CN116045010A

CN116045010A - Large-caliber air valve blade

Info

Publication number: CN116045010A
Application number: CN202310211531.4A
Authority: CN
Inventors: 田广; 芦银彬; 王泽超
Original assignee: Jiangsu Huayang Xinsilu Energy Equipment Co ltd
Current assignee: Jiangsu Huayang Xinsilu Energy Equipment Co ltd
Priority date: 2023-03-07
Filing date: 2023-03-07
Publication date: 2023-05-02
Anticipated expiration: 2043-03-07
Also published as: CN116045010B

Abstract

The invention provides a large-caliber air valve blade, and relates to the technical field of large-caliber air valves. The device comprises a first annular plate and a second annular plate, right-angle fixing openings are formed in the inner walls of the first annular plate and the second annular plate relatively, right-angle fixing plates are fixedly connected to the inner walls of the right-angle fixing openings correspondingly, connecting frames are arranged on one side surfaces of the right-angle fixing plates respectively, blade shafts are arranged on the opposite sides of the inner walls of the right-angle fixing plates respectively, and a plurality of bolt openings are formed in one side surfaces of the right-angle fixing plates respectively.

Description

Large-caliber air valve blade

Technical Field

The invention relates to the technical field of large-caliber air valves, in particular to a large-caliber air valve blade.

Background

The large-caliber air valve is also called an air quantity regulating valve, is an indispensable central air conditioner end fitting in ventilation, air conditioning and air purification engineering of civil buildings of industrial plants, is generally used in air conditioners and ventilation system pipelines for regulating the air quantity of branch pipes, can also be used for mixing and regulating fresh air and return air, and is one of common devices in common industrial plants or civil buildings.

The blade of traditional heavy-calibre blast gate is generally overall structure, and thickness is thicker, and weight is great, can increase the inconvenience of installation maintenance and the consumption of energy in the use, reduces the result of use and the quality of use of equipment, influences the adaptability of equipment, and on the other hand the blade of traditional heavy-calibre blast gate produces noise and vibration easily after long-time use, and fastening bolt produces easily and drops, influences the quality of use and the safety of product.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the invention provides the large-caliber air valve blade, which solves the problems that the blade of the traditional large-caliber air valve is of a general integral structure, has thicker thickness and larger weight, increases the inconvenience of installation and maintenance and the consumption of energy sources in the use process, is easy to generate noise and vibration, and the fastening bolt is easy to fall off to influence the use quality and the safety of the product.

(II) technical scheme

In order to achieve the above purpose, the invention is realized by the following technical scheme: the utility model provides a heavy-calibre blast gate blade, includes first annular slab and second annular slab, right angle fixed orifices has been seted up to first annular slab and second annular slab correspondence, two right angle fixed plates of right angle fixed orifices fixedly connected with respectively, be provided with connecting frame on the right angle fixed plate, two run through in the right angle fixed plate and be provided with the blade axle, the blade axle is connected with the right angle fixed plate through bolted connection mechanism, the anti-drop locking mechanism that set up in the draw-in groove.

Further, anti-drop locking mechanism includes thrust unit, joint device, thrust unit is including pressing the piece, press the surface of piece and the inner wall sliding connection of removal groove, be connected with the stopper according to the piece, the stopper is located the spacing groove, stopper one end is connected with the spring, the other end and the spacing groove fixed connection of spring.

Further, the clamping device comprises a clamping cylinder, the clamping cylinder is rotationally connected with the inner wall of the clamping groove, a sharp clamping rod is slidably connected with the inner wall of the clamping cylinder, one end of the sharp clamping rod is rotationally connected with a fixing frame block, a push-out plate is fixedly connected with the fixing frame block, and the push-out plate is located in the sliding groove and is in transmission connection with the pressing block.

The surface of two preferred linking frame respectively with the inner wall fixed connection of first annular plate and the inner wall of second annular plate, the surface and the inner wall sliding connection of spacing groove of stopper, the surface and the inner wall sliding connection of removal groove according to the piece, the surface and the inner wall sliding connection of spout of release board.

Furthermore, the two connecting frames are frame structures formed by mutually staggered and fixed multiple plate bodies.

Furthermore, the surfaces of the first annular plate, the second annular plate and the two connecting frames are coated with epoxy anti-corrosion paint, wherein the epoxy anti-corrosion paint is a paint which uses epoxy resin as a main film forming substance, has excellent adhesive force and chemical corrosion resistance, better alkali resistance and hard coating; is the most main variety of anti-corrosion paint. The paint is mainly used for corrosion-resistant coating, such as coating of inner and outer walls of large chemical equipment and pipelines, and can also be used for electrical appliances and pipeline meters used on nonmetallic surfaces and under wet and hot conditions. The varnish can be used for priming or finishing of metal surfaces.

Furthermore, the plurality of the sharp clamping rods are all made of nickel-based alloys, and the sharp clamping rods are rod bodies with sharp ends at one sides.

(III) beneficial effects

The invention provides a large-caliber air valve blade. The beneficial effects are as follows:

1. the first annular plate and the second annular plate are assembled up and down through the two right-angle fixing plates, so that a traditional integral structure is changed, a combined structure is adopted, the thickness is thinner, the weight is smaller, the inconvenience of equipment installation and the consumption of energy sources can be reduced in the use process, the use effect and the use quality of equipment are improved, and the adaptability of the equipment is ensured.

2. Through being provided with anti-drop locking mechanism, not only can reduce noise and the vibration that the product operation produced, stability and security in the equipment working process can be guaranteed moreover.

3. The reciprocating pushing device capable of returning is arranged, so that replacement and maintenance are convenient.

Drawings

Fig. 1 is a schematic perspective view of the whole structure of the present invention.

Fig. 2 is a schematic perspective view of a first ring plate according to the present invention.

Fig. 3 is a schematic diagram showing a partial sectional structure of a side surface of a right-angle fixing plate according to the present invention.

Fig. 4 is a schematic perspective view of a right angle fixing plate according to the present invention.

Fig. 5 is an enlarged view of a of fig. 3 according to the present invention.

1, a first annular plate; 2. a second annular plate; 3. a right angle fixing port; 4. a right angle fixing plate; 5. a connection frame; 6. a blade shaft; 7. a bolt port; 8. a clamping groove; 9. a clamping cylinder; 10. a sharp clamping rod; 11. a fixing frame block; 12. a push-out plate; 13. a chute; 14. a moving groove; 15. a limit groove; 16. a spring; 17. a limiting block; 18. pressing blocks; 19. and (5) fixing bolts.

Detailed Description

The following description of the embodiments of the present invention 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 invention, but not all embodiments. All other embodiments, based on the embodiments of the present invention, which would be within the scope of the present invention without inventive effort by one of ordinary skill in the art are within the scope of the present invention, as shown in fig. 1-5.

Embodiment one:

the embodiment of the invention provides a large-caliber air valve blade, which comprises a first annular plate 1 and a second annular plate 2, wherein right-angle fixing openings 3 are formed in the opposite side of the inner walls of the first annular plate 1 and the second annular plate 2, right-angle fixing plates 4 are fixedly connected to the inner walls of the two corresponding right-angle fixing openings 3, the right-angle fixing plates 4 are integrally processed by die casting equipment, the integral stability of the equipment in the use process is improved, a connecting frame 5 is arranged on one side surface of each right-angle fixing plate 4, a blade shaft 6 is arranged on the opposite side of the inner walls of the two right-angle fixing plates 4, a plurality of bolt openings 7 are formed in one side surface of each right-angle fixing plate 4, clamping grooves 8 are formed in the opposite side of the inner walls of the plurality of bolt openings 7, and the blade shaft 6 is connected with the right-angle fixing plates 4 through a bolt connecting mechanism and an anti-falling locking mechanism which are arranged in the clamping grooves 8.

The anti-falling locking mechanism comprises a pushing device and a clamping device, the pushing device comprises a pressing block 18, the surface of the pressing block 18 is in sliding connection with the inner wall of the moving groove 14, the pressing block 18 is connected with a limiting block 17, the limiting block 17 is located in the limiting groove 15, one end of the limiting block 17 is connected with a spring 16, and the other end of the spring 16 is fixedly connected with the limiting groove 15.

The clamping device comprises a clamping cylinder 9, the clamping cylinder 9 is rotationally connected with the inner wall of a clamping groove 8, a sharp clamping rod 10 is slidably connected with the inner wall of the clamping cylinder 9, one end of the sharp clamping rod 10 is rotationally connected with a fixing frame block 11, a push-out plate 12 is fixedly connected with the fixing frame block 11, and the push-out plate 12 is positioned in a sliding groove 13 and is in transmission connection with a pressing block 18.

Embodiment two:

the embodiment of the invention provides a large-caliber air valve blade, which is further expanded according to the content in the first embodiment:

wherein, the surface of two linking frame 5 respectively with the inner wall of first annular plate 1 and the inner wall fixed connection of second annular plate 2, the surface and the inner wall sliding connection of spacing groove 15 of stopper 17, according to the surface and the inner wall sliding connection of removal groove 14 of piece 18, guarantee the joint strength between device and the device in the equipment, improve the result of use and the quality of use of equipment, guarantee the normal use function of equipment, better performance establishes the performance of interior device.

Embodiment III:

wherein, two linking frame 5 are the frame construction that a plurality of plate bodies are crisscross fixed formation each other, the surface of first annular plate 1 and the surface of second annular plate 2 and the surface of two linking frame 5 all scribble epoxy anticorrosive paint, the material of a plurality of sharp draw-in bars 10 is nickel base alloy, and sharp draw-in bars 10 are the body of rod that one side has sharp, reduce the dead weight of equipment, increase the result of use of equipment, improve the corrosion resistance of device in the equipment, improve the service life of equipment, guarantee that the device can not take place not hard up problem in fixed in-process, improve the stability of equipment in-process of use.

Working principle: the first annular plate 1 and the second annular plate 2 in the device can be oppositely clamped through the right-angle fixing plate 4, then the blade shaft 6 is fixed through the fixing bolts 19, the fixing bolts 19 can extend into the right-angle fixing plate 4 through the bolt openings 7, under the cooperation of the two right-angle fixing plates 4 and the plurality of fixing bolts 19, the fixing stability of the first annular plate 1 and the second annular plate 2 can be ensured, and the device is ensured to have lighter dead weight through the connecting frame 5 in the first annular plate 1 and the second annular plate 2;

when the fixing bolt 19 is screwed into the bolt opening 7, the hexagonal screw head of the fixing bolt 19 contacts with the pressing block 18, the pressing block 18 slides downwards along the moving groove 14, the pressing block 18 drives the limiting block 17 to move in the limiting groove 15, so that the spring 16 is compressed, meanwhile, the pressing block 18 drives the push-out plate 12 to move in the sliding groove 13, at the moment, the fixing frame block 11 drives the sharp clamping rod 10 to move in the clamping cylinder 9, and meanwhile, the sharp clamping rod 10 rotates at an angle in the moving process, so that the clamping cylinder 9 is driven to rotate, the tip part of the sharp clamping rod 10 rotates towards the inside of the threaded hole, the sharp clamping rod 10 finally contacts with the fixing bolt 19 in the bolt opening 7, and the tip part of the sharp clamping rod 10 is clamped on the threaded surface of the fixing bolt 19, so that the fixing bolt 19 in the bolt opening 7 is limited and prevented from falling; when the fixing bolt 19 needs to be taken out, the fixing bolt 19 is directly and reversely screwed, the pressing block 18 moves away from the right-angle fixing plate 4 under the elasticity of the spring 16, so that the pressing block 18 drives the structure to reversely operate, the tip clamping rod 10 can release the limiting effect on the fixing bolt 19, the specific explanation structure is the prior art, and redundant description is omitted.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a heavy-calibre blast gate blade, includes first annular slab (1) and second annular slab (2), its characterized in that: the novel blade fixing device is characterized in that the first annular plate (1) and the second annular plate (2) are correspondingly provided with right-angle fixing openings (3), the right-angle fixing openings (3) are respectively and fixedly connected with two right-angle fixing plates (4), the right-angle fixing plates (4) are provided with connecting frames (5), two blade shafts (6) penetrate through the right-angle fixing plates (4), and the blade shafts (6) are connected with the right-angle fixing plates (4) through bolt connecting mechanisms and anti-falling locking mechanisms arranged in clamping grooves (8).

2. A large diameter damper blade according to claim 1, wherein: the anti-drop locking mechanism comprises a pushing device and a clamping device, wherein the pushing device comprises a pressing block (18), the surface of the pressing block (18) is in sliding connection with the inner wall of the moving groove (14), the pressing block (18) is connected with a limiting block (17), the limiting block (17) is located in the limiting groove (15), one end of the limiting block (17) is connected with a spring (16), and the other end of the spring (16) is fixedly connected with the limiting groove (15).

3. A large diameter damper blade according to claim 2, wherein: the clamping device comprises a clamping cylinder (9), the clamping cylinder (9) is rotationally connected with the inner wall of a clamping groove (8), a sharp clamping rod (10) is slidably connected with the inner wall of the clamping cylinder (9), one end of the sharp clamping rod (10) is rotationally connected with a fixing frame block (11), a push-out plate (12) is fixedly connected with the fixing frame block (11), and the push-out plate (12) is located in a sliding groove (13) and is in transmission connection with a pressing block (18).

4. A large diameter damper blade according to claim 3, wherein: the surfaces of the two connecting frames (5) are fixedly connected with the inner wall of the first annular plate (1) and the inner wall of the second annular plate (2) respectively, the surface of the limiting block (17) is in sliding connection with the inner wall of the limiting groove (15), the surface of the pressing block (18) is in sliding connection with the inner wall of the moving groove (14), and the surface of the pushing-out plate (12) is in sliding connection with the inner wall of the sliding groove (13).

5. A large diameter damper blade according to claim 1, wherein: the two connecting frames (5) are frame structures formed by mutually staggered and fixed plate bodies.

6. A large diameter damper blade according to claim 1, wherein: the surfaces of the first annular plate (1), the second annular plate (2) and the two connecting frames (5) are coated with epoxy anticorrosive paint.

7. A large diameter damper blade according to claim 2, wherein: the plurality of the sharp clamping rods (10) are all made of nickel-based alloys, and the sharp clamping rods (10) are rod bodies with sharp ends at one sides.