CN212840752U - Measurable natural gas metering system - Google Patents
Measurable natural gas metering system Download PDFInfo
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- CN212840752U CN212840752U CN202020995321.0U CN202020995321U CN212840752U CN 212840752 U CN212840752 U CN 212840752U CN 202020995321 U CN202020995321 U CN 202020995321U CN 212840752 U CN212840752 U CN 212840752U
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Abstract
The utility model discloses a natural gas measurement system that can measure, including connecting device, positioner, input device, output device, metering device, connecting device can carry the natural gas including transfer piping, connection annular, go-between, safety tube, forced induction device, positioner includes go-between and rubber ring, fixes a position the pipe connection department, input device includes input tube, check valve, inputs the natural gas to the pipeline, output device is the output tube, exports the natural gas, metering device includes filter screen, baffle, one-way pressure valve, can control the volume of natural gas, the utility model discloses can control the volume of natural gas.
Description
Technical Field
The utility model belongs to the technical field of the natural gas transportation, concretely relates to natural gas measurement system that can measure.
Background
Natural gas refers to a combustible gas existing in nature, and is a fossil fuel, including gases formed by various natural processes in an atmospheric space, a water space and a rock space (including oil field gas, gas field gas, mud volcanic gas, coal bed gas, biogenetic gas and the like). The definition of "natural gas" which has been common for a long time is a narrow definition from the energy point of view, and refers to a mixture of hydrocarbon and non-hydrocarbon gases which are naturally trapped in the formation. In petrogeology, oil field gas and gas field gas are commonly referred to. The composition of which is based on hydrocarbons and contains non-hydrocarbon gases, so that combustion produces a yellow or blue flame
Natural gas is trapped in underground porous rock formations, including oil field gas, gas field gas, coal bed gas, mud volcanic gas, biogenic gas, and the like, and a small amount of natural gas is also released from the coal bed. It is a high-quality fuel and chemical raw material.
The natural gas is mainly used as fuel, can be used for producing carbon black, chemicals and liquefied petroleum gas, and the propane and butane produced by the natural gas are important raw materials of modern industry. Natural gas is composed mainly of gaseous low molecular hydrocarbons mixed with non-hydrocarbon gases.
The natural gas is widely applied to our production life as a clean energy with extremely low pollution, the natural gas is used as an important energy, the natural gas needs to be quantitatively controlled when in use, the existing conveying device only can play a role in simple transportation, the amount of the natural gas in the device cannot be controlled, and partial units or individuals can randomly use or abuse natural gas resources, so that the resource waste is caused.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a natural gas measurement system of measurability for solve the technical problem who exists among the prior art, if: the natural gas is widely applied to our production life as a clean energy with extremely low pollution, the natural gas is used as an important energy, the natural gas needs to be quantitatively controlled when in use, the existing conveying device only can play a role in simple transportation, the amount of the natural gas in the device cannot be controlled, and partial units or individuals can randomly use or abuse natural gas resources, so that the resource waste is caused.
In order to achieve the above object, the utility model adopts the following technical scheme:
the metering system for the metered natural gas is characterized by comprising a connecting device, a positioning device, an input device, an output device and a metering device;
the connecting device comprises a conveying pipe, a connecting ring groove, a connecting ring, a safety pipe and a pressure sensing device, the conveying pipe is a circular pipeline, the connecting ring groove is formed in the inner wall of the input end of the conveying pipe, the end face of the output end of the conveying pipe is connected with the connecting ring, the connecting ring groove is matched with the connecting ring, the safety pipe is wrapped outside the conveying pipe, a closed cavity is formed between the conveying pipe and the safety pipe, the pressure sensing device is arranged in the cavity between the conveying pipe and the safety pipe, display equipment of the pressure sensing device is arranged outside the safety pipe, and the connecting devices can be connected end to end;
the positioning device comprises a positioning ring and rubber rings, the positioning ring is a circular ring formed by splicing two semicircular rings with one ends hinged, the other ends of the two semicircular rings forming the positioning ring are connected through bolts, a plurality of rubber rings are arranged on two sides of the positioning ring, and the two connecting devices which are connected end to end are mutually fixed through the positioning device;
the input device comprises an input pipe and a one-way valve, the end face of the input pipe is provided with the connecting ring, the input pipe is connected with the input end of the conveying pipe, and the inner side of the input pipe is provided with the one-way valve;
the output device is an output pipe, the inner wall of one end part of the output pipe is provided with the connecting ring groove, and one end of the output pipe, which is provided with the connecting ring groove, is connected with the output end of the conveying pipe;
metering device includes filter screen, baffle, one-way pressure valve, the filter screen sets up the check valve department of input tube, the baffle sets up the inboard output of conveying pipe, the baffle can with conveying pipe plugs up, one-way pressure valve sets up baffle center department.
The connection ring groove is formed in the inner wall of the input end of the conveying pipe, the connection ring is connected to the end face of the output end of the conveying pipe, the connection ring groove and the connection ring are matched with each other, the connection among the plurality of connection devices is ensured to be more compact through the connection ring groove and the connection ring, the possibility that natural gas in the conveying pipe escapes to the outside is reduced as much as possible, and the waste of resources is avoided;
when the wall of the conveying pipe is broken, the safety pipe wraps the outer side of the conveying pipe, a closed cavity is formed between the conveying pipe and the safety pipe, and natural gas in the conveying pipe can be temporarily stored in the cavity between the conveying pipe and the safety pipe, so that the natural gas resource is prevented from being lost;
the pressure sensing device is arranged in a cavity between the conveying pipe and the safety pipe, a display device of the pressure sensing device is arranged outside the safety pipe, natural gas in the conveying pipe escapes into the cavity between the conveying pipe and the safety pipe to increase the pressure in the cavity, and the pressure sensing device can display the sensed air pressure change on the inner side of the device to the outside to remind a worker to repair or replace the broken conveying pipe and stop the loss in time;
the plurality of connecting devices can be connected end to end, and an operator can connect a proper number of connecting devices according to the required pipeline length or the required natural gas quantity, so that the requirements of complex actual working environments are met;
the rubber rings are arranged on two sides of the connecting ring, so that the contact area and the friction force are increased, the contact between the positioning device and the connecting device is tighter, the positioning device and the connecting device are more stable and are not easy to loosen, and the stability of the device is improved;
the one-way valve is arranged on the inner side of the input pipe, the flow direction of natural gas is limited, the quantity of the natural gas in each conveying pipe is ensured to be constant when subsequent metering is carried out, and the quantitative effect of the device is ensured;
the partition plate is arranged at the output end inside the conveying pipe, the partition plate can block the conveying pipe, the partition plate can ensure that the volumes of the natural gas stored in the conveying pipes in each connecting device are equal, the one-way pressure valve is arranged at the center of the partition plate, the natural gas in a single conveying pipe with the volume larger than a threshold value can enter the subsequent connecting device through the one-way pressure valve, the natural gas contained in each connecting device in the connection is ensured to be equal, whether the conveying pipes are filled with the natural gas or not can be determined by detecting the content of the natural gas at the output pipe, the amount of the natural gas can be metered and controlled by increasing the number of the connecting devices, and the resource distribution is very convenient;
in order to prevent the natural gas from being burnt when heated, some water is placed on the inner side of the conveying pipe, the water-absorbing sponge is arranged at the small end of the flow concentrator, water possibly contained in the output natural gas is absorbed, the heat production efficiency of the natural gas as fuel gas is prevented from being influenced by the water, and the utilization rate of natural gas resources is improved;
the drainage fan sets up in the output tube, the drainage fan than the current collector is kept away from more the delivery pipe, the drainage fan rotates under the drive of motor, through control the air velocity of natural gas is controlled to the slew velocity of drainage fan to the flow of control natural gas satisfies the user demand to the natural gas in the actual course of working.
Further, the inner wall of the conveying pipe is provided with a waterproof coating.
Further, the rubber ring is made of soft rubber.
Furthermore, the display device of the pressure sensing device positioned at the outer side of the safety pipe can be set as a warning lamp.
Further, a sealing ring is arranged at the connecting position of the input pipe and the conveying pipe.
Furthermore, a sealing ring is arranged at the connecting position of the output pipe and the conveying pipe.
Further, a cavity between the transport tube and the safety tube is filled with an inert gas.
Furthermore, the other end of the output pipe is provided with a sealing door.
The inner side of the conveying pipe is provided with a waterproof coating for preventing natural gas from being burnt when being heated, so that the conveying pipe is prevented from being corroded by water, and the service life of the device is prolonged;
the pressure sensing device is located the display device in the safety pipe outside can set up to the warning light, and the warning light is more striking than ordinary display device, can be faster will go wrong the staff is fed back to connecting device's the condition, can effectually avoid the damage of device.
The utility model has the beneficial technical effects that: (1) the connection ring groove is formed in the inner wall of the input end of the conveying pipe, the connection ring is connected to the end face of the output end of the conveying pipe, the connection ring groove and the connection ring are matched with each other, the connection among the plurality of connection devices is ensured to be more compact through the connection ring groove and the connection ring, the possibility that natural gas in the conveying pipe escapes to the outside is reduced as much as possible, and the waste of resources is avoided;
(2) when the wall of the conveying pipe is broken, the safety pipe wraps the outer side of the conveying pipe, a closed cavity is formed between the conveying pipe and the safety pipe, and natural gas in the conveying pipe can be temporarily stored in the cavity between the conveying pipe and the safety pipe, so that the natural gas resource is prevented from being lost;
(3) the pressure sensing device is arranged in a cavity between the conveying pipe and the safety pipe, a display device of the pressure sensing device is arranged outside the safety pipe, natural gas in the conveying pipe escapes into the cavity between the conveying pipe and the safety pipe to increase the pressure in the cavity, and the pressure sensing device can display the sensed air pressure change on the inner side of the device to the outside to remind a worker to repair or replace the broken conveying pipe and stop the loss in time;
(4) the plurality of connecting devices can be connected end to end, and an operator can connect a proper number of connecting devices according to the required pipeline length or the required natural gas quantity, so that the requirements of complex actual working environments are met;
(5) the rubber rings are arranged on two sides of the positioning ring, so that the contact area and the friction force are increased, the contact between the positioning device and the connecting device is tighter, the positioning device and the connecting device are more stable and are not easy to loosen, and the stability of the device is improved;
(6) the one-way valve is arranged on the inner side of the input pipe, the flow direction of natural gas is limited, the quantity of the natural gas in each conveying pipe is ensured to be constant when subsequent metering is carried out, and the quantitative effect of the device is ensured;
(7) the partition plate is arranged at the output end inside the conveying pipe, the partition plate can block the conveying pipe, the partition plate can ensure that the volumes of the natural gas stored in the conveying pipes in each connecting device are equal, the one-way pressure valve is arranged at the center of the partition plate, the natural gas in a single conveying pipe with the volume larger than a threshold value can enter the subsequent connecting device through the one-way pressure valve, the natural gas contained in each connecting device in the connection is ensured to be equal, whether the conveying pipes are filled with the natural gas or not can be determined by detecting the content of the natural gas at the output pipe, the amount of the natural gas can be metered and controlled by increasing the number of the connecting devices, and the resource distribution is very convenient;
(8) in order to prevent the natural gas from being burnt when heated, some water is placed on the inner side of the conveying pipe, the water-absorbing sponge is arranged at the small end of the flow concentrator, water possibly contained in the output natural gas is absorbed, the heat production efficiency of the natural gas as fuel gas is prevented from being influenced by the water, and the utilization rate of natural gas resources is improved;
(9) the drainage fan sets up in the output tube, the drainage fan than the current collector is kept away from more the delivery pipe, the drainage fan rotates under the drive of motor, through control the air velocity of natural gas is controlled to the slew velocity of drainage fan to the flow of control natural gas satisfies the user demand to the natural gas in the actual course of working.
Drawings
Fig. 1 is a front view of embodiment 1 of the present invention.
Fig. 2 is a schematic structural view of a connecting device according to embodiment 1 of the present invention.
Fig. 3 is a schematic structural view of a positioning device according to embodiment 1 of the present invention.
Fig. 4 is a left side view of the positioning device according to embodiment 1 of the present invention.
Fig. 5 is a schematic structural view of a drainage fan according to embodiment 1 of the present invention.
In the figure: 1-conveying pipe, 2-connecting ring groove, 3-connecting ring, 4-safety pipe, 5-induction device, 6-positioning ring, 7-rubber ring, 8-one-way valve, 9-sealing ring, 10-output pipe, 11-filter screen, 12-partition board, 13-one-way pressure valve, 14-current collector, 15-water-absorbing sponge, 16-filter board, 17-drainage fan and 20-input pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to fig. 1-5 of the present invention, and it should be apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1:
as shown in fig. 1, the metered natural gas metering system is characterized by comprising a connecting device, a positioning device, an input device, an output device, a metering device and a flow control device;
as shown in fig. 2, the connecting device includes a conveying pipe 1, a connecting ring groove 2, a connecting ring 3, a safety pipe 4, and a pressure sensing device 5, the conveying pipe 1 is a circular pipeline, the inner wall of the input end of the conveying pipe 1 is provided with the connecting ring groove 2, the end face of the output end of the conveying pipe 1 is connected with the connecting ring 3, the connecting ring groove 2 is adapted to the connecting ring 30, the safety pipe 4 is wrapped outside the conveying pipe 1, a closed cavity is present between the conveying pipe 1 and the safety pipe 4, the pressure sensing device is disposed in the cavity between the conveying pipe 1 and the safety pipe 4, a display device of the pressure sensing device 5 is disposed outside the safety pipe 4, and a plurality of the connecting devices can be connected end to end;
as shown in fig. 3 and 4, the positioning device includes a positioning ring 6 and rubber rings 7, the positioning ring 6 is a circular ring formed by splicing two semicircular rings with one ends hinged, the other ends of the two semicircular rings forming the positioning ring 6 are connected by bolts, a plurality of rubber rings 7 are arranged on two sides of the positioning ring 6, and the two end-to-end connecting devices are fixed to each other by the positioning device;
the input device comprises an input pipe 20 and a one-way valve 8, the connecting ring 3 is arranged on the end face of the input pipe 20, the input pipe 20 is connected with the input end of the conveying pipe 1, and the one-way valve 8 is arranged on the inner side of the input pipe 20;
the output device is an output pipe 10, the inner wall of one end part of the output pipe 10 is provided with the connecting ring groove 2, and one end of the output pipe 10, which is provided with the connecting ring groove 2, is connected with the output end of the conveying pipe 1;
the metering device comprises a filter screen 11, a partition plate 12 and a one-way pressure valve 13, wherein the filter screen 11 is arranged at the one-way valve 8 of the input pipe 20, the partition plate 12 is arranged at the output end of the inner side of the conveying pipe 1, the conveying pipe 1 can be blocked by the partition plate 12, and the one-way pressure valve 13 is arranged at the center of the partition plate 12;
as shown in fig. 5, the flow control device comprises a flow collector 14, a water absorbing sponge 15, a filter plate 16 and a drainage fan 17, wherein the flow collector 14 is of a funnel-shaped structure, the flow collector 14 is arranged in the output pipe 10, one side opening of the flow collector 14 is right aligned to the output end of the conveying pipe 1, one end of the flow collector 14, which is small, is provided with the water absorbing sponge 15 and the filter plate 16, the water absorbing sponge 15 is detachably connected with the flow collector 14, the drainage fan 17 is arranged in the output pipe 10, the drainage fan 17 is far away from the conveying pipe than the flow collector 14, and the drainage fan 17 is driven by a motor to rotate.
Example 1 working principle overview: the input end inner wall of the conveying pipe 1 is provided with the connecting ring groove 2, the output end face of the conveying pipe 1 is connected with the connecting ring 3, the connecting ring groove 2 is matched with the connecting ring 30, the connection between a plurality of connecting devices is ensured to be more compact by arranging the connecting ring groove 2 and the connecting ring 3, the possibility that natural gas in the conveying pipe 1 escapes to the outside is reduced as much as possible, and the waste of resources is avoided;
when the pipe wall of the conveying pipe 1 is broken, the safety pipe 4 wraps the outer side of the conveying pipe 1, a closed cavity is formed between the conveying pipe 1 and the safety pipe 4, and natural gas in the conveying pipe 1 can be temporarily stored in the cavity between the conveying pipe 1 and the safety pipe 4, so that the natural gas resource is prevented from being lost;
the pressure sensing device is arranged in a cavity between the conveying pipe 1 and the safety pipe 4, the display equipment of the pressure sensing device 5 is arranged outside the safety pipe 4, natural gas in the conveying pipe 1 escapes into the cavity between the conveying pipe 1 and the safety pipe 4 to increase the pressure in the cavity, and the pressure sensing device 5 can display the sensed air pressure change inside the device to the outside to remind a worker to repair or replace the broken conveying pipe and stop damage in time;
the plurality of connecting devices can be connected end to end, and an operator can connect a proper number of connecting devices according to the required pipeline length or the required natural gas quantity, so that the requirements of complex actual working environments are met;
the rubber rings 7 are arranged on two sides of the connecting ring 6, so that the contact area and the friction force are increased, the contact between the positioning device and the connecting device is tighter, the positioning device and the connecting device are more stable and are not easy to loosen, and the stability of the device is improved;
the one-way valve 8 is arranged on the inner side of the input pipe 20, the flow direction of natural gas is limited, the quantity of the natural gas in each conveying pipe 1 is ensured to be constant when subsequent metering is carried out, and the quantitative effect of the device is ensured;
the partition plate 12 is arranged at the output end inside the delivery pipe 1, the partition plate 12 can block the delivery pipe 1, the partition plate can ensure that the volumes of the natural gas stored in the delivery pipe in each connecting device are equal, the one-way pressure valve 13 is arranged at the center of the partition plate 12, the natural gas in a single delivery pipe 1 is larger than a threshold value and then enters the subsequent connecting device through the one-way pressure valve 13, the natural gas contained in each connecting device in the connection is equal, whether the delivery pipes 1 are filled with the natural gas or not can be determined by detecting the content of the natural gas at the output pipe, the amount of the natural gas can be metered and controlled by increasing the number of the connecting devices, and the resource distribution is very convenient;
in order to prevent the natural gas from being burnt by heat, some water is placed on the inner side of the conveying pipe 1, the small end of the current collector 14 is provided with the water-absorbing sponge 15, water possibly contained in the output natural gas is absorbed, the heat production efficiency of the natural gas as fuel gas is prevented from being influenced by the water, and the utilization rate of natural gas resources is improved;
Example 2:
on the basis of the embodiment 1, further, the inner wall of the conveying pipe 1 is provided with a waterproof coating.
Further, the rubber ring 7 is made of soft rubber.
Further, the display device of the pressure sensing device 5 located outside the safety tube 4 may be configured as a warning light.
Further, a sealing ring 9 is arranged at the connecting position of the input pipe 20 and the conveying pipe 1.
Further, a sealing ring 9 is arranged at the connecting position of the output pipe 4 and the conveying pipe 1.
Further, the cavity between the transport tube 1 and the safety tube 4 is filled with an inert gas.
Further, the other end of the output pipe 10 is provided with a sealing door.
Example 2 working principle overview: in order to prevent natural gas from burning when heated and containing some water, the inner wall of the conveying pipe 1 is provided with a waterproof coating, so that the conveying pipe 1 is prevented from being corroded by water, and the service life of the device is prolonged;
pressure-sensitive device 5 is located the display device in the 4 outsides of safety tube can set up to the warning light, and the warning light is more striking than ordinary display device, can be more quick will go wrong the staff is given back to connecting device's the condition, can effectually avoid the damage of device.
In the description of the present invention, it should be understood that the terms "counterclockwise", "clockwise", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description of the present invention, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Claims (8)
1. The metering system for the metered natural gas is characterized by comprising a connecting device, a positioning device, an input device, an output device and a metering device;
the connecting device comprises a conveying pipe (1), a connecting ring groove (2), a connecting ring (3), a safety pipe (4) and a pressure sensing device (5), the conveying pipe (1) is a circular pipeline, the inner wall of the input end of the conveying pipe (1) is provided with the connecting ring groove (2), the end face of the output end of the conveying pipe (1) is connected with the connecting ring (3), the connecting ring groove (2) is matched with the connecting ring (3), the safety pipe (4) is wrapped outside the conveying pipe (1), a closed cavity is arranged between the conveying pipe (1) and the safety pipe (4), the pressure sensing device is arranged in a cavity between the conveying pipe (1) and the safety pipe (4), the display equipment of the pressure sensing device (5) is arranged on the outer side of the safety pipe (4), and a plurality of connecting devices can be connected end to end;
the positioning device comprises a positioning ring (6) and rubber rings (7), the positioning ring (6) is a circular ring formed by splicing two semicircular rings with one ends hinged, the other ends of the two semicircular rings forming the positioning ring (6) are connected through bolts, a plurality of rubber rings (7) are arranged on two sides of the positioning ring (6), and the two end-to-end connecting devices are mutually fixed through the positioning device;
the input device comprises an input pipe (20) and a one-way valve (8), the connecting ring (3) is arranged on the end face of the input pipe (20), the input pipe (20) is connected with the input end of the conveying pipe (1), and the one-way valve (8) is arranged on the inner side of the input pipe (20);
the output device is an output pipe (10), the inner wall of one end part of the output pipe (10) is provided with the connecting ring groove (2), and one end of the output pipe (10) provided with the connecting ring groove (2) is connected with the output end of the conveying pipe (1);
metering device includes filter screen (11), baffle (12), one-way pressure valve (13), filter screen (11) set up one-way valve (8) department of input tube (20), baffle (12) set up transport pipe (1) inboard output, baffle (12) can with transport pipe (1) is stopped up, one-way pressure valve (13) set up baffle (12) center department.
2. Metered natural gas metering system according to claim 1, characterized in that the inner wall of the delivery pipe (1) is provided with a water-proof coating.
3. Metered natural gas metering system according to claim 1, characterized in that the rubber ring (7) is soft rubber.
4. Metered natural gas metering system according to claim 1, characterized in that the display device of the pressure sensing device (5) outside the safety pipe (4) can be provided as a warning light.
5. The metered natural gas metering system of claim 1, wherein a sealing ring (9) is provided at a position where the input pipe (20) is connected to the delivery pipe (1).
6. The metered natural gas metering system of claim 5, wherein a sealing ring (9) is provided at the connection position of the safety pipe (4) and the delivery pipe (1).
7. The metered natural gas metering system of claim 6, wherein a cavity between the delivery pipe (1) and the safety pipe (4) is filled with an inert gas.
8. Metered natural gas metering system according to claim 7, wherein the other end of the outlet pipe (10) is provided with a sealing door.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202020995321.0U CN212840752U (en) | 2020-06-03 | 2020-06-03 | Measurable natural gas metering system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020995321.0U CN212840752U (en) | 2020-06-03 | 2020-06-03 | Measurable natural gas metering system |
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| CN212840752U true CN212840752U (en) | 2021-03-30 |
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| CN202020995321.0U Active CN212840752U (en) | 2020-06-03 | 2020-06-03 | Measurable natural gas metering system |
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