CN216957114U

CN216957114U - Intelligent weighing vending machine

Info

Publication number: CN216957114U
Application number: CN202122055618.6U
Authority: CN
Inventors: 王竞; 王恩源; 何厚明
Original assignee: Guangzhou Ant Nest Intelligent Technology Co ltd
Current assignee: Guangzhou Ant Nest Intelligent Technology Co ltd
Priority date: 2021-08-27
Filing date: 2021-08-27
Publication date: 2022-07-12
Anticipated expiration: 2031-08-27

Abstract

The utility model belongs to the technical field of weighing vending machines, and particularly relates to an intelligent weighing vending machine which is placed on a table and comprises a tray identification plate, an intelligent flat plate and a digital scale; the tray identification plate is arranged on the table, and the intelligent flat plate and the digital scale are both placed on the table top of the table; the tray identification plate comprises a bearing plate and a first RFID identification module, the first RFID identification module is arranged on the bearing plate and is electrically connected with the intelligent panel, and the first RFID identification module is used for identifying an intelligent tray; the intelligent panel comprises a casing, a main control board and a display screen, wherein the main control board is installed inside the casing and is electrically connected with the first RFID module; the display screen is arranged in the middle of the front end face of the casing and is electrically connected with the main control board. The utility model realizes fast, efficient and convenient fee deduction and further improves the user experience.

Description

Intelligent weighing vending machine

Technical Field

The utility model belongs to the technical field of weighing vending machines, and particularly relates to an intelligent weighing vending machine.

Background

Along with the improvement of people's standard of living, people also more and more high to the experience requirement of using the dining room, make wisdom dining room walk into in people's daily life gradually like this. The intelligent dining room has multiple software system solutions such as intelligent ordering, dining room management, purchase, sale and stock management, intelligent logistics and the like, and can effectively improve the dining satisfaction degree of staff and the intelligent management level of the dining room.

In order to improve the satisfaction degree and the convenience of people using the dining room, the service of intelligent card swiping consumption is gradually provided by the merchant, but most of the services need manual participation when the dish amount is calculated and the time is deducted, so that the problems of manual fee deduction errors and full meal taking fee deduction are easily caused, the problem of inconvenience in use is further caused, and the use experience of the user is greatly reduced.

Therefore, it is necessary to design an intelligent weighing and vending machine.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an intelligent weighing and selling machine and aims to solve the technical problem that the user experience is reduced due to inconvenience in the process of taking and paying meals in the prior art.

In order to achieve the above object, an embodiment of the present invention provides an intelligent weighing vending machine, which is placed on a table, and includes a tray identification plate, an intelligent tablet and a digital scale; the tray identification plate is arranged on the table, and the intelligent tablet and the digital scale are both placed on the table top of the table; the tray identification plate comprises a bearing plate and a first RFID identification module, the first RFID identification module is arranged on the bearing plate and is electrically connected with the intelligent panel, and the first RFID identification module is used for identifying an intelligent tray; the intelligent panel comprises a casing, a main control panel and a display screen, wherein,

the main control board is arranged inside the shell and is electrically connected with the first RFID module;

the display screen is arranged in the middle of the front end face of the casing and is electrically connected with the main control board.

Optionally, the digital scale includes support frame, roof, weighing control panel and weighing sensor, the roof install in the top of support frame, the weighing control panel with weighing sensor all installs in on the support frame, the weighing control panel with the master control board electricity is connected, weighing sensor with the weighing control panel electricity is connected.

Optionally, the bottom of the support frame is further provided with a foot pad.

Optionally, the number of the foot pads is four, and the four foot pads are respectively arranged on four sides of the bottom of the support frame.

Optionally, the main control board comprises a singlechip main board, a first development board, a second development board and a screen driving board; the single chip microcomputer mainboard is electrically connected with the weighing control panel and is also used for connecting a router; the first development board and the second development board are electrically connected with the single chip microcomputer main board, the first development board is further electrically connected with the first RFID identification module, and the screen driving board is electrically connected with the second development board.

Optionally, the main control board includes a single chip microcomputer main board, a first development board, a second development board, a screen drive board, and a router; the single chip microcomputer mainboard is electrically connected with the weighing control panel, the first development board and the second development board are electrically connected with the single chip microcomputer mainboard, the first development board is further electrically connected with the first RFID identification module, the screen driving board is electrically connected with the second development board, the screen driving board is further electrically connected with the display screen, and the router is electrically connected with the second development board.

Optionally, the housing comprises a base shell, a front cover plate and a rear cover plate; the front cover plate is arranged on the front end face of the shell in a covering mode, the single chip microcomputer main board, the first development board, the second development board, the screen driving board and the router are arranged in the inner cavity of the shell in a sealing mode, and the rear cover plate is arranged on the rear end face of the base shell in a covering mode.

Optionally, the base shell includes a main body portion, the main body portion is bent at a specific angle to form a cover plate installation portion, the front cover plate is installed on the front end face of the cover plate installation portion, and the rear cover plate is detachably connected with the rear end of the main body portion and the rear end of the cover plate installation portion.

Optionally, the rear cover plate includes a transverse connection portion, a first end of the transverse connection portion is detachably connected with the rear end of the main body portion, a second end of the transverse connection portion is bent and extended to form a longitudinal support portion, one end of the longitudinal support portion, which is far away from the transverse connection portion, is arc-shaped and extended to form an arc-shaped bending portion, and one end of the longitudinal support portion, which is far away from the arc-shaped bending portion, is detachably connected with the rear end of the cover plate installation portion.

Optionally, a first end of the transverse connecting portion is provided with a first elastic clamping convex block, a first inner groove is formed in the rear end of the main body portion, and the first elastic clamping convex block is matched with the first inner groove, so that the first elastic clamping convex block is clamped in the first inner groove; the one end of arc kink far away from vertical supporting part is equipped with second elasticity card lug, the rear end of apron installation department is equipped with the second inner groovy, second elasticity card lug with the second inner groovy phase-match sets up, so that second elasticity card lug joint in the second inner groovy.

One or more technical schemes in the intelligent weighing vending machine provided by the embodiment of the utility model at least have one of the following technical effects:

the utility model can be directly placed on a table through arranging the tray identification plate, the intelligent flat plate and the digital scale, thereby improving the convenience in placement, when the intelligent weighing vending machine is used, a user firstly uses a self-contained mobile phone to scan a two-dimensional code of the intelligent tray to bind user information with the intelligent tray, then the intelligent tray is placed above the tray identification plate, so that a first RFID identification module of the tray identification plate identifies the tray information of the intelligent tray and sends the tray information to a main control plate of the intelligent flat plate, the main control plate displays the user information of the user on a display screen, the digital scale is pre-placed with dishes, the digital scale records the initial weight of the digital scale in real time, the final weight is calculated after the user finishes taking the dishes, and the main control plate automatically deducts fees for the mobile phone of the user according to the initial weight and the final weight, therefore, the fee deduction is realized quickly, efficiently and conveniently, and the user experience is further improved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

Fig. 1 is a schematic view of an overall structure of an intelligent weighing and vending machine placed on a table according to an embodiment of the present invention;

FIG. 2 is a schematic perspective view of an intelligent weighing and vending machine according to an embodiment of the present invention;

FIG. 3 is a schematic view of the structure of FIG. 2 from another view angle;

FIG. 4 is a schematic structural diagram of a digital scale according to an embodiment of the present invention;

fig. 5 is a circuit structure frame diagram of a main control board according to an embodiment of the present invention;

FIG. 6 is an exploded view of an intelligent wall panel system according to an embodiment of the present invention;

fig. 7 is a schematic view of fig. 6 from another perspective.

Wherein, in the figures, the various reference numbers:

a tray identification plate; 110. a carrier plate; 111. a portable groove; 112. elastic supporting legs; 120. a first RFID identification module; 200. an intelligent tablet; 210. a housing; 211. a base shell; 2111. a main body part; 2112. A cover plate mounting portion; 212. a front cover plate; 213. a rear cover plate; 2131. a transverse connection; 2132. a longitudinal support portion; 2133. an arc-shaped bent portion; 220. a main control board; 221. a singlechip mainboard; 222. a first development board; 223. a second development board; 224. a screen driving board; 225. a router; 230. a second RFID identification module; 250. a display screen; 261. a first elastic clip projection; 262. a first inner groove; 263. a second elastic clip projection; 264. a second inner groove; 300. a digital scale; 310. a support frame; 320. a top plate; 330. A weighing control panel; 340. a weighing sensor; 350. a foot pad. 400. A table; 410. the area is marked.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be illustrative of the embodiments of the present invention, and should not be construed as limiting the utility model.

In the description of the embodiments of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. Specific meanings of the above terms in the embodiments of the present invention can be understood by those of ordinary skill in the art according to specific situations.

In one embodiment of the present invention, as shown in fig. 1-7, an intelligent weigh merchandiser is provided and placed on a table 400.

The intelligent weighing vending machine comprises a tray identification plate, an intelligent tablet 200 and a digital scale 300. The tray recognition plate is disposed at the table 400. The tray identification plate can be directly placed on the table top of the table 400 or placed inside the table 400, a mark area 410 is arranged on the table 400 corresponding to the area of the tray identification plate, and if a tray placement area is arranged on the mark area 410, a user is reminded to place a tray.

As shown in fig. 1-4, the smart tablet 200 and the digital scale 300 are both placed on the top of the table 400. The tray identification plate comprises a bearing plate tray identification plate; 110 and a first RFID identification module 120, the first RFID identification module 120 being mounted to the loading board tray identification board; 110 and electrically connected to the smart tablet 200, the first RFID module 120 is used to identify a smart tray (not shown), and an identification chip for the first RFID module 120120 to identify is embedded in the smart tray. Every intelligence tray all corresponds an identification chip, should understand, and identification chip is used for marking the identity information of each function tray.

Further, as shown in fig. 2-7, the smart tablet 200 includes a housing 210, a main control board 220, and a display screen 250. The main control board 220 is installed inside the housing 210 and electrically connected to the first RFID module 120. The display screen 250 is installed in the middle of the front end surface of the casing 210, and the main control board 220 is electrically connected.

The utility model improves the convenience of arrangement by arranging the tray identification plate, the intelligent flat plate 200 and the digital scale 300 to be directly placed on the table 400, when the intelligent weighing vending machine is used, a user firstly uses a self-contained mobile phone to scan a two-dimensional code of the intelligent tray to bind user information with the intelligent tray, then the intelligent tray is placed above the tray identification plate, so that the first RFID identification module 120 of the tray identification plate identifies the tray information of the intelligent tray and sends the tray information to the main control plate 220 of the intelligent flat plate 200, the main control plate 220 displays the user information of the user on the display screen 250, the digital scale 300 is placed with dishes in advance, the digital scale 300 records the initial weight of the digital scale 300 in real time, the ending weight is calculated after the user finishes taking the dishes, the main control plate 220 automatically deducts the mobile phone of the user according to the initial weight and the ending weight, therefore, the fee deduction is realized quickly, efficiently and conveniently, and the user experience is further improved.

Further, when getting the dish, keep intelligent tray continuously to place in the top of tray discernment board, consequently can obtain the weight that the user took out the dish through the weight that the dish reduces above digital scale 300, convenient and fast.

Further, the main control panel 220 can calculate the fee to be deducted according to the starting weight and the ending weight, and the fee to be deducted can also be displayed on the display screen 250, so that the user can quickly know the fee to be deducted.

In addition, technical personnel in the field can set the time point of automatic deduction to be when taking 15 minutes of the last dish, and when the user takes the dish again in the 15 minutes, the time point of taking the dish at the moment is taken as the starting moment, and the automatic deduction is carried out after 15 minutes, so that the convenience is improved, a dish-making person is saved, a cashier is saved, and the cost of the restaurant is greatly saved.

In another embodiment of the present invention, as shown in FIGS. 1-4, the digital scale 300 includes a support frame 310, a top plate 320, a load control board 330, and a load cell 340. The top plate 320 is installed on the top of the support frame 310, and the top plate 320 is used for placing preset dishes. The weighing control board 330 and the weighing sensor 340 are both installed on the supporting frame 310, the weighing control board 330 is electrically connected with the main control board 220, and the weighing sensor 340 is electrically connected with the weighing control board 330. Specifically, when the preset dishes are placed on the upper end surface of the top plate 320, the upper end surface of the top plate 320 may be marked with "a place where the dishes are placed" for better indication. The weighing sensor 340 is selected by a person skilled in the art according to actual needs to weigh a product placed on the top plate 320, and sends weight information to the weighing control board 330, and the weighing control board 330 sends the weight information to the main control board 220.

The weighing control board 330 is a board that is selected by a person skilled in the art to develop or a hardware circuit that is set by the person skilled in the art, and the present application is not limited thereto.

In another embodiment of the present invention, as shown in fig. 4, a foot pad 350 is further disposed at the bottom of the supporting frame 310. Specifically, the foot pad 350 is arranged to prevent collision and prolong the service life of the digital scale 300.

In another embodiment of the present invention, as shown in fig. 3, the number of the foot pads 350 is four, and four foot pads 350 are respectively disposed on four sides of the bottom of the supporting frame 310. By providing four footpads 350, improved stability is achieved.

In another embodiment of the present invention, as shown in fig. 5, the main control board 220 includes a single chip microcomputer main board 221, a first development board 222, a second development board 223, a screen driving board 224 and a router 225. The single chip microcomputer main board 221 is electrically connected with the weighing control board 330, the first development board 222 and the second development board 223 are electrically connected with the single chip microcomputer main board 221, the first development board 222 is further electrically connected with the first RFID identification module 120, the screen drive board 224 is electrically connected with the second development board 223, the screen drive board 224 is further electrically connected with the display screen 250, and the router 225 is electrically connected with the second development board 223.

Specifically, as shown in fig. 3, the first development board 222 is configured to obtain tray information of the intelligent tray identified by the first RFID module 120, and send the tray information to the main control board 220.

The main control board 220 acquires user information bound with the intelligent tray according to the tray information, the user information of the user is displayed on the display screen 250, then the user places dishes on the digital scale 300 in advance, the digital scale 300 records the initial weight, the end weight is calculated after the dishes are taken, the initial weight and the end weight are sent to the main control board 220 through the weighing control board 330, the main control board 220 automatically deducts fees of the mobile phone of the user according to the initial weight and the end weight, and the deduction amount is sent to the screen drive board 224 by the main control board 220 through the second development board 223 and is further displayed on the display screen 250.

Specifically, in this embodiment, both the first development board 222 and the second development board 223 adopt RK3368 development boards, and the single chip microcomputer main board 221 is selected by a person skilled in the art as needed. The screen driving board 224 is also electrically connected to the display screen 250 and is used to drive the display screen 250.

In another embodiment of the present invention, the main control board 220 includes a single chip microcomputer main board 221, a first development board 222, a second development board 223, and a screen driving board 224. The single chip microcomputer main board 221 is electrically connected with the weighing control panel 330, and the single chip microcomputer main board 221 is further used for connecting a router 225. Specifically, the router 225 is external and is connected to the single chip microcomputer main board 221 when it needs to be used. Further, the installation position of the main control board 220 is set at an internal position of the housing 210 by a person skilled in the art.

The first development board 222 and the second development board 223 are electrically connected to the single chip microcomputer main board 221, the first development board 222 is further electrically connected to the first RFID identification module 120, and the screen driving board 224 is electrically connected to the second development board 223.

It should be noted that, for the software control part, for the prior art, it should be programmed according to the model of the above-mentioned development board or according to actual needs for a person skilled in the art, and then realize if automatically binding user information and intelligent tray, and control router 225 and cloud communication and realize functions such as deduction, if again the specific process that weighing sensor 340 obtained and weighing control board 330 sent weight information to main control board 220, and this application aims at protection structure, is not the key point protected by this application to the control part. Therefore, this application is not specifically set forth in this section.

Further, the single chip microcomputer main board 221, the first development board 222, the second development board 223 and the screen driving board 224 can be formed by arranging and integrating the development pieces into a plurality of PCB boards or a PCB board as required, so that the use convenience is improved.

In another embodiment of the present invention, as shown in fig. 1 to 3 and 6 to 7, the housing 210 includes a base 211, a front cover 212, and a rear cover 213. The front cover plate 212 covers the front end surface of the chassis 210 and seals the single chip microcomputer main board 221, the first development board 222, the second development board 223, the screen driving board 224 and the router 225 in the inner cavity of the chassis 210, and the rear cover plate 213 covers the rear end surface of the base housing 211. The singlechip motherboard 221, the first development board 222, the second development board 223, the screen driving board 224 and the router 225 are sealed in the inner cavity of the housing 210, so that each internal device is protected, and the overall service life of the product is prolonged.

In another embodiment of the present invention, as shown in fig. 6 to 7, the base housing 211 includes a main body portion 2111, the main body portion 2111 is bent at a specific angle to form a cover mounting portion 2112, the front cover 212 is mounted on a front end surface of the cover mounting portion 2112, and the rear cover 213 is detachably connected to both a rear end of the main body portion 2111 and a rear end of the cover mounting portion 2112. The specific angle is mainly used for ensuring that the angle at which the user looks at the display screen 250 is comfortable, and if the angle can be set to 135 degrees, the user can directly see the content displayed on the display screen 250 when looking down the display screen 250, so that the user experience is improved.

In another embodiment of the present invention, as shown in fig. 6 to 7, the rear cover plate 213 includes a transverse connecting portion 2131, a first end of the transverse connecting portion 2131 is detachably connected to the rear end of the main body portion 2111, a second end of the transverse connecting portion 2131 is bent and extended to form a longitudinal supporting portion 2132, one end of the longitudinal supporting portion 2132 away from the transverse connecting portion 2131 is extended in an arc shape to form an arc-shaped bending portion 2133, and one end of the arc-shaped bending portion 2133 away from the longitudinal supporting portion 2132 is detachably connected to the rear end of the cover plate mounting portion 2112. Specifically, the arc-shaped bending portion 2133 is arc-shaped, so that when the arc-shaped bending portion 2133 is pressed, the arc-shaped bending portion 2133 can be elastically deformed. The first end of the transverse connecting portion 2131 is detachably connected with the rear end of the main body portion 2111, and the end, away from the longitudinal supporting portion 2132, of the arc-shaped bending portion 2133 is detachably connected with the rear end of the cover plate mounting portion 2112, so that the assembly and disassembly are convenient, and the assembly efficiency is improved.

In another embodiment of the present invention, as shown in fig. 7, a first end of the transverse connecting portion 2131 is provided with a first elastic clipping convex block 261, a rear end of the main body portion 2111 is provided with a first inner groove 262, and the first elastic clipping convex block 261 is matched with the first inner groove 262, so that the first elastic clipping convex block 261 is clipped in the first inner groove 262; one end of the arc-shaped bending portion 2133, which is far away from the longitudinal support portion 2132, is provided with a second elastic clamping convex block 263, the rear end of the cover plate installation portion 2112 is provided with a second inner groove 264, and the second elastic clamping convex block 263 and the second inner groove 264 are arranged in a matched manner, so that the second elastic clamping convex block 263 is clamped in the second inner groove 264. Specifically, when the rear cover plate 213 is installed, the first elastic locking protrusion 261 is first installed in the first inner groove 262, and then the arc-shaped bending portion 2133 is pressed, so that the second elastic locking protrusion 263 is locked in the second inner groove 264 when the arc-shaped bending portion 2133 is pressed to be elastically deformed because the arc-shaped bending portion 2133 is arc-shaped and can be elastically deformed. During disassembly, the arc-shaped bending portion 2133 is also pressed to elastically deform the arc-shaped bending portion 2133, so that the second elastic locking protrusion 263 is separated from the second inner groove 264, thereby realizing the disassembly of the rear cover plate 213 and further realizing the quick assembly and disassembly of the rear cover plate 213.

In another embodiment of the present invention, as shown in fig. 1-4, the load board tray identifies a board; the bottoms of two opposite sides of the base 110 are both concave to form portable grooves 111, and the two portable grooves 111 are symmetrically arranged. Specifically, the size of the portable groove 111 matches the finger of a person, so that the loading plate tray identification plate is moved; 110 times is convenient and quick.

In another embodiment of the present invention, as shown in fig. 2-3, the load board tray identification plate; 110 are provided with resilient support feet 112. The elastic supporting leg 112 is made of an elastic material, so that the bearing plate tray identification plate is placed; 110, the tray identification plate of the bearing plate can not be damaged; 110.

in another embodiment of the present invention, the number of the elastic supporting legs 112 is plural. A plurality of the elastic supporting legs 112 realize stable support.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. An intelligent weighing vending machine is placed on a table and comprises a tray identification plate, an intelligent flat plate and a digital scale; the tray identification plate is arranged on the table, and the intelligent tablet and the digital scale are both placed on the table top of the table; the intelligent tray identification device is characterized in that the tray identification plate comprises a bearing plate and a first RFID identification module, the first RFID identification module is arranged on the bearing plate and is electrically connected with the intelligent panel, and the first RFID identification module is used for identifying an intelligent tray; the intelligent panel comprises a casing, a main control panel and a display screen, wherein,

2. The intelligent weighing and vending machine of claim 1, wherein the digital scale comprises a support frame, a top plate, a weighing control panel and a weighing sensor, the top plate is mounted on the top of the support frame, the weighing control panel and the weighing sensor are both mounted on the support frame, the weighing control panel is electrically connected with the main control panel, and the weighing sensor is electrically connected with the weighing control panel.

3. The intelligent weighing and vending machine of claim 2, wherein a foot pad is further provided at the bottom of the support frame.

4. The intelligent weighing vending machine of claim 3, wherein the number of the foot pads is four, and the four foot pads are respectively arranged on four sides of the bottom of the supporting frame.

5. The intelligent weighing and vending machine of claim 2, wherein the main control board comprises a single-chip microcomputer main board, a first development board, a second development board and a screen driving board; the single chip microcomputer mainboard is electrically connected with the weighing control panel and is also used for connecting a router; the first development board and the second development board are electrically connected with the single chip microcomputer main board, the first development board is further electrically connected with the first RFID identification module, and the screen driving board is electrically connected with the second development board.

6. The intelligent weighing and vending machine of claim 2, wherein the main control board comprises a single-chip microcomputer main board, a first development board, a second development board, a screen driving board and a router; the single chip microcomputer mainboard is electrically connected with the weighing control panel, the first development board and the second development board are electrically connected with the single chip microcomputer mainboard, the first development board is further electrically connected with the first RFID identification module, the screen driving board is electrically connected with the second development board, the screen driving board is further electrically connected with the display screen, and the router is electrically connected with the second development board.

7. The intelligent weigh vending machine of claim 6, wherein said housing includes a base housing, a front cover plate, and a rear cover plate; the front cover plate is arranged on the front end face of the shell in a covering mode, the single chip microcomputer main board, the first development board, the second development board, the screen driving board and the router are arranged in the inner cavity of the shell in a sealing mode, and the rear cover plate is arranged on the rear end face of the base shell in a covering mode.

8. The intelligent weighing and vending machine of claim 7, wherein the base shell comprises a main body portion, the main body portion is bent at a specific angle to form a cover plate mounting portion, the front cover plate is mounted on the front end face of the cover plate mounting portion, and the rear cover plate is detachably connected with both the rear end of the main body portion and the rear end of the cover plate mounting portion.

9. The intelligent weighing and vending machine of claim 8, wherein the rear cover plate comprises a transverse connecting portion, a first end of the transverse connecting portion is detachably connected with a rear end of the main body portion, a second end of the transverse connecting portion is bent and extended to form a longitudinal supporting portion, one end of the longitudinal supporting portion, which is far away from the transverse connecting portion, extends in an arc shape to form an arc-shaped bending portion, and one end of the arc-shaped bending portion, which is far away from the longitudinal supporting portion, is detachably connected with a rear end of the cover plate mounting portion.

10. The intelligent weighing and vending machine of claim 9, wherein a first end of the transverse connecting portion is provided with a first elastic clamping protrusion, a rear end of the main body portion is provided with a first inner groove, and the first elastic clamping protrusion is matched with the first inner groove so that the first elastic clamping protrusion is clamped in the first inner groove; the one end of arc kink far away from vertical supporting part is equipped with second elasticity card lug, the rear end of apron installation department is equipped with the second inner groovy, second elasticity card lug with the second inner groovy phase-match sets up, so that second elasticity card lug joint in the second inner groovy.