Contact support assembling structure and contactor

Abstract

The utility model belongs to the technical field of low-voltage electric appliances, and discloses an assembly structure of a contact support and a contactor. The assembly structure of the contact support comprises the contact support, a linkage assembly and an electromagnetic system. The plurality of contact supports are used for mounting a moving contact, and are arranged at intervals along a first direction; the linkage assembly comprises two linkage rods and connecting pieces, the number of the linkage rods is two, the two linkage rods are arranged in a spaced mode in the second direction, the two linkage rods are arranged on the multiple contact supports in a penetrating mode, and each linkage rod is further connected with the corresponding connecting piece; the electromagnetic system is arranged between the connecting pieces on the two linkage rods and connected with the connecting pieces. The assembling structure of the contact supports is provided with the linkage assembly, the linkage assembly comprises the linkage rods and the connecting pieces arranged on the linkage rods, the two linkage rods are arranged on the multiple contact supports in a penetrating mode, the connecting pieces are connected with the electromagnetic system, so that connection between the multiple contact supports and the electromagnetic system is achieved, and the occupied space and the cost are reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of low-voltage electrical appliances, in particular to an assembly structure of a contact support and a contactor. Background Art

[0002] The multi-contact structure in the existing contactor generally includes an aluminum profile base, an electromagnetic system and a plurality of contact supports. The plurality of contact supports are arranged on the front surface of the aluminum profile base, and the electromagnetic system is arranged on the back surface of the aluminum profile base. By energizing and de-energizing the electromagnetic system, the electromagnetic system drives the aluminum profile base and the contact supports to move, that is, drives the moving contacts on the contact supports to move towards or away from the static contacts, so as to realize conduction and disconnection. In this structure, the aluminum profile base occupies a large space and has a high cost. Content of the Utility Model

[0003] The purpose of the utility model is to provide an assembly structure of a contact support and a contactor, which reduces the occupied space and cost.

[0004] To achieve the above object, the utility model adopts the following technical solutions:

[0005] The assembly structure of the contact support includes:

[0006] A plurality of contact supports are provided, and the plurality of contact supports are arranged at intervals along a first direction;

[0007] A linkage assembly includes two linkage rods. Connecting pieces are arranged on both of the two linkage rods. The two linkage rods are arranged on both sides of the contact supports at intervals along a second direction, and the two linkage rods penetrate through the plurality of contact supports;

[0008] An electromagnetic system is arranged between the connecting pieces on the two linkage rods, and the connecting piece is connected to the electromagnetic system.

[0009] As an optional solution, the linkage assembly further includes a connecting rod, the connecting rod penetrates through the electromagnetic system along the second direction, and both ends of the connecting rod along the second direction are respectively inserted and connected to the connecting pieces on the two linkage rods.

[0010] As an optional solution, the connecting piece includes a first plate, a second plate arranged at intervals along the second direction, and a bent plate connected to one ends of the first plate and the second plate. A through cavity is formed between the first plate, the second plate and the bent plate. The first plate is provided with a plug hole, the linkage rod penetrates through the through cavity, and the end of the connecting rod passes through the plug hole and is limited in the through cavity.

[0011] As an optional solution, the cross section of the connecting rod and the cross section of the plug hole are both set to be square.

[0012] As an alternative, the electromagnetic system includes a mounting base and an armature. Limiting portions are provided on both side surfaces of the mounting base along the second direction. The contact support is located on the front surface of the mounting base. The armature is mounted on the back surface of the mounting base and is located between the limiting portions on both sides. The connecting rod passes through the armature and the limiting portions on both sides, and both end portions of the connecting rod are inserted into the connecting members on both sides.

[0013] As an alternative, the limiting portion includes a bottom plate and two side plates spaced apart along the first direction on the bottom plate. Limiting protrusions are provided on the opposite side surfaces of the two side plates. The connecting member is disposed between the two side plates and is limited between the limiting protrusions and the bottom plate.

[0014] As an alternative, a mounting groove is provided on the back surface of the mounting base, and the armature is limited within the mounting groove.

[0015] As an alternative, both ends of the linkage rod protrude from the contact support along the first direction, and clamping rings are provided at both end portions of the linkage rod.

[0016] As an alternative, both ends of the linkage rod protrude from the contact support along the first direction. The assembly structure of the contact support further includes an auxiliary contact mounting member. The auxiliary contact mounting member is connected to the end portions of the two linkage rods, and the auxiliary contact mounting member is used for mounting auxiliary contacts.

[0017] A contactor includes the assembly structure of the contact support described in any of the above solutions.

[0018] Advantages of the present utility model:

[0019] An assembly structure of a contact support provided by the present utility model is provided with a linkage assembly between the contact support and the electromagnetic system. The linkage assembly includes a linkage rod and a connecting member provided on the linkage rod. By passing two linkage rods through a plurality of contact supports and connecting the connecting member to the electromagnetic system, the connection between the plurality of contact supports and the electromagnetic system is realized, reducing the occupied space and cost. Description of the Drawings

[0020] Figure 1 is a schematic structural diagram of the assembly structure of the contact support provided by the embodiment of the present utility model;

[0021] Figure 2 is a schematic structural diagram of the connecting member involved in the embodiment of the present utility model;

[0022] Figure 3 is a schematic structural diagram of the mounting base involved in the embodiment of the present utility model Figure 1 ;

[0023] Figure 4 are cross-sectional views of the electromagnetic system, connecting rod, and connecting member involved in the present utility model;

[0024] Figure 5 is a schematic structural view of the mounting base involved in the embodiment of the present utility model Figure 2 .

[0025] In the figure:

[0026] 100, moving contact; 1, contact support; 2, linkage rod; 3, connecting member; 31, first plate; 311, insertion hole; 32, second plate; 33, bent plate; 34, extension plate; 35, through cavity; 4, connecting rod; 5, mounting base; 51, limiting portion; 511, bottom plate; 5111, second through hole; 5112, insertion plate; 512, side plate; 5121, limiting boss; 52, mounting groove; 6, armature; 7, clamp; 8, auxiliary contact mounting member. Specific embodiments

[0027] The following describes in detail the embodiments of the present utility model. The examples of the embodiments are shown in the drawings, wherein the same or similar reference numerals represent the same or similar components or components with the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary and are intended to explain the present utility model and should not be construed as a limitation of the present utility model.

[0028] In the description of the present utility model, unless otherwise clearly defined and limited, the terms "connected", "connected to", and "fixed" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, a mechanical connection, an electrical connection, a direct connection, or an indirect connection through an intermediate medium. It can be the internal communication of two components or the interaction relationship between two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0029] In the description of the present utility model, unless otherwise clearly defined and limited, the first feature being "above" or "below" the second feature may include the first feature and the second feature being in direct contact, or may include the first feature and the second feature not being in direct contact but being in contact through another feature therebetween. Moreover, the first feature being "above", "above", and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or merely indicating that the first feature has a higher horizontal height than the second feature. The first feature being "below", "below", and "below" the second feature includes the first feature being directly below and obliquely below the second feature, or merely indicating that the first feature has a lower horizontal height than the second feature.

[0030] The technical solution of the utility model is further explained below with reference to the accompanying drawings and through specific implementation methods.

[0031] like Figures 1 - 5 As shown, the embodiment of the utility model provides an assembly structure of a contact support, which includes a contact support 1, a linkage component and an electromagnetic system. Among them, the contact support 1 is used to install a moving contact 100 and is provided with multiple, multiple contact supports 1 are arranged at intervals along the first direction (i.e., the X-axis direction in the figure), and each contact support 1 is provided with installation holes at intervals along the second direction (i.e., the Y-axis direction in the figure); the linkage component includes a linkage rod 2 and a connecting member 3, two linkage rods 2 are provided, two linkage rods 2 are arranged at intervals along the second direction, and the two linkage rods 2 are both inserted into the installation holes of the multiple contact supports 1, and each linkage rod 2 is also connected to a connecting member 3; the electromagnetic system is arranged between the connecting members 3 on the two linkage rods 2 that are opposite to each other, and is connected to the connecting member 3.

[0032] The assembly structure of the contact support is provided with a linkage component, and the linkage component includes a linkage rod 2 and a connecting member 3 arranged on the linkage rod 2. By passing two linkage rods 2 through multiple contact supports 1, the connecting member 3 is connected to the electromagnetic system to realize the connection between multiple contact supports 1 and the electromagnetic system, thereby reducing the occupied space and cost.

[0033] Furthermore, the linkage assembly also includes a connecting rod 4, which is inserted into the electromagnetic system along the second direction, and the two ends of the connecting rod 4 along the second direction are respectively connected to the connecting pieces 3 on the two linkage rods 2 to connect the connecting pieces 3 with the electromagnetic system.

[0034] The connecting member 3 is a sheet metal member, such as Figure 2 As shown, it includes a first plate 31 and a second plate 32 spaced apart along the second direction, and a bent plate 33 connected to one end of the first plate 31 and the second plate 32. The first plate 31, the second plate 32 and the bent plate 33 constitute a through cavity 35, and the linkage rod 2 is penetrated in the through cavity 35 to realize the connection between the linkage rod 2 and the connecting member 3; the first plate 31 is provided with a plug hole 311, and the end of the connecting rod 4 is plugged into the plug hole 311 of the first plate 31 and limited in the through cavity 35 to realize the plug-in connection between the connecting rod 4 and the connecting member 3, and the end of the connecting rod 4 is limited in the through cavity 35 so that the second plate 32 can limit the connecting rod 4 from coming out.

[0035] Optionally, the cross-section of the connecting rod 4 and the cross-section of the plug hole 311 are both set to be square, and the end of the connecting rod 4 is plugged into the plug hole 311 to make the structure more stable.

[0036] Furthermore, an extension plate 34 is provided at one end of the second plate 32 away from the bent plate 33 , and the extension plate 34 extends into the plug hole 311 , so as to make the structure of the connector 3 more stable.

[0037] Optionally, as Figures 3 - 5 and combined with Figure 1 shown, the electromagnetic system includes a mounting base 5 and an armature 6. Limiting parts 51 are arranged on both side surfaces of the mounting base 5 along the second direction. The contact support 1 is located on the front surface of the mounting base 5. The armature 6 is mounted on the back surface of the mounting base 5 (the back surface of the mounting base 5 is the surface of the mounting base 5 facing away from the contact support 1) and is located between the limiting parts 51 on both sides. The armature 6 is provided with a first through hole penetrating along the second direction, and the limiting part 51 is provided with a second through hole 5111 penetrating along the second direction. The connecting rod 4 is inserted into the first through hole of the armature 6 and the second through holes 5111 of the limiting parts 51 on both sides, and both ends of the connecting rod 4 are respectively inserted and connected with the connecting parts 3 on both sides. This structure realizes the connection of the mounting base 5 and the armature 6 to the linkage rod 2.

[0038] In this embodiment, three contact supports 1 are provided. The electromagnetic system includes two mounting bases 5 and two armatures 6. The two mounting bases 5 are arranged at intervals along the first direction. The two armatures 6 are respectively connected to the two mounting bases 5. Two connecting rods 4 are provided. The two connecting rods 4 are respectively inserted through the corresponding mounting bases 5 and armatures 6. Two connecting parts 3 are provided on each linkage rod 2. The four connecting parts 3 on the two linkage rods 2 are distributed in pairs at intervals along the first direction and are respectively arranged corresponding to the two connecting rods 4.

[0039] The limiting part 51 includes a bottom plate 511 and side plates 512 arranged on the bottom plate 511 at intervals along the first direction. The bottom plate 511 is provided with a second through hole 5111. Limiting bosses 5121 are arranged on the opposite side surfaces of the two side plates 512. The connecting part 3 is arranged between the two side plates 512 and is limited between the limiting bosses 5121 and the bottom plate 511. The end of the connecting rod 4 passes through the second through hole 5111 of the bottom plate 511 to realize the insertion connection with the connecting part 3. In this structure, the limiting bosses 5121 can prevent the connecting part 3 from coming out and avoid the disconnection of the connecting rod 4 and the connecting part 3.

[0040] In order to make the insertion connection between the connecting rod 4 and the connecting part 3 firm, a plugging plate 5112 is arranged on the upper edge of the second through hole 5111 of the bottom plate 511. The plugging plate 5112 and the end of the connecting rod 4 are simultaneously inserted into the plugging hole 311. The plugging plate 5112 is used to press the connecting rod 4, improving the firmness.

[0041] In order to facilitate the installation of the armature 6, an installation groove 52 is arranged on the back surface of the mounting base 5. The armature 6 is limited in the installation groove 52, so that the installation of the armature 6 is convenient and the installation position is accurate.

[0042] In order to prevent the parts on the linkage rod 2 from coming out, both ends of the linkage rod 2 protrude from the contact support 1 along the first direction, and clamping rings 7 are arranged at both ends of the linkage rod 2. The clamping rings 7 are clamped in the clamping grooves at the ends of the linkage rod 2 to limit the contact support 1 and the connecting part 3 from coming out.

[0043] The assembly structure supported by the contact also includes an auxiliary contact mounting member 8 for mounting an auxiliary contact. The auxiliary contact mounting member 8 is connected to the ends of two linkage rods 2 and limited within a clamp 7, making the installation of the auxiliary contact mounting member 8 more reasonable. Specifically, there are two auxiliary contact mounting members 8, and the two auxiliary contact mounting members 8 are arranged at both ends of the linkage rod 2 along the first direction.

[0044] The embodiment of the present invention also provides a contactor, which includes a static contact structure and the above-mentioned assembly structure supported by the contact. The static contact structure is provided with a static contact. Through the energization and de-energization of the electromagnetic system in the assembly structure supported by the contact, the engagement and disengagement of the moving contact 100 and the static contact can be realized. By setting the above-mentioned assembly structure supported by the contact, the overall structure of the contactor is simplified, the occupied space is reduced, and the cost is also reduced.

[0045] Obviously, the above embodiments of the present invention are merely examples for clearly illustrating the present invention, rather than limiting the implementation manners of the present invention. For those of ordinary skill in the art, other different forms of changes or modifications can be made based on the above description. It is not necessary and impossible to enumerate all the implementation manners here. Any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention shall be included within the protection scope of the claims of the present invention.

Claims

1. The assembly structure of the contact support is characterized in that: include: A plurality of contact supports (1) are provided, wherein the plurality of contact supports (1) are arranged at intervals along a first direction; A linkage assembly, comprising two linkage rods (2), each of the two linkage rods (2) being provided with a connecting piece (3), the two linkage rods (2) being arranged at intervals on both sides of the contact support (1) along a second direction, and the two linkage rods (2) being passed through a plurality of the contact supports (1); The electromagnetic system is arranged between the connecting pieces (3) on the two linkage rods (2), and the connecting piece (3) is connected to the electromagnetic system.

2. The contact support assembly structure according to claim 1, characterized in that: The linkage assembly further comprises a connecting rod (4), wherein the connecting rod (4) is passed through the electromagnetic system along the second direction, and the two ends of the connecting rod (4) along the second direction are respectively plugged into the connecting pieces (3) on the two linkage rods (2).

3. The contact support assembly structure according to claim 2, characterized in that: The connecting member (3) comprises a first plate (31), a second plate (32) and a bent plate (33) connected to one end of the first plate (31) and the second plate (32) at intervals along the second direction; a through cavity (35) is formed between the first plate (31), the second plate (32) and the bent plate (33); the first plate (31) is provided with a plug hole (311); the linkage rod (2) is inserted into the through cavity (35); and the end of the connecting rod (4) passes through the plug hole (311) and is limited in the through cavity (35).

4. The contact support assembly structure according to claim 3, characterized in that: The cross-sections of the connecting rod (4) and the plug-in hole (311) are both arranged to be square.

5. The contact support assembly structure according to claim 2, characterized in that: The electromagnetic system comprises a mounting seat (5) and an armature (6); the mounting seat (5) is provided with limiting portions (51) on both sides along the second direction; the contact support (1) is located on the front side of the mounting seat (5); the armature (6) is installed on the back side of the mounting seat (5) and is located between the limiting portions (51) on both sides; the connecting rod (4) is passed through the armature (6) and the limiting portions (51) on both sides, and the two ends of the connecting rod (4) are respectively plugged into the connecting members (3) on both sides.

6. The contact support assembly structure according to claim 5, characterized in that: The limiting portion (51) comprises a bottom plate (511) and two side plates (512) arranged on the bottom plate (511) at intervals along the first direction, and the two side plates (512) facing each other are each provided with a limiting boss (5121), and the connecting member (3) is arranged between the two side plates (512) and is limited between the limiting boss (5121) and the bottom plate (511).

7. The contact support assembly structure according to claim 5, characterized in that: The back side of the mounting seat (5) is provided with a mounting groove (52), and the armature (6) is confined in the mounting groove (52).

8. The contact support assembly structure according to claim 1, characterized in that: Both ends of the linkage rod (2) along the first direction protrude from the contact support (1), and both ends of the linkage rod (2) are provided with clamps (7).

9. The contact support assembly structure according to claim 1, characterized in that: Both ends of the linkage rod (2) along the first direction protrude from the contact support (1); the assembly structure of the contact support also includes an auxiliary contact mounting member (8); the auxiliary contact mounting member (8) is connected to the ends of the two linkage rods (2); the auxiliary contact mounting member (8) is used to mount the auxiliary contact.

10. A contactor, characterized in that An assembly structure comprising a contact support as described in any one of claims 1 to 9.

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