CN219082271U

CN219082271U - Novel air quantity regulating valve

Info

Publication number: CN219082271U
Application number: CN202222885362.6U
Authority: CN
Inventors: 沈建民; 沈杰; 皮艳芳; 陈银
Original assignee: Jingjiang Hefa Air Conditioning Purification Equipment Factory
Current assignee: Jingjiang Hefa Air Conditioning Purification Equipment Factory
Priority date: 2022-10-31
Filing date: 2022-10-31
Publication date: 2023-05-26
Anticipated expiration: 2032-10-31

Abstract

The utility model relates to a novel air quantity regulating valve which comprises a valve body, a guide rod, a rotating shaft, blades and a transmission mechanism, wherein the rotating shaft is provided with four groups, the blades are arranged on the rotating shaft, the rotating shaft is arranged in the valve body at intervals, the rotating shaft is rotationally connected with the valve body, the rotating shaft penetrates through the top of the valve body, one end of the rotating shaft penetrating through the valve body is connected with a first gear, the transmission mechanism comprises a cylinder, a rack, a first fixing seat, a second gear, a third gear and a transmission rod, and the transmission mechanism is used for controlling the opening and closing of the rotating shaft. The cylinder applies horizontal force to the rack, the rack drives the gear III to rotate, the gear III drives the gear II on the transmission shaft to rotate in the same direction, and the transmission shafts on the two sides of the rack are turned to different directions due to the fact that the four groups of transmission shafts are sequentially arranged on the two sides of the rack, so that the rotating shafts arranged at intervals can be controlled to rotate relatively, and the mode can improve the adjusting range of the air quantity.

Description

Novel air quantity regulating valve

Technical Field

The utility model relates to the field of air quantity regulating valves, in particular to a novel air quantity regulating valve.

Background

Along with the rapid development of social economy, the construction requirements of fire control pipelines in buildings are more and more standard, the air quantity in the pipelines can be effectively regulated by arranging an air quantity regulating valve at the inner side of the fire control pipelines, and the air quantity regulating valve is also called an air regulating door, is an indispensable central air conditioner tail end accessory in ventilation, air conditioning and air purification engineering of civil buildings of industrial plants, is generally used in air conditioners and ventilation system pipelines, is used for regulating the air quantity of branch pipes, and can also be used for mixed regulation of fresh air and return air.

At present, the Chinese patent with the patent number of CN201620144004 discloses an air quantity regulating valve which comprises a valve body, blades, a push-pull rod, a short shaft and a bent plate, wherein a plurality of blades are uniformly distributed in the valve body, two sides of each blade are connected with the valve body through the short shaft, the valve body is respectively provided with an upper connecting rod, a middle connecting rod and a lower connecting rod, the upper connecting rod, the middle connecting rod and the lower connecting rod are respectively connected with the push-pull rod, and one side of the push-pull rod is provided with the bent plate. The air quantity regulating valve disclosed by the utility model has the advantages of simple structure, convenience and flexibility in operation, good sealing effect, certain high temperature resistance, and ensured use stability and service life, and can effectively regulate air quantity, air pressure and air speed.

Aiming at the related technology, the inventor considers that the blade regulated by the push-pull rod structure is in a forward-opening structure, the range of regulating the air quantity is smaller, the wind guiding effect of the forward-opening structure is poor, and the air outlet is not soft.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a novel air quantity regulating valve.

The utility model provides a novel air quantity regulating valve which adopts the following technical scheme:

the utility model provides a novel air quantity control valve, includes valve body, guide arm, pivot, blade and drive mechanism, the pivot is provided with four groups, the blade sets up in the pivot, the pivot interval sets up in the valve body, the pivot with the valve body rotates to be connected, the pivot runs through the top of valve body, and the one end that the pivot passed the valve body is connected with gear one, drive mechanism includes cylinder, rack, fixing base one, fixing base two, gear three and transfer line, drive mechanism is used for controlling opening and shutting of pivot.

Optionally, fixing base one with fixing base two interval sets up the top of valve body, the cylinder sets up fixing base one is kept away from one side of fixing base two, the piston rod of cylinder runs through fixing base one, the piston rod of cylinder pass one end of fixing base one with the rack is connected, the other end of rack with fixing base two sliding connection, be provided with the tooth mouth on two sides of rack, the guide arm is provided with four groups, four groups the guide arm sets up respectively the both sides of rack, the guide arm is connected with the valve body rotation, be connected with gear two and gear three on the guide arm respectively, gear two with gear one meshing, gear three with the rack meshing.

Through adopting above-mentioned technical scheme, the cylinder applys the power of horizontal direction to the rack, and the rack drives the gear three and rotates, and the gear three drives the epaxial gear two of transmission and equidirectional rotation, because four sets of transmission shafts set gradually in the both sides of rack, consequently the transmission shaft of both sides turns to differently to can control the pivot relative rotation that the interval set up, this kind of mode can improve the accommodation of amount of wind size.

Optionally, the first gear, the second gear and the third gear have the same size.

Alternatively, the blades are provided in a streamline shape, and the blades are provided in a hollow shape.

Through adopting above-mentioned technical scheme, streamlined blade is favorable to the wind-guiding, prevents to produce the noise to the blade that the cavity set up can reduce manufacturing cost, lightens the weight of whole device.

Optionally, a holding strip is arranged in the blade, and welding spots are arranged on the holding strip.

Through adopting above-mentioned technical scheme, set up the holding strip and be convenient for fixed pivot, set up the welding spot and make things convenient for pivot and holding strip welding.

In summary, the present utility model includes at least one of the following beneficial technical effects:

1. the cylinder applies force in the horizontal direction to the rack, the rack drives the gear III to rotate, the gear III drives the gear II on the transmission shaft to rotate in the same direction, and as the four groups of transmission shafts are sequentially arranged on two sides of the rack, the transmission shafts on the two sides steer differently, so that the rotating shafts arranged at intervals can be controlled to rotate relatively, and the mode can improve the adjusting range of the air quantity;

2. the streamline blade is favorable for guiding wind and preventing noise, and the hollow blade can reduce manufacturing cost and weight of the whole device;

3. the holding strip is arranged to be convenient for fixing the rotating shaft, and the welding spot is arranged to be convenient for welding the rotating shaft and the holding strip.

Drawings

Fig. 1 is a schematic diagram of the overall structure of a novel air quantity regulating valve.

FIG. 2 is a schematic diagram for embodying a blade structure

Fig. 3 is a cross-sectional view for embodying a blade structure.

Reference numerals illustrate: 1. a valve body; 2. a rotating shaft; 3. a blade; 31. clamping strips; 32. welding spots; 4. a cylinder; 5. a first fixing seat; 6. a second fixing seat; 7. a rack; 8. a first gear; 9. a second gear; 10. a third gear; 11. and a transmission shaft.

Detailed Description

The utility model is described in further detail below with reference to fig. 1-3.

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.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the meaning of "a number" means at least two, e.g., two, three, etc., unless expressly specified otherwise

The embodiment of the utility model discloses a novel air quantity regulating valve. Referring to fig. 1-3, a novel air quantity regulating valve comprises a valve body 1, a guide rod, a rotating shaft 2, blades 3 and a transmission mechanism, wherein the rotating shaft 2 is provided with four groups, the rotating shaft 2 is arranged in the valve body 1 at intervals, the blades 3 are hollow, holding strips 31 are arranged in the blades 3, the holding strips 31 and the blades 3 are integrally formed, welding spots 32 are arranged on the holding strips 31, the rotating shaft 2 penetrates through the holding strips 31, the rotating shaft 2 and the holding strips 31 are welded through the welding spots 32, the blades 3 are provided with streamline shapes, the streamline-shaped blades 3 are high in air guiding efficiency, noise is not generated, the blades 3 are hollow, the manufacturing cost can be reduced, and the weight of the whole device is reduced.

Referring to fig. 1-3, a rotating shaft 2 is rotatably connected with a valve body 1, the rotating shaft 2 penetrates through the top of the valve body 1, one end of the rotating shaft 2 penetrating through the valve body 1 is connected with a first gear 8, a transmission mechanism specifically comprises a cylinder 4, a rack 7, a first fixing seat 5, a second fixing seat 6, a second gear 9, a third gear 10 and a transmission rod, both the first fixing seat 5 and the second fixing seat 6 are arranged on the top of the valve body 1, the first fixing seat 5 and the second fixing seat 6 are oppositely arranged, the cylinder 4 is arranged on one side of the first fixing seat 5 far away from the second fixing seat 6, a piston rod of the cylinder 4 penetrates through the first fixing seat 5, one end of the piston rod of the cylinder 4 penetrates through the first fixing seat 5 and is fixedly connected with the rack 7, one end of the rack 7 is provided with a sliding block, the second fixing seat 6 is provided with a sliding groove, the sliding block is in sliding fit with the sliding groove, two side edges of the rack 7 are provided with tooth openings, the transmission rod is also arranged on the top of the valve body 1, the transmission rod is rotatably connected with the valve body 1, the second gear 9 and the third gear 10 are arranged on the transmission rod, one end of the rotating shaft 2 penetrating through the valve body 1 is provided with the first gear 8, the third gear 9 is meshed with the first gear 8, the fourth gear 10 is meshed with the tooth opening 7, the fourth gear 7 is meshed with the tooth opening 7, one group 2 is meshed with the tooth opening 7, and the fourth group 2 is arranged on the four groups of the rotating shaft 2 are arranged with the corresponding to the four groups of the rotating shaft 7.

The implementation principle of the novel air quantity regulating valve provided by the embodiment of the utility model is as follows: the air cylinder 4 applies force in the horizontal direction to the rack 7, the rack 7 drives the gear three 10 to rotate, the gear three 10 drives the gear two 9 on the transmission shaft 11 to rotate in the same direction, and the four groups of transmission shafts 11 are sequentially arranged on two sides of the rack 7, so that the transmission shafts 11 on two sides rotate differently, the rotating shafts 2 arranged at intervals can be controlled to rotate relatively, the air quantity adjusting range in the mode is large, the opening degree is large, and the air outlet is soft and noise cannot be generated due to the streamline design of the blades 3.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims

1. The utility model provides a novel air quantity control valve, includes valve body (1), guide arm, pivot (2) and blade (3), its characterized in that: still include drive mechanism, pivot (2) are provided with four groups, blade (3) set up in pivot (2), pivot (2) interval sets up in valve body (1), pivot (2) with valve body (1) rotate and are connected, pivot (2) run through the top of valve body (1), and the one end that valve body (1) was passed in pivot (2) is connected with gear one (8), drive mechanism includes cylinder (4), rack (7), fixing base one (5), fixing base two (6), gear two (9), gear three (10) and transfer line, drive mechanism is used for controlling opening and shutting of pivot (2).

2. The novel air quantity regulating valve according to claim 1, wherein: the utility model discloses a valve body, including fixing base one (5) and fixing base two (6), fixing base two (6) interval sets up the top of valve body (1), cylinder (4) set up fixing base one (5) are kept away from one side of fixing base two (6), the piston rod of cylinder (4) runs through fixing base one (5), the piston rod of cylinder (4) pass one end of fixing base one (5) with rack (7) are connected, the other end of rack (7) with fixing base two (6) sliding connection, be provided with the tooth mouth on two sides of rack (7), the guide arm is provided with four groups, four groups the guide arm sets up respectively the both sides of rack (7), guide arm and valve body (1) swivelling joint, be connected with gear two (9) and gear three (10) on the guide arm respectively, gear two (9) with gear one (8) meshing, gear three (10) with rack (7) meshing.

3. The novel air quantity regulating valve according to claim 2, wherein: the first gear (8), the second gear (9) and the third gear (10) are the same in size.

4. The novel air quantity regulating valve according to claim 1, wherein: the blades (3) are arranged in a streamline shape, and the blades (3) are arranged in a hollow shape.

5. The novel air quantity regulating valve according to claim 4, wherein: the blade (3) is internally provided with a holding strip (31), and welding spots (32) are arranged on the holding strip (31).