CN101805039B - Large-powder ultraviolet water purification device - Google Patents
Large-powder ultraviolet water purification device Download PDFInfo
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- CN101805039B CN101805039B CN2009100461863A CN200910046186A CN101805039B CN 101805039 B CN101805039 B CN 101805039B CN 2009100461863 A CN2009100461863 A CN 2009100461863A CN 200910046186 A CN200910046186 A CN 200910046186A CN 101805039 B CN101805039 B CN 101805039B
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- purification device
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Abstract
The invention relates to a large-powder ultraviolet water purification device, at least comprising a high-power ultraviolet disrharge tube. The high-power ultraviolet discharge tube comprises a glass tube through which ultraviolet rays can penetrate, multiple electrodes with the number being more than two are respectively arranged at the two ends of a sealed glass tube, outer leads and end terminals of the multiple electrodes are connected in parallel or in series outside the glass tube and then are connected with a lighting power supply; the two ends of the discharge tube are fixed on a seal assembly, the seal assembly is composed of a cylindrical seal element, a seal ring and a pipeline which is used for penetrating the discharge tube and is fixed on a rack of the water purification device.The invention has the advantages that outer diameter of the discharge tube can be expanded when an outer sleeve is saved, so that setting of the multiple electrode can be facilitated and service life of the UV discharge tube can be lengthened; in addition, loss of short-wave ultraviolet is reduced when the outer sleeve is saved and production cost and operation cost of the water purification device can also be reduced when outer sleeve is saved.
Description
[technical field]
The present invention relates to water treatment field, especially a kind of large-powder ultraviolet water purification device.
[background technology]
Along with industrialized propelling, the situation that water pollutes is more and more serious, the living environment that the existence of the organic contamination molecule that can not effectively handle with conventional method is in a large number threatening people.In water treatment, people kill bacterium in the water with ultraviolet light source or the hazardous organic molecule of those difficult degradations innoxious are being carried out unremitting effort always.In the extensive water treatment facilities, need ultraviolet discharge tube power bassoon number few, the reliability of equipment is high, and light loss is little, and floor space is little.Because the flash-over characteristic of low-pressure mercury discharge tube and the particularity of technology, the high-power of low-pressure mercury discharge tube can not satisfy the needs of reality always.And, because the UV discharge tube is usually by the outer jacket protection of pipe, meaninglessly causing ultraviolet a large amount of loss, temperature is often very high in the outer tube, makes the luminous due intensity that do not reach again.The following short wavelength ultraviolet of 200nm is easily by GAS ABSORPTION; Dual loss through gas in the outer tube and outer tube; The short wavelength who arrives water body is very little, and this just becomes fatal shortcoming in these losses of occasion that need the short wavelength to decompose some organic molecules.
For addressing the above problem, a kind of containing invented in this case can improve the high-power water treatment facilities that single discharge tube power can save the low-pressure mercury discharge tube of outer tube again greatly.
[summary of the invention]
The objective of the invention is to overcome the deficiency of prior art, a kind of powerful hydrotreater is provided.
The objective of the invention is to realize through following technical scheme:
A kind of large-powder ultraviolet water purification device comprises high-power purple outside line discharge tube at least; It is characterized in that; The ultraviolet discharge pipe comprises the vitaglass pipe; Two end regions at sealed glass tubes respectively are provided with plural plural electrode, link to each other with the power supply of lighting a lamp after the outer lead of the plural electrode of each side is in parallel outside glass tube or connects with line end; The two ends of discharge tube are fixed on the black box, and black box is made up of cylinder seal, sealing ring and the pipeline of wearing discharge tube lead-in wire, and black box is fixed on the frame of device;
Described discharge tube is high-power round bar shape ultraviolet discharge pipe;
Described discharge tube electrode is a kind of in hot cathode type or the cold cathode type;
Described hot cathode type discharge tube comprises hot cathode and the electrode of being with filament, and hot cathode links to each other with electrode, and electrode links to each other with line end with the glass tube outer lead, is provided with luminescent substance in cold junction district or luminous zone, for example liquid mercury or amalgam;
Described cold cathode type discharge tube comprises cold negative electrode and electrode, and cold negative electrode links to each other with electrode, and electrode links to each other with line end with the wave duct outer lead, is provided with luminescent substance in cold junction district or luminous zone, for example liquid mercury or amalgam;
Light-emitting zone at discharge tube is provided with cleaning head driving mechanism and cleaning head; Described cylindrical cleaning head comprises a kind of or two kinds of combinations in the elasticity O type circle of the Teflon circle of being with opening or stainless steel filament coiling; The round mouth place is provided with sealing ring at the cleaning head two ends; Be provided with on cylindrical cleaning head top and connect introducing port soon, connect introducing port soon and link to each other with conduit; Wherein, ingress pipe is used for the outside washing agent that imports, and sealing ring is used for anti-washing agent and runs off;
Described seal comprises sealing ring and sealing tight loop; The two ends of discharge tube are cylindrical, and cylindrical end is sealed after inserting the sealing ring in the seal for the first time, is effectively sealed for the second time by screwing hermetic tight loop (both having compressed second sealing ring) back.
Usually thousands of up to a hundred the ground of water treatment middle-ultraviolet lamp lamp use, and to the requirement of ultra-violet lamp: power is big, take up an area of fewly, and system is simple and reliable; Life-span is long, reduces shutdown, maintenance and cost; More than the glass diameter 25mm, there are enough fastness to satisfy operation and cleaning in the water; The short wavelength ultraviolet loss is little.For satisfying above-mentioned requirements, adopt the notion breakthrough of plural electrode, high-power and direct contact liq mode to be:
(1) can use existing mature technology technology to break through the technical bottleneck of continuous high-power demand, power adds broad filament and strengthens, and exhaust is decomposed electric current and strengthened; Existing equipment need upgrade, and technology need constantly be groped, and the life-span that also adds broad filament because of electric current can shorten; Plural number electrode mode can overcome above-mentioned bottleneck, can improve lamp tube service life on the contrary, and an electrode is bad; Second electrode can also then work, and increased safety factor, and the large scale pipe diameter has also just satisfied the space that plural electrode is set maybe; Plural number electrode mode has also alleviated the luminance nonuniformity that is easy to generate in single electrode, the heavy-current discharge, unstable problem;
(2) common in the water treatment owing to use outer tube; The short wavelength ultraviolet loss is very big; Directly insert in the water and be everlasting between 10～30 degree because of water temperature again; To the low-power type fluorescent tube low excessively problem of environment (illumination is low, easily short life) that will occur lighting a lamp, high-power is again because of the too high reduction uitraviolet intensity of lamp hole temperature behind the encased pipe; So the positive good utilisation liquid of high-power and direct contact liq mode cools off the heat of its generation, has improved the adaptive capacity of ambient temperature, and has significantly reduced the loss of short wavelength ultraviolet.
Compared with prior art, good effect of the present invention is:
(1) the discharge tube external diameter was scalable after the present invention saved outer tube, was convenient to the setting of plural electrode, singlely made super high power type UV discharge tube, and parts, exhaust decomposition technique are with existing general;
(2) discharge tube of the present invention uses plural electrode structure, and electrode or heater current obtain shunting, the relay effect of focus dispersion and consumption of electrode, and the life-span of UV discharge tube can prolong greatly;
(3) the following short wavelength ultraviolet of 200nm is easily by GAS ABSORPTION; Dual loss through gas in the outer tube and outer tube; The short wavelength who arrives water body is very little, and this just becomes fatal shortcoming in these losses of occasion that need the short wavelength to decompose some organic molecules; In most cases utilize these very little residual light to force total cost sharply to raise, finally hindered actual application; The present invention is owing to save outer tube, and each wavelength ultraviolet ray illumination loss descends greatly, and the advantage that makes full use of of especially having given prominence to short wavelength ultraviolet is omitted production cost and operating cost that outer tube has also reduced device;
(4) the present invention is in colder liquid because discharge tube directly has liquid cools, avoided traditional need outer tube light a lamp in the illumination decrease that causes of Yin Gaowen; Owing to directly cooled off, the tube power of single discharge tube is also corresponding to be done very greatly;
(5) the present invention sets up cold junction district and high temperature amalgam can bear higher tube wall or ambient temperature, particularly handles and must can bring into play irreplaceable effect in the liquid of high-temperature process;
(6) the present invention is not owing to have outer tube, front and back needn't leave the unnecessary space of safeguarding.
(7) the present invention can be used for the sterilization of the municipal wastewater of big yield, especially is fit to the following short wavelength's of needs 200nm photooxidation water correction plant in a large number.
[description of drawings]
Fig. 1 structural representation of the present invention;
The structural representation of Fig. 2 hot cathode type discharge tube;
The structural representation of Fig. 3 cold cathode type discharge tube;
The structural representation of the seal of Fig. 4 discharge tube;
The cleaning head structure sketch map of Fig. 5 a, Fig. 5 b discharge tube;
Fig. 6 Teflon O type circle;
Fig. 7 stainless steel filament coiling elasticity O type circle.
Label in the accompanying drawing is respectively: 1, large-powder ultraviolet water purification device, 2, discharge tube, 3, seal, 4, guard tube, 5, cleaning head, 6, conduit; 7, cleaning head driving mechanism, 8, electrode, 9, hot cathode, 10, the cold junction district, 11, outer lead and line end; 12, cold negative electrode, 13, sealing ring, 14, the sealing tight loop, 15, glass tube, 16, connect introducing port soon; 17, sealing ring, 18, Teflon circle, 19, opening, 20, elasticity O type circle, 21, luminescent substance.
[embodiment]
The embodiment of a kind of large-powder ultraviolet water purification device of the present invention below is provided.
Referring to accompanying drawing 1-7, a kind of large-powder ultraviolet water purification device 1 comprises high-power purple outside line discharge tube 2 at least; Ultraviolet discharge pipe 2 two ends are provided with cold junction district 10; Comprise vitaglass pipe 15; Two end regions at sealed glass tubes 15 respectively are provided with plural plural electrode 8, and the outer lead of the plural electrode of each side is in parallel or connects outside glass tube 15 with line end 11 and then links to each other with the power supply of lighting a lamp; The two ends of discharge tube 2 are fixed on the black box, and black box is made up of cylinder seal, sealing ring and the pipeline of wearing discharge tube lead-in wire, and black box is fixed on the frame of device;
Described discharge tube 2 is high-power round bar shape ultraviolet discharge pipe;
Described discharge tube 2 electrodes are a kind of in hot cathode type or the cold cathode type;
Described hot cathode type discharge tube comprises hot cathode 9 and the electrode 8 of being with filament, and hot cathode 9 links to each other with electrode 8, and electrode 8 links to each other with line end 11 with the glass tube outer lead, in the cold junction district 10 or the luminous zone be provided with luminescent substance 21, for example liquid mercury or amalgam;
Described cold cathode type discharge tube comprises cold negative electrode 12 and electrode 8, and cold negative electrode 12 links to each other with electrode 8, and electrode 8 links to each other with line end 11 with the wave duct outer lead, in the cold junction district 10 or the luminous zone be provided with luminescent substance 21, for example liquid mercury or amalgam;
Light-emitting zone at discharge tube 2 is provided with cleaning head driving mechanism 7 and cleaning head 5; Described cylindrical cleaning head 5 comprises a kind of or two kinds of combinations in the elasticity O type circle 20 of the Teflon circle 18 of being with opening 19 or stainless steel filament coiling; The round mouth place is provided with sealing ring 17 at cleaning head 5 two ends; Be provided with on cylindrical cleaning head 5 tops and connect introducing port 16 soon, connect introducing port 16 soon and link to each other with conduit 6; Wherein, ingress pipe 6 is used for the outside washing agent that imports, and sealing ring 17 is used for anti-washing agent and runs off;
Described seal 3 comprises sealing ring 13 and sealing tight loop 14; The two ends of discharge tube are cylindrical, and sealing ring 13 backs that cylindrical end is inserted in the seal 3 are sealed for the first time, are effectively sealed for the second time by screwing hermetic tight loop 14 (both having compressed second sealing ring) back.
The above only is a preferred implementation of the present invention; Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the present invention's design; Can also make some improvement and retouching, these improvement and retouching also should be regarded as in protection scope of the present invention.
Claims (4)
1. a large-powder ultraviolet water purification device comprises high-power purple outside line discharge tube at least; Two end regions at sealed glass tubes respectively are provided with plural plural electrode, and the outer lead of plural electrode is in parallel outside glass tube with line end and then links to each other with the power supply of lighting a lamp; The two ends of discharge tube are fixed on the black box, and black box is fixed on the frame of device, it is characterized in that: the diameter >=25mm of said discharge tube, and when said device work, the direct contact liq of said discharge tube.
2. a kind of large-powder ultraviolet water purification device as claimed in claim 1 is characterized in that, black box is made up of cylinder seal, sealing ring and the pipeline of wearing discharge tube lead-in wire.
3. a kind of large-powder ultraviolet water purification device as claimed in claim 1 is characterized in that, described discharge tube electrode is a kind of in hot cathode type or the cold cathode type; Described hot cathode type discharge tube comprises hot cathode and the electrode of being with filament, and hot cathode links to each other with electrode, and electrode links to each other with line end with the glass tube outer lead; Described cold cathode type discharge tube comprises cold negative electrode and electrode, and cold negative electrode links to each other with electrode, and electrode links to each other with line end with the glass tube outer lead; In discharge tube, be provided with luminescent substance.
4. a kind of large-powder ultraviolet water purification device as claimed in claim 1 is characterized in that, is provided with cleaning head driving mechanism and cylindrical cleaning head at the light-emitting zone of discharge tube; Cylindrical cleaning head comprises a kind of or two kinds of combinations in the elasticity O type circle of the Teflon circle of being with opening or stainless steel filament coiling; The round mouth place is provided with sealing ring at cylindrical cleaning head two ends; Be provided with on cylindrical cleaning head top and connect introducing port soon, connect introducing port soon and link to each other with conduit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100461863A CN101805039B (en) | 2009-02-13 | 2009-02-13 | Large-powder ultraviolet water purification device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100461863A CN101805039B (en) | 2009-02-13 | 2009-02-13 | Large-powder ultraviolet water purification device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101805039A CN101805039A (en) | 2010-08-18 |
| CN101805039B true CN101805039B (en) | 2012-11-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100461863A Expired - Fee Related CN101805039B (en) | 2009-02-13 | 2009-02-13 | Large-powder ultraviolet water purification device |
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| CN (1) | CN101805039B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004154722A (en) * | 2002-11-08 | 2004-06-03 | Chiyoda Kohan Co Ltd | Apparatus for ultraviolet radiation |
| CN2806976Y (en) * | 2005-01-29 | 2006-08-16 | 陈大情 | Multi-electrode gas discharge lamp |
| CN2844105Y (en) * | 2005-11-18 | 2006-12-06 | 广东雪莱特光电科技股份有限公司 | Ultraviolet sterilizing light |
| CN2847521Y (en) * | 2005-06-15 | 2006-12-13 | 高鸿禧 | Cold cathode high strength quartz ultraviolet sterilizing lamp |
-
2009
- 2009-02-13 CN CN2009100461863A patent/CN101805039B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004154722A (en) * | 2002-11-08 | 2004-06-03 | Chiyoda Kohan Co Ltd | Apparatus for ultraviolet radiation |
| CN2806976Y (en) * | 2005-01-29 | 2006-08-16 | 陈大情 | Multi-electrode gas discharge lamp |
| CN2847521Y (en) * | 2005-06-15 | 2006-12-13 | 高鸿禧 | Cold cathode high strength quartz ultraviolet sterilizing lamp |
| CN2844105Y (en) * | 2005-11-18 | 2006-12-06 | 广东雪莱特光电科技股份有限公司 | Ultraviolet sterilizing light |
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| Publication number | Publication date |
|---|---|
| CN101805039A (en) | 2010-08-18 |
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Granted publication date: 20121114 Termination date: 20180213 |