Multi-stage filter water purifier

Abstract

The utility model discloses a multi-stage filtering water purifier, which belongs to the technical field of water purifiers and comprises a water purifier body, wherein a water inlet joint is fixedly mounted on one side of the top surface of the water purifier body, a water outlet joint is fixedly mounted on the other side of the top surface of the water purifier body, and three groups of mounting holes are provided on the bottom surface of the water purifier body, threaded grooves are provided in the mounting holes, filter elements are respectively threadedly connected in the mounting holes, the water inlet joint is communicated with the filter element on one side of the bottom of the water purifier through a water inlet pipe, and the water outlet joint is communicated with the filter element on the other side of the bottom of the water purifier body through a water outlet pipe; the utility model provides a bottom cover at the bottom of the filter element, which has a simple structure, is convenient and practical, can open the filter element for flushing, thereby prolonging the service life of the filter element, can also replace the filter membrane separately, thereby reducing the use cost, and by threading the filter element to the water purifier body, it is convenient to remove for cleaning and replacement, thereby reducing the difficulty of operation.

Description

Technical Field

[0001] The utility model relates to the technical field of water purifiers, in particular to a multi-stage filtering water purifier. Background Art

[0002] A water purifier, also called a water purifier or water purifier, is a water treatment device that deeply filters and purifies water according to the requirements of water use. The water purifier we usually talk about generally refers to a small purifier used for home use. Its technical core is the filter membrane in the filter element device, and the main technologies come from three types: ultrafiltration membrane, RO reverse osmosis membrane, and nanofiltration membrane.

[0003] After searching, in the prior art, Chinese patent publication number: CN218106997U discloses a multi-stage filtration water purifier, the utility model: includes a multi-stage purifier body, a control panel, a cup holder and a water outlet, and the control panel, the water outlet and the cup holder are all arranged on the outside of the multi-stage purifier body, the multi-stage filtration water purifier also includes: a protective ring connected to the outside of the multi-stage purifier body, and the water outlet is arranged inside the protective ring. The utility model is provided with a protective ring, a blocking member, a rotating member, a first hinge, a telescopic member, a sliding member, a pulling slide rail and a second hinge. After the user has finished receiving water, the pulling assembly drives the rotating member and the blocking member to return to their original position, and the blocking member blocks one end of the protective ring, so that the protective ring and the blocking member protect the water outlet, and prevent the water outlet from being directly exposed to the air and contaminated, thereby improving the cleanliness of the water outlet of the multi-stage water purifier.

[0004] But this device still has the following defects:

[0005] After the water purifier has been used for a long time, the filtered impurities will be deposited in the filter element, which will affect the filtering effect. The overall cost of replacing the filter element is high and the operation is more troublesome. The device does not solve this problem well. Utility Model Content

[0006] The purpose of the utility model is to provide a multi-stage filtering water purifier. By arranging a bottom cover at the bottom of the filter element, the filter element can be opened and rinsed, and the filter membrane can be replaced separately, thereby reducing the cost of use. In addition, by threading the filter element to the water purifier body, it is easy to remove for cleaning and replacement, so as to solve the problems raised in the above-mentioned background technology.

[0007] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0008] A multi-stage filtering water purifier comprises a water purifier body, a water inlet joint is fixedly installed on one side of the top surface of the water purifier body, a water outlet joint is fixedly installed on the other side of the top surface of the water purifier body, three groups of mounting holes are provided on the bottom surface of the water purifier body, threaded grooves are provided in the mounting holes, filter elements are threadedly connected in the mounting holes respectively, the water inlet joint is communicated with the filter element on one side of the bottom of the water purifier through a water inlet pipe, the water outlet joint is communicated with the filter element on the other side of the bottom of the water purifier body through a water outlet pipe, the filter elements on both sides of the bottom of the water purifier body are connected to the filter element in the middle of the water purifier body through a connecting pipe, and a bottom cover is detachably installed on the bottom of the filter element.

[0009] Preferably, the filter element is provided with an inner cavity, the inner cavity is provided with an opening at the bottom of the filter element, a bottom cover is threadedly connected to the opening, a filter membrane is provided in the inner cavity, and the top of the filter membrane is detachably mounted on the top of the inner cavity.

[0010] Preferably, a sealing strip is bonded to the top surface of the filter element by glue, a water outlet hole is opened in the center of the top surface of the filter element, and a water inlet hole is opened on one side of the top surface of the filter element.

[0011] Preferably, the water inlet and the water outlet are connected to the inner cavity, the water outlet is connected to the inside of the filter membrane, and the water inlet is connected to the outside of the filter membrane.

[0012] Preferably, mounting plates are fixedly mounted on both sides of the water purifier body, and mounting grooves are formed on the mounting plates.

[0013] Preferably, a display screen is provided at the front center of the water purifier body, and operation buttons are provided below the display screen.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The utility model provides a bottom cover at the bottom of the filter element, which has a simple structure, is convenient and practical, and the filter element can be opened and rinsed, thereby prolonging the service life of the filter element, and the filter membrane can be replaced separately, thereby reducing the use cost; and the filter element is threadedly connected to the water purifier body, which is convenient for removal for cleaning and replacement, thereby reducing the difficulty of operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the appearance and structure of the water purifier of the utility model;

[0017] Figure 2 This is a schematic diagram of the internal structure of the water purifier of the utility model;

[0018] Figure 3 It is a schematic diagram of the internal structure of the filter element of the utility model.

[0019] In the figure: 1. Water purifier body; 2. Water inlet joint; 3. Water outlet joint; 4. Mounting hole; 5. Threaded groove; 6. Filter element; 7. Water inlet pipe; 8. Water outlet pipe; 9. Connecting pipe; 10. Bottom cover; 11. Inner cavity; 12. Filter membrane; 13. Sealing strip; 14. Water outlet hole; 15. Water inlet hole; 16. Mounting plate; 17. Mounting groove; 18. Display screen; 19. Operation button. DETAILED DESCRIPTION

[0020] 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.

[0021] See also Figures 1 to 3 , the utility model provides a technical solution:

[0022] A multi-stage filtering water purifier comprises a water purifier body 1, a water inlet joint 2 is fixedly installed on one side of the top surface of the water purifier body 1, and a water outlet joint 3 is fixedly installed on the other side of the top surface of the water purifier body 1. By setting the water inlet joint 2 and the water outlet joint 3, it is convenient for operators to connect an external water source and a water receiving device during installation, thereby reducing the difficulty of installation; three groups of mounting holes 4 are provided on the bottom surface of the water purifier body 1, threaded grooves 5 are provided in the mounting holes 4, and filter elements 6 are respectively threadedly connected in the mounting holes 4. The water inlet joint 2 is communicated with the filter element 6 on one side of the bottom of the water purifier through a water inlet pipe 7, and the water outlet joint 3 is communicated with the filter element 6 on the other side of the bottom of the water purifier body 1 through a water outlet pipe 8. The filter elements 6 on both sides of the bottom of the water purifier body 1 are connected to the filter element 6 in the middle of the water purifier body 1 through a connecting pipe 9. By setting three groups of filter elements 6 in series for use, the water purification efficiency and water purification effect are greatly improved.

[0023] A bottom cover 10 is detachably installed at the bottom of the filter element 6, and the filter element 6 is provided with an inner cavity 11. The inner cavity 11 has an opening at the bottom of the filter element 6, and the bottom cover 10 is threadedly connected to the opening. A filter membrane 12 is provided in the inner cavity 11, and the top of the filter membrane 12 is detachably installed on the top of the inner cavity 11. Drinking water can be effectively filtered by setting the filter membrane 12, and by setting the bottom cover 10, it is convenient to flush the inner cavity 11 and the filter membrane 12 of the filter element 6, thereby increasing the service life, and the filter membrane 12 is detachable from the filter element 6, and the filter membrane 12 can be replaced separately, thereby reducing the cost of use.

[0024] A sealing strip 13 is bonded to the top surface of the filter element 6 by glue. By setting the sealing strip 13, the filter element 6 and the water purifier body 1 are ensured to be sealed and connected to avoid water leakage. A water outlet hole 14 is opened in the center of the top surface of the filter element 6, and a water inlet hole 15 is opened on one side of the top surface of the filter element 6. The water inlet hole 15 and the water outlet hole 14 are connected to the inner cavity 11, the water outlet hole 14 is connected to the inside of the filter membrane 12, and the water inlet hole 15 is connected to the outside of the filter membrane 12. By setting the water inlet hole 15 and the water outlet in conjunction with the filter membrane 12, the structure is simple, convenient and practical, and can separate purified water from unpurified water to prevent the purified water from being contaminated.

[0025] Mounting plates 16 are fixedly installed on both sides of the water purifier body 1, and mounting grooves 17 are provided on the mounting plates 16. By setting the mounting plates 16 and the mounting grooves 17, it is convenient to fix the water purifier body 1 to a specified position. A display screen 18 is provided in the center of the front of the water purifier body 1, and an operation button 19 is provided below the display screen 18.

[0026] During specific use, the device is moved to a designated position, and the mounting plate 16 is fixed to the designated position by means of external bolts passing through the mounting grooves 17, thereby fixing the water purifier body 1, and the water inlet connector 2 is connected to an external water source by means of an external water pipe, and the water outlet connector 3 is connected to an external water receiving device by means of an external water pipe. When the external water receiving device is opened to receive water, the drinking water enters the three groups of filter elements 6 in sequence through the water inlet connector 2 and the water inlet pipe 7 for purification and filtration, and the purified drinking water enters the external water receiving device through the water outlet connector 3 and can be directly drunk. After long-term use, the filter element 6 can be unscrewed, the bottom cover 10 can be opened, and the inner cavity 11 and the filter membrane 12 can be cleaned to improve the water purification effect. When the filter membrane 12 needs to be replaced, the filter membrane 12 can be removed and replaced separately.

[0027] 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 multi-stage filtering water purifier, comprising a water purifier body (1), characterized in that: A water inlet joint (2) is fixedly mounted on one side of the top surface of the water purifier body (1), and a water outlet joint (3) is fixedly mounted on the other side of the top surface of the water purifier body (1). Three groups of mounting holes (4) are provided on the bottom surface of the water purifier body (1), and threaded grooves (5) are provided in the mounting holes (4). Filter elements (6) are respectively threadedly connected in the mounting holes (4). The water inlet joint (2) is connected to the filter element (6) on one side of the bottom of the water purifier through a water inlet pipe (7), and the water outlet joint (3) is connected to the filter element (6) on the other side of the bottom of the water purifier body (1) through a water outlet pipe (8). The filter elements (6) on both sides of the bottom of the water purifier body (1) are connected to the filter element (6) in the middle of the water purifier body (1) through a connecting pipe (9), and a bottom cover (10) is detachably mounted on the bottom of the filter element (6).

2. The multi-stage filtering water purifier according to claim 1, characterized in that: The filter element (6) is provided with an inner cavity (11), the inner cavity (11) is provided with an opening at the bottom of the filter element (6), a bottom cover (10) is threadedly connected to the opening, a filter membrane (12) is provided in the inner cavity (11), and the top of the filter membrane (12) is detachably mounted on the top of the inner cavity (11).

3. The multi-stage filtering water purifier according to claim 2, characterized in that: A sealing strip (13) is bonded to the top surface of the filter element (6) by glue, a water outlet hole (14) is provided at the center of the top surface of the filter element (6), and a water inlet hole (15) is provided on one side of the top surface of the filter element (6).

4. The multi-stage filtering water purifier according to claim 3, characterized in that: The water inlet hole (15) and the water outlet hole (14) are connected to the inner cavity (11); the water outlet hole (14) is connected to the inside of the filter membrane (12); and the water inlet hole (15) is connected to the outside of the filter membrane (12).

5. The multi-stage filtering water purifier according to claim 1, characterized in that: Mounting plates (16) are fixedly mounted on both sides of the water purifier body (1), and mounting grooves (17) are provided on the mounting plates (16).

6. The multi-stage filtering water purifier according to claim 1, characterized in that: A display screen (18) is provided at the front centre of the water purifier body (1), and an operating button (19) is provided below the display screen (18).

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