CN214437975U

CN214437975U - Reverse osmosis membrane assembly

Info

Publication number: CN214437975U
Application number: CN202120064365.6U
Authority: CN
Inventors: 罗庭剑; 陈恩华; 徐威
Original assignee: Guangdong Shuihudun Health Technology Co Ltd
Current assignee: Guangdong Shuihudun Health Technology Co Ltd
Priority date: 2021-01-11
Filing date: 2021-01-11
Publication date: 2021-10-22
Anticipated expiration: 2031-01-11

Abstract

The utility model discloses a reverse osmosis membrane assembly, which comprises a central tube, a reverse osmosis membrane sleeved on the central tube and a membrane shell surrounding the outer side of the reverse osmosis membrane, wherein the end part of the membrane shell is provided with a raw water inlet which is positioned at the same end with the water inlet of the reverse osmosis membrane, the side part is provided with a pure water outlet, a concentrated water outlet channel is arranged in the central tube, the channel outlet penetrates the raw water inlet to discharge concentrated water, because the raw water inlet is communicated with the inlet of the reverse osmosis membrane, the raw water inlet is directly opposite to the water inlet of the reverse osmosis membrane, the water entering the reverse osmosis membrane can be directly filtered, the raw water does not need to be stored additionally, the raw water is greatly reduced to stay in the membrane shell, therefore, when the water purifier is standby, the raw water in the membrane shell and the concentrated water remaining in the reverse osmosis membrane are reduced, the dissolution of inorganic matters and organic matters in the raw water and the concentrated water is favorably reduced, and the water enters the pure water through the reverse osmosis membrane, when the water purifier is started, the TDS value of the pure water is reduced to some extent, and the water quality is improved.

Description

Reverse osmosis membrane assembly

Technical Field

The utility model relates to the technical field of filters, especially a reverse osmosis membrane subassembly.

Background

The reverse osmosis membrane module is a component of filter core, be used for filtering the raw water, its structure includes the membrane shell and installs the reverse osmosis membrane at the membrane shell inner chamber, space between membrane shell inner wall and the reverse osmosis membrane outer wall is raw water storage chamber, the raw water inlet sets up the upper end at the membrane shell, and dense water delivery port sets up the upper end at reverse osmosis membrane, pure water delivery port sets up the lower extreme at reverse osmosis membrane, because raw water storage chamber space is great, can save more raw water, the condition of the confession absolutely does not appear when conveniently filtering the raw water, can be when the purifier standby, dense water falls back to the raw water storage intracavity and mixes with the raw water, partly organic matter and inorganic matter in leading to raw water and dense water to dissolve through placing for a long time, and get into the pure water through reverse osmosis membrane, lead to staying the pure water TDS value in the water purifier and rise by a wide margin, influence quality of water.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model provides a reverse osmosis membrane component.

The utility model provides a technical scheme that its technical problem adopted is:

the utility model provides a reverse osmosis membrane subassembly, includes the center tube, overlaps the reverse osmosis membrane of establishing on the center tube and surrounds the membrane shell in the reverse osmosis membrane outside, and the membrane shell tip is equipped with the raw water inlet and is located same one end with the water inlet of reverse osmosis membrane, and the lateral part is equipped with the pure water export, is concentrated water exhalant canal in the center tube, and its passageway export penetrates the raw water inlet, and the raw water inlet communicates reverse osmosis membrane's entry, and the raw water filters through reverse osmosis membrane and forms pure water and concentrated water, and the pure water is discharged through the pure water export, and concentrated water is discharged through concentrated water exhalant canal.

The membrane shell includes upper cover, lower cover and the stack shell between the two of the aforesaid, is equipped with a plurality of clips on the outer wall at stack shell both ends, and the lateral wall of upper cover and lower cover corresponds the clip and is equipped with the knot hole, detains the hole through clip lock and installs the both ends at the stack shell with upper cover and lower cover.

The raw water inlet is arranged on the upper cover, the lower cover is provided with a notch, one end of the central tube is inserted into the notch, and the other end of the central tube penetrates into the raw water inlet.

The upper end surface of the lower cover corresponds to the periphery of the notch, a plurality of water guide ribs are uniformly arranged, the water guide ribs support the reverse osmosis membrane, a water guide groove formed by two adjacent water guide ribs is communicated with the notch, and concentrated water falls into the water guide groove and flows into a concentrated water outlet channel from the notch.

The raw water inlet is internally provided with a limiting sleeve matched with the outer diameter of the central tube in a clamping mode, and the water outlet end of the central tube is inserted into the limiting sleeve.

The upper cover and the lower cover are provided with insertion grooves, two ends of the cylinder body are respectively inserted into the insertion grooves, and the installation gap between the end part of the cylinder body and the insertion grooves is filled with glue to realize sealing.

The utility model has the advantages that: the utility model discloses a raw water inlet and reverse osmosis membrane's water inlet setting are at same tip, the raw water inlet is directly facing to reverse osmosis membrane's water inlet, the hydroenergy that makes the entering reverse osmosis membrane directly filters, do not need extra storage raw water, the raw water that reduces greatly stays in the membrane shell, therefore, when the purifier standby, raw water in the membrane shell reduces with the dense water of staying in reverse osmosis membrane, be favorable to reducing inorganic matter and the organic matter dissolution in raw water and the dense water and get into the pure water through reverse osmosis membrane, when the purifier is started, the pure water TDS value of staying in the water purifier descends to some extent, water quality is improved.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is an overall schematic view of the present invention;

FIG. 2 is a schematic diagram of FIG. 1, taken apart;

FIG. 3 is a cross-sectional view of FIG. 1;

fig. 4 is an overall schematic view of the upper cover of the present invention;

fig. 5 is an overall schematic view of the lower cover of the present invention;

fig. 6 is a partially enlarged schematic view of a position a of the present invention.

Detailed Description

Referring to fig. 1 to 6, the present invention comprises a central tube 2, a reverse osmosis membrane 3 mounted on the central tube 2, and a membrane housing 1 surrounding the outside of the reverse osmosis membrane 3, wherein a raw water inlet 11 is provided at the end of the membrane housing 1 and is located at the same end as the water inlet of the reverse osmosis membrane 3, a pure water outlet 12 is provided at the side of the central tube 2, a concentrated water outlet channel 21 is provided in the central tube 2, the channel outlet penetrates the raw water inlet 11, the raw water inlet 11 communicates with the inlet of the reverse osmosis membrane 3, the raw water enters the membrane housing 1 from the raw water inlet 11 located at the upper end of the membrane housing 1 and then directly flows down into the reverse osmosis membrane 3, the pure water filtered by the reverse osmosis membrane 3 flows out from the pure water outlet 12 at the side of the membrane housing 1 without remaining in the module, the concentrated water flows out from the other end of the reverse osmosis membrane 3, then flows into the concentrated water outlet channel 21 from one end of the central tube 2, and finally flows out from the other end of the central tube 2 located at the raw water inlet 11, because the dense water export of center tube 2 sets up in same end with raw water inlet 11, convenient and filter core water course be connected, and the in-process that gets into reverse osmosis membrane 3 at the raw water, because only leave less space between raw water inlet 11 and the reverse osmosis membrane 3, make the raw water that gets into membrane shell 1 flow into reverse osmosis membrane 3 immediately, the storage of the raw water in membrane shell 1 significantly reduces, during the purifier standby, because the storage raw water is less in membrane shell 1, consequently, organic matter and inorganic matter are dissolved and get into the pure water through reverse osmosis membrane 3 only for less part in raw water and the dense water, be favorable to reducing TDS value and improving quality of water.

For convenience of assembly, the housing 1 is divided into an upper cover 4, a lower cover 6 and a barrel 5 between the upper cover 4 and the lower cover 6, a plurality of hooks 51 are arranged on the outer walls of two ends of the barrel 5, corresponding fastening holes 41 are arranged on the upper cover 4 and the lower cover 6 corresponding to the hooks 51, the hooks 51 are fastened in the fastening holes 41, so that the upper cover 4 and the lower cover 6 are respectively installed at two ends of the barrel 5, and the installation is convenient and quick.

The raw water inlet 11 in this embodiment is disposed on the upper cover 4, the notch 61 is disposed on the upper end surface of the lower cover 6, the upper end surface of the lower cover 6 is provided with a plurality of water guiding ribs 62 uniformly disposed around the notch 61 corresponding to the reverse osmosis membrane 3, the water guiding ribs 62 support the reverse osmosis membrane 3, a water guiding groove 63 can be formed between the two water guiding ribs 62, the concentrated water is filtered by the reverse osmosis membrane 3 and then directly falls into the water guiding groove 63, and flows into the notch 61 from the water guiding groove 63, the water inlet end of the central tube 2 is inserted into the notch 61 and is communicated with the notch 61, the concentrated water enters from the water inlet end of the central tube 2 and flows to the other end located at the raw water inlet 11 through the concentrated water outlet channel 21.

The limiting sleeve 42 matched with the outer diameter of the central tube 2 is erected in the raw water inlet 11 in the embodiment, the water outlet end of the central tube 2 is inserted into the limiting sleeve 42, when the central tube 2 is installed, the water inlet end of the central tube 2 penetrates through the limiting sleeve 42 and is inserted into the notch 61, the other end of the central tube is limited in the limiting sleeve 42 and penetrates out of the limiting sleeve 42, the central tube 2 is limited in the membrane shell 1 under the action of the limiting sleeve 42 and the notch 61, and the outer diameter of the central tube 2 is matched with the inner diameter of the limiting sleeve 42, so that the central tube 2 can be firmly positioned in the membrane shell 1.

In order to further fix the upper cover 4 and the lower cover 6 at two ends of the barrel 5, the upper cover 4 and the lower cover 6 are provided with inserting grooves 43 corresponding to the wall thickness of the barrel 5, during installation, glue is filled in the inserting grooves 43, when the wall edges at two ends of the barrel 5 are inserted into the inserting grooves 43, the wall edges of the barrel extrude the glue, so that the glue fills the gap between the inserting grooves 43 and the wall edges of the barrel, and the upper cover 4 and the lower cover 6 are respectively connected with the barrel 5 in a sealing manner.

Claims

1. The utility model provides a reverse osmosis membrane subassembly, includes center tube (2), cover establish reverse osmosis membrane (3) on center tube (2) and surround membrane shell (1) in reverse osmosis membrane (3) outside, its characterized in that: the utility model discloses a membrane shell, including membrane shell (1), water inlet (11), raw water inlet (11), central tube (2), raw water inlet (11), raw water outlet (21), pure water channel (12) are formed through reverse osmosis membrane (3) filtration to the entry of raw water inlet (11) intercommunication reverse osmosis membrane (3), raw water, and the pure water warp pure water outlet (12) are discharged, and the thick water is discharged through thick water outlet (21).

2. The reverse osmosis membrane module of claim 1, wherein: membrane shell (1) is equipped with a plurality of clips (51) including upper cover (4), lower cover (6) and above-mentioned stack shell (5) between the two on the outer wall at stack shell (5) both ends, and the lateral wall of upper cover (4) and lower cover (6) corresponds clip (51) and is equipped with detains hole (41), detains hole (41) through clip (51) lock and installs the both ends at stack shell (5) upper cover (4) and lower cover (6).

3. The reverse osmosis membrane module of claim 2, wherein: raw water inlet (11) set up on upper cover (4), lower cover (6) are provided with notch (61), and center tube (2) one end inserts notch (61), and the other end penetrates raw water inlet (11).

4. A reverse osmosis membrane module according to claim 3, wherein: the upper end face of the lower cover (6) corresponds to a plurality of water guide ribs (62) are uniformly arranged around the notch (61), the water guide ribs (62) support the reverse osmosis membrane (3), a water guide groove (63) is formed by two adjacent water guide ribs (62) and communicated with the notch (61), and concentrated water falls into the water guide groove (63) and flows into the concentrated water outlet channel (21) from the notch (61).

5. The reverse osmosis membrane module of claim 2, wherein: the raw water inlet (11) is internally provided with a limiting sleeve (42) matched with the outer diameter of the central tube (2), and the water outlet end of the central tube (2) is inserted into the limiting sleeve (42).

6. The reverse osmosis membrane module of claim 2, wherein: and the upper cover (4) and the lower cover (6) are provided with an insertion groove (43), and two ends of the cylinder body (5) are respectively inserted into the insertion groove (43) and are sealed by filling a mounting gap between the end part of the cylinder body (5) and the insertion groove (43) with glue.