CN201151456Y - Replaceable shifting structure of oil pressure type shock-absorbing front fork - Google Patents

Abstract

A replaceable toggle structure for a hydraulic shock-absorbing front fork, mainly comprising a manual toggle assembly at the top of one of the fork legs of the shock-absorbing front fork that is subjected to a hydraulic device to generate buffering shock absorption, the toggle assembly comprising a fixed seat, an adjustment rod, a compression spring, a spring top sheet and a knob; wherein the fixed seat is fixed to the top of the inner fork tube of the fork leg on the shoulder seat, and may be equipped with a compression spring and a spring top sheet for manually adjusting the shock absorption hardness of the hydraulic device by turning the knob, or removing the knob to use a wire-controlled adjustment assembly to control and adjust the shock absorption hardness of the hydraulic device.

Description

Replaceable toggle structure of hydraulic shock absorber front fork

technical field

The utility model relates to a shock-absorbing front fork of a bicycle, and in particular refers to a structural design that can adjust the softness and hardness of the hydraulic shock-absorbing by manual or wire control.

Background technique

In order to improve the comfort of riding, most of the current bicycles have shock-absorbing structures, so that when they are running on rough roads or encounter potholes, the wheels can produce shock-absorbing and buffering effects in due course through the shock-absorbing structures. Most of the oil hydraulic shock absorber front forks are equipped with spring components to generate oil pressure restoring force. If riders of different weights or in different riding environments, adjust the oil pressure shock absorber appropriately. The softness and hardness of the device can contribute to the comfort of riding; as shown in Figure 7 and Figure 8, it is a conventional knob assembly 50 for adjusting the hydraulic shock-absorbing front fork, and the knob assembly 50 mainly includes a fixed seat 51 , a plastic cushion body 52, a connecting shaft bolt 53, an adjustment column 54, a set piece 55 and a toggle knob 56, wherein the fixing seat 51 is a ring body with an inner hole groove 510 and is locked on the shoulder At the inner fork tube on the seat, a central hole is provided in the inner hole groove 510 for a connecting shaft bolt 53 to be locked with the upper end of the center push rod of the oil pressure rod, and a through hole is provided in the center of the connecting shaft bolt 53 for a The hexagonal adjustment column 54 is pierced and extended, and the top of the adjustment column 54 is connected and fixed with a sleeve 55, and the upper sleeve edge of the sleeve 55 is provided with a sawtooth end, which can be nested and fixed at the bottom end of the toggle knob 56 , the lower sleeve edge forms a wavy sleeve edge 551 that can be sleeved in the plastic pad body 52. The plastic pad body 52 includes an annular seat 521 and an arc joint 522, wherein the annular seat 521 has a Arc gap-shaped recessed edge receiving arc joints 522 are set, and the upper ring of the ring-shaped seat 522 is provided with densely distributed positioning holes, so that when it is nested in the inner hole groove 510 of the fixed seat 51, it can be inserted into the fixed seat 51 by a The bolt post 57 on the side of the inner hole groove 510 fits and locates, and the middle section of the arc joint 522 is provided with a protruding point 522a, so that it just abuts against the wavy sleeve edge 551 of the lower sleeve edge of the sleeve 55, And just can form the fixed-point effect on this corrugated sleeve edge 551; However, when this toggling knob 56 is set on the inner hole groove 510 of the fixing seat 51, only by inserting at the port of the inner hole groove 510 of the fixing seat 51 The O-ring 58 is tightly combined with it, and the strength in use is often criticized by people, and its components are too many to assemble, which is very difficult; moreover, if it is to be changed to a wire-controlled adjustment group to control the shock absorber softness and hardness of the oil pressure , and cannot be assembled with the remote control adjustment assembly, the user has to purchase a new shock absorber front fork for assembly, which is very uneconomical.

Utility model content

The main purpose of the utility model is to provide a replaceable toggle structure of the hydraulic shock absorber front fork, which can adjust the softness and hardness of the hydraulic shock absorber manually or by wire.

In order to achieve the above purpose, the replaceable toggle structure of the hydraulic shock-absorbing front fork of the present invention is tied to the tip of one of the shock-absorbing front forks which is subjected to the oil pressure device to produce a shock-absorbing fork, and a toggle assembly is provided. , which is characterized in that the toggle component includes:

A fixing seat, which is fixed at the top of the inner fork tube of the fork leg on the shoulder seat, is a ring body with an inner hole groove, and the upper end protrudes outward to form a retaining edge, and a center hole is arranged in the inner hole groove of the fixing seat. The convex body of the hole, the upper part of the convex body is a polygonal upper sleeve end, and the center hole is just for an adjustment rod to penetrate;

An adjustment rod, which extends through the central hole of the convex body in the inner groove of the fixed seat, the top end protrudes from the central hole of the convex body and locks with the knob, and the bottom end extends into the hydraulic device to adjust the pressure;

A compression spring, the sleeve is placed on the outer periphery of the convex body of the inner hole groove of the fixed seat;

A spring top plate, which is arranged on the upper end of the compression spring, has an opening in the center of the polygonal upper sleeve end relative to the convex body of the fixed seat, and has a number of fixed points on its surface;

A knob is sheathed on the fixed seat, forming a button cover with a smaller diameter sleeve ring at the bottom end, the sleeve ring extends into the inner hole groove of the fixed seat, and is fixed with the adjustment rod. In addition, the upper ring at the bottom of the sleeve ring is provided with a number of locking holes corresponding to the fixed points of the spring top plate; thereby, the multi-stage fixed points can be produced by turning the knob to adjust the shock absorption softness and hardness of the hydraulic device. Spend.

The upper ring of the retaining edge of the fixing seat is provided with several bolt holes for fixing by two bolt posts.

A toggle block is sheathed and fixed in the sleeve ring of the knob.

The inner side of the button cover of the knob is provided with a non-communicating ring groove on the inner side of the sleeve ring, which is just for the extension of the two bolts arranged on the retaining edge of the fixed seat.

The utility model also provides a replaceable toggle structure of the hydraulic shock-absorbing front fork. One of the shock-absorbing front forks is connected to the top of the shock-absorbing fork by the oil pressure device. The characteristic is that the wire control component includes:

A fixing seat, which is fixed at the top of the inner fork tube of the fork leg on the shoulder seat, is a ring body with an inner hole groove, and the upper end protrudes outward to form a retaining edge, and a center hole is arranged in the inner hole groove of the fixing seat. The convex body of the hole, the upper part of the convex body is a polygonal upper sleeve end, and the center hole is just for an adjustment rod to penetrate;

An adjustment rod, which extends through the central hole of the convex body in the inner groove of the fixed seat, the top end protrudes from the central hole of the convex body and locks with the knob, and the bottom end extends into the hydraulic device to adjust the pressure;

The wire control adjustment group has a toggle piece on the handle and a linkage piece on the wire control end. The rotary knob linked by wire control is connected and fixed with the adjustment rod; thus, the shock absorber softness of the hydraulic device can be adjusted by the toggle piece of the wire control adjustment group.

The upper ring of the retaining edge of the fixing seat is provided with several bolt holes.

The interlocking part rotary knob of the wire-controlled adjustment group is provided with a hole for a toggle block to be sleeved and fixed.

Two locking holes are provided on the positioning ring seat of the linkage part of the wire control adjustment group, for the bolts to pass through and lock on the retaining edge of the fixed seat.

The replaceable toggle structure of the hydraulic shock-absorbing front fork of the utility model enables the shock-absorbing front fork to be manually or replaced by wire control to adjust the shock-absorbing hardness of the oil pressure rod, and has great industrial utilization value.

Description of drawings

In order to make the above-mentioned features and advantages of the utility model more obvious and easy to understand, a preferred embodiment is given below, together with diagrams and figure numbers, to describe the composition of the utility model and the effects achieved in detail as follows :

Fig. 1 is a three-dimensional exploded view of an embodiment of the utility model.

Fig. 2 is a combined cross-sectional schematic diagram of an embodiment of the utility model.

Fig. 3 is a partially enlarged cross-sectional schematic diagram of an embodiment of the utility model.

Fig. 4 is a three-dimensional exploded view of another embodiment of the utility model.

Fig. 5 is a combined cross-sectional schematic diagram of another embodiment of the present invention.

Fig. 6 is a partially enlarged cross-sectional schematic diagram of another embodiment of the present invention.

Fig. 7 is a three-dimensional exploded view of a conventional adjustment oil pressure type shock-absorbing front fork toggle group.

Fig. 8 is a partial assembled cross-sectional schematic diagram of the toggle group in Fig. 7 .

Detailed ways

Please refer to Figures 1 to 3 first, which is a manual embodiment of a replaceable toggle structure of the hydraulic shock-absorbing front fork of the present invention. A toggle assembly 30 is provided at the top of the prong 11 for shock absorption. Please refer to FIG. 2 again. The toggle assembly 30 includes:

A fixed seat 31 is a ring body with an inner hole groove 310, and the upper end protrudes outward to form a retaining edge 311. The upper ring of the retaining edge 311 is provided with a number of bolt holes 312 in the shape of screw holes, and can be provided with external screw teeth. The two bolt columns 32 are locked, and the fixing seat 31 is provided with an external thread 313 under the retaining edge 311, and the fork foot 11 inner fork tube 110 fixed on the shoulder seat 12 is locked, and the fixing seat 31 inner hole groove 310 There is a convex body 315 with a central hole 314 in it, and the convex body 315 has a hexagonal upper sleeve end 316, and the outer opening end of the central hole 314 forms a larger diameter port just to accommodate the oil of an oil pressure rod. The push rod 21 in the center of the pressing device 20 is set against the sleeve, and the center hole 314 just accommodates an adjustment rod 33 to penetrate and extend;

An adjustment rod 33 is inserted through the central hole 314 of the convex body 315 of the inner hole groove 310 of the fixed seat 31, and a section of tooth rod 330 is formed at the bottom end thereof. The internal thread 210 on the upper end of the push rod 21 is locked, and the top of the adjustment rod 33 has a trimming edge 331, and a screw hole 332 is provided at the center;

A compression spring 34, which is placed on the periphery of the convex body 315 of the inner hole groove 310 of the fixed seat 31;

A spring top piece 35 is located at the upper end of the compression spring 34, and its center has a hexagonal opening 350 to fit with the hexagonal upper sleeve end 316 on the fixed seat 31 convex body 315, and set A fixed point 351 with a triangular and convex distribution;

A knob 36 is sleeved on the fixed seat 31, forming a button cover body 361 with a smaller diameter sleeve ring 360 at the bottom end, the sleeve ring 360 can be inserted into the inner hole groove 310 of the fixed seat 31, The sleeve ring 360 is further provided with a serrated hole 362 to accommodate a toggle block 37 for nesting and engagement. The toggle block 37 is formed with a serrated edge 370 corresponding to the hole 362, and is provided with a flat cut edge. The inner hole 371 fits with the top trimming edge 331 of the adjustment rod 33, and the bottom end of the sleeve ring 360 is provided with a number of catch hole grooves 363 corresponding to the protruding fixed point 351 of the spring top piece 35. In addition, an unconnected ring groove 364 is provided on the sleeve ring 360 inside the button cover body 361, and a lock hole 365 is provided at the center of the knob 36 for a lock member 38 to lock the knob 36 to the on the screw hole 332 of the adjustment rod 33 .

The above is a summary of the structure, position and mutual connection relationship of each component in a manual embodiment of the utility model; then, the action of the utility model and the expected effect to be achieved are stated as follows:

In this embodiment, the adjusting rod 33 is locked to the upper end of the hydraulic rod center push rod 21 of the hydraulic device 20, and is used to adjust the softness and hardness of the shock absorber in the hydraulic device 20, and the fixing seat 31 is used to The outer opening end of the central hole 314 of the convex body 315 abuts against the center push rod 21 of the oil pressure rod of the hydraulic device 20, and the adjustment rod 33 protrudes from the central hole 314 of the convex body 315 to lock with the knob 36. There is a compression spring 34 against the spring top piece 35 in the outer ring of the convex body 315 of the fixed seat 31, and the spring top piece 35 is just fit on the hexagonal upper sleeve end 316 on the convex body 315, so the spring top can be made The sheet 35 is limited and fixed, and at the same time when the knob 36 is assembled on the fixed seat 31, the sleeve ring 360 of the knob 36 can just produce an appropriate pressure resistance to the spring top sheet 35, and the ring cloth on the bottom end The locking hole 363 can be locked with the protruding fixed point 351 on the spring top plate 35, thereby, turning the knob 36 can produce a multi-stage fine-tuning fixed point effect.

Furthermore, the uncommunicated ring groove 364 formed in the knob 36 can just accommodate the two bolt posts 32 that are bolted on the retaining edge 311 of the fixed seat 31 to extend, so that the knob 36 can pass through the two bolt posts. 32 in the ring groove 364 to limit the rotation.

Please refer to Fig. 4 to Fig. 6 for continued reference, which is another wire-controlled embodiment of the replaceable toggle structure of the hydraulic shock-absorbing front fork of the present invention. 20 and the top of the prong 11 that produces a buffer shock absorber is provided with a wire control assembly 40, please refer to FIG. 2 again, the wire control assembly 40 includes:

A fixed seat 41 is a ring sleeve body with an inner hole groove 410, and the upper end protrudes outward to form a retaining edge 411. The upper ring of the retaining edge 411 is provided with several bolt holes 412 in the shape of screw holes, and the retaining seat 41 retains the edge. 411 is provided with external thread 413 and is fixed on the fork foot 11 inner fork tube 110 on the shoulder seat 12 to lock, and the inner hole groove 410 of the fixing seat 41 is provided with a convex body 415 of a center hole 414, and the convex body 415 There is a hexagonal upper sleeve end 416 on the top, and the outer opening end of the central hole 414 forms a larger diameter port just to accommodate the hydraulic device 20 center push rod 21 of an oil pressure rod against the sleeve, and the central hole 414 Then just allow an adjustment rod 42 to wear and stretch;

An adjustment rod 42 is inserted through the central hole 414 of the convex body 415 of the inner hole groove 410 of the fixed seat 41, and a section of tooth rod 420 is formed at the bottom end thereof. The inner thread 210 at the upper end of the push rod 21 is locked, and the top of the adjusting rod 42 has a trimming edge 421, and a screw hole 422 is provided at the center;

The wire control adjustment group 43 is provided with a toggle piece (not shown) on the handle and a linkage piece 430 of the wire control end (this is a known technology, and will not be described in detail here), wherein the linkage piece 430 is Combined with the fixed seat 41, it mainly includes a positioning ring seat 4301 and a rotary knob 4302 which is set in the positioning ring seat 4301 and controlled by wire. (shown) a toggle block 44 is set and meshed, the toggle block 44 is formed with a serrated edge 440 corresponding to the hole groove, and an inner hole 441 with a flat trimmed edge is set to fit the top trimmed edge 421 of the adjustment rod 42 In addition, two locking holes 4301a are provided on the positioning ring seat 4301, which can be used for bolts 45 to be threaded and locked to the screw hole-like bolt holes 412 ringed on the retaining edge 411 of the fixing seat 41 to fix.

In this way, when the user wants to assemble the wire control assembly 40, as long as the knob 36 of the manual toggle assembly 30 is detached from the fixing seat 31 (41), the rotation knob in the linkage 430 of the group 43 can be adjusted by wire 4302 uses the toggle block 44 to fit the adjustment rod 33 (42) on the convex body 315 (415) of the fixed seat 31 (41), and then the avoidance of the oil pressure device 20 can be adjusted by the toggle piece of the wire control adjustment group 43. Shock soft and hard.

It should be noted that since the toggle of the wire control assembly 40 has a multi-stage fine-tuning fixed-point design, the spring top plate 35 and the compression spring 34 arranged in the fixing seat 31 (41) can be taken out and not used. The two bolt posts 32 on the retaining edge 311 (411) of the fixed seat 31 (41) that forms a limit with the knob 36 are also changed from the two locking holes 4301a formed on the positioning ring seat 4301 of the linkage 430 for the bolts. 45 is threaded and locked to the screw-hole-shaped bolt hole 312 (412) that is set around the retaining edge 311 (411) of the fixed seat 31 (41) and is fixed.

To sum up, the replaceable toggle structure of the hydraulic shock-absorbing front fork of the utility model enables the shock-absorbing front fork to be replaced manually or by wire to adjust the shock-absorbing hardness of the hydraulic rod, which is extremely industrial The utilization value on the paper, and the main technical means of the utility model is not found in any relevant publications.

However, the above description is only a preferred feasible embodiment of the utility model, so all equivalent structural changes made by applying the specification of the utility model and the scope of the patent application should be included in the scope of the patent of the utility model .

Claims (8)

1, a kind of replaceable structure of stirring of hydraulic type shock-proof front-fork assembly ties up to shock-proof front-fork assembly and wherein one is subjected to oil pressure installation and the fork pin top that produces buffering and shock preventing is provided with a shifting component, it is characterized in that this shifting component comprises:

One permanent seat is breeches pipe top in the fork pin that is fixed on the shoulder seat, the ring set body of hole slot in its cording, the upper end evagination becomes the retaining edge, with and this permanent seat in be provided with the convex body of a tool centre hole in the hole slot, the convex body epimere is a polygonal cover end of going up, and stretches through and just hold an adjusting lever in the centre hole;

One adjusting lever is the convex body central hole that is extended through hole slot in the permanent seat, and top system stretches out in the outer and knob lock knot of centre hole of convex body, and bottom system is inserted into adjustment pressure in the oil pressure installation;

One compression spring is the convex body periphery that is placed on hole slot in the permanent seat;

One spring top flat is the upper end of being located at compression spring, and its center has the perforate of overlapping end on the cerioid of a relative fixed seat convex body, and its face is provided with some fixed points again;

One knob, system is sheathed on the permanent seat, and for the bottom forms a button lid than path socket ring, its cover T-Ring is inserted in the interior hole slot of permanent seat, and fix clip hole slot that is periphery some on the bottom of this cover T-Ring and the corresponding clip of the fixed point of spring top flat again with the adjusting lever socket; By this, stir knob and can produce the multiple stage fixed point and the shock-absorbing soft durometer of adjusting oil pressure installation.

2, the replaceable structure of stirring of hydraulic type shock-proof front-fork assembly as claimed in claim 1 is characterized in that, is equipped with some keyholes on this permanent seat retaining edge and fixes for two hitching posts.

3, the replaceable structure of stirring of hydraulic type shock-proof front-fork assembly as claimed in claim 1 is characterized in that, the sheathed slide block that is fixed with in the cover T-Ring of this knob.

4, the replaceable structure of stirring of hydraulic type shock-proof front-fork assembly as claimed in claim 1 or 2 is characterized in that, the inboard cover of the button lid of this knob T-Ring limit is provided with the circular groove groove that is not connected together, just holds bolt and is located at two hitching posts on the permanent seat retaining edge and stretches and put.

5, a kind of replaceable structure of stirring of hydraulic type shock-proof front-fork assembly ties up to shock-proof front-fork assembly and wherein one is subjected to oil pressure installation and the fork pin top that produces buffering and shock preventing is provided with a line traffic control assembly, it is characterized in that this line traffic control assembly comprises:

One permanent seat is breeches pipe top in the fork pin that is fixed on the shoulder seat, the ring set body of hole slot in its cording, the upper end evagination becomes the retaining edge, with and this permanent seat in be provided with the convex body of a tool centre hole in the hole slot, the convex body epimere is a polygonal cover end of going up, and stretches through and just hold an adjusting lever in the centre hole;

One adjusting lever is the convex body central hole that is extended through hole slot in the permanent seat, and top system stretches out in the outer and knob lock knot of centre hole of convex body, and bottom system is inserted into adjustment pressure in the oil pressure installation;

One line traffic control adjusting group, cording has the shifting part be located on the handle and the moving part of its line traffic control end, wherein moving part system is incorporated on the permanent seat, includes a location ring seat and is located at the turn-button that is subjected to the line traffic control interlock in this location ring seat, and this turn-button system links fixing with adjusting lever; By this, can utilize the shock-absorbing soft durometer of the shifting part adjusting oil pressure installation of line traffic control adjusting group.

6, the replaceable structure of stirring of hydraulic type shock-proof front-fork assembly as claimed in claim 5 is characterized in that, is equipped with some keyholes on this permanent seat retaining edge.

7, the replaceable structure of stirring of hydraulic type shock-proof front-fork assembly as claimed in claim 5 is characterized in that, is provided with hole slot in the moving part turn-button of this line traffic control adjusting group and holds a slide block and be nested with fixing.

8, the replaceable structure of stirring of hydraulic type shock-proof front-fork assembly as claimed in claim 5 is characterized in that, the location ring seat of the moving part of this line traffic control adjusting group is provided with two locks and puts the hole, wears the lock knot on the retaining edge of permanent seat for bolt.

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