CN217032644U - Gas flowmeter backwash device - Google Patents
Gas flowmeter backwash device Download PDFInfo
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- CN217032644U CN217032644U CN202220345455.7U CN202220345455U CN217032644U CN 217032644 U CN217032644 U CN 217032644U CN 202220345455 U CN202220345455 U CN 202220345455U CN 217032644 U CN217032644 U CN 217032644U
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- negative pressure
- buffer tank
- measuring
- gas flowmeter
- pressure
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Abstract
The utility model discloses a backwashing device of a gas flowmeter, which comprises a measuring pipe body, wherein a negative pressure measuring pipe is arranged in the measuring pipe body, the negative pressure measuring pipe and the measuring pipe body are fixedly connected, the negative pressure measuring pipe is connected with a tower body in a sleeving manner, the outer side of the measuring pipe body is respectively and fixedly connected with a positive high-pressure side pressure taking nozzle and a negative low-pressure side pressure taking nozzle, one end of the measuring pipe body is provided with an air source buffer tank, one end of the air source buffer tank is connected with a steam source, the bottom of the air source buffer tank is connected with a water conveying pipe, and the top of the air source buffer tank is respectively and fixedly connected with a negative pressure flushing conduit and a positive pressure flushing conduit. Mutually support between steam source, air supply buffer tank, raceway, negative pressure survey buret, tower body, negative pressure measurement mouth and the negative pressure measurement hole through setting up to can wash the inside of flowmeter, and then can avoid the flowmeter to appear the condition of blockking up at the in-process that uses.
Description
Technical Field
The utility model relates to the technical field of flowmeter cleaning, in particular to a backwashing device for a gas flowmeter.
Background
The flow meter matched with the coke coal system pipeline of the gas turbine at present is a cone-tube flow meter, and the phenomena of inaccurate flow, large deviation and the like often occur during the operation; the main reason is that the coal gas contains more impurities, tar and naphthalene; in winter, the coal gas has large water, and the inside of the coal gas is easy to freeze to block a flowmeter, so that the numerical value is inaccurate; the pressure and the flow of the suction inlet of the equipment are low, so that the phenomena of over-flow, overload, surge and the like of the equipment occur; when the surge is serious, the equipment can vibrate, the internal sealing element and the blade seal are damaged, and the efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a backwashing device of a gas flowmeter, aiming at solving the problems of inaccurate flow meter taking quantity caused by flow area blockage of the flowmeter, reduced consumption of downstream equipment and surge damage of the downstream equipment caused by insufficient pressure.
The utility model is realized by the following steps:
the utility model provides a gas flowmeter backwash device, is including measuring the body, the inside of measuring the body is provided with the negative pressure survey buret, fixed connection between negative pressure survey buret and the measurement body, be connected with the tower body through cup jointing the mode on the negative pressure survey buret, the outside of measuring the body is fixedly connected with positive high pressure side pressure taking nozzle and negative low pressure side pressure taking nozzle respectively, the one end of measuring the body is provided with the air supply surge tank, the one end of air supply surge tank is connected with the vapour source, and the bottom of air supply surge tank is connected with the raceway, the top of air supply surge tank is fixedly connected with negative pressure washing pipe and malleation washing pipe respectively.
Furthermore, the positive pressure irrigation conduit and the positive high-pressure side pressure taking nozzle are connected with each other, and the negative pressure irrigation conduit and the negative low-pressure side pressure taking nozzle are connected with each other.
Further, the tower body is in a conical structure.
Furthermore, one end of the negative pressure measuring pipe is respectively provided with a negative pressure measuring port and a negative pressure measuring hole.
Further, the one end of negative pressure measurement pipe is provided with rear portion support piece, fixed connection between rear portion support piece and the negative pressure measurement pipe is in order to support the one end of negative pressure measurement pipe through setting up like this to can let the installation of negative pressure measurement pipe and negative pressure measurement mouth more firm.
Furthermore, the both ends of measuring the body all are provided with the flange, are for the convenience of being connected measuring the body through setting up like this.
Further, the lower end face of the air source buffer box is fixedly connected with a support, and the support is arranged to be provided for the air source buffer box, so that the support can be placed more stably.
Compared with the prior art, the utility model has the beneficial effects that: the utility model has the characteristics of reasonable structure and convenient use, and can flush the interior of the flowmeter through the mutual matching of the arranged steam source, the air source buffer tank, the water delivery pipe, the negative pressure measuring pipe, the tower body, the negative pressure measuring port and the negative pressure measuring hole, thereby avoiding the blockage of the flowmeter in the using process.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and that those skilled in the art can also obtain other related drawings based on the drawings without inventive efforts.
FIG. 1 is a schematic structural diagram of a gas flowmeter backwashing device of the present invention;
in the figure: 1. a flange; 2. measuring a pipe body; 3. a positive high-pressure side pressure taking nozzle; 4. a negative low-pressure side pressure taking nozzle; 5. a negative pressure measuring tube; 6. a tower body; 7. a negative pressure measurement port; 8. a negative pressure measuring hole; 9. a rear support; 10. flushing the catheter at positive pressure; 11. flushing the catheter with negative pressure; 12. a source of steam; 13. an air source buffer tank; 14. a water delivery pipe; 15. and (4) a bracket.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention and are not to be construed as limiting the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. In the description of the present invention, a plurality of means is one or more, a plurality of means is two or more, and greater than, less than, more than, etc. are understood as excluding the essential numbers, and greater than, less than, etc. are understood as including the essential numbers.
If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first" and "second" may explicitly or implicitly include one or more features.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the term "connected" is to be interpreted broadly, and may be, for example, a fixed connection or a movable connection, a detachable connection or a non-detachable connection, or an integral connection; may be mechanically, electrically or otherwise in communication with each other; they may be directly connected or indirectly connected through intervening media, or may be connected through one or more other elements or indirectly connected through one or more other elements or in an interactive relationship between two elements.
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments of the present invention, belong to the protection scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments of the present invention, belong to the protection scope of the present invention.
Please refer to fig. 1, a gas flowmeter backwashing device, including measuring the body 2, the inside of measuring the body 2 is provided with negative pressure measurement pipe 5, negative pressure measurement pipe 5 and measure fixed connection between the body 2, be connected with tower body 6 through cup jointing the mode on the negative pressure measurement pipe 5, the outside of measuring the body 2 is fixedly connected with positive high pressure side pressure taking mouth 3 and negative low pressure side pressure taking mouth 4 respectively, the one end of measuring the body 2 is provided with air supply baffle-box 13, the one end of air supply baffle-box 13 is connected with vapour source 12, and the bottom of air supply baffle-box 13 is connected with raceway 14, the top of air supply baffle-box 13 is fixedly connected with negative pressure flushing pipe 11 and malleation flushing pipe 10 respectively.
Preferably, the positive pressure irrigation conduit 10 and the positive high pressure side pressure tap 3 are interconnected, and the negative pressure irrigation conduit 11 and the negative low pressure side pressure tap 4 are interconnected.
Preferably, the tower body 6 is shaped as a cone structure.
Preferably, one end of the negative pressure measuring pipe 5 is respectively provided with a negative pressure measuring port 7 and a negative pressure measuring hole 8.
Preferably, one end of the negative pressure measuring pipe 5 is provided with a rear support member 9, and the rear support member 9 is fixedly connected with the negative pressure measuring pipe 5, so as to support one end of the negative pressure measuring pipe 5, thereby enabling the installation of the negative pressure measuring pipe 5 and the negative pressure measuring port 7 to be firmer.
Preferably, both ends of measuring body 2 all are provided with flange 1, are for the convenience of connecting measuring body 2 through so setting up.
Preferably, the lower end face of the air source buffer box 13 is fixedly connected with a support 15, and the support is provided for the air source buffer box 13 through the arrangement, so that the support 15 can be placed more stably.
The working principle of the utility model is as follows: the steam pressure is stabilized and uniform by entering the steam buffer tank 13 with external steam; then, a guide pipe at the upper part in the steam buffer tank 13 is connected with a blocked flow meter main and auxiliary pipe, and after the connection is finished, a valve connected with the steam buffer tank 13 and the main and auxiliary pipe is opened to flush the flow meter main and auxiliary pipe.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes may be made to the present invention by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a gas flowmeter backwash device, includes measures body (2), its characterized in that: the inside of measuring body (2) is provided with negative pressure survey buret (5), fixed connection between negative pressure survey buret (5) and the measuring body (2), be connected with tower body (6) through the mode of cup jointing on negative pressure survey buret (5), the outside of measuring body (2) is fixedly connected with positive high pressure side pressure taking mouth (3) and negative low pressure side pressure taking mouth (4) respectively, the one end of measuring body (2) is provided with air supply buffer tank (13), the one end of air supply buffer tank (13) is connected with vapour source (12), and the bottom of air supply buffer tank (13) is connected with raceway (14), the top of air supply buffer tank (13) is fixedly connected with negative pressure flushing pipe (11) and malleation flushing pipe (10) respectively.
2. The gas flowmeter backwash device as defined in claim 1, wherein the positive pressure flushing conduit (10) and the positive high pressure side pressure tap (3) are connected to each other, and the negative pressure flushing conduit (11) and the negative low pressure side pressure tap (4) are connected to each other.
3. The gas flowmeter backwash device as defined in claim 1, wherein the tower body (6) is shaped as a cone structure.
4. The backwashing device of the gas flowmeter as claimed in claim 1, wherein one end of the negative pressure measuring pipe (5) is provided with a negative pressure measuring port (7) and a negative pressure measuring hole (8), respectively.
5. The gas flowmeter backwash device as defined in claim 1, wherein one end of the negative pressure measurement pipe (5) is provided with a rear support member (9), and wherein the rear support member (9) is fixedly connected to the negative pressure measurement pipe (5).
6. The gas flowmeter backwashing device of claim 1, wherein flanges (1) are arranged at both ends of the measuring pipe body (2).
7. The gas flowmeter backwashing device according to claim 1, wherein a support (15) is fixedly connected to a lower end surface of the gas source buffer tank (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220345455.7U CN217032644U (en) | 2022-02-21 | 2022-02-21 | Gas flowmeter backwash device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220345455.7U CN217032644U (en) | 2022-02-21 | 2022-02-21 | Gas flowmeter backwash device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217032644U true CN217032644U (en) | 2022-07-22 |
Family
ID=82452220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220345455.7U Active CN217032644U (en) | 2022-02-21 | 2022-02-21 | Gas flowmeter backwash device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217032644U (en) |
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2022
- 2022-02-21 CN CN202220345455.7U patent/CN217032644U/en active Active
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