CN205015102U - Ultrasonic calorimeter - Google Patents
Ultrasonic calorimeter Download PDFInfo
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- CN205015102U CN205015102U CN201520717177.3U CN201520717177U CN205015102U CN 205015102 U CN205015102 U CN 205015102U CN 201520717177 U CN201520717177 U CN 201520717177U CN 205015102 U CN205015102 U CN 205015102U
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Abstract
The utility model relates to an ultrasonic calorimeter, this ultrasonic calorimeter includes: the ultrasonic calorimeter table body and survey buret, the ultrasonic calorimeter table body has the inner chamber, it has the inner chamber to survey buret, survey buret set up in in the internal chamber of ultrasonic calorimeter table, just survey interference fit between buret and the ultrasonic calorimeter table body, survey the buret inner chamber with the internal chamber of ultrasonic calorimeter table forms fluid passage jointly, just fluid passage is in it is streamlinedly with linking department that ultrasonic calorimeter showed the body to survey buret. The utility model discloses an ultrasonic calorimeter's assembling process is simple, and assembly level of mechanization is high to can avoid as far as producing harmful effects to the flow of fluid state among the fluid passage, thereby the utility model provides an ultrasonic calorimeter has easy assembly, measuring accuracy is high and measure characteristics such as stability is good.
Description
Technical field
The utility model relates to field of measuring techniques, particularly relates to a kind of ultrasonic calorimeter.
Background technology
Ultrasonic calorimeter is that one utilizes ultrasound wave to measure fluid (i.e. thermal barrier, as water etc.) flow, and can calculate fluid and flowing through the instrument of heat of heat or the absorption discharged in heat-exchange system process.
At present, ultrasonic calorimeter mainly comprises usually: the parts such as wave calorimeter body, transducer, catoptron, measuring tube, temperature sensor and counter; Wherein, measuring tube is arranged in wave calorimeter body inner chamber, thus measuring tube inner chamber and wave calorimeter body inner chamber form fluid passage jointly, and namely wave calorimeter body and measuring tube determine the flow state of fluid jointly.
Inventor is realizing finding in the utility model process: existing ultrasonic calorimeter adopts register pin and O type circle to position the measuring tube being arranged in wave calorimeter body inner chamber and seal usually, not only assembling process is complicated, and needs manual assembly to complete; In addition, the volume production of ultrasonic calorimeter and the operation of manual assembly measuring tube can produce harmful effect to the consistance of measuring between wave calorimeter; Also have, because measuring tube is generally moulding, therefore, often inevitably there is drafting angle in measuring tube, and the drafting angle of measuring tube can cause the velocity flow profile of the fluid in measuring tube uneven, thus have impact on the flow state of fluid in fluid passage, and the flow state of fluid can produce larger impact to the measuring accuracy of ultrasonic calorimeter and quantification stability; In addition, the flow state of the incoming flow of ultrasonic calorimeter also the flow state of convection cell in fluid passage can produce harmful effect; Therefore, existing ultrasonic calorimeter awaits further raising in assembly performance, measuring accuracy and quantification stability etc.
Because above-mentioned existing ultrasonic calorimeter Problems existing, the present inventor is based on being engaged in the practical experience and professional knowledge that this type of product design manufacture enriches for many years, and coordinate scientific principle to use, actively in addition research and innovation, to founding a kind of ultrasonic calorimeter of new structure, the technical matters that existing ultrasonic calorimeter exists can be solved, make it have more practicality.Through constantly research and design, through repeatedly studying sample and after improving, finally creating the utility model had practical value.
Utility model content
The purpose of this utility model is, solve existing ultrasonic calorimeter Problems existing, and a kind of ultrasonic calorimeter of new structure is provided, technical matters to be solved comprises: simplify assembling process as much as possible, and reduce manual assembly operation, the flow state of the fluid in convection cell passage is avoided to produce harmful effect, to improve measuring accuracy and the quantification stability of ultrasonic calorimeter as much as possible.
The purpose of this utility model and solve its technical matters and can adopt following technical scheme to realize.
According to a kind of ultrasonic calorimeter that the utility model proposes, mainly comprise: described wave calorimeter body has inner chamber; Described measuring tube has inner chamber, and described measuring tube is arranged in described wave calorimeter body inner chamber, and interference fit between described measuring tube and wave calorimeter body; Described measuring tube inner chamber and described wave calorimeter body inner chamber form fluid passage jointly, and described fluid passage is streamlined at the joining place of described measuring tube and wave calorimeter body.
The purpose of this utility model and solve its technical matters and can also be further achieved by the following technical measures.
Preferably, aforesaid ultrasonic calorimeter, is provided with the first boss in wherein said wave calorimeter body inner chamber, and the end face of described measuring tube side abuts with described first boss.
Preferably, aforesaid ultrasonic calorimeter, wherein said first boss comprises: at least one projection, and the peak of described projection does not protrude from the inwall of described measuring tube.
Preferably, aforesaid ultrasonic calorimeter, wherein said first boss comprises: circular first boss, and the internal diameter of the end face of described measuring tube side is identical with the internal diameter of described circular first boss.
Preferably, aforesaid ultrasonic calorimeter, wherein said fluid passage is streamlined at the joining place of described measuring tube and the first boss.
Preferably, aforesaid ultrasonic calorimeter, wherein said ultrasonic calorimeter also comprises: collector ring, is arranged in the inner chamber at fluid intake place of described wave calorimeter body.
Preferably, aforesaid ultrasonic calorimeter, interference fit between wherein said collector ring and wave calorimeter body.
Preferably, aforesaid ultrasonic calorimeter, is provided with the second boss in wherein said wave calorimeter body inner chamber, and the end face of described collector ring side abuts with described second boss.
Preferably, aforesaid ultrasonic calorimeter, the nominal diameter of wherein said measuring tube is 25 millimeters.
Preferably, aforesaid ultrasonic calorimeter, the nominal diameter of wherein said measuring tube is 20 millimeters.
By technique scheme, ultrasonic calorimeter of the present utility model at least has following advantages and beneficial effect: the utility model is by making to adopt interference fit between measuring tube and wave calorimeter body, make measuring tube be fixed in wave calorimeter body inner chamber closely, the manual assembly in later stage can be avoided to operate; Be streamlined by making the fluid passage that formed by wave calorimeter body inner chamber and measuring tube inner chamber at measuring tube and wave calorimeter body joining place, as by wave calorimeter body and and the measuring tube of its interference fit carry out integral type machine work and obtain fairshaped fluid passage, not only can avoid the harmful effect of the flow state of drafting angle convection cell in fluid passage of measuring tube, but also can avoid measuring conforming harmful effect between the volume production his-and-hers watches of ultrasonic calorimeter; The utility model, by installing collector ring in wave calorimeter body, effectively can improve the flow state of the incoming flow of ultrasonic calorimeter; Thus the ultrasonic calorimeter that the utility model provides has and is easy to the features such as assembling, the high and quantification stability of measuring accuracy are good.
Above-mentioned explanation is only the general introduction of technical solutions of the utility model, in order to technological means of the present utility model can be better understood, and can be implemented according to the content of instructions, and can become apparent to allow above and other object of the present utility model, feature and advantage, below especially exemplified by preferred embodiment, and coordinate accompanying drawing, be described in detail as follows.
Accompanying drawing explanation
Fig. 1 is the structural representation of a ultrasonic calorimeter of the present utility model;
Fig. 2 is the A-A diagrammatic cross-section of Fig. 1.
Fig. 3 is the schematic perspective view of another ultrasonic calorimeter of the present utility model;
Fig. 4 is the structural representation of another ultrasonic calorimeter of the present utility model;
Fig. 5 is the B-B diagrammatic cross-section of Fig. 4.
Reference numeral:
1 wave calorimeter body; 2 catoptrons;
3 measuring tubes; 4 circular first boss;
Circular second boss of 5 collector ring 6.
Embodiment
For further setting forth the utility model for the technological means reaching predetermined utility model object and take and effect, below in conjunction with accompanying drawing and preferred embodiment, to according to the embodiment of the ultrasonic calorimeter that the utility model proposes, structure, feature and effect thereof, be described in detail as follows.
The structure of ultrasonic calorimeter of the present utility model as Figure 1-Figure 5.
In Fig. 1-Fig. 5, ultrasonic calorimeter of the present utility model mainly comprises: the parts such as wave calorimeter body 1, transducer (not shown), catoptron 2, measuring tube 3, temperature sensor (not shown), counter (not shown) and collector ring 5.Because the utility model mainly improves wave calorimeter body 1 and measuring tube 3, and collector ring 5 can be set up in ultrasonic calorimeter, therefore, mainly wave calorimeter body 1, measuring tube 3 and collector ring 5 are described in detail respectively below.
Wave calorimeter body 1 in the utility model has inner chamber, thus makes ultrasonic calorimeter be that fluid provides the flowing space.
Measuring tube 3 (as nominal diameter to be the measuring tube of 20 millimeters or nominal diameter the be measuring tube etc. of 25 millimeters) has inner chamber, equally so that fluid flows through measuring tube 3.
Measuring tube 3 is arranged in wave calorimeter body 1 inner chamber, and interference fit between measuring tube 3 and wave calorimeter body 1, namely the external diameter of measuring tube 3 should slightly larger than the internal diameter of wave calorimeter body 1, thus when measuring tube 3 is inserted wave calorimeter body 1 inner chamber from a side opening (as shown the fluid intake of body) of wave calorimeter body 1, measuring tube 3 being arranged in wave calorimeter body 1 inner chamber by close and firm.The utility model, by making interference fit between measuring tube 3 and wave calorimeter body 1, can avoid the follow-up manual assembly to measuring tube 3 to operate.
Be arranged at measuring tube 3 in wave calorimeter body 1 inner chamber together with wave calorimeter body 1 for fluid forms fluid passage, namely measuring tube 3 inner chamber and wave calorimeter body 1 inner chamber form fluid passage jointly, flow in the space that fluid can be defined jointly at the inner chamber of the inner chamber of measuring tube 3 and wave calorimeter body 1.This fluid passage be streamlined at measuring tube 3 and the joining place of wave calorimeter body 1, and that is, this fluid passage is at least streamlined fluid passage at the joining place of measuring tube 3 and wave calorimeter body 1; In other words, the fluid passage formed by measuring tube 3 inner chamber and wave calorimeter body 1 inner chamber in the utility model can be overall in streamlined, also can partly in streamlined.
The fluid passage formed by measuring tube 3 inner chamber and wave calorimeter body 1 inner chamber due to the utility model is at least streamlined fluid passage at measuring tube 3 and the joining place of wave calorimeter body 1, therefore, the utility model effectively prevent the harmful effect of the flow state of drafting angle convection cell in fluid passage of the measuring tube 3 be arranged in wave calorimeter body 1, and being designed with of streamlined fluid passage helps reduce the local pressure loss of fluid in flow process.
Due to interference fit between measuring tube 3 of the present utility model and wave calorimeter body 1, therefore, the utility model can carry out integral type machine work to the measuring tube 3 be arranged in wave calorimeter body 1 inner chamber of wave calorimeter body 1 and close and firm, to make ultrasonic calorimeter have above-mentioned streamlined fluid passage, thus can effectively avoid measuring conforming harmful effect between the volume production his-and-hers watches of ultrasonic calorimeter.
The utility model can arrange the first boss in wave calorimeter body 1 inner chamber, this first boss is mainly used in limiting the position of measuring tube 3 in wave calorimeter body 1 inner chamber (i.e. the insertion depth of measuring tube 3), that is, measuring tube 3 is being inserted in the process wave calorimeter body 1 inner chamber from a side opening of wave calorimeter body 1, when the end face of the side of measuring tube 3 abuts with the first boss, measuring tube 3 can not be inserted by continuation, thus makes measuring tube 3 be limited at the side of the first boss.
The first boss in the utility model can be specially at least one projection (as three projections or four projections etc.), also can be specially circular first boss 4 (as shown in Figure 2 and Figure 5).When the first boss adopts at least one projection, the peak of each projection all can not protrude from the inwall of measuring tube 3.When first boss adopt as shown in Figure 2 and Figure 5 circular first boss 4, measuring tube 3 identical with the internal diameter of circular first boss 4 with the internal diameter of the end face of the side that circular first boss 4 abuts, thus make circular first boss 4 can not protrude from the inwall of measuring tube 3.When being provided with the first boss in wave calorimeter body 1 inner chamber, fluid passage must be streamlined (as shown in Figure 2 and Figure 5) at the joining place of measuring tube 3 and the first boss.The first boss in wave calorimeter body 1 inner chamber can be formed adding wave calorimeter body 1 inner chamber man-hour.
Have the ultrasonic calorimeter of collector ring 5 as shown in Figure 3-Figure 5, wherein, Fig. 3 is the stereographic map of the ultrasonic calorimeter being provided with collector ring 6.
In Fig. 3-Fig. 5, collector ring 5 is arranged in wave calorimeter body 1 inner chamber, and interference fit between collector ring 5 and wave calorimeter body 1, namely the external diameter of collector ring 5 should slightly larger than the internal diameter of wave calorimeter body 1, thus when collector ring 5 is inserted wave calorimeter body 1 inner chamber from a side opening (as shown the fluid intake of body) of wave calorimeter body 1, collector ring 5 being arranged in wave calorimeter body 1 inner chamber by close and firm.The utility model, by making interference fit between collector ring 5 and wave calorimeter body 1, can avoid the follow-up manual assembly to collector ring 5 to operate.
Collector ring 5 is arranged in the inner chamber at fluid intake place of wave calorimeter body 1 usually, namely collector ring 5 should be arranged at the incoming flow side (i.e. fluid intake side) of wave calorimeter body 1, and a side end face of collector ring 5 can not protrude from the end face of wave calorimeter body 1 usually.
The utility model can arrange the second boss in wave calorimeter body 1 inner chamber, this second boss is mainly used in limiting the position of collector ring 5 in wave calorimeter body 1 inner chamber (i.e. the insertion depth of collector ring 5), that is, collector ring 5 is being inserted in the process wave calorimeter body 1 inner chamber from a side opening of wave calorimeter body 1, when the end face of the side of collector ring 5 abuts with the second boss, collector ring 5 can not be inserted by continuation, thus makes collector ring 5 be limited at the side of the second boss.
The second boss in the utility model can be specially at least one projection (as three projections or four projections etc.), also can be specially circular second boss 6 (as shown in Figure 5).The second boss in wave calorimeter body 1 inner chamber can be formed adding wave calorimeter body 1 inner chamber man-hour.
A kind of processing technology of ultrasonic calorimeter of the present utility model can be: first, the thick embryo with the measuring tube 3 of inner chamber is formed by injection molding, and the internal diameter of the thick embryo of measuring tube 3 should be less than the internal diameter design load preset, by machining mode, roughing is carried out to wave calorimeter body 1 and form the thick embryo with the wave calorimeter body 1 of inner chamber and circular boss 4, and the internal diameter of the thick embryo of wave calorimeter body 1 should be less than the internal diameter design load preset, the internal diameter of the thick embryo of wave calorimeter body 1 should be slightly less than the external diameter of the thick embryo of measuring tube 3, then, by one end open press-in wave calorimeter body 1 inner chamber of measuring tube 3 from wave calorimeter body 1, until a side end face of measuring tube 3 abuts with circular first boss 4, due to interference fit between measuring tube 3 and wave calorimeter body 1, therefore, measuring tube 3 is arranged in wave calorimeter body 1 inner chamber by close and firm, afterwards, integral type machine work is carried out to measuring tube 3 and wave calorimeter body 1, namely together with measuring tube 3 disposed therein, secondary machine is carried out to wave calorimeter body 1, make to seamlessly transit between wave calorimeter body 1 inner chamber and measuring tube 3 inner chamber, form streamlined fluid passage, thus the harmful effect that the flow state of drafting angle convection cell in fluid passage not only can eliminating measuring tube 3 produces, but also can avoid measuring conforming harmful effect between the volume production his-and-hers watches of ultrasonic calorimeter.
The another kind of processing technology of ultrasonic calorimeter of the present utility model can be: first, the thick embryo with the measuring tube 3 of inner chamber is formed by injection molding, and the internal diameter of the thick embryo of measuring tube 3 should be less than the internal diameter design load preset, by machining mode, roughing formation is carried out to wave calorimeter body 1 and there is inner chamber, the thick embryo of the wave calorimeter body 1 of circular first boss 4 and circular second boss 6, and the internal diameter of the thick embryo of wave calorimeter body 1 should be less than the internal diameter design load preset, the internal diameter of the thick embryo of wave calorimeter body 1 should be slightly less than the external diameter of the thick embryo of measuring tube 3, then, by one end open press-in wave calorimeter body 1 inner chamber of measuring tube 3 from wave calorimeter body 1, until a side end face of measuring tube 3 abuts with circular first boss 4, due to interference fit between measuring tube 3 and wave calorimeter body 1, therefore, measuring tube 3 is arranged in wave calorimeter body 1 inner chamber by close and firm, afterwards, integral type machine work is carried out to measuring tube 3 and wave calorimeter body 1, namely together with measuring tube 3 disposed therein, secondary machine is carried out to wave calorimeter body 1, make to seamlessly transit between wave calorimeter body 1 inner chamber and measuring tube 3 inner chamber, form streamlined fluid passage, thus the harmful effect that the flow state of drafting angle convection cell in fluid passage not only can eliminating measuring tube 3 produces, but also can avoid measuring conforming harmful effect between the volume production his-and-hers watches of ultrasonic calorimeter, afterwards, by fluid intake side press-in wave calorimeter body 1 inner chamber of collector ring 5 from wave calorimeter body 1, until a side end face of collector ring 5 abuts with circular second boss 6, due to interference fit between collector ring 5 and wave calorimeter body 1, therefore, collector ring 5 being arranged in the inner chamber at fluid intake place of wave calorimeter body 1 by close and firm.
The ultrasonoscope scale obtained respectively by above-mentioned two kinds of processing technologys, its streamlined fluid passage (streamlined inner chamber) is designed with the local pressure loss helping reduce fluid flowing, and ultrasonoscope scale table body 1 not only can simplify assembling process with the interference fit of measuring tube 3 and the integral type machine work of ultrasonoscope scale table body 1 and measuring tube 3, avoid follow-up manual assembly to operate, but also effectively can improve the velocity distribution trend of fluid in measuring tube 3, and can effectively improve the consistance of measuring between table; Collector ring 5 is set by the fluid intake place at wave calorimeter body 1, effectively can improves the flow state of the incoming flow of ultrasonic calorimeter; Thus ultrasonoscope scale of the present utility model has and is easy to the features such as assembling, the high and quantification stability of measuring accuracy are good.
The above is only preferred embodiment of the present utility model, not any pro forma restriction is done to the utility model, although the utility model discloses as above with preferred embodiment, but, foregoing description is also not used to limit the utility model, any those skilled in the art are not departing within the scope of the technical solution of the utility model, make a little change when the technology contents of above-mentioned announcement can be utilized or be modified to the Equivalent embodiments of equivalent variations, but every content not departing from technical solutions of the utility model, according to any simple modification that technical spirit of the present utility model is done above embodiment, equivalent variations and modification, all still belong in the scope of technical solutions of the utility model.
Claims (10)
1. a ultrasonic calorimeter, is characterized in that, described ultrasonic calorimeter comprises: wave calorimeter body and measuring tube;
Described wave calorimeter body has inner chamber;
Described measuring tube has inner chamber, and described measuring tube is arranged in described wave calorimeter body inner chamber, and interference fit between described measuring tube and wave calorimeter body;
Described measuring tube inner chamber and described wave calorimeter body inner chamber form fluid passage jointly, and described fluid passage is streamlined at the joining place of described measuring tube and wave calorimeter body.
2. ultrasonic calorimeter as claimed in claim 1, it is characterized in that, be provided with the first boss in described wave calorimeter body inner chamber, the end face of described measuring tube side abuts with described first boss.
3. ultrasonic calorimeter as claimed in claim 2, it is characterized in that, described first boss comprises: at least one projection, and the peak of described projection does not protrude from the inwall of described measuring tube.
4. ultrasonic calorimeter as claimed in claim 2, it is characterized in that, described first boss comprises: circular first boss, and the internal diameter of the end face of described measuring tube side is identical with the internal diameter of described circular first boss.
5. ultrasonic calorimeter as claimed in claim 2, it is characterized in that, described fluid passage is streamlined at the joining place of described measuring tube and the first boss.
6. the ultrasonic calorimeter as described in claim 1 or 2 or 3 or 4 or 5, it is characterized in that, described ultrasonic calorimeter also comprises:
Collector ring, is arranged in the inner chamber at fluid intake place of described wave calorimeter body.
7. ultrasonic calorimeter as claimed in claim 6, is characterized in that, interference fit between described collector ring and wave calorimeter body.
8. ultrasonic calorimeter as claimed in claim 6, it is characterized in that, be provided with the second boss in described wave calorimeter body inner chamber, the end face of described collector ring side abuts with described second boss.
9. ultrasonic calorimeter as claimed in claim 6, it is characterized in that, the nominal diameter of described measuring tube is 25 millimeters.
10. the ultrasonic calorimeter as described in claim 1 or 2 or 3 or 4 or 5, it is characterized in that, the nominal diameter of described measuring tube is 20 millimeters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520717177.3U CN205015102U (en) | 2015-09-16 | 2015-09-16 | Ultrasonic calorimeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520717177.3U CN205015102U (en) | 2015-09-16 | 2015-09-16 | Ultrasonic calorimeter |
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| Publication Number | Publication Date |
|---|---|
| CN205015102U true CN205015102U (en) | 2016-02-03 |
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| CN201520717177.3U Active CN205015102U (en) | 2015-09-16 | 2015-09-16 | Ultrasonic calorimeter |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105092101A (en) * | 2015-09-16 | 2015-11-25 | 合肥瑞纳表计有限公司 | Ultrasonic calorimeter |
| CN114812708A (en) * | 2022-05-16 | 2022-07-29 | 瑞纳智能设备股份有限公司 | Measuring tube structure with rectification function and ultrasonic meter |
-
2015
- 2015-09-16 CN CN201520717177.3U patent/CN205015102U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105092101A (en) * | 2015-09-16 | 2015-11-25 | 合肥瑞纳表计有限公司 | Ultrasonic calorimeter |
| CN114812708A (en) * | 2022-05-16 | 2022-07-29 | 瑞纳智能设备股份有限公司 | Measuring tube structure with rectification function and ultrasonic meter |
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Address after: 231131 Anhui province Changfeng Shuangfeng Economic Development Zone Xia Feng East Road Hefei City No. 039 Patentee after: The intelligent equipment Limited by Share Ltd Address before: 231131 Anhui province Changfeng Shuangfeng Economic Development Zone Xia Feng East Road Hefei City No. 039 Patentee before: Hefei Runa Metering Co., Ltd. |