CN214426153U

CN214426153U - Cylindricality air purifier that disinfects

Info

Publication number: CN214426153U
Application number: CN202023087414.2U
Authority: CN
Inventors: 胡海荣; 肖樟斌
Original assignee: Ningbo Zhekai Electrical Appliance Co ltd
Current assignee: Ningbo Zhekai Electrical Appliance Co ltd
Priority date: 2020-12-21
Filing date: 2020-12-21
Publication date: 2021-10-19
Anticipated expiration: 2030-12-21

Abstract

The utility model provides a cylindricality air purifier that disinfects, including the shell and set up the ultraviolet fluorescent tube in the shell, wind wheel and motor, be equipped with double-deck quartz capsule subassembly in the shell, the ultraviolet fluorescent tube wears to put in the inlayer quartz capsule, be equipped with the filter outside the outer quartz capsule, be equipped with the fresh air inlet on the shell, filter and outer quartz capsule, form the disinfection inlet air duct of S-shaped cross-section between outer quartz capsule and the inlayer quartz capsule, during the disinfection, the air gets into the shell from the fresh air inlet, filter the cavity that gets into between outer quartz capsule and the filter through the filter and disinfect, then turn back the cavity that gets into between outer quartz capsule and the inlayer quartz capsule from the upper end of outer quartz capsule, turn back the cavity that gets into between inlayer quartz capsule and the ultraviolet fluorescent tube from the lower extreme of inlayer quartz capsule again, discharge from the exhaust vent of shell upside at last. The utility model discloses the structure is reasonable compacter more, and the efficiency of disinfecting is higher, can circulate more effectively and disinfect, and the installation is dismantled conveniently simultaneously.

Description

Cylindricality air purifier that disinfects

Technical Field

The utility model relates to an air purifier technique, concretely relates to cylindricality air purifier that disinfects.

Background

An air purifier is also called as an air cleaner, an air freshener and a purifier, and is a product capable of adsorbing, decomposing or converting various air pollutants (generally including PM2.5, dust, pollen, peculiar smell, formaldehyde and other decoration pollutants, bacteria, allergens and the like) and effectively improving the air cleanliness. With the rapid development of modern industrial technologies, air pollution is more and more serious, and more families use air purifiers. In the existing air purifier, ultraviolet sterilization is a common technical means, and at present, many air purifiers are provided with ultraviolet lamp tubes, but many ultraviolet lamp tubes are only placed statically, have no air circulation and can be used for repeated sterilization, and the sterilization efficiency is low due to the unreasonable design of an air channel. On the basis of an ultraviolet lamp with the same UVC wavelength, the sterilization efficiency is in direct proportion to the irradiation power and the irradiation time of ultraviolet rays; the closer to the uv lamp, the higher the irradiation power.

Through looking up, chinese patent "an ultraviolet air purifier" that current application number is CN201520143200.2, including the casing, the below of casing is equipped with the air inlet, and the top is equipped with the gas outlet, be equipped with ultraviolet ray LED fluorescent tube in the casing, air inlet department is equipped with the suction fan, gas outlet department is equipped with the filter screen, be equipped with on the casing and shine the mouth, it has transparent plastic to shine mouthful to cover, the inside battery that is equipped with of casing, battery and LED fluorescent tube electricity are connected, casing one side lateral wall is equipped with articulated light, and this light is connected with the battery electricity, purifies the air through the LED ultraviolet lamp. The air purifier uses ultraviolet rays to sterilize air entering the air purifier, but after the air enters the pipeline, the stroke from the air inlet to the air outlet is short, so that the irradiation time of the ultraviolet rays on the air in the pipeline is not enough, the sterilization effect is not ideal,

chinese patent "an ultraviolet ray high efficiency air purifier that disinfects" that patent number is CN201920744905.8 in addition, including casing, air duct and the ultraviolet device of setting in the casing, be equipped with air intake and air outlet on the casing, air duct intercommunication air intake and air outlet, the air duct makes a round trip the folding form with the multilayer and sets up in the casing, ultraviolet device is used for shining the sterilization to the gas in the air duct. The air duct is bent, so that the irradiation time of ultraviolet rays to air in a pipeline can be prolonged, and the sterilization effect is improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a cylindricality air purifier that disinfects that compact, the efficiency of disinfecting is higher reasonable more is provided to foretell technical current situation.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: the utility model provides a cylindricality air purifier that disinfects, includes the shell and sets up ultraviolet fluorescent tube, wind wheel and the motor in the shell, its characterized in that: the ultraviolet lamp tube is characterized in that a double-layer quartz tube assembly is arranged in the shell and comprises an inner quartz tube layer and an outer quartz tube layer which are coaxially arranged and have different sizes, the ultraviolet lamp tube penetrates through the inner quartz tube layer, a cylindrical filter is arranged outside the outer quartz tube layer, an air inlet hole is formed in the shell, the filter and the outer quartz tube layer form a sterilization air inlet channel with an S-shaped cross section with the inner quartz tube layer, air enters the shell from the air inlet hole during sterilization, is filtered by the filter and enters a cavity between the outer quartz tube layer and the filter for sterilization, then returns from the upper end of the outer quartz tube layer to enter a cavity between the outer quartz tube layer and the inner quartz tube layer, returns from the lower end of the inner quartz tube layer to enter a cavity between the inner quartz tube layer and the ultraviolet lamp tube layer, and finally is discharged from an air outlet hole on the upper side of the shell.

As the improvement, the shell is cylindrical tubular structure, and the fresh air inlet is a plurality of, lays on the lower part of shell is global, and double-deck quartz capsule subassembly still includes the support frame that is used for fixed quartz capsule and filter, and the filter is the HEPA filter, covers on the inner wall of filter and has the one deck photocatalyst filter screen.

Improve again, the support frame includes supporting seat and under bracing seat, goes up supporting seat and under bracing seat and is circular, goes up the diameter of supporting seat and is greater than the diameter of under bracing seat, and the diameter of under bracing seat is greater than the external diameter of outer quartz capsule, goes up to support between supporting seat and the under bracing seat and has a plurality of support columns, and the length of outer quartz capsule and inlayer quartz capsule can be unanimous or inconsistent, and the length of ultraviolet fluorescent tube is not less than the length of quartz capsule, and the length of support column is greater than the length of quartz capsule and ultraviolet fluorescent tube.

Furthermore, a round hole for the ultraviolet lamp tube to penetrate is formed in the middle of the upper support seat, a circular positioning groove for the upper end of the inner-layer quartz tube to be inserted and positioned is formed in the lower end face of the upper support seat around the round hole, positioning pins which are abutted against the lower end of the inner-layer quartz tube to be positioned are correspondingly arranged in the upper end face of the lower support seat, an annular groove for the lower end of the outer-layer quartz tube to be inserted and positioned is formed in the upper end face of the lower support seat in an annular direction at intervals, clamping pins which are abutted against and positioned against the upper end of the outer-layer quartz tube are correspondingly arranged in the lower end face of the upper support seat, a gap for air to flow is formed between the upper end of the outer-layer quartz tube and the upper support seat, and a gap for air to flow is formed between the lower end of the inner-layer quartz tube and the lower support seat.

And furthermore, the lower end surface of the upper supporting seat and the upper end surface of the lower supporting seat are respectively provided with positioning insertion holes for inserting and positioning the supporting columns at intervals in the annular direction, and the supporting columns are supported between the upper supporting seat and the lower supporting seat at intervals in the annular direction and are matched with the outer wall of the outer-layer quartz tube for supporting.

Still further, the support column is 3 ~ 5 of the even interval of hoop, and the location foot of lower support seat up end and the card foot of the lower terminal surface of upper support seat are 3 ~ 5 of the even interval of hoop.

Furthermore, the upper supporting seat is formed with a circular edge which is turned over downwards, the upper end of the cylindrical filter is arranged in the circular edge and is abutted against the lower end face of the upper supporting seat, the lower end of the filter is abutted against the bottom of the shell, and the upper end of the upper supporting seat is provided with a mounting seat which is abutted against the inner wall of the shell and is used for mounting the ultraviolet lamp tube.

Furthermore, the mounting seat is a circular plate, a hollowed boss protruding upwards is formed in the middle of the circular plate, the upper end of the ultraviolet lamp tube is mounted on the lamp holder, a plurality of protruding positioning columns are arranged at the upper end of the lamp holder, and positioning holes for the positioning columns to be inserted are formed in the lower end face of the hollowed boss.

And furthermore, a circular groove for inserting the rotating shaft of the wind wheel is formed in the upper end face of the hollowed-out boss, and the motor is arranged above the wind wheel and fixed in the lower side space of the top of the upper cover through a motor fixing frame.

And finally, the shell is formed by oppositely closing and clamping a left half shell and a right half shell, an upper cover is arranged at the upper end of the shell in an oppositely closing and clamping cover, and an air outlet hole is distributed in the upper cover.

Compared with the prior art, the utility model has the advantages of: a double-layer quartz tube component is arranged in the shell, the inner side and the outer side of the double-layer quartz tube component are coaxially arranged, and ultraviolet rays can penetrate through the double-layer quartz tube component, so that a sterilization channel with an S-shaped section is formed, the air flow distance is effectively prolonged, and the sterilization time is prolonged; an HEPA filter is arranged outside the double-layer quartz tube component, so that air is filtered by the peripheral HEPA filter before entering the quartz tube, and a photocatalyst filter screen is covered on the inner layer of the HEPA filter to effectively assist in sterilization; the air circulates along the length direction of the ultraviolet lamp tube and is relatively close to the ultraviolet lamp tube, so that the effective sterilization time is long, and the irradiation power is high. The utility model discloses compact rational in infrastructure, the efficiency of disinfecting is high, can circulate more effectively and disinfect, and the installation is dismantled conveniently simultaneously.

Drawings

FIG. 1 is a view of the structure of the external appearance of the embodiment of the present invention;

FIG. 2 is a top view of FIG. 1;

FIG. 3 is a longitudinal cross-sectional view of FIG. 1;

fig. 4 is a schematic structural view of a double-layer quartz tube assembly according to the present invention;

FIG. 5 is a longitudinal cross-sectional view of FIG. 4;

FIG. 6 is a transverse cross-sectional view of FIG. 4;

FIG. 7 is an exploded view of FIG. 4;

fig. 8 is an exploded view of an embodiment of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

As shown in fig. 1 to 8, a cylindrical sterilizing air purifier comprises a housing 1, an ultraviolet lamp tube 9, a double-layer quartz tube assembly 3, a filter 4, a wind wheel 6 and a motor 5, wherein the ultraviolet lamp tube 9, the double-layer quartz tube assembly 3, the filter 4, the wind wheel 6 and the motor 5 are arranged in the housing 1, the housing 1 is formed into a cylindrical barrel-shaped structure by oppositely clamping a left half housing 11 and a right half housing 12, an upper cover 2 is covered on the upper end of the housing 1 in an oppositely clamped manner, a plurality of air outlet holes 21 are distributed on the upper cover 2, and a plurality of air inlet holes 13 are distributed on the circumferential surface of the lower part of the housing 1. The double-layered quartz tube assembly 3 includes inner and outer two-

layered quartz tubes

31 and 32 of different diameters, which are coaxially disposed, but is not limited to a cylindrical quartz tube, and may be various polygonal or elliptical quartz tubes of different sizes. The ultraviolet lamp tube 9 is arranged in the inner quartz tube 31 in a penetrating way, the filter 4 is a cylindrical HEPA filter, of course, the filter is not limited to a cylindrical filter, but may be various polygonal or elliptical filters, the filter 4 is disposed outside the outer quartz tube 32, the inner wall of the filter 4 is covered with a layer of photocatalyst filter screen, a sterilization air inlet channel with S-shaped section is formed between the filter 4 and the outer quartz tube 32, and between the outer quartz tube 32 and the inner quartz tube 31, when sterilizing, air enters the shell 1 from the air inlet holes 14, is filtered by the filter 4 and enters the cavity between the outer quartz tube 32 and the filter 4 for sterilization, then the quartz tube is folded back from the upper end of the outer quartz tube 32 to enter the cavity between the outer quartz tube 32 and the inner quartz tube 31, and then the quartz tube is folded back from the lower end of the inner quartz tube 31 to enter the cavity between the inner quartz tube 31 and the ultraviolet lamp tube 9, and finally the quartz tube is discharged from the air outlet 21 at the upper side of the shell 1.

The concrete structure is as follows: the double-layer quartz tube assembly 3 further comprises a support frame for fixing the inner and outer two-

layer quartz tubes

31 and 32 and the filter 4, the support frame comprises an upper support seat 33 and a lower support seat 34, the upper support seat 33 and the lower support seat 34 are circular, the diameter of the upper support seat 33 is larger than that of the lower support seat 34, the diameter of the lower support seat 34 is larger than the outer diameter of the outer quartz tube 32, four support columns 35 are supported between the upper support seat 33 and the lower support seat 34, the support columns 35 are metal tubes, the length of the support columns 35 is larger than that of the inner and outer two-

layer quartz tubes

31 and 32 and the ultraviolet lamp tube 9, the lengths of the outer quartz tube 32 and the inner quartz tube 31 are consistent or inconsistent, and the ultraviolet lamp tube 9 is not smaller than that of the outer quartz tube 32 and the inner quartz tube 31 as required.

The middle part of the upper supporting seat 33 is provided with a round hole 330 for the ultraviolet lamp tube 9 to penetrate through, the lower end surface of the upper supporting seat 33 is provided with a circular positioning groove 331 for inserting and positioning the upper end of the inner layer quartz tube 31 around the round hole 330, the upper end surface of the lower supporting seat 34 is convexly provided with positioning pins 341 for abutting against and positioning the lower end of the inner layer quartz tube 31, the positioning pins 341 are four in annular uniform interval, the upper end of the inner layer quartz tube 31 is inserted in the positioning groove 331, the lower end of the inner layer quartz tube 31 abuts against and positions the positioning pins 341, and a gap for air flowing is arranged between the lower end of the inner layer quartz tube 31 and the lower supporting seat 34. An annular groove 342 for inserting and positioning the lower end of the outer-layer quartz tube 32 is formed in the upper end face of the lower support seat 34 at intervals in the annular direction, the lower end face of the upper support seat 33 is correspondingly provided with four clamping feet 332 for abutting and positioning the upper end of the outer-layer quartz tube 32, the clamping feet 332 are four circumferentially and uniformly spaced, the lower end of the outer-layer quartz tube 32 is inserted into the annular groove 342, the upper end of the outer-layer quartz tube 32 is abutted and positioned with the clamping feet 332, and a gap for air flowing is formed between the upper end of the outer-layer quartz tube 32 and the upper support seat 33. The lower end face of the upper supporting seat 33 and the upper end face of the lower supporting seat 34 are respectively provided with

positioning insertion holes

333 and 343 for inserting and positioning the supporting column 35 at intervals in the annular direction, and the supporting column 35 is supported between the upper supporting seat 333 and the lower supporting seat 343 at intervals in the annular direction and is matched and supported with the outer wall of the outer-layer quartz tube 32. The upper supporting seat 33 is formed with a circular edge 334 which is turned over downwards, the outer diameter of the filter 4 is matched with the inner diameter of the circular edge 334, the upper end of the filter 4 is arranged in the circular edge 34 and is abutted against the lower end face of the upper supporting seat 33, the lower end of the filter 4 is abutted against the bottom of the shell 1, the upper end of the upper supporting seat 33 is provided with an installation seat 7 which is abutted against the inner wall of the shell 1 and is used for installing the ultraviolet lamp tube 9, the installation seat 7 is a circular plate, the diameter of the circular plate is matched with the inner diameter of the shell 1, the middle of the circular plate is formed with an upwards-protruding hollowed-out boss 71, the upper end of the ultraviolet lamp tube 9 is installed on the lamp holder 8, the upper end of the lamp holder 8 is provided with two protruding positioning columns, and the lower end face of the hollowed-out boss 71 is provided with positioning holes for inserting the positioning columns. The upper end face of the hollowed-out boss 71 is provided with a circular groove for inserting a rotating shaft of the wind wheel 6, and the motor 5 is arranged above the wind wheel 5 and fixed in the lower side space at the top of the upper cover 2 through a motor fixing frame.

During the use, the air that is full of the dust gets into in the shell 1 from air intake 13, filter 4 filters earlier, reentrant outer quartz capsule 32 and filter 4 between the cavity disinfect, then turn back from the upper end of outer quartz capsule 32 and get into the cavity between outer quartz capsule 32 and inlayer quartz capsule 31 and continue to disinfect, turn back from the lower extreme of inlayer quartz capsule 31 and get into the cavity between inlayer quartz capsule 31 and ultraviolet fluorescent tube 9 and further disinfect, the air current trend is shown as the arrow of fig. 3, the fresh air after the purification and disinfection finally discharges from the exhaust vent 21 of shell 1 top, impurity such as dust, granule adsorb on filter 4. During sterilization, air circulates along the length direction of the ultraviolet lamp tube 9 and is relatively close to the ultraviolet lamp tube 9, so that the effective sterilization time is long, and the irradiation power is high.

When the filter 4 needs to be cleaned or the ultraviolet lamp tube 9 needs to be replaced, the upper cover 2 is opened, the filter 4 and the double-layer quartz tube component 3 can be detached, the filter 4 can be taken down, the cleaning is convenient, meanwhile, the ultraviolet lamp tube 9 can be taken out for replacement, the whole structure is compact, and the occupied space is small.

In addition, the shape of the casing 1 is not limited to the cylindrical shape, and other similar cylindrical structures are also possible, and the

quartz tubes

31 and 32 and the filter 4 are not limited to the cylindrical shape, and other similar cylindrical structures are also possible.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a cylindricality air purifier that disinfects, includes the shell and sets up ultraviolet fluorescent tube, wind wheel and the motor in the shell, its characterized in that: the ultraviolet lamp tube is characterized in that a double-layer quartz tube assembly is arranged in the shell and comprises an inner quartz tube layer and an outer quartz tube layer which are coaxially arranged and have different sizes, the ultraviolet lamp tube penetrates through the inner quartz tube layer, a cylindrical filter is arranged outside the outer quartz tube layer, an air inlet hole is formed in the shell, the filter and the outer quartz tube layer form a sterilization air inlet channel with an S-shaped cross section with the inner quartz tube layer, air enters the shell from the air inlet hole during sterilization, is filtered by the filter and enters a cavity between the outer quartz tube layer and the filter for sterilization, then returns from the upper end of the outer quartz tube layer to enter a cavity between the outer quartz tube layer and the inner quartz tube layer, returns from the lower end of the inner quartz tube layer to enter a cavity between the inner quartz tube layer and the ultraviolet lamp tube layer, and finally is discharged from an air outlet hole on the upper side of the shell.

2. The cylindrical sterilizing air purifier of claim 1, wherein: the shell is cylindrical tubular structure, and the fresh air inlet is a plurality of, lays on the global in the lower part of shell, and double-deck quartz capsule subassembly still includes the support frame that is used for fixed quartz capsule and filter, and the filter is the HEPA filter, covers on the inner wall of filter to have the one deck photocatalyst filter screen.

3. The cylindrical sterilizing air purifier of claim 2, wherein: the support frame includes support seat and under bracing seat, goes up support seat and under bracing seat and is circular, goes up the diameter of support seat and is greater than the diameter of under bracing seat, and the diameter of under bracing seat is greater than the external diameter of outer quartz capsule, goes up the support between support seat and the under bracing seat and has a plurality of support columns, and the length of ultraviolet fluorescent tube is not less than the length of quartz capsule, and the length of support column is greater than the length of quartz capsule and ultraviolet fluorescent tube.

4. The cylindrical sterilizing air purifier of claim 3, wherein: the middle part of going up the supporting seat is seted up and is supplied the ultraviolet fluorescent tube to wear the round hole of putting, the lower terminal surface of going up the supporting seat has the annular constant head tank of the upper end that supplies the inlayer quartz capsule to plant the location around the round hole shaping, the upper end surface of lower carriage corresponds and is equipped with the location foot that offsets the location with the lower extreme of inlayer quartz capsule, the upper end surface ring of lower carriage has the annular groove that supplies the lower extreme of outer quartz capsule to plant the location to the interval shaping, the lower terminal surface of going up the supporting seat corresponds and is equipped with the card foot that offsets the location to the upper end of outer quartz capsule, be equipped with the clearance that supplies the air flow between the upper end of outer quartz capsule and the last supporting seat, be equipped with the clearance that supplies the air flow between the lower extreme of inlayer quartz capsule and the lower supporting seat.

5. The cylindrical sterilizing air purifier of claim 4, wherein: the lower end face of the upper supporting seat and the upper end face of the lower supporting seat are respectively provided with positioning insertion holes for inserting and positioning supporting columns at annular intervals, and the supporting columns are supported between the upper supporting seat and the lower supporting seat at annular intervals and are matched with the outer wall of the outer-layer quartz tube for supporting.

6. The cylindrical sterilizing air purifier of claim 5, wherein: the support column is 3 ~ 5 of the even interval of hoop, and the location foot of lower support seat up end and the card foot of the lower terminal surface of last support seat are 3 ~ 5 of the even interval of hoop.

7. The cylindrical sterilizing air purifier of claim 3, wherein: the upper supporting seat is formed with a circular edge which is turned over downwards, the upper end of the cylindrical filter is arranged in the circular edge and is abutted against the lower end face of the upper supporting seat, the lower end of the filter is abutted against the bottom of the shell, and the upper end of the upper supporting seat is provided with a mounting seat which is abutted against the inner wall of the shell and is used for mounting the ultraviolet lamp tube.

8. The cylindrical sterilizing air purifier of claim 7, wherein: the mounting seat is a circular plate, an upwards-raised hollow boss is formed in the middle of the circular plate, the upper end of the ultraviolet lamp tube is mounted on the lamp holder, a plurality of raised positioning columns are arranged at the upper end of the lamp holder, and positioning holes for the positioning columns to be inserted are formed in the lower end face of the hollow boss.

9. The cylindrical sterilizing air purifier of claim 8, wherein: the upper end face of the hollowed-out boss is provided with a circular groove for inserting a rotating shaft of the wind wheel, and the motor is arranged above the wind wheel and fixed in the lower side space of the top of the upper cover through a motor fixing frame.

10. The cylindrical sterilizing air purifier according to any one of claims 1 to 9, wherein: the shell is formed by folding and clamping a left half shell and a right half shell, an upper cover is arranged on the upper end of the shell in a folding and clamping cover, and an air outlet is arranged on the upper cover.