CN215641515U

CN215641515U - Ground resistance tester for preventing mistaken touch for electric power detection

Info

Publication number: CN215641515U
Application number: CN202121660817.3U
Authority: CN
Inventors: 李玉玉; 罗莎
Original assignee: Dalian Fengyi Electromechanical Equipment Co ltd
Current assignee: Dalian Fengyi Electromechanical Equipment Co ltd
Priority date: 2021-07-21
Filing date: 2021-07-21
Publication date: 2022-01-25
Anticipated expiration: 2031-07-21

Abstract

The utility model discloses a ground resistance tester for preventing mistaken collision for electric power detection, which comprises a base, wherein the top of the base is fixedly connected with a ground resistance tester body, two sides between the top and the bottom of an inner cavity of the base are fixedly connected with clapboards, slide bars are arranged on the opposite sides of the two clapboards, the top and the bottom of each slide bar are fixedly connected with the inner wall of the base, a slide sleeve and a first tension spring are sequentially sleeved on the surface of each slide bar from top to bottom, connecting blocks are fixedly connected on the opposite sides of the two slide sleeves, and one side of each connecting block, which is far away from the slide sleeve, penetrates to the outer side of the base. The utility model solves the problem that the existing ground resistance tester does not have the function of preventing false touch by arranging the sliding rod, the sliding sleeve, the first tension spring, the connecting block, the protective cover, the fixed shell, the mounting shell, the control shell, the clamping block, the second tension spring, the extrusion wheel and the bolt.

Description

Ground resistance tester for preventing mistaken touch for electric power detection

Technical Field

The utility model relates to the technical field of a ground resistance measuring instrument, in particular to a ground resistance measuring instrument for preventing mistaken touch for power detection.

Background

The ground resistance measuring instrument is a resistance measuring device, which is used for electric power, post and telecommunications, railways, communication, mine departments and the like to measure the ground resistance of various devices and measure the conductor resistance value of low resistance, and can also measure the soil resistivity and the ground voltage, the ground resistance tester abandons the traditional manual hand-operated power generation working mode, adopts an advanced large-scale integrated circuit, and applies a DC/AC conversion technology to combine a three-terminal button and a four-terminal button measuring mode into a novel digital ground resistance tester of one machine type.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a ground resistance tester for preventing false touch for power detection, which has the advantages of false touch prevention function and accurate measurement data and solves the problem that the conventional ground resistance tester has no false touch prevention function.

In order to achieve the purpose, the utility model provides the following technical scheme: a ground resistance tester capable of preventing mistaken collision for electric power detection comprises a base, wherein the top of the base is fixedly connected with a ground resistance tester body, two sides between the top and the bottom of an inner cavity of the base are fixedly connected with clapboards, one sides of the two clapboards, which are opposite, are provided with slide bars, the top and the bottom of each slide bar are fixedly connected with the inner wall of the base, the surface of each slide bar is sequentially sleeved with a slide sleeve and a first tension spring from top to bottom, one sides of the two slide sleeves, which are opposite, are fixedly connected with connecting blocks, one sides of the connecting blocks, which are far away from the slide sleeves, penetrate to the outer side of the base, the surface of the ground resistance tester body is sleeved with a protective cover, the bottoms of the two sides of the inner cavity of the protective cover are fixedly connected with the connecting blocks, two sides of the inner cavity of the protective cover are fixedly connected with fixing shells, two sides of the top of the base are fixedly connected with mounting shells, and the inner cavities of the mounting shells are provided with control shells, the side, opposite to the two control shells, of the fixture block is fixedly connected with the fixture block, one side, far away from the control shells, of the fixture block penetrates through the inner cavity of the fixed shell, the bottom, opposite to the two control shells, of the bottom of the side, opposite to the two control shells, of the fixture block is fixedly connected with a second tension spring, the inner cavity of the installation shell is provided with an extrusion wheel, the side, opposite to the two extrusion wheels, of the fixture block extends to the inner cavity of the control shells, the top of the installation shell is provided with a bolt, the bottom of the bolt penetrates through the installation shell and is movably connected with the extrusion wheel, a positioning rod is fixedly connected between the top and the bottom of the inner cavity of the base, a limiting plate and a third tension spring are sequentially sleeved on the surface of the positioning rod from top to bottom, two sides of the limiting plate are fixedly connected with fixing plates, the bottom of the fixing plates is fixedly connected with moving wheels, the bottom of the moving wheels penetrates through the outer side of the base, two sides of the top of the limiting plate are fixedly connected with positioning shells, and the top of one side, two partition plates are fixedly connected with limiting boxes, the inner chamber of spacing box is provided with the regulating block, the equal fixedly connected with spring in one side that two regulating blocks are opposite, the equal fixedly connected with installation pole in one side that two regulating blocks are opposite, the inner chamber to the location shell is run through to one side that the regulating block was kept away from to the installation pole, the front side fixedly connected with shifting block of regulating block, the front side of shifting block runs through to the outside of base.

Preferably, the top and the bottom of first extension spring respectively with the inner wall fixed connection of sliding sleeve and base, the first opening that uses with the connecting block cooperation is all seted up to the both sides of base.

Preferably, the both sides of safety cover all fixedly connected with handle, the screw hole that uses with the bolt cooperation is seted up at the top of installation shell.

Preferably, one side of the second tension spring, which is far away from the control shell, is fixedly connected with the grounding resistance tester body, and the joint of the top of the extrusion wheel and the bolt is movably connected through a bearing.

Preferably, one side of the fixed plate far away from the limiting plate is fixedly connected with a sliding block, and one side, opposite to the two partition plates, is provided with a sliding groove matched with the sliding block for use.

Preferably, the bottom of base is seted up with the second opening that removes the wheel cooperation and use, the obverse surface of safety cover is provided with the observation window, the front side of base is opened and is equipped with the thermovent.

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

1. the utility model solves the problem that the existing ground resistance tester does not have the function of preventing false touch by arranging the sliding rod, the sliding sleeve, the first tension spring, the connecting block, the protective cover, the fixed shell, the mounting shell, the control shell, the clamping block, the second tension spring, the extrusion wheel and the bolt.

2. The ground resistance tester body can be conveniently moved up and down by matching with the connecting block through the arrangement of the sliding rod and the sliding sleeve, the ground resistance tester body can be protected by arranging the protective cover, the protective cover can be matched with the clamping block to limit and fix the use position of the protective cover through the arrangement of the fixed shell, a user can conveniently adjust the use position of the extrusion wheel through the arrangement of the bolt, the use position of the clamping block can be conveniently adjusted by matching with the extrusion wheel through the arrangement of the control shell, the use positions of the adjusting block and the mounting rod can be conveniently controlled by the user through the arrangement of the shifting block, and the movement of the base and the ground resistance tester body can be conveniently realized through the arrangement of the moving wheel.

Drawings

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

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

FIG. 3 is an enlarged view of a portion of FIG. 1.

In the figure: 1. a base; 2. a ground resistance tester body; 3. a partition plate; 4. a slide bar; 5. a sliding sleeve; 6. a first tension spring; 7. connecting blocks; 8. a protective cover; 9. a stationary case; 10. mounting a shell; 11. a control housing; 12. a clamping block; 13. a second tension spring; 14. an extrusion wheel; 15. a bolt; 16. positioning a rod; 17. a limiting plate; 18. a third tension spring; 19. a fixing plate; 20. a moving wheel; 21. a positioning shell; 22. a limiting box; 23. an adjusting block; 24. a spring; 25. mounting a rod; 26. and (5) shifting blocks.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, a ground resistance tester for preventing accidental touch for power detection comprises a base 1, a ground resistance tester body 2 is fixedly connected to the top of the base 1, partition plates 3 are fixedly connected to both sides between the top and the bottom of an inner cavity of the base 1, slide rods 4 are arranged on opposite sides of the two partition plates 3, the top and the bottom of each slide rod 4 are fixedly connected to the inner wall of the base 1, a slide sleeve 5 and a first tension spring 6 are sequentially sleeved on the surface of each slide rod 4 from top to bottom, connecting blocks 7 are fixedly connected to opposite sides of the two slide sleeves 5, one side of each connecting block 7 far away from the slide sleeve 5 penetrates to the outer side of the base 1, a protective cover 8 is sleeved on the surface of the ground resistance tester body 2, the bottoms of both sides of the inner cavity of the protective cover 8 are fixedly connected to the connecting blocks 7, fixing cases 9 are fixedly connected to both sides of the inner cavity of the protective cover 8, and mounting cases 10 are fixedly connected to both sides of the top of the base 1, the inner cavity of the mounting shell 10 is provided with a control shell 11, one opposite sides of the two control shells 11 are fixedly connected with a fixture block 12, one side of the fixture block 12, far away from the control shell 11, penetrates through the inner cavity of the fixed shell 9, the bottoms of the opposite sides of the two control shells 11 are fixedly connected with a second tension spring 13, the inner cavity of the mounting shell 10 is provided with a squeezing wheel 14, one opposite sides of the two squeezing wheels 14 extend to the inner cavity of the control shell 11, the top of the mounting shell 10 is provided with a bolt 15, the bottom of the bolt 15 penetrates through the mounting shell 10 and is movably connected with the squeezing wheel 14, a positioning rod 16 is fixedly connected between the top and the bottom of the inner cavity of the base 1, the surface of the positioning rod 16 is sequentially sleeved with a limiting plate 17 and a third tension spring 18 from top to bottom, both sides of the limiting plate 17 are fixedly connected with fixing plates 19, the bottom of the fixing plate 19 is fixedly connected with a moving wheel 20, and the bottom of the moving wheel 20 penetrates through the outer side of the base 1, both sides of the top of the limiting plate 17 are fixedly connected with a positioning shell 21, the top of one side opposite to the two partition plates 3 is fixedly connected with a limiting box 22, an inner cavity of the limiting box 22 is provided with an adjusting block 23, one side opposite to the two adjusting blocks 23 is fixedly connected with a spring 24, one side opposite to the two adjusting blocks 23 is fixedly connected with an installation rod 25, one side of the installation rod 25, far away from the adjusting block 23, penetrates through the inner cavity of the positioning shell 21, the front side of the adjusting block 23 is fixedly connected with a shifting block 26, the front side of the shifting block 26 penetrates through the outer side of the base 1, the top and the bottom of the first tension spring 6 are respectively and fixedly connected with the sliding sleeve 5 and the inner wall of the base 1, both sides of the base 1 are respectively provided with a first opening matched with the connecting block 7 for use, both sides of the protective cover 8 are fixedly connected with handles, the top of the installation shell 10 is provided with a threaded hole matched with the bolt 15 for use, one side of the second tension spring 13, far away from the control shell 11, and the ground resistance tester body 2 are fixedly connected, the top of the extrusion wheel 14 is movably connected with the joint of the bolt 15 through a bearing, one side of the fixing plate 19 away from the limit plate 17 is fixedly connected with a slide block, one side opposite to the two partition plates 3 is provided with a slide groove matched with the slide block for use, the bottom of the base 1 is provided with a second opening matched with the movable wheel 20 for use, the front surface of the protective cover 8 is provided with an observation window, the front side of the base 1 is provided with a heat dissipation port, the protective cover 8 can be matched with the connecting block 7 to facilitate the up-and-down movement of the protective cover 8 through the arrangement of the slide rod 4 and the slide sleeve 5, the ground resistance tester body 2 can be protected through the arrangement of the protective cover 8, the use position of the protective cover 8 can be limited and fixed through the arrangement of the fixing shell 9 and the cooperation of the fixture block 12, the use position of the extrusion wheel 14 can be conveniently adjusted through the arrangement of the bolt 15, the use position of the fixture block 12 can be adjusted through the arrangement of the control shell 11 and the extrusion wheel 14, through setting up shifting block 26, the user can be facilitated control regulating block 23 and installation pole 25's position of use, remove wheel 20 through setting up, can make things convenient for the removal of base 1 and ground resistance tester body 2, through setting up slide bar 4, sliding sleeve 5, first extension spring 6, connecting block 7, safety cover 8, set casing 9, installation shell 10, control shell 11, fixture block 12, second extension spring 13, extrusion wheel 14 and bolt 15, the problem of current ground resistance tester not preventing the mistake and bumping the function has been solved, this ground resistance tester, it has the mistake and bumps the function to prevent, the accurate advantage of measured data, be worth promoting.

When the grounding resistance tester body 2 is required to be used for data testing, the shifting block 26 is shifted, the shifting block 26 is matched with the adjusting block 23 to extrude the spring 24 and drive the mounting rod 25 to be separated from the inner cavity of the positioning shell 21, the third tension spring 18 resets to pull the limiting plate 17 and the fixing plate 19 to move, the fixing plate 19 moves to drive the moving wheel 20 to move out of the inner cavity of the base 1, then the shifting block 26 is loosened, the mounting rod 25 resets, the top of the positioning shell 21 is contacted with the mounting rod 25 to control the using position of the moving wheel 20, the grounding resistance tester body 2 is moved to the required using position through the moving wheel 20, the handle is pulled when testing is started, the handle drives the protective cover 8 to move upwards, the protective cover 8 is matched with the connecting block 7 to drive the sliding sleeve 5 to stretch the first tension spring 6, meanwhile, the protective cover 8 moves to enable the fixing shell 9 and the clamping block 12 to be in the same horizontal position, the bolt 15 is rotated, the bolt 15 drives the extrusion wheel 14 to move downwards, and the extrusion wheel 14 extrudes the inclined plane of the inner wall of the control shell 11, so that the control shell 11 stretches the second tension spring 13 and drives the fixture block 12 to enter the inner cavity of the fixed shell 9, the use position of the protective cover 8 is fixed, and the influence on the test result caused by mistaken collision is prevented.

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 an electric power detects with ground resistance tester who prevents mistake and bump, includes base (1), its characterized in that: the ground resistance tester comprises a base (1), wherein a ground resistance tester body (2) is fixedly connected to the top of the base (1), partition plates (3) are fixedly connected to the two sides of the top and the bottom of an inner cavity of the base (1), slide rods (4) are arranged on the opposite sides of the two partition plates (3), the top and the bottom of each slide rod (4) are fixedly connected with the inner wall of the base (1), a slide sleeve (5) and a first tension spring (6) are sequentially sleeved on the surface of each slide rod (4) from top to bottom, a connecting block (7) is fixedly connected to the opposite sides of the two slide sleeves (5), one side, far away from the slide sleeve (5), of each connecting block (7) penetrates through the outer side of the base (1), a protective cover (8) is sleeved on the surface of the ground resistance tester body (2), the bottoms of the two sides of the inner cavity of the protective cover (8) are fixedly connected with the connecting block (7), and fixing shells (9) are fixedly connected to the two sides of the inner cavity of the protective cover (8), the two sides of the top of the base (1) are fixedly connected with mounting shells (10), an inner cavity of each mounting shell (10) is provided with a control shell (11), one side of each control shell (11) opposite to each other is fixedly connected with a fixture block (12), one side of each fixture block (12) far away from the control shell (11) penetrates through the inner cavity of the corresponding fixing shell (9), the bottom of one side of each control shell (11) opposite to each other is fixedly connected with a second tension spring (13), the inner cavity of each mounting shell (10) is provided with an extrusion wheel (14), one side of each extrusion wheel (14) opposite to each extrusion wheel extends to the inner cavity of the corresponding control shell (11), the top of each mounting shell (10) is provided with a bolt (15), the bottom of each bolt (15) penetrates through the corresponding mounting shell (10) and is movably connected with the extrusion wheel (14), and a positioning rod (16) is fixedly connected between the top and the bottom of the inner cavity of the base (1), the positioning rod (16) is characterized in that a limiting plate (17) and a third tension spring (18) are sequentially sleeved on the surface of the positioning rod (16) from top to bottom, fixing plates (19) are fixedly connected to two sides of each limiting plate (17), a moving wheel (20) is fixedly connected to the bottom of each fixing plate (19), the bottom of each moving wheel (20) penetrates through the outer side of the base (1), positioning shells (21) are fixedly connected to two sides of the top of each limiting plate (17), limiting boxes (22) are fixedly connected to the tops of opposite sides of the two partition plates (3), adjusting blocks (23) are arranged in inner cavities of the limiting boxes (22), springs (24) are fixedly connected to opposite sides of the two adjusting blocks (23), mounting rods (25) are fixedly connected to opposite sides of the two adjusting blocks (23), and one side, far away from the adjusting blocks (23), of each mounting rod (25) penetrates through the inner cavity of each positioning shell (21), the front side of regulating block (23) fixedly connected with shifting block (26), the front side of shifting block (26) runs through to the outside of base (1).

2. The ground resistance tester for preventing false touch for power detection according to claim 1, characterized in that: the top and the bottom of first extension spring (6) respectively with the inner wall fixed connection of sliding sleeve (5) and base (1), the first opening that uses with connecting block (7) cooperation is all seted up to the both sides of base (1).

3. The ground resistance tester for preventing false touch for power detection according to claim 1, characterized in that: the equal fixedly connected with handle in both sides of safety cover (8), the screw hole that uses with bolt (15) cooperation is seted up at the top of installation shell (10).

4. The ground resistance tester for preventing false touch for power detection according to claim 1, characterized in that: one side of the second tension spring (13) far away from the control shell (11) is fixedly connected with the grounding resistance tester body (2), and the joint of the top of the extrusion wheel (14) and the bolt (15) is movably connected through a bearing.

5. The ground resistance tester for preventing false touch for power detection according to claim 1, characterized in that: one side fixedly connected with slider that limiting plate (17) was kept away from in fixed plate (19), the spout that uses with the slider cooperation has all been seted up to one side that two baffles (3) are relative.

6. The ground resistance tester for preventing false touch for power detection according to claim 1, characterized in that: the second opening that uses with removal wheel (20) cooperation is seted up to the bottom of base (1), the obverse surface of safety cover (8) is provided with the observation window, the front side of base (1) is opened and is equipped with the thermovent.