KR100451973B1 - foot trace photographing device - Google Patents

Abstract

The present invention relates to a photographing apparatus such as a foot print so as to accurately photograph the minute foot prints and various traces on the floor surface.

The present invention forms a light receiving window 22 on one side of the support frame 20, the first light amount adjusting means 15 and the second light amount adjusting means for adjusting the incident amount and the incident angle of the incident light to the light incident window 22 The means 15a is installed, the light blocking paper 21 is attached to the lower end of the support frame 20, and the sealing case 30 is attached to the upper part of the support frame 20 to seal the support frame 20. The dark room (S) is provided inside the case (30), and the camera coupling stand (35) is installed on the upper portion of the sealed case (30), and the lever (40) is placed on one side of the support frame (20). By coupling the camera fixing means 11 on the lever 40, the camera holder 73 having a fastening bolt 74 is coupled to the camera holder 70 coupled to the camera fixing means (11).

The present invention not only makes it possible to more clearly and accurately photograph the footprints and various traces that are difficult to visually identify using the dark room (S) and the angle of incidence, but also to adjust the angle of incidence and the amount of incidence of incident light. By making it possible to change the shooting position according to (C), it is possible to shoot foot prints, etc., which are difficult to grasp shape, so that the scene of crime can be detected more accurately, and equipment other than film is required for foot print recognition. Therefore, it is possible to drastically reduce the budget spent on site inspection.

Description

Foot trace photographing device

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a photographing apparatus such as a foot print, and more particularly, to a photographing apparatus such as a foot print so as to accurately photograph a minute foot print and various traces taken on the floor surface.

Various kinds of evidences are collected in the crime scene identification, and the indispensable in the above evidences are fingerprints and traces and minute traces left on the floor.

As the form of crime gradually developed intelligently, it was almost impossible to obtain fingerprints at the scene of crime, so each investigative agency is putting more effort into collecting traces and other traces left on the floor rather than fingerprints. to be.

In the process of collecting foot prints at the crime scene, attach adhesive tape to the place where foot prints and various traces are found, and rub them evenly so that the dust and various foreign substances that formed foot prints and traces on the adhesive tape are transferred. By attaching and detaching again, the traces and various traces on the adhesive tape appeared on the suction paper.

The collection of foot prints as described above is very complicated and cumbersome, and requires a large variety of equipment for the collection of foot prints, as well as the high cost of adhesive tapes and suction pads used for the collection of foot prints. There was a problem that there was no choice but to follow, and the foot prints, which had been transferred to the odor paper, were erased after a certain period of time.

The present invention was created to eliminate all the problems that occurred during the collection of the foot prints, so that the foot prints can be accurately and clearly photographed using the principle of adjusting the angle of incidence of the dark room and the incident light, thereby making it very simple to collect the foot prints. In order to achieve a low cost by the process to provide a photographing device such as foot prints completed with the focus of the technical problem.

1 is a front view showing an embodiment of a photographing apparatus proposed in the present invention.

2 is a cross-sectional view showing the internal structure of the photographing apparatus according to the present invention.

Figure 3 is a front view showing another embodiment of a sealed case according to the present invention.

Figure 4 is a perspective view of the installation state of the lever according to the present invention.

Figure 5 is a cross-sectional view extracting the coupling state of the lifting platform according to the present invention.

Figure 6 is a perspective view of the camera fixing means according to the present invention.

Figure 7 is a cross-sectional view taken an engaged state of the moving plate according to the present invention.

Figure 8 is a cross-sectional view taken an engaged state of the camera fixture according to the present invention.

Figure 9 is a perspective view of the first light amount adjusting means according to the present invention.

10 is a cross-sectional view taken an installation state of the second light amount adjusting means according to the present invention.

11 is a cross-sectional view taken an installation state of the camera couple according to the present invention.

12 is a state diagram used in the present invention.

▣ Explanation of Codes for Major Parts of Drawing

10: recording device 11: camera fixing means

12: clamp 13: support shaft

14: fixing handle 15: the first light amount adjusting means

15a: second light amount adjusting means 16: throttle

17: Adjustment knob 18: Winding rod

18a: rotating wheel 19: shading film

20: support frame 21: shading paper

22: entrance window 23: standing legs

24: shaft 25: adjusting wheel

26: reflector 29: slide groove

30: sealed case 31: top plate

32: side wall body 33: moving window

34: Shading plate 35: Camera combiner

36: lens insert 37: fixing bolt

38: wrinkles 40: lever

41: rack 50: platform

51: pinion 52: lift handle

60: support 61: slide rail

62: rack 63: moving plate

64: Move Handle 65: Pinion

66: shaft 67: feed screw

70: camera holder 71: shaft hole

72: screw hole 73: camera holder

74: fastening bolt C: camera

S: darkroom

1 to 2 illustrate a front view and a cross-sectional view showing an internal structure of an embodiment of the photographing apparatus 10 according to the present invention. The light receiving window 22 is formed on one side of the open support frame 20, and several standing legs 23 are screwed to a predetermined position inside the support frame 20, thereby rotating the standing legs 23. The height of the support frame 20 can be adjusted, and the first light amount adjusting means 15 can be installed in the lateral direction of the light incident window 22 to adjust the incident angle and the incident amount of the incident light in the horizontal (width) direction. In addition, the second light quantity adjusting means 15a is installed inside the light receiving window 22 to adjust the incident angle and the incident amount of the incident light in the vertical (height) direction;

On the inner side of the support frame 20 (position corresponding to the light receiving window 22), the adjustment wheel 25 is installed to the shaft 24 protruding to the outside of the support frame 20 and then on the shaft 24 By attaching a reflector 26 to the control wheel 25 to control the angle of the reflector 26 by the manipulation of the control wheel 25, the lower end of the support frame 20, the light-shielding paper 21 is rotated and attached to the support frame To block the intrusion of external light sources through the bottom of 20;

A dark room S is provided inside the support frame 20 and the sealed case 30 by attaching a sealed case 30 including the upper plate 31 and the side wall body 32 on the support frame 20. On the upper portion of the sealed case 30, a camera coupling stand 35 is provided on the lens insertion portion 37 to provide a lens insertion portion 36 in which several fixing bolts 37 are screwed together. Inserting the lens portion L of C) and then fixing it with the fixing bolt 37;

The lever 40 is installed on one side of the support frame 20 to install the camera fixing means 11 on the lever 40, and the camera holder 73 is coupled to the camera fixing means 11 to hold the camera holder ( The fastening bolt 74 for supporting and fixing the camera C is provided at the tip of 73).

3 is a perspective view showing another embodiment of the sealed case 30 presented in the present invention, as shown in the sealed case 30 in the installation of the sealed case 30 on top of the support frame 20. A plurality of corrugated corrugations 38 are formed on the side wall body 32 constituting the c) so that the sealed case 30 can be stretched up, down, before or after.

4 is a cross-sectional view illustrating an installation state of the lever 40 according to the present invention. As shown in FIG. 4, the lever 40 is placed on one side of the support frame 20 to the support frame 20. By attaching the clamp 12 to rotatably support the support shaft 13 to the clamp 12, and then couple the lever 40 to one end of the support shaft 13, the fixed handle ( Screw 14) to operate the fixing handle 14 as necessary to tilt the lever 40 coupled to the support shaft 13 to the front and rear.

5 is a cross-sectional view showing an installation state of the platform 50 according to the present invention, as shown in the lever 40 to form a rack 41, the camera fixing means coupled to the lever 40 The elevating table 50 of (11) is provided with a pinion 51 and an elevating handle 52 engaged with the rack 41 formed on the lever 40 so that the camera fixing means 11 by the operation of the elevating handle 52. ) To be moved up and down, and to one side of the platform 50 by screwing the stopper 55 to secure the position of the platform 50.

When configured in this way, the height of the camera fixing means 11 can be adjusted to an arbitrary position desired by the user, so that the photographing position of the camera C can be changed according to the identification degree or size of the subject to be photographed by the present invention. Therefore, the imaging according to the present invention can be performed more efficiently.

6 is a perspective view of the camera fixing means 11 according to the present invention is shown and a cross-sectional view of the combined state of the mobile plate 65 and the camera holder 70 according to the present invention is shown in FIGS. As shown in the drawing, a slide rail 61 having a rack 62 is attached to the support 60 of the camera fixing means 11 coupled to the platform 50 as shown, and the slide rail 61. The movable plate 63 is moved back and forth by the operation of the movable knob 64 by combining the movable plate 63 having the pinion 65 and the movable knob 64 engaged with the rack 62 on the top. To make it possible;

Axial holes (66) and screw holes (72) through which the shaft rod (66) and the transfer screw (67) are installed in the movable plate (63), and the shaft rod (66) and the transfer screw (67) pass through the movable plate (63). The camera holder 70 is installed to allow the camera holder 70 to move left and right by manipulating the transfer screw 67, and fastening bolts 74 to the ends of the camera holder 70. The camera holder 73 is provided so that the camera C can be supported and fixed.

When the camera fixing means 11 is configured as described above, the moving plate 63 and the camera holder 70 can be moved to the front, rear, left and right, so that any standard camera C can be mounted in the present invention. At the time of shooting, the position of the camera C can be changed before and after.

9 is a perspective view showing the first light amount adjusting means 15 according to the present invention, as shown in the first light amount adjusting means 15 of the light receiving window 22 provided in the support frame 20 A slide groove 29 having an opening 29a is formed at left and right sides thereof, and the adjustment handle 16 of the adjustment plate 16 is coupled to the slide groove 29 by combining the adjustment plate 16 having the adjustment knob 17. By allowing the 17 to be pulled out through the opening 29a of the slide groove 29, the adjustment plate 16 can be slid in the side (width) direction on the slide groove 29 by the operation of the adjustment knob 17. Make sure

In this configuration, the adjustment plate 16 is slidably opened and closed in the lateral direction, and the width of the light incident window 22 can be varied, so that the user can arbitrarily adjust the incident amount and incident angle of the incident light in the horizontal direction.

FIG. 10 is a cross-sectional view illustrating an installation state of the second light amount adjusting means 15a according to the present invention. As shown, the second light amount adjusting means 15a may include a light receiving window inside the light receiving window 22. 22 is rotatably rolled up the winding rod 18 so that the rotating wheel (18a) is provided at one end across the top of the support frame 20, the light on the winding rod (18) Winding the light-shielding film 19, which cannot be transmitted, in multiple layers, the weight 19a is attached to the lower end of the light-shielding film 19 so that the light-shielding film 19 is stretched downward by the weight of the weight 19a. .

In this configuration, the light shielding film 19 wound on the winding rod 18 can be adjusted up and down by the operation of the rotating wheel 18a, and the height of the light receiving window 22 can be changed, so that the user can enter incident light. The amount and angle of incidence can be arbitrarily adjusted in the longitudinal direction.

FIG. 11 is a cross-sectional view illustrating an installation state of the camera coupler 35 according to the present invention. As shown, the lens part L of the camera C is mounted on the upper plate 31 of the sealed case 30. Forming the moving window 33 having a predetermined size that can accommodate the front, rear movement and then the camera coupling table 35 is coupled to the moving window 33 by the guide groove (G) provided on both sides to combine the camera The base 35 allows the slide to move forward and backward in the moving window 33, and the movement of the moving window 33 is performed by attaching a light shielding plate 34 having several wrinkles formed between the camera coupler 35 and the moving window 33. Even if it is, the space generated between the camera coupler 35 and the moving window 33 can be covered by the light shielding plate (34).

When configured as described above, when the closed case 30 is laid forward or backward, the bottom surface is photographed at an inclined angle, and the lens portion L of the camera C can be positioned as close as possible to the bottom surface. You can make the most of the advantages of shooting. That is, when the movement handle 64 of the movable plate 63 coupled to the lever 40 while the closed case 30 and the lever 40 are laid forward or backward together, the camera of the movable plate 63 is operated. The camera C coupled to the holder 73 moves forward and backward (up and down in the state where the airtight case 30 is laid forward or backward), and thus the inclination of the camera C is further closer to the bottom surface direction. At this time, the camera coupling table 35 to which the lens portion L of the camera C is coupled is configured to be slidably moved forward and backward on the movement window 33. The movement of the camera C is not restricted.

The present invention having the configuration as described above is a fastening bolt 74 provided in the camera holder 73 as shown in FIG. 12 bolts (tripods, etc.) for coupling to the bottom of the camera (C) ), So that the camera (C) is supported and fixed on the camera holder (73), and the lens portion (L) of the fixed camera (C) is the lens of the camera coupling table (35). Inserted into the insertion portion 36 and then tightening the fixing bolt 37 coupled to the lens insertion portion 36 to use, so that the dark room (S) is provided inside the sealed case 30 and the support frame 20. In one state, the external light source introduced through the light entrance window 22 formed on one side of the support frame 20 is irradiated to only the bottom surface, so that even a minute subject (foot, various traces, etc.) left on the bottom surface Can be distinguished and the above identified foot prints The camera holder 73 and the camera engaging table 31 are photographed by the operation of the camera C supported and fixed.

The present invention is configured so that the incident light reflected on the bottom surface through the light incident window 22 is reflected to the reflecting mirror 26 to be sent to any position desired by the user so that the shooting conditions in the dark room (S) are the bottom surface. You can make the best conditions for shooting foot prints.

In addition, the present invention allows the first light amount adjusting means 15 and the second light amount adjusting means 15a to adjust the amount of incident light and the incident angle of the incident light in the horizontal or vertical direction. And shooting conditions can be selected according to the degree of identification of various traces).

Since the incidence of the incident light is smaller and the incident angle is smaller, the sharpness of the bottom surface is increased, and thus, in the present invention, it is possible to adjust the incident amount and the incident angle of the incident light through the light incident window 22 according to the identification degree of the footprint and trace. very important.

In addition, the present invention is configured to rotate the lever 40, the camera fixing means 11 is installed to the front and rear, and the side wall body 32 of the sealed case 30 installed on the support frame 20 a plurality of By making the corrugated pipe with the corrugation 38 formed therein, the photographing position of the camera C mounted on the camera holder 73 of the camera fixing means 11 can be changed to an arbitrary position desired by the user. It is possible to create an optimal shooting condition according to the state, since the side wall body 32 of the sealed case 30 can be stretched up and down, and ascending and descending of the camera fixing means 11 coupled to the lever 40 is possible. According to the type and size of the subject, the position of the camera C can be adjusted up and down to capture an optimal state.

In the case where the identification state of the subject (foot mark, etc.) to be actually photographed is very poor (such as the formation of a foot mark due to a small amount of dust or foreign matter forming a foot mark or a substance difficult to identify, etc.), the camera C When the subject is photographed in a state in which the photographing position is held at an oblique inclination angle without holding the photographing position vertically, an excellent screening degree can be obtained even for a subject having a poor identification state. In the present invention, the side wall body 32 of the sealed case 30 is obtained. ) By forming a plurality of corrugated corrugations 38 and tilting the lever 40 forward and rearward to tilt the lever 40 and the sealing case 30 to which the camera C is coupled to the rear or the front. It is very important that the configuration such that the photographing of the bottom surface (subject) by (C) can be made even at an oblique angle of inclination.

Photographing device 10, such as foot prints presented in the present invention is to shoot the foot prints and various traces taken on the floor surface in a crime scene, etc., using the angle of incidence angle of the dark room (S) and the light source is difficult to visually identify the floor Capturing shape and traces more clearly and accurately, as well as arbitrarily adjusting the angle of incidence and the amount of incidence of the external light source, and by varying the shooting position by the camera C, the identification of the shape (identification) The foot prints, which are difficult to carry out, can be taken very easily, so that the crime scene can be more accurately processed, and since the equipment such as foot prints does not require any equipment other than film, the budget spent on site inspection can be drastically reduced. This is the effect.

In addition, the present invention can be usefully used not only for photographing the footprints made in crime scenes, but also in various photographing scenes where accurate and clear photographing should be performed on the floor surface where visual identification or photographing is not easy. It is a very beneficial invention that is very effective.

Claims (9)

Forming a light receiving window 22 on one side of the support frame 20, the upper and lower portions are opened, and installs several standing legs 23, the length of which can be adjusted up and down inside the support frame 20, The first light amount adjusting means 15 for adjusting the incident amount of the incident light in the horizontal direction and the second light amount adjusting means 15a for adjusting the incident amount of the incident light in the longitudinal direction are installed in the light incident window 22, Attaching an angle adjustable reflector 26 to an inner side of the support frame 20 (a position corresponding to the light receiving window 22), and attaching a light shielding paper 21 to a lower end of the support frame 20; A dark room S is formed inside the support frame 20 and the sealed case 30 by attaching an airtight case 30 including the upper plate 31 and the side wall body 32 to the upper portion of the support frame 20. A camera coupler 35 having a lens insert 36 on the upper plate 31 of the sealed case 30; The lever 40 is placed on one side of the support frame 20 to couple the camera fixing means 11 to the lever 40, and the fastening bolts to the camera holder 70 coupled to the camera fixing means 11. A photographing apparatus such as foot prints, characterized in that the camera holder (73) having a 74) is combined. The method of claim 1; The sealed case 30 attached to the upper portion of the support frame 20 forms a plurality of corrugated corrugations 38 on the side wall body 32 so that the sealed case 30 can be stretched up, down, before and after. Imaging apparatuses, such as foot prints, characterized by the above. The method of claim 1; The lever 40 installed in the support frame 20 is coupled to the support shaft 13 rotatably supported by the clamp 12 attached to the support frame 20, and the support shaft (c) is connected to the clamp 12. Screwing the fixing handle 14 for controlling the rotation of 13 so that the rotation of the lever 40 is controlled by the operation of the fixing handle 14; A rack 41 is formed on the lever 40, and a pinion 51 and a lift handle 52 engaged with the rack 41 formed on the lever 40 are provided on the platform 50 coupled to the lever 40. A photographing apparatus such as foot prints, characterized in that the lifting table 50 and the camera fixing means 11 coupled thereto are elevated by the operation of the lifting handle 52. The method of claim 1 or 3; A slide rail 61 having a rack 62 is attached to a support 60 coupled to a lift table 50 of the camera fixing means 11, and engaged with the rack 62 on the slide rail 61. Combining the movable plate 63 having the pinion 65 and the movable knob 64 so that the movable plate 63 is moved back and forth by the operation of the movable knob 64; The shaft hole 71 and the screw hole through which the shaft rod 66 and the transfer screw 67 are axially installed on the movable plate 63, and the shaft rod 66 and the transfer screw 67 pass through the movable plate 63. A camera device, such as foot prints, characterized in that the camera holder 70 is moved to the left and right by the operation of the transfer screw (67) by installing a camera holder (70). The method of claim 1; The first light amount adjusting means 15 forms a slide groove 29 having an opening 29a on the side of the light receiving window 22 installed in the support frame 20, and has an adjustment knob on the slide groove 29. Imaging device, such as foot prints, characterized in that the control knob 16 having a coupling (17) coupled to the control knob 17 of the adjustment plate 16 is configured to be drawn out through the opening (29a) of the slide groove (29) . The method of claim 1; The second light amount adjusting means 15a traverses the inner upper portion of the light receiving window 22 and winds up by winding the winding rod 18 provided so that the rotating wheel 18a provided at one end thereof protrudes to the outside of the support frame 20. An image pickup apparatus such as foot prints, wherein a light shielding film 19 on which a light cannot be transmitted is wound on a rod 18. The method of claim 1; The moving window 33 is formed on the upper plate 31 of the sealed case 30, and the camera coupling table 35 is coupled to the moving window 33 by guide grooves G provided at both sides thereof. Photographic apparatus such as foot prints, characterized in that a light shielding plate 34 having a plurality of wrinkles is attached between the base 35 and the moving window 33. delete delete