CN208689356U - A kind of Multifunctional English teaching projection equipment - Google Patents
A kind of Multifunctional English teaching projection equipment Download PDFInfo
- Publication number
- CN208689356U CN208689356U CN201821729033.XU CN201821729033U CN208689356U CN 208689356 U CN208689356 U CN 208689356U CN 201821729033 U CN201821729033 U CN 201821729033U CN 208689356 U CN208689356 U CN 208689356U
- Authority
- CN
- China
- Prior art keywords
- bar
- bolt
- mobile jib
- english teaching
- projection equipment
- 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 Multifunctional English teaching projection equipment, including pedestal, strut is provided on the outside of pedestal, a U-type groove is arranged in strut tail portion, a hinged connecting rod in U-type groove, castor is respectively set in connecting rod two end, feet, connecting rod is fixed with strut by the first bolt, one mobile jib is set on pedestal, one secondary bar of activity setting in mobile jib, mobile jib is fixed with secondary bar by the second bolt, one cross bar is set in secondary bar, one motor is set on cross bar, a fixing axle is connected on motor driving shaft, curtain is arranged in fixing axle, curtain free end connects a positive stop strip, positive stop strip front end is provided with a sliding slot, one sliding block is set on sliding slot, the hinged cleansing bar of sliding block, cleansing bar includes brush handle, brush holder support, brush handle is fixed with sliding block by third bolt, brush holder support is threadedly coupled with brush handle, swipe is provided on brush holder support, the utility model using flexible , conveniently, be easy to carry about with one.
Description
Technical field
The utility model relates to teaching equipment technical fields, and in particular to a kind of Multifunctional English teaching projection equipment.
Background technique
With the development of science and technology, multimedia teaching becomes a kind of universal teaching method, it is no longer a kind of fresh things.
Multimedia teaching facility includes projector, projection screen and controller, and wherein projection screen is for showing image, video file
Tool, the various occasions in addition to school such as cinema, office space, home theater, in convention occasion equally not
It can or lack.
The popularity for carrying out English teaching using multimedia now is increasing, and the classroom in order to make English study
It is more lively, Learning atmosphere is more active, curricula is gradually from interior to outdoor development, but outdoor multimedia teaching most critical
Link is exactly the arrangement of projection screen.And when outdoor application projection device, it need to consider its portability, wind resisting stability etc..And
And outdoor dust is more, and the projection performance for being easy to influence projection screen is used for a long time.
Utility model content
(1) technical problems to be solved
In order to overcome the shortage of prior art, it is proposed that a kind of Multifunctional English teaching projection equipment, using flexible, conveniently,
It is easy to carry about with one.
(2) technical solution
The utility model is achieved through the following technical solutions: the utility model proposes a kind of teaching of Multifunctional English to throw
Shadow equipment, including pedestal, the pedestal outside are provided with strut, and a U-type groove, hinge in the U-type groove is arranged in the strut tail portion
A connecting rod is connect, castor, feet is respectively set in the connecting rod two end, and the connecting rod is fixed with strut by the first bolt, the base
One mobile jib is set on seat, and one secondary bar of activity setting, the mobile jib are fixed with secondary bar by the second bolt in the mobile jib, the pair
One cross bar is set on bar, a motor is set on the cross bar, connects a fixing axle on the motor driving shaft, in the fixing axle
It is arranged with curtain, the curtain free end connects a positive stop strip, and the positive stop strip front end is provided with a sliding slot, sets on the sliding slot
A sliding block, the hinged cleansing bar of sliding block are set, the cleansing bar includes brush handle, brush holder support, and the brush handle and sliding block pass through third
Bolt is fixed, and the brush holder support is threadedly coupled with brush handle, is provided with swipe on the brush holder support.
Furthermore, the pedestal is threadedly coupled with mobile jib.
Furthermore, the connecting rod two end is respectively arranged with the first screw hole, and first screw hole and the first bolt cooperate.
Furthermore, several second screw holes are arranged in described state in secondary bar, and second screw hole and the second bolt cooperate.
Furthermore, the cross bar is threadedly coupled with secondary bar.
Furthermore, a rubber clamping plate is set on the outside of the positive stop strip, and the rubber clamping plate and mobile jib cooperate.
Furthermore, the swipe and brush holder support grafting.
(3) beneficial effect
The utility model compared with the existing technology, has the advantages that
1, the projection device is detachably connected, and is easy to carry about with one.
2, strut, articulated linkage in strut are set on pedestal, and connecting rod two end sets up castor, feet separately, and supporting & stablizing, movement is just
It is prompt.
3, secondary bar is equipped in mobile jib, secondary bar is scalable, convenient for adjusting the height of the projection device.
4, positive stop strip is equipped with cleansing bar, convenient for wiping the dust debris on curtain.
Detailed description of the invention
Fig. 1 is the utility model structure diagram.
Fig. 2 is the position A partial enlarged view in Fig. 1.
Fig. 3 is the utility model rubber clamp region schematic diagram.
1- pedestal；11- strut；12-U type groove；13- connecting rod；14- castor；15- feet；The first bolt of 16-；The first spiral shell of 17-
Hole；2- mobile jib；21- secondary bar；The second bolt of 22-；The second screw hole of 23-；3- cross bar；31- motor；32- fixing axle；33- curtain；4-
Positive stop strip；41- sliding slot；42- sliding block；43- rubber clamping plate；5- cleansing bar；51- brush handle；52- brush holder support；53- third bolt；54- brush
Item.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
A kind of Multifunctional English teaching projection equipment as shown in FIG. 1 to FIG. 3, including pedestal 1 are arranged on the outside of the pedestal 1
There is strut 11, a U-type groove 12, a hinged connecting rod 13 in the U-type groove 12,13 both ends of connecting rod are arranged in 11 tail portion of strut
Castor 14, feet 15 is respectively set, the connecting rod 13 is fixed by the first bolt 16 with strut 11, is arranged one on the pedestal 1
Mobile jib 2, one secondary bar 21 of activity setting in the mobile jib 2, the mobile jib 2 pass through the fixation of the second bolt 22, the pair with secondary bar 21
One cross bar 3 is set on bar 21, a motor 31 is set on the cross bar 3, connects a fixing axle 32, institute in 31 drive shaft of motor
It states and is arranged with curtain 33 in fixing axle 32,33 free end of curtain connects a positive stop strip 4, and 4 front end of positive stop strip is provided with
One sliding slot 41, a sliding block 42, the hinged cleansing bar 5 of the sliding block 42 are arranged on the sliding slot 41, and the cleansing bar 5 includes brush handle
51, brush holder support 52, the brush handle 51 is fixed by third bolt 53 with sliding block 42, and the brush holder support 52 is threadedly coupled with brush handle 51, institute
It states and is provided with swipe 54 on brush holder support 52.
Furthermore, the pedestal 1 is threadedly coupled with mobile jib 2.
Furthermore, 13 both ends of connecting rod are respectively arranged with the first screw hole 17, first screw hole 17 and the first spiral shell
Bolt 16 cooperates.
Furthermore, several second screw holes 23 are arranged in described state in secondary bar 21, second screw hole 23 and the second bolt
22 cooperations.
Furthermore, the cross bar 3 is threadedly coupled with secondary bar 21.
Furthermore, a rubber clamping plate 43 is set on the outside of the positive stop strip 4, and the rubber clamping plate 43 cooperates with mobile jib 2.
Furthermore, the swipe 54 and 52 grafting of brush holder support.
Working principle: in use, user carries each component part of the projection device to using area, then pacified
Dress uses.It fixes firstly, the secondary bar 21 of 2 upper end of mobile jib is threadedly coupled in cross bar 3, then, pedestal 1 and 2 screw thread of mobile jib is connected
Fixation is connect, so that it is firm to may make that pedestal 1 supports it.
In use, the flexible of secondary bar 21 is adjusted in user, to adjust the height of cross bar 3.Then, motor can be started
31, the curtain 33 in fixing axle 32 to be put down, 33 lower end of curtain is equipped with positive stop strip 4, and rubber clamping plate 43 is arranged in 4 both ends of positive stop strip,
Rubber clamping plate 43 and mobile jib 2 cooperate, can so as to be clamped in it on 2 outer wall of mobile jib by the elastic force of rubber clamping plate 43
Shaking when curtain 33 being avoided to use, influences its drop shadow effect.
The projection device is in use, be equipped with strut 11, strut 11 is distributed in triangular shape, by connecting rod 13 on the outside of holder 1
15 end of feet forms stable support.Meanwhile when needing to carry out mobile device, 14 one end of castor on connecting rod 13 can be adjusted out
Outside, the mobile adjusting in position when participating in the cintest easily can be carried out to the equipment by castor 15.
In addition, after curtain 33 is used for a long time and is infected with a large amount of dusts cleaning and wiping can be carried out to curtain 33 by cleansing bar 5
It wipes.Firstly, 53,90 ° of rotation brush handles 51 of third bolt are unscrewed, and it is then by third bolt 53 that it is fixed with sliding block 42 again, it brushes
Bar 52 is threadedly coupled with brush handle 51, at this point, turn brush holder support 52 is only needed to contact 54 one end of swipe with curtain 33, thus can be with
Sliding slider 42 drives swipe 54 to carry out wiping cleaning to curtain 33 on sliding slot 41.Swipe 54 and 52 grafting of brush holder support, convenient for it
Cleaning replacement, it is very convenient.
Embodiment described above is only that preferred embodiments of the present invention are described, not practical to this
Novel conception and scope is defined.Without departing from the design concept of the present utility model, ordinary people in the field couple
The all variations and modifications that the technical solution of the utility model is made, should fall within the protection scope of the present utility model, this reality
With novel claimed technology contents, it is all described in the claims.
Claims (7)
1. a kind of Multifunctional English teaching projection equipment, it is characterised in that: including pedestal (1), be provided on the outside of the pedestal (1)
A U-type groove (12) are arranged in strut (11), strut (11) tail portion, a hinged connecting rod (13) in the U-type groove (12), the company
Castor (14), feet (15) is respectively set in bar (13) both ends, and the connecting rod (13) and strut (11) are solid by the first bolt (16)
It is fixed, it is arranged a mobile jib (2) on the pedestal (1), activity setting one secondary bar (21) in the mobile jib (2), the mobile jib (2) and pair
Bar (21) is fixed by the second bolt (22), is arranged a cross bar (3) on the secondary bar (21), and an electricity is arranged on the cross bar (3)
Machine (31) connects a fixing axle (32) in motor (31) drive shaft, is arranged with curtain (33), institute on the fixing axle (32)
Curtain (33) free end connection one positive stop strip (4) is stated, positive stop strip (4) front end is provided with a sliding slot (41), the sliding slot
(41) be arranged on a sliding block (42), be arranged a cleansing bar (5) on the sliding block (42), the cleansing bar (5) include brush handle (51),
Brush holder support (52), the brush handle (51) and sliding block (42) are fixed by third bolt (53), the brush holder support (52) and brush handle (51) spiral shell
Line connects, and is provided with swipe (54) on the brush holder support (52).
2. a kind of Multifunctional English teaching projection equipment according to claim 1, it is characterised in that: the pedestal (1) with
Mobile jib (2) is threadedly coupled.
3. a kind of Multifunctional English teaching projection equipment according to claim 1, it is characterised in that: the connecting rod (13) two
End is respectively arranged with the first screw hole (17), and first screw hole (17) and the first bolt (16) cooperate.
4. a kind of Multifunctional English teaching projection equipment according to claim 1, it is characterised in that: on the secondary bar (21)
Several second screw holes (23) are set, and second screw hole (23) and the second bolt (22) cooperate.
5. a kind of Multifunctional English teaching projection equipment according to claim 1, it is characterised in that: the cross bar (3) with
Secondary bar (21) is threadedly coupled.
6. a kind of Multifunctional English teaching projection equipment according to claim 1, it is characterised in that: the positive stop strip (4)
A rubber clamping plate (43) is arranged in outside, and the rubber clamping plate (43) and mobile jib (2) cooperate.
7. a kind of Multifunctional English teaching projection equipment according to claim 1, it is characterised in that: the swipe (54) with
Brush holder support (52) grafting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821729033.XU CN208689356U (en) | 2018-10-25 | 2018-10-25 | A kind of Multifunctional English teaching projection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821729033.XU CN208689356U (en) | 2018-10-25 | 2018-10-25 | A kind of Multifunctional English teaching projection equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208689356U true CN208689356U (en) | 2019-04-02 |
Family
ID=65890059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821729033.XU Expired - Fee Related CN208689356U (en) | 2018-10-25 | 2018-10-25 | A kind of Multifunctional English teaching projection equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208689356U (en) |
-
2018
- 2018-10-25 CN CN201821729033.XU patent/CN208689356U/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: 20190402 Termination date: 20191025 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |