CN221294739U - Milk powder vacuum drying tank - Google Patents

Abstract

The utility model relates to the technical field of milk powder cans, in particular to a milk powder vacuum drying can which comprises a milk powder can body, wherein a detachable can cover is arranged at the top of the milk powder can body, an installation groove is formed in the middle of the top of the can cover, a vacuum pump is arranged in the installation groove, an air inlet hole is formed in the top of the can cover, an air inlet pipe is arranged at the position of the air inlet hole, a sealing cover is sleeved on the top of the air inlet pipe, a controller is arranged at the position, close to the front end, of the top of the can cover, a powder preventing cover is arranged at the bottom of the can cover, and a filter screen is arranged at the bottom of the powder preventing cover. This milk powder vacuum drying jar is discharged the internal air of milk powder jar through the vacuum pump to reduce the internal moisture of milk powder jar and oxygen, realize the vacuum drying to milk powder, effectively prolong the shelf life of milk powder, when pressure sensor detects the internal pressure of milk powder jar and reaches the threshold value of settlement, the controller control vacuum pump stop work, avoid the internal pressure of milk powder jar too low, prevent that milk powder from excessively drying and caking.

Description

Milk powder vacuum drying tank

Technical Field

The utility model relates to the technical field of milk powder cans, in particular to a milk powder vacuum drying can.

Background

The milk powder tank has a simple structure, is generally a metal tank body, is provided with a metal cover, the existing milk powder tank seals milk powder through inner packaging inside, and after the inner packaging is torn open, the tightness of the milk powder tank can still be destroyed, so that the milk powder is wetted and agglomerated, and a user can only want to store the milk powder in a sealing way.

The patent with the bulletin number of CN209241780U discloses a milk powder tank with a drying function, the milk powder tank comprises a tank body, the bottom fixedly connected with strengthening rib of the tank body, the upper end surface threaded connection of the tank body has a tank cover, the upper surface fixedly connected with bulge of tank cover, the interior roof fixedly connected with lantern ring of tank cover, the interior surface threaded connection of lantern ring has an inner cup, the outward appearance of inner cup is the U-shaped, the sealing washer has been cup jointed in the activity of the interior roof of tank cover, the inner wall fixedly connected with spiral pipe of the tank body, the inner wall of spiral pipe is provided with the food drier. This from milk powder jar of taking dry function has reached the effect of preventing wetting the caking, and during the use, the cover is uncovered, and the moisture in the air gets into along with it, perhaps gets into milk powder jar along with the milk powder spoon that has vapor, after covering the cover, the food drier in the spiral pipe carries out timely getting rid of the moisture in the milk powder for solve the problem that the milk powder is wet the caking because of influence such as season, weather.

Although the moisture in the milk powder can be timely removed through the food drying agent in the spiral pipe in the prior art, the dosage of the food drying agent in the spiral pipe is limited, after long-term use, the food drying agent in the spiral pipe can absorb moisture to reach a saturated state, and therefore the food drying agent is invalid, if the milk powder tank is in a large-moisture environment, the food drying agent can be invalid faster, the preservation time of the milk powder can be influenced, and the milk powder is easy to wet.

Disclosure of utility model

The utility model aims to provide a milk powder vacuum drying tank to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

The vacuum milk powder drying tank comprises a milk powder tank body, wherein a detachable tank cover is arranged at the top of the milk powder tank body, an annular connecting groove for the milk powder tank body to be inserted is formed in the bottom of the tank cover and close to the outer edge, and the top of the milk powder tank body is inserted into the annular connecting groove;

The middle part at the top of the can cover is provided with a mounting groove, a vacuum pump is arranged in the mounting groove, the exhaust end of the vacuum pump is connected with an exhaust pipe, a one-way valve is arranged on the exhaust pipe, so that external air is prevented from entering the vacuum pump, and is prevented from entering the milk powder can body, the top of the can cover is provided with an air inlet hole at a position close to the middle part, the top of the can cover is provided with an air inlet pipe at a position close to the air inlet hole, the top of the air inlet pipe is sleeved with a sealing cover, when the can cover needs to be opened, a user pulls the sealing cover upwards, and the external air can enter the milk powder can body from the air inlet pipe, so that the air pressure in the milk powder can body is balanced with the external air pressure, and the can cover is conveniently opened by the user;

the top of the tank cover is provided with a controller which is used for receiving a detection signal of the pressure sensor and controlling the vacuum pump to work and charging and discharging of the battery, the top of the controller is provided with a switch button, the switch button can be used for starting the vacuum pump to work once, and when the pressure sensor detects that the pressure in the milk powder tank body reaches a set threshold value, the controller controls the vacuum pump to stop working, so that the pressure in the milk powder tank body is prevented from being too low, and the milk powder is prevented from being excessively dried and agglomerated;

The bottom of cover is equipped with the powder prevention cover, the suction port that communicates with the vacuum pump suction end is seted up at the middle part at powder prevention cover inner wall top, makes the vacuum pump can be with the internal air discharge of milk powder jar to reduce the internal moisture of milk powder jar and oxygen, prevent that milk powder from wetting, oxidation, rotten, effectively prolong the shelf life of milk powder, the bottom of powder prevention cover is equipped with the filter screen, avoids milk powder to enter into in the powder prevention cover.

Preferably, the outer wall of the milk powder tank body and the position close to the top are rotationally connected with a handle, so that a user can conveniently move the milk powder tank, and an annular anti-slip pad is arranged at the bottom of the milk powder tank body and the position close to the outer edge, so that the stability of the milk powder tank during placement is improved.

Preferably, the both sides of annular spread groove inner wall are inlayed respectively and are equipped with second annular sealing rubber and third annular sealing rubber, the inner wall of second annular sealing rubber closely laminates with the outer wall of the milk powder jar body, the outer wall of third annular sealing rubber closely laminates with the inner wall of the milk powder jar body, improves the leakproofness of cover and milk powder jar body junction.

Preferably, the battery compartment is offered at the top of cover and the position that is close to the rear end, be equipped with the battery in the battery compartment, the battery adopts rechargeable lithium cell, provides the electric energy for pressure sensor and vacuum pump work, the top of cover just is located the position of battery compartment and has detachable apron through the screw connection, and convenient to use person changes the battery that deposits electric quantity is not good.

Preferably, the rear end of the outer wall of the tank cover is provided with a charging port for charging the battery, and the opening end of the charging port is inserted with a waterproof plug to prevent liquid from entering the charging port.

Preferably, the outer wall of the tank cover and the position close to the right side of the charging port are provided with a fixed shaft, the waterproof plug is connected with the fixed shaft through a connecting belt, and two ends of the connecting belt are respectively fixedly connected with the fixed shaft and the waterproof plug, so that the waterproof plug is prevented from being lost.

Preferably, the inner wall of the sealing cover is embedded with first annular sealing rubber, the inner wall of the first annular sealing rubber is tightly attached to the outer wall of the air inlet pipe, and the tightness of the joint of the sealing cover and the air inlet pipe is ensured.

Preferably, the top of the inner wall of the powder preventing cover is provided with a circular hole communicated with the air inlet hole, when the sealing cover is opened, external air sequentially enters the powder preventing cover from the air inlet pipe, the air inlet hole and the circular hole, so that the air pressure in the milk powder tank body is the same as the external air pressure, and the tank cover can be opened.

Preferably, a pressure sensor is arranged in the powder preventing cover, the pressure sensor and the vacuum pump are respectively and electrically connected with the controller through wires, the pressure sensor is used for detecting the air pressure in the milk powder tank body and transmitting detected electric signals to the controller through wires, and after the controller analyzes the input electric signals, the controller controls the vacuum pump to stop working when detecting that the air pressure in the milk powder tank body reaches a set threshold value.

Compared with the prior art, the utility model has the beneficial effects that:

1. This milk powder vacuum drying jar, the work of vacuum pump is opened through shift knob, the vacuum pump discharges the internal air of milk powder jar to reduce the internal moisture of milk powder jar and oxygen, realize the vacuum drying to milk powder, effectively prolong the shelf life of milk powder, when pressure sensor detects the internal pressure of milk powder jar and reaches the threshold value of settlement, the controller control vacuum pump stop work, avoid the internal pressure of milk powder jar to be too low, prevent that milk powder from excessively drying and caking.

2. The bottom of the powder preventing cover is provided with the filter screen, so that milk powder can be prevented from entering the powder preventing cover, and the pressure sensor is arranged in the powder preventing cover, so that the influence of the milk powder on the pressure sensor can be avoided.

3. When the can cover is required to be opened, a user pulls the sealing cover upwards, so that external air can enter the milk powder can body from the air inlet pipe, and the air pressure in the milk powder can body is balanced with the external air pressure, so that the user can conveniently open the can cover.

4. Can the user of being convenient for remove this milk powder jar through the handle that sets up, through setting up annular slipmat in the bottom of the milk powder jar body, can improve the stability when this milk powder jar is placed.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of the assembly structure of the milk powder can, the handle and the annular anti-slip pad of the utility model;

FIG. 3 is a schematic view of a portion of the structure of the present utility model;

FIG. 4 is a schematic diagram of the assembled structure of the can lid, the powder shield and the pressure sensor of the present utility model;

FIG. 5 is a second schematic diagram of a portion of the structure of the present utility model;

fig. 6 is a schematic cross-sectional view of a can lid according to the present utility model.

In the figure: 1. a milk powder tank; 2. a can lid; 20. an annular connecting groove; 21. a mounting groove; 22. a battery compartment; 23. a charging port; 24. an air inlet hole; 25. a fixed shaft; 3. a powder preventing cover; 30. a filter screen; 31. an air suction hole; 32. a circular hole; 4. a vacuum pump; 5. an exhaust pipe; 6. a one-way valve; 7. a controller; 70. a switch button; 8. a cover plate; 9. an air inlet pipe; 10. sealing cover; 11. a first annular seal rubber; 12. a handle; 13. an annular anti-slip pad; 14. a second annular seal rubber; 15. a third annular seal rubber; 16. a pressure sensor; 17. and a waterproof plug.

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.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus 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.

Referring to fig. 1-6, the present utility model provides a technical solution:

The vacuum milk powder drying tank comprises a milk powder tank body 1, wherein a detachable tank cover 2 is arranged at the top of the milk powder tank body 1, an annular connecting groove 20 for the milk powder tank body 1 to be inserted is formed in the bottom of the tank cover 2 and close to the outer edge, and the top of the milk powder tank body 1 is inserted into the annular connecting groove 20;

The middle part of the top of the pot cover 2 is provided with a mounting groove 21, a vacuum pump 4 is arranged in the mounting groove 21, the exhaust end of the vacuum pump 4 is connected with an exhaust pipe 5, a one-way valve 6 is arranged on the exhaust pipe 5, and external air is prevented from entering the vacuum pump 4, so that the external air is prevented from entering the milk powder pot body 1, an air inlet hole 24 is formed in the position, close to the middle, of the top of the pot cover 2, an air inlet pipe 9 is arranged in the position, close to the air inlet hole 24, of the top of the pot cover 2, the top of the air inlet pipe 9 is sleeved with a sealing cover 10, when the pot cover 2 needs to be opened, a user pulls out the sealing cover 10 upwards, so that the external air can enter the milk powder pot body 1 from the air inlet pipe 9, and the air pressure in the milk powder pot body 1 is balanced with the external air pressure, and the pot cover 2 is convenient for the user to open;

The vacuum pump 4 is a microminiature vacuum pump, the microminiature vacuum pump has small volume and can be arranged in the mounting groove 21 of the tank cover 2, and the microminiature vacuum pump has low price and saves the production cost;

Basic principle of microminiature vacuum pump: the motor makes the diaphragm inside the pump reciprocate through the mechanical device, so that the air in the pump cavity with fixed volume is compressed and stretched to form vacuum (negative pressure), the pressure difference is generated between the pumping position and the outside atmospheric pressure, and the air pressure is sucked into the pump cavity and then discharged from the air outlet under the action of the pressure difference. Because the pumping hole or the pumping vent can form pressure difference with the external atmosphere, the vacuum pump is not like a large vacuum pump which needs lubricating oil and vacuum pump oil, does not pollute working medium, has the advantages of small volume, low noise, no maintenance and the like, and is suitable for the vacuumizing treatment of a milk powder tank;

The top of the tank cover 2 is provided with a controller 7 near the front end, the controller 7 is used for receiving a detection signal of the pressure sensor 16 and controlling the vacuum pump 4 to work and charging and discharging of a battery, the top of the controller 7 is provided with a switch button 70, the switch button 70 can be used for starting the vacuum pump 4 to work once, when the pressure sensor 16 detects that the pressure inside the milk powder tank 1 reaches a set threshold value, the controller 7 controls the vacuum pump 4 to stop working, the pressure inside the milk powder tank 1 is prevented from being too low, and excessive drying and caking of milk powder are prevented;

The bottom of the tank cover 2 is provided with a powder preventing cover 3, the middle part of the top of the inner wall of the powder preventing cover 3 is provided with an air suction hole 31 communicated with the air suction end of the vacuum pump 4, so that the vacuum pump 4 can discharge air in the milk powder tank body 1, the moisture and oxygen in the milk powder tank body 1 are reduced, the milk powder is prevented from being damped, oxidized and spoiled, the shelf life of the milk powder is effectively prolonged, the bottom of the powder preventing cover 3 is provided with a filter screen 30, and the milk powder is prevented from entering the powder preventing cover 3.

In this embodiment, the outer wall of the milk powder tank 1 and the position close to the top are rotationally connected with the handle 12, so that a user can conveniently move the milk powder tank, the bottom of the milk powder tank 1 and the position close to the outer edge are provided with the annular anti-slip pad 13, and the stability of the milk powder tank during placement is improved.

Specifically, the two sides of the inner wall of the annular connecting groove 20 are respectively embedded with the second annular sealing rubber 14 and the third annular sealing rubber 15, the inner wall of the second annular sealing rubber 14 is tightly attached to the outer wall of the milk powder tank body 1, the outer wall of the third annular sealing rubber 15 is tightly attached to the inner wall of the milk powder tank body 1, and the tightness of the joint of the tank cover 2 and the milk powder tank body 1 is improved.

Further, battery compartment 22 has been seted up at the top of cover 2 and the position that is close to the rear end, is equipped with the battery in the battery compartment 22, and the battery adopts rechargeable lithium cell, provides the electric energy for pressure sensor 16 and vacuum pump 4 work, and the top of cover 2 just is located the position of battery compartment 22 and has detachable apron 8 through the screw connection, and convenient to use person changes the battery that stores the electric quantity bad.

Further, a charging port 23 is formed in the rear end of the outer wall of the can cover 2 and is used for charging a battery, and a waterproof plug 17 is inserted into the opening end of the charging port 23 to prevent liquid from entering the charging port 23.

Further, the outer wall of the tank cover 2 and the position close to the right side of the charging port 23 are provided with a fixed shaft 25, the waterproof plug 17 is connected with the fixed shaft 25 through a connecting belt, and two ends of the connecting belt are fixedly connected with the fixed shaft 25 and the waterproof plug 17 respectively, so that the waterproof plug 17 is prevented from being lost.

Further, the inner wall of the sealing cover 10 is embedded with the first annular sealing rubber 11, the inner wall of the first annular sealing rubber 11 is tightly attached to the outer wall of the air inlet pipe 9, and the tightness of the joint of the sealing cover 10 and the air inlet pipe 9 is ensured.

Further, the top of the inner wall of the powder preventing cover 3 is provided with a circular hole 32 communicated with the air inlet hole 24, when the sealing cover 10 is opened, external air sequentially enters the powder preventing cover 3 from the air inlet pipe 9, the air inlet hole 24 and the circular hole 32, so that the air pressure in the milk powder can body 1 is the same as the external air pressure, and the can cover 2 can be opened.

Further, a pressure sensor 16 is arranged in the powder preventing cover 3, the pressure sensor 16 and the vacuum pump 4 are respectively and electrically connected with the controller 7 through wires, the pressure sensor 16 is used for detecting the air pressure in the milk powder tank 1 and transmitting detected electric signals to the controller 7 through wires, and after the controller 7 analyzes the input electric signals, the controller 7 controls the vacuum pump 4 to stop working when detecting that the air pressure in the milk powder tank 1 reaches a set threshold value.

It should be noted that, the pressure sensor 16, the vacuum pump 4 and the controller 7 in the present utility model are all general standard components or components known to those skilled in the art, the structure and principle thereof are all known by those skilled in the art through technical manuals or known by routine experimental methods, the specific connection means should refer to the sequence of operation between the electrical devices in the working principle to complete the electrical connection, the detailed connection means are known in the art, and the above main description of the working principle and the process will not be described any more.

When the milk powder vacuum drying pot of this embodiment is in use, the user closes the pot cover 2 at the top of the milk powder pot body 1 after taking milk powder, make the top of the milk powder pot body 1 peg graft in annular spread groove 20, at this moment, the inner wall of second annular seal rubber 14 closely laminates with the outer wall of milk powder pot body 1, the outer wall of third annular seal rubber 15 closely laminates with the inner wall of milk powder pot body 1, ensure the leakproofness of pot cover 2 and milk powder pot body 1 junction, then the user presses shift knob 70, start vacuum pump 4 work, vacuum pump 4 discharges the air in the milk powder pot body 1, thereby reduce the moisture and the oxygen in the milk powder pot body 1, prevent that milk powder from wetting, oxidation, spoiling, effectively prolong the shelf life of milk powder, filter screen 30 on the anti-powder cover 3 can avoid milk powder to enter into in the anti-powder cover 3, when pressure sensor 16 detects that the inside pressure of pot body 1 reaches the threshold value of settlement, controller 7 controls vacuum pump 4 and stops working, thereby avoid the inside pressure of pot body 1 too low, prevent milk powder from excessively drying and dry and realize the vacuum preservation to milk powder.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (9)

1. The utility model provides a milk powder vacuum drying jar, includes milk powder jar body (1), its characterized in that: the utility model provides a milk power jar, including milk power jar body (1), detachable cover (2) are equipped with at the top of milk power jar body (1), annular spread groove (20) that supply milk power jar body (1) to peg graft are offered to the bottom of cover (2) and the position that is close to the outward flange, mounting groove (21) have been offered at the middle part at cover (2) top, be equipped with vacuum pump (4) in mounting groove (21), the exhaust end of vacuum pump (4) is connected with blast pipe (5), be equipped with check valve (6) on blast pipe (5), inlet port (24) have been offered at the top of cover (2) and the position that is close to the middle part, the top of cover (2) just be located the position of inlet port (24) is equipped with intake pipe (9), the top cover of intake pipe (9) is equipped with sealed lid (10), the top of cover (2) and the position that is close to the front end are equipped with controller (7), the top of controller (7) is equipped with shift knob (70), the bottom of cover (2) is equipped with prevents powder cover (3), prevent powder cover (3) inner wall top portion (3) and the position of being close to the bottom of air pump (3) are equipped with suction port (31).

2. The milk powder vacuum drying can of claim 1, wherein: the novel milk powder tank is characterized in that a handle (12) is rotatably connected to the outer wall of the milk powder tank body (1) and close to the top, and an annular anti-slip pad (13) is arranged at the bottom of the milk powder tank body (1) and close to the outer edge.

3. The milk powder vacuum drying can of claim 1, wherein: the two sides of the inner wall of the annular connecting groove (20) are respectively embedded with a second annular sealing rubber (14) and a third annular sealing rubber (15), the inner wall of the second annular sealing rubber (14) is tightly attached to the outer wall of the milk powder tank body (1), and the outer wall of the third annular sealing rubber (15) is tightly attached to the inner wall of the milk powder tank body (1).

4. The milk powder vacuum drying can of claim 1, wherein: the top of cover (2) and be close to the position of rear end and seted up battery compartment (22), be equipped with the battery in battery compartment (22), the top of cover (2) and be located the position of battery compartment (22) and have detachable apron (8) through the screw connection.

5. The milk powder vacuum drying can of claim 1, wherein: the rear end of the outer wall of the tank cover (2) is provided with a charging port (23), and the opening end of the charging port (23) is inserted with a waterproof plug (17).

6. The milk powder vacuum drying can of claim 5, wherein: the outer wall of the tank cover (2) and the position close to the right side of the charging port (23) are provided with a fixed shaft (25), and the waterproof plug (17) is connected with the fixed shaft (25) through a connecting belt.

7. The milk powder vacuum drying can of claim 1, wherein: the inner wall of the sealing cover (10) is embedded with first annular sealing rubber (11), and the inner wall of the first annular sealing rubber (11) is tightly attached to the outer wall of the air inlet pipe (9).

8. The milk powder vacuum drying can of claim 1, wherein: a circular hole (32) communicated with the air inlet hole (24) is formed in the top of the inner wall of the powder preventing cover (3).

9. The milk powder vacuum drying can of claim 1, wherein: the powder-proof cover (3) is internally provided with a pressure sensor (16), and the pressure sensor (16) and the vacuum pump (4) are respectively and electrically connected with the controller (7) through leads.