CN213658845U

CN213658845U - Loop resistance tester

Info

Publication number: CN213658845U
Application number: CN202022816080.1U
Authority: CN
Inventors: 徐黄辉; 黄孜恒; 苏慧兵
Original assignee: Wuhan Rongde Electric Measurement Technology Co ltd
Current assignee: Wuhan Rongde Electric Measurement Technology Co ltd
Priority date: 2020-11-30
Filing date: 2020-11-30
Publication date: 2021-07-09
Anticipated expiration: 2030-11-30

Abstract

The utility model discloses a return circuit resistance tester, including examining test table, examine the left end fixedly connected with fixed bolster at test table top, the lower extreme fixedly connected with insulator foot of fixed bolster internal surface, the middle-end threaded connection at fixed bolster top has the threaded rod, and there is insulating splint bottom of threaded rod through bearing swing joint. The utility model discloses an insulator foot, the conducting block, the threaded rod, under the effect of mutually supporting between fixed bolster and insulating splint and the resistance detector body, the conducting block on the resistance detector body sense terminal has been reached and the purpose of effectively pressing from both sides tight fixed is carried out between the detection circuitry, and then the effectual rate of accuracy that detects that has improved, people's user demand has been satisfied, it usually carries out the contact detection for artifical holding the detection terminal pair to the detection circuitry to have solved current resistance tester, it is not hard up and has reduced the accuracy of detected data to easily appear in the testing process, the problem that people's user demand can not be satisfied.

Description

Loop resistance tester

Technical Field

The utility model relates to a resistance tester technical field specifically is a loop resistance tester.

Background

Resistance tester is the indispensable electronic equipment instrument of electrical safety inspection and earth working completion acceptance, including ground resistance tester, insulation resistance tester, ground resistance tester, direct current resistance measuring apparatu, surface resistance tester and return circuit resistance tester, however current resistance tester holds the test terminal for the manual work usually and carries out contact detection to being detected the circuit, and the easy appearance is not hard up in the testing process and has reduced the accuracy of detection data, can't satisfy people's user demand.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a loop resistance tester possesses and to carry out the advantage fixed to wire and sense terminal, has solved current resistance tester and has held the sense terminal for the manual work usually and to be carried out the contact detection by the circuit, easily appears becoming flexible and has reduced the accuracy of detection data in the testing process, can not satisfy the problem of people's user demand.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a loop resistance tester, is including examining test table, examine the left end fixedly connected with fixed bolster at test table top, the lower extreme fixedly connected with insulator foot of fixed bolster internal surface, the middle-end threaded connection at fixed bolster top has the threaded rod, there is insulating splint bottom of threaded rod through bearing swing joint, the right-hand member fixed mounting who examines the test table top has the resistance detector body, the positive fixed surface of resistance detector body installs control panel, the left both ends of resistance detector body all are through wire fixedly connected with conducting block, the bottom fixed connection of conducting block is in insulator foot's top.

Preferably, all there is the loose wheel all through bearing swing joint around detecting the platform bottom, the positive surface that detects the platform has the chamber door through hinge movable mounting.

Preferably, the right side of the resistance detector body is provided with heat dissipation holes, and the inner sides of the heat dissipation holes comprise non-woven fabrics.

Preferably, the top of the threaded rod is fixedly connected with a turntable, and the top of the turntable is movably connected with a crank through a bearing.

Preferably, both sides of the insulating clamping plate are fixedly connected with sliding blocks, and the inner surfaces of the sliding blocks are movably connected to the surface of the fixed support.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model is characterized in that two sides of the detected circuit are respectively arranged behind the top parts of two conductive blocks at the detecting end of the resistance detector body above the insulating base, the threaded rod is operated to rotate, the threaded rod moves downwards along the surface of the fixed support while rotating, the threaded rod moves downwards to drive the insulating clamp plate to move downwards until the bottom of the insulating clamp plate is tightly attached to the surface of the detected line on the top of the conductive block, thereby achieving the purpose of effectively clamping and fixing the conductive block on the detection end of the resistance detector body and the detected line, and then the effectual rate of accuracy that has improved the detection has satisfied people's user demand, has solved current resistance tester and has held the test terminal for the manual work usually and carry out the contact detection to being detected the circuit, and it is not hard up easily to appear in the testing process and has reduced the accuracy that detects data, can not satisfy people's user demand's problem.

2. The utility model discloses a setting of loose wheel, this device of being convenient for removes, and through the setting of crank and carousel, the person of being convenient for manipulates the threaded rod and rotates, through the setting of slider, has reached and has carried out spacing effect between insulating splint and the fixed bolster, through the setting of louvre, and the inside heat of the resistance detector body of being convenient for gives off to the external world, through the setting of non-woven fabrics, can filter the dust in the external environment.

Drawings

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

FIG. 2 is a schematic view of the right side structure of the fixing bracket of the present invention;

fig. 3 is the structure diagram of the right side of the resistance detector body of the utility model.

In the figure: 1. a crank; 2. a turntable; 3. a threaded rod; 4. a slider; 5. an insulating clamping plate; 6. fixing a bracket; 7. an insulating base; 8. a movable wheel; 9. a detection table; 10. a box door; 11. a resistance detector body; 12. a control panel; 13. a conductive block; 14. and (4) heat dissipation holes.

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.

In the description herein, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings to facilitate the description of the patent and to simplify the description, but do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be considered limiting of the patent. In the description of the present application, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can, for example, be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Referring to fig. 1-3, a loop resistance tester comprises a detection table 9, the periphery of the bottom of the detection table 9 is movably connected with movable wheels 8 through bearings, the device is convenient to move through the arrangement of the movable wheels 8, a box door 10 is movably installed on the front surface of the detection table 9 through hinges, a fixed support 6 is fixedly connected with the left end of the top of the detection table 9, an insulating base 7 is fixedly connected with the lower end of the inner surface of the fixed support 6, a threaded rod 3 is connected with the middle end thread of the top of the fixed support 6, a turntable 2 is fixedly connected with the top of the threaded rod 3, a crank 1 is movably connected with the top of the turntable 2 through bearings, a user can conveniently operate the threaded rod 3 to rotate through the arrangement of the crank 1 and the turntable 2, an insulating clamp plate 5 is movably connected with the bottom of the threaded rod 3 through bearings, and sliding blocks, the inner surface of the sliding block 4 is movably connected to the surface of the fixed support 6, the function of limiting the space between the insulating clamping plate 5 and the fixed support 6 is achieved through the arrangement of the sliding block 4, the resistance detector body 11 is fixedly installed at the right end of the top of the detection table 9, the heat dissipation hole 14 is formed in the right side of the resistance detector body 11, the heat inside the resistance detector body 11 is conveniently dissipated to the outside through the arrangement of the heat dissipation hole 14, the inner side of the heat dissipation hole 14 comprises non-woven fabrics, dust in the external environment can be filtered through the arrangement of the non-woven fabrics, the control panel 12 is fixedly installed on the front surface of the resistance detector body 11, the two ends of the left side of the resistance detector body 11 are fixedly connected with conductive blocks 13 through wires, the bottoms of the conductive blocks 13 are fixedly connected to the top of the insulating base 7, and the two sides of a detected line are respectively placed behind the, control threaded rod 3 and rotate, can move downwards along fixed bolster 6 surface when threaded rod 3 is rotatory, 3 downstream of threaded rod drive insulating splint 5 downstream, the bottom and the conducting block 13 top that are up to insulating splint 5 are tightly pasted mutually by the surface of detection circuitry, thereby reached conducting block 13 on the resistance detector body 11 sense terminal and detected and carry out the purpose that effectively presss from both sides tight fixed between the circuitry, and then the effectual rate of accuracy that detects that has improved, people's user demand has been satisfied, it detects the terminal to be detected the circuitry and contact the detection to have solved current resistance tester for artifical holding usually, it is not hard up and reduced the accuracy of detected data to easily appear in the testing process, people's user demand's problem can not be satisfied.

All the components in the utility model are universal standard components or components known by technicians in the field, the structure and principle of the components are known by technicians in the technical manual or known by conventional experimental methods, standard parts used in the application document can be purchased from the market, the components in the application document can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each component adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, machines, parts and equipment adopt conventional models in the prior art, the control mode is automatically controlled by a controller, a control circuit of the controller can be realized by simple programming of technicians in the field, the components belong to the common knowledge in the field, and the application document is mainly used for protecting mechanical devices, so the control mode and circuit connection are not explained in detail in the application document, no specific description will be made herein.

During the use, place respectively behind two conducting blocks 13 of 11 sense terminals of resistance detector body above insulating base 7 through the both sides that will be detected the circuit, it is rotatory to manipulate threaded rod 3, can move downwards along the surface of fixed bolster 6 when threaded rod 3 is rotatory, threaded rod 3 moves down and drives insulating splint 5 and move down, the bottom of insulating splint 5 and the surface that the conducting block 13 top was detected the circuit are tightly pasted mutually, thereby reached conducting block 13 on the 11 sense terminals of resistance detector body and detected and carry out the purpose that effective clamping is fixed between the circuit, and then effectual rate of accuracy that has improved the detection, people's user demand has been satisfied.

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 utility model provides a loop resistance tester, is including examining test table (9), its characterized in that: examine left end fixedly connected with fixed bolster (6) at test table (9) top, the lower extreme fixedly connected with insulator foot (7) of fixed bolster (6) internal surface, the middle-end threaded connection at fixed bolster (6) top has threaded rod (3), there is insulating splint (5) bottom of threaded rod (3) through bearing swing joint, the right-hand member fixed mounting who examines test table (9) top has resistance detector body (11), the positive fixed surface of resistance detector body (11) installs control panel (12), wire fixedly connected with conducting block (13) is all passed through at the left both ends of resistance detector body (11), the bottom fixed connection of conducting block (13) is in the top of insulator foot (7).

2. The loop resistance tester of claim 1, wherein: all there is loose pulley (8) all through bearing swing joint around detecting platform (9) bottom, it has chamber door (10) through hinge movable mounting to detect the positive surface of platform (9).

3. The loop resistance tester of claim 1, wherein: heat dissipation holes (14) are formed in the right side of the resistance detector body (11), and the inner sides of the heat dissipation holes (14) comprise non-woven fabrics.

4. The loop resistance tester of claim 1, wherein: the top fixedly connected with carousel (2) of threaded rod (3), there is crank (1) at the top of carousel (2) through bearing swing joint.

5. The loop resistance tester of claim 1, wherein: the two sides of the insulating clamping plate (5) are fixedly connected with sliding blocks (4), and the inner surfaces of the sliding blocks (4) are movably connected to the surface of the fixed support (6).