CN107047494A - Beach turns over car and its method of work - Google Patents
Beach turns over car and its method of work Download PDFInfo
- Publication number
- CN107047494A CN107047494A CN201710396058.6A CN201710396058A CN107047494A CN 107047494 A CN107047494 A CN 107047494A CN 201710396058 A CN201710396058 A CN 201710396058A CN 107047494 A CN107047494 A CN 107047494A
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- chassis
- vehicle frame
- beach
- turns over
- car
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- 238000000034 method Methods 0.000 title claims abstract description 9
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 239000000725 suspension Substances 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 2
- 230000007423 decrease Effects 0.000 claims description 2
- 238000010422 painting Methods 0.000 claims 1
- 235000015170 shellfish Nutrition 0.000 abstract description 10
- 238000009360 aquaculture Methods 0.000 abstract description 4
- 244000144974 aquaculture Species 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 230000007306 turnover Effects 0.000 description 3
- 239000002689 soil Substances 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000050 nutritive effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K80/00—Harvesting oysters, mussels, sponges or the like
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Steering-Linkage Mechanisms And Four-Wheel Steering (AREA)
Abstract
Car, including vehicle frame are turned over the present invention relates to a kind of beach, the afterbody of the vehicle frame is connected with through hydraulic rotation moving frame turns over plough, the plough of turning over includes some ploughshares, and the front portion of the vehicle frame is provided with to control the console of hydraulic rotation moving frame；The hydraulic rotation moving frame includes rotational hydraulic cylinder and V-shaped rotating turret, the fixing end of the rotational hydraulic cylinder is hinged with vehicle frame, the telescopic end of the rotational hydraulic cylinder is hinged with an external part of V-shaped rotating turret, the middle part of the V-shaped rotating turret is hinged with vehicle frame, and the other end of the V-shaped rotating turret is connected with some spaced ploughshares；The invention further relates to the method for work that a kind of beach turns over car.Structure design of the present invention is simple, compact, reasonable, turns over efficiency high, and the upper-lower height of plough is turned over by controlling rotational hydraulic cylinder to adjust, and is adapted to the ploughed depth in the different whole fields of mudflat aquaculture or shellfish field, has broad application prospects.
Description
Technical field
Car and its method of work are turned over the present invention relates to a kind of beach.
Background technology
At present, it is good in economic efficiency because shellfish is of high nutritive value, south China each province large area popularization shellfish artificial
Cultivation.But the beach shellfish field of the reclamation of wasteland either supported or new, will could support shellfish after arrangement, and typically pass through one
Dig, two harrow the steps such as soil and three gradings, depth of turning soil makes the harmful organisms on top layer translate into bottom and stopped up between 25 ~ 35 centimetres
Breath is dead, the harmful organisms of depths are translated into upper strata and killed.Simultaneously because the special geologic condition on beach ground, current beach is supported
Grow whole field or open up wasteland and use excavator shellfish field more, not only efficiency is low but also is easy in beach earth subsidence car.Therefore, designing a kind of beach
Car is turned over, with being not only adapted to beach special geological conditions, while lifting the whole field of mudflat aquaculture or opening up wasteland shellfish field efficiency, greatly
The cost in shellfish field is opened up wasteland or arranged in big reduction.
The content of the invention
In view of the deficiencies in the prior art, the technical problems to be solved by the invention are to provide a kind of beach and turn over car and its work
Make method, not only reasonable in design, and it is efficiently convenient.
In order to solve the above-mentioned technical problem, the technical scheme is that：A kind of beach turns over car, including vehicle frame, described
The afterbody of vehicle frame is connected with through hydraulic rotation moving frame turns over plough, and the plough of turning over includes some ploughshares, the anterior setting of the vehicle frame
There is the console for controlling hydraulic rotation moving frame；The hydraulic rotation moving frame includes rotational hydraulic cylinder and V-shaped rotating turret, described turn
The fixing end of hydrodynamic cylinder pressure is hinged with vehicle frame, the telescopic end of the rotational hydraulic cylinder and an external part phase of V-shaped rotating turret
It is hinged, the middle part of the V-shaped rotating turret is hinged with vehicle frame, the other end of the V-shaped rotating turret is connected with some intervals
The ploughshare of setting.
It is preferred that, the ploughshare is included under the stay hook to be stuck on the cross bar of V-shaped rotating turret, the stay hook
Portion is connected with tool rest through screw and nut assembly, and the tool rest is in integrally n fonts, and the inside portion of the tool rest is fixedly connected with curved surface
Blade, the curved surface blade integrally in quadrilateral shape and tilts distortion to side, and some curved surface blades are mutually parallel to be set
Put.
It is preferred that, the lower back portion of the tool rest and curved surface blade is provided with auxiliary bar, and the back of the auxiliary bar is extended with
Some auxiliary wing plates radially distributed.
It is preferred that, the top of the stay hook is connected with adjusting part through screw and nut assembly, and the adjusting part is included
Master collet, secondary case cylinder and T-shaped screw rod, the master collet are connected through screw and nut assembly with stay hook, the secondary case cylinder
Be arranged on the upper back of tool rest, the T-shaped screw rod through be threadedly coupled with master collet after secondary case cylinder, the T-shaped screw rod and
Secondary case cylinder coordinates for gap.
It is preferred that, some adjustment holes to be connected with tool rest, adjusting part are provided with the stay hook.
It is preferred that, front chassis and rear chassis are provided with below the vehicle frame, it is premenstrual between the front chassis and rear chassis
Rear steering connecting rod is connected with hinge, and the front and rear steering link is arranged on the axis of front chassis and rear chassis with hinge,
The side of steering link and hinge is provided with connection front chassis and rear chassis and controls the hydraulic steering cylinder of steering before and after described.
It is preferred that, it is provided with engine in the middle part of the front chassis, the engine is connected to point through clutch transmission
Dynamic device, the transfer gear is respectively through propeller shaft couplings to front axle and rear axle, and the front axle is arranged on front chassis, described
Rear axle is arranged on rear chassis.
It is preferred that, the vehicle frame is symmetrically arranged with two front walking wheels in the both sides of front chassis, and the vehicle frame is in rear chassis
Both sides be symmetrically arranged with two rear walking wheels, the front walking wheel uses the tire of double setting, and the rear walking wheel is used
The tire of single setting；The spaced projection of two circles, the two spaced institutes of circle are circumferentially disposed with the tyre surface of the tire
Projection is stated to intersect arrangement, it is each it is described it is raised be in L-shaped, each projection is obliquely installed, each the projection
Kink set inwardly.
It is preferred that, the front chassis on rear chassis with being provided with plate spring suspension brackets.
A kind of beach turns over the method for work of car, including the beach described in above-mentioned any one turns over car, includes following step
Suddenly：Operating console causes rotational hydraulic cylinder to stretch out so that V-shaped rotating turret is rotated clockwise so that turns over plough and declines；Operation
Console causes rotational hydraulic cylinder to withdraw so that V-shaped rotating turret is rotated counterclockwise so that turns over plough and rises.
Compared with prior art, the invention has the advantages that：Structure design of the present invention is simple, compact, reasonable, turns over
Efficiency high is ploughed, the upper-lower height of plough is turned over by controlling rotational hydraulic cylinder to adjust, the different whole fields of mudflat aquaculture are adapted to
Or the ploughed depth in shellfish field, have broad application prospects.
The present invention will be further described in detail with reference to the accompanying drawings and detailed description.
Brief description of the drawings
Fig. 1 is the unitary construction schematic diagram of the embodiment of the present invention.
Fig. 2 is Fig. 1 of embodiment of the present invention schematic front view.
Fig. 3 is the organigram of ploughshare of the embodiment of the present invention.
Fig. 4 is the organigram of tire of the embodiment of the present invention.
In figure：1- vehicle frames, 2- hydraulic rotation moving frames, 201- rotational hydraulic cylinders, 202-V font rotating turrets, 3- ploughshares, 301- is solid
Determine hook, 302- screw and nut assemblies, 303- tool rests, 304- curved surface blades, 305- auxiliary bars, 306- auxiliary wing plates, the main sets of 307-
Steering link before and after cylinder, 308- secondary cases cylinder, 309-T font screw rods, 4- consoles, 5- front chassis, 6- rear chassis, 7-, 8- hinges,
9- hydraulic steering cylinders, 10- engines, 11- transfer gears, 12- tires, 1201- is raised.
Embodiment
For the features described above and advantage of the present invention can be become apparent, special embodiment below, and coordinate accompanying drawing, make detailed
Carefully it is described as follows.
As shown in Fig. 1 ~ 4, a kind of beach turns over car, including vehicle frame 1, and the afterbody of the vehicle frame 1 is connected through hydraulic rotation moving frame 2
Plough is turned over, the plough of turning over includes some ploughshares 3, and the front portion of the vehicle frame 1 is provided with to control the control of hydraulic rotation moving frame 2
Platform 4 processed；The hydraulic rotation moving frame 2 includes rotational hydraulic cylinder 201 and V-shaped rotating turret 202, and the rotational hydraulic cylinder 201 is consolidated
Fixed end is hinged with vehicle frame 1, and the telescopic end of the rotational hydraulic cylinder 201 is hinged with an external part of V-shaped rotating turret 202,
The middle part of the V-shaped rotating turret 202 is hinged with vehicle frame 1, and the other end of the V-shaped rotating turret 202 is connected with some
Every the ploughshare 3 of setting；The V-shaped rotating turret 202 is provided with rectangle frame comprising two nestings, with stretching for rotational hydraulic cylinder 201
The rectangle frame of contracting end connection is shorter than the rectangle frame that ploughshare 3 is connected, and overall structure is beneficial to connect with the telescopic end of rotational hydraulic cylinder 201
Connect, beneficial to more ploughshares 3 are connected, while adding structural stability.
In embodiments of the present invention, the ploughshare 3 includes the stay hook to be stuck on the cross bar of V-shaped rotating turret 202
301, the bottom of the stay hook 301 is connected with tool rest 303 through screw and nut assembly 302, and the overall tool rest 303 is in n fonts,
The inside portion of the tool rest 303 is fixedly connected with curved surface blade 304, and the curved surface blade 304 is overall in quadrilateral shape and to one
Tiltedly distortion is rolled, some curved surface blades 304 are mutually be arranged in parallel, and efficiency is turned over beneficial to raising.
In embodiments of the present invention, the lower back portion of the tool rest 303 and curved surface blade 304 is provided with auxiliary bar 305, described
The back of auxiliary bar 305 is extended with some auxiliary wing plates 306 radially distributed.
In embodiments of the present invention, the top of the stay hook 301 is connected with adjusting part through screw and nut assembly 302,
The adjusting part includes master collet 307, secondary case cylinder 308 and T-shaped screw rod 309, and the master collet 307 is through screw and nut group
Part 302 is connected with stay hook 301, and the secondary case cylinder 308 is arranged on the upper back of tool rest 303, and the T-shaped screw rod 309 is worn
It is threadedly coupled after crossing secondary case cylinder 308 with master collet 307, the T-shaped screw rod 309 is that gap coordinates with secondary case cylinder 308；Use
When, the screw and nut assembly 302 between stay hook 301 and master collet 307 is tightened, stay hook 301 and the spiral shell on tool rest 303 is unclamped
Silk nut assembly, tool rest 303 is adjusted predetermined angle, while rotating and swinging T-shaped screw rod 309 to can be with tool rest
303 are adapted, and complete after regulation, tighten the screw and nut assembly 302 between stay hook 301 and tool rest 303, and structure design is closed
Reason, intensity is big, it is easy to use.
In embodiments of the present invention, it is provided with the stay hook 301 some to be connected with tool rest 303, adjusting part
The adjustment hole connect.
In embodiments of the present invention, the lower section of the vehicle frame 1 is provided with front chassis 5 and rear chassis 6, the front chassis 5 with
Premenstrual rear steering connecting rod 7 is connected with hinge 8 between rear chassis 6, and one end of the front and rear steering link 7 is mutually cut with scissors with rear chassis 6
Connect, it is described before and after the other end of steering link 7 be hinged with hinge 8, the hinge 8 is fixedly installed on front chassis 5, it is described before
Rear steering connecting rod 7 is arranged on hinge 8 on the axis of front chassis 5 and rear chassis 6, the front and rear steering link 7 and hinge 8
Side is provided with connection front chassis 5 and rear chassis 6 and controls the hydraulic steering cylinder of steering；By controlling stretching for hydraulic steering cylinder 9
Contracting so that the premenstrual rear steering connecting rod 7 of front chassis 5 is swung around hinge 8 with respect to rear chassis 6, before the front and rear steering link 7 is controlled
The hunting range on chassis 5, can realize that front walking wheel is turned to easily, strengthen car body flexibility in beach ground, with fine
Steering feedback, manipulation is accurate, mobile rapid in beach, turns to sensitive, and popularity rate is higher, simultaneously for the special mud of beach
Muddy distinguishingly condition requirement has strength big, the features such as power is sufficient, steering force is big.
In embodiments of the present invention, the middle part of the front chassis 5 is provided with engine 10, and the engine 10 is through clutch
Gearbox is connected to transfer gear 11, and the transfer gear 11 is respectively through propeller shaft couplings to front axle and rear axle, the front axle
It is arranged on front chassis 5, the rear axle is arranged on rear chassis 6；Relative to the easy understeer of front-wheel drive, rear wheel drive
It is then easy ovdersteering, four-wheel drive, which is aided with hydraulic booster, can then avoid two kinds of phenomenons on this, front chassis 5 can be made with after
Tried one's best during the steering on chassis 6 neutrality, so that curved ability was improved, while two big advantages first of four-wheel drive are to improve
Beach is by property, if in beach, if front walking wheel or rear walking wheel skidding, remaining wheel can also continue to drive car
Traveling, second improves active safety during operation, no matter it is achieved thereby that beach location, flux and reflux have good
By property.
In embodiments of the present invention, the vehicle frame 1 is symmetrically arranged with two front walking wheels in the both sides of front chassis 5, described
Vehicle frame 1 is symmetrically arranged with two rear walking wheels in the both sides of rear chassis 6, and the front walking wheel uses the tire 12 of double setting,
The rear walking wheel uses the tire 12 of single setting；It is spaced convex that two circles are circumferentially disposed with the tyre surface of the tire 12
1201 are played, two circles spaced described raised 1201 intersect arrangement, each described raised 1201 in L-shaped, each
Described raised 1201 are obliquely installed, and each raised 1201 kink is set inwardly, is prevented effectively from skidding, improves peace
Quan Xing.
In embodiments of the present invention, the front chassis 5 on rear chassis 6 with being provided with plate spring suspension brackets.
In embodiments of the present invention, a kind of beach turns over the method for work of car, including the beach described in above-mentioned any one
Car is turned over, is comprised the steps of：Operating console 4 causes rotational hydraulic cylinder 201 to stretch out so that V-shaped rotating turret 202 is clockwise
Rotate so that turn over plough and decline；Operating console 4 causes rotational hydraulic cylinder 201 to withdraw so that V-shaped rotating turret 202 is counterclockwise
Rotate so that turn over plough and rise, the ploughed depth in the different whole fields of mudflat aquaculture or shellfish field is adapted to, with wide application
Prospect.
The present invention is not limited to above-mentioned preferred forms, and anyone can show that other are each under the enlightenment of the present invention
The beach of the form of kind turns over car and its method of work.All equivalent changes and modifications done according to scope of the present invention patent, all
The covering scope of the present invention should be belonged to.
Claims (10)
1. a kind of beach turns over car, it is characterised in that：Including vehicle frame, the afterbody of the vehicle frame is connected with through hydraulic rotation moving frame to be turned over
Plough, the plough of turning over includes some ploughshares, and the front portion of the vehicle frame is provided with to control the console of hydraulic rotation moving frame；It is described
Hydraulic rotation moving frame includes rotational hydraulic cylinder and V-shaped rotating turret, and the fixing end of the rotational hydraulic cylinder is hinged with vehicle frame, described
One external part of the telescopic end of rotational hydraulic cylinder and V-shaped rotating turret is hinged, middle part and the vehicle frame phase of the V-shaped rotating turret
It is hinged, the other end of the V-shaped rotating turret is connected with some spaced ploughshares.
2. beach according to claim 1 turns over car, it is characterised in that：The ploughshare is included to be rotated to be stuck in V-shaped
Stay hook on the cross bar of frame, the bottom of the stay hook is connected with tool rest through screw and nut assembly, and the tool rest is in integrally n words
Shape, the inside portion of the tool rest is fixedly connected with curved surface blade, and the curved surface blade is integrally tilted in quadrilateral shape and to side
Distortion, some curved surface blades mutually be arranged in parallel.
3. beach according to claim 2 turns over car, it is characterised in that：The lower back portion of the tool rest and curved surface blade is set
There is auxiliary bar, the back of the auxiliary bar is extended with some auxiliary wing plates radially distributed.
4. beach according to claim 2 turns over car, it is characterised in that：The top of the stay hook is through screw and nut assembly
Adjusting part is connected with, the adjusting part includes master collet, secondary case cylinder and T-shaped screw rod, and the master collet is through screw spiral shell
Female component is connected with stay hook, and secondary case cylinder is arranged on the upper back of tool rest, the T-shaped screw rod through after secondary case cylinder with
Master collet is threadedly coupled, and the T-shaped screw rod coordinates with secondary case cylinder for gap.
5. beach according to claim 4 turns over car, it is characterised in that：Some be used to and knife is provided with the stay hook
The adjustment hole that seat, adjusting part are connected.
6. beach according to claim 1 turns over car, it is characterised in that：Front chassis are provided with below the vehicle frame with after
Chassis, premenstrual rear steering connecting rod is connected with hinge between the front chassis and rear chassis, the front and rear steering link and hinge
On the axis for being arranged on front chassis and rear chassis, it is described before and after steering link and hinge side be provided with connection front chassis with
Rear chassis and the hydraulic steering cylinder for controlling steering.
7. beach according to claim 6 turns over car, it is characterised in that：Engine is provided with the middle part of the front chassis,
The engine is connected to transfer gear through clutch transmission, and the transfer gear is respectively through propeller shaft couplings to front axle and rear car
Bridge, the front axle is arranged on front chassis, and the rear axle is arranged on rear chassis.
8. beach according to claim 6 turns over car, it is characterised in that：The vehicle frame is symmetrical arranged in the both sides of front chassis
There are two front walking wheels, the vehicle frame is symmetrically arranged with two rear walking wheels in the both sides of rear chassis, and the front walking wheel is used
The tire of double setting, the rear walking wheel uses the tire of single setting；Two circles are circumferentially disposed with the tyre surface of the tire
Spaced projection, the two spaced projections of circle intersect arrangement, each described raised in L-shaped, each
The projection is obliquely installed, and each raised kink is set inwardly.
9. beach according to claim 1 turns over car, it is characterised in that：The front chassis on rear chassis with being provided with plate
Spring suspension.
10. a kind of beach turns over the method for work of car, it is characterised in that including the beach as described in claim 1 ~ 9 any one
Car is turned in painting, is comprised the steps of：Operating console causes rotational hydraulic cylinder to stretch out so that V-shaped rotating turret is rotated clockwise,
Decline so that turning over plough；Operating console causes rotational hydraulic cylinder to withdraw so that V-shaped rotating turret is rotated counterclockwise so that turned over
Plough is ploughed to rise.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710396058.6A CN107047494A (en) | 2017-05-31 | 2017-05-31 | Beach turns over car and its method of work |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710396058.6A CN107047494A (en) | 2017-05-31 | 2017-05-31 | Beach turns over car and its method of work |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107047494A true CN107047494A (en) | 2017-08-18 |
Family
ID=59615580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710396058.6A Pending CN107047494A (en) | 2017-05-31 | 2017-05-31 | Beach turns over car and its method of work |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107047494A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2391404Y (en) * | 1999-05-11 | 2000-08-16 | 汪廷忠 | Motor driven plough with adjustable working depth and width |
| CN1324560A (en) * | 2000-05-20 | 2001-12-05 | 翟彦彬 | Adjustable hanging plough matched with agricultural motor tricycle |
| KR20090124911A (en) * | 2008-05-30 | 2009-12-03 | 우종원 | Plow control unit of tractor |
| KR20100046678A (en) * | 2008-10-28 | 2010-05-07 | 박기혁 | Plow apparatus for tractor |
| CN201616980U (en) * | 2009-10-16 | 2010-11-03 | 昆明丰收农机制造有限公司 | Bidirectional single-furrow plow for mini-tiller |
| CN202357865U (en) * | 2011-11-16 | 2012-08-01 | 张洪兵 | Articulated hydraulic steering type 4WD (4 wheel drive) agricultural shovel-loading tractor |
| CN202617605U (en) * | 2012-06-06 | 2012-12-26 | 李金全 | Multifunctional farmland operation machine |
| CN103039141A (en) * | 2013-01-15 | 2013-04-17 | 中南林业科技大学 | Full-hydraulic rotary cultivator with triangular track wheel-type chassis |
| CN204244651U (en) * | 2014-11-27 | 2015-04-08 | 黄利新 | A kind of hand tractor hydraulic plow |
| CN207040603U (en) * | 2017-05-31 | 2018-02-27 | 福建农林大学 | Beach turns over car |
-
2017
- 2017-05-31 CN CN201710396058.6A patent/CN107047494A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2391404Y (en) * | 1999-05-11 | 2000-08-16 | 汪廷忠 | Motor driven plough with adjustable working depth and width |
| CN1324560A (en) * | 2000-05-20 | 2001-12-05 | 翟彦彬 | Adjustable hanging plough matched with agricultural motor tricycle |
| KR20090124911A (en) * | 2008-05-30 | 2009-12-03 | 우종원 | Plow control unit of tractor |
| KR20100046678A (en) * | 2008-10-28 | 2010-05-07 | 박기혁 | Plow apparatus for tractor |
| CN201616980U (en) * | 2009-10-16 | 2010-11-03 | 昆明丰收农机制造有限公司 | Bidirectional single-furrow plow for mini-tiller |
| CN202357865U (en) * | 2011-11-16 | 2012-08-01 | 张洪兵 | Articulated hydraulic steering type 4WD (4 wheel drive) agricultural shovel-loading tractor |
| CN202617605U (en) * | 2012-06-06 | 2012-12-26 | 李金全 | Multifunctional farmland operation machine |
| CN103039141A (en) * | 2013-01-15 | 2013-04-17 | 中南林业科技大学 | Full-hydraulic rotary cultivator with triangular track wheel-type chassis |
| CN204244651U (en) * | 2014-11-27 | 2015-04-08 | 黄利新 | A kind of hand tractor hydraulic plow |
| CN207040603U (en) * | 2017-05-31 | 2018-02-27 | 福建农林大学 | Beach turns over car |
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| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170818 |
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| RJ01 | Rejection of invention patent application after publication |