Cooling device for preparing synthetic ammonia from natural gas

By designing a cooling system consisting of a gas storage box, duct, water storage pipe, spray head, and serpentine pipe, and combining it with a wind box and a cooling fan, the problem of slow cooling speed in traditional cooling devices was solved, achieving multi-stage rapid cooling of natural gas to synthetic ammonia and improving production efficiency.

CN223925193UActive Publication Date: 2026-02-17CHENGDU SHENGLIDA TECH CO LTD
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Patent Information

Application Number
CN202520140967.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-01-21
Publication Date
2026-02-17
Estimated Expiration
2035-01-21

AI Technical Summary

Technical Problem

Traditional natural gas-to-ammonia synthesis cooling units have a slow cooling rate, which affects production efficiency.

Method used

The cooling system consists of a gas storage box, duct, water storage pipe, spray head, serpentine pipe, conduction plate, submersible pump and T-shaped pipe, etc. It combines a fan box and a cooling fan for multi-stage cooling, uses a semiconductor cooler for cooling, and the air inlet and exhaust pipes facilitate the entry and exit of gas.

Benefits of technology

Multi-stage rapid cooling was achieved, which improved the cooling rate of ammonia feedstock gas, met customer needs, and avoided a decrease in production efficiency.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of preparation of synthetic ammonia from natural gas, and discloses a cooling device for preparation of synthetic ammonia from natural gas, which comprises a cooling box, gas storage boxes are fixedly mounted on the left side and the right side of an inner cavity of the cooling box through supports, and guide pipes are uniformly communicated between the two gas storage boxes. Through the arrangement of the gas storage box, the guide pipe, the water storage pipe, the spraying head, the coiled pipe, the conduction plate, the submersible pump and the three-way pipe, the ammonia raw material gas can be conveniently conducted and cooled, meanwhile, the conduction cooling area of the ammonia raw material gas can be increased through the arrangement of the guide pipe, the conduction plate and the coiled pipe, the cooling speed of the ammonia raw material gas is increased, and the service life of the ammonia raw material gas is prolonged. By arranging the air box and the cooling fan, air blowing cooling can be conducted on the guide pipe, the conduction cooling speed of the ammonia gas raw material gas is further increased, by arranging the structure, multi-stage rapid cooling use can be achieved, and therefore the use requirements of customers can be met, and the production efficiency is prevented from being affected.
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Description

TECHNICAL FIELD

[0001] The utility model relates to natural gas synthetic ammonia technical field especially is related to a cooling device for natural gas synthetic ammonia. BACKGROUND

[0002] ‌Natural gas synthetic ammonia is mainly converted into ammonia through a series of chemical reactions, and a cooling device is needed to cool it during natural gas synthetic ammonia, which is convenient for processing later;

[0003] Among them, the traditional cooling device is mostly cooled by single heat exchange, and the single heat exchange cooling mode makes the cooling speed slow, reduces the production efficiency of natural gas synthetic ammonia, so it cannot meet the use requirement of the customer, therefore, the technical personnel in the field provides a cooling device for natural gas synthetic ammonia to solve the problem in the above background technology. UTILITARIAN CONTENT

[0004] In order to improve the problem of not being able to use multi-stage rapid cooling, the utility model provides a cooling device for natural gas synthetic ammonia.

[0005] The utility model provides a cooling device for natural gas synthetic ammonia, adopts the following technical scheme:

[0006] A cooling device for natural gas synthetic ammonia, including the cooling box, the left and right sides of the cooling box inner chamber all are fixedly installed with the gas storage box through the support, the two gas storage boxes are evenly connected with the guide pipe, the top between the left and right sides of the cooling box inner chamber is fixedly connected with the water storage pipe, the bottom of the water storage pipe is evenly connected with the spray head used in cooperation with the guide pipe, one side of the gas storage box inner chamber is fixedly installed with the serpentine pipe through the support, the one side of the serpentine pipe is evenly fixedly connected with the conduction plate, the top of the serpentine pipe extends to the outside of the gas storage box and is communicated with the spray head, the bottom of the serpentine pipe extends to the below of the gas storage box, the bottom of the cooling box inner chamber is fixedly installed with the submersible pump, the top of the submersible pump is communicated with the tee pipe, the two ends of the tee pipe away from the submersible pump are communicated with the serpentine pipe respectively, the top of the cooling box is provided with the air blowing assembly, and the four corners of the bottom of the cooling box are all provided with the supporting assembly.

[0007] The ammonia raw gas can be conveniently conducted and cooled through the gas storage box, the conduit, the water storage pipe, the spray head, the serpentine pipe, the conducting plate, the submersible pump and the tee pipe.

[0008] Optionally, the air blowing assembly comprises a bellows, which is embeddedly installed at the connection position of the cooling box.

[0009] The bellows and the heat dissipation fan are arranged, and the conduit can be blown to further accelerate the cooling of the ammonia raw gas.

[0010] Optionally, the top of the bellows is uniformly embeddedly installed with a filter screen, which is rectangular.

[0011] The filter screen is arranged, and the air in the bellows and the cooling box can be conveniently circulated.

[0012] Optionally, the support assembly comprises a stud, the bottom of which is threadedly connected with a support cylinder, and the bottom of the support cylinder is fixedly connected with a support disc.

[0013] The stud, the support cylinder and the support disc are arranged, and the device can be supported and adjusted in the horizontal state.

[0014] Optionally, the top of the stud is fixedly connected with the cooling box at the connection position, and the bottom of the support disc is fixedly connected with a rubber pad.

[0015] The rubber pad is arranged, and the bottom of the support disc can be protected.

[0016] Optionally, a semiconductor refrigerator is embeddedly installed at the bottom of the left side of the cooling box, a water adding pipe is communicated with the left side of the top of the cooling box, and a pipe cover is threadedly connected with the top of the water adding pipe.

[0017] The semiconductor refrigerator is arranged, and the cooling water can be cooled to avoid the temperature rise of the cooling water during the cooling process, which affects the cooling speed.

[0018] Optionally, the left side of the gas storage box is communicated with an air inlet pipe, and the right side of the gas storage box is communicated with an air outlet pipe, and the air inlet pipe and the air outlet pipe extend to the outside of the cooling box.

[0019] By adopting the above technical scheme, the air inlet pipe and the air outlet pipe are arranged, so that the mixed gas of natural gas and synthetic ammonia can conveniently enter and exit the gas storage box.

[0020] In summary, the utility model has the following beneficial effects:

[0021] 1. The utility model discloses a cooling device for ammonia gas raw gas, which comprises a cooling box, a gas storage box, a water storage pipe, a spray head, a serpentine pipe, a conduction plate, a submersible pump and a three-way pipe, wherein the gas storage box is arranged in the cooling box, the water storage pipe is arranged on the left side of the gas storage box, the spray head is arranged on the water storage pipe, the serpentine pipe is arranged on the right side of the gas storage box, the conduction plate is arranged on the serpentine pipe, the submersible pump is arranged on the conduction plate, the three-way pipe is arranged on the cooling box, and the air inlet pipe and the air outlet pipe are arranged on the three-way pipe.

[0022] 2. The utility model discloses a cooling device for ammonia gas raw gas, which comprises a cooling box, a gas storage box, a water storage pipe, a spray head, a serpentine pipe, a conduction plate, a submersible pump and a three-way pipe, wherein the gas storage box is arranged in the cooling box, the water storage pipe is arranged on the left side of the gas storage box, the spray head is arranged on the water storage pipe, the serpentine pipe is arranged on the right side of the gas storage box, the conduction plate is arranged on the serpentine pipe, the submersible pump is arranged on the conduction plate, the three-way pipe is arranged on the cooling box, and the air inlet pipe and the air outlet pipe are arranged on the three-way pipe. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 It is a structural schematic view of the utility model;

[0024] Figure 2 It is a sectional view of the cooling box structure of the utility model;

[0025] Figure 3 It is a side view sectional view of the gas storage box structure of the utility model;

[0026] Figure 4 It is a connection perspective view of the stud and the support cylinder structure of the utility model.

[0027] MARKS OF THE DRAWINGS:

[0028] 1, cooling box; 2, gas storage box; 3, conduit; 4, water storage pipe; 5, spray head; 6, coiled pipe; 7, conduction plate; 8, submersible pump; 9, tee pipe; 10, blowing assembly; 101, air bellow; 102, cooling fan; 11, support assembly; 111, stud; 112, support cylinder; 113, support disc; 12, filter screen; 13, semiconductor refrigerator; 14, air inlet pipe; 15, air outlet pipe. DETAILED DESCRIPTION

[0029] The following description will be made in conjunction with the accompanying drawings. Figures 1-4 The application is further described in detail.

[0030] Example 1

[0031] Please refer to Figures 1-4 A cooling device for natural gas to ammonia, comprising a cooling box 1, the left and right sides of the inner cavity of the cooling box 1 are fixedly installed with gas storage boxes 2 through supports, the two gas storage boxes 2 are uniformly communicated with conduits 3, the conduits 3 are made of materials with good conduction performance, the top between the left and right sides of the inner cavity of the cooling box 1 is fixedly connected with a water storage pipe 4, the bottom of the water storage pipe 4 is uniformly communicated with spray heads 5 used in cooperation with the conduits 3, one side of the inner cavity of the gas storage box 2 is fixedly installed with a coiled pipe 6 through a support, the coiled pipe 6 is made of materials with good conduction performance, one side of the coiled pipe 6 is uniformly fixedly connected with conduction plates 7, the top of the coiled pipe 6 extends to the outside of the gas storage box 2 and is communicated with the spray heads 5, the bottom of the coiled pipe 6 extends below the gas storage box 2, the bottom of the inner cavity of the cooling box 1 is fixedly installed with a submersible pump 8, the top of the submersible pump 8 is communicated with a tee pipe 9, the two ends of the tee pipe 9 away from the submersible pump 8 are respectively communicated with the coiled pipes 6, the top of the cooling box 1 is provided with a blowing assembly 10, the four corners of the bottom of the cooling box 1 are provided with support assemblies 11, the blowing assembly 10 comprises an air bellow 101, the connection between the air bellow 101 and the cooling box 1 is embeddedly installed, the left and right sides of the top of the inner cavity of the air bellow 101 are fixedly installed with cooling fans 102, the top of the air bellow 101 is uniformly embeddedly installed with filter screens 12, the filter screens 12 are rectangular, the bottom of the left side of the cooling box 1 is embeddedly installed with a semiconductor refrigerator 13, the left side of the top of the cooling box 1 is communicated with a water filling pipe, and the top of the water filling pipe is threadedly connected with a pipe cover, the left side of the left gas storage box 2 is communicated with an air inlet pipe 14, the right side of the right gas storage box 2 is communicated with an air outlet pipe 15, the air inlet pipe 14 and the air outlet pipe 15 respectively extend to the outside of the cooling box 1.

[0032] In the embodiment, the ammonia raw gas can be conveniently conducted and cooled, meanwhile, the setting of the conduit 3, the conducting plate 7 and the serpentine pipe 6 can increase the area of the ammonia raw gas conducting and cooling and accelerate the cooling speed of the ammonia raw gas, the conduit 3 can be blown and cooled through the setting of the bellows 101 and the heat dissipation fan 102, the conducting and cooling speed of the ammonia raw gas is further improved, the above structure can be used for multi-stage quick cooling, thereby the use requirement of the customer can be met and the production efficiency is avoided from being affected.

[0033] Embodiment 2

[0034] With reference to Figure 1 、 Figure 2 and Figure 3 , the support assembly 11 comprises a threaded stud 111, a support cylinder 112 is threadedly connected to the bottom of the threaded stud 111, a support disc 113 is fixedly connected to the bottom of the support cylinder 112, the top of the threaded stud 111 is fixedly connected to the connecting position of the cooling box 1, and the bottom of the support disc 113 is fixedly connected with a rubber pad.

[0035] In the embodiment, the threaded stud 111, the support cylinder 112 and the support disc 113 are arranged, so that the device can be supported and the horizontal state thereof can be adjusted.

[0036] The implementation principle of the device is as follows: in use, the device is moved to a designated use area by a worker, then the worker rotates the support cylinders 112 according to the ground flatness, so that the support cylinders 112 drive the support discs 113 to threadedly rotate on the outer surface of the threaded studs 111, the support discs 113 drive the rubber pads to move downward and contact the ground, so that the four support discs 113 and the rubber pads are used in cooperation to support the device and adjust the horizontal state thereof.

[0037] Next, the staff will be connected with the intake pipe 14 and exhaust pipe 15 and external pipeline, so that ammonia raw gas through the intake pipe 14 into the left side of the inner cavity of the gas tank 2, while the ammonia raw gas in the left side of the inner cavity of the gas tank 2 through the conduit 3 into the right side of the inner cavity of the gas tank 2, then, through the exhaust pipe 15 into the next processing procedure, while the ammonia raw gas flow, the staff will be inserted into the submersible pump 8 and cooling fan 102 plug power, start submersible pump 8 and cooling fan 102 external controller, so that the submersible pump 8 through the three-way pipe 9, the cooling water is transported to the inner cavity of the two sides of the serpentine tube 6, and the cooling water in the inner cavity of the two sides of the serpentine tube 6 is transported to the inner cavity of the water storage pipe 4, when the cooling water enters the inner cavity of the serpentine tube 6, the cooling water cools the serpentine tube 6 and the conductive plate 7, so that the cooled serpentine tube 6 and the conductive plate 7 cool the ammonia raw gas, thereby realizing the double cooling of the ammonia raw gas, at the same time, the cooling water in the inner cavity of the water storage pipe 4 is sprayed on the outer surface of the conduit 3 in the form of water mist through the spray head 5, at the same time, the cooling fan 102 rotates and blows evenly to the conduit 3, thereby realizing the double cooling of the conduit 3, so that the conduit 3 conducts and cools the ammonia raw gas, thereby further accelerating the cooling speed of the ammonia raw gas, and realizing the circulation of the cooling water.

[0038] Next, the staff will be connected with the intake pipe 14 and exhaust pipe 15 and external pipeline, so that ammonia raw gas through the intake pipe 14 into the left side of the inner cavity of the gas tank 2, while the ammonia raw gas in the left side of the inner cavity of the gas tank 2 through the conduit 3 into the right side of the inner cavity of the gas tank 2, then, through the exhaust pipe 15 into the next processing procedure, while the ammonia raw gas flow, the staff will be inserted into the submersible pump 8 and cooling fan 102 plug power, start submersible pump 8 and cooling fan 102 external controller, so that the submersible pump 8 through the three-way pipe 9, the cooling water is transported to the inner cavity of the two sides of the serpentine tube 6, and the cooling water in the inner cavity of the two sides of the serpentine tube 6 is transported to the inner cavity of the water storage pipe 4, when the cooling water enters the inner cavity of the serpentine tube 6, the cooling water cools the serpentine tube 6 and the conductive plate 7, so that the cooled serpentine tube 6 and the conductive plate 7 cool the ammonia raw gas, thereby realizing the double cooling of the ammonia raw gas, at the same time, the cooling water in the inner cavity of the water storage pipe 4 is sprayed on the outer surface of the conduit 3 in the form of water mist through the spray head 5, at the same time, the cooling fan 102 rotates and blows evenly to the conduit 3, thereby realizing the double cooling of the conduit 3, so that the conduit 3 conducts and cools the ammonia raw gas, thereby further accelerating the cooling speed of the ammonia raw gas, and realizing the circulation of the cooling water.

[0039] The above are preferred embodiments of the present application, not limited to the scope of the present application, therefore: any equivalent changes made according to the structure, shape, principle of the present application shall be covered within the scope of the present application.

Claims

1. A cooling device for synthetic ammonia production from natural gas, comprising a cooling box (1), characterized in that: Both sides of the inner cavity of the cooling box (1) are fixedly installed with gas storage boxes (2) through supports, two of the gas storage boxes (2) are uniformly communicated with conduits (3), the top between the left and right sides of the inner cavity of the cooling box (1) is fixedly connected with a water storage pipe (4), the bottom of the water storage pipe (4) is uniformly communicated with spray heads (5) used in cooperation with the conduits (3), one side of the inner cavity of the gas storage box (2) is fixedly installed with a serpentine pipe (6) through a support, one side of the serpentine pipe (6) is uniformly fixedly connected with a conduction plate (7), the top of the serpentine pipe (6) extends to the outside of the gas storage box (2) and is communicated with the spray head (5), the bottom of the serpentine pipe (6) extends to the lower side of the gas storage box (2), the bottom of the inner cavity of the cooling box (1) is fixedly installed with a submersible pump (8), the top of the submersible pump (8) is communicated with a tee pipe (9), the two ends of the tee pipe (9) away from the submersible pump (8) are respectively communicated with the serpentine pipes (6), the top of the cooling box (1) is provided with a blowing assembly (10), and the four corners of the bottom of the cooling box (1) are provided with support assemblies (11).

2. The cooling device for synthetic ammonia production from natural gas according to claim 1, characterized in that: The blowing assembly (10) comprises a wind box (101), and the wind box (101) is embeddedly installed at the connection position of the wind box (101) and the cooling box (1).

3. The cooling device for synthetic ammonia production from natural gas according to claim 2, characterized in that: The top of the wind box (101) is uniformly embeddedly installed with a filter screen (12), and the filter screen (12) is rectangular.

4. The cooling device for synthetic ammonia production from natural gas according to claim 1, characterized in that: The support assembly (11) comprises a threaded stud (111), a support cylinder (112) is threadedly connected to the bottom of the threaded stud (111), and a support disc (113) is fixedly connected to the bottom of the support cylinder (112).

5. The cooling device for synthetic ammonia production from natural gas according to claim 4, characterized in that: The top of the threaded stud (111) is fixedly connected to the connection position of the threaded stud (111) and the cooling box (1), and the bottom of the support disc (113) is fixedly connected with a rubber pad.

6. The cooling device for synthetic ammonia production from natural gas according to claim 1, characterized in that: A semiconductor refrigerator (13) is embeddedly installed at the bottom of the left side of the cooling box (1), a water feeding pipe is communicated with the left side of the top of the cooling box (1), and a pipe cover is threadedly connected to the top of the water feeding pipe.

7. The cooling device for synthetic ammonia production from natural gas according to claim 1, characterized in that: A gas inlet pipe (14) is communicated with the left side of the left gas storage box (2), and a gas outlet pipe (15) is communicated with the right side of the right gas storage box (2), and the gas inlet pipe (14) and the gas outlet pipe (15) extend to the outside of the cooling box (1) respectively.