CN216519518U

CN216519518U - Iron gearbox backshell

Info

Publication number: CN216519518U
Application number: CN202220001872.XU
Authority: CN
Inventors: 万年宝; 朱本强; 王修玉; 李俊波
Original assignee: Qingdao East Machinery Co ltd
Current assignee: Qingdao East Machinery Co ltd
Priority date: 2022-01-04
Filing date: 2022-01-04
Publication date: 2022-05-13
Anticipated expiration: 2032-01-04

Abstract

The application relates to the field of gearboxes and discloses an iron gearbox backshell, which comprises a housin, the inside of casing is equipped with a plurality of evenly distributed's strengthening mechanism, strengthening mechanism includes sleeve pipe and two anchor strut, two the anchor strut inserts respectively the sheathed tube both ends, the equal screw thread in sheathed tube pipe wall both ends is equipped with first bolt, two through first bolt fixed connection, two between anchor strut and the sheathed tube both ends the pole wall of anchor strut all is provided with the second bolt, the screw hole with second bolt matched with is seted up to the inside wall of casing. This application structural strength is high, and the concave phenomenon of splitting has been difficult for appearing, has improved motor transmission's life.

Description

Iron gearbox backshell

Technical Field

The application relates to the field of gearboxes, in particular to an iron gearbox rear shell.

Background

With the rapid development of the domestic automobile market, the requirements for automobile parts are higher and higher. The automobile gearbox rear shell is an important part of a gearbox assembly, and is particularly important for a 14-gear gearbox product of a heavy-duty vehicle.

In the process of implementing the present application, the inventor has the following problems in the technology: the shell behind the gearbox made of iron is low in structural strength of the raised part due to the structural characteristics of the shell, and the phenomenon of concave cracking easily occurs, so that the service life of the automobile gearbox is influenced. Therefore, the utility model provides an iron gearbox rear shell.

SUMMERY OF THE UTILITY MODEL

The purpose of this application is in order to solve the low problem of shell structure intensity behind the gearbox made of iron among the prior art, and the gearbox made of iron backshell that provides.

In order to achieve the purpose, the following technical scheme is adopted in the application:

the utility model provides an iron gearbox backshell, includes the casing, the inside of casing is equipped with a plurality of evenly distributed's strengthening mechanism, strengthening mechanism includes sleeve pipe and two anchor strut, two the anchor strut inserts respectively the sheathed tube both ends, the equal screw thread in sheathed tube pipe wall both ends is equipped with first bolt, two the anchor strut with through first bolt fixed connection, two between the sheathed tube both ends the pole wall of anchor strut all is provided with the second bolt, the screw hole with second bolt matched with is seted up to the inside wall of casing.

Preferably, the fixed installation department that is equipped with in lateral wall edge of casing, the mounting hole has been seted up to the bend of installation department.

Preferably, the reinforcing rod is symmetrically and fixedly provided with two limiting slide blocks at one end inside the sleeve, and the inner side wall of the sleeve is provided with a limiting slide groove matched with the limiting slide blocks.

Preferably, the inner side wall of the shell is provided with a slot, and the end part of the reinforcing rod is inserted into the slot.

Preferably, the pipe wall of the sleeve is in fit contact with the inner side wall of the shell.

Preferably, a sealing gasket is arranged at the opening of the shell.

Preferably, the reinforcing rod adopts square rod, the sleeve pipe adopts square pipe, the sleeve pipe is the same with the material of reinforcing rod and casing.

Preferably, the number of the reinforcing means is four.

Compared with the prior art, the application provides a gearbox backshell made of iron, possesses following beneficial effect:

1. according to the iron gearbox rear shell, the sleeve, the reinforcing rod, the first bolt and the second bolt are arranged in the shell, so that the structural strength of the inner wall of the shell can be increased, the phenomenon that the protruding part of the shell is concavely cracked is avoided as much as possible, and the service life of an automobile gearbox is prolonged;

2. this gearbox backshell made of iron, through the installation department of setting on the casing lateral wall, and the crooked position of installation department all is provided with the mounting hole, can increase the installation steadiness to the casing.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, and this application structural strength is high, and the concave phenomenon of splitting is difficult to appear, has improved automobile transmission's life.

Drawings

FIG. 1 is a schematic structural diagram of a rear shell of an iron transmission case according to the present application;

fig. 2 is an enlarged view of a portion a of fig. 1.

Description of reference numerals:

1. a housing; 2. a sleeve; 3. a reinforcing rod; 4. a first bolt; 5. a second bolt; 6. a limiting slide block; 7. a limiting chute; 8. an installation part; 9. mounting holes; 10. a slot; 11. and a gasket.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments.

In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present application.

Referring to fig. 1, the rear shell of the iron gearbox comprises a shell 1, four reinforcing mechanisms which are uniformly distributed are arranged inside the shell 1, each reinforcing mechanism comprises a sleeve 2 and two reinforcing rods 3, the pipe wall of each sleeve 2 is in fit contact with the inner side wall of the shell 1, the two reinforcing rods 3 are respectively inserted into two ends of each sleeve 2, the reinforcing rods 3 are square rods, the sleeves 2 are square tubes, the materials of the sleeves 2 and the reinforcing rods 3 are the same as those of the shell 1, and the sleeves 2 and the reinforcing rods 3 in the square structures can enable the reinforcing rods 3 not to easily rotate inside the sleeves 2, so that the stability is improved; slot 10 has been seted up to casing 1's inside wall, and the tip of anchor strut 3 inserts in the inside of slot 10, and the equal screw thread in pipe wall both ends of sleeve pipe 2 is equipped with first bolt 4, through first bolt 4 fixed connection between two anchor struts 3 and the sleeve pipe 2's both ends, and the pole wall of two anchor struts 3 all is provided with second bolt 5, and the screw hole with second bolt 5 matched with is seted up to casing 1's inside wall.

Referring to fig. 1, an installation part 8 is fixedly arranged at the edge of the side wall of a shell 1, an installation hole 9 is formed in the bending part of the installation part 8, the installation position of the installation hole 9 can increase the fixing effect on the shell 1, and the installation stability of the shell 1 is improved; the opening part of the shell 1 is provided with a sealing gasket 11, and the sealing gasket 11 can increase the fixing sealing performance of the shell 1.

Referring to fig. 2, the reinforcing rod 3 is located the fixed two limit slide 6 that are equipped with of the inside one end symmetry of sleeve pipe 2, and the inside wall of sleeve pipe 2 is seted up with limit slide 6 matched with limit slide 7, and limit slide 6 can be spacing in sleeve pipe 2's inside to reinforcing rod 3 with limit slide 7's cooperation for reinforcing rod 3 is difficult for appearing the phenomenon that breaks away from in the inside removal of sleeve pipe 2.

In this application, during the use, insert sleeve pipe 2 and the anchor strut 3 at both ends jointly in casing 1's inside and adjust the length that corresponds anchor strut 3, make anchor strut 3's tip insert in the inside of slot 10, rethread first bolt 4 is fixed between anchor strut 3 and sleeve pipe 2, rethread second bolt 5 passes through between anchor strut 3 and casing 1's the inner wall, thereby accomplished and consolidated casing 1's bellying, make casing 1's the difficult phenomenon sunken or that split that appears of bellying, automobile transmission's life has been improved.

The above description is only for the preferred embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present application, and all equivalent substitutions and changes according to the technical solutions and the inventive concepts of the present application should be covered by the scope of the present application.

Claims

1. The utility model provides an iron gearbox backshell, includes casing (1), its characterized in that: the inside of casing (1) is equipped with a plurality of evenly distributed's strengthening mechanism, strengthening mechanism includes sleeve pipe (2) and two anchor strut (3), two anchor strut (3) insert respectively the both ends of sleeve pipe (2), the equal screw thread in pipe wall both ends of sleeve pipe (2) is equipped with first bolt (4), two anchor strut (3) with through first bolt (4) fixed connection, two between the both ends of sleeve pipe (2) the pole wall of anchor strut (3) all is provided with second bolt (5), the screw hole with second bolt (5) matched with is seted up to the inside wall of casing (1).

2. The gearbox backshell of iron of claim 1, wherein: the fixed installation department (8) that is equipped with in lateral wall edge of casing (1), mounting hole (9) have been seted up to the crooked department of installation department (8).

3. The gearbox backshell of iron of claim 1, wherein: the reinforcing rod (3) is located the inside one end symmetry of sleeve pipe (2) and fixedly is equipped with two limiting slide blocks (6), limiting slide groove (7) with limiting slide block (6) matched with is seted up to the inside wall of sleeve pipe (2).

4. The gearbox backshell of iron of claim 1, wherein: a slot (10) is formed in the inner side wall of the shell (1), and the end portion of the reinforcing rod (3) is inserted into the slot (10).

5. The gearbox backshell of iron of claim 1, wherein: the pipe wall of the sleeve (2) is in contact with the inner side wall of the shell (1) in an attaching mode.

6. The gearbox backshell of iron of claim 1, wherein: a sealing gasket (11) is arranged at the opening of the shell (1).

7. The gearbox backshell of iron of claim 1, wherein: reinforcing rod (3) adopt square pole, sleeve pipe (2) adopt square pipe, sleeve pipe (2) and reinforcing rod (3) are the same with the material of casing (1).

8. The gearbox backshell of iron of claim 1, wherein: the number of the reinforcing mechanisms is four.