CN110032029B - Projector with dust removal function and high heat dissipation efficiency - Google Patents
Projector with dust removal function and high heat dissipation efficiency Download PDFInfo
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- CN110032029B CN110032029B CN201910278691.4A CN201910278691A CN110032029B CN 110032029 B CN110032029 B CN 110032029B CN 201910278691 A CN201910278691 A CN 201910278691A CN 110032029 B CN110032029 B CN 110032029B
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/16—Cooling; Preventing overheating
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- General Physics & Mathematics (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
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Abstract
The invention relates to a projector with high heat dissipation efficiency and a dust removal function, which comprises a host machine, a water supply mechanism, an exhaust mechanism and four air inlet mechanisms, wherein each air inlet mechanism comprises an air inlet pipe and a sealing pipe, a fan, a telescopic component, a cross rod and a filtering component are arranged in each air inlet pipe, each exhaust mechanism comprises an exhaust pipe, a protective cover and a plurality of support rods, a lifting plate, a plurality of lifting components and a sealing plug are arranged in each protective cover, the projector with the high heat dissipation efficiency and the dust removal function introduces external cold air through the air inlet mechanisms, filters the air by using a filter screen, can automatically remove dust when the dust on the filter screen is accumulated more, ensures air circulation, realizes efficient heat dissipation and cooling, is convenient for the hot air of the host machine to be discharged by using the exhaust mechanism, blocks the exhaust pipe when the equipment is idle, avoids the dust from entering the host machine, the practicability of the equipment is improved by ensuring the cleanness of the interior of the main machine.
Description
Technical Field
The invention relates to the field of photoelectric equipment, in particular to a projector with a dust removal function and high heat dissipation efficiency.
Background
A projector is an optical instrument that enlarges the contour of a workpiece by using an optical element and projects the enlarged contour onto a screen. The device can be used for measuring the profile by using transmitted light, can also be used for measuring the surface shape of a non-through hole by using reflected light and observing the surface of a part, is convenient to use, is widely applied to metering rooms and production workshops, and is particularly suitable for the industries of instruments and meters and timepieces.
The projector is in the use, in order to guarantee that the inside components and parts of equipment work under suitable environment low temperature, the inside fan that sets up of projector usually to the flow of tens of liters of air of per minute is to the inside cooling of supplying air of shell, but high-speed air current probably is mingled with tiny dirt particle behind the dirt filtrating screen, their looks mutual friction produces static and adsorbs on the dirt filtrating screen, cause the filter screen to block up, influence the air flow, make equipment use for a long time after the heat dissipation function descend, and then reduced the practicality of current projector.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to overcome the defects of the prior art, the projector with the dust removal function and high heat dissipation efficiency is provided.
The technical scheme adopted by the invention for solving the technical problems is as follows: a projector with a dust removal function and high heat dissipation efficiency comprises a host, a water supply mechanism, an exhaust mechanism and four air inlet mechanisms, wherein the host is provided with a lens, a plurality of keys and a plurality of data interfaces;
the air inlet mechanism comprises an air inlet pipe and a sealing pipe, the bottom end of the air inlet pipe is in threaded connection with the inner wall of the sealing pipe, the top end of the air inlet pipe is communicated with the host, a plurality of air inlets are formed in the periphery of the air inlet pipe, a fan, a telescopic assembly, a cross rod and a filtering assembly are sequentially arranged in the air inlet pipe from top to bottom, the filtering assembly is located above the air inlets, and the telescopic assembly is in transmission connection with the cross rod;
the filter assembly comprises a first motor, a rotating shaft, a rotating rod, a filter screen, two cleaning units and two connecting rods, wherein the first motor is fixed below the cross rod and is electrically connected with the PLC;
exhaust mechanism includes blast pipe, protection casing and a plurality of branch, the bottom and the host computer intercommunication of blast pipe, the protection casing is located the top of blast pipe, branch circumference evenly distributed is in the periphery of blast pipe, the top at the host computer is fixed to branch, the bottom in the protection casing is fixed on the top of branch, be equipped with lifter plate, sealing plug and a plurality of lifting unit in the protection casing, lifting unit circumference evenly distributed is in the periphery of blast pipe, lifting unit is connected with the lifter plate transmission, the below at the blast pipe is fixed at the top of sealing plug, the bottom setting of sealing plug is in the blast pipe.
Preferably, in order to drive the cross rod to move, the telescopic assembly comprises a second motor, a first connecting rod and a second connecting rod, the second motor is fixed in the air inlet pipe and electrically connected with the PLC, the second motor is in transmission connection with the first connecting rod, and the first connecting rod is hinged to the cross rod through the second connecting rod.
Preferably, in order to ensure the stable movement of the cross rod, vertical rods and sliding rings are arranged above the two ends of the cross rod, the sliding rings are fixed on the inner wall of the air inlet pipe, the sliding rings are sleeved on the vertical rods, and the vertical rods are fixed above the cross rod.
As preferred, in order to realize the cleanness to the filter screen, clean unit is including clean board, a plurality of spring and two gag lever posts, the top of clean board is equipped with a plurality of brushes, the brush supports and leans on the below at the filter screen, clean board passes through the spring setting in the top of dwang, the spring is in compression state, clean board cover is established on the gag lever post, the top of gag lever post is equipped with the lug.
Preferably, for the drive lifter plate carries out the lift removal, lifting unit includes third motor, lead screw and bearing, the top at the host computer is fixed to the third motor, the top in the protection casing is fixed to the bearing, the third motor is connected with the PLC electricity, the third motor is connected with the bottom transmission of lead screw, the top of lead screw sets up in the bearing, the lifter plate cover is established on the lead screw, what the junction of lifter plate and lead screw has the screw thread that matches with the lead screw.
Preferably, in order to ensure the tightness of the exhaust pipe, the sealing plug is in the shape of a conical cylinder, the outer diameter of the bottom of the sealing plug is smaller than the inner diameter of the exhaust pipe, and the outer diameter of the top of the sealing plug is larger than the inner diameter of the exhaust pipe.
Preferably, in order to detect whether air flows, a flow meter is arranged in the air inlet pipe, and the flow meter is electrically connected with the PLC.
Preferably, in order to the intraductal water injection of sealed, water supply mechanism includes water tank, water injection pipe and four water pumps, the below at the host computer is fixed to the water tank, water injection pipe and water pump are all fixed in the top of water tank, the water pump is connected with the PLC electricity, water pump and intake pipe one-to-one, the both ends of water pump communicate with the upper portion of water tank and the upper portion of intake pipe respectively.
Preferably, a handle is arranged at the bottom end of the sealing tube for facilitating the rotation of the sealing tube.
Preferably, in order to support the air inlet pipe, a plurality of support legs are arranged outside the air inlet pipe, and the support legs are circumferentially and uniformly distributed on the periphery of the air inlet pipe.
The projector with the dust removal function and high heat dissipation efficiency has the advantages that external cold air is introduced through the air inlet mechanism, the filter screen is used for filtering the air, when more dust is accumulated on the filter screen, the dust can be automatically removed, air circulation is guaranteed, efficient heat dissipation and cooling are achieved, the hot air of the main machine can be conveniently discharged through the exhaust mechanism, when the equipment is idle, the exhaust pipe is blocked by the sealing plug, the dust entering the main machine is avoided, heat dissipation of the equipment is affected, and the practicability of the equipment is improved by guaranteeing the cleanness of the interior of the main machine.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic view of a projector with high heat dissipation efficiency and dust removal function according to the present invention;
FIG. 2 is a schematic diagram of the structure of the air intake mechanism of the projector with high heat dissipation efficiency and dust removal function of the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 2;
FIG. 4 is a schematic structural diagram of an exhaust mechanism of a projector with high heat dissipation efficiency and a dust removal function according to the present invention;
in the figure: 1. the automatic cleaning device comprises a main machine, a lens, a key, a data interface, an air inlet pipe, an air sealing pipe, a fan, a cross rod, a first motor, a rotating shaft, a rotating rod, a filter screen, a connecting rod, an exhaust pipe, a protective cover, a support rod, a lifting plate, a sealing plug, a second motor, a first motor, a second motor, a rotating rod, a filter screen, a connecting rod, a sliding ring, a cleaning plate, a spring, a limiting rod, a bump, a third motor, a screw rod, a bearing, a flowmeter, a water tank, a water injection pipe, a water pump, a handle and a supporting leg, wherein the main machine 2, the lens, the key 3, the data interface, the air inlet pipe, the sealing pipe, the fan, the protective cover, the rotating rod, the supporting rod, the lifting plate, the sealing plug, the sliding ring, the cleaning plate, the spring, the limiting rod, the water tank, the water injection pipe, the handle and the handle, the water injection pipe, the handle, the water injection pipe and the water injection pipe, the water injection.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
As shown in fig. 1, a projector with dust removal function and high heat dissipation efficiency comprises a main machine 1, a water supply mechanism, an exhaust mechanism and four air inlet mechanisms, wherein a lens 2, a plurality of keys 3 and a plurality of data interfaces 4 are arranged on the main machine 1, a PLC is arranged in the main machine 1, the water supply mechanism is positioned at the center of the lower part of the main machine 1, the four air inlet mechanisms are respectively arranged at four corners of the lower part of the main machine 1, and the exhaust mechanism is positioned at the center of the upper part of the main machine 1;
in this projector, support host computer 1 through four air inlet mechanism, when host computer 1 uses, the user presses button 3, carry out host computer 1's relevant operation, utilize data interface 4 to connect external equipment, the inside light of host computer 1 passes through lens 2 and projects on the screen, make things convenient for people to observe the use through the projection, work under suitable ambient temperature in order to guarantee the inside electronic components of host computer 1, equipment passes through intake pipe 5 and introduces host computer 1 with outside cold air in, the inside hot-air of host computer 1 simultaneously discharges the outside through exhaust mechanism, and then the inside ambient temperature of host computer 1 has been reduced, the service life of equipment has been prolonged, the practicality of equipment has been improved.
As shown in fig. 2-3, the air inlet mechanism comprises an air inlet pipe 5 and a sealing pipe 6, the bottom end of the air inlet pipe 5 is in threaded connection with the inner wall of the sealing pipe 6, the top end of the air inlet pipe 5 is communicated with the host 1, a plurality of air inlets are formed in the periphery of the air inlet pipe 5, a fan 7, a telescopic assembly, a cross rod 8 and a filtering assembly are sequentially arranged in the air inlet pipe 5 from top to bottom, the filtering assembly is located above the air inlets, and the telescopic assembly is in transmission connection with the cross rod 8;
the filter assembly comprises a first motor 9, a rotating shaft 10, a rotating rod 11, a filter screen 12, two cleaning units and two connecting rods 13, wherein the first motor 9 is fixed below the cross rod 8, the first motor 9 is electrically connected with the PLC, the first motor 9 is in transmission connection with the top end of the rotating shaft 10, the center of the rotating rod 11 is fixed at the bottom end of the rotating shaft 10, the periphery of the filter screen 12 is in sealing connection with the inner wall of the air inlet pipe 5, the cleaning units are located below the filter screen 12, the two connecting rods 13 are distributed on two sides of the rotating shaft 10, the filter screen 12 is fixed below the cross rod 8 through the connecting rods 13, and both the first motor 9 and the fan 7 are electrically connected with the PLC;
when the air inlet mechanism operates, the PLC controls the fan 7 to start to drive air to flow, so that outside air enters the air inlet pipe 5 through an air inlet at the periphery of the air inlet pipe 5 to flow upwards, when the outside air passes through the filter screen 12, the filter screen 12 is utilized to filter dust in the air, clean air enters the host 1 to reduce the temperature in the host 1, when the filter screen 12 is adhered with more dust, the PLC controls the water supply mechanism to start, water is injected into the air inlet pipe 5, water flows downwards to enter the sealing pipe 6, then the PLC controls the telescopic assembly to start to drive the cross rod 8 to move downwards, so that the first motor 9 and the cross rod 8 drive the filter screen 12 to move downwards through the connecting rod 13 and extend into clear water in the sealing pipe 6, then the PLC controls the first motor 9 to start, the rotating rod 11 is driven to rotate through the rotating shaft 10, and a cleaning unit above the rotating rod 11 acts below the filter screen 12, sweep the dust of filter screen 12 below in the aquatic, because cleaning work goes on in the aquatic, avoid filter screen 12 to adsorb the dust because of the friction produces static, then PLC control flexible subassembly drives horizontal pole 8 rebound for filter screen 12 removes the top to the air inlet, and clean filter screen 12 of being convenient for continues to filter the dust-laden air that gets into in the intake pipe 5 through the air inlet and purifies.
As shown in fig. 4, the exhaust mechanism includes an exhaust pipe 14, a protective cover 15 and a plurality of support rods 16, the bottom end of the exhaust pipe 14 is communicated with the host 1, the protective cover 15 is located above the exhaust pipe 14, the support rods 16 are circumferentially and uniformly distributed on the periphery of the exhaust pipe 14, the support rods 16 are fixed above the host 1, the top end of the support rods 16 is fixed at the bottom of the protective cover 15, a lifting plate 17, a sealing plug 18 and a plurality of lifting assemblies are arranged in the protective cover 15, the lifting assemblies are circumferentially and uniformly distributed on the periphery of the exhaust pipe 14, the lifting assemblies are in transmission connection with the lifting plate 17, the top of the sealing plug 18 is fixed below the sealing plug 14, and the bottom of the sealing plug 18 is arranged in the exhaust pipe 14.
In the exhaust mechanism, the position of the protective cover 15 is fixedly supported by the support rod 16, so that the protective cover 15 covers the upper part of the exhaust pipe 14, and water drops above the exhaust pipe 14 are avoided, and water flows into equipment through the inside of the exhaust pipe 14 to cause equipment damage. Inside of protection casing 15, can drive lifter plate 17 through lifting unit and carry out the lifting movement, and then drive sealing plug 18 and carry out the lifting movement in step, when sealing plug 18 rebound, sealing plug 18 breaks away from blast pipe 14, the hot-air in the host computer 1 of being convenient for discharges into the outside through blast pipe 14, make things convenient for the equipment heat dissipation, when equipment does not use, PLC control lifter unit drives lifter plate 17 rebound, make sealing plug 18 insert in blast pipe 14, plug up blast pipe 14, avoid the dust to pass through in blast pipe 14 gets into host computer 1, influence the cooling heat dissipation of host computer 1.
As shown in fig. 3, the telescopic assembly comprises a second motor 19, a first connecting rod 20 and a second connecting rod 21, the second motor 19 is fixed in the air inlet pipe 5, the second motor 19 is electrically connected with the PLC, the second motor 19 is in transmission connection with the first connecting rod 20, and the first connecting rod 20 is hinged to the cross rod 8 through the second connecting rod 21.
PLC control second motor 19 starts, drives first connecting rod 20 and rotates, and first connecting rod 20 passes through second connecting rod 21 and acts on horizontal pole 8 for horizontal pole 8 removes along vertical direction in intake pipe 5.
Preferably, in order to ensure the stable movement of the cross rod 8, vertical rods 22 and sliding rings 23 are arranged above the two ends of the cross rod 8, the sliding rings 23 are fixed on the inner wall of the air inlet pipe 5, the sliding rings 23 are sleeved on the vertical rods 22, and the vertical rods 22 are fixed above the cross rod 8. When the cross rod 8 moves, the vertical rod 22 is driven to move synchronously along the axis of the sliding ring 23, and the sliding ring 23 is fixed on the inner wall of the air inlet pipe 5, so that the moving direction of the vertical rod 22 is fixed, and the cross rod 8 keeps moving stably.
As shown in fig. 2, the cleaning unit includes a cleaning plate 24, a plurality of springs 25 and two limiting rods 26, a plurality of brushes are arranged above the cleaning plate 24, the brushes are abutted to the lower side of the filter screen 12, the cleaning plate 24 is arranged above the rotating rod 11 through the springs 25, the springs 25 are in a compression state, the cleaning plate 24 is sleeved on the limiting rods 26, and the top ends of the limiting rods 26 are provided with convex blocks 27.
In the cleaning unit, utilize the spring 25 of compression state to upwards promote clean board 24 for the brush on the clean board 24 supports and leans on in the below of filter screen 12, can drive clean board 24 simultaneously through fixing the gag lever post 26 in dwang 11 top and carry out synchronous rotation along with the rotation of dwang 11, utilize lug 27 to avoid clean board 24 to break away from gag lever post 26, when dwang 11 rotates along with the rotation of pivot 10 like this, the brush also rotates in the below of filter screen 12, sweeps the dust of adhesion on the filter screen 12.
As shown in fig. 4, the lifting assembly includes a third motor 28, a screw 29 and a bearing 30, the third motor 28 is fixed above the host 1, the bearing 30 is fixed on the top of the protective cover 15, the third motor 28 is electrically connected with the PLC, the third motor 28 is connected with the bottom end of the screw 29 in a transmission manner, the top end of the screw 29 is arranged in the bearing 30, the lifting plate 17 is sleeved on the screw 29, and the connecting part of the lifting plate 17 and the screw 29 has a thread matched with the screw 29.
The PLC controls the third motor 28 to start, drives the screw rod 29 to rotate under the supporting action of the bearing 30, and the screw rod 29 acts on the lifting plate 17 through threads, so that the lifting plate 17 drives the sealing plug 18 to move up and down along the axis of the screw rod 29.
Preferably, in order to ensure the tightness of the exhaust pipe 14, the sealing plug 18 is in the shape of a conical cylinder, the outer diameter of the bottom of the sealing plug 18 is smaller than the inner diameter of the exhaust pipe 14, and the outer diameter of the top of the sealing plug 18 is larger than the inner diameter of the exhaust pipe 14. By adopting the shape design, the lower part of the sealing plug 18 can conveniently extend into the exhaust pipe 14 to plug the exhaust pipe 14, and the sealing performance of the exhaust pipe 14 is ensured.
Preferably, a flow meter 31 is provided in the intake pipe 5 to detect whether air flows, and the flow meter 31 is electrically connected to the PLC. Utilize flowmeter 31 to detect the air flow through intake pipe 5 to give PLC with flow data transfer, PLC is according to the flow size, and whether the air flows in the intake pipe 5 is confirmed, and after filter screen 12 surface clogging, PLC detects flow data and reduces, and then control flexible subassembly and drive horizontal pole 8 downstream, dredges filter screen 12 through clean unit.
Preferably, in order to fill water into the sealing pipe 6, the water supply mechanism comprises a water tank 32, a water filling pipe 33 and four water pumps 34, the water tank 32 is fixed below the main machine 1, the water filling pipe 33 and the water pumps 34 are both fixed above the water tank 32, the water pumps 34 are electrically connected with the PLC, the water pumps 34 correspond to the air inlet pipes 5 one by one, and two ends of the water pumps 34 are respectively communicated with the upper parts of the water tank 32 and the air inlet pipes 5. Can conveniently add water to the water tank 32 through water injection pipe 33, when needs supply water to in the sealed tube 6, PLC control water pump 34 starts, carries to intake pipe 5 in through the clear water in the extraction water tank 32, and rivers downward flow gets into in the sealed tube 6.
Preferably, a handle 35 is provided at the bottom end of the sealing tube 6 to facilitate the rotation of the sealing tube 6. The sealing tube 6 can be driven to rotate by the handle 35, and the sealing tube 6 is screwed into the bottom end of the air inlet pipe 5 or the sealing tube 6 is screwed out from the air inlet pipe 5.
Preferably, in order to support the air inlet pipe 5, a plurality of support legs 36 are provided outside the air inlet pipe 5, and the support legs 36 are circumferentially and uniformly distributed on the periphery of the air inlet pipe 5. The air inlet pipe 5 is supported by the support legs 36, so that the sealing pipe 6 can keep a certain height distance from the working table surface, and the sealing pipe 6 can rotate conveniently.
In the using process of the projector, a fan 7 in an air inlet pipe 5 is started, external air is introduced into the air inlet pipe 5 through an air inlet and flows upwards to enter a host 1, a filter screen 12 is used for filtering, dust is prevented from entering the host 1, meanwhile, in an exhaust mechanism, a lifting plate 17 drives a sealing plug 18 to move upwards to be separated from an exhaust pipe 14, hot air in the host 1 is convenient to exhaust from the exhaust pipe 14, external cold air enters the host 1 through the air inlet pipe 5, the temperature in the host 1 is reduced, when more dust is accumulated on the filter screen 12, clear water is conveyed into a sealing pipe 6 by a water supply mechanism, a telescopic component drives a cross rod 8 to move downwards, the filter screen 12 extends into the clear water of the sealing pipe 6, then a rotating shaft 10 is driven to rotate by a first motor 9, a cleaning unit is driven to sweep the dust on the surface of the filter screen 12 in the clear water, and then the cross rod 8 drives the filter, filter screen 12 convenient to it is clean continues to purify the dust removal to the air that gets into in intake pipe 5, guarantees the high-efficient cooling efficiency of air flow and equipment, and then has improved the practicality of equipment.
Compared with the prior art, this projector that radiating efficiency is high with dust removal function introduces outside cold air through the mechanism of admitting air, utilize filter screen 12 to filter the air, dust when on filter screen 12 piles up when more, can the automatic clear dust, guarantee the circulation of air, realize the efficient heat dissipation cooling, moreover, utilize exhaust mechanism to make things convenient for the hot-air discharge of host computer 1, when equipment is idle, blast pipe 14 is plugged up to sealing plug 18, avoid getting into the dust in the host computer 1, influence the heat dissipation of equipment, through guaranteeing the inside cleanness of host computer 1, the practicality of equipment has been improved.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (9)
1. A projector with a dust removal function and high heat dissipation efficiency is characterized by comprising a host (1), a water supply mechanism, an exhaust mechanism and four air inlet mechanisms, wherein a lens (2), a plurality of keys (3) and a plurality of data interfaces (4) are arranged on the host (1), a PLC is arranged in the host (1), the water supply mechanism is positioned at the center of the lower part of the host (1), the four air inlet mechanisms are respectively arranged at four corners of the lower part of the host (1), and the exhaust mechanism is positioned at the center of the upper part of the host (1);
the air inlet mechanism comprises an air inlet pipe (5) and a sealing pipe (6), the bottom end of the air inlet pipe (5) is in threaded connection with the inner wall of the sealing pipe (6), the top end of the air inlet pipe (5) is communicated with the host (1), a plurality of air inlets are formed in the periphery of the air inlet pipe (5), a fan (7), a telescopic assembly, a cross rod (8) and a filtering assembly are sequentially arranged in the air inlet pipe (5) from top to bottom, the filtering assembly is located above the air inlets, and the telescopic assembly is in transmission connection with the cross rod (8);
the filter assembly comprises a first motor (9), a rotating shaft (10), a rotating rod (11), a filter screen (12), two cleaning units and two connecting rods (13), wherein the first motor (9) is fixed below the transverse rod (8), the first motor (9) is electrically connected with a PLC (programmable logic controller), the first motor (9) is in transmission connection with the top end of the rotating shaft (10), the center of the rotating rod (11) is fixed at the bottom end of the rotating shaft (10), the periphery of the filter screen (12) is in sealing connection with the inner wall of an air inlet pipe (5), the cleaning units are located below the filter screen (12), the two connecting rods (13) are distributed on two sides of the rotating shaft (10), the filter screen (12) is fixed below the transverse rod (8) through the connecting rods (13), and the first motor (9) and a fan (7) are both electrically connected with the PLC;
the exhaust mechanism comprises an exhaust pipe (14), a protective cover (15) and a plurality of support rods (16), the bottom end of the exhaust pipe (14) is communicated with the host (1), the protective cover (15) is positioned above the exhaust pipe (14), the supporting rods (16) are uniformly distributed on the periphery of the exhaust pipe (14) in the circumferential direction, the supporting rods (16) are fixed above the main machine (1), the top end of the supporting rod (16) is fixed at the bottom in the protective cover (15), a lifting plate (17), a sealing plug (18) and a plurality of lifting components are arranged in the protective cover (15), the lifting components are uniformly distributed on the periphery of the exhaust pipe (14) in the circumferential direction and are in transmission connection with a lifting plate (17), the top of the sealing plug (18) is fixed below the exhaust pipe (14), and the bottom of the sealing plug (18) is arranged in the exhaust pipe (14);
the water supply mechanism comprises a water tank (32), a water injection pipe (33) and four water pumps (34), the water tank (32) is fixed below the host (1), the water injection pipe (33) and the water pumps (34) are fixed above the water tank (32), the water pumps (34) are electrically connected with the PLC, the water pumps (34) correspond to the air inlet pipes (5) one by one, and two ends of each water pump (34) are respectively communicated with the upper part of the water tank (32) and the upper part of the air inlet pipe (5);
when dust adhered to the filter screen (12) is more, the PLC controls the water supply mechanism to be started, water is injected into the air inlet pipe (5), water flows downwards to enter the sealing pipe (6), then the PLC controls the telescopic component to be started, the cross rod (8) is driven to move downwards, the first motor (9) and the cross rod (8) drive the filter screen (12) to move downwards through the connecting rod (13) and extend into clear water in the sealing pipe (6), then the PLC controls the first motor (9) to be started, the rotating rod (11) is driven to rotate through the rotating shaft (10), a cleaning unit above the rotating rod (11) acts below the filter screen (12), dust below the filter screen (12) is swept into water, the filter screen (12) is prevented from being adsorbed by static electricity generated due to friction, then the PLC controls the telescopic component to drive the cross rod (8) to move upwards, and the filter screen (12) is moved to the upper part of the air inlet, the filter screen (12) which is convenient for cleaning continuously filters and purifies the dust-containing air which enters the air inlet pipe (5) through the air inlet.
2. The projector with the dust removing function and high heat dissipation efficiency as recited in claim 1, wherein the telescopic assembly comprises a second motor (19), a first connecting rod (20) and a second connecting rod (21), the second motor (19) is fixed in the air inlet pipe (5), the second motor (19) is electrically connected with the PLC, the second motor (19) is in transmission connection with the first connecting rod (20), and the first connecting rod (20) is hinged with the cross rod (8) through the second connecting rod (21).
3. The projector with the dust removing function and high heat dissipation efficiency as recited in claim 1, wherein a vertical rod (22) and a slip ring (23) are disposed above both ends of the cross rod (8), the slip ring (23) is fixed on the inner wall of the air inlet pipe (5), the slip ring (23) is sleeved on the vertical rod (22), and the vertical rod (22) is fixed above the cross rod (8).
4. The projector with the dust removing function and high heat dissipation efficiency according to claim 1, wherein the cleaning unit comprises a cleaning plate (24), a plurality of springs (25) and two limiting rods (26), a plurality of brushes are arranged above the cleaning plate (24) and abut against the lower side of the filter screen (12), the cleaning plate (24) is arranged above the rotating rod (11) through the springs (25), the springs (25) are in a compressed state, the cleaning plate (24) is sleeved on the limiting rods (26), and the top ends of the limiting rods (26) are provided with bumps (27).
5. The projector with the dust removing function and the high heat dissipation efficiency as recited in claim 1, wherein the lifting assembly comprises a third motor (28), a screw rod (29) and a bearing (30), the third motor (28) is fixed above the main frame (1), the bearing (30) is fixed at the top of the inside of the protective cover (15), the third motor (28) is electrically connected with the PLC, the third motor (28) is in transmission connection with the bottom end of the screw rod (29), the top end of the screw rod (29) is arranged in the bearing (30), the lifting plate (17) is sleeved on the screw rod (29), and the connection part of the lifting plate (17) and the screw rod (29) is provided with a thread matched with the screw rod (29).
6. The projector with high heat dissipation efficiency and dust removal function as claimed in claim 1, wherein the sealing plug (18) is in the shape of a conical cylinder, the outer diameter of the bottom of the sealing plug (18) is smaller than the inner diameter of the exhaust pipe (14), and the outer diameter of the top of the sealing plug (18) is larger than the inner diameter of the exhaust pipe (14).
7. The projector with high heat dissipation efficiency and dust removal function as claimed in claim 1, wherein a flow meter (31) is provided in the air intake pipe (5), and the flow meter (31) is electrically connected to the PLC.
8. The projector with high heat dissipation efficiency and dust removal function as claimed in claim 1, wherein a handle (35) is provided at a bottom end of the sealing tube (6).
9. The projector with high heat dissipation efficiency and dust removal function as claimed in claim 1, wherein a plurality of support legs (36) are provided outside the air inlet pipe (5), and the support legs (36) are circumferentially and uniformly distributed on the periphery of the air inlet pipe (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910278691.4A CN110032029B (en) | 2019-04-09 | 2019-04-09 | Projector with dust removal function and high heat dissipation efficiency |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910278691.4A CN110032029B (en) | 2019-04-09 | 2019-04-09 | Projector with dust removal function and high heat dissipation efficiency |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110032029A CN110032029A (en) | 2019-07-19 |
| CN110032029B true CN110032029B (en) | 2021-08-13 |
Family
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110494017B (en) * | 2019-08-14 | 2020-11-13 | 中贝通信集团股份有限公司 | Internet communication equipment with dust removal function and good heat dissipation effect |
| CN110657485A (en) * | 2019-09-02 | 2020-01-07 | 陆光川 | Heating and heat dissipation system with wide application range for smart home |
| CN110850946B (en) * | 2019-11-26 | 2021-09-14 | 韦晓枫 | Safe and reliable's software test equipment of heat dissipation of being convenient for cool down |
| CN111130000A (en) * | 2020-01-15 | 2020-05-08 | 郭小娟 | Ring main unit with moisture-proof function for outdoor use |
| CN112951010B (en) * | 2021-03-09 | 2023-03-31 | 孙汝杰 | Word writing board for English major |
| CN113568261B (en) * | 2021-08-09 | 2022-05-31 | 山东商业职业技术学院 | Projection arrangement is used in interactive visual transmission |
| CN114077132A (en) * | 2021-10-11 | 2022-02-22 | 陈淇桦 | Multimedia teaching projector |
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| CN110032029A (en) | 2019-07-19 |
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Inventor after: Lu Zhi Inventor after: Zhang Junwei Inventor after: Li Wenjie Inventor after: Zhang Zihui Inventor before: Zhang Zihui |
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Effective date of registration: 20210727 Address after: Room 308-1, Room 3-4, Beihoneycomb 2, Haidian District, Beijing 100038 Applicant after: BEIJING QICHEN ZHIDA TECHNOLOGY Co.,Ltd. Address before: 010010 complex building of No. 13 middle school, Xincheng District, Hohhot, Inner Mongolia Autonomous Region Applicant before: Zhang Zihui |
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