Signal transmission cable

Abstract

The utility model provides a signal transmission cable, which comprises a cable main body, two ends of the cable main body are respectively and correspondingly provided with a first connector and a second connector, the middle part of the outer side end face of the first connector is correspondingly provided with a first plugging head, and the axial surface of the first connector is correspondingly and rotatably provided with an annular rotating sleeve. A plurality of annularly-distributed strip-shaped inserting grooves are correspondingly formed in the outer side of the axial surface of the first connector, a plurality of strip-shaped avoiding grooves are correspondingly formed in the annular rotating sleeve, and clamping grooves are correspondingly formed in one sides of the groove bottoms of the strip-shaped avoiding grooves in an extending mode; a second plugging head is correspondingly arranged in the middle of the outer side end face of the second connector, a plurality of strip-shaped plugging blocks are correspondingly arranged on the periphery of the outer side end face of the second connector, and the outer side end of each strip-shaped plugging block extends outwards to be provided with a protruding block. According to the utility model, the firmness of the connection between two cables can be effectively ensured, the two cables are not easy to disconnect, the installation and the use are flexible and convenient, the safety is good, and the practicability is strong.

Description

TECHNICAL FIELD

[0001] The utility model mainly relates to cable technical field, concretely relates to a signal transmission cable. BACKGROUND

[0002] ‌There are many types of cables, such as copper wire braided split shielding computer cable, which is one of them. Copper wire braided split shielding computer cable is a computer cable with copper wire braided split shielding layer, mainly used to resist electromagnetic interference and ensure the stability and clarity of signal transmission. This cable usually uses fluoroplastic insulation and polyvinyl chloride sheath, with characteristics of high temperature resistance, corrosion resistance, oil resistance, etc., suitable for signal transmission and control in oil, chemical, power generation and other environments. During use, multiple cables often need to be spliced together to extend the transmission distance and meet the use requirements. However, the existing cable splicing method is to directly connect the two cable ends with plug-in connection, which has relatively poor connection stability and may cause unstable connection during use, affecting continuous signal transmission. Therefore, it is necessary to propose an improvement measure to solve the above technical problems.

[0003] It should be noted that the above content belongs to the inventor's technical cognition range. Due to the vast and complex technical content in this field, the above content of the present application does not necessarily constitute the prior art. CONTENT OF THE UTILITY MODEL

[0004] 1. Technical problem to be solved by the utility model:

[0005] The utility model provides a signal transmission cable to solve the technical problems in the above background technology.

[0006] 2. Technical scheme:

[0007] In order to achieve the above object, the utility model provides a technical scheme for a signal transmission cable, which comprises a cable main body, first and second connectors are respectively arranged at the two ends of the cable main body, a first plug-in head is arranged in the middle of the outer side end surface of the first connector, an annular rotating sleeve is rotatably arranged on the shaft surface of the first connector, a plurality of annularly distributed strip-shaped insertion grooves are arranged on the outer side of the shaft surface of the first connector, a plurality of strip-shaped avoiding grooves are arranged on the annular rotating sleeve, and a clamping groove is arranged on one side of the groove bottom of the strip-shaped avoiding groove; a second plug-in head is arranged in the middle of the outer side end surface of the second connector, a plurality of strip-shaped insertion blocks are arranged around the outer side end surface of the second connector, and a protrusion is arranged on the outer side end of the strip-shaped insertion block; during installation, the first plug-in head on the first connector of one cable main body is connected to the second plug-in head on the second connector of another cable main body through corresponding insertion, the strip-shaped insertion block on the second connector is inserted into the strip-shaped insertion groove on the first connector, the annular rotating sleeve is rotated to make the protrusion located at the clamping groove, and thus the connection can be realized.

[0008] Further, a first plug ring is arranged on the outer side end surface of the first connector, and the first plug ring is arranged outside the first plug-in head; a first annular insertion groove is arranged on the outer side end surface of the second connector, and the first annular insertion groove is arranged outside the second plug-in head; and the first plug ring can be inserted into the first annular insertion groove.

[0009] Further, a second plug ring is arranged on the outer side end surface of the first connector, and the second plug ring is arranged outside the first plug ring; a second annular insertion groove is arranged on the outer side end surface of the second connector, and the second annular insertion groove is arranged outside the first annular insertion groove; and the second plug ring can be inserted into the second annular insertion groove.

[0010] Further, an annular clamping groove is arranged on the inner side of the shaft surface of the first connector, and an annular protrusion is arranged at the corresponding position on the inner side of the annular rotating sleeve; and the annular protrusion is rotatably clamped in the annular clamping groove.

[0011] Further, the shape and size of the strip-shaped insertion block on the second connector match the shape and size of the strip-shaped insertion groove on the first connector, the shape, number and position of the strip-shaped avoiding groove on the annular rotating sleeve match the shape, number and position of the strip-shaped insertion groove on the first connector, and the shape and size of the clamping groove match the shape and size of the protrusion.

[0012] 3. Beneficial effects:

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] The utility model discloses a cable main body two end connector's specific structure has carried out the optimization design, on the basis of adopting the plug -in connection, through corresponding setting strip -shaped slot, annular rotary sleeve, strip -shaped avoidance groove, draw -in groove and strip -shaped insert piece and protruding piece cooperate, thereby can after two connector insertion, rotate annular rotary sleeve can realize the spacing connection between two connector, effectively guarantee the firmness between two connector connection, make two cable between not easy broken link, guarantee the continuous transmission of signal, in addition, during the insertion installation, through the utilization two insertion ring and two annular slot insertion cooperation, thereby can better to its first plug -in head and second plug -in head play waterproof effect, guarantee the safe use, also increase the compactness between two connector connection simultaneously, and its overall structure design is simple and ingenious, and installation uses the flexible convenient, and the practicality is strong.

[0015] It should be noted that the structures not introduced by the utility model are the same as the prior art or can be implemented by using the prior art, and do not involve the design points and improvement direction of the utility model, and thus are not described here. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the overall structure schematic diagram of signal transmission cable of the utility model;

[0017] Figure 2 It is the structure schematic diagram of first connector on the cable of the utility model;

[0018] Figure 3 It is the installation cut -away enlarged scale schematic diagram of annular rotary sleeve on the first connector of the utility model;

[0019] Figure 4 It is the structure schematic diagram of second connector on the cable of the utility model;

[0020] Figure 5 It is the connection structure schematic diagram of first connector and second connector of the utility model.

[0021] REFERENCE SIGNS

[0022] 1, cable main body;11, first connector;111, first plug -in head;112, first insertion ring;113, second insertion ring;114, annular rotary sleeve;1141, strip -shaped avoidance groove;1142, draw -in groove;1143, annular lug;115, strip -shaped slot;116, annular draw -in groove;12, second connector;121, second plug -in head;122, first annular slot;123, second annular slot;124, strip -shaped insert piece;125, protruding piece. DETAILED DESCRIPTION

[0023] For the convenience of understanding the present application, the present application will be described more fully below with reference to the accompanying drawings, in which several embodiments of the present application are shown. The present application may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and fully convey the scope of the application to those skilled in the art.

[0024] In the description of the present application, it should be understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "page", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0025] In addition, the terms "first" and "second" are only for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined with "first" and "second" can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "multiple" is two or more, unless otherwise specifically limited.

[0026] In the present application, unless otherwise specifically defined and limited, the terms "mounting", "connection", "connection", "fixing", "provided with", "provided in" and the like should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication between two elements inside. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances. Embodiment

[0027] Referring to the accompanying Figures 1-5The utility model discloses a signal transmission cable, including cable main body 1, the both ends of cable main body 1 are equipped with first connector 11 and second connector 12 respectively, the middle part of the outer side end surface of first connector 11 is equipped with first plug head 111, the axial surface of first connector 11 is rotatably installed with annular rotating sleeve 114, the outer side of the axial surface of first connector 11 is equipped with a plurality of annular evenly distributed strip slot 115, the annular rotating sleeve 114 is equipped with a plurality of strip avoiding groove 1141 matched with strip slot 115, the groove bottom side of strip avoiding groove 1141 is equipped with the clamping groove 1142 of extension, the middle part of the outer side end surface of second connector 12 is equipped with the second plug head 121 matched with first plug head 111, the periphery of the outer side end surface of second connector 12 is equipped with a plurality of annular evenly distributed strip block 124, strip block 124 is matched with strip slot 115, the outer side end of strip block 124 is equipped with the convex block 125 matched with clamping groove 1142 of extension, when installing, the first plug head 111 on the first connector 11 of a cable main body 1 can be connected with the second plug head 121 on the second connector 12 of another cable main body 1 by corresponding insertion, the strip block 124 on the second connector 12 is inserted into the strip slot 115 on the first connector 11 closely, the convex block 125 is clamped at clamping groove 1142 by rotating annular rotating sleeve 114, and the limiting connection can be realized.

[0028] Specifically, the shape and size of the strip block 124 on the second connector 12 are matched with the shape and size of the strip slot 115 on the first connector 11, the shape, number and position of the strip avoiding groove 1141 on the annular rotating sleeve 114 are matched with the shape, number and position of the strip slot 115 on the first connector 11, and the shape and size of the clamping groove 1142 are matched with the shape and size of the convex block 125. The inner side of the axial surface of the first connector 11 is correspondingly machined with an annular clamping groove 116, and the inner side of the annular rotating sleeve 114 is provided with an annular convex ring 1143 at a corresponding position. The annular convex ring 1143 is rotatably clamped in the annular clamping groove 116. It is worth noting that the roughness of the inner ring surface of the annular rotating sleeve 114 and the outer axial surface of the first connector 11 can be set relatively large, so that the annular rotating sleeve 114 can be rotated on the first connector 11 with a little effort, to avoid the annular rotating sleeve 114 from rotating freely to release the limiting connection state.

[0029] In order to further improve the tightness of the two cable connections, and also consider the waterproof problem, the outer side end surface of the first connector 11 is correspondingly provided with a first ring 112, and the first ring 112 is correspondingly arranged on the outer circle of the first plug head 111; the outer side end surface of the second connector 12 is correspondingly provided with a first annular insertion slot 122, and the first annular insertion slot 122 is correspondingly arranged on the outer circle of the second plug head 121, and the first ring 112 can be correspondingly inserted into the first annular insertion slot 122, and the waterproof effect of the first plug head 111 and the second plug head 121 in it is achieved by the insertion cooperation of the first ring 112 and the first annular insertion slot 122, and the tightness of the connection is also increased.

[0030] The outer side end surface of the first connector 11 is also correspondingly provided with a second ring 113, and the second ring 113 is correspondingly arranged on the outer circle of the first ring 112; the outer side end surface of the second connector 12 is also correspondingly provided with a second annular insertion slot 123, and the second annular insertion slot 123 is correspondingly arranged on the outer circle of the first annular insertion slot 122, and the second ring 113 can be correspondingly inserted into the second annular insertion slot 123, and the waterproof effect of the first plug head 111 and the second plug head 121 in it is further achieved by the insertion cooperation of the second ring 113 and the second annular insertion slot 123, and the tightness of the connection is also further increased.

[0031] The above-described embodiments only express certain embodiments of the present application, and the description is more specific and detailed, but it cannot be understood as limiting the scope of the present application; it should be pointed out that for ordinary skilled in the art, without departing from the concept of the present application, a number of modifications and improvements can be made, which belong to the protection scope of the present application; therefore, the protection scope of the present application patent should be subject to the appended claims.

Claims

1. A signal transmission cable comprising a cable body (1), characterized in that: The both ends of the cable body (1) are respectively provided with a first connector (11) and a second connector (12), the middle part of the outer end face of the first connector (11) is provided with a first plug head (111), the shaft surface of the first connector (11) is rotatably provided with an annular rotating sleeve (114), the outer side of the shaft surface of the first connector (11) is provided with a plurality of annularly distributed strip-shaped insertion grooves (115), the annular rotating sleeve (114) is provided with a plurality of strip-shaped avoiding grooves (1141), and the groove bottom side of the strip-shaped avoiding groove (1141) is provided with a clamping groove (1142); the middle part of the outer end face of the second connector (12) is provided with a second plug head (121), the outer end face of the second connector (12) is provided with a plurality of strip-shaped insertion blocks (124), and the outer end of the strip-shaped insertion block (124) is provided with a protruding block (125); during installation, the first plug head (111) on the first connector (11) of one cable body (1) is connected in correspondence with the second plug head (121) on the second connector (12) of another cable body (1), the strip-shaped insertion block (124) on the second connector (12) is inserted into the strip-shaped insertion groove (115) on the first connector (11) in correspondence, the annular rotating sleeve (114) is rotated to make the protruding block (125) located at the clamping groove (1142), and connection can be realized.

2. A signal transmission cable according to claim 1, characterized in that: The outer end face of the first connector (11) is provided with a first plug ring (112) in correspondence, and the first plug ring (112) is arranged outside the first plug head (111) in correspondence.

3. A signal transmission cable according to claim 2, characterized in that: The outer end face of the second connector (12) is provided with a first annular insertion groove (122) in correspondence, the first annular insertion groove (122) is arranged outside the second plug head (121) in correspondence, and the first plug ring (112) can be inserted into the first annular insertion groove (122) in correspondence.

4. A signal transmission cable according to claim 1, characterized in that: The outer end face of the second connector (12) is provided with a second annular insertion groove (123) in correspondence, the second annular insertion groove (123) is arranged outside the first annular insertion groove (122) in correspondence, and the second plug ring (113) can be inserted into the second annular insertion groove (123) in correspondence. The inner side of the shaft surface of the first connector (11) is correspondingly machined with an annular clamping groove (116), and the inner side of the annular rotating sleeve (114) is provided with an annular protruding ring (1143) at a corresponding position, and the annular protruding ring (1143) is rotatably clamped in the annular clamping groove (116).

5. A signal transmission cable according to claim 1, characterized in that: The shape and size of the strip-shaped plug (124) on the second connecting head (12) match those of the strip-shaped slot (115) on the first connecting head (11), the shape, number and position of the strip-shaped avoiding slot (1141) on the annular rotating sleeve (114) match those of the strip-shaped slot (115) on the first connecting head (11), and the shape and size of the clamping slot (1142) match those of the protrusion (125).

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