CN115821737B - Highway bridge engineering expansion joint detection device and use method thereof - Google Patents
Highway bridge engineering expansion joint detection device and use method thereof Download PDFInfo
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Abstract
The invention discloses a highway bridge engineering expansion joint detection device and a use method thereof, which belong to the technical field of highway bridge engineering expansion joints. When the detection device can detect the width of the expansion joint, the transverse width error is converted into longitudinal movement, and the longitudinal movement is matched with the trigger type alarm, so that staff can more conveniently detect the width error, the error allowable range during detection can be adjusted, the trigger condition of the lighting alarm can be changed, and meanwhile, the device can also detect the installation integrity of the rubber belt.
Description
Technical Field
The invention relates to the technical field of highway bridge expansion joints, in particular to a highway bridge engineering expansion joint detection device and a use method thereof.
Background
The highway bridge expansion joint is in order to adapt to the expansion and contraction deformation that the concrete structure of highway bridge produced because of expending with heat and contracting with cold when the temperature changes, and highway bridge expansion joint can divide into butt joint formula expansion joint, steel sheet expansion joint, combination shear type expansion joint, modulus supporting expansion joint and seamless expansion joint, when using the expansion joint, needs to detect the expansion joint device, and current expansion joint detection device still has some shortages when using.
For example, chinese patent (publication No. CN113720235 a) discloses a highway bridge detection expansion joint device, because part of concrete material falls on the bridge deck and solidifies into a bump shape, the concrete bump on the bridge deck is not removed in time, which results in the limited moving position caused by the obstruction of the concrete bump in the moving process of the slide block, by arranging a removing mechanism at the bottom of the slide block, the concrete bump on the bridge deck is crashed by a push plate in the removing mechanism, the limited moving position caused by the resistance of the bump in the moving of the slide block can be reduced, the slide block can move to a proper position, and the length detection of the expansion joint of the highway bridge can be normally performed; because clear away the mechanism with the concrete lug smashing of bridge floor after, the concrete piece remains on the bridge floor, leads to the frictional force increase of slider bottom and bridge floor, through being equipped with collection mechanism in clear away mechanism bottom, through collecting the mechanism rotation can collect the concrete material of bridge floor, can reduce the frictional force of slider and bridge floor for the travel speed of slider.
When the device detects the expansion joint of the highway bridge, the resistance and the movement can be reduced and fragments can be removed at the same time, but when the device is in actual use, the device can not automatically light when a detection error occurs, and the error allowable range can not be adjusted; when the existing expansion joint detection device is used, the installation completion degree of the rubber belt in the expansion joint can not be automatically tested while the width error is detected; the test device in the publication number CN113720235a can test the width, but during the width test, the transverse movement of the error detecting component cannot be converted into the longitudinal movement, so that it is inconvenient to intuitively observe whether the width fluctuation error of the expansion joint gap and the rubber belt installation are complete or not in the whole pushing process of the device.
Disclosure of Invention
The present invention has been made in view of the problems existing in the existing expansion joint detection devices.
In order to solve the technical problems, according to one aspect of the present invention, the following technical solutions are provided: the utility model provides a highway bridge engineering expansion joint detection device, includes the expansion joint, the top of expansion joint is provided with the automobile body, and the gyro wheel is installed in rotation all around of automobile body, the fixed front bezel that is provided with of front bezel's below is installed the rubber tape detection subassembly, the left and right sides fixedly connected with pillar of front bezel upper surface, the fixed roof that is provided with in top of pillar, the error display module is installed on the right side of rubber tape detection subassembly, the telescopic subassembly is installed in the left side of error display module, the surface of roof is provided with trigger formula siren, install the error range adjustment subassembly that is located the centre of trigger formula siren on the error display module, the first half of error range adjustment subassembly passes through the shaft coupling and links to each other with the latter half of error range adjustment subassembly.
As a preferable scheme of the highway bridge engineering expansion joint detection device, the invention comprises the following steps: the surface of the car body is fixedly connected with a fixing frame, and the left side and the right side of the fixing frame are fixedly connected with grab handles.
As a preferable scheme of the highway bridge engineering expansion joint detection device, the invention comprises the following steps: the rubber belt detection assembly comprises a sliding rod which is slidably mounted below a front plate, a first clamping sleeve is fixedly connected to the bottom of the sliding rod, a rotating rod is rotatably mounted in the first clamping sleeve, a first pressing wheel is rotatably connected to the left side of the rotating rod, a rotary drum is rotatably mounted on the right side of the first clamping sleeve, a second pressing wheel is rotatably connected to the right side of the rotary drum, and a second clamping sleeve is rotatably connected to the outer side of the rotary drum.
As a preferable scheme of the highway bridge engineering expansion joint detection device, the invention comprises the following steps: the surface fixedly connected with clamping rod of bull stick, the right side fixedly connected with first spring of clamping rod, the right side of first spring links to each other with the rotary drum, the draw-in groove has been seted up to the inside of rotary drum, the ball is all installed in the inside rotation of first pinch roller and second pinch roller, and the ball protrusion is in the surface of first pinch roller and second pinch roller.
As a preferable scheme of the highway bridge engineering expansion joint detection device, the invention comprises the following steps: the error display assembly comprises a supporting rod fixedly mounted at the top of a second clamping sleeve, a first rotating plate is mounted on the surface of the supporting rod in a rotating mode, a second rotating plate is mounted on the top of the supporting rod in a rotating mode, a third rotating plate is mounted in the middle of the first rotating plate in a rotating mode, lifting rods are mounted on the left sides of the first rotating plate and the second rotating plate in a rotating mode, lifting structures are formed between the lifting rods and the top plate through the second clamping sleeve, and a moving groove used for moving the supporting rod is formed in the surface of the front plate.
As a preferable scheme of the highway bridge engineering expansion joint detection device, the invention comprises the following steps: the telescopic component comprises a fixed cylinder fixedly mounted on the front plate, a second spring is fixedly connected to the inside of the fixed cylinder, a connecting rod is fixedly connected to the top of the second spring, a fixed sleeve is fixedly connected to the top of the connecting rod, and the third rotating plate is connected with the fixed sleeve in a rotating manner.
As a preferable scheme of the highway bridge engineering expansion joint detection device, the invention comprises the following steps: the trigger type alarm comprises supporting blocks fixedly mounted on the left side and the right side of the upper surface of a top plate, conductive sheets are fixedly connected to the top of the supporting blocks, a power supply is mounted in the top plate, an alarm lamp is arranged on the right side of the supporting blocks, the conductive sheets on the left side are connected with the power supply, and the conductive sheets on the right side are connected with the alarm lamp.
As a preferable scheme of the highway bridge engineering expansion joint detection device, the invention comprises the following steps: the error range adjusting assembly comprises a first screw rod rotatably arranged inside the lifting rod, a first conductive plate is connected to the outer side of the first screw rod in a threaded mode, a second conductive plate is arranged below the first conductive plate, a second screw rod is connected to the inner side of the second conductive plate in a threaded mode, the second screw rod is rotatably connected with the lifting rod, and the positions of the first conductive plate, the second conductive plate and the conductive sheet correspond to each other.
As a preferable scheme of the highway bridge engineering expansion joint detection device, the invention comprises the following steps: the coupling comprises a sleeve which is installed between the first screw and the second screw in a fitting mode, the upper side and the lower side of the inside of the sleeve are fixedly connected with third springs, the surfaces of the third springs are fixedly connected with key rods, and the side faces of the key rods are fixedly connected with side connecting plates.
10. The application method of the highway bridge engineering expansion joint detection device comprises the following steps:
s1: the device is placed in the center of the expansion joint, the whole device moves forwards through rollers around the vehicle body, the left side and the right side of the rubber belt in the expansion joint are aligned through the rubber belt detection assembly, and the width of the expansion joint is detected through the left half part and the right half part of the rubber belt detection assembly;
s2: when the width of the expansion joint is detected, the whole device moves at the joint of the expansion joint, the distance between the left half part and the right half part of the rubber belt detection assembly can automatically change along with the change of the width of the joint, and when the distance between the left half part and the right half part of the rubber belt detection assembly changes, the device can act on the error display assembly, so that the transverse movement of the right half part of the rubber belt detection assembly is converted into the longitudinal movement of the protruding part of the error display assembly on the top plate;
s3: the error of the width of the expansion joint gap can directly influence the up-and-down moving distance of the protruding part of the error display assembly on the top plate, and when the moving distance is too large, the error range adjusting assembly can be matched with the trigger type alarm, so that the left half part and the right half part of the trigger type alarm are connected with each other, and an automatic alarm function is realized;
s4: the error range adjusting component is used for adjusting the error allowable range, so that the lighting alarm is triggered under the condition of different width amplification or reduction, and the upper part and the lower part of the error range adjusting component can be synchronously adjusted or independently adjusted by installing the coupler between the upper part and the lower part of the error range adjusting component, so that the device can synchronously adjust or individually adjust the width amplification error allowable range and the width reduction allowable error of the expansion joint during detection;
s5: the device detects the gap width error of expansion joint back, tests the installation completion degree of expansion joint rubber tape, and when rubber tape detection subassembly was moving on the expansion joint rubber tape, when the rubber tape of corresponding position was not installed completely on the expansion joint, left side or the right side of rubber tape detection subassembly can be jacked up, and the expansion assembly makes the whole upward movement of error display module, realizes the installation completion degree of expansion joint rubber tape and carries out the function of testing to expansion joint gap width error through error display module.
Compared with the prior art, the invention has the beneficial effects that:
1. through rubber area detection component, roof and error display module that sets up for when the gap width of expansion joint changed, can utilize first spring to make the interval increase of first pinch roller and second pinch roller, make the bracing piece remove right, the bracing piece can be when removing right, can be through the connecting rod structure that first commentaries on classics board, second commentaries on classics board and third commentaries on classics board is constituteed the bracing piece lateral shifting and is converted into lifter longitudinal movement's function, make the staff can observe the fluctuation change of gap width more directly perceivedly when thrust unit wholly moves forward, compare in the removal through horizontal scale, the device converts lateral shifting into longitudinal movement, the staff is more convenient when observing.
2. Through trigger formula siren on the device for gap width increases or when the fall is too big, can make the warning light switch on to realize the function of automatic bright lamp alarm when gap width changes excessively, and through first screw rod and the second screw rod that set up, make the initial position of first current-conducting plate and second current-conducting plate can obtain adjusting, and then the triggering condition when making warning light and switch on adjusts, realized the function of adjusting error allowance scope, can carry out classification adjustment to expansion joint width error increase and fall, the device has solved current detection device and can not realize the defect of adjusting expansion joint width error allowance scope in the detection.
3. Through the detachable shaft coupling that sets up for the device can adjust first screw rod and second screw rod alone, also can carry out synchronous adjustment to first screw rod and second screw rod, makes the device can adjust first current-conducting plate and second current-conducting plate simultaneously, also can adjust first current-conducting plate or second current-conducting plate alone, and then changes alone or changes the width of alarm triggering and increase threshold value and width and decrease threshold value simultaneously, and the device not only can carry out synchronous adjustment to expansion joint width error allowance range's increase and decrease, but also can to the regulation mode that changes alarm triggering condition.
4. Through first pinch roller and second pinch roller and the flexible subassembly that sets up for first pinch roller or second pinch roller on the device is when meetting the bulge position that the rubber tape was not completely installed, makes error display module wholly by the jacking, and the second spring in the flexible subassembly can adapt to the whole upward movement of error display module, and then triggers the warning light voluntarily, makes the device not only can detect gap width error, also can detect the integrality of expansion joint rubber tape installation.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following detailed description will be given with reference to the accompanying drawings and detailed embodiments, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained from these drawings without inventive effort to a person of ordinary skill in the art. Wherein:
FIG. 1 is a schematic diagram of the whole structure of a highway bridge engineering expansion joint detection device;
FIG. 2 is a schematic view of the structure of FIG. 1 at A;
FIG. 3 is a schematic view of the structure at B in FIG. 1;
FIG. 4 is a schematic view of the connection structure of the vehicle body and the front panel of the present invention;
FIG. 5 is a schematic view of the invention with the rotating rod and drum separated;
FIG. 6 is a schematic view of the overall structure of the rubber belt detection assembly of the present invention;
FIG. 7 is a schematic view of the connection structure of the lift rod and the error range adjustment assembly of the present invention;
FIG. 8 is a schematic view of the structure at C in FIG. 7;
FIG. 9 is a schematic view of the coupling and first screw split construction of the present invention;
FIG. 10 is a schematic diagram of the connection structure of the error display assembly and the error range adjustment assembly of the present invention.
Reference numerals in the drawings: 1. an expansion joint; 2. a vehicle body; 3. a roller; 4. a front plate; 5. a rubber belt detection assembly; 501. a slide bar; 502. a first ferrule; 503. a rotating rod; 504. a first pinch roller; 505. a clamping rod; 506. a first spring; 507. a rotating drum; 508. a clamping groove; 509. a second ferrule; 510. a second pinch roller; 511. a ball; 6. a support post; 7. a top plate; 8. an error display assembly; 801. a support rod; 802. a first rotating plate; 803. a second rotating plate; 804. a third rotating plate; 805. a lifting rod; 9. a telescoping assembly; 901. a fixed cylinder; 902. a second spring; 903. a connecting rod; 904. a fixed sleeve; 10. triggering an alarm; 1001. a support block; 1002. a conductive sheet; 1003. a power supply; 1004. an alarm lamp; 11. a fixing frame; 12. a grab handle; 13. an error range adjustment assembly; 1301. a first screw; 1302. a first conductive plate; 1303. a second screw; 1304. a second conductive plate; 14. a coupling; 1401. a sleeve; 1402. a third spring; 1403. a key lever; 1404. a lateral connecting plate; 15. and a moving groove.
Detailed Description
In order that the above objects, features and advantages of the invention will be readily understood, a more particular description of the invention will be rendered by reference to the appended drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present invention is not limited to the specific embodiments disclosed below.
Next, the present invention will be described in detail with reference to the drawings, wherein the sectional view of the device structure is not partially enlarged to general scale for the convenience of description, and the drawings are only examples, which should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in actual fabrication.
Examples
For the purpose of making the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.
As shown in fig. 1-10, a highway bridge engineering expansion joint detection device comprises an expansion joint 1, a vehicle body 2 is arranged above the expansion joint 1, rollers 3 are rotatably arranged around the vehicle body 2, the rollers 3 enable the vehicle body 2 to move on the expansion joint 1, a front plate 4 is fixedly arranged at the front end of the vehicle body 2, a rubber belt detection component 5 is arranged below the front plate 4, struts 6 are fixedly connected to the left and right sides of the upper surface of the front plate 4, a top plate 7 is fixedly arranged at the top of the struts 6, an error display component 8 is arranged on the right side of the rubber belt detection component 5, the left and right sides of the rubber belt detection component 5 can be placed at the joint of the expansion joint 1, the subsequent detection work can be carried out on the gap width by the error display component 8 in a matching manner, the top plate 7 can be used as a reference object for carrying out contrast detection on the left half part of the error display component 8, when the gap width error is larger, the distance between the left part and the right part of the rubber belt detection assembly 5 is larger, and the ascending or descending amplitude of the protruding part of the error display assembly 8 on the top plate 7 is larger, the error display assembly 8 converts the transverse movement of the rubber belt detection assembly 5 into the longitudinal movement of the protruding part of the error display assembly 8 on the top plate 7, compared with the method of directly observing the gap width error of the expansion joint 1 through the transverse error, the device converts the transverse offset into the longitudinal offset, thereby the device can be convenient for a worker to judge the width error of the expansion joint 1 more conveniently, the left side of the error display assembly 8 is provided with the telescopic assembly 9, when the rubber belt in the expansion joint 1 is not completely installed, the left side or the right side of the error display assembly 8 is jacked up, the telescopic assembly 9 enables the protruding part of the error display assembly 8 on the top plate 7 to be jacked up, the error display assembly 8 can detect the width error, the rubber belt of the expansion joint 1 can be completely installed, the trigger type alarm 10 is arranged on the surface of the top plate 7, the error range adjusting assembly 13 positioned in the middle of the trigger type alarm 10 is installed on the error display assembly 8, the upper half part of the error range adjusting assembly 13 is connected with the lower half part of the error range adjusting assembly 13 through the coupler 14, and when the movement distance of the protruding part of the error display assembly 8 on the top plate 7 is too large, the error range adjusting assembly 13 is matched with the left half part and the right half part of the trigger type alarm 10 to be connected, so that the function of lighting alarm can be automatically realized when the gap of the expansion joint 1 is too large or the rubber belt is not completely installed.
In this example, the surface of the vehicle body 2 is fixedly connected with a fixing frame 11, the left side and the right side of the fixing frame 11 are fixedly connected with a grab handle 12, and a worker can push the grab handle 12 on the fixing frame 11 to enable the vehicle body 2 to move forwards, so that detection work is performed while the vehicle body moves.
In this example, the rubber belt detection assembly 5 includes slidable mounting in the slide bar 501 of leading board 4 below, the bottom fixedly connected with first cutting ferrule 502 of slide bar 501, the bull stick 503 is installed in the inside rotation of first cutting ferrule 502, the left side rotation of bull stick 503 is connected with first pinch roller 504, the right side slidable mounting of first cutting ferrule 502 has rotary drum 507, the right side rotation of rotary drum 507 is connected with second pinch roller 510, the outside rotation of rotary drum 507 is connected with second cutting ferrule 509, first pinch roller 504 and second pinch roller 510 can support the left and right sides of rubber belt respectively, also can support the inner wall in gap simultaneously, realize detecting the work to the gap width, when the gap width changes, the distance of second pinch roller 510 and first pinch roller 504 changes, the distance change of second pinch roller 510 and first pinch roller 504 is bigger when the gap width changes bigger.
In this example, the fixed surface of bull stick 503 is connected with clamping bar 505, the right side fixedly connected with first spring 506 of clamping bar 505, the right side of first spring 506 links to each other with rotary drum 507, draw-in groove 508 has been seted up to the inside of rotary drum 507, the ball 511 is installed in the inside rotation of first pinch roller 504 and second pinch roller 510, the ball 511 protrusion is in the surface of first pinch roller 504 and second pinch roller 510, through the first spring 506 on the device, make first pinch roller 504 and second pinch roller 510 laminate the inner wall in gap throughout in the in-process that removes, utilize clamping bar 505 and draw-in groove 508, make first pinch roller 504 and second pinch roller 510 synchronous rotation, resistance when reducing first pinch roller 504 and second pinch roller 510 laminating gap inner wall through ball 511 removes, make the device more laborsaving and stable when removing, and can still stably remove when the gap width changes.
In this example, the error display assembly 8 includes a support bar 801 fixedly installed on the top of the second ferrule 509, a first rotating plate 802 is rotatably installed on the surface of the support bar 801, a second rotating plate 803 is rotatably installed on the top of the support bar 801, a third rotating plate 804 is rotatably installed in the middle of the first rotating plate 802, lifting rods 805 are rotatably installed on the left sides of the first rotating plate 802 and the second rotating plate 803, the lifting rods 805 form a lifting structure between the support bar 801 and the top plate 7 through the second ferrule 509, a moving groove 15 for moving the support bar 801 is formed on the surface of the front plate 4, the support bar 801 can move horizontally and vertically through the moving groove 15 on the device, when errors occur in gap width, the support bar 801 moves horizontally, the gap width increases, the support bar 801 moves rightwards, an included angle between the left half of the first rotating plate 802 and the third rotating plate 804 decreases, and the lifting rod 805 moves upwards by clockwise rotation with the right end point as the center of circle; conversely, the gap width is reduced, the supporting rod 801 moves leftwards, the included angle between the left half part of the first rotating plate 802 and the third rotating plate 804 is increased, the first rotating plate 802 rotates anticlockwise by taking the right end point as the center of a circle, the lifting rod 805 moves downwards, the transverse movement of the supporting rod 801 caused by the width error is converted into the longitudinal movement of the lifting rod 805, so that a worker can observe the width fluctuation more intuitively, the second clamping sleeve 509 and the supporting rod 801 are directly jacked up when the incomplete installation of the rubber belt occurs, and the error display assembly 8 can directly move upwards, so that the device can detect the gap width error and the integrity of the installation of the rubber belt.
In this example, the telescopic component 9 includes a fixed cylinder 901 fixedly mounted on the front plate 4, a second spring 902 is fixedly connected to the inside of the fixed cylinder 901, a connecting rod 903 is fixedly connected to the top of the second spring 902, a fixed sleeve 904 is fixedly connected to the top of the connecting rod 903, the third rotating plate 804 is rotationally connected to the fixed sleeve 904, the fixed sleeve 904 ensures that the third rotating plate 804 does not move left and right or move back and forth, when the rubber belt is completely mounted, the third rotating plate 804 integrally moves upwards, and the second spring 902 can adapt to the up and down movement of the third rotating plate 804, so that the device can utilize the telescopic component 9 to cooperate with the third rotating plate 804 to realize automatic early warning when the rubber belt is not completely mounted.
In this example, trigger alarm 10 includes supporting shoe 1001 of fixed mounting in the left and right sides of roof 7 upper surface, the top fixedly connected with conducting strip 1002 of supporting shoe 1001, the internally mounted of roof 7 has power 1003, the right side of supporting shoe 1001 is provided with warning light 1004, left conducting strip 1002 links to each other with power 1003, right side conducting strip 1002 links to each other with warning light 1004, device left side conducting strip 1002 and right side conducting strip 1002 are not connected under initial condition, follow-up when the rubber tape is not fully installed or gap width fluctuation is too big, and then make warning light 1004 connect power 1003 and automatic bright lamp alarm, detect in comparison through the scale, the device detects more high-efficient reliable.
In this example, the error range adjusting assembly 13 includes a first screw 1301 rotatably mounted inside a lifting rod 805, a first conductive plate 1302 is screwed on the outer side of the first screw 1301, a second conductive plate 1304 is provided below the first conductive plate 1302, a second screw 1303 is screwed on the inner side of the second conductive plate 1304, positions of the first conductive plate 1302, the second conductive plate 1304 and the conductive sheet 1002 correspond to each other, the first screw 1301 can adjust the initial position of the first conductive plate 1302, the second screw 1303 can adjust the initial position of the second conductive plate 1304, and the device can automatically alarm when the width of the device increases or decreases in different widths, so that an adjusting function of the error allowable range is realized.
In this example, the coupling 14 includes a sleeve 1401 fitted between a first screw 1301 and a second screw 1303, the upper and lower sides of the inside of the sleeve 1401 are fixedly connected with a third spring 1402, the surface of the third spring 1402 is fixedly connected with a key rod 1403, the side surface of the key rod 1403 is fixedly connected with a side plate 1404, the coupling 14 can mount the key rod 1403 into the inside of the first screw 1301 and the second screw 1303 by pressing the side plate 1404, so that the gap width increasing and decreasing error allowable range can be synchronously adjusted, and the coupling 14 can be detached from the first screw 1301 and the second screw 1303 integrally, so that the device can independently adjust the gap width increasing and decreasing error allowable range.
It should be noted that, the invention is a highway bridge engineering expansion joint detection device, first, as shown in fig. 1-7 and fig. 10, the staff pushes the grab handle 12 above the fixing frame 11, so that the car body 2 and the front plate 4 move on the expansion joint 1 through the roller 3, the first pressing wheel 504 and the second pressing wheel 510 on the rubber belt detection assembly 5 move to the right side of the rubber belt on the expansion joint 1, under the action of the clamping rod 505 and the first spring 506 in the clamping groove 508, the first pressing wheel 504 and the second pressing wheel 510 always have a trend of mutually separating, so that the first pressing wheel 504 and the second pressing wheel 510 abut against the inner wall of the expansion joint 1, the ball 511 can reduce the resistance when the first pressing wheel 504 and the second pressing wheel 510 move, when the expansion joint 1 gap width changes, the second pressing wheel 510 can move to the right side of the first pressing wheel 504, so as to drive the second pressing wheel 509 and the supporting rod 801 to move to the right, under the action of gravity of the clamping rod 505 and the first spring 506 in the clamping assembly 5 and the supporting rod 801, the supporting rod 801 can move to the right side of the first rotating plate 805 can move to the first rotating plate 805, the first rotating plate 805 can rotate to the first rotating plate 805, the whole can rotate to the second rotating plate 805 can rotate to the left side, the lifting device can rotate the whole, and the lifting device can move the lifting device is more easily, and the lifting error is reduced; 1-4 and 10, the device moves on the surface of the rubber belt through the first pressing wheel 504 and the second pressing wheel 510, in the moving process, the installation integrity of the rubber belt can be tested, the first pressing wheel 504 and the second pressing wheel 510 are supported by the protruding parts of the abutting positions of the rubber belt after being in an incomplete installation position, so that the rubber belt detection assembly 5 and the error display assembly 8 integrally move upwards, the second spring 902 in the fixed cylinder 901 in the telescopic assembly 9 is matched with the connecting rod 903 which is slidably arranged in the fixed cylinder 901 to adapt to the change of the heights of the rubber belt detection assembly 5 and the error display assembly 8, and whether the rubber belt of the telescopic joint 1 is installed completely can be judged through the height change of the lifting rod 805 during the detection of the device, and the sliding rod 501, the first clamping sleeve 502 and the rotating rod 503 on the device are used for supporting the first pressing wheel 504;
as shown in fig. 1, 3 and 7-9, when the width of the expansion joint 1 is detected, the device can adjust the initial position of the first conductive plate 1302 by rotating the first screw 1301, adjust the initial position of the second conductive plate 1304 by rotating the second screw 1303, after the adjustment is completed, the lifting rod 805 moves up and down to different degrees, the conductive sheet 1002 on the supporting block 1001 can be in contact with the first conductive plate 1302 or the second conductive plate 1304, at this time, the alarm lamp 1004 is turned on by the power supply 1003, and the alarm lamp 1004 is automatically turned on, so that the device can change the triggering adjustment of the alarm lamp 1004, can perform the lamp-on alarm under the condition that the width of the gap is increased or reduced, and realize the function of the adjustment error allowance range, and can also change the adjustment mode by pressing the side plate 1404 on the coupling 14, so that the third spring 1402 on the key 1403 is compressed, the coupling 14 can be installed between the first screw 1301 and the second screw 1303, so that the first screw 1301 and the second screw 1303 can be synchronously adjusted with the second screw 1302 and the second conductive plate 1302 can be removed from the first conductive plate 1302 or the second conductive plate 1302 can be independently adjusted by the operator, and the adjustment mode of the first screw 1302 can be changed by the first and the second conductive plate 1302 can be changed by the adjustment mode.
Although the invention has been described hereinabove with reference to embodiments, various modifications thereof may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the features of the disclosed embodiments may be combined with each other in any manner as long as there is no structural conflict, and the exhaustive description of these combinations is not given in this specification merely for the sake of omitting the descriptions and saving resources. Therefore, it is intended that the invention not be limited to the particular embodiment disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (5)
1. The utility model provides a highway bridge engineering expansion joint detection device, includes expansion joint (1), the top of expansion joint (1) is provided with automobile body (2), and gyro wheel (3), its characterized in that are installed in rotation around automobile body (2): the front end of the vehicle body (2) is fixedly provided with a front plate (4), a rubber belt detection assembly (5) is arranged below the front plate (4), the left side and the right side of the upper surface of the front plate (4) are fixedly connected with a support column (6), the top of the support column (6) is fixedly provided with a top plate (7), the right side of the rubber belt detection assembly (5) is provided with an error display assembly (8), the left side of the error display assembly (8) is provided with a telescopic assembly (9), the surface of the top plate (7) is provided with a trigger type alarm (10), an error range adjustment assembly (13) positioned in the middle of the trigger type alarm (10) is arranged on the error display assembly (8), and the upper half part of the error range adjustment assembly (13) is connected with the lower half part of the error range adjustment assembly (13) through a coupler (14);
the rubber belt detection assembly (5) comprises a sliding rod (501) which is slidably arranged below the front plate (4), a first clamping sleeve (502) is fixedly connected to the bottom of the sliding rod (501), a rotating rod (503) is rotatably arranged in the first clamping sleeve (502), a first pressing wheel (504) is rotatably connected to the left side of the rotating rod (503), a rotary drum (507) is rotatably arranged on the right side of the first clamping sleeve (502), a second pressing wheel (510) is rotatably connected to the right side of the rotary drum (507), and a second clamping sleeve (509) is rotatably connected to the outer side of the rotary drum (507);
the surface of the rotating rod (503) is fixedly connected with a clamping rod (505), the right side of the clamping rod (505) is fixedly connected with a first spring (506), the right side of the first spring (506) is connected with a rotating drum (507), a clamping groove (508) is formed in the rotating drum (507), balls (511) are rotatably arranged in the first pressing wheel (504) and the second pressing wheel (510), and the balls (511) protrude out of the surfaces of the first pressing wheel (504) and the second pressing wheel (510);
the error display assembly (8) comprises a supporting rod (801) fixedly mounted at the top of a second clamping sleeve (509), a first rotating plate (802) is rotatably mounted on the surface of the supporting rod (801), a second rotating plate (803) is rotatably mounted at the top of the supporting rod (801), a third rotating plate (804) is rotatably mounted in the middle of the first rotating plate (802), lifting rods (805) are rotatably mounted on the left sides of the first rotating plate (802) and the second rotating plate (803), lifting structures are formed between the lifting rods (805) and a top plate (7) through the second clamping sleeve (509), and a moving groove (15) for the movement of the supporting rod (801) is formed in the surface of the front plate (4);
the trigger type alarm (10) comprises supporting blocks (1001) fixedly arranged on the left side and the right side of the upper surface of a top plate (7), conductive sheets (1002) are fixedly connected to the top of the supporting blocks (1001), a power supply (1003) is arranged in the top plate (7), an alarm lamp (1004) is arranged on the right side of the supporting blocks (1001), the conductive sheets (1002) on the left side are connected with the power supply (1003), and the conductive sheets (1002) on the right side are connected with the alarm lamp (1004);
the error range adjusting assembly (13) comprises a first screw rod (1301) rotatably arranged inside a lifting rod (805), a first conductive plate (1302) is connected to the outer side of the first screw rod (1301) in a threaded mode, a second conductive plate (1304) is arranged below the first conductive plate (1302), a second screw rod (1303) is connected to the inner side of the second conductive plate (1304) in a threaded mode, the second screw rod (1303) is connected with the lifting rod (805) in a rotary mode, and the positions of the first conductive plate (1302), the second conductive plate (1304) and the conductive sheet (1002) correspond to each other.
2. The highway bridge engineering expansion joint detection device according to claim 1, wherein: the surface of the vehicle body (2) is fixedly connected with a fixing frame (11), and the left side and the right side of the fixing frame (11) are fixedly connected with grab handles (12).
3. The highway bridge engineering expansion joint detection device according to claim 1, wherein: the telescopic component (9) comprises a fixed cylinder (901) fixedly mounted on the front plate (4), a second spring (902) is fixedly connected to the inside of the fixed cylinder (901), a connecting rod (903) is fixedly connected to the top of the second spring (902), a fixed sleeve (904) is fixedly connected to the top end of the connecting rod (903), and the third rotating plate (804) is connected with the fixed sleeve (904) in a rotating mode.
4. The highway bridge engineering expansion joint detection device according to claim 1, wherein: the coupling (14) comprises a sleeve (1401) which is installed between a first screw (1301) and a second screw (1303) in a fitting mode, wherein the upper side and the lower side of the inside of the sleeve (1401) are fixedly connected with a third spring (1402), the surface of the third spring (1402) is fixedly connected with a key rod (1403), and the side face of the key rod (1403) is fixedly connected with a side connecting plate (1404).
5. A method of using a highway bridge construction expansion joint detection device according to claim 1, comprising the steps of:
s1: the device is placed in the center of the expansion joint (1), the whole device moves forwards through the rollers (3) around the vehicle body (2), the left side and the right side of a rubber belt in the expansion joint (1) are aligned through the rubber belt detection assembly (5), and the width of the expansion joint (1) is detected through the left half part and the right half part of the rubber belt detection assembly (5);
s2: when the width of the expansion joint (1) is detected, the whole device moves at the gap of the expansion joint (1), the distance between the left half part and the right half part of the rubber belt detection assembly (5) can automatically change along with the change of the gap width, and when the distance between the left half part and the right half part of the rubber belt detection assembly (5) changes, the device acts on the error display assembly (8) so that the transverse movement of the right half part of the rubber belt detection assembly (5) is converted into the longitudinal movement of the protruding part of the error display assembly (8) on the top plate (7);
s3: the error of the gap width of the expansion joint (1) can directly influence the up-and-down moving distance of the protruding part of the error display assembly (8) on the top plate (7), and when the moving distance is too large, the error range adjusting assembly (13) can be matched with the trigger type alarm (10) so that the left half part and the right half part of the trigger type alarm (10) are mutually connected, and an automatic alarm function is realized;
s4: the error allowable range is adjusted through the error range adjusting component (13), so that a lighting alarm is triggered under the condition of different width amplification or reduction, and the upper part and the lower part of the error range adjusting component (13) can be synchronously adjusted or independently adjusted through installing the coupler (14) between the upper part and the lower part of the error range adjusting component (13), so that the device can synchronously adjust or individually adjust the width amplification error allowable range and the width reduction allowable error of the expansion joint (1) during detection;
s5: the device detects the gap width error of expansion joint (1) back, tests the installation completion degree of expansion joint (1) rubber tape, and rubber tape detection subassembly (5) when moving on the rubber tape of expansion joint (1), and when the rubber tape of corresponding position was not installed completely on expansion joint (1), left side or right side of rubber tape detection subassembly (5) can be jacked, and expansion assembly (9) make error display module (8) wholly upwards move, realize through error display module (8) to the installation completion degree of expansion joint (1) rubber tape and to the function that expansion joint (1) gap width error tested.
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| CN202211410446.2A CN115821737B (en) | 2022-11-11 | 2022-11-11 | Highway bridge engineering expansion joint detection device and use method thereof |
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| CN202211410446.2A CN115821737B (en) | 2022-11-11 | 2022-11-11 | Highway bridge engineering expansion joint detection device and use method thereof |
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Denomination of invention: A detection device for expansion joints in highway bridge engineering and its usage method Granted publication date: 20230915 Pledgee: Lianyungang branch of Bank of Jiangsu Co.,Ltd. Pledgor: Guannan Chang'an Transportation Engineering Co.,Ltd. Registration number: Y2024980023098 |