CN207893147U - A kind of multi-stage pressure regulating formula air bleeding valve - Google Patents
A kind of multi-stage pressure regulating formula air bleeding valve Download PDFInfo
- Publication number
- CN207893147U CN207893147U CN201820179427.6U CN201820179427U CN207893147U CN 207893147 U CN207893147 U CN 207893147U CN 201820179427 U CN201820179427 U CN 201820179427U CN 207893147 U CN207893147 U CN 207893147U
- Authority
- CN
- China
- Prior art keywords
- stage pressure
- air bleeding
- pressure regulating
- exhaust passage
- inlet
- 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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- Safety Valves (AREA)
- Details Of Valves (AREA)
Abstract
The utility model belongs to air bleeding valve technical field, refer in particular to a kind of multi-stage pressure regulating formula air bleeding valve, it include the valve body with inlet channel, inlet chamber is formed with by the valve deck being spirally connected on valve body, air inlet spool is movably set in the inlet chamber, air inlet spool upper end outer sheath is equipped with spring, its lower end is connected to inlet channel end；The inlet chamber is connected to exhaust passage, and the exhaust passage outer end is provided with exhaust cap, exhasut valve stem is bolted in the exhaust cap, and the inner end of the exhasut valve stem is provided with sealed core, and sealed core is arranged on exhaust passage and controls the size of exhaust passage.The utility model is provided with two-stage pressure-regulating structure, and degree of regulation is high；Level-one can also use after scrapping, and increase the scope of application of product.In addition, the utility model is provided with filter screen, the mud granule in energy filter medium prevents it from reducing and generates card resistance to operation element, increases the service life of product.
Description
Technical field
The utility model belongs to air bleeding valve technical field, refers in particular to a kind of multi-stage pressure regulating formula air bleeding valve.
Background technology
Air bleeding valve is suitable for the discharge of lateral gas in heating system.Currently, various air bleeding valve manufacturing technologies are opposite
Maturation, but it is architectural limitation, and most air bleeding valves only have level-one pressure adjusting structure, and pressure regulation progress precision is not high, as long as level-one tune
Laminated structure fails, and entire product is eliminated, and service life is caused not grown.In addition, the mud granule in medium deposits for a long time, it is right
Operation element generates card resistance, is easy to be allowed to fail.
Invention content
The purpose of this utility model is to provide a kind of simple in structure, high-precision, the multi-stage pressure regulating formula exhaust of long life
Valve.
What the purpose of this utility model was realized in：
A kind of multi-stage pressure regulating formula air bleeding valve includes the valve body with inlet channel, is formed by the valve deck being spirally connected on valve body
There is inlet chamber, air inlet spool is movably set in the inlet chamber, air inlet spool upper end outer sheath is equipped with spring, its lower end
It is connected to inlet channel end；The inlet chamber is connected to exhaust passage, and the exhaust passage outer end is provided with exhaust cap, the row
Exhasut valve stem is bolted in gas lid, the inner end of the exhasut valve stem is provided with sealed core, and sealed core is arranged on exhaust passage simultaneously
Control the size of exhaust passage.
The utility model is further provided with：The valve deck inner wall is provided with guide groove, the upper end sliding of the air inlet spool
It is arranged in guide groove, the lower end of air inlet spool forms conical seal (contact) face, and conical seal (contact) face is connected to that be adapted air inlet therewith logical
Road end.
The utility model is further provided with：The guide groove bottom is provided with the balance channel of connection inlet chamber.
The utility model is further provided with：Sealing ring A is provided on the conical seal (contact) face.
The utility model is further provided with：The lock-screw of fixed exhasut valve stem is provided in the exhaust cap.
The utility model is further provided with：The side wall of the inlet chamber is installed with filter screen, the filtering by clamp spring
Net is arranged in the inner end of exhaust passage.
The utility model is further provided with：The body base is provided with threaded portion and clamping portion, the threaded portion and
The bottom in clamping portion is both provided with sealing ring B and sealing ring C.
The utility model is prominent and beneficial compared with prior art to be had the technical effect that：
1, the utility model is provided with two-stage pressure-regulating structure, and degree of regulation is high；Level-one can also use after scrapping, and increase production
The scope of application of product.
2, the utility model is provided with filter screen, and the mud granule in energy filter medium prevents it from reducing to operation element
Card resistance is generated, the service life of product is increased.
Description of the drawings
Fig. 1 is the sectional view of the utility model.
Fig. 2 is the partial enlarged view at the utility model A.
Meaning represented by figure label：
1- valve bodies；2- valve decks；3- air inlet spools；4- springs；5- conical seal (contact) faces；6- sealing rings A；7- exhaust caps；8- is arranged
Air valve stem；9- sealed cores；10- lock-screws；11- inlet channels；12- exhaust passages；13- balance channels；14- filter screens；15-
Sealing ring B；16- sealing rings C.
Specific implementation mode
The utility model is further described with reference to specific embodiment：
A kind of multi-stage pressure regulating formula air bleeding valve, includes the valve body 1 with inlet channel 11, the valve deck 2 on valve body 1 by being spirally connected
It is formed with inlet chamber, air inlet spool 3 is movably set in the inlet chamber, 3 upper end outer sheath of the air inlet spool is equipped with spring
4, its lower end is connected to 11 end of inlet channel；The rotation of the valve deck 2, the coefficient of elasticity of adjustable springs 4, and adjust air inlet
Pressure, this is level-one pressure adjusting structure.The inlet chamber is connected to exhaust passage 12, and 12 outer end of the exhaust passage is provided with exhaust cap
7, exhasut valve stem 8 is bolted in the exhaust cap 7, the inner end of the exhasut valve stem 8 is provided with sealed core 9, and the setting of sealed core 9 exists
On exhaust passage 12 and control the size of exhaust passage 12, by the size of the mobile adjusting exhaust passage 12 of exhasut valve stem 8, this
For second voltage regulation structure.The utility model is provided with two-stage pressure-regulating structure, and degree of regulation is high；Level-one can also use after scrapping,
Increase the scope of application of product.
The utility model is further provided with：2 inner wall of the valve deck is provided with guide groove, and the upper end of the air inlet spool 3 is slided
Dynamic to be arranged in guide groove, the lower end of air inlet spool 3 forms conical seal (contact) face 5, conical seal (contact) face 5 be connected to be adapted therewith into
11 end of gas channel.
The utility model is further provided with：The guide groove bottom is provided with the balance channel 13 of connection inlet chamber, balance
Pressure reduces resistance, keeps the movement of air inlet spool 3 more smooth.
The utility model is further provided with：It is provided with sealing ring A6 on the conical seal (contact) face 5, increases sealing effect.
The utility model is further provided with：The lock-screw 10 of fixed exhasut valve stem 8 is provided in the exhaust cap 7,
Lock-screw 10 prevents exhasut valve stem 8 from moving.
The utility model is further provided with：The side wall of the inlet chamber is installed with filter screen 14, the mistake by clamp spring
Strainer 14 is arranged in the inner end of exhaust passage 12.The utility model is provided with filter screen, and the mud granule in energy filter medium is prevented
Only it is reduced generates card resistance to operation element, increases the service life of product.Filter screen can also liquid gas, the liquid after liquefaction
It is flowed into runner by the taper surface of 11 end of inlet channel, reduces exhaust outlet dropping liquid phenomenon.
The utility model is further provided with：1 bottom of the valve body is provided with threaded portion and clamping portion, the threaded portion and
The bottom in clamping portion is both provided with sealing ring B15 and sealing ring C16, seals twice, prevents leakage.
Above-described embodiment is only the preferred embodiment of the utility model, not limits the protection model of the utility model according to this
It encloses, therefore：The equivalence changes that all structures, shape, principle according to the utility model are done, should all be covered by the protection of the utility model
Within the scope of.
Claims (7)
1. a kind of multi-stage pressure regulating formula air bleeding valve, including the valve body (1) of inlet channel (11) is carried, by being spirally connected on valve body (1)
Valve deck (2) is formed with inlet chamber, it is characterised in that：Air inlet spool (3), the air inlet spool are movably set in the inlet chamber
(3) upper end outer sheath is equipped with spring (4), its lower end is connected to inlet channel (11) end；The inlet chamber is connected to exhaust passage
(12), exhaust passage (12) outer end is provided with exhaust cap (7), and exhasut valve stem (8), institute are bolted in the exhaust cap (7)
The inner end for stating exhasut valve stem (8) is provided with sealed core (9), and sealed core (9), which is arranged on exhaust passage (12) and controls exhaust, to be led to
The size in road (12).
2. a kind of multi-stage pressure regulating formula air bleeding valve according to claim 1, it is characterised in that：Valve deck (2) the inner wall setting
There are guide groove, the upper end of the air inlet spool (3) to be slidably arranged in guide groove, the lower end of air inlet spool (3) forms cone seal
Face (5), conical seal (contact) face (5) is connected to is adapted inlet channel (11) end therewith.
3. a kind of multi-stage pressure regulating formula air bleeding valve according to claim 2, it is characterised in that：The guide groove bottom is provided with company
The balance channel (13) of logical inlet chamber.
4. a kind of multi-stage pressure regulating formula air bleeding valve according to claim 2, it is characterised in that：On the conical seal (contact) face (5)
It is provided with sealing ring A (6).
5. a kind of multi-stage pressure regulating formula air bleeding valve according to claim 1, it is characterised in that：It is arranged on the exhaust cap (7)
There is the lock-screw (10) of fixed exhasut valve stem (8).
6. a kind of multi-stage pressure regulating formula air bleeding valve according to claim 1, it is characterised in that：The side wall of the inlet chamber passes through
Clamp spring is installed with filter screen (14), inner end of filter screen (14) setting in exhaust passage (12).
7. a kind of multi-stage pressure regulating formula air bleeding valve according to claim 1, it is characterised in that：Valve body (1) the bottom setting
There are a threaded portion and clamping portion, the bottom in the threaded portion and clamping portion is both provided with sealing ring B (15) and sealing ring C (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820179427.6U CN207893147U (en) | 2018-02-02 | 2018-02-02 | A kind of multi-stage pressure regulating formula air bleeding valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820179427.6U CN207893147U (en) | 2018-02-02 | 2018-02-02 | A kind of multi-stage pressure regulating formula air bleeding valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207893147U true CN207893147U (en) | 2018-09-21 |
Family
ID=63543579
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820179427.6U Expired - Fee Related CN207893147U (en) | 2018-02-02 | 2018-02-02 | A kind of multi-stage pressure regulating formula air bleeding valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207893147U (en) |
-
2018
- 2018-02-02 CN CN201820179427.6U patent/CN207893147U/en not_active Expired - Fee Related
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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: 20180921 Termination date: 20190202 |