CN221348125U

CN221348125U - Air-controlled water valve capable of regulating water flow

Info

Publication number: CN221348125U
Application number: CN202323388571.0U
Authority: CN
Inventors: 翁明华
Original assignee: Guangdong Julu Medical Technology Co ltd
Current assignee: Guangdong Julu Medical Technology Co ltd
Filing date: 2023-12-12
Publication date: 2024-07-16
Anticipated expiration: 2033-12-12

Abstract

The utility model relates to the technical field of air control water valve equipment, in particular to an air control water valve capable of adjusting the water flow. The side of the valve seat is provided with a water inlet, a water outlet and an air inflation connector in sequence downwards along the height direction. One end of the valve rod penetrates through the upper end of the valve seat and is positioned above one side of the water flow channel close to the water inlet, the valve rod is movably connected with the valve seat up and down, the cross-sectional area of the water inlet end of the water flow channel between the water inlet and the water outlet is controlled by screwing in and screwing out the valve rod, so that the size of the water flow is regulated, the operation is convenient, and the working efficiency is effectively improved. The valve core is movably arranged in the accommodating cavity and used for controlling the connection or disconnection of the water inlet and the water outlet. The upper end of the valve core is arranged at the lower end of the water flowing channel. An air inflation cavity is arranged between the lower end of the valve core and the bottom wall of the accommodating cavity, and an air inflation joint is communicated with the air inflation cavity and is used for inflating an external air inflation device so that the valve core opens a water flow channel.

Description

Air-controlled water valve capable of regulating water flow

Technical Field

The utility model relates to the technical field of air control water valve equipment, in particular to an air control water valve capable of adjusting water flow.

Background

The pneumatic valve is a valve driven by compressed air, has the characteristics of convenient use, safety and the like, can be controlled on site, can be controlled remotely, can control a single valve, can also be used for centralized control of a plurality of valves, and can realize programmed control if being matched with an electronic computer. The pneumatic valve has larger consumption in various fields such as chemical industry, papermaking, food, medicine, drainage, fuel gas and the like, in particular in the field of waterway automatic control. The valve rod and the valve seat of the existing pneumatic water control valve are fixedly connected, the water flow of the water valve is fixedly arranged, the pneumatic water control valve is inconvenient to use, and resource waste is easy to cause.

Disclosure of utility model

In order to solve the technical defects in the background art, the utility model aims to provide an air control water valve capable of adjusting the water flow.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

an air control water valve with adjustable water flow, comprising:

The side surface of the valve seat is provided with a water inlet, a water outlet and an inflation connector in sequence downwards along the height direction; a water flow channel is arranged between the water inlet and the water outlet; the lower end of the valve seat is internally provided with a containing cavity; the lower end of the water flow channel is communicated with the accommodating cavity;

The valve rod penetrates through the upper end of the valve seat and is positioned above one side of the water flow channel close to the water inlet, the valve rod is movably connected with the valve seat up and down, and the screwing-in and screwing-out of the valve rod are used for controlling the water flow rate of the water flow channel; and

The valve core is movably arranged in the accommodating cavity and used for controlling the connection or disconnection of the water inlet and the water outlet; the upper end of the valve core is arranged at the lower end of the water flowing channel; an air inflation cavity is arranged between the lower end of the valve core and the bottom wall of the accommodating cavity, and the air inflation connector is communicated with the air inflation cavity and is used for being inflated by external air inflation equipment so that the valve core opens the water flow channel.

Through adopting above-mentioned technical scheme, the cross-sectional area of the water inlet end of the flow channel between control water inlet and the delivery port is screwed into through the precession of valve rod and is adjusted the size of water flow, and the simple operation has effectively improved the efficiency of work. The water outlet is opened by pneumatically controlling the movement of the valve core, so that the water inlet is communicated with the water outlet, the control is convenient, and the efficiency is high.

Further, one end of the valve rod, which is positioned outside the valve seat, is provided with a threaded cap, the lower end of the valve rod is provided with a circular truncated cone, and the surface area of the bottommost end of the circular truncated cone is the smallest. The water flow can be gradually reduced, the control precision is higher, and the use is more convenient.

Further, the upper end of the round table column is provided with a water sealing ring, and the periphery of the water sealing ring protrudes out of the round table column. When the round column is positioned in the water flow channel, the side edge of the water sealing ring is tightly attached to the inner side end of the water inlet and used for adjusting the water outlet area of the inner side of the water inlet, so that the water quantity of inflow can be synchronously reduced, the water pressure is reduced, and the control effect of water flow is further improved.

Further, the valve seat comprises an upper valve body and a lower valve body, and the upper valve body comprises a fixing part, a water inlet part, a connecting part and an adjusting screw. The fixing part, the water inlet part and the connecting part are integrally formed. One side of fixed part is provided with the screw hole, the one end of valve rod is worn to penetrate fixed part, adjusting screw's one end with screw hole threaded connection, adjusting screw's tip with the side of valve rod is contradicted and is connected for locking the valve rod, improves the efficiency of adjusting. The water inlet part and the connecting part are internally provided with the water flowing channel, and one side of the water inlet part is provided with the water inlet. The connecting portion with the connection is established to lower valve body card, the side of lower valve body is provided with the delivery port with the inflation connector, the inside of lower valve body is provided with hold the chamber, it is convenient to install and remove, has improved the efficiency of equipment.

Further, the connecting portion is arranged to be of a cylindrical structure, a clamping groove is correspondingly formed in the upper end of the lower valve body, the connecting portion is clamped in the clamping groove, and the assembly and disassembly are convenient. The periphery side of connecting portion is provided with annular recess, be provided with first sealing washer in the recess, first sealing washer with the inside wall interference of draw-in groove is connected, has improved sealing performance and the stability of connection.

Further, the valve core comprises a piston part, a reset spring, a jacking rod and a second sealing ring. The piston part is made of flexible materials, the piston part is in interference connection with the inner side wall of the accommodating cavity, the lifting rod is fixedly arranged at the upper end of the piston part, the reset spring is sleeved on the periphery of the lifting rod, and the reset spring is located between the piston part and the connecting part. The upper end of the jacking rod is provided with the second sealing ring, the upper end of the jacking rod is positioned in the water flow channel, and the second sealing ring is used for sealing the water flow channel. The valve core can be automatically reset, so that the working efficiency is improved.

Further, the lower extreme of connecting portion is provided with downwardly opening's fixed slot, the second sealing washer sets up in the fixed slot, the jacking rod is outstanding the pole footpath of the tip of second sealing washer is greater than the internal diameter of second sealing washer, be convenient for pull the second sealing washer moves down and with water channel sealing connection stops the play water. The rod diameter of the part of the jacking rod corresponding to the second sealing ring is smaller than the inner diameter of the second sealing ring, so that water flow can pass through conveniently. The lower extreme of connecting portion still is provided with water conservancy diversion portion, water conservancy diversion portion is provided with fore-and-aft water channel and horizontal through guiding gutter, the upper end of water channel with the flow channel intercommunication, the external diameter of second sealing washer is greater than the aperture of water channel improves sealing performance. The lower extreme of water channel with the guiding gutter intercommunication sets up, the guiding gutter is kept away from one side of connecting portion is opened and is set up, has enlarged the derivation area of rivers, has reduced the impact force of rivers. When the working state is in the shutdown state, the second sealing ring is in sealing connection with the water through groove, and when the working state is in the working state, the second sealing ring is separated from the water through groove.

Further, an installation groove which is open towards the outside is formed in the side edge of the piston portion, a third sealing ring is arranged in the installation groove, and the outer diameter of the third sealing ring is smaller than the depth of the installation groove. The deformation space is provided for the piston part, the piston part can be prevented from being blocked, and the third sealing ring further improves the water leakage resistance.

In summary, the beneficial effects of the utility model are as follows:

According to the utility model, the cross-sectional area of the water inlet end of the water flow channel between the water inlet and the water outlet is controlled by screwing the valve rod in and out, so that the water flow is regulated, the operation is convenient, and the working efficiency is effectively improved. The water outlet is opened by pneumatically controlling the movement of the valve core, so that the water inlet is communicated with the water outlet, the control is convenient, and the efficiency is high.

Drawings

FIG. 1 is a schematic diagram of an air control water valve with adjustable water flow according to the present utility model;

FIG. 2 is a schematic diagram of an exploded construction of the air control valve of the present utility model with adjustable water flow;

FIG. 3 is a schematic cross-sectional view of the pneumatic water control valve with adjustable water flow.

Reference numerals in the drawings illustrate:

1. An air control water valve capable of adjusting the water flow; 2. a valve seat; 21. an upper valve body; 211. a fixing part; 212. a water inlet part; 213. a connection part; 2131. a fixing groove; 214. a flow guiding part; 2141. a water passage groove; 2142. a diversion trench; 215. an adjusting screw; 216. a water inlet; 217. a first seal ring; 22. a lower valve body; 221. a water outlet; 222. an inflation joint; 223. a receiving chamber; 224. an air-filling cavity; 23. a water flow channel; 3. a valve stem; 31. a threaded cap; 32. a circular table column; 33. a water sealing ring; 34. a fourth seal ring; 4. a valve core; 41. a piston section; 411. a mounting groove; 42. a return spring; 43. a lifting rod; 44. a second seal ring; 45. and a third sealing ring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which are derived by a person skilled in the art based on the embodiments of the utility model, fall within the scope of protection of the utility model.

It will be appreciated by those skilled in the art that in the present disclosure, the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," etc. refer to an orientation or positional relationship based on that shown in the drawings, which is merely for convenience of description and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore the above terms should not be construed as limiting the present utility model.

In the description of the present utility model, if there is a word description such as "a plurality" or the like, the meaning of the plurality is one or more, the meaning of the plurality is two or more, and greater than, less than, exceeding, etc. are understood to exclude the present number, and above, below, within, etc. are understood to include the present number. The description of first, second, and third is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of technical features indicated.

Embodiments of the present utility model are described in further detail below with reference to FIGS. 1-3.

An air control water valve 1 with adjustable water flow is shown in figures 1, 2 and 3, and comprises a valve seat 2, a valve rod 3 and a valve core 4. The side surface of the valve seat 2 is provided with a water inlet 216, a water outlet 221 and an inflation connector 222 in sequence downwards along the height direction. A water flow channel 23 is arranged between the water inlet 216 and the water outlet 221. The lower end of the valve seat 2 is internally provided with a receiving chamber 223. The lower end of the water flow channel 23 is provided in communication with the accommodation chamber 223, and the accommodation chamber 223 is provided in communication with the water outlet 221.

One end of the valve rod 3 penetrates through the upper end of the valve seat 2 and is positioned above one side of the water flow channel 23 close to the water inlet 216, the valve rod 3 is movably connected with the valve seat 2 up and down, and the screwing-in and screwing-out of the valve rod 3 are used for controlling the water flow of the water flow channel 23.

Wherein, the one end that valve rod 3 is located the disk seat 2 outside is provided with screw cap 31, and the lower extreme of valve rod 3 sets up to round platform post 32, and round platform post 32 surface area is minimum at the bottom. The water flow can be gradually reduced, the control precision is higher, and the use is more convenient. The upper end of the water flow channel 23 is provided in a funnel-shaped structure, and the cross-sectional area of the upper end face thereof is maximized.

The upper end of the circular table column 32 is provided with a water sealing ring 33, and the periphery side of the water sealing ring 33 protrudes out of the circular table column 32. When the round post 32 is positioned in the water flow channel 23, the side edge of the water sealing ring 33 is tightly attached to the inner side end of the water inlet 216, so as to adjust the water outlet area of the inner side of the water inlet 216, and synchronously reduce the water quantity of the water inlet, thereby reducing the water pressure and further improving the control effect of the water flow.

A fourth sealing ring 34 can be further arranged between the water sealing ring 33 and the threaded cap 31, the fourth sealing ring 34 is in interference connection with the valve seat 2, water can be prevented from overflowing from the upper end of the valve seat 2, and the waterproof performance is improved.

When in use, the screw cap 31 is rotated to control the height of the circular table column 32 and the water inlet area of the upper end surface of the water flow channel 23, thereby adjusting the water flow. Simultaneously, the water sealing ring 33 correspondingly moves downwards, so that the inner end face of the water inlet 216 can be shielded, and the water outlet area of the inner end of the water inlet 216 is reduced. When the side surface of the circular truncated cone 32 is in sealing connection with the inner wall of the water flow channel 23, the water inlet 216 is disconnected from the water outlet 221, and water outlet is stopped.

In this embodiment, referring to fig. 2 and 3, the valve core 4 is movably disposed in the accommodating cavity 223, for controlling the connection or disconnection between the water inlet 216 and the water outlet 221. The upper end of the valve element 4 is disposed in the water flow passage 23. An air inflation cavity 224 is arranged between the lower end of the valve core 4 and the bottom wall of the accommodating cavity 223, and an air inflation joint 222 is communicated with the air inflation cavity 224 and is used for inflating an external air inflation device so that the valve core 4 opens the water flow channel 23.

The valve element 4 includes a piston portion 41, a return spring 42, a jack rod 43, and a second seal ring 44. The piston part 41 is made of flexible materials, the piston part 41 is in interference connection with the inner side wall of the accommodating cavity 223, the lifting rod 43 is fixedly arranged at the upper end of the piston part 41, the reset spring 42 is sleeved on the periphery of the lifting rod 43, and the reset spring 42 is located between the piston part 41 and the connecting part 213. The upper end of the lifting rod 43 is provided with a second sealing ring 44, the upper end of the lifting rod 43 is positioned in the water flow channel 23, and the second sealing ring 44 is used for sealing the water flow channel 23. The valve core 4 can be automatically reset, so that the working efficiency is improved.

The side of the piston portion 41 is provided with an installation groove 411 opening toward the outside, and a third seal ring 45 is provided in the installation groove 411, and the outer diameter of the third seal ring 45 is smaller than the depth of the installation groove 411. The deformation space is provided for the piston part 41, so that the piston part 41 can be prevented from being blocked, and the third sealing ring 45 further improves the water leakage preventing performance.

In the present embodiment, the valve seat 2 includes an upper valve body 21 and a lower valve body 22. The upper valve body 21 includes a fixing portion 211, a water inlet portion 212, a connecting portion 213, a flow guiding portion 214, and an adjusting screw 215. The fixing portion 211, the water inlet portion 212 and the connecting portion 213 are integrally formed. One side of the fixing portion 211 is provided with a screw hole, and one end of the valve rod 3 penetrates through the fixing portion 211 and is located in the water inlet portion 212. One end of the adjusting screw 215 is in threaded connection with the screw hole, and the end of the adjusting screw 215 is in abutting connection with the side face of the valve rod 3 and is used for locking the valve rod 3, so that the adjusting efficiency is improved.

The water inlet 212 and the connecting portion 213 are provided with a water flow channel 23, and one side of the water inlet 212 is provided with a water inlet 216. The connecting portion 213 is clamped and connected with the lower valve body 22, a water outlet 221 and an inflation connector 222 are arranged on the side edge of the lower valve body 22, a containing cavity 223 is formed in the lower valve body 22, the assembly and disassembly are convenient, and the assembly efficiency is improved.

The connecting portion 213 is configured as a cylindrical structure, and a clamping groove is correspondingly disposed at the upper end of the lower valve body 22, and the connecting portion 213 is clamped in the clamping groove, so that the assembly and disassembly are convenient. The periphery side of connecting portion 213 is provided with annular recess, is provided with first sealing washer 217 in the recess, and first sealing washer 217 is connected with the inside wall interference of draw-in groove, has improved sealing performance.

The lower end of the connecting portion 213 is provided with a diversion portion 214, the diversion portion 214 is provided with a longitudinal water passage 2141 and a transversely penetrating diversion groove 2142, and the upper end of the water passage 2141 communicates with the water flow channel 23. The second seal ring 44 has an outer diameter larger than the aperture of the water passage 2141, and can cover the end surface of the water passage 2141 to improve sealing performance. The upper end of guide part 214 is connected with the lower terminal surface of connecting portion 213, and the lower extreme of guide part 214 sets up to cylindric, and the diameter of its lower extreme is less than the diameter of draw-in groove, and reset spring 42's upper end cover is established in the lower extreme of guide part 214, can prevent reset spring 42 shift, improves the efficiency of work.

Specifically, the lower end of the connecting portion 213 is provided with a fixing groove 2131 opened downward, the second sealing ring 44 is disposed in the fixing groove 2131, and the rod diameter of the end portion of the lifting rod 43 protruding out of the second sealing ring 44 is larger than the inner diameter of the second sealing ring 44, so that the second sealing ring 44 is pulled to move downward and be connected with the water through groove 2141 in a sealing manner, and water outlet is stopped.

The lower end of the water channel 2141 is communicated with the diversion trench 2142, and one side of the diversion trench 2142 away from the connecting part 213 is opened, so that the diversion area of water flow is enlarged, and the impact force of the water flow is reduced. When in the shutdown state, the second sealing ring 44 is in sealing connection with the water through groove 2141, and when in the working state, the second sealing ring 44 is separated from the water through groove 2141.

When in the shutdown state, the upper end of the lifting rod 43 presses the second seal ring 44 to seal the water inlet end face of the water passage tank 2141. When in an operating state, the external inflation apparatus inputs gas into the inflation chamber 224 through the inflation connector 222, so that the air pressure in the inflation chamber 224 increases to move the piston portion 41 upward. The piston part 41 drives the lifting rod 43 to move upwards, the reset spring 42 is compressed, the upper end part of the lifting rod 43 is separated from the second sealing ring 44, the second sealing ring 44 is loosened, and at the moment, a gap is reserved between the second sealing ring 44 and the lifting rod 43, so that water can flow through. The second seal ring 44 floats up due to the buoyancy of the water, and the second seal ring 44 is separated from the upper end surface of the water passage tank 2141. The water flows through the water inlet 216, the water flow channel 23, the gap between the second sealing ring 44 and the lifting rod 43, the water through groove 2141 and the diversion groove 2142 in sequence, and then flows out from the water outlet 221. After the inflation is stopped, under the action of elastic deformation force of the return spring 42, the piston part 41 drives the jacking rod 43 to move downwards together, and the upper end part of the jacking rod 43 presses the second sealing ring 44, so that the second sealing ring 44 seals the water inlet end surface of the water through groove 2141, the communication between the water inlet 216 and the water outlet 221 is blocked, and water outlet is stopped.

The embodiments of the present application are all preferred embodiments of the present application, and are not intended to limit the scope of the present application, wherein like reference numerals are used to refer to like elements throughout. Therefore: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.

Claims

1. An air control water valve (1) with adjustable water flow, characterized by comprising:

The side surface of the valve seat (2) is provided with a water inlet (216), a water outlet (221) and an inflation connector (222) downwards in sequence along the height direction; a water flow channel (23) is arranged between the water inlet (216) and the water outlet (221); a containing cavity (223) is arranged in the lower end of the valve seat (2); the lower end of the water flowing channel (23) is communicated with the accommodating cavity (223);

The valve rod (3), one end of the valve rod (3) penetrates through the upper end of the valve seat (2) and is positioned above one side, close to the water inlet (216), of the water flow channel (23), the valve rod (3) is movably connected with the valve seat (2) up and down, and the screwing-in and screwing-out of the valve rod (3) is used for controlling the water flow rate of the water flow channel (23); and

The valve core (4) is movably arranged in the accommodating cavity (223) and is used for controlling the connection or disconnection of the water inlet (216) and the water outlet (221); the upper end of the valve core (4) is arranged at the lower end of the water flowing channel (23); an air inflation cavity (224) is arranged between the lower end of the valve core (4) and the bottom wall of the accommodating cavity (223), and the air inflation joint (222) is communicated with the air inflation cavity (224) and is used for inflating an external air inflation device so that the valve core (4) can open the water flow channel (23).

2. The air control water valve (1) capable of adjusting water flow according to claim 1, wherein one end of the valve rod (3) located outside the valve seat (2) is provided with a threaded cap (31), the lower end of the valve rod (3) is provided with a circular truncated cone (32), and the surface area of the lowermost end of the circular truncated cone (32) is the smallest.

3. The air control water valve (1) with the adjustable water flow according to claim 2, wherein a water sealing ring (33) is arranged at the upper end of the round column (32), and the periphery of the water sealing ring (33) protrudes out of the round column (32); when the round column (32) is positioned in the water flowing channel (23), the side edge of the water sealing ring (33) is tightly attached to the inner side end of the water inlet (216) and used for adjusting the water outlet area of the inner side of the water inlet (216).

4. The air control water valve (1) with adjustable water flow according to claim 1, wherein the valve seat (2) comprises an upper valve body (21) and a lower valve body (22), the upper valve body (21) comprises a fixing part (211), a water inlet part (212), a connecting part (213) and an adjusting screw (215), and the fixing part (211), the water inlet part (212) and the connecting part (213) are integrally formed; one side of the fixing part (211) is provided with a screw hole, one end of the valve rod (3) penetrates through the fixing part (211), one end of the adjusting screw (215) is in threaded connection with the screw hole, and the end of the adjusting screw (215) is in abutting connection with the side face of the valve rod (3) and used for locking the valve rod (3); the water inlet part (212) and the connecting part (213) are internally provided with the water flowing channel (23), and one side of the water inlet part (212) is provided with the water inlet (216); the connecting part (213) is connected with the lower valve body (22) in a clamping way, the side edge of the lower valve body (22) is provided with the water outlet (221) and the inflation connector (222), and the inside of the lower valve body (22) is provided with the accommodating cavity (223).

5. The air control water valve (1) with the adjustable water flow rate according to claim 4, wherein the connecting portion (213) is of a cylindrical structure, a clamping groove is correspondingly formed in the upper end of the lower valve body (22), the connecting portion (213) is clamped in the clamping groove, an annular groove is formed in the outer peripheral side of the connecting portion (213), a first sealing ring (217) is arranged in the groove, and the first sealing ring (217) is in interference connection with the inner side wall of the clamping groove.

6. The air-controlled water valve (1) with adjustable water flow rate according to claim 4, wherein the valve core (4) comprises a piston part (41), a return spring (42), a lifting rod (43) and a second sealing ring (44); the piston part (41) is made of flexible materials, the piston part (41) is in interference connection with the inner side wall of the accommodating cavity (223), the lifting rod (43) is fixedly arranged at the upper end of the piston part (41), the reset spring (42) is sleeved on the periphery of the lifting rod (43), and the reset spring (42) is located between the piston part (41) and the connecting part (213); the upper end of the jacking rod (43) is provided with a second sealing ring (44), the upper end of the jacking rod (43) and the second sealing ring (44) are both located in the water flow channel (23), and the second sealing ring (44) is used for sealing the water flow channel (23).

7. The air control water valve (1) with adjustable water flow according to claim 6, wherein a fixing groove (2131) with a downward opening is arranged at the lower end of the connecting part (213), the second sealing ring (44) is arranged in the fixing groove (2131), the rod diameter of the end part of the jacking rod (43) protruding out of the second sealing ring (44) is larger than the inner diameter of the second sealing ring (44), and the rod diameter of the part of the jacking rod (43) corresponding to the second sealing ring (44) is smaller than the inner diameter of the second sealing ring (44);

The lower end of the connecting part (213) is also provided with a flow guiding part (214), the flow guiding part (214) is provided with a longitudinal water through groove (2141) and a transverse through flow guiding groove (2142), the upper end of the water through groove (2141) is communicated with the water flow channel (23), and the outer diameter of the second sealing ring (44) is larger than the aperture of the water through groove (2141); the lower end of the water through groove (2141) is communicated with the diversion groove (2142), and one side of the diversion groove (2142) away from the connecting part (213) is opened; when the working state is out, the second sealing ring (44) is in sealing connection with the water through groove (2141), and when the working state is out, the second sealing ring (44) is separated from the water through groove (2141).

8. The air control water valve (1) with adjustable water flow according to claim 6, wherein an installation groove (411) which is opened towards the outer side is arranged on the side edge of the piston part (41), a third sealing ring (45) is arranged in the installation groove (411), and the outer diameter of the third sealing ring (45) is smaller than the depth of the installation groove (411).