CN208999749U - A kind of multi-media classroom projector - Google Patents
A kind of multi-media classroom projector Download PDFInfo
- Publication number
- CN208999749U CN208999749U CN201821718024.0U CN201821718024U CN208999749U CN 208999749 U CN208999749 U CN 208999749U CN 201821718024 U CN201821718024 U CN 201821718024U CN 208999749 U CN208999749 U CN 208999749U
- Authority
- CN
- China
- Prior art keywords
- ontology
- support
- electric telescopic
- telescopic rod
- rod
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- 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.)
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Abstract
The utility model discloses a kind of multi-media classroom projectors, including ontology, fixed link and support rod, the front surface right end position of the ontology is installed by welding with the first electric telescopic rod, the fixed link extends through the upper surface in the first electric telescopic rod and hairbrush, the support rod is fitted tightly over the top position of ontology left and right ends respectively, cabinet is installed above the ontology, the bottom position of the left and right ends of the ontology is mounted on vertical bar, the inside left position of the support is installed by welding with the second electric telescopic rod, connecting rod is installed above the limited block, and the top of connecting rod is connected with support base, the bottom of the support base and ontology, which is run through, is equipped with cross bar, and the outside screw of cross bar is connected with gag lever post.The multi-media classroom is not only convenient for radiating with projector, increases the service life of the projector, and convenient for the angle of the projector is adjusted, additionally it is possible to dust be avoided to fall into radiation head.
Description
Technical field
The utility model relates to porjector technology field, specially a kind of multi-media classroom projector.
Background technique
Multi-media classroom in teaching process often use projector, but existing projector be generally all placed on it is very high
Position, when the angle to projector is adjusted, user must use bracket, then projector is adjusted manually,
To which existing device is not easy to that the angle of projector is adjusted, and user is easy to fall down from bracket, and
Existing device radiation effect is bad, and projector hot soak condition at work reduces the service life of projector；
Currently used multi-media classroom is not only not easy to radiate with projector, reduces the service life of the projector,
And be not easy to that the angle of the projector is adjusted, it is also easy to that dust is made to fall into radiation head, therefore, it is proposed that a kind of more
Media Classroom projector, in order to solve the problems, such as to propose among the above.
Summary of the invention
The purpose of this utility model is to provide a kind of multi-media classroom projectors, are proposed with solving above-mentioned background technique
Currently used multi-media classroom be not only not easy to radiate with projector, reduce the service life of the projector, and not
It is adjusted convenient for the angle to the projector, is also easy to the problem of making dust fall into radiation head.
To achieve the above object, the utility model provides the following technical solutions: a kind of multi-media classroom projector, including
Ontology, fixed link and support rod, the front surface right end position of the ontology are installed by welding with the first electric telescopic rod, and the first electricity
Through hairbrush is equipped with, the fixed link extends through the upper table in the first electric telescopic rod and hairbrush for the inside of dynamic telescopic rod
Face, the support rod are fitted tightly over the top position of ontology left and right ends respectively, and spring is connected on the inside of support rod, institute
It states and cabinet is installed above ontology, and the inside top position of cabinet is equipped with fan, the bottom of the left and right ends of the ontology
Portion position is mounted on vertical bar, and the end welding of vertical bar is provided with support, and the inside left position of the support welds installation
There is the second electric telescopic rod, and the right end of the second electric telescopic rod is connected with limited block, the company of being equipped with above the limited block
Extension bar, and the top of connecting rod is connected with support base, the bottom of the support base and ontology, which is run through, is equipped with cross bar, and cross bar
Outside screw be connected with gag lever post.
Preferably, the ontology constitutes rotational structure, and the connection of ontology and vertical bar in the top of support by connecting rod
Mode is hinged.
Preferably, first electric telescopic rod and the connection type of hairbrush is are bolted, and structure between hairbrush monomer
At circular configuration, and hairbrush is applied in the inside of the first electric telescopic rod.
Preferably, the support rod is by constituting stretching structure between spring and ontology, and the shape of support rod is " L "
Shape, and support rod is integrated with cabinet, and the bottom of cabinet is hollow structure.
Preferably, the limited block constitutes the structure that horizontally slips in the upper surface of support by the second electric telescopic rod, and
The upper surface of support is groove-like structure.
Preferably, the support base is by constituting detaching structure between cross bar and gag lever post and ontology, and support base is in " T "
Shape structure, and support base is symmetrical arranged about ontology.
Compared with prior art, the utility model has the beneficial effects that the multi-media classroom is not only convenient for dissipating with projector
Heat increases the service life of the projector, and convenient for the angle of the projector is adjusted, additionally it is possible to dust be avoided to fall
Enter radiation head；
1. support rod, by the compression of spring, can make cabinet by constituting stretching structure between spring and cabinet
The left and right ends of ontology are fixed on, is radiated by the fan that box house is installed to ontology, increases making for projector
Use the service life；
2. the rotation constituted between the slide construction and limited block and connecting rod by being constituted between limited block and support
Structure so that ontology rotates, and then carries out the angle of the projector so that the rotation of connecting rod drives support base rotation
It adjusts；
3. to move left and right through hairbrush inside it by the first electric telescopic rod, it can be to projection by hairbrush
Glass in the radiation head of instrument is cleaned, when projector when not in use, hairbrush constitute circular configuration can to radiation head into
Row blocks, and dust is avoided to fall into.
Detailed description of the invention
Fig. 1 is the utility model front cutting structural schematic diagram；
Fig. 2 is the utility model positive structure diagram；
Fig. 3 is the utility model side structure schematic view；
Fig. 4 is enlarged structure schematic diagram at A in the utility model Fig. 1.
In figure: 1, ontology；2, the first electric telescopic rod；3, hairbrush；4, fixed link；5, support rod；6, spring；7, cabinet；
8, fan；9, vertical bar；10, support；11, the second electric telescopic rod；12, limited block；13, connecting rod；14, support base；15, horizontal
Bar；16, gag lever post.
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. 1-4 is please referred to, the utility model provides a kind of technical solution: a kind of multi-media classroom projector, including this
Body 1, the first electric telescopic rod 2, hairbrush 3, fixed link 4, support rod 5, spring 6, cabinet 7, fan 8, vertical bar 9, support 10, second
Electric telescopic rod 11, limited block 12, connecting rod 13, support base 14, cross bar 15 and gag lever post 16, the front surface right end position of ontology 1
It sets and is installed by welding with the first electric telescopic rod 2, and the inside of the first electric telescopic rod 2, through hairbrush 3 is equipped with, ontology 1 passes through
Connecting rod 13 constitutes rotational structure in the top of support 10, and the connection type of ontology 1 and vertical bar 9 be it is hinged, pass through connecting rod
13 rotation drives the rotation of ontology 1, so that the angle to the projector is adjusted, the first electric telescopic rod 2 and hairbrush 3
Connection type is to be bolted, and circular configuration is constituted between 3 monomer of hairbrush, and hairbrush 3 is applied in the first electric telescopic rod 2
Inside, by moving back and forth convenient for cleaning to radiation head for hairbrush 3, fixed link 4 is extended through in the first electric expansion
The upper surface of bar 2 and hairbrush 3, support rod 5 is fitted tightly over the top position of 1 left and right ends of ontology respectively, and support rod 5 is interior
Side is connected with spring 6, and support rod 5 is by constituting stretching structure between spring 6 and ontology 1, and the shape of support rod 5 is L shape,
And support rod 5 is integrated with cabinet 7, and the bottom of cabinet 7 is hollow structure, by the compression of spring 6,
Support rod 5 can be made to fit closely with ontology 1, the top of ontology 1 is equipped with cabinet 7, and the inside top position installation of cabinet 7
There is fan 8, the bottom position of the left and right ends of ontology 1 is mounted on vertical bar 9, and the end welding of vertical bar 9 is provided with support 10,
The inside left position of support 10 is installed by welding with the second electric telescopic rod 11, and the right end of the second electric telescopic rod 11 is connected with
Limited block 12, limited block 12 constitute horizontally slip structure, and support in the upper surface of support 10 by the second electric telescopic rod 11
10 upper surface is groove-like structure, is rotated by the mobile drive connecting rod 13 of limited block 12, the top of limited block 12 is equipped with
Connecting rod 13, and the top of connecting rod 13 is connected with support base 14, the bottom of support base 14 and ontology 1, which is run through, is equipped with cross bar
15, and the outside screw of cross bar 15 is connected with gag lever post 16.
As in Fig. 3 support base 14 by constituting detaching structure, and support base 14 between cross bar 15 and gag lever post 16 and ontology 1
" T " shape structure, and support base 14 is symmetrical arranged about ontology 1, and seat 14 easy to support is separated with ontology 1, thus right
Ontology 1 is overhauled.
Working principle: when using the multi-media classroom projector, when needing the angle to ontology 1 to be adjusted,
Make limited block 12 in the groove-like structure internal slide of 10 upper surface of support, the shifting of limited block 12 by the second electric telescopic rod 11
It is dynamic that connecting rod 13 is driven to rotate, and to be fixedly connected between connecting rod 13 and support base 14, the rotation of connecting rod 13 drives support
Seat 14 rotates, so that ontology 1 rotates, and then the angle of the projector is adjusted, and support rod 5 passes through spring 6 and case
Stretching structure is constituted between body 7, by the compression of spring 6, so that support rod 5 is fitted tightly over the left and right ends of ontology 1,
It is radiated by the fan 8 installed inside cabinet 7 to ontology 1, to be applied in it by the first electric telescopic rod 2
The hairbrush 3 in portion moves left and right, and can be cleaned to the glass in the radiation head of projector by hairbrush 3, when projector does not make
Used time, the circular configuration that hairbrush 3 is constituted can block radiation head, and dust is avoided to fall into, and support base 14 passes through cross bar 15
Detaching structure is constituted between gag lever post 16 and ontology 1, convenient for overhauling to ontology 1, here it is multi-media classroom throwings
The whole work process of shadow instrument, the content being not described in detail in this specification belong to existing well known to professional and technical personnel in the field
There is technology.
The standardized element that the utility model uses can commercially, shaped piece according to specification and attached drawing
Record can carry out customized, the specific connection type of each part is all made of in the prior art mature bolt, rivet, weldering
Equal conventional means are connect, mechanical, part and equipment are all made of in the prior art, conventional model, in addition circuit connection is using existing
Conventional connection type in technology, this will not be detailed here.
Although the utility model is described in detail with reference to the foregoing embodiments, come for those skilled in the art
Say, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic into
Row equivalent replacement, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all
It is included within the scope of protection of this utility model.
Claims (6)
1. a kind of multi-media classroom projector, including ontology (1), fixed link (4) and support rod (5), it is characterised in that: described
The front surface right end position of ontology (1) is installed by welding with the first electric telescopic rod (2), and the inside of the first electric telescopic rod (2)
Through being equipped with hairbrush (3), the fixed link (4) is extended through in the upper surface of the first electric telescopic rod (2) and hairbrush (3),
The support rod (5) is fitted tightly over the top position of ontology (1) left and right ends respectively, and is connected on the inside of support rod (5)
Spring (6) is equipped with cabinet (7) above the ontology (1), and the inside top position of cabinet (7) is equipped with fan (8),
The bottom position of the left and right ends of the ontology (1) is mounted on vertical bar (9), and the end welding of vertical bar (9) is provided with support
(10), the inside left position of the support (10) is installed by welding with the second electric telescopic rod (11), and the second electric telescopic rod
(11) right end is connected with limited block (12), is equipped with connecting rod (13) above the limited block (12), and connecting rod (13)
Top be connected with support base (14), the bottom of the support base (14) and ontology (1), which is run through, to be equipped with cross bar (15), and horizontal
The outside screw of bar (15) is connected with gag lever post (16).
2. a kind of multi-media classroom projector according to claim 1, it is characterised in that: the ontology (1) passes through company
Extension bar (13) constitutes rotational structure in the top of support (10), and the connection type of ontology (1) and vertical bar (9) is hinged.
3. a kind of multi-media classroom projector according to claim 1, it is characterised in that: first electric telescopic rod
(2) and the connection type of hairbrush (3) is to be bolted, and circular configuration is constituted between hairbrush (3) monomer, and hairbrush (3) passes through
It is through the inside of the first electric telescopic rod (2).
4. a kind of multi-media classroom projector according to claim 1, it is characterised in that: the support rod (5) passes through
Constitute stretching structure between spring (6) and ontology (1), and the shape of support rod (5) is L shape, and support rod (5) and cabinet
(7) it is integrated, and the bottom of cabinet (7) is hollow structure.
5. a kind of multi-media classroom projector according to claim 1, it is characterised in that: the limited block (12) passes through
Second electric telescopic rod (11) constitutes the structure that horizontally slips in the upper surface of support (10), and the upper surface of support (10) is channel-shaped
Structure.
6. a kind of multi-media classroom projector according to claim 1, it is characterised in that: the support base (14) passes through
Detaching structure, and support base (14) " T " shape structure are constituted between cross bar (15) and gag lever post (16) and ontology (1), and are propped up
Seat (14) are supportted to be symmetrical arranged about ontology (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821718024.0U CN208999749U (en) | 2018-10-23 | 2018-10-23 | A kind of multi-media classroom projector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821718024.0U CN208999749U (en) | 2018-10-23 | 2018-10-23 | A kind of multi-media classroom projector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208999749U true CN208999749U (en) | 2019-06-18 |
Family
ID=66804274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821718024.0U Expired - Fee Related CN208999749U (en) | 2018-10-23 | 2018-10-23 | A kind of multi-media classroom projector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208999749U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111929972A (en) * | 2020-08-05 | 2020-11-13 | 南京城市职业学院(南京市广播电视大学) | Multimedia projection device for teaching |
-
2018
- 2018-10-23 CN CN201821718024.0U patent/CN208999749U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111929972A (en) * | 2020-08-05 | 2020-11-13 | 南京城市职业学院(南京市广播电视大学) | Multimedia projection device for teaching |
| CN111929972B (en) * | 2020-08-05 | 2021-08-27 | 南京城市职业学院(南京市广播电视大学) | Multimedia projection device for teaching |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190618 Termination date: 20191023 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |