CN210566555U

CN210566555U - Flow velocity controllable regulating valve

Info

Publication number: CN210566555U
Application number: CN201920636215.0U
Authority: CN
Inventors: 杜勇平
Original assignee: Zhejiang Junkang Valve Technology Co ltd
Current assignee: Junkang Fluid Technology Co ltd
Priority date: 2019-05-06
Filing date: 2019-05-06
Publication date: 2020-05-19
Anticipated expiration: 2029-05-06

Abstract

The utility model discloses a controllable governing valve of velocity of flow, including oral siphon and valve body, one side intercommunication of valve body has the oral siphon to the top bolt fixedly connected with link of valve body, the top of link has two bracing pieces along vertical central line symmetrical weld, and the top welding of bracing piece has a supporting bench, a supporting bench's top bolt fixedly connected with servo motor. The utility model discloses in, push the effect through rivers to the piston in the control tube, the slide bar shrink of piston intermediate position department returns inside the cover pipe, thereby make the control tube unload water pressure and handle, make the water pressure in the oral siphon reduce, thereby reduce the velocity of flow of water, change the handle through the second that rotates the top, the second is changeed the screw rod of bottom and is rotated, change its and the contact distance of slide bar, thereby control the biggest active position of piston, in order to realize the inside hydraulic regulation of release to the control tube, thereby control the velocity of flow of water.

Description

Flow velocity controllable regulating valve

Technical Field

The utility model relates to a governing valve technical field especially relates to a controllable governing valve of velocity of flow.

Background

The regulating valve is also called a control valve, and in the field of industrial automation process control, the final control element for changing the process parameters of medium flow, pressure, temperature, liquid level and the like by power operation through receiving the control signal output by a regulating control unit. Generally consisting of an actuator and a valve. If according to the stroke characteristic, the regulating valve can be divided into a straight stroke and an angular stroke; the pneumatic regulating valve, the electric regulating valve and the hydraulic regulating valve can be divided into three types according to the power used by the matched executing mechanism; the method is divided into three types, namely a linear characteristic, an equal percentage characteristic and a parabolic characteristic according to functions and characteristics of the method.

However, the existing regulating valve still has defects in the using process; most of the existing regulating valves can only control the flow, but cannot control the flow speed, so that the water flow speed is too high when the water pressure is high, and certain influence is caused on a user; and the existing regulating valve is mostly controlled by only adopting one control mode, and the limitation of the device is higher.

Disclosure of Invention

The utility model aims to provide a: the flow-rate-controllable regulating valve is provided for solving the problem that the existing regulating valve cannot control the flow rate.

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

the utility model provides a controllable governing valve of velocity of flow, includes oral siphon and valve body, one side intercommunication of valve body has the oral siphon to the top bolt fixedly connected with link of valve body, the top of link has two bracing pieces along vertical central line symmetrical weld, and the top welding of bracing piece has a supporting bench, the top bolt fixedly connected with servo motor of a supporting bench, and servo motor's output shaft runs through a supporting bench transmission and is connected with the threaded rod, the inside gear dish that is provided with in top of link, and the gear dish is connected with the threaded rod meshing transmission.

As a further description of the above technical solution:

the outside cover of servo motor's output shaft is equipped with the flexible lantern ring, and the bottom and the threaded rod welding of the flexible lantern ring.

As a further description of the above technical solution:

the central shaft of the gear plate penetrates through the side wall of the connecting frame and is connected with a first rotating handle in a transmission mode.

As a further description of the above technical solution:

the top of the water inlet pipe is communicated with an adjusting pipe, and the top of the adjusting pipe is communicated with a control pipe.

As a further description of the above technical solution:

the inside slip of control tube has the piston, and the piston keeps away from the one side intermediate position department welding of oral siphon and has the slide bar to the piston welding has slide bar one side through extrusion spring and the inside up end elastic connection of control tube.

As a further description of the above technical solution:

the control tube is characterized in that a sleeve is welded at the center of the upper end face in the control tube and is connected with the sliding rod in a sliding and embedding manner, a screw rod is embedded in the sleeve in a sliding manner and penetrates through the top surface wall of the control tube, and a second rotating handle is connected with the screw rod in a transmission manner.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, through starting servo motor, servo motor's output shaft rotates, connect threaded rod through the transmission of the flexible lantern ring and rotate, the threaded rod moves downwards this moment, promote the inside water conservation stopper of governing valve and move, and then control discharge, when servo motor carries out reverse operation, the threaded rod is withdrawed, and then the interlock water conservation stopper moves backward, realize the control to the regulating valve, when the power breaks down and needs the manual opening and closing that carries out the governing valve, rotate first commentaries on classics handle, the center pin interlock toothed disc of first commentaries on classics handle rotates, thereby drive threaded rod rotates, come to adjust the inside water conservation stopper of regulating valve with this, reality dual control, the security reliability of device has been promoted.

2. The utility model discloses in, push the effect through rivers to the piston in the regulating tube, the piston upwards moves, push extrusion spring, the slide bar shrink of piston intermediate position department returns inside the cover pipe, thereby make the regulating tube dump the processing to water pressure, make the water pressure in the oral siphon reduce, thereby reduce the velocity of flow of water, change the handle through the second that rotates the top, the second is changeed the screw rod of bottom and is rotated, thereby change its height in the sleeve pipe, change its contact distance with the slide bar promptly, thereby control the biggest active position of piston, in order to realize the inside hydraulic regulation of release to the regulating tube, thereby control the velocity of flow of water, convenient high efficiency, user experience is better.

Drawings

Fig. 1 is a schematic front view of a flow rate controllable regulating valve according to the present invention;

fig. 2 is a schematic cross-sectional structural view of an adjusting pipe of a flow rate controllable adjusting valve according to the present invention;

fig. 3 is a schematic view of a cross-sectional structure of a connection frame of a flow rate controllable regulating valve according to the present invention.

Illustration of the drawings:

1. a water inlet pipe; 2. a valve body; 3. a connecting frame; 4. a support bar; 5. a support table; 6. a servo motor; 7. a threaded rod; 8. a first rotating handle; 9. an adjusting tube; 10. a control tube; 11. a second rotating handle; 12. a screw; 13. a sleeve; 14. a slide bar; 15. a compression spring; 16. a piston; 17. a first conical fluted disc; 17. a gear plate; 18. a telescopic lantern ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a controllable governing valve of velocity of flow, including oral siphon 1 and valve body 2, one side intercommunication of valve body 2 has oral siphon 1, and the top bolt fixedly connected with link 3 of valve body 2, the top of link 3 has two bracing pieces 4 along vertical central line symmetrical weld, and the top welding of bracing piece 4 has brace table 5, brace table 5's top bolt fixedly connected with servo motor 6, and servo motor 6's output shaft runs through brace table 5 transmission and is connected with threaded rod 7, the bottom of threaded rod 7 is connected with the inside water conservation stopper transmission of valve body 2, the inside gear disc 17 that is provided with in top of link 3, and gear disc 17 is connected with the meshing transmission of threaded rod 7, carry out the transmission to threaded rod 7 through gear disc 17.

Specifically, as shown in fig. 1 and 3, the outside cover of output shaft of servo motor 6 is equipped with the flexible lantern ring 18, and the bottom and the threaded rod 7 welding of the flexible lantern ring 18, when the position of threaded rod 7 carries out the change of vertical direction, the flexible lantern ring 18 stretches out and draws back, guarantees that the output shaft is connected with the transmission of threaded rod 7, and the center pin through connection frame 3's of gear plate 17 lateral wall transmission is connected with first commentaries on classics handle 8, the manual control of being convenient for.

Specifically, as shown in fig. 1 and 2, the top end of the inlet pipe 1 is communicated with an adjusting pipe 9, the top of the adjusting pipe 9 is communicated with a control pipe 10, a piston 16 is slidably embedded in the adjusting pipe 9, a slide rod 14 is welded at a middle position of one side of the piston 16, which is far away from the inlet pipe 1, the piston 16 is welded with one side of the slide rod 14, and is elastically connected with the inner upper end face of the adjusting pipe 9 through an extrusion spring 15, the extrusion spring 15 limits the position of the piston 16, a sleeve 13 is welded at a center position of the inner upper end face of the control pipe 10, the sleeve 13 is slidably embedded with the slide rod 14, a screw 12 is slidably embedded in the sleeve 13, the screw 12 penetrates through the top surface wall of the control pipe 10 and is in transmission connection with a second rotating handle 11, and the position of the screw 12 in the sleeve 13 is controlled.

The working principle is as follows: when the water-saving control valve is used, the regulating valve is installed on a pipeline, the servo motor 6 is started, an output shaft of the servo motor 6 rotates, the threaded rod 7 is connected through the telescopic lantern ring 18 in a transmission mode to rotate, at the moment, the threaded rod 7 moves downwards to push the water-saving plug inside the regulating valve to move, water flow is controlled, when the servo motor 6 runs reversely, the threaded rod 7 is retracted to further link the water-saving plug to move reversely, control over the regulating valve is achieved, when a power supply fails and the regulating valve needs to be opened and closed manually, the first rotating handle 8 is rotated, the central shaft of the first rotating handle 8 is linked with the gear disc 17 to rotate, and therefore the threaded rod 7 is driven to rotate, so that the water-saving plug inside the regulating valve is regulated, double control is achieved, and safety and reliability of the device is improved; when water flows through one side of the water inlet pipe 1 of the regulating valve, the water-saving plug inside the regulating valve partially limits the water flow, at the moment, due to the acting force of the water flow pressure, a piston 16 in the adjusting pipe 9 is pushed, the piston 16 moves upwards to push the pressing spring 15, the sliding rod 14 at the middle position of the piston 16 is retracted into the sleeve 13, so that the regulating pipe 9 carries out the discharging treatment of the water pressure, the water pressure in the water inlet pipe 1 is reduced, thereby reducing the flow rate of water, by rotating the second rotary knob 11 at the top, the screw 12 at the bottom of the second rotary knob 11 is rotated, thereby changing its height in the sleeve 13, i.e., varying its contact distance with the sliding rod 14, thereby controlling the maximum active position of the piston 16, the regulation to the inside release water pressure of control tube 9 is realized to the velocity of flow to water is controlled, convenient high efficiency, user experience is better.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a controllable governing valve of velocity of flow, includes oral siphon (1) and valve body (2), its characterized in that, one side intercommunication of valve body (2) has oral siphon (1) to the top bolt fixedly connected with link (3) of valve body (2), the top of link (3) has two bracing pieces (4) along vertical central line symmetrical weld, and the top welding of bracing piece (4) has brace table (5), the top bolt fixedly connected with servo motor (6) of brace table (5), and the output shaft of servo motor (6) runs through brace table (5) transmission and is connected with threaded rod (7), the inside gear disc (17) that is provided with in top of link (3), and gear disc (17) are connected with threaded rod (7) meshing transmission.

2. A flow rate controllable regulating valve according to claim 1, characterized in that the output shaft of the servo motor (6) is externally sleeved with a telescopic collar (18), and the bottom of the telescopic collar (18) is welded with the threaded rod (7).

3. A flow rate controllable regulating valve according to claim 1, characterized in that the central axis of the gear wheel (17) is in driving connection with the first rotating handle (8) through the side wall of the connecting frame (3).

4. A flow rate controllable regulating valve according to claim 1, characterized in that the top end of the water inlet pipe (1) is communicated with a regulating pipe (9), and the top of the regulating pipe (9) is communicated with a control pipe (10).

5. The flow-rate controllable regulating valve according to claim 4, characterized in that the regulating tube (9) is internally embedded with a piston (16) in a sliding manner, a sliding rod (14) is welded at the middle position of one side of the piston (16) far away from the water inlet pipe (1), and one side of the piston (16) welded with the sliding rod (14) is elastically connected with the inner upper end surface of the regulating tube (9) through an extrusion spring (15).

6. The flow rate controllable regulating valve according to claim 5, characterized in that a sleeve (13) is welded at the central position of the upper end face of the inner part of the control tube (10), the sleeve (13) is connected with the sliding rod (14) in a sliding and embedding manner, a screw (12) is embedded in the sleeve (13) in a sliding and embedding manner, and the screw (12) penetrates through the top surface wall of the control tube (10) and is connected with a second rotating handle (11) in a transmission manner.