CN206617519U - Beach buggy adjusting device for chains - Google Patents
Beach buggy adjusting device for chains Download PDFInfo
- Publication number
- CN206617519U CN206617519U CN201720309708.4U CN201720309708U CN206617519U CN 206617519 U CN206617519 U CN 206617519U CN 201720309708 U CN201720309708 U CN 201720309708U CN 206617519 U CN206617519 U CN 206617519U
- Authority
- CN
- China
- Prior art keywords
- engaging lug
- groove
- transmission case
- shaped frame
- chain
- 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
The utility model discloses a kind of beach buggy adjusting device for chains, the major and minor chain sprocket connected including transmission case and by chain, transmission case is fixedly arranged above groove-shaped frame, engaging lug on the shell of transmission two-by-two symmetrically provided with four evaginations, engaging lug includes rotating the first engaging lug being connected with groove-shaped frame, the second engaging lug being connected is moved and rotated with groove-shaped frame, it is free end with the 4th engaging lug of the first engaging lug diagonally with the 3rd engaging lug of the second engaging lug diagonally and base mobile link；During regulation, the second engaging lug makes transmission case using the first engaging lug as rotary motion on the circumference in the center of circle relative to groove-shaped frame, while the tensioning regulation of chain is realized in the 3rd engaging lug horizontal movement on base.Usefulness of the present utility model is：Control transmission case moves up and down and rotated elastic with regard to adjustable chain, and parts are to be rigidly connected in regulating system, and regulative mode is simpler, direct, and effect becomes apparent from.
Description
Technical field
The utility model is related to beach buggy technical field, more particularly to a kind of beach buggy adjusting device for chains.
Background technology
The application of existing market beach buggy is more and more wider, and its field of employment is in the local or sand of ground relief
On the ground.Chain transmission mode is the topmost method for power transmission of beach buggy, and the poor field of the road conditions such as sand ground is operated in vehicle
During institute, the elastic of chain can change due to the shake of sprocket wheel, run vehicle not smooth, serious meeting causes chain sling.
Existing chain regulative mode is that tensioning wheel is set on chain, and tensioning wheel is controlled by the pulling force of spring
Position, so as to adjust the elastic of chain.Spring can deform and reduce elastic force after a protracted use in such a structure, so that
The adjustment effect of chain is caused to fail.
Utility model content
The purpose of this utility model is the drawbacks described above for overcoming prior art there is provided a kind of by being moved down on transmission case
Move and rotate to realize the beach buggy adjusting device for chains of chain tension.
To achieve the above object, the technical scheme that the utility model is provided is as follows：A kind of beach buggy adjusting device for chains, bag
Include and connected between transmission case and connected major and minor chain sprocket, the major and minor chain sprocket by chain, the transmission case
Groove-shaped frame is fixedly arranged above, the transmission case includes the connection on shell, the shell two-by-two symmetrically provided with four evaginations
Ear, the engaging lug includes rotating the first engaging lug being connected with groove-shaped frame, and the second company being connected is moved and rotated with groove-shaped frame
Lug, and the 3rd engaging lug of the second engaging lug diagonally and base mobile link, with the first engaging lug the 4th connecting diagonally
Lug is free end；During regulation, the second engaging lug makes transmission case in the circumference using the first engaging lug as the center of circle relative to groove-shaped frame
Upper rotary motion, while the tensioning regulation of chain is realized in the 3rd engaging lug horizontal movement on base.
The utility model lifts the second engaging lug and moves and rotate on using the first engaging lug as the circumference in the center of circle, so that band
Dynamic transmission case is moved up relative to groove-shaped frame, while the 3rd engaging lug is only capable of moving up in the horizontal direction on base limitation transmission case
It is dynamic, so when transmission case rotates up mobile, forcing the 3rd engaging lug being connected with base to be moved rearwards by, so that transmission case
Drive head sprocket to check and regulate body to be moved rearwards by, make the chain tension being enclosed on main chain wheel disc and auxiliary chain wheel disk circumference；Opposite, work as biography
When dynamic case is rotated down mobile, transmission case is moved forward, and is driven main chain wheel disc to move forward, chain is fluffed, such regulation
Mode is simpler, direct, and effect becomes apparent from.
Further, the beach buggy adjusting device for chains includes position-limit mechanism, and the position-limit mechanism is by support frame, regulation
Screw rod, fork-shaped plate are constituted, and wherein support frame is connected with groove-shaped frame, and adjusting screw rod upper end connects through support frame and with support frame activity
Connect, the fork-shaped plate upper end and adjusting screw rod lower end are affixed, and the fork-shaped plate lower end is flexibly connected with the second engaging lug.Second connects
The lifting of lug is driven by movement of the screw rod on support frame so that the rotation and movement of regulation transmission case are by adjusting
The regulation of screw rod, and the position after transmission case movement is locked, the state of regulation is kept, so that the conciliation side of transmission case
Formula becomes simpler, more practical.
Further, the groove-shaped frame includes bottom plate and the side plate positioned at bottom plate both sides, and groove-shaped frame makes it by biside plate
It is stuck on transmission case, is connected between groove-shaped frame and support frame by groove-shaped frame close to the side plate that the end of support frame extends, it is described
On side plate the arc adjustment hole being obliquely installed is provided with position corresponding with the engaging lug of close master gear disk.
Further, the cross section of support frame as described above isType structure,Two sides of the support frame of type structure
It is stuck in the adjustment hole for being provided with the inner side of groove-shaped frame side plate, and support frame as described above bottom plate and coordinating adjusting screw rod.
Further, the bar shaped that limitation transmission case is moved horizontally is provided with the base at the corresponding position of the 3rd engaging lug
Hole.
Further, on the groove-shaped frame side plate between the first engaging lug and the second engaging lug it is arcuate structure.
Usefulness of the present utility model is：Control transmission case is only needed to move up and down and rotate elastic with regard to adjustable chain,
Parts are to be rigidly connected in regulating system, adjustment state can be locked after the completion of chain regulation, prevent chain sling
And chain-loose.Such a structure regulative mode is also convenient for carrying out the replacing and maintenance of chain in the case of without special tool(s).
Brief description of the drawings
Fig. 1 is axle geodesic structure schematic diagram of the present utility model；
Fig. 2 is structural representation of the present utility model；
Fig. 3 is the structural representation of the utility model transmission case；
Fig. 4 is the schematic diagram before the regulation of the utility model chain；
Fig. 5 is the schematic diagram that the utility model chain adjusts process；
Fig. 6 is the effect diagram after the regulation of the utility model chain.
In figure, 1, transmission case, 2, main chain wheel disc, 3, chain, 4, groove-shaped frame, 5, support frame, 6, adjusting screw rod, 7, fork-shaped
Plate, 8, base, 9, auxiliary chain wheel disk, the 11, first engaging lug, the 12, second engaging lug, the 13, the 3rd engaging lug, the 14, the 4th engaging lug,
40th, arc adjustment hole, 41, bottom plate, 42, side plate, 80, horizontal bar hole
Embodiment
Below in conjunction with the accompanying drawings and preferred embodiment is further described with regard to the technical solution of the utility model.
As shown in figs 1 to 6, a kind of beach buggy adjusting device for chains, including transmission case 1 and connected main chain wheel disc 2
With auxiliary chain wheel disk 9, transmission case 1 is fixedly arranged above groove-shaped frame 4, and transmission case 1 includes symmetrical two-by-two on shell, the shell
Engaging lug provided with four evaginations, wherein the shell surface between the first engaging lug 11 and the 3rd engaging lug 13 is vertical plane, first
The engaging lug 12 of engaging lug 11 and second, the second engaging lug 12 and the 4th engaging lug 14, the 3rd engaging lug 13 and the 4th engaging lug 14
Between shell surface be arc surface.Connected between groove-shaped frame 4 and transmission case 1 by the first corresponding engaging lug 11 and second
Lug 12 is connected, wherein, the first engaging lug 11 and groove-shaped frame 4 are rotated and are connected, and the second engaging lug 12 is relative to groove-shaped frame 4 with the
Rotary motion on circumference centered on one engaging lug 11, the base of the 3rd engaging lug 13 and support transmission case 1 of the lower section of transmission case 1
8 are flexibly connected, and the 3rd engaging lug 13 drives the rotary motion of transmission case 1 to make the 3rd engaging lug 13 of the lower end of transmission case 1 on base 8
The elastic regulation of chain 3 is realized in horizontal movement.
In the present embodiment, the groove-shaped frame 4 is fixed on the vehicle frame of beach buggy, and the groove-shaped frame 4 includes bottom plate 41 and bottom
The connection of plate 41 and symmetrical biside plate 42, wherein, the side plate 42 positioned at the lower section of support frame 5 extends to both sides.The side of groove-shaped frame 4
Side plate 42 on plate 42 close to the first engaging lug 11 and the top of the second engaging lug 12 is arcuate structure, and the middle part of biside plate 42 is close to arc
Shape locations of structures is provided with connecting hole.The first engaging lug 11 on transmission case 1 is connected to the middle part of 4 biside plate of groove-shaped frame 42 by screw rod
Connecting hole in, can be achieved that transmission case 1 is in rotary moving on the circumference centered on this engaging lug 10, and the on transmission case 1
Two engaging lugs 12 are connected in the arc adjustment hole 40 on the biside plate 42 of groove-shaped frame 4 by screw rod, can be in arc adjustment hole 40
It is mobile, so as to drive moving up and down for transmission case 1.With being provided with limitation transmission at the corresponding position of the 3rd engaging lug 13 on base 8
The bar hole that case 1 is moved horizontally.The 3rd engaging lug 13 on transmission case 1 is connected to the horizontal bar hole on base 8 by screw rod
In 80.When transmission case 1 is moved up and down and rotated, moved because the horizontal bar hole 80 on base 8 limits the level of transmission case 1
It is dynamic, so that main chain wheel disc 2 is moved horizontally.Chain 3 is enclosed on the circumference of main chain wheel disc 2 and auxiliary chain wheel disk 9, main chain wheel disc
2 move horizontally, and elastic between main chain wheel disc 2 and auxiliary chain wheel disk 9 of chain 3 is adjusted.When moving up transmission case 1
When, main chain wheel disc 2 can be moved rearwards by under the drive of transmission case 1, so that chain 3 is tensioned；It is opposite, when moving down transmission
During case 1, main chain wheel disc 2 can be moved forward under the drive of transmission case 1, so that chain 3 fluffs.
Further, the top of transmission case 1 is additionally provided with position-limit mechanism, the position-limit mechanism by support frame 5, adjusting screw rod 6,
Fork-shaped plate 7 is constituted, and wherein support frame 5 is connected with groove-shaped frame 4.The cross section of support frame as described above 5 isType structure,
The inner side of side plate 42 of the both sides checkpost of the support frame 5 of type structure on groove-shaped frame 4, and be provided with and match somebody with somebody on the bottom plate of support frame as described above 5
Close the adjustment hole of adjusting screw rod 6.The upper end of adjusting screw rod 6 is flexibly connected through adjustment hole and with support frame 5, on the fork-shaped plate 7
After end and the lower end of adjusting screw rod 6 are affixed, the lower end of fork-shaped plate 7 is flexibly connected with the second engaging lug 12, adjusting screw rod 6 therein and fork
Shape plate 7 is by being welded into one.Then, adjusting screw rod 6 is coordinated through the adjustment hole on support frame 5 with nut, fork-shaped plate 7
It is connected to through on the screw rod of arc adjustment hole 40, is allowed to rotate against with screw rod.
By above example, the elastic regulation of chain 3 is converted into moving up and down for adjusting screw rod 6.By under support frame 5
After the locking nut of side unclamps, the upper-lower position of adjusting screw rod 6 is adjusted the nut of the top of rotating support 5, so that band
It is in rotary moving in dynamic arc adjustment hole 40 of the transmission case 1 centered on the first engaging lug 11 on biside plate 42.Due to horizontal bar
The limitation in shape hole 80, transmission case 1 is rotated and moves up integral in the horizontal direction movable of conversion, so as to drive main chain
Wheel disc 2 is moved forward and backward, and realizes the elastic regulation of chain 3.
As shown in figure 4, when carrying out the replacing or regulation of chain 3, the nut of the lower section of support frame 5 is unclamped, by support
The nut of the top of frame 5, which carries out rotation, moves down adjusting screw rod 6, allows the screw rod through the second engaging lug 12 to be adjusted positioned at arc
The bottom in hole 40, makes the spacing of main chain wheel disc 2 and auxiliary chain wheel disk 9 be adapted to upper chain 3.
As shown in figure 5, after chain 3 is enclosed on the circumference of main chain wheel disc 2 and auxiliary chain wheel disk 9, rotation nut makes adjusting screw rod 6
Move up and down, drive the movable of main chain wheel disc 2 to carry out elastic regulation to chain 3.
As shown in fig. 6, regulation finish after by the nut check below support member with ensure transmission case 1 move after position consolidate
Fixed, the chain 3 on main chain wheel disc 2 and auxiliary chain wheel disk 9 is in suitable connection status.
Above-described is only principle of the present utility model and preferred embodiment.It should be pointed out that to the common skill of this area
For art personnel, on the premise of the utility model principle is not departed from, moreover it is possible to make some variations and modifications, category also should be regarded as
In protection domain of the present utility model.
Claims (6)
1. a kind of beach buggy adjusting device for chains, including transmission case and connected major and minor chain sprocket, the major and minor sprocket wheel
Connected between disk by chain, it is characterised in that：The transmission case is fixedly arranged above groove-shaped frame, and the transmission case includes outer
Engaging lug on shell, the shell two-by-two symmetrically provided with four evaginations, the engaging lug, which includes rotating with groove-shaped frame, to be connected
The first engaging lug, the second engaging lug being connected is moved and rotated with groove-shaped frame, with the second engaging lug the 3rd being connected diagonally
Ear and base mobile link, are free end with the 4th engaging lug of the first engaging lug diagonally；The second engaging lug is relative during regulation
Make transmission case using the first engaging lug as rotary motion on the circumference in the center of circle in groove-shaped frame, while the 3rd engaging lug water on base
It is flat to move the tensioning regulation for realizing chain.
2. beach buggy adjusting device for chains according to claim 1, it is characterised in that：Also include position-limit mechanism, the limit
Position mechanism is made up of support frame, adjusting screw rod, fork-shaped plate, and wherein support frame is connected with groove-shaped frame, and adjusting screw rod upper end passes through branch
Support is simultaneously flexibly connected with support frame, and the fork-shaped plate upper end and adjusting screw rod lower end are affixed, the fork-shaped plate lower end and second
Engaging lug is flexibly connected.
3. beach buggy adjusting device for chains according to claim 1, it is characterised in that：The groove-shaped frame includes bottom plate and position
Side plate in bottom plate both sides, groove-shaped frame makes it be stuck on transmission case by biside plate, passes through flute profile between groove-shaped frame and support frame
Inclination is provided with the side plate connection that frame extends close to the end of support frame, the side plate at position corresponding with the second engaging lug to set
The arc adjustment hole put.
4. beach buggy adjusting device for chains according to claim 2, it is characterised in that：The cross section of support frame as described above is
" ㄇ " type structure, the both sides checkpost of the support frame of " ㄇ " type structure is on the inner side of groove-shaped frame side plate, and support frame as described above bottom plate
It is provided with the adjustment hole for coordinating screw rod.
5. beach buggy adjusting device for chains according to claim 1, it is characterised in that：With the 3rd engaging lug on the base
The bar hole that limitation transmission case is moved horizontally is provided with corresponding position.
6. beach buggy adjusting device for chains according to claim 3, it is characterised in that：Close to the on the groove-shaped frame side plate
It is arcuate structure between one engaging lug and the second engaging lug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720309708.4U CN206617519U (en) | 2017-03-24 | 2017-03-24 | Beach buggy adjusting device for chains |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720309708.4U CN206617519U (en) | 2017-03-24 | 2017-03-24 | Beach buggy adjusting device for chains |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206617519U true CN206617519U (en) | 2017-11-07 |
Family
ID=60234355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720309708.4U Expired - Fee Related CN206617519U (en) | 2017-03-24 | 2017-03-24 | Beach buggy adjusting device for chains |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206617519U (en) |
-
2017
- 2017-03-24 CN CN201720309708.4U patent/CN206617519U/en not_active Expired - Fee Related
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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: 20171107 Termination date: 20190324 |