CN207687424U - A kind of high-voltage high-speed air bleeding valve - Google Patents
A kind of high-voltage high-speed air bleeding valve Download PDFInfo
- Publication number
- CN207687424U CN207687424U CN201721686398.4U CN201721686398U CN207687424U CN 207687424 U CN207687424 U CN 207687424U CN 201721686398 U CN201721686398 U CN 201721686398U CN 207687424 U CN207687424 U CN 207687424U
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- China
- Prior art keywords
- seal groove
- sealing ring
- groove
- sealing
- pilot hole
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- 230000000740 bleeding effect Effects 0.000 title claims abstract description 23
- 238000007789 sealing Methods 0.000 claims abstract description 83
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- 239000012530 fluid Substances 0.000 claims description 8
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 6
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 6
- 239000000565 sealant Substances 0.000 claims description 5
- -1 polytetrafluoroethylene Polymers 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 2
- 230000035945 sensitivity Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 3
- 210000004899 c-terminal region Anatomy 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000003739 neck Anatomy 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Abstract
The utility model discloses a kind of high-voltage high-speed air bleeding valves, including, end plug, valve body, the end plug are equipped with first passage, second channel, assembly side, the first pilot hole assembly in the assembly side and valve body；It is also equipped with core assembly in first pilot hole, third channel, fourth lane are additionally provided on the valve body；The end plug is equipped with the first seal groove, the valve body and the first seal groove corresponding position is equipped with the second seal groove, first sealing ring is housed in first seal groove and the second seal groove, first sealing ring is by the first seal groove and the sealing of the second seal groove with the junction of sealing end plug screw and valve body, first fitting groove is assembled with spring one end, and the spring other end and the second fitting groove assemble.The utility model bears that pressure is high, is swift in response, high sensitivity, compact-sized, appearance it is exquisiter and can Quick air-discharge do not press.
Description
Technical field
The utility model is related to a kind of air bleeding valves, more particularly to a kind of high-voltage high-speed air bleeding valve.
Background technology
Rapid escape valve is suitable on the pipeline that industrial media is water, as the equipment of gas in quick purging line, with
The efficiency and protective conduit for improving conveying wetting system will not be deformed, be ruptured, and be the equipment of the indispensability of pipeline.
But existing air bleeding valve exhaust velocity is not fast enough and not sensitive enough, leads to its defencive function to pipe-line equipment
It has a greatly reduced quality.
Therefore, applicant feels the need to design a kind of high-voltage high-speed air bleeding valve, simple in structure and to negative reaction
It is sensitive, ftercompction speed and the sensitivity of ftercompction can be effectively improved.
Utility model content
In view of the drawbacks described above of the prior art, the technical problem to be solved by the utility model is to provide a kind of high pressure is fast
A kind of fast high-voltage high-speed air bleeding valve of air bleeding valve.
To achieve the above object, the utility model provides a kind of high-voltage high-speed air bleeding valve, including, end plug, valve body,
The end plug is equipped with first passage, second channel, assembly side, the first pilot hole in the assembly side and valve body
Assembly；
It is also equipped with core assembly in first pilot hole, third channel, four-way are additionally provided on the valve body
Road；
The end plug is equipped with the first seal groove, and the valve body is close equipped with second with the first seal groove corresponding position
Sealing groove, is equipped with the first sealing ring in first seal groove and the second seal groove, and first sealing ring is by the first sealing
Slot and the sealing of the second seal groove are with the junction of sealing end plug screw and valve body.
The core assembly as a further improvement of the utility model, including, piston locking lid, the piston
Locking lid is equipped with Five-channel, bellmouth, locking assembly side, and the Five-channel is connected to bellmouth and the taper
The conical section sealing in hole and sealed taper one end is assembled, and the sealed taper is equipped with the 6th channel, the first deflector hole, the first dress
Slot allocation, the first described deflector hole one end are connected to the other end with the 6th channel and are connected to second deflector hole one end；Lock assembly side
It assembles and fixes with ftercompction slide opening；
Second deflector hole is arranged on piston, and ftercompction slide opening, limiting stand, limit are additionally provided on the piston
Axis, the limit shaft are fitted into the second pilot hole；
The limit shaft is equipped with third deflector hole, the 7th channel, the second described deflector hole one end and the 7th channel
Connection, the other end are connected to diversion trench；The limit shaft and the second pilot hole is slidably and sealing is assembled；
Cooperation limiting stand is equipped between first pilot hole and the second pilot hole, the described first assembly bore dia is big
In the second assembly bore dia and first pilot hole is by coordinating limiting stand to be connect with the second pilot hole；The piston position
In limiting stand left part and the first pilot hole, rotatable and sealing is assembled；
First fitting groove is assembled with spring one end, and the spring other end and the second fitting groove assemble.
Third seal groove, the third seal groove are provided on piston as a further improvement of the utility model,
Left and right ends are respectively equipped with baffle ring, composition fitted seal slot between two baffle rings, third seal groove, in the fitted seal slot
Equipped with third sealing ring, the third sealing ring, baffle ring seal with the second pilot hole assemble respectively.
The baffle ring is made of polytetrafluoroethylene (PTFE) as a further improvement of the utility model,.
It is provided with the 4th seal groove in locking assembly side as a further improvement of the utility model, while in ftercompction
5th seal groove is set on the inside of slide opening, the second sealing ring is housed between the 4th seal groove and the 5th seal groove, it is described
Second sealing ring seals the 4th seal groove and the 5th seal groove.
The 6th seal groove is provided on conical section as a further improvement of the utility model, the described the 6th is close
4th sealing ring is housed, the 4th sealing ring will seal between the 6th seal groove and bellmouth inner wall in sealing groove.
The 7th seal groove, the described the 7th sealing are provided on limit shaft as a further improvement of the utility model,
5th sealing ring is housed, the 5th sealing ring will seal between limit shaft and the second pilot hole inner wall in slot.
The 5th sealing ring is arranged on the left of third deflector hole as a further improvement of the utility model,.
Dovetail groove is provided on valve body as a further improvement of the utility model, in end plug and dovetail groove pair
It should locate setting and reinforce seal groove, the 6th sealing ring is housed, the 6th sealing ring uses expanded rubber in the dovetail groove
It is made.
The 6th sealing ring described in as a further improvement of the utility model, is in its unexpanded preceding end face without departing from trapezoidal
Slot open end, is provided with cutting groove between valve body and end plug, and cutting groove end is coated with fluid sealant, the fluid sealant
Cutting groove is closed.
The utility model has the beneficial effects that：
1, the utility model is set in pump Pu exit or delivery water pipeline, to the sky assembled in a large amount of discharge lines
Gas, to promote water pipe and water pumper service efficiency, and in pipe when there is negative pressure, this valve can immediately wick into air, to prevent
Pipeline generates damage because of negative pressure.
2, the valve body of the utility model, core assembly major part are made of stainless steel, and structure is firmer and pacifies
It is complete reliable.
3, the utility model bears that pressure is high, is swift in response, high sensitivity, compact-sized, and appearance is exquisiter and can be fast
Speed exhaust is not pressed.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of high-voltage high-speed air bleeding valve specific implementation mode of the utility model.
Fig. 2 is that F1 goes out enlarged drawing in Fig. 1.
Fig. 3 is a kind of another structural schematic diagram of high-voltage high-speed air bleeding valve specific implementation mode of the utility model.
Fig. 4 is enlarged drawing at F2 in Fig. 3.
Specific implementation mode
The utility model is described in further detail with reference to the accompanying drawings and examples：
Referring to Fig. 1-Fig. 4, a kind of high-voltage high-speed air bleeding valve, including, end plug 100, valve body 200, the end spiral shell
Plug 100 is equipped with first passage 111, second channel 112, assembly side 120, the assembly side 120 and first on valve body 200
Pilot hole 202 assembles, it is preferable that the assembly side is assembled with the first pilot hole by threaded engagement；
It is also equipped with core assembly in first pilot hole 202, third channel is additionally provided on the valve body 200
210, fourth lane 220；
The first passage 111 connect with air source (or and air communication) and thinks gas supply conduit, is the ends A；Described
Triple channel 210 is connected to water inlet pipe, is the ends B；The fourth lane is connected to outlet pipe, is C-terminal；
The first passage, third channel are equipped with screw thread on fourth lane inner wall, in use, can by screw thread with
Connecting pipe screws assembly；
The end plug 100 is equipped with the first seal groove 101, and the valve body 200 and the first seal groove 101 are right
It should locate to be equipped with the second seal groove 201, the first sealing ring 310 is housed in first seal groove and the second seal groove, it is described
First sealing ring is by the first seal groove and the sealing of the second seal groove with the junction of sealing end plug screw and valve body；
The core assembly, including, piston locking lid 410, the piston locking lid 410 is equipped with Five-channel
412, bellmouth 413, locking assembly side 414, the Five-channel be connected to bellmouth 413 and the bellmouth 413 and
The sealing assembly of conical section 436 of 430 one end of sealed taper, the sealed taper 430 are equipped with the 6th channel 433, the first water conservancy diversion
Hole 432, the first fitting groove 431, described 432 one end of the first deflector hole are connected to the other end and the second water conservancy diversion with the 6th channel 433
447 one end of hole is connected to；
It locks assembly side 414 to fix with the assembly of ftercompction slide opening 444, it is preferable that the locking assembly side and ftercompction slide opening
444 are assembled by threaded engagement；
Second deflector hole 447 is arranged on piston 440, be additionally provided on the piston 440 ftercompction slide opening 444,
Limiting stand 448, limit shaft 449, the limit shaft 449 is fitted into the second pilot hole 203 and the limiting stand diameter is more than
Limit shaft diameter；
The limit shaft 449 is equipped with third deflector hole 442, the 7th channel 443, second deflector hole 442 1
End is connected to the 7th channel, and the other end is connected to diversion trench 4421；
The limit shaft 449 and the second pilot hole 203 is slidably and sealing is assembled；
Cooperation limiting stand 204 is equipped between first pilot hole and the second pilot hole, first pilot hole is straight
Diameter is more than the second assembly bore dia and first pilot hole is by coordinating limiting stand to be connect with the second pilot hole；
The piston 440 is located at limiting stand left part and the first pilot hole is rotatable and sealing is assembled；
First fitting groove 4421 is assembled with 500 one end of spring, 500 other end of spring and the second fitting groove
446 assembly, it is preferred that the spring 500 is square spring；
There is no the state of air (negative pressure) in pipeline shown in Fig. 3, shown in Fig. 1 for have in water inlet pipe air,
And not yet open the state of sealed taper tonifying Qi.
When (ends B) generates negative pressure in water inlet pipe, external air source is entered by the ends A in the first pilot hole 202, at this point, gas
Know from experience and core assembly is pushed to move right, until becoming Fig. 1 states by Fig. 3 states, limited post and the second pilot hole seal at this time,
Fluid cannot enter C-terminal by the ends B, and as gas constantly enters in the second pilot hole, core assembly will continue to move right,
Until limiting stand with cooperation limiting stand hold out against with limit core assembly continue it is automatic to the right；
If gas is still gone successively to, sealed taper 430 will be pushed by Five-channel 412 so that 430 grams of sealed taper
It takes 500 elastic force of spring to move right until being that sealed taper is no longer sealed with bellmouth 413, air is from sealed taper and bellmouth at this time
Gap in enter the first deflector hole, pass sequentially through the first deflector hole, that the second deflector hole enters is right in the ends B of third channel 210
Water inlet pipe carries out tonifying Qi, and after the completion of water inlet pipe tonifying Qi, B side pressures are strong and A side pressures are equal by force, and the ends A stop air inlet；
And constantly into such as fluid in the ends B, pressure gradually rises, to make fluid forces core assembly be moved to the left until
The state being restored in Fig. 3.This completes carry out tonifying Qi, and very sensitive, the tonifying Qi speed of reaction to the negative pressure in pipeline
It is very fast.
It further, can be in piston 430 in order to obtain preferable sealing effect between piston 430 and the first pilot hole 202
Upper setting third seal groove 441,441 left and right ends of third seal groove are respectively equipped with baffle ring 420, two baffle rings, thirds
Fitted seal slot 421 is constituted between seal groove 441, and third sealing ring 330 is housed in the fitted seal slot 421, it is described
Third sealing ring 330, baffle ring 420 seal with the second pilot hole assemble respectively.
The baffle ring 420 is made of polytetrafluoroethylene (PTFE), this can play sealing effect between the second pilot hole and
The frictional force between them can be reduced, consequently facilitating piston 440 moves.
Further, in order to make between locking assembly side 414 and ftercompction slide opening 444 obtain sealing with prevent gas leak into
On the right side of conical section, the 4th seal groove 411 can be set in locking assembly side 414, while in the 444 inside setting of ftercompction slide opening
5th seal groove 4441 is equipped with the second sealing ring 320 between the 4th seal groove and the 5th seal groove, described second is close
Seal 320 seals the 4th seal groove and the 5th seal groove.
Further, it in order to make to obtain preferable sealing effect between conical section 436 and bellmouth 413, can bore
6th seal groove 435 is set on body portion 436, the 4th sealing ring 340 is housed in described 6th seal groove 435, described the
Four sealing rings will seal between the 6th seal groove 435 and bellmouth inner wall.
Further, in order to make to obtain preferable sealing effect, Ke Yi between limit shaft 449 and third pilot hole 203
7th seal groove 445 is set on limit shaft 449, the 5th sealing ring 350 is housed in described 7th seal groove 445, described the
Five sealing rings will seal between 203 inner wall of limit shaft and the second pilot hole；
5th sealing ring is arranged on the left of third deflector hole, this is to ensure to cut off third in tonifying Qi
Connection between deflector hole and the second deflector hole prevents to pour in down a chimney.
Above-mentioned sealing ring is all made of fluorubber and is made.
Referring to Fig. 3 to Fig. 4, further, in order to reinforce the sealing effect between end plug 100 and valve body 200, height is prevented
When pressure, it is only unable to reach estimated sealing effect by the first sealing ring 310, dovetail groove 230 can be set on valve body 200,
Reinforce seal groove 130 in end plug 100 and the setting of 230 corresponding position of dovetail groove simultaneously, the 6th is equipped in the dovetail groove 230
Sealing ring 360, the 6th sealing ring 360 are made of expanded rubber, can be hydro-expansive rubber or chance oil expansion rubber
Glue；
Then end plug and valve body are assembled in use, the 6th sealing ring is fitted into dovetail groove first, it is last past
Injection can make the water or oil that third sealing ring expands in dovetail groove or fitted seal slot, to make the 6th sealing ring expand,
Its general volume may expand 2-3 times before being, can generate strong extruding between dovetail groove and fitted seal slot in this way, from
And the leakproofness between end plug and valve body is further increased, and anti-high pressure.
Further, in order to facilitate the assembly between end-fitting and valve body, the 6th sealing ring is before unexpanded
Its end face is without departing from dovetail groove open end (one end being connected to reinforcement seal groove).
Further, end plug and valve body can be simply dismantled in order to facilitate the later stage, it can be in valve body and end spiral shell
Cutting groove 510 is set between plug.Such as since huge extruding force can not pivoting end plug screw after the expansion of the 6th sealing ring of later stage
And valve body, the 6th sealing ring can be cut off across cutting groove by pocket knife, to end plug easy to disassemble and valve body.Certainly
The taking-up of 6th sealing ring for convenience in the 6th sealing ring and dovetail groove and can be reinforced smearing lubrication on seal groove contact surface
Oil or powdered lubricant.
Further, foreign matters from being blocked cutting groove in order to prevent can smear fluid sealant 800 in cutting groove end, described
Fluid sealant 800 closes cutting groove 510.
The preferred embodiment of the utility model described in detail above.It should be appreciated that the ordinary skill people of this field
Member according to the present utility model can conceive without creative work makes many modifications and variations.Therefore, all this technology necks
Technical staff passes through logic analysis, reasoning or limited reality on the basis of existing technology according to the design of the utility model in domain
Available technical solution is tested, it all should be in the protection domain being defined in the patent claims.
Claims (10)
1. a kind of high-voltage high-speed air bleeding valve, including, end plug, valve body, the end plug are equipped with first passage, second
Channel, assembly side, it is characterized in that：The first pilot hole assembly in the assembly side and valve body；
It is also equipped with core assembly in first pilot hole, third channel, fourth lane are additionally provided on the valve body；
The end plug is equipped with the first seal groove, and the valve body and the first seal groove corresponding position are equipped with the second sealing
Slot, is equipped with the first sealing ring in first seal groove and the second seal groove, and first sealing ring is by the first seal groove
It is sealed with the junction of sealing end plug screw and valve body with the second seal groove.
2. high-voltage high-speed air bleeding valve as described in claim 1, it is characterized in that：The core assembly, including, piston locking
Lid, piston locking are covered equipped with Five-channel, bellmouth, locking assembly side, and the Five-channel connects with bellmouth
The logical and bellmouth and the conical section sealing of sealed taper one end are assembled, and the sealed taper is equipped with the 6th channel, the
One deflector hole, the first fitting groove, the first described deflector hole one end are connected to the other end and second deflector hole one end with the 6th channel
Connection；Assembly side is locked to fix with the assembly of ftercompction slide opening；
Second deflector hole is arranged on piston, and ftercompction slide opening, limiting stand, limit shaft, institute are additionally provided on the piston
The limit shaft stated is fitted into the second pilot hole；
The limit shaft is equipped with third deflector hole, the 7th channel, and the second described deflector hole one end is connected to the 7th channel,
The other end is connected to diversion trench；The limit shaft and the second pilot hole is slidably and sealing is assembled；
Cooperation limiting stand is equipped between first pilot hole and the second pilot hole, the described first assembly bore dia is more than the
Two assembly bore dias and first pilot hole is by coordinating limiting stand to be connect with the second pilot hole；The piston is located at limit
Position platform left part is rotatable with the first pilot hole and sealing is assembled；
First fitting groove is assembled with spring one end, and the spring other end and the second fitting groove assemble.
3. high-voltage high-speed air bleeding valve as claimed in claim 2, it is characterized in that：Third seal groove is provided on piston, it is described
Third seal groove left and right ends be respectively equipped with baffle ring, between two baffle rings, third seal groove constitute fitted seal slot, it is described
Third sealing ring is housed, the third sealing ring, baffle ring seal with the second pilot hole assemble respectively in fitted seal slot.
4. high-voltage high-speed air bleeding valve as claimed in claim 3, it is characterized in that：The baffle ring is made of polytetrafluoroethylene (PTFE).
5. high-voltage high-speed air bleeding valve as claimed in claim 2, it is characterized in that：The 4th sealing is provided in locking assembly side
Slot, while the 5th seal groove is set on the inside of ftercompction slide opening, second is equipped between the 4th seal groove and the 5th seal groove
Sealing ring, second sealing ring seal the 4th seal groove and the 5th seal groove.
6. high-voltage high-speed air bleeding valve as claimed in claim 2, it is characterized in that：The 6th seal groove is provided on conical section,
4th sealing ring is housed, the 4th sealing ring will be between the 6th seal groove and bellmouth inner wall in the 6th seal groove
Sealing.
7. high-voltage high-speed air bleeding valve as claimed in claim 2, it is characterized in that：The 7th seal groove, institute are provided on limit shaft
5th sealing ring is housed, the 5th sealing ring will be close between limit shaft and the second pilot hole inner wall in the 7th seal groove stated
Envelope.
8. high-voltage high-speed air bleeding valve as claimed in claim 7, it is characterized in that：5th sealing ring is arranged in third water conservancy diversion
On the left of hole.
9. high-voltage high-speed air bleeding valve as described in claim 1, it is characterized in that：Dovetail groove is provided on valve body, in end spiral shell
Plug reinforces seal groove with the setting of dovetail groove corresponding position, and the 6th sealing ring, the 6th sealing ring are housed in the dovetail groove
It is made of expanded rubber.
10. high-voltage high-speed air bleeding valve as claimed in claim 9, it is characterized in that：6th sealing ring it is unexpanded it is preceding its
End face is provided with cutting groove without departing from dovetail groove open end between valve body and end plug, and cutting groove end is coated with sealing
Glue, the fluid sealant close cutting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721686398.4U CN207687424U (en) | 2017-12-07 | 2017-12-07 | A kind of high-voltage high-speed air bleeding valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721686398.4U CN207687424U (en) | 2017-12-07 | 2017-12-07 | A kind of high-voltage high-speed air bleeding valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207687424U true CN207687424U (en) | 2018-08-03 |
Family
ID=62996428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721686398.4U Active CN207687424U (en) | 2017-12-07 | 2017-12-07 | A kind of high-voltage high-speed air bleeding valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207687424U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113518876A (en) * | 2019-02-28 | 2021-10-19 | 川崎重工业株式会社 | Safety valve for gas |
-
2017
- 2017-12-07 CN CN201721686398.4U patent/CN207687424U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113518876A (en) * | 2019-02-28 | 2021-10-19 | 川崎重工业株式会社 | Safety valve for gas |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 400700 15-1, No. 6, Fengqi Road, caijiagang Town, Beibei District, Chongqing Patentee after: CHONGQING JIUHUAN MACHINERY & ELECTRIC Co.,Ltd. Address before: 400000 No.1 Xinmao Road, Beibei District, Chongqing (Free Trade Zone) Patentee before: CHONGQING JIUHUAN MACHINERY & ELECTRIC Co.,Ltd. |