Intelligent water meter convenient to maintain

Abstract

The utility model relates to the technical field of intelligent water meters, in particular to an intelligent water meter convenient to maintain, which comprises an intelligent water meter, a water inlet pipe is fixedly arranged on one side of the intelligent water meter, a mounting groove is formed in the water inlet pipe, a filter pipe is clamped in the mounting groove, and a fixed filter plate is fixedly arranged on one side, close to the intelligent water meter, of the filter pipe. A rotating shaft penetrates through the center of the surface of the fixed filter plate, a plurality of sets of movable scraping plates are fixedly arranged on the side, away from the intelligent water meter, of the rotating shaft, a coarse filter plate is clamped to the side, away from the fixed filter plate, of the interior of the filter pipe, and a fixed cover ring is arranged on the outer side of the coarse filter plate. The problems that if impurities exist in water flow in the intelligent water meter, the intelligent water meter is likely to be blocked, use of the intelligent water meter is not facilitated, meanwhile, workers need to disassemble the intelligent water meter regularly for cleaning and maintaining, and inconvenience is brought are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of intelligent water meters, in particular to an intelligent water meter which is convenient to maintain. Background Art

[0002] Smart water meter is a new type of water meter that uses modern microelectronics technology, modern sensor technology, and smart IC card technology to measure water consumption and transmit water usage data and settle transactions.

[0003] Compared with traditional water meters that generally only have the functions of flow collection and mechanical pointer display of water consumption, smart water meters are a great improvement. In addition to recording and electronically displaying water consumption, smart water meters can also control water consumption according to agreements, and automatically complete water fee calculations for tiered water prices. At the same time, they can store water consumption data.

[0004] However, the applicant has found that the prior art has at least the following problems:

[0005] If there are impurities in the water flow inside the smart water meter, it is easy to cause the smart water meter to be blocked, which is not conducive to the use of the smart water meter. At the same time, the staff needs to regularly disassemble the smart water meter for cleaning and maintenance, which is very inconvenient. Utility Model Content

[0006] In view of this, the purpose of the utility model is to propose a smart water meter that is easy to maintain, so as to solve the problem that if there are impurities in the water flow inside the smart water meter, the smart water meter will easily be blocked, which is not conducive to the use of the smart water meter. At the same time, the staff needs to regularly disassemble the smart water meter for cleaning and maintenance, which is very inconvenient.

[0007] Based on the above purpose, the utility model provides a smart water meter that is easy to maintain, including: a smart water meter; including: a water inlet pipe, the water inlet pipe is fixedly arranged on one side of the smart water meter; a mounting groove, the mounting groove is opened inside the water inlet pipe; a filter tube, the filter tube is clamped inside the mounting groove; a fixed filter plate, the fixed filter plate is fixedly arranged on the side of the filter tube close to the smart water meter; a rotating shaft, the rotating shaft passes through the center of the surface of the fixed filter plate; a movable scraper, the movable scraper is fixedly arranged on the side of the rotating shaft away from the smart water meter, and the movable scraper is provided in multiple groups; a coarse filter plate, the coarse filter plate is clamped on the side of the filter tube away from the fixed filter plate, and a fixed cover ring is arranged on the outside of the coarse filter plate.

[0008] Optionally, a gasket is provided at the contact position between the fixed cover ring and the coarse filter plate; and filter holes are provided on the surface of the coarse filter plate, and a plurality of filter holes are provided.

[0009] Optionally, a disassembly handle is fixedly arranged on the side of the fixed cover ring away from the coarse filter plate; a limiting ring is fixedly arranged at the contact position between the fixed cover ring and the filter tube; a limiting bolt is passed through the contact position between the limiting ring and the filter tube; and a limiting hole is opened at the contact position between the filter tube and the limiting bolt.

[0010] Optionally, fixed caps are fixedly arranged on both sides of the rotating shaft, the rotating shaft is rotatably connected to the fixed filter plate, and the contact portion between the movable scraper and the fixed filter plate is inclined.

[0011] Optionally, a clamping plate is fixedly arranged at the contact position between the filter tube and the coarse filter plate.

[0012] Optionally, a guide cap is fixedly provided on one side of the fixing cap close to the coarse filter plate.

[0013] Optionally, the diameter of the filter hole gradually decreases toward the fixed cover ring.

[0014] The beneficial effects of the utility model are as follows: through the coordinated use of the water inlet pipe, the filter tube and the fixed filter plate, the filter tube clamped in the installation groove in the water inlet pipe is the first line of defense before the water flows into the smart water meter. The water flows first through the coarse filter plate. The filter holes on the coarse filter plate can preliminarily filter out large particles of impurities in the water. The water flows after being filtered by the coarse filter plate reaches the fixed filter plate. At this time, fine impurities in the water flow may adhere to the fixed filter plate. The rotating shaft drives the movable scraper to rotate. The scraper removes impurities on the fixed filter plate during the rotation process to ensure that the fixed filter plate always maintains a clean and efficient filtering capacity. The gasket design between the fixed cover ring and the coarse filter plate enhances the sealing and prevents water from leaking from the contact part. The disassembly handle, limit ring and limit bolt design enable the filter tube, coarse filter plate and fixed cover ring to be easily disassembled and installed, which is convenient for users to clean and maintain. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions in the present invention or the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings in the following description are only for the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0016] Figure 1 This is a schematic diagram of an embodiment of the utility model;

[0017] Figure 2 A three-dimensional diagram of a water inlet pipe according to an embodiment of the utility model;

[0018] Figure 3 A front view of the water inlet pipe of the utility model embodiment

[0019] Figure 4 A cross-sectional perspective view of a water inlet pipe according to an embodiment of the utility model;

[0020] Figure 5 For the utility model embodiment Figure 4 Enlarged view of point A in the middle.

[0021] The markings in the figure are:

[0022] 1. Smart water meter; 2. Water inlet pipe; 3. Installation slot; 4. Filter tube; 5. Fixed filter plate; 6. Rotating shaft; 7. Movable scraper; 8. Coarse filter plate; 9. Fixed cover ring; 21. Washer; 22. Filter hole; 31. Disassembly handle; 32. Limiting ring; 33. Limiting bolt; 34. Limiting hole; 41. Fixed cap; 51. Card plate; 61. Guide cap. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with specific embodiments.

[0024] It should be noted that, unless otherwise defined, the technical terms or scientific terms used in the present invention should be understood by people with ordinary skills in the field to which the present invention belongs. The words "first", "second" and similar words used in the present invention do not indicate any order, quantity or importance, but are only used to distinguish different components. "Include" or "comprise" and similar words mean that the elements or objects appearing before the word include the elements or objects listed after the word and their equivalents, without excluding other elements or objects. "Connect" or "connected" and similar words are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "Up", "down", "left", "right" and the like are only used to indicate relative positional relationships. When the absolute position of the described object changes, the relative positional relationship may also change accordingly.

[0025] like Figures 1 to 5 As shown, a specific embodiment of the utility model provides a smart water meter that is easy to maintain, including: a smart water meter 1; including: an inlet pipe 2, the inlet pipe 2 is fixedly arranged on one side of the smart water meter 1; a mounting groove 3, the mounting groove 3 is opened inside the inlet pipe 2; a filter tube 4, the filter tube 4 is clamped inside the mounting groove 3; a fixed filter plate 5, the fixed filter plate 5 is fixedly arranged on the side of the filter tube 4 close to the smart water meter 1; a rotating shaft 6, the rotating shaft 6 passes through the center of the surface of the fixed filter plate 5; a movable scraper 7, the movable scraper 7 is fixedly arranged on the side of the rotating shaft 6 away from the smart water meter 1, and the movable scraper 7 is provided in multiple groups; a coarse filter plate 8, the coarse filter plate 8 is clamped on the side of the filter tube 4 away from the fixed filter plate 5, and a fixed cover ring 9, the fixed cover ring 9 is arranged on the outside of the coarse filter plate 8.

[0026] The filter tube 4 clamped in the installation groove 3 in the water inlet pipe 2 is the first line of defense before the water flows into the smart water meter 1. The water flows first through the coarse filter plate 8. The filter holes 22 on the coarse filter plate 8 can preliminarily filter out large particles of impurities in the water. The water flows after being filtered by the coarse filter plate 8 reaches the fixed filter plate 5. At this time, fine impurities in the water flow may adhere to the fixed filter plate 5. The rotating shaft 6 drives the movable scraper 7 to rotate. The scraper removes impurities on the fixed filter plate 5 during the rotation process to ensure that the fixed filter plate 5 always maintains a clean and efficient filtering ability. The gasket 21 between the fixed cover ring 9 and the coarse filter plate 8 is designed to enhance the sealing and prevent water from leaking from the contact part. The designs such as the disassembly handle 31, the limit ring 32 and the limit bolt 33 enable the filter tube 4, the coarse filter plate 8 and the fixed cover ring 9 to be easily disassembled and installed, which is convenient for users to clean and maintain.

[0027] In some optional specific embodiments, such as Figures 1 to 5 As shown, a gasket 21 is provided at the contact position between the fixed cover ring 9 and the coarse filter plate 8; a filter hole 22 is provided on the surface of the coarse filter plate 8, and a plurality of filter holes 22 are provided. The gasket 21 is located at the contact position between the fixed cover ring 9 and the coarse filter plate 8 to enhance the sealing between the two and prevent water from leaking from the contact position.

[0028] In some optional specific embodiments, such as Figures 1 to 5 As shown, a disassembly handle 31 is fixedly arranged on the side of the fixed cover ring 9 away from the coarse filter plate 8; a limiting ring 32 is fixedly arranged at the contact position between the fixed cover ring 9 and the filter tube 4; a limiting bolt 33 is passed through the contact position between the limiting ring 32 and the filter tube 4; a limiting hole 34 is opened at the contact position between the filter tube 4 and the limiting bolt 33, the limiting ring 32 is connected to the fixed cover ring 9, and is fixed by multiple groups of limiting bolts 33 and the limiting holes 34 on the filter tube 4, so as to ensure the stability of the fixed cover ring 9 and the coarse filter plate 8 in the filter tube 4, and a disassembly handle 31 is provided on the side of the fixed cover ring 9 away from the coarse filter plate 8, so as to facilitate the user to remove the fixed cover ring 9 and the coarse filter plate 8 from the filter tube 4 for cleaning or replacement.

[0029] In some optional specific embodiments, such as Figures 1 to 5 As shown, fixed caps 41 are fixedly arranged on both sides of the rotating shaft 6, the rotating shaft 6 is rotatably connected to the fixed filter plate 5, the contact portion between the movable scraper 7 and the fixed filter plate 5 is inclined, and multiple groups of movable scrapers 7 are connected to the other side of the rotating shaft 6, and these scrapers can move with the rotation of the rotating shaft 6, so as to clean the impurities on the fixed filter plate 5.

[0030] In some optional specific embodiments, such as Figures 1 to 5As shown, a clamping plate 51 is fixedly arranged at the contact position between the filter tube 4 and the coarse filter plate 8 , and the clamping plate 51 is convenient for limiting the position of the coarse filter plate 8 .

[0031] In some optional specific embodiments, such as Figures 1 to 5 As shown, the fixing cap 41 is fixedly provided with a guide cap 61 on one side close to the coarse filter plate 8. The fixing caps 41 on both sides of the rotating shaft 6 are used to fix the rotating shaft 6 to prevent it from moving during use, and the guide cap 61 helps the movable scraper 7 to move more smoothly on the fixed filter plate 5.

[0032] In some optional specific embodiments, such as Figures 1 to 5 As shown, the aperture of the filter hole 22 gradually decreases toward the fixed cover ring 9, and the filter hole 22 on the coarse filter plate 8 gradually changes from coarse to fine, which can better filter impurities in the water and improve the filtering effect.

[0033] The working principle of the utility model: the filter tube 4 clamped in the installation groove 3 in the water inlet pipe 2 is the first line of defense before the water flows into the smart water meter 1. The water flows first through the coarse filter plate 8. The filter holes 22 on the coarse filter plate 8 can preliminarily filter out large particles of impurities in the water. The water flows after being filtered by the coarse filter plate 8 reaches the fixed filter plate 5. At this time, fine impurities in the water flow may adhere to the fixed filter plate 5. The rotating shaft 6 drives the movable scraper 7 to rotate. The scraper removes impurities on the fixed filter plate 5 during the rotation process to ensure that the fixed filter plate 5 always maintains a clean and efficient filtering ability. The gasket 21 between the fixed cover ring 9 and the coarse filter plate 8 is designed to enhance the sealing performance and prevent water from leaking from the contact part. The designs such as the disassembly handle 31, the limit ring 32 and the limit bolt 33 enable the filter tube 4, the coarse filter plate 8 and the fixed cover ring 9 to be easily disassembled and installed, which is convenient for users to clean and maintain.

[0034] Those skilled in the art should understand that the discussion of any of the above embodiments is merely illustrative and is not intended to imply that the scope of the present invention (including the claims) is limited to these examples. Under the concept of the present invention, the technical features in the above embodiments or different embodiments may be combined, the steps may be implemented in any order, and there are many other variations of the different aspects of the present invention as described above, which are not provided in detail for the sake of simplicity.

[0035] The utility model is intended to cover all such substitutions, modifications and variations that fall within the broad scope of the appended claims. Therefore, any omissions, modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the utility model should be included in the scope of protection of the utility model.

Claims

1. A smart water meter that is easy to maintain, comprising: Smart water meter (1); The invention is characterized by comprising: A water inlet pipe (2), the water inlet pipe (2) being fixedly arranged on one side of the smart water meter (1); An installation groove (3), wherein the installation groove (3) is disposed inside the water inlet pipe (2); A filter tube (4), the filter tube (4) being snap-fitted into the interior of the mounting groove (3); A fixed filter plate (5), the fixed filter plate (5) being fixedly arranged on a side of the filter tube (4) close to the smart water meter (1); A rotating shaft (6), wherein the rotating shaft (6) passes through the center of the surface of the fixed filter plate (5); A movable scraper (7), the movable scraper (7) being fixedly mounted on a side of the rotating shaft (6) away from the smart water meter (1), and the movable scraper (7) being provided in a plurality of groups; A coarse filter plate (8), the coarse filter plate (8) being clamped to a side of the filter tube (4) away from the fixed filter plate (5), A fixed cover ring (9), wherein the fixed cover ring (9) is arranged outside the coarse filter plate (8).

2. The smart water meter that is easy to maintain according to claim 1 is characterized in that: A gasket (21), wherein the gasket (21) is disposed at a contact portion between the fixed cover ring (9) and the coarse filter plate (8); Filter holes (22), the filter holes (22) are opened on the surface of the coarse filter plate (8), and the filter holes (22) are provided in a plurality of groups.

3. The smart water meter that is easy to maintain according to claim 2 is characterized in that: a disassembly handle (31), the disassembly handle (31) being fixedly arranged inside the fixed cover ring (9) on a side away from the coarse filter plate (8); A limiting ring (32), wherein the limiting ring (32) is fixedly arranged at a contact portion between the fixed cover ring (9) and the filter tube (4); A limiting bolt (33), wherein the limiting bolt (33) penetrates the contact portion between the limiting ring (32) and the filter tube (4); A limiting hole (34), wherein the limiting hole (34) is provided at a contact portion between the filter tube (4) and the limiting bolt (33).

4. The smart water meter that is easy to maintain according to claim 3 is characterized in that: The fixed caps (41) are fixedly arranged on both sides of the rotating shaft (6), the rotating shaft (6) is rotatably connected to the fixed filter plate (5), and the contact portion between the movable scraper (7) and the fixed filter plate (5) is arranged to be inclined.

5. The smart water meter that is easy to maintain according to claim 4, characterized in that: A clamping plate (51), wherein the clamping plate (51) is fixedly arranged at a contact position between the filter tube (4) and the coarse filter plate (8).

6. The smart water meter that is easy to maintain according to claim 5, characterized in that: A guide cap (61), wherein the guide cap (61) is fixedly arranged on a side of the fixed cap (41) close to the coarse filter plate (8).

7. The smart water meter that is easy to maintain according to claim 6, characterized in that: The diameter of the filter hole (22) gradually decreases towards the fixed cover ring (9).

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