CN212775603U

CN212775603U - Dynamic balance electric two-way valve

Info

Publication number: CN212775603U
Application number: CN202021660825.3U
Authority: CN
Inventors: 李晓云
Original assignee: Liaoning Mygoon Technology Co ltd
Current assignee: Liaoning Mygoon Technology Co ltd
Priority date: 2020-08-11
Filing date: 2020-08-11
Publication date: 2021-03-23
Anticipated expiration: 2030-08-11

Abstract

The utility model discloses an electronic two-way valve of dynamic balance, including valve body and first sealing washer, the left and right sides inner wall rigid coupling of valve body has first sealing washer, fixing device is installed to the left and right sides of valve body. This dynamic balance electric two-way valve, through the valve body, the inlet tube, the outlet pipe, mutually support between first disc and the second disc isotructure, can make the inboard outer wall of inlet tube and outlet pipe closely laminate with the inner wall of valve body, it is fixed with first disc and second disc through the bolt, thereby sealed effect has been improved, through the baffle, the valve clack seat, the valve clack, mutually support between structures such as valve rod and electric actuator, can make electric actuator drive the valve rod through the internal plant and remove, the valve rod drives the valve clack seat and removes, the valve clack seat drives the valve clack and removes, thereby control discharge.

Description

Dynamic balance electric two-way valve

Technical Field

The utility model relates to the technical field of valves, specifically a dynamic balance electric two-way valve.

Background

The dynamic balance electric two-way valve is a proportional-integral regulating valve series of two-way valves capable of regulating the flow of steam or cold and hot water, and is widely used for fluid control of systems of central air-conditioning, heating, water treatment, industrial processing industry and the like. The product is characterized in that the actuator adopts a cast aluminum bracket and a plastic shell, the volume is small, the weight is light, a permanent magnet synchronous motor is adopted, and a hysteresis clutch mechanism is arranged, so that the self-protection function is reliable, most of the prior art fixedly connects two-way valves at the pipeline opening, the sealing effect is not good, and meanwhile, the valve clack in the prior art has too single structure, and the flow control is not accurate due to the influence of hydraulic resistance after long-time use, so that the expected effect cannot be achieved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electronic two-way valve of dynamic balance to propose in solving above-mentioned background art and most of prior art all with pipeline mouth department two-way valve rigid coupling, sealed effect is not good problem like this.

In order to achieve the above object, the utility model provides a following technical scheme: a dynamic balance electric two-way valve comprises a valve body and first sealing rings, wherein the first sealing rings are fixedly connected to the inner walls of the left side and the right side of the valve body, and fixing devices are installed on the left side and the right side of the valve body;

the fixing device comprises a water inlet pipe, a water outlet pipe, a first disc, a second disc and a baffle plate;

the inboard outer wall of inlet tube and outlet pipe is laminated with the inner wall of first sealing washer and valve body respectively mutually, the middle outer wall rigid coupling of inlet tube and outlet pipe has first disc, there is the second disc inboard of first disc through bolt threaded connection, the inner wall of second disc links to each other with the left and right sides outer wall of valve body is fixed, the inboard of second disc is equipped with the baffle, the outer wall of baffle links to each other with the inner wall of valve body is fixed.

Preferably, the first disc and the second disc are identical in size.

Preferably, a moving device is arranged above the valve body;

the moving device comprises a valve cover, an electric actuator, a valve rod, a second sealing ring, a third sealing ring, a valve flap seat and a valve flap;

the lower surface of valve gap links to each other with the valve body is fixed, the rigid coupling has electric actuator in the middle of the upper surface of valve gap, electric actuator's lower surface mounting has the valve rod, the outer wall of valve rod respectively with the through-hole department inner wall clearance fit of valve gap and valve body, the upper and lower both sides outer wall of valve rod has second sealing washer and third sealing washer closely laminated, the outer wall of second sealing washer and third sealing washer links to each other with the through-hole department inner wall of valve gap and valve body is fixed respectively, the lower surface rigid coupling of valve rod has the valve clack seat, the lower surface rigid coupling of valve clack seat has the valve.

Preferably, the width dimension of the flap is greater than the width dimension of the opening of the flap.

Preferably, an elastic device is arranged inside the valve body;

the elastic device comprises a box body, a stop block, a spring and a stop lever;

control the upper surface of box links to each other with the valve body is fixed, the internally mounted of box has the dog, the outer wall of dog and the inner wall clearance fit of box, the spring is installed to the inside top of box, the upper and lower both sides of spring link to each other with box and dog are fixed respectively, the lower surface rigid coupling of dog has the pin, the outer wall of pin and the opening part outer wall clearance fit of box, the surface and the valve clack seat of pin are fixed continuously.

Preferably, the left box body and the right box body are symmetrically distributed by taking the valve rod as the center.

Compared with the prior art, the beneficial effects of the utility model are that: this dynamic balance electric two-way valve through mutually supporting between structures such as valve body, inlet tube, outlet pipe, first disc and second disc, can make the inboard outer wall of inlet tube and outlet pipe closely laminate with the inner wall of valve body, fixes first disc and second disc through the bolt to sealed effect has been improved.

Through mutually supporting between structures such as baffle, valve clack seat, valve clack, valve rod and electric actuator, can make electric actuator drive the valve rod through internal equipment and remove, the valve rod drives the valve clack seat and removes, and the valve clack seat drives the valve clack and removes to control discharge.

Through mutually supporting between box, dog, valve clack seat, spring and the pin isotructure, can drive the pin through the valve clack seat and remove, the pin drives the dog and removes to make the spring take place elastic deformation, further messenger's valve clack seat remains vertical direction removal throughout.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the first disk, the second disk and the first seal ring of FIG. 1;

FIG. 3 is a schematic view of the valve stem, valve body and second seal of FIG. 1;

fig. 4 is a schematic structural view of the spring, the box body and the stop lever in fig. 1.

In the figure: 1. the valve comprises a valve body, 2, a first sealing ring, 3, a fixing device, 301, a water inlet pipe, 302, a water outlet pipe, 303, a first disc, 304, a second disc, 305, a baffle plate, 4, a moving device, 401, a valve cover, 402, an electric actuator, 403, a valve rod, 404, a second sealing ring, 405, a third sealing ring, 406, a valve clack seat, 407, a valve clack, 5, an elastic device, 501, a box body, 502, a stop block, 503, a spring, 504 and a stop lever.

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.

Referring to fig. 1-4, the present invention provides a technical solution: a dynamic balance electric two-way valve comprises a valve body 1 and a first sealing ring 2, wherein the inner walls of the left side and the right side of the valve body 1 are fixedly connected with the first sealing ring 2, the middle of the upper part of the valve body 1 is provided with an opening, the left side and the right side of the valve body 1 are provided with fixing devices 3, each fixing device 3 comprises a water inlet pipe 301, a water outlet pipe 302, a first disc 303, a second disc 304 and a baffle 305, the outer walls of the inner sides of the water inlet pipe 301 and the water outlet pipe 302 are respectively attached to the inner walls of the first sealing ring 2 and the valve body 1, water leakage can be prevented through the first sealing ring 2, the first disc 303 is fixedly connected to the outer wall of the middle of the water inlet pipe 301 and the water outlet pipe 302, the inner side of the first disc 303 is connected with the second disc 304 through bolt threads, the first disc 303 can be fixed with the second disc 304 through bolts, an opening is formed in the middle of the baffle 305, the outer wall of the baffle 305 is fixedly connected with the inner wall of the valve body 1, and the first disc 303 and the second disc 304 are identical in size.

The movable device 4 is installed above the valve body 1, the movable device 4 comprises a valve cover 401, an electric actuator 402, a valve rod 403, a second sealing ring 404, a third sealing ring 405, a valve clack seat 406 and a valve clack 407, the lower surface of the valve cover 401 is fixedly connected with the valve body 1, a through hole is formed in the middle of the valve cover 401, the electric actuator 402 is fixedly connected with the middle of the upper surface of the valve cover 401, the model DF-A-1 of the electric actuator 402 is provided, the valve rod 403 is installed on the lower surface of the electric actuator 402, the electric actuator 402 can drive the valve rod 403 to move through internal equipment, the outer wall of the valve rod 403 is in clearance fit with the inner walls of the through holes of the valve cover 401 and the valve body 1 respectively, the outer walls of the upper side and the lower side of the valve rod 403 are tightly attached with the second sealing ring 404 and the, the second sealing ring 404 and the third sealing ring 405 can prevent water leakage, the lower surface of the valve rod 403 is fixedly connected with a valve seat 406, the valve rod 403 can drive the valve seat 406 to move, the lower surface of the valve seat 406 is fixedly connected with a valve flap 407, and the width dimension of the valve flap 407 is larger than the width dimension of the opening of the baffle 305.

The elastic device 5 is arranged in the valve body 1, the elastic device 5 comprises a box body 501, a stop block 502, a spring 503 and a stop rod 504, the upper surfaces of the left box body 501 and the right box body 501 are fixedly connected with the valve body 1, the lower surface of the box body 501 is provided with an opening, the stop block 502 is arranged in the box body 501, the outer wall of the stop block 502 is in clearance fit with the inner wall of the box body 501, the stop block 502 can move in the box body 501, the spring 503 is arranged above the inner part of the box body 501, the upper side and the lower side of the spring 503 are respectively fixedly connected, when the stopper 502 moves upward, the spring 503 is in a compressed state, the lower surface of the stopper 502 is fixedly connected with the stop lever 504, the outer wall of the stop lever 504 is in clearance fit with the outer wall of the opening of the box 501, the stop lever 504 can move at the box 501, the box 501 can limit the stop lever 504, the surface of the stop lever 504 is fixedly connected with the valve flap seat 406, and the left box 501 and the right box 501 are symmetrically distributed with the valve rod 403 as the center.

When an operator needs to use the dynamic balance electric two-way valve, firstly, the operator tightly presses the inner side outer walls of the water inlet pipe 301 and the water outlet pipe 302 against the inner walls of the openings at the left and right sides of the valve body 1, so that the first sealing ring 2 is tightly attached to the outer walls of the valve body 1, the water inlet pipe 301 and the water outlet pipe 302, screws the bolts, and fixes the first disc 303 and the second disc 304 through the bolts, thereby achieving the purpose of improving the sealing effect, when the operator closes the valve by using a controller, the electric actuator 402 receives an analog signal to make the valve rod 403 move downwards, the valve rod 403 drives the valve clack seat 406 to move downwards, the valve clack seat 406 drives the valve clack seat 407 to move, so that the lower surface of the valve clack 407 covers the opening of the baffle plate 305, meanwhile, the valve clack seat 406 drives the baffle rod 504 to move downwards, the baffle rod 504 drives the baffle 502 to move, the spring 503 elastically deforms, and the valve rod, thus, the purpose of accurately controlling the flow is achieved.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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. The utility model provides an electronic two-way valve of dynamic balance, includes valve body (1) and first sealing washer (2), the left and right sides inner wall rigid coupling of valve body (1) has first sealing washer (2), its characterized in that: the left side and the right side of the valve body (1) are provided with fixing devices (3);

the fixing device (3) comprises a water inlet pipe (301), a water outlet pipe (302), a first disc (303), a second disc (304) and a baffle (305);

the inner side outer wall of inlet tube (301) and outlet pipe (302) is laminated with the inner wall of first sealing washer (2) and valve body (1) respectively mutually, inlet tube (301) has first disc (303) with the middle outer wall rigid coupling of outlet pipe (302), there is second disc (304) inboard of first disc (303) through bolt threaded connection, the inner wall of second disc (304) links to each other with the left and right sides outer wall of valve body (1) is fixed, the inboard of second disc (304) is equipped with baffle (305), the outer wall of baffle (305) links to each other with the inner wall of valve body (1) is fixed.

2. The dynamically balanced electrically operated two-way valve as claimed in claim 1, wherein: the first disc (303) and the second disc (304) are identical in size.

3. The dynamically balanced electrically operated two-way valve as claimed in claim 1, wherein: a moving device (4) is arranged above the valve body (1);

the moving device (4) comprises a valve cover (401), an electric actuator (402), a valve rod (403), a second sealing ring (404), a third sealing ring (405), a valve clack seat (406) and a valve clack (407);

the lower surface of valve gap (401) links to each other with valve body (1) is fixed, the rigid coupling has electric actuator (402) in the middle of the upper surface of valve gap (401), the lower surface mounting of electric actuator (402) has valve rod (403), the outer wall of valve rod (403) is respectively with the through-hole department inner wall clearance fit of valve gap (401) and valve body (1), the upper and lower both sides outer wall of valve rod (403) is closely laminated and is had second sealing washer (404) and third sealing washer (405), the outer wall of second sealing washer (404) and third sealing washer (405) is fixed with the through-hole department inner wall of valve gap (401) and valve body (1) respectively and is linked to each other, the lower surface rigid coupling of valve rod (403) has valve flap seat (406), the lower surface rigid coupling of valve flap seat (406) has valve flap (407.

4. The dynamically balanced electrically operated two-way valve as claimed in claim 3, wherein: the width dimension of the valve flap (407) is larger than the width dimension of the opening of the baffle (305).

5. The dynamically balanced electrically operated two-way valve as claimed in claim 1, wherein: an elastic device (5) is arranged in the valve body (1);

the elastic device (5) comprises a box body (501), a stop block (502), a spring (503) and a stop lever (504);

control the upper surface of box (501) links to each other with valve body (1) is fixed, the internally mounted of box (501) has dog (502), the outer wall of dog (502) and the inner wall clearance fit of box (501), spring (503) are installed to the inside top of box (501), the upper and lower both sides of spring (503) link to each other with box (501) and dog (502) are fixed respectively, the lower surface rigid coupling of dog (502) has pin (504), the outer wall of pin (504) and the opening part outer wall clearance fit of box (501), the surface and the valve petal seat (406) of pin (504) are fixed continuous.

6. The dynamically balanced electrically operated two-way valve as claimed in claim 5, wherein: the left box body (501) and the right box body (501) are symmetrically distributed by taking the valve rod (403) as the center.