CN213685978U - CCD camera support to flow field measurement - Google Patents
CCD camera support to flow field measurement Download PDFInfo
- Publication number
- CN213685978U CN213685978U CN202022749403.XU CN202022749403U CN213685978U CN 213685978 U CN213685978 U CN 213685978U CN 202022749403 U CN202022749403 U CN 202022749403U CN 213685978 U CN213685978 U CN 213685978U
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- ccd camera
- support frame
- rotating
- flow field
- camera support
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Abstract
The utility model discloses a to flow field measuring CCD camera support, including base, support frame, go up fixing base, XY axle range finder, camera support frame, camera fast-assembling board and elevating gear, pack into the camera quick-assembling board on the camera support frame to it is fixed with the CCD camera, will XY axle range finder removes to the position axis that awaits measuring to confirm X, Y axle position, according to the regional height of surveying, will go up the fixing base and aim at the region of awaiting measuring, accomplish image acquisition, when needing to adjust CCD camera focus distance, will XY axle range finder moves to needs position, can accomplish the adjustment of camera focus distance, and the CCD camera position control that makes the PIV experiment simplifies controllable, has solved current CCD camera and has measured the problem that the position change adjustment is inconvenient and can not normally use in irregular plane.
Description
Technical Field
The utility model relates to a computational fluid mechanics field especially relates to a to flow field measuring CCD camera support.
Background
The flow field measurement is a transient, multi-point and non-contact fluid mechanics speed measurement method. The flow field measurement can measure the tracer particles scattered in the flow field, the transient speed distribution of the flow field is indirectly measured through the displacement of the particles in a short time interval, rich flow field space structures and internal flow characteristics can be provided, the position of a CCD camera needs to be changed for image acquisition, and the conventional CCD camera is inconvenient to change and adjust the measurement position and cannot be normally used on an irregular plane.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In order to overcome the defects of the prior art, a CCD camera support for flow field measurement is provided so as to solve the problems that the measurement position of the existing CCD camera is inconvenient to change and adjust and cannot be normally used on an irregular plane.
(II) technical scheme
The utility model discloses a following technical scheme realizes: the utility model provides a to flow field measuring CCD camera support, include base, support frame, XY axle roll adjustment ware, camera fast-assembling board, camera support frame, go up fixing base and elevating gear, terminal surface and base fixed connection under the support frame, it passes through second holding screw fixed connection with the support frame to go up the fixing base, it is provided with the annular support to go up the fixing base right-hand member, terminal surface and support frame fixed connection under going up the fixing base, XY axle roll adjustment ware top is provided with the first square groove with the support frame clearance fit of last fixing base, XY axle roll adjustment ware below is provided with the square groove of camera support frame clearance fit's second, camera fast-assembling board up end right-hand member and camera support frame fixed connection.
Further, elevating gear includes lifter plate, frictional layer, rotation groove, turning block, rotatory hole, dwang, drive screw, rotation nut, knob and bearing, the terminal surface is provided with the frictional layer under the lifter plate, lifter plate up end middle part is provided with the rotation groove, it is provided with the turning block to rotate the groove middle part, the turning block middle part is provided with rotatory hole, terminal surface rotates with the dwang in the rotatory hole and is connected, turning block upper end and drive screw fixed connection, drive screw outer terminal surface and rotation nut swing joint, rotation nut up end and knob fixed connection, outer terminal surface middle part and bearing fixed connection of rotation nut.
Furthermore, the XY-axis distance adjuster of the CCD camera support for flow field measurement is provided with two bolts, is positioned on the upper part of the XY-axis distance adjuster and is connected with the upper fixing seat through a first set screw.
Further, the XY-axis distance adjuster of the CCD camera support for flow field measurement further comprises a reinforcing rib.
Further, the XY-axis distance adjuster is made of carbon alloy materials.
Furthermore, the XY-axis distance adjuster is provided with two square grooves, the upper fixing seat supporting frame is in clearance fit with the second square groove above the upper fixing seat supporting frame, and the camera supporting frame is in clearance fit with the first square groove below the XY-axis distance adjuster.
Further, the outer end face of the bearing is fixedly connected with a movable hole in the middle of the base.
Further, the base is made of cast iron.
Furthermore, the support frame is made of an aluminum alloy material.
(III) advantageous effects
Compared with the prior art, the utility model, following beneficial effect has:
through improving camera supporting structure, fix the CCD camera at the camera support frame, through right go up fixing base altitude mixture control and make camera Z axle height just with measure, confirm in the survey area of selection, adjust X axle distance regulator, Y axle distance regulator with the distance of camera support frame to aim at the survey area, when needing to adjust CCD camera position, will camera support frame adjusts with the distance between X axle distance regulator, the Y axle distance regulator, can accomplish the adjustment to CCD camera position, make the CCD camera focus and surveyed the area simply, solved current CCD camera and measured the problem that the position change adjustment is inconvenient and can not be at irregular plane normal use.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a partially enlarged view of the XY-axis distance adjuster of the present invention;
FIG. 3 is a partially enlarged view of the upper fixing seat of the present invention;
fig. 4 is a schematic view of the internal structure of the lifting device of the present invention;
in the figure: the device comprises a base-1, a support frame-2, an XY-axis distance adjuster-3, a camera quick-mounting plate-4, a camera support frame-5, a reinforcing rib-6, an upper fixing seat-7, a first set screw-8, a first square groove-9, a second square groove-10, an annular support-11, a second set screw-12, a lifting device-13, a lifting plate-1301, a friction layer-1302, a rotating groove-1303, a rotating block-1304, a rotating hole-1305, a rotating rod-1306, a transmission screw-1307, a rotating nut-1308, a knob-1309 and a bearing-1310.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1, fig. 2, fig. 3 and fig. 4, the present invention provides a CCD camera bracket for flow field measurement: including base 1, support frame 2, XY axle roll adjustment ware 3, camera fast-assembling board 4, camera support frame 5, go up fixing base 7 and elevating gear 13, terminal surface and base 1 fixed connection under the support frame 2, go up fixing base 7 and support frame 2 through second holding screw 12 fixed connection, it is provided with annular support 11 to go up fixing base 7 right-hand member, terminal surface and support frame 2 fixed connection under going up fixing base 7, XY axle roll adjustment ware 3 top be provided with the first square groove 9 of 2 clearance fit of support frame of last fixing base 7, XY axle roll adjustment ware 3 below is provided with the square groove 10 of camera support frame 5 clearance fit's second, 4 up end right-hand members of camera fast-assembling board and camera support frame 5 fixed connection.
The lifting device 13 comprises a lifting plate 1301, a friction layer 1302, a rotating groove 1303, a rotating block 1304, a rotating hole 1305, a rotating rod 1306, a transmission screw 1307, a rotating nut 1308, a knob 1309 and a bearing 1310, wherein the friction layer 1302 is arranged on the lower end face of the lifting plate 1301, the rotating groove 1303 is arranged in the middle of the upper end face of the lifting plate 1301, the rotating block 1304 is arranged in the middle of the rotating groove 1303, the rotating hole 1305 is arranged in the middle of the rotating block 1304, the inner end face of the rotating hole 1305 is rotatably connected with the rotating rod 1306, the upper end of the rotating block 1304 is fixedly connected with the transmission screw 1307, the outer end face of the transmission screw 1307 is movably connected with the rotating nut 1308, the upper end face of the rotating nut 1308 is fixedly connected with the knob 1309, the middle of the outer end face of the rotating nut 1308 is fixedly connected with the bearing 1310.
The XY-axis distance adjuster 3 of the CCD camera support for flow field measurement is provided with two bolts, is located on the upper portion of the XY-axis distance adjuster 3, and is connected with the upper fixing seat 7 through a first set screw (8), so that the CCD camera can move transversely conveniently.
The XY-axis distance adjuster 3 of the CCD camera support for flow field measurement further comprises a reinforcing rib 6, so that the requirement on the stability of the CCD camera is met through a simple structure, and the step of changing the position of the CCD camera for measurement is simplified.
The XY-axis distance adjuster 3 is made of carbon alloy materials, and is high in hardness performance and strong in supporting force.
The XY-axis distance adjuster 3 is provided with two square grooves, the support frame of the upper fixing seat 7 is in clearance fit with the second square groove 10 above the support frame, the camera support frame 5 is in clearance fit with the first square groove (9) below the XY-axis distance adjuster 3, and the stability of the camera support frame 5 is improved.
The outer end face of the bearing 1310 is fixedly connected with a movable hole in the middle of the base 1, so that the transmission screw 1307 can rotate conveniently, and the lifting plate 1301 can be discharged.
Wherein, the base 1 is made of cast iron material, so that the support frame 2 is kept stable.
The support frame 2 is made of an aluminum alloy material, so that the hardness is high and the supporting force is strong.
The base 1 according to the patent is made of cast iron, which is a generic name for alloys mainly consisting of iron, carbon and silicon, in which alloys the carbon content exceeds the amount that can be retained in an austenitic solid solution at the eutectic temperature, and which is cast directly after remelting as a raw material, being iron-carbon alloys with a carbon content > 2%.
The working principle is as follows: firstly, a CCD camera bracket is placed on a working position, a knob 1309 in a movable hole in the middle of a base 1 is rotated according to the influence of different planes, a rotating nut 1308 at the lower end is driven to rotate, so that the rotating nut 1308 drives a transmission screw 1307 to work, the transmission screw 1307 moves downwards, the lifting plate 1301 is pushed to move downwards through the connection of a rotating hole 1305 in the middle of a rotating block 1304 at the lower end and a rotating rod 1306, and the friction layer 1302 at the lower end of the lifting plate 1301 is supported, because the friction layer 1302 is made of elastic materials, the support can be supported according to the concave-convex curved surface of the ground, then the CCD camera is detachably connected with a camera quick-mounting plate 4, and when the position of the CCD camera needs to be changed, a fastening screw 8 at the upper part of an XY-axis distance adjuster 3 is unscrewed, and a support frame 2 inserted into a first square groove 9 and a second square groove 10 is adjusted in position, make camera support frame 5 accomplishes X, Y axle removal, has solved CCD camera lateral shifting's problem, then loosens the holding screw 12 of going up fixing base 7, makes to go up fixing base 7 and move along the Z axle at support frame 2, makes to go up fixing base 7 and drive XY axle distance adjusting ware 3 and camera support frame 5 and accomplish the Z axle and move to this completion removal measurement.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a to flow field measurement's CCD camera support, includes base (1), support frame (2), XY axle roll adjustment ware (3), camera fast-assembling board (4), camera support frame (5) and goes up fixing base (7), its characterized in that: still include elevating gear (13), terminal surface and base (1) fixed connection under support frame (2), go up fixing base (7) and support frame (2) through second holding screw (12) fixed connection, it is provided with annular support (11) to go up fixing base (7) right-hand member, terminal surface and support frame (2) fixed connection under going up fixing base (7), XY axle roll adjustment ware (3) top is provided with support frame (2) clearance fit's of last fixing base (7) first square groove (9), XY axle roll adjustment ware (3) below is provided with camera support frame (5) clearance fit's second square groove (10), camera quick-mounting board (4) up end right-hand member and camera support frame (5) fixed connection.
2. The CCD camera support for flow field measurement of claim 1, wherein: the lifting device (13) comprises a lifting plate (1301), a friction layer (1302), a rotating groove (1303), a rotating block (1304), a rotating hole (1305), a rotating rod (1306), a transmission screw (1307), a rotating nut (1308), a knob (1309) and a bearing (1310), wherein the friction layer (1302) is arranged on the lower end face of the lifting plate (1301), the rotating groove (1303) is arranged in the middle of the upper end face of the lifting plate (1301), the rotating block (1304) is arranged in the middle of the rotating groove (1303), the rotating hole (1305) is arranged in the middle of the rotating block (1304), the inner end face of the rotating hole (1305) is rotatably connected with the rotating rod (1306), the upper end of the rotating block (1304) is fixedly connected with the transmission screw (1307), the outer end face of the transmission screw (1307) is movably connected with the rotating nut (1308), and the upper end face of the rotating nut (1308) is fixedly connected with the knob (130, the middle part of the outer end face of the rotating nut (1308) is fixedly connected with a bearing (1310).
3. The CCD camera support for flow field measurement of claim 1, wherein: the XY-axis distance adjuster (3) of the CCD camera support for flow field measurement is provided with two bolts, is positioned on the upper portion of the XY-axis distance adjuster (3), and is connected with an upper fixing seat (7) through a first set screw (8).
4. The CCD camera support for flow field measurement of claim 1, wherein: the XY-axis distance adjuster (3) of the CCD camera support for flow field measurement further comprises a reinforcing rib (6).
5. The CCD camera support for flow field measurement of claim 1, wherein: the XY-axis distance adjuster (3) is made of carbon alloy materials.
6. The CCD camera support for flow field measurement of claim 1, wherein: the XY-axis distance adjuster (3) is provided with two square grooves, the support frame of the upper fixing seat (7) is in clearance fit with the second square groove (10) above, and the support frame (5) of the camera is in clearance fit with the first square groove (9) below the XY-axis distance adjuster (3).
7. The CCD camera support for flow field measurement of claim 2, wherein: the outer end face of the bearing (1310) is fixedly connected with a movable hole in the middle of the base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022749403.XU CN213685978U (en) | 2020-11-24 | 2020-11-24 | CCD camera support to flow field measurement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022749403.XU CN213685978U (en) | 2020-11-24 | 2020-11-24 | CCD camera support to flow field measurement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213685978U true CN213685978U (en) | 2021-07-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022749403.XU Expired - Fee Related CN213685978U (en) | 2020-11-24 | 2020-11-24 | CCD camera support to flow field measurement |
Country Status (1)
| Country | Link |
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| CN (1) | CN213685978U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113916493A (en) * | 2021-09-26 | 2022-01-11 | 南京航空航天大学 | Device and method for measuring specific area flow field and global flow field of airfoil under variable attack angle |
-
2020
- 2020-11-24 CN CN202022749403.XU patent/CN213685978U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113916493A (en) * | 2021-09-26 | 2022-01-11 | 南京航空航天大学 | Device and method for measuring specific area flow field and global flow field of airfoil under variable attack angle |
| CN113916493B (en) * | 2021-09-26 | 2022-09-20 | 南京航空航天大学 | Device and method for measuring specific area flow field and global flow field of airfoil under variable attack angle |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210713 Termination date: 20211124 |