CN102519024B - Desk lamp joint mechanism - Google Patents
Desk lamp joint mechanism Download PDFInfo
- Publication number
- CN102519024B CN102519024B CN 201110358022 CN201110358022A CN102519024B CN 102519024 B CN102519024 B CN 102519024B CN 201110358022 CN201110358022 CN 201110358022 CN 201110358022 A CN201110358022 A CN 201110358022A CN 102519024 B CN102519024 B CN 102519024B
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- CN
- China
- Prior art keywords
- wheel disc
- pin joint
- joint seat
- plectane
- desk lamp
- 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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Abstract
The invention discloses a desk lamp joint mechanism which comprises a lower arm and an upper suspension arm. The upper end of the lower arm is provided with a left pin joint seat and a right pin joint seat. The left pin joint seat and the right pin joint seat are both provided with pin joint seat shaft holes and pin joint seat fixing holes. Elastic clamping pieces are fixed in the pin joint seat fixing holes, and a connection space is arranged between the left pin joint seat and the right pin joint seat. The lower end of the upper suspension arm is provided with a connecting seat which can be inserted into the connection space. An annular clamping groove ring is arranged in the connecting seat on which a wheel disc is fixed. A ratchet and a ratchet plate spring which can both be matched with the annular clamping groove ring to perform a clamping action are arranged in the wheel disc. The left and the right external end surfaces of the wheel disc are provided with a plurality of clamping grooves which can be matched with the elastic clamping pieces. A shaft hole is arranged in the middle of the wheel disc, and a rotating shaft is inserted in the shaft hole of the wheel disc. The external end of the rotating shaft is connected with the shaft hole of the pin joint seat of the lower arm by a bearing. The invention can be adjusted according to different loads, and has the advantages of long service life, high safety and reliability, convenience for operation and better antigravity effect.
Description
[technical field]
The present invention relates to a kind of desk lamp joint mechanism.
[background technology]
At present, desk lamp joint mechanism commonly used is hinged by bearing pin, it has easy to operate, make the characteristics such as simple, if but in the situation that desk lamp arm exhibition is long or desk lamp cover is overweight, its position is loosening easily, can't plays fixing effect and cause losing efficacy, rotary joint antigravity effect is weak, tired, and the life-span is short.
[summary of the invention]
The object of the invention is to overcome the deficiencies in the prior art part, the Novel table lamp joint mechanism that a kind of reliable location is fixed, the antigravity effect is better is provided.
The object of the present invention is achieved like this:
A kind of desk lamp joint mechanism, it comprises underarm and upper cantilever,
The upper end of underarm is provided with left pin joint seat and Thuban joint chair, is equipped with pin joint seat axis hole and pin joint seat fixing hole on left pin joint seat and the Thuban joint chair, is fixed with the elastic card valve part in the pin joint seat fixing hole, is provided with connection space between left pin joint seat and the Thuban joint chair,
The lower end of upper cantilever is provided with the Connection Block that can insert connection space, be provided with the annular slot circle in the described Connection Block, be fixed with wheel disc on the described Connection Block, be provided with in the wheel disc and can cooperate with the annular slot circle ratchet and the ratchet wheel plate spring that forms clip, left and right two outer faces of described wheel disc are provided with a plurality of draw-in grooves that cooperate with the elastic card valve part, the central authorities of described wheel disc are provided with the wheel disc axis hole, be inserted with rotating shaft in the described wheel disc axis hole, the outer end of rotating shaft is connected with the pin joint seat axis hole of underarm by bearing.
Aforesaid a kind of desk lamp joint mechanism is characterized in that described elastic card valve part comprises the clamping piece body, and an end of clamping piece body is provided with groove, is provided with elastic component in the groove, and the front end of elastic component is provided with spherical pellet.
Aforesaid a kind of desk lamp joint mechanism is characterized in that described wheel disc comprises left plectane and right plectane, is equipped with the wheel disc axis hole on left plectane and the right plectane, and left plectane and right plectane are fixed by counter-sunk screw.
Aforesaid a kind of desk lamp joint mechanism is characterized in that described ratchet and ratchet wheel plate spring are fixed between left plectane and the right plectane by bearing pin.
Aforesaid a kind of desk lamp joint mechanism is characterized in that the wheel disc axis hole of left plectane and right plectane is provided with the wheel disc keyhole, and described rotating shaft is provided with the axle key hole, and wheel disc and rotating shaft are inserted with axle key in axle key hole and the wheel disc keyhole fixedly the time.
The present invention can adjust according to different loads; Long service life, safe and reliable, easy to operate, the antigravity effect is better.
[description of drawings]
Fig. 1 is stereogram of the present invention;
Fig. 2 is the structural representation under underarm and the upper cantilever separated position;
Fig. 3 is the structural representation under underarm and the upper cantilever separated position;
Fig. 4 is cutaway view of the present invention;
Fig. 5 is cutaway view of the present invention;
Fig. 6 is explosive view of the present invention;
Fig. 7 is the structural representation of upper cantilever and wheel disc.
Fig. 8 is the side view of elastic card valve part of the present invention;
Fig. 9 is the B-B cutaway view of Fig. 8.
[specific embodiment]
A kind of desk lamp joint mechanism, it comprises underarm 1 and upper cantilever 2,
The upper end of underarm 1 is provided with left pin joint seat 11 and Thuban joint chair 12, be equipped with pin joint seat axis hole 13 and pin joint seat fixing hole 14 on left pin joint seat 11 and the Thuban joint chair 12, be fixed with elastic card valve part 15 in the pin joint seat fixing hole 14, be provided with connection space 16 between left pin joint seat 11 and the Thuban joint chair 12
The lower end of upper cantilever 2 is provided with the Connection Block 21 that can insert connection space 16, be provided with annular slot circle 22 in the described Connection Block 21, be fixed with wheel disc 23 on the described Connection Block 21, be provided with in the wheel disc 23 and can cooperate with annular slot circle 22 ratchet 24 and the ratchet wheel plate spring 25 that forms clip, the left side of described wheel disc 23, right two outer faces are provided with a plurality of draw-in grooves 26 that cooperate with elastic card valve part 15, the central authorities of described wheel disc 23 are provided with wheel disc axis hole 27, be inserted with rotating shaft 3 in the described wheel disc axis hole 27, the outer end of rotating shaft 3 is connected with the pin joint seat axis hole 13 of underarm 1 by bearing 31.
Elastic card valve part 15 comprises clamping piece body 151, one end of clamping piece body 151 is provided with groove 152, is provided with elastic component 153 in the groove 152, and the front end of elastic component is provided with spherical pellet 154, spherical pellet 154 can in groove 152 interior movements, drive it by elastic component 153 and reset.
The wheel disc axis hole 2331 of left plectane 231 and right plectane 232 is provided with wheel disc keyhole 2332, and described rotating shaft 3 is provided with axle key hole 32, and wheel disc 23 fixedly the time, is inserted with axle key 33 in axle key hole 32 and the wheel disc keyhole 2332 with rotating shaft 3.
When upper cantilever 2 was rotated counterclockwise, ratchet 24 and ratchet wheel plate spring 25 cooperated the formation clip with annular slot circle 22, and upper cantilever 2 is in the situation of the clip power that overcomes elastic card valve part 15 and draw-in groove 26, and this moment, upper cantilever 2 can be rotated counterclockwise; And when upper cantilever 2 turned clockwise, upper cantilever 2 can be rotated counterclockwise in the situation of the clip power that overcomes elastic card valve part 15 and draw-in groove 26.
Claims (4)
1. desk lamp joint mechanism, it comprises underarm (1) and upper cantilever (2),
The upper end of underarm (1) is provided with left pin joint seat (11) and Thuban joint chair (12), be equipped with pin joint seat axis hole (13) and pin joint seat fixing hole (14) on left pin joint seat (11) and the Thuban joint chair (12), be fixed with elastic card valve part (15) in the pin joint seat fixing hole (14), be provided with connection space (16) between left pin joint seat (11) and the Thuban joint chair (12)
The lower end of upper cantilever (2) is provided with the Connection Block (21) that can insert connection space (16), be provided with annular slot circle (22) in the described Connection Block (21), be fixed with wheel disc (23) on the described Connection Block (21), described wheel disc (23) comprises left plectane (231) and right plectane (232), be equipped with wheel disc axis hole (2331) on left plectane (231) and the right plectane (232), left plectane (231) and right plectane (232) are fixing by counter-sunk screw (233), be provided with in the wheel disc (23) and can cooperate with annular slot circle (22) ratchet (24) and the ratchet wheel plate spring (25) that forms clip, the left side of described wheel disc (23), right two outer faces are provided with a plurality of draw-in grooves (26) that cooperate with elastic card valve part (15), the central authorities of described wheel disc (23) are provided with wheel disc axis hole (27), be inserted with rotating shaft (3) in the described wheel disc axis hole (27), the outer end of rotating shaft (3) is connected with the pin joint seat axis hole (13) of underarm (1) by bearing (31).
2. a kind of desk lamp joint mechanism according to claim 1, it is characterized in that described elastic card valve part (15) comprises clamping piece body (151), one end of clamping piece body (151) is provided with groove (152), be provided with elastic component (153) in the groove (152), the front end of elastic component is provided with spherical pellet (154).
3. a kind of desk lamp joint mechanism according to claim 1 is characterized in that described ratchet (24) and ratchet wheel plate spring (25) are fixed between left plectane (231) and the right plectane (232) by bearing pin (241).
4. a kind of desk lamp joint mechanism according to claim 1, the wheel disc axis hole (2331) that it is characterized in that left plectane (231) and right plectane (232) is provided with wheel disc keyhole (2332), described rotating shaft (3) is provided with axle key hole (32), wheel disc (23) and rotating shaft (3) are inserted with axle key (33) in axle key hole (32) and the wheel disc keyhole (2332) fixedly the time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110358022 CN102519024B (en) | 2011-11-12 | 2011-11-12 | Desk lamp joint mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110358022 CN102519024B (en) | 2011-11-12 | 2011-11-12 | Desk lamp joint mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102519024A CN102519024A (en) | 2012-06-27 |
| CN102519024B true CN102519024B (en) | 2013-10-16 |
Family
ID=46290041
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110358022 Expired - Fee Related CN102519024B (en) | 2011-11-12 | 2011-11-12 | Desk lamp joint mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102519024B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103742881B (en) * | 2013-12-19 | 2017-01-18 | 中山市加贝五金模具有限公司 | Joint mechanism for small table lamp |
| CN103742880B (en) * | 2013-12-19 | 2016-01-13 | 中山市加贝五金模具有限公司 | A kind of for large-scale desk lamp joint mechanism |
| TW201527688A (en) * | 2014-01-13 | 2015-07-16 | Yue-Jun Lin | Lamp arm joint structure |
| CN106152063B (en) * | 2015-04-21 | 2020-07-14 | 海洋王（东莞）照明科技有限公司 | Light source double-damping structure and lamp applying same |
| CN108534015A (en) * | 2016-12-01 | 2018-09-14 | 曹云霞 | A kind of desk lamp |
| CN106594570A (en) * | 2016-12-01 | 2017-04-26 | 曹云霞 | Joint mechanism |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201715462U (en) * | 2010-07-14 | 2011-01-19 | 黄火土 | Desk lamp pivoting structure |
| CN202328064U (en) * | 2011-11-12 | 2012-07-11 | 中山火炬职业技术学院 | Novel table lamp joint mechanism |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000207926A (en) * | 1999-01-11 | 2000-07-28 | Dainichi Kogyo:Kk | Joint part of arm |
| JP3991258B2 (en) * | 2001-08-10 | 2007-10-17 | クロイ電機株式会社 | Arm mounting device for stand luminaire |
-
2011
- 2011-11-12 CN CN 201110358022 patent/CN102519024B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201715462U (en) * | 2010-07-14 | 2011-01-19 | 黄火土 | Desk lamp pivoting structure |
| CN202328064U (en) * | 2011-11-12 | 2012-07-11 | 中山火炬职业技术学院 | Novel table lamp joint mechanism |
Non-Patent Citations (2)
| Title |
|---|
| JP特开2000-207926A 2000.07.28 |
| JP特开2003-59333A 2003.02.28 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102519024A (en) | 2012-06-27 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20120627 Assignee: Zhongshan pole three dimensional electronic technology Co., Ltd. Assignor: Zhang Shangxian|Zhongshan Torch Polytechnic|Cheng Guofei Contract record no.: 2015440000574 Denomination of invention: Desk lamp joint mechanism Granted publication date: 20131016 License type: Exclusive License Record date: 20150818 |
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| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| EC01 | Cancellation of recordation of patent licensing contract |
Assignee: Zhongshan pole three dimensional electronic technology Co., Ltd. Assignor: Zhang Shangxian|Zhongshan Torch Polytechnic College|Cheng Guofei Contract record no.: 2015440000574 Date of cancellation: 20180112 |
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| EC01 | Cancellation of recordation of patent licensing contract | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131016 Termination date: 20191112 |
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| CF01 | Termination of patent right due to non-payment of annual fee |