CN211649202U - Self-feedback water regulating valve for controlling constant flow - Google Patents
Self-feedback water regulating valve for controlling constant flow Download PDFInfo
- Publication number
- CN211649202U CN211649202U CN202020132443.7U CN202020132443U CN211649202U CN 211649202 U CN211649202 U CN 211649202U CN 202020132443 U CN202020132443 U CN 202020132443U CN 211649202 U CN211649202 U CN 211649202U
- Authority
- CN
- China
- Prior art keywords
- valve
- screw rod
- spring
- flow
- regulating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Flow Control (AREA)
- Safety Valves (AREA)
Abstract
The utility model belongs to the technical field of fluid machinery, especially, relate to a control constant flow's self feedback water regulating valve, include: a water inlet 7, a pre-adjusting part, a flow adjusting part and a water outlet 8; the flow regulating part is of a closed structure with two wide sides and a long middle fiber, is in seamless connection with a water inlet 7 and a water outlet 8, and the upper end of the flow regulating part is connected with the preconditioning part; the screw rod 4 extends out of the valve body, the position of the screw rod 4 is adjusted by twisting the angle of the screw rod 4, and the initial expansion amount of the spring 5 is changed; the flow regulating part comprises a valve 1, the valve 1 can freely move along the longitudinal direction of the pre-regulating pipeline, the upper end of the valve 1 is connected with a spring tray 2, and the spring tray 2 is connected with a spring in the pre-regulating part. The utility model discloses a regulation water valve has realized the overall process self-interacting process of self-feedback, and simple structure, and the application range is wide, and the operation is convenient, the good reliability.
Description
Technical Field
The utility model belongs to the technical field of fluid machinery, a liquid flow control device is related to, especially relate to a self feedback water regulating valve of control constant flow.
Background
The conservation of mass is an objective law in nature, and the flow process of the incompressible liquid also follows the conservation of mass, wherein the continuity equation of the incompressible fluid for constant flow is as follows: v1A1=V2A2In the formula V1、V2Are respectively the through-flow cross-section A of the flow pipe1、A2The above equation shows that the flow through any one flow cross section in the pipe is equal, and the flow area on any flow cross section is inversely proportional to the flow speed when the flow is constant. At the same time, the incompressible liquid flow process also follows the conservation of mechanical energy, mentioned by bernoulli's equation:if the head is equal, it can be regarded asReflecting the flow rate versus pressure. Most of the existing valves are electromagnetic control valves, can only be opened and closed for conversion, are out of work when power is cut off, and cannot realize the whole-course flow control function. It is therefore desirable to have a water valve that solves the problems of the prior art.
Disclosure of Invention
In order to overcome a series of defects existing in the prior art, the utility model aims to provide a self-feedback water regulating valve for controlling constant flow by utilizing the principle that incompressible fluid has continuity when flowing constantly, so as to solve the problems in the background technology.
The utility model discloses a control constant flow's self feedback water regulating valve, include: a water inlet 7, a pre-adjusting part, a flow adjusting part and a water outlet 8;
the pre-adjusting part is formed by connecting a spring 5 and a screw rod 4, and the screw rod 4 is tightly combined with a valve body 6; the flow regulating part is of a closed structure with two wide sides and a long middle fiber, is in seamless connection with the water inlet 7 and the water outlet 8, and the upper end of the flow regulating part is connected with the pre-regulating part;
in the preconditioning part, the screw rod 4 extends out of the valve body, a gasket is added at the joint of the screw rod 4 and the valve body 6 for sealing treatment, the position of the screw rod 4 is adjusted by twisting the angle of the screw rod 4, and the initial expansion amount of the spring 5 is changed;
the flow regulating part comprises a valve 1, the valve 1 can freely move along the longitudinal direction of the pre-regulating pipeline, the upper end of the valve 1 is connected with a spring tray 2, and the spring tray 2 is connected with a spring in the pre-regulating part.
Preferably, the valve body 6 is an integrated communication pipeline, and the limit clamp 3 is attached to the valve body 6.
Preferably, the upper part of the screw rod 4 is exposed out of the valve body 6, the lower part of the screw rod 4 is connected with the spring 5, the spring 5 is pre-tensioned by rotating the screw rod 4, the spring 5 contacts the spring tray 2, the spring tray 2 contacts the valve 1, and the position setting of the valve 1 before the water valve works can be realized.
The utility model discloses a control constant flow's self feedback water regulating valve has following beneficial effect:
1. the utility model discloses a water valve has the characteristics of continuity according to incompressible fluidic flow in-process, shows the flow variation as the change of acting on the face pressure, has realized valve control flow, and the real-time feedback of flow, the overall process self feedback self-interacting process that the feedback was accepted and was adjusted immediately to the valve. The constraint of power control is eliminated, and the self-adaptive function of constant current can be realized through self-feedback regulation. The limitation that the traditional water valve cannot control the flow in a full range is broken through.
2. The utility model discloses a simple structure, the principle is clear and definite, and application range is wide, and what can facilitate operates, the good reliability, has changed the current situation that traditional water valve only on off state conversion for the whole automatically regulated of flow can be realized.
3. From the practical perspective, the utility model discloses can introduce family, mill, laboratory, have considerable market potential.
Drawings
FIG. 1 is a schematic structural diagram of the present invention
The reference numbers in the figures are:
the valve comprises a valve 1, a spring tray 2, a limiting clamp 3, a screw rod 4, a spring 5, a valve body 6, a water inlet 7 and a water outlet 8.
Detailed Description
In order to make the purpose, technical solution and advantages of the present invention clearer, the following will combine the drawings in the embodiments of the present invention to perform more detailed description on the technical solution in the embodiments of the present invention. In the drawings, the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The described embodiments are only some, but not all embodiments of the invention. The embodiments and the directional terms described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention. Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
In a broad embodiment of the present invention, as shown in fig. 1, the present invention provides a self-feedback water regulating valve for controlling constant flow, including: a water inlet 7, a pre-adjusting part, a flow adjusting part and a water outlet 8.
The pre-adjusting part is formed by connecting a spring 5 and a screw rod 4, and the screw rod 4 is tightly combined with a valve body 6; the flow regulating part is of a closed structure with two wide sides and a long middle fiber, is in seamless connection with the water inlet 7 and the water outlet 8, and the upper end of the flow regulating part is connected with the pre-regulating part.
In the pre-adjusting part, the screw rod 4 extends out of the valve body, a gasket is added at the joint of the screw rod 4 and the valve body 6 for sealing treatment, the position of the screw rod 4 is adjusted by twisting the angle of the screw rod 4, and the initial expansion amount of the spring 5 is changed.
The flow regulating part contains a valve 1, the valve 1 can freely move along the longitudinal direction of the pre-regulating pipeline, the upper end of the valve 1 is connected with a spring tray 2, and the spring tray 2 is connected with a spring in the pre-regulating part.
The valve body 6 is an integrated communicating pipeline, and the limiting clamp 3 is attached to the valve body 6. The upper part of the screw rod 4 is exposed out of the valve body 6, and the lower part is connected with the spring 5. Through rotatory screw rod 4, exert the pretightning force to spring 5, spring 5 contact spring tray 2, spring tray 2 contact valve 1, realize the position setting of valve 1 before the water valve work. Fluid enters from the water inlet, changes along with flow and flow velocity, changes in pressure, changes in local opening degree of the valve 1, and the process is specifically represented as follows: the flow is increased, the pressure is increased, the local opening of the valve 1 is reduced, and the flow passing through is reduced; the flow is reduced, the pressure is reduced, the local opening of the valve 1 is increased, and the flow passing through is increased, so that the outflow quantity of the water outlet is kept stable.
Finally, it should be pointed out that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it. Although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (3)
1. A self-feedback water regulating valve for controlling a constant flow, comprising: a water inlet (7), a pre-adjusting part, a flow adjusting part and a water outlet (8);
the pre-adjusting part is formed by connecting a spring (5) and a screw rod (4), and the screw rod (4) is tightly combined with the valve body (6); the flow regulating part is of a closed structure with two wide sides and a long middle fiber, is in seamless connection with the water inlet 7 and the water outlet 8, and the upper end of the flow regulating part is connected with the pre-regulating part;
in the pre-adjusting part, the screw rod (4) extends out of the valve body, a gasket is added at the joint of the screw rod (4) and the valve body (6) for sealing treatment, the position of the screw rod (4) is adjusted by twisting the angle of the screw rod (4), and the initial expansion amount of the spring (5) is changed;
the flow regulating part comprises a valve (1), the valve (1) can freely move along the longitudinal direction of the pre-regulating pipeline, the upper end of the valve (1) is connected with a spring tray (2), and the spring tray (2) is connected with a spring in the pre-regulating part.
2. The self-feedback water regulating valve for controlling constant flow according to claim 1, wherein the valve body (6) is an integrated communicating pipe, and the valve body (6) is attached with a limit clamp (3).
3. The self-feedback water regulating valve for controlling constant flow according to claim 1, wherein the upper part of the screw rod (4) is exposed out of the valve body (6), the lower part of the screw rod is connected with the spring (5), the spring (5) is pre-stressed by rotating the screw rod (4), the spring (5) is in contact with the spring tray (2), the spring tray (2) is in contact with the valve (1), and the position setting of the valve (1) before the water valve works can be realized.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202020132443.7U CN211649202U (en) | 2020-01-19 | 2020-01-19 | Self-feedback water regulating valve for controlling constant flow |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202020132443.7U CN211649202U (en) | 2020-01-19 | 2020-01-19 | Self-feedback water regulating valve for controlling constant flow |
Publications (1)
Publication Number | Publication Date |
---|---|
CN211649202U true CN211649202U (en) | 2020-10-09 |
Family
ID=72682862
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202020132443.7U Active CN211649202U (en) | 2020-01-19 | 2020-01-19 | Self-feedback water regulating valve for controlling constant flow |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN211649202U (en) |
-
2020
- 2020-01-19 CN CN202020132443.7U patent/CN211649202U/en active Active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN211649202U (en) | Self-feedback water regulating valve for controlling constant flow | |
CN207406864U (en) | Flow quantity self-adjusting section control valve based on pressure | |
CN215952659U (en) | Balance flowmeter capable of adjusting variable hole ratio | |
CN203500603U (en) | Adjustable pressure reducing and stabilizing valve | |
CN211737617U (en) | Direct-acting pressure positive feedback two-way proportional pressure reducing valve | |
CN205315793U (en) | Gaseous relief pressure valve of forward lever | |
CN208703135U (en) | A kind of V-groove micro-flow regulating valve | |
CN207777746U (en) | A kind of Depressure valve of output pressure response traffic variation | |
CN2313129Y (en) | Piston guide type electromagnetic valve | |
CN210106733U (en) | Automatic thermostatic valve based on temperature control shape memory alloy | |
CN206708410U (en) | A kind of angie type needle valve | |
CN220134713U (en) | Novel adjustable differential pressure valve | |
CN208651667U (en) | A kind of gate valve component with bidirectional guide function | |
CN210240155U (en) | Two-way pressure adjustable hydraulic valve | |
CN214699304U (en) | Novel control valve | |
CN2367854Y (en) | Constant-flow regulation valve | |
CN215673784U (en) | Pressure reducing valve | |
CN221300144U (en) | Throttle valve with constant outlet flow | |
CN211398604U (en) | Flow-controllable butterfly valve | |
CN212584343U (en) | Adjustable three-way stop valve | |
CN101078446A (en) | Pressure safety valve | |
CN218717824U (en) | Ball valve pressure stabilizing opening and closing hydraulic system | |
CN209012492U (en) | A kind of stacked unidirectional throttle valve structure | |
CN212203225U (en) | Butterfly valve capable of bidirectionally adjusting pipeline | |
CN217874184U (en) | Device capable of adjusting water flow and having filtering and reverse stopping functions |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |