Tank car excess pressure recovery mechanism

Abstract

The utility model is applicable to the technical field of recovery mechanisms, and provides a tank car excess pressure recovery mechanism, which comprises a gas-guide tube, gas-guide components, a condensation separation component and a wind power generation component, the gas-guide tube is communicated with the leading-out end of a tank car, the gas-guide components are distributed at the top end of the gas-guide tube at equal angles, the condensation separation component is mounted at the end of the gas-guide component, and the wind power generation component is connected with the condensation separation component. The wind power generation assembly is installed on a flow dividing pipe in the gas guiding assembly and used for generating power when the mixed gas moves, and the tank car is further connected with an external heat regenerator through a pipeline; according to the recovery mechanism, through the arranged gas guide assembly and condensation separation assembly, not only can mixed hot air be shunted and the recovery precision be improved, but also automatic separation and collection work of air and liquefied natural gas can be achieved, meanwhile, energy conversion can be achieved in the movement process of the mixed air, and the recovery efficiency is improved. And the energy is converted into electric energy to be stored so as to ensure that the recovery efficiency is improved to the maximum efficiency.

Description

Technical Field

[0001] The utility model belongs to the technical field of recovery mechanisms, and in particular relates to a tank truck residual pressure recovery mechanism. Background Art

[0002] When the currently used tank truck residual pressure recovery mechanism is in use, the residual natural gas in the tank truck is vaporized under the action of the air-temperature vaporizer, the delivery pump and the regenerator. The vaporized natural gas is drawn into the condenser under the action of the compressor. After the natural gas mixed with the high-temperature gas is cooled, the high-temperature gas is converted into liquid, and the gaseous natural gas is discharged and collected.

[0003] However, the existing recycling mechanism cannot automatically control the recycling process, and has the problem of single function during recycling, and cannot fully utilize the energy of the mixed gas during the movement process, which easily causes energy waste. Utility Model Content

[0004] The purpose of the embodiment of the utility model is to provide a tank truck residual pressure recovery mechanism, aiming to solve the problems existing in the above-mentioned background technology.

[0005] The utility model is implemented as follows: a tank car residual pressure recovery mechanism includes an air guide pipe, and the air guide pipe is connected to the outlet end of the tank car:

[0006] An air guide component, wherein a plurality of the air guide components are provided and the air guide components are distributed at the top of the air guide tube at equal angles;

[0007] A condensation separation component, which is installed at the end of the gas guide component to separate and guide the discharged mixed gas;

[0008] A wind power generation component, which is installed on the shunt pipe in the air guide component and is used to generate electricity when the mixed gas moves along the shunt pipe;

[0009] The tank truck is also connected to an external heat regenerator through a pipeline, and the heated air is transported to the tank truck along the pipeline through the heat regenerator, so that the liquid natural gas in the tank truck is gasified and flows along the air guide pipe into the air guide component.

[0010] Preferably, the air guide assembly comprises a shunt pipe, a guide pipe, an air guide hole 1, an arc plate and a vertical pipe;

[0011] The shunt pipe is fixedly installed on the top of the air guide pipe, each shunt pipe is connected to the air guide hole opened on the side of the top of the air guide pipe, and an arc plate is also installed in the shunt pipe;

[0012] The side of the diversion pipe is connected with a guide pipe, and the end of the diversion pipe is longitudinally connected with a vertical pipe to ensure that the gas discharged from the air guide pipe is diverted.

[0013] Preferably, the condensation separation component comprises a condenser, a fan and a liquid guide pipe;

[0014] The condenser is connected to the bottom ends of a plurality of vertical tubes;

[0015] A fan is fixedly installed on the side of the condenser to discharge the natural gas outward;

[0016] The bottom end of the condenser is also connected with a liquid guide pipe for guiding out liquid water.

[0017] Preferably, the wind power generation assembly comprises a transverse rotating shaft, fan blades and a generator set;

[0018] The transverse rotating shaft is rotatably mounted on the shunt pipe and the filter screen, and the transverse rotating shaft is transmission-connected to the external generator set through a coupling;

[0019] The transverse rotating shaft is also fixedly connected with a fan blade, and a filter screen is installed at the end of the transverse rotating shaft in the diverter pipe.

[0020] Preferably, a concentration detector is fixedly mounted on the inner wall of the air duct, a controller is mounted on the outer surface of the air duct, and the controller is electrically connected to the concentration detector;

[0021] The controller is also connected to an external heat regenerator.

[0022] The embodiment of the utility model provides a tank truck residual pressure recovery mechanism, which can not only divert the mixed hot air and improve the recovery accuracy through the arranged air guide components and condensation separation components, but also realize the automatic separation and collection of air and liquefied natural gas. At the same time, it can also realize energy conversion during the movement of the mixed air and convert it into electrical energy for storage, so as to ensure the maximum efficiency of the recovery. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 A top view of a residual pressure recovery mechanism for a tank truck provided in an embodiment of the utility model;

[0024] Figure 2 A structural schematic diagram of a tank truck residual pressure recovery mechanism provided by an embodiment of the utility model;

[0025] Figure 3 A front view of a condenser in a residual pressure recovery mechanism of a tank car provided by an embodiment of the utility model;

[0026] Figure 4 for Figure 2 A partial enlarged view of the middle part;

[0027] Figure 5A three-dimensional structural diagram of a filter screen, a transverse rotating shaft and an arc-shaped plate in a residual pressure recovery mechanism of a tank car provided by an embodiment of the utility model;

[0028] In the attached drawings: 1- air guide pipe; 2- diverter pipe; 3- guide pipe; 4- condenser; 5- fan; 6- liquid guide pipe; 7- air guide hole 1; 8- filter screen; 9- horizontal rotating shaft; 10- fan blade; 11- generator set; 12- arc plate; 13- air guide hole 2; 14- concentration detector; 15- vertical pipe; 16- controller. DETAILED DESCRIPTION

[0029] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0030] The specific implementation of the present utility model is described in detail below in conjunction with specific embodiments.

[0031] like Figure 1-Figure 5 As shown, it is a structural diagram of a residual pressure recovery mechanism for a tank truck provided by an embodiment of the utility model, comprising an air guide pipe 1, an air guide component, a condensation separation component and a wind power generation component, wherein the air guide pipe 1 is connected to the outlet end of the tank truck: a plurality of air guide components are provided, and the air guide components are distributed at equal angles on the top of the air guide pipe 1; the condensation separation component is installed at the end of the air guide component to separate and export the exhausted mixed gas; the wind power generation component is installed on the diversion pipe 2 in the air guide component, and is used to generate electricity during the movement of the mixed gas along the diversion pipe 2; wherein, the tank truck is also connected to an external heat regenerator through a pipeline, and the heated air is transported to the tank truck along the pipeline through the heat regenerator, so that the liquid natural gas in the tank truck is gasified and flows along the air guide pipe 1 into the air guide component.

[0032] The present application provides a tank truck residual pressure recovery mechanism, which, through the arrangement of air guide components and condensation separation components, can not only divert the mixed hot air to improve the recovery accuracy, but also realize the automatic separation and collection of air and liquefied natural gas. At the same time, it can also realize energy conversion during the movement of the mixed air and convert it into electrical energy for storage, so as to ensure the maximum efficiency of the recovery.

[0033] In one example of the present invention, a concentration detector 14 is fixedly installed on the inner wall of the air duct 1, and a controller 16 is installed on the outer surface of the air duct 1, and the controller 16 is electrically connected to the concentration detector 14; the controller 16 is also connected to an external heat regenerator to control the working process of the external heat regenerator of the concentration detector 14 according to the detection result of the concentration detector 14.

[0034] like Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 As shown in FIG. 1 , as a preferred embodiment of the utility model, the air guide assembly includes a shunt pipe 2, a guide pipe 3, an air guide hole 7, an arc plate 12 and a vertical pipe 15;

[0035] The shunt pipe 2 is fixedly installed at the top of the air guide pipe 1, and each shunt pipe 2 is connected to the air guide hole 7 opened on the top side of the air guide pipe 1. An arc plate 12 is also installed in the shunt pipe 2;

[0036] The side of the diversion pipe 2 is connected to a guide pipe 3 , and the end of the guide pipe 3 is longitudinally connected to a vertical pipe 15 to ensure that the gas discharged from the air guide pipe 1 is diverted.

[0037] In one example of the utility model, the mixed hot air and natural gas move upward from the tank truck along the air guide pipe 1, and are diverted through multiple air guide holes 7. The diverted mixed gas is filtered along the diversion pipe 2, and the diversion pipe 2 filters the impurities in the mixed gas. When the mixed gas passes through the arc plate 12 along the diversion pipe 2, it enters the guide pipe 3 and enters the condensation separation component along the vertical pipe 15.

[0038] like Figure 1 and Figure 3 As shown, as another preferred embodiment of the utility model, the condensation separation component includes a condenser 4, a fan 5 and a liquid guide pipe 6;

[0039] The condenser 4 is connected to the bottom ends of a plurality of vertical pipes 15;

[0040] A fan 5 is fixedly installed on the side of the condenser 4 to discharge the natural gas outward;

[0041] The bottom end of the condenser 4 is also connected to a liquid guide pipe 6 for guiding out liquid water.

[0042] In one embodiment of the present invention, after the mixed gas enters the condenser 4, the gaseous natural gas is discharged outward under the action of the fan 5 and is independently collected in a storage tank, while the high-temperature air is converted into liquid water under the action of the condenser 4 and discharged outward along the liquid conduit 6.

[0043] like Figure 1 , Figure 2 and Figure 4 As shown, as another preferred embodiment of the utility model, the wind power generation assembly includes a transverse rotating shaft 9, a fan blade 10 and a generator set 11;

[0044] The transverse rotating shaft 9 is rotatably mounted on the diverter pipe 2 and the filter screen 8, and the transverse rotating shaft 9 is transmission-connected to the external generator set 11 through a coupling;

[0045] The transverse rotating shaft 9 is also fixedly connected with a fan blade 10 , and a filter screen 8 is installed at the end of the transverse rotating shaft 9 in the diverter pipe 2 .

[0046] In one example of the utility model, when the mixed gas moves along the diversion pipe 2, it drives the fan blades 10 to move when passing through them. The fan blades 10 also drive the transverse rotating shaft 9 to rotate along the arc plate 12. The transverse rotating shaft 9 is matched with the generator set 11 to generate electricity during the rotation process.

[0047] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or basic features of the present invention. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention.

[0048] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A tank truck residual pressure recovery mechanism, characterized in that: It includes an air guide pipe, which is connected to the outlet end of the tank car: An air guide component, wherein a plurality of the air guide components are provided and the air guide components are distributed at the top of the air guide tube at equal angles; A condensation separation component, which is installed at the end of the gas guide component to separate and guide the discharged mixed gas; A wind power generation component, which is installed on the shunt pipe in the air guide component and is used to generate electricity when the mixed gas moves along the shunt pipe; The tank truck is also connected to an external heat regenerator through a pipeline, and the heated air is transported to the tank truck along the pipeline through the heat regenerator, so that the liquid natural gas in the tank truck is gasified and flows along the air guide pipe into the air guide component.

2. A tank truck residual pressure recovery mechanism according to claim 1, characterized in that: The air guide assembly comprises a shunt pipe, a guide pipe, an air guide hole 1, an arc plate and a vertical pipe; The shunt pipe is fixedly installed on the top of the air guide pipe, each shunt pipe is connected to the air guide hole opened on the side of the top of the air guide pipe, and an arc plate is also installed in the shunt pipe; The side of the diversion pipe is connected with a guide pipe, and the end of the diversion pipe is longitudinally connected with a vertical pipe to ensure that the gas discharged from the air guide pipe is diverted.

3. A tank truck residual pressure recovery mechanism according to claim 2, characterized in that: The condensation separation component includes a condenser, a fan and a liquid guide pipe; The condenser is connected to the bottom ends of a plurality of vertical tubes; A fan is fixedly installed on the side of the condenser to discharge the natural gas outward; The bottom end of the condenser is also connected with a liquid guide pipe for guiding out liquid water.

4. A tank truck residual pressure recovery mechanism according to claim 2, characterized in that: The wind power generation assembly includes a transverse rotating shaft, fan blades and a generator set; The transverse rotating shaft is rotatably mounted on the shunt pipe and the filter screen, and the transverse rotating shaft is transmission-connected to the external generator set through a coupling; The transverse rotating shaft is also fixedly connected with a fan blade, and a filter screen is installed at the end of the transverse rotating shaft in the diverter pipe.

5. A tank truck residual pressure recovery mechanism according to claim 1, characterized in that: A concentration detector is fixedly installed on the inner wall of the air guide tube, a controller is installed on the outer surface of the air guide tube, and the controller is electrically connected to the concentration detector; The controller is also connected to an external heat regenerator.

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