CN214206322U

CN214206322U - Lifting arm for agricultural tractor

Info

Publication number: CN214206322U
Application number: CN202023175629.XU
Authority: CN
Inventors: 王翠霞
Original assignee: Qingdao Zhongcheng Precision Casting Co ltd
Current assignee: Qingdao Zhongcheng Precision Casting Co ltd
Priority date: 2020-12-25
Filing date: 2020-12-25
Publication date: 2021-09-17
Anticipated expiration: 2030-12-25

Abstract

The utility model discloses a lifting arm for agricultural tractor, including lifting arm main part and afterbody connecting rod, the one end fixedly connected with linking arm of lifting arm main part, first location arm of other end fixedly connected with and the second location arm of lifting arm main part, positioning hole has been seted up with the inside of second location arm to first location arm, one side fixedly connected with auxiliary arm of lifting arm main part, auxiliary through hole has been seted up to the outer wall of auxiliary arm, the mounting groove has been seted up to the inside of linking arm, the latch has been seted up to the inner wall of mounting groove. A lifting arm for agricultural tractor, be equipped with location installation mechanism and multi-functional additional strengthening, can make things convenient for better to install the location between tractor and the suspension, it is more stable quick, the difficult condition that drops that appears can also increase the use strength of lifting arm, life is longer, increases performance, brings better use prospect.

Description

Lifting arm for agricultural tractor

Technical Field

The utility model relates to an agricultural instrument field, in particular to lifting arm for agricultural tractor.

Background

The lift arm for the agricultural tractor is a support equipment that carries out the tractor and connects, and when the tractor used, rear end position can hang a mechanism of ploughing, need use the lift arm to connect when hanging the connection, and along with the continuous development of science and technology, people also are more and more high to the manufacturing process requirement of lift arm for the agricultural tractor.

There is certain drawback when using in the lift arm for current agricultural tractor, at first, the stability can be relatively poor when connecting, the condition that drops appears easily, is unfavorable for people's use, and in addition, intensity is lower when using, the condition of wearing and tearing appears easily, reduces life, and the use of giving people has brought certain adverse effect, for this reason, we propose a lift arm for agricultural tractor.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a lift arm for agricultural tractor can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a lifting arm for an agricultural tractor comprises a lifting arm main body and a tail connecting rod, wherein one end of the lifting arm main body is fixedly connected with a connecting arm, the other end of the lifting arm main body is fixedly connected with a first positioning arm and a second positioning arm, positioning through holes are formed in the first positioning arm and the second positioning arm, one side of the lifting arm main body is fixedly connected with an auxiliary arm, an auxiliary through hole is formed in the outer wall of the auxiliary arm, a mounting groove is formed in the connecting arm, a latch is formed in the inner wall of the mounting groove, a positioning base is fixedly connected to the lower end of the connecting arm, a sealing gasket is fixedly connected to the inner wall of the positioning base, a knob rod is movably connected to the outer wall of the positioning base, a positioning piece is fixedly connected to one end of the knob rod, a grab handle is fixedly connected to one end of the positioning piece, and a connecting layer is fixedly connected to the outer surface of the lifting arm main body, the outer fixed surface of connecting layer is connected with the enhancement layer, the outer fixed surface of enhancement layer is connected with the rust removal layer, the outer fixed surface of rust removal layer is connected with automatically cleaning layer, the one end fixedly connected with connection support of afterbody connecting rod, the locating hole has been seted up to the outer wall of connection support.

Preferably, be provided with the welding piece between linking arm and the location base, the lower extreme of linking arm passes through the upper end fixed connection of welding piece and location base, the one end of grab handle is through setting element, knob pole and the outer wall swing joint of location base.

Preferably, a strong glue is arranged between the positioning base and the sealing gasket, and the inner wall of the positioning base is fixedly connected with the inner surface of the sealing gasket through the strong glue.

Preferably, be provided with the fixed block between afterbody connecting rod and the connection support, the one end fixed connection of fixed block and connection support is passed through to the one end of afterbody connecting rod, the inner wall of linking arm is connected for dismantling through the outer wall of connecting support, locating hole, location base, knob pole, setting element, grab handle and afterbody connecting rod.

Preferably, the lifting arm main body, the connecting layer, the reinforcing layer, the rust removing layer and the self-cleaning layer are integrally formed in a pouring mode.

Preferably, the lifting arm main body, the first positioning arm, the second positioning arm and the auxiliary arm are integrally formed through casting.

Compared with the prior art, the utility model provides an agricultural tractor is with lifting arm possesses following beneficial effect: the lifting arm for the agricultural tractor can be conveniently and better installed and positioned between the tractor and a suspension system through the positioning installation mechanism and the multifunctional reinforcing mechanism, is more stable and quick, is not easy to fall off, can also increase the service strength of the lifting arm, is longer in service life, can increase the service performance, can sleeve the tail connecting rod on the inner wall position of the connecting arm through the installation groove and the clamping teeth, increases the stability of the sleeve by the clamping teeth, is not easy to slide, is welded with the connecting support, is internally provided with the positioning hole, is positioned on the inner wall of the positioning base during the sleeve, can clamp the knob rod into the position inside the positioning hole by the knob grab handle and is connected with the positioning base, increases the sealing protection performance of the connection by the sealing gasket, is more stable in connection, and comprises a lifting arm main body, a connecting layer, a reinforcing layer, a rust removing layer, Mode integrated into one piece through the pouring between the automatically cleaning layer, the enhancement layer adopts and strengthens the metal fiber material, and use intensity is higher, and the derusting layer is convenient to be connected fixedly, has fine rust-resistant effect, and the automatically cleaning layer adopts macromolecular material, prevents being stained with of mud ash etc. and attaches, and whole lift arm for farm tractor simple structure, convenient operation, the effect of using is better for traditional mode.

Drawings

Fig. 1 is a schematic view of the overall structure of a lifting arm for an agricultural tractor according to the present invention.

Fig. 2 is a schematic structural view of the tail connecting rod in the lifting arm of the agricultural tractor.

Fig. 3 is a schematic structural view of the positioning base in the lifting arm for an agricultural tractor according to the present invention.

Fig. 4 is a schematic structural view of a reinforcing layer in a lifting arm for an agricultural tractor.

Reference numerals: 1. a lift arm body; 2. a connecting arm; 3. mounting grooves; 4. clamping teeth; 5. a handle; 6. positioning a base; 7. an auxiliary arm; 8. a first positioning arm; 9. positioning the through hole; 10. a second positioning arm; 11. a connecting layer; 12. an auxiliary through hole; 13. a tail connecting rod; 14. connecting a support; 15. positioning holes; 16. a positioning member; 17. a knob stem; 18. a gasket; 19. a reinforcing layer; 20. removing the rust layer; 21. a self-cleaning layer.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1-4, a lifting arm for an agricultural tractor comprises a lifting arm main body 1 and a tail connecting rod 13, wherein one end of the lifting arm main body 1 is fixedly connected with a connecting arm 2, the other end of the lifting arm main body 1 is fixedly connected with a first positioning arm 8 and a second positioning arm 10, positioning through holes 9 are formed in the first positioning arm 8 and the second positioning arm 10, an auxiliary arm 7 is fixedly connected to one side of the lifting arm main body 1, an auxiliary through hole 12 is formed in the outer wall of the auxiliary arm 7, a mounting groove 3 is formed in the inner part of the connecting arm 2, a latch 4 is formed in the inner wall of the mounting groove 3, a positioning base 6 is fixedly connected to the lower end of the connecting arm 2, a sealing gasket 18 is fixedly connected to the inner wall of the positioning base 6, a knob rod 17 is movably connected to the outer wall of the positioning base 6, a positioning piece 16 is fixedly connected to one end of the knob rod 17, and a handle 5 is fixedly connected to one end of the positioning piece 16, the outer fixed surface of lift arm main part 1 is connected with articulamentum 11, and articulamentum 11 outer fixed surface is connected with enhancement layer 19, and the outer fixed surface of enhancement layer 19 is connected with rust removing layer 20, and the outer fixed surface of rust removing layer 20 is connected with automatically cleaning layer 21, and the one end fixedly connected with of afterbody connecting rod 13 connects support 14, and locating hole 15 has been seted up to the outer wall of connecting support 14.

Furthermore, be provided with the welding piece between linking arm 2 and the location base 6, the lower extreme of linking arm 2 passes through the upper end fixed connection of welding piece and location base 6, and the outer wall swing joint of setting element 16, knob pole 17 and location base 6 is passed through to the one end of grab handle 5, is convenient for better fix a position.

Furthermore, a strong glue is arranged between the positioning base 6 and the sealing gasket 18, and the inner wall of the positioning base 6 is fixedly connected with the inner surface of the sealing gasket 18 through the strong glue, so that the wear-resistant sealing effect is good.

Further, be provided with the fixed block between afterbody connecting rod 13 and the connection support 14, the one end fixed connection of fixed block and connection support 14 is passed through to the one end of afterbody connecting rod 13, and the inner wall of linking arm 2 is connected for dismantling through connection support 14, locating hole 15, location base 6, knob pole 17, setting element 16, grab handle 5 and afterbody connecting rod 13's outer wall, and the dismouting is more stable quick.

Furthermore, the lifting arm main body 1, the connecting layer 11, the reinforcing layer 19, the derusting layer 20 and the self-cleaning layer 21 are integrally formed in a pouring mode, and the use strength is improved.

Furthermore, the lifting arm main body 1, the first positioning arm 8, the second positioning arm 10 and the auxiliary arm 7 are integrally formed through pouring, and therefore the use performance is improved.

It should be noted that the utility model relates to a lifting arm for agricultural tractor, including lifting arm main body 1, linking arm 2, mounting groove 3, latch 4, grab handle 5, positioning base 6, auxiliary arm 7, first positioning arm 8, positioning through hole 9, second positioning arm 10, connecting layer 11, auxiliary through hole 12, tail connecting rod 13, connecting support 14, positioning hole 15, positioning piece 16, knob pole 17, sealing gasket 18, reinforcing layer 19, rust removing layer 20, self-cleaning layer 21, before using, tail connecting rod 13 can be sleeved on the inner wall position of linking arm 2 through mounting groove 3 and latch 4, latch 4 increases the stability of the fit, the condition of slippage is not easy to appear, tail connecting rod 13 is welded with connecting support 14, positioning hole 15 is arranged inside connecting support 14, positioning hole 15 is in the position of positioning base 6 inner wall when the fit, knob 5 makes knob pole 17 block into the position inside positioning hole 15 and is connected with positioning base 6, sealing gasket 18 increases the sealed protective properties of connection, it is more stable to connect, lift arm main part 1, articulamentum 11, enhancement layer 19, rust cleaning layer 20, mode integrated into one piece through the pouring between automatically cleaning layer 21, enhancement layer 19 adopts the enhancement metal fiber material, use strength is higher, rust cleaning layer 20 conveniently connects fixedly, has fine rust-resistant effect, automatically cleaning layer 21 adopts macromolecular material, prevent being stained with of mud ash etc. and attach, be convenient for better using, can make things convenient for better installing the location to between tractor and the suspension through location installation mechanism and multi-functional strengthening mechanism, it is more stable quick, the condition that the difficult appearance drops, can also increase the use strength of lift arm, long service life, whole easy operation is swift, and is more practical.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a lift arm for agricultural tractor, includes lift arm main part (1) and afterbody connecting rod (13), its characterized in that: one end of the lifting arm main body (1) is fixedly connected with a connecting arm (2), the other end of the lifting arm main body (1) is fixedly connected with a first positioning arm (8) and a second positioning arm (10), a positioning through hole (9) is formed in the first positioning arm (8) and the second positioning arm (10), an auxiliary arm (7) is fixedly connected to one side of the lifting arm main body (1), an auxiliary through hole (12) is formed in the outer wall of the auxiliary arm (7), a mounting groove (3) is formed in the connecting arm (2), a clamping tooth (4) is formed in the inner wall of the mounting groove (3), a positioning base (6) is fixedly connected to the lower end of the connecting arm (2), a sealing gasket (18) is fixedly connected to the inner wall of the positioning base (6), a knob rod (17) is movably connected to the outer wall of the positioning base (6), and a positioning piece (16) is fixedly connected to one end of the knob rod (17), the one end fixedly connected with grab handle (5) of setting element (16), the outer fixed surface of lift arm main part (1) is connected with articulamentum (11), articulamentum (11) outer fixed surface is connected with enhancement layer (19), the outer fixed surface of enhancement layer (19) is connected with removes rust layer (20), the outer fixed surface that removes rust layer (20) is connected with automatically cleaning layer (21), the one end fixedly connected with of afterbody connecting rod (13) connects support (14), locating hole (15) have been seted up to the outer wall of connection support (14).

2. A lifting arm for an agricultural tractor according to claim 1, wherein: be provided with the welding piece between linking arm (2) and location base (6), the lower extreme of linking arm (2) passes through the upper end fixed connection of welding piece and location base (6), the outer wall swing joint of setting element (16), knob pole (17) and location base (6) is passed through to the one end of grab handle (5).

3. A lifting arm for an agricultural tractor according to claim 1, wherein: be provided with the super glue between location base (6) and sealed pad (18), the inner wall of location base (6) passes through the internal surface fixed connection of super glue and sealed pad (18).

4. A lifting arm for an agricultural tractor according to claim 1, wherein: be provided with the fixed block between afterbody connecting rod (13) and connection support (14), the one end fixed connection of fixed block and connection support (14) is passed through to the one end of afterbody connecting rod (13), the outer wall that the inner wall of linking arm (2) passes through connection support (14), locating hole (15), location base (6), knob pole (17), setting element (16), grab handle (5) and afterbody connecting rod (13) is for dismantling the connection.

5. A lifting arm for an agricultural tractor according to claim 1, wherein: the lifting arm main body (1), the connecting layer (11), the reinforcing layer (19), the derusting layer (20) and the self-cleaning layer (21) are integrally formed in a pouring mode.

6. A lifting arm for an agricultural tractor according to claim 1, wherein: the lifting arm main body (1) is integrally formed with the first positioning arm (8), the second positioning arm (10) and the auxiliary arm (7) in a pouring mode.