CN216532535U

CN216532535U - Agricultural press wheel for preserving soil moisture

Info

Publication number: CN216532535U
Application number: CN202122786646.5U
Authority: CN
Inventors: 张肖含
Original assignee: Hebei Dingwo Machinery Manufacturing Co ltd
Current assignee: Hebei Dingwo Machinery Manufacturing Co ltd
Priority date: 2021-11-15
Filing date: 2021-11-15
Publication date: 2022-05-17
Anticipated expiration: 2031-11-15

Abstract

The utility model relates to an agricultural press wheel for preserving soil moisture, which is used for preserving the soil moisture of the land after wheat is cultivated; the device comprises a bearing seat for driving a press wheel to move, a main shaft assembly rotationally connected with the bearing seat and a press wheel assembly arranged on the main shaft assembly; the press wheel assembly comprises a press wheel group, an end cover, a gasket and a locking nut; the press wheel comprises a rim, a hub arranged in the rim and a spoke arranged between the rim and the hub; the middle part of the outer circle of the rim is provided with a whole circle of bulges; the main shaft assembly comprises a hollow shaft and two shaft heads; the shaft head is welded with the hollow shaft; the hollow shaft is sleeved with the pressing wheel set; the shaft head is sleeved with the end cover and the gasket respectively; the shaft head is in threaded connection with the locking nut; the utility model has the beneficial effects that: through the press wheel that sets up, the press wheel passes through the bearing frame and drives, and the wheat soil after will ploughing is the compaction, and the water source can be practiced thrift to the moisture conservation, is worth wideling popularize.

Description

Agricultural press wheel for preserving soil moisture

Technical Field

The utility model relates to the technical field of agricultural machinery, in particular to an agricultural press wheel for preserving soil moisture.

Background

At present, winter wheat in northern China is irrigated once before entering winter, which is commonly called as frozen water; in order to keep dry winter wheat from water shortage, the problem that how to save water is an urgent need to be solved is known to be that the northern China is always arid at present.

In the prior patent in China, the application number is CN201822124393.3 and is named as a patent of a press wheel device used on a seeder, the patent only has one press wheel, the efficiency is low, and the form of the press wheel is flat-top, which is not beneficial to compacting soil;

patent application No. CN201620861085.7, entitled press wheel for seeder; this patent also suffers from the problems noted above and needs to be addressed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an agricultural press wheel for preserving soil moisture, which has the technical effect of preserving soil moisture.

In order to solve the technical problems, the utility model provides the following technical scheme:

an agricultural press wheel for preserving soil moisture is used for preserving soil moisture after wheat is cultivated; the agricultural roller press comprises a bearing seat for driving an agricultural roller press to move, a main shaft assembly rotationally connected with the bearing seat and a roller press assembly arranged on the main shaft assembly;

the press wheel assembly comprises a press wheel group, an end cover, a gasket and a locking nut;

the press wheel group comprises at least eight press wheels; the press wheel is sleeved with the main shaft assembly;

the number of the end covers is two, and the end covers are respectively arranged at two ends of the pressing wheel set; the end cover is sleeved with the main shaft assembly;

the number of the gaskets is two, and the two gaskets are respectively arranged between the locking nut and the end cover; the gasket is sleeved with the main shaft assembly;

the number of the locking nuts is two; the locking nut is in threaded connection with the main shaft assembly.

Further, the press wheel comprises a rim, a hub arranged in the rim and a spoke arranged between the rim and the hub; the hub is sleeved with the main shaft assembly; the number of the wheel hubs is two, and the number of the spokes is two; a group of spokes is arranged between each hub and the wheel rim; each group of spokes comprises three spokes, and the three spokes are uniformly distributed along the same cross section center of the hub.

Further, the rim of the press wheel is cylindrical; the outer diameter of the press wheel is not less than 350 mm; the width of the press wheel is not less than 80 mm.

Furthermore, the middle part of the outer circle of the rim is provided with a whole circle of bulges.

Furthermore, the number of the locking nuts is four; every two lock nuts are in a group, and one side of each gasket is provided with a group of lock nuts.

Furthermore, the main shaft assembly comprises a hollow shaft and two shaft heads respectively arranged at two ends of the hollow shaft; the shaft head is welded with the hollow shaft.

Further, the hollow shaft is sleeved with the press wheel set; the shaft head is sleeved with the end cover and the gasket respectively; the shaft head is in threaded connection with the locking nut.

Further, the shaft head is provided with a step and a groove, and a retaining ring for the shaft is arranged in the groove; a bearing is arranged between the shaft head and the bearing seat; one end of the inner ring of the bearing is abutted with the step, and the other end of the inner ring of the bearing is abutted with the retaining ring for the shaft.

Furthermore, a connecting rib is arranged between the two hubs; the connecting ribs are arranged along the axial direction of the hub; the number of the connecting ribs is three; the three connecting ribs are uniformly distributed along the circumferential direction of the hub.

Compared with the prior art, the utility model has the beneficial effects that:

1. a connecting rib is arranged between the two hubs; the connecting ribs are arranged along the axial direction of the hub; the number of the connecting ribs is three; the three connecting ribs are uniformly distributed along the circumferential direction of the hub; the strength of the hub can be enhanced;

2. the shaft head is provided with a step and a groove, and a retaining ring for a shaft is arranged in the groove; a bearing is arranged between the shaft head and the bearing seat; one end of the inner ring of the bearing is abutted with the step, and the other end of the inner ring of the bearing is abutted with the retaining ring for the shaft; the inner ring of the bearing is positioned by a step and a retaining ring for a shaft, so that the bearing is prevented from moving along the axial direction;

3. the number of the locking nuts is four; every two locking nuts are in a group, one side of each gasket is provided with one group of locking nuts, and the two locking nuts are mutually tightened and are not easy to loosen;

4. a whole circle of bulges are arranged at the middle part of the excircle of the arranged rim; the bulge can press the part of the land more firmly, so that the soil is more beneficial to avoiding water loss;

5. through the press wheel that sets up, the press wheel passes through the bearing frame and drives, will plough the soil behind the wheat, and the water source can be practiced thrift in the compaction, the moisture conservation, is worth wideling popularize.

Drawings

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

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

FIG. 3 is an enlarged view of FIG. 2 at A;

FIG. 4 is an enlarged view of FIG. 1 at B;

FIG. 5 is a schematic structural view of the spindle assembly;

FIG. 6 is an enlarged view at C of FIG. 5;

FIG. 7 is a schematic left side view of the press wheel;

fig. 8 is a front sectional view of fig. 7.

The figures of the drawings illustrate:

1-press wheel, 100-bulge, 101-spoke, 102-rim and 103-hub;

2-bearing seat and 3-main shaft assembly;

10-end cover, 11-gasket, 12-lock nut, 13-bearing, 14-shaft head, 15-hollow shaft, 16-step and 17-groove.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Example 1

Please refer to fig. 1-8

The embodiment provides an agricultural press wheel for preserving soil moisture, which is used for preserving the soil moisture of the land after wheat cultivation; the device comprises a bearing seat 2, a main shaft assembly 3 rotationally connected with the bearing seat 2 and a press wheel assembly arranged on the main shaft assembly 3;

the press wheel assembly comprises a press wheel group, an end cover 10, a gasket 11 and a locking nut 12;

the press wheel group comprises at least eight press wheels 1; the press wheel 1 is sleeved with the main shaft assembly 3;

the number of the end covers 10 is two, and the end covers are respectively arranged at two ends of the pressing wheel set; the end cover 10 is sleeved with the main shaft assembly 3;

the number of the gaskets 11 is two, and the two gaskets are respectively arranged between the locking nut 12 and the end cover 10; the gasket 11 is sleeved with the spindle assembly 3;

the number of the locking nuts 12 is two; the locking nut 12 is in threaded connection with the spindle assembly 3.

The press wheel 1 comprises a rim 102, a hub 103 arranged in the rim 102 and spokes 101 arranged between the rim 102 and the hub 103; the hub 103 is sleeved with the spindle assembly 3; the number of the hubs 103 is two, and the number of the spokes 101 is two; a group of spokes 101 is arranged between each hub 103 and the rim 102; each set of spokes 101 comprises three spokes which surround the axle center of the hub (103) uniformly on the same cross section perpendicular to the axle center of the hub 103. The rim 102, the hub 103 and the spoke 101 of the press wheel 1 are integrally cast, a central hole is formed in the hub 103, and the press wheel 1 penetrates through the main shaft assembly 3 through the central hole;

the rim 102 of the press wheel 1 is cylindrical; the outer diameter of the press wheel 1 is not less than 350 mm; the width of the press wheel 1 is not less than 80 mm. In actual use, the roller 1 is not easy to use when the outer diameter is smaller than 350mm, and the roller with the diameter of 400 mm is generally selected, so that the soil compaction can be realized, the moisture of the soil can be kept, and meanwhile, the soil cannot be tamped, so that seeds cannot grow out;

the number of the locking nuts 12 is four; every two lock nuts 12 are in one group, and one group of lock nuts 12 is arranged on one side of each gasket 11.

The main shaft assembly 3 comprises a hollow shaft 15 and two shaft heads 14 respectively arranged at two ends of the hollow shaft 15; the stub shaft 14 is welded to the bored axle 15. The length of the hollow shaft 15 is slightly shorter than that of the press wheel set, generally 3-5mm, so that the end cover 10 arranged on the shaft head 14 can block the press wheel set;

the hollow shaft 15 is sleeved with the press wheel set; the shaft head 14 is respectively sleeved with the end cover 10 and the gasket 11; the spindle head 14 is in threaded connection with the lock nut 12. The locking nuts 12 at the two ends of the shaft head 14 block the press wheel group between the locking nuts 12 at the two ends, so that the axial movement of the press wheel 1 on the hollow shaft 15 back and forth is avoided;

the shaft head 14 is provided with a step 16 and a groove 17, and a retaining ring for a shaft is arranged in the groove 17; a bearing 13 is arranged between the shaft head 14 and the bearing seat 2; one end of the inner ring of the bearing 13 is abutted with the stepped step 16, and the other end of the inner ring of the bearing 13 is abutted with the shaft retainer ring. The bearing 13 is limited on the shaft head 14 by utilizing the step 16 and the retaining ring for the shaft; preventing axial play of the bearing 13; the outer race of the bearing 13 is a close fit with the bearing housing 2 and is typically assembled by compression. The bearing 13 adopts a national standard deep groove ball bearing.

In the working process of the utility model, the water-soluble polymer,

the device is well installed, a power device is connected with a bearing seat 2, the power device moves forwards, the power device drives the bearing seat 2 to move forwards, the bearing seat 2 drives a main shaft assembly 3 rotationally connected with the bearing seat to move forwards, the main shaft assembly 3 drives a pressing wheel 1 sleeved with the main shaft assembly to roll on the ground, loose wheat ridges which are just planted with wheat are compacted, and water loss is avoided; at present, winter wheat in northern China is irrigated once before entering winter, which is commonly called as frozen water; the device is used for keeping the moisture of winter wheat without watering, so that the moisture of winter wheat can be kept, water resources are saved, the device is beneficial to the nation and the people, and the device is widely popularized in the north of China.

Example 2

This embodiment has basically the same structure as embodiment 1,

except as shown in fig. 8; the middle part of the outer circle of the rim is provided with a whole circle of bulges 100; the cross section of the protrusion 100 is in an inverted V shape; the inverted V-shaped junction at the top of the bulge 100 adopts arc transition to avoid forming a sharp corner;

the bulge 100 can press the part of the land more firmly, and is more beneficial to avoiding the water loss of the soil;

the bulge 100 also has the function of soil crushing, so that larger soil blocks can be crushed, and land leveling is facilitated;

the working principle of this embodiment is basically the same as that of embodiment 1, and will not be described herein.

Example 3

This embodiment has basically the same structure as embodiment 1,

the difference is that as shown in fig. 7-8, a connecting rib is arranged between the two hubs 103; the connecting ribs are arranged along the axial direction of the hub 103; the number of the connecting ribs is three; the three connecting ribs are uniformly distributed along the circumferential direction of the hub 103;

the connecting ribs for enhancing the strength between the hubs 103 are arranged, so that the connecting strength of the hubs 103 can be increased; extending the life of the hub 103;

Example 4

This embodiment has basically the same structure as embodiment 1,

the difference lies in that the press wheel group consists of 20 press wheels 1, and a walking tractor providing power for the press wheels is 15 kilowatts and can be normally used; set up 20 press wheels 1, it is confirmed through the repetition test, to the power of 15 kilowatts, match each other, if press wheel group 1 is too little, the time that the same soil of compaction needs is longer, and is inefficient, if press wheel 1's quantity is too much, then need increase power supply, still need increase the intensity of hollow shaft 15, also be unsuitable.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art. At present, the technical scheme of the application has been subjected to pilot plant test, namely small-scale experiment before large-scale mass production of products; after the pilot test is finished, the investigation for the use of the user is carried out in a small range, and the investigation result shows that the satisfaction degree of the user is higher; the preparation of products for formal production for industrialization (including intellectual property risk early warning research) has been set forth.

Claims

1. The utility model provides an agricultural press wheel for preserving soil moisture which characterized in that: the device comprises a bearing seat (2), a main shaft assembly (3) rotationally connected with the bearing seat (2) and a press wheel assembly arranged on the main shaft assembly (3);

the press wheel assembly comprises a press wheel set, an end cover (10) and a locking nut (12);

the press wheel group comprises at least eight press wheels (1); the pressing wheel set is sleeved with the main shaft assembly (3);

the number of the end covers (10) is two, and the end covers are respectively arranged at two ends of the pressing wheel set; the end cover (10) is sleeved with the main shaft assembly (3);

the number of the locking nuts (12) is two; the locking nut (12) is in threaded connection with the main shaft assembly (3);

the press wheel (1) comprises a rim (102), a hub (103) arranged in the rim and a spoke (101) arranged between the rim (102) and the hub (103); the hub (103) is sleeved with the spindle assembly (3); the number of the wheel hubs (103) is two, and the number of the spokes (101) is two; a group of spokes (101) are arranged between each hub (103) and the wheel rim (102); each group of spokes (101) comprises three spokes, and the three spokes are uniformly distributed around the axle center of the hub (103) on the same section perpendicular to the axle center of the hub (103);

the rim (102) of the press wheel (1) is cylindrical; the outer diameter of the rim (102) is not less than 350 mm; the width of the press wheel (1) is not less than 80 mm;

the middle part of the outer circle of the rim (102) is provided with a whole circle of bulges (100); the protrusion (100) is in an inverted V shape.

2. An agricultural press wheel for preserving soil moisture as claimed in claim 1, wherein: every two lock nuts (12) are in one group, and one group of lock nuts (12) is arranged on one side of each end cover (10).

3. An agricultural press wheel for preserving soil moisture as claimed in claim 2, wherein: the main shaft assembly (3) comprises a hollow shaft (15) and two shaft heads (14) which are respectively arranged at two ends of the hollow shaft (15); the shaft head (14) is welded with the hollow shaft (15).

4. An agricultural press wheel for preserving soil moisture as claimed in claim 3, wherein: the hollow shaft (15) is sleeved with the press wheel set; the shaft heads (14) are respectively sleeved with the end covers (10); the shaft head (14) is in threaded connection with the locking nut (12).

5. An agricultural press wheel for preserving soil moisture as claimed in claim 4, wherein: the shaft head (14) is provided with a step (16) and a groove (17), and a retaining ring for the shaft is arranged in the groove (17); a bearing (13) is arranged between the shaft head (14) and the bearing seat (2); one end of the inner ring of the bearing (13) is abutted with the stepped step (16), and the other end of the inner ring of the bearing (13) is abutted with the shaft retainer ring.

6. An agricultural press wheel for preserving soil moisture as claimed in claim 5, wherein: a connecting rib is arranged between the two hubs (103); the connecting ribs are arranged along the axial direction of the hub (103); the number of the connecting ribs is three; the three connecting ribs are uniformly distributed along the circumferential direction of the hub (103).

7. An agricultural press wheel for preserving soil moisture as claimed in claim 4, wherein: and a gasket (11) is arranged between the locking nut (12) and the end cover (10).