CN103410987A - Abrasion-free and leakage-free flow-controlling valve device and flow-controlling method thereof - Google Patents
Abrasion-free and leakage-free flow-controlling valve device and flow-controlling method thereof Download PDFInfo
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- CN103410987A CN103410987A CN2013102896762A CN201310289676A CN103410987A CN 103410987 A CN103410987 A CN 103410987A CN 2013102896762 A CN2013102896762 A CN 2013102896762A CN 201310289676 A CN201310289676 A CN 201310289676A CN 103410987 A CN103410987 A CN 103410987A
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- stifled
- valve
- feeding mouth
- material feeding
- adjustable
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- 238000000034 method Methods 0.000 title claims abstract description 31
- 239000000463 material Substances 0.000 claims abstract description 79
- 239000012528 membrane Substances 0.000 claims abstract description 19
- 210000004907 gland Anatomy 0.000 claims description 12
- 230000000903 blocking effect Effects 0.000 claims description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims 1
- 235000017491 Bambusa tulda Nutrition 0.000 claims 1
- 241001330002 Bambuseae Species 0.000 claims 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims 1
- 239000011425 bamboo Substances 0.000 claims 1
- 238000007789 sealing Methods 0.000 abstract description 14
- 238000005299 abrasion Methods 0.000 abstract 1
- 230000003068 static effect Effects 0.000 description 4
- 230000033001 locomotion Effects 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005429 filling process Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
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Abstract
The invention discloses an abrasion-free and leakage-free flow-controlling valve device and a flow-controlling method of the abrasion-free and leakage-free flow-controlling valve device. The abrasion-free and leakage-free flow-controlling valve device comprises a valve body and an adjustable-stroke three-position air cylinder, wherein the adjustable-stroke three-position air cylinder is located above the valve body, a membrane type sealing component is arranged at the upper end of the valve body, the adjustable-stroke three-position air cylinder is arranged on the membrane type sealing component, and a power output rod of the adjustable-stroke three-position air cylinder penetrates through the membrane type sealing component and enters a material cavity inside the valve body to control the flow of materials inside the material cavity. By adopting the technical method that the membrane type sealing component is matched with a valve plug, the abrasion-free and leakage-free flow-controlling valve device and the flow-controlling method of the abrasion-free and leakage-free flow-controlling valve device effectively lower hydraulic impact, are free of friction and abrasion, thereby largely reducing the phenomenon of material leakage of equipment and prolonging the service life of the equipment.
Description
Technical field
The present invention relates to control amount valve means and the control metering method thereof in material-filling field, relate in particular to a kind of without wearing and tearing nothing leakage control amount control valve unit and control metering method thereof.
Background technique
Material is carried out in filling process, usually can use control amount valve, existing control amount valve generally adopts the technological means of ball valve, and ball valve is to realize the UNICOM of pipeline and disconnection by the rotation that valve rod rotates to drive spheroid.In the working procedure of ball valve, owing to being dynamic seal (packing), spheroid meeting and valve seat rub, and valve rod also can rub with the O RunddichtringO simultaneously, will occur in the course of time to leak because wearing and tearing cause bad causing of sealing.If impurity is arranged in pipeline, it is serious that spheroid and prooving of valve seat aggravation life-span are reduced leakage.Particularly ball valve all adopts the mode of a spheroid and two valve seats to seal, by the rotation between spheroid and valve seat, realize the control amount, in this process, relative friction being arranged between spheroid and valve seat is motive sealing, because operation hours is long, between spheroid and ball seat, have certain wearing and tearing, sealing effect is descended, thus the phenomenon that material occurs leaking.More outstanding is on valve rod cover has O RunddichtringO or chev(e)ron ring, thrust cushion cover etc., valve rod has relative fricting movement (motive sealing) with O type sealed picture in the process of the frequent open and close of valve body, the Sealings such as O type sealed picture have wear phenomenon, thereby cause the club place to leak material.
Therefore, prior art needs further improve and develop.
Summary of the invention
In view of above-mentioned the deficiencies in the prior art, the object of the present invention is to provide a kind of nothing wearing and tearing without leaking control amount control valve unit and control metering method thereof, effectively reduce hydraulic shock, realize that the nothing wearing and tearing of control amount valve are filling without leaking.
Technological scheme of the present invention is as follows:
A kind of without wearing and tearing nothing leakage control amount control valve unit, it comprises valve body and three cylinders of range-adjustable, three cylinders of described range-adjustable are positioned at described valve body top, wherein, described valve body upper end is provided with a diaphragm type black box, three cylinders of described range-adjustable are arranged on described diaphragm type black box, and the power output rod of three cylinders of described range-adjustable passes described diaphragm type black box and enters in the material cavity in described valve body, control the flow of material in described material cavity.
Described without wearing and tearing nothing leakage control amount control valve unit, wherein, described material cavity is arranged in described valve body, on described valve body, be provided with material feeding mouth and discharge port, described material feeding mouth, described discharge port all is connected with described material cavity, stifled near the valve be provided with in the described material cavity of described material feeding mouth be used to controlling described material feeding mouth mass flow, the stifled termination that is arranged on described power output rod of described valve, described valve is stifled to be moved down, the mass flow of described material feeding mouth increases, described valve is stifled to move up, the mass flow of described material feeding mouth reduces, until described material feeding mouth is closed.
Described wherein, described material feeding mouth, described discharge port and described material cavity are anti-zigzag to be arranged without wearing and tearing nothing leakage control amount control valve unit, and described discharge port is positioned at described material feeding mouth top.
Described without wearing and tearing nothing leakage control amount control valve unit, wherein, described valve is stifled to be made by polytetrafluoroethylmaterial material, described valve blocking package is drawn together the first stifled body, the second stifled body and the 3rd stifled body, the described first stifled body is positioned at the top as sealed end, and the described the 3rd stifled body is positioned at below, and the described second stifled body is positioned at the described first stifled body and blocks up between body with the described the 3rd, the described first stifled body bore is greater than the described second stifled body bore, and the described second stifled body bore is greater than the described the 3rd stifled body bore; Between adjacent stifled body, form one be used to controlling the annular space of described material feeding mouth mass flow.
Described without wearing and tearing nothing leakage control amount control valve unit, wherein, described diaphragm type black box comprises gland and seal rack, described gland and described seal rack form a Seal cage, in described Seal cage, be provided be used to cutting off the seal membrane of described Seal cage, the edge of described seal membrane is arranged on the joint of described gland and described seal rack; Described power output rod passes described seal membrane, and described seal membrane moves with described power output rod.
A kind of without the leak free control metering method of wearing and tearing, it comprises the following steps:
The power output rod of three cylinders of range-adjustable drives described diaphragm type black box and moves down, and opens material cavity and carries out filling; To be filled will be complete the time, the power output rod of three cylinders of described range-adjustable drives described diaphragm type black box and moves up, and progressively seals described material cavity and stops filling.
Described control metering method, wherein, concrete the comprising of described control metering method: the power output rod of three cylinders of described range-adjustable drives described diaphragm type black box and moves down, and described valve is blocked up and move down, and opens described material feeding mouth and carries out filling; Filling will arrive predetermined amount the time, the power output rod of three cylinders of described range-adjustable drives described diaphragm type black box and moves up, and described valve is blocked up and progressively move up, and described valve blocks up and stops up gradually described material feeding mouth, reduce mass flow, until described material feeding mouth is closed.
Provided by the invention a kind of without wearing and tearing nothing leakage control amount control valve unit and control metering method thereof, adopt the stifled technology type coordinated of diaphragm type black box and valve, during sealing, can not produce wearing and tearing, and the stifled distortion of valve cylinder has the surplus compensation that control amount control valve unit is never revealed, especially the present invention adopts static sealing, in whole process, the edge of diaphragm passes through gland, seal rack clamps, the diaphragm center is driven by power output rod, motion in Seal cage between gland and seal rack, in whole working procedure, be static sealing all the time, effectively reduce hydraulic shock, not friction, not wearing and tearing, thereby reduced greatly the situation that material occurs to leak equipment, improved the working life of equipment.
The accompanying drawing explanation
Fig. 1 is the cross-sectional view of control amount control valve unit in the present invention;
Fig. 2 is the stifled cross-sectional view of valve in the present invention;
Fig. 3 is the schematic flow sheet of control metering method of the present invention.
Embodiment
The invention provides a kind of without wearing and tearing without leaking control amount control valve unit and control metering method thereof, clearer, clear and definite for making purpose of the present invention, technological scheme and effect, below the present invention is described in more detail.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
The invention provides a kind of without wearing and tearing nothing leakage control amount control valve unit, as shown in Figure 1, it comprises valve body 1 and three cylinders 2 of range-adjustable, three cylinders 2 of described range-adjustable are positioned at described valve body 1 top, especially described valve body 1 upper end is provided with a diaphragm type black box, described diaphragm seal assembly adopts static sealing, three cylinders 2 of described range-adjustable are arranged on described diaphragm type black box, the power output rod 7 of three cylinders 2 of described range-adjustable passes described diaphragm type black box and enters in the material cavity 3 in described valve body 1, control the flow of described material cavity 3 interior materials.
In another preferred embodiment of the present invention, described material cavity 3 is arranged in described valve body 1, on described valve body 1, be provided with material feeding mouth 4 and discharge port 5, described material feeding mouth 4, described discharge port 5 all is connected with described material cavity 3, near the valve stifled 6 be provided with in the described material cavity 3 of described material feeding mouth 4 be used to controlling described material feeding mouth 4 mass flows, described valve stifled 6 is arranged on the termination of described power output rod 7, described valve stifled 6 moves down, the mass flow of described material feeding mouth 4 increases, described valve stifled 6 moves up, the mass flow of described material feeding mouth 4 reduces, until described material feeding mouth 4 is closed.In pouring process, control filling speed, realized that large flow is adjustable to small flow transfer process speed, effectively reduce hydraulic shock, the valve opening of small flow is adjustable, thereby can realize filling accuracy according to pressure and the suitable valve opening of viscosity adjustment of material.
Further, described material feeding mouth 4, described discharge port 5 are anti-zigzag with described material cavity 3 to be arranged, described discharge port 5 is positioned at described material feeding mouth 3 tops, thereby has guaranteed that stifled 6 needs of described valve stop up described discharge port 5 and just can close control amount valve.
In another preferred embodiment of the present invention, described valve stifled 6 is made by polytetrafluoroethylmaterial material, described valve stifled 6 comprises the first stifled body the 8, second stifled body 9 and the 3rd stifled body 10, the described first stifled body 8 is positioned at the top as sealed end, the described the 3rd stifled body 10 is positioned at below, the described second stifled body 9 is between the described first stifled body 8 and the described the 3rd stifled body 10, and the described first stifled body 8 bores are greater than the described second stifled body 9 bores, and the described second stifled body 9 bores are greater than the described the 3rd stifled body 10 bores; Between adjacent stifled body 10, form one be used to controlling the annular space 11 of described material feeding mouth 5 mass flows, thereby by adjusting the distance of described annular space 11 and described material feeding mouth 5, realized in pouring process, controlling filling speed, made the big flow of mass flow adjustable to the speed of small flow transfer process.
Further, described diaphragm type black box comprises gland 12 and seal rack 13, described gland 12 forms a Seal cage 14 with described seal rack 13, in described Seal cage 14, be provided with the seal membrane 15 be used to cutting off described Seal cage 13, the edge of described seal membrane 15 is arranged on the joint of described gland 12 and described seal rack 13, has guaranteed to intercept fully described Seal cage 14; Described power output rod 7 passes described seal membrane 15, described seal membrane 15 is with described power output rod 7 motions, in the process that described power output rod 7 moves up and down, described seal membrane 15 does not contact with gland 12, seal rack 13 all the time, whole reel process in not friction, by described seal membrane 15 distortion, realize, all step up with static seal described seal membrane 15 edges and center, has realized that the sealing ne-leakage is without wearing and tearing.
It is a kind of without the leak free control metering method of wearing and tearing that the present invention also provides, and as shown in Figure 3, it comprises the following steps:
The power output rod 7 of three cylinders 2 of range-adjustable drives described diaphragm type black box and moves down, and opens material cavity 3 and carries out filling; To be filled will be complete the time, the power output rod 7 of three cylinders 2 of described range-adjustable drives described diaphragm type black box and moves up, and progressively seals described material cavity 3 and stops filling.
Further, concrete the comprising of described control metering method: the power output rod 7 of three cylinders 2 of described range-adjustable drives described diaphragm type black box and moves down, and described valve stifled 6 is moved down, and opens described material feeding mouth 4 and carries out filling; Filling will arrive predetermined amount the time, the power output rod 7 of three cylinders 2 of described range-adjustable drives described diaphragm type black box and moves up, and described valve stifled 6 is progressively moved up, and described valve stifled 6 stops up described material feeding mouth gradually, reduce mass flow, until described material feeding mouth 4 is closed.
Should be understood that, application of the present invention is not limited to above-mentioned giving an example, and for those of ordinary skills, can be improved according to the above description or conversion, and all these improve and conversion all should belong to the protection domain of claims of the present invention.
Claims (7)
1. one kind leaks control amount control valve unit without the wearing and tearing nothing, it comprises valve body and three cylinders of range-adjustable, three cylinders of described range-adjustable are positioned at described valve body top, it is characterized in that, described valve body upper end is provided with a diaphragm type black box, three cylinders of described range-adjustable are arranged on described diaphragm type black box, and the power output rod of three cylinders of described range-adjustable passes described diaphragm type black box and enters in the material cavity in described valve body, control the flow of material in described material cavity.
2. according to claim 1 without wearing and tearing nothing leakage control amount control valve unit, it is characterized in that, described material cavity is arranged in described valve body, on described valve body, be provided with material feeding mouth and discharge port, described material feeding mouth, described discharge port all is connected with described material cavity, stifled near the valve be provided with in the described material cavity of described material feeding mouth be used to controlling described material feeding mouth mass flow, the stifled termination that is arranged on described power output rod of described valve, described valve is stifled to be moved down, the mass flow of described material feeding mouth increases, described valve is stifled to move up, the mass flow of described material feeding mouth reduces, until described material feeding mouth is closed.
3. nothing wearing and tearing according to claim 2, without leaking control amount control valve unit, is characterized in that, described material feeding mouth, described discharge port and described material cavity are anti-zigzag to be arranged, described discharge port is positioned at above described material feeding mouth.
4. according to claim 2 without wearing and tearing nothing leakage control amount control valve unit, it is characterized in that, described valve is stifled to be made by polytetrafluoroethylmaterial material, described valve blocking package is drawn together the first stifled body, the second stifled body and the 3rd stifled body, the described first stifled body is positioned at the top as sealed end, the described the 3rd stifled body is positioned at below, the stifled body of the described mat woven of fine bamboo strips two is positioned between the described first stifled body and the described the 3rd stifled body, the described first stifled body bore is greater than the described second stifled body bore, the described second stifled body bore is greater than the described the 3rd stifled body bore; Between adjacent stifled body, form one be used to controlling the annular space of described material feeding mouth mass flow.
5. according to claim 1 without wearing and tearing nothing leakage control amount control valve unit, it is characterized in that, described diaphragm type black box comprises gland and seal rack, described gland and described seal rack form a Seal cage, in described Seal cage, be provided be used to cutting off the seal membrane of described Seal cage, the edge of described seal membrane is arranged on the joint of described gland and described seal rack; Described power output rod passes described seal membrane, and described seal membrane moves with described power output rod.
One kind without wearing and tearing leak free control metering method, it comprises the following steps:
The power output rod of three cylinders of range-adjustable drives described diaphragm type black box and moves down, and opens material cavity and carries out filling; To be filled will be complete the time, the power output rod of three cylinders of described range-adjustable drives described diaphragm type black box and moves up, and progressively seals described material cavity and stops filling.
7. control metering method according to claim 6, it is characterized in that, concrete the comprising of described control metering method: the power output rod of three cylinders of described range-adjustable drives described diaphragm type black box and moves down, and described valve is blocked up and move down, and opens described material feeding mouth and carries out filling; Filling will arrive predetermined amount the time, the power output rod of three cylinders of described range-adjustable drives described diaphragm type black box and moves up, and described valve is blocked up and progressively move up, and described valve blocks up and stops up gradually described material feeding mouth, reduce mass flow, until described material feeding mouth is closed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102896762A CN103410987A (en) | 2013-07-01 | 2013-07-01 | Abrasion-free and leakage-free flow-controlling valve device and flow-controlling method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102896762A CN103410987A (en) | 2013-07-01 | 2013-07-01 | Abrasion-free and leakage-free flow-controlling valve device and flow-controlling method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN103410987A true CN103410987A (en) | 2013-11-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013102896762A Pending CN103410987A (en) | 2013-07-01 | 2013-07-01 | Abrasion-free and leakage-free flow-controlling valve device and flow-controlling method thereof |
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| CN (1) | CN103410987A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2155469Y (en) * | 1992-12-31 | 1994-02-09 | 李向忠 | Hand-pressed water-saving valve |
| CN2163276Y (en) * | 1993-03-19 | 1994-04-27 | 刘工勤 | Fluid switching valve |
| US5878992A (en) * | 1997-05-07 | 1999-03-09 | Mott's Inc. | Two stage variable flow valve assembly |
| CN2336144Y (en) * | 1997-09-15 | 1999-09-01 | 张国瑞 | Hydraulic balance adjusting valve |
| CN202252038U (en) * | 2011-09-23 | 2012-05-30 | 郑州华泰特阀有限公司 | Pneumatic stop valve |
| CN103057750A (en) * | 2012-12-02 | 2013-04-24 | 长春北方仪器设备有限公司 | No-leakage material filling head and material filling method thereof |
-
2013
- 2013-07-01 CN CN2013102896762A patent/CN103410987A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2155469Y (en) * | 1992-12-31 | 1994-02-09 | 李向忠 | Hand-pressed water-saving valve |
| CN2163276Y (en) * | 1993-03-19 | 1994-04-27 | 刘工勤 | Fluid switching valve |
| US5878992A (en) * | 1997-05-07 | 1999-03-09 | Mott's Inc. | Two stage variable flow valve assembly |
| CN2336144Y (en) * | 1997-09-15 | 1999-09-01 | 张国瑞 | Hydraulic balance adjusting valve |
| CN202252038U (en) * | 2011-09-23 | 2012-05-30 | 郑州华泰特阀有限公司 | Pneumatic stop valve |
| CN103057750A (en) * | 2012-12-02 | 2013-04-24 | 长春北方仪器设备有限公司 | No-leakage material filling head and material filling method thereof |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent of invention or patent application | ||
| CB02 | Change of applicant information |
Address after: 130000 Changchun hi tech Industrial Development Zone, Jilin, No. three software Road, No. 177 Applicant after: CHANGCHUN NORTHERN CHEMICAL FILLING EQUIPMENT CO., LTD. Address before: 130000 Changchun hi tech Industrial Development Zone, Jilin, No. three software Road, No. 177 Applicant before: Changchun Beifang Instrument Equipment Co., Ltd. |
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| COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: CHANGCHUN BEIFANG INSTRUMENT EQUIPMENT CO., LTD. TO: CHANGCHUN NORTHERN CHEMICAL FILLING EQUIPMENT CO., LTD. |
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| CB02 | Change of applicant information |
Address after: 130000 Changchun hi tech Industrial Development Zone, Jilin, No. three software Road, No. 177 Applicant after: Changchun North Chemical Filling Equipment Co., Ltd. Address before: 130000 Changchun hi tech Industrial Development Zone, Jilin, No. three software Road, No. 177 Applicant before: CHANGCHUN NORTHERN CHEMICAL FILLING EQUIPMENT CO., LTD. |
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| COR | Change of bibliographic data | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20131127 |
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| RJ01 | Rejection of invention patent application after publication |