CN104196799A - Handheld pneumatic reversing control valve for remote operation - Google Patents
Handheld pneumatic reversing control valve for remote operation Download PDFInfo
- Publication number
- CN104196799A CN104196799A CN201410426752.4A CN201410426752A CN104196799A CN 104196799 A CN104196799 A CN 104196799A CN 201410426752 A CN201410426752 A CN 201410426752A CN 104196799 A CN104196799 A CN 104196799A
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- air flue
- valve body
- control valve
- guide
- guiding air
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- Mechanically-Actuated Valves (AREA)
Abstract
The invention relates to a handheld pneumatic reversing control valve for remote operation, and belongs to the technical field of air operation. The handheld pneumatic reversing control valve is formed by connecting a valve body, a handle and buttons. The valve body is provided with two sets of guide air channels of the identical structure, copper sleeves are embedded into the upper segments of the guide air channels, guide rods are arranged in the guide air channels, the upper segments of the guide rods are in sliding fit with the copper sleeves of the guide air channels, two sealing grooves and a sealing ring are arranged on the upper segment of each guide rod, dynamic sealing is formed between the sealing grooves, the sealing rings, the copper sleeves and the inner walls of the guide air channels, conical sealing faces are arranged on the middle segments of the guide air channels, and rubber balls, resetting springs and plug screws are arranged in sequence from the conical sealing faces in the axial direction. An air path connector A and an air path connector B are formed in the middle segment of each guide air channel, connecting air channels are arranged on the upper segment and the lower segment between the two guide air channels respectively, the upper connecting air channel is provided with an exhaust port R, the lower connecting air channel is provided with an air inlet P, the buttons are arranged at the upper ends of the two guide rods respectively and fixed to the valve body through pins, and the handle is arranged on one side of the valve body. The handheld pneumatic reversing control valve has the advantages of being simple in structure, small in size, low in cost, reliable in movement and the like.
Description
Technical field
The present invention relates to pneumatics field, more particularly, the present invention relates to a kind of for remote-operated one for remote-operated hand-held pneumatic reversing control valve.
Background technique
The equipment much driving with pneumatic motor, the control that need to commutate in the time of work, as Pneumatic trolley, engine air barring mechanism, air hoist, compressed air hoist etc.This class application, conventionally need to, the remote-operated a kind of clockwise and anticlockwise of for remote-operated hand-held pneumatic reversing control valve controlling pneumatic motor mobile by convenience.Existing remote operation selector valve can only be served as pilot-actuated valve because air flue latus rectum is little, must connect a bigbore three-position five-way double gas control valve again and use together when application.There are the problems such as volume weight is large, internal structure is complicated, manufacture cost is high, poor reliability in existing selector valve in addition, affected integral device reliability of operation, makes troubles to industrial production and Military Application.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, provide a kind of simple in structure, volume is little, cost is low and the one of reliable in action for remote-operated hand-held pneumatic reversing control valve.
The object of the invention is to be achieved through the following technical solutions:
A kind of for remote-operated hand-held pneumatic reversing control valve, connected and composed by valve body, handle and button.Described valve body is provided with two groups of guiding air flues that structure is identical, described guiding air flue is step hole form, two sections aperture is greater than aperture, stage casing, described guiding air flue epimere is inlaid with copper sheathing, described guiding air flue is provided with the guide rod supporting with it, described guide rod is Step Shaft form, the diameter of guide rod epimere is greater than the diameter of hypomere, guide rod epimere is slidably matched with the copper sheathing of guiding air flue, guide rod epimere is provided with two seals groove and seal ring, and form motive sealing between copper sheathing and guiding air flue inwall, described guiding air flue hypomere and connecting part, stage casing are provided with conical seal (contact) face, begin from conical seal (contact) face, be provided with successively vertically ball, Returnning spring and plug screw, on the stage casing of described guiding air flue, be radially provided with A, B air-path interface, article two, between guiding air flue, be also respectively equipped with connection air flue at upper and lower section, described epimere connects air flue and is provided with relief opening R, described hypomere connects air flue and is provided with suction port P, described button is arranged on respectively the upper end of two guide rods, and be fixed on valve body with bearing pin, described valve body one side is provided with handle.
Object of the present invention can also be achieved through the following technical solutions:
End, described copper sheathing upper end and valve body end face maintain an equal level, and its end, lower end is arranged on epimere and connects edge on the pore of air flue.The pore of described hypomere connection air flue is arranged on the lower end of conical seal (contact) face.End and the ball of described lower end of the guide rod offset.
Compared with prior art, the present invention has following beneficial effect:
The present invention has changed numerous and diverse structure of existing hand-held pneumatic selector valve completely, employing straightens footpath guide rod, shares the sealing of pressure relief opening, ball, pilot hole has the technology such as air flue function simultaneously and implements, and makes control valve simple and reliable for structure, and part is few, volume is little, and manufacture cost also reduces greatly.Because this selector valve air flue latus rectum is large, can commutate by the lower-powered pneumatic motor of direct control operation, and without increasing in addition heavy caliber Pneumatic valve, for pneumatic equipment remote control operation provides convenient and practical configuration.
Brief description of the drawings
Fig. 1 is a kind of for remote-operated hand-held pneumatic reversing control valve front section view;
Fig. 2 is a kind of for remote-operated hand-held pneumatic reversing control valve side sectional view;
Fig. 3 is a kind of for remote-operated hand-held pneumatic reversing control valve work demonstration graph;
Fig. 4 is a kind of for remote-operated hand-held pneumatic reversing control valve connection pneumatic motor schematic diagram.
In figure: plug screw 1, Returnning spring 2, ball 3, guide rod 4, seal ring 5, copper sheathing 6, button 7, valve body 8, guiding air flue 9, conical seal (contact) face 9-1, epimere connect air flue 10, hypomere connects air flue 11, handle 12, bearing pin 13, pneumatic motor 14, source of the gas 15, tracheae 16, air-path interface A, B, relief opening R, suction port P, positive and negative rotation of motor suction port E, F.
Embodiment
Below in conjunction with drawings and Examples, essentiality content of the present invention is described in further detail:
As depicted in figs. 1 and 2: a kind of for remote-operated hand-held pneumatic reversing control valve, connected and composed by valve body 8, handle 12 and button 7.Valve body 8 is provided with two groups of guiding air flues 9 that structure is identical, guiding air flue 9 is step hole form, and two sections aperture is greater than aperture, stage casing, and guiding air flue 9 epimeres are inlaid with copper sheathing 6, copper sheathing 6 ends, upper end and valve body 8 end faces maintain an equal level, and its end, lower end is arranged on epimere and connects edge on the pore of air flue 10.Guiding air flue 9 is provided with the guide rod supporting with it 4, guide rod 4 is Step Shaft form, the diameter of guide rod 4 epimeres is greater than the diameter of hypomere, guide rod 4 epimeres are slidably matched with the copper sheathing 6 on guiding air flue 9, guide rod 4 epimeres are provided with two seals groove and seal ring 5, and form motive sealing between copper sheathing 6 and guiding air flue 9 inwalls.Guiding air flue 9 hypomeres and connecting part, stage casing are provided with conical seal (contact) face 9-1, begin from conical seal (contact) face 9-1, are provided with successively vertically ball 3, Returnning spring 2 and plug screw 1.Ball 3 coordinates with conical seal (contact) face 9-1, and air flue 9 states of isolation above lead for formation guiding air flue 9 hypomeres and stage casing.On the stage casing of guiding air flue 9, be radially provided with air-path interface A, B.Article two, between guiding air flue 9, be also respectively equipped with and connect air flue 10,11 at upper and lower section, two bar guiding air flues 9 are communicated with.Epimere connection air flue 10 is arranged on the nearly middle section of epimere of guiding air flue 9, the pore of hypomere connection air flue 11 is arranged on the lower end of conical seal (contact) face 9-1, epimere connects air flue 10 and is provided with relief opening R, hypomere connects air flue and is provided with suction port P, button 7 is arranged on respectively the upper end of two guide rods 4, and is fixed on valve body 8 with bearing pin 13.End and the ball 3 of guide rod 4 lower ends offset.Valve body 8 one sides are provided with the handle 12 that facilitates staff to grip.
Embodiment:
1. as shown in Figure 1: in the time that one is in free state for remote-operated hand-held pneumatic reversing control valve, ball 3 tops are pressed in the upper connection air flue 11 with sealing hypomere of conical seal (contact) face 9-1 by the interior Returnning spring 2 of guiding air flue 9, is also just equivalent to seal suction port P.At this moment two guiding air flues 9 are all (being that working hole A, B all communicate with relief opening R) that communicate with the air flue 10 that is connected of epimere.
2. work as and press next button 7, when guide rod 4 is depressed, two variations of the guiding interior generation of air flue 9: the one, ball 3 is pushed away conical seal (contact) face 9-1 by guide rod 4, and suction port P communicates with working hole B; The 2nd, seal ring 5 air flue 9 upper end closeds that will lead.Now working hole A and relief opening R still communicate (referring to Fig. 3).As press another button 7, and principle is identical, and suction port P communicates with working hole A.
3. when after release button 7, Returnning spring 2 promotes ball 3 and guide rod 4 resets, and the connection air flue 11 of hypomere seals, and air-path interface A, B communicate with the air flue 10 that is connected of epimere, and operating air pressure is able to from relief opening R pressure release (referring to Fig. 1).
4. when this one is used for the supporting pneumatic motor 14 of remote-operated hand-held pneumatic reversing control valve, select the tracheae 16 of appropriate length that suction port P is connected to source of the gas 15, air-path interface A, B are connected with forward and backward suction port E, F on pneumatic motor 14 respectively, while needs, one-handed operation is pressed different button 7, can realize the work (referring to Fig. 4) of pneumatic motor 14 different rotation directions.
Can find out from above statement, the present invention is easy and simple to handle, and switch operation response is fast, be particularly suitable for pneumatic motor 14 supporting, as the long-range switch operation instrument of certain distance.
Claims (4)
1. one kind for remote-operated hand-held pneumatic reversing control valve, by valve body, handle and button connect and compose, it is characterized in that: described valve body is provided with two groups of guiding air flues that structure is identical, described guiding air flue is step hole form, two sections aperture is greater than aperture, stage casing, described guiding air flue epimere is inlaid with copper sheathing, described guiding air flue is provided with the guide rod supporting with it, described guide rod is Step Shaft form, the diameter of guide rod epimere is greater than the diameter of hypomere, guide rod epimere is slidably matched with the copper sheathing of guiding air flue, guide rod epimere is provided with two seals groove and seal ring, and form motive sealing between copper sheathing and guiding air flue inwall, described guiding air flue hypomere and connecting part, stage casing are provided with conical seal (contact) face, begin from conical seal (contact) face, be provided with successively vertically ball, Returnning spring and plug screw, on the stage casing of described guiding air flue, be radially provided with A, B air-path interface, article two, between guiding air flue, be also respectively equipped with connection air flue at upper and lower section, described epimere connects air flue and is provided with relief opening R, described hypomere connects air flue and is provided with suction port P, described button is arranged on respectively the upper end of two guide rods, and be fixed on valve body with bearing pin, described valve body one side is provided with handle.
2. one according to claim 1 for remote-operated hand-held pneumatic reversing control valve, is characterized in that: end, described copper sheathing upper end and valve body end face maintain an equal level, and its end, lower end is arranged on edge on the pore of epimere connection air flue.
3. one according to claim 1, for remote-operated hand-held pneumatic reversing control valve, is characterized in that: the pore of described hypomere connection air flue is arranged on the lower end of conical seal (contact) face.
4. one according to claim 1, for remote-operated hand-held pneumatic reversing control valve, is characterized in that: end and the ball of described lower end of the guide rod offset.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410426752.4A CN104196799A (en) | 2014-08-27 | 2014-08-27 | Handheld pneumatic reversing control valve for remote operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410426752.4A CN104196799A (en) | 2014-08-27 | 2014-08-27 | Handheld pneumatic reversing control valve for remote operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104196799A true CN104196799A (en) | 2014-12-10 |
Family
ID=52082142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410426752.4A Pending CN104196799A (en) | 2014-08-27 | 2014-08-27 | Handheld pneumatic reversing control valve for remote operation |
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| CN (1) | CN104196799A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2540217A1 (en) * | 1983-02-01 | 1984-08-03 | Standard Hydro Sa | Directional control valve for a pneumatic jack intended particularly for handling and lifting vehicles |
| CN201129329Y (en) * | 2007-10-24 | 2008-10-08 | 中国航天科技集团公司烽火机械厂 | Static pressure balance type electromagnetic direction changing valve |
| CN201318476Y (en) * | 2008-11-25 | 2009-09-30 | 厦门市易洁卫浴有限公司 | Labor-saving press-button type switching valve |
| CN201517641U (en) * | 2009-09-16 | 2010-06-30 | 浙江科力汽车配件有限公司 | Stroke control gear shifting box operating valve |
| CN201661535U (en) * | 2010-02-10 | 2010-12-01 | 飞翼股份有限公司 | Hydraulic system capable of being controlled remotely |
| CN202561077U (en) * | 2012-05-02 | 2012-11-28 | 浙江亿日气动科技有限公司 | Dual valve push rod splitting device |
| CN103486302A (en) * | 2013-09-22 | 2014-01-01 | 慈溪在业机械制造有限公司 | Novel double valve device |
| CN204003735U (en) * | 2014-08-27 | 2014-12-10 | 毅联实业(上海)有限公司 | A kind of for remote-operated hand-held pneumatic reversing control valve |
-
2014
- 2014-08-27 CN CN201410426752.4A patent/CN104196799A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2540217A1 (en) * | 1983-02-01 | 1984-08-03 | Standard Hydro Sa | Directional control valve for a pneumatic jack intended particularly for handling and lifting vehicles |
| CN201129329Y (en) * | 2007-10-24 | 2008-10-08 | 中国航天科技集团公司烽火机械厂 | Static pressure balance type electromagnetic direction changing valve |
| CN201318476Y (en) * | 2008-11-25 | 2009-09-30 | 厦门市易洁卫浴有限公司 | Labor-saving press-button type switching valve |
| CN201517641U (en) * | 2009-09-16 | 2010-06-30 | 浙江科力汽车配件有限公司 | Stroke control gear shifting box operating valve |
| CN201661535U (en) * | 2010-02-10 | 2010-12-01 | 飞翼股份有限公司 | Hydraulic system capable of being controlled remotely |
| CN202561077U (en) * | 2012-05-02 | 2012-11-28 | 浙江亿日气动科技有限公司 | Dual valve push rod splitting device |
| CN103486302A (en) * | 2013-09-22 | 2014-01-01 | 慈溪在业机械制造有限公司 | Novel double valve device |
| CN204003735U (en) * | 2014-08-27 | 2014-12-10 | 毅联实业(上海)有限公司 | A kind of for remote-operated hand-held pneumatic reversing control valve |
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Application publication date: 20141210 |
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| RJ01 | Rejection of invention patent application after publication |