CN209821299U - Detection apparatus for power relay protection - Google Patents
Detection apparatus for power relay protection Download PDFInfo
- Publication number
- CN209821299U CN209821299U CN201822259518.3U CN201822259518U CN209821299U CN 209821299 U CN209821299 U CN 209821299U CN 201822259518 U CN201822259518 U CN 201822259518U CN 209821299 U CN209821299 U CN 209821299U
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- fixedly connected
- plate
- spring
- power tester
- electric power
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Abstract
The utility model discloses a detection apparatus for electric power relay protection, including the guard box, the top of guard box articulates there is the visor, the equal fixedly connected with telescopic link in the left and right sides of diapire in the guard box, the top sliding connection of telescopic link has the backup pad. The utility model discloses it is rational in infrastructure, the normal running fit expanding spring through the dwang can cushion the power that the electric power tester received the horizontal direction, the impact of the horizontal direction that receives the electric power tester through soft cover cooperation shock attenuation cavity absorbs, including horizontal spring's deformation can effectually absorb and cushion the power that the horizontal direction that the electric power tester received, it is impaired to avoid the electric power tester, can absorb the power of the vertical direction that the electric power tester received through the telescopic link, and rotate the wheel and remove in the guide way, it is more smooth and easy when reciprocating in the guard box to make the electric power tester, protection electric power tester that can be better.
Description
Technical Field
The utility model relates to a relay protection detects technical field, especially relates to a detection device of electric power relay protection.
Background
Relay protection is an important measure for detecting faults or abnormal conditions occurring in an electric power system to send out an alarm signal or directly isolating and removing a fault part, and is also called relay protection because a relay with contacts is mainly used for protecting the electric power system and elements (a generator, a transformer, a power transmission line and the like) thereof from being damaged in the development process. The basic tasks are: when the power system has a fault or an abnormal working condition, the fault equipment is automatically cut off from the system in the shortest possible time and in the smallest possible area, or a signal is sent out to eliminate the source of the abnormal working condition by an operator on duty so as to reduce or avoid the damage of the equipment and the influence on the power supply of the adjacent area.
The electric power test instrument is used for testing the insulating property of equipment, the running state of the equipment and the like, and is used for testing the action capacity of the electric equipment for resisting the power frequency voltage. Therefore, the power testing instrument is usually used for detecting relay protection, but in the present life, some relay protection elements are installed in a distribution box, and part of the distribution box is installed at a certain height in order to prevent accidental touch of minors, which brings trouble to detection of relay protection.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a detection device for power relay protection.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a detection apparatus for power relay protection, includes the guard box, the top of guard box articulates there is the visor, the equal fixedly connected with telescopic link in the left and right sides of diapire in the guard box, the top sliding connection of telescopic link has the backup pad, the inside fixedly connected with of backup pad and the top fixed connection's of telescopic link horizontal spring, two the same power tester of top fixedly connected with of backup pad.
The left and right sides of electric power tester all articulates there are two dwangs, two of homonymy the one end that electric power tester was kept away from to the dwang articulates there is same fixed plate, the fixed plate is kept away from the one side of dwang and is installed and rotate the wheel, the guide way that corresponds with two rotation wheels is seted up respectively to the left and right sides inner wall of guard box, the fixed plate is close to electric power tester's one side fixedly connected with expanding spring, expanding spring keeps away from the one end and electric power tester fixed connection of fixed plate, the outside cover that rotates the wheel is equipped with the cushion cover that offsets with the guide way, evenly distributed's shock attenuation cavity is seted up to the inside of cushion cover.
The power tester comprises a power tester body, wherein the power tester body is provided with a protection box, the left side and the right side of the bottom of the power tester body are fixedly connected with connecting plates, the bottom of each connecting plate is provided with a transmission rod, and the bottom of each transmission rod is hinged to the inner bottom wall of the protection box.
Preferably, the telescopic link includes the installation pipe that has the gas pocket with the interior diapire fixed connection of guard box and bottom set up, the inside sliding connection of installation pipe has the lifter plate, the bottom fixedly connected with lifting spring of lifter plate, lifting spring's bottom and the interior diapire fixed connection of installation pipe, the top fixedly connected with of lifter plate and the bottom sliding connection's of backup pad extension plate.
Preferably, the bottom of the supporting plate is provided with a horizontal groove, the inside of the horizontal groove is slidably connected with a sliding plate fixedly connected with the top of the extension plate, the top of the sliding plate is fixedly connected with a horizontal spring, and one end of the horizontal spring, which is far away from the sliding plate, is fixedly connected with the inner wall of the horizontal groove.
Preferably, the inside sliding connection of connecting plate has the diaphragm, the top of transfer line extends to the inside of connecting plate and is articulated with the diaphragm, two the equal fixedly connected with of one side that the diaphragm kept away from promotes the spring, promote the spring and keep away from the one end of diaphragm and the inner wall fixed connection of connecting plate.
Preferably, the number of the shock absorption cavities is ten, and the distances between two adjacent shock absorption cavities are equal.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a normal running fit expanding spring of dwang can cushion the power that the electric power tester received the horizontal direction, absorbs the impact of the horizontal direction that the electric power tester received through soft cover cooperation shock attenuation cavity, and the deformation of horizontal spring can effectually absorb and cushion the power on the horizontal direction that the electric power tester received, avoids the electric power tester impaired.
2. The utility model discloses a power of the vertical direction that the telescopic link can absorb the power tester and receive rotates the wheel moreover and removes in the guide way, makes more smooth and easy when the power tester reciprocates in the guard box, protection power tester that can be better.
Drawings
Fig. 1 is a schematic structural diagram of a detection device for power relay protection according to the present invention;
fig. 2 is an enlarged view of a partial structure of a portion a in fig. 1 of the detection device for power relay protection according to the present invention;
fig. 3 is an enlarged view of a partial structure of a portion B in fig. 1 of the detection apparatus for power relay protection according to the present invention;
fig. 4 is a partial structure enlarged view of the part C in fig. 1 of the detection device for power relay protection according to the present invention.
In the figure: the device comprises a protection box 1, a protective cover 2, a telescopic rod 3, a supporting plate 4, a horizontal spring 5, an electric power tester 6, a rotating rod 7, a fixed plate 8, a rotating wheel 9, a guide groove 10, an expansion spring 11, a soft sleeve 12, a damping cavity 13, a connecting plate 14, a transmission rod 15, a mounting pipe 16, a lifting plate 17, a lifting spring 18, an extension plate 19, a horizontal groove 20, a transverse plate 21 and a pushing spring 22.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-4, a detection device for power relay protection comprises a protection box 1, a protection cover 2 is hinged on the top of the protection box 1, telescopic rods 3 are fixedly connected on the left side and the right side of the bottom wall in the protection box 1, supporting plates 4 are slidably connected on the tops of the telescopic rods 3, horizontal springs 5 fixedly connected with the tops of the telescopic rods 3 are fixedly connected inside the supporting plates 4, the same power tester 6 is fixedly connected on the tops of the two supporting plates 4, the telescopic rods 3 comprise mounting tubes 16 fixedly connected with the inner bottom wall of the protection box 1 and provided with air holes at the bottoms, lifting plates 17 are slidably connected inside the mounting tubes 16, lifting springs 18 are fixedly connected on the bottoms of the lifting plates 17, the bottoms of the lifting springs 18 are fixedly connected with the inner bottom wall of the mounting tubes 16, extension plates 19 slidably connected with the bottoms of the supporting plates 4 are fixedly connected on the tops of the, when the power tester 6 is stressed by a force in the vertical direction, the power tester 6 can drive the extension plate 19 and the lifting plate 17 to slide in the installation tube 16, the friction force generated when the lifting plate 17 slides along the inner wall of the installation tube 16 is matched with the pulling force generated when the lifting spring 18 deforms, so that the force borne by the power tester 6 can be counteracted, the power tester 6 is protected, the bottom of the support plate 4 is provided with the horizontal groove 20, the inside of the horizontal groove 20 is slidably connected with the sliding plate fixedly connected with the top of the extension plate 19, the top of the sliding plate is fixedly connected with the horizontal spring 5, one end of the horizontal spring 5, far away from the sliding plate, is fixedly connected with the inner wall of the horizontal groove 20, when the power tester 6 is stressed by a force in the horizontal direction, the extension plate 19 can slide relative to the horizontal groove 20, at the moment, the horizontal spring 5 deforms, so as to buffer and absorb the impact force, the power tester 6 is protected.
The left side and the right side of the power tester 6 are both hinged with two rotating rods 7, one end of each rotating rod 7 far away from the power tester 6 at the same side is hinged with the same fixed plate 8, one surface of each fixed plate 8 far away from the rotating rod 7 is provided with a rotating wheel 9, the inner walls of the left side and the right side of the protection box 1 are respectively provided with a guide groove 10 corresponding to the two rotating wheels 9, one surface of each fixed plate 8 close to the power tester 6 is fixedly connected with an expansion spring 11, one end of each expansion spring 11 far away from the fixed plate 8 is fixedly connected with the power tester 6, the outer part of each rotating wheel 9 is sleeved with a soft sleeve 12 which is abutted against the guide groove 10, the inner part of each soft sleeve 12 is provided with damping cavities 13 which are uniformly distributed, the number of the damping cavities 13 is ten, the intervals between every two adjacent damping cavities 13 are equal, when the power tester 6 shakes left and right, the, at this moment, the soft sleeve 12 is extruded by pressure to deform, the shape of the damping cavity 13 is also extruded, the pressure can be buffered, and the power tester 6 is protected.
The equal fixedly connected with connecting plate 14 in the left and right sides of electric power tester 6 bottom, the bottom of connecting plate 14 is equipped with transfer line 15, the bottom of transfer line 15 is articulated with the interior diapire of guard box 1, the inside sliding connection of connecting plate 14 has diaphragm 21, the top of transfer line 15 extends to the inside of connecting plate 14 and is articulated with diaphragm 21, the equal fixedly connected with of one side that two diaphragm 21 leave mutually promotes spring 22, promote spring 22 and keep away from the one end of diaphragm 21 and the inner wall fixed connection of connecting plate 14, when electric power tester 6 rocks from top to bottom in guard box 1, the angle of transfer bar 15 can change, diaphragm 21 can slide in connecting plate 14 this moment, keep electric power tester 6's stability.
The utility model discloses when using, detect relay protection through power tester 6, if power tester 6 falls from the eminence, when power tester 6 received the power of horizontal direction, extension plate 19 can take place relative slip with horizontal groove 20, horizontal spring 5 takes place deformation this moment, cushion and absorb impact force, the inner wall of flexible cover 12 and guide way 10 offsets, flexible cover 12 can receive pressure extrusion and take place deformation this moment, the shape of shock attenuation cavity 13 also receives the extrusion, can cushion pressure, and then protect power tester 6.
And, when electric power tester 6 received the power of vertical direction, electric power tester 6 can drive extension plate 19 and lifter plate 17 and slide in installation pipe 16, and the pulling force when lifter plate 17 and the installation pipe 16 inner wall produced when gliding cooperates lift spring 18 and takes place the deformation can offset the power that electric power tester 6 received, protects electric power tester 6.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Claims (5)
1. The utility model provides a detection apparatus for power relay protection, includes guard box (1), its characterized in that: the protection box comprises a protection box body (1), a protection cover (2) is hinged to the top of the protection box body (1), telescopic rods (3) are fixedly connected to the left side and the right side of the inner bottom wall of the protection box body (1), a supporting plate (4) is slidably connected to the top of each telescopic rod (3), a horizontal spring (5) fixedly connected with the top of each telescopic rod (3) is fixedly connected to the inside of each supporting plate (4), and the top of each supporting plate (4) is fixedly connected with the same power tester (6);
the left side and the right side of the power tester (6) are both hinged with two rotating rods (7), one end of each rotating rod (7) at the same side, which is far away from the power tester (6), is hinged with the same fixed plate (8), a rotating wheel (9) is arranged on one surface of the fixed plate (8) far away from the rotating rod (7), the inner walls of the left side and the right side of the protection box (1) are respectively provided with a guide groove (10) corresponding to the two rotating wheels (9), one surface of the fixing plate (8) close to the power tester (6) is fixedly connected with an expansion spring (11), one end of the extension spring (11) far away from the fixed plate (8) is fixedly connected with the electric power tester (6), a soft sleeve (12) which is propped against the guide groove (10) is sleeved outside the rotating wheel (9), the soft sleeve (12) is internally provided with damping cavities (13) which are uniformly distributed;
the power tester is characterized in that connecting plates (14) are fixedly connected to the left side and the right side of the bottom of the power tester (6), a transmission rod (15) is arranged at the bottom of each connecting plate (14), and the bottom of each transmission rod (15) is hinged to the inner bottom wall of the protection box (1).
2. The detection device for power relay protection according to claim 1, wherein the telescopic rod (3) comprises a mounting tube (16) fixedly connected with the inner bottom wall of the protection box (1) and provided with an air hole at the bottom, a lifting plate (17) is slidably connected inside the mounting tube (16), a lifting spring (18) is fixedly connected to the bottom of the lifting plate (17), the bottom of the lifting spring (18) is fixedly connected with the inner bottom wall of the mounting tube (16), and an extension plate (19) is fixedly connected to the top of the lifting plate (17) and slidably connected with the bottom of the support plate (4).
3. The detection device for power relay protection according to claim 2, wherein a horizontal slot (20) is formed in the bottom of the support plate (4), a sliding plate fixedly connected to the top of the extension plate (19) is slidably connected to the inside of the horizontal slot (20), the top of the sliding plate is fixedly connected to the horizontal spring (5), and one end of the horizontal spring (5) far away from the sliding plate is fixedly connected to the inner wall of the horizontal slot (20).
4. The detection device for power relay protection according to claim 1, wherein a transverse plate (21) is slidably connected to the inside of the connecting plate (14), the top of the transmission rod (15) extends to the inside of the connecting plate (14) and is hinged to the transverse plate (21), two surfaces of the transverse plate (21) away from each other are both fixedly connected with a pushing spring (22), and one end of the pushing spring (22) away from the transverse plate (21) is fixedly connected to the inner wall of the connecting plate (14).
5. The detection device for power relay protection according to claim 1, wherein the number of the damping cavities (13) is ten, and the distances between two adjacent damping cavities (13) are equal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822259518.3U CN209821299U (en) | 2018-12-30 | 2018-12-30 | Detection apparatus for power relay protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822259518.3U CN209821299U (en) | 2018-12-30 | 2018-12-30 | Detection apparatus for power relay protection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209821299U true CN209821299U (en) | 2019-12-20 |
Family
ID=68870403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822259518.3U Expired - Fee Related CN209821299U (en) | 2018-12-30 | 2018-12-30 | Detection apparatus for power relay protection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209821299U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112863118A (en) * | 2020-12-31 | 2021-05-28 | 贵州电网有限责任公司 | High-safety false-opening-prevention alarm device |
| CN113109653A (en) * | 2021-04-15 | 2021-07-13 | 亳州道智盛智能科技有限公司 | Low power detection device of wireless power device |
-
2018
- 2018-12-30 CN CN201822259518.3U patent/CN209821299U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112863118A (en) * | 2020-12-31 | 2021-05-28 | 贵州电网有限责任公司 | High-safety false-opening-prevention alarm device |
| CN113109653A (en) * | 2021-04-15 | 2021-07-13 | 亳州道智盛智能科技有限公司 | Low power detection device of wireless power device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Hou Yuchen Inventor after: Tian Ying Inventor after: Sun Ning Inventor after: Zhang Lei Inventor after: Ma Zhenhua Inventor after: Wang Jingbo Inventor after: Wang Yi Inventor after: Xu Wei Inventor after: Zhang Yongbin Inventor after: Tan Wen Inventor after: Zhang Dangqiang Inventor after: Wang Dong Inventor after: Zhang Lu Inventor after: Yang Jiapeng Inventor after: Yue Chen Inventor after: Huang Jinsong Inventor after: Zhang Ziwei Inventor after: Zhang Haijun Inventor before: Hou Yuchen Inventor before: Tian Ying Inventor before: Sun Ning Inventor before: Zhang Lei Inventor before: Ma Zhenhua Inventor before: Wang Jingbo Inventor before: Wang Yi Inventor before: Xu Wei Inventor before: Zhang Yongbin Inventor before: Zhang Dangqiang Inventor before: Wang Dong Inventor before: Zhang Lu Inventor before: Jia Inventor before: Yue Chen Inventor before: Huang Jinsong Inventor before: Zhang Ziwei Inventor before: Zhang Haijun |
|
| CB03 | Change of inventor or designer information | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191220 Termination date: 20201230 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |