CN205537791U - Supersound flow, for calorimeter measuring transducer structure with frostproofing function - Google Patents
Supersound flow, for calorimeter measuring transducer structure with frostproofing function Download PDFInfo
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- CN205537791U CN205537791U CN201620322146.2U CN201620322146U CN205537791U CN 205537791 U CN205537791 U CN 205537791U CN 201620322146 U CN201620322146 U CN 201620322146U CN 205537791 U CN205537791 U CN 205537791U
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- stress release
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Abstract
The utility model relates to a supersound flow, for calorimeter measuring transducer structure with frostproofing function belongs to acoustics, sensing technical field. Technical scheme is: be equipped with sensor mounting bore (3) on surveying buret section (1), ultrasonic sensor (2) set up in sensor mounting bore (3), in sensor mounting bore (3) of the top of ultrasonic sensor (2) or below, are equipped with the release of stress blotter, and ultrasonic sensor (2) after the installation can take place displacement from top to bottom in sensor mounting bore, and the distance of upper and lower displacement is exactly the distance of release of stress blotter buffering. The utility model discloses owing to arranged the release of stress blotter in the ultrasonic sensor mounting hole, can ensure measurement medium under the condition of freezing normal measurement can cushion the stress protection of its production again when measurement medium freezes, protected ultrasonic sensor not receive to freeze and damage effectively, ensured the instrument and still can normally measure after standing to freeze.
Description
Technical field
This utility model relate to a kind of have the ultrasonic flow rate of antifreeze function, calorimeter measure sensor construction, in particular with ultrasonic detecting technology, in metering conduit, the transducer special measurement sensor of fluid flow or heat, belongs to acoustics, field of sensing technologies.
Background technology
At present, existing pipeline ultrasonic flow rate, calorimetric measurement sensor construction, mainly it is made up of measurement pipeline section and sonac.Measure pipeline section and mainly constituted (as shown in Figure 1) by pipeline section wall, sensor mounting hole, reflector.Such as, the Chinese patent " ultrasonic flow rate, Calorimeter Converter Using For Measuring Pipe Run " of the applicant, patent No. ZL 200520016285.4, ZL 200520107503.5 and ZL 200520107502.0；And " there is the ultrasonic flow rate of beam function, Calorimeter Converter Using For Measuring Pipe Run ", patent No. ZL201020275319.2.The problem that these several structures in use exist a general character, it is simply that if pipeline internal medium has freezing icing phenomenon to occur, the reflector of these several measurement pipeline section bodies all by damage in various degree, thus can cause instrument normally to measure.Therefore, in order to solve the problems referred to above, Chinese patent the applicant " has the ultrasonic flow rate of antifreeze function, Calorimeter Converter Using For Measuring Pipe Run " (patent No. ZL201520090655.2), completely solve reflector to endure cold destroyed situation, also solve the situation that the sonac in the case of typically enduring cold is destroyed simultaneously；But, in the case of some are extremely endured cold, this structure still may result in that sonac is impaired cannot be recovered, thus causes instrument normally to measure.
Utility model content
This utility model purpose be to provide a kind of have the ultrasonic flow rate of antifreeze function, calorimeter measure sensor construction, guarantee when pipeline internal medium has freezing icing phenomenon to occur, sonac will not therefore suffer from damaging and affecting instrument and normally measure, and solves the problems referred to above that background technology exists.
The technical solution of the utility model is:
A kind of have the ultrasonic flow rate of antifreeze function, calorimeter measurement sensor construction, comprise measurement pipeline section, sonac and Stress Release cushion pad, measure pipeline section and be provided with sensor mounting hole, sonac is arranged in sensor mounting hole, in sensor mounting hole above or below sonac, it is provided with Stress Release cushion pad；Sonac after installation can occur upper and lower displacement in sensor mounting hole, and the distance of upper and lower displacement is exactly the distance of Stress Release cushion pad buffering.
Described Stress Release cushion pad delays; for having resilient part; Main Function is to discharge the change in displacement caused because of measured medium icing volumetric expansion in measurement pipeline section and stress change, thus effectively protection sonac is not destroyed, it is ensured that instrument is remaining to normally measure after frost.Stress Release cushion pad can be with metal, it is also possible to be nonmetallic.
The shape that described Stress Release cushion pad delays is any, can be only arranged at above sonac, the lower section of sonac can also be only arranged at, Stress Release cushion pad can also be equipped with above and below sonac, as long as ensure that sonac by external force pressure, it is possible to upper and lower displacement.The shape that Stress Release cushion pad delays includes: the structure of disc spring form, column stage clip, shell fragment, block rubber etc..If Stress Release cushion pad delays the lower section being arranged on sonac, should be ring-type, it is ensured that sonac can normally work.
Described sonac be arranged over attaching nut, mated by screw thread between attaching nut with sensor mounting hole, sonac be pressed in sensor mounting hole, be provided with between attaching nut and sonac Stress Release cushion pad delay.
O RunddichtringO it is provided with between described sonac and sensor mounting hole.
When in tested pipeline medium endure cold icing volumetric expansion time, sonac stress can be caused, produce stress, if eliminating stress not in time, can damage sonac, if now, the stress of sonac is less than pressure produced by Stress Release cushion pad, then do not result in the movement of sonac, do not affect instrument measurement；If now; the stress of sonac is more than pressure produced by Stress Release cushion pad, then the measured medium frozen can discharge cushion pad by sonac compression stress, and sonac upwards occurs micro-displacement; eliminate stress, thus protect sonac.After measured medium thaws, Stress Release cushion pad can rely on the elasticity of self to recover sonac to normally measuring position, so that it is guaranteed that instrument is normally measured.When O RunddichtringO is arranged in the lower section of Stress Release cushion pad, during whole measurement sensor stands to be iced to thaw, O RunddichtringO guarantees that measured medium will not be circulated to Stress Release cushion pad position, it is ensured that it is in effective elasticity state all the time.
It is additionally provided with reflector in measuring pipeline section, mates with sonac.Described reflector, can be platelet-like reflective body, it is also possible to be column reflector.
This utility model can be used alone, antifreeze only for sonac；Can also with patent ZL201520090655.2 of the applicant with the use of, sonac and reflector plate are carried out antifreeze simultaneously.
The beneficial effects of the utility model are: owing to arranging Stress Release cushion pad in sonac installing hole; not only can ensure that under measured medium not ice condition normal measurement but also its stress protection produced can have been buffered when measured medium freezes; it is effectively protected sonac not damaged by frost, it is ensured that instrument remains to normally measure after standing frost.This utility model has rational in infrastructure, raising measurement sensor resistance to frost and can guarantee that the feature such as certainty of measurement, easy accessibility, this utility model improves the resistance to frost measuring sensor, easy disassembly, can be widely applied to ultrasonic flow rate, calorimetric special measurement sensor.
Accompanying drawing explanation
Fig. 1 is this utility model example structure schematic diagram；
Fig. 2 is this utility model embodiment sonac normal work structuring schematic diagram；
Fig. 3 is that this utility model embodiment sonac freezes post-compensation schematic diagram；
In figure: measure pipeline section 1, sonac 2, sensor mounting hole 3, reflector 4, intermediate seal circle 5, pipeline section wall 6, Stress Release cushion pad 7, attaching nut 8, snap ring 9, annular groove 10, O RunddichtringO 11, bit shift compensation 12.
Detailed description of the invention
Below in conjunction with the accompanying drawings, by embodiment, this utility model is described further.
A kind of have the ultrasonic flow rate of antifreeze function, calorimeter measurement sensor construction, comprise measurement pipeline section 1, sonac 2 and Stress Release cushion pad 7, measure pipeline section 1 and be provided with sensor mounting hole 3, sonac 2 is arranged in sensor mounting hole 3, in sensor mounting hole 3 above or below sonac 2, it is provided with Stress Release cushion pad；Sonac 2 after installation can occur upper and lower displacement in sensor mounting hole, and the distance of upper and lower displacement is exactly the distance of Stress Release cushion pad buffering.
O RunddichtringO 11 it is provided with between described sonac and sensor mounting hole.
Described Stress Release cushion pad delays; for having resilient part; Main Function is to discharge the change in displacement caused because of measured medium icing volumetric expansion in measurement pipeline section and stress change, thus effectively protection sonac is not destroyed, it is ensured that instrument is remaining to normally measure after frost.Stress Release cushion pad can be with metal, it is also possible to be nonmetallic.
The shape that described Stress Release cushion pad delays is any, can be only arranged at above sonac, the lower section of sonac can also be only arranged at, Stress Release cushion pad can also be equipped with above and below sonac, as long as ensure that sonac by external force pressure, it is possible to upper and lower displacement.The shape that Stress Release cushion pad delays includes: the structure of disc spring form, column stage clip, shell fragment, block rubber etc..If Stress Release cushion pad delays the lower section being arranged on sonac, should be ring-type, it is ensured that sonac can normally work.
Described sonac be arranged over attaching nut 8, mated by screw thread between attaching nut 8 with sensor mounting hole 3, sonac be pressed in sensor mounting hole 3, between attaching nut 8 and sonac 2, be provided with Stress Release cushion pad delay 7.
It is additionally provided with reflector 4 in measuring pipeline section, mates with sonac 2.Described reflector, can be platelet-like reflective body, it is also possible to be column reflector.
In the present embodiment, the structure being shaped as disc spring form that Stress Release cushion pad is slow, between attaching nut 8 and sonac 2, it is provided with Stress Release cushion pad delays 7.
When sonac structure assembles, by screwing attaching nut's compression stress release cushion pad to sonac 2 normal operation position, (referring to the drawings 2), when normally measuring, pipeline internal medium pressure is less than the produced pressure of Stress Release cushion pad, therefore sonac by accurately, be firmly fixed in sensor mounting hole, instrument is normally measured.When in tested pipeline medium endure cold icing volumetric expansion time, sonac stress can be caused, produce stress, if eliminating stress not in time, can damage sonac 2, if now, the stress of sonac 2 is less than pressure produced by Stress Release cushion pad, then do not result in the movement of sonac, do not affect instrument measurement；If now, the stress of sonac 2 is more than pressure produced by Stress Release cushion pad, then the measured medium frozen can discharge cushion pad by sonac compression stress; upwards there is micro-displacement in sonac; eliminate stress, thus protect sonac, (referring to the drawings 3).After measured medium thaws, Stress Release cushion pad can rely on the elasticity of self to recover sonac to normally measuring position, so that it is guaranteed that instrument is normally measured.When O RunddichtringO is arranged in the lower section of Stress Release cushion pad, during whole measurement sensor stands to be iced to thaw, O RunddichtringO guarantees that measured medium will not be circulated to Stress Release cushion pad position, it is ensured that it is in effective elasticity state all the time.
This enforcement be patent ZL201520090655.2 with the applicant with the use of, sonac and reflector plate are carried out antifreeze simultaneously, referring to the drawings 1.
Claims (6)
1. one kind has the ultrasonic flow rate of antifreeze function, calorimeter measurement sensor construction, it is characterized in that: comprise measurement pipeline section (1), sonac (2) and Stress Release cushion pad (7), measure pipeline section (1) and be provided with sensor mounting hole (3), sonac (2) is arranged in sensor mounting hole (3), in sensor mounting hole (3) above or below sonac (2), it is provided with Stress Release cushion pad；Sonac (2) after installation can occur upper and lower displacement in sensor mounting hole, and the distance of upper and lower displacement is exactly the distance of Stress Release cushion pad buffering.
The most according to claim 1 a kind of have the ultrasonic flow rate of antifreeze function, calorimeter measure sensor construction, it is characterised in that: described Stress Release cushion pad delay, for have resilient part.
The most according to claim 1 and 2 a kind of have the ultrasonic flow rate of antifreeze function, calorimeter measure sensor construction, it is characterized in that: described Stress Release cushion pad is slow to be arranged on above sonac, or it is arranged on the lower section of sonac, or above and below sonac, is equipped with Stress Release cushion pad.
The most according to claim 1 and 2 a kind of have the ultrasonic flow rate of antifreeze function, calorimeter measures sensor construction, it is characterised in that: the slow shape of Stress Release cushion pad includes: the structure of disc spring form, column stage clip, shell fragment, block rubber.
The most according to claim 1 and 2 a kind of have the ultrasonic flow rate of antifreeze function, calorimeter measure sensor construction, it is characterized in that: described sonac be arranged over attaching nut (8), mated by screw thread between attaching nut (8) with sensor mounting hole (3), sonac is pressed in sensor mounting hole (3), between attaching nut (8) and sonac (2), is provided with Stress Release cushion pad (7).
The most according to claim 1 and 2 a kind of have the ultrasonic flow rate of antifreeze function, calorimeter measure sensor construction, it is characterised in that: be provided with O RunddichtringO (11) between described sonac (2) and sensor mounting hole (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620322146.2U CN205537791U (en) | 2016-04-18 | 2016-04-18 | Supersound flow, for calorimeter measuring transducer structure with frostproofing function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620322146.2U CN205537791U (en) | 2016-04-18 | 2016-04-18 | Supersound flow, for calorimeter measuring transducer structure with frostproofing function |
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| CN205537791U true CN205537791U (en) | 2016-08-31 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018133463A1 (en) * | 2017-01-23 | 2018-07-26 | 李新兴 | Multi-channel ultrasonic flow meter |
| CN108362433A (en) * | 2018-04-15 | 2018-08-03 | 无锡盛赛传感科技有限公司 | A kind of encapsulating structure of anti-freeze type ceramic pressure sensor |
| CN110243426A (en) * | 2018-03-09 | 2019-09-17 | 江苏迈拓智能仪表有限公司 | A kind of resist freezing structure and method of meter spool piece |
-
2016
- 2016-04-18 CN CN201620322146.2U patent/CN205537791U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018133463A1 (en) * | 2017-01-23 | 2018-07-26 | 李新兴 | Multi-channel ultrasonic flow meter |
| US10557733B2 (en) | 2017-01-23 | 2020-02-11 | Qingdao Hiwits Meter Co., Ltd. | Multi-channel ultrasonic flow meter |
| CN110243426A (en) * | 2018-03-09 | 2019-09-17 | 江苏迈拓智能仪表有限公司 | A kind of resist freezing structure and method of meter spool piece |
| CN108362433A (en) * | 2018-04-15 | 2018-08-03 | 无锡盛赛传感科技有限公司 | A kind of encapsulating structure of anti-freeze type ceramic pressure sensor |
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