CN211928079U - Cable test alarm device - Google Patents
Cable test alarm device Download PDFInfo
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- CN211928079U CN211928079U CN202020034372.7U CN202020034372U CN211928079U CN 211928079 U CN211928079 U CN 211928079U CN 202020034372 U CN202020034372 U CN 202020034372U CN 211928079 U CN211928079 U CN 211928079U
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- 238000012360 testing method Methods 0.000 title claims abstract description 117
- 238000004804 winding Methods 0.000 claims description 28
- 238000009413 insulation Methods 0.000 claims description 16
- 238000005452 bending Methods 0.000 claims description 10
- 230000005611 electricity Effects 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- 230000003796 beauty Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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- 238000003466 welding Methods 0.000 description 1
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Abstract
The application discloses cable test alarm device. The test device comprises a wire clamp for clamping a high-voltage insulated wire at the end part of a test cable, a high-voltage insulated sheath sleeved outside the wire clamp and a test device connected with the high-voltage insulated wire; also comprises a sound alarm and/or a light flash alarm; the testing device starts the sound alarm and/or the light flash alarm when high voltage is applied to the test cable through the high-voltage insulated wire. The high-voltage insulated wire is clamped at the end part of the test cable through the wire clamp, the high-voltage insulated sheath is sleeved outside the wire clamp, and the joint of the test cable and the wire clamp is wrapped by the high-voltage insulated sheath, so that the problem that the voltage resistance value cannot be increased to a specified voltage resistance value due to the fact that the end part of the cable is too close to the surface of a power distribution cabinet or a conductive part such as a cross beam is effectively avoided; the testing device connected with the high-voltage insulated wire provides high voltage for the test cable, and simultaneously starts the sound alarm and/or the light flash alarm, and the sound and/or the light flash alarm can play an effective warning role for far-end guardians and near-end irrelevant people.
Description
Technical Field
The disclosure generally relates to the technical field of high-voltage test safety equipment of power equipment, in particular to a cable test warning device.
Background
The power cable has higher power supply reliability and does not influence factors such as urban beauty, and the like, so the power cable is applied to urban power grid construction in a large area. When the cable is subjected to high-voltage tests (such as insulation tests, voltage resistance tests and the like), the test area is divided into a near-end test area and a far-end monitoring area. In the existing test method, pressure-resistant (high-pressure) test equipment is arranged in a near-end test area, and testers operate the pressure equipment; a special person is assigned to monitor in a remote nursing area, so that the self or external personnel can be prevented from entering a test area by mistake or touching a live cable by mistake.
At present, the length of a common cable is more than 2 kilometers, the distance between two ends of the cable is far, after the cable is electrified, a far-end monitoring area does not prompt and needs to be informed by testers, however, if the testers forget to inform or the actual test places cannot send signals, effective communication cannot be guaranteed through communication tools such as interphones, accidents can be caused, and the safety of the testers and the guardians in the test process cannot be guaranteed. In the existing cable test, the cable end part is too close to a conductive component such as a surface of a power distribution cabinet or a cross beam and the like to be raised to a specified withstand voltage value, or the cable in a gap is bent to a proper position for testing, so that the cable is damaged.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned defects or shortcomings in the prior art, it is desirable to provide a cable test warning device which has a simple structure, is convenient to operate, is safe and reliable, and plays an effective warning role compared with the prior art.
In a first aspect, the present application provides a cable test alarm device, including: the test device comprises a wire clamp for clamping and connecting a high-voltage insulated wire to the end part of a test cable, a high-voltage insulated sheath sleeved outside the wire clamp and a test device connected with the high-voltage insulated wire;
also comprises a sound alarm and/or a light flash alarm; the testing device is used for starting the sound alarm and/or the light flash alarm when the high-voltage electric power is applied to the test cable through the high-voltage insulated wire.
According to the technical scheme provided by the embodiment of the application, the method further comprises the following steps: the winder is arranged on the outer wall of the testing device; the winder is used for accommodating the high-voltage insulated wire.
According to the technical scheme provided by the embodiment of the application, the winder comprises: the winding device comprises a hollow cylindrical winding reel for winding the high-voltage insulated wire, a support rod axially penetrating through the winding reel and a U-shaped frame for fixing the support rod; the end part of the winding reel is provided with a handle; the two ends of the U-shaped frame are fixedly connected with the two ends of the supporting rod respectively, and the cross rod of the U-shaped frame is fixedly connected with the side wall of the testing device.
According to the technical scheme provided by the embodiment of the application, the side wall of the winding reel is also provided with a limiting piece; the limiting part is used for limiting the high-voltage insulated wire wound outside the winding reel.
According to the technical scheme provided by the embodiment of the application, the method further comprises the following steps: and the fixed mounting piece is used for fixing the testing device on the surface of the power distribution cabinet.
According to the technical scheme that this application embodiment provided, fixed mounting includes: the device comprises a mounting plate fixed on the side wall of the testing device and a fixing plate vertically connected with one side of the mounting plate; the surface of the mounting plate is provided with a clamping groove capable of fixing the testing device; the fixing plate is provided with at least three circular through holes through which bolts can penetrate; and a rubber pad is arranged at the end part of the bolt.
According to the technical scheme provided by the embodiment of the application, the bottom surface of the fixing plate is provided with cross-shaped grooves, the bottom surface of each groove is hinged with a bending plate extending out of the bottom surface, and the bending angle of each bending plate is more than or equal to 120 degrees; and one side of the fixing plate, which is far away from the mounting plate, is fixedly connected with a balancing weight.
According to the technical scheme provided by the embodiment of the application, the testing device is further provided with a control switch, and the control switch is used for controlling the testing device to be turned on or turned off.
To sum up, the beneficial effect of this application:
according to the technical scheme, the high-voltage insulated wire is clamped and connected to the end part of the test cable through the wire clamp, the high-voltage insulated sheath is sleeved outside the wire clamp and can wrap the connecting position of the test cable and the wire clamp, so that the test end of the test device forms an enough effective distance with the surface of a power distribution cabinet or a cross beam and other conductive parts through the high-voltage insulated wire and the high-voltage insulated sheath, and the problem that the end part of the cable cannot be increased to a specified voltage resistance value due to the fact that the end part of the cable is too close to the surface of the power distribution cabinet or the; the testing device connected with the high-voltage insulated wire provides high voltage for the test cable, and can start the sound alarm and/or the light flash alarm, when the test site is located at an interval and the two ends of the test cable cannot be seen at the same time, such as between the ground and a basement, the sound alarm can be used for alarming the high-voltage electrification of the cable; when the test site is located in a noisy environment, the alarm can be given out through the flash alarm, the sound and/or flash alarm can play an effective warning role for far-end guardians and irrelevant people around the near end, and the danger of high-voltage electric shock caused by forgetting to inform monitoring personnel at the other end of the test cable is avoided.
The cable test warning device is simple in structure, convenient to operate, safe and reliable, and can play an effective warning role.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:
fig. 1 is a schematic structural diagram of a cable test warning device.
Fig. 2 is a schematic structural view of the fixing mount.
Fig. 3 is a schematic structural view of the fixing plate.
Fig. 4 is a schematic structural view of the fixing plate.
Reference numbers in the figures: 1. testing the cable; 2. a high voltage insulated wire; 3. wire clamps; 4. a high voltage insulating sheath; 5. a testing device; 6. a spool; 7. a support bar; 8. a U-shaped frame; 9. a handle; 10. a fixing plate; 11. mounting a plate; 12. a rubber pad; 13. a bolt; 14. a clamping groove; 15. a bending plate; 16 balancing weight.
Detailed Description
The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
Example one
Please refer to fig. 1, which is a schematic structural diagram of a first embodiment of a cable test warning device provided in the present application, including: the high-voltage insulation testing device comprises a wire clamp 3 for clamping and connecting a high-voltage insulation wire 2 to the end of a test cable 1, a high-voltage insulation sheath 4 sleeved outside the wire clamp 3 and a testing device 5 connected with the high-voltage insulation wire 2; the model of the testing device 5 is, for example, a GSY high-voltage acousto-optic electroscope;
also comprises a sound alarm and/or a light flash alarm; the testing device 5 is used for starting the sound alarm and/or the light flash alarm when the high-voltage electric power is applied to the test cable 1 through the high-voltage insulated wire 2. The sound alarm and the light flash alarm are both high-voltage-resistant alarms, can be connected to two ends of a cable in parallel, and are powered on to alarm the sound alarm and the light flash alarm when the testing device 5 applies high voltage to the testing cable.
In the embodiment, the wire clamp 3 is connected to the end of the high-voltage insulated wire 2 and used for clamping and connecting the high-voltage insulated wire 2 to the end of the test cable 1; the high-voltage insulating sheath 4 is sleeved outside the wire clamp 3 and used for wrapping the connecting position of the wire clamp 3 and the high-voltage insulating lead 2 so as to avoid the problem that the voltage cannot be increased to a specified voltage withstanding value due to contact with a conductive device; and the testing device 5 is connected with the high-voltage insulated wire 2 and used for providing high voltage for the cable, testing the withstand voltage value of the cable, giving out sound and/or flash alarm to provide a test state for a remote monitor and playing a warning role for a person irrelevant to the near end.
In any preferred embodiment, further comprising: a reel arranged on the outer wall of the testing device 5; the cord reel is used for accommodating the high-voltage insulated wire 2.
In this embodiment, the winder is arranged on the outer wall of the testing device 5, and the high-voltage insulated conductor 2 can be stored and released according to the length of the high-voltage insulated conductor 2 required by the actual needs, so that the cables with different lengths can be tested conveniently.
In any preferred embodiment, the cord reel comprises: the high-voltage insulation device comprises a hollow cylindrical winding reel 6 for winding the high-voltage insulation wire 2, a support rod 7 axially penetrating through the winding reel 6 and a U-shaped frame 8 for fixing the support rod 7; the end part of the winding reel 6 is provided with a handle 9; and the U-shaped frame 8 is fixedly connected with the outer wall of the testing device 5.
In the present embodiment, the winding reel 6, which has a hollow cylindrical shape, is used for winding the high-voltage insulated wire 2; the support rod 7 axially penetrates through the winding reel 6, so that the winding reel 6 can rotate to take up and pay off the high-voltage insulated conducting wire 2 conveniently; the U-shaped frame 8 is fixedly connected to the outer wall of the testing device 5 and used for fixing the supporting rod 7; and a handle 9 provided at an end of the winding reel 6 for controlling the winding reel 6 to wind and unwind the high-voltage insulated wire 2.
In any preferred embodiment, the side wall of the winding reel 6 is further provided with a limiting piece; the limiting part is used for limiting the high-voltage insulated wire 2 wound outside the winding reel 6.
In this embodiment, the bottom of the limiting member is vertically and fixedly connected to the sidewall of the winding reel 6, where the connection manner is not limited, optionally, welded, and specifically: welding the bottom of the limiting piece on the side wall of the winding reel 6; high-voltage insulated wire 2 can freely pass through from the circular through-hole at locating part top, installs the screens board that can reciprocate on the circular through-hole, stretches out required length when high-voltage insulated wire 2, presses the screens board, and the screens board is fixed high-voltage insulated wire 2, and the locating part is injectd high-voltage insulated wire 2 this moment, avoids high-voltage insulated wire 2 unstable among the test procedure, causes the influence to the test.
Please refer to fig. 2 and fig. 3 for structural diagrams.
In any preferred embodiment, further comprising: the fixed mounting piece is used for fixing the testing device 5 on the surface of the power distribution cabinet; the fixed mounting member includes: the testing device comprises a mounting plate 11 fixed on the side wall of the testing device 5 and a fixing plate 10 vertically connected with one side of the mounting plate 11; the surface of the mounting plate 11 is provided with a clamping groove 14 capable of fixing the testing device 5; the fixing plate 10 is provided with at least three circular through holes through which bolts 13 can penetrate; the end of the bolt 13 is provided with a rubber pad 12.
In the present embodiment, a mounting plate 11 for fixing the test device 5; the fixing plate 10 is vertically connected with one side of the mounting plate 11 and used for fixing the testing device 5 outside the power distribution cabinet; the clamping groove 14 is arranged on the surface of the mounting plate 11 and used for clamping the testing device 5 and avoiding the influence on the test caused by shaking in the testing process; bolt 13 runs through the circular through-hole on the fixed plate 10, and its tip is equipped with rubber pad 12, and when the cable of test switch board department, fixed mounting spare just can block in two adjacent surface departments of switch board, and the bolt 13 that screws down makes fixed plate 10 hug closely the switch board surface, and rubber pad 12 has the effect of increase friction power, and then has further increased the effect that switch board surface was hugged closely to fixed plate 10.
Please refer to the schematic structure diagram of fig. 4.
In any preferred embodiment, the bottom surface of the fixing plate 10 is provided with cross-shaped grooves, the bottom surface of each groove is hinged with a bending plate 15 extending out of the bottom surface, and the bending angle of the bending plate 15 is greater than or equal to 120 degrees; a counterweight 16 is further fixedly connected to one side of the fixing plate 10 away from the mounting plate 11.
In this embodiment, buckling plate 15 articulates the bottom surface at the cross recess of fixed plate 10 bottom surface, and when the cable of test switch board department, buckling plate 15 can adsorb and tightly grab the surface at the switch board, makes testing arrangement 5 fix the lateral wall at the switch board, and in addition, balancing weight 16 of one side rigid coupling of mounting panel 11 is kept away from to fixed plate 10, has further strengthened fixed plate 10 and has hugged closely the effect on switch board surface, makes testing arrangement 5 more stable.
In any preferred embodiment, the testing device 5 is further provided with a control switch, and the control switch is used for controlling the opening or closing of the testing device 5.
In the present embodiment, the control switch is disposed on the testing device 5, and is used for controlling the testing device 5 to be turned on or off; pressing down control switch and opening testing arrangement 5, testing arrangement 5 gives through high-voltage insulation wire 2 test cable 1 applys high-voltage electricity, and sound alarm and/or light flash alarm start this moment.
The working principle is as follows:
2 tip of high-voltage insulation wire are connected to fastener 3, high-voltage insulation sheath 4 lives the hookup location parcel of fastener 3 and high-voltage insulation wire 2, control switch starts testing arrangement 5, when the cable is by testing arrangement 5 when adding high voltage, high-voltage insulation sheath 4 has effectively reduced the breakdown distance, and guarantee that it can normally rise to the withstand voltage value of regulation, the signal of telecommunication passes through fastener 3, high-voltage insulation wire 2 conveys testing arrangement 5, judge through testing arrangement 5, send sound and flash signal alarm when surveying the cable has electricity, there is not any signal suggestion when there is not the electricity, can both play the effect of reminding the warning to remote guardians and the irrelevant personnel of near-end.
The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be appreciated by a person skilled in the art that the scope of the invention as referred to in the present application is not limited to the embodiments with a specific combination of the above-mentioned features, but also covers other embodiments with any combination of the above-mentioned features or their equivalents without departing from the inventive concept. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.
Claims (8)
1. A cable test alarm device, comprising: the test device comprises a wire clamp (3) for clamping and connecting a high-voltage insulated wire (2) to the end of a test cable (1), a high-voltage insulated sheath (4) sleeved outside the wire clamp (3) and a test device (5) connected with the high-voltage insulated wire (2);
also comprises a sound alarm and/or a light flash alarm; testing arrangement (5) pass through high voltage insulation wire (2) give test cable (1) will when applying high voltage electricity sound alarm and/or flash of light alarm start.
2. The cable test alarm device of claim 1, further comprising: the winder is arranged on the outer wall of the testing device (5); the winder is used for accommodating the high-voltage insulated wire (2).
3. The cable test alarm device as claimed in claim 2, wherein the reel comprises: the high-voltage insulation wire winding device comprises a hollow cylindrical winding reel (6) used for winding the high-voltage insulation wire (2), a support rod (7) axially penetrating through the winding reel (6) and a U-shaped frame (8) for fixing the support rod (7); a handle (9) is arranged at the end part of the winding reel (6); the two ends of the U-shaped frame (8) are fixedly connected with the two ends of the supporting rod (7) respectively, and the cross rod of the U-shaped frame is fixedly connected with the side wall of the testing device (5).
4. The cable test alarm device according to claim 3, wherein the side wall of the winding reel (6) is further provided with a limiting member; the limiting part is used for limiting the high-voltage insulated wire (2) wound outside the winding reel (6).
5. The cable test alarm device according to any one of claims 1 to 4, further comprising: a fixing mounting for fixing the testing device (5) on a surface of a power distribution cabinet.
6. The cable test alarm device of claim 5, wherein the fixed mounting member comprises: the testing device comprises a mounting plate (11) fixed on the side wall of the testing device (5) and a fixing plate (10) vertically connected with one side of the mounting plate (11); the surface of the mounting plate (11) is provided with a clamping groove (14) capable of fixing the testing device (5); the fixing plate (10) is provided with at least three circular through holes through which bolts (13) can penetrate; and a rubber pad (12) is arranged at the end part of the bolt (13).
7. The cable test warning device according to claim 6, wherein the bottom surface of the fixing plate (10) is provided with cross-shaped grooves, the bottom surface of each groove is hinged with a bending plate (15) extending out of the bottom surface, and the bending angle of the bending plate (15) is greater than or equal to 120 degrees; and a balancing weight (16) is further fixedly connected to one side, far away from the mounting plate (11), of the fixing plate (10).
8. The cable test warning device according to claim 1, wherein a control switch is further disposed on the testing device (5), and the control switch is configured to control the testing device (5) to be turned on or off.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020034372.7U CN211928079U (en) | 2020-01-08 | 2020-01-08 | Cable test alarm device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020034372.7U CN211928079U (en) | 2020-01-08 | 2020-01-08 | Cable test alarm device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211928079U true CN211928079U (en) | 2020-11-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020034372.7U Expired - Fee Related CN211928079U (en) | 2020-01-08 | 2020-01-08 | Cable test alarm device |
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| CN (1) | CN211928079U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113281627A (en) * | 2021-06-04 | 2021-08-20 | 广东电网有限责任公司 | Alternating current withstand voltage test auxiliary device |
-
2020
- 2020-01-08 CN CN202020034372.7U patent/CN211928079U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113281627A (en) * | 2021-06-04 | 2021-08-20 | 广东电网有限责任公司 | Alternating current withstand voltage test auxiliary device |
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Granted publication date: 20201113 |