CN220456896U - Power distribution network grounding structure - Google Patents
Power distribution network grounding structure Download PDFInfo
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- CN220456896U CN220456896U CN202322099850.9U CN202322099850U CN220456896U CN 220456896 U CN220456896 U CN 220456896U CN 202322099850 U CN202322099850 U CN 202322099850U CN 220456896 U CN220456896 U CN 220456896U
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- buried box
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- terminal
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- 238000001125 extrusion Methods 0.000 claims abstract description 20
- 238000007789 sealing Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a power distribution network grounding structure, which relates to the technical field of power distribution network grounding structures and comprises a pre-buried box body and a pre-buried box cover, wherein the pre-buried box body and the pre-buried box cover form the pre-buried box, a plurality of groups of guide blocks, a fixing mechanism and binding posts are sequentially arranged in the pre-buried box body from left to right, a plurality of groups of sliding grooves are formed in the bottom of the pre-buried box body, the binding posts are fixedly arranged at the upper end of a grounding plate, the grounding wire is guided by a connecting sleeve and a guide groove and is led into the fixing mechanism through the connecting sleeve, the grounding wire is transversely fixed through the mutual matching of a first screw rod, a first moving block, a connecting piece, an extrusion roller and an extrusion plate, the grounding wire is vertically fixed through the mutual matching of a second screw rod, a second moving block and an upper pressing plate, and finally the grounding wire is pressed in the binding posts by fastening bolts, so that the fixing mechanism and the binding posts are prevented from being loosened with the grounding wire after being used for a long time.
Description
Technical Field
The utility model relates to the technical field of power distribution network grounding structures, in particular to a power distribution network grounding structure.
Background
When carrying out the installation of electric power distribution network, need correspond to set up pre-buried ground protection device, when meetting danger such as electric leakage, can directly transfer the high pressure underground through ground protection structure, effectually guaranteed constructor's operation safety, ground protection device buries underground, links to each other through wire and equipment, can form electrical connection between electrical equipment and the ground, protects electric power distribution network's operation safety and stability.
The existing power distribution network grounding structure is used for preventing the grounding wire from being disconnected, most of the existing power distribution network grounding structure is connected with the grounding bus in a direct welding mode, so that the operation difficulty is high when the follow-up grounding wire and the grounding electrode are maintained in the later period, the working position of the grounding wire cannot be adjusted subsequently, the grounding wire is required to be lengthened to cope with equipment with inconvenient installation positions, the overall use cost is increased, and the flexibility is poor.
Disclosure of Invention
For solving the technical problem, provide a distribution network grounding structure, the current distribution network grounding structure that has proposed among the above-mentioned prior art is in order to prevent the earth connection disconnection, adopts welded mode mostly, leads to follow-up earth connection and earth electrode to carry out the later maintenance when the operation degree of difficulty is great, and follow-up unable problem of realizing the adjustment of the working position of earth connection.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a distribution network grounding structure, includes pre-buried box and pre-buried case lid, pre-buried box and pre-buried case lid constitute pre-buried box, the inside of pre-buried box has set gradually a plurality of guide blocks, fixed establishment and terminal from a left side to the right side, just the quantity of guide block, fixed establishment and terminal is unanimous, a plurality of first screw of group has been seted up on the top of pre-buried box, a plurality of groups spout has been seted up to the bottom of pre-buried box, and is a plurality of equal fixed mounting of terminal is in the upper end of earth plate, wherein, fixed establishment includes first mounting bracket and second mounting bracket, first mounting bracket and the equal fixed mounting of second mounting bracket are in the bottom upper end of pre-buried box and are set up respectively in the left and right sides of spout, the first screw rod is installed in the internal rotation of first mounting bracket, the surface screw connection of first screw rod has a movable block, the right side fixedly connected with connecting piece, the front and back both ends of connecting piece all rotate and install the extrusion gyro wheel, the lower extreme of extrusion gyro wheel is provided with the adapter, the equal fixed mounting of terminal is in the upper end of terminal at the upper end of the second mounting bracket, the second mounting bracket has the second screw rod through the inside connection plate of the second screw rod.
Preferably, a through hole is formed in the surface of the embedded box cover, and the through hole and the first screw hole are coaxially arranged.
Preferably, a connecting sleeve is installed at the upper end of the embedded box cover, and the connecting sleeve and the guide groove are coaxially arranged.
Preferably, the lower end of the embedded box cover is fixedly connected with a sealing gasket.
Preferably, the lower extreme of pre-buried box is provided with the earthing pole, the upper end of earthing pole runs through the inside of pre-buried box and with the lower extreme fixed connection of ground plate.
Preferably, a wiring hole is formed in the left side of the wiring terminal, a second screw hole is formed in the upper end of the wiring terminal, and a fastening bolt is connected with the upper end of the wiring terminal in a threaded mode.
Preferably, the upper ends of the first screw rod and the second screw rod are fixedly connected with a knob.
Compared with the prior art, the utility model provides a power distribution network grounding structure, which has the following beneficial effects:
1. according to the utility model, the grounding wire is inserted into the embedded box body from the connecting sleeve and guided by the guide groove, the grounding wire enters the fixing mechanism, the first screw rod is rotated, the first moving block moves downwards along with the connecting piece, the connecting piece moves downwards along with the extrusion roller, the extrusion roller extrudes the adapting piece, the adapting piece drives the extrusion plate to transversely fix the grounding wire, meanwhile, the second screw rod is rotated, the second moving block moves downwards along with the upper pressing plate to vertically fix the grounding wire, the grounding wire is fixed, the grounding wire is pressed in the binding post through the fastening bolt, and the fixing mechanism and the binding post are effectively prevented from being loosened from the grounding wire after long-time use by virtue of the self-locking characteristic of threaded connection, so that the danger caused by disconnection of the grounding wire is effectively prevented.
2. According to the utility model, the ground wire is fixed in a threaded connection mode, so that the ground wire and the embedded box are maintained conveniently in the later period, the working position of the ground wire is adjusted conveniently, and the flexibility of the device is improved.
Drawings
FIG. 1 is a schematic diagram of a pre-buried box in the present utility model;
FIG. 2 is a schematic diagram of a pre-buried box cover according to the present utility model;
fig. 3 is a schematic structural view of the fixing mechanism in the present utility model.
The reference numerals in the figures are:
1. pre-burying a box body; 101. a first screw hole; 102. a chute; 2. the box cover is pre-buried; 201. a through hole; 202. a connecting sleeve; 3. a guide block; 301. a guide groove; 4. a fixing mechanism; 401. a first mounting frame; 402. a first screw; 403. a first moving block; 404. a connecting piece; 405. extruding rollers; 406. an extrusion plate; 407. an adapter; 408. a second mounting frame; 409. a second screw; 4010. a second moving plate; 4011. an upper press plate; 5. a ground plate; 6. binding posts; 601. a wiring hole; 602. a second screw hole; 7. a fastening bolt; 8. a grounding electrode.
Detailed Description
The following description is presented to enable one of ordinary skill in the art to make and use the utility model. The preferred embodiments in the following description are by way of example only and other obvious variations will occur to those skilled in the art.
Referring to fig. 1-3, a distribution network grounding structure is shown, including pre-buried box 1 and pre-buried box cover 2, pre-buried box 1 and pre-buried box cover 2 constitute pre-buried box, install the grounding structure in the pre-buried box, whole pre-buried box needs to be buried underground, when meetting danger such as electric leakage, can directly transfer high pressure to underground through the ground protection structure, guarantee personnel's safety, the inside of pre-buried box 1 has set gradually a plurality of guide blocks 3 from left to right, fixed establishment 4 and terminal 6, and the guide block 3, fixed establishment 4 is unanimous with terminal 6 quantity, every guide block 3, fixed establishment 4 and terminal 6 all correspond a ground wire, a plurality of first screw 101 of groups have been seted up on the top of pre-buried box 1, a plurality of slide grooves 102 have been seted up to the bottom of pre-buried box 1, a plurality of terminal 6 all fixed mounting are in the upper end of ground plate 5, the ground wire is finally connected in terminal 6, the lower extreme of pre-buried box 1 is provided with earth electrode 8, the upper end of earth electrode 8 runs through the inside of pre-buried box 1 and is connected with the lower extreme 5 ground plate 5 in the time of leading-in high-voltage grounding electrode 8 to ground electrode 8 through the terminal 6.
Specifically, in this embodiment, the fixing mechanism 4 includes a first mounting frame 401 and a second mounting frame 408, the first mounting frame 401 and the second mounting frame 408 are fixedly mounted at the upper end of the bottom of the embedded box 1 and are respectively disposed at the left and right sides of the chute 102, a first screw 402 is rotatably mounted in the first mounting frame 401, a first moving block 403 is screwed on the surface of the first screw 402, a connecting piece 404 is fixedly connected to the right side of the first moving block 403, extrusion rollers 405 are rotatably mounted at the front and rear ends of the connecting piece 404, an adapter 407 is disposed at the lower end of the extrusion rollers 405, the adapter 407 is fixedly mounted at the outer side of the extrusion plate 406, the lower end of the extrusion plate 406 is slidably connected with the bottom inner wall of the embedded box 1 through the chute 102, the first movable block 403 moves up and down on the surface of the first screw 402, the extrusion roller 405 is driven to move up and down through the connecting piece 404, when the extrusion roller 405 moves down, the two adapting pieces 407 are extruded, the two adapting pieces 407 move in opposite directions, the extrusion plate 406 is driven to transversely fix the grounding wire, the second screw 409 is rotatably arranged in the second mounting frame 408, the second movable plate 4010 is connected with the surface thread of the second screw 409, the upper pressing plate 4011 is fixedly connected to the left side of the second movable plate 4010, the second screw 409 is rotated, the second movable plate 4010 is driven to press down with the upper pressing plate 4011, the grounding wire is vertically fixed, and the grounding wire is released after the fixing mechanism 4 is used for a long time by means of the self-locking characteristic of threaded connection.
Specifically, in this embodiment, the through hole 201 is formed in the surface of the pre-buried box cover 2, and the through hole 201 and the first screw hole 101 are coaxially arranged, the pre-buried box cover 2 and the pre-buried box body 1 are fastened by a bolt, the upper end of the bolt is inserted from the through hole 201, and the lower end of the bolt is in threaded connection with the first screw hole 101.
Specifically, in this embodiment, the upper end of the pre-buried box cover 2 is provided with the connecting sleeve 202, and the connecting sleeve 202 and the guide groove 301 are coaxially arranged, and the ground wire is inserted into the pre-buried box body 1 through the connecting sleeve 202 and is led by the guide groove 301, so that the ground wire enters into the fixing mechanism 4.
Specifically, in this embodiment, the lower end of the pre-buried box cover 2 is fixedly connected with a sealing pad, and the pre-buried box is sealed.
Specifically, in this embodiment, the wiring hole 601 has been seted up in the left side of terminal 6, and second screw 602 has been seted up to the upper end of terminal 6, and the upper end threaded connection of terminal 6 has fastening bolt 7, compresses tightly the earth connection in terminal 6 through fastening bolt 7, with the help of threaded connection's auto-lock characteristic, prevents effectively that the earth connection from loosening with terminal 6 after long-time use, and then effectually prevents the earth connection disconnection.
Specifically, in this embodiment, the upper ends of the first screw 402 and the second screw 409 are fixedly connected with a knob, so that the first screw 402 and the second screw 409 are conveniently rotated.
The working principle of the utility model is as follows: the ground wire is inserted into the embedded box body 1 from the connecting sleeve 202, the ground wire enters the fixing mechanism 4 through the guide of the guide groove 301, the first screw rod 402 is rotated, the first moving block 403 moves downwards along with the connecting piece 404, the connecting piece 404 moves downwards along with the extrusion roller 405, the extrusion roller 405 extrudes the adapting piece 407, the adapting piece 407 drives the extrusion plate 406 to transversely fix the ground wire, meanwhile, the second screw rod 409 is rotated, the second moving plate 4010 presses down along with the upper pressing plate 4011, the ground wire is vertically fixed, the ground wire is pressed in the binding post 6 through the fastening bolt 7, and the situation that the fixing mechanism 4 and the binding post 6 are loosened with the ground wire after long-time use is effectively prevented by means of the self-locking characteristic of threaded connection, so that the danger caused by disconnection of the ground wire is effectively prevented.
The structure adopts the threaded connection mode to fix the grounding wire, so that the grounding wire and the embedded box are maintained conveniently in the later period, the working position of the grounding wire is adjusted conveniently, and the flexibility of the device is improved.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model, which is defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a distribution network grounding structure, its characterized in that includes pre-buried box (1) and pre-buried case lid (2), pre-buried box is constituteed to pre-buried box (1) and pre-buried case lid (2), the inside of pre-buried box (1) has set gradually a plurality of guide blocks (3), fixed establishment (4) and terminal (6) from a left side to the right side, just the quantity of guide blocks (3), fixed establishment (4) and terminal (6) is unanimous, a plurality of first screw holes (101) of group have been seted up on the top of pre-buried box (1), a plurality of spouts (102) of group have been seted up to the bottom of pre-buried box (1), a plurality of terminal (6) equal fixed mounting is in the upper end of ground plate (5).
Wherein, fixed establishment (4) include first mounting bracket (401) and second mounting bracket (408), the equal fixed mounting of first mounting bracket (401) and second mounting bracket (408) is in the bottom upper end of pre-buried box (1) and is set up in the left and right sides of spout (102) respectively, first screw rod (402) are installed in the inside rotation of first mounting bracket (401), the surface screw connection of first screw rod (402) has first movable block (403), the right side fixedly connected with connecting piece (404) of first movable block (403), both ends all rotate and install extrusion gyro wheel (405) around connecting piece (404), the lower extreme of extrusion gyro wheel (405) is provided with adapter (407), adapter (407) fixed mounting is in the outside of stripper plate (406), the lower extreme of stripper plate (406) is through the bottom inner wall sliding connection of spout (102) and pre-buried box (1), the inside rotation of second mounting bracket (402) has second screw rod (409), second movable plate (4010) is installed on the second movable plate (4010).
2. A power distribution network grounding structure as claimed in claim 1, wherein: through holes (201) are formed in the surface of the embedded box cover (2), and the through holes (201) and the first screw holes (101) are coaxially arranged.
3. A power distribution network grounding structure as claimed in claim 1, wherein: the upper end of the embedded box cover (2) is provided with a connecting sleeve (202), and the connecting sleeve (202) and the guide groove (301) are coaxially arranged.
4. A power distribution network grounding structure as claimed in claim 1, wherein: the lower end of the embedded box cover (2) is fixedly connected with a sealing gasket.
5. A power distribution network grounding structure as claimed in claim 1, wherein: the lower extreme of pre-buried box (1) is provided with earthing pole (8), the upper end of earthing pole (8) runs through into the inside of pre-buried box (1) and with the lower extreme fixed connection of ground plate (5).
6. A power distribution network grounding structure as claimed in claim 1, wherein: the wiring hole (601) has been seted up in the left side of terminal (6), second screw (602) have been seted up to the upper end of terminal (6), the upper end threaded connection of terminal (6) has fastening bolt (7).
7. A power distribution network grounding structure as claimed in claim 1, wherein: the upper ends of the first screw rod (402) and the second screw rod (409) are fixedly connected with a knob.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322099850.9U CN220456896U (en) | 2023-08-07 | 2023-08-07 | Power distribution network grounding structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322099850.9U CN220456896U (en) | 2023-08-07 | 2023-08-07 | Power distribution network grounding structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220456896U true CN220456896U (en) | 2024-02-06 |
Family
ID=89724223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322099850.9U Active CN220456896U (en) | 2023-08-07 | 2023-08-07 | Power distribution network grounding structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220456896U (en) |
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2023
- 2023-08-07 CN CN202322099850.9U patent/CN220456896U/en active Active
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