CN114554150B - Liquid crystal display monitor with power-off protection device - Google Patents
Liquid crystal display monitor with power-off protection device Download PDFInfo
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- CN114554150B CN114554150B CN202210156069.8A CN202210156069A CN114554150B CN 114554150 B CN114554150 B CN 114554150B CN 202210156069 A CN202210156069 A CN 202210156069A CN 114554150 B CN114554150 B CN 114554150B
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- sliding seat
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- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 12
- 238000004140 cleaning Methods 0.000 claims abstract description 89
- 238000003860 storage Methods 0.000 claims abstract description 10
- 230000001681 protective effect Effects 0.000 claims description 24
- 239000011521 glass Substances 0.000 claims description 22
- 238000004804 winding Methods 0.000 claims description 18
- 229920000742 Cotton Polymers 0.000 claims description 13
- 238000009434 installation Methods 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 abstract description 14
- 239000000428 dust Substances 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 7
- 239000007921 spray Substances 0.000 description 7
- 230000000149 penetrating effect Effects 0.000 description 4
- 240000005002 Erythronium dens canis Species 0.000 description 2
- 239000006059 cover glass Substances 0.000 description 2
- 239000013013 elastic material Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/30—Cleaning by methods involving the use of tools by movement of cleaning members over a surface
- B08B1/32—Cleaning by methods involving the use of tools by movement of cleaning members over a surface using rotary cleaning members
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
- H02J9/061—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems for DC powered loads
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Power Engineering (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention relates to the technical field of monitoring equipment, and discloses a liquid crystal display monitor with a power-off protection device, which comprises a display and a camera, wherein a storage battery is arranged in the display, the display and the camera are electrically connected with the storage battery, a display screen is arranged on the front surface of the display, and a first sliding rail is fixedly arranged on one side wall of the display; according to the invention, the display and the camera can be powered up through the storage battery when the power is cut off, so that the monitor can not monitor when the power is cut off suddenly, when the display screen is adsorbed with more dust to influence the watching, the output end of the electric push rod drives the first slide seat to move on the first slide rail, the first slide seat drives the cleaning roller to move, and the cleaning roller rotates under the driving action of the driving mechanism when moving, so that the surface of the display screen is cleaned, the display screen hung at the higher part of the wall body is cleaned conveniently, the monitoring effect is improved, and the display screen is more convenient and safer to use.
Description
Technical Field
The invention relates to the technical field of monitoring equipment, in particular to a liquid crystal display monitor with a power-off protection device.
Background
The monitor is an important component of the closed-circuit monitoring system, is a display part of the monitoring system, is a terminal device of the monitoring system, serves as an 'eye' of a monitoring person, and plays a key role for post-investigation. The monitor is used as a display terminal of the closed-circuit monitoring system and is an indispensable ring in the monitoring system except the camera. Monitors have long been used mainly in finance, jewelry stores, hospitals, subways, railway stations, airports, exhibition halls, commercial office buildings, recreational casinos, etc. to take charge of security work. Due to the development of technology, the whole set of cost of the closed-circuit monitoring system is well regulated. More and more small enterprises also have price bearing capability, and start to establish own monitoring systems to realize security protection or other monitoring requirements.
Chinese patent No. CN108368964a discloses a hangable monitor for a ceiling-mounted monitoring system. The hangable monitor includes a video display, a structural frame, and a system interface. The video display is mounted to the front surface of the structural frame. The system interface is mounted at one end to the structural frame and is mountable at the other end to a ceiling suspended monitor system for suspending a suspendable monitor.
However, when the device is used, the monitor is hung on the wall, so that the display needs to be stepped on the stool for cleaning when the display is cleaned, the cleaning process is troublesome, and the monitor can fail when the power is off, so that certain potential safety hazard exists.
Accordingly, there is a need for a liquid crystal display monitor with a power-off protection device that solves the above-mentioned problems.
Disclosure of Invention
The present invention is directed to a liquid crystal display monitor with a power-off protection device, so as to solve the above-mentioned problems in the prior art.
To achieve the above object, a cleaning structure is required to clean the display and the camera, and a storage battery is required to supply power to the monitor.
Based on the thought, the invention provides the following technical scheme: the utility model provides a LCD monitor with power-off protection device, includes display and camera, be provided with the battery in the display, display and camera all with battery electric connection, the front of display is provided with the display screen, a lateral wall fixed mounting of display has first slide rail, slidable mounting has first slide on the first slide rail, it installs the cleaning roller to rotate on the first slide, the cleaning roller laminating is in on the display screen, the top fixed mounting of first slide rail has electric putter, electric putter's output extends to in the first slide rail, just electric putter's output with first slide fixed connection, be provided with in the first slide rail and be used for the drive the rotatory actuating mechanism of cleaning roller.
As a further scheme of the invention, a rotating shaft is fixedly arranged at one end of the cleaning roller, which is close to the first sliding rail, the rotating shaft is rotationally connected with the first sliding seat, the driving mechanism comprises a gear and a rack, the gear is sleeved on the rotating shaft, the rack is fixedly arranged on the inner side wall of the first sliding rail, and the gear is meshed with the rack.
As a further scheme of the invention, protective glass is arranged on the camera, a flexible cleaning ring is arranged on the protective glass, cleaning cotton is fixedly arranged on the side wall of the flexible cleaning ring, which is close to the protective glass, the cleaning cotton is attached to the protective glass, an annular channel is formed in the flexible cleaning ring, two adjusting ribs are symmetrically arranged in the annular channel, through holes are formed in two opposite outer side walls of the flexible cleaning ring, two ends of the adjusting ribs extend out through the two through holes respectively, a traction mechanism for driving two end parts of the adjusting ribs to move relative to the through holes is arranged on the camera, and when the end parts of the adjusting ribs are pulled out of the through holes, two opposite side walls of the cleaning ring are attached to each other.
As a further scheme of the invention, the traction mechanism comprises an installation box, the installation box is fixedly arranged at the top end of the camera, one side of the inner cavity of the installation box is rotatably provided with a rotary element, the other side of the inner cavity of the installation box is fixedly provided with a second sliding rail, a second sliding seat is slidably arranged on the second sliding rail, the rotary element is in transmission connection with the second sliding seat through a connecting rod, two second traction ropes are connected onto the sliding seat, the second traction ropes penetrate through the side wall of the installation box, and one ends of the two second traction ropes, far away from the second sliding seat, are fixedly connected with two end parts of an adjusting rib respectively.
As a further scheme of the invention, two guide rings are fixedly arranged in the mounting box, the two guide rings are respectively positioned at two sides of the second sliding rail, and the two second traction ropes respectively penetrate through the two guide rings.
As a further scheme of the invention, the rotating element is a rope winding wheel, the rope winding wheel is rotatably arranged in the mounting box through a pin shaft, a spring is sleeved on the pin shaft, one end of the spring is fixedly connected with the pin shaft, the other end of the spring is fixedly connected with the mounting box, a first traction rope is wound and arranged on the rope winding wheel, one end of the first traction rope, which is far away from the mounting box, is fixedly connected with the bottom wall of the first sliding block, and the first traction rope penetrates through the bottom wall of the first sliding rail.
As a further scheme of the invention, the side wall of the mounting box is fixedly provided with a rope threading pipe, and the second traction rope penetrates through the rope threading pipe.
As a further scheme of the invention, the inner side wall of the flexible cleaning ring is provided with convex teeth, and when the two opposite inner side walls of the flexible cleaning ring are attached, the convex teeth which are oppositely arranged are meshed.
As a further scheme of the invention, the outer side of the first traction rope is sleeved with a protection pipe, and the protection pipe is fixedly arranged on the wall surface.
As a further scheme of the invention, the display and the camera are fixedly provided with the spray heads, the output ends of the spray heads positioned on the display face the display screen, and the output ends of the spray heads positioned on the camera face the protective glass.
Compared with the prior art, the invention has the beneficial effects that: according to the invention, the display and the camera can be powered up through the storage battery when the power is cut off, so that the monitor can not monitor when the power is cut off suddenly, when the display screen is adsorbed with more dust to influence the watching, the output end of the electric push rod drives the first slide seat to move on the first slide rail, the first slide seat drives the cleaning roller to move, and the cleaning roller rotates under the driving action of the driving mechanism when moving, so that the surface of the display screen is cleaned, the display screen hung at the higher part of the wall body is cleaned conveniently, the monitoring effect is improved, and the display screen is more convenient and safer to use.
Drawings
FIG. 1 is a schematic three-dimensional structure of the present invention;
FIG. 2 is a schematic diagram of a front view of a display according to the present invention;
FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present invention;
FIG. 4 is a schematic side view of a first rail of the present invention;
FIG. 5 is a schematic three-dimensional view of a camera according to the present invention;
FIG. 6 is a schematic top view of a camera according to the present invention;
FIG. 7 is an enlarged schematic view of the structure of FIG. 6B according to the present invention;
FIG. 8 is a schematic cross-sectional view of a flexible cleaning ring of the present invention;
FIG. 9 is an enlarged schematic view of the structure of FIG. 8C according to the present invention;
FIG. 10 is a schematic side cross-sectional view of a flexible cleaning ring of the present invention;
FIG. 11 is a schematic front view of a flexible cleaning ring of the present invention.
In the figure: 1. a display screen; 2. a first slide rail; 3. an electric push rod; 4. a cleaning roller; 5. a camera; 501. a cover glass; 6. a first traction rope; 7. a first slider; 8. a rotating shaft; 9. a gear; 10. a rack; 11. a mounting box; 12. a protective tube; 13. a rope winding wheel; 14. a connecting rod; 15. a second slide rail; 16. a rope threading pipe; 17. a second slider; 18. a second traction rope; 19. a guide ring; 20. a flexible cleaning ring; 2001. convex teeth; 21. adjusting ribs; 22. cleaning cotton.
Detailed Description
Referring to fig. 1 to 4, in an embodiment of the present invention, a liquid crystal display monitor with a power-off protection device includes a display and a camera 5, a storage battery is disposed in the display, the display and the camera 5 are both electrically connected with the storage battery, a display screen 1 is disposed on a front surface of the display, a first sliding rail 2 is fixedly mounted on a side wall of the display, a first sliding seat 7 is slidingly mounted on the first sliding rail 2, a cleaning roller 4 is rotatably mounted on the first sliding seat 7, the cleaning roller 4 is attached to the display screen 1, an electric push rod 3 is fixedly mounted on a top end of the first sliding rail 2, an output end of the electric push rod 3 extends into the first sliding rail 2, the output end of the electric push rod 3 is fixedly connected with the first sliding seat 7, the electric push rod 3 is a multi-stage telescopic rod, and a driving mechanism for driving the cleaning roller 4 to rotate is disposed in the first sliding rail 2; can supply power to display and camera 5 when the outage through the battery, monitor can't monitor when avoiding suddenly cutting off the power supply, adsorb more dust influence when watching on display screen 1, through electric putter 3's the first slide 7 of output drive on first slide rail 2, drive cleaning roller 4 when first slide 7 removes, rotate under actuating mechanism's driving effect when cleaning roller 4 removes, thereby clean the surface of display screen 1, so as to clean the display screen 1 of hanging in the higher department of wall body, improve the effect of control, it is more convenient and safe to use.
In this embodiment, preferably, one end of the cleaning roller 4 near the first sliding rail 2 is fixedly provided with a rotating shaft 8, the rotating shaft 8 is rotatably connected with the first sliding seat 7, the driving mechanism includes a gear 9 and a rack 10, the gear 9 is sleeved on the rotating shaft 8, the rack 10 is fixedly installed on an inner side wall of the first sliding rail 2, preferably an inner side wall far away from the display screen 1, so that the relative movement speed between the cleaning roller 4 and the display screen 1 is greater, and the gear 9 is meshed with the rack 10, thereby facilitating cleaning; when the electric push rod 3 drives the first sliding seat 7 to move, the gear 9 moves relative to the rack 10 along with the movement of the first sliding seat 7, so that the gear 9 rotates, the rotating shaft 8 rotates when the gear 9 rotates, the cleaning roller 4 rotates when the rotating shaft 8 rotates, the cleaning roller 4 rotates, and therefore the cleaning roller 4 rotates, the cleaning roller 4 is driven to rotate through the movement of the first sliding seat 7, no additional electric element is required to be installed for driving, and the production cost is reduced.
Referring to fig. 4 to 11, in the embodiment of the present invention, a protective glass 501 is disposed on the camera 5, a flexible cleaning ring 20 is disposed on the protective glass 501, a cleaning cotton 22 is fixedly disposed on a side wall of the flexible cleaning ring 20 adjacent to the protective glass 501, the cleaning cotton 22 is attached to the protective glass 501, an annular channel is formed inside the flexible cleaning ring 20, two adjusting ribs 21 are symmetrically disposed in the annular channel, through holes are formed on two opposite outer side walls of the flexible cleaning ring 20, two ends of the adjusting ribs 21 respectively extend through the two through holes, and a traction mechanism for driving two ends of the adjusting ribs 21 to move relative to the through holes is disposed on the camera 5, and when the ends of the adjusting ribs 21 are pulled out of the through holes, two opposite side walls of the cleaning ring are attached to each other; when the protective glass 501 on the camera 5 needs to be cleaned, the traction mechanism is used for pulling the two ends of the adjusting rib 21, so that the two ends of the adjusting rib 21 extend out of the through holes, the adjusting rib 21 gradually changes the vertical state, two opposite side walls of the flexible cleaning ring 20 are attached, the flexible cleaning ring 20 drives the cleaning cotton 22 to move in the moving process of the two opposite side walls of the flexible cleaning ring 20, the surface of the protective glass 501 is cleaned, the adjusting rib 21 is made of an elastic material, and when the traction mechanism stops pulling the adjusting rib 21, the adjusting rib 21 automatically restores to a semicircular state, so that the flexible cleaning ring 20 is reset, and the protective glass 501 is cleaned again in the resetting process.
In this embodiment, preferably, the traction mechanism includes a mounting box 11, the mounting box 11 is fixedly mounted on the top end of the camera 5, a rotating element is rotatably mounted on one side of an inner cavity of the mounting box 11, a second sliding rail 15 is fixedly mounted on the other side of the inner cavity of the mounting box 11, a second sliding seat 17 is slidably mounted on the second sliding rail 15, the rotating element is in transmission connection with the second sliding seat 17 through a connecting rod 14, specifically, one end of the connecting rod 14 is hinged with one side, far away from the center of a circle, of a top wall of the rotating element, the other end of the connecting rod 14 is hinged with the second sliding seat 17, two second traction ropes 18 are connected on the sliding seat, the second traction ropes 18 penetrate through the side wall of the mounting box 11, and one ends, far away from the second sliding seat 17, of the two second traction ropes 18 are respectively fixedly connected with two end parts of an adjusting rib 21; when the rotary element rotates, the second sliding seat 17 is driven to slide on the second sliding rail 15 in a reciprocating manner through the connecting rod 14, the second sliding seat 17 pulls the second traction rope 18 when sliding, so that the second traction rope 18 reciprocates in and out of the mounting box 11, one end of the second traction rope 18 is fixedly connected with the adjusting rib 21, so that the second traction rope 18 reciprocates to pull the adjusting rib 21, the adjusting rib 21 reciprocates in a vertical and semicircular state, and the cleaning cotton 22 is driven to reciprocate, so that the cleaning of the protective glass 501 is realized.
In this embodiment, preferably, two guide rings 19 are fixedly installed in the installation box 11, the two guide rings 19 are respectively located at two sides of the second sliding rail 15, the two second traction ropes 18 respectively penetrate through the two guide rings 19, and the distance that the second traction ropes 18 enter or move out of the installation box 11 can be adjusted through the guide rings 19, so that the distance can be matched with the deformation degree of the adjusting rib 21.
In this embodiment, preferably, the rotating element is a rope winding wheel 13, the rope winding wheel 13 is rotatably mounted in the mounting box 11 through a pin shaft (not shown in the drawing), a spring (not shown in the drawing) is sleeved on the pin shaft, one end of the spring is fixedly connected with the pin shaft, the other end of the spring is fixedly connected with the mounting box 11, a first traction rope 6 is wound on the rope winding wheel 13, one end of the first traction rope 6 far away from the mounting box 11 is fixedly connected with the bottom wall of the first sliding block, and the first traction rope 6 penetrates through the bottom wall of the first sliding rail 2; in the process of cleaning the display screen 1, the first sliding seat 7 slides back and forth on the first sliding rail 2, the first sliding seat 7 drives the first traction rope 6 to move back and forth when sliding, and the first traction rope 6 pulls out the part wound on the rope winding wheel 13 when moving back and forth, or the first traction rope 6 is wound on the rope winding wheel 13 in cooperation with a spring, so that the rope winding wheel 13 continuously rotates back and forth.
In this embodiment, preferably, the rope penetrating pipe 16 is fixedly mounted on the side wall of the mounting box 11, the rope penetrating pipe 16 is made of steel, the second traction rope 18 penetrates through the rope penetrating pipe 16, and the rope penetrating pipe 16 supports the second traction rope 18 and protects the second traction rope 18.
In this embodiment, preferably, a protection tube 12 is sleeved on the outer side of the first traction rope 6, and the protection tube 12 is fixedly installed on the wall surface; the first traction rope 6 is supported by the protective tube 12 and the first traction rope 6 is protected.
In this embodiment, preferably, the inner side wall of the flexible cleaning ring 20 is provided with teeth 2001, and when the two opposite inner side walls of the flexible cleaning ring 20 are attached, the oppositely disposed teeth 2001 are engaged; when the two opposite inner side walls of the flexible cleaning ring 20 are attached, a gap may exist between the two opposite cleaning cotton 22, so that dust is easy to accumulate at the gap, and therefore, the inner side wall of the flexible cleaning ring 20 is provided with convex teeth 2001, and the cleaning cotton 22 at the bottom end is also provided, so that when the two opposite inner side walls of the flexible cleaning ring 20 are attached, the convex teeth 2001 which are oppositely arranged are meshed, and therefore, dust at a contact position is better cleaned, and cleaning blind areas are reduced.
In this embodiment, preferably, the display and the camera 5 are fixedly provided with spray heads, and the output end of the spray head on the display is arranged towards the display screen 1, and the output end of the spray head on the camera 5 is arranged towards the protective glass 501; the display screen 1 and the cover glass 501 can be sprayed by the spray head to improve the cleaning effect.
The working principle of the invention is as follows: the display and the camera 5 can be powered on through the storage battery when the power is off, the monitor can not monitor when the power is off suddenly, when the display screen 1 is adsorbed with more dust to influence the watching, the output end of the electric push rod 3 drives the first sliding seat 7 to move on the first sliding rail 2, the first sliding seat 7 drives the cleaning roller 4 to move when moving, and the cleaning roller 4 rotates under the driving action of the driving mechanism when moving, so that the surface of the display screen 1 is cleaned, and the display screen 1 hung at the higher part of the wall body is cleaned conveniently; when the electric push rod 3 drives the first sliding seat 7 to move, the gear 9 moves relative to the rack 10 along with the movement of the first sliding seat 7, so that the gear 9 rotates, the rotating shaft 8 is driven to rotate when the gear 9 rotates, and the cleaning roller 4 is driven to rotate when the rotating shaft 8 rotates, so that the cleaning roller 4 rotates; when the protective glass 501 on the camera 5 needs to be cleaned, both ends of the adjusting rib 21 are pulled through the traction mechanism, so that both ends of the adjusting rib 21 extend out of the through holes, the adjusting rib 21 gradually changes the vertical state, two opposite side walls of the flexible cleaning ring 20 are attached, the flexible cleaning ring 20 drives the cleaning cotton 22 to move in the moving process of the two opposite side walls of the flexible cleaning ring 20, the surface of the protective glass 501 is cleaned, the adjusting rib 21 is made of an elastic material, when the traction mechanism stops pulling the adjusting rib 21, the adjusting rib 21 automatically restores to a semicircular state, the flexible cleaning ring 20 is reset, and the protective glass 501 is cleaned again in the resetting process; in the process of cleaning the display screen 1, the first sliding seat 7 slides reciprocally on the first sliding rail 2, the first sliding seat 7 drives the first traction rope 6 to move reciprocally when sliding, the first traction rope 6 pulls out the part wound on the rope winding wheel 13 when moving reciprocally, or the first traction rope 6 is wound on the rope winding wheel 13 in a winding way by matching with a spring, so that the rope winding wheel 13 rotates reciprocally continuously, the second sliding seat 17 is driven to slide reciprocally on the second sliding rail 15 by the connecting rod 14 when the rope winding wheel 13 rotates, the second sliding seat 17 pulls the second traction rope 18 when sliding, so that the second traction rope 18 moves reciprocally in and out of the mounting box 11, one end of the second traction rope 18 is fixedly connected with the adjusting rib 21, so that the second traction rope 18 pulls reciprocally the adjusting rib 21, so that the adjusting rib 21 changes reciprocally in a vertical and semicircular state, and the cleaning cotton 22 is driven to reciprocally move, and cleaning of the protective glass 501 is realized; through the dogtooth 2001 that flexible cleaning ring 20 inside wall set up for when flexible cleaning ring 20's two opposite inside walls are mutually pasted, the dogtooth 2001 that sets up relatively meshes, thereby cleans the dust of contact position better, reduces clean blind area.
Claims (5)
1. A liquid crystal display monitor with power-off protection device, comprising a display and a camera, characterized in that: the display is internally provided with a storage battery, the display and the camera are electrically connected with the storage battery, the front of the display is provided with a display screen, a side wall of the display is fixedly provided with a first sliding rail, a first sliding seat is slidably arranged on the first sliding rail, a cleaning roller is rotatably arranged on the first sliding seat, the cleaning roller is attached to the display screen, the top end of the first sliding rail is fixedly provided with an electric push rod, the output end of the electric push rod extends into the first sliding rail, the output end of the electric push rod is fixedly connected with the first sliding seat, and a driving mechanism for driving the cleaning roller to rotate is arranged in the first sliding rail;
the cleaning roller is fixedly arranged at one end close to the first sliding rail, the rotating shaft is rotationally connected with the first sliding seat, the driving mechanism comprises a gear and a rack, the gear is sleeved on the rotating shaft, the rack is fixedly arranged on the inner side wall of the first sliding rail, and the gear is meshed with the rack;
the camera is provided with protective glass, the protective glass is provided with a flexible cleaning ring, the side wall, close to the protective glass, of the flexible cleaning ring is fixedly provided with cleaning cotton, the cleaning cotton is attached to the protective glass, an annular channel is formed in the flexible cleaning ring, two adjusting ribs are symmetrically arranged in the annular channel, through holes are formed in two opposite outer side walls of the flexible cleaning ring, two ends of the adjusting ribs extend out through the two through holes respectively, the camera is provided with a traction mechanism for driving two end parts of the adjusting ribs to move relative to the through holes, and when the end parts of the adjusting ribs are pulled out of the through holes, two opposite side walls of the cleaning ring are attached to each other;
the traction mechanism comprises an installation box, the installation box is fixedly installed on the top end of the camera, a rotary element is rotatably installed on one side of an inner cavity of the installation box, a second sliding rail is fixedly installed on the other side of the inner cavity of the installation box, a second sliding seat is slidably installed on the second sliding rail, the rotary element is in transmission connection with the second sliding seat through a connecting rod, two second traction ropes are connected onto the sliding seat, the second traction ropes penetrate through the side wall of the installation box, and one ends, far away from the second sliding seat, of the second traction ropes are fixedly connected with two ends of an adjusting rib respectively.
2. A liquid crystal display monitor with power-off protection device according to claim 1, wherein: two guide rings are fixedly installed in the mounting box, the two guide rings are respectively located on two sides of the second sliding rail, and the two second traction ropes respectively penetrate through the two guide rings.
3. A liquid crystal display monitor with power-off protection device according to claim 1, wherein: the rotating element is a rope winding wheel, the rope winding wheel is rotatably mounted in the mounting box through a pin shaft, a spring is sleeved on the pin shaft, one end of the spring is fixedly connected with the pin shaft, the other end of the spring is fixedly connected with the mounting box, a first traction rope is wound on the rope winding wheel, one end of the first traction rope, which is far away from the mounting box, is fixedly connected with the bottom wall of the first sliding block, and the first traction rope penetrates through the bottom wall of the first sliding rail.
4. A liquid crystal display monitor with power-off protection device according to claim 1, wherein: the side wall of the mounting box is fixedly provided with a rope threading pipe, and the second traction rope penetrates through the rope threading pipe.
5. A liquid crystal display monitor with power-off protection device according to claim 1, wherein: the inner side walls of the flexible cleaning ring are provided with convex teeth, and when the two opposite inner side walls of the flexible cleaning ring are attached, the convex teeth which are oppositely arranged are meshed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210156069.8A CN114554150B (en) | 2022-02-21 | 2022-02-21 | Liquid crystal display monitor with power-off protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210156069.8A CN114554150B (en) | 2022-02-21 | 2022-02-21 | Liquid crystal display monitor with power-off protection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114554150A CN114554150A (en) | 2022-05-27 |
| CN114554150B true CN114554150B (en) | 2023-06-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210156069.8A Active CN114554150B (en) | 2022-02-21 | 2022-02-21 | Liquid crystal display monitor with power-off protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114554150B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207479065U (en) * | 2017-10-27 | 2018-06-12 | 郑州日产汽车有限公司 | Cam for automobile cleaning device |
| CN210411618U (en) * | 2019-07-23 | 2020-04-28 | 山西世尔亚网络科技有限公司 | Household installation monitoring equipment |
| CN214507257U (en) * | 2021-03-03 | 2021-10-26 | 河南恒顺国际货运代理有限公司 | Monitoring device for logistics warehouse safety management |
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2022
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207479065U (en) * | 2017-10-27 | 2018-06-12 | 郑州日产汽车有限公司 | Cam for automobile cleaning device |
| CN210411618U (en) * | 2019-07-23 | 2020-04-28 | 山西世尔亚网络科技有限公司 | Household installation monitoring equipment |
| CN214507257U (en) * | 2021-03-03 | 2021-10-26 | 河南恒顺国际货运代理有限公司 | Monitoring device for logistics warehouse safety management |
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| CN114554150A (en) | 2022-05-27 |
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