CN209778479U

CN209778479U - Activated carbon rod RO membrane center tube and filter element thereof

Info

Publication number: CN209778479U
Application number: CN201822267962.XU
Authority: CN
Inventors: 曾华元; 李冠华; 李威; 包金猛
Original assignee: Zhejiang Qinyuan Water Treatment Technology Co Ltd
Current assignee: Zhejiang Qinyuan Water Treatment Technology Co Ltd
Priority date: 2018-12-29
Filing date: 2018-12-29
Publication date: 2019-12-13
Anticipated expiration: 2028-12-29

Abstract

The utility model relates to the field of water purification, and discloses an active carbon rod RO membrane central tube and a filter element thereof, which comprise an RO membrane (13); RO membrane (13) winding is on the outer periphery of charcoal pipe (10), the both ends of charcoal pipe (10) are stretched out in RO membrane (13), RO membrane (13) and charcoal pipe (10) bottom end face form first recess (100), apron (11) are connected with charcoal pipe (10) bottom end face through first recess (100), RO membrane (13) and charcoal pipe (10) top end face form second recess (200), the top end face of charcoal pipe (10) has joint (12) through glue seal, joint (12) are connected with charcoal pipe (10) through second recess (200). This filter core passes through RO membrane filtration back, can pass through the charcoal pipe again and filter, and the charcoal pipe replaces the center tube that traditional plastics were made to make the better of quality of water that this filter core filtered out.

Description

Activated carbon rod RO membrane center tube and filter element thereof

Technical Field

The utility model relates to a water purification field especially relates to an active carbon stick RO membrane center tube and filter core thereof.

Background

A conventional RO membrane consists of a central tube, usually made of plastic, in which there are several water inlet holes, and membrane sheets.

An RO water purifier generally consists of three types of filter elements, namely a pretreatment filter element, an RO membrane filter element and a post-treatment filter element. Wherein the post-treatment cartridge is typically comprised of carbon rods for adsorbing organic matter that has passed through the RO membrane. The filter cartridges are of a wide variety, each filter cartridge needs to be placed in one filter flask, the use of multiple filter flasks results in a filter flask with a high overall cost, and the filter cartridges are easily misplaced by the consumer when they are replaced.

In the prior art, activated carbon is installed in an RO membrane cartridge, for example, the application number: 201620068836.X, patent name: a composite RO membrane reverse osmosis filter element. In the technology, the activated carbon is arranged in the central tube, and the passage in the central tube is narrow, so that the activated carbon is required to fill the passage in the central tube, and the filtering mode ensures that the flow of clean water from the central tube is little and less. Meanwhile, the consumable materials are also relatively consumed, namely a central tube made of plastic and activated carbon are needed.

Disclosure of Invention

The utility model provides an active carbon stick RO membrane center tube and filter core to the shortcoming among the prior art.

In order to solve the technical problem, the utility model discloses a following technical scheme can solve:

An activated carbon rod RO membrane central tube comprises a carbon tube made of activated carbon; the middle of the carbon tube is provided with a channel for purified water to circulate, the channel runs through two ends of the carbon tube, the end face of the bottom end of the carbon tube is provided with a cover plate for preventing purified water from leaking downwards, and the cover plate is connected with the end face of the bottom end of the carbon tube in a sealing manner. The utility model discloses a center tube is made by the charcoal pipe, has replaced the center tube that traditional plastics were made to make the center tube also have the filter action, the organic matter of aquatic can in time be adsorbed to the center tube, can carry out secondary filter through the charcoal pipe at once again after the RO membrane filters, and the water purification is effectual.

Preferably, the end face of the bottom end of the carbon tube and the cover plate are sealed through glue. The connection is convenient and firm.

Preferably, the end face of the top end of the carbon tube is sealed by glue, the joint is provided with a water outlet flow channel, a channel in the carbon tube is communicated with the water outlet flow channel, and the side wall of the outer circumference of the joint is provided with at least one sealing groove. The joint is convenient for installing the filter element, and the joint is connected through glue, so that the connection is convenient and firm.

Preferably, the connector is a plastic connector.

Preferably, the cover is a plastic cover.

A filter cartridge comprising an RO membrane; the RO membrane winding is on the outer periphery of charcoal pipe, and the RO membrane stretches out the both ends of charcoal pipe, and the RO membrane forms first recess with charcoal pipe bottom terminal surface, and the apron is connected with charcoal pipe bottom terminal surface through first recess, and the RO membrane forms the second recess with charcoal pipe top terminal surface, and the top terminal surface of charcoal pipe has the joint through glue is sealed, connects and is connected with the charcoal pipe through the second recess. This filter core passes through RO membrane filtration back, can pass through the charcoal pipe again and filter, and the charcoal pipe replaces the center tube that traditional plastics were made to make the better of quality of water that this filter core filtered out.

The utility model discloses owing to adopted above technical scheme, have apparent technological effect:

The utility model discloses a center tube is made by the charcoal pipe, has replaced the center tube that traditional plastics were made to make the center tube also have the filter action, the organic matter of aquatic can in time be adsorbed to the center tube, can carry out secondary filter through the charcoal pipe at once again after the RO membrane filters, and the water purification is effectual.

Drawings

fig. 1 is a schematic structural diagram of the center tube of the present invention.

Fig. 2 is a schematic view of the combined structure of the carbon tube and the RO membrane of the present invention.

Fig. 3 is a schematic structural diagram of the filter element of the present invention.

The names of the parts indicated by the numerical references in the above figures are as follows: 10-carbon tube, 11-cover plate, 12-joint, 13-RO membrane, 100-first groove, 101-channel, 121-water outlet flow channel, 122-sealing groove and 200-second groove.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings 1-3 and examples.

Example 1

An activated carbon rod RO membrane central tube comprises a carbon tube 10 made of activated carbon; the middle of carbon tube 10 is equipped with the passageway 101 that supplies the clean water circulation, and passageway 101 runs through carbon tube 10 both ends, and carbon tube 10 bottom end face is equipped with the apron 11 that prevents the downward seepage of clean water, and apron 11 is the apron that the PE material was made, and apron 11 appearance is cylindrical, apron 11 and carbon tube 10 bottom end face sealing connection. The end surface of the bottom end of the carbon tube 10 is sealed with the cover plate 11 by glue.

The end face of the top end of the carbon tube 10 is sealed by glue to form a joint 12, the joint 12 is made of PE material, the joint 12 is provided with a water outlet flow passage 121, a channel 101 in the carbon tube 10 is communicated with the water outlet flow passage 121, the outer circumferential sidewall of the joint 12 is provided with at least one sealing groove 122, the joint 12 of the embodiment is provided with two sealing grooves 122, and the sealing groove 122 is used for installing an O-ring.

Example 2

Embodiment 2 has substantially the same features as embodiment 1 except that the cap plate 11 and the tab 12 are made of PP material in embodiment 2.

Example 3

Example 3 has substantially the same features as example 1, except that example 3 discloses a filter cartridge comprising an RO membrane 13; the RO membrane 13 is wound on the outer circumferential surface of the carbon tube 10, the RO membrane 13 extends out of two ends of the carbon tube 10, a first groove 100 is formed by the RO membrane 13 and the end surface of the bottom end of the carbon tube 10, the cover plate 11 is connected with the end surface of the bottom end of the carbon tube 10 through the first groove 100, a second groove 200 is formed by the RO membrane 13 and the end surface of the top end of the carbon tube 10, a joint 12 is sealed on the end surface of the top end of the carbon tube 10 through glue, and the joint 12 is connected with the carbon tube 10 through the second groove 200.

In short, the above description is only a preferred embodiment of the present invention, and all the equivalent changes and modifications made in accordance with the claims of the present invention should be covered by the scope of the present invention.

Claims

1. An RO membrane central tube of an activated carbon rod comprises a carbon tube (10) made of activated carbon; the method is characterized in that: the middle of the carbon tube (10) is provided with a channel (101) for purified water to circulate, the channel (101) penetrates through two end parts of the carbon tube (10), the bottom end face of the carbon tube (10) is provided with a cover plate (11) for preventing purified water from leaking downwards, and the cover plate (11) is connected with the bottom end face of the carbon tube (10) in a sealing manner.

2. The carbon activated carbon rod RO membrane center tube of claim 1, characterized in that: the end surface of the bottom end of the carbon tube (10) is sealed with the cover plate (11) by glue.

3. The carbon activated carbon rod RO membrane center tube of claim 1, characterized in that: the end face of the top end of the carbon tube (10) is sealed with a joint (12) through glue, a water outlet flow channel (121) is arranged on the joint (12), a channel (101) in the carbon tube (10) is communicated with the water outlet flow channel (121), and at least one sealing groove (122) is arranged on the side wall of the outer circumference of the joint (12).

4. The carbon activated carbon rod RO membrane center tube of claim 3, characterized in that: the joint (12) is made of plastic.

5. The carbon activated carbon rod RO membrane center tube of claim 1, characterized in that: the cover plate (11) is made of plastic.

6. a filter cartridge made with a central tube according to any of claims 1 to 5, comprising an RO membrane (13); the method is characterized in that: RO membrane (13) winding is on the outer periphery of charcoal pipe (10), the both ends of charcoal pipe (10) are stretched out in RO membrane (13), RO membrane (13) and charcoal pipe (10) bottom end face form first recess (100), apron (11) are connected with charcoal pipe (10) bottom end face through first recess (100), RO membrane (13) and charcoal pipe (10) top end face form second recess (200), the top end face of charcoal pipe (10) has joint (12) through glue seal, joint (12) are connected with charcoal pipe (10) through second recess (200).