CN219925953U - Low-voltage ceramic protective tube dismounting tool - Google Patents

Abstract

The utility model provides a low-voltage ceramic safety tube disassembling tool which is used for taking out a safety tube from two elastic metal clamping plates. The technical problems that the appearance of the protective tube is possibly damaged and the internal fusing structure of the protective tube is broken are solved, the risk of electric shock is avoided by adopting a special tool made of insulating materials, the safety of operators is improved, and the protective tube can be taken out by pressing and pulling the protective tube, so that the disassembly efficiency is improved, and the labor is saved.

Description

Low-voltage ceramic protective tube dismounting tool

Technical Field

The utility model relates to the technical field of electric power dismounting tools, in particular to a low-voltage ceramic safety tube dismounting tool.

Background

The low-voltage ceramic fuse tube can effectively avoid metal splashing caused by melting of the fuse, so that the low-voltage ceramic fuse tube is widely applied in industry, as shown in figure 1. When overhauling, the disassembly of the low-voltage ceramic safety tube is an indispensable ring in the safety measure.

The low-voltage ceramic protective tube dismounting method widely used at present is that operators wear insulating gloves, and a straight screwdriver is used for prying the protective tube out of an elastic metal clamping plate so as to finish dismounting. Because the insulating glove is harder in texture, the straight screwdriver does not belong to specialized tool either, and some special low-voltage ceramic insurance pipes need to be disassembled in an electrified way, so that certain electric shock risks exist when the low-voltage ceramic insurance pipes are disassembled, and the disassembled insurance pipes are easy to drop, so that the appearance of the insurance pipes can be damaged, and the internal fusing structure of the insurance pipes can be broken.

Disclosure of Invention

Aiming at the defects existing in the prior art, the utility model provides a low-voltage ceramic protective tube dismounting tool, which solves the problems that the existing dismounting mode in the prior art has a certain electric shock risk when the low-voltage ceramic protective tube is dismounted, the dismounted protective tube is easy to fall off, and the appearance of the protective tube and the internal fusing structure of the protective tube are possibly damaged.

According to the technical scheme of the utility model, the low-voltage ceramic safety tube disassembling tool is used for taking out a safety tube from two elastic metal clamping plates and comprises a handle made of insulating materials, two supporting plates and clamping pieces, wherein the supporting plates are fixedly connected to two ends of the handle, the end parts, far away from the handle, of the supporting plates are fixedly connected with supporting pieces, the supporting pieces are used for supporting the clamping plates at two ends of the safety tube, a vertical connecting shaft is arranged between the supporting plates, and the clamping pieces are arranged on the connecting shaft and are used for clamping the middle part of the safety tube.

Further, the connecting shaft is fixedly installed on the supporting plate.

Further, two ends of the connecting shaft are respectively connected with the corresponding supporting plates in a sliding manner.

Furthermore, a chute with a convex section is formed in the supporting plate, and cams matched with the chute are rotatably connected to the two ends of the connecting shaft.

Further, the opening piece is a U-shaped groove body, and the opening of the groove body is outwards arranged.

Furthermore, the opening member and the supporting plate are integrally formed, and a vertical groove for accommodating the end part of the protective tube is formed at the end part of the supporting plate.

Further, the clamping piece is fixedly connected to the middle position of the connecting shaft.

Still further, the holder rotates to be connected on the connecting axle, the lower part of connecting axle is provided with the external screw thread, threaded connection has the sleeve on the connecting axle, the sleeve is located the below of holder.

Further, a rubber ring is fixedly sleeved on the handle.

Furthermore, the handle, the two support plates and the clamping piece are made of polyethylene materials.

The technical principle of the utility model is as follows: the handle is held by an operator, the clamping piece is pinched by an index finger and a female finger to find the clamping piece, the opening piece on the connecting plate leans against the clamping plates at the two ends of the safety tube, the middle part of the safety tube is clamped by the clamping piece by loosening fingers, then the handle is pushed by force, the elastic clamping plates at the two ends of the safety tube are opened by the opening piece, after the safety tube is loosened by the clamping plates, the safety tube is finally taken out by a tool, the safety tube cannot fall off due to the action of the clamping piece, the safety tube is prevented from being damaged, the risk of electric shock is avoided due to the adoption of a special tool made of insulating materials, the safety of the operator is improved, and the safety tube can be taken out by one clamp, one press and one pull after the tool is skilled, so that the dismounting efficiency can be improved, and the safety tube is more labor-saving.

Compared with the prior art, the utility model has the following beneficial effects: the safety tube is still clamped on the tool by adopting the clamp, the push button and the pull button, the safety tube is still clamped on the tool, the problem that the existing disassembly mode has a certain electric shock risk when the low-voltage ceramic safety tube is disassembled, the disassembled safety tube is easy to drop, the appearance of the safety tube is possibly damaged, the technical problem of breaking the internal fusing structure of the safety tube is solved, the special tool made of insulating materials is generated, the electric shock risk is avoided, the safety of operators is improved, and the safety tube can be taken out by the clamp, the push button and the pull button after the tool is skillful, so that the disassembly efficiency can be improved, and the technical effect of saving labor is improved.

Drawings

Fig. 1 is a schematic view of a front view of a present installation state of a protective tube.

Fig. 2 is a schematic diagram of a front view structure according to an embodiment of the present utility model.

FIG. 3 is a schematic view of the structure of FIG. 2, cut A-A.

In the above figures: the safety tube 1, the clamping plate 2, the handle 3, the rubber ring 31, the supporting plate 4, the spreader 41, the chute 42, the connecting shaft 43, the cam 44, the sleeve 45 and the clamping piece 5.

Detailed Description

The technical scheme of the utility model is further described below with reference to the accompanying drawings and examples.

As shown in fig. 2 and 3, the embodiment of the utility model provides a low-voltage ceramic safety tube disassembling tool, which is used for taking out a safety tube 1 from two elastic metal clamping plates 2, and as shown in fig. 1, the tool comprises a handle 3 made of an insulating material, two support plates 4 and clamping pieces 5, wherein the support plates 4 are fixedly connected to two ends of the handle 3, the end parts, far away from the handle 3, of the support plates 4 are fixedly connected with opening pieces 41, the opening pieces 41 are used for opening the clamping plates 2 at two ends of the safety tube 1, vertical connecting shafts 43 are arranged between the support plates 4, and the clamping pieces 5 are arranged on the connecting shafts 43 and are used for clamping the middle part of the safety tube 1.

The operation steps of this embodiment are: the operating personnel holds the handle 3, pinch the grip 5 with index finger and thumb to make the grip 5 open, lean on the clamp plate 2 department at insurance tube 1 both ends with the strut 41 on the connecting plate, loosen the finger and press from both sides tight with the middle part of insurance tube 1 with grip 5, then push the handle 3 with force, make strut 41 strut insurance tube 1 both ends have elastic clamp plate 2, after the insurance tube 1 is released to clamp plate 2, finally take out insurance tube 1 with the instrument, owing to the effect of grip 5, insurance tube 1 can not drop, insurance tube 1 damage has been avoided, owing to adopted the specialized tool of insulating material preparation, the risk of electric shock has been avoided, the security of operating personnel has been improved, this instrument is after proficiency, one clamp, one press, one pull, alright take out insurance tube 1, thereby can improve dismantlement efficiency, more laborsaving.

In another embodiment, the connecting shaft 43 is fixedly mounted on the supporting plate 4, and the connecting shaft 43 is fixedly mounted with the supporting plate 4, so that the durability of the tool is improved for a type of safety tube 1.

In another embodiment, as shown in fig. 2, two ends of the connecting shaft 43 are respectively connected with the corresponding supporting plates 4 in a sliding manner, the connecting shaft 43 is connected with the supporting plates 4 in a sliding manner, when the clamping piece 5 is used for clamping the safety tube 1, the fingers pinching the clamping piece 5 can be used for pushing the connecting shaft 43 to slide towards the safety tube 1, so that the clamping piece 5 is easier to clamp the safety tube 1, and after the handle 3 is pressed, the clamping piece 5 can be pulled towards the direction of the handle 3 by hands, so that the safety tube 1 is easier to remove.

As shown in fig. 2 and 3, in this embodiment, the support plate 4 is provided with a chute 42 with a convex cross section, two ends of the connecting shaft 43 are rotatably connected with cams 44 matched with the chute 42, and when the connecting shaft 43 slides, the cams 44 rotate under the action of friction force, so that an operator pushes the connecting shaft 43 to slide more effort-saving, and fatigue is reduced.

In another embodiment, as shown in fig. 2 and 3, the spreader 41 is a U-shaped groove, the opening of the groove is disposed outwards, and the groove is detachably and fixedly installed at the end of the supporting plate 4 by using a screw, so as to be convenient for replacing the used groove.

In another embodiment, as shown in fig. 2 and 3, the spreader 41 is integrally formed with the support plate 4, and a vertical groove for accommodating the end of the safety tube 1 is formed at the end of the support plate 4, so that the tool is convenient to manufacture and low in cost.

In another embodiment, as shown in fig. 2, the clamping member 5 is fixedly connected to the middle portion of the connecting shaft 43, and the clamping member 5 is fixed to the connecting shaft 43, so that an operator can align the safety tube 1 and clamp the safety tube 1 to the clamping member 5.

In another embodiment, as shown in fig. 2, the clamping member 5 is rotatably connected to the connecting shaft 43, an external thread is provided at the lower part of the connecting shaft 43, a sleeve 45 is screwed on the connecting shaft 43, and the sleeve 45 is located below the clamping member 5. The sleeve 45 is rotated, so that the position of the clamping piece 5 leaning against the sleeve 45 on the connecting shaft 43 can be adjusted, and different operators can conveniently use the device. The clamping piece 5 is rotationally connected to the connecting shaft 43, so that the clamping piece 5 can be rotated in a narrow space to incline and clamp the safety tube 1, the application range is wider, and the use is more convenient.

In another embodiment, as shown in fig. 2, a rubber ring 31 is fixedly sleeved on the handle 3. The operator can conveniently hold the handle 3, and the labor is saved.

The handle 3, the two support plates 4 and the clamping piece 5 are made of polyethylene materials. The clip 5 may be a plastic clip or a wooden clip.

Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.

Claims (10)

1. The utility model provides a low pressure pottery protective tube extracting tool for take out the protective tube from two elastic metal splint, its characterized in that: including the handle, two backup pads and the holder that the material is insulating material, backup pad fixed connection is at the both ends of handle, the tip fixedly connected with that the handle was kept away from to the backup pad struts the piece, it is used for propping up the splint at protective tube both ends to prop up the piece, be provided with vertical connecting axle between the backup pad, the holder is installed on the connecting axle for press from both sides the middle part of tight protective tube.

2. A low pressure ceramic fuse remover according to claim 1, wherein: the connecting shaft is fixedly arranged on the supporting plate.

3. A low pressure ceramic fuse remover according to claim 1, wherein: and two ends of the connecting shaft are respectively connected with the corresponding supporting plates in a sliding way.

4. A low pressure ceramic fuse remover according to claim 3, wherein: the support plate is provided with a chute with a convex section, and two ends of the connecting shaft are rotatably connected with cams matched with the chute.

5. A low pressure ceramic fuse remover according to claim 1, wherein: the opening piece is a U-shaped groove body, and the opening of the groove body is outwards arranged.

6. A low pressure ceramic fuse remover according to claim 1, wherein: the opening part and the supporting plate are integrally formed, and a vertical groove for accommodating the end part of the safety tube is formed in the end part of the supporting plate.

7. A low pressure ceramic fuse remover according to claim 1, wherein: the clamping piece is fixedly connected to the middle position of the connecting shaft.

8. A low pressure ceramic fuse remover according to claim 1, wherein: the clamping piece is rotationally connected to the connecting shaft, external threads are arranged on the lower portion of the connecting shaft, a sleeve is connected to the connecting shaft in a threaded mode, and the sleeve is located below the clamping piece.

9. A low pressure ceramic fuse remover according to claim 1, wherein: the handle is fixedly sleeved with a rubber ring.

10. A low pressure ceramic fuse remover according to claim 1, wherein: the handle, the two support plates and the clamping piece are made of polyethylene materials.