CN217401199U

CN217401199U - Double-fan integrated ventilator capable of rotating in opposite direction

Info

Publication number: CN217401199U
Application number: CN202123118170.4U
Authority: CN
Inventors: 竺春辉; 袁鹏程; 王煜; 裘鑫
Original assignee: Zhejiang Kemao Industrial Co ltd
Current assignee: Zhejiang Kemao Industrial Co ltd
Priority date: 2021-12-13
Filing date: 2021-12-13
Publication date: 2022-09-09
Anticipated expiration: 2031-12-13

Abstract

The utility model discloses a double-fan integrated ventilator capable of rotating in the opposite direction, which comprises a ventilator shell and a protective shell fixed on the inner walls of the two sides of the ventilator shell, wherein a fan is fixedly arranged on the inner side of the protective shell, and the output end of the fan is connected with an impeller; the utility model discloses a motor drives first bevel gear and rotates, by the meshing relation of first bevel gear and second bevel gear, the meshing relation of first gear and second gear, the meshing relation of second gear and swivel becket annular tooth face, it rotates to drive circular metal strip, and circular metal strip and driven axostylus axostyle direction of rotation are opposite, driven axostylus axostyle rotates and to drive first dwang and rotate, first electro-magnet produces magnetic force with the second electro-magnet and makes both adsorb fixedly, the second dwang rotates along with first dwang is synchronous, and then make the fixed block for circular metal strip counter-rotation, clean circular metal strip by the cotton-wadded cover, can accomplish the clearance to circular metal strip fast through the motor just reversing, improve cleaning effect and work efficiency.

Description

Double-fan integrated ventilator capable of rotating in opposite direction

Technical Field

The utility model belongs to the technical field of ventilation equipment is relevant, concretely relates to integrative ventilation blower of double fan of rotation in opposite direction.

Background

The ventilator is a machine which increases the pressure of gas and discharges the gas by means of input mechanical energy, and is a driven fluid machine. Modern ventilators are widely used for ventilation, dust removal and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings, ventilation and draught of boilers and industrial kilns, cooling and ventilation in air conditioning equipment and household electrical appliances, drying and separation of grains, wind tunnel wind sources and inflation and propulsion of hovercrafts and the like.

The existing ventilator technology has the following problems: because integrative double fan mainly used compact unit, panel design formula as an organic whole, the interval is little between the impeller, and the air is robbed to the production easily between the water conservancy diversion air intake that meets during operation, and fan center both sides lead to the air current to be detained easily, the swirl makes fan unit noise big, and the whole efficiency of fan system reduces, and the air intake play of ventilation blower is because the air current effect easily absorbs the dust and piles up debris, causes ventilation efficiency to reduce, influences the normal operating of fan.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an integrative ventilation blower of rotatory double fan in opposite direction to solve the problem that the air current that proposes among the above-mentioned background art is detained, the noise is big, the air intake absorbs the dust and piles up debris.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an integrative ventilation blower of two fans of opposite direction rotation, includes the fan casing and fixes the protective housing on fan casing both sides inner wall, protective housing's inboard fixed mounting has the fan, the output of fan is connected with the impeller, one side of fan casing is equipped with the air intake, and installs dirt-filtering subassembly of dirt-removing in air intake department, fixedly connected with backup pad on the bottom inner wall of fan casing, install actuating mechanism in the backup pad, actuating mechanism orders about through drive mechanism and strains the dirt subassembly and rotate, the inboard of fan casing is provided with and is used for ordering about the mechanism of cleaning that the dirt-filtering subassembly carries out the clearance in reverse rotation under actuating mechanism's synchronization.

Preferably, the dust filtering assembly comprises a sleeve, the outer side wall of the sleeve is fixedly connected with three evenly distributed limit connecting rods, and a plurality of circular metal strips which are overlapped in the circle center and distributed at equal intervals are arranged on the limit connecting rods.

Preferably, the driving mechanism comprises a mounting plate, the mounting plate is fixed on the outer side wall of the supporting plate, a motor is fixedly mounted on the upper surface of the mounting plate, a first bevel gear is fixedly connected to the output end of the motor, a driven shaft rod is rotatably connected to the upper end of the supporting plate, the sleeve is sleeved on the outer side of the driven shaft rod and is rotatably connected with the driven shaft rod, a second bevel gear is fixedly connected to one end of the driven shaft rod and is meshed with the first bevel gear, and a first gear is fixedly connected to the other end of the driven shaft rod.

Preferably, drive mechanism includes the fixed bolster, the top of fixed bolster and the inner wall fixed connection of ventilator case, the bottom of fixed bolster is rotated and is connected with the second gear, the second gear meshes with first gear mutually, the inboard of ventilator case is rotated and is connected with the swivel becket, the medial surface of swivel becket is equipped with the annular flank of tooth, the second gear meshes with the annular flank of tooth of swivel becket mutually, the outside end and the second gear fixed connection of spacing connecting rod.

Preferably, wiping mechanism includes three first dwang, three first dwang evenly distributed is in driven shaft's the outside, and is three inboard one end of first dwang all with driven shaft fixed connection, the offside of first dwang is provided with the second dwang, the fixed block that fixedly connected with and circular metal strip position correspond on the lateral wall of second dwang.

Preferably, one end of the fixing block is provided with a through hole for the round metal strip to pass through, and a cotton sleeve sleeved on the outer side of the round metal strip is fixedly arranged in the through hole.

Preferably, the both ends of second dwang and towards the first electro-magnet of fixedly connected with on the outer wall of one side of first dwang, fixedly connected with and the second electro-magnet that first electro-magnet position corresponds on the lateral wall of first dwang, be provided with folding curtain between first dwang and the second dwang, folding curtain respectively with the first dwang and the second dwang fixed connection of both sides.

Compared with the prior art, the utility model provides an integrative ventilation blower of rotatory double fan in opposite direction possesses following beneficial effect:

1. the utility model discloses a bending direction that sets up the impeller on two fans is opposite, when two impellers of drive of two fans rotate with opposite direction, the air-out direction of two impellers is unanimous still, has solved the air current interference between impeller and the double fan because space compactness brings, has improved the whole energy efficiency of fan system, has reduced the phenomenon of air current detention, swirl between the fan, has reduced the noise;

2. the utility model discloses a motor drives first bevel gear and rotates, by the meshing relation of first bevel gear and second bevel gear, the meshing relation of first gear and second gear, the meshing relation of second gear and rotating ring annular flank of tooth, it rotates to drive circular metal strip, and circular metal strip and driven axostylus axostyle direction of rotation are opposite, driven axostylus axostyle rotates and can drive first rotation pole to rotate, first electro-magnet and second electro-magnet produce magnetic force make both adsorb fixedly, the second dwang rotates along with first dwang synchronization, and then make the fixed block counter-rotate for circular metal strip, clean circular metal strip by the cotton-padded covering, can accomplish the clearance to circular metal strip fast through motor just reversing, improve cleaning effect and work efficiency;

3. the utility model discloses a start motor under the outage state of first electro-magnet and second electro-magnet because the frictional force of cotton cover and circular metal strip is under for the second dwang is fixed motionless, and first dwang continues to rotate, and then makes the folding curtain rotatory open, blocks the air intake seal, can not use the messenger for a long time and close the air intake, prevents that external dust from getting into, plays the guard action to equipment.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:

fig. 1 is a schematic view of a front view structure of a double-fan integrated ventilator rotating in the opposite direction according to the present invention;

fig. 2 is a schematic view of a rear view section structure of a double-fan integrated ventilator rotating in the opposite direction provided by the present invention;

fig. 3 is a schematic side view of a cross-sectional structure of the rotating ring according to the present invention;

fig. 4 is a schematic front view of the driving mechanism of the present invention;

fig. 5 is an enlarged schematic structural view of a point a in fig. 3 according to the present invention;

in the figure: 1. a ventilator housing; 2. an impeller; 3. a fan; 4. a protective housing; 5. a transmission mechanism; 6. a dust filtration assembly; 7. a drive mechanism; 8. a support plate; 9. a wiping mechanism; 51. a second gear; 52. a rotating ring; 53. fixing a bracket; 61. a limit connecting rod; 62. a circular metal strip; 63. a sleeve; 71. mounting a plate; 72. a motor; 73. a first bevel gear; 74. a driven shaft lever; 75. a second bevel gear; 76. a first gear; 91. a first rotating lever; 92. a folding curtain; 93. a second rotating lever; 94. a fixed block; 95. cotton sleeves; 96. a first electromagnet; 97. a second electromagnet.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides an integrative ventilation blower of two fans of counter-rotation, includes ventilator case 1 and fixes the protective housing 4 on ventilator case 1 both sides inner wall, and the inboard fixed mounting of protective housing 4 has fan 3, and the output of fan 3 is connected with impeller 2, and the crooked opposite direction of two impeller 2 is opposite, when two impeller 2 of drive of two fan 3 rotated with opposite direction, the air-out direction of two impeller 2 was unanimous still.

It should be noted that one side of ventilator case 1 is equipped with the air intake, and installs dirt-proof dirt subassembly 6 of straining in air intake department, and dirt subassembly 6 of straining includes sleeve pipe 63, and the three evenly distributed's of the lateral wall fixedly connected with limit connection pole 61 of sleeve pipe 63 is provided with the circular metal strip 62 of a plurality of centre of a circle coincidence and equidistance distribution on the limit connection pole 61, plays debris among the filtered air, and protection impeller 2 does not receive the harm, plays dustproof effect simultaneously.

It should be noted that, a supporting plate 8 is fixedly connected to the inner wall of the bottom of the ventilator case 1, a driving mechanism 7 is installed on the supporting plate 8, the driving mechanism 7 includes an installation plate 71, the installation plate 71 is fixed to the outer side wall of the supporting plate 8, a motor 72 is fixedly installed on the upper surface of the installation plate 71, an output end of the motor 72 is fixedly connected to a first bevel gear 73, the upper end of the supporting plate 8 is rotatably connected to a driven shaft 74, a sleeve 63 is sleeved on the outer side of the driven shaft 74 and rotatably connected to the driven shaft 74, one end of the driven shaft 74 is fixedly connected to a second bevel gear 75, the second bevel gear 75 is engaged with the first bevel gear 73, the other end of the driven shaft 74 is fixedly connected to a first gear 76, when the motor 72 is operated, the first bevel gear 73 is driven to rotate, and the driven shaft 74 is rotated by the meshing relationship between the first bevel gear 73 and the second bevel gear 75.

It is to be proposed that the driving mechanism 7 drives the dust filtering assembly 6 to rotate through the transmission mechanism 5, the transmission mechanism 5 includes a fixed bracket 53, the top end of the fixed bracket 53 is fixedly connected with the inner wall of the ventilator case 1, the bottom end of the fixed bracket 53 is rotatably connected with a second gear 51, the second gear 51 is engaged with a first gear 76, the inner side of the ventilator case 1 is rotatably connected with a rotating ring 52, the inner side of the rotating ring 52 is provided with an annular tooth surface, the second gear 51 is engaged with the annular tooth surface of the rotating ring 52, the outer end of the limit connecting rod 61 is fixedly connected with the second gear 51, when the driven shaft 74 rotates, the first gear 76 at one end can be driven to rotate, the second gear 51 rotates through the engaging relationship between the first gear 76 and the second gear 51, the rotating ring 52 is driven to rotate inside the ventilator case 1 by the engaging relationship between the second gear 51 and the annular tooth surface of the rotating ring 52, thereby enabling the round metal strips 62 on the limit connecting rods 61 to rotate synchronously and in the opposite direction to the rotation direction of the driven shaft 74.

It is worth understanding that the inboard of ventilator shell 1 is provided with the wiper mechanism 9 that is used for driving reverse rotation under the synchronous of actuating mechanism 7 and clears up dirt filtrating subassembly 6, wiper mechanism 9 includes three first dwang 91, three first dwang 91 evenly distributed is in the outside of driven axostylus axostyle 74, the inboard one end of three first dwang 91 all with driven axostylus axostyle 74 fixed connection, the offside of first dwang 91 is provided with second dwang 93, fixedly connected with and the fixed block 94 that circular metal strip 62 position corresponds on the lateral wall of second dwang 93, the perforation that is used for circular metal strip 62 to pass is offered to the one end of fixed block 94, fixedly be provided with the cotton cover 95 of establishing in the circular metal strip 62 outside in the perforation, when driven axostylus axostyle 74 rotates, can drive first dwang 91 and rotate.

Further, when the first electromagnet 96 is fixedly connected to the outer wall of one side of the second rotating rod 93 facing the first rotating rod 91, the second electromagnet 97 corresponding to the first electromagnet 96 is fixedly connected to the side wall of the first rotating rod 91, the folding curtain 92 is disposed between the first rotating rod 91 and the second rotating rod 93, the folding curtain 92 is in a fan-shaped structure and can be folded or unfolded, the folding curtain 92 is respectively and fixedly connected to the first rotating rod 91 and the second rotating rod 93 at two sides, and the first rotating rod 91 and the second rotating rod 93 are fixed by the first electromagnet 96 and the second electromagnet 97, after the driven shaft 74 rotates, the first rotating rod 91 and the second rotating rod 93 can rotate synchronously, so that the fixing block 94 rotates reversely relative to the round metal strip 62, the round metal strip 62 is wiped by the cotton sleeve 95, and when the magnetic force of the first electromagnet 96 and the second electromagnet 97 disappears, due to the friction force between the cotton sleeve 95 and the circular metal strip 62, the second rotating rod 93 is fixed, the first rotating rod 91 continues to rotate, the folding curtain 92 rotates to be opened, the air inlet is sealed, and external dust is prevented from entering the air inlet.

The utility model discloses a theory of operation and use flow are as follows: when the air purifier is used, the two fans 3 are simultaneously started, and because the bending directions of the two impellers 2 are opposite, when the two impellers 2 are driven by the two fans 3 to rotate in opposite directions, the air outlet directions of the two impellers 2 are consistent, so that air flows generated by the two impellers 2 cannot interfere with each other, and impurities such as dust in the air are filtered through the circular metal strip 62 at the air inlet;

when the circular metal strips 62 need to be cleaned, the openable motor 72 drives the first bevel gear 73 to rotate when working, the driven shaft lever 74 is driven to rotate by the meshing relationship between the first bevel gear 73 and the second bevel gear 75, the first gear 76 at one end can be driven to rotate, the second gear 51 is driven to rotate by the meshing relationship between the first gear 76 and the second gear 51, the rotating ring 52 is driven to rotate on the inner side of the ventilator shell 1 by the meshing relationship between the second gear 51 and the annular tooth surface of the rotating ring 52, and the circular metal strips 62 on the limiting connecting rod 61 rotate synchronously and are opposite to the rotating direction when the driven shaft lever 74 rotates;

meanwhile, the driven shaft lever 74 rotates to drive the first rotating lever 91 to rotate, in the process, the first electromagnet 96 and the second electromagnet 97 are in an electrified state, and then magnetic force is generated to enable the first electromagnet and the second electromagnet to be adsorbed and fixed, the second rotating lever 93 rotates synchronously with the first rotating lever 91, so that the fixed block 94 rotates reversely relative to the circular metal strip 62, and the cotton sleeve 95 wipes the circular metal strip 62;

when the first rotating rod 91 rotates from the limit connecting rod 61 to the adjacent limit connecting rod 61, the motor 72 stops and starts to rotate reversely, so as to drive the cotton sleeve 95 to wipe the round metal strip 62 again;

when not using for a long time, can open motor 72 with first electro-magnet 96 and second electro-magnet 97 under the outage state, because under the frictional force effect of cotton cover 95 and circular metal strip 62 for second dwang 93 is fixed motionless, and first dwang 91 continues to rotate, and then makes folding curtain 92 rotatory open, blocks the air intake seal, can prevent that external dust from getting into, plays the guard action to equipment.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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 an integrative ventilation blower of two fans of opposite direction rotation, includes fan casing (1) and fixes protecting housing (4) on fan casing (1) both sides inner wall, the inboard fixed mounting of protecting housing (4) has fan (3), the output of fan (3) is connected with impeller (2), its characterized in that: one side of fan casing (1) is equipped with the air intake, and installs dirt subassembly (6) of dirt-proof straining in air intake department, fixedly connected with backup pad (8) on the bottom inner wall of fan casing (1), install actuating mechanism (7) on backup pad (8), actuating mechanism (7) order about through drive mechanism (5) strain dirt subassembly (6) and rotate, the inboard of fan casing (1) is provided with and is used for ordering about down reverse rotation in the synchronization of actuating mechanism (7) and carries out cleaning mechanism (9) of clearing up strain dirt subassembly (6).

2. The twin fan integrated ventilator of claim 1 with counter-rotation, wherein: the dust filtering component (6) comprises a sleeve (63), the outer side wall of the sleeve (63) is fixedly connected with three evenly distributed limiting connecting rods (61), and a plurality of circular metal strips (62) which are overlapped in circle center and distributed at equal intervals are arranged on the limiting connecting rods (61).

3. The double fan integrated ventilator in reverse rotation according to claim 2, wherein: the driving mechanism (7) comprises a mounting plate (71), the mounting plate (71) is fixed on the outer side wall of the supporting plate (8), a motor (72) is fixedly mounted on the upper surface of the mounting plate (71), a first bevel gear (73) is fixedly connected with the output end of the motor (72), a driven shaft lever (74) is rotatably connected to the upper end of the supporting plate (8), the sleeve (63) is sleeved on the outer side of the driven shaft lever (74) and rotatably connected with the driven shaft lever (74), a second bevel gear (75) is fixedly connected to one end of the driven shaft lever (74), the second bevel gear (75) is meshed with the first bevel gear (73), and a first gear (76) is fixedly connected to the other end of the driven shaft lever (74).

4. A counter-rotating dual fan integrated ventilator as claimed in claim 3, wherein: drive mechanism (5) are including fixed bolster (53), the top of fixed bolster (53) and the inner wall fixed connection of ventilator case (1), the bottom of fixed bolster (53) is rotated and is connected with second gear (51), second gear (51) mesh with first gear (76) mutually, the inboard rotation of ventilator case (1) is connected with swivel becket (52), the medial surface of swivel becket (52) is equipped with the annular flank of tooth, the annular flank of second gear (51) and swivel becket (52) meshes mutually, the outside end and second gear (51) fixed connection of spacing connecting rod (61).

5. The double fan integrated ventilator in reverse rotation according to claim 3, wherein: wiping mechanism (9) is including three first dwang (91), three first dwang (91) evenly distributed is in the outside of driven shaft pole (74), and is three the inboard one end of first dwang (91) all with driven shaft pole (74) fixed connection, the offside of first dwang (91) is provided with second dwang (93), fixed block (94) that fixedly connected with and circular metal strip (62) position correspond on the lateral wall of second dwang (93).

6. The double fan integrated ventilator in reverse rotation according to claim 5, wherein: the one end of fixed block (94) is seted up and is used for circular metal strip (62) to pass the perforation, fixedly in the perforation be provided with the cover establish cotton cover (95) in circular metal strip (62) outside.

7. The twin fan integrated ventilator of claim 5 in which: the utility model discloses a folding curtain, including first dwang (91) and second dwang (93), the both ends of second dwang (93) and towards first electro-magnet (96) of fixedly connected with on the outer wall of one side of first dwang (91), second electro-magnet (97) that fixedly connected with and first electro-magnet (96) position correspond on the lateral wall of first dwang (91), be provided with folding curtain (92) between first dwang (91) and second dwang (93), folding curtain (92) respectively with first dwang (91) and second dwang (93) fixed connection of both sides.