Movable self-cleaning visual inspection device for shield tunneling machine

Abstract

The utility model discloses a movable self-cleaning visual detection device for a shield tunneling machine, which comprises a moving module and a detection platform, and the moving module is arranged on the side surface of a segment erector of the shield tunneling machine; the detection platform comprises a platform mounting frame base, and a lens self-cleaning module, a visual detection module and a gear-shutter module are mounted on the platform mounting frame base; the camera shell is mounted on the moving module; the moving module is used for driving the detection platform to move along the track; according to the utility model, multi-aspect and multi-angle visual detection can be carried out on the splicing quality of the shield tunneling machine duct piece, clean, clear and stable imaging of the camera can be ensured, the leakproofness of the visual detection module is ensured, the manpower is reduced, the device is more intelligent, and the working efficiency and the detection effect are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of shield machine detection, in particular to a movable self-cleaning visual detection device for a shield machine. Background Art

[0002] The shield machine is a large-scale key equipment in tunnel construction. It plays a vital role in tunnel engineering. The quality of its segment installation directly affects the stability and safety of tunnel engineering. Damage to the segment will cause a series of safety problems, and in serious cases, it will lead to major engineering accidents. In order to further improve the quality of segment installation, it is generally necessary to install a visual inspection device on the shield machine to conduct multi-angle and all-round inspection of the segment.

[0003] In current technology, visual inspection devices are usually fixed on shield machines and cannot be moved for inspection, so they are limited in both inspection range and flexibility. At the same time, existing visual inspection devices do not solve the problem of automatic cleaning of camera lenses, especially when shield machines face harsh environments, the cleaning of shield plates is far from enough, which seriously restricts the working efficiency and inspection effect of visual inspection devices.

[0004] Therefore, a movable self-cleaning visual inspection device for a shield machine is proposed. Utility Model Content

[0005] The utility model aims to provide a movable self-cleaning visual inspection device for a shield machine, aiming to solve or improve at least one of the above-mentioned technical problems.

[0006] To achieve the above-mentioned purpose, the utility model provides the following scheme: The utility model provides a movable self-cleaning visual inspection device for a shield machine, comprising a movable module and an inspection platform, wherein the movable module is installed on the side of a shield machine segment assembly machine; the inspection platform comprises a platform mounting frame base and a camera housing arranged on the movable module, and a lens self-cleaning module, a visual inspection module and a gear-shutter module are installed on the platform mounting frame base; the platform mounting frame base, the lens self-cleaning module, the visual inspection module and the gear-shutter module are located in the camera housing; the movable module is used to drive the inspection platform to move along a track;

[0007] The visual inspection module includes a camera box and a camera body, wherein the camera body is installed in the camera box, the camera box is installed on the platform mounting frame base, and the camera body works when the gear-shutter module is opened;

[0008] The gear-shutter module includes a shutter driving unit and a shutter body, wherein the shutter driving unit is mounted on the platform mounting frame base and is used to realize the opening and closing of the shutter body; the shutter body is arranged on the shutter driving unit, and when the shutter body is opened, its opening is directly opposite to the lens of the camera body;

[0009] The lens self-cleaning module comprises a transparent lens, a cleaning part and a cleaning driving part, wherein the cleaning driving part is mounted on the platform mounting frame base and is used to drive the transparent lens to rotate; the transparent lens is mounted on the cleaning driving part; the cleaning part is mounted on the camera housing; the upper part of the transparent lens is in sliding contact with the cleaning part, and the exposed transparent part is opposite to the opening when the shutter body is opened;

[0010] According to a movable self-cleaning visual inspection device for a shield machine provided by the utility model, the cleaning drive unit includes a sealing ring, a synchronous belt, a left synchronous wheel, a motor mounting frame, a synchronous wheel transmission shaft, a lens fixing plate, a stepping motor and a right synchronous wheel, the motor mounting frame is arranged on the base of the platform mounting frame, the left synchronous wheel and the stepping motor are arranged on the motor mounting frame, the stepping motor drives the left synchronous wheel to drive the rotation of the synchronous belt and thus drives the rotation of the right synchronous wheel, the right synchronous wheel is connected to the lens fixing plate through the synchronous wheel transmission shaft, the lens fixing plate is connected to the transparent lens through bolts, the sealing ring is installed on the camera housing and is sheathed on the transparent lens;

[0011] The cleaning part includes the annular rag and an annular cover, the annular rag is installed on the annular cover, the annular cover is connected to the camera housing by a buckle, the annular rag and the annular cover are both fan-shaped, the transparent lens can expose a part of it at the fan-shaped notch, and the transparent lens rubs against the annular rag above when rotating;

[0012] According to a movable self-cleaning visual inspection device for a shield machine provided by the utility model, the shutter drive unit includes a pinion, a motor fixing plate, a stepping motor, a gear box protective shell and a gear box, the gear box is mounted on the base of the platform mounting frame by bolts, the gear box protective shell is connected to the base of the platform mounting frame by bolts, the stepping motor is mounted on the base of the platform mounting frame by a motor fixing plate and a hexagonal head bolt with a hole, the pinion is mounted in the gear box and connected to the stepping motor;

[0013] The shutter body includes a large gear, a shutter blade, a bearing, an upper connecting rod of the shutter blade, a large gear groove, a lower connecting rod of the shutter blade, an upper connecting plate, an upper connecting plate groove and a connecting bolt. The upper connecting plate is installed on the gear box protective shell through connecting bolts, and the shutter blade is installed between the upper connecting plate and the large gear. The upper connecting rod of the shutter blade is located in the upper connecting plate groove, and the lower connecting rod of the shutter blade is located in the large gear groove. The bearing is installed between the gear box and the large gear. When working, the stepping motor drives the small gear to rotate, and the small gear is meshed with the large gear to drive the lower connecting rod of the shutter blade to move on the large gear groove, thereby driving the shutter blade to open. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0015] Figure 1 This is the overall structural view of the utility model;

[0016] Figure 2 It is an axonometric view of the entire camera housing of the present utility model;

[0017] Figure 3 is a cross-sectional view of the camera housing of the present utility model;

[0018] Figure 4 It is a cross-sectional view of the lens self-cleaning module of the present utility model;

[0019] Figure 5 for Figure 4 Enlarged view of point A in the middle;

[0020] Figure 6 An exploded view of the gear-shutter module of the present invention;

[0021] Among them, 1. mobile module, 201. sealing ring, 202. synchronous belt, 203. left synchronous wheel, 204. motor mounting frame, 205. synchronous wheel transmission shaft, 206. transparent lens, 207. ring cover, 208. lens fixing plate, 209. right synchronous wheel, 210. ring rag, 3. camera shell, 301. large gear, 302. connecting bolt, 303. upper connecting plate groove, 304. shutter blade upper connecting rod, 305. upper connecting plate, 306. shutter blade, 307. small gear, 308. motor fixing plate, 309. hexagonal head bolt with hole, 310. stepping motor, 311. shutter blade lower connecting rod, 312. large gear groove, 313. bearing, 314. camera box, 315. camera body, 316. platform mounting frame base, 317. gear box protective shell, 318. gear box, 319. charging port. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and easy to understand, the present invention is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0024] Reference Figure 1-6 The utility model provides a movable self-cleaning visual inspection device for a shield machine, comprising a movable module 1 and an inspection platform, wherein the movable module 1 is mounted on the side of a shield machine segment assembly machine; the inspection platform comprises a platform mounting frame base 316 and a camera housing 3 arranged on the movable module 1, and a lens self-cleaning module, a visual inspection module and a gear-shutter module are mounted on the platform mounting frame base 316; the platform mounting frame base 316, the lens self-cleaning module, the visual inspection module and the gear-shutter module are located in the camera housing 3; the movable module 1 is used to drive the inspection platform to move along a track;

[0025] The visual inspection module includes a camera box 314 and a camera body 315, wherein the camera body 315 is installed in the camera box 314, and the camera box 314 is installed on a platform mounting frame base 316, and the camera body 315 works when the gear-shutter module is opened;

[0026] The gear-shutter module includes a shutter driving unit and a shutter body. The shutter driving unit is mounted on the platform mounting frame base 316 to realize the opening and closing of the shutter body. The shutter body is arranged on the shutter driving unit. When the shutter body is opened, its opening is directly opposite to the lens of the camera body.

[0027] The lens self-cleaning module includes a transparent lens 206, a cleaning part and a cleaning driving part. The cleaning driving part is installed on the platform mounting frame base 316 and is used to drive the transparent lens 206 to rotate. The transparent lens 206 is installed on the cleaning driving part. The cleaning part is installed on the camera housing 3. The annular rag 210 is in sliding contact between the upper part of the transparent lens 206 and the cleaning part, and the exposed transparent part is opposite to the opening when the shutter body is opened. The transparent lens 206 is hard and transparent and does not affect the imaging of the camera below.

[0028] Further optimized solution, the cleaning drive unit includes a sealing ring 201, a synchronous belt 202, a left synchronous wheel 203, a motor mounting frame 204, a synchronous wheel transmission shaft 205, a lens fixing plate 208, a stepping motor 310 and a right synchronous wheel 209, the motor mounting frame 204 is arranged on the platform mounting frame base 316, the left synchronous wheel 203 and the stepping motor 310 are arranged on the motor mounting frame 204, the stepping motor 310 drives the left synchronous wheel 203 to drive the rotation of the synchronous belt 202 and thus drive the rotation of the right synchronous wheel 209, the right synchronous wheel 209 is connected to the lens fixing plate 208 through the synchronous wheel transmission shaft 205, the lens fixing plate 208 is connected to the transparent lens 206 through bolts, the sealing ring 201 is installed on the camera housing 3 and is covered on the transparent lens 206;

[0029] The cleaning part includes a ring-shaped rag 210 and a ring-shaped cover 207. The ring-shaped rag 210 is installed on the ring-shaped cover 207. The ring-shaped cover 207 is connected to the camera housing 3 by snapping. The ring-shaped rag 210 and the ring-shaped cover 207 are both fan-shaped. The transparent lens 206 can be partially exposed at the fan-shaped notch. When the transparent lens 206 rotates, it rubs against the ring-shaped rag 210 above.

[0030] With such arrangement, when the camera image is not clear, the transparent lens rotates under the action of the stepper motor, and the stains on the transparent lens are wiped off by the contact and friction between the transparent lens and the ring-shaped rag, until the camera image is clear and stops, thus completing the self-cleaning;

[0031] Further optimized solution, the shutter drive unit includes a pinion 307, a motor fixing plate 308, a stepper motor 310, a gear box protective shell 317 and a gear box 318, the gear box 318 is mounted on the platform mounting frame base 316 by bolts, the gear box protective shell 317 is connected to the platform mounting frame base 316 by bolts, the stepper motor 310 is mounted on the platform mounting frame base 316 by the motor fixing plate 308 and the hexagonal head bolt 309 with a hole, the pinion 307 is installed in the gear box 318, and is connected to the stepper motor 310;

[0032] The shutter body comprises a large gear 301, a shutter blade 306, a bearing 313, an upper connecting rod 304 of the shutter blade, a large gear groove 312, a lower connecting rod 311 of the shutter blade, an upper connecting plate 305, an upper connecting plate groove 303 and a connecting bolt 302. The upper connecting plate 305 is mounted on the gear box protective shell 317 through the connecting bolt 302. The shutter blade 306 is mounted between the upper connecting plate 305 and the large gear 301. The upper connecting rod 304 of the shutter blade is located in the upper connecting plate groove 303. The lower connecting rod 311 of the shutter blade is located in the large gear groove 312. The bearing 313 is mounted between the gear box 318 and the large gear 301. When working, the stepping motor 310 drives the small gear 307 to rotate. The small gear 307 meshes with the large gear 301 to drive the lower connecting rod 311 of the shutter blade to move on the large gear groove 312, thereby driving the shutter blade 306 to open.

[0033] This arrangement allows the gear-shutter module to be closed when not in operation, keeping the camera sealed internally, further reducing contact with the outside world, and maintaining the camera clean and dry.

[0034] In the description of the present invention, it should be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0035] The embodiments described above are only descriptions of the preferred methods of the present invention, and are not intended to limit the scope of the present invention. Without departing from the design spirit of the present invention, various modifications and improvements made to the technical solutions of the present invention by ordinary technicians in this field should fall within the protection scope determined by the claims of the present invention.

Claims

1. A movable self-cleaning visual inspection device for a shield machine, characterized in that: The invention comprises a mobile module (1) and a detection platform, wherein the mobile module (1) is mounted on the side of a shield machine segment assembly machine; the detection platform comprises a platform mounting frame base (316) and a camera housing (3) arranged on the mobile module (1); a lens self-cleaning module, a visual detection module and a gear-shutter module are mounted on the platform mounting frame base (316); the platform mounting frame base (316), the lens self-cleaning module, the visual detection module and the gear-shutter module are located in the camera housing (3); the mobile module (1) is used to drive the detection platform to move along a track; The visual inspection module comprises a camera box (314) and a camera body (315), wherein the camera body (315) is installed in the camera box (314), and the camera box (314) is installed on a platform mounting frame base (316), and the camera body (315) works when the gear-shutter module is opened; The gear-shutter module comprises a shutter driving unit and a shutter body, wherein the shutter driving unit is mounted on a platform mounting frame base (316) and is used to realize the opening and closing of the shutter body; the shutter body is arranged on the shutter driving unit, and when the shutter body is opened, its opening is directly opposite to the lens of the camera body; The lens self-cleaning module comprises a transparent lens (206), a cleaning part and a cleaning driving part, wherein the cleaning driving part is mounted on a platform mounting frame base (316) and is used to drive the transparent lens (206) to rotate; the transparent lens (206) is mounted on the cleaning driving part; the cleaning part is mounted on a camera housing (3); a ring-shaped cloth (210) is in sliding contact between the upper part of the transparent lens (206) and the cleaning part, and the exposed transparent part is opposite to the opening when the shutter body is opened.

2. The movable self-cleaning visual inspection device for a shield machine according to claim 1 is characterized in that: The cleaning drive unit comprises a sealing ring (201), a synchronous belt (202), a left synchronous wheel (203), a motor mounting frame (204), a synchronous wheel transmission shaft (205), a lens fixing plate (208), a stepping motor (310) and a right synchronous wheel (209); the motor mounting frame (204) is arranged on a platform mounting frame base (316); the left synchronous wheel (203) and the stepping motor (310) are arranged on the motor mounting frame (204); the stepping motor (310) drives the left synchronous wheel (203) to drive the synchronous belt (202) to rotate, thereby driving the right synchronous wheel (209) to rotate; the right synchronous wheel (209) is connected to the lens fixing plate (208) through the synchronous wheel transmission shaft (205); the lens fixing plate (208) is connected to the transparent lens (206) through bolts; the sealing ring (201) is installed on the camera housing (3) and is sheathed on the transparent lens (206); The cleaning part comprises the annular rag (210) and an annular cover (207), wherein the annular rag (210) is mounted on the annular cover (207), and the annular cover (207) is connected to the camera housing (3) by means of a buckle, and the annular rag (210) and the annular cover (207) are both fan-shaped, and a part of the transparent lens (206) can be exposed at the fan-shaped notch, and when the transparent lens (206) rotates, it rubs against the annular rag (210) above.

3. The movable self-cleaning visual inspection device for a shield machine according to claim 1 is characterized in that: The shutter drive unit comprises a pinion (307), a motor fixing plate (308), a stepping motor (310), a gear box protection shell (317) and a gear box (318); the gear box (318) is mounted on the platform mounting frame base (316) by bolts; the gear box protection shell (317) is connected to the platform mounting frame base (316) by bolts; the stepping motor (310) is mounted on the platform mounting frame base (316) by the motor fixing plate (308) and the hexagonal head bolts with holes (309); the pinion (307) is mounted in the gear box (318) and connected to the stepping motor (310); The shutter body comprises a large gear (301), a shutter blade (306), a bearing (313), an upper connecting rod (304) of the shutter blade, a large gear slot (312), a lower connecting rod (311) of the shutter blade, an upper connecting plate (305), an upper connecting plate slot (303) and a connecting bolt (302); the upper connecting plate (305) is mounted on a gear box protective shell (317) through the connecting bolt (302); the shutter blade (306) is mounted between the upper connecting plate (305) and the large gear (301); The shutter blade upper connecting rod (304) is located in the upper connecting plate slot (303), the shutter blade lower connecting rod (311) is located in the large gear slot (312), and the bearing (313) is installed between the gear box (318) and the large gear (301); when working, the stepping motor (310) drives the small gear (307) to rotate, and the small gear (307) is meshed with the large gear (301) to drive the shutter blade lower connecting rod (311) to move on the large gear slot (312), thereby driving the shutter blade (306) to open.

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