CN202854624U - One-body flow temperature controlling means - Google Patents
One-body flow temperature controlling means Download PDFInfo
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- CN202854624U CN202854624U CN2012204177149U CN201220417714U CN202854624U CN 202854624 U CN202854624 U CN 202854624U CN 2012204177149 U CN2012204177149 U CN 2012204177149U CN 201220417714 U CN201220417714 U CN 201220417714U CN 202854624 U CN202854624 U CN 202854624U
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- temperature
- flow
- threeway
- temperature sensor
- controlling means
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Abstract
Provided is a one-body flow temperature controlling means, comprising an electric ball valve, a built-in digital temperature measuring device, a flow measuring device, and a one-body control circuit board which are fixedly and integrally packaged in a housing. Two ends of the one-body flow temperature controlling means of the utility model are each provided with a loose joint connection having same caliber with the exterior, thereby being flexible, convenient and rapid. The one-body flow temperature controlling means and the master controller exchange data and provide power via one bus. The one-body flow temperature controlling means itself can complete temperature acquisition, flow PID adjustment, and other functions. As long as the master controller sets the fixed flow, the integrated water-through apparatus can automatically complete the flow adjustment. The one-body flow temperature controlling means of the utility model has excellent control stability (floating point control/proportion control) and ensures the stability and accuracy of the cooling water-through flow, thereby controlling the temperature of the concrete and the stress and ensuring the engineering quality and progress.
Description
Technical field
The utility model relates to a kind of integrated water flowing flow and temperature control equipment, is called for short one stream temperature control device, relate in particular to a kind of in mass concrete water flowing heat interchange the integrated stream temperature control device of temperature acquisition, flow collection and control.
Background technology
The temperature stress of mass concrete relates to the dam cracking risk in the large-scale hydroelectric project, and its evolution can be divided into three phases: (1) early stage stress, from casting concrete, end when substantially finishing to the cement exothermic effects, and general approximately about one month.There are two characteristics in this stage: the one, because cement aquation sends a large amount of hydration heat, and cause the rapid variation in temperature field; The 2nd, modulus of elasticity of concrete sharply changed along with the time; (2) mid-term stress, substantially finish up to concrete cooling during to final equilibrium temperature from the cement exothermic effects, this the time interim temperature stress be that these stress are superimposed with the early stage temperature stress that produces because concrete cooling and ambient temperature change causedly.Therewith, modulus of elasticity of concrete also has some variations, but amplitude of variation is less; (3) late period stress, concrete cools off the later runtime fully, temperature stress mainly is caused by the variation of outside air temperature and water temperature, the unrelieved stress of these stress and early and middle portion mutually superposes and has formed concrete stress in late period.
At general temperature or severe cold area, the water flowing of mass concrete cooling (or heating) temperature control in the large-scale hydroelectric project, be to reduce the temperature stress that the mass concrete hydration heat causes, avoid ftractureing and reach the engineering measure that the envelope arch grouting temperature of designing requirement must be taked.Hydroelectric project water flowing hot swapping is complicated, it is engineering construction design and research important content, the monitoring of at present water flowing cooling or heating is mainly adopted manual record by artificial ball valve, mercury thermometer and conventional water meter, then carries out artificial on-the-spot regulating flow according to record data.
Behind the casting of concrete in mass, be cooled to concrete temperature and reach cooling through in early days cooling, mid-term cooling, second phase, during water-flowing data be mainly Inlet and outlet water temperature and water flowing flow.The at present measurement of Inlet and outlet water temperature adopts mercury thermometer or hand-held digital thermometer by the measurement that discharges water usually, needing manually to open at the scene the external water swivel of water pipe in the practical operation discharges water and measures, and carry out field notes, the water flowing flow is measured by the conventional water meter reading, measuring error is larger, interference from human factor is large, domestic on this basis also have indivedual field by using digital thermometers and electrical ball valve to measure, but still needing the people to read temperature and data on flows to on-the-spot by portable equipment, efficient is low.The control concrete temperature mainly is control discharge, and on-the-spot discharge opertaing device is a manual ball valve at present, and the workman manually increases or reduce the ball valve aperture according to the cooling-down effect of previous time period.Because be classic method, temperature and data on flows generally are that 4 hours intervals gather once at present.
In a word, present data acquisition modes and control mode are manual record and control, and means fall behind, low precision, and efficient is low, and data reliability is not high, and the acquisition time interval is long, and the information feedback is slow.By with electrical ball valve, interpolation type Digital Measurement of Temperature device, flow measurement device, form integrated stream temperature control device by integrative control circuit board integration packaging, to overcome the deficiency of classic method, greatly improve fiduciary level and the collecting efficiency of data, for the online real time individual control of mass concrete water flowing cooling (heating) overall process provides technical support, to improving China's dam construction level, guarantee that the dam long-term safety is stable and have important engineering and a social effect.
The utility model content
Technical problem to be solved in the utility model provides a kind of integrated stream temperature control device, can automatically gather temperature and the water flowing flow of cooling water pipe, realization is measured and data transmission automatically to flow and the water temperature of Concrete Temperature Control water flowing, and on server, data are carried out simulation calculation, calculate in real time the control flow, and issue steering order control flow.Having solved manual measurement record and control need to expend a large amount of artificial, means and fall behind, low precision, efficient is low, data reliability is not high, and the acquisition time interval is long, and the information feedback waits shortcoming slowly, time saving and energy saving, measure data precision, efficient is high and feedback rapidly, can in time adjust the Concrete Temperature Control measure, avoid distress in concrete, guarantee construction quality and progress.
For solving the problems of the technologies described above, the utility model provides a kind of integral flux and temperature control equipment, comprising: shell; Have in the enclosure the bidirectional electric ball valve, it realizes control according to steering order to the flow size and Orientation; Interpolation type Digital Measurement of Temperature device, Real-time Measuring buret inner fluid temperature; Two-way turbine flowmeter is by output pulse, electromagnetism or current signal, the instantaneous or integrated flow of real-time Transmission; The integrative control circuit board is controlled the bidirectional electric ball valve, and flow and temperature are transmitted.
Wherein, this device also comprises: the first loose joint, its external main fluid pipe; The second loose joint, it is external to builds the storehouse arm.
Wherein, described shell has the function of waterproof, anti-weight and anti-electromagnetic interference (EMI).
Wherein, this device also comprises: integrated outlet, its external intelligent master controller; Described integral flux and temperature control equipment and intelligent master controller are by integrated outlet swap data and power supply is provided.
Wherein, described integral flux and temperature control equipment and intelligent master controller are by the switched wireless data.
Wherein, from the first loose joint to the second loose joint, order is in series with bidirectional electric ball valve, interpolation type Digital Measurement of Temperature device and two-way turbine flowmeter.
Wherein, described interpolation type Digital Measurement of Temperature device comprises: a threeway, the horizontal tube left and right sides port of threeway is connected with two-way turbine flowmeter with the bidirectional electric ball valve respectively, adiabatic sealing ring, hollow screw and temperature sensor are set in the vertical tube of threeway, and adiabatic sealing ring and temperature sensor are connected and fixed by the vertical tube internal thread of hollow screw and threeway.
Wherein, the bottom arranges adiabatic sealing ring in the vertical tube of threeway, and top arranges the hollow screw, and temperature sensor passes the hollow screw and adiabatic sealing ring inserts threeway horizontal tube inside.
Wherein, described adiabatic sealing ring is made of sealing and adiabatic bi-material, and the bottom is encapsulant, and top is thermal insulation material.
Wherein, described temperature sensor is comprised of temperature sensor probe and wire, and wire is electrically connected with temperature sensor probe.
Wherein, described temperature sensor probe termination is positioned on the threeway horizontal tube axis.
Owing to having sealed, thermally insulated ring, can guarantee that temperature sensor probe does not contact with threeway and outside air, has improved measuring accuracy.
Hollow screw and temperature sensor are screwed in the threeway vertical tube, and enough contention effects are unlikely to be revealed under hydraulic pressure so that hollow screw can produce adiabatic sealing ring, and temperature sensor probe be able to be positioned on the threeway horizontal tube axis.
Temperature measuring equipment passes through the insulation with tube wall, can get rid of outside air temperature to the interference of thermometric, and the water temperature that Measurement accuracy is imported and exported can Accurate Prediction mass concrete internal heat exchange amount.
The temperature sensor probe termination is positioned at the water pipe axis, fully contacts with the thermometric object, has guaranteed the precision of thermometric.
From the first loose joint to the second loose joint, order is in series with bidirectional electric ball valve, interpolation type Digital Measurement of Temperature device and two-way turbine flowmeter; According to this connected mode, by-pass valve control is placed before the measurement mechanism, can realize controlling more accurately.
Integral flux is connected the loose joint identical with extraneous caliber to connect with the temperature control equipment two ends, flexible quick.Integrated stream temperature control device and master controller are by a bus (integrated outlet) swap data and power supply is provided.Install self and can finish temperature acquisition, the functions such as flow PID adjusting only need master controller to provide given flow, and integrated water-flowing device just can be finished flow regulation automatically, and device has good control stiffness (floating-point control/proportional control).Guarantee that cooling water flowing stability of flow is accurate, thereby the control of control concrete temperature and stress guarantees construction quality and progress.
The integrated stream temperature control device that the utility model provides, beneficial effect is as follows:
(1), owing to adopting intelligent data acquisition, storage and transmission are installed in flow and the water temperature data of the concrete water flowing that thermometer on the water pipe and flowmeter real-time online record, data acquisition is convenient and reliable, realized flow and the water temperature of concrete water flowing heat interchange are tested and data transmission automatically, solved the manual testing record need to expend a large amount of artificial, means fall behind, low precision, efficient is low, and data reliability is not high, and the acquisition time interval is long, the information feedback waits shortcoming slowly, time saving and energy saving, measure data precision, efficient is high and feedback is rapid, can in time adjust the Concrete Temperature Control measure, avoid distress in concrete, guarantee concrete pouring quality and progress.
(2), integrated stream temperature control device is connected with external pipe, and is fast flexible.
(3), integrated stream temperature control device and master controller are by a bus exchanging data and power supply is provided, perhaps integral flux and temperature control equipment and master controller are by the switched wireless data, data acquisition connects simple and convenient, is convenient to practical application.
(4), be installed in valve body in the integrated stream temperature control device and accept Based Intelligent Control PID regulating command and control flow, guarantee stability of flow, solved the problem that causes fluctuations in discharge because of the variation of the factors such as pipeline pressure, guarantee the effect of water flowing cooling.
(5), intelligent control device collection and uploading data be to upper server, server is preserved and the simulation calculation data, determines controlled quentity controlled variable.And generate various analysis diagrams, make things convenient for the staff to the comprehensive and personalized understanding of whole temperature control effect, in time adjust the Concrete Temperature Control measure, realize the timely concrete construction measure of adjusting, guarantee construction quality and progress.
(6), integrated stream temperature control device reuses, and greatly reduces cost.
(7), integrated stream temperature control device is according to the accurate observing and controlling different flow scope (0.04 ~ 800m of different tube diameters
3/ h), install conventional pressurized 1.6MPa, measurement and control of temperature scope-10 ° c ~ 60 ° of c, precision is ± 0.3 ℃ in working range.
(8), can be fit to air in the measuring channel, steam, the temperature of the media such as water and volumetric flow rate.
Description of drawings
Below in conjunction with drawings and Examples the present invention is further specified;
Fig. 1 one stream temperature control device structural representation;
Fig. 2 interpolation type Digital Measurement of Temperature device front section view;
Fig. 3 interpolation type Digital Measurement of Temperature device side sectional view.
Among the figure, 1 bidirectional electric ball valve; 2 interpolation type Digital Measurement of Temperature devices; 3 two-way turbine flowmeters; 4 integrative control circuit boards; 5 integrated outlets; 6 first loose joints; 7 second loose joints; 8 package casings; 9 threeways, 10 temperature sensor probes, 11 wires, the adiabatic ring of 12 sealings, 13 hollow screws
Embodiment
Integrated stream temperature control device and water main be connected the storehouse arm respectively by the first loose joint be connected loose joint and directly be connected, assembled in situ, the articulation that only need turn on two ends gets final product.Power lead and data cable access master controller.Serve power supply for integrated stream temperature control device, wait when status lamp is evergreen on the integrated stream temperature control device, represent that integrated stream temperature control device starts complete, can start server software, carry out telecommunication control.
Integrated stream temperature control device comprises waterproof, anti-weight and electromagnetic interference-preventing shell 8.
Have in the enclosure bidirectional electric ball valve 1, it realizes control according to steering order to water-flowing amount; Interpolation type Digital Measurement of Temperature device 2, in real time water flowing temperature in the efferent duct; Two-way turbine flowmeter 3, by output pulse or current signal, the instantaneous or integrated flow of real-time Transmission; Integrative control circuit board 4 is controlled and is fed back bidirectional electric ball valve 1.
Have integrated outlet 5 on the shell, integrated outlet comprises temperature acquisition, flow collection FEEDBACK CONTROL and power supply supply, its external intelligent master controller; Have the first loose joint and the second loose joint on the shell, connect respectively main water service pipe and build the storehouse arm.
Interpolation type Digital Measurement of Temperature device comprises threeway; The left and right sides, threeway 9 lower end two-port is furnished with screw thread, is connected with two-way turbine flowmeter with the bidirectional electric ball valve respectively; Threeway 9 upper port are furnished with screw thread, and the adiabatic ring of sealing 12 is put into compression from upper port, and temperature sensor is inserted from upper port and the adiabatic ring of sealing, and temperature sensor probe 10 is positioned on the axis of threeway end portion; Hollow screw 13 is connected with threeway 9 upper port by screw thread, and the adiabatic ring 12 of sealing, temperature sensor probe 10 and wire 11 are fixed, and wire 11 lower ends are electrically connected with temperature sensor probe 10 upper ends.Wire 11 is integrally connected control circuit board.
Claims (11)
1. an one stream temperature control device comprises: shell;
Have in the enclosure the bidirectional electric ball valve, it realizes size and Orientation control according to steering order to flow;
Interpolation type Digital Measurement of Temperature device, Real-time Measuring buret inner fluid temperature;
Two-way turbine flowmeter is by output electromagnetism, pulse or current signal, the instantaneous or integrated flow of real-time Transmission;
The integrative control circuit board is controlled the bidirectional electric ball valve.
2. device as claimed in claim 1 also comprises: the first loose joint, its external main fluid pipe; The second loose joint, its external storehouse arm of building.
3. device as claimed in claim 1 or 2, described shell have the function of waterproof, anti-weight and anti-electromagnetic interference (EMI).
4. device as claimed in claim 1 or 2, described device also comprises: integrated outlet, its external intelligent master controller; Wherein said one stream temperature control device and intelligent master controller are by integrated outlet swap data and power supply is provided.
5. device as claimed in claim 1 or 2, described one stream temperature control device passes through the switched wireless data with intelligent master controller.
6. device as claimed in claim 1 or 2 wherein from the first loose joint to the second loose joint, sequentially is in series with bidirectional electric ball valve, interpolation type Digital Measurement of Temperature device and two-way turbine flowmeter.
7. device as claimed in claim 1 or 2, wherein said interpolation type Digital Measurement of Temperature device comprises: a threeway, the horizontal tube left and right sides port of threeway is connected with two-way turbine flowmeter with the bidirectional electric ball valve respectively, adiabatic sealing ring, hollow screw and temperature sensor are set in the vertical tube of threeway, and adiabatic sealing ring and temperature sensor are connected and fixed by the vertical tube internal thread of hollow screw and threeway.
8. device as claimed in claim 7, wherein the bottom arranges adiabatic sealing ring in the vertical tube of threeway, and top arranges the hollow screw, and temperature sensor passes hollow screw and adiabatic sealing ring, and to insert the threeway horizontal tube inner.
9. device as claimed in claim 8, described adiabatic sealing ring is made of sealing and adiabatic bi-material, and the bottom is encapsulant, and top is thermal insulation material.
10. install as claimed in claim 8 or 9, described temperature sensor is comprised of temperature sensor probe and wire, and wire is electrically connected with temperature sensor probe.
11. device as claimed in claim 10, described temperature sensor probe termination is positioned on the threeway horizontal tube axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204177149U CN202854624U (en) | 2012-08-21 | 2012-08-21 | One-body flow temperature controlling means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204177149U CN202854624U (en) | 2012-08-21 | 2012-08-21 | One-body flow temperature controlling means |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202854624U true CN202854624U (en) | 2013-04-03 |
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ID=47985803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012204177149U Expired - Fee Related CN202854624U (en) | 2012-08-21 | 2012-08-21 | One-body flow temperature controlling means |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202854624U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102830731A (en) * | 2012-08-21 | 2012-12-19 | 清华大学 | Integral flow and temperature control device |
| CN112044012A (en) * | 2020-09-23 | 2020-12-08 | 马锦 | Intelligent inspection system and method |
-
2012
- 2012-08-21 CN CN2012204177149U patent/CN202854624U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102830731A (en) * | 2012-08-21 | 2012-12-19 | 清华大学 | Integral flow and temperature control device |
| CN112044012A (en) * | 2020-09-23 | 2020-12-08 | 马锦 | Intelligent inspection system and method |
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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 |
Granted publication date: 20130403 Termination date: 20150821 |
|
| EXPY | Termination of patent right or utility model |