Film sealing device for preservation of prefabricated vegetables

By incorporating a sector gear and adjusting screw design, the problem of uninterrupted sealing during the transport of pre-prepared vegetables was solved, achieving stable and safe continuous sealing and improving the practicality of the equipment.

CN223546559UActive Publication Date: 2025-11-14SHANGHAI BUFU TECH DEV CO LTD
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Patent Information

Application Number
CN202423022693.2
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-09
Publication Date
2025-11-14
Estimated Expiration
2034-12-09

AI Technical Summary

Technical Problem

Existing sealing devices are not conducive to continuous and uninterrupted delivery of pre-prepared food, resulting in low work efficiency and affecting the practicality of the equipment.

Method used

The system employs a sector-shaped drive gear and driven gear in combination with a bidirectional adjusting screw and movable clamping plate to achieve timed and distanced conveying and clamping fixation, and works in conjunction with the conveyor belt for continuous film sealing.

Benefits of technology

It enables stable and safe delivery and uninterrupted sealing of pre-prepared dishes, improves work efficiency, and ensures the continuity and stability of the sealing process.

✦ Generated by Eureka AI based on patent content.

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Abstract

The film sealing device comprises a conveying rack, a control displayer is fixedly connected to the interior of one side of the conveying rack, a conveying rotating roller is rotationally connected to the inner side of the conveying rack, a conveying belt is arranged on the outer side of the conveying rotating roller, a positioning placement area is fixedly connected to the outer surface of the conveying belt, and the positioning placement area is fixedly connected to the inner side of the conveying rack. A fixing support is fixedly connected to the top end face of the conveying rack, a hydraulic telescopic rod is fixedly connected to the top end face of the fixing support, a mounting support plate is fixedly connected to one end of the hydraulic telescopic rod, a film sealing mechanism is fixedly connected to the other side of the mounting support plate, and a conveying motor is fixedly connected to one side of the conveying rack. According to the device, the fan-shaped driving gear and the fan-shaped driven gear are used in cooperation, prefabricated vegetables can be conveyed at fixed time and fixed distance, in the gap conveying process, the distance between the movable clamping plates is adjusted through the bidirectional adjusting screw rod, so that the prefabricated vegetables are clamped and fixed, and the stability and safety of the prefabricated vegetables are guaranteed in the film sealing process.
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Description

Technical Field

[0001] This utility model relates to a sealing film device for pre-prepared vegetables, belonging to the field of pre-prepared vegetable preservation technology. Background Technology

[0002] Food packaging is an important component of pre-prepared food preservation and one of the major processes in the food industry. It protects food from biological, chemical, and physical damage during its journey from the factory to the consumer. It also helps maintain the stable quality of the food itself, facilitates consumption, and serves as the primary visual representation of the food, attracting consumers and possessing value beyond material cost.

[0003] Some sealing devices are not conducive to the continuous delivery of pre-cooked food during use, which can easily lead to low work efficiency and greatly reduce the practicality of the equipment. Therefore, a sealing device for pre-cooked food preservation is needed to facilitate people's use. Utility Model Content

[0004] The purpose of this invention is to provide a sealing device for pre-prepared vegetables. It utilizes a fan-shaped drive gear and driven gear to transport pre-prepared vegetables at fixed times and distances. During the transport intervals, a bidirectional adjusting screw is used to adjust the distance between the movable clamping plates to clamp and fix the pre-prepared vegetables, ensuring their stability and safety during the sealing process. After sealing, the vegetables are transported again using a conveyor belt, repeating the process continuously to achieve uninterrupted transport of pre-prepared vegetables for sealing, thus solving the problems mentioned in the background art.

[0005] To achieve the above objectives, this utility model provides the following technical solution:

[0006] A sealing device for pre-prepared vegetables includes a conveyor frame. A control display is fixedly connected to the inside of one side of the conveyor frame. A conveyor roller is rotatably connected to the inside of the conveyor frame. A conveyor belt is provided on the outside of the conveyor roller. A positioning area is fixedly connected to the outer surface of the conveyor belt. A fixed bracket is fixedly connected to the top surface of the conveyor frame. A hydraulic telescopic rod is fixedly connected to the top surface of the fixed bracket. A mounting plate is fixedly connected to one end of the hydraulic telescopic rod. A sealing mechanism is fixedly connected to the other side of the mounting plate. A conveyor motor is fixedly connected to one side of the conveyor frame. The main shaft of the conveyor motor is fixedly connected to a drive gear through a coupling.

[0007] Furthermore, the number of conveying rollers is multiple and they are evenly distributed at equal intervals, and the number of positioning placement areas is multiple and they are evenly distributed at equal intervals.

[0008] Furthermore, a driven gear is rotatably connected to one side of the conveyor frame, and the driven gear is fixedly connected to the leftmost conveyor roller.

[0009] Furthermore, the driving gear is a sector gear, and the driving gear and the driven gear are meshed together.

[0010] Furthermore, the inner side of the conveyor frame is provided with movable clamps, and the movable clamps are arranged symmetrically.

[0011] Furthermore, an adjusting motor is fixedly connected to one side of the conveyor frame, and the main shaft of the adjusting motor is fixedly connected to a bidirectional adjusting screw via a coupling, and the movable clamp is screwed to the adjusting screw.

[0012] Furthermore, a limiting support rod is fixedly connected to the inner side of the conveyor frame, and the movable clamping plate is sleeved on the limiting support rod.

[0013] The beneficial effects of this utility model are:

[0014] In summary, this utility model, through the use of a conveyor belt, drive gear, movable clamping plates, and adjusting screw, utilizes a sector-shaped drive gear and driven gear to transport pre-prepared food at fixed times and distances. During the transport intervals, the bidirectional adjusting screw is used to adjust the distance between the movable clamping plates to clamp and fix the pre-prepared food, ensuring its stability and safety during the sealing process. After sealing, the conveyor belt is used again for transport, repeating the process continuously to achieve the purpose of uninterrupted transport of pre-prepared food for sealing, making it convenient to use. Attached Figure Description

[0015] The accompanying drawings are provided to further understand the present invention and form part of the specification. They are used together with the specific embodiments of the present invention to explain the present invention, but do not constitute a limitation thereof.

[0016] Figure 1 This is a schematic diagram of the overall structure of a sealing device for pre-prepared vegetables according to this utility model;

[0017] Figure 2 This is a schematic diagram of the installation structure of the sealing mechanism of a sealing device for pre-prepared vegetables according to this utility model;

[0018] Figure 3 This is a schematic diagram of the installation structure of the adjusting screw of a sealing device for pre-prepared vegetables according to this utility model;

[0019] Figure 4 This is a schematic diagram of the installation structure of the drive gear of a sealing device for pre-prepared vegetables according to this utility model;

[0020] The following are the labels in the diagram: 1. Conveyor frame; 2. Control display; 3. Conveyor roller; 4. Conveyor belt; 5. Positioning area; 6. Fixed bracket; 7. Hydraulic telescopic rod; 8. Mounting support plate; 9. Sealing mechanism; 10. Conveyor motor; 11. Drive gear; 12. Driven gear; 13. Movable clamp; 14. Adjusting motor; 15. Adjusting screw; 16. Limiting support rod. Detailed Implementation

[0021] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0022] Example 1, please refer to Figures 1-4 This utility model provides a technical solution:

[0023] A sealing device for pre-prepared vegetables includes a conveyor frame 1. A control display 2 is fixedly connected to the inside of one side of the conveyor frame 1. A conveyor roller 3 is rotatably connected to the inside of the conveyor frame 1. A conveyor belt 4 is provided on the outside of the conveyor roller 3. A positioning area 5 is fixedly connected to the outer surface of the conveyor belt 4. A fixed bracket 6 is fixedly connected to the top surface of the conveyor frame 1. A hydraulic telescopic rod 7 is fixedly connected to the top surface of the fixed bracket 6. A mounting plate 8 is fixedly connected to one end of the hydraulic telescopic rod 7. A sealing mechanism 9 is fixedly connected to the other side of the mounting plate 8. A conveyor motor 10 is fixedly connected to one side of the conveyor frame 1. The main shaft of the conveyor motor 10 is fixedly connected to a drive gear 11 through a coupling.

[0024] As a preferred technical solution of this utility model, the number of conveying rollers 3 is multiple and they are evenly and equally spaced, and the number of positioning placement areas 5 is multiple and they are evenly and equally spaced; this facilitates the fixed-distance placement of pre-prepared vegetables and makes it convenient to seal them after conveying.

[0025] As a preferred technical solution of this utility model, a driven gear 12 is rotatably connected to one side of the conveyor frame 1, and the driven gear 12 is fixedly connected to the leftmost conveyor roller 3. The driving gear 11 is a sector gear, and the driving gear 11 and the driven gear 12 are meshed with each other. This facilitates the driving gear 11 to mesh with the driving gear 12 at regular intervals for transmission, so that after the conveyor roller 3 is rotated at regular intervals, the pre-cooked vegetables are conveyed by the conveyor belt 4.

[0026] Please refer to Example 2 Figure 3 The difference between this embodiment and Embodiment 1 is that:

[0027] The inner side of the conveyor frame 1 is provided with movable clamping plates 13, and the movable clamping plates 13 are symmetrically arranged. An adjusting motor 14 is fixedly connected to one side of the conveyor frame 1. The main shaft of the adjusting motor 14 is fixedly connected to a bidirectional adjusting screw 15 through a coupling. The movable clamping plates 13 are screwed to the adjusting screw 15. A limiting support rod 16 is fixedly connected to the inner side of the conveyor frame 1, and the movable clamping plates 13 are sleeved on the limiting support rod 16. This facilitates clamping the pre-prepared food and ensures stability and safety during sealing.

[0028] Working principle of this utility model:

[0029] In use, the food container containing the pre-prepared food is placed on the positioning area 5. Then, the conveyor motor 10 rotates the drive gear 11, which in turn drives the driven gear 12, causing the leftmost conveyor roller 3 to rotate. This utilizes friction to allow the conveyor belt 4 to transport the pre-prepared food. Since the drive gear 11 is a sector gear, the pre-prepared food is transported the same distance each time. After the pre-prepared food is transported to the sealing mechanism 9, the adjusting motor 14 rotates the bidirectional adjusting screw 15 with opposite threads, which moves the two movable clamping plates 13 in opposite directions to clamp the pre-prepared food, ensuring stability and safety during sealing. During sealing, the hydraulic telescopic rod 7 moves the mounting plate 8 down to lower the sealing mechanism 9, thus completing the sealing process. After sealing, the food is transported again by the conveyor belt 4 for collection.

[0030] It will be apparent to those skilled in the art that this invention is not limited to the details of the exemplary embodiments described above, and that it can be implemented in other specific forms without departing from the spirit or essential characteristics of this invention. Therefore, the embodiments should be considered illustrative and non-limiting in all respects, and the scope of this invention is defined by the appended claims rather than the foregoing description. Thus, it is intended that all variations falling within the meaning and scope of equivalents of the claims be included within this invention. No reference numerals in the claims should be construed as limiting the scope of the claims.

[0031] Furthermore, it should be understood that although this specification describes embodiments, not every embodiment contains only one independent technical solution. This narrative style is merely for clarity. Those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. A sealing device for pre-prepared vegetables, comprising a conveyor frame (1), characterized in that: A control display (2) is fixedly connected to one side of the conveyor frame (1). A conveyor roller (3) is rotatably connected to the inner side of the conveyor frame (1). A conveyor belt (4) is provided on the outer side of the conveyor roller (3). A positioning placement area (5) is fixedly connected to the outer surface of the conveyor belt (4). A fixed bracket (6) is fixedly connected to the top surface of the conveyor frame (1). A hydraulic telescopic rod (7) is fixedly connected to the top surface of the fixed bracket (6). A mounting plate (8) is fixedly connected to one end of the hydraulic telescopic rod (7). A sealing mechanism (9) is fixedly connected to the other side of the mounting plate (8). A conveyor motor (10) is fixedly connected to one side of the conveyor frame (1). A drive gear (11) is fixedly connected to the main shaft of the conveyor motor (10) through a coupling.

2. The sealing device for pre-prepared vegetables according to claim 1, characterized in that: The number of conveying rollers (3) is multiple and they are evenly distributed at equal intervals. The number of positioning areas (5) is multiple and they are evenly distributed at equal intervals.

3. The sealing device for pre-prepared vegetables according to claim 1, characterized in that: A driven gear (12) is rotatably connected to one side of the conveyor frame (1), and the driven gear (12) is fixedly connected to the leftmost conveyor roller (3).

4. A sealing device for pre-prepared vegetables according to claim 3, characterized in that: The driving gear (11) is a sector gear, and the driving gear (11) and the driven gear (12) are meshed together.

5. A sealing device for pre-prepared vegetables according to claim 1, characterized in that: The inner side of the conveyor frame (1) is provided with a movable clamping plate (13), and the movable clamping plate (13) is arranged symmetrically.

6. A sealing device for pre-prepared vegetables according to claim 5, characterized in that: An adjusting motor (14) is fixedly connected to one side of the conveyor frame (1). The main shaft of the adjusting motor (14) is fixedly connected to a bidirectional adjusting screw (15) via a coupling, and the movable clamp (13) is spirally connected to the adjusting screw (15).

7. A sealing device for pre-prepared vegetables according to claim 6, characterized in that: The inner side of the conveyor frame (1) is fixedly connected to a limiting support rod (16), and the movable clamp (13) is sleeved on the limiting support rod (16).