CN211423851U - Camera stand for measuring high-speed flying projectile - Google Patents

Abstract

The utility model discloses a camera frame for measuring high-speed flying projectiles. Both ends of the two sets of the support rods are respectively connected with supporting screws through vertical threads, and the bottom end faces of the four sets of support screws are all fixed and welded with support plates, and the top surfaces of the support screws are fixed and welded with limit plates, and the limit plates are welded. The diameter size is larger than the diameter size of the support screw, and the middle position of the top surface of the two sets of rack posts is vertically connected with a rotating rod, and the height of the two support screws on one side is realized by rotating the rotating rod; the bearing plate is installed on the support plate On the top, the camera is installed on the carrier plate through the adjustment device, and the angle and height of the camera can be adjusted through the adjustment device. The camera frame for measuring high-speed flying projectiles can shoot more comprehensively and stably, and the precise shooting picture greatly improves the accuracy of experimental research.

Description

A camera frame for measuring high-speed flying projectiles

technical field

The utility model belongs to the technical field of measuring high-speed flying projectiles, in particular to a camera frame for measuring high-speed flying projectiles.

Background technique

The advantage of the high-speed camera is that it can record the flight process and flight attitude of the munition, which can not only provide a basis for the end effect of the munition, but also help to analyze the dynamic effect and mechanism of the flight trajectory of the munition.

When shooting flying projectiles outdoors, because people carry the camera to shoot, there will be jitter, which makes the shooting picture unclear, so the high-speed camera is installed on the rack for shooting. However, the bottom legs of the existing racks are fixed and cannot be adjusted, so they can only be placed on a flat surface. However, the outdoor training ground is not flat, so the racks with fixed legs will not be able to be used. Furthermore, the existing frame cannot realize the left and right movement and height adjustment of the camera. In actual use, the frame needs to be moved frequently to adapt to the angle of shooting. Once the frame is moved, the levelness of the frame has to be readjusted. Therefore, it is necessary to develop a new camera frame to achieve clear shooting of high-speed flying projectiles.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a camera frame for measuring high-speed flying projectiles, so as to solve the problems raised in the above background technology.

To achieve the above object, the utility model provides the following technical solutions:

A camera frame for measuring high-speed flying projectiles, comprising a support plate, a frame post, and a bearing plate, the support plate is in a rectangular structure, and both ends of the support plate are fixed and welded with frame posts, and two sets of the frames The two ends of the post are respectively connected with supporting screws through vertical threads. The bottom surfaces of the four groups of supporting screws are all fixed and welded with support plates. The top surfaces of the support screws are fixed and welded with limit plates, and the diameter of the limit plates is larger than that of the support screws. The diameter size of the two sets of bracket rods is connected vertically through the middle of the top surface of the two sets of bracket rods, and the height of the two supporting screws on one side is realized by rotating the rotary rods; the bearing plate is installed on the supporting plate, and the camera adjusts The device is installed on the carrier plate, and the angle and height of the camera can be adjusted through the adjustment device.

Further, the other end of the rotating rod is fixedly connected to the frame connecting rod through a bearing, a first rectangular cavity is opened on the peripheral side of the rotating rod and located in the frame connecting rod, and the circumference side of the rotating rod is vertically and vertically fixed in sequence. Two sets of drive gears are sleeved, and the drive gears are located in the first rectangular cavity, the two sets of support screws are provided with a second rectangular cavity on the peripheral side and located in the bracket rod, and the two sets of support screws are circumferentially provided with a second rectangular cavity. The driven gears are staggered symmetrically and fixedly sleeved in the second rectangular cavity, the two sets of driving gears are respectively connected with the driven gears through chains, and the bottom ends of the two sets of driven gears are fixedly provided with connecting shafts. The peripheral sides of the two sets of the connecting shafts are sleeved with bearings and embedded in the bracket rods, and the inner walls of the two sets of the driven gears are provided with internal thread paths that cooperate with the threads of the support screws.

Further, the top surface and both sides of the support plate are provided with chute, the peripheral side of the support plate is wrapped with a sliding seat, and the sliding seat has an inverted U-shaped structure, and the sliding seat is in contact with the supporting plate. The sides are provided with sliders that cooperate with the electric chute to slide, the top surface of the sliding seat is provided with N groups of first internal threaded holes, and the bearing plates are threadedly connected with bolts.

Further, the adjusting device includes a lifting column and a rotating column, the lifting column is arranged on the top surface of the bearing plate, the top end of the lifting column is connected with the camera mounting plate through the rotating column, and the top surface of the camera mounting plate is provided with N Set of second internally threaded holes.

Further, the rotating column includes a U-shaped column and a flat plate; the bottom of the U-shaped column is fixedly connected to the lifting column, the flat plate is fixedly connected to the bottom surface of the camera mounting plate, the lower part of the flat plate is inserted into the U-shaped column, and the bolts are inserted through In the U-shaped column and the flat plate, the U-shaped column and the flat plate are fixed by tightening the wing nut in the bolt.

Further, the lifting column includes a cylinder I and a cylinder II; the bottom of the cylinder I is fixed on the bearing plate, the cylinder II is inserted into the cylinder I, and the side of the cylinder I is provided with a plurality of butterfly head screws, The butterfly head screw is screwed in so that the butterfly head screw presses the cylinder I to fix the cylinder II in the cylinder I.

Further, inclined support rods are fixedly welded on both sides of the sliding seat, and the other ends of the two sets of inclined support rods are screwed and connected to the bottom end face of the bearing plate through bolts.

Technical effects and advantages of the present utility model:

The camera frame for measuring high-speed flying projectiles is provided with a rotating rod, a driving gear, a driven gear, a support screw and a frame connecting rod, and the rotating rod is rotated. , the support screw rotates in the driven gear to adjust the height of the frame post, which is convenient for the adjustment of the frame post and prevents the support from tilting; by setting the chute, the slider and the sliding seat, the chute and the slider cooperate to slide, and the sliding is pushed by manpower The movement of the seat on the chute increases the shooting range, and the camera frame does not need to be moved frequently; the bearing plate is fixed by tilting the support rod, so as to increase the stability of the bearing plate; the adjustment of the camera angle is realized by adjusting the rotating column; The lifting column is used to adjust the height of the camera; the camera frame for measuring high-speed flying projectiles can shoot more comprehensively and stably, and the precise shooting picture greatly improves the accuracy of experimental research.

Description of drawings

Fig. 1 is the structural representation of the utility model;

2 is a cross-sectional view of a frame connecting rod of the present utility model;

3 is a schematic structural diagram of a lifting column and a rotating column of the present invention.

In the picture: 1 supporting plate, 2 post, 3 sliding seat, 4 carrying plate, 5 lifting column, 6 camera mounting plate, 7 supporting screw, 8 supporting plate, 9 rotating rod, 10 sliding groove, 11 sliding block, 12 Tilt support rod, 13 driving gear, 14 driven gear, 15 connecting shaft, 16 chain, 17 rotating column.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

As shown in Figure 1, a camera frame for measuring high-speed flying projectiles includes a support plate 1, a frame post 2, and a bearing plate 4. The support plate 1 has a rectangular structure, and both ends of the support plate 1 are fixed and welded with a frame Connecting rod 2, and two sets of frame connecting rods 2 are respectively connected with supporting screws 7 through vertical threads at both ends. The bottom end surfaces of the four groups of supporting screws 7 are all fixedly welded with a supporting plate 8, and the top surface of the supporting screw 7 is fixedly welded with a limit plate. , and the diameter of the limit disk is larger than the diameter of the support screw 7, and the middle position of the top end surface of the two sets of rack posts 2 is vertically connected with a rotary rod 9, and the height of the two support screws 7 on one side is realized by rotating the rotary rod 9. ; The carrying plate 4 is installed on the support plate 1, the camera is installed on the carrying plate 4 through the adjusting device, and the angle and height of the camera are adjusted by the adjusting device.

A preferred embodiment of the mechanism for adjusting the height of the frame post is given below:

As shown in FIG. 2 , the other end of the rotating rod 9 is fixedly connected to the frame connecting rod 2 through a bearing, and a first rectangular cavity is opened on the peripheral side of the rotating rod 9 and located in the frame connecting rod 2 , and the circumference side of the rotating rod 9 is vertically up and down Two sets of driving gears 13 are respectively fixed and sleeved in sequence, and the driving gears 13 are located in the first rectangular cavity. The two sets of support screws 7 are provided with a second rectangular cavity on the peripheral side and in the frame connecting rod 2, and the two sets of support screws are provided with a second rectangular cavity. The driven gears 14 are staggered symmetrically and fixedly sleeved on the 7-circumferential side and located in the second rectangular cavity. The two sets of driving gears 13 are respectively connected to the driven gears 14 through the chain 16. The bottom ends of the two sets of driven gears 14 are fixedly arranged. There are connecting shafts 15 , two sets of connecting shafts 15 are sleeved with bearings and embedded in the bracket rod 2 , and the inner walls of the two sets of driven gears 14 are provided with internal thread paths for use with the supporting screw 7 thread.

Continuing to refer to FIG. 1 , the top surface and both sides of the support plate 1 are provided with chute 10 , and the support plate 1 is surrounded by a sliding seat 3 , and the sliding seat 3 has an inverted U-shaped structure. The sliding seat 3 and the supporting plate The three sides contacted by 1 are provided with sliders 11 that cooperate with the electric chute 10 to slide. The top surface of the sliding seat 3 is provided with N groups of first internal threaded holes, and the bearing plate 4 is threadedly connected with bolts.

As shown in FIG. 3 , the adjusting device includes a lifting column 5 and a rotating column 17. The lifting column 5 is arranged on the top surface of the bearing plate 4. The top end of the lifting column 5 is connected to the camera mounting plate 6 through the rotating column 17, and the camera mounting plate 6. The top surface is provided with N groups of second internal threaded holes.

The preferred solution: the rotating column 17 includes a U-shaped column and a flat plate; the bottom of the U-shaped column is fixedly connected to the lifting column 5, the flat plate is fixedly connected to the bottom surface of the camera mounting plate 6, the lower part of the flat plate is inserted into the U-shaped column, and the bolts are inserted through the U-shaped column. And in the flat plate, the U-shaped column and the flat plate are fixed by tightening the wing nut in the bolt. The above is a detailed description of the specific implementation of the present invention, but the present invention is not limited to the specific embodiments described above, which are only used as examples. For those skilled in the art, any structure related to rotation is also the within the scope of utility models.

The preferred solution: the lifting column 5 includes a cylinder I and a cylinder II; the bottom of the cylinder I is fixed on the bearing plate 4, the cylinder II is interspersed in the cylinder I, and the side of the cylinder I is provided with a plurality of butterfly head screws. The head screw causes the butterfly head screw to squeeze cylinder I to hold cylinder II in cylinder I. The above is a detailed description of the specific implementation of the present invention, but the present invention is not limited to the specific embodiments described above, which are only used as examples. For those skilled in the art, any structure related to lifting is also the within the scope of utility models.

Further solution: inclined support rods 12 are fixedly welded on both sides of the sliding seat 3 , and the other ends of the two sets of inclined support rods 12 are both screwed and connected to the bottom end face of the carrier plate 4 through bolts.

Specifically, the camera frame for measuring high-speed flying projectiles rotates the rotary rod 9, the two sets of driving gears 13 drive the driven gears 14 to rotate in the frame connecting rod 2 through the chain 16 respectively, and the support screw 7 rotates in the driven gears 14. Adjust the height of the frame post 2, and place the level on the support plate 1 to detect the adjusted level, which is convenient for the adjustment of the frame post 2 and prevents the support from tilting; The chute 10 and the slider 11 cooperate to slide, and the sliding seat 3 is pushed to move in the chute 10 by manpower, which increases the shooting range and does not need to move the camera frame frequently; the support plate 4 is fixed by tilting the support rod 12, so as to increase the bearing capacity The stability of the plate 4; the adjustment of the angle of the camera is realized by adjusting the rotating column 17; the adjustment of the height of the camera is realized by adjusting the lifting column 5; the camera frame for measuring high-speed flying projectiles can be carried out in a more all-round and stable manner Shooting, accurate shooting pictures greatly improve the accuracy of experimental research.

Finally, it should be noted that the above are only the preferred embodiments of the present invention, and are not intended to limit the present invention. , it can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements to some of its technical features, any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present utility model, All should be included within the protection scope of the present invention.

Claims (7)

1. A camera frame for measuring high-speed flying projectiles, comprising a support plate (1), a mounting rod (2), and a bearing plate (4), characterized in that: the support plate (1) has a rectangular structure, and Both ends of the support plate (1) are fixedly welded with support rods (2), and the two sets of the support rods (2) are respectively connected with support screws (7) through vertical threads, and four groups of support screws (7) ) The bottom end surface is fixedly welded with a support plate (8), the top surface of the support screw (7) is fixedly welded with a limit plate, and the diameter of the limit plate is larger than the diameter of the support screw (7). A rotating rod (9) is connected vertically through the middle position of the top surface of the frame connecting rod (2), and the height of the two supporting screws (7) on one side is realized by rotating the rotating rod (9); The carrying plate (4) is installed on the support plate (1), the camera is installed on the carrying plate (4) by an adjusting device, and the angle and height of the camera can be adjusted by the adjusting device. 2. A camera frame for measuring high-speed flying projectiles according to claim 1, characterized in that: the other end of the rotating rod (9) is fixedly connected to the frame connecting rod (2) through a bearing, and the rotating rod A first rectangular cavity is opened on the peripheral side of (9) and located in the frame connecting rod (2), and two sets of driving gears (13) are respectively fixed and sleeved on the peripheral side of the rotating rod (9) vertically up and down in sequence, and all the driving gears (13). The driving gear (13) is located in the first rectangular cavity, the two sets of support screws (7) are provided with a second rectangular cavity on the peripheral side and in the bracket rod (2), and the two sets of support screws (7) are provided with a second rectangular cavity. ) peripheral side and located in the second rectangular cavity, a driven gear (14) is staggered symmetrically and fixedly sleeved, and the two groups of the driving gears (13) are respectively connected with the driven gear (14) through a chain (16) in a transmission connection, respectively, The bottom ends of the two sets of driven gears (14) are fixedly provided with connecting shafts (15), and the peripheral sides of the two sets of the connecting shafts (15) are sleeved with bearings and embedded in the frame connecting rods (2). The inner wall of the driven gear (14) is provided with an internal thread path for cooperating with the thread of the support screw (7). 3. A camera frame for measuring high-speed flying projectiles according to claim 1, characterized in that: the top surface and both sides of the support plate (1) are provided with chute (10), the support plate (1). 1) A sliding seat (3) is wrapped around the peripheral side, and the sliding seat (3) has an inverted U-shaped structure. The three sides of the sliding seat (3) in contact with the support plate (1) are provided with electric The groove (10) is matched with the sliding slider (11), the top surface of the sliding seat (3) is provided with N groups of first internal threaded holes, and the bearing plate (4) is threadedly connected with the bolt. 4. A camera frame for measuring high-speed flying projectiles according to claim 1, characterized in that: the adjusting device comprises a lifting column (5) and a rotating column (17), and the lifting column (5) is arranged on the bearing The top surface of the plate (4), the top end of the lifting column (5) is connected with the camera mounting plate (6) through the rotating column (17), and the top surface of the camera mounting plate (6) is provided with N groups of second inner Threaded hole. 5. A camera frame for measuring high-speed flying projectiles according to claim 4, characterized in that: the rotating column (17) comprises a U-shaped column and a flat plate; the bottom of the U-shaped column is connected to a lifting column (5) Fixed connection, the flat plate is fixedly connected to the bottom surface of the camera mounting plate (6), the lower part of the flat plate is inserted into the U-shaped column, the bolt is inserted into the U-shaped column and the flat plate, and the U-shaped column is fastened in the bolt by the wing nut. Column and plate fixed. 6. A camera frame for measuring high-speed flying projectiles according to claim 4, characterized in that: the lifting column (5) comprises a cylinder I and a cylinder II; the bottom of the cylinder I is fixed on the bearing plate (4) Above, the cylinder II is interspersed in the cylinder I, and the side of the cylinder I is provided with a plurality of butterfly head screws. By screwing into the butterfly head screws, the butterfly head screws squeeze the cylinder I to fix the cylinder II on the cylinder Ⅰ. 7. A camera frame for measuring high-speed flying projectiles according to claim 3, characterized in that: both sides of the sliding seat (3) are fixedly welded with inclined support rods (12), and two sets of the inclined support The other end of the rod (12) is threadedly connected to the bottom end face of the bearing plate (4) through bolts.

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