CN218161159U - Transformer substation overhauls earth connection fastener - Google Patents

Abstract

The utility model discloses a transformer substation overhauls earth connection fastener, including the frame plate, the inboard of frame plate is rotated and is connected with the lead screw that runs through the frame plate, and the outside spiro union of lead screw has the clamp plate, and the front surface of frame plate has been seted up and has been inserted the solid groove, and the front surface of frame plate articulates there is the insulating rod, and the mounting groove has been seted up to one side of insulating rod, and the inboard fixed mounting of mounting groove has reset spring, and reset spring's one end fixedly connected with and the solid piece of inserting solid groove grafting. The utility model provides an insulating rod and frame rotate between the board and be connected, insert the firmware through the pulling, make its compression reset spring, realize inserting the one end of firmware and break away from the solid inslot portion of inserting that the frame board was seted up to the convenience is folded the insulating rod in one side of frame board, reduces the space that the fastener occupy, is convenient for accomodate and carry.

Description

Transformer substation overhauls earth connection fastener

Technical Field

The utility model belongs to the technical field of power equipment, concretely relates to transformer substation overhauls earth connection fastener.

Background

When the transformer substation carries out maintenance work of the main transformer, the secondary of the main transformer needs to be provided with a busbar grounding wire, namely a tongue-shaped clamping type grounding wire. The process of installing the grounding wire is not complicated, but because the outlet copper bar position of the main transformer secondary side is higher, the operating personnel must lift the grounding wire to a high place for installation. When the grounding wire is installed, an upper conductor of the tongue-shaped wire clamp of the grounding wire is tightly attached to the upper plane of the copper bar, and an operator rotates the insulating rod to clamp the lower conductor.

Chinese patent net application CN214505791U discloses a female row earth connection fastener for transformer fortune dimension, screw rod fixed mounting is at the top of insulating rod, screw rod threaded connection is on the lateral wall of U type frame below, sliding connection has the briquetting on the inside wall of U type frame, the screw rod is located the inboard one end of U type frame and rotates with the bottom of briquetting to be connected, sliding connection has the slide cartridge on the lateral wall of U type frame below, insert a section of thick bamboo and slide cartridge and be located the inboard top fixed connection of U type frame, equal swing joint has the fixture block on the inner wall of two sets of activity grooves, two sets of fixture blocks are located fixedly connected with first spring between the inside lateral wall of an inserted section of thick bamboo, canceling release mechanical system installs on the outer wall of slide cartridge. Although this utility model provides a transformer fortune dimension is with female earth connection fastener of arranging has and is convenient for with spacing and the U type frame inboard of copper bar, is convenient for with U type frame centre gripping on the copper bar, the advantage of saving time and manpower. However, the length that the insulating rod set up is comparatively fixed, leads to the space that occupies great, has caused the inconvenient problem of accomodating and carrying. Therefore, the grounding wire clamp for overhauling the transformer substation is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a transformer substation overhauls earth connection fastener to the length of proposing the insulating rod setting among the above-mentioned background art of solution is comparatively fixed, and the space that leads to occuping is great, has caused the inconvenient problem of accomodating and carrying.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a transformer substation overhauls earth connection fastener, includes the frame plate, the inboard of frame plate is rotated and is connected with the lead screw that runs through the frame plate, the outside spiro union of lead screw has the clamp plate, the solid groove of inserting has been seted up to the front surface of frame plate, just the front surface of frame plate articulates there is the insulating rod, the mounting groove has been seted up to one side of insulating rod, the inboard fixed mounting of mounting groove has reset spring, reset spring's one end fixedly connected with insert the solid piece of pegging graft in solid groove.

Preferably, one end of the insulating rod is fixedly connected with an insulating handle, and the outer side of the insulating handle is sleeved with a rubber sleeve.

Preferably, the upper surface of the frame plate is provided with a grounding wire hole, and the opposite surfaces of the frame plate and the pressing plate are provided with arc-shaped grooves.

Preferably, one end of the screw rod is connected with the frame plate through a bearing, and the other end of the screw rod is fixedly connected with an insulating rotating handle.

Preferably, the inner side of the frame plate is provided with a sliding chute, the inner side of the sliding chute is fixedly provided with a guide fixing rod, and the outer side of the guide fixing rod is sleeved with a sliding block connected with the pressing plate.

Preferably, the upper surface and the lower surface of the inner cavity of the sliding groove are provided with rolling grooves, the upper surface and the lower surface of the sliding block are provided with accommodating grooves, and balls in rolling connection with the rolling grooves are arranged in the accommodating grooves.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model provides an insulating rod and frame plate between rotate and be connected, insert the firmware through the pulling, make its compression reset spring, realize that the one end of inserting the firmware breaks away from the solid inslot portion of inserting that the frame plate was seted up to the convenience is folded the insulating rod in one side of frame plate, reduces the space that the fastener occupy, is convenient for accomodate and carry.

2. The utility model provides a between clamp plate and the frame plate, adopt slider, spout and direction dead lever swing joint, strengthen the stability that the clamp plate removed to be provided with the ball between slider and the frame plate, can avoid the friction between slider and the frame plate, improve the smoothness nature that the clamp plate removed.

Drawings

Fig. 1 is a perspective view of the present invention;

fig. 2 is a schematic top view of the connection between the frame plate and the insulating rod of the present invention;

fig. 3 is a rear view structural diagram of the connection between the pressing plate and the frame plate of the present invention;

in the figure: 1. insulating rotating handles; 2. a ground wire hole; 3. a frame plate; 4. an insulating rod; 5. a rubber sleeve; 6. an insulated handle; 7. mounting grooves; 8. pressing a plate; 9. a screw rod; 10. an arc-shaped slot; 11. a return spring; 12. inserting a firmware; 13. inserting and fixing the groove; 14. a chute; 15. a slider; 16. rolling a groove; 17. accommodating grooves; 18. a guide fixing rod; 19. and a ball.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

The first embodiment is as follows:

referring to fig. 1 to 3, the present invention provides a technical solution: the utility model provides a transformer substation overhauls earth connection fastener, including frame plate 3, the inboard of frame plate 3 is rotated and is connected with the lead screw 9 that runs through frame plate 3, the outside spiro union of lead screw 9 has clamp plate 8, gu inserting groove 13 has been seted up to the front surface of frame plate 3, and the front surface of frame plate 3 articulates there is insulating stick 4, mounting groove 7 has been seted up to one side of insulating stick 4, the inboard fixed mounting of mounting groove 7 has reset spring 11, gu inserting 12 of 13 grafting of the one end fixedly connected with of reset spring 11 and gu inserting groove, insulating handle 6 of the one end fixedly connected with of insulating stick 4, rubber sleeve 5 has been cup jointed in the outside of insulating handle 6, earth wire hole 2 has been seted up to the upper surface of frame plate 3, and arc wall 10 has all been seted up to the opposite face of frame plate 3 and clamp plate 8, be connected through the bearing between the one end of lead screw 9 and the frame plate 3, and the insulating commentaries on classics of the other end fixedly connected with of lead screw 9 handle 1.

As can be seen from the above description, the present invention has the following advantages: rotate between insulating rod 4 and the frame board 3 and be connected, insert firmware 12 through the pulling, make its compression reset spring 11, realize that the one end of inserting firmware 12 breaks away from inside the solid groove 13 of inserting that frame board 3 was seted up to the convenience is folded insulating rod 4 in one side of frame board 3, reduces the space that the fastener occupy, is convenient for accomodate and carry.

Example two:

referring to fig. 1-3, based on the first embodiment, the present invention provides a technical solution: sliding chute 14 has been seted up to the inboard of frame plate 3, and sliding chute 14's inboard fixed mounting has direction dead lever 18, and the slider 15 of being connected with clamp plate 8 has been cup jointed in the outside of direction dead lever 18, and rolling groove 16 has all been seted up to the upper and lower surface of sliding chute 14's inner chamber, and holding tank 17 has all been seted up to the upper and lower surface of slider 15, and holding tank 17's inside is provided with the ball 19 with 16 roll connections of rolling groove.

The utility model provides a between clamp plate 8 and the frame plate 3, adopt slider 15, spout 14 and the 18 swing joint of dead lever that leads, strengthen the stability that clamp plate 8 removed to be provided with ball 19 between slider 15 and the frame plate 3, can avoid the friction between slider 15 and the frame plate 3, improve the smoothness nature that clamp plate 8 removed.

The utility model discloses a theory of operation and use flow:

during the use, at first with frame plate 3, 8 cards of clamp plate on the copper wire row, then rotate insulating commentaries on classics 1, drive the lead screw 9 that is connected rather than and rotate, the clamp plate 8 cooperation frame plate 3 clamping copper wire row in the drive outside, the slider 15 that is connected with clamp plate 8 this moment slides in the inside of spout 14, ball 19 takes place to roll, avoid the friction, wear to establish the earth connection through the inside at earth connection hole 2, can be used to introduce the underground with the electric current that unexpected appearance on equipment or the circuit, in order to avoid relevant personnel to electrocute. When the insulating rod 4 needs to be folded, the inserting and fixing piece 12 is pulled to compress the return spring 11, one end of the inserting and fixing piece 12 is separated from the inside of the inserting and fixing groove 13 formed in the frame plate 3, and then the insulating rod 4 is folded on one side of the frame plate 3.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of another identical element in a process, method, article, or apparatus that comprises the element.

The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent replacements made by those of ordinary skill in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.

Claims (6)

1. The utility model provides a transformer substation overhauls earth clamp, includes frame plate (3), its characterized in that: the inboard of frame board (3) is rotated and is connected with lead screw (9) that run through frame board (3), the outside spiro union of lead screw (9) has clamp plate (8), solid groove (13) have been seted up to the front surface of frame board (3), just the front surface of frame board (3) articulates there is insulating rod (4), mounting groove (7) have been seted up to one side of insulating rod (4), the inboard fixed mounting of mounting groove (7) has reset spring (11), the one end fixedly connected with of reset spring (11) with insert solid piece (12) of pegging graft in solid groove (13).

2. The substation maintenance ground wire clamp according to claim 1, characterized in that: one end of the insulating rod (4) is fixedly connected with an insulating handle (6), and the outer side of the insulating handle (6) is sleeved with a rubber sleeve (5).

3. The substation maintenance ground wire clamp according to claim 1, characterized in that: the upper surface of the frame plate (3) is provided with a grounding wire hole (2), and the opposite surfaces of the frame plate (3) and the pressing plate (8) are provided with arc-shaped grooves (10).

4. The substation maintenance ground wire clamp according to claim 1, characterized in that: one end of the screw rod (9) is connected with the frame plate (3) through a bearing, and the other end of the screw rod (9) is fixedly connected with an insulating rotating handle (1).

5. A transformer substation overhauls earth clamp of claim 3 characterized in that: the inner side of the frame plate (3) is provided with a sliding groove (14), the inner side of the sliding groove (14) is fixedly provided with a guide fixing rod (18), and the outer side of the guide fixing rod (18) is sleeved with a sliding block (15) connected with the pressing plate (8).

6. A substation overhaul ground wire clamp according to claim 5, characterized in that: the upper and lower surfaces of the inner cavity of the sliding groove (14) are provided with rolling grooves (16), the upper and lower surfaces of the sliding block (15) are provided with accommodating grooves (17), and balls (19) in rolling connection with the rolling grooves (16) are arranged in the accommodating grooves (17).

Images