CN209164679U - A kind of high pressure automatic voltage regulator - Google Patents
A kind of high pressure automatic voltage regulator Download PDFInfo
- Publication number
- CN209164679U CN209164679U CN201821227240.5U CN201821227240U CN209164679U CN 209164679 U CN209164679 U CN 209164679U CN 201821227240 U CN201821227240 U CN 201821227240U CN 209164679 U CN209164679 U CN 209164679U
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- valve
- valve assembly
- adapter piece
- tube adapter
- high pressure
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Abstract
The utility model discloses a kind of high pressure automatic voltage regulators, including valve body, check valve assembly is provided on valve body, relief valve assembly, breaking valve assembly and valve assembly, check valve assembly includes the inlet tube adapter piece being connected, check valve and outlet tube adapter piece, inlet tube adapter piece inlet end is connected with air compression plant, inlet tube adapter piece outlet side and check valve inlet end are communicated with breaking valve assembly, breaking valve assembly respectively with relief valve assembly, valve assembly is connected, valve assembly is connected with outside air, valve assembly and check valve outlet side and outlet tube adapter piece inlet end piston are closed, outlet tube adapter piece outlet side is connected with working end.The utility model realizes pressure regulator automatic adjustment and stablizes the function of pressure supply, and while improving high pressure adjust, stable efficiency；By valve seat and air inlet integral molding, the concentricity of valve seat is improved, improves the sealing performance of entire pressure regulator.
Description
Technical field
The utility model relates to pressure regulator technical field more particularly to a kind of high pressure automatic voltage regulators.
Background technique
Currently, the pressure regulator automatic adjustment stability generally used in the market is poor, it is big for air pressure fluctuation, and pressure regulator valve valve
Seat mostly uses segmented to manufacture greatly with air inlet, is sealed with rubber, however for high pressure regulator, operating pressure is most
20MPa is up to arrived, rubber seal is far from satisfying requirement, and using metal sealing, machining accuracy and matching requirements are very high, and
The concentricity of valve seat it is difficult to ensure that, to influence the sealing performance of entire pressure regulator.
Utility model content
The technical issues of in the presence of the utility model mainly solution prior art, so that it is steady to provide a kind of automatic adjustment
Qualitative good, good seal performance high pressure automatic voltage regulator.
Above technical problems of the utility model are mainly solved by the following technical scheme:
High pressure automatic voltage regulator provided by the utility model, including valve body are respectively arranged with unidirectional valve group on the valve body
Part, relief valve assembly, breaking valve assembly and valve assembly, wherein the check valve assembly successively include be connected into
Port tubular joint, check valve and outlet tube adapter piece, the inlet tube adapter piece inlet end are connected with air compression dress
It sets, inlet tube adapter piece outlet side and check valve inlet end are communicated with breaking valve assembly, the open circuit valve assembly
It is connected respectively with the relief valve assembly, valve assembly, the valve assembly is connected with outside air, and the tune
It saves valve module and the check valve outlet side and outlet tube adapter piece inlet end piston is closed, the outlet tube adapter piece goes out
Gas end is connected with working end.
Further, the breaking valve assembly includes inner sleeve, valve seat, needle-shaped valve, adjustment spring B and valve base, institute
It states inner sleeve to be embedded in the valve inner, and inner surface is provided with internal screw thread, the valve seat is integrally formed, bottom end and two sides difference
Blow vent is offered, and outer surface is provided with external screw thread, the valve seat external screw thread matches with the inner sleeve internal screw thread to be connect, institute
It states needle-shaped valve to be movably arranged as inside the valve seat, described needle-shaped valve one end passes through the adjustment spring B and the work
Gate seat is connected, the other end and the tangent cooperation of valve seat bottom end blow vent, and shape between the needle-shaped valve and the valve seat
At a gas chamber.
Further, the valve assembly include regulation valve body, adjust valve spring C, piston, gland nut, pressing sleeve and
Plug, the regulation valve body are connected by the fit sealing mechanism with the valve body, and the regulation valve body and the valve
Body forms a cavity, and described cavity one end communicates with the outside world, and the other end is communicated with the gas chamber, the adjusting valve spring C setting
Portion in the cavity, and described adjusting one end valve spring C is connected with the plug, the plug is connected with the piston
It connects, the pressing sleeve is set on the piston, is provided with gland nut between the pressing sleeve and the plug.
Further, the relief valve assembly includes safety valve and the first gasket, and the safety valve is arranged in the valve
On body, and the safety valve is connected by first gasket and blow vent with the gas chamber.
Further, diaphragm and the second gasket are provided between the pressing sleeve and the cavity bottom end.
Further, O-ring is additionally provided between the inner sleeve and valve seat.
Further, the diaphragm is an integral molding structure with the second gasket.
The utility model has the beneficial effects that: by sealing assembling check valve assembly on valve body, relief valve assembly, breaking
Road valve assembly and valve assembly form pressure regulator, realize pressure regulator automatic adjustment and stablize the function of pressure supply, and improve
It is adjusted when high pressure, stable efficiency；By valve seat and air inlet integral molding, avoid close using rubber seal or metal
Envelope keeps its processing and assembly more convenient, improves the concentricity of valve seat, improve the sealing performance of entire pressure regulator.Meanwhile
The overall appearance of the utility model is compact, and duty ratio is small, light and handy portable.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structure sectional view of the high pressure automatic voltage regulator of the utility model；
Fig. 2 is the valve seat construction schematic diagram of the high pressure automatic voltage regulator of the utility model.
Specific embodiment
The preferred embodiment of the utility model is described in detail with reference to the accompanying drawing, so that the advantages of the utility model
It can be easier to be readily appreciated by one skilled in the art with feature, to make the protection scope of the utility model apparent clear
Define.
Refering to fig. 1 shown in -2, the high pressure automatic voltage regulator of the utility model, including valve body 1 is respectively arranged on valve body 1
Check valve assembly 2, relief valve assembly 3, breaking valve assembly 4 and valve assembly 5, wherein check valve assembly 2 successively includes phase
Inlet tube adapter piece 21, check valve 22 and the outlet tube adapter piece 23 of connection, the connection of 21 inlet end of inlet tube adapter piece
There is air compression plant, 21 outlet side of inlet tube adapter piece and 22 inlet end of check valve are communicated with breaking valve assembly 4, open circuit
Valve assembly 4 is connected with relief valve assembly 3, valve assembly 5 respectively, and valve assembly 5 is connected with outside air, and adjusts
It saves valve module 5 and 22 outlet side of check valve and 23 inlet end piston of outlet tube adapter piece is closed, outlet tube adapter piece 23 goes out
Gas end is connected with working end.
The utility model on valve body 1 by sealing assembling check valve assembly 2, relief valve assembly 3, breaking valve assembly 4
Tune when forming pressure regulator with valve assembly 5, realize pressure regulator automatic adjustment and stablize the function of pressure supply, and improving high pressure
Section, stable efficiency；By valve seat 42 and air inlet integral molding, avoids using rubber seal or metal sealing, make it
Processing and assembly are more convenient, improve the concentricity of valve seat 42, improve the sealing performance of entire pressure regulator.Meanwhile this reality
Compact with novel overall appearance, duty ratio is small, light and handy portable.
Specifically, breaking valve assembly 4 includes inner sleeve 41, valve seat 42, needle-shaped valve 43, adjustment spring B44 and valve base
45, inner sleeve 41 is embedded inside valve body 1, and inner surface is provided with internal screw thread, and valve seat 42 and air inlet are integrally formed, avoid using rubber
Glue is sealed, and it is difficult using metal sealing machining accuracy height and assembly also to solve the problems, such as, improves the concentricity of valve seat；Bottom end
Offer blow vent 46 respectively with two sides, and outer surface is provided with external screw thread, 42 external screw thread of valve seat and 41 internal screw thread phase of inner sleeve
With connection, needle-shaped valve 43 is movably arranged as inside valve seat 42, and needle-shaped 43 one end of valve passes through adjustment spring B 44 and valve
Seat 45 is connected, the other end and the tangent cooperation of 42 bottom end blow vent of valve seat 46, and forms one between needle-shaped valve 43 and valve seat 42
Gas chamber 47.
Specifically, valve assembly 5 includes regulation valve body 51, adjusts valve spring C 53, piston 54, gland nut 55, pressure
Set 56 and plug 57, regulation valve body 51 are connected by fit sealing mechanism 6 with valve body 1, and regulation valve body 51 and the formation of valve body 1
One cavity 52,52 one end of cavity communicate with the outside world, and the other end is communicated with gas chamber 47, adjust valve spring C 53 and are arranged in cavity 52
Portion, and adjust 53 one end valve spring C and be connected with plug 57, plug 57 is connected with piston 54, and pressing sleeve 56 is set in piston 54
On, gland nut 55 is provided between pressing sleeve 56 and plug 57.In the utility model, fit sealing mechanism 6 include fastening screw,
The components such as spring washer, minipad and gasket improve the fit sealing effect between regulation valve body 51 and valve body 1.
Specifically, relief valve assembly 3 includes safety valve 31 and the first gasket 32, and safety valve 31 is arranged on valve body 1, and
Safety valve 31 is tightly connected by the first gasket 32 and blow vent 46 and gas chamber 47.
In the utility model, 21 inlet end of inlet tube adapter piece is passed through compressed air and flows to gas outlet by check valve 22
The outlet side of tubular joint 23 is connected to working end, and working end is constantly pressurized, when reaching target pressure value X, 22 outlet of check valve
The sum of elastic force of end pressure and one-way valve spring A is greater than the admission pressure of 22 inlet end of check valve, and check valve 22 is closed at this time, high
Pressure automatic voltage regulator stops giving working end pressure supply；Meanwhile the end pressure that works overcomes adjusting valve spring C 53 in valve assembly 5
Elastic force, for gas pressure on piston 54, piston 54 drives gland nut 55 and pressing sleeve 56 to compress plug 57, is adjusting plug 57
It moves in valve body 51 and is bonded with regulation valve body 51, valve assembly 5 is closed, and gas chamber 47 is connected to external world's cutting.At this point, air inlet
The admission pressure of 21 outlet side of mouth tubular joint overcomes the elastic force of adjustment spring B 44 in breaking valve assembly 4 to open needle-shaped valve
43, compressed air flows through valve seat 42 and enters gas chamber 47, and gas chamber 47 is pressurized rapidly, when being more than that safety valve 31 sets pressure, safety valve
Lasting exhaust is opened, i.e., " dally " process.
Compressed air gradually uses up decompression at working end, when being lower than certain setup pressure value Y, adjusts in valve assembly 5
The elastic force of valve spring C 53 be just greater than work end pressure, at this time plug 57 under the action of adjusting valve spring C 53 with regulating valve
Body 51 separates, i.e., valve assembly 5 is opened, and gas chamber 47 is communicated with atmosphere, 47 instantaneous loss of pressure of gas chamber, and needle-shaped valve 43 is by adjusting bullet
The elastic force pushing of spring B 44 is tangent with valve seat 42, and breaking valve assembly 4 is closed, and compressed air passes through check valve 22 into work again
Make end, i.e., " inflates " process.Most by adjustment spring A, B, C in check valve 22, breaking valve assembly 4 and valve assembly 5
Realize that automatic adjustment device stablizes the function of pressure supply eventually.
Preferably, it is provided with diaphragm 7 and the second gasket 8 between 52 bottom end of pressing sleeve 56 and cavity, so that work be effectively ensured
The leakproofness for making end air pressure avoids gas from being passed to the external world by regulation valve body 51 from pressing sleeve 56, influences operating air pressure and stablizes
Property.
Preferably, it is additionally provided with O-ring 9 between inner sleeve 41 and valve seat 42, can also be other anti-skidding fixed coil components, effectively
It avoids shaking between inner sleeve 41 and valve seat 42 because of the movement of needle-shaped valve 43, improves the leakproofness of pressure regulator entirety.
More than, only specific embodiment of the present utility model, but protection scope of the utility model is not limited thereto,
Any change or replacement expected without creative work, should be covered within the scope of the utility model.Therefore,
The protection scope of the utility model should be determined by the scope of protection defined in the claims.
Claims (7)
1. a kind of high pressure automatic voltage regulator, including valve body (1), which is characterized in that be respectively arranged with check valve on the valve body (1)
Component (2), relief valve assembly (3), breaking valve assembly (4) and valve assembly (5), wherein the check valve assembly (2) according to
Secondary inlet tube adapter piece (21), check valve (22) and outlet tube adapter piece (23) including being connected, the inlet tube
Adapter piece (21) inlet end be connected with air compression plant, inlet tube adapter piece (21) outlet side and check valve (22) into
Gas end is communicated with breaking valve assembly (4), it is described open circuit valve assembly (4) respectively with the relief valve assembly (3), adjust valve group
Part (5) is connected, and the valve assembly (5) is connected with outside air, and the valve assembly (5) and the check valve
(22) outlet side and the closing of outlet tube adapter piece (23) inlet end piston, outlet tube adapter piece (23) the outlet side connection
There is working end.
2. high pressure automatic voltage regulator as described in claim 1, which is characterized in that the open circuit valve assembly (4) includes inner sleeve
(41), valve seat (42), needle-shaped valve (43), adjustment spring B (44) and valve base (45), the inner sleeve (41) are embedded in the valve
Body (1) is internal, and inner surface is provided with internal screw thread, and the valve seat (42) is integrally formed, and bottom end and two sides offer ventilation respectively
Mouth (46), and outer surface is provided with external screw thread, valve seat (42) external screw thread matches with the inner sleeve (41) internal screw thread to be connect,
The needle-shaped valve (43) is movably arranged as the valve seat (42) inside, and described needle-shaped valve (43) one end passes through the adjusting
Spring B (44) is connected with the valve base (45), the other end and the valve seat (42) bottom end blow vent (46) tangent cooperation, and
A gas chamber (47) are formed between the needle-shaped valve (43) and the valve seat (42).
3. high pressure automatic voltage regulator as claimed in claim 2, which is characterized in that the valve assembly (5) includes regulating valve
Body (51) adjusts valve spring C (53), piston (54), gland nut (55), pressing sleeve (56) and plug (57), the regulation valve body
(51) it is connected by fit sealing mechanism (6) with the valve body (1), and the regulation valve body (51) and the valve body (1) shape
At a cavity (52), described cavity (52) one end is communicated with the outside world, and the other end is communicated with the gas chamber (47), the regulating valve bullet
Spring C (53) setting is internal in the cavity (52), and (53) one end the adjusting valve spring C is connected with the plug (57),
The plug (57) is connected with the piston (54), and the pressing sleeve (56) is set on the piston (54), the pressing sleeve
(56) it is provided between the plug (57) gland nut (55).
4. high pressure automatic voltage regulator as claimed in claim 3, which is characterized in that the relief valve assembly (3) includes safety valve
(31) and the first gasket (32), the safety valve (31) is arranged on the valve body (1), and the safety valve (31) passes through institute
It states the first gasket (32) and blow vent (46) is connected with the gas chamber (47).
5. high pressure automatic voltage regulator as claimed in claim 3, which is characterized in that the pressing sleeve (56) and the cavity (52) bottom
Diaphragm (7) and the second gasket (8) are provided between end.
6. high pressure automatic voltage regulator as claimed in claim 2, which is characterized in that between the inner sleeve (41) and valve seat (42) also
It is provided with O-ring (9).
7. high pressure automatic voltage regulator as claimed in claim 5, which is characterized in that the diaphragm (7) is with the second gasket (8)
Integrated formed structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821227240.5U CN209164679U (en) | 2018-08-01 | 2018-08-01 | A kind of high pressure automatic voltage regulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821227240.5U CN209164679U (en) | 2018-08-01 | 2018-08-01 | A kind of high pressure automatic voltage regulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209164679U true CN209164679U (en) | 2019-07-26 |
Family
ID=67329186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821227240.5U Active CN209164679U (en) | 2018-08-01 | 2018-08-01 | A kind of high pressure automatic voltage regulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209164679U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108730581A (en) * | 2018-08-01 | 2018-11-02 | 无锡市华通气动制造有限公司 | A kind of high pressure automatic voltage regulator |
-
2018
- 2018-08-01 CN CN201821227240.5U patent/CN209164679U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108730581A (en) * | 2018-08-01 | 2018-11-02 | 无锡市华通气动制造有限公司 | A kind of high pressure automatic voltage regulator |
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