CN115013542A

CN115013542A - Flow regulation and control valve with flow stopping function

Info

Publication number: CN115013542A
Application number: CN202210663561.4A
Authority: CN
Inventors: 张晓寒
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-06-13
Filing date: 2022-06-13
Publication date: 2022-09-06

Abstract

The invention relates to a flow regulating valve. The invention relates to a flow regulating valve with a flow stopping function. The fixing device comprises a valve casing, a baffle fixedly connected to the inner wall of the valve casing, and an auxiliary block fixedly connected to one end of the baffle. When the height of the valve block is adjusted to regulate and control the water flow, the guide plate can synchronously rotate through the matching of the synchronous structure and the matching groove, the guide plate is positioned at different angles when the valve block is positioned at different heights, and a backflow cavity can be formed at the bottom of the valve hole when the valve hole needs to be closed, so that the valve hole can be conveniently sealed by the valve block and can also be protected; when the water flow is regulated and controlled by adjusting the height of the valve block, the size of the backflow cavity on one side of the guide plate is changed, and at the moment, the larger the water flow passing through the valve hole is, the smaller the backflow cavity is, and the smaller the resistance to the water flow is.

Description

Flow regulation and control valve with flow stopping function

Technical Field

The invention relates to a flow regulating valve, in particular to a flow regulating valve with a flow stopping function.

Background

The valve is the pipeline annex that is used for the switching pipeline, the control flow direction, adjust and control the parameter of carrying rivers, the common valve that can adjust rivers flow is the stop valve, can carry out fine control to the flow of rivers and adjust, and sealed effect is better, and the stop valve is great to the resistance of rivers at the during operation, can waste the kinetic energy of a large amount of rivers self, and when regulating and control discharge, because control and locking the valve position through the screw thread, so the control stroke of stop valve is longer, corresponding four degrees are full, the operator's time and water resource are wasted back.

Disclosure of Invention

The present invention is directed to a flow control valve with a flow stopping function, so as to solve the problems mentioned in the background art.

In order to achieve the above object, a flow regulating valve with a flow stopping function is provided, comprising a fixing device and a control device arranged at the top of the fixing device, wherein the fixing device comprises a fixing mechanism, the fixing mechanism comprises a valve casing, a baffle is fixedly connected to the inner wall of the valve casing, an auxiliary block is fixedly connected to one end of the baffle, a valve hole is formed between the auxiliary block and the baffle, a flow guide mechanism is arranged inside the valve casing, the flow guide mechanism comprises a flow guide plate, the two ends of the flow guide plate are hinged to the valve casing, the flow state inside the valve casing is changed when the flow guide plate is at different angles, the inner wall of the flow guide plate is attached to the outer wall of the auxiliary block, the outer wall of the flow guide plate is attached to the inner wall of the valve casing, a valve structure is further arranged inside the valve casing, and the valve structure is used for controlling the flow state of the valve hole, and drive the guide plate to rotate, and the control device is used for controlling the valve structure.

As the further improvement of this technical scheme, the one end fixedly connected with induction pipe of valve casing, two seal grooves have been seted up to the inner wall of valve casing, the inner wall of valve casing and the inner wall of induction pipe are linked together, the other end fixedly connected with delivery tube of valve casing.

As a further improvement of the technical scheme, the inner wall of the valve casing is communicated with the inner wall of the delivery pipe, two positioning rods are fixedly connected to one side of the inner wall of the valve casing, and a matching groove is formed in one side of each positioning rod.

As a further improvement of the technical scheme, the top of the valve casing is provided with a limiting groove, the limiting groove consists of a gear groove and a rotating groove, and the gear groove is communicated with the rotating groove.

As a further improvement of the technical scheme, the outer wall of the guide plate is fixedly connected with a sealing strip, and one end of the guide plate is fixedly connected with a torsion spring.

As a further improvement of the technical scheme, one end of the torsion spring is fixedly connected with the valve shell, a sealing element is fixedly connected to the inner wall of the guide plate, and the sealing element is attached to the side wall of the auxiliary block.

As a further improvement of the technical scheme, the valve structure comprises a switch mechanism, the switch mechanism comprises a threaded rod, the bottom end of the threaded rod is fixedly connected with a valve block, and when the valve block is in a closed state, the side wall of the bottom end of the valve block is attached to the side wall of the valve hole.

As a further improvement of the technical scheme, the valve structure further comprises a synchronous structure, the synchronous structure comprises a synchronous rod, the inner wall of one end of the synchronous rod is connected with a telescopic rod in a splicing mode, one end of the telescopic rod is hinged to the valve block, the inner wall of the other end of the synchronous rod is connected with a pull rod in a splicing mode, the bottom end of the pull rod is hinged to a guide plate, two sides of the synchronous rod are fixedly connected with matching blocks, and the matching blocks are arranged inside matching grooves.

As a further improvement of the technical scheme, the control device comprises a threaded sleeve, the threaded sleeve is rotatably arranged inside the top end of the valve casing, the inner wall of the threaded sleeve is in threaded connection with the outer wall of the threaded rod, and the top end of the threaded sleeve is fixedly connected with an inserted rod.

As a further improvement of the technical scheme, a lifting cylinder is sleeved at the top of the outer wall of the inserted rod, a clamping gear is arranged at the bottom end of the outer wall of the lifting cylinder, the outer wall of the clamping gear is matched with the inner wall of the gear groove, a thrust spring is fixedly connected to the top end of the inserted rod, the top end of the thrust spring is fixedly connected with the lifting cylinder, and a control panel is fixedly connected to the top end of the lifting cylinder.

Compared with the prior art, the invention has the beneficial effects that:

1. in the flow regulating valve with the flow stopping function, when the height of the regulating valve block is used for regulating and controlling the water flow, the guide plate can synchronously rotate through the matching of the synchronous structure and the matching groove, the guide plate is positioned at different angles when the valve block is positioned at different heights, and a backflow cavity can be formed at the bottom of the valve hole when the valve hole needs to be closed, so that the valve hole can be conveniently sealed by the valve block and can also be protected; when the water flow is regulated and controlled by adjusting the height of the valve block, the size of the backflow cavity on one side of the guide plate is changed, and at the moment, the larger the water flow passing through the valve hole is, the smaller the backflow cavity is, and the smaller the resistance to the water flow is; when needing discharge to be in the maximum position, adjust the valve block to highest position, the guide plate no longer blocks rivers this moment, and rivers can directly pass through the valve casing, and is minimum to the resistance of rivers, can effectively solve the very big phenomenon of resistance to rivers in the common flow regulation and control valve.

2. In this flow control valve with flow stopping function, the number of turns of the screw thread that will adjust the valve block height becomes few, can effectively reduce the stroke to valve block altitude control, can be fast convenient control the valve block to accomplish the injecing to the inserted bar pivoted through the cooperation of card gear and gear groove after adjusting the completion, and then accomplish the definite to valve block position, also avoided the valve block to take place the phenomenon of rocking.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of the fixing device of the present invention;

FIG. 3 is a schematic structural view of the securing mechanism of the present invention;

FIG. 4 is a water flow diagram of the valve block of the present invention in the closed position;

FIG. 5 is a water flow diagram of the valve block of the present invention in a condition for regulating water flow;

FIG. 6 is a water flow diagram of the valve block of the present invention in the uppermost position;

FIG. 7 is a schematic view of the structure of the guide mechanism of the present invention;

FIG. 8 is a schematic structural view of the switching mechanism of the present invention;

FIG. 9 is a schematic diagram of a synchronization structure according to the present invention;

FIG. 10 is a schematic structural view of a positioning rod of the present invention;

FIG. 11 is a schematic structural diagram of a control device according to the present invention;

fig. 12 is a second schematic structural diagram of the control device of the present invention.

The various reference numbers in the figures mean:

1. a fixing device;

11. a fixing mechanism; 111. a valve housing; 112. an introducing pipe; 113. a delivery pipe; 114. a baffle plate; 115. an auxiliary block; 116. positioning a rod; 117. a mating groove; 118. defining a slot; 12. a flow guide mechanism; 121. a baffle; 122. a seal strip; 123. a torsion spring; 124. a seal member; 13. a switch mechanism; 131. a threaded rod; 132. a valve block; 14. a synchronization structure; 141. a synchronization lever; 142. a pull rod; 143. a telescopic rod; 144. a matching block;

2. a control device;

21. a control panel; 22. a lifting cylinder; 23. inserting a rod; 24. a thrust spring; 25. and (4) a threaded sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Example 1

In the present embodiment, an object of the present invention is to provide a flow control valve with a flow stopping function, in view of enabling water flow to flow normally, please refer to fig. 1-3, which includes a fixing device 1 and a control device 2 disposed on the top of the fixing device 1, the fixing device 1 includes a fixing mechanism 11, the fixing mechanism 11 includes a valve housing 111, the valve housing 111 is used for determining the position of a baffle plate 114, a baffle plate 114 is fixedly connected to the inner wall of the valve housing 111, the baffle plate 114 is used for being matched with a flow guide plate 121 and a valve block 132 to divide the inside of the valve housing 111 into two parts, one end of the baffle plate 114 is fixedly connected with an auxiliary block 115, the auxiliary block 115 is used for being matched with the flow guide plate 121 to seal the hinged position of the flow guide plate 121, a valve hole is formed between the auxiliary block 115 and the baffle plate 114, one end of the valve housing 111 is fixedly connected with a guide pipe 112, the guide pipe 112 is used for guiding water flow into the inside of the valve housing 111, two seal grooves have been seted up to valve casing 111's inner wall, the seal groove is used for sealing guide plate 121 and valve casing 111 hookup location with the cooperation of sealing strip 122, valve casing 111's inner wall and induction pipe 112's inner wall are linked together, valve casing 111's other end fixedly connected with contact tube 113, contact tube 113 is arranged in drawing out the rivers in valve casing 111, valve casing 111's inner wall and contact tube 113's inner wall are linked together, two locating levers 116 of one side fixedly connected with of valve casing 111 inner wall, locating lever 116 is used for confirming the position of cooperation piece 144, cooperation groove 117 has been seted up to one side of locating lever 116, cooperation groove 117 is used for prescribing a limit to the motion state of cooperation piece 144, limited groove 118 is seted up at valve casing 111's top, limited groove 118 is used for prescribing a limit to the state of lift section of thick bamboo 22, limited groove 118 comprises a gear groove and a rotation groove, gear groove and rotation groove communicate, realize the effect that rivers can the inside circulation of valve casing 111.

Considering that the flow control valve needs to be sealed when in operation, please refer to fig. 7, a flow guide mechanism 12 is disposed inside a valve housing 111, the flow guide mechanism 12 includes a flow guide plate 121, two ends of the flow guide plate 121 are hinged to the valve housing 111, the flow state inside the valve housing 111 changes when the flow guide plate 121 is at different angles, an inner wall of the flow guide plate 121 is attached to an outer wall of an auxiliary block 115, an outer wall of the flow guide plate 121 is attached to an inner wall of the valve housing 111, a sealing strip 122 is fixedly connected to the outer wall of the flow guide plate 121, the sealing strip 122 is used for being matched with the sealing groove to seal a connecting position of the flow guide plate 121 and a side wall of the valve housing 111, one end of the flow guide plate 121 is fixedly connected to a torsion spring 123, the torsion spring 123 is used for applying a thrust to the flow guide plate 121 when the flow guide plate 121 rotates, so as to facilitate the flow guide plate 121 to reset, one end of the torsion spring 123 is fixedly connected to the valve housing 111, the inner wall fixedly connected with sealing member 124 of guide plate 121, sealing member 124 are used for making the connected position of guide plate 121 and supplementary piece 115 seal, and the lateral wall laminating of sealing member 124 and supplementary piece 115 accomplishes the effect of sealing guide plate 121 both sides.

Considering that a conventional flow control valve has a large resistance to water flow when operating, as shown in fig. 4-10, a valve structure is further disposed inside the valve housing 111, the valve structure is configured to control a water flow state of the valve hole and drive the guide plate 121 to rotate, the valve structure includes a switch mechanism 13, the switch mechanism 13 includes a threaded rod 131, the threaded rod 131 is configured to drive the valve block 132 to move, the bottom end of the threaded rod 131 is fixedly connected with the valve block 132, the valve block 132 is configured to adjust a water flow rate of the valve hole, when the valve block 132 is in a closed state, a side wall of the bottom end of the valve block 132 is attached to a side wall of the valve hole, the valve structure further includes a synchronization structure 14, the synchronization structure 14 includes a synchronization rod 141, the synchronization rod 141 is configured to cooperate with the pull rod 142 and the expansion rod 143 to enable the valve block 132 and the guide plate 121 to move synchronously, an inner wall of one end of the synchronization rod 141 is inserted and fitted with an expansion rod 143, the expansion rod 143 is configured to drive the synchronization rod 141 to move when the valve block 132 moves, one end and the valve block 132 of telescopic link 143 are articulated, the inner wall grafting cooperation of the synchronizing bar 141 other end has pull rod 142, pull rod 142 is used for driving guide plate 121 to rotate when synchronizing bar 141 moves, pull rod 142's bottom and guide plate 121 are articulated, synchronizing bar 141's both sides fixedly connected with cooperation piece 144, cooperation piece 144 is used for cooperating with cooperation groove 117, cooperation piece 144 moves to the bottom of setting for preceding cooperation piece 144 at cooperation groove 117 before valve block 132 moves, valve block 132 moves to and slides on cooperation groove 117 behind the setting position cooperation piece 144, cooperation piece 144 sets up in the inside of cooperation groove 117, realize that guide plate 121 can carry out pivoted effect according to valve block 132's removal, guide plate 121 is in different states when valve block 132 moves to different positions:

when the valve block 132 is located at a position where the valve hole is closed or is about to be closed, please refer to fig. 4, at this time, the flow guide plate 121 is located at the middle position, the sealing strip 122 is matched with the sealing groove at the top, a backflow cavity is formed in the space at the bottom of the flow guide plate 121 and the valve hole, and after water flows into the valve housing 111 through the introduction pipe 112, the water flow collides with the side wall of the flow guide plate 121 to form backflow in the backflow cavity, at this time, the impact force of the water flow at the position of the backflow cavity is greatly reduced, which can protect the valve block 132, greatly prolong the service life of the valve block 132, and reduce the impact force on the valve block 132 when the valve block 132 is closed, thereby facilitating the closing of the valve block 132;

when the valve block 132 is located in the interval that the valve block 132 leaves the valve hole closed position and does not reach the highest position of the valve block 132, please refer to fig. 5, when the valve block 132 moves upward, the valve block 132 drives the synchronous rod 141 to rotate through the cooperation of the telescopic rod 143 and the synchronous rod 141, at this time, the cooperation block 144 rotates at the bottom of the cooperation groove 117, the synchronous rod 141 drives the guide plate 121 to rotate downward through the cooperation with the pull rod 142 until the valve block 132 is close to the highest position, at this time, the sealing strip 122 is matched with the sealing groove at the bottom end, at this time, the space of the backflow cavity is gradually reduced until disappears, compared with a common flow control valve, the resistance to water flow is smaller, and the normal flow of water flow in the valve cannot be influenced; when the valve block 132 moves downwards, the torsion spring 123 can return to the original position in cooperation with the guide plate 121, so that the guide plate 121 can be reset conveniently, and at the moment, the larger the water flow passing through the valve hole is, the smaller the return cavity is, and the smaller the resistance to the water flow is;

when the valve block 132 is at the highest position, the flow inside the valve housing 111 does not need to be controlled at this time, please refer to fig. 6, after the valve block 132 moves to the set position, the valve block 132 is matched with the synchronous rod 141 through the expansion rod 143, so that the matching block 144 leaves the bottom of the matching groove 117 and slides upwards, the synchronous rod 141 drives the guide plate 121 to rotate upwards through the matching with the pull rod 142, so that the guide plate 121 does not block the water flow on the inner wall of the valve housing 111 any more, at this time, the water flow can directly flow into the interior of the guide pipe 113 through the guide pipe 112 and the valve housing 111, at this time, the resistance to the water flow is minimum, and the kinetic energy of the water flow can be effectively avoided being wasted.

Considering that a conventional flow control valve has a long stroke and a slow response speed when adjusting a flow, referring to fig. 11-12, a control device 2 is used to control a valve structure, the control device 2 includes a threaded sleeve 25, the threaded sleeve 25 is used to drive a threaded rod 131 to move, the threaded sleeve 25 is rotatably disposed inside the top end of a valve housing 111, an inner wall of the threaded sleeve 25 is in threaded connection with an outer wall of the threaded rod 131, so that the number of turns of threads on the side wall of the threaded rod 131 is small, which facilitates rapid adjustment of the position of a valve block 132, an inserting rod 23 is fixedly connected to the top end of the threaded sleeve 25, the inserting rod 23 is used to drive the threaded sleeve 25 to rotate, a lifting cylinder 22 is sleeved on the top of the outer wall of the inserting rod 23, the lifting cylinder 22 is used to drive the inserting rod 23 to rotate, a locking gear is disposed at the bottom end of the outer wall of the lifting cylinder 22, and the locking gear is used to control the rotation of a control panel 21, the outer wall of card gear coincide with the inner wall of gear groove, the top fixedly connected with thrust spring 24 of inserted bar 23, thrust spring 24 is used for promoting a lift section of thick bamboo 22 and upwards removes, thrust spring 24's top and a lift section of thick bamboo 22 fixed connection, the top fixedly connected with control panel 21 of a lift section of thick bamboo 22, control panel 21 is used for driving a lift section of thick bamboo 22 to rotate and slide from top to bottom, press control panel 21 to make a lift section of thick bamboo 22 drive card gear and move down, make card gear and gear groove end joint cooperation, card gear is in the inside that rotates the groove can the free rotation this moment, it drives inserted bar 23 through a lift section of thick bamboo 22 and rotates to rotate control panel 21, inserted bar 23 drives threaded rod 131 through thread bush 25 and rotates, accomplish the quick convenient regulation to valve block 132 position, simultaneously can also satisfy and adjust the effect of fixing the position of valve block 132 after accomplishing.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a flow control valve with flow stopping function which characterized in that: including fixing device (1) and setting up in controlling means (2) at fixing device (1) top, fixing device (1) includes fixed establishment (11), fixed establishment (11) include valve casing (111), the inner wall fixedly connected with baffle (114) of valve casing (111), the one end fixedly connected with auxiliary block (115) of baffle (114), form a valve opening between auxiliary block (115) and baffle (114), the inside of valve casing (111) is equipped with water conservancy diversion mechanism (12), water conservancy diversion mechanism (12) include guide plate (121), the both ends and the valve casing (111) of guide plate (121) are articulated, make the inside rivers state of valve casing (111) change when guide plate (121) are in different angles, the inner wall of guide plate (121) and the outer wall laminating of auxiliary block (115), the outer wall of guide plate (121) and the inner wall laminating of valve casing (111), the inside of valve casing (111) still is equipped with valve structure, valve structure is used for controlling the rivers state of valve opening to drive guide plate (121) and rotate, controlling means (2) are used for controlling valve structure.

2. The flow control valve with a flow stopping function according to claim 1, wherein: the one end fixedly connected with induction pipe (112) of valve casing (111), two seal grooves have been seted up to the inner wall of valve casing (111), the inner wall of valve casing (111) and the inner wall of induction pipe (112) are linked together, the other end fixedly connected with delivery tube (113) of valve casing (111).

3. A flow regulating valve having a flow stopping function according to claim 2, wherein: the inner wall of valve casing (111) and the inner wall of delivery tube (113) are linked together, two locating levers (116) of one side fixedly connected with of valve casing (111) inner wall, cooperation groove (117) have been seted up to one side of locating lever (116).

4. A flow regulating valve having a flow stopping function according to claim 3, wherein: the top of valve casing (111) is seted up and is had restricted groove (118), restricted groove (118) comprise a gear groove and a rotation groove, gear groove and rotation groove communicate with each other.

5. The flow control valve with a flow stopping function according to claim 1, wherein: the outer wall fixedly connected with sealing strip (122) of guide plate (121), the one end fixedly connected with torsion spring (123) of guide plate (121).

6. A flow regulating valve having a flow stopping function according to claim 5, wherein: one end of the torsion spring (123) is fixedly connected with the valve casing (111), a sealing element (124) is fixedly connected with the inner wall of the guide plate (121), and the sealing element (124) is attached to the side wall of the auxiliary block (115).

7. The flow control valve with a flow stopping function according to claim 1, wherein: the valve structure comprises a switch mechanism (13), the switch mechanism (13) comprises a threaded rod (131), a bottom end fixedly connected with valve block (132) of the threaded rod (131), and when the valve block (132) is in a closed state, the side wall of the bottom end of the valve block (132) is attached to the side wall of the valve hole.

8. The flow control valve with a flow stopping function according to claim 7, wherein: the valve structure still includes synchronization structure (14), synchronization structure (14) include synchronizing bar (141), the inner wall grafting cooperation of synchronizing bar (141) one end has telescopic link (143), the one end and the valve piece (132) of telescopic link (143) are articulated, the inner wall grafting cooperation of the synchronizing bar (141) other end has pull rod (142), the bottom and guide plate (121) of pull rod (142) are articulated, the both sides fixedly connected with cooperation piece (144) of synchronizing bar (141), cooperation piece (144) set up in the inside of cooperation groove (117).

9. The flow control valve with a flow stopping function according to claim 1, wherein: controlling means (2) include thread bush (25), thread bush (25) rotate and set up in the inside on valve casing (111) top, the inner wall of thread bush (25) and the outer wall threaded connection of threaded rod (131), the top fixedly connected with inserted bar (23) of thread bush (25).

10. A flow regulating valve having a flow stopping function as claimed in claim 9, wherein: a lift section of thick bamboo (22) has been cup jointed at the top of inserted bar (23) outer wall, the bottom of a lift section of thick bamboo (22) outer wall is equipped with the clamping gear, the outer wall of clamping gear and the inner wall in gear groove coincide, the top fixedly connected with thrust spring (24) of inserted bar (23), the top and a lift section of thick bamboo (22) fixed connection of thrust spring (24), the top fixedly connected with control panel (21) of a lift section of thick bamboo (22).