CN112150739A - Self-service cash register with adjusting structure and being convenient for sweep sign indicating number is used in intelligence supermarket - Google Patents

Abstract

The invention relates to a self-service cash register device with an adjusting structure and convenient code scanning, which comprises an equipment base and a second spring, wherein a foot supporting mechanism is arranged below the equipment base, a convenient bag is arranged inside a bag hanging cavity, a pressure sensor is arranged inside a bag hanging hook, one side of the bag hanging hook is connected with a first connecting plate, the other side of the first connecting plate is connected with a first spring, the other side of the first spring is connected with an electric push rod through a second connecting plate, one side of a scanner outer frame is connected with a sliding guide rod, and a second wheel shaft is arranged below a second threaded rod, the self-service cash register device has the beneficial effects that: this intelligence supermarket is with having self-service cash register unit who adjusts the structure and be convenient for sweep the sign indicating number, inside the scanning head of this equipment can be withdrawed equipment when not using, prevent for a long time expose outside collision damage or dust fall to above cause shelter from, the scanning head of this equipment can rotate simultaneously, scans the bar code of co-altitude not.

Description

Self-service cash register with adjusting structure and being convenient for sweep sign indicating number is used in intelligence supermarket

Technical Field

The invention relates to the technical field of intelligent supermarket articles, in particular to a self-service cash register device with an adjusting structure and convenience for code scanning for an intelligent supermarket.

Background

The self-service cash register is one kind of the mode of settling accounts by oneself, and through self-service cash register, the video and the pronunciation of customer's accessible self-service cash register on the screen guide, oneself manual scanning commodity, bagging-off and payment, avoid traditional artifical silver-colored vexation of lining up of receiving.

The current self-service cash register is fixed the scanner in a certain place, needs the user to aim at the bar code of article and just can scan successfully to the scanner, and the highly fixed of current scanner camera lens needs the manual work to tear the position of bar code and scan when scanning to the article that volume is great or length is longer, leads to the problem that user need waste a large amount of time and strength when scanning some article.

Disclosure of Invention

The invention aims to provide a self-service cash register device with an adjusting structure and convenient code scanning for an intelligent supermarket, and the self-service cash register device is used for solving the problems that the existing self-service cash register device provided in the background technology is used for fixing a scanner at a certain position, a user is required to align a bar code of an article to the scanner and can scan successfully, and the height of a lens of the existing scanner is fixed to scan the position where a bar code needs to be pulled manually when the article with a larger volume or a longer length is scanned, so that the user is required to waste a large amount of time and labor when part of the article is scanned.

In order to achieve the purpose, the invention provides the following technical scheme: a self-service cash register device with an adjusting structure and convenient for code scanning for an intelligent supermarket comprises an equipment base and a second spring, wherein a foot supporting mechanism is installed below the equipment base, a bag hanging cavity, a scanner outer frame and a weighing sensor are sequentially arranged inside the equipment base from left to right, a convenient bag is arranged inside the bag hanging cavity, bag hanging hooks are connected to the left side and the right side of the upper end of the convenient bag, a pressure sensor is installed inside the bag hanging hooks, a pressure block is fixed above the pressure sensor, a first connecting plate is connected to one side of each bag hanging hook, a first spring is connected to the other side of each first connecting plate, the other side of each first spring is connected with an electric push rod through a second connecting plate, a sliding guide rod is connected to one side of the scanner outer frame, a second threaded rod is connected to the other side of the scanner outer frame, a second wheel shaft is installed below the second threaded rod, the upper end of the second threaded rod is connected with a second motor through a chain, a third motor is arranged in the scanner outer frame, a third gear is fixed on one side of the third motor, the upper end of the third gear is connected with a fourth gear, the fourth gear is connected with the article scanner through a connecting shaft, the second springs are positioned at the left side and the right side of the upper end of the scanner outer frame, the upper end of the second spring is connected with a cover plate, one side of the cover plate is connected with the fixed block through a connecting pin, the upper end of the weighing sensor is connected with a weighing plate, a shopping basket is arranged above the weighing plate, an operation table is fixed at the upper end of the equipment base, a payment scanner is arranged at the front end of the operation table, the upper end of the operation table is connected with the touch screen through a rotating shaft, and one side of operation panel is fixed with the rack, a yard rifle is swept to inside having placed of one side of rack.

Preferably, the arm brace mechanism comprises an arm brace bottom box, a screw, a first motor, a first gear, a second gear, a first threaded rod and a first wheel shaft, the inside of the arm brace bottom box is connected with the first motor through the screw, the first gear is fixed on one side of the first motor, the second gear is connected above the first gear, the first threaded rod is connected to the upper end of the second gear, and the first wheel shaft is mounted outside the first threaded rod.

Preferably, the outer surface of the first gear is meshed with the outer surface of the second gear, the second gear is welded with the first threaded rod, and the first threaded rod is in threaded connection with the base of the device.

Preferably, the first connecting plate forms an elastic structure through between first spring and the second connecting plate, and first connecting plate and hang for the welding between the bag hook to hang bag hook, pressure sensor, pressure block, first connecting plate, first spring, second connecting plate and electric putter and all be provided with two about hanging bag cavity symmetry.

Preferably, the scanner outer frame forms a sliding structure with the equipment base through a sliding guide rod, and the equipment base is welded with the sliding guide rod.

Preferably, the second threaded rod is in threaded connection with the scanner outer frame, and the article scanner forms a rotating structure with the scanner outer frame through the connecting shaft.

Preferably, the outer surface of the third gear is meshed with the outer surface of the fourth gear, and the third gear is fixedly connected with the third motor.

Preferably, the cover plate forms an elastic structure with the equipment base through the second spring, and the cover plate forms a movable structure with the fixed block through the connecting pin.

Preferably, the weighing plate is coincident with the central axis of the weighing sensor, and the weighing sensor is movably connected with the weighing plate.

Preferably, the touch screen forms a rotating structure through the rotating shaft and the operating platform, and the central axis of the payment scanner is parallel to the central axis of the operating platform.

Compared with the prior art, the invention has the following beneficial effects:

1. according to the invention, the first gear and the second gear are driven to rotate by the first motor, so that the first threaded rod which forms a rotating structure between the first wheel shaft and the supporting foot bottom box is driven to rotate, and the height of the equipment base is adjusted by the threaded connection between the first threaded rod and the equipment base, so that a user can conveniently take an article for scanning, the user does not need to bend down to take the article, and the comfort level of the user is improved.

2. According to the invention, the weighing sensor below the weighing plate is used for weighing the articles in the shopping basket, so that a user is prevented from forgetting to take the articles in the shopping basket during scanning, the bag hanging hook is used for hanging the convenient bag to prop open the bag hanging hook, the user can conveniently put the articles into the convenient bag, the bag hanging hook is buffered by the first connecting plate through the elastic structure formed between the first spring and the second connecting plate, the convenient bag is prevented from being torn and rotten due to the overlarge moving distance of the bag hanging hook, the bag hanging hook is controlled to be close to the convenient bag to be taken by the user through the electric push rod after the articles are loaded, the electric push rod is controlled to be retracted by detecting the pressure through the pressure sensor and the pressure block, and the user can conveniently take out the convenient bag.

3. The second motor drives the second threaded rod which forms a rotating structure between the second wheel shaft and the equipment base to rotate by virtue of the chain, so that the outer frame of the scanner is controlled to extend out and retract, the object scanner is prevented from being exposed outside and damaged when not in use, and when the outer frame of the scanner retracts, the cover plate can be closed in time by virtue of the elastic structure formed between the cover plate and the equipment base by virtue of the second spring, so that dust is prevented from falling on the object scanner and affecting code scanning.

4. According to the invention, the third gear and the fourth gear are driven to rotate by the third motor, so that the article scanner which forms a rotating structure between the connecting shaft and the scanner outer frame is driven to rotate, the article scanner can scan the bar codes on higher articles conveniently, manpower and time waste caused by manual auxiliary scanning when the bar codes are higher is prevented, and meanwhile, a code scanning gun can scan some special articles.

5. The invention adjusts the inclination angle of the touch screen by the rotating structure formed by the rotating shaft and the operating platform, thereby facilitating the user to operate the equipment comfortably, and meanwhile, the touch screen can be rotated to the back side to prevent dust when the equipment is not used, and the collision, the breakage and the damage can be prevented.

Drawings

FIG. 1 is a schematic view of a front cross-sectional structure of a self-service cash register device with an adjusting structure for easy code scanning for an intelligent supermarket, according to the present invention;

FIG. 2 is a schematic side view of a self-service cash register device with an adjusting structure for easy code scanning for an intelligent supermarket according to the present invention;

FIG. 3 is an enlarged structural schematic view of a supporting leg mechanism of the self-service cash register device with an adjusting structure for conveniently scanning codes for an intelligent supermarket, which is disclosed by the invention;

FIG. 4 is an enlarged schematic structural diagram of a position A in FIG. 1 of a self-service cash register device with an adjusting structure for conveniently scanning a code for an intelligent supermarket according to the present invention;

fig. 5 is an enlarged structural schematic diagram at a position B in fig. 1 of the self-service cash register device with an adjusting structure for conveniently scanning codes for an intelligent supermarket according to the invention.

In the figure: 1. an equipment base; 2. a kickstand mechanism; 201. a supporting foot bottom box; 202. a screw; 203. a first motor; 204. a first gear; 205. a second gear; 206. a first threaded rod; 207. a first axle; 3. a hanging bag cavity; 4. a scanner housing; 5. a weighing sensor; 6. a convenient bag; 7. hanging a bag hook; 8. a pressure sensor; 9. a pressure block; 10. a first connecting plate; 11. a first spring; 12. a second connecting plate; 13. an electric push rod; 14. a sliding guide bar; 15. a second threaded rod; 16. a second wheel axle; 17. a chain; 18. a second motor; 19. a third motor; 20. a third gear; 21. a fourth gear; 22. a connecting shaft; 23. an item scanner; 24. a second spring; 25. a cover plate; 26. a connecting pin; 27. a fixed block; 28. a weighing plate; 29. a shopping basket; 30. an operation table; 31. a payment scanner; 32. a rotating shaft; 33. a touch screen; 34. placing a rack; 35. sweep a yard rifle.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus are not to be construed as limiting the present invention, and furthermore, the terms "first", "second", "third", and the like are only used for descriptive purposes and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate, and those skilled in the art will understand the specific meaning of the above terms in the present invention in specific situations.

Referring to fig. 1-5, the present invention provides a technical solution: a self-service cash register with an adjusting structure and convenient code scanning for an intelligent supermarket comprises an equipment base 1 and a second spring 24, wherein a foot supporting mechanism 2 is installed below the equipment base 1, a pocket hanging cavity 3, a scanner outer frame 4 and a weighing sensor 5 are sequentially arranged inside the equipment base 1 from left to right, the foot supporting mechanism 2 comprises a foot supporting bottom box 201, a screw 202, a first motor 203, a first gear 204, a second gear 205, a first threaded rod 206 and a first wheel shaft 207, the inside of the foot supporting bottom box 201 is connected with the first motor 203 through the screw 202, a first gear 204 is fixed on one side of the first motor 203, the second gear 205 is connected above the first gear 204, the first threaded rod 206 is connected at the upper end of the second gear 205, the first wheel shaft 207 is installed outside the first threaded rod 206, the outer surface of the first gear 204 is meshed with the outer surface of the second gear 205, and the second gear 205 and the first threaded rod 206 are welded, and the first threaded rod 206 is in threaded connection with the equipment base 1, the first gear 204 and the second gear 205 are driven to rotate through the first motor 203, and then the first threaded rod 206 which forms a rotating structure between the first wheel shaft 207 and the supporting foot bottom box 201 is driven to rotate, the height of the equipment base 1 is adjusted through the threaded connection between the first threaded rod 206 and the equipment base 1, so that a user can conveniently take an article for scanning, the user does not need to bend down to take the article, and the comfort level of the user is improved.

The inside of the bag hanging cavity 3 is provided with a convenient bag 6, the left side and the right side of the upper end of the convenient bag 6 are both connected with bag hanging hooks 7, the inside of the bag hanging hooks 7 is provided with a pressure sensor 8, a pressure block 9 is fixed above the pressure sensor 8, one side of the bag hanging hooks 7 is connected with a first connecting plate 10, the other side of the first connecting plate 10 is connected with a first spring 11, the other side of the first spring 11 is connected with an electric push rod 13 through a second connecting plate 12, the first connecting plate 10 forms an elastic structure with the second connecting plate 12 through the first spring 11, the first connecting plate 10 is welded with the bag hanging hooks 7, the pressure sensor 8, the pressure block 9, the first connecting plate 10, the first spring 11, the second connecting plate 12 and the electric push rod 13 are symmetrically arranged about the bag hanging cavity 3, two weighing sensors 5 below the weighing plate 28 are used for weighing articles in the shopping basket 29, prevent that the user from forgetting to take the inside article of shopping basket 29 up when the scanning, hang the convenience bag 6 through hanging bag hook 7 and prop open hanging bag hook 7, convenience of use personnel puts into convenience bag 6 commodity, rely on first connecting plate 10 to cushion hanging bag hook 7 through the elastic construction that constitutes between first spring 11 and the second connecting plate 12, the too big convenience bag 6 of tearing of the distance that prevents to hang bag hook 7 and remove, it is rotten to hang bag hook 7 through electric putter 13 control after the commodity is adorned and be close to convenience of use personnel and take away convenience bag 6, detect pressure control electric putter 13 through pressure sensor 8 and pressure block 9 and withdraw, convenience of use personnel takes out convenience bag 6.

One side of the scanner outer frame 4 is connected with a sliding guide rod 14, the other side of the scanner outer frame 4 is connected with a second threaded rod 15, the scanner outer frame 4 forms a sliding structure with the equipment base 1 through the sliding guide rod 14, the equipment base 1 and the sliding guide rod 14 are welded, a second wheel shaft 16 is arranged below the second threaded rod 15, the upper end of the second threaded rod 15 is connected with a second motor 18 through a chain 17, a third motor 19 is arranged inside the scanner outer frame 4, a third gear 20 is fixed on one side of the third motor 19, the outer surface of the third gear 20 is meshed with the outer surface of a fourth gear 21, the third gear 20 is fixedly connected with the third motor 19, the third gear 20 and the fourth gear 21 are driven to rotate through the third motor 19, and an article scanner 23 which forms a rotating structure with the scanner outer frame 4 through a connecting shaft 22 is driven to rotate, article scanner 23 of being convenient for can scan the bar code on the higher article, prevents that the higher artifical supplementary scanning of needs of bar code from wasting manpower and time, sweeps a yard rifle 35 simultaneously and also can scan some special article.

The upper end of the third gear 20 is connected with a fourth gear 21, and the fourth gear 21 is connected with an article scanner 23 through a connecting shaft 22, the second threaded rod 15 is in threaded connection with the scanner outer frame 4, and the article scanner 23 forms a rotating structure through the connecting shaft 22 and the scanner outer frame 4, the second motor 18 drives the second threaded rod 15 which forms the rotating structure through the second wheel shaft 16 and the equipment base 1 to rotate by means of a chain 17, thereby controlling the extension and retraction of the scanner outer frame 4, preventing the article scanner 23 from being exposed and damaged when not in use, and when the scanner outer frame 4 is retracted, the cover plate 25 can be closed in time by means of an elastic structure formed by the cover plate 25 through the second spring 24 and the equipment base 1, preventing dust from falling on the article scanner 23 and influencing code scanning.

The second springs 24 are positioned at the left and right sides of the upper end of the scanner outer frame 4, the upper end of the second spring 24 is connected with a cover plate 25, one side of the cover plate 25 is connected with a fixed block 27 through a connecting pin 26, the cover plate 25 forms an elastic structure with the equipment base 1 through the second spring 24, the cover plate 25 forms a movable structure with the fixed block 27 through the connecting pin 26, the upper end of the weighing sensor 5 is connected with a weighing plate 28, a shopping basket 29 is placed above the weighing plate 28, the weighing plate 28 is overlapped with the central axis of the weighing sensor 5, the weighing sensor 5 is movably connected with the weighing plate 28, the upper end of the equipment base 1 is fixed with an operation table 30, the front end of the operation table 30 is provided with a payment scanner 31, the upper end of the operation table 30 is connected with a touch screen 33 through a rotating shaft 32, one side of the operation table 30 is fixed with a placing frame 34, the touch screen 33 forms a rotating structure, and the axis of payment scanner 31 is parallel with the axis of operation panel 30, relies on touch-sensitive screen 33 to adjust touch-sensitive screen 33's inclination through the revolution mechanic that constitutes between axis of rotation 32 and the operation panel 30 to the user of being convenient for can be comfortable operating device that carries on, also can rotate the back to touch-sensitive screen 33 when equipment does not use simultaneously and prevent dust, also can prevent the broken damage of collision, and yard rifle 35 is swept to inside having placed in one side of rack 34.

In conclusion, when the self-service cash register with an adjusting structure and convenient code scanning is used in the intelligent supermarket, a user puts a shopping basket 29 on a weighing plate 28, the weighing sensor 5 is used for weighing, the second motor 18 is turned on through the weighing sensor 5, the second motor 18 drives a second threaded rod 15 which forms a rotating structure between a second wheel shaft 16 and an equipment base 1 to rotate through a chain 17, the scanner frame 4 is lifted through the threaded connection between the second threaded rod 15 and the scanner frame 4 to jack a cover plate 25 which forms a rotating structure between a connecting pin 26 and a fixed block 27 to extend an article scanner 23, then the first motor 203 is turned on to drive a first threaded rod 206 which forms a rotating structure between a first wheel shaft 207 and a foot supporting bottom box 201 to rotate through a first gear 204 and a second gear 205, so that the equipment base 1 which is in threaded connection with the first threaded rod 206 is controlled to ascend and descend to enable the height of the equipment to adapt to the human body, the convenient bag is hung on the bag hanging hook 7, the convenient bag 6 is pulled open by the electric push rod 13, the first connecting plate 10 prevents the convenient bag 6 from being directly torn off by the elastic structure formed between the first spring 11 and the second connecting plate 12, then the articles in the shopping basket 29 are taken out for scanning, when the bar code on the articles is higher, the third motor 19 drives the third gear 20 and the fourth gear 21 to rotate, further drives the article scanner 23 which forms a rotating structure between the connecting shaft 22 and the scanner outer frame 4 to rotate for scanning, and simultaneously can scan the articles by the code scanning gun 35, the scanned articles are put into the convenient bag 6, the user can adjust the inclination angle of the touch screen 33 by the rotating structure formed between the rotating shaft 32 and the operating platform 30 by the touch screen 33 for the convenience of the operation of the user, and the code scanning payment is carried out by the payment scanner 31, then the bag hanging hook 7 is close to the convenient bag 6 which is convenient for a user to grasp and lift up by the electric push rod 13, then the electric push rod 13 is controlled by the pressure sensor 8 and the pressure block 9 to recover the convenient bag 6, after the device is used, the second motor 18 rotates to recover the scanner outer frame 4, meanwhile, the cover plate 25 is closed by the cover plate 25 through an elastic structure formed between the second spring 24 and the device base 1, the model of the weighing sensor 5 in the device is QS-D30t, the model of the pressure sensor 8 in the device is JM055-JMZX-3325, the model of the electric push rod 13 in the device is XYDHA24-800, the model of the article scanner 23 in the device is i9000A, the model of the payment scanner 31 in the device is BN608, and the model of the code scanning gun 35 in the device is PS-650.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (10)

1. The utility model provides an intelligence supermarket is with having self-service cash registering device who adjusts the structure and be convenient for sweep the sign indicating number, includes equipment base (1) and second spring (24), its characterized in that: the device comprises an equipment base (1), a supporting foot mechanism (2) is installed below the equipment base (1), a bag hanging cavity (3), a scanner outer frame (4) and a weighing sensor (5) are sequentially arranged inside the equipment base (1) from left to right, a convenient bag (6) is arranged inside the bag hanging cavity (3), bag hanging hooks (7) are connected to the left side and the right side of the upper end of the convenient bag (6), a pressure sensor (8) is installed inside the bag hanging hooks (7), a pressure block (9) is fixed above the pressure sensor (8), a first connecting plate (10) is connected to one side of each bag hanging hook (7), a first spring (11) is connected to the other side of the first connecting plate (10), the other side of the first spring (11) is connected with an electric push rod (13) through a second connecting plate (12), a sliding guide rod (14) is connected to one side of the scanner outer frame (4), a second threaded rod (15) is connected to the other side of the scanner outer frame (4), a second wheel shaft (16) is installed below the second threaded rod (15), the upper end of the second threaded rod (15) is connected with a second motor (18) through a chain (17), a third motor (19) is installed inside the scanner outer frame (4), a third gear (20) is fixed to one side of the third motor (19), a fourth gear (21) is connected to the upper end of the third gear (20), the fourth gear (21) is connected with an article scanner (23) through a connecting shaft (22), the second springs (24) are located on the left side and the right side of the upper end of the scanner outer frame (4), a cover plate (25) is connected to the upper end of the second spring (24), one side of the cover plate (25) is connected with a fixed block (27) through a connecting pin (26), and a weighing plate (28) is connected to the upper end of the weighing sensor (5), and shopping basket (29) have been placed to the top of weighing plate (28), the upper end of equipment base (1) is fixed with operation panel (30), and payment scanner (31) are installed to the front end of operation panel (30), the upper end of operation panel (30) is connected with touch-sensitive screen (33) through axis of rotation (32), and one side of operation panel (30) is fixed with rack (34), yard rifle (35) are swept to one side inside placing of rack (34).

2. The self-service cash register device with an adjusting structure convenient for code scanning for an intelligent supermarket according to claim 1, characterized in that: the supporting foot mechanism (2) comprises a supporting foot bottom box (201), a screw (202), a first motor (203), a first gear (204), a second gear (205), a first threaded rod (206) and a first wheel axle (207), the inside of the supporting foot bottom box (201) is connected with the first motor (203) through the screw (202), the first gear (204) is fixed on one side of the first motor (203), the second gear (205) is connected above the first gear (204), the first threaded rod (206) is connected to the upper end of the second gear (205), and the first wheel axle (207) is installed outside the first threaded rod (206).

3. The self-service cash register device with an adjusting structure convenient for code scanning for intelligent supermarkets according to claim 2, characterized in that: the outer surface of the first gear (204) is meshed with the outer surface of the second gear (205), the second gear (205) and the first threaded rod (206) are welded, and the first threaded rod (206) is in threaded connection with the equipment base (1).

4. The self-service cash register device with an adjusting structure convenient for code scanning for an intelligent supermarket according to claim 1, characterized in that: the bag hanging device is characterized in that an elastic structure is formed between the first connecting plate (10) and the second connecting plate (12) through the first spring (11), the first connecting plate (10) and the bag hanging hooks (7) are welded, and the bag hanging hooks (7), the pressure sensor (8), the pressure block (9), the first connecting plate (10), the first spring (11), the second connecting plate (12) and the electric push rod (13) are symmetrically arranged about the bag hanging cavity (3).

5. The self-service cash register device with an adjusting structure convenient for code scanning for an intelligent supermarket according to claim 1, characterized in that: the scanner outer frame (4) forms a sliding structure with the equipment base (1) through a sliding guide rod (14), and the equipment base (1) and the sliding guide rod (14) are welded.

6. The self-service cash register device with an adjusting structure convenient for code scanning for an intelligent supermarket according to claim 1, characterized in that: the second threaded rod (15) is in threaded connection with the scanner outer frame (4), and the article scanner (23) forms a rotating structure with the scanner outer frame (4) through the connecting shaft (22).

7. The self-service cash register device with an adjusting structure convenient for code scanning for an intelligent supermarket according to claim 1, characterized in that: the outer surface of the third gear (20) is meshed with the outer surface of the fourth gear (21), and the third gear (20) is fixedly connected with the third motor (19).

8. The self-service cash register device with an adjusting structure convenient for code scanning for an intelligent supermarket according to claim 1, characterized in that: the cover plate (25) forms an elastic structure with the equipment base (1) through the second spring (24), and the cover plate (25) forms a movable structure with the fixed block (27) through the connecting pin (26).

9. The self-service cash register device with an adjusting structure convenient for code scanning for an intelligent supermarket according to claim 1, characterized in that: the weighing plate (28) is coincident with the central axis of the weighing sensor (5), and the weighing sensor (5) is movably connected with the weighing plate (28).

10. The self-service cash register device with an adjusting structure convenient for code scanning for an intelligent supermarket according to claim 1, characterized in that: the touch screen (33) forms a rotating structure with the operating platform (30) through the rotating shaft (32), and the central axis of the payment scanner (31) is parallel to the central axis of the operating platform (30).

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