CN104924846A - Screwless electric vehicle hub - Google Patents
Screwless electric vehicle hub Download PDFInfo
- Publication number
- CN104924846A CN104924846A CN201510349873.8A CN201510349873A CN104924846A CN 104924846 A CN104924846 A CN 104924846A CN 201510349873 A CN201510349873 A CN 201510349873A CN 104924846 A CN104924846 A CN 104924846A
- Authority
- CN
- China
- Prior art keywords
- end cap
- annular boss
- inner end
- outer end
- electric vehicle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
Abstract
The invention belongs to the technical field of wheel power transmission, and particularly relates to a screwless electric vehicle hub. The hub comprises a hub body, end caps and a main shaft. The end caps comprise the outer end cap and the inner end cap, wherein the outer end cap is integrally connected with the hub body, and the inner end cap is detachably installed in the radial direction of the hub body; the main shaft penetrates through the hub body, the outer end cap and the inner end cap; the outer end cap and the inner end cap are both provided with a through hole and an annular flange, and the through holes and the annular flanges allow the main shaft to penetrate; the inner end cap and the outer end cap are screwed together through threads. The screwless electric vehicle hub has the beneficial effects that compared with the prior art that end caps and a hub body are fixed through screws, the inner end cap and the outer end cap are directly screwed together, production steps are simplified, and mechanization of assembly work is facilitated.
Description
Technical field
The invention belongs to and belong to wheel technical field of power transmission, be specifically related to a kind of without screw electric vehicle hub.
Background technology
The structure design of existing electric vehicle hub is unreasonable, relies on multiple screw to fix between wheel hub and end cap, and need manually to screw, cannot realize automatic job, production efficiency is low, nowadays economic not in cost of labor height enterprise; Also there is part electric vehicle hub to design the comfort feature too emphasizing to dismantle, but bring and shorten service life, the secondary action that probability failure raises; Thus be necessary to do further improvement for the structure of existing electrical motor, it is durable convenient with production to take into account.
Summary of the invention
The technical problem to be solved in the present invention is: provide a kind of durable, produce easily without screw electric vehicle hub.
For solving the problems of the technologies described above, the invention provides following technical scheme:
Without screw electric vehicle hub, comprise wheel hub, end cap and main shaft, described end cap comprises the outer end cap be connected with wheel hub one and the inner end cap being arranged on wheel hub radial direction in detachable mode; Described main shaft, through described wheel hub, outer end cap and inner end cap, described outer end cap and inner end cap is equipped with through hole and annular lip is passed for main shaft; Described inner end cap and outer end cap, by threaded engagement, are also provided with the position of other necessary parts such as mounted motor without screw electric vehicle hub inside.
In a preference of the present invention, described wheel hub is provided with negative thread, the one side of described inner end cap and hub contacts is provided with annular boss, the external diameter of described annular boss and the internal diameter of wheel hub about the same, described annular boss is provided with the outside thread matched with the negative thread of wheel hub, outer end cap and inner end cap can be combined with the relative rotation of inner end cap by outer end cap.
In a preference of the present invention, the negative thread place of described wheel hub or the outside thread place of annular boss are provided with several self-locking devices.
In a preference of the present invention, described self-locking device comprises spring and clamping unit, and when outer end cap and inner end cap screw, clamping unit is stuck at the bottom of the externally threaded tooth of annular boss under the action of the spring, realizes self-locking function.
In a preference of the present invention, described self-locking device comprises spring and clamping unit, and when outer end cap and inner end cap screw, clamping unit is stuck at the bottom of the tooth of the negative thread of wheel hub under the action of the spring, realizes self-locking function.
In a preference of the present invention, described outer end cap and wheel hub homonymy are provided with the first annular boss, the one side of described inner end cap and hub contacts is provided with the second annular boss, described first annular boss and the second annular boss are provided with outside thread and the negative thread of coupling mutually, outer end cap and inner end cap can be combined with the relative rotation of inner end cap by outer end cap.
In a preference of the present invention, described first annular boss is provided with negative thread, and the second annular boss is provided with the outside thread matched; Or described first annular boss is provided with outside thread, the second annular boss is provided with the negative thread matched.
In a preference of the present invention, described first annular boss is provided with several self-locking devices.
In a preference of the present invention, described self-locking device comprises spring and clamping unit, and when outer end cap and inner end cap screw, clamping unit is stuck at the bottom of the tooth of the screw thread of the second annular boss under the action of the spring, realizes self-locking function.
In a preference of the present invention, described second annular boss is provided with several self-locking devices.
In a preference of the present invention, described self-locking device comprises spring and clamping unit, and when outer end cap and inner end cap screw, clamping unit is stuck at the bottom of the tooth of the screw thread of the first annular boss under the action of the spring, realizes self-locking function.
In a preference of the present invention, described outer end cap and inner end cap are by the streamlined structure of center to edge arc transition, and annularly flange is provided with some reinforced ribs to end cap edge direction; Preferably, described reinforced rib is connected to annular lip.
Beneficial effect of the present invention there are provided a kind of without screw electric vehicle hub, by end cap is set to inner end cap and outer end cap respectively, motor is made can first to be installed by the parts such as the rotor of wheel hub inside, stator when assembling on the one hand, again end cap is directly installed on the outside of wheel hub, effectively improve the production efficiency of motor, compare two movable end cover designs, add stability, reduce probability that is loosening and other faults; Eliminate in addition in prior art and use screw to fix end cap and wheel hub, directly inner end cap and outer end cap are screwed, simplify production stage, be conducive to, by fitting work mechanization, both having improve assembling accuracy, enhance the assembling intensity of wheel hub.
Accompanying drawing explanation
Fig. 1 is the cutaway view of the present invention without the first embodiment of screw electric vehicle hub.
Fig. 2 is the cutaway view of the present invention without screw electric vehicle hub the second embodiment.
1. wheel hub; 21. outer end caps; 22. inner end cap; 3. main shaft; 4. annular lip; 5. annular boss; 51. first boss; 52. second boss; 61. springs; 62. clamping units; 7. reinforced rib.
Detailed description of the invention
Embodiment 1
Fig. 1 is the cutaway view of the present invention without the first embodiment of screw electric vehicle hub, comprises wheel hub 1, end cap and main shaft 3, and end cap comprises the inner end cap 22 of the outer end cap 21 be connected with wheel hub one and the radial direction being arranged on wheel hub 1 in detachable mode; Main shaft 3, through wheel hub 1, outer end cap 21 and inner end cap 22, outer end cap 21 and inner end cap 22 is equipped with through hole and annular lip 4 is passed for main shaft 3; Wheel hub 1 is provided with negative thread, the one side that inner end cap 22 contacts with wheel hub 1 is provided with annular boss 5, annular boss 5 is provided with the outside thread matched with the negative thread of wheel hub 1, outer end cap 21 and inner end cap 22 can be combined with the relative rotation of inner end cap 22 by outer end cap 21.The position of other necessary parts such as mounted motor is also provided with without screw electric vehicle hub inside.
In a preference of the present invention, the negative thread place of wheel hub 1 is provided with a self-locking device, self-locking device comprises spring 61 and clamping unit 62, when outer end cap 21 and inner end cap 22 screw, clamping unit is stuck at the bottom of the externally threaded tooth of annular boss 5 under the effect of spring 61, realizes self-locking function.Clamping unit 62 can be designed to various shape, such as spherical or trapezoid body, or the dead bolt shape of similar lock.
In a preference of the present invention, outer end cap 21 and inner end cap 22 are by the streamlined structure of center to edge arc transition, and annularly flange 4 is respectively provided with five reinforced ribs 7 to end cap edge direction, and reinforced rib 7 is connected to annular lip 4.
Embodiment 2
Fig. 2 is the cutaway view of the present invention without screw electric vehicle hub the second embodiment, comprises wheel hub 1, end cap and main shaft 3, and end cap comprises the inner end cap 22 of the outer end cap 21 be connected with wheel hub one and the radial direction being arranged on wheel hub 1 in detachable mode; Main shaft 3, through wheel hub 1, outer end cap 21 and inner end cap 22, outer end cap 21 and inner end cap 22 is equipped with through hole and annular lip 4 is passed for main shaft 3;
Outer end cap 21 and wheel hub 1 homonymy are provided with the first annular boss 51, the one side that inner end cap 22 contacts with wheel hub 1 is provided with the second annular boss 52, on first annular boss 51 and the second annular boss, 52 outside thread and the negative threads being provided with coupling mutually, can be combined outer end cap 21 and inner end cap 22 with the relative rotation of inner end cap 22 by outer end cap 21.The position of other necessary parts such as mounted motor is also provided with without screw electric vehicle hub inside.
In a preference of the present invention, the first annular boss 51 is provided with negative thread, and the second annular boss 52 is provided with the outside thread matched;
In a preference of the present invention, the first annular boss 51 is provided with a self-locking device; Self-locking device comprises spring 61 and clamping unit 62, and when outer end cap 21 and inner end cap 22 screw, clamping unit 62 is stuck at the bottom of the tooth of the screw thread of the second annular boss 52 under the effect of spring 61, realizes self-locking function.Clamping unit 62 can be designed to various shape, such as spherical or trapezoid body, or the dead bolt shape of similar lock.
In a preference of the present invention, outer end cap 21 and inner end cap 22 are by the streamlined structure of center to edge arc transition, and annularly flange 4 is respectively provided with five reinforced ribs 8 to end cap edge direction, and reinforced rib 8 is connected to annular lip 4.
More than display only describes principal character of the present invention and main points.Those skilled in the art should understand, and the present invention is not restricted to the described embodiments.Under the prerequisite not departing from inventive point and protection domain, the present invention also has various change, and these changes and improvements all will fall in the scope of protection of present invention.
Claims (10)
1. without screw electric vehicle hub, it is characterized in that comprising wheel hub (1), end cap and main shaft (3), described end cap comprises the inner end cap (22) of the outer end cap (21) be connected with wheel hub (1) one and the radial direction being arranged on wheel hub (1) in detachable mode; Described main shaft (3) runs through described wheel hub (1), outer end cap (21) and inner end cap (22), described outer end cap (21) and inner end cap (22) is equipped with through hole and annular lip (4) is passed for main shaft (3); Described inner end cap (22) and outer end cap (21) pass through threaded engagement.
2. as claimed in claim 1 without screw electric vehicle hub, it is characterized in that, described wheel hub (1) is provided with negative thread, the one side that described inner end cap (22) contacts with wheel hub (1) is provided with annular boss (5), and described annular boss (5) is provided with the outside thread matched with the negative thread of wheel hub (1).
3. as claimed in claim 1 without screw electric vehicle hub, it is characterized in that, the negative thread place of described wheel hub (1) or the outside thread place of annular boss (5) are provided with several self-locking devices.
4. as claimed in claim 3 without screw electric vehicle hub, it is characterized in that, described self-locking device comprises spring (61) and clamping unit (62), when outer end cap (21) and inner end cap (22) screw, clamping unit (62) is stuck at the bottom of the externally threaded tooth of annular boss (5) under the effect of spring (61), realizes self-locking function.
5. as claimed in claim 3 without screw electric vehicle hub, it is characterized in that, described self-locking device comprises spring (61) and clamping unit (62), when outer end cap and inner end cap screw, clamping unit (62) is stuck at the bottom of the tooth of the negative thread of wheel hub (1) under the effect of spring (61), realizes self-locking function.
6. as claimed in claim 1 without screw electric vehicle hub, it is characterized in that, described outer end cap (21) and wheel hub (1) homonymy are provided with the first annular boss (51), the one side that described inner end cap (22) contacts with wheel hub (1) is provided with the second annular boss (52), and described first annular boss (51) and the second annular boss (52) are provided with outside thread and the negative thread of coupling mutually.
7. as claimed in claim 6 without screw electric vehicle hub, it is characterized in that, described first annular boss (51) is provided with negative thread, and the second annular boss (52) is provided with the outside thread matched; Or described first annular boss (51) is provided with outside thread, the second annular boss (52) is provided with the negative thread matched.
8. as claimed in claim 6 without screw electric vehicle hub, it is characterized in that, described first annular boss (51) is provided with several self-locking devices.
9. as claimed in claim 8 without screw electric vehicle hub, it is characterized in that, described self-locking device comprises spring (61) and clamping unit (62), when outer end cap (21) and inner end cap (22) screw, described clamping unit (62) is stuck at the bottom of the tooth of the screw thread of the second annular boss (52) under the effect of spring (61), realizes self-locking function.
10. as described in any one of claim 1-9 without screw electric vehicle hub, it is characterized in that, described outer end cap (21) and inner end cap (22) are by the streamlined structure of center to edge arc transition, and annularly flange (4) is provided with some reinforced ribs (7) to end cap edge direction, described reinforced rib (7) is connected to annular lip (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510349873.8A CN104924846A (en) | 2015-06-23 | 2015-06-23 | Screwless electric vehicle hub |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510349873.8A CN104924846A (en) | 2015-06-23 | 2015-06-23 | Screwless electric vehicle hub |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104924846A true CN104924846A (en) | 2015-09-23 |
Family
ID=54112393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510349873.8A Pending CN104924846A (en) | 2015-06-23 | 2015-06-23 | Screwless electric vehicle hub |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104924846A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2075601U (en) * | 1990-10-08 | 1991-04-24 | 胡锡华 | Automobile rear wheel axle bearing fixing device |
| CN2148692Y (en) * | 1993-03-27 | 1993-12-08 | 胡锡华 | Anti-loosing hub unit apparatus for vehicle |
| US20150000106A1 (en) * | 2013-03-15 | 2015-01-01 | James L. Ebert | Spindle nut assembly and method of installation |
| CN204243966U (en) * | 2014-10-22 | 2015-04-01 | 浙江兆丰机电股份有限公司 | A kind of hub motor for electric automobile mounting structure |
-
2015
- 2015-06-23 CN CN201510349873.8A patent/CN104924846A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2075601U (en) * | 1990-10-08 | 1991-04-24 | 胡锡华 | Automobile rear wheel axle bearing fixing device |
| CN2148692Y (en) * | 1993-03-27 | 1993-12-08 | 胡锡华 | Anti-loosing hub unit apparatus for vehicle |
| US20150000106A1 (en) * | 2013-03-15 | 2015-01-01 | James L. Ebert | Spindle nut assembly and method of installation |
| CN204243966U (en) * | 2014-10-22 | 2015-04-01 | 浙江兆丰机电股份有限公司 | A kind of hub motor for electric automobile mounting structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104227632B (en) | A kind of screwdriver | |
| CN204304668U (en) | A kind of motor | |
| CN204135965U (en) | A kind of screwdriver | |
| CN204687730U (en) | Without screw electric vehicle hub | |
| CN204687729U (en) | Novel without screw electric vehicle hub | |
| CN104924846A (en) | Screwless electric vehicle hub | |
| CN203722374U (en) | Driving motor of mower | |
| CN203942364U (en) | Motor and electric machine casing thereof | |
| CN101995002A (en) | Fixing structure for lamp panel | |
| CN205544659U (en) | Motor rotor for full -automatic washing machine | |
| CN104343802A (en) | Locking bolt | |
| CN202991601U (en) | Bearing structure with oil blocking function | |
| CN210770118U (en) | Combined worm easy to install | |
| CN104411129A (en) | Detachable electrical box | |
| CN208368820U (en) | A kind of knob elbow signal connector | |
| CN103568690A (en) | Rim spoke fastening device | |
| CN205195473U (en) | Low vibrating motor | |
| CN205261373U (en) | Ceiling lamp | |
| CN203796357U (en) | Drum and box suite and lubricating oil drum and oil filter box combined suite | |
| CN203707930U (en) | Front end cover for motor | |
| CN204376580U (en) | A kind of dismountable direct current machine | |
| CN204465207U (en) | Wheel hub electric motor of electric vehicle | |
| CN203491831U (en) | Three-phase asynchronous motor with flange end cover | |
| CN203617816U (en) | Rear end cover of motor | |
| CN203349169U (en) | Vibration damping device of automobile lamp |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150923 |