CN218818027U

CN218818027U - Gearbox of crawler tractor

Info

Publication number: CN218818027U
Application number: CN202222439950.7U
Authority: CN
Inventors: 洪伟彬
Original assignee: Heilongjiang Hongxinglong Machinery Manufacturing Co ltd
Current assignee: Heilongjiang Hongxinglong Machinery Manufacturing Co ltd
Priority date: 2022-09-15
Filing date: 2022-09-15
Publication date: 2023-04-07
Anticipated expiration: 2032-09-15

Abstract

The utility model discloses a crawler tractor's gearbox, including the drive wheel, the gearbox, engine and shell, a serial communication port, the bottom plate is installed to the bottom of shell, install the buffer layer between bottom plate and the shell, the top of buffer layer and the bottom fixed connection of shell, the bottom of buffer layer and the top fixed connection of bottom plate, install the bolt all around respectively on the top of bottom plate, the bottom of bolt respectively with bottom plate threaded connection, install the puigging in the intermediate layer of shell, all around respectively with shell fixed connection of puigging, the engine is installed to inside one side of shell, the bottom of engine and the inside bottom fixed connection of shell, the gearbox is installed to the one end of engine, the one end and the engine drive of gearbox are connected, the drive wheel is installed to the both sides of gearbox, the middle part of drive wheel is connected with the gearbox transmission respectively, pass through bolt fixed connection between bottom plate and the tractor equipment. The utility model discloses simple structure, convenient operation.

Description

Gearbox of crawler tractor

Technical Field

The utility model relates to an agricultural machinery technical field particularly, relates to a crawler tractor's gearbox.

Background

At present, the existing domestic walking tractors are various in types and are mostly in a triangular adhesive tape connection type, an engine of the walking tractor is fixed on a front rack, the engine and a transverse shaft type gearbox are separated from each other by a certain distance, and power is transmitted to a clutch on the outer side of the gearbox through the triangular adhesive tape and then transmitted to the gearbox. The biggest defect of the utility model is that the triangular adhesive tape is exposed, so that the triangular adhesive tape is easy to be stained with mud water during paddy field operation, and causes premature wear and skid, and the transmission efficiency of the triangular adhesive tape is not high, which is a long-standing problem that a walking tractor is difficult to get into a paddy field. In addition, some walking tractors are directly connected, the engine of the walking tractor is directly connected with the front end of the gearbox, power is directly transmitted to the longitudinal shaft type gearbox through the clutch, and although the transmission device is compact, the gearbox body and the operating mechanism of the walking tractor are complex, the processing technology is complex, the manufacturing cost is high, and the operation is difficult.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a crawler tractor's gearbox to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a crawler tractor's gearbox, includes drive wheel, gearbox body, engine and shell, its characterized in that, the bottom plate is installed to the bottom of shell, the bottom plate with install the buffer layer between the shell, the top of buffer layer with the bottom fixed connection of shell, the bottom of buffer layer with the top fixed connection of bottom plate, install the bolt all around on the top of bottom plate respectively, the bottom of bolt respectively with bottom plate threaded connection, install the puigging in the intermediate layer of shell, the puigging all around respectively with shell fixed connection, install inside one side of shell the engine, the bottom of engine with the inside bottom fixed connection of shell, install the one end of engine the gearbox body, the one end of gearbox body with engine transmission is connected, install the both sides of gearbox body the drive wheel, the middle part of drive wheel respectively with this body transmission of gearbox is connected.

Further, the bottom plate is fixedly connected with the tractor device through bolts.

Further, the bottom of gearbox body with the inside bottom fixed connection of shell.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses an engine output power to gearbox then drives the track walking on outputting the wheel to the drive. The puigging that the casing inside set up, the propagation that can the noise abatement, the casing can completely cut off sewage simultaneously, can get into the field during operation at the tractor, strengthens safe continuation of the journey performance. The buffer layer can play certain buffering protection effect to speed change gear.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is an overall cross-sectional schematic view of a gearbox of a track tractor;

figure 2 is an overall plan view schematic of the gearbox of a track tractor.

Reference numerals:

1. a drive wheel; 2. a gearbox body; 3. an engine; 4. a housing; 5. a sound insulating layer; 6. a base plate; 7. a bolt; 8. a buffer layer.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "top", "bottom", "one side", "the other side", "front", "back", "middle part", "inside", "top", "bottom", etc. indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Please refer to fig. 1-2, according to the embodiment of the present invention, a transmission case of a crawler tractor includes a driving wheel 1, a transmission case body 2, an engine 3 and a housing 4, wherein a bottom plate 6 is installed at the bottom end of the housing 4, a buffer layer 8 is installed between the bottom plate 6 and the housing 4, the top end of the buffer layer 8 is fixedly connected to the bottom end of the housing 4, the bottom end of the buffer layer 8 is fixedly connected to the top end of the bottom plate 6, bolts 7 are respectively installed around the top end of the bottom plate 6, the bottom ends of the bolts 7 are respectively connected to the bottom plate 6 by screw threads, a sound insulation layer 5 is installed in an interlayer of the housing 4, the periphery of the sound insulation layer 5 is fixedly connected to the housing 4, the engine 3 is installed on one side of the inside of the housing 4, the bottom end of the engine 3 is fixedly connected to the inside of the housing 4, the transmission case body 2 is installed at one end of the engine 3, one end of the transmission case body 2 is connected to the engine 3, the two sides of the transmission case body 2 are installed with the driving wheel 1, and the middle portion of the transmission wheel 1 is respectively connected to the transmission case body 2.

Through the above technical scheme of the utility model, through bolt 7 fixed connection between bottom plate 6 and the tractor equipment, the bottom of gearbox body 2 with the inside bottom fixed connection of shell 4.

The working principle is as follows: the utility model discloses a 3 output power of engine are to gearbox body 2, then drive the track walking through output shaft to drive wheel 1 on. The inside puigging 5 that sets up of casing 4 can the propagation of noise abatement, and casing 4 can isolated sewage simultaneously, can get into the field during operation at the tractor, strengthens safe continuation of the journey performance. The buffer layer 8 can play a certain role in buffering and protecting the speed changing device.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A gearbox of a crawler tractor comprises a driving wheel (1), a gearbox body (2), an engine (3) and a shell (4), it is characterized in that a bottom plate (6) is arranged at the bottom end of the shell (4), a buffer layer (8) is arranged between the bottom plate (6) and the shell (4), the top end of the buffer layer (8) is fixedly connected with the bottom end of the shell (4), the bottom end of the buffer layer (8) is fixedly connected with the top end of the bottom plate (6), bolts (7) are respectively arranged on the periphery of the top end of the bottom plate (6), the bottom ends of the bolts (7) are respectively in threaded connection with the bottom plate (6), a sound insulation layer (5) is arranged in the interlayer of the shell (4), the periphery of the sound insulation layer (5) is fixedly connected with the shell (4) respectively, the engine (3) is arranged on one side in the shell (4), the bottom end of the engine (3) is fixedly connected with the bottom end in the shell (4), one end of the engine (3) is provided with the gearbox body (2), one end of the gearbox body (2) is in transmission connection with the engine (3), the driving wheels (1) are arranged on two sides of the gearbox body (2), the middle parts of the driving wheels (1) are respectively in transmission connection with the gearbox body (2).

2. Gearbox of crawler tractor according to claim 1 characterized by that, the said base plate (6) is fixed with the tractor device by bolts (7).

3. The gearbox of a crawler tractor according to claim 1, characterized in that the bottom end of the gearbox body (2) is fixedly connected with the inner bottom end of the housing (4).