CN2622551Y - Turning structure of lamp holder - Google Patents
Turning structure of lamp holder Download PDFInfo
- Publication number
- CN2622551Y CN2622551Y CN 03230341 CN03230341U CN2622551Y CN 2622551 Y CN2622551 Y CN 2622551Y CN 03230341 CN03230341 CN 03230341 CN 03230341 U CN03230341 U CN 03230341U CN 2622551 Y CN2622551 Y CN 2622551Y
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- CN
- China
- Prior art keywords
- shell
- lamp
- lamp holder
- button
- shoulder
- 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.)
- Expired - Fee Related
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- Fastening Of Light Sources Or Lamp Holders (AREA)
Abstract
The utility model discloses a lamp holder turning structure including a lamp holder shell and a lamp base shell; both shells are disposed with inner gears and a spacing plate is disposed between the two shells; the utility model also includes a lock knob disposed beside the lamp base which comprises an integrated penetrating end, shoulder part and regulating head; the penetrating end is designed to be penetrated in the shells of the lamp holder and base; the shoulder part is meshed with the inner gears of the lamp holder shell and lamp base shell; a regulating clearance is disposed between the internal side of the regulating head and the external side of the lamp base shell; a fixation knob is disposed on the other side of the lamp holder; the fixation knob and the lock knob are fixeed for each other in the penetrating direction and the shoulder part which is meshed with the inner gears in the lamp holder shell, and lamp base shell is disposed on the fixation knob; the distance of the clearance is larger than the distance of the contact part of the shoulder part and the lamp base shell in the penetrating direction and larger than the distance of the contact part of the fixation knob shoulder and the lamp holder shell in the penetrating direction; a spring is disposed between the lock knob and the lamp holder shell in the penetrating direction. Moreover, the utility model, with simple structure, is flexible and reliable.
Description
Technical field
The utility model relates to a kind of lamp holder rotational structure, or rather, relates to a kind of lamp holder rotational structure of illuminating lamp of portable portable or desk dual-purpose of variable-angle.
Background technology
The portable portable illuminating lamp of selling on market at present, its lamp holder is fixed on lamp body top, can not rotate, if will handle the direction of lamp holder, must rotate whole lamp body, uses inconvenience.
The illuminating lamp of portable portable or desk dual-purpose has passed through and has updated since coming out.China's utility model patent 91207183.4 discloses a kind of rotating mechanism of lamp holder direction.Shown in Fig. 1 a to Fig. 1 c, this rotating mechanism, it horizontally rotates lower shaft 16 by T shape rotating shaft 11 and cooperates with the axle sleeve 12 on lamp body top and realize, and employing is provided with groove 17 in axle sleeve 12, bidirectional elastic alignment pin 18 is set in lower shaft 16 cooperates the location with it; Its two ends cover that rotates up and down by the transverse axis 15 of the bearing of lamp holder and T shape rotating shaft 11 fetches realization, and locatees with elasticity profile of tooth alignment pin 13 engagements that are arranged on the lamp holder by the gear 14 at transverse axis 15 two ends.Its shortcoming is the structure more complicated, is difficult to processing and assembling, manufacturing cost height.
China's utility model patent 92244375.0 discloses the rotating mechanism of another kind of lamp holder direction.As shown in Figure 2, lamp holder 21 is loaded on the concave indentation 29 of lamp socket 25 centres with the connecting rod 22 of its lower end, in the middle of tie rod holes 23 and the concave indentation 29 dead axle 24 is set and is connected, lamp socket 25 is socketed on the hollow shaft 28 with the spacing shaft shoulder 27 of lamp body top setting with the axle sleeve 26 of subordinate's end wherein.Lamp holder 21 horizontally rotate that the hollow shaft 28 of axle sleeve 26 on lamp body by lamp socket 25 realize; It rotates up and down to rotate around dead axle 24 by its connecting hole in the concave indentation 29 of lamp socket 25 by lamp holder 21 connecting rods 22 and realizes.Its shortcoming is to rotate underaction.
Summary of the invention
The technical problem that the purpose of this utility model is to overcome the prior art complex structure or rotates underaction provides a kind of simple in structure, reliable, and the better lamp holder rotational structure of effect.
The technical solution of the utility model is as follows:
A kind of lamp holder rotational structure comprises shell of lamp base and is located in its outer lampholder shell; Shell of lamp base and lampholder shell have concentric endoporus, and this endoporus is provided with the internal tooth of corresponding number, and shell of lamp base and lampholder shell can rotate mutually around this endoporus; This lamp holder rotational structure also comprises: one be located at lamp socket one side, have the lock-button of shoulder, the one end is located in described lamp holder, the lampholder shell endoporus; Leave between its other end and the lampholder shell lateral surface and regulate the gap; Internal tooth engagement on described shoulder and shell of lamp base, the lampholder shell endoporus; One is located at the navigation button of lamp socket opposite side, and itself and lock-button interfix wearing on the direction, which is provided with shell of lamp base, lampholder shell endoporus on the shoulder of internal tooth engagement; The distance in described gap greater than lock-button shoulder and lampholder shell contact portion along cross-under to distance and greater than navigation button shoulder and shell of lamp base contact portion along the distance that wears direction; Be provided with a spring along wearing direction between described lock-button and the lamp head shell body opening.
By above-mentioned improvement, when lamp holder needs angular transformation, at first, inwardly promote lock-button; Because the distance of regulating the gap wears the distance of direction greater than lock-button shoulder and lampholder shell contact portion edge, and the lock-button shoulder is separated with the internal tooth of lampholder shell; Because lock-button and navigation button interfix wearing on the direction, make when lock-button is inwardly promoted, navigation button moves laterally, and the distance of regulating the gap wears the distance of direction greater than navigation button shoulder and shell of lamp base contact portion edge, and the shoulder of navigation button is separated with the internal tooth of shell of lamp base.Secondly, pull shell of lamp base to the position that needs; At last, unclamp lock-button; Because be provided with a spring along wearing direction between lock-button and the shell of lamp base, like this, when unclamping lock-button, lock-button automatically resets under the effect of spring restoring force, and by spurring resetting of navigation button with interfixing of navigation button.As from the foregoing, compared with the prior art lamp holder rotational structure of the present utility model has simple in structure, the flexible and reliable advantage of rotation.
Described navigation button is provided with centre bore, and the cross-under end is contained in this centre bore and with tapping screw and navigation button away from an end of location division and wears fixing on the direction.
Be provided with a retaining wall in the described shell of lamp base, described spring one end is fixed on the retaining wall, and the other end is fixed on the lock-button.
Be provided with spacing gusset between described lampholder shell and the shell of lamp base, like this, overexertion during angular transformation and surmounting is shifted one's position and just can not taken place.
Description of drawings
Fig. 1 a is the overall diagram of existing lantern;
Fig. 1 b is along the partial sectional view of A-A line among Fig. 1 a;
Fig. 1 c is along the partial sectional view of B-B line among Fig. 1 a;
Fig. 2 is the cutaway view of another kind of existing lantern universal rotation mechanism;
Fig. 3 is the cutaway view of the utility model lamp holder rotational structure;
Fig. 4 a is the schematic diagram of lock-button in the lamp holder rotational structure;
Fig. 4 b is the cutaway view of lock-button in the lamp holder rotational structure;
Fig. 4 c be in the lock-button contiguous block at the schematic diagram of other direction;
Fig. 5 a is the schematic diagram of navigation button in the lamp holder rotational structure;
Fig. 5 b is the cutaway view of navigation button in the lamp holder rotational structure.
The number in the figure explanation
11-T shape rotating shaft 12-axle sleeve
13-elasticity profile of tooth alignment pin 14-gear
15-transverse axis 16-lower shaft
17-groove 18-bidirectional elastic alignment pin
21-lamp holder 22-connecting rod
23-tie rod holes 24-dead axle
25-lamp socket 26-axle sleeve
The spacing shaft shoulder 28-of 27-hollow shaft
29-concave indentation 31-shell of lamp base
The right lamp housing of 311-left side lamp housing 312-
313-endoporus 314-internal tooth
315-internal tooth 316-retaining wall
32-lampholder shell 321-left side casing
The right casing 323-of 322-endoporus
324-internal tooth 325-internal tooth
The 33-lock-button
331-regulates head 332-shoulder
333-cross-under end 334-tapping screw
335-pad 336-contiguous block
337-groove 34-navigation button
341-shoulder 342-centre bore
The spacing gusset of 35-spring 36-
The specific embodiment
In order to understand technology contents of the present utility model, characteristics and effect better, the existing following preferred embodiment of utilization also is elaborated in conjunction with the accompanying drawings.
As shown in Figure 3, lamp holder rotational structure of the present utility model comprises shell of lamp base 31, lampholder shell 32, lock-button 33 and navigation button 34.Shell of lamp base 31 has endoporus 313, and lampholder shell 32 has endoporus 323, and described endoporus 313 and endoporus 323 are provided with one heart.
Shell of lamp base 31 is divided into left lamp housing 311 and right lamp housing 322, is respectively equipped with internal tooth 314,315 on them.Correspondingly, lampholder shell 32 is divided into left casing 321 and right casing 322, also is respectively equipped with internal tooth 324,325 on them.Between internal tooth 314 and internal tooth 324, be respectively equipped with spacing gusset 36 between internal tooth 315 and the internal tooth 325, to guarantee the reliability when shell of lamp base 31 carries out angular transformation.
Respectively vitals lock-button 33 of the present utility model and navigation button 34 are described below.
As shown in Figure 3 and Figure 4, lock-button 33 is positioned at the right side of lamp holder rotational structure, and it comprises regulates head 331, shoulder 332, cross-under end 333 and contiguous block 334, and adjusting head 331, contiguous block 334, shoulder 332 link to each other with cross-under end 333 one successively.Regulate head 331 and select to make disc, its outer face is designed to little to evagination, meets the comfortableness requirement that staff is pressed; Inner face is the plane, and is parallel with the right flank of right casing 322.Contiguous block 334 selects to make cross, and this lock-button 33 that is shaped as has been reserved one section adjusting gap, also can play the effectively reliable effect that connects adjusting head 331 and shoulder 332 simultaneously, and relatively save material.The length of cross contiguous block 334 on the cross-under direction greater than internal tooth 325 and shoulder 332 along cross-under to contact length and greater than internal tooth 314 and shoulder 341 along cross-under to contact length.The shape of shoulder 332 and internal tooth 315 and internal tooth 325 are complementary, to reach and internal tooth 315, internal tooth 325 profile of tooth purpose of connecting.Cross-under end 333 is shaped as cylindrical, and it is slightly less than the diameter of self other section away from end diameter of regulating head.In addition, in the center grooved 337 of cross-under end 333 away from an end of regulating head.
As Fig. 3 and shown in Figure 5, navigation button 34 is positioned at the left side of lamp holder rotational structure, which is provided with shoulder 341 and centre bore 342.The shape of shoulder 341 and internal tooth 314 and internal tooth 324 are complementary, to reach and internal tooth 314, internal tooth 324 profile of tooth purpose of connecting.Centre bore 342 is divided into two sections, and left side one sector hole directly is slightly larger than the aperture on one section on right side.
Consult Fig. 3 again, the use of relation between the utility model vitals and integral product is described.
Be integrally formed with one grade of wall 316 on the lamp housing 311 of a left side, the mid portion of this retaining wall 316 is a through hole.One spring, 35 1 ends are resisted against on the retaining wall 316, and the other end is resisted against on shoulder 332 and parallel plane of the retaining wall.
When lamp holder needs angular transformation, inwardly promote lock-button 33, the shoulder 332 of lock-button 33 separates with the internal tooth 325 of lampholder shell 32; The shoulder 341 that drives navigation button 34 simultaneously separates with the internal tooth 314 of shell of lamp base 31.Pull shell of lamp base 31 then to the position that needs.At last, unclamp lock-button 33; Owing to be provided with a spring 35 along wearing direction between lock-button 33 and the shell of lamp base 31, like this, when unclamping lock-button 33, lock-button 33 automatically resets under the effect of spring 35 elastic-restoring forces, and by spurring resetting of navigation button 34 with interfixing of navigation button 34.
Claims (4)
1. a lamp holder rotational structure comprises shell of lamp base and is located in its outer lampholder shell; It is characterized in that shell of lamp base and lampholder shell have concentric endoporus, this endoporus is provided with the internal tooth of corresponding number, and shell of lamp base and lampholder shell can rotate mutually around this endoporus; This lamp holder rotational structure also comprises:
One be located at lamp socket one side, have the lock-button of shoulder, the one end is located in described lamp holder, the lampholder shell endoporus; Leave between its other end and the lampholder shell lateral surface and regulate the gap; The internal tooth engagement of described shoulder and shell of lamp base, lampholder shell;
One is located at the navigation button of lamp socket opposite side, and itself and lock-button interfix wearing on the direction, which is provided with the shoulder with the internal tooth engagement of shell of lamp base, lampholder shell;
The distance in described gap greater than lock-button shoulder and lampholder shell contact portion along cross-under to distance and greater than navigation button shoulder and shell of lamp base contact portion along the distance that wears direction;
Be provided with a spring along wearing direction between described lock-button and the lamp head shell body opening.
2. lamp holder rotational structure as claimed in claim 1 is characterized in that described navigation button is provided with centre bore, and the cross-under end is contained in this centre bore and with tapping screw and navigation button away from an end of location division and wears fixing on the direction.
3. lamp holder rotational structure as claimed in claim 1 is characterized in that, is provided with a retaining wall in the described shell of lamp base, and described spring one end is fixed on the retaining wall, and the other end is fixed on the lock-button.
4. as the described lamp holder rotational structure of arbitrary claim in the claim 1 to 3, it is characterized in that, be provided with spacing gusset between described lampholder shell and the shell of lamp base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03230341 CN2622551Y (en) | 2003-04-15 | 2003-04-15 | Turning structure of lamp holder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03230341 CN2622551Y (en) | 2003-04-15 | 2003-04-15 | Turning structure of lamp holder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2622551Y true CN2622551Y (en) | 2004-06-30 |
Family
ID=34247575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03230341 Expired - Fee Related CN2622551Y (en) | 2003-04-15 | 2003-04-15 | Turning structure of lamp holder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2622551Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101387387B (en) * | 2005-06-26 | 2010-06-02 | 武良举 | Lamp |
-
2003
- 2003-04-15 CN CN 03230341 patent/CN2622551Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101387387B (en) * | 2005-06-26 | 2010-06-02 | 武良举 | Lamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |