CN109931280A - A kind of dust exhausting centrifugal ventilator with automatic adjustment rate of tension - Google Patents
A kind of dust exhausting centrifugal ventilator with automatic adjustment rate of tension Download PDFInfo
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- CN109931280A CN109931280A CN201910202163.0A CN201910202163A CN109931280A CN 109931280 A CN109931280 A CN 109931280A CN 201910202163 A CN201910202163 A CN 201910202163A CN 109931280 A CN109931280 A CN 109931280A
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- fixed
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- support frame
- automatic adjustment
- adjustment rate
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Abstract
The invention discloses a kind of dust exhausting centrifugal ventilators with automatic adjustment rate of tension, including spiral case, motor, it is fixed with the rotation axis and lower supporter of impeller, spiral case is fixed on lower supporter, gear-box is fixed on lower supporter, output shaft one end of gear-box is connected by shaft coupling with rotation axis, the input shaft of gear-box is fixed with belt pulley, driving wheel is fixed on the output shaft of motor, belt tension is on belt pulley and driving wheel, the top surface of the main floor of the lower supporter is fixed with adjusting support frame, the top surface for adjusting the top plate of support frame is fixed with compression and adjusts motor, the output shaft for compressing adjusting motor passes through the bottom surface for adjusting the top plate of support frame and is connected with vertical adjusting screw rod by shaft coupling, vertical Adjusting bolt Adjusting screw is screwed on vertical adjusting screw rod, the bottom end of vertical Adjusting bolt Adjusting screw is fixed with lifting plate.The present invention can adjust motor operation by compressing, and the rate of tension for realizing that the position of pressing roller adjusts to realize belt is adjusted, and easy to adjust, effect is good.
Description
Technical field:
The present invention relates to ventilation equipment technical field, more specifically to a kind of dust discharge with automatic adjustment rate of tension
Centrifugal fan.
Background technique:
In existing dust discharge centrifugal blower, driving motor is generally used to drive the shaft of reduction gearbox to run by belt,
And impeller in the output shaft and spiral case of reduction gearbox is fixed realizes transmission operation, and belt can deform after a certain period of use time and
So that cannot achieve tensioning between the driving wheel being fixed in the shaft of the output wheel and reduction gearbox that are fixed on driving motor, make
It obtains belt and is easy to produce skidding, or even fall, at this point, being opened generally by position of the driving motor on bottom plate is adjusted to adjust
Tightness, low efficiency, and need driving motor dismantling movement and install again, efficiency is at a fairly low.
Summary of the invention:
The purpose of the present invention is to the deficiencies of the prior art, and provide a kind of dust discharge with automatic adjustment rate of tension
Centrifugal fan, it can adjust motor operation by compressing, and realize that the position of pressing roller adjusts the rate of tension to realize belt
It adjusts, easy to adjust, effect is good.
Technology solution of the invention is as follows:
A kind of dust exhausting centrifugal ventilator with automatic adjustment rate of tension including spiral case, motor, is fixed with turning for impeller
Moving axis and lower supporter, spiral case are fixed on lower supporter, and gear-box is fixed on lower supporter, and output shaft one end of gear-box passes through connection
Axis device is connected with rotation axis, and the input shaft of gear-box is fixed with belt pulley, and driving wheel, skin are fixed on the output shaft of motor
Band is stretched on belt pulley and driving wheel, and the top surface of the main floor of the lower supporter is fixed with adjusting support frame, adjusts support frame
Top plate top surface be fixed with compression adjust motor, compress adjust motor output shaft pass through adjust support frame top plate bottom surface
And vertical adjusting screw rod is connected with by shaft coupling, vertical Adjusting bolt Adjusting screw is screwed on vertical adjusting screw rod, vertical Adjusting bolt Adjusting screw
Bottom end be fixed with lifting plate, the bottom surface of lifting plate is hinged with pressing roller, and pressing roller is pressed against upper table of the top with body of belt
On face.
The front and rear of the bottom surface of the lifting plate is respectively and fixedly provided with vertical plate, and the both ends shaft of pressing roller is cut with scissors by bearing
It connects on two vertical plates.
The left part top surface of the vertical plate is fixed with guide sleeve, adjust the top plate of support frame left part bottom surface be fixed with it is leading
To bar, main guide rod sleeve is in guide sleeve.
It being formed on the side wall of the guide sleeve and is vertically directed through slot, the bottom end side wall of main guide rod is fixed with limited block,
Limited block sleeve is in being vertically directed through slot.
The front and rear of the lifting plate is respectively and fixedly provided with positioning column, and buffer spring sleeve is on positioning column, buffer spring
Top put forth effort on adjust support frame top plate bottom surface on, the bottom end of buffer spring is put forth effort on the top surface of lifting plate.
Multiple support rods are fixed on the front face of the spiral case, the bottom end of support rod is fixed on the top surface of main floor,
The rear portion for adjusting the top plate of support frame is fixed on the side wall of corresponding support rod.
Support frame is fixed on the main floor, gear-box is fixed on the support frame.
The upper end of the spiral case forms air outlet.
The beneficial effects of the present invention are: it can adjust motor operation by compressing, and realize that the position of pressing roller is adjusted
Come realize belt rate of tension adjust, easy to adjust, effect is good.
Detailed description of the invention:
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the partial enlarged view of Fig. 1；
Fig. 3 is the partial left side view of the non-installation and adjustment support frame of the present invention；
Fig. 4 is to be equipped with the partial left side view for adjusting support frame.
Specific embodiment:
Embodiment: as shown in Fig. 1 to 4, a kind of dust exhausting centrifugal ventilator with automatic adjustment rate of tension, including spiral case 1,
Motor 20, the rotation axis 30 and lower supporter 40 for being fixed with impeller, spiral case 1 are fixed on lower supporter 40, fixed on lower supporter 40
There is gear-box 50,501 one end of output shaft of gear-box 50 is connected by shaft coupling with rotation axis 30, the input shaft of gear-box 50
It is fixed with belt pulley 60, driving wheel 201 is fixed on the output shaft of motor 20, belt 70 is stretched in belt pulley 60 and driving wheel
On 201, the top surface of the main floor 41 of the lower supporter 40, which is fixed with, adjusts support frame 80, adjusts the top surface of the top plate of support frame 80
It is fixed with compression and adjusts motor 81, the output shaft for compressing adjusting motor 81 passes through the bottom surface for adjusting the top plate of support frame 80 and passes through
Shaft coupling is connected with vertical adjusting screw rod 82, and vertical Adjusting bolt Adjusting screw 83 is screwed on vertical adjusting screw rod 82, vertical Adjusting bolt Adjusting screw
83 bottom end is fixed with lifting plate 84, and the bottom surface of lifting plate 84 is hinged with pressing roller 85, and pressing roller 85 is pressed against the upper of belt 70
On upper surface of the portion with body.
Further, the front and rear of the bottom surface of the lifting plate 84 is respectively and fixedly provided with vertical plate 841, pressing roller 85
Both ends shaft is by bearing hinge connection on two vertical plates 841.
Further, the left part top surface of the vertical plate 841 is fixed with guide sleeve 86, adjusts the top plate of support frame 80
Left part bottom surface is fixed with main guide rod 87, and main 87 sleeve of guide rod is in guide sleeve 86.
Further, it is formed on the side wall of the guide sleeve 86 and is vertically directed through slot 861, the bottom end of main guide rod 87
Side wall is fixed with limited block 871, and 871 sleeve of limited block is in being vertically directed through slot 861.
Further, the front and rear of the lifting plate 84 is respectively and fixedly provided with positioning column 88, and 2 sleeve of buffer spring is fixed
On the column 88 of position, the top of buffer spring 2 is put forth effort on the bottom surface for adjusting the top plate of support frame 80, and the bottom end of buffer spring 2 is puted forth effort
In on the top surface of lifting plate 84.
Further, multiple support rods 3 are fixed on the front face of the spiral case 1, the bottom end of support rod 3 is fixed on master
On the top surface of bottom plate 41, the rear portion for adjusting the top plate of support frame 80 is fixed on the side wall of corresponding support rod 3.
Further, it is fixed with support frame 42 on the main floor 41, gear-box 50 is fixed on support frame 42.
Further, the upper end of the spiral case 1 forms air outlet 11.
Working principle: in use, when 70 rate of tension deficiency of belt, the operation of motor 81 is adjusted by compressing, so that vertically
Adjusting screw rod 82 rotates, so that vertical Adjusting bolt Adjusting screw 83 declines, so that pressing roller 85 is pressed against the top band body of belt 70
Upper surface on, complete compress, and lifting plate 84 decline while, by buffer spring 2 may be implemented pressing roller 85 be pressed against
In pressure balance of the top of belt 70 with body, so that the adjusting of rate of tension, guarantees that belt 70 is stretched in 60 He of belt pulley
On driving wheel 201, realizes and operate normally.
In the present embodiment, compressing adjusting motor 81 and motor 20 can be carried out by electric connection line and control host
Electrical connection, control host are the existing various controllers being commercially available on the market, are known content, are no longer described in detail.
Claims (8)
1. a kind of dust exhausting centrifugal ventilator with automatic adjustment rate of tension, including spiral case (1), motor (20), it is fixed with leaf
The rotation axis (30) and lower supporter (40) of wheel, spiral case (1) are fixed on lower supporter (40), and lower supporter is fixed with gear-box on (40)
(50), the output shaft (501) of gear-box (50) is connected by shaft coupling with rotation axis (30), and the input shaft of gear-box (50) is solid
Surely have belt pulley (60), be fixed on the output shaft of motor (20) driving wheel (201), belt (70) is stretched in belt pulley (60)
On driving wheel (201), it is characterised in that: the top surface of the main floor (41) of the lower supporter (40) is fixed with adjusting support frame
(80), the top surface for adjusting the top plate of support frame (80) is fixed with compression and adjusts motor (81), compresses the output for adjusting motor (81)
Axis passes through the bottom surface for adjusting the top plate of support frame (80) and is connected with vertical adjusting screw rod (82) by shaft coupling, adjusts spiral shell vertically
Set (83) is screwed on vertical adjusting screw rod (82), and the bottom end of vertical Adjusting bolt Adjusting screw (83) is fixed with lifting plate (84), lifting plate
(84) bottom surface is hinged with pressing roller (85), and pressing roller (85) is pressed against on upper surface of the top with body of belt (70).
2. a kind of dust exhausting centrifugal ventilator with automatic adjustment rate of tension according to claim 1, it is characterised in that: institute
The front and rear for stating the bottom surface of lifting plate (84) is respectively and fixedly provided with vertical plate (841), and the both ends shaft of pressing roller (85) passes through axis
It holds and is hinged on two vertical plates (841).
3. a kind of dust exhausting centrifugal ventilator with automatic adjustment rate of tension according to claim 1, it is characterised in that: institute
The left part top surface for stating vertical plate (841) is fixed with guide sleeve (86), and the left part bottom surface for adjusting the top plate of support frame (80) is fixed with
Main guide rod (87), main guide rod (87) sleeve is in guide sleeve (86).
4. a kind of dust exhausting centrifugal ventilator with automatic adjustment rate of tension according to claim 3, it is characterised in that: institute
It states to form on the side wall of guide sleeve (86) and be vertically directed through slot (861), the bottom end side wall of main guide rod (87) is fixed with limit
Block (871), limited block (871) sleeve is in being vertically directed through slot (861).
5. a kind of dust exhausting centrifugal ventilator with automatic adjustment rate of tension according to claim 1, it is characterised in that: institute
The front and rear for stating lifting plate (84) is respectively and fixedly provided with positioning column (88), and buffer spring (2) sleeve is on positioning column (88), buffering
The top of spring (2) is put forth effort on the bottom surface for adjusting the top plate of support frame (80), and lifting plate is put forth effort in the bottom end of buffer spring (2)
(84) on top surface.
6. a kind of dust exhausting centrifugal ventilator with automatic adjustment rate of tension according to claim 1, it is characterised in that: institute
It states and is fixed on the front face of spiral case (1) multiple support rods (3), the bottom end of support rod (3) is fixed on the top surface of main floor (41)
On, the rear portion for adjusting the top plate of support frame (80) is fixed on the side wall of corresponding support rod (3).
7. a kind of dust exhausting centrifugal ventilator with automatic adjustment rate of tension according to claim 1, it is characterised in that: institute
It states and is fixed on main floor (41) support frame (42), gear-box (50) is fixed on support frame (42).
8. a kind of dust exhausting centrifugal ventilator with automatic adjustment rate of tension according to claim 1, it is characterised in that: institute
The upper end for stating spiral case (1) forms air outlet (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910202163.0A CN109931280A (en) | 2019-03-18 | 2019-03-18 | A kind of dust exhausting centrifugal ventilator with automatic adjustment rate of tension |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910202163.0A CN109931280A (en) | 2019-03-18 | 2019-03-18 | A kind of dust exhausting centrifugal ventilator with automatic adjustment rate of tension |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109931280A true CN109931280A (en) | 2019-06-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910202163.0A Pending CN109931280A (en) | 2019-03-18 | 2019-03-18 | A kind of dust exhausting centrifugal ventilator with automatic adjustment rate of tension |
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| CN (1) | CN109931280A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111334942A (en) * | 2020-04-16 | 2020-06-26 | 台州福耐捷自动化有限公司 | Computer quilter moving mechanism with tensioning adjusting mechanism |
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| CN202707964U (en) * | 2012-06-21 | 2013-01-30 | 洛阳佳嘉乐农业产品开发有限公司 | Chain wheel tensioning mechanism of closed ring type hanging planting device |
| CN203516622U (en) * | 2013-09-10 | 2014-04-02 | 新昌鹤群机械有限责任公司 | Tightening wheel pre-tightening supporting structure |
| CN203809324U (en) * | 2014-04-18 | 2014-09-03 | 边财浪 | Air-volume adjustable belt-driving type oblique-flow grain drying fan |
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| CN111334942A (en) * | 2020-04-16 | 2020-06-26 | 台州福耐捷自动化有限公司 | Computer quilter moving mechanism with tensioning adjusting mechanism |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190625 |