CN220289832U - Online monitoring device for voltage transformer - Google Patents
Online monitoring device for voltage transformer Download PDFInfo
- Publication number
- CN220289832U CN220289832U CN202321772371.2U CN202321772371U CN220289832U CN 220289832 U CN220289832 U CN 220289832U CN 202321772371 U CN202321772371 U CN 202321772371U CN 220289832 U CN220289832 U CN 220289832U
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- CN
- China
- Prior art keywords
- plate
- voltage transformer
- monitoring device
- socket
- monitor
- 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.)
- Withdrawn - After Issue
Links
- 238000012806 monitoring device Methods 0.000 title claims abstract description 28
- 238000012544 monitoring process Methods 0.000 claims abstract description 40
- 238000003780 insertion Methods 0.000 claims description 7
- 230000037431 insertion Effects 0.000 claims description 7
- 238000009434 installation Methods 0.000 description 12
- 230000000694 effects Effects 0.000 description 3
- 230000005350 ferromagnetic resonance Effects 0.000 description 3
- 230000005856 abnormality Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Transformers For Measuring Instruments (AREA)
Abstract
The technical scheme of the utility model provides an online monitoring device for a voltage transformer, which comprises the voltage transformer, a mounting rack and a monitoring box, wherein the outer side of the voltage transformer is provided with a convex edge, the outer side of the voltage transformer is provided with a socket positioned below the convex edge, and the two sides of the socket are provided with sockets; the mounting frame is arranged on the outer side of the voltage transformer and is symmetrically distributed with the socket front and back; the monitoring box is inserted between the convex edge and the mounting frame. According to the utility model, the protruding of the socket is reduced when the plug is inserted in a mode of distributing the sockets on the two sides, the monitoring box and the socket are respectively arranged on the two sides of the voltage transformer, so that the protruding of one side is reduced, and the central processing unit is arranged above the current monitor and the voltage monitor, so that the width of the monitoring box is reduced, the protruding of the monitoring box is reduced, and the purpose of installing the monitoring device in a more compact structure is achieved.
Description
Technical Field
The utility model relates to the technical field of voltage transformer monitoring, in particular to an online monitoring device for a voltage transformer.
Background
When the voltage transformer works, the conditions of short circuit of a circuit and damage of a voltage protector or the transformer often occur due to ferromagnetic resonance phenomenon. In order to solve the problems, the Chinese patent application, which is issued by the patent number CN 21882466U, discloses a voltage transformer on-line monitoring device, which comprises a voltage transformer and a monitoring box assembled on the outer wall of the voltage transformer, wherein an anode binding post and a cathode binding post are fixedly arranged on the outer wall of the voltage transformer, a current monitor and a voltage monitor are assembled on the inner side of the monitoring box, the current monitor and the voltage monitor are communicated through a microprocessor, and the current monitor and the voltage monitor are respectively fixedly connected with a right wire and a left wire.
For the prior art, the monitoring box is externally arranged on one side of the voltage transformer and is used for on-line monitoring, so that the condition that the components are damaged due to ferromagnetic resonance of the existing device circuit is avoided. However, the design that monitoring box connects and main part all lie in voltage transformer homonymy leads to detecting the box body and excessively bulges in voltage transformer's outside, influences voltage transformer's occupation space size, and the structure after the installation is compact inadequately, consequently, in order to avoid monitoring devices to install too the evagination on the voltage transformer to reduce the interference between the adjacent equipment, how to carry out monitoring devices's installation with more compact structure is the technical problem that needs to solve.
Disclosure of Invention
In view of the foregoing, it is necessary to provide an on-line monitoring device for a voltage transformer, which solves the technical problem of how to install the monitoring device in a more compact structure in the prior art.
In order to achieve the technical purpose, the technical scheme of the utility model provides an on-line monitoring device for a voltage transformer, which comprises:
the voltage transformer is provided with a convex edge at the outer side, a socket positioned below the convex edge is arranged at the outer side of the voltage transformer, and sockets are formed at two sides of the socket;
the mounting frame is arranged on the outer side of the voltage transformer and is symmetrically distributed with the socket front and back;
the monitoring box, the monitoring box cartridge be in protruding edge with between the mounting bracket, the both sides wall of monitoring box is provided with current monitor and voltage monitor respectively, be provided with microprocessor between current monitor and the opposite one side of voltage monitor, the interior roof of monitoring box is provided with central processing unit, wherein, all be provided with the external connection line on current monitor and the voltage monitor, the other end of external connection line be provided with be used for with the plug of socket grafting.
Further, the current monitor and the voltage monitor are electrically connected with the microprocessor through wires, and the central processing unit is electrically connected with the microprocessor through wires.
Further, the monitoring box comprises a shell and a cover plate, wherein an opening is formed in one side of the shell, the cover plate covers the opening, and a locking piece is arranged between the shell and the cover plate.
Further, the locking element comprises a first plate, a second plate, a bolt and a first nut, wherein the first plate is arranged at the bottom of the shell, the second plate is arranged at the bottom of the cover plate, the positions of the first plate and the second plate are corresponding, the first plate and the second plate are provided with jacks, the bolt penetrates through the corresponding jacks on the first plate and the second plate, and the first nut is in threaded connection with the bolt.
Further, the bottom of mounting bracket is provided with the mounting panel, the through-hole has been seted up on the mounting panel, the position of through-hole corresponds the position of jack, still threaded connection has the second nut on the bolt.
Further, the shape of mounting bracket is L shape, set up flutedly on the mounting bracket, the recess is used for the grafting of first board and second board.
Further, an inner edge ring is arranged on one side, close to the shell, of the cover plate, and the inner edge ring is attached to the inner side wall of the shell.
Further, the top and the bottom of the shell are both provided with anti-slip pads.
Further, a binding post is arranged in the socket, and the binding post is spliced and communicated with the inner side of the plug.
Further, a connecting wire is arranged on the voltage transformer and is electrically connected with the binding post.
Compared with the prior art, the utility model has the beneficial effects that: through the mode with the socket on the socket with both sides distribution, the evagination when reducing the plug to arrange monitoring box and socket respectively in voltage transformer's both sides, with the evagination of reduction unilateral, and arrange central processing unit in the top of current monitor and voltage monitor, thereby reduce the width of monitoring box, with the evagination of reduction monitoring box, thereby reach the purpose of carrying out monitoring device installation with more compact structure.
Drawings
Fig. 1 is a structural three-dimensional view of an on-line monitoring device for a voltage transformer according to an embodiment of the present utility model;
FIG. 2 is a rear side angular three-dimensional view of a voltage transformer on-line monitoring device according to an embodiment of the utility model;
FIG. 3 is a schematic view of a mounting frame according to an embodiment of the present utility model;
FIG. 4 is a schematic view of a monitor box according to an embodiment of the present utility model;
FIG. 5 is a three-dimensional exploded view of a monitor box according to an embodiment of the present utility model;
FIG. 6 is a three-dimensional view of a cover plate according to an embodiment of the present utility model;
in the figure: 1. a voltage transformer; 101. a socket; 102. a socket; 103. a convex edge; 104. binding posts; 105. a connecting wire;
2. a mounting frame; 201. a mounting plate; 202. a groove;
3. a monitoring box; 31. a housing; 32. a cover plate;
301. an external wiring; 302. a plug; 303. a current monitor; 304. a voltage monitor; 305. a microprocessor; 306. a central processing unit; 307. a bolt; 308. a first nut; 309. a second nut;
3101. a first plate; 3201. a second plate; 3202. an inner rim.
Detailed Description
Preferred embodiments of the present utility model will now be described in detail with reference to the accompanying drawings, which form a part hereof, and together with the description serve to explain the principles of the utility model, and are not intended to limit the scope of the utility model.
As shown in fig. 1-6, the utility model provides an on-line monitoring device for a voltage transformer, which comprises the voltage transformer 1, a mounting rack 2 and a monitoring box 3, wherein a convex edge 103 is arranged on the outer side of the voltage transformer 1, a socket 101 positioned below the convex edge 103 is arranged on the outer side of the voltage transformer 1, sockets 102 are arranged on two sides of the socket 101, and the sockets 102 are changed from original opening directions facing the right and the left directions to opening directions on the left and the right sides, so that direct outward convex is avoided when a plug 302 is connected, the connection is changed from the longitudinal direction to the transverse direction, and the degree of outward convex is reduced. The mounting frame 2 is arranged on the outer side of the voltage transformer 1 and is in front-back symmetrical distribution with the socket 101, so that the mounting frame 2 and the socket 101 are respectively positioned on the front side and the back side of the voltage transformer 1, the whole monitoring device is divided and uniformly arranged on the front side and the back side, the protruding degree of one side is reduced, and the structure after the mounting is more compact. The monitoring box 3 is inserted between the convex edge 103 and the mounting frame 2, and the convex edge 103 is matched with the mounting frame 2 to form an upper limit and a lower limit, so that the monitoring box 3 can be conveniently inserted. The two side walls of the monitoring box 3 are respectively provided with a current monitor 303 and a voltage monitor 304, a microprocessor 305 is arranged between opposite sides of the current monitor 303 and the voltage monitor 304, specifically, the current monitor 303 and the voltage monitor 304 are aligned to the bottom wall of the monitoring box 3 downwards with the thickness facing to the bottom wall, the inner top wall of the monitoring box 3 is provided with a central processor 306, the central processor 306 is stacked above the current monitor 303 and the voltage monitor 304, so that the width of the monitoring box 3 is reduced, the protruding of the monitoring box 3 is reduced, the current monitor 303 and the voltage monitor 304 are respectively provided with an external connection 301, the other end of the external connection 301 is provided with a plug 302 for being plugged into the socket 102, the monitoring box 3 and the socket 101 separated on two sides are connected and conducted through the external connection 301 and the plug 302, the socket 102 is internally provided with a binding post 104, the binding post 104 is plugged into and conducted with the inner side of the plug 302, and the voltage transformer 1 is provided with a connecting wire 105, and the binding post 105 is electrically connected with the binding post 104.
It can be understood that the monitoring box 3 and the socket 101, which are inserted and connected and the main body are positioned on the same side, are arranged in a structure that the front side and the rear side are distributed, so that the protrusion of one side can be effectively reduced; further, the socket 101 is changed into a socket on two sides, so that the protruding of the insertion end of the plug 302 is reduced; further, stacking the cpu 306 over the current monitor 303 and the voltage monitor 304 reduces the width required for the monitor box 3, thereby reducing the protrusion of the monitor box 3 during installation. In summary, the aim of installing the monitoring device in a more compact structure is achieved.
Further, the current monitor 303 and the voltage monitor 304 are electrically connected to the microprocessor 305 through wires, the central processor 306 is electrically connected to the microprocessor 305 through wires, specifically, the current monitor 303 and the voltage monitor 304 monitor the voltage and the current of the circuit in the voltage transformer 1, and transmit the data to the central processor 306 for integration, when the ferromagnetic resonance occurs in the voltage transformer 1 to cause the circuit abnormality, the central processor 306 can send the abnormality to the wireless circuit breaker and reclose by driving the short-circuit switch in the voltage transformer 1 by the wireless circuit breaker, so as to ensure the operation safety.
In this embodiment, in order to be convenient for overhaul and dismouting to monitor box 3 inside, monitor box 3 includes casing 31 and apron 32, the opening has been seted up to one side of casing 31, apron 32 lid closes on the opening, just casing 31 with be provided with the closure between the apron 32, be connected apron 32 and casing 31 through the closure, can overhaul the component in the casing 31 through the opening.
It will be appreciated that the current monitor 303, the voltage monitor 304, the microprocessor 305 and the central processor 306 are all mounted in the housing 31, and the external connection 301 extends through the housing 31 to the outside of the housing 31.
Further, in order to achieve the locking effect, the locking element includes a first plate 3101, a second plate 3201, a bolt 307 and a first nut 308, where the first plate 3101 is disposed at the bottom of the housing 31, the second plate 3201 is disposed at the bottom of the cover 32, the positions of the first plate 3101 and the second plate 3201 correspond to each other, the number of the first plate 3101 and the second plate 3201 are two, and are aligned respectively, and the first plate 3101 and the second plate 3201 are provided with insertion holes, the bolt 307 penetrates through the insertion holes on the corresponding first plate 3101 and the second plate 3201, and the first nut 308 is screwed onto the bolt 307, by covering the cover 32 onto the housing 31, the first plate 3101 and the second plate 3201 are aligned, the two bolts 307 penetrate through the two pairs of insertion holes respectively, and then the first nut 308 is screwed onto the rod of the bolt 307, and the heads of the bolt 307 are attached to the two faces of the first plate 3201 and the second plate 3201, which face away from each other.
In this embodiment, in order to be convenient for fasten the monitoring box 3, the bottom of mounting bracket 2 is provided with mounting panel 201, the through-hole has been seted up on the mounting panel 201, the position of through-hole corresponds the position of jack, still threaded connection has second nut 309 on the bolt 307, after cartridge monitoring box 3, first board 3101 and second board 3201 and mounting panel 201 are the alignment state in same column, and at this moment, bolt 307 further runs through the through-hole, installs second nut 309 again, laminating to the mounting panel 201 one side of keeping away from first board 3101 to play the effect of fixing monitoring box 3 and mounting bracket 2.
Further, in order to facilitate positioning of the monitor box 3 during installation, the shape of the mounting frame 2 is L-shaped, the mounting frame 2 is provided with a groove 202, the groove 202 is located at the outer edge of the bottom of the L-shape, the groove 202 is used for plugging the first plate 3101 and the second plate 3201, during installation, the monitor box 3 is inserted between the flange 103 and the mounting frame 2, and then the first plate 3101 and the second plate 3201 are aligned and inserted into the groove 202, so that the positions of the first plate 3101 and the second plate 3201 are limited by the groove 202, and the position of the monitor box 3 is positioned.
In this embodiment, in order to improve the sealing effect during the covering, an inner rim 3202 is disposed on one side of the cover plate 32 near the housing 31, the inner rim 3202 is attached to the inner sidewall of the housing 31, and the inner rim 3202 is attached to the peripheral sidewall of the housing 31, so as to seal.
In this embodiment, in order to promote the stability of the insertion of the monitor box 3, the top and bottom of the housing 31 are both provided with anti-slip pads.
The working principle of the utility model is as follows: during installation, the monitoring box 3 is inserted onto the installation frame 2, the protruding edge 103 and the installation frame 2 limit the top and the bottom of the monitoring box 3 respectively, the second plate 3201 and the first plate 3101 are inserted into the groove 202 and aligned with the installation plate 201, the second nut 309 is installed, the second nut 309 and the first nut 308 are attached to two sides of the installation plate 201 respectively, finally the plug 302 is inserted into the socket 101, and the compact installation of the monitoring device is performed in a mode of splitting and uniformly distributing the plug into the outer side of the voltage transformer 1, so that the protruding of the structure is reduced, and interference to adjacent equipment is prevented.
The entire workflow is completed and what is not described in detail in this specification is well known to those skilled in the art.
The present utility model is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present utility model are intended to be included in the scope of the present utility model.
Claims (10)
1. The utility model provides a voltage transformer on-line monitoring device which characterized in that includes:
the voltage transformer is provided with a convex edge at the outer side, a socket positioned below the convex edge is arranged at the outer side of the voltage transformer, and sockets are formed at two sides of the socket;
the mounting frame is arranged on the outer side of the voltage transformer and is symmetrically distributed with the socket front and back;
the monitoring box, the monitoring box cartridge be in protruding edge with between the mounting bracket, the both sides wall of monitoring box is provided with current monitor and voltage monitor respectively, be provided with microprocessor between current monitor and the opposite one side of voltage monitor, the interior roof of monitoring box is provided with central processing unit, wherein, all be provided with the external connection line on current monitor and the voltage monitor, the other end of external connection line be provided with be used for with the plug of socket grafting.
2. The on-line voltage transformer monitoring device according to claim 1, wherein the current monitor and the voltage monitor are electrically connected to the microprocessor through wires, and the central processing unit is electrically connected to the microprocessor through wires.
3. The on-line monitoring device of voltage transformer according to claim 2, wherein the monitoring box comprises a housing and a cover plate, wherein an opening is formed in one side of the housing, the cover plate is covered on the opening, and a locking piece is arranged between the housing and the cover plate.
4. The on-line monitoring device of voltage transformer according to claim 3, wherein the locking member comprises a first plate, a second plate, a bolt and a first nut, the first plate is arranged at the bottom of the shell, the second plate is arranged at the bottom of the cover plate, the positions of the first plate and the second plate are corresponding, the first plate and the second plate are provided with insertion holes, the bolt penetrates through the insertion holes of the corresponding first plate and the second plate, and the first nut is in threaded connection with the bolt.
5. The on-line monitoring device of voltage transformer according to claim 4, wherein the bottom of the mounting frame is provided with a mounting plate, the mounting plate is provided with a through hole, the position of the through hole corresponds to the position of the jack, and the bolt is further connected with a second nut in a threaded manner.
6. The on-line monitoring device of voltage transformer according to claim 5, wherein the mounting frame is L-shaped, and the mounting frame is provided with a groove for plugging the first plate and the second plate.
7. The on-line monitoring device of claim 6, wherein an inner rim is provided on a side of the cover plate adjacent to the housing, and the inner rim is attached to an inner side wall of the housing.
8. The on-line voltage transformer monitoring device of claim 7, wherein the top and bottom of the housing are each provided with a non-slip mat.
9. The on-line monitoring device of voltage transformer according to claim 8, wherein a binding post is arranged in the socket, and the binding post is spliced and conducted with the inner side of the plug.
10. The on-line monitoring device of voltage transformer according to claim 9, wherein a connecting wire is provided on the voltage transformer, and the connecting wire is electrically connected with the binding post.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321772371.2U CN220289832U (en) | 2023-07-06 | 2023-07-06 | Online monitoring device for voltage transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321772371.2U CN220289832U (en) | 2023-07-06 | 2023-07-06 | Online monitoring device for voltage transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220289832U true CN220289832U (en) | 2024-01-02 |
Family
ID=89332401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321772371.2U Withdrawn - After Issue CN220289832U (en) | 2023-07-06 | 2023-07-06 | Online monitoring device for voltage transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220289832U (en) |
-
2023
- 2023-07-06 CN CN202321772371.2U patent/CN220289832U/en not_active Withdrawn - After Issue
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20240102 Effective date of abandoning: 20240124 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20240102 Effective date of abandoning: 20240124 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |