CN215813036U

CN215813036U - Insulation resistance tester with protector

Info

Publication number: CN215813036U
Application number: CN202121925082.2U
Authority: CN
Inventors: 覃巨浪; 胡靖扬; 门珊珊; 王永明
Original assignee: Baoding Chi Ming Electric Co ltd
Current assignee: Baoding Chi Ming Electric Co ltd
Priority date: 2021-08-17
Filing date: 2021-08-17
Publication date: 2022-02-11
Anticipated expiration: 2031-08-17

Abstract

The utility model discloses an insulation resistance tester with a protective device, which comprises a tester body, the protective device, a base and a buffer device, wherein the top of the tester body is fixedly connected with a top plate, the bottom of the tester body is fixedly connected with a bottom plate, the top plate is hollow, the front side and the back side of the top plate are symmetrically provided with through holes, the output end of a driving motor extends into one end of the top plate, which is internally connected with a reciprocating lead screw, the other end of the reciprocating lead screw is rotatably connected with the top plate, the surface of the reciprocating lead screw is connected with a sliding seat, the sliding seat is rotatably connected with one end of two connecting plates through a rotating shaft, sliding rails are vertically arranged in the top plate and are perpendicular to the middle part of the reciprocating lead screw, the sliding rails are symmetrically and slidably connected with sliding blocks, the two sliding blocks are respectively and rotatably connected with the other end of the connecting plates through articulated shafts, two sliding blocks are respectively and fixedly connected with a protection plate, and the buffer device is symmetrically connected between the bottom plate and the base. The utility model can carry out sun-proof and rain-proof protection on the tester body, and can make the tester body more stable when used in outdoor environment, thereby avoiding the damage of equipment.

Description

Insulation resistance tester with protector

Technical Field

The utility model relates to the technical field of insulation resistance testing equipment, in particular to an insulation resistance tester with a protection device.

Background

The insulation resistance tester is commonly called a megger and is an insulation resistance tester powered by a hand-operated generator; the insulation resistance meter is suitable for general insulation tests for measuring the insulation of various transformers, motors, cables, telecommunication components, electrical appliances and other electrical equipment. The existing insulation resistance tester is easily influenced and cannot be normally used when meeting extreme weather in outdoor operation, so that the working efficiency is reduced, and meanwhile, equipment is likely to fall, collide and the like when being used in outdoor environment, and the equipment can be damaged.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an insulation resistance tester with a protection device, which solves the problems in the prior art.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the utility model relates to an insulation resistance tester with a protective device, which comprises a tester body, the protective device, a base and a buffer device, wherein the top of the tester body is fixedly connected with a top plate, the bottom of the tester body is fixedly connected with a bottom plate, the top plate and the bottom plate are supported by symmetrically arranged supporting columns, the top plate is hollow, the front side and the rear side of the top plate are symmetrically provided with through openings, the protective device comprises a driving motor, a reciprocating lead screw, a sliding seat, a sliding rail, a sliding block, a connecting plate and a protective plate, the driving motor is fixedly connected to the outer side of the top plate, the output end of the driving motor extends into the top plate, one end of the reciprocating lead screw is connected with the inside of the top plate, the other end of the reciprocating lead screw is rotatably connected with the top plate, the surface of the reciprocating lead screw is connected with the sliding seat, one end of two connecting plates is rotatably connected with the lower side of the sliding seat through a rotating shaft, the sliding rail is arranged in the top plate and is perpendicular to the middle part of the reciprocating lead screw, the slide rail both ends respectively with the roof links firmly, symmetrical sliding connection has on the slide rail the slider, two the slider downside rotates through the articulated shaft respectively and is connected with the other end of connecting plate, two the slider upside has linked firmly respectively the guard plate, the guard plate accessible stretch out through the mouth the roof, the bottom plate with symmetrical connection has between the base buffer.

Furthermore, buffer unit includes an upper fixed plate, a lower fixed plate and a buffer spring, the upper fixed plate is fixedly connected with the bottom plate, the lower fixed plate is fixedly connected with the base, and the buffer spring is connected between the upper fixed plate and the lower fixed plate.

Furthermore, the buffer device further comprises a guide plate, a fixed column and a sliding column, a guide hole is formed in the guide plate, the lower end of the guide plate is fixedly connected with the base through the fixed column, the sliding column is slidably arranged in the guide hole, and the sliding column penetrates through the guide hole and then is fixedly connected with the bottom plate.

Further, guard plate bilateral symmetry is provided with the cooperation piece, the roof inside wall seted up with the cooperation groove that the cooperation piece corresponds the setting, the cooperation piece with cooperation groove sliding connection.

Still further, the cross section of the matching block and the matching groove is T-shaped or dovetail-shaped.

Furthermore, a motor box is arranged outside the driving motor and fixedly connected with the top plate.

Furthermore, universal wheels are symmetrically installed at the bottom of the base.

Compared with the prior art, the utility model has the beneficial technical effects that:

according to the insulation resistance tester with the protection device, due to the arrangement of the protection device, after the protection plate extends out of the top plate through the through hole, the tester body can be protected from sun and rain, so that the tester can be used in extreme weather, and the working efficiency is improved; simultaneously, through setting up buffer, can make the tester body more stable when being used for outdoor environment during operation, avoid causing the damage of equipment, overall structure is simple, convenient to use, and the practicality is strong.

Drawings

The utility model is further illustrated in the following description with reference to the drawings.

FIG. 1 is a schematic structural diagram of an insulation resistance tester with a protection device according to the present invention;

FIG. 2 is a schematic top view of the shielding device inside the top plate of the insulation resistance tester with the shielding device according to the present invention;

fig. 3 is a schematic bottom view of the protection device inside the top plate of the insulation resistance tester with the protection device according to the present invention.

Description of reference numerals: 1. a tester body; 2. a base plate; 21. a pillar; 3. a top plate; 31. a through port; 311. a mating groove; 4. a guard; 41. a drive motor; 42. a reciprocating screw; 43. a slide base; 44. a slide rail; 45. a slider; 46. a connecting plate; 47. hinging a shaft; 48. a rotating shaft; 49. a protection plate; 491. a matching block; 5. a base; 6. a buffer device; 61. an upper fixing plate; 62. a lower fixing plate; 63. a buffer spring; 64. a guide plate; 641. a guide hole; 65. fixing a column; 66. a sliding post; 7. a universal wheel.

Detailed Description

As shown in fig. 1 to 3, an insulation resistance tester with a protection device comprises a tester body 1, a protection device 4, a base 5 and a buffer device 6, wherein the top of the tester body 1 is fixedly connected with a top plate 3, the bottom of the tester body is fixedly connected with a bottom plate 2, the top plate 3 and the bottom plate 2 are supported by symmetrically arranged pillars 21, the top plate 3 is hollow, the front side and the back side of the top plate 3 are symmetrically provided with through holes 31, the protection device 4 comprises a driving motor 41, a reciprocating lead screw 42, a sliding seat 43, a sliding rail 44, a sliding block 45, a connecting plate 46 and a protection plate 49, the driving motor 41 is fixedly connected with the outer side of the top plate 3, the output end of the driving motor extends into one end of the top plate 3 which is connected with the reciprocating lead screw 42, the other end of the reciprocating lead screw 42 is rotatably connected with the top plate 3 and is connected with the sliding seat 43 on the surface, the lower side of the sliding seat 43 is rotatably connected with one end of two connecting plates 46 through a rotating shaft 48, the sliding rail 44 is arranged inside the top plate 3 and vertically arranged with the middle part of the reciprocating lead screw 42, slide rail 44 both ends link firmly with roof 3 respectively, and symmetrical sliding connection has slider 45 on the slide rail 44, and two slider 45 downside rotate the other end that is connected with connecting plate 46 through articulated shaft 47 respectively, and two slider 45 upsides have linked firmly guard plate 49 respectively, and guard plate 49 accessible stretches out roof 3 through mouthful 31, and symmetrical connection has buffer 6 between bottom plate 2 and the base 5.

The insulation resistance tester with the protection device of this embodiment is when using, at first remove the tester to the workplace, then rotate through driving motor 41 drive reciprocating screw 42, slide 43 with reciprocating screw 42 surface connection can follow reciprocating screw 42 motion this moment, because be connected through connecting plate 46 between slide 43 and the slider 45, consequently, drive connecting plate 46 through slide 43 and move and can realize the motion of slider 45 on slide rail 44, and make guard plate 49 stretch out roof 3 through passing through mouth 31, in order to realize the sun-proof rain-proof protection to tester body 1, make the tester can use in extreme weather, and improve work efficiency, through setting up buffer 6, can play the shock attenuation cushioning effect, make tester body 1 more stable when being used for outdoor environment work, avoid causing the damage of equipment.

At this time, the pillars 21 symmetrically disposed between the top plate 3 and the bottom plate 2 can support the top plate 3, so as to prevent the weight of the top plate 3 from being pressed on the tester body 1, thereby protecting the tester body 1.

Wherein, buffer 6 includes upper fixed plate 61, bottom plate 62 and buffer spring 63, and upper fixed plate 61 links firmly with bottom plate 2, and bottom plate 62 links firmly with base 5, is connected with buffer spring 63 between upper fixed plate 61 and the bottom plate 62. At this time, the tester body 1 in which the falling, collision, and the like occur is buffered by the connection springs connecting the upper fixing plate 61 and the lower fixing plate 62, and the tester body 1 is effectively protected.

In order to guide the buffer spring 63 and to better perform buffer protection, the buffer device 6 further includes a guide plate 64, a fixed column 65 and a sliding column 66, the guide plate 64 is provided with a guide hole 641, the lower end of the guide plate is fixedly connected with the base 5 through the fixed column 65, the sliding column 66 is slidably arranged in the guide hole 641, and the sliding column 66 is fixedly connected with the base plate 2 after passing through the guide hole 641.

In addition, the protection plate 49 is symmetrically provided with engaging blocks 491 at both sides, an engaging groove 311 provided corresponding to the engaging block 491 is provided on the inner side wall of the top plate 3, and the engaging blocks 491 are slidably connected to the engaging groove 311. Wherein, through the sliding fit of cooperation piece 491 and cooperation groove 311, can play the guide effect to the stretching out, the withdrawal of guard plate 49, improve structural stability. In order to further improve the stability of the sliding fit between the fitting block 491 and the fitting groove 311, the cross sections of the fitting block 491 and the fitting groove 311 are provided in a T shape or a dovetail shape.

Specifically, a motor box capable of effectively protecting the motor is arranged outside the driving motor 41, and the motor box is fixedly connected with the top plate 3.

In order to facilitate the integral movement of the tester, universal wheels 7 are symmetrically arranged at the bottom of the base 5.

The insulation resistance tester with the protection device can be used for sun-proof and rain-proof protection of the tester body, so that the tester can be used in extreme weather, the working efficiency is improved, the tester body can be more stable when used in outdoor environment, the damage to equipment is avoided, the whole structure is simple, the use is convenient, and the practicability is high.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solutions of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are within the scope of the present invention defined by the claims.

Claims

1. The utility model provides an insulation resistance tester with protector which characterized in that: the tester comprises a tester body, a protective device, a base and a buffer device, wherein the top of the tester body is fixedly connected with a top plate, the bottom of the tester body is fixedly connected with a bottom plate, the top plate and the bottom plate are supported by symmetrically arranged pillars, the top plate is hollow and is symmetrically provided with through holes at the front side and the back side, the protective device comprises a driving motor, a reciprocating screw rod, a slide seat, a slide rail, a slide block, connecting plates and a protective plate, the driving motor is fixedly connected to the outer side of the top plate, the output end of the driving motor extends into the top plate, one end of the reciprocating screw rod is connected to the inside of the top plate, the other end of the reciprocating screw rod is rotatably connected with the top plate, the surface of the reciprocating screw rod is connected with the slide seat, the lower side of the slide seat is rotatably connected with one end of two connecting plates through a rotating shaft, the slide rail is vertically arranged in the top plate and is connected with the middle part of the reciprocating screw rod, and two ends of the slide rail are respectively and fixedly connected with the top plate, symmetrical sliding connection has on the slide rail the slider, two the slider downside rotates through the articulated shaft respectively to be connected with the other end of connecting plate, two the slider upside has linked firmly respectively the guard plate, the guard plate accessible stretch out through the mouth the roof, the bottom plate with symmetrical connection has between the base buffer.

2. The insulation resistance tester with a protection device according to claim 1, characterized in that: the buffer device comprises an upper fixed plate, a lower fixed plate and a buffer spring, wherein the upper fixed plate is fixedly connected with the bottom plate, the lower fixed plate is fixedly connected with the base, and the buffer spring is connected between the upper fixed plate and the lower fixed plate.

3. The insulation resistance tester with a protection device according to claim 2, characterized in that: the buffer device further comprises a guide plate, a fixed column and a sliding column, a guide hole is formed in the guide plate, the lower end of the guide plate is fixedly connected with the base through the fixed column, the sliding column is slidably arranged in the guide hole, and the sliding column penetrates through the guide hole and then is fixedly connected with the bottom plate.

4. The insulation resistance tester with a protection device according to claim 1, characterized in that: the guard plate bilateral symmetry is provided with the cooperation piece, the roof inside wall set up with the cooperation piece corresponds the cooperation groove that sets up, the cooperation piece with cooperation groove sliding connection.

5. The insulation resistance tester with a protection device according to claim 4, wherein: the cross sections of the matching blocks and the matching grooves are T-shaped or dovetail-shaped.

6. The insulation resistance tester with a protection device according to claim 1, characterized in that: a motor box is arranged outside the driving motor and fixedly connected with the top plate.

7. The insulation resistance tester with a protector according to any one of claims 1 to 6, wherein: universal wheels are symmetrically installed at the bottom of the base.