Cash register

Abstract

The embodiment of the utility model provides cashier equipment. The cashier equipment comprises a shell, an NFC module and a printing assembly. The NFC module is located in the space defined by the shell and used for being close to the electronic equipment to carry out electronic payment, and compared with code scanning and face scanning, the payment efficiency is improved, and the shopping experience of consumers is improved. The printing assembly is located in the space defined by the shell and used for printing, such as printing consumption vouchers, one machine has multiple purposes, a printer does not need to be purchased additionally, and cost is saved; the shell is provided with the straight-strip-shaped paper outlet, and the paper outlet faces the front of the cash register, so that a receipt is convenient to tear.

Description

Technical Field

[0001] The present application relates to the field of electronic payment technology, and in particular to a cash register device. Background Art

[0002] With the rapid development of Internet technology, electronic transactions have entered people's lives. However, existing cash registers require merchants to hold a barcode scanner to scan the user's payment code or require users to point their mobile terminals at the barcode scanning window of the cash register to complete the payment, which takes up merchants' time and reduces cash register efficiency. Utility Model Content

[0003] The present application provides a cash register device that can improve cash register efficiency and facilitate tearing of receipts.

[0004] An embodiment of the present application provides a cash register device, including: a shell, an NFC module and a printing component, the shell is provided with a straight paper outlet, the paper outlet faces the front of the cash register device, the NFC module is located in the space enclosed by the shell, so as to be close to the electronic device for electronic payment, and the printing component is located in the space enclosed by the shell, for printing.

[0005] Furthermore, the shell includes a vertical front side surface, and the paper outlet is arranged on the front side surface.

[0006] Furthermore, the lateral length of the front side surface is greater than its vertical height.

[0007] Furthermore, the shell includes a top surface connected to the front side surface and extending horizontally, and an arc-shaped portion extending upward from the top surface. Along the length direction of the cash register device, the front side surface exceeds the bottom of the arc-shaped portion, and the NFC module is located above the arc-shaped portion or in the space enclosed by the arc-shaped portion.

[0008] Furthermore, the shell includes an upper shell, a lower shell, a middle shell and a cover plate, the NFC module is located in the space surrounded by the upper shell, the middle shell is located in the space surrounded by the upper shell and the lower shell, the middle shell and the cover plate form a paper bin and a paper output channel, and the paper output port is located between the upper shell and the cover plate and is connected to the paper output channel.

[0009] Furthermore, the cover plate is rotatably connected to the lower shell to switch between an open state and a closed state.

[0010] Furthermore, the cover plate includes a first cover plate and a second cover plate, the first cover plate is rotatably connected to the lower shell and forms the paper bin with the middle shell, the second cover plate is rotatably connected to the first cover plate, and the paper outlet is located between the second cover plate and the upper shell.

[0011] Furthermore, the printing assembly includes a rubber roller, and the rubber roller is rotatably connected to the first cover plate.

[0012] Furthermore, the rubber roller is located above the second cover plate, and the second cover plate includes an operating part. A gap for finger insertion is provided between the operating part and the first cover plate. The finger is inserted into the gap and the operating part is pulled to rotate the first cover plate relative to the lower shell to open the first cover plate.

[0013] Furthermore, the cover plate includes an elastic member located between the first cover plate and the second cover plate, and the elastic member provides elastic force for the second cover plate to automatically reset.

[0014] Furthermore, the cash register device includes a paper cutter fixed to the upper shell, and the paper cutter is located at the paper outlet.

[0015] Furthermore, the cash register device includes a speaker located between the middle shell and the lower shell, and the lower shell is provided with a sound outlet.

[0016] Furthermore, the shell includes a handheld part and a head located in front of the handheld part, the NFC module and the printing component are both arranged on the head, the handheld part is provided with a first supporting part, and the head is provided with a second supporting part. When the cash register device is placed on a countertop, the first supporting part and the second supporting part are supported on the countertop, and a hollow area is formed below the cash register device, and the sound outlet faces the hollow area.

[0017] Furthermore, the cash register device includes a display screen fixed to the upper shell, and the display screen is arranged on the handheld part.

[0018] Furthermore, the shell includes a handheld portion and a head located in front of the handheld portion, the NFC module and the printing component are both arranged on the head, and the cash register device includes a scanning component arranged on the head.

[0019] Furthermore, the scanning component is located below the printing component.

[0020] Furthermore, a first supporting part is provided on the handheld part, and a second supporting part is provided on the head part. When the cash register device is placed on a table, the first supporting part and the second supporting part are supported on the table, and a hollow area is formed below the cash register device. The scanning component is located between the first supporting part and the second supporting part.

[0021] Furthermore, the lower shell includes a hanging rope portion.

[0022] Furthermore, the shell is provided with a hollow area for fingers to pass through to pick up the cash register device, and the hanging rope part includes a first hanging rope part located at the top of the hollow area and a second hanging rope part located at the tail of the cash register device.

[0023] The cash register device of the implementation mode of the present application includes an NFC module, which is used to bring it close to an electronic device for electronic payment. Compared with scanning codes and scanning faces, it improves payment efficiency and enhances consumers' shopping experience; the printing component can be used for printing, such as printing consumption vouchers, which is a one-machine-multiple-purposes machine without the need to purchase a separate printer, saving costs; the paper outlet is in a straight strip shape and faces the front of the cash register device, making it convenient to tear off receipts. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 A schematic diagram showing a cash register device according to an exemplary embodiment of the present application;

[0025] Figure 2 Shows Figure 1 An exploded view of the cash register equipment shown;

[0026] Figure 3 Shows Figure 1 A schematic cross-sectional view of a cash register device shown;

[0027] Figure 4 Shows Figure 1 A front view of the cash register device is shown;

[0028] Figure 5 Shows Figure 1 a bottom view of the cash register device shown;

[0029] Figure 6 Shows Figure 2 A schematic diagram of the lower housing of the cash register device shown;

[0030] Figure 7 Shows Figure 2 A schematic diagram of a first cover plate of a cash register device shown;

[0031] Figure 8 Shows Figure 2 A bottom view of the cash register device after the first cover plate and the second cover plate are assembled;

[0032] Fig. 9 Shows Figure 8 The bottom view shown is a cross-sectional view along line AA;

[0033] Fig.10 Shows Figure 7 A schematic diagram of the first cover plate shown in another perspective;

[0034] Fig.11 Shows Figure 2A schematic diagram of a second cover plate of the cash register device shown;

[0035] Fig.12 Shows Figure 2 A front view of the cash register device after the first cover plate and the second cover plate are assembled;

[0036] Fig.13 Shows Fig.12 The bottom view shown is a cross-sectional view along line BB;

[0037] Fig.14 Shows Figure 1 A side view of the cash register device shown after it is placed on the counter. DETAILED DESCRIPTION

[0038] Here, the technical solutions in the embodiments (or "implementation methods") of the present application will be described clearly and completely in conjunction with the accompanying drawings. When the following description refers to the drawings, unless otherwise indicated, the same numbers in different drawings represent the same or similar elements.

[0039] If there are terms involving directional indications or positional relationships in the embodiments of the present application (such as up, down, left, right, front, back, inside, outside, top, bottom, center, vertical, horizontal, longitudinal, transverse, length, width, counterclockwise, clockwise, axial, radial, circumferential, etc.), such terms are only used to explain the relative positional relationship, movement, etc. between the components under a certain specific posture (as shown in the accompanying drawings); if the specific posture changes, the directional indication or positional relationship will also change accordingly. In addition, the terms "first" and "second" in the embodiments of the present application are only used for the purpose of convenience of description and cannot be understood as indicating or implying relative importance.

[0040] The user information (including but not limited to user device information, user personal information, etc.) and data (including but not limited to data used for analysis, stored data, displayed data, etc.) involved in this application are all information and data authorized by the user or fully authorized by all parties, and the collection, use and processing of relevant data must comply with the relevant laws, regulations and standards of relevant countries and regions, and provide corresponding operation entrances for users to choose to authorize or refuse.

[0041] Ginseng Figure 1 , Figure 2 , Figure 3 and Figure 4 The cash register device 100 of the embodiment of the present application includes a housing 1, an NFC module 2 and a printing component 3.

[0042] The NFC module 2 is located in the space enclosed by the shell 1, so as to be close to the electronic device for electronic payment. Compared with scanning codes and scanning faces, it improves payment efficiency and enhances the shopping experience of consumers. The printing component 3 is located in the space enclosed by the shell 1, and is used for printing, such as printing consumption vouchers. One machine has multiple uses, and there is no need to purchase a separate printer, which saves costs. The shell 1 is provided with a straight paper outlet 111, and the paper outlet 111 faces the front of the cash register device 100, which is convenient for tearing receipts.

[0043] The electronic device includes but is not limited to a mobile phone or a tablet.

[0044] In some embodiments, the housing 1 includes a vertical front side 11 , and the paper outlet 111 is disposed on the front side 11 .

[0045] In some embodiments, the lateral length of the front side surface 11 is greater than its vertical height, and the front end of the cash register device 100 is relatively light and thin.

[0046] Ginseng Figure 1 and Figure 4 In some embodiments, the housing 1 includes a top surface 121 connected to the front side surface 11 and extending horizontally, and an arc-shaped portion 122 extending upward from the top surface 121. Along the length direction of the cash register device 100, the front side surface 11 exceeds the bottom of the arc-shaped portion 122, which is conducive to the processing and forming of the housing 1. The NFC module 2 is located above the arc-shaped portion 122 or in the space surrounded by the arc-shaped portion 122.

[0047] Ginseng Figure 1 and Figure 2 In some embodiments, the cash register device 100 further includes an indicator light 41, which is in a ring shape and emits light surrounding the NFC module 2. The indicator light 41 can provide light guidance, attract the attention of consumers, and is conducive to the promotion and application of NFC functions. The housing 1 is provided with a light-transmitting portion 1311 for the light emitted by the indicator light 41 to pass through.

[0048] In some embodiments, when the cash register device 100 is in different states, the indicator light 41 can provide different guidance through different lighting forms. For example, in the normal standby state, the indicator light 41 can flash to attract the consumer's attention; when guiding payment, the indicator light 41 can guide the consumer to make electronic payment by changing colors and using a marquee; when the payment is successful or failed, different colors can be used to display the payment result in the form of light. This application does not limit the form of the light.

[0049] In some embodiments, the housing 1 is provided with a guide text (not shown) to guide the payment method, for example, the guide text is an NFC logo or the like.

[0050] In some embodiments, the guide text is light-transmissive, allowing the light emitted by the indicator light 41 to pass through. When the indicator light 41 guides payment, the guide text is lit.

[0051] In some embodiments, a plurality of indicator lights 41 may be provided, and the guide text and the light-transmitting portion 1311 may be transmitted by light emitted by the same indicator light 41 or by light emitted by different indicator lights 41 .

[0052] Ginseng Figure 1 , Figure 2 and Figure 3 In some embodiments, the housing 1 includes an upper housing 13, a lower housing 14, a middle housing 15 and a cover plate 16, which are convenient for processing and molding. The NFC module 2 is located in the space surrounded by the upper housing 13, the middle housing 15 is located in the space surrounded by the upper housing 13 and the lower housing 14, the middle housing 15 and the cover plate 16 form a paper bin 151 and a paper outlet channel 152, and the paper outlet 111 is located between the upper housing 13 and the cover plate 16 and is connected to the paper outlet channel 152. The paper bin 151 is used to place printing paper, and the paper outlet channel 152 is used for small receipts to pass through.

[0053] In some embodiments, the upper shell 13 includes a substrate portion 130 and a cover portion 131 fixed to the substrate portion 130 , the NFC module 2 and the indicator light 41 are located in a space enclosed by the cover portion 131 and the substrate portion 130 , and the light-transmitting portion 1311 and the guide text are disposed on the cover portion 131 .

[0054] In some embodiments, the substrate portion 130 and the cover portion 131 may be integrally provided.

[0055] In some embodiments, the cover portion 131 is circular, and the present application does not limit the shape of the cover portion 131 .

[0056] In some embodiments, the NFC module 2 and the indicator light 41 are fixed to the cover portion 131 , and may also be fixed to the substrate portion 130 .

[0057] In some embodiments, the upper shell 13 is fixed to the lower shell 14 , and the middle shell 15 is fixed to the upper shell 13 .

[0058] In some embodiments, the upper shell 13 may also be integrally provided with the middle shell 15 .

[0059] In some embodiments, the cover 16 is rotatably connected to the lower housing 14 to switch between an open state and a closed state to facilitate replacement of printing paper.

[0060] In some embodiments, the cover plate 16 may also be detachably connected to the lower housing 14, and the printing paper may be replaced when the cover plate 16 is removed.

[0061] Ginseng Figure 2 , Figure 3 and Figure 5 In some embodiments, the cover plate 16 includes a first cover plate 161 and a second cover plate 162, the first cover plate 161 is rotatably connected to the lower shell 14 and forms the paper bin 151 with the middle shell 15, the second cover plate 162 is rotatably connected to the first cover plate 161, and the paper outlet 111 is located between the second cover plate 162 and the upper shell 13. The arrangement of the first cover plate 161 and the second cover plate 162 is not only convenient for processing and molding, but also convenient for opening and closing of the cover plate 16, and can increase the stability of the cover plate 16 after closing.

[0062] The top surface 121 is disposed on the upper shell 13 , the upper half of the front side surface 11 is disposed on the upper shell 13 , and the lower half of the front side surface 11 is disposed on the second cover plate 162 .

[0063] In some embodiments, the front side 11 is disposed on the upper shell 13 .

[0064] Ginseng Figure 6 , Figure 7 , Figure 8 and Fig. 9 The lower shell 14 is provided with a first shaft hole 140 , and the first cover plate 161 is provided with a first shaft portion 1610 , and the first shaft portion 1610 is assembled in the first shaft hole 140 so that the first cover plate 161 is rotatably connected to the lower shell 14 .

[0065] In some embodiments, the first shaft portion 1610 may be disposed on the lower housing 14 , and correspondingly, the first shaft hole 140 is disposed on the first cover plate 161 .

[0066] The first cover plate 161 is provided with a second shaft portion 1611 , the second cover plate 162 is provided with a second shaft hole 1620 , and the second shaft portion 1611 is assembled in the second shaft hole 1620 , so that the second cover plate 162 is rotatably connected to the first cover plate 161 .

[0067] In some embodiments, the printing assembly 3 includes a rubber roller (not shown), and the rubber roller is rotatably connected to the first cover plate 161 .

[0068] The first cover plate 161 is provided with a rubber roller groove 1612 and a pair of receiving grooves 1613 . The pair of receiving grooves 1613 are located at opposite sides of the rubber roller groove 1612 . The rubber roller is received in the rubber roller groove 1612 , and both ends of the rubber roller are received in the pair of receiving grooves 1613 .

[0069] Ginseng Fig.10 , Fig.11 , Fig.12 and Fig.13 In some embodiments, the rubber roller is located above the second cover plate 162, and the second cover plate 162 includes an operating portion 1621. A gap 1622 for inserting a finger is provided between the operating portion 1621 and the first cover plate 161. By inserting a finger into the gap 1622 and pulling the operating portion 1621, the first cover plate 161 can be rotated relative to the lower shell 14 to open the first cover plate 161, thereby facilitating the opening of the cover plate 16.

[0070] In some embodiments, the cover plate 16 includes an elastic member 163 located between the first cover plate 161 and the second cover plate 162 . The elastic member 163 provides elastic force for the second cover plate 162 to automatically reset, which is beneficial to the closing of the cover plate 16 .

[0071] In some embodiments, the first cover plate 161 includes a first positioning column 1614 , the second cover plate 162 includes a second positioning column 1623 , and opposite ends of the elastic member 163 are respectively fixed to the first positioning column 1614 and the second positioning column 1623 .

[0072] Ginseng Figure 1 , Figure 2 , Figure 3 and Figure 4 In some embodiments, the cash register device 100 includes a paper cutter 42 fixed to the upper shell 13, and the paper cutter 42 is located at the paper outlet 111 to facilitate tearing off the receipt.

[0073] Ginseng Figure 2 and Figure 3 In some embodiments, the cash register device 100 includes a speaker 5 located between the middle shell 15 and the lower shell 14 , and the lower shell 14 is provided with a sound outlet 141 for the sound emitted by the speaker 5 to pass through.

[0074] In some embodiments, the speaker 5 is fixed to the middle shell 15 , and the speaker 5 may also be fixed to the lower shell 14 .

[0075] In some embodiments, the speaker 5 can broadcast advertising information or payment method guidance or the amount to be paid or payment completion, etc., which is more convenient to use and can attract consumers and improve payment efficiency.

[0076] Ginseng Figure 2 , Figure 5 and Fig.14 In some embodiments, the shell 1 includes a handheld portion 171 and a head 172 located in front of the handheld portion 171, the NFC module 2 and the printing component 3 are both arranged on the head 172, the handheld portion 171 is provided with a first supporting portion 1711, and the head 172 is provided with a second supporting portion 1721. When the cash register device 100 is placed on the countertop 200, the first supporting portion 1711 and the second supporting portion 1721 are supported on the countertop 200, and a hollow area 1712 is formed below the cash register device 100.

[0077] The hollow area 1712 allows fingers to pass through to pick up the cash register device 100, so as to facilitate merchants to pick up the cash register device 100 for handheld operation.

[0078] The sound outlet 141 faces the hollow area 1712 to increase the sound effect. The cash register device 100 can be used by hand or placed on a table, which is more user-friendly.

[0079] In some embodiments, the first support portion 1711 and the second support portion 1721 are silicone pads, which can play an anti-slip role to increase the stability of the cash register device 100 after being placed on the countertop 200.

[0080] In some embodiments, the hollow area 1712 is triangular in shape, and the present application does not limit the shape of the hollow area 1712 .

[0081] In some embodiments, the first supporting portion 1711 is disposed on the lower shell 14 , and the second supporting portion 1721 is disposed on the second cover plate 162 .

[0082] In some embodiments, the second supporting portion 1721 is provided as a pair, which are aligned along the width of the cash register device 100 , and the pair of second supporting portions 1721 are respectively located on opposite sides of the operating portion 1621 .

[0083] In some embodiments, the thickness of the head 172 is greater than the thickness of the handheld portion 171 , which is beneficial for holding the handheld portion 171 .

[0084] Ginseng Figure 1 and Figure 2In some embodiments, the cash register device 100 includes a display screen 61 fixed to the upper housing 13, and the display screen 61 is disposed on the handheld portion 171. The display screen 61 is operated by merchants and can also be operated and viewed by consumers, for example, it can be used in a food ordering scenario.

[0085] In some embodiments, the display screen 61 is fixed to the substrate portion 130 .

[0086] Ginseng Fig.14 In some embodiments, when the cash register device 100 is placed on the table 200 , the display screen 61 is tilted relative to the horizontal direction to facilitate merchants or consumers to operate the display screen 61 .

[0087] In some embodiments, when the cash register device 100 is placed on the table, the first angle between the NFC module 2 and the horizontal plane is smaller than the second angle between the display screen 61 and the horizontal plane, so that the electronic device can be easily attached to the NFC module 2, thereby improving the user experience of consumers; at the same time, it is convenient for merchants to operate and view the display screen 61, thereby improving the user experience of merchants.

[0088] Ginseng Figure 5 In some embodiments, the cash register device 100 includes a scanning component 62 disposed on the head 172. The scanning component 62 can be used to identify payment information, including but not limited to payment codes or barcodes, etc., to make electronic payments, which can provide more payment methods, be more user-friendly, and enhance the consumer's experience.

[0089] In some implementations, when the cash register device 100 is used, the handheld portion 171 is held and the scanning component 62 is placed above the payment code of the consumer to identify the payment code.

[0090] The scanning component 62 can also be used by merchants to enter prices or take inventory, etc.

[0091] In some embodiments, the scanning component 62 is arranged downward to facilitate quick scanning of payment information when held in hand, thereby improving payment efficiency.

[0092] In some implementations, the scanning component 62 may be a camera or the like.

[0093] In some implementations, the cash register device 100 further includes a fill light 63 for providing fill light when light is insufficient to improve the recognition efficiency of the scanning component 62 .

[0094] In some embodiments, the scanning component 62 is located below the printing component 3 .

[0095] In some embodiments, the scanning component 62 is located between the first supporting portion 1711 and the second supporting portion 1721 .

[0096] Ginseng Figure 5 and Fig.14 In some implementations, along the length direction of the cash register device 100 , the scanning component 62 is located in front of the hollow area 1712 .

[0097] In some embodiments, the scanning assembly 62 is fixed to the middle housing 15, and along the width direction of the cash register device 100, the scanning assembly 62 is located outside the first cover plate 161. Figure 6 The lower shell 14 is provided with a through hole 142 for the scanning component 62 to pass through.

[0098] Ginseng Figure 5 In some embodiments, a control key 64 is provided on the handheld portion 171 .

[0099] In some implementations, the control key 64 can be used to control the cash register device 100 , for example, turning it on and off, adjusting the volume, triggering the scanning component 62 , etc.

[0100] In some embodiments, the orientation of the control key 64 is perpendicular to the orientation of the display screen 61 to facilitate control.

[0101] Ginseng Figure 5 and Fig.14 In some embodiments, the lower shell 14 includes a lanyard portion (not shown).

[0102] In some embodiments, the lanyard portion includes a first lanyard portion 143 located at the top of the hollow area 1712 and a second lanyard portion 144 located at the tail of the cash register device 100. Lanyard portions at different positions can be used according to actual needs, which is more user-friendly.

[0103] When the cash register device 100 is in use, the rear end of the cash register device 100 is close to the merchant, and the front end of the cash register device 100 is close to the consumer.

[0104] Ginseng Figure 1 and Figure 2 In some embodiments, the cash register device 100 further includes a battery 71 located in a space enclosed by the upper shell 13 and the lower shell 14 to provide electrical energy.

[0105] In some embodiments, the payment device 100 includes a charging terminal 72 , and the charging terminal 72 is electrically connected to the battery 71 to charge the battery 71 .

[0106] In some embodiments, the charging terminal 72 may be a Typc-C or the like.

[0107] In some embodiments, the battery 71 may also be replaceable.

[0108] Ginseng Figure 5 In some embodiments, the housing 1 includes a battery cover 18 fixed to the lower housing 14, and the battery cover 18 can be opened to replace the battery 71 to facilitate battery replacement.

[0109] In some implementations, the battery 71 may not be provided, and the payment device 100 may be powered by an external power source.

[0110] Ginseng Figure 2 The cash register device 100 includes a main board 73, which is located in a space enclosed by the upper shell 13 and the lower shell 14. The NFC module 2, the indicator light 41, the scanning component 62, the fill light 63, the printing component 3, the speaker 5 and the battery 71 are electrically connected to the main board 73.

[0111] In some embodiments, the mainboard 73 and the battery 71 are located in a space enclosed by the substrate portion 130 and the lower housing 14 .

[0112] It should be noted that the technical solutions or technical features described in the above embodiments can be combined or supplemented with each other without causing conflicts. The scope of protection of this application is not limited to the precise structures described in the above embodiments and shown in the drawings; all modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of this application should be included in the scope of protection of this application.

Claims

1. A cash register device, characterized in that: include: The housing is provided with a straight paper outlet, and the paper outlet faces the front of the cash register device; An NFC module is located in the space enclosed by the housing and is used to be close to the electronic device for electronic payment; The printing component is located in the space surrounded by the shell and is used for printing.

2. The cash register device according to claim 1, characterized in that: The housing comprises a vertical front side surface, and the paper outlet is arranged on the front side surface.

3. The cash register device according to claim 2, characterized in that: The lateral length of the front side surface is greater than the vertical height thereof.

4. The cash register device according to claim 3, characterized in that: The shell includes a top surface connected to the front side surface and extending horizontally, and an arc-shaped portion extending upward from the top surface. Along the length direction of the cash register device, the front side surface exceeds the bottom of the arc-shaped portion, and the NFC module is located above the arc-shaped portion or in the space enclosed by the arc-shaped portion.

5. The cash register device according to any one of claims 1 to 4, characterized in that: The shell includes an upper shell, a lower shell, a middle shell and a cover plate, the NFC module is located in the space surrounded by the upper shell, the middle shell is located in the space surrounded by the upper shell and the lower shell, the middle shell and the cover plate form a paper bin and a paper output channel, and the paper output port is located between the upper shell and the cover plate and is connected to the paper output channel.

6. The cash register device according to claim 5, characterized in that: The cover plate is rotatably connected to the lower shell body to switch between an open state and a closed state.

7. The cash register device according to claim 6, characterized in that: The cover plate includes a first cover plate and a second cover plate, the first cover plate is rotatably connected to the lower shell and forms the paper bin with the middle shell, the second cover plate is rotatably connected to the first cover plate, and the paper outlet is located between the second cover plate and the upper shell.

8. The cash register device according to claim 7, characterized in that: The printing assembly comprises a rubber roller, and the rubber roller is rotatably connected to the first cover plate.

9. The cash register device according to claim 8, characterized in that: The rubber roller is located above the second cover plate, and the second cover plate includes an operating part. A gap for finger insertion is provided between the operating part and the first cover plate. The first cover plate can be opened by inserting a finger into the gap and pulling the operating part to rotate the first cover plate relative to the lower shell.

10. The cash register device according to claim 9, characterized in that: The cover plate includes an elastic member located between the first cover plate and the second cover plate, and the elastic member provides elastic force for the second cover plate to automatically reset.

11. The cash register device according to claim 5, characterized in that: The cash register device comprises a paper cutter fixed to the upper shell, and the paper cutter is located at the paper outlet.

12. The cash register device according to claim 5, characterized in that: The cash register device comprises a speaker located between the middle shell and the lower shell, and the lower shell is provided with a sound outlet.

13. The cash register device according to claim 12, characterized in that: The shell includes a handheld part and a head located in front of the handheld part, the NFC module and the printing component are both arranged on the head, the handheld part is provided with a first supporting part, and the head is provided with a second supporting part. When the cash register device is placed on a countertop, the first supporting part and the second supporting part are supported on the countertop, and a hollow area is formed below the cash register device, and the sound outlet faces the hollow area.

14. The cash register device according to claim 13, characterized in that: The cash register device comprises a display screen fixed to the upper housing, and the display screen is arranged on the handheld part.

15. The cash register device according to claim 5, characterized in that: The shell includes a handheld portion and a head portion located in front of the handheld portion, the NFC module and the printing component are both arranged on the head portion, and the cash register device includes a scanning component arranged on the head portion.

16. The cash register device according to claim 15, characterized in that: The scanning component is located below the printing component.

17. The cash register device according to claim 15, characterized in that: A first supporting part is arranged on the handheld part, and a second supporting part is arranged on the head part. When the cash register device is placed on a table, the first supporting part and the second supporting part are supported on the table, and a hollow area is formed below the cash register device. The scanning component is located between the first supporting part and the second supporting part.

18. The cash register device according to claim 5, characterized in that: The lower housing includes a hanging rope portion.

19. The cash register device according to claim 18, characterized in that: The housing is provided with a hollow area for fingers to pass through to pick up the cash register device, and the hanging rope part includes a first hanging rope part located at the top of the hollow area and a second hanging rope part located at the tail of the cash register device.

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