CN216768482U

CN216768482U - Electric water control valve

Info

Publication number: CN216768482U
Application number: CN202220371630.XU
Authority: CN
Inventors: 卢吉峰; 张盛智; 张杨; 王勇
Original assignee: Shenyang Huadong Construction Engineering Co ltd
Current assignee: Shenyang Huadong Construction Engineering Co ltd
Priority date: 2022-02-23
Filing date: 2022-02-23
Publication date: 2022-06-17
Anticipated expiration: 2032-02-23

Abstract

The utility model relates to the field of valves, in particular to an electric control water valve which comprises a shell, wherein a water inlet pipe and a water outlet pipe which are mutually communicated are fixedly installed in the shell, a pressure balance piston is installed inside the upper end of the water inlet pipe in a sliding manner, a lifting rod is fixedly installed on the top surface of the pressure balance piston, a lifting plate is fixedly installed at the top end of the lifting rod, an electric adjusting unit and a support are sequentially and fixedly installed at the upper end inside the shell, the electric adjusting unit is positioned right above the lifting plate, a pressure balance spring is clamped between the electric adjusting unit and the lifting plate, a balancing rod is movably installed at the bottom end of the support through a connecting shaft, one end of the balancing rod is movably connected with the lifting plate, an adjusting baffle is movably installed at the other end of the balancing rod, and the lower end of the adjusting baffle extends into a water outlet pipe; the valve is internally provided with the opening adjusting mechanism which can adjust the size of the opening of the valve according to the fluid pressure, thereby stabilizing the flow in the opening and closing port and preventing the valve flow from fluctuating due to the change of the fluid pressure.

Description

Electric water control valve

Technical Field

The utility model relates to the field of valves, in particular to an electric water control valve.

Background

The valve is a control part in a pipeline fluid conveying system, is used for changing the section of a passage and the flowing direction of a medium, and has the functions of flow regulation, flow guiding, stopping, throttling, non-return, flow dividing or overflow pressure relief and the like. At present, valve devices used in the market generally control the opening degree of a valve through a valve handle when adjusting the flow rate, so as to control the size and the flow rate of a fluid through hole, but in a part of pipeline fluid conveying systems, the fluid pressure can change in real time. Under the condition that the size of the fluid communication port is not changed, the larger the fluid pressure is, the larger the flow is, on the contrary, the smaller the fluid pressure is, the smaller the flow is, so that the flow regulation is not accurate enough, and the water control effect of the valve is influenced.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems in the prior art, the utility model provides an electric water control valve.

The technical scheme adopted by the utility model for solving the technical problem is as follows: an electric control water valve comprises a shell, wherein a water inlet pipe and a water outlet pipe which are mutually communicated are fixedly installed in the shell, a pressure balance piston is installed inside the upper end of the water inlet pipe in a sliding mode, a lifting rod is fixedly installed on the top surface of the pressure balance piston, a lifting plate is fixedly installed at the top end of the lifting rod, an electric adjusting unit and a support are sequentially and fixedly installed at the upper end inside the shell, the electric adjusting unit is located right above the lifting plate, a pressure balance spring is clamped between the electric adjusting unit and the lifting plate, a balance rod is movably installed at the bottom end of the support through a connecting shaft, one end of the balance rod is movably connected with the lifting plate, an adjusting baffle is movably installed at the other end of the balance rod, a sealing slot is formed in the inner wall of the water outlet pipe, and a limiting slot corresponding to the sealing slot is formed in the top end of the water outlet pipe, the adjusting baffle is movably inserted into the limiting slot, and the lower end of the adjusting baffle extends into the sealing slot.

Furthermore, the electric adjusting unit comprises a sliding barrel, an electric push rod and a sliding block, the sliding barrel is fixedly arranged at the upper end of the shell, the electric push rod is fixedly arranged at the upper end inside the sliding barrel, the sliding block is slidably arranged at the lower end inside the sliding barrel, the sliding block is fixedly connected with the telescopic end of the electric push rod, and the top end of the pressure balance spring extends into the sliding barrel and abuts against the bottom surface of the sliding block.

Furthermore, the electric push rod is electrically connected with a length adjusting knob, and the outer ring of the length adjusting knob is provided with length scales and flow scales.

Furthermore, the two ends of the balancing rod are movably connected with the lifting plate and the adjusting baffle through sliding connecting pieces.

Furthermore, a sealing ring is arranged between the adjusting baffle and the limiting slot.

The utility model has the beneficial effects that:

according to the electric water control valve, the on-off port adjusting mechanism is installed in the valve, when the pressure of fluid flowing into the valve is increased, the on-off port of the fluid of the valve is reduced, otherwise, when the pressure of the fluid flowing into the valve is reduced, the on-off port of the fluid of the valve is increased, so that the flow in the on-off port is stabilized, the flow of the valve is further kept stable, and the flow of the valve is prevented from being fluctuated due to the change of the pressure of the fluid of a pipeline; and an electric adjusting unit connected with the on-off port adjusting mechanism is further arranged, so that the size of the fluid on-off port can be further adjusted and controlled, and the flow of the valve can be further controlled.

Drawings

The utility model is further illustrated with reference to the following figures and examples.

Fig. 1 is a schematic overall structural view of a preferred embodiment of an electric water control valve provided in the present invention;

in the figure: 1. a housing; 2. a water inlet pipe; 3. a water outlet pipe; 4. a pressure balance piston; 5. a lifting rod; 6. a lifting plate; 7. a pressure balance spring; 8. an electric adjustment unit; 81. a slide cylinder; 82. an electric push rod; 83. a slider; 9. a balancing pole; 10. a support; 11. a connecting shaft; 12. a sliding connector; 13. limiting slots; 14. sealing the slot; 15. and adjusting the baffle.

Detailed Description

The present invention will be further described with reference to the following detailed description so that the technical means, the creation features, the achievement purposes and the effects of the present invention can be easily understood.

As shown in fig. 1, the electric water control valve according to the present invention includes a housing 1, a water inlet pipe 2 and a water outlet pipe 3 which are mutually communicated are fixedly installed in the housing 1, a pressure balance piston 4 is slidably installed inside an upper end of the water inlet pipe 2, a lifting rod 5 is fixedly installed on a top surface of the pressure balance piston 4, a lifting plate 6 is fixedly installed on a top end of the lifting rod 5, an electric adjusting unit 8 and a bracket 10 are sequentially and fixedly installed on an upper end inside the housing 1, the electric adjusting unit 8 is located right above the lifting plate 6, a pressure balance spring 7 is sandwiched between the electric adjusting unit 8 and the lifting plate 6, a balance rod 9 is movably installed at a bottom end of the bracket 10 through a connecting shaft 11, one end of the balance rod 9 is movably connected with the lifting plate 6, and an adjusting baffle 15 is movably installed at the other end, the inner wall of the water outlet pipe 3 is provided with a sealing slot 14, the top end of the water outlet pipe 3 is provided with a limiting slot 13 corresponding to the sealing slot 14, the adjusting baffle 15 is movably inserted into the limiting slot 13, and the lower end of the adjusting baffle 15 extends into the sealing slot 14.

The electric adjusting unit 8 comprises a sliding barrel 81, an electric push rod 82 and a sliding block 83, the sliding barrel 81 is fixedly installed at the upper end of the shell 1, the electric push rod 82 is fixedly installed at the upper end inside the sliding barrel 81, the sliding block 83 is slidably installed at the lower end inside the sliding barrel 81, the sliding block 83 is fixedly connected with the telescopic end of the electric push rod 82, the top end of the pressure balance spring 7 extends into the sliding barrel 81 and abuts against the bottom surface of the sliding block 83, the height of the sliding block 83 can be adjusted through the telescopic action of the electric push rod 82, the elastic force for adjusting the length of the pressure balance spring 7 is squeezed through the sliding block 83, and the flow of the valve is controlled.

Electric putter 82 is connected with a length adjustment knob automatically controlled, just length adjustment knob's outer lane is provided with length scale and flow scale, conveniently through length adjustment knob regulation control electric putter 82's flexible length, and the valve production back uses the sample through measuring the flow of electric putter 82 valve when different length, reachs the actual flow of valve under corresponding condition very easily, and then can mark length scale and flow scale on length adjustment knob, and convenience of customers carries out the accuracy regulation and control to the valve flow.

The both ends of balancing pole 9 with all through sliding connection 12 swing joint between lifter plate 6 and the adjusting stop 15, connect through sliding connection 12, this sliding connection 12 is including the rectangular shape connecting hole that is located balancing pole 9 both ends and the connecting rod of movable mounting in lifter plate 6 and adjusting stop 15 end, and two connecting rods respectively slidable mounting in two rectangular shape connecting holes, when balancing pole 9 is adjusted in the rotation, two connecting rods can be respectively in two rectangular shape connecting holes synchronous slip, thereby make lifter plate 6 and adjusting stop 15 when adjusting along with balancing pole 9 is rotatory, can not restrict balancing pole 9's rotation.

Adjusting the baffle 15 with install the sealing washer between the spacing slot 13, can prevent that the junction from seeping water.

Specifically, when the valve of the utility model is used by being connected to a fluid pipeline, fluid flows through the water inlet pipe 2 and the water outlet pipe 3 in sequence, at the moment, the pressure balance piston 4 at the upper end of the water inlet pipe 2 is pressed by the fluid to move upwards and drive the lifting rod 5 and the lifting plate 6 to move upwards synchronously, the lifting rod 6 drives one end of the balance rod 9 to move upwards simultaneously in the ascending process, so that the balance rod 9 rotates around the connecting shaft 10, the adjusting baffle 15 at the other end moves downwards to be matched with the sealing slot 14 to adjust the size of the through fracture in the water outlet pipe 3; meanwhile, the pressure balance spring 7 is compressed and contracted, the elastic force is gradually increased until the lifting plate 6 is lifted to a certain height, the reset elastic force of the pressure balance spring 7 is balanced with the fluid pressure, the pressure balance piston 4, the lifting plate 6 and the adjusting baffle 15 are fixed differently, the size of the on-off opening is stable, and liquid is conveyed; when the fluid pressure is reduced, the pressure borne by the bottom surface of the pressure balance piston 4 is reduced, at the moment, the elastic force of the pressure balance spring 7 is larger than the fluid pressure, the lifting plate 6 and the pressure balance piston 4 are extruded and driven to move downwards, meanwhile, the elastic force of the pressure balance spring 7 is gradually reduced until the elastic force of the spring is rebalanced with the fluid pressure, the lifting plate 6 drives the adjusting baffle 15 to move upwards through the balance rod 9 in the downward moving process, the fluid through fracture is adjusted and increased, and the fluid on-off opening is increased under the condition that the fluid pressure is reduced, so that the flow stability of the valve can be effectively ensured; correspondingly, when the fluid pressure is increased, the pressure balance piston 4 and the lifting plate 6 continue to move upwards and drive the adjusting baffle 15 to move downwards, so that the fluid through-cut opening is reduced, and the stable flow of the valve is ensured. When the flow of the valve needs to be adjusted and increased, the electric push rod 82 can be adjusted and controlled to extend, so that the slide block 83 moves downwards, the pressure balance spring 7 contracts to increase the elastic force, the lifting plate 6 and the pressure balance piston 4 are extruded downwards through the elastic force, and in the descending process of the lifting plate 6, the balance rod 9 synchronously drives the adjusting baffle 15 to move upwards, so that the on-off opening of the fluid is increased, and the flow of the valve is increased; correspondingly, when the flow of the valve needs to be adjusted and reduced, the adjustable control electric push rod 82 contracts, so that the sliding block 83 moves upwards, the extension elasticity of the pressure balance spring 7 is reduced, the pressure balance piston 4 and the lifting plate 6 are extruded to move upwards under the fluid pressure, and in the ascending process of the lifting plate 6, the balance rod 9 synchronously drives the adjusting baffle 15 to move downwards, so that the fluid on-off opening is reduced, and the flow of the valve is reduced.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to illustrate the principles of the utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, and such changes and modifications are intended to be within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The electric water control valve comprises a shell (1) and is characterized in that a water inlet pipe (2) and a water outlet pipe (3) which are communicated with each other are fixedly installed in the shell (1), a pressure balance piston (4) is installed inside the upper end of the water inlet pipe (2) in a sliding mode, a lifting rod (5) is fixedly installed on the top surface of the pressure balance piston (4), a lifting plate (6) is fixedly installed at the top end of the lifting rod (5), an electric adjusting unit (8) and a support (10) are sequentially and fixedly installed at the upper end inside the shell (1), the electric adjusting unit (8) is located right above the lifting plate (6), a pressure balance spring (7) is clamped between the electric adjusting unit (8) and the lifting plate (6), and a balance rod (9) is movably installed at the bottom end of the support (10) through a connecting shaft (11), one end of the balance rod (9) is movably connected with the lifting plate (6), the other end of the balance rod is movably provided with an adjusting baffle plate (15), a sealing slot (14) is formed in the inner wall of the water outlet pipe (3), the top end of the water outlet pipe (3) is provided with a limiting slot (13) corresponding to the sealing slot (14), the adjusting baffle plate (15) is movably inserted into the limiting slot (13), and the lower end of the adjusting baffle plate (15) extends into the sealing slot (14).

2. The electric water control valve according to claim 1, wherein the electric adjusting unit (8) comprises a sliding cylinder (81), an electric push rod (82) and a sliding block (83), the sliding cylinder (81) is fixedly installed at the upper end of the shell (1), the electric push rod (82) is fixedly installed at the upper end inside the sliding cylinder (81), the sliding block (83) is slidably installed at the lower end inside the sliding cylinder (81), the sliding block (83) is fixedly connected with the telescopic end of the electric push rod (82), and the top end of the pressure balance spring (7) extends into the sliding cylinder (81) and abuts against the bottom surface of the sliding block (83).

3. The electrically operated water control valve according to claim 2, wherein the electrically operated push rod (82) is electrically connected to a length adjustment knob, and the length adjustment knob is provided with a length scale and a flow scale on its outer circumference.

4. The electric water control valve according to claim 1, wherein both ends of the balancing bar (9) are movably connected with the lifting plate (6) and the adjusting baffle (15) through sliding connectors (12).

5. The electrically operated water control valve according to claim 1, characterized in that a sealing ring is mounted between the adjusting baffle (15) and the limiting slot (13).