CN218489842U

CN218489842U - Bicycle chain expanding device with stable internal damping and buffering functions

Info

Publication number: CN218489842U
Application number: CN202222650948.4U
Authority: CN
Inventors: 覃愈德
Original assignee: Shenzhen Dongdesheng Technology Co ltd
Current assignee: Shenzhen Dongdesheng Technology Co ltd
Priority date: 2022-10-09
Filing date: 2022-10-09
Publication date: 2023-02-17
Anticipated expiration: 2032-10-09

Abstract

The utility model belongs to the relevant field of bicycle chain expander, specific bicycle chain expander that inside shock attenuation buffering is stable that says so, including chain expander shell, the outer wall fixedly connected with mounting groove of chain expander shell, the spout has been seted up to the inside of mounting groove, the inside swing joint of spout has the slider, one side fixedly connected with diaphragm of slider, the bottom fixedly connected with bolt of diaphragm, the top fixedly connected with fixed plate of diaphragm, the both ends fixedly connected with attenuator at diaphragm top, the inside sliding connection of fixed plate has the connecting strip; under mutually supporting through connecting strip, spliced pole, connection rail, fixed block, spring, fixed block and attenuator to realized the effect of buffering, can produce certain vibration when the car is driving, thereby extrude the connection rail, thereby extrude the spliced pole, drive the left and right sides tensile of connecting strip through the spliced pole.

Description

Bicycle chain expanding device with stable internal damping and buffering functions

Technical Field

The utility model relates to a bicycle chain ware field of relevance that rises specifically is the stable bicycle chain ware that rises of inside shock attenuation buffering.

Background

The bicycle chain expanding device can keep a timing belt and a timing chain in a proper expanding degree, namely, teeth do not jump due to over looseness and damage does not occur due to over tightness, a special expanding system is arranged, the bicycle chain expanding device consists of an expanding device and an expanding wheel or a guide rail, and a bumpy road section easily appears when the bicycle chain expanding device is ridden, so that the chain is easily jolted to collide, and meanwhile, the phenomenon that the chain falls easily occurs to influence use.

An anti-drop bicycle chain expander that rises as disclosed in chinese patent CN215399170U, which comprises an outer shell, dwang and connecting rod, the inside of shell is fixed with torque spring, the inside of shell is inserted and is equipped with the pivot, and the outside cover of pivot is equipped with the dwang, one side of dwang is provided with lubricating structure, the bottom of dwang is provided with the connecting rod, the top of connecting rod is provided with fixed knot and constructs, fixed knot constructs including fixture block, expanding spring, draw-in groove and fixed block, the fixture block is all inserted and is established in dwang inside all around, one side of fixture block is fixed with expanding spring. The utility model discloses an inwards press the inside that the fixture block got into the fixed block, simultaneously the expanding spring atress shrink drives the fixed block and moves down, makes fixed block and dwang separation, dismantles the device, promotes the fixture block card through expanding spring and goes into the draw-in groove, prevents that dwang and lubricating structure from dropping when daily use, has realized the dismantlement function of this device from this, and the periodic inspection maintenance of the device of being convenient for has prolonged life.

The following problems exist in the prior art:

1. when the existing bicycle chain expander is used, the chain expander is easy to vibrate due to the depression on the road surface, and the joint of the chain expander and a chain is easy to collide, so that the chain falls off due to excessive shaking during running, and the use is influenced;

2. most of the existing bicycle chain expanding devices are used for easily damaging internal parts when the chain expanding devices are used for a long time, but the general chain expanding devices are inconvenient to overhaul the interiors of the chain expanding devices, and the chain expanding devices are easily damaged when the chain expanding devices are used for a long time.

SUMMERY OF THE UTILITY MODEL

The utility model provides a stable bicycle chain ware that rises of inside shock attenuation buffering to solve the problem that proposes in the above-mentioned background art.

The utility model provides a technical scheme that its technical problem adopted is: inside shock attenuation buffering stable bicycle chain ware that rises, including the chain ware shell that rises, the outer wall fixedly connected with mounting groove of chain ware shell rises, the spout has been seted up to the inside of mounting groove, the inside swing joint of spout has the slider, one side fixedly connected with diaphragm of slider, the bottom fixedly connected with bolt of diaphragm, the top fixedly connected with fixed plate of diaphragm, the both ends fixedly connected with attenuator at diaphragm top, the inside sliding connection of fixed plate has the connecting strip, the inside fixedly connected with spring of connecting strip.

The top of connecting strip is rotated and is connected with the fixed block, the top fixedly connected with spliced pole of fixed block, the top fixedly connected with of spliced pole connects the rail, the positive swing joint of mounting groove has the access panel, the inside swing joint of access panel has the screw.

Preferably, the diaphragm passes through to constitute sliding structure between slider and the spout, and the slider sets up with the central line symmetry of diaphragm, through the cooperation between diaphragm and slider and the spout, is convenient for drive the diaphragm through the slider and reciprocate in the inside of spout when using.

Preferably, the transverse plate and the mounting groove form a lifting structure through a bolt, and the bolt is connected with the mounting groove through threads, so that the transverse plate is conveniently driven to move up and down.

Preferably, the damper is arranged symmetrically with the center line of the transverse plate, the bottom of the damper is tightly attached to the top of the transverse plate, the chain expanding device is convenient to keep stable through the damper, and the chain expanding device is prevented from continuously shaking.

Preferably, the central line of the connecting column coincides with the central line of the connecting rail, an integrated structure is formed between the connecting column and the connecting rail, and the connecting column and the connecting rail are matched to be conveniently connected with a chain in use, so that the use stability is improved.

Preferably, constitute sliding construction between fixed plate and the connecting strip, and the connecting strip sets up with the central line symmetry of fixed plate, through the cooperation between fixed plate and the connecting strip, is convenient for make the inside left and right sides of connecting strip bottom re-fixing plate tensile when using.

Preferably, the spring passes through the inside of fixed plate and constitutes extending structure with the connecting strip, and constitutes the integral structure between spring and the connecting strip, through the cooperation between the inside of spring and fixed plate and the connecting strip, is convenient for drive the spring when using and controls tensile, and flexible and resilience through the spring comes pressure to absorb.

Preferably, the access panel passes through installation screwed connection with the mounting groove, and the access panel passes through the screw and constitutes detachable construction with the mounting groove, through the cooperation between access panel and mounting groove and the installation screw, is convenient for dismantle and install the access panel when using, conveniently overhauls internals.

Owing to adopted above-mentioned technical scheme, the utility model discloses relative prior art, the technological progress who gains is:

1. the utility model provides a stable bicycle chain ware that rises of inside shock attenuation buffering, adopt the connecting strip, the spliced pole, connect the rail, the fixed block, a spring, under the mutually supporting of fixed block and attenuator, thereby the effect of buffering has been realized, can produce certain vibration when the car is driving, thereby extrude connecting the rail, thereby extrude the spliced pole, it is tensile to drive the left and right sides of connecting strip through the spliced pole, thereby it absorbs to drive the left and right sides of spring, utilize the flexible and resilience of spring to come pressure, thereby the vibration of trying one's best alleviates to the minimum, recycle the attenuator and come the avoidance of trying one's best to take place the continuation when driving and rock, the car of trying one's best to get one's best steady more when driving, the problem that the too big chain drops that causes because of the vibration of the in-process of going of avoiding as far as possible, the chain ware that rises of trying one's best to the best to get up more convenient in using, the problem of the too big vibration of solution when driving, the effect of buffering has been reached.

2. The utility model provides a stable bicycle chain ware that rises of inside shock attenuation buffering, adopt the mounting groove, the cooperation of access panel and screw, thereby realized the effect of overhauing the chain ware inside that rises, overhaul the inside of access panel through rotating the screw, thereby be convenient for maintain and change the inside part of mounting groove, what also try hard simultaneously lets rise more durable of chain ware, the extension of trying hard to get hard to the utmost has risen the life of chain ware, the problem of being not convenient for overhaul the chain ware that rises has been solved, reach increase of service life's effect.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.

Fig. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the mounting groove of the present invention;

fig. 3 is an enlarged view of a structure at a in fig. 2 according to the present invention;

FIG. 4 is a schematic view of the exterior structure of the mounting groove of the present invention;

fig. 5 is a schematic diagram of the structure of the sliding block and the transverse plate in the present invention.

In the figure: 1. a chain expander shell; 2. mounting grooves; 3. a chute; 4. a slider; 5. a transverse plate; 6. a bolt; 7. a fixing plate; 8. a damper; 9. connecting columns; 10. connecting rails; 11. a fixed block; 12. a connecting strip; 13. a spring; 14. a screw; 15. and (7) overhauling the plate.

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 of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Example 1

The utility model provides a stable bicycle chain expander's of inside shock attenuation buffering preferred embodiment is shown in fig. 1 to 5: including chain ware shell 1 rises, the outer wall fixedly connected with mounting groove 2 of chain ware shell 1 rises, spout 3 has been seted up to the inside of mounting groove 2, the inside swing joint of spout 3 has slider 4, one side fixedly connected with diaphragm 5 of slider 4, the bottom fixedly connected with bolt 6 of diaphragm 5, the top fixedly connected with fixed plate 7 of diaphragm 5, the both ends fixedly connected with attenuator 8 at diaphragm 5 top, the inside sliding connection of fixed plate 7 has connecting strip 12, the inside fixedly connected with spring 13 of connecting strip 12.

The top of connecting strip 12 rotates and is connected with fixed block 11, and the top fixedly connected with spliced pole 9 of fixed block 11, the top fixedly connected with connecting rail 10 of spliced pole 9, the positive swing joint of mounting groove 2 has access panel 15, and the inside swing joint of access panel 15 has screw 14.

In this embodiment, the transverse plate 5 forms a sliding structure through the sliding block 4 and the sliding groove 3, and the sliding block 4 is symmetrically arranged with the central line of the transverse plate 5, so that the transverse plate 5 and the transverse plate 5 can be driven to slide up and down under the action of the sliding block 4.

Example 2

On the basis of embodiment 1, the preferred embodiment of the bicycle chain expanding device with stable internal damping and buffering provided by the present invention is shown in fig. 1 to 5: diaphragm 5 passes through bolt 6 and mounting groove 2 constitution elevation structure, and through threaded connection between bolt 6 and the mounting groove 2, drives diaphragm 5 through manual rotation bolt 6 and adjusts from top to bottom to be convenient for drive and connect rail 10 and adjust from top to bottom, be connected with the outer wall of chain.

In this embodiment, attenuator 8 sets up with the central line symmetry of diaphragm 5, and attenuator 8's the top of the diaphragm 5 of closely laminating in bottom, is convenient for promote the stability of use under attenuator 8's effect, avoids producing rocking of continuation.

Further, coincide mutually between the central line of spliced pole 9 and the central line of connecting rail 10, and constitute the integral structure between spliced pole 9 and the connecting rail 10, be convenient for support chain one side under the effect of connecting rail 10, avoid the chain to drop easily when producing the vibration.

Furthermore, a sliding structure is formed between the fixing plate 7 and the connecting strips 12, and the connecting strips 12 are symmetrically arranged with respect to the central line of the fixing plate 7, so as to drive the bottom of the connecting strips 12 to stretch left and right inside the fixing plate 7.

Besides, spring 13 constitutes extending structure through the inside of fixed plate 7 and connecting strip 12, and constitutes the integral structure between spring 13 and the connecting strip 12, utilizes spliced pole 9 to come to extrude fixed block 11, is convenient for extrude connecting strip 12 to drive connecting strip 12 bottom re-fixing plate 7 inside about tensile, and then drive spring 13 about tensile, through spring 13 flexible with kick-back come to absorb pressure.

When using, access panel 15 is connected through mounting screw 14 with mounting groove 2, and access panel 15 constitutes detachable construction through screw 14 and mounting groove 2, at first dismantles with access panel 15 through manual rotatory mounting screw 14 when using, dismantles access panel 15 and chain expanding device shell 1 afterwards, overhauls the internals.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

Theory of operation, can produce certain extrusion to the connecting rail 10 when the bicycle is traveling, thereby extrude spliced pole 9, utilize spliced pole 9 to come to extrude fixed block 11, be convenient for extrude connecting strip 12, thereby drive connecting strip 12 bottom re-fixing plate 7 inside about tensile, and then drive spring 13 about tensile, through spring 13 flexible and kick-back come to absorb pressure, can drive slider 4 reciprocating inside spout 3 simultaneously, thereby drive reciprocating of diaphragm 5, thereby the vibrations that try hard to alleviate to minimum, rethread attenuator 8 keeps rising chain ware's stability, when needs overhaul the inside of mounting groove 2, dismantle access panel 15 through rotating screw 14, thereby overhaul the inside of mounting groove 2 can.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed.

Claims

1. Inside shock attenuation buffering stable bicycle chain ware that rises, its characterized in that: the chain expanding device comprises a chain expanding device shell (1), wherein the outer wall of the chain expanding device shell (1) is fixedly connected with a mounting groove (2), a sliding groove (3) is formed in the mounting groove (2), a sliding block (4) is movably connected in the sliding groove (3), a transverse plate (5) is fixedly connected to one side of the sliding block (4), a bolt (6) is fixedly connected to the bottom of the transverse plate (5), a fixing plate (7) is fixedly connected to the top of the transverse plate (5), dampers (8) are fixedly connected to two ends of the top of the transverse plate (5), a connecting strip (12) is slidably connected in the fixing plate (7), and a spring (13) is fixedly connected in the connecting strip (12);

the top of connecting strip (12) is rotated and is connected with fixed block (11), the top fixedly connected with spliced pole (9) of fixed block (11), the top fixedly connected with connection rail (10) of spliced pole (9), the positive swing joint of mounting groove (2) has access panel (15), the inside swing joint of access panel (15) has screw (14).

2. The internal shock absorbing, cushioning and stabilizing bicycle chain tensioner as claimed in claim 1, wherein: diaphragm (5) constitute sliding construction through between slider (4) and spout (3), and slider (4) set up with the central line symmetry of diaphragm (5).

3. The internal shock absorbing, cushioning and stabilizing bicycle chain tensioner as claimed in claim 1, wherein: the transverse plate (5) and the mounting groove (2) form a lifting structure through a bolt (6), and the bolt (6) is connected with the mounting groove (2) through threads.

4. The internal shock absorbing, cushioning and stabilizing bicycle chain tensioner as claimed in claim 1, wherein: the dampers (8) are symmetrically arranged with the center line of the transverse plate (5), and the bottom of each damper (8) is tightly attached to the top of the transverse plate (5).

5. The internal shock absorbing, cushioning and stabilizing bicycle chain tensioner as claimed in claim 1, wherein: the center line of the connecting column (9) coincides with the center line of the connecting rail (10), and an integrated structure is formed between the connecting column (9) and the connecting rail (10).

6. The internal shock absorbing, cushioning and stabilizing bicycle chain tensioner as set forth in claim 1, wherein: a sliding structure is formed between the fixing plate (7) and the connecting strips (12), and the connecting strips (12) are symmetrically arranged by the central line of the fixing plate (7).

7. The internal shock absorbing, cushioning and stabilizing bicycle chain tensioner as claimed in claim 1, wherein: the spring (13) and the connecting strip (12) form a telescopic structure through the inside of the fixing plate (7), and an integrated structure is formed between the spring (13) and the connecting strip (12).

8. The internal shock absorbing, cushioning and stabilizing bicycle chain tensioner as claimed in claim 1, wherein: the maintenance board (15) is connected with the mounting groove (2) through a mounting screw (14), and the maintenance board (15) forms a detachable structure with the mounting groove (2) through the screw (14).