CN208156402U - A kind of Computer Major Teaching multimedia equipment - Google Patents
A kind of Computer Major Teaching multimedia equipment Download PDFInfo
- Publication number
- CN208156402U CN208156402U CN201820864842.5U CN201820864842U CN208156402U CN 208156402 U CN208156402 U CN 208156402U CN 201820864842 U CN201820864842 U CN 201820864842U CN 208156402 U CN208156402 U CN 208156402U
- Authority
- CN
- China
- Prior art keywords
- grid
- projector
- casing
- thermovent
- frame
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of Computer Major Teaching multimedia equipments, including projector casing, the front surface of the projector casing is provided with thermovent, the side of the thermovent is provided with projection lens, the thermovent is internally provided with grid, and the projector casing is connected with grid by shaft, the side of the grid is provided with connecting plate；By devising the grid being mounted on inside thermovent, grid, which is mounted on, to be fixedly connected on frame, connection frame is connect with electric pushrod, the opening and closing of grid are controlled by electric pushrod, it operates very convenient, can be to avoid when not in use, the damage of inner body is caused in the inside that dust enters projector, extends the service life of projector；The limit sliding chutes and limit sliding chutes inner cover plate of projector casing inner wall are mounted on, are attached by snap fit, remove more convenient, the side of limit sliding chutes is provided with baffle, can prevent cover board from skidding off.
Description
Technical field
The utility model belongs to porjector technology field, and in particular to a kind of Computer Major Teaching multimedia equipment.
Background technique
Projector be it is a kind of the profile of workpiece is amplified using optical element, and the optics instrument being projected on shadow screen
Device.It can make profile measurement with transmitted light, it is also possible to the surface shape and observation piece surface of reflected light measurement blind hole.Projection
The particularly suitable measurement complex outline of instrument and tiny workpiece, as clock and watch part, punching parts, electronic component, template, mold, screw thread,
Gear and molding cutter etc., checkability is high, easy to use；It is widely used in measuring room, workshop, to instrument and meter and clock
Table row industry is especially suitable.
The casing of existing projector has opened up thermovent, due to being connected to inside thermovent and projector, usually not
During use, projector exposes in air, so that dust or other impurities are entered in projector by thermovent
Portion, causes projector to cover dirt, and dust will affect the heat dissipation of projector, will cause the corrosion of projector internal circuit, shadow what is more
Its service life is rung, existing projector cover board is all bolted mostly, and when detachable maintaining operates more troublesome
The problem of, thus it is proposed that a kind of Computer Major Teaching multimedia equipment.
Utility model content
The purpose of this utility model is to provide a kind of Computer Major Teaching multimedia equipments, to solve above-mentioned background
The casing of the existing projector proposed in technology has opened up thermovent, due to being connected to inside thermovent and projector, puts down
When do not use during, projector exposure in air so that dust or other impurities enter projection by thermovent
Inside instrument, projector is caused to cover dirt, dust will affect the heat dissipation of projector, will cause the corruption of projector internal circuit what is more
Erosion, influences its service life, and existing projector cover board is all bolted mostly, and when detachable maintaining, which operates, compares
Troublesome problem.
To achieve the above object, the utility model provides the following technical solutions：A kind of Computer Major Teaching multimedia
Equipment, including projector casing, the front surface of the projector casing are provided with thermovent, and the side of the thermovent is provided with
Projection lens, the thermovent is internally provided with grid, and the projector casing is connected with grid by shaft, the lattice
The side of grid is provided with connecting plate, and the grid is connected with connecting plate by shaft, and the side of the connecting plate is provided with solid
Determine connection frame, and the connecting plate is bolted to connection with frame is fixedly connected with, it is described to be fixedly connected with frame and projector casing
Junction be provided with support frame, the middle position for being fixedly connected with frame is provided with electric pushrod, the one of the electric pushrod
End is connect by welding with projector casing.The other end is fixedly connected by bolt with frame is fixedly connected with, the projector casing
Top inner side offer limit sliding chutes, the limit sliding chutes are internally provided with cover board, and the side of the cover board is provided with gear
Plate, the side of the baffle are provided with handle, and the bottom end of the baffle is provided with telescopic rod, the connection of the baffle and telescopic rod
Place is provided with spring, and the rear surface setting of the projector casing is fluted.
Preferably, there are six the grid is arranged altogether, and grid is equidistant is mounted on thermovent.
Preferably, the turning of the bottom end of the projector casing four is provided with screw thread adjusting rod.
It preferably, is to fit closely structure between the grid.
Preferably, the height of the limit sliding chutes and the height of cover board are consistent.
Compared with prior art, the utility model has the beneficial effects that：By devising the lattice being mounted on inside thermovent
Grid, grid, which is mounted on, to be fixedly connected on frame, and connection frame is connect with electric pushrod, controlled by electric pushrod grid opening and
Closure, operates very convenient, can be to avoid when not in use, and inner body is caused in the inside that dust enters projector
Damage, extends the service life of projector；The limit sliding chutes and limit sliding chutes inner cover plate of projector casing inner wall are mounted on, are passed through
Snap fit is attached, and removes more convenient, and the side of limit sliding chutes is provided with baffle, can prevent cover board from skidding off.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the cell structure schematic diagram of the utility model；
Fig. 3 is the projector casing sectional view of the utility model；
Fig. 4 is the projector casing structure schematic diagram of the utility model；
Fig. 5 is the grid partial enlarged view of the utility model；
In figure：1, projector casing；2, thermovent；3, grid；4, cover board；5, projection lens；6, connecting plate；7, fixed to connect
Connect frame；8, support frame；9, electric pushrod；10, baffle；11, handle；12, spring；13, telescopic rod；14, limit sliding chutes；15, recessed
Slot.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1 to Fig. 5 is please referred to, the utility model provides a kind of technical solution：A kind of Computer Major Teaching multimedia
Equipment, including projector casing 1, the front surface of projector casing 1 are provided with thermovent 2, and the side of thermovent 2 is provided with projection
Camera lens 5, thermovent 2 is internally provided with grid 3, and projector casing 1 is connected with grid 3 by shaft, and the side of grid 3 is set
It is equipped with connecting plate 6, and grid 3 is connected with connecting plate 6 by shaft, the side of connecting plate 6, which is provided with, is fixedly connected with frame 7, and even
Fishplate bar 6 is bolted to connection with frame 7 is fixedly connected with, and the junction for being fixedly connected with frame 7 and projector casing 1 is provided with support
Frame 8, the middle position for being fixedly connected with frame 7 are provided with electric pushrod 9, and one end of electric pushrod 9 passes through welding and projector casing 1
Connection.The other end is fixedly connected by bolt with frame 7 is fixedly connected with, and the top inner side of projector casing 1 offers limit sliding chutes
14, limit sliding chutes 14 are internally provided with cover board 4, and the side of cover board 4 is provided with baffle 10, and the side of baffle 10 is provided with handle
11, the bottom end of baffle 10 is provided with telescopic rod 13, and the junction of baffle 10 and telescopic rod 13 is provided with spring 12, projector casing
1 rear surface setting fluted 15.
Dust enters in order to prevent, in the present embodiment, it is preferred that there are six grid 3 is arranged altogether, and grid 3 is equidistant
It is mounted on thermovent 2.
In order to adjust the height of projector, in the present embodiment, it is preferred that the turning of bottom end four of projector casing 1 is all provided with
It is equipped with screw thread adjusting rod.
In order to make better tightness, in the present embodiment, it is preferred that fit closely structure between grid 3.
In order to preferably fix cover board 4, in the present embodiment, it is preferred that the height of limit sliding chutes 14 and the height one of cover board 4
It causes.
The working principle and process for using of the utility model：After device installation, after connecting power supply, pressed by opening power supply
After button, projection lens 5 is started to work, then by after push switch button, so that electric pushrod 9 is started to work, grid 3 and heat dissipation
Mouthfuls 2 are connected with connecting plate 6 by shaft by shaft connection, grid 3, connecting plate 6 be fixedly connected with 7 company of being bolted of frame
It connects, is fixedly connected with frame 7 and is connect with the sliding slot of support frame 8 by shaft, electric pushrod 9 is bolted with frame 7 is fixedly connected with
Connection, when electric pushrod 9 extends, the drive of electric pushrod 9 is fixedly connected with frame 7 and is moved in the sliding slot of support frame 8, fixed
Connecting plate 6 on connection frame 7 drives grid 3 to be moved, so that grid 3 is opened, it can be to inside after grid 3 is opened
It radiates, when not in use, electric pushrod 9 will retract, to grid 3 be closed, to prevent external dust from entering
To inside projector, when if desired projector being repaired and cleared up, it is only necessary to baffle 10 is pressed down on by handle 11,
It again will be after cover board 4 extracts out by the handle of cover board 4, so that it may inside clear up and be repaired, when installation, it is only necessary to be passed through
After handle 11 pushes baffle 10, cover board 4 is put into limit sliding chutes 14, cover board 4 is fastened in limit sliding chutes 14, is being kept off
In the case where the non-stress of plate 10, since baffle 10 being bounced under the action of spring 12, thus to the effect that cover board 4 is limited,
It operates very convenient.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of Computer Major Teaching multimedia equipment, including projector casing (1), it is characterised in that：The projector
The front surface of casing (1) is provided with thermovent (2), and the side of the thermovent (2) is provided with projection lens (5), the heat dissipation
Mouth (2) is internally provided with grid (3), and the projector casing (1) is connected with grid (3) by shaft, the grid (3)
Side be provided with connecting plate (6), and the grid (3) is connected with connecting plate (6) by shaft, the one of the connecting plate (6)
Side, which is provided with, to be fixedly connected frame (7), and the connecting plate (6) is bolted to connection with frame (7) is fixedly connected with, the fixation
The junction of connection frame (7) and projector casing (1) is provided with support frame (8), and the interposition for being fixedly connected with frame (7) installs
It is equipped with electric pushrod (9), one end of the electric pushrod (9) is connect by welding with projector casing (1), and the other end passes through spiral shell
Bolt is fixedly connected with frame (7) is fixedly connected with, and the top inner side of the projector casing (1) offers limit sliding chutes (14), described
Limit sliding chutes (14) are internally provided with cover board (4), and the side of the cover board (4) is provided with baffle (10), the baffle (10)
Side be provided with handle (11), the bottom end of the baffle (10) is provided with telescopic rod (13), the baffle (10) and telescopic rod
(13) junction is provided with spring (12), and fluted (15) are arranged in the rear surface of the projector casing (1).
2. a kind of Computer Major Teaching multimedia equipment according to claim 1, it is characterised in that：The grid
(3) altogether there are six settings, and grid (3) is equidistant is mounted on thermovent (2).
3. a kind of Computer Major Teaching multimedia equipment according to claim 1, it is characterised in that：The projector
The turning of bottom end four of casing (1) is provided with screw thread adjusting rod.
4. a kind of Computer Major Teaching multimedia equipment according to claim 1, it is characterised in that：The grid
It (3) is to fit closely structure between.
5. a kind of Computer Major Teaching multimedia equipment according to claim 1, it is characterised in that：The limit is slided
The height of slot (14) is consistent with the height of cover board (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820864842.5U CN208156402U (en) | 2018-05-26 | 2018-05-26 | A kind of Computer Major Teaching multimedia equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820864842.5U CN208156402U (en) | 2018-05-26 | 2018-05-26 | A kind of Computer Major Teaching multimedia equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208156402U true CN208156402U (en) | 2018-11-27 |
Family
ID=64389056
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820864842.5U Expired - Fee Related CN208156402U (en) | 2018-05-26 | 2018-05-26 | A kind of Computer Major Teaching multimedia equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208156402U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111343811A (en) * | 2020-03-05 | 2020-06-26 | 武汉华星光电半导体显示技术有限公司 | Heat dissipation system and shell of foldable mobile terminal and foldable mobile terminal |
-
2018
- 2018-05-26 CN CN201820864842.5U patent/CN208156402U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111343811A (en) * | 2020-03-05 | 2020-06-26 | 武汉华星光电半导体显示技术有限公司 | Heat dissipation system and shell of foldable mobile terminal and foldable mobile terminal |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice | ||
| DD01 | Delivery of document by public notice |
Addressee: Zhao Xuan Document name: Notice of termination of patent right |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181127 |