Meat food vacuum package fresh-keeping equipment

Abstract

The utility model discloses a meat food vacuum packaging fresh-keeping device which comprises a machine body, a vacuum cover is installed on the rear side of the machine body, a heat sealing mechanism is arranged on the inner wall of the vacuum cover and used for achieving heat sealing operation on a packaging bag, and a flattening mechanism is arranged in the machine body and used for achieving flattening operation on the packaging bag. The flattening mechanism comprises a flattening assembly, the flattening assembly comprises an operation box arranged at the bottom of an inner cavity of the machine body in a sliding mode, a lead screw is rotationally connected to the interior of the operation box, the left side of the lead screw is fixedly connected with a rotating bevel gear, and the surface of the lead screw is in threaded connection with a sliding block. According to the vacuum packaging and fresh-keeping equipment for the meat products, by arranging the flattening mechanism, the flattening rod can flatten the opening of a packaging bag, so that the opening of the packaging bag is kept flat in the subsequent heat sealing operation, the condition that the bag opening is wrinkled after heat sealing is avoided, and the quality of a finished product is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of vacuum packaging, in particular to a meat food vacuum packaging and fresh-keeping device. Background Art

[0002] According to the retrieval of Chinese Patent Publication No.: CN214729987U, a meat food vacuum packaging and preservation device is disclosed, which belongs to the technical field of food processing equipment. The key points of its technical solution include a box body, and two identical long boxes are symmetrically and fixedly connected on both sides of the inner wall of the box body. The bottom ends of the inner walls of the two long boxes are rotatably connected with threaded rods, and the tops of the threaded rods rotate and penetrate the long boxes and are fixedly connected with knobs. The threaded rods are threadedly sleeved with internal threaded tubes on the surfaces of the long boxes, and the internal threaded tubes are sleeved inside the moving block. One side of the moving block is fixedly connected with a slide cylinder, and the slide cylinder is movably sleeved with a slide rod on the side away from the moving block. The slide rod is fixedly connected with a limiting plate at one end placed inside the slide cylinder. By miniaturizing the packaging equipment, the family's meat storage needs can be met, and the disadvantages of the existing meat vacuum packaging and preservation equipment, which are large in size and high in cost, are solved, making it more suitable for family use.

[0003] After the existing meat food vacuum packaging and preservation equipment evacuates the packaging bag, the opening of the packaging bag will shrink. When the opening is heat-sealed, the opening is not flat enough, which may cause a gap at the sealing point, thereby causing the packaging bag to leak, which is not conducive to the preservation of meat food. Therefore, the utility model provides a meat food vacuum packaging and preservation equipment. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a meat food vacuum packaging and preservation device, which solves the problem that after the existing meat food vacuum packaging and preservation device evacuates the packaging bag, the opening of the packaging bag will shrink, and when the opening is heat-sealed, the opening is not flat enough, which may cause a gap at the sealing point, thereby causing the packaging bag to leak, which is not conducive to the preservation of meat food.

[0005] To achieve the above purpose, the utility model is implemented through the following technical solutions: a meat food vacuum packaging and fresh-keeping device, including a body, a vacuum cover is installed on the rear side of the body, a heat sealing mechanism is provided on the inner wall of the vacuum cover for realizing the heat sealing operation of the packaging bag, and a flattening mechanism is provided inside the body for realizing the flattening operation of the packaging bag, and the flattening mechanism includes:

[0006] The flattening assembly comprises an operating box slidably arranged at the bottom of the inner cavity of the machine body, the inner part of the operating box is rotatably connected with a screw rod, the left side of the screw rod is fixedly connected with a rotating bevel gear, the surface of the screw rod is threadedly connected with a sliding block, and the surface of the sliding block enables the flattening rod to slide through the transmission assembly;

[0007] A control assembly is arranged on the top of the operating box and is used to drive the screw to rotate;

[0008] The driving assembly is arranged on the left side of the machine body and is used for driving the operating box to slide.

[0009] Preferably, the transmission assembly includes a transmission rod rotatably installed on both sides of the sliding block, one end of the transmission rod is rotatably connected to the transmission block, the surface of the transmission block is slidably connected to the inside of the operating box, and the right side of the transmission block is fixedly connected to the left end of the flattening rod.

[0010] Preferably, the control assembly comprises a control handle rotatably mounted on the top of the operating box, the bottom of the control handle is fixedly connected with a control bevel gear, and the surface of the control bevel gear is meshed with the surface of the rotating bevel gear.

[0011] Preferably, the driving assembly comprises a driving cylinder installed on the left side of the machine body, one side of the driving cylinder is slidably connected to a piston rod, and one end of the piston rod is fixedly connected to the left side of the operating box.

[0012] Preferably, a vacuum pump is installed on the right side of the machine body, the top of the vacuum pump is fixedly connected to the right side of the machine body through a connecting pipe, and a vacuum pressure sensor is installed on the inner wall of the machine body.

[0013] Preferably, the heat sealing mechanism comprises a heat sealing strip installed at the bottom of the inner cavity of the machine body and an electric telescopic rod installed at the top of the inner cavity of the vacuum cover, and one end of the electric telescopic rod is fixedly connected to a hot pressing plate.

[0014] Beneficial Effects

[0015] The utility model provides a meat food vacuum packaging and fresh-keeping device. Compared with the prior art, it has the following beneficial effects:

[0016] (1) The meat food vacuum packaging and preservation equipment places the packaging bag containing the meat food into the placement groove opened at the bottom of the body cavity, so that the opening of the packaging bag is placed on the left side of the placement groove, and two flattening rods are inserted into the opening of the packaging bag, and then the control handle is rotated to drive the control bevel gear to rotate, and the rotation of the control bevel gear drives the screw rod to rotate, and the rotation of the screw rod causes the sliding block to slide, and the sliding of the sliding block causes one end of the transmission rod to rotate inside the sliding block, and the other end of the transmission rod rotates inside the transmission block, so that the transmission block slides on the inner surface of the groove opened on the right side of the operation box, and the sliding of the transmission block drives the flattening rod to slide synchronously to the relative or opposite side, so as to flatten the opening of the packaging bag. By providing a flattening mechanism, the flattening rod can flatten the opening of the packaging bag, so that the opening of the packaging bag can be kept flat in the subsequent heat sealing operation, avoiding the situation of bag mouth wrinkles after heat sealing, and improving the quality of the finished product.

[0017] (2) The meat food vacuum packaging and preservation equipment starts the vacuum pump to extract the air inside the machine body through the connecting pipe, thereby extracting the air inside the packaging bag, and uses the vacuum pressure sensor to detect the vacuum degree inside the machine body. When the vacuum is formed, the piston rod and the operating box are driven to slide to the left synchronously by starting the driving cylinder, thereby extracting the flattening rod from the packaging bag opening, and finally the hot pressing plate is driven to slide downward by starting the electric telescopic rod. The hot pressing plate cooperates with the heat sealing strip to perform heat sealing operation on the opening of the packaging bag, and finally the vacuum cover is opened to take out the vacuum-packed meat food packaging bag. By providing a heat sealing mechanism, the meat food packaging bag can be quickly heat-sealed, thereby improving work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0019] Figure 2 It is a schematic diagram of the external structure of the utility model from the left side perspective;

[0020] Figure 3 It is a three-dimensional schematic diagram of the flattening assembly of the utility model;

[0021] Figure 4 It is a schematic diagram of the internal structure of the operating box of the utility model.

[0022] In the figure: 1-body, 2-vacuum cover, 3-heat sealing mechanism, 31-heat sealing strip, 32-electric telescopic rod, 33-hot pressing plate, 4-flattening mechanism, 41-flattening assembly, 411-operating box, 412-screw, 413-rotating bevel gear, 414-sliding block, 415-flattening rod, 42-control assembly, 421-control handle, 422-control bevel gear, 43-driving assembly, 431-driving cylinder, 432-piston rod, 5-transmission assembly, 51-transmission rod, 52-transmission block, 6-vacuum pump, 7-vacuum pressure sensor. DETAILED DESCRIPTION

[0023] 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 in 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.

[0024] See also Figure 1-4 , the utility model provides two technical solutions:

[0025] Embodiment 1

[0026] A meat food vacuum packaging and preservation device comprises a body 1, a vacuum cover 2 is installed on the rear side of the body 1, a sealing sticker is arranged on the inner side of the vacuum cover 2 and the top of the body 1, so as to ensure the sealing inside the body 1 after the vacuum cover 2 is covered, an ultraviolet lamp is installed on the top of the inner cavity of the vacuum cover 2, which is used to sterilize the meat food packaging bag, a heat sealing mechanism 3 is arranged on the inner wall of the vacuum cover 2 for realizing the heat sealing operation of the packaging bag, and a flattening mechanism 4 is arranged inside the body 1 for realizing the flattening operation of the packaging bag, and the flattening mechanism 4 comprises:

[0027] The flattening assembly 41 includes an operating box 411 slidably arranged at the bottom of the inner cavity of the body 1, positioning rods are installed on the front and rear sides of the inner wall of the body 1, and positioning blocks are installed on the front and rear sides of the operating box 411. The positioning blocks slide on the surface of the positioning rods. The inside of the operating box 411 is rotatably connected to a screw rod 412, and a rotating bevel gear 413 is fixedly connected to the left side of the screw rod 412. The surface of the screw rod 412 is threadedly connected to a sliding block 414, and the surface of the sliding block 414 causes the flattening rod 415 to slide through the transmission assembly 5;

[0028] The control assembly 42 is disposed on the top of the operation box 411 and is used to drive the screw rod 412 to rotate;

[0029] The driving assembly 43 is arranged on the left side of the machine body 1 and is used to drive the operation box 411 to slide. The transmission assembly 5 includes a transmission rod 51 rotatably installed on both sides of the sliding block 414. One end of the transmission rod 51 is rotatably connected with a transmission block 52. The surface of the transmission block 52 is slidably connected to the inside of the operation box 411. The transmission block 52 slides on the inner surface of the notch opened on the right side of the operation box 411. The right side of the transmission block 52 is fixedly connected to the left end of the flattening rod 415. The control assembly 42 includes a control handle 421 rotatably installed on the top of the operation box 411. The bottom of the control handle 421 is fixedly connected with a control bevel gear 422. The surface of the control bevel gear 422 is meshed with the surface of the rotating bevel gear 413. The driving assembly 43 includes a driving cylinder 431 installed on the left side of the machine body 1. The driving cylinder 431 is connected to an external air source through an air pipe. A piston rod 432 is slidably connected to one side of the driving cylinder 431. One end of the piston rod 432 is fixedly connected to the left side of the operation box 411 to move the package containing meat food. The bag is placed into the placement groove opened at the bottom of the inner cavity of the machine body 1, so that the opening of the packaging bag is placed on the left side of the placement groove, and the two flattening rods 415 are inserted into the opening of the packaging bag, and then the control handle 421 is rotated to drive the control bevel gear 422 to rotate, and the rotation of the control bevel gear 422 drives the screw rod 412 to rotate, and the rotation of the screw rod 412 causes the sliding block 414 to slide, and the sliding of the sliding block 414 causes one end of the transmission rod 51 to rotate inside the sliding block 414, and the other end of the transmission rod 51 rotates inside the transmission block 52, so that the transmission block 52 slides on the inner surface of the groove opened on the right side of the operation box 411, and the sliding of the transmission block 52 drives the flattening rod 415 to slide synchronously to the relative or opposite side, so as to flatten the opening of the packaging bag, and by providing the flattening mechanism 4, the flattening rod 415 can flatten the opening of the packaging bag, so that the opening of the packaging bag can be kept flat in the subsequent heat sealing operation, avoiding the bag mouth wrinkles after heat sealing, and improving the quality of the finished product.

[0030] Embodiment 2

[0031] The main difference from the first embodiment is:

[0032] A meat food vacuum packaging and preservation device, a vacuum pump 6 is installed on the right side of the body 1, the vacuum pump 6 is a prior art, a vacuum pump refers to a device or equipment that uses mechanical, physical, chemical or physicochemical methods to evacuate the container to obtain a vacuum, the top of the vacuum pump 6 is fixedly connected to the right side of the body 1 through a connecting pipe, a vacuum pressure sensor 7 is installed on the inner wall of the body 1, the working principle of the vacuum pressure sensor is that the pressure of the medium directly acts on the diaphragm of the sensor, causing the diaphragm to produce a micro-displacement proportional to the medium pressure, causing the resistance of the sensor to change, and using an electronic circuit to detect this change, and convert and output a standard signal corresponding to this pressure, a display screen is set on the front side of the body 1, the vacuum pressure sensor transmits the detected vacuum data to the display screen, which is convenient for staff to observe, the heat sealing mechanism 3 includes a heat sealing strip 31 installed at the bottom of the inner cavity of the body 1 and an electric telescopic rod 32 installed at the top of the inner cavity of the vacuum cover 2, the electric telescopic rod 32 and the hot pressing plate 33 are all prior art and are connected to the external circuit through wires. One end of the electric telescopic rod 32 is fixedly connected to the hot pressing plate 33. By starting the vacuum pump 6, the air inside the body 1 is extracted through the connecting pipe, so that the air inside the packaging bag can be extracted, and the vacuum degree inside the body 1 is detected by the vacuum pressure sensor 7. When the vacuum is drawn, the piston rod 432 and the operation box 411 are driven to slide to the left synchronously by starting the driving cylinder 431, so that the flattening rod 415 is pulled out from the packaging bag opening, and finally the hot pressing plate 33 is driven to slide downward by starting the electric telescopic rod 32. The hot pressing plate 33 cooperates with the heat sealing strip 31 to perform heat sealing operation on the opening of the packaging bag, and finally the vacuum cover 2 is opened to take out the vacuum-packed meat food packaging bag. By providing the heat sealing mechanism 3, the meat food packaging bag can be quickly heat-sealed, thereby improving work efficiency. At the same time, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0033] During operation, the packaging bag containing meat food is placed into the placement groove opened at the bottom of the inner cavity of the machine body 1, so that the opening of the packaging bag is placed on the left side of the placement groove, and the two flattening rods 415 are inserted into the opening of the packaging bag, and then the control handle 421 is rotated to drive the control bevel gear 422 to rotate, and the rotation of the control bevel gear 422 drives the screw rod 412 to rotate, and the rotation of the screw rod 412 causes the sliding block 414 to slide, and the sliding of the sliding block 414 causes one end of the transmission rod 51 to rotate inside the sliding block 414, and the other end of the transmission rod 51 rotates inside the transmission block 52, so that the transmission block 52 slides on the inner surface of the notch opened on the right side of the operation box 411, and the sliding of the transmission block 52 drives the flattening rod 415 The vacuum cover 2 is then covered with a vacuum pump 6 to pump out the air inside the machine body 1 through the connecting pipe, thereby pumping out the air inside the packaging bag, and detecting the vacuum degree inside the machine body 1 through the vacuum pressure sensor 7. After the vacuum is formed, the piston rod 432 and the operating box 411 are driven to slide to the left synchronously by starting the driving cylinder 431, thereby pulling the flattening rod 415 out of the packaging bag mouth. Finally, the electric telescopic rod 32 is started to drive the hot pressing plate 33 to slide downward, and the hot pressing plate 33 cooperates with the heat sealing strip 31 to perform heat sealing operation on the opening of the packaging bag. Finally, the vacuum cover 2 is opened to take out the vacuum-packed meat food packaging bag.

[0034] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0035] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A meat food vacuum packaging and preservation device, comprising a body (1), characterized in that: A vacuum cover (2) is installed on the rear side of the machine body (1), and a heat sealing mechanism (3) is provided on the inner wall of the vacuum cover (2) for realizing a heat sealing operation on the packaging bag. A flattening mechanism (4) is provided inside the machine body (1) for realizing a flattening operation on the packaging bag. The flattening mechanism (4) comprises: A flattening assembly (41) comprises an operating box (411) slidably arranged at the bottom of the inner cavity of the machine body (1); a screw rod (412) is rotatably connected inside the operating box (411); a rotating bevel gear (413) is fixedly connected to the left side of the screw rod (412); a sliding block (414) is threadedly connected to the surface of the screw rod (412); and the surface of the sliding block (414) causes a flattening rod (415) to slide via a transmission assembly (5); A control assembly (42), disposed on the top of the operating box (411), and used for driving the screw rod (412) to rotate; The driving assembly (43) is arranged on the left side of the machine body (1) and is used for driving the operating box (411) to slide.

2. The meat food vacuum packaging and fresh-keeping equipment according to claim 1, characterized in that: The transmission assembly (5) comprises a transmission rod (51) rotatably mounted on both sides of the sliding block (414); one end of the transmission rod (51) is rotatably connected to a transmission block (52); the surface of the transmission block (52) is slidably connected to the inside of the operation box (411); and the right side of the transmission block (52) is fixedly connected to the left end of the flattening rod (415).

3. The meat food vacuum packaging and fresh-keeping equipment according to claim 1, characterized in that: The control assembly (42) comprises a control handle (421) rotatably mounted on the top of the operating box (411), the bottom of the control handle (421) is fixedly connected with a control bevel gear (422), and the surface of the control bevel gear (422) is meshed with the surface of the rotating bevel gear (413).

4. The meat food vacuum packaging and fresh-keeping equipment according to claim 1, characterized in that: The driving assembly (43) comprises a driving cylinder (431) installed on the left side of the machine body (1), one side of the driving cylinder (431) is slidably connected to a piston rod (432), and one end of the piston rod (432) is fixedly connected to the left side of the operating box (411).

5. The meat food vacuum packaging and fresh-keeping equipment according to claim 1, characterized in that: A vacuum pump (6) is installed on the right side of the machine body (1); the top of the vacuum pump (6) is fixedly connected to the right side of the machine body (1) via a connecting pipe; and a vacuum pressure sensor (7) is installed on the inner wall of the machine body (1).

6. The meat food vacuum packaging and fresh-keeping equipment according to claim 1, characterized in that: The heat sealing mechanism (3) comprises a heat sealing strip (31) installed at the bottom of the inner cavity of the machine body (1) and an electric telescopic rod (32) installed at the top of the inner cavity of the vacuum cover (2), and one end of the electric telescopic rod (32) is fixedly connected to a hot pressing plate (33).

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