CN109133261B - Ultraviolet sterilization filter based on injection structure - Google Patents
Ultraviolet sterilization filter based on injection structure Download PDFInfo
- Publication number
- CN109133261B CN109133261B CN201811265468.8A CN201811265468A CN109133261B CN 109133261 B CN109133261 B CN 109133261B CN 201811265468 A CN201811265468 A CN 201811265468A CN 109133261 B CN109133261 B CN 109133261B
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- Prior art keywords
- hole
- spray
- ultraviolet
- end cover
- mounting seat
- Prior art date
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- 230000001954 sterilising effect Effects 0.000 title claims abstract description 40
- 238000004659 sterilization and disinfection Methods 0.000 title claims abstract description 24
- 238000002347 injection Methods 0.000 title abstract description 7
- 239000007924 injection Substances 0.000 title abstract description 7
- 239000007921 spray Substances 0.000 claims abstract description 88
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 40
- 238000001914 filtration Methods 0.000 claims abstract description 12
- 238000005507 spraying Methods 0.000 claims abstract description 8
- 230000000149 penetrating effect Effects 0.000 claims abstract description 7
- 238000007789 sealing Methods 0.000 claims description 30
- 230000000694 effects Effects 0.000 abstract description 11
- 239000003595 mist Substances 0.000 abstract description 6
- 239000007788 liquid Substances 0.000 description 31
- 210000002445 nipple Anatomy 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 238000000889 atomisation Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical group [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/30—Treatment of water, waste water, or sewage by irradiation
- C02F1/32—Treatment of water, waste water, or sewage by irradiation with ultraviolet light
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Abstract
The invention discloses an ultraviolet sterilization filter based on a spraying structure, which comprises a main body pipe, a spraying end cover, a light-transmitting plate and an ultraviolet emission device, wherein the main body pipe is provided with a spray nozzle; the main body pipe is provided with a through hole, and the side surface of the main body pipe is provided with a water inlet hole penetrating through the through hole; the front and the back of the spray end cover are provided with filter holes and assembly holes which are mutually communicated; the outer side surface of the spray end cover is also provided with an annular groove, and an injection hole matched and communicated with the filtering hole is arranged in the annular groove; the spray end cover is matched, sleeved and fixed on the rear port of the through hole, and the water inlet is matched and communicated with the annular groove; the light-transmitting plate is matched and sleeved at the bottom of the assembly hole and separates the filtering hole from the assembly hole; the ultraviolet ray emitting device is installed in the assembly hole in a matching way and emits ultraviolet rays into the filtering hole through the light-transmitting plate. The invention converts water into water mist by utilizing the spray hole to enter the filter hole, thereby improving the contact area of the water irradiated by ultraviolet rays, further effectively improving the sterilization effect of the water in the filter hole and effectively improving the sterilization effect of the product.
Description
Technical Field
The invention belongs to the technical field of liquid filters, and particularly relates to an ultraviolet sterilization filter based on a spray structure.
Background
The ultraviolet filter is a liquid filter which performs sterilization treatment on liquid such as water through the sterilization function of ultraviolet rays, so that the quality of the water is improved, and the drinking water health of people is ensured. The ultraviolet sterilization device of the ultraviolet filter commonly used at present is a mercury lamp, and the ultraviolet sterilization of the LED is a novel sterilization mode in recent years, but the sterilization effect is not ideal due to the fact that the water flows fast, the transmission area of the LED is small.
The PCB (Printed Circuit Board) Chinese name printed circuit board, also called printed circuit board, is an important electronic component, is a support for electronic components, and is a carrier for electrical connection of electronic components. Because it is made by adopting electronic printing technology, it is called as "printed" circuit board, and at the same time, the printed circuit board is used as LED sterilizing lamp carrier, and is an important component of ultraviolet sterilizing lamp.
Disclosure of Invention
First, the technical problem to be solved
The invention aims to solve the technical problem of providing an ultraviolet sterilization filter which converts liquid into mist through a spraying structure to increase the area irradiated by ultraviolet rays and slow down water flow to increase the ultraviolet irradiation time so as to improve the sterilization effect.
(II) technical scheme
In order to solve the technical problems, the invention provides an ultraviolet sterilization filter based on an injection structure, which comprises a main body pipe, a spray end cover, a light-transmitting plate and an ultraviolet emission device; the middle of the main body pipe is provided with a through hole which is penetrated from front to back, and the side surface of the rear end of the main body pipe is provided with a water inlet hole which penetrates through the through hole; the outer diameter of the spray end cover is matched with the inner diameter of the through hole, the front end of the spray end cover is provided with a filter hole coaxial with the spray end cover, and the rear end of the spray end cover is provided with an assembly hole coaxial with the spray end cover and penetrating through the filter hole; the aperture of the assembly hole is larger than that of the filter hole, and the aperture of the assembly hole is matched with the outer diameter of the light-transmitting plate; the outer side surface of the spray end cover is also provided with an annular groove coaxial with the spray end cover, and at least one spray hole matched and communicated with the filtering hole is arranged in the annular groove;
the spray end cover is matched, sleeved and fixed at the rear port of the through hole of the main body pipe, and the water inlet hole is matched and communicated with the annular groove of the spray end cover; the light-transmitting plate is matched and sleeved at the bottom of the assembly hole and separates the filtering hole from the assembly hole; the ultraviolet ray emitting device is installed in the assembly hole in a matching way and emits ultraviolet rays into the filtering hole through the light-transmitting plate.
The ultraviolet ray transmitting device comprises an ultraviolet ray mounting seat, an ultraviolet lamp, a lamp holder PCB, positive and negative electrode wires, a ballast PCB and a power line; the outer side of the front end of the ultraviolet mounting seat is provided with a threaded section, and the opening end of the assembly hole is provided with a threaded hole matched with the threaded section; the front end of the ultraviolet mounting seat is provided with a lamp holder mounting hole, the rear end of the ultraviolet mounting seat is provided with a ballast mounting hole, and the middle of the ultraviolet mounting seat is also provided with a circuit hole penetrating through the lamp holder mounting hole and the ballast mounting hole;
the ultraviolet lamp is connected to the lamp holder PCB in a matching way, and the lamp holder PCB is installed in a lamp holder installation hole of the ultraviolet installation seat in a matching way; the ballast PCB is arranged in the ballast mounting hole of the ultraviolet mounting seat in a matching way and is connected with the lamp holder PCB in a matching way through the positive and negative lines passing through the line holes, and the ballast PCB is connected with the power line in a matching way; the ultraviolet mounting seat is fixedly connected in the assembly hole through threaded connection between the threaded section and the threaded hole, and the irradiation direction of the ultraviolet lamp is opposite to the light-transmitting plate.
The ultraviolet emission device further comprises a cover plate, and a threading hole matched with the power line is formed in the middle of the cover plate; the cover plate is fixedly connected to the rear end of the ultraviolet mounting seat through a screw and covers the ballast mounting hole, and the power line penetrates out of the threading hole of the cover plate.
The front end of the ultraviolet mounting seat is provided with a sealing ring groove surrounding the lamp holder mounting hole, the sealing ring groove is provided with a sealing ring matched with the sealing ring groove, and the sealing ring acts between the light-transmitting plate and the front end face of the ultraviolet mounting seat.
The tail end of the thread section on the ultraviolet mounting seat is provided with a positioning step surface matched with the rear end surface of the spray end cover.
The number of the spray holes is at least two, and all the spray holes are uniformly distributed in the annular groove in a circular array by taking the axial lead of the spray end cover as the axis.
The outer side face of the spray end cover is also provided with an annular sealing groove coaxial with the spray end cover, the annular sealing groove is positioned at the front end of the annular groove, an O-shaped sealing ring is arranged on the annular sealing groove in a matching mode, and the O-shaped sealing ring acts between the outer side of the spray end cover and the inner wall of the through hole of the main body pipe.
Wherein, the outside of the rear end of the spray end cover is provided with an annular step coaxial with the spray end cover.
Wherein, be provided with a quick-operation joint on the inlet port.
Wherein, the front end of main part pipe is fixed to be provided with the front opening's that covers the through-hole top cap, and a play water hole has been seted up to the centre of this top cap, and this play water hole department fixed connection goes out a water nipple.
(III) beneficial effects
Compared with the prior art, the invention adopts the structure of the injection hole, and can convert the liquid such as water in the annular groove into mist and enter the filtering hole, thereby effectively increasing the contact area of the liquid, further increasing the area of the liquid irradiated by the ultraviolet rays in the filtering hole, and improving the sterilization effect of the ultraviolet rays on the liquid; meanwhile, the atomization can slow down the water flow speed, so that the time of ultraviolet irradiation is increased, and the sterilization effect of ultraviolet on liquid is further improved; the vaporific liquid can enhance the scattering and reflecting effects on ultraviolet rays, so that the area of the liquid irradiated by the ultraviolet rays is further increased, the sterilizing effect on the liquid in the filtering holes is further greatly enhanced, and the quality of the liquid treated by the filter is improved.
Drawings
Fig. 1 is a schematic exploded view of the structure of the ultraviolet sterilizing filter based on the spray structure of the present invention.
Fig. 2 is a schematic cross-sectional view of the structure of the ultraviolet sterilizing filter based on the spray structure of the present invention.
Fig. 3 is a schematic cross-sectional view showing a partial structure of the ultraviolet sterilizing filter based on the spray structure of the present invention.
Reference numerals illustrate: 1. a main body tube; 2. a spray end cap; 3. a light-transmitting plate; 4. an ultraviolet ray emitting device; 11. a through hole; 12. a water inlet hole; 13. a quick connector; 14. a top cover; 21. a filter hole; 22. A fitting hole; 23. an annular groove; 24. an injection hole; 25. an annular seal groove; 26. an O-shaped sealing ring; 27. an annular step; 41. an ultraviolet mounting seat; 42. an ultraviolet lamp; 43. a lamp socket PCB; 44. Positive and negative lines; 45. a ballast PCB; 46. a power line; 47. a cover plate; 141. a water outlet hole; 142. a water outlet inner joint; 211. a horn mouth; 221. a threaded hole; 411. a threaded section; 412. a lamp socket mounting hole; 413. a ballast mounting hole; 414. a line hole; 415. sealing ring grooves; 416. a seal ring; 417. positioning the step surface; 471. a threading hole; 472. and (5) a screw.
Detailed Description
The following describes in further detail the embodiments of the present invention with reference to the drawings and examples. The following examples are illustrative of the invention but are not intended to limit the scope of the invention.
The structure of the ultraviolet sterilization filter based on the spraying structure is shown in fig. 1, 2 and 3, and the ultraviolet sterilization filter based on the spraying structure comprises a main body pipe 1, a spraying end cover 2, a light-transmitting plate 3 and an ultraviolet emission device 4; a through hole 11 which penetrates through the middle of the main body pipe 1 from front to back is arranged, and a water inlet hole 12 which penetrates through the through hole 11 is arranged on the side surface of the rear end of the main body pipe 1; the outer diameter of the spray end cover 2 is matched with the inner diameter of the through hole 11, the front end of the spray end cover 2 is provided with a filter hole 21 coaxial with the spray end cover, and the rear end of the spray end cover 2 is provided with an assembly hole 22 coaxial with the spray end cover and penetrating through the filter hole 21; the aperture of the assembly hole 22 is larger than that of the filter hole 21, and the aperture of the assembly hole 22 is matched with the outer diameter of the light-transmitting plate 3; the outer side surface of the spray end cover 2 is also provided with an annular groove 23 coaxial with the spray end cover, and at least one spray hole 24 matched and communicated with the filter hole 21 is arranged in the annular groove 23;
the spray end cover 2 is matched, sleeved and fixed at the rear port of the through hole 11 of the main body pipe 1, and the water inlet hole 12 is matched and communicated with the annular groove 23 of the spray end cover 2; the light-transmitting plate 3 is matched and sleeved at the bottom of the assembly hole 22 and separates the filter hole 21 from the assembly hole 22; the ultraviolet ray emitting means 4 is fitted in the fitting hole 22 and emits ultraviolet rays into the filter hole 21 through the light-transmitting plate 3.
By adopting the structure, the water and other liquids in the annular groove can be converted into mist by the spray hole and enter the filter hole, so that the contact area of the liquid is effectively increased, the area of the liquid irradiated by ultraviolet rays in the filter hole is limited and the sterilization effect of the ultraviolet rays on the liquid is improved; meanwhile, the atomization can slow down the water flow speed, so that the time of ultraviolet irradiation is increased, and the sterilization effect of ultraviolet on liquid is further improved; the vaporific liquid can enhance the scattering and reflecting effects on ultraviolet rays, so that the area of the liquid irradiated by the ultraviolet rays is further increased, the sterilizing effect on the liquid in the filtering holes is further greatly enhanced, and the quality of the liquid treated by the filter is improved.
As shown in fig. 1, 2 and 3, in the present embodiment, the ultraviolet light emitting apparatus 4 includes an ultraviolet light mounting seat 41, an ultraviolet lamp 42, a lamp socket PCB43, a positive electrode line 44, a ballast PCB45 and a power line 46; the outer side of the front end of the ultraviolet mounting seat 41 is provided with a threaded section 411, and the opening end of the assembly hole 22 is provided with a threaded hole 221 matched with the threaded section 411; the front end of the ultraviolet mounting seat 41 is provided with a lamp holder mounting hole 412, the rear end of the ultraviolet mounting seat 41 is provided with a ballast mounting hole 413, and the middle of the ultraviolet mounting seat 41 is also provided with a circuit hole 414 which penetrates through the lamp holder mounting hole 412 and the ballast mounting hole 413; the ultraviolet lamp 42 is connected to the lamp holder PCB43 in a matching way, and the lamp holder PCB43 is arranged in the lamp holder mounting hole 412 of the ultraviolet mounting seat 41 in a matching way; the ballast PCB45 is arranged in the ballast mounting hole 413 of the ultraviolet mounting seat 41 in a matching way and is connected with the lamp holder PCB43 in a matching way through the line hole 414 by the positive and negative lines 44, and the ballast PCB45 is connected with the power line 46 in a matching way; the ultraviolet mounting seat 41 is fixedly connected in the assembly hole 22 through the threaded connection between the threaded section 411 and the threaded hole 221, and the irradiation direction of the ultraviolet lamp 42 is opposite to the light-transmitting plate 3. The ultraviolet emission device is fixed on the spraying end cover by adopting the thread structure, so that the structure is simple, and the disassembly, the assembly and the replacement are convenient; the screw structure may be replaced by other fastening structures. In addition, the light-transmitting plate 3 may be made of quartz glass.
As shown in fig. 1 and 3, in the present embodiment, the ultraviolet light emitting apparatus 4 further includes a cover plate 47, and a threading hole 471 matched with the power cord 46 is provided in the middle of the cover plate 47; the cover plate 47 is fixedly connected to the rear end of the ultraviolet mounting seat 41 by a screw 472 and covers the ballast mounting hole 413, and the power cord 46 is penetrated from a threading hole 471 of the cover plate 47. The invention protects the ballast PCB through the cover plate, avoids the corrosion and short circuit of the ballast PCB and also avoids the possibility of electric leakage.
As shown in fig. 1 and 3, in the present embodiment, a sealing ring groove 415 surrounding the lamp socket mounting hole 412 is formed at the front end of the ultraviolet mounting seat 41, and a sealing ring 416 matching with the sealing ring groove 415 is disposed on the sealing ring groove 415, and the sealing ring 416 acts between the light transmitting plate 3 and the front end surface of the ultraviolet mounting seat 41. The sealing ring 416 provided by the invention can play a role in sealing and protecting the inside of the ultraviolet mounting seat 41, and prevent the liquid in the filter hole 21 from penetrating from the light-transmitting plate 3 to damage electronic elements emitting ultraviolet rays.
As shown in fig. 1, in this embodiment, a positioning step surface 417 that matches with the rear end surface of the spray end cap 2 is provided on the end of the threaded section 411 of the ultraviolet mounting seat 41, so as to perform a positioning function for mounting the ultraviolet mounting seat 41 in place.
In this embodiment, at least two spray holes 24 are provided, and all the spray holes 24 are uniformly distributed in the annular groove 23 in a circular array with the axis of the spray end cover 2 as the axis, so that the liquid in the annular groove 23 can be uniformly sprayed into the filter holes 21 through the spray holes 24, and the mist liquid in the filter holes 21 can be uniformly distributed. Wherein the number of injection holes 14 is four.
As shown in fig. 1 and 3, in this embodiment, the outer side surface of the spray end cover 2 is further provided with an annular seal groove 25 coaxial with the spray end cover, the annular seal groove 25 is located at the front end of the annular groove 23, an O-ring 26 is disposed on the annular seal groove 25 in a matching manner, and the O-ring 26 acts between the outer side of the spray end cover 2 and the inner wall of the through hole 11 of the main body pipe 1. The invention is provided with the O-shaped sealing ring 26, so that the liquid which enters the water inlet hole 12 and is not sterilized can be prevented from directly leaking into the through hole 11 through the assembly gap between the through hole 11 and the spray end cover 2, thereby reducing the sterilization effect.
As shown in fig. 1, 2 and 3, in this embodiment, an annular step 27 coaxial with the rear end of the spray end cap 2 is provided on the outer side of the rear end, and this structure can play a role in positioning during assembly, so that the spray end cap 2 can be mounted in place by the annular step 27. Wherein, the spray end cap 2 can be fixedly connected by welding after being installed in place at the main body tube 1, such as argon arc welding; in addition, the spray end cap 2 and the main body tube 1 can be fixedly connected through a detachable threaded connection or a clamping structure.
As shown in fig. 1, 2 and 3, in this embodiment, a quick connector 13 is disposed on the water inlet 12, and quick connection between the quick connector 13 and the water inlet pipe can be achieved through threads or quick insertion.
As shown in fig. 1 and 2, in the present embodiment, a top cover 14 covering the front opening of the through hole 11 is fixedly disposed at the front end of the main body pipe 1, a water outlet hole 141 is formed in the middle of the top cover 14, and a water outlet nipple 142 is fixedly connected to the water outlet hole 141. By adopting the structure, the invention can be connected with the liquid output pipeline quickly, so that the connection and replacement of the product are convenient to use. The structures can be fixedly connected through welding, so that the structure is firm and sealed without leakage; or may be integrally formed.
As shown in fig. 3, in the present embodiment, the front end of the filter hole 11 is provided with a flare 111 having a large outside and a small inside.
When the product is used, liquid such as water is accessed from the quick connector 13 and enters the annular groove 23 of the spray end cover 2 through the water inlet 12; secondly, the liquid in the annular groove 23 is converted into water mist through the spray hole 24 under the action of hydraulic pressure and enters the filter hole 21 of the spray end cover 2; the ultraviolet lamp 42 emits ultraviolet rays to be irradiated into the filter hole 21 of the spray end cap 2 through the light-transmitting plate 3; then, the ultraviolet rays in the filter holes 21 are sufficiently sterilized in the process of continuously refracting, scattering and reflecting the atomized liquid; finally, the sterilized liquid is discharged through the water outlet nipple 142 at the front end of the through hole 11.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present invention, and these modifications and variations should also be regarded as the scope of the invention.
Claims (10)
1. An ultraviolet sterilization filter based on spray structure, its characterized in that: the ultraviolet sterilization filter based on the spraying structure comprises a main body pipe (1), a spray end cover (2), a light-transmitting plate (3) and an ultraviolet emission device (4); a through hole (11) which is communicated with the front and the back is arranged in the middle of the main body pipe (1), and a water inlet hole (12) which is communicated with the through hole (11) is arranged on the side surface of the rear end of the main body pipe (1); the outer diameter of the spray end cover (2) is matched with the inner diameter of the through hole (11), the front end of the spray end cover (2) is provided with a filter hole (21) coaxial with the spray end cover, and the rear end of the spray end cover (2) is provided with an assembly hole (22) coaxial with the spray end cover and penetrating the filter hole (21); the aperture of the assembly hole (22) is larger than that of the filter hole (21), and the aperture of the assembly hole (22) is matched with the outer diameter of the light-transmitting plate (3); the outer side surface of the spray end cover (2) is also provided with an annular groove (23) coaxial with the spray end cover, and at least one spray hole (24) matched and communicated with the filter hole (21) is arranged in the annular groove (23);
the spray end cover (2) is sleeved and fixed at the rear end opening of the through hole (11) of the main body pipe (1) in a matching way, and the water inlet hole (12) is communicated with the annular groove (23) of the spray end cover (2) in a matching way; the light-transmitting plate (3) is matched and sleeved at the bottom of the assembly hole (22) and separates the filtering hole (21) from the assembly hole (22); the ultraviolet ray emitting device (4) is installed in the assembly hole (22) in a matching way and emits ultraviolet rays into the filtering hole (21) through the light-transmitting plate (3).
2. The spray-based ultraviolet sterilizing filter according to claim 1, wherein: the ultraviolet ray transmitting device (4) comprises an ultraviolet ray mounting seat (41), an ultraviolet lamp (42), a lamp holder PCB (43), positive and negative electrode wires (44), a ballast PCB (45) and a power supply wire (46); a threaded section (411) is arranged on the outer side of the front end of the ultraviolet mounting seat (41), and the opening end of the assembly hole (22) is provided with a threaded hole (221) matched with the threaded section (411); a lamp holder mounting hole (412) is formed in the front end of the ultraviolet mounting seat (41), a ballast mounting hole (413) is formed in the rear end of the ultraviolet mounting seat (41), and a circuit hole (414) penetrating through the lamp holder mounting hole (412) and the ballast mounting hole (413) is formed in the middle of the ultraviolet mounting seat (41);
the ultraviolet lamp (42) is connected to the lamp holder PCB (43) in a matching way, and the lamp holder PCB (43) is arranged in a lamp holder mounting hole (412) of the ultraviolet mounting seat (41) in a matching way; the ballast PCB (45) is arranged in the ballast mounting hole (413) of the ultraviolet mounting seat (41) in a matching way and is connected with the lamp holder PCB (43) in a matching way through the positive and negative electrode wires (44) and the line hole (414), and the ballast PCB (45) is connected with the power line (46) in a matching way; the ultraviolet mounting seat (41) is fixedly connected in the assembly hole (22) through threaded connection between the threaded section (411) and the threaded hole (221), and the irradiation direction of the ultraviolet lamp (42) is opposite to the light-transmitting plate (3).
3. The spray-based ultraviolet sterilizing filter according to claim 2, wherein: the ultraviolet emission device (4) further comprises a cover plate (47), and a threading hole (471) matched with the power line (46) is formed in the middle of the cover plate (47); the cover plate (47) is fixedly connected to the rear end of the ultraviolet mounting seat (41) through a screw (472) and covers the ballast mounting hole (413), and the power line (46) penetrates out of the threading hole (471) of the cover plate (47).
4. The spray-based ultraviolet sterilizing filter according to claim 2, wherein: the front end of the ultraviolet mounting seat (41) is provided with a sealing ring groove (415) surrounding the lamp holder mounting hole (412), the sealing ring groove (415) is provided with a sealing ring (416) matched with the sealing ring groove, and the sealing ring (416) acts between the light-transmitting plate (3) and the front end face of the ultraviolet mounting seat (41).
5. The spray-based ultraviolet sterilizing filter according to claim 2, wherein: the tail end of the thread section (411) on the ultraviolet mounting seat (41) is provided with a positioning step surface (417) matched with the rear end surface of the spray end cover (2).
6. The spray-based ultraviolet sterilizing filter according to claim 1, wherein: at least two spray holes (24) are arranged, and all the spray holes (24) are uniformly distributed in the annular groove (23) in a circular array by taking the axial lead of the spray end cover (2) as the axis.
7. The spray-based ultraviolet sterilizing filter according to claim 1, wherein: the outer side surface of the spray end cover (2) is also provided with an annular sealing groove (25) coaxial with the spray end cover, the annular sealing groove (25) is positioned at the front end of the annular groove (23), an O-shaped sealing ring (26) is arranged on the annular sealing groove (25) in a matching mode, and the O-shaped sealing ring (26) acts between the outer side of the spray end cover (2) and the inner wall of the through hole (11) of the main body pipe (1).
8. The spray-based ultraviolet sterilizing filter according to claim 1, wherein: an annular step (27) coaxial with the spray end cover (2) is arranged on the outer side of the rear end of the spray end cover.
9. The spray-based ultraviolet sterilizing filter according to claim 1, wherein: the water inlet hole (12) is provided with a quick connector (13).
10. The spray-based ultraviolet sterilizing filter according to claim 1, wherein: the front end of the main body pipe (1) is fixedly provided with a top cover (14) covering the front opening of the through hole (11), a water outlet hole (141) is formed in the middle of the top cover (14), and a water outlet inner joint (142) is fixedly connected to the water outlet hole (141).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811265468.8A CN109133261B (en) | 2018-10-29 | 2018-10-29 | Ultraviolet sterilization filter based on injection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811265468.8A CN109133261B (en) | 2018-10-29 | 2018-10-29 | Ultraviolet sterilization filter based on injection structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109133261A CN109133261A (en) | 2019-01-04 |
| CN109133261B true CN109133261B (en) | 2023-08-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811265468.8A Active CN109133261B (en) | 2018-10-29 | 2018-10-29 | Ultraviolet sterilization filter based on injection structure |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110372065B (en) * | 2019-07-08 | 2024-01-30 | 江苏威仕盾环保科技有限公司 | Lamp holder in ultraviolet sterilizing tap with water inlet end |
| CN111829073B (en) * | 2020-06-18 | 2021-07-23 | 宁波奥克斯电气股份有限公司 | Ultraviolet sterilization device and method and air conditioner |
| CN113860604B (en) * | 2021-10-19 | 2023-10-03 | 浙江南方智慧水务有限公司 | Terminal sterilizing equipment of secondary water supply |
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| JP2017164713A (en) * | 2016-03-17 | 2017-09-21 | 旭化成株式会社 | Ultraviolet irradiation module |
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