CN202442819U - Level ultrasonic heat meter - Google Patents
Level ultrasonic heat meter Download PDFInfo
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- CN202442819U CN202442819U CN2012200162854U CN201220016285U CN202442819U CN 202442819 U CN202442819 U CN 202442819U CN 2012200162854 U CN2012200162854 U CN 2012200162854U CN 201220016285 U CN201220016285 U CN 201220016285U CN 202442819 U CN202442819 U CN 202442819U
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Abstract
The utility model provides a level ultrasonic heat meter, which belongs to the technical field of metering instruments and solves the problems of poor fluid flow stability, inaccurate metering and the like of the existing level ultrasonic heat meter. The level ultrasonic heat meter comprises a base tube, an integral box, a connecting frame, a pair of energy converters and a pair of temperature sensors, wherein the base tube is fixedly connected with the connecting frame, the connecting frame is connected with the integral box, the pair of the energy converters and the pair of temperature sensors are respectively connected with the integral box, the pair of energy converters are arranged on the base tube, a first reflecting post and a second reflecting post are arranged in the base tube, the top of the first reflecting post and the top of the reflecting post are respectively aligned against the pair of energy converters, and the diameter of the base tube arranged between the first reflecting post and the second reflecting post is smaller than the diameters of the water inlet end and the water outlet end of the base tubes. The level ultrasonic heat meter has the advantages that collection signals are good, the metering precision is high, and the like.
Description
Technical field
The utility model belongs to the measuring instrument technical field, relates to calorimeter, particularly a kind of horizontal ultrasonic calorimeter.
Background technology
Existing calorimeter has mechanical type calorimeter, electromagnetic type calorimeter, ultrasonic calorimeter etc., because there is mechanical wear in the mechanical type calorimeter, serviceable life is short; There is problem such as easy blocking under the situation of impurity in fluid in addition; Electromagnetic type calorimeter cost is high, and ultrasonic calorimeter has long service life, metering good reliability and low cost and other advantages; So it is ultrasonic calorimeter obtains popularization more and more widely, also more and more to the design and the improvement of ultrasonic calorimeter.
Flow sensor [the application number: 201120141664.1 of a kind of reflecting type ultrasonic calorimeter of disclosing of Chinese patent documents and materials for example; Granted publication number: CN202092691U] comprise metal body, ultrasonic transducer; Two ultrasonic transducers are coaxial respectively to be installed in the made pipe box of the radially side of metal body; Pipe box is communicated with the metal body is interior; It is characterized in that: the axis of said two ultrasonic transducers intersects on the reflection spot of metal inboard wall of tube body according to the direction of incident angle and reflection angle, and the caliber of metal is non-reducing through type.
Above-mentioned heat energy table pipeline fluid resistance is little; Be not easy produce to stop up, form a space angle but install between pipe box and the body of transducer, this space produces whirlpool when fluid is flowed through; Air is difficult for draining clean and produces bubble; Cause the distortion of transducer acquired signal, gather less than signal when serious at all, cause metering inaccurate; And caliber be before and after diameter all identical through type pipeline, flow rate of fluid receives the influence of liquid-supplying system fully, can't accomplish automatic adjusting, in the transducer measured zone, the flow stability of fluid is poor, measuring accuracy is not high.
Summary of the invention
The purpose of the utility model is to the problems referred to above that exist in the prior art, and the horizontal ultrasonic calorimeter that a kind of fluid flows steadily, measuring accuracy is high is provided.
The purpose of the utility model can realize through following technical proposal: a kind of horizontal ultrasonic calorimeter; Comprise parent tube, integration box, link, a pair of transducer and a pair of temperature sensor, parent tube is connected with link mutually, and link is connected with the integration box; A pair of transducer and a pair of temperature sensor all link with the integration box; Described a pair of transducer is installed on the parent tube, it is characterized in that, is provided with reflection post one and reflection post two in the described parent tube; The top of described reflection post one and reflection post two is respectively over against described a pair of transducer, and the parent tube diameter between described reflection post one and the reflection post two is less than the diameter of parent tube water inlet end and water side.
This horizontal ultrasonic calorimeter is connected with horizontal pipe through parent tube; During use; The test lead of a temperature sensor wherein is installed in inlet channel; The test lead of another root temperature sensor is installed in water return pipeline, gathers the temperature of fluid in inlet channel and the water return pipeline and feeds back to the integration box; Fluid flows into from the water inlet end of parent tube; Through the pipeline that dwindles between reflection post one and the reflection post two; Flow out from the parent tube water side; Transducer sends ultrasound wave and propagates in fluid through reflection post one and reflection post two, gathers the velocity of propagation of ultrasound wave in fluid following current and adverse current, feeds back to the integration box.Transducer be installed on the parent tube and transducer and parent tube between do not form the angle space, fluid produces whirlpool at the Shi Buhui that flows through, the air in the fluid is excluded totally easily, the transducer acquired signal is good, the measuring accuracy height; Reflection post one and the parent tube diameter of reflection between the post two be less than the diameter of parent tube water inlet end and water side, and fluid is being flowed through when dwindling parent tube, and fluid flows steadily, and the transducer acquired signal is good, the measuring accuracy height.
In above-mentioned a kind of horizontal ultrasonic calorimeter; Described reflection post one upper end is provided with reflecting slant one; Described reflection post two upper ends are provided with reflecting slant two; Described reflecting slant one is miter angle with reflection post one, and described reflecting slant two is miter angle with reflection post two, and described reflecting slant one and reflecting slant two are over against setting.Transducer is over against reflecting slant, and the ultrasound wave that transducer is launched is 90 degree right angles through reflecting slant and is delivered to another transducer continuously, and ultrasound wave is horizontal transmission in fluid, and the transducer acquired signal is accurate.
In above-mentioned a kind of horizontal ultrasonic calorimeter, described parent tube tube wall is provided with two grooves, and described reflection post one embeds in the groove respectively with reflection post two.The reflection post embeds under the effect of external force in the groove, and the sidepiece of reflection post has the texture of knurling, prevents to reflect post and under the impact of fluid, is shifted, and measuring accuracy is high.
In above-mentioned a kind of horizontal ultrasonic calorimeter, the parent tube tube wall between described reflection post one and reflection post two and reflection post one and the reflection post two is abutted together.When fluid was flowed through the reflection post, fluid formed less whirlpool between reflection post and parent tube tube wall, and the whirlpool of generation has the effect of automatically cleaning reflection post.
In above-mentioned a kind of horizontal ultrasonic calorimeter, described integration box bottom has draw-in groove, the lobed deck in the top of described link, and described deck is just in time pegged graft in the draw-in groove.The integration box is connected through inserting mode with link, when the integration box is installed in the higher position, takes off the integration box, makes display over against reading person, convenient reading.
In above-mentioned a kind of horizontal ultrasonic calorimeter, have the through hole of two vertical protrusion on the described parent tube, described a pair of transducer is installed in the through hole respectively.The tube wall of the bottom of transducer and the water inlet end of parent tube or water side maintains an equal level, and does not form space angle between transducer and the parent tube, and the air in the fluid is got rid of clean easily, and the transducer acquired signal is good, and measuring accuracy is high.
In above-mentioned a kind of horizontal ultrasonic calorimeter, described transducer is provided with pad, has pressing plate on the described through hole, and described pressing plate is provided with gland.Screw-threaded coupling is fixed on gland on the through hole, through pressing plate and pad transducer is positioned in the through hole, and transducer can not be moved, and acquired signal is accurate, and measuring accuracy is high.
In above-mentioned a kind of horizontal ultrasonic calorimeter, be provided with O-ring seal between described transducer and the through hole.Good seal performance is oozed out in being provided with the anti-slit of fluid between transducer and through hole of O-ring seal.
In above-mentioned a kind of horizontal ultrasonic calorimeter, described integration box is provided with dust cover.Dust cover is set dust etc. can not directly be dropped on the integration box, the surface of corrosion integration box, long service life during reading, is taken away dust cover, clear reading.
Compared with prior art, a kind of horizontal ultrasonic calorimeter that provides of the utility model has and has the following advantages:
1, the through hole and the parent tube of this horizontal ultrasonic calorimeter installation transducer do not form space angle, and the air in the fluid is excluded totally easily, and the transducer acquired signal is good, and measuring accuracy is high.
2, the parent tube diameter between this horizontal ultrasonic calorimeter reflection post one and the reflection post two is less than the diameter of parent tube water inlet end and water side; So rate of flow of fluid can micro-ly automatically be regulated in the pipeline between reflection post one and the reflection post two; Fluid flows steadily; The transducer acquired signal is good, and the calculated flow rate precision is high.
3, the parent tube tube wall between this horizontal ultrasonic calorimeter reflection post one and reflection post two and reflection post one and the reflection post two is abutted together, and when fluid is flowed through the reflection post, forms less whirlpool, and whirlpool has the effect of automatically cleaning reflection post.
Description of drawings
Fig. 1 is the assembly structure synoptic diagram of this horizontal ultrasonic calorimeter.
Fig. 2 is the parent tube cut-open view of this horizontal ultrasonic calorimeter.
Among the figure, 1, parent tube; 2, integration box; 3, link; 4, transducer; 5, temperature sensor; 6a, reflection post one; 6a1, reflecting slant one; 6b, reflection post two; 6b1, reflecting slant two; 7, water inlet end; 8, water side; 9, groove; 10, draw-in groove; 11, deck; 12, through hole; 13, pad; 14, pressing plate; 15, gland; 16, O-ring seal; 17, dust cover.
Embodiment
Below be the specific embodiment of the utility model and combine accompanying drawing, the technical scheme of the utility model is done further to describe, but the utility model is not limited to these embodiment.
Like Fig. 1, shown in Figure 2, a kind of horizontal ultrasonic calorimeter comprises parent tube 1, integration box 2, link 3, a pair of transducer 4 and a pair of temperature sensor 5; Parent tube 1 is connected with link 3 mutually, and link 3 is connected with integration box 2, and integration box 2 bottoms have draw-in groove 10; The lobed deck 11 in the top of link 3; Deck 11 just in time pegs graft to go in the draw-in groove 10, and integration box 2 is provided with dust cover 17, and a pair of transducer 4 all links with integration box 2 with a pair of temperature sensor 5.The through hole 12 that has two vertical protrusion on the parent tube 1; Transducer 4 is installed in respectively in the through hole 12, and the water inlet end 7 of the bottom of transducer 4 and parent tube 1 or the tube wall of water side 8 maintain an equal level, and do not form the angle space between transducer 4 and the parent tube 1; Fluid produces whirlpool at the Shi Buhui that flows through; Air in the fluid is excluded totally easily, and transducer 4 acquired signal are good, and measuring accuracy is high; Be provided with O-ring seal 16 between transducer 4 and the through hole 12; Transducer 4 is provided with pad 13, has pressing plate 14 on the through hole 12, and pressing plate 14 is provided with gland 15; Screw-threaded coupling is fixed on gland 15 on the through hole 12, through pressing plate 14 and pad 13 transducer 4 is positioned in the through hole 12; Parent tube 1 tube wall is provided with two grooves 9, embeds reflection post one 6a and reflection post two 6b in the groove 9 respectively, and reflection post one 6a upper end is provided with reflecting slant one 6a1; Reflection post two 6b upper end is provided with reflecting slant two 6b1, and reflecting slant one 6a1 and reflection post one 6a are miter angle, and reflecting slant two 6b1 and reflection post two 6b are miter angle; Reflecting slant one 6a1 and reflecting slant two 6b1 are over against setting; And reflecting slant one 6a1 and reflecting slant two 6b1 are respectively over against transducer 4, and parent tube 1 diameter between reflection post one 6a and reflection post two 6b is less than the diameter of parent tube 1 water inlet end 7 and water side 8, and fluid is being flowed through when dwindling parent tube 1; Fluid flows steadily; Transducer 4 acquired signal are good, and measuring accuracy is high, and parent tube 1 tube wall between reflection post one 6a and reflection post two 6b and reflection post one 6a and reflection post two 6b is abutted together.
This horizontal ultrasonic calorimeter is connected with horizontal pipe through parent tube 1; During use; The test lead of a temperature sensor 5 wherein is installed in inlet channel; The test lead of another root temperature sensor 5 is installed in water return pipeline, gathers the temperature of fluid in inlet channel and the water return pipeline and feeds back to integration box 2; Fluid flows into from the water inlet end 7 of parent tube 1; The pipeline that dwindles through between reflection post one 6a and reflection post two 6b flows out from parent tube 1 water side 8, and transducer 4 sends ultrasound wave; 90 degree refractions pass to reflecting slant two 6b1 during through reflecting slant one 6a1; Reflecting slant two 6b1 90 degree refractions again pass to another transducer 4, and another transducer 4 is in like manner given transducer 4 with ultrasonic propagation, and ultrasound wave velocity feedback of following current and adverse current in fluid is arrived integration box 2; Ultrasound wave is that level is relayed in fluid; Transducer 4 acquired signal precision are high, and integration box 2 goes out fluid flow according to calculation of parameter such as feeding back next temperature and flow velocity, and the numerical value after calculating is stored, is presented on the display on the integration box 2.
Specific embodiment described herein only is that the utility model spirit is illustrated.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from the spirit of the utility model or surmount the defined scope of appended claims.
Although this paper has used parent tube 1 morely; Integration box 2; Link 3; Transducer 4; Temperature sensor 5; Reflection post one 6a; Reflecting slant one 6a1; Reflection post two 6b; Reflecting slant two 6b1; Water inlet end 7; Water side 8; Groove 9; Draw-in groove 10; Deck 11; Through hole 12; Pad 13; Pressing plate 14; Gland 15; O-ring seal 16; Dust cover 17 terms such as grade, but do not get rid of the possibility of using other term.Using these terms only is in order to describe and explain the essence of the utility model more easily; It all is contrary with the utility model spirit being construed to any additional restriction to them.
Claims (9)
1. horizontal ultrasonic calorimeter; Comprise parent tube (1), integration box (2), link (3), a pair of transducer (4) and a pair of temperature sensor (5); Parent tube (1) is connected with link (3) mutually; Link (3) is connected with integration box (2), and a pair of transducer (4) and a pair of temperature sensor (5) all link with integration box (2), and described a pair of transducer (4) is installed on the parent tube (1); It is characterized in that; Be provided with reflection post one (6a) and reflection post two (6b) in the described parent tube (1), the top of described reflection post one (6a) and reflection post two (6b) is respectively over against described a pair of transducer (4), and parent tube (1) diameter between described reflection post one (6a) and the reflection post two (6b) is less than the diameter of parent tube (1) water inlet end (7) and water side (8).
2. horizontal ultrasonic calorimeter according to claim 1; It is characterized in that; Described reflection post one (6a) upper end is provided with reflecting slant one (6a1), and described reflection post two (6b) upper end is provided with reflecting slant two (6b1), and described reflecting slant one (6a1) is miter angle with reflection post one (6a); Described reflecting slant two (6b1) is miter angle with reflection post two (6b), and described reflecting slant one (6a1) and reflecting slant two (6b1) are over against setting.
3. horizontal ultrasonic calorimeter according to claim 2 is characterized in that, described parent tube (1) tube wall is provided with two grooves (9), and described reflection post one (6a) and reflection post two (6b) embed respectively in the groove (9).
4. horizontal ultrasonic calorimeter according to claim 3 is characterized in that, parent tube (1) tube wall between described reflection post one (6a) and reflection post two (6b) and reflection post one (6a) and the reflection post two (6b) is abutted together.
5. according to claim 1 or 2 or 3 or 4 described horizontal ultrasonic calorimeters; It is characterized in that; Described integration box (2) bottom has draw-in groove (10), and the lobed deck in top (11) of described link (3), described deck (11) just in time peg graft to go in the draw-in groove (10).
6. according to claim 1 or 2 or 3 or 4 described horizontal ultrasonic calorimeters, it is characterized in that have the through hole (12) of two vertical protrusion on the described parent tube (1), described a pair of transducer (4) is installed in respectively in the through hole (12).
7. horizontal ultrasonic calorimeter according to claim 6 is characterized in that, described transducer (4) is provided with pad (13), has pressing plate (14) on the described through hole (12), and described pressing plate (14) is provided with gland (15).
8. horizontal ultrasonic calorimeter according to claim 7 is characterized in that, is provided with O-ring seal (16) between described transducer (4) and the through hole (12).
9. according to claim 1 or 2 or 3 or 4 described horizontal ultrasonic calorimeters, it is characterized in that described integration box (2) is provided with dust cover (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200162854U CN202442819U (en) | 2012-01-15 | 2012-01-15 | Level ultrasonic heat meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200162854U CN202442819U (en) | 2012-01-15 | 2012-01-15 | Level ultrasonic heat meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202442819U true CN202442819U (en) | 2012-09-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200162854U Expired - Fee Related CN202442819U (en) | 2012-01-15 | 2012-01-15 | Level ultrasonic heat meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202442819U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103868629A (en) * | 2012-12-18 | 2014-06-18 | 杭州三花研究院有限公司 | Ultrasonic heat meter |
| CN105067057A (en) * | 2015-07-28 | 2015-11-18 | 青岛积成电子有限公司 | Ultrasonic-wave fluid flowmeter pipeline |
-
2012
- 2012-01-15 CN CN2012200162854U patent/CN202442819U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103868629A (en) * | 2012-12-18 | 2014-06-18 | 杭州三花研究院有限公司 | Ultrasonic heat meter |
| CN105067057A (en) * | 2015-07-28 | 2015-11-18 | 青岛积成电子有限公司 | Ultrasonic-wave fluid flowmeter pipeline |
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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: 20120919 Termination date: 20190115 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |