CN212106846U - Bridge assembly structure with split type reduction box - Google Patents
Bridge assembly structure with split type reduction box Download PDFInfo
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- CN212106846U CN212106846U CN202020340395.0U CN202020340395U CN212106846U CN 212106846 U CN212106846 U CN 212106846U CN 202020340395 U CN202020340395 U CN 202020340395U CN 212106846 U CN212106846 U CN 212106846U
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- shell
- connecting portion
- reduction gearbox
- end cover
- bridge assembly
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Abstract
The utility model discloses an electric bridge assembly structure with a split type reduction gearbox, which belongs to the technical field of automobile accessories and comprises a reduction gearbox shell and a motor shell, wherein the reduction gearbox shell is fixedly connected with an end cover, and the motor shell is connected with the reduction gearbox shell through the end cover; the reduction gearbox shell comprises a first shell and a second shell, the reduction gearbox shell is formed by splicing one side, opposite to the first shell, of the second shell along the length direction, and the end cover is connected to one side, far away from the first shell, of the second shell. The utility model discloses effectively reduce each component volume of electric bridge assembly, reduce the machining degree of difficulty, guarantee the effect of machining precision.
Description
Technical Field
The utility model relates to the technical field of auto-parts, in particular to electric bridge assembly structure with split type reducing gear box.
Background
The reduction gearbox is also called a speed reducer or a reducer, is power transmission equipment and can be divided into an industrial reduction gearbox and a steam reduction gearbox, the reduction gearbox is started and generally used for a four-wheel-drive vehicle, and the situation that the turning is insufficient and accidents are caused because the rotating speeds of four tires are the same when the vehicle turns can be avoided.
Electric bridge assembly includes reducing gear box and motor casing two parts among the prior art, and the end cover and the motor casing formula design as an organic whole of reducing gear box, reducing gear box pass through the end cover and link to each other with motor casing, and the integrated form motor casing and the volume of reducing gear box end cover that adopt this kind of design are great to bring great machining degree of difficulty, and the machining precision is difficult to control, and this problem is urgent to be solved.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a bridge assembly structure with split type reducing gear box effectively carries out functional separation to reducing gear box and motor casing, has and effectively reduces each component part volume of bridge assembly, reduces the machining degree of difficulty, guarantees the effect of machining precision.
An electric bridge assembly structure with a split type reduction gearbox comprises a reduction gearbox shell and a motor shell, wherein an end cover is fixedly connected to the reduction gearbox shell, and the motor shell is connected with the reduction gearbox shell through the end cover;
the reduction gearbox shell comprises a first shell and a second shell, the reduction gearbox shell is formed by splicing one side, opposite to the first shell, of the second shell along the length direction, and the end cover is connected to one side, far away from the first shell, of the second shell.
The utility model discloses further set up to: the first shell is towards second shell one side along edge integrated into one piece have first connecting portion, the second shell is towards first shell one side along edge integrated into one piece have the second connecting portion, laminate each other between first connecting portion and the second connecting portion, and connect through a plurality of connecting bolt tightening between first connecting portion and the second connecting portion.
The utility model discloses further set up to: six extension pieces are uniformly distributed on the side wall of the end cover, and the end cover and the motor shell sequentially penetrate through the extension pieces and are screwed and fixed through screw holes formed in the side wall of the motor shell through mounting bolts.
The utility model discloses further set up to: the second connecting portion is towards first connecting portion one side fixedly connected with reference column, set up the constant head tank with the reference column adaptation on the first connecting portion, the reference column inlays and locates in the constant head tank.
The utility model discloses further set up to: and a plurality of reinforcing ribs are formed on the outer walls of the output oil seal holes of the first shell and the second shell.
The utility model discloses further set up to: the end cover and the second shell are integrally formed.
When being connected into a whole with gearbox casing and motor casing, at first make first connecting portion and second connecting portion laminate each other, the reference column inlays and locates in the constant head tank this moment, screws up connecting bolt in proper order and can accomplish the integral connection of first casing and second casing. And then the end cover and the motor shell are screwed and fixed through the mounting bolt. The bridge assembly formed by the two parts originally is decomposed into three parts, so that the volume of each part can be effectively reduced, the clamping is convenient, and the machining precision is effectively improved. Meanwhile, the parts are connected through the connecting bolts and the mounting bolts, so that the assembly difficulty is reduced.
To sum up, the utility model discloses following beneficial effect has:
1. the volume of the three parts is effectively reduced by dividing the gearbox shell into the first shell and the second shell and connecting the end cover to the second shell, so that the clamping is facilitated and the machining precision is improved;
2. the positioning column and the positioning groove are arranged, so that the subsequent connecting bolt can be conveniently installed;
3. through the strengthening rib that is formed on output oil hole outer wall, can play effective promotion to the intensity of reducing gear box casing.
Drawings
Fig. 1 is a schematic structural diagram for embodying the whole of the present invention;
FIG. 2 is an exploded view of the present invention for showing the structure of each part;
fig. 3 is a schematic structural diagram of the first housing according to the present invention;
fig. 4 is a schematic structural diagram of the second housing according to the present invention;
fig. 5 is an enlarged view of a portion a in fig. 4.
In the figure, 1, a reduction gearbox shell; 11. a first housing; 111. a first connection portion; 112. positioning a groove; 12. a second housing; 121. a second connecting portion; 122. a positioning column; 13. an output oil seal hole; 131. reinforcing ribs; 14. an end cap; 141. an extension member; 2. a motor housing; 21. a screw hole; 3. a connecting bolt; and 4, mounting the bolt.
Detailed Description
The present invention will be described in detail with reference to the attached drawings, and other advantages and effects of the present invention can be easily understood by those skilled in the art from the disclosure of the present specification. In the present specification, the terms "upper", "lower", "left", "right", "middle", and the like are used for the sake of clarity, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof are also regarded as the scope of the present invention without substantial changes in the technical content.
Example (b):
as shown in FIG. 1 and FIG. 2, for the utility model provides an electric bridge assembly structure with split type reducing gear box, including reducing gear box casing 1 and motor casing 2, fixedly connected with end cover 14 on reducing gear box casing 1, motor casing 2 passes through end cover 14 and links to each other with reducing gear box casing 1, and reducing gear box casing 1 includes first casing 11 and second casing 12, and reducing gear box casing 1 is formed along length direction amalgamation by first casing 11 and the relative one side of second casing 12, and end cover 14 is connected in second casing 12 and is kept away from first casing 11 one side to end cover 14 and second casing 12 are integrated into one piece.
As shown in fig. 2 to 5, a first connecting portion 111 is integrally formed along an edge of the first housing 11 facing the second housing 12, a second connecting portion 121 is integrally formed along an edge of the second housing 12 facing the first housing 11, the first connecting portion 111 and the second connecting portion 121 are attached to each other, and the first connecting portion 111 and the second connecting portion 121 are screwed and connected by a plurality of connecting bolts 3; six extending pieces 141 are uniformly distributed on the side wall of the end cover 14, the extending pieces 141 and the side wall of the end cover 14 are integrally formed, and the end cover 14 and the motor shell 2 are sequentially penetrated through the extending pieces 141 and a screw hole 21 formed in the side wall of the motor shell 2 through a mounting bolt 4 to be screwed and fixed.
As shown in fig. 1 and 4, a plurality of ribs 131 are formed on the outer walls of the output oil seal holes 13 of the first housing 11 and the second housing 12, and the end cover 14 and the second housing 12 are integrally formed. The strengthening rib 131 formed on the outer wall of the output oil seal hole 13 can effectively strengthen the structural strength of the first shell 11 and the second shell 12, the end cover 14 and the second shell 12 are integrally formed, and the production can be completed through one set of die, meanwhile, the reduction gearbox shell 1 is divided into two parts of the first shell 11 and the second shell 12, and the end cover 14 and the second shell 12 which are originally connected to the motor shell 2 are integrally formed, so that the size of each part is effectively reduced, and the clamping and the processing are convenient.
As shown in fig. 3 and fig. 5, a positioning column 122 is fixedly connected to one side of the second connecting portion 121 facing the first connecting portion 111, a positioning groove 112 adapted to the positioning column 122 is formed in the first connecting portion 111, and the positioning column 122 is embedded in the positioning groove 112. When the positioning column 122 and the positioning slot 112 are engaged with each other, the holes formed on the first connecting portion 111 and the second connecting portion 121 are aligned with each other, so that the connecting bolt 3 can pass through and be fixed.
The implementation principle of the above embodiment is as follows: when the reduction gear box shell 1 and the motor shell 2 are connected into a whole, the first connecting portion 111 and the second connecting portion 121 are firstly attached to each other, the positioning column 122 is embedded in the positioning groove 112 at the moment, and the connecting bolt 3 is sequentially screwed, so that the integral connection between the first shell 11 and the second shell 12 can be completed. And then the end cover 14 and the motor shell 2 are screwed and fixed through the mounting bolts 4. The bridge assembly formed by the two parts originally is decomposed into three parts, so that the volume of each part can be effectively reduced, the clamping is convenient, and the machining precision is effectively improved. Meanwhile, the parts are connected through the connecting bolts 3 and the mounting bolts 4, so that the assembly difficulty is reduced.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (6)
1. The utility model provides an electric bridge assembly structure with split type reducing gear box which characterized in that: the motor speed reducer comprises a speed reducer shell (1) and a motor shell (2), wherein an end cover (14) is fixedly connected to the speed reducer shell (1), and the motor shell (2) is connected with the speed reducer shell (1) through the end cover (14);
the reduction gearbox shell (1) comprises a first shell (11) and a second shell (12), the reduction gearbox shell (1) is formed by splicing one side of the first shell (11) and the second shell (12) which are opposite along the length direction, and the end cover (14) is connected to one side of the second shell (12) far away from the first shell (11).
2. The bridge assembly structure with a split reduction gearbox of claim 1, wherein: first casing (11) towards second casing (12) one side along edge integrated into one piece have first connecting portion (111), second casing (12) towards first casing (11) one side along edge integrated into one piece have second connecting portion (121), laminate each other between first connecting portion (111) and the second connecting portion (121), and screw up through a plurality of connecting bolt (3) between first connecting portion (111) and the second connecting portion (121) and connect.
3. The structure of the bridge assembly with the split reduction gearbox as set forth in claim 2, wherein: six extension pieces (141) are uniformly distributed on the side wall of the end cover (14), and the end cover (14) and the motor shell (2) sequentially penetrate through the extension pieces (141) and screw holes (21) formed in the side wall of the motor shell (2) through mounting bolts (4) to be screwed and fixed.
4. The structure of the bridge assembly with the split reduction gearbox as set forth in claim 2, wherein: second connecting portion (121) are towards first connecting portion (111) one side fixedly connected with reference column (122), set up constant head tank (112) with reference column (122) adaptation on first connecting portion (111), reference column (122) are inlayed and are located in constant head tank (112).
5. The structure of the bridge assembly with the split reduction gearbox as set forth in claim 4, wherein: and a plurality of reinforcing ribs (131) are formed on the outer walls of the output oil seal holes (13) of the first shell (11) and the second shell (12).
6. The bridge assembly structure with a split reduction gearbox of claim 1, wherein: the end cover (14) and the second shell (12) are integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020340395.0U CN212106846U (en) | 2020-03-18 | 2020-03-18 | Bridge assembly structure with split type reduction box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020340395.0U CN212106846U (en) | 2020-03-18 | 2020-03-18 | Bridge assembly structure with split type reduction box |
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| Publication Number | Publication Date |
|---|---|
| CN212106846U true CN212106846U (en) | 2020-12-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020340395.0U Active CN212106846U (en) | 2020-03-18 | 2020-03-18 | Bridge assembly structure with split type reduction box |
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| CN (1) | CN212106846U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112874238A (en) * | 2021-01-25 | 2021-06-01 | 合肥海源机械有限公司 | Lightweight axle box integrated direct-drive axle frame and assembling method thereof |
-
2020
- 2020-03-18 CN CN202020340395.0U patent/CN212106846U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112874238A (en) * | 2021-01-25 | 2021-06-01 | 合肥海源机械有限公司 | Lightweight axle box integrated direct-drive axle frame and assembling method thereof |
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