CN221226593U - Bypass short circuit drainage device for uninterrupted maintenance of power equipment - Google Patents

Abstract

The utility model provides a bypass short circuit drainage device for uninterrupted maintenance of power equipment, which comprises two drainage clamps and a drainage wire connected between the two drainage clamps, wherein the two drainage clamps comprise a fixed hook and two elastic contact pieces, the two elastic contact pieces are symmetrically arranged on two opposite inner side walls of the fixed hook, one ends of the two elastic contact pieces are respectively connected with the side walls of the two sides of the opening of the fixed hook, the other ends of the two elastic contact pieces respectively extend towards the bottom direction of the fixed hook along the opening of the fixed hook, the middle parts of the two elastic contact pieces respectively bend and bulge towards the center direction of the fixed hook and are mutually closed to form an elastic clamping channel, and the two drainage clamps clamp the wire through the elastic deformation acting force of the elastic contact pieces, so that the fixed hook can rapidly clamp the wire at the two ends of a heating point of the power equipment.

Description

Bypass short circuit drainage device for uninterrupted maintenance of power equipment

Technical Field

The utility model relates to the technical field of circuit short circuit drainage, in particular to a bypass short circuit drainage device for uninterrupted maintenance of power equipment.

Background

In the long-term operation process of the power equipment, the connection parts such as the strain clamp, the anchor ear, the lead clamp and the like of the lead can generate heat due to various reasons, and the heat generation of the parts is the biggest obstacle affecting the electric energy transmission. If the heating of the connection part is not timely processed, any continuous heating can cause wire blowing caused by overhigh temperature of the heating part, and a large-area power failure accident is caused, and consequently, the heating part cannot be measured, so that the heating part needs to be timely processed, corresponding power equipment needs to be powered off when the heating part is processed, the power supply reliability is greatly reduced, and in the case of processing the heating part without power failure, a bypass needs to be established on the wires at two ends of the heating part for drainage.

The existing drainage device generally adopts a movable clamping plate mode to clamp and drain on leads at two ends of a heating part, for example, the patent application number is CN202211389615.9, and the disclosed special device for electrified treatment of the heating defect of the drainage wire joint is characterized in that two wire clamp bodies are connected through a drainage wire, a fixed block and a wire groove are respectively arranged on the two wire clamp bodies, a threaded rod is installed on the fixed block in a threaded manner, a clamping block is rotatably installed at one end, close to the wire groove, of the threaded rod, and the threaded rod on the two wire clamp bodies is rotated to clamp the leads at two ends of the heating part through the clamping block top and the wire groove respectively, so that drainage is performed; for another example, the authorized bulletin number is CN208423591U, and the disclosed live short circuit shunt device for power transformation equipment is characterized in that a drainage wire is connected between two clamps, a fixed clamping plate is arranged at the upper end of a fixing seat of the clamp, a movable clamping plate is arranged at the lower end of the fixing seat, a screw is arranged in the fixing seat, the movable clamping plate is in threaded connection with the screw through a nut, the movable clamping plate is driven by the rotating screw to slide up and down along the fixing seat, and the movable clamping plate and the fixed clamping plate are clamped on a heat release joint to conduct drainage.

Foretell drainage device is in the use, all need promote clamp splice or splint to carry out the centre gripping to the wire at exothermic position both ends through manual rotation screw rod, need rotate many times moreover, just can press from both sides tight wire, consequently, this kind of clamping mode is very inconvenient, and when the centre gripping, if the screw rod is rotatory not in place, be hard up easily between clamp splice or splint and the wire, can make virtual joint between anchor clamps and the wire, there is certain potential safety hazard, in addition, foretell drainage device is when dismantling, also need rotate the screw rod many times just can separate anchor clamps and wire, it is very inconvenient, influence maintenance efficiency.

Disclosure of Invention

In view of the above, it is necessary to provide a bypass short circuit drainage device for uninterrupted maintenance of electric power equipment, which can clamp wires at two ends of a heating part conveniently and disassemble conveniently.

The utility model provides a power equipment does not have a power failure and overhauls and use bypass short circuit drainage device, includes two drainage anchor clamps and connects the drainage line between two drainage anchor clamps, the drainage anchor clamps is including fixed couple and elastic contact piece, elastic contact piece is two, the symmetry sets up on two inside walls that fixed couple is relative, one of them one end of two elastic contact pieces is connected with the lateral wall of the opening part both sides of fixed couple respectively, the other end is the free end, extend to the bottom direction of fixed couple along the opening part of fixed couple respectively, and the middle part of two elastic contact pieces is buckling the protrusion to the central direction of fixed couple respectively, draw close to each other, form elastic clamping channel, two the drainage anchor clamps utilize elastic clamping channel to be held respectively on the wire at power equipment heating point both ends, two tip of drainage line are connected respectively on the lateral wall of the fixed couple of two drainage anchor clamps for carry out the short circuit drainage to the wire at power equipment heating point both ends.

Preferably, an elastic pressing plate is respectively arranged between two opposite inner side walls of the fixed hook and two elastic contact pieces, one ends of the two elastic pressing plates are respectively connected with the inner side walls of the fixed hook, the other ends of the two elastic pressing plates are respectively bent towards the central direction of the fixed hook and respectively propped against the back parts of the two elastic contact pieces, so that the elastic contact pieces are extruded towards the central direction of the fixed hook, and the elastic contact pieces are assisted to contract the clamping channel.

Preferably, a soft connecting wire connected with the drainage wire is further arranged on the outer side wall of the fixed hook, and two ends of the soft connecting wire respectively penetrate through the fixed hook to be connected with the two elastic contact pieces.

Preferably, the clamping surfaces of the two elastic contact pieces are respectively provided with a plurality of raised contacts.

Preferably, an insulating rod is arranged on one side of the opening of the fixed hook.

According to the technical scheme, the utility model provides the bypass short circuit drainage device for uninterrupted maintenance of the power equipment, which has the beneficial effects that compared with the prior art: including two drainage anchor clamps and connect the drainage line between two drainage anchor clamps, the drainage anchor clamps are including fixed couple and elastic contact piece, the elastic contact piece is two, the symmetry sets up on two inside walls that fixed couple is relative, one of them one end of two elastic contact pieces is connected with the lateral wall at the opening part both sides of fixed couple respectively, the other end extends to the bottom direction of fixed couple along the opening part of fixed couple, and the middle part of two elastic contact pieces is the protrusion of buckling to the central direction of fixed couple respectively, draw close each other, form elastic clamping channel, two the drainage anchor clamps utilize elastic clamping channel respectively can the centre gripping on the wire at power equipment heating point both ends, carry out the short circuit drainage to the wire at power equipment heating point both ends through the drainage line, carry out the centre gripping to the wire through the effort of two elastic contact piece elastic deformation, make on the wire at fixed couple can the quick centre gripping power equipment heating point both ends, and when dismantling fixed couple, also very convenient, improved maintenance efficiency.

Drawings

FIG. 1 is a schematic diagram of the structure of the utility model.

Fig. 2 is a schematic structural view of the drainage fixture.

In the figure: the drainage fixture 10, the drainage wire 20, the fixed hook 101, the elastic contact 102, the clamping channel 103, the elastic pressing plate 104, the soft connecting wire 105, the contact 106, the insulating rod 107 and the connecting terminal 108.

Detailed Description

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Referring to fig. 1, an embodiment of the present utility model provides a bypass short circuit drainage device for uninterrupted maintenance of an electrical device, including two drainage clamps 10 and a drainage wire 20 connected between the two drainage clamps 10, where the two drainage clamps 10 include a fixed hook 101 and two elastic contacts 102, the two elastic contacts 102 are symmetrically disposed on two opposite inner side walls of the fixed hook 101, one ends of the two elastic contacts 102 are respectively connected with two side walls of the two sides of the opening of the fixed hook 101, the other ends are free ends, extend along the opening of the fixed hook 101 toward the bottom of the fixed hook 101, and the middle parts of the two elastic contacts 102 are respectively bent and protruded toward the center of the fixed hook 101, and are close to each other to form an elastic clamping channel 103, the two drainage clamps 10 can be respectively clamped on wires at two ends of a heating point of the electrical device by using the elastic clamping channels 103, and the two ends of the drainage wire 20 are respectively connected on the outer side walls of the fixed hook 101 of the two drainage clamps 10, so as to short circuit the wires at two ends of the heating point of the electrical device.

Specifically, the fixed couple 101 is U-shaped metal couple, the elastic contact piece 102 is two copper sheets that the symmetry set up, install on the inside wall of fixed couple 101, the one end of two copper sheets is connected with the inside wall of the opening part both sides of fixed couple 101 respectively, and near the opening part of fixed couple 101, the other end extends to the bottom direction of fixed couple 101 along the inside wall of fixed couple 101, two copper sheets are arc structure, the middle part of copper sheet is the centre direction bending bulge to fixed couple 101 respectively, draw close each other, the copper sheet has elastic force, form elastic clamping channel 103 between two copper sheets, be used for the centre gripping wire, two drainage anchor clamps 10 structure are the same, two tip of drainage line 20 are connected respectively on the lateral wall of fixed couple 101 of two drainage anchor clamps 10, when using, the opening end of two fixed couple 101 is down, the wire at power equipment heating point both ends of hanging respectively, when hanging, the open end of fixed couple 101 pulls the wire towards the wire, make the wire card in the centre gripping channel 103 that two forms, can produce the copper sheet extrusion back to the centre gripping copper sheet of wire, the copper sheet that makes the copper sheet that receives the wire can produce, draw close to each other, the wire in the opposite direction, the wire is drawn down the wire is fixed couple 101, the opposite direction deformation is carried out the wire 101 when the fixed couple 101 is fixed to the wire, the fixed wire is fixed to the opposite direction, and the wire is fixed wire is drawn down to the opposite direction to the wire, and the wire is fixed wire in the opposite direction 101, and the opposite direction, and the wire is connected to the wire opposite direction to the wire is fixed to the wire and the wire through the fixed couple 101 when the wire is fixed.

Referring to fig. 2, further, an elastic pressing plate 104 is disposed between two opposite inner side walls of the fixed hook 101 and two elastic contact pieces 102, one ends of the two elastic pressing plates 104 are respectively connected with the inner side walls of the fixed hook 101, the other ends of the two elastic pressing plates 104 are respectively bent towards the center direction of the fixed hook 101 and respectively abut against the centers of the backs of the two elastic contact pieces 102, the elastic pressing plates 104 are flexible steel plates, the middle parts of the elastic contact pieces 102 can be pressed towards the center direction of the fixed hook 101, the elastic contact pieces 102 are assisted to contract the clamping channels 103, after wires at two ends of a heating point of an electric device are clamped into the clamping channels 103, the elastic pressing plates 104 can provide supporting force for the elastic contact pieces 102, so that the elastic contact pieces 102 are tightly pressed on the side walls of the wires, and the adhesion force between the elastic contact pieces 102 and the wires is increased.

With continued reference to fig. 2, further, a plurality of raised contacts 106 are respectively disposed on the clamping surfaces of the two elastic contact plates 102 contacting the wires, and the contacts 106 can increase the friction between the elastic contact plates 102 and the wires, so that the elastic contact plates 102 are tightly combined with the wires, and the electrical conductivity is increased.

Referring to fig. 1 or fig. 2, further, in order to make the elastic contact 102 and the drainage wire 20 have good electrical conductivity, a flexible connection wire 105 is further disposed on the outer sidewall of the fixed hook 101, the flexible connection wire 105 is a copper braid flexible connection wire, the flexible connection wire 105 is wound on the outer sidewall of the fixed hook 101, connection terminals 108 are disposed on the outer sidewall of the fixed hook 101, two ends of the flexible connection wire 105 are respectively connected with the end portions of the two elastic contact 102, the middle portion of the flexible connection wire 105 is connected with the end portions of the drainage wire 20 through the connection terminals, and the two elastic contact 102 are connected with the drainage wire 20 in parallel through the flexible connection wire 105, so as to increase electrical conductivity.

Referring to fig. 1, further, in order to facilitate the fixing hook 101 to perform clamping and dismounting, an insulating rod 107 is disposed on one side of the opening of the fixing hook 101, the fixing hook 101 is located at the top of the insulating rod 107, and the insulating rod 107 extends along the opening direction of the fixing hook 101.

When the device is specifically used, the opening ends of the two fixed hooks 101 are respectively hung downwards on the leads at the two ends of the heating point of the power equipment, when the device is hung, the handheld insulating rod 107 pulls the opening ends of the fixed hooks 101 towards the leads forcibly, so that the leads are clamped into the clamping channels 103 formed by the two copper sheets, the copper sheets are extruded by the leads and then deform to shrink towards the two sides of the fixed hooks 101, the leads completely enter the clamping channels 103, the copper sheets are always clung to the two sides of the leads by utilizing the deformation acting force of the copper sheets, the leads are clamped in the fixed hooks 101, the current on the leads at the two ends of the heating point of the power equipment is short-circuited and drained through the drainage lines 20 connected between the two fixed hooks 101, and when the device is detached, the fixed hooks 101 are reversely pushed towards the leads, so that the fixed hooks 101 are separated from the leads. The device clamps the wire through the effort of two elastic contact 102 elastic deformation, makes on the wire that fixed couple 101 can the quick centre gripping power equipment heating point both ends to when dismantling, also very convenient, improved maintenance efficiency.

The foregoing disclosure is illustrative of the preferred embodiments of the present utility model, and is not to be construed as limiting the scope of the utility model, as it is understood by those skilled in the art that all or part of the above-described embodiments may be practiced with equivalents thereof, which fall within the scope of the utility model as defined by the appended claims.

Claims (5)

1. The utility model provides a power equipment does not have a power failure and overhauls with bypass short circuit drainage device, includes two drainage anchor clamps and connects the drainage line between two drainage anchor clamps, its characterized in that: the drainage clamp comprises two fixed hooks and two elastic contact pieces, wherein the two elastic contact pieces are symmetrically arranged on two opposite inner side walls of the fixed hooks, one ends of the two elastic contact pieces are respectively connected with the side walls of the two sides of the opening of the fixed hooks, the other ends of the two elastic contact pieces are free ends, the two ends of the two elastic contact pieces extend to the bottom direction of the fixed hooks along the opening of the fixed hooks, the middle parts of the two elastic contact pieces are respectively bent and protruded towards the center direction of the fixed hooks and are close to each other to form an elastic clamping channel, the two drainage clamps can clamp wires at two ends of heating points of the power equipment by utilizing the elastic clamping channels, and the two ends of the drainage wire are respectively connected to the outer side walls of the fixed hooks of the two drainage clamps and are used for conducting short-circuit drainage to the wires at two ends of the heating points of the power equipment.

2. The bypass short circuit drainage device for uninterrupted power equipment overhaul as claimed in claim 1, wherein: elastic pressing plates are respectively arranged between the two opposite inner side walls of the fixed hook and the two elastic contact pieces, one ends of the two elastic pressing plates are respectively connected with the inner side walls of the fixed hook, the other ends of the two elastic pressing plates are respectively bent towards the central direction of the fixed hook and respectively abut against the back parts of the two elastic contact pieces so as to extrude the elastic contact pieces towards the central direction of the fixed hook, and the elastic contact pieces are assisted to contract the clamping channels.

3. The bypass short circuit drainage device for uninterrupted power equipment overhaul as claimed in claim 2, wherein: the outer side wall of the fixed hook is also provided with a soft connecting wire connected with the drainage wire, and two ends of the soft connecting wire respectively penetrate through the fixed hook to be connected with the two elastic contact pieces.

4. The bypass short circuit drainage device for uninterrupted power overhaul of electric equipment according to claim 3, wherein: and a plurality of raised contacts are respectively arranged on the clamping surfaces of the two elastic contact pieces.

5. The bypass short circuit drainage device for uninterrupted power overhaul of electric equipment as claimed in claim 4, wherein: an insulating rod is arranged on one side of the opening of the fixed hook.