CN216103967U - Tank car unloading gas absorption device - Google Patents

Abstract

The utility model provides a tank car unloading gas absorption device, which comprises a tank car and an unloading storage tank, wherein a discharge hole is formed in the bottom of the tank car, the unloading storage tank is communicated with the discharge hole of the tank car through a pipeline, a first air outlet pipe is spliced in a pipeline at the top of the tank car, a second air outlet pipe is spliced in a pipeline at the top of the unloading storage tank, the outlet end of the top of the first air outlet pipe is communicated with a communicating pipe, the communicating pipe is communicated with the second air outlet pipe, the other end of the communicating pipe is connected with a vacuum pump, and the other end of the vacuum pump is connected with a water absorption tank through a pipeline. When the volatile liquid is unloaded, the volatile gas generated is dissolved into water under the action of the vacuum pump through the pipeline, so that the pressure of each tank body is balanced, and meanwhile, the gas which is easy to pollute the environment is recycled, the environment is protected, and resources are saved.

Description

Tank car unloading gas absorption device

Technical Field

The utility model discloses a gas absorption device for unloading of a tank car, and belongs to the field of gas absorption devices.

Background

When volatile liquid or organic matter liquid are like liquid chemical raw materials loading and unloading such as concentrated sulfuric acid, concentrated hydrochloric acid, because its characteristic is when liquid material gets into the storage tank, easily produce a large amount of volatile gaseous, in the higher season of ambient temperature, the temperature of material also can rise along with ambient temperature's rising, produces a large amount of volatile gaseous simultaneously, leads to the pressure of jar internal portion constantly to increase, seriously influences the mechanical properties and the effective life of jar body.

In order to balance the pressure in the tank body, an exhaust pipe is generally connected to the tank body, and the pressure in the tank body is balanced by exhausting air outwards or supplying air inwards, so that a large amount of volatile gas is exhausted into the environment through a breather valve and a safety valve, the part of gas is tail gas generated during loading and unloading, but the exhausted gas contains volatile liquid, so that the environment is often polluted, and the exhausted gas needs to be purified and recycled firstly.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide a tank car unloading gas absorption device to solve the problems in the background art, and provides a solution for the problem that the gas at the direct discharge position of a tank body is easy to pollute the environment.

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a gaseous absorbing device of tank car unloading, includes tank car and unloading storage tank, the discharge gate is established to tank car bottom, the discharge gate that unloading storage tank passes through pipeline and tank car is linked together, tank car roof portion pipeline is pegged graft and is had first outlet duct, the pipeline is pegged graft and is had the second outlet duct in unloading storage tank top, first outlet duct top exit end intercommunication has communicating pipe, communicating pipe is linked together with the second outlet duct, and the other end pipe connection of communicating pipe has the vacuum pump, the other end pipe connection of vacuum pump has the water absorption jar.

Furthermore, the pipeline between the vacuum pump and the water absorption tank is set as an output pipe, the output port of the output pipe is positioned at the bottom of the inner cavity of the water absorption tank, the pipeline outside the output port of the output pipe is connected with a dispersion pipe, and the dispersion pipe is provided with a plurality of dispersion holes.

Furthermore, a water inlet is formed in the top of the water absorption tank, a water outlet is formed in the bottom of the side wall of the water absorption tank, and switch valves are arranged on the water inlet and the water outlet.

Furthermore, the top of the water absorption tank is provided with a vent valve, and the vent valve is positioned at one end of the top of the water absorption tank close to the side wall.

Furthermore, a fixing frame is installed on the outer side of one end, close to the tank truck, of the unloading storage tank, and the bottom end of the fixing frame is fixed on the ground through bolts.

Further, the top end of the fixing frame is provided with a clamping ring, one end of the clamping ring is rotatably connected with a limiting ring, the limiting ring is fixedly connected with the clamping ring through a bolt, and the clamping ring and the limiting ring are connected with a communicating pipe in a clamping mode.

Further, be fixed with on the mount lateral wall and hold the frame, it establishes to hold frame one side and places the mouth, and holds frame top slip grafting and have the cardboard, be equipped with the bayonet socket on the cardboard.

The utility model has the beneficial effects that: the volatile liquid discharging device disclosed by the utility model can dissolve generated volatile gas into water under the action of the vacuum pump through the pipeline when the volatile liquid is discharged, so that the volatilized gas is reasonably utilized while gas leakage is prevented, the equipment cost is low, the manufacturing cost is low, the vent valve arranged at the top of the water absorption tank can ensure the pressure of the three tank bodies to be consistent, the damage caused by overlarge or undersize pressure inside the tank bodies is prevented, the situation that water is sucked into the material storage tank is ensured, the gas which is easy to pollute the environment is recycled while the pressure of each tank body is balanced, the environment is protected, and resources are saved.

Drawings

Other features, objects and advantages of the utility model will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic view of a tank car discharge gas absorption apparatus of the present invention;

FIG. 2 is a schematic illustration of the mounting in a tank car discharge gas absorber of the present invention;

fig. 3 is a schematic diagram of a water absorption tank in the tank truck unloading gas absorption device of the utility model.

In the figure: 1-tank car; 2-unloading the storage tank; 3-a first air outlet pipe; 4-a second air outlet pipe; 5-communicating pipe; 6-a vacuum pump; 7-a water absorption tank; 8-an output pipe; 9-a dispersion tube; 10-discrete holes; 11-a blow-down valve; 12-a fixing frame; 13-a snap ring; 14-a stop collar; 15-a containment frame; 16-a clamping plate; 17-bayonet.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

Referring to fig. 1-fig. 1, the present invention provides a technical solution: a gas absorption device for unloading of a tank car comprises the tank car 1 and an unloading storage tank 2, wherein a fixed frame 12 is installed at the outer side of one end, close to the tank car 1, of the unloading storage tank 2, the bottom end of the fixed frame 12 is fixed on the ground through a bolt, a clamping ring 13 is arranged at the top end of the fixed frame 12, one end of the clamping ring 13 is rotatably connected with a limiting ring 14, the limiting ring 14 is fixedly connected with the clamping ring 13 through a bolt, the clamping ring 13 and the limiting ring 14 are clamped with a communicating pipe 5, the clamping ring 13 and the limiting ring 14 are rotatably clamped, the communicating pipe 5 is conveniently limited and supported, smooth circulation of gas in the communicating pipe 5 is ensured, a discharge port is arranged at the bottom of the tank car 1, the unloading storage tank 2 is communicated with a discharge port of the tank car 1 through a pipeline, a first gas outlet pipe 3 is inserted in a top pipeline of the tank car 1, a second gas outlet pipe 4 is inserted in a top pipeline of the unloading storage tank 2, an outlet end at the top of the first gas outlet pipe 3 is communicated with the communicating pipe 5, communicating pipe 5 is linked together with second outlet duct 4, and the other end pipe connection of communicating pipe 5 has vacuum pump 6, and the other end pipe connection of vacuum pump 6 has water absorption tank 7, through communicating pipe 5, is convenient for dissolve the gas in tank car 1 and the discharge storage tank 2 together carry to water absorption tank 7 in.

The pipeline between vacuum pump 6 and the water absorption jar 7 is established to output tube 8, and the delivery outlet of output tube 8 is located the inner chamber bottom of water absorption jar 7, and the delivery outlet outside pipe connection of output tube 8 has dispersion pipe 9, is equipped with a plurality of dispersion holes 10 on the dispersion pipe 9, through dispersion pipe 9 and dispersion holes 10, is convenient for disperse the gas that output tube 8 carried out, increases the contact surface of gas and aqueous solution to increase gaseous solubility at the bottom.

The water inlet is seted up at 7 tops of water absorption jar, and the delivery port is seted up to 7 lateral wall bottoms of water absorption jar, all be equipped with the ooff valve on water inlet and the delivery port, through the ooff valve, be convenient for control opening or closing of delivery port and water inlet, through delivery port and water inlet, be convenient for keep water to last into jar, go out the jar, prevent to reach the supersaturation and reduce absorption efficiency because of absorbing, the top of water absorption jar 7 is equipped with atmospheric valve 11, atmospheric valve 11 is located the one end that the lateral wall is close to at 7 tops of water absorption jar, through atmospheric valve 11, be convenient for guarantee three jar of pressure unanimous of body, thereby prevent that jar internal pressure is too big or the undersize damage, guarantee simultaneously can not let water suck-back to the material storage tank in.

Be fixed with on the 12 lateral walls of mount and hold frame 15, hold frame 15 one side and establish and place the mouth, and hold frame 15 top slip grafting and have cardboard 16, be equipped with bayonet socket 17 on the cardboard 16, hold frame 15 top slip grafting through cardboard 16, be convenient for with the joint of first outlet duct 3 in holding frame 15 to the joint of first outlet duct 3 of protection.

The specific implementation mode is as follows: firstly, aligning the tail part of the tank car 1 with the unloading storage tank 2, connecting a discharge hole at the top part of the tank car 1 with the unloading storage tank 2 through a pipeline, taking the first gas outlet pipe 3 out of the containing frame 15, inserting the first gas outlet pipe into a gas outlet at the top part of the tank car 1, starting the vacuum pump 6, volatile gas in the tank truck 1 and gas in the unloading storage tank 2 enter an output pipe 8 through a communicating pipe 5 under the action of a vacuum pump 6, are finally transversely conveyed into a dispersion pipe 9 at the bottom of the output pipe 8, are discharged from dispersion holes 10 of the dispersion pipe 9, are discharged from the dispersion holes 10 after being dispersed, are convenient for increasing the contact area of the gas and aqueous solution, the gas is fully mixed and dissolved with the aqueous solution, the acid aqueous solution which is saturated after being absorbed is discharged out of the water absorption tank 7 and can be used for production, and the volatilized gas is reasonably recycled while the gas leakage is prevented.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (7)

1. The utility model provides a gaseous absorbing device of tank car unloading, includes tank car (1) and unloading storage tank (2), the discharge gate is established to tank car (1) bottom, unloading storage tank (2) are linked together its characterized in that through the discharge gate of pipeline with tank car (1): the tank car (1) top pipeline is pegged graft and is had first outlet duct (3), unloading storage tank (2) top pipeline is pegged graft and is had second outlet duct (4), first outlet duct (3) top outlet end intercommunication has communicating pipe (5), communicating pipe (5) are linked together with the second outlet duct, and the other end pipe connection of communicating pipe (5) has vacuum pump (6), the other end pipe connection of vacuum pump (6) has water absorption tank (7).

2. The tank car unloading gas absorption apparatus of claim 1, wherein: pipeline between vacuum pump (6) and water absorption tank (7) is established to output tube (8), the delivery outlet of output tube (8) is located the inner chamber bottom of water absorption tank (7), and the delivery outlet outside pipe connection of output tube (8) has dispersion pipe (9), be equipped with a plurality of dispersion holes (10) on dispersion pipe (9).

3. The tank car unloading gas absorption apparatus of claim 2, wherein: the water inlet is formed in the top of the water absorption tank (7), the water outlet is formed in the bottom of the side wall of the water absorption tank (7), and switch valves are arranged on the water inlet and the water outlet.

4. The tank car unloading gas absorption apparatus of claim 2, wherein: the top of water absorption jar (7) is equipped with atmospheric valve (11), atmospheric valve (11) are located the one end that water absorption jar (7) top is close to the lateral wall.

5. The tank car unloading gas absorption apparatus of claim 1, wherein: and a fixed frame (12) is installed on the outer side of one end, close to the tank car (1), of the unloading storage tank (2), and the bottom end of the fixed frame (12) is fixed on the ground through bolts.

6. The tank car unloading gas absorption apparatus of claim 5, wherein: the utility model discloses a safety protection device for a vehicle, including mount (12), the one end of snap ring (13) is rotated and is connected with spacing ring (14), mounting bracket (12) top is equipped with snap ring (13), the one end of snap ring (13) is rotated and is connected with spacing ring (14), spacing ring (14) are through bolt and snap ring (13) fixed connection, between snap ring (13) and spacing ring (14) with communicating pipe (5) joint.

7. The tank car unloading gas absorption apparatus of claim 5, wherein: the fixing frame is characterized in that a containing frame (15) is fixed on the side wall of the fixing frame (12), a placing opening is formed in one side of the containing frame (15), a clamping plate (16) is inserted into the top of the containing frame (15) in a sliding mode, and a bayonet (17) is arranged on the clamping plate (16).

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