CN102778263B - Axial outer clamping type sensing device - Google Patents
Axial outer clamping type sensing device Download PDFInfo
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- CN102778263B CN102778263B CN201210283718.7A CN201210283718A CN102778263B CN 102778263 B CN102778263 B CN 102778263B CN 201210283718 A CN201210283718 A CN 201210283718A CN 102778263 B CN102778263 B CN 102778263B
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- mounting pipe
- pipe
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- ultrasonic probe
- connecting pipe
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Abstract
The invention provides an axial outer clamping type sensing device which is installed in a pipeline and used for detecting fluid flow in the pipeline. The axial outer clamping type sensing device comprises a first installation pipe, a second installation pipe, a connecting pipe, a first ultrasonic probe and a second ultrasonic probe, the first installation pipe and the second installation pipe are respectively installed on the pipeline and respectively communicated with two ends of the connecting pipe, the first ultrasonic probe is installed on the first installation pipe, the second ultrasonic probe is installed on the second installation pipe and arranged corresponding to the first ultrasonic probe, and a connecting line between the first ultrasonic probe and the second ultrasonic probe is coincided with the axis of the connecting pipe.
Description
Technical field
The present invention relates to a kind of axially external clamping sensing device.
Background technology
In prior art, conventionally by being set, ultrasonic probe carries out the detection of the fluid flow of inside pipe fitting.Existing use ultrasonic probe carries out pipe fitting flow detection and conventionally adopts external clamping ultrasonic probe, is about to the corresponding pipe fitting that is sandwiched in pending detection for receiving and dispatching hyperacoustic ultrasonic probe outward arranging, and ultrasonic probe is with respect to the axioversion of pipe fitting.In testing process, carry out hyperacoustic transmission and acceptance by the piezoelectric chip arranging in ultrasonic probe, the fluid flow in pipe fitting is detected.But there is following defect in this kind of mode: is unfavorable for measuring small-caliber pipeline; Measurement sound travel is short; Measuring accuracy is low; Be subject to influence of temperature change larger.
Summary of the invention
In order to overcome above-mentioned the deficiencies in the prior art, the invention provides a kind of axially external clamping sensing device, be installed on pipeline and the fluid flow in pipeline is detected, described axial external clamping sensing device comprises the first mounting pipe, the second mounting pipe, connecting pipe, the first ultrasonic probe and the second ultrasonic probe, described the first mounting pipe and described the second mounting pipe are installed on respectively described pipeline, described the first mounting pipe and described the second mounting pipe are communicated in respectively described connecting pipe two ends, described the first ultrasonic probe is installed on described the first mounting pipe, described the second ultrasonic probe is installed on described the second mounting pipe corresponding described the first ultrasonic probe setting, line between described the first ultrasonic probe and described the second ultrasonic probe overlaps with the axial line of described connecting pipe.
Further improvement of the present invention is, described the first mounting pipe is provided with the first construction section and is connected in first of described the first construction section and coordinates section, described the first construction section is connected in described first and coordinates section, the first construction section of described the first mounting pipe is fixedly connected with and is communicated in described pipeline, the first construction section of described the first mounting pipe be axially perpendicular to described first coordinate section axially.
Further improvement of the present invention is that described the first ultrasonic probe is installed on the construction section of described the first mounting pipe.
Further improvement of the present invention is, described the second mounting pipe is provided with the second construction section and is connected in second of described the second construction section and coordinates section, described the second construction section is connected in described second and coordinates section, the second construction section of described the second mounting pipe is fixedly connected with and is communicated in described pipeline, the second construction section of described the second mounting pipe be axially perpendicular to described second coordinate section axially.
Further improvement of the present invention is that described the second ultrasonic probe is installed on the construction section of described the second mounting pipe.
Further improvement of the present invention is, described connecting pipe is provided with center pit and is communicated in the hydraucone of described center pit, and described hydraucone is arranged at described connecting pipe two ends.
Further improvement of the present invention is that the diameter of the center pit of described connecting pipe is less than the diameter of described the first mounting pipe and the second mounting pipe.
Further improvement of the present invention is, described the first mounting pipe is also provided with First Transition section, and the First Transition section of described the first mounting pipe is provided with the First Transition face of arc, and described First Transition arranges facing to the inner side of described the first mounting pipe.
Further improvement of the present invention is, described connecting pipe is provided with web member, described web member is sheathed on described connecting pipe and slides with respect to described connecting pipe, described the first mounting pipe is provided with the first auxiliary section, and the web member of described connecting pipe is fixedly connected on the first auxiliary section of described the first mounting pipe so that described the first mounting pipe and described connecting pipe are mutually permanently connected.
Further improvement of the present invention is, described connecting pipe is provided with web member, described web member is sheathed on described connecting pipe and slides with respect to described connecting pipe, described the second mounting pipe is provided with the second auxiliary section, and the web member of described connecting pipe is fixedly connected on the second auxiliary section of described the first mounting pipe so that described the second mounting pipe and described connecting pipe are mutually permanently connected.
Compared to prior art, the first ultrasonic probe and second ultrasonic probe of the axial external clamping sensing device of the present invention are oppositely arranged, and the line between the first ultrasonic probe and the second ultrasonic probe overlaps with the axial line of the center pit of connecting pipe.The first ultrasonic probe and the second ultrasonic probe carry out hyperacoustic transmitting-receiving along the axial line of the center pit of connecting pipe.Because connecting pipe has certain length, the flow direction of fluid is parallel with ultrasound wave direction of transfer simultaneously, and therefore axial external clamping sensing device measurement sound travel of the present invention is long, accurately test fluid flow.Simultaneously because the pipe that is connected by the first mount pad and the second mount pad carries out fluid flow detection, therefore applicable to the less pipeline of caliber.
Accompanying drawing explanation
Fig. 1 is the structural representation of the axial external clamping sensing device of the present invention.
Fig. 2 is the structural representation of the axial external clamping sensing device of another embodiment of the present invention.
Embodiment
Below in conjunction with accompanying drawing explanation and embodiment, the present invention is further described.
Refer to Fig. 1 and Fig. 2, the invention provides a kind of axially external clamping sensing device 10, be installed on pipeline (not shown) and the fluid flow in pipeline is detected, described axial external clamping sensing device 10 comprises the first mounting pipe 11, the second mounting pipe 12, connecting pipe 15, the first ultrasonic probe 17 and the second ultrasonic probe 18, described the first mounting pipe 11 and described the second mounting pipe 12 are installed on respectively described pipeline, described the first mounting pipe 11 and described the second mounting pipe 12 are communicated in respectively described connecting pipe 15 two ends, described the first ultrasonic probe 17 is installed on described the first mounting pipe 11, described the second ultrasonic probe 18 is installed on described the second mounting pipe 12 and corresponding described the first ultrasonic probe 17 arranges, described connecting pipe 15 is provided with center pit, line between described the first ultrasonic probe 17 and described the second ultrasonic probe 18 overlaps with the axial line of described connecting pipe 15.
Described the first mounting pipe 11 is provided with the first construction section 111 and is connected in first of described the first construction section 111 and coordinates section 113, described the first construction section 111 is connected in described first and coordinates section 113, the first construction section 111 of described the first mounting pipe 11 is fixedly connected with and is communicated in described pipeline, the first construction section 111 of described the first mounting pipe 11 be axially perpendicular to described first coordinate section 113 axially.Described the first ultrasonic probe 17 is installed on the first construction section 111 of described the first mounting pipe 11.Described the first mounting pipe 11 is also provided with First Transition section 115, and the First Transition section 115 of described the first mounting pipe 11 is provided with the First Transition face 1151 of arc, and described First Transition face 1151 arranges towards the inner side of described the first mounting pipe 11.In the present embodiment, described the first mounting pipe 11 is provided with the first auxiliary section 117, and described the first auxiliary section 117 is ring-type, and the first auxiliary section 117 is connected in first of the first mounting pipe 11 and coordinates section to offer screw thread (not shown) on 113, the first auxiliary sections 117.Described the first auxiliary section 117 is also provided with the first flange 1171.In the present embodiment, the outside of the first construction section 111 of described the first mounting pipe 11 is also provided with the first side wall 1113 towards the first mounting pipe 11 outside projections, and described the first side wall 1113 sealings enclose and form the first host cavity.Described the first ultrasonic probe 17 is contained in described the first host cavity.
Described the second mounting pipe 12 is provided with the second construction section 121 and is connected in second of described the second construction section 121 and coordinates section 123, described the second construction section 121 is connected in described second and coordinates section 123, the second construction section 121 of described the second mounting pipe 12 is fixedly connected with and is communicated in described pipeline, the second construction section 121 of described the second mounting pipe 12 be axially perpendicular to described second coordinate section 123 axially.Described the second ultrasonic probe 18 is installed on the second construction section 121 of described the second mounting pipe 12.Described the second mounting pipe 12 is also provided with the second transition section 125, and the second transition section 125 of described the second mounting pipe is provided with the second transition face 1251 of arc, and described the second transition face 1251 arranges towards the inner side of described the second mounting pipe 11.In the present embodiment, in the present embodiment, described the second mounting pipe 12 is provided with the second auxiliary section 127, and described the second auxiliary section 127 is ring-type, the second auxiliary section 127 is connected in second of the second mounting pipe 12 and coordinates section to offer screw thread (not shown) on 123, the second auxiliary sections 127.Described the second auxiliary section 127 is also provided with the second flange 1271.In the present embodiment, the outside of the second construction section 121 of described the second mounting pipe is also provided with the second sidewall 1213 towards the second mounting pipe outside projection, and described the second sidewall 1213 sealings enclose and form the second host cavity.Described the second ultrasonic probe 18 is contained in described the second host cavity.
The web member 153 that described connecting pipe 15 comprises body 151 and is sheathed on described body 151 and can slides with respect to body 151.Described connecting pipe 15 is provided with center pit 150, and the diameter of described center pit 150 is less than the diameter of described the first mounting pipe 11 and the second mounting pipe.Described web member 153 comprises the main body 1531 of ring-type and is connected in main body 1531 and along the axial raised connecting portion 1533 of main body 1531.The main body 1531 of described web member 153 is sheathed on described connecting pipe 15, and the connecting portion 1533 of described web member 153 is provided with gap with respect to described connecting pipe 15.In the present embodiment, connecting pipe 15 is provided with two web members 153, two web members 153 respectively corresponding the first mounting pipe 11 and the second mounting pipe are provided with screw thread (not shown), one of them web member 153 is threadedly connected to the first auxiliary section 117 of described the first mounting pipe 11, another web member 153 is threadedly connected to the second auxiliary section 127 of described the second mounting pipe 12, described connecting pipe 15 is fixedly connected on respectively to described the first mounting pipe 11 and the second mounting pipe 12.In the present embodiment, web member 153 is also provided with draw-in groove 1535, and the flange 1171 of described the first auxiliary section 117 or the flange 1171 of the second auxiliary section 127 can be fastened in the draw-in groove 1535 of described web member 153.
Be understandable that, the first ultrasonic probe 17 and the second ultrasonic probe 18 can adopt any-mode to be installed in described the first mounting pipe 11 and the second mounting pipe 12, only need to guarantee that the first ultrasonic probe 17 and the second ultrasonic probe 18 are oppositely arranged to receive and dispatch ultrasonic signal, and the axial line of both lines and described connecting pipe 15 coincides.In the present embodiment, described the first mounting pipe 11, the second mounting pipe 12 and connecting pipe 15 are columniform hollow tube, are understandable that, external diameter and the internal diameter of the first mounting pipe 11, the second mounting pipe 12 and connecting pipe 15 can arrange as required voluntarily.
As shown be the axial external clamping sensing device 20 in another embodiment of the present invention, the axial external clamping sensing device 20 of the present embodiment is roughly the same with last embodiment, comprise the first mounting pipe 21, the second mounting pipe 23 and connecting pipe 25, difference is: the connecting pipe 25 of the axial external clamping sensing device 20 of the present embodiment is provided with center pit 250 and is communicated in the hydraucone 255 of described center pit 250, and described hydraucone 255 is arranged at described connecting pipe 15 two ends.Described hydraucone 255 is provided with the approaching face 2551 tilting with respect to the axial line of described center pit 150, when described fluid enters connecting pipe 15 by the first mounting pipe 11 or the second mounting pipe 12, can cushion importing through the approaching face 2551 of connecting pipe 15, avoid interference stream impact and detect effect.
While using axial external clamping sensing device 10 of the present invention, pipeline blocked and will block two closure of openings of formation, making rectilinear duct form two pipelines axially same but that be not interconnected.The pipeline of relative closure is communicated in respectively to described the first mounting pipe 11 and the second mounting pipe 12.The first construction section 11 of the first mounting pipe 11 be axially perpendicular to installed pipeline axially.First of the first mounting pipe 11 coordinates section 113 to be parallel to the axial of described corresponding pipeline.The second construction section 121 of the second mounting pipe 12 be axially perpendicular to installed pipeline axially.Second of the second mounting pipe 12 coordinates section 123 to be parallel to the axial of described corresponding pipeline.The first ultrasonic probe 17 and the second ultrasonic probe 18 are oppositely arranged, and the line between the first ultrasonic probe 17 and the second ultrasonic probe 18 overlaps with the axial line of the center pit 150 of connecting pipe 15.The first ultrasonic probe 17 and the second ultrasonic probe 18 carry out hyperacoustic transmitting-receiving along the axial line of the center pit 150 of connecting pipe 15.Because connecting pipe 15 has certain length, simultaneously the flow direction of fluid is parallel with ultrasound wave direction of transfer, and therefore to measure sound travel long for axial external clamping sensing device 10 of the present invention, accurately test fluid flow.Simultaneously because the pipe 15 that is connected by the first mount pad and the second mount pad carries out fluid flow detection, therefore applicable to the less pipeline of caliber.
Above content is in conjunction with concrete preferred implementation further description made for the present invention, can not assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, can also make some simple deduction or replace, all should be considered as belonging to protection scope of the present invention.
Claims (10)
1. an axial external clamping sensing device, be installed on pipeline and the fluid flow in pipeline is detected, it is characterized in that: described axial external clamping sensing device comprises the first mounting pipe, the second mounting pipe, connecting pipe, the first ultrasonic probe and the second ultrasonic probe, described the first mounting pipe and described the second mounting pipe are installed on respectively described pipeline, described the first mounting pipe and described the second mounting pipe are communicated in respectively described connecting pipe two ends, described the first ultrasonic probe is installed on described the first mounting pipe, described the second ultrasonic probe is installed on described the second mounting pipe corresponding described the first ultrasonic probe setting, line between described the first ultrasonic probe and described the second ultrasonic probe overlaps with the axial line of described connecting pipe, described pipeline blocks and blocks two closure of openings of formation, described the first mounting pipe and the second mounting pipe are communicated in respectively the pipeline of relative closure.
2. axial external clamping sensing device according to claim 1, it is characterized in that: described the first mounting pipe is provided with the first construction section and is connected in first of described the first construction section and coordinates section, described the first construction section is connected in described first and coordinates section, the first construction section of described the first mounting pipe is fixedly connected with and is communicated in described pipeline, the first construction section of described the first mounting pipe be axially perpendicular to described first coordinate section axially.
3. axial external clamping sensing device according to claim 2, is characterized in that: described the first ultrasonic probe is installed on the construction section of described the first mounting pipe.
4. axial external clamping sensing device according to claim 1, it is characterized in that: described the second mounting pipe is provided with the second construction section and is connected in second of described the second construction section and coordinates section, described the second construction section is connected in described second and coordinates section, the second construction section of described the second mounting pipe is fixedly connected with and is communicated in described pipeline, the second construction section of described the second mounting pipe be axially perpendicular to described second coordinate section axially.
5. axial external clamping sensing device according to claim 4, is characterized in that: described the second ultrasonic probe is installed on the construction section of described the second mounting pipe.
6. axial external clamping sensing device according to claim 1, is characterized in that: described connecting pipe is provided with center pit and is communicated in the hydraucone of described center pit, and described hydraucone is arranged at described connecting pipe two ends.
7. axial external clamping sensing device according to claim 1, is characterized in that: the diameter of the center pit of described connecting pipe is less than the diameter of described the first mounting pipe and the second mounting pipe.
8. axial external clamping sensing device according to claim 1, it is characterized in that: described the first mounting pipe is also provided with First Transition section, the First Transition section of described the first mounting pipe is provided with the First Transition face of arc, and described First Transition arranges facing to the inner side of described the first mounting pipe.
9. axial external clamping sensing device according to claim 1, it is characterized in that: described connecting pipe is provided with web member, described web member is sheathed on described connecting pipe and slides with respect to described connecting pipe, described the first mounting pipe is provided with the first auxiliary section, and the web member of described connecting pipe is fixedly connected on the first auxiliary section of described the first mounting pipe so that described the first mounting pipe and described connecting pipe are mutually permanently connected.
10. axial external clamping sensing device according to claim 1, it is characterized in that: described connecting pipe is provided with web member, described web member is sheathed on described connecting pipe and slides with respect to described connecting pipe, described the second mounting pipe is provided with the second auxiliary section, and the web member of described connecting pipe is fixedly connected on the second auxiliary section of described the first mounting pipe so that described the second mounting pipe and described connecting pipe are mutually permanently connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210283718.7A CN102778263B (en) | 2012-08-10 | 2012-08-10 | Axial outer clamping type sensing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210283718.7A CN102778263B (en) | 2012-08-10 | 2012-08-10 | Axial outer clamping type sensing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102778263A CN102778263A (en) | 2012-11-14 |
| CN102778263B true CN102778263B (en) | 2014-05-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210283718.7A Expired - Fee Related CN102778263B (en) | 2012-08-10 | 2012-08-10 | Axial outer clamping type sensing device |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104280462A (en) * | 2014-09-28 | 2015-01-14 | 广东惠利普路桥信息工程有限公司 | Ultrasonic detection device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1116877A (en) * | 1993-01-30 | 1996-02-14 | G.克龙施罗德公开股份有限公司 | Fluid flow meter |
| CN2470796Y (en) * | 2001-02-26 | 2002-01-09 | 深圳市建恒工业自控系统有限公司 | Direct-inserted supersonic flowmeter probe apparatus for low differential pressure pipe |
| CN2470795Y (en) * | 2001-02-26 | 2002-01-09 | 深圳市建恒工业自控系统有限公司 | Clamped supersonic flowmeter probe apparatus |
| CN201173795Y (en) * | 2008-02-25 | 2008-12-31 | 天津市盛世九合科技发展有限公司 | Ultrasonic flow sensor with honeycomb duct |
| CN102207398A (en) * | 2011-04-07 | 2011-10-05 | 托肯恒山科技（广州）有限公司 | Ultrasonic flow measurement device and method for fuel terminal settlement |
-
2012
- 2012-08-10 CN CN201210283718.7A patent/CN102778263B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1116877A (en) * | 1993-01-30 | 1996-02-14 | G.克龙施罗德公开股份有限公司 | Fluid flow meter |
| CN2470796Y (en) * | 2001-02-26 | 2002-01-09 | 深圳市建恒工业自控系统有限公司 | Direct-inserted supersonic flowmeter probe apparatus for low differential pressure pipe |
| CN2470795Y (en) * | 2001-02-26 | 2002-01-09 | 深圳市建恒工业自控系统有限公司 | Clamped supersonic flowmeter probe apparatus |
| CN201173795Y (en) * | 2008-02-25 | 2008-12-31 | 天津市盛世九合科技发展有限公司 | Ultrasonic flow sensor with honeycomb duct |
| CN102207398A (en) * | 2011-04-07 | 2011-10-05 | 托肯恒山科技（广州）有限公司 | Ultrasonic flow measurement device and method for fuel terminal settlement |
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| Publication number | Publication date |
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| CN102778263A (en) | 2012-11-14 |
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