CN204676511U - A kind of transmission traction mechanism of trash rake - Google Patents
A kind of transmission traction mechanism of trash rake Download PDFInfo
- Publication number
- CN204676511U CN204676511U CN201520227958.4U CN201520227958U CN204676511U CN 204676511 U CN204676511 U CN 204676511U CN 201520227958 U CN201520227958 U CN 201520227958U CN 204676511 U CN204676511 U CN 204676511U
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- CN
- China
- Prior art keywords
- sprocket
- bearing housing
- trash rake
- traction mechanism
- chain tensioner
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Abstract
The utility model relates to a kind of transmission traction mechanism of trash rake, the left and right sides of upper axle is separately installed with the driving chain sprocket driving tooth harrow, two ends, upper axle left and right are supported on bearing housing respectively, it is outer and be provided with driven sprocket that bearing housing is stretched out in one end of upper axle, driven sprocket is connected with sprocket for main drive by driving chain, sprocket for main drive is arranged on the output shaft of motor reducer, copper sheathing is respectively equipped with in upper bearing housing, copper sheathing is set on the axle journal of axle, the top of upper bearing housing is hinged with hanging screw respectively, the both sides, front and back of upper bearing housing are stuck in guide rail, guide rail is fixed in the frame of trash rake, hanging screw is connected with and hangs tight nut, the lower surface hanging tight nut is resisted against and hangs tight on crossbearer, the two ends hanging tight crossbearer are separately fixed at the upper end of guide rail.The slack list of driving chain is engaged with tightener sprocket.The transmission traction mechanism of this trash rake can regulate the elasticity of conduction chain and driving chain easily.
Description
Technical field
The utility model relates to a kind of riverway waste cleaning machine, particularly a kind of transmission traction mechanism of trash rake.
Background technology
In order to tackle and clear up swim in the water surface duckweed, pasture and water or other floating thing, the positions such as the intake of power station or water treatment plant are often provided with trash rake.Trash rake is provided with some evenly distributed and grizzly bars be obliquely installed for stopping floating thing, when current flow through, floating thing in current is blocked in grizzly bar front by grizzly bar, rake teeth is embedded with respectively in the gap of grizzly bar, often arranging rake teeth relies on the conduction chain be positioned at outside grizzly bar upwards to draw, and the two ends up and down of conduction chain are wrapped on driving chain sprocket respectively.The driving chain sprocket on top is arranged on the left and right sides of axle, the two ends, left and right of upper axle are supported on bearing housing respectively, it is outer and be provided with driven sprocket that bearing housing is stretched out in one end of upper axle, driven sprocket is connected with sprocket for main drive by driving chain, and sprocket for main drive is arranged on the output shaft of motor reducer.
During work, motor reducer drives sprocket for main drive to rotate, and sprocket for main drive drives driven sprocket and upper axle to rotate by driving chain, and upper axle drives driving chain sprocket to rotate, thus drives rake teeth to move upward, and the floating thing of interception is transported river surface.
Because conduction chain drives rake teeth to run, so installation accuracy requires higher, need the tension-adjusting gear that conduction chain is set.And for driving chain, in order to ensure reliability of operation, also need to arrange driving chain tension-adjusting gear.
Utility model content
The purpose of this utility model is, overcomes problems of the prior art, provides a kind of transmission traction mechanism of trash rake, can regulate the elasticity of conduction chain easily.
For solving above technical problem, the transmission traction mechanism of a kind of trash rake of the utility model, comprise motor reducer and upper axle, the left and right sides of described upper axle is separately installed with the driving chain sprocket driving tooth harrow, the two ends, left and right of described upper axle are supported on bearing housing respectively, it is outer and be provided with driven sprocket that described upper bearing housing is stretched out in one end of described upper axle, described driven sprocket is connected with sprocket for main drive by driving chain, described sprocket for main drive is arranged on the output shaft of described motor reducer, copper sheathing is respectively equipped with in described upper bearing housing, described copper sheathing is set on the axle journal of described upper axle, the top of described upper bearing housing is hinged with hanging screw respectively, the both sides, front and back of described upper bearing housing to be stuck in guide rail and can to move up and down along guide rail, described guide rail is fixed in the frame of trash rake, described hanging screw is connected with and hangs tight nut, the described lower surface hanging tight nut is resisted against and hangs tight on crossbearer, the described two ends hanging tight crossbearer are separately fixed at the upper end of described guide rail.
Relative to prior art, the utility model achieves following beneficial effect: when conduction chain is partially loose, precession hangs tight and hangs tight nut above crossbearer, hang tight nut by hanging screw upwards tractive, hanging screw is by upper bearing housing upwards tractive, and upper bearing housing to move up a segment distance along guide rail, thus the center to center distance of axle and lower shaft is increased, by conduction chain tensioning, prevent conduction chain from driving.Otherwise, precession hangs tight and hangs tight nut above crossbearer, hang tight nut by hanging screw upwards tractive, hanging screw is by upper bearing housing upwards tractive, upper bearing housing to move up a segment distance along guide rail, thus the center to center distance of axle and lower shaft is increased, by conduction chain tensioning, avoid conduction chain to drive during tooth harrow and collide on grid body.If conduction chain is too tight, can unscrews to hang tight and hang tight nut above crossbearer, under the effect of tooth harrow deadweight, hanging screw, upper bearing housing and upper axle fall, and the center to center distance of upper axle and lower shaft reduces, and conduction chain is fluffed.
As preferred version of the present utility model, the slack list of described driving chain is engaged with tightener sprocket, described tightener sprocket to be fixed on chain tensioner spindle and to be provided with bearing between the endoporus of tightener sprocket and chain tensioner spindle, described chain tensioner spindle is fixed on vertical steel plate, the two ends up and down of described vertical steel plate are welded with horizontal steel plate respectively, and the root of described horizontal steel plate is welded in described frame respectively.The slack list of driving chain is inwardly opened by tightener sprocket, and driving chain can be made to become tight; Reverse adjustment then fluffs, thus regulates the elasticity of driving chain; Achieve driving chain and each self-regulation of conduction chain, be independent of each other.
As preferred version of the present utility model, the middle part of described vertical steel plate is provided with the kidney-shaped elongated slot of vertically Axis Extension, and described chain tensioner spindle passes from described kidney-shaped elongated slot.Chain tensioner spindle can slide along kidney-shaped elongated slot, locks after adjusting to correct position, makes the adjustment of driving chain very efficient and convenient.
As preferred version of the present utility model, the both sides that described chain tensioner spindle contacts with described kidney-shaped elongated slot are plane, and the groove width of distance between two planes and described kidney-shaped elongated slot is suitable.The plane of chain tensioner spindle both sides is stuck in kidney-shaped elongated slot, can prevent chain tensioner spindle from rotating.
As preferred version of the present utility model, the middle part of described chain tensioner spindle is provided with positioning step, the termination, side that described chain tensioner spindle fixes described tightener sprocket is provided with screw hole, described screw hole extends internally along the axis of described chain tensioner spindle, and the other end of described chain tensioner spindle is provided with external screw thread.Positioning step is resisted against the effect vertical steel plate playing axial location, tightener sprocket is arranged on after on chain tensioner spindle, presses cover plate, screw is screwed in screw hole and is fixed by tightener sprocket, the tail end of chain tensioner spindle, through the kidney-shaped elongated slot of vertical steel plate, then screws on nut and is fixed.
As preferred version of the present utility model, described in hang tight crossbearer both sides be up and down respectively equipped with described in hang tight nut.The nut that hangs tight hanging tight the upper and lower both sides of crossbearer jointly screws and hanging screw reliably can be fixed.
As preferred version of the present utility model, described in hang tight crossbearer top be pressed with described in two and hang tight nut.Two of hanging tight above crossbearer hang tight nut and screw simultaneously, can play anti-loose also cap effect.
Accompanying drawing explanation
Be described in further detail the utility model below in conjunction with the drawings and specific embodiments, accompanying drawing only provides reference and explanation use, is not used to limit the utility model.
Fig. 1 is the front view of the transmission traction mechanism of the utility model trash rake.
Fig. 2 is the structure chart of upper axis adjustment device in Fig. 1.
Fig. 3 is the sectional view along A-A in Fig. 2.
Fig. 4 is the tightener sprocket installation drawing of driving chain in Fig. 1.
Fig. 5 is the right view of vertical steel plate in Fig. 4.
Fig. 6 is the structural representation of chain tensioner spindle in Fig. 4.
Fig. 7 is the sectional view along B-B in Fig. 6.
In figure: 1. motor reducer; 2. sprocket for main drive; 3. driving chain; 4. driven sprocket; 5. go up axle; 6. go up bearing housing; 7. driving chain sprocket; 8. copper sheathing; 9. hanging screw; 10. hang tight nut; 11. guide rails; 12. hang tight crossbearer; 13. tightener sprockets; 14. chain tensioner spindles; 14a. positioning step; 14b. screw hole; 14c. plane; 15. vertical steel plates; 15a. kidney-shaped elongated slot; 16. horizontal steel plates; 17. cover plates.
Detailed description of the invention
As shown in Figures 1 to 7, the transmission traction mechanism of the utility model trash rake comprises motor reducer 1 and upper axle 5, the left and right sides of upper axle 5 is separately installed with the driving chain sprocket 7 driving tooth harrow, the two ends, left and right of upper axle 5 are supported on bearing housing 6 respectively, it is outer and be provided with driven sprocket 4 that bearing housing 6 is stretched out in one end of upper axle 5, driven sprocket 4 is connected with sprocket for main drive 2 by driving chain 3, sprocket for main drive 2 is arranged on the output shaft of motor reducer 1, copper sheathing 8 is respectively equipped with in upper bearing housing 6, copper sheathing 8 is set on the axle journal of axle 5, the top of upper bearing housing 6 is hinged with hanging screw 9 respectively, the both sides, front and back of upper bearing housing 6 to be stuck in guide rail 11 and can to move up and down along guide rail 11, guide rail 11 is fixed in the frame of trash rake, hanging screw 9 is connected with and hangs tight nut 10, the lower surface hanging tight nut 10 is resisted against and hangs tight on crossbearer 12, the two ends hanging tight crossbearer 12 are separately fixed at the upper end of guide rail 11.
When conduction chain is partially loose, precession hangs tight and hangs tight nut 10 above crossbearer 12, hang tight nut 10 by hanging screw 9 upwards tractive, hanging screw 9 is by upper bearing housing 6 upwards tractive, upper bearing housing 6 to move up a segment distance along guide rail 11, thus axle 5 is increased with the center to center distance of lower shaft, by conduction chain tensioning, prevent conduction chain from driving.Otherwise, precession hangs tight and hangs tight nut 10 above crossbearer 12, hang tight nut 10 by hanging screw 9 upwards tractive, hanging screw 9 is by upper bearing housing 6 upwards tractive, upper bearing housing 6 to move up a segment distance along guide rail 11, thus axle 5 is increased with the center to center distance of lower shaft, by conduction chain tensioning, avoid conduction chain to drive during tooth harrow and collide on grid body.If conduction chain is too tight, can unscrews to hang tight and hang tight nut 10 above crossbearer 12, under the effect of tooth harrow deadweight, hanging screw 9, upper bearing housing 6 and upper axle 5 fall, and upper axle 5 reduces with the center to center distance of lower shaft, and conduction chain is fluffed.
The slack list of driving chain 3 is engaged with tightener sprocket 13, tightener sprocket 13 to be fixed on chain tensioner spindle 14 and to be provided with bearing between the endoporus of tightener sprocket 13 and chain tensioner spindle 14, chain tensioner spindle 14 is fixed on vertical steel plate 15, the two ends up and down of vertical steel plate 15 are welded with horizontal steel plate 16 respectively, and the root of horizontal steel plate 16 is welded in frame respectively.The slack list of driving chain 3 is inwardly opened by tightener sprocket 13, and driving chain 3 can be made to become tight; Reverse adjustment then fluffs, thus regulates the elasticity of driving chain 3.
The middle part of vertical steel plate 15 is provided with the kidney-shaped elongated slot 15a of vertically Axis Extension, and chain tensioner spindle 14 passes from kidney-shaped elongated slot 15a.Chain tensioner spindle 14 can slide along kidney-shaped elongated slot 15a, locks, make the adjustment of driving chain 3 very efficient and convenient after adjusting to correct position.
The both sides that chain tensioner spindle 14 contacts with kidney-shaped elongated slot 15a are plane 14c, and the groove width of distance between two plane 14c and kidney-shaped elongated slot 15a is suitable.The plane 14c of chain tensioner spindle 14 both sides is stuck in kidney-shaped elongated slot 15a, can prevent chain tensioner spindle 14 from rotating.
The middle part of chain tensioner spindle 14 is provided with positioning step 14a, and the termination, side of chain tensioner spindle 14 fixed tensioning sprocket wheel 13 is provided with screw hole 14b, and screw hole 14b extends internally along the axis of chain tensioner spindle 14, and the other end of chain tensioner spindle 14 is provided with external screw thread.Positioning step 14a is resisted against the effect vertical steel plate 15 playing axial location, tightener sprocket 13 is arranged on after on chain tensioner spindle 14, press cover plate 17, screw is screwed in screw hole 14b tightener sprocket 13 is fixed, the tail end of chain tensioner spindle 14, through the kidney-shaped elongated slot 15a of vertical steel plate 15, then screws on nut and is fixed.
The both sides up and down hanging tight crossbearer 12 are respectively equipped with and hang tight nut 10.The nut 10 that hangs tight hanging tight crossbearer about 12 both sides jointly screws and hanging screw 9 reliably can be fixed.
The top hanging tight crossbearer 12 is pressed with two and hangs tight nut 10.Two of hanging tight above crossbearer 12 hang tight nut 10 and screw simultaneously, can play anti-loose also cap effect.
The foregoing is only the better possible embodiments of the utility model, non-ly therefore limit to scope of patent protection of the present utility model.In addition to the implementation, the utility model can also have other embodiments.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop in the protection domain of the utility model requirement.
Claims (7)
1. the transmission traction mechanism of a trash rake, comprise motor reducer and upper axle, the left and right sides of described upper axle is separately installed with the driving chain sprocket driving tooth harrow, the two ends, left and right of described upper axle are supported on bearing housing respectively, it is outer and be provided with driven sprocket that described upper bearing housing is stretched out in one end of described upper axle, described driven sprocket is connected with sprocket for main drive by driving chain, described sprocket for main drive is arranged on the output shaft of described motor reducer, it is characterized in that: in described upper bearing housing, be respectively equipped with copper sheathing, described copper sheathing is set on the axle journal of described upper axle, the top of described upper bearing housing is hinged with hanging screw respectively, the both sides, front and back of described upper bearing housing to be stuck in guide rail and can to move up and down along guide rail, described guide rail is fixed in the frame of trash rake, described hanging screw is connected with and hangs tight nut, the described lower surface hanging tight nut is resisted against and hangs tight on crossbearer, the described two ends hanging tight crossbearer are separately fixed at the upper end of described guide rail.
2. the transmission traction mechanism of trash rake according to claim 1, it is characterized in that: the slack list of described driving chain is engaged with tightener sprocket, described tightener sprocket to be fixed on chain tensioner spindle and to be provided with bearing between the endoporus of tightener sprocket and chain tensioner spindle, described chain tensioner spindle is fixed on vertical steel plate, the two ends up and down of described vertical steel plate are welded with horizontal steel plate respectively, and the root of described horizontal steel plate is welded in described frame respectively.
3. the transmission traction mechanism of trash rake according to claim 2, is characterized in that: the middle part of described vertical steel plate is provided with the kidney-shaped elongated slot of vertically Axis Extension, and described chain tensioner spindle passes from described kidney-shaped elongated slot.
4. the transmission traction mechanism of trash rake according to claim 3, is characterized in that: the both sides that described chain tensioner spindle contacts with described kidney-shaped elongated slot are plane, and the groove width of distance between two planes and described kidney-shaped elongated slot is suitable.
5. the transmission traction mechanism of the trash rake according to Claims 2 or 3, it is characterized in that: the middle part of described chain tensioner spindle is provided with positioning step, the termination, side that described chain tensioner spindle fixes described tightener sprocket is provided with screw hole, described screw hole extends internally along the axis of described chain tensioner spindle, and the other end of described chain tensioner spindle is provided with external screw thread.
6. the transmission traction mechanism of trash rake according to claim 1, is characterized in that: described in hang tight crossbearer both sides be up and down respectively equipped with described in hang tight nut.
7. the transmission traction mechanism of trash rake according to claim 6, is characterized in that: described in hang tight crossbearer top be pressed with described in two and hang tight nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520227958.4U CN204676511U (en) | 2015-04-16 | 2015-04-16 | A kind of transmission traction mechanism of trash rake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520227958.4U CN204676511U (en) | 2015-04-16 | 2015-04-16 | A kind of transmission traction mechanism of trash rake |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204676511U true CN204676511U (en) | 2015-09-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520227958.4U Expired - Fee Related CN204676511U (en) | 2015-04-16 | 2015-04-16 | A kind of transmission traction mechanism of trash rake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204676511U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107558458A (en) * | 2017-09-01 | 2018-01-09 | 黄河水利委员会黄河机械厂 | Canal for water conveyance planktonic algae mechanical alga removal device |
| CN108545409A (en) * | 2018-03-19 | 2018-09-18 | 无锡洲翔成套焊接设备有限公司 | A kind of strong cross conveyor of Two bors d's oeuveres weldering |
| CN109089568A (en) * | 2018-09-12 | 2018-12-28 | 凤城市联发农机制造有限公司 | Hay cutter multiple roll linkage feeding mechanism |
| CN109680663A (en) * | 2017-10-18 | 2019-04-26 | 岭东核电有限公司 | Nuclear power station rotary type trash cleaning device |
| CN109680664A (en) * | 2017-10-18 | 2019-04-26 | 中广核研究院有限公司 | Nuclear power station compact rotary type trash cleaning device |
| CN111528086A (en) * | 2020-06-16 | 2020-08-14 | 扬州大学 | Smart volume pollination system of vegetables |
| CN112827224A (en) * | 2020-12-31 | 2021-05-25 | 上海远动科技有限公司 | Walking device of waterworks mud suction crane |
-
2015
- 2015-04-16 CN CN201520227958.4U patent/CN204676511U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107558458A (en) * | 2017-09-01 | 2018-01-09 | 黄河水利委员会黄河机械厂 | Canal for water conveyance planktonic algae mechanical alga removal device |
| CN109680663A (en) * | 2017-10-18 | 2019-04-26 | 岭东核电有限公司 | Nuclear power station rotary type trash cleaning device |
| CN109680664A (en) * | 2017-10-18 | 2019-04-26 | 中广核研究院有限公司 | Nuclear power station compact rotary type trash cleaning device |
| CN108545409A (en) * | 2018-03-19 | 2018-09-18 | 无锡洲翔成套焊接设备有限公司 | A kind of strong cross conveyor of Two bors d's oeuveres weldering |
| CN109089568A (en) * | 2018-09-12 | 2018-12-28 | 凤城市联发农机制造有限公司 | Hay cutter multiple roll linkage feeding mechanism |
| CN111528086A (en) * | 2020-06-16 | 2020-08-14 | 扬州大学 | Smart volume pollination system of vegetables |
| CN112827224A (en) * | 2020-12-31 | 2021-05-25 | 上海远动科技有限公司 | Walking device of waterworks mud suction crane |
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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: 20150930 Termination date: 20200416 |
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| CF01 | Termination of patent right due to non-payment of annual fee |