Filtering device for building water supply and drainage

Abstract

The utility model discloses a filtering device for building water supply and drainage, and relates to the technical field of building water supply and drainage, the filtering device comprises a box body, the inner wall of the box body and the two corresponding sides are fixedly connected with two fixing blocks, the top of each fixing block is provided with a filter screen, the bottom of each filter screen is fixedly connected with an inserting block located in the corresponding fixing block, and the inserting blocks are fixedly connected with the box body. A clamping mechanism is arranged on the sides, close to each other, of the box body, the fixing block and the inserting block, a scraping mechanism is arranged in the box body and located above the filter screen, a water drainage pipe is fixedly connected to one side of the box body, and a water inlet pipe is fixedly connected to the other side of the box body. According to the device, through mutual cooperation of a lead screw, a guide rod, a third groove, a sliding block, a scraping plate and a motor during use, impurities filtered at the top of a filter screen can be scraped away, the filter screen can be effectively prevented from being blocked by the impurities, the filter screen does not need to be replaced for multiple times, and the utilization rate of the filter screen is effectively increased.

Description

Technical Field

[0001] The utility model relates to the technical field of building water supply and drainage, in particular to a filtering device for building water supply and drainage. Background Art

[0002] The water supply and drainage system is an essential component of any building. The water supply and drainage system of a general building includes the domestic water supply system, the domestic drainage system and the fire protection system. These systems are important monitoring objects of the building automation system. Since the fire protection water system is closely related to the automatic fire alarm system and the automatic fire extinguishing system, the national technical specifications stipulate that the fire protection water supply should be uniformly controlled and managed by the fire protection system.

[0003] According to the application number 202122454208.9, a filter device for building water supply and drainage that is convenient for replacing the filter screen is disclosed, including a filter device body, a pull rod and a filter box. In the utility model, the installation and fixing of the filter box are completed by the coordinated use of the filter device body, the filter box, the pull rod, the ring, the fixing rod, the spring and the jack, which is convenient for installing and disassembling the device, and convenient for replacing and cleaning the filter screen, thereby avoiding the situation where the filter screen is blocked due to untimely replacement, and ensuring the normal use of the filter device. Through the coordinated use of the filter box, the funnel-shaped filter screen, the filter screen, the first circular hole and the second circular hole, the impurities in the water can be effectively collected, and due to the funnel-shaped design, the probability of impurities flowing out of the filter box is reduced, so that the filtering effect of the filter device is better and more practical.

[0004] However, the existing filter screens of the filter devices for building water supply and drainage need to be frequently replaced due to clogging during use, which increases the workload of the staff. Therefore, we propose a filter device for building water supply and drainage. Utility Model Content

[0005] In view of the deficiencies of the prior art, the utility model provides a filtering device for building water supply and drainage, which solves the problems raised in the above-mentioned background technology.

[0006] To achieve the above objectives, the utility model is implemented through the following technical solutions: a filtering device for building water supply and drainage, including a box body, the inner wall of the box body and two corresponding sides are fixedly connected to the two fixed blocks, the top of the fixed block is provided with a filter screen, the bottom of the filter screen and the inside of the fixed block are fixedly connected with an insert block, the box body, the fixed block, and the insert block are provided with a clamping mechanism on the side where the box body, the fixed block, and the insert block are close to each other, a scraping mechanism is provided inside the box body and above the filter screen, one side of the box body is fixedly connected to a drain pipe, and the other side of the box body is fixedly connected to a water inlet pipe.

[0007] Preferably, the clamping mechanism includes four fifth slots, and the four fifth slots are opened inside the box body and four fixed blocks. A spring is provided inside the fifth slot, and a clamping block is fixedly connected to one end of the spring. A fourth slot is opened on one side of the plug block, and the clamping block is clamped with the fourth slot. A connecting block is fixedly connected to one side of the fourth slot and located inside the spring, and a pull rod is fixedly connected to one end of two connecting blocks and located outside the box body. The clamping block is slidably connected to the fifth slot, which is convenient for the staff to disassemble the filter and replace it.

[0008] Preferably, the scraping mechanism includes a screw rod, which is rotatably connected to the interior of the box, a guide rod is fixedly connected to the interior of the box and located on one side of the screw rod, a third groove is opened on one side of the inner wall of the box, and a slider is provided on the outside of the screw rod and the guide rod and located inside the third groove, the slider is threadedly connected to the screw rod, the slider is slidably connected to the guide rod, a scraper is fixedly connected to the bottom of the two sliders and located below the filter, the scraper is slidably connected to the top of the filter, a motor is fixedly connected to one side of the box, and the output end of the motor is fixedly connected to the screw rod, which is conducive to scraping off impurities filtered by the filter and avoiding clogging of the filter.

[0009] Preferably, a second groove is provided on one side of the box body and below the water inlet pipe, a closed door is rotatably connected inside the second groove, and a second handle is fixedly connected to one side of the closed door to facilitate staff to open and disassemble the filter.

[0010] Preferably, the bottom and corresponding sides of the box are fixedly connected with two fixed feet, the interior of the box and below the filter is fixedly connected with a baffle, one side of the box is provided with a first groove, the interior of the first groove is slidably connected with a dirt collecting box, and one side of the dirt collecting box is fixedly connected with a first handle, which is conducive to collecting the scraped impurities and facilitating processing.

[0011] Preferably, a control panel is fixedly connected to one side of the box and located above one of the pull rods, and the motor is electrically connected to the control panel to facilitate operation by staff, making the operation more convenient.

[0012] The utility model provides a filtering device for building water supply and drainage, which has the following beneficial effects:

[0013] 1. The filtering device for building water supply and drainage adopts a scraping mechanism. When in use, the screw rod, the guide rod, the third groove, the slider, the scraper, and the motor cooperate with each other to scrape off the impurities filtered on the top of the filter, which can effectively prevent the filter from being blocked by impurities. There is no need to replace the filter many times, which effectively improves the utilization rate of the filter.

[0014] 2. The filtering device for building water supply and drainage adopts a clamping mechanism. When in use, the filter screen can be filtered through the cooperation of the fixed block, the plug block, the fourth slot, the clamping block, the baffle, the spring, the connecting block, and the fifth slot. The filter screen can be effectively prevented from being offset by the impact of water flow, and the disassembly is more convenient, which effectively reduces the workload of the staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 It is a side view of the utility model;

[0017] Figure 3 It is a side sectional view of the utility model;

[0018] Figure 4 It is a cross-sectional view of the utility model;

[0019] Figure 5 For this utility model Figure 3 Enlarged view of point A in .

[0020] In the figure: 1. box body; 2. first slot; 3. first handle; 4. pull rod; 5. fixed foot; 6. drain pipe; 7. motor; 8. control panel; 9. water inlet pipe; 10. closed door; 11. second slot; 12. second handle; 13. screw rod; 14. filter; 15. fixed block; 16. dirt collecting box; 17. guide rod; 18. third slot; 19. slider; 20. scraper; 21. baffle; 22. plug block; 23. fourth slot; 24. clamp block; 25. spring; 26. connecting block; 27. fifth slot. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0022] See also Figures 1 to 5 The utility model provides a technical solution: two fixed blocks 15 are fixedly connected to the inner wall and corresponding sides of the box body 1, a filter screen 14 is arranged on the top of the fixed block 15, and an insert block 22 is fixedly connected to the bottom of the filter screen 14 and located inside the fixed block 15, a clamping mechanism is arranged on the side where the box body 1, the fixed block 15 and the insert block 22 are close to each other, a scraping mechanism is arranged inside the box body 1 and above the filter screen 14, a drain pipe 6 is fixedly connected to one side of the box body 1, and an inlet pipe 9 is fixedly connected to the other side of the box body 1.

[0023] The clamping mechanism includes four fifth slots 27, and the four fifth slots 27 are opened inside the box body 1 and the four fixed blocks 15. A spring 25 is arranged inside the fifth slot 27, and a clamping block 24 is fixedly connected to one end of the spring 25. A fourth slot 23 is opened on one side of the plug block 22, and the clamping block 24 is clamped with the fourth slot 23. A connecting block 26 is fixedly connected to one side of the fourth slot 23 and located inside the spring 25. A pull rod 4 is fixedly connected to one end of the two connecting blocks 26 and located outside the box body 1. The clamping block 24 is slidably connected to the fifth slot 27. By pulling the pull rod 4, the staff can drive the clamping block 24 to leave the fourth slot 23 and squeeze the spring 25, and then the closed door 10 can be opened by the second handle 12, and the filter 14 can be taken out for replacement, which is beneficial for the staff to disassemble the filter 14 for easy replacement.

[0024] The scraping mechanism includes a screw rod 13, which is rotatably connected to the inside of the box body 1. A guide rod 17 is fixedly connected to the inside of the box body 1 and located on one side of the screw rod 13. A third groove 18 is opened on one side of the inner wall of the box body 1. Slide blocks 19 are provided on the outside of the screw rod 13 and the guide rod 17 and located inside the third groove 18. The slide blocks 19 are threadedly connected to the screw rod 13, and the slide blocks 19 are slidably connected to the guide rod 17. A scraper 20 is fixedly connected to the bottom of the two slide blocks 19 and located below the filter screen 14. The scraper 20 is slidably connected to the top of the filter screen 14. A motor 7 is fixedly connected to one side of the box body 1, and the output end of the motor 7 is fixedly connected to the screw rod 13. The staff starts the motor 7 through the control panel 8, so that the motor 7 drives the screw rod 13 to rotate inside the box body 1, and the rotating screw rod 13 drives the slider 19 to move on the outside of the screw rod 13, and drives another slider 19 to slide on the outside of the guide rod 17 through the scraper 20, thereby stabilizing the movement of the scraper 20 and scraping off impurities on the top of the filter screen 14, which is conducive to scraping off the impurities filtered by the filter screen 14 and avoiding clogging of the filter screen 14.

[0025] A second groove 11 is provided on one side of the box body 1 and below the water inlet pipe 9. A closed door 10 is rotatably connected inside the second groove 11. A second handle 12 is fixedly connected to one side of the closed door 10 to facilitate staff to open and disassemble the filter 14.

[0026] Two fixed feet 5 are fixedly connected to the bottom and corresponding sides of the box body 1, a baffle 21 is fixedly connected inside the box body 1 and below the filter 14, a first groove 2 is opened on one side of the box body 1, a dirt collecting box 16 is slidably connected inside the first groove 2, and a first handle 3 is fixedly connected to one side of the dirt collecting box 16, which is conducive to collecting the scraped impurities and facilitating processing, a control panel 8 is fixedly connected to one side of the box body 1 and above one of the pull rods 4, and the motor 7 is electrically connected to the control panel 8, which is convenient for the staff to operate and makes the operation more convenient.

[0027] In summary, when the filtering device for building water supply and drainage is used, first, the staff starts the motor 7 through the control panel 8, so that the motor 7 drives the screw rod 13 to rotate inside the box body 1, and the rotating screw rod 13 drives the slider 19 to move on the outside of the screw rod 13, and drives another slider 19 to slide on the outside of the guide rod 17 through the scraper 20 connection, thereby stabilizing the movement of the scraper 20, scraping off the impurities on the top of the filter 14, so that the scraper 20 pushes the impurities into the dirt collecting box 16 to collect the impurities. When the filter 14 needs to be replaced, the staff can drive the block 24 to leave the inside of the fourth slot 23 by pulling the pull rod 4, and squeeze the spring 25, and then open the closed door 10 through the second handle 12, and take out the filter 14 for replacement.

[0028] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A filtering device for building water supply and drainage, comprising a housing (1), characterized in that: Two fixed blocks (15) are fixedly connected to the inner wall and corresponding sides of the box body (1); a filter screen (14) is arranged on the top of the fixed block (15); an insert block (22) is fixedly connected to the bottom of the filter screen (14) and located inside the fixed block (15); a clamping mechanism is arranged on the side where the box body (1), the fixed block (15) and the insert block (22) are close to each other; a scraping mechanism is arranged inside the box body (1) and located above the filter screen (14); a drain pipe (6) is fixedly connected to one side of the box body (1); and a water inlet pipe (9) is fixedly connected to the other side of the box body (1).

2. A filtering device for building water supply and drainage according to claim 1, characterized in that: The clamping mechanism comprises four fifth grooves (27), the four fifth grooves (27) are arranged inside the box body (1) and four fixed blocks (15), a spring (25) is arranged inside the fifth groove (27), one end of the spring (25) is fixedly connected with a clamping block (24), a fourth groove (23) is arranged on one side of the plug block (22), the clamping block (24) is clamped with the fourth groove (23), a connecting block (26) is fixedly connected on one side of the fourth groove (23) and located inside the spring (25), one end of two connecting blocks (26) and located outside the box body (1) are fixedly connected with a pull rod (4), and the clamping block (24) is slidably connected with the fifth groove (27).

3. A filtering device for building water supply and drainage according to claim 1, characterized in that: The scraping mechanism comprises a screw rod (13), the screw rod (13) is rotatably connected to the inside of the box (1), a guide rod (17) is fixedly connected to the inside of the box (1) and located on one side of the screw rod (13), a third groove (18) is opened on one side of the inner wall of the box (1), a slider (19) is arranged on the outside of the screw rod (13) and the guide rod (17) and located inside the third groove (18), the slider (19) is threadedly connected to the screw rod (13), the slider (19) is slidably connected to the guide rod (17), a scraper (20) is fixedly connected to the bottom of the two sliders (19) and located below the filter (14), and the scraper (20) is slidably connected to the top of the filter (14), and a motor (7) is fixedly connected to one side of the box (1), and the output end of the motor (7) is fixedly connected to the screw rod (13).

4. A filtering device for building water supply and drainage according to claim 1, characterized in that: A second groove (11) is provided on one side of the box body (1) and below the water inlet pipe (9); a closed door (10) is rotatably connected inside the second groove (11); and a second handle (12) is fixedly connected to one side of the closed door (10).

5. A filtering device for building water supply and drainage according to claim 1, characterized in that: Two fixed feet (5) are fixedly connected at the bottom and corresponding sides of the box body (1); a baffle (21) is fixedly connected inside the box body (1) and below the filter screen (14); a first groove (2) is opened on one side of the box body (1); a dirt collection box (16) is slidably connected inside the first groove (2); and a first handle (3) is fixedly connected to one side of the dirt collection box (16).

6. A filtering device for building water supply and drainage according to claim 3, characterized in that: A control panel (8) is fixedly connected to one side of the box (1) and located above one of the pull rods (4), and the motor (7) is electrically connected to the control panel (8).

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