CN209195787U - A kind of enhanced centrifugal fan of double drive - Google Patents

Abstract

The utility model discloses a kind of enhanced centrifugal fans of double drive, belong to centrifugal fan field, the enhanced centrifugal fan of double drive includes casing, the branch partition of casing internal is set, left impeller sets and right impeller sets, left impeller sets and lobus dexter wheel group are located at the two sides of branch partition, left impeller sets include lobus sinister wheel, the left motor being fixed on casing, the left rotary shaft of left motor is connected with lobus sinister wheel, left rotary shaft with the side of branch partition is connected through lobus sinister wheel and by left bearing, right impeller sets include lobus dexter wheel, the right motor being fixed on casing, the right spindle of right motor is connected with lobus dexter wheel, right spindle with the other side of branch partition is connected through lobus dexter wheel and by right bearing.The enhanced centrifugal fan of double drive disclosed by the utility model, the gas flow and wind pressure being discharged are larger, and flow and wind pressure are adjustable, and run stability is high.

Description

A kind of enhanced centrifugal fan of double drive

Technical field

The utility model relates to centrifugal fan field more particularly to a kind of enhanced centrifugal fans of double drive.

Background technique

Centrifugal fan is mainly made of impeller, motor and casing, and the impeller of small ventilator is directly installed in motor On, in, large ventilator coupled by shaft coupling or belt pulley with motor.Power is transmitted fan leaf by axis by motor Wheel, impeller rotation give air energy transmission, and air generates centrifugal force under the action of rotation, and air prolongs the blade of draught fan impeller It is spread to surrounding, to make blower that gas be discharged.

Centrifugal fan is generally single sided entry, and using single-stage impeller, the wind flow of discharge is smaller, and the wind of wind be discharged It presses smaller, it is difficult to which satisfaction uses under air quantity and the biggish situation of the equal demand of wind pressure.

Utility model content

For overcome the deficiencies in the prior art, the technical problem to be solved by the utility model is to propose a kind of double drive Enhanced centrifugal fan, the gas flow and wind pressure being discharged are larger, and flow and wind pressure are adjustable, run stability It is high.

The technical scheme adopted by the utility model is

The enhanced centrifugal fan of a kind of double drive provided by the utility model, including casing, the inside of the casing are set Branch partition, left impeller sets and right impeller sets are equipped with, the left impeller sets and the lobus dexter wheel group are located at the branch partition Two sides, the left impeller sets include lobus sinister wheel, fixed left motor on the housing, the left rotary shaft of the left motor and institute Lobus sinister wheel to be stated to be connected, the left rotary shaft with the side of the branch partition is connected through the lobus sinister wheel and by left bearing, The right impeller sets include lobus dexter wheel, fixed right motor on the housing, the right spindle and the lobus dexter of the right motor Wheel is connected, and the right spindle with the other side of the branch partition is connected through the lobus dexter wheel and by right bearing.

As the further improvement of this programme, the lobus sinister wheel includes left hat plate, the left company set on the left hat plate side Several lobus sinister pieces for connecing ring, being connected between the left hat plate and the left connection ring, the left motor are located at the lobus sinister The inside of wheel, the left rotary shaft run through the left hat plate.

As the further improvement of this programme, fixing sleeve is equipped with left connecting flange, the left connection method in the left rotary shaft Orchid is connected by bolt with the left hat plate, and the side of the left hat plate is provided with several left pillars, the left connection method Several left through-holes compatible with left pillar described in several respectively are offered on orchid, several described left pillars are located at In several described left through-holes.

As the further improvement of this programme, the side of the casing offers left air inlet, and the left motor is located at institute It states in left air inlet, the bottom of the left motor is fixed with left supported plate, and the bottom of the left supported plate is fixed with left branching rod, the left side Supporting plate and the left branching rod are respectively positioned on the outside of the casing, and the left mounting groove of strip is offered on the left branching rod, described Left bolt is provided in left mounting groove, the left branching rod is connected by the left bolt with the shell wall of the casing.

As the further improvement of this programme, the lobus dexter wheel includes right hat plate, the right company set on the right hat plate side Several lobus dexter pieces for connecing ring, being connected between the right hat plate and the right connection ring, the right motor are located at the lobus dexter The inside of wheel, the right spindle run through the right hat plate.

As the further improvement of this programme, fixing sleeve is equipped with right connecting flange, the right connection method on the right spindle Orchid is connected by bolt with the right hat plate, and the side of the right hat plate is provided with several right pillars, the right connection method Several right through-holes compatible with right pillar described in several respectively are offered on orchid, several described right pillars are located at In several described right through-holes.

As the further improvement of this programme, the side of the casing offers right air inlet, and the right motor is located at institute It states in right air inlet, the bottom of the right motor is fixed with right supported plate, and the bottom of the right supported plate is fixed with right strut, the right side Supporting plate and the right strut are respectively positioned on the outside of the casing, and the right mounting groove of strip is offered on the right strut, described Right bolt is provided in right mounting groove, the right strut is connected by the right bolt with the shell wall of the casing.

As the further improvement of this programme, the axis perpendicular of the branch partition and the casing, the branch partition, institute It states lobus sinister wheel and the lobus dexter wheel is respectively positioned on same axis.

As the further improvement of this programme, the branch partition is circular slab, the outer of the branch partition and the casing Inner wall be connected.

As the further improvement of this programme, the inside of the casing is separated into left air compartment and right wind by the branch partition Room, the left impeller sets are located in the left air compartment, and the right impeller sets are located in the right air compartment, and one end of the casing is set It is equipped with discharge pipe, the left air compartment and the right air compartment are connected with the discharge pipe.

Compared with prior art, the utility model has the beneficial effects that

Casing is separated by the enhanced centrifugal fan of a kind of double drive provided by the utility model by setting branch partition Two spaces, and left impeller sets and right impeller sets are respectively set in the two sides of branch partition, rotated by left motor driven lobus sinister wheel, The rotation of right motor driven lobus dexter wheel, works at the same time lobus sinister wheel and lobus dexter wheel, enters the wind simultaneously from casing two sides, can effectively increase into Wind flow, and Dual-motors Driving, driving force is bigger, after centrifugation lobus sinister wheel generate wind and lobus dexter wheel generate wind summarize after from Same air outlet discharge, can not only guarantee biggish air-out flow, but also have biggish wind pressure, the setting of branch partition can prevent double Side air inlet interferes with each other, and guarantees the relatively independent of lobus sinister wheel and lobus dexter wheel rotating centrifugal, ensures that wind pressure when outlet air, and By the left rotary shaft and right spindle of branch membrane support two sides, the run stability of left motor and right motor can be improved, to improve The rotational stabilization of lobus sinister wheel and lobus dexter wheel reduces noise, and one impeller of a motor driven, can select left electricity according to actual needs Machine and right motor work at the same time or only single motor works, and realize the adjusting to wind flow and wind pressure size.

Detailed description of the invention

Fig. 1 is a kind of internal junction of the enhanced centrifugal fan of double drive provided in specific embodiment of the present invention Structure schematic diagram；

Fig. 2 is a kind of main view knot of the enhanced centrifugal fan of double drive provided in specific embodiment of the present invention Structure schematic diagram；

Fig. 3 is a kind of left view knot of the enhanced centrifugal fan of double drive provided in specific embodiment of the present invention Structure schematic diagram.

In figure:

1, casing；11, branch partition；2, left impeller sets；3, right impeller sets；21, lobus sinister wheel；22, left motor；23, left rotary shaft； 24, left bearing；31, lobus dexter wheel；32, right motor；33, right spindle；34, right bearing；210, left hat plate；211, left connection ring； 212, lobus sinister piece；25, left connecting flange；213, left pillar；250, Zuo Tongkong；12, left air inlet；26, left supported plate；27, left branch Bar；270, left mounting groove；271, left bolt；310, right hat plate；311, right connection ring；312, lobus dexter piece；35, right connecting flange； 313, right pillar；350, right through-hole；13, right air inlet；36, right supported plate；37, right strut；370, right mounting groove；371, right spiral shell Bolt；14, left air compartment；15, right air compartment；4, discharge pipe.

Specific embodiment

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art and technical solution are briefly described, it should be apparent that, it is described below Attached drawing be only some embodiments of the utility model, for those of ordinary skill in the art, do not paying creativeness Under the premise of labour, it can also be obtained according to these attached drawings other attached drawings.

The present invention will be further described with reference to the accompanying drawing.

As depicted in figs. 1 and 2, the enhanced centrifugal fan of a kind of double drive provided in this embodiment, including casing 1, machine Shell 1 is internally provided with branch partition 11, left impeller sets 2 and right impeller sets 3, and left impeller sets 2 and right impeller sets 3 are located at branch The two sides of partition 11, left impeller sets 2 include lobus sinister wheel 21, the left motor 22 being fixed on casing 1, the left rotary shaft 23 of left motor 22 It is connected with lobus sinister wheel 21, left rotary shaft 23 with the side of branch partition 11 is connected through lobus sinister wheel 21 and by left bearing 24, right Impeller sets 3 include lobus dexter wheel 31, the right motor 32 being fixed on casing 1, and the right spindle 33 of right motor 32 is connected with lobus dexter wheel 31 It connects, right spindle 33 with the other side of branch partition 11 is connected through lobus dexter wheel 31 and by right bearing 34, branch partition 11 and casing 1 Axis perpendicular, branch partition 11, lobus sinister wheel 21 and lobus dexter wheel 31 are respectively positioned on same axis.Pass through the left rotary shaft of left motor 22 23 rotations, drive lobus sinister wheel 21 to rotate, and lobus sinister wheel 21 rotates the air energy transmission to 11 left side of branch partition, in the work of rotation Centrifugal force is generated with lower air, the blade that air prolongs lobus sinister wheel 21 is spread to surrounding, it is rotated by the right spindle 33 of right motor 32, Lobus dexter wheel 31 is driven to rotate, lobus dexter wheel 31 rotates the air energy transmission to 11 right side of branch partition, empty under the action of rotation Gas generates centrifugal force, and the blade that air prolongs lobus dexter wheel 31 is spread to surrounding, by working while lobus sinister wheel 21 and lobus dexter wheel 31, The two sides of casing 1 are entered the wind simultaneously, effectively increase air inlet flow, 11 two sides of branch partition air through lobus sinister wheel 21 and lobus dexter wheel 31 Summarize discharge after rotating centrifugal again, effectively improves the wind pressure of outlet air, thus realize that the flow of discharge gas and wind pressure are larger, it can Satisfaction uses under conditions of more demanding wind flow and wind pressure, and single impeller guarantees single impeller by single motor driven The speed and stabilization of rotation, and left motor 22 and right motor 32 may be selected while driving or only single motor driven is realized to going out When the adjusting of wind flow and wind pressure, left motor 22 and right motor 32 drive simultaneously, effectively increases driving force, guarantee the wind of outlet air Pressure.Left rotary shaft 23 is connected to the side of branch partition 11 by left bearing 24, and right spindle 33 is connected to branch partition by right bearing 34 Stability when left rotary shaft 23 and the rotation of right spindle 33 can be improved in 11 other side, guarantees that lobus sinister wheel 21 and lobus dexter wheel 31 are stablized Ground-to-air gas carries out rotating centrifugal, and can effectively reduce because impeller rotation it is unstable caused by noise, it is enhanced to extend double drive The service life of centrifugal fan.

To guarantee that stablizing for lobus sinister wheel 21 rotates, further, lobus sinister wheel 21 includes left hat plate 210, is set to left hat plate 210 The left connection ring 211 of side, several lobus sinister pieces 212 being connected between left hat plate 210 and left connection ring 211, left motor 22 Positioned at the inside of lobus sinister wheel 21, left rotary shaft 23 runs through left hat plate 210, and fixing sleeve is equipped with left connecting flange 25 in left rotary shaft 23, left Connecting flange 25 is connected by bolt with left hat plate 210, left hat plate 210 between left connecting flange 25 and branch partition 11, By the setting of left connecting flange 25, convenient for being stably connected with for lobus sinister wheel 21 and left rotary shaft 23, the rotation of lobus sinister wheel 21 can be improved Stability, and it is easy to the connection and disassembly of lobus sinister wheel 21 Yu left rotary shaft 23, further, if the side of left hat plate 210 is provided with A left pillar 213 is done, offers several left through-holes compatible with several left pillars 213 respectively on left connecting flange 25 250, several left pillars 213 are located in several left through-holes 250, can be convenient for left connecting flange 25 and left hat plate 210 Connection positioning, is easily installed, and by the cooperation of left pillar 213 and left through-hole 250, can prevent left connecting flange 25 and left hat plate Relative rotation between 210 enhances the stable connection of left connecting flange 25 with left hat plate 210, to guarantee lobus sinister wheel 21 Stablize rotation.

For convenient for the installation connection between left motor 22 and casing 1, further, the side of casing 1 offers left air inlet Mouth 12, left motor 22 is located in left air inlet 12, and when the left rotary shaft 23 of left motor 22 drives lobus sinister wheel 21 to rotate, air is by a left side Air inlet 12 enters the inside of lobus sinister wheel 21, and the bottom of left motor 22 is fixed with left supported plate 26, and the bottom of left supported plate 26 is fixed with Left branching rod 27, the quantity of left branching rod 27 are two, are symmetricly set on the two sides of the bottom of left supported plate 26, left supported plate 26 and left branching rod 27 It is respectively positioned on the outside of casing 1, the left mounting groove 270 of strip is offered on left branching rod 27, is provided with left spiral shell in left mounting groove 270 Bolt 271, left branching rod 27 are connected by left bolt 271 with the shell wall of casing 1, can be convenient and be firmly mounted on left motor 22 On casing 1, and by the setting of left mounting groove 270, it is convenient for up and down adjustment left branching rod 27 and left supported plate 26, to adjust left motor 22 mounting height.The top of left motor 22 is connected on the shell wall of casing 1 also by fixed strut, further increases left motor 22 installation stability, and reduce noise caused by vibration.

To guarantee that stablizing for lobus dexter wheel 31 rotates, further, lobus dexter wheel 31 includes right hat plate 310, is set to right hat plate 310 The right connection ring 311 of side, several lobus dexter pieces 312 being connected between right hat plate 310 and right connection ring 311, right motor 32 Positioned at the inside of lobus dexter wheel 31, right spindle 33 runs through right hat plate 310, and fixing sleeve is equipped with right connecting flange 35 on right spindle 33, right Connecting flange 35 is connected by bolt with right hat plate 310, right hat plate 310 between right connecting flange 35 and branch partition 11, It by the setting of right connecting flange 35, can make to be stably connected between lobus dexter wheel 31 and right spindle 33, the rotation of lobus dexter wheel 31 can be improved When stability, it is right hat plate 310 side be provided with several right pillars 313, if offered on right connecting flange 35 respectively with Dry several compatible right through-holes 350 of right pillar 313, several right pillars 313 are located at several right through-holes 350 In, it can position, be easily installed, and pass through right pillar 313 and right through-hole convenient for the connection of right connecting flange 35 and right hat plate 310 350 cooperation can prevent the relative rotation between right connecting flange 35 and right hat plate 310, enhance right connecting flange 35 and right hat The stable connection of plate 310, to guarantee that stablizing for lobus dexter wheel 31 rotates.

For convenient for the installation connection between right motor 32 and casing 1, further, the side of casing 1 offers right air inlet Mouth 13, right motor 32 is located in right air inlet 13, and when the right spindle 33 of right motor 32 drives lobus dexter wheel 31 to rotate, air is by the right side Air inlet 13 enters the inside of lobus dexter wheel 31, and the bottom of right motor 32 is fixed with right supported plate 36, and the bottom of right supported plate 36 is fixed with Right strut 37, the quantity of right strut 37 are two, are symmetricly set on the two sides of the bottom of right supported plate 36, right supported plate 36 and right strut 37 It is respectively positioned on the outside of casing 1, the right mounting groove 370 of strip is offered on right strut 37, is provided with right spiral shell in right mounting groove 370 Bolt 371, right strut 37 are connected by right bolt 371 with the shell wall of casing 1, can be convenient and be firmly mounted on right motor 32 On casing 1, and by the setting of right mounting groove 370, it is convenient for the right strut 37 of up and down adjustment and right supported plate 36, to adjust right motor 32 mounting height.The top of right motor 32 is connected on the shell wall of casing 1 also by fixed strut, further increases right motor 32 installation stability, and reduce noise caused by vibration.

For the air draft convenient for the enhanced centrifugal fan of double drive, further, branch partition 11 is circular slab, branch partition 11 Middle part be connected with the outer of lower part with the inner wall of casing 1, branch partition 11 is located at the middle part of casing 1, and branch partition 11 is by casing 1 Inside be separated into left air compartment 14 and right air compartment 15, left impeller sets 2 are located in left air compartment 14, and right impeller sets 3 are located at right air compartment 15 In, the top of casing 1 is provided with discharge pipe 4, and left air compartment 14 and right air compartment 15 are connected with discharge pipe 4, and branch partition 11 welds On the inner wall of casing 1, the middle part of casing 1 and lower spaced-apart are prevented lobus sinister wheel 21 and lobus dexter wheel 31 from rotating by branch partition 11 When, 1 two sides of casing are entered the wind simultaneously and are interfered with each other, make lobus sinister wheel 21 and lobus dexter wheel 31 can relatively independent ground-to-air gas rotated Centrifugation, the top of casing 1 are the junction with discharge pipe 4, and the air after 31 rotating centrifugal of lobus sinister wheel 21 and lobus dexter wheel is herein After place collects while entering in discharge pipe 4 and discharge of converging, it is ensured that the wind pressure of outlet air.

Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to In this, any change or replacement expected without creative work be should be covered within the scope of the utility model. Therefore, the protection scope of the utility model should be determined by the scope of protection defined in the claims.

Claims (10)

1. a kind of enhanced centrifugal fan of double drive, including casing (1), it is characterised in that:

The casing (1) is internally provided with branch partition (11), left impeller sets (2) and right impeller sets (3)；The left impeller sets (2) and the right impeller sets (3) are located at the two sides of the branch partition (11)；

The left impeller sets (2) include lobus sinister wheel (21), the left motor (22) being fixed on the casing (1)；The left motor (22) left rotary shaft (23) is connected with the lobus sinister wheel (21), and the left rotary shaft (23) is through the lobus sinister wheel (21) and passes through Left bearing (24) is connected with the side of the branch partition (11)；

The right impeller sets (3) include lobus dexter wheel (31), the right motor (32) being fixed on the casing (1)；The right motor (32) right spindle (33) is connected with the lobus dexter wheel (31), and the right spindle (33) is through the lobus dexter wheel (31) and passes through Right bearing (34) is connected with the other side of the branch partition (11).

2. the enhanced centrifugal fan of a kind of double drive according to claim 1, it is characterised in that:

The lobus sinister wheel (21) includes left hat plate (210), the left connection ring (211) for being set to described left hat plate (210) side, connection Several lobus sinister pieces (212) between left hat plate (210) and the left connection ring (211)；

The left motor (22) is located at the inside of the lobus sinister wheel (21)；

The left rotary shaft (23) runs through the left hat plate (210).

3. the enhanced centrifugal fan of a kind of double drive according to claim 2, it is characterised in that:

On the left rotary shaft (23) fixing sleeve be equipped with left connecting flange (25), the left connecting flange (25) by bolt with it is described Left hat plate (210) is connected；

The side of left hat plate (210) is provided with several left pillars (213)；

Several compatible left through-holes with left pillar (213) described in several respectively are offered on the left connecting flange (25) (250)；

Several described left pillars (213) are located in several described left through-holes (250).

4. the enhanced centrifugal fan of a kind of double drive according to claim 1, it is characterised in that:

The side of the casing (1) offers left air inlet (12), and the left motor (22) is located in the left air inlet (12)；

The bottom of the left motor (22) is fixed with left supported plate (26), and the bottom of the left supported plate (26) is fixed with left branching rod (27)；The left supported plate (26) and the left branching rod (27) are respectively positioned on the outside of the casing (1)；

The left mounting groove (270) of strip is offered on the left branching rod (27), is provided with left spiral shell in the left mounting groove (270) Bolt (271)；The left branching rod (27) is connected by the left bolt (271) with the shell wall of the casing (1).

5. the enhanced centrifugal fan of a kind of double drive according to claim 1, it is characterised in that:

The lobus dexter wheel (31) includes right hat plate (310), the right connection ring (311) for being set to described right hat plate (310) side, connection Several lobus dexter pieces (312) between right hat plate (310) and the right connection ring (311)；

The right motor (32) is located at the inside of the lobus dexter wheel (31)；

The right spindle (33) runs through the right hat plate (310).

6. the enhanced centrifugal fan of a kind of double drive according to claim 5, it is characterised in that:

On the right spindle (33) fixing sleeve be equipped with right connecting flange (35), the right connecting flange (35) by bolt with it is described Right hat plate (310) is connected；

The side of right hat plate (310) is provided with several right pillars (313)；

Several compatible right through-holes with right pillar (313) described in several respectively are offered on the right connecting flange (35) (350)；

Several described right pillars (313) are located in several described right through-holes (350).

7. the enhanced centrifugal fan of a kind of double drive according to claim 1, it is characterised in that:

The side of the casing (1) offers right air inlet (13), and the right motor (32) is located in the right air inlet (13)；

The bottom of the right motor (32) is fixed with right supported plate (36), and the bottom of the right supported plate (36) is fixed with right strut (37)；The right supported plate (36) and the right strut (37) are respectively positioned on the outside of the casing (1)；

The right mounting groove (370) of strip is offered on the right strut (37), is provided with right spiral shell in the right mounting groove (370) Bolt (371)；The right strut (37) is connected by the right bolt (371) with the shell wall of the casing (1).

8. the enhanced centrifugal fan of a kind of double drive according to claim 1, it is characterised in that:

The axis perpendicular of the branch partition (11) and the casing (1)；

The branch partition (11), the lobus sinister wheel (21) and the lobus dexter wheel (31) are respectively positioned on same axis.

9. the enhanced centrifugal fan of a kind of double drive according to claim 1, it is characterised in that:

The branch partition (11) is circular slab；

The outer of the branch partition (11) is connected with the inner wall of the casing (1).

10. the enhanced centrifugal fan of a kind of double drive according to claim 1, it is characterised in that:

The inside of the casing (1) is separated into left air compartment (14) and right air compartment (15) by the branch partition (11)；

The left impeller sets (2) are located in the left air compartment (14)；

The right impeller sets (3) are located in the right air compartment (15)；

One end of the casing (1) is provided with discharge pipe (4)；

The left air compartment (14) and the right air compartment (15) are connected with the discharge pipe (4).