Cooling tank for chemical production

Abstract

The utility model provides a cooling tank for chemical production, which belongs to the technical field of petroleum production cooling and comprises a cooling tank, a refrigerating device and a water circulating device at the bottom of the refrigerating device, a cold water pump set for supplying cold water is arranged at the top of the refrigerating device, and the cold water pump set is used for supplying the cold water generated by the refrigerating device into a first cooling bin. A water cooling assembly used for cooling the upper portion, the middle portion and the lower portion of the inner wall of the cooling tank is arranged on the inner wall of the cooling tank, the water outlet pipeline is communicated with the top of the water cooling assembly, and a water return pipeline used for circulating cold water in the water cooling assembly is arranged at the bottom of the water cooling assembly; according to the cooling tank, cold water generated by the refrigerating device is matched with the cold water pump set to be supplied into the first cooling bin through the water outlet pipeline, and the inner wall of the cooling tank is cooled in all directions through the second cooling bin and the arc-shaped cold water pipe.

Description

Technical Field

[0001] The utility model relates to the technical field of oil production cooling, in particular to a cooling tank for chemical production. Background Art

[0002] Chemical industry, chemical engineering and chemical technology are all abbreviated as chemical industry. The chemical industry includes petrochemical industry, agricultural chemical industry, chemical medicine, polymers, coatings, oils and fats, etc. They emerged in different historical periods, each with different meanings, but are closely related, penetrate each other, have continuity, and are given new content in the process of their development.

[0003] The refrigeration device for petrochemical production is one of the indispensable devices in petrochemical production and plays a very important role in the production of petroleum. The existing refrigeration devices for petrochemical production usually use an electric motor to drive a heat exchange tube to rotate in a cooling tank. Since the electric motor is arranged above the cooling tank, when a circuit failure occurs in the electric motor, it is easy to cause the petroleum to be ignited, thus triggering a fire or explosion accident, and the safety performance is low. To solve the above problems, a cooling tank for chemical production is proposed to solve the above problems. Content of the Utility Model

[0004] In view of this, the utility model provides a cooling tank for chemical production. The utility model can supply cold water into the first cooling chamber through the cold water generated by the refrigeration device and the cold water pump group, and due to the connection between the first cooling chamber and the second cooling chamber, the inner wall of the cooling tank can be cooled and cooled down, and the arc-shaped cold water pipe is used to cool the places where the first cooling chamber and the second cooling chamber cannot cool down, so as to realize the all-round cooling of the inner wall of the cooling tank.

[0005] To solve the above technical problems, the utility model provides a cooling tank for chemical production, which includes a cooling tank, a refrigeration device and a water circulation device at the bottom of the refrigeration device. A cold water pump group for increasing cold water is arranged at the top of the refrigeration device. The cold water pump group is used to supply the cold water generated by the refrigeration device into the first cooling chamber. One end of the cold water pump group is provided with an outlet pipe for connecting the cold water pump group with the first cold water chamber. The inner wall of the cooling tank is provided with a water cooling component for cooling the upper, middle and lower parts of the inner wall of the cooling tank. The outlet pipe is connected with the top of the water cooling component. The bottom of the water cooling component is provided with a return pipe for circulating the cold water in the water cooling component. The return pipe is connected with the water circulation device.

[0006] The water cooling component includes a first cold water chamber for storing cold water, a second cold water chamber for diffusing the cold water in the first cold water chamber, and an arc-shaped cold water pipe for cooling the positions where the first cold water chamber and the second cold water chamber on the inner wall of the cooling tank cannot radiate. A first cold water chamber for supplying cold water to the second cold water chamber and the arc-shaped cold water pipe is vertically arranged on one side of the inner wall of the cooling tank. The top of the first cold water chamber is connected with the outlet pipe, and the bottom of the first cold water chamber is connected with the return pipe.

[0007] On the inner wall of the cooling tank, except for the first cold water storage tank, several second cold water storage tanks are vertically arranged for transferring the cold water in the first cold water storage tank. On one side of the second cold water storage tank, several fixing blocks for connecting and fixing the cooling tank and the second cold water storage tank are provided, and the fixing blocks are fixed to the inner wall of the cooling tank.

[0008] Between the second cold water storage tanks, arc-shaped cold water pipes are provided for cooling the positions on the inner wall of the cooling tank that cannot be irradiated by the first cold water storage tank and the second cold water storage tank. The upper, middle, and lower parts between the second cold water storage tanks are connected through the arc-shaped cold water pipes.

[0009] The upper, middle, and lower parts between the first cold water storage tank and the second cold water storage tank are connected through the arc-shaped cold water pipes.

[0010] In the middle section of the water outlet pipe, a water inlet valve for controlling the opening and closing of the water outlet pipe is provided. The cold water pump group is connected to the water outlet pipe. At the bottom of the cold water pump group, a pump group support for supporting and fixing the cold water pump group is provided, and the bottom of the pump group support is fixed to the top of the refrigeration device. The water inlet valve is also used for cutting off the connection between the cold water pump group and the first cold water storage tank.

[0011] At the other end of the cold water pump group, a water inlet pipe for the refrigeration device to supply cold water to the cold water pump group is provided, and the water inlet pipe is connected to the refrigeration device.

[0012] In the middle section of the return water pipe, a return water valve for opening and closing the return water pipe is provided. The return water valve is also used for cutting off the connection between the water circulation device and the first cold water storage tank.

[0013] In summary, compared with the prior art, the present application includes at least one of the following beneficial technical effects:

[0014] 1. The cold water generated by the refrigeration device is combined with the cold water pump group to supply the cold water into the first cooling bin through the water outlet pipe. Due to the connection between the first cooling bin and the second cooling bin, the inner wall of the cooling tank is cooled and cooled. Then, the arc-shaped cold water pipe is used to cool the places where the first cooling bin and the second cooling bin cannot be cooled, so as to realize the all-round cooling of the inner wall of the cooling tank. The refrigeration device is arranged in the cooling tank and is connected to the refrigeration device through the water outlet pipe and the cold water pump group. The water cooling component covers the inner wall of the cooling tank and is in full contact with the petroleum, thereby improving the heat exchange efficiency and being able to reduce the temperature of the petroleum more quickly.

[0015] 2. The present utility model uses a refrigeration device as an active refrigeration device. The refrigeration device and the cold water pump group are arranged at a position far from the cooling tank, and the refrigerated water is transported into the water cooling component through a pipeline, which can avoid the fire accident caused by the ignition of petroleum when the refrigeration device and the cold water pump group have line failures.

[0016] 3. The heated cold water is recovered to the water circulation device through the return water pipe, and then the heated cold water is reused through the connection between the water circulation device and the refrigeration device. Brief Description of the Drawings

[0017] Figure 1 It is a schematic diagram of the main structure of a cooling tank for chemical production of the present utility model;

[0018] Figure 2 It is a side view cross-sectional view of the present utility model;

[0019] Figure 3 It is a front view cross-sectional view of the present utility model;

[0020] Figure 4 It is a bottom view structural diagram of the present utility model.

[0021] Description of the reference numerals: 100, cooling tank; 101, refrigeration device; 102, water circulation device; 200, cold water pump group; 201, outlet pipe; 202, inlet valve; 203, pump group support; 204, inlet pipe; 300, return pipe; 301, return valve; 400, water-cooled component; 401, first cold water storage; 402, second cold water storage; 403, arc-shaped cold water pipe; 404, fixing block. Detailed Description of the Preferred Embodiment

[0022] To make the objectives, technical solutions and advantages of the embodiments of the present utility model clearer, the technical solutions of the embodiments of the present utility model will be clearly and completely described below. Apparently, the described embodiments are some, but not all, of the embodiments of the present utility model. All other embodiments obtained by those of ordinary skill in the art based on the described embodiments of the present utility model fall within the scope of protection of the present utility model. Figures 1-4

[0023] Figures 1-4 As Figures 1-4As shown: This embodiment provides a cooling tank for chemical production, including a cooling tank 100, a refrigeration device 101, and a water circulation device 102 at the bottom of the refrigeration device 101. At the top of the refrigeration device 101, there is a cold water pump group 200 for increasing cold water. The refrigeration device 101 is connected to the cold water pump group 200 through a water inlet pipe 204. The cold water pump group 200 is used to supply the cold water generated by the refrigeration device 101 into the first cooling chamber. The cold water pump group 200 is connected to the first cooling chamber through a water outlet pipe 201. One end of the cold water pump group 200 is provided with a water outlet pipe 201 for connecting the cold water pump group 200 to the first cold water tank 401. The inner wall of the cooling tank 100 is provided with a water cooling component 400 for cooling the upper, middle, and lower parts of the inner wall of the cooling tank 100. The water outlet pipe 201 is connected to the top of the water cooling component 400. The bottom of the water cooling component 400 is provided with a return water pipe 300 for circulating the cold water in the water cooling component 400. The return water pipe 300 is connected to the water circulation device 102. The water outlet end of the water circulation device 102 and the water inlet end of the refrigeration device 101 can be connected by a water supply pipe with a flange.

[0024] During use, the cold water generated by the refrigeration device 101 is combined with the cold water pump group 200 to supply the cold water into the first cooling chamber through the water outlet pipe 201. Due to the connection between the first cooling chamber and the second cooling chamber, the inner wall of the cooling tank 100 is cooled and the temperature is reduced. The arc-shaped cold water pipe 403 is used to cool the areas that cannot be cooled by the first cooling chamber and the second cooling chamber, thereby achieving all-round cooling of the inner wall of the cooling tank 100. The heated cold water is recovered to the water circulation device 102 through the return water pipe 300, and then the heated cold water is reused through the connection between the water circulation device 102 and the refrigeration device 101.

[0025] This embodiment provides a cooling tank for chemical production,

[0026] As Figure 1 、 3 、4 shows: The water cooling component 400 includes a first cold water tank 401 for storing cold water, a second cold water tank 402 for diffusing the cold water in the first cold water tank 401, and an arc-shaped cold water pipe 403 for cooling the positions on the inner wall of the cooling tank 100 that cannot be radiated by the first cold water tank 401 and the second cold water tank 402. On one side of the inner wall of the cooling tank 100, there is a first cold water tank 401 erected for supplying cold water to the second cold water tank 402 and the arc-shaped cold water pipe 403. The first cold water tank 401 and the inner wall of the cooling tank 100 can also be welded and fixed with a fixing block 404. The top of the first cold water tank 401 is connected to the water outlet pipe 201. The cooling tank 100 is welded and connected to the water outlet pipe 201. The bottom of the first cold water tank 401 is connected to the return water pipe 300.

[0027] As Figure 3 、 4As shown in the figure: Inside the inner wall of the cooling tank 100, except for the first cold water storage tank 401, several second cold water storage tanks 402 for transferring the cold water in the first cold water storage tank 401 are erected. On one side of the second cold water storage tank 402, several fixing blocks 404 for connecting and fixing the cooling tank 100 and the second cold water storage tank 402 are provided. The second cold water storage tank 402 is welded to the fixing block 404, and the fixing block 404 is welded and fixed to the inner wall of the cooling tank 100. Between the second cold water storage tanks 402, there is an arc-shaped cold water pipe 403 for cooling the positions that cannot be radiated by the first cold water storage tank 401 and the second cold water storage tank 402 on the inner wall of the cooling tank 100. The upper, middle, and lower parts between the second cold water storage tanks 402 are welded and connected through the arc-shaped cold water pipe 403. The upper, middle, and lower parts between the first cold water storage tank 401 and the second cold water storage tank 402 are welded and connected through the arc-shaped cold water pipe 403.

[0028] As Figure 1 , 2 , as shown in Figure 4: In the middle section of the water outlet pipe 201, there is a water inlet valve 202 for controlling the opening and closing of the water outlet pipe 201. The water outlet pipe 201 and the water inlet valve 202 are fixedly connected by a flange. The cold water pump group 200 and the water outlet pipe 201 are hermetically connected by a flange. At the bottom of the cold water pump group 200, there is a pump group support 203 for supporting and fixing the cold water pump group 200. The pump group support 203 is connected to the cold water pump group 200 by bolts. The bottom of the pump group support 203 is fixedly connected to the top of the refrigeration device 101 by bolts. The water inlet valve 202 is also used for isolating the cold water pump group 200 and the first cold water storage tank 401.

[0029] As Figure 1 , 2 , as shown in the figure: At the other end of the cold water pump group 200, there is a water inlet pipe 204 for the refrigeration device 101 to supply cold water to the cold water pump group 200. The cold water pump group 200 and the water inlet pipe 204 are fixedly connected by a flange. The water inlet pipe 204 is hermetically connected to the refrigeration device 101.

[0030] As Figure 1 , 2 , as shown in the figure: In the middle section of the return water pipe 300, there is a return water valve 301 for opening and closing the return water pipe 300. The return water pipe 300 and the return water valve 301 are hermetically connected by a flange. The return water valve 301 is also used for isolating the water circulation device 102 and the first cold water storage tank 401.

[0031] In addition, it should be noted that in the description of the present utility model, unless otherwise clearly specified and defined, the terms "installation", "connection", and "coupling" 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 directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two components. For those skilled in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0032] The above is the preferred embodiment of the present utility model. It should be pointed out that for those of ordinary skill in the art, without departing from the principle of the present utility model, several improvements and modifications can be made, and these improvements and modifications should also be regarded as the protection scope of the present utility model.

Claims

1. A cooling tank for chemical production, characterized in that: The invention comprises a cooling tank (100), a refrigeration device (101) and a water circulation device (102) at the bottom of the refrigeration device (101); a cold water pump group (200) is provided at the top of the refrigeration device (101); a water outlet pipe (201) is provided at one end of the cold water pump group (200); a water cooling component (400) is provided on the inner wall of the cooling tank (100); the water outlet pipe (201) is connected to the top of the water cooling component (400); a water return pipe (300) is provided at the bottom of the water cooling component (400); and the water return pipe (300) is connected to the water circulation device (102).

2. A cooling tank for chemical production as claimed in claim 1, characterized in that: The water cooling component (400) comprises a first cold water tank (401), a second cold water tank (402) and an arc-shaped cold water pipe (403); the first cold water tank (401) is vertically arranged on one side of the inner wall of the cooling tank (100); the top of the first cold water tank (401) is connected to the water outlet pipe (201); and the bottom of the first cold water tank (401) is connected to the water return pipe (300).

3. A cooling tank for chemical production as claimed in claim 2, characterized in that: In addition to the first cold water bin (401), a plurality of second cold water bins (402) are vertically arranged on the inner wall of the cooling tank (100), and a plurality of fixing blocks (404) are arranged on one side of the second cold water bin (402), and the fixing blocks (404) are fixed to the inner wall of the cooling tank (100).

4. A cooling tank for chemical production as claimed in claim 3, characterized in that: The arc-shaped cold water pipe (403) is provided between the second cold water bins (402), and the upper part, the middle part and the lower part of the second cold water bins (402) are connected through the arc-shaped cold water pipe (403).

5. A cooling tank for chemical production as claimed in claim 4, characterized in that: The upper part, the middle part and the lower part of the first cold water tank (401) and the second cold water tank (402) are connected through the arc-shaped cold water pipe (403).

6. A cooling tank for chemical production as claimed in claim 5, characterized in that: A water inlet valve (202) is provided in the middle section of the water outlet pipe (201); the cold water pump group (200) is connected to the water outlet pipe (201); a pump group bracket (203) is provided at the bottom of the cold water pump group (200); and the bottom of the pump group bracket (203) is fixed to the top of the refrigeration device (101).

7. A cooling tank for chemical production as claimed in claim 6, characterized in that: The other end of the cold water pump group (200) is provided with a water inlet pipe (204), and the water inlet pipe (204) is connected to the refrigeration device (101).

8. A cooling tank for chemical production as claimed in claim 7, characterized in that: A return water valve (301) is provided in the middle section of the return water pipe (300).

Images