阅读说明：本技术 一种用于修补混凝土河堤水下缺损的装置 (Device for repairing underwater defect of concrete river levee ) 是由 聂相田 王博 刘英杰 李智勇 范天雨 于 2019-04-03 设计创作，主要内容包括：一种用于修补混凝土河堤水下缺损的装置,包括工作基台、转动设置在工作基台上且具有伸缩功能的调节臂以及依附在调节臂上的传输总管,在调节臂的自由端设置有缺损修补罩和修补辅助机构,所述缺损修补罩包括一底部开口用以罩住混凝土河堤缺损部位的圆形罩壳,传输总管的末端与罩壳内连通,以使传输总管内的水泥砂浆管伸入到罩壳内,并向其内输送水泥砂浆修补料。本发明的缺损填补装置实现了水下修补作业,能够在发现河堤缺损时进行及时修补,防止了缺损位置的扩大化,避免了河堤出现安全隐患。(The utility model provides a device for repairing concrete river levee is defective under water, includes the work base station, rotates the regulating arm that sets up on the work base station and have flexible function and depends on the transmission house steward on the regulating arm, is provided with defect repair cover and repair complementary unit at the free end of regulating arm, defect repair cover includes that a bottom opening is used for covering the circular housing of concrete river levee defect position, intercommunication in transmission house steward's end and the housing to make the cement mortar pipe in the transmission house steward stretch into in the housing to carry cement mortar to repair the material in it. The defect filling device realizes underwater repair operation, can perform timely repair when the defect of the river bank is found, prevents the defect position from being enlarged, and avoids potential safety hazards of the river bank.)

1. The utility model provides a device for repairing concrete river levee is defective under water, includes work base station (1), rotates and sets up on work base station (1) and have flexible function regulating arm (3) and depend on transmission house steward (2) on regulating arm (3), is provided with defect repair cover (4) and repair complementary unit (5) at the free end of regulating arm (3), defect repair cover (4) include a bottom opening and be used for covering the circular housing of the defective position of concrete river levee, communicate in the end of transmission house steward (2) and the housing to make cement mortar pipe (203) in transmission house steward (2) stretch into in the housing to carry cement mortar to repair the material in it, its characterized in that: a compressed gas inlet pipe (202) and a fluid outlet pipe (204) are also arranged in the transmission main pipe (2), wherein one end of the compressed gas inlet pipe (202) is communicated with an air compressor, and the other end of the compressed gas inlet pipe extends into the housing; the fluid discharge pipe (204) is used for communicating the space in the housing with the external atmosphere, compressed air generated by the air compressor is sent into the housing through the compressed gas inlet pipe (202), and water in the housing is discharged out of the housing through the fluid discharge pipe (204), so that a water-free working space is formed in the housing;

the repairing auxiliary mechanism (5) comprises a rotating shaft (506) extending into the center of the housing, a rotating scraper (508) is arranged at the bottom of the rotating shaft (506), the top of the rotating shaft (506) penetrates out of the housing and then is rotationally connected with a sliding block (505) arranged in a mounting cavity (306) in the free end of the adjusting arm (3), two sliding rails (503) are symmetrically arranged on the side wall of the mounting cavity (306), the sliding block (505) is in sliding fit with the two sliding rails (503), and the sliding block (505) is controlled by a telescopic rod of a lifting oil cylinder (504) arranged at the top of the mounting cavity (306) to reciprocate along the sliding rails (503) so as to realize the contact or separation of the rotating scraper (508) and the surface of the concrete embankment covered by the housing;

a conical transmission gear I (507) is sleeved on a part, located in the installation cavity (306), of the rotating shaft (506) in a surrounding mode, when a telescopic rod control sliding block (505) of the lifting oil cylinder (504) descends to the lowest position, a rotating scraper (508) is in contact with the surface of the concrete river bank, at the moment, the conical transmission gear I (507) is meshed with a conical transmission gear II (502) penetrating through a pore channel (307) in the side wall of the installation cavity (306), the conical transmission gear II (502) is driven to rotate by a speed reducer driven by a motor, power is further transmitted to the rotating shaft (506), and the rotating scraper (508) is driven by the rotating shaft (506) to rotate on the surface of the concrete river bank so as to scrape cement mortar into a defect part and level the cement mortar after impurities on the surface of the; a water-proof shell (501) which seals the motor, the speed reducer and the pore canal (307) is arranged outside the conical transmission gear II (502);

the conveying main pipe (2) is internally and uniformly provided with supporting sleeve plates (205) along the length direction of the conveying main pipe, and the supporting sleeve plates (205) are provided with a plurality of through holes for the cement mortar pipes (203), the compressed gas inlet pipe (202) and the fluid discharge pipe (204) to pass through;

the circular cover casing of the defect repairing cover (4) comprises a circular plate (401) and a circular truncated cone-shaped sleeve (402) distributed around the edge of the circular plate (401), a circular truncated cone-shaped rubber sleeve (403) is arranged on the inner wall of the circular truncated cone-shaped sleeve (402), the bottom of the circular truncated cone-shaped rubber sleeve (403) exceeds the bottom of the circular truncated cone-shaped sleeve (402), an inflatable rubber sleeve (404) is arranged close to the inner wall of the circular truncated cone-shaped rubber sleeve (403), the bottom of the inflatable rubber sleeve (404) expands outwards in an arc shape and exceeds the bottom of the circular truncated cone-shaped sleeve (402), and after the interior of the inflatable rubber sleeve is inflated, the inflatable rubber sleeve is extruded on a concrete embankment by the circular truncated cone-shaped sleeve (402; the top of the inflatable rubber sleeve (404) is provided with a flat plate part attached to the circular plate (401), the flat plate part is provided with an air inlet, and the air inlet is communicated with an external air compressor through an inflatable tube (201); the inflation pipe (201) is arranged in the transmission main pipe (2);

the top sets up light and monitor probe in the circular housing of cover (4) is repaired in the defect, draws forth in the line of light and monitor probe's the data line respectively through transmission house steward (2), and monitor probe's data line is connected with the display screen of last control chamber of work base station (1) to make operating personnel can remove regulating arm (3) through the content that shows on the display screen.

2. The apparatus for repairing an underwater defect of a concrete river bank according to claim 1, wherein: encircle it is provided with cross-section for cylindric rubber circle (405) on inflating gum cover (404) inside wall, the top height of this rubber circle (405) and the bottom parallel and level of round platform form sleeve (402), the bottom height is parallel and level with the bottom of round platform form rubber cover (403).

Technical Field

The invention relates to a concrete river levee in a water conservancy facility, in particular to a device for repairing underwater defects of the concrete river levee.

Background

Disclosure of Invention

In order to solve the problem that the concrete river levee can not be repaired in time after being damaged due to various reasons in the prior art, the invention provides the device for repairing the underwater defect of the concrete river levee.

The technical scheme adopted by the invention for solving the technical problems is as follows: a device for repairing underwater defects of a concrete river levee comprises a working base platform, an adjusting arm which is rotatably arranged on the working base platform and has a telescopic function, and a transmission main pipe attached to the adjusting arm, wherein a defect repairing cover and a repairing auxiliary mechanism are arranged at the free end of the adjusting arm, the defect repairing cover comprises a circular cover shell of which the bottom opening is used for covering the defect part of the concrete river levee, the tail end of the transmission main pipe is communicated with the interior of the cover shell so that a cement mortar pipe in the transmission main pipe extends into the cover shell and conveys cement mortar repairing materials into the cover shell, a compressed gas inlet pipe and a fluid discharge pipe are further arranged in the transmission main pipe, one end of the compressed gas inlet pipe is communicated with an air compressor, and the other end of the compressed gas inlet pipe extends into the cover shell; the fluid discharge pipe is used for communicating the space in the housing with the external atmosphere, compressed air generated by the air compressor is sent into the housing through the compressed gas inlet pipe, and water in the housing is discharged out of the housing through the fluid discharge pipe, so that a waterless operation space is formed in the housing;

the repairing auxiliary mechanism comprises a rotating shaft extending into the center of the housing, a rotating scraper is arranged at the bottom of the rotating shaft, the top of the rotating shaft penetrates out of the housing and is rotationally connected with a sliding block arranged in an installation cavity in the free end of the adjusting arm, two sliding rails are symmetrically arranged on the side wall of the installation cavity, the sliding block is in sliding fit with the two sliding rails, and the sliding block is controlled by a telescopic rod of a lifting oil cylinder arranged at the top of the installation cavity to reciprocate along the sliding rails so as to realize the contact or separation of the rotating scraper and the surface of the concrete river bank covered by the housing;

the part of the rotating shaft, which is positioned in the installation cavity, is sleeved with a conical transmission gear I, and when a telescopic rod of the lifting oil cylinder controls the sliding block to descend to the lowest position, the rotating scraper is in contact with the surface of the concrete river bank, at the moment, the conical transmission gear I is meshed with a conical transmission gear II which penetrates through a pore passage on the side wall of the installation cavity, the conical transmission gear II is driven to rotate by a speed reducer driven by a motor, so that power is transmitted to the rotating shaft, and the rotating shaft drives the rotating scraper to rotate on the surface of the concrete river bank so as to remove impurities on the surface of the river bank or scrape cement mortar into a defect part and smooth; and a water-proof shell for sealing the motor, the speed reducer and the pore passage in the conical transmission gear II is arranged outside the conical transmission gear II.

In a preferred embodiment of the present invention, the working base is provided with a cement mortar tank with a stirrer; the adjusting arm is fixedly arranged on a hollow rotating platform, a mortar pump is arranged in an inner cavity of the hollow rotating platform, a suction inlet of the mortar pump is communicated with the bottom of the cement mortar tank through a hose, and a discharge outlet of the mortar pump is connected with a cement mortar pipe; the hollow rotating platform is arranged on a turntable, a plurality of supporting balls rolling at the bottom of the pits on the working base platform are arranged at the bottom of the turntable, a rotating shaft is arranged at the center of the bottom of the turntable and is connected with a speed reducer driven by a motor through a transmission gear set, so that the rotating shaft, the turntable and the hollow rotating platform are driven by power output by the motor to synchronously rotate, and the orientation of the adjusting arm is adjusted.

Another preferred embodiment of the invention is that the adjusting arm comprises a first telescopic arm, a second telescopic arm and a third telescopic arm which are hydraulically driven and sequentially hinged, a first adjusting oil cylinder for adjusting an included angle between the first telescopic arm and the second telescopic arm is arranged between the first telescopic arm and the second telescopic arm, a second adjusting oil cylinder for adjusting an included angle between the second telescopic arm and the third telescopic arm is arranged between the second telescopic arm and the third telescopic arm, the length of the adjusting arm is changed by extending and shortening the first telescopic arm, the second telescopic arm and the third telescopic arm, and the inclination angle of the adjusting arm is changed by extending and shortening a piston rod of the first adjusting oil cylinder and a piston rod of the second adjusting oil cylinder, so that the defect repairing cover arranged at the free end of the adjusting arm is perpendicular to the defect part of the concrete river bank to be repaired.

In another preferred embodiment of the present invention, the conveying main pipe is uniformly provided with supporting sleeve plates along the length direction thereof, and the supporting sleeve plates are provided with a plurality of through holes for allowing the cement mortar pipe, the compressed gas inlet pipe and the fluid outlet pipe to pass through.

In another preferred embodiment of the present invention, the circular housing of the defect repair cover comprises a circular plate and circular truncated cone-shaped sleeves distributed around the edge of the circular plate, a circular truncated cone-shaped rubber sleeve is arranged on the inner wall of the circular truncated cone-shaped sleeve, the bottom of the circular truncated cone-shaped rubber sleeve exceeds the bottom of the circular truncated cone-shaped sleeve, an inflation rubber sleeve is arranged close to the inner wall of the circular truncated cone-shaped rubber sleeve, the bottom of the inflation rubber sleeve expands outwards in an arc shape and exceeds the bottom of the circular truncated cone-shaped sleeve, so that after the inflation of the inflation rubber sleeve, the inflation rubber sleeve is extruded on the concrete river levee by the circular truncated cone-; the top of the inflatable rubber sleeve is provided with a flat plate part attached to the circular plate, the flat plate part is provided with an air inlet, and the air inlet is communicated with an external air compressor through an inflatable tube; the inflation tube is arranged in the transmission main tube.

In another preferred embodiment of the invention, a rubber ring with a cylindrical cross section is arranged around the inner side wall of the inflatable rubber sleeve, the top height of the rubber ring is flush with the bottom of the circular truncated cone-shaped sleeve, and the bottom height of the rubber ring is flush with the bottom of the circular truncated cone-shaped rubber sleeve.

Compared with the prior art, the invention has the following beneficial effects:

1) according to the invention, the defect repairing cover is arranged at the free end of the adjusting arm with the telescopic function, the circular housing of the defect repairing cover can cover the defect part to be repaired, then the rotary scraper in the housing moves downwards under the pushing of the lifting oil cylinder and is tightly pressed against the surface of the river bank, then the motor reducer in the repairing auxiliary mechanism moves, and the rotary scraper is driven to rotate by the conical transmission gear I and the conical transmission gear II, so that the effects of cleaning algae, silt and aquatic organisms on the surface of the river bank are achieved; after the cleaning is finished, compressed air is injected into the housing through the compressed air inlet pipe, and water mixed impurities in the housing are discharged through the fluid discharge pipe due to the injection of the compressed air, so that a waterless operation space is formed in the housing; finally, injecting cement mortar repairing materials into the housing by using the cement mortar pipe, and scraping the cement mortar repairing materials into the defect position and leveling the cement mortar repairing materials under the rotation of the rotary scraper; by the defect filling device, underwater repairing operation is realized, timely repairing can be performed when the defect of the river bank is found, the defect position is prevented from being enlarged, and potential safety hazards of the river bank are avoided;

2) in order to ensure the sealing performance of the defect repairing cover and smoothly extrude and discharge water in the defect repairing cover when compressed air is injected, a circular truncated cone-shaped rubber sleeve and an inflatable rubber sleeve are arranged on the inner wall of a circular truncated cone-shaped sleeve of the circular housing at one time, and the bottom of the inflatable rubber sleeve expands outwards in an arc shape and exceeds the bottom of the circular truncated cone-shaped sleeve, so that after the interior of the inflatable rubber sleeve is inflated, the inflatable rubber sleeve is extruded on a concrete river dike by the circular truncated cone-shaped sleeve, and sealing is realized; in order to further improve this kind of sealing performance, encircle it is cylindric rubber circle to be provided with the cross-section on the rubber sleeve inside wall to aerify, the top height of this rubber circle and the telescopic bottom parallel and level of round platform form, the bottom height is highly parallel and level with the bottom of round platform form rubber sleeve, when aerifing the rubber sleeve like this and aerifing and being extruded the river levee, the rubber circle can be perfect will aerify the gap between rubber sleeve and the river levee surface and shelter from, has improved sealing performance.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of a defect repair cover and repair assist mechanism;

FIG. 3 is a schematic view of the repair aid and the transfer manifold;

FIG. 4 is a schematic view of the internal structure of the transfer manifold;

fig. 5 is a schematic structural view of the working base.

Reference numerals: 1. a working base platform 101, a cement mortar tank 102, a hollow rotating platform 103, a rotary table 104, a mortar pump 105, support balls 106, a rotary shaft 107, a hose 2, a transmission manifold 201, an inflation pipe 202, a compressed gas inlet pipe 203, a cement mortar pipe 204, a fluid outlet pipe 205, a support sleeve plate 3, a regulating arm 301, a first telescopic arm 302, a second telescopic arm 303, a third telescopic arm 304, a first regulating cylinder 305, a second regulating cylinder 306, a mounting cavity 307, a duct, 4, a defect repair cover 401, a circular plate 402, a circular truncated cone sleeve 403, a circular truncated cone rubber sleeve 404, an inflation rubber sleeve 405, a rubber ring 5, a repair auxiliary mechanism 501, a waterproof shell 502, a cone transmission gear II, 503, a slide rail 504, a lifting cylinder 505, a slide block 506, a rotating shaft 507 and a cone transmission gear, 508. the scraper is rotated.

Detailed Description

The technical solution of the present invention is further described with reference to the following specific embodiments. The parts of the invention not described in detail are prior art, such as the telescopic arm, the adjusting cylinder, the scraper in the rotary scraper, etc.