CN201087333Y - Split type snow grader for land leveller - Google Patents
Split type snow grader for land leveller Download PDFInfo
- Publication number
- CN201087333Y CN201087333Y CNU2007200972511U CN200720097251U CN201087333Y CN 201087333 Y CN201087333 Y CN 201087333Y CN U2007200972511 U CNU2007200972511 U CN U2007200972511U CN 200720097251 U CN200720097251 U CN 200720097251U CN 201087333 Y CN201087333 Y CN 201087333Y
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- shaft body
- rotary shaft
- pusher
- split type
- land leveller
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Abstract
The utility model relates to a split snow push device used for a ground smoothing machine, and belongs to the technical field of push machines. The split snow push device used for the ground smoothing machine is composed of a frame, a shaft, a rotor shaft body and a left and a right shovel bodies, wherein, the shaft is arranged on the frame, the rotor shaft body is arranged on the shaft, and the shovel bodies are arranged on the rotor shaft body. The utility model is characterized in that the rotor shaft body is composed of a rotor shaft body 1 and a rotor shaft body 2, the rotor shaft body is provided with an upper pressure plate and a lower pressure plate, the rotor shaft body 1, the rotor shaft body 2, the upper pressure plate and the lower pressure plate are arranged on the frame by the shaft, and the integration of the rotor shaft body is in a shape of drum type outer outline. The utility model has angles which the left and the right shovel bodies can rotate arbitrarily to reach, and any gap is not existed between the shovel bodies and the rotor shaft bodies. The utility model has the advantages of simple structure, easy mounting, beautiful appearance, good snow push effect, etc.
Description
Technical field
The utility model belongs to the promotion field of mechanical technique, particularly relates to the split type snow-pusher of a kind of land leveller.
Background technology
At present, pushing snowboard is one of important snow removing equipment, before the accumulated snow compacting in order to accumulated snow is directly rooted out.Snow blade generally is fitted in the front of land leveller, relies on land leveller to travel and does snow pushing power.The form of structure of pushing snowboard mainly contains integral type and split type two kinds.Integral type is meant that the shovel body of pushing snowboard is an overall structure, and the pushing snowboard deflection angle is little, and the split type shovel body of pushing snowboard that is meant is divided into left and right sides two parts, about the shovel body by intermediate rotary shaft hinged, can rotate separately separately, deflection angle is big.Produce the gap in the middle of when there is the rotation of shovel body in this split type snow-pusher, influence technical problem such as snow pushing effect.
Summary of the invention
The technical problem of the utility model for existing in the solution known technology, and provide a kind of land leveller split type snow-pusher.
It is a kind of simple in structure, easy to operate, safe and reliable that the purpose of this utility model provides, about the shovel body around the shaft in the certain angle scope rotation arbitrarily angled inter-engagement place do not have the gap, have automatic deflection mechanism and buffer, the snow-pusher that integral body can parallel lifting.
The utility model is taked following technical scheme:
The split type snow-pusher of land leveller, constitute by framework, axle, rotary shaft body and shovel body, axle is installed on the framework, on the axle rotary shaft body is housed, the shovel body is contained on the rotary shaft body, and be characterized in: rotary shaft body is made of rotary shaft body I and rotary shaft body II, and rotary shaft body is equipped with top board and lower platen, rotary shaft body I, rotary shaft body II, top board, lower platen are installed on the framework by axle, and integral body is dolioform outline.
The utility model can also adopt following technical measures:
The split type snow-pusher of described land leveller is characterized in: rotary shaft body I, rotary shaft body II, top board, lower platen integral body are circular-arc dolioform outline.
The split type snow-pusher of described land leveller, be characterized in: the right shovel of rotary shaft body I welding body, rotary shaft body II welding left side shovel body, about shovel body below straight blade is housed, about the whole outline of a side of shovel body welding rotary shaft body and dolioform rotating shaft spatially tangent.
The split type snow-pusher of described land leveller is characterized in: the straight blade of shovel body below is spatially tangent near the whole outline of rotary shaft body one side and dolioform rotary shaft body about being installed in.
The split type snow-pusher of described land leveller is characterized in: arc circular cone perching knife is housed on the lower platen, and arc circular cone perching knife is the center with the rotating shaft center, the tangential of plain line of perching knife and lower platen.
The split type snow-pusher of described land leveller, be characterized in: framework connects elevating mechanism, be provided with the rotating mechanism that the block rubber of high shear rigidity is connected with bearing pin between the header board of framework and elevating mechanism, bearing pin is installed and is made framework and preceding distance between plates from the installation requirement that reaches block rubber.
The split type snow-pusher of described land leveller is characterized in: elevating mechanism by header board, the back plate that links to each other with the land leveller forebay, be connected the connecting rod of plate behind the header board, respectively with header board after the hinged hoist cylinder of plate form; Connecting rod is an equal length, and plate forms parallelogram four-bar linkage behind installation back and the header board.
The split type snow-pusher of described land leveller, be characterized in: hoist cylinder has hydraulic locking apparatus, still can keep certain pressure after the oil cylinder elongation.
The split type snow-pusher of described land leveller; be characterized in: hoist cylinder is equipped with the hydraulic protecting buffer; comprise accumulator, electromagnetic valve, bidirectional hydraulic lock, banked direction control valves and hydraulic pump; connect electromagnetic valve by the oil circuit accumulator; solenoid control connects hoist cylinder and bidirectional hydraulic lock, and bidirectional hydraulic lock is connected by banked direction control valves and hydraulic pump.
Advantage that the utlity model has and good effect:
Owing to the rotating shaft after rotary shaft body I, rotary shaft body II, top board, lower platen, the framework installation, integral body is dolioform outline in the rotating mechanism.About a side of shovel body welding rotary shaft body spatially tangent with the whole outline of dolioform rotating shaft, the arc perching knife on the lower platen, make between straight blade and the arc perching knife also almost be paste fully with.About the shovel body rotate any accessible angle, do not have the gap between shovel body and the rotating shaft, the pole of supporting left and right sides perching knife constitutes by three sections, on adjustment hole is arranged, can regulate length, fix with latch.Rotate arbitrarily angled and accumulated snow can not missed, the snow removing effect is very good.
Automatically in the deflection mechanism, change greatly when running into the ground inclination degree, land leveller assembling back horizontal error is big, the snow blade foozle big etc. situation, rotating mechanism integral body can deflection by a small margin around about bearing pin, makes perching knife and ground keep being adjacent to state, does not influence the snow removing effect.
Connecting rod is an equal length in the elevating mechanism, and hoist cylinder is flexible to make the parallel lifting of header board, drives automatic deflection mechanism, the parallel lifting of rotating mechanism, and snow-pusher can not make the shovel body tilt to remove the snow effective at arbitrary height.
Buffer is worked as perching knife and is run into obstacle, the hoist cylinder pressure is greater than the accumulator starting pressure, the accumulator topping up, the hoist cylinder retraction is after perching knife lifts and surmounts obstacles, in the action of gravity of shovel body own, accumulator discharges liquid, hoist cylinder elongation, snow-pusher keep perching knife and ground to be adjacent under the effect of deadweight and hoist cylinder.
Advantage such as that the utility model also has is simple in structure, be easy to installation, good looking appearance, snow pushing are effective.
Description of drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is the plan structure schematic diagram of Fig. 1;
Fig. 3 is that the A of Fig. 1 is to shovel body deployed configuration schematic diagram;
Fig. 4 is that the A of Fig. 1 spends structural representations to shovel body rotation 30;
Fig. 5 is the buffer structural representation.
Among the figure, 1, bearing I; 2, bearing I I; 3, axle; 4, rotary shaft body I; 5, top board; 6, rotary shaft body II; 7, oil cylinder; 8, framework; 9, holding screw; 10, packing ring I; 11, nut I; 12, soket head cap screw I; 13, packing ring II; 14, nut II; 15, soket head cap screw II; 16, lower platen; 17, straight blade; 18, right shovel body; 19, pole; 20, left side shovel body; 21, arc circular cone perching knife; 22, shaft-cup; 23, block rubber; 24, bearing pin; 25, header board; 26, connecting rod; 27, hoist cylinder; 28, back plate; 29, bolt, 30, accumulator, 31, electromagnetic valve, 32, bidirectional hydraulic lock, 33, banked direction control valves, 34, hydraulic pump.
The specific embodiment
For further understanding content of the present utility model, characteristics and effect, exemplify following examples now, and conjunction with figs. is described in detail as follows:
Consult accompanying drawing 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5.
The split type snow-pusher of land leveller is made of framework 8, axle 3, rotary shaft body and shovel body, and axle 3 is installed on the framework 8, on the axle 3 rotary shaft body 4 is housed, the shovel body is contained on the rotary shaft body, and its rotary shaft body is made of rotary shaft body I4 and rotary shaft body II6, and rotary shaft body is equipped with top board 5 and lower platen 16.Rotary shaft body I4, rotary shaft body II6 are installed on the axle 3 by bearing I 1 and bearing I I2 respectively.Axle 3 is installed on the framework 8, and rotary shaft body I4, rotary shaft body II6, top board 5, lower platen 16 are installed on the framework 8 by axle 3, and integral body is circular-arc dolioform outline.
The right shovel of rotary shaft body I4 welding body 18, rotary shaft body II6 welding left side shovel body 20, about shovel body below straight blade 17 is housed, about the whole outline of a side of shovel body welding rotary shaft body and dolioform rotating shaft spatially tangent.The straight blade 17 of shovel body below is spatially tangent near the whole outline of rotary shaft body one side and dolioform rotary shaft body about being installed in.
Arc circular cone perching knife 21 is housed on the lower platen 16, and arc circular cone perching knife 21 is the center with rotating shaft 3 centers, the tangential of plain line of perching knife and lower platen 16.
Framework 8 connects elevating mechanisms, and 25 of the header boards of framework 8 and elevating mechanism are provided with the rotating mechanism that the block rubber 23 of high shear rigidity is connected with bearing pin 24, and bearing pin 24 installations make framework 8 and 25 distances of header board reach the installation requirement of block rubber 23.Elevating mechanism by header board 25, the back plate 28 that links to each other with the land leveller forebay, is connected the connecting rod 26 of header board 25 back plates 28, forms with the hinged hoist cylinder 27 of the back plate of header board 25 28 respectively; Connecting rod 26 is equal lengths, the back is installed forms parallelogram four-bar linkage with header board 25 back plates 28.Hoist cylinder 27 has hydraulic locking apparatus, still can keep certain pressure after the oil cylinder elongation.Hoist cylinder 27 is equipped with the hydraulic protecting buffer; comprise accumulator 30, electromagnetic valve 31, bidirectional hydraulic lock 32, banked direction control valves 33 and hydraulic pump 34; connect electromagnetic valve 31 by oil circuit accumulator 30; electromagnetic valve 31 control connection hoist cylinders 27 and bidirectional hydraulic lock 32, bidirectional hydraulic lock 32 is connected by banked direction control valves 33 and hydraulic pump 34.
The utility model land leveller is described as follows with the structure and the course of work of split type snow-pusher:
The snow-pusher front end is a rotating mechanism, the rear end is an elevating mechanism, hoist cylinder in the buffer control elevating mechanism is connected to overall structure by block rubber 23 in the automatic deflection mechanism in centre and bearing pin 24, and snow blade integral body is connected with the land leveller forebay by bolt 29.Wherein:
Rotating mechanism will be welded on right shovel body 18 inboards rotary shaft body I4 (on, following two), be welded on the rotary shaft body II6 of shovel body 20 inboards, a left side, top board 5, lower platen 16, framework 8, by axle 3 (on, following two) from last, following both direction runs through connection, and it is fastening with soket head cap screw II15, by nut 14, packing ring 13, soket head cap screw I12 installs arc perching knife 21 on lower platen 16, by holding screw 9, packing ring 10, nut 11 about straight blade 17 is installed below the shovel body, about a side of shovel body welding rotary shaft body, the whole outline of a side of the close rotary shaft body of straight blade of shovel body below and dolioform rotating shaft is spatially tangent about being installed in, support with pole 19 after the shovel body rotates to the angle that needs around the shaft about left and right sides oil cylinder 7 flexible drives, almost do not have the gap between shovel body inboard and the rotating shaft.This structure has reduced the gap between shovel body inboard and the rotating shaft, and the A of its good effect from Fig. 1 can embody in view (about the rotation of shovel body before and after view).
Automatically deflection mechanism is coupled together framework 8 and header board 25 by block rubber 23, and the centre is connected with shaft-cup 22 usefulness soket head cap screw I12 with bearing pin 24 and makes framework 8 and 25 distances of header board reach the installation requirement of block rubber 23.This is simple in structure, be easy to install, and changes greatly when running into the ground inclination degree, and afterwards horizontal error is big in the land leveller assembling, situations such as the snow-pusher foozle is big, rotating mechanism integral body can deflection by a small margin around about bearing pin, makes perching knife and ground keep being adjacent to state, does not influence the snow removing effect.
Elevating mechanism is formed by connecting header board 25, back plate 28 by connecting rod 26, hoist cylinder 27; hoist cylinder 27 is flexible; drivening rod 26 moves with the parallel-crank mechanism that header board 25, back plate 28 are constituted, and the parallel lifting of header board drives protection mechanism, the parallel lifting of rotating mechanism.This is simple in structure, and snow-pusher can not make the shovel body tilt at arbitrary height, and it is effective to remove the snow.
Buffer mainly is made up of accumulator 30, electromagnetic valve 31, hoist cylinder 27, bidirectional hydraulic lock 32, banked direction control valves 33 and hydraulic pump 34.When snow-pusher will be implemented the snow pushing operation, at first operate banked direction control valves 33, hoist cylinder 27 elongation perching knives are moved down be adjacent to ground; Banked direction control valves 33 is got back to meta then; Electromagnetic valve 31 is charged, turn-on accumulator 30.Accumulator 30 has certain starting pressure, makes hoist cylinder 27 have certain pressure, and snow-pusher keeps perching knife and ground to be adjacent under the effect of deadweight and hoist cylinder pressure.When perching knife runs into obstacle, hoist cylinder 27 pressures are greater than accumulator 31 starting pressures, accumulator 30 topping ups, hoist cylinder 27 retractions are after perching knife lifts and surmounts obstacles, under the action of gravity of shovel body own, accumulator 30 discharges liquid, hoist cylinder 27 elongations, and snow-pusher is under the effect of deadweight and hoist cylinder, keep perching knife and ground to be adjacent to, it is effective to remove the snow.This structure is installed simply by hydraulic control sensitivity, reliable, and realizability is good.
Claims (9)
1. split type snow-pusher of land leveller, constitute by framework, axle, rotary shaft body and shovel body, axle is installed on the framework, on the axle rotary shaft body is housed, the shovel body is contained on the rotary shaft body, and it is characterized in that: rotary shaft body is made of rotary shaft body I and rotary shaft body II, and rotary shaft body is equipped with top board and lower platen, rotary shaft body I, rotary shaft body II, top board, lower platen are installed on the framework by axle, and integral body is dolioform outline.
2. the split type snow-pusher of land leveller according to claim 1 is characterized in that: rotary shaft body I, rotary shaft body II, top board, lower platen integral body are circular-arc dolioform outline.
3. the split type snow-pusher of land leveller according to claim 1 and 2, it is characterized in that: the right shovel of rotary shaft body I welding body, rotary shaft body II welding left side shovel body, about shovel body below straight blade is housed, about the whole outline of a side of shovel body welding rotary shaft body and dolioform rotating shaft spatially tangent.
4. the split type snow-pusher of land leveller according to claim 3 is characterized in that: the straight blade of shovel body below is spatially tangent near the whole outline of rotary shaft body one side and dolioform rotary shaft body about being installed in.
5. the split type snow-pusher of land leveller according to claim 1 and 2 is characterized in that: arc circular cone perching knife is housed on the lower platen, and arc circular cone perching knife is the center with the rotating shaft center, the tangential of plain line of perching knife and lower platen.
6. the split type snow-pusher of land leveller according to claim 1 and 2, it is characterized in that: framework connects elevating mechanism, be provided with the rotating mechanism that the block rubber of high shear rigidity is connected with bearing pin between the header board of framework and elevating mechanism, bearing pin is installed and is made framework and preceding distance between plates from the installation requirement that reaches block rubber.
7. the split type snow-pusher of land leveller according to claim 6 is characterized in that: elevating mechanism by header board, the back plate that links to each other with the land leveller forebay, be connected the connecting rod of plate behind the header board, respectively with header board after the hinged hoist cylinder of plate form; Connecting rod is an equal length, and plate forms parallelogram four-bar linkage behind installation back and the header board.
8. the split type snow-pusher of land leveller according to claim 7, it is characterized in that: hoist cylinder has hydraulic locking apparatus, still can keep certain pressure after the oil cylinder elongation.
9. the split type snow-pusher of land leveller according to claim 7; it is characterized in that: hoist cylinder is equipped with the hydraulic protecting buffer; comprise accumulator, electromagnetic valve, bidirectional hydraulic lock, banked direction control valves and hydraulic pump; connect electromagnetic valve by the oil circuit accumulator; solenoid control connects hoist cylinder and bidirectional hydraulic lock, and bidirectional hydraulic lock is connected by banked direction control valves and hydraulic pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200972511U CN201087333Y (en) | 2007-08-27 | 2007-08-27 | Split type snow grader for land leveller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200972511U CN201087333Y (en) | 2007-08-27 | 2007-08-27 | Split type snow grader for land leveller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201087333Y true CN201087333Y (en) | 2008-07-16 |
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ID=39634927
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200972511U Expired - Fee Related CN201087333Y (en) | 2007-08-27 | 2007-08-27 | Split type snow grader for land leveller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201087333Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103422522A (en) * | 2012-03-26 | 2013-12-04 | 徐州徐工筑路机械有限公司 | Ramp processing device for land leveling machine |
| CN109930459A (en) * | 2017-12-19 | 2019-06-25 | 卡特彼勒路面机械公司 | Moldboard support construction for milling machine |
| CN112609625A (en) * | 2020-08-12 | 2021-04-06 | 龙工(上海)机械制造有限公司 | Automatic obstacle-surmounting snow pushing device |
| CN115142492A (en) * | 2022-07-29 | 2022-10-04 | 徐州徐工矿业机械有限公司 | Bulldozer blade device, articulated frame emergency wrecker and wrecker removing method |
-
2007
- 2007-08-27 CN CNU2007200972511U patent/CN201087333Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103422522A (en) * | 2012-03-26 | 2013-12-04 | 徐州徐工筑路机械有限公司 | Ramp processing device for land leveling machine |
| CN103422522B (en) * | 2012-03-26 | 2016-04-06 | 徐州徐工筑路机械有限公司 | Land leveller ramp treating apparatus |
| CN109930459A (en) * | 2017-12-19 | 2019-06-25 | 卡特彼勒路面机械公司 | Moldboard support construction for milling machine |
| CN112609625A (en) * | 2020-08-12 | 2021-04-06 | 龙工(上海)机械制造有限公司 | Automatic obstacle-surmounting snow pushing device |
| CN115142492A (en) * | 2022-07-29 | 2022-10-04 | 徐州徐工矿业机械有限公司 | Bulldozer blade device, articulated frame emergency wrecker and wrecker removing method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: DINGSHENG HEAVY INDUSTRY MACHINERY CO., LTD. Free format text: FORMER OWNER: DINGSHENG TIANGONG CONSTRUCTION MACHINERY CO., LTD. Effective date: 20110916 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20110916 Address after: 300384 Tianjin New Technology Industrial Park Haitai Huayuan Industrial Zone No. 5 North Street Patentee after: Dingsheng Heavy Industry Machinery Co., Ltd. Address before: 300384 Tianjin New Technology Industrial Park Haitai Huayuan Industrial Zone No. 5 North Street Patentee before: Dingsheng Tiangong Construction Machinery Co., Ltd. |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080716 Termination date: 20130827 |