CN213984051U - Coil pipe water bath type natural gas heater for door station - Google Patents

Abstract

The utility model relates to the technical field of natural gas heating, in particular to a coil pipe water bath type natural gas heater for a door station, which comprises a cylinder body, wherein the upper end of the cylinder body is fixedly connected with an upper cover, the left side and the right side of the upper cover are both fixedly connected with transition sleeves, the lower end of the upper cover is fixedly connected with a flow-inhibiting barrel, and the outside of the flow-inhibiting barrel is provided with a heat exchange coil pipe, and the controller is closed, so that the electromagnet is powered off, and the liquid inlet pipe is closed, thereby realizing the effect of cooling.

Description

Coil pipe water bath type natural gas heater for door station

Technical Field

The utility model relates to a natural gas heating technical field specifically is coil pipe water bath formula natural gas heater for door station.

Background

The natural gas is widely used as a clean energy source, particularly, the pipe gas transmission is developed rapidly in recent years, a door station is needed to be arranged when high-pressure pipe gas enters each town or branch gas transmission station, the operations of filtering, stabilizing pressure, metering, odorizing and the like are carried out on the pipe gas, if the environmental temperature is low, the inbound temperature of the gas is also low, the Joule-Thomson effect can be generated when the pressure is reduced again, so that the gas temperature is lower, the conditions that the pipeline frosts and even the instrument, the pipe fitting and the like at the rear end are damaged by freezing occur, a heater for forced heat exchange is needed to be adopted for heating the natural gas before the pressure reduction, and the natural gas heater using electric energy as a heat source is most convenient for a small door station.

In prior art, the natural gas need can the heat transfer more than 80, and heat the back through the water of heater to equipment inside, to the natural gas heating of heat exchange pipe inside, at the heating process, the heater can heat the water of inside always, when the high temperature, can cause the waste of resource, if stop the heater to the water heating of inside, then can make the temperature reduction of equipment inside, lead to not good to the heating effect of natural gas.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a coil pipe water bath formula natural gas heater for door station to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the coil water bath type natural gas heater for the door station comprises a barrel body, wherein an upper cover is fixedly connected to the upper end of the barrel body, transition sleeves are fixedly connected to the left side and the right side of the upper cover, a flow-inhibiting barrel is fixedly connected to the lower end of the upper cover, a heat exchange coil is arranged outside the flow-inhibiting barrel, an air outlet pipe and a liquid inlet pipe are respectively and fixedly connected to the left end and the right end of the heat exchange coil, the transition sleeves are fixedly connected to the outside of the heat exchange coil, a hanging frame is fixedly connected to the right side of the lower end of the upper cover, heat-insulating cotton is fixedly connected to the outside of the barrel body, a barrel body flange is fixedly connected to the upper end of the heat-insulating cotton, the barrel body is fixedly connected to the inside of the barrel body flange, a base is fixedly connected to the lower end of the barrel body, a drain valve is arranged at the upper end of the base, a control block is fixedly connected to the upper end of the liquid inlet pipe, and an electromagnet is fixedly connected to the inside of the liquid inlet pipe, the right side of electro-magnet is equipped with armature, and the outside sliding connection of armature has the feed liquor pipe, the inside fixedly connected with slider of armature, and the outside sliding connection of slider has the fixed block, the outside fixedly connected with feed liquor pipe of fixed block.

Preferably, the lower side of the right end of the cylinder body is fixedly connected with an electric heating side opening flange, and the right end of the electric heating rod opening flange is fixedly connected with an explosion-proof electric heating rod.

Preferably, the upper end of the upper cover is fixedly connected with an explosion-proof water level switch and an explosion-proof platinum thermal resistor respectively.

Preferably, a thermometer is fixedly connected to the middle position of the left side of the barrel, a water level meter is arranged on the upper side of the thermometer, the right end of the water level meter is fixedly connected with the barrel, and a temperature sensor is fixedly connected to the left end of the thermometer.

Preferably, the outside of slider is equipped with the spring, and the both ends difference fixedly connected with fixed block and slider about the spring.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, through the temperature sensor who sets up, the control block, the slider, electro-magnet and armature, when the temperature of barrel inside reaches the highest value of required temperature, utilize the temperature sensor who sets up to send a signal, start the control block, thereby make the electro-magnet circular telegram, adsorb armature removal promptly, thereby make the natural gas get into to heat exchange coil's inside through the feed liquor pipe, thereby realize heating the natural gas, when the temperature reaches the minimum of required temperature, close the controller, make the electro-magnet lose the electricity, close feed liquor pipe 11, prevent that the temperature of barrel 5 inside is too low, influence the natural gas heating effect;

2. in the utility model, the freely telescopic 304 stainless steel coil structure is not affected by expansion and contraction of heat and cold of medium with large temperature difference, and is not only low temperature resistant but also corrosion resistant; the downward-in and upward-out mode of the heat exchange coil is favorable for the flow direction of airflow, and air resistance is avoided; the liquefied natural gas inlet pipe is indirectly welded on the upper cover through the 304 stainless steel transition sleeve, so that the electrochemical corrosion caused by the fact that the upper cover made of carbon steel is directly connected with the stainless steel pipe is avoided; vertical structure, explosion-proof electrical heating rod insert in the barrel below, and heat exchange coil is in the barrel top, forms the thermal convection circulation, increases one section bucket that restraines simultaneously, ensures that the thermal current passes heat exchange coil, prevents the short circuit, improves heat exchange efficiency, reduces heat transfer area, reduction equipment cost, and equipment structure is simple, arranges the compactness, and the heating capacity of natural gas can reach 100 ~ 10000NM 3/h.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural diagram of a point a in fig. 1 according to the present invention.

In the figure: 1-base, 2-drain valve, 3-heat preservation cotton, 4-thermometer, 5-barrel, 6-flow suppression barrel, 7-water level gauge, 8-air outlet pipe, 9-upper cover, 10-transition sleeve, 11-liquid inlet pipe, 12-barrel flange, 13-heat exchange coil, 14-hanger, 15-electric heating rod port flange, 16-explosion-proof electric heating rod, 17-explosion-proof water level switch, 18-explosion-proof platinum thermal resistor, 25-temperature sensor, 26-armature, 27-electromagnet, 28-fixed block, 29-spring, 30-slide block and 31-control block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious 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.

Please refer to fig. 1-2, the present invention provides a technical solution:

a coil water bath type natural gas heater for a door station comprises a barrel body 5, wherein an upper cover 9 is fixedly connected to the upper end of the barrel body 5, transition sleeves 10 are fixedly connected to the left side and the right side of the upper cover 9, a flow-inhibiting barrel 6 is fixedly connected to the lower end of the upper cover 9, a heat exchange coil 13 is arranged outside the flow-inhibiting barrel 6, an air outlet pipe 8 and a liquid inlet pipe 11 are fixedly connected to the left end and the right end of the heat exchange coil 13 respectively, the transition sleeve 10 is fixedly connected to the outside of the heat exchange coil 13, a hanging bracket 14 is fixedly connected to the right side of the lower end of the upper cover 9, heat-insulating cotton 3 is fixedly connected to the outside of the barrel body 5, a barrel body flange 12 is fixedly connected to the upper end of the heat-insulating cotton 3, the barrel body 5 is fixedly connected to the inside of the barrel body flange 12, a base 1 is fixedly connected to the lower end of the barrel body 5, a drain valve 2 is arranged at the upper end of the base 1, the barrel body 5 is fixedly connected to the other end of the drain valve 2, and a control block 31 is fixedly connected to the upper end of the liquid inlet pipe 11, and the inside fixedly connected with electro-magnet 27 of feed liquor pipe 11, the right side of electro-magnet 27 is equipped with armature 26, and the outside sliding connection of armature 26 has feed liquor pipe 11, and the inside fixedly connected with slider 30 of armature 26, and the outside sliding connection of slider 30 has fixed block 28, and the outside fixedly connected with feed liquor pipe 11 of fixed block 28.

An electric heating side opening flange 15 is fixedly connected to the lower side of the right end of the cylinder body 5, and an explosion-proof electric heating rod 16 is fixedly connected to the right end of the electric heating rod opening flange 15, so that the explosion-proof electric heating rod 16 can be fixed conveniently and water in the cylinder body 5 can be heated conveniently; the upper end of the upper cover 9 is fixedly connected with an explosion-proof water level switch 17 and an explosion-proof platinum thermal resistor 18 respectively, and the explosion-proof water level switch 17 is used for adding water into the cylinder 5 conveniently; the thermometer 4 is fixedly connected to the middle position of the left side of the barrel 5, the water level gauge 7 is arranged on the upper side of the thermometer 4, the barrel 5 is fixedly connected to the right end of the water level gauge 7, the temperature sensor 25 is fixedly connected to the left end of the thermometer 4, the thermometer 4 is used for facilitating measurement of water temperature inside the barrel 5, the water level gauge 7 is used for facilitating water level monitoring of water inside the barrel 5, and the temperature sensor 25 is used for facilitating control over the control block 31 after temperature monitoring; the spring 29 is arranged outside the sliding block 30, and the left end and the right end of the spring 29 are respectively and fixedly connected with the fixed block 28 and the sliding block 30, so that the sliding block 30 can be rebounded conveniently, and the liquid inlet pipe 11 is blocked.

The working process is as follows: starting a power supply, connecting a liquid natural gas inlet with a natural gas pipeline, injecting water into the barrel 5 from a water injection port, injecting the water to a water level gauge 7, stopping injecting the water, starting the power supply, heating the water in the barrel 5 through an explosion-proof electric heating rod 16, detecting the water temperature in the barrel 5 through a thermometer 4, sending a signal by a temperature sensor 25 when the water temperature in the barrel 5 is lower than the lowest temperature set by the temperature sensor 25, enabling a control block 31 to start the power supply, enabling an electromagnet 27 to be electrified, driving an armature 26 to move, namely driving a sliding block 29 to move, enabling the liquid natural gas to enter the inside of a liquid inlet pipe 11, guiding the liquid natural gas into a heat exchange coil 13, forming a hole on the side wall of the flow inhibition barrel 6 through a flow inhibition barrel 6 additionally arranged at the center of the heat exchange coil 13, blocking two ends, ensuring that heat flow passes through the heat exchange coil 13, and ensuring the heating effect on the natural gas in the heat exchange coil 13, after the heating is completed, the gaseous natural gas is discharged from the gaseous natural gas outlet by the gas outlet pipe 8 after being heated, the work is finished, the water in the cylinder 5 is discharged through the water discharge valve 2 to form a clean discharge port, and the power supply is turned off after the work is finished.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. Coil pipe water bath formula natural gas heater for door station, including barrel (5), its characterized in that: the upper end of the barrel body (5) is fixedly connected with an upper cover (9), the left side and the right side of the upper cover (9) are both fixedly connected with transition sleeves (10), the lower end of the upper cover (9) is fixedly connected with a flow-inhibiting barrel (6), a heat exchange coil (13) is arranged outside the flow-inhibiting barrel (6), the left end and the right end of the heat exchange coil (13) are respectively fixedly connected with an air outlet pipe (8) and a liquid inlet pipe (11), the outside of the heat exchange coil (13) is fixedly connected with the transition sleeves (10), the right side of the lower end of the upper cover (9) is fixedly connected with a hanger (14), the outside of the barrel body (5) is fixedly connected with heat-insulating cotton (3), the upper end of the heat-insulating cotton (3) is fixedly connected with a barrel body flange (12), the inside of the barrel body flange (12) is fixedly connected with the barrel body (5), and the lower end of the barrel body (5) is fixedly connected with a base (1), and the upper end of base (1) is equipped with drain valve (2), other end fixedly connected with barrel (5) of drain valve (2), the upper end fixedly connected with control block (31) of feed liquor pipe (11), and the inside fixedly connected with electro-magnet (27) of feed liquor pipe (11), the right side of electro-magnet (27) is equipped with armature (26), and the outside sliding connection of armature (26) has feed liquor pipe (11), the inside fixedly connected with slider (30) of armature (26), and the outside sliding connection of slider (30) has fixed block (28), the outside fixedly connected with feed liquor pipe (11) of fixed block (28).

2. The coil water bath natural gas heater for the door station according to claim 1, wherein: an electric heating rod port flange (15) is fixedly connected to the lower side of the right end of the barrel body (5), and an explosion-proof electric heating rod (16) is fixedly connected to the right end of the electric heating rod port flange (15).

3. The coil water bath natural gas heater for the door station according to claim 1, wherein: the upper end of the upper cover (9) is fixedly connected with an explosion-proof water level switch (17) and an explosion-proof platinum thermal resistor (18) respectively.

4. The coil water bath natural gas heater for the door station according to claim 1, wherein: the thermometer is characterized in that a thermometer (4) is fixedly connected to the middle position of the left side of the barrel (5), a water level meter (7) is arranged on the upper side of the thermometer (4), the right end of the water level meter (7) is fixedly connected with the barrel (5), and a temperature sensor (25) is fixedly connected to the left end of the thermometer (4).

5. The coil water bath natural gas heater for the door station according to claim 1, wherein: the outside of slider (30) is equipped with spring (29), and the left and right ends of spring (29) are fixedly connected with fixed block (28) and slider (30) respectively.

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