CN218913759U

CN218913759U - Variable air volume adjusting air valve based on room pressure difference control

Info

Publication number: CN218913759U
Application number: CN202223478039.3U
Authority: CN
Inventors: 何玉川; 孙翠云; 刘明生
Original assignee: Jiangsu Baishide Metrology Equipment Co ltd
Current assignee: Jiangsu Baishide Metrology Equipment Co ltd
Priority date: 2022-12-26
Filing date: 2022-12-26
Publication date: 2023-04-25
Anticipated expiration: 2032-12-26

Abstract

The utility model discloses a variable air volume adjusting air valve based on room pressure difference control, which comprises a ventilation groove, a transmission rod and wind shielding blades, wherein an air inlet is formed in the front surface of the ventilation groove, a protective shell is arranged at the top of the ventilation groove, a rotating shaft is equidistantly arranged on the inner wall of the protective shell through a bearing, the transmission rod is equidistantly arranged on the inner wall of the ventilation groove through the bearing, one end of the transmission rod is connected with one end of the rotating shaft, mounting seats are equidistantly arranged on the surface of the transmission rod, and wind shielding blades are arranged on the surfaces, far away from each other, of the two groups of mounting seats. According to the utility model, the air inlet, the servo motor, the control panel, the rotating shaft, the transmission rod, the wind shielding blades, the chain wheels and the chains are arranged, so that the deflection angles of the wind shielding blades can be adjusted, the automatic adjustment of the air inlet quantity of the air quantity regulating valve is realized, the operation is convenient, and the room pressure difference is controlled, thereby effectively solving the problems and the defects in the prior device.

Description

Variable air volume adjusting air valve based on room pressure difference control

Technical Field

The utility model relates to the technical field of air valve regulation, in particular to a variable air volume air valve based on room pressure difference control.

Background

The air quantity regulating valve is a device for regulating the air quantity in the air conveying pipeline, is generally used in the pipeline of an air conditioner and a ventilation system, is used for regulating the air quantity of a branch pipe, and can also be used for the mixed regulation of fresh air and return air.

However, the existing air regulating valve mostly realizes the regulation of the air quantity only by regulating the opening degree of the valve plate or the blades, and needs manual regulation, but cannot automatically regulate the air inlet quantity of the air regulating valve, and cannot meet the use requirement of staff.

In view of the above, the present utility model provides a variable air volume adjusting air valve based on room pressure difference control, which can adjust deflection angles of a plurality of groups of wind shielding blades by using the variable air volume adjusting air valve to realize automatic adjustment of air intake of the air volume adjusting valve, has convenient operation, meets the use needs of users, and aims to solve the problems and improve the practical value by the technology.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides a variable air volume adjusting air valve based on room pressure difference control.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a variable air volume regulation blast gate based on room differential pressure control, includes ventilation groove, transfer line and wind shielding blade, the front of ventilation groove is provided with the air intake, the top of ventilation groove is provided with protective housing, protective housing's inner wall is provided with the rotation axis through the bearing equidistance, ventilation groove's inner wall is provided with the transfer line through the bearing equidistance, and the one end of transfer line is connected with the one end of rotation axis, the equal equidistance in surface of transfer line is provided with the mount pad, two sets of the surface that the mount pad kept away from each other all is provided with wind shielding blade, and wind shielding blade is located the inside of ventilation groove, protective housing's top is provided with servo motor, and servo motor's output is connected with the one end of rotation axis, control panel is installed at protective housing's top, and control panel and servo motor electric connection.

As further optimization of the technical scheme, according to the variable air volume adjusting air valve based on room pressure difference control, the two groups of mounting seats are provided with the mounting grooves in a penetrating mode on the surfaces far away from each other, the clamping strips are connected in the mounting grooves in an embedded mode, and the surfaces far away from each other of the two groups of clamping strips are fixedly connected with the surfaces close to each other of the wind shielding blades.

As a further optimization of the technical scheme, the variable air volume adjusting air valve based on room pressure difference control is characterized in that fastening bolts are arranged on the front surface and the back surface of the mounting seat in an equidistant penetrating mode, and the top of the protective shell is fixedly connected with a shell.

As a further optimization of the technical scheme, the variable air volume adjusting air valve based on room pressure difference control is characterized in that the surfaces of the rotating shafts are sleeved with chain wheels, the surfaces of the chain wheels are provided with chains, and the chains are located in the protective shell.

As a further optimization of the technical scheme, according to the variable air volume adjusting air valve based on room pressure difference control, limiting plates are arranged on the inner top wall and the inner bottom wall of the ventilation groove, the two groups of limiting plates are located in front of the transmission rod, the sealing plate is fixedly connected with the inner wall of the ventilation groove at equal intervals and is attached to the wind shielding blade, and sealing rubber strips are arranged on the front face and the back face of the sealing plate.

The utility model has the following beneficial effects:

1. the utility model is provided with the air inlet, the protective shell, the servo motor, the control panel, the rotating shaft, the transmission rod, the wind shielding blades, the chain wheel and the chain, the servo motor is firstly controlled by the control panel, the servo motor is started, the output end of the servo motor is used for driving the rotating shaft and the transmission rod to rotate, and the chain transmission formed by the chain wheel and the chain can drive the other group of transmission rods to rotate, so that the two groups of transmission rods drive the wind shielding blades to deflect, thereby changing the opening degree of a plurality of groups of wind shielding blades, automatically adjusting the ventilation quantity of the air quantity adjusting valve, adjusting the deflection angles of the plurality of groups of wind shielding blades, realizing the automatic adjustment of the air quantity adjusting valve, being convenient to operate, meeting the use requirement of users, and effectively solving the problems and the defects in the prior device.

2. According to the utility model, the mounting seat, the wind-shielding blades, the mounting groove, the clamping strip and the fastening bolts are arranged, the clamping strip is firstly embedded into the mounting groove, and then the multiple groups of wind-shielding blades can be fixedly arranged on the mounting seat by utilizing the multiple groups of fastening bolts, so that when the blades are damaged, the multiple groups of wind-shielding blades can be conveniently replaced and maintained.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic cross-sectional elevation view of the present utility model;

FIG. 3 is a schematic view of a partial structure of the present utility model;

fig. 4 is a schematic diagram of the structure at a in the present utility model.

In the figure: 1. a ventilation groove; 2. an air inlet; 3. a protective housing; 4. a servo motor; 5. a control panel; 6. a rotation shaft; 7. a transmission rod; 8. a mounting base; 9. a wind shielding blade; 10. a sprocket; 11. a chain; 12. a mounting groove; 13. a clamping strip; 14. a fastening bolt; 15. a limiting plate; 16. a sealing plate; 17. a sealing rubber strip; 18. and a housing.

Detailed Description

3. The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

4. In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

5. Referring to fig. 1-4, one embodiment provided by the present utility model is: the utility model provides a variable air volume regulation blast gate based on room differential pressure control, includes ventilation groove 1, transfer line 7 and windshield blade 9, ventilation groove 1's front is provided with air intake 2, ventilation groove 1's top is provided with protecting sheathing 3, protecting sheathing 3's inner wall is provided with rotation axis 6 through the bearing equidistance, ventilation groove 1's inner wall is provided with transfer line 7 through the bearing equidistance, and transfer line 7's one end is connected with rotation axis 6's one end, transfer line 7's surface equal equidistance is provided with mount pad 8, two sets of the surface that mount pad 8 kept away from each other all is provided with windshield blade 9, and windshield blade 9 is located ventilation groove 1's inside, protecting sheathing 3's top is provided with servo motor 4, and servo motor 4's output is connected with rotation axis 6's one end, protecting sheathing 3's top is installed control panel 5, and control panel 5 and servo motor 4 electric connection, rotation axis 6's surface all cup joints sprocket 10, sprocket 10's surface all is provided with chain 11, and chain 11 is located protecting sheathing 3's inside, groove 1 and inner wall and windshield blade 9 are located sealing plate 16, sealing plate 16 have all been provided with sealing plate 16 and sealing plate 16, sealing plate 16 and sealing plate 16 are all connected with sealing plate 16, sealing plate 16 and sealing plate 16 are located the front side and sealing plate 16.

Specifically, the control panel 5 is used for controlling the servo motor 4, the servo motor 4 is started, the output end of the servo motor 4 is used for driving the rotating shaft 6 and the transmission rod 7 to rotate, the chain transmission formed by the chain wheel 10 and the chain 11 can drive the other group of transmission rods 7 to rotate, the two groups of transmission rods 7 drive the wind shielding blades 9 to deflect, so that the opening degree of the plurality of groups of wind shielding blades 9 is changed, the ventilation quantity of the air quantity regulating valve is automatically regulated, and therefore, through the use of the variable-air-quantity regulating air valve, the deflection angles of the plurality of groups of wind shielding blades 9 can be regulated, so that the automatic regulation of the air quantity regulating valve is realized, the operation is convenient, and the room pressure difference is controlled, so that the problems and the defects in the existing device are effectively solved.

The two sets of the surfaces that mount pad 8 kept away from each other all run through and are provided with mounting groove 12, the inside of mounting groove 12 all imbeds and is connected with joint strip 13, and the surface that two sets of joint strips 13 kept away from each other all is close to each other with wind shielding blade 9 fixed surface connection, the front and the back equal distance of mount pad 8 run through and are provided with fastening bolt 14, the top fixedly connected with casing 18 of protective housing 3.

Specifically, the clamping strip 13 is embedded into the mounting groove 12, and then the plurality of groups of wind shielding blades 9 can be fixedly mounted on the mounting seat 8 by utilizing the plurality of groups of fastening bolts 14, so that when the blades are damaged, the plurality of groups of wind shielding blades 9 are convenient to replace and maintain.

Working principle: in the process of using the variable air volume adjusting air valve, the clamping strip 13 is firstly embedded into the mounting groove 12, then a plurality of groups of fastening bolts 14 are utilized to fixedly mount a plurality of groups of wind shielding blades 9 on the mounting seat 8, then the control panel 5 is utilized to start the servo motor 4, the output end of the servo motor 4 is utilized to drive the rotating shaft 6 and the transmission rod 7 to rotate, the chain transmission formed by the chain wheel 10 and the chain 11 can drive the other group of transmission rod 7 to rotate, the two groups of transmission rods 7 are utilized to drive the wind shielding blades 9 to deflect, so that the opening degree of the plurality of groups of wind shielding blades 9 is changed, the air volume of the air volume adjusting valve is automatically adjusted, and thus the room pressure difference is controlled.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model 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, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a variable air volume regulation blast gate based on room differential pressure control, includes ventilation groove (1), transfer line (7) and windshield blade (9), its characterized in that: the utility model discloses a motor, including ventilation groove (1), including motor, control panel (5) and servo motor (4), ventilation groove (1) is openly provided with air intake (2), the top of ventilation groove (1) is provided with protecting sheathing (3), the inner wall of protecting sheathing (3) is provided with rotation axis (6) through the bearing equidistance, the inner wall of ventilation groove (1) is provided with transfer line (7) through the bearing equidistance, and the one end of transfer line (7) is connected with the one end of rotation axis (6), the equal equidistance in surface of transfer line (7) is provided with mount pad (8), two sets of the surface that mount pad (8) kept away from each other all is provided with wind-break blade (9), and wind-break blade (9) are located the inside of ventilation groove (1), the top of protecting sheathing (3) is provided with servo motor (4), and the output of servo motor (4) is connected with the one end of rotation axis (6), control panel (5) and servo motor (4) electric connection are installed at the top of protecting sheathing (3).

2. A variable air volume damper based on room pressure differential control as claimed in claim 1, wherein: two sets of the surface that mount pad (8) kept away from each other all runs through and is provided with mounting groove (12), the inside of mounting groove (12) all imbeds and is connected with joint strip (13), and the surface that two sets of joint strips (13) kept away from each other all is close to each other with windshield blade (9) fixed surface connection.

3. A variable air volume damper based on room pressure differential control as claimed in claim 1, wherein: the front and the back of the mounting seat (8) are all equidistantly penetrated and provided with fastening bolts (14), and the top of the protective shell (3) is fixedly connected with a shell (18).

4. A variable air volume damper based on room pressure differential control as claimed in claim 1, wherein: the surface of rotation axis (6) has all cup jointed sprocket (10), the surface of sprocket (10) all is provided with chain (11), and inside chain (11) are located protective housing (3).

5. A variable air volume damper based on room pressure differential control as claimed in claim 1, wherein: the inner top wall and the inner bottom wall of the ventilation groove (1) are respectively provided with a limiting plate (15), the two groups of limiting plates (15) are respectively positioned in front of the transmission rod (7), the inner wall of the ventilation groove (1) is fixedly connected with a sealing plate (16) at equal intervals, the sealing plate (16) is attached to the wind shielding blade (9), and sealing rubber strips (17) are respectively arranged on the front surface and the back surface of the sealing plate (16).