CN219237244U

CN219237244U - Bicycle chain cover convenient to installation

Info

Publication number: CN219237244U
Application number: CN202320942558.6U
Authority: CN
Inventors: 钱玲儿
Original assignee: Hangzhou Xinxing Bicycle Parts Co ltd
Current assignee: Hangzhou Xinxing Bicycle Parts Co ltd
Priority date: 2023-04-24
Filing date: 2023-04-24
Publication date: 2023-06-23
Anticipated expiration: 2033-04-24

Abstract

The utility model discloses a bicycle chain cover convenient to install, which belongs to the field of bicycle chain covers and comprises a fixed protective cover, wherein an extension cover is arranged on the fixed protective cover, an installation structure is arranged on the extension cover, the installation structure comprises a supporting plate and a clamping sleeve, the supporting plate is connected with the clamping sleeve, and the supporting plate is connected to the extension cover. Through the mounting structure who sets up, adopt backup pad and chucking cover, at the in-process of installation, can support in advance, have good stability when making the chain cover installation, the condition that drops can not appear, and then ensured the installation rate, the one end of activity protection casing is passed through hinge connection on fixed protection casing, the other end is then connected with fixed protection casing through connection structure, at the in-process of installing, can open and step down, the installation that can realize whole chain cover need not dismantle the running-board, make the chain cover installation more convenient, also need not dismantle the running-board when dismantling simultaneously, and is simple in structure, convenient operation is swift.

Description

Bicycle chain cover convenient to installation

Technical Field

The utility model relates to the field of bicycle chain covers, in particular to a bicycle chain cover convenient to install.

Background

The driving generally comprises a frame, wheels, a gear assembly arranged on the wheels, a chain cover used for protecting the gear assembly and the like, wherein the gear assembly mainly comprises a gear and a chain arranged on the gear, the chain cover is arranged on the gear and the chain, the gear and the chain are effectively protected, meanwhile, trouser legs or shoes of riding personnel can be prevented from being contacted with the gear assembly, accidents are avoided, and the use safety is guaranteed.

When the existing bicycle chain cover is used, the chain cover is fixedly arranged on the frame, so that the gear assembly is protected. However, when the bicycle chain cover is installed, since the chain cover is of an integral structure, the chain cover can be installed and fixed only after the pedal plate is detached, the pedal plate is required to be detached during the detachment, so that the installation and the detachment are inconvenient, the operation is time-consuming and labor-consuming, the installation cannot be carried out in advance during the installation of the bicycle chain cover, the stability of the chain cover cannot be guaranteed during the installation process, the falling-off condition is easy to occur, and the installation rate is influenced.

Disclosure of Invention

The utility model mainly aims to provide a bicycle chain cover which is convenient to install and can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a bicycle chain cover convenient to installation, includes fixed protection casing, is equipped with on the fixed protection casing and extends the cover, extend and be equipped with mounting structure on the cover, and mounting structure includes backup pad and chucking cover, be connected between backup pad and the chucking cover, and the backup pad is connected on extending the cover, be connected with movable protection casing on the fixed protection casing, and be equipped with the hinge between movable protection casing and the fixed protection casing, the lower extreme of fixed protection casing and movable protection casing is equipped with connection structure, and connection structure includes first assembly plate, second assembly plate and set screw, first assembly plate, second assembly plate are fixed respectively on fixed protection casing and movable protection cover, set screw sets up on first assembly plate and second assembly plate.

Preferably, the fixed protection cover is fixedly connected with the extension cover, and the extension cover is fixedly connected with the mounting structure.

Preferably, a yielding hole is formed between the movable protective cover and the fixed protective cover, and the movable protective cover is fixedly connected with the fixed protective cover through a hinge and a connecting structure.

Preferably, the mounting structure further comprises a first connecting plate, a second connecting plate and a connecting bolt, wherein the supporting plate and the clamping sleeve are fixedly connected, the clamping sleeve is provided with a clamping groove, the first connecting plate and the second connecting plate are fixed on the clamping sleeve, the connecting bolt penetrates through the second connecting plate, and the tail end of the connecting bolt is in threaded connection with the first connecting plate.

Preferably, the connecting structure further comprises a through hole and a nut, the through hole is formed in the first assembly plate and the second assembly plate, the fixing screw penetrates through the through holes in the first assembly plate and the second assembly plate, the nut is connected to the tail end of the fixing screw, and the nut is in threaded connection with the fixing screw.

Compared with the prior art, the utility model has the following beneficial effects: this bicycle chain cover convenient to installation, through the mounting structure who sets up, adopt backup pad and chucking cover, at the in-process of installation, can support in advance, have good stability when the chain cover is installed, the condition that drops can not appear, and then ensured the installation rate, the one end of activity protection casing passes through hinge connection on fixed protection casing, the other end then is connected with fixed protection casing through connection structure, at the in-process of installing, can open and step down, the installation that whole chain cover can be realized to the running-board need not dismantle, make the chain cover installation more convenient, also need not dismantle the running-board when dismantling simultaneously, and a structure is simple, and convenient operation is swift.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is an enlarged view of the utility model at A in FIG. 1;

FIG. 3 is a schematic view of the mounting structure of the present utility model;

fig. 4 is a schematic structural view of the connection structure of the present utility model.

In the figure: 1. fixing a protective cover; 2. an extension cover; 3. a mounting structure; 301. a support plate; 302. a clamping sleeve; 303. a first connection plate; 304. a second connecting plate; 305. a connecting bolt; 4. a movable protective cover; 5. a hinge; 6. a connection structure; 601. a first assembly plate; 602. a second assembly plate; 603. a through hole; 604. a fixing screw; 605. a nut; 7. and giving way holes.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-4, a bicycle chain cover convenient to installation, including fixed protection casing 1, be equipped with on the fixed protection casing 1 and extend cover 2, be equipped with mounting structure 3 on extending cover 2, be connected with activity protection casing 4 on the fixed protection casing 1, and be equipped with hinge 5 between activity protection casing 4 and the fixed protection casing 1, the lower extreme of fixed protection casing 1 and activity protection casing 4 is equipped with connection structure 6, fixed connection between fixed protection casing 1 and the extension cover 2, and extend and be connected between cover 2 and the mounting structure 3, be provided with between activity protection casing 4 and the fixed protection casing 1 and step down the hole 7, and fixed connection between activity protection casing 4 and the fixed protection casing 1 through hinge 5, connection structure 6.

When the bicycle chain cover is installed, the assembly at the connecting structure 6 is detached firstly, the movable protective cover 4 is opened through the hinge 5, then the fixed protective cover 1 and the extension cover 2 are arranged at the sprocket and chain positions in the bicycle, the fixing work of the extension cover 2 and the fixed protective cover 1 is carried out through the installation structure 3, in the process, the movable protective cover 4 is in an opened state, therefore, the installation of the fixed protective cover 1 and the extension cover 2 can be completed without disassembling pedals, after the fixed protective cover 1 and the extension cover 2 are installed, the movable protective cover 4 is connected to the fixed protective cover 1 in an overturning mode, the connecting structure 6 is utilized for fixing, so that the installation work of the whole bicycle chain cover is completed, the structure at the pedal passes through the yielding hole 7, the bicycle chain cover can not influence the normal use of the structure at the pedal, then a user can ride the bicycle, in the riding process, the bicycle chain cover plays the role of protecting the sprocket and the chain, meanwhile, the trouser legs of the rider are prevented from being clamped in the chain, and the riding safety is guaranteed.

With the above embodiment, the mounting structure 3 includes the support plate 301 and the clamping sleeve 302, the support plate 301 is connected with the clamping sleeve 302, and the support plate 301 is connected to the extension hood 2, the mounting structure 3 further includes the first connecting plate 303, the second connecting plate 304, and the connecting bolt 305, the support plate 301 is fixedly connected with the clamping sleeve 302, and the clamping sleeve 302 is provided with the clamping groove, the first connecting plate 303, the second connecting plate 304 are fixed on the clamping sleeve 302, the connecting bolt 305 penetrates the second connecting plate 304, and the end of the connecting bolt 305 is in threaded connection with the first connecting plate 303, the connecting structure 6 includes the first mounting plate 601, the second mounting plate 602, and the fixing screw 604, the first mounting plate 601, the second mounting plate 602 are respectively fixed on the fixed hood 1 and the movable hood 4, the fixing screw 604 is disposed on the first mounting plate 601 and the second mounting plate 602, the connecting structure 6 further comprises a through hole 603 and a nut 605, the through hole 603 is formed in the first assembling plate 601 and the second assembling plate 602, the fixing screw 604 penetrates through the through hole 603 in the first assembling plate 601 and the second assembling plate 602, the nut 605 is connected to the tail end of the fixing screw 604, the nut 605 is in threaded connection with the fixing screw 604, through the arranged mounting structure 3, the supporting plate 301 and the clamping sleeve 302 are adopted, the pre-supporting can be carried out in the mounting process, the chain cover has good stability in the mounting process, the situation of falling does not occur, the mounting speed is further ensured, one end of the movable protective cover 4 is connected to the fixed protective cover 1 through the hinge 5, the other end of the movable protective cover is connected with the fixed protective cover 1 through the connecting structure 6, the whole chain cover can be opened for yielding in the mounting process, the mounting of the whole chain cover can be realized without dismantling a pedal, the chain cover is more convenient to mount, meanwhile, the pedal is not required to be disassembled during disassembly, and the device is simple in structure and convenient and quick to operate.

When the chain cover is installed, the movable protective cover 4 is firstly opened, the nuts 605 at the tail ends of the fixing screws 604 are removed when the chain cover is opened, the fixing screws 604 in the through holes 603 are pulled out, then the movable protective cover 4 is overturned through the hinges 5, then the fixing screws 604 are inserted into the through holes 603 on the first assembly plate 601 and the second assembly plate 602, in the process, the clamping sleeves 302 are connected to the cross rod of the bicycle frame through the clamping grooves, the fixing protective cover 1 and the extending cover 2 are pre-supported through the supporting plates 301, the stability in installation connection is guaranteed, then the connecting bolts 305 are inserted into the second connecting plates 304, the tail ends of the connecting bolts are screwed onto the first connecting plates 303, so that the connecting plates are fixed onto the cross rod, the installation work of the fixing protective cover 1 and the extending cover 2 is completed, then the movable protective cover 4 is overturned, the fixing screws 604 are inserted into the through holes 603 on the first assembly plate 601 and the second assembly plate 602, and the tail ends of the fixing screws 604 are screwed onto the nuts 605, so that the whole chain cover assembly work is completed, and the chain cover assembly is used after being installed.

The foregoing has described the principles, features and advantages of the present utility model. It will be apparent to those skilled in the art from this disclosure that the foregoing is not a limitation of the utility model, and that the foregoing embodiments and descriptions illustrate the basic principles and features of the utility model, but that various modifications can be made therein without departing from the spirit of the utility model, and that such modifications are intended to be within the scope of the utility model as claimed.

Claims

1. The utility model provides a bicycle chain cover convenient to installation, includes fixed protection casing (1), is equipped with on fixed protection casing (1) and extends cover (2), its characterized in that: be equipped with mounting structure (3) on extending cover (2), and mounting structure (3) are including backup pad (301) and chucking cover (302), be connected between backup pad (301) and chucking cover (302), and backup pad (301) are connected on extending cover (2), be connected with activity protection casing (4) on fixed protection casing (1), and be equipped with hinge (5) between activity protection casing (4) and the fixed protection casing (1), the lower extreme of fixed protection casing (1) and activity protection casing (4) is equipped with connection structure (6), and connection structure (6) are including first assembly plate (601), second assembly plate (602) and set screw (604), first assembly plate (601), second assembly plate (602) are fixed respectively on fixed protection casing (1) and activity protection casing (4), set screw (604) set up on first assembly plate (601) and second assembly plate (602).

2. The bicycle chain cover for easy installation as set forth in claim 1, wherein: the fixed protection cover (1) is fixedly connected with the extension cover (2), and the extension cover (2) is fixedly connected with the mounting structure (3).

3. The bicycle chain cover for easy installation according to claim 2, wherein: the movable protective cover (4) and the fixed protective cover (1) are provided with a yielding hole (7), and the movable protective cover (4) is fixedly connected with the fixed protective cover (1) through a hinge (5) and a connecting structure (6).

4. A bicycle chain cover for facilitating installation as defined in claim 3, wherein: the mounting structure (3) further comprises a first connecting plate (303), a second connecting plate (304) and a connecting bolt (305), wherein the supporting plate (301) and the clamping sleeve (302) are fixedly connected, the clamping sleeve (302) is provided with a clamping groove, the first connecting plate (303) and the second connecting plate (304) are fixed on the clamping sleeve (302), the connecting bolt (305) penetrates through the second connecting plate (304), and the tail end of the connecting bolt (305) is in threaded connection with the first connecting plate (303).

5. The bicycle chain cover for easy installation as set forth in claim 4, wherein: the connecting structure (6) further comprises a through hole (603) and a nut (605), the through hole (603) is formed in the first assembly plate (601) and the second assembly plate (602), the fixing screw (604) penetrates through the through hole (603) in the first assembly plate (601) and the second assembly plate (602), the nut (605) is connected to the tail end of the fixing screw (604), and the nut (605) is in threaded connection with the fixing screw (604).