CN211059046U

CN211059046U - Efficient low-noise mixed flow ventilator

Info

Publication number: CN211059046U
Application number: CN201922095442.XU
Authority: CN
Inventors: 林沛熊
Original assignee: Shaoxing Shangyu Dashun Ventilation Equipment Co ltd
Current assignee: Shaoxing Shangyu Dashun Ventilation Equipment Co ltd
Priority date: 2019-11-28
Filing date: 2019-11-28
Publication date: 2020-07-21
Anticipated expiration: 2029-11-28

Abstract

The utility model discloses a high-efficient low noise mixed flow ventilation blower relates to the fan field, aims at solving the mixed flow ventilation blower because the noise problem that the dust leads to, and its technical scheme main points are including dryer, impeller and motor, and the motor passes through support fixed connection on the inner wall of dryer, and the connection can be dismantled on the output shaft of motor to the impeller, can dismantle in the dryer and be connected with a plurality of baffling boards, baffling board staggered distribution, a plurality of baffling boards form the passageway, and the passageway is used for the circulation of air, can dismantle on the baffling board and be connected with the absorption piece. The utility model discloses a high-efficient low noise mixed flow ventilation blower has the effect of effective noise reduction.

Description

Efficient low-noise mixed flow ventilator

Technical Field

The utility model relates to a fan field, more specifically says, it relates to a high-efficient low noise mixed flow ventilation blower.

Background

The mixed flow ventilator is suitable for pipe pressurization, air supply and exhaust and ventilation of high-rise building and general building, and is mainly composed of impeller, motor and casingThe working temperature of the circulating fan is-20 ℃ to +40 ℃, the working humidity is less than 90 percent, and the medium condition is that the dust content of the air can not exceed 100mg/m³Because the different operational environment dust content is different for dust particle can the adhesion on the blade, thereby makes the pivoted blade produce deformation, greatly increased noise when the power consumption.

Therefore, a new solution is needed to solve this problem.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a high-efficient low noise mixed flow ventilation blower through setting up the baffling board of built-in absorption piece, filters the dust when reaching not influencing air flow rate, reduces on the dust adheres to the blade, finally reaches the effect that reduces the fan noise.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a high-efficient low noise mixed flow ventilation blower, including the dryer, impeller and motor, the motor passes through support fixed connection in the dryer, the impeller can be dismantled and connect on the output shaft of motor, can dismantle in the dryer and be connected with a plurality of baffling boards, the baffling board is crisscross to be distributed, the baffling board includes planking and inner panel, first logical groove has been seted up on the planking, the second has been seted up on the inner panel and has been led to the groove, edge in the fixedly connected with round on the inner wall in first logical groove, be equipped with buckle structure on the inner panel, the inner panel passes through the gomphosis of buckle structure at first.

Through adopting above-mentioned technical scheme, a high-efficient low noise mixed flow ventilation fan, by the dryer, impeller and motor are constituteed, the motor rotates as driving piece drive impeller, pivoted impeller drives the circulation of air, the baffling board that interlocks each other is set up at the front end of impeller, make the route extension of circulation of air through the baffling board, inner panel and planking pass through buckle structure joint, and can dismantle, the centre gripping adsorbs the piece between inner panel and the planking, make to adsorb the piece and can expose between first logical groove and second logical groove, the adsorption piece can filter the dust in the air, thereby reach and carry out abundant filtration to the air when not influencing the circulation of air.

The utility model discloses further set up to: the buckle structure comprises an embedding groove and an embedding block, the embedding groove is formed in the inner wall of the first through groove, the embedding block is fixedly connected to the inner plate, and the embedding block is detachably connected with the embedding groove.

Through adopting above-mentioned technical scheme, through the joint that the abaculus and caulking groove gomphosis realized inner panel and planking to reach the effect of fixed absorption piece.

The utility model discloses further set up to: one side fixedly connected with a plurality of elastic components of caulking groove is kept away from to first logical inslot wall, and the elastic component is contradicted with the periphery wall of inner panel.

By adopting the technical scheme, the plurality of elastic pieces are arranged on the inner wall of the first through groove, so that the inner plate can be always pressed after the inner plate is installed, and the inner plate and the outer plate can be more stably embedded; meanwhile, in the installation process of the inner plate, the elastic piece has a buffering effect on the outer wall of the inner plate, so that the outer plate can be better protected, and the service life of the baffle plate is prolonged.

The utility model discloses further set up to: and one side of the outer plate is fixedly connected with a barrier strip positioned on the outer ring of the opening of the first through groove, and the barrier strip is used for preventing the inner plate from being separated from the outer plate.

Through adopting above-mentioned technical scheme, set up the blend stop and be favorable to the installation location of inner panel in the installation, also be favorable to the planking to blockking of inner panel for the inner panel that has installed can be located all the time along with between the blend stop, increase the stability of inner panel and planking gomphosis.

The utility model discloses further set up to: the caulking groove includes first recess, and first recess is established on the inner wall of first logical groove along planking thickness direction, and the planking is run through to the one end on edge in first recess was kept away from, is equipped with the second recess on the inner wall of first recess, and the abaculus includes the elasticity portion, and the elasticity portion is the V font, and the one end fixed connection of elasticity portion is on the inner panel, and the elasticity portion joint is in first recess, and the other end fixedly connected with card strip of elasticity portion, card strip joint are in the second recess.

Through adopting above-mentioned technical scheme, the inner panel supports through elasticity portion and presses between the first logical groove inner wall of planking and the periphery wall of inner panel to realize stable connection at the pressure that supports of elastic component, the card strip that sets up at the tip of elasticity portion can with second recess joint, prevent that the abaculus of inner panel from sliding out the caulking groove, make inner panel and planking can further the joint inseparable.

The utility model discloses further set up to: the lateral wall of planking is seted up the third recess, and the third recess switches on each other and be perpendicular setting with first recess, and the card strip is kept away from one side fixedly connected with connecting plate of elasticity portion, and the connecting plate extends along planking thickness direction, and the one end fixedly connected with that the card strip was kept away from to the connecting plate is taken and is held the board, takes and holds the board gomphosis in the third recess.

Through adopting above-mentioned technical scheme, through setting up the connecting plate and holding the board for on holding the board and can extending to the lateral wall of planking through the connecting plate, and make and hold the board and can inlay in the third recess, conveniently directly make the elastic part elastic compression through holding the board, thereby make things convenient for the dismantlement and the installation of inner panel.

The utility model discloses further set up to: the outer plate is fixedly connected with an installation block, and the baffle plate is fixedly connected to the air duct through the installation block.

Through adopting above-mentioned technical scheme, set up the installation piece on the planking for the baffle is whole can slide in the spout of dryer, finally realizes the fixed of baffle through the fixed mounting piece.

The utility model discloses further set up to: the periphery wall of the air duct is provided with a plurality of air suction holes, the air suction holes are communicated with the inside of the air duct, and the air suction holes are located on one side of the air duct facing the air outlet.

Through adopting above-mentioned technical scheme, because the air is the circulation of flow in the pipeline and is done work, improved the internal energy of air, make the inside and outside both sides of dryer produce pressure differential simultaneously under the flow of air, at the hole of induced drafting that the inner wall of dryer set up, can make in the cold air in the dryer outside gets into the dryer through the hole of induced drafting to mix with the hot-air that flows, play the effect of decompression cooling.

To sum up, the utility model discloses following beneficial effect has:

1. the arrangement of the baffle plates which are staggered with each other achieves the purpose of increasing the air flow path so as to filter dust particles more comprehensively;

2. the inner plate and the outer plate which are detachably connected are arranged, and the adsorption sheet is arranged between the inner plate and the outer plate, so that the effect of filtering for many times is realized;

3. through set up the hole of induced drafting on the dryer outer wall, realize the effect to the air that flows speed down the cooling better.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the internal structure of the present invention;

fig. 3 is a rear view of the present invention;

FIG. 4 is a schematic structural view of the installed middle baffle plate of the present invention;

FIG. 5 is a schematic structural view of the middle baffle plate of the present invention when it is disassembled;

FIG. 6 is a schematic structural view of the middle outer plate of the present invention;

FIG. 7 is a schematic structural view of the middle caulking groove of the present invention;

fig. 8 is a schematic structural view of the middle insert of the present invention.

In the figure: 1. an air duct; 2. a motor; 3. a blade; 4. a baffle plate; 5. an air suction hole; 6. a support; 7. mounting blocks; 8. an outer plate; 9. an inner plate; 10. blocking strips; 11. an adsorption sheet; 12. an inner edge; 13. a first through groove; 14. caulking grooves; 15. an elastic member; 16. an insert block; 17. an elastic portion; 18. clamping the strip; 19. a connecting plate; 20. holding the plate; 21. a first groove; 22. a second groove; 23. a third groove; 24. a second through slot.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

A high-efficiency low-noise mixed flow ventilator, as shown in fig. 1 to 8, comprises an air duct 1, an impeller, a motor 2 and a bracket 6, wherein the motor 2 is used as a driving part to drive the impeller to rotate, the rotating impeller drives air to circulate from an air inlet to an air outlet, the bracket 6 is welded with the inner wall of the air duct 1, the motor 2 is fixed on the bracket 6 by bolts, the impeller is sleeved on an output shaft of the motor 2 through a wheel hub, the outer peripheral wall of the air duct 1 is provided with a plurality of air suction holes 5 communicated with the inside of the air duct 1, the air suction holes 5 are positioned at one side of the air duct 1 facing the air outlet, because the inside and the outside of the air duct 1 can generate pressure difference under the flowing of the air, the arranged air suction holes 5 enable cold air at the outside of the air duct 1 to enter the inside of the air duct 1, the cold air and the flowing hot air are mixed to play the effect of pressure reduction, the mounting blocks 7 are welded on the outer wall of the baffle plate 4, the mounting blocks 7 are fixed through screws so as to fix the baffle plate 4, the baffle plate 4 are distributed in a staggered manner to form a channel for air circulation, the path for air circulation is lengthened through the baffle plate 4, the baffle plate 4 comprises an outer plate 8 and an inner plate 9 clamped with the outer plate 8, a first through groove 13 is formed in the outer plate 8, a circle of inner edge 12 is integrally formed on the inner wall of the first through groove 13, a second through groove 24 is formed in the inner plate 9, an adsorption sheet 11 is clamped between the outer plate 8 and the inner plate 9, the adsorption sheet 11 is a cotton net, the adsorption sheet 11 is exposed between the first through groove 13 and the second through groove 24 and can filter dust in the air, an embedded groove 14 and an embedded block 16 are respectively formed in the outer plate 8 and the inner plate 9, the embedded block 16 and the embedded groove 14 form a buckle structure, the embedded groove 14 is formed in the inner, the insert 16 is welded on the inner plate 9, the inner plate 9 and the outer plate 8 are clamped through the embedding of the insert 16 and the insert groove 14, the elastic pieces 15 are welded on one side, away from the insert groove 14, of the inner wall of the first through groove 13, the elastic pieces 15 are springs, when the inner plate 9 is installed on the outer plate 8, the elastic pieces 15 abut against the outer peripheral wall of the inner plate 9, the elastic pieces 15 are beneficial to always resisting the inner plate 9 after the inner plate 9 is installed, and therefore the inner plate 9 and the outer plate 8 are installed more stably; meanwhile, in the installation process of the inner plate 9, the elastic piece 15 has a buffering effect on the outer wall of the inner plate 9, the outer plate 8 can be better protected, the service life of the baffle plate 4 is prolonged, a baffle strip 10 positioned on the outer ring of the opening of the first through groove 13 is bonded on one side of the outer plate 8, the baffle strip 10 is positioned on one side away from the caulking groove 14 and is arranged along the outer wall of the outer plate 8 in a bending manner, the baffle strip 10 is used for preventing the inner plate 9 from separating from the outer plate 8, so that the installed inner plate 9 can be positioned between the inner edge 12 and the baffle strip 10 all the time, the installation stability of the inner plate 9 and the outer plate 8 is improved, the caulking groove 14 comprises a first groove 21, the first groove 21 is arranged on the inner wall of the first through groove 13 along the thickness direction of the outer plate 8, one end, away from the inner edge 12, of the first groove 21 penetrates through the outer plate 8, a second groove 22 is arranged on the inner wall of the, the elastic part 17 is used for being clamped into the first groove 21, the elastic part 17 is used for stably clamping the inner plate 9 into the outer plate 8 under the action of elastic deformation of the elastic part 17 and the abutting pressure of the elastic part 15, the clamping strip 18 is integrally formed at the other end of the elastic part 17 and is clamped into the second groove 22, the embedded block 16 of the inner plate 9 is prevented from sliding out of the embedded groove 14, the inner plate 9 and the outer plate 8 can be further clamped tightly, the side wall of the outer plate 8 is provided with a third groove 23, the third groove 23 is communicated with the first groove 21 and is vertically arranged, one side of the clamping strip 18 far away from the elastic part 17 is integrally formed with a connecting plate 19, the connecting plate 19 extends along the thickness direction of the outer plate 8, one end of the connecting plate 19 far away from the clamping strip 18 is integrally formed with a holding plate 20, the holding plate 20 is embedded into the third groove 23, and through the arrangement of the connecting plate 19 and the holding plate 20, the holding plate 20 can extend to the side wall of the outer plate 8 through, and the holding plate 20 can be embedded in the third groove 23, so that the elastic part 17 is conveniently and directly driven to be elastically compressed by moving the holding plate 20, and the inner plate 9 is convenient to detach and mount.

In the concrete implementation, the flowing air enters the air inlet of the air duct 1, and spirally circulates in the air duct 1 under the action of the baffle plate 4, and dust particles in the air can be adsorbed by the adsorption sheet 11 when passing through the baffle plate 4, because of the arrangement of a plurality of baffle plates 4, the effect of filtering the air for a plurality of times while not influencing the air flow is achieved, the possibility that the dust is adsorbed on the blade 3 is greatly reduced, in order to realize better effect, the anti-static coating can be sprayed on the blade 3, the air enters the air duct 1 from the outside and does work on the air duct 1 and the baffle plate 4 under the drive of the impeller to generate internal energy, meanwhile, the motor 2 is internally arranged to enable the running motor 2 to generate high internal energy, the circulating air mixes the internal energy of the air and the internal energy of the air duct 1 and flows out of the air outlet, and when the air flows out of the air outlet, because the internal, make the cold air in the dryer 1 outside get into dryer 1 inboard through the hole of induced drafting 5, mix with the hot-air in the dryer 1, play the effect of speed reduction cooling, also have fine effect to the heat dissipation of motor 2 simultaneously, after mixed flow ventilator ventilates a period, need carry out periodic change to the absorption piece 11 on the baffler 4, the change method as follows: firstly, a wrench is used for unscrewing a screw positioned on one side of a mounting block 7 of a baffle plate 4, so that the mounting block 7 of the baffle plate 4 can slide out of a sliding groove, then a holding plate 20 positioned in a third groove 23 is pulled by hand to move towards the direction far away from a first groove 21, the moving holding plate 20 enables an elastic part 17 to deform through a connecting plate 19, so that an inner plate 9 is separated from an outer plate 8, then an adsorption sheet 11 positioned between the inner plate 9 and the outer plate 8 and the baffle plate 4 are taken out, then a new adsorption sheet 11 is placed, so that the periphery of the adsorption sheet 11 is attached to an inner edge 12, then one side of the inner plate 9 far away from an embedded block 16 is placed into a first through groove 13 positioned between the inner edge 12 and a baffle strip 10, when the holding is placed, the outer peripheral wall of the inner plate 9 can be abutted against an elastic part 15, then the inner plate is rotated 9, so that the embedded block 16 is aligned with the embedded groove 14, and finally the elastic part 17 is abutted between the outer walls of the first groove 21 and the inner plate 9 and, and then, the baffle plates 4 are fixed in a staggered manner by sliding the mounting blocks 7 of the baffle plates 4 into sliding grooves in the inner wall of the air duct 1 and fixing the baffle plates 4 through screws, so that the mixed flow ventilator is finally mounted.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a high-efficient low noise mixed flow ventilation blower, includes dryer (1), impeller and motor (2), motor (2) are through support (6) fixed connection in dryer (1), the connection can be dismantled on the output shaft of motor (2) to the impeller, its characterized in that: the air duct is characterized in that a plurality of baffle plates (4) are detachably connected in the air duct (1), the baffle plates (4) are distributed in a staggered mode, each baffle plate (4) comprises an outer plate (8) and an inner plate (9), a first through groove (13) is formed in each outer plate (8), a second through groove (24) is formed in each inner plate (9), a circle of inner edge (12) is fixedly connected to the inner wall of each first through groove (13), a buckle structure is arranged on each inner plate (9), the inner plates (9) are embedded in the corresponding first through grooves (13) through the buckle structures, and an adsorption piece (11) is detachably connected between each inner edge (12) and the corresponding inner plate (9).

2. A high efficiency, low noise mixed flow ventilator as claimed in claim 1, wherein: the buckle structure comprises an embedding groove (14) and an embedding block (16), wherein the embedding groove (14) is formed in the inner wall of the first through groove (13), the embedding block (16) is fixedly connected to the inner plate (9), and the embedding block (16) is detachably connected with the embedding groove (14).

3. A high efficiency, low noise mixed flow ventilator as claimed in claim 2, wherein: one side fixedly connected with a plurality of elastic pieces (15) that caulking groove (14) were kept away from to first logical groove (13) inner wall, elastic piece (15) contradict with the periphery wall of inner panel (9).

4. A high efficiency, low noise mixed flow ventilator as claimed in claim 3, wherein: planking (8) one side fixedly connected with is located first logical groove (13) opening outer lane blend stop (10), blend stop (10) are used for preventing that inner panel (9) break away from planking (8).

5. A high efficiency, low noise mixed flow ventilator as claimed in claim 4, wherein: caulking groove (14) include first recess (21), first recess (21) are established on the inner wall of first logical groove (13) along planking (8) thickness direction, planking (8) are run through to the one end of interior edge (12) of keeping away from in first recess (21), be equipped with second recess (22) on the inner wall of first recess (21), abaculus (16) are including elasticity portion (17), elasticity portion (17) are the V font, the one end fixed connection of elasticity portion (17) is on inner panel (9), elasticity portion (17) joint is in first recess (21), the other end fixedly connected with card strip (18) of elasticity portion (17), card strip (18) joint is in second recess (22).

6. A high efficiency, low noise mixed flow ventilator as claimed in claim 5, wherein: seted up third recess (23) on the lateral wall of planking (8), third recess (23) and first recess (21) switch on each other and are perpendicular setting, one side fixedly connected with connecting plate (19) of elastic component (17) are kept away from in card strip (18), planking (8) thickness direction extension is followed in connecting plate (19), one end fixedly connected with that card strip (18) were kept away from in connecting plate (19) holds board (20), hold board (20) gomphosis in third recess (23).

7. A high efficiency, low noise mixed flow ventilator as claimed in claim 1, wherein: the outer plate (8) is fixedly connected with an installation block (7), and the baffle plate (4) is fixedly connected to the air duct (1) through the installation block (7).

8. A high efficiency, low noise mixed flow ventilator as claimed in claim 1, wherein: be equipped with a plurality of holes (5) of induced drafting on the periphery wall of dryer (1), hole (5) of induced drafting switches on with dryer (1) is inside, hole (5) of induced drafting are located dryer (1) one side towards the air outlet.