Railway signal wiring terminal connecting device

Abstract

The utility model belongs to the technical field of wiring terminals, and particularly relates to a railway signal wiring terminal connecting device which comprises a shell, an elastic piece and a wiring block are arranged in an inner cavity of the shell, a push block is arranged at the top of the elastic piece, a pressing rod is connected to the top of the push block, and a first spring is connected to the bottom of the push block. A connecting groove is formed in the bottom of the shell, a movable clamping block is arranged on one side of the connecting groove, the push block can be driven by the pressing rod to move downwards, the elastic piece is driven to move towards one side when the push block moves downwards, and the through hole, the wiring hole and the wire inlet hole are located on the same axis when the elastic piece moves, so that a wire end can enter the wiring hole conveniently; after the wire end enters the wiring hole, the pressing rod is loosened, the first spring drives the push block to reset, so that the elastic piece is reset, when the elastic piece is reset, the through hole can be staggered with the wiring hole and the wire inlet hole, the wire end is clamped, and compared with the prior art, the efficiency of connecting the wire end and the wiring terminal is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of wiring terminals, in particular to a railway signal wiring terminal connection device. Background Art

[0002] Railway signal wiring requires the use of terminal blocks, which are accessories used to achieve electrical connections and are classified as connectors in the industry. With the increasing degree of industrial automation and the increasingly stringent and precise requirements for industrial control, the use of terminal blocks has gradually increased. With the development of the electronics industry, the scope of use of terminal blocks has increased, and the types have also increased. In addition to PCB board terminals, the most widely used ones are hardware terminals, nut terminals, spring terminals, etc.

[0003] The spring terminal in the prior art needs to use a lever to move the paddle during use, so an additional lever is needed during use, so it needs to be improved. Utility Model Content

[0004] The purpose of this section is to summarize some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the abstract of the specification and the name of the utility model of this application to avoid blurring the purpose of this section, the abstract of the specification and the name of the utility model, and such simplifications or omissions cannot be used to limit the scope of the utility model.

[0005] In view of the problems existing in the existing railway signal wiring terminal connection device, the utility model is proposed.

[0006] Therefore, the purpose of the utility model is to provide a railway signal wiring terminal connection device, which can drive the push block to move downward through a pressing rod, and when the push block moves downward, it drives the spring sheet to move to one side. When the spring sheet moves, the through hole, the wiring hole and the wire entry hole are on the same axis, so that the wire head can enter the wiring hole conveniently. After the wire head enters the wiring hole, release the first spring of the pressing rod to drive the push block to reset, thereby resetting the spring sheet. When the spring sheet is reset, the through hole can be misaligned with the wiring hole and the wire entry hole, so that the wire head can be clamped. Compared with the existing technology, the efficiency of connecting the wire head with the wiring terminal is greatly improved.

[0007] In order to solve the above technical problems, according to one aspect of the present invention, the present invention provides the following technical solutions:

[0008] A railway signal wiring terminal connection device, comprising a housing;

[0009] The inner cavity of the housing is provided with a shrapnel and a wiring block. A push block is arranged at the top of the shrapnel. A pressing rod is connected to the top of the push block. A first spring is connected to the bottom of the push block. A connecting groove is formed at the bottom of the housing. A movable latch is arranged on one side of the connecting groove. A movable rod and a second spring are connected to the movable latch. The movable rod penetrates through the housing and is connected to a pulling block.

[0010] As a preferred solution of a railway signal wiring terminal connection device according to the present invention, wherein: a through hole is formed at one end of the shrapnel, and a wiring hole is arranged directly below the through hole. The wiring hole is located on the wiring block.

[0011] As a preferred solution of a railway signal wiring terminal connection device according to the present invention, wherein: an inlet hole is formed at the top of the housing. The inlet hole penetrates through the housing and is located directly above the through hole.

[0012] As a preferred solution of a railway signal wiring terminal connection device according to the present invention, wherein: the shrapnel is located in the inner cavities on both sides of the housing, and a connecting piece is connected between the two shrapnels.

[0013] As a preferred solution of a railway signal wiring terminal connection device according to the present invention, wherein: the movable rod is slidably connected to the housing, and both ends of the second spring are fixedly connected to the movable latch and the housing respectively.

[0014] As a preferred solution of a railway signal wiring terminal connection device according to the present invention, the beneficial effects are as follows: the pressing rod can drive the push block to move downward. When the push block moves downward, it drives the shrapnel to move to one side. When the shrapnel moves, the through hole, the wiring hole and the inlet hole are on the same axis, so that the wire head can enter the wiring hole conveniently. After the wire head enters the wiring hole, release the pressing rod, and the first spring drives the push block to reset, so that the shrapnel also resets. When the shrapnel resets, the through hole is misaligned with the wiring hole and the inlet hole, so as to clamp the wire head. Compared with the prior art, the connection efficiency of the wire head and the wiring terminal is greatly improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail below with reference to the drawings and detailed embodiments. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, other drawings can be obtained according to these drawings without creative efforts. Among them:

[0016] Figure 1 It is a schematic structural diagram of the present invention;

[0017] Figure 2 This is a schematic cross-sectional view of the utility model.

[0018] Figure 3 This is a schematic side view of the utility model.

[0019] In the figure: 100 housing, 110 elastic piece, 111 through hole, 120 wiring block, 121 wiring hole, 130 connecting piece, 140 first spring, 150 push block, 160 pressing rod, 170 inlet hole, 200 connecting groove, 210 movable clamping block, 220 movable rod, 230 second spring, 240 pulling block. Detailed implementation manners

[0020] To make the above objects, features and advantages of the utility model more obvious and understandable, the following detailed description of the specific implementation manners of the utility model will be given with reference to the accompanying drawings.

[0021] In the following description, many specific details are set forth to fully understand the utility model. However, the utility model can also be implemented in other ways different from those described herein. Those skilled in the art can make similar promotions without departing from the connotation of the utility model. Therefore, the utility model is not limited by the specific implementation manners disclosed below.

[0022] Secondly, the utility model will be described in detail with reference to the schematic diagrams. When detailing the implementation manners of the utility model, for the convenience of description, the cross-sectional views showing the device structure will be enlarged locally not in accordance with the general scale, and the schematic diagrams are only examples, which should not limit the protection scope of the utility model here. In addition, in actual production, the three-dimensional spatial dimensions of length, width and depth should be included.

[0023] To make the purpose, technical solution and advantages of the utility model clearer, the following will further describe the implementation manners of the utility model in detail with reference to the accompanying drawings.

[0024] The utility model provides the following technical solution: a railway signal wiring terminal connection device. During use, when the elastic piece resets, the through hole can be misaligned with the wiring hole and the inlet hole, thereby clamping the wire head, which greatly improves the connection efficiency between the wire head and the wiring terminal compared with the prior art.

[0025] Figures 1 - 3 Shown is a schematic structural diagram of the first implementation manner of a railway signal wiring terminal connection device of the utility model. Please refer to Figures 1 - 3 , a railway signal wiring terminal connection device of this implementation manner, its main part includes a housing 100;

[0026] Inside the cavity of the outer shell 100, there are elastic pieces 110 and wiring blocks 120. At the top of the elastic piece 110, there is a push block 150. At the top of the push block 150, there is a pressing rod 160 connected. At the bottom of the push block 150, there is a first spring 140 connected. At the bottom of the outer shell 100, there is a connection groove 200. On one side of the connection groove 200, there is a movable clamping block 210. On the movable clamping block 210, there is a movable rod 220 and a second spring 230 connected. The movable rod 220 passes through the outer shell 100 and is connected to the pulling block 240;

[0027] One end of the elastic piece 110 is provided with a through hole 111. Just below the through hole 111, there is a wiring hole 121. The wiring hole 121 is located on the wiring block 120. At the top of the outer shell 100, there is an inlet hole 170. The inlet hole 170 penetrates the outer shell 100 and is located directly above the through hole 111. The elastic piece 110 is located in the inner cavities on both sides of the outer shell 100. And between the two elastic pieces 110, there is a connecting piece 130 connected. The movable rod 220 is slidably connected to the outer shell 100. The two ends of the second spring 230 are respectively fixedly connected to the movable clamping block 210 and the outer shell 100. The two ends of the first spring 140 are respectively fixedly connected to the inner cavity of the outer shell 100 and the push block 150. The outer shell 100 is used to carry the elastic piece 110 and the wiring block 120. The elastic piece 110 is used to open the through hole 111. The wiring block 120 is used to open the wiring hole 121. The through hole 111 is used to cooperate with the wiring hole 121 to enable the wire head to pass through. The connecting piece 130 is used to connect the two elastic pieces 110. The first spring 140 is used to drive the push block 150 to reset. The push block 150 is used to drive the elastic piece 110 to move to one side under the drive of the pressing rod 160. The pressing rod 160 is used to drive the push block 150 to move downward. The inlet hole 170 is used for the entry of the wiring head. The connection groove 200 is used to be clamped with the track. The movable block is used to be clamped with the track. The movable rod 220 is used to carry the movable clamping block 210 to move. The second spring 230 is used to drive the movable clamping block 210 to reset. The pulling block 240 is used to drive the movable clamping block 210 to move, so that the movable clamping block 210 is separated from the track, so as to facilitate the separation of the outer shell 100 from the track;

[0028] Combined Figures 1 - 3 , a railway signal wiring terminal connection device of this embodiment, the specific working principle is as follows. By pressing the pressing rod 160, the push block 150 can be driven to move downward. When the push block 150 moves downward, it drives the elastic piece 110 to move to one side. When the elastic piece 110 moves, the through hole 111, the wiring hole 121 and the inlet hole 140 are on the same axis, so that the wire head can enter the wiring hole 121 conveniently. After the wire head enters the wiring hole 121, release the pressing rod 160, and the first spring 140 drives the push block 150 to reset, so that the elastic piece 110 also resets. When the elastic piece 110 resets, the through hole 111 can be misaligned with the wiring hole 121 and the inlet hole 170, so as to clamp the wire head. Compared with the prior art, the connection efficiency of the wire head and the wiring terminal is greatly improved.

[0029] Although the present utility model has been described above with reference to the embodiments, various improvements can be made thereto and components thereof can be replaced with equivalents without departing from the scope of the present utility model. In particular, as long as there is no structural conflict, the various features in the embodiments disclosed by the present utility model can be combined with each other in any way, and the exhaustive description of these combinations is not given in this specification only for the consideration of saving space and resources. Therefore, the present utility model is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims

1. A railway signal wiring terminal connection device, characterized in that: comprising a housing (100); The inner cavity of the shell (100) is provided with a spring sheet (110) and a wiring block (120); a push block (150) is provided on the top of the spring sheet (110); a pressing rod (160) is connected to the top of the push block (150); a first spring (140) is connected to the bottom of the push block (150); a connecting groove (200) is provided at the bottom of the shell (100); a movable clamping block (210) is provided on one side of the connecting groove (200); a movable rod (220) and a second spring (230) are connected to the movable clamping block (210); and the movable rod (220) passes through the shell (100) and is connected to the pulling block (240).

2. A railway signal wiring terminal connection device according to claim 1, characterized in that: A through hole (111) is provided at one end of the spring sheet (110), a wiring hole (121) is provided directly below the through hole (111), and the wiring hole (121) is located on the wiring block (120).

3. A railway signal wiring terminal connection device according to claim 1, characterized in that: A wire entry hole (170) is provided at the top of the housing (100); the wire entry hole (170) passes through the housing (100) and is located directly above the through hole (111).

4. A railway signal wiring terminal connection device according to claim 1, characterized in that: The spring sheets (110) are located in the inner cavities on both sides of the housing (100), and a connecting sheet (130) is connected between the two spring sheets (110).

5. A railway signal wiring terminal connection device according to claim 1, characterized in that: The movable rod (220) is slidably connected to the housing (100), and two ends of the second spring (230) are fixedly connected to the movable clamping block (210) and the housing (100) respectively.

6. A railway signal wiring terminal connection device according to claim 1, characterized in that: Two ends of the first spring (140) are respectively fixedly connected to the inner cavity of the housing (100) and the push block (150).

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