CN210464684U - Passive high-voltage induction electricity-taking outdoor temperature measuring device - Google Patents
Passive high-voltage induction electricity-taking outdoor temperature measuring device Download PDFInfo
- Publication number
- CN210464684U CN210464684U CN201921447241.5U CN201921447241U CN210464684U CN 210464684 U CN210464684 U CN 210464684U CN 201921447241 U CN201921447241 U CN 201921447241U CN 210464684 U CN210464684 U CN 210464684U
- Authority
- CN
- China
- Prior art keywords
- casing
- voltage
- shell
- temperature measuring
- electrode plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model relates to an outdoor temperature measuring device of electricity is got in passive high-voltage induction. It has solved prior art design technical problem such as reasonable inadequately. The temperature measurement device comprises a high-voltage bus, a temperature measurement shell, a first shell, a second shell, an installation through hole, a locking structure, a temperature measurement chip, a DC/DC power conversion module, a power output end, a high-voltage induction power taking assembly, a high-voltage electrode plate, a metal induction electrode plate, a power taking capacitor, a high-voltage electrode plate, a metal induction electrode plate and an epoxy resin layer, wherein the power taking capacitor is connected with an energy storage capacitor through a rectifier bridge circuit, the energy storage capacitor is connected with the DC/DC power conversion module through a connecting wire, and a grounding electrode plate is arranged below the metal. Has the advantages that: the temperature measuring shell fixed on the outer side of the high-voltage bus is formed by encircling the first shell and the second shell, so that the device is convenient to mount and fix; the electricity is got to the high pressure, can carry out interval temperature detection, and wireless transmission data avoids the circuit to be mixed and disorderly.
Description
Technical Field
The utility model belongs to the technical field of high-voltage equipment, especially, relate to outdoor temperature measuring device of electricity is got in passive high-voltage induction.
Background
In an electric power system, a temperature change of a high-voltage electrical device is a very important index, and it is related to whether the electrical device can be safely and stably operated. During operation of high-voltage electrical equipment, contact resistance of a contact of the electrical equipment is increased due to equipment manufacturing, contact oxidation, arc shock and the like, and the temperature of the contact is increased. When the temperature rises to a certain degree, the mechanical strength and the electrical strength of the equipment are reduced, and the short circuit of the electrical equipment can be caused in severe cases, even the damage of the equipment is caused, and the safe operation of a power grid is seriously threatened. The temperature of the electrical equipment is monitored, so that the operators on duty can find problems as early as possible, hidden dangers are eliminated, and the safe operation of the power system is ensured. The conventional temperature measurement method of the existing power system is to use an infrared thermometer for timing inspection by manpower, the method not only consumes a large amount of manpower, but also measures the temperature of a corresponding position by installing a temperature sensor at a position needing to be detected, the existing temperature sensor is powered by a battery, the battery has the problem of long service life and needs to be replaced periodically, even potential safety hazards exist, and later-period maintenance and repair are inconvenient.
For solving the problems of the prior art, people have long searched for various solutions, and for example, chinese patent literature discloses a wireless temperature measuring terminal for high-voltage electrical equipment with induction power taking [ application number: 201520573797.4]: the wireless temperature measuring terminal comprises an electrostatic induction power supply, a wireless radio frequency chip, an MCU (microprogrammed control unit) single chip microcomputer, a temperature sampler and a voltage inductor, wherein the MCU single chip microcomputer is connected with the electrostatic induction power supply, the wireless radio frequency chip, the temperature sampler and the voltage inductor in an electric loop mode, and the whole circuit of the wireless temperature measuring terminal of the high-voltage electrical equipment for induction power taking is formed.
Above-mentioned scheme comes the mode of supplying power to temperature sensor through electrostatic induction power, has avoided practical battery to supply power to the sensor although, this scheme still exists: the temperature acquisition device can not be installed and fixed when being applied to a high-voltage bus, and has poor temperature acquisition effect and the like.
Disclosure of Invention
The utility model aims at the above-mentioned problem, provide an outdoor temperature measuring device of electricity is got in passive high-voltage induction.
In order to achieve the above object, the present invention provides a passive high-voltage induction outdoor temperature measuring device, comprising a temperature measuring casing disposed outside a high-voltage bus, wherein the temperature measuring casing is formed by splicing a first casing and a second casing, and when the first casing and the second casing are spliced with each other, the inner circumferential side of the temperature measuring casing forms an installation through hole for passing the high-voltage bus, and the first casing and the second casing are connected with each other by a locking structure capable of positioning the first casing and the second casing outside the circumferential direction of the high-voltage bus, the first casing is provided with a temperature measuring chip therein, the temperature measuring chip is connected with a power output end of a DC/DC power conversion module disposed in the first casing, the second casing is provided with a high-voltage induction electricity-taking assembly, the high-voltage electricity-taking assembly comprises an electricity-taking capacitor formed by disposing a high-voltage electrode plate and a metal induction electrode plate in parallel with each other, the high-voltage capacitor is characterized in that an epoxy resin layer is filled between the high-voltage electrode plate and the metal induction electrode plate, the power taking capacitor is connected with the energy storage capacitor through a rectifier bridge circuit, the energy storage capacitor is connected with the DC/DC power supply conversion module through a connecting wire penetrating between the first shell and the second shell, and a grounding electrode plate which is arranged in parallel with the metal induction electrode plate to form a grounding capacitor is arranged below the metal induction electrode plate. The whole device is arranged in the first shell and the second shell, and the first shell and the second shell surround to form a temperature measurement shell fixed on the outer side of the high-voltage bus, so that the device is convenient to mount and fix.
In foretell outdoor temperature measuring device of electricity is got in passive high-voltage induction, first casing and second casing all be the arc, and form annular temperature measurement casing when first casing and second casing butt joint, just first casing one side and second casing one side articulated each other, just locking structure set up at first casing opposite side and second casing opposite side.
In foretell outdoor temperature measuring device of electricity is got in passive high-voltage induction, locking structure including set up the positioning seat in first casing one side, second casing one side have with the corresponding mount pad of positioning seat, just the positioning seat on be equipped with a plurality of locating holes, the mount pad on be equipped with the mating holes that the locating hole corresponds, just the locating hole pass through locking bolt and mating holes and link to each other.
In the outdoor temperature measuring device of electricity is got in foretell passive high-voltage induction, first casing circumference inboard and second casing circumference inboard be equipped with flexible skid resistant course respectively, just first casing inboard flexible skid resistant course and the flexible inboard skid resistant course of second casing enclose and form the annular structure with the contact of high-voltage bus circumference outside.
In the outdoor passive high-voltage induction electricity-taking temperature measuring device, the high-voltage electrode plate, the metal induction electrode plate and the grounding electrode plate are all arranged in the second shell through the insulating positioning structure.
In foretell passive high-voltage induction get outdoor temperature measuring device, insulating location structure including set up at second casing circumference inboard and along the insulating mounting panel that temperature measurement casing center extends to second casing circumference outside, just high-voltage electrode board and metal induction electrode board and ground electrode board be parallel to each other respectively and peg graft the setting on insulating mounting panel.
In foretell passive high-voltage induction gets outdoor temperature measuring device, the first casing in still be equipped with the MCU module that links to each other with the temperature measurement chip, just the MCU module on be connected with wireless communication module.
In the outdoor passive high-voltage induction electricity-taking temperature measuring device, the grounding polar plate is connected with the grounding end.
Compared with the prior art, the utility model has the advantages of it is following:
1. the temperature measuring device is simple in structure, and the temperature measuring shell fixed on the outer side of the high-voltage bus is formed by encircling the first shell and the second shell, so that the device is convenient to mount and fix;
2. the electricity is got to the high pressure, can carry out interval temperature detection, and wireless transmission data avoids the circuit to be mixed and disorderly.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic circuit diagram of the present invention;
fig. 3 is a block circuit diagram of the present invention;
in the figure, a high-voltage bus 1, a temperature measurement shell 2, a first shell 21, a second shell 22, an installation through hole 23, a locking structure 3, a temperature measurement chip 4, a DC/DC power conversion module 5, a high-voltage induction electricity-taking assembly 6, a high-voltage electrode plate 61, a metal induction electrode plate 62, an epoxy resin layer 63, a rectifier bridge circuit 64, a grounding electrode plate 65, a power output end VCC, an electricity-taking capacitor CO, an energy storage capacitor CS, a grounding capacitor CM, a positioning seat 31, a positioning hole 311, an installation seat 32, a matching hole 321, a locking bolt 33, a flexible anti-skid layer 34, an insulation positioning structure 7, an insulation installation plate 71, an MCU module 8 and a wireless communication module 9.
Detailed Description
As shown in fig. 1-3, this embodiment discloses a passive high-voltage induction electricity-taking outdoor temperature measuring device, which includes a temperature measuring casing 2 disposed outside a high-voltage bus 1, the temperature measuring casing 2 is formed by splicing a first casing 21 and a second casing 22, and when the first casing 21 and the second casing 22 are spliced with each other, an installation through hole 23 for the high-voltage bus 1 to pass through is formed on the circumferential inner side of the temperature measuring casing 2, and the first casing 21 and the second casing 22 are connected with each other through a locking structure 3 capable of positioning the first casing 21 and the second casing 22 on the circumferential outer side of the high-voltage bus 1, a temperature measuring chip 4 is disposed in the first casing 21, the temperature measuring chip 4 is connected with a power output end VCC of a DC/DC power conversion module 5 disposed in the first casing 21, a high-voltage induction electricity-taking assembly 6 is disposed in the second casing 22, the high-voltage electricity-taking assembly includes an electricity-taking capacitor CO formed by disposing a, it has epoxy layer 63 to fill between high-voltage electrode board 61 and the metal induction electrode board 62, it links to each other with energy storage capacitor CS to get electric capacity CO through rectifier bridge circuit 64, and energy storage capacitor CS links to each other with DC/DC power conversion module 5 through the connecting wire that wears to locate between first casing 21 and the second casing 22, thereby metal induction electrode board 62 below is equipped with and forms grounding capacitor CM's ground plate 65 with metal induction electrode board 62 looks parallel arrangement, through setting up whole device in first casing 21 and second casing 22, and surround the formation through first casing 21 and second casing 22 and fix the temperature measurement casing 2 in the high-voltage bus 1 outside and make this device installation fixed convenient. When other materials, such as epoxy resin, are filled between the plates of the power-taking capacitor CO, the dielectric constant is larger than that of air, the capacitance of the power-taking capacitor CO is increased, and the current of the power-taking capacitor CO plates partially passes through the filling medium due to the filling of other media, so that the current injected into the rectifier bridge is reduced, the charging current of the energy storage capacitor CS is reduced, the full charging time of the energy storage capacitor CS is prolonged, and the output VCC of the DC/DC power conversion circuit is prolonged. Since the power supply of the temperature measuring chip is supplied from the VCC, when the VCC acquisition time becomes long, the time during which the temperature can be measured once becomes long. Actually, through measurement, after epoxy resin is filled in the middle of the power-taking capacitor CO polar plate, the time for measuring the temperature once correspondingly takes more than 1 hour, and therefore the temperature is detected at intervals.
Specifically, the first casing 21 and the second casing 22 are both arc-shaped, and form a ring-shaped thermometric casing 2 when the first casing 21 and the second casing 22 are butted, and one side of the first casing 21 and one side of the second casing 22 are hinged to each other, and the locking structure 3 is provided on the other side of the first casing 21 and the other side of the second casing 22.
The locking structure 3 herein includes a positioning seat 31 disposed on one side of the first housing 21, a mounting seat 32 corresponding to the positioning seat 31 is disposed on one side of the second housing 22, a plurality of positioning holes 311 are disposed on the positioning seat 31, a matching hole 321 corresponding to the positioning holes 311 is disposed on the mounting seat 32, and the positioning holes 311 are connected to the matching holes 321 through locking bolts 33. Preferably, the circumferential inner side of the first shell 21 and the circumferential inner side of the second shell 22 are respectively provided with a flexible anti-slip layer 34, and the flexible anti-slip layer 34 on the inner side of the first shell 21 and the flexible anti-slip layer on the inner side of the second shell 22 surround to form an annular structure contacting with the circumferential outer side of the high-voltage bus bar 1.
Further, here, the high voltage electrode plate 61 and the metal induction electrode plate 62 and the ground electrode plate 65 are disposed in the second case 22 through the insulating positioning structure 7. The insulation positioning structure 7 includes an insulation mounting plate 71 disposed on the inner side of the second case 22 in the circumferential direction and extending to the outer side of the second case 22 in the circumferential direction along the center of the temperature measuring case 2, and the high-voltage electrode plate 61, the metal induction electrode plate 62 and the ground electrode plate 65 are respectively inserted and disposed on the insulation mounting plate 71 in parallel. Preferably, in order to realize wireless transmission of the detected temperature, an MCU module 8 connected to the temperature measuring chip 4 is further disposed in the first casing 21, the MCU module 8 is connected to a wireless communication module 9, and the ground plate 65 is connected to a ground terminal.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Although terms such as the high-voltage bus 1, the temperature measuring housing 2, the first housing 21, the second housing 22, the mounting through hole 23, the locking structure 3, the temperature measuring chip 4, the DC/DC power conversion module 5, the high-voltage induction electricity-taking assembly 6, the high-voltage electrode plate 61, the metal induction electrode plate 62, the epoxy resin layer 63, the rectifier bridge circuit 64, the ground electrode plate 65, the power output terminal VCC, the electricity-taking capacitor CO, the energy storage capacitor CS, the ground capacitor CM, the positioning seat 31, the positioning hole 311, the mounting seat 32, the mating hole 321, the locking bolt 33, the flexible anti-slip layer 34, the insulating positioning structure 7, the insulating mounting plate 71, the MCU module 8, and the wireless communication module 9 are used more often, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.
Claims (8)
1. The utility model provides an outdoor temperature measuring device of passive high-voltage induction electricity-taking, is including setting up temperature measurement casing (2) in high-voltage bus (1) outside, its characterized in that, temperature measurement casing (2) splice by first casing (21) and second casing (22) and form, and when first casing (21) and second casing (22) splice each other, temperature measurement casing (2) circumference inboard form and supply high-voltage bus (1) to pass installation through-hole (23), just first casing (21) and second casing (22) between link to each other through locking structure (3) that enable first casing (21) and second casing (22) location in high-voltage bus (1) circumference outside, first casing (21) in be equipped with temperature measurement chip (4), temperature measurement chip (4) link to each other with power output (VCC) that are located DC/DC power conversion module (5) in first casing (21), be equipped with high-pressure induction in second casing (22) and get electric subassembly (6), high-pressure get the electric subassembly include by high-voltage electrode board (61) and metal induction electrode board (62) mutual parallel arrangement formation get electric Capacity (CO), high-voltage electrode board (61) and metal induction electrode board (62) between pack have epoxy layer (63), get electric Capacity (CO) and link to each other through rectifier bridge circuit (64) and energy storage Capacitor (CS), just energy storage Capacitor (CS) link to each other with DC/DC power conversion module (5) through wearing to locate connecting wire between first casing (21) and second casing (22), thereby metal induction electrode board (62) below be equipped with and form ground capacitor (CM)'s ground plate (65) with metal induction electrode board (62) looks parallel arrangement.
2. The outdoor passive high-voltage induction electricity-taking temperature measuring device according to claim 1, wherein the first casing (21) and the second casing (22) are both arc-shaped, and when the first casing (21) and the second casing (22) are butted, an annular temperature measuring casing (2) is formed, one side of the first casing (21) and one side of the second casing (22) are hinged with each other, and the locking structure (3) is arranged on the other side of the first casing (21) and the other side of the second casing (22).
3. The passive high-voltage induction electricity-taking outdoor temperature measuring device according to claim 2, wherein the locking structure (3) comprises a positioning seat (31) arranged on one side of the first shell (21), a mounting seat (32) corresponding to the positioning seat (31) is arranged on one side of the second shell (22), a plurality of positioning holes (311) are formed in the positioning seat (31), matching holes (321) corresponding to the positioning holes (311) are formed in the mounting seat (32), and the positioning holes (311) are connected with the matching holes (321) through locking bolts (33).
4. The outdoor passive high-voltage induction electricity-taking temperature measuring device according to claim 3, wherein the inner side of the first shell (21) in the circumferential direction and the inner side of the second shell (22) in the circumferential direction are respectively provided with a flexible anti-slip layer (34), and the flexible anti-slip layer (34) on the inner side of the first shell (21) and the flexible inner anti-slip layer of the second shell (22) surround to form an annular structure contacting with the outer side of the high-voltage bus (1) in the circumferential direction.
5. The outdoor passive high-voltage induction electricity-taking temperature measuring device according to claim 1, 2, 3 or 4, wherein the high-voltage electrode plate (61), the metal induction electrode plate (62) and the grounding electrode plate (65) are arranged in the second shell (22) through the insulating positioning structure (7).
6. The outdoor passive high-voltage induction electricity-taking temperature measuring device according to claim 5, wherein the insulation positioning structure (7) comprises an insulation mounting plate (71) which is arranged on the circumferential inner side of the second shell (22) and extends to the circumferential outer side of the second shell (22) along the center of the temperature measuring shell (2), and the high-voltage electrode plate (61), the metal induction electrode plate (62) and the grounding electrode plate (65) are respectively arranged on the insulation mounting plate (71) in a mutually parallel insertion manner.
7. The outdoor passive high-voltage induction electricity-taking temperature measuring device according to claim 5, wherein an MCU module (8) connected with the temperature measuring chip (4) is further arranged in the first shell (21), and the MCU module (8) is connected with a wireless communication module (9).
8. The outdoor passive high-voltage induction electricity-taking temperature measuring device according to claim 1, wherein the grounding polar plate (65) is connected with a grounding terminal.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920258966 | 2019-02-28 | ||
| CN2019202589663 | 2019-02-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210464684U true CN210464684U (en) | 2020-05-05 |
Family
ID=70431726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921447241.5U Active CN210464684U (en) | 2019-02-28 | 2019-09-02 | Passive high-voltage induction electricity-taking outdoor temperature measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210464684U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111964803A (en) * | 2020-07-16 | 2020-11-20 | 杭州宇诺电子科技有限公司 | Self-power-taking wireless temperature measuring circuit of wireless temperature measuring device |
| CN115694259A (en) * | 2022-11-08 | 2023-02-03 | 南方电网数字电网研究院有限公司 | Composite energy-taking device |
-
2019
- 2019-09-02 CN CN201921447241.5U patent/CN210464684U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111964803A (en) * | 2020-07-16 | 2020-11-20 | 杭州宇诺电子科技有限公司 | Self-power-taking wireless temperature measuring circuit of wireless temperature measuring device |
| CN115694259A (en) * | 2022-11-08 | 2023-02-03 | 南方电网数字电网研究院有限公司 | Composite energy-taking device |
| CN115694259B (en) * | 2022-11-08 | 2024-03-26 | 南方电网数字电网研究院有限公司 | Composite energy taking device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9482699B2 (en) | Method and apparatus for monitoring high voltage bushings safely | |
| CN101762333B (en) | High-voltage power line wireless temperature acquisition system | |
| CN210464684U (en) | Passive high-voltage induction electricity-taking outdoor temperature measuring device | |
| CN101459309A (en) | Device for monitoring brushes, especially slip ring or commutator brushes, on electric machines | |
| CN202454744U (en) | Whole insulation type cable accessory with temperature sensor | |
| CN103411692A (en) | Temperature measuring device for circuit breaker contact | |
| CN208872829U (en) | A kind of low pressure protection against electric shock prior-warning device | |
| WO2001073452A1 (en) | Power supply arrangement | |
| CN108225607B (en) | Built-in wireless temperature measurement module of electric automobile charging connector | |
| CN106932678A (en) | Can powered handling electric busbar operational factor wireless monitor system | |
| CN110763348A (en) | Cable joint temperature monitoring device and system | |
| CN107941354B (en) | A kind of intelligent temperature measurement insulating plug | |
| CN211373819U (en) | Cable vibration monitoring device and system | |
| CN201732466U (en) | Cable joint and lap joint wireless temperature measuring sensor | |
| CN115932430A (en) | Fault identification method for 10kV fixed external series gap lightning arrester | |
| CN210657142U (en) | Transformer substation grounding device cathodic protection potential detection system | |
| CN204330170U (en) | High pressure passive and wireless temp measuring system | |
| CN207798283U (en) | A kind of end temperature measuring equipment of Intelligent ring main unit | |
| CN220107554U (en) | Intermediate head with temperature monitoring | |
| CN206709974U (en) | A kind of temperature-detecting device for power station | |
| CN219284518U (en) | Wireless temperature measuring device for sensing sampling | |
| CN104777336A (en) | Underground high-voltage electrical line | |
| CN213602331U (en) | Equipment wire clamp with temperature measurement module | |
| CN209592628U (en) | A kind of contact box | |
| CN113437808B (en) | Electric energy acquisition device and monitoring system suitable for intelligent motor monitoring |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211209 Address after: 311121 Room 305, third floor, building 1, Tiaoxi village, Cangqian street, Yuhang District, Hangzhou City, Zhejiang Province Patentee after: Hangzhou Zhongdian Intelligent Technology Co.,Ltd. Address before: 325000 Liu Shi Zhen Xiang Shan Xin Cun, Yueqing City, Wenzhou City, Zhejiang Province Patentee before: Zhejiang Shihe Intelligent Technology Co.,Ltd. |