CN207311757U - Chain adjusts and uses baffle, chain regulating structure and electric car - Google Patents

Abstract

The utility model provides a kind of chain adjusting baffle, chain regulating structure and electric car, is related to the technical field of the vehicles, which includes baffle body with baffle；The baffle body is integrally connected to frame interior；The baffle body is also detachably connected with vehicle frame；Chain regulating structure, including chain regulator and the chain adjusting baffle；The chain regulator is through the baffle body and with taking turns axis connection；The electric car, including the chain adjusting baffle.The chain adjusting of the utility model can be applied to the special construction that vehicle frame wraps rear axle with baffle, and mounted configuration is complete.

Description

Chain adjusts and uses baffle, chain regulating structure and electric car

Technical field

The utility model relates generally to technical field of transportation means, more particularly to but and is directed not only to chain adjusting gear Plate, chain regulating structure and electric car.

Background technology

Electric bicycle is using storage battery as supplementary energy, is mounted with motor, controller, storage battery, handle brake lever etc. The Personal Transporter of the electromechanical integration of control member and display instrument system, has two wheels, can realize manpower ride, The extraordinary bicycle of electronic or electric power-assist function.

Electric bicycle accessory is primarily referred to as the general designation of all parts of electrical salf-walking vehicle body and annex.Big according to vehicle body Structural framing can be divided into：Several major classes such as vehicle frame, tire, pedal parts, front fork assembly, chain, flywheel.Wherein, chain is a kind of Very common accessory, generally after a period of time of riding, situations such as " chain-taking " occurs in chain, or sometimes often need Chain is adjusted, this just needs to use chain adjuster.

The chain adjuster of the prior art is suitable for common electric bicycle, and the baffle of adjuster is used for before blocking adjuster The position that end is fixed with wheel shaft, to adjust the elastic of chain, in general baffle is used in common bicycle or electrical salf-walking Che Shang, during installation, baffle is installed on outside vehicle frame.

However, the baffle of above-mentioned chain adjuster has as a drawback that：

First, the baffle of above-mentioned chain adjuster is only applicable to the bicycle or electrical salf-walking that rear wheel wheel shaft is exposed on the external Car, is directed to for the electric bicycle that vehicle frame wraps up rear axle, and the baffle of the chain adjuster can not be installed, even if exerting oneself Install by force, baffle can be exposed at outside vehicle frame, and structure is imperfect；

2nd, for these reasons, whole electric bicycle occupied space is larger, is unsuitable for storing, and the baffle exposed And the easy scratch bicyclist in adjuster rear portion or other passerbys, the danger coefficient ridden is increased to a certain extent；

3rd, some uses of the baffle of the prior art are directly fixedly mounted on vehicle frame, can not thus be dismantled, or have It is stuck on vehicle frame, installation is insecure, and very burden is brought to installation and removal.

The information for being disclosed in the background section is merely intended to deepen the reason to the general background technology of the utility model Solution, and be not construed as recognizing or imply known to those skilled in the art existing of the information structure in any form Technology.

Utility model content

It is existing to alleviate the purpose of this utility model is to provide chain adjusting baffle, chain regulating structure and electric car After the baffle for having chain adjuster present in technology is installed on vehicle frame, body frame structure for automotive is imperfect and waits technical problem.

The purpose of this utility model is to provide a kind of chain adjusting baffle；

Second purpose of the utility model is to provide a kind of chain regulating structure；

3rd purpose of the utility model is to provide a kind of electric car.

On the one hand, chain adjusting baffle provided by the utility model, including baffle body；

The baffle body is integrally connected to frame interior；

The baffle body is also detachably connected with vehicle frame.

Further, the baffle body includes the first face and the second face to intersect vertically.

Further, first face is equipped with first through hole.

Further, second face is connected to frame interior and is connected with vehicle frame, or, second face is connected to vehicle frame Gap that is internal and being formed between vehicle frame is used to clamp splash apron bracket.

Further, second face is detachably connected with vehicle frame by bolt.

On the other hand, the utility model also provides a kind of chain regulating structure, including chain regulator and the chain are adjusted Use baffle；

The chain regulator is through the baffle body and with taking turns axis connection.

Further, the chain regulator includes threaded shank and the fixed part being connected with threaded shank.

Further, the fixed part is equipped with the second through hole for entangling wheel shaft, and nut is cased with the threaded shank.

Further, the shortest width in fixed part surface is more than the aperture of the first through hole；

The threaded shank diameter is less than the aperture of the first through hole；

The nut outer circumference diameter is more than the aperture of the first through hole.

Finally, the utility model provides a kind of electric car, including the chain regulating structure.

The beneficial effects of the utility model：

On the one hand, electric car provided by the utility model, including baffle body；The baffle body is integrally connected to vehicle frame It is internal；The baffle body is also detachably connected with vehicle frame；

The baffle body is integrally connected to frame interior and is detachably connected with vehicle frame, and baffle body can be fully mounted at The inside of vehicle frame, does not have the part exposed, and mounted configuration is complete, wraps rear axle especially suitable for some vehicle frames Electric bicycle；

Further, since mounted configuration is complete, baffle body would not collide with bicyclist or pedestrian, safe；

Finally, due to baffle body is detachably connected with vehicle frame, therefore, baffle body installation, dismantle it is more convenient.

On the other hand, the utility model also provides a kind of chain regulating structure, including chain regulator and the chain are adjusted Use baffle；The chain regulator is through the baffle body and with taking turns axis connection；Chain regulating structure provided by the utility model, bag Include the chain adjusting baffle, therefore it includes all advantages of chain adjusting baffle, in addition, the chain regulator due to Wheel shaft and baffle body are all connected with, its major part is also disposed at frame interior, overall to be wrapped in frame interior after installation, are tied Structure is complete.

Finally, electric car provided by the utility model, including the chain regulating structure, therefore it includes chain adjusting All advantages of structure and chain adjusting baffle, just do not repeat one by one herein.

Brief description of the drawings

, below will be right in order to illustrate more clearly of the utility model embodiment or technical solution of the prior art Embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, describe below In attached drawing be the utility model some embodiments, for those of ordinary skill in the art, do not paying creativeness On the premise of work, other attached drawings can also be obtained according to these attached drawings.

Fig. 1 is the structure at the first visual angle of the baffle body for the chain adjusting baffle that the utility model embodiment one provides Schematic diagram；

Fig. 2 is the second of the baffle body for the chain adjusting baffle that the utility model embodiment one based on Fig. 1 provides The structure diagram at visual angle；

Fig. 3 is the structure diagram of the chain regulator for the chain regulating structure that the utility model embodiment two provides；

Fig. 4 is the chain regulator and baffle sheet for the chain regulating structure that the utility model embodiment two based on Fig. 1-3 provides The structure diagram of body；

Fig. 5 is that the chain adjusting baffle that the utility model embodiment three based on Fig. 1-3 provides is installed on electric car Structure diagram.

Reference numeral：100- baffle bodies；200- chain regulators；300- wheel shafts；400- chains；500- vehicle frames； The first faces of 101-；The second faces of 102-；1011- first through hole；1021- third through-holes；201- fixed parts；202- screw rods Portion；203- nuts；The second through holes of 2011-；501- through holes.

Embodiment

The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described Embodiment is the utility model part of the embodiment, instead of all the embodiments.Based on the embodiment in the utility model, sheet Field those of ordinary skill all other embodiments obtained without making creative work, belong to this practicality Novel protected scope.

, it is necessary to explanation in the description of the utility model, term " on ", " under ", "left", "right", " level ", The orientation or position relationship of the instructions such as " interior ", " outer " are based on orientation shown in the drawings or position relationship, are for only for ease of and retouch State the utility model and simplify and describe, rather than instruction or imply signified device or element must have specific orientation, with Specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.In addition, term " first ", " second ", " the 3rd " is only used for description purpose, and it is not intended that instruction or hint relative importance.

, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in the description of the utility model Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly Connection；Can mechanically connect or be electrically connected；It can be directly connected, can also be indirectly connected by intermediary, It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition Concrete meaning of the language in the utility model.

Embodiment one

As shown in Figs. 1-2, the chain adjusting baffle that the utility model embodiment one provides, including baffle body 100； Above-mentioned baffle body 100 is overall to be connected to inside vehicle frame 500；Above-mentioned baffle body 100 is also detachably connected with vehicle frame 500.

It is connected to the inside of vehicle frame 500 it is pointed out that the baffle body 100 is overall and is detachably connected with vehicle frame 500, Baffle body 100 can be fully mounted at the inside of vehicle frame 500, not have the part exposed, and mounted configuration is complete, especially suitable The electric bicycle for wrapping rear axle for some vehicle frames 500；Further, since mounted configuration is complete, baffle body 100 would not collide with bicyclist or pedestrian, safe；Finally, due to baffle body 100 is not only clamped with vehicle frame 500, and And additionally use and be detachably connected, therefore, baffle body 100 install more firmly and also installation, dismantle it is more convenient.

Specifically, elaborated below for the chain adjusting in the present embodiment with each structure of baffle：

In the present embodiment, above-mentioned baffle body 100 includes the first face 101 and the second face 102 to intersect vertically.Above-mentioned first Face 101 is equipped with first through hole 1011.Above-mentioned second face 102 is connected to the inside of vehicle frame 500 and is detachably connected with vehicle frame 500 (gap can also be formed between the second face 102 and frame brackets 500 to be used to clamp splash apron bracket or other parts).Second face 102 concrete shape (preferably, to be stepped) and the concrete shape corresponding matching of vehicle frame 500 is set.

Further, above-mentioned first face, 101 and second face 102 is made up of integral type processing and forming technology.

Wherein, the second face 102 is equipped with third through-hole 1021, correspondingly, vehicle frame 500 is equipped with through hole 501.

Specifically, the third through-hole 1021 in above-mentioned second face 102 in the through hole 501 of vehicle frame 500 with passing through bolt.

Preferably, bolt is arranged side by side two, if bolt only sets one, baffle body 100 is fixed loosely with vehicle frame 500 Lean on, if bolt is three, too closely, installing and dismounting is more troublesome for arrangement.

It is pointed out that be illustrative only can also be according to different cars for the concrete structure of above-mentioned baffle body 100 The internal structure of frame 500 uses other structures, does not just repeat herein.

Embodiment two

As described in Fig. 3-4, on the basis of embodiment one, the present embodiment also provides a kind of chain regulating structure, including adjusts Chain device 200 and above-mentioned chain adjusting baffle；Above-mentioned chain regulator 200 through above-mentioned baffle body 100 and with rear axle 300 Connection.

It is pointed out that the chain regulating structure that the utility model embodiment one provides, including above-mentioned chain are adjusted With baffle, therefore it includes all advantages of chain adjusting baffle, in addition, the chain regulator 200 due to wheel shaft 300 and baffle Body 100 is all connected with, its major part is also disposed inside vehicle frame 500, overall to be wrapped in inside vehicle frame 500 after installation, structure Completely.

Specifically, elaborate below for all parts of the chain regulating structure in the present embodiment：

In the present embodiment, above-mentioned chain regulator 200 includes threaded shank 202 and the fixed part 201 being connected with threaded shank 202.

Wherein, fixed part 201 can be ellipse, circular, aerofoil profile or arbitrary quadrangle form.

In the present embodiment, fixation portions 201, which is equipped with, entangles the second through hole 2011 of wheel shaft, in above-mentioned threaded shank 202 Nut 203 is cased with, which is directly additionally provided with improved mat with baffle body 100.

In the present embodiment, the shortest width in 201 surface of fixation portions is more than the aperture of above-mentioned first through hole 1011, this Set, for preventing fixed part 201 from being slid from first through hole 1011, chain 400 can not be adjusted.

In the present embodiment, above-mentioned 202 diameter of threaded shank is less than the aperture of above-mentioned first through hole 1011, and threaded shank 202 can be with Through first through hole 1011.

In the present embodiment, above-mentioned 203 outer circumference diameter of nut is more than the aperture of above-mentioned first through hole 1011, can so ensure Fixed part 201 and nut 203 are in the both sides in the first face 101, for adjusting chain 400.

Embodiment three

As shown in figure 5, on the basis of embodiment two, the present embodiment also provides a kind of electric car, including above-mentioned chain Adjustment structure, chain regulating structure are installed on by baffle body 100 inside the vehicle frame 500 of electric car.

Wherein, vehicle frame 500 is internally provided with fluting, is used to be engaged by clamping mutually with the second face 102 inside the fluting, this Outside, also it is connected inside the fluting with splash apron bracket, splash apron bracket is folded between the second face 102 and vehicle frame 500, with solid Determine mud guard.

Specifically, the electric car further include vehicle frame 500, car light, tire, pedal parts, front fork assembly, chain 400, fly The control members such as wheel, motor, controller, storage battery, handle and brake lever and display instrument system.

It is described in further detail below for each concrete structure of electric car in the present embodiment：

In the present embodiment, vehicle frame 500 is the basic structure body for forming electric car, and the skeleton and main body of electric car, its He is also mounted directly or indirectly on vehicle frame 500 component.

In the present embodiment, tire is divided to two kinds of soft-sided tire and hard-edge tire, and soft-sided tire section is wider, can all wrap the inner tube of a tyre, Ground area is bigger, can suitably various roads travel, for hard-edge tire from heavy and light, the area that lands is small suitably in flat road uplink Sail, have resistance small, travel the advantages that brisk.

In the present embodiment, car light on electric car for illuminator that bicyclist rides at night.

In the present embodiment, pedal parts are assemblied on the left and right crank of middle axle, are one and are converted into translation power The device of power, when electric car is ridden, pedal force passes to pedal parts first, then by crank shaft rotating crank, chain wheel, in Axis, chain 400 and flywheel, make rear wheel, so that electric car advances.

In the present embodiment, front fork assembly is in front position in electric vehicle structure, its upper end is connected with handlebar component, 500 component of vehicle frame coordinates with front tube, and lower end coordinates with preceding shaft member, forms the guidance system of bicycle.

In the present embodiment, chain 400 is also referred to as blockchain, roller chain, and on sprocket wheel and flywheel, it is to ride that it, which is acted on, Power is delivered on flywheel and trailing wheel by crank, sprocket wheel, drives electric car to advance.

The right end in rear axle is screwed in the present embodiment, within flywheel, is maintained at same level with sprocket wheel, and pass through Chain 400 is connected with sprocket wheel, forms the drive system of electric car.

Wherein, the control member such as the motor of the electric car, controller, storage battery, handle and brake lever and display instrument system Concrete structure and vehicle frame 500, car light, tire, pedal parts, front fork assembly, chain 400, flywheel, motor, controller, storage The connection mode of the control members such as battery, handle and brake lever and display instrument system is disclosed as the prior art, herein Just do not repeat one by one.

In addition, electric car further includes other structures, but it is disclosed as the prior art, does not just repeat one by one herein.

It is pointed out that the electric car includes above-mentioned chain regulating structure, therefore the institute with chain regulating structure There is advantage, just do not repeat one by one herein.

The installation of the utility model and use process：

S001：The threaded shank 202 of chain regulator 200 is inserted into inside first through hole 1011, fixed part 201 is placed on close to second 102 side of face, nut 203 are sleeved in threaded shank 202 and are placed on opposite side；

S002：The second through hole 2011 on fixed part 201 is sleeved on the wheel shaft of trailing wheel, the second face 102 is stuck in vehicle frame Inside 500；

S003：The second face 102 is fixed with vehicle frame 500 with bolt；

S004：Tightening nut 203, either opposite direction is unscrewed the drive of nut 203 fixed part 201 forward or is moved rearwards, So as to adjust the elastic of chain 400.

Finally it should be noted that：Various embodiments above is only to illustrate the technical solution of the utility model, rather than it is limited System；Although the utility model is described in detail with reference to foregoing embodiments, those of ordinary skill in the art should Understand：It can still modify the technical solution described in foregoing embodiments, either to which part or whole Technical characteristic carries out equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from this practicality newly The scope of each embodiment technical solution of type.

Claims (8)

1. a kind of chain adjusting baffle, it is characterised in that including baffle body；

The baffle body is integrally connected to frame interior；

The baffle body is also detachably connected with vehicle frame；

The frame interior is provided with fluting, is used to be engaged by clamping mutually with the baffle body inside the fluting；

It is provided with third through-hole in the baffle body, the fluting of the vehicle frame is equipped with through hole, and the of the baffle body Bolt is passed through in the through hole of three through holes and vehicle frame.

2. chain adjusting baffle according to claim 1, it is characterised in that the baffle body includes what is intersected vertically First face and the second face.

3. chain adjusting baffle according to claim 2, it is characterised in that first face is equipped with first through hole.

4. chain adjusting baffle according to claim 3, it is characterised in that second face be connected to frame interior and It is connected with vehicle frame, or, the gap that second face is connected to frame interior and is formed between vehicle frame is used to clamp mud guard branch Frame.

5. chain adjusting baffle according to claim 4, it is characterised in that second face is connected with vehicle frame by bolt Connect.

6. a kind of chain regulating structure, it is characterised in that including chain regulator and claim 1-5 any one of them chain tune Save baffle；

The chain regulator is through the baffle body and with taking turns axis connection；

The chain regulator includes threaded shank and the fixed part being connected with threaded shank；

The fixed part is equipped with the second through hole for entangling wheel shaft, and nut is cased with the threaded shank；

The threaded shank of the chain regulator is inserted into inside the first through hole of the baffle body, the second through hole set on the fixed part On the wheel shaft of trailing wheel, the baffle body is stuck in frame interior, unscrews nut by tightening nut or opposite direction, drives solid Determine portion forward or be moved rearwards, so as to adjust the elastic of chain.

7. chain regulating structure according to claim 6, it is characterised in that the shortest width in fixed part surface is more than The aperture of the first through hole；

The threaded shank diameter is less than the aperture of the first through hole；

The nut outer circumference diameter is more than the aperture of the first through hole.

8. a kind of electric car, it is characterised in that including claim 6-7 any one of them chain regulating structures.