CN220856974U - Terminal protection device of railway signal cable box - Google Patents
Terminal protection device of railway signal cable box Download PDFInfo
- Publication number
- CN220856974U CN220856974U CN202322439126.6U CN202322439126U CN220856974U CN 220856974 U CN220856974 U CN 220856974U CN 202322439126 U CN202322439126 U CN 202322439126U CN 220856974 U CN220856974 U CN 220856974U
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- terminal
- top plate
- baffles
- cable box
- signal cable
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- 239000011810 insulating material Substances 0.000 claims abstract description 8
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 230000004308 accommodation Effects 0.000 claims description 2
- 239000002184 metal Substances 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
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Abstract
The utility model belongs to the technical field of railway protection, and provides a terminal protection device of a railway signal cable box, which comprises a top plate made of insulating materials and a plurality of baffles; the baffles are arranged at intervals on one side of the top plate, close to the wiring terminal, and an accommodating space for accommodating the wiring terminal is formed between two adjacent baffles; each baffle plate is supported and tightly attached to the terminal seat, and the binding posts are separated under the action of each baffle plate; the top plate is provided with a plurality of through holes for avoiding binding posts; each perforation is communicated with each containing space respectively and corresponds to a plurality of binding posts on the binding post one by one. According to the utility model, the plurality of binding posts on the binding post are separated through the plurality of baffles, the baffles are tightly attached to the terminal seat, and the short circuit phenomenon caused by breakage, metal foreign matter short circuit, creepage and the like among the binding posts is effectively prevented.
Description
Technical Field
The utility model belongs to the technical field of railway protection, and particularly relates to a terminal protection device of a railway signal cable box.
Background
A plurality of wiring terminals are generally arranged in a wiring box for connecting indoor and outdoor equipment cables of a railway signal system, and because the internal state of the wiring box is influenced by factors such as environment, train vibration and the like, various signal equipment defects caused by short circuits among wiring terminals are easy to occur in the wiring terminals, such as root breakage caused by the influence of materials and vibration on the wiring terminals, tools or other metal materials of maintenance personnel fall between two wiring terminals in daily maintenance, creepage among the wiring terminals caused by the influence of metal dust or high humidity in the box on the terminal base, and the like, the short circuit phenomenon of the wiring terminals can be caused. If the train is not found and processed in time during normal operation, serious potential safety hazards such as large-area late operation of the train and burning of indoor equipment are likely to be caused.
At present, maintenance of the wiring terminal of the railway signal cable box is mainly finished by manpower, such as sanitation including cleaning of the wiring terminal, checking whether the wiring terminal is damaged, checking whether the possibility of creepage exists between the wiring terminals, and the like. But adopting the binding post of manual maintenance cable box, can not solve the problem that the post root takes place the displacement and touches another terminal after the fracture, binding post's short circuit fault risk still exists, and can not fundamentally solve the emergence of short circuit fault between the terminal because of various factors such as cable box inside moisture, wiring are not hard up, laying dust lead to the creepage. Therefore, a set of protection devices for effectively preventing short circuits and creepage is required to be designed for the six-column magnetic terminal group of the railway signal cable box.
Disclosure of utility model
In order to overcome the above-mentioned shortcomings of the prior art, an object of the present utility model is to provide a terminal protection device for a railway signal cable box, which has a protection function on a terminal, and effectively prevents short-circuiting and creepage of the terminal in the terminal box.
The technical scheme adopted for solving the technical problems is as follows:
A terminal protection device of a railway signal cable box comprises a top plate made of insulating materials and a plurality of baffles;
The baffles are arranged at intervals on one side of the top plate, close to the wiring terminal, and an accommodating space for accommodating the wiring terminal is formed between two adjacent baffles; each baffle plate is supported and tightly attached to the terminal seat, and the binding posts are separated under the action of each baffle plate;
The top plate is provided with a plurality of through holes for avoiding binding posts; each perforation is communicated with each containing space respectively and corresponds to a plurality of binding posts on the binding post one by one.
Preferably, the top plate and the baffle plates are integrally formed into an integral structure.
Preferably, the top plate is arc-shaped and is matched with the arrangement direction of the binding posts of the binding post.
Preferably, the plurality of baffles are arranged at equal intervals along the arc-shaped direction of the top plate.
Preferably, the terminal further comprises a fixing assembly for locking the top plate and the baffle plates on the terminal seat.
Preferably, the fixing assembly comprises a plurality of locking members;
The locking pieces are in one-to-one correspondence with the binding posts of the binding post, and are connected with the binding posts in a threaded fit mode in a mode of penetrating out of the perforated end parts in a matched mode, so that the top plate and the baffle are pressed on the binding post.
Preferably, the locking member is in a cap-shaped structure.
Preferably, the locking member is made of an insulating material.
Preferably, the baffle plates are provided in seven to form six accommodation spaces; six perforations are provided.
Compared with the prior art, the utility model has the beneficial effects that:
According to the utility model, the plurality of binding posts on the binding post are separated through the plurality of baffles, the baffles are tightly attached to the terminal seat, and the short circuit phenomenon caused by breakage, metal foreign matter short circuit, creepage and the like among the binding posts is effectively prevented. In addition, the perforation on the roof cooperates with binding post of binding post, plays location and spacing effect, can improve the stability of device. The terminal protection device provided by the utility model has the effects of short circuit prevention and creepage prevention on the wiring terminal of the railway signal cable box.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a perspective view of a terminal guard (fixing assembly not shown) of a railway signal cable box of the present utility model.
Fig. 2 is a perspective exploded view of the terminal guard and the terminal block of the railway signal cable box of the present utility model.
Wherein:
The device comprises a top plate 1, a baffle plate 2, a through hole 3, a locking piece 4, a holding space 5, a terminal seat 6 and a binding post 7.
Detailed Description
In order that the above-recited objects, features and advantages of the present utility model will be more clearly understood, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description. The embodiments of the present utility model and the features in the embodiments may be combined with each other without collision. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, and the described embodiments are merely some, rather than all, embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, are intended to fall within the scope of the present utility model.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.
Example 1
Referring to fig. 1-2, the present embodiment discloses a terminal protection device for a railway signal cable box, which comprises a top plate 1, a plurality of baffles 2 and a fixing assembly.
The top plate 1 and the baffle plate 2 are integrally formed into an integral structure; meanwhile, the composite material is made of insulating materials, and particularly can be B-stage mixed insulating materials; in addition, the pressure resistance of the top plate 1 and the baffle plate 2 is larger than 500V, and meanwhile, the top plate 1 or the baffle plate 2 cannot be too fragile on the premise of ensuring moderate hardness, so that the situation that the top plate 1 or the baffle plate 2 is broken due to train vibration and extrusion of a fixed assembly is avoided.
The baffles 2 are arranged at intervals on one side of the top plate 1 close to the wiring terminal, and an accommodating space 5 for accommodating the wiring terminal 7 is formed between two adjacent baffles 2; each baffle plate 2 is supported and abutted on the terminal seat 6, and the binding posts 7 are separated under the action of each baffle plate 2. The top plate 1 is provided with a plurality of through holes 3 for avoiding binding posts 7; each through hole 3 is respectively communicated with each accommodating space 5 and corresponds to a plurality of binding posts 7 on the binding post one by one.
The terminal protection device of the embodiment is applied to a six-column wiring terminal of a railway signal cable box, and seven baffles 2 of the embodiment are arranged for matching with the six-column wiring terminal to form six accommodating spaces 5; the perforations 3 are provided with six.
Further, the top plate 1 of the present embodiment is arranged in an arc shape, matching the arrangement direction of the plurality of posts 7 of the connection terminal. The baffles 2 positioned below the top plate 1 are arranged at equal intervals along the arc-shaped direction of the top plate 1, so that the matching degree with the wiring terminals in the cable box is improved.
In addition, the height and width processing dimensions of the top plate 1 and the baffle plate 2 of the embodiment need to be matched with six-column wiring terminals in a cable box, the thickness cannot influence the wiring terminal 7 and a cable installation space, the size and the spacing of six holes in the top plate 1 are consistent with those of the wiring terminal 7 on the six-column wiring terminal, the bottom of the installation rear baffle plate 2 needs to be tightly attached to the terminal seat 6 for preventing short circuit phenomena caused by self breakage of the wiring terminal 7, metal foreign matter short circuit between the wiring terminals 7 and creepage between the wiring terminals 7, and playing roles in preventing short circuit and creepage.
Further, the fixing assembly of the present embodiment includes a plurality of locking members 4, and the locking members 4 are made of an insulating material; the locking member 4 is larger than the perforation 3 in the top plate 1. In particular, to the present embodiment, six locking members 4 are employed. These locking members 4 are in one-to-one correspondence with six binding posts 7 on the binding post, and are connected with the end parts of the binding posts 7 penetrating out of the through holes 3 in a threaded fit manner, so as to press the top plate 1 and the baffle plate 2 on the binding post.
Specifically, the binding post 7 on the binding post adopts a screw rod, and an external thread structure is arranged on the screw rod. The retaining member 4 of this embodiment is provided with an internal thread structure to facilitate the cooperation with the terminal 7 and be connected, and then compress tightly fixed roof 1 and baffle 2, so as to prevent loosening because of train vibration.
Further, the locking member 4 of the present embodiment adopts a cap-like structure, thereby insulating and protecting the end of the terminal post 7 while locking the top plate 1. For a specific embodiment of the locking member 4 of this embodiment, reference may be made to the protective cap of the prior art.
Further, the locking member 4 of the present embodiment may be another embodiment, for example, the top plate 1 and the baffle plate 2 may be fixed on the wire holder by a detachable structure such as a bolt-nut structure.
When the protection device of the embodiment is used, the protection device is placed on the wiring terminal of the cable box, so that each wiring terminal 7 is located in each accommodating space 5, and each wiring terminal 7 is separated by the baffle plate 2, thereby effectively preventing short circuit phenomena caused by breakage, metal foreign matter short circuit, creepage and the like between the wiring terminals 7. At the same time, the locking pieces 4 are arranged on the end parts of the binding posts 7 penetrating through the through holes 3 of the top plate 1 one by one, the top plate 1 and the baffle plate 2 are pressed on the wire holder, and the fixing of the protection device is realized, so that the installation of the protection device is completed.
The present utility model is not limited to the preferred embodiments, and any modifications, equivalent variations and modifications made to the above embodiments according to the technical principles of the present utility model are within the scope of the technical proposal of the present utility model.
Claims (9)
1. The terminal protection device of the railway signal cable box is characterized by comprising a top plate made of an insulating material and a plurality of baffles;
The baffles are arranged at intervals on one side of the top plate, close to the wiring terminal, and an accommodating space for accommodating the wiring terminal is formed between two adjacent baffles; each baffle plate is supported and tightly attached to the terminal seat, and the binding posts are separated under the action of each baffle plate;
The top plate is provided with a plurality of through holes for avoiding binding posts; each perforation is communicated with each containing space respectively and corresponds to a plurality of binding posts on the binding post one by one.
2. The terminal guard of a railway signal cable box of claim 1, wherein the top plate is integrally formed with a plurality of the baffles as a unitary structure.
3. The terminal guard of a railway signal cable box of claim 1, wherein the top plate is provided in an arc shape to match an arrangement direction of the plurality of posts of the connection terminal.
4. A terminal guard for a railway signal cable box as claimed in claim 3, wherein a plurality of the baffles are arranged at equal intervals in the arcuate direction of the top plate.
5. The terminal guard of any one of claims 1-4, further comprising a securing assembly for securing the top plate and the plurality of baffles to the terminal base.
6. The terminal guard of a railway signal cable box of claim 5, wherein the securing assembly includes a plurality of locking members;
The locking pieces are in one-to-one correspondence with the binding posts of the binding post, and are connected with the binding posts in a threaded fit mode in a mode of penetrating out of the perforated end parts in a matched mode, so that the top plate and the baffle are pressed on the terminal seat.
7. The terminal guard of a railway signal cable box of claim 6, wherein the locking member is of a cap-like configuration.
8. The terminal guard of a railway signal cable box of claim 6, wherein the locking member is made of an insulating material.
9. The terminal guard of a railway signal cable box of claim 1, wherein the baffles are provided in seven to form six of the accommodation spaces; six perforations are provided.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322439126.6U CN220856974U (en) | 2023-09-07 | 2023-09-07 | Terminal protection device of railway signal cable box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322439126.6U CN220856974U (en) | 2023-09-07 | 2023-09-07 | Terminal protection device of railway signal cable box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220856974U true CN220856974U (en) | 2024-04-26 |
Family
ID=90746028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322439126.6U Active CN220856974U (en) | 2023-09-07 | 2023-09-07 | Terminal protection device of railway signal cable box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220856974U (en) |
-
2023
- 2023-09-07 CN CN202322439126.6U patent/CN220856974U/en active Active
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