External steam conveying pipeline device for gas producer

Abstract

The utility model discloses an external steam conveying pipeline device for a gas producer, which belongs to the technical field of steam pipelines and comprises a conveying main pipe for conveying external steam, a steam pump, a monitoring box and an electric control valve, the conveying main pipe is connected onto the gas producer, and the steam pump is arranged at an inlet of the conveying main pipe. An electric adjusting valve is arranged in the middle of the conveying main pipe, a monitoring box is arranged on one side of the electric adjusting valve, a pressure monitoring assembly is arranged on the monitoring box, and a standby pipeline is connected to the position, close to the steam pump, of the conveying main pipe. The device has the advantages that steam is supplied to the gas producer through the steam conveying main pipe, the steam can be used for steam sealing of a fire detection hole of the gas producer during drill rod detection of the gas producer, gas backflow is prevented, the electric adjusting valve is arranged on the steam conveying main pipe, steam pressure can be electrically adjusted and controlled, the steam pressure is reduced to a proper pressure range, and safety of the gas producer is improved. And the influence on pressure fluctuation of a gas generator system is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to steam pipeline technical field, specifically, relate to a kind of outside steam conveying pipeline device for gas producer. BACKGROUND

[0002] Gas producer refers to the reaction furnace for manufacturing coal gas, water gas and semi-water gas. The furnace body is cylindrical, and the outer shell is made of steel plate or built with bricks, lined with refractory bricks, and provided with feeding equipment, blast pipeline and gas pipeline, etc. According to the structure, it can be divided into mechanical producer, ladder producer, producer with rotating shaft and two-stage producer, etc.

[0003] When the gas station explores the drill in the producer, the producer drum jacket self-produced steam is used for saturated steam and porcelain bottle heat preservation. When exploring the drill, external steam is used as steam source for steam sealing of fire hole. In the prior art, steam can be conveyed through corresponding external steam conveying pipeline. When external steam is conveyed, the pressure is still about 0.6 Mpa after pressure reduction. The steam pressure for drill exploration needs to be controlled within the range of 0.25-0.4 Mpa. The manual adjustment process is relatively frequent, and overpressure often occurs. When the pressure is large, steam is wasted. There is a lack of safe and stable conveying pipeline structure. The utility and durability need to be improved. At the same time, the utility model patent with the announcement number CN219692954U discloses a steam conveying device, which includes a steam supply assembly for producing steam, a booster pipe network for changing the steam gas pressure output by the supply assembly, a transition box for buffering the steam gas pressure fluctuation output by the booster pipe network, a temperature adjusting assembly for adjusting the steam gas temperature in the transition box, a pressure sensor and a temperature sensor for monitoring the steam gas pressure and temperature output by the transition box, and a conveying pipe network for transmitting the steam gas output by the transition box to each working node. It lacks a safe and stable conveying pipeline structure, and the utility and durability need to be improved. UTILITY MODEL CONTENT

[0004] To overcome the problems in the prior art that steam can be conveyed through corresponding external steam conveying pipeline, the process of manually adjusting steam pressure is relatively frequent, overpressure often occurs, and steam is wasted when the pressure is large, and there is a lack of safe and stable conveying pipeline structure, the utility and durability need to be improved, the utility model provides a kind of outside steam conveying pipeline device for gas producer, including the conveying main pipe for conveying external steam, steam pump, monitoring box and electric regulating valve, the conveying main pipe is connected on gas producer, the inlet of the conveying main pipe is provided with steam pump, the middle part of the conveying main pipe is provided with electric regulating valve, the electric regulating valve is provided with monitoring box in one side position, the monitoring box is provided with pressure monitoring assembly, the conveying main pipe is connected with standby pipeline near the steam pump position.

[0005] The steam supply pipe is provided with an electric regulating valve, so that the steam pressure can be electrically regulated and controlled to reduce to a suitable pressure range, thereby avoiding affecting the pressure fluctuation of the gas producer system.

[0006] Preferably, the electric regulating valve is an intelligent regulating butterfly valve.

[0007] Preferably, the output end of the steam pump is connected to the delivery main pipe, the input end of the steam pump is provided with a steam supply pipe, and the steam supply pipe is connected to an external steam source.

[0008] Preferably, the pressure monitoring assembly comprises an alarm and a pressure detector, the alarm is installed on the top of the monitoring box, the pressure detector is installed inside the monitoring box, and the detection end of the pressure detector is arranged on the inner wall of the delivery main pipe.

[0009] The monitoring box and the pressure monitoring assembly arranged in the middle of the steam delivery main pipe can monitor the pressure of the steam delivery main pipe under the action of the pressure detector, so that the staff can check and control it, and when the pressure is abnormal, the alarm can send an alarm to remind the staff to handle it in time.

[0010] Preferably, a display is installed on the front of the monitoring box, and the display and the display are electrically connected with the pressure detector.

[0011] Preferably, a steam primary valve is installed between the steam pump and the monitoring box on the delivery main pipe, and a pressure reducing valve is arranged between the electric regulating valve and the gas producer.

[0012] Preferably, a steam flow meter is arranged on the outer surface of the delivery main pipe close to the gas producer.

[0013] Preferably, a reinforcing sleeve is arranged outside the delivery main pipe, a heat preservation sleeve is arranged on the outer surface of the reinforcing sleeve, and a wear-resistant inner tube is arranged on the inner wall of the delivery main pipe.

[0014] The steam flow meter arranged on the steam delivery main pipe can monitor the delivered steam, the wear-resistant inner tube arranged inside the delivery main pipe can improve the wear resistance of the pipeline, reduce the steam erosion loss, and the reinforcing sleeve arranged outside the delivery main pipe can improve the strength of the pipeline. At the same time, the heat preservation sleeve arranged outside the pipeline can improve the heat preservation effect and avoid the loss of steam heat to affect the steam delivery.

[0015] Preferably, a standby valve is installed on the standby pipeline.

[0016] Preferably, the conveying main pipe is connected with the gas producer through a connecting flange, and a sealing ring is arranged at the connecting position.

[0017] Through the sealing ring, the sealing performance of the connecting position between the conveying main pipe and the gas producer can be improved.

[0018] Beneficial effects:

[0019] The beneficial effects of the technical scheme of the utility model are as follows:

[0020] (1) The steam conveying main pipe supplies steam to the gas producer, which can be used for steam sealing of the fire hole of the gas producer when the gas producer is being probed, so as to prevent backflow of the gas. The electric regulating valve arranged on the steam conveying main pipe can electrically regulate and control the steam pressure, so that the steam pressure is reduced to an appropriate pressure range, thereby avoiding affecting the pressure fluctuation of the gas producer system. In addition, the standby pipeline arranged on the steam conveying main pipe can further improve the stability and safety of the steam supply.

[0021] (2) The monitoring box and the pressure monitoring assembly arranged in the middle part of the steam conveying main pipe can monitor the pressure of the steam conveying main pipe under the action of the pressure detector, so as to facilitate the staff to check and control. When the pressure is abnormal, the alarm can issue an alarm to remind the staff to handle in time.

[0022] (3) The steam flow meter arranged on the steam conveying main pipe can monitor the conveying steam. The wear-resistant inner pipe arranged in the steam conveying main pipe can improve the wear resistance of the pipeline and reduce the steam erosion loss. The reinforcing sleeve arranged outside the steam conveying main pipe can improve the strength of the pipeline. In addition, the heat preservation sleeve arranged outside the pipeline can improve the heat preservation effect and avoid the loss of steam heat to affect the steam conveying. BRIEF DESCRIPTION OF DRAWINGS

[0023] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will briefly introduce the drawings needed to be used in the embodiments. It should be understood that the following drawings only show some embodiments of the utility model, and therefore should not be regarded as a limitation to the scope. For those skilled in the art, other related drawings can also be obtained without creative labor on the basis of these drawings.

[0024] Fig. 1 It is the overall connection structure schematic diagram of the steam conveying pipeline device for the gas producer of the utility model;

[0025] Fig. 2 It is the internal structure schematic diagram of the monitoring box on the steam conveying pipeline device for the gas producer of the utility model;

[0026] Fig. 3It is the internal structure schematic view of the conveying pipeline of the external steam conveying pipeline device of the gas generator.

[0027] In the figure: 1, conveying main pipe; 2, steam pump; 3, steam supply pipe; 4, steam primary valve; 5, monitoring box; 6, electric regulating valve; 7, pressure reducing valve; 8, steam flow meter; 9, display; 10, alarm; 11, gas generator; 12, standby pipeline; 13, standby valve; 14, pressure detector; 15, wear-resistant inner pipe; 16, reinforced sleeve pipe; 17, heat preservation sleeve. DETAILED DESCRIPTION

[0028] In order to make the purpose, technical scheme and advantages of the embodiments of the present application clearer, the technical scheme in the embodiments of the present application will be described clearly and completely below in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments of the present application. Therefore, the following detailed description of the embodiments of the present application provided in the drawings is not intended to limit the scope of the claimed present application, but only represents selected embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of the present application.

[0029] The embodiments of the present application supply steam to the gas generator through the steam conveying main pipe, which can be used for steam sealing of the gas generator when drilling, preventing backflow of the gas. The electric regulating valve arranged on the steam conveying main pipe can electrically regulate and control the steam pressure, so as to reduce the pressure to the appropriate range, avoiding affecting the pressure fluctuation of the gas generator system. Meanwhile, the standby pipeline arranged on the steam conveying main pipe can further improve the stability and safety of the steam supply. The specific embodiments are as follows:

[0030] As Figs. 1 to 3As shown, a kind of external steam delivery pipeline device for gas producer includes the delivery main pipe 1 for transporting external steam, steam pump 2, monitoring box 5 and electric regulating valve 6, the delivery main pipe 1 is connected to gas producer 11, steam pump 2 is provided at the inlet of the delivery main pipe 1, electric regulating valve 6 is provided at the middle part of the delivery main pipe 1, monitoring box 5 is provided at the side of electric regulating valve 6, pressure monitoring component is provided on monitoring box 5, spare pipeline 12 is connected to the position of the delivery main pipe 1 close to steam pump 2.By the delivery main pipe 1 of steam to gas producer 11 supply steam, can be used in the gas producer 11 when drilling, gas producer 11 fire hole steam seal is used, prevent gas backflow, the delivery main pipe 1 of steam is provided with electric regulating valve 6, can be electrically controlled to steam pressure, make it reduce to suitable pressure range, avoid affecting the pressure fluctuation of gas producer system, at the same time, the delivery main pipe 1 is provided with spare pipeline 12, can be used when main pipeline is abnormal, can further improve the stability and safety of steam supply.

[0031] Electric regulating valve 6 is intelligent adjustment type butterfly valve.The signal of regulating valve can be connected to DCS system, the adjustment range of external steam can be set in DCS system, and the automatic adjustment in 0.25-0.4Mpa range is set, which effectively reduces steam waste and achieves the purpose of saving.

[0032] The output end of steam pump 2 is connected to the delivery main pipe 1, the input end of steam pump 2 is provided with steam supply pipe 3, and steam supply pipe 3 is connected with external steam source.Through steam supply pipe 3, external steam can be input.

[0033] Pressure monitoring component includes alarm 10 and pressure detector 14, alarm 10 is installed on the top of monitoring box 5, pressure detector 14 is installed in monitoring box 5, and the detection end of pressure detector 14 is arranged in the inner wall of delivery main pipe 1.Through monitoring box 5 and pressure monitoring component arranged in the middle part of steam delivery main pipe 1, the pressure condition of steam delivery main pipe 1 can be monitored under the action of pressure detector 14, which is convenient for staff to check and control, and alarm 10 can send alarm when pressure is abnormal, to remind staff to handle in time.

[0034] Display 9 is installed on the front middle part of monitoring box 5, and display 9 and display 9 are electrically connected with pressure detector 14.Through display 9, the steam pressure condition in the pipeline can be displayed, and temperature detector can also be arranged in monitoring box 5 to monitor steam temperature.

[0035] Steam primary valve 4 is installed on the delivery main pipe 1 between steam pump 2 and monitoring box 5, and pressure reducing valve 7 is arranged between electric regulating valve 6 and gas producer 11.Through steam primary valve 4 and pressure reducing valve 7, the steam delivery pressure adjustment of delivery main pipe 1 can be assisted and controlled, which can further improve the practicability and convenience of the device.

[0036] The outer surface of the steam delivery main pipe 1 near one end of the gas generator 11 is provided with a steam flow meter 8. Through the steam flow meter 8 provided on the steam delivery main pipe 1, the flow of the delivered steam can be monitored, facilitating the checking and management of the staff.

[0037] The outer part of the steam delivery main pipe 1 is provided with a reinforcing sleeve 16, the outer surface of the reinforcing sleeve 16 is provided with a heat preservation sleeve 17, and the inner wall of the steam delivery main pipe 1 is provided with a wear-resistant inner tube 15. Through the wear-resistant inner tube 15 provided in the steam delivery main pipe 1, the wear resistance of the pipeline can be improved, and the steam erosion loss can be reduced. Through the reinforcing sleeve 16 provided outside the steam delivery main pipe 1, the strength of the pipeline can be improved. At the same time, the heat preservation sleeve 17 provided outside the pipeline can improve the heat preservation effect and avoid the loss of steam heat to affect the steam delivery.

[0038] The standby pipeline 12 is provided with a standby valve 13. Through the standby valve 13, the standby pipeline 12 can be controlled.

[0039] The steam delivery main pipe 1 is connected with the gas generator 11 through the connecting flange, and a sealing ring is arranged at the connecting position. Through the sealing ring, the sealing performance of the connecting position of the steam delivery main pipe 1 and the gas generator 11 can be improved.

[0040] Working principle: steam is supplied to the gas generator through the steam delivery main pipe, which can be used for steam sealing of the gas generator during drilling, preventing backflow of gas. The electric regulating valve provided on the steam delivery main pipe can electrically control the steam pressure to reduce it to an appropriate pressure range, avoiding the influence of pressure fluctuation of the gas generator system. At the same time, the standby pipeline provided on the steam delivery main pipe can further improve the stability and safety of steam supply. Through the monitoring box and pressure monitoring assembly provided in the middle part of the steam delivery main pipe, the pressure of the steam delivery main pipe can be monitored under the action of the pressure detector, facilitating the checking and control of the staff. When the pressure is abnormal, the alarm can issue an alarm to remind the staff to handle it in time. Through the steam flow meter provided on the steam delivery main pipe, the delivered steam can be monitored. Through the wear-resistant inner tube provided in the steam delivery main pipe, the wear resistance of the pipeline can be improved, and the steam erosion loss can be reduced. Through the reinforcing sleeve provided outside the steam delivery main pipe, the strength of the pipeline can be improved. At the same time, the heat preservation sleeve provided outside the pipeline can improve the heat preservation effect and avoid the loss of steam heat to affect the steam delivery.

[0041] The above only describes the preferred embodiments of the present application and is not intended to limit the present application. For those skilled in the art, the present application can be variously changed and modified. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. An external steam delivery conduit arrangement for a coal gasifier, characterised in that, The utility model provides an external steam conveying device, which comprises a conveying main pipe (1) for conveying external steam, a steam pump (2), a monitoring box (5) and an electric regulating valve (6), the conveying main pipe (1) is connected to a gas producer (11), the steam pump (2) is arranged at the inlet of the conveying main pipe (1), the electric regulating valve (6) is arranged at the middle part of the conveying main pipe (1), the monitoring box (5) is arranged at the side of the electric regulating valve (6), the monitoring box (5) is provided with a pressure monitoring assembly, and the conveying main pipe (1) is connected with a standby pipe (12) near the steam pump (2).

2. A device for a gas producer for conveying external steam according to claim 1, characterized in that, The electric regulating valve (6) is an intelligent regulating type butterfly valve.

3. A device for a gas producer for conveying external steam according to claim 1, characterized in that, The output end of the steam pump (2) is connected with the conveying main pipe (1), the input end of the steam pump (2) is provided with a steam supply pipe (3), and the steam supply pipe (3) is connected with an external steam source.

4. A device for a gas producer for conveying external steam according to claim 1, characterized in that, The pressure monitoring assembly comprises an alarm (10) and a pressure detector (14), the alarm (10) is installed on the top of the monitoring box (5), the pressure detector (14) is installed in the monitoring box (5), and the detection end of the pressure detector (14) is arranged on the inner wall of the conveying main pipe (1).

5. A device for a gas producer for conveying external steam according to claim 4, characterized in that A display (9) is installed on the front middle part of the monitoring box (5), and the display (9) and the display (9) are electrically connected with the pressure detector (14).

6. A device for a gas producer for conveying external steam according to claim 1, characterized in that, A steam primary valve (4) is installed on the conveying main pipe (1) between the steam pump (2) and the monitoring box (5), and a pressure reducing valve (7) is arranged between the electric regulating valve (6) and the gas producer (11).

7. A device for a gas producer for conveying external steam according to claim 1, characterized in that, A steam flowmeter (8) is arranged on the outer surface of the conveying main pipe (1) near one end of the gas producer (11).

8. A device for conveying external steam to a gas producer according to claim 1, wherein A reinforcing sleeve (16) is arranged outside the conveying main pipe (1), a heat preservation sleeve (17) is arranged on the outer surface of the reinforcing sleeve (16), and a wear-resistant inner tube (15) is arranged on the inner wall of the conveying main pipe (1).

9. A device for conveying external steam to a gas producer according to claim 1, wherein A standby valve (13) is installed on the standby pipe (12).

10. A device for conveying external steam to a gas producer according to claim 1, wherein The conveying main pipe (1) is connected with the gas producer (11) through connecting flanges, and a sealing ring is arranged at the connecting position.

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