CN216117808U

CN216117808U - Ground resistance tester with fault alarm function for electric power detection appliance

Info

Publication number: CN216117808U
Application number: CN202122015122.6U
Authority: CN
Inventors: 熊澄澄; 向可可; 罗晏
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-25
Filing date: 2021-08-25
Publication date: 2022-03-22
Anticipated expiration: 2031-08-25

Abstract

The utility model discloses a ground resistance tester with a fault alarm function for power detection, which comprises a box body and a tester body, wherein a groove is formed in the bottom of an inner cavity of the box body, a sliding rod is fixedly connected to the inner cavity of the groove, sliding blocks are connected to two sides of the surface of the sliding rod in a sliding mode, and springs are sleeved on two sides of the surface of the sliding rod. According to the utility model, through the matching of the box body, the tester body, the groove, the slide rod, the slide block, the spring, the moving block, the trapezoidal block, the guide groove, the guide block, the elastic rod, the grounding wire, the connecting wire, the shell, the positioning plate, the resistance sensor, the first clamping plate, the transverse plate, the movable rod, the return spring, the second clamping plate, the limiting groove and the guide slide block, the grounding resistance tester can test wires of different models through the clamping mechanism convenient to adjust when in use, so that the purpose of detecting the wires of different models by the grounding resistance tester is realized, and the use efficiency and the practicability of the grounding resistance tester are improved.

Description

Ground resistance tester with fault alarm function for electric power detection appliance

Technical Field

The utility model relates to the technical field of power detection, in particular to a ground resistance tester with a fault alarm function for a power detection appliance.

Background

The ground resistance measuring instrument is a resistance measuring device, which is used for measuring the ground resistance of various devices and measuring the resistance value of a low-resistance conductor in departments of electric power, post and telecommunications, railways, communication, mines and the like, and can also measure the soil resistivity and the ground voltage, the ground resistance measuring instrument abandons the traditional manual hand-operated power generation working mode, adopts an advanced medium-large scale integrated circuit, applies a DC/AC conversion technology to combine the three-terminal button and four-terminal button measuring modes into a novel ground resistance measuring instrument of a machine type, and the resistance of the device needs to be detected during electric power detection, therefore, there is a need for a ground resistance tester for power detection, which is difficult to detect wires of different types, when detecting the resistance, different types of wires may need to be detected, and the tester needs to be adjusted, for this reason, the grounding resistance tester with the fault alarm function is convenient to detect wires of different types.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a grounding resistance tester with a fault alarm function for a power detection appliance, which has the advantage of being capable of detecting wires of different types and solves the problem of small detection range of the grounding resistance tester.

In order to achieve the purpose, the utility model provides the following technical scheme: a ground resistance tester with a fault alarm function for an electric power detection device comprises a box body and a tester body, wherein a groove is formed in the bottom of an inner cavity of the box body, a slide rod is fixedly connected to the inner cavity of the groove, slide blocks are slidably connected to two sides of the surface of the slide rod, springs are sleeved on two sides of the surface of the slide rod, a moving block is fixedly connected to the top of the slide block, a trapezoidal block is fixedly connected to the bottom of the tester body, two sides of the trapezoidal block are movably connected with one side, opposite to the moving block, of the trapezoidal block, guide grooves are formed in two sides of the inner cavity of the box body, guide blocks are slidably connected to the top and the bottom of the inner cavity of the guide grooves, an elastic rod is fixedly connected to one side, opposite to the guide blocks, one end, far away from the guide blocks, of the elastic rod is fixedly connected with two sides of the tester body, and a ground wire is fixedly connected to the left side of the bottom of the tester body, the right side fixedly connected with connecting wire of tester body bottom, the one end that the tester body was kept away from to the connecting wire runs through right side and the fixedly connected with shell to the box, the right side fixedly connected with locating plate of shell, the inner chamber of shell is provided with resistance sensor, resistance sensor's one end runs through to the right side of locating plate, the first grip block of bottom fixedly connected with on locating plate right side, the top fixedly connected with diaphragm on locating plate right side, the surface through connection of diaphragm has the movable rod, the bottom cover on movable rod surface is equipped with the answer spring, the bottom fixedly connected with second grip block of movable rod, the spacing groove has been seted up at the top on locating plate right side, the inner chamber sliding connection of spacing groove has the guide block, the right side of guide block and the left side fixed connection of second grip block.

Preferably, four corners of the rear side of the box body are fixedly connected with supporting blocks, and the rear side of each supporting block is fixedly connected with a supporting plate.

Preferably, the front of the box body is provided with a protective door, and the right side of the front of the protective door is provided with a lock cylinder.

Preferably, the right side of the front surface of the protective door is fixedly connected with a handle, and the surface of the handle is provided with anti-skid lines.

Preferably, the top of the box body is fixedly connected with a carrying handle, and the surface of the carrying handle is provided with an anti-skidding sleeve.

Preferably, the top of the inner cavity of the box body is fixedly connected with an air bag, and the bottom of the air bag is movably connected with the top of the tester body.

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

1. according to the utility model, through the matching of the box body, the tester body, the groove, the slide rod, the slide block, the spring, the moving block, the trapezoidal block, the guide groove, the guide block, the elastic rod, the grounding wire, the connecting wire, the shell, the positioning plate, the resistance sensor, the first clamping plate, the transverse plate, the movable rod, the return spring, the second clamping plate, the limiting groove and the guide slide block, the grounding resistance tester can test wires of different models through the clamping mechanism convenient to adjust when in use, so that the purpose of detecting the wires of different models by the grounding resistance tester is realized, and the use efficiency and the practicability of the grounding resistance tester are improved.

2. According to the ground resistance tester, the supporting block and the supporting plate are arranged, so that the ground resistance tester can be fixedly placed at a designated position, the tester body can be protected by arranging the protective door, a user can conveniently lift the ground resistance tester to move by arranging the lifting handle, and the top of the tester body can be protected by arranging the air bag.

Drawings

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

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

FIG. 3 is an enlarged view of a portion of FIG. 1 at A in accordance with the present invention;

FIG. 4 is a side view of the structural box of the present invention.

In the figure: 1. a box body; 2. a tester body; 3. a groove; 4. a slide bar; 5. a slider; 6. a spring; 7. a moving block; 8. a trapezoidal block; 9. a guide groove; 10. a guide block; 11. an elastic rod; 12. a ground line; 13. a connecting wire; 14. a housing; 15. positioning a plate; 16. a resistance sensor; 17. a first clamping plate; 18. a transverse plate; 19. a movable rod; 20. a return spring; 21. a second clamping plate; 22. a limiting groove; 23. a guide slider; 24. a support block; 25. a protective door; 26. a carrying handle; 27. an air bag.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The components of the present invention are all standard components or components known to those skilled in the art, and the structure and principle thereof can be known to those skilled in the art through technical manuals or through routine experimentation.

Referring to fig. 1-4, a ground resistance tester with a fault alarm function for an electric power testing device comprises a box body 1 and a tester body 2, wherein a groove 3 is formed at the bottom of an inner cavity of the box body 1, a slide bar 4 is fixedly connected to the inner cavity of the groove 3, slide blocks 5 are respectively and slidably connected to both sides of the surface of the slide bar 4, springs 6 are respectively sleeved on both sides of the surface of the slide bar 4, a moving block 7 is fixedly connected to the top of the slide block 5, a trapezoidal block 8 is fixedly connected to the bottom of the tester body 2, both sides of the trapezoidal block 8 are movably connected to one side opposite to the moving block 7, guide grooves 9 are respectively formed on both sides of the inner cavity of the box body 1, guide blocks 10 are respectively and slidably connected to both the top and the bottom of the inner cavity of the guide grooves 9, an elastic rod 11 is fixedly connected to one side opposite to the guide blocks 10, one end of the elastic rod 11, far away from the guide blocks 10, is fixedly connected to both sides of the tester body 2, a ground wire 12 is fixedly connected to the left side of the bottom of the tester body 2, the right side of the bottom of the tester body 2 is fixedly connected with a connecting wire 13, one end of the connecting wire 13, which is far away from the tester body 2, penetrates to the right side of the box body 1 and is fixedly connected with a shell 14, the right side of the shell 14 is fixedly connected with a positioning plate 15, an inner cavity of the shell 14 is provided with a resistance sensor 16, one end of the resistance sensor 16 penetrates to the right side of the positioning plate 15, the bottom of the right side of the positioning plate 15 is fixedly connected with a first clamping plate 17, the top of the right side of the positioning plate 15 is fixedly connected with a transverse plate 18, the surface of the transverse plate 18 is penetrated and connected with a movable rod 19, the bottom of the surface of the movable rod 19 is sleeved with a return spring 20, the bottom of the movable rod 19 is fixedly connected with a second clamping plate 21, the top of the right side of the positioning plate 15 is provided with a limiting groove 22, the inner cavity of the limiting groove 22 is slidably connected with a guide block 23, the right side of the guide block 23 is fixedly connected with the left side of the second clamping plate 21, and four corners of the rear side of the box body 1 are fixedly connected with supporting blocks 24, the rear side fixedly connected with backup pad of supporting shoe 24, the front of box 1 is provided with guard gate 25, the positive right side of guard gate 25 is provided with the lock core, the positive right side fixedly connected with handle of guard gate 25, the surface of handle is provided with anti-skidding line, the top fixedly connected with carrying handle 26 of box 1, the surface of carrying handle 26 is provided with the antiskid cover, the top fixedly connected with gasbag 27 of box 1 inner chamber, the bottom of gasbag 27 and the top swing joint of tester body 2, through setting up supporting shoe 24 and backup pad, make ground resistance tester can fix and place at the assigned position, through setting up guard gate 25, can protect tester body 2, through setting up carrying handle 26, the person of facilitating the use mentions ground resistance tester and removes, through setting up gasbag 27, can protect the top of tester body 2, through box 1, tester body 2, Recess 3, slide bar 4, slider 5, spring 6, movable block 7, trapezoidal piece 8, guide slot 9, guide block 10, elastic rod 11, earth connection 12, connecting wire 13, shell 14, locating plate 15, resistance sensor 16, first grip block 17, diaphragm 18, movable rod 19, answer spring 20, second grip block 21, spacing groove 22 and the cooperation of guide block 23, make ground resistance tester can test the electric wire of different models through the fixture of being convenient for adjust when using, with this purpose of having realized the electric wire of ground resistance tester detectable different models, the availability factor and the practicality of ground resistance tester have been improved.

During the use, the user removes ground resistance tester to the assigned position, upwards stimulate movable rod 19, movable rod 19 drives second grip block 21 rebound, then place the electric wire between first grip block 17 and second grip block 21, loosen movable rod 19, movable rod 19 drives second grip block 21 and presses downwards the top of electric wire and hold under the effect of answer spring 20, cooperate first grip block 17 to carry out the centre gripping location to the electric wire, open guard gate 25 afterwards, operate resistance sensor 16 through the positive operation button of tester body 2, with this carry out resistance test to the electric wire.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a ground resistance tester of electric power detection apparatus fault alarm function, includes box (1) and tester body (2), its characterized in that: the bottom of the inner cavity of the box body (1) is provided with a groove (3), the inner cavity of the groove (3) is fixedly connected with a slide rod (4), two sides of the surface of the slide rod (4) are respectively and slidably connected with a slide block (5), two sides of the surface of the slide rod (4) are respectively sleeved with a spring (6), the top of the slide block (5) is fixedly connected with a movable block (7), the bottom of the tester body (2) is fixedly connected with a trapezoidal block (8), two sides of the trapezoidal block (8) are respectively and movably connected with one side opposite to the movable block (7), two sides of the inner cavity of the box body (1) are respectively provided with a guide groove (9), the top and the bottom of the inner cavity of the guide groove (9) are respectively and slidably connected with a guide block (10), one side opposite to the guide block (10) is respectively and fixedly connected with an elastic rod (11), one end, far away from the guide block (10), of the elastic rod (11) is fixedly connected with two sides of the tester body (2), the tester comprises a tester body (2), a ground wire (12) is fixedly connected to the left side of the bottom of the tester body (2), a connecting wire (13) is fixedly connected to the right side of the bottom of the tester body (2), one end, far away from the tester body (2), of the connecting wire (13) penetrates through the right side of a box body (1) and is fixedly connected with a shell (14), a positioning plate (15) is fixedly connected to the right side of the shell (14), a resistance sensor (16) is arranged in an inner cavity of the shell (14), one end of the resistance sensor (16) penetrates through the right side of the positioning plate (15), a first clamping plate (17) is fixedly connected to the bottom of the right side of the positioning plate (15), a transverse plate (18) is fixedly connected to the top of the right side of the positioning plate (15), a movable rod (19) penetrates through the surface of the transverse plate (18), and a return spring (20) is sleeved at the bottom of the surface of the movable rod (19), the bottom fixedly connected with second grip block (21) of movable rod (19), spacing groove (22) have been seted up at the top on locating plate (15) right side, the inner chamber sliding connection of spacing groove (22) has guide slider (23), guide slider (23) the right side and the left side fixed connection of second grip block (21).

2. The ground resistance tester for a power detection appliance having a malfunction alerting function according to claim 1, characterized in that: the four corners of the rear side of the box body (1) are fixedly connected with supporting blocks (24), and the rear side of each supporting block (24) is fixedly connected with a supporting plate.

3. The ground resistance tester for a power detection appliance having a malfunction alerting function according to claim 1, characterized in that: the front side of the box body (1) is provided with a protective door (25), and the right side of the front side of the protective door (25) is provided with a lock cylinder.

4. The ground resistance tester for a power detection appliance having a malfunction alerting function according to claim 3, wherein: the right side of the front surface of the protective door (25) is fixedly connected with a handle, and anti-skid lines are arranged on the surface of the handle.

5. The ground resistance tester for a power detection appliance having a malfunction alerting function according to claim 1, characterized in that: the top of the box body (1) is fixedly connected with a carrying handle (26), and the surface of the carrying handle (26) is provided with an anti-skidding sleeve.

6. The ground resistance tester for a power detection appliance having a malfunction alerting function according to claim 1, characterized in that: the top fixedly connected with gasbag (27) of box (1) inner chamber, the bottom of gasbag (27) and the top swing joint of tester body (2).