CN214173860U - Airtight oil extraction device of transformer - Google Patents
Airtight oil extraction device of transformer Download PDFInfo
- Publication number
- CN214173860U CN214173860U CN202022631594.XU CN202022631594U CN214173860U CN 214173860 U CN214173860 U CN 214173860U CN 202022631594 U CN202022631594 U CN 202022631594U CN 214173860 U CN214173860 U CN 214173860U
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- oil
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- pipeline
- adapter sleeve
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- 238000000605 extraction Methods 0.000 title claims description 21
- 238000007789 sealing Methods 0.000 claims abstract description 18
- 238000009434 installation Methods 0.000 claims description 15
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 10
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 10
- 241001330002 Bambuseae Species 0.000 claims description 10
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 10
- 239000011425 bamboo Substances 0.000 claims description 10
- 239000007787 solid Substances 0.000 claims description 7
- 238000000034 method Methods 0.000 abstract description 12
- 239000000446 fuel Substances 0.000 abstract description 6
- 230000001105 regulatory effect Effects 0.000 abstract description 2
- 230000003014 reinforcing effect Effects 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 65
- 238000005070 sampling Methods 0.000 description 11
- 230000000694 effects Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 7
- 241000283216 Phocidae Species 0.000 description 5
- 238000005096 rolling process Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000005574 cross-species transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000003305 oil spill Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000010723 turbine oil Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
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- Housings And Mounting Of Transformers (AREA)
Abstract
The utility model discloses a transformer is airtight gets oily device, including being used for getting oily get the fuel tap and be used for and get oil port sealing connection's fixed joint to the transformer, get the fuel tap and include adapter sleeve, three-way valve and regulation pole, the opening has been seted up to the one end of adapter sleeve. A airtight oily device of getting of transformer simple structure, convenient operation can avoid oil to spill and spatter and sneak into the bubble, have guaranteed the quality of oil to ensure the accuracy of insulating oil chromatogram test data, the utility model discloses small, light in weight conveniently carries and uses, the transformer sample connection sealing connection of removable different fixed joint and different specifications, can also realize airtight getting oil through the length of adjustment regulating lever and the three-phase switch of three-way valve, effectively prevented that oil from spilling spatters and sneaks into and overflow gaseous phenomenon with the air, shortened the time of getting oil simultaneously, use the device to optimize and get oily procedure, the leakproofness of the reinforcing oil getting overall process, bring better use prospect.
Description
Technical Field
The utility model relates to a transformer maintenance field, in particular to airtight oil extraction device of transformer.
Background
In the routine maintenance of the transformer, the transformer needs to be periodically subjected to oil extraction, various experiments are carried out on the transformer oil, and whether the transformer oil is qualified or not is analyzed, so that the method is an effective means for ensuring the safe operation of the transformer. The national standard GB/T7597-2007 method for extracting oil from electric power oil (transformer oil and turbine oil) stipulates that: the oil taking process needs to be completely sealed, namely, the sampling connection mode is reliable, the water and gas dissolved in the oil can not escape, air can not be mixed (residual air in a sampling joint must be discharged completely), and air bubbles cannot be generated in the oil during operation.
At present, a transformer oil sampling is a single-tube oil sampling, one person needs to control oil flow when oil is sampled, the other person uses an injector or a wide-mouth bottle to extract oil, and the test items of sampling are different, and the method is divided into two types of direct oil sampling of the wide-mouth bottle and closed oil sampling of the injector. The sealed oil extraction needs to use an oil sample to wet and flush the syringe, then the oil sample and air in the syringe are discharged, and then the oil extraction is carried out. The existing oil extraction method has the following defects that when an injector is flushed for oil extraction, a rubber tube and the injector need to be separated, bubbles are easily mixed in the separation process, characteristic gas overflows, one person controls the flow of oil and extracts oil by one person, oil injection or splashing of the rubber tube can be carried out carelessly when the injector is plugged and pulled, splashing and mixing of the bubbles can be caused, the quality of the extracted oil cannot be completely guaranteed, therefore, the experimental result cannot truly reflect the running condition of equipment, the use requirement of people cannot be met, and therefore, the transformer closed oil extraction device is provided.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at provides a transformer is airtight gets oily device, can effectively solve the problem in the background art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a transformer is airtight gets oily device, includes the fixed joint who is used for getting the fuel tap of getting of oil and is used for and gets oil port sealing connection to the transformer, it includes adapter sleeve, three-way valve and regulation pole to get the fuel tap, the opening has been seted up to the one end of adapter sleeve, fixed joint's one end is passed through internal and external screw thread and is connected with the opening, the inside fixed mounting who gets the fuel tap has the valve head, the one end of adjusting the pole runs through the other end of adapter sleeve and is connected with the valve head, the surface of adapter sleeve is provided with sealed cap, the lower extreme of sealed cap and the first joint of three-way valve are connected with the connecting pipe of adapter sleeve surface respectively.
Preferably, the one end integrated into one piece of adjusting the pole has the connecting block, the sealing port has been seted up to the one end of connecting block, the one end of valve head is located inside the sealing port, the inside of adapter sleeve is provided with the stop gear who is used for injecing the connecting block and removes the space.
Preferably, stop gear is including installing a plurality of groups of stop device inside the adapter sleeve, stop device is including an installation section of thick bamboo, gag lever post and spacing spring, the one end fixed mounting of spacing spring is at the interior bottom surface of an installation section of thick bamboo, the other end of spacing spring and the one end fixed connection of gag lever post, the other end fixed mounting of gag lever post is on the connecting block.
Preferably, the outer fixed surface of gag lever post installs spacing dish, the diameter of spacing dish is greater than the internal diameter of an installation section of thick bamboo, the draw-in groove has been seted up to the surface of gag lever post, the inside integrated into one piece of an installation section of thick bamboo has the card strip, card strip and draw-in groove joint.
Preferably, the junction of adapter sleeve and regulating rod is provided with slider, slider includes mounting hole, collar, solid fixed ring and a plurality of group's ball, the open-ended one end is kept away from at the adapter sleeve to the mounting hole seted up, collar fixed mounting is in the inside of mounting hole, gu fixed ring sets up inside the collar, a plurality of groups the equal movable mounting of ball is on solid fixed ring, the surface swing joint of ball and gag lever post.
Preferably, the second joint and the third joint of the three-way valve are both provided with a pipeline connecting device, the second joint of the three-way valve is connected with a pipeline of the sampling injector through the pipeline connecting device, and the third joint of the three-way valve is connected with the exhaust pipe through the pipeline connecting device.
Preferably, the pipeline connecting device comprises a connector, a connecting cap and a pipeline fixing piece, the outer surface of the pipeline fixing piece and the outer surface of the connector are both provided with external threads, and the internal threads of the inner surface of the connecting cap are connected with the external threads on the pipeline fixing piece and the connector.
Preferably, one end of the connector is provided with a convex block, one end of the pipeline fixing piece is provided with a groove, and the convex block is inserted into the groove.
Compared with the prior art, the utility model provides a airtight oily device of getting of transformer has following beneficial effect:
1. the utility model has simple structure and convenient operation, can avoid oil splashing and air bubble mixing, and ensures the quality of oil, thereby ensuring the accuracy of the chromatographic test data of the insulating oil;
2. the utility model has small volume, light weight, convenient carrying and use, and can replace different fixed joints to be hermetically connected with sampling ports of transformers with different specifications;
3. the device has the advantages that the closed oil taking is realized by adjusting the length of the adjusting rod and the three-phase switch of the three-way valve, the phenomena of oil splashing, air mixing and gas overflowing are effectively prevented, the oil taking time is shortened, the oil taking procedure is optimized by using the device, and the tightness of the whole oil taking process is enhanced;
4. through the arranged limiting mechanism, the limiting mechanism can enable the connecting block to move along the connecting sleeve when in use, so that the connecting block is prevented from rotating, the sealing effect of the connecting block is kept, and outside air is prevented from entering the sealed oil taking device of the transformer;
5. through the arranged sliding device, the ball on the sliding device is contacted with the limiting rod, so that the sliding friction between the limiting rod and the connecting sleeve can be changed into rolling friction, the friction force is reduced, and people can conveniently adjust the position of the connecting block;
6. through the pipe connection device who sets up, the pipeline is connected with the pipeline mounting during the use, and the lug of connector one end is inserted in the recess on the pipeline mounting, and the connection effect of cap is connected in the cooperation, can improve the sealed effect of connector and pipeline mounting, and the airtight oily device of getting of whole transformer's simple structure moreover, the installation is more convenient, and the result of use is better, and is comparatively practical.
The parts of the device not involved are the same as or can be implemented using prior art.
Drawings
Fig. 1 is a schematic view of the overall structure of a sealed oil-taking device for a transformer according to the present invention;
FIG. 2 is a partial structure diagram of the internal structure of the oil valve of the transformer enclosed oil extraction device of the present invention;
FIG. 3 is a structural diagram of a fixed joint in the transformer closed oil-extracting device of the present invention;
fig. 4 is a structural diagram of a sliding device in the transformer closed oil-taking device of the present invention;
fig. 5 is a structural diagram of a limiting mechanism in the transformer closed oil-taking device of the present invention;
fig. 6 is a structural diagram of a limiting rod in the transformer closed oil extraction device of the present invention;
fig. 7 is a structural diagram of a three-way valve in the closed oil extraction device of the transformer of the utility model;
fig. 8 is a partial structure diagram of the pipe connection device in the closed oil-extracting device of the transformer.
In the figure: 1. an oil taking valve; 2. fixing the joint; 3. connecting sleeves; 4. a three-way valve; 5. adjusting a rod; 6. an opening; 7. a valve head; 8. a sealing cap; 9. a connecting pipe; 10. connecting blocks; 11. sealing the opening; 12. mounting the cylinder; 13. a limiting rod; 14. a limiting spring; 15. a limiting disc; 16. installing a ring; 17. a fixing ring; 18. a ball bearing; 19. a connector; 20. a connecting cap; 21. a pipe fixing member; 22. and (4) a bump.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
The utility model provides a transformer seals oily device of getting, as shown in fig. 1-8, including be used for getting oily valve 1 and be used for getting oil mouthful sealing connection's fixed joint 2 to the transformer, get oily valve 1 and include adapter sleeve 3, three-way valve 4 and regulation pole 5, opening 6 has been seted up to the one end of adapter sleeve 3, the one end of fixed joint 2 is passed through internal and external screw and is connected with opening 6, the inside fixed mounting who gets oily valve 1 has valve head 7, the one end of adjusting pole 5 runs through the other end of adapter sleeve 3 and is connected with valve head 7, the surface of adapter sleeve 3 is provided with sealing cap 8, the lower extreme of sealing cap 8 and the first joint of three-way valve 4 are connected with the connecting pipe 9 of adapter sleeve 3 surface respectively.
Fixed joint 2 is for having the quick outlet valve of self sealss, the utility model has the advantages of being simple in structure and convenient in operation, can avoid oil to spill and spatter and sneak into the bubble, realize airtight oil of getting through the length of adjusting pole 5 and three-phase switch of three-way valve 4, effectively prevented oil from spilling spatter and sneak into with the air and spill over gaseous phenomenon, shortened simultaneously and got the oil time, use the device optimization to get the oil procedure, the leakproofness of oily overall process is got in the reinforcing, the quality of oil has been guaranteed to ensure the accuracy of insulating oil chromatography test data.
Adjust the one end integrated into one piece of pole 5 and have connecting block 10, seal port 11 has been seted up to the one end of connecting block 10, and the one end of valve head 7 is located inside seal port 11, and the inside of adapter sleeve 3 is provided with the stop gear who is used for injecing connecting block 10 removal space.
The limiting mechanism comprises a plurality of groups of limiting devices arranged inside the connecting sleeve 3, each limiting device comprises an installation cylinder 12, a limiting rod 13 and a limiting spring 14, one end of each limiting spring 14 is fixedly arranged on the inner bottom surface of the installation cylinder 12, the other end of each limiting spring 14 is fixedly connected with one end of each limiting rod 13, and the other end of each limiting rod 13 is fixedly arranged on the connecting block 10.
The outer fixed surface of gag lever post 13 installs spacing dish 15, and the diameter of spacing dish 15 is greater than the internal diameter of an installation section of thick bamboo 12, and the draw-in groove has been seted up to the surface of gag lever post 13, and the inside integrated into one piece of an installation section of thick bamboo 12 has the card strip, blocks strip and draw-in groove joint.
Through the stop gear who sets up, stop gear can make connecting block 10 move along adapter sleeve 3 during the use, avoid connecting block 10 to rotate, thereby keep the airtight effect of connecting block 10, inside avoiding external air to enter into the airtight oil extraction device of transformer, spacing dish 15 can avoid gag lever post 13 excessive motion, avoid spacing spring 14 excessive compression, guarantee spacing spring 14's life, loosen regulation pole 5 during the use, spacing spring 14 resumes deformation and makes connecting block 10 move, thereby make valve head 7 and connecting block 10 contact, shelter from valve head 7, avoid the entering of external air.
The connecting sleeve 3 is provided with slider with the junction of adjusting pole 5, and slider includes the mounting hole, the collar 16, solid fixed ring 17 and a plurality of groups ball 18, and the mounting hole is seted up in the one end that the opening 6 was kept away from to the connecting sleeve 3, and the collar 16 fixed mounting is in the inside of mounting hole, and solid fixed ring 17 sets up inside collar 16, and the equal movable mounting of a plurality of groups ball 18 is on solid fixed ring 17, ball 18 and the surface swing joint of gag lever post 13.
Through the slider who sets up, ball 18 and the contact of gag lever post 13 on the slider can become rolling friction with the sliding friction between gag lever post 13 and the adapter sleeve 3, reduce frictional force to can make things convenient for people to adjust the position of connecting block 10, it is more convenient.
All be provided with pipe connection on three-way valve 4's the second joint and the third joint, three-way valve 4's second joint passes through pipe connection and the pipe connection of sample syringe, and three-way valve 4's third joint passes through pipe connection and is connected with the blast pipe, and the blast pipe adopts long hose, and the blast pipe is connected with the vacuum pump.
The pipeline connecting device comprises a connecting head 19, a connecting cap 20 and a pipeline fixing piece 21, wherein external threads are arranged on the outer surface of the pipeline fixing piece 21 and the outer surface of the connecting head 19, and internal threads on the inner surface of the connecting cap 20 are connected with the external threads on the pipeline fixing piece 21 and the connecting head 19.
One end of the connector 19 is provided with a convex block 22, one end of the pipeline fixing part 21 is provided with a groove, and the convex block 22 is inserted into the groove.
Through the pipe connection device who sets up, the pipeline is connected with pipeline mounting 21 during the use, and in the lug 22 of 19 one ends of connector inserted the recess on the pipeline mounting 21, cap 20's linkage effect is connected in the cooperation, can improve the sealed effect of connector 19 and pipeline mounting 21, and whole airtight oily device of getting of transformer's simple structure moreover, the installation is more convenient, and the result of use is better, comparatively practical.
It should be noted that, the utility model relates to a transformer airtight oil extraction device, during the use, fixed joint 2 mainly for with get the oil mouth sealing connection, draw insulating oil down through getting the fuel tap 1, the first joint of three-way valve 4 is connected with the connecting pipe 9 of adapter sleeve 3 surface, the second joint is connected with the pipeline of sampling syringe, the third joint connects the exhaust pipe and is used for exhausting, when using, pull adjusting lever 5 earlier, exhaust the inside of adapter sleeve 3 through the vacuum pump, then carry on thus the sample, reach the totally enclosed sample;
the utility model has the advantages of simple structure and convenient operation, can avoid oil to spill and sneak into the bubble, realize airtight oil intaking through the three-phase switch of adjusting the length of pole 5 and three-way valve 4, effectively prevented oil spill and spattered and the phenomenon that the air sneaked into and overflowed gas, shortened the oil intaking time simultaneously, use the device to optimize the oil intaking procedure, strengthen the seal of getting the oil overall process, guaranteed the quality of oil to ensure the accuracy of insulating oil chromatogram test data;
the utility model has small volume, light weight, convenient carrying and use, and can replace different fixed joints 2 to be hermetically connected with sampling ports of transformers with different specifications;
through the arranged limiting mechanism, the limiting mechanism can enable the connecting block 10 to move along the connecting sleeve 3 when in use, and the connecting block 10 is prevented from rotating, so that the sealing effect of the connecting block 10 is kept, and outside air is prevented from entering the inside of the transformer sealed oil taking device;
through the arranged sliding device, the ball 18 on the sliding device is contacted with the limiting rod 13, so that the sliding friction between the limiting rod 13 and the connecting sleeve 3 can be changed into rolling friction, the friction force is reduced, and people can conveniently adjust the position of the connecting block 10;
through the pipe connection device who sets up, the pipeline is connected with pipeline mounting 21 during the use, and in the lug 22 of 19 one ends of connector inserted the recess on the pipeline mounting 21, cap 20's linkage effect is connected in the cooperation, can improve the sealed effect of connector 19 and pipeline mounting 21, and whole airtight oily device of getting of transformer's simple structure moreover, the installation is more convenient, and the result of use is better, comparatively practical.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a closed oily device of getting of transformer which characterized in that: get oil valve (1) and be used for and get oil mouth sealing connection's fixed joint (2) including being used for getting oil to the transformer, get oil valve (1) including adapter sleeve (3), three-way valve (4) and adjust pole (5), opening (6) have been seted up to the one end of adapter sleeve (3), the one end of fixed joint (2) is passed through interior external screw and is connected with opening (6), the inside fixed mounting who gets oil valve (1) has valve head (7), the one end of adjusting pole (5) runs through the other end of adapter sleeve (3) and is connected with valve head (7), the surface of adapter sleeve (3) is provided with sealing cap (8), the lower extreme of sealing cap (8) and the first joint of three-way valve (4) are connected with connecting pipe (9) of adapter sleeve (3) surface respectively.
2. The transformer closed oil extraction device according to claim 1, characterized in that: the one end integrated into one piece of adjusting pole (5) has connecting block (10), sealing port (11) have been seted up to the one end of connecting block (10), the one end of valve head (7) is located inside sealing port (11), the inside of adapter sleeve (3) is provided with the stop gear who is used for injecing connecting block (10) removal space.
3. The transformer closed oil extraction device according to claim 2, characterized in that: stop gear is including installing a plurality of groups stop device in adapter sleeve (3) inside, stop device is including installation section of thick bamboo (12), gag lever post (13) and spacing spring (14), the one end fixed mounting of spacing spring (14) is at the interior bottom surface of installation section of thick bamboo (12), the other end of spacing spring (14) and the one end fixed connection of gag lever post (13), the other end fixed mounting of gag lever post (13) is on connecting block (10).
4. The transformer closed oil extraction device according to claim 3, characterized in that: the utility model discloses a mounting structure, including gag lever post (13), the fixed surface of gag lever post (13) installs spacing dish (15), the diameter of spacing dish (15) is greater than the internal diameter of installation section of thick bamboo (12), the draw-in groove has been seted up to the surface of gag lever post (13), the inside integrated into one piece of installation section of thick bamboo (12) has the card strip, card strip and draw-in groove joint.
5. The transformer closed oil extraction device according to claim 4, characterized in that: the connecting sleeve (3) is provided with slider with the junction of adjusting pole (5), slider includes mounting hole, collar (16), solid fixed ring (17) and a plurality of ball (18) of group, the one end of keeping away from opening (6) in connecting sleeve (3) is seted up to the mounting hole, collar (16) fixed mounting is in the inside of mounting hole, gu fixed ring (17) set up inside collar (16), a plurality of groups the equal movable mounting of ball (18) is on solid fixed ring (17), the surface swing joint of ball (18) and gag lever post (13).
6. The transformer closed oil extraction device according to claim 5, characterized in that: the second joint and the third joint of three-way valve (4) are all provided with pipeline connecting device, the second joint of three-way valve (4) passes through pipeline connecting device and is connected with the pipeline of sample syringe, the third joint of three-way valve (4) passes through pipeline connecting device and is connected with the blast pipe.
7. The transformer closed oil extraction device according to claim 6, characterized in that: pipeline connecting device includes connector (19), connects cap (20) and pipeline mounting (21), the surface of pipeline mounting (21) and the surface of connector (19) all are provided with the external screw thread, connect the internal thread and the external screw thread connection on pipeline mounting (21) and connector (19) of cap (20) internal surface.
8. The transformer closed oil extraction device according to claim 7, characterized in that: a convex block (22) is arranged at one end of the connector (19), a groove is formed in one end of the pipeline fixing piece (21), and the convex block (22) is inserted into the groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022631594.XU CN214173860U (en) | 2020-11-15 | 2020-11-15 | Airtight oil extraction device of transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022631594.XU CN214173860U (en) | 2020-11-15 | 2020-11-15 | Airtight oil extraction device of transformer |
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| Publication Number | Publication Date |
|---|---|
| CN214173860U true CN214173860U (en) | 2021-09-10 |
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|---|---|---|---|
| CN202022631594.XU Active CN214173860U (en) | 2020-11-15 | 2020-11-15 | Airtight oil extraction device of transformer |
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| CN (1) | CN214173860U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114776287A (en) * | 2022-04-29 | 2022-07-22 | 东营职业学院 | Monitoring and sampling equipment for oil field well head |
-
2020
- 2020-11-15 CN CN202022631594.XU patent/CN214173860U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114776287A (en) * | 2022-04-29 | 2022-07-22 | 东营职业学院 | Monitoring and sampling equipment for oil field well head |
| CN114776287B (en) * | 2022-04-29 | 2024-06-21 | 东营职业学院 | Monitoring sampling equipment for oilfield wellhead |
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