CN213745097U

CN213745097U - Air pressure regulating proportional valve with adjustable capacity

Info

Publication number: CN213745097U
Application number: CN202023000579.1U
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: 2020-12-14
Filing date: 2020-12-14
Publication date: 2021-07-20
Anticipated expiration: 2030-12-14

Abstract

The utility model provides a capacity adjustable air pressure regulating proportional valve belongs to air conditioning proportional valve technical field, be in including valve body and setting the intake pipe of valve body one side, the inside longitudinal symmetry of intake pipe is provided with two sets of spoilers, and is two sets of the spoilers all puts the air feed to intake pipe central point and forms the arc structure, and two sets of one side that the spoilers kept away from each other is all fixed and is provided with the pull rod. The embodiment of the utility model provides a have simple structure, convenient operation and low cost's of capacity control advantage, when needs are adjusted capacity, rotatable regulation pole, it can drive the sliding sleeve and remove along adjusting pole length direction to adjust the pole rotation, and then drive the pull rod through the connecting rod and reciprocate, utilize the pull rod to drive the inside two sets of spoilers of intake pipe and move relatively or on the contrary to adjust the circulation of gas passageway size that forms between two sets of spoilers, in order to realize the control of different intake capacities.

Description

Air pressure regulating proportional valve with adjustable capacity

Technical Field

The utility model belongs to the technical field of air conditioning proportional valve, specifically a capacity adjustable air pressure regulating proportional valve.

Background

The air pressure regulating proportional valve is a pressure regulating device for regulating corresponding pressure according to the pressure requirements of users in different fields, and is used for controlling the pressure of an outlet cavity.

In the prior art, the pressure of the outlet cavity of the air pressure regulating proportional valve is mostly regulated by controlling the injection amount and the injection speed of gas, the injection amount and the injection speed of the gas are required to be accurately controlled by the pressure regulating mode, and the precision requirement of a matched gas injection instrument is high, so that the cost is high.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the embodiment of the utility model is to provide a capacity adjustable air pressure regulating proportional valve.

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

a capacity-adjustable air pressure regulating proportional valve comprises a valve body and an air inlet pipe arranged on one side of the valve body, wherein two groups of flow blocking pieces are symmetrically arranged in the air inlet pipe from top to bottom, the two groups of flow blocking pieces supply air to the central position of the air inlet pipe to form an arc-shaped structure, a pull rod is fixedly arranged on one side, away from each other, of each of the two groups of flow blocking pieces, and one end, away from the corresponding flow blocking piece, of the pull rod penetrates through the side wall of the air inlet pipe and extends to the outside of the air inlet pipe; the utility model discloses a fixed air inlet pipe, including intake pipe, U type frame, adjusting rod, pull rod, knob, the fixed knob that is provided with of one end that the adjusting rod is located the U type frame outside, threaded fit has the sliding sleeve on the screw thread section, the fixed second fixing base that is provided with in both sides about the sliding sleeve, the pull rod is located the outside body of rod of intake pipe and fixes and is provided with the lantern ring, the fixed first fixing base that is provided with of lantern ring outer wall, through connecting rod swing joint between first fixing base and the second fixing base.

As a further improvement of the utility model: the spoiler is identical in structure and comprises two support plates fixedly mounted on the inner wall of the air inlet pipe, the two support plates are connected with arc pieces through elastic layers, and the pull rod is fixedly connected to the inner side of each arc piece.

As a further improvement of the utility model: the elastic layer is made of rubber materials.

As a further improvement of the utility model: the arc-shaped sheet is made of elastic metal materials.

As a further improvement of the present invention: through holes for the corresponding pull rods to pass through are formed in the two groups of transverse plates of the U-shaped frame.

As a further improvement of the present invention: the outer wall of the air inlet pipe is further fixedly provided with a guide cylinder, and the pull rod penetrates through the middle of the guide cylinder and is movably matched with the guide cylinder.

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

the embodiment of the utility model provides a have simple structure, convenient operation and low cost's of capacity control advantage, when needs are adjusted capacity, rotatable regulation pole, it can drive the sliding sleeve and remove along adjusting pole length direction to adjust the pole rotation, and then drive the pull rod through the connecting rod and reciprocate, utilize the pull rod to drive the inside two sets of spoilers of intake pipe and move relatively or on the contrary to adjust the circulation of gas passageway size that forms between two sets of spoilers, in order to realize the control of different intake capacities.

Drawings

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

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

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

in the figure: 1-valve body, 2-air inlet pipe, 3-spoiler, 4-guide cylinder, 5-pull rod, 6-lantern ring, 7-U-shaped frame, 8-knob, 9-adjusting rod, 10-first fixed seat, 11-connecting rod, 12-thread section, 13-second fixed seat, 14-supporting plate, 15-elastic layer and 16-arc piece.

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. 1-3, the present embodiment provides a volume-adjustable air pressure regulating proportional valve, which includes a valve body 1 and an air inlet pipe 2 disposed at one side of the valve body 1, two sets of flow blocking plates 3 are disposed inside the air inlet pipe 2 in an up-down symmetrical manner, the two sets of flow blocking plates 3 both supply air to the center of the air inlet pipe 2 to form an arc structure, a pull rod 5 is fixedly disposed at one side of each of the two sets of flow blocking plates 3, and one end of each pull rod 5, which is far away from the corresponding flow blocking plate 3, penetrates through a side wall of the air inlet pipe 2 and extends to the outside of the air inlet pipe 2; the intake pipe 2 outside is provided with U type frame 7, run through and rotate on the vertical plate body of U type frame 7 and be provided with regulation pole 9, it is located to adjust pole 9 be equipped with screw thread section 12 on the body of rod of U type frame 7 inboard, and the fixed knob 8 that is provided with in one end that adjusts pole 9 is located the U type frame 7 outside, screw-thread fit has the sliding sleeve on the screw thread section 12, both sides are fixed about the sliding sleeve and are provided with second fixing base 13, pull rod 5 is located the fixed lantern ring 6 that is provided with on the body of rod in 2 outsides of intake pipe, 6 outer walls of the lantern ring are fixed and are provided with first fixing base 10, through connecting rod 11 swing joint between first fixing base 10 and the second fixing base 13.

When needs are adjusted the capacity, rotatable regulation pole 9, adjust pole 9 and rotate and to drive the sliding sleeve and move along adjusting pole 9 length direction, and then drive pull rod 5 through connecting rod 11 and reciprocate, utilize pull rod 5 to drive two sets of spoilers 3 of 2 inside of intake pipe and move relatively or opposite to adjust the gas circulation passageway size that forms between two sets of spoilers 3, in order to realize the control of different intake capacities.

Specifically, two sets of spoiler 3 the structure is the same, all includes fixed mounting be in 2 two sets of backup pads 14 of inner wall of intake pipe, two sets of be connected with arc piece 16 through elastic layer 15 between the

backup pad

14, 5 fixed connection of pull rod is inboard at the 16 arcs of corresponding arc piece.

When the pull rod 5 moves up and down, the arc-shaped piece 16 can be driven to move up and down synchronously to realize control of different air inlet capacities, and smooth movement of the arc-shaped piece 16 can be facilitated through the arrangement of the elastic layer 15.

Specifically, the elastic layer 15 is made of a rubber material, and the elastic layer 15 made of the rubber material can be stretched adaptively when the arc-shaped piece 16 moves.

Specifically, the arc-shaped piece 16 is made of an elastic metal material, such as a copper sheet, an aluminum sheet, and the like.

In this embodiment, through holes for the corresponding pull rods 5 to pass through are formed in the two sets of transverse plates of the U-shaped frame 7, so that the pull rods 5 have enough moving strokes.

Example 2

Referring to fig. 1, in this embodiment, compared with embodiment 1, the outer wall of the air inlet pipe 2 is further fixedly provided with a guide cylinder 4, the pull rod 5 penetrates through the middle of the guide cylinder 4 and is movably matched with the guide cylinder 4, and through the arrangement of the guide cylinder 4, the movement of the pull rod 5 can be guided, so that the pull rod 5 can be ensured to move up and down stably.

The embodiment of the utility model provides a have simple structure, convenient operation and low cost's advantage of capacity control, when needs are adjusted capacity, rotatable regulation pole 9, it can drive the sliding sleeve and remove along adjusting 9 length direction to adjust pole 9 to adjust the rotation of pole, and then drive pull rod 5 through connecting rod 11 and reciprocate, utilize pull rod 5 to drive 2 inside two sets of spoilers 3 of intake pipe and remove relatively or on the contrary, thereby adjust the gas circulation passageway size that forms between two sets of spoilers 3, in order to realize the control of the different capacity of admitting air.

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 capacity is characterized by comprising a valve body (1) and an air inlet pipe (2) arranged on one side of the valve body (1), wherein two groups of spoilers (3) are symmetrically arranged in the air inlet pipe (2) in an up-and-down mode, the spoilers (3) supply air to the center of the air inlet pipe (2) to form an arc-shaped structure, a pull rod (5) is fixedly arranged on one side, away from each other, of each spoiler (3), and one end, away from the corresponding spoiler (3), of each pull rod (5) penetrates through the side wall of the air inlet pipe (2) and extends to the outside of the air inlet pipe (2); intake pipe (2) outside is provided with U type frame (7), run through and rotate on the vertical plate body of U type frame (7) and be provided with regulation pole (9), it is located to adjust pole (9) be equipped with screw thread section (12) on the inboard body of rod of U type frame (7), and the one end that adjusts pole (9) is located U type frame (7) outside is fixed and is provided with knob (8), screw-thread fit has the sliding sleeve on screw thread section (12), both sides are fixed about the sliding sleeve and are provided with second fixing base (13), pull rod (5) are located intake pipe (2) outside body of rod and are fixed and are provided with lantern ring (6), lantern ring (6) outer wall is fixed and is provided with first fixing base (10), through connecting rod (11) swing joint between first fixing base (10) and second fixing base (13).

2. The air pressure regulating proportional valve with adjustable capacity of claim 1, wherein the two groups of flow blocking plates (3) are identical in structure and respectively comprise two groups of supporting plates (14) fixedly installed on the inner wall of the air inlet pipe (2), an arc-shaped plate (16) is connected between the two groups of supporting plates (14) through an elastic layer (15), and the pull rod (5) is fixedly connected to the inner side of the arc-shaped plate (16).

3. A variable capacity air pressure regulating proportioning valve according to claim 2 wherein the resilient layer (15) is made of a rubber material.

4. A variable capacity air pressure regulating proportioning valve according to claim 2 or 3 wherein said arcuate blade (16) is formed of a resilient metal material.

5. The air pressure regulating proportional valve with adjustable capacity of claim 1, wherein through holes for the corresponding pull rods (5) to pass through are formed in both groups of transverse plates of the U-shaped frame (7).

6. The air pressure regulating proportional valve with adjustable capacity of claim 5, wherein a guide cylinder (4) is further fixedly arranged on the outer wall of the air inlet pipe (2), and the pull rod (5) penetrates through the middle of the guide cylinder (4) and is movably matched with the guide cylinder (4).