CN218445713U

CN218445713U - Insulation resistance meter

Info

Publication number: CN218445713U
Application number: CN202222650632.5U
Authority: CN
Inventors: 徐天峰; 王镜
Original assignee: Shanghai Aoce Measurement And Testing Technology Co ltd
Current assignee: Shanghai Aoce Measurement And Testing Technology Co ltd
Priority date: 2022-10-09
Filing date: 2022-10-09
Publication date: 2023-02-03
Anticipated expiration: 2032-10-09

Abstract

The utility model belongs to the technical field of the electric power apparatus, concretely relates to insulation resistance meter has solved and has had the inaccurate problem of the easy inductance electricity in the application of measurement value among the prior art, including operation panel and casing, there are four symmetrical arrangement's connecting rod bottom of operation panel through round pin axle swing joint, the inside movable sleeve of connecting rod is equipped with branch, the nut is installed in the bottom rotation of connecting rod, be equipped with screw thread portion on the outer peripheral face of branch, the nut cover is established in the screw thread portion outside, there is the spike bottom of branch through screwed connection, the top of operation panel is passed through the screw fixation and is had the spirit level, the casing is fixed set up with the top of operation panel, through the setting of spirit level, nut isotructure, the length that the nut transfers branch to stretch out, until adjusting horizontal position through observing the spirit level, has guaranteed that numerical value is accurate errorlessly in the measurement process.

Description

Insulation resistance meter

Technical Field

The utility model relates to an electric power apparatus technical field specifically is an insulation resistance meter.

Background

At present, with the progress of society, an electric power system is more and more complex, corresponding secondary circuits are more and more, the measurement work of insulation resistance is heavier, and the traditional mechanical insulation resistance meter and a digital insulation resistance meter are commonly used for measuring the insulation resistance of the circuits at present. Whether insulating table of traditional mechanical type is placed horizontally when using by user manual control, the degree of accuracy is not high, and secondly it is extremely inconvenient to use in the uneven plane.

The authorization notice number in the prior art is as follows: CN 205484559U's utility model, the name is: the utility model provides an insulation resistance meter, the top surface welding through the hand base has the support shell, and the top of supporting the shell is provided with places the platform, the center department of placing the platform bottom surface is connected with the threaded rod through the bearing frame, and the threaded rod passes through the screw hole and supports shell threaded connection, the top surface of placing the platform is provided with the support plate, however the utility model discloses in, when the work place is uneven and the adjusting screw of insulation resistance meter bottom is not enough to level, wave the handle, after making the motor reach rated revolution, the insulation resistance meter pointer can sway indefinitely, arouse unnecessary error even mistake.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an insulation resistance meter has solved the unable level of measuring time and has placed the problem that leads to measuring error.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an insulation resistance meter, includes operation panel and casing, the casing has measurement function, there are four symmetrical arrangement's connecting rod bottom of operation panel through round pin axle swing joint, the inside movable sleeve of connecting rod is equipped with branch, the bottom of connecting rod is rotated and is installed the nut, be equipped with screw thread portion on the outer peripheral face of branch, the nut cover is established in the screw thread portion outside, there is the spike bottom of branch through screwed connection, the top of operation panel is passed through the screw fixation and is had the spirit level, the casing is fixed set up with the top of operation panel.

Preferably, the top welding of operation panel has 2 and symmetrical arrangement's dog, the top slidable mounting of operation panel has the slider, the welding of slider one side has the spring, the welding of one side of spring has the baffle, there is the fixed block casing bottom through screwed connection.

Preferably, the top of the operating platform is provided with a sliding chute, and the sliding chute is provided with a limiting block.

Preferably, a positioning block is welded on one side of the fixing block, a positioning groove is formed in one side of the sliding block, and the positioning block and the center of the positioning groove are located on the same central line.

Preferably, the bottom of the connecting rod is provided with an annular groove, the top of the nut is provided with a rotating block of an integrally formed structure, and the rotating block is connected with the annular groove in a sliding mode.

Preferably, the bottom of the operating platform is provided with a groove, and the top end of the connecting rod is arranged in the groove.

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

1. the utility model discloses a length that spirit level, nut isotructure set up, and rotation nut transfers branch to stretch out has guaranteed that numerical value is accurate errorless in the measurement process through observing the spirit level until adjusting horizontal position.

2. The utility model discloses a setting of slider and spring isotructure, the cooperation through slider and spring is with the steady firm clamping of casing on the operation panel, has avoided operator's inductance of electricity in the measurement process.

Drawings

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

fig. 2 is a top view of the present invention;

FIG. 3 is an enlarged view of the point A of the present invention;

fig. 4 is a schematic view of the overall structure of the present invention.

In figure 1, a temple; 2. a strut; 3. an operation table; 4. a stopper; 5. a housing; 6. a slider; 7. a level gauge; 8. a handle; 9. a nut; 10. rotating the block; 11. a limiting block; 12. a fixed block; 13. a movable gripper; 14. a spring; 15. a connecting rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

Please refer to fig. 1-4, an insulation resistance meter, including operation panel 3 and casing 5, the bottom of operation panel 3 has four symmetrical arrangement's connecting rod through round pin axle swing joint, the inside movable sleeve of connecting rod is equipped with branch 2, the bottom of connecting rod is rotated and is installed nut 9, be equipped with screw thread portion on the outer peripheral face of branch 2, nut 9 cover is established in the screw thread portion outside, there is supporting foot 1 bottom of branch 2 through screwed connection, the top of operation panel 3 is fixed with spirit level 7 through the screw, casing 5 is fixed to be set up with the top of operation panel 3, through the setting of structures such as spirit level 7, nut 9, the nut 9 is rotated and is adjusted the length that branch 2 stretches out, through observing spirit level 7 until adjusting to horizontal position, guaranteed that numerical value is accurate inerrably in the measurement process.

Referring to fig. 1-3, 2 symmetrically arranged stoppers 4 are welded on the top of the console 3, a slider 6 is slidably mounted on the top of the console 3, a spring 14 is welded on one side of the slider 6, a baffle is welded on one side of the spring 14, a fixing block 12 is connected to the bottom of the housing 5 through a screw, and the housing 5 is stably and firmly clamped on the console 3 through the cooperation of the slider 6 and the spring 14, so that an operator is prevented from sensing electricity during the measurement process.

Referring to fig. 1-4, a sliding groove is formed on the top of the operating platform 3, and a limiting block 11 is disposed on the sliding groove.

Referring to fig. 1-4, a positioning block is welded to one side of the fixing block 12, a positioning slot is formed in one side of the slider 6, and the positioning block and the positioning slot are located on the same center line.

Referring to fig. 1-3, the bottom of the connecting rod 15 is provided with a ring groove, the top of the nut 9 is provided with a rotating block 10 of an integrally formed structure, and the rotating block 10 is slidably connected with the ring groove.

Referring to fig. 1-1, a groove is formed at the bottom of the console 3, and the top end of the connecting rod is located inside the groove.

The utility model discloses specific implementation process as follows: during measurement, the supporting feet 1 in the grooves at the bottom of the operating platform 3 are opened, the nuts 9 at the bottom of the supporting rods 2 are used for rotating the extending height of the adjusting connecting rods 15, the nuts 9 are adjusted until the levels 7 reach the level by observing the levels 7 placed at the top of the operating platform 3, the fixed block 12 at the bottom of the shell 5 is placed in the middle positions of the sliding block 6 and the stop block 4, the positioning block installed on one side of the fixed block 12 is inserted into the positioning groove formed in one side of the sliding block 6 to ensure stability, the spring 14 pushes the sliding block 6 to extrude the fixed block 12, therefore, the effect of fixing the shell 5 is realized, and the accurate measurement value can be obtained by preventing vibration and shaking in the measurement process.

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. An insulation resistance meter, including operation panel (3) and casing (5), characterized in that: the bottom of operation panel (3) has connecting rod (15) of four symmetrical arrangement through round pin axle swing joint, the inside movable sleeve of connecting rod (15) is equipped with branch (2), the bottom of connecting rod (15) is rotated and is installed nut (9), be equipped with screw thread portion on the outer peripheral face of branch (2), nut (9) cover is established the screw thread portion outside, there are spike (1) bottom of branch (2) through screwed connection, the top of operation panel (3) is passed through the screw fixation and is had spirit level (7), casing (5) fixed set up in the top of operation panel (3).

2. An insulation resistance meter according to claim 1, characterized in that: the welding of the top of operation panel (3) has dog (4) of two and symmetrical arrangement, the top slidable mounting of operation panel (3) has slider (6), slider (6) one side welding has spring (14), one side welding of spring (14) has the baffle, there is fixed block (12) casing (5) bottom through screwed connection.

3. An insulation resistance meter according to claim 1, characterized in that: a sliding groove is formed in the top of the operating platform (3), and a limiting block (11) is arranged on the sliding groove.

4. An insulation resistance meter according to claim 2, characterized in that: the positioning block is welded on one side of the fixing block (12), the positioning groove is formed in one side of the sliding block (6), and the positioning block and the center of the positioning groove are located on the same central line.

5. An insulation resistance meter according to claim 1, characterized in that: the annular is seted up to the bottom of connecting rod (15), the top of nut (9) is provided with turning block (10) of integrated into one piece structure, turning block (10) with annular sliding connection.

6. An insulation resistance meter according to claim 1, characterized in that: the bottom of the operating platform (3) is provided with a groove, and the top end of the connecting rod (15) is positioned in the groove.