CN112093266A - Vacuum air-extracting bottle cap - Google Patents
Vacuum air-extracting bottle cap Download PDFInfo
- Publication number
- CN112093266A CN112093266A CN202011007527.9A CN202011007527A CN112093266A CN 112093266 A CN112093266 A CN 112093266A CN 202011007527 A CN202011007527 A CN 202011007527A CN 112093266 A CN112093266 A CN 112093266A
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- valve core
- piston
- air
- vacuum
- bottle cap
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- 238000007789 sealing Methods 0.000 claims abstract description 44
- 238000000605 extraction Methods 0.000 claims abstract description 40
- 238000005086 pumping Methods 0.000 claims description 48
- 238000003825 pressing Methods 0.000 claims description 22
- 238000007872 degassing Methods 0.000 claims 2
- 230000000694 effects Effects 0.000 abstract description 8
- 239000007789 gas Substances 0.000 description 9
- 238000004321 preservation Methods 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000741 silica gel Substances 0.000 description 3
- 229910002027 silica gel Inorganic materials 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D51/00—Closures not otherwise provided for
- B65D51/16—Closures not otherwise provided for with means for venting air or gas
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D51/00—Closures not otherwise provided for
- B65D51/24—Closures not otherwise provided for combined or co-operating with auxiliary devices for non-closing purposes
- B65D51/28—Closures not otherwise provided for combined or co-operating with auxiliary devices for non-closing purposes with auxiliary containers for additional articles or materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D53/00—Sealing or packing elements; Sealings formed by liquid or plastics material
- B65D53/02—Collars or rings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
- B65D81/18—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents providing specific environment for contents, e.g. temperature above or below ambient
- B65D81/20—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents providing specific environment for contents, e.g. temperature above or below ambient under vacuum or superatmospheric pressure, or in a special atmosphere, e.g. of inert gas
- B65D81/2007—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents providing specific environment for contents, e.g. temperature above or below ambient under vacuum or superatmospheric pressure, or in a special atmosphere, e.g. of inert gas under vacuum
- B65D81/2038—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents providing specific environment for contents, e.g. temperature above or below ambient under vacuum or superatmospheric pressure, or in a special atmosphere, e.g. of inert gas under vacuum with means for establishing or improving vacuum
Abstract
The invention discloses a vacuum air extraction bottle cap which comprises a first cap body, a second cap body and an accommodating space, wherein the first cap body and the second cap body are distributed up and down and are in sliding connection, the accommodating space is internally provided with a vacuum air extraction valve assembly and an air extraction tool, the vacuum air extraction valve assembly is communicated with a space to be extracted, the air extraction tool comprises a cylinder body communicated with the vacuum air extraction valve assembly, a piston arranged in the cylinder body and capable of reciprocating, and a push-pull assembly driving the piston to move, the cylinder body is fixed on the second cap body, and the push-pull assembly is in toothed connection with the first cap body. The bottle cap is simple in structure, good in sealing effect and capable of greatly improving air exhaust efficiency.
Description
Technical Field
The invention relates to the technical field of sealed bottles and cans, in particular to a vacuum pumping bottle cap.
Background
The bottle cap is used for sealing a bottle, and has different shapes and different operation methods according to different functions and purposes. With the improvement of the quality of life of people, food needs to be stored in a sealed bottle and can for fresh keeping. When the existing common preservation box or bottle or can is used for preserving products, food storage and preservation are defined as the preservation effect can be achieved as long as the container has good sealing property. Science has proven that this is a false area. Although the common preservation box or bottle or can has the sealing property, oxygen still exists in the preservation box or bottle or can, and the oxygen is just one of the main factors for really preserving the freshness. Therefore, the air in the storage tank for preserving the food is pumped out, which is beneficial to preserving the food.
The existing bottle cap is single in structure, and can not be well matched with an external tool to pump gas in the bottle body to form a vacuum state, so that the quality guarantee period of food in the bottle is longer. In addition, although most of the existing bottle caps adopt a bottle mouth sealing technology, the sealing effect is not satisfactory in practice, air enters after the bottle caps are used for a long time, and food stored in the bottle is mildewed and loses odor after contacting the air.
Although some vacuum-pumping bottle caps enter the market, the existing vacuum-pumping bottle caps have some defects, for example, the existing vacuum-pumping bottle caps are inconvenient to assemble and disassemble with the bottle bodies, so that the convenience and cleanliness during cleaning are reduced; the time required for vacuumizing is long, and air suction is inconvenient; the bottle cap has low sealing performance, is easy to cause the phenomenon of gas leakage during air extraction, prolongs the air extraction time, and the like.
Therefore, it is desirable to design a vacuum bottle cap to solve the above technical problems.
Disclosure of Invention
Aiming at the problems in the prior art, the vacuum air exhaust bottle cap has the advantages of simple structure, good sealing effect and capability of greatly improving air exhaust efficiency.
The specific technical scheme is as follows:
a vacuum air extraction bottle cap comprises a first cap body, a second cap body and an accommodating space, wherein the first cap body and the second cap body are vertically distributed and are in sliding connection, the accommodating space is internally provided with a vacuum air extraction valve assembly and an air extraction tool, the vacuum air extraction valve assembly is communicated with a space to be extracted, the air extraction tool comprises a cylinder body communicated with the vacuum air extraction valve assembly, a piston arranged in the cylinder body and capable of reciprocating, and a push-pull assembly driving the piston to move, and the push-pull assembly is in toothed connection with the first cap body.
The positive effects of the technical scheme are as follows:
the vacuum pumping bottle cap has a simple structure, but is very practical, and the vacuum pumping valve component and the pumping tool are accommodated in the bottle cap, so that the bottle cap has a vacuum pumping function. When the vacuum bottle is used, the bottle cap is mounted on the bottle, vacuumizing can be achieved by rotating the bottle cap, the vacuum bottle is very convenient, and vacuumizing efficiency is greatly improved.
Specifically, the push-pull assembly comprises a piston rod fixedly connected with the piston, a gear driving the piston rod to move and a rotating shaft arranged at the center of the gear, and the gear is in toothed connection with the inner side wall of the first cover body.
As an embodiment of the invention, one side of the bottom of the gear is provided with a connecting rod, one end of the piston rod, which is far away from the piston, is provided with a connecting hole, the connecting hole is sleeved on the connecting rod, and the piston rod is driven to move by the rotation of the gear so as to realize the push-pull of the piston. When the air pumping device is used, only the first cover body needs to be rotated, the annular teeth are arranged on the inner side wall of the first cover body and are in tooth joint with the gear, when the first cover body is rotated, the gear can be driven to rotate around the rotating shaft at the center, the connecting hole is formed in one end of the piston rod and is sleeved on the connecting rod on one side of the bottom of the gear, and the piston rod can be driven to move left and right when the gear rotates, so that the piston is pushed and pulled, and air pumping operation is achieved.
As another embodiment of the invention, a cam is arranged on the rotating shaft at the bottom of the gear, a push plate is arranged at one end of the piston rod, which is far away from the piston, a sliding plate is arranged at the bottom of the push plate, a sliding rail matched with the sliding plate is arranged on the second cover body, a first spring is arranged on the sliding plate, the first spring abuts against the cylinder body, the push plate is pushed by the cam to push the piston, and the piston is reset by the acting force of the first spring. During the use, rotate first lid, because be equipped with the annular tooth on the inside wall of first lid, this annular tooth is connected with the gear toothing, when rotating first lid, can drive the gear and rotate around the axis of rotation at center, because be provided with the cam in the axis of rotation of gear bottom, it rotates to drive the cam, offset with the push pedal when the cam, bulldoze the piston rod and move the piston toward the cylinder body in, first spring is compressed this moment, form reaction force, when the cam motion breaks away from with the push pedal mutually, the effort that bulldozes the piston rod disappears, under the effort of first spring, promote the slide bounce-back, and then promote the piston and move toward the cylinder body outward. In this embodiment, promote the push pedal through the cam and realize pushing and pressing to the piston, the effort through first spring realizes the reseing to the piston to this realization is bled the operation, and is very convenient.
Preferably, the vacuum extraction valve assembly comprises an extraction valve core and a pressing piece arranged outside the extraction valve core, a one-way valve is arranged at one end of the extraction valve core, the bottom of the extraction valve core is fixed at the bottom of the second cover body through a cylinder body, a through hole communicated with the space to be extracted and the extraction valve core is formed in the bottom of the second cover body, and opening and closing of the one-way valve are controlled by pressing the pressing piece.
Furthermore, the air exhaust valve core comprises a large valve core and a small valve core which are communicated with each other, one end of the small valve core, which is far away from the large valve core, is sealed and extends out of the first cover body, and the one-way valve is arranged on one side of the large valve core and is communicated with the large valve core.
The invention relates to a vacuumizing structure of a vacuum air-extracting bottle cap, which comprises an air-extracting valve core, a pressing piece and an air-extracting tool, wherein the air-extracting tool comprises a cylinder body, a piston and a push-pull assembly, the air-extracting valve core is communicated with a space to be extracted and is an airflow channel of air, the cylinder body is communicated with the air-extracting valve core, namely the cylinder body is communicated with the space to be extracted, the piston is arranged in the cylinder body, the piston is hermetically connected with the inner wall of the cylinder body through a sealing ring, and the push-pull assembly is connected with the piston and drives the piston to reciprocate in the cylinder body, so that the air. The pressing piece is coated outside the air exhaust valve core, the pressing piece plays a role in supporting the air exhaust valve core, normal air exhaust of the air exhaust valve core is guaranteed, the phenomenon of air leakage in the air exhaust process is prevented, and the air exhaust valve core is guaranteed to be in a sealing state in a vacuum state, so that the sealing effect is guaranteed.
Preferably, the small valve core is arranged above the large valve core, a sealing ring is arranged at the bottom of the large valve core, the sealing ring covers the through hole at the bottom of the second cover body, an annular groove for accommodating the sealing ring is arranged at the bottom of the cylinder body, and the sealing ring is fixed in the annular groove. Therefore, the second cover body and the cylinder body can be arranged in a sealing mode, and gas enters the air pumping valve core through the through hole in the bottom of the second cover body after being pumped out from the bottle to be pumped and is then vacuumized.
Furthermore, the pressing piece comprises a supporting rod sleeved outside the small valve core, an auxiliary piece arranged on the supporting rod and an air release button arranged at the sealing end of the small valve core, the air release button is fixedly connected with the end part of the supporting rod, a convex edge is arranged at one end, close to the large valve core, of the supporting rod, and the convex edge is fixed on a boss formed by the large valve core and the small valve core. Because the air suction valve core has a sealing effect, silica gel or rubber materials can be generally selected for manufacturing, so the texture is softer, and the air suction valve core is easy to deform and cause air leakage under the air suction or vacuum state, so the supporting rod is coated outside the small valve core to play a role in supporting, and the air leakage caused by the extrusion of the large valve core after the small valve core is stressed is prevented.
Furthermore, the auxiliary member comprises a second spring, a convex block and a housing, wherein the convex block and the housing are fixedly arranged on the supporting rod, one end of the second spring is connected with the convex block, the other end of the second spring is abutted to the outer shell of the cylinder body, and the spring and the convex block are both located in the housing. Set up the supporting role that the auxiliary member can strengthen the bracing piece, because the one end of spring offsets with the shell of cylinder body, can borrow the power rethread boss from the outside and prop up the bracing piece, prevent that the gravity of little case and bracing piece self from influencing the sealing performance of case of taking out gas.
As a modification of the invention, the cylinder body can adopt a single cylinder or double cylinders. The double cylinders can further improve the air exhaust efficiency.
Drawings
FIG. 1 is a schematic view of a vacuum pumping bottle cap and a bottle body according to the present invention after being connected;
FIG. 2 is a schematic view of the overall structure of a vacuum pumping bottle cap according to the present invention;
FIG. 3 is a cross-sectional view of FIG. 1;
FIG. 4 is a first schematic view of the structure of FIG. 2 with the cover removed;
FIG. 5 is a second schematic view of the structure of FIG. 2 with the cover removed;
FIG. 6 is a top view of FIG. 2;
FIG. 7 is a sectional view of the structure taken along the line A-A in FIG. 6;
FIG. 8 is a first schematic view of the internal structure of embodiment 3 of the present invention;
FIG. 9 is a second schematic view showing the internal structure of embodiment 3 of the present invention;
FIG. 10 is a schematic view of the cylinder and vacuum extraction valve assembly of FIG. 8 with the cylinder and vacuum extraction valve assembly removed;
FIG. 11 is a schematic structural view of example 5 of the present invention;
FIG. 12 is a schematic view of the structure of FIG. 11 with the cover removed;
FIG. 13 is a schematic view of a connection structure between the air suction valve core and the pressing member according to the present invention;
FIG. 14 is a front view of FIG. 13;
FIG. 15 is a cross-sectional view taken along line B-B of FIG. 14;
FIG. 16 is a sectional view of the vacuum state of the air extraction valve core of the present invention;
FIG. 17 is a side view of FIG. 13;
fig. 18 is a top view of fig. 13.
In the attached drawings, 1.1, a first cover body; 1.2, a second cover body; 1.2.1, a through hole; 1.2.2, a slide rail; 1.2.3, fixing grooves; 2. An air extraction valve core; 2.1, a one-way valve; 2.2, a big valve core; 2.2.1, sealing rings; 2.3, a small valve core; 2.3.1, an inner concave surface; 3. A pressing member; 3.1, supporting rods; 3.2, convex edge; 3.3, a second spring; 3.4, bumps; 3.5, a housing; 3.6, an air release button; 4. an air extraction tool; 4.1, a cylinder body; 4.1.1, an annular groove; 4.1.2, fixing a ring; 4.2, a piston; 5. a push-pull assembly; 5.1, a piston rod; 5.2, gears; 5.3, a rotating shaft; 5.4, connecting rods; 5.5, connecting holes; 5.6, a cam; 5.7, pushing a plate; 5.8, a sliding plate; 5.9, a first spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1:
as shown in fig. 1 to 3, a vacuum pumping bottle cap is shown, which includes a first cap body 1.1, a second cap body 1.2, and a receiving space formed by the first cap body 1.1 and the second cap body 1.2, wherein the receiving space is provided with a vacuum pumping valve assembly and a pumping tool 4, the vacuum pumping valve assembly is communicated with a space to be pumped.
Specifically, the first cover 1.1 and the second cover 1.2 are detachably connected, and in this embodiment, as shown in fig. 3, the first cover 1.1 and the second cover 1.2 are distributed with each other. Still be equipped with on second lid 1.2 with bottle matched with fixed slot 1.2.3, during the use, as long as will wait to bleed the bottleneck of bottle jar and this fixed slot 1.2.3 link to each other can, take out gas from the vacuum bleed valve subassembly through the doing work of instrument 4 of bleeding to guarantee vacuum seal state through the effect of vacuum bleed valve subassembly itself, it is very convenient to use.
As shown in fig. 4 to 7, the air-extracting tool 44 includes a cylinder 4.1 connected to the vacuum air-extracting valve assembly, a piston 4.2 disposed in the cylinder 4.1 for reciprocating movement, and a push-pull assembly 5 for driving the piston 4.2 to move, wherein the cylinder 4.1 is fixed on the second cover 1.2, and the push-pull assembly 5 is engaged with the first cover 1.1.
The air extracting tool 4 is a main functional part of the vacuum air extracting bottle cap, and the bottle can be extracted into a vacuum state through the air extracting tool 4. The cylinder body 4.1 is communicated with the vacuum air extraction valve assembly, namely the cylinder body 4.1 is communicated with a bottle to be extracted, the piston 4.2 is arranged in the cylinder body 4.1, the piston 4.2 is connected with the inner wall of the cylinder body 4.1 through a sealing ring in a sealing way, the push-pull assembly 5 is connected with the piston 4.2 and drives the piston 4.2 to reciprocate in the cylinder body 4.1, so that the air extraction operation is realized.
Specifically, the push-pull assembly 5 includes a piston rod 5.1 fixedly connected to the piston 4.2, a gear 5.2 driving the piston rod 5.1 to move, and a rotating shaft 5.3 disposed at the center of the gear 5.2, wherein the gear 5.2 is in gear engagement with the inner side wall of the first cover 1.1. One side of the bottom of the gear 5.2 is provided with a connecting rod 5.4, the connecting rod 5.4 is not arranged at the center of the bottom of the gear 5.2, one end of the piston rod 5.1, which is far away from the piston 4.2, is provided with a connecting hole 5.5, and the connecting hole 5.5 is sleeved on the connecting rod 5.4.
When the air suction device is used, only the first cover body 1.1 needs to be rotated, because the inner side wall of the first cover body 1.1 is provided with the annular teeth, the annular teeth are in tooth joint with the gear 5.2, when the first cover body 1.1 is rotated, the gear 5.2 can be driven to rotate around the central rotating shaft 5.3, and because one end of the piston rod 5.1 is provided with the connecting hole 5.5, the connecting hole 5.5 is sleeved on the connecting rod 5.4 at one side of the bottom of the gear 5.2, and the gear 5.2 can drive the piston rod 5.1 to move left and right when rotating, the push-pull of the piston 4.2 is realized, and the air.
The vacuum air extraction valve component comprises an air extraction valve core 2 and a pressing piece 3 arranged outside the air extraction valve core 2, one end of the air extraction valve core 2 is provided with a one-way valve 2.1, the bottom of the air extraction valve core 2 is fixed at the bottom of a second cover body 1.2 through a cylinder body 4.1, the bottom of the second cover body 1.2 is provided with a through hole 1.2.1 communicated with a space to be extracted, and the air extraction valve core 2 is controlled to be opened and closed through pressing the pressing piece 3.
The non-return valve 2.1 is a wedge-shaped structure made of an elastic material. In a natural state, the one-way valve 2.1 of the air extraction valve core 2 is closed, when air is extracted, the one-way valve 2.1 is opened, air is extracted from the one-way valve 2.1, and the one-way valve 2.1 is closed again, so that a vacuum state is ensured.
As shown in fig. 13 to 18, the air extracting valve core 2 includes a large valve core 2.2 and a small valve core 2.3 which are integrally formed, the large valve core 2.2 and the small valve core 2.3 are coaxially disposed and communicated, one end of the small valve core 2.3, which is far away from the large valve core 2.2, is sealed and extends out of a first cover 1.1, a one-way valve 2.1 is disposed on one side of the large valve core 2.2 and is communicated with the large valve core 2.2, a cylinder 4.1 is communicated with the air extracting valve core 2 through the one-way valve 2.1, and the one-way valve 2.1 can be opened to release air by pressing a pressing piece.
The small valve core 2.3 is arranged above the large valve core 2.2, the bottom of the large valve core 2.2 is provided with a sealing ring 2.2.1, the sealing ring 2.2.1 is covered on a through hole 1.2.1 at the bottom of the second cover body 1.2, the bottom of the cylinder body 4.1 is provided with an annular groove 4.1.1 for accommodating the sealing ring 2.2.1, and the sealing ring 2.2.1 is fixed in the annular groove 4.1.1, so that the second cover body 1.2 and the cylinder body 4.1 are arranged in a sealing way, and gas enters the interior of the gas pumping valve core 2 through the through hole 1.2.1 at the bottom of the second cover body 1.2 after being pumped out from the bottle to be pumped out and is pumped out again. In order to enhance the sealing performance between the large valve core 2.2 and the second cover body 1.2, a fixing ring 4.1.2 extends downwards from the upper edge of the annular groove 4.1.1, the fixing ring 4.1.2 abuts against the sealing ring 2.2.1, and the sealing ring 2.2.1 is pressed downwards, so that the sealing ring 2.2.1 of the large valve core 2.2 is connected with the second cover body 1.2 more tightly, and the sealing performance is ensured.
The pressing piece 3 plays a role in supporting the air pumping valve core 2, ensures that the air pumping valve core 2 can normally pump air, prevents the phenomenon of gas leakage in the air pumping process, and ensures that the air pumping valve core 2 is in a sealing state when in a vacuum state, thereby ensuring the sealing effect.
As shown in fig. 15, the pressing member 3 includes a support rod 3.1 sleeved outside the small valve element 2.3, an auxiliary member disposed on the support rod 3.1, and an air release button 3.6 disposed at the sealing end of the small valve element 2.3, the air release button 3.6 is fixedly connected to the end of the support rod 3.1, a convex edge 3.2 is disposed at one end of the support rod 3.1 close to the large valve element 2.2, and the convex edge 3.2 is fixed on a boss formed by the large valve element 2.2 and the small valve element 2.3. Because the air pumping valve core 2 is made of silica gel materials, the texture is soft, and the air pumping valve core is easy to deform and cause air leakage under the air pumping or vacuum state, so that the supporting rod 3.1 is coated outside the small valve core 2.3 to play a supporting role, and the air leakage caused by the extrusion of the small valve core 2.3 to the large valve core 2.2 after the small valve core 2.3 is stressed is prevented. When vacuum is not needed, the deflation button 3.6 is pressed, force is transmitted through the support rod 3.1, the big valve core 2.2 is pressed down, the one-way valve 2.1 is opened, and deflation is realized.
The auxiliary member includes second spring 3.3, fixed lug 3.4 and the housing 3.5 that sets up on bracing piece 3.1, the one end of spring links to each other with lug 3.4, the other end of spring offsets with the shell of cylinder body 4.1, it can strengthen the supporting role of bracing piece 3.1 to set up the auxiliary member, because the one end of second spring 3.3 offsets with the casing of cylinder body 4.1, can support bracing piece 3.1 through lug 3.4 again from outside gravity, prevent that the gravity of little case 2.3 and bracing piece 3.1 self from influencing the sealing performance of air suction case 2. The second spring 3.3 and the lug 3.4 are both located in the housing 3.5, and the housing 3.5 plays a role in protection, and is dustproof and deformation-proof.
In addition, in the invention, the end surface thickness of the sealing end of the small valve element 2.3 is smaller than the side wall thickness of the small valve element 2.3, the silica gel material of the sealing end of the small valve element 2.3 is made thinner, and under the vacuum state, because the external air pressure is larger than the internal air pressure, an inner concave surface 2.3.1 is formed at the sealing end of the small valve element 2.3, as shown in fig. 16, so as to play an indicating role, and inform a user that the vacuum is in the bottle at the moment, otherwise, the vacuum pumping is not performed in the bottle.
Compared with the prior art, the vacuum pumping mode has a simple structure, prolongs the moving stroke of the push-pull piston 4.2, and improves the air pumping efficiency under the condition of the same work, so that the air pumping is simple.
When the vacuum pumping bottle cap is used, firstly, the bottle cap is connected with a bottle to be pumped, then the first cap body 1.1 is rotated to do work, so that gas is pumped out from the one-way valve 2.1 and is sealed through the one-way valve 2.1. When air is deflated, the air release button 3.6 is only needed to be pressed lightly.
Example 2:
the basic structure is the same as in example 1, except that: the cylinder body 4.1 can adopt double cylinders, certainly, after adopting the double cylinders, the efficiency of evacuation can be further improved, and it is simpler to bleed moreover.
The specific structural changes are as follows: as shown in fig. 4, after the use of the parallel bars, the same as the single cylinder, a vacuum suction valve assembly is also provided, except that a piston 4.2 and a piston rod 5.1 which are arranged corresponding to the double cylinders in the suction tool 4 need to be increased. That is to say, two pistons 4.2 and two piston rods 5.1 are needed corresponding to the two cylinders 4.1, the two cylinders 4.1 are communicated with each other, meanwhile, the cylinder 4.1 is communicated with the space to be pumped through the air pumping valve core 2, the pistons 4.2 capable of reciprocating motion are respectively arranged in the two cylinders 4.1, each piston 4.2 is respectively connected and fixed with the piston rod 5.1, and the two piston rods 5.1 are arranged in parallel. Because the number of the gears 5.2 for driving the piston rod 5.1 to move is one, the shape of the piston rod 5.1 is bent, so that the piston rod 5.1 is conveniently connected with the connecting rod 5.4 at one side of the bottom of the gear 5.2, but the push-pull stroke of the piston 4.2 is linear. Here two cylinders 4.1 are used to increase the extraction efficiency so that the extraction is faster and more efficient.
Example 3:
the basic structure is the same as example 2, except that: as shown in fig. 8 to 10, a cam 5.6 is disposed on the rotating shaft 5.3 at the bottom of the gear 5.2, a push plate 5.7 is disposed at one end of the piston rod 5.1 away from the piston 4.2, a length direction of the push plate 5.7 is perpendicular to a length direction of the piston rod 5.1, a sliding plate 5.8 is disposed at the bottom of the push plate 5.7, and a length direction of the sliding plate 5.8 is parallel to the length direction of the piston rod 5.1, that is, the length direction of the sliding plate 5.8 is perpendicular to the length direction of the push plate 5.7. The second cover body 1.2 is provided with a slide rail 1.2.2 matched with the slide plate 5.8, the slide plate 5.8 is provided with a first spring 5.9, and the other end of the first spring 5.9 is propped against the outer shell of the cylinder body 4.1.
When the piston type cylinder is used, the first cover body 1.1 is rotated, because the inner side wall of the first cover body 1.1 is provided with annular teeth, the annular teeth are in tooth contact with the gear 5.2, when the first cover body 1.1 is rotated, the gear 5.2 can be driven to rotate around the central rotating shaft 5.3, because the cam 5.6 is arranged on the rotating shaft 5.3 at the bottom of the gear 5.2, the cam 5.6 is driven to rotate, when the cam 5.6 is abutted against the push plate 5.7, the piston rod 5.1 is pushed to move the piston 4.2 into the cylinder body 4.1, at the moment, the first spring 5.9 is compressed to form a reaction force, when the cam 5.6 moves to be separated from the push plate 5.7, the action force for pushing the piston rod 5.1 disappears, under the action force of the first spring 5.9, the sliding plate 5.8 is pushed to rebound, and the piston 4.2 is further pushed. In this embodiment, push plate 5.7 is pushed through cam 5.6 to realize pushing and pressing piston 4.2, and the effort through first spring 5.9 realizes reseing piston 4.2 to this realization air extraction operation, it is very convenient.
Example 4:
the basic structure is the same as example 3, except that: the cylinder body 4.1 can adopt double cylinders, certainly, after adopting the double cylinders, the efficiency of evacuation can be further improved, and it is simpler to bleed moreover.
The specific structural changes are as follows: as shown in fig. 8, after the use of the parallel bars, the same as the single cylinder, a vacuum suction valve assembly is also provided, except that a piston 4.2 and a piston rod 5.1 which are arranged corresponding to the double cylinders in the suction tool 4 need to be increased. That is to say, two pistons 4.2 and two piston rods 5.1 are needed corresponding to the two cylinders 4.1, the two cylinders 4.1 are communicated with each other, meanwhile, the cylinder 4.1 is communicated with the space to be pumped through the air pumping valve core 2, the pistons 4.2 capable of reciprocating motion are respectively arranged in the two cylinders 4.1, each piston 4.2 is respectively connected and fixed with the piston rod 5.1, and the two piston rods 5.1 are arranged in parallel. In this embodiment, the piston rod 5.1 is a straight rod, the two piston rods 5.1 are connected to a push plate 5.7, the length directions of the push plate 5.7 are respectively perpendicular to the length directions of the two piston rods 5.1, the sliding plate 5.8 is arranged between the two piston rods 5.1, and the length direction of the sliding plate 5.8 is perpendicular to the length direction of the push plate 5.7. The cam 5.6 can realize the linear push-pull of the piston 4.2 in the two cylinder bodies 4.1 only by pushing the push plate 5.7, so as to realize the air extraction and have high air extraction efficiency.
Example 5:
the basic structure is the same as example 2, except that: as shown in fig. 11 and 12, the gear 5.2 is replaced by a circular disk, a connecting rod 5.4 is further arranged on one side of the bottom of the circular disk, a connecting hole 5.5 arranged at one end of each of two bent piston rods 5.1 is jointly sleeved on the connecting rod 5.4, a rotating shaft 5.3 is arranged in the center of the top of the circular disk, and a rotating handle is arranged outside the rotating shaft 5.3. When the air suction device is used, the rotating handle is rotated to drive the disc to rotate by taking the rotating shaft 5.3 as an axis, so that the piston rod 5.1 is driven to move, the piston 4.2 is pushed and pulled, and air suction operation is realized.
It should be noted that all the directional indicators (such as upper, lower, left, right, front, rear, inner and outer … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the figure), and if the specific posture is changed, the directional indicator is changed accordingly.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention.
Claims (10)
1. The utility model provides a vacuum air extraction bottle lid which characterized in that: the vacuum air-suction device comprises a first cover body (1.1), a second cover body (1.2) and an accommodating space formed by the first cover body (1.1) and the second cover body (1.2) which are distributed vertically and connected in a sliding mode, wherein a vacuum air-suction valve assembly and an air-suction tool (4) communicated with a space to be sucked are arranged in the accommodating space, the air-suction tool (4) comprises a cylinder body (4.1) communicated with the vacuum air-suction valve assembly, a piston (4.2) arranged in the cylinder body (4.1) and capable of moving in a reciprocating mode and a push-pull assembly (5) driving the piston (4.2) to move, and the push-pull assembly (5) is in tooth joint with the first cover body (1.1).
2. Vacuum pumping bottle cap according to claim 1, characterized in that the push-pull assembly (5) comprises a piston rod (5.1) fixedly connected with the piston (4.2), a gear (5.2) driving the piston rod (5.1) to move and a rotating shaft (5.3) arranged in the center of the gear (5.2), wherein the gear (5.2) is in gear connection with the inner side wall of the first cover body (1.1).
3. The vacuum pumping bottle cap according to claim 2, characterized in that a connecting rod (5.4) is arranged on one side of the bottom of the gear (5.2), a connecting hole (5.5) is arranged at one end of the piston rod (5.1) far away from the piston (4.2), the connecting hole (5.5) is sleeved on the connecting rod (5.4), and the gear (5.2) rotates to drive the piston rod (5.1) to move so as to realize the push-and-pull of the piston (4.2).
4. The vacuum pumping bottle cap according to claim 2, characterized in that a cam (5.6) is arranged on a rotating shaft (5.3) at the bottom of the gear (5.2), a push plate (5.7) is arranged at one end of the piston rod (5.1) far away from the piston (4.2), a sliding plate (5.8) is arranged at the bottom of the push plate (5.7), a sliding rail (1.2.2) matched with the sliding plate (5.8) is arranged on the second cap body (1.2), a first spring (5.9) is arranged on the sliding plate (5.8), the first spring (5.9) is abutted against the cylinder body (4.1), the push plate (5.7) is pushed by the cam (5.6) to push the piston (4.2), and the piston (4.2) is reset by the acting force of the first spring (5.9).
5. The vacuum pumping bottle cap according to claim 3 or 4, wherein the vacuum pumping valve assembly comprises a pumping valve core (2) and a pressing piece (3) arranged outside the pumping valve core (2), one end of the pumping valve core (2) is provided with a one-way valve (2.1), the bottom of the pumping valve core (2) is fixed at the bottom of a second cover body (1.2) through a cylinder body (4.1), the bottom of the second cover body (1.2) is provided with a through hole (1.2.1) communicated with the space to be pumped and the pumping valve core (2), and the opening and closing of the one-way valve (2.1) are controlled by pressing the pressing piece (3).
6. The vacuum pumping bottle cap according to claim 5, wherein the pumping valve core (2) comprises a large valve core (2.2) and a small valve core (2.3) which are communicated with each other, one end of the small valve core (2.3) far away from the large valve core (2.2) is sealed and extends out of the first cover body (1.1), and the one-way valve (2.1) is arranged on one side of the large valve core (2.2) and is communicated with the large valve core (2.2).
7. The vacuum pumping bottle cap according to claim 6, wherein the small valve core (2.3) is arranged above the large valve core (2.2), the bottom of the large valve core (2.2) is provided with a sealing ring (2.2.1), the sealing ring (2.2.1) is covered on the through hole (1.2.1) at the bottom of the second cover body (1.2), the bottom of the cylinder body (4.1) is provided with an annular groove (4.1.1) for accommodating the sealing ring (2.2.1), and the sealing ring (2.2.1) is fixed in the annular groove (4.1.1).
8. The vacuum pumping bottle cap according to claim 7, wherein the pressing member (3) comprises a support rod (3.1) sleeved outside the small valve core (2.3), an auxiliary member arranged on the support rod (3.1), and a degassing button (3.6) arranged at the sealing end of the small valve core (2.3), the degassing button (3.6) is fixedly connected with the end of the support rod (3.1), a convex edge (3.2) is arranged at one end of the support rod (3.1) close to the large valve core (2.2), and the convex edge (3.2) is fixed on a boss formed by the large valve core (2.2) and the small valve core (2.3).
9. Vacuum pumping bottle cap according to claim 8, characterized in that the auxiliary member comprises a second spring (3.3), a projection (3.4) fixedly arranged on the support rod (3.1) and a cover (3.5), one end of the second spring (3.3) is connected with the projection (3.4), the other end of the second spring (3.3) is abutted against the outer shell of the cylinder (4.1), and the spring and the projection (3.4) are both located in the cover (3.5).
10. Vacuum pumping bottle cap according to claim 1, characterized in that the cylinder (4.1) is single or double cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011007527.9A CN112093266A (en) | 2020-09-23 | 2020-09-23 | Vacuum air-extracting bottle cap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011007527.9A CN112093266A (en) | 2020-09-23 | 2020-09-23 | Vacuum air-extracting bottle cap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112093266A true CN112093266A (en) | 2020-12-18 |
Family
ID=73755046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011007527.9A Pending CN112093266A (en) | 2020-09-23 | 2020-09-23 | Vacuum air-extracting bottle cap |
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| Country | Link |
|---|---|
| CN (1) | CN112093266A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114194462A (en) * | 2021-12-22 | 2022-03-18 | 陈伟坤 | Vacuum packaging machine with gland capable of being locked quickly |
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| CN212268291U (en) * | 2020-09-23 | 2021-01-01 | 宁波厨聚厨房科技有限公司 | Air-extracting bottle cap |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| TWM571361U (en) * | 2018-12-11 | Vacuumed cover structure | ||
| DE9420784U1 (en) * | 1994-12-27 | 1995-02-16 | Tsoi Hok Kee | Device for removing air and moisture from a container |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114194462A (en) * | 2021-12-22 | 2022-03-18 | 陈伟坤 | Vacuum packaging machine with gland capable of being locked quickly |
| CN114194462B (en) * | 2021-12-22 | 2023-09-26 | 佛山市南海富达电业有限公司 | Vacuum packaging machine with gland capable of being locked rapidly |
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