CN102519024A - Desk lamp joint mechanism - Google Patents
Desk lamp joint mechanism Download PDFInfo
- Publication number
- CN102519024A CN102519024A CN2011103580221A CN201110358022A CN102519024A CN 102519024 A CN102519024 A CN 102519024A CN 2011103580221 A CN2011103580221 A CN 2011103580221A CN 201110358022 A CN201110358022 A CN 201110358022A CN 102519024 A CN102519024 A CN 102519024A
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- 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 articulation mechanism.
[background technology]
At present, desk lamp articulation mechanism commonly used is hinged through bearing pin, and it has easy to operate; Make characteristics such as simple; But under the situation that if desk lamp arm exhibition is long or desk lamp cover is overweight, its position is loosening easily, can't play fixing effect and causes losing efficacy; Rotary joint antigravity effect is weak, tired, and the life-span is short.
[summary of the invention]
The objective of the invention is to overcome the weak point of prior art, a kind of reliable positioning and fixing, the preferable novel reading lamp articulation mechanism of antigravity effect are provided.
The objective of the invention is to realize like this:
A kind of desk lamp articulation 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 elasticity clamping piece 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 ratchet and the ratchet flat spring that forms clip with the annular slot circle, left and right two outer faces of described wheel disc are provided with a plurality of draw-in grooves that cooperate with the elasticity clamping piece, and 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 through bearing.
Aforesaid a kind of desk lamp articulation mechanism is characterized in that described elasticity clamping piece 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 shot from a slingshot.
Aforesaid a kind of desk lamp articulation 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 through counter-sunk screw.
Aforesaid a kind of desk lamp articulation mechanism is characterized in that described ratchet and ratchet flat spring are fixed between left plectane and the right plectane through bearing pin.
Aforesaid a kind of desk lamp articulation 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 preferable.
[description of drawings]
Fig. 1 is a 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 a cutaway view of the present invention;
Fig. 5 is a cutaway view of the present invention;
Fig. 6 is an 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 elasticity clamping piece of the present invention;
Fig. 9 is the B-B cutaway view of Fig. 8.
[specific embodiment]
A kind of desk lamp articulation 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 side pin joint seat 11 and the Thuban joint chair 12; Be fixed with elasticity clamping piece 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 the ratchet 24 and ratchet flat spring 25 that forms clip with annular slot circle 22, left and right two outer faces of described wheel disc 23 are provided with a plurality of draw-in grooves 26 that cooperate with elasticity clamping piece 15, and 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 through bearing 31.
The wheel disc axis hole 2331 of left side 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 cooperated the formation clip with ratchet flat spring 25 with annular slot circle 22, and upper cantilever 2 is under the situation of the clip power that overcomes elasticity clamping piece 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 under the situation of the clip power that overcomes elasticity clamping piece 15 and draw-in groove 26.
Claims (5)
1. desk lamp articulation 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 side pin joint seat (11) and the Thuban joint chair (12); Be fixed with elasticity clamping piece (15) in the pin joint seat fixing hole (14); Be provided with connection space (16) between left side 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 ratchet (24) and the ratchet flat spring (25) that forms clip with annular slot circle (22), left and right two outer faces of described wheel disc (23) are provided with a plurality of draw-in grooves (26) that cooperate with elasticity clamping piece (15), and 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) through bearing (31).
2. a kind of desk lamp articulation mechanism according to claim 1; It is characterized in that described elasticity clamping piece (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 shot from a slingshot (154).
3. a kind of desk lamp articulation mechanism according to claim 1; It is characterized in that described wheel disc (23) comprises left plectane (231) and right plectane (232); Be equipped with wheel disc axis hole (2331) on left side plectane (231) and the right plectane (232), left plectane (231) and right plectane (232) are fixing through counter-sunk screw (233).
4. a kind of desk lamp articulation mechanism according to claim 1 is characterized in that described ratchet (24) and ratchet flat spring (25) are fixed between left plectane (231) and the right plectane (232) through bearing pin (241).
5. a kind of desk lamp articulation 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 true CN102519024A (en) | 2012-06-27 |
| CN102519024B 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) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103742880A (en) * | 2013-12-19 | 2014-04-23 | 中山市加贝五金模具有限公司 | Joint mechanism used for large desk lamp |
| CN103742881A (en) * | 2013-12-19 | 2014-04-23 | 中山市加贝五金模具有限公司 | Joint mechanism for small table lamp |
| TWI513940B (en) * | 2014-01-13 | 2015-12-21 | ||
| CN106152063A (en) * | 2015-04-21 | 2016-11-23 | 海洋王（东莞）照明科技有限公司 | Light source Double damping structure and the light fixture of application thereof |
| CN106402595A (en) * | 2016-12-01 | 2017-02-15 | 曹云霞 | Table lamp |
| CN106594570A (en) * | 2016-12-01 | 2017-04-26 | 曹云霞 | Joint mechanism |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000207926A (en) * | 1999-01-11 | 2000-07-28 | Dainichi Kogyo:Kk | Joint part of arm |
| JP2003059333A (en) * | 2001-08-10 | 2003-02-28 | Kuroi Electric Co Ltd | Arm fixture for stand lamp |
| 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 |
-
2011
- 2011-11-12 CN CN 201110358022 patent/CN102519024B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000207926A (en) * | 1999-01-11 | 2000-07-28 | Dainichi Kogyo:Kk | Joint part of arm |
| JP2003059333A (en) * | 2001-08-10 | 2003-02-28 | Kuroi Electric Co Ltd | Arm fixture for stand lamp |
| 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 |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103742880A (en) * | 2013-12-19 | 2014-04-23 | 中山市加贝五金模具有限公司 | Joint mechanism used for large desk lamp |
| CN103742881A (en) * | 2013-12-19 | 2014-04-23 | 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 |
| 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 |
| TWI513940B (en) * | 2014-01-13 | 2015-12-21 | ||
| CN106152063A (en) * | 2015-04-21 | 2016-11-23 | 海洋王（东莞）照明科技有限公司 | Light source Double damping structure and the light fixture of application thereof |
| 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 |
| CN106402595A (en) * | 2016-12-01 | 2017-02-15 | 曹云霞 | Table lamp |
| CN106594570A (en) * | 2016-12-01 | 2017-04-26 | 曹云霞 | Joint mechanism |
| CN108534015A (en) * | 2016-12-01 | 2018-09-14 | 曹云霞 | A kind of desk lamp |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102519024B (en) | 2013-10-16 |
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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 |