Filtering device for recycling high-temperature condensate water

Abstract

The utility model relates to the technical field of filtering equipment, and discloses a filtering device for recycling high-temperature condensate water, which comprises a shell, a filter screen cylinder is arranged in the shell, a plugging plate is arranged at one end, close to a water inlet of the shell, of the filter screen cylinder, and the diameter of the plugging plate is matched with the inner diameter of the shell; a water inlet hole is formed in the part, larger than the diameter of the filter screen cylinder, of the plugging plate; one end, close to the water outlet of the shell, of the filter screen cylinder is communicated with an outlet in the end part of the shell; a cleaning sleeve is rotationally arranged on the shell, and a cleaning brush in contact with the outer wall of the filter screen cylinder is arranged in the cleaning sleeve; according to the utility model, the filtering area of circulating water can be increased, the filtering efficiency is ensured, meanwhile, regular dirt cleaning can be realized without disassembly, and the conditions that the filtering efficiency is reduced due to the fact that dirt is attached to the filtering net cylinder and the working intensity is increased due to frequent disassembly are avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of filtering equipment, in particular to a filtering device for recovering high-temperature condensed water. Background Art

[0002] Steam is one of the important heat sources and is widely used in my country's petroleum, chemical, fertilizer and other industries, with a very large annual consumption. However, the recycling rate of high-temperature condensed water after steam utilization is not very high. Many companies directly discharge it into the circulating water treatment system because it is mixed with dirt and impurities. Some companies no longer use it after heating the living area in winter, resulting in great waste. How to use steam condensed water to make full use of its potential energy has become an important issue we face. At present, many companies are setting up filter screens in the circulating pipes for high-temperature condensed water recovery to achieve the purpose of cleaning solid dirt. Due to the small diameter of the circulating water pipe, when this filtering method is used to filter the condensed water, the filtering surface is small, and the filter screen is easily covered by impurities, resulting in a sharp drop in filtering efficiency, requiring frequent disassembly and cleaning, resulting in reduced work efficiency and increased work intensity; therefore, there is an urgent need for a high-temperature condensed water recovery filtration device with a large filtering area and regular cleaning to ensure filtering efficiency. Utility Model Content

[0003] The purpose of the utility model is to provide a filtering device for recovering high-temperature condensed water, which can increase the filtering area of ​​circulating water and ensure filtering efficiency. At the same time, regular dirt cleaning can be achieved without disassembly, avoiding the situation in which dirt adheres to the filter cylinder, resulting in a decrease in filtering efficiency, and frequent disassembly leads to increased work intensity.

[0004] The utility model adopts the following technical solutions:

[0005] A filtering device for recovering high-temperature condensed water comprises a shell, wherein a filter screen cylinder is arranged inside the shell, and a sealing plate is arranged at one end of the filter screen cylinder close to the water inlet of the shell, and the diameter of the sealing plate matches the inner diameter of the shell; a water inlet hole is arranged at a portion of the sealing plate that is larger than the diameter of the filter screen cylinder; one end of the filter screen cylinder close to the water outlet of the shell is connected to the outlet of the end of the shell; a cleaning sleeve is rotatably arranged on the shell, and a cleaning brush in contact with the outer wall of the filter screen cylinder is arranged inside the cleaning sleeve.

[0006] Preferably, the inner diameter of the cleaning sleeve is the same as the inner diameter of the shell, the inner diameter of the cleaning sleeve is provided with a support ring sleeved on the outside of the filter cylinder, the support ring is provided with a cleaning plate, and the cleaning brush is provided on the cleaning plate.

[0007] Preferably, bristles are provided at one end of the cleaning plate away from the filter screen cylinder, and the bristles are in contact with the inner wall of the shell.

[0008] Preferably, the water inlet hole on the sealing plate and the end of the filter screen cylinder close to the shell can be opened and closed; the upper and lower ends of the shell are respectively connected to a water pipe and a drain pipe, and valves are provided on the water pipe and the drain pipe; wherein the water pipe and the drain pipe are respectively arranged on the upper and lower sides of the diagonal corners of the shell.

[0009] Preferably, the water delivery pipe is arranged at an end of the sealing plate away from the water inlet of the shell.

[0010] Preferably, a first adjusting plate is rotatably arranged between the sealing plate and the filter screen cylinder, and a through hole matching the water inlet hole on the sealing plate is arranged on the first adjusting plate; a second adjusting plate is rotatably arranged at one end of the filter screen cylinder away from the sealing plate, and a mounting plate matching the inner diameter of the shell is rotatably arranged at the end of the second adjusting plate, the mounting plate is arranged inside the shell, and the mounting plate and the parts of the mounting plate and the second adjusting plate located within the diameter of the filter screen cylinder are both connected and provided with drainage holes; a ratchet is arranged at one end close to the first adjusting plate and the second adjusting plate, the middle part of the ratchet is sleeved on the outside of the filter screen cylinder, and a ratchet meshing with the ratchet is elastically arranged at the end of the cleaning plate.

[0011] Preferably, two groups of the water inlet holes and the drainage holes are arranged along the axis of the filter screen cylinder, and the distances between the two groups of the water inlet holes and the drainage holes and the center of the filter screen cylinder are different.

[0012] Preferably, flanges are provided on both sides of the shell.

[0013] Preferably, the outer diameter of the cleaning sleeve is larger than the outer diameter of the shell.

[0014] Compared with the prior art, the utility model has the following beneficial effects: by arranging a filter screen cylinder inside the shell, the utility model can form a space for condensed water to flow between the outer wall of the filter screen cylinder and the inner wall of the shell, and at the same time, the circumferential side surface of the entire filter screen cylinder can be used as a filtering surface to filter the condensed water, effectively increase the filtering area, and improve the filtering efficiency; in addition, by rotatably arranging a cleaning sleeve on the shell, and arranging cleaning bristles in contact with the filter screen cylinder in the cleaning sleeve, the cleaning sleeve can be rotated regularly to drive the cleaning bristles to clean the outer surface of the filter screen cylinder, thereby realizing the cleaning operation of the outer wall of the filter screen cylinder, preventing the filter efficiency from being reduced due to clogging of the filter screen cylinder surface, and also avoiding the workload increased by frequent disassembly and cleaning. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the structure of an embodiment of the present application;

[0016] Figure 2 A cross-sectional view of an embodiment of the present application;

[0017] Figure 3 It is a side view of an embodiment of the present application. DETAILED DESCRIPTION

[0018] The following is a clear and complete description of the present invention in conjunction with the accompanying drawings and embodiments:

[0019] like Figures 1 to 3 As shown, a filtering device for recovering high-temperature condensed water described in the utility model comprises a shell 1, both ends of the shell 1 are provided with flanges 2 for connecting with a condensed water delivery pipeline, the shell 1 is a metal pipe body with two ends connected, a filter cylinder 3 is provided inside the shell 1, the outer diameter of the filter cylinder 3 is smaller than the inner diameter of the shell 1, so as to form a space for condensed water to flow between the outer wall of the filter cylinder 3 and the inner wall of the shell 1; a sealing plate 4 is provided at one end of the filter cylinder 3 close to the water inlet of the shell 1, the sealing plate 4 is used to seal the end of the filter cylinder 3 to prevent condensed water from entering the interior of the filter cylinder 3 from the end of the filter cylinder 3, wherein the diameter of the sealing plate 4 matches the inner diameter of the shell 1 to ensure that the sealing plate 4 is tightly installed inside the shell 1; a water inlet hole 5 is provided on the sealing plate 4 at a position larger than the diameter of the filter cylinder 3, so as to prevent the condensed water from entering the interior of the filter cylinder 3 ... The condensed water enters the space between the filter screen cylinder 3 and the inner wall of the shell 1 through the water inlet hole 5; the end of the filter screen cylinder 3 close to the water outlet of the shell 1 is connected to the outlet at the end of the shell 1 to ensure that the condensed water enters the filter screen cylinder 3 and is filtered before being discharged from the end of the filter screen cylinder 3; in addition, in the present embodiment, a cleaning sleeve 6 is rotatably arranged on the shell 1, and the cleaning sleeve 6 is a hollow sleeve structure, both ends of which are rotatably connected to the shell 1, and the connection is sealed, and a cleaning brush in contact with the outer wall of the filter screen cylinder 3 is arranged in the cleaning sleeve 6; when the condensed water has been filtered for a period of time, the cleaning sleeve 6 can be rotated to drive the cleaning brush to clean along the outer wall of the filter screen cylinder 3, so as to realize timely cleaning of the dirt attached to the outer wall of the cleaning screen cylinder, and prevent the dirt from clogging the filter screen cylinder 3, resulting in low filtering efficiency.

[0020] Furthermore, the inner diameter of the cleaning sleeve 6 is the same as the inner diameter of the shell 1, and the inner diameter of the cleaning sleeve 6 is provided with a support ring 7 which is sleeved on the outside of the filter screen cylinder 3, and a cleaning plate 8 is provided on the support ring 7, and a cleaning brush is provided on the cleaning plate 8; the outer diameter of the cleaning sleeve 6 is preferably larger than the outer diameter of the shell 1 so that the cleaning sleeve 6 can be rotated and adjusted; in this embodiment, if the diameter of the cleaning sleeve 6 is small and can be held and rotated by hand, anti-slip stripes can be provided on the outer wall of the cleaning sleeve 6 to increase the friction between the cleaning sleeve 6 and the palm and improve the convenience of rotating and adjusting the cleaning sleeve 6; if the diameters of the cleaning sleeve 6 and the shell 1 are both large, a handle can be protruded on the cleaning sleeve 6 to facilitate holding and rotating by hand and improve the convenience of operation.

[0021] In addition, bristles are also provided at one end of the cleaning plate 8 away from the filter screen cylinder 3, and the bristles are in contact with the inner wall of the shell 1; that is, bristles are provided on both sides of the cleaning plate 8, so that as the cleaning sleeve 6 rotates, both the filter screen cylinder 3 and the inner wall of the shell 1 can be cleaned, thereby enhancing the practicality of the utility model.

[0022] Furthermore, in this embodiment, the water inlet hole 5 on the sealing plate 4 and the outlet at one end of the filter screen cylinder 3 close to the shell 1 can be opened and closed, so that after cleaning the filter screen cylinder 3 and the inner wall of the shell 1, clean water can be injected into the inside for cleaning operations; the upper and lower ends of the shell 1 are respectively connected with a water pipe 9 and a drain pipe 10 for inputting and outputting cleaning water into the shell 1, and valves are also provided on the water pipe 9 and the drain pipe 10; the water pipe 9 is arranged at one end above the shell 1 close to the water inlet of the shell 1, and the drain pipe 10 is arranged at one end below the shell 1 close to the water outlet of the shell 1; that is, the water pipe 9 and the drain pipe 10 are arranged diagonally. In addition, the water pipe 9 is arranged at the end of the sealing plate 4 away from the water inlet of the shell 1 to prevent the cleaning water from flowing back from the inlet end of the shell 1 to the condensate delivery pipe.

[0023] Specifically, a first adjusting plate 11 is rotatably arranged between the sealing plate 4 and the filter screen cylinder 3, and a through hole matching the water inlet hole 5 on the sealing plate 4 is arranged on the first adjusting plate 11, and the through hole is connected with the water inlet hole 5 during operation; a second adjusting plate 12 is rotatably arranged on the end of the filter screen cylinder 3 away from the sealing plate 4, and a mounting plate 13 matching the inner diameter of the shell 1 is rotatably arranged on the end of the second adjusting plate 12, and the mounting plate 13 is fixedly arranged inside the shell 1, and the mounting plate 13 and the part of the second adjusting plate 12 located within the diameter of the filter screen cylinder 3 are both connected and provided with a drainage hole 14 to ensure that the condensed water entering the filter screen cylinder 3 and filtered is smoothly discharged from the end of the filter screen cylinder 3; a ratchet 15 is arranged on the end close to the first adjusting plate 11 and the second adjusting plate 12, and the middle part of the ratchet 15 is hollow, and the ratchet 15 is sleeved on the filter On the outside of the mesh cylinder 3, the end of the cleaning plate 8 is elastically provided with a ratchet 16 that meshes with the ratchet 15; when it is necessary to clean the surface of the filter mesh cylinder 3 and the inner wall of the shell 1, the cleaning sleeve 6 is rotated counterclockwise. At this time, the ratchet 16 will not drive the ratchet 15 to rotate, and the water inlet hole 5 on the sealing plate 4 and the drainage hole on the mounting plate 13 are in an open state. After cleaning, the cleaning sleeve 6 is rotated clockwise, and the ratchet 16 at both ends are engaged with the ratchet 15 to respectively drive the ratchet 15 and the first adjustment plate 11 and the second adjustment plate 12 at the corresponding ends to rotate. At this time, the first adjustment plate 11 and the second adjustment plate 12 are misaligned with the sealing plate 4 and the mounting plate 13, thereby realizing the sealing operation on both ends of the shell 1, and then the valves on the water pipe 9 and the drainage pipe 10 are opened, and the water pipe 9 injects cleaning water into the inside of the shell 1 to flush out the cleaned dirt.

[0024] Furthermore, in the present embodiment, two groups of water inlet holes 5 on the sealing plate 4 and two groups of drainage holes 14 on the mounting plate 13 are arranged along the axis of the filter screen cylinder 3, and the two groups of water inlet holes 5 and drainage holes 14 are at different distances from the center of the filter screen cylinder 3, that is, the two groups of water inlet holes 5 and drainage holes 14 are respectively located on different axial radii of the filter screen cylinder 3. Such an arrangement can not only increase the amount of water inlet and outlet, but also ensure that the sealing of the sealing plate 4 and the mounting plate 13 can be achieved under the rotation of the first adjustment plate 11 and the second adjustment plate 12.

[0025] When the utility model is in use, the shell 1 is first installed between the two sections of condensate water delivery pipes, and then the delivery of condensate water is turned on for filtering; when the filter screen cylinder 3 needs to be cleaned, the cleaning sleeve 6 can be rotated to clean the filter screen cylinder 3 and the inner wall of the shell 1, and the frequency of flushing and cleaning the dirt inside the shell 1 with cleaning water can be selected according to the content of solid dirt in the condensate water to ensure that the cleaned dirt is regularly discharged from the inside of the shell 1. The utility model has a simple structure, is easy to operate and use, and is highly practical.

Claims

1. A filtering device for recovering high-temperature condensed water, characterized in that: It comprises a shell, wherein a filter screen cylinder is arranged inside the shell, a sealing plate is arranged at one end of the filter screen cylinder close to the water inlet of the shell, and the diameter of the sealing plate matches the inner diameter of the shell; a water inlet hole is arranged at a portion of the sealing plate that is larger than the diameter of the filter screen cylinder; one end of the filter screen cylinder close to the water outlet of the shell is connected to the outlet of the end of the shell; a cleaning sleeve is rotatably arranged on the shell, and a cleaning brush in contact with the outer wall of the filter screen cylinder is arranged inside the cleaning sleeve.

2. The high-temperature condensate water recovery filtering device according to claim 1, characterized in that: The inner diameter of the cleaning sleeve is the same as the inner diameter of the shell. The inner diameter of the cleaning sleeve is provided with a support ring sleeved on the outside of the filter screen cylinder. A cleaning plate is provided on the support ring, and the cleaning brush is provided on the cleaning plate.

3. The high-temperature condensate recovery filtering device according to claim 2, characterized in that: The end of the cleaning plate away from the filter screen cylinder is provided with bristles, and the bristles are in contact with the inner wall of the shell.

4. The high-temperature condensate water recovery filtering device according to claim 3, characterized in that: The water inlet hole on the sealing plate and the end of the filter screen cylinder close to the shell can be opened and closed; the upper and lower ends of the shell are respectively connected to a water pipe and a drain pipe, and valves are provided on the water pipe and the drain pipe; wherein the water pipe and the drain pipe are respectively arranged on the upper and lower sides of the diagonal corners of the shell.

5. The high-temperature condensate recovery filtering device according to claim 4, characterized in that: The water delivery pipe is arranged at one end of the sealing plate away from the water inlet of the shell.

6. The high-temperature condensate water recovery filtering device according to claim 4, characterized in that: A first adjusting plate is rotatably arranged between the sealing plate and the filter screen cylinder, and a through hole matching the water inlet hole on the sealing plate is arranged on the first adjusting plate; a second adjusting plate is rotatably arranged at one end of the filter screen cylinder away from the sealing plate, and a mounting plate matching the inner diameter of the shell is rotatably arranged at the end of the second adjusting plate, the mounting plate is arranged inside the shell, and drainage holes are provided on the mounting plate and the parts of the second adjusting plate located within the diameter of the filter screen cylinder; a ratchet is arranged at one end close to the first adjusting plate and the second adjusting plate, the middle part of the ratchet is sleeved on the outside of the filter screen cylinder, and a ratchet meshing with the ratchet is elastically arranged at the end of the cleaning plate.

7. The high-temperature condensate water recovery filtering device according to claim 6, characterized in that: The water inlet holes and the drainage holes are arranged in two groups along the axis of the filter screen cylinder, and the distances between the two groups of water inlet holes and the drainage holes and the center of the filter screen cylinder are different.

8. The high-temperature condensate water recovery filtering device according to claim 1, characterized in that: Flanges are arranged on both sides of the shell.

9. The high-temperature condensate water recovery filtering device according to claim 1, characterized in that: The outer diameter of the cleaning sleeve is greater than the outer diameter of the shell.

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