阅读说明：本技术 一种用于公共厕所的卷纸自动裁断装置 (Automatic roll paper cutting device for public toilet ) 是由 刘连优 于 2020-11-04 设计创作，主要内容包括：本发明涉及一种裁断装置,尤其涉及一种用于公共厕所的卷纸自动裁断装置。本发明的目的是提供一种可以自动化裁断,提高装置的适用性,配备多种功能的用于公共厕所的卷纸自动裁断装置。本发明的技术方案为：一种用于公共厕所的卷纸自动裁断装置,包括：机顶壳,外壳一侧设有机顶壳；裁断机构,机顶壳内转动式连接有裁断机构；连接机构,外壳与机顶壳一侧之间连接有连接机构。本发明通过第一转轴、接触滚轮、第一连杆和第一滑块的配合,以达到对卷纸夹紧,进行裁断的目的。(The invention relates to a cutting device, in particular to an automatic roll paper cutting device for a public toilet. The invention aims to provide an automatic roll paper cutting device for a public toilet, which can automatically cut, improves the applicability of the device and is provided with multiple functions. The technical scheme of the invention is as follows: an automatic roll paper cutting device for public toilets comprises: a top case, wherein one side of the shell is provided with the top case; the cutting mechanism is rotatably connected in the top case; and the connecting mechanism is connected between the shell and one side of the top shell. The invention achieves the purposes of clamping and cutting the roll paper by matching the first rotating shaft, the contact roller, the first connecting rod and the first sliding block.)

1. An automatic cutting device of roll paper for public lavatory is characterized in that: the method comprises the following steps: the top case (2) is arranged on one side of the shell (1);

the cutting mechanism (3) is rotationally connected with the top shell (2);

the connecting mechanism (4) is connected between the shell (1) and one side of the top case (2).

2. An automatic cutting device for roll paper used in public lavatory according to claim 1, characterized in that: the cutting mechanism (3) includes: the second sliding block (39) is connected to the top case (2) in a sliding mode;

the first rotating shaft (31) is rotatably connected in the first rotating shaft (31), the second sliding block (39) and the top case (2);

the fifth spring (310) is wound on the top case (2);

the first rotating shaft (31) is connected with the contact rollers (32);

a first connecting rod (33), wherein a first rotating shaft (31) is connected with the first connecting rod (33);

the device comprises an arc-shaped guide frame (34), wherein one side of a top case (2) is connected with the arc-shaped guide frame (34), and a first connecting rod (33) is connected with the arc-shaped guide frame (34) in a sliding manner;

one side of the top case (2) is connected with the support frame (35);

two first guide rods (37) are connected between the inner walls of the support frames (35);

the first sliding block (36) is rotatably connected to one side, away from the second sliding block (39), of one first rotating shaft (31), and the first sliding block (36) is connected with the first guide rod (37) in a sliding mode;

the first spring (38) is wound on the first guide rod (37), and the first spring (38) is positioned between the bottom side of the first sliding block (36) and the bottom wall of the support frame (35).

3. An automatic cutting device for roll paper used in public lavatory according to claim 1, characterized in that: the connection mechanism (4) includes: one side of the top case (2) is connected with the first connecting block (41);

one side of the shell (1) is connected with the second connecting block (42);

the second rotating shaft (43) is connected with the first connecting block (41) in a rotating mode, and the second rotating shaft (43) is connected with the second connecting block (42).

4. An automatic cutting device for roll paper used in public lavatory according to claim 3, characterized in that: still including locking mechanism (5), locking mechanism (5) include: the side, far away from the first connecting block (41), of the top case (2) is connected with a locking hook (51);

the side, far away from the second connecting block (42), of the shell (1) is connected with the mounting block (56);

the mounting block (56) is internally and slidably connected with a second guide rod (53);

a second spring (54), wherein the second spring (54) is wound on the second guide rod (53);

the first clamping block (52) is connected to the side, close to the second guide rod (53), of the second guide rod (53);

and one side of the second clamping block (55) of the mounting block (56) is connected with the second clamping block (55) in a sliding way.

5. An automatic cutting device for roll paper used in public lavatory according to claim 4, characterized in that: still including spraying mechanism (6), spraying mechanism (6) include:

the side, close to the first connecting block (41), of the first sliding block (36) is connected with a pressing rod (61);

the inner wall of the top case (2) is connected with the water tank (62);

the extrusion cylinder (63) is connected to one side of the top case (2), the extrusion cylinder (63) penetrates through the water tank (62), and the extrusion cylinder (63) is connected with the pressing rod (61) in a sliding mode.

6. An automatic cutting device for roll paper used in public lavatory according to claim 5, characterized in that: still including supporting mechanism (7), supporting mechanism (7) include:

a third guide rod (71), wherein a plurality of third guide rods (71) are connected in the shell (1);

the first supporting rod (73) and the third guiding rod (71) are connected with the first supporting rod (73) in a sliding way;

and the third spring (72) is wound on the third guide rod (71), and the third spring (72) is positioned on the inner side of the first support rod (73).

7. An automatic cutting device for roll paper used in public lavatory according to claim 6, characterized in that: still including rotary mechanism (8), rotary mechanism (8) include:

one side of one part of the top case (2) far away from the locking hook (51) is connected with the connecting rod (81);

the middle part of the connecting rod (81) is connected with the second connecting rod (82);

the fourth spring (83) is wound on the second connecting rod (82), the second connecting rod (82) penetrates through the shell (1), and the fourth spring (83) is positioned on the front side of the shell (1);

a rack (84), wherein the bottom side of one part of the second connecting rod (82) is connected with the rack (84);

a third rotating shaft (86), wherein one part of the shell (1) far away from the connecting rod (81) is connected with the third rotating shaft (86) in a rotating way;

the gear (85) is connected to the third rotating shaft (86), and the gear (85) is meshed with the rack (84);

the side, far away from the connecting rod (81), of the shell (1) is connected with a second supporting rod (88);

one side, close to the locking hook (51), of the third rotating shaft (86) is connected with the turbine group (87);

the second support rod (88) is rotatably connected with the turbine group (87);

the sliding rod (813) is connected to the shell (1) in a sliding mode;

the second support rod (88) is rotatably connected with one end of the sliding rod (813) through a transmission wheel (89), and one transmission wheel (89) is connected with the lower turbine group (87);

the belt (810) is wound between the transmission wheels (89);

a friction roller (811), the front side of one transmission wheel (89) is connected with the friction roller (811);

the rotary table (812) is connected with the shell (1) in a rotary mode, and the first supporting rod (73) penetrates through the rotary table (812).

8. An automatic cutting device for roll paper used in public lavatory according to claim 7, characterized in that: still include disengagement mechanism (9), disengagement mechanism (9) includes:

the pull rope (91) is connected to the connecting rod (81), and the pull rope (91) penetrates through the shell (1);

the side, far away from the lock hook (51), of the shell (1) is connected with the bogie (92), and the pull rope (91) penetrates through the bogie (92);

the pull rod (93) is rotatably connected between the two sides of the sliding rod (813);

the side, far away from the lock hook (51), of the shell (1) is connected with a third supporting rod (95);

a pry bar (94), the third support bar (95) is rotatably connected with the pry bar (94), one part of the pry bar (94) is hinged with one part of the pull rod (93), and one part of the pull rope (91) far away from the lock hook (51) is connected with the top of the pry bar (94);

and the sixth spring (96) is wound on the shell (1).

Technical Field

The invention relates to a cutting device, in particular to an automatic roll paper cutting device for a public toilet.

Background

The toilet in the city is a necessary component of the city infrastructure, can facilitate people's life, meet the physiological function needs, is the main place and facility for collecting, storing and primarily treating city excrement, is one of the human landscape as the public toilet facility of the city building, is a cultural symbol of the society, and reflects the customs habits and ethical standards of different countries and nations no matter the attitude and the use mode of the toilet are treated or the aspect of building design. From simple and random places of physiological metabolism to multiple functions of physiological metabolism, sanitary arrangement, rest, namely aesthetic, business, culture and the like, the public toilet essentially forms the revolution and the progress of the life concept and the environmental consciousness of people, becomes one of windows of civilized images of modern cities and reflects the development level of urban material civilization and mental civilization.

The invention provides an automatic roll paper cutting device for a public toilet, which can automatically cut, improve the applicability of the device and is provided with multiple functions, aiming at the current situation that the roll paper of the public toilet is placed.

Disclosure of Invention

In order to overcome the defects of waste of roll paper and low applicability, the invention has the technical problems that: provided is an automatic roll paper cutting device for a public toilet, which can automatically cut, improve the applicability of the device, and is equipped with multiple functions.

The technical implementation scheme of the invention is as follows: an automatic roll paper cutting device for public toilets comprises:

a top case, wherein one side of the shell is provided with the top case;

the cutting mechanism is rotatably connected in the top case;

and the connecting mechanism is connected between the shell and one side of the top shell.

As a preferable aspect of the present invention, the cutting mechanism includes:

the second sliding block is connected with the top case in a sliding manner;

the first rotating shaft, the second sliding block and the top shell are connected with the first rotating shaft in a rotating mode;

the top shell is wound with a fifth spring;

the first rotating shafts are connected with the contact rollers;

the first connecting rod is connected to one first rotating shaft;

the first connecting rod is connected with the arc-shaped guide frame in a sliding manner;

one side of the top case is connected with a support frame;

two first guide rods are connected between the inner walls of the support frames;

one side of one first rotating shaft, which is far away from the second sliding block, is rotatably connected with the first sliding block, and the first sliding block is connected with the first guide rod in a sliding manner;

first spring, all around having first spring on the first guide bar, first spring is located between first slider bottom side and the support frame diapire.

As a preferable aspect of the present invention, the connection mechanism includes:

one side of the top case is connected with a first connecting block;

one side of the shell is connected with a second connecting block;

and the first connecting block is connected with a second rotating shaft in a rotating manner, and the second rotating shaft is connected with a second connecting block.

As a preferred technical solution of the present invention, the present invention further includes a locking mechanism, and the locking mechanism includes:

the side, far away from the first connecting block, of the top case is connected with a locking hook;

one side of the shell, which is far away from the second connecting block, is connected with an installation block;

the mounting block is internally connected with a first guide rod in a sliding way;

the second spring is wound on the second guide rod;

the side close to the second guide rod is connected with a first clamping block;

and one side of the second clamping block is connected with the second clamping block in a sliding manner.

As a preferable aspect of the present invention, the present invention further includes a spraying mechanism, the spraying mechanism including:

one side of the first sliding block, which is close to the first connecting block, is connected with a pressing rod;

the inner wall of the top shell is connected with the water tank;

the extrusion jar, the top of the aircraft engine shell one side is connected with the extrusion jar, and the extrusion jar passes the water tank, and the extrusion jar is connected with the depression bar slidingtype.

As a preferable technical solution of the present invention, the present invention further includes a support mechanism, the support mechanism including:

the shell is internally connected with a plurality of third guide rods;

the first support rod and the third guide rod are connected with the first support rod in a sliding manner;

and the third spring is wound on the third guide rod and positioned at the inner side of the first supporting rod.

As a preferable aspect of the present invention, the present invention further includes a rotation mechanism, the rotation mechanism including:

one side of one part of the top case, which is far away from the lock hook, is connected with the connecting rod;

the middle part of the connecting rod is connected with a second connecting rod;

the second connecting rod penetrates through the shell, and the fourth spring is positioned on the front side of the shell;

the bottom side of one part of the second connecting rod is connected with a rack;

a part of the shell far away from the connecting rod is connected with a third rotating shaft in a rotating way;

the third rotating shaft is connected with a gear which is meshed with the rack;

one side of the shell, which is far away from the connecting rod, is connected with a second supporting rod;

one side of the third rotating shaft, which is close to the lock hook, is connected with a turbine group;

the second support rod is rotatably connected with the turbine group;

the shell is connected with a sliding rod in a sliding manner;

the second support rod is rotatably connected with one end of the slide rod, and one driving wheel is connected with the lower turbine group;

a belt is wound between the transmission wheels;

the front side of one driving wheel is connected with a friction roller;

the rotary table is rotatably connected in the shell, and the first supporting rod penetrates through the rotary table.

As a preferable aspect of the present invention, the apparatus further includes a disengaging mechanism, and the disengaging mechanism includes:

the pull rope is connected to the connecting rod and penetrates through the shell;

one side of the shell, which is far away from the lock hook, is connected with a bogie, and the pull rope penetrates through the bogie;

the pull rod is rotatably connected between the two sides of the slide rod;

one side of the shell, which is far away from the lock hook, is connected with a third supporting rod;

a pry bar is rotatably connected in the third support rod, one part of the pry bar is hinged with one part of the pull rod, and one part of the pull rope, which is far away from the lock hook, is connected with the top of the pry bar;

and the shell is wound with the sixth spring.

Has the advantages that: 1. through the cooperation of first pivot, contact roller, first connecting rod and first slider to reach and press from both sides tightly the stock form, decide the purpose.

2. Through the cooperation of first connecting block, second connecting block and second pivot to reach the purpose of automizing to open and shut.

3. The purpose of clamping and fixing the shell and the top case is achieved through the matching of the locking hook, the first clamping block, the second guide rod and the second clamping block.

4. The purpose of cleaning is achieved through the matching of the pressure rod, the water tank and the extrusion cylinder.

5. Through the cooperation of third guide bar, third spring and first bracing piece to improve the suitability of device, satisfy the purpose of multiple demand.

6. Through the cooperation of rack, friction gyro wheel, carousel and slide bar to reach automatic shrink, conveniently place the purpose of stock form.

7. Through the cooperation of stay cord, pull rod, pinch bar and sixth spring to reach the mesh through automatic open and shut control stock form receive and release.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic perspective view of a plurality of mechanisms according to the present invention.

Fig. 3 is an enlarged schematic view of the three-dimensional structure of the cutting mechanism a of the present invention.

Fig. 4 is an enlarged schematic view of a three-dimensional structure of the locking mechanism B of the present invention.

Fig. 5 is a schematic perspective view of a part of the rotating mechanism and the disengaging mechanism of the present invention.

Fig. 6 is a schematic perspective view of the rotating mechanism, the disengaging mechanism and the supporting mechanism of the present invention.

Labeled as: 1: housing, 2: top case, 3: cutting mechanism, 31: first rotating shaft, 32: contact roller, 33: first link, 34: arc leading truck, 35: support frame, 36: first slider, 37: first guide bar, 38: first spring, 39: second slider, 310: fifth spring, 4: connection mechanism, 41: first connection block, 42: second connecting block, 43: second rotating shaft, 5: locking mechanism, 51: latch hook, 52: first latch, 53: second guide bar, 54: second spring, 55: second latch, 56: mounting block, 6: spraying mechanism, 61: pressure lever, 62: a water tank, 63: extrusion cylinder, 7: support mechanism, 71: third guide bar, 72: third spring, 73: first support bar, 8: rotation mechanism, 81: connecting rod, 82: second link, 83: fourth spring, 84: rack, 85: gear, 86: third rotating shaft, 87: turbine group, 88: second support bar, 89: drive wheel, 810: a belt, 811: friction roller, 812: turntable, 813: slide bar, 9: disengagement mechanism, 91: a pull cord, 92: bogie, 93: pull rod, 94: pry bar, 95: third support bar, 96: and a sixth spring.

Detailed Description

The invention is described in further detail below with reference to the drawings and the detailed description, but the invention is not limited to the scope of protection and application.

Example 1

An automatic cutting device for roll paper of a public toilet is shown in figure 1 and comprises a shell 1, a top case 2, a cutting mechanism 3 and a connecting mechanism 4, wherein the top case 2 is arranged on the front side of the shell 1, the cutting mechanism 3 is connected in the top case 2 in a rotating mode, and the connecting mechanism 4 is connected between the shell 1 and the right side of the top case 2.

When needs use this equipment, user can just change quick-witted top shell 2, the corotation of quick-witted top shell 2 drives coupling mechanism 4 corotation, user can place the stock form in shell 1 this moment, the stock form passes and decides mechanism 3 and stretch out from shell 1, when twitching the stock form, make and decide mechanism 3 corotation and downstream, in order to reach and press from both sides the paper clip tightly, the purpose of deciding is carried out, it is compressed to decide mechanism 3 this moment, when not twitching the stock form, under the reset action of deciding mechanism 3, it decides mechanism 3 upward movement to the normal position to drive, after the operation, user can reverse coupling mechanism 4, in order to reach the purpose of realizing automizing and opening and shutting, when using again, repetitive operation can.

Example 2

In addition to embodiment 1, as shown in fig. 2 and 3, the cutting mechanism 3 includes a first rotating shaft 31, a contact roller 32, a first connecting rod 33, an arc-shaped guide frame 34, a support frame 35, a first slider 36, a first guide rod 37, a first spring 38, a second slider 39 and a fifth spring 310, the top case 2 is slidably connected with the second slider 39, the second slider 39 and the top case 2 are both rotatably connected with the first rotating shaft 31, the top case 2 is wound with the fifth spring 310, the first rotating shaft 31 is connected with the contact roller 32, the upper first rotating shaft 31 is connected with the first connecting rod 33, the first connecting rod 33 is located at the contact roller 32, the right side of the top case 2 is connected with the arc-shaped guide frame 34, the first connecting rod 33 is slidably connected with the arc-shaped guide frame 34, the rear side of the top case 2 is connected with the support frame 35, two first guide rods 37 are connected between the upper and lower inner walls of the support frame 35, the right side of the upper first rotating shaft 31 is rotatably connected with a first sliding block 36, the first sliding block 36 is slidably connected with a first guide rod 37, a first spring 38 is wound on the first guide rod 37, and the first spring 38 is located between the lower side of the first sliding block 36 and the bottom wall of the support frame 35.

When a user can place the roll paper in the shell 1, the roll paper passes through the space between the upper contact roller 32 and the lower contact roller 32 and extends out of the shell 1, when the roll paper is pulled, the upper contact roller 32 rotates forwards to drive the first connecting rod 33 to rotate forwards and downwards in the arc-shaped guide frame 34, the first connecting rod 33 moves downwards, the upper first rotating shaft 31 and the upper contact roller 32 move downwards, the first sliding block 36 is driven to slide downwards on the first guide rod 37, the first spring 38 compresses at the moment, the upper first rotating shaft 31 moves downwards to drive the second sliding block 39 to slide downwards on the top shell 2, the fifth spring 310 is compressed at the moment, the purpose of clamping and cutting the roll paper is achieved, the lower contact roller 32 is driven to rotate backwards, the lower contact roller 32 rotates backwards to drive the lower first rotating shaft 31 to rotate backwards in the top shell 2, when the roll paper is not pulled, the lower contact roller 32 and the lower first rotating shaft 31 stop rotating, under the reset action of the fifth spring 310 and the first spring 38, the second slider 39 and the first slider 36 are driven to slide upwards, then the first rotating shaft 31 and the contact roller 32 are driven to move upwards, the first rotating shaft 31 moves upwards to drive the first connecting rod 33 to slide upwards, subsequent operation is continued, and when the device is used again, the operation is repeated.

As shown in fig. 5, the connecting mechanism 4 includes a first connecting block 41, a second connecting block 42 and a second rotating shaft 43, the first connecting block 41 is connected to the right side of the set top case 2, the second connecting block 42 is connected to the right side of the housing 1, the second rotating shaft 43 is rotatably connected to the first connecting block 41, and the second rotating shaft 43 is connected to the second connecting block 42.

When the top case 2 rotates forwards, the second connecting block 42 is driven to rotate forwards, the second connecting block 42 rotates forwards to drive the second rotating shaft 43 to rotate forwards in the first connecting block 41, so that the purpose of automatic opening and closing is achieved, subsequent operation is continued, after the operation is finished, a user can rotate the top case 2 reversely, the top case 2 rotates backwards to drive the second connecting block 42 and the second rotating shaft 43 to rotate backwards, the subsequent operation is continued, and when the operation is used again, the operation is repeated.

As shown in fig. 4, the locking device further comprises a locking mechanism 5, the locking mechanism 5 comprises a locking hook 51, a first clamping block 52, a second guide rod 53, a second spring 54, a second clamping block 55 and an installation block 56, the left side of the top case 2 is connected with the locking hook 51, the left side of the case 1 is connected with the installation block 56, the installation block 56 is connected with the second guide rod 53 in an inward sliding manner, the second spring 54 is wound on the second guide rod 53, the right side of the second guide rod 53 is connected with the first clamping block 52, and the rear side of the installation block 56 is connected with the second clamping block 55 in a sliding manner.

When the top case 2 rotates reversely, the locking hook 51 is driven to rotate reversely, at this time, a user can push the second clamping block 55 downwards, the second clamping block 55 slides downwards on the mounting block 56 to drive the first clamping block 52 to move leftwards, the first clamping block 52 moves leftwards to drive the second guide rod 53 to slide leftwards in the mounting block 56, at this time, the second spring 54 is compressed, when the top case 2 rotates reversely to be in contact with the housing 1, the second clamping block 55 is pulled upwards to the original position, under the reset action of the second spring 54, the second guide rod 53 is driven to slide rightwards, the first clamping block 52 is driven to move rightwards, at this time, the first clamping block 52 and the second clamping block 55 are clamped to achieve the purpose of clamping and fixing the housing 1 and the top case 2, when the device needs to be opened, the device can be operated repeatedly, and when the device is used again, the operation can be repeated.

As shown in fig. 2, the spraying device further comprises a spraying mechanism 6, wherein the spraying mechanism 6 comprises a pressure rod 61, a water tank 62 and an extrusion cylinder 63, the pressure rod 61 is connected to the right side of the first sliding block 36, the water tank 62 is connected to the inner wall of the right part of the top case 2, the extrusion cylinder 63 is connected to the rear side of the top case 2, the water tank 62 penetrates through the lower part of the extrusion cylinder 63, and the extrusion cylinder 63 is connected with the pressure rod 61 in a sliding manner.

When the device is opened, the user can pour the clear water into the water tank 62, when the first sliding block 36 slides downwards, the pressing rod 61 is driven to slide downwards in the extruding cylinder 63, the clear water in the water tank 62 can be sprayed out of the top case 2, so that the purpose of cleaning is achieved, when the first sliding block 36 slides upwards, the pressing rod 61 is driven to slide upwards, and when the device is used again, the operation can be repeated.

As shown in fig. 6, the portable electronic device further includes a supporting mechanism 7, the supporting mechanism 7 includes a third guiding rod 71, a third spring 72 and a first supporting rod 73, the plurality of third guiding rods 71 are connected in the housing 1, the first supporting rods 73 are connected to the third guiding rods 71 in a sliding manner, the third springs 72 are wound around the third guiding rods 71, and the third springs 72 are located inside the first supporting rods 73.

When the equipment needs to be used, a user can push the first supporting rod 73 inwards, the first supporting rod 73 slides inwards on the third guide rod 71, the third spring 72 is compressed at the moment, the user can place the roll paper between the outer sides of the first supporting rods 73, the applicability of the device is improved, and the purposes of various requirements are met.

As shown in fig. 5 and 6, the device further comprises a rotating mechanism 8, the rotating mechanism 8 comprises a connecting rod 81, a second connecting rod 82, a fourth spring 83, a rack 84, a gear 85, a third rotating shaft 86, a turbine group 87, a second supporting rod 88, a transmission wheel 89, a belt 810, a friction roller 811, a rotary plate 812 and a slide rod 813, the connecting rod 81 is connected to the right side of the front portion of the top case 2, the second connecting rod 82 is connected to the middle portion of the connecting rod 81, the fourth spring 83 is wound on the second connecting rod 82, the second connecting rod 82 passes through the case 1, the fourth spring 83 is located at the front side of the case 1, the rack 84 is connected to the lower side of the rear portion of the second connecting rod 82, the third rotating shaft 86 is rotatably connected to the rear portion of the case 1, the gear 85 is connected to the third rotating shaft 86, the gear 85 is engaged with the rack 84, the second supporting rod 88 is connected to the rear side of the case 1, a sliding rod 813 is connected to the housing 1 in a sliding manner, a driving wheel 89 is rotatably connected to the second support rod 88 and the front end of the sliding rod 813, the upper driving wheel 89 is connected to the lower turbine group 87, a belt 810 is wound between the driving wheels 89, a friction roller 811 is connected to the front side of the lower driving wheel 89, a turntable 812 is rotatably connected to the housing 1, and the first support rod 73 penetrates through the turntable 812.

When the top case 2 rotates forward, the connecting rod 81 is driven to rotate forward, the connecting rod 81 rotates forward to drive the second connecting rod 82 to slide backward in the case 1, at this time, the fourth spring 83 is compressed, the second connecting rod 82 slides backward to drive the rack 84 to move backward, the rack 84 moves backward to drive the gear 85 to rotate forward, the gear 85 rotates forward to drive the third rotating shaft 86 to rotate forward in the case 1, the third rotating shaft 86 rotates forward to drive the upper turbine set 87 to rotate forward, then the lower turbine set 87 rotates backward on the second supporting rod 88, the lower turbine set 87 rotates backward to drive the upper driving wheel 89 to rotate backward on the second supporting rod 88, the upper driving wheel 89 rotates backward to drive the belt 810 to rotate backward, the belt 810 rotates backward to drive the lower driving wheel 89 to rotate backward on the sliding rod 813, the lower driving wheel 89 rotates backward to drive the friction roller 811 to rotate backward, the friction roller 811 drives the turntable 812 to rotate forward in the case 1, the turntable 812 drives the, the subsequent operation is continued to achieve the purpose of automatic shrinkage and convenient roll paper placement, when the top shell 2 rotates reversely, the connecting rod 81 is driven to rotate reversely, the connecting rod 81 rotates reversely to drive the second connecting rod 82 to slide forwards, at the same time, the fourth spring 83 resets, the second connecting rod 82 slides forwards to drive the rack 84 to move forwards, the rack 84 moves forwards to drive the gear 85 to rotate reversely, the gear 85 rotates reversely to drive the third rotating shaft 86 to rotate reversely, the third rotating shaft 86 rotates reversely to drive the upper turbine group 87 to rotate forwards, then the lower turbine group 87 rotates forwards on the second supporting rod 88, the lower turbine group 87 rotates forwards to drive the upper driving wheel 89 to rotate forwards, the upper driving wheel 89 rotates forwards to drive the belt 810, the belt 810 rotates forwards to drive the lower driving wheel 89 to rotate forwards, the lower driving wheel 89 rotates forwards to drive the friction roller 811, the friction roller rotates forwards 811 drives the turntable 812 to rotate forwards, the turntable 812 drives the, so as to achieve the purpose of tightly supporting the roll paper, and when the roll paper is used again, the operation is repeated.

As shown in fig. 5 and 6, the vehicle seat further comprises a release mechanism 9, the release mechanism 9 comprises a pull rope 91, a bogie 92, a pull rod 93, a pry bar 94, a third support rod 95 and a sixth spring 96, the pull rope 91 is connected to the connecting rod 81, the pull rope 91 penetrates through the housing 1, the bogie 92 is connected to the right side of the housing 1, the pull rope 91 penetrates through the bogie 92, the pull rod 93 is rotatably connected between the front side and the rear side of the slide bar 813, the third support rod 95 is connected to the right side of the housing 1, the pry bar 94 is rotatably connected to the third support rod 95, the lower portion of the pry bar 94 is hinged to the right portion of the pull rod 93, the right portion of the pull rope 91 is connected to the upper portion of the pry bar 94, the sixth.

When the connecting rod 81 moves backwards, the pull rope 91 is driven to move rightwards, the pull rope 91 moves rightwards to drive the pry bar 94 to rotate forwards in the third supporting rod 95, the pry bar 94 rotates forwards to drive the pull rod 93 to move leftwards, the pull rod 93 moves leftwards to drive the slide rod 813 to slide leftwards on the shell 1, at the moment, the sixth spring 96 is stretched, the slide rod 813 slides leftwards to drive the lower driving wheel 89 and the friction roller 811 to move leftwards, at the moment, the friction roller 811 is in contact with the rotary disk 812, when the connecting rod 81 moves forwards, the pull rope 91 is driven to move leftwards, the pull rope 91 moves leftwards to drive the pry bar 94 to rotate backwards in the third supporting rod 95, the pry bar 94 rotates backwards to drive the pull rod 93 to move rightwards, the pull rod 93 moves rightwards to drive the slide rod 813 to slide rightwards, at the moment, the sixth spring 96 resets, the purpose of controlling the roll paper to be stored and released through automatic opening and closing is achieved, and when the roll paper is used again, repeated operation is carried out.

The above examples are merely representative of preferred embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, various changes, modifications and substitutions can be made without departing from the spirit of the present invention, and these are all within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.