CN210864894U - Automatic vending machine - Google Patents

Abstract

The utility model discloses an automatic vending machine, which comprises a cabinet body, a storage box, a connecting channel, a heater, a refrigerating device, a steam generating assembly and a controller; the storage box comprises a box body, a plurality of conveying mechanisms and an automatic door assembly; one side of the box body is open, and the conveying mechanism is installed to the box body in a sliding mode from the open side of the box body; the conveying mechanism comprises an installation end plate and a plurality of conveying assemblies which are installed on the installation end plate; the storage bin further includes a plurality of locking assemblies for locking the conveyor mechanism to the bin; the locking assembly comprises a first locking member and a second locking member; one of the first locking member and the second locking member is fixed to the mounting end plate; the other of the first locking member and the second locking member is fixed to the case. The utility model discloses an useful part lies in that the vending machine that provides is fixed conveying mechanism to the box through the locking Assembly, prevents that air conditioning or vapor in the bin from spilling over in the box.

Description

Automatic vending machine

Technical Field

The utility model relates to an automatic vending machine.

Background

With the rapid development of modern business, the consumption forms have changed greatly. The traditional retail industry needs manual settlement, has low efficiency, often causes queuing congestion, and is difficult to adapt to the development trend of modern business.

To accommodate new trends in business development, vending machines have been in motion and have been shown to be thriving. The existing vending machine has a single application scene, the types of commodities are limited to packaged commodities in a normal temperature position, such as bottled beverages, candies, snacks and the like, and the quantity of the commodities is less for the types of food needing on-site heating or refrigeration. Meanwhile, for food such as steamed stuffed buns and steamed buns which need to be stored in high-temperature and high-humidity environments, the existing vending machine cannot meet the requirements.

SUMMERY OF THE UTILITY MODEL

The utility model provides an automatic vending machine adopts following technical scheme:

the utility model provides an automatic vending machine, includes the cabinet body, is equipped with the window of taking that supplies the customer to take commodity on the cabinet body, and automatic vending machine still includes: the refrigerator comprises a storage box for storing commodities, a connecting channel for connecting the storage box and a taking window on a cabinet body, a heater for heating the storage box, a steam generation assembly for connecting to the storage box to deliver water steam to the storage box, a refrigerating device for connecting to the storage box to supply cold air to the storage box, and a controller electrically connected with the storage box, the heater, the steam generation assembly and the refrigerating device to control the storage box, the steam generation assembly and the refrigerating device; the storage box, the connecting channel, the heater, the steam generating assembly, the refrigerating device and the controller are arranged in the cabinet body; the storage box comprises a box body, a plurality of conveying mechanisms and an automatic door assembly for opening and closing a commodity outlet which is arranged on the box body and used for allowing commodities to pass through; one side of the box body is open, and the conveying mechanism is installed to the box body in a sliding mode from the open side of the box body; the automatic door assembly is mounted to the box body; the heater is arranged in the box body; the conveying mechanism comprises a mounting end plate and a plurality of conveying assemblies mounted to the mounting end plate; the storage bin further includes a plurality of locking assemblies for locking the conveyor mechanism to the bin; the locking assembly comprises a first locking member and a second locking member; one of the first locking member and the second locking member is fixed to the mounting end plate; the other of the first locking member and the second locking member is fixed to the case.

Further, the first locking member is a locking snap ring; the second locking part is a locking buckle; one of the locking snap ring and the locking snap ring is fixed to the mounting end plate; the other of the locking snap ring and the locking snap ring is fixed to the case.

Further, the storage box further comprises a support frame for guiding and supporting the conveying mechanism; the supporting frame comprises two guide rods which are arranged in parallel and used for guiding the conveying mechanism and two supporting rods which are arranged in parallel and used for supporting the conveying mechanism; the guide rod and the support rod are connected end to form a support frame; a first box body sealing element which is matched with the conveying mechanism in an abutting mode to seal the box body is fixed on one of the supporting rods, which is close to the opening of the box body; a first box seal is located between the mounting end plate and the support rod adjacent the opening of the box.

Furthermore, the storage box also comprises a box body sealing component which is arranged in the box body and used for sealing the box body; the box body sealing assembly comprises a box body sealing frame and a second box body sealing piece arranged on the box body sealing frame; the box body sealing frame is arranged at one end of the opening of the box body; the second box sealing element is fixedly mounted on the box sealing frame and located between the box sealing frame and the mounting end plate of the conveying assembly.

Furthermore, a temperature sensor for detecting the temperature inside the storage box and a humidity sensor for detecting the humidity inside the storage box are arranged in the storage box; the temperature sensor and the humidity sensor are electrically connected to the controller.

Further, the cabinet body comprises an interaction device which is arranged on the front side of the cabinet body and used for being operated by customers; the interaction device is electrically connected to the controller; the interactive device comprises a key for the customer to operate the following instruction and a display screen for displaying commodity information for the customer to view.

Further, the vending machine also includes an ultraviolet lamp; the ultraviolet lamp is arranged in the storage box; the ultraviolet lamp is electrically connected to the controller; the extending direction of the ultraviolet lamp is parallel to the longitudinal direction of the box body.

Further, the storage box is obliquely installed in the cabinet body; the goods outlet is located at a lower side of the inclined storage box.

Further, the cabinet body comprises an access door for maintenance personnel to open for maintenance management of the vending machine; the access door is rotatably arranged on the front side of the cabinet body; the access door is provided with a first locking piece for locking the access door to the cabinet body; the controller is arranged at the access door.

Further, the storage box also comprises an insulating layer; the heat-insulating layer wraps the box body; the heat preservation passes through the clamp and fixes to the box.

The utility model discloses an useful part lies in that the vending machine that provides is fixed conveying mechanism to the box through the locking Assembly, prevents that air conditioning or vapor in the bin from spilling over in the box.

The utility model discloses an useful part still lies in the steam generation subassembly that provides and can supply high temperature steam like in the bin for the commodity under the high temperature high humidity environment need be preserved in storage that the bin can be better.

Drawings

FIG. 1 is a schematic view of a vending machine of a first embodiment;

FIG. 2 is a schematic view of the vending machine of the first embodiment with the cabinet removed;

FIG. 3 is a schematic view of a storage bin of the vending machine of the first embodiment;

FIG. 4 is a schematic view of another perspective of the storage bin of the vending machine of the first embodiment;

FIG. 5 is a schematic view of a conveyor mechanism of a vending machine of the first embodiment;

FIG. 6 is a schematic view of another perspective of the storage bin of the vending machine of the first embodiment;

FIG. 7 is a schematic view of the output drive shaft of a vending machine of the first embodiment;

FIG. 8 is a schematic view of an automatic door assembly of a vending machine of the first embodiment;

FIG. 9 is a schematic view of the vending machine with the automatic door assembly of the first embodiment removed from the automatically sliding door;

FIG. 10 is an enlarged partial view of FIG. 9;

figure 11 is a schematic view of a drop trigger assembly of a vending machine of the first embodiment;

FIG. 12 is a schematic view of a window covering assembly of the vending machine of the first embodiment;

figure 13 is a schematic view of the refrigeration unit body of a vending machine of the first embodiment;

FIG. 14 is a schematic view of a valve assembly of a vending machine according to the first embodiment;

FIG. 15 is a schematic view of a heater of a vending machine of the first embodiment;

FIG. 16 is a schematic view of a steam generating assembly of a vending machine of the first embodiment;

FIG. 17 is a schematic view of the evaporator of a vending machine of the first embodiment;

FIG. 18 is a schematic view of a water pumping assembly of a vending machine of the first embodiment;

figure 19 is a schematic view of the air discharge assembly of a vending machine of the first embodiment;

figure 20 is a schematic view of the air discharge assembly removal discharge air discharge slide door of a vending machine of the first embodiment;

FIG. 21 is a partial enlarged view of FIG. 20;

FIG. 22 is a schematic view of a vending machine of the second embodiment;

FIG. 23 is a schematic view of the vending machine of the second embodiment with the cabinet removed;

figure 24 is a schematic view of a storage bin of a vending machine of the second embodiment;

FIG. 25 is a schematic view of a steam generating assembly of a vending machine of the second embodiment;

FIG. 26 is a schematic view of an auxiliary heater of a vending machine according to the second embodiment;

FIG. 27 is a schematic view of a pusher assembly of a vending machine according to a second embodiment;

figure 28 is a schematic view of another perspective of the pusher assembly of a vending machine of the second embodiment;

FIG. 29 is a partial enlarged view of FIG. 28;

FIG. 30 is a schematic view of a package for packaging food products;

FIG. 31 is a cross-sectional view of a package for packaging food products;

fig. 32 is a partially enlarged view of fig. 31.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1-21, a vending machine 1 is provided for self-service purchase of goods by customers. This vending machine 1 mainly comprises: the cabinet 10, the storage box 20, the connection passage 30, and the controller 40. The cabinet body 10 is a cuboid, the front face of the cabinet body 10 is provided with a taking window 101, the storage box 20 is used for storing commodities to be sold, the connecting channel 30 is used for connecting the storage box 20 and the taking window 101 on the cabinet body 10, when the commodities selected by a customer are released from the storage box 20 and then fall into the connecting channel 30, the customer can take the chosen commodities through the taking window 101. The access window 101 is square in shape, matching the shape of the cross section of the connecting channel 30. It is understood that the shape of the pick-up window 101 may be any shape, including a circular shape, an elliptical shape, a polygonal shape, and other common shapes. The storage box 20, the connection channel 30 and the controller 40 are installed in the cabinet 10, and the storage box 20 and the connection channel 30 are electrically connected to the controller 40 to be controlled by the controller 40. It will be understood that the number of storage boxes 20 may be specifically chosen according to the actual requirements, and that, in the present embodiment, vending machine 1 comprises three storage boxes 20 and correspondingly three connecting channels 30.

As shown in fig. 1-2, the front of the cabinet 10 is provided with an interaction device 102, by means of which interaction device 102 a customer can operate the vending machine 1. Interaction device 102 includes operation keys 103 and a display screen 104, and the customer issues an operation instruction to vending machine 1 through operation keys 103, and display screen 104 is used for displaying information of the goods for the customer to view. The interaction device 102 is electrically connected to the controller 40 for information interaction with the controller 40.

The front face of cabinet 10 is also provided with an access door 105, this access door 105 being used for the maintenance personnel to open in order to carry out maintenance and repair to vending machine 1, access door 105 is rotatably connected to cabinet 10, and access door 105 is provided with a first locking member 106, and through operating this first locking member 106, access door 105 can be locked to cabinet 10 or released from cabinet 10. Wherein, the controller 40 sets up in the access door 105 rear so that the maintainer carries out the inspection maintenance to the controller 40, can directly operate the controller 40 after the maintainer opens access door 105.

The cabinet 10 is provided at a side thereof with a supply door 107, and the supply door 107 is opened by a merchant to replenish the storage box 20 with the product. The supply door 107 is rotatably connected to the cabinet 10, and a second locking member 108 is provided on the supply door 107, and the supply door 107 can be locked to or released from the cabinet 10 by operating the second locking member 108. The storage box 20 is disposed behind the supply door 107 so that the storage box 20 can be directly operated to replenish the goods when the supply door 107 is opened by the merchant, and the storage box 20 can be directly operated when the supply door 107 is opened by the maintenance person.

As shown in fig. 3-7, the storage box 20 includes a box 201 and a transport mechanism 205, the transport mechanism 205 being for storing and transporting articles of merchandise and being removably mounted within the box 201. In the present embodiment, the storage box 20 includes three conveying mechanisms 205, one end of the box 201 is open, and the three conveying mechanisms 205 are slidably mounted in the box 201 from the open end of the box 201 in an up-down overlapping manner along the longitudinal direction of the box 201.

The conveying mechanism 205 comprises a mounting end plate 206 and a plurality of conveying assemblies 207 mounted to the mounting end plate 206, and the conveying assemblies 207 further comprise spring runners 208, conveying springs 209, a conveying motor 210, a conveying speed reducing mechanism 211, an output driving shaft 213 and a return spring 212. The spring slideway 208 is used for supporting the commodity, the conveying spring 209 is used for isolating the commodity and pushing the commodity to move in a direction away from the mounting end plate 206 along the spring slideway 208 when the conveying spring 209 is driven to rotate, until the commodity falls to the bottom of the box body 201 from the spring slideway 208, the conveying motor 210 is used for providing driving force, the conveying speed reducing mechanism 211 is used for transmitting the driving force of the conveying motor 210 to the conveying spring 209, the conveying speed reducing mechanism 211 comprises a speed reducing driving gear (not shown) used for driving an output driving shaft 213, the speed reducing driving gear is mounted in the conveying speed reducing mechanism 211 and is driven to rotate, a hole matched with the output driving shaft 213 is formed in the center of the speed reducing driving gear, the output driving shaft 213 is inserted into the hole of the speed reducing driving gear to be driven to rotate by the speed reducing driving. The return spring 212 is sleeved to one end of the output driving shaft 213 to press the output driving shaft 213 to maintain a certain position. The spring slide 208 is fixed to one end of the mounting end plate 206, the conveying speed reducing mechanism 211 is fixed to the other end of the mounting end plate 206 opposite to the fixed spring slide 208, the conveying motor 210 is fixed to the conveying speed reducing mechanism 211, a motor shaft of the conveying motor 210 is connected to the conveying speed reducing mechanism 211, the output driving shaft 213 penetrates through the speed reducing driving gear and the mounting end plate 206, one end of the output driving shaft 213 is connected with the conveying spring 209, the other end of the output driving shaft is sleeved with a return spring 212, the return spring 212 is used for elastically pressing the output driving shaft 213 in a direction far away from the conveying spring 209, the conveying spring 209 overcomes the elastic force of the return spring 212 to move a certain distance in a direction far away from the mounting end plate 206 in the process of being driven to rotate by the output driving shaft 213, and when the output driving shaft 213. When the conveyance mechanism 205 is attached to the case 201, the conveyance deceleration mechanism 211 and the conveyance motor 210 are located outside the case 201. The speed reduction drive gear has one end extending beyond the conveyance speed reduction mechanism 211 and is formed at the end with a conveyance cam portion 273, and the conveyance cam portion 273 cooperates with a conveyance trigger switch 274 fixed to the conveyance speed reduction mechanism 211 for detecting the position of the output drive shaft 213. The conveyance trigger switch 274 is constantly triggered during the rotation of the conveyance cam portion 273, and the position of the output drive shaft 213 can be determined based on the state of the conveyance trigger switch 274. The conveyance motor 210 and the conveyance trigger switch 274 are electrically connected to the controller 40.

As shown in fig. 7, the output driving shaft 213 includes a connecting section 214, a first fitting section 215, a second fitting section 216, a third fitting section 217, and a stopper section 218, the first fitting section 215 is connected to the connecting section 214, the second fitting section 216 is connected to the first fitting section 215, the third fitting section 217 is connected to the second fitting section 216, and the stopper section 218 is connected to the third fitting section 217. The connection section 214 has a circular cross-section for connecting with the delivery spring 209, the connection section 214 is formed with a connection hole 219 perpendicular to the axial direction of the output drive shaft 213, one end of the delivery spring 209 is provided with a connection pin perpendicular to the longitudinal direction of the delivery spring 209, the connection pin is inserted into the connection hole 219, and the delivery spring 209 is driven to rotate when the output drive shaft 213 rotates. The cross section of the first matching section 215 is circular, the first matching section is matched with a circular hole which is formed in the mounting end plate 206 and is used for the first matching section to penetrate through, the cross section of the second matching section 216 is square, a center hole of the speed reduction driving gear is meshed with the second matching section 216, the speed reduction driving gear is driven to rotate on the one hand and can slide in the center hole of the speed reduction driving gear on the other hand, the cross section of the third matching section 217 is circular, a return spring 212 is sleeved on the third matching section 217, the cross section of the limiting section 218 is circular, one end of the return spring 212 abuts against the limiting section 218, and the. To facilitate the installation of the output drive shaft 213, in this embodiment, the projection of the first fitting section 215 on the plane perpendicular to the output drive shaft 213 is located in the projection of the connecting section 214 on the plane, the projection of the second fitting section 216 on the plane perpendicular to the output drive shaft 213 is located in the projection of the first fitting section 215 on the plane, the projection of the third fitting section 217 on the plane perpendicular to the output drive shaft 213 is located in the projection of the second fitting section 216 on the plane, and the projection of the third fitting section 217 on the plane perpendicular to the output drive shaft 213 is located in the projection of the stopper section 218 on the plane, the stopper section 218 is a detachable screw, the stopper section 218 is fixedly installed to the third fitting section 217 through a threaded hole formed at an end of the third fitting section 217, the output drive shaft 213 is installed by detaching the stopper section 218 of the output drive shaft 213, the third fitting section 217 is inserted into a circular hole in the mounting end plate 206, and then inserted into the speed reduction driving gear, extends beyond the conveying speed reduction mechanism 211, and the return spring 212 is sleeved in a threaded hole at the end of the third fitting section 217 and then the limiting section 218 is mounted in the threaded hole at the end of the third fitting section 217.

The installation end plate 206 is further provided with a blocking member inside for improving the heat insulation effect of the tank 201 on one hand and for sealing the output driving shaft 213 on the other hand, the output driving shaft 213 penetrates the blocking member and is in close contact with the blocking member, and meanwhile, for the sealing effect of the installation end plate 206, an annular groove 280 is provided on the side of the connection section 214 of the output driving shaft 213 opposite to the installation end plate, and an O-ring 281 is provided in the annular groove.

The inside of the box 201 is provided with a support bracket 220, and the support bracket 220 is fixedly mounted to the inner wall of the box 201 for guiding and supporting the conveying mechanism 205. The supporting frame 220 is a rectangular frame body, and includes two parallel guide rods 221 for guiding the conveying mechanism 205 and two parallel support rods 222 for supporting the conveying mechanism 205, and the guide rods 221 and the support rods 222 are connected end to form the rectangular supporting frame 220. The guide rod 221 is fixed to an inner wall of the case 201, and one of the two support rods 222 near an opening of the case 201 is provided with a first case sealing member for interference-fitting with the conveying mechanism 205 to seal the case 201. The tank 201 is further provided with a tank sealing assembly 224 for sealing the tank 201, and the tank sealing assembly 224 includes a tank sealing frame 225 and a second tank sealing member 226 mounted on the tank sealing frame 225, and the second tank sealing member 226 is a sealing ring. A case body seal holder 225 is disposed at one end of the opening of the case body 201 and disposed around the opening of the case body 201, the case body seal holder 225 is a rectangular frame body, a second case body seal 226 is fixedly mounted on the case body seal holder 225 and between the case body seal holder 225 and the mounting end plate 206 of the conveying assembly 207, the mounting end plate 206 and the second case body seal 226 are mounted when the conveying assembly 207 is slidably mounted to the case body 201, in order to ensure the sealing effect between the conveying assembly 207 and the case body 201, the storage case 20 is further provided with a plurality of locking assemblies 227, the locking assemblies 227 are fixedly wrapped by a locking snap ring 228 disposed on the mounting end plate 206 and a locking buckle 229 disposed on the case body 201, and the mounting end plate 206 of the conveying assembly 207 is moved to a fixed position against the elastic force of the first case body seal and the second case body seal 226 by operating the locking buckle 229 to be matched with the locking snap ring 228, in this secured position, the mounting end plate 206 remains in close fit with the first and second case seals 226.

In the extending direction of the spring slide 208, the spring slide 208 is spaced from the inner wall of the case 201 to form a drop zone between the case 201 and the spring slide 208, and the article enters the drop zone after being pushed from the spring slide 208 and dropped by the conveying spring 209. The bottom of the bin 201 in the drop zone is provided with a drop trigger assembly 230 for detecting merchandise dropped to the bottom of the bin 201, drop trigger assembly 230 includes a drop trigger plate 231, a torsion spring and a drop trigger switch 233, wherein the falling trigger plate 231 is rotatably connected to the inner wall of the box 201, a torsion spring is provided at the rotational connection between the falling trigger plate 231 and the box 201 to maintain the falling trigger plate 231 at a non-trigger position, a trigger protrusion is provided on the lower surface of the falling trigger plate 231, the trigger protrusion passes through a circular hole provided on the case 201 to be engaged with the drop trigger switch 233, and, more particularly, when the commodity falls from the spring slide 208 onto the falling trigger plate 231, the commodity overcomes the elastic force of the torsion spring to press the falling trigger plate 231 to rotate towards the bottom of the box 201 by a certain angle, the trigger protrusion presses the falling trigger switch 233 to generate a falling signal, and the falling trigger switch 233 is electrically connected to the controller 40 and sends the falling signal to the controller 40. The rotation axis of the drop trigger plate 231 is parallel to the longitudinal direction of the case 201.

The storage box 20 has an insulation layer 235 on the outside of the box 201, and the insulation layer 235 surrounds the box 201 and is fixed to the box 201 by a fixing member 236, in this embodiment, the fixing member 236 is a hoop.

The bottom of the box 201 is also provided with a commodity outlet 202, and the insulating layer 235 is provided with an opening corresponding to the commodity outlet 202. The storage box 20 is obliquely installed in the cabinet 10, the commodity outlet 202 is located at a lower position of the inclined storage box 20, the commodity falling to the falling trigger plate 231 moves in a lower direction under the action of gravity and finally falls onto the connecting channel 30 through the commodity outlet 202, and a customer can take the commodity located in the connecting channel 30 through the taking window 101. The inclination angle of the storage box 20 is generally set to 10 ° to 30 °, and in the present embodiment, the inclination angle is set to 20 °. As shown in fig. 8-10, the product outlet 202 is provided with an automatic door assembly 237, wherein the automatic door assembly 237 comprises an automatic door motor 238, an automatic door deceleration mechanism 239, an automatic sliding door 240, an automatic sliding rail assembly 241, and an automatic door transition channel 247. Specifically, the length of the automatic door transition passage 247 is the same as the thickness of the insulating layer 235, one end of the automatic door transition passage 247 is fixedly connected to the commodity outlet 202 and the other end is flush with the outer wall of the insulating layer 235, the automatic sliding door assembly 241 is installed at the end of the automatic door transition passage 247 flush with the outer wall of the insulating layer 235, the automatic sliding door 240 is slidably installed in the automatic sliding door assembly 241, the automatic door speed reducing mechanism 239 is installed on the automatic door installation frame fixed to the automatic sliding door assembly 241, the automatic door motor 238 is fixed to the automatic door speed reducing mechanism 239, and the motor shaft of the automatic door motor 238 is connected to the automatic door speed reducing mechanism 239, the output shaft of the automatic door speed reducing mechanism 239 is perpendicular to the sliding direction of the automatic sliding door 240, and an automatic door driving gear 249 is provided thereon, the automatic door driving gear 249 cooperates with an automatic door rack 250 provided on the, the automatic door rack gear 250 is disposed in parallel with the sliding direction of the automatic sliding door 240. An output shaft of the automatic door decelerating mechanism 239 has one end provided with an automatic door driving gear 249 and the other end formed with an automatic door cam portion 275, and the automatic door cam portion 275 cooperates with an automatic door trigger switch 276 fixed to the automatic door decelerating mechanism 239 for detecting the position of the shaft of the automatic door decelerating mechanism 239. The automatic door trigger switch 276 is continuously triggered during the rotation of the automatic door cam portion 275, and the position of the shaft of the automatic door decelerating mechanism 239 can be determined based on the state of the automatic door trigger switch 276. The automatic door motor 238 and the automatic door trigger switch 276 are electrically connected to the controller 40.

Further, the auto slide assembly 241 includes an auto slide mounting base 242, a first auto slide seal 243, two auto slide intermediate platens 244, two second auto slide seals 245, and two auto slide ramp platens 246. Specifically, the automatic slide rail mounting base 242 is fixed to an end of the automatic door transition channel 247 away from the commodity outlet 202, an opening matched with the automatic door transition channel 247 is formed in the automatic slide rail mounting base 242, a first automatic slide rail sealing member 243 is connected to the automatic slide rail mounting base 242 and located between the automatic slide door 240 and the automatic slide rail mounting base 242 to seal a gap between the automatic slide door and the automatic slide rail mounting base 242, the first automatic slide rail sealing member 243 includes two parallel automatic door longitudinal sealing strips 252 and two parallel automatic door transverse sealing strips 253, the automatic door longitudinal sealing strips 252 and the automatic door transverse sealing strips 253 are arranged along a circumferential direction of the opening of the automatic slide rail mounting base 242, and the first automatic slide rail sealing member 243 is an integrally formed single component. An automatic slide rail intermediate platen 244 is connected to the first automatic slide rail seal 243 and is positioned on both sides of the automatic slide rail mounting base 242 to restrain the automatic slide door 240. The second auto slide seal 245 is connected to the auto slide intermediate platen 244, and the third auto slide seal 245, the auto slide intermediate platen 244, and the first auto slide seal 243 form a slide into which the auto slide door 240 is slidably mounted. The automatic slide ramp press plate 246 is connected to a second automatic slide seal 245, and the automatic slide mounting base 242, the first automatic slide seal 243, the two automatic slide intermediate press plates 244, the two second automatic slide seals 245, and the two automatic slide ramp press plates 246 are fixed by screws.

As shown in fig. 11, the connecting channel 30 is connected at one end to the access window 101 of the cabinet 10 and at the other end to the outlet of the automatic door assembly 237. When the goods fall to the falling trigger plate 231, the falling trigger switch 233 sends a falling signal to the controller 40, and after receiving the falling signal, the controller 40 controls the automatic door motor 238 to rotate in a first direction to drive the automatic sliding door 240 to move to an open position in an open direction for the goods to pass through, and when the goods pass through the goods outlet 202 under the action of gravity and move to the connection channel 30, the controller 40 controls the automatic door motor 238 to rotate in a second direction to drive the automatic sliding door 240 to move to a closed position in a closed direction to close the goods outlet 202. As shown in fig. 12, a window shielding assembly 301 is disposed at one end of the connecting channel 30, which is connected to the access window 101, and the window shielding assembly 301 includes a window baffle 302, a shielding motor 303, a shielding reduction mechanism 304, a connecting rod assembly 305, a shielding switch 308, and a sensor 309, wherein the window baffle 302 is rotatably connected to the inner wall of the cabinet 10 and can rotate between a shielding position and a non-shielding position, the access window 101 is closed when the window baffle 302 is located in the shielding position, and a customer can access a commodity located on the connecting channel 30 through the access window 101 when the window baffle 302 is located in the non-shielding position. The shield deceleration mechanism 304 is fixed to the connection passage 30, and the shield motor 303 is fixed to the shield deceleration mechanism 304. The window baffle 302 is provided with a rotating arm 312 at one end, the rotating arm 312 is perpendicular to the window baffle 302, the connecting rod assembly 305 comprises a driving connecting rod 306 and a driven connecting rod 307, the driving connecting rod 306 and the driven connecting rod 307 are rotatably connected, one end of the driving connecting rod 306 far away from the driven connecting rod 307 is connected to an output shaft of the shielding speed reducing mechanism 304 in a rotation stopping manner, one end of the driven connecting rod 307 far away from the driving connecting rod 306 is rotatably connected to one end of the rotating arm 312 far away from the window baffle 302, the automatic door motor 238 and the sensor 309 are both electrically connected to the controller 40, and the shielding switch member 308 is matched with the driving connecting rod 306 for sensing the. The sensor 309 is used to detect the presence of the commodity on the connecting channel 30. In the initial state, the window blocking plate 302 is located at the blocking position, when the sensor 309 detects that there is a commodity on the connecting channel 30, the controller 40 controls the automatic door motor 238 to rotate in the first direction, the output shaft of the blocking speed-reducing mechanism 304 drives the driving link 306 to rotate by a certain angle, the driving link 306 pulls the driven link 307, the driven link 307 pulls the rotating arm 312 of the window blocking plate 302 to move the window blocking plate 302 from the blocking position to the non-blocking position, when the commodity is taken out by a customer, the controller 40 controls the automatic door motor 238 to move in the second direction according to the sensing result of the sensor 309, the output shaft of the blocking speed-reducing mechanism 304 drives the driving link 306 to rotate by a certain angle in the opposite direction, the driving link 306 pushes the driven link 307, the driven link 307 pushes the rotating arm 312 of the window blocking plate 302 to rotate the window blocking plate 302 from the non-blocking position to the blocking position, when the driving link 306 presses, the controller 40 stops driving the barrier motor 303, and at this time, the window shutter 302 stops at the barrier position. In this embodiment, the sensor 309 is a photoelectric sensor, and includes a transmitter 310 and a receiver 311, the receiver 311 is used for sensing the light beam emitted from the transmitter 310, the transmitter 310 and the receiver 311 are installed at opposite positions of the connecting channel 30, when there is a commodity located between the transmitter 310 and the receiver 311, the receiver 311 cannot detect the light beam emitted from the transmitter 310, so as to determine that the commodity exists in the connecting channel 30.

The vending machine 1 further includes a refrigerating device 50 for supplying cold air to the storage box 20, as shown in fig. 13 to 14, the cold air supplied from the refrigerating device 50 being used for refrigerating goods such as beverages. The refrigeration device 50 includes a refrigeration device body 501, an air inlet channel 504, an air outlet channel 505, an air inlet fan and an air outlet fan. The refrigerating device body 501 is used for generating cold air and delivering the cold air to the storage box 20 for refrigerating goods, the refrigerating device body 501 generates cold air by using a conventional refrigerating principle through a compressor, a condenser and other elements, and the refrigerating principle of the refrigerating device body 501 is not described in detail. The refrigeration device body 501 is provided with a first air outlet 502 and a first air inlet 503, the box body 201 of the storage box 20 is provided with a second air outlet 203 and a second air inlet 204, the air inlet channel 504 is connected with the first air outlet 502 on the refrigeration device body 501 and the second air inlet 204 on the box body 201, the air outlet channel 505 is connected with the first air inlet 503 on the refrigeration device body 501 and the second air outlet 203 on the box body 201, cold air generated in the refrigeration device body 501 flows into the box body 201 through the first air outlet 502, the air inlet channel 504 and the second air inlet 204, and air flow in the storage box 20 flows into the refrigeration device 50 through the second air outlet 203, the air outlet channel 505 and the first air inlet 204 on the box body 201. The first air outlet 502 of the refrigeration device body 501 is provided with an air inlet fan, the air inlet fan conveys cold air in the refrigeration device 50 to the storage box 20 when rotating, the first air inlet 503 of the refrigeration device body 501 is provided with an air outlet fan 5, and the air outlet fan draws air in the storage box 20 into the refrigeration device body 501 when rotating. The refrigeration device 50 further includes a valve assembly 508 for controlling the opening and closing of the air inlet channel 504 and the air outlet channel 505, the valve assembly 508 is located between the box 201 and the air inlet channel 504 and the air outlet channel 505, one end of the valve assembly 508 is connected to the second air inlet 204 and the second air outlet 203 of the box 201, and the other end is connected to the air inlet channel 504 and the air outlet channel 505. The valve assembly 508 includes an inlet valve passage 509, an inlet baffle 510, an outlet valve passage 511, an outlet baffle 512, a baffle fixing shaft 513, a valve motor 514, and a valve deceleration mechanism 515. The valve reduction mechanism 515 is fixed to the tank 201. The valve motor 514 is fixed to the valve speed reducing mechanism 515 and a motor shaft of the valve motor 514 is connected to the valve speed reducing mechanism 515. The intake valve passage 509 is connected at one end to the intake air passage 504 and at the other end to the second intake vent 204. The outlet valve passage 511 has one end connected to the outlet passage 505 and the other end connected to the second outlet 203. The shutter fixing shaft 513 passes through the inlet valve passage 509 and the outlet valve passage 511 and is connected to an output shaft of the valve speed reducing mechanism 515. An intake baffle 510 is positioned within the intake valve passage 509 and is secured to a baffle securing shaft 513. The air outlet baffle 512 is located in the air outlet valve passage 511 and fixed to the baffle fixing shaft 513, the valve motor 514 is connected to the controller 40, and the controller 40 controls the baffle fixing shaft 513 to rotate so as to drive the air inlet baffle 510 and the air outlet baffle 512 to open and close the air inlet valve passage 509 and the air outlet valve passage 511. The valve assembly 508 further includes a first inlet valve sealing member 516, a second inlet valve sealing member 517, a first outlet valve sealing member 518, and a second outlet valve sealing member 519, wherein the first inlet valve sealing member 516 and the second inlet valve sealing member 517 are fixed to the inner wall of the inlet valve passage 509 and located at two sides of the inlet damper 510, and the first outlet valve sealing member 518 and the second outlet valve sealing member 519 are fixed to the inner wall of the outlet damper passage 511 and located at two sides of the outlet damper 512.

As shown in fig. 15, the vending machine 1 is further provided with a heater 60, and the heater 60 is used to heat the goods such as soybean milk, steamed stuffed buns, etc. inside the storage box 20. The heater 60 is disposed in the case 201 of the storage tank 20, and specifically, the heater 60 includes a heating portion 601 and mounting portions 602, the mounting portions 602 are disposed at both ends of the heating portion 601 and perpendicular to the heating portion 601, and the mounting portions 602 of the heater 60 pass through holes provided in the case 201 and are fixed to the case 201 by screws. The extending direction of the heating portion 601 of the heater 60 is parallel to the longitudinal direction of the case 201, and a spiral fin 603 is provided on the outer surface of the heating portion 601 of the heater 60. The mounting portion 602 of the heater 60 is provided with a mounting flange 604 for fitting with the inner wall of the case 201, the diameter of the mounting flange 604 is larger than the diameter of the hole in the case 201 for mounting the heater 60, and the mounting flange 604 abuts against the inner wall of the case 201. A heater gasket for sealing the heater 60 is fitted over the mounting portion 602 of the heater 60.

A temperature sensor for sensing temperature is provided in the case 201, and the temperature sensor is electrically connected to the controller 40 to transmit temperature information detected by the temperature sensor to the controller 40. The controller 40 controls the operation of the cooling device 50 or the heater 60 according to the received temperature information to maintain the temperature within the storage tank 20 within a preset range.

The vending machine 1 is further provided with an ultraviolet lamp 254 for sterilizing the goods in the box body 201, the ultraviolet lamp 254 being disposed in the box body 201 of the storage box 20, the ultraviolet lamp 254 being electrically connected to the controller 40. The ultraviolet lamps 254 extend in parallel to the longitudinal direction of the case 201.

It will be appreciated that some goods, such as steamed stuffed buns, steamed bread and the like, require a certain level of moisture to be maintained during storage to ensure taste. In this embodiment, vending machine 1 also comprises a steam generating assembly 70 for supplying high-temperature steam to storage tank 20. Specifically, as shown in fig. 16-18, the steam generating assembly 70 includes a first water tank 701, an evaporator 702, an evaporation water pump 708, a solenoid control valve 709, and a drain 710. Specifically, the first water tank 701 is used for containing water, the evaporator 702 is used for converting water into high-temperature water vapor, the evaporation water pump 708 is used for supplying water in the first water tank 701 to the evaporator 702, the solenoid control valve 709 is used for controlling the opening and closing of the flow path of the steam generating assembly 70, the discharge pipe 710 is used for discharging water vapor, and the evaporation water pump 708, the evaporator 702 and the solenoid control valve 709 are all electrically connected to the controller 40 to be controlled by the controller 40. The first water tank 701 is connected to an evaporation water pump 708 through a connection pipe, the evaporation water pump 708 is connected to an evaporator 702 through a connection pipe, the evaporator 702 is connected to an electromagnetic control valve 709 through a connection pipe, the electromagnetic control valve 709 is connected to a discharge pipe 710 through a connection pipe, the discharge pipe 710 is disposed in the tank body 201 of the storage tank 20, and a plurality of discharge holes for discharging water vapor are disposed on the discharge pipe 710.

In this embodiment, the steam generating assembly 70 includes two evaporators 702 and an evaporation water pump 708, and three electromagnetic control valves 709 and a discharge pipe 710, the steam generating assembly 70 further includes a water flow divider 712 and a steam flow divider 713, the first water tank 701 is connected to a water inlet of the water flow divider 712 through a connecting pipeline, a water outlet of the water flow divider 712 is connected to the water pump of the evaporators 702 through a connecting pipeline, an air outlet of the evaporators 702 is connected to an air inlet of the steam flow divider 713 through a connecting pipeline, and an air outlet of the steam flow divider 713 is connected to the electromagnetic control valve 709 through a connecting pipeline.

The evaporator 702 comprises an evaporator housing 703, the evaporator housing 703 is made of aluminum, the evaporator housing 703 is provided with an evaporator water inlet 704, an evaporator air outlet 705 and a heating electrode 706, and the heating electrode 706 is connected to the controller 40. The evaporator 702 further comprises an evaporation sensor 707 for sensing the temperature inside the evaporator housing 703, and the evaporation sensor 707 is disposed inside the evaporator housing 703 made of aluminum and electrically connected to the controller 40 to transmit the detected temperature information to the controller 40.

The humidity sensor for sensing humidity is disposed in the box 201, the humidity sensor is electrically connected to the controller 40 to transmit the detected humidity information to the controller 40, and the controller 40 controls the operation of the steam generating assembly 70 according to the received humidity information to maintain the humidity in the storage box 20 within a preset range.

The storage box 20 is further provided with an exhaust assembly 255 for rapidly adjusting the humidity inside the box 201, as shown in fig. 19 to 21, the box 201 of the storage box 20 is provided with an exhaust port 279 for exhausting air, and the exhaust assembly 255 is mounted to the exhaust port 279. The exhaust assembly 255 includes an exhaust fan 256, an exhaust motor 258, an exhaust decelerating mechanism 259, an exhaust sliding door 260, an exhaust sliding rail assembly 261, and an exhaust transition duct 267. Specifically, the length of the exhaust transition duct 267 is the same as the thickness of the insulating layer 235, one end of the exhaust transition duct 267 is fixedly connected to the exhaust port 279, the other end of the exhaust transition duct 267 is flush with the outer wall of the insulating layer 235, the exhaust slide rail assembly 261 is installed at the end of the exhaust transition duct 267 flush with the outer wall of the insulating layer 235, the exhaust slide door 260 is slidably installed in the exhaust slide rail assembly 261, the exhaust speed reducing mechanism 259 is installed on the exhaust mounting bracket 268 fixed to the exhaust slide rail assembly 261, the exhaust motor 258 is fixed to the exhaust speed reducing mechanism 259, and a motor shaft of the exhaust motor 258 is connected to an exhaust decelerating mechanism 259, an output shaft of the exhaust decelerating mechanism 259 is perpendicular to the sliding direction of the exhaust sliding door 260, a discharge driving gear 269 is provided thereon, the discharge driving gear 269 being engaged with a discharge rack 270 provided on the discharge sliding door 260 to drive the discharge sliding door 260, the discharge rack 270 being provided in parallel with the sliding direction of the discharge sliding door 260. The exhaust fan 256 is fixed to the exhaust slide rail assembly 261 facing the exhaust port 279, and when the exhaust slide door 260 is driven to open, the exhaust fan 256 is activated, and the exhaust fan 256 can rapidly draw out air having a high humidity in the cabinet 201, reducing the humidity in the cabinet 201 in a short time. The output shaft of the discharge speed reducing mechanism 259 is provided at one end with a discharge rack 270 and at the other end with a discharge cam portion 277, and the discharge cam portion 277 is engaged with a discharge trigger switch 278 fixed to the discharge speed reducing mechanism 259 for detecting the position of the output shaft of the discharge speed reducing mechanism 259. The discharge cam unit 277 continuously triggers the discharge trigger switch 278 during rotation, and the position of the output shaft of the discharge speed reduction mechanism 259 can be determined based on the state of the discharge trigger switch 278. The exhaust motor 258 and the exhaust trigger switch 278 are electrically connected to the controller 40.

Further, exhaust slide rail assembly 261 includes an exhaust slide rail mounting base 262, a first exhaust slide rail seal 263, two exhaust slide rail intermediate platens 257, two second exhaust slide rail seals 265, and two exhaust slide rail platens 266. Specifically, the exhaust slide rail mounting base 262 is fixed to one end of the exhaust transition channel 267, which is far away from the exhaust outlet 278, an opening matched with the exhaust transition channel 267 is formed in the exhaust slide rail mounting base 262, the first exhaust slide rail sealing element 263 is connected to the exhaust slide rail mounting base 262 and located between the exhaust slide door 260 and the exhaust slide rail mounting base 262 to seal a gap between the two, the first exhaust slide rail sealing element 263 includes two parallel-arranged exhaust longitudinal sealing strips 271 and two parallel-arranged exhaust transverse sealing strips 272, the exhaust longitudinal sealing strips 271 and the exhaust transverse sealing strips 272 are arranged along the circumferential direction of the opening of the exhaust slide rail mounting base 262, and the first exhaust slide rail sealing element 263 is an integrated single component. The exhaust slide rail intermediate pressure plate 257 is connected to the first exhaust slide rail seal 263 and is located on both sides of the exhaust slide rail mounting base 262 to limit the exhaust slide door 260. The second exhaust slide rail seal 265 is connected to the exhaust slide rail intermediate platen 257, and the second exhaust slide rail seal 265, the exhaust slide rail intermediate platen 257 and the first exhaust slide rail seal 263 form a chute into which the exhaust slide door 260 is slidably mounted. The exhaust slide rail slide clamp plate 266 is connected to a second exhaust slide rail seal 265, and the exhaust slide rail mounting base 262, the first exhaust slide rail seal 263, the two exhaust slide rail intermediate clamp plates 257, the two second exhaust slide rail seals 265, and the two exhaust slide rail slide clamp plates 266 are fixed by screws. The exhaust fan 256 is secured to an exhaust slide ramp platen 266.

In the present embodiment, a first water level sensor for sensing the amount of water stored in the first water tank 701 is provided in the first water tank 701, and the first water level sensor is electrically connected to the controller 40 to transmit information on the detected amount of water remaining in the first water tank 701 to the controller 40. The first water tank 701 is provided with a water outlet and a water inlet, and the water inlet of the first water tank 701 is connected to the water flow diverter 712 through a connection pipe. The vending machine 1 is further provided with a water pumping assembly 80, the water pumping assembly 80 comprises a first water pump 801, a first connector 802, a mounting housing 803 and a connecting door 804, the cabinet 10 is provided with a connecting window 109, the mounting housing 803 is fixed in the cabinet 10 and located behind the connecting window 109, the connecting door 804 is rotatably mounted to the connecting window 109, the connecting door 804 is further provided with a third locking member 805, and the connecting door 804 can be locked to the cabinet 10 or released from the cabinet 10 by operating the third locking member 805. The first connector 802 is used for connecting an external connecting pipeline; the first joint 802 and the first water pump 801 are fixed to the mounting case 803, the first water pump 801 is electrically connected to the controller 40, the water inlet of the first water tank 701 is connected to the water outlet of the first water pump 801 through a connection pipe, and the water inlet of the first water pump 801 is connected to the first interface. An external water source is connected to the first joint 802 through a connection pipe, the first water pump 801 is turned on, and the first water pump 801 pumps the external water source into the first water tank 701. In the present embodiment, the first water tank 701 is located at a lower portion inside the cabinet 10.

High-temperature water vapor in the storage tank 20 flows out from the commodity outlet 202 after being condensed, the vending machine 1 of the present embodiment is further provided with a wastewater collection assembly 90 for collecting wastewater flowing out of the storage tank 20, as shown in fig. 2 and fig. 18, the wastewater collection assembly 90 includes a water accumulation box 901 and a second water tank 902, the water accumulation box 901 is located below the commodity outlet 202 of the box body 201, the water accumulation box 901 is connected to the second water tank 902 through a connecting pipeline, the wastewater flows out of the commodity outlet 202 and drops into the water accumulation box 901, and the wastewater in the water accumulation box 901 is collected into the second water tank 902 through the connecting pipeline. A second water level sensor for sensing the amount of water stored in the second water tank 902 is provided in the second water tank 902, and the second water level sensor is electrically connected to the controller 40 to transmit information on the detected amount of water remaining in the second water tank 902 to the controller 40. The second water tank 902 is provided with a water outlet and a water inlet, the water inlet of the second water tank 902 is connected to the water collecting box 901 through a connecting pipeline, the water pumping assembly 80 further comprises a second water pump 806 and a second joint 807, the second water pump 806 and the second joint 807 are fixed to the mounting shell 803, the second water pump 806 is electrically connected to the controller 40, the water outlet of the second water tank 902 is connected to the water inlet of the second water pump 806 through a connecting pipeline, and the water outlet of the second water pump 806 is connected to the second joint. The drain pipe is connected to the second joint 807, the second water pump 806 is turned on, and the second water pump 806 pumps the waste water in the second water tank 902 to the vending machine 1. In the present embodiment, the second water tank 902 is located at a lower portion inside the cabinet 10.

A second embodiment of vending machine 1a is shown in fig. 22-29, and as shown in fig. 22-23, vending machine 1a comprises: a cabinet 10a, a storage box 20a, a connection passage 30a, a controller 40a, a refrigerating device 50a, a heater 60a, and a steam generation assembly 70 a. The storage box 20a includes a box body 201a, a plurality of conveying mechanisms 202a, and an automatic door assembly 204a for opening and closing a commodity outlet 203a provided on the box body 201a and used for passing commodities, wherein the storage box 20a is provided with a fetching window 101a on the front surface of the box body 10a, the connecting passage 30a is used for connecting the storage box 20a and the fetching window 101a on the box body 10a, the storage box 20a includes a box body 201a, a plurality of conveying mechanisms 202a, and the automatic door assembly 204a is used for opening and closing the commodity outlet 203a provided on the box body 201a and used for passing commodities, and the storage box 20a, the automatic door assembly. The difference from the first embodiment is that, in the present embodiment, the steam generating module 70a is disposed in the case 201a of the storage box 20a, as shown in fig. 24 to 26, the steam generating module 70a includes a water storage box 701a for containing water and an auxiliary heater 702a, the auxiliary heater 702a is disposed in the water storage box 701a to heat the water in the water storage box 701a to generate steam, and the auxiliary heater 702a is electrically connected to the controller 40 a. Specifically, the water storage box 701a is provided with a box cover 703a, the box cover 703a is detachably attached to the water storage box 701a, and the box cover 703a is provided with a plurality of air vents 704a for passing water vapor therethrough. The water storage box 701a is disposed at the bottom of the box 201a and below the conveyor assembly 202 a.

The case 201a is further provided with an exhaust assembly 205a, and the mechanism of the exhaust assembly 205a is the same as that of the exhaust assembly 255 in embodiment 1.

The box 201a is also provided with a pushing assembly 206 a. As shown in fig. 27 to 29, the pushing assembly 206a is used for pushing the articles sliding off the conveying mechanism 202a, so as to push the sliding articles to the article outlet 203a and push the articles to the outside of the box 201a through the article outlet 203a for the user to take the articles.

As a specific structure, the pushing assembly 206a described above includes: a pushing motor 207a, a driving pulley 208a, a driven pulley 209a, a timing belt 210a, a pushing plate 211a, a sliding block 212a, and a guide column 213 a. After the article slides up from the conveyance mechanism 202a, the push plate 211a is used to push the slid article to the article outlet 203 a. The sliding block 212a is used for moving the pushing plate 211 a. The guiding column 213a is used to guide the sliding block 212a and thus the pushing plate 211a to move, so that the pushing plate 211a moves toward the product outlet 203 a. Specifically, the box 201a is provided with two guide post mounts 214 a. Both ends of the guide column 213a are mounted to the two guide column mounting brackets 214a, respectively. The pushing motor 207a is mounted to the case 201 a. The capstan 208a is fixed to the motor shaft of the pushing motor 207 a. Driven pulley 209a is rotatably coupled to housing 201 a. The timing belt 210a is fitted around the driving pulley 208a and the driven pulley 209 a. The sliding block 212a is formed with a guide hole. The sliding block 212a is fitted to the outer circumference of the guide post 213a through the guide hole to be slidably coupled to the guide post 213 a. The pushing plate 211a is fixed to the sliding block 212 a.

Further, the slider 212a is also fixed to the timing belt 210 a. Specifically, the sliding block 212a is fixed to the timing belt 210a by screws.

Further, the pushing component 206a further includes a fixing post 215 a. The pushing plate 211a is fixed to one end of the fixing post 215 a. The other end of the fixed post 215a is fixed to the slider 212 a. The case 201a is formed with a first guide groove. The first guide groove is used for the fixed column 215a to pass through. A protective plate 216a is also provided inside the case 201 a. The protective plate 216a is used to protect the box body 210a to prevent the pushing block 212a from directly contacting the box body 201a to generate friction and wear the box body 201 a. The protection plate 216a is formed with a second guide groove 217 a. The second guiding groove 217a is used for the fixing post 215a passing through the first guiding groove to pass through to connect the pushing plate 211 a. The outer side of the box 201a is also provided with a push sealing strip 218 a. The push seal 218a is used to seal the box 201a to prevent solid particles such as dust from entering the box 201 a. The push seal 218a is formed with a third guide groove 219 a. The third guide groove 218a is used for allowing the fixing post 215a to pass through the first guide groove and the second guide groove 217a in sequence. Specifically, the extending directions of the guide column 213a, the first guide groove, the second guide groove 217a, and the third guide groove 218a are parallel to each other. The pushing plate 211a and the product outlet 203a are parallel to each other.

Specifically, the pushing motor 207a drives the driving pulley 208a to rotate, and further drives the timing belt 210a to rotate. The timing belt 210a rotates to move the sliding block 212a along the extending direction of the guide post 213 a. When the sliding block 212a moves, the pushing plate 211a is driven by the fixed column 215a to move, so that the product sliding down from the conveying mechanism 202a is pushed to the product outlet 203 a.

As shown in fig. 30 to 32, a packaging bag 3c for packaging food such as steamed stuffed bun and steamed bread is provided. The packing bag 3c for packing food is mainly made of food grade PP (polypropylene) non-woven fabric, PLA (polylactic acid) fiber, and specifically, the packing bag 3c for packing food includes an upper packing layer 10c and a lower packing layer 11c, the upper packing layer 10c and the lower packing layer 11c are connected to each other in a circumferential direction and form a first receiving space for receiving food between the upper packing layer 10c and the lower packing layer 11c, the upper packing layer 10c includes a first PLA fiber layer 13c and a first PP non-woven fabric layer 12c, and the lower packing layer 11c includes a second PLA fiber layer 14c and a second PP non-woven fabric layer 15 c. The first PLA fiber layer 13c and the second PLA fiber layer 14c are provided with a plurality of first air holes, and the diameter of each first air hole is greater than or equal to 3 micrometers and less than or equal to 8 micrometers, and in this embodiment, the diameter of each first air hole is 5 micrometers. The first PP non-woven fabric layer 12c and the second PP non-woven fabric layer 15c are provided with a plurality of second ventilation holes, and the diameter of the second ventilation holes is greater than or equal to 5 micrometers and less than or equal to 10 micrometers, in this embodiment, the diameter of the second ventilation holes is 8 micrometers.

Further, a first PLA fiber layer 13c is located below the first PP nonwoven layer 12c, and a second PLA fiber layer 14c is located above the second PP nonwoven layer 15 c.

The packing bag 3c for packing food further includes a sealing layer 16c, and a second receiving space is formed inside the sealing layer 16c to receive the upper packing layer 10c and the lower packing layer 11 c. The sealing layer 16c includes an upper sealing layer 17c and a lower sealing layer 18 c. The upper seal layer 17c and the lower seal layer 18c are connected to each other in the circumferential direction and form a second accommodation space for accommodating the upper package layer and the lower package layer between the upper seal layer 17c and the lower seal layer 18 c. Sealing layer 16c is made of kraft paper.

Preferably, the upper and lower packing layers 10c and 11c are connected to each other by ultrasonic welding, and the upper and lower sealing layers 17c and 18c are connected to each other by ultrasonic welding.

Alternatively, the upper and lower packing layers 10c and 11c are attached to each other by sewing, and the upper and lower sealing layers 17c and 18c are attached to each other by sewing.

Sealing layer 16c is used to protect the food product during its refrigeration and transport, and sealing layer 16c is removed prior to placement in the vending machine.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It should be understood by those skilled in the art that the above embodiments do not limit the present invention in any way, and all technical solutions obtained by adopting equivalent replacement or equivalent transformation fall within the protection scope of the present invention.

Claims (10)

1. The utility model provides an automatic vending machine, includes the cabinet body, be equipped with the window of taking that supplies the customer to take commodity on the cabinet body, its characterized in that, automatic vending machine still includes: a storage box for storing goods, a connection passage for connecting the storage box and a taking window on the cabinet body, a heater for heating the storage box, a steam generation assembly for connecting to the storage box to deliver water vapor to the storage box, a refrigeration device for connecting to the storage box to supply cold air to the storage box, and a controller electrically connected with the storage box, the heater, the steam generation assembly and the refrigeration device to control the storage box, the heater, the steam generation assembly and the refrigeration device; the storage box, the connecting channel, the steam generating assembly, the refrigerating device and the controller are arranged in the cabinet body; the storage box comprises a box body, a plurality of conveying mechanisms and an automatic door assembly for opening and closing a commodity outlet which is arranged on the box body and used for commodity passing; one surface of the box body is open, and the conveying mechanism is installed to the box body in a sliding mode from the open surface of the box body; the automatic door assembly is mounted to the box; the heater is arranged in the box body; the conveying mechanism comprises a mounting end plate and a plurality of conveying assemblies mounted to the mounting end plate; the storage bin further comprising a plurality of locking assemblies for locking the conveyor to the bin; the locking assembly comprises a first locking member and a second locking member; one of the first and second locking members is fixed to the mounting end plate; the other of the first locking member and the second locking member is fixed to the case.

2. The vending machine of claim 1,

the first locking component is a locking snap ring; the second locking part is a locking buckle; one of the locking snap ring and the locking snap ring is secured to the mounting end plate; the other of the locking snap ring and the locking snap ring is fixed to the case.

3. The vending machine of claim 2,

the storage box further comprises a support frame for guiding and supporting the conveying mechanism; the supporting frame comprises two guide rods which are arranged in parallel and used for guiding the conveying mechanism and two supporting rods which are arranged in parallel and used for supporting the conveying mechanism; the guide rod and the support rod are connected end to form the support frame; a first box body sealing piece which is abutted and matched with the conveying mechanism to seal the box body is fixed on one of the supporting rods close to the opening of the box body; the first box seal is located between the mounting end plate and the support bar proximate the opening of the box.

4. The vending machine of claim 3,

the storage box also comprises a box body sealing component which is arranged in the box body and is used for sealing the box body; the box body sealing assembly comprises a box body sealing frame and a second box body sealing piece mounted on the box body sealing frame; the box body sealing frame is arranged at one end of the opening of the box body; the second box sealing element is fixedly mounted on the box sealing frame and is positioned between the box sealing frame and the mounting end plate of the conveying assembly.

5. The vending machine of claim 4,

a temperature sensor for detecting the internal temperature of the storage box and a humidity sensor for detecting the internal humidity of the storage box are arranged in the storage box; the temperature sensor and the humidity sensor are electrically connected to the controller.

6. The vending machine of claim 1,

the cabinet body comprises an interaction device which is arranged on the front side of the cabinet body and is used for being operated by customers; the interaction device is electrically connected to the controller; the interaction device comprises a key for a customer to operate a next arrival instruction and a display screen for displaying commodity information for the customer to view.

7. The vending machine of claim 1,

the vending machine further comprises an ultraviolet light; the ultraviolet lamp is arranged in the storage box; the ultraviolet lamp is electrically connected to the controller; the extending direction of the ultraviolet lamp is parallel to the longitudinal direction of the box body.

8. The vending machine of claim 1,

the storage box is obliquely arranged in the cabinet body; the goods outlet is located at a lower side of the storage box which is inclined.

9. The vending machine of claim 1,

the cabinet body comprises an access door for maintenance personnel to open for maintenance management of the vending machine; the access door is rotatably arranged on the front side of the cabinet body; the access door is provided with a first locking piece for locking the access door to the cabinet body; the controller is arranged at the access door.

10. The vending machine of claim 1,

the storage box also comprises an insulating layer; the heat-insulating layer wraps the box body; the heat preservation layer is fixed to the box body through a clamp.

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