CN105100574B - Slow-speed of revolution moisture seal structure and dedusting video camera - Google Patents
Slow-speed of revolution moisture seal structure and dedusting video camera Download PDFInfo
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- CN105100574B CN105100574B CN201510564761.4A CN201510564761A CN105100574B CN 105100574 B CN105100574 B CN 105100574B CN 201510564761 A CN201510564761 A CN 201510564761A CN 105100574 B CN105100574 B CN 105100574B
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Abstract
The invention proposes a kind of slow-speed of revolution moisture seal device and dedusting video cameras, slow-speed of revolution moisture seal structure, it include: rotatable driven gear and the shell set on driven gear periphery, shell includes: successively connected front cover, the bearing block and rear cover for being used to support driven gear；Front cover is equipped with the folding platform to bend inwards, and the inner surface of folding platform of front cover and the outer surface of driven gear are gap-matched；Bearing is equipped between bearing block and driven gear；The nylon lid of circular ring shape is set in the periphery of driven gear between the inside and bearing of the folding platform of front cover.The invention further relates to the dedusting video camera including above-mentioned slow-speed of revolution moisture seal structure, slow-speed of revolution moisture seal structure in the present invention can be used in the sealing structure of the small torque of any slow-speed of revolution, to the effect of dustproof and waterproof.
Description
Technical field
The present invention relates to camera lens dust control technology field, particularly relates to a kind of slow-speed of revolution moisture seal structure and remove
Dirt video camera.
Background technique
Currently, sky can be adhered on the glass-mirror of camera lens front end in dust, the biggish environment of vapour concentration
Steam and dust in gas pollute mirror surface, so that the image of video camera acquisition is fuzzy, influence the quality of acquisition.
To solve this problem, shell is added in the outside of video camera, the setting of shell corresponding with camera lens position can
Cleaning device is fixedly installed in the outside of the glass plate of rotation, glass plate, realizes automatic cleaning, adopts between shell and the inner casing of rotation
With clearance fit, but the sealing effect of the structure is poor, has a small amount of steam and dust enters in shell.
Summary of the invention
The present invention proposes a kind of slow-speed of revolution moisture seal structure and dedusting video camera, solves prior art middle and slow speed of revolution
The problem of poor sealing effect between rotary part and shell.
The technical scheme of the present invention is realized as follows:
A kind of slow-speed of revolution moisture seal structure, comprising: rotatable driven gear and set on the outer of driven gear periphery
Shell, shell include: successively connected front cover, the bearing block and rear cover for being used to support driven gear；Front cover is equipped with and bends inwards
Platform is rolled over, the inner surface of folding platform of front cover and the outer surface of driven gear are gap-matched；It is set between bearing block and driven gear
There is bearing；Glass plate is fixedly arranged on the front end of driven gear；The nylon lid of circular ring shape, inside and bearing positioned at the folding platform of front cover
Between, it is set in the periphery of driven gear；It is first recessed to offer circular ring shape for contact surface between nylon lid and the folding platform of front cover
Slot, the contact surface between nylon lid and driven gear offer the second groove of circular ring shape, and the first groove and the second groove are mutually
90 degree, 0 type sealing ring is equipped in the first groove and the second groove.
As a further improvement of the present invention, nylon lid is boss type, with the internal diameter of one end of bearing touch be greater than with
The internal diameter of one end of front cover contact.
As a further improvement of the present invention, further includes: the water guide baffle of circular ring shape is sheathed on the front end of driven gear
Outside is fixedly connected using interference fit with driven gear.
As a further improvement of the present invention, glass plate is two cylindrical bodies of boss type, and roundlet styletable is towards outside；Cylinder
The front end of the driven gear of shape is equipped with the folding platform to bend inwards, and the outer surface of small column and the inner surface of folding platform are matched using gap
It closes, the combination stop portion of small column and big cylinder is equipped with rubber seal, is stuck on the inside of folding platform；The inside of driven gear is equipped with pressure
Circle is connected using helicitic texture between the two；Another rubber seal is equipped between big cylindrical end face and pressing ring.
As a further improvement of the present invention, further includes: motor and driving gear, driving gear and driven gear engagement,
Motor driven driving gear drives driven gear rotation.
The invention further relates to the dedusting video cameras including above-mentioned slow-speed of revolution moisture seal structure, comprising: is equipped with camera shooting
The inner shell sections of instrument, comprising: motor, driving gear, the driven gear of tubular and rotatable glass plate, glass plate are fixedly arranged on
The front end of driven gear, driving gear and driven gear engagement, motor driven driving gear drives driven gear, and then drives glass
Glass plate rotation；Shell set on the periphery of inner shell sections, inner vertical are provided with middle fixing plate, and video camera and motor are fixed
On middle fixing plate；Shell includes: successively connected front cover, the bearing block and rear cover for being used to support driven gear；Front cover is set
There is the folding platform to bend inwards, the inner surface of folding platform of front cover and the outer surface of driven gear are gap-matched；Bearing block and quilt
Bearing is equipped between moving gear；The nylon lid of circular ring shape is set in passive tooth between the inside and bearing of the folding platform of front cover
The periphery of wheel；With for connecting the connector of external power supply, be set on shell.
As a further improvement of the present invention, further includes: set on the water storage protective device of case nose, comprising: there are lack
Water storage lid, cover board and the outer cleansing bar of mouth, for offering water storage cavity, cover board covering on the inside of the water storage lid of cover glass plate
In offering at least one slot on water storage cavity, on cover board, outer cleansing bar runs through cover board by slot；Outer cleansing bar and glass plate it is outer
Side contact；The camera lens of video camera is located at behind the glass plate not covered by water storage lid；It water pipe and connect with one end
Connector, connector are set to the rear end of shell, and water pipe reaches water storage lid along the inside of shell, is connected to water storage cavity.
As a further improvement of the present invention, the shape of water storage lid is oblate cylinder, and notch is the 90- started with the center of circle
180 degree is fan-shaped；Water storage cavity and cover board are semicircle.
As a further improvement of the present invention, the upper design of water storage lid has the tapered tread inner hole connecting with water pipe, spiral shell
The bottom design of line inner hole has a channel to communicate with water storage cavity.
The invention has the benefit that
1, the slow-speed of revolution moisture seal structure in the present invention, can be used for the sealing structure of the small torque of any slow-speed of revolution
In, to the effect of dustproof and waterproof.
2, video camera is placed in guard shield by the dedusting video camera in the present invention, and extraneous dust is avoided to be adhered directly to
Cleaning is arranged in the lateral surface of the rotatable glass plate that is internally provided with of guard shield, glass plate in the camera lens surface of video camera
Device, steam will not enter inner shell sections when cleaning, and cleaning device include water storage lid and cleansing bar, and the rear end of the present apparatus, which is arranged, to be supplied
Water pipe, water pipe are the water supply of water storage lid, are scrubbed by being mounted on the cleansing bar on the inside of water storage lid to glass plate, guarantee glass plate
Cleanliness；Water storage lid has the function of that dust cover, dust cover are used to guarantee the cleaning of the video camera imaging area of glass plate simultaneously；
It in addition, cleansing bar can regularly replace, after cleansing bar abrasion, can safeguard in time, guarantee that dedusting video camera device can be long-term
It uses.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention without any creative labor, may be used also for those of ordinary skill in the art
To obtain other drawings based on these drawings.
Fig. 1 is the cross-sectional view of illustrative embodiments middle and slow speed of revolution moisture seal structure；
Fig. 2 is the structural schematic diagram of nylon lid in embodiment；
Fig. 3 is the cross-sectional view of dedusting video camera in illustrative embodiments；
Fig. 4 is the partial sectional view of water storage protective device in embodiment；
Fig. 5 is the main view of water storage lid in embodiment；
Fig. 6 is the structural schematic diagram of the fixed device of video camera in embodiment；
Fig. 7 is the structural schematic diagram of interior cleaning device in embodiment；
Fig. 8 is the main view of dedusting video camera in embodiment.
In figure: 1, the fixed device of video camera；2, bearing；3, nylon lid；4, water guide baffle；5, pressing ring；6, glass plate；7,
Interior cleaning device；8, driven gear；9, water storage protective cover device；10, front cover；11, bearing block；12, driving gear；13, intermediate
Fixed plate；14, micromotor；15, rear cover；16, water pipe；17, connector；18, connector；19, resilient cushion；20, fixed plate；22,
Video camera；23, fixing sleeve；24, rubber mat；25, pad post；26, closure plate；27, interior cleansing bar；28, diversion pipe；29, water storage lid；30,
Outer cleansing bar；31, cover board；32, the second sealing ring；33, the first sealing ring；34, water storage cavity；35, tapered tread inner hole；36, lead to
Road.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
As shown in Figure 1, being the structural schematic diagram of illustrative embodiments middle and slow speed of revolution moisture seal structure.
Slow-speed of revolution moisture seal structure in embodiment, comprising: rotatable driven gear 8, is set to quilt at glass plate 6
The shell of 8 periphery of moving gear and the nylon lid 3 of circular ring shape, shell include: successively connected front cover 10, are used to support passive tooth
The bearing block 11 and rear cover 15 of wheel 8；Front cover 10 is equipped with the folding platform to bend inwards, the inner surface and driven gear 8 of the folding platform of front cover
Outer surface be gap-matched；Bearing 2 is equipped between bearing block 11 and driven gear 8；Glass plate 6 is fixedly arranged on driven gear 8
Front end；Nylon lid 3 is located between the inside and bearing 2 of folding platform of front cover 10, is set in the periphery of driven gear 8.
Preferably, driven gear 8 is driven by motor 14 and driving gear 12, driving gear 12 and driven gear 8 engage, electricity
Machine 14 drives driving gear 12 that driven gear 8 is driven to rotate.
As shown in Fig. 2, for the structural schematic diagram of nylon lid in illustrative embodiments.
Contact surface in embodiment between nylon lid 3 and the folding platform of front cover 10 offers the first groove of circular ring shape, nylon
Contact surface between lid 3 and driven gear 8 offers the second groove of circular ring shape, and the first groove and the second groove are mutually 90 degree,
First groove and the second groove are equipped with 0 type sealing ring and respectively correspond the first sealing ring 33 and the second sealing ring 32.
Preferably, nylon lid 3 is boss type, and the internal diameter of the one end contacted with bearing 2 is greater than the one end contacted with front cover 10
Internal diameter, one end that nylon lid 3 is contacted with bearing 2 plays the role of supporting and fixing bearing 2.
In order to avoid the water of cleaning glass plate 6 enters in inner shell sections, the interior cleaning dedusting video camera in embodiment is also wrapped
Include: the water guide baffle 4 of circular ring shape is sheathed on the outside of the front end of driven gear 8, solid with driven gear 8 using interference fit
Fixed connection.
Slow-speed of revolution moisture seal structure in embodiment, further includes: glass plate 6, glass plate 6 are two circles of boss type
Cylinder, roundlet styletable is towards outside；The inside of driven gear 8 is equipped with pressing ring 5, is connected between the two using helicitic texture；Passively
The front end of gear 8 is equipped with the folding platform to bend inwards, and the outer surface of small column and the inner surface of folding platform are gap-matched, small column
And the combination stop portion of big cylinder is equipped with rubber seal, is stuck on the inside of folding platform；It is equipped between big cylindrical end face and pressing ring 5 another
Rubber seal.
The invention further relates to the dedusting video cameras including above-mentioned slow-speed of revolution moisture seal structure, as shown in figure 3, to illustrate
The structural schematic diagram of dedusting video camera in property embodiment.Dedusting video camera includes: the inner shell sections for being equipped with video camera 22, sets
In the shell of inner shell sections periphery, the nylon lid 3 of circular ring shape and connector 18 for connecting external power supply；Wherein,
Inner shell sections include: the driven gear 8 and rotatable glass plate 6 of motor 14, driving gear 12, tubular, glass
Plate 6 is fixedly arranged on the front end of driven gear 8, and driving gear 12 and driven gear 8 engage, and motor 14 drives driving gear 12 to drive quilt
Moving gear 8, and then glass plate 6 is driven to rotate；
The inner vertical of shell is provided with middle fixing plate 13, and video camera 22 and motor 14 are fixed on middle fixing plate 13
On；Shell includes: successively connected front cover 10, the bearing block 11 and rear cover 15 for being used to support driven gear 8；Front cover 10 is equipped with
The outer surface of the folding platform to bend inwards, the inner surface and driven gear 8 of the folding platform of front cover is gap-matched；Bearing block 11 and quilt
Bearing 2 is equipped between moving gear 8；
Nylon lid 3 is located between the inside and bearing 2 of folding platform of front cover 10, is set in the periphery of driven gear 8；Connector
18 are set on shell.
The preferred self-lubricating ceramic bearing of embodiment middle (center) bearing 2, self-lubrication ceramic bearing have the function of waterproof, self-lubricating.
As shown in figure 4, for the partial sectional view of water storage protective device in embodiment.
Dedusting video camera in embodiment, further includes: set on the water storage protective device 9 of case nose, water pipe 16 and with
The connector 17 of one end connection, water storage protective device 9 includes: the water storage lid 29, cover board 31 and outer cleansing bar 30 of leaving certain gaps uncovered by the economic plan,
The inside of water storage lid 29 for cover glass plate 6 offers water storage cavity 34, and cover board 31 is covered on water storage cavity 34, cover board 31
On offer at least one slot, outer cleansing bar 30 runs through cover board 31 by slot；The lateral surface of outer cleansing bar 30 and glass plate 6 connects
Touching；The camera lens of video camera 22 is located at behind the glass plate 6 not covered by water storage lid 29；Connector 17 is set to the rear end of shell, water
Pipe 16 reaches water storage lid 29 along the inside of shell, is connected to water storage cavity 34.
Preferably, the shape of water storage lid 29 is oblate cylinder, and notch is the 90-180 degree sector started with the center of circle；Water storage cavity
34 and cover board 31 be semicircle.125 degree of sectors that notch is preferably started with the center of circle.
As shown in figure 5, for the main view of water storage lid in embodiment.
The upper design of water storage lid 29 has the tapered tread inner hole 35 connecting with water pipe 16, the bottom of threaded interior hole in embodiment
Portion's design has a channel 36 to communicate with water storage cavity 34, so that water flows into water storage cavity 34.
The preferred armorplate glass of glass plate 6 in embodiment, is also possible to other transparent materials, such as resin, glass.It is real
It applies in example, connector 18 is used for lead-in cable, the preferably six fast plug devices of core copper.Preferably, outer cleansing bar 30 and slot are using between small
Gap combines, and so as to water outflow, the area that outer cleansing bar 30 is inswept need to cover the circumference locating for glass plate 6 of video camera 22.Motor
14 preferred micromotors；Outer 30 preferred rubber material of cleansing bar.
In embodiment, water supplying pipe is arranged in the rear end of the present apparatus, and water pipe 16 is that water storage cavity 34 provides washing water, by being mounted on
The outer cleansing bar 30 of 29 inside of water storage lid scrubs armorplate glass 6, guarantees the cleanliness of armorplate glass 6.Water storage lid
29 have the function of dust cover simultaneously, and dust cover is used to guarantee the cleaning of 6 video camera of armorplate glass, 22 imaging area, in addition, outside
Cleansing bar 30 can regularly replace, and after the abrasion of outer cleansing bar 30, can safeguard in time, guarantee dedusting video camera dress of the invention
Setting can be used for a long time.
As shown in fig. 6, for the structural schematic diagram of the fixed device of video camera in embodiment.
Video camera 22 in embodiment can by the prior art it is any in a manner of be fixed in inner shell sections, it is preferable that take the photograph
It fixes device 1 by video camera as instrument 22 to be fixed in inner shell sections, the fixed device 1 of video camera passes through middle fixing plate
13 to be fixed.The fixed device 1 of video camera include: fixing sleeve 23, the pad post 25 for being used to support fixing sleeve 23, rubber mat 24 and in
The heart opens up porose closure plate 26；Fixing sleeve 23 is sheathed on the periphery of video camera 22；Pad post 25 in a tubular form, in fixing sleeve 23
Side；Rubber mat 24 is set between pad post 25 and video camera 22；Closure plate 26 is fixedly arranged on the end of fixing sleeve 23, the hole of closure plate 26 and pad
The center of column 25 is opposite.
As shown in fig. 7, for the structural schematic diagram of interior cleaning device in embodiment.
In order to clean the steam formed in 6 medial surface of glass plate, dedusting video camera in embodiment further includes being located at glass
The interior cleaning device 7 of 6 inside of plate, using the center of glass plate 6 as the center of circle, interior cleaning device 7 is in same circumference with video camera 22.It is interior
Cleaning device 7 includes: the interior cleansing bar 27 of diversion pipe 28 and boss type felt material；Diversion pipe 28 is fixed on middle fixing plate 13
On, inner cavity is in step, and larger diameter end is towards glass plate 6；Interior cleansing bar 27 is set in diversion pipe 28, larger diameter end and glass
The medial surface of glass plate 6 is in contact.Preferably, the smaller diameter end of diversion pipe 28 is equipped with the screw thread matched with middle fixing plate 13.
Interior cleansing bar 27 is close to the medial surface of armorplate glass 6, and interior cleansing bar 27 uses felt material, wipes the mist inhaled
Moisture is exported outside shell by the inner cavity of diversion pipe 28, guarantees the cleaning of 6 medial surface of armorplate glass.
As shown in figure 8, for the main view of dedusting video camera in embodiment.
Dedusting video camera in embodiment further includes the fixed plate 20 being located at below shell and shell is fixed on fixed plate
Resilient cushion 19 on 20, resilient cushion 19 use upper lower steel plate, the rubber structure of centre folder shore hardness 45-60 degree.
Dedusting video camera of the present invention is applied in conventional environment, and the dust content in outside air is lower, steel of the invention
Change glass plate 6, do not need to continue cleaning, need to only be set as needed the runing time of motor, discontinuity to armorplate glass 6
Lateral surface scrubbed, that is, can guarantee video camera acquisition image it is clear.
Dedusting video camera device of the present invention, when applying under mine, dedusting video camera of the present invention can be mounted on can
On the coal mine machinery for providing water source, due to there is sufficient power water source on coal mine machinery, by water supply joint and mine of the invention
Water source is connected, and power supply and signal cable by 18 driving motor 14 of plug connector while work normally video camera, and motor 14 drives
Driving gear 12 rotates, and driving gear 12 rotates driven gear 8 by engaging with driven gear 8, before being mounted on driven gear 8
The armorplate glass 6 at end rotates simultaneously, and during armorplate glass 6 rotates, water pipe 16 is infused into the water storage cavity of water storage lid 29
Water, water are overflowed from 30 periphery of outer cleansing bar of rubber material, are met with the armorplate glass 6 of rotation, form water cleaning and brushing
The compound action removed, to armorplate glass 6 carry out cleaning movement, it is clean after armorplate glass 6 through having protection function
After the water storage lid 29 of energy, the 6 part moment of armorplate glass after producing water storage lid 29 will not be by extraneous dust pollution, video camera
The rear side of the armorplate glass 6 of installation after the cleaning, ensure that the cleaning in camera photography region, the tempering glass after dust pollution
Glass plate 6 is transferred to the water storage and protection cleaning part of water storage lid 29 again, repeats the movement that water cleaning is removed with brushing, such Zhou Erfu
The circulation of beginning completes the cleaning of 6 outer surface of armorplate glass.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (9)
1. a kind of slow-speed of revolution moisture seal structure characterized by comprising
Rotatable driven gear (8) and the shell for being set to the driven gear (8) periphery, the shell includes: successively connected
Front cover (10), be used to support the bearing block (11) and rear cover (15) of the driven gear (8)；The front cover (10) is equipped with inside
The outer surface of the folding platform of bending, the inner surface and the driven gear (8) of the folding platform of the front cover is gap-matched；The axis
It holds and is equipped with bearing (2) between seat (11) and the driven gear (8)；
Glass plate (6), is fixedly arranged on the front end of the driven gear (8)；The nylon lid (3) of circular ring shape is located at the front cover (10)
Folding platform inside and the bearing (2) between, be set in the periphery of the driven gear (8)；The nylon lid (3) with it is described
Contact surface between the folding platform of front cover (10) offers the first groove of circular ring shape, the nylon lid (3) and the driven gear
(8) contact surface between offers the second groove of circular ring shape, and first groove and second groove are mutually 90 degree, described
0 type sealing ring is equipped in first groove and second groove.
2. slow-speed of revolution moisture seal structure according to claim 1, which is characterized in that the nylon lid (3) is boss
Type, the internal diameter of the one end contacted with the bearing (2) are greater than the internal diameter of the one end contacted with the front cover (10).
3. slow-speed of revolution moisture seal structure according to claim 1, which is characterized in that further include: the water guide of circular ring shape
Baffle (4) is sheathed on the outside of the front end of the driven gear (8), using interference fit and the driven gear (8) fixed company
It connects.
4. slow-speed of revolution moisture seal structure according to claim 1, which is characterized in that the glass plate (6) is boss
Two cylindrical bodies of type, roundlet styletable is towards outside；The front end of the driven gear (8) of tubular is equipped with the folding to bend inwards
Platform, the outer surface of small column and the inner surface of the folding platform are gap-matched, and the combination stop portion of small column and big cylinder is set
There is rubber seal, is stuck on the inside of the folding platform；The inside of the driven gear (8) is equipped with pressing ring (5), uses spiral shell between the two
The connection of line structure；Another rubber seal is equipped between big cylindrical end face and the pressing ring (5).
5. slow-speed of revolution moisture seal structure according to claim 1, which is characterized in that further include: motor (14) and master
Moving gear (12), the driving gear (12) and the driven gear (8) engagement, the motor (14) drive the driving gear
(12) driven gear (8) rotation is driven.
6. the dedusting camera shooting including slow-speed of revolution moisture seal structure described in -5 any bar claims according to claim 1
Instrument characterized by comprising
The inner shell sections of video camera (22) are installed, comprising: motor (14), driving gear (12), tubular driven gear (8),
With rotatable glass plate (6), the glass plate (6) is fixedly arranged on the front end of the driven gear (8), the driving gear (12)
It is engaged with the driven gear (8), the motor (14) drives the driving gear (12) to drive the driven gear (8), into
And the glass plate (6) is driven to rotate；
Shell set on the periphery of the inner shell sections, inner vertical are provided with middle fixing plate (13), the video camera
(22) it is fixed on the middle fixing plate (13) with the motor (14)；The shell include: successively connected front cover (10),
It is used to support the bearing block (11) and rear cover (15) of the driven gear (8)；The front cover (10) is equipped with the folding platform to bend inwards,
The outer surface of the inner surface and the driven gear (8) of the folding platform of the front cover is gap-matched；The bearing block (11) with
Bearing (2) are equipped between the driven gear (8)；
The nylon lid (3) of circular ring shape is located between the inside and the bearing (2) of folding platform of the front cover (10), is set in institute
State the periphery of driven gear (8)；With,
For connecting the connector (18) of external power supply, it is set on the shell.
7. dedusting video camera according to claim 6, which is characterized in that further include:
Set on the water storage protective device (9) of the case nose, comprising: the water storage lid (29) of leaving certain gaps uncovered by the economic plan, cover board (31) and outer
Cleansing bar (30) offers water storage cavity (34), the lid on the inside of the water storage lid (29) for covering the glass plate (6)
Plate (31) is covered on the water storage cavity (34), at least one slot, the outer cleansing bar (30) are offered on the cover board (31)
Run through the cover board (31) by the slot；The outside face contact of the outer cleansing bar (30) and the glass plate (6)；It is described to take the photograph
As the camera lens of instrument (22) is located at behind the glass plate (6) not covered by the water storage lid (29)；
Water pipe (16) and the connector (17) connecting with one end, the connector (17) are set to the rear end of the shell, the water
It manages (16) and reaches the water storage lid (29) along the inside of the shell, be connected to the water storage cavity (34).
8. dedusting video camera according to claim 7, which is characterized in that the shape of the water storage lid (29) is oblate column
Body, the notch are the 90-180 degree sector started with the center of circle；The water storage cavity (34) and the cover board (31) are semicircle.
9. dedusting video camera according to claim 7, which is characterized in that the upper design of the water storage lid (29) has and institute
The tapered tread inner hole (35) of water pipe (16) connection is stated, the bottom design of the threaded interior hole has a channel (36) and the water storage
Chamber (34) communicates.
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| CN201510564761.4A CN105100574B (en) | 2015-09-07 | 2015-09-07 | Slow-speed of revolution moisture seal structure and dedusting video camera |
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| CN106802175A (en) * | 2017-03-03 | 2017-06-06 | 南华大学 | Closed container multi-phase material level monitoring device with cleaning wheel |
| CN106949944A (en) * | 2017-03-03 | 2017-07-14 | 南华大学 | Closed container multi-phase material level monitoring device with magnetically-actuated cleaning device |
| CN112351182B (en) * | 2020-08-04 | 2021-09-21 | 中煤科工集团沈阳研究院有限公司 | Automatic dust removal camera and dust removal method thereof |
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| CN202306093U (en) * | 2011-08-29 | 2012-07-04 | 比亚迪股份有限公司 | Camera dustproof structure and portable mobile terminal |
| CN203243432U (en) * | 2013-05-24 | 2013-10-16 | 浙江大华技术股份有限公司 | Dome camera |
| CN203645753U (en) * | 2013-12-21 | 2014-06-11 | 山西科达自控股份有限公司 | Novel mirror surface hydraulic dust-removing camera |
| CN203618070U (en) * | 2013-12-24 | 2014-05-28 | 潘雯丽 | Cleaning device of dome camera |
| CN204459731U (en) * | 2015-02-12 | 2015-07-08 | 吴宋美加设计咨询（上海）有限公司 | Be applicable to the dust-proof cover of outdoor image collecting device |
| CN204906529U (en) * | 2015-09-07 | 2015-12-23 | 山西科达自控股份有限公司 | Dampproofing gas seal structure of slow -speed of revolution and dust removal appearance of making a video recording |
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