CN210108558U

CN210108558U - Large-caliber ultrasonic heat meter

Info

Publication number: CN210108558U
Application number: CN201920339219.2U
Authority: CN
Inventors: 唐广勇
Original assignee: TIANJIN KINGLEED VALVE CO Ltd
Current assignee: TIANJIN KINGLEED VALVE CO Ltd
Priority date: 2019-03-18
Filing date: 2019-03-18
Publication date: 2020-02-21
Anticipated expiration: 2029-03-18

Abstract

The utility model relates to the technical field of metering, in particular to a large-caliber ultrasonic heat meter, which carries out a second group of tests on the flow of fluid through a second group of measuring tubes and an ultrasonic transducer and averages the test results with a first group of tests, so that the measurement is more accurate; the influence of the ultrasonic transducer on the flow velocity of the fluid can be reduced or even eliminated through the transducer shell in sealing connection with the circular hole, and the measurement accuracy is improved; the ultrasonic temperature measuring instrument comprises a first measuring tube, a meter body, a temperature sensor, a first ultrasonic transducer, a second ultrasonic transducer, an integrator and a display; the ultrasonic flow meter also comprises a second measuring pipe, a flow pipe, a third ultrasonic transducer and a fourth ultrasonic transducer; four sets of transducer housings and four sets of circular apertures are also included.

Description

Large-caliber ultrasonic heat meter

Technical Field

The utility model relates to a measurement technical field especially relates to a heavy-calibre ultrasonic wave calorimeter.

Background

As is well known, an ultrasonic heat meter is a meter which uses ultrasonic waves to measure the flow rate of a fluid and the heat released or absorbed by the fluid flowing through a heat exchange system, and is widely used in the field of metering technology; the existing ultrasonic heat meter comprises a first measuring tube, a meter body, a temperature sensor, a first ultrasonic transducer, a second ultrasonic transducer, an integrator and a display; when the existing ultrasonic heat meter is used, required data is measured in a pipeline needing to be measured by a measuring pipe through ultrasonic transducers and temperature sensors at two ends of the measuring pipe, and the required data is displayed through a display after being analyzed and calculated by an integrator; the existing ultrasonic heat meter is found in use that only one group of data can be measured, and the measurement result is easy to be influenced to generate deviation, so that the accuracy of the measurement result is low; and the ultrasonic transducer is directly arranged in the measuring tube, which influences the flow velocity of the fluid and results in lower accuracy of the measuring result.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a measuring value is accurate and to the less heavy-calibre ultrasonic wave calorimeter of fluid velocity of flow influence.

The utility model discloses a heavy-calibre ultrasonic wave calorimeter, including first survey buret, the table body, temperature sensor, first ultrasonic transducer, second ultrasonic transducer, integrator and display, first ultrasonic transducer and the top left side fixed connection of first survey buret, second ultrasonic transducer and the top right side fixed connection of first survey buret, the internal table chamber that is provided with of table, integrator set up in the table chamber, the top of the table body is provided with square opening, square opening communicates with each other with the table chamber, the data that first ultrasonic transducer and second ultrasonic transducer measured all transmit the integrator, display and square opening sealing connection; the left end of the circulating pipe is fixedly connected with the right end of the first measuring pipe, the right end of the circulating pipe is fixedly connected with the left end of the second measuring pipe, the bottom end of the meter body is fixedly connected with the top end of the circulating pipe, the top end of the temperature sensor is fixedly connected with the bottom end of the meter body, the bottom end of the temperature sensor penetrates through the upper pipe wall of the circulating pipe to the inner cavity of the pipeline of the circulating pipe, the third ultrasonic transducer is fixedly connected with the left side of the top end of the second measuring pipe, the fourth ultrasonic transducer is fixedly connected with the right side of the top end of the second measuring pipe, and data measured by the third ultrasonic transducer and the fourth ultrasonic transducer are transmitted to the integrator; the ultrasonic transducer comprises a first measuring pipe, a second measuring pipe, a first ultrasonic transducer, a second ultrasonic transducer, a third ultrasonic transducer, a fourth ultrasonic transducer, a fifth ultrasonic transducer, a sixth ultrasonic transducer, a, the third ultrasonic transducer and the fourth ultrasonic transducer are both arranged at the bottom end of the group of shell cavities in a propping and pressing mode through a group of springs.

The utility model discloses a heavy-calibre ultrasonic wave calorimeter still includes the filter, and the filter is fixed to be set up in the left end of first survey buret.

The utility model discloses a heavy-calibre ultrasonic wave calorimeter still includes that two sets of flanges are fixed respectively and are set up in the left end of first survey buret and the right-hand member of second survey buret.

The utility model discloses a heavy-calibre ultrasonic wave calorimeter still includes that two sets of seal ring set up respectively in two sets of flanges.

The utility model discloses a heavy-calibre ultrasonic wave calorimeter still includes that lighting device is fixed to be set up in the left end of display.

The utility model discloses a heavy-calibre ultrasonic wave calorimeter still includes that the battery case sets up in table intracavity portion left side.

The utility model discloses a heavy-calibre ultrasonic wave calorimeter still includes lighting switch, and lighting switch sets up in the left end of the table body.

The utility model discloses a heavy-calibre ultrasonic wave calorimeter, the inside material of filter is polytetrafluoroethylene.

Compared with the prior art, the beneficial effects of the utility model are that: the flow of the fluid is subjected to a second group of tests through a second group of measuring tubes and the ultrasonic transducer, and the second group of tests and the first group of test results are averaged, so that the measurement is more accurate; the influence of the ultrasonic transducer on the flow velocity of the fluid can be reduced or even eliminated through the transducer shell in sealing connection with the circular hole, and the measuring accuracy is improved.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic structural diagram of a transducer housing of the present invention;

FIG. 3 is a schematic view of a flange and sealing gasket of the present invention;

in the drawings, the reference numbers: 1. a first measurement pipe; 2. a watch body; 3. a temperature sensor; 4. a first ultrasonic transducer; 5. a second ultrasonic transducer; 6. an integrator; 7. a display; 8. a watch cavity; 9. a second measurement pipe; 10. a flow-through tube; 11. a third ultrasonic transducer; 12. a fourth ultrasonic transducer; 13. a transducer housing; 14. a circular hole; 15. a shell cavity; 16. a shell cover; 17. a spring; 18. a filter; 19. a flange; 20. a sealing gasket; 21. an illumination device; 22. a battery case; 23. an illumination switch.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in fig. 1 to 3, the utility model discloses a large-caliber ultrasonic heat meter, including first survey buret 1, the table body 2, temperature sensor 3, first ultrasonic transducer 4, second ultrasonic transducer 5, integrator 6 and display 7, first ultrasonic transducer 4 and the top left side fixed connection of first survey buret 1, second ultrasonic transducer 5 and the top right side fixed connection of first survey buret 1, be provided with table cavity 8 in the table body 2, integrator 6 sets up in table cavity 8, the top of table body 2 is provided with square opening, square opening communicates with each other with table cavity 8, the data that first ultrasonic transducer 4 and second ultrasonic transducer 5 measured all transmit to integrator 6, display 7 and square opening sealing connection; the left end of the circulating pipe 10 is fixedly connected with the right end of the first measuring pipe 1, the right end of the circulating pipe 10 is fixedly connected with the left end of the second measuring pipe 9, the bottom end of the meter body 2 is fixedly connected with the top end of the circulating pipe 10, the top end of the temperature sensor 3 is fixedly connected with the bottom end of the meter body 2, the bottom end of the temperature sensor 3 penetrates through the upper pipe wall of the circulating pipe 10 to the inner cavity of the pipeline of the circulating pipe 10, the third ultrasonic transducer 11 is fixedly connected with the left side of the top end of the second measuring pipe 9, the fourth ultrasonic transducer 12 is fixedly connected with the right side of the top end of the second measuring pipe 9, and data measured by the third ultrasonic transducer 11 and the fourth ultrasonic transducer 12 are transmitted to the integrator 6; the measuring device also comprises four groups of transducer shells 13 and four groups of circular holes 14, wherein one group of circular holes 14 is arranged on the left side of the top end of the first measuring pipe 1, one group of circular holes 14 is arranged on the right side of the top end of the first measuring pipe 1, one group of circular holes 14 is arranged on the left side of the top end of the second measuring pipe 9, one group of circular holes 14 is arranged on the right side of the top end of the second measuring pipe 9, the four groups of circular holes 14 are communicated with the inner cavity of the pipeline, each group of transducer shells 13 are hermetically connected with one group of circular holes 14, each group of transducer shells 13 are provided with one group of shell cavities 15, each group of transducer shells 13 is provided with one group of upper openings, each group of shell cavities 15 is communicated with, the first ultrasonic transducer 4, the second ultrasonic transducer 5, the third ultrasonic transducer 11 and the fourth ultrasonic transducer 12 are arranged at the bottom end of the shell cavity 15 in a pressing mode through a group of springs 17; the flow of the fluid is subjected to a second group of tests through a second group of measuring tubes and the ultrasonic transducer, and the second group of tests and the first group of test results are averaged, so that the measurement is more accurate; the influence of the ultrasonic transducer on the flow velocity of the fluid can be reduced or even eliminated through the transducer shell in sealing connection with the circular hole, and the measuring accuracy is improved.

The utility model discloses a large-caliber ultrasonic heat meter, which also comprises a filter 18, wherein the filter 18 is fixedly arranged at the left end of the first measuring tube 1; the filter eliminates air bubbles and other impurities in the fluid, and reduces or even eliminates the influence of the air bubbles and other impurities on the ultrasonic transducer.

The utility model discloses a large-caliber ultrasonic heat meter, which also comprises two groups of flanges 19 which are respectively and fixedly arranged at the left end of the first measuring tube 1 and the right end of the second measuring tube 9; the heat meter can be conveniently and quickly installed or uninstalled through the flange.

The utility model discloses a large-caliber ultrasonic heat meter, which also comprises two groups of sealing gaskets 20 respectively arranged in the two groups of flanges 19; the sealing performance between the heat meter and the pipeline to be measured can be improved through the sealing washer, and water leakage is prevented.

The utility model discloses a large-caliber ultrasonic heat meter, which also comprises a lighting device 21 fixedly arranged at the left end of the display 7; under dim environment, the display is illuminated through the illuminating device, and the reading of the display is convenient to observe.

The utility model discloses a large-caliber ultrasonic heat meter, which also comprises a battery box 22 arranged on the left side inside the meter cavity 8; the heat meter is powered through the battery box.

The utility model discloses a large-caliber ultrasonic heat meter, which also comprises a lighting switch 23, wherein the lighting switch 23 is arranged at the left end of the meter body 2; the lighting device is controlled by the lighting switch.

In the large-caliber ultrasonic heat meter of the utility model, the filter 18 is made of polytetrafluoroethylene; the polytetrafluoroethylene has high temperature resistance and corrosion resistance, and impurities are not easy to adhere to the surface of the polytetrafluoroethylene, so that the service life of the filter can be effectively prolonged.

The utility model discloses a large-diameter ultrasonic heat meter, it is during operation, through second group survey buret and ultrasonic transducer carry on the second group test and get the average value with the first group test result to the flow of fluid, make the measurement more accurate; the influence of the ultrasonic transducer on the flow velocity of the fluid can be reduced or even eliminated by the transducer shell which is hermetically connected with the circular hole, the measurement accuracy is improved, the filter eliminates air bubbles and other impurities in the fluid, reduces or even eliminates the influence of the air bubbles and other impurities on the ultrasonic transducer, the heat meter can be conveniently and quickly installed or uninstalled through the flange, the sealing performance between the heat meter and the pipeline to be measured can be increased through the sealing washer, water leakage is prevented, in a dark environment, the display is illuminated by the illumination device, the reading of the display is convenient to observe, the heat meter is powered by the battery box, the lighting device is controlled by the lighting switch, impurities are not easy to adhere to the high-temperature resistant and corrosion resistant surface of the polytetrafluoroethylene, the service life of the filter can be effectively prolonged, and the filter can be moved to a position required by a user before the action is completed.

The utility model discloses a heavy-calibre ultrasonic wave calorimeter, the mounting means, the connected mode or the mode that sets up of above all parts are common mechanical system to the concrete structure, model and the coefficient index of its all parts are its from taking the technique, as long as can reach all can implement of its beneficial effect, so do not add at many and give unnecessary details.

In the case of the large-caliber ultrasonic heat meter of the utility model, under the condition of no opposite explanation, the orientation words contained in the terms of 'up-down, left-right, front-back, inside-outside, vertical and horizontal' and the like only represent the orientation of the term in the normal use state, or be a trivial term understood by those skilled in the art, and should not be considered as limiting the term, at the same time, the numerical terms "first," "second," and "third," etc. do not denote any particular quantity or order, but rather are used to distinguish one from another, furthermore, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements, but also includes other elements not expressly listed or inherent to such process, method, article, or apparatus.

The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. A large-caliber ultrasonic heat meter comprises a first measuring pipe (1), a meter body (2), a temperature sensor (3), a first ultrasonic transducer (4), a second ultrasonic transducer (5), an integrator (6) and a display (7), wherein the first ultrasonic transducer (4) is fixedly connected with the left side of the top end of the first measuring pipe (1), the second ultrasonic transducer (5) is fixedly connected with the right side of the top end of the first measuring pipe (1), a meter cavity (8) is arranged in the meter body (2), the integrator (6) is arranged in the meter cavity (8), a square opening is formed in the top end of the meter body (2), the square opening is communicated with the meter cavity (8), data measured by the first ultrasonic transducer (4) and the second ultrasonic transducer (5) are transmitted to the integrator (6), and the display (7) is hermetically connected with the square opening; characterized in that the device also comprises a second measuring pipe (9), a flow pipe (10), a third ultrasonic transducer (11) and a fourth ultrasonic transducer (12), the left end of the flow pipe (10) is fixedly connected with the right end of the first measuring pipe (1), the right end of the circulating pipe (10) is fixedly connected with the left end of the second measuring pipe (9), the bottom end of the meter body (2) is fixedly connected with the top end of the circulating pipe (10), the top end of the temperature sensor (3) is fixedly connected with the bottom end of the meter body (2), the bottom end of the temperature sensor (3) penetrates through the upper pipe wall of the circulating pipe (10) to reach the inner cavity of the pipeline of the circulating pipe (10), the third ultrasonic transducer (11) is fixedly connected with the left side of the top end of the second measuring pipe (9), the fourth ultrasonic transducer (12) is fixedly connected with the right side of the top end of the second measuring pipe (9), and data measured by the third ultrasonic transducer (11) and the fourth ultrasonic transducer (12) are transmitted to the integrator (6); still include four transducer shells (13) of group and four circular ports (14) of group, a set of circular port (14) set up in the top left side of first survey buret (1), a set of circular port (14) set up in the top right side of first survey buret (1), a set of circular port (14) set up in the top left side of second survey buret (9), a set of circular port (14) set up in the top right side of second survey buret (9), four circular ports of group (14) all communicate with each other with pipe cavity, every group transducer shell (13) all with a set of circular port (14) sealing connection, every group transducer shell (13) all are provided with a set of shell chamber (15), every group transducer shell (13) all are provided with a set of upper shed, every group shell chamber (15) all with a set of the upper shed communicates with each other, every group transducer shell chamber's (13) top all is provided with a set, the bottom end of each group of shell cover (16) is provided with a group of springs (17), and the first ultrasonic transducer (4), the second ultrasonic transducer (5), the third ultrasonic transducer (11) and the fourth ultrasonic transducer (12) are all arranged at the bottom end of the shell cavity (15) in a group in a pressing mode through a group of springs (17).

2. A large-caliber ultrasonic heat meter as set forth in claim 1, further comprising a filter (18), wherein the filter (18) is fixedly disposed at the left end of the first measuring pipe (1).

3. A large-caliber ultrasonic heat meter as claimed in claim 2, further comprising two sets of flanges (19), wherein the two sets of flanges (19) are fixedly arranged at the left end of the first measuring pipe (1) and the right end of the second measuring pipe (9), respectively.

4. A large aperture ultrasonic heat meter according to claim 3, further comprising two sets of sealing gaskets (20), wherein the two sets of sealing gaskets (20) are respectively disposed in the two sets of flanges (19).

5. A large-caliber ultrasonic heat meter as claimed in claim 4, further comprising an illuminating device (21), wherein the illuminating device (21) is fixedly arranged at the left end of the display (7).

6. A large-caliber ultrasonic heat meter as claimed in claim 5, further comprising a battery box (22), wherein the battery box (22) is arranged at the left side inside the meter cavity (8).

7. A large-caliber ultrasonic heat meter as claimed in claim 6, further comprising an illumination switch (23), wherein the illumination switch (23) is arranged at the left end of the meter body (2).

8. A large aperture ultrasonic heat meter as claimed in claim 7, wherein the filter (18) is made of teflon.