CN211733927U - Reverse osmosis system for treating heating raw water - Google Patents
Reverse osmosis system for treating heating raw water Download PDFInfo
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- CN211733927U CN211733927U CN202020141699.4U CN202020141699U CN211733927U CN 211733927 U CN211733927 U CN 211733927U CN 202020141699 U CN202020141699 U CN 202020141699U CN 211733927 U CN211733927 U CN 211733927U
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- reverse osmosis
- osmosis membrane
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- water tank
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Abstract
The utility model discloses a reverse osmosis system for treating heating raw water, which belongs to the field of water treatment equipment and comprises a raw water tank, a pressure lifting pump set, a reverse osmosis membrane group and a soft water tank which are sequentially communicated, wherein the inlet end of the pressure lifting pump set is communicated with the bottom of the raw water tank, the water outlet end of the pressure lifting pump set is communicated with the inlet end of the reverse osmosis membrane group, the soft water outlet end of the reverse osmosis membrane group is communicated with the soft water tank, the reverse osmosis membrane group comprises a reverse osmosis membrane device, the reverse osmosis membrane device comprises a shell and a central tube which is fixedly connected with the shell, a plurality of membrane components are coaxially and fixedly connected with the central tube, the membrane components comprise two circular reverse osmosis membranes and non-woven fabrics, the outer circle edges of the two reverse osmosis membranes are fixedly connected in a sealing way, the non-, the central tube is the water outlet end of the reverse osmosis membrane group. The utility model discloses the effect that improves water treatment efficiency has.
Description
Technical Field
The utility model relates to a water treatment facilities technical field, more specifically say, it relates to a reverse osmosis system for handling heating raw water.
Background
The heating system is a technology for manually supplying heat to the indoor to keep the indoor at a certain temperature so as to create a proper living condition or working condition. In addition, water containing metal ions is easy to form scale after being heated, and the existence of the scale greatly influences the heat exchange efficiency of a heating system, so that the energy is wasted. In order to reduce the generation of scale, the circulating water in the heating system adopts soft water subjected to reverse osmosis treatment to reduce metal ions in the water, so that the purpose of preventing and treating the scale is achieved, and the effect of saving energy is achieved by improving the heat exchange efficiency.
At present, chinese patent application with publication number CN107998886A discloses a reverse osmosis filter element, a reverse osmosis water purification system and a reverse osmosis water purifier, wherein the reverse osmosis filter element comprises a membrane element and a housing, the membrane element comprises a central tube group, a plurality of reverse osmosis membrane groups, a first end cap and a second end cap, the central tube group comprises a pure water pipe and a plurality of waste water pipes; the reverse osmosis membrane group comprises two reverse osmosis membranes and non-woven fabrics positioned on the two reverse osmosis membranes, the two reverse osmosis membranes are fixedly sealed for three times, and the side without fixation is communicated with the central pipe; the first end cover and the second end cover are respectively covered at two ends of the plurality of reverse osmosis membrane groups and the central pipe group; the first end cover is provided with a pure water outlet; the second end cover is provided with a waste water outlet; the shell includes bottle and lid, and the film element is installed in the shell, and the lid is equipped with the pure water chamber, and the pure water chamber communicates with the pure water discharge port is sealed, and the bottle be provided with former water chamber and waste water chamber, the space intercommunication between former water chamber and film element and the bottle, waste water chamber and the sealed intercommunication of waste water discharge port.
The above prior art solutions have the following drawbacks: the reverse osmosis membrane adopts the volume that the mode of coiling reduced reverse osmosis membrane water inlet ware, leads to getting into between two membranes and keeping away from the water of center one end and flowing to the distance of center tube longer, so this part of water is difficult for flowing to in the center tube, leads to reverse osmosis membrane to keep away from the partial water of handling of center tube department less, leads to water treatment efficiency not high.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a reverse osmosis system for handling heating raw water, which aims to improve the efficiency of water treatment.
The utility model has the technical scheme that the reverse osmosis system for treating heating raw water comprises a raw water tank, a pressure lifting pump set, a reverse osmosis membrane set and a soft water tank which are sequentially communicated, wherein the inlet end of the pressure lifting pump set is communicated with the bottom of the raw water tank, the water outlet end of the pressure lifting pump set is communicated with the inlet end of the reverse osmosis membrane set, the soft water outlet end of the reverse osmosis membrane set is communicated with the soft water tank, the reverse osmosis membrane set comprises a reverse osmosis membrane device, the reverse osmosis membrane device comprises a shell and a central tube fixedly connected with the shell, a plurality of membrane components are coaxially and fixedly connected with the central tube, a flow guide net is arranged between every two adjacent membrane components, each membrane component comprises two round reverse osmosis membranes and two non-woven fabrics, the outer circle edges of the reverse osmosis membranes are fixedly connected in a sealing way, the non-, the side wall of the central tube is provided with a plurality of soft water outlet holes communicated with the space between the two reverse osmosis membranes, and the central tube is the water outlet end of the reverse osmosis membrane group.
Through adopting above-mentioned technical scheme, utilize the reverse osmosis membrane of disc to handle water, under the same volume, the above-mentioned reverse osmosis membrane that sets up the relative background art of reverse osmosis membrane rectangle coiling formula compares, and the interval between the farthest end of circular shape reverse osmosis membrane and the center tube is littleer, so make reverse osmosis membrane keep away from the partial water of handling of center tube department more, improved the efficiency of water treatment.
The present invention may be further configured in a preferred embodiment as: the shell is coaxially and fixedly connected with a middle pipe, the middle pipe is sleeved outside the central pipe, the flow guide net is coaxially and fixedly connected with the middle pipe, a concentrated water outlet communicated with the flow guide net is formed in the side wall of the middle pipe, and the middle pipe is communicated with a concentrated water tank.
By adopting the technical scheme, the concentrated water generated by reverse osmosis can enter the middle pipe through the concentrated water outlet and then is discharged into the concentrated water pipe from the middle pipe.
The present invention may be further configured in a preferred embodiment as: the center tube includes that body and a plurality of fixed connection are hollow intercommunication portion in the body, the one end that the body was kept away from to the intercommunication portion is contradicted in the intervalve inside, the soft water apopore is seted up in the one end that the body was kept away from to the intercommunication portion, a plurality of intercommunicating pores have been seted up to intervalve lateral wall circumference, intercommunicating pore and soft water apopore intercommunication.
Through adopting above-mentioned technical scheme, the pure water that produces after the reverse osmosis gets into the intercommunication portion from the soft water apopore in, then gets into the body content from the intercommunication portion again, has realized the separation of dense water and pure water and has carried.
The present invention may be further configured in a preferred embodiment as: the communicating part is disc-shaped, and the end face of the communicating part is circumferentially communicated with the channel.
Through adopting above-mentioned technical scheme, make the intercommunication portion structure simpler to set up the intercommunication passageway that supplies dense water to flow through at the intercommunication portion terminal surface.
The present invention may be further configured in a preferred embodiment as: the coaxial cover of intercommunication portion lateral wall is equipped with two sealing washers, the sealing washer is located the axial both ends of intercommunication portion lateral wall.
Through adopting above-mentioned technical scheme, utilize the sealing washer to increase the leakproofness between intercommunication portion and the intermediate pipe is inside, avoid dense water to pollute the pure water.
The present invention may be further configured in a preferred embodiment as: the pressure lifting pump group comprises three lifting pumps, and outlets of the three lifting pumps are communicated with inlets of the reverse osmosis membrane group.
Through adopting above-mentioned technical scheme, utilize a plurality of elevator pumps to provide bigger pressure for reverse osmosis unit, promote the pure water's of per ton raw water production that reverse osmosis unit handled volume.
The present invention may be further configured in a preferred embodiment as: the reverse osmosis membrane module comprises two reverse osmosis devices.
By adopting the technical scheme, the water treatment speed of the reverse osmosis system is improved by utilizing the two reverse osmosis devices.
The present invention may be further configured in a preferred embodiment as: the soft water tank is fixedly connected with a backflushing pump communicated with the pure water outlet end of the reverse osmosis membrane module, and the water inlet end of the backflushing pump is communicated with the soft water tank.
Through adopting above-mentioned technical scheme, utilize the recoil pump to carry out the recoil to reverse osmosis unit, avoid impurity or because of the hole on the reverse osmosis membrane of salt grain jam that the concentration is separated out.
To sum up, the utility model discloses a following at least one useful technological effect:
firstly, a disc-shaped reverse osmosis membrane is used for treating water, and compared with a rectangular winding reverse osmosis membrane in the background technology, the distance between the farthest end of the circular reverse osmosis membrane and a central tube is smaller under the same volume, so that more water is treated by the part of the reverse osmosis membrane far away from the central tube, and the water treatment efficiency is improved;
secondly, the pressure lift pump set comprises three lift pumps, and a plurality of lift pumps are utilized to provide higher pressure for the reverse osmosis device so as to increase the amount of pure water produced by each ton of raw water treated by the reverse osmosis device;
and thirdly, the water softening tank is fixedly connected with a backflushing pump communicated with the water outlet section of the reverse osmosis membrane group, and the backflushing pump is used for backflushing the reverse osmosis device, so that impurities or salt particles separated out due to concentration are prevented from blocking holes in the reverse osmosis membrane.
Drawings
FIG. 1 is a schematic view of the present embodiment;
FIG. 2 is a sectional view of the reverse osmosis apparatus of the present embodiment;
fig. 3 is an enlarged view of a portion a of fig. 2.
Reference numerals: 100. a raw water tank; 200. a pressure lift pump package; 201. a lift pump; 300. a reverse osmosis membrane group; 301. a reverse osmosis unit; 302. a housing; 303. a water inlet pipe; 304. an intermediate pipe; 305. a central tube; 306. a membrane module; 307. a flow guide net; 308. a reverse osmosis membrane; 309. non-woven fabrics; 310. a concentrated water outlet; 311. a communicating hole; 312. a pipe body; 313. a communicating portion; 314. a communication channel; 315. a soft water outlet hole; 316. a seal ring; 317. a concentrated water tank; 400. a soft water tank; 401. a back flushing pump.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example (b): as shown in fig. 1, the reverse osmosis system for treating raw water for heating disclosed by the present invention comprises a raw water tank 100, a pressure lift pump set 200, a reverse osmosis membrane module 300 and a soft water tank 400 which are sequentially connected. The inlet end of the pressure-lift pump set 200 is communicated with the bottom of the raw water tank 100, and the outlet end of the pressure-lift pump set 200 is communicated with the inlet end of the reverse osmosis membrane module 300. The soft water outlet end of the reverse osmosis membrane module 300 is communicated with the soft water tank 400, and the concentrated water outlet end of the reverse osmosis membrane module 300 is communicated with the concentrated water tank 317. The pressure lift pump unit 200 pressurizes and conveys water in the raw water tank 100 to the reverse osmosis membrane module 300, the reverse osmosis membrane module 300 performs reverse osmosis treatment on the water, clean soft water is conveyed to the soft water tank 400, and produced concentrated water is conveyed to the concentrated water tank 317. The soft water tank 400 is fixedly connected with a backflushing pump 401 communicated with the water outlet end of the reverse osmosis membrane module 300, the water inlet end of the backflushing pump 401 is communicated with the soft water tank 400, the water outlet end of the backflushing pump 401 is communicated with the soft water outlet end of the reverse osmosis membrane module 300, and the backflushing pump 401 is used for backflushing the reverse osmosis device 301, so that impurities or salt particles separated out due to concentration are prevented from blocking holes in the reverse osmosis membrane 308.
As shown in fig. 1, the pressure lift pump group 200 includes three lift pumps 201, outlets of the three lift pumps 201 are all communicated with an inlet of the reverse osmosis membrane group 300, and water inlets of the three lift pumps 201 are communicated with the bottom of the raw water tank 100. The reverse osmosis unit 301 is supplied with a greater pressure using a plurality of lift pumps 201, increasing the amount of pure water produced per ton of raw water treated by the reverse osmosis unit 301.
As shown in fig. 2, the reverse osmosis membrane module 300 includes two reverse osmosis units 301, and the water treatment rate of the reverse osmosis system is increased by using the two reverse osmosis units 301. The reverse osmosis device 301 comprises a cylindrical housing 302, and a water inlet pipe 303 is communicated with one axial end of the housing 302. An intermediate tube 304 is coaxially fixedly connected within the housing 302, and a central tube 305 is coaxially fixedly connected within the intermediate tube 304. The middle pipe 304 is coaxially and fixedly sleeved with a plurality of circular membrane assemblies 306 and a plurality of diversion nets 307. The flow guiding net 307 is positioned between two adjacent membrane modules 306 for separating the two membrane modules 306, so that the water flow entering the shell 302 can enter between the two membrane modules 306 through the flow guiding net 307, and the contact area of the membrane modules 306 and the water is increased. The flow guide net 307 communicates with the intermediate pipe 304, is inside the intermediate pipe 304, and is then discharged from the intermediate pipe 304 into the rich water tank 317.
As shown in fig. 2, the membrane module 306 includes two circular reverse osmosis membranes 308 and a non-woven fabric 309, the outer circumferential edges of the two reverse osmosis membranes 308 are fixedly connected in a sealing manner, and the non-woven fabric 309 is located between the two reverse osmosis membranes 308. The space between the two reverse osmosis membranes 308 communicates with the central pipe 305, and the central pipe 305 communicates with the soft water tank 400.
As shown in fig. 2, under the pressure, water molecules in the diversion net 307 pass through the reverse osmosis membranes 308 into the space between the two reverse osmosis membranes 308 and then into the central tube 305. The concentrated concentrate enters the intermediate pipe 304.
As shown in fig. 3, the side wall of the middle pipe 304 is provided with a plurality of rows of concentrated water outlets 310 along the length direction thereof, which are communicated with the flow guiding net 307, and are circumferentially arranged with the concentrated water outlets 310. The side wall of the middle pipe 304 is provided with a plurality of rows of communication holes 311 along the length direction, the communication holes 311 in the same row are arranged in the circumferential direction, and the communication holes 311 are communicated with the space between the two reverse osmosis membranes 308. The center tube 305 includes a tube body 312 and a plurality of hollow communication portions 313 fixedly attached to the center tube 305. The communicating part 313 is disc-shaped, a communicating channel 314 is formed in the circumferential direction of the end face of the communicating part 313, and the communicating channel 314 is parallel to the middle pipe 304.
As shown in fig. 3, one end of the communication portion 313 away from the tube body 312 abuts against the inside of the middle tube 304, the soft water outlet hole 315 is disposed at one end of the communication portion 313 away from the tube body 312, and the communication hole 311 is aligned with the soft water outlet hole 315. Two sealing rings 316 are coaxially sleeved on the side wall of the communicating part 313, the sealing rings 316 are positioned at two axial ends of the side wall of the communicating part 313, the sealing performance between the communicating part 313 and the inner part of the middle pipe 304 is improved by the sealing rings 316, and the pure water is prevented from being polluted by the concentrated water.
The specific working principle of this embodiment is as follows: compared with the reverse osmosis membrane 308 of the rectangular winding type in the background art, the reverse osmosis membrane 308 arranged in the disc shape has smaller distance between the farthest end of the circular reverse osmosis membrane 308 and the central pipe 305 under the same volume, so that more water is treated by the part of the reverse osmosis membrane 308 far away from the central pipe 305, and the water treatment efficiency is improved.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (8)
1. The utility model provides a reverse osmosis system for handling heating raw water, includes former water tank (100), pressure lift pump package (200), reverse osmosis membrane group (300) and soft water tank (400) that communicate in proper order, the entrance point and former water tank (100) bottom intercommunication of pressure lift pump package (200), the play water end of pressure lift pump package (200) and the entrance point intercommunication of reverse osmosis membrane group (300), the soft water play water end and the soft water tank (400) intercommunication of reverse osmosis membrane group (300), its characterized in that: reverse osmosis membrane group (300) includes reverse osmosis membrane device (301), reverse osmosis membrane device (301) includes shell (302) and fixed connection in center tube (305) of shell (302), the coaxial fixed connection cover of center tube (305) is equipped with a plurality of membrane module (306), adjacent two be provided with between membrane module (306) water conservancy diversion net (307), membrane module (306) include two circular shape reverse osmosis membrane (308) and non-woven fabrics (309), two reverse osmosis membrane (308) outer circle edge sealing fixed connection, non-woven fabrics (309) are located in the middle of two reverse osmosis membrane (308), a plurality of soft water apopore (315) in the space intercommunication in the middle of two reverse osmosis membrane (308) are seted up to center tube (305) lateral wall, center tube (305) is the water outlet end of reverse osmosis membrane group (300).
2. The reverse osmosis system for treating raw heating water according to claim 1, wherein: the shell (302) is coaxially and fixedly connected with a middle pipe (304), the middle pipe (304) is sleeved outside a central pipe (305), the flow guide net (307) is coaxially and fixedly connected with the middle pipe (304), a concentrated water outlet (310) communicated with the flow guide net (307) is formed in the side wall of the middle pipe (304), and the middle pipe (304) is communicated with a concentrated water tank (317).
3. The reverse osmosis system for treating raw heating water according to claim 2, wherein: center tube (305) are hollow communicating part (313) including body (312) and a plurality of fixed connection in body (312), the one end that body (312) were kept away from in communicating part (313) is contradicted in intermediate tube (304) inside, soft water apopore (315) are seted up in communicating part (313) the one end of keeping away from body (312), a plurality of intercommunicating pores (311) have been seted up to intermediate tube (304) lateral wall circumference, intercommunicating pore (311) and soft water apopore (315) intercommunication.
4. A reverse osmosis system for treating raw heating water according to claim 3, wherein: the communicating part (313) is disc-shaped, and the end face of the communicating part (313) is circumferentially communicated with the channel (314).
5. The reverse osmosis system for treating raw heating water according to claim 4, wherein: the coaxial cover of intercommunication portion (313) lateral wall is equipped with two sealing washer (316), sealing washer (316) are located the axial both ends of intercommunication portion (313) lateral wall.
6. The reverse osmosis system for treating raw heating water according to claim 5, wherein: the pressure lifting pump group (200) comprises three lifting pumps (201), and outlets of the three lifting pumps (201) are communicated with inlets of the reverse osmosis membrane group (300).
7. The reverse osmosis system for treating raw heating water according to claim 6, wherein: the reverse osmosis membrane group (300) comprises two reverse osmosis membrane devices (301).
8. The reverse osmosis system for treating raw heating water according to claim 7, wherein: the soft water tank (400) is fixedly connected with a backflushing pump (401) communicated with a pure water outlet end of the reverse osmosis membrane module (300), and a water inlet end of the backflushing pump (401) is communicated with the soft water tank (400).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020141699.4U CN211733927U (en) | 2020-01-20 | 2020-01-20 | Reverse osmosis system for treating heating raw water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020141699.4U CN211733927U (en) | 2020-01-20 | 2020-01-20 | Reverse osmosis system for treating heating raw water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211733927U true CN211733927U (en) | 2020-10-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020141699.4U Expired - Fee Related CN211733927U (en) | 2020-01-20 | 2020-01-20 | Reverse osmosis system for treating heating raw water |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211733927U (en) |
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2020
- 2020-01-20 CN CN202020141699.4U patent/CN211733927U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201023 Termination date: 20220120 |