CN212160042U

CN212160042U - Leakage current tester with protection mechanism

Info

Publication number: CN212160042U
Application number: CN202020549765.1U
Authority: CN
Inventors: 唐梦龙
Original assignee: Shenzhen Youyi Testing Technology Co ltd
Current assignee: Shenzhen Youyi Testing Technology Co ltd
Priority date: 2020-04-14
Filing date: 2020-04-14
Publication date: 2020-12-15
Anticipated expiration: 2030-04-14

Abstract

The utility model discloses a leakage current tester with a protection mechanism, which comprises a protection box, wherein two sides of the leakage current tester body are bonded with a first rubber elastic column, the top of the leakage current tester body is bonded with a second rubber elastic column, the bottom of the leakage current tester body is fixed with a movable rod through a first connecting plate, the surface of the movable rod is sleeved with a buffer spring, the bottom of the protection box is welded on the telescopic end of an electric telescopic rod, the bottom of the electric telescopic rod is fixedly arranged at the top of a supporting plate through a screw, and the bottom of the supporting plate is fixedly provided with a universal wheel through a screw, the leakage current tester body can be moved conveniently.

Description

Leakage current tester with protection mechanism

Technical Field

The utility model relates to a leakage current tester technical field specifically is a leakage current tester with protection machanism.

Background

The leakage current is a current formed between metal parts electrically insulated from each other or between a charged part and a grounded part through a medium or an insulating surface around the charged part in the absence of a fault-applied voltage, and is referred to as a leakage current. The leakage current tester mainly comprises impedance conversion, range conversion, AC/DC conversion, amplification, indication devices and the like. Some of the devices also have overcurrent protection, an audible and visual alarm circuit and a test voltage adjusting device, and the indicating devices of the devices are analog and digital.

The existing leakage current tester has poor damping capacity, is easy to damage when being collided, and needs to detect at different places in the detection process, so the leakage current tester needs to be frequently moved, the leakage current tester is usually manually moved, and the volume of the existing leakage current tester is large, so that the problem that the leakage current tester is inconvenient to move is caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a leakage current tester with protection machanism, the device can improve the shock-absorbing capacity of leakage current tester body, avoids leakage current tester body to receive the collision and damages, can make leakage current tester body be suitable for the operational environment of co-altitude not, can make leakage current tester body be convenient for remove to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a leakage current tester with a protection mechanism comprises a protection box, wherein a vertical plate is welded in an inner cavity of the protection box, a protection cavity is formed in one side of the vertical plate, a leakage current tester body is arranged in the protection cavity, two sides of the leakage current tester body are bonded with first rubber elastic columns, one ends of the first rubber elastic columns are bonded on the inner wall of the protection cavity, second rubber elastic columns are bonded on the top of the leakage current tester body, one ends of the second rubber elastic columns are bonded on the inner wall of the protection cavity, movable rods are fixed at the bottom of the leakage current tester body through first connecting plates, buffer springs are sleeved on the surfaces of the movable rods, one ends of the movable rods are connected on the groove walls of grooves in a sliding mode, the grooves are formed in the tops of fixed blocks, and one ends of the buffer springs are fixedly connected on the first connecting plates, buffer spring's other end fixed connection is at the top of fixed block, the fixed block passes through the welding of second connecting plate at the bottom of the chamber in protection chamber, the welding of one side middle part of riser has the diaphragm, the top of diaphragm sets up to the storing chamber, the below of diaphragm sets up to the installation cavity, be provided with first chamber door on the installation cavity, first chamber door passes through the hinge and articulates on the protective housing, slidable mounting has the drawer in the storing chamber, be provided with the second chamber door on the protection chamber, the second chamber door passes through the hinge and articulates on the protective housing, the welding of the bottom of protective housing is served in electric telescopic handle's flexible, electric telescopic handle's bottom is through screw fixed mounting at the top of backup pad, there is the universal wheel bottom of backup pad through screw fixed mounting.

Preferably, the bottom of the installation cavity is fixedly provided with a fan through a screw, and the fan is fixedly provided with an air pipe through a screw.

Preferably, the inner wall both sides welding in storing chamber has the slider, the spout has been seted up to the both sides of drawer, slider sliding connection is on the inner wall of spout.

Preferably, the front end faces of the first box door, the drawer and the second box door are respectively provided with a handle, and the handles are sleeved with rubber sleeves.

Preferably, a fan is fixedly mounted on the rear end face of the protection box through a screw, and the fan is arranged on the rear side of the protection cavity.

Preferably, a plurality of heat dissipation holes are uniformly formed in the rear end face of the protection box, and the heat dissipation holes are formed in the rear side of the installation cavity.

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

1. through the matching of the first rubber elastic column, the second rubber elastic column and the buffer spring, the leakage current tester body can be in an elastic stable state, the shock absorption capacity of the leakage current tester body is improved, and the leakage current tester body is prevented from being damaged by collision;

2. can be so that leakage current tester body is suitable for the operational environment of co-altitude not through electric telescopic handle, can make leakage current tester body be convenient for remove through the setting of universal wheel for the application scope of leakage current tester body is wide.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic front view of the present invention;

fig. 3 is a rear view of the present invention;

fig. 4 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a protective box; 2. a vertical plate; 3. a protective cavity; 4. a leakage current tester body; 5. a first rubber elastic column; 6. a second rubber elastic column; 7. a movable rod; 8. a buffer spring; 9. a fixed block; 10. a groove; 11. a transverse plate; 12. a storage chamber; 13. a mounting cavity; 14. a fan; 15. an air duct; 16. a first door; 17. a drawer; 18. a second door; 19. a fan; 20. heat dissipation holes; 21. an electric telescopic rod; 22. a support plate; 23. a universal wheel.

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 work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a leakage current tester with a protection mechanism comprises a protection box 1, wherein a vertical plate 2 is welded in an inner cavity of the protection box 1, a protection cavity 3 is arranged on one side of the vertical plate 2, a leakage current tester body 4 is arranged in the protection cavity 3, two sides of the leakage current tester body 4 are bonded with first rubber elastic columns 5, one end of each first rubber elastic column 5 is bonded on the inner wall of the protection cavity 3, a second rubber elastic column 6 is bonded on the top of the leakage current tester body 4, one end of each second rubber elastic column 6 is bonded on the inner wall of the protection cavity 3, a movable rod 7 is fixed at the bottom of the leakage current tester body 4 through a first connecting plate, a buffer spring 8 is sleeved on the surface of the movable rod 7, one end of the movable rod 7 is slidably connected on the groove wall of a groove 10, the groove 10 is arranged on the top of a fixed block 9, one end of the buffer spring 8 is fixedly connected on the first connecting plate, the other end of the buffer spring 8 is fixedly connected to the top of the fixed block 9, the fixed block 9 is welded to the bottom of the protective cavity 3 through a second connecting plate, and a transverse plate 11 is welded to the middle of one side of the vertical plate 2;

the upper part of the transverse plate 11 is provided with a storage chamber 12, the lower part of the transverse plate 11 is provided with a mounting chamber 13, the bottom of the mounting chamber 13 is fixedly provided with a fan 14 through screws, the fan 14 is fixedly provided with an air pipe 15 through screws, the test environment can be ventilated through the matching of the fan 14 and the air pipe 15, the purposes of cooling and dehumidifying are realized, the test accuracy is improved, the mounting chamber 13 is provided with a first chamber door 16, the first chamber door 16 is hinged on the protective box 1 through hinges, a drawer 17 is slidably mounted in the storage chamber 12, sliding blocks are welded on two sides of the inner wall of the storage chamber 12, sliding grooves are arranged on two sides of the drawer 17, the sliding blocks are slidably connected on the inner wall of the sliding grooves, the drawer 17 can be conveniently pulled and pulled through the matching of the sliding grooves and the sliding blocks, articles can be conveniently taken and placed, a second chamber door 18 is arranged on the protective box 3, the second chamber door 18, screw fixed mounting is passed through at the top of backup pad 22 in electric telescopic handle 21's bottom, there is universal wheel 23 bottom backup pad 22 through screw fixed mounting, first chamber door 16, the preceding terminal surface of drawer 17 and second chamber door 18 all is provided with the handle, the rubber sleeve has been cup jointed on hand, there is fan 19 rear end face of protective housing 1 through screw fixed mounting, fan 19 sets up the rear side at protective housing 3, carry out ventilation cooling to leakage current tester body 4 through fan 19, the heat-sinking capability of leakage current tester body 4 has been improved, avoid high temperature to damage leakage current tester body 4, a plurality of louvres 20 have evenly been seted up to protective housing 1's rear end face, louvre 20 sets up the rear side at installation cavity 13, be convenient for distribute out the installation cavity 13 with the heat that fan 14 produced in the work, prevent that the high temperature from causing the damage to fan 14.

The working principle is as follows: transport the position of test with leakage current tester body 4 through universal wheel 23, highly adjust the height that is fit for the test with leakage current tester body 4 through electric telescopic handle 21, in-process transporting leakage current tester body 4, through first rubber elasticity post 5, cooperation between second rubber elasticity post 6 and the buffer spring 8, can make leakage current tester body 4 be in the stable state of elasticity, improve leakage current tester body 4's shock-absorbing capacity, avoid leakage current tester body 4 to receive the collision damage.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a leakage current tester with protection machanism, includes protective housing (1), its characterized in that: the protection box is characterized in that a vertical plate (2) is welded in an inner cavity of the protection box (1), a protection cavity (3) is arranged on one side of the vertical plate (2), a leakage current tester body (4) is arranged inside the protection cavity (3), two sides of the leakage current tester body (4) are bonded with first rubber elastic columns (5), one ends of the first rubber elastic columns (5) are bonded on the inner wall of the protection cavity (3), second rubber elastic columns (6) are bonded on the top of the leakage current tester body (4), one ends of the second rubber elastic columns (6) are bonded on the inner wall of the protection cavity (3), a movable rod (7) is fixed to the bottom of the leakage current tester body (4) through a first connecting plate, a buffer spring (8) is sleeved on the surface of the movable rod (7), one end of the movable rod (7) is slidably connected onto the groove wall of a groove (10), the improved safe protection box is characterized in that the groove (10) is formed in the top of the fixing block (9), one end of the buffer spring (8) is fixedly connected onto the first connecting plate, the other end of the buffer spring (8) is fixedly connected onto the top of the fixing block (9), the fixing block (9) is welded at the bottom of the protection cavity (3) through the second connecting plate, the transverse plate (11) is welded in the middle of one side of the vertical plate (2), the storage cavity (12) is arranged above the transverse plate (11), the installation cavity (13) is arranged below the transverse plate (11), the first box door (16) is arranged on the installation cavity (13), the first box door (16) is hinged onto the protection box (1) through a hinge, the drawer (17) is slidably mounted in the storage cavity (12), the second box door (18) is arranged on the protection cavity (3), and the second box door (18) is hinged onto the protection box (1) through a hinge, the bottom welding of protective housing (1) is served in the flexible of electric telescopic handle (21), screw fixed mounting is passed through at the top of backup pad (22) in the bottom of electric telescopic handle (21), screw fixed mounting is passed through in the bottom of backup pad (22) has universal wheel (23).

2. The leakage current tester with a protection mechanism according to claim 1, wherein: the bottom of installation cavity (13) is through screw fixed mounting fan (14), fan (14) are gone up and are had tuber pipe (15) through screw fixed mounting.

3. The leakage current tester with a protection mechanism according to claim 1, wherein: the inner wall both sides welding of storing chamber (12) has the slider, the spout has been seted up to the both sides of drawer (17), slider sliding connection is on the inner wall of spout.

4. The leakage current tester with a protection mechanism according to claim 1, wherein: the front end faces of the first box door (16), the drawer (17) and the second box door (18) are respectively provided with a handle, and the handles are sleeved with rubber sleeves.

5. The leakage current tester with a protection mechanism according to claim 1, wherein: the rear end face of the protective box (1) is fixedly provided with a fan (19) through a screw, and the fan (19) is arranged on the rear side of the protective cavity (3).

6. The leakage current tester with a protection mechanism according to claim 1, wherein: a plurality of heat dissipation holes (20) are uniformly formed in the rear end face of the protection box (1), and the heat dissipation holes (20) are formed in the rear side of the installation cavity (13).