CN213903696U - Join in marriage partial discharge detection device of electrical room cubical switchboard - Google Patents
Join in marriage partial discharge detection device of electrical room cubical switchboard Download PDFInfo
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- CN213903696U CN213903696U CN202021808073.0U CN202021808073U CN213903696U CN 213903696 U CN213903696 U CN 213903696U CN 202021808073 U CN202021808073 U CN 202021808073U CN 213903696 U CN213903696 U CN 213903696U
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Abstract
The utility model provides a this join in marriage electrical room cubical switchboard partial discharge detection device will have the detection subassembly of partial discharge sensor and install on the bracket component of the adjusting position that can move about and angle, reach the position that changes the detection subassembly through adjusting the bracket component, can carry out diversified detection, the state of real time monitoring cubical switchboard.
Description
Technical Field
The utility model relates to a join in marriage electrical room check out test set technical field, especially, relate to and join in marriage electrical room cubical switchboard partial discharge detection device.
Background
In recent years, in order to solve the problems existing in the operation inspection of the switch cabinet of the power distribution room, the power equipment online monitoring system and the power distribution room inspection robot are applied more. However, the existing on-line monitoring system for the power equipment is mainly realized by mounting various state quantity sensors on the equipment, and has the advantages of single function, high cost, inconvenience in live installation and maintenance, low coverage rate and defect detection efficiency and difficulty in large-scale application. The power distribution room inspection robot is limited in inspection route and low in station position, all-dimensional coverage cannot be achieved, in addition, the inspection items of the robot are few, the functions mainly stop at the stage of field data acquisition and simple threshold judgment, and the intelligent level is low.
SUMMERY OF THE UTILITY MODEL
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the invention.
Therefore, the to-be-solved technical problem of the utility model lies in overcoming the limited defect in detection position of joining in marriage electrical room cubical switchboard among the prior art to a join in marriage electrical room cubical switchboard partial discharge detection device is provided.
In order to solve the technical problem, the utility model provides a following technical scheme: a partial discharge detection device for a switch cabinet of a power distribution room comprises,
a probe assembly including a probe head having a partial discharge sensor;
the bracket component comprises a mounting substrate and a support arm movably arranged on the mounting substrate, an angle adjusting piece is arranged on the support arm, and the detection component is arranged on the angle adjusting piece.
As a distribution room cubical switchboard partial discharge detection device's an preferred scheme, wherein: the support arm comprises a first rotating arm and a second rotating arm, one end of the first rotating arm is connected with the mounting substrate, the other end of the first rotating arm is connected with the second rotating arm, and the angle adjusting piece is arranged at the end part of the second rotating arm.
As a distribution room cubical switchboard partial discharge detection device's an preferred scheme, wherein: a rotating structure is arranged between the first rotating arm and the mounting substrate and comprises a first rotating arm and a second rotating arm,
the rotating seat is fixedly arranged on the mounting substrate;
the rotating head is formed at the end part of the first rotating arm and is rotatably arranged in the rotating seat.
As a distribution room cubical switchboard partial discharge detection device's an preferred scheme, wherein: the rotating head and the rotating seat are both cylindrical, and a first rotating damper is further arranged between the rotating head and the rotating seat.
As a distribution room cubical switchboard partial discharge detection device's an preferred scheme, wherein: a support arm joint is arranged between the first rotating arm and the second rotating arm, the support arm joint comprises a first joint head and a second joint head which are respectively arranged at the end parts of the first rotating arm and the second rotating arm, and the first joint head is rotatably connected with the second joint head.
As a distribution room cubical switchboard partial discharge detection device's an preferred scheme, wherein: and a second rotary damper is arranged between the first joint head and the second joint head.
As a distribution room cubical switchboard partial discharge detection device's an preferred scheme, wherein: the angle-adjusting member includes a first angle-adjusting member,
the adjusting seat is fixedly arranged at the end part of the second rotating arm, and an adjusting shaft is arranged on the adjusting seat;
the adjusting plate is arranged on the adjusting seat through the rotation of the adjusting shaft, and the detection assembly is fixedly arranged on the adjusting plate.
As a distribution room cubical switchboard partial discharge detection device's an preferred scheme, wherein: the first rotating arm is a telescopic rod and comprises a first sleeve and a second sleeve which are sleeved, the rotating head is located on the first sleeve, and the first joint head is arranged at the end of the second sleeve.
As a distribution room cubical switchboard partial discharge detection device's an preferred scheme, wherein: the detection assembly comprises
The body is arranged on the angle adjusting piece, and the partial discharge sensor is arranged on the body;
the detection panel is positioned on one side of the body facing outwards and is provided with a plurality of transmitting holes and receiving holes.
As a distribution room cubical switchboard partial discharge detection device's an preferred scheme, wherein: the detection assembly further comprises an infrared temperature detection sensor and a humidity sensor.
The utility model has the advantages that: the utility model provides a join in marriage electrical room cubical switchboard partial discharge detection device will have the detection subassembly of partial discharge sensor and install on the bracket component of the adjusting position that can move about and angle, reach the position that changes the detection subassembly through adjusting the bracket component, can carry out diversified detection, the state of real time monitoring cubical switchboard.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive labor. Wherein:
FIG. 1 is a schematic structural diagram of a partial discharge detection device of a switch cabinet of a power distribution room;
FIG. 2 is a schematic structural view of a bracket assembly;
FIG. 3 is a schematic view of a rotational configuration;
FIG. 4 is a schematic structural view of a revolute joint;
FIG. 5 is a schematic view of the angle adjuster;
FIG. 6 is a schematic structural view of a probe assembly;
fig. 7 is a layout diagram of the detection assembly in the power distribution room.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanying the present invention are described in detail below with reference to the accompanying drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways different from the specific details set forth herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Example 1
The embodiment provides a partial discharge detection device for a switch cabinet of a power distribution room, which has a structure as shown in fig. 1 and comprises a detection assembly 100 and a bracket assembly 200. The detection assembly 100 includes a detection head with a partial discharge sensor for detecting partial faults of the switchgear. The bracket assembly 200 is used to mount the probe assembly 100 and adjust the position of the probe assembly 100. The bracket assembly 200 comprises a mounting substrate 230 and a supporting arm 210 movably arranged on the mounting substrate 230, wherein an angle adjusting piece 220 is arranged on the supporting arm 210, the detection assembly 100 is arranged on the angle adjusting piece 220, and the direction of the detection assembly 100 is adjusted by the angle adjusting piece 220 so as to align to a detection part.
The mounting substrate 230 is disposed on a fixed body around the switch cabinet of the power distribution room, such as a wall, and the position of the end detection assembly 100 can be arbitrarily changed by using the supporting frame, so that the distance between the end detection assembly 100 and the switch cabinet can be adjusted, and the same detection assembly 100 can detect the switch cabinet from different positions.
The partial discharge sensor in the embodiment is integrated in the sensing terminal, the terminal is connected into the Internet of things, data of the switch cabinet are read in real time, abnormal state detection and fault pre-judgment of equipment are achieved through artificial intelligence and big data analysis technology, fault processing efficiency is improved, meanwhile, a mobile terminal software module is developed, the platform construction of the Internet of things in a central core area is supported, a power distribution room in a demonstration area is achieved, and station room duty all-day, inspection work regulation and automation, state monitoring normalization and accident alarm timeliness are achieved.
And the detection assembly 100 is installed on a fixed body around the switch cabinet by using the bracket assembly 200, so that a non-contact and uninterrupted installation mode is realized, and the switch cabinet is monitored at a safe distance.
Example 2
The embodiment provides a partial discharge detection device for a switch cabinet of a power distribution room, which comprises a detection assembly 100, a detection head and a detection unit, wherein the detection assembly comprises a detection head with a partial discharge sensor; the bracket assembly 200 comprises a mounting substrate 230 and a supporting arm 210 movably arranged on the mounting substrate 230, wherein an angle adjusting piece 220 is arranged on the supporting arm 210, and the detecting assembly 100 is arranged on the angle adjusting piece 220.
As shown in fig. 2, the support arm 210 includes a first pivot arm 211 and a second pivot arm 212, one end of the first pivot arm 211 is connected to the mounting substrate 230, the other end is connected to the second pivot arm 212, and the angle adjusting member 220 is provided at an end of the second pivot arm 212. The separate first and second swivel arms 211 and 212 allow for two-directional position adjustment, giving the probe assembly 100 more degrees of freedom.
As shown in fig. 3, a rotating structure 240 is disposed between the first rotating arm 211 and the mounting substrate 230 in this embodiment, and includes a rotating base 241 and a rotating head 242, wherein the rotating base 241 is fixedly disposed on the mounting substrate 230; and a rotating head 242 formed at an end of the first rotating arm 211, wherein the rotating head 242 is rotatably disposed in the rotating base 241.
Specifically, the rotating head 242 and the rotating base 241 in this embodiment are both cylindrical, and the cylindrical axial direction of the rotating head 242 and the rotating base 241 is along the vertical direction, so that the first rotating arm 211 can rotate in the horizontal direction.
In order to stabilize the position of the first rotating arm 211, a first rotating damper 243 is further arranged between the rotating head 242 and the rotating seat 241, the rotating shaft of the first rotating damper 243 is connected with the rotating head 242, the shell is connected with the rotating seat 241, the first rotating damper 243 is a liquid damper, and oil liquid with high viscosity and two friction plates are used inside to form a resistance chamber. After the external force applied to the first rotating arm 211 is removed, the first rotating arm can stop under the action of the first rotating damper 243 and keep at the current position, and when the external force is applied, the first rotating arm can rotate only by overcoming a certain resistance, so that the position of the first rotating arm 211 relative to the mounting substrate 230 is stabilized.
As shown in fig. 4, a arm joint is disposed between the first rotating arm 211 and the second rotating arm 212, the arm joint includes a first joint head 213a and a second joint head 213b respectively disposed at the ends of the first rotating arm 211 and the second rotating arm 212, and the first joint head 213a is rotatably connected to the second joint head 213 b.
Specifically, in the present embodiment, the first joint and the second joint are circular rotating discs, and the two circular rotating discs are provided with a protrusion and a groove, the protrusion rotates in the groove, and the rotating shafts of the first joint and the second joint move in the horizontal plane, so that the second rotating arm 212 can move in the vertical plane.
Also, in order to stabilize the positions of the first and second pivot arms 211 and 212, a second rotation damper 213c is provided between the first and second pivot arms 211 and 212, and has a structure similar to that of the first rotation damper 243, in which the housing is fixedly coupled to the first pivot arm 211 and the pivot shaft is coupled to the second pivot arm 212.
By providing the rotation structure 240 between the first rotation arm 211 and the mounting substrate 230 and the rotation joint 213 between the first rotation arm 211 and the second rotation arm 212, a combined position adjustment in the horizontal direction and the vertical direction is tried, so that the position of the detection assembly 100 can be flexibly changed.
As shown in fig. 5, the angle adjusting member 220 of the present embodiment includes an adjusting seat 221 and an adjusting plate 222, wherein the adjusting seat 221 is fixedly disposed at an end of the second rotating arm 212, and an adjusting shaft 223 is disposed thereon. The back of the adjusting plate 222 is provided with a protruding rotating shaft hole, the adjusting shaft 223 is rotatably disposed on the adjusting seat 221, the detecting assembly 100 is fixedly disposed on one side of the adjusting plate 222 facing the switch cabinet, and the detecting assembly 100 in this embodiment is specifically fixed on the adjusting plate 222 by bolts.
In order to further increase the adjustable range of the supporting arm 210, the first rotating arm 211 in this embodiment is a telescopic rod, and includes a first sleeve 211a and a second sleeve 211b, the rotating head 242 is located on the first sleeve 211a, and the first joint head 213a is located at an end of the second sleeve 211 b. The first swivel arm 211 is U-shaped, wherein the telescopic rod is positioned at the bottom of the U-shape.
After the distance between the probe assembly 100 and the switch cabinet is adjusted by the supporting arm 210, the orientation of the probe assembly 100 is finely adjusted by the angle adjusting member 220, so that the probe assembly 100 can be aligned with the switch cabinet at any position to detect the switch cabinet.
As shown in fig. 6, the detecting assembly 100 in the present embodiment includes a body 110 and a detecting panel 120, the body 110 is mounted on the angle adjusting member 220, and the partial discharge sensor is disposed thereon; the detecting panel 120 is located on an outward side of the body 110, and has a plurality of emitting holes 121 and receiving holes 122.
Specifically, the partial discharge detection sensor in this embodiment includes a log-periodic antenna, and the key to detecting the power device partial discharge ultrahigh frequency signal is the performance of the receiving sensor, and since the frequency component of the partial discharge signal reaches several GHz and the signal is attenuated during propagation, the detecting sensor is required to have a sufficient bandwidth range and a high sensitivity. The bandwidth of the partial discharge UHF signal is 300 MHz-3 GHz and is concentrated near 1.1GHz, so that the bandwidth range of the selected sensor is 1000 MHz-2.0 GHz, which is beneficial to ultrahigh frequency detection of the partial discharge signal and simultaneously eliminates low frequency interference in the partial discharge environment.
In addition, the body 110 of the detection assembly 100 is further provided with an infrared temperature detection sensor, a humidity sensor and a visible light sensor, so that multiple parameters of the switch cabinet can be monitored in real time.
In order to comprehensively detect the switch cabinets in the power distribution room, as shown in fig. 7, one detection assembly 100 is respectively arranged on the wall of each of the four corners of the switch cabinet of a single power distribution room, and each detection assembly 100 is connected to the wall by a bracket assembly 200. The four detection assemblies 100 are powered by a power line arranged along the wall of the power distribution room and are guided to the control cabinet by a network connection, and the data collected by the detection assemblies 100 are analyzed.
It is important to note that the construction and arrangement of the present application as shown in the various exemplary embodiments is illustrative only. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art who review this disclosure will readily appreciate that many modifications are possible (e.g., variations in sizes, dimensions, structures, shapes and proportions of the various elements, values of parameters (e.g., temperatures, pressures, etc.), mounting arrangements, use of materials, colors, orientations, etc.) without materially departing from the novel teachings and advantages of the subject matter recited in this application. For example, elements shown as integrally formed may be constructed of multiple parts or elements, the position of elements may be reversed or otherwise varied, and the nature or number of discrete elements or positions may be altered or varied. Accordingly, all such modifications are intended to be included within the scope of this invention. The order or sequence of any process or method steps may be varied or re-sequenced according to alternative embodiments. In the claims, any means-plus-function clause is intended to cover the structures described herein as performing the recited function and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present inventions. Therefore, the present invention is not limited to a particular embodiment, but extends to various modifications that nevertheless fall within the scope of the appended claims.
Moreover, in an effort to provide a concise description of the exemplary embodiments, all features of an actual implementation may not be described (i.e., those unrelated to the presently contemplated best mode of carrying out the invention, or those unrelated to enabling the invention).
It should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort might be complex and time consuming, but would nevertheless be a routine undertaking of design, fabrication, and manufacture for those of ordinary skill having the benefit of this disclosure, without undue experimentation.
It should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.
Claims (10)
1. The utility model provides a join in marriage electrical room cubical switchboard partial discharge detection device which characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,
a probe assembly (100) comprising a probe head having a partial discharge sensor;
support subassembly (200), locate including mounting substrate (230) and activity support arm (210) on mounting substrate (230), be equipped with angle modulation spare (220) on support arm (210), survey subassembly (100) install in on the angle modulation spare (220).
2. The apparatus for detecting partial discharge of switch cabinet in power distribution room according to claim 1, wherein: the support arm (210) comprises a first rotating arm (211) and a second rotating arm (212), one end of the first rotating arm (211) is connected with the mounting base plate (230), the other end of the first rotating arm is connected with the second rotating arm (212), and the angle adjusting piece (220) is arranged at the end part of the second rotating arm (212).
3. The apparatus for detecting partial discharge of switch cabinet in power distribution room according to claim 2, wherein: a rotating structure (240) is arranged between the first rotating arm (211) and the mounting base plate (230) and comprises,
a rotating base (241) fixedly arranged on the mounting substrate (230);
and the rotating head (242) is formed at the end part of the first rotating arm (211), and the rotating head (242) is rotatably arranged in the rotating seat (241).
4. The apparatus for detecting partial discharge of switch cabinet in power distribution room according to claim 3, wherein: the rotating head (242) and the rotating seat (241) are both cylindrical, and a first rotating damper (243) is further arranged between the rotating head (242) and the rotating seat (241).
5. The device for detecting partial discharge of switch cabinet in power distribution room according to claim 4, wherein: a support arm joint is arranged between the first rotating arm (211) and the second rotating arm (212), the support arm joint comprises a first joint head (213a) and a second joint head (213b) which are respectively arranged at the end parts of the first rotating arm (211) and the second rotating arm (212), and the first joint head (213a) is rotatably connected with the second joint head (213 b).
6. The apparatus for detecting partial discharge of switch cabinet in power distribution room according to claim 5, wherein: a second rotational damper (213c) is provided between the first joint head (213a) and the second joint head (213 b).
7. The apparatus for detecting partial discharge of switch cabinet in power distribution room according to claim 6, wherein: the angle adjusting member (220) includes,
the adjusting seat (221) is fixedly arranged at the end part of the second rotating arm (212), and an adjusting shaft (223) is arranged on the adjusting seat;
the adjusting plate (222) is arranged on the adjusting seat (221) in a rotating mode through the adjusting shaft (223), and the detection assembly (100) is fixedly arranged on the adjusting plate (222).
8. The apparatus for detecting partial discharge of switch cabinet in power distribution room according to claim 7, wherein: the first rotating arm (211) is a telescopic rod and comprises a first sleeve (211a) and a second sleeve (211b) which are sleeved, the rotating head (242) is located on the first sleeve (211a), and the first joint head (213a) is arranged at the end of the second sleeve (211 b).
9. The distribution room switch cabinet partial discharge detection device according to any one of claims 1 to 8, wherein: the probe assembly (100) comprises
A body (110) mounted on the angle adjusting member (220), on which the partial discharge sensor is disposed;
the detection panel (120) is positioned on the outward side of the body (110) and is provided with a plurality of transmitting holes (121) and receiving holes (122).
10. The apparatus for detecting partial discharge of switch cabinet in power distribution room according to claim 9, wherein: the detection assembly (100) further comprises an infrared temperature detection sensor and a humidity sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021808073.0U CN213903696U (en) | 2020-08-26 | 2020-08-26 | Join in marriage partial discharge detection device of electrical room cubical switchboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021808073.0U CN213903696U (en) | 2020-08-26 | 2020-08-26 | Join in marriage partial discharge detection device of electrical room cubical switchboard |
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| CN213903696U true CN213903696U (en) | 2021-08-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021808073.0U Active CN213903696U (en) | 2020-08-26 | 2020-08-26 | Join in marriage partial discharge detection device of electrical room cubical switchboard |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114114123A (en) * | 2021-11-29 | 2022-03-01 | 广东电网有限责任公司广州供电局 | Calibration device and method for partial discharge detection sensor |
| CN116482500A (en) * | 2023-06-01 | 2023-07-25 | 南京远宁电气科技有限公司 | Partial discharge detection device |
-
2020
- 2020-08-26 CN CN202021808073.0U patent/CN213903696U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114114123A (en) * | 2021-11-29 | 2022-03-01 | 广东电网有限责任公司广州供电局 | Calibration device and method for partial discharge detection sensor |
| CN116482500A (en) * | 2023-06-01 | 2023-07-25 | 南京远宁电气科技有限公司 | Partial discharge detection device |
| CN116482500B (en) * | 2023-06-01 | 2024-04-19 | 上海安朗特技术有限公司 | Partial discharge detection device |
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