CN219296114U - Box body assembly and preservation box - Google Patents
Box body assembly and preservation box Download PDFInfo
- Publication number
- CN219296114U CN219296114U CN202223132548.0U CN202223132548U CN219296114U CN 219296114 U CN219296114 U CN 219296114U CN 202223132548 U CN202223132548 U CN 202223132548U CN 219296114 U CN219296114 U CN 219296114U
- Authority
- CN
- China
- Prior art keywords
- moving structure
- box
- pressure cavity
- box body
- pressure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Vacuum Packaging (AREA)
Abstract
The utility model discloses a box body assembly and a preservation box. The box body component comprises a box body; the box cover is arranged on the box body, and the box cover and the box body jointly enclose a sealing space; the box cover is internally provided with a containing cavity, and the moving structure is movably arranged in the containing cavity. According to the box body assembly and the preservation box, the first pressure cavity and the second pressure cavity with the variable volumes are formed on the box cover through the moving structure, and the first unidirectional mechanism and the second unidirectional mechanism are utilized, so that when the moving structure reciprocates, gas in the sealed space can be discharged into the outside atmosphere through the first pressure cavity and the second pressure cavity in sequence, the air density in the sealed space is reduced along with the reduction of the gas quality, the vacuum degree of the sealed space is reduced along with the reduction, the stability of the vacuum degree in the sealed space is ensured through the first unidirectional mechanism, and the reliability of the preservation box is ensured.
Description
Technical Field
The utility model relates to the technical field of preservation equipment, in particular to a box body assembly and a preservation box.
Background
Along with the continuous progress of society, the living standard of people is continuously improved, and the fresh-keeping box is used as a new convenient fresh-keeping appliance, is more and more used by people, and is continuously moved into daily life of more and more people. The existing vacuum preservation box generally reduces the vacuum degree of the preservation box in a mode of pumping air in the box through a vacuum pump, so that the aim of preservation is fulfilled. However, in order to cooperate with the vacuum preservation box, an electric or manual vacuum pump is required to be carried, so that the use of the preservation appliance is inconvenient.
Disclosure of Invention
The utility model discloses a box body assembly and a preservation box, which solve the problem that preservation appliances in the prior art are inconvenient to use.
The utility model discloses a box body component, which comprises:
a case body;
the box cover is arranged on the box body, and the box cover and the box body jointly enclose a sealing space;
the box cover is internally provided with a containing cavity, the moving structure is movably arranged in the containing cavity, and the moving structure divides the containing cavity into a first pressure cavity and a second pressure cavity;
the first unidirectional mechanism is arranged on the moving structure, the circulation direction of the first unidirectional mechanism points to the second pressure cavity from the first pressure cavity, and the second pressure cavity is communicated with the first pressure cavity through the first unidirectional mechanism;
the second one-way mechanism is arranged on the box cover, the gas circulation direction of the second one-way mechanism points to the first pressure cavity from the sealing space, and the sealing space is communicated with the first pressure cavity through the second one-way mechanism;
the second pressure chamber is in communication with the outside atmosphere.
The box body assembly further comprises a driving structure, the driving structure is movably arranged on the box cover, the moving structure is connected to the driving structure, and the driving structure can drive the moving structure to move so as to adjust the volume of the first pressure cavity and the volume of the second pressure cavity.
The movable structure is provided with a first chute, the driving structure is provided with a sliding block, and the sliding block is in sliding fit with the first chute so as to enable the movable structure to move along the axial direction of the movable structure; or, be provided with the slider on the moving structure, be provided with first spout on the driving structure, the slider with first spout sliding fit makes moving structure follows moving structure's axis direction removes.
The first chute is provided with a plurality of wave crests and a plurality of wave troughs, all wave crests and all wave troughs are sequentially arranged, and the sliding block sequentially reciprocates through two adjacent wave crests or two adjacent wave troughs.
The movable structure is provided with a sleeve, the first sliding groove is arranged on the first side face of the sleeve, the first sliding groove is connected end to form an annular groove, and the sliding block is movably arranged in the annular groove.
The driving structure further comprises a handle, the handle is rotatably arranged on the box cover, and the sliding block is arranged on the handle.
The driving structure further comprises a lengthening mechanism, wherein the lengthening mechanism is arranged on the handle, and the lengthening mechanism is provided with a storage state stored on the handle and a lengthening state positioned outside the handle.
The movable structure is provided with a first guide matching part, the box cover is provided with a second guide matching part, and the first guide matching part and the second guide matching part are matched in a guide manner so that the movable structure moves along the axial direction of the movable structure.
The movable structure is provided with a sleeve, a second side surface of the sleeve is provided with a guide groove, the box cover is provided with a guide block, the guide block is in guide fit with the guide groove, the guide groove forms the first guide fit part, and the guide block forms the second guide fit part.
The box body assembly further comprises a pressure relief structure, the pressure relief structure is arranged on the box cover and/or the box body, and the pressure relief structure can enable the sealed space to be communicated with the outside atmosphere.
Another aspect of the present utility model provides a preservation box, including the box assembly described above.
According to the box body assembly and the preservation box, the first pressure cavity and the second pressure cavity with the variable volumes are formed on the box cover through the moving structure, and the first unidirectional mechanism and the second unidirectional mechanism are utilized, so that when the moving structure reciprocates, gas in the sealed space can be discharged into the outside atmosphere through the first pressure cavity and the second pressure cavity in sequence, the air density in the sealed space is reduced along with the reduction of the gas quality, the vacuum degree of the sealed space is reduced along with the reduction, the stability of the vacuum degree in the sealed space is ensured through the first unidirectional mechanism, and the reliability of the preservation box is ensured.
Drawings
FIG. 1 is a schematic view of a cartridge assembly according to an embodiment of the present utility model;
FIG. 2 is an exploded view of a cartridge assembly according to an embodiment of the present utility model;
FIG. 3 is a cross-sectional view of a lid of an embodiment of the present utility model;
FIG. 4 is a cross-sectional view of a cartridge assembly according to an embodiment of the present utility model;
FIG. 5 is another cross-sectional view of a cartridge assembly according to an embodiment of the present utility model;
FIG. 6 is a perspective view of a mobile structure according to an embodiment of the present utility model;
FIG. 7 is a schematic diagram of a driving structure according to an embodiment of the present utility model;
FIG. 8 is a schematic view of an embodiment of the lengthening mechanism of the present utility model in a lengthened configuration;
legend: 1. a case body; 2. a box cover; 11. sealing the space; 3. a moving structure; 21. a first pressure chamber; 22. a second pressure chamber; 4. a first unidirectional mechanism; 5. a second unidirectional mechanism; 31. a first chute; 61. a slide block; 7. a sleeve; 62. a handle; 63. a lengthening mechanism; 32. a guide groove; 23. a guide block; 8. and a pressure relief structure.
Detailed Description
The utility model is further illustrated, but is not limited to, the following examples.
As shown in fig. 1 to 8, the present utility model discloses a cartridge assembly, comprising: a case 1; the box cover 2 is arranged on the box body 1, and the box cover 2 and the box body 1 jointly enclose a sealed space 11; a moving structure 3, in which a containing cavity is formed in the box cover 2, the moving structure 3 is movably arranged in the containing cavity, and the moving structure 3 divides the containing cavity into a first pressure cavity 21 and a second pressure cavity 22; a first unidirectional mechanism 4, wherein the first unidirectional mechanism 4 is arranged on the moving structure 3, the gas flowing direction of the first unidirectional mechanism 4 points to the second pressure cavity 22 from the first pressure cavity 21, and the second pressure cavity 22 is communicated with the first pressure cavity 21 through the first unidirectional mechanism 4; the second unidirectional mechanism 5 is arranged on the box cover 2, the gas flowing direction of the second unidirectional mechanism 5 points to the first pressure cavity 21 from the sealing space 11, and the sealing space 11 is communicated with the first pressure cavity 21 through the second unidirectional mechanism 5; the second pressure chamber 22 is in communication with the outside atmosphere. The movable structure 3 is utilized to form the first pressure cavity 21 and the second pressure cavity 22 with variable volumes on the box cover 2, and the first unidirectional mechanism 4 and the second unidirectional mechanism 5 are utilized to enable the gas in the sealed space 11 to be sequentially discharged into the external atmosphere through the first pressure cavity 21 and the second pressure cavity 22 when the movable structure 3 reciprocates, so that the air density in the sealed space 11 is reduced along with the reduction of the gas quality, the vacuum degree of the sealed space 11 is reduced along with the reduction, the stability of the vacuum degree in the sealed space 11 is ensured through the first unidirectional mechanism 4, and the reliability of the fresh-keeping box is ensured.
Taking the case that the volume of the first pressure chamber 21 is at a minimum and the volume of the second pressure chamber 22 is at a maximum as an example, when the vacuum pumping process is performed on the cartridge assembly, the moving structure 3 moves in the first direction, the volume of the first pressure chamber 21 gradually increases while the volume of the second pressure chamber 22 gradually decreases, since the sealed space 11 is communicated with the first pressure chamber 21 through the second unidirectional mechanism 5, the gas in the sealed space 11 can flow into the first pressure chamber 21 through the second unidirectional mechanism 5 until the volume of the first pressure chamber 21 reaches a maximum, the volume of the second pressure chamber 22 reaches a minimum while the gas pressures and gas densities in the first pressure chamber 21 and the sealed space 11 are the same, then the moving structure 3 starts to move in the second direction (opposite to the first direction), the volume of the first pressure chamber 21 gradually decreases, the volume of the second pressure chamber 22 gradually increases, the gas in the first pressure chamber 21 cannot enter the sealed space 11 due to the action of the second unidirectional mechanism 5, meanwhile, since the first pressure chamber 21 is communicated with the second pressure chamber 22 through the first unidirectional mechanism 4, the gas in the first pressure chamber 21 can only be forced to enter the second pressure chamber 22 through the first unidirectional mechanism 4 along with the movement of the moving structure 3 until the volume of the first pressure chamber 21 reaches the minimum, at this time, the gas in the first pressure chamber 21 is basically discharged into the second pressure chamber 22, then the moving structure 3 moves along the first direction again, at this time, the moving structure 3 completes one reciprocating movement, the box body assembly completes one vacuumizing process, and every time the gas in the sealed space 11 enters the first pressure chamber 21, part of the gas in the sealed space 11 can be blocked in the first pressure chamber 21, therefore, when the box body assembly repeats the process, namely, the moving structure 3 performs reciprocating motion for a plurality of times, the gas amount in the sealed space 11 gradually decreases, and finally, the aim of vacuumizing the sealed space 11 is achieved.
Wherein the moving structure 3 is a silica gel sealing pad.
The first unidirectional mechanism 4 and the second unidirectional mechanism 5 may each be selected as a unidirectional valve.
The box body assembly further comprises a driving structure, the driving structure is movably arranged on the box cover 2, the moving structure 3 is connected to the driving structure, and the driving structure can drive the moving structure 3 to move so as to adjust the volume of the first pressure cavity 21 and the volume of the second pressure cavity 22. The driving structure can drive the moving structure 3 to reciprocate, so that the vacuumizing purpose of the box body assembly is realized.
As an embodiment, the moving structure 3 is provided with a first chute 31, the driving structure is provided with a slide block 61, and the slide block 61 is slidably matched with the first chute 31 so as to move the moving structure 3 along the axial direction of the moving structure 3. When the slider 61 moves, the slider 61 presses the side wall of the first chute 31, so that the first chute 31 receives a pressing force, and the moving structure 3 can move under the action of the pressing force.
Specifically, the first chute 31 has a plurality of peaks and a plurality of troughs, all the peaks and all the troughs are sequentially disposed, and the moving structure 3 performs a sequential reciprocating motion when the slider 61 passes through two adjacent peaks or two adjacent troughs. Preferably, the first sliding groove 31 is in a sine wave shape, the first sliding groove 31 between adjacent wave crests and wave troughs is arc-shaped, the sliding block 61 generates an oblique extrusion force on the first sliding groove 31 when in an arc-shaped part, and a component force of the extrusion force in the axial direction of the moving structure 3 can drive the moving structure 3 to reciprocate. For example, when the slider 61 slides from the trough to the crest, the pressing force can drive the moving structure 3 to move in the first direction, and then when the slider 61 slides from the crest to the trough, the pressing force can drive the moving structure 3 to move in the second direction, thereby realizing the reciprocating motion of the moving structure 3.
Optionally, the moving structure 3 is provided with a sleeve 7, the first chute 31 is disposed on a first side surface of the sleeve 7, the first chute 31 is connected end to form an annular groove, and the slider 61 is movably disposed in the annular groove. The slider 61 is now moved in a circular motion, i.e. kept in the annular groove, so that a continuous reciprocating movement of the moving structure 3 is achieved.
As shown in fig. 1, the inner surface of the sleeve 7 constitutes a first side surface of the sleeve 7, the first slide groove 31 is provided on the inner surface of the sleeve 7, the slider 61 is located inside the sleeve 7, and the slider 61 is capable of circular movement along the axis of the sleeve 7, thereby realizing reciprocating movement of the moving structure 3 along the axis of the sleeve 7.
The number of the sliding blocks 61 may be at least two, and all the sliding blocks 61 are movably arranged in the first sliding groove 31, so that the moving structure 3 is ensured to move reliably.
The number of peaks or troughs in the first chute 31 is 4, and at this time, the slider 61 rotates one circle of the moving structure 3 to perform four reciprocating motions, so as to implement four vacuuming processes for the sealed space 11.
The driving structure further comprises a handle 62, the handle 62 is rotatably arranged on the box cover 2, and the sliding block 61 is arranged on the handle 62. The user can drive the sliding block 61 to perform circular motion through the handle 62, so as to drive the moving structure 3 to perform reciprocating motion. The user may also access the cartridge assembly via the handle 62.
In order to facilitate the user's taking, the handle 62 is provided with a circular arc groove matched with the fingers, so that the comfort level of the user during holding is improved.
In order to facilitate the rotation of the slider 61, the driving structure further includes an extension mechanism 63, the extension mechanism 63 is disposed on the handle 62, and the extension mechanism 63 has a storage state stored on the handle 62 and an extension state located outside the handle 62. When the lengthening mechanism 63 is in a lengthening state, the arm of force when the handle 62 rotates can be increased, a user can directly push the lengthening mechanism 63 to complete the rotation of the handle 62 and the sliding block 61, meanwhile, in order to avoid the overlarge size of the handle 62 and even the box body assembly caused by the size of the lengthening mechanism 63, when the handle 62 does not need to be rotated, the lengthening mechanism 63 is switched to a storage state, and at the moment, the lengthening mechanism 63 is stored in the handle 62.
Specifically, the extension mechanism 63 includes the extension bar, be provided with the holding tank on the handle 62, the one end of extension bar articulates the one end department with the holding tank, when the extension mechanism 63 is in the state of accomodating, the extension bar is located the holding tank, and when the extension mechanism 63 is in the state of extension, the extension bar breaks away from the holding tank by the holding tank internal turning to the position that is in the coplanar with the handle 62, the full size of extension bar all constitutes the extension arm of force of handle 62 this moment, thereby reduce the dynamics that rotates the handle 62, improve user's user experience.
In order to ensure that the moving structure 3 can move along a set direction (the axial direction of the moving structure 3), a first guiding and matching part is arranged on the moving structure 3, a second guiding and matching part is arranged on the box cover 2, and the first guiding and matching part and the second guiding and matching part are in guiding and matching so that the moving structure 3 moves along the axial direction of the moving structure 3.
Specifically, the moving structure 3 is provided with a sleeve 7, a second side surface of the sleeve 7 is provided with a guide groove 32, the box cover 2 is provided with a guide block 23, the guide block 23 is in guide fit with the guide groove 32, the guide groove 32 forms the first guide fit portion, and the guide block 23 forms the second guide fit portion. Wherein the sliding direction of the guide block 23 in the guide groove 32 is parallel to the axis of the moving structure 3.
As another embodiment, the difference from the previous embodiment is that the moving structure 3 is provided with a slide block 61, the driving structure is provided with a first slide groove 31, and the slide block 61 is slidably matched with the first slide groove 31 to move the moving structure 3 along the axial direction of the moving structure 3.
The box body assembly further comprises a pressure relief structure 8, the pressure relief structure 8 is arranged on the box cover 2 and/or the box body 1, and the pressure relief structure 8 can enable the sealed space 11 to be communicated with the outside atmosphere.
The pressure relief structure 8 comprises a pressure relief valve, a pressure relief hole is formed in the box cover 2 or the box body 1, and the pressure relief valve is arranged at the pressure relief hole.
The pressure release valve comprises a rubber plug and a reset spring, wherein the rubber plug is provided with a closed state for closing the pressure release hole and a pressure release state for opening the pressure release hole, the reset spring is abutted against the rubber plug, and the reset spring can drive the rubber plug to be switched to the closed state.
When the pressure of the sealed space 11 needs to be relieved, the rubber plug can be extruded to enable the rubber plug to be switched to a pressure relief state, at the moment, the sealed space 11 is communicated with the outside atmosphere through the pressure relief hole, the outside atmosphere gas enters the sealed space 11, and finally the pressure of the gas in the sealed space 11 is the same as the pressure of the outside atmosphere. When pressure relief is not needed, the rubber plug is released, and the reset mechanism drives the rubber plug to be switched to a closed state, so that the sealed space 11 is not communicated with the outside atmosphere.
Another aspect of the present utility model provides a preservation box, including the box assembly described above.
It should be understood that the above-described embodiments of the present utility model are provided by way of example only and are not intended to limit the scope of the utility model. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. Not all embodiments are exhaustive. All obvious changes or modifications which come within the spirit of the utility model are desired to be protected.
Claims (11)
1. A cartridge assembly, comprising:
a box body (1);
the box cover (2) is arranged on the box body (1), and the box cover (2) and the box body (1) jointly enclose a sealing space (11);
a moving structure (3), wherein a containing cavity is formed in the box cover (2), the moving structure (3) is movably arranged in the containing cavity, and the moving structure (3) divides the containing cavity into a first pressure cavity (21) and a second pressure cavity (22);
the first unidirectional mechanism (4) is arranged on the moving structure (3), the gas flowing direction of the first unidirectional mechanism (4) points to the second pressure cavity (22) from the first pressure cavity (21), and the second pressure cavity (22) is communicated with the first pressure cavity (21) through the first unidirectional mechanism (4);
the second unidirectional mechanism (5), the said second unidirectional mechanism (5) is set up on said lid (2), and the gas flow direction of the said second unidirectional mechanism (5) points to the said first pressure cavity (21) from the said sealed space (11), the said sealed space (11) communicates with said first pressure cavity (21) through the said second unidirectional mechanism (5);
the second pressure chamber (22) is in communication with the outside atmosphere.
2. The cartridge assembly of claim 1, further comprising a drive structure movably disposed on the cartridge cover (2), the moving structure (3) being connected to the drive structure, and the drive structure being capable of driving the moving structure (3) to move to adjust the volume of the first pressure chamber (21) and the volume of the second pressure chamber (22).
3. The box assembly according to claim 2, characterized in that the moving structure (3) is provided with a first chute (31), the driving structure is provided with a slide block (61), and the slide block (61) is in sliding fit with the first chute (31) so as to enable the moving structure (3) to move along the axial direction of the moving structure (3); or, be provided with slider (61) on moving structure (3), be provided with first spout (31) on the drive structure, slider (61) with first spout (31) sliding fit makes moving structure (3) follow moving structure (3) axis direction carries out.
4. A cartridge assembly according to claim 3, wherein the first runner (31) has a plurality of peaks and a plurality of valleys, all of the peaks and all of the valleys being spaced apart, the moving structure (3) performing a reciprocating movement when the slider (61) passes adjacent two of the peaks or passes adjacent two of the valleys.
5. The box assembly according to claim 4, characterized in that the moving structure (3) is provided with a sleeve (7), the first sliding groove (31) is arranged on a first side surface of the sleeve (7), the first sliding groove (31) is connected end to form an annular groove, and the sliding block (61) is movably arranged in the annular groove.
6. The cartridge assembly of claim 5 wherein the drive structure further comprises a handle (62), the handle (62) being rotatably disposed on the cartridge cover (2), the slider (61) being disposed on the handle (62).
7. The cartridge assembly of claim 6 wherein the drive structure further comprises an extension mechanism (63), the extension mechanism (63) being disposed on the handle (62), and the extension mechanism (63) having a stowed condition on the handle (62) and an extended condition external to the handle (62).
8. The box assembly according to claim 1, characterized in that a first guiding and matching part is arranged on the moving structure (3), a second guiding and matching part is arranged on the box cover (2), and the first guiding and matching part and the second guiding and matching part are in guiding and matching to enable the moving structure (3) to move along the axis direction of the moving structure (3).
9. The box body assembly according to claim 8, wherein a sleeve (7) is arranged on the moving structure (3), a guide groove (32) is arranged on the second side surface of the sleeve (7), a guide block (23) is arranged on the box cover (2), the guide block (23) is in guide fit with the guide groove (32), the guide groove (32) forms the first guide fit portion, and the guide block (23) forms the second guide fit portion.
10. The box assembly according to claim 1, characterized in that the box assembly further comprises a pressure relief structure (8), the pressure relief structure (8) is arranged on the box cover (2) and/or the box (1), and the pressure relief structure (8) enables the sealed space (11) to be communicated with the outside atmosphere.
11. A preservation box comprising a box assembly according to any one of claims 1 to 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223132548.0U CN219296114U (en) | 2022-11-24 | 2022-11-24 | Box body assembly and preservation box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223132548.0U CN219296114U (en) | 2022-11-24 | 2022-11-24 | Box body assembly and preservation box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219296114U true CN219296114U (en) | 2023-07-04 |
Family
ID=86984621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223132548.0U Active CN219296114U (en) | 2022-11-24 | 2022-11-24 | Box body assembly and preservation box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219296114U (en) |
-
2022
- 2022-11-24 CN CN202223132548.0U patent/CN219296114U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10993867B2 (en) | Actuation assembly for an oral irrigator | |
| KR100950160B1 (en) | Open and close apparatus of button sliding type for liquid instrument | |
| CN219296114U (en) | Box body assembly and preservation box | |
| US20220023019A1 (en) | Bypass flow assembly of an oral irrigator | |
| KR200370575Y1 (en) | A structure of casmetic case which is possible for discharge standard capacity of high viscosity cosmetic | |
| US10344746B2 (en) | Hydraulic double-acting hand pump | |
| US6716006B2 (en) | Telescopic dual movement pump | |
| CN115743910A (en) | Box body assembly and preservation box | |
| JP2006508295A (en) | Fluid pressure machine | |
| KR200450736Y1 (en) | dispenser capable of adjusting discharge amount | |
| KR200388109Y1 (en) | A structure of cosmetic case for delivering fixed quantity of high viscosity contents | |
| KR100383826B1 (en) | Valve structure for the plunger pump | |
| US5615596A (en) | Inflated ball container repressurizer | |
| CN214887539U (en) | Push type inflatable high-pressure hand-pulling air pump | |
| CN214987287U (en) | External pump core of spring | |
| CN212104347U (en) | Automatic high-low water pressure switching device of shower equipment | |
| CN109205103B (en) | A kind of packing bottle container convenient for discharging | |
| KR200393325Y1 (en) | A vessel | |
| CN213985822U (en) | Water intake device | |
| CN112021762A (en) | Cosmetic bottle | |
| CN220765241U (en) | Switch pump | |
| CN218991806U (en) | Miniature electromagnetic air pump | |
| CN111655067B (en) | Fluid container | |
| CN108891720B (en) | A kind of structure simply dispenses bottle container | |
| KR100339599B1 (en) | Discharge valve structure for linear compressor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |