CN205131542U - Novel bicycle back vent support - Google Patents

Abstract

The utility model discloses a novel bicycle back vent support. Including the assembly body, bearing fixed slot, bearing device district, down pitch the fixed axle, down the fork, pitch fixed block, elastic expansion pump down and pitch the fixed axle on, go up to pitch and pitch fixed block, spring dog, telescopic shaft and spring on, the bearing fixed slot sets up at assembly body downside, the bearing device district sets up in the internal side of assembly, under pitch the fixed axle link pack body, down fixed axle and assembly body coupling are pitched under through to the fork, on pitch the fixed axle with the assembly body coupling, go up the fork through last fork fixed axle and assembly body coupling, on pitch that the fixed block is fixed to be set up at the last downside of pitching, telescopic shaft and spring dog fixed connection, the spring sets up in the telescopic shaft outside. This novel bicycle back vent support, consequently the quality of product has been guaranteed to the design of whole back vent support, can practice thrift the maintenance cost of product to and can lighten the harm of automobile body and guarantee the personal safety of riding passerby.

Description

A kind of new bicycle back vent support

Technical field

The utility model belongs to technical field of bicycles, particularly relates to a kind of new bicycle back vent support.

Background technology

Social nowadays, people more and more pursue healthy living, also because the impact of environment, the mode of motion that people walk from generation to generation to manpower walking and bicycle is more and more extensive, and this kind of method also greatly can alleviate the pollution in city and the traffic pressure in city concerning city, therefore facilitate greatly developing of bicycle trade, but for bicycle self, the installation of bicycle and interlock effect there is significant impact to comfort level of riding in service life of bicycle and people beyond doubt.

With back fork of bicycle support, existing this kind of device is with regard to Shortcomings, both this device existing was all rigidly connected, and be all connect by the mode of electric welding in junction, so just with regard to bicycle, back fork of bicycle support is made to become disposable apparatus beyond doubt, so just greatly reduce service efficiency and the service life of bicycle, secondly this kind of device can make vehicle in the process of riding for a long time, reduce the performance of bicycle and make people produce sense of discomfort because of vibrations in the process of riding, the most important thing is because the employing of most manufacturer is iron structure under pursuing the situation of interests, just brush one deck rust proof layer in outside, in long use procedure, cycle rack will be damaged because of corrosion like this, thus affect personal safety.

Utility model content

The utility model provides a kind of new bicycle back vent support, to solve the problem proposed in above-mentioned background technology for solving in known technology the technical matters that exists.

The technical scheme that the utility model is taked for the technical matters existed in solution known technology is: a kind of new bicycle back vent support, comprises assembly, set collar, bearing hold down groove, bearing arrangement district, delthyrium, lower fork anchor shaft, lower fork, lower fork fixed block, elastic telescopic pump, upper fork anchor shaft, upper fork, upper fork fixed block, spring block, telescopic shaft and spring, described assembly is arranged on the left of lower fork and upper fork, and assembly comprises set collar, bearing hold down groove and delthyrium, described set collar is positioned on the upside of assembly, described bearing hold down groove is arranged on the downside of assembly, and bearing hold down groove is positioned at around bearing arrangement district, described bearing arrangement district is arranged on inside assembly, described delthyrium is fixedly installed on assembly, described lower fork anchor shaft is linked and packed body, described lower fork is connected with assembly by lower fork anchor shaft, described lower fork fixed block is positioned on the upside of lower fork, described elastic telescopic pump connects lower fork fixed block and upper fork fixed block respectively by bolt, and described upper fork anchor shaft is connected with assembly, and described upper fork is connected with assembly by upper fork anchor shaft, described upper fork fixed block is fixedly installed on fork downside, described spring block is welded on to be pitched, and described telescopic shaft is fixedly connected with spring block, and described spring is arranged on outside telescopic shaft.

Advantage of the present utility model and good effect are: compared with prior art, this new bicycle back vent support, upper fork and what adopt between lower fork with assembly is that bearing is connected, this kind of mode can realize the up-and-down movement of fork, and it is detachable, can easily change damage parts, secondly the thickness of bearing hold down groove is less than assembly, this kind of design can more firmly bolt of rear end plate cap, and connect with elastic telescopic pump between upper fork and lower fork, in the middle of upper fork, spring block and telescopic shaft are installed, what can alleviate that car body produces because of vibrations jolts, be more whole component adopt be that titanic alloy machining forms, therefore whole back vent support Design ensure that the quality of product, the maintenance cost of product can be saved, and can alleviate the infringement of car body and the personal safety that ensure that bicyclist.

Preferably: described assembly is connected with lower fork and upper fork respectively by bolt, and assembly can realize being separated with upper fork with lower fork.

Preferably: described bearing hold down groove and assembly design for integral type, and bearing hold down groove thickness is less than assembly.

Preferably: described upper vent is in the upside of elastic telescopic pump.

Preferably: described telescopic shaft is arranged on spring inner, and telescopic shaft can inside and outside stretch.

Accompanying drawing explanation

Fig. 1 is main TV structure schematic diagram of the present utility model.

In figure: 1, assembly; 2, set collar; 3, bearing hold down groove; 4, bearing arrangement district; 5, delthyrium; 6, lower fork anchor shaft; 7, lower fork; 8, lower fork fixed block; 9, elastic telescopic pump; 10, upper fork anchor shaft; 11, upper fork; 12, upper fork fixed block; 13, spring block; 14, telescopic shaft; 15, spring.

Detailed description of the invention

For summary of the invention of the present utility model, Characteristic can be understood further, hereby exemplify following examples and be described in detail as follows:

Refer to Fig. 1, a kind of new bicycle back vent of the utility model support, comprises assembly 1, set collar 2, bearing hold down groove 3, bearing arrangement district 4, delthyrium 5, lower fork anchor shaft 6, lower fork 7, lower fork fixed block 8, elastic telescopic pump 9, upper fork anchor shaft 10, upper fork 11, upper fork fixed block 12, spring block 13, telescopic shaft 14 and spring 15.Wherein

Assembly 1 is arranged on the left of lower fork 7 and upper fork 11, and assembly 1 comprises set collar 2, bearing hold down groove 3 and delthyrium 5, set collar 2 is positioned on the upside of assembly 1, bearing hold down groove 3 is arranged on the downside of assembly 1, and bearing hold down groove 3 is positioned at around bearing arrangement district 4, bearing arrangement district 4 is arranged on inside assembly 1, and delthyrium 5 is fixedly installed on assembly 1.

Lower fork anchor shaft 6 is linked and packed body 1, and lower fork 7 is connected with assembly 1 by lower fork anchor shaft 6, and lower fork fixed block 8 is positioned on the upside of lower fork 7, and elastic telescopic pump 9 connects lower fork fixed block 8 and upper fork fixed block 12 respectively by bolt;

In the present embodiment, upper fork anchor shaft 10 is connected with assembly 1, upper fork 11 is connected with assembly 1 by upper fork anchor shaft 10, upper fork fixed block 12 is fixedly installed on the downside of fork 11, spring block 13 is welded on fork 11, telescopic shaft 14 is fixedly connected with spring block 13, and spring 15 is arranged on outside telescopic shaft 14.

Assembly 1 is connected with lower fork 7 and upper fork 11 respectively by bolt, and assembly 1 can realize being separated with upper fork 11 with lower fork 7, bearing hold down groove 3 and assembly 1 design for integral type, and bearing hold down groove 3 thickness is less than assembly 1, upper fork 11 is positioned on the upside of elastic telescopic pump 9, and upper fork 11 can around upper fork anchor shaft 10 up-and-down movement, it is inner that telescopic shaft 14 is arranged on spring 15, and telescopic shaft 14 can interior external extension.

Using method: before the work of new bicycle back vent support, reply is first assembled this back vent support, lower fork 7 is bolted on lower fork anchor shaft 6 by the first step, thus lower fork 7 is connected with assembly 1, in like manner upper fork 11 is bolted on upper fork anchor shaft 10, thus fork 11 is connected with assembly 1, elastic telescopic pump 9 is connected with lower fork fixed block 8 and upper fork fixed block 12 by bolt by second step respectively, thus make lower fork 7 is connected indirectly with fork 11, spring 15 is set on telescopic shaft 14 by the 3rd, trailing wheel is arranged on position, bearing arrangement district 4 by bearing by the 4th step, and have screw cap to be fixed on to tighten, last whole back fork of bicycle support is in conjunction with other component bicycle main bodys of bicycle rear machine bicycle, when using this back fork of bicycle support, utilize on lower fork 7 and fork 11 support trailing wheel, and damping process can be carried out under the effect of elastic telescopic pump 9 and spring 15 when bumpy sections, and the infringement of jolting of people can be alleviated.

Although illustrate and described embodiment of the present utility model, for the ordinary skill in the art, be appreciated that and can carry out multiple change, amendment, replacement and modification to these embodiments when not departing from principle of the present utility model and spirit, scope of the present utility model is by claims and equivalents thereof.

Claims (5)

1. a new bicycle back vent support, comprise assembly (1), set collar (2), bearing hold down groove (3), bearing arrangement district (4), delthyrium (5), lower fork anchor shaft (6), lower fork (7), lower fork fixed block (8), elastic telescopic pump (9), upper fork anchor shaft (10), upper fork (11), upper fork fixed block (12), spring block (13), telescopic shaft (14) and spring (15), it is characterized in that: described assembly (1) is arranged on lower fork (7) and upper fork (11) left side, and assembly (1) comprises set collar (2), bearing hold down groove (3) and delthyrium (5), described set collar (2) is positioned at assembly (1) upside, described bearing hold down groove (3) is arranged on assembly (1) downside, and bearing hold down groove (3) is positioned at bearing arrangement district (4) around, described bearing arrangement district (4) is arranged on assembly (1) inner side, described delthyrium (5) is fixedly installed on assembly (1), described lower fork anchor shaft (6) is linked and packed body (1), described lower fork (7) is connected with assembly (1) by lower fork anchor shaft (6), described lower fork fixed block (8) is positioned at lower fork (7) upside, described elastic telescopic pump (9) connects lower fork fixed block (8) and upper fork fixed block (12) respectively by bolt, described upper fork anchor shaft (10) is connected with assembly (1), described upper fork (11) is connected with assembly (1) by upper fork anchor shaft (10), described upper fork fixed block (12) is fixedly installed on fork (11) downside, described spring block (13) is welded on fork (11), described telescopic shaft (14) is fixedly connected with spring block (13), described spring (15) is arranged on telescopic shaft (14) outside.

2. new bicycle back vent support according to claim 1, it is characterized in that: described assembly (1) is connected with lower fork (7) and upper fork (11) respectively by bolt, and assembly (1) can realize being separated with upper fork (11) with lower fork (7).

3. new bicycle back vent support according to claim 1, it is characterized in that: described bearing hold down groove (3) and assembly (1) design for integral type, and bearing hold down groove (3) thickness is less than assembly (1).

4. new bicycle back vent support according to claim 1, is characterized in that: described upper fork (11) is positioned at the upside of elastic telescopic pump (9).

5. new bicycle back vent support according to claim 1, is characterized in that: it is inner that described telescopic shaft (14) is arranged on spring (15), and telescopic shaft (14) can interior external extension.