CN210559577U - Membrane bag type adsorption phosphorus removal device - Google Patents
Membrane bag type adsorption phosphorus removal device Download PDFInfo
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- CN210559577U CN210559577U CN201920655760.4U CN201920655760U CN210559577U CN 210559577 U CN210559577 U CN 210559577U CN 201920655760 U CN201920655760 U CN 201920655760U CN 210559577 U CN210559577 U CN 210559577U
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- membrane
- membrane bag
- outer frame
- adsorbent
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Abstract
The utility model discloses a membrane bag type adsorption dephosphorization device, including a confined outer frame, be provided with a water inlet and a delivery port on the outer frame respectively, the inside of outer frame is equipped with an at least membrane bag, the surface covering of membrane bag has totally closed modified membrane, what the inside parcel of membrane bag was the adsorbent. The utility model discloses can effectively solve in the sewage dephosphorization technique to using the adsorbent and the secondary pollution problem that brings, make the adsorbent effectively retrieve moreover.
Description
Technical Field
The utility model relates to a water treatment facilities technical field, concretely relates to membrane pocket type adsorbs phosphorus removal device.
Background
The technology for adsorptive phosphorus removal processes has been developed to a very advanced level, but is currently in development for the combination of membrane technology and specific adsorption materials. And the added drugs for removing phosphorus from a small amount of sewage are not environment-friendly and can cause corresponding secondary pollution. The separation and recovery of the adsorbent cannot be achieved for some technologies using the adsorbent
Disclosure of Invention
The utility model discloses the problem that will solve is: the membrane bag type adsorption phosphorus removal device can effectively solve the problem of secondary pollution caused by using an adsorbent in a sewage phosphorus removal technology, and the adsorbent can be effectively recovered.
The utility model discloses a solve the technical scheme that above-mentioned problem provided and do: the utility model provides a membrane bag formula adsorbs phosphorus removal device, includes a confined outer frame, be provided with a water inlet and a delivery port on the outer frame respectively, the inside of outer frame is equipped with an at least membrane bag, the surface covering of membrane bag has totally closed modified membrane, what the inside parcel of membrane bag was lanthanum oxide.
Preferably, the water inlet is arranged at any place on the bottom of the outer frame, and the water outlet is arranged at any place on the top of the outer frame.
Preferably, the membrane bags are arranged in the outer frame in a staggered mode at intervals horizontally.
Preferably, the adsorbent is lanthanum oxide, aluminum oxide or other phosphorus removal adsorbents.
Compared with the prior art, the utility model has the advantages that: when the phosphorus-containing sewage passes through the surface of the membrane, because of special materials and modification of the membrane, amino groups on the surface of the membrane and in membrane pores can be selectively subjected to coordination combination with phosphorus-containing groups, and due to concentration difference between the inner side and the outer side of the membrane, the phosphorus-containing groups can enter the inside of the membrane bag, lanthanum oxide in the membrane bag can adsorb phosphate at the moment, the concentration of the phosphate on the inner side of the membrane is reduced again, the phosphate can enter the inside of the membrane bag and is adsorbed by lanthanum oxide, and the content of phosphorus in the sewage is reduced by circulation, so that the effect of removing phosphorus; the utility model can effectively reduce the phosphorus index in the sewage, greatly reduce the time for adsorbing and removing phosphorus by utilizing the modified membrane, and improve the efficiency; meanwhile, the adsorbent can be prevented from being polluted by other pollutants in the sewage, and the purity of the lanthanum oxide adsorbent is ensured. When the adsorbent is saturated, only the membrane bag needs to be replaced, and the saturated adsorbent can be reused only by simple treatment, so that the method is easy to operate, safe, efficient, energy-saving and environment-friendly.
Drawings
The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it.
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic view of a membrane bag of the present invention;
FIG. 3 is a diagram of the operation process of the membrane bag for phosphorus removal by adsorption;
the attached drawings are marked as follows: 1. the method comprises the following steps of outer frame, 2, water outlet, 3, membrane bag, 4, water inlet, 5, adsorbent, 6, phosphorus-containing wastewater, 7, membrane outer side, 8, amino group, 9, membrane inner side, 10 and modified membrane.
Detailed Description
The following detailed description will be made with reference to the accompanying drawings and examples, so that how to implement the technical means of the present invention to solve the technical problems and achieve the technical effects can be fully understood and implemented.
The utility model discloses a concrete embodiment is shown in fig. 1 to fig. 3, a membrane bag formula adsorbs phosphorus removal device, including a confined outer frame 1, be provided with a water inlet 4 and a delivery port 2 on the outer frame 1 respectively, the inside of outer frame 1 is equipped with an at least membrane bag 3, the surface covering of membrane bag 3 has totally closed modified membrane 10, what the inside parcel of membrane bag 3 was lanthanum oxide 5.
The water inlet 4 is arranged at any place of the bottom of the outer frame 1, and the water outlet 2 is arranged at any place of the top of the outer frame 1.
The membrane bags 3 are arranged in the outer frame 1 in a staggered mode at intervals horizontally.
The adsorbent 5 is lanthanum oxide, aluminum oxide or other phosphorus removal adsorbents.
The working process of the membrane bag for adsorbing and removing phosphorus is shown in fig. 3, the pore diameter of the membrane between the inner side 9 and the outer side 7 of the membrane contains amino groups 8 by a special method, when phosphorus-containing sewage passes through the surface of the membrane, the modified membrane can be selectively coordinated and combined with the phosphorus-containing groups, the phosphorus-containing groups can enter the membrane bag due to the concentration difference between the inner side 9 and the outer side 7 of the membrane, at the moment, lanthanum oxide serving as an adsorbent 5 in the membrane bag can adsorb phosphate, the concentration of the phosphate on the inner side of the membrane is reduced again, the phosphate enters the membrane bag and is adsorbed by lanthanum oxide, and the content of phosphorus in the sewage is reduced by circulation, so that the effect of removing phosphorus is achieved.
The utility model has the advantages that: when the phosphorus-containing sewage passes through the surface of the membrane, because of special materials and modification of the membrane, amino groups on the surface of the membrane and in membrane pores can be selectively subjected to coordination combination with phosphorus-containing groups, and due to concentration difference between the inner side and the outer side of the membrane, the phosphorus-containing groups can enter the inside of the membrane bag, lanthanum oxide in the membrane bag can adsorb phosphate at the moment, the concentration of the phosphate on the inner side of the membrane is reduced again, the phosphate can enter the inside of the membrane bag and is adsorbed by lanthanum oxide, and the content of phosphorus in the sewage is reduced by circulation, so that the effect of removing phosphorus; the utility model can effectively reduce the phosphorus index in the sewage, greatly reduce the time for adsorbing and removing phosphorus by utilizing the modified membrane, and improve the efficiency; meanwhile, the adsorbent can be prevented from being polluted by other pollutants in the sewage, and the purity of the lanthanum oxide adsorbent is ensured. When the adsorbent is saturated, only the membrane bag needs to be replaced, and the saturated adsorbent can be reused only by simple treatment, so that the method is easy to operate, safe, efficient, energy-saving and environment-friendly.
The foregoing is illustrative of the preferred embodiments of the present invention only, and is not to be construed as limiting the claims. The present invention is not limited to the above embodiments, and the specific structure thereof is allowed to be changed. All changes which come within the scope of the independent claims of the invention are to be embraced within their scope.
Claims (4)
1. The utility model provides a membrane bag formula adsorbs phosphorus removal device which characterized in that: including a confined outer frame (1), be provided with a water inlet (4) and a delivery port (2) on outer frame (1) respectively, the inside of outer frame (1) is equipped with an at least membrane bag (3), the surface covering of membrane bag (3) has totally closed modified membrane (10), what the inside parcel of membrane bag (3) was adsorbent (5).
2. The membrane bag type adsorption phosphorus removal device of claim 1, wherein: the water inlet (4) is arranged at any position of the bottom of the outer frame (1), and the water outlet (2) is arranged at any position of the top of the outer frame (1).
3. The membrane bag type adsorption phosphorus removal device of claim 1, wherein: the membrane bags are arranged in the outer frame in a staggered mode at intervals horizontally.
4. The membrane bag type adsorption phosphorus removal device of claim 1, wherein: the adsorbent is lanthanum oxide or aluminum oxide.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201920655760.4U CN210559577U (en) | 2019-05-09 | 2019-05-09 | Membrane bag type adsorption phosphorus removal device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201920655760.4U CN210559577U (en) | 2019-05-09 | 2019-05-09 | Membrane bag type adsorption phosphorus removal device |
Publications (1)
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CN210559577U true CN210559577U (en) | 2020-05-19 |
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Family Applications (1)
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CN201920655760.4U Expired - Fee Related CN210559577U (en) | 2019-05-09 | 2019-05-09 | Membrane bag type adsorption phosphorus removal device |
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CN (1) | CN210559577U (en) |
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2019
- 2019-05-09 CN CN201920655760.4U patent/CN210559577U/en not_active Expired - Fee Related
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200519 Termination date: 20210509 |
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CF01 | Termination of patent right due to non-payment of annual fee |