CN110910562B

CN110910562B - Stacking structure and coin box

Info

Publication number: CN110910562B
Application number: CN201911044713.7A
Authority: CN
Inventors: 邢映彪; 王宇伸; 梁周柱; 冯行智
Original assignee: Guangzhou Tongda Auto Electric Co Ltd
Current assignee: Guangzhou Tongda Auto Electric Co Ltd
Priority date: 2019-10-30
Filing date: 2019-10-30
Publication date: 2022-06-17
Anticipated expiration: 2039-10-30
Also published as: CN110910562A

Abstract

The invention discloses a stacking structure and a coin box, wherein the stacking structure comprises a box body, a rolling assembly and a banknote pressing piece, a containing cavity is arranged in the box body, a banknote outlet communicated with the containing cavity is arranged in the box body, the rolling assembly comprises a first roller and a second roller, the first roller and the second roller are arranged at the banknote outlet, the outer side surface of the first roller is an inner concave surface, the outer side surface of the second roller is an outer convex surface matched with the first roller, the banknote pressing piece is arranged in the containing cavity and used for reciprocating in the containing cavity, and two ends of the stroke of the banknote pressing piece are respectively positioned above and below the banknote outlet. Above-mentioned stacked structure, the lateral surface of first gyro wheel and second gyro wheel be complex concave-convex structure, can make appear on the paper money by the vestige of roll extrusion, makes the paper money keep straight state, and reducible space occupies, has improved space utilization, and the paper money piece can extrude the paper money after being rolled, reduces the space between the paper money, makes piling up of paper money inseparabler, has improved the holding capacity who holds the chamber.

Description

Stacking structure and coin box

Technical Field

The invention relates to the technical field of storage equipment, in particular to a stacking structure and a coin box.

Background

Public transportation equipment is typically provided with a coin box. As equipment for storing cash, the conventional paper money conveying mode of the coin box can cause the paper money to curl after being sent out, so that the paper money is often stacked untidy and stacked untight, the space in the box cannot be fully utilized, and the capacity of the coin box is small.

Disclosure of Invention

Accordingly, the present invention is directed to overcome the disadvantages of the prior art and to provide a stacking structure and a coin box with improved receiving capability.

The technical scheme is as follows:

a stacked structure, comprising:

the cash dispenser comprises a box body, wherein a containing cavity is arranged in the box body, and a cash outlet communicated with the containing cavity is arranged in the box body;

the banknote sorting machine comprises a banknote outlet, a rolling assembly and a banknote sorting mechanism, wherein the rolling assembly comprises a first roller and a second roller, the first roller and the second roller are arranged at the banknote outlet, the outer side surface of the first roller is an inner concave surface, and the outer side surface of the second roller is an outer convex surface matched with the first roller; and

the banknote pressing piece is arranged in the accommodating cavity and used for reciprocating motion in the accommodating cavity, and two ends of the stroke of the banknote pressing piece are respectively located above and below the banknote outlet.

Above-mentioned stacked structure, after the paper currency got into through the cash dispenser and holds the chamber, can pass through first gyro wheel and second gyro wheel, because the lateral surface of first gyro wheel and second gyro wheel is the complex concave-convex structure, can roll the paper currency, the vestige by the roll extrusion appears on the messenger's paper currency, the paper currency can keep straight state this moment, can not take place the condition such as curl, reducible because the condition such as paper currency curls occupies too much space, space utilization has been improved, can extrude the paper currency after the roll extrusion through pressing paper money spare simultaneously, reduce the space between the paper currency, make the piling up of paper currency inseparabler, consequently, above-mentioned stacked structure can hold more paper currency in the same space, the holding capacity who holds the chamber has been improved, when pressing paper money spare is located the cash dispenser top simultaneously, can not influence the entering of paper currency, prevent to block paper currency.

In one embodiment, the stacking structure further includes a baffle member, the baffle member is disposed in the accommodating cavity, the baffle member is disposed below the banknote outlet, the baffle member is configured to form a banknote passing opening in the accommodating cavity, the banknote pressing member can extend or partially extend through the banknote passing opening, and the width of the banknote passing opening is smaller than the width of the banknote.

In one embodiment, the baffle member comprises a first sub-plate and a second sub-plate, the first sub-plate and the second sub-plate are arranged at intervals, and the banknote passing opening is formed between the first sub-plate and the second sub-plate.

In one embodiment, the banknote pressing part is provided with a protruding part extending through the banknote passing opening, and the width of the protruding part is smaller than that of the banknote passing opening.

In one embodiment, the stacking structure further includes a channel member disposed in the box, a conveying channel is disposed in the channel member, one end of the conveying channel is a banknote outlet, the first roller and the second roller are disposed on two sides of the conveying channel, and the first roller can move relative to the second roller.

In one embodiment, the channel member includes an upper channel plate and a lower channel plate, the conveying channel is disposed between the upper channel plate and the lower channel plate, and the lower channel plate does not exceed a plane formed by a rotating shaft of the first roller and a rotating shaft of the second roller.

In one embodiment, the inner concave surface is a V-shaped surface, and an included angle between two side surfaces of the inner concave surface is 80-180 degrees; the outer convex surface is an inverted V-shaped surface, and an included angle between two side surfaces of the outer convex surface is smaller than an included angle between two side surfaces of the inner concave surface.

In one embodiment, a banknote blocking plate is arranged at a side edge of the banknote pressing member, which is close to the banknote outlet, and the banknote blocking plate is arranged above the banknote pressing member.

In one embodiment, a sliding block is arranged at the side edge of the money pressing piece, and a sliding groove in sliding fit with the sliding block is arranged on the inner wall of the accommodating cavity.

A coin box comprises the stacking structure, wherein a money inlet communicated with a money outlet is formed in the outer surface of the box body.

Above-mentioned coin box, the paper currency gets into through the cash dispenser and holds after the chamber, can pass through first gyro wheel and second gyro wheel, because the lateral surface of first gyro wheel and second gyro wheel is the complex concave-convex structure, can roll press the paper currency, the vestige by the roll extrusion appears on making the paper currency, the paper currency can keep straight state this moment, can not take place the condition such as curl, reducible because the condition such as paper currency curls occupies too much space, space utilization has been improved, can extrude the paper currency after the roll extrusion through pressing paper money spare simultaneously, reduce the space between the paper currency, make piling up of paper currency inseparabler, consequently above-mentioned coin box can hold more paper currency in the same space, the holding capacity who holds the chamber has been improved.

Drawings

FIG. 1 is an assembly view of a stacked structure according to an embodiment of the present invention;

FIG. 2 is an enlarged schematic view at A in FIG. 1;

FIG. 3 is a first cross-sectional view of a stacked structure according to an embodiment of the present invention;

FIG. 4 is a second cross-sectional view of the stacked structure according to the embodiment of the present invention;

FIG. 5 is a front view of a channel member according to an embodiment of the present invention;

FIG. 6 is a sectional view taken along line B-B of FIG. 5;

fig. 7 is a schematic structural diagram of a banknote pressing member according to an embodiment of the present invention.

Description of reference numerals:

100. the banknote sorting machine comprises a box body, 101, a containing cavity, 102, a banknote outlet, 103, a sliding chute, 110, a channel part, 111, a conveying channel, 112, a conveying roller, 113, an upper channel plate, 114, a lower channel plate, 200, a rolling assembly, 210, a first roller, 211, an inner concave surface, 220, a second roller, 221, an outer convex surface, 300, a banknote pressing part, 310, a convex part, 320, a banknote blocking plate, 321, a guide part, 330, a sliding block, 400, a baffle part, 401, a banknote passing port, 410, a first sub plate, 420 and a second sub plate.

Detailed Description

To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The terms "first" and "second" as used herein do not denote any particular order or quantity, but rather are used to distinguish one element from another.

In this embodiment, the stacking structure can be used as a container for holding paper money alone or as a container for holding paper money and coins simultaneously.

As shown in fig. 1 to 3, an embodiment discloses a stacking structure, which includes a box 100, a rolling assembly 200 and a banknote pressing member 300, wherein a receiving cavity 101 is disposed in the box 100, a banknote outlet 102 communicated with the receiving cavity 101 is disposed in the box 100, the rolling assembly 200 includes a first roller 210 and a second roller 220, the first roller 210 and the second roller 220 are disposed at the banknote outlet 102, an outer side surface of the first roller 210 is an inner concave surface 211, an outer side surface of the second roller 220 is an outer convex surface 221 matched with the first roller 210, the banknote pressing member 300 is disposed in the receiving cavity 101, the banknote pressing member 300 is configured to reciprocate in the receiving cavity 101, and two ends of a stroke of the banknote pressing member 300 are respectively located above and below the banknote outlet 102.

Above-mentioned stacked structure, after the paper currency gets into and holds chamber 101 through cash dispenser 102, can pass through first gyro wheel 210 and second gyro wheel 220, because the lateral surface of first gyro wheel 210 and second gyro wheel 220 is the concave-convex structure of complex, can roll the paper currency, the vestige that is rolled out appears on making the paper currency, the paper currency can keep straight state this moment, can not take place the condition such as curl, reducible because the condition such as paper currency curls occupies too much space, space utilization has improved, can extrude the paper currency after being rolled through paper currency piece 300 simultaneously, reduce the space between the paper currency, make the piling up of paper currency inseparabler, consequently above-mentioned stacked structure can hold more paper currency in the same space, the holding power who holds chamber 101 has been improved, when paper currency piece 300 is located cash dispenser 102 top simultaneously, can not influence the entering of paper currency, prevent the card paper currency.

In addition, because the paper money has the crease after being rolled, then different paper money can be stacked up in proper order at the in-process that stacks after falling, prevents that the paper money from scattering in disorder and leading to space utilization is not high, and the piece 300 that presses paper money can extrude again after falling into a certain amount of paper money simultaneously, can reduce the removal number of times of pressing paper money piece 300, improves the life of pressing paper money piece 300.

Optionally, at least two concave surfaces 211 may be disposed on the outer side surface of the first roller 210 along the axial direction to form a wavy outer side surface, and the outer side surface of the second roller 220 matches the outer side surface of the first roller 210. At this time, the paper money can be ensured to keep a straight state after being rolled.

In one embodiment, as shown in fig. 3 and 4, the stacking structure further includes a baffle member 400, the baffle member 400 is disposed in the accommodating cavity 101, the baffle member 400 is disposed below the banknote outlet 102, the baffle member 400 is used to form a banknote passing opening 401 in the accommodating cavity 101, the banknote pressing member 300 can extend or partially extend through the banknote passing opening 401, and the width of the banknote passing opening 401 is smaller than the width of the banknote. When the paper money drops after being rolled by the first roller 210 and the second roller 220 and reaches the baffle piece 400, the paper money enters the paper money passing opening 401 through the downward pressing of the paper money pressing piece 300, and because the width of the paper money passing opening 401 is smaller than that of the paper money, the paper money can be unfolded after entering the space below the baffle piece 400, but at the moment, the paper money cannot enter the space above the baffle piece 400 again through the paper money passing opening 401 due to the blocking of the baffle piece 400, so that the baffle piece 400 can prevent the paper money from rebounding after being pressed by the paper money pressing piece 300, the paper money can be tightly arranged in the space below the baffle piece 400, and the storage capacity is improved.

Alternatively, the barrier members 400 are disposed in a horizontal direction. In other embodiments, the end of the barrier member 400 connected to the inner wall of the receiving cavity 101 is higher than the end of the barrier member 400. The above structure has the effect of preventing the paper money from rebounding.

In one embodiment, as shown in fig. 3 and 4, the barrier member 400 includes a first plate 410 and a second plate 420, the first plate 410 and the second plate 420 are spaced apart, and a banknote passing opening 401 is formed between the first plate 410 and the second plate 420. Because the paper money is rolled by first gyro wheel 210 and second gyro wheel 220 after, the paper money can be bent and make the paper money surface have certain contained angle, and through setting up baffle 400 into first minute board 410 and second minute board 420, the paper money is after being pressed into the space below baffle 400 by pressing paper money piece 300, the both sides of paper money can be spacing by first minute board 410, second minute board 420 respectively, can be better prevent that the paper money from taking place to kick-back, improved above-mentioned stacked structure's storage capacity.

In other embodiments, the blocking member 400 may also be a plate, and the banknote passing opening 401 is formed between the blocking member 400 and the inner wall of the accommodating cavity 101, so that the anti-rebounding function after the banknote is pressed can be realized.

Alternatively, as shown in fig. 3, the first roller 210 is disposed below the second roller 220. Because the lateral surface of first gyro wheel 210 is interior concave surface 211, then the paper money can form bellied crease downwards after the roll extrusion, and when whereabouts, bellied crease downwards can partly get into paper money mouth 401, realizes the prepositioning to the paper money, and convenient follow-up paper money pressing piece 300 extrudes a plurality of paper money.

In one embodiment, as shown in fig. 3 and 4, the banknote pressing member 300 has a protrusion 310 extending through the banknote passing opening 401, and the width of the protrusion 310 is smaller than the width of the banknote passing opening 401. At this time, the protrusion 310 of the barrier member 400 may extend into the bill passing opening 401, and press the bills into the space below the barrier member 400, while the rest of the barrier member 400 is limited by the barrier member 400, so as to prevent the barrier member 400 from extending into the bill passing opening 401 as a whole.

Specifically, the width of the end of the boss 310 gradually decreases from top to bottom. When pushing down the paper money this moment, the tip edge of bellying 310 and the edge clearance of crossing paper money mouth 401 are great, make the edge of paper currency can bend and fall into the space of pressing paper money piece 300 below, can not lead to the paper currency card between bellying 310 and crossing paper money mouth 401.

In one embodiment, as shown in fig. 1, 5 and 6, the stacking structure further includes a channel member 110 disposed in the box 100, a conveying channel 111 is disposed in the channel member 110, one end of the conveying channel 111 is a cash outlet 102, the first roller 210 and the second roller 220 are respectively disposed at two sides of the conveying channel 111, the first roller 210 is a driving wheel, and the first roller 210 is movable relative to the second roller 220. The first roller 210 can move relative to the second roller 220, when the banknotes are rolled, the distance between the first roller 210 and the second roller 220 can be adjusted, so that the banknotes with different thicknesses can be rolled by the first roller 210 and the second roller 220, meanwhile, the banknotes cannot be damaged due to the fact that the first roller 210 and the second roller 220 are matched tightly to cause over-pressing, and the banknotes can be protected.

Optionally, a first rotating shaft, a second rotating shaft and a mounting seat are arranged in the channel member 110, the second roller 220 is sleeved outside the second rotating shaft, the second rotating shaft is rotatably arranged in the channel member 110 through a bearing, the first roller 210 is sleeved outside the first rotating shaft, the first rotating shaft is rotatably arranged on the mounting seat, and the mounting seat is arranged in the channel member through a torsion spring. At this time, the mounting base can rotate by the return of the torsion spring, so that the first roller 210 mounted on the mounting base can move relative to the second roller 220.

Optionally, a motor is further disposed in the channel member 110, and the motor is used for driving the first roller 210 to rotate.

Optionally, as shown in fig. 6, a conveying roller 112 is further disposed in the channel member 110, and the conveying roller 112 partially extends into the conveying channel 111 for conveying the paper money from the conveying channel to the money outlet 102.

In one embodiment, as shown in fig. 6, the channel member 110 includes an upper channel plate 113 and a lower channel plate 114, the conveying channel 111 is formed between the upper channel plate 113 and the lower channel plate 114, and the lower channel plate 114 does not exceed a plane formed by the rotating shaft of the first roller 210 and the rotating shaft of the second roller 220. The structure can ensure that the paper money can be rolled by the first roller 210 and the second roller 220 after extending into the conveying channel 111, and ensure that the paper money can keep a straight state. Meanwhile, the upper channel plate 113 and the lower channel plate 114 also have a certain flattening effect on the paper money.

In one embodiment, as shown in fig. 2 and 5, the concave surface 211 is a V-shaped surface, and an included angle between two side surfaces of the concave surface 211 is 80 ° to 180 °. Within the above range, the banknotes rolled by the first roller 210 can be kept straight, and meanwhile, the banknotes are not excessively bent, so that the banknotes can be protected, and the banknotes are not damaged.

Optionally, the included angle between the two side surfaces of the concave surface 211 is 80 ° to 130 °. At the moment, the paper money can be better ensured to be rolled and generate creases, and the paper money can be kept in a straight state.

In other embodiments, the inner concave surface 211 and the outer convex surface 221 are both arc surfaces, and the two side edges of the arc surfaces are also arc structures. At the moment, the paper money can also be continuously creased along the conveying direction of the paper money so as to keep the paper money in a straight state.

In one embodiment, the convex surface 221 is an inverted V-shaped surface, and an included angle between two side surfaces of the convex surface 221 is smaller than an included angle between two side surfaces of the concave surface 211. At this time, a certain gap exists between the outer side surfaces of the first roller 210 and the second roller 220, so that the damage of paper money caused by the excessive friction between the paper money and the first roller 210 or the second roller 220 is avoided, and meanwhile, because the included angle of the outer convex surface 221 is smaller than that of the inner concave surface 211, the top end of the outer convex surface 221 can abut against the bottommost part of the inner concave surface 211, so that a crease can be formed, and the rolled paper money is kept in a straight state. If the first roller 210 and the second roller 220 are completely attached to each other, the banknote will be worn more during transportation due to the different linear velocities of the two rollers at different positions.

Alternatively, the top end of the outer convex surface 221 may be a plane or arc structure. Specifically, the top end of the outer convex surface 221 is of a cambered surface structure. The damage to the paper money is small when the paper money is rolled.

In one embodiment, as shown in fig. 1, 2 and 7, a banknote blocking plate 320 is disposed at a side of the banknote pressing member 300 close to the banknote outlet 102, and the banknote blocking plate 320 is disposed above the banknote pressing member 300. The banknote blocking plate 320 is used for blocking the banknote outlet 102 when the banknote pressing member 300 is pressed down, so as to prevent the banknote outlet 102 from continuously outputting banknotes when the banknote pressing member 300 is pressed down, so that the banknotes are blocked above the banknote pressing member 300.

Specifically, as shown in fig. 7, at least two guide members 321 are disposed on the banknote stop plate 320 at intervals, the distance between two adjacent guide members 321 is greater than the width of the first roller 210 or the second roller 220, and a guide rail slidably engaged with the guide members 321 is disposed on the side surface of the channel member 110 close to the banknote stop plate 320. At this time, the banknote stop plate 320 does not affect the rolling of the first roller 210 and the second roller 220, and the guide rail can guide the guide member 321, so that the movement of the banknote pressing member 300 is more stable, and the banknote jam is prevented.

In one embodiment, as shown in fig. 2 and 7, a sliding block 330 is disposed at a side of the banknote pressing member 300, and a sliding groove 103 slidably engaged with the sliding block 330 is disposed on an inner wall of the accommodating cavity 101. Through the cooperation of slider 330 and spout 103, the process that makes paper money pressing piece 300 push down is more stable, guarantees the extrusion effect to the paper money, and the inner wall that holds chamber 101 sets up spout 103, through the unsmooth cooperation of spout 103 and slider 330, and the difficult clearance that gets into between paper money pressing piece 300 and the inner wall that holds chamber 101 of paper money can prevent that the paper money from blocking.

Specifically, the sliding blocks 330 are multiple, the sliding blocks 330 are arranged at intervals along the outer edge of the banknote pressing member 300, and the number of the sliding grooves 103 corresponds to the number of the sliding blocks 330. The stability of the banknote pressing member 300 during pressing can be better maintained.

Optionally, the stacking apparatus further comprises a driving assembly for driving the banknote pressing member 300 to reciprocate in the accommodating chamber 101. Specifically, the drive assembly may be a cylinder; or the drive assembly may be a crank link structure. The above structure can drive the banknote pressing member 300 to reciprocate.

An embodiment discloses a coin box, which comprises the stacking structure of any one of the above items, and a money inlet communicated with a money outlet 102 is arranged on the outer surface of a box body 100.

Above-mentioned coin box, after the bill got into and holds chamber 101 through cash dispenser 102, can pass through first gyro wheel 210 and second gyro wheel 220, because the lateral surface of first gyro wheel 210 and second gyro wheel 220 is complex concave-convex structure, can roll the bill, the vestige that is rolled out appears on making the bill, the bill can keep straight state this moment, can not take place the condition such as curl, reducible because the condition such as bill curls occupies too much space, space utilization has been improved, can extrude the bill after the roll extrusion through money pressing piece 300 simultaneously, reduce the space between the bill, make piling up of bill inseparabler, consequently above-mentioned coin box can hold more paper currency in the same space, the holding capacity who holds chamber 101 has been improved.

Specifically, the other end of the transmission channel is communicated with the banknote inlet.

Specifically, the coin box still includes shell and switch door, is equipped with the assembly chamber in the shell, and the switch door is used for opening or closing the assembly chamber, and box 100 can insert the assembly intracavity, is equipped with transfer passage in the shell, is equipped with the slot on the surface of shell, and transfer passage's one end and slot intercommunication, transfer passage's other end opening and the entering paper money mouth on the box 100 of the assembly chamber of packing into correspond the setting. At this time, the whole box 100 can be put in or taken out, so that paper money can be taken out conveniently and the stacked structure can be maintained conveniently.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A stacked structure, comprising:

the banknote sorting device comprises a rolling assembly, a banknote outlet and a banknote outlet, wherein the rolling assembly comprises a first roller and a second roller, the first roller and the second roller are arranged at the banknote outlet, the outer side surface of the first roller is an inner concave surface, the outer side surface of the second roller is an outer convex surface matched with the first roller, the first roller is arranged below the second roller, and an included angle between two side surfaces of the outer convex surface is smaller than an included angle between two side surfaces of the inner concave surface;

the banknote pressing piece is arranged in the accommodating cavity and used for reciprocating in the accommodating cavity, the two ends of the stroke of the money pressing piece are respectively positioned above and below the money outlet, a money blocking plate is arranged at the side edge of the money pressing piece close to the money outlet, the paper money blocking plate is arranged above the paper money pressing piece, at least two guide pieces are arranged on the paper money blocking plate at intervals, the distance between every two adjacent guide pieces is larger than the width of the first roller or the second roller, the paper money blocking plate also comprises a channel piece arranged in the box body, a conveying channel is arranged in the channel piece, one end of the conveying channel is a cash outlet, the first roller and the second roller are respectively arranged at two sides of the conveying channel, and the side surface of the channel piece close to the paper money blocking plate is provided with a guide rail in sliding fit with the guide piece; and

the paper money pressing piece is provided with a protruding part extending through the paper money passing port, the width of the end part of the protruding part is gradually reduced from top to bottom, the paper money pressing piece can extend through or partially extends through the paper money passing port, and the width of the paper money passing port is smaller than that of paper money.

2. The stack of claim 1, wherein the baffle members are arranged in a horizontal direction.

3. The stacking structure of claim 1, wherein the barrier member comprises a first sub-plate and a second sub-plate, the first sub-plate and the second sub-plate being spaced apart, the first sub-plate and the second sub-plate forming the banknote passing opening therebetween.

4. The stacking structure of claim 2, wherein the projection has a width less than a width of the bill passing opening.

5. The stacking structure of claim 1, wherein the first roller is movable relative to the second roller.

6. The stacking structure of claim 5, wherein the channel member comprises an upper channel plate and a lower channel plate, the upper channel plate and the lower channel plate define the conveying channel therebetween, and the lower channel plate does not exceed a plane defined by the rotating shaft of the first roller and the rotating shaft of the second roller.

7. The stacking structure of any one of claims 1 to 6, wherein the concave surface is a V-shaped surface, and an included angle between two side surfaces of the concave surface is 80-180 °; the outer convex surface is an inverted V-shaped surface.

8. The stacking structure of any one of claims 1 to 6, wherein a sliding block is arranged at a side edge of the banknote pressing member, and a sliding groove in sliding fit with the sliding block is arranged on the inner wall of the accommodating cavity.

9. A coin box comprising a stacking structure according to any one of claims 1 to 8, wherein a bill inlet communicating with the bill outlet is provided on an outer surface of the box body.