CN110440123A - Camera expansion regulating mechanism and helmet - Google Patents
Camera expansion regulating mechanism and helmet Download PDFInfo
- Publication number
- CN110440123A CN110440123A CN201910683718.8A CN201910683718A CN110440123A CN 110440123 A CN110440123 A CN 110440123A CN 201910683718 A CN201910683718 A CN 201910683718A CN 110440123 A CN110440123 A CN 110440123A
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- China
- Prior art keywords
- camera
- shell
- expansion regulating
- cam
- regulating mechanism
- Prior art date
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/043—Allowing translations
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/18—Heads with mechanism for moving the apparatus relatively to the stand
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M13/00—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
- F16M13/04—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or holding steady relative to, a person, e.g. by chains, e.g. rifle butt or pistol grip supports, supports attached to the chest or head
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Accessories Of Cameras (AREA)
Abstract
The invention belongs to helmet technical field more particularly to a kind of camera expansion regulating mechanisms and helmet.Camera expansion regulating mechanism includes shell, camera and is arranged in the intracorporal cam mechanism of the surrounded chamber of shell, columnar cam is rotatably installed in the surrounded cavity of shell, follower lever is slidably mounted in the surrounded cavity of shell along its axis direction, the camera bracket being arranged at the actuator and corresponding outer casing through hole of installation on the shell, the lifting driving lever being connected in the side limiting slot on insertion columnar cam week side on follower lever, follower lever link together with camera bracket;Helmet includes host, the camera expansion regulating mechanism being arranged on host, and the shell of main body and the shell of camera expansion regulating mechanism share, or are fixed together.Camera can be adjusted as needed to stretch out to outer side of shell or to retraction on the inside of shell, solve the problems, such as that camera is exposed and be easy to damage on the outside of helmet.
Description
Technical field
The invention belongs to helmet technical field more particularly to a kind of camera expansion regulating mechanisms and helmet.
Background technique
Helmet, such as AR class helmet, VR class helmet etc. more and more occur in daily life, and
And the function of helmet is stronger and stronger, many helmets both increase camera and are shot.
Currently, helmet in order to meet user experience to the greatest extent, can select the camera of big field angle, usually regard
Rink corner is at 160 ° or so.Since field angle is bigger, the shell of helmet causes shadow to the field angle of camera in order to prevent
It rings, camera is usually exposed on the outside of helmet, it is easy to damage camera.
Summary of the invention
The purpose of the present invention is to provide a kind of camera expansion regulating mechanism and helmets, it is intended to it is naked to solve camera
It is exposed at the problem of being easy to damage on the outside of helmet.
The invention is realized in this way a kind of camera expansion regulating mechanism, the camera expansion regulating mechanism include
Shell and camera are equipped with stretch out for the camera to the outer side of shell or to shell inside on the housing
The outer casing through hole of retraction;It further include being arranged in the intracorporal cam mechanism of the surrounded chamber of the shell, the column of the cam mechanism
Cam is rotatably installed in the surrounded cavity of the shell, the follower lever of the cam mechanism is slidably mounted on along its axis direction
In the surrounded cavity of shell;The installation driving for driving the columnar cam of the cam mechanism to rotate on the housing
The camera bracket being arranged at part and the corresponding outer casing through hole, the camera are fixedly mounted on the camera bracket
On, the lifting driving lever being connected in the side limiting slot on insertion columnar cam week side on the follower lever is described
Follower lever links together with the camera bracket.
As an improvement the side limiting slot includes the liter that arc-shaped shape on columnar cam week side is arranged in
Drop slot part is connected to the lifting slot part on the end of the camera side and along the columnar cam circumferential direction
First extended is risen as high as the banks part;It is corresponding to be equipped with end face limiting slot on the end face of camera side in the columnar cam,
The end face limiting slot includes the first arc groove of the corresponding lifting slot part setting, corresponding described first rises as high as the banks part setting
Trough portion;Rotation axis is rotatably equipped in the surrounded cavity of the shell, the camera bracket can be relatively described
Rotation axis is slid axially and not can be carried out and circumferentially rotated, and is fixedly connected in the rotation axis and the rotation axis interval
The rotating lever for being arranged and being inserted into the end face limiting slot.
As an improvement the side limiting slot further includes being arranged on columnar cam week side to take the photograph far from described
As head side at and second rise as high as the banks part along what the columnar cam circumferentially extended, described first rise as high as the banks part with it is described
Second rise as high as the banks part two sides end between be connected separately with the lifting slot part, described first rises as high as the banks part, described second
It rises as high as the banks partially and the two lifting slot parts connections is closed annular groove;The corresponding end face limiting slot further includes corresponding to
Described second rise as high as the banks part setting the second arc groove, the end of first arc groove Yu second arc groove two sides it
Between be connected separately with the trough portion, two trough portions along the columnar cam end face radial symmetric, described first
Arc groove, second arc groove and the two trough portion connections are closed annular groove.
As an improvement the radian of first arc groove is less than the radian of second arc groove.
Mounting plate is equipped at the rotation axis as an improvement corresponding on the housing interior side-wall, in the installation
Plate is equipped with mounting plate through-hole;It is equipped with push plate on the follower lever, push plate through-hole, the camera are equipped in the push plate
Holder pivots are mounted on the push plate through hole and not can be carried out and slide axially.
As an improvement the push plate, the lifting driving lever are separately positioned on the both ends of the follower lever, and
The push plate, the follower lever and the lifting driving lever are an integral structure.
As an improvement the camera bracket includes support rod, the peace that is arranged on the support rod first end
Fill shell, the support rod baffle ring being arranged at the support rod the second end, the support rod baffle ring and the support rod second
There are spacing between end;The sliding bar being plugged in together with the support rod the second end, in the sliding bar close to described
Sliding bar baffle ring is equipped at the sliding bar first end of support rod the second end, in the sliding bar baffle ring and the sliding bar the
There are spacing between one end;The push plate through-hole is set between the sliding bar baffle ring and the sliding bar first end
It slides in bar part, and the push plate is limited between the support rod baffle ring and the sliding bar baffle ring.
As an improvement the rotation axis includes sleeve, the sliding bar is plugged in the sleeve, in the sliding
Circumferential position limiting structure is equipped between bar and the sleeve.
As an improvement sleeve baffle ring is equipped on end of the sleeve far from the camera, it is described being equipped with
It is fixed with shank on the end of sleeve baffle ring, connecting plate is equipped on the shank, the rotating lever is fixedly connected on
On the connecting plate;Mounting plate through-hole is set on the shank, the mounting plate be limited to the sleeve baffle ring with it is described
Between connecting plate.
The invention is realized in this way a kind of helmet, the helmet includes host and is arranged in the master
The shell of the camera expansion regulating mechanism on machine, the main body can be with the shell of the camera expansion regulating mechanism
The outer side of shell of the host, the camera telescopic adjustment machine is arranged in the shared or described camera expansion regulating mechanism
The shell of structure is fixedly connected with the shell of the host.
By adopting the above-described technical solution, camera expansion regulating mechanism of the invention includes shell and camera, In
Shell is equipped with for camera to outer side of shell stretching or to the outer casing through hole of retraction on the inside of shell, further includes being arranged in shell
The surrounded intracorporal cam mechanism of chamber, the columnar cam of cam mechanism is rotatably installed in the surrounded cavity of shell, cam mechanism
Follower lever be slidably mounted in the surrounded cavity of shell along its axis direction, installation is on the shell for driving cam means
The camera bracket being arranged at the actuator of columnar cam rotation and corresponding outer casing through hole, camera are fixedly mounted on camera shooting
On head bracket, the lifting driving lever being connected on follower lever in the side limiting slot on insertion columnar cam week side, follower lever
It links together with camera bracket;Helmet includes host, the camera expansion regulating mechanism being arranged on host, main body
Shell can be shared with the shell of camera expansion regulating mechanism or the outer of host is arranged in camera expansion regulating mechanism
On the outside of shell, the shell of camera expansion regulating mechanism is fixedly connected with the shell of host.When needing using camera, pass through driving
The columnar cam of part driving cam means rotates, and pushes follower lever axial along the direction progress stretched out to outer side of shell by cam
It is mobile, so that the camera being fixedly mounted on camera bracket be pushed to stretch out by outer casing through hole to outer side of shell;It does not use
It when camera, is rotated by the columnar cam of actuator driving cam means, makes follower lever along the direction to retraction on the inside of shell
It moves axially, to drive the camera being fixedly mounted on camera bracket to retraction on the inside of shell until camera returns
It is reduced in the surrounded cavity of shell;Camera expansion regulating mechanism of the invention and helmet can adjust camera shooting as needed
Head is stretched out to outer side of shell or is bounced back on the inside of shell, solve camera it is exposed be easy to damage on the outside of helmet ask
Topic.
Detailed description of the invention
Fig. 1 is the schematic perspective view of the camera expansion regulating mechanism of the embodiment of the present invention;
Fig. 2 is the schematic view of the front view of the transmission mechanism of the camera expansion regulating mechanism of the embodiment of the present invention;
Fig. 3 is the schematic perspective view of the transmission mechanism of the camera expansion regulating mechanism of the embodiment of the present invention;
Fig. 4 is the schematic perspective view of the shell of the camera expansion regulating mechanism of the embodiment of the present invention;
Fig. 5 is the schematic perspective view of the camera bracket of the camera expansion regulating mechanism of the embodiment of the present invention;
Fig. 6 is that the rotation axis of the camera expansion regulating mechanism of the embodiment of the present invention and the stereochemical structure of rotating lever are illustrated
Figure;
Wherein, 11, shell, 12, outer casing through hole, 13, snap-gauge, 14, support plate, 15, groove body, 16, mounting plate, 21, column
Cam, 22, follower lever, 221, lifting driving lever, 222, push plate, 23, worm screw, 24, worm gear, 25, side limiting slot, 251, lifting groove
Part, 252, first rises as high as the banks part, and 253, second rises as high as the banks part, 26, end face limiting slot, the 261, first arc groove, 262, straight trough
Part, the 263, second arc groove, 264, trough portion, 31, rotation axis, 311, sleeve, 312, sleeve baffle ring, 32, camera branch
Frame, 321, support rod, 322, installation shell, 323, support rod baffle ring, 324, sliding bar, 325, sliding bar baffle ring, 326, sliding slot,
33, rotating lever, 34, shank, 35, connecting plate.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
Fig. 1 to Fig. 6 is the structural schematic diagram of the camera expansion regulating mechanism of the embodiment of the present invention, wherein Fig. 1 is shown
The schematic perspective view of the camera expansion regulating mechanism of the embodiment of the present invention, Fig. 2 shows the camera shootings of the embodiment of the present invention
The schematic view of the front view of the transmission mechanism of head expansion regulating mechanism, Fig. 3 show the flexible tune of camera of the embodiment of the present invention
The schematic perspective view of the transmission mechanism of mechanism is saved, Fig. 4 shows the camera expansion regulating mechanism of the embodiment of the present invention
The schematic perspective view of shell, Fig. 5 show the camera bracket of the camera expansion regulating mechanism of the embodiment of the present invention
Schematic perspective view, Fig. 6 show the rotation axis and rotating lever of the camera expansion regulating mechanism of the embodiment of the present invention
Schematic perspective view.In order to make it easy to understand, only giving part related to the embodiment of the present invention in figure.
By Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5 and Fig. 6 it is found that the camera expansion regulating mechanism includes shell 11 and camera shooting
Head is equipped with the outer casing through hole 12 for camera to stretching out on the outside of shell 11 or to bouncing back on the inside of shell 11 on shell 11, takes the photograph
At the corresponding position for being mounted on outer casing through hole 12;Further include setting the intracorporal cam mechanism of the surrounded chamber of shell 11,
It is mounted on the actuator rotated on shell 11 for the columnar cam 21 of driving cam means and is set at corresponding outer casing through hole 12
The camera bracket 32 set, camera are fixedly mounted on camera bracket 32;The columnar cam 21 of cam mechanism is rotatablely installed
In the surrounded cavity of shell 11, the follower lever 22 of cam mechanism along its axis direction be slidably mounted on the surrounded cavity of shell 11
Lifting driving lever 221 that is interior, being connected on follower lever 22 in the side limiting slot 25 on insertion 21 weeks sides of columnar cam, it is driven
Bar 22 links together with camera bracket 32.
When needing using camera, is rotated by the columnar cam 21 of actuator driving cam means, pushed by cam
Follower lever 22 is moved axially along to the direction stretched out on the outside of shell 11, is fixedly mounted on camera bracket 32 to push
Camera by outer casing through hole 12 to stretching out on the outside of shell 11;When without using camera, pass through actuator driving cam means
Columnar cam 21 rotate, move axially follower lever 22 along to the direction to bounce back on the inside of shell 11, to drive fixation
The camera being mounted on camera bracket 32 is to retraction on the inside of shell 11 until camera bounces back to the surrounded cavity of shell 11
It is interior;Camera expansion regulating mechanism of the invention can adjust camera to stretching out on the outside of shell 11 or to shell as needed
11 inside retractions, solve the problems, such as that camera is exposed and are easy to damage on the outside of helmet.
In the present embodiment, side limiting slot 25 includes the lifting groove that arc-shaped shape on 21 weeks sides of columnar cam is arranged in
Part 251 is connected to lifting slot part 251 circumferentially extends on the end of camera side and along columnar cam 21 the
One rises as high as the banks part 252;It is corresponding to be equipped with end face limiting slot 26, the end face on the end face of camera side in columnar cam 21
Limiting slot 26 include corresponding lifting slot part 251 be arranged the first arc groove 261, corresponding first rise as high as the banks the straight of the setting of part 252
Slot part 262;It is rotatably equipped with rotation axis 31 in the surrounded cavity of shell 11, camera bracket 32 is relatively rotatable to each other axis 31
It is slid axially and not can be carried out and circumferentially rotated, be fixedly connected in rotation axis 31 and be spaced setting with rotation axis 31 and insert
Enter the rotating lever 33 in end face limiting slot 26.
Since lifting driving lever 221 is inserted into the side limiting slot 25 on 21 weeks sides of columnar cam, actuator drives cam
The columnar cam 21 of mechanism rotates, and lifting driving lever 221 can generate axial movement under the position-limiting action of lifting slot part 251, from
And follower lever 22 is pushed along moving axially to the direction stretched out on the outside of shell 11, camera bracket 32 is driven by follower lever 22
Carry out axial movement in the same direction, until lifting driving lever 221 be moved to lifting slot part 251 and first rise as high as the banks part 252 connection
When place, the camera being fixedly mounted on camera bracket 32 is pushed out to 11 outside of shell, while being inserted into end face limiting slot 26
Interior rotating lever 33 along the position that the first arc groove 261 is moved to that the first arc groove 261 is connect with trough portion 262, by
In the arc-shaped shape of the first arc groove 261, the distance between axle center of columnar cam 21 is equal, and the first arc groove 261 will not be right
Rotating lever 33 generates toggle action, and rotation axis 31 does not rotate, and the shooting angle of camera does not just change;Actuator driving
The columnar cam 21 of cam mechanism continues to rotate, and lifting driving lever 221 entrance first is risen as high as the banks in part 252, rotating lever 33 enters
In trough portion 262, since lifting driving lever 221 does not generate axial movement, follower lever 22, camera bracket 32 also do not generate axial direction
Mobile, camera is maintained at extended position, but no due to the distance between axle center of trough portion 262 and columnar cam 21
Equal, when columnar cam 21 rotates, trough portion 262 can generate toggle action to rotating lever 33, to stir rotation axis 31
Rotation circumferentially rotates, rotation axis 31 since camera bracket 32 is relatively rotatable to each other axis 31 and is slid axially and not can be carried out
It will drive camera bracket 32 when rotation to be rotated, to change the shooting angle of camera, to realize camera shooting angle
The adjusting of degree.It is rotated backward by the columnar cam 21 of actuator driving cam means, first by end face limiting slot 26
Trough portion 262 generates reversed toggle action to rotating lever 33, stirs rotation axis 31 and is rotated backward, thus will camera shooting
Head turns to initial state, then drives follower lever 22, camera bracket by the lifting slot part 251 of side limiting slot 25 again
32 move axially along to the direction to bounce back on the inside of shell 11, and the camera being fixedly mounted on camera bracket 32 is bounced back
To the surrounded cavity of shell 11.
Specifically, side limiting slot 25 further includes being arranged at the side on 21 weeks sides of columnar cam far from camera
And it second rises as high as the banks part 253 along what columnar cam 21 circumferentially extended, rises as high as the banks part 253 in the first part 252 and second of rising as high as the banks
Be connected separately with the lifting slot part 251 of arc-shaped shape between the end of two sides, first rise as high as the banks part 252, second rise as high as the banks part
253 and two lifting slot part 251 connection be closed annular groove;Corresponding end face limiting slot 26 further includes corresponding to second to rise as high as the banks
The second arc groove 263 that part 253 is arranged, connects respectively between the end of 263 two sides of the first arc groove 261 and the second arc groove
It is connected to trough portion 262, trough portion 264, radial direction of the trough portion 262 with trough portion 264 along 21 end face of columnar cam is right
Claim, the first arc groove 261, the second arc groove 263, trough portion 262 and the connection of trough portion 264 are closed annular groove.This
Sample columnar cam 21 can be circumferentially rotated in the range of 360 °, and rotating lever 33 is located at the first of side limiting slot 25
When rising as high as the banks in part 252, actuator driving columnar cam 21 rotates the adjusting that can be realized camera shooting angle, either drives
Moving part driving columnar cam 21 is continued to rotate or is rotated backward, and can be made to go up and down driving lever 221 and is entered first and rise as high as the banks portion
One be divided in two lifting slot parts 251 of 252 ends, thus with follower lever 22, camera bracket 32 along into shell 11
The direction of side retraction moves axially, and realizes that the retraction of camera is adjusted, whole operation process is very easy.
In general, radian of the radian of the first arc groove 261 less than the second arc groove 263, can be realized when in this way, adjusting and takes the photograph
As the slow stretching of head, snapback.
In the present embodiment, actuator is knob, is connected with and is rotatably installed in the surrounded cavity of shell 11 on knob
Worm screw 23, the worm gear 24 with the engaged transmission of worm screw 23 is installed in the shaft of columnar cam 21, turning knob passes through worm screw
23, the transmission of worm gear 24, which is realized, drives columnar cam 21 to rotate;Certainly, actuator is also possible to be slidably mounted on dialling on shell 11
Dynamic key is fixedly connected with the rack gear extended along glide direction on stirring key, is equipped in the shaft of columnar cam 21 and tooth
Meshed gears.
It is rotatably installed in the surrounded cavity of shell 11 for the ease of columnar cam 21, in the opposite two sides of columnar cam 21
It is respectively equipped with the snap-gauge 13 being fixedly connected on 11 inner sidewall of shell, is set on the side of columnar cam 21 in each snap-gauge 13
There is arc notch, columnar cam 21 is clamped between the arc notch of two snap-gauges 13, is also connected on 11 inner sidewall of shell
Support plate 14 is equipped with the support plate through-hole passed through for the shaft of columnar cam 21 in support plate 14, in this way can be easily real
Existing columnar cam 21 is rotatably installed in the surrounded cavity of shell 11.
As shown in Figure 4, it is corresponded on 11 inner sidewall of shell and is equipped with groove body 15 at follower lever 22, follower lever 22 passes through groove body 15
And be slidably connected with it, to ensure that follower lever 22 moves axially.
It is corresponded on 11 inner sidewall of shell and is equipped with mounting plate 16 at rotation axis 31, it is logical equipped with mounting plate on mounting plate 16
Hole.
In the present embodiment, push plate 222 is equipped on follower lever 22, camera bracket 32 and push plate 222 are rotatablely connected simultaneously
And not can be carried out and slide axially, specifically, push plate 222, lifting driving lever 221 are separately positioned on the both ends of follower lever 22,
And push plate 222, follower lever 22 and lifting driving lever 221 are an integral structure, and usually pass through injection molding or machining one
It is molding.
Push plate through-hole is equipped in push plate 222, camera bracket 32 is mounted on push plate through hole.
In the present embodiment, as shown in Figure 5, camera bracket 32 includes support rod 321, is arranged in support rod 321 first
The support rod baffle ring 323 that on end installation shell 322, is arranged at 321 the second end of support rod, the support rod baffle ring 323
There are spacing between 321 the second end of support rod;The sliding bar 324 being plugged in together with 321 the second end of support rod, in cunning
Lever 324 is equipped with sliding bar baffle ring 325 at 324 first end of sliding bar of 321 the second end of support rod, in sliding pole spacing
There are spacing between 324 first end of ring 325 and sliding bar;Push plate through-hole is set in sliding bar baffle ring 325 and sliding bar 324 the
In sliding bar part between one end, and push plate 222 is limited between support rod baffle ring 323 and sliding bar baffle ring 325.
It will be appreciated from fig. 6 that rotation axis 31 includes sleeve 311, sliding bar 324 is plugged in sleeve 311, sliding bar 324 with
Circumferential position limiting structure is equipped between sleeve 311.
Circumferential position limiting structure includes being arranged between 324 the second end of sliding bar baffle ring 325 and sliding bar on partially along axis
To the sliding slot 326 of extension, be correspondingly arranged at it is convex stupefied on 311 inner sidewall of sleeve, it is convex it is stupefied be stuck in sliding slot 326, realized and turned with this
Moving axis 31 and camera bracket 32 slide axially and limit circumferentially rotating between the two.In general, sliding slot 326 circumferentially between
It is multiple every being provided with, corresponding each sliding slot 326 be respectively equipped with one it is convex stupefied, it is each it is convex it is stupefied be caught in corresponding sliding slot 326, in this way
It can make to slide axially more steady.
It is equipped with sleeve baffle ring 312 on end of the sleeve 311 far from camera, is equipped with sleeve baffle ring 312 in sleeve 311
It is fixed with shank 34 on end, connecting plate 35 is equipped on shank 34, rotating lever 33 is fixedly connected on connecting plate 35;
Mounting plate through-hole is set on shank 34, and mounting plate 16 is limited between sleeve baffle ring 312 and connecting plate 35.
A kind of helmet is further related in the present invention, which includes host and above-mentioned camera telescopic adjustment
The shell 11 of mechanism, camera expansion regulating mechanism can be shared with the shell of host.Specifically, camera telescopic adjustment machine
The shell 11 of structure is the shell of host, and certainly, camera expansion regulating mechanism also can according to need the outside that host is arranged in,
The shell 11 and the shell of host of camera expansion regulating mechanism are fixed together.
When needing using camera, is rotated by the columnar cam 21 of actuator driving cam means, pushed by cam
Follower lever 22 is moved axially along to the direction stretched out on the outside of shell 11, is fixedly mounted on camera bracket 32 to push
Camera by outer casing through hole 12 to stretching out on the outside of shell 11;When without using camera, pass through actuator driving cam means
Columnar cam 21 rotate, move axially follower lever 22 along to the direction to bounce back on the inside of shell 11, to drive fixation
The camera being mounted on camera bracket 32 is to retraction on the inside of shell 11 until camera bounces back to the surrounded cavity of shell 11
It is interior;Helmet of the invention can adjust camera to stretching out on the outside of shell 11 or to returning on the inside of shell 11 as needed
Contracting, solves the problems, such as that camera is exposed and is easy to damage on the outside of helmet.
The foregoing is merely some embodiments of the present invention, are not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (10)
1. camera expansion regulating mechanism, including shell and camera, it is equipped on the housing for the camera to described
The outer casing through hole that outer side of shell is stretched out or bounces back to the shell inside;It is characterized in that, further including being arranged in the shell
The surrounded intracorporal cam mechanism of chamber, the columnar cam of the cam mechanism is rotatably installed in the surrounded cavity of the shell,
The follower lever of the cam mechanism is slidably mounted in the surrounded cavity of the shell along its axis direction;It is mounted on the shell
On the camera shooting that is arranged at actuator for driving the columnar cam of the cam mechanism to rotate and the corresponding outer casing through hole
Head bracket, the camera are fixedly mounted on the camera bracket, and the insertion column is connected on the follower lever
The lifting driving lever in the limiting slot of side on cam week side, the follower lever link together with the camera bracket.
2. camera expansion regulating mechanism according to claim 1, which is characterized in that the side limiting slot includes setting
On the columnar cam week side lifting slot part of arc-shaped shape, be connected to the lifting slot part close to the camera
First on the end of side and along columnar cam circumferentially extending rises as high as the banks part;It is corresponding close in the columnar cam
The end face of camera side is equipped with end face limiting slot, and the end face limiting slot includes the of the corresponding lifting slot part setting
The trough portion that one arc groove, corresponding described first rise as high as the banks part setting;It is rotatably equipped in the surrounded cavity of the shell
Rotation axis, the camera bracket can the relatively described rotation axis slid axially and not can be carried out and circumferentially rotated, described
The rotating lever for being arranged with the rotation axis interval and being inserted into the end face limiting slot is fixedly connected in rotation axis.
3. camera expansion regulating mechanism according to claim 2, which is characterized in that the side limiting slot further includes setting
It sets at the side on columnar cam week side far from the camera and along the of columnar cam circumferentially extending
Two rise as high as the banks part, described first rise as high as the banks part and described second rise as high as the banks part two sides end between be connected separately with the liter
Slot part drops, described first rise as high as the banks part, described second rise as high as the banks part and the connection of the two lifting slot parts is closed ring
Slot;The corresponding end face limiting slot further include corresponding described second rise as high as the banks part setting the second arc groove, described first
The trough portion is connected separately between arc groove and the end of second arc groove two sides, two trough portions are along institute
State the radial symmetric of columnar cam end face, first arc groove, second arc groove and the two trough portion connections
For closed annular groove.
4. camera expansion regulating mechanism according to claim 3, which is characterized in that the radian of first arc groove is small
In the radian of second arc groove.
5. according to the described in any item camera expansion regulating mechanisms of claim 2 to 4, which is characterized in that in the shell
It is corresponded on side wall and is equipped with mounting plate at the rotation axis, mounting plate through-hole is equipped on the mounting plate;On the follower lever
Equipped with push plate, in the push plate be equipped with push plate through-hole, the camera bracket be rotatably installed in the push plate through hole and
It not can be carried out and slide axially.
6. camera expansion regulating mechanism according to claim 5, which is characterized in that the push plate, the lifting driving lever
It is separately positioned on the both ends of the follower lever, and the push plate, the follower lever and the lifting driving lever are integrated
Formula structure.
7. camera expansion regulating mechanism according to claim 5, which is characterized in that the camera bracket includes support
Bar, be arranged on the support rod first end installation shell, the support pole spacing that is arranged at the support rod the second end
Ring, there are spacing between the support rod baffle ring and the support rod the second end;It is plugged on the support rod the second end
Sliding bar together is equipped with sliding pole spacing in the sliding bar at the sliding bar first end of the support rod the second end
Ring, there are spacing between the sliding bar baffle ring and the sliding bar first end;The push plate through-hole is set in the cunning
In sliding bar part between lever baffle ring and the sliding bar first end, and the push plate is limited to the support pole spacing
Between ring and the sliding bar baffle ring.
8. camera expansion regulating mechanism according to claim 7, which is characterized in that the rotation axis includes sleeve, institute
It states sliding bar to be plugged in the sleeve, circumferential position limiting structure is equipped between the sliding bar and the sleeve.
9. camera expansion regulating mechanism according to claim 8, which is characterized in that in the sleeve far from the camera shooting
The end of head is equipped with sleeve baffle ring, shank is fixed on the end for being equipped with the sleeve baffle ring, on the shank
Equipped with connecting plate, the rotating lever is fixedly connected on the connecting plate;Mounting plate through-hole is set on the shank, institute
Mounting plate is stated to be limited between the sleeve baffle ring and the connecting plate.
10. a kind of helmet, including host, which is characterized in that further include setting on the host as claim 1 to
9 described in any item camera expansion regulating mechanisms, the shell of the shell of the main body and the camera expansion regulating mechanism
The outer side of shell of the host, the camera telescopic adjustment machine is arranged in the shared or described camera expansion regulating mechanism
The shell of structure is fixedly connected with the shell of the host.
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CN110710958A (en) * | 2019-11-15 | 2020-01-21 | 象山长风医疗设备有限公司 | Detector capable of autonomously detecting oral cavity |
CN112320309A (en) * | 2020-10-26 | 2021-02-05 | 蒋昆鹏 | Auxiliary loading and unloading device |
CN115388278A (en) * | 2022-08-12 | 2022-11-25 | 贵州电网有限责任公司 | A rotatory stop gear for flexible runing rest of transformer substation |
CN115388278B (en) * | 2022-08-12 | 2024-05-14 | 贵州电网有限责任公司 | Rotary limiting mechanism for telescopic rotary support of transformer substation |
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