CN103062443B - Friction sealing high-pressure reversing valve driven by variable-speed motor - Google Patents
Friction sealing high-pressure reversing valve driven by variable-speed motor Download PDFInfo
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- CN103062443B CN103062443B CN201210538717.2A CN201210538717A CN103062443B CN 103062443 B CN103062443 B CN 103062443B CN 201210538717 A CN201210538717 A CN 201210538717A CN 103062443 B CN103062443 B CN 103062443B
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Abstract
The invention relates to a friction sealing high-pressure reversing valve driven by a variable-speed motor and belongs to the technical field of valves. The friction sealing high-pressure reversing valve driven by the variable-speed motor comprises a valve body, a valve plug and valve covers arranged at two ends of the valve body and matched with the valve body in sealing mode. The friction sealing high-pressure reversing valve driven by the variable-speed motor is characterized in that a cylindrical cavity is arranged on the valve body in the axial direction, N rows of first through holes with round cross sections and arrayed at intervals to be 360/N degrees are arranged on the valve body in the radial direction, and each row is provided with M through holes. The valve plug is cylindrical, the diameter of the valve plug is identical to that of the axial cylindrical cavity, N/2 rows of through holes with oval cross sections and arrayed at intervals to be 360/N degrees are arranged on the valve plug in the radial direction, and each row is provided with M through holes. When the variable-speed motor drives the valve plug to rotate in the cylindrical cavity of the valve body, partial through holes of the valve body are connected through the through holes of the valve plug, and other through holes of the valve body are separated through the valve plug. Both the valve body and the valve plug are made of abrasion resistant materials. The friction sealing high-pressure reversing valve can adjust the air supply amount and the air supply time and is durable.
Description
Technical field
The present invention relates to one speed-adjustable motor and drive friction sealed high pressure reversing air valve, particularly relate to a kind of can regulate air demand and service life drive friction sealed high pressure reversing air valve with speed-adjustable motor, belong to valve technology field.
Background technique
Reversing air valve of the prior art, is divided into solenoid valve, hand valve, pneumatic valve, is divided into 23 in form and leads to kinds such as leading to for 25.As for seal aspect, major part is that high pressure resistant, lastingly resistance to, resistance to oxidation aspect is short of all to some extent by rubber seal rings for seal, and existence arbitrarily can not regulate air demand, service life problem.
Summary of the invention
For overcoming the technical problem existed in prior art, the goal of the invention of the application is to provide a kind of speed-adjustable motor and drives friction sealed high pressure reversing air valve, high pressure resistant, the resistance to lasting and resistance to oxidation of described reversing air valve.
For realizing described goal of the invention, a kind of speed-adjustable motor drives friction sealed high pressure reversing air valve, and it comprises valve body, spool and is arranged at valve body two ends and the valve gap coordinated with valve seal, it is characterized in that, valve body is provided with circular cylindrical cavity vertically, is disposed radially and is staggered each other
it is the first circular through hole that the N of degree arranges cross section, and often ranked first through hole is M; Described spool is cylindrical, and its diameter equals the diameter of the circular cylindrical cavity that valve body is arranged vertically, and spool has been disposed radially
row is staggered mutually each other
the cross section of degree is oval through hole, and often arranging through hole is M; When motoring spool rotates in the circular cylindrical cavity of valve body, the partial through holes of valve body is communicated with through the through hole of spool, and other through hole is by the partition of spool; Described valve body and spool all adopt high-abrasive material to make, wherein N be greater than or equal to 2 even number, M be greater than or equal to 2 integer.
Preferably, the minor axis that the diameter of the cross section of the first described through hole equals the cross section of through hole is long.
Preferably, described valve body is radially also provided with the second through hole for injecting lubricant oil.
Compared with prior art, because the valve body of selector valve and spool all adopt high-abrasive material to design.And be designed with timing lubricant refilling device.So durable can be accomplished, high pressure can also be accomplished when control supply gas pressure.If the air demand of adjustment and service life, only need to regulate, the rotating speed of speed-adjustable motor is just passable.Convenient and swift.
Accompanying drawing explanation
Figure 1A is the longitudinal cross-section schematic diagram along axis that speed-adjustable motor provided by the invention drives friction sealed high pressure reversing air valve when spool is in primary importance;
Figure 1B is the longitudinal cross-section schematic diagram along axis that speed-adjustable motor provided by the invention drives friction sealed high pressure reversing air valve when spool is in the second place;
Fig. 2 A is the schematic perspective view of the valve body of selector valve provided by the invention;
Fig. 2 B be the valve body of selector valve provided by the invention along axis longitudinal cross-section schematic diagram;
Fig. 3 A is the spool schematic perspective view of selector valve provided by the invention;
Fig. 3 B be the spool of selector valve provided by the invention along axis longitudinal cross-section schematic diagram.
Fig. 4 is the schematic diagram utilizing air compression system provided by the invention.
Embodiment
The present invention is described in detail below in conjunction with accompanying drawing.
Figure 1A is the longitudinal cross-section schematic diagram along axis that speed-adjustable motor provided by the invention drives friction sealed high pressure reversing air valve when spool is in primary importance; Figure 1B is the longitudinal cross-section schematic diagram along axis that speed-adjustable motor provided by the invention drives friction sealed high pressure reversing air valve when spool is in the second place, in sectional view, the through hole 14,15,16 and 17 of valve body does not exist, and marks in figure, just in order to describe the problem.As shown in Figure 1, electric change valve provided by the invention comprises valve body 2, spool 18 and is arranged at valve body two ends and the valve gap 1 and 3 coordinated with valve seal, wherein, one end of spool 18 is provided with axle 5 along axis, speed-adjustable motor can drive this axle to rotate, and can rotate when axle 5 rotates with movable valve plug 18 in the circular cylindrical cavity of valve body 2.It is circular through hole 6, through hole 7, through hole 8, through hole 9, through hole 14, through hole 15, through hole 16 and through hole 17 that valve body 2 is disposed radially cross section, wherein through hole 6 and through hole 7 are about axis AB symmetry, through hole 8 and through hole 9 are about axle AB line symmetry, through hole 14 and through hole 15 are about axis AB symmetry, and through hole 16 and through hole 17 are about axis AB symmetry.It is oval through hole 10, through hole 11, through hole 12 and through hole 13 that spool 18 is provided with cross section along axis.The minor axis that circular diameter equals ellipse is long.When spool 18 rotates to certain position in the circular cylindrical cavity of valve body 2, through hole 6 is communicated with through through hole 10 with through hole 7, and through hole 16 is communicated with through through hole 12 with through hole 17; Through hole 8 and through hole 9 are blocked by spool, and through hole 14 and through hole 15 are blocked by spool; When spool 18 rotates to another location in the circular cylindrical cavity of valve body 2, through hole 8 is communicated with through through hole 13 with through hole 9, and through hole 14 is communicated with through through hole 11 with through hole 15.Through hole 6 and through hole 7 are blocked by spool, and through hole 16 and through hole 17 are blocked by spool.
Fig. 2 A is the schematic perspective view of the valve body of selector valve provided by the invention; Fig. 2 B be the valve body of selector valve provided by the invention along axis longitudinal cross-section schematic diagram.As shown in Figure 2, the valve body 2 of selector valve is provided with circular cylindrical cavity vertically, being disposed radially the 4 row's cross sections of 90 degree of being staggered each other is circular through hole 6,8,15,17,7,9,14 and 16, wherein, through hole 6 and 8 is first row, and through hole 15 and 17 is second row, through hole 7 and 9 is the 3rd row, through hole 14 and 16 is the 4th row, and namely every exhausting hole is 2, and first, second, third and fourth exhausting hole is staggered 90 degree each other.Valve body 2 is also provided with three oil holes, and these three oil holes are arranged in the 3rd row.
Fig. 3 A is the spool schematic perspective view of selector valve provided by the invention; Fig. 3 B be the spool of selector valve provided by the invention along axis longitudinal cross-section schematic diagram.As shown in Figure 3, described spool is cylindrical, and its diameter equals the diameter of the circular cylindrical cavity that valve body is arranged vertically, and valve body and spool all adopt high-abrasive material to make, when adjustable bow curved roll speed motor band movable valve plug rotates in the cavity of valve body, friction sealed according to spool and valve body.It is oval through hole 10,11,12 and 13 that spool is disposed radially mutually be staggered each other cross section of 90 degree of 2 rows, and through hole 10 and 11 is first row, and through hole 12 and 13 is second row, and first row is mutually vertical with second row through hole.
Fig. 4 is the schematic diagram utilizing air compression system provided by the invention.As shown in Figure 4, air compression system comprises bladder air compressor, selector valve 20 and 21, Middle pressure draught fan, high pressure gas holder, source of high pressure steam (pressure of source of high pressure steam is greater than or equal to 10 standard atmospheric pressures) and condenser, wherein, bladder air compressor comprises container 23, container 25, the air bag 24 that is arranged on the air bag 22 in container 23 and is arranged in container 25, the upper end of container 23 is provided with threeway A, one end of this threeway A is communicated with air bag 22, and another two ends can be connected with outlet pipe respectively with suction tude; The lower end of container 23 is provided with threeway B, and one end of this threeway B is communicated with container 23, and another two ends can be connected with outlet pipe (or waste pipe) respectively with suction tude (or intake pipe).The upper end of container 25 is provided with threeway C, and one end of this threeway C is communicated with air bag 24, and another two ends can be connected with outlet pipe respectively with suction tude; The lower end of container 25 is provided with threeway D, and one end of this threeway D is communicated with container 5, and another two ends can be connected with outlet pipe (or waste pipe) respectively with (or intake pipe).Selector valve 20 and 21 has identical structure.As shown in Figure 4, the suction tude be communicated with air bag 22 is connected to the through hole 6 of the valve body of selector valve 20, the outlet pipe of Middle pressure draught fan is connected to the through hole 7 of the valve body of selector valve 20, the outlet pipe be communicated with air bag 24 is connected to the through hole 14 of the valve body of selector valve 20, the through hole 15 of the valve body of selector valve 20 is connected to high pressure gas holder through the second end of threeway.The suction tude be communicated with air bag 22 is connected to the through hole 8 of the valve body of selector valve 20, the outlet pipe of Middle pressure draught fan is connected to the through hole 9 of the valve body of selector valve 20, by the through hole 16 of the valve body that the outlet pipe be communicated with air bag 22 is connected to, the through hole 17 of the valve body of selector valve 20 is connected to high pressure gas holder through the second end of threeway.The suction tude be communicated with container 25 is connected to the through hole 8 of the valve body of selector valve 21, the outlet pipe of source of high pressure steam is connected to the through hole 9 of the valve body of selector valve 21 through one-way valve, the outlet pipe be communicated with is connected to the through hole 16 of the valve body of selector valve 21 with container 23.The suction tude be communicated with container 23 is connected to the through hole 6 of the valve body of selector valve 21, the outlet pipe of source of high pressure steam is connected to the through hole 7 of the valve body of selector valve 21 through one-way valve, the outlet pipe be communicated with is connected to the through hole 14 of the valve body of selector valve 21 with container 23.The through hole 15 and 17 of the valve body of selector valve 21 accesses the two ends of a threeway through two tracheaes, the 3rd end of this threeway is connected to condenser through one-way valve.
Working principle of the present invention is as follows: container 25 and container 23 are equivalent to two ventricles of human heart, be installed on two atrium that the air bag 24 at the top in container 25 and the roof airbag 22 be installed in container 23 are equivalent to human heart, control air bag 24 and air bag 22 alternating contractions and expansion, will by the air compressing in air bag to high pressure gas holder.Arrive 0
in time period, the outlet pipe of Middle pressure draught fan and the suction tude of air bag 24 are connected, the outlet pipe of air bag 22 and high pressure gas holder are connected, container 25 and condenser are connected, and container 23 and source of high pressure steam are connected, and inflate air to air bag 24 by Middle pressure draught fan, the steam of source of high pressure steam is filled into container 23, after air bag 24 is full of air, control selector valve 20 and selector valve 21 commutate, namely
arrive
in time period, the suction tude of Middle pressure draught fan and the suction tude of air bag 22 are connected, the outlet pipe of air bag 24 and high pressure gas holder are connected, container 23 and condenser are connected, container 25 and source of high pressure steam are connected, inflated to air bag 22 by Middle pressure draught fan, high compressed steam source enters container 25 by the suction tude bottom container 25 simultaneously, high compressed steam source fills high compressed steam to container 25 by selector valve 21, the air of air bag 24 is squeezed, high pressure gas holder is filled into by selector valve 20, after the air in air bag 22 is full of and air bag 24 fills contraction completely, control air operated reversing valve 20 and air operated reversing valve 21 action, namely exist
arrive
in time period, the suction tude of Middle pressure draught fan and the suction tude of air bag 24 are connected, the outlet pipe of air bag 22 and high pressure gas holder are connected, and container 25 and condenser are connected, and container 23 and source of high pressure steam are connected, air bag 24 is inflated air to by Middle pressure draught fan, the steam of source of high pressure steam is filled into container 23, and the air in air bag 22 is filled into high pressure gas holder, and Middle pressure draught fan is inflated to air bag 24, steam in container 25 enters condenser, repeats
arrive
process, just by air compressing to high pressure gas holder.
More than be described with reference to the accompanying drawings working principle of the present invention, but embodiment is only, for demonstration, the present invention is described.Specification is only for explaining claims.But protection scope of the present invention is not limited to specification.Any those skilled in the art of being familiar with are in the technical scope that the present invention discloses, and the change that can expect easily or replacement, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of claims.
Claims (1)
1. a speed-adjustable motor drives friction sealed high pressure reversing air valve, it comprises valve body, spool and be arranged at valve body two ends and the valve gap coordinated with valve seal, it is characterized in that, valve body is provided with circular cylindrical cavity vertically, it is circular through hole that valve body (2) is disposed radially the 4 row's cross sections of 90 degree of being staggered each other, be the first through hole (6), second through hole (7), third through-hole (8), fourth hole (9), fifth hole (14), 6th through hole (15), 7th through hole (16) and the 8th through hole (17), wherein, first through hole (6) and the second through hole (7) symmetric about the axis, third through-hole (8) and fourth hole (9) symmetric about the axis, fifth hole (14) and the 6th through hole (15) symmetric about the axis, 7th through hole (16) and the 8th through hole (17) symmetric about the axis, first through hole (6) and third through-hole (8) are first row, 6th through hole (15) and the 8th through hole (17) are second row, second through hole (7) and fourth hole (9) are the 3rd row, fifth hole (14) and the 7th through hole (16) are the 4th row, described spool is cylindrical, its diameter equals the diameter of the circular cylindrical cavity that valve body is arranged vertically, it is oval through hole that spool (18) is disposed radially mutually be staggered each other cross section of 90 degree of 2 rows, be the first through hole (10), the second through hole (11), the 3rd through hole (12) and the 4th through hole (13), first through hole (10) and the second through hole (11) are first row, and the 3rd through hole (12) and the 4th through hole (13) are second row, one end of spool is provided with axle along axis, and speed-adjustable motor can drive this axle to rotate, when spool (18) rotates to certain position in the circular cylindrical cavity of valve body (2), the first through hole (6) is communicated with through the first through hole (10) with the second through hole (7), and the 7th through hole (16) is communicated with through the 3rd through hole (12) with the 8th through hole (17), third through-hole (8) and fourth hole (9) are blocked by spool, and fifth hole (14) and the 6th through hole (15) are blocked by spool, when spool (18) rotates to another location in the circular cylindrical cavity of valve body (2), third through-hole (8) is communicated with through the 4th through hole (13) with fourth hole (9), and fifth hole (14) is communicated with through the second through hole (11) with the 6th through hole (15), first through hole (6) and the second through hole (7) are blocked by spool, and the 7th through hole (16) and the 8th through hole (17) are blocked by spool, described valve body and spool all adopt high-abrasive material to make.
2. speed-adjustable motor according to claim 1 drives friction sealed high pressure reversing air valve, it is characterized in that, the minor axis that the diameter of the cross section of described the first through hole (6), the second through hole (7), third through-hole (8), fourth hole (9), fifth hole (14), the 6th through hole (15), the 7th through hole (16) and the 8th through hole (17) equals the cross section of through hole is long.
3. speed-adjustable motor according to claim 2 drives friction sealed high pressure reversing air valve, it is characterized in that, described valve body is radially also provided with the through hole for injecting lubricant oil.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210538717.2A CN103062443B (en) | 2012-12-14 | 2012-12-14 | Friction sealing high-pressure reversing valve driven by variable-speed motor |
| PCT/CN2013/088785 WO2014090118A1 (en) | 2012-12-14 | 2013-12-06 | Directional control valve, air compression subsystem, and integrated water utilization system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210538717.2A CN103062443B (en) | 2012-12-14 | 2012-12-14 | Friction sealing high-pressure reversing valve driven by variable-speed motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103062443A CN103062443A (en) | 2013-04-24 |
| CN103062443B true CN103062443B (en) | 2015-06-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210538717.2A Expired - Fee Related CN103062443B (en) | 2012-12-14 | 2012-12-14 | Friction sealing high-pressure reversing valve driven by variable-speed motor |
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| Country | Link |
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| CN (1) | CN103062443B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014090118A1 (en) * | 2012-12-14 | 2014-06-19 | 青岛格兰德新能源有限公司 | Directional control valve, air compression subsystem, and integrated water utilization system |
| CN105221793A (en) * | 2015-10-29 | 2016-01-06 | 綦江大力神齿轮有限公司 | Gearshift control valve |
| CN105971958A (en) * | 2016-06-12 | 2016-09-28 | 山东嘉岩石油科技开发有限公司 | Two-position four-way rotating reversing valve |
| GB201713435D0 (en) * | 2017-08-22 | 2017-10-04 | Cummins Ltd | Valve |
| CN112977213B (en) * | 2021-03-05 | 2022-07-01 | 延锋国际座椅***有限公司 | Control device of pneumatic waist support |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1449367A (en) * | 1974-03-25 | 1976-09-15 | Etter Berwyn E | Metering valve |
| CN2100533U (en) * | 1991-04-11 | 1992-04-01 | 淄博化工设备厂 | Shunt valve |
| CN201680000U (en) * | 2010-05-21 | 2010-12-22 | 中山华帝燃具股份有限公司 | Fuel gas regulation valve with winter and summer converting function |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003049958A (en) * | 2001-08-03 | 2003-02-21 | Tokyo Keiso Co Ltd | Opening and closing valve of connecting passage for differential pressure detector |
-
2012
- 2012-12-14 CN CN201210538717.2A patent/CN103062443B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1449367A (en) * | 1974-03-25 | 1976-09-15 | Etter Berwyn E | Metering valve |
| CN2100533U (en) * | 1991-04-11 | 1992-04-01 | 淄博化工设备厂 | Shunt valve |
| CN201680000U (en) * | 2010-05-21 | 2010-12-22 | 中山华帝燃具股份有限公司 | Fuel gas regulation valve with winter and summer converting function |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103062443A (en) | 2013-04-24 |
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