CN202369371U - Two-stage combination valve of lipid filling - Google Patents
Two-stage combination valve of lipid filling Download PDFInfo
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- CN202369371U CN202369371U CN 201120416273 CN201120416273U CN202369371U CN 202369371 U CN202369371 U CN 202369371U CN 201120416273 CN201120416273 CN 201120416273 CN 201120416273 U CN201120416273 U CN 201120416273U CN 202369371 U CN202369371 U CN 202369371U
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- lipid
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Abstract
The utility model belongs to a filling valve suitable for the field of liquid and lipid and particularly discloses a two-stage combination valve of lipid filling, which comprises an inner valve and an outer valve sleeved outside the inner valve. The inner valve comprises a small-flow reset spring, an inner valve upper valve body, an inner valve lower valve body and an inner valve head, the inner valve head and the small-flow reset spring sleeved outside the inner valve head are arranged in the inner valve body, and the top portion of the inner valve head is fixed at the bottom end of a valve rod. The outer valve comprises an outer valve upper valve body, an outer valve lower valve body, an outer valve core (formed by the inner valve upper valve body and the inner valve lower valve body) and a large-flow reset spring, the inner valve body simultaneously serves as the outer valve core, the outer valve core and the large-flow reset spring are both sleeved on the middle portion of the valve rod, and the large-flow reset spring is arranged on the upper portion of the outer valve core. The two-stage combination valve is compact in structure, convenient to detach and clean and capable of adapting to flexible and variable production mode. When the two-stage combination valve is in a small flow, state of lipid flowing out of the valve body is stable and uniform, material blocking is thorough and fast, and filling accuracy can be ensured.
Description
Technical field
The utility model belongs to a kind of filling valve that is applicable to fields such as liquid, lipid, is specifically related to the lipid can two-stage combination valve that a kind of Weighing type bulking equipment guarantees filling accuracy and stability.
Background technology
Present domestic Weighing type lipid filling valve machine mainly contains two kinds of forms: split type bottle placer of big or small valve and two-stage single valve body bottle placer.
Size valve split type bottle placer adopts two valve bodies of size to carry out can usually, at first opens big valve body during can and carries out big flow can, closes big valve body then and opens little valve body and carry out the back segment can; Big valve body can guarantees filling speed; Little valve body can guarantees filling accuracy and fracture conformability, though this canning means can guarantee the conformability of filling accuracy and fracture, and the bottle placer complex structure; Filling valve dismounting cleaning is inconvenient, can not adapt to flexible and changeable can production requirement.
Two-stage single valve body bottle placer is widely used in the filling liquid field, and also there are many application in lipid can field, but has certain defective.
Two-stage single valve body filling valve mainly is made up of cylinder, valve rod, outer valve and spool.Two-stage refers to by the air cylinder driven valve rod and produces two strokes, makes to form two passage sections that vary in size between valve body and the spool, thereby forms the small-large flow of filling valve.During big flow status, the cross-sectional flow area of filling valve outlet is a circle; During the low discharge state, the cross-sectional flow area of filling valve outlet is an annular.It is no problem that this type of filling valve is used for filling liquid; But be used for the lipid can, when valve body is in the low discharge state, because the cross-sectional flow area of valve outlet is an annular; State labile when causing lipid to flow out; Bonding each other, drop in the product container with cause packaged not of uniform size, thereby be difficult to guarantee filling accuracy.
Summary of the invention
The purpose of the utility model is providing a kind of lipid can two-stage combination valve, and this valve arrangement is compact simple, and the dismounting cleaning is convenient; Can adapt to flexible and changeable production model, when this valve was in low discharge, lipid flowed out the in stable condition unanimity of valve body; Fracture is thoroughly rapid, can guarantee filling accuracy.
Realize the technical scheme of the utility model purpose: a kind of lipid can two-stage combination valve, this valve comprise the outer valve that internal valve is outer with being enclosed within internal valve, a shared valve rod between inside and outside two valves; Internal valve comprises valve body, interior valve head under low discharge retracing spring, internal valve upper valve body, the internal valve; Internal valve upper valve body top and stem bottom are connected; Internal valve upper valve body bottom is installed under the internal valve on the valve body and both constitute inner valve body; Valve head and the low discharge retracing spring that is enclosed within outside the interior valve head in being provided with in the inner valve body, the top of low discharge retracing spring is pressed in the bottom of internal valve upper valve body, and the internal valve head is connected the valve rod bottom; Outer valve comprises valve body under cylinder, cylinder Connection Block, valve rod, outer valve upper valve body, the outer valve, outer spool, big flow retracing spring; Cylinder bottom is installed in cylinder Connection Block top; Cylinder Connection Block bottom is installed in outer valve upper valve body top, and outer valve upper valve body bottom is installed in valve body top under the outer valve, and outer spool is made up of valve body under internal valve upper valve body and the internal valve; Outer spool all is enclosed within outside the valve rod middle part with big flow retracing spring, and big flow retracing spring is positioned at the top of outer spool.
Described valve stem tip is provided with and can drives the cylinder that it does straight reciprocating motion, captives joint through the valve rod connector between the cylinder rod of valve stem tip and cylinder.
Described valve rod connector upper end is threaded valve rod connector lower end and valve rod clamping with cylinder rod.
Described outer valve upper valve body top center has the hole, is provided with the sealing member installation sleeve in this hole; Outer valve upper valve body middle part is provided with the inlet point with its internal communication, and the valve body bottom is provided with discharging opening under the outer valve.
Be provided with seal ring between described outer valve upper valve body and the seal ring installation sleeve
Be provided with packing seal between the valve body under described outer valve upper valve body and the outer valve.
The useful technique effect of the utility model is: when (1) this valve was used for lipid or the can of sauce class, compact conformation was simple, and the dismounting cleaning is convenient, adapts to flexible and changeable production model.(2) bottle placer that constitutes with this filling valve, when the small-large flow state, the cross-sectional flow area of filling valve outlet is an osed top circle, and when the low discharge state, material flows out the in stable condition unanimity of valve body like this, and fracture is thoroughly rapid, can guarantee filling accuracy; When forming automatic filling line with this bottle placer, can save weighs rechecks station and artificial adjustment can amount position.(3) the inside and outside valve of this valve all is designed with retracing spring, and when cylinder was died, inside and outside valve automatically reset and cuts out, prevent sudden power or when dying material leak, cause material waste and contaminated environment.
Description of drawings
Fig. 1 is the structural representation of a kind of lipid can two-stage combination valve that the utility model provided;
The structural representation of Fig. 2 during for the big flow status of a kind of lipid can two-stage combination valve that the utility model provided;
The structural representation of Fig. 3 during for the low discharge state of a kind of lipid can two-stage combination valve that the utility model provided;
The structural representation of Fig. 4 during for the closed condition of a kind of lipid can two-stage combination valve that the utility model provided.
Among the figure: 1. cylinder, 2. big flow retracing spring, 3. valve rod, valve body under the 4. outer valve, 5. low discharge retracing spring; 6. valve body under the internal valve, 7. in valve head, 8. outer valve pocket, 9. internal valve cavity, 10. internal valve upper valve body; 11. packing seal, 12. outer valve upper valve bodies, 13. spring washers, 14. seal ring installation sleeves; 15. seal ring, 16. cylinder Connection Blocks, 17. valve rod connectors, 18. cylinder rods.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is done further explain.
As shown in Figure 1, pass through bolted connection between cylinder 1 bottom and the cylinder Connection Block 16.Bolted connection is passed through with outer valve upper valve body 12 in cylinder Connection Block 16 bottoms, and cylinder Connection Block 16 bottom centre have circular port and match with the top convex shoulder of outer valve upper valve body 12.The cylinder rod 18 of cylinder 1 passes the centre hole at cylinder Connection Block 16 tops; Captive joint with valve rod 3 tops through valve rod connector 17 in the bottom of cylinder rod 18; The bottom of cylinder rod 18 is threaded with valve rod connector 17, and valve rod connector 17 connects with valve rod 3 top card loads.
As shown in Figure 1; Be connected through four bolt between outer can upper valve body 12 and the cylinder mount pad 16 and both connecting bridges are positioned at outside the valve body of this can combination valve; Outer can upper valve body 12 tops are provided with circular convex shoulder and cooperate butt joint with the circular port of cylinder mount pad 16 lower ends, play the radial location effect.Be with seal ring installation sleeve 14 between outer valve upper valve body 12 and the valve rod 3; Seal ring installation sleeve 14 is cylindrical shapes that the top is provided with boss; The boss at seal ring installation sleeve 14 tops is stuck in the annular groove at outer valve upper valve body 12 circular convex shoulder tops, and is connected through bolt between the circular convex shoulder of outer valve upper valve body 12 and the seal ring installation sleeve 14.Be provided with two seals circle 15 up and down between seal ring installation sleeve 14 and the valve rod 3, valve stem packing ring 15 is rubber material sealing O type circle.
As shown in Figure 1, valve rod is with internal valve upper valve body 10 outside 3 bottoms, and the groove of the bottom of internal valve upper valve body 10 is stuck in outside the boss of valve rod 3 bottoms; Internal valve upper valve body 10 is the circular flange dish, and its bottom is outer to be provided with boss, and its inside is provided with the step circular hole.Big flow retracing spring 2 be enclosed within valve rod 3 outer and outside between the top of valve upper valve body 12 top circular convex shoulder bottoms and internal valve upper valve body 10.In the groove of the bottom of valve upper valve body 12 top circular convex shoulders, bottom, the seal ring installation sleeve of big flow retracing spring 2 tops and outer valve upper valve body 12 top circular convex shoulders are provided with spring washer 13 between 14 bottoms to big flow retracing spring 2 top card outside.Big flow retracing spring 2 bottoms are pressed in the top of internal valve upper valve body 10.Be connected through bolt between the valve body 6 under the boss of internal valve upper valve body 10 bottoms and the internal valve, constitute inner valve body, inner valve body also is outer spool.Valve body 6 is the U-shaped cylindrical shell under the internal valve.
As shown in Figure 1, interior valve head 7 is enclosed within outside valve rod 3 bottoms, and between the two through the screw thread captive joint.Interior valve head 7 middle parts are provided with boss, and in low discharge retracing spring 5 is enclosed within outside the valve head 7, and low discharge retracing spring 5 tops are positioned at the bottom of internal valve upper valve body 10, and low discharge retracing spring 5 bottoms are positioned at the boss top of valve head 7.Interior valve head 7 all is positioned at inner valve body with low discharge retracing spring 5.
As shown in Figure 1, the lower end of outer valve upper valve body 12 is a cylindrical shape, and a side at valve body 12 middle parts is provided with the inlet point A with its internal communication under the outer valve, inlet point A be cylindrical shape and and outer valve upper valve body 12 between welding.Be provided with boss outside the bottom of outer valve upper valve body 12.Be with under the outer valve valve body 4 outside outer valve upper valve body 12 bottoms and between the two through the screw thread captive joint, be provided with seal ring 11 between valve body 4 tops under the boss of outer valve upper valve body 12 bottoms and the outer valve, seal ring 11 is for gathering polytetrafluoroethylsealed sealed packing ring.Valve body 4 is the U-shaped cylindrical shell under the outer valve, under the outer valve valve body 4 bottoms be provided with internal valve under the discharging opening B that cooperates of valve body 6 external shape.
As shown in Figure 1, valve rod 3, low discharge retracing spring 5, internal valve upper valve body 10, internal valve lower body 6, interior valve head 7 have constituted little filling valve of in-to-in, and internal valve cavity 9 is the valve pocket of little filling valve.Valve body 4, big flow retracing spring 2 and outer spool have constituted an exterior big filling valve under valve rod 3, outer valve upper valve body 12, seal ring installation sleeve 14, the outer valve, and outer valve pocket 8 is the valve pocket of big filling valve.Be sleeved on together inside and outside two valves, form this two-stage combination valve.
When cylinder two-stage drive inner valve body and interior valve head 7, form small-large flow as shown in Figures 2 and 3.
As depicted in figs. 1 and 2, when cylinder rod 18 is regained fully, valve rod 3 upward movements; Low discharge retracing spring 5 at first is compressed, and internal valve upper valve body 10 is mentioned by valve rod, and big then flow retracing spring 2 is by 10 compressions of internal valve upper valve body; The end opening of valve body 4 is opened fully under the outer valve, forms big flow.
As shown in figures 1 and 3, when cylinder rod 18 stretches out a half (cylinder 1 is opened one-level), valve rod 3 moves downward; The big flow retracing spring 2 of compression is released; Valve body 6 is sealed the end opening of valve body 4 under the outer valve under the internal valve, and internal valve cavity 9 is interlinked to the outside through the end opening and the valve of valve body under the internal valve 6, forms low discharge.
Like Fig. 1 and shown in Figure 4, when cylinder rod 18 stretches out fully (cylinder 1 is opened two-stage), valve rod 3 continues to move downward, and the low discharge retracing spring 5 of compression is released, and interior valve head 7 is sealed the end opening of valve body under the internal valve 6, and filling valve is closed.
As depicted in figs. 1 and 2, when valve body was in big flow status, the round mouth of the bottom of valve body 4 was opened fully under the outer valve, and the material of outflow is cylindric.As shown in figures 1 and 3, when valve body was in the low discharge state, the round mouth of valve body 4 bottoms was sealed under the outer valve; The round mouth of valve body 6 bottoms is opened fully under the internal valve; The material that flows out is the roundlet column, so during the small-large flow state, the cross-sectional flow area of filling valve outlet is an osed top circle.
When forming low discharge as shown in Figure 3 in the air cylinder driven during valve head 7, the cross-sectional flow area of filling valve outlet is an osed top circle, rather than annular; So when the low discharge state; Material flows out the in stable condition unanimity of valve body, and fracture is thoroughly rapid, can guarantee filling accuracy.Like Fig. 1 and shown in Figure 4, inside and outside valve all is designed with retracing spring, and when cylinder was died, inside and outside valve automatically reset and cuts out, prevent sudden power or when dying material leak.
Combine accompanying drawing and embodiment that the utility model has been done detailed description above; But the utility model is not limited to the foregoing description; In the ken that those of ordinary skills possessed, can also under the prerequisite that does not break away from the utility model aim, make various variations.The content of not doing in the utility model to describe in detail all can adopt prior art.
Claims (6)
1. lipid can two-stage combination valve is characterized in that: this valve comprises the outer valve that internal valve is outer with being enclosed within internal valve, a shared valve rod (3) between inside and outside two valves; Internal valve comprises valve body (6), interior valve head (7) under low discharge retracing spring (5), internal valve upper valve body (10), the internal valve; Internal valve upper valve body (10) top and valve rod (3) bottom are connected; Internal valve upper valve body (10) bottom is installed in that valve body under the internal valve (6) is gone up and both constitute inner valve body; Be provided with interior valve head (7) in the inner valve body and be enclosed within the outer low discharge retracing spring (5) of interior valve head (7); The top of low discharge retracing spring (5) is pressed in the bottom of internal valve upper valve body (10), and interior valve head (7) top is connected valve rod (3) bottom; Outer valve comprises valve body (4) under cylinder (1), cylinder Connection Block (16), valve rod (3), outer valve upper valve body (12), the outer valve, outer spool, big flow retracing spring (2); Cylinder (1) bottom is installed in cylinder Connection Block (16) top; Cylinder Connection Block (16) bottom is installed in outer valve upper valve body (12) top; Outer valve upper valve body (12) bottom is installed in valve body under the outer valve (4) top; Outer spool is made up of valve body (6) under internal valve upper valve body (10) and the internal valve, and outer spool all is enclosed within outside valve rod (3) middle part with big flow retracing spring (2), and big flow retracing spring (2) is positioned at the top of outer spool.
2. a kind of lipid can two-stage combination valve according to claim 1; It is characterized in that: described valve rod (3) top is provided with and can drives its cylinder of doing straight reciprocating motion (1), captives joint through valve rod connector (17) between the cylinder rod (18) of valve rod (3) top and cylinder (1).
3. a kind of lipid can two-stage combination valve according to claim 2 is characterized in that: described valve rod connector (17) upper end is threaded valve rod connector (17) lower end and valve rod (3) clamping with cylinder rod (18).
4. according to claim 1,2 or 3 described a kind of lipid can two-stage combination valves, it is characterized in that: described outer valve upper valve body (12) top center has the hole, is provided with sealing member installation sleeve (14) in this hole; Outer valve upper valve body (12) middle part is provided with the inlet point (A) with its internal communication, and valve body under the outer valve (4) bottom is provided with discharging opening (B).
5. a kind of lipid can two-stage combination valve according to claim 4 is characterized in that: be provided with seal ring (15) between described outer valve upper valve body (12) and the seal ring installation sleeve (14)
6. a kind of lipid can two-stage combination valve according to claim 5 is characterized in that: be provided with packing seal (11) under described outer valve upper valve body (12) and the outer valve between the valve body (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120416273 CN202369371U (en) | 2011-10-27 | 2011-10-27 | Two-stage combination valve of lipid filling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120416273 CN202369371U (en) | 2011-10-27 | 2011-10-27 | Two-stage combination valve of lipid filling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202369371U true CN202369371U (en) | 2012-08-08 |
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ID=46593084
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120416273 Expired - Lifetime CN202369371U (en) | 2011-10-27 | 2011-10-27 | Two-stage combination valve of lipid filling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202369371U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102897700A (en) * | 2012-08-15 | 2013-01-30 | 北京强度环境研究所 | Upper-opening-type filling valve with central small flow rate |
| CN103086310A (en) * | 2011-10-27 | 2013-05-08 | 北京强度环境研究所 | Two-stage combination valve of lipid filling |
| CN105967129A (en) * | 2016-06-17 | 2016-09-28 | 北京航天斯达科技有限公司 | Three-stage filling valve capable of achieving self negative suction |
-
2011
- 2011-10-27 CN CN 201120416273 patent/CN202369371U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103086310A (en) * | 2011-10-27 | 2013-05-08 | 北京强度环境研究所 | Two-stage combination valve of lipid filling |
| CN103086310B (en) * | 2011-10-27 | 2014-12-10 | 北京强度环境研究所 | Two-stage combination valve of lipid filling |
| CN102897700A (en) * | 2012-08-15 | 2013-01-30 | 北京强度环境研究所 | Upper-opening-type filling valve with central small flow rate |
| CN105967129A (en) * | 2016-06-17 | 2016-09-28 | 北京航天斯达科技有限公司 | Three-stage filling valve capable of achieving self negative suction |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120808 |