CN211624143U

CN211624143U - Automobile main reducer shell

Info

Publication number: CN211624143U
Application number: CN201921411265.5U
Authority: CN
Inventors: 不公告发明人
Original assignee: Suining Shangxin Construction Engineering Co ltd
Current assignee: Suining Shangxin Construction Engineering Co ltd
Priority date: 2019-08-28
Filing date: 2019-08-28
Publication date: 2020-10-02
Anticipated expiration: 2029-08-28

Abstract

The utility model discloses an automobile main reducer shell, including automobile main reducer shell main part, first bracing piece, coupling mechanism and second bracing piece, the bottom of automobile main reducer shell main part and the top fixed connection of first bracing piece, the top fixed connection of coupling mechanism and second bracing piece is passed through to first bracing piece, coupling mechanism includes first connecting ring, second go-between, first set casing, second set casing, hinge, fixed establishment and stop gear. This car main reducer shell belongs to auto parts technical field. The utility model discloses in, through having set up car main reducer shell main part, first bracing piece, coupling mechanism, first connecting ring, second go-between, first set casing, second set casing, hinge and second bracing piece, improved maintenance and maintenance efficiency to car main reducer shell main part, guaranteed car reduction gear stability, prolonged the life of car main reducer shell main part.

Description

Automobile main reducer shell

Technical Field

The utility model belongs to the technical field of auto parts, specifically be an automobile main reducer shell.

Background

The final drive is a main component that functions to reduce the rotational speed and increase the torque in the drive train, and also functions to change the rotational direction of the torque when the engine is vertically disposed. It relies on the gear that the number of teeth is few to take the gear that the number of teeth is many to realize slowing down, adopt conical gear transmission then can change the torque direction of rotation, arrange main reducer in the position before power shunts to the drive wheel, be favorable to reducing the torque that its preceding drive disk assembly transmitted, thereby reduce the size and the quality of these parts, general car main reducer shell is fixed through the welding, long-time use leads to car main reducer can have the potential safety hazard with the operation, and it is more time-consuming and laborious when carrying out maintenance and maintenance when needing the dismouting this moment.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problem that maintenance and repair of the main speed reducer of the automobile are time-consuming and labor-consuming, a shell of the main speed reducer of the automobile is provided.

The utility model adopts the technical scheme as follows: an automobile main reducer shell comprises an automobile main reducer shell main body, a first supporting rod, a connecting mechanism and a second supporting rod, wherein the bottom of the automobile main reducer shell main body is fixedly connected with the top end of the first supporting rod, the first supporting rod is fixedly connected with the top end of the second supporting rod through the connecting mechanism, the connecting mechanism comprises a first connecting ring, a second connecting ring, a first fixed shell, a second fixed shell, a hinge, a fixing mechanism and a limiting mechanism, the bottom end of the first supporting rod is fixedly connected with the top of the first connecting ring, the top end of the second supporting rod is fixedly connected with the bottom of the second connecting ring, the first connecting ring is movably connected with the second connecting ring, the left sides of the first connecting ring and the second connecting ring are sleeved with the first fixed shell, the right sides of the first connecting ring and the second connecting ring are sleeved with the second fixed shell, the first fixing shell is movably connected with the second fixing shell through a hinge, the back faces of the first fixing shell and the second fixing shell are movably connected through a fixing mechanism, and limiting mechanisms are arranged inside the first fixing shell and the second fixing shell.

Wherein, fixed establishment includes connection frame, fixed block, fixed slot, plug, spring, buffering ring sum activity groove, the connection frame passes through the back swing joint of pull ring and second set casing, the back fixed connection of one side of fixed block and second set casing, the fixed slot has been seted up to one side of fixed block, the inside interlude of fixed slot is provided with the plug, the inside winding that the side surface of plug just is located the fixed slot is provided with the spring, buffering ring cup joints the side surface at the plug, the activity groove has been seted up to the bottom of fixed block, through the spread groove intercommunication between fixed slot and the activity groove, the one end of plug runs through the fixed block and extends to its outside, the other end of plug runs through spread groove and activity groove in proper order and extends to the inside of connection frame.

The limiting mechanism comprises a through groove, the top and the bottom of the first fixing shell and the bottom of the second fixing shell are both provided with the through groove, the top of the first connecting ring and the top of the second connecting ring are provided with inner thread grooves, and bolts are arranged inside the thread grooves in an inserting mode.

The inner side of the first fixed shell is in lap joint with the side surface of the first supporting rod, the inner side of the first fixed shell is in lap joint with the side surface of the second supporting rod, the inner side of the second fixed shell is in lap joint with the side surface of the first supporting rod, and the inner side of the second fixed shell is in lap joint with the side surface of the second supporting rod.

One end of the spring is in lap joint with the inner wall of the fixing groove, and the other end of the spring is in lap joint with one end of the buffer ring.

One side of the connecting frame is inserted into the fixing groove, and the inner side of the connecting frame is in lap joint with the side surface of the plug.

Wherein, one end of the plug is lapped with one side of the inner wall of the movable groove.

The side surface of the bolt is in lap joint with the side surface of the through groove, and the side surface of the bolt is in threaded connection with the internal thread groove.

Wherein the bottom of the first connection ring overlaps the top of the second connection ring.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, through having set up car main reducer shell main part, first bracing piece, coupling mechanism, first connecting ring, second go-between, first set casing, second set casing, hinge and second bracing piece, car main reducer shell main part can be dismantled, maintains and maintains it, has improved maintenance and maintenance efficiency to car main reducer shell main part, has guaranteed the car reduction gear stability, has prolonged the life of car main reducer shell main part.

2. The utility model discloses in, through having set up fixed establishment, the splice frame, the fixed block, the fixed slot, the plug, a spring, buffering ring sum activity groove, in the time of the dismantlement, outwards stimulate the plug, the plug drives the buffering ring and removes, take out the plug of card in the inside of splice frame when buffering ring extrusion spring, make the splice frame can break away from the activity groove, and rotatory first set casing and take off car main reducer shell main part, in the time of the installation, wrap up first splice ring of first set casing and second go-between with first set casing and second set casing, and insert the inside in activity groove with the splice frame, loosen the plug and make the one end of plug insert the inside of splice frame, the first set casing of dismouting and second set casing are more convenient, the dismouting step of workman has been simplified, staff's work efficiency has been improved.

3. The utility model discloses in, through having set up fixed establishment, stop gear, lead to groove, internal thread groove and bolt, stop gear is together fixed with first go-between, second go-between, first set casing and second set casing, has improved main reducer's stability, rocks when preventing main reducer work.

Drawings

FIG. 1 is a schematic diagram of the structure of the present invention;

fig. 2 is a disassembled schematic view of the first connecting ring structure of the present invention;

FIG. 3 is a schematic sectional view of the fixing mechanism of the present invention;

fig. 4 is a schematic sectional view of the structure of the limiting mechanism of the present invention.

The labels in the figure are: 1. the main speed reducer comprises a main speed reducer shell main body of an automobile, a first supporting rod 2, a 3 connecting mechanism, a 301 first connecting ring, a 302 second connecting ring, a 303 first fixing shell, a 304 second fixing shell, a 305 hinge, a 306 fixing mechanism, a 3061 connecting frame, a 3062 fixing block, a 3063 fixing groove, a 3064 plug, a 3065 spring, a 3066 buffer ring, a 3067 movable groove, a 307 limiting mechanism, a 3071 through groove, a 3072 inner thread groove, a 3073 bolt and a 4 second supporting rod.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1-4, an automobile main reducer casing comprises an automobile main reducer casing main body 1, a first support rod 2, a connecting mechanism 3 and a second support rod 4, wherein the bottom of the automobile main reducer casing main body 1 is fixedly connected with the top end of the first support rod 2, the first support rod 2 is fixedly connected with the top end of the second support rod 4 through the connecting mechanism 3, the connecting mechanism 3 comprises a first connecting ring 301, a second connecting ring 302, a first fixing shell 303, a second fixing shell 304, a hinge 305, a fixing mechanism 306 and a limiting mechanism 307, the bottom end of the first support rod 2 is fixedly connected with the top of the first connecting ring 301, the top end of the second support rod 4 is fixedly connected with the bottom of the second connecting ring 302, the first connecting ring 301 is movably connected with the second connecting ring 302, the first fixing shell 303 is sleeved on the left sides of the first connecting ring 301 and the second connecting ring 302, the second fixed shell 304 is sleeved on the right side of the first connecting ring 301 and the second connecting ring 302, the first fixed shell 303 and the second fixed shell 304 are movably connected through a hinge 305, by arranging the main body 1 of the main shell of the main reducer, the first support rod 2, the connecting mechanism 3, the first connecting ring 301, the second connecting ring 302, the first fixing shell 303, the second fixing shell 304, the hinge 305 and the second support rod 4, the main body 1 of the main shell of the main reducer can be disassembled, maintenance and repair are carried out on the automobile main reducer shell, the maintenance and repair efficiency of the automobile main reducer shell main body 1 is improved, the stability of the automobile reducer is guaranteed, the service life of the automobile main reducer shell main body 1 is prolonged, the back surfaces of the first fixing shell 303 and the second fixing shell 304 are movably connected through the fixing mechanism 306, and the limiting mechanism 307 is arranged inside the first fixing shell 303 and the second fixing shell 304.

Further, the fixing mechanism 306 includes a connecting frame 3061, a fixed block 3062, a fixed groove 3063, a plug 3064, a spring 3065, a buffer ring 3066 and a movable groove 3067, the connecting frame 3061 is movably connected with the back of the second fixed housing 304 through a pull ring, the connecting frame 3061 is sleeved with the pull ring, the connecting frame 3061 can rotate around the pull ring, one side of the fixed block 3062 is fixedly connected with the back of the second fixed housing 304, the fixed groove 3063 is formed in one side of the fixed block 3062, the plug 3064 is inserted and arranged in the fixed groove 3063, the spring 3065 is wound and arranged on the side surface of the plug 3064 and positioned in the fixed groove 3063, the buffer ring 3066 is sleeved on the side surface of the plug 3064, the movable groove 3067 is formed in the bottom of the fixed block 3062, the fixed groove 3063 is communicated with the movable groove 3067 through the connecting groove 3064, one end of the plug 3064 penetrates through the fixed block 3062 and extends to the outside, the other end of the connecting groove 3064 penetrates through the fixed block, by arranging the fixing mechanism 306, the connecting frame 3061, the fixing block 3062, the fixing groove 3063, the bolt 3064, the spring 3065, the buffer ring 3066 and the movable groove 3067, when the device is disassembled, the bolt 3064 is pulled outwards, the bolt 3064 drives the buffer ring 3066 to move, the bolt 3064 clamped in the connecting frame 3061 is drawn out while the buffer ring 3066 extrudes the spring 3065, so that the connecting frame 3061 can be separated from the movable groove 3067, thereby rotating the first stationary case 303 and taking off the main body 1 of the final drive housing of the automobile, when mounting, the first stationary case 303 and the second stationary case 304 are wrapped around the first connection ring 301 and the second connection ring 302, the connecting frame 3061 is inserted into the movable groove 3067, one end of the bolt 3064 is inserted into the connecting frame 3061 by loosening the bolt 3064, the first fixing shell 303 and the second fixing shell 304 are convenient to disassemble and assemble, the disassembling and assembling steps of workers are simplified, and the working efficiency of workers is improved.

Further, stop gear 307 is including leading to groove 3071, logical groove 3071 has all been seted up to the top and the bottom of first set casing 303 and second set casing 304, internal thread groove 3072 has been seted up at the top of first connecting ring 301 and second connecting ring 302, the inside interlude of thread groove is provided with bolt 3073, through having set up fixed establishment 306, stop gear 307, lead to groove 3071, internal thread groove 3072 and bolt 3073, stop gear 307 is with first connecting ring 301, second connecting ring 302, first set casing 303 and second set casing 304 are fixed together, main reducer's stability has been improved, prevent to rock when main reducer works.

Further, the inner side of the first fixing shell 303 is lapped with the side surface of the first support rod 2, the inner side of the first fixing shell 303 is lapped with the side surface of the second support rod 4, the inner side of the second fixing shell 304 is lapped with the side surface of the first support rod 2, and the inner side of the second fixing shell 304 is lapped with the side surface of the second support rod 4.

Further, one end of the spring 3065 is overlapped with the inner wall of the fixing groove 3063, the other end of the spring 3065 is overlapped with one end of the buffer ring 3066, and the spring 3065 is pressed to apply the elastic force of the buffer ring 3066 by arranging the spring 3065, so that the plug 3064 is driven to be tightly inserted into the connecting frame.

Furthermore, one side of the connecting frame 3061 is inserted into the fixing groove 3063, the inner side of the connecting frame 3061 is lapped with the side surface of the bolt 3064, and the fixing and dismantling of the fixing mechanism are ensured by the arrangement of the connecting frame 3061 and the bolt 3064.

Further, the side surface of the bolt 3073 overlaps the side surface of the through groove 3071, and the side surface of the bolt 3073 is threadedly coupled to the internally threaded groove 3072, so that the bolt 3073 can be removed and installed conveniently and quickly.

The working principle is as follows: when the automobile main speed reducer is disassembled, the bolt 3064 is pulled outwards, the bolt 3064 drives the buffer ring 3066 to move, the buffer ring 3066 extrudes the bolt 3064 clamped inside the connecting frame 3061 while pressing the spring 3065, so that the connecting frame 3061 can be separated from the movable groove 3067, the first fixing shell 303 is rotated, the automobile main speed reducer shell main body 1 is taken down, when the automobile main speed reducer main body is assembled, the first fixing shell 303 and the second fixing shell 304 are wrapped on the first connecting ring 301 and the second connecting ring 302, the connecting frame 3061 is inserted into the movable groove 3067, and the bolt 3064 is loosened so that one end of the bolt 3064 is inserted into the connecting frame 3061.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a car main reducer shell, includes car main reducer shell main part (1), first bracing piece (2), coupling mechanism (3) and second bracing piece (4), its characterized in that: the bottom of the main reducer shell main body (1) of the automobile is fixedly connected with the top end of the first support rod (2), the first support rod (2) is fixedly connected with the top end of the second support rod (4) through a connecting mechanism (3), the connecting mechanism (3) comprises a first connecting ring (301), a second connecting ring (302), a first fixing shell (303), a second fixing shell (304), a hinge (305), a fixing mechanism (306) and a limiting mechanism (307), the bottom end of the first support rod (2) is fixedly connected with the top of the first connecting ring (301), the top end of the second support rod (4) is fixedly connected with the bottom of the second connecting ring (302), the first connecting ring (301) is movably connected with the second connecting ring (302), the first fixing shell (303) is sleeved on the left sides of the first connecting ring (301) and the second connecting ring (302), the right side of first connecting ring (301) and second connecting ring (302) has cup jointed second stationary housing (304), pass through hinge (305) swing joint between first stationary housing (303) and the second stationary housing (304), fixed mechanism (306) swing joint is passed through at the back of first stationary housing (303) and the second stationary housing (304), the inside of first stationary housing (303) and second stationary housing (304) is provided with stop gear (307).

2. The vehicle final drive housing according to claim 1, wherein: the fixing mechanism (306) comprises a connecting frame (3061), a fixing block (3062), a fixing groove (3063), a bolt (3064), a spring (3065), a buffer ring (3066) and a movable groove (3067), the connecting frame (3061) is movably connected with the back of the second fixing shell (304) through a pull ring, one side of the fixing block (3062) is fixedly connected with the back of the second fixing shell (304), the fixing groove (3063) is formed in one side of the fixing block (3062), the bolt (3064) is arranged in the fixing groove (3063) in an inserting and penetrating mode, the spring (3065) is arranged on the side surface of the bolt (3064) and positioned in the fixing groove (3063) in a winding mode, the buffer ring (3066) is sleeved on the side surface of the bolt (3064), the movable groove (3067) is formed in the bottom of the fixing block (3062), the fixing groove (3063) is communicated with the movable groove (3067) through the connecting groove (3063), one end of the plug (3064) penetrates through the fixed block (3062) and extends to the outside of the fixed block, and the other end of the plug (3064) penetrates through the connecting groove and the movable groove (3067) in sequence and extends to the inside of the connecting frame (3061).

3. The vehicle final drive housing according to claim 1, wherein: stop gear (307) are including leading to groove (3071), logical groove (3071) have all been seted up to the top and the bottom of first stationary housing (303) and second stationary housing (304), interior thread groove (3072) have been seted up to the top of first connecting ring (301) and second connecting ring (302), the inside interlude of thread groove is provided with bolt (3073).

4. The vehicle final drive housing according to claim 1, wherein: the inboard of first fixed shell (303) all with the side surface overlap joint of first bracing piece (2), the inboard of first fixed shell (303) all with the side surface overlap joint of second bracing piece (4), the inboard of second fixed shell (304) all with the side surface overlap joint of first bracing piece (2), the inboard of second fixed shell (304) all with the side surface overlap joint of second bracing piece (4).

5. A final drive housing for an automobile according to claim 2, wherein: one end of the spring (3065) is lapped with the inner wall of the fixing groove (3063), and the other end of the spring (3065) is lapped with one end of the buffer ring (3066).

6. A final drive housing for an automobile according to claim 2, wherein: one side of the connecting frame (3061) is inserted into the fixing groove (3063), and the inner side of the connecting frame (3061) is lapped with the side surface of the bolt (3064).

7. A final drive housing for an automobile according to claim 3, wherein: the side surface of the bolt (3073) is overlapped with the side surface of the through groove (3071), and the side surface of the bolt (3073) is in threaded connection with the internal thread groove (3072).