CN205001564U - Flexible pipeline valve of external pressure formula - Google Patents
Flexible pipeline valve of external pressure formula Download PDFInfo
- Publication number
- CN205001564U CN205001564U CN201520468383.5U CN201520468383U CN205001564U CN 205001564 U CN205001564 U CN 205001564U CN 201520468383 U CN201520468383 U CN 201520468383U CN 205001564 U CN205001564 U CN 205001564U
- Authority
- CN
- China
- Prior art keywords
- flexible pipe
- wheel shaft
- hole
- valve
- assembly
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Mechanically-Actuated Valves (AREA)
Abstract
The utility model provides a flexible pipeline valve of external pressure formula, this flexibility of pipeline valve is equipped with the valve body, is equipped with to wear to establish through -hole that the flexible duct used and holding and rotate the cylindric cavity that the subassembly of exerting pressure was used on this valve body wear to be equipped with the flexible duct of carrying liquid to use in the through -hole being equipped with in the cavity and rotating the subassembly of exerting pressure, rotate the subassembly of exerting pressure and include eccentric wheel, pinch roller, shaft and key, this rotation is exerted pressure the subassembly and can rotate the general under manpower or electric drive the flexible duct kills or loosens to fluid passage is closed and opened. The utility model discloses a flexible pipeline valve's rotation is exerted pressure the subassembly and is kept apart totally with the fluid of flexible duct, does not consequently have any pollution to the pipeline valve's that flows through fluid, pipeline valve open or close the institute wasted work rate little, simple structure, easy to carry out.
Description
[technical field]
The utility model relates to pipeline valve, particularly relates to a kind of external-compression type flexible pipe valve.
[background technique]
Valve is the controlling component in fluid delivery system, has cut-off, adjustment, water conservancy diversion, prevents the functions such as adverse current, voltage stabilizing, shunting or overflow pressure relief.Conventional valves, as the structure of ball valve, butterfly valve etc. and function well known.No matter be which kind of valve, the opening or closing of conventional valves all will lean on being separated or closing and realizing of sphere or flap and sealing surface.In the process, fluid flows through or is cut off in valve.In the industry such as food, pharmacy, the safe and sanitary of valve is had higher requirements, to avoid liquid being polluted by during valve.But, because fluid will flow through from valve inner in course of conveying, thus can with the member contact such as the spool of valve, and these movable parts can cause pollution to a certain degree because of reason convection cells such as friction, damages after a certain period of use time.In addition, the spool of traditional valve, no matter be the spool of ball valve or the flap of butterfly valve, it is being opened or is all needing larger moment of torsion in closing course, and therefore required driving power is larger.
[summary of the invention]
The utility model is intended to solve the problem, and provides a kind of to flowing through the fluid of pipeline valve without any pollution, and it is little that pipeline valve opens or closes institute's wasted work rate, and structure is simple, external-compression type flexible pipe valve easy to implement.
For achieving the above object, the utility model provides a kind of external-compression type flexible pipe valve, this flexible pipe valve is provided with valve body, this valve body is provided with the through hole wearing flexible pipe and accommodating rotation to exert pressure the cylindrical cavity of assembly, in described through hole, be equipped with the flexible pipe of conveying liquid, be provided with rotation and exert pressure assembly in described cavity, this rotation assembly of exerting pressure can rotate under manpower or electric drive, described flexible pipe killed or unclamps, thus close and open fluid passage.
Valve body comprises main body and end cap, described main body is rectangular blocks, in described main body, middle part is provided with described cavity, through hole is provided with in this cavity side, outside described cavity, be provided with the ending cover hole of coaxial line with it, described end cap is located in ending cover hole, and these end cap central authorities are provided with axis hole, be provided with recessed semicircle step bottom end cap, be provided with the blind axis hole corresponding with the axis hole on end cap in bottom part body.
Rotation component activity of exerting pressure is arranged in described cavity, it comprises eccentric wheel, pinch roller, wheel shaft and key, described wheel shaft and eccentric wheel are provided with keyway, described eccentric wheel is fixed on described wheel shaft by key, a part for described key is placed in described semicircle step, exert pressure in a rotational travel of assembly in rotation, described key turns to the other end with wheel shaft from one end of described semicircle step, pinch roller is socketed with at eccentric wheel outer rotatable, one end of described wheel shaft is stretched out by the axis hole on end cap, it rotates under manpower or electric drive, promote pinch roller by eccentric wheel to roll on described flexible pipe outer wall, described flexible pipe is killed or unclamps, thus close and open fluid passage.
One end of described wheel shaft is provided with the shaft shoulder that diameter is greater than wheel shaft, and this shaft shoulder is placed in the blind axis hole of described main body, and the external diameter of the shaft shoulder is greater than the diameter of eccentric axle hole.
In another program of the present utility model, this flexible pipe valve is two groups of compound modes.This flexible pipe valve is provided with valve body, this valve body is provided with two through holes wearing flexible pipe and accommodating rotation to exert pressure the cylindrical cavity of assembly, the flexible pipe of a conveying liquid is respectively equipped with in described two through holes, in described two cavitys, be respectively provided with a rotation to exert pressure assembly, two rotations assembly of exerting pressure can rotate by the phase difference of 180 degree under manpower or electric drive, respectively described flexible pipe killed or unclamp, thus close and open fluid passage.
Valve body comprises main body and end cap, described main body is rectangular blocks, in described main body, middle part is provided with two cavitys, the axis hole wearing wheel shaft is provided with between two cavitys, respectively be provided with a through hole two cavity sides, be respectively equipped with the ending cover hole of coaxial line with it outside two cavitys, two end caps are located in ending cover hole respectively, each end cap central authorities are provided with axis hole, are provided with recessed semicircle step bottom end cap.
Two rotations assembly of exerting pressure is movably set in described two cavitys respectively, it comprises two eccentric wheels, two pinch rollers, wheel shaft and two keys, described wheel shaft and eccentric wheel are respectively equipped with keyway, described two eccentric wheels are fixed on described wheel shaft respectively by key, a part for described key is placed in described semicircle step, exert pressure in a rotational travel of assembly in rotation, described key turns to the other end with wheel shaft from one end of described semicircle step, rotatably pinch roller is socketed with respectively two eccentric wheel outsides, one end of described wheel shaft is stretched out by the axis hole on end cap, it rotates under manpower or electric drive, promote pinch roller by eccentric wheel to roll on described flexible pipe outer wall, described flexible pipe is killed or unclamps, thus close and open fluid passage.
The middle part of wheel shaft is provided with the shaft shoulder that a diameter is greater than wheel shaft, and the top of the shaft shoulder is located at by one of them keyway, and the bottom of the shaft shoulder is located at by another keyway, and the phase difference of two keyways is 180 degree.
Described flexible pipe for having flexible rubber, silica gel material makes.
Described pinch roller is disklike body, and its central authorities are provided with the sleeve joint hole being greater than eccentric wheel external diameter, and the edge of pinch roller is curved surface.
Contribution of the present utility model is, it efficiently solves problems of the prior art.The utility model assembly of the movable part-rotation of pipeline valve spool being exerted pressure is arranged on outside fluid line, make to rotate the fluid of exerting pressure in assembly and flexible pipe completely isolated, ensure that fluid can not be subject to any contact stain from internals when flowing through pipeline valve, thus effectively can ensure cleaning and the safety of controlled fluid.Also be arranged on outside fluid line owing to rotating assembly of exerting pressure, and it is eccentric stiffener, rotates assembly of exerting pressure and execute radial force by the convection cell pipeline that rolls on the fluid line of flexibility, fluid line is killed and closes or unclamp and open.Compared with prior art, the utility model reduces the accuracy of manufacturing requirement to valve relatively, but significantly improves the safe and sanitary quality of equipment.The utility model structure is simple, easy to implement, can be widely used in the fluid pipage control to safe and sanitary quality requirement higher row industry such as food, pharmacy.
[accompanying drawing explanation]
Fig. 1 is the axial sectional view of pipeline valve closed state of embodiment 1 of the present utility model.
Fig. 2 is the A direction view of Fig. 1.
Fig. 3 is the axial sectional view of pipeline opening state of embodiment 1 of the present utility model.
Fig. 4 is the B direction view of Fig. 3.
Fig. 5 is the valve body structure schematic diagram of embodiment 1 of the present utility model, and wherein, Fig. 5 A is valve body axial view, and Fig. 5 B is the C direction view of Fig. 5 A, and Fig. 5 C is the D direction view of Fig. 5 B.
Fig. 6 is end cover structure schematic diagram of the present utility model, and wherein, Fig. 6 A is end-cover axle direction view, and Fig. 6 B is the E direction view of Fig. 6 A.
Fig. 7 is that rotation of the present utility model is exerted pressure modular construction schematic diagram, and wherein, Fig. 7 A is pressure roller structure sectional view, and Fig. 7 B is eccentric wheel structure sectional view.
Fig. 8 is the structural representation of the pipeline valve of embodiment 2 of the present utility model, and wherein, Fig. 8 A is axial sectional view, and Fig. 8 B is the F direction view of Fig. 8 A, and Fig. 8 C is the G direction view of Fig. 8 A.
Fig. 9 is the axial sectional view of the valve body of embodiment 2 of the present utility model.
[embodiment]
The following example is to further explanation of the present utility model and explanation, does not constitute any limitation the utility model.
Embodiment 1
External-compression type flexible pipe valve 100 of the present utility model comprises valve body 10, to exert pressure assembly 30 through the flexible pipe 20 of described valve body 10 and the rotation be located in valve body 10.
As shown in Fig. 5 A ~ Fig. 5 C, described valve body 10 comprises main body 11 and end cap 12, described main body 11 is rectangular block shape body, in described main body 11, middle part is provided with cavity 112, as Fig. 5 B, this cavity 112 cylindrical cavity, its diameter and height slightly larger than described rotation exert pressure assembly pinch roller 32 diameter and height, pinch roller 32 can freely be rotated wherein.Be provided with through hole 111 in this cavity side, this through hole 111 connects with described cavity 112, and the horizontal center line of the center line of through hole 111 and cavity 112 is perpendicular, and this through hole 111 is for wearing flexible pipe 20.The ending cover hole 113 of concentricity line is with it provided with, for installing end cap 12 outside described cavity 112.As shown in Fig. 6 A, Fig. 6 B, described end cap 12 is tabular body, it comprises the tabular joint 123 corresponding with main body 11 shape, to be integrally formed at inside tabular joint 123 and the boss 124 corresponding with ending cover hole 113 shape and the cylindrical body 125 that is integrally formed at inside boss 124.End cap 12 is screwed in main body 11 top by its tabular joint 123, and its boss 124 inserts the ending cover hole 113 in main body.These end cap 12 central authorities are provided with axis hole 121, for installing wheel shaft 33.As shown in Fig. 6 A, Fig. 6 B, the cylindrical body 125 of end cap 12 is provided with recessed semicircle step 122, rotates wherein for the key 34 rotating assembly of exerting pressure.The blind axis hole 114 corresponding with the axis hole on end cap is provided with bottom main body 11.
As shown in Figure 2, Figure 4 shows, in the through hole 111 of valve body, be equipped with the flexible pipe 20 of conveying liquid, this flexible pipe 20 for having flexible rubber, silica gel material makes, and preferably selects high strength, elastomeric, meet rubber, silica gel material that food and pharmacy etc. require.Flexible pipe 20 is placed through in the through hole 111 of valve body, and its two ends extend to outside the main body 11 of valve body, and are connected with fluid-transporting tubing.This flexible pipe 20 can produce resiliently deformable under the effect of rotating assembly 30 of exerting pressure, and makes flexible pipe 20 close or open, plays the control action to conveying fluid.
As shown in Figure 1 to 4, be provided with a rotation and exert pressure assembly 30 in the cavity 112 of described valve body, in the present embodiment, this rotation assembly 30 of exerting pressure comprises eccentric wheel 31, pinch roller 32, wheel shaft 33 and key 34.As shown in Figure 7 B, described eccentric wheel 31 is disklike body, and it is provided with axis hole 311 prejudicially, is provided with keyway 312 in axis hole side.Correspond, wheel shaft 33 is also provided with keyway 333, this eccentric wheel 31 is fixed on wheel shaft 33 by the key 34 be contained in the keyway 333 of eccentric keyway 312 and wheel shaft.As Fig. 1, Fig. 1, a part for described key 34 is placed in the semicircle step 122 of end cap, and exert pressure in a rotational travel of assembly 30 in rotation, described key 34 turns to the other end with wheel shaft 33 from one end of described semicircle step 122.Pinch roller 32 is connected in eccentric wheel 31 outer cover, this pinch roller 32 is disklike body, and its central authorities are provided with the sleeve joint hole 321 being greater than eccentric wheel 31 external diameter, and the diameter of this sleeve joint hole 321 is greater than the external diameter of eccentric wheel 31, make, between pinch roller 32 and eccentric wheel 31, there is gap, and make both formation be rotatably connected.As Fig. 7 A, the edge of described pinch roller 32 is curved surface, and it can be arc surface, also can be elliptical arc surface etc., and this curved surface is convenient to roll on flexible pipe 20 and fully contact.In the present embodiment, the edge of described pinch roller 32 is arc surface.As Fig. 1, Fig. 3, the end, one end of described wheel shaft 33 is provided with the shaft shoulder 331 that diameter is greater than wheel shaft, this shaft shoulder 331 is placed in the blind axis hole 114 of described main body, and the external diameter of the shaft shoulder 331 is greater than the diameter of the axle hole of eccentric wheel 31, for limiting the axial position of eccentric wheel 31.The other end of described wheel shaft 33 is stretched out by the axis hole 121 on end cap, this end can connect handwheel or motor, make it to rotate under manpower or electric drive, and promote pinch roller 32 by eccentric wheel 31 and roll on described flexible pipe 20 outer wall, described flexible pipe 20 is killed or unclamps, thus closes and open fluid passage.
Embodiment 2
In the present embodiment, the basic structure of external-compression type flexible pipe valve 100 is with embodiment 1, and difference is, is provided with two groups of flexible pipes 20 and two groups and rotates assembly 30 of exerting pressure, form two groups of linkage structures in valve body 10.
As shown in Fig. 8 A ~ Fig. 8 C and Fig. 9, described valve body 10 is provided with vertically two through holes 111 wearing flexible pipe and accommodating rotation to exert pressure the cylindrical cavity 112 of assembly, the flexible pipe 20 of a conveying liquid is respectively equipped with in described two through holes 111, in described two cavitys 112, be respectively provided with a rotation to exert pressure assembly 30, this rotation exerts pressure the structure of assembly 30 with embodiment 1, two rotations assembly 30 of exerting pressure can rotate by the phase difference of 180 degree under manpower or electric drive, respectively described flexible pipe killed or unclamp, thus close and open fluid passage.
As shown in Figure 9, described valve body 10 comprises main body 11 and end cap 12, described main body 11 is rectangular blocks, in described main body 11, middle part is provided with two cavitys 112, the axis hole 115 wearing wheel shaft is provided with between two cavitys 112, a through hole 111 is respectively provided with, for wearing flexible pipe 20 in the same side of two cavitys 112.Ending cover hole 113, two end caps 12 being respectively equipped with coaxial line with it outside two cavitys 112 are connected on ending cover hole 113, and each end cap 12 central authorities are provided with axis hole 121, are provided with recessed semicircle step 122 bottom end cap 12.
As shown in Fig. 8 A ~ Fig. 8 C and Fig. 9, described two rotations assembly 30 of exerting pressure is movably set in described two cavitys 112 respectively, and it comprises two eccentric wheels, 31, two pinch rollers 32, wheel shaft 33 and two keys 34.Described wheel shaft 33 and eccentric wheel 31 are respectively equipped with keyway, described two eccentric wheels 31 are fixed on described wheel shaft 33 respectively by key 34, a part for described key 34 is placed in described semicircle step 122, exert pressure in a rotational travel of assembly 30 in rotation, described key 34 turns to the other end with wheel shaft 33 from one end of described semicircle step 122.Rotatably be socketed with pinch roller 32 respectively two eccentric wheel 31 outsides, pinch roller 32 structure is with embodiment 1.As Fig. 8 A, the middle part of described wheel shaft 33 is provided with the shaft shoulder 332 that a diameter is greater than wheel shaft, and wheel shaft 33 is provided with two keyways, and the top of the shaft shoulder 332 is located at by one of them keyway, and the bottom of the shaft shoulder 332 is located at by another keyway, and the phase difference of two keyways is 180 degree.The axis hole 115 of the axis hole 121 of described wheel shaft 33 on two end caps 12 and valve body is contained in valve body 10, one end of wheel shaft 33 is stretched out by the axis hole 121 on end cap, its external part can connect handwheel or motor, make to rotate under manpower or electric drive, promote pinch roller 32 by eccentric wheel 31 to roll on described flexible pipe 20 outer wall, described flexible pipe 20 is killed or unclamps, thus closes and open fluid passage.
Although disclosed the utility model by above embodiment; but protection domain of the present utility model is not limited thereto; under the condition not departing from the utility model design, all will fall in right of the present utility model the distortion, replacement etc. that above each component does.
Claims (10)
1. an external-compression type flexible pipe valve, it is characterized in that, this flexible pipe valve is provided with valve body (10), this valve body (10) is provided with the through hole (111) that wears flexible pipe and accommodating rotation to exert pressure the cylindrical cavity (112) of assembly, the flexible pipe (20) of conveying liquid is equipped with in described through hole (111), in described cavity (112), be provided with rotation to exert pressure assembly (30), this rotation assembly (30) of exerting pressure can rotate under manpower or electric drive, described flexible pipe (20) is killed or unclamps, thus close and open fluid passage.
2. external-compression type flexible pipe valve as claimed in claim 1, it is characterized in that, this flexible pipe valve is provided with valve body (10), this valve body (10) is provided with two through holes (111) wearing flexible pipe and accommodating rotation to exert pressure the cylindrical cavity (112) of assembly, the flexible pipe (20) of a conveying liquid is respectively equipped with in described two through holes (111), in described two cavitys (112), be respectively provided with a rotation to exert pressure assembly (30), two rotations assembly (30) of exerting pressure can rotate by the phase difference of 180 degree under manpower or electric drive, respectively described flexible pipe killed or unclamp, thus close and open fluid passage.
3. external-compression type flexible pipe valve as claimed in claim 2, it is characterized in that, described valve body (10) comprises main body (11) and end cap (12), described main body (11) is rectangular blocks, in described main body (11), middle part is provided with described cavity (112), through hole (111) is provided with in this cavity side, the ending cover hole (113) of coaxial line is with it provided with in described cavity (112) outside, described end cap (12) is located in ending cover hole (113), this end cap (12) central authorities are provided with axis hole (121), end cap (12) bottom is provided with recessed semicircle step (122), the blind axis hole (114) corresponding with the axis hole on end cap is provided with in main body (11) bottom.
4. external-compression type flexible pipe valve as claimed in claim 2, it is characterized in that, described valve body (10) comprises main body (11) and end cap (12), described main body (11) is rectangular blocks, in described main body (11), middle part is provided with two cavitys (112), the axis hole (115) wearing wheel shaft is provided with between two cavitys (112), a through hole (111) is respectively provided with two cavity (112) sides, the ending cover hole (113) of coaxial line is with it respectively equipped with in two cavity (112) outsides, two end caps (12) are located in ending cover hole (113) respectively, each end cap (12) central authorities are provided with axis hole (121), end cap (12) bottom is provided with recessed semicircle step (122).
5. external-compression type flexible pipe valve as claimed in claim 3, it is characterized in that, described rotation assembly (30) of exerting pressure is movably set in described cavity (112), it comprises eccentric wheel (31), pinch roller (32), wheel shaft (33) and key (34), described wheel shaft (33) and eccentric wheel (31) are provided with keyway, described eccentric wheel (31) is fixed on described wheel shaft (33) by key (34), a part for described key (34) is placed in described semicircle step (122), exert pressure in a rotational travel of assembly (30) in rotation, described key (34) turns to the other end with wheel shaft (33) from one end of described semicircle step (122), pinch roller (32) is socketed with at eccentric wheel (31) outer rotatable, one end of described wheel shaft (33) is stretched out by the axis hole (121) on end cap, it rotates under manpower or electric drive, promote pinch roller (32) by eccentric wheel (31) to roll on described flexible pipe (20) outer wall, described flexible pipe (20) is killed or unclamps, thus close and open fluid passage.
6. external-compression type flexible pipe valve as claimed in claim 5, it is characterized in that, one end of described wheel shaft (33) is provided with the shaft shoulder (331) that diameter is greater than wheel shaft, this shaft shoulder (331) is placed in the blind axis hole (114) of described main body, and the external diameter of the shaft shoulder (331) is greater than the diameter of the axle hole of eccentric wheel (31).
7. external-compression type flexible pipe valve as claimed in claim 3, it is characterized in that, described two rotations assembly (30) of exerting pressure is movably set in described two cavitys (112) respectively, it comprises two eccentric wheels (31), two pinch rollers (32), wheel shaft (33) and two keys (34), described wheel shaft (33) and eccentric wheel (31) are respectively equipped with keyway, described two eccentric wheels (31) are fixed on described wheel shaft (33) respectively by key (34), a part for described key (34) is placed in described semicircle step (122), exert pressure in a rotational travel of assembly (30) in rotation, described key (34) turns to the other end with wheel shaft (33) from one end of described semicircle step (122), pinch roller (32) is rotatably socketed with respectively two eccentric wheel (31) outsides, one end of described wheel shaft (33) is stretched out by the axis hole (121) on end cap, it rotates under manpower or electric drive, promote pinch roller (32) by eccentric wheel (31) to roll on described flexible pipe (20) outer wall, described flexible pipe (20) is killed or unclamps, thus close and open fluid passage.
8. external-compression type flexible pipe valve as claimed in claim 7, it is characterized in that, the middle part of described wheel shaft (33) is provided with the shaft shoulder (332) that a diameter is greater than wheel shaft, the top of the shaft shoulder (332) is located at by one of them keyway, the bottom of the shaft shoulder (332) is located at by another keyway, and the phase difference of two keyways is 180 degree.
9. external-compression type flexible pipe valve as claimed in claim 1 or 2, is characterized in that, described flexible pipe (20) for having flexible rubber, silica gel material makes.
10. the external-compression type flexible pipe valve as described in claim 5 or 7, it is characterized in that, described pinch roller (32) is disklike body, and its central authorities are provided with the sleeve joint hole (321) being greater than eccentric wheel (31) external diameter, and the edge of pinch roller (32) is curved surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520468383.5U CN205001564U (en) | 2015-07-02 | 2015-07-02 | Flexible pipeline valve of external pressure formula |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520468383.5U CN205001564U (en) | 2015-07-02 | 2015-07-02 | Flexible pipeline valve of external pressure formula |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205001564U true CN205001564U (en) | 2016-01-27 |
Family
ID=55158452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520468383.5U Active CN205001564U (en) | 2015-07-02 | 2015-07-02 | Flexible pipeline valve of external pressure formula |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205001564U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104989844A (en) * | 2015-07-02 | 2015-10-21 | 肖立峰 | External pressing type flexible duct valve |
| WO2019202523A1 (en) * | 2018-04-19 | 2019-10-24 | Drm, Dr. Müller Ag | Pinching device |
| CN111156330A (en) * | 2020-01-08 | 2020-05-15 | 黄奥煜 | Energy-saving and environment-friendly multi-station periodic water circulation device |
| US11864701B2 (en) | 2021-08-03 | 2024-01-09 | Yunjing Intelligence Innovation (Shenzhen) Co., Ltd. | Water tank assembly, pumping and drainage system, reversing valve, base station body, base station, and cleaning system |
-
2015
- 2015-07-02 CN CN201520468383.5U patent/CN205001564U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104989844A (en) * | 2015-07-02 | 2015-10-21 | 肖立峰 | External pressing type flexible duct valve |
| CN104989844B (en) * | 2015-07-02 | 2019-05-03 | 肖立峰 | External-compression type flexible duct valve |
| WO2019202523A1 (en) * | 2018-04-19 | 2019-10-24 | Drm, Dr. Müller Ag | Pinching device |
| CH714913A1 (en) * | 2018-04-19 | 2019-10-31 | Mueller Drm Ag | Pinching. |
| US11320054B2 (en) | 2018-04-19 | 2022-05-03 | Drm, Dr. Müller Ag | Pinching device |
| CN111156330A (en) * | 2020-01-08 | 2020-05-15 | 黄奥煜 | Energy-saving and environment-friendly multi-station periodic water circulation device |
| US11864701B2 (en) | 2021-08-03 | 2024-01-09 | Yunjing Intelligence Innovation (Shenzhen) Co., Ltd. | Water tank assembly, pumping and drainage system, reversing valve, base station body, base station, and cleaning system |
| US11957287B2 (en) | 2021-08-03 | 2024-04-16 | Yunjing Intelligence Innovation (Shenzhen) Co, Ltd. | Water tank assembly, pumping and drainage system, reversing valve, base station body, base station, and cleaning system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104989844A (en) | External pressing type flexible duct valve | |
| CN205001564U (en) | Flexible pipeline valve of external pressure formula | |
| CN211009972U (en) | High strength integral type pair ball valve | |
| CN108105401A (en) | A kind of low torque, bi-direction zero-leakage all-metal sealing dish valve | |
| CN204420165U (en) | Revolve a noise reduction modulating valve | |
| CN107504219A (en) | A kind of twin-stage drive type electric sealing ball valve device | |
| CN109838615A (en) | A kind of Dual sealed valve | |
| CN205908834U (en) | Domestic automatically controlled water valve | |
| CN206036268U (en) | Transformer tank butterfly valve | |
| CN204493799U (en) | Revolve a three-way control valve | |
| CN105508641A (en) | Stop valve | |
| CN204437336U (en) | V-type revolves a modulating valve | |
| CN203395233U (en) | Full-passage self sealing butterfly type spherical valve | |
| CN207486069U (en) | Three eccentricity hard seal butterfly valve | |
| CN208634396U (en) | A kind of handle stainless steel plate butterfly valve convenient for the installation of fast quick-detach | |
| CN208442373U (en) | A kind of Quick hand switch valve | |
| CN208024858U (en) | manual chlorine cast steel stop valve | |
| CN210318535U (en) | Flange butterfly valve with good sealing performance | |
| CN206368972U (en) | A kind of novel cutoff valve | |
| CN205504085U (en) | Three -way cutoff valve | |
| CN109611574B (en) | Composite ball valve with pressure regulating device | |
| CN213419920U (en) | Electric high-performance double-eccentric butterfly valve | |
| CN218670660U (en) | Full-bore straight-flow stop valve | |
| CN205155255U (en) | Multichannel valve | |
| CN215980910U (en) | Valve with adjustable opening angle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |