Water pipe filtering structure and water pipe

Abstract

The utility model relates to the technical field of water pipes, in particular to a water pipe filtering structure and a water pipe, the water pipe filtering structure comprises a connecting nut, a filtering pipe core assembly is arranged in the connecting nut in a penetrating mode, the filtering pipe core assembly comprises a pipe core, the pipe core is arranged in the connecting nut in a limiting and penetrating mode, and a water passing cavity is formed in the pipe core. A filtering part is mounted at one end of the water passing cavity in a covering manner, and a plurality of sealing rings are arranged on the outer wall of the pipe core; according to the water pipe filtering structure, the connecting nut is connected with the water outlet of the angle valve, and the multiple sealing ring parts on the pipe core are inserted into the water pipe, so that the water pipe filtering structure is located between the angle valve and the water pipe, the angle valve and the water pipe are communicated through the water passing cavity, and water enters the water pipe after being filtered through the filtering part; the angle valve does not need to be redesigned, the production cost of the angle valve is reduced, and meanwhile, the pipe core can be conveniently disassembled, replaced or cleaned.

Description

Technical Field

[0001] The utility model relates to the technical field of water pipes, and in particular to a water pipe filtering structure and a water pipe. Background Art

[0002] In the existing angle valve structure dedicated to smart toilets, a filter part is usually provided inside the angle valve for filtering the tap water entering the smart toilet. For example, Chinese patent document CN212297750U discloses a one-inlet and two-outlet dual-function angle valve dedicated to smart toilets, so that the angle valve has a filtering function, and the valve cover of the angle valve dedicated to the smart toilet can be disassembled by rotation, and the internal filter element can be removed for replacement or cleaning. However, this filtering angle valve requires a more complicated process during production than a traditional angle valve, which results in a relatively higher cost of this filtering angle valve.

[0003] When a water pipe with a filtering function is used to connect the angle valve and the smart toilet, since the traditional water pipe with a filtering function cannot be disassembled and cleaned, when it needs to be replaced, only the entire connecting water pipe can be replaced. Utility Model Content

[0004] In order to overcome the defects of the prior art, the utility model provides a water pipe filtering structure and a water pipe, aiming to solve the problems in the prior art mentioned above.

[0005] The technical solution adopted by the utility model to solve its technical problems is: a water pipe filtering structure, including a connecting nut, a filter tube core assembly is passed through the connecting nut, the filter tube core assembly includes a tube core, the tube core is limitedly passed through the connecting nut, a water passage cavity is provided in the tube core, one end of the water passage cavity is covered and installed with a filter part, and a plurality of sealing rings are provided on the outer wall of the tube core.

[0006] In the above-mentioned water pipe filtering structure, the inner wall of the connecting nut is provided with an internal thread, the inner lower end of the connecting nut is provided with a support ring, the tube core is inserted into the support ring, and the position of one end of the tube core is limited by the support ring.

[0007] In the above-mentioned water pipe filtering structure, a limiting ring is provided at one end of the tube core, and the limiting ring is mounted on a supporting ring. A top ring located on the end face of the tube core is provided on the side of the limiting ring away from the supporting ring, and a sealing groove is formed between the limiting ring and the top ring, and a sealing ring is sleeved in the sealing groove.

[0008] In the above-mentioned water pipe filtering structure, the filtering part is a filter net, and the filter net is bonded to one end of the water passage cavity.

[0009] In the above-mentioned water pipe filtration structure, the filter part is a filter basket, the outer wall of the filter basket is a filter screen, a clamping ring is provided at the upper end of the filter basket, a filter base is provided at the lower end of the filter basket, a raised lifting rod is provided on the filter base, and the filter basket is embedded in one end of the water passage cavity.

[0010] In the above-mentioned water pipe filtration structure, a groove is provided on the end face of the water passage chamber close to one end of the filter basket, the outer diameter of the filter basket is the same as the inner diameter of the water passage chamber, the inner diameter of the groove is the same as the outer diameter of the clamping ring, and the inner diameter of the groove is larger than the inner diameter of the water passage chamber.

[0011] In the above-mentioned water pipe filtering structure, the filtering part is a filter cartridge, and the filter cartridge is sleeved on an end of the tube core away from the limiting ring.

[0012] In the above-mentioned water pipe filtering structure, the pipe core and the filter cartridge are an integrated structure.

[0013] A water pipe comprises the above-mentioned water pipe filtering structure, and also comprises a pipe body. The pipe core is inserted into a connecting nut so that an outer wall with a plurality of sealing rings is inserted into the pipe body.

[0014] The beneficial effects of the utility model are as follows: the water outlet of the angle valve is connected by connecting the nut, and the multiple sealing rings on the tube core are used to be inserted into the water pipe, so that the water pipe filtering structure is located between the angle valve and the water pipe, and the angle valve and the water pipe are connected through the water passage cavity, so that water enters the water pipe after being filtered through the filter part, and there is no need to redesign the angle valve, thereby reducing the production cost of the angle valve, and the tube core can be easily disassembled, replaced or cleaned. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional structural schematic diagram of the water pipe of the utility model.

[0016] Figure 2 It is a three-dimensional structural schematic diagram of the first embodiment of the water pipe filtering structure of the utility model.

[0017] Figure 3 It is a schematic diagram of the exploded structure of the first embodiment of the water pipe filtering structure of the utility model.

[0018] Figure 4 It is a three-dimensional structural schematic diagram of the second embodiment of the water pipe filtering structure of the utility model.

[0019] Figure 5 The three-dimensional structure diagram of the second embodiment of the filter part of the utility model

[0020] Figure 6 It is a schematic diagram of the exploded structure of the second embodiment of the water pipe filtering structure of the utility model.

[0021] Figure 7 It is a three-dimensional structural schematic diagram of the third embodiment of the water pipe filtering structure of the utility model.

[0022] Figure 8 It is a schematic diagram of the exploded structure of the third embodiment of the water pipe filtering structure of the utility model.

[0023] In the figure: pipe body 1, water pipe filtering structure 2, connecting nut 3, filter tube core assembly 4, support ring 5, internal thread 6, tube core 7, water passage cavity 8, sealing ring 9, limit ring 10, top ring 11, filter screen 12, sealing ring 13, slot 14, filter basket 15, snap ring 16, filter base 17, lifting rod 18, filter cartridge 19. DETAILED DESCRIPTION

[0024] The specific implementation methods of the present invention are further described below in conjunction with the accompanying drawings. It should be noted that the description of these implementation methods is used to help understand the present invention, but does not constitute a limitation of the present invention. In addition, the technical features involved in each implementation method of the present invention described below can be combined with each other as long as they do not conflict with each other.

[0025] Embodiment 1

[0026] Combination Figures 1 to 3 A water pipe shown in the figure comprises a pipe body 1 and a water pipe filtering structure 2, the water pipe filtering structure 2 comprises a connecting nut 3, a filter tube core assembly 4 is inserted in the connecting nut 3, the filter tube core assembly 4 comprises a tube core 7, the tube core 7 is limitedly inserted in the connecting nut 3, a water passage cavity 8 is provided in the tube core 7, one end of the water passage cavity 8 is covered and installed with a filtering part, and a plurality of sealing rings 9 are provided on the outer wall of the tube core 7; the tube core 7 is inserted in the connecting nut 3 so that the outer wall with the plurality of sealing rings 9 is inserted in the pipe body 1; in this embodiment, the water outlet of the angle valve is connected through the connecting nut 3, and the portion with the plurality of sealing rings 9 on the tube core 7 is inserted into the water pipe, so that the water pipe filtering structure is located between the angle valve and the water pipe, and the angle valve and the water pipe are connected through the water passage cavity 8, so that water enters the water pipe after being filtered by the filtering part, and there is no need to redesign the angle valve, thereby reducing the production cost of the angle valve, and at the same time, the tube core 7 can be conveniently disassembled, replaced or cleaned.

[0027] The inner wall of the connecting nut 3 of the present embodiment is provided with an internal thread 6, and the inner lower end of the connecting nut 3 is provided with a support ring 5. The tube core 7 is inserted into the support ring 5, and the position of one end of the tube core 7 is limited by the support ring 5. The water outlet of the angle valve can be connected through the internal thread 6. In the process of twisting the connecting nut 3, the connection between the connecting nut 3 and the angle valve is tighter, so that the water outlet of the angle valve can press against the tube core 7, making the tube core 7 more stable.

[0028] A limiting ring 10 is provided at one end of the tube core 7 of the present embodiment. The limiting ring 10 is mounted on the supporting ring 5. A top ring 11 located on the end face of the tube core 7 is provided on the side of the limiting ring 10 away from the supporting ring 5. A sealing groove is formed between the limiting ring 10 and the top ring 11. A sealing ring 13 is sleeved in the sealing groove, which contacts the edge of the water outlet of the angle valve through the sealing ring 13 to prevent water leakage.

[0029] The filter part of this embodiment is a filter screen 12, which is bonded to one end of the water passage chamber 8; the tap water output from the angle valve can be filtered through the filter screen 12, so that the filtered water enters the tube body 1; when dismantling and cleaning, it is only necessary to unscrew the connecting nut 3 and then pull out the tube core 7, which is simple and convenient to disassemble and assemble.

[0030] Embodiment 2

[0031] Combination Figures 4 to 6 As shown, the difference between the second embodiment and the first embodiment is that the filtering part of the second embodiment is a filter basket 15, the outer wall of the filter basket 15 is a filter screen, the upper end of the filter basket 15 is provided with a snap ring 16, and the lower end of the filter basket 15 is provided with a filter base 17, which can also be formed as a filter screen. The filter base 17 is provided with a raised lifting rod 18, and the filter basket 15 is embedded in one end of the water passage cavity 8; thereby, the filter basket 15 covers one end of the water passage cavity 8, so that tap water can be filtered through the filter base 17. When removing the filter basket 15, unscrew the connecting nut 3 hands at the water outlet of the angle valve, and the filter basket 15 can be lifted by the lifting rod 18 for easy cleaning.

[0032] It is worth noting that a card slot 14 is provided on the end face of the water passage chamber 8 close to one end of the filter basket 15 of this embodiment, the outer diameter of the filter basket 15 is the same as the inner diameter of the water passage chamber 8, the inner diameter of the card slot 14 is the same as the outer diameter of the retaining ring 16, and the inner diameter of the card slot 14 is larger than the inner diameter of the water passage chamber 8; so that the filter basket 15 can be better installed in the tube core 7.

[0033] Embodiment 3

[0034] See also Figure 7 and Figure 8 As shown, the difference between the third embodiment and the first embodiment is that the filtering part of the third embodiment is a filter cartridge 19, and the filter cartridge 19 is sleeved on the end of the tube core 7 away from the limiting ring 10; so that after the tube core 7 is inserted into the tube body 1, the filter cartridge 19 can be placed in the tube body 1 to achieve filtering, and after removing the tube core 7, the filter cartridge 19 can also be removed together, and the disassembly and assembly are simple and convenient.

[0035] It is worth noting that the tube core 7 of the third embodiment is made of plastic material, so that the tube core 7 can be molded on the filter cartridge 19, so that the tube core 7 and the filter cartridge 19 form an integrated structure, preventing the filter cartridge 19 from falling off and making the structure more solid.

[0036] The embodiments of the present invention are described in detail above with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. For those skilled in the art, various changes, modifications, substitutions and variations of these embodiments are made without departing from the principles and spirit of the present invention, and still fall within the scope of protection of the present invention.

Claims

1. A water pipe filtering structure, characterized in that: The invention comprises a connecting nut (3), wherein a filter tube core assembly (4) is inserted into the connecting nut (3), wherein the filter tube core assembly (4) comprises a tube core (7), wherein the tube core (7) is inserted into the connecting nut (3) in a limited manner, wherein a water passage cavity (8) is provided in the tube core (7), wherein one end of the water passage cavity (8) is covered and mounted with a filter portion, and a plurality of sealing rings (9) are provided on the outer wall of the tube core (7).

2. A water pipe filtering structure according to claim 1, characterized in that: The inner wall of the connecting nut (3) is provided with an internal thread (6), the inner lower end of the connecting nut (3) is provided with a support ring (5), the tube core (7) is inserted into the support ring (5), and the position of one end of the tube core (7) is limited by the support ring (5).

3. A water pipe filtering structure according to claim 2, characterized in that: A limiting ring (10) is provided at one end of the tube core (7), and the limiting ring (10) is mounted on the support ring (5). A top ring (11) located on the end face of the tube core (7) is provided on the side of the limiting ring (10) away from the support ring (5). A sealing groove is formed between the limiting ring (10) and the top ring (11), and a sealing ring (13) is sleeved in the sealing groove.

4. A water pipe filtering structure according to claim 3, characterized in that: The filter portion is a filter screen (12), and the filter screen (12) is bonded to one end of the water passage cavity (8).

5. A water pipe filtering structure according to claim 3, characterized in that: The filter portion is a filter basket (15), the outer wall of the filter basket (15) is a filter screen, a clamping ring (16) is provided at the upper end of the filter basket (15), a filter base (17) is provided at the lower end of the filter basket (15), a raised lifting rod (18) is provided on the filter base (17), and the filter basket (15) is embedded in one end of the water passage cavity (8).

6. A water pipe filtering structure according to claim 5, characterized in that: A clamping groove (14) is provided on an end surface of the water passage cavity (8) close to one end of the filter basket (15); the outer diameter of the filter basket (15) is the same as the inner diameter of the water passage cavity (8); the inner diameter of the clamping groove (14) is the same as the outer diameter of the clamping ring (16); and the inner diameter of the clamping groove (14) is larger than the inner diameter of the water passage cavity (8).

7. A water pipe filtering structure according to claim 3, characterized in that: The filter portion is a filter cartridge (19), and the filter cartridge (19) is sleeved on an end of the tube core (7) away from the limiting ring (10).

8. A water pipe filtering structure according to claim 7, characterized in that: The tube core (7) and the filter cartridge (19) are an integrated structure.

9. A water pipe, characterized in that: The water pipe filter structure comprises a water pipe filter structure as claimed in any one of claims 1 to 8, wherein the water pipe further comprises a pipe body (1), wherein the pipe core (7) is inserted into the connecting nut (3) so that the outer wall with a plurality of sealing rings (9) is inserted into the pipe body (1).

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