CN221213316U - Novel suspension connecting piece for drive axle of structure - Google Patents
Novel suspension connecting piece for drive axle of structure Download PDFInfo
- Publication number
- CN221213316U CN221213316U CN202323174279.9U CN202323174279U CN221213316U CN 221213316 U CN221213316 U CN 221213316U CN 202323174279 U CN202323174279 U CN 202323174279U CN 221213316 U CN221213316 U CN 221213316U
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- connecting piece
- axle housing
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- recess
- fixed plate
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- 239000000725 suspension Substances 0.000 title claims abstract description 37
- 230000003014 reinforcing effect Effects 0.000 claims description 12
- 238000003466 welding Methods 0.000 abstract description 16
- 238000010586 diagram Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The application relates to the technical field of axle housings of drive axles, in particular to a suspension connecting piece for a drive axle with a novel structure. The front and back both ends of connecting piece A bottom are provided with fixed plate A respectively, two fixed plate A one side in opposite directions each other and the upper end side contact of axle housing, both sides are provided with a plurality of fixed column respectively around connecting piece A, through-hole A has been seted up to the fixed column, both ends are provided with fixed plate B respectively around connecting piece B top, two fixed plate B one side in opposite directions each other and the lower extreme side contact of axle housing, both ends are provided with a plurality of through-hole B with through-hole A one-to-one respectively around connecting piece B top, a plurality of bolt passes through-hole A from top to bottom, through-hole B and connect connecting piece A and connecting piece B. The connecting piece solves the problem that a welding seam between a traditional suspension connecting piece and a driving axle housing is easy to crack, and the firmness and stability of connection among the connecting piece A, the connecting piece B and the driving axle housing are improved.
Description
Technical Field
The application relates to the technical field of axle housings of drive axles, in particular to a suspension connecting piece for a drive axle with a novel structure.
Background
The suspension connection piece is welded on the axle housing of the drive axle and is one of important components of the bearing system device. The axle housing of the drive axle bears and transmits the road surface counterforce and moment transmitted by the wheels, and supports the frame and each assembly on the frame. The main part that the transaxle axle housing was the drive shaft, because bear the reason of the external force effect when fatigue load and braking repeatedly, the fracture of transaxle axle housing often appears in the welding seam department between suspension connecting piece A (steel sheet spring holder) and the transaxle axle housing to and suspension connecting piece B (reaction pole lower carriage) and the welding seam department between the transaxle axle housing, and the transaxle axle housing once appear splitting and damage, will lead to the transaxle axle housing inefficacy, influences whole car operation steady, and the danger is great.
In the prior art, a suspension connecting piece A (a steel plate spring seat) and a suspension connecting piece B (a reaction rod lower support) are directly welded on a driving axle housing, and when the driving axle housing is stressed, the whole rigidity of the driving axle housing is insufficient, so that the force born by a welding seam of the suspension connecting piece is large, and the problem that the welding seam between the suspension connecting piece and the driving axle housing is easy to crack often occurs in the welding manner.
Disclosure of utility model
In order to solve the problem that a welding seam between a suspension connecting piece and a driving axle housing is easy to crack, the application provides the suspension connecting piece for the driving axle with a novel structure.
The suspension connecting piece for the drive axle with the novel structure adopts the following technical scheme:
The utility model provides a novel structural suspension connecting piece for transaxle, includes connecting piece A, connecting piece B and a plurality of bolt, both ends are provided with fixed plate A respectively around connecting piece A bottom, two fixed plate A one side in opposite directions each other contacts with the upper end side of axle housing, both sides are provided with a plurality of fixed column respectively around connecting piece A, through-hole A has been seted up to the fixed column;
The front and back both ends at connecting piece B top are provided with fixed plate B respectively, two fixed plate B one side in opposite directions each other with the lower extreme side contact of axle housing, connecting piece B top the front and back both ends be provided with a plurality of respectively with through-hole A one-to-one's through-hole B, a plurality of the bolt pass from top to bottom through-hole A through-hole B and will connecting piece A with connecting piece B connects.
Through adopting above-mentioned technical scheme, fixed plate A and fixed plate B can be preliminary carry out the contact fixation with the axle housing tip, and the bolt is through the cooperation with through-hole A and through-hole B for can carry out fixed connection between connecting piece A and the connecting piece B, thereby with connecting piece A, connecting piece B and axle housing end connection to an organic wholely, improve stability and the fastness of being connected between connecting piece A, connecting piece B and the axle housing tip, solve the problem of hanging the easy fracture of welding seam between connecting piece and the transaxle axle housing.
Optionally, the inside of connecting piece A is provided with the cavity, connecting piece A's left and right sides is provided with recess A respectively, connecting piece A's bottom be provided with respectively with the cavity recess A one-to-one just the opening of intercommunication.
Through adopting above-mentioned technical scheme, cavity, recess A that connecting piece A set up and the opening that body bottom set up all can reduce connecting piece A's quality, improve the lightweight of whole suspension connection piece.
Optionally, a step is arranged in one of the grooves A on the left side and the right side of the connecting piece A.
Through adopting above-mentioned technical scheme, the setting of step can make connecting piece A when subtracting heavy, improves connecting piece A's intensity, avoids connecting piece A and connecting piece B when being connected through the bolt, and connecting piece A can not take place to warp.
Optionally, the top of connecting piece B is provided with recess B, recess B's left and right sides is the opening, recess B is the slope setting, recess B and axle housing tip contact, recess B's shape and axle housing tip's shape assorted.
Through adopting above-mentioned technical scheme, recess B's setting can fix a position axle housing tip, can improve the fixed stability of contact between connecting piece B and the axle housing tip, and the cooperation can strengthen the fastness and the stability of being connected between connecting piece B and the connecting piece A between recess B and the fixed plate B.
Optionally, both sides all are provided with two around connecting piece A the fixed column, through-hole A's inside is provided with the screw thread, through-hole B distributes connecting piece B's four corners and with through-hole A one-to-one, fixed plate A with the junction between the connecting piece A bottom is the arc, fixed plate A with connecting piece A integrated into one piece.
Through adopting above-mentioned technical scheme, four bolts distribute in connecting piece B's four corners, can improve the stability of being connected between bolt with connecting piece A and the connecting piece B, and fixed plate A is the arc with connecting piece A's junction, can improve connecting piece A's intensity.
Optionally, reinforcing plates are respectively arranged at two ends of one side of the fixing plate B, which are opposite to each other, the reinforcing plates are in right-angled triangle shapes, and two right-angle sides of the reinforcing plates are respectively fixedly connected with the side surfaces of the fixing plate B and the top of the connecting piece B.
Through adopting above-mentioned technical scheme, the design of reinforcing plate can improve fixed plate B's fastness and stability, improves fixed plate B and the fixed stability of contact and intensity between the axle housing tip for the axle housing tip is after contacting with recess B, can the rethread fixed plate B press from both sides tightly fixedly, has improved the holistic fastness of connecting piece B.
In summary, the application has the following beneficial effects:
according to the application, through optimizing the structure of the suspension connecting piece for the axle housing of the drive axle, namely optimizing the structures of the connecting piece A and the connecting piece B, the connecting piece A and the connecting piece B are firstly contacted and fixed with the upper end and the lower end of the end part of the axle housing, and then the connecting piece A and the connecting piece B are connected and fixed through bolts, so that the quality problem that a welding seam between the existing suspension connecting piece and the axle housing of the drive axle is easy to crack is solved. The optimized suspension connecting piece not only ensures that the welding seam between the suspension connecting piece and the driving axle housing is not easy to crack, but also improves the firmness and stability of the connection between the connecting piece A, the connecting piece B and the driving axle housing, and achieves better results in the aspects of light weight design, cost reduction, product competitiveness improvement, user satisfaction improvement and the like.
Drawings
FIG. 1 is a schematic view of a prior art welded structure between a suspension connection and a transaxle axle housing;
fig. 2 is a schematic structural diagram of the connection between the connection member a, the connection member B and the transaxle housing in the embodiment;
FIG. 3 is a schematic diagram I of the structures of the connecting piece A and the connecting piece B in the embodiment;
FIG. 4 is a schematic diagram II of the structures of the connecting piece A and the connecting piece B in the embodiment;
Fig. 5 is a schematic structural diagram iii of the connecting member a and the connecting member B in the embodiment.
Reference numerals illustrate: 1. a connecting piece A; 2. a connecting piece B; 3. a bolt; 4. a fixing plate A; 5. a fixing plate B; 6. fixing the column; 7. a through hole A; 8. a through hole B; 9. a cavity; 10. a groove A; 11. a groove B; 12. reinforcing plate.
Detailed Description
The technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments, and it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments.
Wherein like parts are designated by like reference numerals. It should be noted that the words "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner" and "outer" used in the following description refer to directions in the drawings, and are not limited thereto.
The application is described in further detail below with reference to fig. 1-5.
The embodiment of the application discloses a suspension connecting piece for a drive axle with a novel structure.
Examples
Referring to fig. 2, a novel suspension connection piece for driving axle of structure, including connecting piece A1, connecting piece B2 and four bolts 3, both ends are provided with fixed plate A4 respectively around the connecting piece A1 bottom, and two fixed plate A4 are in contact with the upper end side of axle housing in opposite directions each other one side, and the junction between fixed plate A4 and the connecting piece A1 bottom is the arc, and fixed plate A4 and connecting piece A1 integrated into one piece. Two fixing columns 6 are respectively arranged on the front side and the rear side of the connecting piece A1, a through hole A7 is formed in the fixing columns 6, and threads are arranged in the through hole A7. The front and back both ends at connecting piece B2 top are provided with fixed plate B5 respectively, and one side that two fixed plates B5 are in opposite directions each other contacts with the lower extreme side of axle housing, and the front and back both ends at connecting piece B2 top are provided with the through-hole B8 with through-hole A7 one-to-one respectively, and through-hole B8 distributes in connecting piece B2's four corners, and bolt 3 passes through-hole A7, through-hole B8 from top to bottom and connects connecting piece A1 and connecting piece B2.
Referring to fig. 3-5, a cavity 9 is provided in the connecting piece A1, grooves a10 are respectively provided on the left and right sides of the connecting piece A1, and openings which are in one-to-one correspondence with and are communicated with the cavity 9 and the grooves a10 are respectively provided at the bottom of the connecting piece A1. A step is provided inside one of the grooves a10 in the left and right sides of the connection member A1. The top of connecting piece B2 is provided with recess B11, and recess B11 both sides are the opening, and recess B11 is the slope setting, and recess B11 and axle housing tip contact, the shape of recess B11 and axle housing tip's shape assorted. Two ends of one side of the fixed plate B5, which are opposite to each other, are respectively provided with a reinforcing plate 12, the reinforcing plate 12 is in a right triangle shape, and two right-angle sides of the reinforcing plate 12 are respectively fixedly connected with the side surface of the fixed plate B5 and the top of the connecting piece B2.
Referring to fig. 1-2, the structure of the suspension connecting piece for the axle housing of the drive axle, namely the structure of the connecting piece A1 and the connecting piece B2, is optimized, so that the connecting piece A1 and the connecting piece B2 are firstly contacted and fixed with the upper end and the lower end of the end part of the axle housing, then the connecting piece A1 and the connecting piece B2 are connected and fixed through the bolts 3, the quality problem that a welding seam between the existing suspension connecting piece and the axle housing of the drive axle is easy to crack is solved, and the overall rigidity and the rigidity of the axle housing of the drive axle are improved. The optimized suspension connecting piece not only ensures that the welding seam between the suspension connecting piece and the driving axle housing is not easy to crack, but also improves the firmness and stability between the connecting piece A1, the connecting piece B2 and the driving axle housing, and achieves better results in the aspects of light weight design, cost reduction, product competitiveness improvement, user satisfaction improvement and the like.
Wherein, fixed plate A4 and fixed plate B5 can be preliminary contact fixed with the axle housing tip, and bolt 3 is through the cooperation with through-hole A7 and through-hole B8 for can carry out fixed connection between connecting piece A1 and the connecting piece B2, thereby with connecting piece A1, connecting piece B2 and axle housing tip connection to an organic wholely, improve stability and the fastness of being connected between connecting piece A1, connecting piece B2 and the axle housing tip, solve the problem of hanging the easy fracture of welding seam between connecting piece and the transaxle axle housing. The cavity 9, the recess A10 that the connecting piece A1 set up and the opening that the body bottom set up all can reduce connecting piece A1's quality, improve the lightweight of whole suspension connection piece. The setting of step can make connecting piece A1 when carrying out the subtracting heavy, improves connecting piece A1's intensity, avoids connecting piece A1 and connecting piece B2 when connecting through bolt 3, and connecting piece A1 can not take place to warp. The setting of recess B11 can fix a position the axle housing tip, can improve the fixed stability of contact between connecting piece B2 and the axle housing tip, and the cooperation can strengthen the fastness and the stability of being connected between connecting piece B2 and the connecting piece A1 between recess B11 and the fixed plate B5. Four bolts 3 distribute in the four corners of connecting piece B2, can improve the stability of being connected between bolt 3 and connecting piece A1 and connecting piece B2, and fixed plate A4 is the arc with the junction of connecting piece A1, can improve connecting piece A1's intensity. The design of reinforcing plate 12 can improve the fastness and the stability of fixed plate B5, improves the fixed stability of contact and intensity between fixed plate B5 and the axle housing tip for the axle housing tip is after contacting with recess B11, can the rethread fixed plate B5 press from both sides tightly fixedly, has improved the holistic fastness of connecting piece B2.
Working principle:
The axle housing is horizontally placed before installation, wherein the large flange surface of the axle housing is vertically placed. Then place connecting piece A1, connecting piece B2 respectively to the upper and lower both sides of axle housing tip, connecting piece A1's bottom and the upper surface contact of axle housing tip, two fixed plates A4 carry out the upper end of axle housing tip and fix in the front and back direction's contact, connecting piece B2's top and the lower surface contact of axle housing tip, two fixed plates B5 carry out the lower extreme of axle housing tip and fix in the front and back direction's contact, recess B11 and the laminating of the lower surface chucking of axle housing tip. After the connecting piece A1 and the connecting piece B2 are respectively in preliminary contact fixation with the end part of the axle housing, the four through holes A7 and the four through holes B8 are respectively in one-to-one correspondence up and down, the end parts of the four bolts 3 respectively penetrate through the through holes B8 and the through holes A7 from bottom to top, the end parts of the bolts 3 are in threaded connection with the through holes A7, the connecting piece A1 and the connecting piece B2 are fixed in the up-down direction by the four bolts 3, the end part of the axle housing is positioned between the connecting piece A1 and the connecting piece B2, the connection fixation between the connecting piece A1, the end part of the axle housing and the connecting piece B2 is completed, the problem that a weld joint part caused by direct welding of the connecting piece A1, the connecting piece B2 and the end part of the axle housing is easy to crack is avoided, the firmness and the stability of the connection between the connecting piece A1, the connecting piece B2 and the end part of the axle housing are improved, the connection is easy to detach, the connection is flexible, and the installation and detachment are high in practicability.
In the prior art, through a structure of directly welding the suspension connecting piece and the axle housing shell, the dangerous point stress of the suspension connecting piece (at the edge of a welding seam) is 343Mpa, while the dangerous point stress of the connecting piece A and the connecting piece B which are connected through bolts is 245.42Mpa, the dangerous point stress is reduced by 28%, and the performance is obviously improved.
The present embodiment is illustrative of the present application, but not limiting, and variations, modifications, additions or substitutions within the spirit and scope of the application are possible, and any person skilled in the art who has read the present description can make modifications without creative contribution to the embodiment as required, but are protected by the patent laws within the scope of the claims of the present application.
Claims (6)
1. Novel suspension connecting piece for transaxle of structure, its characterized in that: the connecting piece comprises a connecting piece A (1), a connecting piece B (2) and a plurality of bolts (3), wherein fixing plates A (4) are respectively arranged at the front end and the rear end of the bottom of the connecting piece A (1), one side, opposite to each other, of each fixing plate A (4) is contacted with the side surface of the upper end of the axle housing, a plurality of fixing columns (6) are respectively arranged at the front side and the rear side of the connecting piece A (1), and through holes A (7) are formed in the fixing columns (6);
The front and back both ends at connecting piece B (2) top are provided with fixed plate B (5) respectively, two one side that fixed plate B (5) are in opposite directions each other contacts with the lower extreme side of axle housing, the front and back both ends at connecting piece B (2) top be provided with a plurality of respectively with through-hole B (8) of through-hole A (7) one-to-one, a plurality of bolt (3) pass from top to bottom through-hole A (7) through-hole B (8) and will connecting piece A (1) with connecting piece B (2) connect.
2. The novel structural suspension connection member for a drive axle according to claim 1, wherein: the inside of connecting piece A (1) is provided with cavity (9), the left and right sides of connecting piece A (1) is provided with recess A (10) respectively, the bottom of connecting piece A (1) be provided with respectively with cavity (9) recess A (10) one-to-one and the opening of intercommunication.
3. The suspension connection member for a drive axle of a novel structure according to claim 2, wherein: a step is arranged in one of the grooves A (10) on the left side and the right side of the connecting piece A (1).
4. A novel structural suspension connection for a drive axle according to claim 3, wherein: the top of connecting piece B (2) is provided with recess B (11), the left and right sides of recess B (11) is the opening, recess B (11) are the slope setting, recess B (11) and axle housing tip contact, the shape of recess B (11) and axle housing tip's shape assorted.
5. The novel structural suspension connection member for a drive axle according to claim 1, wherein: the utility model discloses a connecting piece A (1), including connecting piece A (1), fixed column (6) are all provided with in front and back both sides, the inside of through-hole A (7) is provided with the screw thread, through-hole B (8) distribute the four corners of connecting piece B (2) and with through-hole A (7) one-to-one, fixed plate A (4) with junction between connecting piece A (1) bottom is the arc, fixed plate A (4) with connecting piece A (1) integrated into one piece.
6. The novel structural suspension connection member for a drive axle according to claim 5, wherein: reinforcing plates (12) are respectively arranged at two ends of one side of the fixing plate B (5) opposite to each other, the reinforcing plates (12) are right-angled triangles, and two right-angle sides of the reinforcing plates (12) are respectively fixedly connected with the side surfaces of the fixing plate B (5) and the top of the connecting piece B (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323174279.9U CN221213316U (en) | 2023-11-23 | 2023-11-23 | Novel suspension connecting piece for drive axle of structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323174279.9U CN221213316U (en) | 2023-11-23 | 2023-11-23 | Novel suspension connecting piece for drive axle of structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221213316U true CN221213316U (en) | 2024-06-25 |
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ID=91565806
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323174279.9U Active CN221213316U (en) | 2023-11-23 | 2023-11-23 | Novel suspension connecting piece for drive axle of structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221213316U (en) |
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2023
- 2023-11-23 CN CN202323174279.9U patent/CN221213316U/en active Active
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