CN218718867U

CN218718867U - Multi-blade ventilation regulating valve

Info

Publication number: CN218718867U
Application number: CN202222897951.6U
Authority: CN
Inventors: 郑惠兰; 黎炳豪; 郑泽霖; 陈晓欣
Original assignee: Foshan Boao Ventilation Equipment Co ltd
Current assignee: Foshan Boao Ventilation Equipment Co ltd
Priority date: 2022-11-01
Filing date: 2022-11-01
Publication date: 2023-03-24
Anticipated expiration: 2032-11-01

Abstract

The utility model discloses a multi-leaf ventilation regulating valve, including the valve casing, the shell body is installed to the upper end of valve casing, driving motor is installed to the upper end of shell body, driving motor's rotation end is connected with the dwang. When the angle of adjustment valve plate, at first drive the driving gear through driving motor and rotate, the driving gear drives the driven gear rotation of meshing, alright drive the valve plate that driven lever and driven lever lower extreme are connected and rotate, adjust the angle of valve plate, thereby adjust the air volume of governing valve, at the in-process of regulation, air sensor through the rear end monitors the amount of wind and the wind speed of discharging at present, then adjust according to the data of monitoring, with the amount of wind of adjusting wanting, after the valve plate is closed, can monitor whether leaking out at present through air sensor, also having had the wind after the discovery is closed, explain the problem that wearing and tearing and drop probably appear in current sealing strip, can remind maintainer in time to change, holistic result of use has been guaranteed.

Description

Multi-blade ventilation regulating valve

Technical Field

The utility model belongs to the technical field of the leafy governing valve, specifically be a leafy ventilation control valve.

Background

The multi-blade regulating valve is an indispensable system accessory in ventilation, air conditioning and air purification projects of industrial factory buildings and civil buildings, is commonly used in air conditioners and ventilation system pipelines, is used for regulating the air volume of a main pipe and branch pipes thereof, and is also commonly used for mixed regulation of fresh air and return air.

At present when adjusting the amount of wind, realize through angle between the manual or electric mode regulating valve plate, above mode is when adjusting, and the size of the amount of wind is difficult once to adjust accurate, often needs to adjust many times, and the leakproofness between the present valve plate is mainly sealed through the sealing strip moreover, uses the back for a long time, and the sealing strip is worn and torn easily and drops, lacks the function whether satisfying the use and detecting to the sealing strip at present.

In view of this, a multi-vane register valve is proposed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an: in order to solve the above-mentioned problems, a multi-vane register valve is provided.

The utility model adopts the technical scheme as follows: a multi-blade ventilation regulating valve comprises a valve shell, wherein an outer shell is mounted at the upper end of the valve shell, a driving motor is mounted at the upper end of the outer shell, the rotating end of the driving motor is connected with a rotating rod, a driving gear is mounted on the rotating rod, driven gears are meshed with the two sides of the driving gear and mounted on a driven rod, the lower end of the driven rod is connected with a valve plate, and sealing strips are mounted on the two sides of the valve plate;

be equipped with the air cavity of crossing in the valve casing, air-out end one side in air cavity installs air sensor on the valve casing inner wall.

In a preferred embodiment, the sealing strip is made of silica gel material, and the valve plate is rhombic.

In a preferred embodiment, the valve plate comprises an outer plate body, and an interlayer in the outer plate body is provided with heat preservation cotton and a vacuum cavity from outside to inside.

In a preferred embodiment, the air volume sensor and the driving motor are electrically connected with an external PLC terminal.

In a preferred embodiment, the bottom end of the valve plate is connected with a rod body, the lower end of the rod body is rotatably connected to the inner wall of the lower end of the valve casing, and the rod body and the driven rod are matched with the outer end of the connecting part of the valve casing to be provided with the sealing ring.

In a preferred embodiment, the length of the valve plate is the same as the length of the air passing chamber.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, monitor the amount of wind and the wind speed of current row of going into through air sensor, then carry out the angle of adjusting valve plate 3 according to the data of monitoring to adjust to the amount of wind that wants.

2. The utility model discloses in, driving motor drives the driving gear and rotates, and the driving gear drives the driven gear rotation of meshing, alright drive the valve plate rotation that driven lever and driven lever lower extreme are connected, adjust the angle of valve plate to realize the air volume of automatically regulated governing valve.

3. The utility model discloses in, after the valve plate closes, can monitor whether leaking out at present through air sensor, also having wind back when the discovery is closing, explain the problem that wearing and tearing and drop probably appear in the current sealing strip, can remind maintainer in time to change.

Drawings

Fig. 1 is an overall sectional structural schematic diagram of the present invention;

FIG. 2 is a left side view of the structure of the anti-slip cover, the water-absorbing sponge strip and the anti-slip strip;

fig. 3 is a sectional view of the mounting frame and the limiting pulling plate of the present invention.

The labels in the figure are: 1-driven gear, 2-driving gear, 3-valve plate, 31-vacuum cavity, 32-heat insulation cotton, 33-outer plate body, 4-air passing cavity, 5-air volume sensor, 6-valve shell, 7-sealing ring, 8-driven rod, 9-outer shell, 10-driving motor and 11-sealing strip.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1-3, a multi-blade ventilation regulating valve, including valve casing 6, outer casing 9 is installed to the upper end of valve casing 6, driving motor 10 is installed to the upper end of outer casing 9, the rotation end of driving motor 10 is connected with the dwang, install driving gear 2 on the dwang, driven gear 1 has been meshed to the both sides of driving gear 2 and installs on driven lever 8, the lower extreme of driven lever 8 is connected with valve plate 3, sealing strip 11 is installed to the both sides of valve plate 3, drive driving gear 2 through driving motor 10 and rotate, driving gear 2 drives meshed driven gear 1 and rotates, alright drive valve plate 31 that driven

lever

8 and 8 lower extreme are connected rotates, adjust the angle of valve plate 31, thereby adjust the air volume of regulating valve.

Be equipped with air cavity 4 in the valve casing 6, air sensor 5 is installed on 6 inner walls of valve casing to air-out end one side in air cavity 4, and the in-process of regulation monitors the amount of wind and the wind speed of current row of going into through the air sensor 5 of rear end, then adjusts according to the data of monitoring to adjust the amount of wind of wanting.

In this embodiment, 11 whole silica gel materials that are of sealing strip make, and valve plate 3 is whole for the rhombus, after valve plate 3 closes, can monitor whether leaking out at present through air sensor 5, is closing also after windy when the discovery, explains the problem that wearing and tearing and drop probably appear in current sealing strip 11, can remind maintainer in time to change.

In this embodiment, the valve plate 3 includes the outer plate body 33, and the interlayer in the outer plate body 33 is provided with the heat preservation cotton 32 and the vacuum chamber 31 from outside to inside, can guarantee the heat preservation effect of the valve plate 3 through the heat preservation cotton 32 and the vacuum chamber 31 that have, can reduce the loss of heat in chilly winter.

In this embodiment, air sensor 5 and driving motor 10 and external PLC end electric connection, wherein PLC end and external alarm electric connection, when the discovery is in the same wind back of putting together, the problem that wearing and tearing and drop probably appear in the present sealing strip 11 of explanation, the alarm can remind maintainer in time to change.

The above electrical connection method is a conventional connection method, and a conventional connection method is not described in detail.

Referring to fig. 1, the bottom end of the valve plate 3 is connected with a rod body, the lower end of the rod body is rotatably connected to the inner wall of the lower end of the valve casing 6, a sealing ring 7 is installed at the outer end of the connecting portion of the rod body and the driven rod 8 with the valve casing 6 in a matched manner, and the sealing performance of the connecting portion of the rod body and the driven rod 8 with the valve casing 6 can be improved through the sealing ring 7.

With reference to fig. 1, the length of the valve plate 3 is the same as the length of the air passage chamber 4, wherein the number of valve plates 3 is preferably two, and the number thereof can be pre-manufactured at the factory according to the actual situation.

When adjusting the angle of valve plate 3, at first drive driving gear 2 through driving motor 10 and rotate, driving gear 2 drives meshed driven gear 1 and rotates, alright drive driven lever 8 and the valve plate 31 that the driven lever 8 lower extreme is connected rotate, adjust the angle of valve plate 31, thereby adjust the air volume of governing valve, in the in-process of regulation, air volume and the wind speed of discharging at present are monitored through air sensor 5 at the rear end, then adjust according to the data of monitoring, with the air volume of wanting of adjusting, after valve plate 3 closes, can monitor whether leaking wind at present through air sensor 5, after the discovery is closing also wind, show that wearing and tearing and the problem that drops probably appear in current sealing strip 11, remind maintainer in time to change, holistic result of use has been guaranteed.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, and any modifications, equivalents, improvements, etc. made within the spirit and principles of the present invention should be included within the scope of the present invention.

Claims

1. A multi-vane ventilation regulating valve comprising a valve housing (6), characterized in that: an outer shell (9) is installed at the upper end of the valve shell (6), a driving motor (10) is installed at the upper end of the outer shell (9), the rotating end of the driving motor (10) is connected with a rotating rod, a driving gear (2) is installed on the rotating rod, driven gears (1) are meshed to the two sides of the driving gear (2), the driven gears (1) are installed on driven rods (8), the lower end of each driven rod (8) is connected with a valve plate (3), and sealing strips (11) are installed on the two sides of each valve plate (3);

be equipped with air cavity (4) in valve casing (6), air-out end one side in air cavity (4) is installed air sensor (5) on valve casing (6) inner wall.

2. A multi-vane register valve as claimed in claim 1 wherein: the whole sealing strip (11) is made of silica gel materials, and the whole valve plate (3) is rhombic.

3. A multi-vane register valve as claimed in claim 1 wherein: the valve plate (3) comprises an outer plate body (33), and an interlayer in the outer plate body (33) is provided with heat-insulating cotton (32) and a vacuum cavity (31) from outside to inside.

4. A multi-vane register valve as set forth in claim 1 wherein: and the air quantity sensor (5) and the driving motor (10) are electrically connected with an external PLC end.

5. A multi-vane register valve as set forth in claim 1 wherein: the bottom of valve plate (3) is connected with the body of rod, the lower extreme of the body of rod is rotated and is connected on the lower extreme inner wall of valve casing (6), sealing washer (7) are installed in the cooperation of the connecting portion outer end of the body of rod and driven lever (8) and valve casing (6).

6. A multi-vane register valve as claimed in claim 1 wherein: the length of the valve plate (3) is the same as that of the air passing cavity (4).