CN103759969B - concentric flow regulator - Google Patents
concentric flow regulator Download PDFInfo
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- CN103759969B CN103759969B CN201410040591.5A CN201410040591A CN103759969B CN 103759969 B CN103759969 B CN 103759969B CN 201410040591 A CN201410040591 A CN 201410040591A CN 103759969 B CN103759969 B CN 103759969B
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- holding rod
- rope
- circle
- core bore
- flexible pipe
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Abstract
The present invention relates to a kind of concentric flow regulator, its structure is the axial core bore having cross-under sampling flexible pipe in the body of rod of holding rod and the horizontal rope through communicated with described core bore, the described holding rod at described rope through external port place is provided with the rotating shaft euphroe being wound around fastening rope, the fastening rope pulled out from described rotating shaft euphroe is at the rope through passed on described holding rod and after passing into described core bore, its end winding support is on described holding rod; The sampling flexible pipe one of described fastening rope around cross-under in the core bore of described holding rod encloses.Present invention achieves the ring type of fastening rope to sampling flexible pipe and tightly restraint adjustment, reach the object of concentric type flow regulation, make to remain " cylinder " shape by the streamline bundle of sampling flexible pipe water, thus reduce the probability of volatilization in pollution water sample, the precipitation of half volatile material, improve the fidelity of sample.
Description
Technical field
The present invention relates to a kind of flow regulator, specifically a kind of concentric flow regulator.
Background technology
At present, the regulative mode of fluid flow mainly contains contact flow regulation and contactless flow regulation.
Contact flow regulation is as various valve, and flow regulator directly contacts with liquid, and the liquid quality flowing through its inside is easily subject to the impact of flow regulator; On the other hand, the streamline bundle into and out of flow regulator liquid alters a great deal, requirement to flow regulation when can not meet the sample collection containing volatilization, half volatile material to liquid flow line beam request is stable.
Contactless flow regulation is that the caliber by changing the pipeline carrying liquid controls flow, and common mode is " flattening formula ", and as various pipe clamp, flow regulator is contact liq not.During adjust flux, because pipeline deformation is comparatively large, the streamline bundle into and out of flow regulator liquid segment is altered a great deal, the requirement of flow regulation when can not meet the sample collection containing volatilization, half volatile material to liquid flow line beam request is stable equally.
At present in the gatherer process to Organic Pollution water sample, for the control of the water flow of collection water sample, be generally use contactless " flattening formula " flow regulator.When using this flow regulator adjust flux, the streamline bundle of water can gradually become " flat " shape by " cylinder " shape, owing to changing the shape of streamline bundle, thus the probability of intermolecular mutual collision is added, make the probability increase of the volatilization in Organic Pollution water sample, the precipitation of half volatile material, cause sample distortion.
For water pollution survey and appraisal, the collection of sample has the effect of " taking over from the past and setting a new course for the future ".The height of sample fidelity directly has influence on the judgment accuracy of field investigation work in early stage and the authenticity of later stage indoor sample analysis result, significant to the degree and scope correctly evaluating water pollutions.
Sample error is too large, causes evaluation result and the diametrically opposite conclusion of actual conditions sometimes.If it is lost more that sample collection process makes the polluter in sample overflow, cause indoor detected value on the low side compared with actual value, just likely suffering contaminated waters be evaluated as uncontaminated or pollute light waters, pollution can not get paying attention to, and continues on for producing and life, finally makes pollution level continue to expand, directly affect the quality of life of the people, drink for the production of, life for a long time, cause people's body damage, directly affect the sound development of national economy.
In sample collection process, water sample be subject to sample collection instrument material improper use and in the sample caused polluter content increase, make indoor detected value higher than actual value, just likely divided into polluted or the region of heavy contamination polluting or suffering to pollute lighter region, waste treatment cost on the one hand, on the other hand the mood of the masses ignorant of the fact is affected, is unfavorable for the stable of society.
Summary of the invention
Object of the present invention is just to provide a kind of concentric flow regulator not changing aqueous sample stream beam shape, and to solve the volatilization of to be out of shape because of streamline bundle in the pollution water sample caused, half volatile material is separated out and made the problem of sample distortion.
The present invention is achieved in that a kind of concentric flow regulator, the axial core bore having cross-under sampling flexible pipe in the body of rod of holding rod and the horizontal rope through communicated with described core bore, the described holding rod at described rope through external port place is provided with the rotating shaft euphroe being wound around fastening rope, the fastening rope pulled out from described rotating shaft euphroe is at the rope through passed on described holding rod and after passing into described core bore, its end winding support is on described holding rod; The sampling flexible pipe one of described fastening rope around cross-under in the core bore of described holding rod encloses.
Described rotating shaft euphroe is connected with seat board in circle with one heart by semi-girder on a side opening of urceolus circle, be respectively arranged with opening inner core circle at the medial surface of described interior seat board and dial device with the pressure being positioned at opening inner core circle inside, described opening inner core circle is provided with the open section that central angle is 115 ~ 125 °; The another side opening of described urceolus circle is sealed with circular cover, described cover plate is connected to rotating central shaft, the circular cap type thumb wheel of outward opening is connected in the end of described central shaft, the wheel of described thumb wheel is along the periphery face being positioned at described opening inner core circle, be provided with tip surface in a circle axial distribution at the wheel of described thumb wheel along medial surface, be evenly equipped with at the wheel of described thumb wheel group beans stirred described thumb wheel and rotate along end face; Described urceolus circle is fixed on described holding rod, and described central shaft is horizontally disposed with, and with the axis perpendicular of described holding rod; Described fastening rope penetrates in described urceolus circle by the eyelet on described urceolus circle, and fixing also solderless wrapped connection is on described central shaft.
The core bore aperture of described holding rod is identical with the external diameter of the sampling flexible pipe of cross-under core bore; With the core bore inwall of the mutually level described holding rod of rope through on be shaped with ring groove around core bore inwall, described fastening rope can be free to slide in described grooved ring shape.
Output a bar tangent with core bore edge to stitch in the upper surface of described holding rod, the degree of depth of described bar seam reaches the height of the described rope through on described holding rod, and the termination of described fastening rope rabbet and during the described bar be fixed on described holding rod stitches.
Described pressure is dialled device and is comprised two shift forks and the fan-shaped shifting block between two described shift forks, one end of two described shift forks is hinged on the inwall of described opening inner core circle respectively, the other end of two described shift forks stretches out the open section of described opening inner core circle respectively, and under the stirring of described shifting block, be connected on the described interior tip surface on described thumb wheel medial surface; The top spring promoting described shift fork return is respectively equipped with between the middle part of the lateral surface of two described shift forks and the inwall of described opening inner core circle; Described shifting block is connected to turning handle by coupling shaft, and described turning handle is arranged on the lateral surface of described interior seat board.
Present invention achieves the ring type of fastening rope to sampling flexible pipe and tightly restraint adjustment, reach the object of concentric type flow regulation, make to remain " cylinder " shape by the streamline bundle of sampling flexible pipe water, thus reduce the probability of volatilization in pollution water sample, the precipitation of half volatile material, improve the fidelity of sample.The present invention is when regulating, the plateau of streamline bundle can be kept, fine adjustments can be carried out to fluid flow, can meet containing volatilization, half volatile material sample collection to the requirement of flow regulation, the time of collected specimens can be saved simultaneously, be a kind of economical and practical, fidelity is high, the contactless flow regulator of simple operation.
Accompanying drawing explanation
Fig. 1 is external structure schematic diagram of the present invention.
Fig. 2 is inner structure schematic diagram of the present invention.
Fig. 3 is the structural representation of rotating shaft euphroe.
Fig. 4 is holding rod end view.
Embodiment
As shown in Figure 1 and Figure 2, concentric flow regulator of the present invention has axial core bore in the holding rod 3 of a staight shank shape, cross-under sampling flexible pipe 1 in core bore, the body of rod of holding rod 3 has the horizontal rope through communicated with core bore, the holding rod 3 at rope through external port place is provided with the rotating shaft euphroe 2 being wound around fastening rope, the fastening rope 20 pulled out from rotating shaft euphroe 2 is after passing the rope through on holding rod 3, and its end winding support is on holding rod 3.
The termination fixed form of fastening rope 20, one is output a bar tangent with core bore edge to stitch in the upper surface of holding rod 3, and the degree of depth of bar seam reaches the height of rope through, the termination of fastening rope 20 rabbet and be fixed on holding rod 3 this stitch in (Fig. 4); Two is through rope throughs in holding rod 3, and the termination of fastening rope 20 passes rope through, is fixed on holding rod 3.
After sampling flexible pipe 1 penetrates holding rod core bore, fastening rope 20 encloses around sampling flexible pipe one in core bore, forms ring type and tightly restraints governor motion.The core bore aperture of holding rod 3 is preferably identical with the external diameter of the sampling flexible pipe 1 of institute cross-under.Because sampling flexible pipe 1 self has good elasticity, therefore, it is possible to successfully cross-under holding rod core bore.After adopting the set-up mode of same diameter, with the core bore inwall of the mutually level holding rod of rope through on just should make a ring groove around core bore inwall, fastening rope can be free to slide in grooved ring shape, to facilitate the stretching of fastening rope 20 to regulate, and reduce the deformation effect of the non-annulus even avoided sampling flexible pipe 1.
As Fig. 2, shown in Fig. 3, rotating shaft euphroe 2 is connected with seat board 221 in circle with one heart by semi-girder on a side opening of urceolus circle 224, be respectively arranged with opening inner core circle 220 at the medial surface of interior seat board 221 and dial device with the pressure being positioned at opening inner core circle inside, opening inner core circle 220 is provided with the open section (Fig. 2) that central angle is about 120 °, the another side opening of urceolus circle 224 is sealed with circular cover 229(Fig. 3), cover plate 229 is connected to rotating central shaft 225, the circular cap type thumb wheel 223 of outward opening is connected in the end of central shaft 225, the wheel of thumb wheel 223 is along the periphery face being positioned at opening inner core circle 220, tip surface 230 in a circle axial distribution is provided with along medial surface at the wheel of thumb wheel 223, group beans 222 stirring thumb wheel are evenly equipped with along end face at the wheel of thumb wheel 223, described group of beans 222 protrude from the end face on wheel edge.Urceolus circle 224 is fixed on (Fig. 2) on holding rod 3, and central shaft 225 is horizontally disposed with, and with the axis perpendicular of holding rod 3.Fastening rope 20 penetrates in urceolus circle by the eyelet on urceolus circle 224, and fixing also solderless wrapped connection is on central shaft 225.
The effect that the pressure be arranged in rotating shaft euphroe 2 dials device is locking or unclamps thumb wheel 223.As shown in Figure 2, pressure is dialled device and is comprised two shift forks 227 and the fan-shaped shifting block 226 between two shift forks, one end of two shift forks 227 is hinged on the inwall of opening inner core circle 220 respectively, the other end of two shift forks 227 stretches out the open section of opening inner core circle 220 respectively, and under the stirring of shifting block 226, be connected to described thumb wheel 223 to take turns along on tip surface 230 on medial surface, thus after reaching flow velocity adjustment aim, thumb wheel 223 locked.The top spring 228 promoting shift fork return is respectively equipped with outside the middle part of two shift forks 227 and between the inwall of opening inner core circle 220.Shifting block 226 is connected to turning handle 231(Fig. 3 by coupling shaft), turning handle 231 is arranged on the lateral surface of interior seat board 221.The locking of shifting block 226 or unclamp the rotational action of shift fork 227, realizes by pulling turning handle 231 forward or backwards.
During use, first pull turning handle 231, unclamp shift fork 227, thumb wheel 223 is unclamped; From the lateral opening of rotating shaft euphroe 2, beans 222(Fig. 1 is stirred again) with finger, make thumb wheel 223 forward or reverse thereupon, namely adjustable is wrapped in the degree of drawing of the fastening rope 20 on sampling flexible pipe 1, thus to fastening rope around sampling flexible pipe 1 carry out concentric folding and unfolding, the size of the interior circular section at place restrained by adjustment sampling flexible pipe 1, the streamline bundle of collection water sample is made to remain " cylinder " shape, reach the object of flow adjustment sampling flexible pipe 1 being carried out to concentric-ring pattern, reduce the precipitation probability of volatilization, half volatile material in pollution water sample.
Claims (4)
1. a concentric flow regulator, it is characterized in that, the axial core bore having cross-under sampling flexible pipe in the body of rod of holding rod and the horizontal rope through communicated with described core bore, the described holding rod at described rope through external port place is provided with the rotating shaft euphroe being wound around fastening rope, the fastening rope pulled out from described rotating shaft euphroe is at the rope through passed on described holding rod and after passing into described core bore, its end winding support is on described holding rod; The sampling flexible pipe one of described fastening rope around cross-under in the core bore of described holding rod encloses;
Described rotating shaft euphroe is connected with seat board in circle with one heart by semi-girder on a side opening of urceolus circle, be respectively arranged with opening inner core circle at the medial surface of described interior seat board and dial device with the pressure being positioned at opening inner core circle inside, described opening inner core circle is provided with the open section that central angle is 115 ~ 125 °; The another side opening of described urceolus circle is sealed with circular cover, described cover plate is connected to rotating central shaft, the circular cap type thumb wheel of outward opening is connected in the end of described central shaft, the wheel of described thumb wheel is along the periphery face being positioned at described opening inner core circle, be provided with tip surface in a circle axial distribution at the wheel of described thumb wheel along medial surface, be evenly equipped with at the wheel of described thumb wheel group beans stirred described thumb wheel and rotate along end face; Described urceolus circle is fixed on described holding rod, and described central shaft is horizontally disposed with, and with the axis perpendicular of described holding rod; Described fastening rope penetrates in described urceolus circle by the eyelet on described urceolus circle, and fixing also solderless wrapped connection is on described central shaft.
2. concentric flow regulator according to claim 1, is characterized in that, the core bore aperture of described holding rod is identical with the external diameter of the sampling flexible pipe of cross-under core bore; With the core bore inwall of the mutually level described holding rod of rope through on be shaped with ring groove around core bore inwall, described fastening rope can be free to slide in described grooved ring shape.
3. concentric flow regulator according to claim 2, it is characterized in that, output a bar tangent with core bore edge to stitch in the upper surface of described holding rod, the degree of depth of described bar seam reaches the height of the described rope through on described holding rod, and the termination of described fastening rope is rabbeted and is fixed in the described bar seam on described holding rod.
4. the concentric flow regulator according to claim 1,2 or 3, it is characterized in that, described pressure is dialled device and is comprised two shift forks and the fan-shaped shifting block between two described shift forks, one end of two described shift forks is hinged on the inwall of described opening inner core circle respectively, the other end of two described shift forks stretches out the open section of described opening inner core circle respectively, and under the stirring of described shifting block, be connected on the described interior tip surface on described thumb wheel medial surface; The top spring promoting described shift fork return is respectively equipped with between the middle part of the lateral surface of two described shift forks and the inwall of described opening inner core circle; Described shifting block is connected to turning handle by coupling shaft, and described turning handle is arranged on the lateral surface of described interior seat board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410040591.5A CN103759969B (en) | 2014-01-28 | 2014-01-28 | concentric flow regulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410040591.5A CN103759969B (en) | 2014-01-28 | 2014-01-28 | concentric flow regulator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103759969A CN103759969A (en) | 2014-04-30 |
| CN103759969B true CN103759969B (en) | 2015-12-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410040591.5A Expired - Fee Related CN103759969B (en) | 2014-01-28 | 2014-01-28 | concentric flow regulator |
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| Country | Link |
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| CN (1) | CN103759969B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104101517B (en) * | 2014-07-08 | 2017-02-15 | 山东省农业科学院奶牛研究中心 | Milk sampler used in milking process |
| CN110450410B (en) * | 2019-09-12 | 2021-04-13 | 深圳凯奇化工有限公司 | Ink supply dyeing device for 3D printing color expression |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2448463Y (en) * | 2000-08-19 | 2001-09-19 | 中国农业科学院农田灌溉研究所 | Microirrigation capillary tube grade flow regulator |
| CN102865392A (en) * | 2012-10-10 | 2013-01-09 | 镇江市铸造阀门厂有限公司 | Flow control valve |
| CN203705965U (en) * | 2014-01-28 | 2014-07-09 | 中国地质科学院水文地质环境地质研究所 | Concentric flow regulator |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102005005433B4 (en) * | 2005-02-05 | 2006-10-19 | RST Gesellschaft für Wasserspartechnik mbH | flow regulator |
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2014
- 2014-01-28 CN CN201410040591.5A patent/CN103759969B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2448463Y (en) * | 2000-08-19 | 2001-09-19 | 中国农业科学院农田灌溉研究所 | Microirrigation capillary tube grade flow regulator |
| CN102865392A (en) * | 2012-10-10 | 2013-01-09 | 镇江市铸造阀门厂有限公司 | Flow control valve |
| CN203705965U (en) * | 2014-01-28 | 2014-07-09 | 中国地质科学院水文地质环境地质研究所 | Concentric flow regulator |
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| CN103759969A (en) | 2014-04-30 |
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| C06 | Publication | ||
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| C53 | Correction of patent for invention or patent application | ||
| CB02 | Change of applicant information |
Address after: 050061 Shijiazhuang, China, North Street, No. 268, No. Applicant after: Institute of Hydrogeology and Environmental Geology, Chinese Academy of Geology Address before: 050061 No. 268 South China Avenue, Hebei, Shijiazhuang Applicant before: Institute of Hydrogeology and Environmental Geology, Chinese Academy of Geology |
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| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Wen Jili Inventor after: Wen Xin Inventor after: Zhang Qianqian Inventor before: Wen Jili Inventor before: Wen Xin |
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| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: WEN JILI WEN XIN TO: WEN JILI WEN XIN ZHANG QIANQIAN |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151202 Termination date: 20170128 |
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| CF01 | Termination of patent right due to non-payment of annual fee |