CN108033423A - A kind of anti-pollution filling valve of antidrip and its implementation - Google Patents
A kind of anti-pollution filling valve of antidrip and its implementation Download PDFInfo
- Publication number
- CN108033423A CN108033423A CN201711407931.3A CN201711407931A CN108033423A CN 108033423 A CN108033423 A CN 108033423A CN 201711407931 A CN201711407931 A CN 201711407931A CN 108033423 A CN108033423 A CN 108033423A
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- China
- Prior art keywords
- valve
- pumpback
- filling
- spool
- antidrip
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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
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- Basic Packing Technique (AREA)
Abstract
The spool that can be moved up and down is equipped with the invention discloses a kind of anti-pollution filling valve of antidrip, including valve cylinder, in valve cylinder.The invention also discloses a kind of implementation method of the anti-pollution filling valve of antidrip, and the packaging process without water clock liquid in the case of long and short time and vibrations is realized by pumpback device, pneumatic device.The present invention solves emphatically the phenomenon without water clock liquid in the case that filled rear valve nozzle is in long and short time and vibrations and occurs；The requirement of energy hot filling is suitable for, will not occur stuck and leakage phenomenon because of thermal expansion in hot filling and occur；The unique design of duplex cylinder is more robust, it is more attractive, more resistant to corrosivity, be suitable for cold and hot occasion；The global design of valve adapts to the filling of plurality of liquid, is easier to clean after filled, and it is longer to repair the more convenient cycle for needing to safeguard.
Description
Technical field
The present invention relates to a kind of filling valve, specifically, is related to a kind of anti-pollution filling valve of antidrip and its implementation,
Belong to filling apparatus technical field.
Background technology
Prevent that filling valve valve nozzle water clock, the phenomenon of pollution from being filling valve extremely important link in pouring process,
Filling valve such as occur in filling flow water clock phenomenon will influence its it is filling after product quality so that the qualification of product
Rate greatly reduces, and it is cumbersome all to have polluted cleaning up to the appearance of machine and product（Especially to filling seasoning
Product）.
Market prior art：
Its shortcoming of present market is common to be used filling valve form is：
Strainer, which easily blocks, influences filling accuracy and speed（The especially liquid of viscosity and the liquid easily crystallized containing caramel etc.）；
Need to be withdrawn into other containers using total pumpback device, need filtering to prevent from being withdrawn into pumpback pump during pumpback
（Especially sticky liquid）, cleaning and its cumbersome difficulty, the liquid of pumpback, which can not reuse, can cause certain waste.
In summary, the existing technology has inconveniences and defects in actual use, so it is necessary to be improved.
The content of the invention
The technical problem to be solved in the present invention is the deficiency for more than, there is provided the anti-pollution filling valve of a kind of antidrip and in fact
Existing method, solves the phenomenon without water clock liquid in the case that filled rear valve nozzle is in long and short time and vibrations and occurs；It can fit
The requirement of hot filling is answered, will not occur stuck and leakage phenomenon because of thermal expansion in hot filling and occur；It is more robust, more beautiful
See, more resistant to corrosivity, be suitable for cold and hot occasion；The filling of plurality of liquid is adapted to, is easier to clean after filled, maintenance is more
Conveniently need cycle for safeguarding longer.
To solve above technical problem, the present invention uses following technical scheme：A kind of anti-pollution filling valve of antidrip, including
Valve cylinder, valve cylinder is interior to be equipped with the spool that can be moved up and down.
A kind of prioritization scheme, the axially extending of top is offered on the spool and through the pneumatic and bottom of its top end face
The pumpback inner cavity in face, intracavitary is equipped with pumpback device in the pumpback of the spool.
Further, the pumpback device includes pumpback connecting rod, pumpback spring, piston, plunger type sealing part, the pumpback
Connecting rod bottom is connected with piston, and pumpback spring is cased with outside the pumpback connecting rod, and the bottom of the piston is equipped with plunger type sealing
Part, plunger type sealing part are slidingly sealed with spool inner wall.
Further, pumpback inner cavity that is axially extending and running through its top end face and bottom face, institute are offered on the spool
The upper end for stating pumpback inner cavity is equipped with air inlet/outlet, and the air inlet/outlet is communicated with pneumatic device.
Further, pneumatic device includes duplex cylinder, and the duplex cylinder integrates series connection for two pieces single-acting cylinder
Double stroke cylinder in a cylinder block, the duplex cylinder by switching gas come realize the open and close of valve and change it is filling when
Thick, smart filling mode.
Further, center rod is connected with the top of the spool, offered in the center rod it is axially extending and
Through the pumpback inner cavity of its top end face and bottom face, the pumpback inner cavity of the center rod is connected with the pumpback inner cavity of spool.
Further, bellows is set on the outer wall of the center rod and bellows is located at the lower part of center rod, institute
State and positioning sleeve is connected with the top of bellows, the bottom of the bellows is connected with center rod.
Present invention also offers a kind of implementation method of the anti-pollution filling valve of antidrip, passes through pumpback device, pneumatic device
Realize the packaging process without water clock liquid in the case of long and short time and vibrations.
A kind of prioritization scheme, including valve opening step, air control unit are died, spool, pumpback device uplink, spool and valve
The gap of mouth becomes larger, and starts thick filling；It is described it is thick it is filling after enter smart filling, air control unit outlet, spool, pumpback
The gap of device downlink, spool and valve nozzle diminish let the liquid out valve nozzle fluid column and flow velocity slow down switch to essence it is filling.
Further, including valve step is closed, when requirement for reaching setting when essence is filling starts to close valve, and air control unit leads to
The gap of gas, spool, pumpback device downlink, spool and valve nozzle diminishes the closing completion of its fluid path is filling；When filling valve closes
After being delayed 0-1 seconds after closing, pneumatic device is died, and spool is fixed, pumpback device uplink, by liquid unnecessary at valve nozzle and spool
Body is evacuated to the inner cavity of valve core inside, so as to ensure filling valve in the case where not appearing in long and short time and vibrations after closing valve
The phenomenon of no water clock liquid occurs.
The present invention after the above technical solution is adopted, compared with prior art, has the following advantages：
1st, solve the phenomenon without water clock liquid in the case that filled rear valve nozzle is in long and short time and vibrations emphatically to occur；
2nd, the requirement of energy hot filling is suitable for, will not occur stuck and leakage phenomenon because of thermal expansion in hot filling and occur；
3rd, the unique design of duplex cylinder it is more robust, it is more attractive, more resistant to corrosivity, be suitable for cold and hot occasion；
4th, the global design of valve adapts to the filling of plurality of liquid, is easier to clean after filled, and maintenance is more convenient to be needed to safeguard
Cycle it is longer.
The anti-pollution filling valve of antidrip of the present invention is suitable for flavouring（Such as：Soy sauce, vinegar, cooking wine etc.）Filling occasion,
It simultaneously can be used for the filling of the liquid without gas such as fruit wine, yellow rice wine, beverage, liquid drug；Significantly more efficient it can ensure
The phenomenon without water clock liquid occurs in the case that valve nozzle is in long and short time and vibrations after filled.
The present invention is described in detail with reference to the accompanying drawings and examples.
Brief description of the drawings
Fig. 1 is the structure diagram of filling valve of the present invention；
In figure,
1- duplex cylinders, 2- supporting rods, 3- dirt-proof boots, 4- shadoof sets, 5- valve opening springs, 6- center rods, 7- positioning sleeves, 8- branch
Support set, 9- bellowss, 10- valve cylinders, 11- pumpback connecting rods, 12- pumpback springs, 13- pistons, 14- plunger type sealing parts, 15- valves
Core, 16- valve nozzles.
Embodiment
In order to which the technical features, objects and effects of the present invention are more clearly understood, now control illustrates this hair
Bright embodiment.
A kind of 1 anti-pollution filling valve of antidrip of embodiment
As shown in Figure 1, the present invention provides a kind of anti-pollution filling valve of antidrip, including valve cylinder 10, be equipped with valve cylinder 10 can on
The spool 15 of lower movement.Pumpback inner cavity that is axially extending and running through its top end face and bottom face, institute are offered on the spool 15
State intracavitary in the pumpback of spool 15 and be equipped with pumpback device.The pumpback device includes pumpback connecting rod 11, pumpback spring 12, piston
13rd, plunger type sealing part 14,11 bottom of pumpback connecting rod are connected with piston 13, and pumpback bullet is cased with outside the pumpback connecting rod 11
Spring 12, the bottom of the piston 13 are equipped with plunger type sealing part 14, and plunger type sealing part 14 is slidingly sealed with 15 inner wall of spool.
Pumpback inner cavity axially extending and through its top end face and bottom face is offered on the spool 15, in the pumpback
The upper end of chamber is equipped with air inlet/outlet, and the air inlet/outlet is communicated with pneumatic device.Pneumatic device includes duplex cylinder 1, described double
Join cylinder 1 and integrate double stroke cylinder of the series connection in a cylinder block for two pieces single-acting cylinder, the duplex cylinder 1 passes through
Thick, smart filling mode when switching gas is to realize the open and close of valve and change filling.
The top of the spool 15 is connected with center rod 6, offers axially extending in the center rod 6 and runs through it
The pumpback inner cavity of top end face and bottom face, the pumpback inner cavity of the center rod 6 are connected with the pumpback inner cavity of spool 15.In described
Bellows 9 is set on the outer wall of heart connecting rod 6 and bellows 9 is located at the lower part of center rod 6, the top connection of the bellows 9
There is positioning sleeve 7, the bottom of the bellows 9 is connected with center rod 6.
The filling valve of the specific present invention include duplex cylinder 1, supporting rod 2, dirt-proof boot 3, shadoof set 4, valve opening spring 5,
Center rod 6, positioning sleeve 7, supporting sleeve 8, bellows 9, valve cylinder 10, pumpback connecting rod 11, pumpback spring 12, piston 13, plunger type
Seal 14, spool 15, valve nozzle 16.
Duplex cylinder 1：Double stroke cylinder of the series connection in a cylinder block is integrated for two pieces single-acting cylinder, shape is
Cylindrical type, cube type etc., thick, the smart filling mode that it is acted on when being switching gas to realize the open and close of valve and change filling；
Supporting rod 2：Six-edged steel is process, main to play a part of to support duplex cylinder 1；
Dirt-proof boot 3：Prevent big material is blocked into valve opening spring 5 from influencing its movement；Top is linked with duplex cylinder 1, under
Portion is connected with supporting sleeve 8, mainly plays dustproof effect；
Shadoof set 4：It is sleeved in center rod 6, top is equipped with gas path joint, gas is passed through in center rod 6, center rod
6 be hollow-core construction, and middle part is cased with valve opening spring 5, and shadoof set 4 plays the role of carrying out center rod 6, lower part and 7 chain of positioning sleeve
Connect, make its centre of location connecting rod 6 in the center of valve cylinder 10；
Valve opening spring 5：It is sleeved on shadoof set 4, bottom is withstood on positioning sleeve 7, plays the role of valve opening；
Center rod 6：Top insertion shadoof set 4 in, under the action of duplex cylinder 1 and valve opening spring 5 move up and down play out,
Close the effect of valve；Gas is passed to bottom by the gas path joint of shadoof set 4 with pumpback spring 12 to coordinate, completes pumping, push piston
13 and the movement of plunger type sealing part 14；Lower part is connected with spool 15 and is internally formed pumping, required air cavity is moved in push；Center rod
The outer wall of 6 lower parts is equipped with bellows 9, and when up and down motion drives bellows 9 flexible；
Positioning sleeve 7：Inside it is located inside supporting sleeve 8, is connected with bellows 9, for positioning shadoof set 4, center rod 6, makes shadoof
Set 4, center rod 6 are in the center of valve cylinder 10,5 anti-5 downlink of stopping valve spring of promotion valve opening spring, lower part and bellows 9
Fixed bellows 9 is played the role of in connection；
Supporting sleeve 8：Bottom is sleeved on valve cylinder 10, and fixation is connected with the screw thread of 2 lower part of supporting rod；Internal sleeve is equipped with positioning sleeve
7, it is connected and supports dirt-proof boot 3 by top nut with positioning sleeve 7；
Bellows 9：Tetrafluoro material, top are connected with positioning sleeve 7, and bottom is connected with center rod 6, flexible with center rod 6, main
Play isolating valve tube inner chamber and center rod 6, allow its center rod 6 will not be because of thermal expansion and stuck when moving up and down
And there is fluid seepage to come out；
Valve cylinder 10：The inner cavity of valve cylinder 10 is connected the sap cavity of composition fluid storage and trickling with valve nozzle 16, is the integrated support master of valve
Body part；
Pumpback connecting rod 11：It is connected with piston 13, outside is cased with pumpback spring 12, pumpback connecting rod 11, pumpback spring 12 and piston 13,
Plunger type sealing part 14 is sleeved in the pumpback inner cavity that center rod 6 is connected with spool 15, in exterior aircontrolled element and is returned
The pumping of piston 13 is realized under the action of extracting cartridge spring 12 with pushing away, so as to fulfill unnecessary liquid is extracted into valve core cavity after the valve of pass,
The liquid in valve core cavity is released after valve opening and is entered in bottle；
Pumpback spring 12：It is sleeved on pumpback connecting rod 11, when 6 internal ventilation of center rod, piston 13 is driven under pumpback connecting rod 11
Row compression and back extracting cartridge spring 12 pushes out liquid, and pumpback spring 12 is flexible when dying inside center rod 6 drives pumpback connecting rod 11
And 13 uplink drawing liquid body of piston；
Piston 13：It is connected with pumpback connecting rod 11, with Pneumatic sealing ring, supporting sleeve, bottom is equipped with plunger type sealing part 14 for outside；
Plunger type sealing part 14：It is connected with piston 13, plays the role of sealing in valve core cavity, when piston 13 moves back and forth
Pushed away with piston 13, pumping is moved；
Spool 15：Into cone-shaped, inside has inner cavity to be connected with 6 bottom of center rod for lower part, and inside is equipped with pumpback connecting rod 11, pumpback
Spring 12, piston 13, plunger type sealing part 14, spool 15 coordinates with valve nozzle 16 to be utilized, and sealing ring plays the interior sealing of switch valve,
The pumpback device that inside is equipped with plays pumpback valve nozzle and goes out for liquid；
Valve nozzle 16：It is connected to form liquid cylinder with valve cylinder 10, liquid outlet is formed into a cone shape on bottom.
The pumpback device includes pumpback connecting rod 11, pumpback spring 12, piston 13, plunger type sealing part 14.
A kind of implementation method of the 2 anti-pollution filling valve of antidrip of embodiment
The present invention also provides a kind of implementation method of the anti-pollution filling valve of antidrip, is realized by pumpback device, pneumatic device
Packaging process without water clock liquid in the case of long and short time and vibrations.
Including valve opening step, air control unit is died, spool 15, pumpback device uplink, between spool 15 and valve nozzle 16
Gap becomes larger, and starts thick filling；It is described it is thick it is filling after to enter essence filling, it is pneumatic to fill control and put outlet, spool 15, pumpback device
The gap of downlink, spool 15 and valve nozzle 16 diminish let the liquid out valve nozzle 16 fluid column and flow velocity slow down switch to essence it is filling.
Further include close valve step, when essence it is filling reach setting requirement when start close valve, air control unit ventilation, valve
The gap of core 15, pumpback device downlink, spool 15 and valve nozzle 16 diminishes the closing completion of its fluid path is filling；When filling valve closes
After being delayed 0-1 seconds after closing, air control unit is died, and spool 15 is fixed, pumpback device uplink, by valve nozzle 16 and spool 15
Locate the inner cavity that unnecessary liquid is evacuated to inside spool 15, thus ensure filling valve do not appeared in after valve is closed the long and short time and
The phenomenon without water clock liquid occurs in the case of vibrations.
Comprise the following steps that：
Step 1：Valve opening：The automatically controlled control system conversion pneumatic control valve that is powered dies the ventilation gas circuit on its duplex cylinder 1 gas
In the cylinder of cylinder rod withdrawal, valve opening spring 5 is flexible, promotes shadoof to cover 4 uplinks, shadoof set 4 drive center rods 6, spool 15 and
Pumpback connecting rod 11, pumpback spring 12, piston 13 in 15 inner cavity of spool, 14 uplink of plunger type sealing part, compress bellows 9 are by valve
Open and start filling, the automatically controlled control system conversion pneumatic control valve that is powered leads to the gas circuit on its shadoof set 4 while valve is opened
Gas, the top that gas enters the inner cavity that center rod 6 is connected with spool 15 by the hole inside center rod 6 promote piston
13 downlinks, piston 13 drives is about in 15 inner cavity of spool under the 11 promotion plunger type sealing of compression and back extracting cartridge spring 12 part 14 of pumpback connecting rod
Liquid release with filling fluid column enter bottle in complete valve opening it is filling；When reaching the amount of setting, filling valve terminates thick filling transformation
Filling for essence, automatically controlled control system energization conversion pneumatic control valve stretches out first to the cylinder ventilation cylinder on 1 top of duplex cylinder
Stroke 2.5mm cylinder rods downlink promotes the top of center rod 6, and center rod 6 drives shadoof to cover the pumpback in 4 spools 15 and inner cavity
Connecting rod 11, pumpback spring 12, piston 13,14 downlink of plunger type sealing part, stretching, extension bellows 9 compress valve opening spring 5, make its spool
15 diminish with the gap of valve nozzle 16 lets the liquid out the fluid column of valve nozzle 16 and flow velocity slows down that to switch to essence filling；
Step 2：Close valve：Start to close valve during the requirement for reaching setting when essence is filling, automatically controlled control system, which is powered, changes pneumatic control
Valve promotes 3.5mm cylinder rods downlink to promote center the lower cylinder gas circuit ventilation cylinder piston rod downlink on its duplex cylinder 1
The top of connecting rod 6, center rod 6 drive shadoof set 4, spool 15 and pumpback connecting rod 11 in inner cavity, pumpback spring 12, piston 13,
14 downlink of plunger type sealing part, stretching, extension bellows 9 compress valve opening spring 5, its spool 15 and the gap of valve nozzle 16 is diminished it
Fluid path closing completion is filling, after being delayed 1 second after filling valve is closed, passes through the energization conversion pneumatic control of automatically controlled control system
Valve dies the gas circuit on its shadoof set 4, and the gas of the inner cavity connected with spool 15 is arranged by the hole inside center rod 6
Go out, 6 compression and back extracting cartridge spring 12 of center rod stretching, extension uplink, band piston 13, pumpback connecting rod 11,14 uplink of plunger type sealing part,
Liquid unnecessary at valve nozzle 16 and spool 15 is evacuated to the inner cavity inside spool 15, so as to ensure that filling valve will not go out after valve is closed
The phenomenon without water clock liquid occurs in the case of present long and short time and vibrations.
Each parts function of the anti-pollution filling valve of antidrip of the present invention is as follows：
Pumpback connecting rod 11, pumpback spring 12, piston 13, plunger type sealing part 14 load spool 15 and center rod after assembling
6 connect and realize the pumpback of 15 bottom of spool in the fortune for the row of pushing away by the effect of atmospheric control and pumpback spring 12
Move to realize that antidrip, antipollution phenomenon occur；
6 positioning sleeve of center rod, 7 bellows 9 assembles the liquid realized in valve cylinder 10 and is done in center rod 6 and spool 15
The phenomenon of ne-leakage, stuck etc. occurs during upper and lower stretching motion, especially the occasion in hot filling liquid；
Duplex cylinder 1 is used cooperatively the switch for realizing filling valve and the function of becoming flow velocity, duplex cylinder 1 with the grade of valve opening spring 5
The design of the double diaphragms of two-chamber makes its more robust, exquisite.
The anti-pollution filling valve operation principle process of antidrip：
（1）, valve duplex cylinder 1 under the action of electric-control system and pneumatic system die, valve opening spring 5 drive shadoof set 4 in
It is about to valve opening on 6 spool 15 of heart connecting rod compressing bellows 9, liquid starts thick filling by 10 valve nozzle of valve cylinder, 16 downlink；Fill
Fill effect while valve is opened in electric-control system and pneumatic system and pass through the gas path joint gas ventilation center on shadoof set 4
11 piston of pumpback connecting rod, 13 plunger type sealing circle in shadoof 6 and spool 15 compression and back extracting cartridge spring 12 under the influence of air pressure
The liquid being about under 11 piston of pumpback connecting rod, 13 plunger type sealing circle in the inner cavity in spool 15 is released to be entered with filling fluid column
In bottle
（2）It is filling when reaching the thick filling upper limit to switch to smart filling, filling valve duplex under the action of electric-control system and pneumatic system
The upper cylinder ventilation shadoof of cylinder covers 4 center rod, 6 spool, 15 bellows 9 and oppresses 5 downlink band movable valve plug 15 of valve opening spring
Downlink reduces the distance between spool 15 and valve nozzle 16 and switchs to the filling pattern of essence, and liquid passes through the flow velocity of 10 valve nozzle 16 of valve cylinder
The filling speed that can diminish can reduce；
（3）The lower cylinder ventilation of filling valve duplex cylinder under the action of electric-control system and pneumatic system after filling amount is reached
Shadoof covers 4 center rod, 6 spool, 15 bellows 9 and oppresses 5 downlink band movable valve plug 15 downlink closing filling valve of valve opening spring；
（4）By the gas path joint gas on shadoof set 4 under the action of electric-control system and pneumatic system after filling valve is closed
Thrust of 11 piston of pumpback connecting rod, the 13 plunger type sealing part 14 died in center shadoof 6 and spool 15 in pumpback spring 12
Effect contains in the lower inner cavity for driving uplink that the surplus liquid between spool 15 and valve nozzle 16 is extracted into spool 15, to realize
The phenomenon without water clock liquid occurs in the case that valve nozzle is in long and short time and vibrations.
The pumping of valve core inside of the present invention, push away function and realize and release the liquid of valve core cavity and filled pass when valve is filling
Unnecessary liquid is drawn back to the function of valve core cavity after valve；Bellows is effectively solved with center rod, linking for positioning sleeve
Stuck and seal leakage phenomenon occurs when cold and hot filling；The unique design of duplex cylinder efficiently solves the durable of cylinder
Property, aesthetics, anti-corrosive properties and the volume for greatly reducing cylinder.The invention reside in change liquid to prevent from dripping in pouring process
The phenomenon of leakage have developed a kind of antidrip of entirely new kind, anti-pollution filling valve, in the filled closing filling valve of filling valve
Afterwards the pumpback device of the valve core inside of filling valve under the action of control gas circuit, spring and plunger type sealing circle etc. by valve nozzle
Surplus liquid sucks its interior intracavitary and has reached antidrip, antipollution effect, can be efficiently solved and filled by this device
During dress the long and short time and vibrations in the case of water clock, pollution phenomenon occur.The present invention solves emphatically filled rear valve
The phenomenon without water clock liquid occurs in the case that mouth is in long and short time and vibrations；The requirement of energy hot filling is suitable for, is filled in heat
Will not occur stuck and leakage phenomenon during dress because of thermal expansion to occur；The unique design of duplex cylinder is more robust, more attractive, more
Corrosion resistance, be suitable for cold and hot occasion；The global design of valve adapts to the filling of plurality of liquid, is easier to after filled clear
Wash, it is longer to repair the more convenient cycle for needing to safeguard.
The above is the citing of best mode for carrying out the invention, wherein the part do not addressed in detail is that this area is common
The common knowledge of technical staff.Protection scope of the present invention is subject to the content of claim, any technology based on the present invention
The equivalent transformation for enlightening and carrying out, also within protection scope of the present invention.
Claims (10)
- A kind of 1. anti-pollution filling valve of antidrip, it is characterised in that：Be equipped with including valve cylinder (10), in valve cylinder (10) can on move down Dynamic spool (15).
- A kind of 2. anti-pollution filling valve of antidrip as claimed in claim 1, it is characterised in that：Offered on the spool (15) Pumpback inner cavity axially extending and through its top end face and bottom face, intracavitary is equipped with pumpback dress in the pumpback of the spool (15) Put.
- A kind of 3. anti-pollution filling valve of antidrip as claimed in claim 2, it is characterised in that：The pumpback device includes pumpback Connecting rod (11), pumpback spring (12), piston (13), plunger type sealing part (14), pumpback connecting rod (11) bottom and piston (13) connect, pumpback spring (12) is cased with outside the pumpback connecting rod (11), the bottom of the piston (13) is close equipped with plunger type Sealing (14), plunger type sealing part (14) are slidingly sealed with spool (15) inner wall.
- A kind of 4. anti-pollution filling valve of antidrip as claimed in claim 1, it is characterised in that：Offered on the spool (15) Pumpback inner cavity that is axially extending and running through its top end face and bottom face, the upper end of the pumpback inner cavity is equipped with air inlet/outlet, described Air inlet/outlet is communicated with pneumatic device.
- A kind of 5. anti-pollution filling valve of antidrip as claimed in claim 4, it is characterised in that：Pneumatic device includes duplex cylinder (1), the duplex cylinder (1) integrates double stroke cylinder of the series connection in a cylinder block for two pieces single-acting cylinder, described Duplex cylinder (1) by switching gas come realize the open and close of valve and change it is filling when thick, smart filling mode.
- A kind of 6. anti-pollution filling valve of antidrip as claimed in claim 2, it is characterised in that：Connect at the top of the spool (15) Center rod (6) is connected to, offers axially extending on the center rod (6) and runs through in the pumpback of its top end face and bottom face Chamber, the pumpback inner cavity of the center rod (6) are connected with the pumpback inner cavity of spool (15).
- A kind of 7. anti-pollution filling valve of antidrip as claimed in claim 6, it is characterised in that：Outside the center rod (6) Bellows (9) is set on wall and bellows (9) is located at the lower part of center rod (6), it is fixed to be connected with the top of the bellows (9) Position set (7), the bottom of the bellows (9) is connected with center rod (6).
- A kind of 8. implementation method of the anti-pollution filling valve of antidrip, it is characterised in that：Realized by pumpback device, pneumatic device Packaging process without water clock liquid in the case of long and short time and vibrations.
- A kind of 9. implementation method of the anti-pollution filling valve of antidrip as claimed in claim 8, it is characterised in that：Walked including valve opening Suddenly, air control unit is died, and spool (15), pumpback device uplink, spool (15) and the gap of valve nozzle (16) become larger, and is started thick It is filling；It is described it is thick it is filling after to enter essence filling, it is pneumatic to fill control and put outlet, spool (15), pumpback device downlink, spool (15) diminish with the gap of valve nozzle (16) let the liquid out valve nozzle (16) fluid column and flow velocity slow down switch to essence it is filling.
- A kind of 10. implementation method of the anti-pollution filling valve of antidrip as claimed in claim 8, it is characterised in that：Including closing valve Step, when requirement for reaching setting when essence is filling, start to close valve, pneumatic to fill control and put ventilation, spool (15), pumpback device downlink, The gap of spool (15) and valve nozzle (16) diminishes the closing completion of its fluid path is filling；It is delayed 0-1 seconds after filling valve is closed Afterwards, pneumatically fill control and put and die, spool (15) is fixed, pumpback device uplink, and valve nozzle (16) and spool (15) place is unnecessary Liquid be evacuated to the internal inner cavity of spool (15), so as to ensure that filling valve does not appear in long and short time and vibrations after valve is closed In the case of phenomenon without water clock liquid occur.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711407931.3A CN108033423A (en) | 2017-12-22 | 2017-12-22 | A kind of anti-pollution filling valve of antidrip and its implementation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711407931.3A CN108033423A (en) | 2017-12-22 | 2017-12-22 | A kind of anti-pollution filling valve of antidrip and its implementation |
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| Publication Number | Publication Date |
|---|---|
| CN108033423A true CN108033423A (en) | 2018-05-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711407931.3A Withdrawn CN108033423A (en) | 2017-12-22 | 2017-12-22 | A kind of anti-pollution filling valve of antidrip and its implementation |
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| CN110526193A (en) * | 2019-08-22 | 2019-12-03 | 楚天科技股份有限公司 | A kind of control method for preventing filling dropping liquid |
| CN110655027A (en) * | 2019-10-25 | 2020-01-07 | 四川成创包装机械科技有限公司 | Filling valve of antidrip |
| CN112010254A (en) * | 2020-09-28 | 2020-12-01 | 山东鲁花集团有限公司 | Edible oil filling method and filling machine |
| CN112093749A (en) * | 2020-09-16 | 2020-12-18 | 康季 | Aseptic cold canning system of preventing leaking plant extraction concentrate |
| CN112319879A (en) * | 2020-10-19 | 2021-02-05 | 陆方侯 | Automatic filling equipment of coating |
| CN113387311A (en) * | 2021-07-08 | 2021-09-14 | 广东建邦机械有限公司 | Edible oil filling valve |
-
2017
- 2017-12-22 CN CN201711407931.3A patent/CN108033423A/en not_active Withdrawn
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110526193A (en) * | 2019-08-22 | 2019-12-03 | 楚天科技股份有限公司 | A kind of control method for preventing filling dropping liquid |
| CN110526193B (en) * | 2019-08-22 | 2020-11-27 | 楚天科技股份有限公司 | Control method for preventing filling dropping liquid |
| CN110655027A (en) * | 2019-10-25 | 2020-01-07 | 四川成创包装机械科技有限公司 | Filling valve of antidrip |
| CN110655027B (en) * | 2019-10-25 | 2024-04-05 | 四川成创智能科技有限公司 | Drip-proof filling valve |
| CN112093749A (en) * | 2020-09-16 | 2020-12-18 | 康季 | Aseptic cold canning system of preventing leaking plant extraction concentrate |
| CN112010254A (en) * | 2020-09-28 | 2020-12-01 | 山东鲁花集团有限公司 | Edible oil filling method and filling machine |
| CN112319879A (en) * | 2020-10-19 | 2021-02-05 | 陆方侯 | Automatic filling equipment of coating |
| CN113387311A (en) * | 2021-07-08 | 2021-09-14 | 广东建邦机械有限公司 | Edible oil filling valve |
| CN113387311B (en) * | 2021-07-08 | 2022-07-05 | 广东建邦机械有限公司 | Edible oil filling valve |
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