CN203809324U - Air-volume adjustable belt-driving type oblique-flow grain drying fan - Google Patents
Air-volume adjustable belt-driving type oblique-flow grain drying fan Download PDFInfo
- Publication number
- CN203809324U CN203809324U CN201420224265.5U CN201420224265U CN203809324U CN 203809324 U CN203809324 U CN 203809324U CN 201420224265 U CN201420224265 U CN 201420224265U CN 203809324 U CN203809324 U CN 203809324U
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- fixed
- adjutage
- motor
- belt
- circular block
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Abstract
The utility model discloses an air-volume adjustable belt-driving type oblique-flow grain drying fan which comprises a volute, a motor, a rotating shaft and a bottom support. An impeller is fixed on the rotating shaft, the volute is fixed on the bottom support, a gearbox is fixed on the bottom support, one end of a spindle of the gearbox is connected with the rotating shaft through a coupler, the other end of the spindle of the gearbox is fixedly provided with a belt pulley, a driving wheel is fixed on the output shaft of the motor, and a belt is tensioned on the belt pulley and the driving wheel; an adjusting plate is fixed on the bottom support, the motor presses against the adjusting plate, and a strip-type through groove is formed in the adjusting plate; an air duct of the volute is communicated with an adjusting pipe, and a rectangular plate is arranged on the adjusting pipe. Through belt driving, rotating speed of the impeller can be adjusted by replacing the belt pulley and the driving wheel so as to control air volume which can be further adjusted by adjusting the rectangular plate to shield the air outlet of the fan.
Description
Technical field:
The utility model relates to ventilation equipment technical field, relates in particular a kind of belt driven type oblique flow grain-drying blower fan of quantity-adjustable.
Background technique:
Existing small-sized corn is dried blower fan by motor and the direct-connected drive of impeller, the rotating speed of its impeller cannot regulate, be that air quantity is certain, cannot regulate, meanwhile, when not in use, cereal or other foreign material can enter from the exhaust outlet of spiral case, used the next time that affects blower fan, and next use must be cleared up.
Model utility content:
The purpose of this utility model is exactly the deficiency for prior art, and provide a kind of belt driven type oblique flow grain-drying blower fan of quantity-adjustable, it passes through belt transmission, thereby can regulate passing on of impeller to control air quantity by changing belt pulley and drive wheel, simultaneously, tune airduct is set on the air outlet tube of spiral case, by regulating the exhaust outlet that rectangular plate blocks blower fan further to regulate air quantity, in the time that blower fan does not use, the exhaust outlet of blower fan can be blocked and prevent that cereal or foreign material from entering in spiral case, ensure the clean and tidy of spiral case inside simultaneously.
Technology solution of the present utility model is as follows:
A kind of belt driven type oblique flow grain-drying blower fan of quantity-adjustable, comprise spiral case, motor, be fixed with rotatingshaft and the lower supporter of impeller, spiral case is fixed on lower supporter, on lower supporter, be fixed with gear-box, main shaft one end of gear-box is connected with rotatingshaft by coupling, the other end of the main shaft of gear-box is fixed with belt pulley, on the output shaft of motor, is fixed with drive wheel, and belt tension is on belt pulley and drive wheel;
On lower supporter, be fixed with regulator plate, motor is pressed against on regulator plate, forms bar shaped groove on regulator plate, and positioning screw sleeve is screwed together in bar shaped groove and through default hole and setscrew nut on motor base;
On the air outlet tube of spiral case, connect adjutage, turning rod is hinged in the front panel and rear sidewall of adjutage, turning rod middle part is fixed with rectangular plate, rectangular plate covers the exhaust outlet of adjutage, adjutage is stretched out at the two ends of turning rod, its one end is connected with the output shaft of actuating motor by coupling, actuating motor is fixed on the support block being fixed with on the outer wall of adjutage, the other end of turning rod is fixed with circular block, on the sidewall of circular block, form multiple projections, multiple projections are distributed on the sidewall of circular block centered by the central axis of circular block, on the front panel of adjutage, form multiple spacing preiection posts, spacing preiection post is distributed on the outside of circular block centered by circular block, on the madial wall of spacing lasso, form at least two limiting stoppers, on limiting stopper, form through hole, spacing preiection post sleeve is in through hole, one of them limiting stopper sleeve is between two projections.
On described lower supporter, be fixed with supporting frame, gear-box is fixed on supporting frame.
Described adjutage is bolted to connection on air outlet tube, forms strip bulge on rectangular plate.
Described two limiting stoppers, one of them limiting stopper volume is greater than another limiting stopper, and large limiting stopper sleeve is between two projections.
The beneficial effects of the utility model are:
1, its motor and impeller are by belt pulley transmission, can regulate the rotating speed of impeller by changing belt pulley and drive wheel, thereby control air quantity, simultaneously, its motor is fixed on regulator plate, motor can carry out front and back adjustment on regulator plate, so when mounted can be according to the adjusted position that needs of driving belt tensioning.
2, secured adjusted pipe on its spiral case air outlet tube, regulate rectangular plate to block the size of adjutage exhaust outlet by rotating turning rod, regulate air quantity, meet user demand, meanwhile, in the time that blower fan does not use, can be by the whole rectangular plate adjutage exhaust outlet that shelters from, prevent that cereal or foreign material from entering in spiral case, ensure the clean and tidy of spiral case inside.
Brief description of the drawings:
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the partial enlarged drawing of Fig. 1;
Fig. 3 is the partial top view that adjutage of the present utility model removes spacing lasso;
Fig. 4 is the structural representation between regulator plate and motor.
Embodiment:
Embodiment: see shown in Fig. 1 to 4, a kind of belt driven type oblique flow grain-drying blower fan of quantity-adjustable, comprise spiral case 1, motor 20, be fixed with rotatingshaft 30 and the lower supporter 40 of impeller, spiral case 1 is fixed on lower supporter 40, on lower supporter 40, be fixed with gear-box 50, main shaft 501 one end of gear-box 50 are connected with rotatingshaft 30 by coupling, the other end of the main shaft 501 of gear-box 50 is fixed with belt pulley 60, on the output shaft of motor 20, be fixed with drive wheel 201, belt 70 is stretched on belt pulley 60 and drive wheel 201;
On lower supporter 40, be fixed with regulator plate 401, motor 20 is pressed against on regulator plate 401, on regulator plate 401, form bar shaped groove 402, positioning screw 403 sleeves are screwed together in bar shaped groove 402 and through default hole and setscrew nut 404 on motor 20 bases, and motor 20 just can adjusted position like this;
On the air outlet tube 11 of spiral case 1, connect adjutage 2, turning rod 4 is hinged in the front panel and rear sidewall of adjutage 2, turning rod 4 middle parts are fixed with rectangular plate 5, rectangular plate 5 covers the exhaust outlet of adjutage 2, adjutage 2 is stretched out at the two ends of turning rod 4, its one end is connected with the output shaft of actuating motor 6 by coupling, actuating motor 6 is fixed on the support block 21 being fixed with on the outer wall of adjutage 2, the other end of turning rod 4 is fixed with circular block 41, on the sidewall of circular block 41, form multiple protruding 42, multiple protruding 42 are distributed on the sidewall of circular block 41 centered by the central axis of circular block 41, on the front panel of adjutage 2, form multiple spacing preiection posts 22, spacing preiection post 22 is distributed on the outside of circular block 41 centered by circular block 41, on the madial wall of spacing lasso 7, form at least two limiting stoppers 71, on limiting stopper 71, form through hole 72, spacing preiection post 22 sleeves are in through hole 72, one of them limiting stopper 71 sleeve is between two projections 42.
On described lower supporter 40, be fixed with supporting frame 405, gear-box 50 is fixed on supporting frame 405.
Described adjutage 2 is bolted to connection on air outlet tube 11, forms strip bulge 51 on rectangular plate 5.
Described two limiting stoppers 71, one of them limiting stopper 71 volume is greater than another limiting stopper 71, and large limiting stopper 71 sleeves are between two projections 42.
Working principle: drive drive wheel 201 to rotate by the output shaft rotation of motor 20, drive wheel 201 drives belt pulley 60 to rotate by belt 70, the main shaft 501 of belt pulley 60 driven gear casees 50 rotates, main shaft 501 just drives the rotatingshaft that is fixed with impeller 30 to rotate, impeller 30 is rotated, the exhaust outlet that makes hot gas enter the adjutage 2 from the air outlet tube 11 of spiral case 1 from the intake grill of spiral case 1 is discharged, turn an angle to make turning rod 4 to rotate by actuating motor 6, also just make rectangular plate 5 rotate, thereby regulate the size that rectangular plate 5 blocks the exhaust outlet of adjutage 2 to regulate air quantity, it is not changed by blowing of wind for the angle that ensures rectangular plate 5 and adjust, be bolted circular block 41 at the other end of turning rod 4, simultaneously, on the front panel of adjutage 2, form multiple spacing preiection posts 22, spacing preiection post 22 is distributed on the outside of circular block 41 centered by circular block 41, the outside of spacing preiection post 22 between two projections 42, like this by two limiting stopper 71 sleeves of stop collar 7 in two spacing preiection posts 22, one of them large limiting stopper 71 sleeve carries out spacing between two projections 42 simultaneously, further prevent that turning rod 4 from rotating.In use, simultaneously can change as required belt pulley 60 and drive wheel 201, thereby the rotating speed of adjusting impeller 30 regulates its air quantity.
Claims (4)
1. the belt driven type oblique flow grain-drying blower fan of a quantity-adjustable, comprise spiral case (1), motor (20), be fixed with rotatingshaft (30) and the lower supporter (40) of impeller, spiral case (1) is fixed on lower supporter (40), it is characterized in that: on lower supporter (40), be fixed with gear-box (50), main shaft (501) one end of gear-box (50) is connected with rotatingshaft (30) by coupling, the other end of the main shaft (501) of gear-box (50) is fixed with belt pulley (60), on the output shaft of motor (20), be fixed with drive wheel (201), belt (70) is stretched on belt pulley (60) and drive wheel (201),
On lower supporter (40), be fixed with regulator plate (401), motor (20) is pressed against on regulator plate (401), on regulator plate (401), form bar shaped groove (402), positioning screw (403) sleeve is screwed together in bar shaped groove (402) and through default hole and setscrew nut (404) on motor (20) base;
On the air outlet tube (11) of spiral case (1), connect adjutage (2), turning rod (4) is hinged in the front panel and rear sidewall of adjutage (2), turning rod (4) middle part is fixed with rectangular plate (5), rectangular plate (5) covers the exhaust outlet of adjutage (2), adjutage (2) is stretched out at the two ends of turning rod (4), its one end is connected with the output shaft of actuating motor (6) by coupling, actuating motor (6) is fixed on the support block (21) being fixed with on the outer wall of adjutage (2), the other end of turning rod (4) is fixed with circular block (41), on the sidewall of circular block (41), form multiple projections (42), multiple projections (42) are distributed on the sidewall of circular block (41) centered by the central axis of circular block (41), on the front panel of adjutage (2), form multiple spacing preiection posts (22), spacing preiection post (22) is distributed on the outside of circular block (41) centered by circular block (41), on the madial wall of spacing lasso (7), form at least two limiting stoppers (71), on limiting stopper (71), form through hole (72), spacing preiection post (22) sleeve is in through hole (72), one of them limiting stopper (71) sleeve is between two projections (42).
2. the belt driven type oblique flow grain-drying blower fan of a kind of quantity-adjustable according to claim 1, it is characterized in that: on described lower supporter (40), be fixed with supporting frame (405), gear-box (50) is fixed on supporting frame (405).
3. the belt driven type oblique flow grain-drying blower fan of a kind of quantity-adjustable according to claim 1, it is characterized in that: described adjutage (2) is bolted to connection at air outlet tube (11) upper, forms strip bulge (51) on rectangular plate (5).
4. the belt driven type oblique flow grain-drying blower fan of a kind of quantity-adjustable according to claim 1, it is characterized in that: described two limiting stoppers (71), one of them limiting stopper (71) volume is greater than another limiting stopper (71), and large limiting stopper (71) sleeve is between two projections (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420224265.5U CN203809324U (en) | 2014-04-18 | 2014-04-18 | Air-volume adjustable belt-driving type oblique-flow grain drying fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420224265.5U CN203809324U (en) | 2014-04-18 | 2014-04-18 | Air-volume adjustable belt-driving type oblique-flow grain drying fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203809324U true CN203809324U (en) | 2014-09-03 |
Family
ID=51448082
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420224265.5U Expired - Fee Related CN203809324U (en) | 2014-04-18 | 2014-04-18 | Air-volume adjustable belt-driving type oblique-flow grain drying fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203809324U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106438402A (en) * | 2016-08-30 | 2017-02-22 | 安徽省凯杰机械制造有限公司 | Novel grain drying tower draught fan |
| CN109077336A (en) * | 2018-08-14 | 2018-12-25 | 衡东县美中餐腐乳制品有限责任公司 | A kind of beans used in laba porridge roasting plant |
| CN109931280A (en) * | 2019-03-18 | 2019-06-25 | 深圳市创智联科技发展有限公司 | A kind of dust exhausting centrifugal ventilator with automatic adjustment rate of tension |
-
2014
- 2014-04-18 CN CN201420224265.5U patent/CN203809324U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106438402A (en) * | 2016-08-30 | 2017-02-22 | 安徽省凯杰机械制造有限公司 | Novel grain drying tower draught fan |
| CN109077336A (en) * | 2018-08-14 | 2018-12-25 | 衡东县美中餐腐乳制品有限责任公司 | A kind of beans used in laba porridge roasting plant |
| CN109931280A (en) * | 2019-03-18 | 2019-06-25 | 深圳市创智联科技发展有限公司 | A kind of dust exhausting centrifugal ventilator with automatic adjustment rate of tension |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140903 Termination date: 20150418 |
|
| EXPY | Termination of patent right or utility model |