CN220269630U

CN220269630U - Laboratory exhaust equipment variable air volume control equipment

Info

Publication number: CN220269630U
Application number: CN202321279020.8U
Authority: CN
Inventors: 夏镇正; 冯铭江; 王亚卿; 杜汗平
Original assignee: Wuhan Jinkang Air Conditioning Purification Co ltd
Current assignee: Wuhan Jinkang Air Conditioning Purification Co ltd
Priority date: 2023-05-25
Filing date: 2023-05-25
Publication date: 2023-12-29
Anticipated expiration: 2033-05-25

Abstract

The utility model relates to the field of exhaust equipment, in particular to variable air volume control equipment of laboratory exhaust equipment. The technical proposal comprises: the pipe body is communicated with two ends of the pipe body, the outer walls of two sides of one end of the pipe body are fixedly connected with mounting frames, and one end of the pipe body is slidably connected with a blade mechanism through the mounting frames; the blade mechanism comprises a first sliding frame and a second sliding frame, wherein a plurality of blades with the number two are rotationally connected to the outer wall of one side of the first sliding frame, and a plurality of blades with the number one are rotationally connected to the outer wall of one side of the second sliding frame. The utility model has the beneficial effects that: one end of body can dismantle with blade mechanism through the design mounting bracket in this device, alright realize the effect of convenient to detach blade structure from this, and install two sets of blades of crisscross each other in the blade structure, the power supply of different blades is also different, can realize the effect that the wind-force was adjusted to the multispeed, has increased the practicality of this device.

Description

Laboratory exhaust equipment variable air volume control equipment

Technical Field

The utility model relates to the field of exhaust equipment, in particular to variable air volume control equipment of laboratory exhaust equipment.

Background

The laboratory is one of special sites for detection, test, measurement and calculation and the like, and as with other buildings, the laboratory also needs to install corresponding exhaust equipment to ensure the circulation of indoor air.

The existing laboratory exhaust equipment has a simple structure and consists of a pipe body, a driving machine box, a blade mechanism and other structures, and the structures are integrated into a whole, so that the disassembly, the maintenance and the replacement are difficult; according to publication No.: in the variable air volume control device of the laboratory exhaust equipment disclosed in CN214250041U, the patent is provided with a top plate, the top plate is fixedly arranged at the top of a box body through a through hole and a threaded hole by using bolts, and when a device in the box body fails, the top plate can be detached only by rotating the bolts, so that the device in the box body is convenient to maintain; the above patent also has the following drawbacks: in this patent, wind strip structure installs in the one end of box, and can't dismantle, and the damage appears in wind strip just has to demolish the maintenance very inconvenient comprehensively to the box, and the effect that adjustment mechanism that this patent relates to can adjust all wind strips is limited in addition, can't realize the effect that many wind-break force adjusted.

Disclosure of Invention

The utility model aims to solve the problems in the background art and provides a variable air volume control device for laboratory exhaust equipment.

The technical scheme of the utility model is as follows: the variable air volume control device of the laboratory exhaust equipment comprises a pipe body, wherein two ends of the pipe body are communicated, mounting frames are fixedly connected to the outer walls of two sides of one end of the pipe body, and one end of the pipe body is slidably connected with a blade mechanism through the mounting frames; the blade mechanism comprises a first sliding frame and a second sliding frame, a plurality of second blades are rotatably connected to the outer wall of one side of the first sliding frame, a plurality of first blades are rotatably connected to the outer wall of one side of the second sliding frame, and a plurality of first bearing pieces and second bearing pieces are respectively embedded in the outer wall of one side of the first sliding frame and the outer wall of one side of the second sliding frame.

Preferably, the top both sides fixedly connected with slide rail of body, fixedly connected with stopper between the other end top of body, the spread groove has all been seted up to the inner wall both sides of stopper, the top both sides of stopper have been seted up respectively with the interactive spacing groove of spread groove, the fixture block has been inserted in the spacing groove.

Preferably, the top of carriage No. one and carriage No. two is equal fixedly connected with kicking block, one side fixedly connected with telescopic link of kicking block, the one end fixed connection cardboard of telescopic link, fixedly connected with cover is established the spring on the telescopic link between one side outer wall of cardboard and one side outer wall of kicking block, cardboard and draw-in groove joint.

Preferably, the pivot of a blade passes a bearing spare one end fixedly connected with carousel, one of them a carousel one end fixedly connected with transmission shaft, a one side outer wall fixedly connected with motor of balladeur train, the output of a motor passes a balladeur train's outer wall and a transmission shaft fixed connection, a plurality of a carousel is gone up the cover and is equipped with a drive belt.

Preferably, the pivot of No. two blades passes No. two bearing parts's one end fixedly connected with carousel No. two, one of them No. two carousel's one end fixedly connected with No. two transmission shafts, no. two carriage's one side outer wall fixedly connected with No. two motors, no. two carriage's outer wall and No. two transmission shafts fixed connection are passed to No. two motor's output, a plurality of No. two carousel is gone up the cover and is equipped with No. two drive belts.

Preferably, the positions of the first blades and the second blades which are arranged between the first sliding frame and the second sliding frame are staggered.

Preferably, the pipe body is connected with a cover plate in a sliding manner through a sliding rail, one end of the cover plate is fixedly connected with an inserting block which is inserted into the connecting groove, a slot which is communicated with the limiting groove is formed in the inserting block, and one end of the clamping block is inserted into the slot.

Compared with the prior art, the utility model has the following beneficial technical effects: one end of body can dismantle with blade mechanism through the design mounting bracket in this device, alright realize the effect of convenient to detach blade structure from this, and install two sets of blades of crisscross each other in the blade structure, the power supply of different blades is also different, can realize the effect that the wind-force was adjusted to the multispeed, has increased the practicality of this device.

Drawings

FIG. 1 is a schematic perspective view of an embodiment of the present utility model;

FIG. 2 is a schematic perspective view of a pipe body;

FIG. 3 is a schematic view of a partial enlarged structure at A in FIG. 2;

FIG. 4 is a schematic perspective view of a vane mechanism;

FIG. 5 is a schematic view of the structure of FIG. 4B;

FIG. 6 is a schematic plan view in cross-section of the vane mechanism of FIG. 6;

fig. 7 is a schematic perspective view of a cover plate.

Reference numerals: 1. a tube body; 11. a mounting frame; 12. a clamping groove; 13. a slide rail; 14. a limiting block; 15. a connecting groove; 16. a limit groove; 17. a clamping block; 2. a blade mechanism; 21. a first carriage; 211. a bearing member; 22. a second carriage; 221. a second bearing member; 23. a top block; 24. a telescopic rod; 25. a clamping plate; 26. a spring; 27. a first blade; 271. a first rotary table; 272. a first transmission shaft; 273. a motor I; 274. a first transmission belt; 28. a second blade; 281. a second rotary table; 282. a second transmission shaft; 283. a motor II; 284. a second transmission belt; 3. a cover plate; 31. inserting blocks; 32. a slot.

Detailed Description

The technical scheme of the utility model is further described below with reference to the attached drawings and specific embodiments.

Example 1

As shown in fig. 1-6, the variable air volume control device of the laboratory exhaust equipment provided by the utility model comprises a pipe body 1, wherein two ends of the pipe body 1 are communicated, the outer walls of two sides of one end of the pipe body 1 are fixedly connected with a mounting frame 11, one end of the pipe body 1 is slidably connected with a blade mechanism 2 through the mounting frame 11, one side of a top block 23 is fixedly connected with a telescopic rod 24, one end of the telescopic rod 24 is fixedly connected with a clamping plate 25, one side outer wall of the clamping plate 25 and one side outer wall of the top block 23 are fixedly connected with a spring 26 sleeved on the telescopic rod 24, the clamping plate 25 is clamped with a clamping groove 12, a first sliding frame 21 and a second sliding frame 22 can slide into the mounting frame 11, and the telescopic rod 24, the spring 26 and the clamping plate 25 can be correspondingly clamped with the clamping groove 12 on the mounting frame 11, so that the blade mechanism 2 can be firmly mounted;

the blade mechanism 2 comprises a first sliding frame 21 and a second sliding frame 22, a plurality of second blades 28 are rotatably connected to one side outer wall of the first sliding frame 21, a plurality of first blades 27 are rotatably connected to one side outer wall of the second sliding frame 22, a plurality of first bearing pieces 211 are respectively embedded in one side outer wall of the first sliding frame 21 and one side outer wall of the second sliding frame 22, a second bearing piece 221 is fixedly connected to one side outer wall of the second sliding frame 27 through a rotating shaft of the first bearing piece 211, a first transmission shaft 272 is fixedly connected to one end of the first rotating plate 271, a first motor 273 is fixedly connected to one side outer wall of the first sliding frame 21, an output end of the first motor 273 passes through the outer wall of the first sliding frame 21 and is fixedly connected with the first transmission shaft 272, a plurality of first transmission belts 274 are sleeved on the first rotating plate 271, a rotating shaft of the second blades 28 passes through the second rotating plate 281, one end of the second rotating plate 281 is fixedly connected with a second transmission shaft 282, a second motor 283 is fixedly connected to one side outer wall of the second sliding frame 22, a plurality of second motors 283 pass through the second outer wall 22 and pass through the second driving belts 281 and are arranged between the second blades 22 and the second driving shafts of the second sliding frame 27, a plurality of second driving shafts of different adjustment devices are arranged between the second sliding frames and the second sliding frame 28 and the second driving devices are different in angle, and the second driving devices are different positions of the second driving devices are different from one driving between the second sliding frames and different driving devices.

The working principle based on the first embodiment is as follows: when using this device, blade mechanism 2 accessible mounting bracket 11 is pegged graft and is installed, two balladeur train is inside inserting mounting bracket 11, accessible pull cardboard 25 drives telescopic link 24 and spring 26 carries out the joint with draw-in groove 12 on the mounting bracket 11 after, alright realize blade structure's installation, and simple structure also convenient to use person dismantles, when needs adjust wind-force, user's accessible start motor 273 respectively and No. two motors 283 drive different carousel and rotate, drive two sets of blades and adjust through the transmission that the cover was established on the carousel, and two sets of blades can carry out different angular adjustment respectively, consequently, alright make this device have the wind-force governing mode of multispeed, very big increase the practicality of this device.

Example two

As shown in fig. 1-2 and fig. 7, based on the first embodiment, the variable air volume control device for the laboratory exhaust equipment provided by the utility model is characterized in that slide rails 13 are fixedly connected to two sides of the top of a pipe body 1, a limiting block 14 is fixedly connected between the tops of the other ends of the pipe body 1, connecting grooves 15 are respectively formed in two sides of the inner wall of the limiting block 14, limiting grooves 16 which interact with the connecting grooves 15 are respectively formed in two sides of the top of the limiting block 14, clamping blocks 17 are inserted into the limiting grooves 16, the pipe body 1 is slidably connected with a cover plate 3 through the slide rails 13, an inserting block 31 which is inserted into the connecting grooves 15 is fixedly connected to one end of the cover plate 3, a slot 32 which is communicated with the limiting grooves 16 is formed in the inserting block 31, and one end of the clamping blocks 17 is inserted into the slot 32.

In this embodiment, the connection mode of the sliding connection between the pipe body 1 and the cover plate 3 is convenient for the user to detach, and the insert block 31 can be inserted into the limiting block 14 through the connection slot 15, and the cover plate 3 can be stably fixed above the pipe body 1 through the design of the clamping block 17, so that the design replaces the bolt fixing mode in the traditional method, and has more convenient installation and detachment effects, and is more suitable for the use of modern workers.

The above-described embodiments are merely a few preferred embodiments of the present utility model, and many alternative modifications and combinations of the above-described embodiments will be apparent to those skilled in the art based on the technical solutions of the present utility model and the related teachings of the above-described embodiments.

Claims

1. Laboratory exhaust equipment variable air volume control equipment, including body (1), its characterized in that: the two ends of the pipe body (1) are communicated, the outer walls of two sides of one end of the pipe body (1) are fixedly connected with mounting frames (11), and one end of the pipe body (1) is slidably connected with a blade mechanism (2) through the mounting frames (11); the blade mechanism (2) comprises a carriage (21) and a carriage (22), a plurality of blades (28) are rotatably connected to one side outer wall of the carriage (21), a plurality of blades (27) are rotatably connected to one side outer wall of the carriage (22), and a plurality of bearing pieces (211) and bearing pieces (221) are respectively embedded in one side outer wall of the carriage (21) and one side outer wall of the carriage (22).

2. The laboratory exhaust equipment variable air volume control equipment according to claim 1, characterized in that, slide rails (13) are fixedly connected with on both sides of the top of the pipe body (1), limiting blocks (14) are fixedly connected with between the tops of the other ends of the pipe body (1), connecting grooves (15) are formed on both sides of the inner wall of each limiting block (14), limiting grooves (16) interacted with the connecting grooves (15) are formed on both sides of the top of each limiting block (14), and clamping blocks (17) are inserted into the corresponding limiting grooves (16).

3. The variable air volume control device for the laboratory exhaust equipment according to claim 1, wherein the top parts of the first carriage (21) and the second carriage (22) are fixedly connected with a top block (23), one side of the top block (23) is fixedly connected with a telescopic rod (24), one end of the telescopic rod (24) is fixedly connected with a clamping plate (25), a spring (26) sleeved on the telescopic rod (24) is fixedly connected between one side outer wall of the clamping plate (25) and one side outer wall of the top block (23), and the clamping plate (25) is in clamping connection with the clamping groove (12).

4. The variable air volume control device for the laboratory exhaust equipment according to claim 1, wherein a rotating shaft of the first blade (27) penetrates through one end of the first bearing part (211) to be fixedly connected with a first rotary table (271), one end of the first rotary table (271) is fixedly connected with a first transmission shaft (272), one side outer wall of the first sliding frame (21) is fixedly connected with a first motor (273), and an output end of the first motor (273) penetrates through the outer wall of the first sliding frame (21) to be fixedly connected with the first transmission shaft (272), and a plurality of first rotary tables (271) are sleeved with a first transmission belt (274).

5. The variable air volume control device for the laboratory exhaust equipment according to claim 1, wherein a rotating shaft of the second blade (28) penetrates through one end of the second bearing piece (221) to be fixedly connected with a second rotary table (281), one end of the second rotary table (281) is fixedly connected with a second transmission shaft (282), one side outer wall of the second sliding frame (22) is fixedly connected with a second motor (283), and an output end of the second motor (283) penetrates through the outer wall of the second sliding frame (22) to be fixedly connected with the second transmission shaft (282), and a plurality of second rotary tables (281) are sleeved with second transmission belts (284).

6. A laboratory exhaust equipment variable air volume control device according to claim 1, characterized in that the positions of a number of first blades (27) and a number of second blades (28) mounted between the first carriage (21) and the second carriage (22) are staggered with each other.

7. The variable air volume control device for the laboratory exhaust equipment according to claim 2, wherein the pipe body (1) is slidably connected with the cover plate (3) through the sliding rail (13), one end of the cover plate (3) is fixedly connected with an inserting block (31) which is inserted into the connecting groove (15), a slot (32) which is communicated with the limiting groove (16) is formed in the inserting block (31), and one end of the clamping block (17) is inserted into the slot (32).