CN218937170U - Scissor type pulley support frame type visual peeping chamber instrument - Google Patents

Abstract

The utility model provides a visual peeping chamber appearance of scissors formula pulley support frame adopts "detecting head + variable diameter support frame + controller + display terminal" framework, and operating glass steel cable 7 drive scissors formula variable diameter support frame 2 keeps detecting head 1 to be in the axle center position all the time to along the central axis of chamber pipe steadily remove, use the camera 9.2 of installing on scissors formula variable diameter support frame 2 to carry out the endoscopic observation to the chamber pipe, carry out video recording, shoot to the defect of chamber pipe, obtain by the clear detection image and the data of detection chamber pipe inner wall. The shear-type variable-diameter support mechanism consists of a support column 16, three groups of shear-type brackets 18 and an elastic adjusting device arranged on the support column 16, is suitable for bores or pipelines with different diameters, keeps the detection heads at the axial positions in the bores with different diameters, and has strong universality. The glass fiber reinforced plastic cable has the dual functions of a data transmission cable and a detection head push-pull rod. Simple structure, portable and transportation, low in manufacturing cost.

Description

Scissor type pulley support frame type visual peeping chamber instrument

Technical Field

The utility model belongs to detection equipment, and particularly relates to a bore and pipeline flaw detection device.

Background

After the gun is used for shooting for a long time, defects such as ablation, abrasion, broken male lines, serious copper hanging, corrosion and the like can appear in the gun bore, the shooting precision and safety are directly affected, the ballistic performance of the gun is reduced, the safety risk of firing a ball is increased, and the life safety and equipment safety of the personnel are concerned. The quality identification of the gun bore damage is an effective means for evaluating the technical performance of the barrel warfare, and the gun bore is seriously damaged and can be used after the technical condition of the barrel is determined through comprehensive and accurate detection, analysis and judgment. Therefore, the peeping detection of the bore is an indispensable important link.

Currently, forces use distributed mechanical optical bore-scope for bore-damage detection. The mechanical optical peeping chamber mirror is a simple optical instrument, and the working principle is as follows: the mechanical optical peeping chamber mirror is connected with the gun brush rod and is placed into the gun chamber, one person moves the gun brush rod along the axial direction of the gun chamber, the mechanical optical peeping chamber mirror supplies power for the electric beads through the battery in the battery cylinder, the electric beads illuminate the chamber wall, the damage of the chamber wall is refracted to the magnifying glass through the reflector, and the other person observes at the gun mouth. The gun barrel has the characteristic of straight and long structure, and the damage in the gun barrel is difficult to observe clearly at the gun muzzle due to the limitation of the bore diameter of the gun barrel. The mechanical optical peeping bore mirror detection mode is large in limitation. The method has the defects of copper hanging, pit, ablation, rust, rifling falling, cracking and the like, has the limitation of image observation, can not be seen clearly basically, can not photograph, record video and store data, and is not beneficial to objective assessment of the bore defects. In recent years, the technology of a barrel internal endoscopic bore instrument is developed and improved gradually, and a bore internal supporting mechanism is combined with a miniature camera head combined structure.

Chinese patent (CN 201720046900.9) discloses a gun barrel detecting peeping chamber video recording device, which consists of an elastic umbrella-shaped centering support mechanism, a four-way CCD camera device, a video recorder and a computer. The elastic umbrella-shaped centering support mechanism is symmetrically and uniformly distributed by four single-shaft crank expansion structure brackets, elastically supports in the gun barrel and provides axial movement centering support for the four-way CCD camera device, and comprises a shaft rod, a positioning plate, a ring, a plurality of umbrella ribs and an elastic support mechanism, wherein the positioning plate, the ring and the umbrella ribs are clamped on the shaft rod and can rotate around the shaft rod, the elastic support mechanism is sleeved on the shaft rod and used for expanding the umbrella ribs, and the push rod is connected with the elastic umbrella-shaped centering support mechanism and is used for pushing the elastic umbrella-shaped centering support mechanism and the four-way CCD camera device to move in the gun barrel; the four-way CCD camera device is used for providing 360-degree full-coverage shooting around the axial lead for the barrel inner bore, is arranged at the straight positions of four top angles of a square bracket, and the shooting surface of each CCD camera takes the bracket central line as a transverse symmetrical surface; the video recorder is connected with the four paths of CCD cameras through data lines, real-time video recording and video playback when needed are carried out on the shot barrel bore state, and the video recorder and the computer are arranged in a box body; the computer controls the shooting of the four-way CCD camera device and the video recording of the video recorder, and stores the shot bore state image information and the recorded bore state video recording information. The defects are that: 1. the peeping chamber video recording device has a complex structure, four cameras are required to be installed, the video and image recording and storing are required to be provided with the video recording device and a computer, the volume is huge, and the manufacturing, using and maintaining costs are high; 2. the light in the chamber is insufficient, and the camera shoots the non-light supplementing equipment, so that the defects in the chamber cannot be shot clearly; 3. the peeping chamber video recording device is sent into the gun chamber through the push rod, the time is needed for connection and disassembly when the using state and the storage state are switched, and the push rod occupies a certain volume after being stored, so that the device is inconvenient to transport and carry; 4. the four paths of CCD cameras are respectively in 90-degree evenly distributed shooting bore walls in the radial direction of the bore, when the cameras are not right against defects, one person is required to observe a computer screen, the other person is instructed to rotate a push rod to adjust the angle of the cameras, and the use is very inconvenient. In addition, chinese patent (CN 201420521202.6) discloses an artillery peeping chamber monitoring device, and a micro-camera and a plurality of LED illumination lamps are fixed on an end face of one end of a probe extending into the chamber. The defects are that: 1. the camera is only arranged on one section of the probe rod, the length of the probe rod is limited, and the straight bore cannot be snooped in the whole process; 2. the probe rod is arranged in a concentric structure without a bore, when a defect exists on the wall of the lower bore in the bore, the probe rod is required to be positioned at the upper part in the bore, and the space position of the camera cannot be fixed due to the observation and shooting of pictures and videos, so that the observation is inconvenient; 3. because the inner wall of the bore is bright, strong light reflection can be generated when the light irradiates the bore wall, and the LED illuminating lamp of the camera of the gun peeping device cannot adjust the irradiation light intensity and the light source type according to the bore light reflection intensity and the intensity requirement of the detection working environment light, so that effective light source supplement is provided for shooting clarity.

Disclosure of Invention

In order to overcome the defects of the existing bore and pipeline flaw detection device, the utility model provides a shear pulley support frame type visual bore-peeping instrument, which adopts a framework of a detection head, a variable diameter support frame, a manipulator and a display terminal, operates a glass fiber reinforced plastic cable to drive the shear variable diameter support frame to keep the detection head at the axis position of a bore or a pipeline all the time, stably moves along the central axis of the bore pipe, performs endoscopic shooting on the bore pipe by using a camera arranged on the shear variable diameter support frame, records video and shoots defects of the bore pipe, and acquires clear detection images and data of the inner wall of the detected bore pipe. The camera is arranged on a cradle head fixed in the shell, can radially shoot and record images of a full scene in 355 DEG and 85 DEG axial rotation, and the camera lens circumferential array is provided with a plurality of white light LEDs, infrared LEDs and blue light LED lamps with different brightness and is used for switching illumination modes and intensities in a bore so as to ensure clear display of bore defects. The variable-diameter support mechanism consists of a support, three groups of scissor-type supports and an elastic adjusting device arranged on the support, and is used for enabling the camera to be at the axial center position in the bore with different diameters, so that the variable-diameter support mechanism is suitable for the bore with different diameters or the pipeline and has strong universality. The controller is connected with the long cable with the detection head, and the cable outer coating has glass steel fiber material attached pipe, has utilized glass steel fiber toughness good, intensity is high and the light quality's characteristic, can push away, draw and cut the variable diameter support and remove in the bore is axial, and the last length scale that has of glass fiber pipeline, but real-time demonstration peep the amount of entering of chamber appearance in the bore, the cable of cladding glass fiber steel can be coiled in accomodating the frame, accomodates the frame and can arrange in the box, conveniently carries. The operation controller can control the cradle head, adjust the visual angle, the focal length, the rotating speed of the cradle head, switch the light supplementing mode and the like. The collected image and video data are transmitted to a display screen of the display terminal through a data line, and meanwhile, the data are stored in a display storage medium or a mobile storage medium.

The utility model relates to a scissor pulley support frame type visual peeping chamber instrument which comprises a detection head (1), a scissor variable diameter support frame (2), a cable winding and unwinding frame (3), a controller (4), a display terminal (6), a glass fiber reinforced plastic cable (7) and a portable box body (8); the detecting head (1) comprises a shell (9), a holder (9.1), a camera (9.2), an LED lamp (9.3), a lens cover (10) and an anti-collision net (11), wherein one open end of the shell (9) is provided with a connecting ring (12), the other end of the shell is a closed end, a cable connecting seat (13) is arranged in the center of the shell and communicated with the holder (9.1), the holder (9.1) and the camera (9.2) are arranged in the shell (9), and the holder fixing bolt (9.5) is used for fixing the bottom of the shell (9); a plurality of groups of LED lamps (9.3) are circumferentially distributed around the camera (9.2) serving as a center, and each group of LED lamps (9.3) is formed by equally and alternately arranging a plurality of white LEDs, a plurality of infrared LEDs and a plurality of blue LED lamp beads; the lens cover (10) and the anti-collision net (11) are fixed on a connecting ring (12) of the shell (9) by connecting bolts (9.4);

the shear-type variable-diameter support frame (2) consists of a support fixing disc (15), a support column (16), a plurality of groups of supports (18), pulleys (20), sliding sleeves (22) and an elastic variable-diameter device; the bracket fixing plate (15) is fixed with the shell (9) through a support arm (14) by utilizing a support arm fixing bolt (28), a bracket accommodating groove (33) is formed on each group of brackets (18) corresponding to the support accommodating groove, a hollow support column (16) is arranged along the central axis between the bracket fixing plate (15) and the sliding sleeve (22), one end of the hollow support column is communicated with a central hole on the bracket fixing plate (15) and is fixed into a whole, an internal thread matched with the hollow adjusting screw rod (21) in a screwed mode is formed at the other end of the hollow support column, and the sliding sleeve (22) is sleeved on the hollow support column;

each group of brackets (18) is fixed by two hack levers (26) through a fixed shaft (19) in a crossing way, the end heads of the hack levers (26) are fixed with a pulley (20) through a pulley shaft (23), and the rear ends of the two hack levers (26) are respectively fixed with bracket seats (17) fixed on a bracket fixing disc (15) and a sliding sleeve (22) through bracket connecting shafts (27);

the elastic diameter-changing device comprises a hollow adjusting screw rod (21), a sliding sleeve (22), a spring (24) and a hand wheel (25), wherein a center hole is formed in the hand wheel (25), the hand wheel (25) and the hollow adjusting screw rod (21) are fixed into a whole by a hand wheel fixing bolt (29), the hollow adjusting screw rod (21) is provided with external threads which are screwed with corresponding internal threads on a support column (16), and the spring (24) is sleeved on the hollow adjusting screw rod (21) between the hand wheel (25) and the sliding sleeve (22);

the hand wheel (25), the hollow adjusting screw (21), the support column (16) and the bracket fixing disc (15) form a through cable channel along the central axis;

the glass fiber reinforced plastic cable (7) is a multi-core wire capable of transmitting control signals and image data, length scales for controlling the position of the detection head (1) are marked on the cable, the cable connector (32) at one end of the glass fiber reinforced plastic cable (7) penetrates through the hand wheel (25), the hollow adjusting screw (21), the support column (16) and the support fixing disc (15) to be connected with the cable connecting seat (13), the cable connector (32) at the other end of the glass fiber reinforced plastic cable is connected with the detection data port (4.11) of the controller (4), and the glass fiber reinforced plastic cable (7) can be coiled in the cable coiling and uncoiling frame (3) by utilizing the toughness and the strength of the glass fiber reinforced plastic cable jacket;

the controller (4) is provided with a first charging port (4.10), a detection data port (4.11) and a display terminal data port (4.12), wherein: the first charging port (4.10) is connected with the first power adapter (5) to charge a battery of the controller (4); the detection data port (4.11) is connected with the connector (32), and is used for transmitting a control signal of the cradle head (9.1) through a multi-core wire, receiving images and data and supplying power to the detection head (1);

the display terminal data port (4.12) is connected with the display terminal (6) and is used for transmitting images, videos and data to the display terminal (6); a speed key (4.1), a cradle head up-turning key (4.2), a cradle head left-turning key (4.3), a manual/automatic switching key (4.4), a speed 1/speed 2 switching key (4.5), a cradle head down-turning key (4.6), a cradle head right-turning key (4.8) and a light mode key (4.9) for controlling the cradle head (9.1) to work are respectively arranged on a panel of the controller (4);

the display terminal (6) comprises a display screen (6.1), a memory card (6.2), a second power adapter (6.9) and display screen control keys; the display terminal (6) is provided with a clamping groove (6.3), and a memory card (6.2) for storing detection data is inserted into the clamping groove (6.3);

a display data input end (6.10) on the display terminal (6) is connected to a display terminal data port (4.12) of the controller (4), and a second charging port (6.11) on the display terminal (6) is connected with a second power adapter (6.9) to charge a battery of the display terminal (6);

the display screen control keys comprise a switch key (6.4), a MENU key (6.5), an ENTER key (6.6), an up key (6.7) and a down key (6.8);

a clamping seat of the display terminal (6) is arranged on the inner side of the box cover (8.1), and the display terminal (6) is fixed in the clamping seat;

the portable box body (8) is internally provided with corresponding equipment accommodating grooves (34), and the detection head (1), the scissor-type variable-diameter support frame (2), the cable winding and unwinding frame (3), the controller (4) and the power adapter are respectively embedded in the corresponding accommodating grooves;

the lower part of the panel of the controller (4) is provided with an electric quantity display icon (4.7);

the display terminal (6) can be held by hand or fixed on the inner side of the box cover (8.1) through the clamping seat.

Compared with the existing bore and pipeline flaw detection technology, the utility model has the following beneficial effects:

1. the scissor-type variable-diameter support frame and the inner wall of the bore pipe are in rolling friction through pulleys, the friction resistance is small, the elasticity is variable, when the projections or ravines are arranged in the bore pipe, the structure of the elasticity variable diameter can enable the support frame to stably pass over the projections to continue working;

2. the glass fiber reinforced plastic cable has the characteristics of good toughness, high strength and light weight, so that the glass fiber reinforced plastic cable has the dual functions of a data transmission cable and a detection head push rod;

3. the illumination mode in the bore tube can be switched according to the intensity of reflection of the inner wall of the bore tube and the intensity of the light of the detection working environment, the intensity of irradiation light and the type of light source can be adjusted, the light interference formed by reflection of the detection surface can be overcome, effective illumination is provided for shooting, and the defects of the bore tube are clearly displayed;

4. the scissors-type variable-diameter support frame keeps the detection heads at the axle center positions in bore pipes with different calibers, can ensure that the detection heads stably run, and is favorable for obtaining clear detection images and data;

5. the whole flow operation of detection can be completed by a single person, so that labor is saved, and the working efficiency is improved;

6. simple structure, convenient carrying and transportation, convenient maintenance and use, and lower manufacturing and maintenance cost.

Drawings

The specific structure of the present utility model is shown in the following drawings and examples:

FIG. 1 is a schematic view of the overall appearance structure of the present utility model;

FIG. 2 is a schematic view of a scissors-type variable diameter support frame and a detection head according to the present utility model;

FIG. 3 is a schematic diagram showing an exploded structure of a detecting head according to the present utility model;

FIG. 4 is a diagram of a cable pay-off and take-up rack according to the present utility model;

FIG. 5 is a block diagram of an elastic reducing device according to the present utility model;

FIG. 6 is a functional schematic of the manipulator of the present utility model;

fig. 7 is a schematic structural diagram of a display terminal according to the present utility model.

Legend: 1. a detection head, 2, a scissor type variable diameter support frame, 3, a cable pay-off rack, 4, a controller, 4.1, a speed key, 4.2, a cradle head up key, 4.3, a cradle head left key, 4.4, a manual/automatic conversion key, 4.5, a speed 1/speed 2 conversion key, 4.6, a cradle head down key, 4.7, an electric quantity display icon, 4.8, a cradle head right key, 4.9, a lamplight mode key, 4.10, a first charging port, 4.11, a detection data port, 4.12, a display terminal data port, 5, a first power adapter, 6, a display terminal, 6.1, a display screen, 6.2, a memory card, 6.3, a clamping groove, 6.4, a switch key, 6.5, a MENU key, 6.6, an ENTER key, 6.7, an up key, 6.8, a down key, 6.9, a second power adapter, 6.10, a display data input port, 6.11, a second port, 7, glass fiber reinforced plastic cables, 8, portable boxes, 8.1, box covers, 9, a shell, 9.1, a cradle head, 9.2, a camera, 9.3, an LED lamp, 9.4, a connecting bolt, 9.5, a cradle head fixing bolt, 10, a lens cover, 11, an anti-collision net, 12, a connecting ring, 13, a cable connecting seat, 14, a support arm, 15, a support fixing disc, 16, a support post, 17, a support seat, 18, a support, 19, a fixed shaft, 20, a pulley, 21, a hollow adjusting screw, 22, a sliding sleeve, 23, a pulley shaft, 24, a spring, 25, a hand wheel, 26, a hack lever, 27, a support connecting shaft, 28, a support arm fixing bolt, 29, a hand wheel fixing bolt, 30, a bolt hole, 31, a data end plug, 32, a cable connector, 33, a support accommodating groove, 34, an equipment accommodating groove, 35 and a charging plug.

Description of the embodiments

In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is described in detail below with reference to the embodiments. The examples given herein are for better understanding and are not intended to limit the present utility model. The components and materials used in the examples are commercially available unless otherwise specified. The present utility model is not limited by the following examples, and specific embodiments can be determined according to the technical scheme and practical situations of the present utility model.

As shown in fig. 1, the scissor pulley support type visual peeping instrument disclosed by the utility model adopts a structure of a detection head, a variable diameter support frame, a controller and a display terminal, and operates a glass fiber reinforced plastic cable 7 to drive the scissor variable diameter support frame 2 to keep the detection head 1 at an axial center position all the time and stably move along the central axis of a bore tube, and a camera 9.2 arranged on the scissor variable diameter support frame 2 is used for endoscopic shooting of the bore tube, recording video and shooting of defects of the bore tube and obtaining clear detection images and data of the inner wall of the detected bore tube.

As shown in fig. 1, 2 and 3, the peeping chamber instrument consists of a detection head 1, a scissor-type variable diameter support frame 2, a cable winding and unwinding frame 3, a controller 4, a display terminal 6, a glass fiber reinforced plastic cable 7 and a portable box body 8; the detecting head 1 comprises a shell 9, a holder 9.1, a camera 9.2, an LED lamp, a 9.3 lens hood 10 and an anti-collision net 11, wherein one open end of the shell 9 is provided with a connecting ring 12, the other end is a closed end, a cable connecting seat 13 is arranged in the center of the shell and communicated with the holder 9.1, the holder 9.1 and the camera 9.2 are fixed in the shell 9 by using holder fixing bolts 9.5, and the lens hood 10 and the anti-collision net 11 are fixed on the connecting ring 12 of the shell 9 by using connecting bolts 9.4; the camera 9.2 adopts a panoramic lens, the optical field angle is larger than 100 degrees, the camera can rotate at the vertical angle of 0-85 degrees and the horizontal angle of 0-355 degrees, and the 600-ten-thousand-pixel CMOS image sensor meets the high-definition imaging requirement in a bore tube with the caliber of 100-160 mm. 3 groups of LED lamps 9.3 are circumferentially distributed around the camera 9.2 serving as a circle center, and each group of LED lamps 9.3 is respectively formed by equidistant and cross arrangement of 2 white LEDs, 2 infrared LEDs and 2 blue LED lamp beads with different brightness, and is used for switching illumination modes and illumination intensity in a bore so as to enable the bore defect tube disease to be clearly displayed.

As shown in fig. 1, 2, 3 and 4, the scissor-type variable diameter support frame 2 has the function of keeping the detection head 1 always positioned on the axis of the bore tube in the moving and working processes of the bore tube, so that the scissor-type variable diameter support frame is applicable to bore tubes with different calibers, and the universality and convenience of the scissor-type variable diameter support frame are improved. The shear-type variable diameter support frame 2 of the bore speculum consists of a support fixing disc 15, a support column 16, 3 groups of supports 18, a pulley 20, a sliding sleeve 22 and an elastic variable diameter device; the bracket fixing plate 15 is fixed with the housing 9 by the support arm 14 by the support arm fixing bolt 28, and is provided thereon with a bracket accommodating groove 33 corresponding to each group of brackets 18 for accommodating the brackets 18 and the pulley 20 in the accommodated state; a hollow strut 16 is arranged along the central axis between the bracket fixing plate 15 and the sliding sleeve 22, one end of the strut is communicated with the central hole on the bracket fixing plate 15 and is fixed into a whole, the other end of the strut is provided with an internal thread which is screwed and matched with the hollow adjusting screw rod 21, and the sliding sleeve 22 is sleeved on the strut; in the embodiment, 3 groups of brackets 18 are preferably arranged on the peeping chamber instrument, each group of brackets 18 is fixed by two hack levers 26 through a fixed shaft 19 in a crossing way, the end heads of the hack levers 26 are fixed with a pulley 20 through a pulley shaft 23, when the peeping chamber instrument works, the pulley 20 rolls tightly against the inner wall of a chamber tube, the friction force of moving in the chamber tube can be greatly reduced, and no matter whether a detected gun is a smooth chamber or a linear chamber or a common pipeline, the detected gun can stably run in the chamber tube; the rear ends of the two hack levers 26 are respectively and axially fixed with a bracket seat 17 fixed on a bracket fixing plate 15 and a sliding sleeve 22 by a bracket connecting shaft 27; the elastic diameter-changing device comprises a hollow adjusting screw rod 21, a sliding sleeve 22, a spring 24 and a hand wheel 25, wherein a center hole is formed in the hand wheel 25, the hand wheel 25 and the hollow adjusting screw rod 21 are fixed into a whole through a hand wheel fixing bolt 29, external threads are arranged on the hollow adjusting screw rod 21 and are screwed with corresponding internal threads on a support column 16, the spring 24 is sleeved on the hollow adjusting screw rod 21 between the hand wheel 25 and the sliding sleeve 22, the shearing type diameter-changing support frame 2 keeps moderate elasticity and supporting tension after diameter changing, the hand wheel 25 is rotated to adjust the opening angle of the shearing type diameter-changing support frame 2 to match different calibers, the hand wheel 25 and the hollow adjusting screw rod 21, the support column 16 and the support fixing disc 15 can form a through cable channel along the center axis all the time, and the glass steel cable 7 can pass through the channel to be connected with the cable connecting seat 13 on the shell 9.

As shown in fig. 1 and 4, the glass fiber reinforced plastic cable 7 is a multi-core wire capable of transmitting control signals and image data, the embodiment of the chamber speculum is preferably a 16-core wire, the cable jacket is coated by a glass fiber reinforced plastic attached tube, the characteristics of good toughness, high strength and light weight of the glass fiber reinforced plastic are utilized, the push-pull rod with limited length of the traditional chamber speculum is replaced by the push-pull rod with the variable diameter support frame 2 capable of pushing and pulling the push-pull rod with limited length, the length scale is printed on the glass fiber pipeline, the entering amount of the chamber speculum in the chamber pipe can be judged according to the scale data of the position of the chamber opening in real time, and the defect and damage position in the chamber pipe can be accurately judged; the cable connector 32 at one end of the glass fiber reinforced plastic cable 7 passes through the hand wheel 25, the hollow adjusting screw 21, the support column 16 and the support fixing disc 15 to be connected with the cable connecting seat 13, the cable connector 32 at the other end of the glass fiber reinforced plastic cable 7 is connected with the detection data port 4.11 of the controller 4, and the length setting of the glass fiber reinforced plastic cable 7 can be determined according to specific detection project requirements; the glass fiber reinforced plastic cable 7 can be coiled in the cable coiling and uncoiling frame 3, and the coiling and uncoiling frame is arranged in the equipment containing groove 34 corresponding to the box body, so that the coiling and uncoiling device is convenient to carry and transport.

As shown in fig. 1 and 6, the controller 4 is used for controlling the cradle head, the set I/0 port and supplying power to the detection head; a first charging port 4.10, a probe data port 4.11 and a display terminal data port 4.12 are provided on the controller 4, wherein: the first charging port 4.10 is connected with the first power adapter 5, and when the electric quantity is insufficient, the input AC 220V/output DC 5V power adapter 5 can be used for charging the battery of the controller 4; the detection data port 4.11 is connected with the cable connector 32, and transmits a control signal of the cradle head 9.1 through a multi-core wire to receive images and data; the display terminal data port 4.12 is connected with the display terminal 6 and transmits images, videos and data to the display terminal 6; the panel of the controller 4 is respectively provided with a speed key 4.1, a cradle head up-turning key 4.2, a cradle head left-turning key 4.3, a manual/automatic switching key 4.4, a speed 1/speed 2 switching key 4.5, a cradle head down-turning key 4.6, a cradle head right-turning key 4.8 and a light mode key 4.9 for controlling the cradle head 9.1 to work; the control controller can control the cradle head, adjust the visual angle, the focal length, the rotating speed of the cradle head, switch the light supplementing mode and the like. The collected image and video data are transmitted to a display screen of the display terminal through a data line, and the data can be stored in a display storage medium or a mobile storage medium. The 4500mAh lithium ion battery is arranged in the controller 4, the system can continuously work for 6 hours, and the electric quantity display icon 4.7 is arranged at the lower part of the panel of the controller 4 to display the electric quantity state.

As shown in fig. 1 and 7, the display terminal 6 is used for displaying the condition of the camera 9.2 in the bore and capturing and storing images and videos, and the display terminal 6 comprises a display screen 6.1, a memory card 6.2, a second power adapter 6.9 and display screen control keys; wherein: in the embodiment of the chamber-peeping instrument, the display screen 6.1 is preferably a 9-inch high-definition color liquid crystal screen, and the resolution is 1024x768; a card slot 6.3 is arranged on one side of the display terminal 6, a memory card 6.2 for storing detection data is inserted into the card slot 6.3, the memory card 6.2 can be a CF memory card preferably, and the maximum memory capacity supports 128G for storing video and image data; the display data input end 6.10 on the display terminal 6 is connected to the display terminal data port 4.12 of the controller 4, and the second charging port 6.11 on the display terminal 6 is connected to the second power adapter 6.9 to charge the battery of the display terminal 6; the display screen control keys comprise a switch key 6.4, a MENU key 6.5, an ENTER key 6.6, an up key 6.7 and a down key 6.8, and are used for operating functions such as on-off, setting, image and video storage and the like; a display terminal 6 clamping seat is arranged on the inner side of the box cover 8.1, the display terminal 6 is fixed in the clamping seat, and the display terminal 6 can be taken out from the clamping seat for handheld operation.

As shown in fig. 1, the portable case 8 is provided with a corresponding device accommodating groove 34, and the EVA foam board can be selected for processing and manufacturing; the detection head 1, the scissor-type variable diameter support 2, the cable winding and unwinding frame 3, the controller 4 and the power adapter can be respectively embedded in the corresponding storage groove, so that the shock resistance of the peeping chamber instrument in the transportation and carrying processes can be improved, and the peeping chamber instrument is convenient to carry, transport and operate on site.

The utility model relates to a scissor pulley support type digital visual peeping chamber instrument operation method, which comprises the following steps:

opening a box cover of the endoscopic chamber instrument, and sequentially taking out all the parts;

taking out a glass fiber reinforced plastic cable with proper length from a cable winding and unwinding frame according to the detection task requirement, enabling a plug at the end of a cable connector at the connecting end of a cradle head to penetrate through a cable channel on a shear-type variable-diameter support frame to be connected with a cable connecting seat, and enabling the cable connector at the tail end of the cable to be connected with a detection data port of a controller;

connecting a display data input end on a display terminal to a display terminal data port of a controller;

then placing the detection head into the bore tube from the bore opening, rotating the hand wheel to enable the scissor-type variable-diameter support frame to be unfolded, enabling the pulley to be tightly attached to the inner wall of the bore tube, and enabling the detection head to be concentric with the axis of the bore tube;

turning on a display terminal power supply, displaying the scene in the bore tube by a display screen, operating a controller key to control the cradle head to work, adjusting the visual angle, the focal length and the cradle head rotating speed, and switching the light supplementing mode until the best detection state;

slowly feeding the detection head into the bore through the glass fiber reinforced plastic cable, and observing the condition in the bore through a display terminal screen;

according to the scale recording position data on the glass fiber reinforced plastic cable, operating a MENU key to record a video and storing an image;

and (3) finishing detection, and embedding each component into a corresponding accommodating groove in the portable box body.

The above description is only of the preferred embodiments of the present utility model, and is not intended to limit the scope of the claims. While the utility model has been described in terms of what are presently considered to be the most practical and preferred embodiments, it is to be understood that the utility model is not limited to the disclosed embodiments.

Claims (3)

1. A scissor pulley support type visual peeping instrument is characterized in that: the bore speculum consists of a detection head (1), a shear-type variable-diameter support frame (2), a cable winding and unwinding frame (3), a controller (4), a display terminal (6), a glass fiber reinforced plastic cable (7) and a portable box body (8); the detecting head (1) comprises a shell (9), a holder (9.1), a camera (9.2), an LED lamp (9.3), a lens cover (10) and an anti-collision net (11), wherein one open end of the shell (9) is provided with a connecting ring (12), the other end of the shell is a closed end, a cable connecting seat (13) is arranged in the center of the shell and communicated with the holder (9.1), the holder (9.1) and the camera (9.2) are arranged in the shell (9), and the holder fixing bolt (9.5) is used for fixing the bottom of the shell (9); a plurality of groups of LED lamps (9.3) are circumferentially distributed around the camera (9.2) serving as a center, and each group of LED lamps (9.3) is formed by equally and alternately arranging a plurality of white LEDs, a plurality of infrared LEDs and a plurality of blue LED lamp beads; the lens cover (10) and the anti-collision net (11) are fixed on a connecting ring (12) of the shell (9) by connecting bolts (9.4);

the shear-type variable-diameter support frame (2) consists of a support fixing disc (15), a support column (16), a plurality of groups of supports (18), pulleys (20), sliding sleeves (22) and an elastic variable-diameter device; the bracket fixing plate (15) is fixed with the shell (9) through a support arm (14) by utilizing a support arm fixing bolt (28), a bracket accommodating groove (33) is formed on each group of brackets (18) corresponding to the support accommodating groove, a hollow support column (16) is arranged along the central axis between the bracket fixing plate (15) and the sliding sleeve (22), one end of the hollow support column is communicated with a central hole on the bracket fixing plate (15) and is fixed into a whole, an internal thread matched with the hollow adjusting screw rod (21) in a screwed mode is formed at the other end of the hollow support column, and the sliding sleeve (22) is sleeved on the hollow support column; each group of brackets (18) is fixed by two hack levers (26) through a fixed shaft (19) in a crossing way, the end heads of the hack levers (26) are fixed with a pulley (20) through a pulley shaft (23), and the rear ends of the two hack levers (26) are respectively fixed with bracket seats (17) fixed on a bracket fixing disc (15) and a sliding sleeve (22) through bracket connecting shafts (27); the elastic diameter-changing device comprises a hollow adjusting screw rod (21), a sliding sleeve (22), a spring (24) and a hand wheel (25), wherein a center hole is formed in the hand wheel (25), the hand wheel (25) and the hollow adjusting screw rod (21) are fixed into a whole by a hand wheel fixing bolt (29), the hollow adjusting screw rod (21) is provided with external threads which are screwed with corresponding internal threads on a support column (16), and the spring (24) is sleeved on the hollow adjusting screw rod (21) between the hand wheel (25) and the sliding sleeve (22); the hand wheel (25), the hollow adjusting screw (21), the support column (16) and the bracket fixing disc (15) form a through cable channel along the central axis;

the glass fiber reinforced plastic cable (7) is a multi-core wire capable of transmitting control signals and image data, length scales for controlling the position of the detection head (1) are marked on the cable, the cable connector (32) at one end of the glass fiber reinforced plastic cable (7) penetrates through the hand wheel (25), the hollow adjusting screw (21), the support column (16) and the support fixing disc (15) to be connected with the cable connecting seat (13), the cable connector (32) at the other end of the cable connector is connected with the detection data port (4.11) of the controller (4), and the glass fiber reinforced plastic cable (7) can be coiled in the cable coiling and uncoiling frame (3) by utilizing the toughness and the strength of the glass fiber reinforced plastic cable jacket;

the controller (4) is provided with a first charging port (4.10), a detection data port (4.11) and a display terminal data port (4.12), wherein: the first charging port (4.10) is connected with the first power adapter (5) to charge a battery of the controller (4); the detection data port (4.11) is connected with the connector (32), and is used for transmitting a control signal of the cradle head (9.1) through a multi-core wire, receiving images and data and supplying power to the detection head (1); the display terminal data port (4.12) is connected with the display terminal (6) and is used for transmitting images, videos and data to the display terminal (6); a speed key (4.1), a cradle head up-turning key (4.2), a cradle head left-turning key (4.3), a manual/automatic switching key (4.4), a speed 1/speed 2 switching key (4.5), a cradle head down-turning key (4.6), a cradle head right-turning key (4.8) and a light mode key (4.9) for controlling the cradle head (9.1) to work are respectively arranged on a panel of the controller (4);

the display terminal (6) comprises a display screen (6.1), a memory card (6.2), a second power adapter (6.9) and display screen control keys; the display terminal (6) is provided with a clamping groove (6.3), and a memory card (6.2) for storing detection data is inserted into the clamping groove (6.3); a display data input end (6.10) on the display terminal (6) is connected to a display terminal data port (4.12) of the controller (4), and a second charging port (6.11) on the display terminal (6) is connected with a second power adapter (6.9) to charge a battery of the display terminal (6); the display screen control keys comprise a switch key (6.4), a MENU key (6.5), an ENTER key (6.6), an up key (6.7) and a down key (6.8); a clamping seat of the display terminal (6) is arranged on the inner side of the box cover (8.1), and the display terminal (6) is fixed in the clamping seat;

the portable box body (8) in be provided with corresponding equipment and accomodate groove (34), respectively with detect head (1), scissors variable diameter support frame (2), cable receive and release frame (3), controller (4) and power adapter inlay in corresponding storage groove.

2. A scissor pulley support visualization scope as in claim 1, wherein: the lower part of the panel of the controller (4) is provided with an electric quantity display icon (4.7).

3. A scissor pulley support visualization scope as in claim 1, wherein: the display terminal (6) can be held by hand or fixed on the inner side of the box cover (8.1) through the clamping seat.

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