CN116136550A - Live detection device for ground wire of distribution transformer - Google Patents
Live detection device for ground wire of distribution transformer Download PDFInfo
- Publication number
- CN116136550A CN116136550A CN202111364431.2A CN202111364431A CN116136550A CN 116136550 A CN116136550 A CN 116136550A CN 202111364431 A CN202111364431 A CN 202111364431A CN 116136550 A CN116136550 A CN 116136550A
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- China
- Prior art keywords
- distribution transformer
- detection device
- live detection
- positioning
- box
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/145—Indicating the presence of current or voltage
- G01R19/155—Indicating the presence of voltage
-
- 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/40—Display of information, e.g. of data or controls
Abstract
The invention discloses a live detection device for a grounding wire of a distribution transformer, which comprises a lifting rod and a box body, wherein the lifting rod is provided with the box body through a rotating mechanism, a partition plate is fixed in the box body, a clamp ammeter is arranged on the partition plate through a translation mechanism, a through hole is formed in the side edge of the box body, a baffle is arranged in the through hole through a lifting mechanism, a positioning module, a timing module, a communication module and a storage module are arranged in the box body, a heat dissipation and dehumidification mechanism and an exhaust mechanism are arranged at the bottom of the box body, and a display screen and an audible-visual alarm are arranged at the top of the box body. The invention has convenient operation, can realize real-time measurement, has early warning effect on surrounding personnel and is convenient for remote management.
Description
Technical Field
The invention relates to the technical field of transformers, in particular to a live detection device for a grounding wire of a distribution transformer.
Background
As rural power grid transformers have been erected for longer periods of time and rural power grid modifications have increased in recent years, more transformers are being built. Many old transformers are long in erection time, neutral point displacement is caused by serious corrosion of a grounding grid and long-term load unbalance, so that a grounding wire is electrified, as the transformers are improved in recent years, most transformer load unbalance exists in rural power grid division loads, the grounding wire is electrified, and particularly in humid weather environments on the ground, safety problems of human and animal electric shock and the like caused by the electrified grounding wire on the periphery of the transformer are more numerous, and a distribution transformer grounding wire electrified detection device is provided for the problems.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a live detection device for a grounding wire of a distribution transformer.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a distribution transformer earth connection electrified detection device, includes liter pole and box that contracts, it installs the box to rise the pole that contracts through rotary mechanism, the inside of box is fixed with the baffle, install pincerlike ampere meter through translation mechanism on the baffle, the through-hole has been seted up to the side of box, install the baffle through elevating system in the through-hole, internally mounted of box has positioning module, timing module, communication module, diode, storage module and battery, heat dissipation dehumidification mechanism and exhaust mechanism are installed to the bottom of box, display screen and audible-visual annunciator are installed at the top of box.
Further, the translation mechanism comprises a first motor, a gear, a rack and a movable seat, wherein the first motor is arranged at the bottom of the partition board, the gear is arranged on an output shaft of the first motor, a sliding hole is formed in the top of the partition board, the movable seat is slidably arranged in the sliding hole, the clamp ammeter is arranged at the top of the movable seat, and the rack is embedded at the bottom of the movable seat.
Further, the rack is meshed with the gear, and a travel switch is arranged in a sliding hole on the partition plate.
Further, elevating system includes second motor, lead screw, slider, the second motor is installed on the inner wall of box, the output shaft of second motor has the lead screw, the slider has been cup jointed through the screw thread on the lead screw, the slider is fixed on the baffle.
Further, the heat dissipation and dehumidification mechanism comprises a shell, an air blower and drying nets, wherein the shell is of a tubular structure, a plurality of drying nets are arranged in the shell, and the air blower is arranged at the bottom end of the shell.
Further, the exhaust mechanism comprises a conical tube, a support, a spring and a steel ball, wherein the conical tube penetrates through the box body, the support is fixed inside the conical tube, and the support is connected with the steel ball through the spring.
Further, rotary mechanism includes fixed block, third positioning bolt, the pole that contracts that rises rotates the inside of cup jointing at the fixed block, the side of pole that contracts that rises is provided with the third constant head tank that circumference array was arranged, it is fixed that pole and fixed block contract to rise through the third positioning bolt, the third positioning bolt runs through the fixed block and is connected with the third constant head tank.
Further, the second positioning grooves which are equidistantly arranged are formed in the lifting and shrinking rod, the lifting and shrinking rod is sleeved with a second sleeve in a sliding mode, second positioning bolts penetrate through the side edges of the second sleeve, and the second positioning bolts are connected with the second positioning grooves.
Further, the side of second telescopic is provided with and is equidistant first constant head tank of arranging, the telescopic outside of second has slided and has cup jointed first sleeve, first telescopic side runs through has first positioning bolt, first positioning bolt is connected with first constant head tank.
Further, a bottom plate is mounted at the bottom of the first sleeve.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the whole body is arranged at a designated position through the bottom plate, the height of the second sleeve can be adjusted through the first positioning bolt, and the height of the lifting rod can be adjusted through the second positioning bolt, so that the whole body height can be conveniently adjusted to the designated position, and the orientation of the box body can be adjusted through the third positioning bolt, so that the box body can be adjusted to a proper position according to the measurement requirement, and the box body is convenient and flexible to use.
2. According to the invention, the air is blown by the blower, and the entered air is dried by the drying net and then blown into the box body, so that hot air in the box body can be discharged through the exhaust mechanism, the internal electric appliance is well protected, and the external air can be prevented from entering the box body through the spring connection steel ball.
3. According to the invention, the screw rod is driven to rotate by the second motor, the baffle plate can be driven to move downwards by the screw transmission between the screw rod and the sliding block, the gear is driven to rotate by the first motor, and the movable seat can be driven to translate by the meshing between the gear and the rack, so that the clamp-on voltmeter is moved out and sleeved on the ground wire, the voltage measurement of the ground wire is realized, the ground wire is very convenient, the arranged timing module is used for pushing out and retracting the clamp-on voltmeter at regular time, the real-time online measurement is realized, the real-time online measurement is very convenient and flexible, the alarm can be given by the audible and visual alarm when the measurement is abnormal, the safety of surrounding personnel is reminded, the surrounding personnel is not needed to approach, the information is transmitted to the control terminal by the communication module, the staff is reminded to maintain, and the abnormal information can be directly observed by the staff on the display screen.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof.
Drawings
For the purpose of making the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings, in which:
fig. 1 is a schematic structural diagram of a live detection device for a grounding wire of a distribution transformer according to the present invention;
fig. 2 is a schematic structural diagram of a heat dissipation and moisture removal mechanism of a distribution transformer grounding wire live detection device according to the present invention;
fig. 3 is a schematic structural diagram of an exhaust mechanism of a distribution transformer grounding wire live detection device according to the present invention;
fig. 4 is a schematic structural diagram of a translation mechanism of a live detection device for a grounding wire of a distribution transformer according to the present invention;
fig. 5 is a schematic structural diagram of a lifting mechanism of a live detection device for a grounding wire of a distribution transformer according to the present invention;
fig. 6 is a schematic structural diagram of a rotating mechanism of a live detection device for a grounding wire of a distribution transformer according to the present invention;
fig. 7 is a schematic structural diagram of a lifting rod of a live detection device for a grounding wire of a distribution transformer according to the present invention.
In the figure: 1 box, 2 display screen, 3 audible and visual annunciators, 4 baffle, 5 heat dissipation and dehumidification mechanism, 51 casing, 52 air-blower, 53 dry net, 6 exhaust mechanism, 61 conical tube, 62 support, 63 spring, 64 steel ball, 7 bottom plate, 8 first sleeve, 9 shrink pole, 10 pincerlike voltmeter, 11 baffle, 12 translation mechanism, 121 first motor, 122 gear, 123 rack, 124 movable seat, 125 travel switch, 13 elevating mechanism, 131 second motor, 132 lead screw, 133 slider, 14 positioning module, 15 timing module, 16 communication module, 17 diode, 18 storage module, 19 battery, 20 rotary mechanism, 201 fixed block, 202 third positioning bolt, 21 second sleeve, 22 first positioning bolt, 23 second positioning bolt.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
In the description of the present invention, it should be understood that the terms "longitudinal," "length," "circumferential," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate an orientation or a positional relationship based on that shown in the drawings, merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may communicate with each other; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
As shown in fig. 1, a distribution transformer ground wire live detection device comprises a lifting rod 9 and a box body 1, wherein the lifting rod 9 is provided with the box body 1 through a rotating mechanism 20, a partition plate 11 is fixed in the box body 1, a clamp ammeter 10 is arranged on the partition plate 11 through a translation mechanism 12, a through hole is formed in the side edge of the box body 1, a baffle 4 is arranged in the through hole through a lifting mechanism 13, a positioning module 14, a timing module 15, a communication module 16, a diode 17, a storage module 18 and a storage battery 19 are arranged in the box body 1, a heat dissipation and dehumidification mechanism 5 and an exhaust mechanism 6 are arranged at the bottom of the box body 1, and a display screen 2 and an audible-visual alarm 3 are arranged at the top of the box body 1.
As shown in fig. 4, the translation mechanism 12 includes a first motor 121, a gear 122, a rack 123, and a moving seat 124, where the first motor 121 is installed at the bottom of the partition 11, the gear 122 is installed on an output shaft of the first motor 121, a sliding hole is provided at the top of the partition 11, the moving seat 124 is slidably installed in the sliding hole, the clamp ammeter 10 is installed at the top of the moving seat 124, the rack 123 is embedded at the bottom of the moving seat 124, the rack 123 is meshed with the gear 122, and a travel switch 125 is installed in the sliding hole on the partition 11.
As shown in fig. 5, the lifting mechanism 13 includes a second motor 131, a screw rod 132, and a slider 133, where the second motor 131 is installed on the inner wall of the box 1, the output shaft of the second motor 131 is connected with the screw rod 132, the screw rod 132 is sleeved with the slider 133 through threads, and the slider 133 is fixed on the baffle 4.
As shown in fig. 2, the heat dissipation and dehumidification mechanism 5 comprises a shell 51, a blower 52 and a drying net 53, wherein the shell 51 is of a tubular structure, a plurality of drying nets 53 are arranged in the shell 51, and the blower 52 is arranged at the bottom end of the shell 51.
Referring to fig. 3, the exhaust mechanism 6 includes a tapered tube 61, a bracket 62, a spring 63, and a steel ball 64, the tapered tube 61 penetrates the case 1, the bracket 62 is fixed inside the tapered tube 61, and the bracket 62 is connected to the steel ball 64 through the spring 63.
As shown in fig. 6, the rotation mechanism 20 includes a fixed block 201 and a third positioning bolt 202, the lifting rod 9 is rotatably sleeved inside the fixed block 201, a third positioning groove arranged in a circumferential array is arranged at a side edge of the lifting rod 9, the lifting rod 9 and the fixed block 201 are fixed by the third positioning bolt 202, and the third positioning bolt 202 penetrates through the fixed block 201 and is connected with the third positioning groove.
As shown in fig. 7, the lifting rod 9 is provided with second positioning grooves which are equidistantly arranged, the lifting rod 9 is sleeved with a second sleeve 21 in a sliding manner, the side edge of the second sleeve 21 is penetrated with a second positioning bolt 23, the second positioning bolt 23 is connected with the second positioning groove, the side edge of the second sleeve 21 is provided with first positioning grooves which are equidistantly arranged, the outer part of the second sleeve 21 is sleeved with a first sleeve 8 in a sliding manner, the side edge of the first sleeve 8 is penetrated with a first positioning bolt 22, the first positioning bolt 22 is connected with the first positioning groove, and the bottom plate 7 is installed at the bottom of the first sleeve 8.
The working principle is as follows:
in the invention, the whole body is arranged at a designated position through the bottom plate 7, the height of the second sleeve 21 can be adjusted through the first positioning bolt 22, the height of the lifting rod 9 can be adjusted through the second positioning bolt 23, so that the whole body height can be conveniently adjusted to the designated position, and the orientation of the box body 1 can be adjusted through the third positioning bolt 202, so that the device can be adjusted to a proper position according to the measurement requirement, and the device is convenient and flexible to use.
In the invention, the air is blown by the blower 52, and the entered air is dried by the drying net 53 and then blown into the box 1, so that the hot air in the box 1 can be discharged by the exhaust mechanism 6, thereby having good protection effect on the internal electric appliances, and the steel balls 64 are connected by the springs 63, so that the external air can be prevented from entering the box 1.
In the invention, the screw rod 132 is driven to rotate by the second motor 131, the baffle plate 4 can be driven to move downwards by the screw transmission between the screw rod 132 and the sliding block 133, the gear 122 is driven to rotate by the first motor 121, the movable seat 124 can be driven to translate by the meshing of the gear 122 and the rack 123, so that the clamp-on voltmeter 10 is moved out and sleeved on a grounding wire, the voltage measurement of the grounding wire is realized, the method is very convenient, the set timing module 15 is used for pushing out and retracting the clamp-on voltmeter 10 at fixed time, the real-time online measurement is realized, the method is very convenient and flexible, when the measurement is abnormal, the alarm can be given by the audible and visual alarm 3, the surrounding personnel can be reminded of paying attention to safety and not to approach, meanwhile, the communication module 16 is used for transmitting information to the control terminal, and reminding the staff to maintain, and the staff can observe abnormal information directly by the display screen 2.
Although embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that variations, modifications, alternatives, and variations may be made in the above embodiments by those skilled in the art without departing from the spirit and principles of the invention. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention. .
Claims (10)
1. The utility model provides a distribution transformer earth connection electrified detection device, includes lift pole (9) and box (1), its characterized in that, lift pole (9) install box (1) through rotary mechanism (20), the inside of box (1) is fixed with baffle (11), install pincerlike ampere meter (10) through translation mechanism (12) on baffle (11), the through-hole has been seted up to the side of box (1), install baffle (4) through elevating system (13) in the through-hole, internally mounted of box (1) has positioning module (14), timing module (15), communication module (16), diode (17), storage module (18) and battery (19), heat dissipation dehumidification mechanism (5) and exhaust mechanism (6) are installed to the bottom of box (1), display screen (2) and audible-visual annunciator (3) are installed at the top of box (1).
2. The distribution transformer grounding wire live detection device according to claim 1, wherein the translation mechanism (12) comprises a first motor (121), a gear (122), a rack (123) and a moving seat (124), the first motor (121) is installed at the bottom of the partition plate (11), the gear (122) is installed on an output shaft of the first motor (121), a sliding hole is formed in the top of the partition plate (11), the moving seat (124) is installed in the sliding hole in a sliding mode, the clamp ammeter (10) is installed at the top of the moving seat (124), and the rack (123) is embedded at the bottom of the moving seat (124).
3. The live detection device for the grounding wire of the distribution transformer according to claim 2, wherein the rack (123) is meshed with the gear (122), and a travel switch (125) is installed in a sliding hole on the partition plate (11).
4. The distribution transformer grounding wire live detection device according to claim 1, wherein the lifting mechanism (13) comprises a second motor (131), a screw rod (132) and a sliding block (133), the second motor (131) is installed on the inner wall of the box body (1), the screw rod (132) is connected with an output shaft of the second motor (131), the sliding block (133) is sleeved on the screw rod (132) through threads, and the sliding block (133) is fixed on the baffle plate (4).
5. The distribution transformer grounding wire live detection device according to claim 1, wherein the heat dissipation and dehumidification mechanism (5) comprises a shell (51), a blower (52) and a drying net (53), the shell (51) is of a tubular structure, a plurality of drying nets (53) are installed in the shell (51), and the blower (52) is installed at the bottom end of the shell (51).
6. The distribution transformer grounding wire live detection device according to claim 1, wherein the exhaust mechanism (6) comprises a conical tube (61), a support (62), a spring (63) and a steel ball (64), the conical tube (61) penetrates through the box body (1), the support (62) is fixed inside the conical tube (61), and the support (62) is connected with the steel ball (64) through the spring (63).
7. The distribution transformer grounding wire live detection device according to claim 1, wherein the rotation mechanism (20) comprises a fixed block (201) and a third positioning bolt (202), the lifting rod (9) is rotatably sleeved inside the fixed block (201), a third positioning groove which is circumferentially arrayed is formed in the side edge of the lifting rod (9), the lifting rod (9) and the fixed block (201) are fixed through the third positioning bolt (202), and the third positioning bolt (202) penetrates through the fixed block (201) and is connected with the third positioning groove.
8. The distribution transformer grounding wire live detection device according to claim 1, wherein second positioning grooves which are equidistantly arranged are formed in the telescopic rod (9), the telescopic rod (9) is sleeved with a second sleeve (21) in a sliding mode, second positioning bolts (23) penetrate through the side edges of the second sleeve (21), and the second positioning bolts (23) are connected with the second positioning grooves.
9. The distribution transformer grounding wire live detection apparatus as claimed in claim 8, wherein the side edge of the second sleeve (21) is provided with first positioning grooves which are equidistantly arranged, the outer part of the second sleeve (21) is slidably sleeved with a first sleeve (8), the side edge of the first sleeve (8) is penetrated with a first positioning bolt (22), and the first positioning bolt (22) is connected with the first positioning groove.
10. A distribution transformer earth connection live detection arrangement according to claim 9, characterized in that the bottom of the first sleeve (8) is fitted with a base plate (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111364431.2A CN116136550A (en) | 2021-11-17 | 2021-11-17 | Live detection device for ground wire of distribution transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111364431.2A CN116136550A (en) | 2021-11-17 | 2021-11-17 | Live detection device for ground wire of distribution transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116136550A true CN116136550A (en) | 2023-05-19 |
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ID=86333130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111364431.2A Pending CN116136550A (en) | 2021-11-17 | 2021-11-17 | Live detection device for ground wire of distribution transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116136550A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116908744A (en) * | 2023-09-13 | 2023-10-20 | 四川迪思源科技有限公司 | Ground wire inspection device with electrified detection function |
-
2021
- 2021-11-17 CN CN202111364431.2A patent/CN116136550A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116908744A (en) * | 2023-09-13 | 2023-10-20 | 四川迪思源科技有限公司 | Ground wire inspection device with electrified detection function |
| CN116908744B (en) * | 2023-09-13 | 2023-11-21 | 四川迪思源科技有限公司 | Ground wire inspection device with electrified detection function |
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