CN207583704U - Reversible high-temperature resistant axial-flow fan - Google Patents
Reversible high-temperature resistant axial-flow fan Download PDFInfo
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- CN207583704U CN207583704U CN201721746742.4U CN201721746742U CN207583704U CN 207583704 U CN207583704 U CN 207583704U CN 201721746742 U CN201721746742 U CN 201721746742U CN 207583704 U CN207583704 U CN 207583704U
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- impeller
- taper collet
- temperature resistant
- taper
- motor
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Abstract
The utility model discloses reversible high-temperature resistant axial-flow fans, including rack, impeller, motor, transmission shaft and bearing block, rack includes the impeller cylinder set gradually from front to back, taper collet and motor mounting rack, the small end of taper collet is towards impeller cylinder, the big end of taper collet is fixedly connected with motor mounting rack, bearing block is fixedly mounted in the conical cavity of taper collet, the hollow sandwich structure of the housing of taper collet internal stuffed heat insulated layer for face seal, one end of impeller cylinder is fixedly connected by several connecting rods with the big end of taper collet, the blade of impeller cuts type blade for the wing, motor can rotating alternate run and drive impeller rotating, so as to which impeller cylinder be enable to export wind-force forward or backward；The beneficial effects of the utility model are：Can rotating alternation, inverted ventilation rate is high, heat-resist, non-maintaining, service life is long.
Description
Technical field
The utility model is related to wind turbine field, in particular to reversible high-temperature resistant axial-flow fan.
Background technology
Hot air circulation blower is to belong to resisting blower, is widely used in the heating furnaces of various non-ferrous metals, annealing furnace,
The heat-treatment furnaces interior air-flow forced circulation such as hot stove, aging furnace, due to its special working environment, common wind turbine is difficult in adapt to,
Existing hot air circulation blower, due to a lack of effective Design on thermal insulation, bearing with main shaft easily because being damaged during overheat, and inverted ventilation rate
It is low, it is impossible to effectively to maintain the uniformity of temperature field in furnace.
Utility model content
In order to overcome more than the deficiencies in the prior art, the task of the utility model is to provide one kind can rotating alternating work
Make, inverted ventilation rate is high, heat-resist, non-maintaining, service life length reversible high-temperature resistant axial-flow fan.
The utility model task is achieved through the following technical solutions：
Reversible high-temperature resistant axial-flow fan, including rack, impeller, motor, transmission shaft and bearing block, rack is included in the past extremely
Impeller cylinder, taper collet and the motor mounting rack set gradually afterwards, towards impeller cylinder, taper is heat-insulated for the small end of taper collet
The big end of set is fixedly connected with motor mounting rack, and bearing block is fixedly mounted in the conical cavity of taper collet, and taper is heat-insulated
The housing of set is the hollow sandwich structure of face seal and internal stuffed heat insulated layer, is additionally provided with inside the big end of taper collet cold
But water jacket, impeller cylinder are the tubular structure of both ends open, and one end of impeller cylinder passes through several connecting rods and taper collet
Big end is fixedly connected, barrel circumferential direction branch of several the described connecting rods along impeller cylinder, and the both ends of each connecting rod respectively with leaf
The barrel of wheel cylinder is fixedly connected with the big end of taper collet, and transmission shaft passes through the bearing block branch that is fixed on inside taper collet
Support, one end of transmission shaft pass through the axis hole at the small end center of taper collet to stretch into and impeller are connected in impeller cylinder, and the other end passes through
Driving belt connects the output shaft of motor with belt pulley, and the junction of transmission shaft and taper collet is equipped with axle envelope, the bearing
For seat for water cooling type bearing support, the blade of the impeller cuts type blade for the wing, the motor can rotating alternate run and drive
Impeller rotating, so as to which impeller cylinder be enable to export wind-force forward or backward.
It is preferred that the outside of the taper collet is equipped with partition board with motor mounting rack junction.
It is preferred that add lube plant built in the bearing block automatically.
It is preferred that the impeller, which includes 6 wings, cuts type blade.
It is preferred that the driving belt and belt pulley are externally provided with protective cover.
It is preferred that the housing of the taper collet is face seal and the thermal insulation layer of internal filling is aluminosilicate fiber cotton.
The reversible high-temperature resistant axial-flow fan of the utility model sets the taper of taper heat-insulated between impeller also bearing block
Set enables the diffusion around under the guiding of taper collet taper surface through the high temperature gas flow that impeller is pressurized, and can avoid axis
The systems such as bearing, transmission shaft and motor can enhance gas stream in the stove forced circulation performance, effectively improve the equal of temperature field in furnace
Even property and thermal treatment quality, and being capable of the systems such as effective protection bearing block, transmission shaft and motor；The housing of taper collet
For interior filling aluminosilicate fiber cotton as thermal insulation layer, temperature tolerance and heat-proof quality are good, bottom belt cooling jacket, prevent bearing and transmission
Axis overheats, and bearing block uses water cooling, it is ensured that bearing will not overheat, and further improve the heat resistance of wind turbine.
Description of the drawings
Fig. 1 is the structure diagram of the utility model reversible high-temperature resistant axial-flow fan；
Fig. 2 is the impeller of the utility model reversible high-temperature resistant axial-flow fan and the structure diagram of blade；
Wherein, 11- impellers cylinder, 12- taper collets, 121- aluminosilicate fiber cottons, 13- motor mounting racks, 14- partition boards,
15- connecting rods, 2- impellers, the 21- wing section type blades, 3- motors, 4- transmission shafts, 5- bearing blocks, 6- driving belts, 7- belt pulleys,
8- protective covers.
Specific embodiment
The utility model is described in further detail with embodiment below in conjunction with the accompanying drawings, but the protection model of the utility model
Enclose the range for being not limited to embodiment statement.
As shown in Figs. 1-2, reversible high-temperature resistant axial-flow fan, including rack, impeller 2, motor 3, transmission shaft 4 and bearing block
5, rack includes the impeller cylinder 11, taper collet 12 and the motor mounting rack 13 that set gradually from front to back, taper collet 12
Small end towards impeller cylinder 11, the big end of taper collet 12 is fixedly connected with motor mounting rack 13, taper collet 12 it is outer
Side and 13 junction of motor mounting rack are equipped with partition board 14, prevent thermal current from blowing to motor 3, bearing block 5 be fixedly mounted on taper every
In the conical cavity of hot jacket 12, the housing of taper collet 12 is internal for face seal to fill in aluminosilicate fiber cotton 121
Empty sandwich is additionally provided with cooling jacket inside the big end of taper collet 12, and impeller cylinder 11 is the tubular structure of both ends open,
One end of impeller cylinder 11 is fixedly connected by several connecting rods 15 with the big end of taper collet 12, several described connecting rods
15 along impeller cylinder 11 barrel circumferential direction branch, and the both ends of each connecting rod 15 respectively with the barrel of impeller cylinder 11 and taper collet
12 big end is fixedly connected, and transmission shaft 4 is supported by being fixed on the bearing block 5 inside taper collet 12, one end of transmission shaft 4
Axis hole across the small end center of taper collet 12 stretches into connection impeller 2, the other end in impeller cylinder 11 and passes through 6 He of driving belt
Belt pulley 7 connects the output shaft of motor 3, and driving belt 6 and belt pulley 7 are externally provided with protective cover 8, transmission shaft 4 and taper collet
12 junction is equipped with axle envelope, and the bearing block 5 is water cooling type bearing support, adds lube plant automatically built in bearing block 5, exempts to tie up
Shield, the impeller 2 include 6 wings and cut type blade 21, the motor 3 can rotating alternate run and drive 2 rotating of impeller,
So as to which impeller cylinder 11 be enable to export wind-force forward or backward.
This wind turbine is a kind of axial-flow heat air circulation fan, is to belong to resisting blower, for 800 DEG C or so furnace temperature equipment,
Wind turbine is continuously run, not modification, and low noise, service life is long, built-in using automatic butter, non-maintaining.
The purposes of this wind turbine is mainly：This serial fan is widely used in the heating furnaces of various non-ferrous metals, annealing furnace,
The heat-treatment furnaces interior air-flow forced circulation such as hot stove, aging furnace is the best and last word of current stove axial fan with high temperature.
The characteristics of this wind turbine and advantageous effect are：
(1) can rotating work alternatively, inverted ventilation rate reaches 90%, effectively improves the uniformity and Re Chu of temperature field in furnace
Manage quality.
(2) shorten heat treatment cycle, improve yield.
(3) wind turbine is mainly made of impeller, main shaft, cock body and transmission group.There are impeller 6 wings to cut type blade, efficient.
The aluminosilicate fiber cotton of filling heatproof, heat-insulating property, bottom belt cooling jacket prevent bearing from being overheated with main shaft in cock body.
(4) bearing block uses water cooling, to ensure that bearing will not overheat.
During work, motor 3 rotate and pass through driving belt 6 and belt pulley 7 drive transmission shaft 4 rotate, and then impeller 2
Rotation, the rotation of impeller 2 are inhaled into high temperature gas flow, the taper collet 12 of taper are set between impeller 2 also bearing block 5, is made
The high temperature gas flow being pressurized through impeller 2 can be spread, and can avoid bearing under the guiding of 12 taper surface of taper collet around
The systems such as seat 5, transmission shaft 4 and motor 3, can enhance gas stream in the stove forced circulation performance, effectively improve temperature field in furnace
Uniformity and thermal treatment quality, and being capable of the systems such as effective protection bearing block 5, transmission shaft 4 and motor 3；Taper collet
For filling aluminosilicate fiber cotton 121 as thermal insulation layer, temperature tolerance and heat-proof quality are good, bottom belt cooling jacket, prevent in 12 housing
Only bearing is overheated with transmission shaft 4, and bearing block 5 uses water cooling, it is ensured that bearing will not overheat, and further improve the heat resistance of wind turbine
Energy.
The preferred embodiment and the explanation to institute's application technology principle that above description is only the application.People in the art
Member should be appreciated that utility model range involved in the application, however it is not limited to what the specific combination of above-mentioned technical characteristic formed
Technical solution, while should also cover in the case where not departing from utility model design, by above-mentioned technical characteristic or its be equal
Other technical solutions that feature carries out arbitrary combination and formed.Such as features described above has with (but not limited to) disclosed herein
The technical solution that the technical characteristic for having similar functions is replaced mutually and formed.
Claims (6)
1. reversible high-temperature resistant axial-flow fan, which is characterized in that including rack, impeller, motor, transmission shaft and bearing block, rack
Including the impeller cylinder, taper collet and motor mounting rack set gradually from front to back, the small end of taper collet is towards impeller
Cylinder, the big end of taper collet are fixedly connected with motor mounting rack, and bearing block is fixedly mounted on the conical cavity of taper collet
It is interior, the hollow sandwich structure of housing internal stuffed heat insulated layer for face seal of taper collet, the big end of taper collet
Inside is additionally provided with cooling jacket, and impeller cylinder is the tubular structure of both ends open, one end of impeller cylinder by several connecting rods with
The big end of taper collet is fixedly connected, barrel circumferential direction branch of several the described connecting rods along impeller cylinder, and each connecting rod
Big end of the both ends respectively with the barrel of impeller cylinder and taper collet is fixedly connected, and transmission shaft is by being fixed in taper collet
The bearing seat supports in portion, one end of transmission shaft pass through the axis hole at the small end center of taper collet to stretch into connection leaf in impeller cylinder
Wheel, the other end connect the output shaft of motor by driving belt with belt pulley, and the junction of transmission shaft and taper collet is equipped with
Axle envelope, the bearing block are water cooling type bearing support, and the blade of the impeller cuts type blade for the wing, and the motor positive and negative can be delivered
Impeller rotating is driven for operation, so as to which impeller cylinder be enable to export wind-force forward or backward.
2. reversible high-temperature resistant axial-flow fan according to claim 1, which is characterized in that the outside of the taper collet with
Motor mounting rack junction is equipped with partition board.
3. reversible high-temperature resistant axial-flow fan according to claim 1, which is characterized in that add profit built in the bearing block automatically
Lubricating oil device.
4. reversible high-temperature resistant axial-flow fan according to claim 1, which is characterized in that the impeller includes 6 wings and cuts type
Blade.
5. reversible high-temperature resistant axial-flow fan according to claim 1, which is characterized in that outside the driving belt and belt pulley
Equipped with protective cover.
6. reversible high-temperature resistant axial-flow fan according to claim 1, which is characterized in that the housing of the taper collet is
The thermal insulation layer of face seal and internal filling is aluminosilicate fiber cotton.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721746742.4U CN207583704U (en) | 2017-12-14 | 2017-12-14 | Reversible high-temperature resistant axial-flow fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721746742.4U CN207583704U (en) | 2017-12-14 | 2017-12-14 | Reversible high-temperature resistant axial-flow fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207583704U true CN207583704U (en) | 2018-07-06 |
Family
ID=62738274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721746742.4U Active CN207583704U (en) | 2017-12-14 | 2017-12-14 | Reversible high-temperature resistant axial-flow fan |
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| Country | Link |
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| CN (1) | CN207583704U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109340153A (en) * | 2018-10-30 | 2019-02-15 | 江苏贝莱德风机制造有限公司 | A kind of stable type aging furnace high-temperature resistant axial-flow fan |
| CN109404312A (en) * | 2018-10-30 | 2019-03-01 | 江苏贝莱德风机制造有限公司 | A kind of aging furnace high-temperature resistant axial-flow fan |
-
2017
- 2017-12-14 CN CN201721746742.4U patent/CN207583704U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109340153A (en) * | 2018-10-30 | 2019-02-15 | 江苏贝莱德风机制造有限公司 | A kind of stable type aging furnace high-temperature resistant axial-flow fan |
| CN109404312A (en) * | 2018-10-30 | 2019-03-01 | 江苏贝莱德风机制造有限公司 | A kind of aging furnace high-temperature resistant axial-flow fan |
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