CN-122004631-A - Ice cream show cabinet door body linkage drum device based on spiral lifting principle

CN122004631ACN 122004631 ACN122004631 ACN 122004631ACN-122004631-A

Abstract

The invention relates to the technical field of display cabinets, in particular to an ice cream display cabinet door body linkage cylinder device based on a spiral lifting principle, which comprises a sensing layer, a decision layer and an execution layer, wherein the sensing layer, the decision layer and the execution layer form a sensing-decision-execution closed loop and are adapted to a horizontal sliding door ice cream display cabinet, the sensing layer is used for detecting the displacement and direction of a sliding door of the ice cream display cabinet, the decision layer is used for generating a control instruction according to a detection signal of the sensing layer, and the execution layer is used for executing the control instruction to drive the ice cream cylinder to lift. In this ice cream show cabinet door body linkage drum device based on spiral lift principle, realize the natural linkage that door body and drum go up and down, the user need not extra operation, only can trigger the lift through the push-and-pull cabinet door, and bottom ice cream can rise to the height of being convenient for take, thoroughly solves the bow, the bend down and even the painful point of exploring the body and getting the thing, promotes the use by a wide margin and experiences, and is especially friendly to old person and mobility-handicapped person.

Inventors

LIU MINGHUI
XUE LIANG
LU CHI
WANG YUNHUA
XIAO YONGKANG
LUO QIQI
Zhou Xianshuo

Assignees

澳柯玛股份有限公司
青岛澳柯玛智慧冷链有限公司

Dates

Publication Date: 20260512
Application Date: 20260303

Claims (10)

1. The ice cream display cabinet door body linkage cylinder device based on the spiral lifting principle is characterized by comprising a sensing layer, a decision layer and an execution layer, wherein the sensing layer, the decision layer and the execution layer form a sensing-decision-execution closed loop and are adapted to a horizontal sliding door ice cream display cabinet, the sensing layer is used for detecting the displacement and the direction of a refrigerator sliding door (1), the decision layer is used for generating a control instruction according to a detection signal of the sensing layer, and the execution layer is used for executing the control instruction to drive the ice cream cylinder (11) to lift.
2. The ice cream display cabinet door body linkage cylinder device based on the spiral lifting principle according to claim 1, wherein the sensing layer is a linear displacement detection module and comprises a rack (4) fixed on a sliding door and synchronously moving along with the door, a pinion (5) meshed with the rack (4) and a rotary encoder (51) coaxially connected with the pinion (5), the axis of the pinion (5) is rotatably connected to the inner wall of the cabinet body, the pinion (5) converts the linear motion of the rack (4) into rotary motion, and the rotary encoder (51) converts a rotary angle and a rotary direction into digital signals.
3. The ice cream display cabinet door body linkage cylinder device based on the spiral lifting principle according to claim 2 is characterized in that the decision layer is a microcontroller (6), a displacement-action mapping logic control program is pre-stored in the microcontroller (6), an ice cream cylinder (11) ascending instruction is generated when positive displacement of the refrigerator sliding door (1) pushed away from a closed position is detected, and an ice cream cylinder (11) descending instruction is generated when negative displacement of the refrigerator sliding door (1) pulled back to be closed is detected.
4. The ice cream display cabinet door linkage cylinder device based on the spiral lifting principle of claim 1, wherein the executing layer is an electrically driven spiral lifting executing mechanism and comprises a motor (15) and a spiral lifter (3), and an output shaft of the motor (15) directly drives the spiral lifter (3) to rotate so as to realize lifting action of the ice cream cylinder (11).
5. The ice cream display cabinet door body linkage cylinder device based on the spiral lifting principle of claim 4, wherein the spiral lifter (3) comprises a rotary shell (7) with an oblique angle track (8), a fixing mechanism (9), a Z-shaped track (10) and a limiting block (12), the rotary shell (7) is connected with an output shaft of a motor (15), the Z-shaped track (10) is arranged on the surface of the fixing mechanism (9), the fixing mechanism (9) is fixed on a bottom plate of the cabinet body, one end of the limiting block (12) is connected with the bottom of an ice cream cylinder (11), the other end of the limiting block is embedded into the junction of the oblique angle track (8) and the Z-shaped track (10), and when the motor (15) drives the rotary shell (7) to rotate, the oblique angle track (8) pushes the limiting block (12) to linearly lift along the Z-shaped track (10) so as to drive the ice cream cylinder (11) to lift.
6. The ice cream display cabinet door linkage cylinder device based on the spiral lifting principle according to claim 5, wherein the motor (15) is a direct-current gear motor, a fixed shaft (14) is installed on an output shaft of the motor (15), the upper end of the fixed shaft (14) is connected with a bottom central shaft of the rotary shell (7) through a coupler (13), the motor (15) drives the ice cream cylinder (11) to ascend when rotating positively, and the motor (15) drives the ice cream cylinder (11) to descend when rotating reversely.
7. The ice cream display cabinet door body linkage cylinder device based on the spiral lifting principle according to claim 3, wherein the rotary encoder (51) is electrically connected with the microcontroller (6) through a circuit, the rotary encoder (51) outputs pulse signals in real time, the microcontroller (6) judges the displacement direction of the ice cream push-pull door (1) through the increase and decrease of the number of the identified pulses, whether the ice cream push-pull door is effectively opened or closed through the number of the pulses, and the decision layer can realize intelligent matching of the lifting height of the ice cream cylinder (11) and the opening width of the ice cream push-pull door (1) according to the opening width detected by the perception layer.
8. The ice cream display cabinet door body linkage cylinder device based on the spiral lifting principle according to claim 1, wherein the ice cream display cabinet door body linkage cylinder device based on the spiral lifting principle comprises the following steps: s1, in an initial state, a refrigerator sliding door (1) is closed, and an ice cream cylinder (11) is positioned at the bottom of the refrigerator; s2, when the refrigerator sliding door (1) is pushed away, the sensing layer detects forward displacement and outputs a digital signal; S3, the decision layer receives the signal and judges that the door is opened effectively, and a cylinder ascending instruction is generated; S4, an execution layer receives the instruction, and a motor (15) rotates positively to drive a spiral lifter (3) to act so as to drive an ice cream cylinder (11) to rise to a height convenient to take; s5, after the object taking is completed, the refrigerator sliding door (1) is pulled back to be closed, and the sensing layer detects negative displacement and outputs a digital signal; s6, the decision layer receives the signal and judges that the door is closed, and a cylinder descending instruction is generated; and S7, receiving an instruction by the execution layer, driving the spiral lifter (3) to act in a reverse way by the motor (15) to drive the ice cream cylinder (11) to reset to the bottom of the cabinet, and stopping the motor.
9. The ice cream display cabinet door body linkage cylinder device based on the spiral lifting principle of claim 7, wherein a motor protection shell (16) is sleeved outside the motor (15), and the motor protection shell (16) is fixed on an inner bottom plate of the refrigerator and used for isolating a low-temperature environment in the refrigerator and protecting the motor (15) from running stably.
10. The ice cream display cabinet door body linkage cylinder device based on the spiral lifting principle of claim 7, wherein limiting protrusions (101) are arranged at two ends of the Z-shaped track (10), and the limiting protrusions (101) are matched with the limiting blocks (12) and are used for limiting the moving stroke of the limiting blocks (12) and preventing the ice cream cylinder (11) from exceeding the stroke displacement in the lifting process.

Description

Ice cream show cabinet door body linkage drum device based on spiral lifting principle Technical Field The invention relates to the technical field of display cabinets, in particular to an ice cream display cabinet door body linkage cylinder device based on a spiral lifting principle. Background In the field of ice cream retail, a horizontal sliding door refrigerator is the mainstream display device. However, the existing equipment has obvious defects when displaying the ice cream cylinder, a user needs to bend down deeply, bend over or even stretch into the cabinet when picking up the bottom commodity, the experience is poor, and the ice cream cylinder is particularly unfriendly to the old and the people with inconvenient actions, such as the traditional ice cream cylinder 2 shown in fig. 1. The existing improvement scheme has a plurality of defects, such as a horizontal refrigerator disclosed in China patent document CN220624497U, a lifting system is required to be manually operated, the door body is not linked with the switch action, and the operation steps are increased. The pure mechanical linkage scheme transmits door body movement through the connecting rod and the gear, so that the door is heavy to operate, the transmission mechanism is complex and easy to wear, and the storage space is occupied. The vertical refrigerator lifting scheme has the problems of complex structure, high cost and low reliability caused by large difference between a door body movement mode and a load and a horizontal refrigerator. Disclosure of Invention The invention aims to provide an ice cream display cabinet door body linkage cylinder device based on a spiral lifting principle, which aims to solve the problems that the door body movement is transmitted by a connecting rod and a gear through a pure mechanical linkage scheme proposed in the background art, so that the cabinet door is heavy to operate, a transmission mechanism is complex and easy to wear, and a storage space is occupied. The invention provides an ice cream display cabinet door body linkage cylinder device based on a spiral lifting principle, which comprises a sensing layer, a decision layer and an execution layer, wherein the sensing layer, the decision layer and the execution layer form a sensing-decision-execution closed loop and are adapted to a horizontal sliding door ice cream display cabinet, the sensing layer is used for detecting the displacement and the direction of a sliding door of the ice cream display cabinet, the decision layer is used for generating a control instruction according to a detection signal of the sensing layer, and the execution layer is used for executing the control instruction to drive the ice cream cylinder to lift. The setting constructs a perception-decision-execution closed loop, realizes automatic linkage of sliding door action and ice cream cylinder lifting, is accurately matched with a horizontal sliding door ice cream display cabinet, and solves a core pain point of inconvenient picking of bottom commodity from a system level. The sensing layer is a linear displacement detection module and comprises a rack fixed on a sliding door and synchronously moving along with the door, a pinion meshed with the rack and a rotary encoder coaxially connected with the pinion, wherein the axis of the pinion is rotationally connected to the inner wall of the cabinet body, the pinion converts linear motion of the rack into rotary motion, and the rotary encoder converts a rotation angle and a rotation direction into digital signals. The sliding door linear motion is converted into a digital signal through the cooperation of the rack, the pinion and the rotary encoder, so that high-precision detection of the displacement and the direction of the door body is realized, and reliable data support is provided for subsequent lifting control. The decision layer is a microcontroller, the microcontroller pre-stores a displacement-action mapping logic control program, an ice cream cylinder ascending instruction is generated when positive displacement of the refrigerator sliding door pushed away from a closed position is detected, and an ice cream cylinder descending instruction is generated when negative displacement of the refrigerator sliding door pulled back to be closed is detected. The device relies on displacement-action mapping logic pre-stored by the microcontroller to automatically identify door opening and closing actions and generate corresponding lifting instructions, manual additional operation is not needed, and the degree of automation of the device is improved. As a preferable scheme of the invention, the executing layer is an electrically driven spiral lifting executing mechanism and comprises a motor and a spiral lifter, and an output shaft of the motor directly drives the spiral lifter to rotate so as to realize lifting action of the ice cream cylinder. The motor is arranged to directly drive the spiral lifter to operate, an ele