CN210949937U

CN210949937U - Valve with flow regulation function

Info

Publication number: CN210949937U
Application number: CN201920910272.3U
Authority: CN
Inventors: 缪志凤
Original assignee: Jiangsu Shenglong Pipe Co ltd
Current assignee: Jiangsu Shenglong Pipe Co ltd
Priority date: 2019-06-17
Filing date: 2019-06-17
Publication date: 2020-07-07
Anticipated expiration: 2029-06-17

Abstract

The utility model belongs to the technical field of valves, in particular to a valve with flow regulation function, which comprises a tubular valve body, a conical column valve core, an axial support frame and a regulating motor, wherein one end of the tubular valve body is a flow inlet, a trapezoidal convex ring is arranged in the flow inlet, four guide grooves are arranged in the trapezoidal convex ring at equal intervals, the middle part of the tubular valve body penetrates through the conical column valve core, one end of the conical column valve core is arranged as a guide section, the middle part of the guide section is a middle shaft, the side of the middle shaft is equally provided with four guide sheets, the four guide sheets are respectively embedded with the four guide grooves, the other end of the conical column valve core is a conical column, the utility model drives a threaded rod to rotate by the regulating motor, the threaded rod pulls the conical column valve core to stretch through regulating threads screwed with the regulating threads to be close to or separated from the trapezoidal convex ring, the opening and closing of the valve are realized, the size of the diameter part is greatly reduced, and the device has the advantage of flexible installation.

Description

Valve with flow regulation function

Technical Field

The utility model relates to the technical field of valves, specifically be a valve with flow control function.

Background

The valve is a pipeline accessory used for opening and closing a pipeline, controlling the flow direction, adjusting and controlling parameters (temperature, pressure and flow) of a conveying medium, can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like, has the functions of stopping, adjusting, guiding, preventing counter flow, stabilizing pressure, shunting or overflowing and relieving pressure and the like, can be divided into a shut-off valve, a check valve, a regulating valve and the like, is quite various in variety and specification from the simplest stop valve to various valves used in a very complicated automatic control system, is also divided into valves, cast steel valves, stainless steel valves (201, 304, 316 and the like), chrome molybdenum steel valves, chrome molybdenum vanadium steel valves, dual-phase steel valves, plastic valves, nonstandard valves and the like according to the material, can adopt various transmission modes for controlling the valves, the valve can act according to the preset requirement under the action of pressure, temperature or other forms of sensing signals or can be simply opened or closed without depending on the sensing signals, the valve can make the opening and closing piece do lifting, sliding, swinging or rotating motion by means of a driving or automatic mechanism, so that the size of the flow passage area of the valve is changed to realize the control function, the pressure difference between the front and the rear of the valve is constant, when the opening of the common valve is changed in a large range, the flow change is not large, and when the opening is changed, the flow is changed rapidly, namely the regulation performance is not good, and the regulating valve can change the resistance number of the valve by changing the stroke of a valve core according to the direction and the size of the signals, so that the purpose of regulating the flow is achieved.

However, the following disadvantages also exist in the current valve mechanisms:

1. the existing valves are mostly controlled by force applied in the diameter direction, so that the size of the existing valves in the diameter direction is large, and the installation space is limited;

2. at present, in order to drain, a drainage mechanism needs to be added into a pipeline, the space inside the pipeline is occupied, and the difficulty of installation work is increased.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a valve with flow control function has solved current valve and has gone up the diameter direction size very big to lack drainage mechanism's problem.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a valve with a flow regulation function comprises a tubular valve body, a conical column valve core, an axial support frame and a regulation motor, wherein one end of the tubular valve body is provided with a flow inlet, a trapezoidal convex ring is arranged in the flow inlet, four guide grooves are formed in the trapezoidal convex ring in a halved manner, the middle of the tubular valve body penetrates through the conical column valve core, one end of the conical column valve core is arranged as a guide section, the middle of the guide section is a middle shaft, the side of the middle shaft is provided with four guide sheets in an equally-divided manner, the four guide sheets are respectively embedded with the four guide grooves, the other end of the conical column valve core is a conical column, the axis of the conical column is provided with a regulation thread, the other end of the tubular valve body is an outflow port, the axial support frame is fixedly arranged on the outflow port, the axial support frame is equally-divided into three hollow support rods, and the regulation motor is vertically fixed, and a rotating shaft of the adjusting motor is connected with a threaded rod, and the threaded rod is screwed with the adjusting thread.

As an optimal technical scheme of the utility model, it is three all run through the wire in the cavity bracing piece, wire electric connection accommodate motor.

As an optimal technical scheme of the utility model, accommodate motor is planetary gear motor, accommodate motor's shell is water conservancy diversion awl structure.

As an optimized technical scheme of the utility model, the water conservancy diversion awl with the nested sealing ring that has of junction of threaded rod.

As a preferred technical scheme of the utility model, the outside of axial support frame is the fixed ring cover, fixed ring cover gomphosis the inner wall of outfall passes through the fix with screw.

(III) advantageous effects

Compared with the prior art, the utility model provides a valve with flow control function possesses following beneficial effect:

1. according to the valve with the flow adjusting function, the adjusting motor drives the threaded rod to rotate, the threaded rod pulls the conical column valve core to stretch and retract through the adjusting threads which are screwed, the conical column valve core is close to or separated from the trapezoidal convex ring, opening and closing of the valve are achieved, compared with a traditional valve, the size of the diameter part of the valve is greatly reduced, and the valve has the advantage of being flexible to install;

2. this valve with flow control function, the shell of adjusting motor are water conservancy diversion awl structure, have constituteed water conservancy diversion mechanism jointly with three cavity bracing pieces, make more steady, smooth and easy when rivers pass through.

Drawings

FIG. 1 is a schematic sectional view of the subjective structure of the present invention;

FIG. 2 is a schematic view of the conical column valve core and the adjusting mechanism of the present invention;

FIG. 3 is a schematic view of the structure of the inlet of the present invention;

fig. 4 is a schematic view of the structure of the outlet of the present invention.

In the figure: 1. a tubular valve body; 2. a flow inlet; 3. a trapezoidal convex ring; 301. a guide groove; 4. a conical column valve core; 5. a guide section; 501. a middle shaft; 502. a guide piece; 6. a tapered post; 601. adjusting the screw thread; 7. An outflow port; 8. an axial support frame; 9. a hollow support rod; 10. adjusting the motor; 11. a threaded rod; 12. A flow guide cone; 13. a seal ring; 14. the ring sleeve is fixed.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a valve with flow control function, includes tubular valve body 1, awl post case 4, axial bracing frame 8 and adjusting motor 10, its characterized in that: one end of the tubular valve body 1 is a flow inlet 2, a trapezoidal convex ring 3 is arranged in the flow inlet 2, four guide grooves 301 are arranged in the trapezoidal convex ring 3 in a halved manner, a conical column valve core 4 penetrates through the middle of the tubular valve body 1, one end of the conical column valve core 4 is a guide section 5, the middle of the guide section 5 is a middle shaft 501, four guide pieces 502 are arranged on the side of the middle shaft 501 in a halved manner, the four guide pieces 502 are respectively embedded with the four guide grooves 301, the other end of the conical column valve core 4 is a conical column 6, an adjusting thread 601 is arranged on the axis of the conical column 6, the other end of the tubular valve body 1 is a flow outlet 7, an axial support frame 8 is fixedly installed on the flow outlet 7, three hollow support rods 9 are arranged in the halved manner on the axial support frame 8, an adjusting motor 10 is vertically fixed at the intersection of the three hollow support rods.

In this embodiment, when the valve is closed, water flows into the inlet 2, the trapezoidal convex ring 3 is closed due to the blocking of the conical column valve core 4, when the valve needs to be opened, the adjusting motor 10 is started in the forward direction, the adjusting motor 10 drives the threaded rod 11 to rotate in the forward direction, the threaded rod 11 pulls the conical column valve core 4 through the adjusting threads 601 screwed together, because the four guide pieces 502 are respectively embedded with the four guide grooves 301, the conical column valve core 4 cannot rotate along the threaded rod 11 and can only move back and forth along the guide grooves 301, when the conical column 6 is far away from the trapezoidal convex ring 3, an annular gap is generated between the conical column 6 and the trapezoidal convex ring 3, the water flows into the inlet 2 from the annular gap and flows out through the outlet 7, the opening operation is realized, when the valve needs to be closed, the adjusting motor 10 is reversely started, the adjusting motor 10 drives the threaded rod 11 to rotate reversely, the threaded rod 11 pushes the conical column valve core 4 to approach the trapezoidal convex ring 3 through the, finally, the conical column valve core 4 completely closes the opening of the trapezoidal convex ring 3, so that the closing operation is realized, and in the opening and closing processes, the position of the conical column valve core 4 can be controlled by adjusting the rotation angle of the motor 10, so that the size of a gap between the trapezoidal convex ring and the 3 conical column valve core 4 is controlled, and the flow is adjusted.

Specifically, the three hollow support rods 9 are all penetrated with wires, and the wires are electrically connected with the adjusting motor 10.

In this embodiment, a hole for controlling the wire of adjusting motor 10 and penetrating from three cavity bracing piece 9 makes adjusting motor 10 provide the electric current, makes it rotate threaded rod 11, and then promotes or stimulates the 4 back-and-forth movements of awl post case, contacts or separates with trapezoidal bulge loop 3, the order the utility model discloses the realization is opened or is closed.

Specifically, the adjusting motor 10 is a planetary gear speed reducing motor, and a shell of the adjusting motor 10 is of a diversion cone 12 structure.

In this embodiment, planetary gear reducer motor can change the high rotational speed, the small moment of motor into low rotational speed, big moment to at the uniform velocity drive threaded rod 11 rotates, adjusts the position of awl post case 4, and the shell of accommodate motor 10 is water conservancy diversion awl 12 structure, has constituteed water conservancy diversion mechanism jointly with three cavity bracing pieces 9, and more steady, smooth and easy when making the rivers process.

Specifically, a sealing ring 13 is nested at the joint of the guide cone 12 and the threaded rod 11.

In this embodiment, the sealing ring 13 can prevent water from entering the adjustment motor 10, so that the adjustment motor 10 can work continuously and stably.

Specifically, the outer side of the axial support frame 8 is provided with a fixed ring sleeve 14, and the fixed ring sleeve 14 is embedded in the inner wall of the outflow opening 7 and fixed through screws.

In this embodiment, the fixed ring cover 14 and three hollow support rods 9 have formed the axial support frame 8 jointly and have fixed the regulation motor 10, thereby realize the utility model discloses the function of axial regulation rivers, wherein the fixed ring cover 14 plays the effect of connecting and balanced stress.

The adjustment motor 10 in the present embodiment is a known technology that has been disclosed to be widely used in production and life.

The utility model discloses a theory of operation and use flow: when the valve is closed, water flows into the water inlet 2, the water flow is blocked by the conical column valve core 4 at the trapezoidal convex ring 3 and is closed, when the valve needs to be opened, the adjusting motor 10 is started in a forward direction, the adjusting motor 10 drives the threaded rod 11 to rotate in the forward direction, the threaded rod 11 pulls the conical column valve core 4 through the adjusting threads 601 screwed in the threaded manner, the four guide sheets 502 are respectively embedded with the four guide grooves 301, so that the conical column valve core 4 cannot rotate along the threaded rod 11 and can only move back and forth along the guide grooves 301, when the conical column 6 is far away from the trapezoidal convex ring 3, an annular gap is formed between the conical column 6 and the trapezoidal convex ring 3, the water flow in the water inlet 2 flows in from the annular gap and flows out through the water outlet 7, the opening operation is realized, when the valve needs to be closed, the adjusting motor 10 is reversely opened, the adjusting motor 10 drives the threaded rod 11 to rotate reversely, and the threaded rod 11 pushes the conical column, finally, the conical column valve core 4 completely closes the opening of the trapezoidal convex ring 3, so that the closing operation is realized, and in the opening and closing processes, the position of the conical column valve core 4 can be controlled by adjusting the rotation angle of the motor 10, so that the size of a gap between the trapezoidal convex ring and the 3 conical column valve core 4 is controlled, and the flow is adjusted.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a valve with flow control function, includes tubular valve body (1), awl post case (4), axial bracing frame (8) and accommodate motor (10), its characterized in that: one end of the tubular valve body (1) is provided with a flow inlet (2), a trapezoidal convex ring (3) is arranged in the flow inlet (2), the trapezoidal convex ring (3) is provided with four guide grooves (301) at equal intervals, the middle part of the tubular valve body (1) penetrates through the conical column valve core (4), one end of the conical column valve core (4) is provided with a guide section (5), the middle part of the guide section (5) is provided with a middle shaft (501), the lateral side of the middle shaft (501) is provided with four guide sheets (502) at equal intervals, the four guide sheets (502) are respectively embedded with the four guide grooves (301), the other end of the conical column valve core (4) is provided with a conical column (6), the axis of the conical column (6) is provided with an adjusting thread (601), the other end of the tubular valve body (1) is provided with a flow outlet (7), the axial support frame (8) is fixedly installed on the flow outlet (7), the axial bracing frame (8) equipartition is equipped with three cavity bracing pieces (9), and the intersection of three cavity bracing pieces (9) is fixed perpendicularly adjusting motor (10), the pivot of adjusting motor (10) is connected with threaded rod (11), threaded rod (11) spiral shell closes adjusting screw thread (601).

2. A valve with flow regulating function according to claim 1, characterized in that: and the three hollow support rods (9) are all provided with a lead in a penetrating way, and the leads are electrically connected with the adjusting motor (10).

3. A valve with flow regulating function according to claim 1, characterized in that: the adjusting motor (10) is a planetary gear speed reducing motor, and the shell of the adjusting motor (10) is of a diversion cone (12) structure.

4. A valve having a flow regulating function according to claim 3, wherein: and a sealing ring (13) is nested at the joint of the flow guide cone (12) and the threaded rod (11).

5. A valve with flow regulating function according to claim 1, characterized in that: and a fixing ring sleeve (14) is arranged on the outer side of the axial support frame (8), and the fixing ring sleeve (14) is embedded in the inner wall of the outflow opening (7) and fixed through screws.