CN103742677A - Supplying device achieving automatic filling through mechanical effect - Google Patents
Supplying device achieving automatic filling through mechanical effect Download PDFInfo
- Publication number
- CN103742677A CN103742677A CN201310731882.4A CN201310731882A CN103742677A CN 103742677 A CN103742677 A CN 103742677A CN 201310731882 A CN201310731882 A CN 201310731882A CN 103742677 A CN103742677 A CN 103742677A
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- Prior art keywords
- valve
- seat
- rod
- piston
- cylinder
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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
- 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
- F16K11/04—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only lift valves
- F16K11/044—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only lift valves with movable valve members positioned between valve seats
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02N—STARTING OF COMBUSTION ENGINES; STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
- F02N9/00—Starting of engines by supplying auxiliary pressure fluid to their working chambers
- F02N9/04—Starting of engines by supplying auxiliary pressure fluid to their working chambers the pressure fluid being generated otherwise, e.g. by compressing air
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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
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/122—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston
Abstract
The invention relates to a supplying device achieving automatic filling through mechanical effect. The supplying device achieving automatic filling through the mechanical effect comprises an area variable piston device, an automatic reversing device and a reversing valve; the area variable piston device comprises a cylinder, an upper cover, a liquid chamber piston assembly and a gas chamber piston assembly; the cylinder is fixedly connected with the upper cover; a liquid chamber piston base is in contact with the inner wall of the cylinder in a sealing mode; a limit cylinder is fixed on the liquid chamber piston base; the limit cylinder is in contact with a gas chamber piston base; one end of a piston rod is fixed on the liquid chamber piston base; the area of the gas chamber piston base is less than that of the liquid chamber piston base; the automatic reversing device comprises a connecting cylinder, an ejection rod assembly and a stroke conversing device which is arranged inside the connecting cylinder; one end of the connecting cylinder is fixedly connected with the upper cover; the free end of an ejection rod acts on the reversing valve. The supplying device achieving automatic filling through the mechanical effect can achieve automatic filling and discharging conversion depending on the supplying device, achieve engine starting for a plurality of times and provide working mediums for system operation without additional electrical signal and a motion gas source.
Description
Technical field
The present invention relates to the field of repeatedly piloting engine, specifically realize a kind of supplier that motor repeatedly starts.
Background technique
In order to make China's motor possess multiple-start capability, need to develop a kind ofly store, low-cost, high performance motor.
For simplification system, improve reliability, reduce motor gross mass, and will realize engine working substance joint supply, must a kind of brand-new supplier of design.This supplier should complete fast, repeatedly starting, for engine operation provides stable working medium, can also provide high-pressure working medium for systems such as hydraulic servo devices again.
Summary of the invention
The technical problem that the present invention solves is: overcome without additional electrical signal and action source of the gas, design a kind of can lean on self complete automatic filling, discharge is changed, realize that motor repeatedly starts and provide the supplier of working medium for system works.
The technical solution that the present invention takes is:
By mechanism, realize a supplier for automatic filling, its special way is: comprise variable-area piston apparatus, automatic reversing apparatus and selector valve,
Described variable-area piston apparatus comprises cylindrical shell 1, upper cover 2, sap cavity piston assembly 3 and air cavity piston assembly 4, and described cylindrical shell 1 is fixedly connected with upper cover;
Described sap cavity piston assembly 3 comprises sap cavity piston seat 31 and positioning cylinder 32, described sap cavity piston seat 31 contacts with the inner wall sealing of cylindrical shell 1, described sap cavity piston seat 31 is divided into sap cavity 101 and the first cavity 103 by the inner chamber of cylindrical shell 1, described positioning cylinder 32 is fixed on sap cavity piston seat 31, the ingress of described cylindrical shell 1 is provided with high-pressure working medium joint 18, and described high-pressure working medium joint is communicated with sap cavity;
Described air cavity piston assembly 4 comprises piston rod 41 and is fixed on the air cavity piston seat 42 on piston rod 41, described air cavity piston seat 42 contacts with the inner wall sealing of upper cover 1, on described, cover to be provided with and control gas joint 23, described air cavity piston seat is divided into air cavity 102 and the second cavity by upper cover cavity, described the first air cavity is communicated with the second cavity, described control gas joint is communicated with air cavity, described positioning cylinder contacts with air cavity piston seat 42, one end of described piston rod is fixed on sap cavity piston seat, and the other end of described piston rod stretches out outside upper cover;
The area of described air cavity piston seat 42 is less than the area of sap cavity piston seat 31, and described sap cavity piston seat 31 can move axially along cylindrical shell 1 under pressure, and described air cavity piston seat 42 can move axially along upper cover 2 under pressure;
Described automatic reversing apparatus comprises connecting cylinder 11, push rod component and is positioned at the stroke conversion equipment of connecting cylinder, and one end of described connecting cylinder 11 is fixedly connected with upper cover;
Described push rod component comprises guide cylinder 22, is fixed on the adjustment ring 10 of guide cylinder one end, is fixed on the push rod 12 of the guide cylinder the other end, and described guide cylinder 22 is positioned at connecting cylinder 11, and described push rod contacts with connecting cylinder sealing;
Described stroke conversion equipment comprises bearing 6, screw rod 7, main spring 8, spring seat 9 and connecting rod, described spring seat 9 is fixed on piston rod, one end of described connecting rod is fixed on the end of piston rod, the other end of described connecting rod is fixedly connected with bearing, described main spring 8 is sleeved on piston rod, one end of described main spring 8 is fixed on spring seat, and the other end of described main spring 8 is fixed on bearing 6, and described bearing can drive guide cylinder to drive push rod motion;
The free end of described push rod acts on selector valve, by selector valve, is opened or closed and is controlled liquid service duct.
Above-mentioned selector valve comprises valve body 16, spool 13, valve head 14, valve seat 15, described valve body is fixed on the other end of upper cover, on described valve body, be provided with and control liquid inlet attack, control liquid outlet connection and floss hole, described control liquid outlet connection is being controlled between liquid inlet attack and floss hole, described spool 13 comprises seal spool head 131 and valve rod 132, one end of described valve rod 132 is fixedly connected with seal spool head, described valve rod runs through valve seat, the other end of described valve rod 132 is fixedly connected with valve head 14, described control liquid inlet attack is positioned at the first end of seal spool, described floss hole is positioned at valve head 14 one end, between described valve rod and spool, be provided with and control liquid runner 152, on described valve seat 15, be provided with pod apertures 151, described pod apertures 151 is communicated with to be controlled liquid runner 152 and controls liquid outlet connection,
The free end of described push rod acts on spool 13, drives spool sealing head 131 and valve seat or valve head 14 and valve base sealing.
On above-mentioned valve rod 132, be provided with two " ten " shaped support frames.
Above-mentioned seal spool head 131 comprises " C " shape connecting base and is fixed on the sealing head on " C " shape connecting base, and described " C " shape connecting base contacts with the free end of push rod, forms " H " the directed contact of type, described sealing head contacts with valve base sealing.
The face that above-mentioned sealing head contacts with valve seat is the conical surface, and described valve seat is that the face of sealing head contact is concave spherical surface, and described concave spherical surface and the conical surface form the sealing surface of valve seat and spool.
The Area Ratio of above-mentioned sap cavity piston assembly and air cavity piston assembly is 2.69.
One end of above-mentioned piston rod is fixed on sap cavity piston seat by nut 5.
Between above-mentioned sap cavity piston seat and cylinder inboard wall by the rubber seal 17 of different section type shape.
The present invention's beneficial effect is compared with prior art:
1, the present invention, without additional electrical signal and action source of the gas, can realize the reliable unlatching of generator by supplier self, thus realize motor fast, repeatedly starting.
2, the present invention guaranteed motor and other system not only can joint work, but also can work independently.
3, the present invention has cancelled the needed high-pressure working medium storage of other system for system, has realized the integrated design of motor and other system, has simplified system, has improved reliability;
4, by the present invention, significantly reduced the gross mass of engine system.
Accompanying drawing explanation
Fig. 1 is the structure diagram of supplier of the present invention
Fig. 2 is the structural representation of selector valve of the present invention;
Fig. 3 is the B place enlarged view of Fig. 1, spool valve seat ball face sealing structure schematic diagram;
Fig. 4 is the cross supporting frame schematic diagram on spool;
Fig. 5 is the A place enlarged view of Fig. 1, i.e. the rubber seal structural representation of different section type shape;
Fig. 6 is spool of the present invention and the directed schematic diagram that contacts of push rod " H " type.
Embodiment
As shown in Figure 1, a kind of supplier of realizing automatic filling by mechanism, this supplier is comprised of main parts size such as cylindrical shell 1, upper cover 2, sap cavity piston assembly 3, air cavity piston assembly 4, nut 5, bearing 6, screw rod 7, main spring 8 and spring seat 9, adjustment ring 10, connecting cylinder 11, push rod 12, spool 13, valve head 14, valve seat 15, valve body 16, rubber o-rings 17, this supplier is without additional electrical signal and action source of the gas, can realize reliably opening or closing of selector valve, thus realize main frame extruding type fast, repeatedly starting.
Sap cavity piston assembly 3 comprises sap cavity piston seat 31 and positioning cylinder 32, sap cavity piston seat 31 contacts with cylindrical shell 1 inner wall sealing, sap cavity piston seat 31 is divided into sap cavity 101 and the first cavity 103 by the inner chamber of cylindrical shell 1, positioning cylinder 32 is fixed on sap cavity piston seat 31, the ingress of cylindrical shell 1 is provided with high-pressure working medium joint 18, and described high-pressure working medium joint high-pressure working medium joint is communicated with sap cavity;
Air cavity piston assembly 4 comprises piston rod 41 and is fixed on the air cavity piston seat 42 on piston rod 41, air cavity piston seat 42 contacts with the inner wall sealing of upper cover 1, on cover to be provided with and control gas joint 23, air cavity piston seat is divided into air cavity 102 and the second cavity by upper cover cavity, and the first air cavity is communicated with the second cavity.Control gas joint and be communicated with air cavity, positioning cylinder contacts with air cavity piston seat 42, and one end of piston rod is fixed on sap cavity piston seat, and the other end of piston rod stretches out outside upper cover; The joint of upper cover and cylindrical shell is provided with position limit socket; The area of air cavity piston seat 42 is less than the area of sap cavity piston seat 31, the moving axially along cylindrical shell 1 or upper cover 2 under the pressure-acting of air cavity and sap cavity of sap cavity piston seat 31 and air cavity piston seat;
Generally the Area Ratio of sap cavity piston seat and air cavity piston seat is designed to 2.69, having realized and having utilized the pressure accumulation gas in the gas cylinder being attached thereto is working medium supercharging, for engine system provides stable working medium supply.
The stroke conversion equipment of required little stroke when the stroke greatly when supplier sap cavity liquid level is changed that automatic reversing apparatus comprises connecting cylinder 11, push rod component and is positioned at connecting cylinder is converted to selector valve action, one end of connecting cylinder 11 is fixedly connected with upper cover; Push rod component comprises guide cylinder 22, is fixed on the adjustment ring 10 of guide cylinder one end, is fixed on the push rod 12 of the guide cylinder the other end, and guide cylinder 22 is positioned at connecting cylinder 11, and push rod contacts with connecting cylinder sealing; Stroke conversion equipment comprises bearing 6, screw rod 7, main spring 8, spring seat 9 and connecting rod, spring seat 9 is fixed on piston rod, one end of connecting rod is fixed on the end of piston rod, the other end of connecting rod is fixedly connected with bearing, main spring 8 is sleeved on piston rod, one end of main spring 8 is fixed on spring seat, and the other end of main spring 8 is fixed on bearing 6, and bearing can drive guide cylinder to drive push rod motion; The free end of push rod acts on selector valve, by selector valve, is opened or closed and is controlled liquid service duct.
Its stroke large (being greater than 40mm) during supplier sap cavity filling (discharge), and the stroke less (be not more than 1mm) of selector valve while switching, for guaranteeing both co-ordinations, is situated between and needs design runlength conversion equipment.This device has reduced architecture quality, and has guaranteed the speed of response of selector valve.
As shown in Figure 2, selector valve comprises valve body 16, spool 13, valve head 14, valve seat 15, valve body is fixed on the other end of upper cover, on valve body, be provided with and control liquid inlet attack, control liquid outlet connection and floss hole, controlling liquid outlet connection is controlling between liquid inlet attack and floss hole, spool 13 comprises seal spool head 131 and valve rod 132, one end of valve rod 132 is fixedly connected with seal spool head, valve rod runs through valve seat, the other end of valve rod 132 is fixedly connected with valve head 14, control liquid inlet attack and be positioned at the first end of seal spool, floss hole is positioned at valve head 14 one end, between valve rod and spool, be provided with and control liquid runner 152, on valve seat 15, be provided with pod apertures 151, pod apertures 151 is communicated with to be controlled liquid runner 152 and controls liquid outlet connection, the free end of push rod acts on spool 13, drives spool sealing head 131 and valve seat or valve head 14 and valve base sealing.
Working procedure:
Selector valve upper end spool 13 is in open mode, motor is in running order, by high-pressure working medium joint to sap cavity filling high-pressure working medium, high-pressure working medium promotes sap cavity piston assembly 3 and moves downward, sap cavity piston assembly 3 is by gas in compression air cavity, air cavity piston assembly 4 is connected with screw rod 7 is fastening by connecting rod, the connecting rod of air cavity piston assembly 4 promotes spring seat 9 and drives main spring 8 promotion bearings 6 to move downward, when bearing 6 moves to push rod 12 bottom end, main spring 8 starts compression, sap cavity piston assembly 3 continues to move downward, push rod 12 contacts with spool 13 is fastening, when main spring acts on downward power on push rod 12 and is greater than selector valve entrance and controls liquid and act on the power making progress on spool 13, spool 13 moves downward, selector valve goes out, inlet channel is closed rapidly, outlet is opened with floss hole, thereby cut off the control liquid service duct of Filling apparatus, high-pressure working medium filling operation.In said process, by compression, pressure constantly increases with controlling in the gas cylinder that gas phase connects gas, and when the active force on acting on air cavity piston assembly 4 is greater than working medium and acts on the power on sap cavity piston assembly 3, supplier filling completes.
When engine start or other system works, gas cylinder mesohigh gas push air cavity piston assembly 4 moves upward, when moving to as shown in Figure 1 position, screw rod 7 drives bearing 6 compression main springs 8 to promote to move upward with the fastening adjustment ring being connected 10 of push rod 12 with flexible spring seat 9, when main spring power is greater than selector valve entrance and controls liquid and act on power downward on spool 13, spool 13 moves upward, selector valve exit and entrance is opened, valve head 14 is closed, the high-pressure working medium service duct of Filling apparatus is opened, Filling apparatus starting.In the gas cylinder being connected by control gas joint 23 with upper cover in said process, gas is expanded, pressure constantly reduces, active force on acting on air cavity piston assembly 4 is less than when high-pressure working medium acts on the power on sap cavity piston 3, supplier has discharged, sap cavity piston assembly 3 starts to move downward, high-pressure working medium starts filling supplier, repeats next circulation.
Selector valve is the final executive component of automatic reversing apparatus.When valve head and valve base sealing, open selector valve gateway; When spool and valve base sealing, selector valve gateway is closed, and medium is discharged from floss hole.This selector valve design feature mainly contain following some:
A, stroke short (0.6～1.05mm), fast response time;
B, change-over valve core and automatic reversing apparatus push rod adopt the directed Connecting format of " H " type.This Placement will make after spool assembling can be upper and lower along push rod locating face, horizontally slip, and while having solved spool, valve base sealing, centering problem of poor, has guaranteed sealing.
C, for preventing in transportation process spool trace play problem, designed retaining spring.
D, selector valve adopt the seal form of concave spherical surface and the conical surface, and by facing-up two surfaces to guarantee reliable and stable sealing.
E, the flexibility for guaranteeing that change-over valve core moves have designed two " ten " shaped support frames and on surface of contact, have sprayed lubricant coating on spool, and spool and valve seat are slidably matched, and have guaranteed the flexibility of selector valve motion and the accuracy of transposition.
As shown in Figure 3, the sealing of selector valve ingress adopts the sealing configuration form of valve seat 15 concave spherical surfaces and spool 13 conical surfaces, during assembling, by grinding, guarantees reliable and stable sealing.
As shown in Figure 4, on change-over valve core 13, design two " ten " fonts and support and on surface of contact, spray solid lubricant coating, be slidably matched with valve seat 15, guarantee flexibility and the transposition accuracy of selector valve motion.
As shown in Figure 5, adopt the rubber seal 17 of different section type shape, to realize the reliable motive sealing of enlarged bore piston.
As shown in Figure 6, seal spool head 131 comprises " C " shape connecting base and is fixed on the sealing head on " C " shape connecting base, and " C " shape connecting base contacts with the free end of push rod, forms " H " the directed contact of type, sealing head contacts with valve base sealing.Change-over valve core 13 and automatic reversing apparatus push rod 12 adopts " H " type is directed is connected situation, has solved the centering problem of spool, valve seat.
Claims (8)
1. by mechanism, realize a supplier for automatic filling, it is characterized in that: comprise variable-area piston apparatus, automatic reversing apparatus and selector valve,
Described variable-area piston apparatus comprises cylindrical shell (1), upper cover (2), sap cavity piston assembly (3) and air cavity piston assembly (4), and described cylindrical shell (1) is fixedly connected with upper cover;
Described sap cavity piston assembly (3) comprises sap cavity piston seat (31) and positioning cylinder (32), described sap cavity piston seat (31) contacts with the inner wall sealing of cylindrical shell (1), described sap cavity piston seat (31) is divided into sap cavity (101) and the first cavity (103) by the inner chamber of cylindrical shell (1), described positioning cylinder (32) is fixed on sap cavity piston seat (31), the ingress of described cylindrical shell (1) is provided with high-pressure working medium joint 18, and described high-pressure working medium joint is communicated with sap cavity;
Described air cavity piston assembly (4) comprises piston rod (41) and is fixed on the air cavity piston seat (42) on piston rod (41), described air cavity piston seat (42) contacts with the inner wall sealing of upper cover (1), on described, cover to be provided with and control gas joint (23), described air cavity piston seat is divided into air cavity (102) and the second cavity by upper cover cavity, described the first air cavity is communicated with the second cavity, described control gas joint is communicated with air cavity, described positioning cylinder contacts with air cavity piston seat (42), one end of described piston rod is fixed on sap cavity piston seat, the other end of described piston rod stretches out outside upper cover,
The area of described air cavity piston seat (42) is less than the area of sap cavity piston seat (31), described sap cavity piston seat (31) can move axially along cylindrical shell (1) under pressure, and described air cavity piston seat (42) can move axially along upper cover (2) under pressure;
Described automatic reversing apparatus comprises connecting cylinder (11), push rod component and is positioned at the stroke conversion equipment of connecting cylinder, and one end of described connecting cylinder (11) is fixedly connected with upper cover;
Described push rod component comprises guide cylinder (22), is fixed on the adjustment ring (10) of guide cylinder one end, is fixed on the push rod (12) of the guide cylinder the other end, and described guide cylinder (22) is positioned at connecting cylinder (11), and described push rod contacts with connecting cylinder sealing;
Described stroke conversion equipment comprises bearing (6), screw rod (7), main spring (8), spring seat (9) and connecting rod, described spring seat (9) is fixed on piston rod, one end of described connecting rod is fixed on the end of piston rod, the other end of described connecting rod is fixedly connected with bearing, described main spring (8) is sleeved on piston rod, one end of described main spring (8) is fixed on spring seat, it is upper that the other end of described main spring 8 is fixed on bearing (6), and described bearing can drive guide cylinder to drive push rod motion;
The free end of described push rod acts on selector valve, by selector valve, is opened or closed and is controlled liquid service duct.
2. the supplier of realizing automatic filling by mechanism according to claim 1, it is characterized in that: described selector valve comprises valve body (16), spool (13), valve head (14), valve seat (15), described valve body is fixed on the other end of upper cover, on described valve body, be provided with and control liquid inlet attack, control liquid outlet connection and floss hole, described control liquid outlet connection is being controlled between liquid inlet attack and floss hole, described spool (13) comprises seal spool head (131) and valve rod (132), one end of described valve rod (132) is fixedly connected with seal spool head, described valve rod runs through valve seat, the other end of described valve rod (132) is fixedly connected with valve head (14), described control liquid inlet attack is positioned at the first end of seal spool, described floss hole is positioned at valve head (14) one end, between described valve rod and spool, be provided with and control liquid runner (152), on described valve seat (15), be provided with pod apertures (151), described pod apertures (151) is communicated with to be controlled liquid runner (152) and controls liquid outlet connection,
It is upper that the free end of described push rod acts on spool (13), drives spool sealing head (131) and valve seat or valve head (14) and valve base sealing.
3. the supplier of realizing automatic filling by mechanism according to claim 2, is characterized in that: on described valve rod (132), be provided with two " ten " shaped support frames.
4. the supplier of realizing automatic filling by mechanism according to claim 2, it is characterized in that: described seal spool head (131) comprises " C " shape connecting base and is fixed on the sealing head on " C " shape connecting base, described " C " shape connecting base contacts with the free end of push rod, form " H " the directed contact of type, described sealing head contacts with valve base sealing.
5. the supplier of realizing automatic filling by mechanism according to claim 4, it is characterized in that: the face that described sealing head contacts with valve seat is the conical surface, described valve seat is that the face of sealing head contact is concave spherical surface, and described concave spherical surface and the conical surface form the sealing surface of valve seat and spool.
6. the supplier of realizing automatic filling by mechanism according to claim 5, is characterized in that: the Area Ratio of described sap cavity piston assembly and air cavity piston assembly is 2.69.
7. the supplier of realizing automatic filling by mechanism according to claim 6, is characterized in that: one end of described piston rod is fixed on sap cavity piston seat by nut (5).
According to described in claim 7 by mechanism, realize the supplier of automatic filling, it is characterized in that: between described sap cavity piston seat and cylinder inboard wall by the rubber seal (17) of different section type shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310731882.4A CN103742677B (en) | 2013-12-23 | 2013-12-23 | A kind of feedway of realizing automatic filling by mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310731882.4A CN103742677B (en) | 2013-12-23 | 2013-12-23 | A kind of feedway of realizing automatic filling by mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103742677A true CN103742677A (en) | 2014-04-23 |
| CN103742677B CN103742677B (en) | 2016-05-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310731882.4A Active CN103742677B (en) | 2013-12-23 | 2013-12-23 | A kind of feedway of realizing automatic filling by mechanism |
Country Status (1)
| Country | Link |
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| CN (1) | CN103742677B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109296816A (en) * | 2018-11-28 | 2019-02-01 | 陕西航天泵阀科技集团有限公司 | Mechanical switch dispenser |
| CN114165621A (en) * | 2021-12-17 | 2022-03-11 | 湖南卓誉科技有限公司 | Piston type reversing valve |
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| CN102301125A (en) * | 2009-04-06 | 2011-12-28 | 英格索尔-兰德公司 | air starter engagement system |
| CN202832927U (en) * | 2012-09-03 | 2013-03-27 | 欧根赛驰有限公司 | Valve |
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| DE4231598C1 (en) * | 1992-09-17 | 1994-01-20 | Mannesmann Ag | Pressure medium-operated valve - has differential piston arrangement via which valve slider is operable and in which is integrated a displaceable venting operating component |
| CN1111719A (en) * | 1993-12-15 | 1995-11-15 | 日本电装株式会社 | Starter for starting engine |
| JPH10318104A (en) * | 1997-05-16 | 1998-12-02 | Mitsubishi Heavy Ind Ltd | Fluid control valve device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109296816A (en) * | 2018-11-28 | 2019-02-01 | 陕西航天泵阀科技集团有限公司 | Mechanical switch dispenser |
| CN109296816B (en) * | 2018-11-28 | 2023-12-01 | 陕西航天泵阀科技集团有限公司 | Mechanical switching dispensing device |
| CN114165621A (en) * | 2021-12-17 | 2022-03-11 | 湖南卓誉科技有限公司 | Piston type reversing valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103742677B (en) | 2016-05-18 |
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