CN213954464U

CN213954464U - Air pressure regulating proportional valve with adjustable proportion

Info

Publication number: CN213954464U
Application number: CN202022850160.9U
Authority: CN
Inventors: 陈庆东; 姜涛
Original assignee: Tak Rongzhi (beijing) Environmental Protection Technology Research Institute
Current assignee: Tak Rongzhi (beijing) Environmental Protection Technology Research Institute
Priority date: 2020-12-01
Filing date: 2020-12-01
Publication date: 2021-08-13
Anticipated expiration: 2030-12-01

Abstract

The utility model provides a proportion adjustable air pressure regulating proportional valve belongs to air-vent valve technical field, including the valve body, the fixed second pipeline that is provided with two sets of relative distribution of the valve body lateral wall of telling, it is two sets of the second pipeline is kept away from the one end of valve body all is connected with first pipeline through adjusting part. The embodiment of the utility model provides a simple structure has, adjust convenient and the effectual advantage of proportion regulation, through rotating the snap ring, the snap ring can drive the shore block and rotate, because the change of curved face, the support arm shore to curved face all the time under the effect of elastic component, the elastic component can drive the slide along the slip of guide bar adaptability this moment, thereby can drive the removal of shrouding practicality, thereby it extends to the inside distance of toper throat to change the shrouding, make the opening size that forms between two sets of shroudings change, thereby realize the flow control of air and gas, realize the proportion regulation of air and gas.

Description

Air pressure regulating proportional valve with adjustable proportion

Technical Field

The utility model belongs to the technical field of the air-vent valve, specifically a proportion adjustable air pressure regulating proportional valve.

Background

At present, the gas pressure regulating valve needs to mix air and gas according to a certain proportion in the use process, in the prior art, when the proportion of the air and the gas needs to be regulated, the input size of electric power often needs to be controlled to obtain different air inlet pressures, the mode of regulating the proportion is high in energy consumption, poor in economical efficiency and high in required regulating cost, and therefore the pressure regulating proportional valve which utilizes a mechanical mode to realize proportional regulation is provided to meet the requirement.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a technical problem who solves provides a proportion adjustable air pressure regulating proportional valve to the not enough of above-mentioned prior art.

In order to solve the technical problem, the utility model provides a following technical scheme:

an air pressure regulating proportional valve with adjustable proportion comprises a valve body, wherein two groups of second pipelines which are oppositely distributed are fixedly arranged on the side wall of the valve body, one ends of the two groups of second pipelines, far away from the valve body, are connected with a first pipeline through an adjusting component, specifically, the adjusting component comprises snap rings which are rotatably arranged at the outer sides of the connecting parts between the first pipeline and the second pipelines, conical necking parts are arranged at the connecting parts between the first pipeline and the second pipelines, two groups of sealing plates are movably arranged at the inner sides of the conical necking parts, one ends, far away from each other, of the two groups of sealing plates penetrate through the conical necking parts and are fixedly connected with sliding plates, a plurality of guide rods are fixedly arranged on the outer walls of the conical necking parts, penetrate through the sliding plates and are in sliding fit with the sliding plates, limiting plates are fixedly arranged at the tail ends of the guide rods, the limiting plates are connected with the sliding plates through elastic pieces, and support arms are fixedly arranged on one sides, far away from the sealing plates, of the sliding plates, the clamp ring is characterized in that a supporting block is fixedly arranged inside the clamp ring, one side of the supporting block, which is far away from the clamp ring, is provided with a curved surface, and the support arm is abutted to the curved surface under the action of the elastic piece.

As a further improvement of the utility model: the elastic piece is a spring.

As a further improvement of the utility model: the first pipeline and the outer wall of the second pipeline are fixedly provided with annular clamping blocks, the inner wall of the clamping ring is fixedly provided with annular clamping grooves matched with the annular clamping blocks, and the annular clamping blocks extend into the annular clamping grooves and are in sliding fit with the annular clamping grooves.

As a further improvement of the utility model: the two groups of second pipelines are obliquely and symmetrically distributed relative to the valve body.

As a further improvement of the present invention: and one end of the support arm, which is far away from the sliding plate, is rotatably provided with a roller which is abutted against the curved surface.

Compared with the prior art, the beneficial effects of the utility model are that:

the embodiment of the utility model provides a simple structure has, adjust convenient and the effectual advantage of proportion regulation, through rotating the snap ring, the snap ring can drive the shore block and rotate, because the change of curved face, the support arm shore to curved face all the time under the effect of elastic component, the elastic component can drive the slide along the slip of guide bar adaptability this moment, thereby can drive the removal of shrouding practicality, thereby it extends to the inside distance of toper throat to change the shrouding, make the opening size that forms between two sets of shroudings change, thereby realize the flow control of air and gas, realize the proportion regulation of air and gas.

Drawings

FIG. 1 is a schematic structural diagram of an air pressure regulating proportional valve with adjustable proportion;

FIG. 2 is a schematic diagram of a regulating assembly of an adjustable-ratio air pressure regulating proportional valve;

FIG. 3 is an enlarged view of area A of FIG. 1;

FIG. 4 is a schematic structural diagram of a jacking block in an air pressure regulating proportional valve with adjustable proportion;

in the figure: 1-a first pipeline, 2-an adjusting component, 3-a second pipeline, 4-a valve body, 5-a snap ring, 6-a conical necking, 7-an annular clamping block, 8-a jacking block, 9-a roller, 10-a limiting block, 11-a guide rod, 12-an elastic element, 13-a sliding plate, 14-a sealing plate, 15-a support arm and 16-an annular clamping groove.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1

Referring to fig. 1-4, the present embodiment provides an air pressure regulating proportional valve with adjustable ratio, which includes a valve body 4, two sets of second pipelines 3 distributed oppositely are fixedly disposed on a side wall of the valve body 4, one ends of the two sets of second pipelines 3 far away from the valve body 4 are connected to a first pipeline 1 through an adjusting assembly 2, specifically, the adjusting assembly 2 includes a snap ring 5 rotatably disposed at an outer side of a joint between the first pipeline 1 and the second pipeline 3, a tapered throat 6 is disposed at a joint between the first pipeline 1 and the second pipeline 3, two sets of sealing plates 14 are movably disposed inside the tapered throat 6, one ends of the two sets of sealing plates 14 far away from each other pass through the tapered throat 6 and are fixedly connected to a sliding plate 13, a plurality of guide rods 11 are further fixedly disposed on an outer wall of the tapered throat 6, the guide rods 11 pass through the sliding plate 13 and are in sliding fit with the

sliding plate

13, 11 end fixed limiting plates 10 that are provided with of guide bar, limiting plate 10 with link to each other through elastic component 12 between the slide 13, slide 13 keeps away from one side of shrouding 14 and fixedly is provided with

support arm

15, 5 inside fixed top stay pieces 8 that are provided with of snap ring, top stay piece 8 is kept away from one side of snap ring 5 has curved face, support arm 15 under the effect of elastic component 12 the butt in curved face.

Air and gas let in from two first pipelines 1 respectively, get into the inside mixing of 4 of valve bodies by two second pipelines 3, when the proportion of air and gas is adjusted to needs, rotatable corresponding snap ring 5, snap ring 5 can drive top brace piece 8 and rotate, because the change of curved surface, support arm 15 props to curved surface all the time under the effect of elastic component 12, elastic component 12 can drive slide 13 along the slip of 11 adaptations of guide bar this moment, thereby can drive the removal of 14 practicality of shrouding, thereby change the inside distance that shrouding 14 extends to toper throat 6, make the opening size that forms between two sets of shrouding 14 change, thereby realize the flow control of air and gas, realize the proportion regulation of air and gas.

Specifically, the elastic member 12 is a spring.

Specifically, first pipeline 1 all is fixed with annular fixture block 7 with 3 outer walls of second pipeline, 5 inner walls of snap ring are fixed be provided with annular clamping groove 16 of annular fixture block 7 looks adaptation, annular fixture block 7 extends to inside and 16 sliding fit with annular clamping groove 16 of annular clamping groove.

Through the sliding fit between the annular clamping block 7 and the annular sliding groove 16, the clamping ring 5 can be ensured to stably rotate, and the accurate adjustment of the sealing plate 14 is realized.

In this embodiment, two sets of the second pipeline 3 about the valve body 4 is the slope symmetric distribution to guarantee that air and gas can be smooth to penetrate into inside the valve body 4 and carry out intensive mixing.

Example 2

Referring to fig. 3, in the present embodiment, compared to embodiment 1, in the air pressure regulating proportional valve with adjustable proportion, a roller 9 is rotatably installed at one end of the supporting arm 15 away from the sliding plate 13, and the roller 9 abuts against the curved surface.

The roller 9 replaces the support arm 15 to abut against the curved surface, so that abrasion between the curved surface and the support arm 15 is reduced when the supporting block 8 rotates, and smooth rotation of the supporting block 8 is guaranteed.

The embodiment of the utility model provides a simple structure has, adjust convenient and the effectual advantage of proportion regulation, through rotating snap ring 5, snap ring 5 can drive the rotation of propping piece 8, because the change of curved surface, support arm 15 props to curved surface all the time under the effect of elastic component 12, elastic component 12 can drive slide 13 along the slip of 11 adaptability of guide bar this moment, thereby can drive the removal of 14 practicality of shrouding, thereby change the inside distance that shrouding 14 extends to toper throat 6, make the opening size that forms between two sets of shrouding 14 change, thereby realize the flow control of air and gas, realize the proportion regulation of air and gas.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. The air pressure regulating proportional valve with adjustable proportion is characterized by comprising a valve body (4), wherein two groups of second pipelines (3) which are distributed oppositely are fixedly arranged on the side wall of the valve body (4), two groups of second pipelines (3) are far away from one end of the valve body (4) and are connected with a first pipeline (1) through an adjusting component (2), the adjusting component (2) comprises a snap ring (5) which is rotatably arranged at the outer side of the joint between the first pipeline (1) and the second pipeline (3), a conical reducing opening (6) is arranged at the joint between the first pipeline (1) and the second pipeline (3), two groups of sealing plates (14) are movably arranged at the inner side of the conical reducing opening (6), one ends of the two groups of sealing plates (14) which are far away from each other penetrate through the conical reducing opening (6) and are fixedly connected with a sliding plate (13), a plurality of guide rods (11) are fixedly arranged on the outer wall of the conical reducing opening (6), guide bar (11) run through slide (13) and with slide (13) sliding fit, guide bar (11) end is fixed and is provided with limiting plate (10), limiting plate (10) with link to each other through elastic component (12) between slide (13), slide (13) are kept away from one side of shrouding (14) and are fixed and are provided with support arm (15), snap ring (5) inside is fixed and is provided with top kicking block (8), keep away from top kicking block (8) one side of snap ring (5) has the curved surface, support arm (15) under the effect of elastic component (12) butt in the curved surface.

2. An air pressure regulating proportioning valve according to claim 1 wherein the resilient member (12) is a spring.

3. The air pressure regulating proportional valve with adjustable proportion according to claim 1 or 2, wherein the outer walls of the first pipeline (1) and the second pipeline (3) are both fixedly provided with an annular clamping block (7), the inner wall of the clamping ring (5) is fixedly provided with an annular clamping groove (16) matched with the annular clamping block (7), and the annular clamping block (7) extends into the annular clamping groove (16) and is in sliding fit with the annular clamping groove (16).

4. An adjustable-ratio air pressure regulating proportional valve as claimed in claim 3, wherein the two sets of second conduits (3) are distributed in an inclined symmetrical manner with respect to the valve body (4).

5. An air pressure regulating proportional valve with adjustable proportion according to claim 4, characterized in that the end of the support arm (15) far away from the sliding plate (13) is rotatably provided with a roller (9), and the roller (9) abuts against the curved surface.