CN111596103A - Electric power secondary test short-circuit pen - Google Patents
Electric power secondary test short-circuit pen Download PDFInfo
- Publication number
- CN111596103A CN111596103A CN202010588461.0A CN202010588461A CN111596103A CN 111596103 A CN111596103 A CN 111596103A CN 202010588461 A CN202010588461 A CN 202010588461A CN 111596103 A CN111596103 A CN 111596103A
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- probe
- circuit
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- insulating
- pen
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- 238000012360 testing method Methods 0.000 title claims abstract description 27
- 239000000523 sample Substances 0.000 claims abstract description 84
- 230000007246 mechanism Effects 0.000 claims abstract description 27
- 239000002184 metal Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000004888 barrier function Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000013024 troubleshooting Methods 0.000 description 2
- 240000005561 Musa balbisiana Species 0.000 description 1
- 235000018290 Musa x paradisiaca Nutrition 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
- G01R1/0416—Connectors, terminals
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/06—Measuring leads; Measuring probes
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Abstract
The invention relates to the technical field of electric power overhaul, and particularly discloses an electric power secondary test short-circuit pen, which comprises: the short-circuit device comprises two short-circuit pens and a connecting cable, wherein the two short-circuit pens are connected through the connecting cable, each short-circuit pen comprises an insulating body shell and an insulating probe shell, an elastic sliding mechanism is arranged in the insulating body shell, a probe is arranged in the insulating probe shell, the probe is connected with one end of the elastic sliding mechanism, and the other end of the elastic sliding mechanism is connected with the connecting cable; the elastic sliding mechanism can drive the probe to extend out of the insulating probe shell when external force exists, and can retract the probe into the insulating probe shell when the external force disappears; the probes of the two short-circuit pens can realize short-circuit connection through the connecting cable when contacting the circuit respectively. The short circuit pen for the power secondary test provided by the invention does not need to drop a short circuit line to ensure safety, and achieves the purpose of ensuring the non-conductivity of two ends when a worker does not have the intention of a subjective short circuit node.
Description
Technical Field
The invention relates to the technical field of electric power overhaul, in particular to an electric power secondary test short-circuit pen.
Background
Existing short-circuit lines are typically made in the field using wires that are cut directly and stripped of parts. The short-circuit line has the disadvantages that two sections of the short-circuit line are directly exposed conductors, and the short circuit of irrelevant line nodes is easily caused during working; when the high altitude cubical switchboard operation, in order to ensure safety, need look over tasks such as drawing, throw away the short circuit line in order to avoid electrical node short circuit, waste time and energy.
Disclosure of Invention
The invention provides a short-circuit pen for an electric power secondary test, which solves the problems of danger, time waste and labor waste during short-circuit line operation in the related technology.
As an aspect of the present invention, there is provided an electric power secondary test short circuit pen, comprising: the short-circuit device comprises two short-circuit pens and a connecting cable, wherein the two short-circuit pens are connected through the connecting cable, each short-circuit pen comprises an insulating body shell and an insulating probe shell, the insulating body shell is connected with the insulating probe shell, the inside of the insulating body shell is communicated with the inside of the insulating probe shell, an elastic sliding mechanism is arranged in the insulating body shell, a probe is arranged in the insulating probe shell, the probe is connected with one end of the elastic sliding mechanism, and the other end of the elastic sliding mechanism is connected with the connecting cable;
the elastic sliding mechanism can drive the probe to extend out of the insulating probe shell when external force exists, and can retract the probe into the insulating probe shell when the external force disappears;
the probes of the two short-circuit pens can realize short-circuit connection through the connecting cable when contacting the circuit respectively.
Further, the elastic sliding mechanism comprises a sliding button, a sliding block and an elastic piece, a window is arranged on the insulating body shell, one side of the sliding button is located outside the insulating body shell through the window, the other end of the sliding button is connected with the sliding block, one end of the elastic piece is connected with the sliding block, the other end of the elastic piece is connected with one end, deviating from the connecting cable, of the insulating body shell, and one end of the probe is connected with the sliding block.
Further, the one end of slider is provided with the elastic component embedded groove, be provided with the probe mounting hole in the elastic component embedded groove, the other end of slider sets up the connecting cable mounting hole, the one end of elastic component is located in the elastic component embedded groove, the one end of probe stretches into the probe mounting hole, connecting cable's tip stretches into the connecting cable mounting hole, the one end of probe with connecting cable's tip is in slider inside contact to form electrical connection.
Furthermore, one end of the sliding block is provided with an insulating baffle, and the length of the insulating baffle is greater than the depth of the elastic piece embedding groove.
Furthermore, the side of the sliding block is provided with a protruding guide rail, and the sliding block slides on the inner wall of the insulating body shell through the protruding guide rail.
Further, a resistance structure is arranged on the side surface of the sliding button.
Further, the sliding button is connected with the sliding block through a connecting part.
Further, the elastic member includes a spring.
Further, the connecting cable comprises a spring cable and extension end parts arranged at two ends of the spring cable, and the extension end parts are connected with the short-circuit pen.
According to the short-circuit pen for the secondary power test, the probe and the elastic sliding mechanism are arranged, the insulating body shell and the insulating probe shell are arranged, the probe is located in the insulating probe shell, the elastic sliding mechanism is located in the insulating body shell and can drive the probe to extend out of or retract into the insulating probe shell, and the two short-circuit pens are connected through the connecting cable; when the switch cabinet at a high place is used for carrying out secondary circuit problem troubleshooting and testing, a short circuit line does not need to be lost to ensure safety, and the purpose of ensuring the non-conductivity of two ends when workers do not have subjective short circuit node will is achieved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.
Fig. 1 is a schematic structural diagram of an electric power secondary test short-circuit pen provided by the invention.
Fig. 2 is a schematic diagram of an internal structure of the electric power secondary test short circuit pen provided by the invention.
Fig. 3 is a front view of the connection between the housing of the insulating body and the housing of the insulating probe according to the present invention.
Fig. 4 is a side view of the connection of the housing of the insulator and the housing of the insulating probe according to the present invention.
Fig. 5 is a schematic perspective view of an elastic sliding mechanism according to the present invention.
Fig. 6 is a side view of the elastic sliding mechanism provided by the present invention.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged under appropriate circumstances in order to facilitate the description of the embodiments of the invention herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
In this embodiment, an electrical secondary test shorting pen is provided, and fig. 1 to 4 are schematic structural diagrams of an electrical secondary test shorting pen provided according to an embodiment of the present invention, as shown in fig. 1 to 4, including: the short-circuit pen type probe comprises two short-circuit pens and a connecting cable 30, wherein the two short-circuit pens are connected through the connecting cable 30, each short-circuit pen comprises an insulating body shell 11 and an insulating probe shell 12, an elastic sliding mechanism 110 is arranged in the insulating body shell 11, a probe 120 is arranged in the insulating probe shell 12, the probe 120 is connected with one end of the elastic sliding mechanism 110, and the other end of the elastic sliding mechanism 110 is connected with the connecting cable 30;
the elastic sliding mechanism 110 can drive the probe 120 to extend out of the insulated probe shell 12 when external force exists, and can retract the probe 120 into the insulated probe shell 12 when external force disappears;
the probes 120 of the two shorting pens can be short-circuited through the connection cable 30 when they are respectively contacted to the circuit.
According to the short-circuit pen for the secondary power test, provided by the embodiment of the invention, the probe and the elastic sliding mechanism are arranged, the insulating body shell and the insulating probe shell are arranged, the probe is positioned in the insulating probe shell, the elastic sliding mechanism is positioned in the insulating body shell, the elastic sliding mechanism can drive the probe to extend out of or retract into the insulating probe shell, and the two short-circuit pens are connected through the connecting cable, so that the probe can automatically contract without external force due to the adoption of the contraction design of the elastic sliding mechanism, and the problem that personal, power grid or equipment accidents are caused by the fact that the conventional short-circuit line is easily touched by mistake to cause the short circuit of a secondary node is solved; when the switch cabinet at a high place is used for carrying out secondary circuit problem troubleshooting and testing, a short circuit line does not need to be lost to ensure safety, and the purpose of ensuring the non-conductivity of two ends when workers do not have subjective short circuit node will is achieved.
It should be noted that the electric power secondary test short-circuit pen provided by the embodiment of the invention can also be used in the maintenance of network cabinets and the like.
As shown in fig. 1 and 2, the electric power secondary test shorting pen includes a first shorting pen 10 and a second shorting pen 20, and the first shorting pen 10 and the second shorting pen 20 are connected by a connection cable 30.
Preferably, the connection cable 30 may specifically include a spring cable 31 and extension end portions 32 disposed at both ends of the spring cable 31, and the extension end portions 32 are connected to the shorting pen.
Specifically, two ends of the spring cable 31 are respectively provided with an extension end portion 32, one extension end portion 32 is connected with the first short-circuit pen 10, and the other extension end portion 32 is connected with the second short-circuit pen 20, so that the spring cable 31 can be stretched to a certain length during working, short-circuit work among nodes at different distances is facilitated, and the probability of winding with other power lines is reduced; at ordinary times, the telescopic type folding table is convenient to store or place in a working area.
In the embodiment of the invention, the connecting conducting wire part between the two short-circuit pens adopts the spring cable 31 which can be stretched to a certain length during working, thereby facilitating the short-circuit work between nodes with different distances, the spring cable 31 has the characteristic of being long or short, and a user can hold the two short-circuit pen bodies to directly stretch.
Preferably, the insulated probe housing 12 can be implemented in the shape of a long catheter, which increases the length of the probe and allows for work in areas where hands are not available.
In addition, the probe 120 is a metal probe, and the head of the metal probe is designed as a banana plug and can be inserted into the terminal row to perform a short circuit operation for a long time.
Specifically, as shown in fig. 2, 3, 5 and 6, the elastic sliding mechanism 110 includes a sliding button 111, a sliding block 112 and an elastic member 113, the insulating housing 11 is provided with a window 114, one surface of the sliding button 111 is located outside the insulating housing 11 through the window 114, the other end of the sliding button 111 is connected to the sliding block 112, one end of the elastic member 113 is connected to the sliding block 112, the other end of the elastic member 113 is connected to one end of the insulating housing 11 away from the connection cable 30, and one end of the probe 120 is connected to the sliding block 112.
Further specifically, one end of the slider 112 is provided with an elastic member embedding groove 115, a probe mounting hole (not shown in the figure) is arranged in the elastic member embedding groove 115, the other end of the slider 112 is provided with a connecting cable mounting hole, one end of the elastic member 113 is located in the elastic member embedding groove 115, one end of the probe 120 extends into the probe mounting hole, the end of the connecting cable 30 extends into the connecting cable mounting hole, and one end of the probe 120 is in contact with the end of the connecting cable 30 inside the slider 112 and forms an electrical connection.
It should be understood that the extended end 32 of the connecting cable 30 may make contact with the probes 120 inside the slider 112, as shown in fig. 6, to thereby perform a short circuit function when the probes 120 of both shorting pens are in contact with a circuit.
Specifically, one end of the slider 112 is provided with an insulating barrier 116, and the length of the insulating barrier 116 is greater than the depth of the elastic member insertion groove 115.
It will be appreciated that the insulating barrier 116 may shield the probe 120 from passing under the window to improve safety during use.
Specifically, a protruding guide rail 118 is disposed on a side surface of the slider 112, and the slider 112 slides on an inner wall of the housing 11 through the protruding guide rail 118.
It should be understood that, by providing the protruding guide rail 118 on the side surface of the slider 112, the slider 112 can slide on the inner wall of the housing 11 through the protruding guide rail 118, and due to the provision of the protruding guide rail 118, the contact area between the side surface of the slider 112 and the inner wall of the housing 11 is reduced, so that the friction force when the slider 112 slides can be reduced.
Specifically, the side of the sliding button 111 is provided with a resistance structure 119.
It should be understood that the side of the sliding button 111 increases the resistance between the user and the sliding button 111 by providing the resistance structure 119, so that the sliding button 111 can be moved with a small force applied by the user.
Specifically, the slide button 111 and the slider 112 are connected by a connecting portion 117.
Preferably, the elastic member 113 includes a spring.
The following describes in detail a specific implementation process of the electrical secondary test short-circuit pen according to an embodiment of the present invention with reference to fig. 1 to 6.
When a user carries out the short circuit of the secondary line node, the sliding button 111 is respectively pressed by the two short-circuit pens, so that the metal probe 120 extends out, and the two ends are connected with the node needing the short circuit.
After the work is finished, no other operation is needed, the built-in elastic part 113 pushes the sliding block 112, the sliding block 112 drives the metal probe 120 to retract into the insulating probe shell 12, and the short-circuit pen can be directly placed.
If a short-circuiting operation is required for a long time, a worker may insert the metal probes 120 into the terminal row holes. After the operation is completed, the short-circuiting pen is directly pulled out, and the short-circuiting pen automatically retracts the metal probe 120 under the action of the built-in elastic member 113.
It will be understood that the above embodiments are merely exemplary embodiments taken to illustrate the principles of the present invention, which is not limited thereto. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit and substance of the invention, and these modifications and improvements are also considered to be within the scope of the invention.
Claims (9)
1. The utility model provides an electric power secondary test short circuit pen which characterized in that includes: the short-circuit device comprises two short-circuit pens and a connecting cable, wherein the two short-circuit pens are connected through the connecting cable, each short-circuit pen comprises an insulating body shell and an insulating probe shell, the insulating body shell is connected with the insulating probe shell, the inside of the insulating body shell is communicated with the inside of the insulating probe shell, an elastic sliding mechanism is arranged in the insulating body shell, a probe is arranged in the insulating probe shell, the probe is connected with one end of the elastic sliding mechanism, and the other end of the elastic sliding mechanism is connected with the connecting cable;
the elastic sliding mechanism can drive the probe to extend out of the insulating probe shell when external force exists, and can retract the probe into the insulating probe shell when the external force disappears;
the probes of the two short-circuit pens can realize short-circuit connection through the connecting cable when contacting the circuit respectively.
2. The electrical power secondary test short circuit pen of claim 1, wherein the elastic sliding mechanism comprises a sliding button, a sliding block and an elastic member, a window is arranged on the insulating body casing, one side of the sliding button is located outside the insulating body casing through the window, the other end of the sliding button is connected with the sliding block, one end of the elastic member is connected with the sliding block, the other end of the elastic member is connected with one end of the insulating body casing, which is far away from the connecting cable, and one end of the probe is connected with the sliding block.
3. The electric power secondary test short circuit pen of claim 2, wherein one end of the slider is provided with an elastic piece embedded groove, a probe mounting hole is arranged in the elastic piece embedded groove, the other end of the slider is provided with a connecting cable mounting hole, one end of the elastic piece is positioned in the elastic piece embedded groove, one end of the probe extends into the probe mounting hole, the end part of the connecting cable extends into the connecting cable mounting hole, and one end of the probe is in contact with the end part of the connecting cable inside the slider and forms an electrical connection.
4. The electrical secondary test short circuit pen of claim 3, wherein one end of the sliding block is provided with an insulating baffle, and the length of the insulating baffle is greater than the depth of the embedded groove of the elastic piece.
5. The electrical secondary test short circuit pen of claim 2, wherein a protruding guide rail is arranged on a side surface of the slider, and the slider slides on the inner wall of the insulating body shell through the protruding guide rail.
6. The electrical power secondary test short circuit pen of claim 2, characterized in that a resistance structure is arranged on the side surface of the sliding button.
7. The electrical power secondary test short circuit pen of claim 2, wherein the sliding button and the sliding block are connected through a connecting part.
8. The electrical secondary test shorting pen of claim 2, wherein the resilient member comprises a spring.
9. The electrical secondary test shorting pen according to claim 1, wherein the connection cable comprises a spring cable and extension ends provided at both ends of the spring cable, the extension ends being connected with the shorting pen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010588461.0A CN111596103A (en) | 2020-06-24 | 2020-06-24 | Electric power secondary test short-circuit pen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010588461.0A CN111596103A (en) | 2020-06-24 | 2020-06-24 | Electric power secondary test short-circuit pen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111596103A true CN111596103A (en) | 2020-08-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010588461.0A Pending CN111596103A (en) | 2020-06-24 | 2020-06-24 | Electric power secondary test short-circuit pen |
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| CN (1) | CN111596103A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202285300U (en) * | 2011-10-18 | 2012-06-27 | 云南电网公司玉溪供电局 | Short circuiting line with fuse |
| CN203562553U (en) * | 2013-09-29 | 2014-04-23 | 富港电子（东莞）有限公司 | Probe connector |
| JP2016217794A (en) * | 2015-05-18 | 2016-12-22 | 中国電力株式会社 | Probe and connecting tool for electric equipment test |
| CN107727994A (en) * | 2016-08-12 | 2018-02-23 | 中车青岛四方机车车辆股份有限公司 | Rail vehicle electrical cnnector special test pen |
| CN207067312U (en) * | 2017-07-21 | 2018-03-02 | 国网天津市电力公司电力科学研究院 | A kind of secondary cable line inspection servicing unit |
| CN208140786U (en) * | 2018-05-03 | 2018-11-23 | 广东电网有限责任公司 | Test pencil |
| CN208833807U (en) * | 2018-09-03 | 2019-05-07 | 广东电网有限责任公司 | Test plug and terminal block test plug |
| CN111239445A (en) * | 2020-02-28 | 2020-06-05 | 广东电网有限责任公司 | Telescopic multimeter test pen |
| CN212514701U (en) * | 2020-06-24 | 2021-02-09 | 国网江苏省电力有限公司无锡供电分公司 | Electric power secondary test short-circuit pen |
-
2020
- 2020-06-24 CN CN202010588461.0A patent/CN111596103A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202285300U (en) * | 2011-10-18 | 2012-06-27 | 云南电网公司玉溪供电局 | Short circuiting line with fuse |
| CN203562553U (en) * | 2013-09-29 | 2014-04-23 | 富港电子（东莞）有限公司 | Probe connector |
| JP2016217794A (en) * | 2015-05-18 | 2016-12-22 | 中国電力株式会社 | Probe and connecting tool for electric equipment test |
| CN107727994A (en) * | 2016-08-12 | 2018-02-23 | 中车青岛四方机车车辆股份有限公司 | Rail vehicle electrical cnnector special test pen |
| CN207067312U (en) * | 2017-07-21 | 2018-03-02 | 国网天津市电力公司电力科学研究院 | A kind of secondary cable line inspection servicing unit |
| CN208140786U (en) * | 2018-05-03 | 2018-11-23 | 广东电网有限责任公司 | Test pencil |
| CN208833807U (en) * | 2018-09-03 | 2019-05-07 | 广东电网有限责任公司 | Test plug and terminal block test plug |
| CN111239445A (en) * | 2020-02-28 | 2020-06-05 | 广东电网有限责任公司 | Telescopic multimeter test pen |
| CN212514701U (en) * | 2020-06-24 | 2021-02-09 | 国网江苏省电力有限公司无锡供电分公司 | Electric power secondary test short-circuit pen |
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