Novel filter

Abstract

The utility model discloses a novel filter which comprises a shell, an electricity-proof wall is installed at the upper end of the interior of the shell, a filter is limited at the lower end of the electricity-proof wall, when the novel filter is used, the novel filter is connected with a water heater through a connecting threaded buckle and connected with a shower head through a connecting threaded pipe, and when the water heater drains water, the novel filter is connected with the water heater through the connecting threaded pipe. Water flow sequentially passes through the spiral extension groove in the upper electricity-proof seat, the communication hole and the spiral extension groove in the lower electricity-proof seat to be discharged into the shell, in the process, the water flow passes through the two spiral extension grooves, the distance of the water flow is increased, the area of the cross section of the water flow is reduced, and therefore the resistance of the water flow in the two spiral extension grooves is increased; and after the water flow enters the shell and is filtered by the annular filtering layer, the water flow is discharged from the water inlet, the extension pipe and the connecting threaded pipe in sequence, so that the electric shock prevention function is realized on the premise of filtering the water flow.

Description

Technical Field

[0001] The utility model relates to the technical field of water heater drainage filters, in particular to a new type of filter. Background Art

[0002] In people's lives, in order to use clean water conveniently, people often install filters on various faucets and various home appliances. In order to filter the hot water discharged from their water heaters, people often install filters at the drain outlets of water heaters. However, today's filters only have simple filtering functions, and installing filters will affect the installation of electric shock walls, increasing the risk of electric shock caused by leakage due to the lack of electric shock walls and long years of water heaters. For this reason, we have proposed a new type of filter. Utility Model Content

[0003] The purpose of the utility model is to provide a new filter to solve the problems raised in the above background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a novel filter, comprising a housing, wherein a filter element is installed inside the housing;

[0005] The shell comprises a buckle shell, the upper end of the buckle shell is integrally formed with a water inlet connecting pipe, the outer side wall of the water inlet connecting pipe is sleeved with a connecting thread buckle, the outer side wall of the water inlet connecting pipe is located inside the connecting thread buckle and is clamped with a retaining spring, the retaining spring and the connecting thread buckle are limited, the inner side of the connecting thread buckle is sleeved with a sealing rubber gasket, the lower end of the buckle shell is screwed with a bottom supporting shell, and the lower end of the bottom supporting shell is integrally formed with a connecting thread pipe;

[0006] The filter element comprises an anti-electricity wall, the lower end of which is limitedly equipped with a filter, the anti-electricity wall and the filter are both sleeved inside the housing, and the lower end of the filter is installed with the lower end of the housing;

[0007] The anti-electricity wall comprises an upper anti-electricity seat and a lower anti-electricity seat, the upper anti-electricity seat and the lower anti-electricity seat are distributed up and down and fixedly connected together, a separation rubber pad is sleeved at the fixed connection between the upper anti-electricity seat and the lower anti-electricity seat, a connecting hole is provided at the outer edge of the separation rubber pad, a spiral extension groove is provided inside the upper anti-electricity seat and the lower anti-electricity seat, the outer ends of the two spiral extension grooves are connected through the connecting hole, a plug-in pipe is integrally formed at the middle of the upper end of the upper anti-electricity seat, the plug-in pipe is plugged into the water inlet connecting pipe, the The outer wall of the plug-in tube is limitedly sleeved with a sealing rubber ring, and the sealing rubber ring is squeezed with the inner wall of the water inlet connecting pipe. The plug-in tube is connected with the spiral extension groove inside the upper anti-electric seat, and the connection point between the plug-in tube and the spiral extension groove inside the upper anti-electric seat is located at the spiral center of the spiral extension groove. The bottom surface of the lower anti-electric seat is integrally formed with a limiting tube, and the limiting tube is connected with the spiral extension groove inside the lower anti-electric seat, and the connection point between the limiting tube and the spiral extension groove inside the lower anti-electric seat is located at the spiral center of the spiral extension groove;

[0008] The filter includes a support shell, the upper end of the support shell is integrally formed with two opposite limiting arc plates, and the two limiting arc plates are sleeved with the limiting tube, the outer wall of the support shell is integrally formed with multiple support plates, the upper end of the outer wall of the support shell is penetrated by multiple water inlets, the outer wall of the support shell is sleeved with an annular filter layer, the lower end of the support shell is fixedly connected with a base shell, the middle part of the base shell is integrally formed with an extension tube connected to the support shell, the outer wall of the extension tube is sleeved with a sealing ring, the extension tube is plugged into a connecting threaded tube, and the sealing ring is squeezed with the inner wall of the connecting threaded tube.

[0009] Preferably, the filter element includes a tube shell, which is sleeved in the shell body, and the upper end of the tube shell is integrally formed with a limit sleeve tube, and the limit sleeve tube is sleeved together with the end of the water inlet connecting pipe extending to the inside of the snap-on shell, and two opposite guide ports are provided on the limit sleeve tube, and a water flow port is penetrated through the upper end of the outer wall of the tube shell, and a disc seat is fixedly connected to the lower end of the tube shell, and a plug is integrally formed with the middle part of the disc seat, and the plug is inserted into the inside of the connecting threaded pipe, and a water-blocking rubber ring is sleeved on the outer wall of the plug, and a plurality of guide grooves are integrally formed on the outer wall of the tube shell, and a cylindrical ring filter or PP cotton is sleeved on the outer wall of the tube shell, and water purification particles are placed on the inner wall of the tube shell.

[0010] The beneficial effects of the utility model are:

[0011] When the utility model is in use, it is connected to the water heater through a connecting threaded buckle, and is connected to the shower head through a connecting threaded pipe. When the water heater is draining, the water will be discharged into the shell through the spiral extension groove on the upper anti-electric seat, the connecting hole and the spiral extension groove on the lower anti-electric seat in sequence. In this process, the water flow increases the distance of the water flow through the two spiral extension grooves, reduces the area of ​​the water flow cross-section, thereby increasing the resistance of the water flow in the two spiral extension grooves, and then plays a role in leakage protection. After the water flow enters the shell, it is filtered through the annular filter layer, and then the water flow is discharged from the water inlet, the extension pipe and the connecting threaded pipe in sequence, thereby realizing the function of preventing electric shock under the premise of filtering the water flow. At the same time, the new filter provided by the utility model is suitable for use in water heaters, washing machines, faucets, etc., has a wide range of uses, and the filter element can be replaced and used at will, saving the use cost. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the structure of the utility model;

[0013] Figure 2 It is a schematic diagram of the partial structure of the utility model;

[0014] Figure 3 This is a schematic diagram of a cutaway shell of the utility model.

[0015] Figure 4 This is a display diagram of the filter element of the first embodiment of the utility model.

[0016] Figure 5 This is a disassembled display diagram of the filter element of the first embodiment of the utility model.

[0017] Figure 6 This is a disassembled display diagram of the filter element of the second embodiment of the utility model.

[0018] In the figure: shell 1, buckle shell 11, water inlet connecting pipe 12, connecting thread buckle 13, retaining ring 14, sealing rubber pad 15, bottom supporting shell 16, connecting threaded pipe 17, anti-electric wall 2, upper anti-electric seat 21, lower anti-electric seat 22, separating rubber pad 23, connecting hole 24, spiral extension groove 25, plug-in tube 26, sealing rubber ring 27, limiting tube 28, filter 3, supporting shell 31, limiting arc plate 32, supporting plate 33, water inlet 34, annular filter layer 35, base shell 36, extension tube 37, sealing ring 38, filter element 4, tube shell 401, limiting sleeve tube 402, diversion port 403, water flow port 404, disc seat 405, plug-in tube 406, water blocking rubber ring 407, diversion groove 408, cylinder ring filter screen 409. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] Embodiment 1:

[0021] See also Figure 1-5 , the utility model provides a technical solution: a new type of filter, including a housing 1, a filter element 4 is installed inside the housing 1;

[0022] Specifically, the housing 1 includes a buckle shell 11, the upper end of the buckle shell 11 is integrally formed with a water inlet connecting pipe 12, the outer side wall of the water inlet connecting pipe 12 is sleeved with a connecting thread buckle 13, the outer side wall of the water inlet connecting pipe 12 is located inside the connecting thread buckle 13 and is clamped with a retaining spring 14, the retaining spring 14 is limited by the connecting thread buckle 13, the inner side of the connecting thread buckle 13 is sleeved with a sealing rubber gasket 15, the lower end of the buckle shell 11 is screwed with a bottom supporting shell 16, and the lower end of the bottom supporting shell 16 is integrally formed with a connecting threaded pipe 17;

[0023] The filter element 4 includes an anti-electricity wall 2, a filter 3 is installed at the lower end of the anti-electricity wall 2, and the filter 3 and the anti-electricity wall 2 are both sleeved inside the housing 1, and the lower end of the filter 3 is installed with the lower end of the inner part of the housing 1;

[0024] The anti-electricity wall 2 includes an upper anti-electricity seat 21 and a lower anti-electricity seat 22, which are distributed up and down and fixedly connected together. A separation rubber pad 23 is sleeved at the fixed connection between the upper anti-electricity seat 21 and the lower anti-electricity seat 22. A connecting hole 24 is provided on the outer edge of the separation rubber pad 23. The opposite surfaces of the upper anti-electricity seat 21 and the lower anti-electricity seat 22 are provided with spiral extension grooves 25. The outer ends of the two spiral extension grooves 25 are connected through the connecting hole 24. A plug-in pipe 26 is integrally formed at the middle of the upper end of the upper anti-electricity seat 21. The plug-in pipe 26 is plugged into the water inlet connecting pipe 12. The plug-in pipe 26 is The outer wall is limitedly sleeved with a sealing rubber ring 27, which is squeezed against the inner wall of the water inlet connecting pipe 12. The plug-in tube 26 is connected to the spiral extension groove 25 inside the upper anti-electric seat 21, and the connection point between the plug-in tube 26 and the spiral extension groove 25 inside the upper anti-electric seat 21 is located at the spiral center of the spiral extension groove 25. The bottom surface of the lower anti-electric seat 22 is integrally formed with a limiting tube 28, which is connected to the spiral extension groove 25 inside the lower anti-electric seat 22, and the connection point between the limiting tube 28 and the spiral extension groove 25 inside the lower anti-electric seat 22 is located at the spiral center of the spiral extension groove 25.

[0025] The filter 3 includes a support shell 31, the upper end of which is integrally formed with two opposite limiting arc plates 32, and the two limiting arc plates 32 are sleeved with the limiting tube 28, the outer wall of the support shell 31 is integrally formed with a plurality of support plates 33, the upper end of the outer wall of the support shell 31 is penetrated with a plurality of water inlets 34, the outer wall of the support shell 31 is sleeved with an annular filter layer 35, the lower end of the support shell 31 is fixedly connected with a base shell 36, the middle part of the base shell 36 is integrally formed with an extension tube 37 connected with the support shell 31, the outer wall of the extension tube 37 is sleeved with a sealing ring 38, the extension tube 37 is plugged into the connecting threaded tube 17, and the sealing ring 38 is squeezed with the inner wall of the connecting threaded tube 17.

[0026] Working principle: When in use, the utility model is connected to the water heater through the connecting threaded buckle 13, and is connected to the shower head through the connecting threaded pipe 17. When the water heater is draining, the water will pass through the spiral extension groove 25 on the upper anti-electric seat 21, the connecting hole 24 and the spiral extension groove 25 on the lower anti-electric seat 22 in sequence and be discharged into the shell 1. In this process, the water flow passes through the two spiral extension grooves 25, which increases the distance of the water flow and reduces the area of ​​the water flow cross-section, thereby increasing the resistance of the water flow in the two spiral extension grooves 25, thereby reducing the current and controlling the charged water flow within the safety range of the human body. After the water flow enters the shell 1, it is filtered through the annular filter layer 35, and then the water flow is discharged from the water inlet 34, the extension pipe 37 and the connecting threaded pipe 17 in sequence, thereby realizing the function of preventing electric shock on the premise of filtering the water flow.

[0027] Embodiment 2:

[0028] A novel filter, other features of which are the same as those of the first embodiment, except that: Figure 1-3 and Figure 6 Show:

[0029] Specifically, the filter element 4 includes a tube shell 401, which is sleeved in the shell body 1, and the upper end of the tube shell 401 is integrally formed with a limited sleeve tube 402, and the limited sleeve tube 402 is sleeved together with the end of the water inlet connecting pipe 12 extending to the inside of the snap-fit ​​shell 11, and two opposite guide ports 403 are provided on the limited sleeve tube 402, and a water flow port 404 is penetrated through the upper end of the outer wall of the tube shell 401, and a disc seat 405 is fixedly connected to the lower end of the tube shell 401, and a plug 406 is integrally formed in the middle part of the disc seat 405, and the plug 406 is inserted into the inside of the connecting threaded tube 17, and a water-blocking rubber ring 407 is sleeved on the outer wall of the plug 406, and a plurality of guide grooves 408 are integrally formed on the outer wall of the tube shell 401, and a cylindrical ring filter screen 409 or PP cotton is sleeved on the outer wall of the tube shell 401, and water purification particles are placed on the inner wall of the tube shell 401.

[0030] The filter element 4 of this embodiment is used when the water heater does not need an external anti-electrical wall, and the use cost can be saved by using the filter element 4.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A novel filter, comprising a housing (1), characterized in that: A filter element (4) is installed inside the housing (1); The housing (1) comprises a snap-fit ​​shell (11), the upper end of the snap-fit ​​shell (11) is integrally formed with a water inlet connecting pipe (12), the outer side wall of the water inlet connecting pipe (12) is sleeved with a connecting thread buckle (13), the outer side wall of the water inlet connecting pipe (12) is located inside the connecting thread buckle (13) and is clamped with a retaining spring (14), the retaining spring (14) and the connecting thread buckle (13) are limited in position, the interior of the connecting thread buckle (13) is sleeved with a sealing rubber pad (15), the lower end of the snap-fit ​​shell (11) is screwed with a bottom supporting shell (16), and the lower end of the bottom supporting shell (16) is integrally formed with a connecting thread pipe (17); The filter element (4) comprises an anti-electricity wall (2), the lower end of the anti-electricity wall (2) is limitedly equipped with a filter (3), and the filter (3) and the anti-electricity wall (2) are both sleeved inside the shell (1), and the lower end of the filter (3) is installed with the lower end of the inner part of the shell (1); The anti-electricity wall (2) comprises an upper anti-electricity seat (21) and a lower anti-electricity seat (22), the upper anti-electricity seat (21) and the lower anti-electricity seat (22) are arranged vertically and fixedly connected together, a separation rubber pad (23) is sleeved at the fixed connection between the upper anti-electricity seat (21) and the lower anti-electricity seat (22), a connecting hole (24) is provided at the outer edge of the separation rubber pad (23), spiral extension grooves (25) are provided on the opposite surfaces of the upper anti-electricity seat (21) and the lower anti-electricity seat (22), the outer ends of the two spiral extension grooves (25) are connected through the connecting hole (24), a plug-in pipe (26) is integrally formed at the middle of the upper end of the upper anti-electricity seat (21), the plug-in pipe (26) is plugged into the water inlet connecting pipe (12), and the plug-in pipe (26) is plugged into the water inlet connecting pipe (12). The outer wall of the tube (26) is sleeved with a sealing rubber ring (27), and the sealing rubber ring (27) is pressed against the inner wall of the water inlet connecting tube (12). The plug-in tube (26) is connected to the spiral extension groove (25) inside the upper anti-electricity seat (21), and the connection point between the plug-in tube (26) and the spiral extension groove (25) inside the upper anti-electricity seat (21) is located at the spiral center of the spiral extension groove (25). The bottom surface of the lower anti-electricity seat (22) is integrally formed with a limiting tube (28), and the limiting tube (28) is connected to the spiral extension groove (25) inside the lower anti-electricity seat (22), and the connection point between the limiting tube (28) and the spiral extension groove (25) inside the lower anti-electricity seat (22) is located at the spiral center of the spiral extension groove (25); The filter (3) comprises a support shell (31), the upper end of the support shell (31) is integrally formed with two opposed limiting arc plates (32), and the two limiting arc plates (32) are sleeved with the limiting tube (28), the outer wall of the support shell (31) is integrally formed with a plurality of support plates (33), the upper end of the outer wall of the support shell (31) is penetrated with a plurality of water inlets (34), the outer wall of the support shell (31) is sleeved with an annular filter layer (35), the lower end of the support shell (31) is fixedly connected with a base shell (36), the middle part of the base shell (36) is integrally formed with an extension tube (37) connected with the support shell (31), the outer wall of the extension tube (37) is sleeved with a sealing ring (38), the extension tube (37) is plugged with the connecting threaded tube (17), and the sealing ring (38) is pressed against the inner wall of the connecting threaded tube (17).

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