CN217653160U

CN217653160U - Accurate driving chain convenient to overhaul

Info

Publication number: CN217653160U
Application number: CN202221644253.9U
Authority: CN
Inventors: 杜剑锋; 周红进; 徐菊
Original assignee: Zhejiang Bussmann Machine Co ltd
Current assignee: Zhejiang Bussmann Machine Co ltd
Priority date: 2022-06-29
Filing date: 2022-06-29
Publication date: 2022-10-25
Anticipated expiration: 2032-06-29

Abstract

The utility model discloses an accurate driving chain convenient to overhaul relates to the chain field, including outer link joint and inner link joint, two the opposite face of outer link joint is with the opposite face overlap joint of two inner link joints respectively. The utility model discloses a set up the limiting plate and be connected with round pin axle both ends, and set up the gag lever post, the stopper, spring and spacing hole are further connected limiting plate and round pin axle, set up stop screw simultaneously, screw hole and thread groove are further connected limiting plate and gag lever post and are fixed the gag lever post, when needs are dismantled the maintenance to the device, the user can rotate stop screw and make stop screw break away from the thread groove, then the user spurs the gag lever post and can take off the limiting plate from selling the axle after breaking away from spacing hole, solved current accurate driving chain when the installation mostly will sell axle and interior, outer link joint riveting, because round pin axle and interior, the riveting is very inseparable between the outer link joint, be not convenient for the user when overhauing the driving chain needs to carry out the problem that dismantles to it.

Description

Accurate driving chain convenient to overhaul

Technical Field

The utility model relates to a driving chain, in particular to accurate driving chain convenient to overhaul.

Background

The transmission chain is a chain for transmitting mechanical power, is widely applied to household, industrial and agricultural machinery, comprises a conveyor, a drawing machine, a printing machine, an automobile, a motorcycle, a bicycle and the like, is driven by a gear called a chain wheel, and is a simple, reliable and efficient power transmission device.

When the precision transmission chain is used at present, a plurality of defects and shortcomings exist, and the specific places needing improvement are as follows:

the existing precise transmission chain is mostly riveted with the pin shaft and the inner chain plate and the outer chain plate when being installed, and the pin shaft is very tightly riveted with the inner chain plate and the outer chain plate, so that a user is inconvenient to disassemble the transmission chain when the transmission chain needs to be overhauled.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an accurate driving chain convenient to overhaul to current accurate driving chain that proposes in solving above-mentioned background art is mostly with round pin axle and inside and outside link joint riveting when the installation, because the riveting between round pin axle and the inside and outside link joint is very inseparable, the person of not being convenient for when needs overhaul the driving chain carries out the problem of dismantling to it.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a precision transmission chain convenient to overhaul, includes outer link joint and inner link joint, two the opposite face of outer link joint respectively with the opposite face overlap joint of two inner link joints, every two trepanning one, two have all been seted up on outer link joint and the inner link joint four trepanning one on outer link joint and two inner link joints all with same round pin axle swing joint, round pin axle both ends are swing joint in two trepanning two respectively, two trepanning two are seted up respectively in two limiting plates, two the opposite face of limiting plate respectively with the opposite face overlap joint of two outer link joints, the round pin axle cup joints in the sleeve.

As a preferred technical scheme of the utility model, every two annular chutes, every have all been seted up on the inner link plate annular chute sets up respectively around every trepanning one, every equal sliding connection has a set of slider in the annular chute.

As a preferred technical scheme of the utility model, every the jack has all been seted up on the side of slider, wherein two sets of the jack respectively with the one end swing joint of two sets of inserted bars, two sets of the other end difference fixed connection of inserted bar is on the side around the telescopic.

As a preferred technical scheme of the utility model, every annular spout and slider are the T type setting, every group the slider contains four sliders at least.

As a preferred technical scheme of the utility model, two spouts, four have all been seted up to the side around the round pin axle spacing hole, four have all been seted up on the spout inner wall spacing downthehole equal swing joint has gag lever post one end.

As a preferred technical scheme of the utility model, four the gag lever post other end swing joint is respectively in four through-holes, four two liang of a set of through-holes are seted up respectively on the side of controlling of two limiting plates, every two stoppers of equal fixedly connected with on the gag lever post, eight the stopper is sliding connection respectively in eight spouts one, eight a two sets of spouts are seted up respectively on four through-hole inner walls.

As a preferred technical scheme of the utility model, every equal fixedly connected with spring one end, eight on the stopper side the spring other end is fixed connection respectively on an inner wall of eight spouts, the upside is four the thread groove has all been seted up to the stopper upper surface, four the thread groove respectively with four stop screw's bottom threaded connection, four stop screw upper end threaded connection is in four threaded holes respectively, four two liang of a set of and set up respectively on two limiting plate upper surfaces of screw hole.

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

1. the utility model discloses a set up the limiting plate and be connected with round pin axle both ends, and set up the gag lever post, the stopper, spring and spacing hole are further connected limiting plate and round pin axle, set up stop screw simultaneously, screw hole and thread groove are fixed limiting plate and gag lever post further connection, when needs dismantle the maintenance to the device, the user can rotate stop screw and make stop screw break away from the thread groove, then the user spurs the gag lever post and breaks away from the limiting plate and can take off the limiting plate from selling epaxial behind the spacing hole, thereby the person of facilitating the use is fast with the round pin axle, the sleeve, the separation is dismantled to interior link joint and outer link joint, and then the person of facilitating the use dismantles the maintenance to the device and changes the driving chain part, and above-mentioned structure set up the simple operation swift easily popularization.

2. The utility model discloses a set up the inserted bar, the jack, slider and annular chute are connected sleeve and inner link plate, when taking place to rotate between inner link plate and the sleeve at the in-process that uses the device, utilize being connected of inserted bar and jack to drive the slider and slide in annular chute, thereby avoid taking place the life that the friction leads to inner link plate and the long-term wearing and tearing of sleeve reduction device between inner link plate and the sleeve, and then utilize the sliding friction of slider and annular chute to reduce the wearing and tearing that the rigid friction leads to between sleeve and the inner link plate, and then reduce the frequency that inner link plate and sleeve change were maintained and further improve the device's practicality.

Drawings

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

fig. 2 is a schematic view of the sectional structure of the limiting plate of the present invention;

FIG. 3 is a schematic view of the pin structure of the present invention;

fig. 4 is a schematic view of the sleeve structure of the present invention;

FIG. 5 is a schematic structural view of the inner link plate of the present invention;

FIG. 6 is an enlarged schematic view of the structure A of the present invention;

fig. 7 is a schematic diagram of an enlarged structure B of the present invention.

In the figure: the chain comprises an outer chain plate 1, a sleeve 2, an inner chain plate 3, a first trepanning 4, a limiting plate 5, a pin shaft 6, a second trepanning 7, a limiting screw 8, a threaded hole 9, a first sliding groove 10, a limiting rod 11, a through hole 12, a spring 13, a limiting block 14, a second sliding groove 15, a limiting hole 16, an inserted rod 17, a threaded groove 18, an annular sliding groove 19, a sliding block 20 and an inserting hole 21.

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 efforts all belong to the protection scope of the present invention.

Referring to fig. 1-7, the utility model provides a technical solution of a precision transmission chain convenient for maintenance: the chain comprises outer chain plates 1 and inner chain plates 3, opposite surfaces of the two outer chain plates 1 are respectively lapped with opposite surfaces of the two inner chain plates 3, each outer chain plate 1 and each inner chain plate 3 are respectively provided with two trepanning holes I4, four trepanning holes I4 on the two outer chain plates 1 and the two inner chain plates 3 are respectively movably connected with a same pin shaft 6, two ends of the pin shaft 6 are respectively movably connected in two trepanning holes II 7, the two trepanning holes II 7 are respectively arranged in two limiting plates 5, opposite surfaces of the two limiting plates 5 are respectively lapped with opposite surfaces of the two outer chain plates 1, the pin shaft 6 is sleeved in a sleeve 2, each inner chain plate 3 is respectively provided with two annular chutes 19, each annular chute 19 is respectively arranged around each trepanning hole I4, a group of sliding blocks 20 are respectively connected in each annular chute 19 in a sliding manner, and insertion holes 21 are respectively arranged on the side surfaces of each sliding block 20, wherein, two groups of jacks 21 are respectively movably connected with one end of two groups of inserted bars 17, the sleeve 2 is connected with the inner chain plate 3 by arranging the inserted bars 17, the jacks 21, the sliding blocks 20 and the annular sliding grooves 19, when the inner chain plate 3 rotates with the sleeve 2 in the process of using the device, the sliding blocks 20 are driven to slide in the annular sliding grooves 19 by the connection of the inserted bars 17 and the jacks 21, thereby avoiding the service life of the device caused by the long-term abrasion between the inner chain plate 3 and the sleeve 2 due to the friction between the inner chain plate 3 and the sleeve 2, the other ends of the two groups of inserted bars 17 are respectively fixedly connected on the front and back side surfaces of the sleeve 2, each annular sliding groove 19 and each sliding block 20 are arranged in a T shape, each group of sliding blocks 20 at least comprises four sliding blocks 20, two sliding grooves 15 are arranged on the front and back side surfaces of the pin shaft 6, limiting holes 16 are arranged on the inner walls of the four sliding grooves 15, one ends of the limiting rods 11 are movably connected in the four limiting holes 16, the limiting plate 5 is further connected with the pin shaft 6 by arranging the limiting rods 11 and the limiting holes 16, so that the movement of the limiting plate 5 in the front and back direction is limited by the connection of the limiting rods 11 and the limiting holes 16, the pin shaft 6 is further fixed by the limiting plate 5 to enable the pin shaft 6 to connect the sleeve 2, the inner chain plate 1 and the outer chain plate 3, the other ends of the four limiting rods 11 are respectively and movably connected in the four through holes 12, the four through holes 12 are respectively arranged in the four through holes 12 in a group in pairs and are respectively arranged on the left side surface and the right side surface of the two limiting plates 5, two limiting blocks 14 are respectively and fixedly connected on each limiting rod 11, the eight limiting blocks 14 are respectively and slidably connected in the eight first sliding chutes 10, the eight first sliding chutes 10 are respectively arranged in a group in pairs and are respectively arranged on the inner walls of the four through holes 12, one end of a spring 13 is fixedly connected on the side surface of each limiting block 14, the other ends of the eight springs 13 are respectively and fixedly connected on the inner walls of the eight first sliding chutes 10, the limiting blocks 14 are connected with the first sliding chutes 10 by arranging the spring 13, thereby utilize spring 13 elasticity to promote gag lever post 11 to be connected with spacing hole 16 when gag lever post 11 moves to corresponding with spacing hole 16, and can utilize spring 13 elasticity to promote gag lever post 11 and spacing hole 16 in close contact with improve its stability of being connected, threaded groove 18 has all been seted up to four stopper 14 upper surfaces of upside, four threaded groove 18 are respectively with the bottom threaded connection of four stop screw 8, four stop screw 8 upper ends are threaded connection respectively in four screw holes 9, through setting up stop screw 8, screw hole 9 and threaded groove 18 are further connected limiting plate 5 and gag lever post 11, thereby utilize the connection of stop screw 8 and screw hole 9 and threaded groove 18 to restrict the removal of gag lever post 11 in the left and right directions, and then avoid when using the device gag lever post 11 to receive external force to drag or spring 13 elasticity reduce to lead to gag lever post 11 to break away from spacing hole 16 shadow And four threaded holes 9 are arranged in a group in pairs and are respectively arranged on the upper surfaces of the two limiting plates 5 when the device is used normally.

The utility model discloses an operating procedure does:

when the device is assembled, a user can firstly connect the inserted bar 17 on the sleeve 2 with the insertion hole 21 on the sliding block 20, then the user attaches the outer chain plate 1 to the inner chain plate 3, and the sleeve holes 4 correspond to each other, at the moment, the user inserts the pin shaft 6 into the sleeve holes 4 and the sleeve 2, then the user pulls the two limiting bars 11 on the same limiting plate 5 to be away from each other so that the limiting block 14 slides in the first sliding groove 10 to extrude the spring 13, and connects the second sleeve hole 7 on the limiting plate 5 with the two ends of the pin shaft 6, after the second sleeve hole 7 is connected with the pin shaft 6, the user loosens the limiting bar 11, at the moment, the spring 13 elastically pushes the limiting bar 11 to be connected with the second sliding groove 15, and pushes the limiting plate 5 to approach the outer chain plate 1 so that the limiting bar 11 slides in the second sliding groove 15, when the side surface of the limiting plate 5 is attached to the side surface of the outer chain plate 1, at the moment, the limiting bar 11 moves to be corresponding to the limiting hole 16, and the spring 13 elastically pushes the limiting bar 11 to move towards the limiting hole 16, at the limiting bar 14 to move to one end of the first sliding groove 10 so that the screw groove 18 corresponds to the screw hole 18, then the user can detach the limiting plate 6 from the limiting screw hole 6, and the limiting plate 6, and the user can detach the limiting screw from the limiting plate 6, and detach the limiting screw hole 6, and detach the limiting plate 6, and the user can detach the user from the limiting plate 6, and detach the device, and detach the user.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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 precision driving chain convenient to overhaul, includes outer link joint (1) and inner link joint (3), its characterized in that: two the opposite face of outer chain plate (1) respectively with the opposite face overlap joint of two inner chain plates (3), every two trepanning (4) have all been seted up on outer chain plate (1) and inner chain plate (3), two four trepanning (4) on outer chain plate (1) and two inner chain plates (3) all with same round pin axle (6) swing joint, round pin axle (6) both ends are swing joint respectively in two trepanning two (7), two trepanning two (7) are seted up respectively in two limiting plates (5), two the opposite face of limiting plate (5) respectively with the opposite face overlap joint of two outer chain plates (1), round pin axle (6) cup joints in sleeve (2).

2. An easy to service precision drive chain according to claim 1, wherein: every all seted up two annular spout (19) on the inner link board (3), every annular spout (19) set up respectively around every trepanning (4), every equal sliding connection has a set of slider (20) in annular spout (19).

3. An easy to service precision drive chain according to claim 2, wherein: every jack (21) have all been seted up on the side of slider (20), wherein two sets of jack (21) respectively with the one end swing joint of two sets of inserted bars (17), two sets of the other end of inserted bar (17) is fixed connection respectively on the front and back side of sleeve (2).

4. An easy to service precision drive chain according to claim 2, wherein: each annular sliding groove (19) and the sliding block (20) are arranged in a T shape, and each group of sliding blocks (20) at least comprises four sliding blocks (20).

5. An easy to service precision drive chain according to claim 1, wherein: two sliding grooves (15) are formed in the front side face and the rear side face of the pin shaft (6), four limiting holes (16) are formed in the inner walls of the sliding grooves (15), and one ends of limiting rods (11) are movably connected in the four limiting holes (16).

6. An easy to service precision drive chain according to claim 5, wherein: four the gag lever post (11) other end is swing joint respectively in four through-holes (12), four through-hole (12) two liang a set of and set up respectively on the side of controlling of two limiting plates (5), every two stopper (14) of equal fixedly connected with on gag lever post (11), eight stopper (14) sliding connection respectively in eight spout one (10), eight two liang a set of and set up respectively on four through-hole (12) inner walls in spout one (10).

7. An easy to service precision drive chain according to claim 6, wherein: every equal fixedly connected with spring (13) one end, eight on stopper (14) side spring (13) other end difference fixed connection is on eight spout one (10) inner walls, and the upside is four thread groove (18), four have all been seted up to stopper (14) upper surface thread groove (18) respectively with the bottom threaded connection of four stop screw (8), four stop screw (8) upper end difference threaded connection is four screw holes (9) in, four two liang of a set of and set up respectively on two limiting plate (5) upper surfaces in screw hole (9).