Novel rotating film type deaerator

Abstract

The utility model relates to the technical field of rotating-film type deaerators, in particular to a novel rotating-film type deaerator, which is characterized in that when the novel rotating-film type deaerator is used, water is filtered by a filter assembly and then enters a deaeration tower assembly for deaeration operation, and after deaeration is finished, the water enters a water tank and is conveyed through a water outlet pipe; a worker can clean the filtering assembly without opening the water tank, so that the convenience is improved, and time resources are saved; comprising a water tank, a water outlet pipe and a water outlet valve, the water outlet pipe is arranged at the output end of the water tank, the water outlet valve is installed on the water outlet pipe, the deoxidizing tower assembly is arranged at the top end of the water tank, and the filtering assembly is arranged at the input end of the deoxidizing tower assembly.

Description

Technical Field

[0001] The utility model relates to the technical field of rotary film deaerators, in particular to a novel rotary film deaerator. Background Art

[0002] The rotary film deaerator is a new type of thermal deaerator. The rotary film deaerator is mainly composed of two parts: the deaerator head and the deaerator water tank, as well as pipes and external parts. Its main component, the deaerator (deaerator head), is composed of the outer shell, the new rotary film device (film tube), the water spraying grate, the heat storage filler liquid steam network and other components. The condensed water is sprayed out through the rotary film porous tube to form a skirt-shaped water film, which conducts mixed heat and mass transfer with the heating steam from bottom to top. The feed water quickly reaches the saturation temperature under the working pressure. At this time, most of the dissolved oxygen and other gases in the water are basically resolved, achieving the purpose of deoxygenation.

[0003] In the prior art, a patent document with a publication number of CN205035107U discloses a rotary film deaerator with a filtering mechanism, including a water tank and a deaerator tower arranged above the water tank, a condensate water interface is provided on the deaerator tower, a steam pipe connected to the inner cavity of the deaerator tower is provided below the condensate water interface, a water grate layer and a stainless steel packing layer engaged with the inner wall of the deaerator tower are provided below the steam pipe, a filter screen is fixed on the inner wall of the water tank, the filter screen and the upper wall of the water tank form a filter chamber, the filter screen and the lower wall of the water tank form a clean water chamber, the bottom of the deaerator tower is connected to the filter chamber, a plurality of impurity adsorption plates interlaced with each other are provided on the inner wall of the filter chamber, a circulating water pump is provided at the bottom of the clean water chamber, and the circulating water pump is connected to the condensate water interface through a connecting pipe.

[0004] During use, it was found that a filter was installed inside the water tank to filter out impurities in the water. When the filter needed to be cleaned, the water tank needed to be opened and the device stopped, which further affected the deoxygenation efficiency of the water. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a new type of rotary film deaerator which saves time and resources.

[0006] The utility model discloses a novel rotary film deaerator, comprising a water tank, a water outlet pipe and a water outlet valve. The water tank output end is provided with a water outlet pipe, on which a water outlet valve is installed. The utility model also comprises a deaerator tower assembly and a filter assembly. The deaerator tower assembly is provided at the top of the water tank, and the filter assembly is provided at the input end of the deaerator tower assembly. When in use, water is filtered by the filter assembly and then enters the deaerator tower assembly for deoxygenation operation. After deoxygenation, water enters the water tank and is transported through the water outlet pipe. When the filter assembly needs to be cleaned, the staff can clean the filter assembly without opening the water tank, thereby improving convenience and saving time and resources.

[0007] Preferably, the deaerator assembly includes a deaerator body, a steam pipe, a water grate layer, a packing layer and an exhaust pipe. The top of the water tank is connected to the bottom of the deaerator body. The interior of the deaerator body is provided with a steam pipe, a water grate layer and a packing layer in sequence from top to bottom. The top of the deaerator body is provided with an exhaust pipe, and a plurality of groups of air outlets are provided on the steam pipe. Water enters the interior of the deaerator body after being filtered by the filter assembly. The water contacts the steam discharged from the steam pipe to accelerate the heat exchange efficiency between the water and the heating steam. The water forming the water film skirt is homogenized when passing through the water grate layer, and then is further heated by the steam when passing through the packing layer. The gas dissolved in the water is quickly discharged, and the oxygen in the water is effectively removed. Then, the water enters the interior of the water tank to improve the deoxygenation efficiency.

[0008] Preferably, the filter assembly includes a water inlet pipe, a No. 1 tee pipe, a water delivery pipe, a filter box, a sealing cover, a valve and a No. 2 tee pipe, the output end of the water inlet pipe is connected to the input end of the No. 1 tee pipe, the two groups of output ends of the No. 1 tee pipe are respectively connected to the input end of a group of water delivery pipes, the output ends of the two groups of water delivery pipes are respectively connected to the two groups of input ends of the No. 2 tee pipe, the output end of the No. 2 tee pipe is connected to the input end of the deaerator body, each group of water delivery pipes is respectively provided with a group of filter boxes and two groups of valves, the filter box is between the two groups of valves, and a sealing cover is provided on the top of the filter box; when in use, open Open the two sets of valves on the first set of water pipes and close the two sets of valves on the second set of water pipes. Water enters the first set of filter boxes through the water inlet pipe and the No. 1 tee pipe for filtration, and then enters the deaerator tower body through the No. 2 tee pipe. When it is necessary to clean impurities in the first set of filter boxes, close the two sets of valves on the first set of water pipes and open the two sets of valves on the second set of water pipes, thereby completing the switching of the two sets of filter boxes. Without opening the water tank, the water continues to be deoxygenated while the impurities in the first set of filter boxes are cleaned, saving time and resources.

[0009] Preferably, it also includes a reflux pump, a No. 1 reflux pipe, a No. 2 reflux pipe and a solenoid valve. The reflux pump is installed on the water tank. The No. 1 reflux pipe is provided at the input end of the reflux pump. The input end of the No. 1 reflux pipe extends to the inside of the water tank. The No. 2 reflux pipe is provided at the output end of the reflux pump. The output end of the No. 2 reflux pipe is connected to the side wall of the water inlet pipe, and the No. 2 reflux pipe is installed with a solenoid valve. When it is necessary to deoxygenate the water inside the water tank for the second time, open the solenoid valve and start the reflux pump, so that the water inside the water tank is re-merged into the water inlet pipe through the No. 1 reflux pipe and the No. 2 reflux pipe and enters the deoxygenation tower body again after being filtered by the filter box for deoxygenation operation, thereby improving convenience.

[0010] Preferably, it also includes a sampling tube and a sampling valve. A sampling tube is arranged at the bottom of the water tank, and a sampling valve is installed on the sampling tube. When it is necessary to sample and test the water inside the water tank, the sampling valve is opened to discharge the water inside the water tank through the sampling tube. The staff can use the sampling tool to sample the water discharged from the sampling tube.

[0011] Preferably, a thermometer is also included, and the water tank is installed with the thermometer; the thermometer displays the temperature of the water inside the water tank, thereby improving convenience.

[0012] Compared with the prior art, the utility model has the following beneficial effects: when in use, water is filtered through the filter assembly and then enters the deoxygenation tower assembly for deoxygenation operation. After deoxygenation, water enters the water tank and is transported through the outlet pipe. When the filter assembly needs to be cleaned, the staff can clean the filter assembly without opening the water tank, thereby improving convenience and saving time and resources. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a first axonometric structural schematic diagram of the utility model;

[0014] Figure 2 It is a second axonometric structural schematic diagram of the utility model;

[0015] Figure 3 It is an enlarged structural diagram of the reflux pump and filter box;

[0016] Figure 4 It is a third axonometric structural schematic diagram of the utility model;

[0017] Figure 5 yes Figure 4 Schematic diagram of the partial enlarged structure of part A in the middle.

[0018] Markings in the attached figure: 1. Water tank; 2. Water outlet pipe; 3. Water outlet valve; 4. Deaerator body; 5. Steam pipe; 6. Water grate layer; 7. Packing layer; 8. Exhaust pipe; 9. Water inlet pipe; 10. No. 1 three-way pipe; 11. Water supply pipe; 12. Filter box; 13. Sealing cover; 14. Valve; 15. No. 2 three-way pipe; 16. Reflux pump; 17. No. 1 reflux pipe; 18. No. 2 reflux pipe; 19. Solenoid valve; 20. Sampling tube; 21. Sampling valve; 22. Thermometer. DETAILED DESCRIPTION

[0019] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively below with reference to the relevant drawings. The utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0020] Example 1

[0021] like Figure 1 and Figure 2As shown, a novel rotary film deaerator of the utility model comprises a water tank 1, a water outlet pipe 2 and a water outlet valve 3. The output end of the water tank 1 is provided with a water outlet pipe 2, and the water outlet valve 3 is installed on the water outlet pipe 2. It also comprises a deaerator tower assembly and a filter assembly. The top of the water tank 1 is provided with a deaerator tower assembly, and the input end of the deaerator tower assembly is provided with a filter assembly.

[0022] like Figure 1 and Figure 2 As shown, the deaerator assembly includes a deaerator body 4, a steam pipe 5, a water grate layer 6, a packing layer 7 and an exhaust pipe 8. The top of the water tank 1 is connected to the bottom of the deaerator body 4. The steam pipe 5, the water grate layer 6 and the packing layer 7 are sequentially arranged inside the deaerator body 4 from top to bottom. The top of the deaerator body 4 is provided with an exhaust pipe 8, and the steam pipe 5 is provided with multiple groups of gas outlets.

[0023] like Figure 1 , Figure 2 and Figure 3 As shown, the filtering assembly includes a water inlet pipe 9, a No. 1 tee pipe 10, a water delivery pipe 11, a filter box 12, a sealing cover 13, a valve 14 and a No. 2 tee pipe 15. The output end of the water inlet pipe 9 is connected to the input end of the No. 1 tee pipe 10. The two groups of output ends of the No. 1 tee pipe 10 are respectively connected to the input end of a group of water delivery pipes 11. The output ends of the two groups of water delivery pipes 11 are respectively connected to the two groups of input ends of the No. 2 tee pipe 15. The output end of the No. 2 tee pipe 15 is connected to the input end of the deaerator body 4. A group of filter boxes 12 and two groups of valves 14 are respectively arranged on each group of water delivery pipes 11. The filter box 12 is between the two groups of valves 14. A sealing cover 13 is arranged on the top of the filter box 12.

[0024] In this embodiment, when in use, the two sets of valves 14 on the first set of water pipes 11 are opened and the two sets of valves 14 on the second set of water pipes 11 are closed. Water enters the first set of filter boxes 12 through the water inlet pipe 9 and the No. 1 tee pipe 10 for filtration, and then enters the deaerator body 4 through the No. 2 tee pipe 15. When it is necessary to clean the first set of filter boxes 12 for impurities, the two sets of valves 14 on the first set of water pipes 11 are closed and the two sets of valves 14 on the second set of water pipes 11 are opened, thereby completing the switching of the two sets of filter boxes 12. While the water tank 1 does not need to be opened, the water continues to be deoxygenated while the first set of filter boxes 12 is cleaned for impurities. The water contacts the steam discharged from the steam pipe 5 to accelerate the heat exchange efficiency between the water and the heated steam. The water forming the water film skirt is homogenized when passing through the water grate layer 6, and then is further heated by the steam when passing through the packing layer 7. The gas dissolved in the water is quickly discharged, effectively removing the oxygen in the water, and then enters the inside of the water tank 1 to improve the deoxygenation efficiency.

[0025] Example 2

[0026] like Figure 1 and Figure 2 As shown, a novel rotary film deaerator of the utility model comprises a water tank 1, a water outlet pipe 2 and a water outlet valve 3. The output end of the water tank 1 is provided with a water outlet pipe 2, and the water outlet valve 3 is installed on the water outlet pipe 2. It also comprises a deaerator tower assembly and a filter assembly. The top of the water tank 1 is provided with a deaerator tower assembly, and the input end of the deaerator tower assembly is provided with a filter assembly.

[0027] like Figure 1 and Figure 2 As shown, the deaerator assembly includes a deaerator body 4, a steam pipe 5, a water grate layer 6, a packing layer 7 and an exhaust pipe 8. The top of the water tank 1 is connected to the bottom of the deaerator body 4. The steam pipe 5, the water grate layer 6 and the packing layer 7 are sequentially arranged inside the deaerator body 4 from top to bottom. The top of the deaerator body 4 is provided with an exhaust pipe 8, and the steam pipe 5 is provided with multiple groups of gas outlets.

[0028] like Figure 1 , Figure 2 and Figure 3 As shown, the filter assembly includes a water inlet pipe 9, a No. 1 tee pipe 10, a water delivery pipe 11, a filter box 12, a sealing cover 13, a valve 14 and a No. 2 tee pipe 15. The output end of the water inlet pipe 9 is connected to the input end of the No. 1 tee pipe 10. The two groups of output ends of the No. 1 tee pipe 10 are respectively connected to the input end of a group of water delivery pipes 11. The output ends of the two groups of water delivery pipes 11 are respectively connected to the two groups of input ends of the No. 2 tee pipe 15. The output end of the No. 2 tee pipe 15 is connected to the input end of the deaerator body 4. Each group of water delivery pipes 11 is respectively provided with a group of filter boxes 12 and two groups of valves 14. The filter box 12 is between the two groups of valves 14. The top of the filter box 12 is provided with a sealing cover 13.

[0029] like Figure 1 and Figure 3 As shown, it also includes a reflux pump 16, a No. 1 reflux pipe 17, a No. 2 reflux pipe 18 and a solenoid valve 19. The reflux pump 16 is installed on the water tank 1. The No. 1 reflux pipe 17 is provided at the input end of the reflux pump 16. The input end of the No. 1 reflux pipe 17 extends to the inside of the water tank 1. The No. 2 reflux pipe 18 is provided at the output end of the reflux pump 16. The output end of the No. 2 reflux pipe 18 is connected to the side wall of the water inlet pipe 9. The No. 2 reflux pipe 18 is installed with a solenoid valve 19;

[0030] It also includes a sampling tube 20 , a sampling valve 21 and a thermometer 22 . The bottom end of the water tank 1 is provided with a sampling tube 20 , the sampling valve 21 is installed on the sampling tube 20 , and the thermometer 22 is installed on the water tank 1 .

[0031] In this embodiment, when in use, the two valves 14 on the first water pipe 11 are opened and the two valves 14 on the second water pipe 11 are closed. Water enters the first filter box 12 through the water inlet pipe 9 and the No. 1 tee pipe 10 for filtration, and then enters the deaerator body 4 through the No. 2 tee pipe 15. When it is necessary to clean the first filter box 12 for impurities, the two valves 14 on the first water pipe 11 are closed and the two valves 14 on the second water pipe 11 are opened, thereby completing the switching of the two filter boxes 12. While the water tank 1 does not need to be opened, the water continues to be deoxygenated while the first filter box 12 is cleaned for impurities. The water contacts the steam discharged from the steam pipe 5, which accelerates the heat exchange efficiency between the water and the heating steam, forming a The water in the water film skirt is homogenized when passing through the water grate layer 6, and then is further heated by steam when passing through the packing layer 7. The gas dissolved in the water is quickly discharged, effectively removing the oxygen in the water, and then enters the water tank 1. When the water in the water tank 1 needs to be deoxygenated for the second time, the solenoid valve 19 is opened and the reflux pump 16 is started, so that the water in the water tank 1 is re-received into the water inlet pipe 9 through the No. 1 reflux pipe 17 and the No. 2 reflux pipe 18 and is filtered through the filter box 12 and then enters the deoxygenation tower body 4 for deoxygenation operation. When the water in the water tank 1 needs to be sampled and tested, the sampling valve 21 is opened to discharge the water in the water tank 1 through the sampling tube 20, and the staff can use the sampling tool to sample the water discharged from the sampling tube 20.

[0032] The steam pipe 5, water grate layer 6, packing layer 7 and reflux pump 16 of the novel rotary film deaerator of the utility model are purchased on the market, and technicians in the industry only need to install and operate them according to the accompanying instruction manual without the need for creative work by technicians in this field.

[0033] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A novel rotary film deaerator, comprising a water tank (1), a water outlet pipe (2) and a water outlet valve (3), wherein the water tank (1) is provided with a water outlet pipe (2) at the output end, and the water outlet pipe (2) is provided with a water outlet valve (3), characterized in that: It also includes a deaerator assembly and a filter assembly. The top of the water tank (1) is provided with a deaerator assembly, and the input end of the deaerator assembly is provided with a filter assembly. The deaerator assembly comprises a deaerator body (4), a steam pipe (5), a water grate layer (6), a packing layer (7) and an exhaust pipe (8); the top of the water tank (1) is connected to the bottom of the deaerator body (4); the steam pipe (5), the water grate layer (6) and the packing layer (7) are arranged in sequence from top to bottom inside the deaerator body (4); the top of the deaerator body (4) is provided with an exhaust pipe (8); and the steam pipe (5) is provided with a plurality of gas outlets; The filter assembly comprises a water inlet pipe (9), a No. 1 three-way pipe (10), a water delivery pipe (11), a filter box (12), a sealing cover (13), a valve (14) and a No. 2 three-way pipe (15); the output end of the water inlet pipe (9) is connected to the input end of the No. 1 three-way pipe (10); the two groups of output ends of the No. 1 three-way pipe (10) are respectively connected to the input end of a group of water delivery pipes (11); the output ends of the two groups of water delivery pipes (11) are respectively connected to the two groups of input ends of the No. 2 three-way pipe (15); the output end of the No. 2 three-way pipe (15) is connected to the input end of the deaerator body (4); each group of water delivery pipes (11) is respectively provided with a group of filter boxes (12) and two groups of valves (14); the filter box (12) is between the two groups of valves (14); and a sealing cover (13) is provided at the top of the filter box (12).

2. A novel rotary film deaerator as claimed in claim 1, characterized in that: The invention also comprises a reflux pump (16), a first reflux pipe (17), a second reflux pipe (18) and a solenoid valve (19). The reflux pump (16) is installed on the water tank (1). The first reflux pipe (17) is arranged at the input end of the reflux pump (16). The input end of the first reflux pipe (17) extends into the interior of the water tank (1). The second reflux pipe (18) is arranged at the output end of the reflux pump (16). The output end of the second reflux pipe (18) is connected to the side wall of the water inlet pipe (9). The solenoid valve (19) is installed on the second reflux pipe (18).

3. A novel rotary film deaerator as claimed in claim 1, characterized in that: It also comprises a sampling tube (20) and a sampling valve (21); the bottom end of the water tank (1) is provided with the sampling tube (20), and the sampling valve (21) is installed on the sampling tube (20).

4. A novel rotary film deaerator as claimed in claim 1 or 3, characterized in that: It also comprises a thermometer (22), and the thermometer (22) is installed on the water tank (1).

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