CN214845531U - Oil-immersed power transformer on-line monitoring device - Google Patents
Oil-immersed power transformer on-line monitoring device Download PDFInfo
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- CN214845531U CN214845531U CN202120623552.3U CN202120623552U CN214845531U CN 214845531 U CN214845531 U CN 214845531U CN 202120623552 U CN202120623552 U CN 202120623552U CN 214845531 U CN214845531 U CN 214845531U
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- monitoring device
- oil
- power transformer
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- 238000012806 monitoring device Methods 0.000 title claims abstract description 42
- 230000006835 compression Effects 0.000 claims abstract description 13
- 238000007906 compression Methods 0.000 claims abstract description 13
- 238000007689 inspection Methods 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000012544 monitoring process Methods 0.000 description 7
- 230000003139 buffering effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses an on-line monitoring device of an oil-immersed power transformer, which belongs to the technical field of power transformers and comprises a fixing component, wherein one side of the fixing component is provided with a monitoring device main body, and the fixing component is connected with the monitoring device main body through a connecting device; the monitoring device comprises a monitoring device body, a connecting device and a control device, wherein the monitoring device body comprises a compression spring, a limiting plate, a guide rod, a pulling plate, an inserting column, a clamping rod and an inserting sleeve; the utility model discloses a set up connecting device for the staff can load and unload the monitoring devices main part through comparatively simple operation, thereby makes things convenient for the staff to carry out work such as inspection, maintenance or change to it, and then has improved the convenience of device.
Description
Technical Field
The utility model belongs to the technical field of power transformer, concretely relates to oil-immersed power transformer on-line monitoring device.
Background
A power transformer is a stationary electrical device that is used to transform an ac voltage (current) of a certain value into another voltage (current) of the same frequency or different values. The main role is to transmit electrical energy, and thus, the rated capacity is its main parameter.
The Chinese patent application No. CN201721251534.7 discloses an oil-immersed transformer noise on-line monitoring acoustic emission device, which does not affect the safe operation of a transformer, has good rain-proof performance and wind noise resistance performance, can be used for realizing all-weather high-precision noise on-line monitoring of the oil-immersed transformer, avoids the defects of low artificial noise inspection efficiency, large measurement error and poor timeliness, and improves the reliability, accuracy and automation degree of the noise monitoring of the oil-immersed transformer.
The prior art has the following problems: 1. the monitoring structure has the problem that the monitoring structure is inconvenient to assemble and disassemble, so that workers are inconvenient to check, maintain or replace the monitoring structure, and the convenience of the device is further reduced; 2. the problem that the impact brought by hailstones and the like cannot be buffered exists in the above patent, and the practicability of the device is further reduced.
SUMMERY OF THE UTILITY MODEL
To solve the problems set forth in the background art described above. The utility model provides an oil-immersed power transformer on-line monitoring device has the characteristics that the convenience is high, the practicality is strong.
In order to achieve the above object, the utility model provides a following technical scheme: an online monitoring device of an oil-immersed power transformer comprises a fixing component, wherein a monitoring device main body is arranged on one side of the fixing component, and the fixing component is connected with the monitoring device main body through a connecting device;
connecting device includes compression spring, limiting plate, guide bar, arm-tie, insert post, kelly and plug bush, the post is installed to one side that the monitoring devices main part is close to fixed subassembly, the plug bush is installed to the position that just is located the post outside on the fixed subassembly, the top of plug bush is provided with the arm-tie, the edge position sliding connection that leans on of arm-tie has the guide bar, the limiting plate is installed on the top of guide bar, the outside of guide bar and the position that is located the arm-tie top are provided with compression spring, two kellies are installed to the below of arm-tie.
Preferably, the inserted column and the plug bush are in sliding connection, the guide rod is in welding connection with the plug bush, two ends of the compression spring are respectively in welding connection with the limiting plate and the pull plate, and the inserted column and the plug bush are both in sliding connection with the clamping rod.
Preferably, a handle is mounted at the midpoint above the pulling plate.
Preferably, buffer is installed at the top of monitoring devices main part, buffer includes guard plate, arch rubber slab, slide bar, spliced pole, fixed cover and mounting panel, two fixed covers are installed at the top of monitoring devices main part, the spliced pole is installed through the screw in the inboard of fixed cover, two the mounting panel is installed to the top of spliced pole, a plurality of arch rubber slabs are installed to the top of mounting panel, and are a plurality of the guard plate is installed to the top of arch rubber slab, the slide bar is all installed to the below of guard plate and the position that is located arch rubber slab both sides.
Preferably, the slide bar is connected with the mounting plate in a sliding manner.
Preferably, the cross section of the inner side of the fixing sleeve is the same as the cross section of the outer side of the connecting column in shape and size.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a set up connecting device for the staff can load and unload the monitoring devices main part through comparatively simple operation, thereby makes things convenient for the staff to carry out work such as inspection, maintenance or change to it, and then has improved the convenience of device.
2. The utility model discloses a set up buffer for the impact that the device can bring the condition such as hail through the relative movement between guard plate and the mounting panel carries out certain buffering, thereby has reduced the possibility that monitoring devices main part damaged, and then has improved the practicality of device.
Drawings
Fig. 1 is a front view of the present invention;
FIG. 2 is a schematic structural view of the connecting device of the present invention;
fig. 3 is a schematic structural diagram of the buffering device of the present invention.
In the figure: 1. a fixing assembly; 2. a connecting device; 21. a compression spring; 22. a limiting plate; 23. a guide bar; 24. pulling a plate; 25. inserting a column; 26. a clamping rod; 27. inserting a sleeve; 3. a buffer device; 31. a protection plate; 32. an arched rubber plate; 33. a slide bar; 34. connecting columns; 35. fixing a sleeve; 36. mounting a plate; 4. a device body is monitored.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides the following technical solutions: an online monitoring device of an oil-immersed power transformer comprises a fixing component 1, wherein a monitoring device main body 4 is arranged on one side of the fixing component 1, and the fixing component 1 is connected with the monitoring device main body 4 through a connecting device 2;
connecting device 2 includes compression spring 21, limiting plate 22, guide bar 23, arm-tie 24, insert post 25, kelly 26 and plug bush 27, monitoring devices main part 4 is close to one side of fixed subassembly 1 and installs insert post 25, fixed subassembly 1 is gone up and is located the position in the insert post 25 outside and install plug bush 27, the top of plug bush 27 is provided with arm-tie 24, arm-tie 24 be close to marginal position sliding connection have guide bar 23, limiting plate 22 is installed on the top of guide bar 23, the outside of guide bar 23 and the position that is located arm-tie 24 top are provided with compression spring 21, two kellies 26 are installed to arm-tie 24's below.
Specifically, the plug post 25 is slidably connected with the plug bush 27, the guide rod 23 is welded with the plug bush 27, two ends of the compression spring 21 are respectively welded with the limit plate 22 and the pull plate 24, the plug post 25 and the plug bush 27 are both slidably connected with the clamping rod 26,
by adopting the technical scheme, the normal connection between the plug post 25 and the plug sleeve 27, between the guide rod 23 and the plug sleeve 27, between the plug post 25 and the clamping rod 26 and between the plug sleeve 27 and the clamping rod 26 is ensured, and the normal work of the compression spring 21 is ensured.
Specifically, a handle is arranged at the center of the upper part of the pulling plate 24,
by adopting the technical scheme, the pulling plate 24 is convenient for a user to operate.
Specifically, the top of the monitoring device main body 4 is provided with the buffer device 3, the buffer device 3 comprises a protection plate 31, two arched rubber plates 32, a slide rod 33, a connecting column 34, a fixing sleeve 35 and a mounting plate 36, the top of the monitoring device main body 4 is provided with the two fixing sleeves 35, the inner sides of the fixing sleeves 35 are provided with the connecting column 34 through screws, the mounting plate 36 is arranged above the two connecting columns 34, the mounting plate 36 is arranged above the mounting plate 36, the arched rubber plates 32 are arranged above the mounting plate 36, the protection plate 31 is arranged above the arched rubber plates 32, the slide rods 33 are arranged below the protection plate 31 and at positions on two sides of the arched rubber plates 32,
through adopting above-mentioned technical scheme for the impact that the device can bring the condition such as hail through the relative movement between guard plate 31 and the mounting panel 36 carries out certain buffering, thereby has reduced the possibility of monitoring devices main part 4 damage.
In particular, the sliding rod 33 is slidably connected with the mounting plate 36,
by adopting the technical scheme, the normal matching between the sliding rod 33 and the mounting plate 36 is ensured.
Specifically, the cross section of the inner side of the fixing sleeve 35 is the same as the cross section of the outer side of the connecting column 34 in shape and size,
through adopting above-mentioned technical scheme, the phenomenon that spliced pole 34 appears rocking in fixed cover 35 has been prevented.
The utility model discloses well fixed subassembly 1 and monitoring devices main part 4's structure and principle have been disclosed in the oil-immersed transformer noise on-line monitoring acoustic emission device that chinese patent application number is CN201721251534.7 discloses.
The utility model discloses a theory of operation and use flow: when the monitoring device main body 4 needs to be detached, the handle on the pulling plate 24 in the connecting device 2 is pulled, so that the clamping rod 26 is separated from the plug-in post 25, then the monitoring device main body 4 is pulled, so that the plug-in post 25 is separated from the plug bush 27, and the detachment is finished; when the monitoring device body 4 needs to be installed, the handle on the pulling plate 24 is pulled, so that the clamping rod 26 is separated from the inner side of the inserting sleeve 27, then the inserting column 25 on the monitoring device body 4 is inserted into the inserting sleeve 27, the handle on the pulling plate 24 is loosened, under the action of the compression spring 21, the pulling plate 24 moves towards the direction far away from the limiting plate 22 along the guide rod 23, so that the clamping rod 26 is driven to be inserted into the inserting column 25 and the inserting sleeve 27, and the installation is finished; when needs cushion impact such as hail, through spliced pole 34 and the fixed cover 35 fixed connection of screw in with buffer 3, when meeting with the impact, under the effect of impact, carry out relative movement through arch rubber sheet 32 between guard plate 31 and the mounting panel 36 to cushion the impact, slide bar 33 has played the effect of direction.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an oil-immersed power transformer on-line monitoring device, includes fixed subassembly (1), its characterized in that: a monitoring device main body (4) is arranged on one side of the fixing component (1), and the fixing component (1) is connected with the monitoring device main body (4) through a connecting device (2);
connecting device (2) include compression spring (21), limiting plate (22), guide bar (23), arm-tie (24), insert post (25), kelly (26) and plug bush (27), one side that monitoring devices main part (4) are close to fixed subassembly (1) is installed and is inserted post (25), on fixed subassembly (1) and the position that is located the post (25) outside installs plug bush (27), the top of plug bush (27) is provided with arm-tie (24), the edge position sliding connection that leans on of arm-tie (24) has guide bar (23), limiting plate (22) are installed on the top of guide bar (23), the outside of guide bar (23) and the position that is located arm-tie (24) top are provided with compression spring (21), two kellies (26) are installed to the below of arm-tie (24).
2. The oil-immersed power transformer on-line monitoring device according to claim 1, characterized in that: insert post (25) and plug bush (27) sliding connection, guide bar (23) and plug bush (27) welded connection, compression spring (21) both ends respectively with limiting plate (22) and arm-tie (24) welded connection, insert post (25) and plug bush (27) all with kelly (26) sliding connection.
3. The oil-immersed power transformer on-line monitoring device according to claim 1, characterized in that: a handle is arranged at the middle position above the pulling plate (24).
4. The oil-immersed power transformer on-line monitoring device according to claim 1, characterized in that: buffer (3) are installed at the top of monitoring devices main part (4), buffer (3) are including guard plate (31), arch rubber slab (32), slide bar (33), spliced pole (34), fixed cover (35) and mounting panel (36), two fixed covers (35) are installed at the top of monitoring devices main part (4), spliced pole (34), two are installed through the screw to the inboard of fixed cover (35) mounting panel (36) are installed to the top of spliced pole (34), a plurality of arch rubber slab (32) are installed to the top of mounting panel (36), and are a plurality of guard plate (31) is installed to the top of arch rubber slab (32), slide bar (33) are all installed to the below of guard plate (31) and the position that is located arch rubber slab (32) both sides.
5. The oil-immersed power transformer on-line monitoring device of claim 4, characterized in that: the sliding rod (33) is connected with the mounting plate (36) in a sliding mode.
6. The oil-immersed power transformer on-line monitoring device of claim 4, characterized in that: the cross section of the inner side of the fixed sleeve (35) is the same as the cross section of the outer side of the connecting column (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120623552.3U CN214845531U (en) | 2021-03-27 | 2021-03-27 | Oil-immersed power transformer on-line monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120623552.3U CN214845531U (en) | 2021-03-27 | 2021-03-27 | Oil-immersed power transformer on-line monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214845531U true CN214845531U (en) | 2021-11-23 |
Family
ID=78760220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120623552.3U Expired - Fee Related CN214845531U (en) | 2021-03-27 | 2021-03-27 | Oil-immersed power transformer on-line monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214845531U (en) |
-
2021
- 2021-03-27 CN CN202120623552.3U patent/CN214845531U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211123 |
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| CF01 | Termination of patent right due to non-payment of annual fee |