CN209657510U - Projector is used in a kind of teaching - Google Patents
Projector is used in a kind of teaching Download PDFInfo
- Publication number
- CN209657510U CN209657510U CN201820178257.XU CN201820178257U CN209657510U CN 209657510 U CN209657510 U CN 209657510U CN 201820178257 U CN201820178257 U CN 201820178257U CN 209657510 U CN209657510 U CN 209657510U
- Authority
- CN
- China
- Prior art keywords
- groove
- sleeve
- bevel gear
- touch panel
- side wall
- 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 teaching projectors, a kind of this teaching projector architecture is simple, start external power supply, electric motor starting, drive first bevel gear rotation, make second bevel gear and third hand tap gear while rotating, second bevel gear band moving gear engagement in rotation annular rack, gear is set to drive installs case, motor and first sleeve rotate simultaneously, third hand tap gear band moving mandrel rotates, in thread groove, it is while rotating sliding block and mobile to the first groove direction, it is rotatably connected on after sliding block moves away thread groove in third annular groove, cleaning rod is pushed to move into the inner cavity of the first groove, camera lens is cleaned, the first touch panel on cleaning rod contradicts the second touch panel simultaneously, rotate flabellum, blow away the dust on camera lens, deashing is carried out to the camera lens on projector main body by a series of measure, with very strong Practicability.
Description
Technical field
The utility model relates to teaching equipment field, projector is used in specially a kind of teaching.
Background technique
During daily teaching, projector is a particularly common equipment, however many schools are all made of now
Chalk-writing causes dust in classroom more, is easy to be stained in the camera lens of projector, influences the effect of projector, for this purpose, we
It is proposed a kind of teaching projector.
Utility model content
The purpose of this utility model is to provide a kind of teaching projectors, to solve mentioned above in the background art ask
Topic.
To achieve the above object, the utility model provides the following technical solutions:
A kind of impart knowledge to students uses projector, including projector main body and camera lens, and it is recessed to offer first on the side wall of projector main body
Slot is connected with camera lens on the side wall of the first groove, and L shape installation cavity, the L shape installation are offered on the side wall of first groove
Laterally one section of one end by portrait attachment offers first annular sliding slot to chamber, slidably connects motor in the first annular sliding slot,
Shaft on the motor extends in the inner cavity of installs case and is connected with first bevel gear, the peace through the side wall of installs case
Vanning is slidably connected in the second annular groove opened up on L shape installation cavity by connecting rod, the upper end of the first bevel gear
Second bevel gear is engaged, the second bevel gear is connected with stock far from one end of first bevel gear, and the stock is through installation
The side wall of the outer wall of case and the annular installation cavity opened up on L shape installation cavity, the stock are located in annular installation cavity inner cavity
One end be connected with gear, the gear engages the annular rack connected on first annular installation cavity side wall, and the installs case is remote
One end from second bevel gear is connected with first sleeve, and third hand tap gear, the third are engaged in the lower end of the first bevel gear
The other end of one end of one end connecting mandrel of the bevel gear far from second bevel gear, the mandrel runs through installs case and first sleeve
Outer wall extend in the inner cavity of first sleeve, the mandrel extends in the inner cavity of second sleeve simultaneously through the outer wall of second sleeve
It is slidably connected on the inner sidewall of second sleeve, the second sleeve is connected with sliding block far from one end of mandrel, on the sliding block
Equipped with screw thread, one section on the first sleeve inner sidewall offers thread groove corresponding with the screw thread on sliding block, and described
A set of medial wall of the tube offers third annular groove on one section far from installs case, opens up that there are two symmetrical squares on the sliding block
Shape installation cavity is respectively connected with the first magnet in two rectangle installation cavitys, offers on the side wall of the third annular groove
Two symmetrical second grooves are connected with the second magnet corresponding with the first magnet in second groove, and the sliding block is remote
One end of one end connection cleaning rod from installs case, the through-hole that the other end of the cleaning rod opens up on first sleeve side wall
And extend in the first groove, the slide over side walls of the through-hole is connected with flabellum, and multiple first are connected on the cleaning rod
Touch panel, first touch panel contradict the second touch panel, and the quantity of second touch panel is no less than four, and multiple second touch panels are in ring
Shape is equally spaced, and second touch panel is connected on the inner sidewall of flabellum, and the motor passes through conducting wire and external power supply group bunchiness
Join circuit.
Preferably, the cleaning rod is arranged in parallel with camera lens.
Preferably, the quantity of first touch panel is no less than four, and multiple first touch panels are distributed in equidistant ring.
Preferably, the mandrel and cleaning rod are in same horizontal line.
Preferably, rubber pad is connected on the side wall of first touch panel.
Compared with prior art, the utility model has the beneficial effects that a kind of this teaching projector architecture is simple, starting
External power supply, electric motor starting drive first bevel gear rotation, make second bevel gear and third hand tap gear while rotating, the second cone
Gear band moving gear engagement in rotation annular rack makes gear drive installs case, motor and first sleeve while rotating, triconodont
The rotation of wheel belt moving mandrel, it is while rotating sliding block and mobile to the first groove direction in thread groove, when sliding block moves away
It is rotatably connected on after thread groove in third annular groove, cleaning rod is pushed to move into the inner cavity of the first groove, camera lens is carried out
Cleaning, while the first touch panel on cleaning rod contradicts the second touch panel, rotates flabellum, blows away the dust on camera lens, passes through a system
The measure of column carries out deashing to the camera lens on projector main body, has very strong practicability.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is structural schematic diagram.
In figure: projector main body 1, camera lens 2, motor 3, first bevel gear 4, installs case 5, gear 6, mandrel 7, first sleeve
8, sliding block 9, the first magnet 10, the second magnet 11, cleaning rod 12, the first touch panel 13, the second touch panel 14, flabellum 15.
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.
The utility model provides a kind of technical solution referring to FIG. 1-2:
A kind of impart knowledge to students uses projector, including projector main body 1 and camera lens 2, offers first on the side wall of projector main body 1
Groove is connected with camera lens 2 on the side wall of the first groove, and L shape installation cavity is offered on the side wall of the first groove, and L shape installation cavity is horizontal
First annular sliding slot is offered to one section of one end by portrait attachment 2, motor 3 is slidably connected in first annular sliding slot, motor 3 is
Forward and reverse motor, the shaft on motor 3 extend in the inner cavity of installs case 5 through the side wall of installs case 5 and are connected with the first cone
Gear 4, installs case 5 are slidably connected in the second annular groove opened up on L shape installation cavity by connecting rod, first bevel gear 4
Upper end engage second bevel gear, second bevel gear is connected with stock far from one end of first bevel gear 4, and stock runs through installs case
The side wall of 5 outer wall and the annular installation cavity opened up on L shape installation cavity, stock are located at one end in annular installation cavity inner cavity
It is connected with gear 6, gear 6 engages the annular rack connected on first annular installation cavity side wall, and installs case 5 is far from second bevel gear
One end be connected with first sleeve 8, third hand tap gear is engaged in the lower end of first bevel gear 4, and third hand tap gear is far from the second cone tooth
The other end of one end of one end connecting mandrel 7 of wheel, mandrel 7 extends first sleeve through the outer wall of installs case 5 and first sleeve 8
In 8 inner cavity, mandrel 7 extends in the inner cavity of second sleeve through the outer wall of second sleeve and is slidably connected at second sleeve
On inner sidewall, second sleeve is connected with sliding block 9 far from one end of mandrel 7, and sliding block 9 is equipped with screw thread, on 8 inner sidewall of first sleeve
One section offer thread groove corresponding with the screw thread on sliding block 9, on one section far from installs case 5 of 8 inner sidewall of first sleeve
Third annular groove is offered, is opened up on sliding block 9 there are two symmetrical rectangle installation cavity, is respectively connected in two rectangle installation cavitys
First magnet 10 opens up on the side wall of third annular groove there are two symmetrical second groove, is connected in the second groove and the
Corresponding second magnet 11 of one magnet 10, one end of one end connection cleaning rod 12 of the sliding block 9 far from installs case 5, cleaning rod 12
The through-hole that opens up on 8 side wall of first sleeve of the other end and extend in the first groove, mandrel 7 and cleaning rod 12 are in same
On one horizontal line, cleaning rod 12 is arranged in parallel with camera lens 2, and the slide over side walls of through-hole is connected with flabellum 15, connects on cleaning rod 12
Multiple first touch panels 13 are connected to, are connected with rubber pad on the side wall of the first touch panel 13, prevent the first touch panel 13 and the second touch panel 14
Collision causes to damage, and the quantity of the first touch panel 13 is no less than four, and multiple first touch panels 13 are distributed in equidistant ring, the first touching
Plate 13 contradicts the second touch panel 14, and the quantity of the second touch panel 14 is no less than four, and multiple second touch panels 14 are equally spaced in a ring,
Second touch panel 14 is connected on the inner sidewall of flabellum 15, and motor 3 forms series circuit by conducting wire and external power supply.
Working principle: starting external power supply, motor 3 start, and first bevel gear 4 is driven to rotate, and make second bevel gear and the
Third hand tap gear rotates simultaneously, and second bevel gear band 6 engagement in rotation annular rack of moving gear makes gear 6 drive installs case 5, motor 3
Rotated simultaneously with first sleeve 8, third hand tap gear band moving mandrel 7 rotate, in thread groove, make sliding block 9 rotate while and to
First groove direction is mobile, is rotatably connected in third annular groove after sliding block 9 moves away thread groove, pushes cleaning rod 12
It is moved into the inner cavity of the first groove, camera lens 2 is cleaned, while the first touch panel 13 on cleaning rod 12 contradicts the second touch panel
14, flabellum 15 is rotated, the dust on camera lens 2 is blown away, after cleaning out, closes external power supply, first bevel gear 4 is stopped at this time
Rotation stop is dynamic, is simultaneously stopped second bevel gear and third hand tap gear, and the first magnet 10 and the second magnet 11 on sliding block 9 are mutually inhaled
Draw, so that the screw thread on sliding block 9 is directed at the thread groove in first sleeve 8, start external power supply, motor 3 rotates backward, and sliding block 9 is opened
Begin mobile to the direction of installs case 5, cleaning rod 12 is packed up, external power supply is closed after cleaning rod 12 is packed up, passes through a system
The measure of column carries out deashing to the camera lens 2 on projector main body 1, has very strong practicability.
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 impart knowledge to students uses projector, including projector main body (1) and camera lens (2), offered on the side wall of projector main body (1)
First groove is connected with camera lens (2) on the side wall of the first groove, it is characterised in that: offer L on the side wall of first groove
Shape installation cavity, laterally one section of one end by portrait attachment (2) offers first annular sliding slot, first ring to the L shape installation cavity
It is slidably connected in shape sliding slot motor (3), side wall of the shaft on the motor (3) through installs case (5) extends to installs case
(5) it in inner cavity and is connected with first bevel gear (4), the installs case (5) is slidably connected on L shape installation cavity by connecting rod
In the second annular groove opened up, second bevel gear is engaged in the upper end of the first bevel gear (4), and the second bevel gear is separate
One end of first bevel gear (4) is connected with stock, and the stock runs through the outer wall of installs case (5) and opens on L shape installation cavity
If annular installation cavity side wall, one end that the stock is located in annular installation cavity inner cavity is connected with gear (6), the gear
(6) annular rack connected on first annular installation cavity side wall is engaged, the installs case (5) connects far from one end of second bevel gear
It is connected to first sleeve (8), third hand tap gear is engaged in the lower end of the first bevel gear (4), and the third hand tap gear is far from second
One end of one end connecting mandrel (7) of bevel gear, the other end of the mandrel (7) is through installs case (5) and first sleeve (8)
Outer wall extends in the inner cavity of first sleeve (8), and the mandrel (7) extends to the interior of second sleeve through the outer wall of second sleeve
It in chamber and is slidably connected on the inner sidewall of second sleeve, the second sleeve is connected with sliding block far from the one end of mandrel (7)
(9), the sliding block (9) is equipped with screw thread, and one section on first sleeve (8) inner sidewall offers and the spiral shell on sliding block (9)
The corresponding thread groove of line, first sleeve (8) inner sidewall offers third annular on one section far from installs case (5) sliding
Slot opens up on the sliding block (9) there are two symmetrical rectangle installation cavity, is respectively connected with the first magnetic in two rectangle installation cavitys
Iron (10) opens up on the side wall of the third annular groove there are two symmetrical second groove, is connected in second groove
The second magnet (11) corresponding with the first magnet (10), the sliding block (9) connect cleaning rod far from the one end of installs case (5)
(12) one end, the other end of the cleaning rod (12) run through the through-hole opened up on first sleeve (8) side wall and extend to first
In groove, the slide over side walls of the through-hole is connected with flabellum (15), is connected with multiple first touch panels on the cleaning rod (12)
(13), first touch panel (13) contradicts the second touch panel (14), and the quantity of second touch panel (14) is no less than four, and multiple
Second touch panel (14) is equally spaced in a ring, and second touch panel (14) is connected on the inner sidewall of flabellum (15), the motor
(3) series circuit is formed by conducting wire and external power supply.
2. a kind of teaching projector according to claim 1, it is characterised in that: the cleaning rod (12) and camera lens (2)
It is arranged in parallel.
3. a kind of teaching projector according to claim 1, it is characterised in that: the quantity of first touch panel (13) is not
Less than four, and multiple first touch panels (13) are distributed in equidistant ring.
4. a kind of teaching projector according to claim 1, it is characterised in that: the mandrel (7) and cleaning rod (12)
In same horizontal line.
5. a kind of teaching projector according to claim 1, it is characterised in that: on the side wall of first touch panel (13)
It is connected with rubber pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820178257.XU CN209657510U (en) | 2018-02-01 | 2018-02-01 | Projector is used in a kind of teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820178257.XU CN209657510U (en) | 2018-02-01 | 2018-02-01 | Projector is used in a kind of teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209657510U true CN209657510U (en) | 2019-11-19 |
Family
ID=68505415
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820178257.XU Expired - Fee Related CN209657510U (en) | 2018-02-01 | 2018-02-01 | Projector is used in a kind of teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209657510U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113096454A (en) * | 2021-03-03 | 2021-07-09 | 王小翠 | Projector for multimedia teaching |
-
2018
- 2018-02-01 CN CN201820178257.XU patent/CN209657510U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113096454A (en) * | 2021-03-03 | 2021-07-09 | 王小翠 | Projector for multimedia 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191119 Termination date: 20210201 |