CN101761783A - Portable lamp - Google Patents
Portable lamp Download PDFInfo
- Publication number
- CN101761783A CN101761783A CN200910190205A CN200910190205A CN101761783A CN 101761783 A CN101761783 A CN 101761783A CN 200910190205 A CN200910190205 A CN 200910190205A CN 200910190205 A CN200910190205 A CN 200910190205A CN 101761783 A CN101761783 A CN 101761783A
- Authority
- CN
- China
- Prior art keywords
- gear
- external gear
- handle
- external
- wheel seat
- 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.)
- Granted
Links
Images
Abstract
The invention relates to a portable lamp. The portable lamp comprises a lamp body (112), a handle support (101), a handle spindle (107), an internal gear (110) and an external gear (109), an internal gear seat (111) and an external gear seat (104), wherein the lamp body (112) and the handle support (101) are moveably connected by the handle spindle (107); the handle spindle (107) is sleeved with the internal gear (110) and the external gear (109) of which tooth surfaces are meshed with each other; the internal gear (110) and the lamp body (112) are fixedly connected by the internal gear seat (111); the external gear (109) is arranged in the external gear seat (104); the external gear seat (104) is fixedly connected with the handle support (100); and a limit structure which limits the relative rotation of the external gear (109), a shift space which is reserved for the external gear (109) to make axial movement along the handle spindle (107) and an elastic element which is pressed against the backside opposite to the tooth surface of the external gear (109) and is always in a compressed state are arranged in the external gear seat (104). The portable lamp can realize the rotation and the positioning of a handle at any angle and avoid the invalid rotation of the lamp body when a user walks or makes other actions; and besides, when required, the lamp body can be rotated freely to convert the illumination scope.
Description
Technical field
The present invention relates to a kind of portable lamp, more particularly, relating to a kind of handle can be at the portable lamp of any angle of rotation location.
Background technology
Portable lamp is a kind of common lighting, be generally used for various indoor and outdoors place such as goods yard loading and unloading, inspection maintenance, accident maintenance and in the tunnel, the illumination of outdoor locations such as subway, cave construction.The illumination in these places need fix a point to check, therefore requires between light fixture handle and the lamp body freely to rotate owing to partical gravity moment of torsion or other effect; And simultaneously, in some cases, need again to rotate handle to another position or angle think that ad-hoc location throws light on.
The portable lamp handle rotating mechanism that at present can reach nonvoluntary rotation on the market but can rotate the location, back as shown in Figure 1, the handle rotating mechanism is made up of parts such as handle sheath 100, handle support 101, rubber protecting cover 105, split pin 106, handle rotating shaft 107, lamp body 112, rubber damping circles 113.The self-lock mechanism of the handle support of this structure is to reach auto-lock function by the frictional resistance between rubber damping circle 113 and handle support 101 medial surfaces.The greatest drawback of this structure is to overcome the torsion that the lamp body deadweight is produced by the frictional resistance between rubber ring and the metal support surface, obvious this resistance is not enough to offset the rotation torsion of lamp body, and this resistance can fluctuate along with the fluctuation of rubber damping circle gauge, thereby the assembling uniformity is poor, the more important thing is that the resistance that rubber ring leans on decrement to produce can fade away along with the growth of time, thereby the critical defect that this structure exists that uniformity is poor, function is imperfect, service life is short.
Summary of the invention
The technical problem to be solved in the present invention is, at the above-mentioned handle of the prior art defective of rotational positioning arbitrarily, provides a kind of portable lamp with handle rotating mechanism.
The technical solution adopted for the present invention to solve the technical problems is: construct a kind of portable lamp, comprise lamp body, handle support and pass lamp body and the handle support with the two handle rotating shaft that is rotatably connected, also comprise all being enclosed within the handle rotating shaft and the internal gear between lamp body and handle support and external gear, internal tooth wheel seat, built-in external gear that internal gear is fixedlyed connected with lamp body and the external tooth wheel seat of fixedlying connected with the handle support; Be slidably engagement between the flank of tooth of described internal gear and external gear;
Be provided with in the external tooth wheel seat restriction external gear in relative rotation position limiting structure, keep for external gear along the axially movable displacement space of handle rotating shaft and be against external gear with flank of tooth opposing backside surface and be in the flexible member of compressive state all the time.
In portable lamp of the present invention, the flank of tooth of described internal gear and external gear is respectively the indent that cooperatively interacts and the taper seat of evagination.
In portable lamp of the present invention, there is through hole at described internal tooth wheel seat center, pass the handle rotating shaft and the one side directly fixedly connected with the lamp body side, another side has the groove of built-in internal gear.
In portable lamp of the present invention, the one side of touching with the internal gear seated connection of described internal gear has bulge-structure, and bulge-structure and groove cooperatively interact internal gear do not had to relatively rotate with the internal tooth wheel seat and be connected.
In portable lamp of the present invention, described displacement space is the cylindrical hole that external tooth wheel seat center is opened, and touch with the internal gear seated connection side of external tooth wheel seat wherein one side, and another side is provided with the gear baffle plate of sealing described cylindrical hole one side.
In portable lamp of the present invention, the projection that inwardly stretches out is arranged on the face of cylinder of described cylindrical hole, otch is vertically arranged on the face of cylinder of described external gear, described position limiting structure is the projection that cooperatively interacts with otch.
In portable lamp of the present invention, described flexible member is that an end is against on the external gear side, and the other end is against the spring on the gear baffle plate.
In portable lamp of the present invention, on the described external tooth wheel seat outer surface lug is arranged, pass lug, gear baffle plate and handle support successively with screw the three is fastenedly connected.
In portable lamp of the present invention, the axle head of described handle rotating shaft reaches outside the handle support, described axle head radially has through hole, bayonet lock passes through hole and described handle support, interior external gear and inside and outside pinion stand is limited between the axle head of lamp body and handle rotating shaft, and described bayonet lock outside is covered with rubber sheath.
Implement portable lamp of the present invention, has following beneficial effect: the engagement system in contracting and cooperate in the elasticity Shen of handle rotating mechanism employing spring of the present invention between external gear, realize the directed fixed function of any rotation and optional position of handle, the factor that lamp body freely rotated because of self gravitation component torsional interaction when on the one hand this light fixture had fundamentally been eliminated the portable light fixture traveling of operating personnel, thus the problem that range of exposures freely changes effectively kept away; Overcome the rubber ring wearing and tearing of prior art on the other hand, service life is not long, shortcomings such as location instability.
Description of drawings
The invention will be further described below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is existing light fixture handle rotating mechanism schematic diagram;
Fig. 2 is the overall structure outline drawing of portable lamp preferred embodiment of the present invention;
Fig. 3 is the handle rotating mechanism schematic diagram of the preferred embodiment of the present invention;
Fig. 4 is the interior external gear and the inside and outside pinion stand outline drawing of the preferred embodiment of the present invention.
The title of each sequence number correspondence is respectively in the accompanying drawing:
100 handle sheaths, 101 handle supports, 102 screws, 103 gear baffle plates, 104 external tooth wheel seats, 105 rubber protecting covers, 106 split pins, 107 handle rotating shafts, 108 springs, 109 external gears, 110 internal gears, 111 internal tooth wheel seats, 112 lamp bodies, 113 rubber damping circles.
The specific embodiment
Shown in Fig. 2 is the portable lamp overall structure outline drawing of the preferred embodiment of the present invention, and described portable lamp comprises lamp body 112, handle support 101, be enclosed within the handle sheath 100 that makes things convenient for the user portable on the handle support 101, be positioned at the handle rotational structure 10 that lamp body 112 tops are crossed the handle rotating shaft 107 of lamp body 112 and are installed in handle rotating shaft 107 axle heads.
In the present embodiment, described handle rotational structure 10 as shown in Figure 3.Fig. 3 left side is the profile of portable lamp shown in Figure 1, and the right side is local A, the i.e. enlarged drawing of handle rotational structure 10 of left side sectional view.Handle rotational structure 10 comprises internal gear 110, internal tooth wheel seat 111, external gear 109, external tooth wheel seat 104, spring 108, gear baffle plate 103, screw 102, split pin 106 and rubber protecting cover 105.
Wherein, handle rotating shaft 107 is passed the cannulated sleeve and the two ends on lamp body 112 tops and is all stretched out cannulated sleeve, outwards is with internal tooth wheel seat 111, internal gear 110, external tooth wheel seat 104, external gear 109, spring 108, gear baffle plate 103 and handle support 101 on the shaft part that stretches out successively from the lining.Handle rotating shaft 107 is still stretched out outside the handle support 101 after passing above-mentioned part, and radially has through hole, and the split pin 106 of packing into is limited to the above-mentioned part position that is overlapped between split pin 106 and the cannulated sleeve.The split pin 106 outer axle heads that have rubber protecting cover 105 to be enclosed within handle rotating shaft 107 cover split pin 106.
By Fig. 3, Fig. 4 as can be known, internal gear 110 is a cylinder, and a side of cylinder is the conical flank of tooth of indent, and the drift angle of circular cone is the obtuse angle, and number of teeth the best is 25～30.Bulge-structure 10 is arranged on the another side of cylinder, and being shaped as to diameter equates, respectively cuts symmetrically in the left and right sides of certain bar diameter one section minor arc with cylinder of its cross section also is connected the circle that obtains with every section minor arc two ends with straight line.
Described internal tooth wheel seat 111 1 ends are fixedlyed connected with lamp body 112, and the other end has the hollow space of built-in internal gear 110.The shape of hollow space is identical with the outer contour shape of internal gear 110, be used to place internal gear 110, groove 11 shape of cross sections of its bottom are identical with bulge-structure 10, know easily that by Fig. 3 bulge-structure 10 snaps in the groove 11 the two and matches and make internal gear 110 not have with internal tooth wheel seat 111 to relatively rotate.
By Fig. 3, Fig. 4 as can be known, external tooth wheel seat 104 is a cylindrical structure, and cylinder interior is provided with keeps for external gear along handle rotating shaft 107 axially movable displacement spaces, is specially a stairstepping through hole in the present embodiment.The stairstepping through hole comprises big end and the small end that diameter is different, and the end face of small end contacts with internal tooth wheel seat 111, and the end face of big end is sealed by gear baffle plate 103.The inner surface of big end inwardly has two crescent projections 4, and itself and external gear 109 contacted end surface shape are rectangle.On corresponding external tooth wheel seat 104 external cylindrical surfaces of big end lug is upwards arranged, lug contacts with gear baffle plate 103, by mounting screw 102 lug and gear baffle plate 103 is fixedly mounted on the handle support 101.
Have vertically on the side plane of annular shirt rim and the otch 9 isometric with shirt rim thickness, the position of otch 9 is corresponding with the position of projection 4, and itself and projection 4 contacted end faces also are rectangle.In the present embodiment, with the projection 4 that otch 9 cooperatively interacts, be restriction external gear 109 position limiting structure in relative rotation in the pinion stand 104 outside.Easily know by figure, external gear 109 can be along otch 9 and projection 4 contacted end faces, also can be described as axially translation in displacement space is the stairstepping through hole along the handle rotating shaft, but can not relatively rotate with external tooth wheel seat 109, when external tooth wheel seat 104 is swayed by the external force drive, will drive external gear 109 and rotate therewith.
The openend of external gear 109, the back side that is the flank of tooth is cylindrical hole, is provided with the flexible member that is in compressive state in cylindrical hole, pushes external gear 109 to internal gear 110 all the time and forces the two to be meshed, the one end is against the bottom surface of cylindrical hole, and the other end is against on the gear baffle plate 103.The flexible member that is adopted is a helical spring 108 in the present embodiment.
In sum, when not carrying out the handle rotating operation, spring pushes up external gear 109 flank of tooth on the flank of tooth of internal gear 109 for compressive state, and tooth is meshed in tooth, and the interlock of between cog convex-concave can not rotate.When needing handle to rotate, hold handle support 101 and apply certain moment of torsion around handle rotating shaft 107, handle support 101 driven gear baffle plates 103 and external tooth wheel seat 104 rotate, and external tooth wheel seat 104 drives external gear 109 and rotates.At this moment, internal gear 110 can not be rotated by internal tooth wheel seat 111 chuckings, external gear 109 moment of torsion that will rotate is arranged but since internal gear 110 can not rotate, then relatively rotate between two flank of tooth, therefore, the tooth of external gear 109 must be crossed the tooth peak of the tooth that is meshed with it of internal gear 110, and external gear 109 moves to an end of handle rotating shaft 107 when crossing the tooth peak, and this moment, spring was further compressed.110 corresponding tooth peaks turn an angle thereby external gear 109 is crossed internal gear under the effect of external force.External force discharges, and two gears mesh once more, and spring reset is to initial compressive state.Because the self-lock ability of gears engaged is far longer than the torsion that the lamp body deadweight is produced,, play the positioning action after handle rotates so the situation that lamp body arbitrarily freely rotates when operation personnel hand hand lamp tool is walked, can not occur.
The preferred material of interior external gear is POM (polyformaldehyde), this material has good wearability and shock resistance, thereby the auto-lock function of this gears engaged can not disappear because of the growth of time, so this structure has good stability again, and the characteristics of long service life.
The above only is preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of being done within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1. portable lamp, comprise lamp body (112), handle support (101) and pass lamp body (112) and handle support (101) with the two handle rotating shaft (107) that is rotatably connected, it is characterized in that, also comprise all be set in the handle rotating shaft (107) and be positioned at internal gear (110) and external gear (109) between lamp body (112) and the handle support (101), internal tooth wheel seat (111), the built-in external gear (109) that internal gear (110) is fixedlyed connected with lamp body (112) and the external tooth wheel seat (104) of fixedlying connected with handle support (100);
Be slidably engagement between the flank of tooth of described internal gear (110) and external gear (109);
Be provided with in the external tooth wheel seat (104) restriction external gear (109) in relative rotation position limiting structure, keep for external gear (109) along the axially movable displacement space of handle rotating shaft (107) and be against external gear (109) with flank of tooth opposing backside surface and be in the flexible member of compressive state all the time.
2. portable lamp according to claim 1 is characterized in that, the flank of tooth of described internal gear (110) and external gear (109) is respectively the indent that cooperatively interacts and the taper seat of evagination.
3. portable lamp according to claim 1, it is characterized in that, there is through hole at described internal tooth wheel seat (111) center, pass handle rotating shaft (107) and the one side directly fixedly connected with lamp body (112) side, another side has the groove (11) of built-in internal gear (110).
4. portable lamp according to claim 3, it is characterized in that, the one side that contacts with internal tooth wheel seat (111) of described internal gear (110) has bulge-structure (10), and bulge-structure (10) and groove (11) cooperatively interact internal gear (110) do not had to relatively rotate with internal tooth wheel seat (111) and be connected.
5. portable lamp according to claim 1, it is characterized in that, described displacement space is the cylindrical hole that open at external tooth wheel seat (104) center, the side of external tooth wheel seat (104) wherein one side contacts with internal tooth wheel seat (111), and another side is provided with the gear baffle plate (103) of sealing described cylindrical hole one side.
6. portable lamp according to claim 5, it is characterized in that, the projection (4) that inwardly stretches out is arranged on the face of cylinder of described cylindrical hole, otch (9) is vertically arranged on the face of cylinder of described external gear (109), described position limiting structure is the projection (4) that matches with otch (9).
7. portable lamp according to claim 5 is characterized in that, described flexible member is that an end is against on external gear (109) side, and the other end is against the spring (108) on the gear baffle plate (103).
8. portable lamp according to claim 5 is characterized in that, on described external tooth wheel seat (104) outer surface lug is arranged, and passes lug, gear baffle plate (103) and handle support (100) successively with screw (102) three is fastenedly connected.
9. portable lamp according to claim 2, it is characterized in that, the axle head of described handle rotating shaft (107) reaches outside the handle support (100), described axle head radially has through hole, bayonet lock (106) passes through hole described handle support (101), interior external gear (110,109) and inside and outside pinion stand (111,104) is limited between the axle head of lamp body (112) and handle rotating shaft (107), and described bayonet lock (106) outside is covered with rubber sheath (105).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910190205 CN101761783B (en) | 2009-09-22 | 2009-09-22 | Portable lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910190205 CN101761783B (en) | 2009-09-22 | 2009-09-22 | Portable lamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101761783A true CN101761783A (en) | 2010-06-30 |
| CN101761783B CN101761783B (en) | 2011-09-28 |
Family
ID=42493112
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200910190205 Expired - Fee Related CN101761783B (en) | 2009-09-22 | 2009-09-22 | Portable lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101761783B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103453345A (en) * | 2012-06-04 | 2013-12-18 | 海洋王照明科技股份有限公司 | Lamp |
| CN105318284A (en) * | 2014-06-25 | 2016-02-10 | 宁波高新区赛尔富电子有限公司 | Lamp |
| CN106500042A (en) * | 2016-11-01 | 2017-03-15 | 珠海格力电器股份有限公司 | Light fixture |
| CN111981333A (en) * | 2020-07-27 | 2020-11-24 | 浙江工商大学 | Handheld lighting lamp |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201145144Y (en) * | 2007-12-28 | 2008-11-05 | 东莞塘厦金唐五金电器制造厂 | Hand held lamp |
-
2009
- 2009-09-22 CN CN 200910190205 patent/CN101761783B/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103453345A (en) * | 2012-06-04 | 2013-12-18 | 海洋王照明科技股份有限公司 | Lamp |
| CN105318284A (en) * | 2014-06-25 | 2016-02-10 | 宁波高新区赛尔富电子有限公司 | Lamp |
| CN105318284B (en) * | 2014-06-25 | 2018-07-17 | 赛尔富电子有限公司 | A kind of lamps and lanterns |
| CN106500042A (en) * | 2016-11-01 | 2017-03-15 | 珠海格力电器股份有限公司 | Light fixture |
| CN111981333A (en) * | 2020-07-27 | 2020-11-24 | 浙江工商大学 | Handheld lighting lamp |
| CN111981333B (en) * | 2020-07-27 | 2023-07-04 | 浙江工商大学 | Hand-held lighting lamp |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101761783B (en) | 2011-09-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101761783B (en) | Portable lamp | |
| CN100460908C (en) | Optical fibre rotary collector | |
| CA2462933A1 (en) | Flexible link system between a satellite carrier and the fixed support in a reduction gear | |
| US10267500B2 (en) | End cap of lamp tube and illuminating device using said end cap | |
| CN101994782A (en) | Hollow decelerator | |
| CN105734905B (en) | A kind of decelerating clutch of washing machine and washing machine | |
| TW201708684A (en) | Hinge device | |
| CN109693201A (en) | The ratchet spanner of common ratchet spanner combination function is provided | |
| TWI539103B (en) | Speed reducing mechanism | |
| CN208253373U (en) | A kind of intelligent road-lamp lighting control system | |
| CN209213063U (en) | A kind of novel orbit ball valve without the driving of frictional micro machine | |
| CN108561514A (en) | A kind of speed changer of automatic adjustment | |
| CN201056444Y (en) | Gas delivery machine automatically returning reel pipe back at low speed | |
| CN104676527B (en) | Swing handle and the lamps and lanterns for using the swing handle | |
| CN207229579U (en) | Shaft is with carriage actuator and using its electronic device | |
| CN103335068A (en) | Planet worm speed reducer | |
| US20110122640A1 (en) | Apparatus for controlling movement of a lamp unit relative to an automobile body | |
| CN104084932B (en) | A kind of device realizing jump ring and motor shaft clamping | |
| CN110131379A (en) | A kind of rotary motion driving device | |
| TWM466909U (en) | Improved structure of planetary limit switch | |
| CN110033692A (en) | A kind of planetary gear mechanism movement instructional device | |
| CN219082197U (en) | Duplex gear | |
| CN101852327B (en) | Base | |
| CN105299028A (en) | Three-shaft linkage type junction device | |
| WO2022222614A1 (en) | Torque output tool |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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 |
Assignee: SHENZHEN OCEAN'S KING LIGHTING ENGINEERING Co.,Ltd. Assignor: OCEAN'S KING LIGHTING SCIENCE & TECHNOLOGY Co.,Ltd.|SHENZHEN OCEAN'S KING LIGHTING ENGINEERING Co.,Ltd. Contract record no.: 2011440020430 Denomination of invention: Portable lamp Granted publication date: 20110928 License type: Exclusive License Open date: 20100630 Record date: 20111124 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110928 Termination date: 20190922 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |