CN203616572U - Dismountable portable frame projection screen - Google Patents
Dismountable portable frame projection screen Download PDFInfo
- Publication number
- CN203616572U CN203616572U CN201320745753.6U CN201320745753U CN203616572U CN 203616572 U CN203616572 U CN 203616572U CN 201320745753 U CN201320745753 U CN 201320745753U CN 203616572 U CN203616572 U CN 203616572U
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- China
- Prior art keywords
- auxiliary rod
- pedestal
- projection screen
- frame
- extension part
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Abstract
The utility model provides a dismountable portable frame projection screen, comprising a projection screen framework, a curtain arranged on a plane surrounded by the projection screen framework and a pedestal arranged at the bottom of the projection screen framework, a dismounting connecting part is arranged in the projection screen framework, a first pedestal and a second pedestal are dismountably connected with the projection screen framework, the first pedestal or the second pedestal comprises a main rod, a first auxiliary rod, a second auxiliary rod and a third auxiliary rod, a plane surrounded by the main rod, the first auxiliary rod and the second auxiliary rod is vertical to a plane where the projection screen framework is, and both ends of the third auxiliary rod are connected with the main rod and a second cross rod respectively. The dismountable portable frame projection screen is relatively convenient to mount and dismount, through the folding type pedestal, portable performance can be improved, and in addition, the dismountable portable frame projection screen in the utility model also saves space and material, and has a strong anti-wind capability.
Description
Technical field
The utility model relates to outdoor screen field, relates in particular to a kind of Portable dismountable frame projection screen.
Background technology
Outdoor screen, as the outdoor projection equipment of one, is amplified the screen of movie pictures for projection.Made by calico at first.Rear use scribbles the cloth base of barium sulphate or metal powder or the diffuse reflection screen that plastics are made more.Also the reflection screen that useful bead reflective is made, and the transmission screen made from trnaslucent materials.Due to the singularity of outdoor environment, outdoor screen often needs to possess the function of the certain wind-force of opposing, sleety weather etc.
The size of outdoor screen is generally larger, so its portability emphasis that people pay close attention to often.In prior art, outdoor screen is general adopts detachable assembling, but its disassembly and assembly expend time in for a long time, and serviceable life is short, and, the space being also improved in the ability of wind resistance power.
Summary of the invention
It is strong that the technical problems to be solved in the utility model is to provide a kind of wind loading rating, is easy to the Portable dismountable frame projection screen of assembly and disassembly.
The utility model solves the technical scheme that its technical matters adopts: a kind of Portable dismountable frame projection screen, comprising:
Screen frame, described screen frame at least comprises the first montant, the second montant, intermediate bar, the first cross bar and the second cross bar, described intermediate bar and described the first cross bar, the second cross bar removably connect, and are provided with dismounting connecting portion in described screen frame;
Be arranged at described screen frame and surround the curtain in plane;
And be arranged at the first pedestal and second pedestal of described screen frame bottom, wherein, described first, between the second pedestal and described screen frame, removably connect, described the first pedestal or the second pedestal comprise mobile jib, the first auxiliary rod, the second auxiliary rod and the 3rd auxiliary rod, described mobile jib, the plane that the first auxiliary rod and the second auxiliary rod surround and described screen frame place plane are perpendicular, the two ends of described the 3rd auxiliary rod are connected with described mobile jib and described the second cross bar respectively, described the first pedestal or the second pedestal also comprise from described mobile jib, the 4th auxiliary rod that the position that the second auxiliary rod is connected extends to form, the described the 3rd, in the same direction of the 4th auxiliary rod, extend, the described the 3rd, between the 4th auxiliary rod and described mobile jib, pass through first respectively, the second pars contractilis interconnects, the described the 3rd, between the 4th auxiliary rod and described mobile jib, also pass through first respectively, the second hinged component interconnects.
As further improvement of the utility model, on described screen frame, be provided with some spaced clothes-hooks, on the edge of described curtain, be correspondingly provided with some fixed orifices, described clothes-hook is inserted in described fixed orifice.
As further improvement of the utility model, on described the first pedestal and the second pedestal, be also provided with the first hook for hanging weight.
As further improvement of the utility model, on the first montant of described screen frame, the second montant, be respectively arranged with wind rope hook.
As further improvement of the utility model, described dismounting connecting portion comprises the male link cooperatively interacting, female link and set bolt.
As further improvement of the utility model, described male link comprises the first convex extension part and the second convex extension part that protrude out formation towards described female link, described the first convex extension part protrude out the length that protrudes out that length is less than described the second convex extension part.
As further improvement of the utility model, between described first, second convex extension part, be provided with space, on the relevant position of described the second convex extension part and described female link, offer the screw coordinating with described set bolt.
As further improvement of the utility model, between described first, second auxiliary rod, angle is between 45 °～60 °.
As further improvement of the utility model, the length of described intermediate bar is adjustable.
The beneficial effects of the utility model are, the utility model assembly and disassembly is more convenient, by folding pedestal, can promote its portable performance, and in addition, Portable dismountable frame projection screen of the present utility model is also saved space and material, and wind loading rating is strong.
Accompanying drawing explanation
Fig. 1 is the structural representation of the screen frame of Portable dismountable frame projection screen in the utility model embodiment;
Fig. 2 is the partial enlarged drawing at label A place in the screen frame shown in Fig. 1;
Fig. 3 is the partial, detailed view at the label A place shown in Fig. 1;
Fig. 4 is the partial enlarged drawing at label B place in the screen frame shown in Fig. 1;
Fig. 5 is the partial enlarged drawing at label C place in the screen frame shown in Fig. 1;
Fig. 6 is the assembling schematic diagram between screen edge and the framework of the utility model Portable dismountable frame projection screen;
Fig. 7 is the partial enlarged drawing of first hook at label D place in Fig. 1;
Fig. 8 is the partial enlarged drawing of the wind rope hook at label E place in Fig. 1;
Fig. 9 is the structural representation of the pedestal at label F place in Fig. 1.
Embodiment
By reference to the accompanying drawings the utility model is described in further detail now.These accompanying drawings are the schematic diagram of simplification, and basic structure of the present utility model is only described in a schematic way, and therefore it only shows the formation relevant with the utility model.
As shown in Figure 1, in the utility model embodiment, a kind of Portable dismountable frame projection screen, it comprises: screen frame, be arranged at described screen frame and surround the curtain in plane and be arranged at the first pedestal 16a and the second pedestal 16b bottom described screen frame.Wherein, described screen frame at least comprises the first montant 13, the second montant 14, intermediate bar 15, the first cross bar 11 and the second cross bar 12, described intermediate bar 15 and described the first cross bar 11, the second cross bar 12 removably connects, in described screen frame, be provided with dismounting connecting portion, wherein, described first, the second pedestal 16a, between 16b and described screen frame, removably connect, described the first pedestal 16a or the second pedestal 16b comprise mobile jib 160, the first auxiliary rod 164, the second auxiliary rod 162 and the 3rd auxiliary rod 166, described mobile jib 160, the plane that the first auxiliary rod 164 and the second auxiliary rod 162 surround and described screen frame place plane are perpendicular, the two ends of described the 3rd auxiliary rod 166 are connected with described mobile jib 160 and described the second cross bar 12 respectively.Wherein, between described first, second auxiliary rod, angle is between 45 °～60 °, and the length of described intermediate bar 15 can regulate as required.
Shown in Fig. 2 and Fig. 3, in the utility model embodiment, in order to realize the Portable assembled of screen frame, described dismounting connecting portion comprises the public link 20 cooperatively interacting, female link 22 and set bolt 24, described male link 20 comprises the first convex extension part 202 and the second convex extension part 204 that protrude out formation towards described female link 22, described the first convex extension part 202 protrude out the length that protrudes out that length is less than described the second convex extension part 204, described first, between the second convex extension part, be provided with space 205, on the relevant position of described the second convex extension part 204 and described female link 22, offer the screw 208 coordinating with described set bolt 24, 224.Wherein, in the present embodiment, described the first convex extension part 202 is provided with two, between described two the first convex extension parts 202, is provided with space 206.The utility model, by the package assembly of said structure is set, when reducing material, does not affect the intensity of whole screen frame structure yet, and its assembly and disassembly is convenient, is easy to carry, and wind loading rating is strong.
Shown in Fig. 4 and Fig. 5, in the utility model embodiment, between the upper end of intermediate bar 15 and the first cross bar 11, realize assembling mutually by cushion block 28 and set bolt 26; Between the bottom of intermediate bar 15 and the second cross bar 12, realize assembling mutually by cushion block 32 and set bolt 30.
Shown in ginseng Fig. 6, in present embodiment, be provided with some spaced clothes-hooks 34 on screen frame, be correspondingly provided with some fixed orifices 38 on the edge 36 of described curtain, described clothes-hook 34 is inserted in described fixed orifice 38.Use procedure: after screen expansion, first fix four jiaos of screens, then by screen tensioning, black surround aluminium limit 36 is buckled on corresponding clothes-hook 34, utilize the tension-stretched curtain frame of screen, operation, can make the smooth screen carrier that also can make of act face shaped by tension force like this.
Shown in ginseng Fig. 7 and Fig. 8, the utility model is in order to promote the wind loading rating of screen frame, in present embodiment, on the first montant of described screen frame, the second montant, being respectively arranged with wind rope hook 42,44, two wind ropes hooks 42,44 is arranged on a connecting portion 40 being fixed on the described first or second montant.On described the first pedestal and the second pedestal, be also provided with the first hook 46 for hanging weight.Concrete use procedure: pin vertical rod is connected with framework, hangs up properly wind rope, then with the tension of wind rope, make an act frame there is wind loading rating.Two water bags (apolegamy), be placed in the accessory bag of screen, when note discharges water, water filling tube head need be inserted on water bag water filling port, water-filling on tap water nozzle, water bag water filling weight 10KG, water bag hangs over the both sides of screen carrier, can improve wind loading rating, or use in the time that cement court cannot use wind rope.
Shown in Fig. 9, in present embodiment, described the first pedestal or the second pedestal also comprise the 4th auxiliary rod 162b that the position that is connected from described mobile jib 160, the second auxiliary rod 162a extends to form, and in the same direction of described the 3rd, the 4th auxiliary rod, extend.Between described the 3rd, the 4th auxiliary rod 162a, 162b and described mobile jib 160, interconnect by first, second pars contractilis 167a, 167b respectively.Between described the 3rd, the 4th auxiliary rod 162a, 162b and described mobile jib 160, also interconnect by first, second hinged component 169a, 169b respectively.The utility model is realized folding pedestal by such mode, in the time not needing to use, only pedestal need be folded to the shape that is a bar, thereby be convenient for carrying.
In sum, the beneficial effects of the utility model are, the utility model arranges dismounting connecting portion by privileged site in screen frame, described dismounting connecting portion comprises the male link cooperatively interacting, female link and set bolt, male link comprises towards described female link and protrudes out formation, protrudes out length the first convex extension part and the second convex extension part not etc., and between first, second convex extension part, is provided with space, and assembly and disassembly is more convenient, save space and material, wind loading rating is strong.
Take above-mentioned foundation desirable embodiment of the present utility model as enlightenment, by above-mentioned description, relevant staff can, not departing from the scope of this utility model technological thought, carry out various change and modification completely.The technical scope of this utility model is not limited to the content on instructions, must determine its technical scope according to claim scope.
Claims (9)
1. a Portable dismountable frame projection screen, is characterized in that, described Portable dismountable frame projection screen comprises:
Screen frame, described screen frame at least comprises the first montant, the second montant, intermediate bar, the first cross bar and the second cross bar, described intermediate bar and described the first cross bar, the second cross bar removably connect, and are provided with dismounting connecting portion in described screen frame;
Be arranged at described screen frame and surround the curtain in plane;
And be arranged at the first pedestal and second pedestal of described screen frame bottom, wherein, described first, between the second pedestal and described screen frame, removably connect, described the first pedestal or the second pedestal comprise mobile jib, the first auxiliary rod, the second auxiliary rod and the 3rd auxiliary rod, described mobile jib, the plane that the first auxiliary rod and the second auxiliary rod surround and described screen frame place plane are perpendicular, the two ends of described the 3rd auxiliary rod are connected with described mobile jib and described the second cross bar respectively, described the first pedestal or the second pedestal also comprise from described mobile jib, the 4th auxiliary rod that the position that the second auxiliary rod is connected extends to form, the described the 3rd, in the same direction of the 4th auxiliary rod, extend, the described the 3rd, between the 4th auxiliary rod and described mobile jib, pass through first respectively, the second pars contractilis interconnects, the described the 3rd, between the 4th auxiliary rod and described mobile jib, also pass through first respectively, the second hinged component interconnects.
2. Portable dismountable frame projection screen according to claim 1, is characterized in that, is provided with some spaced clothes-hooks on described screen frame, is correspondingly provided with some fixed orifices on the edge of described curtain, and described clothes-hook is inserted in described fixed orifice.
3. Portable dismountable frame projection screen according to claim 1, is characterized in that, is also provided with the first hook for hanging weight on described the first pedestal and the second pedestal.
4. Portable dismountable frame projection screen according to claim 3, is characterized in that, is respectively arranged with wind rope hook on the first montant of described screen frame, the second montant.
5. Portable dismountable frame projection screen according to claim 1, is characterized in that, described dismounting connecting portion comprises the male link cooperatively interacting, female link and set bolt.
6. Portable dismountable frame projection screen according to claim 5, it is characterized in that, described male link comprises the first convex extension part and the second convex extension part that protrude out formation towards described female link, described the first convex extension part protrude out the length that protrudes out that length is less than described the second convex extension part.
7. Portable dismountable frame projection screen according to claim 6, is characterized in that, between described first, second convex extension part, is provided with space, offers the screw coordinating with described set bolt on the relevant position of described the second convex extension part and described female link.
8. Portable dismountable frame projection screen according to claim 1, is characterized in that, between described first, second auxiliary rod, angle is between 45 °～60 °.
9. Portable dismountable frame projection screen according to claim 1, is characterized in that, the length of described intermediate bar is adjustable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320745753.6U CN203616572U (en) | 2013-11-21 | 2013-11-21 | Dismountable portable frame projection screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320745753.6U CN203616572U (en) | 2013-11-21 | 2013-11-21 | Dismountable portable frame projection screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203616572U true CN203616572U (en) | 2014-05-28 |
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ID=50769203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320745753.6U Expired - Fee Related CN203616572U (en) | 2013-11-21 | 2013-11-21 | Dismountable portable frame projection screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203616572U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103676442A (en) * | 2013-11-21 | 2014-03-26 | 江苏红叶视听器材股份有限公司 | Detachable and portable screen with frame |
-
2013
- 2013-11-21 CN CN201320745753.6U patent/CN203616572U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103676442A (en) * | 2013-11-21 | 2014-03-26 | 江苏红叶视听器材股份有限公司 | Detachable and portable screen with frame |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140528 Termination date: 20141121 |
|
| EXPY | Termination of patent right or utility model |