CN113294548A

CN113294548A - Fluid control valve with multistage monitoring function

Info

Publication number: CN113294548A
Application number: CN202110665129.4A
Authority: CN
Inventors: 肖咸伟
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-16
Filing date: 2021-06-16
Publication date: 2021-08-24

Abstract

The invention discloses a fluid control valve with a multi-stage monitoring function, which comprises a valve component and a stage monitoring component arranged on the valve component; the rotary disc on the valve component can be rotatably disassembled, and the valve core is in sliding connection with the valve rod, so that the valve core can be directly disassembled and replaced after the rotary disc is disassembled, and the replacement is rapid and convenient; the motor drives the rotating shaft to rotate, the driving gear is driven to rotate, the driven gear is further driven to rotate, the valve core is driven to rotate, and the position of the valve hole is adjusted, so that the cross-sectional area through which water flow in the valve pipe can pass is adjusted, the flow is adjusted, and mechanical adjustment is realized; when rivers pass through two bodys, can drive the spiral leaf respectively rotatory, and then it is rotatory to drive the commentaries on classics core, and the rotational speed of changeing the core is responded to out through the rotational speed inductor to calculate the velocity of flow of rivers, the rotational speed inductor through with PLC controller electric connection, with rotational speed data and velocity of flow data transmission to LED display screen, the velocity of flow of rivers of supervisory valve subassembly both sides through the PLC controller.

Description

Fluid control valve with multistage monitoring function

Technical Field

The invention relates to the technical field of control valves, in particular to a fluid control valve with a multi-stage monitoring function.

Background

The control valve is made up of two main components: valve body assemblies and actuator assemblies (or actuator systems) are divided into four major families: single seat series control valve, double seat series control valve, sleeve series control valve and self-operated series control valve. Variations of the four types of valves can result in a myriad of different applicable configurations, each with its particular applications, features, advantages and disadvantages. Although some control valves have wider application conditions than other valves, the control valves are not suitable for all conditions to jointly construct the optimal solution for enhancing performance and reducing cost.

The valve core of a general fluid control valve needs to be frequently rotated, so the valve core is easy to wear, and meanwhile, the general fluid control valve is manually adjusted and does not have a monitoring function, so the flow rate change before and after liquid flows through the control valve cannot be well mastered.

Disclosure of Invention

It is an object of the present invention to provide a fluid control valve with multi-stage monitoring function to solve the problems set forth in the background art described above.

In order to achieve the purpose, the invention provides the following technical scheme: a fluid control valve with multi-stage monitoring function, comprising: a valve assembly and a step monitoring assembly mounted on the valve assembly;

the valve assembly comprises a valve pipe, a rotary disc, a knob, a valve core, a valve rod, a driven gear, a motor and a driving gear, wherein the valve core is connected to the inner side of the valve pipe in a sliding mode, the rotary disc is connected to the lower portion of the outer side of the valve pipe in a threaded mode, the knob is fixedly connected to the lower end of the rotary disc, one end of the valve rod penetrates through the valve pipe and is inserted into the valve core, the top end of the valve rod is fixedly connected with the driven gear, a rotating shaft is welded to an output shaft of the motor, one end of the rotating shaft is fixedly connected with the driving gear, and the driving gear is meshed with the driven gear;

wherein, hierarchical control subassembly includes body, second mount, changes core, spiral leaf and rotational speed inductor, the inboard of body with second mount fixed connection, one side of second mount with change the core and rotate and be connected, spiral leaf fixed connection in change on the core, the rotational speed inductor is installed on the body.

Through adopting above-mentioned technical scheme, the capstan on the valve module can rotatory dismantlement, case and valve rod sliding connection, thereby can directly dismantle the change case after dismantling the capstan, it is swift convenient to change, it rotates to drive the pivot through the motor, it rotates to drive the driving gear, and then the rotation of transmission driven gear, it rotates to drive the case, adjust the position of valve opening, thereby adjust the cross-sectional area that the intraductal rivers of valve can pass through, adjust flow, when rivers pass through two bodys, can drive spiral leaf 28 rotatoryly respectively, and then it is rotatory to drive the core that changes, the rotational speed of rotating the core is gone out through the response of rotational speed inductor, thereby calculate the velocity of flow of rivers, the rotational speed inductor is through with PLC controller electric connection, through PLC controller with rotational speed data and velocity of flow data transmission to LED display screen, the velocity of water flow of control valve module both sides.

Preferably, the first flanges are fixedly connected to the two sides of the valve pipe, the second flanges are fixedly connected to the two sides of the valve pipe through the first flanges, the number of the grading monitoring assemblies is two, and the second flanges are fixedly connected with the pipe body.

By adopting the technical scheme, the two grading monitoring assemblies are used for monitoring the flow speed of the liquid flowing through the valve assembly before and after the liquid flows through the valve assembly.

Preferably, the valve core is provided with a valve hole.

Through adopting above-mentioned technical scheme, rotatory case can adjust the position of valve opening.

Preferably, the upper end of the valve core is provided with a pin hole, the lower end of the valve rod is inserted into the pin hole, the outer side of the valve rod is sleeved with a protective sleeve, and the protective sleeve is fixedly connected with the valve pipe.

Through adopting above-mentioned technical scheme, the capstan on the valve module can rotatory dismantlement, case and valve rod sliding connection to can directly dismantle the change case after dismantling the capstan, it is swift convenient to change.

Preferably, the rotating disc is fixedly connected with a limiting ring.

Through adopting above-mentioned technical scheme, during the spiral installation of capstan, the position of capstan can be restricted to the spacing collar.

Preferably, the welding has solid fixed ring on the valve pipe, gu the welding has the fixing base on the fixed ring, the motor pass through the bolt install in the inboard of fixing base, the casing is run through to the one end of pivot.

Through adopting above-mentioned technical scheme, the motor is used for driving driven gear to rotate.

Preferably, the shell is provided with heat dissipation holes.

Through adopting above-mentioned technical scheme for supplementary heat dissipation.

Preferably, the inner side of the pipe body is fixedly connected with two first fixing frames, one side of each first fixing frame is rotatably connected with a rotating rod, and a guide plate is welded on each rotating rod.

Through adopting above-mentioned technical scheme for the flow direction of guide liquid prevents to a certain extent that it from producing the whirl behind the helical blade.

Preferably, the second fixing frame is located at the inner sides of the two first fixing frames, and the two rotating rods are symmetrically arranged.

Through adopting above-mentioned technical scheme, two sets of deflector settings are in spiral leaf both sides, strengthen its direction effect.

Preferably, the rotating rod is a cone, one end of the rotating rod, which is close to the rotating core, is the bottom of the cone, and the diameter of the bottom of the rotating rod is larger than that of the rotating core.

Through adopting above-mentioned technical scheme, prevent behind the deflector that liquid flows through.

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

1. the rotary disc on the valve component can be rotatably disassembled, and the valve core is in sliding connection with the valve rod, so that the valve core can be directly disassembled and replaced after the rotary disc is disassembled, and the replacement is rapid and convenient;

2. the motor drives the rotating shaft to rotate, the driving gear is driven to rotate, the driven gear is further driven to rotate, the valve core is driven to rotate, and the position of the valve hole is adjusted, so that the cross-sectional area through which water flow in the valve pipe can pass is adjusted, the flow is adjusted, and mechanical adjustment is realized;

3. when rivers pass through two bodys, can drive the spiral leaf respectively rotatory, and then it is rotatory to drive the commentaries on classics core, and the rotational speed of changeing the core is responded to out through the rotational speed inductor to calculate the velocity of flow of rivers, the rotational speed inductor through with PLC controller electric connection, with rotational speed data and velocity of flow data transmission to LED display screen, the velocity of flow of rivers of supervisory valve subassembly both sides through the PLC controller.

Drawings

FIG. 1 is one of the perspective views of a fluid control valve with multi-stage monitoring of the present invention;

FIG. 2 is a schematic diagram of a fluid control valve with multi-stage monitoring according to the present invention;

FIG. 3 is a perspective view of the valve cartridge of the present invention;

FIG. 4 is a schematic view of the structure of area A in FIG. 2 according to the present invention;

FIG. 5 is a second perspective view of the fluid control valve with multi-stage monitoring of the present invention;

FIG. 6 is a top view of a fluid control valve with multi-stage monitoring of the present invention.

In the figure: 1. a valve assembly; 2. a hierarchical monitoring component; 11. a valve tube; 12. rotating the disc; 13. a limiting ring; 14. a knob; 15. a valve core; 16. a protective sleeve; 17. a valve stem; 18. a driven gear; 19. a fixing ring; 110. a fixed seat; 111. a housing; 112. a motor; 113. heat dissipation holes; 114. a rotating shaft; 115. a driving gear; 116. a first flange; 151. a valve bore; 152. a pin hole; 21. a second flange; 22. a pipe body; 23. a first fixing frame; 24. a rotating rod; 25. a guide plate; 26. a second fixing frame; 27. rotating the core; 28. helical leaves; 29. a rotating speed sensor.

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.

Referring to fig. 1-6, the present invention provides a technical solution:

a fluid control valve with multi-stage monitoring function, comprising: a valve assembly 1 and a step monitoring assembly 2 mounted on the valve assembly 1;

in order to control the flow rate of liquid, a valve assembly 1 is provided, wherein the valve assembly 1 comprises a valve pipe 11, a rotary disc 12, a rotary knob 14, a valve core 15, a valve rod 17, a driven gear 18, a motor 112 and a driving gear 115, the valve core 15 is slidably connected to the inner side of the valve pipe 11, the rotary disc 12 is in threaded connection with the lower part of the outer side of the valve pipe 11, the rotary knob 14 is fixedly connected to the lower end of the rotary disc 12, one end of the valve rod 17 penetrates through the valve pipe 11 and is inserted into the valve core 15, the top end of the valve rod 17 is fixedly connected with the driven gear 18, in order to electrically control the rotation of the valve core 15, an output shaft of the motor 112 is welded with a rotating shaft 114, one end of the rotating shaft 114 is fixedly connected with the driving gear 115, and the driving gear 115 is in meshed connection with the driven gear 18;

in order to monitor the flow rate of the liquid, a grading monitoring assembly 2 is provided, wherein the grading monitoring assembly 2 includes a tube 22, a second fixing frame 26, a rotating core 27, a spiral blade 28 and a rotating speed sensor 29, the inner side of the tube 22 is fixedly connected with the second fixing frame 26, one side of the second fixing frame 26 is rotatably connected with the rotating core 27, the spiral blade 28 is fixedly connected to the rotating core 27, and the rotating speed sensor 29 is installed on the tube 22.

For the velocity of flow before and after can monitoring liquid and flow through valve module 1, the equal fixedly connected with first flange 116 in both sides of valve pipe 11, the both sides of valve pipe 11 are through first flange 116 fixedly connected with second flange 21, and the quantity of hierarchical control subassembly 2 is two, second flange 21 and body 22 fixed connection.

The valve core 15 is provided with a valve hole 151 so that the position of the valve hole 151 can be adjusted.

In order to conveniently detach and replace the valve core 15, the upper end of the valve core 15 is provided with a pin hole 152, the lower end of the valve rod 17 is inserted into the pin hole 152, the outer side of the valve rod 17 is sleeved with a protective sleeve 16, and the protective sleeve 16 is fixedly connected with the valve pipe 11. The rotary disc 12 on the valve component 1 can be detached in a rotating mode, and the valve core 15 is connected with the valve rod 17 in a sliding mode, so that the valve core 15 can be directly detached and replaced after the rotary disc 12 is detached, and replacement is rapid and convenient.

In order to limit the position of the rotating disc 12, a limiting ring 13 is fixedly connected to the rotating disc 12.

In order to electrically control the rotation of the valve core 15, a fixing ring 19 is welded on the valve pipe 11, a fixing seat 110 is welded on the fixing ring 19, the motor 112 is installed on the inner side of the fixing seat 110 through a bolt, and one end of the rotating shaft 114 penetrates through the shell 111.

In order to assist the motor 112 in dissipating heat, the housing 111 is provided with a heat dissipating hole 113.

In order to guide the flow direction of the liquid and prevent the liquid from generating rotational flow after passing through the spiral blades 28 to a certain extent, two first fixing frames 23 are fixedly connected to the inner side of the pipe body 22, a rotating rod 24 is rotatably connected to one side of each of the two first fixing frames 23, and a guide plate 25 is welded on the rotating rod 24.

In order to enhance the guiding effect, the second fixing frame 26 is located inside the two first fixing frames 23, and the two rotating rods 24 are symmetrically arranged.

In order to prevent the liquid from influencing the rotary core 27 after rotating and flowing, the rotary rod 24 is a cone, one end of the rotary rod 24 close to the rotary core 27 is the bottom of the cone, and the diameter of the bottom of the rotary rod 24 is larger than that of the rotary core 27.

The structure principle is as follows: the last capstan 12 of valve module 1 can rotatory dismantlement, case 15 and valve rod 17 sliding connection, thereby can directly dismantle change case 15 after dismantling capstan 12, it is swift convenient to change, it rotates to drive pivot 114 through motor 112, it rotates to drive driving gear 115, and then transmission driven gear 18 rotates, it rotates to drive case 15, the position of regulating valve hole 151, thereby the cross-sectional area that rivers can pass through in the regulating valve pipe 11, the regulation flow, rivers when passing through two bodys 22, can drive spiral leaf 28 rotatory respectively, and then it is rotatory to drive commentaries on classics core 27, the rotational speed of commentaries on classics core 27 is responded to through rotational speed inductor 29, thereby calculate the velocity of flow of rivers, rotational speed inductor 29 is through with PLC controller electric connection, through PLC controller with rotational speed data and velocity of flow data transmission to LED display screen, monitor the velocity of flow of rivers of valve module 1 both sides.

The parts not involved in the present invention are the same as or can be implemented by the prior art. Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A fluid control valve with multi-stage monitoring, comprising: the valve assembly (1) and the grading monitoring assembly (2) are arranged on the valve assembly (1);

wherein the valve component (1) comprises a valve pipe (11), a rotary disc (12), a knob (14), a valve core (15), a valve rod (17), a driven gear (18), a motor (112) and a driving gear (115), the valve core (15) is connected with the inner side of the valve pipe (11) in a sliding way, the rotary disc (12) is connected with the lower part of the outer side of the valve pipe (11) in a threaded way, the knob (14) is fixedly connected with the lower end of the rotary disc (12), one end of the valve rod (17) penetrates through the valve pipe (11) and is inserted into the valve core (15), the top end of the valve rod (17) is fixedly connected with the driven gear (18), a rotating shaft (114) is welded on an output shaft of the motor (112), one end of the rotating shaft (114) is fixedly connected with the driving gear (115), the driving gear (115) is in meshed connection with the driven gear (18);

wherein, hierarchical control subassembly (2) include body (22), second mount (26), change core (27), spiral leaf (28) and rotational speed inductor (29), the inboard of body (22) with second mount (26) fixed connection, one side of second mount (26) with it rotates core (27) and connects, spiral leaf (28) fixed connection in change on core (27), rotational speed inductor (29) are installed on body (22).

2. The fluid control valve with multi-stage monitoring function of claim 1, wherein: the equal fixedly connected with first flange (116) in both sides of valve pipe (11), the both sides of valve pipe (11) are through first flange (116) fixedly connected with second flange (21), the quantity of hierarchical control subassembly (2) is two, second flange (21) with body (22) fixed connection.

3. The fluid control valve with multi-stage monitoring function of claim 1, wherein: the valve core (15) is provided with a valve hole (151).

4. The fluid control valve with multi-stage monitoring function of claim 1, wherein: the upper end of the valve core (15) is provided with a pin hole (152), the lower end of the valve rod (17) is inserted into the pin hole (152), the outer side of the valve rod (17) is sleeved with a protective sleeve (16), and the protective sleeve (16) is fixedly connected with the valve pipe (11).

5. The fluid control valve with multi-stage monitoring function of claim 1, wherein: and a limiting ring (13) is fixedly connected to the rotating disc (12).

6. The fluid control valve with multi-stage monitoring function of claim 1, wherein: the welding has solid fixed ring (19) on valve pipe (11), gu fixed ring (19) goes up the welding has fixing base (110), motor (112) pass through the bolt install in the inboard of fixing base (110), casing (111) is run through to the one end of pivot (114).

7. The fluid control valve with multiple monitoring functions of claim 6, wherein: the shell (111) is provided with a heat dissipation hole (113).

8. The fluid control valve with multi-stage monitoring function of claim 1, wherein: the inboard fixedly connected with two first mounts (23) of body (22), two one side of first mount (23) all rotates and is connected with bull stick (24), the welding has deflector (25) on bull stick (24).

9. The fluid control valve with multi-stage monitoring function of claim 8, wherein: the second fixing frames (26) are positioned at the inner sides of the two first fixing frames (23), and the two rotating rods (24) are symmetrically arranged.

10. The fluid control valve with multi-stage monitoring function of claim 8, wherein: the rotating rod (24) is a cone, one end of the rotating rod (24) close to the rotating core (27) is the bottom of the cone, and the diameter of the bottom of the rotating rod (24) is larger than that of the rotating core (27).