CN218122731U - Gas metering, charging and controlling device - Google Patents
Gas metering, charging and controlling device Download PDFInfo
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- CN218122731U CN218122731U CN202222738734.2U CN202222738734U CN218122731U CN 218122731 U CN218122731 U CN 218122731U CN 202222738734 U CN202222738734 U CN 202222738734U CN 218122731 U CN218122731 U CN 218122731U
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Abstract
The utility model discloses a gas measurement is billed and controlling means relates to measurement, charging instrumentation, include: the gas inlet and the gas outlet of the waist wheel flowmeter are connected with a gas pipeline, and the waist wheel flowmeter is used for recording the amount of gas flowing through the waist wheel flowmeter from the gas pipeline; one end of the remote measurement and control terminal is electrically connected with the waist wheel flowmeter, and the other end of the remote measurement and control terminal is in communication connection with a remote control center; the remote measurement and control terminal is used for collecting the gas quantity recorded by the waist wheel flowmeter, calculating prepayment cost according to the gas quantity to obtain prepayment data, and transmitting the prepayment data to a remote control center; the gas inlet of the copper ball valve is connected with a gas pipeline connected with the gas outlet of the waist wheel flowmeter, and the gas outlet of the copper ball valve is connected with a second gas pipeline; the remote measurement and control terminal is electrically connected with the copper ball valve, and the device has the advantages of few parts, simple structure and convenience in later maintenance.
Description
Technical Field
The utility model relates to a measurement, charging instrument, concretely relates to gas measurement charging and controlling means.
Background
At present, a diaphragm meter is a mechanical meter, and the diaphragm meter is pushed to move by the pressure difference of gas at an upper inlet and an outlet of the diaphragm meter and is used for measuring the flow in a low-pressure range, but the diaphragm meter has more parts, a complex mechanical structure, high possibility of aging, large volume and low metering precision; the leather diaphragm meter adopts a press sealing process, when a mechanical fault occurs inside the leather diaphragm meter, the internal structural part cannot be detached and maintained, and only can be integrally replaced, so that the cost is high; and the measuring range ratio of the skin meter is reduced along with the increase of the service life, and the metering error of the small flow and large flow interval is increased.
Present patent CN206772369U discloses a small-bore CPU card prepayment roots flowmeter, be 20mm or 25 mm's roots flowmeter base table including the nominal latus rectum, with the control flap that roots flowmeter base table is connected, set up the CPU card flow compensation control appearance on roots flowmeter base table, CPU card flow compensation control appearance includes the shell and sets up the circuit board in this shell be equipped with the CPU cassette on the shell, the circuit board includes metering circuit, compensating circuit and the power management circuit based on microprocessor, the CPU cassette is connected with metering circuit, and the pluggable IC-card that sets up of CPU cassette realizes small-bore flowmeter prepayment function, and the spare part of this patent is more, mechanical structure is complicated, and the later maintenance is difficult, and can't realize remote control.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems of more parts, complicated mechanical structure and difficult later maintenance in the prior art, the utility model provides a gas metering, charging and controlling device.
The utility model discloses a following technical scheme realizes:
a gas metering, charging and controlling device comprises:
the gas inlet and the gas outlet of the waist wheel flowmeter are respectively provided with a first gas pipeline (21) and a third gas pipeline (23);
one end of the remote measurement and control terminal is electrically connected with the waist wheel flowmeter, and the other end of the remote measurement and control terminal is in communication connection with a remote control center;
the remote measurement and control terminal is used for collecting the gas quantity recorded by the waist wheel flowmeter, calculating prepayment cost according to the gas quantity to obtain prepayment data, and transmitting the prepayment data to a remote control center;
and the gas inlet of the copper ball valve is connected with a gas pipeline connected with the gas outlet of the waist wheel flowmeter, and the gas outlet of the copper ball valve is connected with a second gas pipeline.
The waist wheel flowmeter can keep high-precision operation for a long time, prepayment data are calculated through the remote measurement and control terminal, a prepayment function is realized, the opening and closing of the copper ball valve control gas pipeline are controlled, parts of the device are few, the structure is simple, and later maintenance is convenient.
Furthermore, the remote measurement and control terminal is electrically connected with the copper ball valve and is used for receiving and executing a control instruction sent by the remote control center so as to achieve the purpose of controlling the opening and closing of the copper ball valve, the opening and closing of the copper ball valve can be remotely controlled, and the use is convenient.
Furthermore, the waist wheel flowmeter is connected with the first gas pipeline and the third gas pipeline through flanges, and a gasket is arranged between the waist wheel flowmeter and the flanges, so that the air tightness of connection between the waist wheel flowmeter and the flanges is ensured, and the gas leakage from a connecting gap between the waist wheel flowmeter and the flanges is avoided.
Furthermore, above-mentioned copper ball valve passes through the screw thread and is connected with second gas pipeline and third gas pipeline, and the junction winding has the raw material area, strengthens sealing performance, avoids gaseous from the junction to leak.
Furthermore, the third gas pipeline is a hose, so that the weight of the device is reduced.
Furthermore, the outer walls of the first gas pipeline, the second gas pipeline and the third gas pipeline are coated with anti-corrosion coatings, and the anti-corrosion coatings are used for protecting the outsides of the first gas pipeline and the second gas pipeline, so that the corrosion and oxidation of the outsides of the pipelines are avoided, and the service lives of the pipelines are prevented from being influenced.
Furthermore, the first gas pipeline and the second gas pipeline are both provided with connectors, and the connectors are used for being connected with matched connectors of external pipelines; and a sealing ring is arranged on the connecting head.
The connector on the device is connected with the connector of an external pipeline, and the sealing ring on the connector ensures the sealing reliability of the device and the external pipeline.
Furthermore, the metering and charging device also comprises a shell, wherein the waist wheel flowmeter, the remote measurement and control terminal, the copper ball valve, the first gas pipeline, the second gas pipeline and the third gas pipeline are arranged in the shell;
two through holes are formed in the shell, the first gas pipeline and the second gas pipeline respectively extend out of the shell through the two through holes, and the connector is used for limiting the part, extending out of the shell, of the gas pipeline and the second gas pipeline to enter the shell.
The connector is used as a limiting device, and the gas pipeline and the part of the second gas pipeline, which extends out of the shell, are fixed outside the shell, so that the connector is convenient to connect with an external pipeline.
Furthermore, the inner wall of the shell is provided with a limiting part, the limiting part is used for fixing the waist wheel flowmeter and the remote measurement and control terminal, and a detachable visual window is arranged on the side wall of the shell corresponding to the limiting part.
The limiting piece is used for fixing the waist wheel flowmeter and the remote measurement and control terminal, so that the problem that the service life of the device is influenced due to collision between the waist wheel flowmeter and the remote measurement and control terminal and the inner wall of the shell when the shell shakes is avoided;
a visible window is arranged on the side wall of the shell corresponding to the limiting part, so that the gas quantity and the prepayment data displayed on the waist wheel flowmeter and the remote measurement and control terminal can be observed conveniently;
the visible window is detachably connected with the shell, so that the Roots flowmeter and the remote measurement and control terminal can be conveniently and rapidly maintained and detected.
Furthermore, the two outer walls opposite to the shell are provided with buckles, and the shell comprises an upper shell and a lower shell which are detachably connected.
The clasps are arranged on the two corresponding sides of the shell, so that the carrying is convenient; the shell is a detachable component, so that the shell is convenient to produce and assemble, and meanwhile, when the device breaks down, the shell is convenient to detach and maintain.
Compared with the prior art, the utility model, following advantage and beneficial effect have:
the gas inlet and the gas outlet of the waist wheel flowmeter are respectively provided with a first gas pipeline and a third gas pipeline, and the waist wheel flowmeter is used for recording the gas quantity of gas flowing through the waist wheel flowmeter from the gas pipeline and can keep high-precision operation for a long time;
one end of the remote measurement and control terminal is electrically connected with the waist wheel flowmeter, and the other end of the remote measurement and control terminal is in communication connection with a remote control center;
the remote measurement and control terminal is used for collecting the gas quantity recorded by the waist wheel flowmeter, calculating prepayment cost according to the gas quantity to obtain prepayment data, and transmitting the prepayment data to the remote control center to realize prepayment function;
and the gas inlet of the copper ball valve is connected with a gas pipeline connected with the gas outlet of the waist wheel flowmeter, and the gas outlet of the copper ball valve is connected with a second gas pipeline.
The device has the advantages of few parts, simple structure and convenient later maintenance.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
fig. 1 is a schematic diagram of an internal structure of a metering and billing apparatus provided in embodiment 1;
FIG. 2 is a block diagram of electrical connections provided in embodiment 1;
fig. 3 is a schematic view of a connection structure of the stepping motor and the copper ball valve provided in embodiment 2;
FIG. 4 is a schematic view of a connection structure of a Roots flowmeter and a gas pipeline provided in embodiment 3;
FIG. 5 is a schematic structural view of a seal ring according to embodiment 4;
FIG. 6 is a schematic view of the internal structure of the case according to embodiment 5;
FIG. 7 is a schematic view of the connection between the housing and the internal structure provided in example 5;
FIG. 8 is a schematic view of the external structure provided in example 5;
fig. 9 is a schematic view of the bottom structure of the lower case provided in embodiment 5.
Reference numbers and corresponding part names in the figures:
1-a roots flowmeter, 21-a first gas pipeline, 22-a second gas pipeline, 23-a third gas pipeline, 24-a connector, 25-a first flange, 26-a second flange, 27-a gasket, 28-a sealing ring, 3-a copper ball valve, 31-a valve core, 32-a stepping motor, 33-a rotating shaft, 4-a remote control terminal, 5-a remote control center, 6-a shell, 61-a through hole, 62-a limiting piece, 63-an upper shell, 64-a lower shell, 65-a visual window, 66-an external switch signal detection plug, 67-an external power supply wire through hole and 68-a handle.
Detailed Description
To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.
Example 1
This embodiment 1 provides a gas metering, charging and controlling device, as shown in fig. 1 and 2, the gas metering, charging and controlling device is used for metering gas, and the gas metering, charging and controlling device includes:
the gas flowmeter comprises a Roots flowmeter 1, wherein a gas pipeline is connected to a gas inlet and a gas outlet of the Roots flowmeter 1, and the Roots flowmeter 1 is used for recording the gas quantity of gas flowing through the Roots flowmeter 1 from the gas pipeline; a gas pipeline connected with the gas inlet of the waist wheel flowmeter 1 is a first gas pipeline 21, and a gas pipeline connected with the gas outlet of the waist wheel flowmeter 1 is a third gas pipeline 23;
one end of the remote measurement and control terminal 4 is electrically connected with the waist wheel flowmeter 1, and the other end of the remote measurement and control terminal is in communication connection with a remote control center 5;
the remote measurement and control terminal 4 is used for collecting the gas quantity recorded by the waist wheel flowmeter 1, calculating the prepayment according to the gas quantity to obtain prepayment data, and transmitting the prepayment data to the remote control center 5;
and the gas inlet of the copper ball valve 3 is connected with a third gas pipeline 23, and the gas outlet of the copper ball valve 3 is connected with a second gas pipeline 22.
Above-mentioned roots flowmeter 1 can keep the high accuracy operation for a long time, calculates the prepayment data through above-mentioned remote measurement and control terminal 4, realizes the prepayment function, and the opening and shutting of above-mentioned 3 control gas pipeline of copper ball valve, the device's spare part is few, simple structure, and later maintenance is convenient.
In a specific embodiment, the remote measurement and control terminal 4 is electrically connected with the copper ball valve 3, and the remote measurement and control terminal 4 is used for receiving and executing a control instruction sent by the remote control center 5, controlling the opening and closing of the copper ball valve 3, remotely controlling the opening and closing of the copper ball valve 3, and facilitating use.
Example 2
As shown in fig. 3, the output end of the remote measurement and control terminal 4 is connected to a driver of a stepping motor 32, the driver of the stepping motor 32 is electrically connected to the stepping motor 32 for driving the stepping motor 32, a rotating shaft 33 of the stepping motor 32 is fixedly connected to a valve core 31 of the copper ball valve 3, and when the rotating shaft 33 is rotated, a channel of the valve core 31 of the copper ball valve 3 is changed; after the remote measurement and control terminal 4 receives the control instruction, the driver of the stepping motor 32 is triggered to drive the screw stepping motor 32, so that the copper ball valve 3 is opened and closed.
Example 3
As shown in fig. 4, the roots flowmeter 1 and the first gas pipe 21 are connected by a first flange 25, the roots flowmeter 1 and the third gas pipe 23 are connected by a second flange 26 and fixed by bolts, and a tetrafluoro gasket 27 is provided between the roots flowmeter 1 and the flanges; the copper ball valve 3 is connected with a third gas pipeline 23 and a second gas pipeline 22 through threads, the matched threads are R sealing threads, raw material belts are wound at the joints, the air tightness of the connection between the waist wheel flowmeter 1 and the flange is ensured, and the gas is prevented from leaking from the connection gap between the waist wheel flowmeter 1 and the flange; the sealing performance of the joint of the copper ball valve 3 and the second gas pipeline 22 is enhanced, and gas leakage from the joint is avoided.
Or, the above-mentioned waist wheel flowmeter 1 is connected with first gas pipeline 21 through the first flange 25, there is a spacer 27 between the above-mentioned waist wheel flowmeter 1 and flange; the waist wheel flowmeter 1 is connected with the third gas pipeline 23 through threads, the copper ball valve 3 is connected with the third gas pipeline 23 and the second gas pipeline 22 through threads, and the joints are all wound with raw material belts.
Example 4
The third gas pipeline 23 of connecting the gas outlet of above-mentioned roots of sensation flowmeter 1 is the hose for the roots of sensation flowmeter 1 and long-range measurement and control terminal 4 are connected to the U type, alleviate the device's weight, and above-mentioned third gas pipeline 23 adopts stainless steel, and corrosion resistance is good, and intensity is high, has reduced the condition such as the hose ageing and oxidation, has prolonged the device's life.
In a specific embodiment, the outer walls of the gas pipe and the second gas pipe 22 are provided with a corrosion-resistant coating.
The anti-corrosion coating is used for protecting the gas pipeline and the outside of the second gas pipeline 22, and the corrosion and the oxidation outside the pipeline are avoided, so that the service life of the pipeline is prevented from being influenced.
In a specific embodiment, connectors 24 are respectively arranged on a first gas pipeline 21 connected with the gas inlet of the waist wheel flowmeter 1 and a second gas pipeline 22 connected with the gas outlet of the copper ball valve 3, and the connectors 24 are used for being connected with matched connectors 24 of an external pipeline in a threaded locking manner; the connector 24 is provided with a sealing ring 28, and as shown in fig. 5, the sealing ring 28 is a nitrile rubber sealing gasket.
The connector 24 on the device is connected with the connector 24 of the external pipeline, and the sealing ring 28 on the connector 24 ensures the sealing reliability of the device and the external pipeline.
Example 5
As shown in fig. 6 and 7, the waist wheel flowmeter 1, the remote measurement and control terminal 4, the copper ball valve 3, the gas pipeline and the second gas pipeline 22 are installed in the housing 6, and are used for fixing and supporting the waist wheel flowmeter 1, the remote measurement and control terminal 4, the copper ball valve 3, the gas pipeline and the second gas pipeline 22, the housing 6 is made of Q235 high-quality steel, the comprehensive performance is good, and the exterior of the housing is covered with an oxidation-resistant coating to ensure the strength and the service life;
the housing 6 is provided with two through holes 61, the first gas pipe 21 and the second gas pipe 22 connected to the gas inlet of the waist wheel flowmeter 1 respectively extend out of the housing 6 through the two through holes 61, and the connector 24 is used for limiting the part of the first gas pipe 21 and the part of the second gas pipe 22 extending out of the housing 6 from entering the housing 6.
The connector 24 serves as a limiting device to fix the portions of the first gas pipeline 21 and the second gas pipeline 22 extending out of the housing 6 outside the housing 6, so as to facilitate connection with external pipelines.
In a specific embodiment, as shown in fig. 8, a limiting member 62 is disposed on an inner wall of the casing 6, the limiting member 62 is a clamping plate fixedly disposed on the casing 6 and used for clamping the roots flowmeter 1 and the remote measurement and control terminal 4, and a detachable visible window 65 is disposed on a side wall of the casing 6 corresponding to the limiting member 62; the visible window 65 is clamped by a clamping piece.
The waist wheel flowmeter 1 and the remote measurement and control terminal 4 are fixed by the limiting piece 62, so that the waist wheel flowmeter 1 and the remote measurement and control terminal 4 are prevented from colliding with the inner wall of the shell 6 when the shell 6 shakes, and the service life of the device is prevented from being influenced;
a visual window 65 is arranged on the side wall of the shell 6 corresponding to the limiting element 62, so that the gas quantity and the prepayment data displayed on the waist wheel flowmeter 1 and the remote measurement and control terminal 4 can be observed conveniently;
the visual window 65 is detachably connected with the shell 6, so that the Roots flowmeter 1 and the remote measurement and control terminal 4 can be conveniently and rapidly maintained and detected.
In a specific embodiment, as shown in fig. 9, the outer walls of the housing 6 at two corresponding sides are provided with clasps 68, and the housing 6 comprises an upper housing 63 and a lower housing 64 which are detachably connected.
The handles 68 are disposed on two corresponding sides of the housing 6 for easy transportation; the shell 6 is a detachable component, so that the production and the assembly are convenient, and meanwhile, when the device breaks down, the disassembly and the maintenance are convenient.
In a specific embodiment, the bottom of the lower housing 64 is provided with:
the heat dissipation hole is used for dissipating heat;
the remote monitoring terminal 4 is connected with an external intrinsic safety power supply through the external power supply wire passing hole 67 and is powered by the external power supply;
and the external switch signal detection plug 66 supports external signal detection, and transmits a detection result to the remote control center 5 through the remote measurement and control terminal 4.
In a specific embodiment, the housing 6 is further provided with a key connected to the remote measurement and control terminal 4 and an external power supply, for controlling the power supply to be turned on and off.
The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. The utility model provides a gas measurement charging and controlling means which characterized in that includes:
the gas inlet and the gas outlet of the waist wheel flowmeter (1) are respectively provided with a first gas pipeline (21) and a third gas pipeline (23);
one end of the remote measurement and control terminal (4) is electrically connected with the waist wheel flowmeter (1), and the other end of the remote measurement and control terminal is in communication connection with a remote control center (5);
the remote measurement and control terminal (4) is used for collecting the gas quantity recorded by the waist wheel flowmeter (1), calculating prepayment according to the gas quantity to obtain prepayment data, and transmitting the prepayment data to a remote control center (5);
the gas outlet of copper ball valve (3) is connected with second gas pipeline (22).
2. The gas metering, charging and controlling device according to claim 1, wherein the remote measurement and control terminal (4) is electrically connected with the copper ball valve (3), and the remote measurement and control terminal (4) is used for receiving and executing a control instruction sent by the remote control center (5) so as to achieve the purpose of controlling the opening and closing of the copper ball valve (3).
3. The gas metering, charging and controlling device according to claim 1, wherein the roots meter (1) is connected with the first gas pipeline (21) and the third gas pipeline (23) through flanges, and a gasket (27) is arranged between the roots meter (1) and the flanges.
4. The gas metering, charging and controlling device according to claim 1, characterized in that the copper ball valve (3) is connected with the second gas pipeline (22) and the third gas pipeline (23) through threads, and the connection part is wound with a raw material belt.
5. A gas metering, charging and control device according to claim 1, characterized in that the third gas duct (23) is a hose.
6. The gas metering, charging and controlling device according to claim 1, characterized in that the outer walls of the first gas pipeline (21), the second gas pipeline (22) and the third gas pipeline (23) are coated with an anticorrosive coating.
7. A gas metering, charging and controlling device according to claim 1, characterized in that the first gas pipe (21) and the second gas pipe (22) are provided with connectors (24); and a sealing ring (28) is arranged on the connecting head (24).
8. The gas metering, charging and controlling device according to claim 1, characterized in that the gas metering, charging and controlling device further comprises a housing (6), wherein the waist wheel flowmeter (1), the remote measurement and control terminal (4), the copper ball valve (3), the first gas pipeline (21), the second gas pipeline (22) and the third gas pipeline (23) are installed in the housing (6);
two through holes (61) are formed in the shell (6), and the first gas pipeline (21) and the second gas pipeline (22) extend out of the shell (6) through the two through holes (61) respectively.
9. The gas metering, charging and controlling device according to claim 8, characterized in that a limiting member (62) is disposed on the inner wall of the housing (6), the limiting member (62) is used for fixing the waist-wheel flow meter (1) and the remote measurement and control terminal (4), and a detachable visual window (65) is disposed on the side wall of the housing (6) corresponding to the limiting member (62).
10. The gas metering, charging and controlling device according to claim 8, characterized in that the two opposite outer walls of the housing (6) are provided with a handle (68), and the housing (6) comprises an upper housing (63) and a lower housing (64) which are detachably connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222738734.2U CN218122731U (en) | 2022-10-18 | 2022-10-18 | Gas metering, charging and controlling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222738734.2U CN218122731U (en) | 2022-10-18 | 2022-10-18 | Gas metering, charging and controlling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218122731U true CN218122731U (en) | 2022-12-23 |
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ID=84497745
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222738734.2U Active CN218122731U (en) | 2022-10-18 | 2022-10-18 | Gas metering, charging and controlling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218122731U (en) |
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2022
- 2022-10-18 CN CN202222738734.2U patent/CN218122731U/en active Active
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