CN214375011U

CN214375011U - Equipotential tester

Info

Publication number: CN214375011U
Application number: CN202120385716.3U
Authority: CN
Inventors: 胡建民; 徐斌; 吴兆辉
Original assignee: Shanghai Chemical Industry Inspection Co ltd
Current assignee: Shanghai Chemical Industry Inspection Co ltd
Priority date: 2021-02-20
Filing date: 2021-02-20
Publication date: 2021-10-08
Anticipated expiration: 2031-02-20

Abstract

The utility model relates to an equipotential tester relates to circuit check out test set's field, and it includes test instrument and containing box, is provided with the filler in the containing box, the inner wall fixed connection of filler and containing box, one side that the filler deviates from the containing box and test instrument's lateral wall butt, and the top of containing box is provided with the apron, and one side of apron and the top of containing box are articulated. This application has the effect that improves the daily protection to test instrument.

Description

Equipotential tester

Technical Field

The application relates to the field of circuit detection equipment, in particular to an equipotential tester.

Background

The equipotential tester, also known as a direct current low resistance tester, a direct current resistance tester, an ohmmeter, a micro resistance meter and the like, adopts a precise four-wire method for testing, is accurate and reliable, is used for detecting lightning strips, ground beams, structures, protection, floor slab ribs, water pipes, radiators, toilets, doors and windows and balconies in buildings, the instrument for measuring the quality of equipotential bonding between metal members of a kitchen or the like can measure the resistance of a connection conductor between various electrical devices and a ground grid, can measure the contact resistance of a circuit breaker, a switch, a socket contact, various coil resistances, a shunt resistance, a metal caulking resistance of a vehicle, a ship, an airplane, a resistance of an electric welding point, a parallel connection resistance of a storage battery, a distribution board bus, a wire contact resistance, and the like, and is widely used in a building quality inspection station, a supervision company, a building construction unit, a lightning protection company, an electric power department, a ship locomotive factory, and the like.

For example, the chinese utility model patent with patent publication No. CN207764301U discloses an intelligent equipotential tester, which includes a housing, a display screen is installed on the upper portion of the front side of the housing, a function button area and a function knob are provided on the lower side of the display screen, an I/O interface is provided on the upper side of the housing, the I/O interface includes an RS232 interface and a test line interface; the processor is connected with a storage module, an alarm module and a clock module through signal lines, and the storage battery is electrically connected with the processor, the storage module, the display screen and the clock module; the storage battery is also connected with an electric quantity detection module, and the electric quantity detection module is connected with the processor through a signal wire; the method has the advantages of convenience in use, convenience in operation, high working efficiency and quickness in reading historical detection data.

In view of the above-mentioned related technologies, the inventor believes that the potential tester is likely to be collided when being stored, and the potential tester is likely to be damaged.

SUMMERY OF THE UTILITY MODEL

In order to improve the daily protection to the test instrument, this application provides an equipotential tester.

The application provides an equipotential tester adopts following technical scheme:

the utility model provides an equipotential tester, includes test instrument and containing box, is provided with the filler in the containing box, filler and containing box's inner wall fixed connection, and the filler deviates from one side of containing box and test instrument's lateral wall butt, and the top of containing box is provided with the apron, and one side of apron and containing box's top are articulated.

Through adopting above-mentioned technical scheme, the staff puts into the containing box with this test instrument when not using this test instrument to through the filler with fix test instrument, with the stability of guaranteeing test instrument in the containing box, make test instrument can not rock in the containing box, and play good guard action through the apron to test instrument's top. Therefore, by the structure, the daily protection of the test instrument is improved.

Optionally, a placing plate is arranged between the bottom of the testing instrument and the inner bottom wall of the containing box, the placing plate is connected with the containing box in a sliding manner along the direction towards the top opening of the containing box, and a lifting assembly for driving the placing plate to move is arranged between the bottom of the placing plate and the inner bottom wall of the containing box.

Through adopting above-mentioned technical scheme, place test instrument on placing the board, then will place the board through hoisting device and rise certain height, the staff holds the side that is close to the bottom of test instrument again, upwards mentions test instrument, then can take out test instrument from the containing box, provides convenience for the staff takes out test instrument.

Optionally, the lifting assembly comprises an articulated rod, one end of the articulated rod is articulated with a roller wheel, the roller wheel is in rolling connection with the inner bottom wall of the containing box, and the other end of the articulated rod is in sliding connection with the inner bottom wall of the containing box along the position towards the edge of the containing box.

Through adopting above-mentioned technical scheme, the staff stirs the hinge bar towards the containing box edge, makes the roll at the interior diapire roll of containing box, makes the hinge bar tend to vertical state gradually, still does not reach vertical state to will place the board and rise, and release the top of containing box with test instrument's top.

Optionally, the number of the hinge rods is three, two hinge rods are arranged on one side of the storage box and one side of the cover plate in a hinged mode, the two hinge rods are located on two sides of the storage box respectively, one hinge rod is arranged in the middle of one side of the storage box far away from the storage box and the side of the cover plate in the hinged mode, and the bottom ends of the three hinge rods slide along one side of the cover plate far away from the storage box and one side of the storage box in the hinged mode.

Through adopting above-mentioned technical scheme, stimulate three hinge bar simultaneously, make three hinge bar remove simultaneously, have good stability when making to place the platform and rise, make to place the difficult slope phenomenon that takes place of platform.

Optionally, a guide rail is fixedly arranged on the inner bottom wall along the rolling direction of the roller, and the roller is in rolling connection with the guide rail.

Through adopting above-mentioned technical scheme, the guide rail has played the effect of guide for the rolling direction of gyro wheel, makes the difficult emergence skew of the rolling direction of gyro wheel, has improved the stability when the gyro wheel rolls.

Optionally, one end of each hinged rod close to the roller is connected with an auxiliary pull rope, one end of each auxiliary pull rope far away from the hinged rod is connected with a main pull rope, the containing box deviates from one side hinged with the cover plate and is provided with a through hole, and the main pull rope is connected with a pull ring outside the containing box after passing through the side wall of the containing box from the through hole.

Through adopting above-mentioned technical scheme, main stay cord drives vice stay cord and removes, then drives articulated the removal through vice stay cord again, makes the hinge bar remove gradually and will place the board and rise, provides convenience for the staff removes the hinge bar.

Optionally, a lock catch used for fixing the cover plate and the storage box is arranged between the cover plate and the storage box, and the lock catch is located on one side departing from the hinge joint of the cover plate and the storage box.

Through adopting above-mentioned technical scheme, when taking in the test instrument to the containing box to with the hasp with fixed between apron and the containing box, thereby for providing good stability between apron and the containing box.

Optionally, a handle is fixedly arranged at the top of the cover plate.

Through adopting above-mentioned technical scheme, the storage box is mentioned and to the device transport to the handheld handle of staff's accessible to carry work for the staff to the device provides convenience.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the storage box and the filler are additionally arranged, so that the test instrument can be placed in the storage box, good stability is provided for the test instrument in the storage box through the filler, and daily protection is provided for the test instrument through the storage box;

2. the staff can make the platform of placing upwards rise through pulling main stay cord to stretch out in the top follow standing groove that makes test instrument, take out test instrument for the staff and provide convenience.

Drawings

FIG. 1 is an equipotential tester according to an embodiment of the present application;

FIG. 2 is a schematic view of the structure of the cover plate when the cover plate is opened;

fig. 3 is a schematic structural diagram showing the structure of the lifting assembly.

Description of reference numerals: 1. testing the instrument; 11. a hand-held slot; 2. a storage box; 21. a filler; 22. a through hole; 3. placing the plate; 4. a lifting assembly; 41. a hinged lever; 42. a roller; 5. a guide rail; 51. a groove; 6. an auxiliary pull rope; 61. a main pull rope; 62. a pull ring; 7. locking; 8. a handle; 9. and (7) a cover plate.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses an equipotential tester.

Referring to fig. 1 and 2, an equipotential tester includes test instrument 1 and containing box 2 that is used for taking in test instrument 1, the lateral wall of containing box 2 is filled with filler 21, the outer wall of filler 21 is pasted fixedly with the inside lateral wall of containing box 2, the lateral wall of test instrument 1 deviates from the lateral wall butt of containing box 2 one side with filler 21, the top of containing box 2 is provided with apron 9, one side of apron 9 is articulated with one side at containing box 2 top, be provided with between apron 9 and containing box 2 and be used for both fixed hasp 7, hasp 7 sets up with apron 9 and containing box 2 articulated one side relatively, the top of containing box 2 has set firmly handle 8. In the present document, the filler 21 is made of rubber. When the staff need use this test instrument 1, can take in test instrument 1 to containing box 2 in, containing box 2 and filler 21 have played good guard action for test instrument 1, filler 21 has still improved the stability of test instrument in containing box 2 simultaneously, make test instrument 1 be difficult for taking place to rock, apron 9 has played good guard action for test instrument 1's top, made things convenient for the staff to carry this test instrument 1 through handle 8.

Referring to fig. 2 and 3, the two sides of the testing instrument 1 near the top are provided with a portable slot 11, a placing plate 3 for placing the testing instrument 1 is arranged above the bottom wall in the containing box 2, and a plurality of lifting assemblies 4 for lifting the placing plate 3 are arranged between the bottom wall in the containing box 2 and the bottom of the placing plate 3. The staff, when needing to use test instrument 1, accessible lifting unit 4 will place the high rising of board 3, and the rethread is placed board 3 and is being driven the top of test instrument 1 and stretch out from the top of containing box 2 simultaneously, and the staff takes out test instrument 1 from containing box 2 with the portable groove 11 department of 1 both sides of handheld test instrument again.

Referring to fig. 2 and 3, the lifting assembly 4 includes three hinge levers 41 and rollers 42, the hinge levers 41 are provided in three, one hinge lever 41 is provided on the side of the placing plate 3 adjacent to the locker 7, and the hinge lever 41 is located at a middle position of the bottom of the placing plate 3; the two hinge rods 41 are provided on the side of the placing plate 3 that is hinged to the storage box 2 near the cover plate 9, and the two hinge rods 41 are respectively located on both sides of the bottom of the cover plate 9. The one end of articulated rod 41 with place the board 3 bottom articulated, articulated rod 41 keeps away from the one end of placing board 3 and articulates with gyro wheel 42, and through-hole 22 has been seted up in the one side that is close to hasp 7 to containing box 2, and through-hole 22 runs through the lateral wall of containing box 2. The three rollers 42 are each in rolling contact with the inner bottom wall of the storage box 2 in a direction opening toward the through hole 22. The inner bottom wall of containing box 2 sets firmly three guide rail 5, and guide rail 5 and gyro wheel 42 one-to-one, and guide rail 5 has seted up recess 51 along self length direction, and gyro wheel 42 is located recess 51 and guide rail 5 roll connection. One end of the hinged rod 41 close to the roller 42 is connected with an auxiliary pull rope 6, one end of the auxiliary pull rope 6 departing from the hinged rod 41 is connected with a main pull rope 61, and one end of the main pull rope 61 departing from the auxiliary pull rope 6 extends out of the containing box 2 from the through hole 22 and is connected with a pull ring 62. When the worker needs to take out the test instrument 1, the worker only needs to manually pull the main pull rope 61, so that the main pull rope 61 drives the auxiliary pull rope 6 to move, then the auxiliary pull rope 6 drives the hinge rod 41 to move, the hinge rod 41 drives the roller 42 to rotate during the movement process, so that the hinge rod 41 gradually moves towards the direction which tends to be in the vertical state, but the completely vertical state can not be achieved, meanwhile, the placing plate 3 drives the test instrument 1 to move upwards, the end part of the test instrument 1 extends out of the top of the containing box 2, then the worker loosens the main pull rope 61, under the weight effect of placing board 3, make articulated rod 41 with place board 3 and reset, testing instrument 1 makes testing instrument 1 not take place the phenomenon of whereabouts through the frictional force with between the filler 21 butt simultaneously, makes things convenient for the staff hand to stretch into in the handheld groove 11 and take out testing instrument 1 from containing box 2.

The implementation principle of applying for an equipotential tester of an embodiment is: when the staff does not use this test instrument 1, can put into test instrument 1 in containing box 2 to cover the top of containing box 2 by apron 9, when needs use test instrument 1, staff's pulling main stay cord 61 makes and places board 3 and slowly rises, and drives the top of test instrument 1 and stretches out from the top of containing box 2, then handheld groove 11 department again, takes out test instrument 1 from the inside of containing box 2. Therefore, through the structure, a good protection effect is provided for the daily life of the test instrument 1, and meanwhile, the test instrument 1 is convenient for workers to take out.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. An equipotential tester, its characterized in that: including test instrument (1) and containing box (2), be provided with filler (21) in containing box (2), filler (21) and the inner wall fixed connection of containing box (2), filler (21) deviate from the lateral wall butt of one side of containing box (2) and test instrument (1), and the top of containing box (2) is provided with apron (9), and one side of apron (9) and the top of containing box (2) are articulated.

2. The equipotential tester of claim 1, wherein: be provided with between the bottom of test instrument (1) and the interior diapire of containing box (2) and place board (3), place board (3) along orientation containing box (2) open-top's direction and containing box (2) sliding connection, be provided with between the bottom of placing board (3) and the interior diapire of containing box (2) and be used for driving and place board (3) and remove lifting means (4).

3. The equipotential tester of claim 2, wherein: lifting component (4) are including articulated pole (41), and the one end of articulated pole (41) articulates there is gyro wheel (42), and gyro wheel (42) and the interior diapire roll connection of containing box (2), the other end of articulated pole (41) along the position towards containing box (2) edge with the interior diapire sliding connection of containing box (2).

4. The equipotential tester of claim 3, wherein: articulated pole (41) are provided with threely altogether, wherein are provided with two in the articulated one side of containing box (2) and apron (9), and two articulated poles (41) are located the both sides of containing box (2) respectively, are provided with one in the middle part of keeping away from containing box (2) and apron (9) articulated one side, and the bottom of three articulated pole (41) all slides along deviating from apron (9) and containing box (2) articulated one side along the orientation.

5. The equipotential tester of claim 3, wherein: and a guide rail (5) is fixedly arranged on the inner bottom wall along the rolling direction of the roller (42), and the roller (42) is in rolling connection with the guide rail (5).

6. The equipotential tester of claim 4, wherein: every one end that articulated mast (41) is close to gyro wheel (42) all is connected with vice stay cord (6), and the one end that articulated mast (41) was kept away from in vice stay cord (6) is connected with a main stay cord (61), and storage box (2) deviate from and have seted up through-hole (22) with apron (9) articulated one side, and main stay cord (61) have connect pull ring (62) in the outside of storage box (2) after the lateral wall of storage box (2) is passed from through-hole (22).

7. The equipotential tester of claim 1, wherein: be provided with between apron (9) and containing box (2) and be used for both fixed hasp (7), hasp (7) are located and deviate from apron (9) and containing box (2) articulated one side.

8. The equipotential tester of claim 1, wherein: the top of the cover plate (9) is fixedly provided with a handle (8).