CN102974135B - A kind of draw-gear of sedimentation basin mud scraper - Google Patents
A kind of draw-gear of sedimentation basin mud scraper Download PDFInfo
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- CN102974135B CN102974135B CN201210567985.7A CN201210567985A CN102974135B CN 102974135 B CN102974135 B CN 102974135B CN 201210567985 A CN201210567985 A CN 201210567985A CN 102974135 B CN102974135 B CN 102974135B
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- cylindrical shell
- gear
- draw
- mud scraper
- sedimentation basin
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Abstract
The invention provides a kind of draw-gear of sedimentation basin mud scraper, belong to field of mechanical technique.It solve existing mud scraper job insecurity, the pull rope easily problem such as stuck.The draw-gear of this sedimentation basin mud scraper comprises frame, motor and the traction wheel for being connected with pull rope, motor is connected in frame and the rotating shaft of motor and traction wheel are connected, traction wheel sidepiece has independently and the ringwise recessed grooving in some roads, frame also has a transition wheel and transition wheel sidepiece and grooving are just right.The draw-gear of this sedimentation basin mud scraper has the simple and job stability advantages of higher of structure.
Description
Technical field
The invention belongs to field of mechanical technique, relate to the draw-gear of a kind of mud scraper of detention tank, particularly sedimentation basin mud scraper.
Background technology
Precipitation feeds water and one of important step in drainage technology flow process, and sludge from sedimentation tank directly affects the effect of water treatment.At present, the spoil disposal that the horizontal sedimentation tank of domestic waterworks, sewage treatment plant adopts is still main sludge discharge way with driving type mud scraper.The manufacture of its maturation and testing and measuring technology make it occupy an leading position in water treatment field for many years, so far without mature and reliable substitute products.The simultaneously raising of, source water cost day by day deficient due to water resource, the increase of water factory's water consumption, the in short supply of soil and water quality propose the development that the factors such as mark constrain modern water factory.
Mud scraper generally includes cleaning shoe, haulage gear and pull rope.Haulage gear drives pull rope to move, and because cleaning shoe is connected with pull rope, therefore, haulage gear drives cleaning shoe to move back and forth in sedimentation basin by pull rope.The haulage gear of existing mud scraper generally includes motor and the traction wheel with associated electric motor, and pull rope around to few circle together, increases the frictional force between pull rope and traction wheel on traction wheel, thus in traction wheel rotation process pull rope along with together rotating.But, because pull rope is that pull rope can overlap directly around on traction wheel.Particularly adopt chain as there will be stuck phenomenon during pull rope.
Its publication number of Chinese patent CN201399268Y provide " a kind of ring chain strainer of mud scraper " it be exactly directly by pull rope with the traction wheel of associated electric motor on around multi-turn.Therefore, it also exists job insecurity, the phenomenon that pull rope is easily stuck.
Other mud scraper existing all also exists similar problem.
Summary of the invention
The object of the invention is the problems referred to above existed for prior art, the draw-gear of the sedimentation basin mud scraper that a kind of structure is simple, job stability is high is provided.
Object of the present invention realizes by following technical proposal: a kind of draw-gear of sedimentation basin mud scraper, comprise frame, motor and the traction wheel for being connected with pull rope, motor is connected in frame and the rotating shaft of motor and traction wheel are connected, it is characterized in that, described traction wheel sidepiece has independently and the ringwise recessed grooving in some roads, described frame also has a transition wheel and transition wheel sidepiece and above-mentioned grooving just right.
A pull rope wherein grooving is interior around a circle half, encloses partly after reverse on transition wheel in the grooving that another one is adjacent around one again.Obviously, independent per pass grooving makes pull rope to be connected together.Meanwhile, owing to traction wheel having multiple tracks grooving, the frictional force of pull rope and traction wheel is added.Can pull rope be driven smoothly to move in driven by motor traction wheel rotation process, thus by the cleaning shoe alternating translational in the stable drive sedimentation basin of the pull rope of movement, the mud bottom scavenger precipitation pond.
In order to protect motor, motor also has overload protecting circuit.
In the draw-gear of above-mentioned sedimentation basin mud scraper, the quantity of described grooving is at least twice.
In the draw-gear of above-mentioned sedimentation basin mud scraper, described transition wheel comprises connecting rod and tubular cylindrical shell, and barrel jacket is on connecting rod and it can relative to link rotatable, and above-mentioned per pass grooving is all just right with cylindrical shell sidepiece.
In the draw-gear of above-mentioned sedimentation basin mud scraper, between described cylindrical shell and connecting rod, be also provided with bearing.
At the relative link rotatable of bearing effect doffing physical efficiency, reduce the frictional force between pull rope and transition wheel, improve propulsive efficiency.
In the draw-gear of above-mentioned sedimentation basin mud scraper, have recessed locating slot inside described cylindrical shell, above-mentioned bearing portions is positioned at locating slot place.
Bearing is axially positioned on connecting rod, by locating slot, cylindrical shell also can be axially positioned on connecting rod relative to while the smooth and easy rotation of connecting rod.
In the draw-gear of above-mentioned sedimentation basin mud scraper, the quantity of described bearing is two and lays respectively at the inner side place at cylindrical shell two ends.
Because grooving is two, therefore corresponding with grooving barrel lenght is longer, improves cylinder strength and cylindrical shell can be made smoothly relative to link rotatable by two bearings.
In the draw-gear of above-mentioned sedimentation basin mud scraper, the quantity of described locating slot is twice and lays respectively at the inner side place at cylindrical shell two ends.
In the draw-gear of above-mentioned sedimentation basin mud scraper, described barrel port place has the positioning step of protrusion, and described barrel end is fixed with end cap by securing member, and above-mentioned bearing is between end cap and positioning step, described connecting rod is connected baffle ring, and above-mentioned bearing is resisted against on baffle ring.
Positioning step and end cap make bearing and cylindrical shell axial restraint, and baffle ring makes connecting rod and cylindrical shell axial restraint.The smooth and easy rotation of use procedure middle cylinder body can not come off by connecting rod.
In the draw-gear of above-mentioned sedimentation basin mud scraper, the inner side place at described cylindrical shell two ends all has positioning step, and described cylindrical shell two ends are all fixed with end cap, described connecting rod is fixed with two baffle rings, the quantity of described bearing is two, and above-mentioned two bearings are resisted against on corresponding baffle ring respectively.
Obviously, each bearing place is all to having positioning step, end cap and baffle ring.Each bearing can obtain axial restraint.
Compared with prior art, the draw-gear of this sedimentation basin mud scraper is owing to having multiple tracks independently grooving, and pull rope only encloses half around one in per pass grooving, after making pull rope break-in by the transition wheel below traction wheel, in the adjacent grooving of traction wheel, enclose half around one again.Can find out, although frictional force is less between one independent grooving and pull rope, multiple tracks grooving makes to have larger frictional force between pull rope and whole traction wheel.Therefore, it can prevent pull rope around together, can also improve transmission stability simultaneously.
In addition, this device is only made up of a traction wheel and a transition wheel, and structure is simple, has higher practical value.
Accompanying drawing explanation
Fig. 1 is the main TV structure schematic diagram of the draw-gear of this sedimentation basin mud scraper.
Fig. 2 is the right TV structure schematic diagram of the draw-gear of this sedimentation basin mud scraper.
Fig. 3 is the partial structurtes schematic diagram at traction wheel and transition wheel place in the draw-gear of this sedimentation basin mud scraper.
Fig. 4 is the sectional structure schematic diagram of transition wheel in the draw-gear of this sedimentation basin mud scraper.
In figure, 1, frame; 2, motor; 3, traction wheel; 3a, grooving; 4, transition wheel; 4a, connecting rod; 4b, cylindrical shell; 4b1, positioning step; 4b2, baffle ring; 5, bearing; 6, end cap; 7, pull rope.
Detailed description of the invention
As depicted in figs. 1 and 2, the draw-gear of this sedimentation basin mud scraper comprises frame 1, motor 2 and traction wheel 3.
As shown in Figure 3, motor 2 is connected in frame 1 and the rotating shaft of motor 2 and traction wheel 3 are connected, and traction wheel 3 sidepiece has twice independently and grooving 3a recessed ringwise.Frame 1 also has a transition wheel 4 and transition wheel 4 sidepiece and above-mentioned grooving 3a just right.
As shown in Figure 4, transition wheel 4 comprises connecting rod 4a and tubular cylindrical shell 4b, cylindrical shell 4b are enclosed within connecting rod 4a, and cylindrical shell 4b can rotate relative to connecting rod 4a, and per pass grooving 3a is all just right with cylindrical shell 4b sidepiece.
Bearing 5 is also provided with between cylindrical shell 4b and connecting rod 4a.In the present embodiment, cylindrical shell 4b port has the positioning step 4b1 of protrusion, and cylindrical shell 4b end is fixed with end cap 6 by securing member; Connecting rod 4a is connected baffle ring 4b2, and the outer ring of bearing 5 is between positioning step 4b1 and end cap 6, and bearing 5 inner ring is resisted against on baffle ring 4b2, thus is axially connected in firmly on connecting rod 4a by cylindrical shell 4b, certainly, needs first will dismantle end cap 6 during dismounting.The quantity of bearing 5 is two, and bearing 5 lays respectively at the inner side at cylindrical shell 4b two ends place.Certainly, each bearing 5 is by above-mentioned locate mode to its axial location.
Certainly, in order to simplify structure, to adopt another mode to be axially fixed in by cylindrical shell connecting rod is also feasible.Specifically, there is inside cylindrical shell recessed twice locating slot, two detents lay respectively at the inner side place at the two ends of cylindrical shell, above-mentioned bearing portions is positioned at locating slot place, the quantity of bearing is also two, and per pass locating slot place is all positioned with a bearing, certainly, locating slot is used to location bearing outer ring, and bearing inner race is directly connected on connecting rod.
A pull rope 7 wherein grooving 3a is interior around a circle half, and transition wheel 4 encloses partly around one after a circle half reverse in the grooving 3a that another one is adjacent again.Pull rope 7 only in grooving 3a around a circle half, and due to per pass grooving 3a be independently, therefore pull rope 7 can not be connected together on traction wheel 3.Multiple tracks grooving 3a adds the frictional force between pull rope 7 and traction wheel 3, motor 2 drives in traction wheel 3 rotation process and pull rope 7 can be driven smoothly to move, thus by the cleaning shoe alternating translational in the stable drive sedimentation basin of the pull rope 7 of movement, the mud bottom scavenger precipitation pond.In the present embodiment, motor has overload protecting circuit, once motor cannot drive traction wheel rotate after, motor power cuts off by overload protecting circuit, avoids motor damage.
Claims (7)
1. the draw-gear of a sedimentation basin mud scraper, comprise frame (1), motor (2) and the traction wheel (3) for being connected with pull rope (7), the frame (1) that is connected in motor (2) goes up and the rotating shaft of motor (2) and traction wheel (3) are connected, it is characterized in that, described traction wheel (3) sidepiece has independently and the ringwise recessed grooving (3a) in some roads, described frame (1) also has a transition wheel (4) and transition wheel (4) sidepiece and above-mentioned grooving (3a) just right, described transition wheel (4) comprises connecting rod (4a) and tubular cylindrical shell (4b), cylindrical shell (4b) be enclosed within connecting rod (4a) upper and its can rotate relative to connecting rod (4a), above-mentioned per pass grooving (3a) is all just right with cylindrical shell (4b) sidepiece, bearing (5) is also provided with between described cylindrical shell (4b) and connecting rod (4a).
2. the draw-gear of sedimentation basin mud scraper according to claim 1, is characterized in that, the quantity of described grooving (3a) is at least twice.
3. the draw-gear of sedimentation basin mud scraper according to claim 1 and 2, is characterized in that, described cylindrical shell (4b) inner side has recessed locating slot, and described bearing (5) part is positioned at locating slot place.
4. the draw-gear of sedimentation basin mud scraper according to claim 3, is characterized in that, the quantity of described bearing (5) is two and lays respectively at the inner side place at cylindrical shell (4b) two ends.
5. the draw-gear of sedimentation basin mud scraper according to claim 3, is characterized in that, the quantity of described locating slot is twice and lays respectively at the inner side place at cylindrical shell (4b) two ends.
6. the draw-gear of sedimentation basin mud scraper according to claim 1 and 2, it is characterized in that, described cylindrical shell (4b) port has the positioning step (4b1) of protrusion, described cylindrical shell (4b) end is fixed with end cap (6) by securing member, described bearing (5) is positioned between end cap (6) and positioning step (4b1), described connecting rod (4a) is connected baffle ring (4b2), and described bearing (5) is resisted against on baffle ring (4b2).
7. the draw-gear of sedimentation basin mud scraper according to claim 6, it is characterized in that, the inner side place at described cylindrical shell (4b) two ends all has positioning step (4b1), described cylindrical shell (4b) two ends are all fixed with end cap (6), described connecting rod (4a) is fixed with two baffle rings (4b2), the quantity of described bearing (5) is two, and described two bearings (5) are resisted against on corresponding baffle ring (4b2) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210567985.7A CN102974135B (en) | 2012-12-24 | 2012-12-24 | A kind of draw-gear of sedimentation basin mud scraper |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210567985.7A CN102974135B (en) | 2012-12-24 | 2012-12-24 | A kind of draw-gear of sedimentation basin mud scraper |
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| Publication Number | Publication Date |
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| CN102974135A CN102974135A (en) | 2013-03-20 |
| CN102974135B true CN102974135B (en) | 2015-09-02 |
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| CN201210567985.7A Active CN102974135B (en) | 2012-12-24 | 2012-12-24 | A kind of draw-gear of sedimentation basin mud scraper |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108211437A (en) * | 2018-01-23 | 2018-06-29 | 金山环保集团有限公司 | A kind of single track mud scraper |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85100980B (en) * | 1985-04-01 | 1986-05-10 | 水利电力部华北电力设计院 | Endless rope winch of double drums and vertical groove type |
| US5422006A (en) * | 1992-07-09 | 1995-06-06 | Huber; Hans G. | Underwater clearing device for round sewage treatment basins |
| CN2206773Y (en) * | 1994-10-26 | 1995-09-06 | 宁波东方电力机具制造公司 | Self-driving double reel traction engine |
| CN202605797U (en) * | 2012-05-10 | 2012-12-19 | 净化控股集团有限公司 | Settling pond and anti-disturbance underwater mud scraper thereof |
| CN203303699U (en) * | 2012-12-24 | 2013-11-27 | 净化控股集团有限公司 | Traction device of sedimentation basin mud scraper |
-
2012
- 2012-12-24 CN CN201210567985.7A patent/CN102974135B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85100980B (en) * | 1985-04-01 | 1986-05-10 | 水利电力部华北电力设计院 | Endless rope winch of double drums and vertical groove type |
| US5422006A (en) * | 1992-07-09 | 1995-06-06 | Huber; Hans G. | Underwater clearing device for round sewage treatment basins |
| CN2206773Y (en) * | 1994-10-26 | 1995-09-06 | 宁波东方电力机具制造公司 | Self-driving double reel traction engine |
| CN202605797U (en) * | 2012-05-10 | 2012-12-19 | 净化控股集团有限公司 | Settling pond and anti-disturbance underwater mud scraper thereof |
| CN203303699U (en) * | 2012-12-24 | 2013-11-27 | 净化控股集团有限公司 | Traction device of sedimentation basin mud scraper |
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| Publication number | Publication date |
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| CN102974135A (en) | 2013-03-20 |
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Address after: Taizhou City, Zhejiang province 317605 Yuhuan County science and Technology Industrial Park section Truman Patentee after: Purification of holdings Limited by Share Ltd Address before: Taizhou City, Zhejiang province 317605 Yuhuan County science and Technology Industrial Park section Truman Patentee before: Water Treatment Holding Group Co., Ltd. |
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Denomination of invention: Traction device of sedimentation basin mud scraper Effective date of registration: 20190626 Granted publication date: 20150902 Pledgee: Yuhuan Branch of China Construction Bank Co., Ltd. Pledgor: Purification of holdings Limited by Share Ltd Registration number: 2019330000171 |