CN103234665A - Ultrasonic heat meter - Google Patents
Ultrasonic heat meter Download PDFInfo
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- CN103234665A CN103234665A CN2013101412288A CN201310141228A CN103234665A CN 103234665 A CN103234665 A CN 103234665A CN 2013101412288 A CN2013101412288 A CN 2013101412288A CN 201310141228 A CN201310141228 A CN 201310141228A CN 103234665 A CN103234665 A CN 103234665A
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- heat energy
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- flow measurement
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- base table
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Abstract
The invention discloses an ultrasonic heat meter. The ultrasonic heat meter comprises a flow measurement pipe body, a connecting frame and a heat energy basic meter, wherein the heat energy basic meter is fixed on the flow measurement pipe body through the connecting frame, and the flow measurement pipe body is also provided with a temperature sensor mounting port. A pair of reflectors which are symmetrical to each other and have opposite reflector surfaces are arranged in the flow measurement pipe body, fixed on the pipe body through supports and form included angles of 45 degrees with a water flow axis; ultrasonic wave receiving and transmitting devices are respectively arranged on the pipe body in the way of corresponding to the two reflectors and can receive ultrasonic waves which are transmitted from each other; and the heat energy basic meter adopts a sealing waterproof structure and is connected with the flow measurement pipe body through a rotary connecting frame or a detachable connecting frame. The ultrasonic heat meter has the advantages of convenience in installation, good uniform flow and uniform temperature effect, high measurement precision, strong antijamming capability, long service life and wide application scope.
Description
Technical field
The present invention relates to a kind of measuring apparatus of fluid heat energy, specifically a kind of ultrasonic heat energy meter.
Background technology
What China's heating charge generally adopted is the mode of charging by area of heat-supply service.This mode exists heating quality to be difficult to guarantee and weigh situations such as energy dissipation.Under low-carbon (LC), energy-conservation big situation, imperative by actual heating load meterage.
The heat energy table divides mechanical type heat energy table and ultrasonic heat energy meter two big classes, and traditional mechanical type calorimeter exists precision low, the wearing and tearing of mechanical rotation part, shortcomings such as easy obstruction.Ultrasonic heat energy meter is the ultrasonic type measurement instrument, and according to ultrasound wave time difference method principle, by the collection conversion to supply and return water temperature, data on flows, by the integrating instrument integrating, heat is used in accumulation, realizes the metering of heating heat consumption.
At present, the employed flow tube of ultrasonic calorimeter is made of body, flow inlet, water export, transducer mounting hole and temperature sensor mounting hole.The temperature sensor mounting pipe is located at flow of hot water and imports and exports on the body of an end, the reflector plate of its reflection supersonic wave is installed in the inside of pipeline, the deficiency of the flow tube of this structure is: the one, because the reflector plate of reflection supersonic wave is the inside that is fixedly mounted on flow tube, the reflector plate surface can produce dirt in the long-play, can cause measuring error, reflector plate but is not easy to cleaning; The 2nd, reflector plate is installed in the inside of flow tube, when current are out-of-date, can have bubble to produce, if be mixed with bubble in the hot water, will influence the accuracy of measurement result, and then also have influence on the accuracy of metering.
Summary of the invention
In order to overcome the shortcoming that above-mentioned prior art exists, the object of the present invention is to provide a kind of ultrasonic heat energy meter, can adapt to the characteristics of domestic heating water quality, use as the heat supply water flow sensor, have the measuring accuracy height, wear-resistant, long service life, the easily characteristics of installation and highly versatile.
In order to address the above problem, the present invention is by the following technical solutions: a kind of ultrasonic heat energy meter, comprise flow measurement body, link and heat energy base table, described heat energy base table is fixed on the flow measurement body by link, described flow measurement body also is provided with the temperature sensor mounting interface, it is characterized in that
Described flow measurement body comprises outer tube and interior pipe, pipe is arranged on the inwall of outer tube middle part in described, in the outer tube in the outside, interior pipe two ends, be provided with a pair of symmetry and the relative catoptron of minute surface, manage two ends and be 45 ° of angles with the current direction axis in described catoptron is fixed on by support; Be respectively arranged with mounting hole at the outer tube body corresponding with two catoptrons, a ultrasonic receiving device is set respectively in the described mounting hole, described two ultrasonic receiving devices can both receive the ultrasound wave of the other side's emission;
Described link comprises be rotatably connected frame or detachable link;
Described heat energy base table comprises housing, cap and has the control module of display device, and be provided with battery case in the described housing, the side is provided with the cable manhole appendix, and described control module is arranged in the housing, and described cap is connected with housing by sealing gasket; The turnover cable of described control module passes the cable manhole appendix by packoff; The display device place of the corresponding control module of described cap is provided with the transparent observing window.
Further, described ultrasonic receiving device is installed in the mounting hole by gland bonnet.
Further, be provided with O-ring seal between described mounting hole and the ultrasonic receiving device.
Further, described two ultrasonic receiving devices all comprise ultrasonic transmission device and ultrasonic probe, ultrasonic receiver, and the ultrasonic probe, ultrasonic receiver of described two ultrasonic receiving devices receives the ultrasound wave of the other side's ultrasonic transmission device emission respectively.
Further, pipe two ends in described catoptron is fixed on by four supports.
Further, the described frame that is rotatably connected comprises holder, rotating disc and articulated mounting; Described holder lower end is fixed on the flow measurement body, and upper end and rotating disc flexibly connect; Described hinges holds is on rotating disc, and described heat energy base table is hinged by articulated mounting and rotating disc.
Further, described holder comprises pedestal and rotating support disc seat, and described pedestal is connected on the flow measurement body, and described rotating support disc seat is fixed on above the pedestal, and rotating support disc seat is provided with rotating shaft.
Further, described rotating disc center is provided with the axis hole that cooperates with rotating shaft.
Further, described articulated mounting comprises hinged seat and hinge, and described hinged seat chassis is fixed on the rotating disc, and hinged seat is provided with hinged through hole, the hinged through hole of described hinge cross-under, and the hinge two ends are fixed in the groove that arranges on the heat energy base table housing.
Further, described detachable link comprises the link holder, and described link holder lower end is fixed on the flow measurement body, above and/or the side be provided with the clamping slide block; Be provided with draw-in groove below the described heat energy base table housing, described heat energy base table is connected with the clamping of clamping slide block by draw-in groove.
The invention has the beneficial effects as follows that the present invention compared with prior art has following tangible advantage and innovation:
1, with the heat energy epiphase ratio of present employing flow measurement pipeline, catoptron is fixed by four supports and is 45 ° of angles with the current direction axis, has avoided causing the generation of line clogging phenomenon; In outer tube, in the middle of two catoptrons interior pipe is set, owing to attenuate in the middle of the pipeline, it is urgent suddenly when current flow through, wash away the catoptron eyeglass of back before the urgent current direction, current stream the catoptron eyeglass of the recoil strength impact front of generation simultaneously, thereby avoid catoptron eyeglass surface to produce dirt, avoid clean and maintenance; Attenuate in the middle of making pipeline by pipe in arranging, not only avoided current to produce bubble, and the pipeline current make current be full of pipeline when not enough and current become steady, thereby improve the accuracy of flow measurement.
2, the present invention adopts the frame that is rotatably connected, and is the supporting body of heat energy base table with the holder, and holder and rotating disc flexibly connect, and rotary body can rotate, and the heat energy base table rotates thereupon, makes things convenient for reading; Heat energy base table and rotating disc are hinged, then the heat energy base table relatively rotating disc spin upside down, make things convenient for reading, design hommization more, be applicable to various pipeline routs.
3, the present invention adopts detachable link, be the supporting body of heat energy base table with the link holder, the heat energy base table is connected with clamping slide block clamping on being arranged on the link holder, the heat energy base table not only can separate with the flow measurement body, and can be connected to above the holder or side, make things convenient for reading, design hommization more, be applicable to various pipeline routs.
4, the present invention adopts ultrasound wave to carry out flow metering, can install in level, vertical direction, and is easy for installation; Because no mechanical wheel rotation, do not produce mechanical wear, later stage use, maintenance cost are low, are longer than the mechanical type calorimeter serviceable life far away; Can not impact the ultrasonic calorimeter accurate measurement owing to pass the fine impurities of flow measurement body, the metering good reliability is beneficial to carrying out smoothly of heat metering work during use.
Easy for installation, advantages such as the current-sharing samming is effective, measuring accuracy is high, antijamming capability is strong, long service life that the present invention has, applied widely.
Description of drawings
The present invention is described further below in conjunction with drawings and Examples:
Fig. 1 is structural representation of the present invention;
Fig. 2 is the diagrammatic cross-section of flow measurement body of the present invention;
Fig. 3 is the schematic cross-section of flow measurement body of the present invention;
Fig. 4 is the structural representation of the frame that is rotatably connected of the present invention;
Fig. 5 is the structural representation of detachable link of the present invention;
Fig. 6 is the structural representation of the present invention's described heat energy base table housing when adopting detachable link;
Among the figure, be rotatably connected frame, 211 holders, 212 rotating discs, 213 articulated mountings, 22 detachable links, 221 link holders, 222 horizontal clamping slide blocks, 223 vertical clamping slide blocks, 3 heat energy base tables, 31 housings, 311 draw-in grooves, 312 blocks, 32 caps, 33 transparent observing windows, 4 temperature sensor mounting interfaces, 5 catoptrons, 6 mounting holes, 61 gland bonnets, 62 O-ring seals, 7 ultrasonic receiving devices, 71 ultrasonic transmission devices, 72 ultrasonic probe, ultrasonic receivers, 8 ultrasound waves of pipe, 2 links, 21 in the 1 flow measurement body, 11 outer tubes, 12.
Embodiment
Extremely shown in Figure 6 as Fig. 1, a kind of ultrasonic heat energy meter of the present invention, it comprises flow measurement body 1, link 2 and heat energy base table 3, described heat energy base table 3 is fixed on the flow measurement body 1 by link 2, described flow measurement body 1 also is provided with temperature sensor mounting interface 4, in order to mounting temperature sensor collecting temperature data message.Described flow measurement body 1 comprises outer tube 11 and interior pipe 12, pipe 12 is arranged on the outer tube 11 middle part inwalls in described, in the outer tube 11 in the outside, interior pipe two ends, be provided with a pair of symmetry and the relative catoptron 5 of minute surface, manage two ends and be 45 ° of angles with the current direction axis in described catoptron 5 is fixed on by support 51; Be respectively arranged with mounting hole 6 at outer tube 11 bodys corresponding with two catoptrons 5, a ultrasonic receiving device 7 is set respectively in the described mounting hole 6, described two ultrasonic receiving devices 7 can both receive the ultrasound wave 8 of the other side's emission.Described link 2 comprises be rotatably connected frame 21 or detachable link 22.Described heat energy base table 3 comprises housing 31, cap 32 and has the control module of display device, be provided with battery case in the described housing 31, the side is provided with the cable manhole appendix, and described control module is arranged in the housing, and described cap 32 is connected with housing 31 by sealing gasket; The turnover cable of described control module passes the cable manhole appendix by packoff; The display device place of described cap 32 corresponding control modules is provided with transparent observing window 33.
As shown in Figures 2 and 3, described ultrasonic receiving device is installed in the mounting hole by gland bonnet, is provided with O-ring seal between described mounting hole and the ultrasonic receiving device; Described two ultrasonic receiving devices 7 all comprise ultrasonic transmission device 71 and ultrasonic probe, ultrasonic receiver 72, and the ultrasonic probe, ultrasonic receiver 72 of described two ultrasonic receiving devices 7 receives the ultrasound wave 8 of the other side's ultrasonic transmission device 71 emissions respectively.Pipe 12 two ends in described catoptron 5 is fixed on by four supports 51.
As shown in Figure 4, the described frame 21 that is rotatably connected comprises holder 211, rotating disc 212 and articulated mounting 213; Described holder 211 lower ends are fixed on the flow measurement body 1, and upper end and rotating disc 212 flexibly connect; Described articulated mounting 213 is fixed on the rotating disc 212, and described heat energy base table 3 is hinged by articulated mounting 213 and rotating disc 212.Wherein, described holder comprises pedestal and rotating support disc seat, and described pedestal is connected on the flow measurement body, and described rotating support disc seat is fixed on above the pedestal, and rotating support disc seat is provided with rotating shaft; Described rotating disc 212 centers are provided with the axis hole that cooperates with rotating shaft, can carry out 360 degree around the shaft and horizontally rotate convenient reading; Described articulated mounting 213 comprises hinged seat and hinge, described hinged seat chassis is fixed on the rotating disc 212, hinged seat is provided with hinged through hole, the hinged through hole of described hinge cross-under, the hinge two ends are fixed in the groove that arranges on the heat energy base table housing 31, heat energy base table 3 can be done to spin upside down and move convenient reading along rotating shaft like this.
As shown in Figure 5 and Figure 6, described detachable link 22 comprises link holder 221, and described link holder 221 lower ends are fixed on flow measurement body 1, above be respectively arranged with horizontal clamping slide block 222 and vertical clamping slide block 223 with the side; Be provided with draw-in groove 311 below the described heat energy base table housing 31, described draw-in groove rear end is provided with block 22, and described heat energy base table is connected with the clamping of clamping slide block by draw-in groove.The heat energy base table not only can horizontal card be connected on the horizontal clamping slide block above the holder or vertical card is connected on the vertical clamping slide block of holder side like this, and can separate with the flow measurement body, makes things convenient for reading.
For in some known details of the art; the present invention does not make a detailed description; under situation about not departing from the scope of the present invention with spirit, those skilled in the art can make modification to the present invention, and these modifications all should be included within protection scope of the present invention.
Claims (10)
1. a ultrasonic heat energy meter comprises flow measurement body, link and heat energy base table, and described heat energy base table is fixed on the flow measurement body by link, and described flow measurement body also is provided with the temperature sensor mounting interface, it is characterized in that,
Described flow measurement body comprises outer tube and interior pipe, pipe is arranged on the inwall of outer tube middle part in described, in the outer tube in the outside, interior pipe two ends, be provided with a pair of symmetry and the relative catoptron of minute surface, manage two ends and be 45 ° of angles with the current direction axis in described catoptron is fixed on by support; Be respectively arranged with mounting hole at the outer tube body corresponding with two catoptrons, a ultrasonic receiving device is set respectively in the described mounting hole, described two ultrasonic receiving devices can both receive the ultrasound wave of the other side's emission;
Described link comprises be rotatably connected frame or detachable link;
Described heat energy base table comprises housing, cap and has the control module of display device, and be provided with battery case in the described housing, the side is provided with the cable manhole appendix, and described control module is arranged in the housing, and described cap is connected with housing by sealing gasket; The turnover cable of described control module passes the cable manhole appendix by packoff; The display device place of the corresponding control module of described cap is provided with the transparent observing window.
2. ultrasonic heat energy meter according to claim 1 is characterized in that, described ultrasonic receiving device is installed in the mounting hole by gland bonnet.
3. ultrasonic heat energy meter according to claim 1 is characterized in that, is provided with O-ring seal between described mounting hole and the ultrasonic receiving device.
4. ultrasonic heat energy meter according to claim 1, it is characterized in that, described two ultrasonic receiving devices all comprise ultrasonic transmission device and ultrasonic probe, ultrasonic receiver, and the ultrasonic probe, ultrasonic receiver of described two ultrasonic receiving devices receives the ultrasound wave of the other side's ultrasonic transmission device emission respectively.
5. ultrasonic heat energy meter according to claim 1 is characterized in that, pipe two ends in described catoptron is fixed on by four supports.
6. ultrasonic heat energy meter according to claim 1 is characterized in that, the described frame that is rotatably connected comprises holder, rotating disc and articulated mounting; Described holder lower end is fixed on the flow measurement body, and upper end and rotating disc flexibly connect; Described hinges holds is on rotating disc, and described heat energy base table is hinged by articulated mounting and rotating disc.
7. ultrasonic heat energy meter according to claim 6 is characterized in that, described holder comprises pedestal and rotating support disc seat, and described pedestal is connected on the flow measurement body, and described rotating support disc seat is fixed on above the pedestal, and rotating support disc seat is provided with rotating shaft.
8. ultrasonic heat energy meter according to claim 7 is characterized in that, described rotating disc center is provided with the axis hole that cooperates with rotating shaft.
9. ultrasonic heat energy meter according to claim 6, it is characterized in that, described articulated mounting comprises hinged seat and hinge, described hinged seat chassis is fixed on the rotating disc, hinged seat is provided with hinged through hole, the hinged through hole of described hinge cross-under, the hinge two ends are fixed in the groove that arranges on the heat energy base table housing.
10. ultrasonic heat energy meter according to claim 1 is characterized in that, described detachable link comprises the link holder, and described link holder lower end is fixed on the flow measurement body, above and/or the side be provided with the clamping slide block; Be provided with draw-in groove below the described heat energy base table housing, described heat energy base table is connected with the clamping of clamping slide block by draw-in groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101412288A CN103234665A (en) | 2013-04-23 | 2013-04-23 | Ultrasonic heat meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101412288A CN103234665A (en) | 2013-04-23 | 2013-04-23 | Ultrasonic heat meter |
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| CN103234665A true CN103234665A (en) | 2013-08-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2013101412288A Pending CN103234665A (en) | 2013-04-23 | 2013-04-23 | Ultrasonic heat meter |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103398734A (en) * | 2013-08-15 | 2013-11-20 | 赵咪咪 | Multipurpose sensing device for clean room |
| CN108051040A (en) * | 2017-12-11 | 2018-05-18 | 金卡智能集团股份有限公司 | The metering die set of electronic type gauge table and electronic type gauge table |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103398734A (en) * | 2013-08-15 | 2013-11-20 | 赵咪咪 | Multipurpose sensing device for clean room |
| CN108051040A (en) * | 2017-12-11 | 2018-05-18 | 金卡智能集团股份有限公司 | The metering die set of electronic type gauge table and electronic type gauge table |
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Application publication date: 20130807 |