CN103090015B - Liquid filling combined valve with function of negative pressure suction - Google Patents
Liquid filling combined valve with function of negative pressure suction Download PDFInfo
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- CN103090015B CN103090015B CN201110332243.1A CN201110332243A CN103090015B CN 103090015 B CN103090015 B CN 103090015B CN 201110332243 A CN201110332243 A CN 201110332243A CN 103090015 B CN103090015 B CN 103090015B
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- valve
- filling
- valve body
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- negative suction
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Abstract
The invention relates to a filling valve for liquid filling machines, in particular to a liquid filling combined valve with the function of negative pressure suction. The liquid filling combined valve comprises an inner negative pressure suction valve and an outer filling valve sleeved outside the same. The inner valve and the outer vale share a stem. The upper portion of the stem is located outside the outer filling valve. The lower portion of the stem serves as an upper valve block of the inner negative pressure suction valve. A cylinder driving the stem to linearly reciprocate is disposed at the top end of the stem. The liquid filling combined valve with the function of negative pressure suction is compact and simple in structure. When closed, the liquid filling combined valve is capable of sucking filling material which drops, so that dropping is prevented effectively and package pollution is prevented. When opened, the liquid filling combined valve discharges the sucked material to material flow, so that maintenance cost is lowered and waste of the material is lowered.
Description
Technical field
The present invention relates to a kind of filling valve of liquid bottle filler, be specifically related to a kind of Weighing type bulking equipment and ensure filling accuracy and prevent the filling combination valve of the band of water clock negative suction functional liquid.
Background technique
Current domestic Weighing type liquid bottle filler valve body prevents water clock from mainly containing two kinds of forms: add receiver and add negative suction device.
Add receiver can prevent most of water clock but can not avoid completely, and affect filling speed, particularly on rotation weighing filling machine, because the restriction of space and structure cannot install receiver additional.Install negative device of inhaling additional and can solve dripping problems while guarantee filling speed, but installing negative mode of inhaling device at present additional is at filling head Center through hole, then in a set of negative-pressure ward system of the outside bamboo product of filling head, the liquid of filling end drip is siphoned away.This mode makes filling machine complex structure, and the filling material of negative sucking-off also can cause very large waste.
Summary of the invention
The object of the present invention is to provide the filling combination valve of a kind of band negative suction functional liquid, this valve arrangement is simply compact, the filling material of drip can siphon away when closing by this valve body, effectively prevent water clock, preventing pollution packing material, during valve opening, the material of sucking-off last time is flow back to material flow by valve body, namely decreases maintenance cost and also reduces material waste.
Realize the technological scheme of the object of the invention: a kind of band is negative inhales the filling combination valve of functional liquid, and this valve comprises interior negative suction valve and is enclosed within the outer filling valve outside interior negative suction valve, shares a valve rod between inside and outside two valves; Described interior negative suction valve comprises negative inhales valve body and interior negative suction spool under valve Returnning spring, interior negative suction, negative valve Returnning spring top of inhaling is positioned at stem bottom and valve body under being positioned at negative suction, negative suction bottom valve Returnning spring is provided with interior negative suction spool, in negative spool top of inhaling to be enclosed within interior negative suction in valve body, in negative bottom of inhaling spool to be positioned under negative suction outside valve body, interior negative spool of inhaling can slide up and down in valve body under interior negative suction, in negative bottom of inhaling spool be connected with valve head, bear in being formed between valve body under interior negative suction spool and interior negative suction and inhale chamber.
Described valve rod top is positioned at outer filling valve, and stem lower portion is interior negative suction valve upper valve body; Valve stem tip connection can drive it to make the cylinder of straight reciprocating motion.
Embedded seal ring between valve body under described interior negative suction spool and interior negative suction.
Described outer filling valve comprises cylinder, cylinder connecting base, valve rod connecting head, cylinder column, outer filling upper valve body, outer filling lower valve body and filling Returnning spring; Cylinder connecting base top is connected with cylinder, is connected bottom cylinder connecting base with outer filling upper valve body top; Valve rod connecting head upper end is connected with cylinder rod, valve rod connecting head lower end and valve rod clamping; Be connected with outer filling lower body top bottom outer filling upper valve body, be provided with the material feeding mouth that be communicated with inner with it in the middle part of outer filling upper valve body, outer filling lower body base is provided with discharge port, and filling Returnning spring is enclosed within outside valve rod.
Sealing gasket is provided with between described outer filling upper valve body and outer filling lower valve body.
Valve stem packing ring installation sleeve is provided with between described outer filling upper valve body and valve rod.
Valve stem packing ring is provided with between described valve stem packing ring installation sleeve and valve rod.
Beneficial effect of the present invention: the filling machine that (1) is formed with this filling valve, makes filling machine structure simple, need not additional negative desorption system, and negative valve and the filling valve design inhaled is integrally, and valve body structure is compact, can effectively prevent liquid material water clock.(2), when this filling valve is filling for liquid material, the filling material of drip can be siphoned away, prevent liquid material water clock, avoid polluting packing material, during valve opening, the material of sucking-off last time is flow back to material flow by valve body, namely decreases maintenance cost and also reduces material waste.(3) this valve is provided with Returnning spring, and when cylinder is died, valve body automatically resets closedown, and when preventing unexpected power-off or die, material leaks, and causes material waste and befouling environment.
Accompanying drawing explanation
Fig. 1 is provided by the present invention a kind of with the negative structural representation inhaling the filling combination valve of functional liquid
Fig. 2 is the schematic diagram of the valve body valve opening state shown in Fig. 1;
Fig. 3 is the schematic diagram of the valve body close valve state shown in Fig. 1.
In figure: 1. cylinder, 2. filling Returnning spring, 3. valve rod, 4. outer filling lower valve body, 5. negative suction valve Returnning spring, bears 6. and inhales lower valve body, negative suction spool 7., 8. negative suction chamber, 9. valve head, 10. negative suction chamber seal ring in, 11. sealing gaskets, 12. outer filling upper valve bodies, 13. valve stem packing rings, 14. valve stem packing ring installation sleeves, 15. cylinder fitting seats, 16. valve rod connecting heads, 17. cylinder rod, 18. filling chambeies, 19. spring washers.
Embodiment
Below in conjunction with drawings and Examples, the present invention is described in further detail.
As shown in Figure 1, be fixedly mounted on cylinder fitting seat 15 top bottom cylinder 1 by four bolts, these four bolts are evenly arranged along the circumference of cylinder fitting seat 15.Be fixedly connected with by four bolts bottom cylinder fitting seat 15 with between outer filling upper valve body 12 top, and both attachment portions are positioned at outside the valve body of this filling liquid combination valve, these four bolts are evenly arranged along the circumference of cylinder fitting seat 15.The bottom of the cylinder rod 17 of cylinder 1 is fixedly connected with valve rod connecting head 16 screw thread, and valve rod connecting head 16 and the load of valve rod 3 top card connect.
As shown in Figure 1, the circular crossette at outer filling upper valve body 12 top coordinates with the circular port of cylinder fitting seat 15 lower end and docks, and plays radial location effect.The circular crossette center at the top of outer filling upper valve body 12 has circular port, is set with valve stem packing ring installation sleeve 14 in this circular port.The circular crossette of outer filling upper valve body 12 is fixedly connected with by four bolts with between valve stem packing ring installation sleeve 14, and these four bolts are evenly arranged along the circumference of valve stem packing ring installation sleeve 14.Valve stem packing ring installation sleeve 14 is cylindrical shapes that top is provided with boss, and the boss at valve stem packing ring installation sleeve 14 top is stuck in the annular groove in the circular crossette top of outer filling upper valve body 12.Valve rod 3, through the center hole of valve stem packing ring 13 installation sleeve 14, is provided with upper and lower twice valve stem packing ring 13 between valve stem packing ring installation sleeve 14 and valve rod 3, valve stem packing ring 13 is quality of rubber materials sealing O type circle.
As shown in Figure 1, it is outer and be positioned at the bottom of outer filling upper valve body 12 that filling Returnning spring 2 is enclosed within valve rod 3, in the groove of filling Returnning spring 2 top card outside bottom the circular crossette of filling upper valve body 12.Spring washer 19 is provided with between the groove of filling Returnning spring 2 and outer filling upper valve body 12.Be cylinder shape groove bottom valve rod 3, groove top is provided with the Kong Lu be interlinked to the outside with bar, is stuck on the crossette bottom valve rod 3 bottom filling Returnning spring 2.Be bolted to connection between valve body 6 under boss bottom valve rod 3 and interior negative suction, under interior negative suction, valve body 6 is U-shaped cylindrical shell.Boss bottom valve rod 3 is the upper valve body of interior negative suction valve simultaneously.
Be provided with negative suction valve Returnning spring 5 in low groove bottom valve rod 3, negative suction bottom valve Returnning spring 5 is provided with interior negative suction spool 7.In negative spool 7 top of inhaling be stuck in the cylindrical shell of valve body 6 under interior negative suction, the bottom of interior negative suction spool 7 to reach under interior negative suction outside bottom valve body 6.The interior negative bottom overcoat inhaling spool 7 is had valve head 9 and is fixedly connected with by screw thread between the two, in negative inhale to be formed between valve body 6 under spool 7 and interior negative suction in bear and inhale chamber 8, interior negative spool 7 of inhaling is designed with the Kong Lu communicated with interior negative suction chamber 8, and the hole road the other end is connected to outside valve head.In negative to inhale under spool 7 and interior negative suction embedded seal ring 10 between valve body 6.
As shown in Figure 1, outer filling upper valve body 12 is cylindrical shape, and the side in the middle part of outer filling upper valve body 12 is provided with the material feeding mouth A that be communicated with inner with it, and material feeding mouth A is cylindrical shape and welds with between outer filling upper valve body 12.Boss is provided with outside the middle and lower part of outer filling upper valve body 12.Be externally connected with outer filling lower valve body 4 bottom outer filling upper valve body 12 and be fixedly connected with by screw thread between the two, seal washer 11 is provided with between the boss of outer filling upper valve body 12 middle and lower part and outer filling lower valve body 4 top, seal washer 11 is polytetrafluoro packing ring, outer filling lower valve body 4 is U-shaped cylindrical shell, is provided with the discharge port B coordinated with valve head 9 bottom shape bottom outer filling lower valve body 4.
As shown in Figure 1, valve rod 3, negative inhale valve body 6 under valve Returnning spring 5, interior negative suction, interior negative suction spool 7 constitutes an inner little interior negative suction valve, outer filling lower valve body 4, outer filling upper valve body 12, valve rod 3, filling Returnning spring 2 and valve head 9 constitute a large outer filling valve.Be that outer filling valve pocket 18, two valve inner-outer sleeves are fitted together between interior negative suction valve and outer filling valve.
As depicted in figs. 1 and 2, when the cylinder rod 17 of cylinder 1 moves upward, thus drive outer filling valve to open, interior negative suction valve body is upwards mentioned, and valve head 9 leaves filling lower valve body 4, and the material entered from A mouth carries out filling from the outflow of B mouth; Now, interior negative suction spool 7 promotes downwards by negative valve Returnning spring 5 of inhaling, and the interior negative suction chamber 8 of interior negative suction valve diminishes; Thus by the end of a upper filling beat, the liquid material of suction is again discharged by the hole road of interior negative suction spool 7 and valve head 9 and negatively inhaled chamber 8, discharge by the trickling liquid material of sucking-off when closing valve last time and get back to material flow.
As shown in figures 1 and 3, when the piston rod 17 of cylinder 1 moves downward thus drives outer filling valve to close, interior negative suction valve body moves downward, and when cylinder drives half stroke, valve head 9 gets back to the bottom of filling lower valve body 4.Turned off by A mouth, liquid material stops flowing out from A mouth, and the piston rod 17 of cylinder 1 continues to move downward.Now, because interior negative suction spool 7 and valve head 9 have arrived the bottom of outer filling lower valve body 4, so valve body 6 continues to move downward to compress and negatively inhales Returnning spring 5 under valve rod 3 and interior negative suction, interior negative suction chamber 8 is made to become large, thus the liquid material that when valve head 9 being turned off filling valve, drip converges sucks in interior negative suction valve pocket 8 by the hole road of interior negative suction spool 7 and valve head 9, filling accuracy and filling speed can be ensured, avoid trickling liquid material to pollute packing material.This fluid filling valve is provided with filling Returnning spring 2 and negatively inhales valve Returnning spring 5, and when cylinder 1 is died, under outer filling valve body 4 and interior negative suction, valve body 6 all automatically resets closedown, and when preventing unexpected power-off or die, material leaks.
In conjunction with the accompanying drawings and embodiments the present invention is explained in detail above, but the present invention is not limited to above-described embodiment, in the ken that those of ordinary skill in the art possess, various change can also be made under the prerequisite not departing from present inventive concept.The content be not described in detail in specification of the present invention all can adopt prior art.
Claims (7)
1. band is negative inhales the filling combination valve of functional liquid, and this valve comprises interior negative suction valve and is enclosed within the outer filling valve outside interior negative suction valve, shares a valve rod (3) between inside and outside two valves, it is characterized in that, described interior negative suction valve comprises negative suction valve Returnning spring (5), the lower valve body (6) of interior negative suction and interior negative suction spool (7), negative valve Returnning spring (5) top of inhaling is positioned at valve rod (3) bottom, and valve body (6) under being positioned at negative suction, negative valve Returnning spring (5) bottom of inhaling is provided with interior negative suction spool (7), in negative spool (7) top of inhaling to be enclosed within interior negative suction in valve body (6), under interior negative bottom of inhaling spool (7) is positioned at negative suction, valve body (6) outward, interior negative spool (7) of inhaling can slide up and down in valve body (6) under interior negative suction, interior negative bottom of inhaling spool (7) is connected with valve head (9), in negative suction forms interior bearing between spool (7) with valve body (6) under interior negative suction and inhales chamber (8).
2. one band according to claim 1 is negative inhales the filling combination valve of functional liquid, and it is characterized in that: described valve rod (3) top is positioned at outer filling valve, valve rod (3) bottom is interior negative suction valve upper valve body; Valve rod (3) top connects can drive its cylinder doing straight reciprocating motion (1).
3. one band according to claim 2 is negative inhales the filling combination valve of functional liquid, it is characterized in that: embedded seal ring (10) between valve body (6) under described interior negative suction spool (7) and interior negative suction.
4. the one band according to claim 1,2 or 3 is negative inhales the filling combination valve of functional liquid, it is characterized in that: described outer filling valve comprises cylinder (1), cylinder connecting base (15), valve rod connecting head (16), cylinder column (17), outer filling upper valve body (12), outer filling lower valve body (4) and filling Returnning spring (2); Cylinder connecting base (15) top is connected with cylinder (1), and cylinder connecting base (15) bottom is connected with outer filling upper valve body (12) top; Valve rod connecting head (16) upper end is connected with cylinder column (17), valve rod connecting head (16) lower end and valve rod (3) clamping; Outer filling upper valve body (12) bottom is connected with outer filling lower valve body (4) top, outer filling upper valve body (12) middle part is provided with the material feeding mouth (A) that be communicated with inner with it, outer filling lower valve body (4) bottom is provided with discharge port (B), and filling Returnning spring (2) is enclosed within valve rod (3) outward.
5. one band according to claim 4 is negative inhales the filling combination valve of functional liquid, it is characterized in that: be provided with sealing gasket (11) between described outer filling upper valve body (12) and outer filling lower valve body (4).
6. one band according to claim 4 is negative inhales the filling combination valve of functional liquid, it is characterized in that: be provided with valve stem packing ring installation sleeve (14) between described outer filling upper valve body (12) and valve rod (3).
7. one band according to claim 6 is negative inhales the filling combination valve of functional liquid, it is characterized in that: be provided with valve stem packing ring (13) between described valve stem packing ring installation sleeve (14) and valve rod (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110332243.1A CN103090015B (en) | 2011-10-27 | 2011-10-27 | Liquid filling combined valve with function of negative pressure suction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110332243.1A CN103090015B (en) | 2011-10-27 | 2011-10-27 | Liquid filling combined valve with function of negative pressure suction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103090015A CN103090015A (en) | 2013-05-08 |
| CN103090015B true CN103090015B (en) | 2015-06-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110332243.1A Active CN103090015B (en) | 2011-10-27 | 2011-10-27 | Liquid filling combined valve with function of negative pressure suction |
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| CN (1) | CN103090015B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104163395B (en) * | 2014-07-18 | 2016-03-23 | 杭州中亚机械股份有限公司 | A kind of filling valve |
| CN106726572B (en) * | 2016-12-21 | 2019-07-05 | 郑洪玲 | A kind of structure improved medical fluid cut-off device |
| CN107399706B (en) * | 2017-09-06 | 2023-03-21 | 辽宁恒信生物科技有限公司 | Low-vacuum negative-suction type drip-proof liquid filling head |
| CN114229773A (en) * | 2021-12-10 | 2022-03-25 | 徐州景木桑拿设备有限公司 | A antidrip device for bathing liquid formula liquid filling machine |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201678436U (en) * | 2010-05-04 | 2010-12-22 | 泸州江旭机械制造有限责任公司 | Filling valve |
| EP2275381A2 (en) * | 2009-07-16 | 2011-01-19 | Krones AG | Device for filling drinks with CIP cap control |
| CN201952217U (en) * | 2010-12-22 | 2011-08-31 | 广东轻工机械二厂有限公司 | Evacuating device for beer 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 |
Family Cites Families (1)
| 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 |
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2011
- 2011-10-27 CN CN201110332243.1A patent/CN103090015B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2275381A2 (en) * | 2009-07-16 | 2011-01-19 | Krones AG | Device for filling drinks with CIP cap control |
| CN201678436U (en) * | 2010-05-04 | 2010-12-22 | 泸州江旭机械制造有限责任公司 | Filling valve |
| CN201952217U (en) * | 2010-12-22 | 2011-08-31 | 广东轻工机械二厂有限公司 | Evacuating device for beer 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 |
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| CN103090015A (en) | 2013-05-08 |
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