CN210321276U

CN210321276U - Calcium carbide furnace water seal device

Info

Publication number: CN210321276U
Application number: CN201921268099.8U
Authority: CN
Inventors: 陈文强; 任杰; 张锐; 黄辛华; 张录; 姬爱军; 王普续
Original assignee: Ordos Junzheng Energy Chemical Co ltd
Current assignee: Ordos Junzheng Energy Chemical Co ltd
Priority date: 2019-08-07
Filing date: 2019-08-07
Publication date: 2020-04-14
Anticipated expiration: 2029-08-07

Abstract

The application discloses carbide stove water seal device, including positive pressure water pump and burner gas pipe, be equipped with the water seal jar on the burner gas pipe, the tracheal one end of stove runs through the water seal jar extends to in the water seal jar, install the water seal cover in the water seal jar, the tracheal one end of stove is located the water seal cover, the cistern is installed to the upper end of water seal jar, one side lower extreme of cistern is connected with the second filler pipe through sixth solenoid valve, the one end of second filler pipe is located the water seal jar, lower extreme one side of water seal jar is connected with the connecting pipe through fifth solenoid valve. The utility model provides a water seal arrangement clearance difficulty with have the potential safety hazard, consider a large amount of waste water to discharge for a long time simultaneously, waste water resource's problem is accomplished through the sedimentation tank and is depositd, and water purification reaches cistern cyclic utilization, has realized waste water cyclic utilization's purpose, and positive pressure water pump is discontinuous to the cistern, improves the life of water pump.

Description

Calcium carbide furnace water seal device

Technical Field

The utility model relates to a chemical production technical field especially relates to a carbide stove water seal device.

Background

In the calcium carbide production process, in order to maintain constant micro-positive pressure in the calcium carbide furnace, a water seal valve is required to be arranged at an exhaust port of the calcium carbide furnace to control the pressure in the calcium carbide furnace, and meanwhile, dust and harmful gases in calcium carbide furnace gas are removed through the water seal.

Present carbide stove water seal valve system equipment is in the actual production, booster water pump needs 24 hours continuous operation, cause the frequent scaling loss of booster pump motor overload operation, the straight system of water seal valve sewage is because former sewage pipes is thinner, not consider the position difference during the pipeline design installation, cause the blow off pipe, mud deposits in the water seal valve bottom for a long time, the clearance difficulty with have the potential safety hazard, consider a large amount of waste water to discharge for a long time simultaneously, the production auxiliary cost has been increased, therefore, we provide a carbide stove water seal device and solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The application provides a calcium carbide furnace water seal device has solved traditional water seal and has caused the blow off pipe, and mud deposits in water seal valve bottom for a long time, clears up the difficulty and has the potential safety hazard, considers a large amount of waste water to discharge for a long time simultaneously, has increased the problem of production auxiliary cost.

The application provides a calcium carbide furnace water seal device, which comprises a positive pressure water pump and a furnace gas pipe, wherein a water seal tank is arranged on the furnace gas pipe, one end of the furnace gas pipe penetrates through the water seal tank and extends into the water seal tank, the water seal tank is internally provided with a water seal cover, one end of the furnace gas pipe is positioned in the water seal cover, a reservoir is arranged at the upper end of the water seal tank, the lower end of one side of the reservoir is connected with a second water adding pipe through a sixth electromagnetic valve, one end of the second water adding pipe is positioned in the water seal tank, one side of the lower end of the water seal tank is connected with a connecting pipe through a fifth electromagnetic valve, the lower end of the connecting pipe is connected with two first auxiliary blow-off pipes through a three-way water valve, the lower end of the water seal tank is provided with two sedimentation tanks, one ends of the first auxiliary blow-off pipes extend into, be connected with the third filler pipe on the immersible pump, the one end of third filler pipe is located the upper end of cistern, be connected with the pressure boost water pipe on the positive pressure water pump, the one end of pressure boost water pipe is located the upper end of cistern, install two first solenoid valves on the pressure boost water pipe, be connected with first filler pipe on the pressure boost water pipe, first filler pipe is located two between the first solenoid valve, just the one end of first filler pipe is located the upper end of clean water basin, install the third solenoid valve on the first filler pipe, be equipped with the blowdown structure on the sedimentation tank, main blowdown pipe is installed through the fourth solenoid valve in the bottom of cistern.

Preferably, the blowdown structure is including installing the agitator in sedimentation tank one side, be connected with two third blow off pipes on the main blow off pipe, two the third blow off pipe extends to two respectively bottom in the sedimentation tank, two all install the sludge pump on the third blow off pipe, the bottom in clean water basin is connected with the vice blow off pipe of second, the one end of the vice blow off pipe of second is connected on main blow off pipe, install the second solenoid valve on the vice blow off pipe of second.

Preferably, one side upper end of cistern is connected with second row overflow pipe, the one end of second row overflow pipe is located the upper end of water-sealed tank, one side upper end of water-sealed tank is connected with third row overflow pipe, one side at the connecting pipe is connected to the one end of third row overflow pipe, just the one end of third row overflow pipe is located the lower extreme of fifth solenoid valve, first row overflow pipe is installed to upper end one side of clean water basin, the one end of first row overflow pipe is connected on the main blow-off pipe.

Preferably, a plurality of limiting hooks are fixed on the side wall of the circumference in the water sealing tank at equal intervals, the edge of the lower end of the water sealing cover is arranged in a bending mode, and the limiting hooks correspond to the lower end of the water sealing cover.

Preferably, one side of the connecting pipe is connected with a blowback pipe, and the blowback pipe is located at the upper end of the fifth electromagnetic valve.

Preferably, the water-sealed tank is positioned 6 meters above the sedimentation basin, and the water storage tank is positioned 3 meters above the water-sealed tank.

Preferably, a liquid level meter is arranged in the clean water tank, and the liquid level meter and the submersible pump are controlled in an electric linkage mode.

Preferably, the bottom of the water-sealed tank is arranged in a funnel shape.

According to the technical scheme, when the sludge treatment device is used, the water is filled into the clean water tank and the water storage tank through the positive pressure water pump, the third electromagnetic valve is closed after the water in the clean water tank is filled, water is not injected into the clean water tank, the sixth electromagnetic valve is in a normally open state, the water feeding amount of the positive pressure water pump into the water storage tank is far larger than the outflow amount of the second water feeding pipe, the second water feeding pipe is used for feeding water into the water seal tank all the time, the water in the water seal tank is prevented from being evaporated by high-temperature furnace gas, meanwhile, part of water seal water carries away part of impurities and flows into one settling tank through the third overflow pipe and the connecting pipe, the liquid level in the water seal tank is kept at the same position all the time, the pressure of a water seal is kept constant, the overflow water after the sedimentation in the settling tank flows into the clean water tank, when the sedimentation in one settling tank is excessive, the overflow water is controlled to flow into the other settling tank through the three-, through changing the sedimentation tank and guaranteeing that the device continuously operates, the vice blow off pipe of second can be with the sewage discharge in the clear water pond, and the water injection in the cistern is interrupted to positive pressure water pump, device continuously operates.

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

1. through the matching of the positive pressure water pump and the reservoir, the positive pressure water pump intermittently injects water into the reservoir, so that the problems that the traditional water seal water pump continuously works and the service life is shortened are solved, the normal work of the water pump is effectively protected, and the service life of the water pump is prolonged;

2. through the cooperation of sedimentation tank and clean water basin, solved the extravagant water resource problem of traditional water seal, deposit, recycle, using water wisely to the water behind the water seal.

To sum up, the utility model provides a water seal arrangement clearance difficulty with have the potential safety hazard, consider a large amount of waste water to discharge for a long time simultaneously, waste water resource's problem is accomplished through the sedimentation tank and is depositd, and water purification is to cistern cyclic utilization, has realized waste water cyclic utilization's purpose, and using water and cost are practiced thrift, positive pressure water pump discontinuity to the cistern, improve the life of water pump.

Drawings

In order to more clearly illustrate the technical solution of the present application, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious to those skilled in the art that other drawings can be obtained according to the drawings without any creative effort.

Fig. 1 is a schematic structural view of a calcium carbide furnace water sealing device provided by the utility model;

fig. 2 is a schematic view of a sewage discharge structure of a calcium carbide furnace water sealing device provided by the utility model;

fig. 3 is the utility model provides a water seal tank structure schematic diagram of calcium carbide stove water seal device.

In the figure: 1 positive pressure water pump, 2 pressure increasing water pipe, 3 main blow-off pipes, 4 first solenoid valves, 5 second solenoid valves, 6 first blow-off pipes, 7 third solenoid valves, 8 first water adding pipes, 9 reservoirs, 10 second water adding pipes, 11 second blow-off pipes, 12 water sealing covers, 13 water sealing tanks, 14 back flushing pipes, 15 third blow-off pipes, 16 third water adding pipes, 17 first auxiliary blow-off pipes, 18 clean water tanks, 19 sedimentation tanks, 20 submersible pumps, 21 second auxiliary blow-off pipes, 22 fourth solenoid valves, 23 stirrers, 24 third blow-off pipes, 25 sludge pumps, 26 furnace gas pipes and 27 limit hooks.

Detailed Description

In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings.

Referring to fig. 1-3, a calcium carbide furnace water seal device comprises a positive pressure water pump 1 and a furnace gas pipe 26, wherein a water seal tank 13 is arranged on the furnace gas pipe 26, the bottom of the water seal tank 13 is arranged in a funnel shape, the same height can save water and save space, one end of the furnace gas pipe 26 penetrates through the water seal tank 13 and extends into the water seal tank 13, the bottom of the water seal tank 13 and the side wall of the furnace gas pipe 26 are welded in a seamless manner to prevent the water seal tank 13 from leaking water, a water seal cover 12 is arranged in the water seal tank 13, the position of the water seal cover 12 is arranged according to the requirement of furnace pressure, the lower end of the water seal cover is positioned below the liquid level, one end of the furnace gas pipe 26 is positioned in the water seal cover 12, a reservoir 9 is arranged at the upper end of the water seal tank 13 to continuously fill water into the water seal tank 13, the lower end of one side of an electromagnetic valve 9 is connected with a second water adding pipe, the water quantity fed into the reservoir 9 by the positive pressure water pump 1 is far larger than the outflow quantity of the second water feeding pipe 10, the second water feeding pipe 10 is used for feeding water into the water seal tank 13 all the time, the water quantity in the water seal tank 13 is evaporated by supplementing high-temperature furnace gas, meanwhile, part of impurities are taken away by part of water seal water and flow into one of the sedimentation basins 19 through the third overflow pipe 15 and the connecting pipe, one side of the lower end of the water seal tank 13 is connected with the connecting pipe through the fifth electromagnetic valve, when sediment exists in the water seal tank 13, the fifth electromagnetic valve is opened to discharge the sediment in the water seal tank 13, one side of the connecting pipe is connected with the back flushing pipe 14, the back flushing pipe 14 is positioned at the upper end of the fifth electromagnetic valve, high-pressure water is introduced through the back flushing pipe 14, the back flushing pipe 14 is arranged along the inner wall of the water seal tank 13 and forms an included angle of 10-30 degrees with the diameter of the water seal tank 13 in, when excessive precipitation is generated in one of the sedimentation tanks 19, overflow water is controlled to flow into the other sedimentation tank 19 through a three-way water valve, so that the continuous operation of the device is ensured, and simultaneously, the overflow water is prevented from being directly discharged;

one end of each of the two first auxiliary sewage discharge pipes 17 extends into the sedimentation tanks 19, a clean water tank 18 is fixed between the two sedimentation tanks 19, water overflowing after sedimentation in the sedimentation tanks 19 flows into the clean water tank 18, a submersible pump 20 is installed in the clean water tank 18, a third water adding pipe 16 is connected onto the submersible pump 20, one end of the third water adding pipe 16 is positioned at the upper end of the water storage tank 9, the water in the clean water tank 18 is added into the water storage tank 9 for recycling, a liquid level meter is arranged in the clean water tank 18 and is electrically interlocked with the submersible pump 20, burning loss of the submersible pump 20 due to water shortage is avoided, the positive pressure water pump 1 is connected with a pressure increasing water pipe 2, one end of the pressure increasing water pipe 2 is positioned at the upper end of the water storage tank 9, the two first electromagnetic valves 4 are installed on the pressure increasing water pipe 2, the first water adding pipe 8 is connected onto the pressure increasing water pipe 2, the first water adding pipe 8 is positioned between the two first electromagnetic valves 4, and, the first water adding pipe 8 is provided with a third electromagnetic valve 7, the clean water tank 18 and the reservoir 9 are filled with water through a positive pressure water pump 1, the third electromagnetic valve 7 is closed after the water in the clean water tank 18 is filled with water, the clean water tank 18 is not filled with water, the sedimentation tank 19 is provided with a sewage discharge structure, the sedimentation tank 19 is convenient to clean, the bottom of the reservoir 9 is provided with a main sewage discharge pipe 3 through a fourth electromagnetic valve 22, the redundant water is discharged, and the generated precipitate, a plurality of limit hooks 27 are fixed on the side wall of the circumference in the water seal tank 13 at equal intervals, the lower end edge of the water seal cover 12 is bent, the limit hooks 27 correspond to the lower end of the water seal cover 12, when the water seal cover 12 moves upwards, the limit hooks 27 hook the water seal cover 12, the maximum furnace pressure when the water seal cover 12 moves to the maximum height, the opening of the water seal cover 12 is always below the furnace pressure, and when the furnace pressure is over large, the furnace gas is discharged from, the water seal tank 13 is located 6 meters above the sedimentation basin 19, the water storage tank 9 is located 3 meters above the water seal tank 13, circulation of water in the water storage tank 9 and the water seal tank 13 is achieved through liquid level difference, the problem that a water seal device is difficult to clean and has potential safety hazards is solved, the positive pressure water pump 1 is intermittent, the service life of the positive pressure water pump 1 is prolonged towards the water storage tank 9.

In the utility model, the sewage discharging structure comprises an agitator 23 arranged at one side of the sedimentation tank 19 and used for cleaning the sediment at the bottom of the sedimentation tank 19, two third sewage discharging pipes 24 are connected on the main sewage discharging pipe 3, the two third sewage discharging pipes 24 respectively extend to the bottoms of the two sedimentation tanks 19 and can discharge all the sewage, sludge pumps 25 are arranged on the two third sewage discharging pipes 24, when one sedimentation tank 19 is excessively precipitated, overflow water is controlled to flow into the other sedimentation tank 19 through a three-way water valve, the agitator 23 in the sedimentation tank 19 with excessive sediment is started to start the sludge pump 25 of the sedimentation tank 19 to discharge the sludge, the bottom of the clean water tank 18 is connected with a second auxiliary sewage discharging pipe 21, one end of the second auxiliary sewage discharging pipe 21 is connected on the main sewage discharging pipe 3, a second electromagnetic valve 5 is arranged on the second auxiliary sewage discharging pipe 21, when a little sediment exists in the clean water tank 18, the second electromagnetic valve 5 is opened to discharge, improving the cleanliness of the clean water in the clean water basin 18.

In the utility model, the upper end of one side of the reservoir 9 is connected with the second overflow pipe 11, when the water injection in the reservoir 9 is excessive, the water is discharged into the water seal tank 13 through the second overflow pipe 11, thereby avoiding the overflow of water and corroding the supporting structure of the reservoir 9, one end of the second overflow pipe 11 is positioned at the upper end of the water seal tank 13, the upper end of one side of the water seal tank 13 is connected with the third overflow pipe 15, one end of the third overflow pipe 15 is connected at one side of the connecting pipe, one end of the third overflow pipe 15 is positioned at the lower end of the fifth electromagnetic valve, part of water seal water takes away part of impurities and flows into one of the sedimentation basins 19 through the third overflow pipe 15 and the connecting pipe, the liquid level in the water seal tank 13 is always kept at the same position, the pressure of the water seal is kept constant, the first overflow pipe 6 is installed at one side of the upper end of the clean water basin 18, one end of the first overflow pipe 6 is connected, excessive water in the device is discharged through the main sewage discharge pipe 3, so that the stable operation of the device is maintained, and the service life of the device is prolonged.

According to the technical scheme, when the water-saving device is used, the water in the clean water tank 18 and the water storage tank 9 is filled up through the positive pressure water pump 1, the third electromagnetic valve 7 is closed after the water in the clean water tank 18 is filled up, no water is injected into the clean water tank 18, the sixth electromagnetic valve is in a normally open state, the water feeding amount of the positive pressure water pump 1 into the water storage tank 9 is far larger than the outflow amount of the second water feeding pipe 10, the second water feeding pipe 10 feeds water into the water seal tank 13 all the time, the water in the water seal tank 13 is evaporated by supplementing high-temperature furnace gas, part of impurities in water seal water flow into one settling pond 19 through the third overflow pipe 15 and the connecting pipe, the liquid level in the water seal tank 13 is kept at the same position all the time, the pressure of water seal is kept constant, the overflowing water after the sedimentation in the settling pond 19 flows into the clean water tank 18, when the sedimentation in one settling pond 19 is excessive, the overflowing water is controlled to flow into the, the agitator 23 in the sedimentation basin 19 that the start sediment is too much starts sludge pump 25 of this sedimentation basin 19 and discharges mud, guarantees the device continuous operation through changing sedimentation basin 19, and the sewage discharge in clean water basin 18 can be discharged to the vice blow off pipe 21 of second, and positive pressure water pump 1 is intermittent to the interior water injection of cistern 9, and the device continuous operation.

Other embodiments of the present application will be apparent to those skilled in the art from consideration of the specification and practice of the application disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the application and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope of the disclosure being indicated by the following claims.

It will be understood that the present application is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The above-described embodiments of the present application do not limit the scope of the present application.

Claims

1. The utility model provides a calcium carbide stove water seal device, includes positive pressure water pump (1) and burner gas pipe (26), its characterized in that: be equipped with water seal tank (13) on stove trachea (26), the one end of stove trachea (26) runs through water seal tank (13) and extends to in water seal tank (13), install water seal cover (12) in water seal tank (13), the one end of stove trachea (26) is located water seal cover (12), cistern (9) is installed to the upper end of water seal tank (13), one side lower extreme of cistern (9) is connected with second filler pipe (10) through the sixth solenoid valve, the one end of second filler pipe (10) is located water seal tank (13), lower extreme one side of water seal tank (13) is connected with the connecting pipe through the fifth solenoid valve, the lower extreme of connecting pipe is connected with two first pair blow off pipes (17) through the tee bend water valve, the lower extreme of water seal tank (13) is equipped with two sedimentation basins (19), two the one end of first pair blow off pipe (17) extends to in sedimentation basin (19), two be fixed with clean water basin (18) between sedimentation tank (19), install immersible pump (20) in clean water basin (18), be connected with third filler pipe (16) on immersible pump (20), the one end of third filler pipe (16) is located the upper end of cistern (9), be connected with pressure boost water pipe (2) on positive pressure water pump (1), the one end of pressure boost water pipe (2) is located the upper end of cistern (9), install two first solenoid valve (4) on pressure boost water pipe (2), be connected with first filler pipe (8) on pressure boost water pipe (2), first filler pipe (8) are located two between first solenoid valve (4), and the one end of first filler pipe (8) is located the upper end of clean water basin (18), install third solenoid valve (7) on first filler pipe (8), be equipped with blowdown structure on sedimentation tank (19), and a main sewage draining pipe (3) is arranged at the bottom of the water storage tank (9) through a fourth electromagnetic valve (22).

2. The calcium carbide furnace water seal device of claim 1, wherein the blowdown structure comprises an agitator (23) installed on one side of a sedimentation tank (19), two third blow-off pipes (24) are connected to the main blow-off pipe (3), the two third blow-off pipes (24) extend to two bottoms in the sedimentation tank (19) respectively, two sludge pumps (25) are installed on the third blow-off pipes (24), the bottom of the clean water tank (18) is connected with a second auxiliary blow-off pipe (21), one end of the second auxiliary blow-off pipe (21) is connected to the main blow-off pipe (3), and a second electromagnetic valve (5) is installed on the second auxiliary blow-off pipe (21).

3. The calcium carbide furnace water-seal device as claimed in claim 1, wherein a second overflow pipe (11) is connected to the upper end of one side of the water storage tank (9), one end of the second overflow pipe (11) is located at the upper end of the water-sealed tank (13), a third overflow pipe (15) is connected to the upper end of one side of the water-sealed tank (13), one end of the third overflow pipe (15) is connected to one side of the connecting pipe, one end of the third overflow pipe (15) is located at the lower end of the fifth electromagnetic valve, a first overflow pipe (6) is installed on one side of the upper end of the clean water tank (18), and one end of the first overflow pipe (6) is connected to the main sewage pipe (3).

4. The calcium carbide furnace water seal device as claimed in claim 1, wherein a plurality of limit hooks (27) are fixed on a circumferential side wall in the water seal tank (13) at equal intervals, the lower end edge of the water seal cover (12) is arranged in a bent manner, and the limit hooks (27) correspond to the lower end of the water seal cover (12).

5. The calcium carbide furnace water seal device as recited in claim 1, wherein a blowback pipe (14) is connected to one side of the connecting pipe, and the blowback pipe (14) is located at the upper end of the fifth electromagnetic valve.

6. The calcium carbide furnace water seal device as claimed in claim 1, wherein the water seal tank (13) is located 6 meters above the sedimentation tank (19), and the water reservoir (9) is located 3 meters above the water seal tank (13).

7. The calcium carbide furnace water seal device as claimed in claim 1, wherein a liquid level meter is arranged in the clean water tank (18), and the liquid level meter and the submersible pump (20) are electrically interlocked.

8. The calcium carbide furnace water seal device as claimed in claim 1, wherein the bottom of the water seal tank (13) is funnel-shaped.