CN209327773U - A kind of slidingtype projection screen - Google Patents
A kind of slidingtype projection screen Download PDFInfo
- Publication number
- CN209327773U CN209327773U CN201920064751.8U CN201920064751U CN209327773U CN 209327773 U CN209327773 U CN 209327773U CN 201920064751 U CN201920064751 U CN 201920064751U CN 209327773 U CN209327773 U CN 209327773U
- Authority
- CN
- China
- Prior art keywords
- slidingtype
- screwed
- projection screen
- suoshu
- frame
- 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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- Overhead Projectors And Projection Screens (AREA)
Abstract
The utility model discloses a kind of slidingtype projection screen, including circular bottom plate, the center point of Yu Suoshu bottom plate is screwed with the locating rod of round bar shape with screw thread；Support frame is screwed with screw thread in the top of the locating rod；Edge sliding in the upside of the bottom plate has display part, and support frame as described above is bolted on the side wall of the display part；Slidingtype projection screen can need to adjust position according to spectators, meet each user's needs.
Description
Technical field
The utility model relates to naked eye equipment technical fields, and in particular to a kind of slidingtype projection screen.
Background technique
Present projection screen be it is fixed, Movie House installation after may only be facing one direction.It is put carrying out video
When reflecting, especially in bigger projection room, if it is that cannot look at view straight that spectators, which concentrate on some remoter position,
Frequency screen, the viewing video that cannot be cleaned.
If when projection screen is inconvenient to the front for being placed directly in spectators, needing to shield in some specific positions
Curtain is placed in the angle for deviateing spectators.But since screen deviates the direct sight of spectators, it is not easy to direct viewing.
Accordingly, it is desirable to provide a kind of slidingtype projection screen, can adjust the angle placed according to the needs of spectators, thus
Meet spectators and watches video in all angles.
Utility model content
The purpose of this utility model is to provide a kind of slidingtype projection screens, solid to solve existing projection screen position
It is fixed, the problem of adjusting cannot be needed according to spectators.
To achieve the above object, the technical solution of the utility model are as follows:
A kind of slidingtype projection screen, including circular bottom plate, the center point of Yu Suoshu bottom plate are screwed with round bar shape with screw thread
Locating rod；Support frame is screwed with screw thread in the top of the locating rod；Edge sliding in the upside of the bottom plate has
Display part, support frame as described above are bolted on the side wall of the display part.
Preferably, the bottom plate includes plate body, and the edge of Yu Suoshu plate body is recessed with circular first sliding groove；In institute
The bottom for stating first sliding groove is hinged with baffle；Top hole is equipped in the concave side wall of the first sliding groove；In the side of the baffle
Support tube is screwed with screw thread on wall；There is the first spring in binding in the top hole and the support tube；In the plate body
Top is connected with conduit；In being hinged with rod-shaped telescopic rod on the side wall of the baffle, the telescopic rod sliding is arranged in institute
State the interior intracavitary of conduit；In being screwed with nut on the telescopic rod, the nut is rotatably connected in the port of the conduit with external screw thread
Place.
Preferably, the display part includes the frame of cubic, and the side of Yu Suoshu frame is recessed with the installation of rectangle
Slot, clamping has screen in Yu Suoshu mounting groove；Be recessed with rectangular-shape in the lower part of the other side of the frame first holds out against
Slot, the baffle are connected in described first and hold out against in slot；It further include the sliding block of cubic, the edge of the upside of Yu Suoshu sliding block
Place is hinged with block；The frame is pressed in the upside of the sliding block；The block is pressed on the side wall of the frame.
Preferably, support frame as described above includes cylindric connecting tube, uses screw thread in the inner along the radial direction of the connecting tube
It is screwed with positioning pin；In being equipped with shifting chute in the connecting tube；Sphere, Yu Suoshu ball are equipped in what is slided in the shifting chute
Pull rod is hinged on body, one end far from the sphere of Yu Suoshu pull rod is screwed with connecting plate with screw thread.
Preferably, the shifting chute includes the directed cavity and sliding cavity of connection；The longitudinal section of the directed cavity is circle；Institute
It is trapezoidal for stating the longitudinal section of sliding cavity.
Preferably, the connecting plate includes two planks, is bonded with rubber layer between two planks；In the company
At least two mounting hole is equipped in fishplate bar.
The utility model has the advantages that
(1) when in use, it needs to slide display part along first sliding groove according to spectators, when display part is moved to target
After position, on side wall that the baffle side that is pressed in the display part is pushed with telescopic rod, it is solid that nut is screwed into realization later
It is fixed；First spring slides along top hole and the lower end rotation of baffle is pushed to be pressed on the display part, realizes display part
It is fixed；
Meanwhile squeezing block and sliding block to the frame, realize the fixation to frame；
When display part is mobile, with movement, sphere slides in the shifting chute for the pull rod and connecting plate, realizes position
Set adjustment；After display part is moved to target position, positioning pin inwardly holds out against locating rod, realizes consolidating for the upper end of display part
It is fixed；Display part can be moved to all angles as needed, meet spectators and carry out viewing video from all angles.
Detailed description of the invention
Fig. 1 is the schematic diagram of the slidingtype projection screen of utility model.
Fig. 2 is the schematic diagram of utility model insole board.
Fig. 3 is the schematic diagram of display part in utility model.
Fig. 4 is the schematic diagram of support frame in utility model.
Fig. 5 is the schematic diagram of shifting chute in utility model.
Fig. 6 is the schematic diagram of connecting plate in utility model.
In figure: 1- locating rod；2- support frame；21- connecting tube；22- sphere；23- pull rod；24- connecting plate；241- rubber
Layer；242- plank；243- mounting hole；25- shifting chute；251- directed cavity；252- sliding cavity；26- positioning pin；3- display part；31-
Frame；32- screen；33- block；34- sliding block；35- first holds out against slot；4- bottom plate；41- plate body；42- conduit；43- nut；44-
Telescopic rod；45- baffle；46- first sliding groove；47- support tube；The first spring of 48-；49- top hole.
Specific embodiment
The following examples illustrate the utility model, but is not intended to limit the scope of the present invention.
Embodiment
The slidingtype projection screen of the present embodiment, including circular bottom plate 4, the center point of Yu Suoshu bottom plate 4 are screwed on screw thread
There is the locating rod 1 of round bar shape；Support frame 2 is screwed with screw thread in the top of the locating rod 1；In the upside of the bottom plate 4
Edge sliding has display part 3, and support frame as described above 2 is bolted on the side wall of the display part 3.
When in use, it needs to slide display part along first sliding groove according to spectators, when display part is moved to target position
After setting, on side wall that the baffle side that is pressed in the display part is pushed with telescopic rod, nut is screwed realize position later
It is fixed；First spring slides along top hole and the lower end rotation of baffle is pushed to be pressed on the display part, realizes display part
Fixation；
Meanwhile squeezing block and sliding block to the frame, realize the fixation to frame；
When display part is mobile, with movement, sphere slides in the shifting chute for the pull rod and connecting plate, realizes position
Set adjustment；After display part is moved to target position, positioning pin inwardly holds out against locating rod, realizes consolidating for the upper end of display part
It is fixed；Display part can be moved to all angles as needed, meet spectators and carry out viewing video from all angles.
The bottom plate 4 includes plate body 41, and the edge of Yu Suoshu plate body 41 is recessed with circular first sliding groove 46；In institute
The bottom for stating first sliding groove 46 is hinged with the baffle 45 of rectangle；Top hole 49 is equipped in the concave side wall of the first sliding groove 46；
In the support tube 47 for being screwed with circular tube shaped on the side wall of the baffle 45 with screw thread；In the top hole 49 and the support tube 47
Interior binding has the first spring 48；The conduit 42 of circular tube shaped is connected in the top of the plate body 41；In the side wall of the baffle 45
On be hinged with rod-shaped telescopic rod 44, what the telescopic rod 44 slided is arranged in the interior intracavitary of the conduit 42；In described flexible
Nut 43 is screwed on bar 44, the nut 43 is rotatably connected at the port of the conduit 42 with external screw thread.
The display part 3 includes the frame 31 of cubic, and the side of Yu Suoshu frame 31 is recessed with the mounting groove of rectangle,
There is screen 32 in clamping in the mounting groove；Be recessed with rectangular-shape in the lower part of the other side of the frame 31 first holds out against
Slot 35, the baffle 45 are connected in described first and hold out against in slot 35；It further include the sliding block 34 of cubic, Yu Suoshu sliding block 34
The edge of upside is hinged with block 33；The frame 31 is pressed in the upside of the sliding block 34；The block 33 is pressed in institute
On the side wall for stating frame 31.
Support frame as described above 2 includes cylindric connecting tube 21, is revolved in the inner with screw thread along the radial direction of the connecting tube 21
It is connected to positioning pin 26；In the shifting chute 25 for being equipped with annular shape in the connecting tube 21；It is set in what is slided in the shifting chute 25
There is sphere 22, pull rod 23, one end screw thread far from the sphere 22 of Yu Suoshu pull rod 23 are hinged on Yu Suoshu sphere 22
It is screwed with the connecting plate 24 of arc-shaped.
The shifting chute 25 includes the directed cavity 251 and sliding cavity 252 of connection；The longitudinal section of the directed cavity 251 is circle
Shape；The longitudinal section of the sliding cavity 252 is trapezoidal.The connecting plate 24 includes two planks 242, in two planks 242
Between be bonded with rubber layer 241；In being equipped at least two mounting hole 243 in the connecting plate 24.
Although above having made detailed description to the utility model with generality explanation and specific embodiment,
On the basis of the utility model, it can be made some modifications or improvements, this is apparent to those skilled in the art
's.Therefore, these modifications or improvements on the basis of without departing from the spirit of the present invention, belong to the utility model and want
Seek the range of protection.
Claims (6)
1. a kind of slidingtype projection screen, which is characterized in that including circular bottom plate (4), the center point spiral shell of Yu Suoshu bottom plate (4)
Line is screwed with the locating rod (1) of round bar shape；Support frame (2) are screwed with screw thread in the top of the locating rod (1)；In the bottom
The edge sliding of the upside of plate (4) has display part (3), and support frame as described above (2) is bolted to the side of the display part (3)
On wall.
2. slidingtype projection screen according to claim 1, which is characterized in that the bottom plate (4) includes plate body (41), in institute
The edge for stating plate body (41) is recessed with circular first sliding groove (46)；Gear is hinged in the bottom of the first sliding groove (46)
Plate (45)；Top hole (49) are equipped in the concave side wall of the first sliding groove (46)；In using spiral shell on the side wall of the baffle (45)
Line is screwed with support tube (47)；There are the first spring (48) in binding in the top hole (49) and the support tube (47)；In institute
The top for stating plate body (41) is connected with conduit (42)；In being hinged with rod-shaped telescopic rod (44) on the side wall of the baffle (45),
Telescopic rod (44) sliding is arranged in the interior intracavitary of the conduit (42)；In being screwed with nut on the telescopic rod (44)
(43), the nut (43) is rotatably connected at the port of the conduit (42) with external screw thread.
3. slidingtype projection screen according to claim 2, which is characterized in that the display part (3) includes cubic
Frame (31), the side of Yu Suoshu frame (31) are recessed with the mounting groove of rectangle, and clamping has screen (32) in Yu Suoshu mounting groove；
It is recessed with the first of rectangular-shape in the lower part of the other side of the frame (31) to hold out against slot (35), the baffle (45) is connected in
Described first holds out against in slot (35)；It further include the sliding block (34) of cubic, the edge hinge of the upside of Yu Suoshu sliding block (34)
It is connected to block (33)；The frame (31) is pressed in the upside of the sliding block (34)；The block (33) is pressed in the frame
(31) on side wall.
4. slidingtype projection screen according to claim 3, which is characterized in that support frame as described above (2) includes cylindric company
It takes over (21), is screwed with positioning pin (26) with screw thread in the inner along the radial direction of the connecting tube (21)；In the connecting tube
(21) shifting chute (25) are equipped in；Sphere (22) are equipped in what is slided in the shifting chute (25), on Yu Suoshu sphere (22)
It is hinged with pull rod (23), one end far from the sphere (22) of Yu Suoshu pull rod (23) is screwed with connecting plate (24) with screw thread.
5. slidingtype projection screen according to claim 4, which is characterized in that the shifting chute (25) includes the guiding of connection
Chamber (251) and sliding cavity (252)；The longitudinal section of the directed cavity (251) is circle；The longitudinal section of the sliding cavity (252) is
It is trapezoidal.
6. slidingtype projection screen according to claim 5, which is characterized in that the connecting plate (24) includes two planks
(242), rubber layer (241) are bonded between two planks (242)；At least 2 are equipped in the connecting plate (24)
A mounting hole (243).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920064751.8U CN209327773U (en) | 2019-01-15 | 2019-01-15 | A kind of slidingtype projection screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920064751.8U CN209327773U (en) | 2019-01-15 | 2019-01-15 | A kind of slidingtype projection screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209327773U true CN209327773U (en) | 2019-08-30 |
Family
ID=67731356
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920064751.8U Expired - Fee Related CN209327773U (en) | 2019-01-15 | 2019-01-15 | A kind of slidingtype projection screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209327773U (en) |
-
2019
- 2019-01-15 CN CN201920064751.8U patent/CN209327773U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190830 Termination date: 20210115 |