CN221114534U - Vacuum sealing machine with dehumidifying function - Google Patents

Abstract

The utility model belongs to the technical field of vacuum sealing machines, and particularly relates to a vacuum sealing machine with a dehumidifying function, which comprises a base and a cover plate, wherein the cover plate is rotationally connected with the base, the base is of a trapezoid structure, the base comprises a base body, a middle cover which is obliquely arranged is arranged on the front side of the upper part of the base body, the base body and the middle cover are matched to form a containing cavity, a driving circuit board and a vacuumizing assembly which is electrically connected with the driving circuit board are arranged in the containing cavity, an upper vacuumizing groove and a lower vacuumizing groove are respectively arranged on opposite surfaces of the cover plate and the middle cover, and a heat sealing assembly for heating and sealing packaging bags is also arranged on the middle cover; in the vacuum sealing process, the food in the packaging bag sinks due to gravity, so that the liquid in the packaging bag flows downwards to the bottom of the packaging bag under the action of the gravity, and the air is effectively pumped out in the vacuum sealing process, so that the vacuumizing sealing effect is improved.

Description

Vacuum sealing machine with dehumidifying function

Technical Field

The utility model belongs to the field of vacuum sealing machines, and particularly relates to a vacuum sealing machine with a dehumidifying function.

Background

The vacuum sealing machine is used for filling articles into the packaging bags, sucking air in the packaging bags through the vacuum sealing machine, sealing through hot-melt sealing after reaching the preset vacuum degree, and particularly for food packaging, prolonging the shelf life of the food through vacuum packaging without adding any chemical agent, and is healthy and environment-friendly and widely applied to food packaging. Along with the promotion of people's quality of life, attach more importance to food safety, domestic vacuum capper is popular gradually, and traditional domestic vacuum capper inserts the sack of wrapping bag in sealed holding chamber, thereby through the extraction holding chamber in with the air extraction in the vacuum wrapping bag, then carries out the hot melt and seals.

The Chinese patent with the bulletin number of CN 216834450U discloses a portable vacuum sealing machine which comprises an upper cover and a base, wherein the portable vacuum sealing machine comprises a vacuumizing mechanism, the vacuumizing mechanism is arranged in the upper cover, and a control assembly is arranged in the upper cover; the sealing mechanism is arranged at the upper cover, and the vacuumizing cavity comprises an upper cavity arranged at the upper cover and a lower cavity arranged at the base; the outer pipe joint is arranged at the upper cover and is communicated with the vacuumizing cavity; the power supply assembly is arranged in the upper cover.

The portable vacuum sealing machine adopts the built-in power supply assembly to supply power to the portable vacuum sealing machine, so that the equipment is free from the limitation of a power supply, can be used at any position indoors and outdoors, is small and exquisite, is convenient to store when in idle, and saves space; but this vacuum capper is relatively short, and when the wrapping bag that is equipped with wet food carries out the side and puts and carry out vacuum seal generally, the gas of the bottom of wrapping bag can be stranded in the bottom of wrapping bag, and the centre is wet, fluidic food again, has stopped gaseous outer taking out for partial gas is difficult for take out, makes the effect of vacuum not good, and then influences the fresh-keeping effect of wrapping bag.

Disclosure of utility model

The utility model aims to provide a vacuum sealing machine with a dehumidifying function, and aims to solve the technical problems that in the prior art, the vacuum sealing machine is relatively short, when a packaging bag filled with wet food is placed sideways for vacuum sealing, gas at the bottom of the packaging bag is trapped at the bottom of the packaging bag, the middle part of the packaging bag is wet and fluid food, and the outward pumping of the gas is blocked, so that part of the gas is not easy to pump out, the vacuum effect is poor, and the fresh-keeping effect of the packaging bag is further influenced.

In order to achieve the above object, the embodiment of the utility model provides a vacuum sealing machine with a dehumidifying function, which comprises a base and a cover plate, wherein the cover plate is rotationally connected with the base so that the cover plate can be rotationally opened or pressed on the base, the base is of a trapezoid structure and comprises a base body, a middle cover which is obliquely arranged is arranged on the front side of the upper part of the base body, the base body and the middle cover are matched to form a containing cavity, a driving circuit board and a vacuumizing assembly which is electrically connected with the driving circuit board are arranged in the containing cavity, an upper vacuumizing groove and a lower vacuumizing groove are respectively arranged on opposite surfaces of the cover plate and the middle cover, a heat sealing assembly which is used for heating and sealing a packaging bag is further arranged on the middle cover, and the heat sealing assembly is electrically connected with the driving circuit board;

The upper concave cavity is formed in the lower surface of the cover plate, the lower concave cavity is formed in the upper surface of the base, the upper concave cavity and the lower concave cavity are combined to form a containing cavity for containing the packaging bag roll, a cutter groove is formed in the upper surface of the cover plate, and a cutter assembly for cutting the packaging bag is connected in a sliding mode in the cutter groove;

Optionally, the vacuum pumping assembly includes set up in the vacuum pump in the pedestal, the vacuum pump is connected with the exhaust tube, the vacuum pump passes through the exhaust tube with lower evacuation groove intercommunication.

Optionally, the exhaust tube is connected with a pressure switch for detecting the negative pressure of the exhaust tube, and the pressure switch is connected with the driving circuit board.

Optionally, the lower vacuum groove with the interval parallel arrangement of heat seal subassembly just follows the length direction of pedestal extends, lower ring channel has been seted up to the outer fringe of lower vacuum groove, go up the outer fringe of vacuum groove and seted up the ring channel, go up the ring channel with the ring channel is embedded respectively down and is equipped with ring seal.

Optionally, the heat seal assembly includes the embedding on the well lid and with the heat seal of drive circuit board electric connection and with the layering that the heat seal position corresponds, the bottom of apron is seted up with the socket that corresponds with the layering.

Optionally, be provided with the liquid storage box that bleeds that is used for collecting the liquid that the sack spilled down in the evacuation groove middle part, the liquid storage box detachable of bleeding set up in the evacuation groove down, the liquid storage box left and right sides of bleeding is provided with left knot hand position and right knot hand position respectively.

Optionally, the cutter groove is followed the length direction of apron extends and sets up, the cutter subassembly include the evagination in the cutter cap of apron up end, set up in cutter piece and the direction cutter holder of cutter cap bottom surface installation, direction cutter holder slidable mounting in the cutter groove, just the cutter piece extends the direction cutter holder.

Optionally, lock bases are arranged on two sides of the top of the base, and lock catches which can be matched with the lock bases are arranged on the side parts of the cover plate.

Optionally, an elastic pressing strip for fixing the packaging bag on the vacuum sealing machine is arranged on the middle cover, and the elastic pressing strip is in threaded connection, clamping connection or riveting with the middle cover.

Optionally, a control panel electrically connected with the driving circuit board is arranged at the inner side of the base body, and a plurality of control buttons protruding out of the middle cover are arranged on the control panel.

The above technical solutions in the vacuum sealing machine with a dehumidifying function provided by the embodiments of the present utility model have at least one of the following technical effects:

According to the vacuum sealing machine with the dehumidifying function, the base is of the trapezoid structure, when the packaging bag is placed between the base and the cover plate, food in the packaging bag sinks due to gravity, so that liquid in the packaging bag flows downwards to the bottom of the packaging bag under the action of gravity, air automatically rises, the air can be effectively pumped out in the vacuum sealing process, the vacuumizing sealing effect is improved, and the fresh-keeping effect of the packaging bag on the food is guaranteed; and through the evacuation subassembly the cooperation between the heat-seal assembly, the drive circuit board control the evacuation subassembly is to the back of wrapping bag evacuation, then control the heat-seal assembly seals the processing to the wrapping bag, prevent the apron with in the base separation, the air reflux influences the fresh-keeping effect of wrapping bag in the wrapping bag, seals the step immediately after the evacuation step is finished, can effectively promote the fresh-keeping ability of wrapping bag, prevents food and air contact oxidation deterioration in the bag.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic diagram of the overall structure of a vacuum sealing machine with a dehumidifying function according to an embodiment of the present utility model;

Fig. 2 is an exploded view of a vacuum sealing machine with a dehumidifying function according to an embodiment of the present utility model;

FIG. 3 is an exploded view of a vacuum sealing machine with a dehumidifying function according to an embodiment of the present utility model;

Fig. 4 is an exploded view of a base of a vacuum sealing machine with a dehumidifying function according to an embodiment of the present utility model;

fig. 5 is an exploded view of a cover plate of a vacuum sealing machine with a dehumidifying function according to an embodiment of the present utility model.

Wherein, each reference sign in the figure:

10. A base; 11. a base; 12. a middle cover; 120. a lower pumping vacuum tank; 120a, a lower annular groove; 120b, an air extraction liquid storage box; 120b1, left clasp hand position; 120b2, right clasp hand; 121. a heat seal assembly; 121a, heat sealing strips; 122. a lower concave cavity; 123. a receiving chamber; 124. an elastic pressing strip; 13. a housing chamber; 14. a driving circuit board; 15. a vacuum pumping assembly; 150. a vacuum pump; 151. an exhaust pipe; 152. a pressure switch; 16. a lock base; 17. a control panel; 170. control button

20. A cover plate; 21. an upper pumping vacuum tank; 22. an upper concave cavity; 23. a cutter groove; 24. a cutter assembly; 240. a cutter cap; 241. a cutting blade; 242. guiding the cutter holder; 25. an upper annular groove; 250. an annular seal ring; 26. a socket; 260. pressing strips; 27. lock catch

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and intended to illustrate embodiments of the utility model and should not be construed as limiting the utility model.

In the description of the embodiments of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the embodiments of the present utility model and simplify description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "", "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "", "second" may explicitly or implicitly include one or more such feature. In the description of the embodiments of the present utility model, the meaning of "plurality" is two or more, unless explicitly defined otherwise.

In the embodiments of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured" and the like are to be construed broadly and include, for example, either permanently connected, removably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the embodiments of the present utility model will be understood by those of ordinary skill in the art according to specific circumstances.

In one embodiment of the present utility model, as shown in fig. 1, a vacuum sealing machine with a dehumidifying function is provided, which includes a base 10 and a cover 20, wherein the cover 20 is rotatably connected with the base 10, so that the cover 20 can be rotatably opened or pressed onto the base 10, the cover 20 is rotatably disposed on the base 10, and can be turned over by more than 90 ° along the base 10, and in other embodiments, the turning angle of the cover 20 can be flexibly changed, and the turning angle of the cover 20 should be considered to be within the protection scope defined by the present utility model without departing from the basic concept of the present utility model.

In this embodiment, as shown in fig. 2, 3 and 5, the lower surface of the cover 20 is provided with an upper concave cavity 22, the upper surface of the base 10 is provided with a lower concave cavity 122, the upper concave cavity 22 and the lower concave cavity 122 are combined to form a containing cavity 123 for containing a vacuum package bag roll, the roll-shaped vacuum package bag roll is placed in the lower concave cavity 122, and when the cover 20 is covered above the base 10, the vacuum package bag roll is contained in the containing cavity 123 formed by the upper concave cavity 22 and the lower concave cavity 122 of the vacuum sealing machine.

In another embodiment of the present utility model, as shown in fig. 2-3, the upper surface of the cover 20 is provided with a cutter groove 23, the cutter groove 23 is extended along the length direction of the cover 20, the cutter assembly 24 for cutting the vacuum packaging bag is slidably connected in the cutter groove 23, the cutter assembly 24 includes a cutter cap 240 protruding from the upper end surface of the cover 20, a cutter blade 241 disposed on the bottom surface of the cutter cap 240, and a guiding cutter blade holder 242, the guiding cutter blade holder 242 is slidably mounted in the cutter groove 23, and the cutter blade 241 extends out of the guiding cutter blade holder 242. The user pushes the cutter cap 240 to drive the guide cutter holder 242 to slide in the cutter groove 23, and the cutter is used for cutting the sealed vacuum packaging bag or the rolled film. After the vacuum packaging bag is vacuumized and sealed, a user takes out the vacuum packaging bag, pushes the cutter cap 240, enables the cutter cap 240 to be located at any one end of the cutter groove 23, places the vacuum packaging bag above the cutter groove 23, positions of the vacuum packaging bag to be cut are aligned with positions of the cutter blades 241, the user fixes the vacuum packaging bag by one hand, pushes the cutter cap 240 by the other hand, enables the cutter blades 241 to slide in the cutter groove 23, and the cutting edges of the cutter blades 241 scratch the vacuum packaging bag, so that the surplus edges of the vacuum packaging bag are cut. Or the user uses a vacuum package bag roll with a self-defined length, cuts a vacuum package bag with a required length through the cutter assembly 24, then seals the bottom through the heat seal assembly 121, then fills food, processes through the vacuumizing assembly 15 and the heat seal assembly 121, and finally cuts through the cutter assembly 24.

It should be understood that the manner in which the cutter assembly 24 is manually pushed on the cutter cap 240 is not the only embodiment, and in other embodiments, a screw motor may be installed in the cutter slot 23, the guiding cutter holder 242 is connected with the screw motor, the guiding cutter holder 242 is driven by the screw motor to slide, and the guiding cutter holder 242 further drives the cutter blade 241 to slide, so as to cut the vacuum package. The structure of the cutter assembly 24 is not described in detail, and it should be understood that the structure of the cutter assembly 24 can be flexibly changed without departing from the basic concept of the utility model, and the utility model is not limited thereto.

In another embodiment of the present utility model, as shown in fig. 4, the base 10 has a trapezoid structure, and the base 10 includes a base 11, a middle cover 12 is disposed on a front side of an upper portion of the base 11, the base 11 has an inner middle frame structure, the middle cover 12 covers a front side of an upper portion of the base 11, and the base 11 and the middle cover 12 cooperate to form a receiving chamber 13. Because base 10 is trapezium structure, when the wrapping bag place in base 10 with when apron 20, food in the wrapping bag is owing to gravity sinking for liquid in the wrapping bag flows to the wrapping bag bottom downwards under the action of gravity, and the air rises automatically, can effectually take out the air at vacuum seal's in-process, and then improves the effect of vacuum seal.

In this embodiment, a driving circuit board 14 and a vacuum pumping assembly 15 electrically connected to the driving circuit board 14 are disposed in the accommodating chamber 13, the driving circuit board 14 is connected to a power supply, the cover plate 20, the middle cover 12 and the opposite surface are respectively provided with an upper vacuum pumping groove 21 and a lower vacuum pumping groove 120, and the lower vacuum pumping groove 120 is communicated with the accommodating chamber 13. The cover 20 of the present embodiment is rotatably connected to the base 10 and can seal or open the lower vacuum groove 120, that is, when the cover 20 is rotatably connected to the base 10, the upper vacuum groove 21 and the lower vacuum groove 120 are mutually covered and can seal or open the lower vacuum groove 120.

In this embodiment, a power supply interface for supplying power to the driving circuit board 14 is disposed on one side of the base 11, and the power supply interface is electrically connected to the driving circuit board 14, so that the power supply of the vacuum sealing machine is more convenient.

In another embodiment of the present utility model, as shown in fig. 2, a heat seal assembly 121 for heat sealing the vacuum packaging bag is further mounted on the middle cover 12, and the heat seal assembly 121 is electrically connected to the driving circuit board 14. The heat seal assembly 121 is arranged on the middle cover 12, the heat seal assembly 121 is used for sealing the vacuumized vacuum packaging bag, the heat seal is electrically connected with the driving circuit board 14, the driving circuit board 14 controls the vacuumization assembly 15 to vacuumize the vacuum packaging bag, and then controls the heat seal assembly 121 to seal the vacuum packaging bag, so that the air is prevented from flowing back into the vacuum packaging bag when the base 10 is separated from the cover plate 20, and the fresh-keeping effect of the vacuum packaging bag is affected. After the vacuumizing step is finished, a sealing step is carried out, so that the fresh-keeping capability of the vacuum packaging bag can be effectively improved, and food in the bag is prevented from being oxidized and deteriorated by contact with air.

In another embodiment of the present utility model, as shown in fig. 4, the vacuum pumping assembly 15 includes a vacuum pump 150 disposed in the base 11, the vacuum pump 150 is connected to an exhaust pipe 151, and the vacuum pump 150 is in communication with the lower vacuum pumping tank 120 through the exhaust pipe 15. By using the vacuum pump 150 and opening the vacuum pumping, the vacuum pump 150 is connected with the lower vacuum pumping groove 120 by the air exhaust pipe 151, so that the high-power vacuum pumping effect can be met, and the effect that the vacuum sealing machine is small in size and easy to design and install in the vacuum sealing machine can be also met. The air exhaust pipe 151 in this embodiment is a hose, so that the air exhaust pipe 151 can be moved in the air exhaust pipe process, thereby facilitating air exhaust.

In this embodiment, the air suction pipe 151 is connected with a pressure switch 152 for detecting the negative pressure of the air suction pipe 151, and the pressure switch 152 is connected with the driving circuit board 14. When the pressure switch 152 detects that the pressure value in the accommodating chamber 13 is smaller than the preset pressure value, that is, the vacuum degree in the accommodating chamber 13 meets the requirement, the pressure switch 152 is triggered, and the driving circuit board 14 controls the vacuum pump 150 to stop working.

It should be noted that the working principle and structure of the pressure switch 152 are well known to those skilled in the art, and will not be described in the present utility model.

In another embodiment of the present utility model, as shown in fig. 3 to 4, the lower vacuumizing groove 120 and the heat sealing assembly 121 are arranged in parallel at intervals and extend along the length direction of the base 11, a lower annular groove 120a is formed at the outer edge of the lower vacuumizing groove 120, an upper annular groove 25 is formed at the outer edge of the upper vacuumizing groove 21, and annular sealing rings 250 are respectively embedded in the upper annular groove 25 and the lower annular groove 120 a. Since the outer edge of the upper vacuum pumping groove 21 is provided with the upper annular groove 25, the outer edge of the lower vacuum pumping groove 120 is provided with the lower annular groove 120a, so that the annular sealing ring 250 is fastened in the upper annular groove 25 and the lower annular groove 120 a. The annular sealing ring 250 is fastened in the upper annular groove 25 and the lower annular groove 120a, so that the assembly is convenient, and the replacement is convenient. And the two annular sealing rings 250 are correspondingly arranged, so that when the cover plate 20 is buckled with the base 10, the annular sealing rings 250 of the upper annular groove 25 and the lower annular groove 120a can be abutted, and the vacuum sealing machine is sealed. The ring seal 250 of the present embodiment may be made of elastic and airtight materials such as rubber and silica gel, and is not limited herein.

In another embodiment of the present utility model, as shown in fig. 3 and 5, the heat seal assembly 121 includes a heat seal bar 121a embedded in the middle cover 12 and electrically connected to the driving circuit board 14, and a pressing bar 260 corresponding to the position of the heat seal bar 121a, and a socket 26 corresponding to the pressing bar 260 is formed at the bottom of the cover 20. The heat seal bar 121a has a heat generating structure. When the vacuum sealing machine in this embodiment works, the piece to be sealed is placed between the cover plate 20 and the base 10, the cover plate 20 is buckled with the base 10, the packaging bag of the piece to be sealed is placed between the heat sealing strip 121a and the pressing strip 260, the heat sealing strip 121a controls the heating structure of the heat sealing strip to generate heat through the driving circuit board 14, and the packaging bag to be sealed can be sealed in the pressing process of the pressing strip 260 and the heat sealing strip 121a, so that sealing is realized, and fresh keeping of food is kept. Meanwhile, after the vacuum sealing is completed, the cover plate 20 is opened, and the heat sealing strip 121a can rapidly dissipate heat of itself and nearby, so that the influence of the excessive temperature on the next vacuum sealing operation is avoided.

In other cases, the bead 260 may be disposed on the middle cover 12, the heat sealing strip 121a is disposed on the cover 20, and the middle cover 12 is provided with a socket 26 corresponding to the bead 260, and both the two mounting modes have the same effect, so that both the two embodiments are within the protection scope of the embodiment.

In this embodiment, as shown in fig. 3, an air-extracting liquid storage box 120b for collecting the liquid leaked from the bag opening is disposed in the middle of the lower vacuum-extracting groove 120, the air-extracting liquid storage box 120b is detachably disposed in the lower vacuum-extracting groove 120, and left and right fastening positions 120b1 and 120b2 are respectively disposed on the left and right sides of the air-extracting liquid storage box 120b. Because the air-extracting liquid storage box 120b is detachably connected with the lower vacuumizing groove 120, the air-extracting liquid storage box 120b is convenient to disassemble and assemble, and the air-extracting liquid storage box 120b is convenient to clean; the air extraction liquid storage box 120b can store the sewage in the use process or the juice in the food, so that the short circuit caused by internal water inflow is prevented when the food with the juice is vacuumized, the food with the juice is convenient to vacuumize and package, and the application range is wide. And the left-hand position 120b1 and the right-hand position 120b2 facilitate lifting and placing the air-extracting liquid storage box 120b.

In this embodiment, lock bases 16 are disposed on two sides of the top of the base 10, and lock catches 27 that can be matched with the lock bases 16 are disposed on the side of the cover 20. By the cooperation between the lock seat 16 and the lock catch 27, the base 10 and the cover plate 20 are locked, so that the bag cannot be displaced in the vacuum pumping process of the real sealing machine, and the cover plate 20 is not required to be pressed in the sealing process.

In this embodiment, as shown in fig. 3, an elastic pressing strip 124 for fixing the vacuum packaging bag on the vacuum sealing machine is provided on the middle cover 12, and the elastic pressing strip 124 is screwed, clamped or riveted with the middle cover 12. Because the packing bag is stored with articles, the bag mouth is in a stretching state in a natural state, and the quality of the vacuumizing sealing is guaranteed when the vacuumizing sealing is carried out, the bag mouth of the packing bag placed between the cover plate 20 and the base 10 is clamped by the elastic pressing strip 124, the slipping is prevented, the limiting effect can be achieved, a user can sometimes put the bag mouth of the packing bag in a range beyond the vacuum cavity, and vacuumizing cannot be carried out, so that the elastic pressing strip 124 can achieve the limiting effect. The elastic bead 124 is configured as a resilient bending structure, and the bottom of the bending structure abuts against the top of the middle cover 12. When the packaging bag is vacuum sealed, the elastic pressing strip 124 is pushed by extrusion, namely an operator holds the packaging bag, the opening of the packaging bag is pushed into the elastic pressing strip 124 by hand or by slight pushing force of the opening, the bending structure can bend inwards slightly, so that a gap is formed between the elastic pressing strip 124 and the top of the packaging bag, the opening of the packaging bag stretches into the gap, and after the elastic pressing strip 124 is released, the opening is elastically rebounded to be pressed and fixed on the middle cover 12, so that clamping and fixing of the vacuum packaging are realized.

In this embodiment, as shown in fig. 4, a control panel 17 electrically connected to the driving circuit board 14 is disposed on the inner side of the base 11, and a plurality of control buttons 170 protruding from the middle cover 12 are disposed on the control panel 17. When the control circuit receives the key signal of the control button 170, the control circuit generates a start signal for controlling the timing control circuit to start working, and the driving circuit board 14 controls the vacuumizing assembly 15 and the heat sealing assembly 121 to start, so that vacuumizing and sealing of the packaging bag are realized.

According to the vacuum sealing machine with the dehumidifying function, the base 10 is of the trapezoid structure, when the packaging bag is placed between the base 10 and the cover plate 20, food in the packaging bag sinks due to gravity, so that liquid in the packaging bag flows downwards to the bottom of the packaging bag under the action of gravity, air automatically rises, and the air can be effectively pumped out in the vacuum sealing process, so that the vacuumizing effect is improved. And through the cooperation between the evacuation subassembly 15 the heat-seal assembly 121, the drive circuit board 14 control the evacuation subassembly 15 is to the wrapping bag evacuation back, then control the heat-seal assembly 121 seals the processing to the wrapping bag, prevent when apron 20 with in the base 10 separation, the air reflux influences the fresh-keeping effect of wrapping bag, immediately seals the step after the evacuation step finishes, can effectively promote the fresh-keeping ability of wrapping bag, prevents in the bag food and air contact oxidation metamorphism.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims (10)

1. The utility model provides a vacuum sealing machine with dehumidification function, includes base (10) and apron (20), apron (20) with base (10) rotate and be connected, so that apron (20) can rotate open or pressfitting in base (10), a serial communication port, base (10) are trapezoidal structure, just base (10) include pedestal (11), the front side of pedestal (11) upper portion is provided with middle lid (12) of slope setting, pedestal (11) with middle lid (12) cooperate and form a accommodation chamber (13), be provided with in accommodation chamber (13) drive circuit board (14) and with vacuum pumping subassembly (15) of drive circuit board (14) electric connection, be equipped with on apron (20) and the middle lid (12) opposite face respectively and take out vacuum groove (21) and lower vacuum pumping groove (120), still install on middle lid (12) and be used for carrying out the heat seal subassembly (121) of sealing, drive circuit board (14) electric connection;

The upper concave cavity (22) is formed in the lower surface of the cover plate (20), the lower concave cavity (122) is formed in the upper surface of the middle cover (12), the upper concave cavity (22) and the lower concave cavity (122) are combined to form a containing cavity (123) for containing a package bag roll, the cutter groove (23) is formed in the upper surface of the cover plate (20), and the cutter assembly (24) for cutting the packaging bag is connected inside the cutter groove (23) in a sliding mode.

2. The vacuum sealing machine with the dehumidifying function according to claim 1, wherein the vacuumizing assembly (15) comprises a vacuum pump (150) arranged in the base body (11), the vacuum pump (150) is connected with an exhaust pipe (151), and the vacuum pump (150) is communicated with the lower vacuumizing groove (120) through the exhaust pipe (151).

3. The vacuum sealing machine with the dehumidifying function according to claim 2, wherein the air suction pipe (151) is connected with a pressure switch (152) for detecting the negative pressure of the air suction pipe (151), and the pressure switch (152) is connected with the driving circuit board (14).

4. A vacuum sealing machine with a dehumidifying function according to any one of claims 1-3, wherein the lower vacuumizing groove (120) and the heat sealing assembly (121) are arranged in parallel at intervals and extend along the length direction of the base body (11), a lower annular groove (120 a) is formed in the outer edge of the lower vacuumizing groove (120), an upper annular groove (25) is formed in the outer edge of the upper vacuumizing groove (21), and annular sealing rings (250) are respectively embedded in the upper annular groove (25) and the lower annular groove (120 a).

5. The vacuum sealing machine with the dehumidifying function according to claim 4, wherein the heat sealing assembly (121) comprises a heat sealing bar (121 a) embedded on the middle cover (12) and electrically connected with the driving circuit board (14) and a pressing bar (260) corresponding to the position of the heat sealing bar (121 a), and a socket (26) corresponding to the pressing bar (260) is formed at the bottom of the cover plate (20).

6. The vacuum sealing machine with the dehumidifying function according to claim 4, wherein an air extraction liquid storage box (120 b) for collecting liquid leaked from a bag opening is arranged in the middle of the lower vacuumizing groove (120), the air extraction liquid storage box (120 b) is detachably arranged in the lower vacuumizing groove (120), and left and right buckling positions (120 b 1) and right buckling positions (120 b 2) are respectively arranged on the left side and the right side of the air extraction liquid storage box (120 b).

7. A vacuum sealing machine with a dehumidifying function according to any one of claims 1-3, wherein the cutter groove (23) extends along the length direction of the cover plate (20), the cutter assembly (24) comprises a cutter cap (240) protruding outwards from the upper end surface of the cover plate (20), a cutter blade (241) arranged on the bottom surface of the cutter cap (240) and a guiding cutter seat (242), the guiding cutter seat (242) is slidably arranged in the cutter groove (23), and the cutter blade (241) extends out of the guiding cutter seat (242).

8. A vacuum sealing machine with a dehumidifying function according to any one of claims 1-3, wherein the top two sides of the base (10) are provided with lock seats (16), and the side parts of the cover plate (20) are provided with lock catches (27) which can be matched with the lock seats (16).

9. A vacuum sealing machine with a dehumidifying function according to any one of claims 1-3, wherein an elastic pressing strip (124) for fixing the packaging bag on the vacuum sealing machine is arranged on the middle cover (12), and the elastic pressing strip (124) is in threaded connection, clamping connection or riveting connection with the middle cover (12).

10. A vacuum sealing machine with a dehumidifying function according to any one of claims 1-3, wherein a control panel (17) electrically connected with the driving circuit board (14) is arranged on the inner side of the base body (11), and a plurality of control buttons (170) protruding from the middle cover (12) are arranged on the control panel (17).