CN219172765U

CN219172765U - Mini vacuum machine

Info

Publication number: CN219172765U
Application number: CN202320763232.7U
Authority: CN
Inventors: 陈琳
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-04-06
Filing date: 2023-04-06
Publication date: 2023-06-13
Anticipated expiration: 2033-04-06

Abstract

The utility model discloses a mini vacuum machine, which relates to the field of vacuum machine structures and comprises an outer cylinder, wherein a lower shell is arranged at the bottom end of the outer cylinder, a suction nozzle unit is arranged on the lower shell, an inner frame is arranged in the outer cylinder, a vacuum pump is arranged on the inner frame near the bottom end, the air inlet end of the vacuum pump is communicated with the lower shell through a one-way valve unit, an exhaust hole is formed in one side of the outer cylinder, and the air outlet end of the vacuum pump is communicated to the exhaust hole through an exhaust pipe. According to the utility model, the key is arranged on one side of the outer barrel, so that the key can be conveniently and rapidly pressed when the outer barrel is held by hand to align with the valve of the vacuum bag or the preservation box, the man-machine engineering is more accordant, meanwhile, the bag mouth for packaging food is placed between the sealing clamp and the outer barrel, the sealing clamp is pressed to clamp the bag mouth and pulled to one side, and the pressing zipper lock of the bag mouth is extruded to rapidly seal the bag mouth, so that the use function is increased.

Description

Mini vacuum machine

Technical Field

The utility model relates to the field of vacuum machine structures, in particular to a mini vacuum machine.

Background

The vacuum packaging is to fill the food into the packaging bag, and to pump out the gas in the packaging bag, so as to be favorable for preventing food from going bad, and the spoilage of the food is mainly caused by the activity of microorganisms, and the survival of most microorganisms needs oxygen, but the vacuum packaging is to pump out the oxygen in the packaging bag and in the food cells by applying the principle, so that the microorganisms lose the living environment, and the existing vacuum machine is mostly handheld or relatively large and inconvenient to use.

In the prior art, as a portable mini vacuum machine disclosed in publication number CN207374758U, a circuit board is fixedly installed through an outer barrel, a battery provides electric energy for the circuit board, a circuit switch of the circuit board is controlled by a key, a vacuum pump is controlled by the circuit board to realize operation, the portable mini vacuum machine is small and exquisite, however, a key is arranged at the top, the operation is inconvenient, and meanwhile, the vacuum machine only has the vacuumizing function, has a single function and is inconvenient to use, so that the mini vacuum machine disclosed by the inventor meets the demands of people.

Disclosure of Invention

The utility model provides a mini vacuum machine to solve the button setting that proposes in the above-mentioned prior art at the top, the operation is inconvenient, and this vacuum machine only has the effect of evacuation simultaneously, and the function is single, uses the problem that has certain inconvenience.

In order to achieve the above purpose, the present application provides the following technical solutions: the utility model provides a mini vacuum machine, includes the urceolus, the inferior valve is installed to the bottom of urceolus, install suction nozzle unit on the inferior valve, install the inner frame in the urceolus, be close to the bottom position on the inner frame and install real air pump, the air inlet end of vacuum air pump pass through the check valve unit with the inferior valve is linked together, the exhaust hole has been seted up to one side of urceolus, the air outlet end of vacuum air pump pass through the blast pipe intercommunication extremely the exhaust hole, be close to top position on the inner frame and install battery and PCB mainboard, the battery with PCB mainboard, vacuum air pump are looks electric connection, electric quantity display element and button are installed to one side of PCB mainboard, the inner frame with one side of urceolus corresponds and has been seted up and dodges the hole, one side of button runs through dodge the hole and extends to the outside of urceolus, be located on one side of urceolus through the spring leaf and install the seal clip, seal clip one side with the outer side of urceolus matches, the top of urceolus installs on the side of top, the PCB is dodged and is corresponding to have the PCB mouth.

Preferably, the suction nozzle unit comprises a suction nozzle sleeve, the suction nozzle sleeve is cylindrical, the suction nozzle sleeve is sleeved on the lower shell, a sealing ring is arranged between the suction nozzle sleeve and the lower shell, and a sealing unit is arranged at the bottom end of the suction nozzle sleeve.

Preferably, the sealing unit comprises a T-shaped silica gel ring, the T-shaped silica gel ring is arranged on the inner side wall of the suction nozzle sleeve, one side of the T-shaped silica gel ring is matched with the bottom end of the suction nozzle sleeve, and the bottom side of the T-shaped silica gel ring is provided with a negative pressurizing unit.

Preferably, the negative pressurizing unit comprises two extending soft edges, the two extending soft edges are in a circular ring shape, and the two extending soft edges are concentrically arranged at the bottom side of the T-shaped silica gel ring.

Preferably, the check valve unit comprises a valve body, the top end of the valve body is communicated with the vacuum air pump, the bottom end of the valve body is communicated with the lower shell through an air inlet pipe, a rotating plate is rotatably arranged on the inner wall of the bottom side of the valve body through a rotating shaft, and the bottom side of the rotating plate is matched with the top end of the air inlet pipe.

Preferably, a touch switch is mounted on the inner wall of the bottom side of the valve body, the bottom side of the rotating plate is matched with the top side of the touch switch, a spring strip is mounted on the inner wall of one side of the valve body, and one end of the spring strip is matched with the top side of the rotating plate.

Preferably, the electric quantity display unit comprises four electric quantity display lamps, the four electric quantity display lamps are all installed on one side of the PCB main board, through holes are correspondingly formed in the outer cylinder and the inner frame, and one ends of the electric quantity display lamps are located in the through holes.

In summary, the utility model has the technical effects and advantages that:

1. according to the utility model, the key is arranged on one side of the outer barrel, so that the key can be conveniently and quickly pressed down when the outer barrel is held by hand to align with the valve of the vacuum bag or the preservation box, the man-machine engineering is more accordant, meanwhile, the bag mouth for packaging food is placed between the sealing clamp and the outer barrel, the sealing clamp is pressed to clamp the bag mouth and pulled to one side, the pressing zipper lock of the bag mouth is pressed to quickly seal the bag mouth, the use function is increased, through the arrangement of the one-way valve unit, gas can only flow out through the vacuum bag or the preservation box, the gas is prevented from flowing back, and when the vacuum bag or the preservation box is in a vacuum state, the vacuum air pump 12 is automatically closed and the safety is increased when no gas flows out through the one-way valve.

2. According to the utility model, through the arrangement of the suction nozzle sleeve, the T-shaped silica gel ring can be matched with a valve of a vacuum bag or a fresh-keeping box, the T-shaped silica gel ring has certain deformation capability, the light-pressure outer cylinder can enable the T-shaped silica gel ring to be in close contact with the valve of the vacuum bag or the fresh-keeping box, the tightness is improved, the two extending soft edges are in a ring shape, the two extending soft edges are concentrically arranged at the bottom side of the T-shaped silica gel ring, when the T-shaped silica gel ring is in contact with one side of the valve, a closed interval is formed between the two extending soft edges, the light-pressure outer cylinder deforms and discharges gas in the closed interval, a negative pressure interval is formed, and the binding force between the T-shaped silica gel ring and the valve is enhanced.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required 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 application, 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 perspective view of the present utility model;

FIG. 2 is a cross-sectional view of the present utility model;

FIG. 3 is a schematic view of the structure of the area A in FIG. 2;

FIG. 4 is a schematic view of a partially cut-away construction of a valve body region according to the present utility model;

FIG. 5 is a schematic view of the utility model in a vacuum state;

fig. 6 is a schematic view of the present utility model for pressing a bag opening.

In the figure: 1. an outer cylinder; 2. a lower case; 3. a suction nozzle sleeve; 4. an upper cover; 5. Type-C interface; 6. sealing clips; 7. a key; 8. an electric quantity display lamp; 9. an exhaust hole; 10. an inner frame; 11. a valve body; 12. a vacuum air pump; 13. an exhaust pipe; 14. a battery; 15. a PCB motherboard; 16. t-shaped silica gel ring; 17. extending the soft edge; 18. a spring bar; 19. a rotating shaft; 20. a rotating plate; 21. an air inlet pipe; 22. a touch switch; 23. and (3) a valve.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples: referring to fig. 1-6, a mini vacuum machine is shown, including urceolus 1, inferior valve 2 is installed to the bottom of urceolus 1, install suction nozzle unit on inferior valve 2, install interior frame 10 in urceolus 1, be close to bottom position on interior frame 10 and install vacuum air pump 12, the inlet end of vacuum air pump 12 is linked together with inferior valve 2 through the check valve unit, exhaust hole 9 has been seted up to one side of urceolus 1, the end of giving vent to anger of vacuum air pump 12 communicates to exhaust hole 9 through blast pipe 13, install battery 14 and PCB mainboard 15 near the top position on interior frame 10, battery 14 is connected with PCB mainboard 15, vacuum air pump 12 electrically, electric quantity display element and button 7 are installed to one side of PCB mainboard 15, dodge the hole has been seted up to one side of interior frame 10 and urceolus 1, one side of button 7 runs through dodge hole and extends to the outside of urceolus 1, seal clip 6 is installed through the spring leaf to one side that is located button 7 on the lateral wall of urceolus 1, seal clip 6 is certain contained angle with the lateral wall phase-match of urceolus 1, upper cover 4 is installed on the top of urceolus 1, PCB mainboard 15's top side installs on the top C of face-C of urceolus 15 and is corresponding to have the opening on the face 4.

Based on the above mechanism, through installing inner frame 10 in urceolus 1, fix vacuum air pump 12, battery 14 and PCB mainboard 15 etc. in urceolus 1, put food in the vacuum bag and keep the sack flat, make valve 23 face up, put the sack into the position between seal clamp 6 and urceolus 1, press seal clamp 6 makes it hold the sack and pull to one side, make the pressfitting zip lock of sack be pressed and seal the sack fast, handheld urceolus 1 aligns the suction nozzle unit with vacuum bag or fresh-keeping box's valve 23, press the button 7 that is in one side simultaneously, vacuum air pump 12 starts, until the air is all discharged through exhaust hole 9, in the evacuation process, through the setting of check valve unit, gas can only flow out through vacuum bag or fresh-keeping box, and can not flow backwards, prevent gas reflux, simultaneously when vacuum bag or fresh-keeping box are in the vacuum state and do not have gas through the check valve to flow out, vacuum air pump 12 will be automatic shut, charge to battery 14 through Type-C interface 5, convenient to use is swift.

As shown in fig. 2 and 3, the suction nozzle unit includes a suction nozzle sleeve 3, the suction nozzle sleeve 3 is cylindrical, the suction nozzle sleeve 3 is sleeved and mounted on the lower shell 2, a sealing ring is mounted between the suction nozzle sleeve 3 and the lower shell 2, a sealing unit is mounted at the bottom end of the suction nozzle sleeve 3, and can be matched with a valve 23 of a vacuum bag or a fresh-keeping box through the arrangement of the suction nozzle sleeve 3, and the sealing unit can increase the tightness between the suction nozzle sleeve 3 and the valve 23, so that better extraction of gas in the vacuum bag or the fresh-keeping box is facilitated.

As shown in fig. 3, the sealing unit includes a T-shaped silica gel ring 16, the T-shaped silica gel ring 16 is mounted on the inner sidewall of the suction nozzle sleeve 3, one side of the T-shaped silica gel ring 16 is matched with the bottom end of the suction nozzle sleeve 3, the bottom side of the T-shaped silica gel ring 16 is provided with a negative pressurizing unit, the T-shaped silica gel ring 16 has a certain deformation capability through the arrangement of the T-shaped silica gel ring 16, and the light-pressure outer cylinder 1 can enable the T-shaped silica gel ring 16 to be in close contact with the valve 23 of the vacuum bag or the fresh-keeping box, so that the sealing performance is improved.

As shown in fig. 3, the negative pressurizing unit includes two extending soft edges 17, the two extending soft edges 17 are in a ring shape, and the two extending soft edges 17 are concentrically installed at the bottom side of the T-shaped silica gel ring 16, when the T-shaped silica gel ring 16 contacts with one side of the valve 23, a closed section is formed between the two extending soft edges 17, the outer cylinder 1 is lightly pressed, the two extending soft edges 17 deform and exhaust the gas in the closed section to form a negative pressure section, so that the bonding force between the T-shaped silica gel ring 16 and the valve 23 is enhanced.

As shown in fig. 2 and 4, the check valve unit comprises a valve body 11, the top end of the valve body 11 is communicated with a vacuum air pump 12, the bottom end of the valve body 11 is communicated with a lower shell 2 through an air inlet pipe 21, a rotating plate 20 is rotatably installed on the inner wall of the bottom side of the valve body 11 through a rotating shaft 19, the bottom side of the rotating plate 20 is matched with the top end of the air inlet pipe 21, when air is extracted, the rotating plate 20 is rotated upwards along the rotating shaft 19 due to air flow, the air inlet pipe 21 is smooth, when no air flows out in a vacuum state in a vacuum bag or a fresh-keeping box, the rotating plate 20 automatically rotates downwards under the gravity of the air inlet pipe 21 and is in contact with the top end of the air inlet pipe 21, and the air inlet pipe 21 is closed, so that a unidirectional flow function is formed.

As shown in fig. 4, a touch switch 22 is installed on the inner wall of the bottom side of the valve body 11, the bottom side of the rotating plate 20 is matched with the top side of the touch switch 22, a spring bar 18 is installed on the inner wall of one side of the valve body 11, one end of the spring bar 18 is matched with the top side of the rotating plate 20, the touch switch 22 is electrically connected with the PCB main board 15, after the vacuum air pump 12 works, air flows in the valve body 11, when the vacuum bag or the fresh-keeping box is in a vacuum state, and no air flows out, the rotating plate 20 rotates downwards and contacts with the touch switch 22, the touch switch 22 is triggered and transmits a signal to the PCB main board 15, and the PCB main board 15 sends a signal to stop the vacuum air pump 12.

As shown in fig. 2, the electric quantity display unit includes four electric quantity display lamps 8, and one side of PCB mainboard 15 is all installed to four electric quantity display lamps 8, all corresponds on urceolus 1 and the inner frame 10 to offer the through-hole, and the one end of electric quantity display lamp 8 is located the through-hole, and 1 white lamp (0% -25%) electric quantity is lighted, and 2 white lamps (25% -50%) electric quantity are lighted, and 3 white lamps (50% -75%) electric quantity are lighted, and 4 white lamps (75% -100%) electric quantity are lighted, and single lamp breathes and flickers when charging.

The working principle of the utility model is as follows:

through installing inner frame 10 in urceolus 1, fix vacuum air pump 12, battery 14 and PCB mainboard 15 etc. in urceolus 1, put food in the vacuum bag and keep the sack flat, make valve 23 face up, put into the position between seal clamp 6 and urceolus 1 with the sack, press seal clamp 6 and make it hold the sack and pull to one side, make the pressfitting zip lock of sack be pressed and seal the sack fast, handheld urceolus 1 aim at the valve 23 of vacuum bag or fresh-keeping box with the suction nozzle unit, press the button 7 that is in one side simultaneously, vacuum air pump 12 starts, until the air is all discharged through exhaust hole 9, in the evacuation process, through the setting of check valve unit, gas can only flow out through vacuum bag or fresh-keeping box, and can not flow backward, prevent gas backward flow, simultaneously when vacuum bag or fresh-keeping box are in the vacuum state and no gas flows out through the check valve, vacuum air pump 12 will be automatic shut, charge battery 14 through Type-C interface 5, convenient to use is swift.

Finally, it should be noted that: the foregoing description of the preferred embodiments of the present utility model is not intended to be limiting, but rather, it will be apparent to those skilled in the art that the foregoing description of the preferred embodiments of the present utility model can be modified or equivalents can be substituted for some of the features thereof, and any modification, equivalent substitution, improvement or the like that is within the spirit and principles of the present utility model should be included in the scope of the present utility model.

Claims

1. The mini vacuum machine comprises an outer cylinder (1), and is characterized in that: the utility model discloses a clamp, which is characterized in that a lower shell (2) is arranged at the bottom end of an outer barrel (1), a suction nozzle unit is arranged on the lower shell (2), an inner frame (10) is arranged in the outer barrel (1), a true air pump (12) is arranged at the position, close to the bottom end, of the inner frame (10), the air inlet end of the true air pump (12) is communicated with the lower shell (2) through a one-way valve unit, an exhaust hole (9) is arranged at one side of the outer barrel (1), the air outlet end of the true air pump (12) is communicated with the exhaust hole (9) through an exhaust pipe (13), a battery (14) and a PCB (15) are arranged at the position, close to the top end, of the inner frame (10), of the true air pump (12), an electric quantity display unit and a key (7) are arranged at one side of the PCB (15), one side of the inner frame (10) and one side of the outer barrel (1) are correspondingly provided with avoidance holes, one side of the key (7) penetrates through the avoidance holes and extends to the exhaust hole (9), the outer barrel (1) is provided with a certain included angle between the clamp and the outer barrel (6) is provided with a sealing clip, one side of the clamp is provided with a sealing clip (6), an upper cover (4) is arranged at the top end of the outer barrel (1), a Type-C interface (5) is arranged at the top side of the PCB main board (15), and an avoidance opening is correspondingly formed in the upper cover (4).

2. A mini-vacuum as claimed in claim 1, wherein: the suction nozzle unit comprises a suction nozzle sleeve (3), the suction nozzle sleeve (3) is cylindrical, the suction nozzle sleeve (3) is sleeved and installed on the lower shell (2), a sealing ring is installed between the suction nozzle sleeve (3) and the lower shell (2), and a sealing unit is installed at the bottom end of the suction nozzle sleeve (3).

3. A mini-vacuum as claimed in claim 2, wherein: the sealing unit comprises a T-shaped silica gel ring (16), the T-shaped silica gel ring (16) is arranged on the inner side wall of the suction nozzle sleeve (3), one side of the T-shaped silica gel ring (16) is matched with the bottom end of the suction nozzle sleeve (3), and a negative pressurizing unit is arranged on the bottom side of the T-shaped silica gel ring (16).

4. A mini-vacuum as claimed in claim 3, wherein: the negative pressurizing unit comprises two extending soft edges (17), the two extending soft edges (17) are in a circular ring shape, and the two extending soft edges (17) are concentrically arranged at the bottom side of the T-shaped silica gel ring (16).

5. A mini-vacuum as claimed in claim 1, wherein: the one-way valve unit comprises a valve body (11), the top end of the valve body (11) is communicated with the vacuum air pump (12), the bottom end of the valve body (11) is communicated with the lower shell (2) through an air inlet pipe (21), a rotating plate (20) is rotatably arranged on the inner wall of the bottom side of the valve body (11) through a rotating shaft (19), and the bottom side of the rotating plate (20) is matched with the top end of the air inlet pipe (21).

6. A mini-vacuum as claimed in claim 5, wherein: the automatic valve is characterized in that a touch switch (22) is mounted on the inner wall of the bottom side of the valve body (11), the bottom side of the rotating plate (20) is matched with the top side of the touch switch (22), a spring strip (18) is mounted on the inner wall of one side of the valve body (11), and one end of the spring strip (18) is matched with the top side of the rotating plate (20).

7. A mini-vacuum as claimed in claim 1, wherein: the electric quantity display unit comprises four electric quantity display lamps (8), the four electric quantity display lamps (8) are all installed on one side of the PCB main board (15), through holes are correspondingly formed in the outer cylinder (1) and the inner frame (10), and one end of each electric quantity display lamp (8) is located in each through hole.