Tap water supply pipeline flow detection device with filtering function

Abstract

The utility model belongs to the technical field of pipeline flow detection, and discloses a tap water supply pipeline flow detection device with a filtering function, which comprises a buffer filter, a first filter screen cylinder and a second filter screen cylinder are arranged in the buffer filter, and the first filter screen cylinder is provided with a first filter cavity communicated with a water inlet. A second filter cavity is defined between the second filter screen cylinder and the first filter screen cylinder and communicated with the first filter cavity through first filter holes, a water purification cavity is defined between the second filter screen cylinder and the inner wall of the buffer filter and communicated with the water outlet, and the hole diameter of the second filter holes is smaller than that of the first filter holes; the water purifying cavity is communicated with the second filtering cavity through the second filtering hole; a water outlet of the buffer filter communicates with a detection transverse pipe, and a flow detection assembly is arranged on the detection transverse pipe. According to the utility model, the water body can be effectively filtered, the influence of algae, impurities and the like in the tap water body on the detection data is avoided, and the detection result is more accurate.

Description

Technical Field

[0001] The utility model relates to the technical field of pipeline flow detection, in particular to a tap water supply pipeline flow detection device with a filtering function. Background Art

[0002] With the acceleration of urbanization and increasing population density, tap water supply systems have become an indispensable component of urban infrastructure. To ensure the stable and efficient operation of water supply systems, real-time monitoring and accurate measurement of flow in water supply pipes are particularly important. This not only helps to promptly detect and address emergencies such as leaks and pipe bursts, but also optimizes water supply scheduling, improves water supply efficiency, and reduces resource waste.

[0003] During the installation and use of current pipeline flow detection devices at the user end, it has gradually been discovered that they have the following defects: as the tap water pipes age, a large amount of algae or other impurities may adhere to the inside. When the tap water in the pipes flows, the impurities or algae will pass through the inside of the detection device. When the impurities pass through the detection device, the impurities or algae in the pipes will cause blockage, which will seriously affect the measurement accuracy of the flow meter and even make it impossible to read the flow data, affecting the detection results and shortening the service life of the detection device. Utility Model Content

[0004] In order to overcome the above-mentioned defects of the prior art, the inventors have conducted in-depth research and completed the present utility model after paying a lot of creative work.

[0005] Specifically, the technical problem to be solved by the present invention is to provide a tap water supply pipeline flow detection device with a filtering function, so as to solve the technical problem that the current pipeline flow detection device has no water filtering function at the water inlet front end, which will seriously affect the measurement accuracy of the flow meter and even cause the inability to read the flow data, affecting the detection results and shortening the service life of the detection device.

[0006] In order to solve the above technical problems, the present invention provides the following technical solutions:

[0007] 14. The water supply pipe flow detection device of claim 13, wherein the first filter mesh cylinder is provided with a first filter cylinder and a second filter mesh cylinder, the first filter mesh cylinder is sleeved in the second filter mesh cylinder, and the first filter mesh cylinder has a first filter cavity communicated with the water inlet of the buffer filter, a second filter cavity is formed between the second filter mesh cylinder and the first filter mesh cylinder, a plurality of first filter holes are uniformly opened on the cylinder wall of the first filter mesh cylinder, the second filter cavity is communicated with the first filter cavity through the first filter holes, a clean water cavity is formed between the second filter mesh cylinder and the inner wall of the buffer filter, the clean water cavity is communicated with the water outlet of the buffer filter, a plurality of second filter holes are uniformly opened on the cylinder wall of the second filter mesh cylinder, the aperture of the second filter hole is smaller than the aperture of the first filter hole, and the clean water cavity is communicated with the second filter cavity through the second filter hole;

[0008] The water outlet of the buffer filter is connected to a detection transverse pipe, and a flow detection component is provided on the detection transverse pipe. The detection end of the flow detection component is located inside the detection transverse pipe.

[0009] As an improved technical solution, the buffer filter includes a cylinder and a cover, the water inlet is arranged near the top of the cylinder, and the water outlet is arranged near the bottom of the cylinder. The first filter mesh cylinder and the second filter mesh cylinder are both located in the cylinder and below the water inlet, and the cover is detachably installed on the cylinder.

[0010] As an improved technical solution, a first flange is provided on the top of the cylinder, a second flange corresponding to the first flange is provided on the bottom of the cover, and a handle frame is also provided on the top of the cover.

[0011] As an improved technical solution, a sealing ring is provided between the top of the second filter screen cylinder and the inner wall of the cylinder, and the second filter screen cylinder is sealed and connected to the cylinder through the sealing ring.

[0012] As an improved technical solution, a mounting groove is provided on the top outer wall of the second filter screen cylinder, the sealing ring is installed in the mounting groove, and the sealing ring abuts against the inner wall of the cylinder.

[0013] As an improved technical solution, the top outer side of the first filter screen cylinder has an integrally formed first stop edge, and the top inner side of the second filter screen cylinder has an integrally formed second stop edge, the second stop edge is located below the first stop edge, and the second stop edge is evenly provided with several positioning pins along its circumference, the first stop edge is provided with positioning holes corresponding to the positioning pins, and the positioning pins pass through the positioning holes respectively.

[0014] As an improved technical solution, a lifting plate is movably installed in the cover body, and a plurality of compression springs are evenly arranged between the lifting plate and the cover body, and the two ends of the compression springs are respectively connected to the lifting plate and the cover body;

[0015] A pressing plate is connected to the top of the first filter screen cylinder, a pressing rod is provided between the pressing plate and the lifting plate, the bottom end of the pressing rod is fixedly connected to the pressing plate, and the lifting plate abuts against the top end of the pressing rod.

[0016] As an improved technical solution, the water inlet of the buffer filter is connected to an inlet pipe, and the end of the inlet pipe away from the buffer filter is provided with a third flange. The water outlet of the buffer filter is connected to an outlet pipe, and the outlet pipe is connected to one end of the detection horizontal pipe, and the other end of the detection horizontal pipe is provided with a fourth flange.

[0017] After adopting the above technical solution, the beneficial effects of the utility model are:

[0018] (1) This tap water supply pipeline flow detection device with a filtering function, after the water enters the buffer filter, it passes through the first filter cylinder and the second filter cylinder in sequence, and the first filter cylinder and the second filter cylinder realize secondary filtration of the water body, with good filtering effect, and can effectively filter out algae or impurities contained in the water body. The filtered water body flows to the detection cross pipe, and the flow detection component realizes the flow detection of the water body. Compared with traditional water supply pipeline flow detection equipment, this device realizes effective filtration of the water body, avoids the influence of algae and impurities in the tap water body on the detection data, and the detection results are more accurate, and can greatly extend the service life of the flow detection component.

[0019] (2) The cover is detachably mounted on the cylinder. By opening the cover, the first filter cylinder and the second filter cylinder can be taken out, making it convenient to regularly clean and maintain the first filter cylinder and the second filter cylinder.

[0020] (3) The connection and fixation between the cover and the cylinder are realized by the flange, which makes the disassembly and installation of the cover and the cylinder simple and convenient; the handle frame provided on the top of the cover facilitates the removal and transportation of the cover.

[0021] (4) The second filter screen is sealed with the cylinder through a sealing ring, which can ensure that the water flowing into the buffer filter will be filtered by the first filter screen and the second filter screen in turn, avoiding the water from directly entering the water purification chamber through the second filter screen and the inner wall of the cylinder, thereby ensuring the effective filtration of the water; the outer wall of the top of the second filter screen is provided with an installation groove to facilitate the positioning, installation and replacement of the sealing ring.

[0022] (5) The first filter screen cartridge has a first retaining edge, and the second filter screen cartridge has a second retaining edge, and the second retaining edge is provided with a plurality of positioning pins. The first retaining edge is provided with positioning holes corresponding to the positioning pins, and the positioning pins pass through the positioning holes respectively, thereby facilitating the installation of the first filter screen cartridge in the second filter screen cartridge, ensuring that the water flowing into the buffer filter does not directly enter the second filter cavity. When taking out the first filter screen cartridge and the second filter screen cartridge, the first filter screen cartridge can be taken out first, and then the second filter screen cartridge can be taken out from the cartridge body, making the removal operation of the first filter screen cartridge and the second filter screen cartridge simple and convenient.

[0023] (6) A lifting plate is installed in the cover body through a compression spring. When the cover body is reinstalled on the cylinder body, the lifting plate is pressed against the pressure rod, and the pressure rod pushes up the lifting plate and compresses the compression spring, thereby pressing the first filter screen cylinder through the pressure plate. After the cover body is installed, the compression spring is in a compressed state. Under the action of the compression spring, the first filter screen cylinder and the second filter screen cylinder are limited, ensuring that the first filter screen cylinder and the second filter screen cylinder are always at the bottom of the cylinder body, thereby ensuring the filtering effect of the first filter screen cylinder and the second filter screen cylinder on the tap water body. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the drawings required for describing the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without inventive work. Among them:

[0025] Figure 1 This is a structural schematic diagram of a tap water supply pipeline flow detection device with a filtering function according to the present invention.

[0026] Figure 2 This is a schematic structural diagram of the buffer filter of the utility model;

[0027] Figure 3 This is a schematic cross-sectional view of the buffer filter of the utility model;

[0028] Figure 4 This is a schematic structural diagram of the first filter screen cartridge of the present invention;

[0029] Figure 5 This is a schematic structural diagram of the second filter screen cartridge of the present invention;

[0030] Figure 6 This is a schematic diagram of the installation structure of the lifting plate on the cover body of the utility model;

[0031] Description of reference numerals:

[0032] 1-buffer filter; 11-cylinder; 111-first flange; 12-cover; 121-second flange; 122-handle frame; 13-water inlet pipe; 131-third flange; 14-water outlet pipe;

[0033] 2-first filter cylinder; 21-first filter hole; 22-first retaining edge; 23-positioning hole;

[0034] 3-second filter cylinder; 31-second filter hole; 32-mounting slot; 33-second retaining edge; 34-positioning pin;

[0035] 4-sealing ring; 5-lifting plate; 6-compression spring; 7-pressure plate; 8-pressure rod; 9-detection cross pipe; 91-fourth flange; 10-flow detection assembly. DETAILED DESCRIPTION

[0036] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0037] It should be noted that all directional indications (such as up, down, left, right, front, back, etc.) in the embodiments of the present invention are only used to explain the relative position relationship, movement status, etc. between the various components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0038] At the same time, the meaning of "and / or" or "and / or" appearing in the full text includes three options. Taking "A and / or B" as an example, it includes option A, or option B, or an option in which both A and B are satisfied.

[0039] In addition, in this utility model, the descriptions of "first" and "second" are for descriptive purposes only and should not be understood as indicating or implying their relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features specified as "first" and "second" may explicitly or implicitly include at least one of such features. In addition, the technical solutions between the various embodiments can be combined with each other, but this must be based on the fact that they can be implemented by ordinary technicians in this field. When the combination of technical solutions is mutually contradictory or cannot be implemented, it should be deemed that such combination of technical solutions does not exist and is not within the scope of protection required by this utility model.

[0040] like Figures 1 to 6As shown together, the present embodiment provides a tap water supply pipeline flow detection device with a filtering function, including a buffer filter 1 with a water inlet and a water outlet, a first filter screen cartridge 2 and a second filter screen cartridge 3 are provided in the buffer filter 1, the first filter screen cartridge 2 is mounted in the second filter screen cartridge 3, and the first filter screen cartridge 2 has a first filter cavity connected to the water inlet of the buffer filter 1, a second filter cavity is formed between the second filter screen cartridge 3 and the first filter screen cartridge 2, a plurality of first filter holes 21 are evenly opened on the cylinder wall of the first filter screen cartridge 2, the second filter cavity is connected to the first filter cavity through the first filter holes 21, a clean water cavity is formed between the second filter screen cartridge 3 and the inner wall of the buffer filter 1, the clean water cavity is connected to the water outlet of the buffer filter 1, a plurality of second filter holes 31 are evenly opened on the cylinder wall of the second filter screen cartridge 3, the aperture of the second filter hole 31 is smaller than the aperture of the first filter hole 21, and the clean water cavity is connected to the second filter cavity through the second filter hole 31.

[0041] like Figure 1 As shown, the water outlet of the buffer filter 1 is connected to a detection transverse pipe 9, on which a flow detection assembly 10 is provided. The detection end of the flow detection assembly 10 is located inside the detection transverse pipe 9 and is used to detect the flow of water passing through the detection transverse pipe 9. In this embodiment, the flow detection assembly 10 can be a commercially available product, which is well known to those skilled in the art and is therefore not described in detail here.

[0042] This tap water supply pipeline flow detection device with a filtering function has a simple structure and a small size. After the water enters the buffer filter 1, it passes through the first filter screen cylinder 2 and the second filter screen cylinder 3 in sequence. The first filter screen cylinder 2 and the second filter screen cylinder 3 implement secondary filtration of the water body, with good filtering effect, and can effectively filter out algae or impurities contained in the water body. The filtered water flows to the detection transverse pipe 9, and the flow detection component 10 implements flow detection of the water body. Compared with traditional water supply pipeline flow detection equipment, this tap water supply pipeline flow detection device with a filtering function achieves effective filtration of the water body, avoids the influence of algae and impurities in the tap water body on the detection data, and the detection results are more accurate, and can greatly extend the service life of the flow detection component 10.

[0043] In one embodiment, if Figures 1 to 3 、 Figure 6As shown together, the buffer filter 1 includes a cylinder 11 and a cover 12. The water inlet is arranged near the top of the cylinder 11, and the water outlet is arranged near the bottom of the cylinder 11. The first filter screen cartridge 2 and the second filter screen cartridge 3 are both located in the cylinder 11 and below the water inlet. The water flowing into the cylinder 11 from the water inlet will pass through the first filter screen cartridge 2 and the second filter screen cartridge 3 to be filtered, and then flow out from the water outlet after filtration. The cover 12 is detachably mounted on the cylinder 11. The cover 12 is detachably mounted on the cylinder 11. By opening the cover 12, the first filter screen cartridge 2 and the second filter screen cartridge 3 can be removed, which facilitates regular cleaning and maintenance of the first filter screen cartridge 2 and the second filter screen cartridge 3.

[0044] In one embodiment, if Figures 1 to 3 、 Figure 6 As shown in the figure, a first flange 111 is provided on the top of the cylinder 11, and a second flange 121 corresponding to the first flange 111 is provided on the bottom of the cover 12. The first flange 111 and the second flange 121 are fastened together by bolts and nuts, so that the disassembly and installation operations between the cover 12 and the cylinder 11 are simple and convenient.

[0045] In one embodiment, if Figures 1 to 3 、 Figure 6 As shown, a handle frame 122 is further provided on the top of the cover body 12 , and the handle frame 122 facilitates the taking, placing, carrying and moving of the cover body 12 .

[0046] In one embodiment, if Figure 3 As shown, a sealing ring 4 is provided between the top of the second filter screen cylinder 3 and the inner wall of the cylinder 11. The second filter screen cylinder 3 is sealed with the cylinder 11 through the sealing ring 4, which can ensure that the water flowing into the buffer filter 1 will be filtered by the first filter screen cylinder 2 and the second filter screen cylinder 3 in sequence, avoiding the water from directly entering the water purification chamber between the second filter screen cylinder 3 and the inner wall of the cylinder 11, thereby ensuring effective filtration of the water.

[0047] In one embodiment, if Figure 3 and Figure 5 As shown, to facilitate installation of the sealing ring 4 on the second filter screen cartridge 3, a mounting groove 32 is defined on the top outer wall of the second filter screen cartridge 3. The sealing ring 4 is mounted within the mounting groove 32, and the sealing ring 4 abuts against the inner wall of the cylinder body 11. The mounting groove 32 defined on the top outer wall of the second filter screen cartridge 3 facilitates positioning, installation, and replacement of the sealing ring 4.

[0048] In one embodiment, if Figures 3 to 5As shown together, the top outer side of the first filter screen cartridge 2 has an integrally formed first retaining edge 22, and the top inner side of the second filter screen cartridge 3 has an integrally formed second retaining edge 33. The second retaining edge 33 is located below the first retaining edge 22, and a plurality of positioning pins 34 are evenly distributed along the circumference of the second retaining edge 33. The first retaining edge 22 has positioning holes 23 corresponding to the positioning pins 34, and the positioning pins 34 extend through the positioning holes 23. This facilitates the installation of the first filter screen cartridge 2 within the second filter screen cartridge 3, ensuring that water flowing into the buffer filter 1 does not directly enter the second filter chamber. When removing the first filter screen cartridge 2 and the second filter screen cartridge 3, the first filter screen cartridge 2 can be removed first, and then the second filter screen cartridge 3 can be removed from the cylinder body 11, making the removal of the first filter screen cartridge 2 and the second filter screen cartridge 3 simple and convenient.

[0049] In another embodiment, the top outer side of the first filter screen cartridge 2 has an integrally formed first retaining edge 22, and the top inner side of the second filter screen cartridge 3 has an integrally formed second retaining edge 33. The second retaining edge 33 is located below the first retaining edge 22, and a plurality of screws are evenly arranged along the circumference of the second retaining edge 33. The first retaining edge 22 has positioning holes 23 corresponding to the screws, and the screws extend through the positioning holes 23, and nuts are threadedly installed on the top ends of the screws. Thus, the screws and nuts connect and secure the first filter screen cartridge 2 and the second filter screen cartridge 3. During regular cleaning and maintenance, the first filter screen cartridge 2 and the second filter screen cartridge 3 can be removed from the barrel 11 together. After removal, the nuts can be removed from the screws, and the first filter screen cartridge 2 can be removed from the second filter screen cartridge 3, making it easier to clean the first filter screen cartridge 2 and the second filter screen cartridge 3 separately.

[0050] In one embodiment, if Figure 3 and Figure 6 As shown in common, a lifting plate 5 is movably installed in the cover body 12, and the circumferential edge of the lifting plate 5 is gap-matched with the cover body 12. A number of compression springs 6 are evenly arranged between the lifting plate 5 and the cover body 12, and the two ends of the compression spring 6 are respectively connected to the lifting plate 5 and the cover body 12; a pressure plate 7 is connected to the top of the first filter screen cylinder 2, and a pressure rod 8 is provided between the pressure plate 7 and the lifting plate 5, and the bottom end of the pressure rod 8 is fixedly connected to the pressure plate 7, and the lifting plate 5 rests against the top of the pressure rod 8. A lifting plate 5 is installed in the cover body 12 through a compression spring 6. When the cover body 12 is reinstalled on the cylinder body 11, the lifting plate 5 abuts against the pressure rod 8, and the pressure rod 8 pushes up the lifting plate 5 and compresses the compression spring 6, thereby pressing the first filter screen cylinder 2 through the pressure plate 7. After the cover body 12 is installed, the compression spring 6 is in a compressed state. Under the action of the compression spring 6, the first filter screen cylinder 2 and the second filter screen cylinder 3 are limited, ensuring that the first filter screen cylinder 2 and the second filter screen cylinder 3 are always at the bottom of the cylinder body 11, thereby ensuring the filtering effect of the first filter screen cylinder 2 and the second filter screen cylinder 3 on the tap water body.

[0051] In one embodiment, if Figures 1 to 3 As shown in common, the water inlet position of the buffer filter 1 is connected with an inlet pipe 13, and the end of the inlet pipe 13 away from the buffer filter 1 is provided with a third flange 131, and the connection between the inlet pipe 13 and the water supply pipe can be achieved through the third flange 131. The water outlet position of the buffer filter 1 is connected with a water outlet pipe 14, and the outlet pipe 14 is connected with one end of the detection transverse pipe 9, and the other end of the detection transverse pipe 9 is provided with a fourth flange 91, and the connection between the detection transverse pipe 9 and the water supply pipe can be achieved through the fourth flange 91.

[0052] It should be understood that these embodiments are intended only to illustrate the present invention and are not intended to limit the scope of protection of the present invention. In addition, it should be understood that after reading the technical content of the present invention, those skilled in the art may make various changes, modifications and / or variations to the present invention, and all such equivalent forms also fall within the scope of protection defined by the appended claims of this application.

Claims

1. A tap water supply pipeline flow detection device with filtering function, characterized in that: The invention relates to a buffer filter comprising a water inlet and a water outlet, wherein a first filter screen cartridge and a second filter screen cartridge are provided in the buffer filter, the first filter screen cartridge is sleeved in the second filter screen cartridge, and the first filter screen cartridge has a first filter cavity communicated with the water inlet of the buffer filter, a second filter cavity is formed between the second filter screen cartridge and the first filter screen cartridge, a plurality of first filter holes are evenly opened on the cylinder wall of the first filter screen cartridge, the second filter cavity is communicated with the first filter cavity through the first filter holes, a clean water cavity is formed between the second filter screen cartridge and the inner wall of the buffer filter, the clean water cavity is communicated with the water outlet of the buffer filter, a plurality of second filter holes are evenly opened on the cylinder wall of the second filter screen cartridge, the aperture of the second filter hole is smaller than the aperture of the first filter hole, and the clean water cavity is communicated with the second filter cavity through the second filter hole; The water outlet of the buffer filter is connected to a detection transverse pipe, and a flow detection component is provided on the detection transverse pipe. The detection end of the flow detection component is located inside the detection transverse pipe.

2. The tap water supply pipeline flow detection device with filtering function according to claim 1, characterized in that: The buffer filter includes a cylinder and a cover, the water inlet is arranged near the top of the cylinder, and the water outlet is arranged near the bottom of the cylinder. The first filter mesh cylinder and the second filter mesh cylinder are both located in the cylinder and below the water inlet, and the cover is detachably installed on the cylinder.

3. The tap water supply pipeline flow detection device with filtering function according to claim 2, characterized in that: A first flange is provided on the top of the cylinder, a second flange corresponding to the first flange is provided on the bottom of the cover, and a handle frame is also provided on the top of the cover.

4. The tap water supply pipeline flow detection device with filtering function according to claim 2, characterized in that: A sealing ring is provided between the top of the second filter screen cylinder and the inner wall of the cylinder, and the second filter screen cylinder is sealed and connected to the cylinder through the sealing ring.

5. The tap water supply pipeline flow detection device with filtering function according to claim 4, characterized in that: The top outer wall of the second filter screen cylinder is provided with an installation groove, the sealing ring is installed in the installation groove, and the sealing ring abuts against the inner wall of the cylinder body.

6. The tap water supply pipeline flow detection device with filtering function according to claim 4, characterized in that: The top outer side of the first filter screen cylinder has an integrally formed first stop edge, and the top inner side of the second filter screen cylinder has an integrally formed second stop edge, the second stop edge is located below the first stop edge, and the second stop edge is evenly provided with a number of positioning pins along its circumference, the first stop edge is provided with positioning holes corresponding to the positioning pins, and the positioning pins pass through the positioning holes respectively.

7. The tap water supply pipeline flow detection device with filtering function according to claim 6, characterized in that: A lifting plate is movably installed in the cover body, and a plurality of compression springs are evenly arranged between the lifting plate and the cover body, and the two ends of the compression springs are respectively connected to the lifting plate and the cover body; A pressing plate is connected to the top of the first filter screen cylinder, a pressing rod is provided between the pressing plate and the lifting plate, the bottom end of the pressing rod is fixedly connected to the pressing plate, and the lifting plate abuts against the top end of the pressing rod.

8. The tap water supply pipeline flow detection device with filtering function according to any one of claims 1 to 7, characterized in that: The water inlet of the buffer filter is connected to a water inlet pipe, and a third flange is provided at one end of the water inlet pipe away from the buffer filter. The water outlet of the buffer filter is connected to a water outlet pipe, and the water outlet pipe is connected to one end of the detection transverse pipe, and a fourth flange is provided at the other end of the detection transverse pipe.

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