CN216451841U

CN216451841U - Wheat rice planter depth adjusting structure

Info

Publication number: CN216451841U
Application number: CN202122343833.6U
Authority: CN
Inventors: 李尤; 尤磊; 陆晶晶
Original assignee: You Weizhong
Current assignee: You Weizhong
Priority date: 2021-09-27
Filing date: 2021-09-27
Publication date: 2022-05-10
Anticipated expiration: 2031-09-27

Abstract

The utility model discloses a depth adjusting structure of a wheat and rice seeder, which relates to the technical field of the seeder and comprises a seeding mechanism, wherein connecting blocks are symmetrically welded above the end part of the seeding mechanism, convex columns are integrally formed on the surface of the connecting blocks, shells are respectively arranged on two sides of the seeding mechanism, a screw rod is arranged on the inner side of each shell, guide rods are respectively fixedly connected to two sides of each screw rod, a sliding block is movably connected to the outer wall of each guide rod, the sliding block is rotatably connected with the screw rod through threads, a synchronous right-angle reducer is arranged at the top of each shell, a transmission rod is arranged at the power input end of the synchronous right-angle reducer, a first spiral bevel gear is arranged in the middle of the outer wall of the transmission rod, a second spiral bevel gear is meshed with the surface of the first spiral bevel gear, a rotating shaft is welded at the center of the top of the second spiral bevel gear, the utility model can realize the adjustment of the seeding mechanism only by rotating the rotating shaft by one person, not only the operation is simple and convenient, but also the labor force is saved.

Description

Wheat rice planter depth adjusting structure

Technical Field

The utility model relates to the technical field of seeders, in particular to a depth adjusting structure of a wheat and rice seeder.

Background

A planting machine for a planter using crop seeds as planting objects. The seeder for a certain kind or a certain kind of crops is usually named by the kind of crops, such as a grain drill, a corn hill planter, a cotton seeder, a pasture grass seeder and the like, the first seeder is manufactured in Greece in 1636 years, and the plough seeder is manufactured on an animal-drawn multi-furrow plough in Russian in 1830 years. 1860 years later, countries like the united states of english and american began mass production of animal-powered grain drill. After the 20 th century, there have been successive tractors and suspended grain drill, and sowing machines using pneumatic seeding. Precision seeders were developed in the 50 s. Grain seed drills, cotton seed drills, etc. were introduced in china from the 50 s of the 20 th century. In the 60 s, various types such as a suspension type grain seeder, a centrifugal seeder, a universal frame seeder, an air-suction seeder and the like are developed successively, and a grinding grain type seeding apparatus is developed. In the 70 s, two series of universal sowing and cultivating machines and grain combined sowing machines were formed, and precision sowing machines were successfully developed.

The depth adjusting structure of the existing wheat and rice seeder mainly has the following defects: the depth adjustment mechanism of the existing wheat and rice seeding machine is arranged at two ends of the seeding mechanism, so that when the depth of the seeding mechanism is adjusted, two persons are required to operate in a cooperative manner, the operation is complex, and the labor force is excessively occupied.

SUMMERY OF THE UTILITY MODEL

For solving above-mentioned technical problem, provide and a wheat rice planter depth adjustment structure, this technical scheme has solved current wheat rice planter's depth adjustment mechanism and has set up the both ends at sowing mechanism, consequently when adjusting the depth to sowing mechanism, needs two people cooperative operation, complex operation not only, moreover too much occupy the problem of labour.

In order to achieve the above purposes, the technical scheme adopted by the utility model is as follows:

the utility model provides a wheat rice planter depth adjustment structure, includes sowing mechanism, the symmetrical welding of sowing mechanism tip top has the connecting block, connecting block surface integrated into one piece has the projection, the casing is all installed to sowing mechanism both sides, the casing inboard is equipped with the lead screw, the equal fixedly connected with guide bar in lead screw both sides, guide bar outer wall swing joint has the slider, and the slider rotates with the lead screw thread and link to each other, synchronous right angle reduction gear is installed at the casing top, the transfer line is installed to synchronous right angle reduction gear's power input end, transfer line outer wall mid-mounting has first spiral bevel gear, first spiral bevel gear surface meshing has second spiral bevel gear, second spiral bevel gear top center department welding has the pivot.

As a preferred technical scheme of the utility model, the surface of the shell is provided with a straight hole, the convex column penetrates through the straight hole and extends to the inner side of the shell, and the end part of the convex column is connected with the sliding block in a welding way.

As a preferred technical scheme of the utility model, the outer walls of two sides of the shell are welded with two groups of mounting lugs, and each group of mounting lugs is provided with two groups.

As a preferable technical scheme of the utility model, the bottom end of the screw rod is rotationally connected with the inner wall of the shell, the top end of the screw rod penetrates through the shell, and the penetrating end of the screw rod is in transmission connection with the power output end of the synchronous right-angle speed reducer.

As a preferred technical scheme of the utility model, a hand wheel is installed at the top end of the rotating shaft, a support is arranged above the second spiral bevel gear, two ends of the support are connected with the shell in a welding mode, the rotating shaft penetrates through the support, a bearing is installed at the joint of the rotating shaft and the upper surface of the support, and reinforcing ribs are symmetrically welded on the inner side of the support.

As a preferred technical scheme of the utility model, the lower part of the end part of the sowing mechanism is symmetrically and fixedly connected with a convex block, one side of the straight hole is provided with a graduated scale, and the graduated scale corresponds to the end part of the convex block.

Compared with the prior art, the utility model has the beneficial effects that: rotate through the manual drive pivot, thereby make second spiral bevel gear drive first spiral bevel gear operation, and then make first spiral bevel gear drive transfer line synchronous rotation, drive the inside gear train operation of synchronous right angle reduction gear through the transfer line, make synchronous right angle reduction gear's power take off end drive lead screw rotate, rotate with the slider screw through the lead screw and link to each other, thereby can make slider cooperation guide bar slide from top to bottom, and it links to each other with the projection welding on the connecting block to pass through the slider, thereby can adjust the height of seeding mechanism from top to bottom, and then adjust the depth of seeding, consequently only need single rotation pivot can realize the regulation of seeding mechanism, and is not only easy and simple to handle, and the labour has been saved.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the external structure of the housing of the present invention;

FIG. 3 is a schematic view of the internal structure of the housing according to the present invention;

FIG. 4 is a schematic diagram of a bump structure according to the present invention.

The reference numbers in the figures are:

1. a sowing mechanism;

2. connecting blocks; 201. a convex column;

3. a housing; 301. a straight hole; 302. mounting lugs; 303. a screw rod; 304. a guide bar; 305. a slider;

4. a synchronous right-angle reducer; 401. a transmission rod; 402. a first spiral bevel gear;

5. a second spiral bevel gear; 501. a rotating shaft; 502. a hand wheel; 503. a bearing; 504. a support; 505. reinforcing ribs;

6. a bump;

7. a graduated scale.

Detailed Description

The following description is presented to disclose the utility model so as to enable any person skilled in the art to practice the utility model. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

Referring to fig. 1-4, a depth adjusting structure of a wheat and rice seeder comprises a seeding mechanism 1, the upper part of the end part of the sowing mechanism 1 is symmetrically welded with connecting blocks 2, convex columns 201 are integrally formed on the surfaces of the connecting blocks 2, the two sides of the seeding mechanism 1 are both provided with a shell 3, the inner side of the shell 3 is provided with a screw rod 303, both sides of the screw rod 303 are fixedly connected with guide rods 304, the outer wall of each guide rod 304 is movably connected with a slide block 305, and the slide block 305 is in threaded rotary connection with the screw rod 303, the top of the shell 3 is provided with a synchronous right-angle reducer 4, a driving rod 401 is arranged at the power input end of the synchronous right-angle reducer 4, a first spiral bevel gear 402 is arranged in the middle of the outer wall of the driving rod 401, a second spiral bevel gear 5 is meshed with the surface of the first spiral bevel gear 402, and a rotating shaft 501 is welded at the center of the top of the second spiral bevel gear 5; rotate through manual drive pivot 501, thereby make second spiral bevel gear 5 drive first spiral bevel gear 402 operation, and then make first spiral bevel gear 402 drive transfer line 401 synchronous rotation, drive the inside gear train operation of synchronous right angle reduction gear 4 through transfer line 401, make the power take off end drive lead screw 303 of synchronous right angle reduction gear 4 rotate, rotate with slider 305 screw through lead screw 303, thereby can make slider 305 cooperation guide bar 304 slide from top to bottom, and it links to each other with the projection 201 welding on the connecting block 2 through slider 305, thereby can adjust the height of sowing mechanism 1 from top to bottom, and then adjust the depth of sowing, consequently only need single rotation pivot 501 can realize the regulation of sowing mechanism 1, and is not only easy and simple to handle, and the labour has been saved.

Specifically, a straight hole 301 is formed in the surface of the housing 3, the convex column 201 penetrates through the straight hole 301 and extends to the inner side of the housing 3, the end of the convex column 201 is connected with the sliding block 305 in a welding mode, the convex column 201 is connected with the sliding block 305 through the straight hole 301, and meanwhile the convex column 201 can move up and down in cooperation with the straight hole 301.

Specifically, 3 both sides outer wall of casing has all welded installation ear 302, installation ear 302 is equipped with two sets ofly, and every group installation ear 302 is equipped with two, and through setting up installation ear 302, the convenience is fixed to casing 3 installation.

Specifically, the bottom end of the screw rod 303 is rotatably connected with the inner wall of the shell 3, the top end of the screw rod 303 penetrates through the shell 3, the penetrating end of the screw rod 303 is connected with the power output end of the synchronous right-angle speed reducer 4 in a transmission manner, the screw rod 303 is driven to rotate through the synchronous right-angle speed reducer 4, and the screw rod 303 is rotatably connected with the sliding block 305 in a threaded manner, so that the position of the sliding block 305 can be conveniently adjusted up and down.

Concretely, hand wheel 502 is installed on pivot 501 top, 5 tops of second spiral bevel gear are equipped with support 504, and support 504 both ends all link to each other with the welding of casing 3, pivot 501 runs through support 504, bearing 503 is installed with support 504 upper surface linking department in pivot 501, the inboard symmetrical welding of support 504 has strengthening rib 505, makes things convenient for manual drive pivot 501 to rotate through setting up hand wheel 502 to link to each other with bearing 503 inner circle grafting through pivot 501, not only can reduce the resistance when pivot 501 rotates, can guarantee the precision of circling round of pivot 501 simultaneously, through setting up a plurality of strengthening ribs 505 at support 504 department of buckling symmetry, can improve support 504 and put into structural strength.

Specifically, 1 tip below symmetry fixedly connected with lug 6 of sowing mechanism, scale 7 is installed to a hole 301 one side, and scale 7 is corresponding with 6 tip of lug, and the tip department through lug 6 is corresponding with the scale mark on the scale 7, is favorable to improving the regulation precision of sowing mechanism 1.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a wheat rice planter depth adjusts structure, includes sowing mechanism (1), its characterized in that: the upper part of the end part of the sowing mechanism (1) is symmetrically welded with connecting blocks (2), convex columns (201) are integrally formed on the surface of the connecting blocks (2), the two sides of the seeding mechanism (1) are both provided with a shell (3), the inner side of the shell (3) is provided with a screw rod (303), both sides of the screw rod (303) are fixedly connected with guide rods (304), the outer wall of each guide rod (304) is movably connected with a slide block (305), the sliding block (305) is in threaded rotary connection with the screw rod (303), the top of the shell (3) is provided with a synchronous right-angle reducer (4), a power input end of the synchronous right-angle reducer (4) is provided with a transmission rod (401), a first spiral bevel gear (402) is arranged in the middle of the outer wall of the transmission rod (401), the surface of the first spiral bevel gear (402) is engaged with a second spiral bevel gear (5), and a rotating shaft (501) is welded at the center of the top of the second spiral bevel gear (5).

2. The wheat and rice planter depth adjusting structure as claimed in claim 1, wherein: a straight hole (301) is formed in the surface of the shell (3), the convex column (201) penetrates through the straight hole (301) and extends to the inner side of the shell (3), and the end part of the convex column (201) is connected with the sliding block (305) in a welding mode.

3. The wheat and rice planter depth adjusting structure as claimed in claim 1, wherein: the outer wall of both sides of the shell (3) is welded with two mounting lugs (302), the two mounting lugs (302) are arranged, and the number of the mounting lugs (302) in each group is two.

4. The wheat and rice planter depth adjusting structure as claimed in claim 1, wherein: the bottom end of the screw rod (303) is rotatably connected with the inner wall of the shell (3), the top end of the screw rod (303) penetrates through the shell (3), and the penetrating end of the screw rod (303) is connected with the power output end of the synchronous right-angle speed reducer (4) in a transmission mode.

5. The wheat and rice planter depth adjusting structure as claimed in claim 1, wherein: hand wheel (502) are installed on pivot (501) top, second spiral bevel gear (5) top is equipped with support (504), and support (504) both ends all link to each other with casing (3) welding, pivot (501) run through support (504), bearing (503) are installed with support (504) upper surface linking department in pivot (501), the inboard symmetrical welding of support (504) has strengthening rib (505).

6. The wheat and rice planter depth adjusting structure as claimed in claim 2, wherein: seeding mechanism (1) tip below symmetry fixedly connected with lug (6), scale (7) are installed to a hole (301) one side, and scale (7) are corresponding with lug (6) tip.