CN206218460U - Hydrocone type Dewar bottle - Google Patents
Hydrocone type Dewar bottle Download PDFInfo
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- CN206218460U CN206218460U CN201621239929.0U CN201621239929U CN206218460U CN 206218460 U CN206218460 U CN 206218460U CN 201621239929 U CN201621239929 U CN 201621239929U CN 206218460 U CN206218460 U CN 206218460U
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- valve
- check valve
- suction pipe
- connecting tube
- bottle
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Abstract
The utility model discloses a kind of hydrocone type Dewar bottle, including bottle, bottle lower inside is provided with piston, bottleneck connector is fixedly arranged above inside bottle, bottleneck is on bottleneck connector, the connecting tube of insertion above-below direction, the madial wall of connecting tube lower end and the lateral wall tight fit of O-ring seal are provided with the middle part of the bottleneck connector；The outside lower end of connecting tube is socketed with fixed seat, and fixed seat is provided with fixed block hole, and the check valve that side opens only up is fixed with through hole；Bottleneck connector upper end is connected with the Qu Ye mechanisms with suction pipe, the lateral wall of suction pipe lower end and the madial wall tight fit of O-ring seal, and check valve is close in the lower end of suction pipe.The beneficial effects of the utility model are：Traditional detachable Qu Ye mechanisms with suction pipe can be supported the use on Dewar bottle, liquid will not be also speckled with outside suction pipe.
Description
Technical field
The utility model belongs to packaging material field, specifically a kind of hydrocone type Dewar bottle for drawing liquid in bottle.
Background technology
There is a kind of Dewar bottle in toiletry bag package material, typically add one with container inner section by a straight drum ladle
The piston composition of adaptation, piston is provided with open stomata, and container upper end is with bottleneck connector sealing, bottleneck connector and pressing
Formula pump head is connected.Pressing pump head, in container air pressure reduction, external atmosphere pressure by stomata promotion piston stroking upward, by liquid from
Extrusion pump head in container.Filling internal liquid was carried out before piston is in container lower end, bottleneck connector not yet sealing.
Its design principle is the convergent force using metal spring in pump head, does not allow air to enter in bottle, causes vacuum state, and is utilized
Atmospheric pressure promotes the piston-advance of bottom of bottle.Chinese patent literature CN104055310A, disclosed on the 24th in September in 2014
" a kind of cubic acryl Dewar bottle ", including square external bottle, the beam in the top of the external bottle is combined with, in the middle beam
Deck is provided with, bottle cap is provided with the deck；Inner bottle is provided with the external bottle, the inner bottle is passed through and set
Circular port at the middle beam center is closely connected with a compression pump, and button is provided with the compression pump.Dewar bottle sets
Meter original intention, is, in order to avoid air enters in bottle, to prevent bacterium eutrophic cosmetics liquid in bottle from growing.And it is existing true
Empty bottle, due to using pump head, pumping can all have liquid residue in pumping hole every time after finishing, and pumping hole is an exposure to extraneous sky
In gas, these residual liquids cannot be still avoided to be contaminated by bacterial.Can be taken off the suction pipe for using, such as Chinese patent literature
CN203345387U, in " bottle cap of dropper " disclosed in 18 days December in 2013, will not produce liquid residue, but pass after use
The suction pipe of system has suitable length, needs to extend into the inside of bottle when using, and destroys the vaccum of bottle.And, tradition
Suction pipe draw liquid when, liquid is also speckled with the lateral wall of pipe shaft, easily form new pollution channel.
The content of the invention
The utility model technical issues that need to address are that existing Dewar bottle cannot directly use the suction that can be taken off using
Pipe, so as to provide a kind of hydrocone type Dewar bottle, can support the use traditional detachable Qu Ye mechanisms with suction pipe, outside suction pipe
Liquid will not also be speckled with.
To achieve these goals, the utility model is adopted the following technical scheme that：A kind of hydrocone type Dewar bottle, including bottle
Body, bottle lower inside is provided with piston, and bottleneck connector is fixedly arranged above inside bottle, and bottleneck is located on bottleneck connector,
The connecting tube of insertion above-below direction is provided with the middle part of the bottleneck connector, the madial wall of connecting tube lower end is outer with O-ring seal
Side wall tight fit；The outside lower end of connecting tube is socketed with fixed seat, and fixed seat is provided with fixed block hole, be fixed with through hole only to
The check valve that top is opened；Bottleneck connector upper end is connected with the Qu Ye mechanisms with suction pipe, lateral wall and the sealing of suction pipe lower end
The madial wall tight fit of cushion rubber, check valve is close in the lower end of suction pipe.
The technical program has redesigned bottleneck connector first.Bottleneck connector in this programme, middle part is provided with insertion
The connecting tube of above-below direction, inner side tight fit below connecting tube fills in O-ring seal；The lower end of connecting tube is provided with fixation
Seat, fixed seat sets fixed block hole, and the hole is the unique passage that liquid leaves bottle intracavity.Fixed block hole is provided with and is only capable of
The check valve for opening up, is controlled for the flowing to liquid.Qu Ye mechanisms with suction pipe are separable to be connected to bottleneck
Connector top, in the circle of the insertion O-ring seal of suction pipe lower end tight fit.When user needs to take liquid, by Qu Ye mechanisms
The negative pressure of suction pipe lower end is formed, due to being all tight fit between suction pipe and O-ring seal, between O-ring seal and connecting tube, because
This negative pressure is just transferred in bottle by check valve, and external atmosphere pressure promotes piston stroking upward, piston through the stomata of bottle body bottom
On the liquid being about to be taken up in a certain amount of bottle squeeze through check valve, be directly entered inside suction pipe in closed passage, and
Will not be infected with the outside of suction pipe, the Qu Ye mechanisms that now can remove suction has liquid use.Using finish suction pipe is turned back to it is close
Preparing for the next use between sealing rubber ring.Within the period that Qu Ye mechanisms are left, closed check valve connecting tube keeps bottle close
Envelope.The lower end of suction pipe extends to the upper surface of check valve, then the liquid extruded by check valve can be just fully entered inside suction pipe,
O-ring seal will not be deposited in and check valve is surrounded in the space to be formed, will not be also infected with the outside of suction pipe.
Preferably, the outer contour shape of the O-ring seal is up-small and down-big circular shape platform, the roundlet ladder
Lateral wall and bottleneck connector connecting tube madial wall tight fit, the step surface of great circle ladder and the connecting tube of bottleneck connector
Lower surface be close to.The outer contour shape of O-ring seal is designed to up-small and down-big circular shape platform, makes O-ring seal not
But lateral tight fit can be relied on to realize sealing, moreover it is possible to realized by being close between the face and face of lower section further close
Envelope.
Preferably, being provided with up big and down small spigot surface at the upper end open of the O-ring seal.Spigot surface can be oblique
Face or arc surface, it is therefore an objective to make the O-ring seal of suction pipe lower end insertion tight fit more smoothly, improve service efficiency.
Preferably, the check valve is elastic material, including outside the valve of annular and positioned at the valve element of circle centre position, valve
Connected with valve block connection handle between outside and valve element；Valve outside is relatively fixed with fixed seat, and the shape and size adaptation of valve element is solid
Reservation through hole, and valve element may move in the vertical direction.In this programme, check valve has selected the elastomeric material of lightweight, for example
LDPE, makes it have suitable elasticity.When liquid is extruded from fixed block hole in bottle, to being covered in fixed block hole
Valve element on aperture position produces thrust, because valve outside is fixed, therefore the elongation of valve block connection handle stress, valve element and fixed seat
Gap is formed between the opening of through hole, liquid is just extruded from this gap.
Preferably, the valve block connection handle is along circumferential 3 or 4 for being uniformly arranged in valve outside, S-shaped is shaped as.Uniformly
3 or 4 valve block connection handles are set, valve element opening direction can be made evenly；Cross and be at most unfavorable for part processing, and can be to liquid
Flowing causes to hinder.Valve block connection handle is shaped as S-shaped, is in order to suitably increase the length of valve block connection handle, further to improve
The effect that its deformation is elongated.
Preferably, the lateral wall of the lower section of the connecting tube is provided with ring-type convex tendon, the fixed seat is cross sectional shape
It is the rotary body of U-shaped, the madial wall of fixed seat is provided with annular recess, what both were adapted to snaps together, the inner side of fixed seat
It is close to the lower surface of O-ring seal in bottom；The inside bottom of fixed seat is additionally provided with recessed check valve mounting groove, fixed block hole
I.e. be located at check valve mounting groove in, check valve adaptation in check valve mounting groove, the upper surface outside the valve of check valve is tight
Paste the lower surface of O-ring seal.By fixed seat be designed as cross sectional shape be U-shaped rotary body, and by annular set convex tendon and
Fixed seat is fastened on groove the lower end of connecting tube, is helped to maintain fixed seat and is close under O-ring seal lower surface, O-ring seal
End face is close to the lower surface of connecting tube, realizes better seal.Recessed check valve mounting groove is designed on the bottom surface of fixed seat,
The valve outside of check valve can be made to be fixed well, and valve element can be very good to move up and down, opened according to pressure change or
The fixed block hole of person's closing.
In sum, the beneficial effects of the utility model are：Can be supported the use on Dewar bottle traditional with suction pipe
Detachable Qu Ye mechanisms, will not also speckle with liquid outside suction pipe.
Brief description of the drawings
Fig. 1 is axial sectional view of the present utility model,
Fig. 2 is the component assembly relation schematic diagram of suction pipe, bottleneck connector, O-ring seal, check valve, fixed seat,
Fig. 3 is the axial sectional view of Fig. 2,
Fig. 4 is the structural representation of check valve.
Wherein：1 bottle, 2 pistons, 3 bottleneck connectors, 4 O-ring seals, 5 fixed seats, 6 check valves, 7 suction pipes, 31 connections
Pipe, 51 fix block hole, 52 annular recess, 53 check valve mounting grooves, 61 valves outside, 62 valve elements, 63 valve block connection handles, 311 rings
Shape convex tendon.
Specific embodiment
The utility model is further described with specific embodiment below in conjunction with the accompanying drawings.
Embodiment as shown in Figure 1, is a kind of hydrocone type Dewar bottle.The hydrocone type Dewar bottle is provided with bottle 1, inside bottle
Lower section be provided with piston 2, bottle body bottom is provided with stomata, and bottleneck connector 3 is fixedly arranged above inside bottle.Bottleneck in this example
Connector, centre is provided with the upper and lower connecting tube 31 of insertion, and top is provided with bottleneck, and bottleneck outside is provided with screw thread, by screw thread with take
The adaptation connection of liquid mechanism.
As shown in Figure 2 and Figure 3, an O-ring seal 4 is plugged with the lower ending opening of connecting tube.The outline of O-ring seal is
Two layers of circular shape platform, one end of thinner diameter and the inwall tight fit of connecting tube, step surface are tight with the lower surface of connecting tube
Patch.Qu Ye mechanisms are provided with suction pipe 7, are up big and down small circular arc spigot surface, convenient pipette lower end at the upper end open of O-ring seal
Insertion, the madial wall tight fit of the lateral wall of suction pipe and O-ring seal during insertion.Connecting tube lateral wall is provided with ring-type convex tendon
311, fixed seat 5 is that cross sectional shape is the rotary body of U-shaped, and the madial wall of fixed seat is provided with annular recess 52, annular recess with
What ring-type convex tendon was adapted to snaps together.The inside bottom of fixed seat is close to the lower surface of O-ring seal；The inner side bottom of fixed seat
Portion is additionally provided with recessed check valve mounting groove 53, and fixed block hole 51 is located in check valve mounting groove, and what check valve 6 was adapted to is located at
In check valve mounting groove.
As shown in figure 4, the check valve of this example is on the whole disc, including exterior annular valve outside 61 and middle valve
Core 62,3 valve block connection handles 63 are evenly arranged with as connection, valve block connection handle between valve outside and valve element along valve outside is circumferential
It is S-shaped.Check valve is arranged in check valve mounting groove, and the lower surface of O-ring seal is close in the upper surface outside valve, and lower surface is tight
The bottom land of check valve mounting groove is pasted, is formed and fixed；The lower end evagination of valve element, is placed exactly in the upper end open in fixed block hole
Place, when valve element stress, can move up and down, and open or close the upper end open of fixed block hole.The check valve of this example is
LDPE materials.
The Qu Ye mechanisms of this example, the piston cavity for also being connected with suction pipe including piston and lower end, the liquid drawn by suction pipe,
Can be temporarily stored in piston cavity.When Qu Ye mechanisms are connected to bottleneck connector, the lower end of suction pipe extends to check valve
Upper surface.
A kind of hydrocone type Dewar bottle of this example, when in use, by twitching piston, negative pressure is formed to suction pipe lower end, due to
All it is tight fit between suction pipe and O-ring seal, between O-ring seal and connecting tube, therefore negative pressure is just by check valve transmission
To bottle, external atmosphere pressure promotes piston stroking upward through the stomata of bottle body bottom, is about on piston in a certain amount of bottle
The liquid for taking up squeezes through check valve along connecting tube, is directly entered inside suction pipe in closed passage, without being infected with suction pipe
Outside, now can remove inhale have liquid Qu Ye mechanisms use.Suction pipe is turned back between O-ring seal using finishing in case
Use next time.Within the period that Qu Ye mechanisms are left, closed check valve connecting tube keeps sealing bottle.Prolong the lower end of suction pipe
The upper surface of check valve is reached, then the liquid extruded by check valve can be just fully entered inside suction pipe, will not be deposited in sealing
Cushion rubber and check valve are surrounded in the space to be formed, and will not be also infected with the outside of suction pipe.Using this hydrocone type Dewar bottle, not only may be used
To utilize the aseptic design of Dewar bottle well, moreover it is possible to using hydrocone type Qu Ye mechanisms, realize efficiently taking liquid, and suction pipe is outer
Portion will not also be infected with liquid, with more preferable fungi-proofing effect.
Claims (6)
1. a kind of hydrocone type Dewar bottle, including bottle（1）, bottle lower inside is provided with piston（2）, the top inside bottle is fixed
There is bottleneck connector（3）, bottleneck on the bottleneck connector, it is characterized in that, be provided with insertion in the middle part of the bottleneck connector
The connecting tube in lower direction（31）, the madial wall and O-ring seal of connecting tube lower end（4）Lateral wall tight fit；The outside of connecting tube
Lower end is socketed with fixed seat（5）, fixed seat is provided with fixed block hole（51）, the check valve that side opens only up is fixed with through hole
（6）；Bottleneck connector upper end is connected with band suction pipe（7）Qu Ye mechanisms, the lateral wall of suction pipe lower end and the inner side of O-ring seal
It is close to check valve in wall tight fit, the lower end of suction pipe.
2. a kind of hydrocone type Dewar bottle according to claim 1, it is characterized in that, the outer contour shape of the O-ring seal is
Up-small and down-big circular shape platform, the lateral wall of the roundlet ladder and the connecting tube madial wall tight fit of bottleneck connector, greatly
The step surface of circle ladder is close to the lower surface of the connecting tube of bottleneck connector.
3. a kind of hydrocone type Dewar bottle according to claim 1 and 2, it is characterized in that, the upper end open of the O-ring seal
Place is provided with up big and down small spigot surface.
4. a kind of hydrocone type Dewar bottle according to claim 1 and 2, it is characterized in that, the check valve is elastic material, bag
Include the valve outside of annular（61）With the valve element positioned at circle centre position（62）, with valve block connection handle between valve outside and valve element（63）Even
Connect；Valve outside is relatively fixed with fixed seat, the fixed block hole of shape and size adaptation of valve element, and valve element in the vertical direction may be used
It is mobile.
5. a kind of hydrocone type Dewar bottle according to claim 4, it is characterized in that, the valve block connection handle is along valve outside week
To 3 or 4 be uniformly arranged, S-shaped is shaped as.
6. a kind of hydrocone type Dewar bottle according to claim 4, it is characterized in that, on the lateral wall of the lower section of the connecting tube
It is provided with ring-type convex tendon（311）, the fixed seat is that cross sectional shape is the rotary body of U-shaped, and the madial wall of fixed seat is provided with ring-type
Groove（52）, what both were adapted to snaps together, and the inside bottom of fixed seat is close to the lower surface of O-ring seal；Fixed seat it is interior
Side bottom is additionally provided with recessed check valve mounting groove（53）, fixed block hole is to be located in check valve mounting groove, check valve adaptation
In check valve mounting groove, the lower surface of O-ring seal is close in the upper surface outside the valve of check valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621239929.0U CN206218460U (en) | 2016-11-18 | 2016-11-18 | Hydrocone type Dewar bottle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621239929.0U CN206218460U (en) | 2016-11-18 | 2016-11-18 | Hydrocone type Dewar bottle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206218460U true CN206218460U (en) | 2017-06-06 |
Family
ID=58789790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621239929.0U Active CN206218460U (en) | 2016-11-18 | 2016-11-18 | Hydrocone type Dewar bottle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206218460U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108420177A (en) * | 2018-03-29 | 2018-08-21 | 王琳倩 | A kind of cosmetics special-purpose bottle |
| CN109051295A (en) * | 2018-09-20 | 2018-12-21 | 中山市美捷时包装制品有限公司 | A kind of structure of container with external spring vacuum pump |
| CN109330429A (en) * | 2018-12-14 | 2019-02-15 | 九牧厨卫股份有限公司 | A kind of negative pressure sustained release mechanism and bathtub |
| CN110606271A (en) * | 2018-06-15 | 2019-12-24 | 梁亨宅 | Pump type airtight liquid container |
| WO2020114198A1 (en) * | 2018-12-05 | 2020-06-11 | 上海升村包装材料有限公司 | Environment-friendly spray pump |
| US11472612B2 (en) * | 2018-08-02 | 2022-10-18 | Silgan Dispensing Systems Corporation | Dropper dispensers and methods of using the same |
-
2016
- 2016-11-18 CN CN201621239929.0U patent/CN206218460U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108420177A (en) * | 2018-03-29 | 2018-08-21 | 王琳倩 | A kind of cosmetics special-purpose bottle |
| CN110606271A (en) * | 2018-06-15 | 2019-12-24 | 梁亨宅 | Pump type airtight liquid container |
| US11472612B2 (en) * | 2018-08-02 | 2022-10-18 | Silgan Dispensing Systems Corporation | Dropper dispensers and methods of using the same |
| CN109051295A (en) * | 2018-09-20 | 2018-12-21 | 中山市美捷时包装制品有限公司 | A kind of structure of container with external spring vacuum pump |
| WO2020114198A1 (en) * | 2018-12-05 | 2020-06-11 | 上海升村包装材料有限公司 | Environment-friendly spray pump |
| CN109330429A (en) * | 2018-12-14 | 2019-02-15 | 九牧厨卫股份有限公司 | A kind of negative pressure sustained release mechanism and bathtub |
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