CN220976657U - Ultraviolet disinfection device for sewage treatment - Google Patents

Ultraviolet disinfection device for sewage treatment Download PDF

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Publication number
CN220976657U
CN220976657U CN202322821537.1U CN202322821537U CN220976657U CN 220976657 U CN220976657 U CN 220976657U CN 202322821537 U CN202322821537 U CN 202322821537U CN 220976657 U CN220976657 U CN 220976657U
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CN
China
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lifting
lamp tube
frame structure
driving assembly
mounting
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CN202322821537.1U
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Chinese (zh)
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薛立子
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Xiong'an Lizi Environmental Technology Co ltd
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Xiong'an Lizi Environmental Technology Co ltd
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Abstract

The utility model relates to an ultraviolet disinfection device for sewage treatment. Comprises a lamp tube mounting frame structure, a plurality of groups of lamp tube seats are arranged on the lamp tube mounting frame structure, and ultraviolet lamp tubes are arranged between two groups of lamp tube seats which are oppositely arranged; a thread sleeve is sleeved on each ultraviolet lamp tube, a cleaning sleeve is detachably connected to each thread sleeve, and a cleaning brush is arranged in each cleaning sleeve; the lifting driving assembly is provided with a lifting frame structure, a plurality of groups of first bearing sleeves are arranged on the lifting frame structure, and each threaded sleeve is respectively and rotatably arranged in each first bearing sleeve in a penetrating way; a rotary driving assembly is arranged on the lifting frame structure and is used for driving each threaded sleeve to synchronously rotate; the device also comprises an intermediate linkage assembly which is used for connecting the lifting driving assembly and the rotary driving assembly and driving the rotary driving assembly to operate. The utility model can regularly clean the ultraviolet lamp tube with high efficiency, and has good cleaning effect.

Description

Ultraviolet disinfection device for sewage treatment
Technical Field
The utility model belongs to the technical field of sewage treatment, and particularly relates to an ultraviolet disinfection device for sewage treatment.
Background
Sewage refers to discharged water from life and production which is polluted to a certain extent, and sewage treatment is a treatment process for purifying sewage to meet the water quality requirement of being discharged into a certain water body or reused. The sewage treatment is widely applied to various fields such as buildings, agriculture, traffic, energy, petrifaction, environmental protection, urban landscapes, medical treatment, catering and the like.
In the sewage treatment process, the sewage is generally disinfected by an ultraviolet disinfection device before being discharged, namely, water flow is irradiated by ultraviolet light, and various bacteria, viruses, parasites and other pathogen lamp microorganisms in the water are killed. In the prior art, an ultraviolet disinfection device for sewage treatment generally comprises a plurality of groups of ultraviolet lamp tubes which are equidistantly arranged, a certain interval is reserved between two adjacent groups of ultraviolet lamp tubes, when water flows between two adjacent lamp tubes, the ultraviolet rays emitted by the lamp tubes can destroy the molecular structure of DNA or RNA in microbial organism cells, so that growing cells die or regenerative cells die, and the effect of sterilization and disinfection is achieved.
The existing ultraviolet disinfection device for sewage treatment basically can meet the use requirement of sewage treatment, but still has certain disadvantages: since the ultraviolet disinfection device is underwater for a long time, microorganisms and other impurities in sewage are easy to attach to the ultraviolet lamp tube, and accumulate along with time, the more the impurities on the ultraviolet lamp tube accumulate, if attachments on the lamp tube cannot be cleaned timely, the normal irradiation of ultraviolet light can be influenced; however, the existing ultraviolet disinfection device lacks a cleaning mechanism for cleaning the ultraviolet lamp tube, cannot timely clean the ultraviolet lamp tube, and affects the disinfection effect of the ultraviolet disinfection device, so that the design of the ultraviolet disinfection device is needed to solve the problems.
Disclosure of utility model
The utility model provides an ultraviolet disinfection device with reasonable structural design for sewage treatment, which aims to solve the technical problems in the prior art. The utility model can regularly clean the ultraviolet lamp tube, and has good cleaning effect.
The utility model adopts the technical proposal for solving the technical problems in the prior art that: the ultraviolet disinfection device for sewage treatment comprises a lamp tube mounting frame structure, wherein a plurality of groups of lamp tube seats are arranged on the lamp tube mounting frame structure, and ultraviolet lamp tubes are arranged between two groups of lamp tube seats which are oppositely arranged; the ultraviolet lamp tubes are sleeved with threaded sleeves which are in clearance fit with the ultraviolet lamp tubes, the threaded sleeves are detachably connected with cleaning sleeves, and cleaning brushes are arranged in the cleaning sleeves; the lifting driving assembly is arranged on the lamp tube mounting frame structure, a lifting frame structure is arranged at the moving end of the lifting driving assembly, a plurality of groups of first bearing sleeves which are arranged in parallel are arranged on the lifting frame structure, and each threaded sleeve is respectively and rotatably arranged in each first bearing sleeve in a penetrating way; a rotary driving assembly is arranged on the lifting frame structure and is used for driving each threaded sleeve to synchronously rotate; the device also comprises an intermediate linkage assembly arranged between the lifting driving assembly and the rotary driving assembly and used for connecting the lifting driving assembly and the rotary driving assembly and driving the rotary driving assembly to operate.
The utility model has the advantages and positive effects that: the utility model provides an ultraviolet disinfection device for sewage treatment, which is characterized in that a cleaning sleeve provided with a cleaning brush installed in an inner cavity is sleeved on an ultraviolet lamp tube to form a part capable of cleaning the peripheral wall of the ultraviolet lamp tube; the screw sleeves detachably connected with the cleaning sleeves are arranged, so that subsequent disassembly and daily maintenance are facilitated, and the lifting frame structure and the multiple groups of first bearing sleeves arranged on the lifting frame structure can integrally rotate and mount the multiple groups of screw sleeves, so that the multiple groups of cleaning sleeves can be driven by the lifting frame structure to synchronously lift; the lifting driving assembly is arranged, so that the lifting frame structure can be driven to move along the length direction of the ultraviolet lamp tube, and then the cleaning sleeves can be driven to move along the length direction of the corresponding ultraviolet lamp tube, so that the aim of cleaning the outer surface of the ultraviolet lamp tube is fulfilled; through setting up rotary drive subassembly and middle linkage subassembly, can guarantee the rotatory that multiunit cleaning sleeve can be synchronous when synchronous lift removes, and then make the cleaning sleeve can follow ultraviolet tube's circumference rotation when removing along ultraviolet tube's length direction, and then improved cleaning sleeve to ultraviolet tube's cleaning efficiency and cleaning effect.
Preferably: the rotary driving assembly comprises worm wheels which are connected with the threaded sleeves in a key manner, worm shafts which are meshed with the worm wheels, worm shafts which are connected with the worm shafts at one end part coaxially through a shaft coupling, and worm shafts which are connected with the worm shafts at the other end part coaxially, wherein the worm shafts and the worm shafts at the other end part are connected with the lifting frame structure in a rotating manner.
Preferably: the middle linkage assembly comprises a spline housing which is rotationally connected on the lamp tube mounting frame structure, a longitudinally arranged spline shaft is in spline fit on the spline housing, a third bevel gear is connected at the lower end part of the spline shaft in a key way, and a fourth bevel gear which is meshed with the third bevel gear and is connected on the worm connecting shaft in a key way; the lifting driving assembly comprises a lifting driving assembly, a first bevel gear, a second bevel gear, a spline housing and a first bevel gear, wherein the lifting driving assembly is connected with the first bevel gear, the end part of the lifting driving assembly is connected with the second bevel gear in a key manner, the spline housing is connected with the first bevel gear in a key manner, and the first bevel gear is meshed with the second bevel gear.
Preferably: the lifting driving assembly comprises two sets of gear installation seats which are fixedly connected on the lamp tube installation frame structure and are oppositely arranged, a rotary main shaft is rotatably connected between the two sets of gear installation seats through rolling bearings, lifting gears are respectively connected at two ends of the rotary main shaft in a key manner, and the lifting driving assembly also comprises a rack shaft which is arranged on each gear installation seat in a sliding penetrating manner and is longitudinally arranged, and the rack shaft is meshed with the corresponding lifting gear; the lifting motor is arranged on the lamp tube mounting frame structure and used for driving the rotary main shaft to rotate; the lower end of the rack shaft is connected with the lifting frame structure.
Preferably: the lamp tube mounting frame structure comprises a mounting top plate and a mounting bottom plate which are arranged correspondingly up and down, a plurality of groups of mounting support posts are fixedly connected between the mounting top plate and the mounting bottom plate, and a plurality of groups of lamp tube seats are respectively arranged on opposite surfaces of the mounting top plate and the mounting bottom plate and are arranged correspondingly up and down.
Preferably: the lifting frame structure comprises a lifting top plate and a lifting bottom plate which are arranged correspondingly up and down, two groups of lifting vertical plates which are connected into a whole are arranged between the lifting top plate and the lifting bottom plate, and the two groups of lifting vertical plates are oppositely arranged and respectively connected with a worm connecting shaft and a worm at the end part in a rotating way.
Drawings
FIG. 1 is a schematic diagram of the front view of the present utility model;
FIG. 2 is an enlarged schematic view of area A in FIG. 1;
FIG. 3 is an enlarged schematic view of region B of FIG. 1;
Fig. 4 is a schematic perspective view of a lifting driving assembly in the present utility model.
In the figure: 1. a mounting base plate; 2. an ultraviolet lamp tube; 3. mounting a support column; 4. a cleaning sleeve; 5. a threaded sleeve; 6. a first bearing housing; 7. lifting the bottom plate; 8. lifting the vertical plate; 9. lifting the top plate; 10. a rotary drive assembly; 10-1, a worm connecting shaft; 10-2, worm gear; 10-3, a worm; 11. installing a top plate; 12. a lifting driving assembly; 12-1, lifting gears; 12-2, a gear mounting seat; 12-3, rotating the main shaft; 12-4, a rack shaft; 12-5, lifting motor; 13. an intermediate linkage assembly; 13-1, spline housing; 13-2, a first bevel gear; 13-3, a spline shaft; 13-4, a second bevel gear; 13-5, a linkage shaft; 13-6, a second bearing sleeve; 13-7, a third bevel gear; 13-8, a fourth bevel gear; 14. a lamp tube base.
Detailed Description
For a further understanding of the utility model, its features and advantages, the following examples are set forth in detail:
Referring to fig. 1, the ultraviolet disinfection apparatus for sewage treatment of the present utility model includes a lamp tube mounting structure, on which a plurality of groups of lamp tube holders 14 are mounted, and an ultraviolet lamp tube 2 is mounted between two groups of lamp tube holders 14 disposed opposite to each other.
Further, as shown in fig. 1, in this embodiment, the lamp tube mounting structure includes a mounting top plate 11 and a mounting bottom plate 1 which are disposed in an up-down correspondence, a plurality of groups of mounting posts 3 are fixedly connected between the mounting top plate 11 and the mounting bottom plate 1, and a plurality of groups of lamp tube seats 14 are respectively mounted on opposite surfaces of the mounting top plate 11 and the mounting bottom plate 1 and disposed in an up-down one-to-one correspondence.
As shown in fig. 1, each ultraviolet lamp tube 2 is sleeved with a thread sleeve 5 in clearance fit with the ultraviolet lamp tube, each thread sleeve 5 is detachably connected with a cleaning sleeve 4, and a cleaning brush is arranged in the cleaning sleeve 4; in this embodiment, the corresponding cleaning sleeve 4 and threaded sleeve 5 are screwed together. The present embodiment further includes a lift drive assembly 12 mounted on the mounting plate 11 in the tube mounting structure, and a lift structure is mounted on a movable end of the lift drive assembly 12.
The lifting frame structure comprises a lifting top plate 9 and a lifting bottom plate 7 which are arranged correspondingly up and down, and two groups of lifting vertical plates 8 which are connected into a whole are arranged between the lifting top plate 9 and the lifting bottom plate 7. A plurality of groups of first bearing sleeves 6 are arranged on a lifting bottom plate 7 of the lifting frame structure, the plurality of groups of first bearing sleeves 6 are arranged in parallel, each threaded sleeve 5 is respectively and rotatably arranged in each first bearing sleeve 6, and the threaded sleeves 5 are rotatably connected with the corresponding first bearing sleeves 6 through rolling bearings.
As shown in fig. 1, in this embodiment, a rotation driving assembly 10 is installed on the crane structure, for driving each threaded sleeve 5 to rotate synchronously. The present embodiment further includes an intermediate linkage assembly 13 disposed between the lift driving assembly 12 and the rotation driving assembly 10, for connecting the lift driving assembly 12 and the rotation driving assembly 10 and driving the rotation driving assembly 10 to operate.
With further reference to fig. 3, in this embodiment, the rotary driving assembly 10 includes worm wheels 10-2 keyed to each of the threaded sleeves 5, and further includes worms 10-3 engaged with each of the worm wheels 10-2, each of the worms 10-3 being coaxially coupled by a coupling, and further includes a worm shaft 10-1 coaxially coupled to the worm 10-3 at one end, the worm shaft 10-1 and the worm 10-3 at the other end being rotatably coupled to two sets of oppositely disposed lifting risers 8 in a crane structure rotational coupling.
The middle linkage assembly 13 is in transmission connection with the worm connecting shaft 10-1, and further drives the worm connecting shaft 10-1 to rotate, so that the aim of driving the multiple groups of worms 10-3 to synchronously rotate is fulfilled, and further, the multiple groups of cleaning sleeves 4 and the threaded sleeves 5 are driven to synchronously rotate.
As shown in fig. 2 and 3, in the present embodiment, the intermediate linkage assembly 13 includes a spline housing 13-1 rotatably connected to a mounting top plate 11 in a lamp tube mounting structure, a spline shaft 13-3 longitudinally provided in spline fit to the spline housing 13-1, a second bearing housing 13-6 mounted to a lifting top plate 9 of a lifting frame structure, a lower end light shaft portion of the spline shaft 13-3 rotatably connected to the second bearing housing 13-6, and a third bevel gear 13-7 in key connection to a lower end portion of the spline shaft 13-3, and a fourth bevel gear 13-8 engaged with the third bevel gear 13-7 in key connection to the worm connecting shaft 10-1.
The middle linkage assembly 13 further comprises a linkage shaft 13-5 coaxially connected with the rotating end of the lifting driving assembly 12, a second bevel gear 13-4 is connected with the end part of the linkage shaft 13-5 in a key way, and the middle linkage assembly further comprises a first bevel gear 13-2 which is connected with the spline housing 13-1 in a key way, and the first bevel gear 13-2 is meshed with the second bevel gear 13-4.
In the actual working process, the lifting driving assembly 12 can drive the linkage shaft 13-5 to rotate so as to drive the second bevel gear 13-4 to rotate, and the rotating second bevel gear 13-4 can drive the first bevel gear 13-2 and the spline housing 13-1 connected with the first bevel gear 13-2 to rotate so as to drive the spline shaft 13-3 in spline fit on the spline housing 13-1 to rotate; the rotating spline shaft 13-3 can drive the third bevel gear 13-7 connected with the lower end part of the spline shaft in a key way to rotate, the rotating third bevel gear 13-7 can drive the fourth bevel gear 13-8 arranged on the worm connecting shaft 10-1 to rotate, the aim of driving the multiple groups of cleaning sleeves 4 to synchronously rotate is achieved, and the rotating cleaning sleeves 4 can clean the regional ends of the corresponding ultraviolet lamp tubes 2.
Through setting up lift drive assembly 12, can make rotatory cleaning sleeve 4 can follow ultraviolet tube 2's length direction and remove, and then clear up the operation to the periphery wall of whole ultraviolet tube 2.
In the present embodiment, as shown in fig. 4, the lifting driving assembly 12 includes two sets of gear mounting bases 12-2 fixedly connected to the mounting top plate 11 of the lamp tube mounting structure, and the two sets of gear mounting bases 12-2 are disposed opposite to each other. The two groups of gear mounting seats 12-2 are rotatably connected with a transversely arranged rotating main shaft 12-3 through rolling bearings, and a linkage shaft 13-5 is coaxially connected with the rotating main shaft 12-3 through a coupler.
The two ends of the rotary main shaft 12-3 are connected with lifting gears 12-1 in a key way, and the rotary main shaft further comprises longitudinally arranged rack shafts 12-4 which are arranged on the gear mounting seats 12-2 in a sliding penetrating way, wherein the rack shafts 12-4 are meshed with the corresponding lifting gears 12-1.
The lifting driving assembly 12 further comprises a lifting motor 12-5 arranged on the lamp tube mounting frame structure and used for driving the rotary main shaft 12-3 to rotate; the lifting motor 12-5 may be directly connected to the rotary main shaft 12-3, or may be connected to the rotary main shaft 12-3 through a sprocket drive pair, a pulley drive pair, or a gear drive pair, and in this embodiment, the lifting motor 12-5 is directly connected to the rotary main shaft 12-3. The lower end of the rack shaft 12-4 is connected to the lifting bottom plate 7 or the lifting top plate 9 in the lifting frame structure.
Through the cooperation of the rotary driving assembly 10 and the middle linkage assembly 13 and the lifting driving assembly 12, the aim of driving the plurality of groups of cleaning sleeves 4 to move up and down and synchronously rotate can be fulfilled by only adopting one motor.
The lifting motor 12-5 is started to drive the rotating main shaft 12-3 to rotate, so as to drive the lifting gear 12-1 connected with the upper key to rotate, the rotating lifting gear 12-1 can drive the rack shaft 12-4 meshed with the lifting gear to move up and down, and then the lifting frame structure connected with the rack shaft 12-4 is driven to move up and down, so that the aim of driving a plurality of groups of cleaning sleeves 4 to move along the length direction of the ultraviolet lamp tube 2 is fulfilled, and the linkage shaft 13-5 is connected with the rotating main shaft 12-3, so that the rotating main shaft 12-3 can drive the linkage shaft 13-5 to rotate, and further the aim of driving the spline shaft 13-3 to move up and down while driving the spline shaft 13-3 to rotate is fulfilled, and finally the aim of driving the plurality of groups of cleaning sleeves 4 to move up and down and synchronously rotate is fulfilled.
Working principle:
The lifting motor 12-5 is started to drive the rotary main shaft 12-3 and the lifting gear 12-1 connected with the rotary main shaft through a key to rotate, so as to drive the rack shaft 12-4 to move up and down, and simultaneously drive the linkage shaft 13-5 connected with the rotary main shaft 12-3 to rotate; the lifting rack shaft 12-4 can drive the lifting rack structure arranged at the lower end part of the lifting rack shaft to lift, so as to drive the multiple groups of cleaning sleeves 4 arranged on the lifting rack shaft to move along the length direction of the ultraviolet lamp tube 2; the rotating linkage shaft 13-5 can drive the second bevel gear 13-4 to rotate, and then drive the first bevel gear 13-2 to rotate, the rotating first bevel gear 13-2 can drive the spline shaft 13-3 to rotate, in view of the fact that the lower end portion of the spline shaft 13-3 is connected with the lifting top plate 9 through the second bearing sleeve 13-6, and then the lifting frame structure capable of lifting and moving can drive the spline shaft 13-3 to lift and move, so that the third bevel gear 13-7 mounted on the spline shaft 13-3 can rotate and simultaneously lift and move with the fourth bevel gear 13-8 mounted on the worm linkage shaft 10-1 in a follow-up manner, and then drive the plurality of groups of cleaning sleeves 4 to lift and move and synchronously rotate, so that the plurality of groups of cleaning sleeves 4 can reciprocate on the surface of the corresponding ultraviolet lamp tube 2 and synchronously rotate, the cleaning effect on the surface of the ultraviolet lamp tube 2 is improved, and in the actual working process, the lifting motor 12-5 can be started regularly, and then the plurality of groups of ultraviolet lamp tubes 2 can be cleaned efficiently.

Claims (6)

1. An ultraviolet disinfection device for sewage treatment, which is characterized in that: comprises a lamp tube mounting frame structure, wherein a plurality of groups of lamp tube seats (14) are arranged on the lamp tube mounting frame structure, and ultraviolet lamp tubes (2) are arranged between two groups of lamp tube seats (14) which are oppositely arranged; the ultraviolet lamp tubes (2) are sleeved with threaded sleeves (5) which are in clearance fit with the ultraviolet lamp tubes, the cleaning sleeves (4) are detachably connected to the threaded sleeves (5), and cleaning brushes are arranged in the cleaning sleeves (4); the lifting driving assembly (12) is arranged on the lamp tube mounting frame structure, a lifting frame structure is arranged at the moving end of the lifting driving assembly (12), a plurality of groups of first bearing sleeves (6) which are arranged in parallel are arranged on the lifting frame structure, and each threaded sleeve (5) is respectively and rotatably arranged in each first bearing sleeve (6); a rotation driving component (10) is arranged on the lifting frame structure and is used for driving each threaded sleeve (5) to synchronously rotate; the device also comprises an intermediate linkage assembly (13) arranged between the lifting driving assembly (12) and the rotary driving assembly (10) and used for connecting the lifting driving assembly (12) and the rotary driving assembly (10) and driving the rotary driving assembly (10) to operate.
2. The ultraviolet disinfection apparatus for treating sewage as set forth in claim 1, wherein: the rotary driving assembly (10) comprises worm wheels (10-2) which are connected with the threaded sleeves (5) in a key mode, worm shafts (10-3) which are meshed with the worm wheels (10-2), worm shafts (10-1) which are coaxially connected with the worm shafts (10-3) at one side end portion, and worm shafts (10-1) which are coaxially connected with the worm shafts (10-3) at the other side end portion, wherein the worm shafts (10-3) and the worm shafts (10-3) at the other side end portion are rotatably connected with the lifting frame structure.
3. The ultraviolet disinfection apparatus for treating sewage as set forth in claim 2, wherein: the middle linkage assembly (13) comprises a spline sleeve (13-1) rotationally connected to the lamp tube mounting frame structure, a longitudinally arranged spline shaft (13-3) is in spline fit with the spline sleeve (13-1), a third bevel gear (13-7) is connected to the lower end part of the spline shaft (13-3) in a key manner, and a fourth bevel gear (13-8) meshed with the third bevel gear (13-7) is connected to the worm connecting shaft (10-1) in a key manner; the lifting drive assembly comprises a lifting drive assembly (12), a linkage shaft (13-5) connected to the lifting drive assembly, a second bevel gear (13-4) connected to the end part of the linkage shaft (13-5) in a key manner, and a first bevel gear (13-2) connected to a spline housing (13-1) in a key manner, wherein the first bevel gear (13-2) is meshed with the second bevel gear (13-4).
4. The ultraviolet disinfection apparatus for treating sewage as set forth in claim 1, wherein: the lifting driving assembly (12) comprises two sets of gear mounting seats (12-2) which are oppositely arranged and fixedly connected on the lamp tube mounting frame structure, a rotating main shaft (12-3) is rotatably connected between the two sets of gear mounting seats (12-2) through a rolling bearing, lifting gears (12-1) are connected at two end parts of the rotating main shaft (12-3) in a key manner, and the lifting driving assembly also comprises longitudinally arranged rack shafts (12-4) which are slidably arranged on the gear mounting seats (12-2), wherein the rack shafts (12-4) are meshed with the corresponding lifting gears (12-1); the lamp tube mounting rack also comprises a lifting motor (12-5) which is arranged on the lamp tube mounting rack structure and is used for driving the rotating main shaft (12-3) to rotate; the lower end of the rack shaft (12-4) is connected with the lifting frame structure.
5. The ultraviolet disinfection apparatus for treating sewage as set forth in claim 1, wherein: the lamp tube mounting frame structure comprises a mounting top plate (11) and a mounting bottom plate (1) which are arranged correspondingly up and down, a plurality of groups of mounting support posts (3) are fixedly connected between the mounting top plate (11) and the mounting bottom plate (1), and a plurality of groups of lamp tube seats (14) are respectively arranged on opposite surfaces of the mounting top plate (11) and the mounting bottom plate (1) and are arranged correspondingly up and down.
6. The ultraviolet disinfection apparatus for treating sewage as set forth in claim 2, wherein: the lifting frame structure comprises a lifting top plate (9) and a lifting bottom plate (7) which are arranged correspondingly up and down, two groups of lifting vertical plates (8) which are connected into a whole are arranged between the lifting top plate (9) and the lifting bottom plate (7), and the two groups of lifting vertical plates (8) are oppositely arranged and respectively connected with a worm connecting shaft (10-1) and a worm (10-3) positioned at the end part in a rotating way.
CN202322821537.1U 2023-10-20 2023-10-20 Ultraviolet disinfection device for sewage treatment Active CN220976657U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202322821537.1U CN220976657U (en) 2023-10-20 2023-10-20 Ultraviolet disinfection device for sewage treatment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202322821537.1U CN220976657U (en) 2023-10-20 2023-10-20 Ultraviolet disinfection device for sewage treatment

Publications (1)

Publication Number Publication Date
CN220976657U true CN220976657U (en) 2024-05-17

Family

ID=91041727

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202322821537.1U Active CN220976657U (en) 2023-10-20 2023-10-20 Ultraviolet disinfection device for sewage treatment

Country Status (1)

Country Link
CN (1) CN220976657U (en)

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