CN108730582B - Manual control compressed air adjusting device - Google Patents
Manual control compressed air adjusting device Download PDFInfo
- Publication number
- CN108730582B CN108730582B CN201810861374.0A CN201810861374A CN108730582B CN 108730582 B CN108730582 B CN 108730582B CN 201810861374 A CN201810861374 A CN 201810861374A CN 108730582 B CN108730582 B CN 108730582B
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- China
- Prior art keywords
- pressure regulating
- module
- reversing
- cavity
- valve
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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.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/20—Excess-flow valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
- F16K11/06—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements
- F16K11/065—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/04—Construction of housing; Use of materials therefor of sliding valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/08—Guiding yokes for spindles; Means for closing housings; Dust caps, e.g. for tyre valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/52—Mechanical actuating means with crank, eccentric, or cam
- F16K31/524—Mechanical actuating means with crank, eccentric, or cam with a cam
- F16K31/52475—Mechanical actuating means with crank, eccentric, or cam with a cam comprising a sliding valve
- F16K31/52483—Mechanical actuating means with crank, eccentric, or cam with a cam comprising a sliding valve comprising a multiple-way sliding valve
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/60—Handles
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control Of Fluid Pressure (AREA)
Abstract
The invention discloses a manual control compressed air adjusting device which comprises a valve body and a valve cover, wherein the valve cover is connected with the valve body through a plurality of fastening components, a reversing cavity and a pressure adjusting cavity are respectively arranged in the valve body, the reversing cavity is respectively communicated with an air inlet, an air outlet and a working opening which are formed in the valve body, the pressure adjusting cavity is communicated with the working opening, an opening and closing reversing module is arranged in the reversing cavity, a first pressure adjusting module and a second pressure adjusting module are arranged in the pressure adjusting cavity, the opening and closing reversing module, the first pressure adjusting module and the second pressure adjusting module are respectively connected with a rotating handle through a transmission mechanism, and the rotating handles are arranged in the valve cover in a penetrating mode. The invention realizes the integration of reversing and regulating the pressure of the compressed air, realizes the control function of linearly proportional decompression of the compressed air by rotating the handle for different angles, and improves the regulating and reversing stabilizing efficiency during high pressure.
Description
Technical Field
The invention relates to the technical field of control and regulation of compressed air, in particular to a manual control and regulation compressed air device.
Background
At present, the voltage regulator for reversing and regulating the pressure of compressed air is generally used in the market, the regulating stability is poor, the fluctuation of the air supply pressure is large, the reversing and pressure regulating integration of the compressed air is difficult to realize, the compressed air cannot be subjected to linear proportion pressure reduction control, and the regulating and stabilizing efficiency is poor during high pressure.
Disclosure of Invention
The invention mainly solves the technical problems existing in the prior art, thereby providing a manual control and pressure regulation compressed air device which integrates reversing and pressure regulation and performs linear proportion pressure reduction control on compressed air.
The technical problems of the invention are mainly solved by the following technical proposal:
the invention provides a manual control compressed air adjusting device which comprises a valve body and a valve cover, wherein the valve cover is connected with the valve body through a plurality of fastening components, a reversing cavity and a pressure adjusting cavity are respectively arranged in the valve body, the reversing cavity is respectively communicated with an air inlet, an air outlet and a working opening which are formed in the valve body, the pressure adjusting cavity is communicated with the working opening, an opening and closing reversing module is arranged in the reversing cavity, a first pressure adjusting module and a second pressure adjusting module are arranged in the pressure adjusting cavity, and the opening and closing reversing module, the first pressure adjusting module and the second pressure adjusting module are respectively connected with a rotating handle through a transmission mechanism, and the rotating handles are arranged in the valve cover in a penetrating mode.
Further, the on-off reversing module comprises a valve core, a second reset spring and a lower cover, the top end of the valve core is connected with the transmission mechanism, a plurality of dust rings are arranged between the upper part of the valve core and the reversing cavity, the lower part of the valve core is connected with the lower cover through the second reset spring, and the lower cover is arranged at the bottom of the valve body.
Further, the first voltage regulating module and the second voltage regulating module have the same structure, wherein the first voltage regulating module comprises a piston, a compensation spring, a push rod, a descending spring and a blocking mechanism, the upper part of the piston is connected with the rotating handle through the transmission mechanism, the lower part of the piston is connected with the push rod through the compensation spring, and the push rod passes through the descending spring to be connected with the blocking mechanism.
Further, the sealing mechanism comprises a guide sleeve, a lower sealing plug and a first reset spring, the inside of the guide sleeve is connected with the ejector rod in a matched mode, the upper surface of the guide sleeve is connected with the lower spring, the lower end of the guide sleeve is connected with the lower sealing plug, and the lower sealing plug is connected with the bottom end of the pressure regulating cavity through the first reset spring.
Further, the transmission mechanism comprises a pin shaft, a flat key and a cam pressing block, the rotating handle is connected with the cam pressing block through the pin shaft and the flat key, one end of the cam pressing block is connected with the piston, and the other end of the cam pressing block is connected with the valve core in a matching way.
Further, a handle ball is arranged at the top end of the rotary handle, a rubber sleeve is sleeved between the lower part of the rotary handle and the valve cover, and the rotary angle of the rotary handle is 0-18 degrees.
Further, sealing rings are respectively arranged between the reversing cavity and the valve core, and between the pressure regulating cavity and the piston, the ejector rod and the guide sleeve.
The invention has the beneficial effects that: the on-off reversing module, the first pressure regulating module and the second pressure regulating module are arranged in the valve body, the reversing and pressure regulating integration of the compressed air is realized through the transmission mechanism and the rotating handle, the control function of linearly proportional pressure reduction of the compressed air is realized through rotating the rotating handle by different angles, and the efficiency of regulation and stabilization during high pressure is improved; meanwhile, the invention has compact overall appearance, small duty ratio, light weight and portability.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a cross-sectional view of a first pressure regulating module and a second pressure regulating module of a manual control and regulation compressed air device of the present invention;
FIG. 2 is a sectional view of the on-off reversing module of the manual control and regulation compressed air device of the invention;
FIG. 3 is a partial cross-sectional view of the on-off reversing module of the manual control and regulation compressed air device of the present invention;
FIG. 4 is a partial cross-sectional view of the on-off reversing module of the manual control and regulation compressed air device of the present invention;
fig. 5 is a pneumatic schematic diagram of the manual control air conditioning apparatus of the present invention.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present invention.
Referring to fig. 1-5, the manual control compressed air adjusting device of the invention comprises a valve body 1 and a valve cover 2, wherein the valve cover 2 is connected with the valve body 1 through a plurality of fastening components 3, and the fastening components 3 can be fasteners such as hexagon socket head cap screws, bolts and the like; the reversing valve comprises a valve body 1, wherein a reversing cavity 4 and a pressure regulating cavity 5 are respectively arranged in the valve body 1, the reversing cavity 4 is respectively communicated with an air inlet 6, an air outlet 7 and a working opening 10 which are formed in the valve body 1, the pressure regulating cavity 5 is communicated with the working opening 10, an opening and closing reversing module 8 is arranged in the reversing cavity 4, a first pressure regulating module 9 and a second pressure regulating module 16 are arranged in the pressure regulating cavity 5, the opening and closing reversing module 8, the first pressure regulating module 9 and the second pressure regulating module 16 are respectively connected with a rotating handle 12 through a transmission mechanism 11, and the rotating handle 12 is arranged in a valve cover 2 in a penetrating mode.
According to the invention, the on-off reversing module 8, the first pressure regulating module 9 and the second pressure regulating module 16 are arranged in the valve body 1, the reversing and pressure regulating integration of the compressed air is realized through the transmission mechanism 11 and the rotating handle 12, the control function of linearly proportional pressure reduction of the compressed air is realized through rotating the rotating handle 12 by different angles, and the regulating and stabilizing efficiency during high pressure is improved; meanwhile, the invention has compact overall appearance, small duty ratio, light weight and portability.
Specifically, the on-off reversing module 8 comprises a valve core 81, a second reset spring 82 and a lower cover 83, the top end of the valve core 81 is connected with the transmission mechanism 11, a plurality of dust-proof rings 84 are arranged between the upper part of the valve core 81 and the reversing cavity 4, dust falling into the reversing cavity 4 is avoided, the circulation effect of compressed air is influenced, and the reversing adjustment precision is reduced; the lower part of the valve core 81 is connected with a lower cover 83 by a second return spring 82, and the lower cover 83 is provided at the bottom of the valve body 1. In the invention, the reversing performance of the on-off reversing module 8 is similar to a normally closed two-position three-way valve, the rotating handle 12 is manually rotated, the valve core 81 is pushed by the transmission mechanism 11, specifically, the transmission mechanism 11 comprises a pin shaft 111, a flat key 112 and a cam pressing block 113, the rotating handle 12 is connected with the cam pressing block 113 through the pin shaft 111 and the flat key 112, one end of the cam pressing block 113 is connected with the piston 92, and the other end of the cam pressing block 113 is connected with the valve core 81 in a matching way, so that the valve core 81 is pushed by the cam pressing block 113 to compress the second reset spring 82 to realize reversing, namely on-off action. Typically, a is that the working port 10 is connected with a brake device, namely an initial state, and the power device is locked to be in a non-working state; the rotary handle 12 is shifted, the valve core 81 acts, the power device is unlocked, and meanwhile, the working port B or C works, so that the compressed air reversing and pressure regulating functions are realized.
Specifically, the first voltage regulating module 9 and the second voltage regulating module 16 have the same structure, wherein the first voltage regulating module 9 comprises a piston 92, a compensation spring 93, a push rod 94, a descending spring 95 and a blocking mechanism 91, the upper part of the piston 92 is connected with the rotary handle 12 through the transmission mechanism 11, the lower part of the piston 92 is connected with the push rod 94 through the compensation spring 93, and the push rod 94 passes through the descending spring 95 to be connected with the blocking mechanism 91. The sealing mechanism 91 includes a guide sleeve 911, a lower sealing plug 912 and a first return spring 913, the inside of the guide sleeve 911 is connected with the ejector rod 94 in a matching manner, the upper surface of the guide sleeve 911 is connected with the descending spring 95, the lower end of the guide sleeve 911 is connected with the lower sealing plug 912, and the lower sealing plug 912 is connected with the bottom end of the pressure regulating cavity 5 through the first return spring 913. In the invention, the rotary handle 12 is stirred, the cam pressing block 113 in the transmission mechanism 11 pushes the piston 92, the piston 92 compresses the compensation spring 93, the compensation spring 93 indirectly pushes the ejector rod 94, the ejector rod 94 pushes the lower sealing plug 912 through the descending spring 95 and the guide sleeve 911, and according to the balance relation between the spring force and the medium pressure, the opening degree of the lower sealing plug 912, namely the ventilation flow rate, is determined by the rotation angle of the rotary handle 12, so that the air pressure output by the working port 10 is changed.
Preferably, the top end of the rotary handle 12 is provided with a handle ball 13, the handle ball and the handle ball are fastened in a threaded manner, so that the rotary handle is convenient to disassemble, and meanwhile, an adjuster can conveniently rotate the handle 12, and the hand feeling is good; a rubber sleeve 14 is sleeved between the lower part of the rotary handle 12 and the valve cover 2, so that dust is prevented from entering the valve body 1 through a gap between the rotary handle 12 and the valve cover 2, and air circulation is influenced; the rotation angle of the rotary handle 12 is 0-18 degrees, which is helpful for efficiently controlling and adjusting ventilation flow and is in linear change.
Preferably, sealing rings 15 are respectively arranged between the reversing cavity 4 and the valve core 81, between the pressure regulating cavity 5 and the piston 92, the ejector rod 94 and the guide sleeve 911, so that the tightness of the valve body 1 is ensured, and in the invention, the sealing rings 15 can be O-shaped rings, square rings and the like.
The technical parameters of the invention are as follows:
1. working medium: compressed air;
2. input pressure: maximum 8bar;
3. adjusting the pressure range: 0-8 bar in linear relation;
4. flow rate: 187L/min;
5. hysteresis error: maximum 1bar;
6. operating temperature: -10-70 degrees celsius;
8. valve core moment: reaching 4NM at 8bar;
9. working port drift diameterMillimeter, air inlet and air outlet drift diameter +.>Millimeter.
The above is merely a specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that do not undergo the inventive work should be covered in the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.
Claims (1)
1. The utility model provides a manual control adjusts compressed air device, includes valve body (1) and valve gap (2), its characterized in that, valve gap (2) through a plurality of fastening components (3) with valve body (1) are connected, valve body (1) inside is provided with switching-over chamber (4) and pressure regulating chamber (5) respectively, switching-over chamber (4) respectively with air inlet (6), gas vent (7), work mouth (10) of seting up on valve body (1), pressure regulating chamber (5) with work mouth (10) are linked together, wherein, switching-over chamber (4) inside is provided with and opens and close switching-over module (8), pressure regulating chamber (5) inside is provided with first pressure regulating module (9) and second pressure regulating module (16), switching-over module (8), first pressure regulating module (9) and second pressure regulating module (16) are connected with twist grip (12) through drive mechanism (11) respectively, twist grip (12) wear to establish in valve gap (2);
the on-off reversing module (8) comprises a valve core (81), a second reset spring (82) and a lower cover (83), wherein the top end of the valve core (81) is connected with the transmission mechanism (11), a plurality of dust-proof rings (84) are arranged between the upper part of the valve core (81) and the reversing cavity (4), the lower part of the valve core (81) is connected with the lower cover (83) through the second reset spring (82), and the lower cover (83) is arranged at the bottom of the valve body (1);
the first pressure regulating module (9) and the second pressure regulating module (16) are identical in structure, wherein the first pressure regulating module (9) comprises a piston (92), a compensation spring (93), a push rod (94), a descending spring (95) and a blocking mechanism (91), the upper part of the piston (92) is connected with the rotating handle (12) through the transmission mechanism (11), the lower part of the piston (92) is connected with the push rod (94) through the compensation spring (93), and the push rod (94) passes through the descending spring (95) to be connected with the blocking mechanism (91);
the sealing mechanism (91) comprises a guide sleeve (911), a lower sealing plug (912) and a first reset spring (913), wherein the inside of the guide sleeve (911) is connected with the ejector rod (94) in a matched mode, the upper surface of the guide sleeve (911) is connected with the descending spring (95), the lower end of the guide sleeve (911) is connected with the lower sealing plug (912), and the lower sealing plug (912) is connected with the bottom end of the pressure regulating cavity (5) through the first reset spring (913);
the transmission mechanism (11) comprises a pin shaft (111), a flat key (112) and a cam pressing block (113), the rotating handle (12) is connected with the cam pressing block (113) through the pin shaft (111) and the flat key (112), one end of the cam pressing block (113) is connected with the piston (92), and the other end of the cam pressing block is connected with the valve core (81) in a matching way;
a handle ball (13) is arranged at the top end of the rotary handle (12), a rubber sleeve (14) is sleeved between the lower part of the rotary handle (12) and the valve cover (2), and the rotary angle of the rotary handle (12) is 0-18 degrees;
sealing rings (15) are respectively arranged between the reversing cavity (4) and the valve core (81), and between the pressure regulating cavity (5) and the piston (92), the ejector rod (94) and the guide sleeve (911).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810861374.0A CN108730582B (en) | 2018-08-01 | 2018-08-01 | Manual control compressed air adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810861374.0A CN108730582B (en) | 2018-08-01 | 2018-08-01 | Manual control compressed air adjusting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108730582A CN108730582A (en) | 2018-11-02 |
| CN108730582B true CN108730582B (en) | 2023-08-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810861374.0A Active CN108730582B (en) | 2018-08-01 | 2018-08-01 | Manual control compressed air adjusting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108730582B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85104146A (en) * | 1985-06-03 | 1986-12-03 | 叶光祖 | Hand controled synchronous reversal valve |
| CN1172522A (en) * | 1994-11-14 | 1998-02-04 | 株式会社小松制作所 | Hydraulic pilot valve |
| CN201615100U (en) * | 2009-12-31 | 2010-10-27 | 贵州枫阳液压有限责任公司 | Hydraulic pilot valve |
| CN102336187A (en) * | 2011-08-03 | 2012-02-01 | 石家庄中煤装备制造股份有限公司 | Hand brake valve of rubber-tire vehicle |
| CN104564878A (en) * | 2014-12-19 | 2015-04-29 | 杭州前进齿轮箱集团股份有限公司 | Manual-control inching reversal valve |
| CN105605233A (en) * | 2016-01-13 | 2016-05-25 | 台州信溢农业机械有限公司 | Combined high pressure adjusting valve |
| CN106930994A (en) * | 2017-05-09 | 2017-07-07 | 江苏力源液压机械有限公司 | Position floating reversal valve is jumped in the manual pressurize of tractor |
-
2018
- 2018-08-01 CN CN201810861374.0A patent/CN108730582B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85104146A (en) * | 1985-06-03 | 1986-12-03 | 叶光祖 | Hand controled synchronous reversal valve |
| CN1172522A (en) * | 1994-11-14 | 1998-02-04 | 株式会社小松制作所 | Hydraulic pilot valve |
| CN201615100U (en) * | 2009-12-31 | 2010-10-27 | 贵州枫阳液压有限责任公司 | Hydraulic pilot valve |
| CN102336187A (en) * | 2011-08-03 | 2012-02-01 | 石家庄中煤装备制造股份有限公司 | Hand brake valve of rubber-tire vehicle |
| CN104564878A (en) * | 2014-12-19 | 2015-04-29 | 杭州前进齿轮箱集团股份有限公司 | Manual-control inching reversal valve |
| CN105605233A (en) * | 2016-01-13 | 2016-05-25 | 台州信溢农业机械有限公司 | Combined high pressure adjusting valve |
| CN106930994A (en) * | 2017-05-09 | 2017-07-07 | 江苏力源液压机械有限公司 | Position floating reversal valve is jumped in the manual pressurize of tractor |
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| Publication number | Publication date |
|---|---|
| CN108730582A (en) | 2018-11-02 |
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