CN202904213U - Support for projection screen - Google Patents
Support for projection screen Download PDFInfo
- Publication number
- CN202904213U CN202904213U CN 201220554115 CN201220554115U CN202904213U CN 202904213 U CN202904213 U CN 202904213U CN 201220554115 CN201220554115 CN 201220554115 CN 201220554115 U CN201220554115 U CN 201220554115U CN 202904213 U CN202904213 U CN 202904213U
- Authority
- CN
- China
- Prior art keywords
- support
- projection screen
- supporting
- supporting rod
- base support
- 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 support for a projection screen, comprising a base support (1) and a supporting rod (2), wherein the supporting rod (2) is nested at the upper portion of the base support (1); characterized in that the base support (1) is a tripod with three supporting legs (3), each two supporting legs include an angle of 120 DEG, the supporting rod (2) is a height-adjustable telescoping rod, and the top portion of the supporting rod is provided with a groove (6) used for hanging a projection screen. The supporting for a projection screen can be used as a support for supporting a propaganda poster;the side supporting rods of both sides of the support are provided with guide rail grooves, and when the propaganda poster is needed to replace, it is only needed to slide downwards or pull upwards the propaganda poster along the guide rail grooves; between the side supporting rod and a bottom supporting rod, at each side of the support, there is provided a reinforcing rod, thereby increasing the firmness of the support, preventing the support from being damaged;and the support for a projection screen is convenient for replacing the propaganda poster, is simple in structure, is firm and reliable, and has an excellent application prospect.
Description
Technical field
The utility model relates to a kind of easy support that is used for hanging up projection screen, belongs to office appliance.
Background technology
At present, all projector can be arranged in general company's meeting room, convenient for projection, a lot of companies directly are projected on the metope of white, can affect so the attractive in appearance and drop shadow effect of meeting room, what also have directly is suspended on projection screen on one face wall, to be inconvenient to change angle, in order addressing the above problem, to have occurred being used for hanging up the support of projection screen on the market, but structure is more complicated all, and floor area is larger.
The utility model content
The purpose of this utility model is to overcome deficiency of the prior art, the projection screen bracket that provides, and simplicity of design, easy to use, with low cost, floor area is little, has a good application prospect.
In order to achieve the above object, the technical scheme that adopts of the utility model is:
A kind of projection screen bracket, comprise base support and support bar, described support bar is nested in the top of base support, it is characterized in that: described base support is A-frame, be provided with three and be three supporting legs that 120 ° of angles distribute, described support bar is height-adjustable expansion link, and the top is provided with for the groove that hangs projection screen.
Aforesaid a kind of projection screen bracket is characterized in that: be connected with reinforcing rod between described two adjacent supporting legs.
Aforesaid a kind of projection screen bracket is characterized in that: the tail end of described each supporting leg all is socketed with protective sleeve.
Aforesaid a kind of projection screen bracket is characterized in that: described protective sleeve adopts rubber to make.
The beneficial effects of the utility model are: projection screen bracket of the present utility model, base support are A-frame, and are connected with reinforcing rod between two adjacent supporting legs, when reducing floor area, guarantee the fastness of support, can also regulate as required the height of support bar, guarantee that projection screen reaches suitable height, carry out projection, simplicity of design, easy to use, with low cost, floor area is little, has a good application prospect.
Description of drawings
Fig. 1 is the structural representation of projection screen bracket of the present utility model.
Fig. 2 is the structural representation of support bar of the present utility model.
The mark implication of accompanying drawing is as follows:
1: end support bar; 2: support bar; 3: supporting leg; 4: reinforcing rod; 5: protective sleeve; 6: groove; 7: the cover contact; 8; Projection screen.
Embodiment
Below in conjunction with Figure of description, the utility model is further described.
As shown in Figures 1 and 2; a kind of projection screen bracket; comprise base support 1 and support bar 2; support bar 2 is nested in the top of base support 1, and support bar 2 is height-adjustable expansion link, and the top is provided with for the groove 6 that hangs projection screen 8; expansion link is the socket stretching structure; three minutes places that the bottom is positioned at overall length are provided with cover contact 7, can regulate as required the height of support bar 2, guarantee that projection screen 8 reaches suitable height; base support 1 is A-frame; be provided with three and be three supporting legs 3 that 120 ° of angles distribute, be connected with reinforcing rod 4 between two adjacent supporting legs 3, floor area is little; and guarantee the fastness of base support 1; also have the tail end of each supporting leg 3 all to be socketed with protective sleeve 5, protective sleeve 5 adopts rubber to make, and prevents the wearing and tearing of supporting leg 3 and contact position, ground; projection screen bracket of the present utility model; obsolete the time, support bar 2 can be adjusted into the shortest, simplicity of design; easy to use; with low cost, floor area is little, has a good application prospect.
More than show and described ultimate principle of the present utility model, principal character and advantage.The technician of the industry should understand; the utility model is not restricted to the described embodiments; that describes in above-described embodiment and the instructions just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is by appending claims and equivalent circle thereof.
Claims (4)
1. projection screen bracket, comprise base support (1) and support bar (2), described support bar (2) is nested in the top of base support (1), it is characterized in that: described base support (1) is A-frame, be provided with three and be three supporting legs (3) that 120 ° of angles distribute, described support bar (2) is height-adjustable expansion link, and the top is provided with for the groove (6) that hangs projection screen.
2. a kind of projection screen bracket according to claim 1 is characterized in that: be connected with reinforcing rod (4) between described adjacent two supporting legs (3).
3. a kind of projection screen bracket according to claim 1 and 2, it is characterized in that: the tail end of described each supporting leg (3) all is socketed with protective sleeve (5).
4. a kind of projection screen bracket according to claim 3 is characterized in that: described protective sleeve (5) adopts rubber to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220554115 CN202904213U (en) | 2012-10-26 | 2012-10-26 | Support for projection screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220554115 CN202904213U (en) | 2012-10-26 | 2012-10-26 | Support for projection screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202904213U true CN202904213U (en) | 2013-04-24 |
Family
ID=48124864
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220554115 Expired - Fee Related CN202904213U (en) | 2012-10-26 | 2012-10-26 | Support for projection screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202904213U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102879991A (en) * | 2012-10-26 | 2013-01-16 | 昆山集智成模具有限公司 | Projection screen bracket |
| CN109882709A (en) * | 2019-03-28 | 2019-06-14 | 尹建霞 | A kind of heavy load portable tripod |
| CN113108167A (en) * | 2021-03-02 | 2021-07-13 | 刘志泳 | Adjustable exhibition device for education information consultation |
-
2012
- 2012-10-26 CN CN 201220554115 patent/CN202904213U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102879991A (en) * | 2012-10-26 | 2013-01-16 | 昆山集智成模具有限公司 | Projection screen bracket |
| CN109882709A (en) * | 2019-03-28 | 2019-06-14 | 尹建霞 | A kind of heavy load portable tripod |
| CN109882709B (en) * | 2019-03-28 | 2021-09-17 | 石家庄硕华电子科技有限公司 | Heavy-load portable tripod |
| CN113108167A (en) * | 2021-03-02 | 2021-07-13 | 刘志泳 | Adjustable exhibition device for education information consultation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130424 Termination date: 20131026 |