CN104989844B - External-compression type flexible duct valve - Google Patents
External-compression type flexible duct valve Download PDFInfo
- Publication number
- CN104989844B CN104989844B CN201510383017.4A CN201510383017A CN104989844B CN 104989844 B CN104989844 B CN 104989844B CN 201510383017 A CN201510383017 A CN 201510383017A CN 104989844 B CN104989844 B CN 104989844B
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- Prior art keywords
- flexible duct
- hole
- wheel shaft
- valve
- end cap
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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
- F16K7/00—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves
- F16K7/02—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with tubular diaphragm
- F16K7/04—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with tubular diaphragm constrictable by external radial force
- F16K7/06—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with tubular diaphragm constrictable by external radial force by means of a screw-spindle, cam, or other mechanical means
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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
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/0236—Diaphragm cut-off apparatus
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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
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanically-Actuated Valves (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
A kind of external-compression type flexible duct valve, the flexible duct valve is equipped with valve body, the cylindrical cavity of the through-hole for wearing flexible duct and accommodating rotation pressure assembly is equipped on the valve body, the flexible duct of conveying liquid is equipped in the through-hole, it is equipped with rotation pressure assembly in the cavity, rotating pressure assembly includes eccentric wheel, pinch roller, wheel shaft and key, the rotation pressure assembly in manpower or can be driven by electricity lower rotation, the flexible duct is killed or unclamped, to close and open fluid passage.The rotation pressure assembly of flexible duct valve of the invention and the fluid of flexible duct are completely isolated, therefore to flowing through the fluid of pipeline valve without any pollution, and pipeline valve opens or closes that institute's wasted work rate is small, and structure is simple, easy to implement.
Description
[technical field]
The present invention relates to pipeline valves, more particularly to a kind of external-compression type flexible duct valve.
[background technique]
Valve is the control unit in fluid delivery system, has cut-off, adjusting, water conservancy diversion, prevents adverse current, pressure stabilizing, shunting
Or the functions such as overflow pressure relief.Conventional valves, such as the structure and function of ball valve, butterfly valve are well known.Either which kind of
Valve, conventional valves open or close the separation that will lean on spherical surface or flap and sealing surface or closure to realize.In the process,
Fluid flows through or is ended in valve.In the industries such as food, pharmacy, have higher requirements to the safe and healthy of valve, to avoid
Liquid is contaminated when passing through the valve.However, since fluid will flow through during transportation from valve inner, thus meeting and valve
The components contact such as spool of door, and these movable parts can make fluid because the reasons such as rubbing, damaging after a certain period of use time
At a degree of pollution.In addition, the spool of traditional valve, the either flap of the spool of ball valve or butterfly valve, are beating
Open or closing course in require biggish torque, therefore required driving power is larger.
[summary of the invention]
Present invention seek to address that the above problem, and provide a kind of to flowing through the fluid of pipeline valve without any pollution, pipeline valve
Open or close that institute's wasted work rate is small, and structure is simple, external-compression type flexible duct valve easy to implement.
To achieve the above object, the present invention provides a kind of external-compression type flexible duct valve, which is equipped with valve body,
The valve body is equipped with the cylindrical cavity of the through-hole for wearing flexible duct and accommodating rotation pressure assembly, in the through-hole
It is equipped with the flexible duct of conveying liquid, is equipped with rotation pressure assembly in the cavity, which can be in people
Power is driven by electricity lower rotation, and the flexible duct is killed or unclamped, to close and open fluid passage.
Valve body includes main body and end cap, and the main body is rectangular blocks, and middle part is equipped with the cavity in the main body,
The cavity side is equipped with through-hole, and the ending cover hole of co-axial line is equipped on the outside of the cavity, and the end cap is set in ending cover hole,
The end cap center is equipped with axis hole, and end cap bottom is equipped with recessed semicircle step, is equipped with and the axis hole on end cap in bottom part body
Corresponding blind axis hole.
Rotation pressure assembly is movably set in the cavity comprising eccentric wheel, pinch roller, wheel shaft and key, in the wheel
Axis and eccentric wheel are equipped with keyway, and the eccentric wheel is fixed on the wheel shaft by key, and a part of the key is placed in described
In semicircle step, in a rotational travel of rotation pressure assembly, the key is with wheel shaft from the one of the semicircle step
End turns to the other end, and pinch roller is rotatably socketed with outside eccentric wheel, and one end of the wheel shaft is stretched out by the axis hole on end cap,
It is in manpower or is driven by electricity lower rotation, pushes pinch roller to roll on the flexible duct outer wall by eccentric wheel, will be described soft
Property pipeline kill or unclamp, thus close and open fluid passage.
One end of the wheel shaft is equipped with the shaft shoulder that diameter is greater than wheel shaft, which is placed in the blind axis hole of the main body, axis
The outer diameter of shoulder is greater than the diameter of the axle hole of eccentric wheel.
In another program of the invention, which is two groups of combinations.The flexible duct valve is equipped with valve body,
The cylindrical cavity there are two the through-hole for wearing flexible duct and accommodating rotation pressure assembly is set on the valve body, described
It is respectively equipped with the flexible duct of a conveying liquid in two through-holes, a rotation pressure is respectively provided in described two cavitys
Component, two rotation pressure assemblies can be rotated in manpower or by the phase difference of 180 degree under being driven by electricity, respectively by the flexible pipe
Road is killed or is unclamped, to close and open fluid passage.
Valve body includes main body and end cap, and the main body is rectangular blocks, and middle part is set there are two cavity in the main body, and two
It is equipped with the axis hole for wearing wheel shaft between a cavity, is respectively provided with a through-hole two cavity sides, on the outside of two cavitys respectively
Ending cover hole equipped with co-axial line, two end caps are respectively arranged in ending cover hole, and each end cap center is equipped with axis hole, end cap bottom
Equipped with recessed semicircle step.
Two rotation pressure assemblies are movably set in respectively in described two cavitys comprising two eccentric wheels, two pressures
Wheel, wheel shaft and two keys, are respectively equipped with keyway, described two eccentric wheels are fixed by key respectively on the wheel shaft and eccentric wheel
On the wheel shaft, a part of the key is placed in the semicircle step, in a rotational travel of rotation pressure assembly
Interior, the key turns to the other end from one end of the semicircle step with wheel shaft, can be rotated respectively outside two eccentric wheels
It is socketed with pinch roller, one end of the wheel shaft is stretched out by the axis hole on end cap, in manpower or is driven by electricity lower rotation, passes through bias
Wheel pushes pinch roller to roll on the flexible duct outer wall, and the flexible duct is killed or unclamped, to close and open liquid
Body channel.
The middle part of wheel shaft is equipped with the shaft shoulder that a diameter is greater than wheel shaft, and one of keyway is set to the top of the shaft shoulder, another
Keyway is set to the lower part of the shaft shoulder, and the phase difference of two keyways is 180 degree.
The flexible duct is made of flexible rubber, silica gel material.
The pinch roller is disklike body, and center is equipped with the sleeve joint hole greater than eccentric wheel outer diameter, and the edge of pinch roller is curved surface.
Contribution of the invention is, efficiently solves problems of the prior art.The present invention is by pipeline valve core
Movable part-rotation pressure assembly be arranged except fluid line so that rotation pressure assembly and flexible duct in fluid
It is completely isolated, it ensure that fluid not will receive any contact stain from internal component when flowing through pipeline valve, so as to have
Effect guarantees the cleaning and safety of controlled fluid.Due also to rotation pressure assembly is arranged except fluid line, and it is inclined
Concentric mechanism, rotation pressure assembly applies radial force by rolling fluid pipe road on fluid line flexible, by fluid line pressure
It is extremely closed or unclamps and open.Compared with prior art, the accuracy of manufacture requirement of relative reduction of the present invention to valve, but
Significantly improve the safe and healthy quality of equipment.The configuration of the present invention is simple, it is easy to implement, it can be widely applied to food, pharmacy etc.
Fluid conveying control to safe and healthy quality requirement higher row industry.
[Detailed description of the invention]
Fig. 1 is the pipeline valve closed state axial sectional view of the embodiment of the present invention 1.
Fig. 2 is the A direction view of Fig. 1.
Fig. 3 is the pipeline open state axial sectional view of the embodiment of the present invention 1.
Fig. 4 is the B direction view of Fig. 3.
Fig. 5 is the valve body structure schematic diagram of the embodiment of the present invention 1, wherein Fig. 5 A is valve body axial view, Fig. 5 B
For the C direction view of Fig. 5 A, Fig. 5 C is the D direction view of Fig. 5 B.
Fig. 6 is end cover structure schematic diagram of the invention, wherein Fig. 6 A is end cap axial view, and Fig. 6 B is the E of Fig. 6 A to view
Figure.
Fig. 7 is rotation pressure assembly structural schematic diagram of the invention, wherein Fig. 7 A is pressure roller structure cross-sectional view, and Fig. 7 B is
Eccentric wheel structure cross-sectional view.
Fig. 8 is the structural schematic diagram of the pipeline valve of the embodiment of the present invention 2, wherein Fig. 8 A is axial sectional view, and Fig. 8 B is
The F direction view of Fig. 8 A, Fig. 8 C are the G direction view of Fig. 8 A.
Fig. 9 is the axial sectional view of the valve body of the embodiment of the present invention 2.
[specific embodiment]
The following example is further explanation of the present invention, is not limited in any way to the present invention.
Embodiment 1
External-compression type flexible duct valve 100 of the invention include valve body 10, across the valve body 10 flexible duct 20 and set
In the rotation pressure assembly 30 in valve body 10.
As shown in Fig. 5 A~Fig. 5 C, the valve body 10 includes main body 11 and end cap 12, and the main body 11 is rectangular block shape body,
Middle part is equipped with cavity 112 in the main body 11, as Fig. 5 B, 112 cylindrical cavity of cavity, diameter and height are slightly larger than institute
The diameter and height for stating the pinch roller 32 of rotation pressure assembly, so that pinch roller 32 can be freely rotated wherein.It is set in the cavity side
There is through-hole 111, which connects with the cavity 112, and the horizontal center line of the center line of through-hole 111 and cavity 112
Perpendicular, the through-hole 111 is for wearing flexible duct 20.It is equipped on the outside of the cavity 112 therewith with the ending cover hole of center line
113, for installing end cap 12.As shown in Fig. 6 A, Fig. 6 B, the end cap 12 is plate body comprising corresponding with 11 shape of main body
Plate interconnecting piece 123, be integrally formed at the inside of plate interconnecting piece 123 and boss corresponding with 113 shape of ending cover hole 124 and one
Body is formed in the cylindrical body 125 of 124 inside of boss.End cap 12 is screwed by its plate interconnecting piece 123 and is pushed up in main body 11
Portion, boss 124 are inserted into the ending cover hole 113 in main body.12 center of end cap is equipped with the second axis hole 121, for installing wheel shaft 33.
As shown in Fig. 6 A, Fig. 6 B, recessed semicircle step 122 is equipped on the cylindrical body 125 of end cap 12, for rotating pressure assembly
Key 34 rotate wherein.Blind axis hole 114 corresponding with the axis hole on end cap is equipped in 11 bottom of main body.
As shown in Figure 2, Figure 4 shows, the flexible duct 20 of conveying liquid is equipped in the through-hole of valve body 111, this is soft
Property pipeline 20 be made of flexible rubber, silica gel material, preferably select it is high-intensitive, it is elastomeric, meet food and pharmacy
Rubber, the silica gel material of equal requirements.Flexible duct 20 is placed through in the through-hole 111 of valve body, and both ends extend to valve body
Outside main body 11, and it is connected with fluid-transporting tubing.The flexible duct 20 can generate elasticity under the action of rotating pressure assembly 30
Deformation, closes or opens flexible duct 20, plays the control action to trandfer fluid.
As shown in Figure 1 to 4, a rotation pressure assembly 30, the present embodiment are equipped in the cavity 112 of the valve body
In, which includes eccentric wheel 31, pinch roller 32, wheel shaft 33 and key 34.As shown in Figure 7 B, the eccentric wheel 31 is
Disklike body is prejudicially equipped with axis hole 311, is equipped with keyway 312 in axis hole side.It corresponds, is also set on wheel shaft 33
There is keyway 333, which is fixed on wheel shaft by the key 34 in the keyway 312 of eccentric wheel and the keyway 333 of wheel shaft
On 33.If a part of Fig. 1, Fig. 1, the key 34 are placed in the semicircle step 122 of end cap, the one of rotation pressure assembly 30
In a rotational travel, the key 34 turns to the other end from one end of the semicircle step 122 with wheel shaft 33.In eccentric wheel 31
Outside is socketed with pinch roller 32, which is disklike body, and center is equipped with the sleeve joint hole 321 greater than 31 outer diameter of eccentric wheel, should
The diameter of sleeve joint hole 321 is greater than the outer diameter of eccentric wheel 31, so that having gap between pinch roller 32 and eccentric wheel 31, and makes the two shape
At being rotatably connected.If the edge of Fig. 7 A, the pinch roller 32 are curved surface, it can be arc surface, be also possible to elliptical arc surface etc.,
The curved surface is convenient for rolling and coming into full contact on flexible duct 20.In the present embodiment, the edge of the pinch roller 32 is arc surface.Such as
Fig. 1, Fig. 3, one end end of the wheel shaft 33 are equipped with first shaft shoulder 331 that diameter is greater than wheel shaft, which is placed in institute
It states in the blind axis hole 114 of main body, the outer diameter of first shaft shoulder 331 is greater than the diameter of the axle hole of eccentric wheel 31, for limiting bias
The axial position of wheel 31.The other end of the wheel shaft 33 is stretched out by the second axis hole 121 on end cap, which can connect handwheel or electricity
Machine is allowed to that in manpower or lower rotation can be driven by electricity, and pushes pinch roller 32 in 20 outer wall of flexible duct by eccentric wheel 31
The flexible duct 20 is killed or is unclamped by upper rolling, to close and open fluid passage.
Embodiment 2
In the present embodiment, the basic structure of external-compression type flexible duct valve 100 is with embodiment 1, the difference is that in valve body 10
Two groups of flexible ducts 20 and two groups of rotation pressure assemblies 30 are inside provided with, two groups of linkage structures are formed.
As shown in Fig. 8 A~Fig. 8 C and Fig. 9, edge is axially arranged with two through-holes for wearing flexible duct on the valve body 10
111 and accommodating rotation pressure assembly cylindrical cavity 112, a conveying liquid is respectively equipped in described two through-holes 111
The flexible duct 20 of body is respectively provided with a rotation pressure assembly 30, the rotation pressure assembly 30 in described two cavitys 112
Structure with embodiment 1, two rotation pressure assemblies 30 can be rotated in manpower or by the phase difference of 180 degree under being driven by electricity, point
The flexible duct is not killed or unclamped, to close and open fluid passage.
As shown in figure 9, the valve body 10 includes main body 11 and end cap 12, the main body 11 is rectangular blocks, in the master
Middle part is set there are two cavity 112 in body 11, the first shaft hole 115 for wearing wheel shaft is equipped between two cavitys 112, in two cavitys
112 the same side is respectively provided with a through-hole 111, for wearing flexible duct 20.It is respectively equipped with therewith on the outside of two cavitys 112
The ending cover hole 113 of coaxial line, two end caps 12 are connected on ending cover hole 113, and each 12 center of end cap is equipped with the second axis hole
121,12 bottom of end cap is equipped with recessed semicircle step 122.
As shown in Fig. 8 A~Fig. 8 C and Fig. 9, described two rotation pressure assemblies 30 are movably set in described two chambers respectively
In body 112 comprising two eccentric wheels, 31, two pinch rollers 32, wheel shaft 33 and two keys 34.In the wheel shaft 33 and eccentric wheel 31
On be respectively equipped with keyway, described two eccentric wheels 31 are fixed on the wheel shaft 33 by key 34 respectively, one of the key 34
Be placed in the semicircle step 122, in a rotational travel of rotation pressure assembly 30, the key 34 with wheel shaft 33 from
One end of the semicircle step 122 turns to the other end.It is rotatably socketed with pinch roller 32 respectively outside two eccentric wheels 31,
32 structure of pinch roller is the same as embodiment 1.Such as Fig. 8 A, the middle part of the wheel shaft 33 is equipped with second shaft shoulder 332 that a diameter is greater than wheel shaft,
And set on wheel shaft 33 there are two keyway, one of keyway is set to the top of second shaft shoulder 332, and another keyway is set to second shaft shoulder
332 lower part, and the phase difference of two keyways is 180 degree.The wheel shaft 33 is through the second axis hole 121 and valve on two end caps 12
The first shaft hole 115 of phosphor bodies in valve body 10, stretched out by the second axis hole 121 on end cap by one end of wheel shaft 33, is stretched out
End can connect handwheel or motor, so that in manpower or being driven by electricity lower rotation, push pinch roller 32 described soft by eccentric wheel 31
Property 20 outer wall of pipeline on roll, the flexible duct 20 is killed or is unclamped, thus close and open fluid passage.
Although being disclosed by above embodiments to the present invention, scope of protection of the present invention is not limited thereto,
Under conditions of without departing from present inventive concept, deformation, the replacement etc. done to above each component will fall into right of the invention
In claimed range.
Claims (6)
1. a kind of external-compression type flexible duct valve, which is characterized in that the flexible duct valve is equipped with valve body (10), on the valve body (10)
Cylindrical cavity (112) equipped with the through-hole (111) and accommodating rotation pressure assembly that wear flexible duct, the valve body
It (10) include main body (11) and end cap (12), the main body (11) is rectangular blocks, and middle part is equipped with institute in the main body (11)
Cavity (112) are stated, through-hole (111) is equipped in the cavity side, the end cap of co-axial line is equipped on the outside of the cavity (112)
Hole (113), the end cap (12) are set in ending cover hole (113), and the end cap (12) center is equipped with the second axis hole (121), end cap
(12) bottom is equipped with recessed semicircle step (122), and it is right with the second axis hole (121) on end cap to be equipped in main body (11) bottom
The blind axis hole (114) answered is equipped with the flexible duct (20) of conveying liquid, in the cavity in the through-hole (111)
(112) rotation pressure assembly (30) is equipped in, which in manpower or can be driven by electricity lower rotation, will be described
Flexible duct (20) is killed or is unclamped, to close and open fluid passage, sets that there are two wear flexibility on the valve body (10)
The through-hole (111) of pipeline and the cylindrical cavity (112) of accommodating rotation pressure assembly, in described two through-holes (111)
It is respectively equipped with the flexible duct (20) of a conveying liquid, a rotation pressure is respectively provided in described two cavitys (112)
Component (30), two rotations pressure assembly (30) can rotate in manpower or by the phase difference of 180 degree under being driven by electricity, respectively by institute
It states flexible duct to kill or unclamp, to close and open fluid passage, the rotation pressure assembly (30) is movably set in institute
It states in cavity (112) comprising eccentric wheel (31), pinch roller (32), wheel shaft (33) and key (34), in the wheel shaft (33) and bias
It takes turns (31) and is equipped with keyway, the eccentric wheel (31) is fixed on the wheel shaft (33) by key (34), and the one of the key (34)
Be partially disposed in the semicircle step (122), in a rotational travel of rotation pressure assembly (30), the key (34) with
Wheel shaft (33) turns to the other end from one end of the semicircle step (122), is rotatably socketed with outside eccentric wheel (31)
Pinch roller (32), one end of the wheel shaft (33) are stretched out by the second axis hole (121) on end cap, in manpower or are driven by electricity lower turn
It is dynamic, push pinch roller (32) to roll on the flexible duct (20) outer wall by eccentric wheel (31), by the flexible duct (20)
It kills or unclamps, to close and open fluid passage, the pinch roller (32) is disklike body, and center, which is equipped with, is greater than eccentric wheel
(31) sleeve joint hole (321) of outer diameter, the edge of pinch roller (32) are curved surface.
2. external-compression type flexible duct valve as described in claim 1, which is characterized in that the valve body (10) include main body (11) and
End cap (12), the main body (11) are rectangular blocks, and middle part sets that there are two cavity (112), two chambers in the main body (11)
It is equipped with the first shaft hole (115) for wearing wheel shaft between body (112), is respectively provided with a through-hole two cavity (112) sides
(111), the ending cover hole (113) of co-axial line is respectively equipped on the outside of two cavitys (112), two end caps (12) are respectively arranged on
In ending cover hole (113), each end cap (12) center is equipped with the second axis hole (121), and end cap (12) bottom is equipped with recessed semicircle
Step (122).
3. external-compression type flexible duct valve as described in claim 1, which is characterized in that one end of the wheel shaft (33) is equipped with diameter
Greater than first shaft shoulder (331) of wheel shaft, which is placed in the blind axis hole (114) of the main body, first shaft shoulder
(331) outer diameter is greater than the diameter of the axle hole of eccentric wheel (31).
4. external-compression type flexible duct valve as described in claim 1, which is characterized in that described two rotation pressure assemblies (30) point
Be not movably set in described two cavitys (112) comprising two eccentric wheels (31), two pinch rollers (32), wheel shaft (33) and
Two keys (34), are respectively equipped with keyway on the wheel shaft (33) and eccentric wheel (31), and described two eccentric wheels (31) are led to respectively
It crosses key (34) to be fixed on the wheel shaft (33), a part of the key (34) is placed in the semicircle step (122), is being turned
In one rotational travel of dynamic pressure assembly (30), the key (34) is with wheel shaft (33) from the one of the semicircle step (122)
End turns to the other end, is rotatably socketed with respectively pinch roller (32) outside two eccentric wheels (31), the one of the wheel shaft (33)
End is stretched out by the second axis hole (121) on end cap, in manpower or is driven by electricity lower rotation, pushes pinch roller by eccentric wheel (31)
(32) it is rolled on the flexible duct (20) outer wall, the flexible duct (20) is killed or unclamped, to close and open
Fluid passage.
5. external-compression type flexible duct valve as claimed in claim 4, which is characterized in that the middle part of the wheel shaft (33) is equipped with one
Diameter is greater than second shaft shoulder (332) of wheel shaft, and one of keyway is set to the top of second shaft shoulder (332), and another keyway is set to
The lower part of second shaft shoulder (332), and the phase difference of two keyways is 180 degree.
6. external-compression type flexible duct valve as described in claim 1, which is characterized in that the flexible duct (20) is with elasticity
Rubber, silica gel material is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510383017.4A CN104989844B (en) | 2015-07-02 | 2015-07-02 | External-compression type flexible duct valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510383017.4A CN104989844B (en) | 2015-07-02 | 2015-07-02 | External-compression type flexible duct valve |
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| CN104989844A CN104989844A (en) | 2015-10-21 |
| CN104989844B true CN104989844B (en) | 2019-05-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510383017.4A Active CN104989844B (en) | 2015-07-02 | 2015-07-02 | External-compression type flexible duct valve |
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| FR3095253B1 (en) * | 2019-04-18 | 2022-04-22 | Assistance Et Service Specialise En Innovation Scient Et Technique | Valve module with integrated electric actuator and automated device for preparing mixtures comprising at least one such module |
| WO2020212520A1 (en) * | 2019-04-18 | 2020-10-22 | Assistance Et Service Specialise En Innovation Scientifique Et Technique Société À Responsabilité Limitée | Valve module with inbuilt electric actuator, and automated mixture-preparation device comprising at least one such module |
| CN110296234B (en) * | 2019-07-01 | 2020-06-26 | 陕西理工大学 | Complex flow path state control device and control method thereof |
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| CN110307362B (en) * | 2019-07-01 | 2020-11-03 | 陕西理工大学 | Flow path adjusting and switching device and method |
| CN112228591A (en) * | 2020-09-27 | 2021-01-15 | 南昌航空大学 | Small device for controlling flow switch of multi-strand water pipe |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4484599A (en) * | 1983-09-23 | 1984-11-27 | Organon Teknika Corporation | Pinch-type pressure- or flow-regulating valve |
| CN1537798A (en) * | 2003-04-20 | 2004-10-20 | 孟繁英 | Method and equipment for tranfering materia from low-pressure position to high-pressure position |
| CH707421A1 (en) * | 2012-12-19 | 2014-06-30 | Suisse Electronique Microtech | Throttling valve for controlling e.g. direction of gas in field of micromechanics for controlling irrigation water, has reduced friction element that is assembled jointly with case and is intercalated between cam wheel and flexible tube |
| CN205001564U (en) * | 2015-07-02 | 2016-01-27 | 肖立峰 | Flexible pipeline valve of external pressure formula |
-
2015
- 2015-07-02 CN CN201510383017.4A patent/CN104989844B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4484599A (en) * | 1983-09-23 | 1984-11-27 | Organon Teknika Corporation | Pinch-type pressure- or flow-regulating valve |
| CN1537798A (en) * | 2003-04-20 | 2004-10-20 | 孟繁英 | Method and equipment for tranfering materia from low-pressure position to high-pressure position |
| CH707421A1 (en) * | 2012-12-19 | 2014-06-30 | Suisse Electronique Microtech | Throttling valve for controlling e.g. direction of gas in field of micromechanics for controlling irrigation water, has reduced friction element that is assembled jointly with case and is intercalated between cam wheel and flexible tube |
| CN205001564U (en) * | 2015-07-02 | 2016-01-27 | 肖立峰 | Flexible pipeline valve of external pressure formula |
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| CN104989844A (en) | 2015-10-21 |
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Effective date of registration: 20220729 Address after: 410600 no.197, section 4, Jinzhou Avenue, Ningxiang Economic and Technological Development Zone, Changsha City, Hunan Province Patentee after: Chutianyuanchuang Biotechnology (Changsha) Co.,Ltd. Address before: 518000 11 5A, Yujing East, Nanshan District, Shenzhen, Guangdong Patentee before: Xiao Lifeng |