CN213368302U - Electrical equipment box - Google Patents
Electrical equipment box Download PDFInfo
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- CN213368302U CN213368302U CN202022237757.6U CN202022237757U CN213368302U CN 213368302 U CN213368302 U CN 213368302U CN 202022237757 U CN202022237757 U CN 202022237757U CN 213368302 U CN213368302 U CN 213368302U
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- grounding
- box door
- plug
- box
- female seat
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Abstract
The utility model discloses an electrical equipment box, which comprises a box door and a box body, wherein a grounding device is arranged between the box door and the box body, the grounding device comprises a grounding female seat arranged on the box body and a grounding plug arranged on the box door and matched with the grounding female seat, when the box door is closed, the grounding plug can be inserted into the grounding female seat under the driving of the box door, and when the box door is opened, the grounding plug can be drawn out from the grounding female seat under the driving of the box door; or, the grounding device comprises a grounding female seat arranged on the box door and a grounding plug arranged on the box body and matched with the grounding female seat, when the box door is closed, the grounding plug can be inserted into the grounding female seat under the driving of the box door, and when the box door is opened, the grounding plug can be drawn out from the grounding female seat under the driving of the box door. The electrical equipment box door is connected with the electrical equipment box body through the grounding female seat and the grounding plug, so that the grounding wire does not need to be connected or disconnected, and the overhauling efficiency is improved.
Description
Technical Field
The utility model relates to a rail transit vehicle electrical equipment technical field especially relates to an electrical equipment box.
Background
The box door 2 of the existing electrical equipment box of the rail transit vehicle needs to be connected with the box body 1 by adopting a grounding wire so as to achieve the aim of grounding the box door of the electrical box. As shown in fig. 1, when the electrical equipment box is inspected and maintained, after the box door 2 is opened, the grounding wire connecting the box door 2 and the box body 1 needs to be detached; after the maintenance, the grounding wire needs to be installed again, the torque is applied to the fastener again, and the loosening mark is drawn. The whole process is relatively complicated, and the maintenance efficiency is reduced. And the screw thread of fastener appears inefficacy easily after fastening many times, and the cost of later stage replacement fastener is higher. Some electrical cabinet chamber doors do not adopt the earth connection, and such chamber door has the potential safety hazard.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome the not enough of prior art, provide one kind and provide maintenance efficiency and safe and reliable's electrical equipment box.
In order to solve the technical problem, the utility model discloses a following technical scheme:
an electrical equipment box comprises a box door and a box body, wherein a grounding device is arranged between the box door and the box body, the grounding device comprises a grounding female seat arranged on the box body and a grounding plug arranged on the box door and matched with the grounding female seat, when the box door is closed, the grounding plug can be inserted into the grounding female seat under the driving of the box door, and when the box door is opened, the grounding plug can be pulled out from the grounding female seat under the driving of the box door; or the like, or, alternatively,
the grounding device comprises a grounding female seat arranged on the box door and a grounding plug arranged on the box body and matched with the grounding female seat, when the box door is closed, the grounding plug can be inserted into the grounding female seat under the driving of the box door, and when the box door is opened, the grounding plug can be pulled out from the grounding female seat under the driving of the box door.
The electrical equipment box door is connected with the electrical equipment box body through the grounding female seat and the grounding plug, so that a grounding wire is not required to be connected and disconnected, the problems that the grounding wire of the electrical equipment box door and the electrical equipment box body needs to be detached when the electrical box is overhauled, the complicated operation of fastening the grounding wire after the electrical box is overhauled is carried out, the thread damage caused by frequent fastening of grounding bolts is avoided, and the like are solved. And, ground structure is simple, and electrical equipment chamber door ground connection mode is also simple convenient.
As a further improvement of the above technical solution:
as one of the structure and the installation mode of the grounding device, the grounding female seat comprises two first conducting strips which are fixed on the inner wall surface of the box door and extend towards the inside of the box body, the two first conducting strips are arranged in parallel and at intervals, and an inserting slot is formed between the two first conducting strips; the inner wall surface of the side plate matched with the box body and the box door is provided with a first reinforcing beam extending towards the inside of the box body, the grounding plug is installed on the lower surface of the first reinforcing beam and extends downwards, when the box door is closed, the grounding female seat moves towards the grounding plug so that the grounding plug is inserted into the slot and is abutted against the two first conducting strips, and when the box door is opened, the grounding female seat moves back to the grounding plug so that the grounding plug is pulled out of the slot; or the like, or, alternatively,
as a second structure and installation mode of the grounding device, a first reinforcing beam extending towards the inside of the box body is arranged on the inner wall surface of the side plate matched with the box door of the box body, the grounding female seat comprises two first conducting strips fixed on the lower surface of the first reinforcing beam and extending downwards, the two first conducting strips are arranged in parallel at intervals, and an insertion slot is formed between the two first conducting strips; the grounding plug is fixed on the inner wall surface of the box door and extends towards the inside of the box body, when the box door is closed, the grounding plug moves towards the grounding female seat to be inserted into the slot and is abutted against the two first conducting strips, and when the box door is opened, the grounding plug moves back to the grounding female seat to be drawn out from the slot.
The grounding plug is a second conducting strip which is arranged in parallel with the first conducting strip.
The lower end of the second conducting strip is bent towards the grounding female seat to form a plug board which is inserted into the slot.
One end of the two wall surfaces of the plug board, which is close to the grounding female socket, is inclined towards the other wall surface relative to the end, which is far away from the grounding female socket, so as to form a guide surface which is convenient to insert into the slot.
One end of the first conducting strip, which is close to the grounding plug, is bent back to the other first conducting strip to form a guide part which is convenient for the grounding plug to be inserted into the slot.
One end of the first conducting strip, which is fixed with the inner wall surface of the box door, is bent back to the other first conducting strip to form a connecting plate which is abutted against and fixedly connected with the inner wall surface of the box door; or the like, or, alternatively,
and one end of the first conducting strip, which is fixed with the first reinforcing beam, is bent back to the other first conducting strip to form a connecting plate which is abutted and fixedly connected with the first reinforcing beam.
Compared with the prior art, the utility model has the advantages of:
the utility model discloses an electrical equipment box couples electrical equipment chamber door and electrical equipment box through female seat of ground connection and ground connection plug to need not to connect the earth connection of tearing open, need demolising the earth connection of electrical equipment chamber door and electrical equipment box when having solved the maintenance electrical box, the loaded down with trivial details operation of fastening the earth connection again after having overhauld, the screw thread damage scheduling problem that leads to after avoiding the frequent fastening of earth bolt. And, ground structure is simple, and electrical equipment chamber door ground connection mode is also simple convenient.
Drawings
Fig. 1 is a schematic external view of a conventional electrical equipment box.
Fig. 2 is a schematic structural view of an electrical equipment box according to an embodiment of the present invention.
Fig. 3 is an assembly view of the grounding device.
Fig. 4 is a front view of the ground female housing.
Fig. 5 is a schematic structural view of the first conductive sheet.
Fig. 6 is a schematic structural diagram of the grounding plug.
FIG. 7 is a diagram of the position of the grounding device opening in the interior of the cabinet and the door.
Fig. 8 is a schematic view of the state of the electrical apparatus with the door opened.
Fig. 9 is a schematic view of an electrical equipment box door.
Illustration of the drawings: 1. a box body; 11. a first reinforcement beam; 2. a box door; 3. a grounding device; 31. a ground female seat; 311. a first conductive sheet; 3112. a guide portion; 3113. a connecting plate; 32. a ground plug; 321. a plugboard; 322. a guide surface.
Detailed Description
The invention is further described below with reference to specific preferred embodiments, without thereby limiting the scope of protection of the invention.
Example (b):
as shown in fig. 2 to 9, the electrical equipment box of the present embodiment includes a box door 2 and a box body 1, and a grounding device 3 is installed between the box door 2 and the box body 1. The grounding device 3 comprises a grounding female seat 31 installed on the box door 2 and a grounding plug 32 installed on the box body 1 and matched with the grounding female seat 31, when the box door 2 is closed, the grounding plug 32 can be inserted into the grounding female seat 31 under the driving of the box door 2, and when the box door 2 is opened, the grounding plug 32 can be pulled out from the grounding female seat 31 under the driving of the box door 2.
In this embodiment, the inner wall surface of the door 2 is provided with a first reinforcing beam 21 protruding toward the inside of the box body, the grounding female seat 31 includes two first conductive sheets 311 fixed on the first reinforcing beam 21 and extending toward the inside of the box body 1, the two first conductive sheets 311 are arranged in parallel and at an interval, and a slot 313 is formed between the two first conductive sheets 311. One end of the first conductive plate 311 near the ground plug 32 is bent back to the other first conductive plate 311 to form a guide 3112 for facilitating insertion of the ground plug 32 into the slot 313. One end of the first conductive sheet 311 fixed to the inner wall surface of the door 2 is bent back to the other first conductive sheet 311 to form a connection plate 3113 connected to the first reinforcement beam 21 by welding. The connecting plate 3113 is provided with a first hole 3111, and the first reinforcing beam 21 is provided with a second hole a1 for positioning the first conductive sheet 311 on the first reinforcing beam 21 of the electrical equipment box door 2, so as to reduce welding errors.
The inner wall surface of the side plate of the box body 1 matched with the box door 2 is provided with a first reinforcing beam 11 extending towards the inside of the box body 1, the grounding plug 32 is a second conducting strip arranged in parallel with the first conducting strip 311, and the second conducting strip is arranged on the lower surface of the first reinforcing beam 11 and extends downwards. The lower end of the second conductive plate is bent toward the female ground socket 31 to form a socket plate 321 for insertion into the slot 313. The end of the two walls of the plug board 321 close to the female ground socket 31 is inclined towards the other wall with respect to the end far away from the female ground socket 31 to form a guide surface 322 for facilitating insertion into the slot. The first reinforcing beam 11 is provided with a rectangular hole b1 with a size corresponding to that of the second conductive sheet, so that the second conductive sheet can be conveniently positioned and welded on the first reinforcing beam 11.
When the door 2 is closed, the grounding female socket 31 moves towards the grounding plug 32 to enable the inserting plate 321 to be inserted into the slot and abut against the two first conducting strips 311, and when the door 2 is opened, the grounding female socket 31 moves back to the grounding plug 32 to enable the inserting plate 321 to be drawn out of the slot.
When the two first conductive sheets 311 are oppositely mounted together to form the ground socket 31, the upper portion thereof is opened to facilitate the insertion of the ground plug 32 into the ground socket 31. The first conductive sheet 311 has a larger plane, so that the grounding female socket 31 and the grounding plug 32 have a larger contact area, thereby enhancing the conductivity thereof. The first conductive sheet 311 is welded to the second reinforcing beam 21 of the electrical equipment box door 2.
The first conductive sheet 311 and the second conductive sheet are made of a metal material having a good electrical conductivity. The shape of the ground plug 32 may be designed according to the structure of the electrical equipment cabinet 1 for easy installation.
The utility model discloses a female seat 31 of ground connection and ground connection plug 32 couple electrical equipment chamber door 2 with electrical equipment box 1, and when opening electrical equipment chamber door 2, electrical equipment box schematic diagram is shown in fig. 8, and ground connection plug 32 is located electrical equipment box 1 top. As shown in fig. 9, the electrical equipment box door 2 has a grounding female block 31 located at the upper right of the electrical equipment box door 2.
The ground plug 32 is welded to the first reinforcing beam 11 of the electrical equipment box 1 by welding. The first conductive sheet 311 is welded to the second reinforcing beam 21 of the electrical equipment box door 2 by welding.
When the electrical equipment box door 2 is opened, the ground plug 32 is separated from the ground female block 31. When the electrical equipment box door 2 is closed, the grounding plug 32 and the grounding female socket 31 are closed, and the grounding mechanism couples the electrical equipment box door 2 and the electrical equipment box 1.
The above description is only for the preferred embodiment of the present application and should not be taken as limiting the present application in any way, and although the present application has been disclosed in the preferred embodiment, it is not intended to limit the present application, and those skilled in the art should understand that they can make various changes and modifications within the technical scope of the present application without departing from the scope of the present application, and therefore all the changes and modifications can be made within the technical scope of the present application.
Claims (7)
1. An electrical equipment box comprises a box door (2) and a box body (1), wherein a grounding device (3) is arranged between the box door (2) and the box body (1), and is characterized in that the grounding device (3) comprises a grounding female seat (31) arranged on the box door (2) and a grounding plug (32) which is arranged on the box body (1) and is matched with the grounding female seat (31), when the box door (2) is closed, the grounding plug (32) can be inserted into the grounding female seat (31) under the driving of the box door (2), and when the box door (2) is opened, the grounding plug (32) can be pulled out from the grounding female seat (31) under the driving of the box door (2); or the like, or, alternatively,
grounding device (3) including install female seat of ground connection (31) on box (1) to and install on chamber door (2) and with female seat of ground connection (31) complex ground connection plug (32), when chamber door (2) were closed, ground connection plug (32) can insert under the drive of chamber door (2) in female seat of ground connection (31), when chamber door (2) were opened, ground connection plug (32) can be taken out from female seat of ground connection (31) under the drive of chamber door (2).
2. The electrical equipment box according to claim 1, wherein the grounding female seat (31) comprises two first conductive sheets (311) fixed on the inner wall surface of the box door (2) and extending towards the inside of the box body (1), the two first conductive sheets (311) are arranged in parallel and at intervals, and a slot (313) is formed between the two first conductive sheets (311); a first reinforcing beam (11) extending towards the inside of the box body (1) is arranged on the inner wall surface of a side plate matched with the box door (2) of the box body (1), the grounding plug (32) is installed on the lower surface of the first reinforcing beam (11) and extends downwards, when the box door (2) is closed, the grounding female base (31) moves towards the grounding plug (32) so that the grounding plug (32) is inserted into the slot (313) and is abutted against the two first conductive sheets (311), and when the box door (2) is opened, the grounding female base (31) moves back to the grounding plug (32) so that the grounding plug (32) is pulled out of the slot (313); or the like, or, alternatively,
a first reinforcing beam (11) extending towards the inside of the box body (1) is arranged on the inner wall surface of the side plate matched with the box door (2), the grounding female seat (31) comprises two first conductive sheets (311) which are fixed on the lower surface of the first reinforcing beam (11) and extend downwards, the two first conductive sheets (311) are arranged in parallel at intervals, and a slot (313) is formed between the two first conductive sheets (311); the grounding plug (32) is fixed on the inner wall surface of the box door (2) and extends towards the inside of the box body (1), when the box door (2) is closed, the grounding plug (32) moves towards the grounding female base (31) to be inserted into the slot (313) and is abutted against the two first conducting strips (311), and when the box door (2) is opened, the grounding plug (32) moves back to the grounding female base (31) to be drawn out from the slot (313).
3. The electrical equipment cabinet according to claim 2, characterized in that the grounding plug (32) is a second conductive sheet arranged in parallel with the first conductive sheet (311).
4. The electrical equipment cabinet according to claim 3, wherein the lower end of the second conductive sheet is bent toward the female ground socket (31) to form a socket plate (321) for insertion into the socket (313).
5. The electrical equipment cabinet according to claim 4, wherein one end of the two wall surfaces of the insertion plate (321) close to the female ground socket (31) is inclined toward the other wall surface with respect to an end away from the female ground socket (31) to form a guide surface (322) for facilitating insertion into the insertion groove (313).
6. Electrical equipment cabinet according to any of claims 2 to 5, characterized in that the end of the first conducting strip (311) close to the grounding plug (32) is bent away from the other first conducting strip (311) forming a guide (3112) for facilitating the insertion of the grounding plug (32) into the slot.
7. The electrical equipment box according to any one of claims 2 to 5, wherein one end of the first conductive sheet (311) fixed to the inner wall surface of the box door (2) is bent back to the other first conductive sheet (311) to form a connecting plate (3113) which is abutted against and fixedly connected to the inner wall surface of the box door (2); or the like, or, alternatively,
one end of the first conducting strip (311) fixed with the first reinforcing beam (11) is bent back to the other first conducting strip (311) to form a connecting plate (3113) which is abutted and fixedly connected with the first reinforcing beam (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022237757.6U CN213368302U (en) | 2020-10-10 | 2020-10-10 | Electrical equipment box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022237757.6U CN213368302U (en) | 2020-10-10 | 2020-10-10 | Electrical equipment box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213368302U true CN213368302U (en) | 2021-06-04 |
Family
ID=76127147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022237757.6U Active CN213368302U (en) | 2020-10-10 | 2020-10-10 | Electrical equipment box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213368302U (en) |
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2020
- 2020-10-10 CN CN202022237757.6U patent/CN213368302U/en active Active
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