CN204911248U - Central tube of reverse osmosis filter element, reverse osmosis filter element and water purifying equipment - Google Patents
Central tube of reverse osmosis filter element, reverse osmosis filter element and water purifying equipment Download PDFInfo
- Publication number
- CN204911248U CN204911248U CN201520610242.2U CN201520610242U CN204911248U CN 204911248 U CN204911248 U CN 204911248U CN 201520610242 U CN201520610242 U CN 201520610242U CN 204911248 U CN204911248 U CN 204911248U
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- CN
- China
- Prior art keywords
- central tube
- counter
- tube
- reverse osmosis
- filter core
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000001223 reverse osmosis Methods 0.000 title claims abstract description 32
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 31
- 239000012528 membrane Substances 0.000 claims abstract description 26
- 238000007789 sealing Methods 0.000 claims abstract description 12
- 238000009434 installation Methods 0.000 claims abstract description 10
- 238000001764 infiltration Methods 0.000 claims description 36
- 238000003780 insertion Methods 0.000 claims description 24
- 230000037431 insertion Effects 0.000 claims description 24
- 238000004804 winding Methods 0.000 abstract description 14
- 238000000746 purification Methods 0.000 abstract description 4
- 239000007787 solid Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000001471 micro-filtration Methods 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 229910021642 ultra pure water Inorganic materials 0.000 description 1
- 238000000108 ultra-filtration Methods 0.000 description 1
- 239000012498 ultrapure water Substances 0.000 description 1
Abstract
The utility model discloses a central tube of a reverse osmosis filter element, the reverse osmosis filter element and water purification equipment, wherein the central tube comprises a tube body and a tube head; the body includes winding part and location portion, and the winding part includes the pipe wall, is formed with the inner chamber in the pipe wall, is equipped with the several water inlet with the inner chamber intercommunication on the pipe wall, and location portion is used for fixing a position the installation winding part when winding reverse osmosis membrane group, and the tube head is connected in the one end that the location portion was kept away from in the winding part, is equipped with the delivery port on the tube head, delivery port and inner chamber intercommunication, and water gets into the inner chamber by the water inlet to discharge. The central tube of the technical proposal of the utility model is designed in a split type and is assembled together by sealing connection; when the pipe body needs to be positioned and installed, a positioning assembly corresponding to the positioning portion can be installed at the position of the pipe body installation pipe head, the two ends of the pipe body are fixed in a positioning mode, the positioning accuracy of the pipe body is guaranteed, the winding accuracy of the reverse osmosis membrane is guaranteed, and winding efficiency is improved.
Description
Technical field
The utility model relates to technical field of water purification, particularly a kind of central tube of counter-infiltration filter core, counter-infiltration filter core and purifier.
Background technology
Reverse osmosis water purification machine is that one integrates the technology such as micro-filtration, absorption, ultrafiltration, counter-infiltration, ultraviolet-sterilization, ultrapureization, running water is converted into the device of ultra-pure water.The core parts of reverse osmosis water purification machine are reverse osmosis membrane (ReverseOsmosismembrane, RO) filter core.Counter-infiltration filter core generally comprises central tube and is wound in the reverse osmosis membrane group of described central tube periphery.Existing central tube is generally one-body molded, and its one end is provided with delivery port, and the other end is provided with to be installed to carry out the location structure of reverse osmosis membrane winding for being positioned by central tube.But the central tube of this structure can only position installation by one end, and locating effect is poor, and then cause the winding precision of reverse osmosis membrane poor, be wound around efficiency lower.
Utility model content
Main purpose of the present utility model is to provide a kind of central tube of counter-infiltration filter core, is intended to energy effective location central tube, and then effectively ensures reverse osmosis membrane winding precision, improve and be wound around efficiency.
For achieving the above object, the central tube of the counter-infiltration filter core that the utility model proposes comprises body, and the tube head be connected with described body removable seal, wherein, described body comprises the wound portion for being wound around reverse osmosis membrane group and is connected to the location division of described wound portion one end, described wound portion comprises tube wall, inner chamber is formed in described tube wall, described tube wall is provided with the several water inlets with described inner space, described location division is used for the wound portion described in location and installation when being wound around described reverse osmosis membrane group, described tube head is connected to described wound portion one end away from described location division, described tube head is provided with delivery port, described delivery port and described inner space, water enters described inner chamber by described water inlet, and discharged by described delivery port.
Preferably, cylindrically, and the external diameter of described location division is less than the external diameter of described wound portion in described location division, and described location division is provided with locating slot away from one end of described wound portion.
Preferably, be also provided with sealing plate in described inner chamber, described inner chamber one end near described location division is located at by described sealing plate, for isolating described water inlet and described location division.
Preferably, described tube head comprises insertion section, is connected to the abutting part of one end, described insertion section, and be connected to the connecting portion of described abutting part one end, described insertion section is inserted in described wound portion by described wound portion away from one end of described location division, described wound portion is resisted against on described abutting part, described delivery port is located on described connecting portion, and runs through described abutting part, insertion section and described inner space successively.
Preferably, described wound portion is provided with the accommodating cavity for accommodating described insertion section, and cylindrically, described accommodating cavity is cylindric accommodating cavity in described insertion section, and the diameter of described accommodating cavity is greater than the diameter of described inner chamber.
Preferably, the outer wall of described connecting portion is provided with the mounting groove for installing sealing ring.
Preferably, the external diameter of described wound portion is 30 ~ 35 millimeters; The thickness of described tube wall is 4 ~ 6 millimeters.
Preferably, described tube head and described body are sealed connected together by ultrasonic bonding.
The utility model also proposes a kind of counter-infiltration filter core, and comprise central tube and be wound in the reverse osmosis membrane group of described central tube periphery, described central tube comprises body, and the tube head be connected with described body removable seal, wherein, described body comprises the wound portion for being wound around reverse osmosis membrane group and is connected to the location division of described wound portion one end, described wound portion comprises tube wall, inner chamber is formed in described tube wall, described tube wall is provided with the several water inlets with described inner space, described location division is used for the wound portion described in location and installation when being wound around described reverse osmosis membrane group, described tube head is connected to described wound portion one end away from described location division, described tube head is provided with delivery port, described delivery port and described inner space, water enters described inner chamber by described water inlet, and discharged by described delivery port.
The utility model also proposes a kind of purifier, comprises counter-infiltration filter core, and described counter-infiltration filter core comprises central tube and is wound in the reverse osmosis membrane group of described central tube periphery, and described central tube comprises body, and the tube head be connected with described body removable seal, wherein, described body comprises the wound portion for being wound around reverse osmosis membrane group and is connected to the location division of described wound portion one end, described wound portion comprises tube wall, inner chamber is formed in described tube wall, described tube wall is provided with the several water inlets with described inner space, described location division is used for the wound portion described in location and installation when being wound around described reverse osmosis membrane group, described tube head is connected to described wound portion one end away from described location division, described tube head is provided with delivery port, described delivery port and described inner space, water enters described inner chamber by described water inlet, and discharged by described delivery port.
The central tube split-type design of technical solutions of the utility model, and fit together by being tightly connected; When needs position installation to body, a positioning component corresponding with location division is first installed in the position can installing tube head at body, and the location, two ends realizing body is fixing, to ensure the positioning precision of body, and then ensure the winding precision of reverse osmosis membrane, improve and be wound around efficiency; After winding completes, by positioning component but under, then tube head and body are tightly connected can realize counter-infiltration filter core function, simple to operation.
Accompanying drawing explanation
Fig. 1 is the perspective view of central tube one embodiment of the utility model counter-infiltration filter core;
Fig. 2 is the cross-sectional view of the central tube of the counter-infiltration filter core shown in Fig. 1;
Fig. 3 is that the body of the central tube of the utility model counter-infiltration filter core and the solid of positioning component assemble schematic diagram.
Drawing reference numeral illustrates:
| Label | Title | Label | Title |
| 100 | Body | 200 | Tube head |
| 300 | Positioning component | 120 | Wound portion |
| 122 | Tube wall | 123 | Water inlet |
| 124 | Inner chamber | 125 | Accommodating cavity |
| 126 | Sealing plate | 140 | Location division |
| 142 | Locating slot | 203 | Delivery port |
| 220 | Insertion section | 240 | Abutting part |
| 260 | Connecting portion | 262 | Mounting groove |
The realization of the utility model object, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Detailed description of the invention
Be described further with regard to the technical solution of the utility model below in conjunction with drawings and the specific embodiments.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
The utility model proposes a kind of central tube of counter-infiltration filter core.
As shown in Figure 1 to Figure 3, Fig. 1 is the perspective view of central tube one embodiment of the utility model counter-infiltration filter core; Fig. 2 is the cross-sectional view of the central tube of the counter-infiltration filter core shown in Fig. 1; Fig. 3 is that the body of the central tube of the utility model counter-infiltration filter core and the solid of positioning component assemble schematic diagram.
In the present embodiment, the central tube of described counter-infiltration filter core comprises the tube head 200 that body 100 and removable seal are connected to described body 100, wherein, described body 100 comprises the wound portion 120 for being wound around reverse osmosis membrane group (not shown) and is connected to the location division 140 of described wound portion 120 one end, described wound portion 120 comprises tube wall 122, inner chamber 124 is formed in described tube wall 122, described tube wall 122 is provided with the several water inlets 123 be communicated with described inner chamber 124, described location division 140 is for the wound portion 120 described in location and installation when being wound around described reverse osmosis membrane group, described tube head 200 is fixedly connected on described wound portion 120 one end away from described location division 140, described tube head 200 is provided with delivery port 203, described delivery port 203 is communicated with described inner chamber 124.Particularly, water is entered in described inner chamber 124 by described water inlet 123 after filtering via described reverse osmosis membrane group, the more described delivery port 203 be communicated with by described and described inner chamber 124 is discharged and is supplied to user side, to realize the supply of pure water.
Central tube split-type design of the present utility model, and fit together by being tightly connected; When needs position installation to body 100, a positioning component 300 corresponding with location division 140 is first installed in the position can installing tube head 200 at body 100, the location, two ends realizing body 100 is fixing, to ensure the positioning precision of body 100, and then ensure the winding precision of reverse osmosis membrane, improve and be wound around efficiency; After winding completes, by positioning component 300 but under, then tube head 200 and body 100 are tightly connected can realize counter-infiltration filter core function, simple to operation.
Further, in the present embodiment, cylindrically, and the external diameter of described location division 140 is less than the external diameter of described wound portion 120 in described location division 140, and described location division 140 is provided with locating slot 142 away from one end of described wound portion 120.Sealing plate 126 is also provided with in described inner chamber 124, described inner chamber 124 one end near described location division 140 is located at by described sealing plate 126, for isolating described water inlet 123 and described location division 140, the pure water be stored in described inner chamber 124 is avoided to be run off by described location division 140 end.
Further, in the present embodiment, described tube head 200 comprises insertion section 220, is connected to the abutting part 240 of one end, described insertion section 220, and be connected to the connecting portion 260 of described abutting part 240 one end, described insertion section 220 is inserted in described wound portion 120 by described wound portion 120 away from one end of described location division 140, described wound portion 120 is resisted against on described abutting part 240, described delivery port 203 is located on described connecting portion 260, and run through described abutting part 240 successively, insertion section 220 is communicated with described inner chamber 124.Particularly, cylindrically, described abutting part 240 is in the form of annular discs in described insertion section 220, and cylindrically, the center of described abutting part 240 is provided with the perforate (sign) be communicated with described insertion section 220 and described connecting portion 260 to described connecting portion 260.The external diameter of described abutting part 240 is greater than the external diameter of described insertion section 220, to form step between described abutting part 240 and described insertion section 220.Described wound portion 120 is provided with the accommodating cavity 125 for accommodating described insertion section 220, due to described insertion section 220 cylindrically, so described accommodating cavity 125 corresponds to cylindric accommodating cavity 125, the diameter of described accommodating cavity 125 is greater than the diameter of described inner chamber 124.When described insertion section 220 is inserted in described wound portion 120, described in the principle of described wound portion 120, one end of location division 140 is resisted against on described step.Tube head 200 and the body 100 of this vibrational power flow conveniently carry out ultrasonic bonding, tube head 200 and body 100 to be tightly connected.
Further, in the present embodiment, the outer wall of described connecting portion 260 is provided with the mounting groove 262 for installing sealing ring.Preferably, described mounting groove 262 is two, and when described connecting portion 260 is connected with user side, described sealing ring is installed in described mounting groove 262, to realize being tightly connected of connecting portion 260 and user side.
Further, in the present embodiment, the external diameter of described wound portion 120 is 30 ~ 35 millimeters; The thickness of described tube wall 122 is 4 ~ 6 millimeters; Also namely the diameter of described inner chamber 124 is 24 ~ 31 millimeters; Preferably, the diameter of described inner chamber 124 is 25 ~ 30 millimeters.(external diameter is generally 17 millimeters to compare existing central tube; internal diameter is generally 13 millimeters); inner chamber 124 volume of central tube of the present utility model is larger; effectively can promote moisture storage capacity; utilize dilution principle can solve reverse osmosis membrane and shut down the high problem of the dissolvability solid amount (Totaldissolvedsolids, TDS) of rear first glass of water outlet for a long time.And, because inner chamber 124 space of central tube of the present utility model is comparatively large, the filtering material of activated carbon granule can also be filled in inner chamber 124, while guarantee filter effect, different filter type is integrated, effectively reduces space occupancy rate, reduce overall volume.
The utility model also proposes a kind of counter-infiltration filter core, comprise central tube and be wound in the reverse osmosis membrane group of described central tube periphery, the concrete structure of described central tube is with reference to above-described embodiment, because counter-infiltration filter core of the present utility model have employed whole technical schemes of above-mentioned all embodiments, therefore all beneficial effects that the technical scheme having above-described embodiment is equally brought, this is no longer going to repeat them.
The utility model also proposes a kind of purifier, comprise counter-infiltration filter core, described counter-infiltration filter core comprises central tube and is wound in the reverse osmosis membrane group of described central tube periphery, the concrete structure of described central tube is with reference to above-described embodiment, because counter-infiltration filter core of the present utility model have employed whole technical schemes of above-mentioned all embodiments, therefore all beneficial effects that the technical scheme having above-described embodiment is equally brought, this is no longer going to repeat them.
Should be noted that; the technical scheme of each embodiment of the present utility model can be combined with each other; but must be can be embodied as basis with those skilled in the art; when technical scheme combination occur conflicting maybe cannot realize time will be understood that the combination of this technical scheme does not exist, also not the utility model require protection domain within.
These are only preferred embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every equivalent structure transformation utilizing the utility model description and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (10)
1. a central tube for counter-infiltration filter core, is characterized in that, comprises body, and the tube head be connected with described body removable seal, wherein, described body comprises the wound portion for being wound around reverse osmosis membrane group and is connected to the location division of described wound portion one end, described wound portion comprises tube wall, inner chamber is formed in described tube wall, described tube wall is provided with the several water inlets with described inner space, described location division is used for the wound portion described in location and installation when being wound around described reverse osmosis membrane group, described tube head is connected to described wound portion one end away from described location division, described tube head is provided with delivery port, described delivery port and described inner space, water enters described inner chamber by described water inlet, and discharged by described delivery port.
2. the central tube of counter-infiltration filter core as claimed in claim 1, is characterized in that, cylindrically, and the external diameter of described location division is less than the external diameter of described wound portion in described location division, and described location division is provided with locating slot away from one end of described wound portion.
3. the central tube of counter-infiltration filter core as claimed in claim 2, it is characterized in that, be also provided with sealing plate in described inner chamber, described inner chamber one end near described location division is located at by described sealing plate, for isolating described water inlet and described location division.
4. the central tube of counter-infiltration filter core as claimed in claim 1, it is characterized in that, described tube head comprises insertion section, is connected to the abutting part of one end, described insertion section, and be connected to the connecting portion of described abutting part one end, described insertion section is inserted in described wound portion by described wound portion away from one end of described location division, described wound portion is resisted against on described abutting part, and described delivery port is located on described connecting portion, and runs through described abutting part, insertion section and described inner space successively.
5. the central tube of counter-infiltration filter core as claimed in claim 4, it is characterized in that, described wound portion is provided with the accommodating cavity for accommodating described insertion section, and described insertion section cylindrically, described accommodating cavity is cylindric accommodating cavity, and the diameter of described accommodating cavity is greater than the diameter of described inner chamber.
6. the central tube of counter-infiltration filter core as claimed in claim 5, it is characterized in that, the outer wall of described connecting portion is provided with the mounting groove for installing sealing ring.
7. the central tube of counter-infiltration filter core as claimed in claim 1, it is characterized in that, the external diameter of described wound portion is 30 ~ 35 millimeters; The thickness of described tube wall is 4 ~ 6 millimeters.
8. the central tube of counter-infiltration filter core as claimed in claim 1, it is characterized in that, described tube head and described body are sealed connected together by ultrasonic bonding.
9. a counter-infiltration filter core, is characterized in that, comprises the central tube according to any one of the claims 1 to 8 and is wound in the reverse osmosis membrane group of described central tube periphery.
10. a purifier, is characterized in that, comprises counter-infiltration filter core as claimed in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520610242.2U CN204911248U (en) | 2015-08-13 | 2015-08-13 | Central tube of reverse osmosis filter element, reverse osmosis filter element and water purifying equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520610242.2U CN204911248U (en) | 2015-08-13 | 2015-08-13 | Central tube of reverse osmosis filter element, reverse osmosis filter element and water purifying equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204911248U true CN204911248U (en) | 2015-12-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520610242.2U Expired - Fee Related CN204911248U (en) | 2015-08-13 | 2015-08-13 | Central tube of reverse osmosis filter element, reverse osmosis filter element and water purifying equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204911248U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106219681A (en) * | 2016-09-29 | 2016-12-14 | 佛山市顺德区美的饮水机制造有限公司 | Reverse-osmosis membrane element, filter element and anti-penetration water purifier |
-
2015
- 2015-08-13 CN CN201520610242.2U patent/CN204911248U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106219681A (en) * | 2016-09-29 | 2016-12-14 | 佛山市顺德区美的饮水机制造有限公司 | Reverse-osmosis membrane element, filter element and anti-penetration water purifier |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20151230 Termination date: 20200813 |