CN220625409U - Ultrasonic flowmeter for gas - Google Patents
Ultrasonic flowmeter for gas Download PDFInfo
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- CN220625409U CN220625409U CN202322326658.9U CN202322326658U CN220625409U CN 220625409 U CN220625409 U CN 220625409U CN 202322326658 U CN202322326658 U CN 202322326658U CN 220625409 U CN220625409 U CN 220625409U
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- heating
- threaded rod
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- 238000010438 heat treatment Methods 0.000 claims abstract description 39
- 238000004321 preservation Methods 0.000 claims abstract description 22
- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 238000009434 installation Methods 0.000 claims description 7
- 238000005259 measurement Methods 0.000 claims description 6
- 238000009413 insulation Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000010030 laminating Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
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Abstract
The utility model discloses a gas ultrasonic flowmeter, in particular to the technical field of gas ultrasonic flowmeters, which comprises a metering tube, wherein the bottom of the metering tube is provided with a heat preservation mechanism, the heat preservation mechanism comprises a protection plate, a heat preservation layer, a heat conduction layer, a heating layer, a rotating block, a thread groove, a threaded rod, a fixed block, a rubber pad, a groove and a temperature controller.
Description
Technical Field
The utility model relates to the technical field of gas ultrasonic flow meters, in particular to a gas ultrasonic flow meter.
Background
The ultrasonic gas flowmeter, also called gas ultrasonic flowmeter, is characterized in that a measuring tube section of the gas ultrasonic flowmeter is provided with one or more pairs of ultrasonic transducers, the ultrasonic transducers alternately transmit and receive ultrasonic waves, an ultrasonic detection technology is adopted, and the gas flow rate in a standard state are calculated by measuring the sound velocity difference of the ultrasonic waves along the forward direction and the reverse direction of the gas flow and measuring the fluid pressure and the temperature of the tube section, including the gas mole components.
Through searching, the prior patent (publication number: CN 211121407U) discloses a gas ultrasonic flowmeter, which comprises a gas ultrasonic flowmeter, gas ultrasonic flowmeter and communicating pipe integrated into one piece, the both ends outer wall of communicating pipe all fixedly connected with keeps off the ring, two keep off the outer wall of ring all and keep off looks rigid coupling with the side, the laminating has a plurality of first balls between ring gear and the side fender, the inside of ring gear is equipped with outer ring gear, the laminating has a plurality of second balls between outer ring gear and the communicating pipe, the inner wall of ring gear evenly processes has a plurality of teeth of a cogwheel, the outer wall of outer ring gear evenly processes has a plurality of teeth of a cogwheel. This gas ultrasonic flowmeter can realize gas ultrasonic flowmeter and wait to connect the quick installation and quick dismantlement of the pipe body to very big reduction dismantle the time of overhauling and changing the maintenance, and then realize improving work efficiency's purpose, through sleeve pipe, swivel, through-hole, commentaries on classics piece and internal screw thread's cooperation, make the sleeve pipe can link to each other with corresponding bolt screw thread, thereby realize the fixed purpose of whole mechanism. The inventors found that the following problems exist in the prior art in the process of implementing the present utility model:
when the existing gas ultrasonic flowmeter is used in the later period, because the calculated flow of the gas ultrasonic flowmeter is smaller than the actual flow and has negative deviation when the gas temperature is larger than the actual temperature, if the bypass pipe body of the gas ultrasonic flowmeter is excessively low in temperature due to the external environment, the probe metering of the gas ultrasonic flowmeter is further aggravated to be subjected to low-temperature deviation, and therefore a heat preservation mechanism is required to be additionally arranged to carry out heat preservation treatment on the flowmeter.
Therefore, a gas ultrasonic flowmeter is proposed for the above problems.
Disclosure of Invention
In order to overcome the above-mentioned drawbacks of the prior art, the present utility model provides a gas ultrasonic flowmeter to solve the above-mentioned problems set forth in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the gas ultrasonic flowmeter comprises a metering tube, wherein the bottom of the metering tube is provided with a heat preservation mechanism, and the heat preservation mechanism comprises a protection plate, a heat preservation layer, a heat conduction layer, a heating layer, a rotating block, a thread groove, a threaded rod, a fixed block, a rubber pad, a groove and a temperature controller;
the bottom installation of metering pipe is connected with the guard plate, the inside of guard plate is seted up flutedly, the inside fixed surface of recess installs the heat preservation, the inside fixed mounting of guard plate has the zone of heating, the top fixed mounting of zone of heating has the heat conduction layer, the below fixed mounting of zone of heating has the temperature controller, the thread groove has been seted up on the both ends surface of guard plate, the threaded rod is installed to the inside embedding of thread groove, the one end fixed mounting of threaded rod has the fixed block, the one end fixed mounting of fixed block has the rubber pad.
Preferably, the outside fixed mounting of guard plate has the heat insulating board, the cassette is installed at the top block of metering tube.
Preferably, flanges are fixedly arranged at two ends of the metering tube.
Preferably, a support column is fixedly arranged at the top of the clamping seat, and an ultrasonic flowmeter is fixedly arranged at the top of the support column.
Preferably, the cross-sectional shape of the heat insulation plate is rectangular.
Preferably, the heat-conducting layer is tightly wrapped between the heat-insulating layer and the heating layer, and the heat-insulating layer, the heat-conducting layer and the heating layer are the same in size.
Preferably, both ends of the threaded rod are respectively connected with the fixed block and the rotating block, and the bottom surface diameter of the threaded groove is larger than that of the threaded rod.
Preferably, the ultrasonic flowmeter is clamped on the surface of the metering tube through a clamping seat.
The utility model has the technical effects and advantages that:
compared with the prior art, this gaseous ultrasonic flowmeter is through setting up heat preservation mechanism, through in the recess with measurement pipe block in the guard plate, then rotate the commentaries on classics piece, drive the threaded rod through changeing the piece and remove in the thread groove, thereby it removes to drive the fixed block through the threaded rod, the rubber pad through fixed block one end supports the measurement pipe, thereby realize the installation to the guard plate, can heat through the zone of heating, carry out heating treatment to the measurement pipe, can make the heat conduction more even through the heat-conducting layer, can keep warm through the heat preservation, when heating to the settlement temperature value, stop the heating by temperature controller control zone of heating.
Compared with the prior art, the gas ultrasonic flowmeter can isolate heat through the heat insulating plate, can install the ultrasonic flowmeter through the cassette, is convenient for be connected with the metering tube through the ring flange, can support the ultrasonic flowmeter through the support column.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model.
FIG. 2 is a schematic view of a thermal insulation mechanism according to the present utility model.
Fig. 3 is a schematic view of the installation structure of the protection plate of the present utility model.
Fig. 4 is an enlarged schematic view of the structure of the present utility model at a.
The reference numerals are: 1. metering tube; 2. a heat preservation mechanism; 3. a protection plate; 4. a heat preservation layer; 5. a heat conducting layer; 6. a heating layer; 7. a rotating block; 8. a thread groove; 9. a threaded rod; 10. a fixed block; 11. a rubber pad; 12. a groove; 13. a temperature controller; 14. a support column; 15. an ultrasonic flowmeter; 16. a flange plate; 17. a clamping seat; 18. and the heat insulation plate.
Description of the embodiments
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples
The gas ultrasonic flowmeter shown in the figures 2 and 3 comprises a metering tube 1, wherein the bottom of the metering tube 1 is provided with a heat preservation mechanism 2, and the heat preservation mechanism 2 comprises a protection plate 3, a heat preservation layer 4, a heat conduction layer 5, a heating layer 6, a rotating block 7, a thread groove 8, a threaded rod 9, a fixed block 10, a rubber pad 11, a groove 12 and a temperature controller 13;
the bottom installation of metering tube 1 is connected with guard plate 3, recess 12 has been seted up to the inside of guard plate 3, the inside fixed surface of recess 12 installs heat preservation 4, the inside fixed mounting of guard plate 3 has heating layer 6, the top fixed mounting of heating layer 6 has heat conduction layer 5, the below fixed mounting of heating layer 6 has temperature controller 13, thread groove 8 has been seted up on the both ends surface of guard plate 3, threaded rod 9 is installed to the inside embedding of thread groove 8, the one end fixed mounting of threaded rod 9 has fixed block 10, the one end fixed mounting of fixed block 10 has rubber pad 11.
Wherein: when the metering tube 1 is used, the metering tube 1 is clamped in the groove 12 in the protection plate 3, then the rotating block 7 is rotated, the threaded rod 9 is driven to move in the thread groove 8 through the rotating block 7, the fixing block 10 is driven to move through the threaded rod 9, the metering tube 1 is propped against through the rubber pad 11 at one end of the fixing block 10, the protection plate 3 is installed, the heating layer 6 is used for heating, the metering tube 1 is subjected to heat treatment, the heat conduction is more uniform through the heat conduction layer 5, the heat can be preserved through the heat preservation layer 4, and when the heating is carried out to a set temperature value, the temperature controller 13 is used for controlling the heating layer 6 to stop heating.
Examples
On the basis of the first embodiment, the scheme in the first embodiment is further introduced in detail in combination with the following specific working modes, and the details are described below:
as shown in fig. 1, as a preferred embodiment; the outside fixed mounting of guard plate 3 has heat insulating board 18, and cassette 17 is installed to the top block of metering tube 1, and further, can isolate the heat through heat insulating board 18, can install ultrasonic flowmeter 15 through cassette 17.
As shown in fig. 1, as a preferred embodiment; the flanges 16 are fixedly arranged at two ends of the metering tube 1, and further, the connection with the metering tube 1 is facilitated through the flanges 16.
As shown in fig. 1, as a preferred embodiment; the top of cassette 17 fixed mounting has support column 14, and the top fixed mounting of support column 14 has ultrasonic flowmeter 15, and further, can support ultrasonic flowmeter 15 through support column 14.
As shown in fig. 1, as a preferred embodiment; the heat shield 18 has a rectangular cross-sectional shape, and further, heat is isolated by the heat shield 18.
As shown in fig. 2, as a preferred embodiment; the heat conducting layer 5 is tightly wrapped between the heat insulating layer 4 and the heating layer 6, and the sizes of the heat insulating layer 4, the heat conducting layer 5 and the heating layer 6 are the same, further, the metering tube 1 can be heated through the heating layer 6, heat can be preserved through the heat insulating layer 4, and heating can be more uniform through the heat conducting layer 5.
As shown in fig. 4, as a preferred embodiment; the two ends of the threaded rod 9 are respectively connected with the fixed block 10 and the rotating block 7, and meanwhile, the bottom surface diameter of the thread groove 8 is larger than that of the threaded rod 9, and further, the threaded rod 9 moves in the thread groove 8 by rotating the rotating block 7, so that the protection plate 3 is mounted on the metering tube 1.
As shown in fig. 1, as a preferred embodiment; the ultrasonic flowmeter 15 is engaged with the surface of the measuring tube 1 by the holder 17, and further, the ultrasonic flowmeter 15 can be easily mounted by the holder 17.
The working process of the utility model is as follows:
this gaseous ultrasonic flowmeter is when later stage use, through with the recess 12 of measurement pipe 1 block in guard plate 3, then rotate the commentaries on classics piece 7, drive threaded rod 9 through commentaries on classics piece 7 and remove in thread groove 8, thereby it is removed to drive fixed block 10 through threaded rod 9, support measurement pipe 1 through the rubber pad 11 of fixed block 10 one end, thereby realize the installation to guard plate 3, can heat through zone of heating 6, heat treatment to metering pipe 1, can make the heat conduction more even through heat conduction layer 5, can keep warm through zone of heating 4, when heating to the settlement temperature value, stop heating by zone of heating 6 by temperature controller 13 control, can keep apart the heat through heat insulating board 18, can install ultrasonic flowmeter 15 through cassette 17, be convenient for connect with metering pipe 1 through ring flange 16, can support ultrasonic flowmeter 15 through support column 14, this is the course of working and the theory of the device.
The last points to be described are: first, in the description of the present application, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;
secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;
finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.
Claims (8)
1. Gas ultrasonic flowmeter, including buret (1), its characterized in that: the bottom of the metering tube (1) is provided with a heat preservation mechanism (2), and the heat preservation mechanism (2) comprises a protection plate (3), a heat preservation layer (4), a heat conduction layer (5), a heating layer (6), a rotating block (7), a thread groove (8), a threaded rod (9), a fixed block (10), a rubber pad (11), a groove (12) and a temperature controller (13);
the utility model discloses a measuring tube, including measuring tube (1), protection board (3), threaded groove (8) are seted up to the bottom installation of measuring tube (1), recess (12)'s inside fixed surface installs heat preservation (4), the inside fixed mounting of protection board (3) has zone of heating (6), the top fixed mounting of zone of heating (6) has zone of heat conduction (5), the below fixed mounting of zone of heating (6) has temperature controller (13), thread groove (8) are seted up on the both ends surface of protection board (3), threaded rod (9) are installed to the inside embedding of thread groove (8), the one end fixed mounting of threaded rod (9) has fixed block (10), the one end fixed mounting of fixed block (10) has rubber pad (11).
2. The ultrasonic gas flow meter of claim 1, wherein: the outside fixed mounting of guard plate (3) has heat insulating board (18), cassette (17) are installed in the top block of measurement pipe (1).
3. The ultrasonic gas flow meter of claim 1, wherein: and flange plates (16) are fixedly arranged at two ends of the metering tube (1).
4. The ultrasonic gas flow meter of claim 2, wherein: the top of cassette (17) fixed mounting has support column (14), the top fixed mounting of support column (14) has ultrasonic flowmeter (15).
5. The ultrasonic gas flow meter of claim 2, wherein: the cross-sectional shape of the heat insulation plate (18) is rectangular.
6. The ultrasonic gas flow meter of claim 1, wherein: the heat-conducting layer (5) is tightly wrapped between the heat-insulating layer (4) and the heating layer (6), and the heat-insulating layer (4), the heat-conducting layer (5) and the heating layer (6) are the same in size.
7. The ultrasonic gas flow meter of claim 1, wherein: the two ends of the threaded rod (9) are respectively connected with the fixed block (10) and the rotating block (7), and meanwhile, the bottom surface diameter of the threaded groove (8) is larger than that of the threaded rod (9).
8. The ultrasonic gas flowmeter of claim 4, wherein: the ultrasonic flowmeter (15) is clamped on the surface of the metering tube (1) through a clamping seat (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322326658.9U CN220625409U (en) | 2023-08-29 | 2023-08-29 | Ultrasonic flowmeter for gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322326658.9U CN220625409U (en) | 2023-08-29 | 2023-08-29 | Ultrasonic flowmeter for gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220625409U true CN220625409U (en) | 2024-03-19 |
Family
ID=90229025
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322326658.9U Active CN220625409U (en) | 2023-08-29 | 2023-08-29 | Ultrasonic flowmeter for gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220625409U (en) |
-
2023
- 2023-08-29 CN CN202322326658.9U patent/CN220625409U/en active Active
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