Aquatic food vacuum packaging device

Abstract

The utility model discloses a vacuum packaging device for aquatic food, and relates to the technical field of vacuum packaging. The device comprises a vacuum packaging box, transverse rods are fixed in the vacuum packaging box side by side, L-shaped sealing bases are symmetrically connected to the transverse rods in a sliding mode, a lead screw is rotationally connected to the portion, between the two transverse rods, in the vacuum packaging box through a bearing, and one end of the lead screw is fixedly connected with the rotating end of a servo motor fixedly installed on the outer wall of the vacuum packaging box. The screw rod is provided with two external threads, the screwing directions of the two external threads are opposite, the two external threads penetrate through the two L-shaped sealing bases in a threaded mode respectively, and a storage plate is horizontally arranged in the vacuum packaging box below the L-shaped sealing bases. The driving lead screw rotates to drive the two L-shaped sealing bases to clamp the bag opening of the vacuum bag after vacuum is completed, the bag opening of the vacuum bag can be sealed through the L-shaped sealing bases, air is effectively prevented from entering the vacuum bag, and therefore effective preservation of aquatic food is guaranteed.

Description

Technical Field

[0001] The utility model belongs to the technical field of vacuum packaging, in particular to a vacuum packaging device for aquatic food. Background Art

[0002] Vacuum packaging, also known as decompression packaging, can achieve the purpose of keeping food fresh and free of disease and decay. Vacuum packaging machines are often used in the food packaging industry. After vacuum packaging, the food can improve its antioxidant effect, thereby achieving the purpose of long-term preservation of food. It is a very widely used vacuum packaging equipment. After searching, the patent with application number 202122617128.0 discloses a food vacuum packaging device, including a box body, the inner walls of the box body are respectively fixedly connected with horizontal partitions and vertical partitions, the upper surface of the vertical partition is rotatably connected with a double-sided cover plate through a rotating shaft, and the left and right sides of the double-sided cover plate are fixedly connected with blocking blocks, and the inner bottom wall of the box body is fixedly installed with two vacuum pumps, the input end of the vacuum pump is fixedly connected with a vacuum pipe, and the output end of the vacuum pump is fixedly connected with an exhaust pipe, and the inner wall of the box body is provided with an exhaust hole, and the exhaust pipe extends to the inside of the exhaust hole away from the end of the vacuum pump.

[0003] However, in actual use, the applicant found that when vacuum packaging food, it only vacuum-processed the transparent packaging film containing the food. After the vacuum processing was completed, the bag mouth of the transparent packaging film could not be sealed, so that after taking out the food, it was easy for external air to enter the inside of the transparent packaging film, and it was impossible to ensure the long-term effective preservation of the food. In view of this, we proposed a vacuum packaging device for aquatic food. Utility Model Content

[0004] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0005] The utility model discloses a vacuum packaging device for aquatic food, comprising a vacuum packaging box, wherein cross bars are fixed side by side inside the vacuum packaging box, and an L-shaped sealing seat is symmetrically slidably connected to the cross bars, a screw rod is rotatably connected in the vacuum packaging box between two of the cross bars through a bearing, one end of the screw rod is fixedly connected to the rotating end of a servo motor fixedly installed on the outer wall of the vacuum packaging box, two external threads are opened on the screw rod, and the rotation directions of the two external threads are opposite, and the two external threads are respectively threaded through the two L-shaped sealing seats, a storage plate is horizontally arranged in the vacuum packaging box below the L-shaped sealing seat, a pressure relief valve is fixedly connected to one side of the vacuum packaging box, a vacuum pump is fixedly installed in the vacuum packaging box below the pressure relief valve, an air inlet end of the vacuum pump is located in the food vacuum chamber at the upper part of the vacuum packaging box, an air outlet end of the vacuum pump is communicated with the outside of the vacuum packaging box, a box door is rotatably connected to the front side of the vacuum packaging box through a hinge shaft, and a sealing pad is fixedly connected to the edge position of the inner side of the box door.

[0006] Preferably, a slide groove is provided on the inner side wall of the vacuum packaging box, and the storage plate slides along the slide groove.

[0007] Preferably, a threaded sleeve is fixedly provided at the center position of the bottom of the storage plate, and the bottom of the vacuum chamber on the upper part of the vacuum packaging box is rotatably connected to a screw rod through a bearing, the upper end of the screw rod is threaded into the threaded sleeve, and a turntable is fixedly sleeved on the screw rod below the threaded sleeve.

[0008] Preferably, a control panel is fixedly installed on the front side of the box door, and the control panel is electrically connected to an external power supply through a wire. The servo motor, the pressure relief valve, the vacuum pump and the heating wire inside the L-shaped sealing seat are electrically connected to the control panel through wires respectively.

[0009] Preferably, a storage groove is provided at the center of the top of the storage plate.

[0010] Preferably, a handle groove is provided on a side of the door away from the hinge axis, and an observation window is provided in the middle of the door.

[0011] The utility model has the following beneficial effects:

[0012] The utility model discloses a vacuum packaging device for aquatic food, which drives a screw rod to rotate and drives two L-shaped sealing seats to clamp the bag mouth of the vacuum bag after vacuum is completed, and can seal the bag mouth of the vacuum bag through the L-shaped sealing seat, effectively preventing air from entering the vacuum bag, thereby ensuring the long-term effective preservation of aquatic food, and can drive a storage plate to move upward or downward by rotating the screw rod, and adjust the position height of the storage plate, thereby being able to adapt to the sealing of vacuum bags of different heights and sizes. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0014] Figure 1 This is a left-side structural schematic diagram of a vacuum packaging device for aquatic food according to the utility model;

[0015] Figure 2 It is a right side structural schematic diagram of a vacuum packaging device for aquatic food of the utility model;

[0016] Figure 3 The utility model is a front structural schematic diagram of a vacuum packaging device for aquatic food.

[0017] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0018] 1. Vacuum packaging box; 2. Servo motor; 3. Pressure relief valve; 4. Vacuum pump; 5. Screw; 6. Cross bar; 7. L-shaped sealing seat; 8. Box door; 81. Sealing gasket; 9. Storage board; 91. Storage slot; 92. Threaded sleeve; 10. Slide; 11. Control panel; 12. Screw; 13. Turntable. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figure 1-3 As shown, the utility model provides a technical solution:

[0021] Embodiment 1: A vacuum packaging device for aquatic food, comprising a vacuum packaging box 1, wherein cross bars 6 are fixed side by side inside the vacuum packaging box 1, and L-shaped sealing seats 7 are symmetrically slidably connected to the cross bars 6. A screw rod 5 is rotatably connected to the vacuum packaging box 1 between the two cross bars 6 through a bearing, and one end of the screw rod 5 is fixedly connected to the rotating end of a servo motor 2 fixedly installed on the outer wall of the vacuum packaging box 1. Two external threads are provided on the screw rod 5, and the rotation directions of the two external threads are opposite. The two external threads are respectively threaded through the two L-shaped sealing seats 7. By driving the screw rod 5 to rotate, the two L-shaped sealing seats 7 can be driven to approach synchronously, the bag mouth of the vacuum bag can be clamped, and the L-shaped sealing seat 7 can be used to seal the bag. The bag opening of the vacuum bag is sealed, and the initial positions of the two L-shaped sealing seats 7 are 2mm apart, which can preliminarily limit the bag opening, so that during the vacuum process, the bag opening of the vacuum bag can always be between the two L-shaped sealing seats 7, so that after the vacuum is completed, the bag opening can be smoothly sealed, thereby effectively ensuring the vacuum preservation of aquatic food. A storage plate 9 is horizontally arranged in the vacuum packaging box 1 below the L-shaped sealing seat 7, and a storage groove 91 is opened at the center position of the top of the storage plate 9. A pressure relief valve 3 is fixedly connected to one side of the vacuum packaging box 1, and a vacuum pump 4 is fixedly installed in the vacuum packaging box 1 below the pressure relief valve 3. The air inlet end of the vacuum pump 4 is located at the vacuum In the food vacuum chamber at the upper part of the packaging box 1, the air outlet end of the vacuum pump 4 is connected to the outside of the vacuum packaging box 1, and a control panel 11 is fixedly installed on the front side of the box door 8. The control panel 11 is electrically connected to the external power supply through a wire, and the servo motor 2, the pressure relief valve 3, the vacuum pump 4 and the heating wire inside the L-shaped sealing seat 7 are electrically connected to the control panel 11 through a wire respectively. The front side of the vacuum packaging box 1 is rotatably connected to the box door 8 through a hinge shaft, and a sealing gasket 81 is fixedly connected to the edge position of the inner side of the box door 8 for sealing the connection between the vacuum packaging box 1 and the box door 8. A handle groove is provided on the side of the box door 8 away from the hinge shaft, and an observation window is provided in the middle of the box door 8. When packaging aquatic food, the vacuum bag containing the aquatic food can be placed in the storage groove 91 on the top of the storage plate 9, and the bag opening can be placed between the two L-shaped sealing seats 7, and then the box door 8 is closed. At this time, the vacuum pump 4 can be driven by the control panel 11 to extract the air in the food vacuum chamber in the upper part of the vacuum packaging box 1 to the outside of the box. After the vacuum is completed, the servo motor 2 can drive the screw rod 5 to rotate, and the rotation of the screw rod 5 can drive the two L-shaped sealing seats 7 to approach synchronously, clamp the bag opening of the vacuum bag, and can perform hot-melt sealing on the bag opening through the L-shaped sealing seat 7. After the bag opening is sealed, open the pressure relief valve 3, then the box door 8 can be opened to take out the vacuum-packed aquatic food.

[0022] Embodiment 2: The difference between this embodiment and embodiment 1 is that, a slide groove 10 is provided on the inner side wall of the vacuum packaging box 1, and the storage plate 9 slides along the slide groove 10. A threaded sleeve 92 is fixedly provided at the center position of the bottom of the storage plate 9. The bottom of the vacuum chamber at the upper part of the vacuum packaging box 1 is rotatably connected with a screw rod 12 through a bearing. The upper end of the screw rod 12 is threaded into the threaded sleeve 92. By rotating the screw rod 12, the storage plate 9 is driven to move upward or downward, and the spacing between the storage plate 9 and the L-shaped sealing seat 7 can be adjusted, so as to adapt to the sealing of vacuum bags of different heights. A turntable 13 is sleeved and fixed on the screw rod 12 below the threaded sleeve 92. When the height of the position of the storage plate 9 needs to be adjusted, the turntable 13 can be manually rotated to drive the screw rod 12 to rotate. At this time, the screw rod 12 rotates in the threaded sleeve 92, and can drive the storage plate 9 to move upward or downward along the slide groove 10. The height of the storage plate 9 is adjusted, so as to adapt to the sealing of vacuum bags of different heights.

[0023] Working principle: When using, when packaging aquatic food, the vacuum bag containing the aquatic food can be placed in the storage groove 91 on the top of the storage plate 9, and the bag mouth can be placed between the two L-shaped sealing seats 7, and then the box door 8 is closed. At this time, the vacuum pump 4 can be driven by the control panel 11 to extract the air in the food vacuum chamber at the upper part of the vacuum packaging box 1 to the outside of the box. After the vacuum is completed, the servo motor 2 can drive the screw rod 5 to rotate, and the rotation of the screw rod 5 can drive the two L-shaped sealing seats 7 to move closer synchronously, clamp the bag mouth of the vacuum bag, and can The bag opening is hot-melt sealed by the L-shaped sealing seat 7. After the bag opening is sealed, the pressure relief valve 3 is opened, the box door 8 can be opened, and the vacuum-packed aquatic food can be taken out. When the position height of the storage plate 9 needs to be adjusted, the screw 12 can be driven to rotate by manually rotating the turntable 13. At this time, the screw 12 rotates in the threaded sleeve 92, which can drive the storage plate 9 to move upward or downward along the slide groove 10, and the height of the storage plate 9 can be adjusted, so as to adapt to the sealing of vacuum bags of different heights.

[0024] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0025] The above are only preferred embodiments of the present invention and do not limit the present invention. Any modification to the technical solutions described in the aforementioned embodiments and any equivalent replacement of some of the technical features therein are within the protection scope of the present invention.

Claims

1. A vacuum packaging device for aquatic food, comprising a vacuum packaging box (1), characterized in that: The vacuum packaging box (1) is provided with cross bars (6) fixed side by side inside, and an L-shaped sealing seat (7) is symmetrically slidably connected to the cross bars (6). A screw rod (5) is rotatably connected to the vacuum packaging box (1) between the two cross bars (6) via a bearing, and one end of the screw rod (5) is fixedly connected to the rotating end of a servo motor (2) fixedly mounted on the outer wall of the vacuum packaging box (1). The screw rod (5) is provided with two external threads, and the rotation directions of the two external threads are opposite. The two external threads are respectively threaded through the two L-shaped sealing seats (7). The lower part of the L-shaped sealing seat (7) is provided with a screw rod (5). A storage plate (9) is horizontally arranged in the vacuum packaging box (1); a pressure relief valve (3) is fixedly connected to one side of the vacuum packaging box (1); a vacuum pump (4) is fixedly installed in the vacuum packaging box (1) below the pressure relief valve (3); an air inlet end of the vacuum pump (4) is located in a food vacuum chamber at the upper part of the vacuum packaging box (1); an air outlet end of the vacuum pump (4) is connected to the outside of the vacuum packaging box (1); a box door (8) is rotatably connected to the front side of the vacuum packaging box (1) via a hinge shaft; a sealing gasket (81) is fixedly connected to the inner edge of the box door (8).

2. The vacuum packaging device for aquatic food according to claim 1, characterized in that: A slide groove (10) is provided on the inner side wall of the vacuum packaging box (1), and the storage plate (9) slides along the slide groove (10).

3. The vacuum packaging device for aquatic food according to claim 2, characterized in that: A threaded sleeve (92) is fixedly arranged at the center position of the bottom of the storage plate (9); the bottom of the vacuum chamber at the upper part of the vacuum packaging box (1) is rotatably connected to a screw rod (12) via a bearing; the upper end of the screw rod (12) is threadedly screwed into the threaded sleeve (92); and a turntable (13) is sleeved and fixed on the screw rod (12) below the threaded sleeve (92).

4. The vacuum packaging device for aquatic food according to claim 1, characterized in that: A control panel (11) is fixedly mounted on the front side of the box door (8), and the control panel (11) is electrically connected to an external power source via a wire. The servo motor (2), the pressure relief valve (3), the vacuum pump (4) and the heating wire inside the L-shaped sealing seat (7) are electrically connected to the control panel (11) via wires.

5. The aquatic food vacuum packaging device according to claim 1, characterized in that: A storage groove (91) is provided at the center of the top of the storage plate (9).

6. The aquatic food vacuum packaging device according to claim 1, characterized in that: A handle groove is provided on one side of the box door (8) away from the hinge axis, and an observation window is provided in the middle of the box door (8).

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