Heat supply condenser structure

Abstract

The utility model relates to the technical field of condensers, and discloses a heat supply condenser structure which comprises a box body shell, the top of the box body shell is fixedly connected with an air inlet pipe, the bottom of the box body shell is fixedly connected with a connecting pipe, the bottom of the connecting pipe is fixedly connected with a filter box, and the bottom of the filter box is fixedly connected with a drainage pipe. A condensate water filter screen is mounted on the inner wall of the middle part of the filter box and is mounted on the inner wall of the filter frame. According to the heat exchange tube cleaning device, the electric push rod is started to enable the connecting rod and the push plate to penetrate into the heat exchange tube to clean impurities attached to the inner wall of the heat exchange tube, the scraping plate is arranged on the push plate to improve the cleaning strength and efficiency, and hard scale is difficult to clean; after acid cleaning liquid is sprayed out to soften and neutralize incrustation in cooperation with a water spraying head, the hardness of the incrustation is effectively weakened, cleaning is convenient, working efficiency is improved, the inside of the device is prevented from being damaged through hard-to-hard treatment, and the service life of the device is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of condensers, in particular to a heating condenser structure. Background Art

[0002] A condenser is a heat exchanger that condenses steam from a steam turbine into water. It is also called a rehydrator. Normal temperature water is passed into the heat exchange tubes to achieve heat exchange with the steam discharged from the steam turbine into the condenser. This not only heats the normal temperature water for industrial use, but also condenses the steam into water for repeated use in the boiler. Therefore, the condenser also has a heating function. The water after heat exchange in the heat exchange tubes enters the water chamber on the right side of the condenser and is discharged through the water chamber for production use. Condensers are mainly used in steam turbine power plants and are divided into two types: water-cooled condensers and air-cooled condensers.

[0003] After searching, a condenser for a low vacuum heating unit is disclosed in the publication number: CN219934693U. Its technical solution includes: a shell, an electric push rod, a fixing plate and a connecting rod. The fixing plates are installed on both sides of the inner wall of the shell, and the heat exchange tubes distributed in a circular array are inserted and installed inside the fixing plate. An electric push rod is installed on one side of the inner wall of the shell, and a connecting plate is installed on the outer wall of one end of the electric push rod. Connecting rods distributed in a circular array are installed on the outer wall of one side of the connecting plate. By arranging the electric push rod, the push plate and the scraper, the effect of cleaning the heat exchange tube is achieved, the flow smoothness of the cooling water inside the heat exchange tube is ensured, and the crusting or agglomeration of foreign matter inside the heat exchange tube is avoided.

[0004] In the above application, an electric push rod is provided to drive a push plate and a scraper to clean the inside of the heat exchange tube to remove scale impurities. The use of a hard-to-hard cleaning method may damage the device, shorten the life of the device and reduce its function. Utility Model Content

[0005] In order to make up for the above deficiencies, the utility model provides a heating condenser structure, which aims to improve the setting of an electric push rod to drive a push plate and a scraper to clean the scale impurities inside the heat exchange tube. The use of a hard-to-hard cleaning method will damage the device, shorten the life of the device and reduce its function.

[0006] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: a heating condenser structure, comprising a box shell, the top of the box shell is fixedly connected with an air inlet pipe, the bottom of the box shell is fixedly connected with a connecting pipe, the bottom of the connecting pipe is fixedly connected with a filter box, the bottom of the filter box is fixedly connected with a drain pipe, a condensate filter is installed on the middle inner wall of the filter box, the condensate filter is installed on the inner wall of the filter frame, one side outer wall of the box shell is fixedly connected with a liquid inlet pipe, the same side outer wall of the box shell is fixedly connected with a liquid outlet pipe, one side of the inner wall of the box shell is set as a water tank, the water tank is divided into a water inlet tank and a water outlet tank, the inner wall of the box shell is fixedly connected with a partition plate, the outer wall of the water tank is fixedly connected with a heat exchange tube, and the heat exchange tube is installed inside the box shell.

[0007] Preferably, the inner wall of the filter box is rotatably connected to a rotating rod, the filter frame is mounted on the outer wall of the rotating rod, and the condensate filter screen is mounted on the outer wall of the rotating rod.

[0008] Preferably, a cooling water filter is installed on the inner wall of the box shell, the outer wall of the cooling water filter is installed on the top of the partition plate, and the cooling water filter is installed in the water inlet tank.

[0009] Preferably, a flushing water inlet pipe is fixedly connected to the top of the box shell, and a flushing water outlet pipe is fixedly connected to the outer wall of the box shell.

[0010] Preferably, an electric push rod is installed on the inner wall of the box shell, the output end of the electric push rod is fixedly connected to a connecting plate, the outer wall of the connecting plate is fixedly connected to a connecting rod, and the other end of the connecting rod is fixedly connected to a push plate.

[0011] Preferably, a scraper is installed around the outer wall of the push plate.

[0012] Preferably, a water spray head is fixedly connected to the outer wall of the push plate.

[0013] The utility model has the following beneficial effects:

[0014] 1. In the utility model, the electric push rod is started to make the connecting rod and the push plate penetrate into the heat exchange tube to clean the impurities attached to the inner wall of the heat exchange tube. A scraper is installed on the push plate to improve the cleaning strength and efficiency. It is difficult to clean hard scale. The water spray head is used to spray acidic cleaning liquid to soften and neutralize the scale, which effectively weakens the hardness of the scale, facilitates cleaning, improves work efficiency, prevents hard-to-hard treatment from damaging the inside of the device, and extends the service life of the device.

[0015] 2. In the utility model, the exhaust gas condenses into water on the heat exchange tube, and is filtered through the condensate filter in the filter box to remove impurities therein, thereby preventing the condensate from scaling inside the device. The closing door rotates to control the opening and closing of the through slot. The switch of the closing door is provided to facilitate observation of whether the condensate filter is blocked, which is conducive to replacement and installation of the condensate filter.

[0016] 3. In the utility model, the cooling water input through the liquid inlet pipe is filtered through the cooling water filter to filter out impurities, which greatly reduces the impurity content in the cooling water and effectively prevents scale from being generated inside the heat exchange tube. The flushing water inlet pipe is started to input clean filtered flushing water into the water inlet tank to flush the cooling water filter, and the impurities on the filter are flushed into the flushing outlet pipe, which is conducive to cleaning the filter using water flushing, reducing the workload of the staff and timely cleaning the cooling water filter to prevent blockage. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 A three-dimensional diagram of a heating condenser structure proposed by the utility model;

[0018] Figure 2 This is a cross-sectional view of a heating condenser structure proposed by the utility model;

[0019] Figure 3 This is a stereoscopic diagram of a water spray head of a heating condenser structure proposed by the utility model.

[0020] Legend:

[0021] 1. Box shell; 2. Electric push rod; 3. Air inlet pipe; 4. Flushing water inlet pipe; 5. Liquid inlet pipe; 6. Flushing water outlet pipe; 7. Liquid outlet pipe; 8. Filter box; 9. Drain pipe; 10. Rotating rod; 11. Connecting pipe; 12. Partition plate; 13. Cooling water filter; 14. Heat exchange tube; 15. Push plate; 16. Connecting rod; 17. Connecting plate; 18. Condensate filter; 19. Scraper; 20. Spray head. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings of the specification of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments 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.

[0023] Reference Figure 1-Figure 3The utility model provides an embodiment: a heating condenser structure, including a box shell 1, the top of the box shell 1 is fixedly connected with an air inlet pipe 3, the bottom of the box shell 1 is fixedly connected with a connecting pipe 11, the bottom of the connecting pipe 11 is fixedly connected with a filter box 8, the bottom of the filter box 8 is fixedly connected with a drain pipe 9, a condensate filter screen 18 is installed on the middle inner wall of the filter box 8, and the condensate filter screen 18 is installed on the inner wall of the filter frame, one side of the outer wall of the box shell 1 is fixedly connected with a liquid inlet pipe 5, and the outer wall of the same side of the box shell 1 is fixedly connected with a liquid outlet pipe 7, one side of the inner wall of the box shell 1 is set as a water tank, and the water tank is divided into a water inlet tank and a water outlet tank, the inner wall of the box shell 1 is fixedly connected with a partition plate 12, and the outer wall of the water tank is fixedly connected with a heat exchange tube 14, and the heat exchange tube 14 is installed inside the box shell 1.

[0024] The air inlet pipe 3 and the connecting pipe 11 are fixedly connected to the casing shell 1. The connecting pipe 11 is connected to the filter box 8 at the bottom. The bottom of the filter box 8 is connected to the drain pipe 9. The exhaust gas of the turbine enters the casing through the air inlet pipe 3. The liquid inlet pipe 5 is started to input cooling water to the heat exchange pipe 14 in the casing. The cooling water is then output from the casing through the liquid outlet pipe 7 for circulation. The exhaust gas condenses into water on the heat exchange pipe 14, flows into the filter box 8 from the connecting pipe 11, and then passes through the condensate filter 18 in the filter box 8 for filtration to remove impurities and prevent the condensate from scaling inside the device. In order to ensure that a high vacuum and a good heat transfer effect are maintained in the condenser during steam condensation, an exhaust device is provided to continuously extract the gas that cannot be condensed.

[0025] The inner wall of the filter box 8 is rotatably connected with a rotating rod 10 , the filter frame is mounted on the outer wall of the rotating rod 10 , and the condensate filter screen 18 is mounted on the outer wall of the rotating rod 10 .

[0026] A half-surface through groove is opened on one side of the filter box 8, and a rotating rod 10 is rotatably connected to the inner wall of the filter box 8. A closing door is installed on the outer wall of the rotating rod 10, so that the closing door rotates to control the opening and closing of the through groove. A switch of the closing door is set to facilitate observation of whether the condensate filter 18 is blocked, which is conducive to replacement and installation of the condensate filter 18.

[0027] The inner wall of the box shell 1 is installed with a cooling water filter 13, the outer wall of the cooling water filter 13 is installed on the top of the partition plate 12, and the cooling water filter 13 is installed in the water inlet tank. The top of the box shell 1 is fixedly connected with a flushing water inlet pipe 4, and the outer wall of the box shell 1 is fixedly connected with a flushing water outlet pipe 6.

[0028] The cooling water filter 13 is installed between the inner wall of the box shell 1 and the partition 12 to filter impurities from the cooling water input by the liquid inlet pipe 5, greatly reducing the impurity content in the cooling water and effectively preventing scale from being generated inside the heat exchange tube. A flushing water inlet pipe 4 and a flushing water outlet pipe 6 are installed on the outer wall of the box shell 1. When the liquid inlet pipe 4 is not in use, the flushing water inlet pipe 4 is started to input filtered flushing water into the water inlet tank to flush the cooling water filter 13, and the impurities on the filter are flushed into the flushing water outlet pipe 6, which is conducive to cleaning the filter using water flushing, reducing the workload of the staff, timely cleaning the cooling water filter 13 to prevent blockage and extend the life of the device.

[0029] The inner wall of the box shell 1 is installed with an electric push rod 2, the output end of the electric push rod 2 is fixedly connected with a connecting plate 17, the outer wall of the connecting plate 17 is fixedly connected with a connecting rod 16, and the other end of the connecting rod 16 is fixedly connected with a push plate 15. A scraper 19 is installed around the outer wall of the push plate 15. A water spray head 20 is fixedly connected to the outer wall of the push plate 15.

[0030] The electric push rod 2 is connected to the inner wall of the box shell 1. The electric push rod 2 is started to drive the connecting plate 17, the connecting rod 16 and the push plate 15, so that the connecting rod 16 and the push plate 15 extend into the heat exchange tube 14 to clean the impurities and scale attached to the inner wall of the heat exchange tube 14. A scraper 19 is installed on the push plate 15 to improve the cleaning intensity and efficiency. In the face of hard scale that is difficult to clean, the water spray head 20 is started to spray acidic cleaning liquid to soften and neutralize the scale, effectively weakening the hardness of the scale, facilitating cleaning and improving work efficiency, so that the cleaning work is thorough and efficient.

[0031] Working principle: The air intake pipe 3 and the connecting pipe 11 are fixedly connected to the housing 1, the connecting pipe 11 is connected to the filter box 8, the bottom of the filter box 8 is connected to the drain pipe 9, the inner wall of the filter box 8 is connected to the rotating rod 10, and a closed door is installed on the outer wall of the rotating rod 10 to observe whether the condensate filter 18 is blocked and replace it. The exhaust gas of the steam turbine enters the housing through the air intake pipe 3, and the liquid inlet pipe 5 is started to input cooling water to the heat exchange pipe 14 in the housing. The cooling water filter 13 is installed between the inner wall of the housing 1 and the partition plate 12, and the cooling water input by the liquid inlet pipe 5 is The cooling water is filtered for impurities, and the cooling water is then output from the liquid outlet pipe 7 for circulation in the box. The exhaust gas condenses into water on the heat exchange tube 14, flows into the filter box 8 from the connecting pipe 11, and then passes through the condensate filter 18 in the filter box 8 for filtration to remove impurities. The electric push rod 2 is started to make the connecting rod 16 and the push plate 15 extend into the heat exchange tube 14 to clean the impurities and scale attached to the inner wall of the heat exchange tube 14. In order to ensure a high vacuum and a good heat transfer effect in the condenser when the steam condenses, an exhaust device is provided to continuously extract the gas that cannot be condensed.

[0032] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A heating condenser structure, comprising a casing (1), characterized in that: The top of the box shell (1) is fixedly connected to an air inlet pipe (3), the bottom of the box shell (1) is fixedly connected to a connecting pipe (11), the bottom of the connecting pipe (11) is fixedly connected to a filter box (8), the bottom of the filter box (8) is fixedly connected to a drain pipe (9), a condensate filter screen (18) is installed on the middle inner wall of the filter box (8), and the condensate filter screen (18) is installed on the inner wall of the filter frame, one side of the outer wall of the box shell (1) is fixedly connected to a liquid inlet pipe (5), and the same side of the outer wall of the box shell (1) is fixedly connected to a liquid outlet pipe (7), and one side of the inner wall of the box shell (1) is set as a water tank, and the water tank is divided into A water inlet tank and a water outlet tank, the inner wall of the box shell (1) is fixedly connected to a partition plate (12), the outer wall of the water tank is fixedly connected to a heat exchange tube (14), the heat exchange tube (14) is installed inside the box shell (1), the inner wall of the box shell (1) is installed with an electric push rod (2), the output end of the electric push rod (2) is fixedly connected to a connecting plate (17), the outer wall of the connecting plate (17) is fixedly connected to a connecting rod (16), the other end of the connecting rod (16) is fixedly connected to a push plate (15), a scraper (19) is installed around the outer wall of the push plate (15), and the outer wall of the push plate (15) is fixedly connected to a water spray head (20).

2. A heating condenser structure according to claim 1, characterized in that: The inner wall of the filter box (8) is rotatably connected to a rotating rod (10), the filter frame is mounted on the outer wall of the rotating rod (10), and the condensate filter screen (18) is mounted on the outer wall of the rotating rod (10).

3. A heating condenser structure according to claim 1, characterized in that: A cooling water filter (13) is installed on the inner wall of the box shell (1), the outer wall of the cooling water filter (13) is installed on the top of the partition plate (12), and the cooling water filter (13) is installed in the water inlet tank.

4. A heating condenser structure according to claim 1, characterized in that: The top of the box shell (1) is fixedly connected to a flushing water inlet pipe (4), and the outer wall of the box shell (1) is fixedly connected to a flushing water outlet pipe (6).

Images