CN115093864B

CN115093864B - Environment-friendly water quenching system of test coke oven

Info

Publication number: CN115093864B
Application number: CN202210676228.7A
Authority: CN
Inventors: 孙会青; 齐炜; 常赵刚; 王岩; 郭珊珊; 王春晶; 吴洋; 王彬; 商铁成
Original assignee: CCTEG China Coal Research Institute
Current assignee: CCTEG China Coal Research Institute
Priority date: 2022-06-15
Filing date: 2022-06-15
Publication date: 2023-07-14
Anticipated expiration: 2042-06-15
Also published as: CN115093864A

Abstract

The present disclosure provides a test coke oven environmental protection water quenching system, comprising: the device comprises a first box body, a gas collecting tube, a fan, a water tank, a first pump body and a water spraying tube; the top of the first box body is provided with an opening, one end of the gas collecting tube is connected with the opening, the other end of the gas collecting tube is connected with the gas inlet end of the fan, and the gas outlet end of the fan is connected with the water tank; the water inlet end of the first pump body is connected with the water outlet end of the water tank, the water outlet end of the first pump body is connected with the water inlet end of the water spray pipe, and the water outlet end of the water spray pipe is inserted in the gas collecting pipe and faces the opening. In the environment-friendly water quenching system of the test coke oven, a large amount of water vapor generated in the coal-charging iron box is conveyed into the water tank through the gas collecting pipe for cooling and filtering by the pressurization conveying of the fan, so that the water vapor is prevented from being discharged to the outside to scald operators and the surrounding environment is prevented from being polluted; the spray pipe and the gas collecting pipe share one opening, so that the sealing performance of the first box body is effectively improved, and the outward diffusion of water vapor is avoided.

Description

Environment-friendly water quenching system of test coke oven

Technical Field

The disclosure relates to the technical field of water quenching, in particular to an environment-friendly water quenching system of a test coke oven.

Background

In the field of coal, a test coke oven is generally used for simulating a production coke oven, and a correlation is established between the test coke oven and the production coke oven, so that coking and coal blending are guided according to the test result of the test coke oven, and the result of the production coke oven is predicted. After the test coke oven finishes coking, the coal-charging iron box filled with mature coke is taken out from the test coke oven, and is quenched by adopting a water spraying mode until no red coke exists, but because the coke temperature after discharging is not lower than 950 ℃, a large amount of water vapor can be generated during spraying, scalding is easy to cause, and the environment is polluted, so that improvement is needed.

Disclosure of Invention

The present disclosure aims to solve, at least to some extent, one of the technical problems in the related art.

For this reason, the purpose of this disclosure is to provide a test coke oven environmental protection water quenching system.

To achieve the above object, the present disclosure provides an environmental protection water quenching system of a test coke oven, comprising: the device comprises a first box body, a gas collecting tube, a fan, a water tank, a first pump body and a water spraying tube; the top of the first box body is provided with an opening, one end of the gas collecting tube is connected with the opening, the other end of the gas collecting tube is connected with the air inlet end of the fan, and the air outlet end of the fan is connected with the water tank; the water inlet end of the first pump body is connected with the water outlet end of the water tank, the water outlet end of the first pump body is connected with the water inlet end of the water spray pipe, the water outlet end of the water spray pipe is inserted into the gas collecting pipe and faces the opening, water outlet of the water spray pipe is used for quenching, and the gas collecting pipe is used for collecting water vapor generated by the quenching; the water spraying pipe comprises a fixed pipe, a pipe and a driving piece, wherein a bushing is fixedly sleeved on the fixed pipe, the pipe is slidably inserted in the bushing, the bushing and the pipe are in sealing arrangement, the driving piece is arranged on the fixed pipe and is in transmission connection with the pipe, and the driving piece drives the pipe to move relative to the fixed pipe so as to enable the water spraying pipe to stretch out and draw back; the water quenching system further comprises: the device comprises a water tank, a fan, a first liquid level water supplementing valve and a first drain pipe, wherein the water tank is arranged in the water tank, the air outlet end of the fan is connected with the water tank, the detection end of the first liquid level water supplementing valve is arranged in the water tank, the water inlet end of the first liquid level water supplementing valve is connected with the water tank, the water outlet end of the first liquid level water supplementing valve is connected with the water tank, the water inlet end of the first drain pipe is connected with the bottom of the water tank, and the water outlet end of the first drain pipe is connected with an external sewage storage device; the water quenching system further comprises: the water tank comprises a water collecting tank, a purifying tank and a second pump body, wherein the water collecting tank is arranged at the bottom of the first tank body, the purifying tank is arranged in the water tank, a plurality of micropores are formed in the bottom of the purifying tank, an overflow port is formed in the top of the purifying tank, a plurality of filtering components are arranged in the purifying tank, the water inlet end of the second pump body is connected with the water collecting tank, the water outlet end of the second pump body is connected with the purifying tank, when the water inlet flow rate in the purifying tank is smaller, water in the purifying tank is discharged into the water tank through the micropores, and when the water inlet flow rate in the purifying tank is larger, water in the purifying tank is discharged into the water tank through the overflow port; the water outlet end of the first pump body is connected with the purifying tank, and the water quenching system further comprises: the first valve body and the second valve body, the first valve body sets up the play water end of the first pump body with between the water inlet end of spray pipe links to each other, the second valve body sets up the play water end of the first pump body with between the purification tank links to each other, wherein, the first valve body is closed just when the second valve body is opened, the first pump body carries the coke quenching water of less flow, in order to utilize filter element in the purification tank to filter the coke quenching water in the water tank, the first pump body carries the coke quenching water of great flow, in order to wash impurity on the filter element.

Optionally, the water quenching system further comprises: the detection end of the second liquid level water supplementing valve is arranged in the water tank, the water inlet end of the second liquid level water supplementing valve is connected with an external water source, and the water outlet end of the second liquid level water supplementing valve is connected with the water tank; the water inlet end of the second drain pipe is connected with the bottom of the water tank, and the water outlet end of the second drain pipe is connected with an external sewage storage device.

Optionally, the first box includes: the bottom plate is obliquely arranged, so that the water collecting tank is formed at the bottom of the first box body; the sliding table is arranged on the bottom plate, and a smooth horizontal plane is arranged at the top of the sliding table; the baffle is arranged on the sliding table.

Optionally, the water quenching system further comprises: the first box body is arranged in the second box body, and the water tank is arranged at the top of the second box body; the first box door is provided with a first opening at one side, and the first box door is sealed on the first opening; the second box door, one side that the second box is close to first uncovered is provided with the second uncovered, the sealed lid of second box door closes on the second uncovered.

Optionally, a plurality of landing legs are arranged at the bottom of the second box body, and the landing legs enable a wheel passing space to be formed between the second box body and the ground.

Optionally, the water quenching system further comprises: the water inlet ends of the water splitters are connected with the water outlet ends of the water spraying pipes; the water inlet ends of the nozzles are connected with the water outlet ends of the water separator, and the water outlet ends of the nozzles face the opening.

Optionally, the water quenching system further comprises: the flowmeter is arranged at the water outlet end of the first pump body; the controller is arranged on the second box body and is respectively and electrically connected with the first pump body, the second pump body, the fan and the flowmeter.

The technical scheme provided by the disclosure can comprise the following beneficial effects:

the coal-charging iron box is arranged in the first box body, water in the water tank is sprayed into the coal-charging iron box through the pressurizing and conveying of the first pump body, so that mature coke in the coal-charging iron box is quenched, and a large amount of water vapor generated in the coal-charging iron box is conveyed into the water tank through the gas collecting pipe for cooling and filtering through the pressurizing and conveying of the fan, so that the water vapor is prevented from being discharged to the outside to scald operators and the surrounding environment is prevented; wherein, because the water outlet end of spray pipe inserts and establishes in the gas collecting tube for spray pipe and gas collecting tube share an opening, thereby avoid first box to set up the opening of a large number, effectively improved the leakproofness of first box, avoid the out diffusion of steam.

Additional aspects and advantages of the disclosure will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the disclosure.

Drawings

The foregoing and/or additional aspects and advantages of the present disclosure will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings, in which:

FIG. 1 is a schematic diagram of a test coke oven environmental protection water quenching system according to an embodiment of the disclosure;

FIG. 2 is a top view of a test coke oven environmental protection water quenching system according to one embodiment of the disclosure;

FIG. 3 is a cross-sectional view taken along the direction A-A in FIG. 2;

FIG. 4 is a cross-sectional view taken in the direction B-B in FIG. 2;

as shown in the figure: 1. the first box body, 2, a gas collecting pipe, 3, a fan, 4, a water tank, 5, a first pump body, 6, a water spraying pipe, 7, an opening, 8, a gas washing tank, 9, a first liquid level water supplementing valve, 10, a first water discharging pipe, 11, a water collecting tank, 12, a purifying tank, 13, a second pump body, 14, a first valve body, 15, a second valve body, 16, a second liquid level water supplementing valve, 17, a second water discharging pipe, 18, a bottom plate, 19, a sliding table, 20, a smooth horizontal surface, 21, a baffle plate, 22, a second box body, 23, a first box door, 24, a first opening, 25, a second box door, 26, a second opening, 27, a supporting leg, 28, a water separator, 29, a nozzle, 30, 31, a controller, 32, a third valve body, 33, a fourth valve body, 34, a coal charging iron box, 35 and an overflow port.

Detailed Description

Embodiments of the present disclosure are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present disclosure and are not to be construed as limiting the present disclosure. On the contrary, the embodiments of the disclosure include all alternatives, modifications, and equivalents as may be included within the spirit and scope of the appended claims.

As shown in fig. 1, 2, 3 and 4, an embodiment of the present disclosure provides an environmental protection water quenching system for a test coke oven, including: the novel water-jet type air conditioner comprises a first box body 1, a gas collecting tube 2, a fan 3, a water tank 4, a first pump body 5 and a water spraying pipe 6, wherein an opening 7 is formed in the top of the first box body 1, one end of the gas collecting tube 2 is connected with the opening 7, the other end of the gas collecting tube 2 is connected with the air inlet end of the fan 3, the air outlet end of the fan 3 is connected with the water tank 4, the water inlet end of the first pump body 5 is connected with the water outlet end of the water tank 4, the water outlet end of the first pump body 5 is connected with the water inlet end of the water spraying pipe 6, and the water outlet end of the water spraying pipe 6 is inserted in the gas collecting tube 2 and faces the opening 7.

It can be understood that the coal-charging iron box 34 is placed in the first box body 1, and the water in the water tank 4 is sprayed into the coal-charging iron box 34 through the water spraying pipe 6 by the pressurizing and conveying of the first pump body 5, so that the mature coke in the coal-charging iron box 34 is quenched, and a large amount of water vapor generated in the coal-charging iron box 34 is conveyed into the water tank 4 through the gas collecting pipe 2 by the pressurizing and conveying of the fan 3 for cooling and filtering, so that the water vapor is prevented from being discharged to the outside to scald operators, and the surrounding environment is prevented from being polluted.

Wherein, owing to insert the water outlet end of spray pipe 6 and establish in gas collecting tube 2 for spray pipe 6 and gas collecting tube 2 share an opening 7, thereby avoid first box 1 to set up opening 7 of a large number, effectively improved the leakproofness of first box 1, avoid the out diffusion of steam.

The volatile matters in the coke refer to the percentage of the total yield of the coke, which is the amount of volatile matters contained in the coke. Judging the maturity of the coke according to the volatile content of the coke, and if the volatile content is more than 1.5%, representing raw coke; volatile components less than 0.5% -0.7%, and the case of excessive fire; about 1% volatile is mature coke.

The coal-charging iron box 34 is used for placing mature coke, and a spraying opening is formed in the top of the coal-charging iron box 34, for example: the coal charging iron box 34 includes: the bottom plate 18 and four curb plates, four curb plates link to each other in proper order and link to each other with the bottom plate 18 respectively, constitute the box structure that spray mouthful up from this. After the coal-charging iron box 34 is placed in the first box body 1, the spraying opening is opposite to the opening 7.

The specific type of the blower 3 and the first pump body 5 may be selected according to actual needs, and is not limited herein.

As shown in fig. 3 and 4, in some embodiments, the top of the first box 1 is provided with a gas collecting cover, an opening 7 is provided on the gas collecting cover, the gas collecting pipe 2 has a first end, a second end and a third end which are mutually communicated, the first end of the gas collecting pipe 2 is provided with a first annular plate, the second end of the gas collecting pipe 2 is provided with a second annular plate, the third end of the gas collecting pipe 2 is provided with a third annular plate, the gas collecting cover is provided with a fourth annular plate, the air inlet end of the fan 3 is provided with a fifth annular plate, the water spraying pipe 6 is provided with a sixth annular plate, the first annular plate is connected with the fourth annular plate through bolts, the second annular plate is connected with the fifth annular plate through bolts, and sealing rings are arranged between the first annular plate and the fourth annular plate, between the second annular plate and the fifth annular plate, and between the third annular plate and the sixth annular plate. Therefore, the installation of the gas collecting tube 2 between the fan 3 and the first box body 1 and the insertion installation of the water outlet end of the water spraying tube 6 in the gas collecting tube 2 are realized, and meanwhile, the stable sealing between the first box body 1 and the fan 3 is ensured.

As shown in fig. 2, 3 and 4, in some embodiments, the water quenching system further includes a gas washing tank 8, a first liquid level water supplementing valve 9 and a first drain pipe 10, the gas washing tank 8 is disposed in the water tank 4, the gas outlet end of the fan 3 is connected with the gas washing tank 8, the detection end of the first liquid level water supplementing valve 9 is disposed in the gas washing tank 8, the water inlet end of the first liquid level water supplementing valve 9 is connected with the water tank 4, the water outlet end of the first liquid level water supplementing valve 9 is connected with the gas washing tank 8, the water inlet end of the first drain pipe 10 is connected with the bottom of the gas washing tank 8, and the water outlet end of the first drain pipe 10 is connected with an external sewage storage device.

It can be appreciated that if the fan 3 directly discharges a large amount of water vapor in the first box body 1 into the water tank 4, impurities deposited at the bottom of the water tank 4 are stirred, so that the quality of the quench water in the water tank 4 is poor, and the quenching effect is affected, therefore, the water vapor discharged by the fan 3 is isolated from the quench water in the water tank 4 through the arrangement of the gas washing tank 8, and the quality of the quench water in the water tank 4 is prevented from being affected while the water vapor washing and filtering are ensured.

Simultaneously through the setting of first liquid level moisturizing valve 9, make the quench water in the water tank 4 in can in time supply to the wash tank 8 to guarantee to the stable washing filtration of steam, and through the setting of first drain pipe 10, be convenient for with the quench water discharge that has impurity in the wash tank 8, guarantee the quench water quality in the wash tank 8.

It should be noted that the height of the gas washing tank 8 should be greater than the liquid level in the water tank 4 to avoid the entry of the quench water with impurities in the gas washing tank 8 into the water tank 4; the liquid level in the gas washing tank 8 is smaller than the liquid level in the water tank 4 so as to ensure that quench water in the water tank 4 can be supplemented into the gas washing tank 8; the height of the air outlet end of the fan 3 is smaller than the liquid level in the air washing tank 8 so as to ensure that the water vapor discharged by the fan 3 can pass through the quench water in the air washing tank 8 and be filtered; the water inlet end of the first liquid level water supplementing valve 9 should be smaller than the liquid level in the water tank 4 so as to avoid that quench water in the water tank 4 cannot be supplemented into the gas washing tank 8.

The specific type of the first level makeup valve 9 may be selected according to actual needs, for example: the floating ball of the floating ball valve is arranged in the gas washing tank 8, the water outlet end of the floating ball valve is arranged in the gas washing tank 8, the water inlet end of the floating ball valve is arranged in the water tank 4, after the liquid level in the gas washing tank 8 descends, the floating ball descends along with the liquid level and enables the floating ball valve to be opened, water in the water tank 4 is supplied into the gas washing tank 8 immediately, and after the liquid level in the gas washing tank 8 ascends to a preset height, the floating ball ascends along with the liquid level and enables the floating ball valve to be closed.

The sewage storage device can be a storage tank or sewage treatment equipment.

As shown in fig. 2, 3 and 4, in some embodiments, the first drain pipe 10 is provided with a third valve body 32, and the third valve body 32 is used to control on-off of the first drain pipe 10, so that the drain flexibility of the gas washing tank 8 is higher.

In some embodiments, the air outlet end of the fan 3 is connected with the air washing tank 8 through an air pipe, and a one-way valve is arranged on the air pipe. Thereby preventing quench water in the launder 8 from flowing back into the fan 3 after the fan 3 is turned off.

In some embodiments, the air washing tank 8 may be a cylindrical structure, and the air pipe between the air outlet end of the fan 3 and the air washing tank 8 extends to the bottom of the cylindrical structure.

As shown in fig. 2, 3 and 4, in some embodiments, the water quenching system further includes a water collecting tank 11, a purifying tank 12 and a second pump body 13, the water collecting tank 11 is disposed at the bottom of the first tank 1, the purifying tank 12 is disposed in the water tank 4, the bottom of the purifying tank 12 is provided with a plurality of micropores, the top of the purifying tank 12 is provided with an overflow port 35, a plurality of filtering components are disposed in the purifying tank 12, the water inlet end of the second pump body 13 is connected with the water collecting tank 11, and the water outlet end of the second pump body 13 is connected with the purifying tank 12.

It can be understood that the water sprayed by the water spraying pipe 6 flows out of the coal-charging iron box 34 after quenching and is accumulated in the water collecting tank 11, and the sewage in the water collecting tank 11 enters the purifying tank 12 through the pressurizing and conveying of the second pump body 13, so that the filtering component filters and purifies the sewage, the recycling of the quench water is facilitated, the overall water cost is reduced, and the environment pollution and the waste of water resources caused by the discharge of the sewage to the outside are avoided.

When the inflow rate of the purifying tank 12 is small, the quench water in the purifying tank 12 is filtered and purified by the filtering component and then discharged into the water tank 4 from the micropores, and when the inflow rate of the purifying tank 12 is large, the quench water in the purifying tank 12 cannot be rapidly discharged from the micropores, so that the quench water in the purifying tank 12 can be timely discharged into the water tank 4 through the arrangement of the overflow port 35, and the quench water in the purifying tank 12 is prevented from overflowing to the outside of the water tank 4.

The height of the overflow port 35 should be smaller than the height of the water tank 4, so as to avoid the quench water in the purge tank 12 from overflowing to the outside of the water tank 4.

The bottom plate 18 of the charging iron box 34 is provided with a plurality of water leakage holes so as to facilitate the discharge of quench water after quenching from the charging iron box 34.

The quenching Jiao Shizhuang coal-iron box 34 is rapidly cooled due to the spraying of the quenching water and has iron scales falling off, so that sundries such as iron scales in the water collecting tank 11 need to be cleaned after each quenching.

The specific type of filter element may be selected according to actual needs, for example: microporous filter stones, filter screens, etc.

The specific type of the first pump body 5 may be selected according to actual needs, and is not limited herein.

As shown in fig. 3 and 4, in some embodiments, the purge tank 12 includes a bottom plate 18 and a side plate, the bottom plate 18 and the side plate are respectively disposed on the side wall of the water tank 4, micro-holes are disposed on the bottom plate 18, the side plate and the side wall of the water tank 4 form the purge tank 12, and the top height of the side plate is smaller than the side wall height of the water tank 4, thereby forming the overflow port 35.

As shown in fig. 2 and 4, in some embodiments, the water outlet end of the first pump body 5 is connected to the purifying tank 12, the water quenching system further includes a first valve body 14 and a second valve body 15, the first valve body 14 is disposed between the water outlet end of the first pump body 5 and the water inlet end of the water spray pipe 6, and the second valve body 15 is disposed between the water outlet end of the first pump body 5 and the purifying tank 12.

It can be appreciated that by connecting the water outlet end of the first pump body 5 with the purifying tank 12, and by arranging the first valve body 14 and the second valve body 15, the quench water in the water tank 4 can be pressurized and conveyed into the purifying tank 12 and the spray pipe 6 by the first pump body 5.

When the first pump body 5 can convey the quench water in the water tank 4 into the purifying tank 12 in a pressurizing manner and the flow rate is smaller, the quench water in the water tank 4 can be filtered by utilizing a filtering component in the purifying tank 12, so that the quality of the quench water in the water tank 4 is optimized, and at the moment, the quench water in the purifying tank 12 is discharged into the water tank 4 from micropores;

when the first pump body 5 can convey the quench water in the water tank 4 into the purifying tank 12 in a pressurizing way and the flow rate is large, impurities on the filtering component can be washed by the quench water with the large flow rate so as to improve the filtering and purifying capacity of the filtering component, and at the moment, the quench water in the purifying tank 12 is discharged into the water tank 4 through the overflow port 35;

the first pump body 5 can convey the quench water in the water tank 4 into the water spray pipe 6 for quenching.

As shown in fig. 2 and 4, in some embodiments, the water quenching system further includes a second liquid level water supplementing valve 16 and a second drain pipe 17, the detection end of the second liquid level water supplementing valve 16 is disposed in the water tank 4, the water inlet end of the second liquid level water supplementing valve 16 is connected to an external water source, the water outlet end of the second liquid level water supplementing valve 16 is connected to the water tank 4, the water inlet end of the second drain pipe 17 is connected to the bottom of the water tank 4, and the water outlet end of the second drain pipe 17 is connected to the sewage storage device.

It can be appreciated that by the arrangement of the second liquid level water supplementing valve 16, the quench water in the water tank 4 can be timely supplemented, so that stable quenching is ensured, and by the arrangement of the second water draining pipe 17, the quench water with poor water quality in the water tank 4 is conveniently drained, and the quenching quality is ensured.

When the first pump body 5 pressurizes and conveys the quench water in the water tank 4 into the purifying tank 12 and the flow is large, the quench water with poor quality in the water tank 4 is discharged by the second drain pipe 17, and the second liquid level water supplementing valve 16 supplements water for the water tank 4.

The particular type of second level makeup valve 16 may be selected as desired, for example: the floating ball of the floating ball valve is arranged in the water tank 4, the water outlet end of the floating ball valve is arranged in the water tank 4, the water inlet end of the floating ball valve is connected with an external water source, after the liquid level in the water tank 4 descends, the floating ball descends along with the liquid level and enables the floating ball valve to be opened, the external water source supplements water in the water tank 4 immediately, and after the liquid level in the water tank 4 ascends to a preset height, the floating ball ascends along with the liquid level and enables the floating ball valve to be closed.

The external water source may be water in a tap water pipe or quench water in a storage device.

As shown in fig. 2, in some embodiments, the second drain pipe 17 is provided with a fourth valve body 33, and the fourth valve body 33 is used to control the on-off of the second drain pipe 17, so that the drain flexibility of the water tank 4 is higher.

The first valve body 14, the second valve body 15, the third valve body 32, and the fourth valve body 33 may be manual switching valves or electromagnetic switching valves.

As shown in fig. 2, in some embodiments, the first casing 1 includes a bottom plate 18, a sliding table 19, and a baffle 21, the bottom plate 18 is disposed obliquely so that the bottom of the first casing 1 forms the water collection tank 11, the sliding table 19 is disposed on the bottom plate 18, the top of the sliding table 19 is provided with a smooth horizontal surface 20, and the baffle 21 is disposed on the sliding table 19.

It can be appreciated that the inclined bottom plate 18 is arranged, so that the lower end of the bottom plate 18 forms the water collecting tank 11, and the quench water in the coal-charging iron box 34 can be accumulated in the water collecting tank 11 when discharged into the first box body 1, thereby being convenient for recycling the quench water;

through the setting of slip table 19, make the bottom of coal-charging iron box 34 and the bottom plate 18 of first box 1 leave accuse water space when being convenient for place in first box 1 in the coal-charging iron box 34 to make the quench water in the coal-charging iron box 34 be convenient for discharge to water catch bowl 11 in, guarantee quench water effective collection, simultaneously through the setting of baffle 21, the coal-charging iron box 34 of being convenient for is fixed a position on slip table 19, guarantees that the spraying mouth of coal-charging iron box 34 can just face opening 7 of first box 1.

Since the sliding table 19 is disposed on the bottom plate 18, the top of the sliding table 19 is a smooth horizontal surface 20, and the bottom of the sliding table 19 is an inclined surface adapted to the bottom plate 18.

The specific position of the baffle plate 21 is set according to the position of the spraying opening of the coal-charging iron box 34 and the position of the opening 7 of the first box body 1, and after the baffle plate 21 is set, when the coal-charging iron box 34 is abutted against the baffle plate 21, the spraying opening of the coal-charging iron box 34 can be opposite to the opening 7 of the first box body 1.

As shown in fig. 1, 3 and 4, in some embodiments, the water quenching system further includes a second tank 22, a first tank door 23 and a second tank door 25, the first tank 1 is disposed in the second tank 22, the water tank 4 is disposed at the top of the second tank 22, a first opening 24 is disposed at one side of the first tank 1, the first tank door 23 seals the first opening 24, a second opening 26 is disposed at one side of the second tank 22 adjacent to the first opening 24, and the second tank door 25 seals the second opening 26.

It can be appreciated that by placing the coal-charging iron box 34 in the first box body 1 and arranging the first box body 1 in the second box body 22, double sealing of the coal-charging iron box 34 is realized, water vapor generated during quenching is prevented from diffusing outwards, water vapor is prevented from being discharged to the outside to scald operators, and the surrounding environment is prevented from being polluted; by the arrangement of the first box door 23 and the second box door 25, the double sealing is realized, and meanwhile, the coal-charging iron box 34 is convenient to be placed in the first box body 1 and removed from the first box body 1; meanwhile, the water tank 4 is arranged at the top of the second tank body 22, so that the weight of the second tank body 22 can be increased after the quench water is supplemented in the water tank 4, and the vibration influence of the whole parts such as the first pump body 5, the second pump body 13, the fan 3 and the like is reduced.

As shown in fig. 1, 2, 3, and 4, in some embodiments, the first pump body 5, the second pump body 13, the blower 3, the second valve body 15, the third valve body 32, and the fourth valve body 33 are all disposed outside the second tank 22.

As shown in fig. 1, 3 and 4, in some embodiments, the water tank 4 is disposed on top of the second tank 22 by a bracket. Thus, by providing the bracket, an installation space is left between the water tank 4 and the second tank 22, so that the components such as the first drain pipe 10 and the second drain pipe 17 can be conveniently arranged.

In some embodiments, one end of the first door 23 is connected to one end of the first opening 24 by a hinge, the other end of the first door 23 is connected to the other end of the first opening 24 by a latch, and an edge of the first opening 24 is provided with a gasket. Therefore, the first box door 23 rotates relative to the first box body 1 through the hinge, the first box door 23 is covered on the first opening 24 through the lock catch, and the sealing gasket ensures the sealing between the first box door 23 and the first box body 1;

one end of the second door 25 is connected with one end of the second opening 26 through a hinge, the other end of the second door 25 is connected with the other end of the second opening 26 through a lock catch, and a sealing gasket is arranged at the edge of the second opening 26. Thus, the second door 25 rotates relative to the second case 22 through the hinge, and the second door 25 covers the second opening 26 through the latch, and the gasket ensures the seal between the second door 25 and the second case 22.

In some embodiments, handles are provided on both the first door 23 and the second door 25.

In some embodiments, the top of the water tank 4 is provided with an access opening, the water quenching system further comprises a water tank 4 door, one end of the water tank 4 door is connected with one end of the access opening through a hinge, and a handle is arranged on the water tank 4 door. Thus, the water tank 4 door rotates relative to the water tank 4 through the hinge, and the water tank 4 door covers the access opening through self gravity.

As shown in fig. 1, 3 and 4, in some embodiments, the bottom of the second tank 22 is provided with a plurality of legs 27, the legs 27 forming a wheeling space between the second tank 22 and the ground.

It will be appreciated that the stable placement of the second bin 22 on the ground is achieved by the provision of the legs 27, and the provision of the pass wheel space enables the wheels of the cart to pass therethrough, thereby facilitating the placement of the coal-loaded iron bin 34 onto the skid table 19 of the first bin 1 by the operator using the cart.

It should be noted that, the coke pusher may be a vehicle with a lifting platform, the lifting platform is disposed on a frame of the vehicle, a U-shaped structure is formed between the lifting platform and the frame of the vehicle, the coal-charging iron box 34 is disposed on the lifting platform, after the lifting platform lifts the coal-charging iron box 34, the frame of the vehicle moves into the wheel passing space, so that the coal-charging iron box 34 is disposed above the sliding table 19, and then the lifting platform descends, so that the coal-charging iron box 34 is disposed on the sliding table 19.

The number of the legs 27 may be set according to actual needs, and is not limited herein.

As shown in fig. 3, in some embodiments, the water quenching system further comprises a plurality of water distributors 28 and a plurality of nozzles 29, wherein the water inlet ends of the water distributors 28 are connected with the water outlet ends of the water spray pipes 6, the nozzles 29 are arranged on the water distributors 28, the water inlet ends of the nozzles 29 are connected with the water outlet ends of the water distributors 28, and the water outlet ends of the nozzles 29 face the openings 7.

It can be appreciated that the water from the water outlet end of the water spray pipe 6 is more uniformly distributed to the nozzles 29 by the arrangement of the water distributors 28, and uniform water spray quenching of coke in the coal-charging iron box 34 is realized by the arrangement of the nozzles 29.

It should be noted that the water separator 28 and the nozzles 29 may be disposed in the gas collecting channel, and the number of the water separators 28 and the number of the nozzles 29 may be set according to actual needs, which is not limited herein.

The type of nozzle 29 may be selected according to actual needs, for example: an angle-adjustable nozzle 29, an injection range-adjustable nozzle 29, and the like.

Because the water outlet end of the water spray pipe 6 is connected with the water inlet end of the water separator 28, and the nozzle 29 is arranged on the water separator 28, the water spray pipe 6 can be arranged into a telescopic structure, when the nozzle 29 sprays water, the water outlet end of the water spray pipe 6 stretches out to enable the nozzle 29 to be closer to the coal-charging iron box 34, and when the nozzle 29 does not spray water, the water outlet end of the water spray pipe 6 stretches back to enable the nozzle 29 not to influence the movement of the coal-charging iron box 34.

In some embodiments, the sprinkler pipe 6 may comprise a fixed pipe, a pipe and a driving member, wherein the fixed pipe is fixedly sleeved with a bushing, the pipe is slidably inserted in the bushing, the bushing and the pipe are in sealing arrangement, the driving member is arranged on the fixed pipe, and the driving member is in transmission connection with the pipe. Thereby, the pipe is moved relative to the fixed pipe by the driving of the driving element, and the expansion and contraction of the sprinkler pipe 6 are realized.

In some embodiments, the drive may be a telescoping motor, a hydraulic telescoping cylinder, or the like.

As shown in fig. 1, 2 and 4, in some embodiments, the water quenching system further includes a flow meter 30 and a controller 31, the flow meter 30 is disposed at the water outlet end of the first pump body 5, the controller 31 is disposed on the second tank 22, and the controller 31 is electrically connected to the first pump body 5, the second pump body 13, the fan 3 and the flow meter 30 respectively.

It can be understood that the flow meter 30 detects the flow of the water outlet end of the first pump body 5 and converts a flow signal into an electrical signal to be sent to the controller 31, and the controller 31 controls the rotation speed of the first pump body 5 according to the electrical signal, so as to realize the control of the water flow of the water outlet end of the first pump body 5, further enable the water flow between the water tank 4 and the water spray pipe 6 and the water flow between the water tank 4 and the purifying tank 12 to be adjustable, ensure that the whole can realize quantitative spraying of quench water, circulating the water in the water tank 4 and flushing the filtering component by the water in the water tank 4, wherein the quantitative spraying of quench water can ensure the same water consumption of repeated quenching, thereby reducing the difference of repeated quenching and ensuring the accurate acquisition of test results.

Wherein, through the first pump body 5 of controller 31 control, the second pump body 13 and fan 3, make holistic automation level higher, effectively improved the quenching efficiency, reduce the human cost of quenching.

The operation time of the first pump body 5, the second pump body 13 and the fan 3 can be controlled by the controller 31 to realize the timing of spraying the quench water.

The controller 31 may be provided outside the second casing 22 to facilitate observation and input by the operator.

The type of the controller 31 may be selected according to actual needs, for example: a programmable logic controller 31, a control board, etc.

The type of flow meter 30 may be selected according to actual needs and is not limited herein.

When the first valve body 14, the second valve body 15, the third valve body 32 and the fourth valve body 33 are electromagnetic switch valves, the controller 31 can be electrically connected with the first valve body 14, the second valve body 15, the third valve body 32 and the fourth valve body 33 respectively, so that the whole use is more convenient and rapid through the control of the controller 31.

When the water quenching system is used, the second box body 22 is firstly placed on the ground beside the test coke oven stably, then a power supply is connected to supply power for the electric components such as the first pump body 5, the second pump body 13, the fan 3 and the like, and meanwhile, the second liquid level water supplementing valve 16 is connected with an external water source, and the water tank 4 and the gas washing tank 8 are used for automatically supplementing quenching water.

Then the first valve body 14 is opened, the second valve body 15, the third valve body 32 and the fourth valve body 33 are closed, the fan 3, the first pump body 5 and the second pump body 13 are opened, quench water in the water tank 4 sequentially passes through the first pump body 5, the flowmeter 30, the spray pipe 6 and the water separator 28 and then is sprayed into the coal-charging iron box 34 in the first box body 1 through the nozzle 29, and meanwhile, water vapor, coal gas and other floaters generated in the coal-charging iron box 34 sequentially pass through the gas collecting pipe 2 and the fan 3 and then enter the gas washing tank 8 for water washing and filtering.

After the first pump body 5 and the fan 3 stop running, sewage in the water collecting tank 11 enters the purifying tank 12 for purifying and filtering after passing through the second pump body 13, and the purified and filtered quench water enters the water tank 4.

After the first pump body 5 stops running, the fan 3 may be delayed by a time relay to stop running for a period of time, which may be 1 minute, 2 minutes, etc., and after the fan 3 stops running, the second pump body 13 may be run by automatic control of the controller 31 or by external button control.

After the quenching operation is finished, the second valve body 15 is opened, the first valve body 14, the third valve body 32 and the fourth valve body 33 are closed, and the water outlet flow of the water outlet end of the first pump body 5 is at a smaller value so as to circularly filter the quenching water in the water tank 4.

Meanwhile, after the coke quenching operation is performed for a plurality of times, the water outlet flow of the water outlet end of the first pump body 5 is increased, so that the water outlet flow of the water outlet end of the first pump body 5 is in a larger value, impurities on the filtering component are washed, meanwhile, the third valve body 32 and the fourth valve body 33 are opened, so that the coke quenching water with more impurities in the water tank 4 and the gas washing tank 8 is discharged, and the coke quenching water in the water tank 4 and the gas washing tank 8 is continuously replenished while the coke quenching water in the water tank 4 and the gas washing tank 8 is discharged.

It should be noted that in the description of the present disclosure, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Furthermore, in the description of the present disclosure, unless otherwise indicated, the meaning of "a plurality" is two or more.

Any process or method descriptions in flow charts or otherwise described herein may be understood as representing modules, segments, or portions of code which include one or more executable instructions for implementing specific logical functions or steps of the process, and further implementations are included within the scope of the preferred embodiment of the present disclosure in which functions may be executed out of order from that shown or discussed, including substantially concurrently or in reverse order, depending on the functionality involved, as would be understood by those reasonably skilled in the art of the embodiments of the present disclosure.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present disclosure. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although embodiments of the present disclosure have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the present disclosure, and that variations, modifications, alternatives, and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the present disclosure.

Claims

1. An environmental protection water quenching system of a test coke oven, which is characterized by comprising: the device comprises a first box body, a gas collecting tube, a fan, a water tank, a first pump body and a water spraying tube;

an opening is formed in the top of the first box body, one end of the gas collecting tube is connected with the opening, and the other end of the gas collecting tube is connected with the air inlet end of the fan;

the water inlet end of the first pump body is connected with the water outlet end of the water tank, the water outlet end of the first pump body is connected with the water inlet end of the water spray pipe, the water outlet end of the water spray pipe is inserted into the gas collecting pipe and faces the opening, water outlet of the water spray pipe is used for quenching, and the gas collecting pipe is used for collecting water vapor generated by the quenching;

the water spraying pipe comprises a fixed pipe, a pipe and a driving piece, wherein a bushing is fixedly sleeved on the fixed pipe, the pipe is slidably inserted in the bushing, the bushing and the pipe are in sealing arrangement, the driving piece is arranged on the fixed pipe and is in transmission connection with the pipe, and the driving piece drives the pipe to move relative to the fixed pipe so as to enable the water spraying pipe to stretch out and draw back;

the water quenching system further comprises: the device comprises a water tank, a fan, a first liquid level water supplementing valve and a first drain pipe, wherein the water tank is arranged in the water tank, the air outlet end of the fan is connected with the water tank, the detection end of the first liquid level water supplementing valve is arranged in the water tank, the water inlet end of the first liquid level water supplementing valve is connected with the water tank, the water outlet end of the first liquid level water supplementing valve is connected with the water tank, the water inlet end of the first drain pipe is connected with the bottom of the water tank, and the water outlet end of the first drain pipe is connected with an external sewage storage device;

the water quenching system further comprises: the water tank comprises a water collecting tank, a purifying tank and a second pump body, wherein the water collecting tank is arranged at the bottom of the first tank body, the purifying tank is arranged in the water tank, a plurality of micropores are formed in the bottom of the purifying tank, an overflow port is formed in the top of the purifying tank, a plurality of filtering components are arranged in the purifying tank, the water inlet end of the second pump body is connected with the water collecting tank, the water outlet end of the second pump body is connected with the purifying tank, when the water inlet flow rate in the purifying tank is smaller, water in the purifying tank is discharged into the water tank through the micropores, and when the water inlet flow rate in the purifying tank is larger, water in the purifying tank is discharged into the water tank through the overflow port;

the water outlet end of the first pump body is connected with the purifying tank, and the water quenching system further comprises: the device comprises a first valve body and a second valve body, wherein the first valve body is arranged between the water outlet end of the first pump body and the water inlet end of the water spray pipe, the second valve body is arranged between the water outlet end of the first pump body and the purification groove, the first valve body is closed, the second valve body is opened, when the first pump body conveys coke quenching water with smaller flow, the filter element in the purification groove is used for filtering the coke quenching water in the water tank, and when the first pump body conveys coke quenching water with larger flow, impurities on the filter element are washed.

2. The trial coke oven environmental protection water quenching system of claim 1, further comprising:

the detection end of the second liquid level water supplementing valve is arranged in the water tank, the water inlet end of the second liquid level water supplementing valve is connected with an external water source, and the water outlet end of the second liquid level water supplementing valve is connected with the water tank;

the water inlet end of the second drain pipe is connected with the bottom of the water tank, and the water outlet end of the second drain pipe is connected with an external sewage storage device.

3. The assay coke oven environmental protection water quenching system of claim 1, wherein the first housing comprises:

the bottom plate is obliquely arranged, so that the water collecting tank is formed at the bottom of the first box body;

the sliding table is arranged on the bottom plate, and a smooth horizontal plane is arranged at the top of the sliding table;

the baffle is arranged on the sliding table.

4. The trial coke oven environmental protection water quenching system of any one of claims 1-3, further comprising:

the first box body is arranged in the second box body, and the water tank is arranged at the top of the second box body;

the first box door is provided with a first opening at one side, and the first box door is sealed on the first opening;

the second box door, one side that the second box is close to first uncovered is provided with the second uncovered, the sealed lid of second box door closes on the second uncovered.

5. The system of claim 4, wherein the bottom of the second housing is provided with a plurality of legs that form a pass space between the second housing and the ground.

6. The trial coke oven environmental protection water quenching system of any one of claims 1-3, further comprising:

the water inlet ends of the water splitters are connected with the water outlet ends of the water spraying pipes;

the water inlet ends of the nozzles are connected with the water outlet ends of the water separator, and the water outlet ends of the nozzles face the opening.

7. The trial coke oven environmental protection water quenching system of claim 4, further comprising:

the flowmeter is arranged at the water outlet end of the first pump body;

the controller is arranged on the second box body and is respectively and electrically connected with the first pump body, the second pump body, the fan and the flowmeter.