CN203984931U - Portable mini-size tillage machine rear wheel assembly and engine and screw drive case arrangement - Google Patents
Portable mini-size tillage machine rear wheel assembly and engine and screw drive case arrangement Download PDFInfo
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- CN203984931U CN203984931U CN201420337064.6U CN201420337064U CN203984931U CN 203984931 U CN203984931 U CN 203984931U CN 201420337064 U CN201420337064 U CN 201420337064U CN 203984931 U CN203984931 U CN 203984931U
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Abstract
The utility model discloses a kind of portable mini-size tillage machine rear wheel assembly and engine and screw drive case arrangement, supervisor (1) is " U " shape of front end closed rear end opening, supervisor's (1) front end is upturned, form bumper (1a), front portion between (1) two horizontal segment of supervisor is provided with crossbeam (2), crossbeam (2) fixes with the upper end of fore-stock (16), the two ends, left and right of fore-stock (16) bottom are connected with the top of screw drive case (15) front end by bolt, middle part between (1) two horizontal segment of supervisor is provided with supporting plate (3), engine (17) is supported on supporting plate (3).The utility model trailing wheel can be packed up as required or put down, and retractable operation is simple, quick, can effectively improve the operating efficiency of mini-size tillage machine; Engine and screw drive case adopt horizontal installation, can not only further reduce mini-size tillage machine volume, and install firm, good stability.
Description
Technical field
The utility model belongs to mini-size tillage machine technical field, specifically, and the particularly rear wheel assembly on mini-size tillage machine and engine and screw drive case arrangement.
Background technology
Mini-size tillage machine is the agriculture apparatus of New Times, have lightweight, volume is little, the feature such as simple in structure, be widely used in the nonirrigated farmland, paddy field, orchard on Plain, mountain area, hills etc., mix corresponding facility and can draw water, generate electricity, spray the operations such as medicine, spray, also can draw towed vehicle and carry out short-distance transport.Mini-size tillage machine has stronger flexibility, can freely travel in field, user-friendly and deposit, and has saved the worry that large-scale farm machinery cannot enter mountain area field, for peasant has saved the plenty of time in busy farming season.
Frame is the vitals on mini-size tillage machine, is the skeleton of mini-size tillage machine, for arranging power assembly, ploughing the parts such as cutter, handgrip.Existing mini-size tillage machine frame not only complex structure, processing and fabricating difficulty, production cost is high, and it is large to take up room, and can increase the volume of whole mini-size tillage machine, is unfavorable for that mini-size tillage machine develops to miniaturization.
The road wheel of mini-size tillage machine and cultivated cutter are to be all optionally arranged on transmission case output shaft: when mini-size tillage machine is walked, road wheel is assembled on transmission case output shaft; When mini-size tillage machine farming, first road wheel is removed, then will plough cutter and be assembled on transmission case output shaft, after completing, farming is reinstalled again road wheel.Above structure is dismounting complex operation not only, and staff's labour intensity is large, and can greatly reduce the operating efficiency of mini-size tillage machine.
What the power assembly on mini-size tillage machine was selected conventionally is vertical engine, and the kind of vertical engine is less on the one hand, is not easy to mini-size tillage machine and selects according to the actual needs suitable power; On the other hand, vertical engine takes up room larger in frame, also can increase the volume of whole mini-size tillage machine.
With engine correspondingly screw drive case be also vertical installation, screw drive case mounting process is comparatively complicated like this, fixing is poor; Screw drive case takes up room larger in frame, also can increase the volume of whole mini-size tillage machine.
Utility model content
Portable mini-size tillage machine rear wheel assembly and engine and screw drive case arrangement that technical problem to be solved in the utility model is to provide a kind of assembles easily, volume is little.
The technical solution of the utility model is as follows: a kind of portable mini-size tillage machine rear wheel assembly and engine and screw drive case arrangement, comprise engine (17), screw drive case (15) and frame, described frame has supervisor (1), this supervisor (1) is " U " shape of front end closed rear end opening, supervisor's (1) front end is upturned, form bumper (1a), front portion between (1) two horizontal segment of supervisor is provided with crossbeam (2), crossbeam (2) fixes with the upper end of fore-stock (16), the two ends, left and right of fore-stock (16) bottom are connected with the top of screw drive case (15) front end by bolt, power shaft and the output shaft of screw drive case (15) are arranged on horizontal plane, middle part between (1) two horizontal segment of supervisor is provided with supporting plate (3), the end of this supporting plate (3) is welded and fixed with the pipe shaft of the corresponding horizontal segment of supervisor (1), described engine (17) is supported on supporting plate (3), the output shaft level of engine (17) is stretched out backward, the bottom of engine (17) fixes by four bolt and supporting plates (3) by the rectangular distribution,
Tail end plug at every horizontal segment of described supervisor (1) is equipped with plug (4), the rear portion of plug (4) offers installing hole on handle bracket (4a) along left and right directions, below at supervisor (1) every horizontal segment rear portion is provided with bend pipe (5), this bend pipe (5) is " V " shape, by the first straight section (5a), arc transition section (5b) and the second straight section (5c) are connected in turn, the bottom welding of the upper end of described the first straight section (5a) and supervisor (1) respective side horizontal segment is fixed, in the bottom of the first straight section (5a), offer installing hole under handle bracket (5d), and between first straight section (5a) of the right and left bend pipe (5), be provided with location-plate (10) and lower location-plate (11), the end of these two location-plates and respective side bend pipe (5) fix, the rear end face of described screw drive case (15) abuts in location-plate (10) and lower location-plate (11) is upper, and the bolt that screw drive case (15) wears by fore-and-aft direction is fixed together with upper location-plate (10) and lower location-plate (11) respectively,
At the rear of every bend pipe (5), be equipped with inclined tube (6), after the front height of inclined tube (6), low dip is arranged, the bottom welding of the upper end of inclined tube (6) and supervisor (1) respective side horizontal segment tail end is fixed, between two inclined tubes in left and right (6), be provided with transverse tube (7), the end of the lower end of inclined tube (6) and transverse tube (7) fixes, the rear end of the right and left bend pipe (5) second straight sections (5c) is welded on transverse tube (7), at the middle part of described inclined tube (6), offer the first trailing wheel installing hole (6a), on second straight section (5c) of bend pipe (5), offer the second trailing wheel installing hole (5e), the same side the first trailing wheel installing hole (6a) equates with the distance of the second trailing wheel installing hole (5e) to transverse tube (7) to the distance of transverse tube (7),
The left and right sides in described transverse tube (7) back lower place is symmetrical arranged trailing wheel (12), this trailing wheel (12) is set in the end of wheel shaft (13) rotationally, on wheel shaft (13), be symmetrically arranged with two rectangular (14), left and right, these two rectangular (14) are corresponding one by one with two inclined tubes (6), one end vertical welding of described rectangular (14) is on wheel shaft (13), the middle part of rectangular (14) is hinged by the end of pin and transverse tube (7), the other end of rectangular (14) is connected with the first trailing wheel installing hole (6a) on respective side inclined tube (6) or the second trailing wheel installing hole (5e) on bend pipe (5) by bolt.
Adopt above technical scheme, whole support assembly moulding is simple, compact conformation, and volume is small and exquisite, is not only easy to processing and fabricating, and is conducive to mini-size tillage machine and develops to miniaturization; Between each adjacent tubes of formation frame, adopt welding manner to fix, the fixing of connection is good.Supervisor's front end upwarps formation bumper, can play on the one hand the effect of protection, prevents from bumping and damaging engine with the object in the place ahead; On the other hand, bumper can be for grasping, and when mini-size tillage machine clears the jumps, is convenient to portablely, mini-size tillage machine surmounted obstacles more convenient.
The output shaft level of engine is stretched out backward, and engine is horizontal engine, and not only kind is many, and the leeway of being convenient to mini-size tillage machine selection is large, and it is little to take up room, and is conducive to dwindle the volume of mini-size tillage machine.The bottom of engine is supported by supporting plate, and it is upper that two ends of bearing plate is welded in supervisor, the good stability of supporting engines; Engine is connected with supporting plate by four bolts by the rectangular distribution, not only firmly but also reliable.
After supervisor's horizontal segment, on the plug of end plug dress, offer installing hole under the handle bracket of offering on installing hole and bend pipe the first straight section on handle bracket and be used for installing handle bracket, make its installation convenient, firm; Plug can prevent from being responsible for horizontal segment rear end and flatten.Bend pipe is " V " shape, and processing and fabricating is easy, connects supervisor firm with transverse tube.Between the bend pipe of the right and left, be provided with location-plate and lower location-plate, can strengthen on the one hand the structural strength of the right and left bend pipe, prevent that bend pipe is towards relative Direction distortion; On the other hand, two location-plates are used for the rear end face of positioning screw transmission case, make screw drive case adopt horizontal layout, and be arranged in the anterior below of supervisor, effectively utilized the space of supervisor's lower front, and screw drive case is combined with frame closely, can effectively reduces the volume of mini-size tillage machine; Screw drive case front end adopts fore-stock suspention to be installed on crossbeam, and rear end face abuts on two location-plates, and is connected with two location-plates by bolt, and screw drive case fitting operation is very easy like this, can guarantee the fixing that screw drive case is installed.
Trailing wheel, wheel shaft and rectangular composition rear wheel assembly, this rear wheel assembly has packs up and puts down two states.When the fastening point of rectangular is connected with the first trailing wheel installing hole by bolt, trailing wheel is in down state, and now mini-size tillage machine can be by front end perk, and the trailing wheel of take is walked as supporting, and not only walks convenient, and has saved the trouble that cutter is ploughed in dismounting; When unclamping the fastening bolt of rectangular, rear wheel assembly is rotated to an angle, then when the fastening point of rectangular is connected with the second trailing wheel installing hole by bolt, trailing wheel is in collapsed state, now can carry out farming operation, and trailing wheel can not cause any adverse effect to farming.The utility model, for rear wheel assembly provides alternative mounting points, make trailing wheel assembling simple, and switching state is easy to operate, quick, thereby has greatly improved the convenience that mini-size tillage machine is used.
As preferably, between described bumper (1a) and supervisor's (1) horizontal segment, there is the angle of 130-150 °.
For the ease of processing and fabricating, increase crossbeam structural strength, prevent distortion, described crossbeam (2) be rectangular flat structure, the front of crossbeam (2) and back all bend downwards, form flange, and two strip holes (2a) side by side about having on crossbeam (2).
For increase supporting plate structural strength, prevent distortion, be convenient to install engine adjusting position, described supporting plate (3) is rectangular flat structure, the front of supporting plate (3) and back be bending downwards all, form flange, and on supporting plate (3), having by the rectangular distribution four bar holes (3a), bolt, through the pilot hole on this bar hole (3a) and engine (17), is fixed together engine (17) and supporting plate (3).
The right part of location-plate (10) end face is welded with block (9) on described, and this block (9) is pane structure.Block moulding is simple, be easy to make and install, and the fixing that block is installed on upper location-plate is good; Block is for spacing to belt-tensioner arm, to prevent that belt-tensioner arm and belt guard from interfering.
Beneficial effect: the utility model not only moulding is simple, compact conformation, volume is small and exquisite, and processing and fabricating is easy, and cost is low, and is convenient to the layouts such as engine, screw drive case, trailing wheel, and being conducive to mini-size tillage machine develops to miniaturization; Trailing wheel can be packed up as required or put down, and retractable operation is simple, quick, can effectively improve the operating efficiency of mini-size tillage machine; Engine adopts horizontal engine, and not only choice is large, can further reduce mini-size tillage machine volume, and engine installation firmly, reliably, and stationarity is good; Screw drive case adopts horizontal installation, can further reduce mini-size tillage machine volume, and the installation of screw drive case is firm, good stability.
Accompanying drawing explanation
Fig. 1 is the state diagram that trailing wheel puts down.
Fig. 2 is the state diagram that trailing wheel is packed up.
Fig. 3 is the structural representation of frame.
Fig. 4 is the vertical view of Fig. 3.
Fig. 5 is the left view of Fig. 3.
Fig. 6 is wheel shaft and rectangular structural representation.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail:
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, frame by being responsible for 1, crossbeam 2, supporting plate 3, plug 4, bend pipe 5, inclined tube 6, transverse tube 7, positioning sleeve 8, block 9, upper location-plate 10 and lower location-plate 11 etc. form.Wherein, supervisor 1 is " U " shape of front end closed rear end opening, and this supervisor's 1 front end is upturned, and forms bumper 1a.Except bumper 1a, supervisor 1 remainder is the horizontal segment that the right and left is arranged symmetrically with, and between described bumper 1a and supervisor 1 horizontal segment, has the angle of 130-150 °.Front portion between 1 two horizontal segments of supervisor is provided with crossbeam 2, and crossbeam 2 is rectangular flat structure, and the end of this crossbeam 2 is welded and fixed with the pipe shaft of supervisor's 1 corresponding horizontal segment.The front of crossbeam 2 and back be bending downwards all, forms flange, and two strip hole 2a side by side about having on crossbeam 2.Fore-stock 16 is set below crossbeam 2, and bolt, through the strip hole 2a on crossbeam 2 and the pilot hole on fore-stock 16, is arranged on fore-stock 16 suspentions on crossbeam 2.The two ends, left and right of fore-stock 16 bottoms are connected with the top of screw drive case 15 front ends by bolt, and screw drive case 15 adopts horizontal layout, and power shaft and the output shaft of screw drive case 15 are arranged on horizontal plane.
As shown in Figure 1, Figure 2, Figure 3, Figure 4, the middle part between 1 two horizontal segments of supervisor is provided with supporting plate 3, and this supporting plate 3 is rectangular flat structure, and the end of supporting plate 3 is welded and fixed with the pipe shaft of supervisor's 1 corresponding horizontal segment.On supporting plate 3, have by the rectangular distribution four bar hole 3a, the front of supporting plate 3 and back be bending downwards all, forms flange.Engine 17 is set above supporting plate 3, and this engine 17 is supported by supporting plate 3, and the output shaft level of engine 17 is stretched out backward.Bolt, through the bar hole 3a on supporting plate 3 and the pilot hole of engine 17 bottoms, is fixed together engine 17 and supporting plate 3.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, at the tail end of supervisor's 1 every horizontal segment, be equipped with plug 4, supervisor 1 tail end is filled in and be fixed in the front portion of plug 4, at the rear portion of plug 4, along left and right directions, offers installing hole 4a on handle bracket.The below of being responsible for 1 every horizontal segment rear portion is provided with bend pipe 5, and the bend pipe 5 of the right and left is symmetrical.Bend pipe 5 is " V " shape, by the first straight section 5a, arc transition section 5b and the second straight section 5c, is connected in turn.The first straight section 5a of bend pipe 5 vertically arranges, the upper end of this first straight section 5a is fixed with the bottom welding of supervisor's 1 respective side horizontal segment.In the bottom of the first straight section 5a, offer installing hole 5d under handle bracket, under this handle bracket, installing hole 5d is used for being connected handle bracket with installing hole 4a on handle bracket.Between the first straight section 5a of the right and left bend pipe 5, be provided with the upper location-plate 10 and the lower location-plate 11 that are parallel to each other, end and the respective side bend pipe 5 of these two location-plates 10,11 are welded and fixed.The rear end face of screw drive case 15 abuts on location-plate 10 and lower location-plate 11, and the bolt that screw drive case 15 wears by fore-and-aft direction is fixed together with upper location-plate 10 and lower location-plate 11 respectively.Right part at upper location-plate 10 end faces is welded with block 9, and this block 9 is pane structure, and block 9 is for spacing to belt-tensioner arm.
As shown in Figure 1, Figure 2, Figure 3, Figure 4, the second straight section 5c of bend pipe 5 is positioned at the rear side of the first straight section 5a, and second straight section 5c is low early and high after is in tilted layout.At the rear of every bend pipe 5, be equipped with inclined tube 6, after the front height of inclined tube 6, low dip is arranged, the inclined tube 6 of the right and left is symmetrical.The upper end of inclined tube 6 is fixed with the bottom welding of supervisor's 1 respective side horizontal segment tail end, between the inclined tube 6 of two of left and right, be provided with transverse tube 7, the end of the lower end of inclined tube 6 and transverse tube 7 is welded and fixed, the rear end of the right and left bend pipe 5 second straight section 5c is welded on the corresponding end of transverse tube 7, and the bend pipe 5 of the same side, inclined tube 6 are in the same plane.At the middle part of inclined tube 6, offer the first trailing wheel installing hole 6a, offer the second trailing wheel installing hole 5e on the second straight section 5c of bend pipe 5, the same side the first trailing wheel installing hole 6a equates to the distance of transverse tube 7 with the second trailing wheel installing hole 5e to the distance of transverse tube 7.Dead astern at described transverse tube 7 middle parts arranges positioning sleeve 8, and this positioning sleeve 8 is welded on transverse tube 7, and positioning sleeve 8 is for installing resistance rod.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4 and Fig. 6, in the left and right sides of transverse tube 7 back lower places, be symmetrical arranged trailing wheel 12, this trailing wheel 12 is set in the end of wheel shaft 13 rotationally.On wheel shaft 13, be symmetrically arranged with two rectangular 14 of left and right, this two rectangular 14 corresponding one by one with two inclined tubes 6.The rear end vertical welding of described rectangular 14 is on wheel shaft 13, the middle part of rectangular 14 is hinged by the end of pin and transverse tube 7, the front end of rectangular 14 is connected with the first trailing wheel installing hole 6a on respective side inclined tube 6 by bolt, and now trailing wheel is down state (seeing Fig. 1); Or the front end of rectangular 14 is connected with the second trailing wheel installing hole 5e on respective side bend pipe 5 by bolt, now trailing wheel is collapsed state (seeing Fig. 2).
Claims (5)
1. a portable mini-size tillage machine rear wheel assembly and engine and screw drive case arrangement, comprise engine (17), screw drive case (15) and frame, it is characterized in that: described frame has supervisor (1), this supervisor (1) is " U " shape of front end closed rear end opening, supervisor's (1) front end is upturned, form bumper (1a), front portion between (1) two horizontal segment of supervisor is provided with crossbeam (2), crossbeam (2) fixes with the upper end of fore-stock (16), the two ends, left and right of fore-stock (16) bottom are connected with the top of screw drive case (15) front end by bolt, power shaft and the output shaft of screw drive case (15) are arranged on horizontal plane, middle part between (1) two horizontal segment of supervisor is provided with supporting plate (3), the end of this supporting plate (3) is welded and fixed with the pipe shaft of the corresponding horizontal segment of supervisor (1), described engine (17) is supported on supporting plate (3), the output shaft level of engine (17) is stretched out backward, the bottom of engine (17) fixes by four bolt and supporting plates (3) by the rectangular distribution,
Tail end plug at every horizontal segment of described supervisor (1) is equipped with plug (4), the rear portion of plug (4) offers installing hole on handle bracket (4a) along left and right directions, below at supervisor (1) every horizontal segment rear portion is provided with bend pipe (5), this bend pipe (5) is " V " shape, by the first straight section (5a), arc transition section (5b) and the second straight section (5c) are connected in turn, the bottom welding of the upper end of described the first straight section (5a) and supervisor (1) respective side horizontal segment is fixed, in the bottom of the first straight section (5a), offer installing hole under handle bracket (5d), and between first straight section (5a) of the right and left bend pipe (5), be provided with location-plate (10) and lower location-plate (11), the end of these two location-plates and respective side bend pipe (5) fix, the rear end face of described screw drive case (15) abuts in location-plate (10) and lower location-plate (11) is upper, and the bolt that screw drive case (15) wears by fore-and-aft direction is fixed together with upper location-plate (10) and lower location-plate (11) respectively,
At the rear of every bend pipe (5), be equipped with inclined tube (6), after the front height of inclined tube (6), low dip is arranged, the bottom welding of the upper end of inclined tube (6) and supervisor (1) respective side horizontal segment tail end is fixed, between two inclined tubes in left and right (6), be provided with transverse tube (7), the end of the lower end of inclined tube (6) and transverse tube (7) fixes, the rear end of the right and left bend pipe (5) second straight sections (5c) is welded on transverse tube (7), at the middle part of described inclined tube (6), offer the first trailing wheel installing hole (6a), on second straight section (5c) of bend pipe (5), offer the second trailing wheel installing hole (5e), the same side the first trailing wheel installing hole (6a) equates with the distance of the second trailing wheel installing hole (5e) to transverse tube (7) to the distance of transverse tube (7),
The left and right sides in described transverse tube (7) back lower place is symmetrical arranged trailing wheel (12), this trailing wheel (12) is set in the end of wheel shaft (13) rotationally, on wheel shaft (13), be symmetrically arranged with two rectangular (14), left and right, these two rectangular (14) are corresponding one by one with two inclined tubes (6), one end vertical welding of described rectangular (14) is on wheel shaft (13), the middle part of rectangular (14) is hinged by the end of pin and transverse tube (7), the other end of rectangular (14) is connected with the first trailing wheel installing hole (6a) on respective side inclined tube (6) or the second trailing wheel installing hole (5e) on bend pipe (5) by bolt.
2. portable mini-size tillage machine rear wheel assembly according to claim 1 and engine and screw drive case arrangement, is characterized in that: between described bumper (1a) and supervisor's (1) horizontal segment, have the angle of 130-150 °.
3. portable mini-size tillage machine rear wheel assembly according to claim 1 and 2 and engine and screw drive case arrangement, it is characterized in that: described crossbeam (2) is rectangular flat structure, the front of crossbeam (2) and back be bending downwards all, form flange, and two strip holes (2a) side by side about having on crossbeam (2).
4. portable mini-size tillage machine rear wheel assembly according to claim 1 and 2 and engine and screw drive case arrangement, it is characterized in that: described supporting plate (3) is rectangular flat structure, the front of supporting plate (3) and back be bending downwards all, form flange, and on supporting plate (3), there are by the rectangular distribution four bar holes (3a), bolt, through the pilot hole on this bar hole (3a) and engine (17), is fixed together engine (17) and supporting plate (3).
5. portable mini-size tillage machine rear wheel assembly according to claim 1 and engine and screw drive case arrangement, it is characterized in that: the right part of location-plate (10) end face is welded with block (9) on described, and this block (9) is pane structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420337064.6U CN203984931U (en) | 2014-06-23 | 2014-06-23 | Portable mini-size tillage machine rear wheel assembly and engine and screw drive case arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420337064.6U CN203984931U (en) | 2014-06-23 | 2014-06-23 | Portable mini-size tillage machine rear wheel assembly and engine and screw drive case arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203984931U true CN203984931U (en) | 2014-12-10 |
Family
ID=52025042
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420337064.6U Withdrawn - After Issue CN203984931U (en) | 2014-06-23 | 2014-06-23 | Portable mini-size tillage machine rear wheel assembly and engine and screw drive case arrangement |
Country Status (1)
| Country | Link |
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| CN (1) | CN203984931U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104067714A (en) * | 2014-06-23 | 2014-10-01 | 重庆嘉木机械有限公司 | Portable mini tiller rear wheel assembly engine and screw transmission box arrangement structure |
-
2014
- 2014-06-23 CN CN201420337064.6U patent/CN203984931U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104067714A (en) * | 2014-06-23 | 2014-10-01 | 重庆嘉木机械有限公司 | Portable mini tiller rear wheel assembly engine and screw transmission box arrangement structure |
| CN104067714B (en) * | 2014-06-23 | 2016-03-02 | 重庆嘉木机械有限公司 | A kind of portable mini-size tillage machine rear wheel assembly and engine and screw drive case arrangement |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141210 Effective date of abandoning: 20160302 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |