CN206723528U - A kind of air pressure automatic balancing valve - Google Patents
A kind of air pressure automatic balancing valve Download PDFInfo
- Publication number
- CN206723528U CN206723528U CN201720345494.6U CN201720345494U CN206723528U CN 206723528 U CN206723528 U CN 206723528U CN 201720345494 U CN201720345494 U CN 201720345494U CN 206723528 U CN206723528 U CN 206723528U
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- China
- Prior art keywords
- valve
- valve body
- flap
- balanced
- balance
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- 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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Abstract
The utility model discloses a kind of air pressure automatic balancing valve, including balancing valve body, balanced valve bonnet is provided with the top of the balance valve body, the junction of the balanced valve bonnet and balance valve body is provided with road pad in valve body, and balanced valve lifting bolt is provided with the top of balanced valve bonnet, the balanced valve bonnet is connected with balance valve body by mounting flange, flange fixing bolt is provided with the internal edge of the mounting flange, the outer wrap of the flange fixing bolt has flange fixing nut；The utility model is provided with after sealing surface of seat and flap PTFE seal circle so that when balanced valve opens either closing, will not produce spark so that it has certain explosion prevention function；The utility model 26S Proteasome Structure and Function can replace oil tank in safety valve and enter function possessed by outlet block valve, so as to preferably solve when oil tank is in oil pumping or charge of oil, the unbalanced problem of oil tank inner and outer air pressure.
Description
Technical field
The utility model belongs to balanced valve technical field, and in particular to a kind of air pressure automatic balancing valve.
Background technology
Balanced valve is a kind of valve of specific function, and valve without special character, is only have using function and place in itself
Difference.In some industries, due to medium (all kinds of flowable materials) exist in the various pieces of pipeline or container it is larger
Pressure differential or difference in flow, to reduce or balancing the difference, valve is installed between corresponding pipeline or container, to adjust both sides
The relative equilibrium of pressure, or reach by the method for shunting the balance of flow, the valve is just balanced valve.
But large oil tank still has some irrational factors in use, must pacify in the use of large oil tank
A safety valve for preventing oil and gas from expanding is filled, one is separately filled and enters outlet block valve, in oil pumping or charge of oil, opening and closing block valve makes oil
Tank inside and outside air pressure balance.
Utility model content
The purpose of this utility model is to provide a kind of air pressure automatic balancing valve, to solve what is proposed in above-mentioned background technology
One safety valve for preventing oil and gas from expanding must be installed in the use of large oil tank, one is separately filled and enter outlet block valve, taking out
When oil or charge of oil, the problem of block valve makes oil tank inside and outside air pressure balance is opened and closed.
To achieve the above object, the utility model provides following technical scheme：A kind of air pressure automatic balancing valve, including balance
Valve body, described balance are provided with balanced valve bonnet at the top of valve body, the connection of the balanced valve bonnet and balance valve body
Place is provided with road pad in valve body, and balanced valve lifting bolt is provided with the top of balanced valve bonnet, the balanced valve bonnet with
Balance valve body is connected by mounting flange, and flange fixing bolt, the method are provided with the internal edge of the mounting flange
The outer wrap of blue fixing bolt has flange fixing nut, and the balance valve body is internally provided with valve body epicoele, valve body
Chamber, balance valve body cavity of resorption and balanced valve valve rod, the low side of the balanced valve valve rod are provided with valve rod bolt, the valve body epicoele
Lower inside be provided with air inlet flap, the valve body middle chamber is arranged on the lower section of valve body epicoele, and the interior subordinate of valve body middle chamber
Side is provided with outlet flap, and the bottom of the outlet flap is provided with flap PTFE seal circle, the flap PTFE seal circle
Lower section is provided with sealing surface of seat, and the balance valve body cavity of resorption is arranged on the lower section of valve body middle chamber.
Preferably, the flap PTFE seal circle is provided with two altogether, and two flap PTFE seal circles are separately mounted to
The lower section of outlet flap and air inlet flap.
Preferably, the outlet flap and air inlet flap are circular configuration.
Preferably, the flap PTFE seal circle is the component that a kind of polytetrafluoroethylmaterial material is combined into.
Preferably, the valve rod bolt passes through threaded engagement connection with balanced valve valve rod.
Compared with prior art, the beneficial effects of the utility model are：The utility model is scientific and reasonable for structure, safe to use
It is convenient, sealing surface of seat and polytetrafluoroethylmaterial material combination that austenitic stainless steel material is combined into are provided with the utility model
Into flap PTFE seal circle after so that balanced valve is opened when either closing, and will not produce spark so that it has certain
Explosion prevention function；The utility model 26S Proteasome Structure and Function can replace oil tank in safety valve and enter work(possessed by outlet block valve
Can, so as to preferably solve when oil tank is in oil pumping or charge of oil, the unbalanced problem of oil tank inner and outer air pressure, for oil tank
Using will enhanced convenience, safety.
Brief description of the drawings
Fig. 1, which is that the utility model is a kind of, is air pressure automatic balancing valve main view profile；
Fig. 2 makees schematic illustration when being air pressure automatic balancing valve air inlet；
Fig. 3 makees schematic illustration when being air pressure automatic balancing valve outlet；
In figure：1- mounting flanges, 2- valve bodies epicoele, 3- valve body middle chambers, 4- sealing surface of seats, 5- balances valve body cavity of resorption,
6- valve rods bolt, 7- balances valve body, 8- flap PTFE seals circle, 9- outlets flap, 10- balanced valves valve rod, 11- intake valves
Road pad, 15- balanced valves lifting bolt, 16- balances in valve, 12- flanges fixing bolt, 13- flanges fixing nut, 14- valve bodies
Valve bonnet.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1, Fig. 2 and Fig. 3 are referred to, the utility model provides a kind of technical scheme：A kind of air pressure automatic balancing valve, including
Valve body 7 is balanced, the top of balance valve body 7 is provided with balanced valve bonnet 16, the company of balanced valve bonnet 16 and balance valve body 7
The place of connecing is provided with road pad 14 in valve body, and the top of balanced valve bonnet 16 is provided with balanced valve lifting bolt 15, balanced valve valve
Lid 16 is connected with balance valve body 7 by mounting flange 1, and flange fixing bolt 12 is provided with the internal edge of mounting flange 1,
The outer wrap of flange fixing bolt 12 has flange fixing nut 13, and balance valve body 7 is internally provided with valve body epicoele 2, valve
Body lumen 3, balance valve body cavity of resorption 5 and balanced valve valve rod 10, the low side of balanced valve valve rod 10 are provided with valve rod bolt 6, valve body
The lower inside of epicoele 2 is provided with air inlet flap 11, and valve body middle chamber 3 is arranged on the lower section of valve body epicoele 2, and valve body middle chamber 3
Lower inside is provided with outlet flap 9, and the bottom of outlet flap 9 is provided with flap PTFE seal circle 8, flap PTFE seal circle 8
Lower section be provided with sealing surface of seat 4, balance valve body cavity of resorption 5 is arranged on the lower section of valve body middle chamber 3.
Flap PTFE seal circle 8 is provided with two altogether, and two flap PTFE seal circles 8 are separately mounted to outlet flap 9
With the lower section of air inlet flap 11；Outlet flap 9 and air inlet flap 11 are circular configuration；Flap PTFE seal circle 8 is a kind of poly-
Tetrafluoroethene combination of materials into component；Valve rod bolt 6 passes through threaded engagement connection with balanced valve valve rod 10.
In the utility model when tank pressure subatmospheric power, air inlet flap 11 is opened, and outlet flap 9 is closed,
Air realizes internal and external pressure balance into oil tank, and when tank pressure superatmospheric power, air inlet flap 11 is closed, air outlet valve
Valve 9 is opened, and tank pressure, which is released in air, realizes internal and external equilibrium.
Valve body 7 is balanced in the utility model valve body epicoele 2, valve body middle chamber 3 and the chamber group of balance valve body cavity of resorption 5 three
Into valve body epicoele 2 respectively has a sealing surface of seat, sealing surface weld deposit austenitic stainless steel material, air inlet flap with valve body middle chamber 3
11 with the die casting flap PTFE seal circle 8 of outlet flap 9, fitted seal effect is good, it may have certain explosion-proof.
Operation principle and process for using of the present utility model：After the utility model installs, balanced valve is first checked for
It is fixedly mounted, then balanced valve is arranged on oil tank, when in air pressure automatic balancing valve air inlet action process, now being pressed in oil tank
When power subatmospheric power or draining, upwardly open air inlet flap 11 automatically by atmospheric pressure, outlet flap 9 close it is motionless,
Air enters in oil tank, and after reaching internal and external pressure balance, air inlet flap 11 is closed automatically according to self gravitation, realizes outer gas in oil tank
Press autobalance；When air pressure automatic balancing valve outlet, which acts, to carry out, now tank pressure superatmospheric power or during charge of oil,
Air pressure upwardly opens outlet flap 9 automatically in oil tank, and the air pressure on air inlet flap 11 is motionless backwards to active force closing, in oil tank
Pressure releasing, until oil tank internal and external pressure balance, outlet flap 9 automatically resets closing according to the gravity of itself, realizes in oil tank
Outer air pressure balance.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of air pressure automatic balancing valve, including balance valve body (7), it is characterised in that：The top of the balance valve body (7)
Balanced valve bonnet (16) is provided with, the balanced valve bonnet (16) and the junction of balance valve body (7) are provided with road in valve body
Pad (14), and balanced valve lifting bolt (15) is provided with the top of balanced valve bonnet (16), the balanced valve bonnet (16) with
Balance valve body (7) to connect by mounting flange (1), flange is provided with the internal edge of the mounting flange (1) and fixes spiral shell
Bolt (12), the outer wrap of the flange fixing bolt (12) has flange fixing nut (13), described to balance the interior of valve body (7)
Portion is provided with valve body epicoele (2), valve body middle chamber (3), balance valve body cavity of resorption (5) and balanced valve valve rod (10), the balanced valve
The low side of valve rod (10) is provided with valve rod bolt (6), and the lower inside of the valve body epicoele (2) is provided with air inlet flap (11),
The valve body middle chamber (3) is arranged on the lower section of valve body epicoele (2), and the lower inside of valve body middle chamber (3) is provided with outlet flap
(9), the bottom of the outlet flap (9) is provided with flap PTFE seal circle (8), the lower section of the flap PTFE seal circle (8)
Sealing surface of seat (4) is provided with, the balance valve body cavity of resorption (5) is arranged on the lower section of valve body middle chamber (3).
A kind of 2. air pressure automatic balancing valve according to claim 1, it is characterised in that：The flap PTFE seal circle (8)
Two are provided with altogether, and two flap PTFE seal circles (8) are separately mounted under outlet flap (9) and air inlet flap (11)
Side.
A kind of 3. air pressure automatic balancing valve according to claim 1, it is characterised in that：The outlet flap (9) and air inlet
Flap (11) is circular configuration.
A kind of 4. air pressure automatic balancing valve according to claim 1, it is characterised in that：The flap PTFE seal circle (8)
The component being combined into for a kind of polytetrafluoroethylmaterial material.
A kind of 5. air pressure automatic balancing valve according to claim 1, it is characterised in that：The valve rod bolt (6) and balance
Valve valve rod (10) passes through threaded engagement connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720345494.6U CN206723528U (en) | 2017-03-28 | 2017-03-28 | A kind of air pressure automatic balancing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720345494.6U CN206723528U (en) | 2017-03-28 | 2017-03-28 | A kind of air pressure automatic balancing valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206723528U true CN206723528U (en) | 2017-12-08 |
Family
ID=60504274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720345494.6U Expired - Fee Related CN206723528U (en) | 2017-03-28 | 2017-03-28 | A kind of air pressure automatic balancing valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206723528U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110721077A (en) * | 2019-11-21 | 2020-01-24 | 张明 | Ear massage instrument for tinnitus rehabilitation therapy |
-
2017
- 2017-03-28 CN CN201720345494.6U patent/CN206723528U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110721077A (en) * | 2019-11-21 | 2020-01-24 | 张明 | Ear massage instrument for tinnitus rehabilitation therapy |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171208 Termination date: 20210328 |