CN214734466U

CN214734466U - Visible exhaust body device for inlet of ammonia water unloading pump

Info

Publication number: CN214734466U
Application number: CN202120831120.1U
Authority: CN
Inventors: 李水锋; 罗晓岗; 刘欣; 刘麟; 袁超; 郎黔
Original assignee: Shougang Shuicheng Iron and Steel Group Co Ltd
Current assignee: Shougang Shuicheng Iron and Steel Group Co Ltd
Priority date: 2021-04-22
Filing date: 2021-04-22
Publication date: 2021-11-16
Anticipated expiration: 2031-04-22

Abstract

The utility model discloses a visual exhaust body device of ammonia water pump entry of unloading for dense ammonia water unloads to but wide application in the unloading of fields liquid chemical reagent and raw materials such as oil, chemical industry, harbour, oil depot kind. The device comprises an ammonia water tank, a pit pump, an unloading pump, a first pipe, a full flow control valve, a third emptying valve, a second pipe, a third inlet valve, a third pipe, a fourth outlet valve, a third outlet valve, a fourth pipe, a second outlet valve, a first outlet valve, a fifth pipe, a fourth emptying valve, a sixth pipe, a first exhaust valve, an exhaust sight glass, a front exhaust mirror valve, a second inlet valve, a seventh pipe, a second emptying valve, an eighth pipe, a first emptying valve, a first inlet valve, a ninth pipe, a first quick joint, a hose, a second quick joint, a tail gas absorption tank, a breathing valve, a second exhaust valve and a tenth pipe which are connected according to logic.

Description

Visible exhaust body device for inlet of ammonia water unloading pump

Technical Field

The utility model relates to an exhaust body device, especially a visual exhaust body device of aqueous ammonia unloading pump entry.

Background

The coke oven flue gas adopts that SCR catalytic reduction method carries out the denitration, the reductant that present SOx/NOx control adopted is 20% strong aqueous ammonia of outsourcing, all need the tank car to get into the scene at every turn and unload the aqueous ammonia, all need longer time to exhaust and can not observe whether the aqueous ammonia is full of the pipeline when unloading the aqueous ammonia at every turn, and can will unload remaining aqueous ammonia outflow in the pipeline, because the aqueous ammonia has strong volatility, can cause harm and cause environmental pollution to operating personnel health, this research and development mainly solves strong aqueous ammonia unloading in-process because the pump entry air of unloading is discharged unclean, cause the pump body and leak aqueous ammonia polluted environment behind the mechanical seal damage, it is big to on-the-spot operating personnel health harm.

This research and development is to solving the outsourcing concentrated ammonia water unloading in-process, because the interior air escape of pump entry pipeline of unloading, shadow car unloading work's normal clear goes on, because the operation is improper, still can cause equipment and safety ring to the harm that causes health and occupational health to field operation personnel.

Disclosure of Invention

The utility model aims to provide a: the ammonia water unloading pump inlet visible exhaust body device is used for unloading concentrated ammonia water and can be widely applied to unloading of liquid chemical reagents and raw materials in the fields of petroleum, chemical engineering, ports, oil depot varieties and the like.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an ammonia water unloading pump inlet visual exhaust device comprises an ammonia water tank, a pit pump and an unloading pump, wherein a first pipe is arranged to be connected with the ammonia water tank and the pit, a full flow control valve is arranged on the first pipe close to the end of the ammonia water tank in series, a third emptying valve is arranged on the other end of the first pipe in series, a second pipe is arranged to be connected with the pit pump and the pit, a third inlet valve is arranged on the second pipe in series, a third pipe is arranged to be connected with the pit pump and the ammonia water tank in series, a fourth outlet valve is arranged on the third pipe close to the end of the ammonia water tank in series, a third outlet valve is arranged on the other end of the third pipe in series, a fourth emptying valve is arranged on the fifth pipe close to the end of the ammonia water tank in series, a first outlet valve is arranged on the other end of the fourth pipe in series, a fourth emptying valve is arranged on the fifth pipe close to the end of the unloading pump in series, one end of the sixth pipe is connected with the first pipe between the full flow control valve and the ammonia water tank, the other end is connected on the fifth pipe between fourth blow-off valve and the pump of unloading, from the pipe direction of a number one to the pipe direction of the fifth in proper order on the sixth pipe establish first blast valve, the air discharge sight glass, blast mirror front valve and second inlet valve in series, set up the first pipe between seven tubings connection aqueous ammonia tank and third blow-off valve and the full flow control valve, and establish the second blow-off valve in series on the seventh pipe, set up eight tubings one end and connect on the sixth pipe between blast mirror front valve and second inlet valve, the other end is connected on the fifth pipe between pit and fourth blow-off valve, it establishes first blow-off valve to be close to No. five tubings direction end cluster on eight tubings, the first inlet valve is established to the other end cluster, and set up No. nine tubings on eight tubings, No. nine tubings one end is connected on the eighth pipe between first blow-off valve and first inlet valve.

On the basis of the above scheme and as a preferable scheme of the scheme: and a first quick joint is arranged at the end of the ninth pipe far away from the direction of the eighth pipe.

On the basis of the above scheme and as a preferable scheme of the scheme: the first quick coupling is connected with a hose, and the other end of the hose is provided with a second quick coupling.

On the basis of the above scheme and as a preferable scheme of the scheme: still include the tail gas absorption tank, set up ten union coupling aqueous ammonia jar grooves and tail gas absorption tank to nearly aqueous ammonia jar groove direction end sets up the breather valve on ten pipes, and the other end sets up second discharge valve.

On the basis of the above scheme and as a preferable scheme of the scheme: and the direction end of a third inlet valve of the second pipe is connected with an inlet of the pit pump, and the direction end of a third outlet valve of the third pipe is connected with an outlet of the pit pump.

On the basis of the above scheme and as a preferable scheme of the scheme: and the direction end of a first outlet valve of the fourth pipe is connected with an outlet of the unloading pump, and the direction end of a fourth emptying valve of the fifth pipe is connected with an inlet of the unloading pump.

The beneficial effects of the utility model reside in that:

the utility model discloses a visual exhaust body device of ammonia water pump entry of unloading for dense ammonia water unloads to but wide application in the unloading of fields liquid chemical reagent and raw materials such as oil, chemical industry, harbour, oil depot kind.

The utility model discloses a visual exhaust body device of aqueous ammonia pump entry of unloading has solved dense aqueous ammonia unloading in-process because the pump entry air of unloading is arranged unclean, causes the pump body and mechanical seal to damage the back and leaks aqueous ammonia polluted environment, and is big to field operation personnel health harm.

The utility model discloses a visual exhaust gas device of aqueous ammonia pump entry of unloading can effectively solve the purchase dense aqueous ammonia in-process of unloading, because the pump entry pipeline of unloading is interior to have the air to arrange unclean, and shadow car unloading work's normal clear goes on, because the operation is improper, still can cause equipment and safety ring to the harm that causes health and occupational health to field operation personnel.

Drawings

Fig. 1 is a schematic structural diagram of the visible gas exhaust device at the inlet of the ammonia water unloading pump of the utility model.

In the figure: an ammonia water tank-1, a pit-2, a pit pump-3, an unloading pump-4, a first pipe-5, a full flow control valve-6, a third emptying valve-7, a second pipe-8, a third inlet valve-9, a third pipe-10, a fourth outlet valve-11, a third outlet valve-12, a fourth pipe-13, a second outlet valve-14, a first outlet valve-15, a fifth pipe-16, a fourth emptying valve-17, a sixth pipe-18, a first exhaust valve-19, an exhaust sight glass-20, an exhaust mirror front valve-21, a second inlet valve-22, a seventh pipe-23, a second emptying valve-24, an eighth pipe-25, a first emptying valve-26, a first inlet valve-27, a ninth pipe-28, a first quick joint-29, A hose-30, a second quick coupling-31, a tail gas absorption groove-32, a breather valve-33, a second exhaust valve-34 and a No. ten pipe-35.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only some embodiments, but not all embodiments of the present invention.

Referring to fig. 1, a visible exhaust body device for an inlet of an ammonia water unloading pump comprises an ammonia water tank 1, a pit 2, a pit pump 3 and an unloading pump 4, wherein a first pipe 5 is arranged to be connected with the ammonia water tank 1 and the pit 2, a full flow control valve 6 is arranged on the first pipe 5 in series close to the end of the ammonia water tank 1, a third emptying valve 7 is arranged on the other end in series, a second pipe 8 is arranged to be connected with the pit pump 3 and the pit 2, a third inlet valve 9 is arranged on the second pipe 8 in series, a third pipe 10 is arranged to be connected with the pit pump 3 and the ammonia water tank 1, a fourth outlet valve 11 is arranged on the third pipe 10 in series close to the end of the ammonia water tank 1, a third outlet valve 12 is arranged in series at the other end, a fourth pipe 13 is arranged to be connected with the ammonia water tank 1 and the unloading pump 4, a second outlet valve 14 is arranged on the fourth pipe 13 in series close to the end of the ammonia water tank 1, a first outlet valve 15 is arranged on the other end in series, a fifth pipe 16 is arranged to be connected with the pit pump 4, and a fourth pipe 17 is arranged in series close to the unloading pump 4, one end of a sixth pipe 18 is connected to a first pipe 5 between a full flow control valve 6 and an ammonia water tank 1, the other end of the sixth pipe 18 is connected to a fifth pipe 16 between a fourth emptying valve 17 and an unloading pump 4, a first exhaust valve 19, an exhaust sight glass 20, a front exhaust sight glass valve 21 and a second inlet valve 22 are sequentially arranged on the sixth pipe 18 in series from the direction of the first pipe 5 to the direction of the fifth pipe 16, a seventh pipe 23 is arranged to be connected to the ammonia water tank 1, the first pipe 5 between the third emptying valve 7 and the full flow control valve 6, a second emptying valve 24 is arranged on the seventh pipe 23 in series, one end of an eighth pipe 25 is arranged to be connected to the sixth pipe 18 between the front exhaust sight glass valve 21 and the second inlet valve 22, the other end of the eighth pipe 25 is connected to the fifth pipe 16 between a pit 2 and the fourth emptying valve 17, a first emptying valve 26 is arranged on the eighth pipe 25 in series close to the direction of the fifth pipe 16, the other end of the eighth pipe 27 is arranged to the ninth pipe 28, the ninth pipe 28 is connected at one end to the eighth pipe 25 between the first vent valve 26 and the first inlet valve 27.

The visible gas exhaust device at the inlet of the ammonia water unloading pump is used for unloading concentrated ammonia water and can be widely applied to unloading of liquid chemical reagents and raw materials in the fields of petroleum, chemical engineering, ports, oil depot varieties and the like.

Furthermore, a first quick connector 29 is arranged at the end of the ninth pipe 28 far away from the eighth pipe 25, so that a discharge valve on an external ammonia water truck can be conveniently connected through the quick connector.

Further, a hose 30 is connected to the first quick coupling 29, and a second quick coupling 31 is provided at the other end of the hose 30. The second quick coupling 31 can be quickly connected with a discharge valve on the ammonia water truck, so that the unloading efficiency is accelerated.

Further, still include tail gas absorption tank 32, set up ten No. pipes 35 and connect aqueous ammonia jar groove 1 and tail gas absorption tank 32 to nearly aqueous ammonia jar groove 1 direction end on ten No. pipes 35 sets up breather valve 33, and the other end sets up second discharge valve 34.

Specifically, the third inlet valve 9 direction end of the second pipe 8 is connected with the inlet of the pit pump 3, and the third outlet valve 12 direction end of the third pipe 10 is connected with the outlet of the pit pump 3. The direction end of a first outlet valve 15 of the fourth pipe 13 is connected with an outlet of the unloading pump 4, and the direction end of a fourth emptying valve 17 of the fifth pipe 16 is connected with an inlet of the unloading pump 4.

The utility model discloses a visual exhaust device operating method and principle of aqueous ammonia pump unloading pump entry:

1. and the external ammonia water truck arrives at the site unloading designated site.

2. Confirming that the emptying valves 1 and 4 are closed, fully opening the outlet valve 2, slightly opening the outlet valve 1 and fully opening the inlet valve 2.

3. The full flow control valve is closed, the front valve of the exhaust mirror is opened slightly, and the exhaust valve 1 on the sight glass is opened slightly.

4. The quick connector hose is used for connecting the vehicle body with the quick connector in front of the inlet valve 1, the inlet valve 1 is opened, the unloading valve is opened, air in the inlet and outlet pipelines is exhausted, when the liquid in the sight glass exceeds 1/3, the front valve of the exhaust mirror is closed, and the exhaust valve 1 is closed.

5. Checking that the oil level of the pump body is normal, manually turning the pump pair wheel, ensuring that the power transmission is normal, starting the unloading pump according to a pump starting program after confirming that all parts are reliably connected, and adjusting the outlet valve 1 of the unloading pump according to the flow load of the outlet of the pump to unload. And opening the emptying valve 3 and the full-flow control valve after unloading is normal.

6. And after unloading is finished, closing the unloading valve, closing the inlet valve 2, stopping the unloading pump, slightly closing the outlet valve 1 and completely closing the outlet valve 2.

7. Opening the emptying valve 4 to completely discharge liquid in the inlet and outlet pipelines of the pump, and then closing the emptying valve 4; and after the emptying valve 1 is opened, the front valve of the exhaust mirror is opened to discharge liquid in the viewing mirror and the quick connector hose is connected with the front pipeline of the unloading pump, the unloading operation of completely closing the inlet and outlet valve of the unloading pump, the front exhaust valve of the mirror, removing the quick connector hose, closing the inlet valve 1 and closing the emptying valve 1 is finished.

8. According to the liquid level of the pit, a pit pump is used for pumping the liquid in the pit back to the ammonia water storage tank, and the tail gas generated in the process is absorbed through the tail gas absorption tank, so that the insipidity of the site is ensured.

Attention points in operation: the method comprises the steps that an outsourcing ammonia water vehicle arrives at a designated unloading place to be aligned, the vehicle is flamed out, anti-slip measures are taken, people and the vehicle release static electricity, dangerous chemical transport people and the vehicle safety qualification examination and product quality inspection are carried out on the vehicle by field personnel, then unloading operation is carried out according to operation rules, the personnel must monitor on site in the operation process, and the people and the vehicle are safely removed until the unloading is finished.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a visual exhaust body device of aqueous ammonia pump entry of unloading, includes aqueous ammonia jar groove (1), pit (2), pit pump (3) and pump (4) of unloading, its characterized in that: a first pipe (5) is arranged to connect an ammonia water tank (1) and a pit (2), a full flow control valve (6) is arranged on the first pipe (5) in a string manner near the ammonia water tank (1), a third emptying valve (7) is arranged on the other end in a string manner, a second pipe (8) is arranged to connect a pit pump (3) and a pit (2), a third inlet valve (9) is arranged on the second pipe (8) in a string manner, a third pipe (10) is arranged to connect the pit pump (3) and the ammonia water tank (1), a fourth outlet valve (11) is arranged on the third pipe (10) in a string manner near the ammonia water tank (1), a third outlet valve (12) is arranged on the other end in a string manner, a fourth pipe (13) is arranged to connect the ammonia water tank (1) and an unloading pump (4), a second outlet valve (14) is arranged on the fourth pipe (13) in a string manner near the ammonia water tank (1), a first outlet valve (15) is arranged on the other end in a string manner, a fifth pipe (16) is arranged to connect the ammonia water tank (2) and the unloading pump (4), a fourth emptying valve (17) is arranged on the fifth pipe (16) in series close to the direction end of the unloading pump (4), one end of a sixth pipe (18) is arranged to be connected to the first pipe (5) between the full-flow control valve (6) and the ammonia water tank (1), the other end of the sixth pipe (18) is arranged to be connected to the fifth pipe (16) between the fourth emptying valve (17) and the unloading pump (4), a first exhaust valve (19), an exhaust sight glass (20), a front exhaust sight glass valve (21) and a second inlet valve (22) are sequentially arranged on the sixth pipe (18) in series from the direction of the first pipe (5) to the direction of the fifth pipe (16), a seventh pipe (23) is arranged to be connected with the first pipe (5) between the ammonia water tank (1) and the third emptying valve (7) and the full-flow control valve (6), a second emptying valve (24) is arranged on the seventh pipe (23) in series, one end of an eighth pipe (25) is arranged to be connected to the inlet valve (18) between the front exhaust sight glass (21) and the sixth pipe (22), the other end is connected on No. five pipe (16) between pit (2) and fourth atmospheric valve (17), is close to No. five pipe (16) direction end on No. eight pipe (25) and establishes first atmospheric valve (26) in series, and first inlet valve (27) are established in series to the other end to set up No. nine pipe (28) on No. eight pipe (25), No. nine pipe (28) one end is connected on No. eight pipe (25) between first atmospheric valve (26) and first inlet valve (27).

2. The visible exhaust device at the inlet of the ammonia water unloading pump of claim 1, which is characterized in that: and a first quick joint (29) is arranged at the end of the ninth pipe (28) far away from the eighth pipe (25).

3. The ammonia water unloading pump inlet visual exhaust body device of claim 2, characterized in that: the first quick connector (29) is connected with a hose (30), and the other end of the hose (30) is provided with a second quick connector (31).

4. The visible exhaust device at the inlet of the ammonia water unloading pump of claim 1, which is characterized in that: still include tail gas absorption tank (32), set up ten pipe (35) and connect aqueous ammonia jar groove (1) and tail gas absorption tank (32) to nearly aqueous ammonia jar groove (1) direction end sets up breather valve (33) on ten pipe (35), and the other end sets up second discharge valve (34).

5. The visible exhaust device at the inlet of the ammonia water unloading pump of claim 1, which is characterized in that: and the direction end of a third inlet valve (9) of the second pipe (8) is connected with an inlet of the pit pump (3), and the direction end of a third outlet valve (12) of the third pipe (10) is connected with an outlet of the pit pump (3).

6. The visible exhaust device at the inlet of the ammonia water unloading pump of claim 1, which is characterized in that: the direction end of a first outlet valve (15) of the fourth pipe (13) is connected with an outlet of the unloading pump (4), and the direction end of a fourth emptying valve (17) of the fifth pipe (16) is connected with an inlet of the unloading pump (4).