CN207145290U - A kind of axial flow type pipe blower fan - Google Patents
A kind of axial flow type pipe blower fan Download PDFInfo
- Publication number
- CN207145290U CN207145290U CN201721175354.5U CN201721175354U CN207145290U CN 207145290 U CN207145290 U CN 207145290U CN 201721175354 U CN201721175354 U CN 201721175354U CN 207145290 U CN207145290 U CN 207145290U
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- motor
- air duct
- mounting plate
- plate
- blower fan
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Abstract
The utility model discloses a kind of axial flow type pipe blower fan, including tubulose air duct, axially arranged there is one piece of motor mounting plate perpendicular to its in air duct, the both sides of the motor mounting plate are connected with along the axially extending gusset plate of air duct, the one end of two gusset plates away from motor mounting plate is connected by one piece of end plate, the motor mounting plate, gusset plate and end plate together constitute a closed motor installation cavity, positioned at the both sides of motor installation cavity, form ventilation air duct, heat-preservation cotton is equipped with the madial wall or lateral wall of the motor installation cavity, motor is provided with the motor installation cavity, the motor is fixedly connected on motor mounting plate, the output shaft of motor passes through motor mounting plate and heat-preservation cotton, stretch out outside motor installation cavity, in air duct, it is and coaxial with the axis of air duct, the output shaft end is fixedly connected with impeller.Axial flow type pipe blower fan of the present utility model, motor do not contact directly with high-temperature gas, it is ensured that motor is safe to use in hot environment.
Description
Technical field
The utility model belongs to ventilation equipment technical field, and in particular to a kind of axial flow type pipe blower fan.
Background technology
Axial flow blower is called booster, is a kind of conventional blower fan of industrial and mining enterprises, different from general blower fan,
Its motor and fan blade all (is commonly called as air duct) in a cylinder, and profile is exactly a tubular, for local ventilation, installation side
Just, ventilation positive effect, safety, can be connected to designated area by air duct and be aerated.
Smoke evacuation high-temperature axial flow fan uses belt and water cooling in existing pipeline, and motor directly contact ventilation in air duct is situated between
Matter, but because the use environment of axial flow type pipe blower fan is more severe, especially for use in (temperature reaches in the higher environment of temperature
During to more than 300 DEG C), air duct inside does not have provision for thermal insulation, in long-term use, easily produces thermal cycle, causes motor temperature
Degree constantly rise, motor are easy to break down, and shorten motor service life.
Utility model content
In view of this, in order to achieve the above object, the utility model provides a kind of axial flow type pipe blower fan, it is ensured that motor
It is safe to use in hot environment, improve the service life of motor.
In order to achieve the above object, the utility model uses following technical scheme：
A kind of axial flow type pipe blower fan, including tubulose air duct, air duct one end are air inlet, and the other end is air outlet, air duct
It is interior perpendicular to its it is axially arranged have one piece of motor mounting plate, the both sides of the motor mounting plate are connected with along the axially extending side of air duct
Coaming plate, the one end of two gusset plates away from motor mounting plate are connected by one piece of end plate, the motor mounting plate, gusset plate and
End plate together constitutes a closed motor installation cavity, positioned at the both sides of motor installation cavity, forms ventilation air duct, the wind
A motor installing hole for connecting the motor installation cavity, the madial wall or lateral wall of the motor installation cavity are offered on drum outer wall
On be equipped with heat-preservation cotton, be provided with motor in the motor installation cavity, the motor is fixedly connected on motor mounting plate, motor
Output shaft is stretched out outside motor installation cavity, in air duct through motor mounting plate and the heat-preservation cotton being laid on motor mounting plate
Interior and coaxial with the axis of air duct, the output shaft end is fixedly connected with impeller.Because motor is arranged at motor installation cavity
It is interior, heat-preservation cotton is equipped with the madial wall or lateral wall of motor installation cavity, motor is not direct with the high-temperature gas in ventilation air duct
Contact, and heat-preservation cotton has extraordinary effect of heat insulation, so as to protect motor, it is ensured that use peace of the motor in hot environment
Entirely, the service life of motor is improved.
Preferably, it is additionally provided with one between the motor and motor mounting plate and connects disk, this connects disk including direct with motor
The base of connection, and the multiple connecting plates stretched out from base edge to motor mounting plate, multiple discrete settings of connecting plate
And base surrounding is distributed in, and make to form fixed gap between base and motor mounting plate, on the output shaft in the gap,
A small impeller is fixedly connected with, the connecting plate is fixedly connected with motor mounting plate.The above-mentioned disk that connects has not only acted as support electricity
The effect of machine, and the connection that the distinctive one fixed space of structure design formation of disk facilitates small impeller is connect, caused by small impeller
Wind can cool down motor, further ensure that the safe to use of motor, improve its service life.
It is further preferred that the disk that connects also includes one piece of top plate, the top plate is fixedly connected on multiple connecting plates the bottom of away from
One end of seat, the connecting plate camber, makes gap be fixedly connected into hemispherical space, the top plate with motor mounting plate.
It is further preferred that the material of the small impeller is aluminium.It is in light weight, power consumption can be reduced, plays certain section
Can effect.
Preferably, the tapered opening in the both ends of the air duct, the internal diameter of the air inlet and air outlet are respectively less than air duct
The internal diameter at middle part, the gross area of the ventilation air duct and the air inlet or the area equation of air outlet.Such a design method makes
Must be equal with the air quantity by air inlet/air outlet by the air quantity of ventilation air duct, so as to which air quantity is steady, whole fan operation is put down
Steady safety.
Preferably, the upper and lower ends of the air duct are respectively connected with flange.Facilitate the connection of air duct and external pipe.
Preferably, the air duct is straight tube.
Preferably, it is fixedly connected between the impeller and the output shaft by oblique cone pin.Such a Design Orientation is accurate, again
Convenient dismounting.
Compared with prior art, it is of the present utility model to be beneficial in that：Heat-preservation cotton is equipped with because motor is arranged on
In motor installation cavity, motor does not contact directly with the high-temperature gas in ventilation air duct, and heat-preservation cotton has extraordinary heat-insulated effect
Fruit, so as to protect motor, it is ensured that motor is safe to use in hot environment, extends the service life of motor.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the A-A sectional views in Fig. 1 of the present utility model；
Wherein：Air duct -1, air inlet -2, air outlet -3, motor mounting plate -4, gusset plate -5, end plate -6, motor installation
Chamber -7, ventilation air duct -8, heat-preservation cotton -9, motor -10, output shaft -11, impeller -12 connect disk -13, base -14, connecting plate -15,
Small impeller -16, top plate -17, flange -18, oblique cone pin -19.
Embodiment
The utility model preferred embodiment is described in detail below in conjunction with the accompanying drawings.
Embodiment
Referring to Figures 1 and 2, a kind of axial flow type pipe blower fan, including tubulose air duct 1, the one end of air duct 1 is air inlet 2, another
Hold as air outlet 3, axially arranged have one piece of motor mounting plate 4, the both sides connection of the motor mounting plate 4 perpendicular to its in air duct 1
Have along the axially extending gusset plate 5 of air duct 1, two one end of gusset plate 5 away from motor mounting plate and connected by one piece of end plate 6,
Motor mounting plate 4, gusset plate 5 and end plate 6 together constitute a closed motor installation cavity 7, positioned at motor installation cavity 7
Both sides, form ventilation air duct 8, offer a motor installing hole for connecting the motor installation cavity 7, motor on the outer wall of air duct 1
Heat-preservation cotton 9 is equipped with the madial wall or lateral wall of installation cavity 7, in the present embodiment, heat-preservation cotton 9 is layed in gusset plate 5, rear end
On the madial wall of plate 6, it is layed on the lateral wall of motor mounting plate 4, motor 10 is provided with motor installation cavity 7, the motor 10
It is fixedly connected on motor mounting plate 4, the output shaft 11 of motor 10 through motor mounting plate 4 and is laid on motor mounting plate 4
On heat-preservation cotton 9, stretch out outside motor installation cavity 7, in air duct 1, and, output shaft 11 shaft end coaxial with the axis of air duct 1
Impeller 12 is fixedly connected with, is fixedly connected between impeller 12 and output shaft 11 by oblique cone pin 19, such a Design Orientation is accurate, again
Convenient dismounting.Because motor 10 is arranged in motor installation cavity 7, guarantor is equipped with the madial wall or lateral wall of motor installation cavity 7
Warm cotton 9, motor 10 do not contact directly with the high-temperature gas in ventilation air duct 8, and heat-preservation cotton 9 has extraordinary effect of heat insulation,
So as to protect motor 10, it is ensured that motor 10 is safe to use in hot environment, improves the service life of motor 10.
Further, one is additionally provided between motor 10 and motor mounting plate 4 and connects disk 13, this, which connects disk 13, includes and motor
10 bases 14 being directly connected to, and the multiple connecting plates 15, Duo Gelian stretched out from the edge of base 14 to motor mounting plate 4
Fishplate bar 15 is discrete to be set and is distributed in the surrounding of base 14, is made to form fixed gap between base 14 and motor mounting plate 4, is located at
On output shaft 11 in the gap, a small impeller 16 is fixedly connected with, connecting plate 15 is fixedly connected with motor mounting plate 4.Its
In, connect disk 13 and not only acted as the effect of support motor 10, and connect 13 distinctive structure design of disk and form a fixed space
Facilitating the connection of small impeller 16, wind can cool down motor 10 caused by small impeller 16, further ensure that the safe to use of motor 10,
Improve its service life.The material of small impeller 10 is aluminium, therefore small impeller 10 is in light weight, can reduce power to a certain extent and disappear
Consumption, plays energy-saving effect.
Further, connecing disk 13 also includes one piece of top plate 17, and the top plate 17 is fixedly connected on multiple connecting plates 15 bottom of away from
One end of seat 14, the camber of connecting plate 15, makes gap be fixedly connected into hemispherical space, the top plate 17 with motor mounting plate 4.
In the present embodiment, the tapered opening in both ends of air duct 1, the internal diameter of air inlet 2 and air outlet 3 is respectively less than air duct 1
The internal diameter at middle part, the gross area and air inlet 2 or the area equation of air outlet 3 of ventilation air duct 8.Such a design method to pass through
The air quantity of ventilation air duct 8 is equal with the air quantity by the air outlet 3 of air inlet 2/, and so as to which air quantity is steady, whole fan operation is steady
Safety.
In addition, air duct 1 is straight tube, the upper and lower ends of air duct 1 are respectively connected with flange 18, facilitate air duct 1 and external pipe
Connection.
Operation principle：
Air duct 1 connects external pipe by the flange 18 of its upper and lower ends, the motor for being equipped with heat-preservation cotton 9 in air duct 1
Installation cavity 7 plays heat-blocking action, and for preventing motor 10 from directly being contacted with high-temperature gas, playing protection motor 10 ensures motor 10
Effect safe to use, small impeller 16 can also play a part of cooling down motor 10, further protect motor 10, extend motor 10
Service life.
For above-described embodiment only to illustrate technical concepts and features of the present utility model, its object is to allow be familiar with technique
Personage can understand content of the present utility model and implement according to this, the scope of protection of the utility model can not be limited with this,
All equivalent change or modifications made according to the utility model Spirit Essence, should all cover the scope of protection of the utility model it
It is interior.
Claims (8)
1. a kind of axial flow type pipe blower fan, it is characterised in that including tubulose air duct, air duct one end is air inlet, and the other end is
Air port, in air duct perpendicular to its it is axially arranged have one piece of motor mounting plate, the both sides of the motor mounting plate are connected with along air duct axle
To the gusset plate of extension, the one end of two gusset plates away from motor mounting plate is connected by one piece of end plate, the motor mounting plate,
Gusset plate and end plate together constitute a closed motor installation cavity, positioned at the both sides of motor installation cavity, form ventilation
Air channel, offers a motor installing hole for connecting the motor installation cavity on the air duct outer wall, the motor installation cavity it is interior
Heat-preservation cotton is equipped with side wall or lateral wall, motor is provided with the motor installation cavity, the motor is fixedly connected on motor peace
In loading board, the output shaft of motor stretches out motor installation through motor mounting plate and the heat-preservation cotton being laid on motor mounting plate
Outside chamber, in air duct, and it is coaxial with the axis of air duct, the output shaft end is fixedly connected with impeller.
A kind of 2. axial flow type pipe blower fan according to claim 1, it is characterised in that the motor and motor mounting plate it
Between be additionally provided with one and connect disk, this connects the base that disk includes being directly connected to motor, and pacifies from base edge to motor
Multiple connecting plates that loading board is stretched out, the discrete setting of multiple connecting plates and are distributed in base surrounding, make base and motor mounting plate it
Between form fixed gap, on the output shaft in the gap, be fixedly connected with a small impeller, the connecting plate and motor
Installing plate is fixedly connected.
3. a kind of axial flow type pipe blower fan according to claim 2, it is characterised in that the disk that connects also includes one piece of top
Plate, the top plate are fixedly connected on the one end of multiple connecting plates away from base, the connecting plate camber, make gap empty into hemispherical
Between, the top plate is fixedly connected with motor mounting plate.
4. a kind of axial flow type pipe blower fan according to claim 2, it is characterised in that the material of the small impeller is aluminium.
5. a kind of axial flow type pipe blower fan according to claim 1, it is characterised in that the both ends of the air duct are tapered
Opening, the internal diameter of the air inlet and air outlet are respectively less than the internal diameter in the middle part of air duct, the gross area of the ventilation air duct with it is described
The area equation of air inlet or air outlet.
6. a kind of axial flow type pipe blower fan according to claim 1, it is characterised in that the upper and lower ends of the air duct connect
It is connected to flange.
7. a kind of axial flow type pipe blower fan according to claim 1, it is characterised in that the air duct is straight tube.
A kind of 8. axial flow type pipe blower fan according to claim 1, it is characterised in that：The impeller and the output shaft it
Between be fixedly connected by oblique cone pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721175354.5U CN207145290U (en) | 2017-09-14 | 2017-09-14 | A kind of axial flow type pipe blower fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721175354.5U CN207145290U (en) | 2017-09-14 | 2017-09-14 | A kind of axial flow type pipe blower fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207145290U true CN207145290U (en) | 2018-03-27 |
Family
ID=61667383
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721175354.5U Active CN207145290U (en) | 2017-09-14 | 2017-09-14 | A kind of axial flow type pipe blower fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207145290U (en) |
-
2017
- 2017-09-14 CN CN201721175354.5U patent/CN207145290U/en active Active
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