CN218445707U - High-voltage insulation resistance tester with tether retraction space - Google Patents

Abstract

The utility model relates to the technical field of resistance testers, in particular to a high-voltage insulation resistance tester with a tether retraction space, which comprises a protective shell, wherein one side of the protective shell is provided with a mounting groove, the inner wall of one side of the mounting groove is fixedly connected with a tester body, and the other side of the protective shell is fixedly connected with a storage box; the utility model discloses can drive the string through outside pulling plug and remove, the string removes the rolling of pulling clockwork spring and takes place elastic deformation, the staff walks around the waist with the string after with plug extrusion slip knot remove, slip to detain and remove and drive the extrusion spring and remove and take place elastic deformation, when the plug gets into the breach intra-annular, the extrusion spring drives to slide to detain and resets and close the breach ring, loosen string and plug, the clockwork spring can produce the pulling force to the string and fix the protecting crust on the staff health, the breach ring has been realized, slip to detain and extrude the spring and make up into buckle mechanism with the plug, and then be convenient for fix the resistance tester, and is simple in operation.

Description

High-voltage insulation resistance tester with tether retraction space

Technical Field

The utility model relates to a resistance tester technical field specifically is a high-voltage insulation resistance tester with tether returns space that contracts.

Background

The high voltage insulation resistance tester is commonly called as a megohmmeter, or a megger, a high resistance meter, an insulation resistance tester and the like. The insulation resistance meter is a detection instrument for insulation resistance of a large number of electric power websites and electric equipment, and has important significance for ensuring product quality and personal and equipment safety in operation, and the insulation performance of an electric product is one of important signs for evaluating the insulation quality of the electric product and is reflected by the insulation resistance.

Through retrieving utility model patent that publication number is CN207380139U, disclosed a high voltage insulation resistance tester, including the box body, the mid-mounting of box body has the tester body, and the gap department of tester body and box body installs the foam-rubber cushion, and the wiring hole has been seted up at the top of tester body, and the hinge is installed at the top of box body, and movable mounting has the card lid on the hinge, and the spool is installed to the bottom of box body inner chamber. This high voltage insulation resistance tester, when not using the tester, the card lid is in the outside of tester body, plays the guard action.

The above patents and the background art have great disadvantages:

this patent need two tether to pull out and tie each other when using insulation resistance tester, and the operation is comparatively loaded down with trivial details to two tether take place easily to loosen the phenomenon.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high voltage insulation resistance tester with tether returns space of contracting to solve the problem that proposes in the above-mentioned background art.

The technical scheme of the utility model is that: the utility model provides a high voltage insulation resistance tester with tether returns space that contracts, includes the protecting crust, the mounting groove has been seted up to one side of protecting crust, and the tester body of one side inner wall fixedly connected with of mounting groove, the opposite side fixedly connected with receiver of protecting crust, the both sides inner wall fixedly connected with fixed axle of receiver, fixed epaxial fixedly connected with clockwork spring, clockwork spring's one serves the fixedly connected with string, and the wire hole has been seted up to the inner wall of receiver, and wire hole and fixedly connected with plug are run through to the one end of string.

Preferably, the cylinder lateral wall fixedly connected with breach ring of receiver, the spout has been seted up to the one end of breach ring, and sliding connection has the slip to detain in the spout, and the one end that the slip was detained is laminated with the other end of breach ring.

Preferably, an extrusion spring is arranged in the sliding groove, and two ends of the extrusion spring are fixedly connected with the notch ring and the sliding buckle respectively.

Preferably, the two guide bars of both sides inner wall fixedly connected with of receiver, two guide bars are located the both sides of string respectively.

Preferably, the opposite side fixedly connected with U-shaped piece of protecting crust, the both sides inner wall of U-shaped piece has all been seted up and has been rotated the hole, rotates downthehole rotation for two and is connected with the axis of rotation, fixedly connected with supporting shoe in the axis of rotation.

Preferably, the other side of the protective shell is fixedly connected with a magnetic strip, and the magnetic strip is matched with the supporting block.

Preferably, one side of the U-shaped block is fixedly connected with a limiting ring, one end of the rotating shaft is fixedly connected with a fixing block, and the fixing block is matched with the limiting ring.

The utility model discloses an improve and provide a high voltage insulation resistance tester with tether here and contract space, compare with prior art, have following improvement and advantage:

one is as follows: the utility model discloses a pulling the plug outwards drives the string and removes, the string removes the winding of pulling clockwork spring and takes place elastic deformation, the staff walks around the waist with the string after extrudeing the slip knot and removes, the slip knot removes and drives the extrusion spring and removes and take place elastic deformation, when the plug gets into the breach intra-annular, the extrusion spring drives the slip knot and resets and close the breach ring, loosen string and plug, the clockwork spring can produce the pulling force to the string and fix the protecting crust on staff's health, realized that breach ring, slip knot and extrusion spring make up buckle mechanism with the plug, and then be convenient for fix the resistance tester, easy operation;

the second step is as follows: the utility model discloses an outside pulling supporting shoe removes, and the supporting shoe removes and drives the axis of rotation and rotate, and the axis of rotation rotates and drives the fixed block and rotate, until fixed block and spacing ring contact, the supporting shoe after pulling open can form gimbal mechanism, has realized that the resistance tester is more stable at the in-process of placing, and difficult emergence is emptyd.

Drawings

The invention is further explained below with reference to the drawings and examples:

fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic view of another perspective structure of the present invention;

fig. 3 is a schematic view of the three-dimensional structure inside the storage box of the present invention;

fig. 4 is a schematic view of the three-dimensional structure of the notch ring, the sliding buckle and the extrusion spring of the present invention;

fig. 5 is a schematic view of the three-dimensional structure of the limiting ring, the fixing block and the rotation shaft of the present invention.

Description of reference numerals:

1. a protective shell; 101. a tester body; 102. a storage box; 103. a fixed shaft; 104. a clockwork spring; 105. a string; 106. a plug; 107. a guide bar; 2. a notched ring; 201. a sliding buckle; 202. a compression spring; 3. a U-shaped block; 301. a rotating shaft; 302. a support block; 303. a limiting ring; 304. a fixed block; 305. a magnetic strip.

Detailed Description

The present invention will be described in detail below, and it is apparent that the technical solutions in the embodiments of the present invention are described clearly and completely. 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.

The utility model discloses an improve and provide a high voltage insulation resistance tester with tether returns space that contracts here, the technical scheme of the utility model is that:

as shown in fig. 1 to 5, a high voltage insulation resistance tester with a tether retraction space comprises a protective shell 1, wherein one side of the protective shell 1 is provided with a mounting groove, the inner wall of one side of the mounting groove is fixedly connected with a tester body 101, the other side of the protective shell 1 is fixedly connected with a storage box 102, the inner walls of two sides of the storage box 102 are fixedly connected with a fixed shaft 103, a clockwork spring 104 is fixedly connected to the fixed shaft 103, one end of the clockwork spring 104 is fixedly connected with a thin tether 105, the inner wall of the storage box 102 is provided with a wire outlet, and one end of the thin tether 105 penetrates through the wire outlet and is fixedly connected with a plug 106; with the above configuration, the string 105 is stored by the storage case 102.

Further, the cylindrical outer side wall of the storage box 102 is fixedly connected with a notch ring 2, one end of the notch ring 2 is provided with a sliding groove, a sliding buckle 201 is connected in the sliding groove in a sliding manner, and one end of the sliding buckle 201 is attached to the other end of the notch ring 2; by means of the structure, the notch ring 2 is closed through the arrangement of the sliding buckle 201.

Further, an extrusion spring 202 is arranged in the sliding groove, and two ends of the extrusion spring 202 are respectively fixedly connected with the notch ring 2 and the sliding buckle 201; by means of the structure, the sliding buckle 201 is kept continuously to close the notch ring 2 under the action of no external force through the arrangement of the extrusion spring 202.

Further, two guide rods 107 are fixedly connected to inner walls of two sides of the storage box 102, and the two guide rods 107 are respectively located at two sides of the string 105; with the above configuration, the string 105 is guided by the guide rod 107.

Further, the other side of the protective shell 1 is fixedly connected with a U-shaped block 3,U, the inner walls of two sides of the block 3 are both provided with a rotating hole, the two rotating holes are rotatably connected with a rotating shaft 301, and the rotating shaft 301 is fixedly connected with a supporting block 302; by means of the structure, the support block 302 is opened to form a support through the setting of the support block 302, and the resistance tester is more stable in the placing process.

Further, the other side of the protective shell 1 is fixedly connected with a magnetic strip 305, and the magnetic strip 305 is matched with the supporting block 302; by means of the structure, the supporting block 302 is fixedly adsorbed through the arrangement of the magnetic strip 305.

Furthermore, a limiting ring 303 is fixedly connected to one side of the U-shaped block 3, a fixing block 304 is fixedly connected to one end of the rotating shaft 301, and the fixing block 304 is matched with the limiting ring 303; by means of the structure, the fixing block 304 is limited through the arrangement of the limiting ring 303, and the limitation on the opening angle of the supporting block 302 is realized.

The working principle is as follows: outwards stimulate plug 106 to drive string 105 and remove, string 105 removes and stimulates spring 104 rolling and takes place elastic deformation, the staff walks around the waist with string 105 after extrudeing slip knot 201 with plug 106 and removes, slip knot 201 removes and drives extrusion spring 202 and remove and take place elastic deformation, when plug 106 gets into breach ring 2 in, extrusion spring 202 drives slip knot 201 and resets and close breach ring 2, loosen string 105 and plug 106, the spring can produce the pulling force to string 105 and fix protecting crust 1 on the staff's health, breach ring 2 has been realized, slip knot 201 and extrusion spring 202 make up into buckle mechanism with plug 106, and then be convenient for fix the resistance tester, and easy operation.

Outwards pulling supporting shoe 302 removes, and supporting shoe 302 removes and drives axis of rotation 301 and rotate, and axis of rotation 301 rotates and drives fixed block 304 and rotate, until fixed block 304 and spacing ring 303 contact, supporting shoe 302 after pulling open can form gimbal mechanism, has realized that the resistance tester is more stable at the in-process of placing, and difficult emergence is emptyd.

Claims (7)

1. The utility model provides a high voltage insulation resistance tester with tether contracts space, includes protecting crust (1), its characterized in that: the mounting groove has been seted up to one side of protecting crust (1), one side inner wall fixedly connected with tester body (101) of mounting groove, opposite side fixedly connected with receiver (102) of protecting crust (1), both sides inner wall fixedly connected with fixed axle (103) of receiver (102), fixedly connected with clockwork spring (104) on fixed axle (103), fixedly connected with string (105) are served to one of clockwork spring (104), the wire hole has been seted up to the inner wall of receiver (102), the one end of string (105) runs through wire hole and fixedly connected with plug (106).

2. The high voltage insulation resistance tester with tether retraction space as set forth in claim 1, wherein: the cylinder lateral wall fixedly connected with breach ring (2) of receiver (102), the spout has been seted up to the one end of breach ring (2), and sliding connection has the slip to detain (201) in the spout, and the one end that the slip was detained (201) is laminated with the other end of breach ring (2).

3. The high voltage insulation resistance tester with tether retraction space according to claim 2, wherein: an extrusion spring (202) is arranged in the sliding groove, and two ends of the extrusion spring (202) are respectively and fixedly connected with the notch ring (2) and the sliding buckle (201).

4. The high voltage insulation resistance tester with tether retraction space according to claim 2, wherein: two guide bars (107) of both sides inner wall fixedly connected with of receiver (102), two guide bars (107) are located the both sides of string (105) respectively.

5. The high voltage insulation resistance tester with tether retraction space as set forth in claim 1, wherein: the opposite side fixedly connected with U-shaped piece (3) of protecting crust (1), the rotation hole has all been seted up to the both sides inner wall of U-shaped piece (3), and two rotate downthehole rotations and are connected with axis of rotation (301), fixedly connected with supporting shoe (302) on axis of rotation (301).

6. The high voltage insulation resistance tester with the tether retraction space according to claim 5, wherein: the other side fixedly connected with magnetic stripe (305) of protective housing (1), magnetic stripe (305) and supporting shoe (302) looks adaptation.

7. The high voltage insulation resistance tester with a tether retraction space as recited in claim 5, wherein: one side fixedly connected with spacing ring (303) of U-shaped piece (3), the one end fixedly connected with fixed block (304) of axis of rotation (301), fixed block (304) and spacing ring (303) looks adaptation.

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