CN208487368U - A kind of adjustable projector of teaching - Google Patents
A kind of adjustable projector of teaching Download PDFInfo
- Publication number
- CN208487368U CN208487368U CN201820777930.1U CN201820777930U CN208487368U CN 208487368 U CN208487368 U CN 208487368U CN 201820777930 U CN201820777930 U CN 201820777930U CN 208487368 U CN208487368 U CN 208487368U
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- China
- Prior art keywords
- bearing frame
- movable
- rigid support
- angular adjustment
- screw rod
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Abstract
The utility model discloses a kind of adjustable projectors of teaching, including rigid support, the top movable of the rigid support is equipped with movable supporting seat, the top movable of the movable supporting seat is connected with bearing frame, the top movable of the bearing frame is equipped with connection bottom bar, is fixedly installed with projection device at the top of the connection bottom bar.The inside that the utility model facilitates control screw rod to leave contraction inner cavity by rotating movable sleeve, to facilitate the height for improving projection device, and since movable sleeve is threadedly coupled with screw rod, movable sleeve, which is greater than, extends opening, movable sleeve is supported bearing frame, facilitate its fixation, control pinion is facilitated to be rotated by swing handle, to which pinion drives master gear to be rotated, realize the adjusting that level angle is carried out to projection device, the advantages of having reached convenient for angular adjustment, solve the problems, such as that existing projector is inconvenient to carry out angular adjustment and influences projector used in the teaching.
Description
Technical field
The utility model relates to teaching equipment technical fields, the specially a kind of adjustable projector of teaching.
Background technique
Teaching is a kind of distinctive personnel training activity of the mankind composed by the religion of teacher and student.Pass through this work
Dynamic, teacher guides student to learn and grasp cultural and technical knowledge and technical ability purposeful, planned and organizedly, promotes student's element
Matter improves, them is made to become people required for society.
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.
Existing projector is when in use, different when due to section due in teaching process, the irradiating angle of sunlight in classroom
Difference prevents projection process from reflective phenomenon occurs, influences to throw so needing to carry out angular adjustment to projector according to lighting angle
The normal projection of shadow instrument operates, however existing projector is inconvenient to carry out angular adjustment, to influence projector in teaching
Use.
Utility model content
The purpose of this utility model is to provide a kind of adjustable projector of teaching, have convenient for angular adjustment
Advantage solves the problems, such as that existing projector is inconvenient to carry out angular adjustment and influences projector used in the teaching.
To achieve the above object, the utility model provides the following technical solutions: a kind of adjustable projector of teaching, packet
Rigid support is included, the top movable of the rigid support is equipped with movable supporting seat, and the top movable of the movable supporting seat connects
It is connected to bearing frame, the top movable of the bearing frame is equipped with connection bottom bar, is fixedly installed with throwing at the top of the connection bottom bar
Shadow equipment is fixedly connected with screw rod at the top of the movable supporting seat, and the inside of the bearing frame, which offers, shrinks inner cavity, described
The bottom of bearing frame offers extension opening, and the contraction inner cavity is open by extending and is connected on the outside of bearing frame, described
The top of screw rod extends to the inside of contraction inner cavity by extending opening, and the screw rod is fixed positioned at the one end for shrinking inner cavity
Restricted baffle is connected, the outer surface thread that the screw rod is located at outside bearing frame is socketed with movable sleeve, the top of the movable sleeve
End and the bottom connection of bearing frame touch, and recreation room is offered at the top of the bearing frame, and the bottom end of the connection bottom bar extends to
The inside of the inside of recreation room, the connection bottom bar is fixedly installed with angular adjustment bar, and the right end of the angular adjustment bar runs through
Bearing frame extends to the outside of bearing frame and is fixedly connected with control handle, and the right side of the bearing frame offers and angle tune
The compatible threaded hole of pole, and angular adjustment bar is threadedly coupled by threaded hole with bearing frame.
Preferably, the back side of the bearing frame offers adjusting opening, and the adjusting opening is connected with recreation room, described
The width value for adjusting opening is greater than the width value of connection bottom bar.
Preferably, the width value of the limitation baffle is greater than the width value for extending opening, and the width value of the movable sleeve is big
In the width value for extending opening.
Preferably, the inside of the rigid support offers first gear chamber, and the inside of first gear chamber is equipped with main tooth
Wheel, the inside of the rigid support offers second gear chamber, and the inside of second gear chamber is equipped with pinion, first gear chamber
It is connected with second gear chamber, the master gear is meshed with pinion.
Preferably, one end that the movable supporting seat is connected with rigid support is through rigid support and extends to the first tooth
The inside of chamber is taken turns, the movable supporting seat, which is located at the top of the one end and master gear in the intracavitary portion of first gear, to be fixedly connected.
Preferably, the right side of the pinion is fixedly connected with swing handle, and the other end of the swing handle runs through
Rigid support and the outside for extending to rigid support.
Compared with prior art, the beneficial effects of the utility model are as follows:
1, the utility model facilitates control angle adjusting rod to be rotated by the way that control handle is arranged, due to angular adjustment bar
It is to be threadedly coupled with bearing frame, so that control angle adjusting rod be facilitated to be rotated, and conveniently angle adjusting rod is fixed,
The rotation of angled adjusting rod facilitates adjusting to throw so that the connection bottom bar of its connection of control and projection device be facilitated to be rotated
The projection angle of shadow equipment；
2, the inside that the utility model facilitates control screw rod to leave contraction inner cavity by rotating movable sleeve, to facilitate raising
The height of projection device, and since movable sleeve is threadedly coupled with screw rod, movable sleeve, which is greater than, extends opening, enables movable sleeve right
Bearing frame is supported, and facilitates its fixation, facilitates control pinion to be rotated by swing handle, so that pinion drives
The advantages of master gear is rotated, and is realized the adjusting for carrying out level angle to projection device, has been reached convenient for angular adjustment, solves
Existing projector is inconvenient to carry out angular adjustment to influence projector problem used in teaching.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is structural schematic diagram at A in the utility model Fig. 1；
Fig. 3 is structural schematic diagram at B in the utility model Fig. 1；
Fig. 4 is the utility model rigid support schematic diagram of internal structure.
In figure: 1 projection device, 2 rigid supports, 3 movable supporting seats, 4 bearing frames, 5 connection bottom bars, 6 movable sleeves, 7 are shunk
Inner cavity, 8 screw rods, 9 limitation baffles, 10 extend openings, 11 recreation rooms, 12 control handles, 13 angular adjustment bars, 14 adjust be open,
15 swing handles, 16 master gears, 17 pinions.
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, a kind of adjustable projector of teaching, including rigid support 2 are please referred to, the top of rigid support 2 is living
Dynamic to be equipped with movable supporting seat 3, the top movable of movable supporting seat 3 is connected with bearing frame 4, the top movable installation of bearing frame 4
There is connection bottom bar 5, the top of connection bottom bar 5 is fixedly installed with projection device 1, and the top of movable supporting seat 3 is fixedly connected with spiral shell
Bar 8, the inside of bearing frame 4, which offers, shrinks inner cavity 7, and the bottom of bearing frame 4 offers extension opening 10, shrinks inner cavity 7 and passes through
Extend opening 10 to be connected with the outside of bearing frame 4, the top of screw rod 8 is extended to by extension opening 10 shrinks the interior of inner cavity 7
Portion, screw rod 8 are located at the one end shunk inside inner cavity 7 and are fixedly connected with restricted baffle 9, and screw rod 8 is located at the appearance outside bearing frame 4
Face screw thread is socketed with movable sleeve 6, and the top of movable sleeve 6 and the bottom connection of bearing frame 4 touch, and the width value of limitation baffle 9 is greater than
Extend the width value of opening 10, the width value of movable sleeve 6 is greater than the width value for extending opening 10, and the top of bearing frame 4 offers
Recreation room 11, the bottom end of connection bottom bar 5 extend to the inside of recreation room 11, and angled tune is fixedly mounted in the inside of connection bottom bar 5
The right end of pole 13, angular adjustment bar 13 extends to the outside of bearing frame 4 and is fixedly connected with control handle through bearing frame 4
12, the right side of bearing frame 4 offers threaded hole compatible with angular adjustment bar 13, and angular adjustment bar 13 passes through threaded hole
It is threadedly coupled with bearing frame 4, the back side of bearing frame 4 offers adjusting opening 14, adjusts opening 14 and is connected with recreation room 11, adjusts
The width value of section opening 14 is greater than the width value of connection bottom bar 5, and the inside of rigid support 2 offers first gear chamber, and first
The inside of gear cavity is equipped with master gear 16, and the inside of rigid support 2 offers second gear chamber, and the inside of second gear chamber is set
There is pinion 17, first gear chamber is connected with second gear chamber, and master gear 16 is meshed with pinion 17, movable supporting seat 3
The one end being connected with rigid support 2 runs through rigid support 2 and extends to the inside of first gear chamber, and movable supporting seat 3 is located at
The one end in the intracavitary portion of first gear is fixedly connected with the top of master gear 16, and the right side of pinion 17 is fixedly connected with turning handle
The other end of hand 15, swing handle 15 runs through rigid support 2 and extends to the outside of rigid support 2.
In summary: the adjustable projector of the teaching facilitates control angle adjusting rod by the way that control handle 12 is arranged
13 are rotated, since angular adjustment bar 13 is to be threadedly coupled with bearing frame 4, to facilitate 13 turns of angle adjusting rod of control
It is dynamic, and conveniently angle adjusting rod 13 is fixed, the rotation of angled adjusting rod 13, to facilitate the connection of its connection of control
Bottom bar 5 and projection device 1 are rotated, and the projection angle for adjusting projection device 1 is facilitated, and facilitate control by rotating movable sleeve 6
Screw rod 8 leaves the inside for shrinking inner cavity 7, to facilitate the height for improving projection device 1, and since movable sleeve 6 and screw rod 8 are spiral shell
Line connection, movable sleeve 6, which is greater than, extends opening 10, and movable sleeve 6 is supported bearing frame 4, facilitates its fixation, passes through
Swing handle 15 facilitates control pinion 17 to be rotated, so that pinion 17 drives master gear 16 to be rotated, realizes to throwing
The advantages of shadow equipment 1 carries out the adjusting of level angle, has reached convenient for angular adjustment, solving existing projector is inconvenient to carry out
Angular adjustment influences projector problem used in teaching.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
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 (6)
1. a kind of adjustable projector of teaching, including rigid support (2), it is characterised in that: the top of the rigid support (2)
Portion is movably installed with movable supporting seat (3), and the top movable of the movable supporting seat (3) is connected with bearing frame (4), the load-bearing
The top movable of frame (4) is equipped with connection bottom bar (5), is fixedly installed with projection device (1) at the top of the connection bottom bar (5),
It is fixedly connected with screw rod (8) at the top of the movable supporting seat (3), the inside of the bearing frame (4), which offers, shrinks inner cavity
(7), the bottom of the bearing frame (4) offers extension opening (10), and the contraction inner cavity (7) is by extending opening (10) and holding
It is connected on the outside of weight frame (4), the top of the screw rod (8) extends to the inside of contraction inner cavity (7) by extending opening (10),
The screw rod (8) is located at the internal one end of contraction inner cavity (7) and is fixedly connected restricted baffle (9), and the screw rod (8) is located at load-bearing
The external outer surface thread of frame (4) is socketed with movable sleeve (6), the top of the movable sleeve (6) and the bottom connection of bearing frame (4)
It touches, is offered recreation room (11) at the top of the bearing frame (4), the bottom end of connection bottom bar (5) extends to recreation room (11)
Inside, it is described connection bottom bar (5) inside be fixedly installed with angular adjustment bar (13), the right end of the angular adjustment bar (13)
The outside of bearing frame (4) is extended to through bearing frame (4) and is fixedly connected with control handle (12), the right side of the bearing frame (4)
Side offers the compatible threaded hole with angular adjustment bar (13), and angular adjustment bar (13) passes through threaded hole and bearing frame
(4) it is threadedly coupled.
2. a kind of adjustable projector of teaching according to claim 1, it is characterised in that: the bearing frame (4)
The back side offers adjusting opening (14), and the adjusting opening (14) is connected with recreation room (11), described to adjust be open (14)
Width value is greater than the width value of connection bottom bar (5).
3. a kind of adjustable projector of teaching according to claim 1, it is characterised in that: the limitation baffle (9)
Width value be greater than the width value for extending opening (10), the width value of the movable sleeve (6) is greater than the width for extending opening (10)
Value.
4. a kind of adjustable projector of teaching according to claim 1, it is characterised in that: the rigid support (2)
Inside offer first gear chamber, and the inside of first gear chamber is equipped with master gear (16), the inside of the rigid support (2)
Second gear chamber is offered, and the inside of second gear chamber is equipped with pinion (17), first gear chamber is connected with second gear chamber
Logical, the master gear (16) is meshed with pinion (17).
5. a kind of adjustable projector of teaching according to claim 1 or 4, it is characterised in that: the movable supporting
One end that seat (3) is connected with rigid support (2) runs through rigid support (2) and extends to the inside of first gear chamber, the work
Dynamic support base (3), which are located at the top of the one end and master gear (16) in the intracavitary portion of first gear, to be fixedly connected.
6. a kind of adjustable projector of teaching according to claim 4, it is characterised in that: the pinion (17)
Right side is fixedly connected with swing handle (15), and the other end of the swing handle (15) through rigid support (2) and extends to
The outside of rigid support (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820777930.1U CN208487368U (en) | 2018-05-24 | 2018-05-24 | A kind of adjustable projector of teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820777930.1U CN208487368U (en) | 2018-05-24 | 2018-05-24 | A kind of adjustable projector of teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208487368U true CN208487368U (en) | 2019-02-12 |
Family
ID=65249890
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820777930.1U Expired - Fee Related CN208487368U (en) | 2018-05-24 | 2018-05-24 | A kind of adjustable projector of teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208487368U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111022852A (en) * | 2019-12-16 | 2020-04-17 | 黑河学院 | Angle adjusting mechanism for teaching projector demonstration and use method thereof |
-
2018
- 2018-05-24 CN CN201820777930.1U patent/CN208487368U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111022852A (en) * | 2019-12-16 | 2020-04-17 | 黑河学院 | Angle adjusting mechanism for teaching projector demonstration and use method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 518000 Building A1, 130 Silicon Valley Power Park, Sili Road, Kukeng Community, Guanlan Street, Longhua District, Shenzhen City, Guangdong Province Patentee after: SHENZHEN HOTACK TECHNOLOGY CO.,LTD. Address before: 518000 Haochuang Industrial Park, No. 95 Pinus tabulaeformis Road, Longhua New District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN HOTACK TECHNOLOGY CO.,LTD. |
|
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 518000 units 1501, 1502, 1503, 1508 and 1509, 15 / F, block C, Huanzhi center, No. 3639, Longhua Avenue, Jinglong community, Longhua street, Longhua District, Shenzhen, Guangdong Province (a business place is set up at 401, B2, floor 4, building A1, No. 130, Silicon Valley power third park, Sili Road, Kukeng community, Guanlan street, Longhua District, Shenzhen to engage in production and business activities) Patentee after: Shenzhen hetianchuang Technology Co.,Ltd. Address before: 518000 Building A1, 130 Silicon Valley Power Park, Sili Road, Kukeng Community, Guanlan Street, Longhua District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN HOTACK TECHNOLOGY CO.,LTD. |
|
| 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: 20190212 |