optionally, as in Fig. 1, Fig. 2 and Fig. 3, the bracket assembly 100 further includes: a first positioning pin 115 provided in the second bracket 120, the first positioning pin 115 being located close to a top surface of the second bracket 120; and a first positioning hole 125 provided in the first bracket 110, the first positioning hole 125 being located close to the top surface of the first bracket 110, wherein when the first bracket 110 is connected to the second bracket 120, the first positioning pin 115 is inserted into the first positioning hole 125.

[0064] In the exemplary embodiment, the structure of the bracket assembly 100 is further limited. For positioning between the first bracket 110 and the second bracket 120, the first bracket 110 and the second bracket 120 in the present application are further provided with a structure for positioning between the first bracket 110 and the second bracket 120. The bracket assembly 100 further includes a first positioning pin 115 and a first positioning hole 125, wherein the first positioning pin 115 is provided in the second bracket 120, and the first positioning hole 125 is provided in the first bracket 110, wherein the first positioning pin 115 is adapted to the first positioning hole 125. When connecting the first bracket 110 to the second bracket 120, the first positioning pin 115 is inserted into the first positioning hole 125.In this way, the first positioning pin 115 and the first positioning hole 125 can be adjusted to align the first bracket 110 when connected to the second bracket 120 to avoid skew between the first bracket 110 and the second bracket 120. The first positioning pin 115 is located near a top surface of the second bracket 120, and the first positioning hole 125 is located near the top surface of the first bracket 110.

[0065] In some embodiments, optionally, as in Fig. 1, Fig. 2 and Fig. 3, the bracket assembly 100 further includes: at least one second positioning pin 116 provided in the second bracket 120, the second positioning pin 116 being located close to a bottom surface of the second bracket 120; at least one second positioning hole 126 provided in the first bracket 110, the second positioning hole 126 being located close to the bottom surface of the first bracket 110, the number of the second positioning holes 126 being the same as the number of the second positioning pins 116, and when the first bracket 110 is connected to the second bracket 120, the second positioning pin 116 is inserted into the corresponding second positioning hole 126.

[0066] In the exemplary embodiment, the structure of the bracket assembly 100 is further limited. For positioning between the first bracket 110 and the second bracket 120, the first bracket 110 and the second bracket 120 in the present application are further provided with a structure for positioning between the first bracket 110 and the second bracket 120. The bracket assembly 100 further includes a second positioning pin 116 and a second positioning hole 126, wherein the second positioning pin 116 is provided in the second bracket 120, and the second positioning hole 126 is provided in the first bracket 110, wherein the second positioning pin 116 is adapted to the second positioning hole 126. When connecting the first bracket 110 to the second bracket 120, the second positioning pin 116 is inserted into the second positioning hole 126.In this way, the second positioning pin 116 and the second positioning hole 126 can be adjusted to align the first bracket 110 when connected to the second bracket 120 to avoid skew between the first bracket 110 and the second bracket 120.

[0067] Furthermore, the second positioning pin 116 is located near a bottom of the second bracket 120, and the second positioning hole 126 is located near the bottom of the first bracket 110. In this way, the first bracket 110 and the second bracket 120 can be provided with positioning structures at both the top and bottom ends to further align the first bracket 110 and the second bracket 120.

[0068] In one possible technical embodiment, the number of second positioning pins 116 is two, and the two second positioning pins 116 are located on both sides of the second installation groove 121, and the number of second positioning holes 126 is also two, and the two second positioning holes 126 are located on both sides of the first installation groove 111.

[0069] In some embodiments, optionally, as in Fig. 1, Fig. 2 and Fig. 3, the bracket assembly 100 can be installed on the housing of the sensor, wherein the first bracket 110 and the second bracket 120 are further provided on the top with a plurality of first housing installation holes 140, wherein the first housing installation holes 140 serve to install the first bracket 110 and the second bracket 120 on the housing of the sensor.

[0070] In the exemplary embodiment, the structure of the first bracket 110 and the second bracket 120 is further limited. The bracket assembly 100 can be installed on the housing of the sensor, and in order for the bracket assembly 100 to be installed on the housing of the sensor, the first bracket 110 and the second bracket 120 in the present application are provided with corresponding structures. The first bracket 110 and the second bracket 120 are further provided on the top with a plurality of first housing installation holes 140, wherein the first housing installation holes 140 serve to install the first bracket 110 and the second bracket 120 on the housing of the sensor.Specifically, the sensor housing is provided with protrusions that align with the first housing installation holes 140, and the protrusions on the housing are inserted into the corresponding first housing installation holes 140 when the bracket assembly 100 is installed on the sensor housing. In this way, the bracket assembly 100 can be installed on the sensor housing.

[0071] In one possible technical solution, the number of first housing installation holes 140 in the first bracket 110 is two, and the two first housing installation holes 140 in the first bracket 100 are located close to the two ends of the first bracket 110, and the number of first housing installation holes 140 in the second bracket 120 is two, and the two first housing installation holes 140 in the second bracket 120 are located close to the two ends of the second bracket 120 to ensure that the bracket assembly 100 is subjected to a balanced force.

[0072] In some embodiments, optionally, as in Fig. 1, Fig. 2 and Fig. 3, the bracket assembly 100 can be further connected to a circuit board, wherein the first bracket 110 is provided with a first circuit board installation hole 117, while the second bracket 120 is provided with a second circuit board installation hole 127, and the bracket assembly 100 further comprises a plurality of second connecting elements, wherein, when the first bracket 110 is connected to the second bracket 120, the plurality of second connecting elements pass through the first circuit board installation hole 117 and the second circuit board installation hole 127, respectively, and are connected to the circuit board.

[0073] In the exemplary embodiment, the structure of the support assembly 100 is further limited. The support assembly 100 can be connected to the circuit board, and in order for the support assembly 100 to be installed on the circuit board, the first support 110 and the second support 120 in the present application are provided with corresponding structures. The first support 110 is provided with a first circuit board installation hole 117, while the second support 120 is provided with a second circuit board installation hole 127. The support assembly 100 further includes a plurality of second connecting elements, the second connecting elements being adapted to the first circuit board installation hole 117 and the second circuit board installation hole 127.Specifically, when the first bracket 110 is connected to the second bracket 120, the plurality of second connecting members pass through the first circuit board installation hole 117 and the second circuit board installation hole 127, respectively, and are connected to the circuit board.

[0074] In one possible embodiment, the second connecting elements are screws, the first circuit board installation hole 117 and the second circuit board installation hole 127 are through holes, the circuit board is provided with threaded holes, and the screws pass through the first circuit board installation hole 117 and the second circuit board installation hole 127 to be connected to the circuit board.

[0075] In some technical embodiments, optional, as in Fig. 1, Fig. 2 and Fig. 3, the first bracket 110 and the second bracket 120 are each provided with a second housing installation hole 150, and the bracket assembly 110 further includes a plurality of third connecting elements, wherein, when the first bracket 110 is connected to the second bracket 120, the plurality of third connecting elements pass through the second housing installation hole 150 and the circuit board and are connected to the housing of the sensor.

[0076] In the exemplary embodiment, the structure of the first bracket 110 and the second bracket 120 is further limited. The bracket assembly 100 can be installed on the housing of the sensor, and in order for the bracket assembly 100 to be installed on the housing of the sensor, the first bracket 110 and the second bracket 120 in the present application are provided with corresponding structures. The first bracket 110 and the second bracket 120 are each provided with a second housing installation hole 150, and the bracket assembly 100 further includes a plurality of third connecting elements, the third connecting elements being adapted to the second housing installation hole 150.Specifically, when connecting the bracket assembly 100 to the sensor housing, the plurality of third connecting members may first be passed through the second housing installation hole 150, and the circuit board is located between the sensor housing and the bracket assembly 100. Then, the third connecting members may be passed through the circuit board again, and the third connecting members may finally be connected to the sensor housing. In this way, the bracket assembly 100 can be simultaneously attached to the circuit board and the sensor housing.

[0077] In one possible technical embodiment, the third connecting elements are screws, the second housing installation hole 150 is a through hole, the housing of the sensor is provided with threaded holes, and the screws pass through the second housing installation hole 150 to be connected to the housing of the sensor.

[0078] In some technical embodiments, optional, as in Fig. 1, Fig. 2, Fig. 3 and Fig. 4, the sensitive assembly 200 further includes a shielding tube 220, and the bracket assembly 100 further includes: a first installation member 118 connected to the bottom of the first bracket 110, the first installation member 118 being provided with a first shielding tube restricting groove 119; a second installation member 128 connected to the underside of the second bracket 120, the second installation member 128 being provided with a second shield tube restricting groove 129, wherein, when the first bracket 110 is connected to the second bracket 120, the first shield tube restricting groove 119 and the second shield tube restricting groove 129 together form a shield tube restricting hole, the shield tube restricting hole passing through the shield tube 220 and serving to restrict the shield tube 220.

[0079] In the exemplary embodiment, the structure of the support assembly 100 is further defined. The sensitive assembly 200 further includes a shield tube 220, and the support assembly 100 further serves to define the shield tube 220. The support assembly 110 further includes a first installation member 118 and a second installation member 128. When the first support 110 is connected to the second support 120, the first shield tube defining groove 119 and the second shield tube defining groove 129 define the shield tube 220 together. Specifically, the first installation member 118 is connected to the bottom of the first support 110, and the second installation member 128 is connected to the bottom of the second support 120.The first installation member 118 is provided with a first shield tube restricting groove 119, and the second installation member 128 is provided with a second shield tube restricting groove 129. When the first bracket 110 is connected to the second bracket 120, the first installation member 118 and the second installation member 128 form a tubular structure together, and the first shield tube restricting groove 119 and the second shield tube restricting groove 129 together form a shield tube restricting hole. The shield tube restricting hole passes through the shield tube 220.In this way, on the one hand, it is possible to protect the shielding tube 220 by the first installation member 118 and the second installation member 128, and on the other hand, it is also possible to restrict the shielding tube 220 by the first installation member 118 and the second installation member 128 to reduce the amount of fluctuation of the shielding tube 220.

[0080] The first installation member 118 is provided on the first bracket 110 and the second installation member 128 is provided on the second bracket 120, so that the shielding tube 220 of the sensitive assembly 200 can be protected and limited by the first installation member 118 and the second installation member 128, so that the amount of swaying of the shielding tube 200 is reduced.

[0081] In some technical embodiments, optional, as in Fig. 1, Fig. 2, Fig. 3 and Fig.4, the first installation member 118 is provided with a first sealing groove 160 on an outer wall, while the first installation member 128 is provided with a second sealing groove 170 on the outer wall, and wherein, when the first bracket 110 is connected to the second bracket 120, the first sealing groove 160 is connected to the second sealing groove 170, and wherein the first sealing groove 160 and the second sealing groove 170 serve to install a sealing member.

[0082] In the exemplary embodiment, the structure of the first installation member 118 and the second installation member 128 is further limited. The first installation member 118 and the second installation member 128 can be installed on the sensor housing. In particular, when the first bracket 110 is connected to the second bracket 120, since the first installation member 118 and the second installation member 128 together can form a tubular structure, the sensor housing is provided with installation holes adapted to the first installation member 118 and the second installation member 128, and the first installation member 118 and the second installation member 128 can be inserted into the installation holes of the sensor housing for installation and fixing of the bracket assembly 100.In order to ensure a seal between the support assembly 100 and the housing of the sensor and to provide vibration damping for the support assembly 100, the first installation member 118 and the second installation member 128 in the present application are further provided with a groove-shaped structure for installing a sealing member.

[0083] Specifically, the first installation member 118 is provided with a first sealing groove 160 on an outer wall, while the second installation member 128 is provided with a second sealing groove 170 on the outer wall. When the first bracket 110 is connected to the second bracket 120, the first sealing groove 160 is connected to the second sealing groove 170. The first sealing groove 160 and the second sealing groove 170, which are connected to each other, together form an annular groove-shaped structure. The first sealing groove 160 and the second sealing groove 170 are used for installing a sealing member. In this way, a seal between the bracket assembly 100 and the housing of the sensor and vibration damping for the bracket assembly 100 can be ensured by the sealing member installed in the first sealing groove 160 and the second sealing groove 170.

[0084] According to a second aspect of the present utility model, a sensor is proposed comprising: a housing; a support assembly 100 according to the first aspect of the present application, wherein the support assembly 100 is installed on the housing of the sensor; a sensitive assembly 200 installed on the support assembly 100; a circuit board located between the support assembly 100 and the housing, wherein the circuit board is connected to the support assembly 100 and to the housing.

[0085] The sensor of the present application includes a housing, a support assembly 100, a sensitive assembly 200, and a circuit board. The sensitive assembly 200 can be installed on the support assembly 100. After the sensitive assembly 200 is installed on the support assembly 100, the support assembly 100, which is provided with the sensitive assembly 200, is installed on the circuit board and the sensor housing, with the circuit board located between the sensor housing and the support assembly 100. This simplifies the installation steps of the support assembly 100 and the sensitive assembly 200, reduces the difficulty of disassembling the support assembly 100 and the sensitive assembly 200, and improves the efficiency of product assembly.

[0086] The sensor according to the second aspect of the present utility model includes the support assembly 100 according to the first aspect of the present utility model and therefore has all the advantageous effects of the support assembly 100.

[0087] In one possible embodiment, the control circuit board holder (i.e., the holder assembly 100) includes a circuit board holder A (i.e., the first holder 110) and a circuit board holder B (i.e., the second holder 120). The circuit board holder A and the circuit board holder B are connected as a unit by a holder positioning round hole (i.e., the second positioning hole 126) and a holder positioning pin (i.e., the second positioning pin 116), a holder positioning square hole (i.e., the first positioning hole 125), and a holder positioning square pin (i.e., the first positioning pin 115).

[0088] The sensitive element plate 210 of the sensitive assembly 200 is fixed in the guide groove of the sensitive element plate 210 (i.e., the first element plate installation groove 113) on the circuit board holder A and in the guide groove of the sensitive element plate 210 (i.e., the second element plate installation groove 123) on the circuit board holder B. The base of the sensitive assembly 200 is then fixed to the base limiting groove (i.e., the first base limiting groove 112) on the circuit board holder A, the base fixing groove (i.e., the first installation groove 111) on the circuit board holder A, the base limiting groove (i.e., the second base limiting groove 122) on the circuit board holder B, and the base fixing groove (i.e., the second installation groove 121) on the circuit board holder B with screws. And the circuit board holder A and the circuit board holder B are connected by means of screws and through the base fixing hole (i.e.,the first connection hole 114) on the circuit board holder A and the base fixing hole (i.e., the second connection hole 124) on the circuit board holder B, which serves as an installation fixture, are connected to each other, so that the sensitive assembly 200 and the control circuit board holder form a module.

[0089] In the magnetostrictive displacement sensor, its circuit board is fixed to the first circuit board mounting hole (i.e., the first circuit board installation hole 117), the second circuit board mounting hole (i.e., the second circuit board installation hole 127), the third circuit board mounting hole, and the fourth circuit board mounting hole (i.e., the second housing installation hole 150) on the control circuit board bracket by means of screws. The third circuit board mounting hole and the fourth circuit board mounting hole are through holes through which screws are screwed to the housing of the magnetostrictive displacement sensor (i.e., the sensor housing), which improves the reliability of the product. The limiting hole (i.e., the first housing installation hole 140) on the circuit board bracket A and the limiting hole (i.e.,The second housing installation hole 150 on the PCB mount B are process mounting holes that are fixed to the magnetostrictive sensor housing to ensure that the PCB mounts are stable, thereby improving vibration resistance.

[0090] When the PCB holder A and the PCB holder B are snapped together, the first shock absorption groove (i.e., the first sealing groove 160) and the second shock absorption groove (i.e., the second sealing groove 170) provided on the PCB holder form a unit. An O-ring is installed in the first shock absorption groove and the second shock absorption groove to act as a shock absorber and increase shock resistance. The first shield tube limiting hole (i.e., the first shield tube limiting groove 119) and the second shield tube limiting hole (i.e., the second shield tube limiting groove 129) are two half-holes that together form a circle, which functions to protect the shield tube 220.

[0091] The PCB holder A and PCB holder B are made of reinforced nylon material, which is flame retardant and shock resistant.

[0092] The PCB holder A and the PCB holder B are manufactured in one operation by plastic injection molding.

[0093] The limit holes provided on the PCB holder A and PCB holder B are process fixing holes, four in total, and the limit holes are connected to the magnetostrictive displacement sensor housing to ensure the stability of the control PCB holder and thereby improve vibration resistance.

[0094] The PCB holder A and the PCB holder B are designed with mirror symmetry for easy installation and form a unit with the sensitive assembly 200 and the PCB for easy disassembly by the assembly machine.

[0095] In the present utility model, the term "plural" refers to two or more, unless expressly stated otherwise. The terms "assembled," "connected," "coupled," "fixed," and the like should be understood in a broad sense, e.g., the term "connection" may mean a fixed connection, a detachable connection, or a one-piece connection; the term "connected" may mean a direct connection or an indirect connection via an intermediate medium. The specific meaning of the above terms in the present utility model can be understood by a person skilled in the art depending on the specific circumstances.

[0096] In the description of the present specification, the description of the terms "one embodiment", "some embodiments", "specific embodiments" and the like refers to specific features described in connection with the embodiment or example. The structure, material, or feature described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this description, schematic expressions of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the described specific features, structures, materials, or properties may be appropriately combined in one or more embodiments or examples.

[0097] The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model, which is subject to various modifications and variations that would be apparent to those skilled in the art. All modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the utility model are included within the scope of protection of the utility model.

Claims

[1] Bracket assembly, characterized by that the bracket assembly is used to install a sensitive assembly, the bracket assembly comprising: a first bracket; a second bracket removably connected to the first bracket; wherein the first bracket is provided with a first installation groove, while the second bracket is provided with a second installation groove, wherein, when the first bracket is connected to the second bracket, the first installation groove is connected to the second installation groove and serves to receive a part of the sensitive assembly, and wherein the first bracket and the second bracket together fix the sensitive assembly. [2] Support assembly according to claim 1, characterized by that the sensitive assembly comprises a base and a sensitive element plate, wherein the sensitive element plate is connected to the base; wherein the first bracket is provided with a first base limiting groove, while the second bracket is provided with a second base limiting groove, wherein, when the first base limiting groove is connected to the second bracket, the first base limiting groove and the second base limiting groove each serve to receive both ends of the base, wherein the first base limiting groove and the second base limiting groove serve to limit the base; wherein the first bracket is further provided with a first element plate installation groove, while the second bracket is further provided with a second element plate installation groove, wherein, when the first bracket is connected to the second bracket, the first element plate installation groove and the second element plate installation groove each serve to receive the two ends of the sensitive element plate, the first element plate installation groove and the second element plate installation groove each serve to define the sensitive element plate. [3] Support assembly according to claim 2, characterized by , that the first bracket is provided with a first connection hole, while the second bracket is provided with a second connection hole, wherein the first connection hole is connected to the first installation groove, while the second connection hole is connected to the second installation groove, and wherein the first installation groove and the second installation groove serve to receive the base; and that the bracket assembly further comprises: a plurality of first connecting elements, wherein, when the first bracket is connected to the second bracket, the plurality of first connecting elements pass through the first connecting hole and the second connecting hole, respectively, and are connected to the base. [4] Support assembly according to one of claims 1 to 3, characterized by that it also includes: a first positioning pin provided in the second bracket, the first positioning pin being located close to a top surface of the second bracket; a first positioning hole provided in the first bracket, the first positioning hole being located near the top of the first bracket, wherein when the first bracket is connected to the second bracket, the first positioning pin is inserted into the first positioning hole. [5] Support assembly according to one of claims 1 to 3, characterized by that it also includes: at least one second positioning pin provided in the second bracket, the second positioning pin being located close to a bottom surface of the second bracket; at least one second positioning hole provided in the first bracket, the second positioning hole being located near the bottom of the first bracket, the number of the second positioning holes being the same as the number of the second positioning pins, wherein when the first bracket is connected to the second bracket, the second positioning pin is inserted into the corresponding second positioning hole. [6] Mounting assembly according to one of claims 1 to 3, characterized by that the bracket assembly can be installed on a housing of a sensor; wherein the first bracket and the second bracket are further provided on the top side with a plurality of first housing installation holes, wherein the first housing installation holes serve to install the first bracket and the second bracket on the housing of the sensor. [7] Support assembly according to claim 6, characterized bythat the bracket assembly can further be connected to a printed circuit board; wherein the first bracket is provided with a first circuit board installation hole, while the second bracket is provided with a second circuit board installation hole; and that the bracket assembly further comprises: a plurality of second connecting elements, wherein, when the first bracket is connected to the second bracket, the plurality of second connecting elements pass through the first circuit board installation hole and the second circuit board installation hole, respectively, and are connected to the circuit board. [8] Support assembly according to claim 7, characterized by , that the first bracket and the second bracket are each provided with a second housing installation hole; and that the bracket assembly further comprises: a plurality of third connecting elements, wherein, when the first bracket is connected to the second bracket, the plurality of third connecting elements pass through the second housing installation hole and the circuit board and are connected to the housing of the sensor. [9] Support assembly according to one of claims 1 to 3, characterized by that the sensitive assembly further comprises a shielding tube, and that the support assembly further comprises: a first installation member connected to the bottom of the first bracket, the first installation member being provided with a first shield pipe restricting groove; a second installation member connected to the underside of the second bracket, the second installation member being provided with a second shield tube restricting groove, wherein, when the first bracket is connected to the second bracket, the first shield tube restricting groove and the second shield tube restricting groove together form a shield tube restricting hole, the shield tube restricting hole passing through the shield tube and serving to restrict the shield tube. [10] Support assembly according to claim 9, characterized bythat the first installation element on an outer wall is provided with a first sealing groove, while the second installation element on the outer wall is provided with a second sealing groove, and wherein, when the first bracket is connected to the second bracket, the first sealing groove is connected to the second sealing groove, and wherein the first sealing groove and the second sealing groove serve to install a sealing element. [11] Sensor, characterized by that it includes: a housing; a mounting assembly according to any one of claims 1 to 10, characterized by that the bracket assembly is installed on the sensor housing; a sensitive assembly installed on the bracket assembly; a printed circuit board located between the bracket assembly and the housing, the printed circuit board being connected to the bracket assembly and to the housing.

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