CN208169617U - A kind of transformer relief valve - Google Patents
A kind of transformer relief valve Download PDFInfo
- Publication number
- CN208169617U CN208169617U CN201820668437.6U CN201820668437U CN208169617U CN 208169617 U CN208169617 U CN 208169617U CN 201820668437 U CN201820668437 U CN 201820668437U CN 208169617 U CN208169617 U CN 208169617U
- Authority
- CN
- China
- Prior art keywords
- transformer
- relief valve
- pressure release
- sealing cover
- baffle
- 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.)
- Expired - Fee Related
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- Housings And Mounting Of Transformers (AREA)
- Safety Valves (AREA)
Abstract
The utility model relates to transformer technology fields, and disclose a kind of transformer relief valve, including pressure release valve chest, are provided with sealing cover at the top of the pressure release valve chest.The transformer relief valve, pass through setting circular hole and fixed spring, it is used cooperatively baffle again, when pressure is increased to certain value and opens transformer relief valve in transformer, pressed gas and piston can be mobile to sealing cover side at this time, baffle blocks circular hole under pressure, passing through setting pipeline, when pressure release valve chest internal pressure power restores normal, it sprays and enters the natural back flow under the effect of gravity of the transformer oil in funnel, it is returned in relief valve shell by pipeline, baffle is opened downwards under transformer oil gravity at this time, transformer oil is flow back into transformer by circular hole, the transformer oil sprayed when pressure release is set to recycle, and pass through setting condenser pipe, transformer oil can be accelerated to flow back.
Description
Technical field
The utility model relates to transformer technology field, specially a kind of transformer relief valve.
Background technique
Transformer is the device for changing alternating voltage using the principle of electromagnetic induction, and main member is primary coil, secondary
Grade coil and iron core (magnetic core), major function have voltage transformation, current transformation, impedance transformation, isolation, pressure stabilizing (magnetic saturation transformation
Device) etc., relief valve also known as safety valve, according to the operating pressure energy automatic open close of system, the equipment for being generally mounted to closed system
Or system safety is protected on pipeline, when equipment or manifold pressure are more than relief valve setting pressure, i.e. automatic opening pressure release is protected
Equipment and pipeline internal medium pressure are demonstrate,proved under setting pressure, equipment and pipeline is protected, prevents accident.
Existing transformer relief valve is usually to be made of valve body, valve deck and valve pad, and valve pad is extruded in valve by valve deck
Mouthful place, valve deck and valve body nozzle are that non-tight connect, when inside transformer generation pressure, pressure impact valve pad and from valve deck and
Gap between valve body nozzle gushes, although the structure can play the role of certain pressure release, when the pressure in transformer is prominent
It when so increasing, typically results in and is sprayed outside transformer oil, the transformer oil of outer spray not can be recycled, and the waste of transformer oil be caused, for solution
The certainly above problem, therefore propose a kind of transformer relief valve.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of transformer relief valve, and pressure can be slowed down by having, and subtracts
It sprays outside few transformer oil and the advantages of recoverable transformer oil, when solving the pressure in transformer and increasing suddenly, leads to
It often results in and sprays outside transformer oil, the problem of transformer oil of outer spray not can be recycled, cause the waste of transformer oil.
(2) technical solution
To realize that above-mentioned transformer relief valve can slow down pressure, reduces and spray simultaneously recoverable transformer outside transformer oil
The purpose of oil, the utility model provide the following technical solutions：A kind of transformer relief valve, including pressure release valve chest, the pressure release
Sealing cover is provided at the top of valve chest, two outside of left and right of the sealing cover is threaded with fixing bolt, the pressure release
The first sealing ring is provided at the top of valve chest, limit spring that there are two the top fixed installations of first sealing ring, two
It is fixedly connected with baffle between the limit spring opposite side, is fixedly installed with pushing hands at the top of the baffle, described first
The bottom of sealing ring is fixedly installed with piston, and the inside of the pressure release valve chest is fixedly installed with fixed plate, the fixed plate
Bottom is fixedly installed with cushion chamber, and the bottom of the piston is fixedly installed with the second sealing ring, the top of second sealing ring
Circular hole is offered, the bottom of second sealing ring is fixedly installed with fixed spring, and the fixed spring is far from the second sealing ring
One end be fixedly connected with baffle, pipeline is communicated on the right side of the pressure release valve chest, is fixedly installed at the top of the pipeline
Funnel is provided with snorkel at the top of the funnel, and the surface of the pipeline is provided with condenser pipe.
Preferably, hole is offered at the top of the sealing cover, the pushing hands runs through the hole of sealing cover and extends to sealing cover
Outside.
Preferably, the piston runs through fixed plate and extends to the bottom of fixed plate, and the surface of the cushion chamber offers
Cushion hole.
Preferably, circular lid is fixedly installed at the top of the funnel, the bottom of the snorkel is fixedly installed in circle
The top of lid.
Preferably, the right end of the snorkel is provided with venthole, and there are two filter screens for the inside fixed installation of snorkel.
Preferably, the sealing cover is fixedly connected by fixing bolt with pressure release valve chest, and the inside of the condenser pipe is set
It is equipped with condenser.
(3) beneficial effect
Compared with prior art, the utility model provides a kind of transformer relief valve, has following beneficial effect：
1, the transformer relief valve can be by disassembly fixing bolt to pressure release by setting sealing cover and fixing bolt
Valve chest internal structure is overhauled, and increases the service life of transformer relief valve, and pass through setting baffle and limit spring
It is being used cooperatively the first sealing ring, the first sealing ring moves up when being under pressure, and baffle and limit spring play certain
Position-limiting action prevents the first sealing ring from striking the inner roof wall of sealing cover, then by setting fixed plate, keeps cushion chamber more firm
Be fixed on relief valve enclosure interior, and cushion chamber can effectively slow down pressure, reduce internal pressure.
2, the transformer relief valve by setting circular hole and fixed spring, then is used cooperatively baffle, when pressure in transformer
When being increased to certain value and opening transformer relief valve, pressed gas and piston can be mobile to sealing cover side at this time, and baffle exists
Circular hole is blocked under pressure effect, by setting pipeline, when pressure release valve chest internal pressure power restores normal, sprays and enters leakage
Transformer oil in bucket natural back flow under the effect of gravity, is returned in relief valve shell, baffle is in transformer at this time by pipeline
It is opened downwards under oily gravity, transformer oil is flow back into transformer by circular hole, makes the transformer oil sprayed when pressure release
It is recycled, and by setting condenser pipe, transformer oil can be accelerated to flow back.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the connection structure top view of the utility model funnel and snorkel.
In figure：1 pressure release valve chest, 2 sealing covers, 3 fixing bolts, 4 first sealing rings, 5 limit springs, 6 baffles, 7 pushing hands,
8 pistons, 9 fixed plates, 10 cushion chambers, 11 second sealing rings, 12 circular holes, 13 fixed springs, 14 baffles, 15 pipelines, 16 funnels, 17
Snorkel, 18 condenser pipes.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
A kind of transformer relief valve referring to FIG. 1-2, including pressure release valve chest 1, the top of pressure release valve chest 1 are provided with
Two outside of left and right of sealing cover 2, sealing cover 2 is threaded with fixing bolt 3, and the top of pressure release valve chest 1 is provided with first
Sealing ring 4, the top of the first sealing ring 4 are fixedly mounted there are two limit spring 5, solid between two 5 opposite sides of limit spring
Surely it is connected with baffle 6, the top of baffle 6 is fixedly installed with pushing hands 7, and the top of sealing cover 2 offers hole, and pushing hands 7 is through sealing
The hole of lid 2 and the outside for extending to sealing cover 2, the bottom of the first sealing ring 4 are fixedly installed with piston 8, pressure release valve chest 1 it is interior
Portion is fixedly installed with fixed plate 9, and the bottom of fixed plate 9 is fixedly installed with cushion chamber 10, and piston 8 is through fixed plate 9 and extends to
The bottom of fixed plate 9, the surface of cushion chamber 10 offer cushion hole, and the bottom of piston 8 is fixedly installed with the second sealing ring 11, the
The top of two sealing rings 11 offers circular hole 12, and the bottom of the second sealing ring 11 is fixedly installed with fixed spring 13, fixed spring
13 one end far from the second sealing ring 11 are fixedly connected with baffle 14, and the right side of pressure release valve chest 1 is communicated with pipeline 15, pipeline 15
Top be fixedly installed with funnel 16, the top of funnel 16 is provided with snorkel 17, and the top of funnel 16 is fixedly installed with circle
Lid, the bottom of snorkel 17 are fixedly installed in the top of circular lid, and the right end of snorkel 17 is provided with venthole, snorkel 17
Inside is fixedly mounted there are two filter screen, and the surface of pipeline 15 is provided with condenser pipe 18, and sealing cover 2 passes through fixing bolt 3 and lets out
Pressure valve shell 1 is fixedly connected, and condenser pipe 18 is internally provided with condenser, can be with by setting sealing cover 2 and fixing bolt 3
1 internal structure of pressure release valve chest is overhauled by dismantling fixing bolt 3, increases the service life of transformer relief valve, and
And the first sealing ring 4 is being used cooperatively by setting baffle 6 and limit spring 5, when being under pressure, the first sealing ring 4 is to moving up
Dynamic, baffle 6 and limit spring 5 play certain position-limiting action, prevent the first sealing ring 4 from striking the inner roof wall of sealing cover 2, then
By the way that fixed plate 9 is arranged, make cushion chamber 10 is more firm to be fixed on inside pressure release valve chest 1, and cushion chamber 10 can have
Effect slows down pressure, reduces internal pressure, by setting circular hole 12 and fixed spring 13, then is used cooperatively baffle 14, works as transformer
When interior pressure is increased to certain value and opens transformer relief valve, pressed gas and piston 8 can be to 2 one sidesways of sealing cover at this time
Dynamic, baffle 14 blocks circular hole 12 under pressure, by setting pipeline 15, when pressure recovery is being just in pressure release valve chest 1
Chang Shi sprays and enters the natural back flow under the effect of gravity of the transformer oil in funnel 16, returns to pressure release valve casing by pipeline 15
In body 1, baffle 14 is opened downwards under transformer oil gravity at this time, and transformer oil flow back into transformer by circular hole 12
It is interior, so that the transformer oil sprayed when pressure release is recycled, and by setting condenser pipe 18, transformer oil can be accelerated to flow back.
In conclusion the transformer relief valve can be by dismantling fixed spiral shell by setting sealing cover 2 and fixing bolt 3
Bolt 3 overhauls 1 internal structure of pressure release valve chest, increases the service life of transformer relief valve, and pass through setting baffle 6
It is being used cooperatively the first sealing ring 4 with limit spring 5, the first sealing ring 4 moves up when being under pressure, baffle 6 and limit
Spring 5 plays certain position-limiting action, prevents the first sealing ring 4 from striking the inner roof wall of sealing cover 2, then pass through setting fixed plate
9, make cushion chamber 10 is more firm to be fixed on inside pressure release valve chest 1, and cushion chamber 10 can effectively slow down pressure, reduce
Internal pressure by setting circular hole 12 and fixed spring 13, then is used cooperatively baffle 14, when pressure is increased to centainly in transformer
When being worth and opening transformer relief valve, pressed gas and piston 8 can be mobile to 2 side of sealing cover at this time, and baffle 14 is made in pressure
Circular hole 12 is blocked under, by setting pipeline 15, when pressure recovery is normal in pressure release valve chest 1, is sprayed and is entered leakage
Transformer oil natural back flow under the effect of gravity in bucket 16, is returned in pressure release valve chest 1, baffle 14 exists at this time by pipeline 15
It is opened downwards under transformer oil gravity, transformer oil is flow back into transformer by circular hole 12, makes to spray when pressure release
Transformer oil is recycled, and by setting condenser pipe 18, transformer oil can be accelerated to flow back.
It should be noted that the terms "include", "comprise" or its any other variant are intended to the packet of nonexcludability
Contain, so that the process, method, article or equipment for including a series of elements not only includes those elements, but also including
Other elements that are not explicitly listed, or further include for elements inherent to such a process, method, article, or device.
In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including the element
Process, method, article or equipment in there is also other identical elements.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of transformer relief valve, including pressure release valve chest (1), it is characterised in that：It is set at the top of the pressure release valve chest (1)
It is equipped with sealing cover (2), two outside of left and right of the sealing cover (2) is threaded with fixing bolt (3), the pressure release valve chest
(1) it is provided at the top of the first sealing ring (4), there are two limit springs for the top fixed installation of first sealing ring (4)
(5), it is fixedly connected with baffle (6) between two limit spring (5) opposite sides, the fixed peace in the top of the baffle (6)
Equipped with pushing hands (7), the bottom of first sealing ring (4) is fixedly installed with piston (8), the inside of the pressure release valve chest (1)
It is fixedly installed with fixed plate (9), the bottom of the fixed plate (9) is fixedly installed with cushion chamber (10), the bottom of the piston (8)
It is fixedly installed with the second sealing ring (11), is offered circular hole (12) at the top of second sealing ring (11), second sealing
The bottom of circle (11) is fixedly installed with fixed spring (13), and the one end of the fixed spring (13) far from the second sealing ring (11) is solid
Surely it is connected with baffle (14), is communicated with pipeline (15) on the right side of the pressure release valve chest (1), the top of the pipeline (15) is fixed
It is equipped with funnel (16), is provided with snorkel (17) at the top of the funnel (16), the surface of the pipeline (15) is provided with cold
Solidifying pipe (18).
2. a kind of transformer relief valve according to claim 1, it is characterised in that：It is opened up at the top of the sealing cover (2)
There is hole, the pushing hands (7) runs through the hole of sealing cover (2) and extends to the outside of sealing cover (2).
3. a kind of transformer relief valve according to claim 1, it is characterised in that：The piston (8) runs through fixed plate (9)
And the bottom of fixed plate (9) is extended to, the surface of the cushion chamber (10) offers cushion hole.
4. a kind of transformer relief valve according to claim 1, it is characterised in that：The fixed peace in the top of the funnel (16)
Equipped with circular lid, the bottom of the snorkel (17) is fixedly installed in the top of circular lid.
5. a kind of transformer relief valve according to claim 1, it is characterised in that：The right end of the snorkel (17) is arranged
There is venthole, there are two filter screens for the inside fixed installation of snorkel (17).
6. a kind of transformer relief valve according to claim 1, it is characterised in that：The sealing cover (2) passes through fixed spiral shell
Bolt (3) is fixedly connected with pressure release valve chest (1), and the condenser pipe (18) is internally provided with condenser.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820668437.6U CN208169617U (en) | 2018-05-07 | 2018-05-07 | A kind of transformer relief valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820668437.6U CN208169617U (en) | 2018-05-07 | 2018-05-07 | A kind of transformer relief valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208169617U true CN208169617U (en) | 2018-11-30 |
Family
ID=64369813
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820668437.6U Expired - Fee Related CN208169617U (en) | 2018-05-07 | 2018-05-07 | A kind of transformer relief valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208169617U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111853298A (en) * | 2020-06-19 | 2020-10-30 | 杨再西 | Explosion-proof relief valve of ultracapacitor system |
| CN112259337A (en) * | 2020-10-30 | 2021-01-22 | 谷凯 | Pressure relief valve for oil-immersed transformer with thorough pressure relief |
-
2018
- 2018-05-07 CN CN201820668437.6U patent/CN208169617U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111853298A (en) * | 2020-06-19 | 2020-10-30 | 杨再西 | Explosion-proof relief valve of ultracapacitor system |
| CN112259337A (en) * | 2020-10-30 | 2021-01-22 | 谷凯 | Pressure relief valve for oil-immersed transformer with thorough pressure relief |
| CN112259337B (en) * | 2020-10-30 | 2021-12-03 | 芜湖金牛电气股份有限公司 | Pressure relief valve for oil-immersed transformer with thorough pressure relief |
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Legal Events
| 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: 20181130 Termination date: 20210507 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |