CN203805624U

CN203805624U - Gear body structure

Info

Publication number: CN203805624U
Application number: CN201420066905.4U
Authority: CN
Inventors: 陈富胜
Original assignee: Individual
Current assignee: Individual
Priority date: 2014-02-17
Filing date: 2014-02-17
Publication date: 2014-09-03
Anticipated expiration: 2024-02-17

Abstract

The utility model relates to a gear body structure which is combined with a tooth disk on a bicycle. The gear body structure comprises a main drum body and at least one reinforcement part, wherein the main drum body is provided with a group of holes penetrating from one end of the main drum body to the other end, a plurality of positioning protruded strips and an embedded protruded strip are convexly arranged around the peripheral side of one end of the main drum body, the width of at least one positioning protruded strip is smaller than those of other positioning protruded strips, and a driving part extends at the other end of the main drum body provided with the positioning protruded strips. A sliding groove is concavely arranged on one side of the at least one reinforcement part and is inserted in one end of at least one positioning protruded strip with the width smaller than those of other positioning protruded strips in a slidable assembly mode, and the at least one reinforcement part abuts against the peripheral side of the positioning protruded strip. Through the installation of the reinforcement parts, the positioning protruded strips of the main drum body further reinforce the snapped stress which the main drum body is subject to from the tooth disk, and the manufacturing cost is reduced.

Description

Gear mass structure

Technical field

The utility model is a kind of gear mass structure, in details of the words a kind of association area that is applied to bicycle spare part, itself and toothed disc are connected with group, and feature can born toothed disc moment and long side direction to power, in addition by the whole cost of the assembled reduction of unlike material and durability, be the high utility model of a kind of practicality.

Background technology

The structure of bicycle is along with the evolution in epoch is also more accurate, progressive, bicycle is now pursued ultimate attainment slim and graceful, high external force is born, therefore more aobvious important of each spare part on bicycle, wherein again to spend hub the most important, flower hub similarly is the cardiac component of human body bicycle, it drives the rotation of bicycle wheels, bicycle can be advanced, the colored hub of bicycle is mainly the position of wheel shaft location and drive rim rotation, flower hub one side is provided with the ratchet carriage with flywheel assembly, hub drum and ratchet carriage are respectively and between axle, be provided with bearing, and between rear flower hub and ratchet carriage, utilize ratchet structure to produce single direction rotation, and drive trailing wheel to advance, therefore the design of hub axle bearing structure, there is great impact with concentricity and transmission smooth and easy.

Yet, the outer circumferential side of above-mentioned ratchet carriage can be provided with several fixedly raised lines, its be mainly used for fixing and fluted disc between assembling, and can be really with rotation and then the interlock chain of active toothed disk, bicycle be advanced or retreat, common ratchet carriage refers to TaiWan, China patent announcement M425781 " the wheel hub ratchet structure of bicycle ", it includes: it includes: a sleeve group, has a hub seat, and be located on this hub seat one side edge and a rotatable receiver; One ratchet group, is located at respectively between this hub seat and sleeve group, and the ratchet ring that it has metal material is equipped with some teeth portion on it, at least one ratchet, be located at this tooth portion relative position respectively and can be meshed; One magnetic devices, be located at respectively between this ratchet and tooth portion, it has a magnet assembly of being located on this ratchet, and effectively automatic absorbing is in this tooth portion, and pushed away from while making this ratchet because of the rotation of this receiver respectively after this tooth portion, and can automatic resetting and be again meshed with this tooth portion respectively; Whereby, utilize the magnetic devices be located between ratchet and tooth portion with magnetic-adsorption structure design, can make increase integrally-built service life, can reach simple in structure and group simultaneously and establish effect easily, and reduce space and use.

Its peripheral ring of receiver in above-mentioned " the wheel hub ratchet structure of bicycle " is around convexing with several fixedly raised lines, and each design that fixedly raised line and receiver are formed in one, bicycle is in order to pursue lightweight again, the material that makes receiver also can with lighten, on the interlock between receiver and fluted disc is fixed thus, receiver also cannot bear too powerful moment or long side direction is supported power, each that so only can cause receiver fixedly raised line consumes gradually, distortion or uneven, make receiver cannot mutually engage and drive with fluted disc the start of bicycle, user just must change or maintenance sleeve cylinder base is just continued use whereby, this mode only can be held needs to increase the cost in repair and replacement.Therefore, the dealer of relevant bicycle spare part must further think deeply this how to improve just can meet masses use.

In view of said circumstances, the inventor drops into many time study relevant knowledges, and more every quality in addition, carry out research and the exploitation of Related product, and the many experiments of going through and test, and finally release a kind of " gear mass structure ", improve above-mentioned disappearance, to meet popular required use.

Utility model content

Technical problem underlying to be solved in the utility model is, overcome the above-mentioned defect that prior art exists, and provide a kind of gear mass structure, main cylinder in bicycle have can bear stronger moment or for a long time side direction support power, and reduce to change, the cost in maintenance etc., it improves the disappearance of aforementioned cited prior art, its side direction that cannot bear for a long time fluted disc is supported the power of supporting of power or moment, and then cause main cylinder need replace for a long time, keep in repair, the disappearance problem of the cost that like this increase spends.

The utility model solves the technical scheme that its technical matters adopts:

A kind of gear mass structure, assemble mutually with the fluted disc of bicycle, it comprises: a main cylinder, it is provided with one group of hole and is through to the other end by one end of main cylinder, and at one end of this main cylinder outer circumferential side around convexing with several positioning convex strips and an embedding raised line, each positioning convex strip and this embedding raised line are arranged side by side in the same way and mutually with group hole, and wherein the width of at least one in each positioning convex strip is less than other, and the other end that is provided with several positioning convex strips at this main cylinder in addition is extended with a drive division; At least one stiffener, one side is concaved with a chute, and the sliding group in positioning convex strip one end that this chute is less than other by least one width plugs, and posts all sides to this positioning convex strip with this at least one stiffener frame; Wherein, the positioning convex strip of main cylinder is by the installing of stiffener, further strengthen that this main cylinder bears and fluted disc between the stressed strength of interlock mutually, more save the cost on manufacturing.

The further technical characterictic of the utility model is that this at least one stiffener is further a mouthful word and removes a horizontal shape word shape below, and include the stringer board sheet that a transverse slat sheet and two is connected to transverse slat sheet two ends, this transverse slat sheet is micro-arc bending shape again, and one end of each stringer board sheet connects respectively the both sides of transverse slat sheet, the other end is inwardly slightly-inclined setting, and is further formed with an interior veneer sticking to mutually with the less positioning convex strip of this width and outer to face.

The further technical characterictic of the utility model is the interior veneer of this at least one stiffener, and be positioned at one end that this two stringer boards sheet do not connect transverse slat sheet and further convex with respectively a card convex piece, and the setting of corresponding each card convex piece of the less positioning convex strip of this at least one width is concaved with a caulking groove, the setting of the positioning convex strip that this at least one stiffener and this at least one width are less again, makes each card convex piece be embedded in respectively corresponding caulking groove and gives spacing.

The further technical characterictic of the utility model is that the positioning convex strip quantity that in each positioning convex strip, width is less further can be one, three, six, eight, and the quantity of stiffener corresponding width compared with little positioning convex strip quantity, arrange.

The further technical characterictic of the utility model is that the assembling mode between stiffener and positioning convex strip, main cylinder can be and glutinously establishes, inserts to support and be sticked or block and establish.

The beneficial effects of the utility model are, main cylinder in bicycle have can bear stronger moment or for a long time side direction support power, and reduce to change, the cost in maintenance etc., it improves the disappearance of aforementioned cited prior art, its side direction that cannot bear for a long time fluted disc is supported the power of supporting of power or moment, and then cause main cylinder need replace for a long time, keep in repair, the disappearance problem of the cost that like this increase spends.

Accompanying drawing explanation

Below in conjunction with drawings and Examples, the utility model is further illustrated.

Fig. 1 is the utility model schematic perspective view.

Fig. 2 is another visual angle schematic perspective view of the utility model.

Fig. 3 is the utility model exploded perspective schematic diagram.

Fig. 4 is after the utility model is assembled mutually with bicycle crank in advance, and stiffener is slided group again in the action schematic diagram of positioning convex strip.

Fig. 5 is that the utility model stiffener is first slided group after positioning convex strip, refills the action schematic diagram of being located at bicycle crank.

Fig. 6 is that the utility model stiffener quantity is the schematic side view of.

Fig. 7 is that the utility model stiffener quantity is the schematic side view of three.

Fig. 8 is that the utility model stiffener quantity is the schematic side view of eight.

Fig. 9 is the perspective exploded view that the interior veneer of the utility model stiffener is long half-oval shaped.

Figure 10 is the utility model the second embodiment perspective exploded view.

Number in the figure explanation:

10 fluted disc 101 assembly holes

102 embeded slot 1 main cylinders

11 groups of hole 12 positioning convex strips

121 caulking groove 13 embedding raised lines

14 drive division 2 stiffeners

21 chute 22 transverse slat sheets

23 stringer board sheet 231 card convex pieces

The outer face that supports of 24 interior veneer 25

The specific embodiment

Refer to shown in Fig. 1 to Fig. 5, the utility model provides a kind of gear mass structure, assemble mutually with the fluted disc 10 of bicycle, it comprises: one is the main cylinder 1 of cylindrical tube shape, it is provided with one group of hole 11 and is through to the other end by one end of main cylinder 1, and at one end of this main cylinder 1 outer circumferential side around convexing with several positioning convex strips 12 and an embedding raised line 13 that is long square sheet, each positioning convex strip 12 is arranged side by side in the same way and mutually with this embedding raised line 13 and group hole 11, wherein the width of at least one in each positioning convex strip 12 is less than other, the other end that is provided with several positioning convex strips 12 at this main cylinder 1 in addition is extended with a drive division 14, at least one stiffener 2, one side is concaved with a chute 21, and this chute 21 is installed in the positioning convex strip 12 that at least one width is less than other, and is plugged and entered by the sliding group in one end, makes these at least one stiffener 2 frames post all sides to the little positioning convex strip 12 of this width angle, wherein, the less positioning convex strip 12 of width on main cylinder 1 is by the installing of stiffener 2, further strengthens that this main cylinder 1 bears and the stressed strength of 10 mutual interlocks of fluted disc, more saves the cost on manufacturing.

This at least one stiffener 2 is a mouthful word and removes a horizontal shape word shape below according to the above description, and detail characteristic includes the stringer board sheet 23 that a transverse slat sheet 22 and two is connected to transverse slat sheet 22 two ends, this transverse slat sheet 22 is micro-arc bending shape again, the kenel that makes this two stringer boards sheet 23 be connected in transverse slat sheet 22 is inside slightly-inclined setting, the setting of this at least one stiffener 2 by transverse slat sheet 22 and each stringer board sheet 23 is to form veneer 24 and the outer face 25 that supports in contrast to veneer 24 that is positioned at chute 21 in addition, in addition, the kenel setting of this at least one stiffener 2 also designs compared with little positioning convex strip 12 according to this width angle, by these two stringer boards sheet, 23 slightly-inclined settings, allow this at least one stiffener 2 closely be clipped in the both sides of the less positioning convex strip 12 of this width, avoid the situation of slippage voluntarily to occur, refer to shown in Fig. 3, in addition, refer to shown in Fig. 9, in the design of this at least one stiffener 2 of the utility model, except chute shown in Fig. 1 21 is approximate rectangular setting, also can be the setting of semiellipse shape, its main purpose is to provide at least one stiffener 2 can firmly be assembled on the positioning convex strip 12 that this width is less, avoid the situation of slippage to occur.

Above-mentioned explanation continues, the fluted disc 10 of the utility model and bicycle is assembled mutually, and fluted disc 10 is existing spare part on bicycle, at this, just no longer add to repeat, the center of fluted disc 10 is in order to be connected with group with the utility model, therefore be provided with an assembly hole 101, and corresponding each positioning convex strip 12 of the hole wall of assembly hole 101 and embedding raised line 13 are concaved with the embeded slot 102 of several equal numbers, and the assembling mode of 10 of main cylinder 1 and fluted discs has two kinds, now in following difference, illustrate one by one: one, refer to shown in Fig. 5, and the Fig. 3 that arranges in pairs or groups is for auxiliary, user can be first by the sliding group positioning convex strip that width is less on main cylinder 1 12 of at least one stiffener 2, and it is fixing to stick to mutually assembling, then each embeded slot 102 of each positioning convex strip 12 of main cylinder 1 and embedding raised line 13 aligning fluted discs 10 is being inserted, can allow thus each positioning convex strip 12 and embedding raised line 13 on main cylinder 1 mutually fasten spacing with each embeded slot 102 respectively, while allowing bicycle advance start, at least one stiffener 2 can bear the application force that fluted disc 10 produces, further protect each positioning convex strip 12, embedding raised line 13 and main cylinder 1, two, refer to shown in Fig. 4, and the Fig. 3 that arranges in pairs or groups is for auxiliary, except the mode of one, user also can first assemble main cylinder 1 and fluted disc 10 in advance, then more at least one stiffener 2 is inserted in the embeded slot 102 of fluted discs 10 to (it plugs position is positioning convex strip 12 that width is less and the gap of 102 of embeded slots), and mutually stick to assembling with positioning convex strip 12 and locate.Assembling mode that above-mentioned two kinds of at least one stiffeners 2, main cylinder 1 and fluted disc are 10 all provides the advantage of the easy left-hand seat of user's cylinder, handled easily, and can really reach the effect of reinforcement.

In general, the housing at its each position of colored hub of bicycle is the design of identical material all respectively, and in the process of making, be also to utilize mould one-body molded and design, make the assembly of whole colored hub shell be all identical material, therefore fastening between the housing of existing colored hub and fluted disc used, and easily causes abrasion and the corrupted of hub shell body.For this reason, the utility model has adopted the material that rigidity intensity is not identical in the design of at least one stiffener 2 and main cylinder 1, and can be greater than positioning convex strip 12 in the rigidity intensity part of this at least one stiffener 2, whereby when bicycle moves, its at least one stiffener 2 can bear the application force that fluted disc 10 produces, and allows main cylinder 1 keep its original period of service.

In addition, the utility model is except Fig. 1, on the less positioning convex strip 12 of width that Fig. 3 to Fig. 6 is shown in, be equiped with outside at least one stiffener 2, further there are three stiffeners 2, the design of six stiffeners 2 and eight stiffeners 2, and less positioning convex strip 12 quantity of width are also with the identical setting of quantity of stiffener 2, refer to shown in Fig. 7 and Fig. 8, it can increase gradually according to the usefulness of different bicycles the dynamics of strengthening, it is worth mentioning that again, stiffener 2 and positioning convex strip 12, the assembling mode that main cylinder is 1 can be glutinous establishing, general inserts to being sticked or blocking and establish, no matter the utility model is in the quantitative setting of stiffener 2, and the assembling mode of 1 of stiffener 2 and main cylinder is not with the above-mentioned system that is limited, also can be with user's convenience, habit, the usefulness of bicycle and change the quantity of stiffener 2, the assembling mode that stiffener 2 and main cylinder are 1, reach whereby best strengthening effect, compared with prior art, early stage colored hub shell part is because of integrated setting and mix weight-saving theory, allow colored hub shell part cannot bear larger fluted disc application force, and then cause corrupted, cause changing, maintenance cost with increase, review the utility model by the assembling of 1 of stiffener 2 and main cylinder, and the difference of the difference in material, allow colored hub shell part can maintain original tenure of use, significantly reduce maintenance, the cost replacing with, compared with prior art the utility model more can provide user to use.

In addition, the utility model has the second embodiment in the design of this at least one stiffener 2 and corresponding positioning convex strip 12, interior veneer at this at least one stiffener 2, and be positioned at this two stringer boards sheet 23 and further convex with respectively a card convex piece 231 for connecting one end of transverse slat sheet 22, and less corresponding each card convex piece 231 of positioning convex strip 12 of this at least one width is concaved with respectively a caulking groove 121, when the sliding groups of this at least one stiffener 2 are during in the less positioning convex strip 12 of this width, user first aims at the less positioning convex strip 12 of width by the chute of this at least one stiffener 2 21, allow each card convex piece 231 aim at each caulking groove 121, then again this at least one stiffener 2 is passed towards drive division 14 directions, so complete the assembling of this at least one stiffener 2, and by the assembly of 121 of each card convex piece 231 and each caulking grooves, to fix the assembling of this at least one stiffener 2, avoid slippage voluntarily to drop, and the utility model the second embodiment also can arrange in pairs or groups mutually with the kenel of Fig. 3, these set two card convexs piece, 231 quantity of this at least one stiffener 2 are explained in the best way again, also the interior veneer of arbitrary stringer board sheet 23 that can be this at least one stiffener 2 is provided with card convex piece 231 and coordinates caulking groove 121 to be assembled, not with several card convex pieces 231, be limited with several caulking grooves 121, refer to shown in Figure 10.

The above, it is only preferred embodiment of the present utility model, not the utility model is done to any pro forma restriction, any simple modification, equivalent variations and modification that every foundation technical spirit of the present utility model is done above embodiment, all still belong in the scope of technical solutions of the utility model.

Claims

1. a gear mass structure, assembles mutually with the fluted disc of bicycle, it is characterized in that, comprising:

One main cylinder, it is provided with one group of hole and is through to the other end by one end of main cylinder, and at one end of this main cylinder outer circumferential side around convexing with several positioning convex strips and an embedding raised line, each positioning convex strip and this embedding raised line are arranged side by side in the same way and mutually with group hole, wherein the width of at least one in each positioning convex strip is less than other, and the other end that is provided with several positioning convex strips at this main cylinder in addition is extended with a drive division;

At least one stiffener, one side is concaved with a chute, and the sliding group in positioning convex strip one end that this chute is less than other by least one width plugs, and posts all sides to this positioning convex strip with this at least one stiffener frame.

2. gear mass structure according to claim 1, it is characterized in that, described at least one stiffener is further a mouthful word and removes a horizontal shape word shape below, and include the stringer board sheet that a transverse slat sheet and two is connected to transverse slat sheet two ends, this transverse slat sheet is micro-arc bending shape again, and one end of each stringer board sheet connects respectively the both sides of transverse slat sheet, the other end is inwardly slightly-inclined setting, and is further formed with an interior veneer sticking to mutually with the less positioning convex strip of this width and outer to face.

3. gear mass structure according to claim 2, it is characterized in that, the interior veneer of described at least one stiffener, and be positioned at one end that this two stringer boards sheet do not connect transverse slat sheet and further convex with respectively a card convex piece, and the setting of corresponding each card convex piece of the less positioning convex strip of this at least one width is concaved with a caulking groove, the setting of the positioning convex strip that this at least one stiffener and this at least one width are less again, makes each card convex piece be embedded in respectively corresponding caulking groove and gives spacing.

4. gear mass structure according to claim 1, is characterized in that, the positioning convex strip quantity that in described each positioning convex strip, width is less further can be one, three, six, eight, and the quantity of stiffener corresponding width compared with little positioning convex strip quantity, arrange.

5. according to the gear mass structure described in any one in claim 1 to 4, it is characterized in that, the assembling mode between described stiffener and positioning convex strip, main cylinder can be to stick and establishes, inserts to being sticked or blocking and establish.