CN2655602Y - Pull type land level scraper - Google Patents
Pull type land level scraper Download PDFInfo
- Publication number
- CN2655602Y CN2655602Y CN 03208791 CN03208791U CN2655602Y CN 2655602 Y CN2655602 Y CN 2655602Y CN 03208791 CN03208791 CN 03208791 CN 03208791 U CN03208791 U CN 03208791U CN 2655602 Y CN2655602 Y CN 2655602Y
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- CN
- China
- Prior art keywords
- pulling type
- scraper bowl
- side shield
- back side
- shovel
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- Expired - Fee Related
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Abstract
The utility model discloses a pulling ground comprises a pulling rack connected with a tractor pulling hook, a bucket, a Pi shaped supporting wheel rack and a supporting wheel, wherein the bucket comprises a rectangle frame, a back shielding plate and two side shielding plates, the back shielding plate is arc shaped which is fixed on the back end of the rectangle frame, the side shielding plates are respectively fixed on two sides of the frame, also a cutter is composed, the cutter is fixed on the lower edge of the cutter back shielding plate through a bolt, the front end of the cutter frame is connected on the pulling rack, two shaft ends of the supporting wheel rack are equipped with the supporting wheel, and two connection arms vertically connected with the shaft are connected to the back shielding plate of the bucket. The utility model cutter has reasonable ground piercing angle and shape, increases the work efficiency, further the whole device apparatus has no power or energy device, which fully makes use of the output power of the pulling tractor, and can be match used with a home made medium horse power tractor, has simple and compact structure and reliable performance, and decreases the power consumption.
Description
Technical field
The utility model relates to a kind of pulling type level land shovel, relates in particular to the pulling type level land of using in the laser leveling system that a kind of and homemade medium horsepower tractor is complementary and shovels, and belongs to the agricultural machinery field.
Background technology
At present, the water-saving irrigation of ground, farmland is one of China's important research project, and improving the land readjustment precision is one of surface irrigation water-saving technology that is fit to present stage China's application.Practical experience is for many years reached a conclusion both at home and abroad: the farmland irrigation water amount not only can be saved in the soil after smooth, improves the irrigation water distribution consistency degree, and can improve kind of a riffling spare.Utilize the laser controlled leveling technology to level land, level land precision height, simple to operate, the operating efficiency height.In laser leveling system, the size of pulling type level land shovel should be complementary with the tractive force of tractor, in addition, the perching knife angle of penetration and the shape of pulling type level land shovel, whether be related to level land shovel can finish easily and cut soil, band soil and function such as pave, when running into the highland, the level land shovel is cut soil and is with soil mud moving, and biside plate can strengthen is with native function; Run into when low-lying, long-pending soil can pave voluntarily, levels up the ground.
The pulling type level land shovel equipment major defect that uses in the existing laser leveling system is the outputting power that does not make full use of tow tractor, do not take all factors into consideration the tractive force size of tow tractor, there are not design in detail level land shovel size, perching knife angle of penetration and shape, consumed power is big, and operating efficiency is difficult to improve.
The utility model content
Main purpose of the present utility model is at the deficiencies in the prior art, and the pulling type level land that proposes to use in a kind of laser leveling system is shoveled, and its perching knife has rational angle of penetration and shape, has improved operating efficiency.
Another purpose of the present utility model is at the deficiencies in the prior art, and the pulling type level land that proposes to use in a kind of laser leveling system is shoveled, and himself is unpowered and energy source device, but has made full use of the power output of tow tractor, has reduced power consumption.
The purpose of this utility model is achieved by the following technical solution:
A kind of pulling type level land shovel comprises: the hitch frame that is connected with the tractor-drawn hook, scraper bowl, ∏ shape are supported wheel carrier and support wheel;
Scraper bowl comprises rectangular frame, back side shield and two side shields, and back side shield is an arc, is fixed on the rear end of rectangular frame, and side shield is separately fixed at the framework both sides;
The front end of scraper bowl framework is connected on the hitch frame, and the axle two ends of supporting wheel carrier are provided with support wheel, and two linking arms of square with the axis connection are connected on the back side shield of scraper bowl.
Also comprise perching knife, perching knife is fastened on the lower limb of the back side shield of scraper bowl by bolt.
Described perching knife has two-sided cutting edge, and a side tool sharpening can be pulled down it anti-dress after decreasing, and uses the opposite side blade to work on, and extends working time, and perching knife adopts the high-quality wear-resisting steel plate to make.
The lower edge of described back side shield is a cutting edge.
Cutting edge becomes the angle of penetration less than 45 degree, about 20 millimeters of cutting edge embedded depth with the level ground.
The rectangular frame of described scraper bowl adopts rectangular steel tube to be welded.
The utility model itself is unpowered and energy source device, has made full use of the outputting power of tow tractor, uses with homemade medium horsepower tractor to get final product, and is simple in structure, compact, dependable performance; The size of perching knife, shape, angle of penetration obtain through careful design, have reduced power consumption, have improved operating efficiency.
Description of drawings
Fig. 1 is a pulling type level land shovel front view;
Fig. 2 is the hitch frame vertical view;
Fig. 3 is the front view of scraper bowl (with perching knife);
Fig. 4 is the vertical view of scraper bowl (with perching knife);
Fig. 5 is that the wheel carrier front view is supported in the back;
Fig. 6 is that the wheel carrier vertical view is supported in the back.
Embodiment
Below in conjunction with accompanying drawing enforcement of the present invention is described in detail.
Fig. 1 is pulling type level land shovel front view.Wherein, hitch frame 1, scraper bowl 2, perching knife 3 supports wheel carrier 4, support wheel 5, oil cylinder 6, laser pickoff support 7;
The hitch frame 1 of pulling type level land shovel is connected by bearing pin with the tractor-drawn hook, when pulling type level land shovel and different model tractor use, when drawbar height changes, can be by regulating bidirectional modulation screw rod 8 with the shovel leveling of pulling type level land, guarantee the angle of penetration of perching knife, guarantee operating efficiency; The front end of scraper bowl framework is connected on the hitch frame 1, and the axle two ends of supporting wheel carrier 4 are provided with support wheel respectively, and two linking arms of square with the axis connection are connected on the back side shield of scraper bowl; Hydraulic control unit control oil cylinder 6 flexible, an end of oil cylinder 6 is fixed on the framework of perching knife, and the other end is fixed on and supports on the wheel carrier 4, by oil cylinder flexible scraper bowl 2 is done relative motion with supporting between the wheel carrier 4, and realization scraper bowl 2 also drives perching knife 3 and moves up and down.
Need to prove: hitch frame 1 and scraper bowl 2, scraper bowl 2 all adopt the bearing pin connection being connected between the wheel carrier 4 with supporting.
Fig. 2 is hitch frame 1 vertical view.As shown in Figure 2, hitch frame is lambdoid support, the middle part is provided with the horizontal support member that is used to reinforce, and the link in the left side of hitch frame is connected with the tractor-drawn hook by bearing pin, and two links on right side are connected with two otic placodes, 14 (see figure 4)s of scraper bowl 2 by bearing pin; The horizontal support member (18) of hitch frame is connected with an end of bidirectional modulation screw rod 8 by bearing pin, the other end of bidirectional modulation screw rod 8 is connected with otic placode 13 (see figure 3)s on the scraper bowl, when drawbar height changes, can be by regulating bidirectional modulation screw rod 8 with pulling type level land shovel adjustment.
Fig. 3,4 is respectively master, the vertical view of scraper bowl (with perching knife).Scraper bowl 2 comprises rectangular frame 17, back side shield 9 and two side shields 15, and back side shield is an arc, is fixed on the rear end of rectangular frame 17, and side shield 15 is separately fixed at the rectangular frame both sides; Perching knife 3 is installed in the lower edge of scraper bowl 2, is connected and fixed by equidistant 9 groups of bolts 16 side by side between perching knife 3 and the back side shield 9.In addition, perching knife 3 has two-sided cutting edge, and a side tool sharpening can be pulled down it anti-dress after decreasing, and uses the opposite side blade to work on, and extends working time; Perching knife 3, back side shield 9 and two side shields 15 all adopt the high-quality wear-resisting steel plate to make, and rectangular frame 17 adopts rectangular steel tube to be welded.
The otic placode 10 of scraper bowl connect to support wheel carrier 4 by bearing pin, and otic placode 11 connects an end of oil cylinder 6 by bearing pin, and the other end of oil cylinder 6 links to each other by bearing pin with otic placode on supporting wheel carrier; Stiffener 12 plays firm effect, welds together with rectangular frame 17 and otic placode 13, and otic placode 13 is connected with bidirectional modulation screw rod 8 by bearing pin, and otic placode 14 is connected with hitch frame 1 by bearing pin.
Another embodiment of the present utility model is, the lower edge of the back side shield 9 of scraper bowl is ground into sharp cutting edge, just needn't connect a slice perching knife in addition on the side shield of back, and such integral structure is more more firm than combining structure.But on the other hand,,, divide body structure, only need to change perching knife, easy to operate saving time if adopt than the wearing and tearing and the destruction that are easier to cause cutting edge because the level land shovel directly contacts with ground; And need to change whole back side shield in the integrative-structure, and could continue to use, compare the operation more complicated with a minute body structure.Can select according to actual conditions during use.
More than cutting edge and the level ground of two embodiment all become angle of penetration less than 45 degree, by experiment be a preferable cutting edge angle of penetration to 37 degree, the cutting edge embedded depth is about 20 millimeters in addition.
Fig. 5,6 is respectively the back and supports wheel carrier master, vertical view.Support wheel carrier 4 as shown in Figure 6 and be ∏ shape structure, its two ends are provided with support wheel 5, two parallel linking arms of square with the axis connection are connected on the back side shield 9 of scraper bowl, is connected with the otic placode 10 of back on the side shield 9 by bearing pin, the otic placode on the support wheel frame axle is connected with an end of oil cylinder 6 by bearing pin.
During the farmland grading operation, generating laser is installed in the tripod adjusted to zero level degree duty, generating laser above the farmland 360 ° strafe laser and form a laser level plane as smooth reference plane, to guarantee before the operation that Laser emission receives the space clear.Tractor moves on to the dispersed elevation point near farmland central authorities, and the starting point as the level land route moves up and down laser pickoff, makes its rack-mount proper height can receive laser signal in real time, when the control cabinet green light is bright, and the fixing position of receiver; During grading operation, receiver receives different laser signals at diverse location and carries corresponding electric signal to give controller, controller is then by the work of hydraulic control unit control hydraulic jack, realize the lifting of level land shovel, under laser controlling, do not stop to move up and down by pulling type level land shovel, dig height and fill out lowly, finish land readjustment work by the route requirement.
Shovel unpowered and energy source device in this pulling type level land itself has made full use of the outputting power of tow tractor, uses with homemade medium horsepower tractor to get final product, and is simple in structure, compact, dependable performance.
It should be noted last that, above embodiment is only unrestricted in order to the explanation the technical solution of the utility model, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement the technical solution of the utility model, and not breaking away from the spirit and scope of technical solutions of the utility model, it all should be encompassed in the middle of the claim scope of the present utility model.
Claims (6)
1, a kind of pulling type level land shovel comprises: the hitch frame that is connected with the tractor-drawn hook, scraper bowl, ∏ shape support wheel carrier and support wheel;
It is characterized in that: scraper bowl comprises rectangular frame, back side shield and two side shields, and back side shield is an arc, is fixed on the rear end of rectangular frame, and side shield is separately fixed at the rectangular frame both sides;
The front end of rectangular frame is connected on the hitch frame, and the axle two ends of supporting wheel carrier are provided with support wheel, and two linking arms of square with the axis connection are connected on the back side shield of scraper bowl.
2, pulling type according to claim 1 level land shovel, it is characterized in that: also comprise perching knife, perching knife is fastened on the lower limb of the back side shield of scraper bowl by bolt.
3, pulling type according to claim 2 level land shovel, it is characterized in that: described perching knife has two-sided cutting edge, adopts the high-quality wear-resisting steel plate to make.
4, pulling type according to claim 1 level land shovel is characterized in that: the lower edge of described back side shield is a cutting edge.
5, according to claim 3 or 4 described pulling type level lands shovel, it is characterized in that: cutting edge becomes the angle of penetration less than 45 degree, about 20 millimeters of cutting edge embedded depth with the level ground.
6, according to claim 1 or 2 or 3 or 4 described pulling type level lands shovel, it is characterized in that: the rectangular frame of described scraper bowl adopts rectangular steel tube to be welded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03208791 CN2655602Y (en) | 2003-09-04 | 2003-09-04 | Pull type land level scraper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03208791 CN2655602Y (en) | 2003-09-04 | 2003-09-04 | Pull type land level scraper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2655602Y true CN2655602Y (en) | 2004-11-17 |
Family
ID=34324902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03208791 Expired - Fee Related CN2655602Y (en) | 2003-09-04 | 2003-09-04 | Pull type land level scraper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2655602Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101940093A (en) * | 2010-08-03 | 2011-01-12 | 中国农业大学 | Monitoring device for shoveled soil amount on level ground |
| CN102979121A (en) * | 2012-12-26 | 2013-03-20 | 中卫市天元锋农业机械制造有限责任公司 | Four-wheel copy foldable land leveler |
| CN105144876A (en) * | 2015-09-28 | 2015-12-16 | 农业部南京农业机械化研究所 | Pull type laser land leveler |
| CN105191524A (en) * | 2015-10-09 | 2015-12-30 | 农业部南京农业机械化研究所 | Land leveling shovel horizontal adjustment device for pull-type laser land leveler |
-
2003
- 2003-09-04 CN CN 03208791 patent/CN2655602Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101940093A (en) * | 2010-08-03 | 2011-01-12 | 中国农业大学 | Monitoring device for shoveled soil amount on level ground |
| CN101940093B (en) * | 2010-08-03 | 2013-01-23 | 中国农业大学 | Monitoring device for shoveled soil amount on level ground |
| CN102979121A (en) * | 2012-12-26 | 2013-03-20 | 中卫市天元锋农业机械制造有限责任公司 | Four-wheel copy foldable land leveler |
| CN102979121B (en) * | 2012-12-26 | 2015-05-13 | 中卫市天元锋农业机械制造有限责任公司 | Four-wheel copy foldable land leveler |
| CN105144876A (en) * | 2015-09-28 | 2015-12-16 | 农业部南京农业机械化研究所 | Pull type laser land leveler |
| CN105191524A (en) * | 2015-10-09 | 2015-12-30 | 农业部南京农业机械化研究所 | Land leveling shovel horizontal adjustment device for pull-type laser land leveler |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |