CN209795065U - Suspension type electric motor car rear axle assembly - Google Patents
Suspension type electric motor car rear axle assembly Download PDFInfo
- Publication number
- CN209795065U CN209795065U CN201920672918.9U CN201920672918U CN209795065U CN 209795065 U CN209795065 U CN 209795065U CN 201920672918 U CN201920672918 U CN 201920672918U CN 209795065 U CN209795065 U CN 209795065U
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- Prior art keywords
- rear axle
- fixedly connected
- axle housing
- plate
- semi
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Abstract
The utility model discloses a suspension type electric motor car rear axle assembly, including the rear axle housing, the equal fixedly connected with semi-axis sleeve of left and right sides face of rear axle housing, the surface of rear axle housing passes through fixing bolt fixedly connected with differential mechanism casing, the one end fixedly connected with ring flange of rear axle housing is kept away from to the differential mechanism casing, two sets of symmetrical screw thread mounting holes have been seted up to the inside of ring flange, the symmetrical locating plate of surface fixedly connected with of rear axle housing, the solid fixed ring of surface fixedly connected with of locating plate, gu fixed ring's inner wall fixedly connected with driving motor, driving motor's output extends to the inside of rear axle housing, the outside of semi-axis sleeve is equipped with symmetrical locating lever, the last fixed surface of locating lever is connected with the backup pad, the last fixed surface of backup pad is. The utility model relates to a rational in infrastructure, it can reduce the automobile body to the impact force of rear axle, improves the protection to the rear axle, prolongs the life of rear axle.
Description
Technical Field
The utility model relates to a rear axle technical field specifically is a suspension type electric motor car rear axle assembly.
Background
The rear axle is a rear driving axle component of vehicle power transmission, it is formed from two half-bridges, and can implement half-bridge differential motion, at the same time, it is also a device for supporting wheels and connecting rear wheels, if it is a front axle driven vehicle, the rear axle is only following axle, and only has the load-bearing function, if it is not a driving axle, the rear axle is driving axle, at this time it also has the functions of load-bearing, reducing speed and making differential speed, if it is a four-wheel driven vehicle, in general a transfer gear is set in front of rear axle.
The rear axle is when encountering the road of jolting, because the road conditions jolts, causes the automobile body to fluctuate from top to bottom, and is great to the impact of rear axle, causes the damage to the rear axle easily, influences the life of rear axle, influences the normal driving of vehicle simultaneously, and the structure bradyseism effect of present rear axle is relatively poor, can't effectually reduce the impact to the rear axle when the vehicle jolts, for this reason, we provide a suspension type electric motor car rear axle assembly and solve this problem.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model aims at providing a suspension type electric motor car rear axle assembly in order to remedy prior art not enough.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: a rear axle assembly of a suspension type electric vehicle comprises a rear axle housing, wherein both the left side surface and the right side surface of the rear axle housing are fixedly connected with a half axle sleeve, the outer surface of the rear axle housing is fixedly connected with a differential housing through a fixing bolt, one end of the differential housing, which is far away from the rear axle housing, is fixedly connected with a flange plate, two groups of symmetrical thread mounting holes are formed in the flange plate, symmetrical positioning plates are fixedly connected with the outer surface of the rear axle housing, fixing rings are fixedly connected with the outer surface of the positioning plates, the inner wall of each fixing ring is fixedly connected with a driving motor, the output end of the driving motor extends into the rear axle housing, symmetrical positioning rods are arranged outside the half axle sleeve, a supporting plate is fixedly connected with the upper surface of each positioning rod, a limiting rod is fixedly connected with the upper surface of the supporting plate, and a strong damping, the outer surface cover of gag lever post is equipped with the slide, the upper surface fixed connection of slide hangs the pole symmetrically, the top of gag lever post is equipped with the baffle, the bottom surface of baffle and the upper surface fixed connection of gag lever post.
Furthermore, symmetrical elastic damping plates are arranged below the semi-shaft sleeve, and the elastic damping plates are fixedly connected with the bottom surface of the semi-shaft sleeve through fixing screws.
Furthermore, the top end of the strong damping spring is fixedly connected with the bottom surface of the sliding plate, and the bottom end of the strong damping spring is fixedly connected with the upper surface of the supporting plate.
further, the one end fixedly connected with connecting plate of rear axle housing is kept away from to the semi-axis sleeve, the draw-in groove has been seted up to a side that the semi-axis sleeve was kept away from to the connecting plate.
Furthermore, the inside joint of draw-in groove has the fixed plate, the fixed plate passes through the inner wall fixed connection of connecting screw and draw-in groove.
furthermore, a reinforcing plate is fixedly connected to the bottom surface of the positioning rod, and one side surface of the reinforcing plate, which is close to the half shaft sleeve, is fixedly connected with the outer surface of the half shaft sleeve.
(III) advantageous effects
Compared with the prior art, this suspension type electric motor car rear axle assembly possesses following beneficial effect:
1. The utility model discloses an utilize elasticity shock attenuation board, realize the fixed to the backplate, improve the protection to the rear axle, avoid the damage that external collision caused the rear axle, the while utilization hangs the pole, realizes being connected of rear axle and automobile body, and the vehicle takes place to jolt, utilizes to hang the pole and promotes the slide, makes the powerful damping spring of slide compression, reduces the impact force of automobile body to the rear axle, improves the protection to the rear axle, prolongs the life of rear axle.
2. The utility model discloses an utilize the connecting plate to improve the reinforcement to the semi-axis sleeve, realize the telescopic protection to the semi-axis, prolong the telescopic stability of semi-axis, through utilizing the inner wall fixed connection that connecting screw made fixed plate and draw-in groove, the stability that can effectual assurance be connected utilizes to be provided with the gusset plate and guarantees the stability that bradyseism mechanism and rear axle are connected, prolongs the life of bradyseism mechanism.
Drawings
Fig. 1 is a front view of a suspension type rear axle of the present invention;
FIG. 2 is a side view of the half axle sleeve of the present invention;
Fig. 3 is a side view of the differential housing of the present invention.
In the figure: 1. a rear axle housing; 2. a half-shaft sleeve; 3. a connecting plate; 4. a fixing plate; 5. a card slot; 6. an elastic damping plate; 7. positioning a rod; 8. a support plate; 9. a limiting rod; 10. a connecting screw; 11. a slide plate; 12. a strong damping spring; 13. a baffle plate; 14. positioning a plate; 15. a drive motor; 16. a fixing ring; 17. a differential housing; 18. a flange plate; 19. a suspension rod; 20. a reinforcing plate; 21. and (4) a threaded mounting hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-3, the utility model provides a technical solution: a rear axle assembly of a suspension type electric vehicle comprises a rear axle housing 1, both the left side surface and the right side surface of the rear axle housing 1 are fixedly connected with a half axle sleeve 2, the outer surface of the rear axle housing 1 is fixedly connected with a differential housing 17 through a fixing bolt, one end of the differential housing 17 far away from the rear axle housing 1 is fixedly connected with a flange 18, two groups of symmetrical threaded mounting holes 21 are formed in the flange 18, the outer surface of the rear axle housing 1 is fixedly connected with symmetrical positioning plates 14, the outer surface of the positioning plates 14 is fixedly connected with a fixing ring 16, the inner wall of the fixing ring 16 is fixedly connected with a driving motor 15, the driving motor 15 selects a permanent magnet motor which is produced by Changsha Zhongda automobile company and has the model number of ZT115572, the output end of the driving motor 15 extends to the inside of the rear axle housing 1, the outer part of the half axle housing 2 is provided with, the last fixed surface of backup pad 8 is connected with gag lever post 9, and the surface winding of gag lever post 9 has powerful damping spring 12, and the surface cover of gag lever post 9 is equipped with slide 11, and the upper surface fixed connection of slide 11 hangs pole 19 symmetrically, and the top of gag lever post 9 is equipped with baffle 13, and the bottom surface of baffle 13 is connected with the upper surface fixed connection of gag lever post 9.
Furthermore, symmetrical elastic damping plates 6 are arranged below the half shaft sleeve 2, and the elastic damping plates 6 are fixedly connected with the bottom surface of the half shaft sleeve 2 through fixing screws. The rear axle utilizes the elastic damping plate 6 to be fixedly connected with the automobile body, so that the impact of the bumping of the automobile on the rear axle is reduced, and the protection of the rear axle is improved.
Further, the top end of the strong damping spring 12 is fixedly connected with the bottom surface of the sliding plate 11, and the bottom end of the strong damping spring 12 is fixedly connected with the upper surface of the supporting plate 8. The strong damping spring 12 is fixedly connected, so that the stability of the strong damping spring 12 is ensured, and the protection of the strong damping spring 12 is improved.
Further, one end fixedly connected with connecting plate 3 that rear axle housing 1 was kept away from to axle sleeve 2, and draw-in groove 5 has been seted up to a side that axle sleeve 2 was kept away from to connecting plate 3. Utilize connecting plate 3 to improve the reinforcement to semi-axis sleeve 2, realize the protection to semi-axis sleeve 2, prolong semi-axis sleeve 2's stability.
Furthermore, a fixing plate 4 is clamped inside the clamping groove 5, and the fixing plate 4 is fixedly connected with the inner wall of the clamping groove 5 through a connecting screw 10. Can effectual increase fixed plate 4 fixed with draw-in groove 5, guarantee the stability of connecting.
Furthermore, a reinforcing plate 20 is fixedly connected to the bottom surface of the positioning rod 7, and one side surface of the reinforcing plate 20 close to the half shaft sleeve 2 is fixedly connected to the outer surface of the half shaft sleeve 2. The stability that the bradyseism mechanism is connected with the rear axle is guaranteed to be provided with gusset plate 20, prolongs the life of bradyseism mechanism.
The working principle is as follows: when the automobile runs, the kinetic energy of the engine is transmitted to the half shaft connecting rod in the rear axle housing 1 through the differential mechanism in the differential mechanism housing 17, in the process, the half shaft connecting rod is connected with the sun gear in the differential mechanism through the spline rod, so that the half shaft connecting rod drives the flange 18 and the hub to rotate together, the transmission effect of the rear axle is realized, meanwhile, the suspension rod 19 is used for realizing the connection of the rear axle and the automobile, when the automobile bumps, the suspension rod 19 pushes the sliding plate 11, the sliding plate 11 compresses the strong damping spring 12, the impact force of the automobile body on the rear axle is reduced, the protection on the rear axle is improved, and the service life of the rear axle is prolonged.
It should be noted that, in this document, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a suspension type electric motor car rear axle assembly, includes rear axle housing (1), its characterized in that: the rear axle housing comprises a rear axle housing (1), a left side face and a right side face of the rear axle housing (1) are respectively and fixedly connected with a half axle sleeve (2), the outer surface of the rear axle housing (1) is fixedly connected with a differential housing (17) through a fixing bolt, one end of the differential housing (17) far away from the rear axle housing (1) is fixedly connected with a flange plate (18), two sets of symmetrical thread mounting holes (21) are formed in the flange plate (18), the outer surface of the rear axle housing (1) is fixedly connected with a symmetrical positioning plate (14), the outer surface of the positioning plate (14) is fixedly connected with a fixing ring (16), the inner wall of the fixing ring (16) is fixedly connected with a driving motor (15), the output end of the driving motor (15) extends to the inside of the rear axle housing (1), a symmetrical positioning rod (7) is arranged outside the half axle sleeve (2), and a supporting plate (8, the last fixed surface of backup pad (8) is connected with gag lever post (9), the surface winding of gag lever post (9) has powerful damping spring (12), the surface cover of gag lever post (9) is equipped with slide (11), the symmetrical pole (19) that hang of last fixed surface of slide (11) is connected with, the top of gag lever post (9) is equipped with baffle (13), the bottom surface of baffle (13) is connected with the last fixed surface of gag lever post (9).
2. A suspended electric vehicle rear axle assembly as set forth in claim 1, wherein: symmetrical elastic damping plates (6) are arranged below the semi-shaft sleeve (2), and the elastic damping plates (6) are fixedly connected with the bottom surface of the semi-shaft sleeve (2) through fixing screws.
3. A suspended electric vehicle rear axle assembly as set forth in claim 1, wherein: the top end of the strong damping spring (12) is fixedly connected with the bottom surface of the sliding plate (11), and the bottom end of the strong damping spring (12) is fixedly connected with the upper surface of the supporting plate (8).
4. a suspended electric vehicle rear axle assembly as set forth in claim 1, wherein: one end fixedly connected with connecting plate (3) of rear axle housing (1) is kept away from in semi-axis sleeve (2), draw-in groove (5) have been seted up to a side that semi-axis sleeve (2) were kept away from in connecting plate (3).
5. A suspended electric vehicle rear axle assembly as set forth in claim 4, wherein: the inside joint of draw-in groove (5) has fixed plate (4), fixed plate (4) pass through connecting screw (10) and the inner wall fixed connection of draw-in groove (5).
6. A suspended electric vehicle rear axle assembly as set forth in claim 1, wherein: the bottom surface of locating lever (7) fixedly connected with gusset plate (20), a side that gusset plate (20) is close to semi-axis sleeve (2) is connected with the surface mounting of semi-axis sleeve (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920672918.9U CN209795065U (en) | 2019-05-13 | 2019-05-13 | Suspension type electric motor car rear axle assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920672918.9U CN209795065U (en) | 2019-05-13 | 2019-05-13 | Suspension type electric motor car rear axle assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209795065U true CN209795065U (en) | 2019-12-17 |
Family
ID=68832479
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920672918.9U Expired - Fee Related CN209795065U (en) | 2019-05-13 | 2019-05-13 | Suspension type electric motor car rear axle assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209795065U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114161880A (en) * | 2021-10-29 | 2022-03-11 | 苏州渭中科技发展有限公司 | Automobile rear axle assembly |
| CN114475089A (en) * | 2022-02-18 | 2022-05-13 | 徐州百事利电动车业有限公司 | High-strength anti-collision rear axle |
| CN115111276A (en) * | 2022-08-29 | 2022-09-27 | 万向钱潮股份公司 | Long-life universal joint |
-
2019
- 2019-05-13 CN CN201920672918.9U patent/CN209795065U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114161880A (en) * | 2021-10-29 | 2022-03-11 | 苏州渭中科技发展有限公司 | Automobile rear axle assembly |
| CN114475089A (en) * | 2022-02-18 | 2022-05-13 | 徐州百事利电动车业有限公司 | High-strength anti-collision rear axle |
| CN114475089B (en) * | 2022-02-18 | 2022-11-04 | 徐州百事利电动车业有限公司 | High-strength anti-collision rear axle |
| CN115111276A (en) * | 2022-08-29 | 2022-09-27 | 万向钱潮股份公司 | Long-life universal joint |
| CN115111276B (en) * | 2022-08-29 | 2022-12-02 | 万向钱潮股份公司 | Universal joint with long service life |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191217 Termination date: 20200513 |