CN218818564U

CN218818564U - Air quantity regulating valve of fan

Info

Publication number: CN218818564U
Application number: CN202223278228.6U
Authority: CN
Inventors: 李翔
Original assignee: Yunnan Xiangdian Blower Co ltd
Current assignee: Yunnan Xiangdian Blower Co ltd
Priority date: 2022-12-07
Filing date: 2022-12-07
Publication date: 2023-04-07
Anticipated expiration: 2032-12-07

Abstract

The utility model discloses a fan air volume adjusting valve, including main framework and adjusting part, main framework internally mounted has the flabellum for air regulation when fan uses adjusting part sets up in the flabellum front end, and adjusting part is including changeing, bearing block, last gear, regulating plate, lower gear, fixed block, sealing strip and draw-in groove, change and install the bearing block to the lower extreme, and accept the block lower extreme and be fixed with the upper gear, go up the gear lower extreme and install the regulating plate, and the regulating plate lower extreme is fixed with the lower gear. This fan air volume damper adopts mutually supporting between a plurality of subassemblies, via adjusting part's setting, not only can avoid the fan to adjust the ability of the amount of wind poor when using for the energy consumption increases when the fan uses, and gaseous kinetic energy improves with the static pressure energy loss, can't reach energy saving and emission reduction's problem, has increased the leakproofness when the fan uses simultaneously, reduces the amount of wind that leaks when using, via dustproof subassembly's setting.

Description

Air quantity regulating valve of fan

Technical Field

The utility model relates to a fan control technical field specifically is a fan air regulation valve.

Background

The fan is a driven fluid machine which increases the pressure of gas and discharges the gas by means of input mechanical energy. In order to adjust the air quantity of the fan conveniently in the using process of the fan, an adjustable valve is used for changing the air quantity of the fan.

As in application No.: CN202022388053.9, the utility model discloses a fan air regulation valve, including bellows, the one end of bellows is provided with adjusting valve, and adjusting valve's both ends all are provided with the backup pad, and the middle part of backup pad is provided with the pivot, a plurality of movable flabellums of pivot outside fixedly connected with, and adjusting valve's middle part is provided with a plurality of fixed flabellums, and one side adhesive connection that fixed flabellum is close to movable flabellum has sealing rubber pad. The utility model discloses a set up the pivot in the backup pad middle part, the pivot outside sets up the flabellum, pivot and flabellum cooperation set up fixed flabellum in governing valve, fixed flabellum and activity flabellum cooperation are controlled the size of fan air output, it has sealing rubber pad to bond on the fixed flabellum for the kneck of fixed flabellum and activity flabellum obtains sealing, be provided with the rubber ring in governing valve's the outside, make the gap between activity flabellum and the governing valve sealed, promoted the work efficiency of this device.

The fan air volume regulating valve similar to the above application has the following defects at present:

the existing device has poor capacity of adjusting air volume when the fan is used, so that the energy consumption of the fan is increased when the fan is used, the loss of gas kinetic energy and static pressure energy is improved, and the effects of energy conservation and emission reduction cannot be achieved.

Therefore, in view of the above, research and improvement are made for the existing structure and defects, and a blower air volume adjusting valve is provided to achieve the purpose of higher practical value.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fan air regulation valve to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a fan air regulation valve, includes main framework and adjusting part, main framework internally mounted has the flabellum for air regulation when fan uses adjusting part sets up in the flabellum front end, and adjusting part including changeing, hold the piece, go up gear, regulating plate, lower gear, fixed block, sealing strip and draw-in groove, change and install the piece that holds the lower extreme, and accept a lower extreme and be fixed with the gear, go up the gear lower extreme and install the regulating plate, and the regulating plate lower extreme is fixed with the lower gear, the fixed block is installed to the lower gear lower extreme, the regulating plate both sides distribution has the sealing strip, and the draw-in groove has been seted up at both ends about the sealing strip, dirt-proof dustproof subassembly when being used for the fan to use is installed to the regulating plate front end, the main framework outside is provided with and is used for the fan to fall the syllable-dividing subassembly of making an uproar that falls when using.

Furthermore, the regulating plate is equidistantly distributed inside the main frame body, and the regulating plate is rotatably connected with the main frame body through a rotating handle.

Further, dustproof subassembly includes dustproof frame, filter core and wedge net, dustproof frame inboard is provided with the filter core, and the wedge net is installed to the filter core inboard.

Further, dustproof subassembly still includes handle, rubber strip and spacing mouth, the dustproof frame right side is fixed with the handle, and the rubber strip is installed in the dustproof frame left side, spacing mouth has been seted up on the main frame body right side.

Furthermore, the dustproof frame and the main frame body are distributed in a horizontal shape, and the dustproof frame is connected with the main frame body in a sliding mode through the limiting opening.

Further, the subassembly of making an uproar falls includes sound insulation rock plate, soundproof cotton and accepts the frame, the soundproof cotton outside is provided with soundproof cotton, and the soundproof cotton outside is fixed with accepts the frame.

Further, the subassembly of making an uproar still includes the fixing base, inhales sound ring sum acoustic baffle, accept the frame outside and install the fixing base, and the fixing base outside is fixed with inhales the sound ring, inhale the sound ring outside and install the acoustic baffle.

The utility model provides a fan air regulation valve possesses following beneficial effect: this fan air regulation valve, adopt mutually supporting between a plurality of subassemblies, via adjusting part's setting, not only can avoid the fan poor ability of adjusting the amount of wind when using, make the fan energy consumption increase when using, gaseous kinetic energy improves with the static pressure energy loss, can't reach energy saving and emission reduction's problem, leakproofness when having increased the fan use simultaneously, the amount of wind that leaks when reducing the use, via dustproof subassembly's setting, avoid in the air large granule dust to adsorb on the flabellum of fan, cause the inconvenient condition of cleaning to take place, the performance of making an uproar is fallen in the utilization, sound insulation when using the fan falls the noise, comfort level when improve equipment uses.

1. The utility model discloses an adjusting part's setting, can be when fan air regulation valve uses, make the fan can independently carry out air regulation when using via the inside adjusting part of main framework, reduce the fan and use the energy consumption, reach energy saving and emission reduction's purpose, accept a lower extreme fixedly connected with and go up the gear, the fixed block carries out fixed mounting with the lower gear, change the regulating plate that makes the upper gear lower extreme through rotating and adjust, thereby the control amount of wind, the leakproofness of sealing strip when increasing the fan and using, the volume of leaking of cooperation draw-in groove when reducing the use.

2. The utility model discloses a setting of dustproof subassembly, can be when fan air regulation valve uses, large granule dust adsorbs on the flabellum of fan in avoiding the air through the dustproof subassembly of adjusting part front end, cause clean inconvenient condition to take place, dustproof frame inboard filters dust in with the air through filter core cooperation wedge net, the frame that dustproof frame left rubber strip avoided dustproof frame in the installation causes the inside damage of main frame body, take from the limit port department with dustproof frame through the handle, improve the convenience when the washing is dismantled to equipment.

3. The utility model discloses a setting of subassembly of making an uproar falls, can be when fan air regulation valve uses, the subassembly of making an uproar falls in the utilization main framework outside sound when to the fan use gives sound insulation and falls, comfort level when improve equipment uses, the soundproof rock plate cooperation soundproof cotton carries out the first step of syllable-dividing processing in the main framework outside, accept frame inside equidistance installation fixing base, be convenient for carry out fixed mounting with inhaling the sound ring, the cooperation is inhaled the sound absorption plate in the sound ring outside and is reached the purpose that the sound insulation was fallen and is fallen and fall, reduce the noise when the fan uses, improve workman's physical and mental health.

Drawings

Fig. 1 is a schematic view of the overall structure of a fan air volume adjusting valve of the present invention;

fig. 2 is a schematic sectional structural view of a dustproof assembly of the fan air volume adjusting valve of the present invention;

fig. 3 is an enlarged schematic structural diagram of a point a in fig. 1 of the blower air volume adjusting valve of the present invention;

fig. 4 is the utility model relates to a fan air volume adjusting valve's lower gear spatial structure sketch map.

In the figure: 1. a main frame body; 2. a fan blade; 3. an adjustment assembly; 301. turning a handle; 302. a bearing block; 303. an upper gear; 304. an adjusting plate; 305. a lower gear; 306. a fixed block; 307. a sealing strip; 308. a card slot; 4. a dust-proof assembly; 401. a dust-proof frame; 402. a filter element; 403. a wedge-shaped net; 404. a handle; 405. a rubber strip; 406. a limiting port; 5. a noise reduction assembly; 501. a sound-insulating rock plate; 502. sound insulation cotton; 503. a bearing frame; 504. a fixed seat; 505. a sound absorbing ring; 506. an acoustic panel.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are provided to illustrate the invention but are not intended to limit the scope of the invention.

As shown in fig. 1 and 4, a fan air volume adjusting valve, including main frame 1 and adjusting part 3, main frame 1 internally mounted has flabellum 2, adjusting part 3 for air volume adjustment when the fan uses sets up in the 2 front ends of flabellum, and adjusting part 3 includes changeing 301, hold the piece 302, go up gear 303, adjusting plate 304, lower gear 305, fixed block 306, sealing strip 307 and draw-in groove 308, change 301 lower extreme and install and hold piece 302, and hold piece 302 lower extreme and be fixed with last gear 303, go up gear 303 lower extreme and install adjusting plate 304, and the adjusting plate 304 lower extreme is fixed with lower gear 305, fixed block 306 is installed to lower gear 305 lower extreme, adjusting plate 304 both sides distribute has sealing strip 307, and draw-in groove 308 has been seted up at sealing strip 307 upper and lower both ends. The adjusting plates 304 are equidistantly distributed inside the main frame 1, and the adjusting plates 304 are rotatably connected with the main frame 1 through the rotating handle 301. The lower end of the bearing block 302 is fixedly connected with an upper gear 303, a lower gear 305 is fixedly installed by a fixed block 306, an adjusting plate 304 at the lower end of the upper gear 303 is adjusted by rotating a rotating handle 301, so that the air quantity is controlled, the sealing performance of the fan in use is improved by a sealing strip 307, and the air leakage quantity in use is reduced by matching with a clamping groove 308;

as shown in fig. 1 and fig. 2, the dustproof assembly 4 for preventing dust when the fan is used is installed at the front end of the adjusting plate 304, the dustproof assembly 4 comprises a dustproof frame 401, a filter element 402 and a wedge-shaped net 403, the filter element 402 is arranged on the inner side of the dustproof frame 401, the wedge-shaped net 403 is installed on the inner side of the filter element 402, the dustproof assembly 4 further comprises a handle 404, a rubber strip 405 and a limiting port 406, the handle 404 is fixed on the right side of the dustproof frame 401, the rubber strip 405 is installed on the left side of the dustproof frame 401, and the limiting port 406 is formed in the right side of the main frame body 1. The dust-proof frame 401 and the main frame body 1 are distributed horizontally, and the dust-proof frame 401 is slidably connected to the main frame body 1 through a limiting opening 406. The dust-proof assembly 4 at the front end of the adjusting assembly 3 prevents large-particle dust in air from being adsorbed on the fan blade 2 of the fan and causes inconvenient cleaning, the dust in the air is filtered by the filter element 402 matching with the wedge-shaped net 403 on the inner side of the dust-proof frame 401, the rubber strip 405 on the left side of the dust-proof frame 401 prevents the frame of the dust-proof frame 401 from damaging the inside of the main frame body 1 in the installation process, the dust-proof frame 401 is taken from the limit port 406 through the handle 404, and the convenience of equipment in disassembly and cleaning is improved;

as shown in fig. 1 and 3, a noise reduction assembly 5 for noise reduction and sound insulation when the fan is used is arranged outside the main frame 1, the noise reduction assembly 5 comprises a soundproof rock plate 501, soundproof cotton 502 and a receiving frame 503, the soundproof cotton 502 is arranged outside the soundproof rock plate 501, the receiving frame 503 is fixed outside the soundproof cotton 502, the noise reduction assembly 5 further comprises a fixing base 504, a sound absorption ring 505 and a sound absorption plate 506, the fixing base 504 is installed outside the receiving frame 503, the sound absorption ring 505 is fixed outside the fixing base 504, and the sound absorption plate 506 is installed outside the sound absorption ring 505. Utilize the subassembly 5 of making an uproar that falls in the main frame body 1 outside to make an uproar to fall the sound when using the fan gives sound insulation, comfort level when improve equipment uses, soundproof rock plate 501 cooperation soundproof cotton 502 carries out the syllable-dividing of first step and handles in the main frame body 1 outside, accept the inside equidistance installation fixing base 504 of frame 503, be convenient for will inhale sound ring 505 and carry out fixed mounting, the cooperation is inhaled the sound absorption plate 506 in the sound ring 505 outside and is reached the purpose of making an uproar that gives sound insulation and fall, noise when reducing the fan and using, improve workman's physical and mental health.

In summary, when the air volume adjusting valve of the fan is used, firstly, the noise reduction assembly 5 outside the main frame 1 is used for sound insulation and noise reduction of the sound generated when the fan is used, so as to improve the comfort level of the equipment when the air volume adjusting valve is used, the sound insulation rock plate 501 is matched with the sound insulation cotton 502 to perform the first sound insulation treatment outside the main frame 1, the fixing seats 504 are equidistantly arranged inside the receiving frame 503, so as to facilitate the fixed installation of the sound absorption ring 505, the sound insulation and noise reduction purpose is achieved by matching with the sound absorption plate 506 outside the sound absorption ring 505, the noise generated when the fan is used is reduced, the physical and mental health of workers is improved, then, the dust prevention assembly 4 at the front end of the adjusting assembly 3 is used for preventing large-particle dust in the air from being adsorbed on the fan blade 2 of the fan, so as to cause inconvenient cleaning, the dust in the air is filtered by matching with the wedge-shaped net 403 through the filter element 402 inside the dust prevention frame 401, the left rubber strip 405 of dustproof frame 401 avoids the frame of dustproof frame 401 to cause the inside damage of main frame body 1 in the installation, take dustproof frame 401 from spacing mouth 406 through handle 404, improve the convenience when equipment dismantles and washs, finally, make the fan can independently carry out air regulation when using via the adjusting part 3 of main frame body 1 inside, reduce the fan and use the energy consumption, reach energy saving and emission reduction's purpose, the fixed connection of bearing block 302 lower extreme has last gear 303, fixed block 306 carries out fixed mounting with lower gear 305, it adjusts to change 301 to make the regulating plate 304 of last gear 303 lower extreme adjust through rotating, thereby control the amount of wind, sealing strip 307 increases the leakproofness when the fan uses, cooperation draw-in groove 308 reduces the volume of leaking when using.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a fan air volume regulating valve, includes main frame body (1) and adjusting part (3), its characterized in that, main frame body (1) internally mounted has flabellum (2), air volume control when being used for the fan air volume regulation adjusting part (3) set up in flabellum (2) front end, and adjusting part (3) including changeing (301), accept piece (302), go up gear (303), regulating plate (304), lower gear (305), fixed block (306), sealing strip (307) and draw-in groove (308), change and install the piece (302) of accepting to (301) lower extreme, and accept piece (302) lower extreme and be fixed with gear (303), go up gear (303) lower extreme and install regulating plate (304), and regulating plate (304) lower extreme is fixed with lower gear (305), fixed block (306) are installed to lower gear (305) lower extreme, regulating plate (304) both sides distribution has sealing strip (307), and draw-in groove (308) have been seted up to both ends about sealing strip (307), dustproof subassembly (4) when regulating plate (304) front end is installed and is used for the fan to use dustproof noise reduction subassembly (5) that make an uproar when main frame body (305) outside is provided with noise reduction.

2. The air volume adjusting valve of the fan as claimed in claim 1, wherein the adjusting plates (304) are equidistantly distributed inside the main frame (1), and the adjusting plates (304) are rotatably connected with the main frame (1) through rotating handles (301).

3. The fan air volume adjusting valve of claim 1, wherein the dustproof assembly (4) comprises a dustproof frame (401), a filter element (402) and a wedge-shaped net (403), the filter element (402) is arranged on the inner side of the dustproof frame (401), and the wedge-shaped net (403) is arranged on the inner side of the filter element (402).

4. The fan air volume adjusting valve according to claim 3, characterized in that the dustproof assembly (4) further comprises a handle (404), a rubber strip (405) and a limiting opening (406), the handle (404) is fixed on the right side of the dustproof frame (401), the rubber strip (405) is installed on the left side of the dustproof frame (401), and the limiting opening (406) is formed in the right side of the main frame body (1).

5. The fan air volume adjusting valve of claim 4, characterized in that the dustproof frame (401) and the main frame body (1) are distributed in a horizontal shape, and the dustproof frame (401) is connected with the main frame body (1) in a sliding manner through a limiting opening (406).

6. The fan air volume adjusting valve is characterized in that the noise reduction assembly (5) comprises a sound insulation rock plate (501), sound insulation cotton (502) and a receiving frame (503), wherein the sound insulation cotton (502) is arranged on the outer side of the sound insulation rock plate (501), and the receiving frame (503) is fixed on the outer side of the sound insulation cotton (502).

7. The fan air volume adjusting valve of claim 6, wherein the noise reduction assembly (5) further comprises a fixing seat (504), a sound absorption ring (505) and a sound absorption plate (506), the fixing seat (504) is installed outside the receiving frame (503), the sound absorption ring (505) is fixed outside the fixing seat (504), and the sound absorption plate (506) is installed outside the sound absorption ring (505).