CN211905525U

CN211905525U - Grounding resistance testing device

Info

Publication number: CN211905525U
Application number: CN201921967715.9U
Authority: CN
Inventors: 李言力; 李润生
Original assignee: Liaoning Institute of Science and Technology
Current assignee: Liaoning Institute of Science and Technology
Priority date: 2019-11-14
Filing date: 2019-11-14
Publication date: 2020-11-10
Anticipated expiration: 2029-11-14

Abstract

The utility model discloses a ground resistance testing arrangement, the power distribution box comprises a box body, the inside fixed mounting of box has the controller, a power supply, memory and human-computer interaction unit, and the standing groove has been seted up to the side of box, and measuring module has been placed to the inside of standing groove, and measuring module comprises end board, slide, supporting leg and measuring stick, and the one end fixed mounting of slide has the end board, and the cavity has been seted up to the inside of end board, the utility model relates to a ground resistance testing arrangement, this ground resistance testing arrangement adopt controller and human-computer interaction unit, have realized ground resistance's continuous measurement, have improved the precision to can realize long-range on-line monitoring, carry out dynamic display simultaneously, realized the technique that electronic test technique and human-computer interaction machine combined, improved measurement accuracy, convenient operation nature and dynamic display's flexibility.

Description

Grounding resistance testing device

Technical Field

The utility model relates to a testing arrangement, in particular to ground resistance testing arrangement belongs to test resistance test technical field.

Background

The device of the grounding resistor is of great importance, and the qualified grounding resistor device can prevent the electric power equipment and the instrument from being worn and leaking electricity, thereby threatening personnel, the electric power equipment, the instrument and buildings. Therefore, national standards related to the ground resistance must be strictly implemented, data which are measured inaccurately are analyzed in detail, a method for avoiding the measurement of the ground resistance from being inaccurate is strictly ensured to meet the requirements, along with the gradual development of the power connection technology, a plurality of methods for testing the ground resistance are provided, the accuracy of the measured data in the detection process of the ground resistance is ensured through the detection of the ground resistance, the reliability of a grounding device is ensured, and the safety of personnel, power equipment, instruments and the like is ensured.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a ground resistance testing arrangement to the problem of the unsafe method of ground resistance measurement is avoided to the detail analysis will be carried out to measuring the unsafe data that proposes in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a grounding resistance testing device comprises a box body, wherein a placing groove is arranged on the side surface of the box body, a current measuring device and a voltage measuring device are placed inside the placing groove, the current measuring device and the voltage measuring device are composed of an end plate, a sliding seat, a supporting leg and a measuring rod, an end plate is fixedly arranged at one end of the sliding plate, a cavity is arranged in the end plate, a wireless transceiver is fixedly arranged in the cavity, a sliding seat is fixedly sleeved outside the sliding plate, two supporting legs are fixedly arranged on one side of the sliding seat through a rotating shaft, a rotating rod is fixedly arranged inside the sliding seat, a gear is fixedly arranged at one end of the rotating rod, a sliding groove is arranged at one side of the inner wall of the sliding seat, a sliding block is connected inside the sliding groove in a sliding manner, and one side of the sliding block is meshed with the gear, and the other side of the sliding block is fixedly provided with a measuring rod.

As an optimized technical scheme of the utility model, the top fixed mounting of box has the handle.

As an optimized technical scheme of the utility model, the other end of bull stick and the knob fixed connection of slide side.

As an optimal technical scheme of the utility model, the one end of measuring stick is connected with the measured resistance contact, measured resistance and measuring module electric connection, measuring module includes current measurement device and voltage measurement device, measuring module passes through wireless transceiver and controller signal connection, controller and memory cell and human-computer interaction unit electric connection, the memory cell is 24CXX type memory, the human-computer interaction unit includes the display screen, equal and the power electric connection of display screen, controller and memory.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a ground resistance testing arrangement, this ground resistance testing arrangement adopt controller and human-computer interaction unit, have realized ground resistance's continuous measurement, have improved the precision to can realize long-range on-line monitoring, carry out dynamic display simultaneously, realize the technique that electronic test technique and human-computer interaction combined, improve measurement accuracy, convenient operation nature and dynamic display's flexibility.

Drawings

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

fig. 2 is a schematic structural diagram of the measurement module of the present invention;

FIG. 3 is a schematic structural view of the slide carriage of the present invention;

fig. 4 is a schematic structural view of the electrical connection module of the present invention;

fig. 5 is a schematic structural diagram of the measurement module of the present invention.

In the figure: 1. a box body; 2. a memory; 3. a placement groove; 4. a measurement module; 5. a human-computer interaction unit; 6. a controller; 7. a power source; 8. an end plate; 9. a slide plate; 10. a slide base; 11. supporting legs; 12. a measuring rod; 13. a knob; 14. a slider; 15. a gear; 16. a rotating rod; 17. a voltage measuring device; 18. a current measuring device.

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. 1-5, the utility model provides a ground resistance testing device, which comprises a box body 1, a placing groove 3 is arranged on the side surface of the box body 1, a current measuring device 17 and a voltage measuring device 18 are arranged in the placing groove 3, the current measuring device 17 and the voltage measuring device 18 are both composed of an end plate 8, a sliding plate 9, a sliding seat 10, supporting legs 11 and a measuring rod 12, the end plate 8 is fixedly arranged at one end of the sliding plate 9, a cavity is arranged in the end plate 8, a wireless transceiver is fixedly arranged in the cavity, a sliding seat 10 is arranged on the external fixed sleeve of the sliding plate 9 in a sliding way, two supporting legs 11 are fixedly arranged on one side of the sliding seat 10 through a rotating shaft, a rotating rod 16 is fixedly arranged in the sliding seat 10, a gear 15 is fixedly arranged at one end of the rotating rod 16, a sliding groove is arranged on one side of, and one side of the sliding block 14 is meshed with the gear 15, and the other side of the sliding block 14 is fixedly provided with the measuring rod 12.

Preferably, a handle is fixedly arranged at the top end of the box body 1; the other end of the rotating rod 16 is fixedly connected with a knob 13 on the side surface of the sliding seat 10; one end of the measuring rod 12 is in contact connection with a measured resistor, the measured resistor is electrically connected with the measuring module 4, the measuring module 4 comprises a current measuring device 17 and a voltage measuring device 18, the measuring module 4 is in signal connection with the controller 6 through the wireless transceiver, the controller 6 is electrically connected with the storage unit 2 and the human-computer interaction unit 5, the storage unit 2 is a 24 CXX-type memory, the human-computer interaction unit 5 comprises a display screen, and the display screen, the controller 6 and the memory are electrically connected with the power supply 7.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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 ground resistance testing device comprises a box body (1) and is characterized in that a placing groove (3) is formed in the side face of the box body (1), a current measuring device (17) and a voltage measuring device (18) are placed in the placing groove (3), the current measuring device (17) and the voltage measuring device (18) are composed of an end plate (8), a sliding plate (9), a sliding seat (10), supporting legs (11) and measuring rods (12), the end plate (8) is fixedly installed at one end of the sliding plate (9), a cavity is formed in the end plate (8), a wireless transceiver is fixedly installed in the cavity, the sliding seat (10) is sleeved on the outer portion of the sliding plate (9) in a sliding mode, two supporting legs (11) are fixedly installed on one side of the sliding seat (10) through a rotating shaft, the rotating rod (16) is fixedly installed in the sliding seat (10), one end of the rotating rod (16) is fixedly provided with a gear (15), one side of the inner wall of the sliding seat (10) is provided with a sliding groove, the inside of the sliding groove is connected with a sliding block (14) in a sliding mode, one side of the sliding block (14) is meshed with the gear (15) and connected, and the other side of the sliding block (14) is fixedly provided with a measuring rod (12).

2. The ground resistance testing device according to claim 1, characterized in that: the top end of the box body (1) is fixedly provided with a handle.

3. The ground resistance testing device according to claim 1, characterized in that: the other end of the rotating rod (16) is fixedly connected with a knob (13) on the side surface of the sliding seat (10).

4. The ground resistance testing device according to claim 1, characterized in that: the one end of measuring stick (12) is connected with the contact of being surveyed resistance, being surveyed resistance and measuring module (4) electric connection, measuring module (4) include current measurement device (17) and voltage measurement device (18), measuring module (4) are through wireless transceiver and controller (6) signal connection, controller (6) and memory cell (2) and human-computer interaction unit (5) electric connection, memory cell (2) are 24CXX type memory, human-computer interaction unit (5) include the display screen, controller (6) and memory all with power (7) electric connection.