CN208796006U - A kind of multifunctional projection device - Google Patents
A kind of multifunctional projection device Download PDFInfo
- Publication number
- CN208796006U CN208796006U CN201821284003.2U CN201821284003U CN208796006U CN 208796006 U CN208796006 U CN 208796006U CN 201821284003 U CN201821284003 U CN 201821284003U CN 208796006 U CN208796006 U CN 208796006U
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- CN
- China
- Prior art keywords
- clamping
- support rod
- cross bar
- projection device
- shackle member
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Abstract
The purpose of this utility model can be achieved through the following technical solutions: a kind of multifunctional projection device, including support rod, curtain mechanism and pedestal, one end and middle part of the support rod are respectively equipped with the first clamping bowl assembly and the second clamping bowl assembly, the other end of the support rod is connect with pedestal, the curtain mechanism includes curtain, cross bar and spool, the cross bar and spool are connected to the both ends of curtain, and the middle part of the cross bar is equipped with shackle member；When in use, the shackle member and the first clamping bowl assembly clamping, and the cross bar is mutually perpendicular to support rod；When not in use, the shackle member and the second clamping bowl assembly clamping, and the cross bar is parallel with support rod, this product structure is simple, easy to use, can quickly mount and dismount, shackle member is durable, screen is not in deflection when use, and convenient in carrying, when storage be less prone to component be scattered, Loss.
Description
Technical field
The utility model belongs to teaching equipment field more particularly to a kind of multifunctional projection device.
Background technique
As domestic teaching equipment gradually improves, projection arrangement is already known to essential teaching equipment on classroom, throws
Image device can project to the courseware of teacher on projection screen, so that allowing student to be more clear gets information about the content of courses.
Teacher would generally will impart knowledge to students in lantern slide projection to projection arrangement on current classroom, current most mathematics
School is in order to save cost, and using is a kind of small curtain for needing two support rods, and when adjusting support rod, two support rod height are not
Unanimously, it is easy to cause curtain to tilt, while carrying inconvenience, when storage is also easy to cause part to lose.
Utility model content
The purpose of this utility model is to overcome above the shortcomings of the prior art, provide a kind of Multifunctional projection
Device, this multifunctional projection device facilitates carrying, and its curtain is not easy to tilt.
The purpose of this utility model can be achieved through the following technical solutions: a kind of multifunctional projection device, including support
Bar, curtain mechanism and pedestal, one end and middle part of the support rod are respectively equipped with the first clamping bowl assembly and the second clamping groove group
The other end of part, the support rod is connect with pedestal, and the curtain mechanism includes curtain, cross bar and spool, the cross bar and volume
Axis is connected to the both ends of curtain, and the middle part of the cross bar is equipped with shackle member；When in use, the shackle member and the first clamping
Bowl assembly clamping, and the cross bar is mutually perpendicular to support rod；When not in use, the shackle member and the second clamping bowl assembly card
It connects, and the cross bar is parallel with support rod.
Preferably, the shackle member includes clamping bar and connecting rod, and the clamping bar is parallel with cross bar, and the clamping bar is logical
It crosses connecting rod to connect with cross bar, the clamping bar both ends are equipped with clamping protrusion.
Preferably, one end end face of the clamping protrusion is set as arc surface；When clamping, clamping groove and circular arc face contact can
So that clamping process is more smooth.
Preferably, it is described first clamping bowl assembly include the first fixing seat and the first top plate, the one of first fixing seat
Support rod is fixed at end, and first fixing seat is equipped with the first open slot, and first top plate is fixed on opening for the first open slot
Mouthful end, first top plate are equipped with and the first strip groove for being passed through by shackle member, the length direction of this first strip groove and support
The axis direction of bar is parallel；The inside of first top plate is equipped with the first snap-gauge with clamping male cooperation, fixed when fixed
When, connecting rod and clamping bar are connected in the first open slot of the first clamping bowl assembly.
Preferably, first clamping groove bottom end is equipped with spring, can provide a direction direction to shackle member when clamping
The active force of snap-gauge more consolidates so that shackle member and clamping groove cooperate.
Preferably, it is described second clamping bowl assembly include the second fixing seat and the second top plate, the one of second fixing seat
Support rod is fixed at end, and second fixing seat is equipped with the second open slot, and second top plate is fixed on opening for the second open slot
Mouthful end, second top plate are equipped with and the second strip groove for being passed through by shackle member, the length direction of this second strip groove and support
The axis direction of bar is vertical；The inside of second top plate is equipped with the second snap-gauge with clamping male cooperation, fixed when fixed
When, connecting rod and clamping bar are connected in the second open slot of the second clamping bowl assembly.
Preferably, second clamping groove bottom end is equipped with spring, can provide a direction direction to shackle member when clamping
The active force of snap-gauge more consolidates so that shackle member and clamping groove cooperate.
Preferably, the pedestal is equipped with sleeve, and the support rod is inserted into sleeve.
Preferably, the support rod bottom is equipped with multiple adjustment holes arranged along axis, and the sleeve is equipped with and tune
The matched adjusting bolt of knothole；When support rod is inserted into sleeve, the adjusting bolt is connect with one of adjustment hole, when use
The height of adjustable support rod.
Preferably, the cross bar is equipped with the velcro component for bundling curtain, can use bundled fixed curtain mechanism,
Curtain is wound after spool, and velcro component binds curtain, spool and cross bar together, avoids loosely, facilitating storage and moving.
The utility model compared with prior art, is had the following advantages and beneficial effects:
1, this multifunctional projection device structure is simple, easy to use, can quickly mount and dismount.
2, this multifunctional projection device is only with a support rod, and shackle member is durable, and screen will not go out when use
Existing deflection.
3, multiple adjustment holes are arranged in the sleeve of this multifunctional projection device, facilitate the mounting height of adjustment support rod, thus
The height of curtain can quickly be adjusted.
4, sleeve and velcro component that this multifunctional projection device is equipped with convenient for folding and unfolding, and convenient in carrying, when storage not
Easily occur component be scattered, Loss.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model support rod；
Fig. 2 is the front view of the utility model curtain structure；
Fig. 3 is the top view of the utility model curtain structure；
Fig. 4 is the structural schematic diagram that the utility model first is clamped bowl assembly；
Wherein, 1 is support rod, and 11 be the first clamping bowl assembly, and 12 are clamped bowl assembly for second, and 13 be the first fixing seat,
14 be the first top plate, and 15 be the first open slot, and 16 be the first strip groove, and 17 be the first snap-gauge, and 18 be the second strip groove, and 19 be bullet
Spring, 2 be curtain mechanism, and 21 be curtain, and 22 be cross bar, and 23 be spool, and 24 be shackle member, and 25 be clamping bar, and 26 be connecting rod,
27 be clamping protrusion, and 3 be pedestal, and 31 be sleeve, and 32 be adjusting bolt.
Specific embodiment
The present invention will be further described in detail with reference to the embodiments and the accompanying drawings, but the implementation of the utility model
Mode is without being limited thereto.
As shown in Figure 1, Figure 2, Figure 3 shows, a kind of multifunctional projection device, including support rod 1, curtain mechanism 2 and pedestal 3, institute
The one end and middle part for stating support rod 1 are respectively equipped with the first clamping bowl assembly 11 and the second clamping bowl assembly 12, the support rod 1
The other end is connect with pedestal 3, and the curtain mechanism 2 includes curtain 21, cross bar 22 and spool 23, the cross bar 22 and spool 23
The both ends of curtain 21 are connected to, the middle part of the cross bar 22 is equipped with shackle member 24；When in use, the shackle member 24 and
One clamping bowl assembly 11 is clamped, and the cross bar 22 is mutually perpendicular to support rod 1；When not in use, the shackle member 24 and
Two clamping bowl assemblies 12 are clamped, and the cross bar 22 is parallel with support rod 1.
As shown in figure 3, the shackle member 24 includes that clamping bar 25 and connecting rod 26, the clamping bar 25 are flat with cross bar 22
Row, the clamping bar 25 are connect by connecting rod 26 with cross bar 22, and 25 both ends of transverse bar are equipped with clamping protrusion 27.
As shown in figure 3, one end end face of the clamping protrusion 27 is set as arc surface, when clamping, clamping groove connects with arc surface
Touching, can make clamping process more smooth.
As shown in figure 4, the first clamping bowl assembly 11 includes the first fixing seat 13 and the first top plate 14, described first is solid
Support rod 1 is fixed in one end of reservation 13, and first fixing seat 13 is equipped with the first open slot 15, and first top plate 14 is fixed
In the open end of the first open slot 15, first top plate 14 be equipped with the first strip groove 16 for being passed through by shackle member, this first
The length direction of strip groove 16 is parallel with the axis direction of support rod 1；The inside of first top plate is equipped with matches with clamping protrusion
The first snap-gauge 17 closed, when fixed, connecting rod 26 is connected to the first open slot 15 of the first clamping bowl assembly 11 with clamping bar 25
It is interior.The bottom end of first clamping groove is equipped with spring 19, and a direction can be provided shackle member 24 when clamping towards snap-gauge
Active force more consolidates so that shackle member 24 and clamping groove cooperate.When shackle member is clamped with the first clamping bowl assembly, cross bar
Axis direction and the first strip groove axis direction equality, by cross bar be pressed into the first strip groove, be then rotated further by cross bar, with
So that transverse bar is carried out 90 ° of rotations in the first open slot, is then clamped protrusion and is clamped with the first snap-gauge, therefore the first clamping groove group
Can be stable between part and shackle member be clamped, and it is easy to operate.
The second clamping bowl assembly includes the second fixing seat and the second top plate, and one end of second fixing seat is fixed on
Support rod, second fixing seat are equipped with the second open slot, and second top plate is fixed on the open end of the second open slot, described
Second top plate is equipped with and the second strip groove 18 for being passed through by shackle member, the length direction of this second strip groove 18 and the axis of support rod
Line direction is vertical；The inside of second top plate is equipped with the second snap-gauge with clamping male cooperation, when fixed, connecting rod 26 and card
Extension bar 25 is connected in the second open slot of the second clamping bowl assembly.The structure of second clamping bowl assembly and the first clamping bowl assembly
Structure it is identical, installation site and installation direction both only is different.When the two is clamped with shackle member respectively, behaviour
It is good to make convenient and stability.
The bottom end of second clamping groove is equipped with spring, and a direction can be provided shackle member 24 when clamping towards snap-gauge
Active force so that shackle member 24 and clamping groove cooperate it is more firm.
As shown in Figure 1, the pedestal 3 is equipped with sleeve 31, the support rod is inserted into sleeve.
As shown in Figure 1, the support rod bottom be equipped with it is multiple along axis arrange adjustment holes, the sleeve be equipped with
The matched adjusting bolt 32 of adjustment hole；When support rod 1 is inserted into sleeve 31, the adjusting bolt 32 and one of adjustment hole
Connection, when use adjustable support rod height.
As shown in figure 3, the cross bar is equipped with the velcro component for bundling curtain, the velcro component includes patch
Master tape 28 and notice's band 29, wherein patch master tape 28 is fixed on cross bar, and cross bar is fixed in one end of notice's band 29, works as curtain
It winding after spool, the other end of notice's band 29 is connect after winding cross bar 22, spool 23 and curtain 21 with patch master tape 28, thus
Curtain structure is tightened.
In use, first clamping bowl assembly 11 of the insertion of shackle member 24 and compression bullet in the curtain mechanism 2 that will wind up first
Spring 19, curtain mechanism 2 is fixed, then curtain 21 is unfolded, bolt 32 then will be adjusted and unscrews, adjust vertical supporting bar
1 height, facilitates projector to be projected.
After the completion of use, curtain 21 is rolled, is then bundled cross bar 22 and spool 23 and curtain 21 by velcro
It is fixed, second clamping bowl assembly 12 of the insertion of shackle member 24 and holddown spring 19 in the curtain mechanism 2 that will wind up, storage easy to carry
It deposits.
Above-mentioned specific embodiment is the preferred embodiment of the utility model, can not be defined to the utility model,
Other any changes made without departing from the technical solution of the utility model or other equivalent substitute modes, are included in
Within the protection scope of the utility model.
Claims (10)
1. a kind of multifunctional projection device, which is characterized in that including support rod, curtain mechanism and pedestal, the one of the support rod
End and middle part are respectively equipped with the first clamping bowl assembly and the second clamping bowl assembly, and the other end of the support rod is connect with pedestal,
The curtain mechanism includes curtain, cross bar and spool, and the cross bar and spool are connected to the both ends of curtain, the cross bar
Middle part is equipped with shackle member；When in use, the shackle member and the first clamping bowl assembly clamping, and the cross bar and support rod are mutual
Vertically；When not in use, the shackle member and the second clamping bowl assembly clamping, and the cross bar is parallel with support rod.
2. a kind of multifunctional projection device according to claim 1, which is characterized in that the shackle member include clamping bar and
Connecting rod, the clamping bar is parallel with cross bar, and the clamping bar is connect by connecting rod with cross bar, and the clamping bar both ends are equipped with
Clamping protrusion.
3. a kind of multifunctional projection device according to claim 2, which is characterized in that one end end face of the clamping protrusion
It is set as arc surface.
4. a kind of multifunctional projection device according to claim 1, which is characterized in that described first, which is clamped bowl assembly, includes
Support rod is fixed in first fixing seat and the first top plate, one end of first fixing seat, and first fixing seat is equipped with first
Open slot, first top plate are fixed on the open end of the first open slot, and first top plate is equipped with and is passed through by shackle member
First strip groove, the length direction of this first strip groove and the axis direction of support rod are parallel, set on the inside of first top plate
There is the first snap-gauge with clamping male cooperation.
5. a kind of multifunctional projection device according to claim 4, which is characterized in that the bottom end of first clamping groove is set
There is spring.
6. a kind of multifunctional projection device according to claim 1, which is characterized in that described second, which is clamped bowl assembly, includes
Support rod is fixed in second fixing seat and the second top plate, one end of second fixing seat, and second fixing seat is equipped with second
Open slot, second top plate are fixed on the open end of the second open slot, and second top plate is equipped with and is passed through by shackle member
Second strip groove, the length direction of this second strip groove and the axis direction of support rod are vertical；It is set on the inside of second top plate
There is the second snap-gauge with clamping male cooperation.
7. a kind of multifunctional projection device according to claim 6, which is characterized in that the bottom end of second clamping groove is set
There is spring.
8. a kind of multifunctional projection device according to claim 1, which is characterized in that the pedestal is equipped with sleeve, institute
It states in support rod insertion sleeve.
9. a kind of multifunctional projection device according to claim 8, which is characterized in that the support rod bottom is equipped with multiple
Along the adjustment hole that axis arranges, the sleeve is equipped with and the matched adjusting bolt of adjustment hole；When support rod is inserted into sleeve,
The adjusting bolt is connect with one of adjustment hole.
10. a kind of multifunctional projection device according to claim 1, which is characterized in that the cross bar is equipped with for tying
Tie up the velcro component of curtain.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821284003.2U CN208796006U (en) | 2018-08-10 | 2018-08-10 | A kind of multifunctional projection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821284003.2U CN208796006U (en) | 2018-08-10 | 2018-08-10 | A kind of multifunctional projection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208796006U true CN208796006U (en) | 2019-04-26 |
Family
ID=66205137
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821284003.2U Active CN208796006U (en) | 2018-08-10 | 2018-08-10 | A kind of multifunctional projection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208796006U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113641073A (en) * | 2020-04-26 | 2021-11-12 | 青岛海信激光显示股份有限公司 | Projection device |
-
2018
- 2018-08-10 CN CN201821284003.2U patent/CN208796006U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113641073A (en) * | 2020-04-26 | 2021-11-12 | 青岛海信激光显示股份有限公司 | Projection device |
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