CN206773385U - A kind of teaching projecting apparatus for being easy to maintenance - Google Patents
A kind of teaching projecting apparatus for being easy to maintenance Download PDFInfo
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- CN206773385U CN206773385U CN201720617343.1U CN201720617343U CN206773385U CN 206773385 U CN206773385 U CN 206773385U CN 201720617343 U CN201720617343 U CN 201720617343U CN 206773385 U CN206773385 U CN 206773385U
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- Prior art keywords
- projecting apparatus
- fixedly connected
- easy
- fixed cylinder
- maintenance
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Abstract
The utility model provides a kind of teaching projecting apparatus for being easy to maintenance, is related to instructional technology field.This is easy to the teaching projecting apparatus of maintenance, including projector main body and fixed cylinder, the projector main body to be located at the lower section of fixed cylinder, and the fixed cylinder is internally provided with fixed column.This is easy to the teaching projecting apparatus of maintenance, by the way that there is provided spring, limiting plate, movable plate, movable block and the first groove, projecting apparatus is set to be provided with the function of being easy to maintenance, effectively solves the projecting apparatus of teaching due to long-term use, the other reasonses such as the easy aging of interior arrangement need repairing, but general teaching is fixed in the air with projecting apparatus, the problem of maintenance not easy to remove, by the way that there is provided screw, fixed cylinder, fixed column and the second groove, projecting apparatus is set to possess height-adjustable function, effectively solve because projecting apparatus must be projected on curtain completely, but the debugging of in general projecting apparatus needs to take a long time, the problem of very inconvenient.
Description
Technical field
Instructional technology field is the utility model is related to, specially a kind of teaching projecting apparatus for being easy to maintenance.
Background technology
Teaching plays very important effect in the development of human civilization, and it has promoted great scientific and technological progress,
Twentieth century scientific and technological progress makes us praising again and again really to the great variety that human being's production and life are brought, from the ancient times
Rise and be always the person who can hear voices a long way off of people's illusion, farsighted person, airflight and fly to space and all become a reality in this century, and impart knowledge to students
Many equipment are needed, wherein projecting apparatus is exactly one of them.
Different according to working method, teaching is divided into CRT projecting apparatus, LCD projector and DLP projector etc. with projecting apparatus.
The projecting apparatus of teaching is because the other reasonses such as long-term use, the easy aging of interior arrangement need repairing, but typically
Teaching is fixed in the air with projecting apparatus, maintenance not easy to remove, and because projecting apparatus must be projected on curtain completely, but typically
Projecting apparatus debugging need take a long time, it is very inconvenient.
Utility model content
（One）The technical problem of solution
In view of the shortcomings of the prior art, the utility model provides a kind of teaching projecting apparatus for being easy to maintenance, solves
The problem of being mentioned in above-mentioned background technology.
（Two）Technical scheme
To realize object above, the utility model is achieved by the following technical programs：A kind of teaching for being easy to maintenance
With projecting apparatus, including projector main body and fixed cylinder, the projector main body is located at the lower section of fixed cylinder, the fixed cylinder it is interior
Portion is provided with fixed column, and one end of the fixed column is fixedly connected with the limited block being arranged on inside fixed cylinder, the fixed column
The other end be fixedly connected through the inner bottom wall of fixed cylinder with the fixed cover being arranged on above projector main body, the fixed cover
Side offers the first groove, and the inside that the right side of the fixed column is located at fixed cylinder offers the second groove, the fixed cylinder
Front be provided with screw, the end of thread of the screw contacts through the front of fixed cylinder with the inner roof wall of the second groove, described
Transverse slat is fixedly connected with the top of projector main body, the top both sides of the transverse slat have been fixedly connected with spring strut, the spring
The inner left wall of cylinder is fixedly connected with buffer board, spring is fixedly connected with the right side of the buffer board, the spring is away from buffer board
One end be fixedly connected with limiting plate, the right side of the limiting plate has been fixedly connected with fix bar up and down, and the fix bar is remote
One end of limiting plate is fixedly connected with movable plate, and the inner roof wall right side opening of the spring strut is provided with aperture, the top of the movable plate
Portion is fixedly connected through aperture with the movable block being arranged on above spring strut, is fixedly connected with the right side of the movable plate flexible
Post, the one end of the telescopic mast away from movable plate contact through the inner right wall of spring strut with the inner roof wall of the second groove.
Preferably, the surface of the projector main body is fixedly connected with lens barrel.
Preferably, the quantity of second groove is five, and the right side that five the second grooves are located at fixed column is equidistant up and down
From arrangement.
Preferably, the side of the limited block is fixedly connected with rubber ring, the outer ring of the rubber ring and fixed cylinder it is interior
Wall is fixedly sleeved.
Preferably, the movable plate and horizontal plane.
Preferably, the spring and horizontal plane are horizontal.
（Three）Beneficial effect
The utility model provides a kind of teaching projecting apparatus for being easy to maintenance, possesses following beneficial effect：
1st, teaching projecting apparatus for being easy to maintenance, by the way that there is provided spring, limiting plate, movable plate, movable block and first
Groove, projecting apparatus is provided with the function of being easy to maintenance, effectively solve the projecting apparatus of teaching due to long-term use, it is internal
The other reasonses such as the easy aging of device are needed repairing, but general teaching is fixed in the air with projecting apparatus, and maintenance not easy to remove is asked
Topic.
2nd, teaching projecting apparatus for being easy to maintenance, by there is provided screw, fixed cylinder, fixed column and the second groove, making
Projecting apparatus possesses height-adjustable function, effectively solves because projecting apparatus must be projected on curtain completely, but one
As projecting apparatus debugging need take a long time, it is very inconvenient the problem of.
Brief description of the drawings
Fig. 1 is the utility model structure diagram；
Fig. 2 is the enlarged drawing at A in the utility model structure chart 1；
Fig. 3 is the enlarged drawing at B in the utility model structure chart 1.
Wherein, 1 projector main body, 2 lens barrels, 3 transverse slats, 4 spring struts, 5 fixed covers, 6 screws, 7 fixed cylinders, 8 rubber rings, 9
Second groove, 10 fixed columns, 11 buffer boards, 12 springs, 13 limiting plates, 14 fix bars, 15 movable plates, 16 movable blocks, 17 first
Groove, 18 telescopic masts, 19 apertures, 20 limited blocks.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
The utility model embodiment provides a kind of teaching projecting apparatus for being easy to maintenance, as Figure 1-3, including projecting apparatus
Body 1 and fixed cylinder 7, projector main body 1 are located at the lower section of fixed cylinder 7, and the surface of projector main body 1 is fixedly connected with lens barrel 2,
Fixed cylinder 7 is internally provided with fixed column 10, and one end of fixed column 10 and the limited block 20 being arranged on inside fixed cylinder 7 are fixed and connected
Connect, by setting limited block 20, prevent fixed column 10 from departing from fixed cylinder 7, cause projecting apparatus to decline, the side of limited block 20 is fixed
Rubber ring 8 is connected with, the outer ring of rubber ring 8 and the inwall of fixed cylinder 7 are fixedly sleeved, by setting rubber ring 8, smaller limited block
Friction between 20 and the inwall of fixed cylinder 7, extend the service life of fixed cylinder 7, the other end of fixed column 10 is through fixed cylinder 7
Inner bottom wall is fixedly connected with being arranged on the fixed cover 5 of the top of projector main body 1, and the side of fixed cover 5 offers the first groove 17,
The inside that the right side of fixed column 10 is located at fixed cylinder 7 offers the second groove 9, and the quantity of the second groove 9 is five, five second
The right side that groove 9 is located at fixed column 10 is spaced substantially equidistant up and down, and the front of fixed cylinder 7 is provided with screw 6, by setting five the
Two grooves 9 and screw 6, change the height of projecting apparatus, and the end of thread of screw 6 is recessed through the front of fixed cylinder 7 and second
The inner roof wall contact of groove 9, the top of projector main body 1 are fixedly connected with transverse slat 3, by setting transverse slat 3, reduce projector main body
Pressure suffered by 1 upper surface, the top both sides of transverse slat 3 have been fixedly connected with spring strut 4, and the inner left wall of spring strut 4, which is fixed, to be connected
Buffer board 11 is connected to, the right side of buffer board 11 is fixedly connected with spring 12, and spring 12 is in compressive state, spring 12 and horizontal plane
Level, the one end of spring 12 away from buffer board 11 are fixedly connected with limiting plate 13, and the right side of limiting plate 13 is fixedly connected with up and down
There is fix bar 14, the one end of fix bar 14 away from limiting plate 13 is fixedly connected with movable plate 15, movable plate 15 and horizontal plane,
The inner roof wall right side opening of spring strut 4 is provided with aperture 19, and the top of movable plate 15 through aperture 19 and is arranged on the top of spring strut 4
Movable block 16 is fixedly connected, and by setting limiting plate 13 and fix bar 14, makes the direction of suffered power with spring 12 same
On straight line, the right side of movable plate 15 is fixedly connected with telescopic mast 18, and spring strut 4 is run through in the one end of telescopic mast 18 away from movable plate 15
Inner right wall contacted with the inner roof wall of the first groove 17.
Operation principle：Need repairing projecting apparatus when, by two movable blocks 16 to away from fixed column 10 direction press, make shifting
Dynamic plate 15 drives limiting plate 13 to compress spring 12, so that telescopic mast 18 departs from the inner roof wall of the first groove 17, so as to remove
Projecting apparatus, it is easy to further repair, it is necessary to when adjusting height, screw 6 is back-outed, fixed column 10 is risen or fallen, then will
Screw 6 screws back, and the upper surface of screw 6 is in contact with the second groove 9, completes regulation.
In summary, this be easy to maintenance teaching projecting apparatus, by there is provided spring 12, limiting plate 13, movable plate 15,
The groove 17 of movable block 16 and first, projecting apparatus is set to be provided with the function of being easy to maintenance, the projecting apparatus for effectively solving teaching
Due to long-term use, the other reasonses such as easy aging of interior arrangement are needed repairing, but general teaching is fixed in the air with projecting apparatus,
The problem of maintenance not easy to remove, by there is provided screw 6, fixed cylinder 7, the groove 9 of fixed column 10 and second, possessing projecting apparatus
Height-adjustable function, effectively solve because projecting apparatus must be projected on curtain completely, but in general projecting apparatus
Debugging needs take a long time, it is very inconvenient the problem of.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality
Body or operation make a distinction with another entity or operation, and not necessarily require or imply and deposited between these entities or operation
In any this actual relation or order, moreover, term " comprising ", "comprising" or its any other variant are intended to
Nonexcludability includes, so that process, method, article or equipment including a series of elements not only will including those
Element, but also the other element including being not expressly set out, or it is this process, method, article or equipment also to include
Intrinsic key element.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of teaching projecting apparatus for being easy to maintenance, including projector main body（1）And fixed cylinder（7）, the projector main body
（1）Positioned at fixed cylinder（7）Lower section, it is characterised in that：The fixed cylinder（7）Be internally provided with fixed column（10）, it is described solid
Fixed column（10）One end and be arranged on fixed cylinder（7）Internal limited block（20）It is fixedly connected, the fixed column（10）It is another
Fixed cylinder is run through at end（7）Inner bottom wall and be arranged on projector main body（1）The fixed cover of top（5）It is fixedly connected, the fixation
Set（5）Side offer the first groove（17）, the fixed column（10）Right side be located at fixed cylinder（7）Inside offer
Two grooves（9）, the fixed cylinder（7）Front be provided with screw（6）, the screw（6）The end of thread run through fixed cylinder（7）'s
Front and the second groove（9）Inner roof wall contact, the projector main body（1）Top be fixedly connected with transverse slat（3）, the horizontal stroke
Plate（3）Top both sides be fixedly connected with spring strut（4）, the spring strut（4）Inner left wall be fixedly connected with buffer board
（11）, the buffer board（11）Right side be fixedly connected with spring（12）, the spring（12）Away from buffer board（11）One end
It is fixedly connected with limiting plate（13）, the limiting plate（13）Right side up and down be fixedly connected with fix bar（14）, the fixation
Bar（14）Away from limiting plate（13）One end be fixedly connected with movable plate（15）, the spring strut（4）Inner roof wall on the right side of open up
There is aperture（19）, the movable plate（15）Top run through aperture（19）With being arranged on spring strut（4）The movable block of top（16）
It is fixedly connected, the movable plate（15）Right side be fixedly connected with telescopic mast（18）, the telescopic mast（18）Away from movable plate
（15）One end run through spring strut（4）Inner right wall and the first groove（17）Inner roof wall contact.
A kind of 2. teaching projecting apparatus for being easy to maintenance according to claim 1, it is characterised in that：The projector main body
（1）Surface be fixedly connected with lens barrel（2）.
A kind of 3. teaching projecting apparatus for being easy to maintenance according to claim 1, it is characterised in that：Second groove
（9）Quantity be five, five the second grooves（9）Positioned at fixed column（10）Right side up and down be spaced substantially equidistant.
A kind of 4. teaching projecting apparatus for being easy to maintenance according to claim 1, it is characterised in that：The limited block（20）
Side be fixedly connected with rubber ring（8）, the rubber ring（8）Outer ring and fixed cylinder（7）Inwall it is fixedly sleeved.
A kind of 5. teaching projecting apparatus for being easy to maintenance according to claim 1, it is characterised in that：The movable plate（15）
With horizontal plane.
A kind of 6. teaching projecting apparatus for being easy to maintenance according to claim 1, it is characterised in that：The spring（12）With
Horizontal plane is horizontal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720617343.1U CN206773385U (en) | 2017-05-28 | 2017-05-28 | A kind of teaching projecting apparatus for being easy to maintenance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720617343.1U CN206773385U (en) | 2017-05-28 | 2017-05-28 | A kind of teaching projecting apparatus for being easy to maintenance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206773385U true CN206773385U (en) | 2017-12-19 |
Family
ID=60639143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720617343.1U Expired - Fee Related CN206773385U (en) | 2017-05-28 | 2017-05-28 | A kind of teaching projecting apparatus for being easy to maintenance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206773385U (en) |
-
2017
- 2017-05-28 CN CN201720617343.1U patent/CN206773385U/en not_active Expired - Fee Related
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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: 20171219 Termination date: 20180528 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |