CN218938380U

CN218938380U - Hand-held DC resistance tester

Info

Publication number: CN218938380U
Application number: CN202223032741.7U
Authority: CN
Inventors: 周静芳
Original assignee: Wuhan Huadian Keyi Electric Co ltd
Current assignee: Wuhan Huadian Keyi Electric Co ltd
Priority date: 2022-11-15
Filing date: 2022-11-15
Publication date: 2023-04-28
Anticipated expiration: 2032-11-15

Abstract

The utility model discloses a handheld direct current resistance tester which comprises a main body frame, a control end and a wire socket, wherein the control end is arranged at one end of the main body frame, anti-slip structures are fixedly connected to two sides of the main body frame, the top end of the main body frame is fixedly connected with an anti-pulling structure, the other end of the main body frame is provided with a storage structure, and the wire socket is arranged in the top end of the main body frame. According to the handheld direct-current resistance tester, the storage structure is arranged, the storage slot is formed in the rear end of the main body frame, so that a plurality of wires can be coiled inside the storage tray and coiled along the arc limiting buckle, the arc limiting buckle is used for clamping the outer side wall of the wires, then the coiled storage tray is inserted into the storage slot, the sliding block is enabled to rotate along the sliding slot, and then the storage tray is clamped into the storage slot to store the wires and is not easy to fall off, so that the convenience of the handheld direct-current resistance tester is improved.

Description

Hand-held DC resistance tester

Technical Field

The utility model relates to the technical field of handheld direct current resistance testers, in particular to a handheld direct current resistance tester.

Background

When related equipment such as a transformer, a heavy motor and a mutual inductor is used, the resistance test is often carried out on the related equipment for ensuring the stability of the equipment, the direct current resistance tester is used as special resistance measuring equipment, a direct current constant current source is arranged in the direct current resistance tester, the resistance display is carried out by adopting a switching power supply technology, and the handheld direct current resistance tester is used as one of the direct current resistance testers, and the handheld direct current resistance tester is convenient to carry and use due to the small size.

For this reason, disclose in the patent specification of publication number CN216622501U hand-held type direct current resistance tester, including host computer, first handle and second handle, first handle is installed to host computer one side, and second handle is installed to first handle opposite side, and the host computer outer wall is provided with the display screen. This hand-held type direct current resistance tester, the hang plate can open and shut the motion through the connecting plate, can place the host computer in the platform top through the hang plate, and first handle and second handle can use the device hand-held type, and the antiskid bump can let the user can not the landing easily when using, and the wiring is distinguished into red, black two-colour wire holder, corresponds I+, U+, U respectively _- 、I _- The other end of the test wire is provided with a red test clamp and a black test clamp which are correspondingly connected with a tested article, the red test clamp and the black test clamp of the test wire are connected with two ends of the tested article, the other end of the test wire is connected with a red binding post and a black binding post of an instrument according to colors, a wiring area can output six-gear current, a maximum output A current and a maximum output V voltage, and the current can be automatically selected. The handheld direct current resistance tester is convenient to use, but has some problems:

1. when the handheld direct current resistance tester is used, a plurality of special wires are required to be used for information transmission, and the handheld direct current resistance tester cannot store the wires.

2. When the wire interface is plugged with the handheld direct current resistance tester, the wire interface is pulled by external force and is easy to separate.

Disclosure of Invention

First, the technical problem to be solved

The utility model aims to provide a handheld direct current resistance tester which is used for solving the defect that the handheld direct current resistance tester cannot conveniently store wires.

(II) summary of the utility model

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a handheld direct current resistance tester, includes main body frame, control end and wire socket, the one end of main body frame is provided with the control end, the equal fixedly connected with anti-skidding structure in both sides of main body frame, the top fixedly connected with of main body frame prevents pulling the structure, the other end of main body frame is provided with accomodates the structure, accomodate the structure including accomodating the slot, accomodating dish, spout, arc limit button and slider, accomodate the slot and offer in the inside of main body frame other end, the inside on main body frame top is provided with wire socket.

Preferably, the method is used. The anti-slip structure comprises a fixing buckle, rubber strips and anti-slip rubber pads, wherein the fixing buckle is fixedly connected to two ends of two sides of a main body frame, one end of the fixing buckle is fixedly connected with the rubber strips, and two sides of the main body frame are fixedly connected with the anti-slip rubber pads.

Preferably, the method is used. The fixing buckles are symmetrically distributed on the horizontal center line of the main body frame, and the rubber strips and the main body frame are positioned on the same horizontal plane, so that the fixing buckles can be conveniently taken.

Preferably, the method is used. The anti-pulling structure comprises an external thread pipe, a dividing groove and a fastening nut, wherein the external thread pipe is fixedly connected to the top end of the main body frame, the dividing groove is formed in the upper portion of two ends of the external thread pipe, and the fastening nut is connected to the outer side of the external thread pipe in a threaded mode.

Preferably, the method is used. The external thread pipes are distributed at equal intervals at the top end of the main body frame, and the external thread pipes and the wire insertion opening are positioned on the same vertical plane, so that the external thread pipes gradually shrink inwards along with the tightening of the fastening nuts.

Preferably, the method is used. The internally mounted of accomodating the slot has accomodate the dish, accomodate the inside wall of slot and seted up the spout, accomodate the inside one end fixedly connected with arc limit button of dish, accomodate the equal fixedly connected with slider in both sides of dish.

Preferably, the method is used. The sliding structure is arranged between the sliding groove and the inside of the sliding block, and one end of the arc-shaped limiting buckle inside the storage disc is annularly distributed, so that the arc-shaped limiting buckle is used for clamping and limiting the lead.

(III) beneficial effects

The handheld direct current resistance tester provided by the utility model has the advantages that: through being provided with the storage structure, because the rear end at the main part frame is offered and is accomodate the slot, can coil a plurality of wires inside accomodating the dish to coil along the spacing knot of arc, make the spacing knot of arc carry out the block to the wire lateral wall, insert the inside of accomodating the slot with the coiled accomodating the dish afterwards, and make the slider rotate along the spout, and then make accomodate the dish card and go into accomodating the inside accomodating of slot and be difficult for droing of wire, realized improving the convenience of this handheld direct current resistance tester;

through the anti-slip structure, a user can carry the handheld direct current resistance tester through the rubber strip, meanwhile, the palm can hold the position of the anti-slip rubber pad, and the friction force between the palm and the handheld direct current resistance tester is greatly increased under the action of the anti-slip rubber pad, so that the handheld direct current resistance tester is prevented from falling off and being broken from the palm, and the carrying anti-slip of the handheld direct current resistance tester is realized;

through being provided with and preventing pulling the structure, owing to set up the external screw thread pipe in the outside of wire socket, make inside the inside of inserting the wire socket dock after the wire plug inserts the external screw thread pipe inside again, screw up fastening nut afterwards and make it inwards extrude to split into the segmentation area to extrude the inside wire plug part of inserting the external screw thread pipe, so make the wire plug receive the extrusion and can't pull out easily, realized the reinforcement to the wire butt joint.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic elevational view of the present utility model;

FIG. 2 is a schematic rear view of the present utility model;

FIG. 3 is a schematic top view of the present utility model;

FIG. 4 is an enlarged partial cross-sectional view of the structure of FIG. 1A according to the present utility model;

FIG. 5 is a schematic view of a rear view of a receiving structure according to the present utility model;

FIG. 6 is a schematic view of a front partial cross-sectional structure of a receiving structure according to the present utility model;

fig. 7 is a schematic view of a three-dimensional partial structure of the receiving structure according to the present utility model.

In the figure: 1. a main body frame; 2. a control end; 3. an anti-slip structure; 301. a fixing buckle; 302. a rubber strip; 303. an anti-slip rubber pad; 4. a pull-preventing structure; 401. an external threaded tube; 402. a dividing groove; 403. a fastening nut; 5. a storage structure; 501. a receiving slot; 502. a storage tray; 503. a chute; 504. arc limit buckles; 505. a slide block; 6. wire insertion openings.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by one of ordinary skill in the art without inventive faculty, are intended to be within the scope of the present utility model, based on the embodiments of the present utility model.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Example 1

Referring to fig. 1-7, the handheld direct current resistance tester provided by the utility model comprises a main body frame 1, a control end 2 and a wire socket 6, wherein the control end 2 is arranged at one end of the main body frame 1, the wire socket 6 is arranged in the top end of the main body frame 1, the storage structure 5 is arranged at the other end of the main body frame 1, the storage structure 5 comprises a storage slot 501, a storage disc 502, a chute 503, an arc limiting buckle 504 and a slider 505, the storage slot 501 is arranged in the other end of the main body frame 1, the storage disc 502 is internally installed in the storage slot 501, the chute 503 is arranged on the inner side wall of the storage slot 501, the arc limiting buckle 504 is fixedly connected with one end in the storage disc 502, the sliders 505 are fixedly connected with two sides of the storage disc 502, the chute 503 and the sliders 505 are in a sliding structure, and the arc limiting buckle 504 is annularly distributed at one end in the storage disc 502.

The working principle of the handheld direct current resistance tester based on embodiment 1 is that when the handheld direct current resistance tester is used, one end plug of a wire is abutted with a corresponding wire jack 6, and the other end plug of the wire is abutted with relevant equipment to be detected such as a transformer, a heavy motor, a mutual inductor and the like, so that the handheld direct current resistance tester can be connected with the equipment to be detected, the handheld direct current resistance tester can be used for resistance detection by regulating and controlling a button at one end of a control end 2, more wires are needed for connection when the handheld direct current resistance tester is used, and the wires are inconvenient to carry and are very easy to lose when the handheld direct current resistance tester is used, so that a storage slot 501 is formed at the rear end of a main body frame 1, a plurality of wires can be coiled inside the storage tray 502, and coiled along an arc limiting buckle 504, the arc limiting buckle 504 is used for clamping the outer side wall of the wire, then the well coiled storage tray 502 is inserted into the storage slot 501, and the sliding block 505 is rotated along the sliding slot 503, and the storage tray 505 is clamped inside the storage slot 501 and is difficult to fall off.

Example two

The embodiment further includes: the both sides of main body frame 1 are all fixedly connected with antiskid structure 3, and antiskid structure 3 includes fixed knot 301, rubber strip 302 and antiskid rubber pad 303, and fixed knot 301 fixed connection is in the both ends of main body frame 1 both sides, and the one end fixedly connected with rubber strip 302 of fixed knot 301, the both sides of main body frame 1 are all fixedly connected with antiskid rubber pad 303, and fixed knot 301 is the symmetric distribution about the horizontal central line of main body frame 1, and rubber strip 302 is in same horizontal plane with main body frame 1.

In this embodiment, when the handheld dc resistance tester is carried and used, in order to prevent the handheld dc resistance tester from falling off and breaking, the rubber strips 302 are installed on the two sides of the main frame 1 through the fixing buckles 301, so that a user can carry the handheld dc resistance tester through the rubber strips 302, and can hold the anti-slip rubber pad 303 with the palm, and the friction between the palm and the handheld dc resistance tester is greatly increased under the action of the anti-slip rubber pad 303, so that the handheld dc resistance tester is prevented from falling off and breaking from the palm.

Example III

The embodiment further includes: the top fixedly connected with of main body frame 1 prevents pulling structure 4, prevents pulling structure 4 and includes external screw thread pipe 401, segmentation groove 402 and fastening nut 403, and external screw thread pipe 401 fixed connection has offered segmentation groove 402 in the top at main body frame 1, and the outside threaded connection of external screw thread pipe 401 has fastening nut 403, and external screw thread pipe 401 is equidistant distribution on the top of main body frame 1, and external screw thread pipe 401 is in same vertical plane with wire socket 6.

In this embodiment, when the handheld direct current resistance tester is used, the wire plug is inserted into the wire socket 6 for connection, so as to prevent the wire from being separated from the wire socket 6 when the wire is pulled, the external thread tube 401 is arranged on the outer side of the wire socket 6, the wire plug is inserted into the external thread tube 401 and then inserted into the wire socket 6 for butt joint, then the fastening nut 403 is screwed to press the dividing region of the dividing groove 402 inwards, and the wire plug part inserted into the external thread tube 401 is pressed, so that the wire plug is pressed and cannot be pulled out easily, and the wire connection is prevented from being pulled and separated.

The apparatus embodiments described above are merely illustrative, wherein the elements illustrated as separate elements may or may not be physically separate, and the elements shown as elements may or may not be physical elements, may be located in one place, or may be distributed over a plurality of network elements. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of this embodiment. Those of ordinary skill in the art will understand and implement the present utility model without undue burden.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. The utility model provides a handheld direct current resistance tester, includes main body frame (1), control end (2) and wire socket (6), its characterized in that: one end of the main body frame (1) is provided with a control end (2), two sides of the main body frame (1) are fixedly connected with an anti-slip structure (3), and the top end of the main body frame (1) is fixedly connected with an anti-pulling structure (4);

the novel storage device is characterized in that the other end of the main body frame (1) is provided with a storage structure (5), the storage structure (5) comprises a storage slot (501), a storage disc (502), a sliding groove (503), an arc limiting buckle (504) and a sliding block (505), and the storage slot (501) is formed in the other end of the main body frame (1);

the inside at main body frame (1) top is provided with wire socket (6).

2. The hand-held dc resistance tester of claim 1, wherein: the anti-slip structure (3) comprises a fixing buckle (301), rubber strips (302) and anti-slip rubber pads (303), wherein the fixing buckle (301) is fixedly connected to two ends of two sides of the main body frame (1), one end of the fixing buckle (301) is fixedly connected with the rubber strips (302), and two sides of the main body frame (1) are fixedly connected with the anti-slip rubber pads (303).

3. The hand-held dc resistance tester of claim 2, wherein: the fixing buckles (301) are symmetrically distributed on the horizontal center line of the main body frame (1), and the rubber strips (302) and the main body frame (1) are positioned on the same horizontal plane.

4. The hand-held dc resistance tester of claim 1, wherein: the anti-pulling structure (4) comprises an external thread pipe (401), a dividing groove (402) and a fastening nut (403), wherein the external thread pipe (401) is fixedly connected to the top end of the main body frame (1), the dividing groove (402) is formed in the upper portion of two ends of the external thread pipe (401), and the fastening nut (403) is connected to the outer side of the external thread pipe (401) in a threaded mode.

5. The hand-held dc resistance tester of claim 4, wherein: the external thread pipes (401) are distributed at equal intervals at the top end of the main body frame (1), and the external thread pipes (401) and the wire insertion opening (6) are positioned on the same vertical plane.

6. The hand-held dc resistance tester of claim 1, wherein: the inside of accomodating slot (501) is installed and is accomodate dish (502), spout (503) have been seted up to the inside wall of accomodating slot (501), the inside one end fixedly connected with arc limit button (504) of accomodating dish (502), the both sides of accomodating dish (502) are all fixedly connected with slider (505).

7. The hand-held dc resistance tester of claim 6, wherein: the sliding groove (503) and the sliding block (505) are in a sliding structure, and one end of the arc limiting buckle (504) in the storage disc (502) is distributed in an annular shape.