CN211076168U

CN211076168U - Chain wheel auxiliary wheel flywheel and anti-drop chain transmission device

Info

Publication number: CN211076168U
Application number: CN201921322594.2U
Authority: CN
Inventors: 邵景梅
Original assignee: Tianjin Ruifengtai Metal Products Co ltd
Current assignee: Tianjin Ruifengtai Metal Products Co ltd
Priority date: 2019-08-15
Filing date: 2019-08-15
Publication date: 2020-07-24
Anticipated expiration: 2029-08-15

Abstract

The utility model discloses a chain wheel auxiliary wheel flywheel and anticreep chain drive, including chain wheel and auxiliary wheel, the activity of auxiliary wheel front end is provided with the flywheel, flywheel front side upper end, lower extreme and the equal activity in right side are provided with adjustable fender, the activity is provided with half arc type baffle all around to auxiliary wheel front side right-hand member, half arc type baffle right side is provided with a plurality of installation pins in the equal activity of one end that is close to the auxiliary wheel. The utility model discloses an in flywheel front side upper end, adjustable fender and fly leaf fender are all installed to the lower extreme and right side and are all fan-shaped structure, increase the area that the protection sheltered from through fan-shaped structure like this, and still install half arc type baffle on the auxiliary wheel front end right side, and half arc type baffle all docks with adjustable fender at the front end of keeping away from the auxiliary wheel, can be at the outside protective body that forms of chain like this, the condition that drops appears when chain drive prevents, and still install a plurality of erection pins all around half arc type baffle right side and be convenient for like this maintain the change through erection pin dismantlement installation half arc type baffle.

Description

Chain wheel auxiliary wheel flywheel and anti-drop chain transmission device

Technical Field

The utility model relates to the technical field of machinery, specifically be a chain wheel jockey pulley flywheel and anticreep chain drive.

Background

Bicycle accessories are a general term for all parts and accessories of a bicycle body, and can be divided into the following parts according to a large structural frame of the bicycle body: the bicycle comprises a frame, tires, pedal components, a front fork assembly, a chain, a flywheel and the like, wherein basic components of the bicycle are absent from 25 accessories of the bicycle, such as the frame, the tires, the pedals, the brake, the chain and the like, wherein the frame is a framework of the bicycle and bears the largest weight of people and goods;

the traditional chain wheel auxiliary wheel flywheel and anti-drop chain transmission device have the following defects;

at present, the bicycle is a very common travel vehicle in national life, a common self-propelled side chain is an indispensable connecting transmission part, and the condition of a chain is met in the riding process, so that the bicycle is not convenient enough.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a chain wheel auxiliary wheel flywheel and anticreep chain drive to solve the problem that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a chain wheel flywheel and an anti-drop chain transmission device of a chain wheel auxiliary wheel comprise a chain wheel and an auxiliary wheel, wherein the front end of the auxiliary wheel is movably provided with a flywheel, the upper ends of the front side and the rear side of the flywheel as well as the lower end and the right side of the flywheel are movably provided with movable baffles, the periphery of the right end of the front side of the auxiliary wheel is movably provided with a semi-arc baffle, the right side of the semi-arc baffle is movably provided with a plurality of mounting pins at one end close to the auxiliary wheel, the mounting pins are movably butted with the auxiliary wheel through screws, a chain is movably arranged between the flywheel and the chain wheel, the middle part of the chain wheel is movably provided with a connecting rotating rod, the upper end, the lower end and the left side of the front side of the chain wheel and the rear side are movably provided with baffles, one end close to the connecting rotating rod of each baffle is movably provided with a mounting plate, the rear side of the mounting, the installation chute is internally and movably provided with an installation sliding block, the installation sliding block is movably provided with a maintenance plate at one end far away from the installation chute, and installation screws are movably arranged at the two ends of the front side of the baffle at the opposite positions of the installation sliding block.

Preferably, the periphery of the front end of the auxiliary wheel is movably provided with an annular sliding plate at a position opposite to the semi-arc baffle.

Preferably, the baffle, the maintenance plate, the semi-arc baffle and the mounting plate are all made of alloy materials.

Preferably, the maintenance plate is provided with sliding openings at one side close to the chain.

Preferably, the left end of the semi-arc baffle is of a semi-arc structure, and the front side of the chain wheel is provided with an annular slide bar at a relative position of the mounting plate.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses an all install adjustable fender and fly leaf fender and all be fan-shaped structure in flywheel front side upper end, lower extreme and right side, increase the area that the protection sheltered from through fan-shaped structure like this, and still install half arc type baffle on the front end right side of auxiliary wheel, and half arc type baffle all docks with adjustable fender at the front end of keeping away from the auxiliary wheel, can form a protection body outside the chain like this, prevent the condition that drops when chain drive from appearing, and still install a plurality of mounting pins around half arc type baffle right side so be convenient for maintain and change through mounting pin dismantlement installation half arc type baffle;

2. the utility model discloses still be in chain wheel front side middle part upper end simultaneously, the baffle is all installed through the mounting panel to lower extreme and left end, and the baffle rear side is keeping away from mounting panel one end and all seted up installation spout and install inside all install the installation slider and install the slider and all install the maintenance board in the one end of keeping away from the installation spout, the condition that the protectiveness when being convenient for like this increases the chain transmission on the chain through baffle and maintenance board prevents to appear coming off, can be ageing before can leading to natural vibrations to come off at the chain, through opening the maintenance board, make the chain can pass the notch of baffle in the one end of keeping away from the mounting panel, thereby the loading and unloading of chain is realized in the synchronous rotation through chain wheel and chain.

Drawings

Fig. 1 is a schematic view of the overall structure of a chain wheel flywheel and an anti-slip chain transmission device of the present invention;

FIG. 2 is a structural diagram of a maintenance plate and an installation slide block in the chain wheel flywheel and anti-drop chain transmission device of the utility model;

fig. 3 is a structural diagram of a semi-arc baffle and a mounting pin in the chain wheel flywheel and anti-drop chain transmission device of the utility model.

In the figure: 1. a chain wheel; 2. a baffle plate; 3. mounting a plate; 4. a chain; 5. an auxiliary wheel; 6. a flywheel; 7. a semi-arc shaped baffle; 8. a movable baffle; 9. installing a chute; 10. installing a sliding block; 11. mounting screws; 12. maintaining the guard plate; 13. and (6) installing a pin.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a chain wheel auxiliary wheel flywheel and anti-drop chain transmission device comprises a chain wheel 1 and an auxiliary wheel 5, wherein a flywheel 6 is fixedly installed at the front end of the auxiliary wheel 5, the upper ends of the front side and the rear side of the flywheel 6, the lower end and the right side of the flywheel are respectively provided with a movable baffle plate 8 in a screwed connection mode through threads, the periphery of the right end of the front side of the auxiliary wheel 5 is respectively and movably provided with a semi-arc baffle plate 7 through bolts, the semi-arc baffle plates 7 are respectively in a fan-shaped structure, one ends of the right side of the semi-arc baffle plates 7, which are close to the auxiliary wheel 5, are respectively and fixedly provided with a plurality of mounting pins 13 through welding, the mounting pins 13 are respectively and movably butted with the auxiliary wheel 5 through bolts, a chain 4 is movably installed between the flywheel 6 and the chain wheel 1, the middle part of the chain wheel 1 is movably provided with a connecting rotating rod, the upper ends of the front side and the rear side of the chain, all with 1 activity butt joint of chain wheel of mounting panel 3 rear side, installation spout 9 has all been seted up to one side that the one end of keeping away from mounting panel 3 is close to chain wheel 1 to baffle 2, the inside equal slidable mounting of installation spout 9 has installation slider 10, installation slider 10 all has maintenance board 12 through welded mounting in the one end of keeping away from

installation spout

9, 2 front side both ends of baffle are all installing mounting screw 11 through the screw thread in the relative position that is located installation slider 10, thereby be convenient for carry out nimble dismantlement through mounting screw 11 to maintenance board 12 and be convenient for degree chain 4 dismantles and changes.

The annular sliding plate is movably arranged at the position, opposite to the semi-arc baffle 7, of the periphery of the front end of the auxiliary wheel 5, so that the semi-arc baffle 7 is more stable in protection; the baffle 2, the maintenance plate 12, the semi-arc baffle 7 and the mounting plate 3 are all made of alloy materials, so that the materials are firm and the service life can be prolonged; the maintenance plate 12 is provided with sliding openings at one side close to the chain 4, so that the distance between the chain 4 and the maintenance plate 12 is increased to prevent the strip from being blocked; the left end of the semi-arc baffle 7 is of a semi-arc structure, and the front side of the chain wheel 1 is movably provided with an annular slide bar at the relative position of the mounting plate 3, so that the mounting plate 3 does not need to increase the protection along with the swing when the chain wheel 1 rotates.

The working principle is as follows: the utility model discloses an in 6 front side upper ends of flywheel, adjustable fender 8 and adjustable fender 8 all are fan-shaped structure are all installed to lower extreme and right side, increase the area that the protection sheltered from through fan-shaped structure like this, and still install half arc type baffle 7 on 5 front end right sides of auxiliary wheel, and half arc type baffle 7 all docks with adjustable fender 8 at the front end of keeping away from auxiliary wheel 5, can be in 4 outside protections bodies that form of chain like this, prevent the condition that drops when 4 transmissions of chain appear, and still install a plurality of installation round pins 13 around 7 right sides of half arc type baffle so be convenient for dismantle installation half arc type baffle 7 through installation round pin 13 and maintain the change, still in 1 front side middle part upper ends of chain wheel simultaneously, lower extreme and left side all install baffle 2 through mounting panel 3 with left side, and 2 rear sides of baffle are keeping away from 3 one end and are all seted up installation spout 9 and are all installed installation slider 10 and installation slider 10 is all installed the maintenance and are being kept away from the The plate 12 is convenient for increasing the protection performance of the chain 4 during transmission on the chain wheel 1 through the baffle plate 2 and the maintenance plate 12 to prevent the falling-off condition, and before the chain 4 is aged to cause natural vibration to fall off, the maintenance plate 12 is opened to enable the chain 4 to pass through the notch of the baffle plate 2 at one end far away from the mounting plate 3, so that the chain 4 is assembled and disassembled through synchronous rotation of the chain wheel 1 and the chain 4.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a chain wheel auxiliary wheel flywheel and anticreep chain drive, includes chain wheel (1) and auxiliary wheel (5), its characterized in that: the front end of the auxiliary wheel (5) is movably provided with a flywheel (6), the upper end of the front side and the rear side of the flywheel (6), the lower end of the front side and the right side of the flywheel (6) are movably provided with a movable baffle (8), the right end of the front side of the auxiliary wheel (5) is movably provided with a semi-arc baffle (7), one end of the right side of the semi-arc baffle (7) close to the auxiliary wheel (5) is movably provided with a plurality of mounting pins (13), the mounting pins (13) are movably butted with the auxiliary wheel (5) through screws, a chain (4) is movably arranged between the flywheel (6) and the chain wheel (1), the middle part of the chain wheel (1) is movably provided with a connecting rotating rod, the upper end of the front side and the upper end of the rear side of the chain wheel (1), the lower end of the rear side and the left side of the chain wheel (1) are movably provided with a baffle (2), the mounting plate (3), the utility model discloses a tooth wheel, including baffle (2), installation spout (9) have all been seted up in one side that one end of keeping away from mounting panel (3) is close to chain wheel (1), installation spout (9) inside equal movable mounting slider (10) that is provided with, installation slider (10) are in the equal activity of one end of keeping away from installation spout (9) and are provided with maintenance board (12), baffle (2) front side both ends are in the equal activity of relative position that is located installation slider (10) and are provided with mounting screw (11).

2. The chain wheel flywheel and anti-drop chain transmission device of claim 1, wherein: and annular sliding plates are movably arranged at the relative positions of the semi-arc baffles (7) around the front ends of the auxiliary wheels (5).

3. The chain wheel flywheel and anti-drop chain transmission device of claim 1, wherein: the baffle (2), the maintenance plate (12), the semi-arc baffle (7) and the mounting plate (3) are all made of alloy materials.

4. The chain wheel flywheel and anti-drop chain transmission device of claim 1, wherein: the maintenance plate (12) is provided with sliding openings at one side close to the chain (4).

5. The chain wheel flywheel and anti-drop chain transmission device of claim 1, wherein: the left end of the semi-arc baffle (7) is of a semi-arc structure, and the front side of the chain wheel (1) is provided with an annular slide bar at the relative position of the mounting plate (3).