CN218938326U - Shorting device - Google Patents

Abstract

The utility model relates to a shorting device. The short circuit device aims to solve the technical problems that in the high-voltage safety test process of the existing device to be tested, a method for manually shorting a live wire electrode and a zero wire electrode of a three-wire plug is dangerous and has low efficiency. The shorting device includes: the first wiring piece is used for being electrically connected with the testing device; the conduction assembly is contacted with the first wiring piece and is used for electrically connecting a zero line electrode and a live line electrode of the three-wire plug; the second wiring piece is used for being electrically connected with the testing device; the first conductive component is provided with one end which is contacted with the second wiring piece, and the other end of the first conductive component is used for being electrically connected with the three-wire plug; the insulating sleeve is formed with and holds the chamber, switches on subassembly and first conductive component all setting up in holding the intracavity, and part first wiring spare and part second wiring spare all set up in holding the chamber. The short circuit device is safe and has higher efficiency.

Description

Shorting device

Technical Field

The utility model belongs to the field of electric power detection, and particularly relates to a short circuit device.

Background

This section provides merely background information related to the present disclosure and is not necessarily prior art.

Devices to be tested, such as televisions, microwave ovens, refrigerators, etc., require high voltages to be turned on to test their safety. The plugs of the device to be tested are three-wire plugs, and three electrodes of the three-wire plugs are a fire wire electrode, a zero wire electrode and a grounding electrode respectively. In the high voltage test, the live wire electrode and the zero wire electrode are required to be short-circuited, and then the three-wire plug is connected with high voltage for testing. At present, the short circuit of the live wire electrode and the zero wire electrode is realized by a method of manually inserting a power wire, and the method is dangerous and low in efficiency.

Disclosure of Invention

The utility model aims to solve the technical problems that in the high-voltage safety test process of the existing device to be tested, a method for manually shorting a live wire electrode and a zero wire electrode of a three-wire plug is dangerous and has low efficiency. This object is achieved in the following manner.

The utility model provides a shorting device, which comprises: the first wiring piece is used for being electrically connected with the testing device; the conduction assembly is contacted with the first wiring piece and is used for electrically connecting a zero line electrode and a live line electrode of the three-wire plug; the second wiring piece is used for being electrically connected with the testing device; the first conductive component is provided with one end which is contacted with the second wiring piece, and the other end of the first conductive component is used for being electrically connected with the three-wire plug; the insulating sleeve is formed with and holds the chamber, switches on subassembly and first conductive component all setting up in holding the intracavity, and part first wiring spare and part second wiring spare all set up in holding the chamber.

The short circuit device comprises the conduction component, the conduction component can short-circuit the zero line electrode and the live line electrode of the three-wire plug of the device to be tested, the conduction component and the first conductive component can electrically connect the three-wire plug with an external high-voltage testing device through the first wiring piece and the second wiring piece respectively, so that the high-voltage safety of the device to be tested with the three-wire plug is tested, the conduction component and the first conductive component are both arranged in the accommodating cavity of the insulating sleeve, the part of the first wiring piece and the part of the second wiring piece are both positioned in the accommodating cavity of the insulating sleeve, the testing process is safe, the plurality of devices to be tested can be tested quickly, and the efficiency is high.

In addition, the shorting device according to the utility model can also have the following additional technical features:

in some embodiments of the utility model, the portion of the first wire member disposed outside the housing chamber is electrically connected to the testing device, and the second wire member is disposed outside the housing chamber to be electrically connected to the testing device.

In some embodiments of the present utility model, the first conductive member includes a first support, a first elastic member, and a second support disposed at both ends of the first elastic member, the first support being in contact with the second wiring member, the second support being for electrical connection with the three-wire plug.

In some embodiments of the present utility model, the conductive assembly includes a conductive member in contact with the first wiring member, a second conductive member having one end in contact with the conductive member and the other end for electrical connection with the three-wire plug, and a third conductive member having one end in contact with the conductive member and the other end for electrical connection with the three-wire plug.

In some embodiments of the present utility model, the second conductive member includes a third support, a second elastic member, and a fourth support, the third support and the fourth support being disposed at both ends of the second elastic member, the third support being in contact with the conductive member, the fourth support being for electrical connection with the three-wire plug.

In some embodiments of the present utility model, the third conductive component includes a fifth support, a third elastic member, and a sixth support, the fifth support and the sixth support being disposed at both ends of the third elastic member, respectively, the fifth support being in contact with the conductive member, the sixth support being for electrical connection with the three-wire plug.

In some embodiments of the utility model, the first elastic member, the second elastic member, and the third elastic member are all springs or elastic sheets.

In some embodiments of the present utility model, the sleeve includes a first end face, a second end face disposed opposite the first end face, and a side surface connecting the first end face and the second end face, the receiving cavity includes a first via hole and a second via hole formed on the side surface, the first via hole is for passing through the first wire member, the second via hole is for passing through the second wire member, the receiving cavity further includes a third via hole, a fourth via hole and a fifth via hole formed on the first end face, the third via hole is for passing through the first conductive member, the fourth via hole is for passing through the second conductive member, the fifth via hole is for passing through the third conductive member, the receiving cavity further includes a groove formed on the second end face, the groove is for receiving the via member, and the fourth via hole and the fifth via hole are both in communication with the groove.

In some embodiments of the present utility model, the shorting device further includes a first insulating cap disposed on the first end surface of the insulating sleeve and fixedly connected to the insulating sleeve, the first insulating cap including three through holes therein, the three through holes being in communication with the third via hole, the fourth via hole, and the fifth via hole, respectively.

In some embodiments of the utility model, the shorting device further comprises a second insulating cap disposed on the second end surface of the insulating sleeve and fixedly connected to the insulating sleeve, the second insulating cap limiting the conductive member within the recess.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the utility model. Also, like reference numerals are used to designate like parts throughout the figures. Wherein:

figure 1 is a perspective view of a shorting device in accordance with one embodiment of the present utility model.

Figure 2 is an exploded view of a shorting device according to one embodiment of the utility model.

Figure 3 is a perspective view of a shorting device according to one embodiment of the utility model.

The reference numerals in the drawings are as follows:

1: a shorting device;

10: a first wire connecting piece; 20: a second wire connecting piece; 30: a first conductive component; 31: a first support; 32: a first elastic member; 33: a second support; 40: an insulating sleeve; 41: a first via; 42: a second via; 43: a third via; 44: a fourth via; 45: a fifth via; 50: a first insulating cap; 60: a conductive member; 70: a second conductive component; 80: a third conductive component; 90: a second insulating cap; 100: and (5) a screw.

Detailed Description

Exemplary embodiments of the present utility model will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present utility model are shown in the drawings, it should be understood that the present utility model may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the utility model to those skilled in the art.

It is to be understood that the terminology used herein is for the purpose of describing particular example embodiments only, and is not intended to be limiting. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. The terms "comprises," "comprising," "includes," "including," and "having" are inclusive and therefore specify the presence of stated features, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, steps, operations, elements, components, and/or groups thereof. The method steps, processes, and operations described herein are not to be construed as necessarily requiring their performance in the particular order described or illustrated, unless an order of performance is explicitly stated. It should also be appreciated that additional or alternative steps may be used.

Although the terms first, second, third, etc. may be used herein to describe various elements, components, regions, layers and/or sections, these elements, components, regions, layers and/or sections should not be limited by these terms. These terms may be only used to distinguish one element, component, region, layer or section from another region, layer or section. Terms such as "first," "second," and other numerical terms when used herein do not imply a sequence or order unless clearly indicated by the context. Thus, a first element, component, region, layer or section discussed below could be termed a second element, component, region, layer or section without departing from the teachings of the example embodiments.

For ease of description, spatially relative terms, such as "inner," "outer," "lower," "below," "upper," "above," and the like, may be used herein to describe one element or feature's relationship to another element or feature as illustrated in the figures. Such spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" or "over" the other elements or features. Thus, the example term "below … …" may include both upper and lower orientations. The device may be otherwise oriented (rotated 90 degrees or in other directions) and the spatial relative relationship descriptors used herein interpreted accordingly.

Referring to fig. 1 to 3, an embodiment of the present utility model provides a shorting device 1, where the shorting device 1 includes: a first wire connector 10, the first wire connector 10 being for electrical connection with a test device; the conduction assembly is contacted with the first wiring piece 10 and is used for electrically connecting a zero line electrode and a live line electrode of the three-wire plug; a second wire member 20, the second wire member 20 being for electrical connection with a test device; a first conductive member 30, one end of the first conductive member 30 being in contact with the second wiring member 20, the other end of the first conductive member 30 being for electrical connection with the three-wire plug; the insulating sleeve 40, the insulating sleeve 40 is formed with and holds the chamber, lead on the subassembly with the first conductive component 30 all set up in hold the intracavity, part first wiring spare 10 and part the second wiring spare 20 all set up in hold the chamber.

The testing device can be a high-voltage testing device or other electrical performance testing devices. The device to be tested can be a television, a refrigerator or a microwave oven, and the device to be tested is not limited as long as the device to be tested has a three-wire plug and has test requirements

The short circuit device 1 comprises a conducting component, the conducting component can short circuit a neutral electrode and a live wire electrode of a three-wire plug of a device to be tested, the conducting component and the first conducting component 30 can electrically connect the three-wire plug with an external high-voltage testing device through the first wiring piece 10 and the second wiring piece 20 respectively, so that the high-voltage safety of the device to be tested with the three-wire plug is tested, the conducting component and the first conducting component 30 are both arranged in a containing cavity of the insulating sleeve 40, part of the first wiring piece 10 and part of the second wiring piece 20 are both positioned in the containing cavity of the insulating sleeve 40, the testing process is safe, a plurality of devices to be tested can be tested quickly, and the efficiency is high.

The insulating sleeve 40 has a columnar shape, and a cross section in the width direction thereof is elliptical-like. The insulating sleeve 40 includes a first end face, a second end face, and a side surface, the first end face and the second end face being disposed opposite to each other, the side surface connecting the first end face and the second end face.

The first connector 10 is a conductive element that functions to electrically connect the conductive assembly to an external high voltage test device. In one embodiment, the second wire connector 20 is a stud that includes a threaded rod and a nut at one end of the threaded rod. The receiving chamber includes a first via hole 41 on a side surface of the insulating sleeve 40, and an extending direction of the first via hole 41 is perpendicular to a length direction of the insulating sleeve 40. Part of the first wire members 10 are disposed inside the sub first via holes 41, and part of the first wire members 10 are disposed outside the sub first via holes 41. In one embodiment, the shank of the stud extends into the first via 41 to contact the conductive assembly, and the nut of the stud is located outside the first via 41 to electrically connect with an external high voltage test device.

The second connector 20 is also a conductive element that functions to electrically connect the first conductive assembly 30 to an external high voltage test device. In one embodiment, the second wire connector 20 is a stud that includes a threaded rod and a nut at one end of the threaded rod. The receiving cavity includes a second via hole 42 on a side surface of the insulating sleeve 40, and an extending direction of the second via hole 42 is perpendicular to a length direction of the insulating sleeve 40. A portion of the second wire member 20 is disposed inside the second via hole 42, and a portion of the second wire member 20 is disposed outside the second via hole 42. In one embodiment, the shank of the stud extends into the second via 42 to contact the first conductive assembly 30, and the nut of the stud is located outside the second via 42 to electrically connect with an external high voltage test device.

The first conductive assembly 30 includes a first support 31, a first elastic member 32, and a second support 33. The first supporting member 31, the first elastic member 32, and the second supporting member 33 are all conductive elements. The first supporting member 31 and the second supporting member 33 are disposed at both ends of the first elastic member 32 and abut against the first elastic member 32, and the first supporting member 31 and the second supporting member 33 provide support for the first elastic member 32. In one embodiment, the first supporting member 31 and the second supporting member 33 are each cylindrical pins, and the first elastic member 32 is a spring. It is understood that the first elastic member 32 may also be a spring. The end of the screw of the second wire connector 20 is in contact with the first support 31. In use, the second support 33 is in contact with the ground electrode of the three-wire plug. The receiving cavity comprises a third via 43 located on the first end face of the insulating sleeve 40. The first conductive component 30 penetrates through the third via hole 43, and the end of the first supporting member 31 is spring-propped to the opening of the third via hole 43. The third via hole 43 extends in parallel with the longitudinal direction of the insulating sleeve 40. The third via 43 is a blind hole, and the bottom wall of the blind hole limits the first conductive component 30. By providing the first supporting member 31, the contact area between the first conductive member 30 and the second wiring member 20 can be increased, thereby improving the stability of electrical connection. The ground electrode of the three-wire plug can enter the third through hole 43 for a certain distance after being inserted into the insulating sleeve 40 by providing the spring, so that the ground electrode of the three-wire plug is in continuous contact with the second supporting member 33, thereby improving the stability of electrical connection. By providing the second supporting member 33, the contact area between the ground electrode of the three-wire plug and the first conductive component 30 is larger, so that the ground electrode is in continuous contact with the first conductive component 30, and the stability of electrical connection is improved. It will be appreciated that in further embodiments, the first conductive assembly 30 may include only one support (either the first support 31 or the second support 33) and the first elastic member 32.

The shorting device 1 further comprises a first insulating cap 50, the first insulating cap 50 being arranged on a first end face of the insulating sleeve 40 and being connected to the insulating sleeve 40. In one embodiment, the first insulating cap 50 is connected to the insulating sleeve 40 by a screw 100. A first through hole, a second through hole, and a third through hole are formed in the thickness direction of the first insulating cap 50, wherein the first through hole communicates with the third via hole 43. The thickness direction of the first insulation cap 50 coincides with the length direction of the insulation sleeve 40. In use, the ground electrode of the three-wire plug is inserted into the first through hole of the first insulating cap 50 and into the third via 43 to contact the first conductive member 30 located within the third via 43, thereby electrically connecting. It will be appreciated that the thickness of the first insulating cap 50 must be less than the length of the three electrodes of the three-wire plug to ensure that the three electrodes of the three-wire plug can pass through the three through holes of the first insulating cap 50.

The pass-through assembly includes a pass-through 60, a second conductive assembly 70, and a third conductive assembly 80. The conductive member 60 is plate-shaped, and contacts the second conductive member 70, the third conductive member 80, and the first wiring member 10, respectively, to achieve electrical connection with the three. The plate-shaped conductive member 60 includes upper and lower surfaces disposed opposite to each other and side surfaces connecting the upper and lower surfaces, wherein the upper surface is in contact with the first connection member 10, and the side surfaces are in contact with the second and third conductive members 70 and 80, and the plate-shaped structure can increase the contact area of the conductive member 60 with other elements to achieve stable electrical connection. The accommodating cavity comprises a groove, the groove comprises a bottom surface and an opening which are oppositely arranged, and the opening of the groove is positioned on the second end surface. The conductive member 60 is disposed in the recess and the conductive member 60 is limited to the bottom surface.

The shorting device 1 further comprises a second insulating cap 90, the second insulating cap 90 being arranged on the second end face of the insulating sleeve 40 and being in threaded connection with the insulating sleeve 40, the second insulating cap 90 limiting the conducting member 60 on the bottom face of the recess. In one embodiment, the second insulating cap 90 is connected to the insulating sleeve 40 by a screw 100.

One end of the second conductive member 70 is in contact with the conductive member 60, and the other end of the second conductive member 70 is for contact with a neutral electrode of an external three-wire plug. The second conductive member 70 has the same structure as the first conductive member 30. The second conductive component 70 includes a third supporting member, a second elastic member and a fourth supporting member, which are conductive elements, and the third supporting member and the fourth supporting member are disposed at two ends of the second elastic member and are abutted with the second elastic member, and the third supporting member and the fourth supporting member provide support for the second elastic member. The third support is electrically connected to the conducting member 60 and the fourth support is for electrical connection to the neutral wire of the external three-wire plug. In one embodiment, the third support and the fourth support are both cylindrical pins, and the second elastic member is a spring. It is understood that the second elastic member may also be a spring. The contact surfaces of the second conductive component 70, the conducting component 60 and the three-wire plug are larger through the third supporting component, the second elastic component and the fourth supporting component, so that the stability of electric connection is improved. It is understood that the second conductive member 70 may include only one support (the third support or the fourth support) and the second elastic member. The receiving cavity includes a fourth via hole 44 disposed on the first end surface, and an extending direction of the fourth via hole 44 is parallel to a length direction of the insulating sleeve 40. The second conductive element 70 is disposed through the fourth via 44. The fourth via 44 includes two opposing openings, one on the first end face and the other on the bottom face of the recess, such that the second conductive element 70 within the fourth via 44 can make electrical connection with the via 60. The second through hole of the first insulating cap 50 communicates with the fourth via 44 so that the neutral electrode of the three-wire plug can be brought into contact with and electrically connected to the second conductive member 70 through the second through hole.

One end of the third conductive member 80 is in contact with the conductive member 60 to electrically connect the two, and the other end of the third conductive member 80 is used to contact with a live wire electrode of an external three-wire plug to electrically connect the two. The third conductive component 80 includes a fifth support, a third elastic member, and a sixth support, where the fifth support and the sixth support are disposed at two ends of the third elastic member and are abutted with the third elastic member, and the fifth support and the sixth support provide support for the third elastic member. The fifth support is in contact with the conductive member 60 to make electrical connection therebetween, and the sixth support is for making contact with the live electrode of the external three-wire plug to make electrical connection therebetween. In one embodiment, the fifth support and the sixth support are both cylindrical pins, and the third elastic member is a spring. It is understood that the third elastic member may also be a spring. Through the fifth supporting member, the third elastic member and the sixth supporting member, the contact surfaces of the third conductive assembly 80, the conducting member 60 and the three-wire plug are larger, so that the stability of electrical connection is improved. It is understood that the third conductive assembly 80 may include only one support (fifth support or sixth support) and a third elastic member. The receiving cavity includes a fifth via hole 45 provided on the first end surface, the extending direction of the fifth via hole 45 being parallel to the length direction of the insulating sleeve 40. The third conductive element 80 is disposed through the fifth via 45. The fifth via 45 includes two opposing openings, one on the first end face and the other on the bottom face of the recess, such that the third conductive element 80 within the fifth via 45 can make contact with the via 60 to make electrical connection therebetween. The third through hole of the first insulating cap 50 communicates with the fifth through hole 45 so that the live wire electrode of the three-wire plug can be brought into contact with and electrically connected to the third conductive member 80 through the third through hole.

The shorting device 1 provided by the utility model has the following beneficial effects: the first shorting device 1 comprises a conducting component, the conducting component can short-circuit a neutral electrode and a live wire electrode of a three-wire plug of a device to be tested, the conducting component and the first conducting component 30 can electrically connect the three-wire plug with an external high-voltage testing device through a first wiring piece 10 and a second wiring piece 20 respectively, so that the high-voltage safety of the device to be tested with the three-wire plug is tested, the conducting component and the first conducting component 30 are both arranged in a containing cavity of an insulating sleeve 40, part of the first wiring piece 10 and part of the second wiring piece 20 are both positioned in the containing cavity of the insulating sleeve 40, the testing process is safe, a plurality of devices to be tested can be tested quickly, and the efficiency is high; the second shorting device 1 comprises a first insulating cap 50 and a second insulating cap 90, and the first insulating cap 50 and the first end surface of the insulating sleeve 40 are arranged, so that a neutral electrode, a live wire electrode and a ground electrode of the three-wire plug are all positioned in the first insulating cap 50 in the high-voltage testing process, the conducting piece 60 is sealed in the insulating sleeve 40 by the second insulating cap 90, and an operator cannot contact with each conductive element in the shorting device 1 in the high-voltage testing process, so that the safety of the operator is further ensured; thirdly, the short-circuit device 1 has a simple structure, so that the short-circuit device can be prepared into a small-volume device, is easy to carry and is easy to assemble; fourth, shorting device 1 includes first conductive component, second conductive component 70 and third conductive component 80, and the three conductive piece is all including column thimble and spring so that the three conductive piece is great and the contact stability with three-wire plug's area of contact, has promoted the stability and the security of electric connection.

The present utility model is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present utility model are intended to be included in the scope of the present utility model. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.

Claims (10)

1. A shorting device, the shorting device comprising:

a first wire member for electrically connecting with a testing device;

the conduction assembly is contacted with the first wiring piece and is used for electrically connecting a zero line electrode and a live line electrode of the three-wire plug;

a second wire member for electrically connecting with the test device;

a first conductive member having one end in contact with the second wiring member and the other end for electrical connection with the three-wire plug;

the insulating sleeve is formed with and holds the chamber, switch on the subassembly with first conductive component all set up in hold the intracavity, part first wiring spare and part the second wiring spare all set up in hold the chamber.

2. The shorting device of claim 1, wherein a portion of said first wire member disposed outside said receiving chamber is electrically connected to said testing device, and wherein said second wire member is disposed outside said receiving chamber to be electrically connected to said testing device.

3. The shorting device of claim 1, wherein the first conductive assembly comprises a first support, a first elastic member, and a second support, the first support and the second support being disposed at both ends of the first elastic member, the first support being in contact with the second wire, the second support being for electrical connection with the three-wire plug.

4. A shorting device according to claim 3 wherein said conductive assembly comprises a conductive member in contact with said first wire member, a second conductive member having one end in contact with said conductive member and the other end for electrical connection with said three wire plug, and a third conductive member having one end in contact with said conductive member and the other end for electrical connection with said three wire plug.

5. The shorting device of claim 4, wherein said second conductive assembly comprises a third support, a second elastic member, and a fourth support, said third support and said fourth support being disposed at opposite ends of said second elastic member, said third support being in contact with said conductive member, said fourth support being for electrical connection with said three-wire plug.

6. The shorting device of claim 5, wherein the third conductive assembly comprises a fifth support, a third elastic member, and a sixth support, the fifth support and the sixth support being disposed at respective ends of the third elastic member, the fifth support being in contact with the conductive member, the sixth support being for electrical connection with the three-wire plug.

7. The shorting device of claim 6, wherein the first elastic member, the second elastic member, and the third elastic member are each springs or shrapnel.

8. The shorting device of claim 6, wherein said sleeve comprises a first end face, a second end face disposed opposite said first end face, and a side surface connecting said first end face and said second end face, said receiving cavity comprises a first via and a second via formed on said side surface, said first via is for receiving said first wire, said second via is for receiving said second wire, said receiving cavity further comprises a third via, a fourth via, and a fifth via formed on said first end face, said third via is for receiving said first conductive assembly, said fourth via is for receiving said second conductive assembly, said fifth via is for receiving said third conductive assembly, said receiving cavity further comprises a recess formed on said second end face, said recess is for receiving said via, and said fourth via and said fifth via are both in communication with said recess.

9. The shorting device of claim 8, further comprising a first insulating cap disposed on a first end surface of the insulating sleeve and fixedly connected to the insulating sleeve, the first insulating cap comprising three through holes therein, the three through holes in communication with the third via hole, the fourth via hole, and the fifth via hole, respectively.

10. The shorting device of claim 8, further comprising a second insulating cap disposed on a second end surface of the insulating sleeve and fixedly connected to the insulating sleeve, the second insulating cap spacing the conductive member within the recess.

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