A water filter

Abstract

The utility model relates to a water filter, including a filter barrel and a fluid inlet and outlet cover, the fluid inlet and outlet cover having an inlet and an outlet, characterized in that: the filter barrel is provided with a filter assembly, the filter assembly is installed in the filter barrel, a flow inlet channel communicating with the inlet is formed, the filter assembly has a filter cover, the filter cover has a flow port, the flow port communicates with the outlet, the filter assembly is connected and fixed to the fluid inlet and outlet cover by an adjustable connecting rod, and the fluid inlet and outlet cover is connected to the filter barrel by a detachable part. This solution is convenient for maintenance, eliminates leakage problems, and improves the sealing between components.

Description

Technical Field

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

[0002] A water filter is a device used to remove impurities, suspended matter, bacteria, viruses and other pollutants from water to improve water quality and make it meet the standards for drinking or use. The water filter consists of a cylinder, a stainless steel filter, a sewage discharge part, a transmission device and an electrical control part. When the filter is working, the water to be filtered enters from the water inlet, flows through the filter, and enters the user's required pipeline through the outlet for process circulation. The particulate impurities in the water are trapped inside the filter.

[0003] As time goes by, the filter needs to be maintained, replaced or cleaned regularly. The overall structure of current water filters is relatively complex, which makes maintenance inconvenient.

[0004] In view of the above problems, the present invention makes improvements. Utility Model Content

[0005] The utility model provides a water filter, which solves the above problems existing in the use process of the prior art.

[0006] The technical solution of the utility model is achieved in this way:

[0007] A water filter comprises a filter barrel and a fluid inlet and outlet cover, wherein the fluid inlet and outlet cover has an inlet and an outlet, and is characterized in that: the filter barrel is provided with a filter assembly, the filter assembly is installed in the filter barrel, and a flow inlet channel communicating with the inlet is formed, the filter assembly has a filter cover, the filter cover has a flow port, the flow port is communicated with the outlet through an outlet flow channel, the filter assembly is connected and fixed to the fluid inlet and outlet cover by an adjustable connecting rod, and the fluid inlet and outlet cover is connected to the filter barrel in a detachable manner.

[0008] Preferably, the filter assembly includes a filter cover, an upper fixing plate and a lower fixing plate, the flow port is formed on the upper fixing plate, the lower end of the upper fixing plate is provided with an upper installation reserved groove facing the upper end of the filter cover, the upper end of the lower fixing plate is provided with a lower installation reserved groove facing the lower end of the filter cover, a mounting hole is provided on the lower fixing plate, one end of the adjustable connecting rod is connected to the mounting hole, and the other end passes through the flow port and is installed on the fluid inlet and outlet cover.

[0009] Preferably, the adjustable connecting rod has an upper connecting section and a lower connecting section, both of which have threaded sections, the lower connecting section is connected to the mounting hole and extends out of the mounting hole to be connected to the butterfly nut, and the upper connecting section is connected to the fluid inlet and outlet cover connecting hole opened in the fluid inlet and outlet cover.

[0010] Preferably, a clamping ring is provided between the fluid inlet and outlet cover and the filter barrel, the clamping ring having a first clamping end and a second clamping end, a locking seat is installed on the first clamping end, a locking piece is installed on the second clamping end, and the locking piece is clamped and connected to the locking seat.

[0011] Preferably, the lock seat includes a bayonet, and the locking member includes a support and a handle arranged on the support, the support has an adapter mounting hole, the handle is provided with a transverse axis, an adjustment screw and a rivet column, the transverse axis is provided with a connecting rod, a clamping column is installed on the connecting rod, and protruding columns are provided at both ends of the clamping column, the protruding columns are clamped with the bayonet of the lock seat, and the rivet column is movably connected with the adapter mounting hole.

[0012] Preferably, a ring is installed on the filter barrel, the ring is located inside the clamping ring, and the upper end surface of the ring faces the lower end surface of the fluid inlet and outlet cover.

[0013] Preferably, a convex edge is provided on the upper section of the filter barrel, and an upper sealing gasket is installed between the lower end surface of the fluid inlet and outlet cover and the convex edge.

[0014] Preferably, the ring is located below the convex edge, and a lower sealing gasket is installed between the ring and the filter barrel.

[0015] Preferably, an outlet is provided at the bottom of the filter barrel, and a switch assembly is installed on the outlet.

[0016] To sum up, the utility model discloses a water filter. The structure developed and designed in this scheme realizes a water filter that is easy to disassemble and is also very convenient to install. Through novel ideas and reasonable structural design of the installation and disassembly device, the blockage problem is effectively solved and can be restored by replacement or cleaning. This scheme improves the quality of drinking water and also extends its service life. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in 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 described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0018] Figure 1 This is a schematic diagram of the overall structure of a water filter of the utility model;

[0019] Figure 2 It is the overall schematic diagram of the water filter;

[0020] Figure 3 for Figure 1 The structural diagram at A in the middle;

[0021] Figure 4 It is a schematic diagram of the internal structure of the water filter;

[0022] Figure 5 for Figure 4 A partial enlarged view of B in the middle;

[0023] Figure 6 for Figure 4 A partial enlarged view of II. DETAILED DESCRIPTION

[0024] The following will be combined with the attached embodiment of the present utility model Figure 1-6 , the technical solutions in the embodiments of the utility model are clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments of 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.

[0025] Example

[0026] like Figures 1 to 5 As shown, the utility model discloses a water filter 100, including a filter barrel 1 and a fluid inlet and outlet cover 2, the fluid inlet and outlet cover 2 having an inlet 3 and an outlet 4, the filter barrel 1 is provided with a filter assembly, the filter assembly is installed in the filter barrel 1, and a flow entry channel communicating with the inlet 3 is formed, the filter assembly has a filter cover 14, the filter cover 14 has a flow port 16, the flow port 16 is communicated with the outlet 4 through the outlet flow channel A, the filter assembly is connected and fixed to the fluid inlet and outlet cover 2 by an adjustable connecting rod 15, and the fluid inlet and outlet cover 2 is connected to the filter barrel 1 in a detachable manner.

[0027] It can be seen from the above scheme that the fluid inlet and outlet cover 2 is detachably connected to the filter barrel 1, which can be quickly installed and disassembled. When the filter barrel 1 needs to be replaced or maintained, it only needs to be disassembled;

[0028] The filter assembly disposed in the filter barrel 1 is also connected and fixed to the fluid inlet and outlet cover 2 via an adjustable connecting rod 15, and the connection is also detachable.

[0029] The fluid flow direction of this scheme is as follows Figure 4 As indicated by the arrow.

[0030] The filter assembly includes a filter cover 14, an upper fixing plate 24 and a lower fixing plate 17. The above-mentioned flow port 16 is formed on the upper fixing plate 24. The lower end of the upper fixing plate 24 is provided with an upper installation reserved groove 241 for installation facing the upper end of the filter cover 14. The upper end of the lower fixing plate 17 is provided with a lower installation reserved groove 171 for installation facing the lower end of the filter cover. A mounting hole 172 is provided on the lower fixing plate 17. One end of the above-mentioned adjustable connecting rod is connected to the mounting hole, and the other end passes through the flow port and is installed on the fluid inlet and outlet cover.

[0031] The filter assembly is also connected in a split, detachable structure, making maintenance more convenient.

[0032] The filter cover 14 is suspended inside the filter barrel 1, achieving multi-directional filtering directions.

[0033] The adjustable connecting rod has an upper connecting section 141 and a lower connecting section 142, both of which have threaded sections. The lower connecting section 142 is connected to the mounting hole 172 and extends out of the mounting hole to be connected to the butterfly nut 7. The upper connecting section 141 is connected to the fluid inlet and outlet cover connecting hole 25 opened in the fluid inlet and outlet cover.

[0034] The adjustable connecting rod enables the filter assembly to be installed on the fluid inlet and outlet cover 2, and the structure is also detachable, further enhancing the convenience of maintenance.

[0035] A clamping ring assembly 5 is arranged between the fluid inlet and outlet cover 2 and the filter barrel 14. The clamping ring assembly has a first clamping end and a second clamping end. A lock seat 6 is installed on the first clamping end, and a locking piece is installed on the second clamping end. The locking piece is clamped and connected to the lock seat 6.

[0036] The lock seat includes a bayonet 61, and the locking member includes a support 12 and a handle 8 arranged on the support. The support 12 has an adapter mounting hole. The handle 8 is provided with a transverse axis 11, an adjustment screw 10 and a rivet column 9. The transverse axis 11 is connected to the adjustment screw 10, and a clamping column 13 is installed on the adjustment screw 10. Both ends of the clamping column 13 are provided with protruding columns 131, which are locked with the bayonet 61 of the lock seat, and the rivet column 9 is movably connected to the adapter mounting hole.

[0037] The present invention utilizes a detachable structure of a snap buckle to solve the problem of rapid installation and disassembly of the fluid inlet and outlet cover 2 and the filter barrel 1, wherein the adjustment screw of the present invention is threadedly connected to the transverse axis 11 and the clamping column 13. The clamping column 13 of the present invention and the adjustment screw can be threaded together, that is, the clamping column 13 can be adjusted in the direction of the adjustment screw, thereby being able to adapt to filter barrels 1 of different sizes.

[0038] In order to improve the sealing performance, a ring 18 is installed on the filter barrel 1, and the ring 18 is inside the clamp ring 5, and the upper end face of the ring 18 faces the lower end face of the fluid inlet and outlet cover. A flange 101 is provided on the upper section of the filter barrel, and an upper sealing gasket 19 is installed between the lower end face of the fluid inlet and outlet cover and the flange. The ring 18 is located below the flange 101, and a lower sealing gasket 18 is installed between the ring 18 and the filter barrel 1. A direct seal between the upper and lower parts is achieved, and leakage of the internal fluid is prevented.

[0039] An outlet 21 is provided at the bottom of the filter barrel, and a switch assembly is installed on the outlet 21. The switch assembly includes a valve body 22 and a handle 23 for opening the valve body. When the accumulated sediment at the bottom of the filter barrel 1 needs to be cleaned, it is only necessary to open the handle, which further improves the convenience of maintenance.

[0040] In summary, this solution adopts a modular installation, that is, the fluid inlet and outlet cover 2, the filter barrel 1, and the filter assembly are modularly designed, which can be quickly installed during installation and can also be quickly disassembled when disassembled, replaced, and maintained, thereby improving convenience.

[0041] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A water filter, comprising a filter barrel and a fluid inlet and outlet cover, wherein the fluid inlet and outlet cover has an inlet and an outlet, and is characterized in that: The filter barrel is provided with a filter assembly, which is installed in the filter barrel and forms a flow entry channel connected to the inlet. The filter assembly has a filter cover, and the filter cover has a flow port, which is connected to the outlet through the outlet flow channel. The filter assembly is connected and fixed to the fluid inlet and outlet cover by an adjustable connecting rod, and the fluid inlet and outlet cover is connected to the filter barrel in a detachable manner.

2. A water filter according to claim 1, characterized in that: The filter assembly includes a filter cover, an upper fixing plate and a lower fixing plate. The flow port is formed on the upper fixing plate. The lower end of the upper fixing plate is provided with an upper installation reserved groove for installation facing the upper end of the filter cover. The upper end of the lower fixing plate is provided with a lower installation reserved groove for installation facing the lower end of the filter cover. A mounting hole is provided on the lower fixing plate. One end of the adjustable connecting rod is connected to the mounting hole, and the other end passes through the flow port and is installed on the fluid inlet and outlet cover.

3. A water filter according to claim 2, characterized in that: The adjustable connecting rod has an upper connecting section and a lower connecting section, both of which have threaded sections. The lower connecting section is connected to the mounting hole and extends out of the mounting hole to be connected to the butterfly nut. The upper connecting section is connected to the fluid inlet and outlet cover connecting hole opened in the fluid inlet and outlet cover.

4. A water filter according to claim 3, characterized in that: A clamping ring is arranged between the fluid inlet and outlet cover and the filter barrel. The clamping ring has a first clamping end and a second clamping end. A lock seat is installed on the first clamping end, and a locking piece is installed on the second clamping end. The locking piece is clamped and connected with the lock seat.

5. A water filter according to claim 4, characterized in that: The lock seat includes a bayonet, and the locking member includes a support and a handle arranged on the support. The support is provided with an adapter mounting hole, and the handle is provided with a transverse axis, an adjustment screw and a rivet column. The transverse axis is provided with a connecting rod, and a clamping column is installed on the connecting rod. Both ends of the clamping column are provided with convex columns, which are clamped with the bayonet of the lock seat, and the rivet column is movably connected with the adapter mounting hole.

6. A water filter according to claim 5, characterized in that: A ring is installed on the filter barrel, the ring is inside the clamping ring, and the upper end surface of the ring faces the lower end surface of the fluid inlet and outlet cover.

7. A water filter according to claim 6, characterized in that: A convex edge is arranged on the upper section of the filter barrel, and an upper sealing gasket is installed between the lower end surface of the fluid inlet and outlet cover and the convex edge.

8. A water filter according to claim 7, characterized in that: The ring is located below the convex edge, and a lower sealing gasket is installed between the ring and the filter barrel.

9. A water filter according to claim 1, characterized in that: There is an outlet at the bottom of the filter barrel. A switch assembly is installed on the outlet.

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