CN220890433U - Electric vacuum pumping device with self-disengaging structure - Google Patents
Electric vacuum pumping device with self-disengaging structure Download PDFInfo
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- CN220890433U CN220890433U CN202322638207.9U CN202322638207U CN220890433U CN 220890433 U CN220890433 U CN 220890433U CN 202322638207 U CN202322638207 U CN 202322638207U CN 220890433 U CN220890433 U CN 220890433U
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- 238000005086 pumping Methods 0.000 title claims abstract description 9
- 238000001179 sorption measurement Methods 0.000 claims abstract description 51
- 238000007789 sealing Methods 0.000 claims abstract description 33
- 230000006698 induction Effects 0.000 claims abstract description 8
- 230000000903 blocking effect Effects 0.000 claims description 22
- 238000005192 partition Methods 0.000 claims description 10
- 238000001125 extrusion Methods 0.000 abstract description 4
- 238000001514 detection method Methods 0.000 abstract description 3
- 238000004321 preservation Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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Abstract
The utility model discloses an electric vacuum pumping device with a self-disengaging structure, which comprises: the vacuum pump and the air pressure induction switch are electrically connected with the electric control plate; the exhaust port is arranged on one side of the vacuum adsorption cavity, and the exhaust plugging piece is arranged on the exhaust port; the exhaust sealing piece has elasticity and is propped between the exhaust sealing piece and the exhaust port; when the air pressure in the air pressure sensing switch detection pipeline reaches the pressure threshold value, the conduction of the air path between the air suction port and the vacuum pump can be closed. According to the utility model, under the original suction force, a negative pressure suction force with larger pressure is instantaneously generated in the pipeline and the gas path communicating piece, the elasticity of the exhaust elastic piece can be overcome, the exhaust sealing piece is pulled up, the extrusion of the exhaust sealing piece is relieved, at the moment, part of air of the shell can enter the vacuum adsorption cavity from the gap of the exhaust sealing piece and is transmitted to the adsorption working surface, the vacuum adsorption state of the adsorption working surface is relieved, and the vacuumizing device can be conveniently dismantled.
Description
Technical Field
The utility model relates to the technical field of vacuumizing devices, in particular to an electric vacuumizing device with a self-disengaging structure.
Background
The vacuum preservation or storage is a common preservation storage mode in daily life, and the method isolates food or storage objects from contacting with air, so that the food is preserved in a vacuum environment, and the preservation time of the food is prolonged. In vacuum preservation, the air in the food bag needs to be pumped out by a vacuum pumping device. An electric vacuum apparatus for wine is disclosed in patent number CN201420348583.2, for example.
However, the existing vacuum-pumping device is often inconvenient to use, has large overall volume, is difficult to disassemble under the vacuum negative pressure of the container after the vacuum pumping is completed, and is difficult for a user to detach from the container.
Disclosure of utility model
The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides an electric vacuumizing device with a self-disengaging structure.
The technical scheme adopted by the embodiment of the utility model for solving the technical problems is as follows: an electric vacuum-pumping device with self-disengaging structure, comprising: the vacuum pump is electrically connected with the electric control plate and the air pressure induction switch;
The shell is provided with a vacuum adsorption cavity, an air suction port, an air exhaust port and an air inlet; an adsorption working surface is arranged on one side of the vacuum adsorption cavity, and the air inlet hole is formed in the adsorption working surface; the air suction port, the air pressure induction switch and the vacuum pump are sequentially connected through pipelines; the vacuum pump can suck and discharge air in the vacuum adsorption cavity;
The exhaust assembly comprises an exhaust blocking piece, an exhaust elastic piece, an exhaust sealing piece and a gas path communicating piece; the exhaust port is formed in one side of the vacuum adsorption cavity, and the exhaust blocking piece is arranged at the exhaust port; the exhaust sealing piece is elastic and is propped between the exhaust blocking piece and the exhaust port; the exhaust elastic piece can enable the exhaust blocking piece to move towards the exhaust port and compress the exhaust sealing piece;
The gas path communicating piece can be respectively communicated with the gas outlet and the gas inlet; the pressure sensing switch can set a pressure threshold value; when the air pressure in the air pressure sensing switch detection pipeline reaches the pressure threshold value, the conduction of the air path between the air suction port and the vacuum pump can be closed.
Optionally, the air path communicating piece is of a three-way valve structure and can be respectively communicated with the air outlet, the air suction port and the air pressure sensing switch.
Optionally, the exhaust port is provided with a sealing step, and the exhaust blocking piece is provided with a blocking pressing plate; the plugging pressing plate can press the exhaust sealing piece to the sealing step.
Optionally, the exhaust port is provided with a concave positioning groove; the exhaust blocking piece is provided with a guide column; the blocking pressing plate is arranged on the periphery of the guide post in a surrounding manner; the guide column is provided with an exhaust channel which is penetrated up and down; the guide post can sink into the positioning groove, and the exhaust channel can be aligned to communicate with the exhaust port.
Optionally, a partition is disposed in the vacuum adsorption cavity, and the partition can partition the vacuum adsorption cavity into an adsorption working cavity and an exhaust working cavity; the air suction port is arranged in the adsorption working cavity; the exhaust port is arranged in the exhaust working cavity.
Optionally, the adsorption working surface is provided with a sealing ring, and the sealing ring has elasticity.
Optionally, the electric control board is electrically connected with a power plug-in interface.
Optionally, the electric control board is electrically connected with a storage battery.
The utility model has the beneficial effects that: when the electric vacuumizing device works, the adsorption working surface is attached to or arranged on the seal or the bottle mouth of the container or the food bag through the switching device; the vacuum pump sucks and discharges air through the air suction port and the air pressure sensing switch by the pipeline, and the adsorption working surface can be firmly attached to the container or the food bag under the action of vacuum suction. The pressure sensing switch can set a pressure threshold value; when the air pressure in the air pressure sensing switch detection pipeline reaches a pressure threshold value, the conduction of an air path between the air suction port and the vacuum pump can be closed; at this moment, under the action of original suction, a negative pressure suction with larger pressure can be instantaneously generated in the pipeline and the air path communicating piece, the suction is transmitted to the exhaust port through the air path communicating piece, the elasticity of the exhaust elastic piece can be overcome, the exhaust sealing piece is pulled up, the extrusion of the exhaust sealing piece is relieved, at this moment, part of air of the shell can enter the vacuum adsorption cavity from the gap of the exhaust sealing piece and is transmitted to the adsorption working face, the vacuum adsorption state of the adsorption working face is relieved, and the vacuumizing device can be conveniently removed.
In order to make the above objects, features and advantages of the present utility model more comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
FIG. 1 is a schematic diagram of an electric vacuum apparatus according to the present utility model;
FIG. 2 is an exploded view of the electric vacuum apparatus of FIG. 1;
Fig. 3 is a cross-sectional view of the electric vacuum apparatus of fig. 1.
Description of main reference numerals:
10. A housing; 11. a vacuum adsorption chamber; 111. adsorbing the working cavity; 112. an exhaust working chamber; 12. an air suction port; 13. an exhaust port; 131. a sealing step; 132. a positioning groove; 14. an air inlet hole; 15. adsorbing a working surface; 20. an exhaust assembly; 21. an exhaust closure; 211. plugging a pressing plate; 212. a guide post; 213. an exhaust channel; 22. a vent elastic member; 23. an exhaust seal; 24. the gas path communicating piece; 30. an electric control board; 40. a vacuum pump; 50. an air pressure sensing switch; 60. a partition; 70. a seal ring; 80. and a storage battery.
Detailed Description
Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.
In the description of the present utility model, plural means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and the above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
In the present utility model, unless clearly defined otherwise, the terms "disposed," "mounted," "connected," and the like are to be construed broadly and may be connected directly or indirectly through an intermediary; the connecting device can be fixedly connected, detachably connected and integrally formed; may be a mechanical connection; may be a communication between two elements or an interaction between two elements. The specific meaning of the words in the utility model can be reasonably determined by a person skilled in the art in combination with the specific content of the technical solution.
Examples
Referring to fig. 1 to 3, an electric vacuum pumping device with a self-disengaging structure according to the present utility model includes: the vacuum pump comprises a shell 10, an exhaust assembly 20, an electric control board 30, a vacuum pump 40 and a gas pressure induction switch 50, wherein the vacuum pump 40 and the gas pressure induction switch 50 are electrically connected with the electric control board 30;
The shell 10 is provided with a vacuum adsorption cavity 11, an air suction port 12, an air exhaust port 13 and an air inlet hole 14; an adsorption working surface 15 is arranged on one side of the vacuum adsorption cavity 11, and an air inlet 14 is formed in the adsorption working surface 15; the air suction port 12, the air pressure sensing switch 50 and the vacuum pump 40 are sequentially connected through pipelines; the vacuum pump 40 sucks and discharges air in the vacuum adsorption chamber 11;
The exhaust assembly 20 comprises an exhaust blocking piece 21, an exhaust elastic piece 22, an exhaust sealing piece 23 and a gas path communicating piece 24; the exhaust port 13 is arranged at one side of the vacuum adsorption cavity 11, and the exhaust blocking piece 21 is arranged at the exhaust port 13; the exhaust sealing piece 23 has elasticity and is propped between the exhaust sealing piece 21 and the exhaust port 13; the vent elastic member 22 can move the vent blocking member 21 toward the vent port 13 and press the vent sealing member 23;
The air path communicating piece 24 can be communicated with the air outlet 13 and the air inlet respectively; the pressure sensing switch 50 can set a pressure threshold; when the air pressure in the pipeline detected by the air pressure sensing switch 50 reaches the pressure threshold value, the conduction of the air path between the air suction port 12 and the vacuum pump 40 can be closed.
In the utility model, when the electric vacuumizing device works, the adsorption working surface 15 is attached to or arranged on the seal or the bottle mouth of the container or the food bag through the switching device; the vacuum pump 40 sucks and discharges air through the air suction port 12 and the air pressure sensing switch 50 through the pipeline, and the suction working surface 15 is firmly attached to the container or the food bag under the action of vacuum suction. The pressure sensing switch 50 can set a pressure threshold; when the air pressure in the pipeline detected by the air pressure sensing switch 50 reaches a pressure threshold value, the conduction of the air path between the air suction port 12 and the vacuum pump 40 can be closed; at this time, under the original suction force, a negative pressure suction force with larger pressure is instantaneously generated in the pipeline and the air channel communicating piece 24, and is transmitted to the exhaust port 13 through the air channel communicating piece 24, so that the elasticity of the exhaust elastic piece 22 can be overcome, the exhaust blocking piece 21 is pulled up, the extrusion of the exhaust sealing piece 23 is relieved, at this moment, part of air of the shell 10 can enter the vacuum adsorption cavity 11 from the gap of the exhaust sealing piece 23 and is transmitted to the adsorption working surface 15, the vacuum adsorption state of the adsorption working surface 15 is relieved, and the vacuumizing device can be conveniently removed.
In this embodiment, the air path communicating member 24 has a three-way valve structure, and is capable of communicating with the air outlet 13, the air inlet 12 and the air pressure sensing switch 50.
In the present embodiment, in order to fit the vent seal 23 in a better alignment and make it unlikely to be disengaged and displaced when the pressing is released, the vent 13 is provided with a seal step 131, and the vent seal 21 is provided with a seal pressure plate 211; the blocking pressure plate 211 can press the vent seal 23 against the sealing step 131.
Specifically, the exhaust port 13 is provided with a concave positioning groove 132; the exhaust closure 21 is provided with a guide post 212; the blocking pressing plate 211 is arranged around the periphery of the guide column 212; the guide column 212 is provided with an exhaust channel 213 penetrating up and down; the guide post 212 may be recessed within the positioning slot 132 and the vent channel 213 may be aligned to communicate with the vent 13. The guide post 212 can sink into the positioning groove 132 and can move up and down in the positioning groove 132 to realize the extrusion and separation of the exhaust sealing piece 23, and simultaneously ensure that the exhaust blocking piece 21 is not easy to separate from the exhaust port 13; the exhaust channel 213 is aligned with the exhaust port 13, and can be communicated with the air channel communicating piece 24 through the exhaust channel 213, so that the exhaust port 13 is convenient to connect with a pipeline.
In some embodiments, a partition 60 is disposed in the vacuum adsorption chamber 11, and the partition 60 may partition the vacuum adsorption chamber 11 into an adsorption working chamber 111 and an exhaust working chamber 112; the suction port 12 is provided in the suction working chamber 111; the exhaust port 13 is provided in the exhaust working chamber 112. The vacuum adsorption chamber 11 is partitioned into two independent adsorption working chambers 111 and an exhaust working chamber 112 by a partition 60; when the suction operation is performed, the gas in the container is discharged from the vacuum pump 40 after passing through the air inlet hole 14, the adsorption working cavity 111, the air suction port 12, the pipeline and the air pressure sensing switch 50 in sequence, and the gas in the container does not pass through the exhaust working cavity 112, and at the moment, the gas in the container does not contact the exhaust assembly 20, and is not easy to corrode and interfere with the exhaust assembly 20.
Specifically, the separator 60 is made of elastic rubber material, and has strong corrosion resistance.
In this embodiment, in order to make the suction working surface 15 firmly sucked on the surface of the container, the suction working surface 15 is provided with a seal ring 70, and the seal ring 70 has elasticity.
In this embodiment, the electric control board 30 is electrically connected to a power plug.
In the present embodiment, the electric control board 30 is electrically connected to the battery 80.
Of course, the present utility model is not limited to the above-described embodiments, and those skilled in the art can make equivalent modifications and substitutions without departing from the spirit of the present utility model, and these equivalent modifications and substitutions are included in the scope of the present utility model as defined in the appended claims.
Claims (8)
1. An electric vacuum-pumping device with a self-disengaging structure, comprising: the vacuum pump comprises a shell (10), an exhaust assembly (20), an electric control board (30), a vacuum pump (40) and an air pressure induction switch (50), wherein the vacuum pump (40) and the air pressure induction switch (50) are electrically connected with the electric control board (30);
The shell (10) is provided with a vacuum adsorption cavity (11), an air suction port (12), an air exhaust port (13) and an air inlet hole (14); an adsorption working surface (15) is arranged on one side of the vacuum adsorption cavity (11), and the air inlet hole (14) is formed in the adsorption working surface (15); the air suction port (12), the air pressure induction switch (50) and the vacuum pump (40) are sequentially connected through pipelines; the vacuum pump (40) can suck and discharge air of the vacuum adsorption cavity (11);
The exhaust assembly (20) comprises an exhaust blocking piece (21), an exhaust elastic piece (22), an exhaust sealing piece (23) and a gas path communicating piece (24); the exhaust port (13) is arranged at one side of the vacuum adsorption cavity (11), and the exhaust blocking piece (21) is arranged at the exhaust port (13); the exhaust sealing piece (23) has elasticity and is propped between the exhaust sealing piece (21) and the exhaust port (13); the exhaust elastic element (22) can move the exhaust blocking element (21) towards the exhaust opening (13) and press the exhaust sealing element (23);
The air channel communicating piece (24) can be communicated with the air outlet (13) and the air inlet respectively; the pressure sensing switch (50) can set a pressure threshold value; when the air pressure in the air pressure sensing switch (50) detects that the air pressure in the pipeline reaches the pressure threshold value, the conduction of the air passage between the air suction port (12) and the vacuum pump (40) can be closed.
2. The electric vacuum apparatus with self-disengaging structure according to claim 1, characterized in that: the air passage communicating piece (24) is of a three-way valve structure and can be respectively communicated with the air outlet (13), the air suction port (12) and the air pressure sensing switch (50).
3. The electric vacuum apparatus with self-disengaging structure according to claim 1, characterized in that: the exhaust port (13) is provided with a sealing step (131), and the exhaust blocking piece (21) is provided with a blocking pressing plate (211); the blocking pressure plate (211) can press the exhaust seal (23) against the sealing step (131).
4. The electric vacuum extractor with self-disengaging structure of claim 3, wherein: the exhaust port (13) is provided with a concave positioning groove (132); the exhaust plug (21) is provided with a guide column (212); the blocking pressing plate (211) is arranged on the periphery of the guide column (212) in a surrounding mode; the guide column (212) is provided with an exhaust channel (213) which is penetrated up and down; the guide post (212) may be recessed within the detent (132) and the vent channel (213) may be aligned to communicate with the vent (13).
5. The electric vacuum apparatus with self-disengaging structure according to claim 1, characterized in that: a partition piece (60) is arranged in the vacuum adsorption cavity (11), and the partition piece (60) can divide the vacuum adsorption cavity (11) into an adsorption working cavity (111) and an exhaust working cavity (112); the air suction port (12) is arranged in the adsorption working cavity (111); the exhaust port (13) is provided in the exhaust working chamber (112).
6. The electric vacuum apparatus with self-disengaging structure according to claim 1, characterized in that: the adsorption working surface (15) is provided with a sealing ring (70), and the sealing ring (70) has elasticity.
7. The electric vacuum apparatus with self-disengaging structure according to claim 1, characterized in that: the electric control board (30) is electrically connected with a power supply plug-in interface.
8. The electric vacuum apparatus with self-disengaging structure according to claim 1, characterized in that: the electric control board (30) is electrically connected with a storage battery (80).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322638207.9U CN220890433U (en) | 2023-09-27 | 2023-09-27 | Electric vacuum pumping device with self-disengaging structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322638207.9U CN220890433U (en) | 2023-09-27 | 2023-09-27 | Electric vacuum pumping device with self-disengaging structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220890433U true CN220890433U (en) | 2024-05-03 |
Family
ID=90869348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322638207.9U Active CN220890433U (en) | 2023-09-27 | 2023-09-27 | Electric vacuum pumping device with self-disengaging structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220890433U (en) |
-
2023
- 2023-09-27 CN CN202322638207.9U patent/CN220890433U/en active Active
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