CN211207057U

CN211207057U - Projecting device for education trade

Info

Publication number: CN211207057U
Application number: CN201922335606.1U
Authority: CN
Inventors: 杜鹏飞; 王波; 郑玉琳; 邹维
Original assignee: Sichuan Zhongsen Tongyue Technology Co ltd
Current assignee: Sichuan Zhongsen Tongyue Technology Co ltd
Priority date: 2019-12-23
Filing date: 2019-12-23
Publication date: 2020-08-07
Anticipated expiration: 2029-12-23

Abstract

The utility model relates to a projection arrangement for education industry, including dustproof shell and the projecting apparatus of setting in dustproof shell, be provided with the baffle in the dustproof shell, the baffle separates dustproof shell into row's dirt chamber and dust removal chamber, the projecting apparatus is located the dirt removal intracavity and places on the baffle, set up the breach that is used for supplying the projecting of projecting apparatus on the dustproof shell, it has the door plant that is used for covering the breach to articulate on the dustproof shell, be provided with the driving piece that is used for driving the door plant to rotate on the dustproof shell; be provided with in the dust cover and be used for the fan of blowing to the projecting apparatus, seted up a plurality of through-holes that are used for supplying the dust to drop on the baffle, the dust removal intracavity is provided with the dust absorption subassembly that is used for adsorbing the dust. When using the projecting apparatus, adjusting door board opens the breach, and projecting apparatus accessible breach carries out the projection this moment, bloies the projecting apparatus through the fan, and the dust that blows off drops to the dust removal intracavity through the through-hole, adsorbs the dust through the dust absorption subassembly, reduces in the dust gets into the projecting apparatus to the life of extension projecting apparatus.

Description

Projecting device for education trade

Technical Field

The utility model belongs to the technical field of education appliances technique and specifically relates to a projection arrangement for education industry is related to.

Background

A projector (also called a projector) is an optical amplifier developed on the basis of a slide projector. The projector is composed of a light source, an optical part, a cooling fan, a dimmer, a chassis, other additional devices and the like. When the teaching slide film is used, various teaching slide films can be displayed, and can also be directly written and drawn on the film to communicate with students, and the teaching objects are amplified and projected on a screen through an optical system by utilizing the optical principle, so that the aims of expanding communication, clearly demonstrating and enhancing understanding are fulfilled.

In the prior art, the utility model with publication number CN209281135U discloses an adjustable projection device for education and training, which comprises a projection device main body, wherein the upper surface of the projection device main body is provided with a ceiling connecting shaft rod, the bottom of the ceiling connecting shaft rod is provided with an energy supply motor, the bottom of the energy supply motor is provided with a photographic lens, the left side of the photographic lens is provided with a heat dissipation air outlet, the right side of the heat dissipation air outlet is provided with an image controller, the right side of the image controller is provided with an offset corrector, the bottom of the offset corrector is provided with an adjustable support rod, the bottom of the adjustable support rod is provided with a rotating bearing, the bottom of the rotating bearing is provided with a horizontal rotating device, the bottom of the horizontal rotating device is provided with a steering adjusting valve, the right side of the steering adjusting valve is provided with an anti-vibration cushion, the bottom of the movable roller is provided with a fixed clamping plate.

However, the technical scheme has the following technical problems: the projector is generally used in places such as classrooms and meeting rooms, the common projector is installed on a ceiling or at a higher position of a wall surface, dust is easily accumulated on the projector after the projector is used for a period of time, the position of the projector is higher, the cleaning is very inconvenient, the dust enters the projector very easily at the moment, and the service life of the projector is shortened.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a projection arrangement for education industry has the advantage that reduces the dust and get into the projecting apparatus.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a projection device for education industry comprises a dustproof shell and a projector arranged in the dustproof shell, wherein a partition plate is arranged in the dustproof shell and divides the dustproof shell into a dust exhaust cavity and a dust removal cavity; be provided with in the dust cover and be used for the fan of blowing to the projecting apparatus, seted up a plurality of through-holes that are used for supplying the dust to drop on the baffle, the dust removal intracavity is provided with the dust absorption subassembly that is used for adsorbing the dust.

Through adopting above-mentioned technical scheme, when the projecting apparatus did not use, the breach is covered to the door plant, seals the projecting apparatus in dustproof case, reduces in the dust gets into the projecting apparatus to the life of extension projecting apparatus. When needs used the projecting apparatus, adjust the door plant and open the breach, projecting apparatus accessible breach carries out the projection this moment. Start the fan and blow to the projecting apparatus, can blow off the dust on the projecting apparatus, also can blow off the dust around the projecting apparatus, the dust drops to the dust removal intracavity through the through-hole, adsorbs the dust through the dust absorption subassembly, reduces in the dust gets into the projecting apparatus to the life of extension projecting apparatus. The fan helps the projector to dissipate heat while blowing towards the projector, and the service life of the projector is further prolonged.

In a preferred example, the method can further comprise the following steps: the roof in the dust cover is articulated to be provided with the dead lever, and the dead lever is connected with the fan, and the roof in the dust cover is provided with and is used for driving the reciprocal wobbling drive assembly of dead lever.

Through adopting above-mentioned technical scheme, drive the subassembly and drive the reciprocal swing of dead lever, the dead lever drives the reciprocal swing of fan to make the fan diversified blow to the projecting apparatus, further reduce the dust around the projecting apparatus, still can improve the radiating effect of projecting apparatus simultaneously.

In a preferred example, the method can further comprise the following steps: the drive subassembly is including setting up the first motor of the roof in the dust cover, and the drive axle sleeve of first motor is equipped with the carousel, and the rotation axis of carousel is parallel with the rotation axis of dead lever, and the carousel is provided with the fixed axle on the face towards the dead lever, and the fixed axle is located the marginal position of carousel and the fixed axle is parallel with the rotation axis of dead lever, offers the recess that is used for supplying the fixed axle to pass along dead lever length direction, and recess length is greater than the diameter that the carousel corresponds.

Through adopting above-mentioned technical scheme, start first motor and order about the carousel and rotate, the fixed axle follows the carousel and rotates this moment, and the movement track of fixed axle is circular, because the fixed axle passes the recess, and the fixed axle drives the reciprocal swing of dead lever under the restriction of recess, and the movement track of dead lever is the arc to make the reciprocal swing of fan, simple and practical.

In a preferred example, the method can further comprise the following steps: the dust collection assembly comprises an electrostatic dust collection plate arranged in a dust-proof shell, the electrostatic dust collection plate is arranged at intervals, the electrostatic dust collection plate is located in a dust collection cavity, the electrostatic dust collection plate is electrified with current when the projector is started, and the electrostatic dust collection plate is not electrified with current after the projector is closed.

Through adopting above-mentioned technical scheme, electrostatic precipitator board expert has the electric current when the projecting apparatus starts, and the electrostatic precipitator board adsorbs the dust that drops from the through-hole this moment, and a plurality of electrostatic precipitator boards can improve the adsorption effect to the dust. When the projector is closed, the electrostatic dust removal plate is not electrified, and the dust adsorbed on the electrostatic dust removal plate drops to the bottom wall of the dustproof shell, so that the dust is prevented from being accumulated on the projector.

In a preferred example, the method can further comprise the following steps: the dust collecting device is communicated with the dust-proof shell and is used for collecting dust, the collecting part can be detachably connected to the protective shell, and the collecting part is located below the electrostatic dust collection plate.

Through adopting above-mentioned technical scheme, when not having the current to pass through on the electrostatic precipitator board, the dust on the electrostatic precipitator board drops to collecting in the piece, can dismantle the collection piece of connection so that the dust of collecting in the piece is collected in the centralized processing after a period, and is simple reliable.

In a preferred example, the method can further comprise the following steps: collect the piece and be the collection box of sliding connection on the protecting crust diapire, collect the box and be located electrostatic precipitator board below, offer the opening that is used for supplying to collect box immigration or shift out the protecting crust with the protecting crust intercommunication, collect box and protecting crust laminating.

Through adopting above-mentioned technical scheme, collect the box and can collect the dust that drops from the electrostatic precipitator board, collect box and protective housing laminating so that seal the opening, reduce in the dust gets into the protective housing, collect box sliding connection in the protective housing diapire so that take out and collect the box, handle the dust in collecting the box, prevent that the dust from piling up at the protective housing diapire always.

In a preferred example, the method can further comprise the following steps: the door plant is provided with sealed the pad of round on the face towards the breach, and sealed the pad and be located door plant edge.

Through adopting above-mentioned technical scheme, sealed the leakproofness that fills up between can strengthening door plant and the protecting crust, reduce the dust and get into in the protecting crust from the breach to in the dust got into the projecting apparatus when further reducing the projecting apparatus and not using, the life of extension projecting apparatus.

To sum up, the utility model discloses a beneficial technological effect does:

1. when the projecting apparatus did not use, the door plant covers the breach, seals the projecting apparatus in the dust cover, reduces in the dust gets into the projecting apparatus to the life of extension projecting apparatus.

2. Start the fan and blow to the projecting apparatus, can blow off the dust on the projecting apparatus, also can blow off the dust around the projecting apparatus, the dust drops to the dust removal intracavity through the through-hole, adsorbs the dust through the dust absorption subassembly, reduces in the dust gets into the projecting apparatus to the life of extension projecting apparatus. The fan helps the projector to dissipate heat while blowing towards the projector, and the service life of the projector is further prolonged.

3. The collecting box can collect the dust that drops from the electrostatic precipitator board, collects box sliding connection in the protecting crust diapire so that take out and collect the box, handles the dust in collecting the box, prevents that the dust from piling up at the protecting crust diapire always.

Drawings

FIG. 1 is a schematic view of the overall structure of the present embodiment;

fig. 2 is a sectional view of the dust-proof case of the present embodiment.

Reference numerals: 1. a dust-proof shell; 11. a dust exhaust cavity; 12. a dust removal cavity; 2. a projector; 3. a partition plate; 4. a notch; 5. a door panel; 6. a fan; 7. a through hole; 8. fixing the rod; 9. a driving component; 91. a first motor; 92. a turntable; 93. a fixed shaft; 10. a groove; 13. an electrostatic precipitator plate; 14. a collection box; 15. an opening; 16. a gasket; 17. a second motor; 18. and (4) a pull ring.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The utility model discloses a projection arrangement for education industry, combine fig. 1 and fig. 2, including dustproof shell 1 and the projecting apparatus 2 of setting in dustproof shell 1, be provided with baffle 3 in the dustproof shell 1, baffle 3 separates dustproof shell 1 into dust removal chamber 11 and dust removal chamber 12, projecting apparatus 2 is located dust removal chamber 11 and places on baffle 3, offer on the dustproof shell 1 and be used for supplying 2 projected breachs of projecting apparatus 4, it has door plant 5 that is used for coveing breach 4 to articulate on the dustproof shell 1, door plant 5 is provided with the sealed pad 16 of round towards breach 4 on the face, sealed pad 16 is located 5 edges of door plant, sealed pad 16 can strengthen the leakproofness between door plant 5 and the protecting crust, it gets into in the protecting crust to reduce the dust from breach 4. The dustproof shell 1 is provided with a driving piece for driving the door panel 5 to rotate.

As shown in fig. 1, the driving member includes the articulated shaft of rotation connection on dustcoat 1, and the articulated shaft is located breach 4 one side, and door plant 5 is connected on the articulated shaft, is provided with on the protective shell to be used for ordering about articulated shaft pivoted second motor 17. When the projector 2 is not used, the door panel 5 covers the notch 4, and the projector 2 is enclosed in the dustproof case 1. When needs use projecting apparatus 2, start second motor 17 and order about the articulated shaft and rotate, the articulated shaft drives door plant 5 and rotates in order to open breach 4, and projecting apparatus 2 accessible breach 4 carries out the projection this moment.

With reference to fig. 1 and 2, a fan 6 for blowing air to the projector 2 is arranged in the dustproof case 1, a fixing rod 8 is hinged to a top wall in the dustproof case 1, the fixing rod 8 is connected with the fan 6, and a driving assembly 9 for driving the fixing rod 8 to swing back and forth is arranged on the top wall in the dustproof case 1. Drive subassembly 9 including setting up first motor 91 in dust cover 1, first motor 91 fixed connection is on the roof of dust cover 1, the drive axle sleeve of first motor 91 is equipped with carousel 92, the axis of rotation of carousel 92 is parallel with the axis of rotation of dead lever 8, be provided with fixed axle 93 on the face of carousel 92 orientation dead lever 8, fixed axle 93 is located the border position of carousel 92 and fixed axle 93 is parallel with the axis of rotation of dead lever 8, offer the recess 10 that is used for supplying fixed axle 93 to pass along dead lever 8 length direction, recess 10 length is greater than the diameter that carousel 92 corresponds.

When the fan 6 needs to be driven to swing, the first motor 91 is started to drive the rotating disc 92 to rotate, the fixing shaft 93 rotates along with the rotating disc 92, the moving track of the fixing shaft 93 is circular, the fixing shaft 93 can move from one end of the groove 10 to the other end in the moving process, the fixing shaft 93 penetrates through the groove 10, the fixing shaft 93 drives the fixing rod 8 to swing in a reciprocating mode under the limitation of the groove 10, the moving track of the fixing rod 8 is arc-shaped, and therefore the fan 6 can swing in a reciprocating mode.

With reference to fig. 1 and 2, the fan 6 can blow off dust on the projector 2, and can also blow off dust around the projector 2, some dust can drop on the partition plate 3, the partition plate 3 is provided with a plurality of through holes 7 for allowing the dust to drop, and the dust removal chamber 12 is provided with a dust collection assembly for adsorbing dust. Dust absorption component is including setting up the electrostatic precipitator board 13 in dustproofing shell 1, and electrostatic precipitator board 13 is connected at the 1 lateral wall of dustproofing shell, and electrostatic precipitator board 13 has a plurality ofly and interval arrangement, and electrostatic precipitator board 13 is located dust removal chamber 12, and electrostatic precipitator board 13 leads to there is the electric current when 2 starts of projecting apparatus, and projecting apparatus 2 closes back electrostatic precipitator board 13 and does not have the electric current.

With reference to fig. 1 and 2, a collecting member for collecting dust is communicated with the dust-proof case 1, the collecting member is detachably connected to the protective case, in order to collect dust, the collecting member is set to be a collecting box 14 slidably connected to the bottom wall of the protective case, the collecting box 14 is located below the electrostatic dust-collecting plate 13, an opening 15 for the collecting box 14 to move into or out of the protective case is communicated with the protective case, the collecting box 14 is attached to the protective case, a pull ring 18 is arranged on the outer wall of the collecting box 14, and the pull ring 18 is used for pulling the collecting box 14 to slide.

When the projector 2 is used, the electrostatic dust removal plate 13 is electrified when the projector 2 is started, the electrostatic dust removal plate 13 adsorbs dust falling from the through hole 7, the electrostatic dust removal plate 13 is not electrified after the projector 2 is closed, the adsorbed dust on the electrostatic dust removal plate 13 falls into the collection box 14, and after the electrostatic dust removal plate is used for a period of time, the pull ring 18 is pulled to enable the collection box 14 to slide out from the bottom wall of the dustproof shell 1, and the dust in the collection box 14 is collected through centralized processing.

The implementation principle of the embodiment is as follows:

when needs use projecting apparatus 2, start second motor 17 and order about the articulated shaft and rotate, the articulated shaft drives door plant 5 and rotates in order to open breach 4, and projecting apparatus 2 accessible breach 4 carries out the projection this moment. Start first motor 91 and order about carousel 92 and rotate, fixed axle 93 rotates along with carousel 92 this moment, and fixed axle 93 drives dead lever 8 reciprocating swing under the restriction of recess 10, and the movement track of dead lever 8 is the arc to make fan 6 reciprocating swing, make fan 6 diversified blow to projecting apparatus 2. At this time, the electrostatic precipitator plate 13 is supplied with current, and the electrostatic precipitator plate 13 adsorbs dust falling from the through-hole 7.

When the projector 2 is not required to be used, the hinge shaft is adjusted by the second motor 17 so that the door panel 5 covers the notch 4, and the projector 2 is enclosed in the dust-proof case 1. When the projector 2 is turned off, the electrostatic dust collection plate 13 is not electrified, dust adsorbed on the electrostatic dust collection plate 13 falls into the collection box 14, after the dust collection box is used for a period of time, the pull ring 18 is pulled to enable the collection box 14 to slide out from the bottom wall of the dustproof shell 1, and the dust in the collection box 14 is processed in a centralized mode.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a projection arrangement for education industry which characterized in that: the dust-proof projection device comprises a dust-proof shell (1) and a projector (2) arranged in the dust-proof shell (1), wherein a partition plate (3) is arranged in the dust-proof shell (1), the dust-proof shell (1) is divided into a dust exhaust cavity (11) and a dust removal cavity (12) by the partition plate (3), the projector (2) is positioned in the dust exhaust cavity (11) and is placed on the partition plate (3), a notch (4) for the projector (2) to project is formed in the dust-proof shell (1), a door plate (5) for covering the notch (4) is hinged to the dust-proof shell (1), and a driving piece for driving the door plate (5) to rotate is arranged on the dust-proof shell (1); the dust-proof device is characterized in that a fan (6) used for blowing air to the projector (2) is arranged in the dust-proof shell (1), a plurality of through holes (7) used for allowing dust to fall are formed in the partition plate (3), and a dust collection assembly used for adsorbing dust is arranged in the dust collection cavity (12).

2. A projection device for the educational industry according to claim 1, wherein: the dust-proof shell is characterized in that a fixing rod (8) is hinged to the top wall in the dust-proof shell (1), the fixing rod (8) is connected with the fan (6), and a driving assembly (9) used for driving the fixing rod (8) to swing in a reciprocating mode is arranged on the top wall in the dust-proof shell (1).

3. A projection device for the educational industry according to claim 2, wherein: drive first motor (91) of subassembly (9) including setting up the roof in dustproofing shell (1), the drive shaft cover of first motor (91) is equipped with carousel (92), the axis of rotation of carousel (92) is parallel with the axis of rotation of dead lever (8), be provided with fixed axle (93) on carousel (92) the face towards dead lever (8), fixed axle (93) are located the border position of carousel (92) and fixed axle (93) are parallel with the axis of rotation of dead lever (8), follow dead lever (8) length direction offers recess (10) that are used for supplying fixed axle (93) to pass, recess (10) length is greater than the diameter that carousel (92) correspond.

4. A projection device for the educational industry according to claim 1, wherein: dust absorption component is including setting up electrostatic precipitator board (13) in shield shell (1), electrostatic precipitator board (13) have a plurality ofly and interval arrangement, electrostatic precipitator board (13) are located dust removal chamber (12), when projecting apparatus (2) start-up electrostatic precipitator board (13) lead to there is the electric current, projecting apparatus (2) close the back electrostatic precipitator board (13) do not have the electric current.

5. A projection device for the educational industry according to claim 4, wherein: and the dustproof shell (1) is communicated with a collecting piece for collecting dust, the collecting piece is detachably connected to the dustproof shell, and the collecting piece is positioned below the electrostatic dust collection plate (13).

6. A projection device for the educational industry according to claim 5, wherein: the collecting part is a collecting box (14) which is connected to the bottom wall of the protective shell in a sliding mode, the collecting box (14) is located below the electrostatic dust collection plate (13), an opening (15) which is used for allowing the collecting box (14) to move into or out of the protective shell is formed in the protective shell in a communicating mode, and the collecting box (14) is attached to the protective shell.

7. A projection device for the educational industry according to claim 1, wherein: the door panel (5) is provided with sealed pad (16) of round on the face towards breach (4), sealed pad (16) are located door panel (5) edge.