CN204631073U - Darkroom monitoring camera A-frame - Google Patents
Darkroom monitoring camera A-frame Download PDFInfo
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- CN204631073U CN204631073U CN201520308953.4U CN201520308953U CN204631073U CN 204631073 U CN204631073 U CN 204631073U CN 201520308953 U CN201520308953 U CN 201520308953U CN 204631073 U CN204631073 U CN 204631073U
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- frame
- fixed seat
- lens fixed
- leg
- legs
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Abstract
A kind of darkroom monitoring camera A-frame, comprises A-frame and is located at the lens fixed seat on described A-frame, be respectively equipped with one horizontally rotate control knob and a luffing angle control lever at the side of described lens fixed seat; When described horizontally rotate control knob unclamp time, by rotating described lens fixed seat in the horizontal direction to change the angle of described lens fixed seat horizontal direction; When described luffing angle control lever unclamps, by vertically rotating described lens fixed seat to change the luffing angle of described lens fixed seat.Therefore, the utility model has the advantage can carrying out the adjustment of wider height and the anglec of rotation.
Description
Technical field
The utility model relates to a kind of A-frame, particularly a kind of darkroom monitoring camera A-frame.
Background technology
Electromagnetic compatibility (EMC) is Comprehensive Assessment electronic product being disturbed in electromagnetic field to size (EMI) and antijamming capability (EMS), is one of most important index of product quality; Electromagnetic compatibility (EMC) test is exactly measure equipment under test to produce in normal operation and the size of the electromagnetic wave signal outwards launched reacts power to ambient electronics interference; The measurement of electromagnetic compatibility is made up of test site and testing tool, and some testing agencies and manufacturing enterprise have introduced EMC testing apparatus and built up the semi-anechoic chamber of EMC test.And the observation of experimental conditions in the semi-anechoic chamber of EMC test is observed mainly through the camera be arranged in darkroom, camera is supported by support, unattended to carry out; The camera A-frame of darkroom of the prior art monitoring, generally comprise three legs be integrally fixed, the camera supporting seat being positioned at the montant in the middle of three legs and being located on described three legs, described three legs control the height of A-frame by lock-button, when described lock-button is unclamped, described three legs move along described montant with the height of adjusting triangle support.
Darkroom monitoring needs to carry out omnibearing monitoring to darkroom, and to obtain better experiment effect, because the angular field of view of camera is limited, at this time the effect of A-frame seems particularly important; And the camera A-frame of darkroom of the prior art monitoring, mainly play the effect supporting camera, because the length of three legs is fixed, adjustable scope of the height of A-frame is less, most of non-rotatable, rotatable A-frame rotating range is also very limited, at this moment, just can not carry out omnibearing monitoring to darkroom, be unfavorable for the carrying out of testing.
Utility model content
In order to overcome the problems referred to above, the utility model provides a kind of darkroom monitoring camera A-frame carrying out the adjustment of wider height and the anglec of rotation to society.
The technical solution of the utility model is: a kind of darkroom monitoring camera A-frame, comprise A-frame and be located at the lens fixed seat on described A-frame, be respectively equipped with one at the side of described lens fixed seat and horizontally rotate control knob and a luffing angle control lever; When described horizontally rotate control knob unclamp time, by rotating described lens fixed seat in the horizontal direction to change the angle of described lens fixed seat horizontal direction; When described luffing angle control lever unclamps, by vertically rotating described lens fixed seat to change the luffing angle of described lens fixed seat.
As to improvement of the present utility model, three legs of described A-frame are respectively equipped with the joystick of the opening angle for controlling three described legs, when described joystick unclamps, by outwards strutting or inwardly fold three described legs to change the height of described A-frame.
As to improvement of the present utility model, described A-frame comprises three legs and Connection Block, and described lens fixed seat is located at the top of described Connection Block, and three described legs are arranged along the circumferencial direction of described Connection Block.
As to improvement of the present utility model, three described legs comprise leg and lower support leg respectively, and described upper leg comprises two and flatly to arrange and point leg interfixed, and described lower support leg is located in described in two by locking button and divides between leg.
As to improvement of the present utility model, the bottom of described leg is provided with slippage prevention device.
As to improvement of the present utility model, be circumferentially provided with angle dial along described Connection Block.
As to improvement of the present utility model, on described at three leg two points of legs between be also respectively equipped with the fixed transverse rod that can be used for fixed object.
The utility model is respectively equipped with at the side of described lens fixed seat the structure that horizontally rotates control knob and a luffing angle control lever owing to have employed; When in monitor procedure, when needing to carry out the angular transformation of horizontal direction to camera, control knob is horizontally rotated described in unclamping, rotate described lens fixed seat arbitrarily in the horizontal direction, just can change the angle of described lens fixed seat horizontal direction, the visual angle being positioned at the camera on described lens fixed seat also just changes; After being transferred to suitable angle, horizontally rotate control knob described in screwing, described lens fixed seat is just non-rotatable; When needing to carry out the angular transformation on vertical direction to camera, when unclamping described luffing angle control lever, vertically rotate described lens fixed seat, just can change the luffing angle of described lens fixed seat, the visual angle being positioned at the camera on described lens fixed seat also just changes; After being transferred to suitable angle, screw described luffing angle control lever, described lens fixed seat is just non-rotatable; Control knob and luffing angle control lever is horizontally rotated in the utility model, adjustable extent of the present utility model is increased greatly, described camera can carry out omnibearing monitoring, and therefore, the utility model has the advantage of the adjustment of the wider anglec of rotation.
Accompanying drawing explanation
Fig. 1 is part-structure schematic diagram of the present utility model.
Fig. 2 is the leg perspective view in the utility model.
Embodiment
In description of the present utility model, it will be appreciated that, orientation or the position relationship of the instruction such as " " center ", " on ", D score, "front", "rear", "left", "right" in term be based on orientation shown in the drawings or position relationship; be only the utility model and simplified characterization for convenience of description; instead of instruction or imply the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance.
In description of the present utility model, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " connection ", " being connected " should be interpreted broadly, and such as, can be fixedly connected with, and also can be that dismounting connects, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also can be indirectly be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, concrete condition above-mentioned term can be understood at concrete meaning of the present utility model.In addition, in description of the present utility model, except as otherwise noted, the implication of " multiple ", " some " is two or more.
Refer to Fig. 1 to Fig. 2, what Fig. 1 to Fig. 2 disclosed is a kind of embodiment of a kind of darkroom monitoring camera A-frame, a kind of darkroom monitoring camera A-frame, the lens fixed seat 2 comprising A-frame 1 and be located on described A-frame 1, is respectively equipped with one at the side of described lens fixed seat 2 and horizontally rotates control knob 3 and a luffing angle control lever 4; When in monitor procedure, first camera is fixed on camera bearing 21, when needing to carry out the angular transformation of horizontal direction to camera (not shown in FIG.), control knob 3 is horizontally rotated described in unclamping, rotate described lens fixed seat 2 arbitrarily in the horizontal direction, just can change the angle of described lens fixed seat 2 horizontal direction, the angle being positioned at the horizontal direction of the camera on described lens fixed seat 2 also just changes; After being transferred to suitable angle, horizontally rotate control knob 3 described in screwing, described lens fixed seat 2 just can not rotate again; When needing to carry out the angular transformation on vertical direction to camera, when unclamping described luffing angle control lever 4, vertically rotate described lens fixed seat 2, just can change the luffing angle of described lens fixed seat 2, the luffing angle being positioned at the camera on described lens fixed seat 2 also just changes; After being transferred to suitable angle, screw described luffing angle control lever 4, described lens fixed seat 2 just can not rotate again; Control knob 3 and luffing angle control lever 4 is horizontally rotated in the utility model, make the utility model can regulate level angle and luffing angle, adjustable scope increases greatly, described camera can realize omnibearing monitoring, and the utility model has the advantage of the adjustment of the wider anglec of rotation.
In the utility model, in order to increase the range of adjustment of height of the present utility model, three legs 11 of described A-frame 1 are respectively equipped with the joystick 5 of the opening angle for controlling three described legs 11; When needs height of the present utility model reduces, unclamp described joystick 5 respectively, subsequently respectively to strutting three described legs 11 outward, the height of described A-frame 1 just reduces, and after being transferred to suitable position, then screws described joystick 5; When needs height of the present utility model increases, unclamp described joystick 5 respectively, fold three described legs 11 respectively to interior subsequently, the height of described A-frame 1 just increases, and after being transferred to suitable position, then screws described joystick 5; In the utility model, only can also regulate the described joystick 5 of leg 11 described in one of them, leg 11 described in one of them is made to strut or fold, make the utility model be the angle of inclination, the camera be positioned on described lens fixed seat 2 can be made like this to have the monitoring angle of vergence direction; Or only can also regulate the described joystick 5 of wherein two described legs 11, wherein two described legs 11 are made to strut or fold, make the utility model be the angle that another tilts, the camera be positioned on described lens fixed seat 2 can be made like this to have the monitoring angle of another vergence direction; In addition, in the utility model, because three described legs 11 can also fold completely, making three described leg 11 close proximity, like this when not needing to use the utility model, can the utility model be drawn in, make transport and carry convenient, and institute takes up space little.
In the utility model, be convenient for changing to make the utility model, described A-frame 1 comprises three legs 11 and Connection Block 12, and described lens fixed seat 2 is located at the top of described Connection Block 12, and three described legs 11 are arranged along the circumferencial direction of described Connection Block 12; Three described legs 11 and Connection Block 12 are detachable connections, when any one leg 11 like this in the utility model or Connection Block 2 damage, just can dismantle described A-frame 1 to change, so not only can reduce use cost, and environmental protection.
In the utility model, wider adjustment can be realized further to make height of the present utility model, three described legs 11 comprise leg 111 respectively and lower support leg 112(refers to Fig. 2), described upper leg 111 comprises and be arrangeding in parallel and interfix first point of leg 1111 and second point of leg 1112, and described lower support leg 112 is located between described first point of leg 1111 and second point of leg 1112 by locking button 6; When needs regulate height of the present utility model, unclamp described locking button 6, regulate described lower support leg 112 to be located in the length of the part between described first point of leg 1111 and second point of leg 1112, just can change height of the present utility model; After regulating height, screw described locking button 6, described lower support leg 112 is just fixed between described first point of leg 1111 and second point of leg 1112.
In the utility model, the bottom 113 of described leg 11 is provided with slippage prevention device 7, described slippage prevention device 7 can be that (slippage prevention device 7 belongs to prior art for frosted skin or other anti-slip material, this is no longer going to repeat them), described slippage prevention device 7 can make the utility model more firmly be placed on floor.
In the utility model, in order to make described lens fixed seat 2 angle when rotating more accurate, being circumferentially provided with angle dial 121 along described Connection Block 12, described index dial 121 having scale and the number of degrees (not shown in FIG.).
In the utility model, on described at three, between first point of leg 1111 of leg 111 and second point of leg 1112, be also respectively equipped with the fixed transverse rod 8 that can be used for fixed object.
Claims (7)
1. a darkroom monitoring camera A-frame, comprise A-frame (1) and be located at the lens fixed seat (2) on described A-frame (1), it is characterized in that, be respectively equipped with one at the side of described lens fixed seat (2) and horizontally rotate control knob (3) and a luffing angle control lever (4); When described horizontally rotate control knob (3) unclamp time, by rotating described lens fixed seat (2) in the horizontal direction to change the angle of described lens fixed seat (2) horizontal direction; When described luffing angle control lever (4) is unclamped, by vertically rotating described lens fixed seat (2) to change the luffing angle of described lens fixed seat (2).
2. darkroom according to claim 1 monitoring camera A-frame, it is characterized in that: the joystick (5) three legs (11) of described A-frame (1) being respectively equipped with the opening angle for controlling three described legs (11), when described joystick (5) unclamps, by outwards strutting or inwardly fold three described legs (11) to change the height of described A-frame (1).
3. darkroom according to claim 1 and 2 monitoring camera A-frame, it is characterized in that: described A-frame (1) comprises three legs (11) and Connection Block (12), described lens fixed seat (2) is located at the top of described Connection Block (12), and three described legs (11) are arranged along the circumferencial direction of described Connection Block (12).
4. darkroom according to claim 2 monitoring camera A-frame, it is characterized in that: three described legs (11) comprise leg (111) and lower support leg (112) respectively, described upper leg (111) comprises two flat settings and point leg (1111 interfixed, 1112), described lower support leg (112) is located in described in two by locking button (6) and divides between leg (1111,1112).
5. darkroom according to claim 2 monitoring camera A-frame, is characterized in that: the bottom (113) of described leg (11) is provided with slippage prevention device (7).
6. darkroom according to claim 3 monitoring camera A-frame, is characterized in that: be circumferentially provided with angle dial (121) along described Connection Block (12).
7. darkroom according to claim 4 monitoring camera A-frame, is characterized in that: on described at three leg (111) two points of legs (1111,1112) between be also respectively equipped with the fixed transverse rod (8) that can be used for fixed object.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520308953.4U CN204631073U (en) | 2015-05-14 | 2015-05-14 | Darkroom monitoring camera A-frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520308953.4U CN204631073U (en) | 2015-05-14 | 2015-05-14 | Darkroom monitoring camera A-frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204631073U true CN204631073U (en) | 2015-09-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520308953.4U Expired - Fee Related CN204631073U (en) | 2015-05-14 | 2015-05-14 | Darkroom monitoring camera A-frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204631073U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107864355A (en) * | 2017-11-07 | 2018-03-30 | 张玉明 | Video broadcasting method and video playing terminal machine |
| CN111624418A (en) * | 2020-04-03 | 2020-09-04 | 威凯检测技术有限公司 | Visual diagnostic device of space electromagnetic interference |
-
2015
- 2015-05-14 CN CN201520308953.4U patent/CN204631073U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107864355A (en) * | 2017-11-07 | 2018-03-30 | 张玉明 | Video broadcasting method and video playing terminal machine |
| CN111624418A (en) * | 2020-04-03 | 2020-09-04 | 威凯检测技术有限公司 | Visual diagnostic device of space electromagnetic interference |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150909 Termination date: 20160514 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |