CN101716030B - Hidden myopia-prevention rack with adjustable height - Google Patents
Hidden myopia-prevention rack with adjustable height Download PDFInfo
- Publication number
- CN101716030B CN101716030B CN2009102272141A CN200910227214A CN101716030B CN 101716030 B CN101716030 B CN 101716030B CN 2009102272141 A CN2009102272141 A CN 2009102272141A CN 200910227214 A CN200910227214 A CN 200910227214A CN 101716030 B CN101716030 B CN 101716030B
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- China
- Prior art keywords
- cutting ferrule
- side cutting
- glide path
- myopia
- hidden
- 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.)
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- Tables And Desks Characterized By Structural Shape (AREA)
Abstract
The invention provides a hidden myopia-prevention rack with adjustable height, and relates to the technical field of devices arranged on a desk. The upper part of an upright post (5) is provided with a rotating shaft punch hole (21). A U-shaped clip (3) is fixed on a body-blocking plate seat (2), on which a body-blocking plate (1) is arranged. The lower part of the upright post is provided with an upright post drop-proof screw (9). The upright post is inserted into an upright post adjusting port (22) of an upright port retraction seat (7). A retraction seat lug of the upright port retraction seat is connected in series between two serial screw passing openings of a retraction rod by a serial screw (8). The end part of the retraction rod is provided with upright post clamp apparatuses (17). Rubber caps (6) are sleeved on two upright post clamp apparatuses respectively. The retraction rod is arranged in a retraction rod opening of a retraction rod clamping seat (12) arranged at one end of a fixing plate (10). The two sides of the fixing plates are provided with thickened edges respectively; and the other side of the fixing plate (10) is provided with a fixing hole (14) connected and fixed with the back part of a desk surface.
Description
[technical field]
The present invention relates to a kind of and use myopia prevention device, a kind of hidden myopia-prevention rack of adjustment height.
[background technology]
At present, China adolescent myopia morbidity rule is being the gesture of cumulative year after year, be presented at primary school according to the Ministry of Education since the investigation of China teenager hypometropia ratio being carried out in 1985 during the hypometropia ratio account for 34%; The hypometropia ratio accounts for 60% during the junior middle school; The hypometropia ratio accounts for 76% during the senior middle school, and the hypometropia ratio accounts for 83% during the university, and its main cause is that learning tasks are heavy; The pressure of entering a higher school is big, and unscientific sitting posture is caused.
In the present existing myopia prevention device of retrieval, find Chinese patent, the adjustable myopia-preventing frame that goes up and down, the patent No. 0225766.0; All there are the unreasonable part of design in myopia prevention device, patents such as the patent No. 02218911.9; 1, in this type design,, conveniently install, take off because its underpart is stuck on the desk, the nature of not considering that the teenager is active and liking to play, it very likely becomes the weapon that teenager, particularly children quarrel and fight noisily each other.2, the convenience in its design is installed, is taken off, and is prone to cause losing of myopia prevention device, if be fixedly set on the desk, it can bring the inconvenience when not using again.At Chinese patent; Goal shape myopia-preventing frame; The patent No. 200410012964.4, though design in can address the above problem, it is same to exist the drawback such as in good order that takies the limited space of desk, influences sight line, distracts the attention of the students and be unfavorable for the desk desktop.
[summary of the invention]
For overcoming the deficiency in the background technology, the purpose of this invention is to provide a kind of hidden myopia-prevention rack of adjustment height.When the hidden myopia-prevention rack of this adjustment height not only is easy to use pull out and not closing of time spent close, and have that height adjustment is simple, easy operating, cost are low, do not influence advantage such as desk overall appearance.
For realizing the purpose of foregoing invention, the present invention adopts following technical scheme:
A kind of hidden myopia-prevention rack of adjustment height comprises a side cutting ferrule, glide path, sliding block, pole, stopper, sliding way, top shoe; Said table side cutting ferrule is square; Be provided with the chest binding face of evagination in the outside of square table side cutting ferrule; Chest binding face top at table side cutting ferrule middle part is provided with opening, in the table side cutting ferrule of the bottom of opening, a cavity is set, and the cavity bottom fixedly installs glide path; Said glide path top has the open slot that connects whole glide path; The both sides inner at glide path are respectively equipped with sliding block, and by the lower end of two poles of bearing pin series connection, it is staggered that the top of two poles makes said two poles be " X " by the bearing pin flexible connection respectively for correspondence one side of said two sliding blocks; Said two poles upper end flexibly connects two top shoes in the sliding way in the chest stopper respectively, and the inboard of said table side cutting ferrule is provided with one and connects the hidden myopia-prevention rack that a draw-in groove at side cutting ferrule two ends forms said adjustment height.
The hidden myopia-prevention rack of described adjustment height, the opening both sides at said table side cutting ferrule middle part are respectively equipped with the taking-up circular arc of the form that extended out by open centre.
The hidden myopia-prevention rack of described adjustment height; Said glide path is a rhs-structure; Said open slot is arranged on the upper side middle part of rhs-structure, and the square tube of open slot both sides is that "
" shape is provided with.
The hidden myopia-prevention rack of described adjustment height, the bottom of said draw-in groove is provided with at least two screws, in each screw bottom fastening handle is set respectively, the corresponding screw of the screw on fastening handle top.
The hidden myopia-prevention rack of described adjustment height, corresponding draw-in groove one side of said sliding block is provided with the installing hole that is used to install the sliding block bearing pin.
The hidden myopia-prevention rack of described adjustment height, said installing hole are set to two, the pin-and-hole of the corresponding sliding block of installing hole.
The hidden myopia-prevention rack of described adjustment height is provided with two at interval at the middle part of sliding way and stops detent mechanism.
The hidden myopia-prevention rack of described adjustment height is provided with two at interval at the middle part of glide path and stops detent mechanism.
The hidden myopia-prevention rack of described adjustment height, the lateral surface of said chest stopper is provided with soft layer.
Owing to adopt technique scheme, the invention has the beneficial effects as follows:
The combination folding principle is mainly adopted in the design of the hidden myopia-prevention rack of adjustment height of the present invention; During use, only need pull out the chest stopper and drive pole, when arriving Len req or reaching the highest by said stop the detent mechanism location just can, the subsidiary rubber cap of the bearing pin on the pole will pin pole automatically; The time spent has not stashed once pressing downwards; Very easy to use, owing to be fixed on the desk, be difficult for taking off, not hurt sb.'s feelings so can not taken out to quarrel and fight noisily, and have and be difficult for losing by the student, cost is low, does not influence overall appearance, the advantage that is easy to apply.
[description of drawings]
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is the architecture sketch map.
Fig. 3 is the A-A view of Fig. 2.
Among the figure: 1, table side cutting ferrule; 2, chest stopper; 3, fastening handle; 4, take out circular arc; 5, chest binding face; 6, screw; 7, draw-in groove; 8, top shoe; 9, opening; 10, cavity; 11, glide path; 12, installing hole; 13, sliding block; 14, stop detent mechanism; 15, bearing pin; 16, pole; 17, sliding way; 18, soft layer.
[body embodiment]
Can explain in more detail that through following embodiment the present invention, the present invention are not limited to following embodiment;
In Fig. 1,2 or 3: a kind of hidden myopia-prevention rack of adjustment height comprises a side cutting ferrule 1, glide path 11, sliding block 13, pole 16, stopper 2, sliding way 17, top shoe 8; Said table side cutting ferrule 1 is square; Be provided with the chest binding face 5 of evagination in the outside of square table side cutting ferrule 1; Chest binding face 5 tops at table side cutting ferrule 1 middle part are provided with opening 9; In the bottom of opening 9 table side cutting ferrule 1, a cavity 10 is set; Cavity 10 bottoms fixedly install glide path 11, and said glide path 11 tops have the open slot that connects whole glide path 11, are respectively equipped with sliding block 13 on glide path 11 inner both sides; The lower end that correspondence one side of said two sliding blocks 13 is connected two poles 16 by bearing pin 15 respectively; It is staggered that the top of two poles 16 makes said two poles 16 be " X " by bearing pin 15 flexible connections, and said two pole 16 upper ends flexibly connect two top shoes 8 in the sliding ways 17 in the chest stopper 2 respectively, and the inboard of said table side cutting ferrule 1 is provided with one and connects the hidden myopia-prevention rack that a draw-in groove at side cutting ferrule 1 two ends 7 forms said adjustment height.
The hidden myopia-prevention rack of described adjustment height, opening 9 both sides at said table side cutting ferrule 1 middle part are respectively equipped with the taking-up circular arc 4 of the form that extended out by opening 9 centers, and said taking-up circular arc 4 is convenient to the taking-up of chest stopper 2; Said glide path 11 is a rhs-structure; Said open slot is arranged on the upper side middle part of rhs-structure, and the square tube of open slot both sides is that "
" shape is provided with.
The hidden myopia-prevention rack of described adjustment height; The bottom of said draw-in groove 7 is provided with at least two screws 6; In each screw 6 bottom fastening handle 3 is set respectively; The corresponding screw 6 of the screw on fastening handle 3 tops, the screw of said fastening handle 3 presses closer desk desktop bottom, makes a side cutting ferrule 1 be fixed on a side of desk; Corresponding draw-in groove 7 one sides of said sliding block 13 are provided with the installing hole 12 that is used to install sliding block 13 bearing pins 15; Said installing hole 12 is set to two, the pin-and-hole of installing hole 12 corresponding sliding blocks 13.
The hidden myopia-prevention rack of described adjustment height is provided with two at interval at the middle part of sliding way 17 and stops detent mechanism 14; Be provided with two at interval at the middle part of glide path 11 and stop detent mechanism 14; Said sliding block is arrived stop detent mechanism 14 just not drawing close to the middle part; And corresponding make the top shoe 8 of sliding way 17 also stop that at two of its setting detent mechanism 14 places stop, utilizing the detent mechanism 14 that stops of said sliding way 17, glide path 11 to reach " X " staggered supporting construction of said two poles 16; On the lateral surface of chest stopper 2, be provided with soft layer 18.
The hidden myopia-prevention rack of the described adjustment height of embodiment of the present invention, the present invention adopts the combination folding principle; At first the draw-in groove 7 of the utility model is blocked desk one side during use; Utilize the screw thread of fastening handle 3 upper ends to withstand the desk lower panel; The present invention and desk are integrally formed; Only need pull out chest stopper 2 and drive pole 16 in the use; Two that said two sliding blocks 13 just arrive in the said glide path 11 in pull-up pole 16 stop detent mechanism 14 both sides, and two two in the sliding way 17 stop that detent mechanism 14 both sides also contacts with the top shoe 8 of said pole 16 upper ends simultaneously and locate in addition, owing to bearing pin 15 places at said two poles 16 middle parts are provided with rubber blanket; Said rubber blanket just can play the effect of location, and the subsidiary rubber blanket of the bearing pin on the said pole 16 will pin pole 16 automatically; The time spent has not stashed once pressing downwards.
Claims (1)
1. the hidden myopia-prevention rack of an adjustment height; Comprise a side cutting ferrule (1), glide path (11), sliding block (13), pole (16), stopper (2), sliding way (17), top shoe (8); It is characterized in that: said table side cutting ferrule (1) is square; Be provided with the chest binding face (5) of evagination in the outside of square table side cutting ferrule (1); Chest binding face (5) top at table side cutting ferrule (1) middle part is provided with opening (9), and opening (9) both sides at said table side cutting ferrule (1) middle part are respectively equipped with the taking-up circular arc (4) of the form that extended out by opening (9) center, and a cavity (10) is set in the bottom of opening (9) table side cutting ferrule (1); Cavity (10) bottom fixedly installs glide path (11), and said glide path (11) is a rhs-structure; Said glide path (11) top has the open slot that connects whole glide path (11); Said open slot is arranged on the upper side middle part of rhs-structure; The square tube of open slot both sides is that
shape is provided with; The both sides inner at glide path (11) are respectively equipped with sliding block (13); The lower end that correspondence one side of two sliding blocks (13) is connected two poles (16) by bearing pin (15) respectively; It is staggered that the top of two poles (16) makes said two poles (16) be " X " by bearing pin (15) flexible connection; Said two poles (16) upper end flexibly connects two top shoes (8) in the interior sliding way of chest stopper (2) (17) respectively; Be provided with two at interval at the middle part of sliding way (17) and stop detent mechanism (14), the inboard of said table side cutting ferrule (1) is provided with one and connects a draw-in groove (7) at side cutting ferrule (1) two ends; The bottom of said draw-in groove (7) is provided with at least two screws (6), is respectively equipped with fastening handle (3) in each screw (6) bottom, and the screw on fastening handle (3) top passes screw (6) back and gets into draw-in groove (7); Corresponding draw-in groove (7) one sides of said sliding block (13) are provided with the installing hole (12) that is used to install sliding block (13) bearing pin (15); Be provided with two at interval at the middle part of glide path (11) and stop detent mechanism (14); The lateral surface of said chest stopper (2) is provided with the hidden myopia-prevention rack that soft layer (18) forms said adjustment height.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102272141A CN101716030B (en) | 2009-12-01 | 2009-12-01 | Hidden myopia-prevention rack with adjustable height |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102272141A CN101716030B (en) | 2009-12-01 | 2009-12-01 | Hidden myopia-prevention rack with adjustable height |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101716030A CN101716030A (en) | 2010-06-02 |
| CN101716030B true CN101716030B (en) | 2012-03-14 |
Family
ID=42430732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009102272141A Expired - Fee Related CN101716030B (en) | 2009-12-01 | 2009-12-01 | Hidden myopia-prevention rack with adjustable height |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101716030B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102258273A (en) * | 2011-05-20 | 2011-11-30 | 陈烁 | Chest support rod arranged on desk |
| CN104495531A (en) * | 2014-11-23 | 2015-04-08 | 国家电网公司 | Support for take-up and pay-off of cables |
| CN104868263B (en) * | 2015-05-27 | 2017-06-16 | 苏州锟恩电子科技有限公司 | It is a kind of to fix reinforced binding post |
| CN105293201A (en) * | 2015-10-12 | 2016-02-03 | 南宁市春江电控技术研究所 | Cable wire spool for electric power construction |
| CN109717619A (en) * | 2019-01-07 | 2019-05-07 | 广东楹固建设工程有限公司 | A kind of new ceramics composite wood board |
-
2009
- 2009-12-01 CN CN2009102272141A patent/CN101716030B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN101716030A (en) | 2010-06-02 |
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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 | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Guo Guangli Inventor after: Zhang Xiaoyou Inventor after: Duan Xuetao Inventor after: Lv Feng Inventor after: Mao Xi Inventor after: Zhang Haiying Inventor before: Guo Guangli Inventor before: Zhang Haiying Inventor before: Lv Feng Inventor before: Mao Xi |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: GUO GUANGLI ZHANG HAIYING LV FENG MAO XI TO: GUO GUANGLI ZHANG XIAOYOU DUAN XUETAO LV FENG MAO XI ZHANG HAIYING |
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| 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: 20120314 Termination date: 20131201 |