CN207049264U - A kind of new four-wheel-drive transfer case - Google Patents
A kind of new four-wheel-drive transfer case Download PDFInfo
- Publication number
- CN207049264U CN207049264U CN201720603810.5U CN201720603810U CN207049264U CN 207049264 U CN207049264 U CN 207049264U CN 201720603810 U CN201720603810 U CN 201720603810U CN 207049264 U CN207049264 U CN 207049264U
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- CN
- China
- Prior art keywords
- gear
- casing
- axle
- forerunner
- shaft
- 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.)
- Expired - Fee Related
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Abstract
It the utility model is related to a kind of new four-wheel-drive transfer case,Including casing,Input shaft on casing,Top gear gear and bottom gear gear are rotationally provided with the left and right ends of the input shaft respectively,The input shaft is provided with sliding gear collar,The sliding gear collar is connected with a selector fork,The casing is provided with jackshaft,The jackshaft is provided with idler gear,The casing is provided with forerunner's axle,The casing is provided with the rear-guard axle parallel with forerunner's axle,Forerunner's axle is provided with forerunner's gear,The rear-guard axle is provided with rear-guard gear,Forerunner's axle includes the power transmission shaft and output shaft being rotatably arranged on casing,The power transmission shaft is connected with output shaft opposed rotatable,Slip separation set can be slidingly arranged with the output shaft,When slip separation set slides to the left,Power transmission shaft is connected with output shaft transmission,The casing is provided with separates the drive device for putting connection with sliding.
Description
Technical field
It the utility model is related to a kind of new four-wheel-drive transfer case.
Background technology
China Patent No.：201220346919.2 disclose a kind of four-wheel-drive transfer case, including casing, end cap, splined shaft and position
In the Transmission gear in casing, power transmission shaft and power shift gear, casing both sides are stretched out at the both ends of the splined shaft, and wherein one end is
Power input, the other end are rear-guard clutch end, and the splined shaft is located at the interlude in casing, and its overall diameter is more than spline
The overall diameter at axle both ends.Four-wheel-drive transfer case described in the utility model by the interlude of splined shaft by being arranged to overall diameter than flower
The big mode in key axle both ends, the annular groove and seal groove set on conventional spline axle is eliminated, and utilize splined shaft interlude
The step increase splined shaft and the sealing of casing formed with both ends, the twisting forces of splined shaft are greatly improved, so as to prolong
The service life of long transfer case, reduce use cost.This four-wheel-drive transfer case discloses the general structure of existing four-wheel-drive transfer case,
Its forerunner, rear-guard output end are typically what is be coaxially disposed, stir clutch gear by shift fork to realize the change of driving, are led to
Selector fork is crossed to realize the change of gear.It is upper in application, when this four-wheel-drive transfer case be applied to agri-vehicle or load-carrying compared with
During big vehicle, greater impact often occurs when gearshift, can thus produce larger pause and transition in rhythm or melody sense, and to zero
Part brings larger load, reduces service life.
Utility model content
Therefore, for it is above-mentioned the problem of, the utility model proposes it is a kind of it is simple in construction, be not likely to produce impact, stability compared with
Good new four-wheel-drive transfer case.
To achieve the above object, the utility model employs following technical scheme：A kind of new four-wheel-drive transfer case, including case
Body, the input shaft on casing, the input shaft left and right ends on respectively be rotationally provided with top gear gear and low speed
Gear is kept off, is provided with sliding gear collar on the input shaft between top gear gear and bottom gear gear, the sliding gear collar connects
Be connected to a selector fork, the casing is provided with jackshaft, the left and right ends of the jackshaft be provided with top gear gear with
The idler gear of bottom gear gear fit engagement, the casing are provided with forerunner's axle, and the casing is provided with parallel with forerunner's axle
Rear-guard axle, forerunner's axle is provided with forerunner's gear with a wherein idler gear engaged transmission, and the rear-guard axle is provided with
With the rear-guard gear of a wherein idler gear engaged transmission, forerunner's axle include being rotatably arranged in power transmission shaft on casing with
Output shaft, the power transmission shaft are connected with output shaft opposed rotatable, and slip point can be slidingly arranged with the output shaft
From set, when slip separation set slides to the left, power transmission shaft is connected with output shaft transmission, and the casing is provided with and set is separated with slip
The drive device of upper connection.
Further, the drive device is a cylinder, and the piston rod of the cylinder separates set with slip and is hinged and connected.
Further, the left end of the casing is provided with shifting cylinder, and the shifting cylinder includes the gas on casing
Cylinder seat, the piston in cylinder block, the piston rod on piston, the opposite side on the casing positioned at cylinder block are provided with
Positioning seat, the piston rod are stretched into positioning seat, and can be horizontally slipped along positioning seat, on the left and right sides of the cylinder block respectively
Provided with air inlet, free end and the piston rod of the shift fork are hinged and connected.
Further, the position coordinated on the cylinder block with piston rod is provided with annular groove, and O is provided with the annular groove
Type circle.
By using preceding solution, the beneficial effects of the utility model are：This new four-wheel-drive transfer case, by forerunner
Axle, rear-guard axle separate and arranged in parallel, and the outbound course of forerunner's axle and rear-guard axle is on the contrary, can so prevent from shifting gears
When cause larger impact, and be able to can reduce abrasion, improve parts service life；Further, gearshift gas
The setting of cylinder can realize Automated condtrol well, and by the setting of positioning seat, can preferably realize stability, in fact
That now shifts gears is steady, additionally by the articulated manner of shift fork and piston rod, enables to stir more smooth；Further, pass through
The setting of annular groove and O-ring, sealing can be realized well.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is Fig. 1 left view；
Fig. 3 is the sectional view of this new four-wheel-drive transfer case deployed condition.
Embodiment
The utility model is further illustrated in conjunction with the drawings and specific embodiments.
With reference to figure 1, Fig. 2, Fig. 3, the present embodiment provides a kind of new four-wheel-drive transfer case, including casing 1, on casing 1
Input shaft 2, the input shaft 2 left and right ends on be rotationally provided with top gear gear 31 and bottom gear gear 32 respectively,
Sliding gear collar 33, the sliding gear collar 33 are provided with the input shaft 2 between top gear gear 31 and bottom gear gear 32
A selector fork 34 is connected with, the casing 1 is provided with jackshaft 4, and the left and right ends of the jackshaft 4 are provided with and top gear
The idler gear 41 of gear 31 and the fit engagement of bottom gear gear 32, the casing 1 are provided with forerunner's axle 5, on the casing 1
Provided with the rear-guard axle 6 parallel with forerunner's axle 5, forerunner's axle 5 is provided with the forerunner with the wherein engaged transmission of an idler gear 41
Gear 51, the rear-guard axle 6 are provided with the rear-guard gear 61 with the wherein engaged transmission of an idler gear 41, and forerunner's axle 5 wraps
The power transmission shaft 52 and output shaft 53 being rotatably arranged on casing 1 are included, the power transmission shaft 52 connects with the opposed rotatable of output shaft 53
Connect, slip separation set 54 can be slidingly arranged with the output shaft 53, when slip separation set 54 slides to the left, transmission
Axle 52 is connected with the transmission of output shaft 53, and the casing 1 is provided with separates the drive device 55 connected on set 54 with sliding.The drive
Dynamic device 55 is a cylinder, and the piston rod of the cylinder is hinged and connected by driving driving lever 56 to separate set 54 with slip.
The left end of the casing 1 is provided with shifting cylinder 7, and the shifting cylinder 7 includes the cylinder block on casing 1
71st, the piston 72 in cylinder block 71, the piston rod 73 on piston 72, the phase of cylinder block 71 is located on the casing 1
Positioning seat 74 is provided with to one end, the piston rod 73 is stretched into positioning seat 74, and can be horizontally slipped along positioning seat 74, the cylinder
Air inlet 75 is respectively equipped with the left and right sides of seat 71, free end and the piston rod 73 of the shift fork 34 are hinged and connected.The gas
The position coordinated in cylinder seat 71 with piston rod 73 is provided with annular groove 711, and O-ring 76 is provided with the annular groove 711.
This new four-wheel-drive transfer case, forerunner's axle, rear-guard axle is separately and arranged in parallel, and forerunner's axle and rear-guard axle
Outbound course on the contrary, can so prevent gearshift when cause larger impact, and be able to can reduce abrasion, raising
Parts service life；Further, the setting of shifting cylinder can realize Automated condtrol well, and pass through positioning seat
Setting, can preferably realize stability, realize the steady of gearshift, additionally by the articulated manner of shift fork and piston rod, energy
Enough so that stirring more smooth；Further, by the setting of annular groove and O-ring, sealing can be realized well.
Although specifically showing and describing the utility model with reference to preferred embodiment, those skilled in the art should
This is understood, is not departing from the spirit and scope of the present utility model that appended claims are limited, in form and details
On the utility model can be made a variety of changes, be the scope of protection of the utility model.
Claims (4)
1. divide in a kind of new four-wheel-drive transfer case, including the left and right ends of casing, the input shaft on casing, the input shaft
Be not provided with top gear gear and bottom gear gear rotationally, on the input shaft positioned at top gear gear and bottom gear gear it
Between be provided with sliding gear collar, the sliding gear collar is connected with a selector fork, and the casing is provided with jackshaft, the jackshaft
Left and right ends are provided with the idler gear with top gear gear and bottom gear gear fit engagement, it is characterised in that：The casing
Be provided with forerunner's axle, the casing is provided with the rear-guard axle parallel with forerunner's axle, forerunner's axle be provided with wherein one among
Forerunner's gear of meshed transmission gear, the rear-guard axle are provided with the rear-guard gear with a wherein idler gear engaged transmission, institute
Power transmission shaft and output shaft that forerunner's axle includes being rotatably arranged on casing are stated, the power transmission shaft connects with output shaft opposed rotatable
Connect, can be slidingly arranged with the output shaft slip separation set, when slide separation set slide to the left when, power transmission shaft with it is defeated
Shaft transmission is connected, and the casing is provided with separates the drive device for putting connection with sliding.
A kind of 2. new four-wheel-drive transfer case according to claim 1, it is characterised in that：The drive device is a cylinder,
The piston rod of the cylinder separates set with slip and is hinged and connected.
A kind of 3. new four-wheel-drive transfer case according to claim 1, it is characterised in that：The left end of the casing is provided with and changed
Cylinder is kept off, the shifting cylinder includes the cylinder block on casing, the piston in cylinder block, the piston on piston
Bar, the opposite side on the casing positioned at cylinder block are provided with positioning seat, and the piston rod is stretched into positioning seat, and can be along positioning
Seat horizontally slips, and air inlet is respectively equipped with the left and right sides of the cylinder block, free end and the piston rod of the shift fork are hinged
It is connected.
A kind of 4. new four-wheel-drive transfer case according to claim 3, it is characterised in that：Match somebody with somebody on the cylinder block with piston rod
The position of conjunction is provided with annular groove, and O-ring is provided with the annular groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720603810.5U CN207049264U (en) | 2017-05-26 | 2017-05-26 | A kind of new four-wheel-drive transfer case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720603810.5U CN207049264U (en) | 2017-05-26 | 2017-05-26 | A kind of new four-wheel-drive transfer case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207049264U true CN207049264U (en) | 2018-02-27 |
Family
ID=61491285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720603810.5U Expired - Fee Related CN207049264U (en) | 2017-05-26 | 2017-05-26 | A kind of new four-wheel-drive transfer case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207049264U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108468763A (en) * | 2018-05-18 | 2018-08-31 | 湖南农业大学 | A kind of multi-functional four-wheel-drive transfer case |
| CN110848342A (en) * | 2019-11-14 | 2020-02-28 | 福建尚锟齿轮箱制造有限公司 | Pneumatic transfer case |
-
2017
- 2017-05-26 CN CN201720603810.5U patent/CN207049264U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108468763A (en) * | 2018-05-18 | 2018-08-31 | 湖南农业大学 | A kind of multi-functional four-wheel-drive transfer case |
| CN108468763B (en) * | 2018-05-18 | 2024-04-09 | 湖南农业大学 | Multifunctional four-wheel drive transfer case |
| CN110848342A (en) * | 2019-11-14 | 2020-02-28 | 福建尚锟齿轮箱制造有限公司 | Pneumatic transfer case |
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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: 20180227 |