CN105967129B - The conceited three-level filling valve inhaled - Google Patents
The conceited three-level filling valve inhaled Download PDFInfo
- Publication number
- CN105967129B CN105967129B CN201610437863.4A CN201610437863A CN105967129B CN 105967129 B CN105967129 B CN 105967129B CN 201610437863 A CN201610437863 A CN 201610437863A CN 105967129 B CN105967129 B CN 105967129B
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- Prior art keywords
- valve
- negative
- cavity
- internal
- soup stick
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67C—CLEANING, FILLING WITH LIQUIDS OR SEMILIQUIDS, OR EMPTYING, OF BOTTLES, JARS, CANS, CASKS, BARRELS, OR SIMILAR CONTAINERS, NOT OTHERWISE PROVIDED FOR; FUNNELS
- B67C3/00—Bottling liquids or semiliquids; Filling jars or cans with liquids or semiliquids using bottling or like apparatus; Filling casks or barrels with liquids or semiliquids
- B67C3/02—Bottling liquids or semiliquids; Filling jars or cans with liquids or semiliquids using bottling or like apparatus
- B67C3/22—Details
- B67C3/26—Filling-heads; Means for engaging filling-heads with bottle necks
- B67C3/2608—Filling-heads; Means for engaging filling-heads with bottle necks comprising anti-dripping means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67C—CLEANING, FILLING WITH LIQUIDS OR SEMILIQUIDS, OR EMPTYING, OF BOTTLES, JARS, CANS, CASKS, BARRELS, OR SIMILAR CONTAINERS, NOT OTHERWISE PROVIDED FOR; FUNNELS
- B67C3/00—Bottling liquids or semiliquids; Filling jars or cans with liquids or semiliquids using bottling or like apparatus; Filling casks or barrels with liquids or semiliquids
- B67C3/02—Bottling liquids or semiliquids; Filling jars or cans with liquids or semiliquids using bottling or like apparatus
- B67C3/22—Details
- B67C3/28—Flow-control devices, e.g. using valves
Abstract
The invention discloses a kind of three-level filling valve of conceited suction, including outer valve from outside to inside, internal valve and it is negative inhale valve, three valve pockets are fitted together, a public valve rod, and valve stem tip connection double stroke cylinder, cylinder saddle is connected with the upper valve body top of outer valve；The upper valve body of outer valve forms outer valve chamber with lower valve body；Internal valve cavity, interior valve port and guide sleeve, negative cavity of inhaling form internal valve cavity；Composition negative suction chamber in lower part in negative soup stick and negative suction cavity；Guide sleeve can be moved with internal valve cavity and interior valve port in lower valve body；Negative cavity upper end of inhaling is fixedly connected with valve rod lower end, and can be moved in guide sleeve；Negative soup stick inhales cavity through negative, can move inside it；Outer valve resetting spring is housed between valve rod and upper valve body；Internal valve resetting spring is housed between valve rod and guide sleeve, inhales valve resetting spring equipped with negative between valve rod and negative soup stick.The filling valve can solve to close liquid material water clock, small flow liquid note sideslip and the problem that mutually restricts of small-large flow after valve.
Description
Technical field
The present invention relates to a kind of filling valve of liquid filling device, and in particular to a kind of three-level filling inhaled that has the function of to think highly of oneself
Fill valve.
Background technology
At present at home and abroad in the liquid quantitative filling equipment of packaging field, the structure of filling valve is to determine filling matter all the time
The important step of amount, filling accuracy and filling speed.In order to meet the double requirements of filling speed and filling accuracy, use mostly
The filling pattern of double speed of large and small flow switching, big flow ensure filling speed, and small flow ensures filling accuracy；And small flow
All it is to be formed by the gap δ sizes between adjustment spool and valve port.The defects of existing filling valve is：
1st, there are contradiction, large and small flow between filling speed and filling accuracy mutually to restrict：Big flow latus rectum is π D2/
4；Small flow latus rectum is π D δ, in order to ensure filling speed, is usually realized by increasing the latus rectum of valve port, and in order to ensure
Filling accuracy, ensures that the latus rectum of small flow is constant again, then can only reduce the gap δ of spool and valve port, the meeting when gap δ very littles
Produce many problems：First, the minor variations of gap δ can all influence filling accuracy in each action；Second, stream can be increased
The pressure change in handoff procedure is measured, produces lateral splash；3rd, if filling apparatus has multiple filling valves, spool and valve port
Gap can not be adjusted to completely the same.The filling accuracy of so whole filling apparatus it is difficult to ensure that, prevent system from stablizing fortune
OK.
2nd, material dripping problems after the valve of pass：Residual liquid material finally agglomerates to spool lower end drop around spool and valve port
Leak, can influence filling accuracy in material water clock to pail pack；Water clock can pollute pail pack outside to pail pack, this is filling liquid neck
The insoluble problem in domain, traditional solution are adjunction charging tray or negative suction device.First, increase receiver can be collected
The liquid material of most of water clock, but cannot avoid completely, and the action such as the stretching of receiver, retraction can largely effect on it is filling
Speed, in addition on some rotation Weighing type bulking machines, since the limitation of structure space can not install receiver additional；Second, increase
Although negative device of inhaling can solve dripping problems while filling speed is ensured, current negative suction device is all in filling valve
Center sets a through hole, and in a set of negative-pressure ward system of filling valve exterior design, the residual liquid material of filling head after the valve of pass is siphoned away, this
Kind mode makes filling valve complicated, and the negative material suctioned out will also result in waste.
The content of the invention
It is an object of the invention to provide a kind of three-level filling valve of conceited suction, which can solve small-large flow phase
Mutually restrict, the lateral expulsion problem of the material of flow handoff procedure, improve the stability of small flow, improve filling accuracy；Energy at the same time
Material dripping problems are enough solved, reduce maintenance cost and material waste.
A kind of three-level filling valve of conceited suction, including outer valve, internal valve and negative suction valve from outside to inside, three valve pockets are mounted in one
Rise, a public valve rod, valve stem tip connection double stroke cylinder, cylinder saddle is connected with the upper valve body top of outer valve；Outer valve
Upper valve body forms outer valve chamber with lower valve body；Internal valve cavity, interior valve port and guide sleeve, negative cavity of inhaling form internal valve cavity；Negative soup stick with
It is negative to inhale composition negative suction chamber in lower part in cavity；Guide sleeve can be moved with internal valve cavity and interior valve port in lower valve body；It is negative to inhale chamber
Body upper end is fixedly connected with valve rod lower end, and can be moved in guide sleeve；Negative soup stick inhales cavity through negative, can be inside it
It is mobile；Outer valve resetting spring is housed between valve rod and upper valve body；Internal valve resetting spring is housed between valve rod and guide sleeve, valve rod with
Between negative soup stick valve resetting spring is inhaled equipped with negative.
The upper valve body of the outer valve and lower valve body clamp connection, there is therebetween sealing ring；Upper valve body side surface has charging
Mouthful；There is conical material outlet in lower valve body lower end.
The valve rod upper end is connected outside outer valve chamber, by floating junction with double stroke cylinder bar；Valve rod lower end is in outer valve
Intracavitary, and have the outer valve resetting spring of flange support and internal valve resetting spring；There is V-seal between outer valve chamber upper end and valve rod
Circle, the V-shaped seal ring is fixed by seal joint and sealing base ring and locking nut.
The valve rod lower end has deflector hole to be connected with negative cavity top of inhaling；Negative soup stick bottom have capillary deflector hole directly with
It is negative to inhale chamber connection.
There is limiting plate in the guide sleeve lower end, and limiting plate is fixedly connected with negative cavity lower end of inhaling.
The negative soup stick top is U-shaped, inhales spring equipped with negative in U-lag, outside with it is negative inhale inside cavities have sealing ring and
Guide ring；It is straight-bar in the middle part of negative soup stick, is stretched out from negative suction cavity lower end, there is sealing ring and guide ring therebetween；Under negative soup stick
The conical surface is in portion and is oriented to straight-bar.
The interior valve port is that three-level bears the intermediate seal body for inhaling valve, it is threadedly coupled with internal valve cavity, and shape is cone, in
Between lower end be small metering orifice, its male cone (strobilus masculinus) forms sealing surface with lower valve body inner conical surface；Inner conical surface and the male cone (strobilus masculinus) of negative soup stick lower end
Form sealing surface.
There is flange in the guiding set upper side, for positioning internal valve resetting spring；There is through hole in intermediate annular face, for liquid in valve
Body circulates；Lower end is fluted, for positioning internal valve cavity.
There is through hole on the outer wall of the internal valve cavity, for the fluid communication in the liquid and internal valve cavity in outer valve chamber.
Beneficial effects of the present invention are as follows：
The filling valve of the present invention is fitted together by three valve pockets, and small-large flow is non-interference, and small flow latus rectum is stablized, liquid note
Not sideslip, improves filling accuracy, avoids flow switching and closes the lateral expulsion events of material of valve process；Negative valve of inhaling is arranged on
Make valve body structure compact inside filling valve, and can effectively prevent liquid material weeping, inspiration bears the material for inhaling chamber in next time
Material flow is flow back to during filling valve opening again, reduces maintenance cost and material waste.
Brief description of the drawings
Fig. 1 is the structure diagram of three-level filling valve of the present invention；
Valve port 3- internal valve cavitys 4-, which bears soup stick 5- limiting plate 6- guide sleeves 7- and bears, in 1- lower valve bodies 2- inhales cavity 8-
Valve rod 9- upper valve bodies 10- seals base ring 11-V type sealing ring 12- seal joint 13- locking nut 14- cylinder saddles
The outer valve resetting spring 18- internal valve resetting springs 19- of 15- double stroke cylinder 16- floating junctions 17-, which are born, inhales valve resetting spring
20- guide ring 21- sealing ring 22- clips
Fig. 2 is the valve opening big flow view of filling valve shown in Fig. 1；
Fig. 3 is the small flow status schematic diagram of valve opening of filling valve shown in Fig. 1；
Fig. 4 bears when being the pass valve of filling valve shown in Fig. 1 and picks up dotted state schematic diagram；
Fig. 5 is born when being the pass valve of filling valve shown in Fig. 1 inhales terminal state schematic diagram.
Embodiment
Technical scheme is described in further details with reference to the accompanying drawings and detailed description.Obviously, institute
The embodiment of description is only the part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiment of the present invention,
Those skilled in the art's all other embodiments obtained without making creative work, belonging to the present invention will
Seek the scope of protection.
As shown in Figure 1, filling valve and cylinder saddle are fixedly arranged on bottle placer, outer valve the top it is cylindrical have it is recessed
Groove, is stuck in groove inner support filling valve on the inside of cylinder saddle, outside is screwed on bottle placer, double stroke cylinder spiral shell
Nail is fixed on cylinder saddle, and cylinder rod is connected by floating junction with valve stem tip, and floating junction can reduce the same of the two
Axis, cylinder rod can with driving stem oscilaltion and valve opening, close valve.
Three resetting springs make filling valve complete valve opening, close valve and negative suction task, the pressure of outer valve resetting spring in filling valve
Contracting power and rigidity ensure that outer valve resetting spring is enough to overcome when cylinder is died much larger than internal valve resetting spring and negative suction resetting spring
The compression stress of two other spring and filling valve is in sealing state.
There is flange in the upper end of guide sleeve, for positioning internal valve resetting spring；In-between ring surface has multiple through holes, for valve
Interior liquid communication；Its lower end is fluted, for positioning internal valve cavity.
There are multiple through holes on the outer wall of internal valve cavity, for the fluid communication in the liquid and internal valve cavity in outer valve chamber.
A kind of operation principle of the three-level filling valve of conceited suction provided by the invention is as follows：Feed inlet of the material from upper valve body
Into filling valve, when pail pack carries out filling in place, double stroke cylinder whole process is retracted, and band ovable valve stem rises to highest order progress
Big flow is filling.As shown in Figure 2.During valve opening, valve rod, which drives to bear, inhales valve and internal valve rising, bears and inhales valve resetting spring and internal valve reset
Spring is completely in stretching, extension reset state, and the inside and outside sealing cone of interior valve port all departs from, and internal valve, outer valve are in open shape entirely
State；And valve opening moment, the negative stretching, extension for inhaling valve resetting spring, which resets, makes negative soup stick be moved down in negative inhale in cavity, by the liquid of negative suction intracavitary
Pore of the body along negative soup stick center is discharged, and is flowed out together with material flow from discharge port；Reach whole filling amount when filling
When 95%, close big flow and enter small flow bottling condition.As shown in Figure 3.Double stroke cylinder stroke is to middle position, with ovable valve stem
Drop, interior valve port enter the discharge port of lower valve body, its male cone (strobilus masculinus) and the inner conical surface gluing, sealing of lower valve body, close big flow, thing
Material can only be discharged from the small flowexit at interior valve port center；Valve is closed when small flow is filling reaches filling set amount.Such as Fig. 4, Fig. 5
It is shown.Double stroke cylinder continues to stretch out, and band ovable valve stem declines, and outer valve resetting spring stretching, extension resets, and the compression of internal valve resetting spring is interior
Portion, which is born, inhales valve decline, bears the inner conical surface gluing, sealing of the discharge port that soup stick enters interior valve port, its male cone (strobilus masculinus) and interior valve port, at this time
In close valve when it is negative pick up a little, as shown in Figure 4；Valve rod continues to decline, and bears and inhales the compression of valve resetting spring, bears soup stick and inhales chamber negative
Internal portion moves up, and bears and inhales cavity volume increase, the capillary of the negative pressure of intracavitary by the residual liquid of filling valve head along negative soup stick center
Hole suction is negative to inhale chamber.Negative suction terminal when when double stroke cylinder is whole to be stretched out in pass valve, as shown in Figure 5.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or use the present invention.
A variety of modifications to these embodiments are it will be apparent that as defined herein one for the patented technology personnel of this area
As principle can realize in other embodiments without departing from the present invention.Therefore, the present invention will not be limited
The embodiments shown herein is formed on, and is to fit to the most wide model consistent with the principles and novel features disclosed herein
Enclose.
Claims (9)
- A kind of 1. three-level filling valve of conceited suction, it is characterised in that including outer valve from outside to inside, internal valve and suction valve is born, three Valve pocket is fitted together, a public valve rod, and valve stem tip connection double stroke cylinder, the upper valve body top of cylinder saddle and outer valve connects Connect；The upper valve body of outer valve forms outer valve chamber with lower valve body；Internal valve cavity, interior valve port and guide sleeve, negative cavity of inhaling form internal valve cavity； Composition negative suction chamber in lower part in negative soup stick and negative suction cavity；Guide sleeve can be moved with internal valve cavity and interior valve port in lower valve body It is dynamic；Negative cavity upper end of inhaling is fixedly connected with valve rod lower end, and can be moved in guide sleeve；Negative soup stick inhales cavity through negative, can To move inside it；Outer valve resetting spring is housed between valve rod and upper valve body；Resetted between valve rod and guide sleeve equipped with internal valve Spring, inhales valve resetting spring between valve rod and negative soup stick equipped with negative.
- 2. three-level filling valve according to claim 1, it is characterised in that the upper valve body of the outer valve and lower valve body clip Connection, there is therebetween sealing ring；Upper valve body side surface has feed inlet；There is conical material outlet in lower valve body lower end.
- 3. three-level filling valve according to claim 1, it is characterised in that the valve rod upper end is outside outer valve chamber, by floating Dynamic connector is connected with double stroke cylinder bar；Valve rod lower end has the outer valve resetting spring of flange support and internal valve to answer in outer valve chamber Position spring；There is V-shaped seal ring between outer valve chamber upper end and valve rod.
- 4. three-level filling valve according to claim 1, it is characterised in that the valve rod lower end has deflector hole to inhale cavity with negative Top connects；Negative soup stick bottom has capillary deflector hole directly to be connected with negative suction chamber.
- 5. three-level filling valve according to claim 1, it is characterised in that there are limiting plate, limiting plate in the guide sleeve lower end It is fixedly connected with negative suction cavity lower end.
- 6. three-level filling valve according to claim 1, it is characterised in that the negative soup stick top is U-shaped, and U-lag is built-in There is negative suction spring, there are sealing ring and guide ring in outside with negative inside cavities of inhaling；It is straight-bar in the middle part of negative soup stick, from negative suction cavity lower end Stretch out, there is sealing ring and guide ring therebetween；The conical surface is in negative soup stick lower part and is oriented to straight-bar.
- 7. three-level filling valve according to claim 1, it is characterised in that the interior valve port is threadedly coupled with internal valve cavity, Shape is cone, its male cone (strobilus masculinus) forms sealing surface with lower valve body inner conical surface；Inner conical surface and the male cone (strobilus masculinus) of negative soup stick lower end form close Front cover.
- 8. three-level filling valve according to claim 1, it is characterised in that there are flange, intermediate annular in the guiding set upper side There is through hole in face, and lower end is fluted.
- 9. three-level filling valve according to claim 1, it is characterised in that have through hole on the outer wall of the internal valve cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610437863.4A CN105967129B (en) | 2016-06-17 | 2016-06-17 | The conceited three-level filling valve inhaled |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610437863.4A CN105967129B (en) | 2016-06-17 | 2016-06-17 | The conceited three-level filling valve inhaled |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105967129A CN105967129A (en) | 2016-09-28 |
| CN105967129B true CN105967129B (en) | 2018-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610437863.4A Active CN105967129B (en) | 2016-06-17 | 2016-06-17 | The conceited three-level filling valve inhaled |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107265380A (en) * | 2017-05-31 | 2017-10-20 | 苏州首达机械有限公司 | A kind of filling head |
| CN109573125B (en) * | 2018-11-06 | 2020-12-04 | 上海壹维机电设备有限公司 | Large-scale auxiliary agent automatic distribution system and distribution method |
| CN109323009A (en) * | 2018-12-06 | 2019-02-12 | 贵州大学 | It is a kind of facilitate maintenance and can noise abatement fork truck system precursor overflow valve |
| CN109748226A (en) * | 2019-01-24 | 2019-05-14 | 北京航天斯达科技有限公司 | A kind of filling and capping all-in-one machine |
| CN109911829A (en) * | 2019-03-28 | 2019-06-21 | 江苏新美星包装机械股份有限公司 | Grease filling valve |
| CN110272006B (en) * | 2019-06-13 | 2024-03-08 | 江苏可奥熙光学材料科技有限公司 | Online filling device for optical resin monomer |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3484760B2 (en) * | 1994-04-19 | 2004-01-06 | 澁谷工業株式会社 | Filling valve |
| JP3717326B2 (en) * | 1999-02-12 | 2005-11-16 | 日立造船株式会社 | Large flow rate filling valve |
| CN2406984Y (en) * | 2000-01-31 | 2000-11-22 | 张家港美星顺峰机械有限公司 | Fluid filling valve |
| CN202219865U (en) * | 2011-08-19 | 2012-05-16 | 北京强度环境研究所 | Self negative suction anti-dropwise-leakage filling valve |
| CN202301978U (en) * | 2011-10-27 | 2012-07-04 | 北京强度环境研究所 | Liquid filling composite valve with negative suction function |
| CN202369371U (en) * | 2011-10-27 | 2012-08-08 | 北京强度环境研究所 | Two-stage combination valve of lipid filling |
| CN205687531U (en) * | 2016-06-17 | 2016-11-16 | 北京航天斯达科技有限公司 | The conceited three grades of filling valves inhaled |
-
2016
- 2016-06-17 CN CN201610437863.4A patent/CN105967129B/en active Active
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| Publication number | Publication date |
|---|---|
| CN105967129A (en) | 2016-09-28 |
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