CN103271576A - Telescopic desk attached to chair back - Google Patents
Telescopic desk attached to chair back Download PDFInfo
- Publication number
- CN103271576A CN103271576A CN 201310163031 CN201310163031A CN103271576A CN 103271576 A CN103271576 A CN 103271576A CN 201310163031 CN201310163031 CN 201310163031 CN 201310163031 A CN201310163031 A CN 201310163031A CN 103271576 A CN103271576 A CN 103271576A
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- China
- Prior art keywords
- chair back
- desktop body
- table top
- hole
- brace
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Abstract
The invention discloses a telescopic desk attached to a chair back. The telescopic desk comprises a table top body and a connecting component, wherein the table top body is connected with the chair back through the connecting component so as to realize spreading and contracting; one side of the table body is provided with a square notch; a connecting block is arranged at the square notch; a first through hole and a second through hole which are not crossed with each other are vertically formed in the connecting block; the first through hole and the table top body are hinged on the same horizontal level through a connecting shaft; and the second through hole is rotatably connected with the table top body through a rotating shaft and the connecting component. When not being used, the telescopic desk is directly folded by attaching to the chair back, so that space is not occupied; when in use, the table top body is rotated and unfolded; and the telescopic desk has the advantages of simple structure and low cost, is convenient to install and use, and can be widely applied to various places.
Description
Technical field
The present invention relates to a kind of chair back table with expansion table top, belong to the seat technical field.
Background technology
At present, the place that crowds in many spaces, for example on the high ferro, cinema, conference hall etc., in order to hold more people, the not too convenient bigger desk of area that takes up room that arranges, but but indispensable, for this reason, the contractile desk that needs a kind of area that do not take up space, when needing to use, use can be strutted easily, when not needing to use, can accept also very easily and not take up space, the space that arranges of existing common employing seat side edges is used for the collection folding table at present, and there is following deficiency in this mode, one, the not enough space of saving still needs to arrange specially accommodation space; Two, complex structure, inconvenience during use.
Summary of the invention
Purpose: in order to overcome the deficiencies in the prior art, the invention provides a kind of chair back table with expansion table top, can directly be installed on chair back, save space, easy to use.
Technical scheme: for solving the problems of the technologies described above, the technical solution used in the present invention is:
A kind of chair back table with expansion table top comprises desktop body and coupling assembling, it is characterized in that: described desktop body is connected with the chair back by coupling assembling, realizes strutting and shrinking of desktop body; Described desktop body one side is provided with square breach, described square indentation, there is provided with contiguous block, described contiguous block is vertically installed with two disjoint first through holes and second through hole, wherein first through hole is realized the hinged of same level face by connecting axle and desktop body, and described second through hole is by revolving being rotatably connected of the realization of axle and coupling assembling and desktop body.
Described chair back table with expansion table top, it is characterized in that: described coupling assembling comprises brace, described brace is interconnective two " L " shape structure, aspect is provided with the third through-hole that is connected for contiguous block on the described brace, and described brace subsurface is provided with the fixed via of fixedlying connected for the chair back; Revolve axle and pass second through hole, third through-hole successively, realize the flexible connection of desktop body and the chair back.
Described chair back table with expansion table top, it is characterized in that: described chair back table with expansion table top also comprises positioning component, described positioning component comprises location guide card and the pilot pin that is arranged on the contiguous block top, described pilot pin be arranged in parallel with revolving axle, and described pilot pin passes the location guide card other end and the brace upper strata offsets.
Described chair back table with expansion table top is characterized in that: the material of described desktop body is stainless steel.
Described chair back table with expansion table top is characterized in that: described desktop body is provided with for the groove of placing water tumbler.
As preferred version, described chair back table with expansion table top is characterized in that: the length of described desktop body is 50-150mm, and width is 30-120mm.
Beneficial effect: chair back table with expansion table top provided by the invention, when not in use, can directly attach contraction mutually with the chair back, do not take up room, when need using, the rotation of desktop body opened get final product, simple in structure, easy to install, cost is low; Can be widely used in a plurality of places.
Description of drawings
Fig. 1 is assembling schematic diagram of the present invention;
Fig. 2 is the structural representation of desktop body among the present invention and contiguous block;
Fig. 3 is the structural representation of brace among the present invention;
Fig. 4 is the structural representation of location guide card among the present invention.
The specific embodiment
Below in conjunction with accompanying drawing the present invention is done further explanation.
As shown in Figures 1 to 4, a kind of chair back table with expansion table top comprises desktop body 1 and coupling assembling, it is characterized in that: described desktop body 1 is connected with the chair back by coupling assembling, realizes strutting and shrinking of desktop body; Described desktop body one side is provided with square breach, described square indentation, there is provided with contiguous block 2, described contiguous block 2 is vertically installed with two disjoint first through holes 21 and second through hole 22, wherein first through hole 21 is realized the hinged of same level face by connecting axle 3 and desktop body, and described second through hole 22 is realized and being rotatably connected of desktop body by revolving axle 4 and coupling assembling.
Described chair back table with expansion table top, it is characterized in that: described coupling assembling comprises brace 5, described brace is interconnective two " L " shape structure, aspect is provided with for the third through-hole 51 that is connected with contiguous block on the described brace, and described brace subsurface is provided with for the fixed via 52 of fixedlying connected with the chair back; Revolve axle 4 and pass second through hole 22, third through-hole 51 successively, realize the flexible connection of desktop body and the chair back.
Described chair back table with expansion table top, it is characterized in that: described chair back table with expansion table top also comprises positioning component, described positioning component comprises location guide card 6 and the pilot pin 7 that is arranged on the contiguous block top, described pilot pin 7 be arranged in parallel with revolving axle 4, and described pilot pin 7 passes location guide card 6 other ends and the brace upper strata offsets.
Described chair back table with expansion table top is characterized in that: the material of described desktop body 1 is stainless steel.
Described chair back table with expansion table top is characterized in that: described desktop body 1 is provided with for the groove of placing water tumbler.
As preferred version, described chair back table with expansion table top is characterized in that: the length of described desktop body 1 is 50-150mm, and width is 30-120mm.
Chair back table with expansion table top of the present invention, fixedly connected with the chair back by contiguous block 2, brace 5, when needs strut use, with desktop body 1 along revolve the axle 4 Rotate 180 degree, along connecting axle 3 desktop body about 180 degree to bottom surfaces of overturning are arrived the position of location guide card 6 then, simultaneously under the support force of pilot pin, just can keep motionless and can bear certain bearing capacity; When finishing using, can desktop body 1 upset be gone back along connecting axle 3, along revolving axle 4 cycle original positions, be attached on the chair back again, simple in structure, easy to install, cost is low.
The above only is preferred embodiment of the present invention; be noted that for those skilled in the art; under the prerequisite that does not break away from the principle of the invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (6)
1. chair back table with expansion table top comprises desktop body and coupling assembling, it is characterized in that: described desktop body is connected with the chair back by coupling assembling, realizes strutting and shrinking of desktop body; Described desktop body one side is provided with square breach, described square indentation, there is provided with contiguous block, described contiguous block is vertically installed with two disjoint first through holes and second through hole, wherein first through hole is realized the hinged of same level face by connecting axle and desktop body, and described second through hole is by revolving being rotatably connected of the realization of axle and coupling assembling and desktop body.
2. chair back table with expansion table top according to claim 1, it is characterized in that: described coupling assembling comprises brace, described brace is interconnective two " L " shape structure, aspect is provided with the third through-hole that is connected for contiguous block on the described brace, and described brace subsurface is provided with the fixed via of fixedlying connected for the chair back; Revolve axle and pass second through hole, third through-hole successively, realize the flexible connection of desktop body and the chair back.
3. chair back table with expansion table top according to claim 2, it is characterized in that: described chair back table with expansion table top also comprises positioning component, described positioning component comprises location guide card and the pilot pin that is arranged on the contiguous block top, described pilot pin be arranged in parallel with revolving axle, and described pilot pin passes the location guide card other end and the brace upper strata offsets.
4. chair back table with expansion table top according to claim 1, it is characterized in that: the material of described desktop body is stainless steel.
5. chair back table with expansion table top according to claim 1 is characterized in that: described desktop body is provided with for the groove of placing water tumbler.
6. chair back table with expansion table top according to claim 1, it is characterized in that: the length of described desktop body is 50-150mm, width is 30-120mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201310163031 CN103271576A (en) | 2013-05-07 | 2013-05-07 | Telescopic desk attached to chair back |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201310163031 CN103271576A (en) | 2013-05-07 | 2013-05-07 | Telescopic desk attached to chair back |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103271576A true CN103271576A (en) | 2013-09-04 |
Family
ID=49053813
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201310163031 Pending CN103271576A (en) | 2013-05-07 | 2013-05-07 | Telescopic desk attached to chair back |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103271576A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103859855A (en) * | 2014-04-04 | 2014-06-18 | 湖州升浙绿化工程有限公司 | Bench used in parks |
| CN108143162A (en) * | 2017-12-13 | 2018-06-12 | 安徽电气集团股份有限公司 | Mechanism is taken in a kind of overturning grafting for bus platform |
-
2013
- 2013-05-07 CN CN 201310163031 patent/CN103271576A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103859855A (en) * | 2014-04-04 | 2014-06-18 | 湖州升浙绿化工程有限公司 | Bench used in parks |
| CN108143162A (en) * | 2017-12-13 | 2018-06-12 | 安徽电气集团股份有限公司 | Mechanism is taken in a kind of overturning grafting for bus platform |
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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 | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20130904 |