CN110966421B - Columnar folding type flow control device - Google Patents
Columnar folding type flow control device Download PDFInfo
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- CN110966421B CN110966421B CN201911211849.2A CN201911211849A CN110966421B CN 110966421 B CN110966421 B CN 110966421B CN 201911211849 A CN201911211849 A CN 201911211849A CN 110966421 B CN110966421 B CN 110966421B
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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
- F16K7/045—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 electric or magnetic 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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
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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
- F16K31/46—Mechanical actuating means for remote operation
- F16K31/465—Mechanical actuating means for remote operation by flexible transmission means, e.g. cable, chain, bowden wire
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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
- F16K7/08—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 twisting
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pipe Accessories (AREA)
- Actuator (AREA)
Abstract
本发明公开了一种柱状折叠型流控装置，包括柱状可展结构(2)以及支架(1)，所述支架(1)将柱状可展结构(2)固定在包含流体的管道内；所述柱状可展结构(2)由可折叠平面材料构成，可折叠平面材料展开后呈圆柱形；所述柱状可展结构(2)的左端设置第一绳索(5)和第二绳索(8)，右端设置第三绳索(4)和第五绳索(9)，将第一绳索(5)向左同时第三绳索(4)向右拉紧、第五绳索(9)和第二绳索(8)放松以控制柱状可展结构(2)展开，将第五绳索(9)向右同时第二绳索(8)向左拉紧、第一绳索(5)和第三绳索(4)放松以控制柱状可展结构(2)折叠；所述柱状可展结构(2)的左、右端面分别设置薄膜状封口(3)，左、右端面的封口(3)分别通过第五绳索(6)、第六绳索(7)的放松和拉紧控制封口的开闭。
The invention discloses a columnar foldable fluid control device, comprising a columnar expandable structure (2) and a bracket (1), wherein the bracket (1) fixes the columnar expandable structure (2) in a pipeline containing fluid; The columnar expandable structure (2) is composed of a foldable plane material, and the foldable plane material is expanded into a cylindrical shape; the left end of the columnar expandable structure (2) is provided with a first rope (5) and a second rope (8) , the right end is provided with a third rope (4) and a fifth rope (9), the first rope (5) is pulled to the left while the third rope (4) is tightened to the right, the fifth rope (9) and the second rope (8) ) relax to control the deployment of the columnar deployable structure (2), pull the fifth rope (9) to the right while the second rope (8) is tightened to the left, the first rope (5) and the third rope (4) are loosened to control The columnar expandable structure (2) is folded; the left and right end surfaces of the columnar expandable structure (2) are respectively provided with film-like seals (3), and the seals (3) on the left and right end surfaces are respectively connected by fifth ropes (6), The relaxation and tension of the sixth rope (7) controls the opening and closing of the seal.
Description
Technical Field
The invention relates to a columnar folding type flow control device, in particular to a switch device capable of adjusting bidirectional flow of fluid in a column.
Background
Fluid flow direction control is one of the common requirements in engineering, and the technology can be applied to adjusting indoor air circulation, boiler airflow, water quality circulation treatment and the like. The existing flow control device mainly uses an air pump as a driver to form a cavity and a pipeline, and a valve is arranged in the pipeline as a switch element to realize the control of the flow direction of fluid. Such a solution requires a large number of components, the system consumes much energy, and the operation of the air pump is noisy.
Disclosure of Invention
The present invention is directed to a column-shaped folding fluidic device that can perform exchange control of fluid substances at both ends of a column-shaped region from one end to the other end in the vicinity of the column-shaped region.
The invention adopts the following technical scheme for solving the technical problems:
the invention provides a columnar folding type fluidic device, which comprises a columnar expandable structure and a bracket, wherein the bracket fixes the columnar expandable structure in a pipeline containing fluid;
the columnar extensible structure is made of foldable plane materials, and the foldable plane materials are cylindrical after being unfolded;
the columnar extensible structure is made of foldable plane materials, and the foldable plane materials are unfolded to form a columnar structure;
the left end of the columnar expandable structure is provided with a first rope and a second rope, the right end of the columnar expandable structure is provided with a third rope and a fourth rope, the first rope is tensioned leftwards while the third rope is tensioned rightwards, the fourth rope and the second rope are loosened to control the expansion of the columnar expandable structure, and the fourth rope is tensioned rightwards while the second rope is tensioned leftwards while the first rope and the third rope are loosened to control the folding of the columnar expandable structure;
the left end face and the right end face of the columnar expandable structure are respectively provided with a film seal, and the seals on the left end face and the right end face are respectively opened and closed by loosening and tightening a fifth rope and a sixth rope.
As a further technical scheme of the invention, the first rope, the second rope, the third rope and the fourth rope are respectively connected with a servo motor, and the tensioning and the releasing of the first rope, the second rope and the fourth rope are controlled through the forward and reverse rotation of the servo motor.
As a further technical scheme of the invention, the method specifically comprises the following steps:
1) when controlling the fluid to flow from the left side to the right side of the columnar deployable structure, tensioning the first rope and the third rope to enable the columnar deployable structure to be in a deployed state, loosening the fifth rope to enable a left end face seal of the columnar deployable structure to be opened, tensioning the sixth rope to enable a right end face seal of the columnar deployable structure to be closed, and pressing the fluid into the columnar deployable structure; furthermore, the fourth rope and the second rope are tightened to enable the cylindrical deployable structure to be in a folded state, the fifth rope is tightened to enable the left end face seal of the cylindrical deployable structure to be closed, the sixth rope is loosened to enable the right end face seal of the cylindrical deployable structure to be opened, and fluid in the cylindrical deployable structure is pressed out;
2) when controlling the fluid to flow from the right side to the left side of the columnar deployable structure, tightening the first rope and the third rope to enable the columnar deployable structure to be in a deployed state, closing a left end face seal of the columnar deployable structure through the fifth rope, and opening a right end face seal of the columnar deployable structure through the sixth rope by loosening the sixth rope, so that the fluid is pressed into the columnar deployable structure; furthermore, the fourth rope and the second rope are tightened to enable the cylindrical deployable structure to be in a folded state, the fifth rope is loosened to enable the left end face seal of the cylindrical deployable structure to be opened, the sixth rope is tightened to enable the right end face seal of the cylindrical deployable structure to be closed, and fluid in the cylindrical deployable structure is pressed out;
3) when the flow direction is not required to be controlled, the first rope and the third rope are tensioned to enable the columnar deployable structure to be in a deployed state, the fifth rope and the sixth rope are loosened to enable the left end face seal and the right end face seal of the columnar deployable structure to be opened, and fluid flows through the columnar deployable structure according to the original movement direction.
Compared with the prior art, the invention adopting the technical scheme has the following technical effects:
(1) the invention adopts a columnar expandable structure, realizes the inlet and the outlet of fluid relative to a columnar area by compressing and expanding the columnar area, can flexibly switch the control of different flow directions, has small system delay and high operation efficiency;
(2) the invention combines the soft film and the paper folding structure, the device is light and convenient to load;
(3) the invention uses external modes such as rope traction and the like to drive the operation of the control device, and the driving mechanism and the actuating mechanism form independent modules, thereby being convenient for realizing different layout installation modes.
Drawings
Fig. 1 is a schematic structural diagram in an embodiment of the present invention.
Fig. 2 is a schematic structural view of the cylindrical expandable structure adopted in the embodiment of the present invention when it is expanded.
FIG. 3 is a schematic diagram of a compressed cylindrical expandable structure according to an embodiment of the present invention.
Fig. 4 is a schematic structural view when the left-side fluid is pressed in the embodiment of the present invention.
Fig. 5 is a schematic diagram of the structure of the embodiment of the present invention when the fluid is pressed out to the right side.
Detailed Description
The technical scheme of the invention is further explained in detail by combining the attached drawings:
the invention discloses a flow control device based on a columnar expandable structure, which comprises a support 1, wherein the support 1 fixes a columnar expandable structure 2 in a pipeline containing fluid. As shown in fig. 1, the stent 1 located symmetrically outside the middle of the cylindrical expandable structure 22 secures the present flow control device within the target fluid environment. The cylindrical expandable structure 2 is made of a foldable planar material, which can be folded and unfolded using paper folding by scoring creases in the material.
The deployment of the cylindrical expandable structure 2 is controlled by the ropes 4 and 5 and the folding is controlled by the ropes 8 and 9. The deployable structure 2 is controlled by the ropes 4 and 5 in its deployment process: the cylindrical expandable structure 2 is expanded by tensioning a pair of ropes 4 connected to both sides of the right end of the cylindrical expandable structure 2 to the right, and simultaneously tensioning a pair of ropes 5 connected to both ends of the left end of the cylindrical expandable structure 2 to the left, as shown in fig. 2.
The folding process of the cylindrical expandable structure 2 is controlled by the ropes 8 and 9: another pair of ropes 9 connected to both sides of the right end of the columnar expandable structure 2 are pulled to the left, while another pair of ropes 8 connected to both ends of the left end of the columnar expandable structure 2 are pulled to the right, and the columnar structure is folded, as shown in fig. 3.
In the invention, all rope windings are connected with the servo motor, and the forward and reverse rotation of the servo motor controls the tensioning and releasing processes of the ropes.
The control method for switching the fluid flow direction by using the flow control device based on the columnar expandable structure comprises the following steps:
controlling the fluid flow from the left to the right of the cylindrical expandable structure 2: (1) tightening the cable 4, tightening the cable 5, releasing the cable 6, tightening the cable 7, and forcing the fluid into the cylindrical expandable structure 2; (2) tightening the rope 8, tightening the rope 9, tightening the rope 6, loosening the rope 7, and pressing out the fluid in the cylindrical expandable structure 2.
Controlling the fluid flow from the right to the left of the cylindrical expandable structure 2: (1) tightening the cable 4, tightening the cable 5, tightening the cable 6, loosening the cable 7, and forcing the fluid into the columnar structure; (2) tightening the cord 8, tightening the cord 9, loosening the cord 6, tightening the cord 7, and pressing the fluid out of the cylindrical expandable structure 2.
In the invention, the soft membrane structures 3 at the left and right ends of the columnar expandable structure 2 are respectively controlled to close and open through the ropes 6 and 7. The left end of the columnar structure 2 is provided with 5 pairs of ropes and 8 pairs of ropes on the upper and lower symmetrical sides respectively, and the right end of the columnar structure 2 is provided with 4 pairs of ropes and 9 pairs of ropes on the upper and lower symmetrical sides respectively.
Fig. 4 is a schematic structural view when the left-side fluid is pressed in the embodiment of the present invention. When the flow direction of fluid needs to be controlled from left to right, the rope 6 is loosened to open the flexible membrane 3 at the left end of the flow control device, the rope 7 is drawn to close the flexible membrane 3 at the right end of the flow control device, meanwhile, the pair of ropes 5 at the two sides of the left end of the columnar structure 2 which are vertically symmetrical are tensioned, and the pair of ropes 4 at the two sides of the right end of the columnar structure 2 which are vertically symmetrical are tensioned, so that the columnar structure is in the expansion state shown in the figure 2, and at the moment, the fluid is pressed into the columnar structure.
Fig. 5 is a schematic diagram of the structure of the embodiment of the present invention when the fluid is pressed out to the right side. When the flow direction of fluid needs to be controlled from left to right, the rope 6 is tensioned to close the flexible membrane 3 at the left end of the flow control device, the rope 7 is loosened to open the flexible membrane 3 at the right end of the flow control device, meanwhile, the pair of ropes 8 at the two sides of the left end of the columnar structure 2 which are vertically symmetrical are tensioned, the pair of ropes 9 at the two sides of the right end of the columnar structure 2 which are vertically symmetrical are tensioned, the columnar structure is in a compression state shown in the figure 3, and at the moment, the fluid in the columnar structure is pressed out.
The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can understand that the modifications or substitutions within the technical scope of the present invention are included in the scope of the present invention, and therefore, the scope of the present invention should be subject to the protection scope of the claims.
Claims (3)
1. A cylindrical folded fluidic device comprising a cylindrical expandable structure (2) and a support (1), the support (1) securing the cylindrical expandable structure (2) within a conduit containing a fluid;
the columnar extensible structure (2) is made of a foldable plane material, and the foldable plane material is unfolded to form a columnar structure;
the left end of the columnar expandable structure (2) is provided with a first rope (5) and a second rope (8), the right end of the columnar expandable structure is provided with a third rope (4) and a fourth rope (9), the first rope (5) is tensioned leftwards while the third rope (4) is tensioned rightwards, the fourth rope (9) and the second rope (8) are loosened to control the columnar expandable structure (2) to be expanded, the fourth rope (9) is tensioned rightwards while the second rope (8) is tensioned leftwards, and the first rope (5) and the third rope (4) are loosened to control the columnar expandable structure (2) to be folded;
the left end face and the right end face of the columnar expandable structure (2) are respectively provided with a film seal (3), the seals (3) on the left end face and the right end face are respectively sewed with a fifth rope (6) and a sixth rope (7), and the opening and the closing of the seals are controlled by loosening and tightening the fifth rope (6) and the sixth rope (7).
2. The cylindrical folding fluidic device of claim 1, wherein the first to sixth cables are connected to servo motors, respectively, and the tightening and loosening of the first to sixth cables are controlled by the forward and reverse rotation of the servo motors.
3. A method of controlling fluid flow direction switching using a cylindrical folded fluidic device according to claim 1 or 2, the method comprising:
1) when controlling the fluid to flow from the left side to the right side of the columnar deployable structure (2), tightening the first rope (5) and the third rope (4) to enable the columnar deployable structure (2) to be in a deployed state, loosening the fifth rope (6) to enable the left end surface seal of the columnar deployable structure (2) to be opened, tightening the sixth rope (7) to enable the right end surface seal of the columnar deployable structure (2) to be closed, and pressing the fluid into the columnar deployable structure (2); furthermore, the fourth rope (9) and the second rope (8) are tightened to enable the cylindrical deployable structure (2) to be in a folded state, the fifth rope (6) is tightened to enable the left end face of the cylindrical deployable structure (2) to be sealed and closed, the sixth rope (7) is loosened to enable the right end face of the cylindrical deployable structure (2) to be sealed and opened, and fluid in the cylindrical deployable structure (2) is pressed out;
2) when controlling the fluid to flow from the right side to the left side of the columnar deployable structure (2), tightening a first rope (5) and a third rope (4) to enable the columnar deployable structure (2) to be in a deployed state, closing a left end seal of the columnar deployable structure (2) through a fifth rope (6), opening a right end seal of the columnar deployable structure (2) through loosening a sixth rope (7), and pressing the fluid into the columnar deployable structure (2); furthermore, the fourth rope (9) and the second rope (8) are tightened to enable the cylindrical deployable structure (2) to be in a folded state, the fifth rope (6) is loosened to enable the left end face seal of the cylindrical deployable structure (2) to be opened, the sixth rope (7) is tightened to enable the right end face seal of the cylindrical deployable structure (2) to be closed, and fluid in the cylindrical deployable structure (2) is pressed out;
3) when the flow direction is not required to be controlled, the first rope (5) and the third rope (4) are tightened to enable the cylindrical deployable structure (2) to be in a deployed state, the fifth rope (6) and the sixth rope (7) are loosened to enable the left end face seal and the right end face seal of the cylindrical deployable structure (2) to be opened, and fluid flows through the cylindrical deployable structure (2) according to the original movement direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911211849.2A CN110966421B (en) | 2019-12-02 | 2019-12-02 | Columnar folding type flow control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911211849.2A CN110966421B (en) | 2019-12-02 | 2019-12-02 | Columnar folding type flow control device |
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| CN110966421A CN110966421A (en) | 2020-04-07 |
| CN110966421B true CN110966421B (en) | 2021-11-16 |
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| CN201911211849.2A Active CN110966421B (en) | 2019-12-02 | 2019-12-02 | Columnar folding type flow control device |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2022181631A (en) * | 2021-05-26 | 2022-12-08 | 東京エレクトロン株式会社 | Device for controlling fluid flow, method for manufacturing cross-sectional shape-variable flow path, device for processing substrate, and method for controlling fluid flow |
| CN115264112B (en) * | 2022-07-20 | 2025-05-16 | 湖州安达汽车配件股份有限公司 | A mold vacuum stop valve |
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| JPH039176A (en) * | 1989-06-02 | 1991-01-17 | Nippon Kagaku Kikai Seizo Kk | Valve for granule |
| GB201203041D0 (en) * | 2012-02-22 | 2012-04-04 | Fast Engineering Ltd | Tap stand and liquid delivery system |
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|---|---|---|---|---|
| EP0625670A1 (en) * | 1993-05-10 | 1994-11-23 | Jürgen Haro | Device for closing a pipeline |
| CN2390615Y (en) * | 1999-08-18 | 2000-08-09 | 刘信飞 | Disposable economical injector with liquid |
| CN2559681Y (en) * | 2002-08-01 | 2003-07-09 | 袁君 | Flood prevention bag |
| CN105307598A (en) * | 2013-04-19 | 2016-02-03 | 海峡接入控股（私人）有限公司 | A prosthetic heart valve |
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| CN110966421A (en) | 2020-04-07 |
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