CN215337837U

CN215337837U - Liquid oxygen vaporizer for chemical production

Info

Publication number: CN215337837U
Application number: CN202121362099.1U
Authority: CN
Inventors: 沈玉鹏
Original assignee: Maanshan Jianding Chemical Co ltd
Current assignee: Maanshan Jianding Chemical Co ltd
Priority date: 2021-06-18
Filing date: 2021-06-18
Publication date: 2021-12-28
Anticipated expiration: 2031-06-18

Abstract

The utility model discloses a liquid oxygen vaporizer for chemical production, which comprises a propeller, a transmission rod, a ring pipe and a supporting vertical plate, wherein the propeller is fixedly provided with the transmission rod, the transmission rod transversely penetrates through the ring pipe and extends to the outside of the ring pipe, the transmission rod is hermetically and rotatably arranged on the ring pipe, the side wall of the supporting vertical plate is fixedly provided with a box body, a generator is fixedly arranged in the box body, the transmission rod penetrates through the supporting vertical plate and is rotatably connected with an output shaft of the generator through a gear set, the generator is electrically connected with a heat exchange auxiliary device through a lead, electric energy generated by the generator supplies power for the heat exchange auxiliary device, air is blown to a second pipeline from the back of a fan blade, a heating net heats the air to improve the temperature of the air, the liquid oxygen is vaporized and converted into internal energy, the self kinetic energy of the air is utilized to generate electricity, and energy is provided for the heat exchange auxiliary device, external energy is reduced or avoided, and the process is more energy-saving.

Description

Liquid oxygen vaporizer for chemical production

Technical Field

The utility model relates to a vaporizer, in particular to a liquid oxygen vaporizer for chemical production, and belongs to the technical field of heat exchange equipment.

Background

The vaporizer heats the low-temperature liquid in the heat exchange tube by utilizing natural convection of air to completely vaporize the low-temperature liquid into gas, and is high-efficiency energy-saving heat exchange equipment which integrates air temperature type and heating type gasification functions and can replace heating and vaporizing products. Oxygen is often needed to be used in chemical production, and oxygen is gaseous under normal temperature state, inconvenient transportation, consequently need compress into oxygen into liquid back, transports again, vaporizes into gaseous state as required after transporting the destination and uses again, at this in-process, just needs to use liquid oxygen vaporizer.

In the process of converting liquid oxygen into oxygen, the volume is increased sharply, so huge impact energy can be generated, and the energy is converted into kinetic energy of gas flow, so that the gas pressure in the pipeline is large, the flowing state of the gas is complicated and changeable, and meanwhile, in order to increase the vaporization efficiency, when the temperature is low, extra energy needs to be consumed by blowing the heated air to the heat exchange pipe body.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a liquid oxygen vaporizer for chemical production.

The purpose of the utility model can be realized by the following technical scheme: a liquid oxygen vaporizer for chemical production comprises a first pipeline, wherein one end of the first pipeline is fixedly connected with a ring pipe, one end of the ring pipe is fixedly connected with a second pipeline, supporting vertical plates are arranged on two sides of the first pipeline, a bottom plate is arranged at the bottoms of the supporting vertical plates, a heat exchange auxiliary device is arranged below the second pipeline, the heat exchange auxiliary device is fixedly arranged at the top of the bottom plate, a propeller is arranged in the joint of the first pipeline and the ring pipe, a transmission rod is fixedly arranged on the propeller, the transmission rod transversely penetrates through the ring pipe and extends to the outside of the ring pipe, the transmission rod is rotatably arranged on the ring pipe in a sealing manner, a box body is fixedly arranged on the side wall of the supporting vertical plate, a generator is fixedly arranged in the box body, the transmission rod penetrates through the supporting vertical plates and is rotatably connected with an output shaft of the generator through a gear set, the generator is electrically connected with the heat exchange auxiliary device through a conducting wire.

Further, the gear train includes the first gear of fixed mounting on the transfer line, fixed mounting has the second gear on the support riser, second gear and first gear intermeshing, fixed mounting has the third gear on the generator, third gear and second gear intermeshing.

Further, heat transfer auxiliary device includes the motor, motor fixed mounting is on the bottom plate, fixed mounting has the screen frame on the motor, central point in the screen frame puts the department and rotates and is provided with the rotation axis, the output shaft fixed connection of rotation axis and motor, fixed mounting has the flabellum on the rotation axis, be provided with the heating screen between the bottom of flabellum and screen frame.

Furthermore, one end of the first pipeline is provided with a buffer box, the buffer box is fixedly installed on the supporting vertical plate, and the cross-sectional area of the buffer box is larger than that of the first pipeline.

Furthermore, a plurality of heat exchange fins are arranged on the outer walls of the first pipeline and the second pipeline at equal intervals along the circumferential direction, and explosion-proof layers are sleeved on the side walls of the first pipeline, the second pipeline and the ring pipe.

Furthermore, the first pipeline and the second pipeline are arranged in parallel, and a dustproof cover is arranged on the outer side of the transmission rod in a gap between the ring pipe and the support vertical plate.

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

1. when the heat exchange auxiliary device is used, the electric energy generated by the generator supplies power to the heat exchange auxiliary device, air is blown to the second pipeline from the back of the fan blade and continuously enters the back of the fan blade, meanwhile, the heating net heats the air to improve the temperature of the air, so that a better heat exchange effect is achieved, the liquid oxygen vaporization internal energy is converted into kinetic energy, then the gas self kinetic energy is used for generating electricity, the energy is provided for the heat exchange auxiliary device, the use of external energy is reduced or avoided, and the process is more energy-saving;

2. when the device is used, liquid oxygen is firstly filled into the buffer tank, the liquid oxygen can be quickly vaporized and filled into the first pipeline, the quickly flowing oxygen can drive the propeller to rotate, the propeller rotates to drive the transmission rod to rotate, and then the input shaft of the generator is driven to rotate through the gear set, so that the kinetic energy of the quickly flowing oxygen gas is converted into electric energy, the flow rate of the gas is reduced, the gas flowing is more stable and easier to control, and the possibility of explosion is reduced.

Drawings

In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic diagram of an electrical connection structure of a generator and a heat exchange auxiliary device according to the present invention;

FIG. 3 is a cross-sectional view of a first conduit according to the present invention;

fig. 4 is a schematic structural diagram of the heat exchange auxiliary device of the present invention.

In the figure: 1. a buffer tank; 2. heat exchange fins; 3. a first pipeline; 4. a propeller; 5. a transmission rod; 6. a support vertical plate; 7. a gear set; 8. a ring pipe; 9. a generator; 10. a box body; 11. a base plate; 12. a second pipeline; 13. an explosion-proof layer; 14. a heat exchange auxiliary device; 15. a motor; 16. a screen frame; 17. a fan blade; 18. a rotating shaft; 19. the mesh is heated.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, a liquid oxygen vaporizer for chemical production comprises a first pipeline 3, wherein one end of the first pipeline 3 is fixedly connected with a loop pipe 8, one end of the loop pipe 8 is fixedly connected with a second pipeline 12, the first pipeline 3 and the second pipeline 12 are arranged in parallel, two sides of the first pipeline 3 are both provided with supporting vertical plates 6, the bottom of each supporting vertical plate 6 is provided with a bottom plate 11, a heat exchange auxiliary device 14 is arranged below the second pipeline 12, the heat exchange auxiliary device 14 is fixedly arranged at the top of the bottom plate 11, a propeller 4 is arranged inside the joint of the first pipeline 3 and the loop pipe 8, a transmission rod 5 is fixedly arranged on the propeller 4, the transmission rod 5 transversely penetrates through the loop pipe 8 and extends to the outside of the loop pipe 8, and the transmission rod 5 is rotatably arranged on the loop pipe 8 in a sealing manner;

a box body 10 is fixedly installed on the side wall of the supporting vertical plate 6, a generator 9 is fixedly installed in the box body 10, the transmission rod 5 penetrates through the supporting vertical plate 6 and is rotatably connected with an output shaft of the generator 9 through a gear set 7, the generator 9 is electrically connected with a heat exchange auxiliary device 14 through a lead, the internal energy is converted into kinetic energy in the liquid oxygen vaporization process, the self kinetic energy of gas is utilized to generate electricity, the heat exchange auxiliary device 14 is provided with energy, the external energy is reduced or avoided, the process is more energy-saving, a dust cover is arranged on the outer side of the transmission rod 5 in a gap between the ring pipe 8 and the supporting vertical plate 6 and is used for preventing dust of the exposed transmission rod 5, and therefore the service life and the using effect of the transmission rod 5 are guaranteed;

the gear set 7 comprises a first gear fixedly mounted on the transmission rod 5, a second gear is fixedly mounted on the supporting vertical plate 6 and is meshed with the first gear, a third gear is fixedly mounted on the generator 9 and is meshed with the second gear, and the gear set 7 aims to transmit kinetic energy;

heat transfer auxiliary device 14 includes motor 15, motor 15 fixed mounting is on bottom plate 11, fixed mounting has net frame 16 on the motor 15, central point in the net frame 16 puts the department and rotates and is provided with rotation axis 18, rotation axis 18 and motor 15's output shaft fixed connection, fixed mounting has flabellum 17 on the rotation axis 18, be provided with heating net 19 between the bottom of flabellum 17 and net frame 16.

One end of the first pipeline 3 is provided with a buffer tank 1, the buffer tank 1 is fixedly arranged on a supporting vertical plate 6, the cross section area of the buffer tank 1 is larger than that of the first pipeline 3, and when the buffer tank 1 is used, the volume of the buffer tank 1 is much larger than that of the first pipeline 3, so that the impact force of vaporization of liquid oxygen can be reduced, and the safety is improved;

the outer walls of the first pipeline 3 and the second pipeline 12 are provided with a plurality of heat exchange fins 2 at equal intervals along the circumferential direction, the side walls of the first pipeline 3, the second pipeline 12 and the ring pipe 8 are all sleeved with an anti-explosion layer 13, and the anti-explosion layer 13 is arranged to improve the use safety of the first pipeline 3 and the second pipeline 12.

The working principle is as follows: when the device is used, firstly, liquid oxygen is filled into the buffer tank 1, the liquid oxygen can quickly absorb heat to be vaporized, then the liquid oxygen is filled into the first pipeline 3 at a higher speed, the rapidly flowing oxygen can drive the propeller 4 to rotate, the propeller 4 can drive the transmission rod 5 to rotate, and further the input shaft of the generator 9 is driven to rotate through the gear set 7, the gear set 7 operates in the process that the first gear arranged on the transmission rod 5 drives the second gear arranged on the supporting vertical plate 6 to rotate, and the second gear then drives the third gear arranged on the input shaft of the generator 9 to rotate, so that the kinetic energy of the rapidly flowing oxygen gas is converted into electric energy, the flow rate of the gas is reduced, the gas flowing can be more stable and easier to control, and the possibility of explosion is reduced; meanwhile, the electric energy generated by the generator 9 supplies power for the heat exchange auxiliary device 14, the output shaft of the motor 15 rotates to drive the fan blades 17 on the rotating shaft 18 to rotate, air is blown to the second pipeline 12 from the rear of the fan blades 17 and continuously enters the rear of the fan blades 17, meanwhile, the heating net 19 heats the air to improve the temperature of the air, so that a better heat exchange effect is achieved, the internal energy in liquid oxygen vaporization is converted into kinetic energy, then the kinetic energy of the air is utilized to generate electricity, the heat exchange auxiliary device 14 is provided with energy, the use of external energy is reduced or avoided, and the process is more energy-saving.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate member, or they may be connected through two or more elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention and should not be taken as limiting the scope of the utility model. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.

Claims

1. A liquid oxygen vaporizer for chemical production comprises a first pipeline (3) and is characterized in that one end of the first pipeline (3) is fixedly connected with a ring pipe (8), one end of the ring pipe (8) is fixedly connected with a second pipeline (12), supporting vertical plates (6) are arranged on two sides of the first pipeline (3), a bottom plate (11) is arranged at the bottom of each supporting vertical plate (6), a heat exchange auxiliary device (14) is arranged below the second pipeline (12), the heat exchange auxiliary device (14) is fixedly arranged at the top of the bottom plate (11), a propeller (4) is arranged inside the joint of the first pipeline (3) and the ring pipe (8), a transmission rod (5) is fixedly arranged on the propeller (4), the transmission rod (5) transversely penetrates through the ring pipe (8) and extends to the outside of the ring pipe (8), and the transmission rod (5) is rotatably arranged on the ring pipe (8) in a sealing manner, fixed mounting has box (10) on the lateral wall of support riser (6), fixed mounting has generator (9) in box (10), transfer line (5) run through support riser (6) and are connected through the output shaft rotation of gear train (7) with generator (9), generator (9) are connected through wire and heat transfer auxiliary device (14) electricity.

2. The liquid oxygen vaporizer for chemical production according to claim 1, wherein the gear set (7) comprises a first gear fixedly mounted on the transmission rod (5), a second gear fixedly mounted on the support riser (6) and meshed with the first gear, and a third gear fixedly mounted on the generator (9) and meshed with the second gear.

3. The liquid oxygen vaporizer for chemical production according to claim 1, wherein the heat exchange auxiliary device (14) comprises a motor (15), the motor (15) is fixedly installed on the bottom plate (11), a net frame (16) is fixedly installed on the motor (15), a rotating shaft (18) is rotatably arranged at the central position in the net frame (16), the rotating shaft (18) is fixedly connected with an output shaft of the motor (15), fan blades (17) are fixedly installed on the rotating shaft (18), and a heating net (19) is arranged between the fan blades (17) and the bottom of the net frame (16).

4. The liquid oxygen vaporizer for chemical production according to claim 1, wherein a buffer tank (1) is arranged at one end of the first pipeline (3), the buffer tank (1) is fixedly installed on a supporting vertical plate (6), and the cross-sectional area of the buffer tank (1) is larger than that of the first pipeline (3).

5. The liquid oxygen vaporizer for chemical production according to claim 1, wherein the outer walls of the first pipeline (3) and the second pipeline (12) are provided with a plurality of heat exchange fins (2) at equal intervals along the circumferential direction, and the side walls of the first pipeline (3), the second pipeline (12) and the ring pipe (8) are all sleeved with an explosion-proof layer (13).

6. The vaporizer of liquid oxygen for chemical production according to claim 1, wherein the first pipeline (3) and the second pipeline (12) are arranged in parallel, and a dust cover is arranged outside the transmission rod (5) in the gap between the loop pipe (8) and the support riser (6).