Up-and-down movement mechanism used in high-temperature and high-humidity environment

Abstract

The utility model relates to the technical field of up-and-down movement mechanisms, and discloses an up-and-down movement mechanism used in a high-temperature and high-humidity environment, which comprises a mounting rack, a tray fixedly mounted in the mounting rack, a heating element mounted at the bottom of the tray, and a movement mechanism arranged in the mounting rack. The movement mechanism comprises a supporting frame, a rotating rod, two second transmission wheels, two connecting frames, two third transmission wheels, two fixing frames, two second transmission belts and two fourth transmission wheels. According to the utility model, the connecting frame is mounted on the side wall of the second transmission belt through the connecting piece, so that the second transmission belt can move on the side walls of the third transmission wheel and the fourth transmission wheel when the rotating rod rotates, and the connecting frame is driven to move up and down in the mounting frame by controlling the rotating direction of the rotating rod; the steel column can be effectively prevented from rusting and falling in the mode that the second transmission belt moves to drive the connecting frame to move up and down, so that the steel column can stably move up and down in parallel in a high-temperature and high-humidity narrow space.

Description

Technical Field

[0001] The utility model relates to an up-and-down motion mechanism, in particular to an up-and-down motion mechanism used in a high-temperature and high-humidity environment. Background Art

[0002] A food vending machine is a type of vending equipment that sells various foods that consumers need. After being manually prepared, the foods are placed in the vending machine in advance and then sold to consumers who pick them up themselves. The up and down motion mechanism refers to a device used to move objects up and down within a certain space. In vending machines, it is usually used to transport thermal insulation covers or other devices up and down.

[0003] In order to ensure the temperature of the food in the food vending machine, a heating element is usually installed inside to keep the food warm. This will cause the food vending machine to be in a high temperature and high humidity environment for a long time. The traditional up and down running mechanism usually relies on steel balls for movement. In a high temperature and high humidity environment for a long time, the steel balls will rust and fall off, resulting in failure to use normally. Utility Model Content

[0004] The main purpose of the present invention is to provide an up and down motion mechanism for use in high temperature and high humidity environments, aiming to solve the technical problem that traditional up and down running mechanisms usually rely on steel balls for movement, and the steel balls will rust and fall off over time in high temperature and high humidity environments, resulting in inability to use normally.

[0005] In order to achieve the above-mentioned object of the invention, the first aspect of the present invention provides a vertical motion mechanism for use in a high temperature and high humidity environment, comprising a mounting frame, a tray fixedly mounted inside the mounting frame, a heating element mounted on the bottom of the tray, and a motion mechanism disposed inside the mounting frame;

[0006] The motion mechanism includes a support frame, a rotating rod, two second transmission wheels, two connecting frames, two third transmission wheels, two fixed frames, two second transmission belts and two fourth transmission wheels, the support frame is fixedly mounted on the inner wall of the mounting frame, the rotating rod is rotatably connected between the support frame and the inside of the mounting frame, the two third transmission wheels are respectively fixedly mounted on one end of the rotating rod, the two fixed frames are mirror-mounted on both sides of the inner wall of the mounting frame, the two fourth transmission wheels are respectively rotatably connected to one side of the two fixed frames, the second transmission wheel and the fourth transmission wheel are connected through a second transmission belt, a connecting piece is fixedly mounted on the side wall of the second transmission belt, and the connecting frame is fixedly mounted on one end of the connecting piece;

[0007] Furthermore, the connecting frame is located on one side of the second transmission belt, and the connecting frame is fixedly connected to the second transmission belt through the connecting member;

[0008] Furthermore, a heat preservation cover can be installed on one side of the connecting frame;

[0009] Furthermore, a slide rail is fixedly installed on the inner wall of the mounting frame;

[0010] Furthermore, one side of the connecting frame is rotatably connected to a pulley, and the pulley is slidably connected to the inside of the slide rail;

[0011] Furthermore, a driving motor is fixedly mounted on the bottom of the support frame, and a first transmission wheel is fixedly mounted on the output end of the driving motor;

[0012] Furthermore, a second transmission wheel is fixedly mounted on the side wall of the rotating rod, and the first transmission wheel and the second transmission wheel are connected to each other through a first transmission belt;

[0013] Furthermore, a first sensor is fixedly installed inside the mounting frame, and a second sensor is fixedly installed on the side wall of the connecting member on one side, and the first sensor corresponds to the second sensor;

[0014] Furthermore, two screw lifting motors are fixedly installed inside the mounting frame;

[0015] Furthermore, a meal delivery baffle is fixedly mounted on the output end of one of the screw lifting motors, and a meal discharge baffle is fixedly mounted on the output end of the other screw lifting motor.

[0016] Beneficial effects:

[0017] The utility model discloses an up and down movement mechanism for use in a high-temperature and high-humidity environment, wherein the connecting frame is mounted on the side wall of the second transmission belt through a connecting piece, so that the second transmission belt can move on the side walls of the third transmission wheel and the fourth transmission wheel when the rotating rod rotates, and the connecting frame is driven to move up and down inside the mounting frame by controlling the rotation direction of the rotating rod. The method of using the second transmission belt to drive the connecting frame to move up and down can effectively avoid the problem of steel columns rusting and falling off, thereby enabling stable and parallel up and down movement in a high-temperature and high-humidity narrow space. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the external structure of the utility model;

[0019] Figure 2 This is a structural diagram of the motion mechanism of the utility model from one perspective after the mounting frame is removed;

[0020] Figure 3 This is a perspective structural diagram of the motion mechanism of the utility model after removing the slide rail and the fixing frame;

[0021] Figure 4 This is a structural diagram of the motion mechanism of the utility model from one perspective after the mounting frame is removed;

[0022] in:

[0023] 1-Mounting frame; 2-Tray; 3-Heating element; 4-Food delivery baffle; 5-Food discharging baffle; 6-Screw lifting motor; 7-Support frame; 8-Drive motor; 9-First transmission wheel; 10-First transmission belt; 11-Rotating rod; 12-Second transmission wheel; 13-Connecting frame; 14-Pulley; 15-Slide rail; 16-Third transmission wheel; 17-Fixed frame; 18-Fourth transmission wheel; 19-Second transmission belt; 20-Connecting piece; 21-First sensor; 22-Second sensor; 23-Thermal cover;

[0024] The realization of the purpose, functional features and advantages of the present invention will be further explained in conjunction with embodiments and with reference to the accompanying drawings. DETAILED DESCRIPTION

[0025] It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0026] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like, indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operate in a specific direction, and therefore cannot be understood as limiting the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the said features. In the description of the present invention, "multiple" means two or more, unless otherwise clearly and specifically defined.

[0027] In the description of this utility model, it should be noted that, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" should be understood in a broad sense. For example, they may refer to fixed connections, detachable connections, or integral connections; they may refer to mechanical connections, direct connections, or indirect connections through an intermediate medium; they may refer to internal communication between two components or the interaction between two components. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on specific circumstances.

[0028] In the present invention, unless otherwise expressly specified or limited, a first feature being "above" or "below" a second feature may include the first and second features being in direct contact, or may include the first and second features being in contact not directly but through another feature between them. Moreover, a first feature being "above," "above," and "above" a second feature may include the first feature being directly above or obliquely above the second feature, or may simply mean that the first feature is higher in level than the second feature. A first feature being "below," "below," and "below" a second feature may include the first feature being directly below or obliquely below the second feature, or may simply mean that the first feature is lower in level than the second feature.

[0029] Reference Figure 1-4 In one embodiment of the present invention, a vertical motion mechanism for use in a high temperature and high humidity environment includes a mounting frame 1, a tray 2 is fixedly mounted inside the mounting frame 1, a heating element 3 is mounted on the bottom of the tray 2, and a motion mechanism is provided inside the mounting frame 1;

[0030] The motion mechanism includes a support frame 7, a rotating rod 11, two second transmission wheels 12, two connecting frames 13, two third transmission wheels 16, two fixed frames 17, two second transmission belts 19 and two fourth transmission wheels 18. The support frame 7 is fixedly mounted on the inner wall of the mounting frame 1, the rotating rod 11 is rotatably connected between the support frame 7 and the inside of the mounting frame 1, the two third transmission wheels 16 are respectively fixedly mounted on one end of the rotating rod 11, the two fixed frames 17 are mirror-mounted on both sides of the inner wall of the mounting frame 1, the two fourth transmission wheels 18 are respectively rotatably connected to one side of the two fixed frames 17, the second transmission wheel 12 and the fourth transmission wheel 18 are connected through the second transmission belt 19, the side wall of the second transmission belt 19 is fixedly mounted with a connecting piece 20, the connecting frame 13 is fixedly mounted on one end of the connecting piece 20, the connecting frame 13 is located on one side of the second transmission belt 19, the connecting frame 13 is fixedly connected to the second transmission belt 19 through the connecting piece 20, and a heat preservation cover 23 can be installed on one side of the connecting frame 13;

[0031] Among them, by providing a tray 2, it can be used to place food, by installing a heating element 3 at the bottom of the tray 2, the food on the top of the tray 2 can be heated and kept warm by the heating element 3, a rotating rod 11 is provided, and the rotation of the rotating rod 11 can drive the third transmission wheel 16 to rotate, and by providing a second transmission belt 19, the third transmission wheel 16 can be connected to the fourth transmission wheel 18 for transmission, so that when the rotating rod 11 rotates, the second transmission belt 19 can move the side walls of the third transmission wheel 16 and the fourth transmission wheel 18, and by providing a connecting piece 20, the connecting frame 13 can be fixedly connected to the second transmission belt 19, so that the second transmission belt 19 can drive the connecting frame 13 to move when it moves, and by providing the connecting frame 13, a heat preservation cover 23 or other device can be installed on one side of the connecting frame 13, and it can be driven to rise and fall together by the lifting of the connecting frame 13;

[0032] This embodiment adopts a method of installing the connecting frame 13 on the side wall of the second transmission belt 19 through the connecting piece 20, so that when the rotating rod 11 rotates, the second transmission belt 19 can move on the side wall of the third transmission wheel 16 and the fourth transmission wheel 18. By controlling the rotation direction of the rotating rod 11, the connecting frame 13 is driven to move up and down inside the mounting frame 1. By using the second transmission belt 19 to drive the connecting frame 13 to move up and down, the problem of steel columns rusting and falling off can be effectively avoided, so that the connecting frame 13 can be stably moved up and down in parallel in a narrow space with high temperature and high humidity.

[0033] In one embodiment, a slide rail 15 is fixedly mounted on the inner wall of the mounting frame 1, a pulley 14 is rotatably connected to one side of the connecting frame 13, and the pulley 14 is slidably connected to the inside of the slide rail 15. A drive motor 8 is fixedly mounted on the bottom of the support frame 7, and a first transmission wheel 9 is fixedly mounted on the output end of the drive motor 8. A second transmission wheel 12 is fixedly mounted on the side wall of the rotating rod 11, and the first transmission wheel 9 and the second transmission wheel 12 are connected by a first transmission belt 10.

[0034] In this embodiment, a slide rail 15 and a pulley 14 are provided to limit the moving direction of the connecting frame 13, so that the connecting frame 13 can only move up and down in a vertical direction inside the mounting frame 1 to prevent the connecting frame 13 from tilting. The driving motor 8 can be provided to control the rotation of the first transmission wheel 9. The first transmission belt 10 can be provided to connect the first transmission wheel 9 with the second transmission wheel 12, so that when the first transmission wheel 9 rotates, the second transmission wheel 12 can be driven to rotate.

[0035] In one embodiment, a first sensor 21 is fixedly installed inside the mounting frame 1, and a second sensor 22 is fixedly installed on the side wall of the connecting piece 20 on one side. The first sensor 21 corresponds to the second sensor 22. Two screw lifting motors 6 are fixedly installed inside the mounting frame 1, and a meal delivery baffle 4 is fixedly installed on the output end of one of the screw lifting motors 6, and a meal discharge baffle 5 is fixedly installed on the output end of the other screw lifting motor 6.

[0036] In this embodiment, a first sensor 21 and a second sensor 22 are provided so as to detect the height position of the connecting frame 13 inside the mounting frame 1, and two screw lifting motors 6 are provided. The screw lifting motors 6 can control the raising or lowering of the meal delivery baffle 4 and the meal discharging baffle 5, so that the meal can be placed on the tray 2 through the meal delivery baffle 4, or the meal can be taken out through the meal discharging baffle 5, making it convenient to take the meal.

[0037] The above description is only a preferred embodiment of the present invention and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the description and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A vertical motion mechanism for use in a high-temperature and high-humidity environment, comprising a mounting frame (1), a tray (2) fixedly mounted inside the mounting frame (1), a heating element (3) mounted on the bottom of the tray (2), and a motion mechanism disposed inside the mounting frame (1); The motion mechanism comprises a support frame (7), a rotating rod (11), two second transmission wheels (12), two connecting frames (13), two third transmission wheels (16), two fixed frames (17), two second transmission belts (19) and two fourth transmission wheels (18), wherein the support frame (7) is fixedly mounted on the inner wall of the mounting frame (1), the rotating rod (11) is rotatably connected between the support frame (7) and the interior of the mounting frame (1), the two third transmission wheels (16) are respectively fixedly mounted on one end of the rotating rod (11), the two fixed frames (17) are mirror-mounted on both sides of the inner wall of the mounting frame (1), the two fourth transmission wheels (18) are respectively rotatably connected to one side of the two fixed frames (17), the second transmission wheel (12) and the fourth transmission wheel (18) are connected in transmission via a second transmission belt (19), a connecting member (20) is fixedly mounted on the side wall of the second transmission belt (19), and the connecting frame (13) is fixedly mounted on one end of the connecting member (20).

2. The vertical motion mechanism for use in a high temperature and high humidity environment according to claim 1, characterized in that: The connecting frame (13) is located on one side of the second transmission belt (19), and the connecting frame (13) is fixedly connected to the second transmission belt (19) via the connecting member (20).

3. The vertical motion mechanism for use in a high temperature and high humidity environment according to claim 1, characterized in that: A heat-insulating cover (23) can be installed on one side of the connecting frame (13).

4. The vertical motion mechanism for use in a high temperature and high humidity environment according to claim 1, characterized in that: A slide rail (15) is fixedly mounted on the inner wall of the mounting frame (1).

5. The vertical motion mechanism for use in a high temperature and high humidity environment according to claim 4, characterized in that: One side of the connecting frame (13) is rotatably connected to a pulley (14), and the pulley (14) is slidably connected to the inside of the slide rail (15).

6. The vertical motion mechanism for use in a high temperature and high humidity environment according to claim 1, characterized in that: A driving motor (8) is fixedly mounted on the bottom of the support frame (7), and a first transmission wheel (9) is fixedly mounted on the output end of the driving motor (8).

7. The vertical motion mechanism for use in a high temperature and high humidity environment according to claim 6, characterized in that: A second transmission wheel (12) is fixedly mounted on the side wall of the rotating rod (11), and the first transmission wheel (9) and the second transmission wheel (12) are connected in transmission via a first transmission belt (10).

8. The vertical motion mechanism for use in a high temperature and high humidity environment according to claim 1, characterized in that: A first sensor (21) is fixedly mounted inside the mounting frame (1), and a second sensor (22) is fixedly mounted on a side wall of the connecting member (20) on one side, wherein the first sensor (21) corresponds to the second sensor (22).

9. The vertical motion mechanism for use in a high temperature and high humidity environment according to claim 1, characterized in that: Two screw lifting motors (6) are fixedly installed inside the mounting frame (1).

10. The vertical motion mechanism for use in a high temperature and high humidity environment according to claim 9, characterized in that: A meal delivery baffle (4) is fixedly mounted on the output end of one of the screw lifting motors (6), and a meal discharging baffle (5) is fixedly mounted on the output end of the other screw lifting motor (6).

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