Centralized heating and water supply device with water quality filtering function

Abstract

The utility model discloses a centralized heating water supply device with water quality filtering function, including filter jar, the outer wall of filter jar and located bottom is equipped with inlet tube, the upper end of filter jar is equipped with the lid, the bottom fixed of lid is equipped with internal thread ring, the inside of internal thread ring is equipped with the mounting ring, the mounting ring is connected with internal thread ring thread, the bottom fixed of mounting ring is equipped with the filter water net, the inner wall of filter jar and located upper end is equipped with the conical groove, the lower end surface fixed of lid is equipped with the conical surface, the conical surface is located the inside of conical groove, the upper end surface fixed of lid is equipped with the annular ring, the outside of annular ring is equipped with the fastening nut, so that the user can pressurize the water of outside through inlet tube and lead into filter jar, at this moment, the water that enters filter jar will enter the inside of filter water net after the filtration of filter water net, then controls third water pump and can suck out the water, and the subsequent water supply is convenient to carry out.

Description

Technical Field

[0001] This utility model relates to the field of heating and water supply technology, and more specifically, it relates to a centralized heating and water supply device with water filtration function. Background Technology

[0002] Centralized heating and water supply systems are very common and important systems in northern China. They refer to a complete set of equipment and systems that can provide domestic hot water and heating hot water to a large number of users. They are usually composed of heat sources, pipe networks and booster pumps. Centralized heating and water supply systems are one of the important infrastructures of modern cities. They embody the concept of intensive, efficient and environmentally friendly energy utilization and meet people's needs for convenience.

[0003] However, the existing centralized heating and water supply devices have some problems in terms of water filtration. The filtration effect is not ideal, and the sealing effect of the installation position is not good during maintenance, which easily leads to water leakage. Further improvements are needed. Furthermore, it lacks the function of preheating water during the water delivery process. If a heating tank is used directly for heating, the heating efficiency will be low, affecting normal use. Utility Model Content

[0004] (a) Technical problems to be solved In view of the problems existing in the prior art, this utility model provides a centralized heating and water supply device with water filtration function to solve the technical problems mentioned in the background art, such as the existing centralized heating and water supply devices having some problems in water filtration, the filtration effect is not ideal, and the installation position is not well sealed during maintenance, which easily leads to water leakage.

[0005] (II) Technical Solution To achieve the above objectives, this utility model provides the following technical solution: a centralized heating and water supply device with water filtration function, comprising a filter tank, an inlet pipe on the outer wall and at the bottom of the filter tank, a cover at the upper end of the filter tank, an internal threaded ring fixed at the bottom of the cover, an installation ring inside the internal threaded ring, the installation ring being threadedly connected to the internal threaded ring, a filter screen fixed at the bottom of the installation ring, a conical groove on the inner wall and at the upper end of the filter tank, a conical surface fixed on the lower end face of the cover, the conical surface being located inside the conical groove, an annular ring fixed on the upper end face of the cover, a fastening nut on the outer side of the annular ring, an external thread on the outer wall of the filter tank, the fastening nut being fixedly connected to the filter tank through the external thread, the interior of the fastening nut abutting against the upper end face of the cover, an outlet pipe at the middle position on the upper end face of the cover, the lower end of the outlet pipe extending into the interior of the filter screen, and a preheating box fixed at the other end of the outlet pipe.

[0006] The present invention is further configured such that the preheating box is provided with a curved tube inside, the water outlet pipe is connected to one end of the curved tube, a heat-conducting plate is fixedly provided on the inner wall of the preheating box and located at the bottom, the heat-conducting plate is in contact with the outer wall of the curved tube, and a heater is provided at the bottom of the preheating box, the heater is connected to the heat-conducting plate, so as to facilitate the preheating of water.

[0007] The present invention is further configured such that a connecting pipe is fixedly provided at the other end of the curved tube, a first water pump is provided on the connecting pipe, and a water heating component is fixedly provided at the output end of the first water pump, so as to facilitate the water being guided into the water heating component for heating.

[0008] The present invention is further configured such that a main pipe is provided on the outer wall of the water heating component, a second water pump is provided on the main pipe, a branch pipe is provided at the output end of the second water pump, a branch pipe is provided on the outer wall of the branch pipe, and multiple branch pipes are provided, each with a flange at its other end, so as to facilitate the supply of hot water to multiple users.

[0009] The present invention is further provided that each of the branch pipes is equipped with a ball valve, which facilitates the control of the hot water inside the branch pipe.

[0010] The present invention is further configured such that a third water pump is provided on the water outlet pipe to facilitate the discharge of water through the filter screen.

[0011] The present invention is further configured such that the inclination of the conical surface and the conical groove are equal, and the conical surface abuts against the inner wall of the conical groove, which facilitates increasing the sealing of the connection between the filter tank and the cover.

[0012] The present invention is further configured such that a positioning block is fixedly provided at the bottom of the filter tank, and a positioning groove is provided at the lower end of the water filter screen, with the positioning block located inside the positioning groove, which facilitates the positioning and installation of the bottom of the water filter screen.

[0013] (III) Beneficial Effects Compared with the prior art, this utility model provides a centralized heating and water supply device with water filtration function, which has the following beneficial effects: 1. By incorporating a conical groove, conical surface, an annular ring, and a fastening nut, users can pressurize external water and guide it into the filter tank through the inlet pipe. The water entering the filter tank is then filtered by the filter screen and enters its interior. The third water pump then draws the water out, facilitating subsequent water supply. When cleaning the filter screen, the cover can be separated from the filter tank by disassembling the fastening nut, allowing the filter screen to be removed from the inside of the filter tank. Subsequently, the internal threaded ring and mounting ring can be disassembled by rotating the filter screen for easy cleaning and maintenance. Furthermore, the conical surface and conical groove design ensure that after the fastening nut is tightened, the outer wall of the conical surface and the inner wall of the conical groove compress each other, resulting in a better seal at the connection point and preventing leakage.

[0014] 2. By setting up a curved tube, a preheating box, a heat-conducting plate, and a heater, the user can use the heater to generate heat on the heat-conducting plate, which is then transferred to the upper end of the curved tube. When water is discharged from the filter tank and enters the curved tube, it can be preheated, which helps to increase the overall efficiency of water heating in the subsequent process and makes it convenient to use.

[0015] 3. By setting up a second water pump, a branch pipe, a branch pipe, and a ball valve, users can connect the external water supply pipe to the branch pipe, and then open the second water pump and the ball valve to drain the water inside the water heating component for convenient use. This mechanism can provide hot water to multiple users by setting up multiple branch pipes and ball valves, making it more convenient to use. Attached Figure Description

[0016] Figure 1 This is a schematic diagram of a centralized heating and water supply device with water filtration function in its unused state. Figure 2 A sectional view showing the installation of the filter tank, internal threaded ring, mounting ring, and filter screen; Figure 3 A schematic diagram showing the location of the filter screen and positioning groove on the installation ring; Figure 4 This is a schematic diagram showing the installation of the curved tubes, heat-conducting plates, connecting pipes, and water heating components inside the preheating box. Figure 5 This is a schematic diagram showing the location of the heater at the bottom of the preheating chamber.

[0017] In the diagram: 1. Filter tank; 2. Inlet pipe; 3. Cover; 4. Internal threaded ring; 5. Mounting ring; 6. Filter screen; 7. Conical groove; 8. Conical surface; 9. Annular ring; 10. Fastening nut; 11. Outlet pipe; 12. Preheating box; 13. Curved pipe; 14. Heat-conducting plate; 15. Heater; 16. Connecting pipe; 17. First water pump; 18. Water heating assembly; 19. Main pipe; 20. Second water pump; 21. Diversion pipe; 22. Branch pipe; 23. Flange; 24. Ball valve; 25. Third water pump; 26. Positioning block; 27. Positioning groove. Detailed Implementation

[0018] It should be noted that, unless otherwise specified, the embodiments and features described in this application can be combined with each other. The present invention will now be described in detail with reference to the accompanying drawings and embodiments.

[0019] It should be noted that, unless otherwise specified, all technical and scientific terms used in this application have the same meaning as commonly understood by one of ordinary skill in the art to which this application pertains.

[0020] In this utility model, unless otherwise stated, the orientations used, such as "up" and "down", usually refer to the direction shown in the accompanying drawings, or to the vertical, perpendicular, or gravitational direction; similarly, for ease of understanding and description, "left" and "right" usually refer to the left and right shown in the accompanying drawings; "inner" and "outer" refer to the inner and outer contours of each component itself, but the above directional terms are not used to limit this utility model.

[0021] Please see Figure 1-5 A centralized heating and water supply device with water filtration function includes a filter tank 1. A water inlet pipe 2 is located on the outer wall and bottom of the filter tank 1. A cover 3 is located at the upper end of the filter tank 1. An internally threaded ring 4 is fixedly located at the bottom of the cover 3. An mounting ring 5 is located inside the internally threaded ring 4 and is threadedly connected to the internally threaded ring 4. A filter screen 6 is fixedly located at the bottom of the mounting ring 5. A conical groove 7 is formed on the upper end of the inner wall of the filter tank 1. A conical surface 8 is fixedly located on the lower end face of the cover 3, inside the conical groove 7. A filter screen 6 is fixedly located on the upper end face of the cover 3. An annular ring 9 is provided with a fastening nut 10 on its outer side. The outer wall of the filter tank 1 is provided with an external thread. The fastening nut 10 is fixedly connected to the filter tank 1 through the external thread. The inside of the fastening nut 10 abuts against the upper end face of the cover 3. The upper end face of the cover 3 and the middle position are provided with a water outlet pipe 11. The lower end of the water outlet pipe 11 extends into the interior of the water filter screen 6. The other end of the water outlet pipe 11 is fixedly provided with a preheating box 12. A third water pump 25 is provided on the water outlet pipe 11. The inclination of the conical surface 8 and the conical groove 7 are equal, and the conical surface 8 abuts against the inner wall of the conical groove 7.

[0022] In this embodiment, a curved tube 13 is provided inside the preheating box 12. The water outlet pipe 11 is connected to one end of the curved tube 13. A heat-conducting plate 14 is fixedly provided on the inner wall of the preheating box 12 and at the bottom. The heat-conducting plate 14 is in contact with the outer wall of the curved tube 13. A heater 15 is provided at the bottom of the preheating box 12. The heater 15 is connected to the heat-conducting plate 14. A connecting pipe 16 is fixedly provided at the other end of the curved tube 13. A first water pump 17 is provided on the connecting pipe 16. A water heating component 18 is fixedly provided at the output end of the first water pump 17.

[0023] More specifically, the user can pressurize external water and introduce it into the filter tank 1 through the inlet pipe 2. The water entering the filter tank 1 will then pass through the filter screen 6 and enter the interior of the filter screen 6. Then, the third water pump 25 can be controlled to draw the water out and enter the circulation pipe. At the same time, the heater 15 is turned on to generate heat on the heat conduction plate 14. The heat will then be transferred to the upper end of the curved tube 13 to preheat it, thereby helping to increase the overall efficiency of water heating in the subsequent process. When the filter screen 6 needs to be cleaned, the cover 3 can be separated from the filter tank 1 by removing the fastening nut 10, so that the filter screen 6 can be removed from the interior of the filter tank 1. Subsequently, the internal thread ring 4 and the mounting ring 5 can be separated by rotating the filter screen 6 for easy cleaning and maintenance. Furthermore, by setting the conical surface 8 and the conical groove 7, after the fastening nut 10 is tightened, the outer wall of the conical surface 8 and the inner wall of the conical groove 7 will be squeezed to improve the sealing effect of the connection and prevent water leakage.

[0024] Please see Figure 1 and Figure 4 As an implementation method for connecting multiple water pipes: a main pipe 19 is provided on the outer wall of the water heating component 18, a second water pump 20 is provided on the main pipe 19, a branch pipe 21 is provided at the output end of the second water pump 20, a branch pipe 22 is provided on the outer wall of the branch pipe 21, multiple branch pipes 22 are provided, and a flange 23 is provided at the other end of each branch pipe 22, and a ball valve 24 is provided on each branch pipe 22.

[0025] Specifically, users can connect the external water supply pipe to the branch pipe 22, and then open the second water pump 20 and the ball valve 24 to drain the water inside the water heating component 18 for convenient use. By setting multiple branch pipes 22 and ball valves 24, this mechanism can provide hot water to multiple users, making it more convenient to use.

[0026] Please refer to Figure 2 and Figure 3 As a further embodiment of positioning and installing the bottom of the filter screen 6: a positioning block 26 is fixedly provided at the bottom of the filter tank 1, and a positioning groove 27 is provided at the lower end of the filter screen 6, with the positioning block 26 located inside the positioning groove 27.

[0027] Specifically, the positioning block 26 can position the lower end of the filter screen 6 to make it more stable after installation.

[0028] In summary, when using the overall equipment: the user can pressurize external water and guide it into the filter tank 1 through the inlet pipe 2. The water entering the filter tank 1 will then pass through the filter screen 6 and enter its interior. The third water pump 25 will then draw the water out and into the circulation pipe. Simultaneously, the heater 15 will be turned on to generate heat on the heat conduction plate 14. This heat will then be transferred to the upper end of the curved pipe 13 for preheating. Afterwards, the first water pump 17 will be controlled to allow water to enter the water heating component 18, facilitating heating. When connecting to external pipelines, the external water supply pipe can be connected to the branch pipe 2. 2. Connect the components, then turn on the second water pump 20 and ball valve 24 to drain the hot water from the water heating component 18 for easy use. When the filter screen 6 needs to be cleaned, the cover 3 can be separated from the filter tank 1 by removing the fastening nut 10 to remove the filter screen 6 from the inside of the filter tank 1. Subsequently, the internal thread ring 4 and the mounting ring 5 can be separated by rotating the filter screen 6 for easy cleaning and maintenance. Furthermore, by setting the conical surface 8 and the conical groove 7, the outer wall of the conical surface 8 and the inner wall of the conical groove 7 can be squeezed after the fastening nut 10 is tightened, so that the sealing effect of the connection position is better and water leakage is prevented.

[0029] The motors mentioned above are all controlled by controllers or drivers. Since the controllers and matching equipment are common devices and belong to existing mature technologies, their electrical connection relationships and specific circuit structures will not be described in detail here.

[0030] Of all the solutions mentioned above, those involving the connection between two components can be selected according to the actual situation, such as welding, bolt and nut connection, bolt or screw connection, or other known connection methods, which will not be elaborated here. For all the fixed connections mentioned above, welding is preferred. Although embodiments of this utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of this utility model. The scope of this utility model is defined by the appended claims and their equivalents.

Claims

1. A centralized heating and water supply device with water filtration function, comprising a filter tank (1), characterized in that: A water inlet pipe (2) is provided on the outer wall and at the bottom of the filter tank (1). A cover (3) is provided at the upper end of the filter tank (1). An internal thread ring (4) is fixedly provided at the bottom of the cover (3). An installation ring (5) is provided inside the internal thread ring (4). The installation ring (5) is threadedly connected to the internal thread ring (4). A water filter screen (6) is fixedly provided at the bottom of the installation ring (5). A conical groove (7) is provided on the inner wall and at the upper end of the filter tank (1). A conical surface (8) is fixedly provided on the lower end face of the cover (3). The conical surface (8) is located in the conical groove (7). Inside, an annular ring (9) is fixedly provided on the upper end face of the cover (3), and a fastening nut (10) is provided on the outer side of the annular ring (9). An external thread is provided on the outer wall of the filter tank (1). The fastening nut (10) is fixedly connected to the filter tank (1) through the external thread. The inside of the fastening nut (10) abuts against the upper end face of the cover (3). A water outlet pipe (11) is provided on the upper end face of the cover (3) and located in the middle position. The lower end of the water outlet pipe (11) extends into the interior of the water filter screen (6). A preheating box (12) is fixedly provided at the other end of the water outlet pipe (11).

2. A centralized heating and water supply device with water filtration function according to claim 1, characterized in that: The preheating box (12) is provided with a curved tube (13) inside. The water outlet pipe (11) is connected to one end of the curved tube (13). A heat-conducting plate (14) is fixedly provided on the inner wall of the preheating box (12) and at the bottom. The heat-conducting plate (14) is in contact with the outer wall of the curved tube (13). A heater (15) is provided at the bottom of the preheating box (12). The heater (15) is connected to the heat-conducting plate (14).

3. A centralized heating and water supply device with water filtration function according to claim 2, characterized in that: The other end of the curved tube (13) is fixedly provided with a connecting pipe (16), and a first water pump (17) is provided on the connecting pipe (16). A water heating component (18) is fixedly provided at the output end of the first water pump (17).

4. A centralized heating and water supply device with water filtration function according to claim 3, characterized in that: The water heating component (18) has a main pipe (19) on its outer wall, a second water pump (20) on the main pipe (19), a branch pipe (21) at the output end of the second water pump (20), a branch pipe (22) on the outer wall of the branch pipe (21), and multiple branch pipes (22) with flanges (23) at their other ends.

5. A centralized heating and water supply device with water filtration function according to claim 4, characterized in that: Each branch pipe (22) is equipped with a ball valve (24).

6. A centralized heating and water supply device with water filtration function according to claim 1, characterized in that: A third water pump (25) is installed on the water outlet pipe (11).

7. A centralized heating and water supply device with water filtration function according to claim 1, characterized in that: The inclination of the conical surface (8) and the conical groove (7) are equal, and the conical surface (8) abuts against the inner wall of the conical groove (7).

8. A centralized heating and water supply device with water filtration function according to claim 2, characterized in that: The bottom of the filter tank (1) is fixedly provided with a positioning block (26), and the lower end of the filter screen (6) is provided with a positioning groove (27). The positioning block (26) is located inside the positioning groove (27).

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