CN214798711U - Coupler junction box prevent tearing open protection device, coupler junction box and subway passenger train - Google Patents
Coupler junction box prevent tearing open protection device, coupler junction box and subway passenger train Download PDFInfo
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- CN214798711U CN214798711U CN202023306141.6U CN202023306141U CN214798711U CN 214798711 U CN214798711 U CN 214798711U CN 202023306141 U CN202023306141 U CN 202023306141U CN 214798711 U CN214798711 U CN 214798711U
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- junction box
- coupler
- travel switch
- coupler junction
- protection device
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Abstract
The utility model discloses a disassembly-preventing protection device of a car coupler junction box, the car coupler junction box and a subway passenger car, which relate to the technical field of electrical systems for the subway passenger car and can prevent a person who conducts disassembly and assembly from operating under the condition that electricity is not closed; if the disassembly operation is forcibly carried out, the electric switch can be automatically closed, so that the operator and the electric equipment can be kept. In the anti-dismantling protection device of the coupler junction box, when the protection rod blocks the fixing bolt of the coupler junction box, the arc-shaped connecting plate is in the conducting position of the travel switch, so that the slide block mechanism is in the first position, the travel switch is ensured to be in a press-contact state, and the coupler junction box is electrified; when the guard bar is far away from the fixing bolt of the coupler junction box, the arc-shaped connecting plate is located at the trip switch disconnection position, so that the sliding block mechanism is located at the second position, the trip switch is guaranteed to be in a disconnection state, and the coupler junction box is powered off at the moment. The utility model discloses mainly be applied to subway passenger train's coupling junction box.
Description
Technical Field
The utility model relates to an electrical system technical field for the subway passenger train especially relates to a coupling junction box prevent tearing open protection device, coupling junction box and subway passenger train.
Background
At present, current car hook junction box for subway passenger train is integrated with the socket plug of connector, and the primary structure is as follows: the coupler junction box is generally structured such that a socket of a connector is mounted on a side surface of a box body, and after two cars are coupled, a plug of the connector on a car end is inserted into the socket, thereby transmitting a control signal and a communication signal or taking electricity.
When the vehicle needs to be disassembled, the vehicle can be disassembled only by turning off the signal or the high-voltage power supply, otherwise, the damage of electrical equipment or personal injury accidents are easily caused under the electrified condition.
In the actual operation process, the disassembling and compiling personnel can complete the separation of the plug and the socket only by disassembling the fixing bolt on the plug, and at the moment, the operating personnel can not determine whether the electricity is closed at once, and can carry out the work only by repeatedly confirming, so that the complexity of the work is brought to a certain extent, and meanwhile, certain danger is caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a disassembly-preventing protection device of a coupler junction box, the coupler junction box and a subway coach, which can prevent the operator from operating under the condition that the electricity is not closed; if the disassembly operation is forcibly carried out, the electric switch can be automatically closed, so that the operator and the electric equipment can be kept.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a coupler junction box tamper-resistant protection device comprising: the travel switch is arranged in the box body and is connected with the vehicle control box; when the travel switch is in a press-contact state, the coupler junction box is electrified, and when the travel switch is in a disconnection state, the coupler junction box is powered off;
the contact of the travel switch is in contact with the sliding block mechanism, the travel switch is in a press contact state when the sliding block mechanism is at a first position, and the travel switch is in a disconnection state when the sliding block mechanism is at a second position;
the sliding block mechanism is connected with an arc-shaped connecting plate, the arc-shaped connecting plate is connected with a rotating shaft mechanism, the rotating shaft mechanism is connected with a protective rod, and the rotating shaft mechanism is used for switching the arc-shaped connecting plate between a stroke switch on position and a stroke switch off position and switching the protective rod between a position in front of a fixing bolt of the coupler junction box and a position of the fixing bolt far away from the coupler junction box;
when the protective rod blocks the front of a fixing bolt of the coupler junction box, the arc-shaped connecting plate is located at a travel switch conducting position, so that the sliding block mechanism is located at a first position; when the guard bar is far away from a fixing bolt of the coupler junction box, the arc-shaped connecting plate is located at a trip switch disconnection position, so that the sliding block mechanism is located at a second position.
Wherein, the slide block mechanism is provided with a groove; when the sliding block mechanism is located at the first position, the contact of the travel switch is located outside the groove, and the travel switch is in a press-contact state; when the sliding block mechanism is located at the second position, the contact of the travel switch is located in the groove, and the travel switch is in a disconnected state.
In particular, the groove has an inclined surface.
Further, the rotating shaft mechanism is provided with an indication arrow.
Compared with the prior art, car coupler junction box prevent tearing open protection device have following advantage:
in the anti-disassembly protection device of the car coupler junction box, because the protection rod blocks when the fixing bolt of the car coupler junction box is in front of the protection rod, the arc-shaped connecting plate is in the position of the travel switch, so that the slide block mechanism is in the first position, and the travel switch is ensured to be in a press-contact state, and the car coupler junction box is electrified at the moment; when the fixing bolt of coupling junction box was kept away from to the fender rod, the arc connecting plate was in travel switch off-position to make slider mechanism be in the second position, and guarantee that travel switch is in the off-state, coupling junction box outage this moment, consequently the utility model provides a coupling junction box prevent tearing open protection device, can play the realization that keeps off-state when separating the connector plug through the linkage of above parts, thereby operating personnel dismantles protection mechanism's protection because of there being coupling box plug when the vehicle needs to separate the compile, can't separate the operation of compiling the plug under the on-state, and then work has improved the security of electric part and operating personnel work greatly after forcing the outage.
A coupler junction box, comprising: the coupler junction box comprises a coupler box body and a disassembly-preventing protection device, wherein the disassembly-preventing protection device is assembled at the coupler junction box.
The coupler box body is provided with a connector socket, and the connector socket is in butt joint with a connector plug in a matching mode.
Specifically, the connector plug is fastened through a fixing bolt after being matched and butted with the connector socket.
A subway car comprising: a plurality of passenger carriages and a coupler junction box as described in any one of the above for connecting two adjacent passenger carriages.
Compared with the prior art, the coupler junction box and the subway coach as well as the anti-dismounting protection device of the coupler junction box have the same advantages, and are not repeated herein.
Drawings
Fig. 1 is a schematic structural view of an anti-disassembly protection device of a coupler junction box according to an embodiment of the present invention in a first state;
fig. 2 is a schematic structural view of the disassembly-preventing protection device of the coupler junction box according to the embodiment of the present invention in a second state;
fig. 3 is a schematic structural diagram of a first view angle of the anti-disassembly protection device of the coupler junction box according to the embodiment of the present invention;
fig. 4 is a schematic structural diagram of a second visual angle of the anti-disassembly protection device of the coupler junction box provided by the embodiment of the utility model.
Reference numerals:
1-a box body; 2-a travel switch; 21-a contact; 3-a slider mechanism; 31-a groove; 311-inclined plane; 4-an arc-shaped connecting plate; 5-a rotating shaft mechanism; 51-indicates an arrow; 6-a guard bar;
7-coupler junction box; 71-fixing bolts; 72-coupler box body; 73-connector receptacle; 74-connector plug.
Detailed Description
For the convenience of understanding, the following describes in detail the anti-dismounting protection device of the coupler junction box, the coupler junction box and the subway coach, which are provided by the embodiment of the present invention, with reference to the attached drawings.
An embodiment of the utility model provides a coupler junction box prevent tearing open protection device, as shown in fig. 1-4, include: the automobile safety protection device comprises a box body 1, wherein a travel switch 2 is arranged in the box body 1, and the travel switch 2 is connected with an automobile control box; when the travel switch 2 is in a press-contact state, the coupler junction box 7 is electrified, and when the travel switch 2 is in a disconnection state, the coupler junction box 7 is powered off;
the contact 21 of the travel switch 2 is arranged in contact with the slide block mechanism 3, and when the slide block mechanism 3 is at the first position, the travel switch 2 is in a press-contact state, and when the slide block mechanism 3 is at the second position, the travel switch 2 is in a disconnection state;
the slide block mechanism 3 is connected with an arc-shaped connecting plate 4, the arc-shaped connecting plate 4 is connected with a rotating shaft mechanism 5, the rotating shaft mechanism 5 is connected with a protective rod 6, and the rotating shaft mechanism 5 is used for switching the arc-shaped connecting plate 4 between a stroke switch on position and a stroke switch off position and switching the protective rod 6 between a position in front of a fixing bolt of the coupler junction box and a position of the fixing bolt far away from the coupler junction box;
when the protective rod 6 blocks in front of the fixing bolt 71 of the coupler junction box 7, the arc-shaped connecting plate 4 is located at a travel switch conducting position, so that the sliding block mechanism 3 is located at a first position; when the protective rod 6 is far away from the fixing bolt 71 of the coupler junction box 7, the arc-shaped connecting plate 4 is in the travel switch off position, so that the sliding block mechanism 3 is in the second position.
Compared with the prior art, the embodiment of the utility model provides a car coupler junction box prevent tearing open protection device have following advantage:
in the anti-disassembly protection device for the coupler junction box provided by the embodiment of the utility model, because the protection rod 6 blocks the fixed bolt 71 of the coupler junction box 7, the arc-shaped connecting plate 4 is in the travel switch conducting position, so that the slide block mechanism 3 is in the first position, and the travel switch 2 is ensured to be in a press-contact state, and at the moment, the coupler junction box 7 is electrified; when protecting lever 6 kept away from coupling junction box 7's fixing bolt 71, arc connecting plate 4 was in travel switch off-position to make slider mechanism 3 be in the second position, and guarantee that travel switch 2 is in the off-state, coupling junction box 7 outage this moment, consequently the utility model provides a coupling junction box prevent tearing open protection device, can play the realization that keeps the power-off state when separating the connector plug through the linkage of above part, thereby operating personnel dismantles protection mechanism's protection because of coupler box plug when the vehicle need separate the compile, can't separate the operation of compiling the plug under the on-state, and then work has improved the security of electric part and operating personnel work greatly after the compulsory outage.
As shown in fig. 1 and 2, the slider mechanism 3 may be provided with a groove 31; when the slide block mechanism 3 is at the first position, the contact 21 of the travel switch 2 is positioned outside the groove 31, and the travel switch 2 is in a press-contact state; when the slider mechanism 3 is in the second position, the contact 21 of the travel switch 2 is located in this recess 31 and the travel switch 2 is in the open state.
Specifically, as shown in fig. 1 and 2, the groove 31 may have an inclined surface 311, so that the contact 21 of the travel switch 2 can be moved easily by the inclined surface 311, and the smoothness of the movement of the contact 21 can be effectively ensured.
Further, as shown in fig. 3, the rotating shaft mechanism 5 may be provided with an indication arrow 51, so that it can be seen by the indication arrow 51 that the arc-shaped connecting plate 4 is in the on position or the off position of the travel switch.
The embodiment of the utility model provides a coupler junction box is provided again, include: a coupler box body 72, and a tamper protection device for a coupler junction box as described in any of the above, mounted at the coupler box body 72.
As shown in fig. 3, the coupler housing 72 is provided with a connector receptacle 73, and the connector receptacle 73 is mated with a connector plug 74.
Specifically, as shown in fig. 3, the connector plug 74 is mated with the connector receptacle 73 and then fastened by the fixing bolt 71.
The embodiment of the utility model provides a subway passenger train is provided again, include: a plurality of passenger cars and a coupler junction box as described in any one of the preceding claims for connecting two adjacent passenger cars.
The following detailed description is provided for the working process of the anti-disassembly protection device of the coupler junction box provided by the embodiment of the utility model with the help of the attached drawings:
as shown in fig. 1, when the coupler connection box 7 is in a power-on state, the protection rod 6 is lifted and stopped in front of the fixing bolt 71, the indication arrow 51 of the rotating shaft mechanism 5 points to the travel switch conducting mark, the slide block of the slide block mechanism 3 is driven by the arc-shaped connecting plate 4 to be at the foremost end (at the first position), the travel switch 2 is located outside the groove 31 and is in a press-contact state, at this time, the coupler connection box 7 is electrified, and the fixing bolt 71 cannot be disassembled.
When the vehicle needs to be disassembled, the fixing bolt 71 of the coupler junction box 7 is shielded by the protection rod 6, the disassembling tool cannot disassemble the fixing bolt 71, at this time, the rotating shaft mechanism 5 needs to be rotated to the position where the indication arrow 51 points to the trip switch disconnection mark, and at this time, the protection rod 6 is located below the fixing bolt 71, as shown in fig. 2.
Meanwhile, under the driving of the arc-shaped connecting plate 4, the slider of the slider mechanism 3 slides to the extreme end (is in the second position), the travel switch 2 is positioned in the groove 31 along the inclined surface 311 and is in a disconnected state, at the moment, a power-off signal is sent to the control box, the coupler junction box 7 is powered off, and the fixing bolt 71 is also in a detachable state.
To sum up, the embodiment of the utility model provides a car coupler junction box prevent tearing open protection device, car coupler junction box and subway passenger train, the mode of triggering the signal of telecommunication through the mechanism structure has solved subway passenger train car coupler box effectively and has separated the safe operation and the protection of compiling work in.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (8)
1. The utility model provides a car coupler junction box prevent tearing open protection device which characterized in that includes: the travel switch is arranged in the box body and is connected with the vehicle control box; when the travel switch is in a press-contact state, the coupler junction box is electrified, and when the travel switch is in a disconnection state, the coupler junction box is powered off;
the contact of the travel switch is in contact with the sliding block mechanism, the travel switch is in a press contact state when the sliding block mechanism is at a first position, and the travel switch is in a disconnection state when the sliding block mechanism is at a second position;
the sliding block mechanism is connected with an arc-shaped connecting plate, the arc-shaped connecting plate is connected with a rotating shaft mechanism, the rotating shaft mechanism is connected with a protective rod, and the rotating shaft mechanism is used for switching the arc-shaped connecting plate between a stroke switch on position and a stroke switch off position and switching the protective rod between a position in front of a fixing bolt of the coupler junction box and a position of the fixing bolt far away from the coupler junction box;
when the protective rod blocks the front of a fixing bolt of the coupler junction box, the arc-shaped connecting plate is located at a travel switch conducting position, so that the sliding block mechanism is located at a first position; when the guard bar is far away from a fixing bolt of the coupler junction box, the arc-shaped connecting plate is located at a trip switch disconnection position, so that the sliding block mechanism is located at a second position.
2. The tamper protection device of a coupler connection box of claim 1, wherein the slider mechanism is provided with a groove; when the sliding block mechanism is located at the first position, the contact of the travel switch is located outside the groove, and the travel switch is in a press-contact state; when the sliding block mechanism is located at the second position, the contact of the travel switch is located in the groove, and the travel switch is in a disconnected state.
3. The tamper protection device of a coupler junction box of claim 2, wherein the recess has an inclined surface.
4. The tamper protection device of a coupler connection box of claim 1, wherein the pivot mechanism is provided with an indicator arrow.
5. A coupler junction box, comprising: a coupler box body, and a tamper protection device for a coupler junction box as claimed in any one of claims 1 to 4 mounted at the coupler box body.
6. A coupler junction box according to claim 5, wherein the coupler box body is provided with a connector receptacle that matingly engages a connector plug.
7. The coupler junction box of claim 6, wherein the connector insert is secured to the connector receptacle by a retaining bolt after mating engagement therewith.
8. A subway coach, comprising: a plurality of passenger cars and a coupler junction box as defined in any one of claims 5 to 7 for connecting adjacent two of said passenger cars.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023306141.6U CN214798711U (en) | 2020-12-31 | 2020-12-31 | Coupler junction box prevent tearing open protection device, coupler junction box and subway passenger train |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023306141.6U CN214798711U (en) | 2020-12-31 | 2020-12-31 | Coupler junction box prevent tearing open protection device, coupler junction box and subway passenger train |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214798711U true CN214798711U (en) | 2021-11-19 |
Family
ID=78743014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023306141.6U Active CN214798711U (en) | 2020-12-31 | 2020-12-31 | Coupler junction box prevent tearing open protection device, coupler junction box and subway passenger train |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214798711U (en) |
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2020
- 2020-12-31 CN CN202023306141.6U patent/CN214798711U/en active Active
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