CN109410421B - Electronic platform of public transport system - Google Patents
Electronic platform of public transport system Download PDFInfo
- Publication number
- CN109410421B CN109410421B CN201811329057.0A CN201811329057A CN109410421B CN 109410421 B CN109410421 B CN 109410421B CN 201811329057 A CN201811329057 A CN 201811329057A CN 109410421 B CN109410421 B CN 109410421B
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- Prior art keywords
- coin
- cylinder
- rotary table
- unit
- clamping
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Links
- 230000000903 blocking effect Effects 0.000 claims abstract description 12
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 12
- 230000017525 heat dissipation Effects 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 6
- 238000001179 sorption measurement Methods 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims 1
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 3
- 235000017491 Bambusa tulda Nutrition 0.000 description 3
- 241001330002 Bambuseae Species 0.000 description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 3
- 239000011425 bamboo Substances 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
- G07D9/00—Counting coins; Handling of coins not provided for in the other groups of this subclass
- G07D9/02—Change trays
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/123—Traffic control systems for road vehicles indicating the position of vehicles, e.g. scheduled vehicles; Managing passenger vehicles circulating according to a fixed timetable, e.g. buses, trains, trams
- G08G1/133—Traffic control systems for road vehicles indicating the position of vehicles, e.g. scheduled vehicles; Managing passenger vehicles circulating according to a fixed timetable, e.g. buses, trains, trams within the vehicle ; Indicators inside the vehicles or at stops
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)
- Devices For Checking Fares Or Tickets At Control Points (AREA)
Abstract
The electronic platform of the bus system is used for facilitating passengers without change to purchase bus tickets for taking after changing the change. The coin exchange mechanism comprises a coin cylinder, a rotary table, a fixed plate, a driving unit, a blocking unit, a conveying unit and a clamping unit, wherein the rotary table is rotatably arranged on the fixed plate, the driving unit for driving the rotary table is arranged on the fixed plate, the coin cylinder is arranged above the rotary table, the blocking unit for dragging coins from the bottom is arranged at the bottom of the coin cylinder, the clamping unit for clamping the coin cylinder is arranged on the rotary table, and a supporting plate positioned below the rotary table is fixed on the fixed plate; the fixed plate is provided with a conveying unit, and the conveying unit pushes coins in the grooves out of the supporting plate when in operation. The electronic platform can be convenient for passengers to acquire the information of the number of vehicles, the information of the arrival and departure of the vehicles, and can be convenient for passengers without change to take the bus after changing the change.
Description
Technical Field
The invention relates to the technical field of bus system stations, in particular to a bus system electronic station which is convenient to use whole money to change.
Background
Public transportation plays an important role in an urban transportation system, and key equipment in public transportation comprises buses and bus stations, wherein the bus stations can provide information of arrival, departure and train number of vehicles for passengers, can also provide weather forecast, even play advertisements and the like. The bus card can be swiped and the coin can be inserted when the bus ticket is taken in public transportation, and the bus ticket can be purchased in a WeChat scanning and payment bank scanning mode. However, for the old and the external crews who do not use the intelligent machine, only the coin-in mode can be selected, however, there are cases where no change is carried out.
Disclosure of Invention
The invention aims to provide an electronic platform of a bus system, which is used for facilitating passengers without change to purchase bus tickets for taking after changing the change.
The technical scheme adopted for solving the technical problems is as follows: the electronic platform of the bus system comprises a display screen, a USB interface, a heat dissipation hole, a coin outlet and a coin slot, and is characterized by also comprising a coin exchanging mechanism,
the coin exchanging mechanism comprises a coin cylinder, a rotary table, a fixed plate, a driving unit, a blocking unit, a conveying unit and a clamping unit, wherein the rotary table is rotatably installed on the fixed plate, the driving unit for driving the rotary table to intermittently rotate is arranged on the fixed plate, a plurality of coin cylinders which are uniformly arranged along the circumferential direction and are used for storing coins are arranged above the rotary table, the blocking unit for dragging the coins from the bottom is arranged at the bottom of the coin cylinder, the clamping unit for clamping the coin cylinder and enabling the coin cylinder to be in a vertical state is arranged on the rotary table, and a supporting plate positioned below the rotary table is fixed on the fixed plate and is contacted with the supporting plate; the rotary table is provided with a round hole corresponding to the coin cylinder, the edge of the supporting plate is provided with a groove, and one coin cylinder is communicated with the groove through the round hole when the rotary table rotates once under the action of the driving unit;
the fixed plate is provided with a conveying unit, and the conveying unit pushes coins in the grooves out of the supporting plate when in operation.
Further, the coin tube comprises a first tube body and a second tube body, the first tube body and the second tube body are arc-shaped plates, the first end of the first tube body is hinged with the first end of the second tube body, and a magnetic adsorption structure is arranged between the second end of the first tube body and the second end of the second tube body.
Further, the magnetic adsorption structure comprises a fixed block fixed at the second ends of the first cylinder body and the second cylinder body, an iron sheet arranged on one fixed block and a magnet arranged on the other fixed block.
Further, a clamping ring is arranged at the tail end of the second cylinder body, the blocking unit comprises a stop block arranged on the side wall of the clamping ring in a sliding manner, a spring arranged between the stop block and the clamping ring, and an actuating block fixedly connected with the stop block, a part of the stop block is arranged at the inner side of the clamping ring under the action of the spring, and an actuating groove is formed in the actuating block arranged at the outer part of the clamping ring.
Further, a plurality of inner rings are arranged on the upper surface of the turntable, the inner rings and the round holes are coaxially arranged, an outer ring is arranged on the outer side of the inner ring and the outer side of the outer ring, a ring groove which is in sliding connection with the inner rings is arranged on the clamping ring, a driving block is fixed on the outer wall of the outer ring, a sliding surface and a positioning surface are arranged on the driving block, and the sliding surface is tangential with the outer wall of the outer ring.
Further, the driving unit comprises a driven sprocket fixedly connected with the turntable, a driving sprocket rotatably mounted on the fixed plate, and a chain arranged between the driving sprocket and the driven sprocket.
Further, the conveying unit comprises a cylinder fixed on the fixed plate and a push rod arranged on a piston rod of the cylinder, and the push rod is of a C-shaped structure and is positioned in the groove.
Further, the clamping unit comprises a vertical shaft and a plurality of radial rods fixed on the vertical shaft, and clamping holes are formed in the tail ends of the radial rods.
The beneficial effects of the invention are as follows: the electronic platform of the bus system provided by the invention can be used for conveniently acquiring the information of the number of vehicles, the arrival and departure of the vehicles on one hand and also can be used for conveniently taking the bus after changing the change of the passengers without change.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic view of a coin changing mechanism;
FIG. 3 is a schematic view of a coin cartridge;
FIG. 4 is a schematic view of a turntable;
FIG. 5 is an enlarged view of a portion of FIG. 4 at A;
FIG. 6 is a schematic view of a holder;
FIG. 7 is a schematic diagram of the assembly of the turntable and the pallet;
FIG. 8 is a schematic diagram of a transfer unit;
FIG. 9 is one of the axial schematic views of the coin cylinder;
FIG. 10 is a second axial schematic view of a coin cylinder;
FIG. 11 is a schematic view of a blocking unit;
FIG. 12 is a schematic top view of a turntable and pallet;
in the figure: the coin machine comprises a 1 table body, a 11 upper display screen, a 12LED rolling screen, a 13 lower display screen, a 14USB interface, a 15 heat dissipation hole, a 16 mounting plate, 17 bolts, a 18 coin outlet, a 19 coin inlet, a 2 rotary table, a 21 shaft hole, a 22 mounting ring, a 23 rotary shaft, 24 round holes, a 25 inner ring, a 26 outer ring, a 27 driving block, a 271 sliding surface, a 272 positioning surface, 273 limit blocks, 28 supporting plates, 281 grooves, 282 avoidance grooves, 29 collecting grooves, 3 coin drums, 31 first drums, 32 second drums, 33 fixing blocks, 34 iron sheets, 35 magnets, 36 hinges, 37 clamping rings, 371 spring grooves, 372 ring grooves, 4 driving blocks, 41 driving grooves, 42 check blocks, 43 springs, 44 step surfaces, 5 fixing plates, 51 driving chain wheels, 52 driven chain wheels, 53 chains, 54 supporting lugs, 6 vertical shafts, 61 radial rods, 62 clamping holes, 7 cylinders, 71 push rods, 72 conical surfaces and 8 coins.
Detailed Description
As shown in fig. 1 to 12, the present invention mainly includes a table body 1, an upper display screen 11, an LED roll screen 12, a lower display screen 13, and a coin exchanging mechanism, and is described in detail below with reference to the accompanying drawings.
As shown in fig. 1, a table body 1 is a main body of the present invention, a display screen is provided on the front surface of the table body, the display screen includes an upper display screen 11, an LED rolling screen 12 and a lower display screen 13 which are sequentially provided from top to bottom, a USB interface 14, a heat dissipation hole 15, a coin outlet 18 and a coin slot 19 are further provided on the front surface of the table body, and the upper display screen 11, the LED rolling screen 12 and the lower display screen 13 can display information of arrival of a vehicle, departure of a vehicle, information of a vehicle number, weather forecast and advertisement information. Through the USB interface, convenience can be provided for the passengers who need to charge the smart mobile phone. The heat dissipation holes are arranged, so that heat dissipation of the electric elements in the table body can be realized. The coin slot is used for passengers to insert five-membered and ten-membered paper money into the platform body through the coin slot. Coins in the platform body can reach the hands of passengers through the coin outlet. The bottom of the platform body is provided with a mounting plate 16, the mounting plate is provided with a bolt 17, and the platform body and the foundation are connected together through the mounting plate and the bolt.
For convenience in changing change to take bus, be equipped with coin mechanism of changing in the platform, coin mechanism of changing includes coin section of thick bamboo 3, the holder, carousel 2, the fixed plate, clamping unit, stop unit and drive unit, as shown in fig. 3, 9 and 10, the coin section of thick bamboo includes first barrel 31, second barrel 32, fixed block 33, iron sheet 34, magnet 35 and snap ring 37, first barrel 31 is the convex board, and be the strip structure, second barrel 32 is the arc, be equipped with the ring at the tip of second barrel, be connected through articulated 36 between the first end of first barrel and the first end of second barrel, all be equipped with fixed block 33 at the second end of first barrel and second barrel, first barrel and second barrel enclose into a pipe shape after being in the same place, and the fixed block contact on the first, the second barrel at this moment. The iron sheet 34 is arranged on the fixed block of the first cylinder, the magnet 35 is buried on the fixed block of the second cylinder, and the iron sheet and the magnet are adsorbed together to enclose the first cylinder and the second cylinder into a tubular structure. The diameter of snap ring is greater than the diameter of the pipe that first, second barrel encloses, and the setting of coin section of thick bamboo is used for realizing depositing the coin, during the use, puts the coin in the second barrel to make closely arrange between the coin, then with the fixed block suction on the first barrel together with the fixed block on the second barrel. When there are few coins in the table, the side door of the table can be opened and then the coin cylinder is placed on the turntable.
In order to block the lowest coin, a blocking unit is arranged on the snap ring, as shown in fig. 11, a plurality of spring grooves 371 are arranged on the inner wall of the snap ring, a stop block 42 is slidably arranged in the spring grooves, an actuating block 4 is fixed on the stop block, a spring 43 is arranged between the spring grooves and the stop block, and a part of the stop block is arranged in the inner cavity of the snap ring under the action of the spring. The step surface 44 is arranged on the actuating block arranged outside the clamping ring, the position of the actuating block and the stop block can be limited by the step surface, the stop block is prevented from extending into the inner cavity of the clamping ring completely, and meanwhile, a pretightening force is arranged between the actuating block and the clamping ring under the action of the spring. The stop block, the spring and the actuating block form a blocking unit. An annular groove 372 is provided on the end face of the snap ring.
For facilitating the clamping of the coin tube, a clamp is arranged above the turntable, and as shown in fig. 6, the clamp comprises a vertical shaft 6 and a plurality of radial rods 61 fixed on the vertical shaft, and the radial rods are respectively positioned at different height positions. The end of the radial rod is provided with a clamping hole, and when the coin cylinder is installed, the coin cylinder is plugged into the clamping hole while the coin cylinder is kept in a vertical state. The clamping holes are arranged so that the tail ends of the radial rods are C-shaped. The vertical shaft and the radial rod form a clamping unit for clamping the coin cylinder.
As shown in fig. 4, 5 and 7, the turntable has a 2-bit circular structure, a shaft hole 21 is arranged in the center of the turntable, a mounting ring 22 is arranged at the top of the turntable, a rotating shaft 23 is fixed at the bottom of the turntable, the axes of the mounting ring, the shaft hole and the rotating shaft are collinear, a plurality of circular holes 24 which are uniformly arranged along the circumferential direction are also arranged on the turntable, an outer ring 26 which is coaxially arranged with the circular holes is arranged at the top of the turntable, the outer ring has a circular ring structure, an inner ring 25 is arranged at the inner side of the outer ring, at least two driving blocks 27 are fixed on the circular outer wall of the outer ring, and an intersecting sliding surface 271 and a positioning surface 272 are arranged on the driving blocks, and the sliding surface is tangential with the circular outer wall of the outer ring. A limiting block 273 is fixed on the positioning surface of the driving block, and the limiting block can avoid the separation of the driving block and the driving block after contacting with the driving block. A supporting plate 28 is rotatably arranged on the rotating shaft, the upper surface of the supporting plate is contacted with the lower surface of the turntable, and a collecting groove 29 arranged outside the turntable is fixed on the circular outer wall of the supporting plate.
The pivot rotates and installs on the journal stirrup 54, and is in the same place through connecting rod fixed connection between journal stirrup and the layer board, as shown in fig. 8, is fixed with driven sprocket 52 in the pivot, and the journal stirrup is fixed on fixed plate 5, rotates on the fixed plate and installs driving sprocket 51, is equipped with chain 53 between driving sprocket and driven sprocket, and driving sprocket is connected with the motor to the rotation of drive pivot. As shown in fig. 12, a groove 281 is formed at the top of the supporting plate, the groove is located on the circumference of the round hole, and an avoiding groove 282 is further formed on the supporting plate and penetrates through the upper surface and the lower surface of the supporting plate and is communicated with the groove. The driving sprocket, the driven sprocket and the chain form a driving unit for driving the rotating shaft to intermittently rotate.
The cylinder 7 is fixed on the support lugs, the C-shaped push rod 71 is fixed on the piston rod of the cylinder, the conical surface 72 is arranged at the top of the push rod, and the vertical rod is arranged between the push rod and the piston rod of the cylinder. When the air cylinder acts, the push rod can be pushed out, and the push rod slides in the groove, so that coins are pushed out; and after the lowest coin is pushed out, the thickness of the other coins is reduced by one coin under the action of dead weight, and the vertical rod can be avoided due to the arrangement of the avoiding groove. The cylinder and the push rod form a conveying unit for pushing out coins.
The following describes the method of use of the invention:
(1) Placing coins in a coin cylinder, wherein a stop block in the clamping ring plays a role in blocking the coins;
(2) Mounting the coin cylinder on the holder with the ring groove 372 on the snap ring in contact with the inner ring on the turntable;
(3) The coin cylinder is rotated to enable the actuating block and the outer ring to relatively rotate, at the moment, the actuating groove is gradually contacted with the sliding-in surface, the stop block moves outwards along the radial direction until the stop block moves away from the inner cavity of the coin cylinder after the actuating groove is contacted with the positioning surface, the lowest coin passes through the round hole and then contacts with the supporting plate, and the coin in the coin cylinder corresponding to the groove falls into the groove;
(4) When a passenger inserts paper money into the table body, the paper money identifier in the table body identifies the size of the paper money, then the air cylinder is operated for N times, N coins are pushed out of the grooves, and the pushed coins fall into the collecting groove.
Claims (4)
1. The electronic platform of the bus system comprises a display screen, a USB interface, a heat dissipation hole, a coin outlet and a coin slot, and is characterized by also comprising a coin exchanging mechanism,
the coin exchanging mechanism comprises a coin cylinder, a rotary table, a fixed plate, a driving unit, a blocking unit, a conveying unit and a clamping unit, wherein the rotary table is rotatably installed on the fixed plate, the fixed plate is provided with the driving unit for driving the rotary table to intermittently rotate, a plurality of coin cylinders which are uniformly arranged along the circumferential direction and are used for storing coins are arranged above the rotary table, each coin cylinder comprises a first cylinder body and a second cylinder body, the first cylinder body and the second cylinder body are arc-shaped plates, the first end of the first cylinder body is hinged with the first end of the second cylinder body, and a magnetic adsorption structure is arranged between the second end of the first cylinder body and the second end of the second cylinder body; the magnetic adsorption structure comprises a fixed block fixed at the second ends of the first cylinder body and the second cylinder body, an iron sheet arranged on one fixed block and a magnet arranged on the other fixed block; the end of the second cylinder body is provided with a clamping ring, the blocking unit comprises a stop block arranged on the side wall of the clamping ring in a sliding manner, a spring arranged between the stop block and the clamping ring, and an actuating block fixedly connected with the stop block, a part of the stop block is arranged on the inner side of the clamping ring under the action of the spring, and an actuating groove is arranged on the actuating block arranged on the outer part of the clamping ring; a blocking unit for supporting coins from the bottom is arranged at the bottom of the coin cylinder, a clamping unit for clamping the coin cylinder and enabling the coin cylinder to be in a vertical state is arranged on the rotary table, a supporting plate positioned below the rotary table is fixed on the fixed plate, and the rotary table is in contact with the supporting plate; the rotary table is provided with a round hole corresponding to the coin cylinder, the edge of the supporting plate is provided with a groove, and one coin cylinder is communicated with the groove through the round hole when the rotary table rotates once under the action of the driving unit; the upper surface of the turntable is provided with a plurality of inner rings, the inner rings and the round holes are coaxially arranged, the outer sides of the inner rings are provided with outer rings, annular grooves which are in sliding connection with the inner rings are arranged on the clamping rings, the outer walls of the outer rings are fixedly provided with driving blocks, the driving blocks are provided with sliding-in surfaces and positioning surfaces, and the sliding-in surfaces are tangential with the outer walls of the outer rings;
the fixed plate is provided with a conveying unit, and the conveying unit pushes coins in the grooves out of the supporting plate when in operation.
2. The bus system electronic station as set forth in claim 1, wherein the driving unit comprises a driven sprocket fixedly connected to the turntable, a driving sprocket rotatably mounted on the fixed plate, and a chain disposed between the driving sprocket and the driven sprocket.
3. The bus system electronic stop according to claim 1, wherein the transmission unit comprises a cylinder fixed on the fixed plate, and a push rod arranged on a piston rod of the cylinder, and the push rod is of a C-shaped structure and is positioned in the groove.
4. The bus system electronic station as set forth in claim 1, wherein the clamping unit comprises a vertical shaft, a plurality of radial rods fixed on the vertical shaft, and clamping holes are provided at the ends of the radial rods.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811329057.0A CN109410421B (en) | 2018-11-09 | 2018-11-09 | Electronic platform of public transport system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811329057.0A CN109410421B (en) | 2018-11-09 | 2018-11-09 | Electronic platform of public transport system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109410421A CN109410421A (en) | 2019-03-01 |
| CN109410421B true CN109410421B (en) | 2023-12-29 |
Family
ID=65472388
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811329057.0A Active CN109410421B (en) | 2018-11-09 | 2018-11-09 | Electronic platform of public transport system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109410421B (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1531713A (en) * | 2001-02-20 | 2004-09-22 | 德拉鲁兑现系统股份公司 | Electronically-controlled rotary coin change dispenser |
| JP2007183759A (en) * | 2006-01-05 | 2007-07-19 | Lecip Corp | Coin dispensing unit |
| CN202495104U (en) * | 2012-02-28 | 2012-10-17 | 西南石油大学 | Multi-function bus stop board |
| CN202795545U (en) * | 2012-09-19 | 2013-03-13 | 昆明理工大学 | Bus changing system |
| CN105632010A (en) * | 2016-01-12 | 2016-06-01 | 温州大学 | Coin sorting packaging machine |
| CN205621131U (en) * | 2016-05-16 | 2016-10-05 | 河海大学 | Integrative device of separation is exchanged to public transit coin in town and country |
| CN106023399A (en) * | 2016-05-31 | 2016-10-12 | 南昌大学 | Intelligent bus coin box |
| CN205680167U (en) * | 2016-06-06 | 2016-11-09 | 闽南理工学院 | A kind of coin-out control device of coin exchanger |
| CN106600802A (en) * | 2016-11-29 | 2017-04-26 | 青岛海之源智能技术有限公司 | Self-service money changing device |
| CN107316371A (en) * | 2017-07-11 | 2017-11-03 | 西安工业大学 | A kind of coin dividing counting system |
| CN109598842A (en) * | 2018-12-10 | 2019-04-09 | 泉州台商投资区宸翰商贸有限公司 | Coins change-giving device |
| CN209028703U (en) * | 2018-11-09 | 2019-06-25 | 山东至美标识有限公司 | Public transit system electronics platform |
-
2018
- 2018-11-09 CN CN201811329057.0A patent/CN109410421B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1531713A (en) * | 2001-02-20 | 2004-09-22 | 德拉鲁兑现系统股份公司 | Electronically-controlled rotary coin change dispenser |
| JP2007183759A (en) * | 2006-01-05 | 2007-07-19 | Lecip Corp | Coin dispensing unit |
| CN202495104U (en) * | 2012-02-28 | 2012-10-17 | 西南石油大学 | Multi-function bus stop board |
| CN202795545U (en) * | 2012-09-19 | 2013-03-13 | 昆明理工大学 | Bus changing system |
| CN105632010A (en) * | 2016-01-12 | 2016-06-01 | 温州大学 | Coin sorting packaging machine |
| CN205621131U (en) * | 2016-05-16 | 2016-10-05 | 河海大学 | Integrative device of separation is exchanged to public transit coin in town and country |
| CN106023399A (en) * | 2016-05-31 | 2016-10-12 | 南昌大学 | Intelligent bus coin box |
| CN205680167U (en) * | 2016-06-06 | 2016-11-09 | 闽南理工学院 | A kind of coin-out control device of coin exchanger |
| CN106600802A (en) * | 2016-11-29 | 2017-04-26 | 青岛海之源智能技术有限公司 | Self-service money changing device |
| CN107316371A (en) * | 2017-07-11 | 2017-11-03 | 西安工业大学 | A kind of coin dividing counting system |
| CN209028703U (en) * | 2018-11-09 | 2019-06-25 | 山东至美标识有限公司 | Public transit system electronics platform |
| CN109598842A (en) * | 2018-12-10 | 2019-04-09 | 泉州台商投资区宸翰商贸有限公司 | Coins change-giving device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109410421A (en) | 2019-03-01 |
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