CN207961390U - The front shock-absorber of remote-controlled motorcycle - Google Patents
The front shock-absorber of remote-controlled motorcycle Download PDFInfo
- Publication number
- CN207961390U CN207961390U CN201820318407.2U CN201820318407U CN207961390U CN 207961390 U CN207961390 U CN 207961390U CN 201820318407 U CN201820318407 U CN 201820318407U CN 207961390 U CN207961390 U CN 207961390U
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- Prior art keywords
- piston rod
- cylinder body
- absorber
- remote
- crest
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Abstract
The utility model is realized using following technical scheme：A kind of front shock-absorber of remote-controlled motorcycle, including oil buffer, further include outer pipe shaft and end piston rod, the oil buffer and end piston rod are set in the tube chamber of outer pipe shaft, oil buffer includes damper piston bar, the damper piston bar has external part, the rear end of external part and end piston rod is connected and fixed, the front end of the end piston rod extend out to outer tube body contour into linking arm, it is arranged with compressed spring outside the oil buffer, one end of the compressed spring is against the rear end of oil buffer, the other end is against on the end face of end piston rod rear end.Compared with prior art, by the way that oil buffer, spring and end piston rod are arranged in the tube chamber of outer pipe shaft, shock-absorbing is realized by oil buffer and compressed spring, before avoiding the problem of fork shaft abrasion, prolong the service life, and simple in structure, production cost is low.
Description
Technical field
The utility model is related to a kind of shock absorber, more particularly to a kind of front shock-absorber of remote-controlled motorcycle.
Background technology
Currently, the front shock-proof device system being commonly used on remote-controlled motorcycle is generated using tube wall and preceding fork shaft (Fork Shaft)
Friction, on both sides, lubricant grease is coated on the surface of contact, to obtain the effect of Buddhist nun's resistance.Although the structure letter of the front shock-proof device system
It is single, while there is also disadvantages, when used for a long time, will produce the surface that preceding fork shaft is seriously worn, meeting if surface abrasion is serious
Grease is leaked out, to lose the effect of Buddhist nun's resistance；The grease that also often replace lubrication simultaneously, to increase the step of maintenance
Suddenly.
Utility model content
The purpose of this utility model is to provide a kind of front shock-absorber of remote-controlled motorcycle, technical problems to be solved are to carry
High shock-proof effect, and it is simple in structure.
To solve the above problems, the utility model is realized using following technical scheme：A kind of front shock-proof device of remote-controlled motorcycle
Device, including oil buffer, further include outer pipe shaft and end piston rod, and the oil buffer and end piston rod are set to
In the tube chamber of outer pipe shaft, oil buffer includes damper piston bar, and the damper piston bar has external part, external part and end
The rear end of piston rod is connected and fixed, and the front end of the end piston rod extend out to outer tube body contour into linking arm, and the oil pressure is slow
It rushes outside device and is arranged with compressed spring, one end of the compressed spring is against the rear end of oil buffer, and the other end is against end work
On the end face of stopper rod rear end.
Further, the oil buffer further include cylinder body, in cylinder body can along the axial movement of cylinder body piston,
One end of internal damping head cover and oil sealing, the cylinder body has opening, and the other end is sealing surface, and cylinder body is located on the sealing surface
Axial location at be equipped with piston rod through-hole, the piston is set in cylinder body, and the external part of the damper piston bar is from piston rod
Through-hole is extend out to outside cylinder body, and one end that damper piston bar is located in cylinder body is connected and fixed with piston, and the oil sealing is set in opening,
Internal damping head cover is fixedly connected on cylinder body and is located on one end of opening, for compressing oil sealing, realizes and seals opening；The piston
The first leakproof seal circle is equipped between rod through-hole and the body of rod of damper piston bar.
Further, it is injected with silicone oil in the cylinder body.
Further, the tube chamber of the outer pipe shaft is equipped at pore for adjusting bullet far from one end of end piston rod
The damper regulation mechanism of spring pressure, the damper regulation mechanism include hinge crest lid, internal damping adjusting screw, the hinge crest lid
It is tightly connected with the tube chamber of outer pipe shaft；The hinge crest lid is oppositely arranged with internal damping head cover, and the hinge crest is covered positioned at hinge
The center position of crest lid is equipped with head cover through-hole, and interior spiral shell is equipped on the internal damping head cover one end end face opposite with hinge crest lid
Pit, the internal damping adjusting screw are threadedly coupled after passing through head cover through-hole with internal thread hole.
Further, the second leakproof seal circle is equipped between hinge crest lid and the tube chamber of outer pipe shaft.
Further, spring pressure adjustment ring is arranged on the outer wall of the cylinder body, one end of the compressed spring is against
On spring pressure adjustment ring.
Further, spring pressure adjustment ring is arranged on the outer wall of the cylinder body, one end of the compressed spring is against
On spring pressure adjustment ring.
Further, the outer wall of the cylinder body is equipped with screw thread, and the internal ring wall of the spring pressure adjustment ring is equipped with interior
Screw thread, spring pressure adjustment ring are threadedly coupled with cylinder body.
Further, it is located at between end piston rod one end stretched out and end piston rod in the tube chamber of the outer pipe shaft
Equipped with spacing ring, one week lug boss is equipped on the bar wall of end piston rod, the end piston rod passes through lug boss and limit
Ring leans, and realization limits the extension elongation of end piston rod.
Further, the end piston rod is equipped with dust-proof seal ring at least on lug boss.
The utility model compared with prior art, by the tube chamber of outer pipe shaft be arranged oil buffer, spring and
End piston rod realizes shock-absorbing by oil buffer and compressed spring, before avoiding the problem of fork shaft abrasion, extends and uses
Service life, and it is simple in structure, and production cost is low.
Description of the drawings
Fig. 1 is the utility model external structure schematic diagram.
Fig. 2 is the sectional view of the utility model.
Fig. 3 is the partial enlarged view that A is indicated in Fig. 2.
Specific implementation mode
The utility model is described in further detail with reference to the accompanying drawings and examples.
As shown in Figure 1, Figure 2 and Figure 3, a kind of front shock-absorber of remote-controlled motorcycle of the utility model includes outer pipe shaft 2, oil
Compression buffer 1, end piston rod 3, the outer pipe shaft 2 are tubulose, and oil buffer 1 and end piston rod 3 are set to outer pipe shaft 2
Tube chamber in, oil buffer 1 include damper piston bar 11, damper piston bar 11 have an external part 111, external part 111 with
The rear end of end piston rod 3 is connected and fixed, and the front end of the end piston rod 3, which is extend out to outside outer pipe shaft 2, forms linking arm (front fork
Axis) 31, compressed spring 8 is arranged with outside the oil buffer 1, after one end of the compressed spring 8 is against oil buffer 1
End, the other end is against on the end face of 3 rear end of end piston rod, before one end that end piston rod 3 is extend out to outside outer pipe shaft 2 is equipped with
Wheel shaft fixed hole position 35.
As shown in Figures 2 and 3, oil buffer 1 further includes cylinder body 12, can be moved along the axial direction of cylinder body 12 in cylinder body 12
Dynamic piston 13, internal damping head cover 14 and oil sealing 15, wherein：
One end of cylinder body 12 has an opening 121, and the other end is sealing surface 122, sealing surface 122 as the limit in cylinder body,
It is available to the lower limit site of piston, is located at the axial location of cylinder body 12 on the sealing surface 122 and is equipped with piston rod through-hole
123；The piston 13 is set in cylinder body 12, and the external part 111 of the damper piston bar 11 extend out to cylinder from piston rod through-hole 123
Outside body 12, damper piston bar 11 is located at one end in cylinder body 12 and is connected and fixed with piston 13, and the oil sealing 15 is set to opening 121
On, internal damping head cover 14 is fixedly connected on cylinder body 12 and is located on one end of opening 121, and for compressing oil sealing 15, realizing will opening
121 sealings；The first leakproof seal circle 16 is equipped between the piston rod through-hole 123 and the body of rod of damper piston bar 11, in cylinder body
Silicone oil is injected in 12；
It is located at the one end stretched out for end piston rod 3 in the tube chamber of outer pipe shaft 2, at nozzle and end piston rod 3
Between be equipped with spacing ring 6, one week lug boss 32 is equipped on the bar wall of end piston rod 3, the end piston rod 3 passes through protrusion
Portion 32 leans with spacing ring 6, and realization limits the extension elongation of end piston rod 3；In end, piston rod 3 is at least convex
It plays portion 32 and is equipped with dust-proof seal ring 33.
Specifically, as a kind of embodiment of the utility model, internal damping head cover 14 is with cylinder body 12 using the side of clamping
Formula is fixed, and the mode of the clamping is to be located at one end edge of opening 121 on the outer wall of cylinder body 12 equipped with the card of one week protrusion
Socket part 124 is wrapped in internal damping head cover 14 with blocked hole 142, the blocked hole 142 is equipped on 121 opposite one end end faces of opening
Include aperture first blocked hole 1421 equal with the outer diameter of cylinder body 12 and aperture are more than 124 outer diameter of clamping portion the
Two blocked holes 1422, first blocked hole 1421 be arranged on 121 opposite one end of opening, the first blocked hole 1421 and the
It is T-shaped hole that two blocked holes 1422, which are combined into section, when installation, the alignment of blocked hole 142 clamping portion 124 is pressed, clamping is made
Portion 124 is inserted into blocked hole 142, and clamping portion 124 enters the second blocked hole 1422 and is stuck in the second blocked hole 1422 and the at this time
On step surface between one blocked hole 1421；The oil sealing 15 is placed in the second blocked hole 1422, the second blocked hole 1422 it is upper
Press oil sealing 15 at end, realizes sealing；Certainly, the lateral wall of clamping portion 124 is slope surface, to be easy clamping portion 124 being caught in card
It connects in hole 142.
By above structure, the problem of avoiding surface abrasion of the outer tube with preceding fork shaft and cause to leak out grease, to lose
The effect for going Buddhist nun to hinder, the problem of also avoiding often replacing the grease of lubrication.
In the present invention, the injection rate of silicone oil is to fill entire cylinder body 12, the difference of the silicone content concentration of silicone oil
Use of not going the same way can be met.
As shown in Figures 2 and 3, as the first method for adjusting compressed spring impulse stroke of the utility model, outside
The one end of the tube chamber of pipe shaft 2 far from end piston rod 3 is equipped with the damper regulation mechanism for adjustment spring pressure at pore
4, the damper regulation mechanism 4 includes cutting with scissors crest lid 41, internal damping adjusting screw 42, the hinge crest lid 41 and outer pipe shaft 2
Tube chamber is tightly connected；The hinge crest lid 41 is oppositely arranged with internal damping head cover 14, and hinge crest lid is located on hinge crest lid 41
41 center position is equipped with head cover through-hole 411, correspondingly, on one end end face opposite with hinge crest lid 41 of internal damping head cover 14
Equipped with internal thread hole 141, the internal damping adjusting screw 42 is threadedly coupled after passing through head cover through-hole 411 with internal thread hole 141；Tool
Body, the center position in the hinge crest lid 41 one end end face opposite with internal damping head cover 14 is equipped with the first hinge crest of indent
The aperture of lid through-hole 413, the first hinge crest lid through-hole 413 is more than head cover through-hole 411 and is connected to head cover through-hole 411, accordingly
Ground is equipped on one end end face opposite with hinge crest lid 41 of internal damping head cover 14 and is adapted with the first hinge crest lid through-hole 413
The connecting pole 143 of connection, internal thread hole 141 is set on connecting pole 143, when assembly, will cut with scissors the first hinge crest lid of crest lid 41
After through-hole 413 and connecting pole 143 be opposite and grafting, by internal damping adjusting screw 42 pass through after head cover through-hole 411 with internal thread hole
141 are threadedly coupled, to realize being connected and fixed between the two, consequently facilitating the adjustment of the impulse stroke to compressed spring, with
Cope with the shock-absorbing demand on different road surfaces.
As shown in Figures 2 and 3, between hinge crest lid 41 and the tube chamber of outer pipe shaft 2 easy dress is realized using being threadedly coupled
The requirement matched and dismantled is equipped with the second leakproof seal circle 412 between hinge crest lid 41 and the tube chamber of outer pipe shaft 2, to full
The requirement sealed enough is equipped with screw terminal 415 on one end end face of the hinge crest lid 41 far from the first hinge crest lid through-hole 413,
Screw terminal 415 is equipped with the second hinge crest lid through-hole 414 being connected to head cover through-hole 411, to internal damping adjusting screw 42
Screw terminal protected, screw terminal 415 can be hex(agonal)screw head, consequently facilitating by hinge crest lid 41 be screwed into outer pipe shaft 2.
It works in the method to be formed in the first adjusting compressed spring, as shown in Fig. 2, can also be covered on the outer wall of cylinder body 12
One end of one spring pressure adjustment ring 5, the compressed spring 8 is against on spring pressure adjustment ring 5, is adjusted by adjusting spring
The pre-adjustment of the impulse stroke to adjusting compressed spring 8 may be implemented in 5 position of pressure rings.
By rotating internal damping adjusting screw 42, the impulse stroke of compressed spring 8 is set to shorten, different compressions in this way
The adjusting of the pressure of spring can provide different pressure requirements, make and deal with different road conditions.
In certain the utility model, it can also use such as lower structure, second of adjusting compression bullet as the utility model
The method of spring impulse stroke, as shown in Fig. 2, the adjusting of compressed spring 8 can also use following methods to realize, as shown in Fig. 2, can
A spring pressure adjustment ring 5 is covered on the outer wall of cylinder body 12, one end of the compressed spring 8 is against spring pressure adjustment ring 5
On, by adjusting 5 position of spring pressure adjustment ring, it can also realize the effect of the impulse stroke to adjusting compressed spring 8,
But it is relative complex for method of this mode compared with the first adjusting compressed spring impulse stroke.
As shown in Figures 2 and 3, screw thread is equipped on the outer wall of cylinder body 12, the internal ring wall of spring pressure adjustment ring 5 is equipped with
Internal thread, spring pressure adjustment ring 5 are threadedly coupled with cylinder body 12, and specifically, the cross sectional shape of spring pressure adjustment ring 5 is T words
Shape, consequently facilitating compressed spring 8 is sleeved on spring pressure adjustment ring 5.
As shown in Figures 2 and 3, the pressure rings limiting unit 125 of one week protrusion is equipped on the outer wall of cylinder body 12, to prevent
Collision is led to the problem of with internal damping head cover 14 when spring pressure adjustment ring 5 running occurs after adjusting or long-time service, specifically
Ground, pressure rings limiting unit 125 are set to the 14 separate hinge crest lid 41 of internal damping head cover after internal damping head cover 14 and the assembly of cylinder body 12
One end end face where position at, to one end end face of the internal damping head cover 14 far from hinge crest lid 41 to against.
As shown in Fig. 2, one end positioned at compressed spring 8 on the outer wall of end piston rod 3 convexed to form bullet equipped with one week
Spring abutment 34 also is provided with leakproof seal circle 33 on spring base 34.
As shown in Fig. 2, spacing ring 6 includes a ring body 61 and the ring 62 in ring body 61 wherein one end outer wall,
Correspondingly, card compatible with ring 62 is equipped at the nozzle of the one end stretched out for end piston rod 3 in the tube chamber of outer pipe shaft 2
Slot 21, spacing ring 6 are stuck in by ring 62 in card slot 21, and lug boss 32 leans with ring body 61, to realize to end piston
Bar 3 is limited, and prevents it from deviating from outer pipe shaft；Also may be used here it is worth noting that ring 62 can be integrally formed with ring body 61
Think two components.
As shown in Fig. 2, can also be equipped with cricoid extension on the end face of 122 one end of sealing surface on cylinder body 12
1221, the first leakproof seal circle 16 is arranged in the annular distance of extension 1221, and close connection can be also equipped with outside extension 1221
Extension end cap 1222, there is on extension end cap 1222 hole, stretched out for external part 111.
The utility model can lead to the problem of friction to avoid tube wall and preceding fork shaft (Fork Shaft), improve shock-absorbing effect
Fruit can more effectively absorb vibrations under the road conditions of ground relief, enhance stability, greatly improve car walking
Performance；By twisting tooth spring pressure adjustment ring and/or hinge crest lid, different tune can be made to the impulse stroke of compressed spring
It is whole, increase or decrease the pressure of spring；The adjusting of different pressures in this way can provide different pressure requirements, make
Deal with different road conditions.
Claims (10)
1. a kind of front shock-absorber of remote-controlled motorcycle, including oil buffer (1), it is characterised in that：Further include outer pipe shaft (2) with
And end piston rod (3), the oil buffer (1) and end piston rod (3) are set in the tube chamber of outer pipe shaft (2), oil pressure
Buffer (1) includes damper piston bar (11), and the damper piston bar (11) has external part (111), external part (111) and end
The rear end of end piston rod (3) is connected and fixed, and the front end of the end piston rod (3) extend out to outer pipe shaft (2) and forms linking arm outside
(31), it is arranged with compressed spring (8) outside the oil buffer (1), one end of the compressed spring (8) is against oil buffer
(1) rear end, the other end are against on the end face of end piston rod (3) rear end.
2. the front shock-absorber of remote-controlled motorcycle according to claim 1, it is characterised in that：The oil buffer (1) is also
Including cylinder body (12), be set in cylinder body (12) can along the piston (13) of the axial movement of cylinder body (12), internal damping head cover (14) with
And oil sealing (15), it is sealing surface (122), the sealing surface that one end of the cylinder body (12), which has opening (121), the other end,
(122) piston rod through-hole (123) is equipped at the axial location of cylinder body (12), the piston (13) is set to cylinder body (12)
In, the external part (111) of the damper piston bar (11) extend out to cylinder body (12) outside from piston rod through-hole (123), damper piston
Bar (11) is located at one end in cylinder body (12) and is connected and fixed with piston (13), and the oil sealing (15) is set in opening (121), internal resistance
Buddhist nun's head cover (14) is fixedly connected on cylinder body (12) and is located on one end of opening (121), and for compressing oil sealing (15), realizing will opening
(121) it seals；The first leakproof seal circle is equipped between the piston rod through-hole (123) and the body of rod of damper piston bar (11)
(16)。
3. the front shock-absorber of remote-controlled motorcycle according to claim 2, it is characterised in that：It is injected in the cylinder body (12)
Silicone oil.
4. the front shock-absorber of remote-controlled motorcycle according to claim 2 or 3, it is characterised in that：The pipe of the outer pipe shaft (2)
The one end of chamber far from end piston rod (3) is equipped with the damper regulation mechanism (4) for adjustment spring pressure at pore, described
Damper regulation mechanism (4) includes cutting with scissors crest lid (41), internal damping adjusting screw (42), the hinge crest lid (41) and outer pipe shaft
(2) tube chamber is tightly connected；The hinge crest lid (41) is oppositely arranged with internal damping head cover (14), on the hinge crest lid (41)
Center position positioned at hinge crest lid (41) is equipped with head cover through-hole (411), in internal damping head cover (14) and hinge crest lid (41)
Opposite one end end face be equipped with internal thread hole (141), the internal damping adjusting screw (42) pass through head cover through-hole (411) afterwards with
Internal thread hole (141) is threadedly coupled.
5. the front shock-absorber of remote-controlled motorcycle according to claim 4, it is characterised in that：The hinge crest lid (41) with it is outer
The second leakproof seal circle (412) is equipped between the tube chamber of pipe shaft (2).
6. the front shock-absorber of remote-controlled motorcycle according to claim 2, it is characterised in that：On the outer wall of the cylinder body (12)
It is arranged with spring pressure adjustment ring (5), one end of the compressed spring (8) is against on spring pressure adjustment ring (5).
7. the front shock-absorber of remote-controlled motorcycle according to claim 4, it is characterised in that：On the outer wall of the cylinder body (12)
It is arranged with spring pressure adjustment ring (5), one end of the compressed spring (8) is against on spring pressure adjustment ring (5).
8. the front shock-absorber of the remote-controlled motorcycle described according to claim 6 or 7, it is characterised in that：Outside the cylinder body (12)
Wall is equipped with screw thread, and the internal ring wall of the spring pressure adjustment ring (5) is equipped with internal thread, spring pressure adjustment ring (5) and cylinder
Body (12) is threadedly coupled.
9. the front shock-absorber of remote-controlled motorcycle according to claim 1, it is characterised in that：The tube chamber of the outer pipe shaft (2)
In be located at between end piston rod (3) one end stretched out and end piston rod (3) equipped with spacing ring (6), in end piston rod
(3) bar wall is equipped with one week lug boss (32), and the end piston rod (3) is offseted by lug boss (32) and spacing ring (6)
It leans on, realization limits the extension elongation of end piston rod (3).
10. the front shock-absorber of remote-controlled motorcycle according to claim 9, it is characterised in that：The end piston rod (3) is extremely
It is few that dust-proof seal ring (33) is equipped on lug boss (32).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820254971 | 2018-02-12 | ||
| CN2018202549712 | 2018-02-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207961390U true CN207961390U (en) | 2018-10-12 |
Family
ID=63741684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820318407.2U Expired - Fee Related CN207961390U (en) | 2018-02-12 | 2018-03-08 | The front shock-absorber of remote-controlled motorcycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207961390U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019153341A1 (en) * | 2018-02-12 | 2019-08-15 | 深圳骑士模型有限公司 | Shock absorber for toy motorcycle |
-
2018
- 2018-03-08 CN CN201820318407.2U patent/CN207961390U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019153341A1 (en) * | 2018-02-12 | 2019-08-15 | 深圳骑士模型有限公司 | Shock absorber for toy motorcycle |
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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: 20181012 Termination date: 20210308 |