CN216900695U - Multi-range portable electricity testing device - Google Patents
Multi-range portable electricity testing device Download PDFInfo
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- CN216900695U CN216900695U CN202122683778.5U CN202122683778U CN216900695U CN 216900695 U CN216900695 U CN 216900695U CN 202122683778 U CN202122683778 U CN 202122683778U CN 216900695 U CN216900695 U CN 216900695U
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Abstract
A multi-range portable electricity testing device comprises an induction electricity testing part, a movable telescopic part and a holding control part; the induction electricity testing part comprises a probe, an induction alarm, an insulating core rod and an umbrella disc I, wherein two ends of the induction alarm are respectively connected with the probe and the insulating core rod, and the umbrella disc I is arranged on the outer side wall of the insulating core rod; the movable telescopic part comprises an insulating sleeve, a grading ring, a movable rod and an umbrella disc II, one end of the movable rod is inserted into the insulating sleeve, and the other end of the movable rod is fixedly connected with the insulating core rod; the grading ring is arranged on the outer side wall of the insulating sleeve, and the umbrella disc II is arranged on the outer side wall of the insulating sleeve; the holding control part comprises a hand guard and a control handle, the hand guard is fixedly connected with the insulating sleeve, and one end of the control handle is in threaded connection with the inside of the insulating sleeve. The utility model solves the technical problems that the electricity inspection cannot be carried out in a narrow environment or under the mine well in the prior art due to the limited environment, and the like, and reduces the carrying quantity of equipment by integrating the electricity inspection equipment with different grades into one equipment.
Description
Technical Field
The utility model belongs to the technical field of high-voltage electroscope equipment, and particularly relates to a multi-range portable electroscope.
Background
When the electricity is tested, a tool for checking whether 220-380V and 10kV high-low voltage network transformer and distribution equipment, overhead lines, cables and wires are electrified is generally used, and a high-voltage electricity testing pen is also called an electroscope. The electroscope can carry out safety inspection to electrical equipment commonly used, before the staff operates or maintains electrical equipment, the conductor on live equipment needs to be tested with the electroscope first, and after confirming it is uncharged, follow-up work such as discharging, hanging ground connection can be carried out to avoid the emergence of electric shock accident.
In the mine underground, the supply voltage level high pressure is 10kV, consumer voltage contains 220 ~ 380V, because the underground is limited by the environment, the voltage level is various, the instrument is numerous in the pit, and a lot of electrical equipment overhauls the space limited, use the high explosion switch in the electric substation in the pit as the example, the maintenance space at its rear portion only has 0.5m, when overhauing, just need to test the electricity with high-voltage electroscope, but present high-voltage electroscope is telescopic usually, require to pull open it totally when using, length can reach 1.5 m. The high-voltage electroscope is suitable for ground operation, but is not suitable for narrow environments or underground mines.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a multi-range portable electricity testing device, which solves the technical problems that electricity testing cannot be carried out in a narrow environment or a mine underground environment and the like in the prior art, and reduces the carrying quantity of equipment by integrating electricity testing equipment of different grades into one equipment.
The utility model provides a multi-range portable electricity testing device, which solves the technical problem that the multi-range portable electricity testing device comprises an induction electricity testing part, a movable telescopic part and a holding control part which are sequentially connected; the induction electricity testing part comprises a probe, an induction alarm, an insulating core rod and an umbrella disc I, wherein two ends of the induction alarm are respectively connected with the probe and the insulating core rod, and the umbrella disc I is arranged on the outer side wall of one end, far away from the induction alarm, of the insulating core rod; the movable telescopic part comprises an insulating sleeve, a grading ring, a movable rod and an umbrella disc II, one end of the movable rod is inserted into the insulating sleeve and is slidably mounted in the insulating sleeve, and the other end of the movable rod is fixedly connected with the insulating core rod; the grading ring is arranged on the outer side wall of the insulating sleeve and is used for connecting a grounding wire, and the umbrella disc II is arranged on the outer side wall of the insulating sleeve; the hand-holding control part comprises a hand guard and a control handle, the hand guard is fixedly connected with the insulating sleeve, one end of the control handle penetrates through the hand guard and stretches into the insulating sleeve, the insulating sleeve is internally connected with the insulating sleeve in a threaded mode, and one end of the moving rod, which is located in the insulating sleeve, is connected with the control handle.
Preferably, two sets of alarm devices with voltages of 220-380V and 10kV are arranged in the induction alarm, the induction alarm is further provided with a switching button, the switching button is pressed to start the 10kV alarm device, and the switching button is popped to start the 220-380V alarm device.
Preferably, the inner side wall of the insulating sleeve is provided with a limiting ring for limiting the position of the control handle, and the umbrella disc II is arranged on the outer wall of the insulating sleeve and corresponds to the limiting ring.
Preferably, the hand guard comprises a connecting sleeve and an annular protrusion, the connecting sleeve is fixedly connected with the insulating sleeve, the inner cavities of the connecting sleeve and the insulating sleeve are communicated, and the annular protrusion is arranged on the outer annular wall of the connecting sleeve.
Preferably, an end cover is arranged at one end of the insulating sleeve, one end of the moving rod penetrates through the end cover and extends out of the insulating sleeve, and the cross section of the moving rod is square.
Preferably, the umbrella disc I and the umbrella disc II are both of an annular structure, the cross sections of the umbrella disc I and the umbrella disc II in the radial direction are triangular, the umbrella disc I and the umbrella disc II are made of high polymer with silicon rubber as a matrix, and the insulating core rod is made of glass fiber reinforced resin.
Preferably, the material of hand protector is insulating material.
In summary, the technical scheme of the utility model at least has the following beneficial effects:
1. the umbrella disc can increase the creepage distance and has the same insulating function as the insulating core rod; the hand guard is an insulator and plays a good role in protection;
2. the grading ring is used for fixedly connecting a wire for grounding, when the umbrella disc or the insulating core rod is damaged, the flashover slave probe of the high-voltage conductor can be directly grounded through the grading ring, and the higher-level protection grounding trip is carried out, so that the working personnel can be protected from electric shock and danger;
3. the operation is convenient, the electricity testing operation at different positions can be realized by moving the rod, and the adjustment is convenient;
4. the electroscope can realize electroscopy operation of different voltage grades, has compact structure and convenient carrying, and is suitable for areas with smaller space such as mines and the like.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a front view schematically illustrating the overall structure of the present invention.
In the figure; 1. an induction electroscope; 1-1, a probe; 1-2, sensing an alarm; 1-3, insulating the core rod; 1-4, umbrella disc I; 1-5, a switch button;
2. a movable telescopic part; 2-1, an insulating sleeve; 2-2, end cover; 2-3, equalizing rings; 2-4, a limit ring; 2-5, moving rod; 2-6, umbrella disk II;
3. a grip control section; 3-1, protecting hands; 3-2, a control handle; 3-1-1, connecting sleeve; 3-2-2 and an annular boss.
Detailed Description
The technical solutions 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.
The utility model provides a multi-range portable electricity testing device, as shown in figure 1, the whole electricity testing device is of a straight rod structure and comprises an induction electricity testing part 1, a movable telescopic part 2 and a holding control part 3 which are connected in sequence; the induction electroscope part 1 comprises a probe 1-1, an induction alarm 1-2, an insulating core rod 1-3 and an umbrella disc I1-4, wherein two ends of the induction alarm 1-2 are respectively connected with the probe 1-1 and the insulating core rod 1-3, and the umbrella disc I1-4 is arranged on the outer side wall of one end, far away from the induction alarm 1-2, of the insulating core rod 1-3; the probe 1-1 is used for sensing whether a conductor is electrified or not, two sets of alarm equipment with the voltage of 220-380V and 10kV are arranged in the induction alarm 1-2, the induction alarm 1-2 is also provided with a switching button 1-5, the switching button 1-5 is pressed to start the 10kV alarm equipment, and the switching button 1-5 is popped up to start the 220-380V alarm equipment; firstly, popping up a button, and if the probe 1-1 does not sense that the conductor is electrified, the induction alarm 1-2 does not give out light to alarm, which indicates that the detected conductor does not carry a voltage of 220-380V; withdrawing the equipment, pressing a switching button 1-5, repeating the electricity testing operation, if the probe 1-1 does not sense that the conductor is electrified, the induction alarm 1-2 does not give out light to alarm, which indicates that the detected conductor does not have 10kV voltage, and performing subsequent work; the electroscopy operation of different voltage levels can be realized.
The movable telescopic part 2 comprises an insulating sleeve 2-1, a grading ring 2-3, a movable rod 2-5 and an umbrella disc II 2-6, wherein one end of the movable rod 2-5 is inserted into the insulating sleeve 2-1 and is slidably mounted in the insulating sleeve 2-1, and the other end of the movable rod 2-5 is fixedly connected with an insulating core rod 1-3; the grading ring 2-3 is arranged on the outer side wall of the insulating sleeve 2-1 and used for being connected with a grounding wire, and the umbrella disc II 2-6 is arranged on the outer side wall of the insulating sleeve 2-1; when in use, the grounding wire is connected with the grading ring 2-3 to realize safe grounding, the movable rod 2-5 can slide according to the requirement, the sliding of the movable rod 2-5 can drive the electricity testing induction part to stretch, further, different distance electricity testing requirements can be realized, and it should be noted that the sliding of the moving rod 2-5 is realized by matching with the holding control part 3, the holding control part 3 comprises a hand guard 3-1 and a control handle 3-2, the hand guard 3-1 is fixedly connected with the insulating sleeve 2-1, one end of the control handle 3-2 penetrates through the hand guard 3-1 and extends into the insulating sleeve 2-1 and is in threaded connection with the inside of the insulating sleeve 2-1, one end of the moving rod 2-5 positioned in the insulating sleeve 2-1 is connected with the control handle 3-2. Therefore, the control handle 3-2 can drive the movable rod 2-5 to slide through rotation, and the control handle 3-2 is in threaded connection with the insulating sleeve 2-1, so that the distance adjustment is more accurate, and the adjustment process is more stable.
It is to be noted that, in order to increase the creepage distance, the utility model is provided with umbrella disks I1-4 and umbrella disks II 2-6 respectively at the electroscopic induction part and the mobile telescopic part 2, wherein the umbrella disks I1-4 and the umbrella disks II 2-6 are both in an annular structure, the sections of the umbrella disks I1-4 and the umbrella disks II 2-6 along the radial direction are triangular, and the umbrella disks I1-4 and the umbrella disks II 2-6 are made of high molecular polymers taking silicon rubber as a matrix; in addition, the insulating core rod 1-3 is made of glass fiber reinforced resin, and the hand guard 3-1 is made of insulating material, so that the safety of operation can be further ensured.
In order to avoid the over-position movement of the moving rod 2-5, the inner side wall of the insulating sleeve 2-1 is provided with a limiting ring 2-4 for limiting the position of the control handle 3-2, so that the control handle 3-2 cannot move continuously after moving to be abutted against the limiting ring 2-4. The umbrella disc II 2-6 is arranged at the position, corresponding to the limiting ring 2-4, of the outer wall of the insulating sleeve 2-1, and installation strength can be guaranteed.
One example of the hand protector 3-1 in the present invention is; the hand guard 3-1 comprises a connecting sleeve 3-1-1 and an annular bulge, the connecting sleeve 3-1-1 is fixedly connected with the insulating sleeve 2-1, the inner cavities of the connecting sleeve 3-1 and the insulating sleeve 2-1 are communicated, and the annular bulge is arranged on the outer annular wall of the connecting sleeve 3-1-1.
One embodiment of the travel bar 2-5 of the present invention is; an end cover 2-2 is arranged at one end of an insulating sleeve 2-1, one end of a moving rod 2-5 penetrates through the end cover 2-2 and extends out of the insulating sleeve 2-1, the cross section of the moving rod 2-5 is square, the moving rod 2-5 is rotatably connected with a control handle 3-2, and the control handle 3-2 can be converted into linear movement of the moving rod 2-5 by matching with the structural characteristics of the moving rod 2-5.
When the hand-held test device is used specifically, in a narrow place, a worker lifts the electricity testing device flatly, keeps the switching button 1-5 to pop up, holds the hand guard 3-1 to rotate the control handle 3-2 flatly and slowly, and moves the moving rod 2-5 and the induction electricity testing part 1 outwards; the limiting ring 2-4 limits the moving range of the control handle 3-2 in the insulating sleeve 2-1 to be not more than a limit value, the grading ring 2-3 is grounded by a lead, if the probe 1-1 does not sense that the conductor is electrified, the sensing alarm 1-2 does not give out light to alarm, and the detected conductor does not carry 220-380V voltage; withdrawing the equipment, pressing a switching button 1-5, repeating the electricity testing operation, if the probe 1-1 does not sense that the conductor is electrified, the induction alarm 1-2 does not give out light to alarm, which indicates that the detected conductor does not have 10kV voltage, and performing subsequent work.
While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the utility model.
Claims (7)
1. A multi-range portable electroscope is characterized by comprising an induction electroscope part, a movable telescopic part and a holding control part which are connected in sequence; the induction electricity testing part comprises a probe, an induction alarm, an insulating core rod and an umbrella disc I, wherein two ends of the induction alarm are respectively connected with the probe and the insulating core rod, and the umbrella disc I is arranged on the outer side wall of one end, far away from the induction alarm, of the insulating core rod; the movable telescopic part comprises an insulating sleeve, a grading ring, a movable rod and an umbrella disc II, one end of the movable rod is inserted into the insulating sleeve and is slidably mounted in the insulating sleeve, and the other end of the movable rod is fixedly connected with the insulating core rod; the grading ring is arranged on the outer side wall of the insulating sleeve and is used for connecting a grounding wire, and the umbrella disc II is arranged on the outer side wall of the insulating sleeve; the hand-holding control part comprises a hand guard and a control handle, the hand guard is fixedly connected with the insulating sleeve, one end of the control handle penetrates through the hand guard and stretches into the insulating sleeve, the insulating sleeve is internally connected with the insulating sleeve in a threaded mode, and one end of the moving rod, which is located in the insulating sleeve, is connected with the control handle.
2. The multi-range portable electricity testing device according to claim 1, wherein two sets of alarm devices with voltages of 220-380V and 10kV are arranged in the induction alarm, the induction alarm is further provided with a switching button, the switching button is pressed to start the 10kV alarm device, and the switching button is popped to start the 220-380V alarm device.
3. The multi-range portable electricity testing device according to claim 1, wherein a limiting ring for limiting the position of the control handle is arranged on the inner side wall of the insulating sleeve, and the umbrella disc II is arranged on the outer wall of the insulating sleeve at a position corresponding to the limiting ring.
4. The multi-range portable electroscope of claim 1, wherein the hand guard comprises a connection sleeve and a ring-shaped protrusion, the connection sleeve is fixedly connected with the insulation sleeve, the internal cavities of the connection sleeve and the insulation sleeve are communicated with each other, and the ring-shaped protrusion is arranged on the outer ring wall of the connection sleeve.
5. The multi-range portable electroscope of claim 1, wherein an end cap is provided at one end of the insulating sleeve, one end of the moving rod extends out of the insulating sleeve through the end cap, and the cross section of the moving rod is square.
6. The multi-range portable electricity testing device according to claim 1, wherein the umbrella disc I and the umbrella disc II are both of an annular structure, the cross sections of the umbrella disc I and the umbrella disc II in the radial direction are triangular, the umbrella disc I and the umbrella disc II are made of high polymer with silicon rubber as a matrix, and the insulating core rod is made of glass fiber reinforced resin.
7. The multi-range portable electroscope of claim 1, wherein the hand guard is made of an insulating material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122683778.5U CN216900695U (en) | 2021-11-04 | 2021-11-04 | Multi-range portable electricity testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122683778.5U CN216900695U (en) | 2021-11-04 | 2021-11-04 | Multi-range portable electricity testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216900695U true CN216900695U (en) | 2022-07-05 |
Family
ID=82201853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122683778.5U Active CN216900695U (en) | 2021-11-04 | 2021-11-04 | Multi-range portable electricity testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216900695U (en) |
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2021
- 2021-11-04 CN CN202122683778.5U patent/CN216900695U/en active Active
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