CN103837265B - A kind of pre-payment type ultrasonic calorimeter of integral type - Google Patents
A kind of pre-payment type ultrasonic calorimeter of integral type Download PDFInfo
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- CN103837265B CN103837265B CN201410094937.XA CN201410094937A CN103837265B CN 103837265 B CN103837265 B CN 103837265B CN 201410094937 A CN201410094937 A CN 201410094937A CN 103837265 B CN103837265 B CN 103837265B
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Abstract
The invention discloses the pre-payment type ultrasonic calorimeter of a kind of integral type, including ultrasonic flowmeter, pairing temperature sensor, computer, reader device and control valve, the watch core unit of ultrasonic flowmeter and the spool unit of control valve are installed in same housing, housing front portion sets water inlet, water inlet is provided with the external pipe thread connecting pipeline, housing central section inner chamber installs the watch core unit of ultrasonic flowmeter, rear inner chamber installs the spool unit of control valve, housing tail end perforate the end cap front portion with control valve are threaded connection, the end cap rear portion of control valve sets out the mouth of a river, outlet is provided with the external pipe thread connecting pipeline.The present invention uses the structure of integral type to design, the watch core unit of ultrasonic flowmeter and the spool unit of control valve are installed in same housing, it is easy to dismounting and safeguards, use sealing ring to seal between the end cap and this housing of control valve, improve measuring accuracy and the dependability of pre-payment type ultrasonic calorimeter.
Description
Technical field
The present invention relates to a kind of calorimeter, particularly to the pre-payment type ultrasonic calorimeter of a kind of integral type.
Background technology
At present, calorimeter is for measuring and showing that water flows through heat-exchange system and discharged or absorb the instrument of thermal energy.It
The flow of the physical quantity heat carrier recorded by two kinds of sensors and the temperature of import and export, then through density and heat enthalpy value
Compensation and integral and calculating, just can obtain caloric value.It is a kind of machine based on microprocessor and high-precision sensor
Electrical integrated product, its operation principle is: pairing temperature sensor is separately mounted to the entrance and exit of heat exchange loop
On pipeline, flow transducer is arranged on entrance or outlet；Flow transducer sends flow signal, and pairing temperature passes
Sensor provides the temperature signal of entrance and exit, and computer gathers flow signal and temperature signal；Through calculating, demonstrate
The caloric value that thermal liquid is discharged to outlet from entrance.Calorimeter can be divided into common metering type and prepayment according to way of paying
Taking type, the former measures by heat energy actually used to user in heating cycle, collects the charges according to variable, for first using
Rear paid-type；The latter's pre-payment type calorimeter has IC-card pre paid functionality, post-pay paystation, controls heat energy according to payment amount
Input, more convenient heat supply center and user management and operation, be the pattern of modern management, be also future thrust.
Prepayment Heat Meter is the intelligent Prepayment Heat Meter with IC-card reader device and control valve device, specifically includes that stream
Quantity sensor, pairing temperature sensor, computer, reader device and control valve, calorimeter and heating management system it
Between bi-directional dsc data and information, it is achieved heat metering and hot pre paid functionality, by first buying after heat with heat, user
After paying the fees to administration section, administration section by purchased caloric value write IC-card, user in card in data entry form after,
Table automatic valve opening heat supply, after purchase volume is finished, table valve-closing stops heat, thus the dispute and visiting of avoiding charging is checked meter.
Current pre-payment type ultrasonic calorimeter, its ultrasonic flowmeter the most separately manufactures and designs with control valve, needs
Connected as one by screw thread etc., then access in heat supply pipeline.This structure is easy in the installation of calorimeter or maintenance
During threaded loosening occurs, and then cause seepage, be not easy to safeguard and use.
Summary of the invention
The present invention solves that technical problem present in known technology provides a kind of and prevents seepage and be easy to the integral type safeguarded
Pre-payment type ultrasonic calorimeter.
The present invention solves that technical problem is adopted the technical scheme that present in known technology: the prepayment of a kind of integral type
Take type ultrasonic calorimeter, including ultrasonic flowmeter, pairing temperature sensor, computer, reader device and control
Valve, the watch core unit of described ultrasonic flowmeter and the spool unit of described control valve are installed in same housing, described
Housing front portion is provided with water inlet, and described water inlet is provided with the external pipe thread connecting pipeline, and described housing central section inner chamber installs institute
Stating the watch core unit of ultrasonic flowmeter, described rear inner chamber installs the spool unit of described control valve, described housing
Tail end perforate the end cap front portion with described control valve are threaded connection, and the end cap rear portion of described control valve is provided with outlet,
Described outlet is provided with the external pipe thread connecting pipeline.
The present invention can also adopt the following technical scheme that
The regular screw threads that are threaded between described housing tail end and the end cap front portion of described control valve are connected.
Being threaded to manage between described housing tail end and the end cap front portion of described control valve is threadeded.
Described housing central section is additionally provided with the installing hole assembling one of described pairing temperature sensor.
Described outlet endoporus cross section be shaped as interior hexagon or interior octagonal.
Described housing tail end has internal thread hole；The end cap of described control valve is tubular body, and its front portion is provided with and described housing
The external screw thread that tail end internal thread hole matches, inner side and outside in the middle are equipped with a circular step, outside its front portion
Exterior annular o-ring groove it is provided with between circular step outside screw thread and middle part.
Outside the middle part of the end cap of described control valve between circular step and rear portion external pipe thread, its outer surface is provided with reinforcement
Muscle.
The present invention has the advantage that with good effect:
Use the structure design of the integral type of ultrasonic flowmeter and control valve, by the watch core unit of described ultrasonic flowmeter
It is installed in same housing with the spool unit of described control valve, it is to avoid traditional pre-payment type ultrasonic calorimeter
Effusion meter and the drawback of control valve housing independence: be threaded connection between two independent case, easily make because of thread looseness
Become the seepage between effusion meter and control valve；By the end cap of the control valve that simple in construction is easily changed, will be mounted with ultrasonic
The housing of the parts such as the watch core unit of low and the spool unit of control valve is connected with pipeline, it is simple to dismounts and safeguards,
It is threaded connection between the end cap and this housing of control valve, and junction uses the sealing devices such as sealing ring to process, and carries
The measuring accuracy of high pre-payment type ultrasonic calorimeter and dependability；Circular step design outside the end cap of control valve
Prismatic for hexagon or eight, or outlet endoporus cross section be shaped as interior hexagon or interior octagonal, it is simple to pull
The end cap of control valve is installed in hands operation；Reinforcement is set at the disconnected position of the end cap of control valve, on the one hand can improve
The intensity of the end cap of control valve, on the other hand can make specific purpose tool for installing the end cap of control valve according to reinforcement；
The length direction of the end cap of control valve can adjust according to pipe condition, adaptive different installation operating mode.
Accompanying drawing explanation
Fig. 1 is the structural representation of the housing of the present invention；
Fig. 2 is the cross-sectional view of the end cap of the control valve of the present invention；
Fig. 3 is the housing of present invention cross-sectional view when being connected with the end cap of control valve；
Fig. 4 is the external structure schematic diagram of pre-payment type ultrasonic calorimeter.
In figure: 1, housing is anterior；2, housing central section；3, rear；4, housing tail end；5, the end of control valve
Lid；6, the end cap front external thread of control valve；7, outside circular step in the middle part of the end cap of control valve；8, control valve
Exterior annular o-ring groove in the middle part of end cap；9, the end cap inside middle portion circular step of control valve；10, the end cap of control valve
Inside middle portion O-ring seal groove；11, reinforcement；12, the end cap outlet of control valve, 13, the peace of temperature sensor
Dress hole；14, housing；15, temperature sensor.
Detailed description of the invention
For the summary of the invention of the present invention, feature and effect can be further appreciated that, hereby enumerate following example, and coordinate accompanying drawing
Describe in detail as follows:
Referring to Fig. 1～Fig. 4, the pre-payment type ultrasonic calorimeter of a kind of integral type, including ultrasonic flowmeter, pairing
Temperature sensor, computer, reader device and control valve, the watch core unit of described ultrasonic flowmeter and described control
The spool unit of valve is installed in same housing 14, and described housing front portion 1 is provided with water inlet, the outer wall of described water inlet
Being provided with the external pipe thread connecting pipeline, the inner chamber of described housing central section 2 installs the watch core unit of described ultrasonic flowmeter,
Described rear 3 inner chamber install described control valve spool unit, the perforate of described housing tail end 4 and with described control valve
End cap 5 front portion be threaded connection, end cap 5 rear portion of described control valve is provided with outlet 12, described outlet 12
Outer wall be provided with connect pipeline external pipe thread.
Wherein: the end cap 5 of described control valve is anterior and threadeding between described housing tail end 4 can be regular screw threads even
Connect, it is possible to threaded for pipe.
Further, described housing central section 2 also can be provided with the installing hole 13 of fitting temperature sensor 15, temperature sensor
15 is one of described pairing temperature sensor.
Further, installing the end cap of control valve for ease of wrench operated, the endoporus of the outlet 12 of the end cap of control valve is horizontal
The shape in cross section can be interior hexagon or interior octagonal.
On the basis of the above, the end cap 5 of described control valve can be tubular body, and described housing tail end 4 can have internal thread hole,
It is provided with the external screw thread 6 that the internal thread hole with described housing tail end 4 matches, described in end cap 5 front portion of described control valve
Inner side and outside in the middle part of the end cap 5 of control valve all can be provided with a circular step, outside end cap 5 front portion of described control valve
Exterior annular o-ring groove 8 can be provided with between circular step 7, at the end cap 5 of described control valve outside screw thread 6 and middle part
Interior annular o-ring groove 10, sealing ring is had close to step root position on the front end face of inside middle portion circular step 9
Accordingly equipped with sealing ring in groove 8 and o-ring groove 10, when before the described housing tail end 4 end cap 5 with described control valve
When portion's screw thread 6 connects, the end face at described housing tail end 4 and the outside circular step of the end cap 5 of described control valve combines
Place, by sealing equipped with sealing ring at exterior annular o-ring groove 8, can be effectively prevented seepage, further
Ground, in described enclosure interior, the inner annular step of the spool unit of described control valve and the end cap 5 of described control valve
End face junction, by sealing equipped with sealing ring at interior annular o-ring groove 10, it is achieved that the end cap of control valve
And the effective sealing between the spool unit of enclosure interior control valve, then seal is better.
Further, the end cap of control valve is installed for ease of wrench operated, ring-type outside the middle part of the end cap of described control valve
Step 7 can be hexagon or eight prismatic.
Further, outside the middle part of the end cap of described control valve between circular step and rear portion external pipe thread, its appearance
Face can be provided with reinforcement 11, on the one hand can improve the intensity of the end cap of control valve, on the other hand can be according to reinforcement system
Make specific purpose tool for installing the end cap of control valve.
The operation principle of the present invention:
There is o-ring groove 8 on the end cap 5 of control valve, after sealing ring is installed, then be installed on housing 14, it is achieved that control
Effective sealing between the end cap of valve and housing, it is to avoid seepage.
Housing 14 be connected with the end cap 5 of control valve after the total length i.e. length of pre-payment type ultrasonic calorimeter.Table length and
The size table of the mouthpiece screw thread being connected with pipeline is as follows:
Claims (5)
1. a pre-payment type ultrasonic calorimeter for integral type, including ultrasonic flowmeter, pairing temperature sensor, meter
Calculate device, reader device and control valve, it is characterised in that the watch core unit of described ultrasonic flowmeter and described control valve
Spool unit is installed in same housing, and described housing front portion is provided with water inlet, and described water inlet is provided with outside connection pipeline
Pipe screw thread, the watch core unit of the described housing central section inner chamber described ultrasonic flowmeter of installation, described rear inner chamber installs institute
Stating the spool unit of control valve, described housing tail end perforate the end cap front portion with described control valve are threaded connection, described
The end cap rear portion of control valve is provided with outlet, and described outlet is provided with the external pipe thread connecting pipeline；Described outlet endoporus is horizontal
Cross section be shaped as interior hexagon or interior octagonal；Described housing tail end has internal thread hole；The end cap of described control valve is pipe
Shape body, its front portion is provided with the external screw thread matched with described housing tail end internal thread hole, and inner side and outside in the middle are all provided with
There is a circular step, outside its front external thread and middle part, between circular step, be provided with exterior annular o-ring groove；At it
Interior annular o-ring groove is had close to step root position on the front end face of inside middle portion circular step.
The pre-payment type ultrasonic calorimeter of integral type the most according to claim 1, it is characterised in that described housing
The regular screw threads that are threaded between tail end and the end cap front portion of described control valve are connected.
The pre-payment type ultrasonic calorimeter of integral type the most according to claim 1, it is characterised in that described housing
Being threaded between tail end and the end cap front portion of described control valve is managed and is threadeded.
The pre-payment type ultrasonic calorimeter of integral type the most according to claim 1, it is characterised in that described housing
Middle part is additionally provided with the installing hole assembling one of described pairing temperature sensor.
The pre-payment type ultrasonic calorimeter of integral type the most according to claim 1, it is characterised in that in described control
Outside the middle part of the end cap of valve processed between circular step and rear portion external pipe thread, its outer surface is provided with reinforcement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410094937.XA CN103837265B (en) | 2014-03-14 | 2014-03-14 | A kind of pre-payment type ultrasonic calorimeter of integral type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410094937.XA CN103837265B (en) | 2014-03-14 | 2014-03-14 | A kind of pre-payment type ultrasonic calorimeter of integral type |
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| Publication Number | Publication Date |
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| CN103837265A CN103837265A (en) | 2014-06-04 |
| CN103837265B true CN103837265B (en) | 2016-09-14 |
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| CN201410094937.XA Active CN103837265B (en) | 2014-03-14 | 2014-03-14 | A kind of pre-payment type ultrasonic calorimeter of integral type |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105953303B (en) * | 2016-06-20 | 2018-10-09 | 常熟莎博智能仪表有限公司 | A kind of knockdown intelligent meter valve all-in-one machine |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201637513U (en) * | 2009-12-01 | 2010-11-17 | *** | Ultrasonic prepaying heat meter |
| CN102313581A (en) * | 2011-09-22 | 2012-01-11 | 湖南常德牌水表制造有限公司 | Waterproof vortex electronic water meter and heat meter |
| CN202339601U (en) * | 2011-04-12 | 2012-07-18 | 耿哲 | Intelligent ultrasonic heat meter |
| CN102831716A (en) * | 2012-08-27 | 2012-12-19 | 曲宝源 | Low-voltage-loss column type ultrasonic heat meter for prepayment spherical expansion chamber |
| CN203772453U (en) * | 2014-03-14 | 2014-08-13 | 天津万华股份有限公司 | Integrated prepayment-type ultrasonic heat meter |
-
2014
- 2014-03-14 CN CN201410094937.XA patent/CN103837265B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201637513U (en) * | 2009-12-01 | 2010-11-17 | *** | Ultrasonic prepaying heat meter |
| CN202339601U (en) * | 2011-04-12 | 2012-07-18 | 耿哲 | Intelligent ultrasonic heat meter |
| CN102313581A (en) * | 2011-09-22 | 2012-01-11 | 湖南常德牌水表制造有限公司 | Waterproof vortex electronic water meter and heat meter |
| CN102831716A (en) * | 2012-08-27 | 2012-12-19 | 曲宝源 | Low-voltage-loss column type ultrasonic heat meter for prepayment spherical expansion chamber |
| CN203772453U (en) * | 2014-03-14 | 2014-08-13 | 天津万华股份有限公司 | Integrated prepayment-type ultrasonic heat meter |
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| CN103837265A (en) | 2014-06-04 |
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