CN208975544U - A kind of RO membrane filter of built-in non-return valve - Google Patents
A kind of RO membrane filter of built-in non-return valve Download PDFInfo
- Publication number
- CN208975544U CN208975544U CN201821543113.6U CN201821543113U CN208975544U CN 208975544 U CN208975544 U CN 208975544U CN 201821543113 U CN201821543113 U CN 201821543113U CN 208975544 U CN208975544 U CN 208975544U
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- China
- Prior art keywords
- wall
- return valve
- retaining collar
- hollow pipe
- perforation
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- 239000012528 membrane Substances 0.000 title claims abstract description 17
- 230000000694 effects Effects 0.000 claims abstract description 8
- 238000005374 membrane filtration Methods 0.000 claims abstract description 6
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 4
- 239000007787 solid Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model discloses a kind of RO membrane filters of built-in non-return valve of RO membrane filter technical field, including hollow pipe of perforating, RO membrane filtration core assembly and non-return valve, the lower end exit of perforation hollow pipe is arranged in the non-return valve, the bottom outer wall of the perforation hollow pipe is sleeved and fixed device, the fixed device includes the retaining collar for being socketed in hollow pipe outer wall of perforating, the left and right ends of the retaining collar are respectively provided with movable mandril, the activity mandril connects push plate in retaining collar lateral ends, the inner cavity upper and lower ends of the retaining collar are respectively provided with motion bar, left and right sides outer wall of the motion bar in retaining collar inner cavity is all connected with fixed plate, the fixed plate connects adjustable spring close to one end of retaining collar inner wall, the other end of the adjustable spring is connected to the inner wall of retaining collar, the other end of the motion bar connects limit Position block facilitates non-return valve to carry out installation and removal in perforation hollow pipe, and time saving and energy saving, structure is simple, easy to operate.
Description
Technical field
The utility model relates to RO membrane filter technical field, specially a kind of RO membrane filter of built-in non-return valve.
Background technique
Existing RO membrane filter includes perforate hollow pipe and the RO membrane filtration core assembly on perforation hollow pipe.In order to
It prevents pure water reflux from RO film being caused to be caused irreversible structure function to damage by back pressure, is often always installed on perforation hollow pipe
The structures such as non-return valve, existing non-return valve be mounted on perforation hollow pipe in be typically all using be threadedly coupled, be threadedly coupled so that
Non-return valve is more laborious in installation and removal Shi Douhui, is connected to the not compact purification that also will affect water quality.For this purpose, it is proposed that
A kind of RO membrane filter of built-in non-return valve.
Utility model content
The purpose of this utility model is to provide a kind of RO membrane filters of built-in non-return valve, to solve in above-mentioned background technique
The problem of proposition.
To achieve the above object, the utility model provides the following technical solutions: a kind of RO membrane filter of built-in non-return valve, packet
Perforation hollow pipe, RO membrane filtration core assembly and non-return valve are included, the lower end exit of perforation hollow pipe is arranged in the non-return valve, described
The bottom outer wall of perforation hollow pipe is sleeved and fixed device, and non-return valve is fixed at the interior of perforation hollow pipe by fixed device
Wall, the fixed device include the retaining collar for being socketed in hollow pipe outer wall of perforating, and the left and right ends of the retaining collar are all provided with
Movable mandril is set, the activity mandril connects push plate, the inner cavity upper and lower ends of the retaining collar in retaining collar lateral ends
It is respectively provided with motion bar, left and right sides outer wall of the motion bar in retaining collar inner cavity is all connected with fixed plate, and the fixed plate is leaned on
One end of nearly retaining collar inner wall connects adjustable spring, and the other end of the adjustable spring is connected to the inner wall of retaining collar, institute
The other end for stating motion bar extends to the outside of retaining collar and connects limited block, the outer wall of the perforation hollow pipe and non-return valve
On be respectively provided with and the matched limiting slot of limited block.
Preferably, the outer wall of the perforation hollow pipe and non-return valve is respectively provided with groove, and fixed device insertion is in a groove,
And outer wall setting and the matched through-hole of movable mandril for hollow pipe of perforating, and the outer wall setting of non-return valve is identical with through-hole diameter
Blind hole.
Preferably, the retaining collar is round stainless steel lantern ring, the bottom outer wall setting of the perforation hollow pipe and solid
Determine the matched annular groove of lantern ring.
Preferably, three centimeters below perforation hollow tube base are arranged in the bottom of the non-return valve.
Preferably, the motion bar is set as semicircle convex block close to one end of movable mandril outer wall, and movable mandril exists
The movable one end setting in the retaining collar inner cavity rounded corner tangent with semicircle convex block radian.
Compared with prior art, the utility model has the beneficial effects that a kind of RO membrane filter of built-in non-return valve, by solid
Determine device non-return valve is mounted in perforation hollow pipe, through the motion bar of movable mandril pushing device limited block in retaining collar
Activity is plugged on limited block in limiting slot, pull-out activity mandril, and motion bar is by adjustable spring with limited block from limiting slot
Middle taking-up facilitates non-return valve to carry out installation and removal in perforation hollow pipe, and time saving and energy saving, structure is simple, easy to operate.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model fixture structure schematic diagram；
Fig. 3 is that the utility model hollow pipe of perforating is connected structural schematic diagram with non-return valve outer wall.
In figure: 1 perforation hollow pipe, 2 RO membrane filtration core assemblies, 3 non-return valves, 4 fixed devices, 41 retaining collars, 42 movable tops
Bar, 43 push plates, 44 motion bars, 45 fixed plates, 46 adjustable springs, 47 limited blocks, 5 limiting slots.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of RO membrane filter of built-in non-return valve, including
The lower end exit of perforation hollow pipe 1, perforation is arranged in perforation hollow pipe 1, RO membrane filtration core assembly 2 and non-return valve 3, non-return valve 3
The bottom outer wall of hollow pipe 1 is sleeved and fixed device 4, and non-return valve 3 passes through fixed device 4 and is fixed at perforation hollow pipe 1
Seal rubber washer is arranged in the junction of inner wall, non-return valve 3 and perforation hollow pipe 1, and liquid can be prevented from non-return valve 3 and perforation
The junction of hollow pipe 1 is flowed out, and fixed device 4 includes the retaining collar 41 for being socketed in perforation 1 outer wall of hollow pipe, retaining collar 41
Left and right ends be respectively provided with movable mandril 42, movable mandril 42 connects push plate 43, retaining collar in 41 lateral ends of retaining collar
41 inner cavity upper and lower ends are respectively provided with motion bar 44, and left and right sides outer wall of the motion bar 44 in 41 inner cavity of retaining collar is all connected with solid
Fixed board 45, fixed plate 45 connect adjustable spring 46, the other end connection of adjustable spring 46 close to one end of 41 inner wall of retaining collar
In the inner wall of retaining collar 41, the other end of motion bar 44 extends to the outside of retaining collar 41 and connects limited block 47, perforation
It is respectively provided with and the matched limiting slot 5 of limited block 47 on the outer wall of hollow pipe 1 and non-return valve 3.
Wherein, the outer wall of perforation hollow pipe 1 and non-return valve 3 is respectively provided with groove, and the fixed insertion of device 4 is in a groove, and
The outer wall setting of perforation hollow pipe 1 and the matched through-hole of movable mandril 42, and the outer wall setting of non-return valve 3 is identical as through-hole diameter
Blind hole, inlay the position on fixed device 4 with limited block 47 in a groove, limited block 47 allow to be connected to limiting slot
In 5；
Retaining collar 41 is round stainless steel lantern ring, and the bottom outer wall setting of perforation hollow pipe 1 is matched with retaining collar 41
Annular groove, be socketed in retaining collar 41 on the outer wall of perforation hollow pipe 1 and preferably fix, will not be empty from perforation when fixed
It is slid on the outer wall of heart pipe 1；
Three centimeters of perforation 1 bottom part down of hollow pipe are arranged in the bottom of non-return valve 3, facilitate non-return valve 3 empty in perforation
Installation and removal are carried out in heart pipe 1；
Motion bar 44 is set as semicircle convex block close to one end of 42 outer wall of movable mandril, and movable mandril 42 is in fixing sleeve
The movable one end setting in 41 inner cavity of the ring rounded corner tangent with semicircle convex block radian, pushes away movable mandril 42 when pushing
Dynamic motion bar 44 drives limited block 47 to release from retaining collar 41.
Working principle: when non-return valve 3 is mounted in perforation hollow pipe 1, by the outer wall insertion perforation hollow pipe of non-return valve 3
Non-return valve 3 is fixedly connected with perforation hollow pipe 1 by fixed device 4, pushes movable top by push plate 43 by 1 bottom inner cavity
Bar 42 is promoted into retaining collar 41, and the motion bar of different direction 44 is successively ejected during advancing and fixed by movable mandril 42
Lantern ring 41 is connected to the limited block 47 on motion bar 44 in limiting slot 5, and when disassembly pulls out movable mandril 42, motion bar 44
Limited block 47 is driven to take out from limiting slot 5 by adjustable spring 46.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of RO membrane filter of built-in non-return valve, including perforation hollow pipe (1), RO membrane filtration core assembly (2) and non-return valve (3),
It is characterized by: non-return valve (3) setting is at the lower end exit of perforation hollow pipe (1), the bottom of perforation hollow pipe (1)
Portion's outer wall is sleeved and fixed device (4), and non-return valve (3) passes through fixed device (4) and is fixed at the interior of perforation hollow pipe (1)
Wall, the fixed device (4) include the retaining collar (41) for being socketed in perforation hollow pipe (1) outer wall, the retaining collar (41)
Left and right ends be respectively provided with movable mandril (42), it is described activity mandril (42) retaining collar (41) lateral ends connect push plate
(43), the inner cavity upper and lower ends of the retaining collar (41) are respectively provided with motion bar (44), and the motion bar (44) is in retaining collar
(41) left and right sides outer wall of inner cavity is all connected with fixed plate (45), and the one of close retaining collar (41) inner wall of the fixed plate (45)
End connection adjustable spring (46), the other end of the adjustable spring (46) are connected to the inner wall of retaining collar (41), the activity
The other end of bar (44) extends to the outside of retaining collar (41) and connects limited block (47), the perforation hollow pipe (1) with it is inverse
It is only respectively provided on the outer wall of valve (3) and limited block (47) matched limiting slot (5).
2. a kind of RO membrane filter of built-in non-return valve according to claim 1, it is characterised in that: the perforation hollow pipe
(1) groove is respectively provided with the outer wall of non-return valve (3), and fixed device (4) insertion is in a groove, and the outer of hollow pipe (1) of perforating
Wall setting and movable mandril (42) matched through-hole, and blind hole identical with through-hole diameter is arranged in the outer wall of non-return valve (3).
3. a kind of RO membrane filter of built-in non-return valve according to claim 1, it is characterised in that: the retaining collar (41)
For round stainless steel lantern ring, bottom outer wall setting and retaining collar (41) matched annular groove of perforation hollow pipe (1).
4. a kind of RO membrane filter of built-in non-return valve according to claim 1, it is characterised in that: the non-return valve (3)
Three centimeters of the bottom setting in perforation hollow pipe (1) bottom part down.
5. a kind of RO membrane filter of built-in non-return valve according to claim 1, it is characterised in that: the motion bar (44) is leaned on
One end of nearly activity mandril (42) outer wall is set as semicircle convex block, and movable mandril (42) is in the activity of retaining collar (41) inner cavity
One end setting rounded corner tangent with semicircle convex block radian.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821543113.6U CN208975544U (en) | 2018-09-20 | 2018-09-20 | A kind of RO membrane filter of built-in non-return valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821543113.6U CN208975544U (en) | 2018-09-20 | 2018-09-20 | A kind of RO membrane filter of built-in non-return valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208975544U true CN208975544U (en) | 2019-06-14 |
Family
ID=66784884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821543113.6U Active CN208975544U (en) | 2018-09-20 | 2018-09-20 | A kind of RO membrane filter of built-in non-return valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208975544U (en) |
-
2018
- 2018-09-20 CN CN201821543113.6U patent/CN208975544U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191009 Address after: 518100 south side of 6 / F, building 9, zhongyuntai science and technology industrial plant complex, Songbai Road, Tangtou community, Shiyan street, Bao'an District, Shenzhen City, Guangdong Province Patentee after: HAIQINGXIN (SHENZHEN) PURIFYING TECHNOLOGY CO.,LTD. Address before: 518108 East Side of Eight Nine-storey Workshops in Zhongyuntai Science and Technology Industrial Factory Area, Songbai Road, Tangtou Community, Shiyan Street, Baoan District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN XINXINGYUAN ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231124 Address after: 225000 Small and Medium Enterprise Park, Jiangdu Economic Development Zone, Yangzhou City, Jiangsu Province Patentee after: Haiqing New (Jiangsu) Environmental Protection Technology Co.,Ltd. Address before: 518100 south side of 6 / F, building 9, zhongyuntai science and technology industrial complex, Songbai Road, Tangtou community, Shiyan street, Bao'an District, Shenzhen, Guangdong Patentee before: HAIQINGXIN (SHENZHEN) PURIFYING TECHNOLOGY CO.,LTD. |