CN219285285U

CN219285285U - Ground resistance testing device

Info

Publication number: CN219285285U
Application number: CN202320776010.9U
Authority: CN
Inventors: 朱礼; 李雪飞; 徐章任
Original assignee: Yunnan Qiantai Power Technology Co ltd
Current assignee: Yunnan Qiantai Power Technology Co ltd
Priority date: 2023-04-10
Filing date: 2023-04-10
Publication date: 2023-06-30
Anticipated expiration: 2033-04-10

Abstract

The utility model relates to a grounding resistance testing device which comprises a shell, wherein a handle is fixedly connected to the outer part of the shell, a limiting block is movably connected to the outer part of the handle, a display screen is movably connected to the outer part of the limiting block, a storage tank is movably connected to the bottom of the display screen, a tooth slot is fixedly connected to the inner part of the storage tank, and a second gear is movably connected to the outer part of the tooth slot. When a worker uses the device to detect, the clamping block is separated from the clamping groove, the storage groove is pulled to drive the second gear to move on the tooth groove, the knob is rotated to drive the third rotating rod and the first bevel gear to rotate, the first bevel gear can drive the second bevel gear to rotate, the tooth pattern is arranged between the second bevel gear and the jaw, and the jaw can be moved by the rotation of the second bevel gear, so that the jaw is exposed through the groove, and further the grounding resistance is detected.

Description

Ground resistance testing device

Technical Field

The utility model relates to the technical field of ground resistance test application, in particular to a ground resistance test device.

Background

The grounding resistance measuring device is a resistance measuring device and is used for measuring the grounding resistance of various devices and measuring the conductor resistance value of low resistance in the departments of electric power, post and telecommunications, railway, communication, mine and the like; soil resistivity and ground voltage can also be measured.

The prior patent (publication number: CN 212391541U) discloses a grounding resistance testing device, which comprises a tester body and a protective sleeve, wherein the protective sleeve is used for wrapping a jaw on the tester body. The utility model has the advantages that the jaw position is not easy to be contaminated by dust and other impurities, and the normal use and the measurement accuracy of the grounding resistance testing device are ensured.

The inventors found that the following problems exist in the prior art in the process of implementing the present utility model: the existing ground resistance testing device is insufficient in protection to the jaw, the jaw is often carried on a worker or placed inside the testing device, the device cannot be effectively protected, and in the wire winding process, the problem that the wire is wound and the twisted wire is broken easily occurs is solved.

Therefore, it is desirable to provide a ground resistance testing device.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model aims to provide a grounding resistance testing device which can better protect a jaw on the testing device and prevent the situation of line winding in the wire winding process.

(II) technical scheme

The technical scheme includes that the ground resistance testing device comprises a shell, a handle is fixedly connected to the outer portion of the shell, a limiting block is movably connected to the outer portion of the handle, a display screen is movably connected to the outer portion of the limiting block, a storage tank is movably connected to the bottom of the display screen, a tooth groove is fixedly connected to the inner portion of the storage tank, a second gear is movably connected to the outer portion of the tooth groove, a first rotating rod is movably connected to the outer portion of the second gear, a first gear is fixedly connected to the outer portion of the first rotating rod, a third gear is movably connected to the outer portion of the first gear, and a second rotating rod is fixedly connected to the outer portion of the third gear.

The bottom swing joint of second bull stick has the block, the outside swing joint of block has the block groove, the outside swing joint in block groove has the protective housing, the inside fixedly connected with recess of protective housing, the outside swing joint of recess has the jaw, the outside swing joint of jaw has fixed storehouse, the bottom swing joint of fixed storehouse has the second bevel gear, the outside swing joint of second bevel gear has first bevel gear, the outside fixedly connected with third bull stick of first bevel gear, the outside fixedly connected with knob of third bull stick.

As a preferable scheme, one side of the outer wall of the first gear is tightly attached to one side of the outer wall of the third gear, and the second gear is fixedly connected to the tooth groove.

As a preferable scheme, a plurality of clamping blocks are arranged in the storage tank, and the clamping blocks are connected with the clamping tank in a meshed mode.

As a preferable scheme, the connection mode of the second bevel gear and the first bevel gear is meshed and connected, and one side of the outer wall of the first bevel gear is tightly attached to one side of the outer wall of the third rotating rod.

As the preferable scheme, outer wall one side of knob and outer wall one side of third bull stick closely laminate, the junction of keeping silent with the second bevel gear is provided with the insection.

As a preferable scheme, a limiting groove is formed in the shell, and the limiting block is meshed with the limiting groove.

As a preferable scheme, a plurality of tooth grooves are formed in the storage groove, and second gears are fixedly connected to the inner parts of the tooth grooves.

(III) beneficial effects

Compared with the prior art, the utility model provides a grounding resistance testing device, which comprises the following components

The beneficial effects are that:

1. according to the utility model, the storage groove, the clamping groove, the second gear, the tooth groove, the clamping block, the groove, the jaw, the knob, the third rotating rod, the first bevel gear and the second bevel gear are arranged, when a worker uses the device for detection, the clamping block is separated from the clamping groove, the second gear is driven to move on the tooth groove by pulling the storage groove, the third rotating rod and the first bevel gear are driven to rotate by rotating the knob, the second bevel gear can be driven to rotate by rotating the first bevel gear, the tooth pattern is arranged between the second bevel gear and the jaw, and the jaw can be moved by rotating the second bevel gear, so that the jaw is exposed through the groove, and further the grounding resistor is detected.

2. According to the utility model, the storage groove, the first rotating rod, the first gear, the second rotating rod, the third gear and the jaw are arranged, when the work is finished, the jaw is placed in the storage groove, a line connected with one end of the jaw is wound on the second rotating rod and the first rotating rod, and when the wire is wound, the third gear is rotated to drive the first gear to rotate, so that the wire winding condition is prevented in the wire winding process.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic diagram of a storage tank according to the present utility model;

FIG. 3 is a schematic perspective view of a protective shell according to the present utility model;

FIG. 4 is a schematic diagram of the internal structure of the storage tank according to the present utility model;

FIG. 5 is a schematic diagram of the internal structure of the protective shell according to the present utility model.

In the figure: 1. a housing; 2. a handle; 3. a storage tank; 4. a display screen; 5. a limiting block; 6. a clamping groove; 7. a first rotating lever; 8. a first gear; 9. a second gear; 10. tooth slots; 11. a second rotating rod; 12. a third gear; 13. a clamping block; 14. a protective shell; 15. a groove; 16. a jaw; 17. a knob; 18. a third rotating rod; 19. a first bevel gear; 20. a second bevel gear; 21. and (5) fixing the bin.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.

In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Example 1

Referring to fig. 1-3, the embodiment provides a grounding resistor testing device, which comprises a housing 1, wherein a handle 2 is fixedly connected to the outside of the housing 1, a limiting block 5 is movably connected to the outside of the handle 2, a display screen 4 is movably connected to the outside of the limiting block 5, a storage tank 3 is movably connected to the bottom of the display screen 4, a tooth slot 10 is fixedly connected to the inside of the storage tank 3, a second gear 9 is movably connected to the outside of the tooth slot 10, a first rotating rod 7 is movably connected to the outside of the second gear 9, a first gear 8 is fixedly connected to the outside of the first rotating rod 7, a third gear 12 is movably connected to the outside of the first gear 8, and a second rotating rod 11 is fixedly connected to the outside of the third gear 12.

The bottom swing joint of second bull stick 11 has block 13, the outside swing joint of block 13 has block groove 6, the outside swing joint of block groove 6 has protective housing 14, the inside fixedly connected with recess 15 of protective housing 14, the outside swing joint of recess 15 has jaw 16, the outside swing joint of jaw 16 has fixed storehouse 21, the bottom swing joint of fixed storehouse 21 has second bevel gear 20, the outside swing joint of second bevel gear 20 has first bevel gear 19, the outside fixedly connected with third bull stick 18 of first bevel gear 19, the outside fixedly connected with knob 17 of third bull stick 18.

The outer wall side of the first gear 8 is tightly attached to the outer wall side of the third gear 12, the second gear 9 is fixedly connected to the tooth groove 10, the first gear 8 can rotate to drive the third gear 12, and the tooth groove 10 can drive the second gear 9 to move.

The inside of holding tank 3 is provided with a plurality of block 13, and block 13 and the connected mode setting of block 6 are the meshing connection, can press from both sides tightly holding tank 3.

The connection mode of the second bevel gear 20 and the first bevel gear 19 is set to be in meshed connection, one side of the outer wall of the first bevel gear 19 is tightly attached to one side of the outer wall of the third rotating rod 18, and the rotation of the first bevel gear 19 can drive the rotation of the second bevel gear 20.

The outer wall side of the knob 17 is tightly attached to the outer wall side of the third rotating rod 18, the joint of the jaw 16 and the second bevel gear 20 is provided with insections, the rotation of the knob 17 can drive the rotation of the third rotating rod 18, and the rotation of the second bevel gear 20 can drive the jaw 16 to move.

The inside of casing 1 is provided with the spacing groove, and stopper 5 and spacing groove meshing are connected, can protect casing 1 internal arrangement.

The inside of bin 3 is provided with a plurality of tooth's socket 10, and the inside of tooth's socket 10 is all fixedly connected with second gear 9, can conveniently accomodate and open bin 3.

In this embodiment, when the operator uses the device to perform detection, the clamping block 13 is separated from the clamping groove 6, and the storage groove 3 is pulled to drive the second gear 9 to move on the tooth slot 10, and then the knob 17 is rotated to drive the third rotating rod 18 to rotate with the first bevel gear 19, the rotation of the first bevel gear 19 can drive the rotation of the second bevel gear 20, the insection is arranged between the second bevel gear 20 and the jaw 16, and the rotation of the second bevel gear 20 can enable the jaw 16 to move, so that the jaw 16 is exposed through the groove 15, and then the grounding resistor is detected.

Example 2

Referring to FIGS. 4-5, based on the same concept as embodiment 1 above, this embodiment also proposes

In this embodiment, when the operation is finished, the jaw 16 is placed in the storage tank 3, and the line connected to one end of the jaw 16 is wound on the second rotating rod 11 and the first rotating rod 7, and when the wire is wound, the third gear 12 is rotated to drive the first gear 8 to rotate, so that the winding condition is prevented in the winding process.

The working principle of the utility model is that; when a worker uses the device to detect, the clamping block 13 is separated from the clamping groove 6, the storage groove 3 is pulled to drive the second gear 9 to move on the tooth groove 10, the knob 17 is rotated to drive the third rotating rod 18 and the first bevel gear 19 to rotate, the rotation of the first bevel gear 19 can drive the rotation of the second bevel gear 20, the insection is arranged between the second bevel gear 20 and the jaw 16, and the rotation of the second bevel gear 20 can enable the jaw 16 to move, so that the jaw 16 is exposed through the groove 15, and then the grounding resistance is detected;

when the wire winding device is finished, the jaw 16 is placed in the storage groove 3, a wire connected with one end of the jaw 16 is wound on the second rotating rod 11 and the first rotating rod 7, and the third gear 12 is rotated to drive the first gear 8 to rotate during wire winding, so that the wire winding condition is prevented in the wire winding process.

Finally, it should be noted that the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the scope of the present utility model, 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 or equivalent substitutions can be made to the technical solution of the present utility model without departing from the spirit and scope of the technical solution of the present utility model.

Claims

1. Ground resistance testing arrangement, including casing (1), its characterized in that: the novel portable electronic device is characterized in that a handle (2) is fixedly connected to the outside of the shell (1), a limiting block (5) is movably connected to the outside of the handle (2), a display screen (4) is movably connected to the outside of the limiting block (5), a storage groove (3) is movably connected to the bottom of the display screen (4), a tooth groove (10) is fixedly connected to the inside of the storage groove (3), a second gear (9) is movably connected to the outside of the tooth groove (10), a first rotating rod (7) is movably connected to the outside of the second gear (9), a first gear (8) is fixedly connected to the outside of the first rotating rod (7), a third gear (12) is movably connected to the outside of the first gear (8), and a second rotating rod (11) is fixedly connected to the outside of the third gear (12);

the bottom swing joint of second bull stick (11) has block (13), the outside swing joint of block (13) has block groove (6), the outside swing joint of block groove (6) has protective housing (14), the inside fixedly connected with recess (15) of protective housing (14), the outside swing joint of recess (15) has jaw (16), the outside swing joint of jaw (16) has fixed storehouse (21), the bottom swing joint of fixed storehouse (21) has second bevel gear (20), the outside swing joint of second bevel gear (20) has first bevel gear (19), the outside fixedly connected with third bull stick (18) of first bevel gear (19), the outside fixedly connected with knob (17) of third bull stick (18).

2. A ground resistance testing device according to claim 1, wherein: the outer wall side of the first gear (8) is tightly attached to the outer wall side of the third gear (12), and the second gear (9) is fixedly connected to the tooth groove (10).

3. A ground resistance testing device according to claim 1, wherein: the inside of bin (3) is provided with many clamping piece (13), and the connected mode of clamping piece (13) and clamping groove (6) sets up to the meshing connection.

4. A ground resistance testing device according to claim 1, wherein: the second bevel gear (20) is connected with the first bevel gear (19) in a meshed mode, and one side of the outer wall of the first bevel gear (19) is tightly attached to one side of the outer wall of the third rotating rod (18).

5. A ground resistance testing device according to claim 1, wherein: the outer wall side of the knob (17) is tightly attached to the outer wall side of the third rotating rod (18), and the joint of the jaw (16) and the second bevel gear (20) is provided with insections.

6. A ground resistance testing device according to claim 1, wherein: the inside of casing (1) is provided with the spacing groove, stopper (5) are connected with the spacing groove meshing.

7. A ground resistance testing device according to claim 1, wherein: the inside of bin (3) is provided with many tooth's socket (10), and the inside of tooth's socket (10) is all fixedly connected with second gear (9).