CN216411460U - Live-line operation's overhead distribution line earth fault point measurement positioner - Google Patents
Live-line operation's overhead distribution line earth fault point measurement positioner Download PDFInfo
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- CN216411460U CN216411460U CN202122799854.9U CN202122799854U CN216411460U CN 216411460 U CN216411460 U CN 216411460U CN 202122799854 U CN202122799854 U CN 202122799854U CN 216411460 U CN216411460 U CN 216411460U
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- 238000005259 measurement Methods 0.000 title claims abstract description 15
- 239000012535 impurity Substances 0.000 claims description 18
- 239000004065 semiconductor Substances 0.000 claims description 11
- 238000009434 installation Methods 0.000 claims description 5
- 239000002274 desiccant Substances 0.000 claims description 3
- 230000005855 radiation Effects 0.000 abstract 1
- 238000005057 refrigeration Methods 0.000 description 7
- 230000017525 heat dissipation Effects 0.000 description 5
- 239000006185 dispersion Substances 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 239000003921 oil Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 241000272165 Charadriidae Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses a live-line operated overhead distribution line ground fault point measuring and positioning device, which relates to the technical field of distribution line ground fault point measuring and positioning and comprises a device shell, wherein an air inlet is formed in the inner wall of one side of the device shell, a fan covering the air inlet is fixedly connected to the inner wall of one side of the device shell, an electronic element body is placed in the device shell, a plurality of uniformly distributed mounting columns are fixedly connected between the bottom of the electronic element body and the inner wall of the bottom of the device shell, an air vent is formed in the outer wall of the other side of the device shell, an air increasing mechanism is fixedly connected to the outer wall of the other side of the device shell, the air increasing mechanism comprises an air increasing pipe, an air outlet is formed in the inner wall of the bottom of the device shell, and the air outlet is positioned below the electronic element body. The utility model has better heat radiation performance and can enhance the measurement of the distribution line ground fault point.
Description
Technical Field
The utility model relates to the technical field of distribution line ground fault point measurement and positioning, in particular to a live-line operated overhead distribution line ground fault point measurement and positioning device.
Background
Use a large amount of 10kV overhead distribution lines among the oil field electric power system and provide power supply for oil field production, oil district 10kV distribution lines adopts the ungrounded system of neutral point, the branch is many, the circuit is complicated, ground fault's incidence is higher, when 10kV distribution lines takes place ground fault, must find out the fault point within 2 hours, otherwise will break off the trouble line switch according to the operation rule, stop supplying power, thereby influence crude oil production's normal operating, consequently need an overhead distribution lines ground fault point of live working to measure positioner.
Among the prior art, the overhead distribution lines earth fault point of live working measures positioner and generally includes the device casing, and device casing inner wall fixedly connected with electronic component body realizes measuring the location to distribution lines earth fault point through the electronic component body.
However, when the above-mentioned device is used, the electronic component body generates a lot of heat, which easily causes the electronic component body to be damaged, and weakens the measurement of the distribution line ground fault point.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art, and provides a measuring and positioning device for an earth fault point of an overhead distribution line in live operation. The advantages are that: the method has better heat dissipation performance, and can enhance the measurement of the distribution line ground fault point.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides an overhead distribution lines earth fault point measurement positioner of live working, includes the device casing, the air inlet has been seted up to one side inner wall of device casing, one side inner wall fixedly connected with of device casing covers in the fan of air inlet, the electronic component body has been placed in the device casing, a plurality of evenly distributed's of fixedly connected with erection column between electronic component body bottom and the device casing bottom inner wall, the blow vent has been seted up to device casing opposite side outer wall, device casing opposite side outer wall fixedly connected with increases wind mechanism.
Through the technical scheme: during the use, start the fan, the fan can be with the outer air of device casing through the air inlet take out to the device casing in, blow to electronic component body surface through the air-out end of fan again, because the erection column makes electronic component body below appear the space, wind can pass from the top of electronic component body, bottom and both sides this moment, can promote the heat dispersion of electronic component body, wind is got rid of through the air inlet at last, and the cooperation increases the mechanism and can further dispel the heat to the electronic component body, can strengthen the measurement of going on distribution lines ground fault point.
The utility model is further arranged in that the air increasing mechanism comprises an air increasing pipe, an air outlet is formed in the inner wall of the bottom of the shell of the device, the air outlet is positioned below the electronic element body, and two ends of the air increasing pipe are respectively fixedly connected with the inner wall of the air vent and the inner wall of the air outlet.
Through the technical scheme: after the wind blows out through the air outlet, the wind blows to the bottom of the electronic element body through the air increasing pipe and the air outlet again, the heat of the electronic element body can be taken away, and the heat dissipation of the electronic element body can be enhanced.
The utility model is further arranged in that the outer wall of one side of the air increasing pipe is provided with an installation opening, the inner wall of the installation opening is fixedly connected with a semiconductor refrigerating block, and the refrigerating end of the semiconductor refrigerating block is positioned in the air increasing pipe.
Through the technical scheme: when the heat passes through the air increasing pipe, the refrigerating end of the semiconductor refrigerating block can cool air, so that the temperature of the air blown to the bottom of the semiconductor refrigerating block is lower, and the heat dissipation effect on the electronic element body can be enhanced.
The utility model is further arranged in that two connecting rods are fixedly connected to the outer wall of the top of the device shell.
Through the technical scheme: due to the arrangement of the connecting rod, a worker can hold the connecting rod by hands, and the device shell can be carried.
The utility model is further provided that the same rotating rod is rotatably connected between the tops of the opposite surfaces of the two connecting rods through the bearing.
Through the technical scheme: the arrangement of the rotating rod can enable a hand holding the rotating rod to slightly rotate when a worker carries the device shell by the hand, so that discomfort of the hand of the worker during long-time carrying is avoided.
The utility model is further arranged in such a way that the inner wall of the air inlet is fixedly connected with an impurity removal screen plate, the impurity removal screen plate is of a double-layer structure, and the inner wall of the impurity removal screen plate is filled with a proper amount of drying agent.
Through the technical scheme: the arrangement of the impurity removing screen plate can prevent dust and moisture outside the device shell from entering the device shell and can protect the electronic element body.
The utility model is further provided that the impurity removing screen plate is arranged in an inclined manner.
Through the technical scheme: the impurity removing screen plate which is obliquely arranged can increase the contact area of the impurity removing screen plate and dust with water and can enhance the performance of the impurity removing screen plate.
The utility model has the beneficial effects that:
1. this live-line operation's overhead distribution lines earth fault point measures positioner, in use, start the fan, the fan can be taken out the air outside the device casing to the device casing through the air inlet, blow to electronic component body surface through the air-out end of fan again, because the erection column makes electronic component body below appear the space, wind can follow the top of electronic component body this moment, bottom and both sides pass, can promote the heat dispersion of electronic component body, wind is got rid of through the air port at last, and the cooperation increases the wind mechanism and can further dispel the heat to the electronic component body, can strengthen the measurement of going on distribution lines earth fault point.
2. This electrified overhead distribution lines earth fault point of operation measures positioner blows off the back at wind through the air outlet, and wind can blow to electronic component body bottom once more through air supply pipe and air outlet, can take away the heat of electronic component body, can strengthen the heat dissipation to the electronic component body.
3. This live working's built on stilts distribution lines earth fault point measurement positioner, through the setting of connecting rod and rotation stick, the connecting rod is held to the available hand of staff, can carry the transport of device casing, and the hand of holding the rotation stick can slightly rotate, when avoiding carrying for a long time, the discomfort of staff's hand.
Drawings
Fig. 1 is a schematic perspective view of a measurement and positioning device for an earth fault point of an overhead distribution line operating in an electrified state according to the present invention;
fig. 2 is a schematic partial sectional structural view of a measurement and positioning device for an earth fault point of an overhead distribution line operating in an electrified state according to the present invention;
fig. 3 is an enlarged schematic view of a portion a in fig. 2.
In the figure: 1. a device housing; 2. an air inlet; 3. a fan; 4. mounting a column; 5. an electronic component body; 6. a vent; 7. an air increasing pipe; 8. an air outlet; 9. an installation port; 10. a semiconductor refrigeration block; 11. a connecting rod; 12. rotating the rod; 13. removing the impurity net plate.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.
Referring to fig. 1-3, a live-line operation's overhead distribution line earth fault point measuring and positioning device, including device casing 1, air inlet 2 has been seted up to one side inner wall of device casing 1, one side inner wall fixedly connected with of device casing 1 covers in fan 3 of air inlet 2, electronic component body 5 has been placed in device casing 1, a plurality of evenly distributed's erection column 4 of fixedly connected with between 5 bottoms of electronic component body and the device casing 1 bottom inner wall, device casing 1 opposite side outer wall has seted up blow vent 6, device casing 1 opposite side outer wall fixedly connected with air increasing mechanism.
Specifically, air increase mechanism is including increasing tuber pipe 7, and air outlet 8 has been seted up to 1 bottom inner wall of device casing, and air outlet 8 is located electronic component body 5 below, and the both ends that increase tuber pipe 7 respectively with 6 inner walls of blow vent and 8 inner wall fixed connection of air outlet, blow off the back at wind through blow vent 6, and wind can blow to electronic component body 5 bottom once more through increasing tuber pipe 7 and air outlet 8, can take away the heat of electronic component body 5, can strengthen the heat dissipation to electronic component body 5.
Specifically, installing port 9 has been seted up to one side outer wall of air increase pipe 7, and the inner wall fixedly connected with semiconductor refrigeration piece 10 of installing port 9, and the refrigeration end of semiconductor refrigeration piece 10 is located air increase pipe 7, and when the heat process air increase pipe 7, the refrigeration end of semiconductor refrigeration piece 10 can cool down to wind to the feasible air temperature that blows to semiconductor refrigeration piece 10 bottom is lower, can strengthen the radiating effect to electronic component body 5.
Specifically, two connecting rods 11 of device casing 1 top outer wall fixedly connected with, rotate through the bearing between the relative one side top of two connecting rods 11 and be connected with same rotating rod 12, through connecting rod 11 and rotating rod 12's setting, connecting rod 11 is held to the available hand of staff, can carry the transport of device casing 1, and the hand of holding rotating rod 12 can slightly rotate, when avoiding carrying for a long time, the discomfort of staff's hand.
Specifically, the inner wall of the air inlet 2 is fixedly connected with an impurity removing screen plate 13, the impurity removing screen plate 13 is of a double-layer structure, an appropriate amount of drying agent is filled in the inner wall of the impurity removing screen plate 13, the impurity removing screen plate 13 is arranged in an inclined mode, dust and moisture outside the device shell 1 can be prevented from entering the device shell 1 through the impurity removing screen plate 13 arranged in an inclined mode, the electronic element body 5 can be protected, and the performance of the impurity removing screen plate 13 can be enhanced.
The working principle is as follows: during the use, start fan 3, fan 3 can take out the air outside device casing 1 to device casing 1 in through air inlet 2, blow to electronic component body 5 surface through fan 3's air-out end again, because erection column 4 makes electronic component body 5 below appear the space, wind can pass from electronic component body 5's top, bottom and both sides this moment, can promote electronic component body 5's heat dispersion, wind is got rid of through air inlet 6 at last, and the cooperation increases wind mechanism and can further dispel the heat to electronic component body 5, can strengthen the measurement of going on distribution lines ground fault point.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (7)
1. The utility model provides an overhead distribution lines earth fault point measurement positioner of live working, includes device casing (1), its characterized in that, air inlet (2) have been seted up to one side inner wall of device casing (1), one side inner wall fixedly connected with of device casing (1) covers in fan (3) of air inlet (2), electronic component body (5) have been placed in device casing (1), a plurality of evenly distributed's of fixedly connected with erection column (4) between electronic component body (5) bottom and device casing (1) bottom inner wall, blow vent (6) have been seted up to device casing (1) opposite side outer wall, device casing (1) opposite side outer wall fixedly connected with increases wind mechanism.
2. The live-line overhead distribution line ground fault point measuring and positioning device of claim 1, wherein the air increasing mechanism comprises an air increasing pipe (7), an air outlet (8) is formed in the inner wall of the bottom of the device shell (1), the air outlet (8) is located below the electronic element body (5), and two ends of the air increasing pipe (7) are fixedly connected with the inner wall of the air vent (6) and the inner wall of the air outlet (8) respectively.
3. The live-line overhead distribution line ground fault point measuring and positioning device of claim 2, characterized in that an installation opening (9) is formed in an outer wall of one side of the air increasing pipe (7), a semiconductor refrigerating block (10) is fixedly connected to an inner wall of the installation opening (9), and a refrigerating end of the semiconductor refrigerating block (10) is located in the air increasing pipe (7).
4. The live-line overhead distribution line ground fault point measuring and positioning device of claim 1, characterized in that two connecting rods (11) are fixedly connected to the outer wall of the top of the device shell (1).
5. The live-line overhead distribution line ground fault point measuring and positioning device of claim 4, characterized in that the same rotating rod (12) is rotatably connected between the tops of the opposite surfaces of the two connecting rods (11) through bearings.
6. The live-line overhead distribution line ground fault point measuring and positioning device of claim 1, characterized in that an impurity removing screen plate (13) is fixedly connected to the inner wall of the air inlet (2), the impurity removing screen plate (13) is of a double-layer structure, and an appropriate amount of drying agent is filled in the inner wall of the impurity removing screen plate (13).
7. The live-line overhead distribution line ground fault point measuring and positioning device of claim 6, wherein the rogue net plate (13) is arranged in an inclined manner.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202122799854.9U CN216411460U (en) | 2021-11-16 | 2021-11-16 | Live-line operation's overhead distribution line earth fault point measurement positioner |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202122799854.9U CN216411460U (en) | 2021-11-16 | 2021-11-16 | Live-line operation's overhead distribution line earth fault point measurement positioner |
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Publication Number | Publication Date |
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CN216411460U true CN216411460U (en) | 2022-04-29 |
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Application Number | Title | Priority Date | Filing Date |
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CN202122799854.9U Expired - Fee Related CN216411460U (en) | 2021-11-16 | 2021-11-16 | Live-line operation's overhead distribution line earth fault point measurement positioner |
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CN (1) | CN216411460U (en) |
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2021
- 2021-11-16 CN CN202122799854.9U patent/CN216411460U/en not_active Expired - Fee Related
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Granted publication date: 20220429 |