CN213692387U - A earth connection dismouting device for transformer substation maintains - Google Patents
A earth connection dismouting device for transformer substation maintains Download PDFInfo
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- CN213692387U CN213692387U CN202022759722.9U CN202022759722U CN213692387U CN 213692387 U CN213692387 U CN 213692387U CN 202022759722 U CN202022759722 U CN 202022759722U CN 213692387 U CN213692387 U CN 213692387U
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- connecting rod
- rectangular block
- fixedly connected
- disc
- protective frame
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Abstract
The utility model provides a ground wire dismouting device for transformer substation maintains, has solved and has added the ground wire of hanging now inconveniently, has the problem of certain potential safety hazard. The device comprises a protective frame, wherein two groups of clamping devices capable of moving relatively are arranged below the protective frame; the clamping device comprises a clamping plate, a first connecting rod is hinged to the upper portion of the clamping plate, the upper end of the first connecting rod is hinged and fixed to the protective frame, a second connecting rod parallel to the first connecting rod is arranged on the outer side of the first connecting rod, the lower end of the second connecting rod is hinged and fixed to the clamping plate, the upper end of the second connecting rod is hinged and fixed to the protective frame, and the first connecting rod, the second connecting rod and the clamping plate form a parallelogram structure. The utility model discloses novel structure thinks about ingeniously, and easy operation is convenient, and the vertical slip through the rectangular block is accomplished the quick swing of clamp plate and is pressed from both sides tightly, and the potential safety hazard is not had, practices thrift a large amount of time, raises the efficiency.
Description
Technical Field
The utility model belongs to the technical field of the transformer substation maintenance equipment technique and specifically relates to a earth connection dismouting device for transformer substation maintains is related to.
Background
The transformer substation is a place for converting voltage and current, receiving electric energy and distributing electric energy in an electric power system. The substations in the power plant are step-up substations, which are used to boost up the electrical energy generated by the generator and feed it into the high-voltage network.
In the process of maintenance of the transformer substation, in order to ensure the safety of personnel and equipment, a ground wire needs to be additionally hung on the equipment, and the hanging time of the ground wire directly influences whether the whole operation can be completed within a preset time.
Application number 201821882918.3 is a power system transformer substation maintains and uses earth connection dismouting device, it can be quick clip the copper sheet, add and hang the ground wire, but because the existence of its slope vaulting pole, when carrying the square frame of carrying out vertical slip, thereby it extrudees the distance that the slope vaulting pole changed between the square splint, accomplish the centre gripping to the copper sheet, like this, along with the accumulation of time, the slope vaulting pole can't be out of shape, the tight effect of clamp of equipment will weaken or even disappear, there is certain potential safety hazard.
SUMMERY OF THE UTILITY MODEL
To the above situation, for overcoming prior art's defect, the utility model provides an earth connection dismouting device for transformer substation maintains, it is inconvenient that effectual solution now adds the string ground wire, has the problem of certain potential safety hazard.
In order to realize the purpose, the utility model comprises a protective frame, two groups of clamping devices which can move relatively are arranged below the protective frame;
the clamping device comprises a clamping plate, a first connecting rod is hinged to the upper portion of the clamping plate, the upper end of the first connecting rod is hinged and fixed to the protective frame, a second connecting rod parallel to the first connecting rod is arranged on the outer side of the first connecting rod, the lower end of the second connecting rod is hinged and fixed to the clamping plate, the upper end of the second connecting rod is hinged and fixed to the protective frame, and the first connecting rod, the second connecting rod and the clamping plate form a parallelogram structure.
Preferably, the clamping plate comprises a vertical plate and a horizontal plate, and the horizontal plate is hinged and fixed with the first connecting rod and the second connecting rod.
Preferably, a vertical contact plate is arranged on the inner side of the vertical plate, the outer side of the contact plate is hinged and fixed with the vertical plate, springs are fixedly connected to the front side and the rear side of the contact plate respectively, and the outer ends of the springs are fixedly connected with the vertical plate;
the outer side of the vertical plate is fixedly connected with wire lugs, each wire lug is connected with a cable, and the two cables are converged to form a main wire.
Preferably, the upper end of the second connecting rod is fixedly connected with a third connecting rod, the third connecting rod and the second connecting rod form an L-shaped structure, and the upper end of the third connecting rod is hinged with a fourth connecting rod;
a rectangular block which slides vertically is arranged in the protective frame, the upper end of the fourth connecting rod is hinged and fixed with the rectangular block, and the rectangular block slides vertically to form a swinging structure of the third connecting rod.
Preferably, the protective frame comprises a disc, two protective rings which are parallel to each other are arranged below the disc, and the disc is fixedly connected with the two protective rings through a plurality of protective rods which are uniformly distributed on the circumference.
Preferably, the disc is rotatably connected with a threaded rod, the lower end of the threaded rod is arranged below the disc and is in threaded connection with the rectangular block, and the threaded rod rotates to form a structure with the rectangular block sliding vertically.
Preferably, a plurality of guide rods are fixedly connected to the lower end of the disc, the lower end of each guide rod can slide to penetrate through the rectangular block and is arranged below the rectangular block, a tension spring is sleeved on the outer circumference of each guide rod, the upper end of each tension spring is fixedly connected with the disc, and the lower end of each tension spring is fixedly connected with the rectangular block.
Preferably, the upper end of the threaded rod penetrates through the disc and is arranged above the disc, and the upper end of the threaded rod is fixedly connected with an operating wheel.
The utility model discloses novel structure thinks about ingeniously, and easy operation is convenient, and the vertical slip through the rectangular block is accomplished the quick swing of clamp plate and is pressed from both sides tightly, and the potential safety hazard is not had, practices thrift a large amount of time, raises the efficiency.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.
In the drawings:
fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic diagram of the side-axis structure of the present invention.
Fig. 3 is the structure schematic diagram of the utility model after the protective frame is removed.
Fig. 4 is the schematic diagram of the swing structure of the clamping plate driven by the vertical sliding of the rectangular block.
Fig. 5 is a schematic view of the swing structure of the clamping plate of the present invention.
Fig. 6 is a schematic diagram of the structure of the swing shaft side of the clamping plate of the present invention.
Fig. 7 is a schematic view of the structure of the protection frame of the present invention.
Fig. 8 is the rear view of the clamping plate of the present invention after the vertical plate is partially cut open.
Detailed Description
The following describes the present invention in further detail with reference to fig. 1-8.
As shown in fig. 1-8, the utility model comprises a protective frame 1, two groups of clamping devices 2 which can move relatively are arranged below the protective frame 1;
the clamping device 2 comprises a clamping plate 3, a first connecting rod 4 is hinged above the clamping plate 3, the upper end of the first connecting rod 4 is hinged and fixed with the protective frame 1, a second connecting rod 5 parallel to the first connecting rod 4 is arranged on the outer side of the first connecting rod 4, the lower end of the second connecting rod 5 is hinged and fixed with the clamping plate 3, the upper end of the second connecting rod 5 is hinged and fixed with the protective frame 1, and the first connecting rod 4, the second connecting rod 5 and the clamping plate 3 form a parallelogram structure.
In the utility model, the protective frame 1 prevents the contact between the outside people and the equipment inside the protective frame 1, thereby playing the protective effect to a certain extent, and the clamping device clamps the copper sheet through the relative movement of the two clamping devices 2, thus playing the role of hanging the ground wire quickly;
first connecting rod 4, second connecting rod 5 and 3 three of pinch-off blades constitute parallelogram structure, and the pin joint of 4 upper ends of first connecting rod and 5 upper ends of second connecting rod is connected on same water flat line, can guarantee like this that pinch-off blades 3 are in the horizontally state always in the wobbling to can clip the copper sheet fast, and can not appear rocking the condition such as, can not appear damaging along with long-time use, avoid the production of potential safety hazard.
The clamping plate 3 comprises a vertical plate 7 and a horizontal plate 6, and the horizontal plate 6 is hinged and fixed with the first connecting rod 4 and the second connecting rod 5.
The utility model discloses in, vertical board 7 adopts the metal material preparation, can electrically conduct, and horizontal plate 6 adopts insulating material to make, can play the effect of protection to a certain extent like this, and at the 3 wobbling in-process of pinch-off blades, vertical board 7 is in vertical state always, makes things convenient for it to contact with the copper sheet and presss from both sides tightly.
A vertical contact plate 8 is arranged on the inner side of the vertical plate 7, the outer side of the contact plate 8 is hinged and fixed with the vertical plate 7, springs 9 are fixedly connected to the front side and the rear side of the contact plate 8 respectively, and the outer ends of the springs 9 are fixedly connected with the vertical plate 7;
the outer side of the vertical plate 7 is fixedly connected with wire lugs 10, each wire lug 10 is connected with a cable 11, and the two cables 11 are converged to form a main wire.
In the utility model, the contact plate 8 is contacted with the copper sheet, the contact plate 8 is hinged and fixed with the vertical plate 7, when the contact plate 8 is contacted with the copper sheet, the contact plate 8 can swing due to the hinging, and the contact is ensured to be more closely attached under the action of the spring 9;
the main line is connected to the ground, thereby functioning as a ground line.
The upper end of the second connecting rod 5 is fixedly connected with a third connecting rod 12, the third connecting rod 12 and the second connecting rod 5 form an L-shaped structure, and the upper end of the third connecting rod 12 is hinged with a fourth connecting rod 13;
a vertically sliding rectangular block 14 is arranged in the protection frame 1, the upper end of the fourth connecting rod 13 is hinged and fixed with the rectangular block 14, and the rectangular block 14 vertically slides to form a swinging structure of the third connecting rod 12.
The third connecting rod 12 and the second connecting rod 5 form an L-shaped structure, the two structures are integrated, the crank is not called, the middle part of the crank is hinged and fixed with the protective frame 1, when the rectangular block 14 vertically slides, the rectangular block 14 drives the third connecting rod 12 to swing through the fourth connecting rod 13, and the third connecting rod 12 and the second connecting rod 5 are integrated, so that the second connecting rod 5 swings, the clamping plate 3 swings, and the copper sheet is quickly contacted and clamped.
The protective frame 1 comprises a disc 15, two protective rings 16 which are parallel to each other are arranged below the disc 15, and the circular rings are fixedly connected with the two protectors through a plurality of protective rods 17 which are uniformly distributed on the circumference.
As shown in fig. 7, under the action of the protection rod 17, a hand of a person cannot enter the protection frame 1, so that a certain protection effect is achieved, and the protection frame 1 is made of an insulating material.
The disc 15 is rotatably connected with a threaded rod 18, the lower end of the threaded rod 18 is arranged below the disc 15 and is in threaded connection with the rectangular block 14, and the threaded rod 18 rotates to form a structure that the rectangular block 14 vertically slides.
The reinforcing block is fixed at the lower end of the disc 15, the threaded rod 18 is rotatably connected with the reinforcing block, the threaded rod 18 rotates to drive the rectangular block 14 to vertically slide, the threaded connection has a good self-locking effect, the stability of the rectangular block 14 is guaranteed, and in addition, a plug is fixed at the lowest end of the threaded rod 18, so that the rectangular block 14 and the threaded rod 18 are prevented from being separated due to misoperation.
The lower end of the disc 15 is fixedly connected with a plurality of guide rods 19, the lower ends of the guide rods 19 can slidably penetrate through the rectangular block 14 and are arranged below the rectangular block 14, tension springs 20 are sleeved on the outer circumferences of the guide rods 19, the upper ends of the tension springs 20 are fixedly connected with the disc 15, and the lower ends of the tension springs 20 are fixedly connected with the rectangular block 14.
The guide rod 19 plays a role in guiding, the fast vertical sliding property of the rectangle is guaranteed, when the rectangular block 14 slides downwards, the tension spring 20 is stretched, and the elastic potential energy is increased, so that the stability of the rectangular block 14 is increased to a certain extent, and the rectangular block 14 is prevented from shaking.
The upper end of the threaded rod 18 penetrates through the disc 15 and is arranged above the disc 15 and is fixedly connected with an operating wheel 21.
The upper end of the disc 15 is fixed with a protective sleeve, the upper end of the threaded rod 18 penetrates through the protective sleeve, and the operating wheel 21 is made of an insulating material, so that potential safety hazards are eliminated to a certain extent, and the safety of operators is improved.
The utility model discloses when making used, thereby make threaded rod 18 rotate through rotating operation wheel 21, accomplish the vertical slip of rectangular block 14, thereby the vertical slip of rectangular block 14 drives pinch-off blades 3 and swings as for the copper sheet contact and press from both sides tightly, accomplishes the operation of hanging the ground wire fast, and the difficult production of equipment warp, and is safe durable in the use.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A grounding wire dismounting device for transformer substation maintenance is characterized by comprising a protective frame (1), wherein two groups of clamping devices (2) capable of moving relatively are arranged below the protective frame (1);
clamping device (2) are including clamp plate (3), and clamp plate (3) top articulates there is first connecting rod (4), and first connecting rod (4) upper end is articulated fixed with protective frame (1), and first connecting rod (4) outside is equipped with second connecting rod (5) parallel with first connecting rod (4), and second connecting rod (5) lower extreme is articulated fixed with clamp plate (3), and second connecting rod (5) upper end is articulated fixed with protective frame (1), and first connecting rod (4), second connecting rod (5) and clamp plate (3) constitute parallelogram structure.
2. The grounding wire dismounting device for substation maintenance according to claim 1, characterized in that the clamping plate (3) comprises a vertical plate (7) and a horizontal plate (6), and the horizontal plate (6) is hinged and fixed with the first connecting rod (4) and the second connecting rod (5).
3. The grounding wire dismounting device for substation maintenance according to claim 2, characterized in that a vertical contact plate (8) is arranged on the inner side of the vertical plate (7), the outer side of the contact plate (8) is hinged and fixed with the vertical plate (7), springs (9) are respectively fixedly connected to the front side and the rear side of the contact plate (8), and the outer ends of the springs (9) are fixedly connected with the vertical plate (7);
the outer side of the vertical plate (7) is fixedly connected with wire lugs (10), each wire lug (10) is connected with a cable (11), and the two cables (11) are converged to form a main wire.
4. The grounding wire dismounting device for substation maintenance according to claim 1, characterized in that a third connecting rod (12) is fixedly connected to the upper end of the second connecting rod (5), the third connecting rod (12) and the second connecting rod (5) form an L-shaped structure, and a fourth connecting rod (13) is hinged to the upper end of the third connecting rod (12);
a vertically sliding rectangular block (14) is arranged in the protective frame (1), the upper end of the fourth connecting rod (13) is hinged and fixed with the rectangular block (14), and the rectangular block (14) vertically slides to form a swinging structure of the third connecting rod (12).
5. The grounding wire dismounting device for substation maintenance according to claim 1, characterized in that the protective frame (1) comprises a disc (15), two mutually parallel protective rings (16) are arranged below the disc (15), and the two protective rings (16) are fixedly connected through a plurality of circumferentially uniformly distributed protective rods (17).
6. The grounding wire dismounting device for substation maintenance according to claim 5, characterized in that the disc (15) is rotatably connected with a threaded rod (18), the lower end of the threaded rod (18) is arranged below the disc (15) and is in threaded connection with the rectangular block (14), and the threaded rod (18) rotates to form a structure that the rectangular block (14) vertically slides.
7. The grounding wire dismounting device for substation maintenance according to claim 5, characterized in that the lower end of the disc (15) is fixedly connected with a plurality of guide rods (19), the lower ends of the guide rods (19) are slidably arranged below the rectangular block (14) through the rectangular block (14), tension springs (20) are sleeved on the outer circumferences of the guide rods (19), the upper ends of the tension springs (20) are fixedly connected with the disc (15), and the lower ends of the tension springs (20) are fixedly connected with the rectangular block (14).
8. A grounding wire dismounting device for substation maintenance according to claim 6, characterized in that the upper end of said threaded rod (18) is placed through the disc (15) above the disc (15) and is fixedly connected with an operating wheel (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022759722.9U CN213692387U (en) | 2020-11-25 | 2020-11-25 | A earth connection dismouting device for transformer substation maintains |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022759722.9U CN213692387U (en) | 2020-11-25 | 2020-11-25 | A earth connection dismouting device for transformer substation maintains |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213692387U true CN213692387U (en) | 2021-07-13 |
Family
ID=76735719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022759722.9U Expired - Fee Related CN213692387U (en) | 2020-11-25 | 2020-11-25 | A earth connection dismouting device for transformer substation maintains |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213692387U (en) |
-
2020
- 2020-11-25 CN CN202022759722.9U patent/CN213692387U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210713 Termination date: 20211125 |
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| CF01 | Termination of patent right due to non-payment of annual fee |