CN215110401U

CN215110401U - Energy-efficient special vehicle derailleur casing

Info

Publication number: CN215110401U
Application number: CN202121260483.0U
Authority: CN
Inventors: 虞行能; 何青海
Original assignee: Ningbo Shicheng Precision Machinery Co ltd
Current assignee: Ningbo Shicheng Precision Machinery Co ltd
Priority date: 2021-06-07
Filing date: 2021-06-07
Publication date: 2021-12-10
Anticipated expiration: 2031-06-07

Abstract

The utility model provides an energy-efficient special vehicle gearbox casing relates to gearbox casing technical field, the utility model discloses, including shell and fixing device, the surface intercommunication of shell has the port, the one end that the shell was kept away from to the port is equipped with fixing device, fixing device includes the ring, the one end of ring is adorned admittedly on the port, the inner wall of ring rotates and is connected with the carousel, the top sliding connection of carousel has two rectangular plates, the surface of rectangular plate is adorned the push rod admittedly, the one end fixed mounting that the rectangular plate was kept away from to the push rod has the arc. The utility model discloses, can fix the countershaft, prevented that thinner pivot from inserting when establishing port department, the pivot can't be fixed in the positive central point of port and put, and then can appear the condition of rocking to the messenger leads to influencing the installation of pivot in the gearbox casing, has improved gearbox casing's availability factor, makes this fixing device's setting have more the practicality.

Description

Energy-efficient special vehicle derailleur casing

Technical Field

The utility model relates to a gearbox housing technical field especially relates to an energy-efficient special type vehicle gearbox housing.

Background

The speed variator casing is made of cast aluminium and has integrated casing and upper cover, and it combines the gear drive part, differential assembly and gear shift mechanism into one integral.

When the existing transmission shell is used, a rotating shaft is usually required to be inserted into a port of the transmission shell, and then the rotating shaft is fixed in the shell.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a high-efficiency energy-saving special vehicle transmission shell.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an energy-efficient special vehicle transmission casing, includes shell and fixing device, the surface intercommunication of shell has the port, the one end that the shell was kept away from to the port is equipped with fixing device, fixing device includes the ring, the one end of ring is adorned admittedly on the port, the inner wall of ring rotates and is connected with the carousel, the top sliding connection of carousel has two rectangular plates, the push rod is adorned admittedly on the surface of rectangular plate, the one end fixed mounting that the rectangular plate was kept away from to the push rod has the arc, the carousel is close to the one end of rectangular plate and is adorned the connecting plate admittedly, the connecting plate is "L" shape, and the long arm end of connecting plate runs through and inserts and be equipped with the threaded rod, the threaded rod thread insert and establish in the push rod, the thread groove has evenly been seted up on the surface of push rod, the threaded rod is connected with the inner wall screw thread of thread groove.

Preferably, one end of the turntable, which is close to the rectangular plate, is provided with a sliding groove, and the rectangular plate is in sliding connection with the inner wall of the sliding groove.

Preferably, a first spring is fixedly mounted on one side, close to the push rod, of the rectangular plate, and one end, far away from the rectangular plate, of the first spring is fixedly connected with the inner wall of the sliding groove.

Preferably, the surface of shell is equipped with auxiliary device, auxiliary device includes three fixed block, and is three the bottom and the shell fixed connection of fixed block, the rectangular channel has been seted up to one side of fixed block, the inner wall swing joint of rectangular channel has the connecting block, the bottom of connecting block is equipped with the locating lever admittedly.

Preferably, a limiting rod is inserted into one side of the fixing block, and the limiting rod is inserted into the connecting block.

Preferably, a disc is fixedly mounted at one end, far away from the fixing block, of the limiting rod, and a second spring is fixedly connected between the disc and the fixing block.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. in the utility model, the rotating shaft passes through the port, then the threaded rod is rotated, so that the threaded rod is rotated out from the push rod, at the moment, the arc-shaped plate is pulled by the first spring due to the elastic force recovery, the rectangular plate slides in the chute, simultaneously, the push rod slides along with the rectangular plate, so that the arc-shaped plate is contacted with the rotating shaft by the thrust of the push rod, at the moment, the threaded rod is reversely rotated, so that the threaded rod is in threaded connection with the threaded groove, the rotating shaft is always clamped by the arc-shaped plate, then the rotating shaft is installed in the shell, when the rotating shaft is installed, and the rotating shaft rotates, the rotating shaft drives the disc to rotate, the effect of fixing the rotating shaft to facilitate installation is achieved, the rotating shaft can be fixed by arranging the fixing device, when the thinner rotating shaft is inserted and arranged at the port, the rotating shaft can not be fixed at the positive center position of the port, and further the shaking condition can occur, therefore, the installation of the rotating shaft in the transmission shell is influenced, the service efficiency of the transmission shell is improved, and the fixing device is more practical.

2. In the utility model, the disc is firstly pulled, so that the positioning rod slides to one side far away from the fixed block by virtue of the pulling force of the disc, then the connecting block is placed in the rectangular groove, at the moment, the disc is loosened, the second spring pulls the disc due to the recovery of the elastic force, so that the limiting rod slides into the connecting block by virtue of the pushing force of the disc, at the moment, the positioning rod is positioned on the side wall of the shell, when two shells need to be assembled, the two shells can be directly placed together, the two shells can be completely jointed by the blocking of the positioning rod, then the two shells are installed, after the installation is finished, the disc is pulled, the limiting rod slides out of the connecting block, then the connecting block is taken out from the rectangular groove, the positioning rod is prevented from being installed on the shells, the use of the shells can be influenced, and the two speed changer shells can be assisted to be installed together by arranging an auxiliary device, the auxiliary device has the advantages that the two transmission shells are prevented from being generally fixed through nuts, and the two transmission shells can not be aligned at one time during installation, so that the positions of the two transmission shells need to be calibrated for many times and then are installed, and the auxiliary device is more important to arrange.

Drawings

FIG. 1 is a schematic perspective view of a transmission housing of a special energy-efficient vehicle according to the present invention;

FIG. 2 is a schematic structural view of a fixing device in a transmission case of a special energy-efficient vehicle according to the present invention;

FIG. 3 is a schematic structural view of the position A in FIG. 2 of the transmission housing of the special energy-efficient vehicle according to the present invention;

FIG. 4 is a schematic structural view of an auxiliary device in a transmission case of a special energy-efficient vehicle according to the present invention;

fig. 5 is the utility model provides a B department's schematic structure diagram of fig. 4 in the energy-efficient special type vehicle derailleur casing.

Illustration of the drawings: 1. a housing; 2. a port; 3. a fixing device; 301. a connecting plate; 302. a rectangular plate; 303. an arc-shaped plate; 304. a turntable; 305. a circular ring; 306. a thread groove; 307. a threaded rod; 308. a push rod; 309. a first spring; 310. a chute; 4. an auxiliary device; 41. positioning a rod; 42. connecting blocks; 43. a rectangular groove; 44. a fixed block; 45. a second spring; 46. a limiting rod; 47. a disk.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

Embodiment 1, as shown in fig. 1-5, a high-efficiency energy-saving special vehicle transmission casing comprises a housing 1 and a fixing device 3, wherein a port 2 is communicated with the surface of the housing 1.

The specific arrangement and function of the fixing means 3 and the auxiliary means 4 will be described in detail below.

As shown in fig. 2 and 3, a fixing device 3 is arranged at one end of the port 2, which is far away from the housing 1, the fixing device 3 includes a circular ring 305, one end of the circular ring 305 is fixedly mounted on the port 2, a rotating disc 304 is rotatably connected to the inner wall of the circular ring 305, two rectangular plates 302 are slidably connected to the top end of the rotating disc 304, a push rod 308 is fixedly mounted on the surface of each rectangular plate 302, an arc-shaped plate 303 is fixedly mounted at one end of the push rod 308, which is far away from the rectangular plates 302, a connecting plate 301 is fixedly mounted at one end of the rotating disc 304, which is close to the rectangular plates 302, the connecting plate 301 is L-shaped, a threaded rod 307 is inserted through the long arm end of the connecting plate 301, the threaded rod 307 is threadedly inserted into the push rod 308, threaded grooves 306 are uniformly formed in the surface of the push rod 308, the threaded rod 307 is threadedly connected to the inner wall of the threaded grooves 306, a sliding groove 310 is formed in one end of the rotating disc 304, which is close to the rectangular plates 302, and the rectangular plates 302 are slidably connected to the inner walls of the sliding grooves 310.

A first spring 309 is fixedly arranged on one side of the rectangular plate 302 close to the push rod 308, and one end of the first spring 309 far away from the rectangular plate 302 is fixedly connected with the inner wall of the sliding groove 310.

The whole fixing device 3 achieves the effects that the rotating shaft penetrates through the port 2 firstly, then the threaded rod 307 is rotated, the threaded rod 307 is rotated out of the push rod 308, at the moment, the first spring 309 pulls the arc-shaped plate 303 due to the elastic force recovery, the rectangular plate 302 slides in the sliding groove 310, meanwhile, the push rod 308 slides along with the rectangular plate 302, so that the arc-shaped plate 303 is contacted with the rotating shaft by means of the thrust of the push rod 308, at the moment, the threaded rod 307 is reversed, the threaded rod 307 is in threaded connection with the threaded groove 306, so that the arc-shaped plate 303 clamps the rotating shaft all the time, then the rotating shaft is installed in the shell 1, when the rotating shaft is installed, and the rotating shaft rotates, the rotating shaft drives the disc 47 to rotate, the effect of fixing the rotating shaft for convenient installation is achieved, the rotating shaft can be fixed by arranging the fixing device 3, when the thinner rotating shaft is prevented from being inserted in the port 2, the pivot can't be fixed in the positive central point of port 2, and then the condition that can appear rocking to the messenger leads to influencing the installation of pivot in the derailleur casing, has improved derailleur casing's availability factor, makes this fixing device 3's setting have more the practicality.

As shown in fig. 4 and 5, the surface of the housing 1 is provided with the auxiliary device 4, the auxiliary device 4 includes three fixing blocks 44, bottom ends of the three fixing blocks 44 are fixedly connected with the housing 1, one side of the fixing block 44 is provided with a rectangular groove 43, an inner wall of the rectangular groove 43 is movably connected with a connecting block 42, and a positioning rod 41 is fixedly mounted at a bottom end of the connecting block 42.

A limiting rod 46 is inserted into one side of the fixing block 44, the limiting rod 46 is inserted into the connecting block 42, a disc 47 is fixedly mounted at one end, far away from the fixing block 44, of the limiting rod 46, and a second spring 45 is fixedly connected between the disc 47 and the fixing block 44.

The whole auxiliary device 4 has the effects that the disc 47 is pulled firstly, so that the positioning rod 41 slides to one side far away from the fixed block 44 by virtue of the pulling force of the disc 47, then the connecting block 42 is placed in the rectangular groove 43, at the moment, the disc 47 is loosened, the second spring 45 pulls the disc 47 due to the recovery of the elastic force, so that the limiting rod 46 slides into the connecting block 42 by virtue of the pushing force of the disc 47, at the moment, the positioning rod 41 is positioned on the side wall of the shell 1, when the two shells 1 need to be assembled, the two shells 1 can be directly placed together, due to the blocking of the positioning rod 41, the two shells 1 can be completely jointed, then the two shells 1 are installed, after the installation is completed, the disc 47 is pulled, so that the limiting rod 46 slides out from the connecting block 42, then the connecting block 42 is taken out from the rectangular groove 43, and the positioning rod 41 is prevented from being installed on the shell 1, can influence the use of shell 1, through setting up auxiliary device 4, can assist two gearbox housing installation together, avoided two gearbox housing generally all to fix with the help of the nut, when the installation, probably there are two gearbox housing and once only aim at to the position that needs two gearbox housing of many times calibration is installed again, makes this auxiliary device 4's setting more important.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides an energy-efficient special type vehicle derailleur casing, includes shell (1) and fixing device (3), its characterized in that: the surface of the shell (1) is communicated with a port (2), one end of the port (2) far away from the shell (1) is provided with a fixing device (3), the fixing device (3) comprises a circular ring (305), one end of the circular ring (305) is fixedly arranged on the port (2), the inner wall of the circular ring (305) is rotationally connected with a turntable (304), the top end of the turntable (304) is connected with two rectangular plates (302) in a sliding way, a push rod (308) is fixedly arranged on the surface of the rectangular plate (302), an arc-shaped plate (303) is fixedly arranged at one end of the push rod (308) far away from the rectangular plate (302), one end of the turntable (304) close to the rectangular plate (302) is fixedly provided with a connecting plate (301), the connecting plate (301) is L-shaped, and the long arm end of the connecting plate (301) is inserted with a threaded rod (307) in a penetrating way, and the threaded rod (307) is inserted in the push rod (308) in a threaded way.

2. The energy efficient special vehicle transmission housing as claimed in claim 1, characterized in that: the surface of the push rod (308) is uniformly provided with thread grooves (306), and the threaded rod (307) is in threaded connection with the inner wall of the thread groove (306).

3. The energy efficient special vehicle transmission housing as claimed in claim 1, characterized in that: one end of the turntable (304), which is close to the rectangular plate (302), is provided with a sliding groove (310), and the rectangular plate (302) is in sliding connection with the inner wall of the sliding groove (310).

4. The energy efficient special vehicle transmission housing as claimed in claim 1, characterized in that: one side of the rectangular plate (302) close to the push rod (308) is fixedly provided with a first spring (309), and one end of the first spring (309) far away from the rectangular plate (302) is fixedly connected with the inner wall of the sliding groove (310).

5. The energy efficient special vehicle transmission housing as claimed in claim 1, characterized in that: the surface of shell (1) is equipped with auxiliary device (4), auxiliary device (4) include three fixed block (44), and is three the bottom and shell (1) fixed connection of fixed block (44), rectangular channel (43) have been seted up to one side of fixed block (44), the inner wall swing joint of rectangular channel (43) has connecting block (42), locating lever (41) are equipped with admittedly to the bottom of connecting block (42).

6. The energy efficient special vehicle transmission housing as claimed in claim 5, characterized in that: a limiting rod (46) is inserted into one side of the fixing block (44), and the limiting rod (46) is inserted into the connecting block (42).

7. The energy efficient special vehicle transmission housing as claimed in claim 6, wherein: one end of the limiting rod (46) far away from the fixing block (44) is fixedly provided with a disc (47), and a second spring (45) is fixedly connected between the disc (47) and the fixing block (44).