CN113882253B - Unmanned inspection trolley for bottom of oversized steel beam bridge - Google Patents
Unmanned inspection trolley for bottom of oversized steel beam bridge Download PDFInfo
- Publication number
- CN113882253B CN113882253B CN202111073680.6A CN202111073680A CN113882253B CN 113882253 B CN113882253 B CN 113882253B CN 202111073680 A CN202111073680 A CN 202111073680A CN 113882253 B CN113882253 B CN 113882253B
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- frame
- inspection trolley
- steel
- fixedly connected
- detection
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- 238000007689 inspection Methods 0.000 title claims abstract description 60
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 42
- 239000010959 steel Substances 0.000 title claims abstract description 42
- 230000005540 biological transmission Effects 0.000 claims abstract description 17
- 238000000034 method Methods 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000001514 detection method Methods 0.000 abstract description 22
- 230000000694 effects Effects 0.000 abstract description 4
- 239000004744 fabric Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000011179 visual inspection Methods 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/10—Railings; Protectors against smoke or gases, e.g. of locomotives; Maintenance travellers; Fastening of pipes or cables to bridges
- E01D19/106—Movable inspection or maintenance platforms, e.g. travelling scaffolding or vehicles specially designed to provide access to the undersides of bridges
Abstract
The invention discloses an unmanned inspection trolley for the bottom of an oversized steel girder bridge, and relates to the technical field of bridge detection. The invention includes an inspection trolley; the inspection trolley comprises a frame with a U-shaped structure; an electric box, a motor and a T-shaped transmission box are fixed on the inner bottom surface of the frame; both side walls of the frame are rotationally connected with a unilateral rail wheel and a driving wheel; the side surface of the periphery of the driving wheel is provided with a toothed ring; the lower surface of the frame is detachably connected with a bracket; gears meshed with the toothed rings are fixed on two output shafts of the T-shaped transmission case; the bracket is connected with a power supply; the lower end of the bracket is fixed with a mounting plate; the upper surface of the mounting plate is provided with a plurality of control balls. According to the invention, the inspection trolley is arranged on the I-steel for walking, and the detection of the bridge is realized through the arrangement control ball below the inspection trolley, so that the detection efficiency and the detection effect are effectively improved. Meanwhile, the detection can be performed in real time through the detection trolley, and the problem that the existing manual detection needs to be performed at specific time at night and the operation condition is poor is solved.
Description
Technical Field
The invention belongs to the technical field of bridge detection, and particularly relates to an unmanned inspection trolley for the bottom of an oversized steel girder bridge.
Background
In recent years, along with the rapid development of railways in China, railway service equipment steadily advances towards a high-energy efficient high-tech direction; various constructions which are carried out by huge manpower in the past gradually change to high-tech and human-saving directions. At present, the steel beam bridge is inspected at the bottom of the beam by entering an inspection trolley by inspection personnel, then moving to the bottom of the bridge for inspection, and the bridge bottom is crosswind, so that the personal safety of the inspection personnel is at risk, and the inspection process needs to drive the large-scale inspection trolley, so that a great deal of labor cost and time cost are consumed.
Meanwhile, the manual inspection depends on visual inspection, so that the problems of incomplete inspection, inaccurate judgment, omission and the like are easy to occur, the detection efficiency is low, and the inspection effect is poor.
For high-speed railways, inspection can be performed only in a limited night skylight point time, the operation condition is poor, and the inspection task is more difficult to complete, so that the existing manual inspection means and modes are needed to be changed.
Disclosure of Invention
The invention aims to provide an unmanned inspection trolley at the bottom of an oversized steel beam bridge, which realizes the detection of the bridge by arranging the inspection trolley walking on I-steel and arranging a control ball below the inspection trolley, and solves the problems of low manual detection efficiency and poor effect in the prior art. Meanwhile, the detection can be performed in real time through the detection trolley, and the problem that the existing manual detection needs to be performed at specific time at night and the operation condition is poor is solved.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to an unmanned inspection trolley for the bottom of an oversized steel girder bridge, which comprises I-steel; the lower part of the I-steel is connected with an inspection trolley; the inspection trolley comprises a frame with a U-shaped structure; the inner bottom surface of the frame is fixedly connected with an electric box, a motor and a T-shaped transmission box;
the two side walls of the frame are respectively and rotatably connected with a unilateral rail wheel and a driving wheel which are matched with the I-steel; the side face of the periphery of the driving wheel is provided with a toothed ring; the lower surface of the frame is detachably connected with a bracket;
the motor is in transmission connection with the T-shaped transmission case; two output shafts of the T-shaped transmission case are fixedly connected with gears meshed with the toothed ring, and the end parts of the two output shafts are respectively and rotatably connected with the side wall of the frame;
the bracket is fixedly connected with a power supply; the lower end of the bracket is fixedly connected with a mounting plate; the upper surface of the mounting plate is provided with a plurality of control balls.
Further, the upper surfaces of the two side walls of the frame are fixedly connected with anti-falling hanging plates; the two anti-falling hanging plates are symmetrically arranged relative to the I-steel and used for preventing the inspection trolley from falling off from the I-steel.
Further, a fixing plate is detachably connected to one side wall of the frame; the unilateral track wheel and the driving wheel are both rotationally connected with the fixed plate; the anti-drop hanging plate is fixedly connected with the upper surface of the fixing plate.
Further, a plurality of threaded holes are formed in one side wall of the frame; the side of the fixed plate is provided with a through hole corresponding to the threaded hole, and the fixed plate is connected with the threaded hole through a hand screw.
Further, the side wall of the frame is fixedly connected with a plurality of T-shaped pins; the notch matched with the T-shaped pin is formed in the lower surface of the fixing plate.
Further, the lower surface of the frame is fixedly connected with a fixed block; the fixed block is provided with a chute; the upper end of the bracket is fixedly connected with a sliding block matched with the sliding groove.
The invention has the following beneficial effects:
1. according to the invention, the unilateral rail wheel and the driving wheel on the inspection trolley are arranged, so that walking on the I-steel is realized, the control ball is arranged below the inspection trolley through the bracket, the bridge is detected by using the control ball, unmanned detection is realized, and the detection efficiency and the detection effect on the bridge are effectively improved. And moreover, the inspection trolley is matched with the distribution control ball, so that the coverage area of detection is wide, a large amount of manpower is saved, and the cost of bridge bottom inspection is greatly reduced.
2. According to the invention, unmanned detection is realized by utilizing the inspection trolley to walk along the I-steel at the bottom of the bridge, and the bridge is detected in real time, so that the situations of poor night operation conditions and high detection difficulty caused by waiting for a skylight point at night in manual detection are avoided.
Meanwhile, personnel are not required to enter the bottom of the bridge for inspection, and the safety risk of the personnel is reduced.
Of course, it is not necessary for any one product to practice the invention to achieve all of the advantages set forth above at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of an unmanned inspection trolley at the bottom of an oversized steel beam bridge;
FIG. 2 is a schematic view of the structure of the inspection trolley;
FIG. 3 is a schematic view of the structure of the bottom view of FIG. 2;
FIG. 4 is an exploded view of the inspection trolley;
in the drawings, the list of components represented by the various numbers is as follows:
1-I-steel, 2-inspection trolley, 3-support, 4-fixed plate, 5-anti-drop hanging plate, 201-frame, 202-electric box, 203-motor, 204-T-shaped transmission box, 205-single-side rail wheel, 206-driving wheel, 207-toothed ring, 208-gear, 209-threaded hole, 210-T-shaped pin, 211-fixed block, 212-chute, 301-power supply, 302-mounting plate, 303-distribution ball, 401-hand screw and 402-notch.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be understood that the terms "open," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like indicate orientation or positional relationships, merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
Referring to fig. 1-4, the invention discloses an unmanned inspection trolley for the bottom of an oversized steel girder bridge, which comprises an I-steel 1, wherein the I-steel 1 is arranged at the bottom of the bridge. The lower part of the I-steel 1 is connected with an inspection trolley 2, and the inspection trolley 2 is hung below the I-steel 1 and can move along the I-steel 1.
The inspection trolley 2 comprises a frame 201 of U-shaped configuration; the inner bottom surface of the frame 201 is fixedly connected with an electric box 202, a motor 203 and a T-shaped transmission box 204 through screws; the electrical box 202 is used for mounting electrical components, circuit boards, and the like.
Both side walls of the frame 201 are rotatably connected with a unilateral rail wheel 205 and a driving wheel 206 which are matched with the I-steel 1; a toothed ring 207 is arranged on the peripheral side of the driving wheel 206; the lower surface of the frame 201 is detachably connected with a bracket 3. The driving wheel 206 is also a rail wheel, and teeth are uniformly distributed on the circumferential surface of a flange of the rail wheel, so that the flange forms a toothed ring structure, or a circular toothed ring is directly welded on the circumferential surface of the driving wheel 206.
The motor 203 is in transmission connection with the T-shaped transmission case 204, and an output shaft of the motor 203 can be connected with an input shaft of the T-shaped transmission case 204 through a coupler. The two output shafts of the T-shaped transmission case 204 are fixedly connected with gears 208 meshed with the toothed ring 207, and the end parts of the two output shafts are respectively and rotatably connected with the side wall of the frame 201 through bearing seats.
The support 3 is fixedly connected with the power supply 301, specifically, the support 3 can be formed by welding pipe fittings, and the support 3 can be welded with a box body or a frame body for placing the power supply 301, so that the power supply 301 can be replaced conveniently. The power supply 301 is a lithium battery and is used for supplying power to each electrical device. The lower end of the bracket 3 is welded or bolted with a mounting plate 302; the upper surface of the mounting plate 302 is provided with two or more control balls 303.
During detection, the motor 203 is used for acting, the gear 208 on the output shaft of the T-shaped transmission box 204 drives the driving wheel 206 to rotate, so that the inspection trolley 2 moves along the I-steel 1, the bottom of a bridge is detected by using the cloth control ball 303, the image is focused and enlarged by the cloth control ball 303, suspicious areas are inspected in a focus mode, the inspection image, data and the like are clear, and subjective influence of manual visual inspection is avoided. Moreover, the acquired images can be stored for a long time, so that the damage of the bridge bottom in different periods can be compared and analyzed conveniently in the long-term inspection process, and the damage development condition of the bridge bottom can be judged.
As another preferable scheme, the upper surfaces of the two side walls of the frame 201 are fixedly connected with the anti-falling hanging plate 5 through screws; the two anti-drop hanging plates 5 are symmetrically arranged relative to the I-steel 1 and are used for preventing the inspection trolley 2 from falling off from the I-steel 1. The interval of two anticreep link plates 5 is less than the width of I-steel 1 bottom, and when inspection dolly 2 produced the skew, unilateral rail wheel 205 and the drive wheel 206 slippage on one side, the I-steel 1 bottom was hung to accessible two anticreep link plates 5 to the condition that can effectually prevent inspection dolly 2 accident drop takes place.
Meanwhile, as shown in fig. 4, one side wall of the frame 201 is detachably connected with a fixing plate 4; and one of the single-sided rail wheels 205 and one of the driving wheels 206 on the inspection trolley 2 are both rotatably connected to the fixed plate 4. And, one of the anti-drop hanging plates 5 is connected with the upper surface of the fixed plate 4 through screws or welded.
By mounting the single-side rail wheel 205 and the driving wheel 206 on one side of the inspection trolley 2 on the detachable fixing plate 4, the inspection trolley 2 is more convenient when being mounted or dismounted with the I-steel 1.
Specifically, two threaded holes 209 are formed in one side wall of the frame 201; the fixing plate 4 is provided with a through hole corresponding to the screw hole 209 on the side surface and is connected by a hand screw 401. Two T-shaped pins 210 are welded or screwed on the side wall of the frame 201; the lower surface of the fixing plate 4 is provided with a notch 402 which is matched with the T-shaped pin 210.
During installation, after the unilateral rail wheel 205 and the driving wheel 206 on one side of the inspection trolley 2 are abutted against the I-steel 1, the notch 402 on the fixed plate 4 is clamped on the T-shaped pin 210, so that the position of the fixed plate 4 is positioned, the fixed plate 4 is preliminarily fixed, the fixed plate 4 is fixed on the frame 201 by screwing the screw 401 and the threaded hole 209 in a matched manner, and at the moment, the unilateral rail wheel 205 and the driving wheel 206 on the fixed plate 4 are abutted against the I-steel 1, and are matched with the unilateral rail wheel 205 and the driving wheel 206 on the other side of the inspection trolley 2, so that the inspection trolley 2 is hung on the I-steel 1, and the unilateral rail wheel 205 and the driving wheel 206 on two sides are moved. Handles can be mounted on the outer walls of the two sides of the frame 201, and the inspection trolley 2 can be conveniently carried and mounted through the handles.
As shown in fig. 3, a fixing block 211 is screwed or welded to the lower surface of the frame 201; the lower surface of the fixed block 211 is provided with a chute 212, and the chute 212 is a dovetail groove or a T-shaped groove; and the upper end of the bracket 3 is welded or connected with a sliding block matched with the sliding groove 212 by a screw, so that the bracket 3 can be matched with the sliding groove 212 by the sliding block, and quick installation and disassembly are realized. In addition, the side surface of the fixing block 211 can be provided with a threaded blind hole, and the side surface of the sliding block is welded with a corresponding connecting lug, so that after the sliding block is matched with the sliding groove 212, the sliding block is fixed inside the sliding groove 212 through the matching of the screw and the threaded blind hole, and the bracket 3 is integrally fixed.
The screw thread through hole is also directly formed in the surface of the sliding block and is matched with the manual screwing screw, after the sliding block is matched with the sliding groove 212, the manual screwing screw is turned, so that the end part of the manual screwing screw props against the inner top surface of the sliding groove 212, the position of the sliding block is fixed, the whole position of the bracket 3 is fixed, and meanwhile, the bracket is convenient to detach effectively.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.
Claims (3)
1. An unmanned inspection trolley at the bottom of an oversized steel girder bridge comprises I-steel (1); the method is characterized in that: the lower part of the I-steel (1) is connected with an inspection trolley (2);
the inspection trolley (2) comprises a frame (201) with a U-shaped structure; the inner bottom surface of the frame (201) is fixedly connected with an electric box (202), a motor (203) and a T-shaped transmission case (204);
both side walls of the frame (201) are rotatably connected with a unilateral rail wheel (205) and a driving wheel (206) which are matched with the I-steel (1); a toothed ring (207) is arranged on the peripheral side surface of the driving wheel (206); the lower surface of the frame (201) is detachably connected with a bracket (3); the bracket (3) is fixedly connected with a power supply (301); the lower end of the bracket (3) is fixedly connected with a mounting plate (302); the upper surface of the mounting plate (302) is provided with a plurality of distribution control balls (303)
The motor (203) is in transmission connection with the T-shaped transmission case (204); two output shafts of the T-shaped transmission case (204) are fixedly connected with gears (208) meshed with the toothed ring (207), and the end parts of the two output shafts are respectively and rotatably connected with the side wall of the frame (201);
a fixed plate (4) is detachably connected to one side wall of the frame (201); both the unilateral rail wheel (205) and the driving wheel (206) are rotationally connected with the fixed plate (4); an anti-drop hanging plate (5) is fixedly connected with the upper surface of the fixed plate (4);
wherein a side wall of the frame (201) is provided with a plurality of threaded holes (209); the side surface of the fixed plate (4) is provided with a through hole corresponding to the threaded hole (209) and is connected through a hand-screwed screw (401); the side wall of the frame (201) is fixedly connected with a plurality of T-shaped pins (210); the lower surface of the fixed plate (4) is provided with a notch (402) matched with the T-shaped pin (210).
2. The unmanned inspection trolley for the bottom of the oversized steel girder bridge according to claim 1, wherein the upper surfaces of the two side walls of the frame (201) are fixedly connected with anti-falling hanging plates (5); the two anti-falling hanging plates (5) are symmetrically arranged relative to the I-steel (1) and are used for preventing the inspection trolley (2) from falling off from the I-steel (1).
3. An oversized steel girder bridge bottom unmanned inspection trolley according to claim 1 or 2, wherein the lower surface of the frame (201) is fixedly connected with a fixed block (211); the fixed block (211) is provided with a chute (212); the upper end of the bracket (3) is fixedly connected with a sliding block matched with the sliding groove (212).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111073680.6A CN113882253B (en) | 2021-09-14 | 2021-09-14 | Unmanned inspection trolley for bottom of oversized steel beam bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111073680.6A CN113882253B (en) | 2021-09-14 | 2021-09-14 | Unmanned inspection trolley for bottom of oversized steel beam bridge |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113882253A CN113882253A (en) | 2022-01-04 |
| CN113882253B true CN113882253B (en) | 2023-10-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111073680.6A Active CN113882253B (en) | 2021-09-14 | 2021-09-14 | Unmanned inspection trolley for bottom of oversized steel beam bridge |
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| CN (1) | CN113882253B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001164519A (en) * | 1999-12-03 | 2001-06-19 | Hanshin Kosoku Doro Kanri Gijutsu Center | Bridge-steel i-girder maintenance inspection device |
| CN204455817U (en) * | 2015-03-06 | 2015-07-08 | 河南省中原起重机械总厂 | A kind of running gear of bridge inspection car |
| CN205668886U (en) * | 2016-06-16 | 2016-11-02 | 河南省中原矿山设备有限公司 | A kind of rail-mounted gantry container crane preventing gnawing rail device |
| CN206667051U (en) * | 2017-04-13 | 2017-11-24 | 陕西博安机械工程有限公司 | Synchronously driving checks dolly to a kind of rail clamp-proof |
| CN110468706A (en) * | 2019-09-06 | 2019-11-19 | 合肥德泰科通测控技术有限公司 | Guardrail robot bridge inspection device |
| CN210288110U (en) * | 2019-07-09 | 2020-04-10 | 陕西博安机械工程有限公司 | Inspection vehicle for bottom of concrete bridge |
-
2021
- 2021-09-14 CN CN202111073680.6A patent/CN113882253B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001164519A (en) * | 1999-12-03 | 2001-06-19 | Hanshin Kosoku Doro Kanri Gijutsu Center | Bridge-steel i-girder maintenance inspection device |
| CN204455817U (en) * | 2015-03-06 | 2015-07-08 | 河南省中原起重机械总厂 | A kind of running gear of bridge inspection car |
| CN205668886U (en) * | 2016-06-16 | 2016-11-02 | 河南省中原矿山设备有限公司 | A kind of rail-mounted gantry container crane preventing gnawing rail device |
| CN206667051U (en) * | 2017-04-13 | 2017-11-24 | 陕西博安机械工程有限公司 | Synchronously driving checks dolly to a kind of rail clamp-proof |
| CN210288110U (en) * | 2019-07-09 | 2020-04-10 | 陕西博安机械工程有限公司 | Inspection vehicle for bottom of concrete bridge |
| CN110468706A (en) * | 2019-09-06 | 2019-11-19 | 合肥德泰科通测控技术有限公司 | Guardrail robot bridge inspection device |
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| Publication number | Publication date |
|---|---|
| CN113882253A (en) | 2022-01-04 |
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