CN214093615U

CN214093615U - Photographing device for investigation of diseases in small-size cave narrow space

Info

Publication number: CN214093615U
Application number: CN202022058332.9U
Authority: CN
Inventors: 刘宗昌; 孙淑梅; 秦熙磊
Original assignee: DUNHUANG ACADEMY; Gansu Bingling Temple Cultural Relics Protection Research Institute
Current assignee: DUNHUANG ACADEMY; Gansu Bingling Temple Cultural Relics Protection Research Institute
Priority date: 2020-09-18
Filing date: 2020-09-18
Publication date: 2021-08-31
Anticipated expiration: 2030-09-18

Abstract

The utility model discloses a photographing device used in disease investigation in small cave narrow space, which is structurally characterized in that a vertical sliding rod and a horizontal sliding rod are arranged on a support, two crossed support rods which are arranged on the vertical sliding rod and move are connected with the horizontal sliding rod, and a hand crank is arranged at the lower part of the vertical sliding rod and is connected with the internal component of the vertical sliding rod and used for moving the horizontal sliding rod up and down; the horizontal sliding rod is connected with the three-axis connecting rod. The third rotating mechanism of the three-axis connecting rod is connected with a camera fixing device, the camera fixing device is arranged on the handle 1 with the light supplementing lamp rotating devices at two ends, and the camera is embedded into the camera fixing device. The problem of in the grotto protection disease investigation drawing work, personnel in the narrow and small grotto can't get into and gather the grotto photo is solved, provide the device of shooing for in the implementation of a large amount of grotto temple small-size grottos in China and other grotto protection projects that have complicated spatial structure.

Description

Photographing device for investigation of diseases in small-size cave narrow space

Technical Field

The utility model relates to a small-size grotto wall painting statue protection field is one kind and is implemented in the protection project for the device of shooing when disease picture draws in the narrow and small space in the grotto disease survey, also can be applied to the image acquisition in the narrow and small space of other types.

Background

The cave temple is an important cultural heritage in China and widely distributed in all parts of the country, mainly comprises cultural heritage such as wall paintings, statues and buildings, is influenced by characteristics such as geological environment, and has different scales, cave types, wall paintings and statues. The implementation of protection projects such as stone cave temple murals is carried out according to industry standards such as ' ancient mural protection standard research in China ' ancient mural current situation survey standards ' by the procedures of value evaluation, current situation survey, manufacturing material and process research, disease mechanism research, protective repair material and process screening, protection scheme compilation, construction design, project implementation, completion and acceptance, monitoring and the like. The current situation survey is an important ring in protection projects, and is a survey of the disease conditions of cultural relics such as wall painting statues in caverns, including disease types, distribution, area, severity and the like. The drawing of the disease map has very important guiding significance for project scheme design, engineering quantity measurement and project implementation, so that the collection of the on-site disease map photos is complete, clear and invariant, the disease conditions such as wall painting statues in the cavern can be scientifically and truly reflected, and the drawing of the disease map is facilitated. For the collection of the disease pictures of the statue wall paintings in the larger cavern, a camera is usually adopted for framing shooting, and then the pictures are spliced and synthesized manually in the later period. As the domestic stone caves are more, the number of small holes in each stone cave temple is large, the practical problems that the cave shapes are irregular, the disease positions are blocked, personnel are difficult to enter for taking pictures and the like exist, and the development of cave disease survey work and protection projects is influenced.

SUMMERY OF THE UTILITY MODEL

In order to overcome disease investigation in the present cave temple protection, the difficulty of disease image acquisition in the small-size cave narrow and small space, the utility model discloses a solve the small-size cave narrow and small space and other be unfavorable for the disease image acquisition that personnel got into under the situation, provide the device of shooing when surveying disease in the small-size cave narrow and small space for cave temple protection project.

The purpose of the utility model is realized in this way,

a photographing device for disease investigation in a small cave narrow space comprises a support, a three-axis connecting rod and a front photographing device; wherein the bracket comprises a triangular base, a horizontal sliding rod, a vertical sliding rod and a hand rocker; the three-axis connecting rod comprises a first rotating arm, a second rotating arm, a first rotating mechanism, a second rotating mechanism and a third rotating mechanism; the front end device of shooing includes camera fixing device, camera, light filling lamp, its characterized in that:

the vertical sliding rod is provided with two movable intersecting supporting rods connected with the horizontal sliding rod, the vertical sliding rod is hollow and internally provided with a movable component, and the lower part of the vertical sliding rod is provided with a hand lever connected with the internal component and used for moving the horizontal sliding rod up and down; the horizontal sliding rod is connected with the inner moving component of the vertical sliding rod by a cross buckle, the vertical sliding rod is provided with scales with intervals of 10cm and used for controlling the position of a camera during image acquisition, and the horizontal sliding rod is connected with the three-axis connecting rod;

the three-axis connecting rod comprises a first rotating arm, a second rotating arm, a first rotating mechanism, a second rotating mechanism and a third rotating mechanism, wherein the first rotating mechanism is connected with the tail end of the horizontal sliding rod, the first rotating arm is connected with the first rotating mechanism, the second rotating mechanism is arranged at the tail end of the first rotating arm and is connected with the head end of the second rotating arm, and the third rotating mechanism is connected with the tail end of the second rotating arm; the third rotating mechanism is connected with the camera fixing device; each rotating mechanism is provided with a fixing bolt;

the camera fixing device is arranged on a handle with light supplementing lamps at two ends, and the camera is a digital camera capable of carrying a 35mm standard lens and is embedded into the camera fixing device;

the light supplement lamp is arranged on the light supplement lamp rotating device, and the front side of the collected image rotates within a 60-degree conical body range; the fill light is a multi-light source shadowless lamp, the color temperature value is 5500K, and a light source brightness adjusting device is arranged in the fill light.

The utility model discloses an advantage is with the beneficial effect who produces:

(1) convenient assembly, portability, strong pertinence and wide applicability. The utility model discloses use mechanical device to control camera and get into the region of shooing, gather the positive photographic image in disease position through the panorama photography method, effectively solved the personnel and be difficult to get into the complicated work that narrow cave was shot and the later stage photo is synthetic, realized the convenient collection of disease picture in the small-size cave of small-size cave, for providing the device of shooing in the implementation of the small-size cave of internal a large amount of cave temple and other cave protection projects that have complicated spatial structure, to disease situations such as scientific aassessment cave temple wall painting statue, estimate project engineering volume, guide protection scheme design and construction to have certain suitability.

(2) Simple structure and convenient operation. The movable component is arranged in the vertical sliding rod, the hand-operated rod can be rotated to move the horizontal sliding rod up and down, so that the disease part is photographed, and the problem of difficulty in acquiring disease pictures in a small space of a small cave is solved.

(3) Low cost and wide application. The device design is brief, and used each part and material are more ordinary, acquire easily, and workable, facilitate promotion.

Drawings

Fig. 1 is the overall schematic diagram of the utility model:

FIG. 2 is a schematic view of the three-axis linkage of FIG. 1:

fig. 3 is a schematic view of the front-end photographing apparatus in fig. 1.

Detailed Description

The technical solution of the present invention will be described in detail with reference to the accompanying drawings 1-3:

a photographing device for disease investigation in a small cave narrow space comprises a support 1, a three-axis connecting rod 2 and a front photographing device 3; wherein the bracket 1 comprises a triangular base 4, a hand rocker 5, a vertical slide bar 6 and a horizontal slide bar 7; the three-axis connecting rod 2 comprises a first radial arm 9, a second radial arm 10, a first rotating mechanism 11, a second rotating mechanism 12 and a third rotating mechanism 13; the front end device of shooing includes camera fixing device 17, camera 18, light filling lamp 16, its characterized in that:

two movable crossed support rods 8 are arranged on the vertical sliding rod 6 and connected with the horizontal sliding rod 7, the vertical sliding rod 6 is hollow and internally provided with a movable component, and the lower part of the vertical sliding rod 6 is provided with a hand rocker 5 which is connected with the internal component and used for moving the horizontal sliding rod 7 up and down; the horizontal sliding rod 7 is connected with an inner moving component of the vertical sliding rod through a cross buckle, scales with intervals of 10cm are arranged on the vertical sliding rod 6 and used for controlling the position of a camera during image acquisition, and the horizontal sliding rod 7 is connected with the first rotating mechanism 11.

The three-axis connecting rod 2 comprises a first rotating arm 9, a second rotating arm 10, a first rotating mechanism 11, a second rotating mechanism 12 and a third rotating mechanism 13, wherein the first rotating mechanism 11 is connected with the tail end of the horizontal sliding rod, the first rotating arm 9 is connected with the first rotating mechanism 11, the second rotating mechanism 12 is arranged at the tail end of the first rotating arm 9 and connected with the head end of the second rotating arm 10, and the third rotating mechanism 13 is connected with the tail end of the second rotating arm; the third rotating mechanism 13 is connected with the camera fixing device 17; each rotating mechanism is provided with a fixing bolt 14.

The camera fixing device 17 is arranged on a handle 19 with a light supplementing lamp rotating device 15 at two ends, and the camera 18 is a digital camera capable of carrying a 35mm standard lens and is embedded in the camera fixing device 17; the shooting precision of the camera 18 is not lower than 75dpi, the shooting mode is a panoramic shooting mode, and the wireless shutter device is carried.

The light supplement lamp 16 is arranged on the light supplement lamp rotating device 15, the rotating device 15 is connected with the camera fixing device 17 through a handle 19, and the front side of the collected image rotates within a 60-degree conical body range; the fill light 16 is a multi-light source shadowless lamp with a color temperature value of 5500K and is internally provided with a light source brightness adjusting device.

In the implementation process:

(1) and selecting a proper position fixing base 1 according to the size of the shot cave and the position of the shot picture.

(2) Adjusting the three-axis connecting rod 2 and the camera fixing device 17 to enable the camera 18 to enter a shot picture part at a proper distance and angle, enabling a camera lens to be parallel to the shot picture, and locking the bolt 14 on the three-axis connecting rod rotating mechanism; according to the light conditions in the cave, the light supplement lamp 16 is turned on, and the light source intensity is adjusted to meet the shooting requirements.

(3) The horizontal sliding rod 7 is adjusted to enable the camera 18 to reach the position right below the shot picture, and then the horizontal sliding rod 7 is locked.

(4) The camera is controlled to enter a shooting mode through the wireless shutter, the rocker 5 of the upper hand of the vertical slide bar is shaken, the camera is controlled to carry out positive shooting and shooting from bottom to top, and the wireless shutter controls the camera to stop shooting until a target shooting picture is finished.

(5) And (3) shaking the hand-operated lever 5 to control the camera 18 to be below the picture, adjusting the depth of the horizontal sliding rod 7 to the shooting part of the next picture according to the size of the shot picture, and continuing shooting according to the method (4).

(6) And (5) shooting for multiple times according to the methods (4) and (5) to finish the shooting of the diseases in the small space of the small cave and the image acquisition.

Claims

1. A photographing device for disease investigation in a small cave narrow space comprises a support (1), a three-axis connecting rod (2) and a front photographing device (3); wherein the bracket comprises a triangular base (4), a horizontal sliding rod (7), a vertical sliding rod (6) and a hand lever (5); the three-axis connecting rod (2) comprises a first radial arm (9), a second radial arm (10), a first rotating mechanism (11), a second rotating mechanism (12) and a third rotating mechanism (13); the front end device of shooing includes camera fixing device (17), camera (18), light filling lamp (16), its characterized in that:

two movable crossed supporting rods (8) are arranged on the vertical sliding rod and connected with the horizontal sliding rod, the vertical sliding rod (6) is hollow and internally provided with a movable component, and a hand lever (5) is arranged at the lower part of the vertical sliding rod (6) and connected with the internal component and used for moving the horizontal sliding rod (7) up and down; the horizontal sliding rod (7) is connected with an inner moving component of the vertical sliding rod by a cross buckle, scales with intervals of 10cm are arranged on the vertical sliding rod (6) and used for controlling the position of a camera during image acquisition, and the horizontal sliding rod (7) is connected with the first rotating mechanism (11);

the three-axis connecting rod (2) comprises a first radial arm (9), a second radial arm (10), a first rotating mechanism (11), a second rotating mechanism (12) and a third rotating mechanism (13), wherein the first rotating mechanism (11) is connected with the tail end of the horizontal sliding rod, the first radial arm (9) is connected with the first rotating mechanism (11), the second rotating mechanism (12) is arranged at the tail end of the first radial arm (9) and connected with the head end of the second radial arm (10), and the third rotating mechanism (13) is connected with the tail end of the second radial arm; the third rotating mechanism (13) is connected with a camera fixing device (17); each rotating mechanism is provided with a fixing bolt (14);

the camera fixing device (17) is arranged on a handle (19) with light supplement lamps at two ends, and the camera (18) is a digital camera capable of carrying a 35mm standard lens and is embedded into the camera fixing device (17);

the light supplement lamp (16) is arranged on the light supplement lamp rotating device (15) and rotates within a cone body range of 60 degrees on the front side of the collected image; the light supplement lamp (16) is a multi-light-source shadowless lamp, has a color temperature value of 5500K, and is internally provided with a light source brightness adjusting device.