CN102243118B - Heat meter - Google Patents
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- CN102243118B CN102243118B CN 201110172566 CN201110172566A CN102243118B CN 102243118 B CN102243118 B CN 102243118B CN 201110172566 CN201110172566 CN 201110172566 CN 201110172566 A CN201110172566 A CN 201110172566A CN 102243118 B CN102243118 B CN 102243118B
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- 238000002604 ultrasonography Methods 0.000 claims description 17
- 230000000295 complement effect Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000005259 measurement Methods 0.000 abstract description 3
- 238000012545 processing Methods 0.000 abstract description 3
- 239000012530 fluid Substances 0.000 description 34
- 238000009434 installation Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000003754 machining Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003500 flue dust Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
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Abstract
The invention provides a heat meter, which belongs to the technical field of machinery and solves the problems of difficulty in assembly and disassembly, low measurement precision and the like of the traditional heat meter. The heat meter comprises a cylindrical body, wherein the side part of the body is provided with two installing holes communicated with the inside of the body along the axial direction, heat sensors are fixed in the installing holes, reflecting members are also arranged in the body corresponding to the heat sensors and can transmit ultrasonic waves to the heat sensors. The heat meter has the advantages of simple structure, convenience for processing and manufacturing, high measurement precision and the like.
Description
Technical field
The invention belongs to field of mechanical technique, relate to a kind of survey instrument, particularly a kind of calorimeter.
Background technology
At present, China will heat winter, for energy savings, reduces flue dust, and by the heat supply network central heating, heat energy is sold as a kind of commodity, is to have charged in most of areas.By the floor area of building charge, obviously be irrational but receive the heat supply expense by floor area of building in the past, should calculate according to the heat energy of the actual usefulness of user, therefore all calculate heat with calorimeter now.Calorimeter is comprised of integrator, flowmeter and temperature sensor etc., its principle of work: a pair of temperature sensor is installed in respectively on the ascending tube and down pipe by the heat-carrying object, flowmeter is installed on the entrance or recirculatory pipe of fluid, flowmeter sends the pulse signal proportional with flow, a pair of temperature sensor provides the simulating signal of expression temperature height, and the integrator collection utilizes the integrating formula to calculate the heat that heat-exchange system is changed from the signal of flow and temperature sensor.
The tradition calorimeter generally adopts mechanical vane type or rotary wind type, the number of turns according to wheel rotation is directly proportional with flow, integrator gathers the number of turns of wheel rotation and comes the integrating flow, but there is mechanical wear in impeller, and therefore there is short, the not high defective of measuring accuracy in serviceable life in traditional mechanical heat meter.Gradually adopt now ultrasonic calorimeter to replace, some ultrasonic calorimeter has also been applied for patent, and for example the Chinese patent literature data discloses a kind of ultrasonic calorimeter [application number: 201020108443.X; Granted publication number: CN201653593U], it comprises ultrasonic transducer assembly, measuring tube and table body, table body left end install arrange ball valve and with the ball valve motor of control linkage, it also comprises O-ring seal, spring and spring base, spring base contacts with ball valve elasticity and cooperates, the ball valve rear portion is equipped with valve seat insert, in the table body support is set, the support middle part is installed measuring tube is set, two ends, the support left and right sides are installed catoptron are set, table body snapping arranges the watchcase base, ultrasonic transducer assembly is set respectively about fastening position, on the watchcase base cassette holder is set, be equipped with the cassette holder lid on the cassette holder, the heat energy meter probe is set in the cassette holder lid, integraph, control circuit board arranges M-bus integrated reading device and M-bus integrated reading device bus communication interface on the control circuit board.
During above-mentioned ultrasonic calorimeter work, the ultrasonic transducer assembly that arranges at water inlet end produces and the emission ultrasound wave along water (flow) direction, the ultrasonic transducer that arranges in the water side then produces and the emission ultrasound wave along the opposite direction of current, two ultrasonic transducer assemblies receive the ultrasonic signal that the other side launches mutually, and convert thereof into electric signal and deliver in the integraph and process, according to ultrasound wave in the flowing of fluid, the difference that the time that following current is propagated and adverse current are asked when propagating and the flow velocity relation of detected fluid, obtain the flow velocity of hot water, thereby calculate from flow, data gather in the M-bus integrated reading device his-and-hers watches afterwards, draw calorie value.The parts of this ultrasonic calorimeter form more, cause complex structure, and manufacturing cost is high, and the installation and removal of parts are difficulty comparatively all, cause that production efficiency is low and maintenance is inconvenient; Its support is placed in the table body by wringing fit in addition, and bearing accuracy is not high, causes measuring accuracy not high yet, and support in use is subjected to fluid impact always, can have tiny drift condition, so that measuring accuracy is lower.
Summary of the invention
The objective of the invention is for the above-mentioned problems in the prior art, a kind of simple in structure, calorimeter that measuring accuracy is high is provided.
Purpose of the present invention can realize by following technical proposal: a kind of calorimeter, comprise a tubular body, it is characterized in that, described body sidepiece axially has two mounting holes that communicate with its inside along it, be fixed with heat sensor in the described mounting hole, also be provided with reflecting element corresponding to heat sensing place in the described body, described reflecting element can be passed to ultrasound wave above-mentioned heat sensor place.
This calorimeter is connected with integrator in use, one end of body is fluid inlet, the other end is fluid egress point, emission has along the ultrasound wave of fluid working direction at the fluid inlet place, have along the reciprocal ultrasound wave of fluid-phase in the fluid outlet emission, the ultrasound wave that the reflecting element of close fluid inlet is launched fluid outlet is delivered to the heat sensor place near fluid inlet, the ultrasound wave that the reflecting element of close fluid egress point is launched fluid inlet is delivered to the heat sensor place near fluid egress point, two heat sensors are converted to electrical signal transfer with ultrasound wave and process the flow that draws fluid to integrator, two heat sensors give the bulk fluid import, the temperature signal of fluid egress point, last integrator utilizes the integrating formula to calculate the calorie value of heat interchange according to flow and temperature signal.The part of this calorimeter is few, and is simple in structure, convenient processing and manufacture, but because reflecting element arranges rationally, so can obtain high-precision measurement data.
In above-mentioned calorimeter, link by the structure that removably connects between described reflecting element and the body.Reflecting element is easy for installation like this, has improved working (machining) efficiency, and when reflecting element is damaged, convenient disassembly, reflecting element can be changed, and has reduced use cost.
In above-mentioned calorimeter, the described structure that removably connects is tubular holder, and described holder sidepiece has the reflection window, holder be connected in the above-mentioned body and the reflection window on it and above-mentioned mounting hole over against.Ultrasound wave is delivered in the mounting hole from the reflection window through reflecting element, is received by heat sensor.
In above-mentioned calorimeter, described reflecting element has the caulking groove that is complementary with the reflecting element sidepiece in the form of sheets on the described holder, and above-mentioned reflector plate partly is connected in the caulking groove.The connectivity robustness of reflecting element is good like this, in use can not be subject to the impact of fluid impact power and changes the position, has guaranteed reflection angle and reflection precision.
In above-mentioned calorimeter, described body sidepiece is provided with web member, and web member passes body and part is connected with above-mentioned holder.By web member holder and body are fixed together, holder in use can not be subject to the impact of fluid impact power and skew or rotation occur, and has guaranteed to be fixed on reflection angle and the reflection precision of the reflecting element on the holder.
In above-mentioned calorimeter, described holder sidepiece has pilot hole, the described body sidepiece pressure cap one that has been threaded, and above-mentioned web member outer end is pressed between pressure cap one and the body, and web member is inner to embed above-mentioned pilot hole.Pilot hole has made things convenient for the installation of holder, and pilot hole is so that the position of the holder after installing is fixed, and namely the position of holder is fixed in each calorimeter product, the such high conformity of product, and quality is guaranteed.
In above-mentioned calorimeter, described holder adopts plastic material to make.Holder is easily processed like this, and cost of manufacture is low.
In above-mentioned calorimeter, described mounting hole port is connected with pressure cap two.Pressure cap two so that heat sensor can in mounting hole, not drop.
In above-mentioned calorimeter, described body inboard has be used to the gear edge that stops holder.The setting on gear edge is easy to the location and installation of holder.
Compared with prior art, calorimeter provided by the invention has the following advantages:
1, the part of this calorimeter is few, and is simple in structure, convenient processing and manufacture.
2, reflecting element and body link by the structure that removably connects in this calorimeter, and reflecting element is easy for installation, have improved working (machining) efficiency, and when reflecting element is damaged, convenient disassembly, reflecting element can be changed, and has reduced use cost.
3, reflecting element partly is embedded in the caulking groove in this calorimeter, the reflecting element connectivity robustness is good, and holder is fixed together by web member and body, and holder in use can not be subject to the impact of fluid impact power and skew or rotation occur, and has guaranteed reflection angle and reflection precision.
Description of drawings
Fig. 1 is the structural upright schematic diagram of this calorimeter.
Fig. 2 is the structure cross-sectional schematic of this calorimeter.
Among the figure, 1, body; 1a, gear edge; 2, mounting hole; 3, heat sensor; 4, reflecting element; 5, holder; 6, reflection window; 7, caulking groove; 8, web member; 9, pressure cap one; 10, pressure cap two.
Embodiment
Below be specific embodiments of the invention and by reference to the accompanying drawings, technical scheme of the present invention is further described, but the present invention be not limited to these embodiment.
This calorimeter comprises a tubular body 1, body 1 sidepiece axially has two mounting holes 2 that communicate with its inside along it, be fixed with heat sensor 3 in the mounting hole 2, also be provided with reflecting element 4 corresponding to heat sensing place in the body 1, reflecting element 4 can be passed to ultrasound wave heat sensor 3 places, links by the structure that removably connects between reflecting element 4 and the body 1.
Specifically, as depicted in figs. 1 and 2, the structure that removably connects is tubular holder 5, and holder 5 adopts plastic materials to make, and holder 5 sidepieces have reflection window 6, holder 5 be connected in the body 1 and the reflection window on it 6 and mounting hole 2 over against.Reflecting element 4 has the caulking groove 7 that is complementary with reflecting element 4 sidepieces in the form of sheets on the holder 5, reflector plate partly is connected in the caulking groove 7.Body 1 inboard has be used to the gear that stops holder 5 along 1a, and body 1 sidepiece is provided with web member 8.Holder 5 sidepieces have pilot hole, and body 1 side thread is connected with pressure cap 1, and web member 8 outer ends are pressed between pressure cap 1 and the body 1, and web member 8 passes body 1, its inner embedding in the pilot hole.
When calorimeter is installed, first reflecting element 4 is installed in the caulking groove 7 of holder 5, again holder 5 is penetrated in the body 1 until holder 5 ends and be resisted against gear along on the 1a, such holder 5 axial Primary Location, then slightly rotating holder 5 makes pilot hole on it be used for connecting the threaded hole of pressure cap 1 over against body 1, again web member 8 is passed through to pilot hole from threaded hole, pressure cap 1 is installed in the threaded hole of body 1 presses web member 8, so just, finished being connected of holder 5 and body 1, holder 5 in use can not be subject to the impact of fluid impact power and skew or rotation occur, and has guaranteed to be fixed on reflection angle and the reflection precision of the reflecting element 4 on the holder 5.For so that heat sensor 3 can not drop in the mounting hole 2 and be easy to maintenance, mounting hole 2 ports are connected with pressure cap 2 10.
This calorimeter is connected with integrator in use, one end of body 1 is fluid inlet, the other end is fluid egress point, emission has along the ultrasound wave of fluid working direction at the fluid inlet place, reflecting element 4 near fluid egress point is delivered to this ultrasound wave near in the mounting hole 2 of fluid egress point from reflection window 6, is received by heat sensor 3; Have along the reciprocal ultrasound wave of fluid-phase in the fluid outlet emission, the reflecting element 4 of close fluid egress point is delivered to this ultrasound wave near in the mounting hole 2 of fluid inlet from reflection window 6, is received by heat sensor 3.Two heat sensors 3 are converted to electrical signal transfer with ultrasound wave and process the flow that draws fluid to integrator, two heat sensors 3 give the temperature signal of body 1 fluid inlet, fluid egress point, and last integrator utilizes the integrating formula to calculate the calorie value of heat interchange according to flow and temperature signal.
Specific embodiment described herein only is to the explanation for example of the present invention's spirit.Those skilled in the art can make various modifications or replenish or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present invention or surmount the defined scope of appended claims.
Although this paper has more used body 1, gear along terms such as 1a, mounting hole 2, heat sensor 3, reflecting element 4, holder 5, reflection window 6, caulking groove 7, web member 8, pressure cap 1, pressure caps 2 10, do not get rid of the possibility of using other term.Using these terms only is in order to describe more easily and explain essence of the present invention; They are construed to any additional restriction all is contrary with spirit of the present invention.
Claims (7)
1. calorimeter, comprise a tubular body (1), it is characterized in that, described body (1) sidepiece axially has two mounting holes that communicate with its inside (2) along it, be fixed with heat sensor (3) in the described mounting hole (2), also be provided with reflecting element (4) corresponding to heat sensing place in the described body (1), described reflecting element (4) can be passed to ultrasound wave above-mentioned heat sensor (3) and locate, link by the structure that removably connects between described reflecting element (4) and the body (1), the described structure that removably connects is tubular holder (5), described holder (5) sidepiece has reflection window (6), holder (5) be connected in the above-mentioned body (1) and the reflection window (6) on it and above-mentioned mounting hole (2) over against.
2. calorimeter according to claim 1 is characterized in that, described reflecting element (4) has the caulking groove (7) that is complementary with reflecting element (4) sidepiece in the form of sheets on the described holder (5), and above-mentioned reflector plate partly is connected in the caulking groove (7).
3. calorimeter according to claim 1 and 2 is characterized in that, described body (1) sidepiece is provided with web member (8), and web member (8) passes body (1) and part is connected with above-mentioned holder (5).
4. calorimeter according to claim 3, it is characterized in that, described holder (5) sidepiece has pilot hole, described body (1) side thread is connected with pressure cap one (9), above-mentioned web member (8) outer end is pressed between pressure cap one (9) and the body (1), the above-mentioned pilot hole of the inner embedding of web member (8).
5. calorimeter according to claim 1 and 2 is characterized in that, described holder (5) adopts plastic material to make.
6. calorimeter according to claim 1 and 2 is characterized in that, described mounting hole (2) port is connected with pressure cap two (10).
7. calorimeter according to claim 1 and 2 is characterized in that, described body (1) inboard has be used to the gear that stops holder (5) along (1a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110172566 CN102243118B (en) | 2011-06-24 | 2011-06-24 | Heat meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110172566 CN102243118B (en) | 2011-06-24 | 2011-06-24 | Heat meter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102243118A CN102243118A (en) | 2011-11-16 |
| CN102243118B true CN102243118B (en) | 2013-04-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110172566 Expired - Fee Related CN102243118B (en) | 2011-06-24 | 2011-06-24 | Heat meter |
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| CN (1) | CN102243118B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102637046A (en) * | 2012-04-23 | 2012-08-15 | 江苏迈拓智能仪表有限公司 | Ultrasound metering and flow control system |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2793701Y (en) * | 2005-04-06 | 2006-07-05 | 张力新 | Measuring piping section of ultrasonic flowmeter and heatmeter converter |
| CN201622087U (en) * | 2010-01-19 | 2010-11-03 | 蒋韵坚 | Flow sensor of ultrasonic heat meter |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10047383C1 (en) * | 2000-09-25 | 2001-11-08 | Siemens Ag | Ultrasonic flowmeter has relatively spaced ultrasonic heads each provided with associated reflector for ultrasonic waves |
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2011
- 2011-06-24 CN CN 201110172566 patent/CN102243118B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2793701Y (en) * | 2005-04-06 | 2006-07-05 | 张力新 | Measuring piping section of ultrasonic flowmeter and heatmeter converter |
| CN201622087U (en) * | 2010-01-19 | 2010-11-03 | 蒋韵坚 | Flow sensor of ultrasonic heat meter |
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| Publication number | Publication date |
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| CN102243118A (en) | 2011-11-16 |
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| C14 | Grant of patent or utility model | ||
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Owner name: VOLDA ENVIRONMENTAL TECHNOLOGY JIANGSU CO., LTD. Free format text: FORMER OWNER: ZHUO DANCHUN Effective date: 20140402 |
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Free format text: CORRECT: ADDRESS; FROM: 317608 TAIZHOU, ZHEJIANG PROVINCE TO: 223900 SUQIAN, JIANGSU PROVINCE |
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Effective date of registration: 20140402 Address after: Suqian City, Jiangsu province Shuang'gou 223900 west of Sihong County Economic Development Zone No. 388 Patentee after: WOERDA ENVIRONMENTAL TECHNOLOGY JIANGSU CO., LTD. Address before: Taizhou City, Zhejiang province 317608 Yuhuan County Lu Pu Industrial Park Zhejiang woerda Copper Co. Ltd. Patentee before: Zhuo Danchun |
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Effective date of registration: 20170301 Address after: Jiangdong Road Jianye District of Nanjing City, Jiangsu province 210019 C Wanda Center No. 108 Room 501 Patentee after: Jiangsu Wo Hui Industrial Technology Group Limited Address before: Suqian City, Jiangsu province Shuang'gou 223900 west of Sihong County Economic Development Zone No. 388 Patentee before: WOERDA ENVIRONMENTAL TECHNOLOGY JIANGSU CO., LTD. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130424 Termination date: 20180624 |
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| CF01 | Termination of patent right due to non-payment of annual fee |