CN109422038A - A kind of explosion-proof spray system of vertical methanol tank - Google Patents

A kind of explosion-proof spray system of vertical methanol tank Download PDF

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Publication number
CN109422038A
CN109422038A CN201710779486.7A CN201710779486A CN109422038A CN 109422038 A CN109422038 A CN 109422038A CN 201710779486 A CN201710779486 A CN 201710779486A CN 109422038 A CN109422038 A CN 109422038A
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CN
China
Prior art keywords
tank
methanol
water storage
storage tank
water
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201710779486.7A
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Chinese (zh)
Inventor
胡晓庆
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Hubei Hengtai New Energy Development Co Ltd
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Hubei Hengtai New Energy Development Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hubei Hengtai New Energy Development Co Ltd filed Critical Hubei Hengtai New Energy Development Co Ltd
Priority to CN201710779486.7A priority Critical patent/CN109422038A/en
Publication of CN109422038A publication Critical patent/CN109422038A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D90/00Component parts, details or accessories for large containers
    • B65D90/22Safety features
    • B65D90/28Means for preventing or minimising the escape of vapours

Abstract

The invention discloses a kind of vertical explosion-proof spray system of methanol tank, there is vertical methanol tank, especially: there are three temperature, pressure integrative sensors to uniformly distributed between tank deck in the tank bottom of methanol tank;Cool water shower device A and cool water shower device B are respectively provided at the top of methanol tank and tank interior;Embedded underground positioned at methanol tank side has recirculated water storage tank A and recirculated water storage tank B, and the tank bottom of two recirculated water storage tanks is connected;The top of the tank of recirculated water storage tank B is equipped with suction pump A, suction pump B and water is evacuated to cool water shower device A and cool water shower device B respectively;It is equipped with water storage tank in the bottom of methanol tank, water storage tank side is equipped with outlet pipe and is connected with recirculated water storage tank A;The tank deck of the recirculated water storage tank is additionally provided with liquidometer and make-up pipe;The configuration of the present invention is simple, it is easy to use, solve the problems, such as instant fire extinguishment and the reducing temperature of heatstroke prevention problem in summer high temperature period when catching fire inside methanol tank.

Description

A kind of explosion-proof spray system of vertical methanol tank
Technical field
The present invention relates to chemical equipment technical field, specifically a kind of vertical explosion-proof spray system of methanol tank.
Background technique
Methanol is a kind of common chemical products, is the production most important raw material of alcohol-based fuel.Methanol is at normal temperatures and pressures Be it is colourless, do not flow, nonvolatile flammable toxic liquid, smell is similar with ethyl alcohol.The boiling point of methanol at normal temperature is only 64.7 DEG C, methanol gas and air can form explosive mixture, explosion limit 6.0% ~ 36.5% (volume) in certain blend range.Cause This, the fire-proof and explosion-proof facility of methanol tank is particularly important.
Vertical methanol tank common at present is equipped with feed inlet and breather valve in top of the tank, and tank base is equipped with discharging Valve.Since methanol is low-boiling point liquid, in summer high temperature, when tank body temperature increases, it can independently evaporate, be damaged by breather valve Methanol feedstock is lost, simultaneously because methanol has toxicity and combustibility, the methanol steam for breathing generation excessively not only can be to ring around Border pollutes;Methanol evaporation is more violent in tank body, when temperature is higher, it is possible to dieseling can occur, and then can also Cause explosion accident, therefore, current general methanol tank is equipped with spray system in tank deck, intermittent in summer high temperature Tank body is set to cool down from tank deck spraying cooling water.But existing methanol tank spray system is using on tap water pipeline at present Water source, water temperature is minimum also at 20-25 DEG C by natural environment influence, and the spraying cooling time is long;Secondly, shower water is not effective Recycling measure, cause water resource waste, while also bringing the increase on very big production cost.
In addition, methanol tank is only equipped with spraying cooling facility in top of the tank at present, it is tight when without tank interior kindling The facility of anxious fire extinguishing cooling, it is easy to cause significant explosion accident.Therefore, it is anti-to research and develop a set of collection exclusively for methanol tank design Quick-fried, spraying cooling is very heavy to the safety accident and the daily production cost of mitigation that reduce methanol tank summer in the facility of one It wants.
Summary of the invention
It is evaporated seriously in tank when the object of the invention is in order to solve existing vertical methanol tank summer high temperature, is easy to draw Send out safety accident, existing cooling installation higher cost and the problem of cannot play the role of instant fire extinguishment provides a kind of vertical first The explosion-proof spray system of alcohol storage tank.
The technical scheme is that a kind of explosion-proof spray system of vertical methanol tank, has vertical methanol tank, in first The tank bottom of alcohol storage tank is equipped with feed opening and breather valve to spiral shape ladder, the tank deck of methanol tank is equipped between tank deck, and tank bottom is set Have discharge port, it is characterised in that: methanol tank tank bottom to uniformly distributed there are three temperature, pressure integrative sensor between tank deck, three A temperature, pressure integrative sensor is communicated to connect with system controller;Cool water shower is housed in the top of the tank of methanol tank Device A, is equipped with cool water shower device B above tank interior, and cool water shower device A, cool water shower device B are respectively and respectively From water supply line be connected;Embedded underground positioned at methanol tank side has the recirculated water storage tank A being arranged side by side and circulation Water storage tank B, the tank bottom of two recirculated water storage tanks are connected, and tank deck is equipped with snorkel and is connected with outside air, recirculated water The tank body middle and upper part of storage tank A is equipped with filter a, and the tank body middle and lower part of recirculated water storage tank B is equipped with filter b;Recirculated water is deposited It is respectively cool water shower device A, cold by respective water supply line that the top of the tank of storage tank B, which is equipped with suction pump A and suction pump B, But water spray system B supplies water, and suction pump A, suction pump B are controlled by solenoid valve A, solenoid valve B respectively;Solenoid valve A, solenoid valve B with System controller control connection, system controller control solenoid valve A, solenoid valve B according to the information of temperature, pressure integrative sensor Opening and closing;It is equipped with a circle water storage tank in the tank base of methanol tank, water storage tank side is equipped with outlet pipe and is embedded in underground Recirculated water storage tank A is connected;The tank deck of the recirculated water storage tank B is additionally provided with liquidometer and make-up pipe.
Heretofore described cool water shower device A includes the spray tube that inside and outside two circle is distributed in a ring, inside and outside two circles spray Shower pipe is supported by supporting rib and is fixed, and inside and outside inside and outside two circles spray tube and bottom offers several hole for water sprayings, interior Outer two circles spray tube is connected with water supply line.
Heretofore described cool water shower device B is located in methanol tank at tank deck, and cool water shower device B is It is made of the groined type spray tube being connected in an annular spray tube and circular spray tube plane with circular spray tube, groined type It is interconnected inside spray tube, inside and outside circular spray tube and groined type spray tube and bottom offers several water sprays Hole;The side of circular spray tube is connected with water supply line, and the other side is connected by a supporting rib and the fixed support of inner tank wall It connects.
The water storage tank slot bottom of heretofore described methanol tank bottom is equipped with -0.5~-2 ° of inclination angles, water outlet to rising pipe side Detachable strainer is equipped at tube inlet.
It is to be filled using active carbon particle in heretofore described filter a, is filled out using terylene strainer in filter b It fills.
Hole for water spraying aperture inside and outside heretofore described spray tube is 3~5mm, bottom hole for water spraying aperture is 2~ 3mm。
The tank deck of heretofore described recirculated water storage tank A and recirculated water storage tank B are described apart from 2~3 meters of level ground The volume of recirculated water storage tank A and recirculated water storage tank B are the 1/4~1/3 of methanol tank volume.
The working principle of the invention is: using in the three temperature, pressure integrated transducers detection tank body being arranged on tank body When reality temperature and pressure, and tank interior temperature, pressure information are transmitted to system controller, are sentenced automatically by system controller This break using spraying cooling measure outside tank body, or uses the measure of tank interior sprinkling fire-distinguishing.Under normal circumstances, in system control Under the control of device processed, when the temperature of tank interior, pressure data are sent to system controller, tank can be timely and effectively used The measure of outer spraying cooling, in time cools down to tank body;The device of sprinkling fire-distinguishing is for emergency or accident in tank Methanol catches fire in tank caused by situation, instant fire extinguishment measure.
The course of work of the invention is: when summer high temperature sweltering heat, system controller receives temperature, pressure integrative sensor The signal of transmission, controls solenoid valve A at regular intervals and opens, and extracts the water in recirculated water storage tank B, warp using suction pump A Spraying cooling is carried out to methanol tank tank body by cool water shower device A, then collects spray via the water storage tank of methanol tank tank bottom Water drenching after the water in recirculated water storage tank A is by filter a filtering, enters from tank bottom and follows into recirculated water storage tank A Ring water storage tank B, then via in recirculated water storage tank B filter b filtering after, it can repeat extract spray, work as shower water When because of natural evaporation loss, it can be observed according to the liquidometer at the top of recirculated water storage tank B, it, can when storing water level deficiency To be fed via make-up pipe.Due in the present invention recirculated water storage tank A and recirculated water storage tank B be embedded in ground Under, it can directly be cooled down to recirculated water using the natural cold source of underground;The tank body volume of recirculated water storage tank is designed as first The 1/4-1/3 of alcohol flask volume, it is ensured that spray coolant-temperature gage is in low-temperature condition always, saves the spraying cooling time, improves Spraying cooling efficiency.When system controller receive methanol tank internal temperature, pressure anomaly increase, reach methanol ignition point When, then rapid opens solenoid valve B, extracts the water in recirculated water storage tank B using suction pump B, via B pairs of cool water shower device The intracorporal methanol of tank directly carries out sprinkling fire-distinguishing, and cool water shower device B is by circular spray tube and internal groined type spray tube It constitutes, sprinkling fire-distinguishing can be carried out comprehensively to methanol liquid level, control solenoid valve B is closed when temperature, pressure are normal in tank, is stopped Water spray avoids methanol tank that explosion accident occurs.
Apparatus of the present invention fully consider energy consumption and utilization of area in design, in embedded underground recirculated water water tank, Not only recirculated water had been played the role of to cool down automatically, but also has not influenced ground installation place, and substantially increased shower water cooling effect, saved The spraying cooling time greatly reduces spray water waste, while being also devised with explosion-proof fire-extinguishing measure, is being abnormal the of situation One time controlled fire source, avoided explosion accident.Apparatus of the present invention have high economic benefit and social benefit, are suitble to wide General popularization and use.
Detailed description of the invention
Fig. 1 is main view status diagram of the invention;
Fig. 2 is the overlooking structure diagram of cool water shower device A in the present invention;
Fig. 3 is the overlooking structure diagram of cool water shower device B in the present invention;
Fig. 4 is the cross section enlarged structure schematic diagram of spray tube in the present invention.
In figure, 1-methanol tank, 2-spiral shape ladders, 3-feed openings, 4-breather valves, 5-discharge ports, 6-temperature Pressure integrative sensor, 7-system controllers, 8-cool water shower device A, 9-cool water shower device B, 10-water supplying pipes Road, 11-recirculated water storage tank A, 12-recirculated water storage tank B, 13-snorkels, 14-filter a, 15-filter b, 16-suction pump A, 17-suction pump B, 18-solenoid valve A, 19-solenoid valve B;20-water storage tanks, 21-outlet pipes, 22-liquid Position meter, 23-make-up pipes, 24-spray tubes, 25-supporting ribs, 26-hole for water sprayings, 27-circular spray tubes, 28-groined types Spray tube, 29-detachable strainers.
Specific embodiment
Embodiment 1
Referring to Fig. 1-3, the technical scheme is that a kind of explosion-proof spray system of vertical methanol tank, has the storage of vertical methanol Tank 1 is equipped with feed opening 3 and exhales in the tank bottom of methanol tank 1 to spiral shape ladder 2, the tank deck of methanol tank 1 is equipped between tank deck Inhale valve 4, tank bottom is equipped with discharge port 5, especially: in the tank bottom of methanol tank 1, there are three temperature, pressures one to uniformly distributed between tank deck Body sensor 6, three temperature, pressure integrative sensors 6 are communicated to connect with system controller 7;On the tank body top of methanol tank 1 Portion is equipped with cool water shower device A 8, and cool water shower device B 9 is housed above tank interior, cool water shower device A 8, Cool water shower device B 9 is connected with respective water supply line 10 respectively;Embedded underground positioned at 1 side of methanol tank has simultaneously Arrange the recirculated water storage tank A 11 and recirculated water storage tank B 12 set, and the tank bottom of two recirculated water storage tanks is connected, and tank deck is equal It is connected equipped with snorkel 13 with outside air;The tank body middle and upper part of recirculated water storage tank A 11 is equipped with filter a 14, circulation The tank body middle and lower part of water storage tank B 12 is equipped with filter b 15;The top of the tank of recirculated water storage tank B 12 is equipped with suction pump A 16 and suction pump B 17 is respectively cool water shower device A 8, cool water shower device B 9 confession by respective water supply line 10 Water, suction pump A 16, suction pump B 17 are controlled by solenoid valve A 18, solenoid valve B 19 respectively;Solenoid valve A 18, solenoid valve B 19 With system controller 7 control connect, system controller 7 according to the information of temperature, pressure integrative sensor 6 control solenoid valve A 18, The opening and closing of solenoid valve B 19;It is equipped with a circle water storage tank 20 in the tank base of methanol tank 1,20 side of water storage tank is equipped with outlet pipe 21 are connected with the recirculated water storage tank A 11 for being embedded in underground;The tank deck of the recirculated water storage tank B 12 is additionally provided with liquidometer 22 and make-up pipe 23.
Referring to fig. 2, the A of cool water shower device described in the present embodiment 8 includes the spray tube that inside and outside two circle is distributed in a ring 24, inside and outside two circles spray tube 24 is fixed by the support of supporting rib 25, and inside and outside inside and outside two circles spray tube 24 and bottom is equal Several hole for water sprayings 26 are offered, inside and outside two circles spray tube 24 is connected with water supply line 10.
Referring to Fig. 3, the B of cool water shower device described in the present embodiment 9 is located in methanol tank 1 at tank deck, cooling Water spray system B 9 is the groined type by being connected in annular a spray tube 27 and circular spray tube plane with circular spray tube Spray tube 28 is constituted, and is interconnected inside groined type spray tube 28, inside and outside the two of circular spray tube 27 and groined type spray tube 28 Side and bottom offer several hole for water sprayings 26;The side of circular spray tube 27 is connected with water supply line 10, and the other side passes through A piece supporting rib 25 and the fixed support connection of inner tank wall, the quantity of certain supporting rib 25 can add according to on-site actual situations Subtract, is specifically to support stationary annular spray tube 27 using three supporting ribs in the present embodiment.
20 slot bottom of water storage tank of the bottom of methanol tank 1 described in the present embodiment is equipped with -0.5~-2 ° to 20 side of outlet pipe and inclines Angle (being specially -1 ° in the present embodiment), 20 inlet of outlet pipe is equipped with detachable strainer 29.
It is to be filled using active carbon particle in filter a described in the present embodiment 14, is using terylene in filter b 15 Strainer filling.
Referring to fig. 4,26 aperture of hole for water spraying inside and outside spray tube 24 described in the present embodiment, 27 and 28 is 3~5mm (being specially 4mm in the present embodiment), 26 aperture of bottom hole for water spraying are specially 2mm in 2~3mm(the present embodiment).
The tank deck of the A of recirculated water storage tank described in the present embodiment 11 and recirculated water storage tank B 12 apart from level ground 2~ 3 meters (are specifically in the volume of underground 3m), the recirculated water storage tank A 11 and recirculated water storage tank B 12 in the present embodiment The 1/4~1/3 of 1 volume of methanol tank, recirculated water storage tank A in the present embodiment, recirculated water storage tank B volume be methanol storage The 1/3 of tank volume.

Claims (7)

1. a kind of explosion-proof spray system of vertical methanol tank, there is vertical methanol tank, methanol tank tank bottom to tank deck it Between be equipped with spiral shape ladder, the tank deck of methanol tank is equipped with feed opening and breather valve, and tank bottom is equipped with discharge port, it is characterised in that: In the tank bottom of methanol tank, there are three temperature, pressure integrative sensor, three temperature, pressure integrative sensors to uniformly distributed between tank deck Communicated to connect with system controller;Cool water shower device A, dress above tank interior are housed in the top of the tank of methanol tank There is cool water shower device B, cool water shower device A, cool water shower device B are connected with respective water supply line respectively; Embedded underground positioned at methanol tank side has the recirculated water storage tank A being arranged side by side and recirculated water storage tank B, and two recirculated waters are deposited The tank bottom of storage tank is connected, and tank deck is equipped with snorkel and is connected with outside air, and the tank body middle and upper part of recirculated water storage tank A is set There is filter a, the tank body middle and lower part of recirculated water storage tank B is equipped with filter b;The top of the tank of recirculated water storage tank B, which is equipped with, takes out Water pump A and suction pump B is respectively cool water shower device A, cool water shower device B water supply by respective water supply line, is taken out Water pump A, suction pump B are controlled by solenoid valve A, solenoid valve B respectively;Solenoid valve A, solenoid valve B and system controller control connect, and are Controller of uniting controls the opening and closing of solenoid valve A, solenoid valve B according to the information of temperature, pressure integrative sensor;In the tank of methanol tank Body bottom is equipped with a circle water storage tank, and water storage tank side is equipped with outlet pipe and is connected with the recirculated water storage tank A for being embedded in underground;Institute The tank deck for stating recirculated water storage tank B is additionally provided with liquidometer and make-up pipe.
2. a kind of vertical explosion-proof spray system of methanol tank according to claim 1, it is characterised in that: the cooling water spray Shower device A includes the spray tube that inside and outside two circle is distributed in a ring, and inside and outside two circles spray tube, which is supported by supporting rib, to be fixed, inside and outside Inside and outside two circle spray tubes and bottom offers several hole for water sprayings, and inside and outside two circles spray tube is connected with water supply line It connects.
3. a kind of vertical explosion-proof spray system of methanol tank according to claim 1, it is characterised in that: the cooling water spray Shower device B is located in methanol tank at tank deck, and cool water shower device B is by an annular spray tube and annular spray The groined type spray tube being connected in pipe plane with circular spray tube is constituted, and is interconnected inside groined type spray tube, annular spray Inside and outside pipe and groined type spray tube and bottom offers several hole for water sprayings;The side of circular spray tube and water supply line It is connected, the other side passes through a supporting rib and the fixed support connection of inner tank wall.
4. a kind of vertical explosion-proof spray system of methanol tank according to claim 1, it is characterised in that: the methanol tank The water storage tank slot bottom of bottom is equipped with -0.5~-2 ° of inclination angles to rising pipe side, and outlet pipe inlet is equipped with detachable strainer.
5. a kind of vertical explosion-proof spray system of methanol tank according to claim 1, it is characterised in that: the filter a In be to be filled using active carbon particle, be to be filled using terylene strainer in filter b.
6. a kind of vertical explosion-proof spray system of methanol tank according to claim 2 or 3, it is characterised in that: the spray Hole for water spraying aperture inside and outside pipe is 3~5mm, and bottom hole for water spraying aperture is 2~3mm.
7. a kind of vertical explosion-proof spray system of methanol tank according to claim 1, it is characterised in that: the recirculated water is deposited The tank deck of storage tank A and recirculated water storage tank B are apart from level ground 2-3 meters, the recirculated water storage tank A and recirculated water storage tank B Volume be the 1/4~1/3 of methanol tank volume.
CN201710779486.7A 2017-09-01 2017-09-01 A kind of explosion-proof spray system of vertical methanol tank Pending CN109422038A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710779486.7A CN109422038A (en) 2017-09-01 2017-09-01 A kind of explosion-proof spray system of vertical methanol tank

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710779486.7A CN109422038A (en) 2017-09-01 2017-09-01 A kind of explosion-proof spray system of vertical methanol tank

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Publication Number Publication Date
CN109422038A true CN109422038A (en) 2019-03-05

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111892021A (en) * 2020-08-14 2020-11-06 河南科技大学 Temperature control synthesizer
CN111974282A (en) * 2020-07-16 2020-11-24 长沙理工大学 Probiotic solid beverage and production method and equipment thereof
CN113023141A (en) * 2021-03-29 2021-06-25 江苏华兴压力容器有限公司 Intelligent active heat dissipation type medium-large storage tank
CN114671153A (en) * 2022-04-02 2022-06-28 聊城鲁西双氧水新材料科技有限公司 High-concentration hydrogen peroxide spraying cooling storage device circulating at high temperature in summer

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111974282A (en) * 2020-07-16 2020-11-24 长沙理工大学 Probiotic solid beverage and production method and equipment thereof
CN111892021A (en) * 2020-08-14 2020-11-06 河南科技大学 Temperature control synthesizer
CN111892021B (en) * 2020-08-14 2023-10-13 河南科技大学 Temperature control synthesis device
CN113023141A (en) * 2021-03-29 2021-06-25 江苏华兴压力容器有限公司 Intelligent active heat dissipation type medium-large storage tank
CN114671153A (en) * 2022-04-02 2022-06-28 聊城鲁西双氧水新材料科技有限公司 High-concentration hydrogen peroxide spraying cooling storage device circulating at high temperature in summer

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Application publication date: 20190305