CN206087165U - Stable and protection device of bicycle chain - Google Patents

Abstract

The utility model discloses a bicycle equipment technical field's a stable and protection device of bicycle chain, the device comprises a backboar, the inner wall of backplate is provided with the gyro wheel, the inner chamber of backplate is provided with the mounting panel, the mounting panel has the deflector through the screw connection, the shaft hole has been seted up to the outer wall of deflector, the left side in shaft hole is provided with the machine oil jar, inner wall through at the backplate sets up the gyro wheel, ride comfort when guaranteeing chain drive and chain and drive gear's compactness, prevent the chain and drop because of vibrations, the rotation of the rotating band kinetodesma thick stick through the controlling means control motor, rotation through the lead screw drives the up -and -down motion of slider, up -and -down motion through the slider drives the up -and -down motion that compresses tightly the gear, compress tightly the height of gear on the lead screw through the adjustment, make the elasticity nature of chain adjust, be favorable to the chain to adjust to the optimum, make the life maxmizing of chain.

Description

A kind of bicycle chain is stablized and protection device

Technical field

This utility model is related to bicycle equipment technical field, and specially a kind of bicycle chain is stablized and protection device.

Background technology

Existing bicycle chain protection device and stabilising arrangement are two independent systems, by a separately installed tooth Disk protection plate realizes that chain is protected, existing to support that the bicycle chain stabilising arrangement of speed change system is mostly reduced using rotatingcylindrical drum Interference (chain switches on two fluted discs of size) to chain wheel speed change, current cylinder type chain stabilising arrangement shortcoming mainly has Noise is big, and speed change is unsmooth, increases chain resistance, and chain wheel can cause chain to slide to small tooth plate, pole by large fluted disc when reversing Situations such as guide wheel does not turn, and chain skids occurs in the case of end, meanwhile, current chain stabilising arrangement needs to divide with protection device Not separately installed, big with weight, the shortcomings of install complicated, such as Chinese Patent Application No. is 201420365661.X bicycles Chain is stablized and protection device, and particular content is：A kind of bicycle chain is stablized and protection device, mainly by guide wheel, backboard structure Into the guide wheel is rotatably connected on backboard side, and on the backboard fixing hole is provided with, and the backboard bottom is provided with chain Bar protection board, during installation, pulls down first bicycle crank chain wheel, and fixing hole is sleeved on bicycle middle shaft with screw, reinstalls Crank chain wheel, can conveniently install, and the weight of bicycle can be mitigated while reducing installation steps, more severe Under road conditions, fluted disc and chain are easily subject to barrier impacts and affect to use, by arranging chain protection board, being capable of protection chains It is without damage, although this bicycle chain is stable and protection device is conveniently installed, can mitigate while reducing installation steps The weight of bicycle and by arranging chain protection board, can protection chains it is without damage, but directive wheel is simply set advising Determine the transmission direction of chain, it is impossible to ensure chain in tensioned state, in the presence of a harsh environment chain is easy because of not tightening Generation vibrations come off, and are unfavorable for the protection to chain and personal safety, while the device without automatic adding machine oil, chain is scarce Meeting accelerated wear test in the case of few machine oil, the service life for making chain is reduced, therefore, design a kind of bicycle chain and stablize and protect Protection unit.

Utility model content

The purpose of this utility model is to provide a kind of bicycle chain to stablize and protection device, to solve above-mentioned background skill Although the convenient installation proposed in art, the weight of bicycle can be mitigated while reducing installation steps and is protected by arranging chain Backplate, can protection chains it is without damage, but the transmission direction that directive wheel carrys out regulation chain is simply set, it is impossible to ensure chain In tensioned state, in the presence of a harsh environment chain is susceptible to vibrations and comes off because of not tightening, and is unfavorable for the guarantor to chain Shield and personal safety, while the device without automatic adding machine oil, chain meeting accelerated wear test in the case where machine oil is lacked, make chain The problem that the service life of bar is reduced.

For achieving the above object, this utility model provides following technical scheme：A kind of bicycle chain is stable and protection is filled Put, including backboard, the inwall of the backboard is provided with roller, and the inner chamber of the backboard is provided with installing plate, and the installing plate leads to The outer wall that crossing mode connects for screw has guide plate, the guide plate offers axis hole, and the left side of the axis hole arranges organic oil tank, described Machine oil tank is arranged on the outer wall of guide plate, and the bottom of the machine oil tank is provided with spray bar, and the outer wall of the spray bar is provided with Electromagnetic valve, the bottom of the spray bar is provided with hairbrush, and the bottom and top in the left side of the machine oil tank offer fixing hole, The fixing hole is arranged on the outer wall of guide plate, and the bottom and top of the left end of the guide plate are provided with bearing, two groups of institutes State and be provided between bearing leading screw, motor is provided with the top of the leading screw, the outer wall of the leading screw is provided with slide block, described The left end of slide block is provided with compression gear, and the intracavity bottom of the backboard is provided with support base, and the top of the support base is arranged There is guide gear, control device is provided with the top of the backboard, the control device is electrical with electromagnetic valve and motor respectively Connection.

Preferably, the quantity of the roller is three groups, and the structure of roller is identical described in three groups.

Preferably, the compression gear is identical with the structure of guide gear.

Preferably, the intracavity bottom of the slide block laterally offers through hole, and the inner chamber of the through hole is provided with female thread, institute The pitch for stating female thread is identical with the pitch of leading screw.

Compared with prior art, the beneficial effects of the utility model are：Roller is arranged by the inwall in backboard, it is ensured that chain Ride comfort and chain when bar is driven and the compactness of travelling gear, prevent chain and come off because of vibrations, by control device The rotation of control motor drives the rotation of leading screw, by the up and down motion of the rotational band movable slider of leading screw, by the upper of slide block Lower motion drives the up and down motion for compressing gear, and by adjustment height of the gear on leading screw is compressed, and makes the elasticated of chain can To adjust, be conducive to chain to be adjusted optimally, the service life for making chain reaches maximum, controlled in electricity by control device The ejection of the machine oil that the folding of magnet valve comes in control machine oil tank with stop, the convenient addition to machine oil on chain makes the chain will not Appearance lacks the situation of machine oil, is conducive to the lubrication of chain, reduces the abrasion of chain, extends the service life of chain, by hair The setting of brush, makes smearing for machine oil uniform, the loss of machine oil is reduced, while hairbrush can also clean the debris on chain surface, it is ensured that The cleaning of chain.

Description of the drawings

Fig. 1 is this utility model structural representation；

Fig. 2 is this utility model slide block structure schematic diagram.

In figure：1 backboard, 2 rollers, 3 installing plates, 4 guide plates, 5 axis holes, 6 machine oil tanks, 7 spray bars, 8 electromagnetic valves, 9 hairbrush, 10 fixing holes, 11 bearings, 12 leading screws, 13 motor, 14 slide blocks, 141 through holes, 142 female threads, 15 compress gears, 16 support bases, 17 guide gears, 18 control devices.

Specific embodiment

Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of this utility model, rather than whole Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment for being obtained, belongs to the scope of this utility model protection.

Fig. 1-2 is referred to, this utility model provides a kind of technical scheme：A kind of bicycle chain is stablized and protection device, Including backboard 1, the inwall of the backboard 1 is provided with roller 2, and the inner chamber of the backboard 1 is provided with installing plate 3, the installing plate 3 Guide plate 4 is connected by screw, the outer wall of the guide plate 4 offers axis hole 5, and the left side of the axis hole 5 arranges organic oil Tank 6, the machine oil tank 6 is arranged on the outer wall of guide plate 4, and the bottom of the machine oil tank 6 is provided with spray bar 7, the spray bar 7 Outer wall be provided with electromagnetic valve 8, the bottom of the spray bar 7 is provided with hairbrush 9, the bottom and top in the left side of the machine oil tank 6 Portion offers fixing hole 10, and the fixing hole 10 is arranged on the outer wall of guide plate 4, the bottom of the left end of the guide plate 4 and Top is provided with bearing 11, is provided with leading screw 12 described in two groups between bearing 11, and the top of the leading screw 12 is provided with electronic Machine 13, the outer wall of the leading screw 12 is provided with slide block 14, and the left end of the slide block 14 is provided with compression gear 15, the backboard 1 Intracavity bottom be provided with support base 16, the top of the support base 16 is provided with guide gear 17, and the top of the backboard 1 sets Control device 18 is equipped with, the control device 18 is electrically connected with respectively with electromagnetic valve 8 and motor 13.

Wherein, the quantity of the roller 2 is three groups, and the structure of roller 2 is identical described in three groups, it is ensured that flat during chain drive Pliable and chain and the compactness of travelling gear, prevent chain and come off because of vibrations, described to compress gear 15 and guide gear 17 structure is identical, it is ensured that the transmission irregularity of chain, reduces the loss of mechanical force, and the intracavity bottom of the slide block 14 is laterally opened Through hole 141 is provided with, the inner chamber of the through hole 141 is provided with female thread 142, the pitch of the female thread 142 and the spiral shell of leading screw 12 Away from identical, it is ensured that motion of the slide block 14 on leading screw 12, make the elasticated of adjustment chain more accurate.

Operation principle：The guiding that this utility model chain passes through guide plate 4, it is ensured that the ride comfort of chain, by backboard 1 Inwall roller 2 is set, it is ensured that ride comfort and chain during chain drive and the compactness of travelling gear, prevent chain because shake Move and come off, axis hole 5 is opened up by the outer wall in guide plate 4, facilitate the fixation of chain drive gear shaft, it is ensured that chain and transmission The matching relationship of gear, by arranging fixing hole 10 in the left side of axis hole 5, the installation for facilitating whole device is fixed, by control The ejection and stopping of the machine oil that the folding of the electromagnetic valve 8 of the control outer wall of spray bar 7 of device 18 comes in control machine oil tank 6, facilitates right The addition of machine oil on chain, makes chain be not in the situation for lacking machine oil, is conducive to the lubrication of chain, reduces the mill of chain Damage, extend the service life of chain, by arranging hairbrush 9 in the bottom of spray bar 7, make smearing for machine oil uniform, reduce machine oil Loss, while hairbrush can also clean the debris on chain surface, it is ensured that the cleaning of chain, by control device 18 control motor 13 rotation drives the rotation of leading screw 12, by the up and down motion of the rotational band movable slider 14 of leading screw 12, by the upper of slide block 14 Lower motion drives the up and down motion for compressing gear 15, and by adjustment height of the gear 15 on leading screw 12 is compressed, and makes the pine of chain Sigma compactness can be adjusted, and be conducive to chain to be adjusted optimally, and the service life for making chain reaches maximum, by guide gear 17 It is engaged with gear 15 is compressed, it is ensured that the motion stabilization of chain and will not fall off, is conducive to using and protecting for chain.

While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art, It is appreciated that these embodiments can be carried out various changes in the case of without departing from principle of the present utility model and spirit, repaiies Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.

Claims (4)

1. a kind of bicycle chain is stablized and protection device, including backboard (1), it is characterised in that：The inwall of the backboard (1) sets Roller (2) is equipped with, the inner chamber of the backboard (1) is provided with installing plate (3), and the installing plate (3) has been connected by screw guiding Plate (4), the outer wall of the guide plate (4) offers axis hole (5), and the left side of the axis hole (5) arranges organic oil tank (6), described Machine oil tank (6) is arranged on the outer wall of guide plate (4), and the bottom of the machine oil tank (6) is provided with spray bar (7), the spray bar (7) outer wall is provided with electromagnetic valve (8), and the bottom of the spray bar (7) is provided with hairbrush (9), the left side of the machine oil tank (6) Bottom and top offer fixing hole (10), the fixing hole (10) is arranged on the outer wall of guide plate (4), the guide plate (4) bottom and top of left end is provided with bearing (11), is provided with leading screw (12) described in two groups between bearing (11), described Motor (13) is provided with the top of leading screw (12), the outer wall of the leading screw (12) is provided with slide block (14), the slide block (14) Left end be provided with compression gear (15), the intracavity bottom of the backboard (1) is provided with support base (16), the support base (16) Top be provided with guide gear (17), control device (18), the control device (18) are provided with the top of the backboard (1) It is electrically connected with electromagnetic valve (8) and motor (13) respectively.

2. a kind of bicycle chain according to claim 1 is stablized and protection device, it is characterised in that：The roller (2) Quantity be three groups, the structure of roller (2) is identical described in three groups.

3. a kind of bicycle chain according to claim 1 is stablized and protection device, it is characterised in that：The compression gear (15) it is identical with the structure of guide gear (17).

4. a kind of bicycle chain according to claim 1 is stablized and protection device, it is characterised in that：The slide block (14) Intracavity bottom laterally offer through hole (141), the inner chamber of the through hole (141) is provided with female thread (142), the female thread (142) pitch is identical with the pitch of leading screw (12).