CN104423132A - Mobile movie screen support - Google Patents
Mobile movie screen support Download PDFInfo
- Publication number
- CN104423132A CN104423132A CN201310371898.9A CN201310371898A CN104423132A CN 104423132 A CN104423132 A CN 104423132A CN 201310371898 A CN201310371898 A CN 201310371898A CN 104423132 A CN104423132 A CN 104423132A
- Authority
- CN
- China
- Prior art keywords
- strut
- assembly
- supporting rod
- cross tube
- lower supporting
- 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.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/54—Accessories
- G03B21/56—Projection screens
- G03B21/58—Projection screens collapsible, e.g. foldable; of variable area
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
- F16M11/20—Undercarriages with or without wheels
- F16M11/24—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other
- F16M11/26—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other by telescoping, with or without folding
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Tents Or Canopies (AREA)
Abstract
The invention relates to a mobile movie screen support. The mobile movie screen support comprises an upper cross bar component, supporting rod components, connecting pins and tension ropes. Upper fixing plates are provided with hole groups for connection by passing of ropes, the whole mobile movie screen support can be stabilized by use of the tension ropes, the pulling of a screen is facilitated, and the screen can be guaranteed to be clean; the connecting pins, front and rear rod pins, side rod pins, supporting rod pins and fastening pins are arranged so that the assembling of the upper cross bar component and the supporting rod components at two sides is convenient and reliable; the upper cross bar component is of a folding structure and the supporting rod components are of retracting structures so that assembling and transportation are facilitated; rust-proof section bars are employed so that batch manufacturing is facilitated; and the mobile movie screen support is advantaged by compact structure, and convenient operation so that the support has great practical and promotional values.
Description
Technical field
The present invention relates to a kind of movie screen device, specifically a kind of flowable film screen support.
Background technology
Through retrieval Patent documents of interest, not yet retrieve a kind of flowable film screen support identical with structure of the present invention at present, along with the needs such as development and rural popular science education of social economy and rural cultural undertaking, show a film to rural area the culture life enriching people and carry out Popular Science Education, safety educations etc. are increased, due to the limitation in the mobility that shows a film to rural area and place, projectionist one people is needed to complete hanging of movie screen, a kind of Mobile screen frame disclosed in the existing patent No. ZL 201020524001.3 retrieved, although a people support screen can be completed, and screen is not in contact with the ground, maintain the clean of screen, but it is inconvenient when a people completes support screen, assembling is complicated, so be necessary to carry out new Curve guide impeller, to meet actual needs.
Summary of the invention
The object of the invention is to provide a kind of easy to assembly, and reliably can hang a kind of flowable film screen support of movie screen.
Technical characteristic of the present invention is: easy to assembly in consideration, and basis rational in infrastructure, reliably to hang movie screen is designed to a kind of flowable film screen support of being made up of cross tube parts, spacer member, connecting pin, tension rope, described spacer member is two, contraction type structure, and structure is identical; Cross tube parts are connected by two spacer member in connecting pin and left and right, and tension rope is connected with two, left and right spacer member; Described cross tube parts are accordion structure.
Described cross tube parts are made up of cross tube, hinge, are connected through the hinge between adjacent cross tube, and two often adjacent cross tubes can rotate around hinge therebetween and make cross tube parts launch to stretch or fold; Be provided with on the upside of described upper hinge after stretching for the expansion of cross tube parts and prevent reclinate fixing wing plate; Described cross tube is that antirust profile material tube is made, and hinge is that rush-resisting material is made.
Described spacer member is made up of upper strut assembly, middle strut assembly, lower supporting rod assembly, batter strut, front and back heel brace bar assembly, upper mounted plate, front and back lever pin, side lever pin, strut pin, tightening pin, and described upper strut assembly is collapsible to be entered in middle strut assembly; Described middle strut assembly is collapsible to be entered in lower supporting rod assembly; Upper strut assembly, middle strut assembly, lower supporting rod assembly are connected by strut pin under pull-out state; Upper mounted plate is fixed on strut assembly upper end, described upper mounted plate is provided with the hole group be connected with cross tube parts, upper mounted plate is also provided with the hole be connected with batter strut, front and back heel brace bar assembly wire rope handling, upper mounted plate is also provided with the hole hanging screen; Lower supporting rod assembly, batter strut are hinged through side lever pin, tightening pin is used for lower supporting rod assembly and is connected with the anti-rotation tightening of batter strut, lower supporting rod assembly and the front and back premenstrual rear lever pin of heel brace bar assembly hinged, tightening pin be used for lower supporting rod assembly be connected with the anti-rotation tightening of front and back heel brace bar assembly; Described lower supporting rod assembly is provided with the hole hanging screen; Described batter strut is provided with the hole be connected with upper mounted plate wire rope handling; Described front and back heel brace bar assembly is provided with the hole be connected with upper mounted plate wire rope handling; Described upper strut assembly, middle strut assembly, lower supporting rod assembly, batter strut, front and back heel brace bar assembly are made up of antirust profile material tube, and upper mounted plate is made up of rush-resisting material.
During use, strut assembly pull-out in lower supporting rod assembly, therefrom collapsible enter strut assembly in interior pull-out, connect with strut pin respectively, the front and back heel brace bar assembly of two front sides of spacer member is opened and locked fixed connection with tightening, and be parallelly placed on place, cross tube parts launch to stretch, with connecting pin from the group A of hole by cross tube parts, two spacer member are fixedly connected with, from hole B, H, F, tension rope is put in G, the rope connecting movie screen is worn also to go out from the D of hole, set up two spacer member, open the front and back heel brace bar group of rear side and connect with front and back lever pin tightening, open two side legs strut and lock fixed connection with tightening, tension tension rope makes cross tube parts become a firm entirety with both sides spacer member, pull on screen, fixing, during dismounting, direction screen, unties screen rope, tension rope, extract heel brace bar group front and back, the front and back lever pin of side after two, fell cross tube parts, lever pin, side lever pin, strut pin, tightening pin, connecting pin before and after removing, and upper strut narrows enters in middle strut assembly, middle strut narrows enters in lower supporting rod assembly, packs up batter strut, front and back heel brace bar assembly, folds cross tube parts.
Advantage of the present invention is: owing to upper mounted plate being provided with the hole group that wire rope handling connects, and tension rope can be used to make whole flowable film screen support firm and facilitate pull-up screen, ensure the clean of screen; Owing to being provided with connecting pin, front and back lever pin, side lever pin, strut pin, tightening pin, make cross tube parts and both sides spacer member easy to assembly, reliable; Due to cross tube parts be accordion structure, spacer member is contraction type structure, facilitates assembling, transport; Owing to adopting antirust section bar, be beneficial to batch making; Due to compact conformation, easy to operate, so there is very large practical and popularizing value.
Accompanying drawing explanation
Below with reference to accompanying drawing, the present invention is conducted further description:
Accompanying drawing 1 is the structural representation of a kind of flowable film screen support of the present invention;
Accompanying drawing 2 is that the C of accompanying drawing 1 is to structural representation;
Accompanying drawing 3 is partial structurtes schematic diagram of a kind of spacer member of flowable film screen support.
embodiment
With reference to accompanying drawing 1, accompanying drawing 2, accompanying drawing 3, a kind of flowable film screen support of the present invention, it is made up of cross tube parts 1, spacer member 2, connecting pin 3, tension rope 4, and described spacer member 2 is two, contraction type structure, and structure is identical; Cross tube parts 1 are connected by two spacer member 2 in connecting pin 3 and left and right, and tension rope 4 is connected with two, left and right spacer member 2; Described cross tube parts 1 are accordion structure; Cross tube parts 1 are made up of cross tube 11, hinge 12, are connected between adjacent cross tube 11 by hinge 12, and two often adjacent cross tubes 11 can rotate around hinge 12 therebetween and make cross tube parts 1 launch to stretch or fold; Be provided with on the upside of described upper hinge 12 after stretching for cross tube parts 1 expansion and prevent reclinate fixing wing plate 12a; Described cross tube 11 is that antirust profile material tube is made, and hinge 12 is made for rush-resisting material; Spacer member 2 is made up of upper strut assembly 21, middle strut assembly 22, lower supporting rod assembly 23, batter strut 24, front and back heel brace bar assembly 25, upper mounted plate 26, front and back lever pin 27, side lever pin 28, strut pin a, tightening pin b, and described upper strut assembly 21 is collapsible to be entered in middle strut assembly 22; Described middle strut assembly 22 is collapsible to be entered in lower supporting rod assembly 23; Upper strut assembly 21, middle strut assembly 22, lower supporting rod assembly 23 are connected by strut pin a under pull-out state; Upper mounted plate 26 is fixed on strut assembly 21 upper end, described upper mounted plate 26 is provided with the hole group A be connected with cross tube parts 1, upper mounted plate 26 is also provided with the hole B, the hole H that are connected with batter strut 24, front and back heel brace bar assembly 25 wire rope handling, upper mounted plate 26 is also provided with the hole D hanging screen; Lower supporting rod assembly 23, batter strut 24 are hinged through side lever pin 28, tightening pin d is used for lower supporting rod assembly 23 and is connected with the anti-rotation tightening of batter strut 24, lower supporting rod assembly 23 is hinged with the premenstrual rear lever pin 27 of front and back heel brace bar assembly 25, and tightening pin b is used for lower supporting rod assembly 23 and is connected with the anti-rotation tightening of front and back heel brace bar assembly 25; Described lower supporting rod assembly 23 is provided with the hole E hanging screen; Described batter strut 24 is provided with the hole F be connected with upper mounted plate 26 wire rope handling; Described front and back heel brace bar assembly 25 is provided with the hole G be connected with upper mounted plate 26 wire rope handling; Described upper strut assembly 21, middle strut assembly 22, lower supporting rod assembly 23, batter strut 24, front and back heel brace bar assembly 25 are made up of antirust profile material tube, and upper mounted plate 26 is made up of rush-resisting material.
Claims (3)
1. a flowable film screen support, it is made up of cross tube parts (1), spacer member (2), connecting pin (3), tension rope (4), it is characterized in that: described spacer member (2) is two, contraction type structure, and structure is identical; Cross tube parts (1) are connected by two spacer member (2) in connecting pin (3) and left and right, and tension rope (4) is connected with two, left and right spacer member (2); Described cross tube parts (1) are accordion structure.
2. a kind of flowable film screen support according to claim 1, it is characterized in that: described cross tube parts (1) are made up of cross tube (11), hinge (12), connected by hinge (12) between adjacent cross tube (11), two often adjacent cross tubes (11) can rotate around hinge (12) therebetween and make cross tube parts (1) launch to stretch or fold; Described upper hinge (12) upside prevents reclinate fixing wing plate (12a) after being provided with and stretching for cross tube parts (1) expansion; Described cross tube (11) is made for antirust profile material tube, and hinge (12) is made for rush-resisting material.
3. a kind of flowable film screen support according to claim 1, it is characterized in that: described spacer member (2) is made up of upper strut assembly (21), middle strut assembly (22), lower supporting rod assembly (23), batter strut (24), front and back heel brace bar assembly (25), upper mounted plate (26), front and back lever pin (27), side lever pin (28), strut pin (a), tightening pin (b), described upper strut assembly (21) is collapsible enters in middle strut assembly (22); Described middle strut assembly (22) is collapsible enters in lower supporting rod assembly (23); Upper strut assembly (21), middle strut assembly (22), lower supporting rod assembly (23) are connected by strut pin (a) under pull-out state; Upper mounted plate (26) is fixed on strut assembly (21) upper end, described upper mounted plate (26) is provided with the hole group (A) be connected with cross tube parts (1), upper mounted plate (26) is also provided be connected with batter strut (24), front and back heel brace bar assembly (25) wire rope handling hole group (B), hole (H), upper mounted plate (26) is also provided with and hangs the hole (D) of screen; Lower supporting rod assembly (23), batter strut (24) are hinged through side lever pin (28), tightening pin (d) is connected for the anti-rotation tightening of lower supporting rod assembly (23) with batter strut (24), lower supporting rod assembly (23) is hinged with the premenstrual rear lever pin in front and back heel brace bar assembly (25) (27), and tightening pin (b) is connected for the anti-rotation tightening of lower supporting rod assembly (23) with front and back heel brace bar assembly (25); Described lower supporting rod assembly (23) is provided with the hole (E) hanging screen; Described batter strut (24) is provided with the hole group (F) be connected with upper mounted plate (26) wire rope handling; Described front and back heel brace bar assembly (25) are provided with the hole (G) be connected with upper mounted plate (26) wire rope handling; Described upper strut assembly (21), middle strut assembly (22), lower supporting rod assembly (23), batter strut (24), front and back heel brace bar assembly (25) are made up of antirust profile material tube, and upper mounted plate (26) is made up of rush-resisting material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310371898.9A CN104423132A (en) | 2013-08-23 | 2013-08-23 | Mobile movie screen support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310371898.9A CN104423132A (en) | 2013-08-23 | 2013-08-23 | Mobile movie screen support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104423132A true CN104423132A (en) | 2015-03-18 |
Family
ID=52972583
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310371898.9A Pending CN104423132A (en) | 2013-08-23 | 2013-08-23 | Mobile movie screen support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104423132A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110731754A (en) * | 2019-09-28 | 2020-01-31 | 深圳中物智建科技有限公司 | Construction site personnel health detection |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1662586A (en) * | 1925-11-07 | 1928-03-13 | Newman Hugo | Foldable supporting frame for screens |
| WO2002097530A1 (en) * | 2001-05-28 | 2002-12-05 | Lino Manfrotto + Co. S.P.A. | Support frame for photographic/cinematographic screens |
| US20050200951A1 (en) * | 2004-03-10 | 2005-09-15 | Redmon Shanon O. | Lock for frame |
| US20070121206A1 (en) * | 2006-02-14 | 2007-05-31 | Seiko Epson Corporation | Portable screen assemblies for projectors |
| CN200950203Y (en) * | 2006-09-08 | 2007-09-19 | 芜湖市影星银幕有限公司 | Movable projecting screen |
| CN201122225Y (en) * | 2007-09-25 | 2008-09-24 | 厦门进雄企业有限公司 | Folding supports |
| CN101504509A (en) * | 2008-02-08 | 2009-08-12 | 精工爱普生株式会社 | Portable screen |
| CN201654435U (en) * | 2010-04-22 | 2010-11-24 | 魏蕾 | Projection screen |
| CN203502728U (en) * | 2013-08-23 | 2014-03-26 | 如皋市江海技工学校 | Mobile movie screen support |
-
2013
- 2013-08-23 CN CN201310371898.9A patent/CN104423132A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1662586A (en) * | 1925-11-07 | 1928-03-13 | Newman Hugo | Foldable supporting frame for screens |
| WO2002097530A1 (en) * | 2001-05-28 | 2002-12-05 | Lino Manfrotto + Co. S.P.A. | Support frame for photographic/cinematographic screens |
| US20050200951A1 (en) * | 2004-03-10 | 2005-09-15 | Redmon Shanon O. | Lock for frame |
| US20070121206A1 (en) * | 2006-02-14 | 2007-05-31 | Seiko Epson Corporation | Portable screen assemblies for projectors |
| CN200950203Y (en) * | 2006-09-08 | 2007-09-19 | 芜湖市影星银幕有限公司 | Movable projecting screen |
| CN201122225Y (en) * | 2007-09-25 | 2008-09-24 | 厦门进雄企业有限公司 | Folding supports |
| CN101504509A (en) * | 2008-02-08 | 2009-08-12 | 精工爱普生株式会社 | Portable screen |
| CN201654435U (en) * | 2010-04-22 | 2010-11-24 | 魏蕾 | Projection screen |
| CN203502728U (en) * | 2013-08-23 | 2014-03-26 | 如皋市江海技工学校 | Mobile movie screen support |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110731754A (en) * | 2019-09-28 | 2020-01-31 | 深圳中物智建科技有限公司 | Construction site personnel health detection |
| CN110731754B (en) * | 2019-09-28 | 2022-01-25 | 深圳中物智建科技有限公司 | Building site personnel health detection door |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150318 |