CN208635031U - The adjustment structure and its lamps and lanterns of focal length - Google Patents
The adjustment structure and its lamps and lanterns of focal length Download PDFInfo
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- CN208635031U CN208635031U CN201821204161.2U CN201821204161U CN208635031U CN 208635031 U CN208635031 U CN 208635031U CN 201821204161 U CN201821204161 U CN 201821204161U CN 208635031 U CN208635031 U CN 208635031U
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- outer ring
- open slot
- focusing
- focal length
- slot
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Abstract
The utility model is suitable for fixture technical field, provide a kind of adjustment structure of focal length, it include lamp main body, light distribution device, outer ring and outer ring locating part, one end of the lamp main body is set as open slot, the side wall of the open slot is equipped at least one focusing sliding slot, the light distribution device is built in the open slot, and insertion focusing bolt is fixedly connected with the light distribution device outside the focusing sliding slot, the inner wall of the outer ring is equipped with thread groove, the outer ring is installed on the side wall of the open slot and the head of at least one focusing bolt is embedded in the thread groove, the outer ring locating part is detachably secured to the end of the open slot.Additionally provide a kind of lamps and lanterns including the adjustment structure.Whereby, the utility model can drive light distribution device that upper and lower displacement occurs by rotation outer ring, so that the adjusting of focal length is more accurate, solve the problems, such as the noise and Caton when conventional threads focusing rotation.
Description
Technical field
The utility model relates to fixture technical field more particularly to the adjustment structures and its lamps and lanterns of a kind of focal length.
Background technique
The focusing mode on the light distribution head of present lamps and lanterns is screw thread focusing, flexible focusing.Screw thread focusing and flexible focusing
It is not simple and beautiful enough.Screw thread, which is focused, is easy Caton, and adjustment process can be flexible with the focusing realized compared with the rotation of loud noise, screw thread
Experience bad, the scale of focusing is not easy to observe.Flexible focusing is more coarse, and it is not intuitive accurate enough to focus, and push-pull fashion is real
Existing flexible focusing keeps focusing head inner part exposed, will appear Caton over time.
In summary, existing method is in actual use, it is clear that there is inconvenient and defect, it is therefore necessary to be changed
Into.
Utility model content
For above-mentioned defect, the purpose of this utility model is to provide a kind of adjustment structure of focal length and its lamps and lanterns,
It can drive light distribution device that upper and lower displacement occurs by rotation outer ring to solve so that the adjusting of focal length is more accurate
Noise when conventional threads focusing rotation and the problem of Caton.
To achieve the goals above, the utility model provides a kind of adjustment structure of focal length, includes lamp main body, matches
Optical device, outer ring and outer ring locating part, one end of the lamp main body are set as open slot, and the side wall of the open slot is equipped with
At least one focusing sliding slot, the light distribution device are built in the open slot, and the insertion focusing spiral shell outside the focusing sliding slot
Bolt is fixedly connected with the light distribution device, and the inner wall of the outer ring is equipped with thread groove, and the outer ring is installed on the open slot
Side wall on and the head of at least one focusing bolt be embedded in the thread groove, the detachable fixation of outer ring locating part
In the end of the open slot.
According to the adjustment structure of the focal length, the focusing sliding slot and the opening direction of the open slot are relatively parallel,
The cross sectional dimensions of the focusing sliding slot is greater than the threaded rod size of the focusing bolt, and the cross section ruler of the focusing sliding slot
The very little head sizes less than the focusing bolt.
According to the adjustment structure of the focal length, the open slot is equipped with internal screw thread, and the outer ring locating part is equipped with and institute
The compatible external screw thread of internal screw thread is stated, the outer ring locating part is threadedly coupled fixation with the open slot.
According to the adjustment structure of the focal length, the relatively described lamp main body of the side wall of the open slot is recessed inwardly, institute
State outer ring locating part be fixedly connected with the open slot with the side wall of the open slot formed groove, the thickness of the outer ring with
The depth of the groove is adapted, so that the outer ring is installed and filled and led up in the groove.
According to the adjustment structure of the focal length, it is corresponding with the focusing sliding slot that the light distribution device is equipped at least one
Threaded securing bores.
According to the adjustment structure of the focal length, the lamp main body is cylindrical in shape structure, the rounded slot of open slot, institute
State outer ring locating part shape in a ring.
The utility model additionally provides a kind of lamps and lanterns of adjustment structure including above-mentioned focal length.
The adjustment structure of focal length described in the utility model includes lamp main body, light distribution device, outer ring and outer ring limit
Position part, one end of the lamp main body are set as open slot, and the side wall of the open slot is equipped at least one focusing sliding slot, described to match
Optical device is built in the open slot, and is inserted into focusing bolt outside the focusing sliding slot and is fixed with the light distribution device and connect
It connects, the inner wall of the outer ring is equipped with thread groove, and the outer ring is installed on the side wall of the open slot and at least one tune
The head of burnt bolt is embedded in the thread groove, and the outer ring locating part is detachably secured to the end of the open slot.It borrows
This, the utility model appearance is more succinct, and the adjusting of focal length is more accurate and smooth, does not adjust noise, focusing head is in inside
It moves up and down, avoids external environment influence, use is more lasting, and adjusting scale is intuitive, is easy to observe.
Detailed description of the invention
Fig. 1 is the Structure explosion diagram of the adjustment structure of focal length described in the preferred embodiment in the utility model；
Fig. 2 is the partial structurtes scheme of installation of the adjustment structure of focal length described in the preferred embodiment in the utility model；
Fig. 3 is the structural schematic diagram of the adjustment structure of focal length described in the preferred embodiment in the utility model.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
FIG. 1 to FIG. 3 shows the adjustment structure of focal length described in the preferred embodiment in the utility model, includes lamp main body
10, light distribution device 20, outer ring 30 and outer ring locating part 40, one end of the lamp main body 10 are set as open slot, the opening
The side wall of slot is equipped at least one focusing sliding slot 101, and the light distribution device 20 is built in the open slot, and from focusing sliding slot
101 outside insertion focusing bolts 201 are fixedly connected with light distribution device 20, and the inner wall of the outer ring 30 is equipped with thread groove 301, institute
Outer ring 30 is stated to be installed on the side wall of the open slot and in the head insertion thread groove 301 of at least one focusing bolt 201, it is described
Outer ring locating part 40 is detachably secured to the end of the open slot, and the outer ring locating part 40 is fixed on the end of open slot
It is for being limited to outer ring 30.Wherein, the thread groove 301 is rendered as spiral uprising shape, the head of the focusing bolt 201
Portion is embedded in thread groove 301, thus when outer ring 30 is rotated, will drive focusing bolt 201 in focusing sliding slot 101 into
Row sliding, and then the light distribution device 20 will be dragged and carry out upper and lower displacement in the open slot, finally realize focus adjustment, from
And make the adjusting of focal length more accurate, solve the problems, such as that the noise and Caton, focusing head when conventional threads focusing rotation exist
Inside moves up and down, and avoids external environment influence, and use is more lasting, and adjusting scale is intuitive, is easy to observe.
The focusing sliding slot 101 and the opening direction of the open slot are relatively parallel, the cross section of the focusing sliding slot 101
Size is greater than the threaded rod size of focusing bolt 201, and the cross sectional dimensions of the focusing sliding slot 101 is less than focusing bolt 201
Head sizes.So that focusing bolt 201 focusing sliding slot 101 in can be free to slide, and focus sliding slot 101 with open
The light distribution device that the parallel direction of mouth slot may make it internal, being capable of the relatively described open slot progress telescopic displacement.
Preferably, the open slot is equipped with internal screw thread 102, and the outer ring locating part 40 is equipped with suitable with 102 phase of internal screw thread
The external screw thread 401 matched, the outer ring locating part 40 are threadedly coupled fixation with the open slot.The i.e. described external screw thread 401 is screwed onto
On internal screw thread 102, so that outer ring locating part 40 is fixed on the end of the open slot.
Such as figure, the side wall of the open slot is recessed inwardly with respect to lamp main body 10, the outer ring locating part 40 and open slot
It being fixedly connected to form groove with the side wall of the open slot, the thickness of the outer ring 30 is adapted with the depth of the groove,
So that the outer ring 40 is installed and is filled and led up in the groove.After the i.e. described outer ring 30 is installed on the side wall of the open slot, with
The whole outer surface smoother of lamp main body 10, mutually linking agrees between the two；And the outer ring 30 is limited in this groove,
It is set to be merely able to rotation without upper and lower displacement, so that without departing from and its internal components will not be exposed when outer ring 30 rotates；
Specific rotating manner rotation arrows as shown in Figure 3, when such as rotating clockwise outer ring 30, the light distribution device 20 is protruding；
Counterclockwise when rotation outer ring 30, the light distribution device 20 is inwardly retracted.
The light distribution device 20 is equipped at least one threaded securing bores corresponding with focusing sliding slot 101.The present embodiment packet
It includes there are three the threaded securing bores, that is, sets to pass through there are three bolt 201 of focusing and be inserted into focusing sliding slot 101 and the company of light distribution device 20
It connects；Preferably, the head of a focusing bolt 201 is only needed to be embedded in the thread groove 301 of outer ring 30, therefore other two are adjusted
Burnt bolt 201 only serves the effect limited in focusing sliding slot 101 to light distribution device 20.
The embodiment of the present invention lamp main body 10 is cylindrical in shape structure, the rounded slot of open slot, the outer ring locating part
40 shapes in a ring.It can certainly be other shapes etc..
The utility model also proposes a kind of lamps and lanterns of adjustment structure for including focal length as shown in FIG. 1 to 3.
In conclusion the adjustment structure of focal length described in the utility model, includes lamp main body, light distribution device, outer ring
And outer ring locating part, one end of the lamp main body are set as open slot, the side wall of the open slot is equipped at least one focusing
Sliding slot, the light distribution device are built in the open slot, and insertion focusing bolt is matched with described outside the focusing sliding slot
Optical device is fixedly connected, and the inner wall of the outer ring is equipped with thread groove, the outer ring be installed on the side wall of the open slot and
The head of at least one focusing bolt is embedded in the thread groove, and the outer ring locating part is detachably secured to the opening
The end of slot.Whereby, the utility model can by rotation outer ring come drive light distribution device occur upper and lower displacement, when clockwise or
Counterclockwise when rotation outer ring, drives light distribution device inwardly or outwardly to move, so that the adjusting of focal length is more accurate, solve
Noise when conventional threads focusing rotation and the problem of Caton.
Certainly, the utility model can also have other various embodiments, without departing substantially from the spirit of the present invention and its essence
In the case of, those skilled in the art work as can make various corresponding changes and modifications, but these according to the utility model
Corresponding changes and modifications all should belong to the protection scope of the utility model the attached claims.
Claims (7)
1. a kind of adjustment structure of focal length, which is characterized in that include lamp main body, light distribution device, outer ring and outer ring limit
Part, one end of the lamp main body are set as open slot, and the side wall of the open slot is equipped at least one focusing sliding slot, the light distribution
Device is built in the open slot, and is inserted into focusing bolt outside the focusing sliding slot and is fixed with the light distribution device and connect
It connects, the inner wall of the outer ring is equipped with thread groove, and the outer ring is installed on the side wall of the open slot and at least one tune
The head of burnt bolt is embedded in the thread groove, and the outer ring locating part is detachably secured to the end of the open slot.
2. the adjustment structure of focal length according to claim 1, which is characterized in that the focusing sliding slot and the open slot
Opening direction is relatively parallel, and the cross sectional dimensions of the focusing sliding slot is greater than the threaded rod size of the focusing bolt, and described
The cross sectional dimensions of focusing sliding slot is less than the head sizes of the focusing bolt.
3. the adjustment structure of focal length according to claim 1, which is characterized in that the open slot is equipped with internal screw thread, described
Outer ring locating part is equipped with external screw thread compatible with the internal screw thread, and the outer ring locating part is threadedly coupled solid with the open slot
It is fixed.
4. the adjustment structure of focal length according to claim 1, which is characterized in that the relatively described lamp of the side wall of the open slot
Tool main body be recessed inwardly, the outer ring locating part be fixedly connected with the open slot formed with the side wall with the open slot it is recessed
Slot, the thickness of the outer ring are adapted with the depth of the groove, so that the outer ring is installed and filled and led up in the groove.
5. the adjustment structure of focal length according to claim 1, which is characterized in that the light distribution device be equipped at least one with
The corresponding threaded securing bores of the focusing sliding slot.
6. the adjustment structure of focal length according to claim 1, which is characterized in that the lamp main body is cylindrical in shape structure, institute
State the rounded slot of open slot, outer ring locating part shape in a ring.
7. a kind of includes just like the lamps and lanterns of the adjustment structure of any one of claim 1~6 focal length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821204161.2U CN208635031U (en) | 2018-07-27 | 2018-07-27 | The adjustment structure and its lamps and lanterns of focal length |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821204161.2U CN208635031U (en) | 2018-07-27 | 2018-07-27 | The adjustment structure and its lamps and lanterns of focal length |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208635031U true CN208635031U (en) | 2019-03-22 |
Family
ID=65739561
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821204161.2U Active CN208635031U (en) | 2018-07-27 | 2018-07-27 | The adjustment structure and its lamps and lanterns of focal length |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208635031U (en) |
-
2018
- 2018-07-27 CN CN201821204161.2U patent/CN208635031U/en active Active
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