阅读说明：本技术 一种用于停车管理的使用方便的手持终端交易装置 (A handheld terminal transaction device for parking management's convenient to use ) 是由 刘志海 于 2019-09-09 设计创作，主要内容包括：本发明涉及一种用于停车管理的使用方便的手持终端交易装置,包括主机、拍摄机构、显示屏、遮光机构和若干按键,拍摄机构包括凹口、盖板、铰接组件、摄像头和调节组件,调节组件包括平移单元、平移板和两个支杆,遮光机构包括遮光板和两个活动组件,活动组件包括空腔、通孔、竖杆、转动单元、升降板和两个升降单元,该用于停车管理的使用方便的手持终端交易装置通过拍摄机构便于保护摄像头,并在强光环境下通过遮光方便摄像头拍摄清晰车辆图像,便于设备识别车牌号,不仅如此,通过遮光机构可包括显示屏,调节遮光板的角度位置,对显示屏进行遮光,方便管理人员观察显示屏信息和他人收集扫描显示屏二维码进行支付,提高了设备的实用性。(The invention relates to a convenient-to-use handheld terminal transaction device for parking management, which comprises a host, a shooting mechanism, a display screen, a shading mechanism and a plurality of keys, wherein the shooting mechanism comprises a notch, a cover plate, a hinge assembly, a camera and an adjusting assembly, the adjusting assembly comprises a translation unit, a translation plate and two support rods, the shading mechanism comprises a shading plate and two movable assemblies, the movable assemblies comprise a cavity, a through hole, a vertical rod, a rotating unit, a lifting plate and two lifting units, the camera is conveniently protected by the shooting mechanism, clear vehicle images are conveniently shot by the shading camera under a strong light environment, the license plate number can be conveniently identified by equipment, the angle position of the shading plate can be adjusted by the shading mechanism to shade the display screen, managers can conveniently observe information of the display screen and collect and scan two-dimensional codes of the display screen for payment, the practicability of the equipment is improved.)

1. A convenient-to-use handheld terminal transaction device for parking management is characterized by comprising a host (1), a shooting mechanism, a display screen (2), a shading mechanism and a plurality of keys (3), wherein a PLC is arranged in the host (1), the display screen (2) and the keys (3) are both arranged on one side of the host (1), the display screen (2) and the keys (3) are both electrically connected with the PLC, and the shooting mechanism is arranged at one end, close to the display screen (2), of the host (1);

the shooting mechanism comprises a notch, a cover plate (4), a hinge assembly, a camera (5) and an adjusting assembly, the notch is arranged on the host (1), the cover plate (4) is covered on the notch, the cover plate (4) is connected with the same side of the main machine (1) and the display screen (2) through a hinge assembly, the camera (5) is fixed at the bottom in the notch, the camera (5) is electrically connected with the PLC, the adjusting component is arranged in the notch and comprises a translation unit, a translation plate (6) and two supporting rods (7), the translation unit is in transmission connection with a translation plate (6), the translation plate (6) is abutted against the inner wall of one side of the notch, which is far away from the display screen (2), the two support rods (7) are respectively positioned at two ends of the translation plate (6), the translation plate (6) is hinged with the cover plate (4) through a support rod (7);

the shading mechanism comprises a shading plate (8) and two movable components, the shading plate (8) is positioned at one side of the display screen (2) far away from the host (1), the two movable components are respectively positioned at two ends of one side of the shading plate (8) close to the display screen (2), the movable component comprises a cavity, a through hole, a vertical rod (9), a rotating unit, a lifting plate (10) and two lifting units, the cavity is arranged in the main machine (1), the lifting plate (10) and the lifting unit are both positioned in the cavity, two ends of the lifting plate (10) are respectively connected with the two lifting units, the through hole is arranged at one side of the cavity close to the display screen (2), the periphery of the vertical rod (9) is hermetically connected with the inner wall of the through hole, one end of the vertical rod (9) is connected with the lifting plate (10), the other end of the lifting plate (10) is connected with the shading plate (8) through a rotating assembly.

2. The convenient-to-use handheld terminal transaction device for parking management as claimed in claim 1, wherein the translation unit comprises a first motor (11), a screw rod (12) and a bearing (13), the first motor (11) and the bearing (13) are both fixed on an inner wall of one side of the recess away from the display screen (2), the first motor (11) is electrically connected with the PLC, the first motor (11) is in transmission connection with one end of the screw rod (12), the other end of the screw rod (12) is arranged in the bearing (13), the translation plate (6) is sleeved on the screw rod (12), and a connection part of the translation plate (6) and the screw rod (12) is provided with a thread matched with the screw rod (12).

3. The convenient-to-use handheld terminal transaction device for parking management as claimed in claim 1, wherein a light supplement lamp (14) and a light sensor (15) are further arranged in the recess, and both the light supplement lamp (14) and the light sensor (15) are electrically connected with the PLC.

4. A handy handheld terminal transaction apparatus for parking management as claimed in claim 1, wherein said hinge assembly comprises a center rod (16), a connecting plate (17) and two sleeves (18), said sleeves (18) being fixed on the host machine (1), both ends of said center rod (16) being respectively disposed in the two sleeves (18), said center rod (16) being fixedly connected at its center to the cover plate (4) through the connecting plate (17).

5. The handy handheld terminal transaction apparatus for parking management as recited in claim 1, wherein said elevating unit comprises a second motor (19), a driving rod (20) and a driven rod (21), said second motor (19) is fixed in the cavity, said second motor (19) is electrically connected to the PLC, said second motor (19) is drivingly connected to the driving rod (20), and said driving rod (20) is hinged to the elevating plate (10) through the driven rod (21).

6. The handy hand-held terminal transaction apparatus for parking management as recited in claim 1, wherein said lifting unit further comprises a slide bar (22), said slide bar (22) being fixed in the cavity, said lifting plate (10) being fitted over the slide bar (22).

7. The handy handheld terminal transaction apparatus for parking management as recited in claim 1, wherein the rotation unit comprises a third motor (23), a driving gear (24), a driven gear (25), a rotation shaft (26) and a perforation, the third motor (23) is fixed on one side of the vertical rod (9) far away from the light screen (8), the third motor (23) is electrically connected with the PLC, the third motor (23) is in transmission connection with the driving gear (24), the driving gear (24) is engaged with the driven gear (25), the perforation is arranged on the vertical rod (9), two ends of the rotation shaft (26) are respectively fixedly connected with the light screen (8) and the driven gear (25), and the periphery of the rotation shaft (26) is hermetically connected with the inner wall of the perforation.

8. The handy handheld terminal transaction apparatus for parking management as recited in claim 7, wherein the side of the vertical rod (9) away from the light shielding plate (8) is provided with two weights (27), the two weights (27) are disposed up and down symmetrically with respect to the axis of the transmission gear, and the weights (27) abut against the transmission gear.

9. The handy handheld terminal transaction apparatus for parking management as recited in claim 8, wherein a side of the weight (27) away from the vertical bar (9) is provided with a notch, a ball (28) is provided in the notch, the notch is matched with the ball (28), a center of the ball (28) is located in the notch, and the notch abuts against the transmission gear.

10. A handy handheld terminal transaction apparatus for parking management as set forth in claim 1, characterized in that said light shielding plate (8) is a photovoltaic plate.

Technical Field

The invention relates to the field of handheld terminals, in particular to a handheld terminal transaction device which is used for parking management and is convenient to use.

Background

The handheld terminal refers to a portable data processing terminal with the following characteristics: an operating system; memory, video card, etc.; a screen and a keyboard; data transmission processing capacity; the battery is arranged in the mobile phone, and the mobile phone can be used in a mobile way. Generally, handheld terminals are classified into industrial-grade handheld terminals and consumer handheld terminals. The performance, stability and durability of the industrial-grade hand-held terminal are better than those of the consumer-grade hand-held terminal. At present, the handheld terminal is widely used in various fields of life and work of people, for example, when a vehicle is managed in a parking lot, after the vehicle enters a parking space, the license plate number and the parking space of the vehicle are recorded on the handheld terminal, and vehicle information is automatically stored in a database. When the vehicle is ready to leave the parking spot, the handheld terminal will also automatically give the vehicle owner a second list, on which a series of information such as the name of the parking spot, the license plate number, the parking time, the charging standard, the actual charging amount, etc. will be displayed. The actual payment amount of the owner is the payment amount automatically calculated by the system according to the parking time of the vehicle, wherein the payment amount is accurate to the second.

But current handheld terminal transaction device uses when open parking area, equipment result of use receives outside light environment to influence, when light is comparatively strong, not only can influence the quality that the camera was shot, lead to the camera can't clearly shoot the license plate number of car, and the luminance that also can cause the display screen is too low relative external environment, make car owner's cell-phone be difficult to scan the two-dimensional code on the equipment display screen, and the managers is difficult to clearly observe the display information on the display screen, and display screen and camera are as fragile article, expose and set up outside the equipment, receive extrusion collision easily and damage, and then leaded to current handheld middle-end transaction device practicality to reduce.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: in order to overcome the defects of the prior art, a convenient-to-use handheld terminal transaction device for parking management is provided.

The technical scheme adopted by the invention for solving the technical problems is as follows: a convenient-to-use handheld terminal transaction device for parking management comprises a host, a shooting mechanism, a display screen, a shading mechanism and a plurality of keys, wherein a PLC is arranged in the host, the display screen and the keys are arranged on one side of the host, the display screen and the keys are electrically connected with the PLC, and the shooting mechanism is arranged at one end, close to the display screen, of the host;

the shooting mechanism comprises a notch, a cover plate, a hinge assembly, a camera and an adjusting assembly, wherein the notch is arranged on the host, the cover plate covers the notch, the cover plate is connected with the host at the same side with the display screen through the hinge assembly, the camera is fixed at the bottom in the notch, the camera is electrically connected with the PLC, the adjusting assembly is arranged in the notch, the adjusting assembly comprises a translation unit, a translation plate and two supporting rods, the translation unit is in transmission connection with the translation plate, the translation plate is abutted against the inner wall of the notch at the side far away from the display screen, the two supporting rods are respectively positioned at two ends of the translation plate, and the translation plate is hinged with the cover plate through the supporting rods;

the shading mechanism includes light screen and two movable assembly, the light screen is located the one side of keeping away from the host computer of display screen, and two movable assembly are located the both ends that are close to one side of display screen of light screen respectively, movable assembly includes cavity, through-hole, montant, rotation unit, lifter plate and two lifting unit, the cavity sets up in the host computer, lifter plate and lifting unit all are located the cavity, the both ends of lifter plate are connected with two lifting unit respectively, the through-hole sets up the one side that is close to the display screen at the cavity, the periphery of montant and the inner wall sealing connection of through-hole, the one end and the lifter plate of montant are connected, the other end of lifter plate passes through the rotation assembly and is connected with the light screen.

Preferably, in order to drive the translation plate to move, the translation unit comprises a first motor, a screw rod and a bearing, the first motor and the bearing are fixed on the inner wall of one side of the notch, which is far away from the display screen, the first motor is electrically connected with the PLC, the first motor is in transmission connection with one end of the screw rod, the other end of the screw rod is arranged in the bearing, the translation plate is sleeved on the screw rod, and a thread matched with the screw rod is arranged at the connection position of the translation plate and the screw rod.

As preferred, in order to guarantee the definition that the image was shot to camera under the dim environment, still be equipped with light filling lamp and light sensor in the notch, light filling lamp and light sensor all are connected with the PLC electricity.

Preferably, in order to facilitate rotation of the cover plate, the hinge assembly comprises a central rod, a connecting plate and two sleeves, the sleeves are fixed on the host, two ends of the central rod are respectively arranged in the two sleeves, and the center of the central rod is fixedly connected with the cover plate through the connecting plate.

Preferably, in order to drive the lifting plate to move up and down, the lifting unit comprises a second motor, a driving rod and a driven rod, the second motor is fixed in the cavity and electrically connected with the PLC, the second motor is in transmission connection with the driving rod, and the driving rod is hinged to the lifting plate through the driven rod.

Preferably, in order to ensure stable lifting movement of the lifting plate, the lifting unit further comprises a sliding rod, the sliding rod is fixed in the cavity, and the lifting plate is sleeved on the sliding rod.

As preferred, for driving the light screen rotation, the rotation unit includes third motor, drive gear, driven gear, pivot and perforation, the third motor is fixed in the one side of keeping away from the light screen of montant, the third motor is connected with the PLC electricity, the third motor is connected with drive gear transmission, drive gear and driven gear meshing, the perforation sets up on the montant, the both ends of pivot respectively with light screen and driven gear fixed connection, the periphery and the fenestrate inner wall sealing connection of pivot.

Preferably, in order to prevent the rotating shaft from sliding, two balance blocks are arranged on one side of the vertical rod, which is far away from the light shielding plate, the two balance blocks are arranged in an up-and-down symmetrical mode relative to the axis of the transmission gear, and the balance blocks abut against the transmission gear.

Preferably, in order to reduce the resistance received by the transmission gear during rotation, one side of the balance block, which is far away from the vertical rod, is provided with a notch, a ball is arranged in the notch, the notch is matched with the ball, the center of the ball is located in the notch, and the notch abuts against the transmission gear.

Preferably, in order to enhance the cruising ability of the device, the shading plate is a photovoltaic plate.

The handheld terminal transaction device for parking management has the advantages that the camera is protected conveniently through the shooting mechanism, clear vehicle images can be shot conveniently through the camera in a highlight environment through shading, license plate numbers can be recognized conveniently through equipment, moreover, the shading mechanism can comprise the display screen, the angle position of the shading plate is adjusted, shading is conducted on the display screen, managers can observe information of the display screen conveniently, and other people can collect and scan two-dimensional codes of the display screen conveniently to pay, and therefore the practicability of the equipment is improved.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic structural view of a convenient to use hand-held terminal transaction device for parking management of the present invention;

FIG. 2 is a schematic diagram of the configuration of the camera mechanism of the handy handheld terminal transaction apparatus for parking management of the present invention;

FIG. 3 is a schematic structural view of a lifting unit of the handy handheld terminal transaction apparatus for parking management of the present invention;

FIG. 4 is a schematic structural view of a rotating unit of the handy handheld terminal transaction apparatus for parking management of the present invention;

in the figure: 1. the light-emitting device comprises a main machine, 2, a display screen, 3, a key, 4, a cover plate, 5, a camera, 6, a translation plate, 7, a support rod, 8, a light screen, 9, a vertical rod, 10, a lifting plate, 11, a first motor, 12, a lead screw, 13, a bearing, 14, a fill light, 15, a light sensor, 16, a central rod, 17, a connecting plate, 18, a sleeve, 19, a second motor, 20, a driving rod, 21, a driven rod, 22, a sliding rod, 23, a third motor, 24, a driving gear, 25, a driven gear, 26, a rotating shaft, 27, a balance block and 28 balls.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.

As shown in fig. 1, a convenient-to-use handheld terminal transaction device for parking management comprises a host 1, a shooting mechanism, a display screen 2, a shading mechanism and a plurality of keys 3, wherein a PLC is arranged in the host 1, the display screen 2 and the keys 3 are both arranged on one side of the host 1, the display screen 2 and the keys 3 are both electrically connected with the PLC, and the shooting mechanism is arranged at one end of the host 1 close to the display screen 2;

a PLC, i.e., a programmable logic controller, which employs a programmable memory for storing therein a program, executing instructions for user-oriented operations such as logic operation, sequence control, timing, counting, and arithmetic operation, and controlling various types of machines or production processes through digital or analog input/output, is essentially a computer dedicated for industrial control, has a hardware structure substantially the same as that of a microcomputer, and is generally used for data processing and instruction reception and output for realizing central control.

When a manager uses the transaction device, one hand holds the host 1, the other hand can be operated on the host 1 through the key 3, the vehicle can be shot after entering a parking lot by using the shooting mechanism, the license plate number is identified by shooting images, parking information is recorded, when the vehicle leaves the parking lot, the license plate information is input through the key 3, the host 1 determines parking charge after searching the license plate information, then the charge two-dimensional code is displayed through the display screen 2 on the host 1, a vehicle owner can scan the two-dimensional code on the display screen 2 for payment, the shading mechanism can prevent strong light from irradiating the display screen 2, inconvenience in scanning and observation caused by too low relative display brightness of the display screen 2 is avoided, mobile phone scanning payment is facilitated and managers can conveniently check the parking information and the payment information, and further the device is convenient to use, the practicability of the handheld terminal payment device is improved.

As shown in fig. 2, the shooting mechanism includes a notch, a cover plate 4, a hinge assembly, a camera 5 and an adjusting assembly, the notch is disposed on the host 1, the cover plate 4 is covered on the notch, the cover plate 4 is connected with the host 1 through the hinge assembly and the same side of the display screen 2, the camera 5 is fixed at the bottom of the notch, the camera 5 is electrically connected with the PLC, the adjusting assembly is disposed in the notch, the adjusting assembly includes a translation unit, a translation plate 6 and two support rods 7, the translation unit is in transmission connection with the translation plate 6, the translation plate 6 abuts against the inner wall of the notch at the side far away from the display screen 2, the two support rods 7 are respectively located at two ends of the translation plate 6, and the translation plate 6 is hinged with the cover plate 4 through the support rods 7;

in the shooting mechanism, a camera 5 used for shooting images is fixed at the bottom in a notch, the camera 5 can be shielded and protected through a cover plate 4, the camera 5 is prevented from being damaged due to extrusion collision, when the images need to be shot and collected, a translation unit in a PLC control adjusting assembly is started, so that a translation plate 6 moves along the inner wall of the notch in the direction far away from the bottom of the notch, two ends of the translation plate 6 act on the cover plate 4 through two supporting rods 7 respectively, the cover plate 4 rotates upwards under the supporting action of a hinge assembly, the notch is convenient to open, the camera 5 shoots, strong light can be blocked by the notch to enter the camera 5 in the notch, the camera 5 is convenient to shoot after being shielded by the cover plate 4 under the external strong light irradiation, the definition of the shot images is ensured, and the camera 5 transmits the images to the PLC in a data form, the PLC identifies the license plate number of the vehicle according to the image data, and the parking vehicle is conveniently managed.

As shown in fig. 1 and fig. 3, the light shielding mechanism includes light screen 8 and two movable assembly, light screen 8 is located one side of keeping away from host computer 1 of display screen 2, and two movable assembly are located the both ends that are close to one side of display screen 2 of light screen 8 respectively, movable assembly includes cavity, through-hole, montant 9, rotation unit, lifter plate 10 and two lift units, the cavity sets up in host computer 1, lifter plate 10 and lift unit all are located the cavity, the both ends of lifter plate 10 are connected with two lift units respectively, the through-hole sets up the one side that is close to display screen 2 at the cavity, the periphery of montant 9 and the inner wall sealing connection of through-hole, the one end and the lifter plate 10 of montant 9 are connected, the other end of lifter plate 10 passes through the rotation subassembly and is connected with light screen 8.

When shading mechanism uses, movable assembly through 8 both sides of light screen moves simultaneously, it is close to display screen 2 and removes to drive lifter plate 10 by two elevating unit in the cavity, make montant 9 drive light screen 8 through the rotating unit and shift up, enlarge the distance between light screen 8 and the display screen 2, and can drive light screen 8 through the rotating unit and carry out the angle fine setting in the top of display screen 2, utilize light screen 8 to shelter from outside highlight, the car owner's mobile phone of being convenient for scans 2 two-dimensional code of display screen and pays and the display information that display screen 2 was looked over to managers. When the display screen 2 needs to be checked by a manager, the button 3 is pressed, the rotating unit drives the light screen 8 to rotate, the height of one side, close to the manager, of the light screen 8 is larger than that of the other side, the manager can observe the display screen 2 conveniently, when a vehicle owner needs to pay, the manager presses the button 3, the rotating unit drives the light screen 8 to rotate to the extent, the height of one side, close to the vehicle owner, of the light screen 8 is larger than that of the other side of the light screen 8, and the mobile phone can scan the payment two-dimensional code on the display screen 2 to operate conveniently. After finishing using, the rotation unit drives the light screen 8 and rotates to the angle parallel with display screen 2, and then the lifting unit starts, transfers montant 9 to the inside removal of cavity for light screen 8 covers on display screen 2, protects display screen 2, prevents that display screen 2 is impaired.

As shown in fig. 2, the translation unit includes a first motor 11, a screw rod 12 and a bearing 13, the first motor 11 and the bearing 13 are both fixed on the inner wall of the notch on the side far away from the display screen 2, the first motor 11 is electrically connected with the PLC, the first motor 11 is connected with one end of the screw rod 12 in a transmission manner, the other end of the screw rod 12 is arranged in the bearing 13, the translation plate 6 is sleeved on the screw rod 12, and a screw thread matched with the screw rod 12 is arranged at the connection position of the translation plate 6 and the screw rod 12.

The PLC controls the first motor 11 to be started, the screw rod 12 is driven to rotate under the supporting effect of the bearing 13, and the screw rod 12 acts on the translation plate 6 through threads, so that the translation plate 6 moves along the axis of the screw rod 12 and clings to the inner wall of the notch.

Preferably, in order to guarantee the definition of the image shot by the camera 5 in the dark environment, a light supplement lamp 14 and a light sensor 15 are further arranged in the notch, and the light supplement lamp 14 and the light sensor 15 are electrically connected with the PLC.

When shooing, utilize light sensor 15 to detect the light of the shooting environment that camera 5 is located to give PLC with bright data transfer, if PLC detects that light is low when low, control light filling lamp 14 starts, carries out the light filling to the shooting target, and the camera 5 of being convenient for shoots clear image.

Preferably, in order to facilitate the rotation of the cover plate 4, the hinge assembly includes a central rod 16, a connecting plate 17 and two sleeves 18, the sleeves 18 are fixed on the main machine 1, two ends of the central rod 16 are respectively disposed in the two sleeves 18, and the center of the central rod 16 is fixedly connected with the cover plate 4 through the connecting plate 17. In the hinge assembly, the position of the sleeve 18 is fixed on the host 1, so that the central rod 16 can rotate under the supporting action of the two sleeves 18 conveniently, and the center of the central rod 16 is fixedly connected with the cover plate 4 through the connecting plate 17, so that the cover plate 4 can rotate conveniently.

As shown in fig. 3, the lifting unit includes a second motor 19, a driving rod 20 and a driven rod 21, the second motor 19 is fixed in the cavity, the second motor 19 is electrically connected to the PLC, the second motor 19 is in transmission connection with the driving rod 20, and the driving rod 20 is hinged to the lifting plate 10 through the driven rod 21.

The PLC controls the second motor 19 to start, drives the driving rod 20 to rotate, and the driving rod 20 acts on the lifting plate 10 through the driven rod 21, so that the lifting plate 10 is lifted and moved to drive the vertical rod 9 to lift and move.

Preferably, in order to ensure stable lifting movement of the lifting plate 10, the lifting unit further comprises a sliding rod 22, the sliding rod 22 is fixed in the cavity, and the lifting plate 10 is sleeved on the sliding rod 22. The moving direction of the lifting plate 10 is fixed by the sliding rod 22 at a fixed position in the cavity passing through the lifting plate 10, and the lifting plate 10 is moved up and down along the axis of the sliding rod 22 after the second motor 19 is started.

As shown in fig. 4, the rotating unit includes a third motor 23, a driving gear 24, a driven gear 25, a rotating shaft 26 and a through hole, the third motor 23 is fixed on one side of the vertical rod 9 away from the light shielding plate 8, the third motor 23 is electrically connected with the PLC, the third motor 23 is in transmission connection with the driving gear 24, the driving gear 24 is meshed with the driven gear 25, the through hole is arranged on the vertical rod 9, two ends of the rotating shaft 26 are respectively fixedly connected with the light shielding plate 8 and the driven gear 25, and the periphery of the rotating shaft 26 is connected with the inner wall of the through hole in a sealing manner.

PLC control third motor 23 starts, drives drive gear 24 and rotates, and drive gear 24 is used in driven gear 25 with it meshing on, drives driven gear 25 and takes place to rotate, and driven gear 25 is through pivot 26 and light screen 8 fixed connection, and pivot 26 passes the perforation on montant 9, makes things convenient for pivot 26 to drive light screen 8 and rotates, adjusts the shading angle of light screen 8.

Preferably, in order to prevent the rotating shaft 26 from sliding, two balance weights 27 are arranged on one side of the vertical rod 9 away from the light screen 8, the two balance weights 27 are arranged in an up-and-down symmetrical mode about the axis of the transmission gear, and the balance weights 27 abut against the transmission gear. In the two movable components, the balance weight 27 fixed on the vertical rod 9 is abutted against the transmission gear, so that the relative position of the rotating shaft 26 and the vertical rod 9 is fixed, and the rotating shaft 26 is prevented from sliding on the inner side of the through hole.

Preferably, in order to reduce the resistance applied to the transmission gear during rotation, a notch is formed in one side, away from the vertical rod 9, of the balance weight 27, a ball 28 is arranged in the notch, the notch is matched with the ball 28, the center of the ball 28 is located in the notch, and the notch abuts against the transmission gear. By abutting the balls 28 in the gap of the balance weight 27 against the transmission gear, the balls 28 rotate in the gap during the rotation of the transmission gear, so that the sliding friction on the transmission gear is converted into the rolling friction from the balls 28, and the resistance on the rotation of the transmission gear is reduced.

Preferably, in order to enhance the cruising ability of the device, the shading plate 8 is a photovoltaic plate. The shading plate 8 can be used for photovoltaic power generation, electric energy is stored in the host 1 and is used by the host 1, and therefore the cruising ability of the equipment is enhanced.

This handheld terminal transaction device can protect display screen 2 and camera 5 respectively through light screen 8 and apron 4, prevent that display screen 2 and camera 5 from receiving the extrusion collision damage, when shooing, drive translation board 6 by the translation unit and keep away from the notch bottom, act on apron 4 through branch 7, make the notch open, utilize light screen 8 to be in the light, make things convenient for camera 5 clear shooting vehicle under the highlight, the equipment of being convenient for discerns the license plate number, utilize movable assembly conveniently to drive light screen 8 and remove and rotate, adjust the angular position of light screen 8, utilize light screen 8 to be in the light, make things convenient for the managers to observe the payment two-dimensional code completion payment work on display screen 2 and the car owner's cell-phone scanning display screen 2 on display screen 2, make equipment usage more convenient, and then improved this transaction device's practicality.

Compared with the prior art, this a convenient to use's handheld terminal transaction device for parking management is convenient for protect camera 5 through shooting mechanism to make things convenient for camera 5 to shoot clear vehicle image through the shading under the highlight environment, the equipment of being convenient for discerns license plate number, moreover, can include display screen 2 through light-shading mechanism, adjust the angular position of light screen 8, carry out the shading to display screen 2, make things convenient for managers to observe 2 information of display screen and other people and collect 2 two-dimensional codes of scanning display screen and pay, thereby the practicality of equipment has been improved.

In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.