CN202158914U - Ultrasonic heat meter of which the upper part of base table inner bore cross section is arc-shaped - Google Patents
Ultrasonic heat meter of which the upper part of base table inner bore cross section is arc-shaped Download PDFInfo
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- CN202158914U CN202158914U CN2011202842720U CN201120284272U CN202158914U CN 202158914 U CN202158914 U CN 202158914U CN 2011202842720 U CN2011202842720 U CN 2011202842720U CN 201120284272 U CN201120284272 U CN 201120284272U CN 202158914 U CN202158914 U CN 202158914U
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Abstract
An ultrasonic heat meter of which the upper part of an base table inner bore cross section is arc-shaped relates to an ultrasonic heat meter, and enables the problem to be solved that because the drift diameter of the base table inner bore of the conventional ultrasonic heat meter is smaller, the impurities in a channel are easy to silt to thereby cause a heat supply pipeline to be blocked. In the utility model, the upper part of the inner bore cross section of a heat supply pipeline connecting pipe is arc-shaped, and the lower part is equilateral quadrilateral-shaped. The ultrasonic heat meter of which the upper part of the base table inner bore cross section is arc-shaped is suitable for measuring the heat in the heat supply pipeline.
Description
Technical field
The utility model relates to a kind of ultrasonic calorimeter.
Background technology
Calorimeter is a kind of device that is used to measure heat energy, can realize the household metering of heat energy.Wherein, Adopt the flow measurement precision of the calorimeter of hyperacoustic flow detection technology to receive detected fluid temperature, pressure, viscosity hardly, density is isoparametric influences; And can process noncontact, portable heat energy measuring instrument; Can also solve simultaneously other traditional type calorimeter and receive severe corrosive, the problem that is difficult to detect flow such as non-conductive, inflammable and explosive, so the ultrasonic flow detection technique is applied also comparatively rapid in the research of heat energy table.
The base table of this ultrasonic calorimeter is owing to need to realize hyperacoustic reflection and receive, so no matter ultrasonic calorimeter be direct-injection type or reflective, and its endoporus latus rectum is less, and crushing is excessive.When being connected with heating tube, easily because the relatively poor reason of water quality causes the impurity alluvial in endoporus or pipeline, and then cause measuring inaccurate, even cause heat supply pipeline to stop up.
The utility model content
The utility model is for impurity alluvial in the less pipeline that causes of base table endoporus latus rectum that solves existing ultrasonic calorimeter and then causes the heat supply pipeline blocking problem, is the ultrasonic calorimeter of circular arc thereby a kind of base table endoporus xsect shaped upper part is provided.
Base table endoporus xsect shaped upper part is the ultrasonic calorimeter of circular arc; It comprises gauge outfit, base table, inflow temperature sensor, return water temperature sensor and one group of transducer; Said this group transducer is a pair of transducer, and one of them launches ultrasound wave, and another receives ultrasound wave; Base table is the heat supply pipeline connecting pipe, has a through hole on the sidewall of the water outlet side of said heat supply pipeline connecting pipe, and inflow temperature sensor sealing and fixing is in this through hole, and the temperature detecting head of said temperature sensor is positioned at the heat supply pipeline connecting pipe; Have two through holes on the sidewall above the heat supply pipeline connecting pipe, described a pair of transducer respectively sealing and fixing in said two through holes, and this to energy emission of transducer or receiving plane all in the heat supply pipeline connecting pipe; Ultrasonic calorimeter is fixed on the heat supply pipeline connecting pipe; The temperature signal output terminal of inflow temperature sensor is connected with a temperature signal input end of gauge outfit; The temperature signal output terminal of return water temperature sensor is connected with No. two temperature signal input ends of gauge outfit; A transducer excitation signal input part in a pair of transducer is connected with the pumping signal output terminal of gauge outfit; The ultrasonic signal output terminal of a transducer is connected with the ultrasonic signal input end of gauge outfit; The shaped upper part of heat supply pipeline connecting pipe endoporus xsect is a circular arc, and the bottom is a square.
Beneficial effect: the ultrasonic calorimeter base table of the utility model be shaped as circular arc, its underpart is the structure of square, the bottom surface of said endoporus still is the plane; As hyperacoustic plane of reflection; Overcome the technological prejudice that existing ultrasonic reflections chamber must be a square cavity, and realized the bigger opening of endoporus, increased the cross-sectional area of internal diameter; Thereby the alluvial of impurity in the minimizing water quality reduces the heat supply pipeline possibility of jamming greatly.
Description of drawings
Fig. 1 is the structural representation of the utility model; Fig. 2 is the synoptic diagram of internal diameter shape of cross section of the heat supply pipeline connecting pipe of utility model.
Embodiment
Embodiment one, combination Fig. 1 and Fig. 2 explain this embodiment; Base table endoporus xsect shaped upper part is the ultrasonic calorimeter of circular arc; It comprises gauge outfit 7, base table, inflow temperature sensor 3, return water temperature sensor 8 and one group of transducer 2; Said this group transducer 2 is a pair of transducer, and one of them launches ultrasound wave, and another receives ultrasound wave; Base table is a heat supply pipeline connecting pipe 1, has a through hole on the sidewall of the water outlet side of said heat supply pipeline connecting pipe 1, and inflow temperature sensor 3 sealing and fixing are in this through hole, and the temperature detecting head of said temperature sensor 3 is positioned at heat supply pipeline connecting pipe 1; Have two through holes on the sidewall above the heat supply pipeline connecting pipe 1, described a pair of transducer 2 respectively sealing and fixing in said two through holes, and this to energy emission of transducer 2 or receiving plane all in heat supply pipeline connecting pipe 1; Ultrasonic calorimeter 7 is fixed on the heat supply pipeline connecting pipe 1; The temperature signal output terminal of inflow temperature sensor 3 is connected with a temperature signal input end of gauge outfit 7; The temperature signal output terminal of return water temperature sensor 8 is connected with No. two temperature signal input ends of gauge outfit 7; A transducer excitation signal input part in a pair of transducer is connected with the pumping signal output terminal of gauge outfit 7; The ultrasonic signal output terminal of a transducer is connected with the ultrasonic signal input end of gauge outfit 7; The shaped upper part of heat supply pipeline connecting pipe 1 endoporus xsect is a circular arc, and the bottom is a square.
Transducer 2 is a pair of transducer in this embodiment, and one of them launches ultrasound wave, and another receives ultrasound wave, realizes the measurement of discharge in the heat supply pipeline.Said this surface of emission and angle between the receiving plane to transducer is 60～120.Simultaneously, this embodiment can be scraped the baseplane of heat supply pipeline connecting pipe 1 endoporus, makes said baseplane as mirror surface.
As heat catalysis, metering hot water discharges (or absorption) heat through water inlet pipe and return pipe and flow measures with hot water for the utility model.The utility model is measured through pairing temperature sensor, transducer (ultrasonic flow sensor) and supporting counter; The temperature of pairing temperature sensor measurement base table water inlet and the return water temperature at user's return pipe place are (when practical application; Return water temperature sensor 8 is fixedly mounted on the water delivering orifice place of user's return pipe; To realize measuring the purpose of return water temperature); The flow through volume of the hot water in the base table pipeline of transducer measurement, this two association is delivered to counter and is calculated the heat that the user uses after gathering, and shows through supporting display window.Said counter, display part and corresponding control section are identical with the structure that present calorimeter adopts.
This embodiment can adopt the function of ultrasonic transducer realization flowmeter to gather flow in the pipeline, and this kind of flowmeter is not disturbed by external magnetic field, and can not adsorb iron rust and impurity in the pipeline, can guarantee accurate measurement and long-term use.
The heat supply pipeline connecting pipe 1 of base table can adopt high brass in this embodiment, and through diecasting, forging, numerically-controlled machine and building-block machine processing, physical strength is good, the dimensional accuracy stable and consistent; Guaranteed the accuracy of product long-time running; Has installation, easy to maintenance simultaneously, advantages such as dustproof, protection against the tide, waterproof.
In this embodiment, can adopt the MSP430 series monolithic of TI company to realize data computation and corresponding control, this money single-chip microcomputer has super low-power consumption, embedded information storer, outage back data and advantage such as does not lose.From soft, hardware designs, all adopt optimized Measures, guaranteeing that the counter long service life and low power consumption is stable carries out, and has stronger anti-electromagnetic interference capability; This embodiment can realize that cold/heat is measured auto-conversion function through selecting for use the table with cold and hot metering to realize simultaneously; This embodiment can also have fault and show and the failure data protection function, when calorimeter breaks down, shows failure code and preserves current data automatically, and be furnished with the fault inquiry function; This embodiment can have multiple communication functions such as heat pulse, RS485, M-BUS, GPRS, can realize data remote, centralized control; This embodiment can built-in import environment-friendly and high-energy lithium battery, and the mission life of this kind of battery is more than 6 years; This embodiment can also be made into integral structure, makes its good looking appearance, is used to show that heat result's display can take hang-up, convenient reading; And can realize the singly-bound design, easy and simple to handle; This embodiment installation, easy to maintenance; Have dustproof, moistureproof, waterproof; Prevent advantages such as artificial destruction, more than each automatically controlled part and material and accessory can choose according to actual needs, the structure annexation is all existing to be consistent with its supporting connected mode.
The difference that embodiment two, this embodiment and embodiment one described base table endoporus xsect shaped upper part are the ultrasonic calorimeter of circular arc is that the center of circle of the circular arc on the heat supply pipeline connecting pipe 1 is the center of circle of the xsect of heat supply pipeline connecting pipe 1.
The difference that embodiment three, this embodiment and embodiment one described base table endoporus xsect shaped upper part are the ultrasonic calorimeter of circular arc is; It also comprises containment vessel 4; Said containment vessel 4 is the stage body of under shed; The inner chamber at two shoulder places of said stage body is respectively the placed cavity of a pair of transducer, and said this lays respectively in the placed cavity transducer, and the under shed edge of containment vessel 4 is fixed on the sidewall above the heat supply pipeline connecting pipe 1.
The difference that embodiment four, this embodiment and embodiment three described base table endoporus xsect shaped upper parts are the ultrasonic calorimeter of circular arc is; It also comprises heat energy table shaft collar 5; The bottom surface of said heat energy table shaft collar 5 is fixed on the upper surface of containment vessel 4, and ultrasonic calorimeter 7 is fixed on the heat energy table shaft collar 5.
The difference that embodiment five, this embodiment and embodiment one described base table endoporus xsect shaped upper part are the ultrasonic calorimeter of circular arc is; It also comprises temperature sensor protecting pipe 6; It also comprises inflow temperature sensor protection pipe 6; Said inflow temperature sensor protection pipe 6 is enclosed within outside the inflow temperature sensor 3, is used to protect the inflow temperature sensor.
The difference that embodiment six, this embodiment and embodiment one described base table endoporus xsect shaped upper part are the ultrasonic calorimeter of circular arc is that one group of transducer 2 is one group of ceramic transducer that resonant frequency is 1MHz.
The described ceramic transducer of this embodiment has characteristics such as signal sensitivity height, echoed signal are strong, and it is less influenced by temperature and pressure, can guarantee operation steady in a long-term.
The difference that embodiment seven, this embodiment and embodiment one described base table endoporus xsect shaped upper part are the ultrasonic calorimeter of circular arc is that temperature sensor is that model is the high-precision platinum resistor of PT1000.
In this embodiment, also be provided with the precise temperature measurement circuit, guaranteed high-precision temperature survey.
The utility model also has following advantage than existing calorimeter:
1, all-pass footpath.Existing heat meter penetrating in bad order, the crushing situation is serious, and has increased the load of heating network.It is the design of arched straight latus rectum that the ultrasonic calorimeter base table of the utility model adopts the top, not reducing, inside and outsidely all do not increased a common pipe fitting in undergauge, the loop that is equivalent to supply water, to almost not influence of current.Since no any parts that block water in the pipeline, and do not have undergauge, so crushing is almost nil, alleviates the heating network load greatly, reduces system operation cost.
2, capable of washing.Existing heat meter so base table stopping state occurrence frequency is higher, cleans trouble very because straight tube footpath permeability is bad, and it is bad to add indivedual regional water quality again.The utility model, also is very easy to clean even stop up owing to be the all-pass gauge structure.
3, easy for installation.Existing heat meter is owing to be fixed together with base table, so install and be inconvenience.What base table in the utility model and ultrasonic calorimeter adopted is split-type structural.Ultrasonic calorimeter and base table split or make up through draw-in groove, and gauge outfit can be suspended on the place of being convenient to check the calorimeter data, also can combine with base table to be placed on the hot-water heating pipeline, are convenient to plumbing construction and install.
4, maintenance cost is low.Existing heat meter causes having often the situation of base table obstruction to take place because permeability is bad, and the property management personnel causes damage and need table look-up everyday because of worrying that the heat energy table stops up, and cleaning also extremely bothered when stopping state was arranged, and increased cost.And the ultrasonic calorimeter of the utility model is because of having good latus rectum, and difficult the obstruction even there is stopping state that get up also very simple of cleaning taken place, reduced maintenance cost.
Below through a concrete controlling schemes explanation the utility model:
Control panel is supplied power through a 3V battery, and is positioned in the housing, and the joint of an end of data line, transducer and temperature sensor is welded to respectively on the relevant position of control panel, and draws outside the housing.The other end of data line is connected on the data integrated reading device, is used for heat energy table thermal data is sent to the office terminal; The transducer other end is placed in two transducer standing grooves of base table; One of them transducer sends acoustic signals; Acoustic signals passes the thermal medium (water) in the base table with certain speed; Reflect to another transducer through the baseplane of base table internal diameter again, be used for measuring the flow through water yield of base table of certain hour, and control panel is given in passback; The pairing temperature sensor other end is placed on the water inlet pipe and the return pipe of heating system respectively, be used for measuring into/temperature of return pipe water flow inside, and control panel is given in passback.Control panel is discerned temperature automatically, calculates into/the interior temperature difference of return pipe, and the flow value that combines flow sensor (transducer) to send again, and the information calculations such as size of external component go out the calorie value that uses in the Subscriber Unit time.Control panel is shown to the calorie value that calculates on the LCD.Through the button on the shell of top can the current calorie value of round-robin inquiring user, relevant informations such as cumulative flow value, accumulation service time, inflow temperature, return water temperature, the temperature difference, current date, table number, and can query history information.When no button operation, this money heat energy table can get into power save mode, and promptly LCD can be the apparent state that dodges.Gauge outfit can split or make up through draw-in groove and base table.
Control panel is a core with single-chip microcomputer MSP430F413IPM, by key control section, temperature survey part, flow measurement part, power-supply system, LCD display part, the data transfer part annex that grades, has constituted the control section of the utility model.
Claims (7)
1. base table endoporus xsect shaped upper part is the ultrasonic calorimeter of circular arc; It comprises gauge outfit (7), base table, inflow temperature sensor (3), return water temperature sensor (8) and one group of transducer (2); Said this group transducer (2) is a pair of transducer; One of them launches ultrasound wave, and another receives ultrasound wave; Base table is heat supply pipeline connecting pipe (1); Have a through hole on the sidewall of the water outlet side of said heat supply pipeline connecting pipe (1); Inflow temperature sensor (3) sealing and fixing is in this through hole, and the temperature detecting head of said temperature sensor (3) is positioned at heat supply pipeline connecting pipe (1); Have two through holes on the sidewall above the heat supply pipeline connecting pipe (1), described a pair of transducer respectively sealing and fixing in said two through holes, and this to energy emission of transducer or receiving plane all in heat supply pipeline connecting pipe (1); Ultrasonic calorimeter (7) is fixed on the heat supply pipeline connecting pipe (1); The temperature signal output terminal of inflow temperature sensor (3) is connected with a temperature signal input end of gauge outfit (7); The temperature signal output terminal of return water temperature sensor (8) is connected with No. two temperature signal input ends of gauge outfit (7); A transducer excitation signal input part in a pair of transducer is connected with the pumping signal output terminal of gauge outfit (7); The ultrasonic signal output terminal of another transducer is connected with the ultrasonic signal input end of gauge outfit (7); It is characterized in that: the shaped upper part of heat supply pipeline connecting pipe (1) endoporus xsect is a circular arc, and the bottom is a square.
2. base table endoporus xsect shaped upper part according to claim 1 is the ultrasonic calorimeter of circular arc, and the center of circle that it is characterized in that the circular arc on heat supply pipeline connecting pipe (1) the endoporus xsect is the center of circle of the xsect of heat supply pipeline connecting pipe (1).
3. base table endoporus xsect shaped upper part according to claim 1 is the ultrasonic calorimeter of circular arc; It is characterized in that it also comprises containment vessel (4); Said containment vessel (4) is the stage body of under shed; The inner chamber at two shoulder places of said stage body is respectively the placed cavity of a pair of transducer, and said this lays respectively in the placed cavity transducer, and the under shed edge of containment vessel (4) is fixed on the sidewall above the heat supply pipeline connecting pipe (1).
4. base table endoporus xsect shaped upper part according to claim 3 is the ultrasonic calorimeter of circular arc; It is characterized in that it also comprises heat energy table shaft collar (5); The bottom surface of said heat energy table shaft collar (5) is fixed on the upper surface of containment vessel (4), and ultrasonic calorimeter (7) is fixed on the heat energy table shaft collar (5).
5. base table endoporus xsect shaped upper part according to claim 1 is the ultrasonic calorimeter of circular arc; It is characterized in that it also comprises inflow temperature sensor protection pipe (6), said inflow temperature sensor protection pipe (6) is enclosed within outside the inflow temperature sensor (3).
6. base table endoporus xsect shaped upper part according to claim 1 is the ultrasonic calorimeter of circular arc, it is characterized in that one group of transducer (2) is one group of ceramic transducer that resonant frequency is 1MHz.
7. base table endoporus xsect shaped upper part according to claim 1 is the ultrasonic calorimeter of circular arc, it is characterized in that temperature sensor (3) is that model is the high-precision platinum resistor of PT1000.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202842720U CN202158914U (en) | 2010-08-31 | 2011-08-05 | Ultrasonic heat meter of which the upper part of base table inner bore cross section is arc-shaped |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010268200.7 | 2010-08-31 | ||
| CN 201010268200 CN101907500A (en) | 2010-08-31 | 2010-08-31 | Ultrasonic heat meter with arc shaped upper part of cross section of inner hole of base meter |
| CN2011202842720U CN202158914U (en) | 2010-08-31 | 2011-08-05 | Ultrasonic heat meter of which the upper part of base table inner bore cross section is arc-shaped |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202158914U true CN202158914U (en) | 2012-03-07 |
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Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010268200 Pending CN101907500A (en) | 2010-08-31 | 2010-08-31 | Ultrasonic heat meter with arc shaped upper part of cross section of inner hole of base meter |
| CN2011202842720U Expired - Fee Related CN202158914U (en) | 2010-08-31 | 2011-08-05 | Ultrasonic heat meter of which the upper part of base table inner bore cross section is arc-shaped |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010268200 Pending CN101907500A (en) | 2010-08-31 | 2010-08-31 | Ultrasonic heat meter with arc shaped upper part of cross section of inner hole of base meter |
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| Country | Link |
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| CN (2) | CN101907500A (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103499402A (en) * | 2013-09-23 | 2014-01-08 | 江苏国能仪表科技有限公司 | Ultrasonic wave heat meter timing descaling device |
| CN105333894A (en) * | 2014-08-12 | 2016-02-17 | 丹东东方测控技术股份有限公司 | Structure device for fluid ultrasonic measurement |
| CN106482871A (en) * | 2016-12-09 | 2017-03-08 | 毕托巴（上海）科技有限公司 | A kind of antiscaling, descaling apparatus for measuring amount of heat |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SI9800137A (en) * | 1998-05-15 | 1999-12-31 | Iskraemeco, Merjenje In Upravljanje Energije D.D. | Ultrasonic gas/liquid flow meter |
| DE50111872D1 (en) * | 2000-11-30 | 2007-02-22 | Landis & Gyr Gmbh | FLOWMETERS |
| CN201449296U (en) * | 2009-07-17 | 2010-05-05 | 郝明磊 | Scale-removal ultrasonic heat metering device |
| CN201522303U (en) * | 2009-10-30 | 2010-07-07 | 威海市天罡仪表有限公司 | Ultrasonic flow meter |
| CN101706332B (en) * | 2009-11-20 | 2011-05-18 | 曲宝源 | Battery-powered ultrasonic heat energy meter with low pressure loss and full flux |
-
2010
- 2010-08-31 CN CN 201010268200 patent/CN101907500A/en active Pending
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2011
- 2011-08-05 CN CN2011202842720U patent/CN202158914U/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN101907500A (en) | 2010-12-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120307 Termination date: 20180805 |