WO2020087992A1 - 自动盒饭机 - Google Patents

自动盒饭机 Download PDF

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Publication number
WO2020087992A1
WO2020087992A1 PCT/CN2019/096778 CN2019096778W WO2020087992A1 WO 2020087992 A1 WO2020087992 A1 WO 2020087992A1 CN 2019096778 W CN2019096778 W CN 2019096778W WO 2020087992 A1 WO2020087992 A1 WO 2020087992A1
Authority
WO
WIPO (PCT)
Prior art keywords
lunch box
sensor
take
storage rack
automatic
Prior art date
Application number
PCT/CN2019/096778
Other languages
English (en)
French (fr)
Inventor
王滨
陈昆嵘
赖航
廖欣
叶志坚
曾定付
Original Assignee
天津友创宝科技有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 天津友创宝科技有限公司 filed Critical 天津友创宝科技有限公司
Publication of WO2020087992A1 publication Critical patent/WO2020087992A1/zh

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Classifications

    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07F—COIN-FREED OR LIKE APPARATUS
    • G07F11/00—Coin-freed apparatus for dispensing, or the like, discrete articles
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07F—COIN-FREED OR LIKE APPARATUS
    • G07F11/00—Coin-freed apparatus for dispensing, or the like, discrete articles
    • G07F11/62—Coin-freed apparatus for dispensing, or the like, discrete articles in which the articles are stored in compartments in fixed receptacles
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07F—COIN-FREED OR LIKE APPARATUS
    • G07F11/00—Coin-freed apparatus for dispensing, or the like, discrete articles
    • G07F11/72—Auxiliary equipment, e.g. for lighting cigars, opening bottles
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07F—COIN-FREED OR LIKE APPARATUS
    • G07F9/00—Details other than those peculiar to special kinds or types of apparatus
    • G07F9/10—Casings or parts thereof, e.g. with means for heating or cooling

Definitions

  • the utility model relates to the technical field of automatic vending machines, in particular to an automatic lunch box machine.
  • the lunch box machine is usually provided with one or more pickup ports, so that the user can take away the lunch box.
  • Each pickup port is correspondingly provided with a cabinet door.
  • the cabinet door of the existing box lunch machine cannot be closed in time, which results in the loss of heat inside the box lunch machine, which is not conducive to the insulation of the box lunch.
  • An automatic lunch box machine includes a box body, a storage rack and an ejection device, the storage rack and the ejection device are provided in the box body, the box body is provided with a plurality of outlets, the taking A cabinet door is hinged above the exit, the box is further provided with a pallet, the pallet is located below the take-out port, and the distance between the pallet and the take-out port is greater than or equal to the thickness of the box lunch, so
  • the ejection device is used to open the cabinet door and push out the lunch box placed on the storage shelf from the take-out port, when the lunch box falls from the take-out port onto the pallet, the push-out The device retracts to close the cabinet door.
  • the above-mentioned automatic lunch box machine is provided with a pallet under the take-out port, and the distance between the pallet and the edge of the take-out port is greater than or equal to the thickness of the lunch box, when the lunch box is pushed out by the pushing device and falls from the take-out port to the pallet No matter whether the lunch box is taken away, the cabinet door can be closed in time to reduce the heat exchange between the automatic lunch box machine and the external environment.
  • an in-situ sensor is provided on the pallet, and the in-situ sensor is used to detect whether a lunch box is located on the pallet.
  • the automatic lunch box machine further includes a number of electromagnetic locks, the electromagnetic locks include phase A matching latch and a lock hole, the latch is provided on one side of the take-out opening, the lock hole is provided on the cabinet door, and when the cabinet door is closed to the take-out opening, the lock The latch can selectively extend into or out of the lock hole.
  • the electromagnetic locks include phase A matching latch and a lock hole
  • the latch is provided on one side of the take-out opening
  • the lock hole is provided on the cabinet door, and when the cabinet door is closed to the take-out opening, the lock The latch can selectively extend into or out of the lock hole.
  • the automatic lunch box machine further includes a plurality of door status sensors, each of the door status sensors is provided on one side of one of the take-out openings, and the cabinet door is provided with An induction piece, when the induction piece is located in the detection area of the door state sensor, the door state sensor detects a cabinet door closing signal and transmits the cabinet door closing signal to a corresponding electromagnetic lock.
  • the end of the latch is chamfered.
  • the storage rack has a multi-layer support mechanism, each of the support mechanism includes a number of storage units for placing lunch boxes.
  • the automatic lunch box machine further includes a plurality of liquid guiding grooves provided in the box body, the liquid guiding grooves are provided in one-to-one correspondence with the supporting mechanism, the liquid guiding grooves Containing a heat conductive medium for heating the lunch box;
  • the lifting device is used to drive the storage rack to move up and down, when the lifting device drives the storage rack to descend, the supporting mechanism can carry the lunch box to move down so that the lunch box is immersed in the corresponding In the liquid guiding tank; when the lifting device drives the storage rack to rise, the supporting mechanism can carry the bento up to move the bento away from the liquid guiding tank and opposite to the take-out port.
  • the lifting device includes a first fixed plate, a movable plate, a second fixed plate, a number of support columns, a screw and a drive assembly
  • the first fixed plate is provided in the box
  • the plurality of support columns are provided on the first fixed plate
  • the movable plate is sleeved on the support columns
  • the second fixed plate is connected to an end of the support column away from the first fixed plate
  • the The screw is respectively rotatably connected to the first fixed plate and the second fixed plate, and the screw is threadedly engaged with the movable plate
  • the driving assembly is used to drive the screw to rotate so that the movable plate moves along the
  • the support column is raised and lowered
  • the movable plate is connected with a lifting rod
  • the lifting rod is connected to the storage rack.
  • the lifting device further includes a plurality of detection components, the detection component includes two sensing elements and a detection bar, the detection bar is provided on the movable board, two of the sensing The elements are respectively provided on the first fixed plate and the second fixed plate, and the detection strip can follow the movement of the movable plate and enter the detection area of the sensing element.
  • the automatic lunch box machine further includes:
  • the rotating device includes a motor and a transmission component, and the motor can drive the storage rack to rotate through the transmission component;
  • the detection device includes a detection element and an induction disk, the detection element includes a first sensor and a second sensor arranged at intervals, the induction disk can rotate synchronously with the storage rack, the induction disk is provided along the circumferential direction A plurality of positioning teeth, each of the positioning teeth is corresponding to one of the storage units, the positioning teeth include a first positioning tooth and a second positioning tooth, the first positioning tooth can be used by the first sensor and One of the second sensors detects that the second positioning tooth can be simultaneously detected by the first sensor and the second sensor:
  • the number of the first positioning teeth is 1, the number of the second positioning teeth is multiple, in the initial state, the first positioning teeth are located in the first sensor or the second sensor Within the detection area, and one of the storage units is aligned with the take-out opening; or,
  • the number of the first positioning teeth is plural, and the number of the second positioning teeth is 1, in the initial state, the second positioning teeth are located at the same time as the first sensor and the second In the detection area of the sensor, and one of the storage units is aligned with the take-out opening.
  • FIG. 1 is a schematic structural view of an automatic lunch box machine in an embodiment
  • FIG. 2 is a partial structural schematic view of the automatic box lunch machine shown in FIG. 1 with the door removed;
  • FIG. 3 is a schematic structural view of a storage rack in the automatic lunch box shown in FIG. 2;
  • FIG. 4 is a schematic structural view of a supporting mechanism in the storage rack shown in FIG. 3;
  • FIG. 5 is a schematic structural view of a storage unit in the storage rack shown in FIG. 3;
  • FIG. 6 is a schematic structural view of a first embodiment of a supporting structure in the storage rack shown in FIG. 3;
  • FIG. 7 is a schematic structural view of a second embodiment of a supporting structure in the storage rack shown in FIG. 3;
  • FIG. 8 is a partial schematic structural view of the heating device in the automatic lunch box shown in FIG. 2;
  • FIG. 9 is a schematic view of the structure of the liquid guiding groove in the heating device shown in FIG. 8;
  • FIG. 10 is a schematic structural view of the lifting device in the automatic lunch box shown in FIG. 2;
  • FIG. 11 is a schematic structural view of a rotating device and a detecting device in the automatic lunch box shown in FIG. 2;
  • FIG. 12 is a schematic structural diagram of a first embodiment of an induction disc in the detection device shown in FIG. 11;
  • FIG. 13 is a schematic structural view of a second embodiment of an induction disc in the detection device shown in FIG. 11;
  • FIG. 14 is a partial schematic structural view of the automatic lunch box shown in FIG. 1;
  • FIG. 15 is a partial structural schematic view of another perspective of the automatic lunch box machine shown in FIG. 1 with the box door removed;
  • FIG. 16 is an enlarged view at A in FIG. 14;
  • FIG. 17 is a schematic structural view of an ejection device in the automatic lunch box shown in FIG. 15;
  • FIG. 18 is an exploded schematic view of the ejection device shown in FIG. 17.
  • the storage rack of the utility model can be applied to a vending machine for placing goods for sale.
  • the storage rack is applied to an automatic lunch box machine.
  • the automatic lunch box 1000 includes a storage rack 100, a heating device 300, a lifting device 400 and a box 500.
  • the box 500 is provided with a number of outlets 510
  • the storage rack 100 is provided in the box 500
  • the storage rack 1 00 has a multi-layer supporting mechanism 20, and the supporting mechanism 20 is used for placing a lunch box.
  • the heating device 300 is disposed in the box 500.
  • the heating device 300 includes a plurality of liquid guide grooves 310, which are provided corresponding to the supporting mechanism 20-, and the liquid guide grooves 310 contain a heat conductive medium for heating the lunch box.
  • the lifting device 400 is used to drive the storage rack 100 up and down.
  • the supporting mechanism 20 can carry the lunch box down so that the lunch box is immersed in the corresponding liquid guiding groove 310; when the lifting device 400 drives When the storage rack 100 rises, the supporting mechanism 20 can carry the lunch box up so that the lunch box leaves the liquid guiding tank 310 and faces the take-out port 510, so that the lunch box placed on the holding mechanism 20 is taken out from the take-out port 510.
  • the automatic lunch box 1000 since the automatic lunch box 1000 includes-a correspondingly provided supporting mechanism 20 and liquid guide tank 31
  • the storage rack 100 is driven by the lifting device 400, so that the packed lunch placed in the supporting mechanism 20 is immersed in the heat conduction medium in the liquid guiding groove 310, so as to heat the packed lunch.
  • the lifting device 400 can drive the overall movement of the storage rack 100, so that the packed lunch stored in the supporting mechanism 20 is moved to the corresponding outlet 510, which effectively improves the efficiency of taking out the packed lunch and shortens the waiting time of the user.
  • the box body 500 has a rectangular parallelepiped structure as a whole, and the box body 500 is provided with a box door 520.
  • the box door 520 is opened, and the box lunch is placed in the supporting mechanism 20 on the storage rack 100.
  • a support frame is provided in the box 500, and the liquid guiding groove 310 is fixed on the support frame.
  • the storage rack 100 includes a central axis 10 and a plurality of support mechanisms 20, a plurality of support mechanisms 20 are spaced along the axial direction of the central axis 10, and the support mechanism 20 includes a support structure 21 And a plurality of storage units 22 provided in the support structure 21, the support structure 21 includes a mounting base 211, a plurality of connecting rods 212 and a load-bearing frame 213, the mounting base 211 is detachably sleeved on the central shaft 10, and the connecting rod 212 is connected to the mounting base at one end 211. The other end is connected to the load-bearing frame 213, and a plurality of connecting rods 212 are distributed radially with the central axis 10 as the center.
  • the storage unit 22 is detachably connected to the load-bearing frame 213.
  • the storage unit 22 is detachably connected with the load-bearing frame 213, so that the storage rack 100 is convenient for disassembly and assembly, and the structure is simplified .
  • each cargo is stored in an independent storage unit 22, which is helpful for precise control of the shipping process.
  • the storage rack 100 is a frame structure as a whole, which is lighter in weight. , Easy to install and transport.
  • the supporting mechanism 20 is arranged at intervals along the axial direction of the central shaft 10.
  • the central shaft 10 is a column with a hollow structure, and the connecting rod 212 and the load-bearing frame 213 are aluminum profiles to reduce the total weight of the storage rack 100.
  • Connecting rod Both ends of 212 are welded to the mounting base 211 and the load-bearing frame 213 respectively.
  • both ends of the connecting rod 212 are provided with bending sections, one of which is welded to the surface of the mounting base 211 and the other is bent The segments are welded to the load-bearing frame 213.
  • the mounting seat 211 is provided with a mounting hole 211a, and a plurality of connecting members are threaded through the mounting hole 21 a and threaded with the central shaft 10.
  • the mounting base 211 is threaded on the central shaft 10 and slides along the central axis 10 to align the mounting hole 211a with the threaded hole on the central shaft 10, and then the connecting member is threaded through the mounting hole 21 La is screwed to the central shaft 10, so as to realize the detachable connection of the supporting mechanism 20 and the central shaft 10.
  • the supporting structure 21 further includes a reinforcing ring 214, and the reinforcing ring 214 is connected to each connecting rod 212 to increase the strength of the supporting structure 21.
  • the storage unit 22 includes a plurality of mounting bars 221 and a plurality of supporting bars 222, the supporting bar 222 and the mounting bar 221 are arranged at an angle, the mounting bar 221 and the supporting bar 222 are jointly formed for placing goods The accommodating part of 200.
  • the storage rack 100 is applied to an automatic lunch box machine 1000, and accordingly, the cargo 200 is a box lunch.
  • the angle between the support bar 222 and the mounting bar 221 is 90 °, and the support bar 222 and the mounting bar 221 cross each other to form an accommodating portion where the goods 200 are placed.
  • the storage unit 22 has a frame structure, and its structural strength is sufficient to bear the weight of a single cargo 200. At the same time, the storage unit 22 is light in weight, which is beneficial to reduce the total weight of the storage rack 100. It can be understood that the number of the supporting bars 222 is two or more, the multiple supporting bars 222 are arranged in parallel, and the number of the mounting bars 221 is also two or more, and the multiple mounting bars 221 are arranged in parallel .
  • the accommodating portion may be platform-shaped.
  • the accommodating portion has a semi-open structure, on the one hand, it can fix the relative position of the cargo 200, on the other hand, it is convenient to put in or take out the cargo 200.
  • the supporting bar 222 includes a main body 2221, a first shielding part 2222 and a second shielding part 2223, and the first shielding part 2222 and the second shielding part 2223 are bent and provided at both ends of the main body 2221.
  • the first shielding part 2222 and the second shielding part 2223 can clamp and fix the two opposite sides of the cargo 200 to prevent the cargo 200 from falling from the storage unit 22 during the rotation of the storage rack 100.
  • the distance between the first shielding portion 2222 and the second shielding portion 2223 is greater than or equal to the length or width of the cargo 200.
  • the storage unit 22 further includes a limit bar 223 and a cross bar 224, and two ends of the cross bar 224 are respectively connected to one of them
  • the mounting bar 221 and the limit bar 223 include a connecting end 2231 and a free end 2232 arranged at an angle, the connecting end 2231 is provided on the cross bar 224, the free end 2232 is suspended above the main body 2221, and the cargo 200 is placed in the accommodating part At this time, the free end 2232 bears against the upper surface of the cargo 200.
  • the limit bar 223 forms a limit to the thickness direction of the goods 200, so that when the entire storage rack 100 moves along the height direction of the central axis 10, the goods 200 are prevented from falling off from the storage unit 22.
  • cross bar 224 and the support bar 222 have the same structure.
  • the storage unit 22 further includes a reinforcement bar 225, the mounting bar 221 includes a hook portion 2211 and a support portion 2212 connected by bending, and one end of the reinforcement bar 225 is connected to the hook portion 2211, and the other end is connected to the support portion 2212.
  • the reinforcing bar 22 5 and the mounting bar 221 form a triangular structure, which serves to fix and strengthen the support, and prevents the storage unit 22 from being deformed due to long-term gravity or pressure after being placed on the load-bearing frame 213.
  • the load-bearing frame 213 includes a first supporting body 2131, a second supporting body 21 32 and a plurality of vertical rods 2133, the vertical rods 2133 are provided on the first supporting body 2131 and the second Between supports 2132. Both the first support body 2131 and the second support body 2132 are ring-shaped, and both ends of the vertical rod 2133 are welded to the first support body 2131 and the second support body 2132, respectively.
  • This kind of load-bearing frame 213 is light in weight on the premise of meeting the strength requirements.
  • the vertical rod 2133 is provided with a through hole, and the hook portion 2211 is inserted into the through hole.
  • the vertical bar 2133 cooperates with the hook portion 2211 to fix the position of the storage unit 22 and prevent the storage unit 22 from moving on the load-bearing frame 213, which affects the normal operation of the vending machine using the storage rack 100.
  • the hook portion 2211 has a certain length, and the hook portion 2211 and the vertical rod 2133 are not easily separated.
  • the entire load-bearing frame 213 may be square, circular, or polygonal, and a plurality of storage units 22 are symmetrically distributed on the load-bearing frame 213 in the center.
  • the load-bearing frame 213 is a plate-like structure, and the hook portion 2211 overlaps the edge of the load-bearing frame 213.
  • a plurality of limit blocks may be provided on the periphery of the load-bearing frame 213, the hook portion 2211 of the storage unit 22 is suspended on the load-bearing frame 213, and two adjacent limit blocks are connected to the storage unit 22 A limit is formed to prevent the storage unit 22 from moving on the load-bearing frame 213.
  • the heating device 300 further includes a valve assembly 320, the valve assembly 320 includes a plurality of plugs 321, tie rods 322 and power elements 323, each two adjacent liquid guide grooves 310 are provided between Connecting pipe 330
  • Each liquid guiding groove 310 is provided with a liquid outlet 316 corresponding to the position of the upper end of the connecting tube 330, a plug 321 is provided at the liquid outlet 316 of each liquid guiding groove 310, and the liquid guiding groove 310 is provided with a support plate 311,
  • the power element 323 is disposed on the support plate 311 and connected to the pull rod 322.
  • Each plug 321 is connected to the pull rod 322.
  • the power element 323 can drive the plug 321 to open or block the liquid outlet 316.
  • the liquid guiding grooves 310 can communicate with each other.
  • the power element 323 drives the plug 321 to move upward to open the liquid outlet 316, so that the liquid guide medium can be guided by the liquid guide groove located at the upper part
  • the 310 flows into the liquid guiding tank 310 located at the lower part, which is convenient for filling or discharging liquid, and there is no need to provide a separate pipe for each liquid guiding tank 310.
  • the structure is simple and the installation is quick.
  • the valve assembly 320 can realize the synchronous control of the discharging process / injecting process of the plurality of liquid guiding tanks 310, and the efficiency is high.
  • the power element 323 may be a cylinder or a stepping motor.
  • the heating device 300 further includes a liquid storage tank (not shown), the liquid storage tank is disposed below the storage rack 100, and is used to contain the heat conduction medium, and the liquid guiding groove 310 and the liquid storage at the bottom Box connected.
  • the heat conductive medium can be recovered into the liquid storage tank by the liquid guiding tank 310, and the heat conductive medium can be recycled.
  • the liquid outlet 316 is provided on the bottom wall of the liquid guiding tank 310 to ensure that the liquid guiding medium in the liquid guiding tank 310 can be discharged cleanly.
  • the support plate 311 is provided with a sleeve 312, and the plug 321 is passed through the sleeve 312.
  • the plug 321 has a tubular structure, and a flange 321a is formed at the end of the plug 321.
  • the flange 321a bears against the inner wall of the liquid guide groove 310 to prevent the leakage of the heat transfer medium.
  • the flange 321a bears against the end of the sleeve 312, forming a stop for the plug 321.
  • the setting of the sleeve 312 forms a limit to the movement process of the plug 321, while ensuring that the plug 321 remains stable during the movement.
  • a screw passes through the plug 321 and is fixed to the pull rod 322, so that the plug 321 and the pull rod 322 are connected.
  • Each liquid-conducting tank 310 includes a liquid inlet 313 and an overflow pipe 314, the liquid inlet 313 is provided in the support plate 311, the overflow pipe 314 is provided in the bottom wall of the liquid-conducting tank 310, the liquid-conducting medium can be located in the upper layer
  • the overflow pipe 314 of the liquid guiding tank 310 flows into the liquid guiding tank 310 located at the lower layer through the liquid inlet 313. Understandable, please refer to Figure 8, Bit A pipe 340 is connected between the overflow pipe 314 of the upper-level liquid guiding tank 310 and the liquid inlet 313 of the lower-level liquid guiding tank 310.
  • the liquid guide tank 310 at the top communicates with the liquid storage tank, and the heat transfer medium in the liquid storage tank is pumped into the liquid guide tank 310 at the top through the pump body, and then gradually flows into the other from the liquid guide tank 310 at the top The liquid guide groove 310.
  • the overflow pipe 314 of the liquid guiding tank 310 at the bottom communicates with the liquid storage tank.
  • Each liquid guiding groove 310 includes a bottom wall 310a, a first annular side wall 310b and a second annular side wall 310c provided on the bottom wall 310a, the liquid guiding groove 310 is provided with a partition 315, and the partition 315 is in turn Connected to the first annular side wall 310 b, the bottom wall 310 a, and the second annular side wall 310 c, the liquid inlet 313 and the overflow pipe 314 are located on both sides of the partition 315.
  • the above-mentioned setting method makes the heat conducting medium 310 located at the upper layer full, and then the heat conducting medium can flow into the liquid conducting tank 310 located at the lower layer, ensuring that each heat conducting tank 310 can be filled with a sufficient amount of heat conducting medium to carry out the lunch heating.
  • the side wall of the overflow pipe 314 is provided with an overflow hole
  • the liquid guide groove 310 further includes an overflow plate 317
  • the overflow plate 317 is sequentially connected to the second annular side wall 310c, the bottom wall 310a, and the partition 315
  • the height of the overflow plate 317 is lower than the height of the partition plate 315.
  • the overflow pipe 314 does not need to be provided with an overflow hole.
  • the heat transfer medium can It flows into the liquid-conducting tank 310 located in the lower layer.
  • the lifting device 400 includes a first fixed plate 410, a movable plate 420, a second fixed plate 430, a plurality of support columns 440, a screw 450 and a driving assembly 460, the first fixed plate 410 is provided in the box, A plurality of support pillars 440 are disposed on the first fixing plate 410, a movable plate 420 is sleeved on the support pillars 440, a second fixing plate 430 is connected to an end of the support pillar 440 away from the first fixing plate 410, the screw 450 and the first fixing plate 410 are respectively Rotatingly connected with the second fixing plate 430 and threadedly cooperating with the movable plate 420, the driving assembly 460 is used to drive the screw 450 to rotate to move the movable plate 420 along the support column 440, the movable plate 420 is connected with a lifting rod 470, and the lifting rod 470 is connected to ⁇ ⁇ 100 ⁇ 100 storage rack.
  • the first fixed plate 410 is provided
  • the driving assembly 460 drives the screw 450 to rotate, because the screw 450 and the movable plate 420 are screw-fitted
  • the screw 450 can drive the movable plate 420 to move up and down
  • the storage rack 100 is connected to the movable plate 420 through the lifting rod 470.
  • the movable plate 420 moves up and down
  • the storage rack 100 moves up or down accordingly.
  • the supporting column 440 is used to fix the relative positions of the first fixing plate 410 and the second fixing plate 430, and forms a guiding effect on the movable plate 420. It can be understood that the number of the supporting columns 440 is four, and the four supporting columns 440 are symmetrically disposed on the first fixing plate 410 / the second fixing plate 430.
  • the driving assembly 460 includes a first gear 461, a second gear 462, and a rotating electrical machine 463, the first gear 461 and the second gear 462 mesh with each other, the output end of the rotating electrical machine 463 is connected to the first gear 461, the second gear 46 2 Set coaxially with the screw 450.
  • the rotating motor 463 is a geared motor, which can be decelerated when the movable plate 420 is close to ascent or descent, thus preventing an emergency stop from generating large vibrations.
  • the lifting device 400 further includes a detection assembly 480, the detection assembly 480 includes two sensing elements 481 and a detection strip 482, the detection strip 482 is provided on the movable plate 420, the detection strip 482 can follow the movable plate 420 It moves and enters the detection area of the sensing element 481 to determine whether the movable plate 420 moves in place.
  • the two sensing elements 481 are respectively provided on the first fixing plate 410 and the second fixing plate 430.
  • the sensing element 481 is in communication with the controller.
  • the sensing element 481 detects the in-position signal of the rise or fall of the movable plate 420
  • the in-position signal is transmitted to the controller, and the controller sends a stop signal to the drive assembly 460 to realize the movable plate
  • the real-time monitoring of the movement status of 420 prevents the movable plate 420 from exceeding the maximum movement range, causing the storage rack 100 to collide with other components in the box 500.
  • detection bar 482 may be provided, and the projections of the two sensing elements 481 on the top of the box 500 coincide, and the detection bar 482 enters the corresponding sensing element when the movable plate 420 moves upward or downward 481 within the detection area.
  • a detection bar 482 is provided for each sensing element 481.
  • the lifting device 400 further includes a limit block 490, the limit block 490 is sleeved on the support column 440, and the limit block 490 is connected to the first fixed plate 410, the second fixed plate 430 or the movable plate 420.
  • the limit block 490 is clamped between the first fixed plate 410 and the movable plate 420 (or the second fixed plate 430 and the movable plate 420), which can form a limit to the movable plate 420 and prevent the detection assembly
  • 480 fails, the movable board 420 exceeds the maximum lifting stroke.
  • the sensing element 481 includes an optical signal transmitter and an optical signal receiver disposed oppositely, and the detection bar 482 can block the optical signal emitted by the optical signal transmitter.
  • the area between the optical signal transmitter and the optical signal receiver is the detection area.
  • the detection strip 482 enters the detection area, the optical signal from the optical signal transmitter is blocked.
  • the optical signal receiver cannot receive the optical signal, and at this time, the sensing element 481 obtains the in-position signal of the movable plate 420
  • the sensing element 481 may also be a contact sensor or a potentiometer.
  • the first fixing plate 410 and the box body are an integral structure.
  • the first fixing plate 410 is a part of the box, so that one end of the support column 440 can be directly provided on the box.
  • the automatic lunch box 1000 further includes a rotating device 600 and a detecting device 700.
  • the rotating device 600 includes a motor and a transmission assembly 620.
  • the motor can drive the storage rack 100 to rotate through the transmission assembly 620.
  • the detection device 700 includes a detection element 710 and an induction disk 720.
  • the detection element 710 includes a first sensor 711 and a second sensor 712 that are spaced apart.
  • the induction disk 720 can rotate synchronously with the storage rack 100. Each positioning tooth corresponds to one of the storage units 22.
  • the positioning teeth include first positioning teeth 721 and second positioning teeth 722, the first positioning teeth 721 can be detected by one of the first sensor 711 and the second sensor 712, and the second positioning teeth 722 can be detected by the first sensor 711 and The second sensor 712 detects at the same time.
  • the rotating device 600 drives the storage rack 100 to rotate so that one of the storage units 22 is aligned with the take-out port, so that the lunch box placed in the storage unit 22 is taken out from the take-out port.
  • the number of the first positioning teeth 721 is 1, the number of the second positioning teeth 722 is a plurality, in the initial state, the first positioning teeth 721 is located in the first In the detection area of the sensor 711 or the second sensor 712, one of the storage units 22 is aligned with the outlet 510.
  • the induction disk 720 rotates synchronously with the storage rack 100.
  • the detection element 710 detects the second positioning tooth 722
  • it indicates that the next storage unit 22 has reached the position aligned with the take-out port, and the motor stops running, so as to place it in storage
  • the lunch box on the unit 22 is pushed out by the take-out port 510.
  • the detecting element 710 detects the first positioning tooth 721 again, it indicates that the storage rack 100 has rotated once, that is, all the lunches on the storage unit 22 have been removed.
  • the number of the first positioning teeth 721 is plural, the number of the second positioning teeth 722 is 1, and in the initial state, the second positioning teeth 722 are located at the same time
  • a sensor 711 and a second sensor 712 are within the detection area, and one of the storage units 22 is aligned with the outlet.
  • the induction disk 720 rotates synchronously with the storage rack 100.
  • the detection element 710 detects the first positioning tooth 721
  • it indicates that the next storage unit 22 has reached the position aligned with the take-out port, and the motor stops running so as to place it in storage
  • the lunch box on the unit 22 is pushed out by the take-out port 510.
  • the detecting element 710 detects the second positioning tooth 722 again, it indicates that the storage rack 100 has rotated once, that is, all the lunches on the storage unit 22 have been removed.
  • the transmission assembly 620 includes a first transmission member 621 and a second transmission member 622 that mesh with each other, the output end of the motor is connected to the first transmission member 621, the second transmission member 622 is disposed coaxially with the storage rack 100, and the induction disk
  • the 720 is provided with a plurality of arc-shaped grooves 723, and a plurality of connecting members penetrate the arc-shaped groove 723 to fix the sensing plate 720 on the second transmission member.
  • the configuration of the arc-shaped groove 723 facilitates the adjustment of the relative position of the sensing plate 720 and the storage rack 100, so that the positions of the first positioning teeth 721 / second positioning teeth 722 on the sensing plate 720 and the storage unit 22 The location corresponds.
  • Each of the first sensor 711 and the second sensor 712 includes an optical signal transmitter and an optical signal receiver disposed oppositely.
  • the sensing disc 720 rotates, the first positioning tooth 721 / second positioning tooth 722 can selectively block light The optical signal emitted by the signal transmitter.
  • the automatic lunch box 1000 further includes an ejecting device 800, the ejecting device 800 is provided in the box 500, a cabinet door 511 is hinged above the take-out port 510, and the box is further provided with a supporting plate 530 The pallet 530 is located below the take-out port 510, and the distance between the pallet 530 and the take-out port 510 is greater than or equal to the thickness of the lunch box 200.
  • the ejecting device 800 is used to open the cabinet door 511 and place the lunch box 200 on the storage shelf 100 by The take-out port 510 is pushed out, and when the lunch box 200 is dropped from the take-out port 510 onto the pallet 530, the push-out device 800 is retracted to close the cabinet door 511.
  • the cabinet door 511 can be closed in time, reducing heat exchange between the automatic lunch box machine 1000 and the external environment.
  • the in-position sensor 531 is provided on the pallet 530, and the in-position sensor 531 is used to detect whether the lunch box 200 is located on the pallet 530.
  • the in-position sensor 531 is in communication with the controller of the automatic lunch box 1000.
  • the in-position sensor 531 can transmit the signal that the lunch box 200 falls to the pallet 530 to the controller, and the controller sends a retracting signal to the ejection device 800, so that The cabinet door 511 is closed.
  • the automatic lunch box 1000 further includes a plurality of electromagnetic locks 540
  • the electromagnetic lock 540 includes a latch 541 and a lock hole 542
  • a latch 541 is provided on one side of the outlet 510
  • the cabinet door 511 is provided with a lock
  • the latch 541 can selectively extend into the lock hole 542 or exit the lock hole 542.
  • the cabinet door 511 rotates to close the take-out port 510
  • the lock L542 on the cabinet door 511 will face the latch 541, and the electromagnet inside the electromagnetic lock 540 is in a power-off state, so that the latch 541 can extend And insert it into the lock hole 542 to lock the cabinet door 511.
  • the electromagnet inside the electromagnetic lock 540 is energized and drives the latch 541 to be retracted by the lock hole 542, thereby unlocking the cabinet door 511, at this time, the cabinet door 511 can be rotated to open Take the exit 510.
  • the automatic lunch box 1000 further includes a plurality of door status sensors 550, each door status sensor 550 is provided on one side of one of the outlets 510, a sensor piece 551 is provided on the cabinet door 511, when the sensor piece 551 is located on the door
  • the door state sensor 550 detects the cabinet door 511 closing signal and transmits the cabinet door 511 closing signal to the corresponding electromagnetic lock 540.
  • the end of the latch 541 is chamfered to facilitate the alignment of the latch 541 with the lock hole 542.
  • the ejection device 800 includes a mounting base 810, a guide 820, a power element 830, and a pushing component 840.
  • the mounting base 810 is provided on the side wall of the box 500, and the guide 820 is fixedly connected to the mounting base 810.
  • the power element 830 is disposed on the guide 820, the output end of the power element 830 is connected to the pushing component 840, the pushing component 840 is slidably disposed on the guide 820, when the power component 830 drives the pushing component 840 to move toward the take-out port 510,
  • the assembly 840 is pushed to open the cabinet door 511 and the lunch 200 placed on the storage shelf 100 is pushed out from the take-out port 510.
  • the ejection device 800 is installed on the side wall of the box 500 and is disposed toward the take-out port 510. After the user completes an operation such as payment, the power element 830 is activated, and the driving and pushing assembly 840 is driven along the guide 820 toward the take-out port 510. Movement, open the cabinet door 511 and push out the lunch 200. The ejecting device 800 can ensure that the pushing assembly 840 runs smoothly, and prevents the lunch box 200 from being overturned.
  • the pushing component 840 includes a base 841, a plurality of rolling members 842, a first pushing member 843 and a second pushing member 844, the rolling members 842 are symmetrically disposed on both sides of the base 841, and the guiding member 820 is formed with a guiding groove
  • the cabinet door 511 opens the cabinet door 511, and the second pusher 844 pushes out the bento 200.
  • the pushing device 840 can realize the actions of opening the cabinet door 511 and pushing out the bento 200.
  • the ejection device 800 further includes a recovery assembly 850, the recovery assembly 850 is provided between the guide 820 and the cabinet door 511, the recovery assembly 850 can store energy during the process of opening the cabinet door 511, and push Group When the member 840 moves away from the take-out port 510, it is used to drive the cabinet door 511 to close.
  • the recovery assembly 850 includes a connected elastic member 851 and a transmission member 852, and the transmission member 852 is provided with a first limit block 853 and a second limit block 854 at intervals, and the ejection device 800 further includes a stop block 860, a stop block 860 It is located between the first limit block 853 and the second limit block 854, and is used to limit the movement range of the transmission member 852. Specifically, when the stop block 860 is held by the second limit block 854, the cabinet door 511 is opened; when the stop block 860 is held by the first limit block 853, the cabinet door 511 is closed.

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Abstract

一种自动盒饭机（1000），包括箱体（500）、储放架（100）及推出装置（800），储放架（100）和推出装置（800）设于箱体（500）内，箱体（500）开设有若干取出口（510），取出口（510）的上方铰接有柜门（511），箱体（500）还设有托板（530），托板（530）位于取出口（510）的下方，且托板（530）与取出口（510）的间距大于或等于盒饭（200）的厚度，推出装置（800）用于打开柜门（511）并将放置于储放架（100）的盒饭（200）由取出口（510）推出，当盒饭（200）由取出口（510）掉落至托板（530）上时，推出装置（800）缩回以使柜门（511）关闭。上述自动盒饭机（1000），当盒饭（200）被推出装置（800）推出并由取出口（510）掉落至托板（530）上，不论盒饭（200）是否被取走，柜门（511）均能够及时关闭，减少自动盒饭机（1000）与外部环境的热量交换。

Description

自动盒饭机 技术领域
[0001] 本实用新型涉及自动售卖机技术领域， 特别是涉及自动盒饭机。
背景技术
[0002] 盒饭机通常设置有一个或多个取货口， 以便用户取走盒饭。 每一个取货口对应 设置有一个柜门， 然而现有盒饭机的柜门不能及时关闭， 而导致盒饭机内部热 量流失， 不利于盒饭的保温。
发明概述
技术问题
问题的解决方案
技术解决方案
[0003] 基于此， 有必要针对现有盒饭机的柜门不能及时关闭的问题， 提供一种自动盒 饭机。
[0004] 一种自动盒饭机， 包括箱体、 储放架及推出装置， 所述储放架和所述推出装置 设于所述箱体内， 所述箱体开设有若干取出口， 所述取出口的上方铰接有柜门 ， 所述箱体还设有托板， 所述托板位于所述取出口的下方， 且所述托板与所述 取出口的间距大于或等于盒饭的厚度， 所述推出装置用于打开所述柜门并将放 置于所述储放架的盒饭由所述取出口推出， 当所述盒饭由所述取出口掉落至所 述托板上时， 所述推出装置缩回以使所述柜门关闭。
[0005] 上述自动盒饭机， 在取出口的下方设置有托板， 且托板到取出口的边缘的距离 大于或等于盒饭的厚度， 当盒饭被推出装置推出并由取出口掉落至托板上， 不 论盒饭是否被取走， 柜门均能够及时关闭， 减少自动盒饭机与外部环境的热量 交换。
[0006] 在其中一个实施例中， 所述托板上设有在位传感器， 所述在位传感器用于检测 盒饭是否位于所述托板。
[0007] 在其中一个实施例中， 所述自动盒饭机还包括若干电磁锁， 所述电磁锁包括相 匹配的锁闩和锁孔， 所述锁闩设于所述取出口的一侧， 所述锁孔设于所述柜门 上， 当所述柜门闭合至所述取出口时， 所述锁闩能够选择性伸入所述锁孔或退 出所述锁孔。
[0008] 在其中一个实施例中， 所述自动盒饭机还包括若干门状态感应器， 每一个所述 门状态感应器设于其中一个所述取出口的一侧， 所述柜门上设有感应片， 当所 述感应片位于所述门状态感应器的检测区域内时， 所述门状态感应器检测到柜 门关闭信号并将所述柜门关闭信号传递至对应的电磁锁。
[0009] 在其中一个实施例中， 所述锁闩的端部为斜切面。
[0010] 在其中一个实施例中， 所述储放架具有多层承托机构， 每一个所述承托机构包 括若干用于放置盒饭的存储单元。
[0011] 在其中一个实施例中， 所述自动盒饭机还包括若干设于所述箱体内的导液槽， 所述导液槽与所述承托机构一一对应设置， 所述导液槽盛装有导热介质， 用于 对所述盒饭进行加热；
[0012] 升降装置， 用于带动所述储放架升降， 当所述升降装置带动所述储放架下降时 ， 所述承托机构能够承载所述盒饭下移以使得所述盒饭浸入相应的导液槽内； 当所述升降装置带动所述储放架上升时， 所述承托机构能够承载所述盒饭上移 以使得所述盒饭离开所述导液槽并与所述取出口相对。
[0013] 在其中一个实施例中， 所述升降装置包括第一固定板、 活动板、 第二固定板、 若干支撑柱、 螺杆及驱动组件， 所述第一固定板设于所述箱体， 所述若干支撑 柱设于所述第一固定板， 所述活动板套设于所述支撑柱， 所述第二固定板连接 于所述支撑柱远离所述第一固定板的一端， 所述螺杆分别与所述第一固定板和 所述第二固定板转动连接， 且所述螺杆与所述活动板螺纹配合， 所述驱动组件 用于带动所述螺杆转动以使所述活动板沿所述支撑柱升降， 所述活动板连接有 升降杆， 所述升降杆连接于所述储放架。
[0014] 在其中一个实施例中， 所述升降装置还包括若干检测组件， 所述检测组件包括 两个感应元件和检测条， 所述检测条设于所述活动板上， 两个所述感应元件分 别设于所述第一固定板和所述第二固定板， 所述检测条能够跟随所述活动板运 动并进入所述感应元件的检测区域。 [0015] 在其中一个实施例中， 所述自动盒饭机还包括：
[0016] 转动装置， 包括电机和传动组件， 所述电机能够通过所述传动组件带动所述储 放架转动；
[0017] 检测装置， 包括检测元件和感应盘， 所述检测元件包括间隔设置的第一传感器 和第二传感器， 所述感应盘能够与所述储放架同步转动， 所述感应盘沿周向设 有多个定位齿， 每一个所述定位齿与其中一个所述存储单元对应设置， 所述定 位齿包括第一定位齿和第二定位齿， 所述第一定位齿能够被所述第一传感器和 所述第二传感器的其中之一检测到， 所述第二定位齿能够被所述第一传感器和 所述第二传感器同时检测到：
[0018] 所述第一定位齿的个数为 1， 所述第二定位齿的个数为多个， 初始状态时， 所 述第一定位齿位于所述第一传感器或所述第二传感器的检测区域内， 且其中一 个所述存储单元对准所述取出口； 或，
[0019] 所述第一定位齿的个数为多个， 所述第二定位齿的个数为 1， 初始状态时， 所 述第二定位齿同时位于所述第一传感器和所述第二传感器的检测区域内， 且其 中一个所述存储单元对准所述取出口。
发明的有益效果
对附图的简要说明
附图说明
[0020] 图 1为一实施例中自动盒饭机的结构示意图；
[0021] 图 2为图 1所示自动盒饭机去除箱门的局部结构示意图；
[0022] 图 3为图 2所示自动盒饭机中储放架的结构示意图；
[0023] 图 4为图 3所示储放架中承托机构的结构示意图；
[0024] 图 5为图 3所示储放架中存储单元的结构示意图；
[0025] 图 6为图 3所示储放架中支撑结构第一实施例的结构示意图；
[0026] 图 7为图 3所示储放架中支撑结构第二实施例的结构示意图；
[0027] 图 8为图 2所示自动盒饭机中加热装置的局部结构示意图；
[0028] 图 9为图 8所示加热装置中导液槽的结构示意图；
[0029] 图 10为图 2所示自动盒饭机中升降装置的结构示意图； [0030] 图 11为图 2所示自动盒饭机中转动装置和检测装置的结构示意图；
[0031] 图 12为图 11所示检测装置中感应盘第一实施例的结构示意图；
[0032] 图 13为图 11所示检测装置中感应盘第二实施例的结构示意图；
[0033] 图 14为图 1所示自动盒饭机的局部结构示意图；
[0034] 图 15为图 1所示自动盒饭机中去除箱门另一视角的局部结构示意图；
[0035] 图 16为图 14中 A处的放大图；
[0036] 图 17为图 15所示自动盒饭机中推出装置的结构示意图；
[0037] 图 18为图 17所示推出装置的爆炸示意图。
发明实施例
本发明的实施方式
[0038] 为了便于理解本实用新型， 下面将参照相关附图对本实用新型进行更全面的描 述。 附图中给出了本实用新型的较佳实施方式。 但是， 本实用新型可以以许多 不同的形式来实现， 并不限于本文所描述的实施方式。 相反地， 提供这些实施 方式的目的是使对本实用新型的公开内容理解的更加透彻全面。
[0039] 需要说明的是， 当元件被称为“固定于”另一个元件， 它可以直接在另一个元件 上或者也可以存在居中的元件。 当一个元件被认为是“连接”另一个元件， 它可以 是直接连接到另一个元件或者可能同时存在居中元件。 本文所使用的术语“垂直 的”、 “水平的”、 “左”、 “右”以及类似的表述只是为了说明的目的， 并不表示是 唯一的实施方式。
[0040] 除非另有定义， 本文所使用的所有的技术和科学术语与属于本实用新型的技术 领域的技术人员通常理解的含义相同。 本文中在本实用新型的说明书中所使用 的术语只是为了描述具体的实施方式的目的， 不是旨在于限制本实用新型。 本 文所使用的术语“及 /或”包括一个或多个相关的所列项目的任意的和所有的组合
[0041] 本实用新型储放架可应用于自动售货机， 用于放置待售货物。 在一实施例中， 将该储放架应用于自动盒饭机。
[0042] 请参阅图 1和图 2， 自动盒饭机 1000包括储放架 100、 加热装置 300、 升降装置 40 0及箱体 500。 箱体 500设有若干取出口 510， 储放架 100设于箱体 500内， 储放架 1 00具有多层承托机构 20， 承托机构 20用于放置盒饭。 加热装置 300设于箱体 500 内， 加热装置 300包括若干导液槽 310， 导液槽 310与承托机构 20 -对应设置， 导液槽 310盛装有导热介质， 用于对盒饭进行加热。 升降装置 400用于带动储放 架 100升降， 当升降装置 400带动储放架 100下降时， 承托机构 20能够承载盒饭下 移以使得盒饭浸入相应的导液槽 310内； 当升降装置 400带动储放架 100上升时， 承托机构 20能够承载盒饭上移以使得盒饭离开导液槽 310并与取出口 510相对， 以便从取出口 510取出放置于承托机构 20上的盒饭。
[0043] 该实施例中， 由于自动盒饭机 1000包括 -对应设置的承托机构 20和导液槽 31
0, 储放架 100在升降装置 400的驱动下， 使得放置于承托机构 20的盒饭浸入导液 槽 310中的导热介质内， 以便对盒饭进行加热。 同时， 该升降装置 400能够带动 储放架 100整体运动， 使得承托机构 20内存放的盒饭运动至相应的取出口 510， 有效提高盒饭取出效率， 缩短用户等待时间。
[0044] 请参阅图 1， 箱体 500整体为长方体结构， 箱体 500设有箱门 520， 在准备阶段， 打开箱门 520， 将盒饭放入储放架 100上的承托机构 20。 可以理解的， 箱体 500内 设置有支撑架， 导液槽 310固定于支撑架上。
[0045] 请参阅图 3和图 4， 储放架 100包括中心轴 10和若干承托机构 20， 若干承托机构 2 0沿中心轴 10的轴向间隔设置， 承托机构 20包括支撑结构 21和设于支撑结构 21的 若干存储单元 22, 支撑结构 21包括安装座 211、 若干连接杆 212及承重框 213 , 安 装座 211可拆卸套接于中心轴 10, 连接杆 212—端连接于安装座 211， 另一端连接 于承重框 213 , 并且若干连接杆 212以中心轴 10为中心呈辐射状分布， 存储单元 2 2可拆卸连接于承重框 213。
[0046] 上述储放架 100中， 由于中心轴 10和支撑结构 21的安装座 211可拆卸连接， 存储 单元 22与承重框 213可拆卸连接， 使得该储放架 100便于拆卸及组装， 结构精简 。 当该储放架 100应用于售货机时， 每个货物存放于相互独立的存储单元 22中， 有利于对出货过程进行精准控制， 此外， 储放架 100整体为框架式结构， 质量较 轻， 方便安装及搬运。
[0047] 具体的， 承托机构 20沿中心轴 10的轴向间隔设置。 中心轴 10为具有中空结构的 柱体， 连接杆 212和承重框 213均为铝型材， 以减轻储放架 100的总重量。 连接杆 212的两端分别焊接于安装座 211和承重框 213 , 为增大焊接强度， 连接杆 212的 两端均设有弯折段， 其中一弯折段焊接于安装座 211表面， 另一弯折段焊接于承 重框 213上。
[0048] 请参阅图 6， 安装座 211开设有安装孔 211a， 若干连接件穿设安装孔 21 la并与中 心轴 10螺纹连接。 存储单元 22在组装过程中， 将安装座 211穿设于中心轴 10, 并 沿中心轴 10滑动以使安装孔 211a与中心轴 10上的螺纹孔对准， 而后将连接件穿设 安装孔 21 la并螺纹连接于中心轴 10， 从而实现承托机构 20与中心轴 10的可拆卸连 接。
[0049] 支撑结构 21还包括加强环 214， 加强环 214与每一个连接杆 212相连， 以增大该 支撑结构 21的强度。
[0050] 请参阅图 5， 存储单元 22包括若干安装条 221和若干承托条 222， 承托条 222与安 装条 221呈夹角设置， 安装条 221和承托条 222共同形成用于放置货物 200的容置 部。 在一实施例中， 该储放架 100应用于自动盒饭机 1000, 相应的， 货物 200为 盒饭。
[0051] 进一步地， 承托条 222与安装条 221的夹角为 90°， 承托条 222和安装条 221相互 交叉， 以形成放置货物 200的容置部。 该存储单元 22为框式结构， 其结构强度足 以承受单个货物 200的重量， 同时， 存储单元 22的质量较轻， 有利于减轻储放架 100的总重量。 可以理解的， 承托条 222的个数为 2个或 2个以上， 多个承托条 222 平行设置， 安装条 221的个数也为 2个或 2个以上， 多个安装条 221平行设置。
[0052] 在一实施例中， 容置部可为平台状。
[0053] 在其他实施例中， 容置部呈半开放式结构， 一方面能够固定货物 200的相对位 置， 另一方面， 方便货物 200的放入或取出。 具体的， 承托条 222包括主体 2221 、 第一遮挡部 2222及第二遮挡部 2223 , 第一遮挡部 2222和第二遮挡部 2223弯折 设于主体 2221的两端。 第一遮挡部 2222和第二遮挡部 2223能够对货物 200的相对 两侧面进行夹持固定， 避免储放架 100在旋转过程中， 货物 200由存储单元 22跌 落。
[0054] 第一遮挡部 2222和第二遮挡部 2223的间距大于或等于货物 200的长度或宽度。
[0055] 存储单元 22还包括限位条 223和横杆 224， 横杆 224的两端分别连接于其中一个 安装条 221， 限位条 223包括呈夹角设置的连接端 2231和自由端 2232, 连接端 223 1设于横杆 224， 自由端 2232悬设于主体 2221上方， 将货物 200放置于容置部时， 自由端 2232抵持于货物 200的上表面。 将货物 200放入存储单元 22时， 限位条 223 对货物 200厚度方向形成限位， 从而在储放架 100整体沿中心轴 10高度方向运动 时， 避免货物 200由存储单元 22脱落。
[0056] 需要说明的是， 在其他实施例中， 横杆 224与承托条 222具有相同的结构。
[0057] 存储单元 22还包括加固杆 225， 安装条 221包括弯折连接的挂钩部 2211和支撑部 2212， 加固杆 225—端连接于挂钩部 2211， 另一端连接于支撑部 2212。 加固杆 22 5与安装条 221形成三角形结构， 起到固定和加强支撑的作用， 防止存储单元 22 安置在承重框 213上之后， 由于长时间的重力或压力作用而发生变形。
[0058] 请参阅图 6， 在第一实施例中， 承重框 213包括第一支撑体 2131、 第二支撑体 21 32及若干竖杆 2133， 竖杆 2133设于第一支撑体 2131和第二支撑体 2132之间。 第 一支撑体 2131和第二支撑体 2132均为圆环状， 竖杆 2133两端分别焊接于第一支 撑体 2131和第二支撑体 2132。 该种承重框 213在满足强度要求的前提下， 重量较 轻。
[0059] 竖杆 2133开设有通孔， 挂钩部 2211插接于通孔内。 该竖杆 2133与挂钩部 2211相 配合， 能够固定存储单元 22的位置， 防止存储单元 22在承重框 213上发生移动， 影响采用该储放架 100的自动售货机的正常运转。 同时， 挂钩部 2211具有一定的 长度， 挂钩部 2211与竖杆 2133不易脱离。
[0060] 需要说明的是， 承重框 213整体可为方形、 圆形或多边形， 多个存储单元 22呈 中心对称分布于承重框 213。
[0061] 请参阅图 7， 在第二实施例中， 承重框 213为板状结构， 挂钩部 2211搭接于承重 框 213的边缘。
[0062] 进一步地， 可在承重框 213周缘设置多个限位块 （图未示） ， 存储单元 22的挂 钩部 2211悬挂于承重框 213上， 两个相邻的限位块对存储单元 22形成限位， 防止 存储单元 22在承重框 213上发生移动。
[0063] 请参阅图 8和图 9， 加热装置 300还包括阀门组件 320， 阀门组件 320包括若干塞 子 321、 拉杆 322及动力元件 323， 每两个相邻的导液槽 310之间均设有连接管 330 ， 每一个导液槽 310对应连接管 330上端所在的位置均开设有出液口 316 , 塞子 32 1设于每一个导液槽 310的出液口 316， 导液槽 310设有支撑板 311， 动力元件 323 设于支撑板 311上并连接于拉杆 322， 每一个塞子 321均与拉杆 322相连接， 动力 元件 323能够带动塞子 321打开或堵塞出液口 316。
[0064] 通过在两个相邻的导液槽 310之间设置连接管 330， 当塞子 321打开出液口 316时 ， 导液槽 310之间能够相互连通。 需要向导液槽 310中注入导热介质或者将导液 槽 310中的导热介质排出时， 动力元件 323带动塞子 321向上运动以打开出液口 31 6， 使得导液介质能够由位于上部的导液槽 310流入位于下部的导液槽 310， 方便 注液或排液， 无需针对每一个导液槽 310设置单独的管道， 构造简单， 安装快捷 。 此外， 该阀门组件 320能够实现对多个导液槽 310的排液过程 /注液过程的同步 控制， 效率高。
[0065] 动力元件 323可为气缸或步进电机等。
[0066] 需要说明的是， 加热装置 300还包括储液箱 （未示出） ， 储液箱设于储放架 100 的下方， 用于盛装导热介质， 位于底部的导液槽 310与储液箱连通。 也就是说， 导热介质能够由导液槽 310回收至储液箱中， 实现对导热介质的循环利用。
[0067] 出液口 316设于导液槽 310的底壁， 以确保导液槽 310内的导液介质能够排放干 净。
[0068] 请参阅图 9， 支撑板 311设有套管 312， 塞子 321穿设于套管 312。 塞子 321为管状 结构， 塞子 321末端形成有凸缘 321a， 一方面， 当塞子 321堵塞出液口时， 凸缘 32 la抵持于导液槽 310的内壁， 防止导热介质发生泄露， 另一方面， 当塞子 321向上 运动时， 凸缘 321a抵持于套管 312的端部， 对塞子 321形成限位。 此外， 套管 312 的设置， 对塞子 321的运动过程形成限位， 同时确保塞子 321运动过程中保持平 稳。
[0069] 进一步地， 一螺钉穿过塞子 321并固定于拉杆 322， 使得塞子 321和拉杆 322相连 接。
[0070] 每一个导液槽 310均包括进液口 313和溢出管 314， 进液口 313设于支撑板 311， 溢出管 314设于导液槽 310的底壁， 导液介质能够从位于上层的导液槽 310的溢出 管 314经由进液口 313流入位于下层的导液槽 310。 可以理解的， 请参阅图 8 , 位 于上层的导液槽 310的溢出管 314和位于下层的导液槽 310的进液口 313之间连接 有管道 340。
[0071] 位于顶部的导液槽 310与储液箱连通， 通过泵体将储液箱内的导热介质抽送至 位于顶部的导液槽 310内， 进而由位于顶部的导液槽 310逐步流入其他导液槽 310 中。
[0072] 位于底部的导液槽 310的溢出管 314与储液箱连通。
[0073] 每一个导液槽 310均包括底壁 310a、 设于底壁 310a的第一环形侧壁 310b及第二 环形侧壁 310c， 导液槽 310内设有隔板 315 , 隔板 315依次连接于第一环形侧壁 310 b、 底壁 310a及第二环形侧壁 310c， 进液口 313和溢出管 314位于隔板 315的两侧。 上述设置方式， 使得位于上层的导液槽 310注满后， 导热介质才能够流入位于下 层的导液槽 310内， 确保每个导液槽 310内都能够注入足量的导热介质以对盒饭 进行加热。
[0074] 在一些实施例中， 溢出管 314的侧壁开设有溢水孔， 导液槽 310还包括溢出板 31 7， 溢出板 317依次连接第二环形侧壁 310c、 底壁 310a及隔板 315， 且溢出板 317的 高度低于隔板 315的高度， 当导液槽 310内液面高度超过溢出板 317时， 导热介质 能够流入位于下层的导液槽 310内， 溢出板 317的设置确保导液槽 310内保存足够 的导热介质以对盒饭进行加热。 在其他实施例中， 将溢出管 314的高度设计为低 于隔板 315的高度， 此时溢出管 314无需开设溢出孔， 当导液槽 310内液面高度超 过溢出管 314时， 导热介质能够流入位于下层的导液槽 310内。
[0075] 请参阅图 10， 升降装置 400包括第一固定板 410、 活动板 420、 第二固定板 430、 若干支撑柱 440、 螺杆 450及驱动组件 460, 第一固定板 410设于箱体， 若干支撑 柱 440设于第一固定板 410, 活动板 420套设于支撑柱 440, 第二固定板 430连接于 支撑柱 440远离第一固定板 410的一端， 螺杆 450分别与第一固定板 410和第二固 定板 430转动连接并且与活动板 420螺纹配合， 驱动组件 460用于带动螺杆 450转 动以使活动板 420沿支撑柱 440升降， 活动板 420连接有升降杆 470, 升降杆 470连 接于储放架 100。 升降装置 400设于箱体的顶部， 请一并参阅图 3和图 10, 储放架 100的中部设有中心轴 10， 升降杆 470与中心轴 10固定连接。
[0076] 具体的， 驱动组件 460带动螺杆 450转动， 由于螺杆 450与活动板 420为螺纹配合 ， 螺杆 450能够带动活动板 420做升降运动， 而储放架 100通过升降杆 470连接于 活动板 420, 当活动板 420升降时， 相应地， 储放架 100发生上升或下降运动。 支 撑柱 440用于固定第一固定板 410和第二固定板 430的相对位置， 并且对活动板 42 0形成导向作用。 可以理解的， 支撑柱 440的个数为四个， 四个支撑柱 440对称设 置于第一固定板 410/第二固定板 430。
[0077] 驱动组件 460包括第一齿轮 461、 第二齿轮 462及旋转电机 463， 第一齿轮 461和 第二齿轮 462相互啮合， 旋转电机 463的输出端连接于第一齿轮 461， 第二齿轮 46 2与螺杆 450同轴设置。 旋转电机 463为减速电机， 可在活动板 420接近上升到位 或者下降到位时减速， 从而防止出现急停而产生大幅震动。
[0078] 在一实施例中， 升降装置 400还包括检测组件 480， 检测组件 480包括两个感应 元件 481和检测条 482, 检测条 482设于活动板 420上， 检测条 482能够跟随活动板 420运动并进入感应元件 481的检测区域， 以判断活动板 420是否运动到位。 两个 感应元件 481分别设于第一固定板 410和第二固定板 430。 感应元件 481与控制器 通讯连接， 当感应元件 481检测到活动板 420上升或下降的到位信号时， 将该到 位信号传递至控制器， 控制器向驱动组件 460发出停止运转信号， 实现对活动板 420运动状态的实时监测， 防止活动板 420超出最大运动范围， 导致储放架 100与 箱体 500内的其他部件发生撞击。
[0079] 需要说明的是， 可以只设置一个检测条 482， 两个感应元件 481在箱体 500顶部 的投影重合， 该检测条 482随活动板 420向上或向下运动时， 进入相应的感应元 件 481的检测区域内。 或者， 针对每一个感应元件 481分别设置一个检测条 482。
[0080] 升降装置 400还包括限位块 490， 限位块 490套设于支撑柱 440， 并且限位块 490 连接于第一固定板 410、 第二固定板 430或活动板 420。 当活动板 420升降时， 限 位块 490夹持于第一固定板 410和活动板 420 （或第二固定板 430和活动板 420） 之 间， 能够对活动板 420形成限位， 防止检测组件 480出故障时活动板 420超出最大 升降行程。
[0081] 感应元件 481包括相对设置的光信号发射器和光信号接收器， 检测条 482能够遮 挡光信号发射器发射的光信号。 光信号发射器和光信号接收器之间的区域即为 检测区域， 当检测条 482进入检测区域内， 光信号发射器发出的光信号被阻断， 光信号接收器接收不到光信号， 此时感应元件 481得到出活动板 420的到位信号
[0082] 需要说明的是， 感应元件 481还可以是接触式传感器或电位器。
[0083] 在一实施例中， 第一固定板 410和箱体为一体结构。 换言之， 第一固定板 410为 箱体的一部分， 从而可以将支撑柱 440的一端直接设于箱体上。
[0084] 请参阅图 11， 自动盒饭机 1000还包括转动装置 600和检测装置 700， 转动装置 60 0包括电机和传动组件 620， 电机能够通过传动组件 620带动储放架 100转动。 检 测装置 700包括检测元件 710和感应盘 720, 检测元件 710包括间隔设置的第一传 感器 711和第二传感器 712， 感应盘 720能够与储放架 100同步转动， 感应盘 720沿 周向设有多个定位齿， 每一个定位齿与其中一个存储单元 22对应设置。 定位齿 包括第一定位齿 721和第二定位齿 722， 第一定位齿 721能够被第一传感器 711和 第二传感器 712的其中之一检测到， 第二定位齿 722能够被第一传感器 711和第二 传感器 712同时检测到。
[0085] 转动装置 600带动储放架 100旋转， 以使得其中一个存储单元 22对准取出口， 方 便将放置于该存储单元 22的盒饭由取出口取出。
[0086] 在第一实施例中， 请参阅图 12， 第一定位齿 721的个数为 1， 第二定位齿 722的 个数为多个， 初始状态时， 第一定位齿 721位于第一传感器 711或第二传感器 712 的检测区域内， 且其中一个存储单元 22对准取出口 510。 感应盘 720跟随储放架 1 00同步转动， 当检测元件 710检测到第二定位齿 722时， 表明下一个存储单元 22 已到达与取出口对准的位置， 电机停止运转， 以便将放置于存储单元 22上的盒 饭由取出口 510推出。 当检测元件 710再次检测到第一定位齿 721时， 表明储放架 100已旋转一周， 即所有存储单元 22上的盒饭均已被取走。
[0087] 在第二实施例中， 请参阅图 13， 第一定位齿 721的个数为多个， 第二定位齿 722 的个数为 1， 初始状态时， 第二定位齿 722同时位于第一传感器 711和第二传感器 712的检测区域内， 且其中一个存储单元 22对准取出口。 感应盘 720跟随储放架 1 00同步转动， 当检测元件 710检测到第一定位齿 721时， 表明下一个存储单元 22 已到达与取出口对准的位置， 电机停止运转， 以便将放置于存储单元 22上的盒 饭由取出口 510推出。 当检测元件 710再次检测到第二定位齿 722时， 表明储放架 100已旋转一周， 即所有存储单元 22上的盒饭均已被取走。
[0088] 传动组件 620包括相互啮合的第一传动件 621和第二传动件 622， 电机的输出端 连接于第一传动件 621， 第二传动件 622与储放架 100同轴设置， 感应盘 720上开 设有若干弧形槽 723， 若干连接件穿设弧形槽 723以将感应盘 720固定于第二传动 件上。 弧形槽 723的设置便于调整感应盘 720与储放架 100的相对位置， 使得感应 盘 720上的第一定位齿 721/第二定位齿 722的位置与储放架 100上的存储单元 22的 位置相对应。
[0089] 第一传感器 711和第二传感器 712均包括相对设置的光信号发射器和光信号接收 器， 当感应盘 720转动时， 第一定位齿 721/第二定位齿 722能够选择性地遮挡光信 号发射器发射的光信号。
[0090] 请参阅图 14和图 15， 自动盒饭机 1000还包括推出装置 800， 推出装置 800设于箱 体 500内， 取出口 510的上方铰接有柜门 511， 箱体还设有托板 530， 托板 530位于 取出口 510的下方， 且托板 530与取出口 510的间距大于或等于盒饭 200的厚度， 推出装置 800用于打开柜门 511并将放置于储放架 100的盒饭 200由取出口 510推出 ， 当盒饭 200由取出口 510掉落至托板 530上时， 推出装置 800缩回以使柜门 511关 闭。
[0091] 通过在取出口 510的下方设置有托板 530， 且托板 530到取出口 510的边缘的距离 大于或等于盒饭 200的厚度， 当盒饭 200被推出装置 800推出并由取出口 510掉落 至托板 530上， 不论盒饭 200是否被取走， 柜门 511均能够及时关闭， 减少自动盒 饭机 1000与外部环境的热量交换。
[0092] 托板 530上设有在位传感器 531， 在位传感器 531用于检测盒饭 200是否位于托板 530。 在位传感器 531与自动盒饭机 1000的控制器通讯连接， 在位传感器 531能够 将盒饭 200掉落至托板 530的信号传输至控制器， 控制器向推出装置 800发出缩回 的信号， 以使柜门 511关闭。
[0093] 请参阅图 16， 自动盒饭机 1000还包括若干电磁锁 540， 电磁锁 540包括锁闩 541 和锁孔 542, 取出口 510的一侧设有锁闩 541， 柜门 511设有与锁円 541相匹配的锁 孔 542, 当柜门 511闭合至取出口 510时， 锁闩 541能够选择性伸入锁孔 542或退出 锁孔 542。 [0094] 随着柜门 511转动闭合取出口 510， 柜门 511上的锁孑 L542将与锁闩 541相对， 此 时电磁锁 540内部的电磁体处于断电状态， 从而锁闩 541能够伸出并插入锁孔 542 内， 实现对柜门 511的锁定。 相应的， 当需要打开柜门 511时， 电磁锁 540内部的 电磁体通电并带动锁闩 541由锁孔 542缩回， 从而解除对柜门 511的锁定， 此时， 柜门 511能够转动而开启取出口 510。
[0095] 自动盒饭机 1000还包括若干门状态感应器 550, 每一个门状态感应器 550设于其 中一个取出口 510的一侧， 柜门 511上设有感应片 551， 当感应片 551位于门状态 感应器 550的检测区域内时， 门状态感应器 550检测到柜门 511关闭信号并将柜门 511关闭信号传递至对应的电磁锁 540。
[0096] 锁闩 541的端部为斜切面， 方便锁闩 541对准锁孔 542。
[0097] 请参阅图 17， 推出装置 800包括安装座 810、 导向件 820、 动力元件 830及推动组 件 840, 安装座 810设于箱体 500的侧壁， 导向件 820与安装座 810固定连接， 动力 元件 830设于导向件 820， 动力元件 830的输出端连接于推动组件 840， 推动组件 8 40滑动设于导向件 820， 当动力元件 830驱动推动组件 840朝靠近取出口 510的方 向运动时， 推动组件 840打开柜门 511并将放置于储放架 100的盒饭 200由取出口 5 10推出。
[0098] 推出装置 800安装于箱体 500的侧壁并朝向取出口 510设置， 当用户完成如付款 等操作后， 动力元件 830启动， 驱动推动组件 840沿导向件 820朝靠近取出口 510 的方向运动， 打开柜门 511并将盒饭 200推出。 该推出装置 800能够确保推动组件 840运行平稳， 避免盒饭 200被推翻。
[0099] 请参阅图 18， 推动组件 840包括底座 841、 若干滚动件 842、 第一推动件 843及第 二推动件 844， 滚动件 842对称设于底座 841两侧， 导向件 820形成有导向槽， 滚 动件 842滚动设于导向槽内， 第一推动件 843和第二推动件 844均设于底座 841， 当推动组件 840朝靠近取出口 510的方向运动时， 第一推动件 843抵持于柜门 511 以使柜门 511打开， 第二推动件 844将盒饭 200推出。 通过第一推动件 843和第二 推动件 544的设置， 推出装置 840能够实现打开柜门 511和推出盒饭 200的动作。
[0100] 请参阅图 17， 推出装置 800还包括回复组件 850， 回复组件 850设于导向件 820和 柜门 511之间， 回复组件 850在柜门 511打开的过程中能够储存能量， 并在推动组 件 840朝远离取出口 510的方向运动时用于带动柜门 511关闭。
[0101] 回复组件 850包括相连接的弹性件 851和传动件 852， 传动件 852间隔设有第一限 位块 853和第二限位块 854， 推出装置 800还包括挡块 860， 挡块 860位于第一限位 块 853和第二限位块 854之间， 用于限制传动件 852的运动范围。 具体的， 当挡块 860卡持于第二限位块 854时， 柜门 511打开； 当挡块 860卡持于第一限位块 853时 ， 柜门 511关闭。
[0102] 以上所述实施例的各技术特征可以进行任意的组合， 为使描述简洁， 未对上述 实施例中的各个技术特征所有可能的组合都进行描述， 然而， 只要这些技术特 征的组合不存在矛盾， 都应当认为是本说明书记载的范围。
[0103] 以上所述实施例仅表达了本实用新型的几种实施方式， 其描述较为具体和详细 ， 但并不能因此而理解为对实用新型专利范围的限制。 应当指出的是， 对于本 领域的普通技术人员来说， 在不脱离本实用新型构思的前提下， 还可以做出若 干变形和改进， 这些都属于本实用新型的保护范围。 因此， 本实用新型专利的 保护范围应以所附权利要求为准。

Claims

权利要求书
[权利要求 1] 一种自动盒饭机， 其特征在于， 包括箱体、 储放架及推出装置， 所述 储放架和所述推出装置设于所述箱体内， 所述箱体开设有若干取出口 ， 所述取出口的上方铰接有柜门， 所述箱体还设有托板， 所述托板位 于所述取出口的下方， 且所述托板与所述取出口的间距大于或等于盒 饭的厚度， 所述推出装置用于打开所述柜门并将放置于所述储放架的 盒饭由所述取出口推出， 当所述盒饭由所述取出口掉落至所述托板上 时， 所述推出装置缩回以使所述柜门关闭。
[权利要求 2] 根据权利要求 i所述的自动盒饭机， 其特征在于， 所述托板上设有在 位传感器， 所述在位传感器用于检测盒饭是否位于所述托板。
[权利要求 3] 根据权利要求 i所述的自动盒饭机， 其特征在于， 所述自动盒饭机还 包括若干电磁锁， 所述电磁锁包括相匹配的锁闩和锁孔， 所述锁闩设 于所述取出口的一侧， 所述锁孔设于所述柜门上， 当所述柜门闭合至 所述取出口时， 所述锁闩能够选择性伸入所述锁孔或退出所述锁孔。
[权利要求 4] 根据权利要求 3所述的自动盒饭机， 其特征在于， 所述自动盒饭机还 包括若干门状态感应器， 每一个所述门状态感应器设于其中一个所述 取出口的一侧， 所述柜门上设有感应片， 当所述感应片位于所述门状 态感应器的检测区域内时， 所述门状态感应器检测到柜门关闭信号并 将所述柜门关闭信号传递至对应的电磁锁。
[权利要求 5] 根据权利要求 3所述的自动盒饭机， 其特征在于， 所述锁闩的端部为 斜切面。
[权利要求 6] 根据权利要求 1所述的自动盒饭机， 其特征在于， 所述储放架具有多 层承托机构， 每一个所述承托机构包括若干用于放置盒饭的存储单元
[权利要求 7] 根据权利要求 6所述的自动盒饭机， 其特征在于， 所述自动盒饭机还 包括若干设于所述箱体内的导液槽， 所述导液槽与所述承托机构一一 对应设置， 所述导液槽盛装有导热介质， 用于对所述盒饭进行加热； 升降装置， 用于带动所述储放架升降， 当所述升降装置带动所述储放 架下降时， 所述承托机构能够承载所述盒饭下移以使得所述盒饭浸入 相应的导液槽内； 当所述升降装置带动所述储放架上升时， 所述承托 机构能够承载所述盒饭上移以使得所述盒饭离开所述导液槽并与所述 取出口相对。
[权利要求 8] 根据权利要求 7所述的自动盒饭机， 其特征在于， 所述升降装置包括 第一固定板、 活动板、 第二固定板、 若干支撑柱、 螺杆及驱动组件， 所述第一固定板设于所述箱体， 所述若干支撑柱设于所述第一固定板 ， 所述活动板套设于所述支撑柱， 所述第二固定板连接于所述支撑柱 远离所述第一固定板的一端， 所述螺杆分别与所述第一固定板和所述 第二固定板转动连接， 且所述螺杆与所述活动板螺纹配合， 所述驱动 组件用于带动所述螺杆转动以使所述活动板沿所述支撑柱升降， 所述 活动板连接有升降杆， 所述升降杆连接于所述储放架。
[权利要求 9] 根据权利要求 8所述的自动盒饭机， 其特征在于， 所述升降装置还包 括若干检测组件， 所述检测组件包括两个感应元件和检测条， 所述检 测条设于所述活动板上， 两个所述感应元件分别设于所述第一固定板 和所述第二固定板， 所述检测条能够跟随所述活动板运动并进入所述 感应元件的检测区域。
[权利要求 10] 根据权利要求 1所述的自动盒饭机， 其特征在于， 所述自动盒饭机还 包括：
转动装置， 包括电机和传动组件， 所述电机能够通过所述传动组件带 动所述储放架转动；
检测装置， 包括检测元件和感应盘， 所述检测元件包括间隔设置的第 一传感器和第二传感器， 所述感应盘能够与所述储放架同步转动， 所 述感应盘沿周向设有多个定位齿， 每一个所述定位齿与其中一个所述 存储单元对应设置， 所述定位齿包括第一定位齿和第二定位齿， 所述 第一定位齿能够被所述第一传感器和所述第二传感器的其中之一检测 到， 所述第二定位齿能够被所述第一传感器和所述第二传感器同时检 测到： 所述第一定位齿的个数为 1， 所述第二定位齿的个数为多个， 初始状 态时， 所述第一定位齿位于所述第一传感器或所述第二传感器的检测 区域内， 且其中一个所述存储单元对准所述取出口； 或，
所述第一定位齿的个数为多个， 所述第二定位齿的个数为 1， 初始状 态时， 所述第二定位齿同时位于所述第一传感器和所述第二传感器的 检测区域内， 且其中一个所述存储单元对准所述取出口。
PCT/CN2019/096778 2018-10-31 2019-07-19 自动盒饭机 WO2020087992A1 (zh)

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