Double-helix supercharging device

Abstract

The utility model discloses a double-helix supercharging device which comprises a tank body, the top end of the tank body is communicated and connected with an air return pipe, the bottom end of the tank body is communicated and connected with a liquid inlet pipe, the air return pipe and the liquid inlet pipe are respectively communicated and fixed with a three-way pipe, and two ends of one of the three-way pipes are respectively communicated and connected with a first helix pipe and a second helix pipe. The other end of the first spiral pipe and the other end of the second spiral pipe are respectively communicated and connected with the two ends of the other three-way pipe; the two ends of the first spiral pipe and the two ends of the second spiral pipe are fixedly connected with connectors in a communicating mode, and the connectors are fixedly connected to the three-way pipe in a communicating mode. The spiral pipe design is adopted, the two three-way pipes are connected with the liquid inlet pipe and the air return pipe respectively, the heat exchanger has the advantages of being large in heat exchange area, large in flow and small in flow resistance, operation efficiency can be effectively improved, the inner wall of each three-way pipe adopts the three-section bending part design, impact resistance generated when fluid flows through the three-way pipes can be reduced, and the heat exchange efficiency is improved. Therefore, the working efficiency can be further improved.

Description

Technical Field

[0001] The utility model relates to the technical field of low-temperature storage tanks, in particular to a double-screw supercharging device. Background Art

[0002] Cryogenic tanks are also called cryogenic storage tanks. They are mainly used to store liquid gases, such as liquid nitrogen, liquid oxygen, liquid hydrogen or liquefied natural gas. The storage temperature of these liquid gases is usually much lower than room temperature. The structural design of the cryogenic tank must be able to effectively maintain a low temperature environment, prevent the evaporation of liquid gases and maintain their liquid state. The booster pipeline of the existing cryogenic tank adopts a single coil design, which has problems such as small heat exchange area, small flow rate, and large flow resistance, resulting in low operating efficiency; and the three-way pipe used in the booster pipeline of the existing cryogenic tank has the defect of large flow resistance, which further reduces the operating efficiency. Utility Model Content

[0003] The purpose of the utility model is to provide a double-screw supercharging device to solve the problems raised in the above background technology.

[0004] In order to solve the above technical problems, the utility model provides the following technical solutions: a double-helix boosting device, comprising a tank body, the top end of the tank body is conductively connected to a return air pipe, the bottom end of the tank body is conductively connected to a liquid inlet pipe, and three-way pipes are conductively fixed on the return air pipe and the liquid inlet pipe, wherein the two ends of one of the three-way pipes are conductively connected to a first spiral pipe and a second spiral pipe, respectively, and the other ends of the first spiral pipe and the second spiral pipe are respectively conductively connected to the two ends of the other three-way pipe.

[0005] Preferably, both ends of the first spiral tube and the second spiral tube are conductively fixed with connectors, and the connectors are conductively fixed on the three-way tube.

[0006] Preferably, a support is provided at the bottom end of the tank body, a shell is fixedly connected to the support, and the shell is fixedly connected to the tank body, and a plurality of clamps are installed on the first spiral tube and the second spiral tube, and the clamps are fixedly connected in the shell.

[0007] Preferably, a pressure gauge is fixed on the top of the tank body, a valve is fixed on the other end of the pressure gauge, a connecting pipe is fixed on the other end of the valve, a pipe joint is fixed on the other end of the connecting pipe, and the pipe joint is fixedly connected to the outer shell, and the return air pipe is fixed to the other end of the pipe joint.

[0008] Preferably, the two three-way pipes are each provided with a first mounting hole, and the return air pipe and the liquid inlet pipe are respectively connected and fixed in the two first mounting holes, the first mounting holes are conductively connected with flow guide holes, and both ends of the flow guide holes are conductively connected with second mounting holes.

[0009] Preferably, the guide hole includes a first curved portion and a second curved portion, and the first mounting hole is conductively connected to the first curved portion, and second curved portions are provided at both ends of the first curved portion, and the second curved portion is conductively connected to the second mounting hole.

[0010] The double-helix supercharging device provided by the utility model has the following advantages: the utility model adopts a spiral tube design and utilizes two tee pipes to be connected with the liquid inlet pipe and the air return pipe respectively, and has the advantages of a large heat exchange area, a large flow rate, and a small flow resistance, and can effectively improve the operating efficiency. The inner wall of the tee pipe of the utility model adopts a three-section bending part design, which can reduce the impact resistance when the fluid flows through the tee pipe, thereby further improving the operating efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0012] Figure 1 It is a schematic diagram of the overall main cutaway structure of the utility model;

[0013] Figure 2 This is a schematic diagram of the three-dimensional structure of the second spiral tube of the utility model;

[0014] Figure 3 It is a schematic diagram of the main cutaway structure of the three-way pipe of the utility model.

[0015] In the figure: 1. tank body; 11. outer shell; 12. support; 13. liquid inlet pipe; 14. pressure gauge; 15. valve; 16. connecting pipe; 17. pipe joint; 18. return air pipe; 2. three-way pipe; 21. guide hole; 211. first bend; 212. second bend; 22. first mounting hole; 23. second mounting hole; 3. first spiral tube; 4. second spiral tube; 5. clamp; 6. connector. DETAILED DESCRIPTION

[0016] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0017] Please see attached Figure 1 -Attached Figure 3 The utility model provides an embodiment: a double-screw supercharging device, including a tank body 1, the top of the tank body 1 is conductively connected to a return air pipe 18, the bottom of the tank body 1 is conductively connected to a liquid inlet pipe 13, and a three-way pipe 2 is conductively fixed on the return air pipe 18 and the liquid inlet pipe 13, and the two ends of one of the three-way pipes 2 are conductively connected to the first spiral pipe 3 and the second spiral pipe 4, and the other ends of the first spiral pipe 3 and the second spiral pipe 4 are conductively connected to the two ends of another three-way pipe 2, the return air pipe 18 is used to pressurize the return air, and the liquid inlet pipe 13 is used to pressurize the liquid inlet. The first spiral pipe 3 and the second spiral pipe 4 are heat exchange pipes, and the three-way pipe 2 is used to connect the first spiral pipe 3 with the return air pipe 18 and the liquid inlet pipe 13, and connect the second spiral pipe 4 with the return air pipe Tube 18 is connected to the liquid inlet pipe 13; both ends of the first spiral tube 3 and the second spiral tube 4 are connected and fixed with a connector 6, and the connector 6 is connected and fixed on the three-way tube 2, the connector 6 is used to connect the first spiral tube 3 and the three-way tube 2, and the connector 6 is used to connect the second spiral tube 4 and the three-way tube 2; a support 12 is provided at the bottom end of the tank body 1, and a shell 11 is fixedly connected to the support 12, and the shell 11 is fixedly connected to the tank body 1, and a plurality of clamps 5 are installed on the first spiral tube 3 and the second spiral tube 4, and the clamps 5 are fixedly connected to the shell 11, the support 12 is used to support the tank body 1, the shell 11 is used to protect the pipeline and the tank body 1, and the clamps 5 are used to fix the first spiral tube 3 and the second spiral tube 4; the top of the tank body 1 is connected and fixed A pressure gauge 14 is provided, and the other end of the pressure gauge 14 is connected to and fixed with a valve 15, and the other end of the valve 15 is connected to and fixed with a connecting pipe 16, and the other end of the connecting pipe 16 is connected to and fixed with a pipe joint 17, and the pipe joint 17 is fixedly connected to the housing 11, and the return pipe 18 is connected to and fixed to the other end of the pipe joint 17, the pressure gauge 14 is used to monitor the pipeline pressure, the valve 15 is used to control the on-off of the pipeline, the connecting pipe 16 is used to install the pipe joint 17 and the valve 15, and the pipe joint 17 is used to connect the connecting pipe 16 and the return pipe 18; the two tee pipes 2 are each provided with a first mounting hole 22, and the return pipe 18 and the liquid inlet pipe 13 are respectively connected and fixed in the two first mounting holes 22, and the first mounting holes 22 are connected and connected There is a guide hole 21, both ends of the guide hole 21 are conductively connected with the second mounting hole 23, the first mounting hole 22 is used to install the return air pipe 18 and the liquid inlet pipe 13, the guide hole 21 is used to guide the fluid, and the second mounting hole 23 is used to install the first spiral tube 3 and the second spiral tube 4; the guide hole 21 includes a first curved portion 211 and a second curved portion 212, and the first mounting hole 22 is conductively connected to the first curved portion 211, both ends of the first curved portion 211 are provided with the second curved portion 212, and the second curved portion 212 is conductively connected to the second mounting hole 23, the first curved portion 211 protrudes toward the first mounting hole 22, and the second curved portion 212 is protruded in the opposite direction to the first curved portion 211.

[0018] Working principle: When assembling and using the utility model, it is necessary to install the four connectors 6 at both ends of the first spiral tube 3 and the second spiral tube 4 respectively, and then install the two connectors 6 on the first spiral tube 3 on the two three-way tubes 2 respectively, and install the two connectors 6 on the second spiral tube 4 on the two three-way tubes 2 respectively, install the return air pipe 18 and the liquid inlet pipe 13 on the two three-way tubes 2 respectively, connect the liquid inlet pipe 13 to the bottom end of the tank body 1, connect the return air pipe 18 to the pipe joint 17, connect the pipe joint 17 and the valve 15 through the connecting pipe 16, connect the pressure gauge 14 to the other end of the valve 15, and connect the other end of the pressure gauge 14 to the top of the tank body 1. When the fluid enters the guide hole 21 through the two second mounting holes 23 , the two second bends 212 will merge and guide to the first bend 211, and then enter the first mounting hole 22. When the fluid enters through the first mounting hole 22, it will be diverted by the first bend 211 and guided to the second bend 212, and then enter the second mounting hole 23. The first bend 211 and the second bend 212 can reduce the impact resistance between the fluids. The first spiral tube 3 and the second spiral tube 4 are used for double-path heat exchange, which has the advantages of large heat exchange area, large flow rate and small flow resistance, and can improve efficiency. The time is shortened from the original 30-40 minutes to 9 minutes. Among them, the support 12 is used to support the tank body 1, the shell 11 is used to protect the pipeline and the tank body 1, and the clamp 5 is used to fix the first spiral tube 3 and the second spiral tube 4.

[0019] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0020] The device embodiments described above are merely illustrative, wherein the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, they may be located in one place, or they may be distributed on multiple network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the scheme of this embodiment. Ordinary technicians in this field can understand and implement it without paying creative labor.

[0021] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the utility model.

Claims

1. A double-screw supercharging device, comprising a tank body (1), characterized in that: The top end of the tank body (1) is conductively connected to a return air pipe (18), the bottom end of the tank body (1) is conductively connected to a liquid inlet pipe (13), and three-way pipes (2) are conductively fixed to the return air pipe (18) and the liquid inlet pipe (13), wherein two ends of one of the three-way pipes (2) are conductively connected to a first spiral pipe (3) and a second spiral pipe (4), respectively, and the other ends of the first spiral pipe (3) and the second spiral pipe (4) are conductively connected to two ends of another three-way pipe (2).

2. The double-screw supercharging device according to claim 1, characterized in that: Connectors (6) are conductively fixed at both ends of the first spiral tube (3) and the second spiral tube (4), and the connectors (6) are conductively fixed on the three-way tube (2).

3. The double-screw supercharging device according to claim 1, characterized in that: A support (12) is provided at the bottom end of the tank body (1), an outer shell (11) is fixedly connected to the support (12), and the outer shell (11) is fixedly connected to the tank body (1), and a plurality of clamps (5) are installed on the first spiral tube (3) and the second spiral tube (4), and the clamps (5) are fixedly connected to the inner shell (11).

4. The double-screw supercharging device according to claim 1, characterized in that: A pressure gauge (14) is connected and fixed to the top of the tank body (1), a valve (15) is connected and fixed to the other end of the pressure gauge (14), a connecting pipe (16) is connected and fixed to the other end of the valve (15), a pipe joint (17) is connected and fixed to the other end of the connecting pipe (16), and the pipe joint (17) is fixedly connected to the outer shell (11), and a return air pipe (18) is connected and fixed to the other end of the pipe joint (17).

5. The double-screw supercharging device according to claim 1, characterized in that: The two three-way pipes (2) are each provided with a first mounting hole (22), and the air return pipe (18) and the liquid inlet pipe (13) are respectively connected and fixed in the two first mounting holes (22), the first mounting holes (22) are connected and conductively connected to the guide holes (21), and both ends of the guide holes (21) are connected and conductively connected to the second mounting holes (23).

6. The double-screw supercharging device according to claim 5, characterized in that: The guide hole (21) comprises a first curved portion (211) and a second curved portion (212), and the first mounting hole (22) is conductively connected to the first curved portion (211), the second curved portions (212) are arranged at both ends of the first curved portion (211), and the second curved portion (212) is conductively connected to the second mounting hole (23).

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