CN103759969A - Concentric flow regulator - Google Patents
Concentric flow regulator Download PDFInfo
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- CN103759969A CN103759969A CN201410040591.5A CN201410040591A CN103759969A CN 103759969 A CN103759969 A CN 103759969A CN 201410040591 A CN201410040591 A CN 201410040591A CN 103759969 A CN103759969 A CN 103759969A
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- holding rod
- rope
- circle
- core hole
- fastening rope
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Abstract
The invention relates to a concentric flow regulator which adopts the following structure that an axial core hole for allowing a sampling hose to be inserted and a transverse rope through hole communicated with the core hole are formed in the rod body of a holding rod; a rotating shaft rope tightener for winding a fastening rope is arranged on the holding rod and in a position at the outer end opening of the rope through hole; after the fastening rope drawn from the rotating shaft rope tightener passes through the rope through hole in the holding rod and enters the core hole, the end part of the fastening rope is fixed on the holding rod; the fastening rope surrounds the inserted sampling hose by a circle in the core hole of the holding rod. The concentric flow regulator achieves ring-type binding regulation of the fastening rope on the sampling hose, achieves the purpose of concentric flow regulation and enables the flow line beam of water passing through the sampling hose to be cylindrical always so as to reduce probability of separating out volatile and semi-volatile substances in a polluted water sample and improve the fidelity of the sample.
Description
Technical field
The present invention relates to a kind of flow regulator, specifically a kind of concentric type 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 valves, and flow regulator directly contacts with liquid, and its inner liquid quality of flowing through is easily subject to the impact of flow regulator; On the other hand, into and out of the streamline bundle of flow regulator liquid, alter a great deal, the requirement to flow regulation in the time of can not meeting the stable sample collection that contains volatilization, half volatile material of liquid streamline beam request.
Contactless flow regulation is to carry the caliber of the pipeline of liquid to control flow by change, and common mode is " flattening formula ", and as various pipe clamps, flow regulator is contact liq not.During adjust flux, because pipeline deformation is larger, make to alter a great deal into and out of the streamline bundle of flow regulator liquid segment, the requirement of the flow regulation in the time of can not meeting equally the stable sample collection that contains volatilization, half volatile material of liquid streamline beam request.
At present in to the gatherer process of Organic Pollution water sample, for the control of water flow that gathers water sample, be generally to use contactless " flattening formula " flow regulator.While using this flow regulator adjust flux, the streamline bundle of water can gradually become " flat " shape by " cylinder " shape, owing to having changed the shape of streamline bundle, thereby increased the probability of intermolecular mutual collision, volatilization in Organic Pollution water sample, the probability that half volatile material is separated out are increased, 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, and degree and scope that correct evaluation water is polluted are significant.
Sample error is too large, causes sometimes the diametrically opposite conclusion of evaluation result and actual conditions.If it is lost more that sample collection process is overflowed the polluter in sample, 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 people's quality of life, for a long time for the production of, life drink, cause people's health impaired, directly affect the sound development of national economy.
In sample collection process, water sample is subject to the improper use of sample collection instrument material and polluter increased content in the sample that causes, make indoor detected value higher than actual value, just likely being polluted or suffering to pollute lighter region, divide into and polluted or the region of heavy contamination, waste on the one hand treatment cost, make on the other hand the masses' ignorant of the fact mood be affected, be unfavorable for the stable of society.
Summary of the invention
Object of the present invention is just to provide a kind of concentric type flow regulator that does not change aqueous sample stream beam shape, to solve the volatilization, the half volatile material that are out of shape in the pollution water sample being caused because of streamline bundle, separates out the problem that makes sample distortion.
The present invention is achieved in that a kind of concentric type flow regulator, in the body of rod of holding rod, have the axial core hole of cross-under sampling flexible pipe and the horizontal rope through communicating with described core hole, on the described holding rod at described rope through external port place, be provided with the rotating shaft euphroe that is wound around fastening rope, the fastening rope pulling out from described rotating shaft euphroe is passing the rope through on described holding rod and is passing into behind described core hole, and its end is fixed on described holding rod; Described fastening rope sampling flexible pipe one around cross-under in the core hole of described holding rod encloses.
Described rotating shaft euphroe is by semi-girder, to be connected with one heart seat board in circle on a side opening of urceolus circle, the pressure that is respectively arranged with opening inner core circle and is positioned at opening inner core circle inside at the medial surface of described interior seat board is dialled device, is provided with central angle and is the open section of 115 ~ 125 ° on described opening inner core circle; On the another side opening of described urceolus circle, be sealed with circular cover, on described cover plate, be connected to rotating central shaft, in the end of described central shaft, be connected to the circular cap type thumb wheel of outward opening, the wheel of described thumb wheel is along the periphery face that is positioned at described opening inner core circle, at the wheel of described thumb wheel, along medial surface, be provided with the interior tip surface of a circle axial distribution, at the wheel of described thumb wheel, along end face, be evenly equipped with and stir group beans that described thumb wheel rotates; Described urceolus circle is fixed on described holding rod, and described central shaft is horizontally disposed with, and perpendicular with the axis 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 aperture, core hole of described holding rod is identical with the external diameter of the sampling flexible pipe in cross-under core hole; With the core hole inwall of the described holding rod of rope through equal height on be shaped with the ring groove around core hole inwall, described fastening rope can be free to slide in described grooved ring shape.
In the upper surface of described holding rod, output a bar seam tangent with edge, core hole, the degree of depth of described 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 described seam on described holding rod.
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 respectively on the inwall of described opening inner core circle, the other end of two described shift forks stretches out respectively the open section of described opening inner core circle, and under the stirring of described shifting block, be connected on the described interior tip surface on described thumb wheel medial surface; Between the middle part of lateral surface of two described shift forks and the inwall of described opening inner core circle, be respectively equipped with the top spring that promotes described shift fork return; On described shifting block, by coupling shaft, be connected to turning handle, described turning handle is arranged on the lateral surface of described interior seat board.
The present invention has realized fastening rope the ring type of sampling flexible pipe has tightly been restrainted to adjusting, reached the object of concentric type flow regulation, make to remain " cylinder " shape by the streamline bundle of sampling flexible pipe water, reduce thus the probability that in pollution water sample, volatilization, half volatile material are separated out, improved the fidelity of sample.The present invention is when regulating, can keep the plateau of streamline bundle, can carry out fine adjustments to fluid flow, can meet the requirement of the sample collection that contains volatilization, half volatile material to flow regulation, simultaneously can save the time of collected specimens, 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 type flow regulator of the present invention is in the holding rod 3 of a staight shank shape, to have axial core hole, cross-under sampling flexible pipe 1 in core hole, on the body of rod of holding rod 3, have the horizontal rope through communicating with core hole, on the holding rod 3 at rope through external port place, be provided with the rotating shaft euphroe 2 that is wound around fastening rope, the fastening rope 20 pulling out from rotating shaft euphroe 2 is after the rope through through on holding rod 3, and its end is fixed on holding rod 3.
The termination fixed form of fastening rope 20, the one, in the upper surface of holding rod 3, output a bar seam tangent with edge, core hole, the degree of depth of bar seam reaches the height of rope through, and the termination of fastening rope 20 is rabbeted and is fixed in this seam on holding rod 3 (Fig. 4); The 2nd, in holding rod 3, connect rope through, the termination of fastening rope 20 passes rope through, is fixed on holding rod 3.
At sampling flexible pipe 1, penetrate behind holding rod core hole, fastening rope 20 encloses around sampling flexible pipe one in core hole, forms ring type and tightly restraints governor motion.The aperture, core hole 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, successfully cross-under holding rod core hole.Adopt after the set-up mode of same diameter, with the core hole inwall of the holding rod of rope through equal height on just should make a ring groove around core hole inwall, fastening rope can be free to slide in grooved ring shape, with the stretching that facilitates fastening rope 20, regulate, and reduce the deformation effect of even avoiding the non-annulus to sampling flexible pipe 1.
As Fig. 2, shown in Fig. 3, rotating shaft euphroe 2 is by semi-girder, to be connected with one heart seat board 221 in circle on a side opening of urceolus circle 224, at the medial surface of interior seat board 221, be respectively arranged with opening inner core circle 220 and dial device with the pressure that is positioned at opening inner core circle inside, on opening inner core circle 220, be provided with the open section (Fig. 2) that central angle is about 120 °, on the another side opening of urceolus circle 224, be sealed with circular cover 229(Fig. 3), on cover plate 229, be connected to rotating central shaft 225, in the end of central shaft 225, be connected to the circular cap type thumb wheel 223 of outward opening, the wheel of thumb wheel 223 is along the periphery face that is positioned at opening inner core circle 220, at the wheel of thumb wheel 223, along medial surface, be provided with the interior tip surface 230 of a circle axial distribution, wheel at thumb wheel 223 is evenly equipped with and stirs group beans 222 that thumb wheel is used along end face, 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 perpendicular with the axis 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.
To dial the effect of device be locking or unclamp thumb wheel 223 to be arranged on pressure in rotating shaft euphroe 2.As shown in Figure 2, press group device to comprise 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 respectively on the inwall of opening inner core circle 220, the other end of two shift forks 227 stretches out respectively the open section of opening inner core circle 220, and under the stirring of shifting block 226, be connected to described thumb wheel 223 and take turns along on the interior tip surface 230 on medial surface, thereby reaching after flow velocity adjustment aim, thumb wheel 223 is locked.Outside the middle part of two shift forks 227 and between the inwall of opening inner core circle 220, be respectively equipped with the top spring 228 that promotes shift fork return.On shifting block 226, by coupling shaft, be connected to turning handle 231(Fig. 3), turning handle 231 is arranged on the lateral surface of interior seat board 221.The locking of shifting block 226 or the rotation action of unclamping shift fork 227, realize by pulling forward or backwards turning handle 231.
During use, first pull turning handle 231, unclamp shift fork 227, thumb wheel 223 is unclamped; With finger, from the lateral opening of rotating shaft euphroe 2, stir beans 222(Fig. 1 again), make thumb wheel 223 forward or reverse thereupon, it is the degree of drawing that capable of regulating is wrapped in the fastening rope 20 on sampling flexible pipe 1, thereby to fastening rope around sampling flexible pipe 1 carry out concentric folding and unfolding, adjust sampling flexible pipe 1 and restrain the size of the interior circular section at place, make the streamline bundle that gathers water sample remain " cylinder " shape, reach sampling flexible pipe 1 is carried out to the object that the flow of concentric-ring pattern is adjusted, reduce in pollution water sample the probability of separating out of volatilization, half volatile material.
Claims (4)
1. a concentric type flow regulator, it is characterized in that, in the body of rod of holding rod, have the axial core hole of cross-under sampling flexible pipe and the horizontal rope through communicating with described core hole, on the described holding rod at described rope through external port place, be provided with the rotating shaft euphroe that is wound around fastening rope, the fastening rope pulling out from described rotating shaft euphroe is passing the rope through on described holding rod and is passing into behind described core hole, and its end is fixed on described holding rod; Described fastening rope sampling flexible pipe one around cross-under in the core hole of described holding rod encloses;
Described rotating shaft euphroe is by semi-girder, to be connected with one heart seat board in circle on a side opening of urceolus circle, the pressure that is respectively arranged with opening inner core circle and is positioned at opening inner core circle inside at the medial surface of described interior seat board is dialled device, is provided with central angle and is the open section of 115 ~ 125 ° on described opening inner core circle; On the another side opening of described urceolus circle, be sealed with circular cover, on described cover plate, be connected to rotating central shaft, in the end of described central shaft, be connected to the circular cap type thumb wheel of outward opening, the wheel of described thumb wheel is along the periphery face that is positioned at described opening inner core circle, at the wheel of described thumb wheel, along medial surface, be provided with the interior tip surface of a circle axial distribution, at the wheel of described thumb wheel, along end face, be evenly equipped with and stir group beans that described thumb wheel rotates; Described urceolus circle is fixed on described holding rod, and described central shaft is horizontally disposed with, and perpendicular with the axis 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 type flow regulator according to claim 1, is characterized in that, the aperture, core hole of described holding rod is identical with the external diameter of the sampling flexible pipe in cross-under core hole; With the core hole inwall of the described holding rod of rope through equal height on be shaped with the ring groove around core hole inwall, described fastening rope can be free to slide in described grooved ring shape.
3. concentric type flow regulator according to claim 2, it is characterized in that, in the upper surface of described holding rod, output a bar seam tangent with edge, core hole, the degree of depth of described 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 described seam on described holding rod.
4. according to the concentric type flow regulator described in 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 respectively on the inwall of described opening inner core circle, the other end of two described shift forks stretches out respectively the open section of described opening inner core circle, and under the stirring of described shifting block, be connected on the described interior tip surface on described thumb wheel medial surface; Between the middle part of lateral surface of two described shift forks and the inwall of described opening inner core circle, be respectively equipped with the top spring that promotes described shift fork return; On described shifting block, by coupling shaft, be connected to turning handle, 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 |
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| Publication Number | Publication Date |
|---|---|
| CN103759969A true CN103759969A (en) | 2014-04-30 |
| CN103759969B 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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| CN (1) | CN103759969B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104101517A (en) * | 2014-07-08 | 2014-10-15 | 山东省农业科学院奶牛研究中心 | Milk sampler used in milking process |
| CN110450410A (en) * | 2019-09-12 | 2019-11-15 | 深圳凯奇化工有限公司 | Ink supply dyeing apparatus for 3D printing Color Expression |
Citations (4)
| 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 |
| US20080115841A1 (en) * | 2005-02-05 | 2008-05-22 | Christof Ruhnke | 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 |
-
2014
- 2014-01-28 CN CN201410040591.5A patent/CN103759969B/en not_active Expired - Fee Related
Patent Citations (4)
| 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 |
| US20080115841A1 (en) * | 2005-02-05 | 2008-05-22 | Christof Ruhnke | 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 |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104101517A (en) * | 2014-07-08 | 2014-10-15 | 山东省农业科学院奶牛研究中心 | Milk sampler used in milking process |
| CN110450410A (en) * | 2019-09-12 | 2019-11-15 | 深圳凯奇化工有限公司 | Ink supply dyeing apparatus for 3D printing Color Expression |
| 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 |
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| Publication number | Publication date |
|---|---|
| CN103759969B (en) | 2015-12-02 |
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| C53 | Correction of patent of 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 of 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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Free format text: CORRECT: INVENTOR; FROM: WEN JILI WEN XIN TO: WEN JILI WEN XIN ZHANG QIANQIAN |
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Granted publication date: 20151202 Termination date: 20170128 |
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| CF01 | Termination of patent right due to non-payment of annual fee |