CN113148771A

CN113148771A - Display scroll

Info

Publication number: CN113148771A
Application number: CN202110056023.4A
Authority: CN
Inventors: 钱永康; 金贝贝; 陆马兴; 张彪; 孙月军
Original assignee: Hangzhou Yuchang Intelligent Technology Co ltd
Current assignee: Hangzhou Yuchang Intelligent Technology Co ltd
Priority date: 2021-01-15
Filing date: 2021-01-15
Publication date: 2021-07-23
Anticipated expiration: 2041-01-15
Also published as: CN113148771B

Abstract

A display scroll comprises a display and a scroll, wherein the scroll is arranged on the display; the display is characterized by comprising a display back plate, a first cam assembly, a second cam assembly and a driving assembly, wherein the first cam assembly, the second cam assembly and the driving assembly are positioned at the top of the display back plate, and the driving assembly is connected to the second cam assembly; the reel comprises a pipe component, a transmission device and a braking device, and the transmission device and the braking device are positioned at two ends of the pipe component; the transmission device is matched with the driving assembly, and the braking device is matched with the first cam assembly; compared with the prior art, the display article is driven and unfolded or stored through rotation of the rotating shaft, the reel has a reel brake function, the reel adopts a mechanical brake structure, operation or positioning of the reel as required is guaranteed, a flexible transmission system is arranged in the reel, and when the reel is guaranteed to be reversely rolled, the pull rod pressing strip can be embedded into the reel inlet groove and tensioned.

Description

Display scroll

Technical Field

The invention belongs to the technical field of reels, and particularly relates to a display reel.

Background

The scroll is one of the mounting forms of Chinese painting and calligraphy, and the scroll is also the most common style of Chinese painting and calligraphy, so the name is to be equipped with "axostylus axostyle", generally a work is mounted as an axle, also has a plurality of works to be mounted as an axle, and the scroll has the branch of vertical scroll and horizontal scroll.

When wallpaper and wall cloth type display products need to be displayed, scroll tools can be used for storing and displaying the wallpaper and wall cloth type display products.

The scroll is usually used for accomodating and accomodate and demonstrate the article that can relax the book, and in the scroll of the vertical scroll, the upper and lower both ends that can relax the article of book set up axostylus axostyle and peg respectively, realize accomodating the curling of the article that can relax the book through rotating the axostylus axostyle, realize the show to the curling of the article that can relax the book through the pulling peg, and during perpendicular show, the peg plays the article weight that increases the volume that can relax, the effect that the article that can relax the book receive and releases of being convenient for.

Chinese patent No. CN210535063U discloses a show spool for history teaching relates to history teaching aid technical field, specifically is a show spool for history teaching, including the device casing, the collecting chamber has been seted up to the inside of device casing, the inside equal fixedly connected with connecting block in both sides that is located the collecting chamber of device casing, the inside of connecting block is provided with ball bearing, the connecting block has the collecting rod through ball bearing swing joint, one side fixedly connected with show main part of collecting rod, the connecting rod standing groove has been seted up to the lower surface of device casing, the slide has been seted up to the interior roof of connecting rod standing groove, the show main part passes through slide and device casing swing joint, the one end fixedly connected with connecting rod of collecting rod is kept away from to the show main part.

The display reel disclosed above has the same problems as those in the prior art in that the display reel has to be displayed in actual operation due to the fact that the display reel is stored in the reel, and the display is required to have good integrity, and when the reel is in the transportation and display processes, the integrity of the display depends on the stability of the reel in the storing and releasing processes.

When the show article show or collect the in-process when taking place the skew on the axostylus axostyle, the offset of show article can be accumulated to can make the show article slope twine on the axostylus axostyle, cause the fold or the fracture of show article, influence the bandwagon effect of show article, and the show article is accomodating the completion back, can produce certain rocking to the peg at the removal in-process of spool, when the peg is rocking the in-process, the peg can produce the pulling force to the show article, influence the integrality of show article.

Disclosure of Invention

The invention aims to overcome the defects in the prior art and provides the display reel which is stably braked, is safe and reliable and can be automatically displayed and stored.

In order to achieve the above purposes, the technical scheme adopted by the invention is as follows: a display reel is characterized by comprising a display machine and a reel, wherein chains which are oppositely arranged are arranged on two sides of the display machine, and two ends of the reel are connected to the chains which are oppositely arranged; the display machine comprises a first cam assembly, a second cam assembly and a driving assembly, wherein the first cam assembly, the second cam assembly and the driving assembly are positioned at the top of the display machine, and the driving assembly is connected to the second cam assembly; the reel comprises a pipe component, a transmission device and a braking device, and the transmission device and the braking device are positioned at two ends of the pipe component; the transmission device is matched with the driving assembly, and the braking device is matched with the first cam assembly; a flexible transmission system is arranged in the pipe assembly; the pipe component comprises a rotating shaft, an inner aluminum pipe, an outer aluminum pipe and a hanging rod which are arranged from inside to outside, and a display article is connected between the hanging rod and the inner aluminum pipe; the hanging rod is detachably connected with the display.

As a preferable scheme of the present invention, a display top plate is disposed at the top of the display machine, the first cam assembly and the second cam assembly are connected to the display top plate, the first cam assembly includes a first motor and a first cam which are connected, the first cam is adapted to the braking device, the second cam assembly includes a second motor and a second cam which are connected, the driving assembly is disposed on the second cam, and a driving gear adapted to the transmission device is disposed on the driving assembly.

As a preferred scheme of the present invention, the flexible transmission system includes a flexible driving member and a flexible driven member, and the flexible driving member and the flexible driven member are connected through a torsion spring; the rotating shaft and the flexible driving part rotate coaxially, and the flexible driven part and the inner aluminum pipe rotate coaxially.

According to a preferable scheme of the invention, the outer aluminum pipe is of a polygonal structure, the outer aluminum pipe is sleeved outside the inner aluminum pipe, the inner aluminum pipe is rotatably connected into the outer aluminum pipe, the transmission device and the braking device are embedded at two ends of the outer aluminum pipe, and the transmission device and the braking device are rotatably connected with the inner aluminum pipe.

As a preferable scheme of the invention, the rotating shaft is positioned in the inner aluminum pipe, two ends of the rotating shaft are connected with the transmission device and the braking device, the hanging rod is positioned outside the outer aluminum pipe, a notch matched with the hanging rod is formed in the outer aluminum pipe, and the size of the notch is smaller than that of the hanging rod.

As a preferable scheme of the invention, the braking device is provided with a first connecting piece, the transmission device is provided with a second connecting piece, the first connecting piece and the second connecting piece are connected to two ends of the inner aluminum pipe, and the inner aluminum pipe, the first connecting piece and the second connecting piece rotate synchronously.

As a preferred scheme of the present invention, the braking device includes a braking housing having a cavity structure with an opening at one side, the first connecting member is located at the opening, a first cover plate supporting the first connecting member is disposed on the braking housing, a rotor, a brake disc and a braking push rod are disposed in the braking housing, the rotor and the rotating shaft rotate coaxially, the brake disc is sleeved outside the rotor, external teeth are formed on an outer ring of the rotor, internal teeth engaged with the external teeth are disposed in the brake disc, a gap is formed on the brake disc, the braking push rod is located in the gap, and the braking push rod moves to adjust the opening and closing of the brake disc.

As a preferred scheme of the present invention, an annular spring surrounding the brake disc is disposed outside the brake disc, a pad block supporting the brake disc and the annular spring is disposed inside the braking device, the brake push rod extends outside the braking device, and the brake push rod is disposed toward the first cam assembly.

As a preferable scheme of the present invention, the transmission device includes a transmission housing having a cavity structure with an opening at one side, the second connecting member is located at the opening, the transmission device is provided with a second cover plate supporting the second connecting member, the transmission device is provided with a driven gear and an idler gear which are engaged with each other, the driven gear and the rotating shaft rotate coaxially, and the idler gear extends partially to the outside.

As a preferable scheme of the invention, a first fixed block and a second fixed block which are oppositely arranged are arranged on the outer side of the end part of the braking device, a locking cavity is formed between the first fixed block and the second fixed block, and protrusions which are oppositely arranged are arranged on the outer side of the end part of the transmission device.

Compared with the prior art, the invention has the beneficial effects that: the rotation through the pivot drives the show article and expandes or accomodate, and the spool still has spool brake function, the spool adopts mechanical type brake structure, guarantee that the spool moves as required or fixes a position, be equipped with flexible transmission system in the spool, when guaranteeing that the reverse roll-in of spool, the peg layering can imbed in the spool entry groove, and the tensioning, lock the spool when the spool is out of work, make the spool have better stability, spool job stabilization simultaneously, safe and reliable.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the connection of the reel to the display machine;

FIG. 3 is a schematic view of the construction of the reel;

FIG. 4 is a cross-sectional view of the spool;

FIG. 5 is a schematic view of the structure of the braking device;

FIG. 6 is a rear view of the brake;

FIG. 7 is a cross-sectional view taken along the line A-A in FIG. 6;

FIG. 8 is a cross-sectional view taken along line B-B of FIG. 7;

fig. 9 is a schematic structural view of a first fixing block and a second fixing block;

FIG. 10 is a braking schematic of the brake link;

FIG. 11 is a schematic structural view of a brake link;

FIG. 12 is a schematic structural view of the transmission;

FIG. 13 is a side view of the transmission;

FIG. 14 is an exploded view of the transmission;

FIG. 15 is a perspective view of the transmission;

FIG. 16 is a cross-sectional view taken along the line A-A in FIG. 13;

FIG. 17 is a cross-sectional view taken along line B-B of FIG. 13;

FIG. 18 is a schematic view of the connection of the transmission to the drive link;

FIG. 19 is a schematic view of the structure of the cloth rail;

FIG. 20 is a locking schematic of the cloth rail;

FIG. 21 is a schematic view of the release of the cloth rail;

FIG. 22 is a schematic view of the construction of the outer aluminum tube;

FIG. 23 is a schematic view of the structure of an inner aluminum pipe;

FIG. 24 is a schematic structural view of the flexible drive system;

FIG. 25 is a side view of the flexible drive system;

FIG. 26 is a schematic structural view of a torsion spring;

FIG. 27 is a schematic view of the construction of the flexible driven member;

FIG. 28 is a front view of the flexible follower;

FIG. 29 is a side view of the flexible follower;

reference numbers in the figures: the device comprises a display machine 1, a first motor 1-2, a first cam 1-3, a second motor 1-4, a second cam 1-5, a driving assembly 1-6, a driving gear 1-7, a tension spring 1-8, a display top plate 1-9, a brake chain link 1-10, a transmission chain link 1-11, a scroll 2, a brake device 3, a first connecting piece 3-1, a first cover plate 3-2, a first guide plate 3-3, a first sliding bearing 3-4, a rotor 3-5, a brake disc 3-6, a brake push rod 3-7, an annular spring 3-8, a cushion block 3-9, a brake shell 3-14, a transmission device 4, a second connecting piece 4-1, a support plate 4-2, a second guide plate 4-3 and a driven gear 4-4, 4-5 parts of idler wheels, 4-6 parts of second sliding bearings, 4-7 parts of second cover plates, 4-8 parts of transmission shells, 4-9 parts of protrusions, 5 parts of hanging rods, 5-1 parts of back rod pieces, 5-2 parts of back plates, 5-3 parts of bottom plates, 5-4 parts of pull plates, 5-5 parts of screw grooves, 5-6 parts of locking rod pieces, 5-7 parts of screw holes, 5-8 parts of self-tapping screws, 5-9 parts of sealing covers, 6 parts of flexible transmission systems, 6-1 parts of flexible driving parts, 6-2 parts of flexible driven parts, 6-3 parts of first pin shafts, 6-4 parts of second pin shafts, 6-5 parts of torsion springs, 6-6 parts of cavity sections, 6-7 parts of connecting grooves, 6-8 parts of notches, 6-9 parts of grooves, 6-10 parts of matching sections, 8 parts of displays, 9 parts of pipe assemblies, 9-1 parts of outer aluminum pipes, 9-2 parts of inner aluminum pipes, the spring piece comprises 9-3 parts of reinforcing ribs, 9-4 parts of bending structures, 9-5 parts of rotating shafts, 10 parts of first fixing blocks, 11 parts of second fixing blocks, 12 parts of buttons and 13 parts of spring pieces.

Detailed Description

The following describes embodiments of the present invention in detail with reference to the accompanying drawings.

As shown in fig. 1 to 29, a display reel includes a display machine 1 and reels 2, the reels 2 are disposed on the display machine 1, chains are disposed on two sides of the display machine 1, two ends of the reels 2 are connected to the chains, the number of the reels 2 on the chains can be set according to actual needs, and all the reels 2 are disposed horizontally; the display machine 1 comprises a first cam assembly, a second cam assembly and driving assemblies 1-6, wherein the first cam assembly, the second cam assembly and the driving assemblies 1-6 are positioned at the top of the display machine 1, and the driving assemblies 1-6 are connected to the second cam assembly; the reel 2 comprises a pipe component 9, a transmission device 4 and a braking device 3, wherein the transmission device 4 and the braking device 3 are positioned at two ends of the pipe component 9; the transmission device 4 is matched with the driving assemblies 1-6, and the braking device 3 is matched with the first cam assembly; a flexible transmission system 6 is arranged in the pipe component 9; the pipe component 9 comprises a rotating shaft 9-5, an inner aluminum pipe 9-2, an outer aluminum pipe 9-1 and a hanging rod 5 which are arranged from inside to outside, a display 8 is connected between the hanging rod 5 and the inner aluminum pipe 9-2, and the hanging rod 5 is detachably connected with the display 8.

The chain comprises a brake chain and a transmission chain which are oppositely arranged, the brake chain is composed of a plurality of brake chain links 1-10, the transmission chain is composed of a plurality of transmission chain links 1-11 in the same way, the brake chain links 1-10 are connected with the brake device 3, and the transmission chain links 1-11 are connected with the transmission device 4.

The top of the display machine 1 is provided with a display top plate 1-9, a first cam component and a second cam component are connected to the display top plate 1-9, the first cam component comprises a first motor 1-2 and a first cam 1-3 which are connected, the first cam 1-3 is matched with the braking device 3, the second cam component comprises a second motor 1-4 and a second cam 1-5 which are connected, a driving component 1-6 is positioned on the second cam 1-5, and a driving gear 1-7 matched with the transmission device 4 is arranged on the driving component 1-6.

The first cam assembly and the second cam assembly are fixedly connected to the lower surfaces of the display top plates 1-9 through screws, the first cam assembly, the second cam assembly and the scroll 2 are located below the display top plates 1-9, and the first cam assembly and the second cam assembly are located above the scroll 2.

The display machine 1 is provided with a brake chain and a transmission chain which are matched with the reel 2, the end part of the reel 2 provided with the brake device 3 is connected with brake chain links 1-10 in a clamping mode, the end part of the reel 2 provided with the transmission device 4 is connected with the transmission chain links 1-11 in an inserting mode, the two ends of the reel 2 are connected with the brake chain and the transmission chain under the action of the transmission device 4 and the brake device 3, therefore, the reel 2 is stably arranged on the chain, the outer side of the end part of the brake device 3 is provided with a first fixing block 10, a second fixing block 11 and a button 12 which are oppositely arranged, a locking cavity is formed between the first fixing block 10 and the second fixing block 11, and the outer side of the end part of the transmission device 4 is provided with protrusions 4-9 which are oppositely arranged.

The first fixing block 10 and the second fixing block 11 are located on the transmission device 4, the first fixing block 10 and the second fixing block 11 are of bending structures, a gap is formed between the first fixing block 10 and the second fixing block 11, a gap is formed between the first fixing block 10 and the surface of the braking device 3, and similarly, a gap is formed between the second fixing block 11 and the surface of the braking device 3.

The button 12 is located between the first fixing block 10 and the second fixing block 11, the brake chain links 1-10 are elastically connected to the brake device 3, the elastic rod is arranged between the button 12 and the brake device 3, the spring piece 13 is arranged on the elastic rod, the brake device 3 is provided with a groove matched with the button 12, when the brake device 3 is close to the brake chain links 1-10, the brake chain links 1-10 slide into the locking cavity between the first fixing block 10 and the second fixing block 11 by pressing the button 12, the button 12 is released, the elastic rod is reset under the action of the spring piece 13, the elastic rod blocks the brake chain links 1-10, the brake chain links 1-10 are located in the locking cavity between the first fixing block 10 and the second fixing block 11, and connection between the chain and the brake device 3 is achieved.

And when the chain needs to be disconnected from the braking device 3, the button 12 is pressed, so that the button 12 is pressed into the groove on the braking device 3, the brake chain links 1-10 slide out of the locking cavity between the first fixing block 10 and the second fixing block 11, the brake chain links 1-10 are disconnected from the braking device 3, and the braking device 3 is disconnected from the chain.

The outer side of the end part of the transmission device 4 is provided with corresponding convex blocks 4-9, the convex blocks 4-9 are connected with the transmission chain links 1-11 in an inserting mode, and the transmission chain links 1-11 are partially inserted into the convex blocks 4-9.

When the reel 2 is placed on the display machine 1, the two ends of the reel 2 are connected with the brake links 1-10 and the transmission links 1-11，The movement of the brake links 1-10 and the drive links 1-11 invokes movement of the reel 2, thereby, different reels 2 can be driven to move to required display positions through the movement of the brake chain links 1-10 and the transmission chain links 1-11, the brake chain links 1-10 and the transmission chain links 1-11 always keep synchronous operation, the tension springs 1-8 are connected between the driving components 1-6 and the display top plates 1-9, the rotating shafts are arranged between the second cams 1-5 and the driving components 1-6 and are inserted in the driving components 1-6, in the rotating process of the second cam 1-5, the rotating shaft and the second cam 1-5 rotate synchronously, the rotation of the rotating shaft drives the driving component 1-6 to move, and the driving component 1-6 is not rotated under the action of the tension spring 1-8.

The flexible transmission system 6 comprises a flexible driving part 6-1 and a flexible driven part 6-2, and the flexible driving part 6-1 is connected with the flexible driven part 6-2 through a torsion spring 6-5; the rotating shaft 9-5 and the flexible driving part 6-1 rotate coaxially, and the flexible driven part 6-2 and the inner aluminum pipe 9-2 rotate coaxially.

The flexible driving part 6-1 rotates along with the rotation of the rotating shaft 9-5, the rotation of the torsion spring 6-5 is driven in the rotation process of the flexible driving part 6-1, so that the torsion spring 6-5 generates elasticity, the rotation of the flexible driven part 6-2 is driven after the elasticity of the torsion spring 6-5 is transmitted to the flexible driven part 6-2, the rotation of the flexible driven part 6-2 synchronously drives the rotation of the inner aluminum pipe 9-2, and the rotation of the inner aluminum pipe 9-2 realizes the folding and unfolding of the display product.

The rotating shaft 9-5 is provided with a first pin shaft 6-3 and a second pin shaft 6-4 which are arranged along the radial direction of the rotating shaft, the first pin shaft 6-3 is arranged by penetrating through the flexible driving part 6-1, the flexible driven part 6-2 is arranged between the first pin shaft 6-3 and the second pin shaft 6-4, the first pin shaft 6-3 and the second pin shaft 6-4 are arranged at two ends of the flexible driving part 6-1, and the second pin shaft 6-4 is abutted against the end part of the flexible driven part 6-2.

A through hole matched with the first pin shaft 6-3 and the second pin shaft 6-4 is formed in the rotating shaft 9-5, the first pin shaft 6-3 and the second pin shaft 6-4 are inserted into the rotating shaft 9-5, the first pin shaft 6-3 and the second pin shaft 6-4 are arranged along the radial direction of the rotating shaft 9-5, the first pin shaft 6-3 penetrates through the flexible driving part 6-1, and one end of the flexible driving part 6-1 is positioned under the action of the first pin shaft 6-3, so that the flexible driving part 6-1 has better stability in the rotating process.

The flexible driven part 6-2 comprises a matching section 6-10 and a cavity section 6-6 which are connected, the matching section 6-10 is in clearance fit with the rotating shaft 9-5, a cavity is formed between the cavity section 6-6 and the flexible driving part 6-1, the torsion spring 6-5 is positioned in the cavity formed by the cavity section 6-6 and the flexible driving part 6-1, and the matching section 6-10 and the cavity section 6-6 are of an integrally formed structure.

The cavity body section 6-6 is provided with a connecting groove 6-7 matched with the torsion spring 6-5, the connecting groove 6-7 comprises a horizontal groove moving along the axial direction of the cavity body section 6-6 and a vertical groove arranged along the radial direction of the cavity body section 6-6, the horizontal groove is communicated with the vertical groove, and the horizontal groove is arranged towards the matching section 6-10.

Reinforcing ribs 9-3 and bending structures 9-4 are formed on the inner wall of the inner aluminum tube 9-2, grooves 6-9 matched with the reinforcing ribs 9-3 are formed on the flexible driven piece 4, notches 6-8 matched with the bending structures 9-4 are formed on the flexible driven piece 4, the end part of a display 8 is stuck on the outer surface of the bending structures 9-4, and the inner aluminum tube 9-2 and the flexible driven piece 4 rotate synchronously.

When the rotating shaft 9-5 rotates for a certain angle, the flexible driving part 6-1 also synchronously rotates along with the rotating shaft 9-5, after the flexible driving part 6-1 rotates for a certain angle, and the rotation amount of the flexible driving part 6-1 is within the bearable range of the elasticity of the torsion spring 6-5, the flexible driven part 4 cannot rotate, when the rotating shaft 9-5 continues to rotate, and when the rotation angle of the flexible driving part 6-1 exceeds the limit angle which can be borne by the torsion spring 6-5, the flexible driven part 4 can rotate together, so that the inner aluminum pipe 9-2 is driven to rotate, and the display article 8 is collected and released.

When the rotating shaft 9-5 stops rotating (braking), the torsion spring 6-5 transmits torsion to the flexible driven part 4, the direction of the torsion is opposite to the direction before the rotating shaft 9-5 stops rotating, by using the point, when the display 8 is retracted, when the hanging rod 5 at the bottom of the display 8 touches the device shell, the rotating shaft 9-5 continues rotating for a certain angle, then braking is carried out, and at the moment, the torsion spring 6-5 can provide torsion opposite to the rotating direction of the rotating shaft 9-5, so that the hanging rod 5 is firmly pulled and fixed on the outer aluminum pipe 9-1.

The outer aluminum pipe 9-1 is of a polygonal structure, the outer aluminum pipe 9-1 is sleeved outside the inner aluminum pipe 9-2, the inner aluminum pipe 9-2 is rotatably connected into the outer aluminum pipe 9-1, the transmission device 4 and the braking device 3 are embedded at two ends of the outer aluminum pipe 9-1, and the transmission device 4 and the braking device 3 are rotatably connected with the inner aluminum pipe 9-2.

And a first bulge, a second bulge and a third bulge are formed in the outer aluminum tube 9-1, the notch and the second bulge are located between the first bulge and the third bulge, the notch and the second bulge are oppositely arranged, and the first bulge, the second bulge and the third bulge are arranged towards the center of the outer aluminum tube 1.

The outer aluminum pipe 9-1 is regular pentadecagon, the first bulge, the second bulge and the third bulge are formed in the center of the side edge, the outer aluminum pipe 9-1 is an odd regular polygon, and therefore the first bulge, the second bulge and the third bulge are arranged and are not oppositely arranged under the condition of equal distance, the first bulge, the second bulge and the third bulge cannot be subjected to opposite forces in the same direction, and deformation of the force in the same direction to the outer aluminum pipe 9-1 is reduced.

The rotating shaft 9-5 is positioned in the inner aluminum pipe 9-2, two ends of the rotating shaft 9-5 are connected with the transmission device 4 and the braking device 3, the hanging rod 5 is positioned outside the outer aluminum pipe 9-1, a notch matched with the hanging rod 5 is formed in the outer aluminum pipe 9-1, and the size of the notch is smaller than that of the hanging rod 5.

The braking device 3 is provided with a first connecting piece 3-1, the transmission device 4 is provided with a second connecting piece 4-1, the first connecting piece 3-1 and the second connecting piece 4-1 are connected to two ends of a rotating shaft 9-5, and the rotating shaft 9-5, the first connecting piece 3-1 and the second connecting piece 4-1 rotate synchronously.

The brake device 3 comprises a brake shell 3-14 with a cavity structure with an opening at one side, a first connecting piece 3-1 is positioned at the opening, a first cover plate 3-2 for supporting the first connecting piece 3-1 is arranged on the brake shell 3-14, a rotor 3-5, a brake disc 3-6 and a brake push rod 3-7 are arranged in the brake device 3, the rotor 3-5 and a rotating shaft 9-5 rotate coaxially, the brake disc 3-6 is sleeved outside the rotor 3-5, outer teeth are formed on the outer ring of the rotor 3-5, inner teeth meshed with the outer teeth are arranged in the brake disc 3-6, a notch is formed on the brake disc 3-6, the notch formed on the outer ring of the brake disc 3-6 is of a conical structure, the size of the notch towards the center of the brake disc 3-6 is gradually reduced, and the brake push rod 3-7 is always positioned at the notch, the brake push rod 3-7 is also of a matched conical structure, the brake push rod 3-7 is located in the gap, and the brake push rod 3-7 moves to adjust the brake disc 3-6 to open and close.

Annular springs 3-8 arranged around the brake disc 3-6 are arranged outside the brake disc 3-6, cushion blocks 3-9 for supporting the brake disc 3-6 and the annular springs 3-8 are arranged in the brake device 3, brake push rods 3-7 extend out of the brake device 3, and the brake push rods 3-7 are arranged towards the first cam assembly.

The cushion blocks 3-9 are positioned at the bottoms of the annular springs 3-8 and the brake discs 3-6, the annular springs 3-8 and the brake discs 3-6 are supported under the action of the cushion blocks 3-9, the brake push rods 3-7 are always positioned at the openings of the brake discs 3-6, and the brake discs 3-6 are prevented from rotating under the action of the brake push rods 3-7.

The rotating shaft 9-5 is sleeved with a first sliding bearing 3-4, two ends of the first sliding bearing 3-4 are respectively abutted against the first connecting piece 3-1 and the rotor 3-5, the first sliding bearing 3-4 is positioned in a through hole in the middle of the first cover plate 3-2, and the rotating shaft 9-5 has better stability in the rotating process under the action of the first sliding bearing 3-4.

The outer wall of the braking device 3 is provided with a first guide sheet 3-3, the first guide sheet 3-3 is arranged towards the first connecting piece 3-1, the first guide sheet 3-3 is positioned on the surface of the first cover plate 3-2, the first guide sheet 3-3 is detachably connected with the braking device 3 through a screw, and the first guide sheet 3-3 can also limit the displayed articles to prevent the displayed articles from deviating.

In the use process, the brake push rod 3-7 is connected with a motor, the motor pushes the brake push rod 3-7 to move towards the center of the brake disc 3-6, the brake push rod 3-7 is unfolded by the triangular structure of the brake push rod 3-7, the rotor 3-5 which is originally locked by the brake disc 3-6 can freely rotate, when the motor is far away from the brake push rod 3-7, the brake disc 3-6 locks the rotor 3-5 under the action of the elastic force of the annular spring 3-8, and the brake push rod 3-7 can also be pushed back to the original position, so that the first connecting piece 3-1 and the rotor 3-5 are braked.

The transmission device 4 comprises a transmission shell 4-8 with a cavity structure and an opening at one side, the second connecting piece 4-1 is positioned at the opening, a second cover plate 4-7 for supporting the second connecting piece 4-1 is arranged on the transmission device 4, the second cover plate 4-7 is fixedly connected on the transmission shell 4-8 through a screw, a supporting piece 4-2 is formed at the end part of the second connecting piece 4-1, and the second cover plate 4-7 and the transmission housing 4-8 form a sealed cavity structure, a driven gear 4-4 and an idler gear 4-5 which are meshed with each other are arranged in the transmission housing 4-8, the driven gear 4-4 and the rotating shaft 9-5 rotate coaxially, the idler gear 4-5 extends to the outside, and the driven gear 4-4 and the idler gear 4-5 are positioned in the sealed cavity structure formed by the second cover plate 4-7 and the transmission housing 4-8.

The second cover plate 4-7 is formed with a groove matched with the support sheet 4-2, the support sheet 4-2 and the second connecting piece 4-1 are an integral structure, the second connecting piece 4-1 is rotationally connected with the second cover plate 4-7, the size of the support sheet 4-2 is consistent with that of the groove formed by the second cover plate 4-7, the second cover plate 4-7 is fixedly connected with the transmission shell 4-8 through a screw, the transmission shell 4-8 is formed with a screw seat matched with the screw, the number of the screws between the second cover plate 4-7 and the transmission shell 4-8 is set according to actual requirements, at least two screws which are oppositely arranged are arranged, the screw seat is formed on the inner wall of the transmission shell 4-8, under the action of the screws, the second cover plate 4-7 and the transmission device 4 form a sealed cavity structure, the driven gear 4-4 is located within the cavity structure forming the seal.

The rotating shaft 9-5 is sleeved with a second sliding bearing 4-6, two ends of the second sliding bearing 4-6 are respectively abutted against the supporting seat and the driven gear 4-4, in the rotating process of the driven gear 4-4, the second sliding bearing 4-6 can well support the driven gear 4-4, and the supporting seat and the driven gear 4-4 can position and support the second sliding bearing 4-6.

A supporting shaft sleeved with the idler wheels 4-5 is arranged in the transmission device 4, a deep groove ball bearing matched with the idler wheels 4-5 is arranged on the supporting shaft, and the deep groove ball bearing is used for supporting the stability of the idler wheels 4-5 in the rotating process.

The outer wall of the transmission device 4 is provided with a second guide sheet 4-3, the second guide sheet 4-3 is arranged towards the second connecting piece 4-1, the second guide sheet 4-3 is positioned on the surface of the support sheet 4-2, the second guide sheet 4-3 is detachably connected with the transmission device 4 through a screw, and the second guide sheet 4-3 can also limit the displayed articles to prevent the displayed articles from deviating.

The hanging rod 5 comprises a back rod piece 5-1 and a locking rod piece 5-6 which are matched, and the middle parts of the back rod piece 5-1 and the locking rod piece 5-6 enclose a cavity structure; a plurality of screw grooves 5-5 are formed on the back rod piece 5-1, the screw grooves 5-5 are arranged along the length direction of the back rod piece 5-1, and the screw grooves 5-5 are positioned in a cavity structure surrounded by the screw grooves 5-5; a screw hole 5-7 matched with the screw groove 5-5 is formed on the locking rod piece 5-6, and a self-tapping screw 5-8 is connected between the back rod piece 5-1 and the locking rod piece 5-6; the tops of the back rod piece 5-1 and the locking rod piece 5-6 are formed with matched sawtooth structures.

Screw holes 5-7 matched with the screw grooves 5-5 are formed in the locking rod piece 5-6, the number of the screw grooves 5-5 corresponds to the number of the screw holes 5-7, the number of the screw grooves 5-5 and the number of the screw holes 5-7 are set according to actual requirements, the distance between every two adjacent screw grooves 5-5 is equal, and the tapping screws 5-8 penetrate through the screw holes 5-7 to be in threaded connection with the screw grooves 5-5, so that the back rod piece 5-1 and the locking rod piece 5-1 are compressed.

The back rod piece 5-1 comprises a back plate 5-2, a bottom plate 5-3 and a pulling plate 5-4, the pulling plate 5-4 is located at the top of the back plate 5-2, the bottom plate 5-3 is located at the bottom of the back plate 5-2, a screw groove 5-5 is located in the middle of the back plate 5-2, a sawtooth structure is located at the joint of the pulling plate 5-4 and the back plate 5-2, the bottom plate 5-3 and the pulling plate 5-4 are sequentially connected, and the lengths of the back plate 5-2, the bottom plate 5-3 and the pulling plate 5-4 are consistent.

The back plate 5-2, the bottom plate 5-3 and the pulling plate 5-4 form a semi-surrounding structure, the bottom plate 5-3 and the back plate 5-2 are arranged in a bending mode, one side of the bottom plate 5-3 is connected with the back plate 5-2, the other side of the bottom plate 5-3 is bent upwards, the angle between the bottom plate 5-3 and the back plate 5-2 is smaller than 90 degrees, and a bottom pocket bottom structure of the back rod piece 5-1 is formed under the action of the bottom plate 5-3.

The two ends of the back rod piece 5-1 and the locking rod piece 5-6 are provided with adaptive sealing covers, the sealing covers 5-9 are partially embedded in the cavity structure, and the transverse movement of the back rod piece 5-1 and the locking rod piece 5-6 is limited and sealed under the action of the sealing covers 5-9.

In the actual use process, the cloth 6 is placed on the back rod piece 5-1, the clamping groove of the locking rod piece 5-6 is inserted into the upward bending section of the back plate 5-2, then the locking rod piece 5-6 is pushed towards the back rod piece 5-1, so that the top of the locking rod piece 5-6 is meshed with and bitten by the sawtooth structure of the back rod piece 5-1, the display 8 is bitten by the top of the locking rod piece 5-6 and the sawtooth structure of the back rod piece 5-1, the self-tapping screw 5-8 penetrates through the locking rod piece 5-6 and is screwed into the screw groove 5-5 of the back rod piece 5-1, and the self-tapping screw 5-8 is contacted with the display 8, so that the display 8 is fixed.

Under the condition that the driving assemblies 1-6 do not work, the second cam 1-5 driven by the second cam assembly is driven to a position far away from the reel 2, when the driving assemblies 1-6 are ready to work, the second cam assembly starts to drive the second cam 1-5 to rotate towards the direction close to the reel 2, at the moment, the elastic force of the tension springs 1-8 can drive the driving assemblies 1-6 to move towards the position far away from the reel 2, and when the driving assemblies 1-6 are close, the second cam assembly starts to slowly rotate to prepare for meshing.

When the driving assembly 1-6 finishes approaching action, the first cam assembly drives the first cam 1-3 to rotate towards the direction of approaching the reel 2, the brake push rod 3-7 in the brake device 3 is pushed to open the brake disc 3-6, and the rotor 3-5 and the flexible transmission system 6 connected with the rotor can transmit freely to release self-locking of the reel 2.

The driving components 1-6 start to rotate forwards to drive the driven gears 3-3 in the transmission device 4, and the power is transmitted to the inner aluminum tubes 9-2 through the flexible transmission system 6 to drive the exhibit 8 to extend out.

After the exhibition is finished, the driving components 1-6 start to rotate reversely to drive the driven gears 3-3 in the transmission device 4, and the power is transmitted to the inner aluminum tube 9-2 through the flexible transmission system 6 to drive the exhibited article 8 to retract.

After the retraction is finished, the first cam component drives the first cam 1-3 to rotate in the direction away from the reel 2, the first cam is far away from a brake push rod 3-7 in the brake device 3, a brake disc 3-6 locks a rotor 3-5 under the action of an annular spring 3-8, the brake push rod 3-7 is also pushed outwards, and at the moment, the rotating shaft 9-2 in the flexible transmission system 6 cannot rotate.

The second cam assembly is then rotated to bring the second cams 1-5 to a position away from the reel 2.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention; thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Although the reference numerals in the figures are used more here: the device comprises a display machine 1, a first motor 1-2, a first cam 1-3, a second motor 1-4, a second cam 1-5, a driving assembly 1-6, a driving gear 1-7, a tension spring 1-8, a display top plate 1-9, a brake chain link 1-10, a reel 2, a brake device 3, a first connecting piece 3-1, a first cover plate 3-2, a first guide plate 3-3, a first sliding bearing 3-4, a rotor 3-5, a brake disc 3-6, a brake push rod 3-7, a ring spring 3-8, a cushion block 3-9, a brake housing 3-14, a transmission support plate 4, a second connecting piece 4-1, a second guide plate 4-2, a second guide plate 4-3, a driven gear 4-4 and an idler wheel 4-5, 4-6 parts of second sliding bearings, 4-7 parts of second cover plates, 4-8 parts of transmission shells, 4-9 parts of protrusions, 5 parts of hanging rods, 5-1 parts of back rod pieces, 5-2 parts of back plates, 5-3 parts of bottom plates, 5-4 parts of pulling plates, 5-5 parts of screw grooves, 5-6 parts of locking rod pieces, 5-7 parts of screw holes, 5-8 parts of self-tapping screws, 5-9 parts of sealing covers, 6 parts of flexible transmission systems, 6-1 parts of flexible driving parts, 6-2 parts of flexible driven parts, 6-3 parts of first pin shafts, 6-4 parts of second pin shafts, 6-5 parts of torsion springs, 6-6 parts of cavity sections, 6-7 parts of connecting grooves, 6-8 parts of grooves, 6-9 parts of matching sections, 8 parts of displays, 9 parts of pipe materials, 9 parts of outer aluminum pipes, 9-1 parts of inner aluminum pipes, 9-2 parts of reinforcing ribs 9-3 parts of aluminum pipes, the terms of the bending structure 9-4, the rotating shaft 9-5, the first fixing block 10, the second fixing block 11, the button 12, the spring piece 13 and the like do not exclude the possibility of using other terms; these terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.

Claims

1. A display reel is characterized by comprising a display machine (1) and a reel (2), wherein chains which are oppositely arranged are arranged on two sides of the display machine (1), and two ends of the reel (2) are connected to the chains which are oppositely arranged; the display machine (1) comprises a first cam assembly, a second cam assembly and driving assemblies (1-6), wherein the first cam assembly, the second cam assembly and the driving assemblies (1-6) are positioned at the top of the display machine (1), and the driving assemblies (1-6) are connected to the second cam assembly; the reel (2) comprises a pipe component (9), a transmission device (4) and a braking device (3), and the transmission device (4) and the braking device (3) are positioned at two ends of the pipe component (9); the transmission device (4) is matched with the driving components (1-6), and the braking device (3) is matched with the first cam component; a flexible transmission system (6) is arranged in the pipe component (9); the pipe component (9) comprises a rotating shaft (9-5), an inner aluminum pipe (9-2), an outer aluminum pipe (9-1) and a pull rod (5) which are arranged from inside to outside, and a display article (8) is connected between the pull rod (5) and the inner aluminum pipe (9-2); the pull rod (5) is detachably connected with the display article (8).

2. A display reel according to claim 1, characterized in that the top of the display machine (1) is provided with a display top plate (1-9), the first cam assembly and the second cam assembly are connected to the display top plate (1-9), the first cam assembly comprises a first motor (1-2) and a first cam (1-3) which are connected, the first cam (1-3) is adapted to the brake device (3), the second cam assembly comprises a second motor (1-4) and a second cam (1-5) which are connected, the driving assembly (1-6) is arranged on the second cam (1-5), and the driving assembly (1-6) is provided with a driving gear (1-7) adapted to the transmission device (4).

3. A display reel according to claim 1, characterised in that the flexible transmission system (6) comprises a flexible driving member (6-1) and a flexible driven member (6-2), the flexible driving member (6-1) and the flexible driven member (6-2) being connected by a torsion spring (6-5); the rotating shaft (9-5) and the flexible driving part (6-1) rotate coaxially, and the flexible driven part (6-2) and the inner aluminum pipe (9-2) rotate coaxially.

4. Display reel according to claim 1, wherein the outer aluminum tube (9-1) is polygonal, the outer aluminum tube (9-1) is sleeved outside the inner aluminum tube (9-2), the inner aluminum tube (9-2) is rotatably connected in the outer aluminum tube (9-1), the transmission device (4) and the braking device (3) are embedded at two ends of the outer aluminum tube (9-1), and the transmission device (4) and the braking device (3) are rotatably connected with the inner aluminum tube (9-2).

5. Display reel according to claim 4, characterised in that the shaft (9-5) is located inside the inner aluminium tube (9-2) and that the shaft (9-5) is connected at both ends to the transmission means (4) and to the braking means (3), that the pull rod (5) is located outside the outer aluminium tube (9-1), and that the outer aluminium tube (9-1) is formed with a notch adapted to the pull rod (5), the size of the notch being smaller than the size of the pull rod (5).

6. A display reel according to claim 1, characterised in that the braking means (3) is provided with a first connecting member (3-1), the transmission means (4) is provided with a second connecting member (4-1), the first connecting member (3-1) and the second connecting member (4-1) are connected to both ends of the inner aluminium tube (9-2), and the inner aluminium tube (9-2), the first connecting member (3-1) and the second connecting member (4-1) are rotated synchronously.

7. The display reel according to claim 1, wherein the brake device (3) comprises a brake housing (3-14) having a cavity structure with an opening at one side, the first connecting member (3-1) is located at the opening, a first cover plate (3-2) supporting the first connecting member (3-1) is arranged on the brake housing (3-14), a rotor (3-5), a brake disc (3-6) and a brake push rod (3-7) are arranged in the brake housing (3-14), the rotor (3-5) and the rotating shaft (9-5) rotate coaxially, the brake disc (3-6) is sleeved outside the rotor (3-5), external teeth are formed on the outer ring of the rotor (3-5), internal teeth meshed with the external teeth are arranged in the brake disc (3-6), notches are formed on the brake disc (3-6), the brake push rod (3-7) is positioned in the gap, and the brake push rod (3-7) moves to adjust the brake disc (3-6) to open and close.

8. Display reel according to claim 7, characterised in that the brake disc (3-6) is provided externally with an annular spring (3-8) arranged around the brake disc (3-6), and in that the braking device (3) is provided internally with a spacer (3-9) supporting the brake disc (3-6) and the annular spring (3-8), and that the brake tappet (3-7) extends outside the braking device (3), the brake tappet (3-7) being arranged towards the first cam assembly.

9. A display reel according to claim 1, characterised in that the transmission means (4) comprises a transmission housing (4-8) of hollow structure with an opening at one side, the second connecting element (4-1) is located at the opening, a second cover plate (4-7) supporting the second connecting element (4-1) is arranged on the transmission means (4), a driven gear (4-4) and an idler gear (4-5) are arranged in the transmission means (4) and are meshed with each other, the driven gear (4-4) rotates coaxially with the rotating shaft (9-5), and the idler gear (4-5) extends partially to the outside.

10. Display reel according to claim 9, characterised in that the braking means (3) are provided, on the outside of their ends, with a first fixed block (10) and a second fixed block (11) arranged opposite each other, between which first fixed block (10) and second fixed block (11) a locking chamber is formed, and the transmission means (4) are provided, on the outside of their ends, with projections (4-9) arranged opposite each other.