CN206671740U - The focal length adjustment device and projecting apparatus of a kind of ray machine - Google Patents
The focal length adjustment device and projecting apparatus of a kind of ray machine Download PDFInfo
- Publication number
- CN206671740U CN206671740U CN201720314306.3U CN201720314306U CN206671740U CN 206671740 U CN206671740 U CN 206671740U CN 201720314306 U CN201720314306 U CN 201720314306U CN 206671740 U CN206671740 U CN 206671740U
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- China
- Prior art keywords
- ray machine
- focal length
- focus adjustment
- adjustment ring
- adjustment device
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Abstract
The utility model provides the focal length adjustment device and projecting apparatus of a kind of ray machine, the focal length adjustment device includes ray machine housing, ray machine, focus adjustment ring, focus adjustment ring is installed on ray machine shell end, ray machine is located in ray machine housing, focus adjustment ring can rotate on ray machine housing, focus adjustment ring inner surface is covered with raised item, raised item and the inclined angle of focus adjustment ring inner surface, so as to form multiple inclined racks in focus adjustment ring inner surface；Ray machine is provided with adjustment gear, ray machine camera lens, its vertical place face of rack of adjustment gear；The rack of focus adjustment ring engages with adjustment gear, so as to when rotating focus adjustment ring, be rotated adjustment gear, and then move ray machine camera lens.The beneficial effects of the utility model are：It is simple in construction, cost is low without using middleware so as to directly be changed adjustment gear by rotating focus adjustment ring because focus adjustment ring inner surface forms multiple inclined racks, it is easy to adjust.
Description
Technical field
It the utility model is related to technical field of electronic equipment, more particularly to a kind of focal length adjustment device of ray machine and projection
Instrument.
Background technology
The ray machine of projecting apparatus is by adjusting the gear of ray machine, so as to be adjusted focal length, but the tooth of regulation ray machine at present
The structure of wheel is excessively complicated, production cost is high, regulation inconvenience.
Utility model content
The utility model provides a kind of focal length adjustment device of ray machine, including ray machine housing, ray machine, focus adjustment ring,
The focus adjustment ring is installed on the ray machine shell end, and the ray machine is located in the ray machine housing, the focus adjustment
Ring can rotate on the ray machine housing, and the focus adjustment ring inner surface is covered with raised item, the raised item and Jiao
Away from the regulation inclined angle of ring inner surface, so as to form multiple inclined racks in the focus adjustment ring inner surface；The light
Machine is provided with adjustment gear, ray machine camera lens, its vertical place face of rack of the adjustment gear；The rack of the focus adjustment ring with
The adjustment gear engagement, so as to when rotating focus adjustment ring, be rotated adjustment gear, and then make the ray machine camera lens
Move.
As further improvement of the utility model, the focal length adjustment device includes ray machine mainboard, the ray machine mainboard with
The ray machine is connected.
As further improvement of the utility model, the focal length adjustment device includes optical-mechanical support, the optical-mechanical support peace
Loaded in the ray machine housing, the ray machine includes ray machine supporting part and the ray machine installed in the ray machine supporting part moves
Portion, the ray machine move portion are provided with ray machine camera lens, and the adjustment gear drives the ray machine move portion in the ray machine supporting part
Upper movement, the ray machine supporting part are arranged on the optical-mechanical support.
As further improvement of the utility model, the focal length adjustment device includes ray machine fore shell, the ray machine fore shell is pacified
Loaded on the ray machine shell end, the focus adjustment ring set is loaded on the ray machine fore shell and the focus adjustment ring can
Rotated on the ray machine fore shell.
As further improvement of the utility model, the focal length adjustment device includes rosette, and the rosette is arranged on
On the ray machine fore shell.
As further improvement of the utility model, the focal length adjustment device includes ray machine overcoat, the ray machine housing set
Loaded on the ray machine jacket internal.
The invention also discloses a kind of projecting apparatus, the projecting apparatus includes the focal length adjustment device.
The beneficial effects of the utility model are：Because focus adjustment ring inner surface forms multiple inclined racks, so as to logical
Crossing rotation focus adjustment ring directly can be changed adjustment gear, simple in construction, cost is low without using middleware, be adjusted
Section is convenient.
Brief description of the drawings
Fig. 1 is decomposition texture schematic diagram of the present utility model.
Fig. 2 is the decomposition texture schematic diagram after the utility model turns to.
Fig. 3 is the structural representation of the unassembled focus adjustment ring of the utility model.
Fig. 4 is the structural representation of the utility model assembling focus adjustment ring.
Fig. 5 is projector main body of the present utility model and rotary head assembling schematic diagram.
Fig. 6 is projector architecture schematic diagram of the present utility model.
Fig. 7 is the structural representation of projecting apparatus rotation direction of the present utility model.
Embodiment
The utility model discloses a kind of focal length adjustment device of ray machine, including ray machine housing 201, ray machine 202, focal length to adjust
Ring 206 is saved, the focus adjustment ring 206 is installed on the end of ray machine housing 201, and the ray machine 202 is located at the ray machine shell
In body 201, the focus adjustment ring 206 can rotate on the ray machine housing 201, the inner surface of focus adjustment ring 206
It is covered with raised item, the raised item and the inclined angle of the inner surface of focus adjustment ring 206, so as in the focus adjustment ring
206 inner surfaces form multiple inclined racks；The ray machine 202 is provided with adjustment gear 211, ray machine camera lens, the adjustment gear
Its vertical place face of 211 rack；The rack of the focus adjustment ring 206 engages with the adjustment gear 211, so as to when rotation
During focus adjustment ring 206, adjustment gear 211 is rotated, and then move the ray machine camera lens.
Focal length adjustment device includes optical-mechanical support 207, and the optical-mechanical support 207 is installed in the ray machine housing 201, institute
Stating ray machine 202 includes ray machine supporting part and the ray machine move portion installed in the ray machine supporting part, and the ray machine move portion is set
There is ray machine camera lens, the adjustment gear 211 drives the ray machine move portion to be moved on the ray machine supporting part, the ray machine branch
Support part is arranged on the optical-mechanical support 207, that is, when rotating focus adjustment ring 206, makes 211 turns of adjustment gear
It is dynamic, so that ray machine move portion moves, carry out focus adjustment.
The ray machine mainboard 203 is arranged on the optical-mechanical support 207.
Focal length adjustment device includes ray machine fore shell 208, rosette 209, ray machine overcoat 210, and the ray machine fore shell 208 is installed
In the end of ray machine housing 201, the rosette 209 is arranged on the ray machine fore shell 208, the focus adjustment ring 206
It is set on the ray machine fore shell 208 and the focus adjustment ring 206 can be rotated on the ray machine fore shell 208, institute
Ray machine housing 201 is stated to be set in inside the ray machine overcoat 210.
The end of main cavity 101 is provided with stopper slot 115, and the end of ray machine housing 201 is provided with limited post 212, limited post 212
In embedded stopper slot 115, because the semicircular in shape of stopper slot 115, turn of ray machine housing 201 and main cavity 101 can be limited
Dynamic angle.
Because the inner surface of focus adjustment ring 206 forms multiple inclined racks, so as to by rotating the energy of focus adjustment ring 206
It is enough directly to be changed adjustment gear 211, it is simple in construction, cost is low without using middleware, it is easy to adjust.
It is described the utility model discloses a kind of projecting apparatus that can be turned to, including projector main body 100, rotary head 200
Rotary head 200 includes focal length adjustment device of the present utility model, and the projector main body 100 is rotation with the rotary head 200
Connection.
The projecting apparatus includes bearing 10, and the projector main body 100 includes main cavity 101, the ray machine housing 201 and institute
The inner ring for stating bearing 10 coordinates for synchronous axial system, and the outer ring of main chamber body 101 and the bearing 10 coordinates for synchronous axial system.
The projecting apparatus also includes Bearing fittings 20, and the Bearing fittings 20 are located at the outer surface of main chamber body 101, the axle
Hold accessory 20 with the ray machine housing 201 to be connected, the Bearing fittings 20 can be turned on the outer surface of main chamber body 101
It is dynamic.
The projector main body 100 includes mainboard 102, and the mainboard 102 is located in main chamber body 101, the rotation
First 200 include ray machine mainboard 203, and the ray machine mainboard 203 is connected with the ray machine 202, the mainboard 102 and the ray machine master
Plate 203 carries out wired or wireless connection.
Main chamber body 101 is provided with main cavity open-ended 103, and the end face of ray machine housing 201 is provided with ray machine shell ends
Portion's opening 204, the end face of ray machine housing 201 are provided with raised circle 205, and the ray machine shell end opening 204 is positioned at described convex
In looping 205, the inner rings of the raised insertion of circle 205 bearings 10, the inner ring of the raised circle 205 and the bearing 10 is
Interference fit, so as to realize the synchronous axial system of ray machine housing 201 and the inner ring of the bearing 10, the outer ring insertion of the bearing 10
In main chamber body open-ended 103, outer ring and the main chamber body open-ended 103 of the bearing 10 are interference fit, from
And main cavity 101 and the synchronous axial system of the outer ring of the bearing 10 are realized, the Bearing fittings 20 have opening, and the bearing is matched somebody with somebody
The aperture position of part 20 and open-ended 103 position correspondence of main chamber body, the Bearing fittings 20 are located at main chamber body 101
End, the Bearing fittings 20 are connected with the raised circle 205；The projecting apparatus also includes cable, described cable one end with it is described
Mainboard 102 is connected, and the cable other end is open-ended 103, described through the openings of the Bearing fittings 20, main chamber body
It is connected after bearing 10, the ray machine shell end opening 204 with the ray machine mainboard 203.
The Bearing fittings 20 are connected with the raised circle 205 by screw, so that Bearing fittings 20 can follow light
Casing body 201 is rotated.
The projector main body 100 also includes loudspeaker 104, horn hood 105, base 106, slipmat 107, the loudspeaker
104 are installed on the afterbody of main chamber body 101, and the loudspeaker 104 are connected with the mainboard 102, the installation site of horn hood 105
With the position correspondence of loudspeaker 104, the base 106 and the horn hood 105 are removable connection, and the slipmat 10 is installed
In the bottom of base 106.
Base 106 is provided with bolt, and horn hood 105 is provided with bolt hole, and the bolt of base 106 screws in the bolt of horn hood 105
In hole, so as to realize the removable connection of base 106 and the horn hood 105.
Main chamber body 101 is provided with the main cavity opening 108 for picking and placeing the mainboard 102, and the projector main body 100 is also
Including the lid 109 coordinated with main chamber body opening 108.
The projector main body 100 includes remote control eyeglass 110, interface insert 111, button 112, main cavity overcoat 113, institute
State remote control eyeglass 110 and the interface insert 111 is arranged on main chamber body 101, the button 112 is arranged on the lid
On 109, main chamber body 101 is nested in main chamber in vitro inside set 113, and it is described distant provided with making that main chamber covers 113 in vitro
Control eyeglass 110, the interface insert 111 and the exposed hole position 114 of the button 112.
Projector main body 100 of the present utility model is rotation connection with rotary head 200, so as to adjust rotary head 200
Direction, the use to user brings facility.
Above content is to combine specific preferred embodiment further detailed description of the utility model, it is impossible to
Assert that specific implementation of the present utility model is confined to these explanations.For the ordinary skill of the utility model art
For personnel, without departing from the concept of the premise utility, some simple deduction or replace can also be made, should all be regarded
To belong to the scope of protection of the utility model.
Claims (7)
- A kind of 1. focal length adjustment device of ray machine, it is characterised in that：Including ray machine housing (201), ray machine (202), focus adjustment Ring (206), the focus adjustment ring (206) are installed on ray machine housing (201) end, and the ray machine (202) is positioned at described In ray machine housing (201), the focus adjustment ring (206) can rotate on the ray machine housing (201), the focus adjustment Ring (206) inner surface is covered with raised item, the raised item and the inclined angle of focus adjustment ring (206) inner surface, so as to Multiple inclined racks are formed in focus adjustment ring (206) inner surface；The ray machine (202) be provided with adjustment gear (211), Ray machine camera lens, its vertical place face of rack of the adjustment gear (211)；The rack of the focus adjustment ring (206) with it is described Adjustment gear (211) engages, so as to when rotating focus adjustment ring (206), be rotated adjustment gear (211), and then make The ray machine camera lens moves.
- 2. focal length adjustment device according to claim 1, it is characterised in that：The focal length adjustment device includes ray machine mainboard (203), the ray machine mainboard (203) is connected with the ray machine (202).
- 3. focal length adjustment device according to claim 2, it is characterised in that：The focal length adjustment device includes optical-mechanical support (207), the optical-mechanical support (207) is installed in the ray machine housing (201), the ray machine (202) include ray machine supporting part, And the ray machine move portion installed in the ray machine supporting part, the ray machine move portion are provided with ray machine camera lens, the adjustment gear (211) the ray machine move portion is driven to be moved on the ray machine supporting part, the ray machine supporting part is arranged on the ray machine branch On frame (207).
- 4. focal length adjustment device according to claim 3, it is characterised in that：The focal length adjustment device includes ray machine fore shell (208), the ray machine fore shell (208) is installed on ray machine housing (201) end, and the focus adjustment ring (206) is set in On the ray machine fore shell (208) and the focus adjustment ring (206) can be rotated on the ray machine fore shell (208).
- 5. focal length adjustment device according to claim 4, it is characterised in that：The focal length adjustment device includes rosette (209), the rosette (209) is arranged on the ray machine fore shell (208).
- 6. focal length adjustment device according to claim 4, it is characterised in that：The focal length adjustment device includes ray machine overcoat (210), it is internal to be set in the ray machine overcoat (210) for the ray machine housing (201).
- A kind of 7. projecting apparatus, it is characterised in that：The projecting apparatus includes any one of claim 1 to 6 focal length adjustment device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720314306.3U CN206671740U (en) | 2017-03-27 | 2017-03-27 | The focal length adjustment device and projecting apparatus of a kind of ray machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720314306.3U CN206671740U (en) | 2017-03-27 | 2017-03-27 | The focal length adjustment device and projecting apparatus of a kind of ray machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206671740U true CN206671740U (en) | 2017-11-24 |
Family
ID=60373505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720314306.3U Active CN206671740U (en) | 2017-03-27 | 2017-03-27 | The focal length adjustment device and projecting apparatus of a kind of ray machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206671740U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109683437A (en) * | 2019-03-01 | 2019-04-26 | 北京北广梯影广告传媒有限公司 | A kind of projector apparatus preventing empty coke |
-
2017
- 2017-03-27 CN CN201720314306.3U patent/CN206671740U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109683437A (en) * | 2019-03-01 | 2019-04-26 | 北京北广梯影广告传媒有限公司 | A kind of projector apparatus preventing empty coke |
| CN109683437B (en) * | 2019-03-01 | 2023-08-18 | 北京北广梯影广告传媒有限公司 | Projector equipment for preventing virtual focus |
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| GR01 | Patent grant |