Bridge high pier construction stability monitoring device

Abstract

The utility model discloses a bridge high pier construction stability monitoring device, which is characterized in that a climbing ring is connected with a passive lifting ring through at least two pull ropes, driving wheels are mounted on two sides in the climbing ring, take-up barrels are mounted on the outer side of the passive lifting ring and positioned at the pull ropes, and a traveling mechanism is slidably mounted on the passive lifting ring. The monitor is installed on the walking mechanism. A climbing ring and a passive lifting ring are arranged on the surface of a pier column in a sleeving mode, the climbing ring climbs to the high position of the pier column through a driving wheel, then the climbing ring is fixed to the high position by starting a hydraulic cylinder, the passive lifting ring is driven to ascend by winding a pull rope, climbing operation of workers is not needed in the process, and the safety risk is reduced; the walking mechanism moves in the circumferential direction of the passive lifting ring, and the moving process is stable, so that the monitoring instrument can comprehensively monitor the pier column, and the monitoring precision is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of bridge construction, and particularly relates to a monitoring device for the construction stability of high bridge piers. Background Technique

[0002] A pier column, that is, a lower load-bearing structure used to carry the upper structure in civil engineering. The cross-section of the pier column is mostly circular, and there are also special-shaped pier columns such as oval, square, curved, and parabolic. It is an important component in projects such as highway bridges, railway bridges, pedestrian bridges, overpasses, ramp bridges, and skybridges.

[0003] The utility model patent with the patent authorization announcement number CN213335991U discloses a monitoring device for the stability of bridge piers during the jacking construction of small-radius steel box girder bridges, which realizes the monitoring of the horizontal displacement of the bridge piers. The monitoring device includes: a photoelectric switch receiving end, which is arranged on the outer wall of the bridge pier with a certain height and is used to receive photoelectric signals; a photoelectric switch transmitting end, which is correspondingly arranged on one side of the photoelectric switch receiving end and is used to send photoelectric signals to the photoelectric switch receiving end; a camera device, which is arranged on the same side of the photoelectric switch receiving end to monitor and record the bridge pier in real time; and a receiving terminal, which is used to receive the signals transmitted by the wireless signal transmitter controlled by the photoelectric switch and give an alarm.

[0004] However, there are still some drawbacks in the actual use of the above device. More obviously, it is necessary for the staff to climb to a high place to install the photoelectric switch receiving end first, and danger is prone to occur during the climbing process. At the same time, its height position is not convenient to adjust, so it can only monitor bridge piers at a specific height.

[0005] Therefore, it is very necessary to invent a monitoring device for the construction stability of high bridge piers to solve the above problems. Content of the Utility Model

[0006] The purpose of the utility model is to provide a monitoring device for the construction stability of high bridge piers, and by setting a climbing ring and a passive lifting ring, to solve the problem that danger is prone to occur during the monitoring due to the need to climb to a high place as mentioned in the above background technique.

[0007] According to one aspect of the present disclosure, the following technical solution is provided: A monitoring device for the construction stability of high bridge piers, including: a climbing ring, a passive lifting ring, a traveling mechanism, and a monitor;

[0008] The climbing ring and the passive lifting ring are connected by at least two stay ropes, and driving wheels are installed on both sides inside the climbing ring;

[0009] Take-up drums are installed on the outer side of the passive lifting ring at the positions of the stay ropes, and the take-up drums are used for taking in and winding the stay ropes;

[0010] The walking mechanism is slidably mounted on the passive lifting ring, and the walking mechanism is used to move along the circumferential direction of the passive lifting ring;

[0011] The monitor is mounted on the walking mechanism.

[0012] For the bridge high pier construction stability monitoring device according to at least one embodiment of the present disclosure, a plurality of hydraulic cylinders are fixedly installed on the outer side of the climbing ring, and the piston shafts of the hydraulic cylinders are inserted into the inner ring of the climbing ring.

[0013] For the bridge high pier construction stability monitoring device according to at least one embodiment of the present disclosure, the outer side of the passive lifting ring is provided with a circumferential annular tooth groove, and the top of the passive lifting ring is provided with a circumferential annular track groove. The walking mechanism includes a support plate, a first motor, a gear and a limiting mechanism. The first motor is fixedly installed on the support plate, and the output shaft of the first motor penetrates through the lower part of the support plate. The gear is fixedly connected to the lower end of the output shaft of the first motor, and the gear meshes with the annular tooth groove. The limiting mechanism is installed at the lower part of the support plate and is inserted into the annular track groove.

[0014] For the bridge high pier construction stability monitoring device according to at least one embodiment of the present disclosure, through holes communicating with the corresponding wire winding drums are provided at the positions of the pull ropes at the top of the passive lifting ring. The lower end of the pull rope passes through the through hole and is wound inside the wire winding drum. A second motor is fixedly installed on the outer side of the wire winding drum, and the second motor is used for winding the pull rope.

[0015] For the bridge high pier construction stability monitoring device according to at least one embodiment of the present disclosure, the limiting mechanism includes a roller shaft, a bearing and a pull rod. A ring groove is provided in the middle of the outer surface of the roller shaft, the bearing is sleeved on the ring groove, and the two ends of the pull rod are respectively fixedly connected to the bearing and the support plate. The cross section of the annular track groove is T-shaped, and the roller shaft is movably engaged with the annular track groove.

[0016] For the bridge high pier construction stability monitoring device according to at least one embodiment of the present disclosure, the driving wheel is an AGV driving wheel.

[0017] For the bridge high pier construction stability monitoring device according to at least one embodiment of the present disclosure, a rubber block is fixedly installed at the end of the piston shaft of the hydraulic cylinder.

[0018] For the bridge high pier construction stability monitoring device according to at least one embodiment of the present disclosure, the monitor is any one of a camera, a flaw detection monitor or a laser emitter.

[0019] The technical effects and advantages of the present utility model:

[0020] By sleeving the climbing ring and the passive lifting ring on the surface of the pier column, the climbing ring climbs to a high position of the pier column through the driving wheel, and then the climbing ring is fixed at a high position by starting the hydraulic cylinder. By winding the pulling rope, the passive lifting ring is driven to rise. This process does not require workers to climb to high places, reducing the safety risk, making the operation simpler, and improving the monitoring efficiency;

[0021] Meanwhile, during the rising process, the walking mechanism will move along the circumferential direction of the passive lifting ring, and the moving process is relatively stable, so that the monitoring instrument can comprehensively monitor the pier column and improve the monitoring accuracy;

[0022] The monitoring instrument can be selected according to needs, so as to realize the monitoring of the stress, horizontal offset or cracks of the bridge pier. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] The drawings illustrate exemplary embodiments of the present disclosure and, together with the description thereof, are used to explain the principles of the present disclosure. These drawings are included to provide a further understanding of the present disclosure, and the drawings are included in this specification and form a part of this specification.

[0024] Figure 1 is a schematic diagram of the overall structure of a bridge high pier construction stability monitoring device according to an embodiment of the present disclosure.

[0025] Figure 2 is a partial structural sectional view of the passive lifting ring of a bridge high pier construction stability monitoring device according to an embodiment of the present disclosure.

[0026] Figure 3 is a schematic diagram of the structure of the walking mechanism of a bridge high pier construction stability monitoring device according to an embodiment of the present disclosure.

[0027] Figure 4 is a schematic diagram of the structure of the limiting mechanism of a bridge high pier construction stability monitoring device according to an embodiment of the present disclosure.

[0028] The specific reference numerals in the drawings are as follows:

[0029] 1, climbing ring; 2, passive lifting ring; 21, annular tooth groove; 22, annular track groove; 23, through hole; 3, driving wheel; 4, hydraulic cylinder; 41, rubber block; 5, walking mechanism; 51, support plate; 52, first motor; 53, gear; 54, limiting mechanism; 541, roller shaft; 542, ring groove; 543, bearing; 544, pull rod; 6, monitoring instrument; 7, wire winding drum; 71, second motor; 8, pulling rope. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0030] For descriptive purposes, the present disclosure may use spatial relative terms such as "under", "below", "beneath", "lower", "above", "over", "upper", and "side (e.g., as in "sidewall")" to describe the relationship of one component to another (other) component as shown in the drawings. In addition to the orientation depicted in the drawings, the spatial relative terms are also intended to encompass different orientations of the device during use, operation, and / or manufacture. For example, if the device in the drawings is flipped, a component described as "under" or "beneath" another component or feature will then be positioned "above" the other component or feature. Thus, the exemplary term "under" can encompass both the "above" and "below" orientations. In addition, the device may be otherwise positioned (e.g., rotated 90 degrees or at other orientations), and accordingly, the spatial relative descriptors used herein are to be interpreted accordingly.

[0031] As Figures 1-3 shown, a stability monitoring device for the construction of high piers of a bridge in the present disclosure includes: a climbing ring 1, a passive lifting ring 2, a traveling mechanism 5, and a monitor 6;

[0032] The climbing ring 1 and the passive lifting ring 2 are connected by at least two stay ropes 8, and driving wheels 3 are installed on both sides inside the climbing ring 1;

[0033] To facilitate sleeving the climbing ring 1 and the passive lifting ring 2 on the surface of the pier column, both the climbing ring 1 and the passive lifting ring 2 are composed of two semi-rings. One end of the two semi-rings is hinged, and the other end can be fixed by bolts while adjusting the tightness.

[0034] Take-up drums 7 are installed at the positions of the stay ropes 8 on the outer side of the passive lifting ring 2, and the take-up drums 7 are used for taking in and winding the stay ropes 8;

[0035] The traveling mechanism 5 is slidably installed on the passive lifting ring 2, and the traveling mechanism 5 is used for moving along the circumferential direction of the passive lifting ring 2;

[0036] The monitor 6 is installed on the traveling mechanism 5.

[0037] In this embodiment, a plurality of hydraulic cylinders 4 are fixedly installed on the outer side of the climbing ring 1, and the piston shafts of the hydraulic cylinders 4 are inserted into the inner ring of the climbing ring 1.

[0038] In this embodiment, an annular tooth groove 21 is formed on the outer side of the passive lifting ring 2 along the circumferential direction, and an annular track groove 22 is formed on the top of the passive lifting ring 2 along the circumferential direction. The traveling mechanism 5 includes a support plate 51, a first motor 52, a gear 53 and a limiting mechanism 54. The first motor 52 is fixedly installed on the support plate 51, and the output shaft of the first motor 52 penetrates through the lower part of the support plate 51. The gear 53 is fixedly connected to the lower end of the output shaft of the first motor 52, and the gear 53 meshes with the annular tooth groove 21. The limiting mechanism 54 is installed at the lower part of the support plate 51, and the limiting mechanism 54 is inserted into the annular track groove 22.

[0039] In this embodiment, a through hole 23 communicating with the corresponding wire take-up reel 7 is formed at the position of the pull rope 8 on the top of the passive lifting ring 2. The lower end of the pull rope 8 passes through the through hole 23 and is wound inside the wire take-up reel 7. A second motor 71 is fixedly installed on the outer side of the wire take-up reel 7, and the second motor 71 is used for winding the pull rope 8.

[0040] Refer to Figure 4 As shown, in this embodiment, the limiting mechanism 54 includes a roller shaft 541, a bearing 543 and a pull rod 544. An annular groove 542 is formed in the middle of the outer surface of the roller shaft 541. The bearing 543 is sleeved on the annular groove 542. The two ends of the pull rod 544 are respectively fixedly connected to the bearing 543 and the support plate 51. The cross section of the annular track groove 22 is T-shaped, and the roller shaft 541 is movably engaged with the annular track groove 22, ensuring that the traveling mechanism 5 can be stable on the passive lifting ring 2 and can move smoothly at the same time.

[0041] In this embodiment, the driving wheel 3 is an AGV driving wheel. The pier is clamped by two AGV driving wheels to realize the function of climbing on the pier.

[0042] Furthermore, in order to increase the stability of the climbing ring 1 on the pier, in this embodiment, a rubber block 41 is fixedly installed at the end of the piston shaft of the hydraulic cylinder 4.

[0043] In this embodiment, the monitor 6 is any one of a camera, a flaw detection monitor or a laser emitter, which can be selected according to the monitoring requirements. During use, it only needs to be fixedly installed on the support plate 51.

[0044] The climbing ring 1 and the passive lifting ring 2 can be externally connected to a power supply line for power supply, and at the same time, the above electrical devices can all be controlled by a remote control switch.

[0045] The specific operation steps are as follows: First, put the climbing ring 1 and the passive lifting ring 2 on the surface of the pier column, and make the climbing ring 1 above the passive lifting ring 2. The climbing ring 1 climbs to a high position of the pier column through the driving wheel 3, and then fixes the climbing ring 1 at a high position by starting the hydraulic cylinder 4. Start the second motor 71, and the second motor 71 will wind the pulling rope 8, thereby driving the passive lifting ring 2 to rise. During the rising process, the traveling mechanism 5 will move circumferentially around the passive lifting ring 2, so that the monitor 6 can comprehensively monitor the pier column.

[0046] In the description of this specification, the descriptions referring to terms such as "one embodiment / way", "some embodiments / ways", "example", "specific example", or "some examples" etc. mean that the specific features, structures, materials or characteristics described in connection with the embodiment / way or example are included in at least one embodiment / way or example of this application. In this specification, the schematic expressions of the above terms do not necessarily refer to the same embodiment / way or example. Moreover, the specific features, structures, materials or characteristics described can be combined in a suitable manner in any one or more embodiments / ways or examples. In addition, without contradiction, those skilled in the art can combine and combine the different embodiments / ways or examples described in this specification and the features of different embodiments / ways or examples.

[0047] In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the quantity of the indicated technical features. Thus, the features defined with "first" and "second" can explicitly or implicitly include at least one of the features. In the description of this application, the meaning of "a plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0048] Those skilled in the art should understand that the above embodiments are only for clearly explaining the present disclosure, rather than limiting the scope of the present disclosure. For those skilled in the art, other changes or modifications can be made on the basis of the above disclosure, and these changes or modifications are still within the scope of the present disclosure.

Claims

1. A monitoring device for the construction stability of high piers of bridges, characterized in that, Including: A climbing ring, a passive lifting ring, a traveling mechanism and a monitor; The climbing ring and the passive lifting ring are connected by at least two guy ropes, and driving wheels are installed on both inner sides of the climbing ring; Take-up drums are installed on the outer side of the passive lifting ring at the positions of the guy ropes, and the take-up drums are used for taking in and winding the guy ropes; The traveling mechanism is slidably installed on the passive lifting ring, and the traveling mechanism is used for moving along the circumferential direction of the passive lifting ring; The monitor is installed on the traveling mechanism.

2. The bridge high pier construction stability monitoring device according to claim 1, wherein: A plurality of hydraulic cylinders are fixedly installed on the outer side of the climbing ring, and the piston shafts of the hydraulic cylinders are inserted into the inner ring of the climbing ring.

3. The stability monitoring device for the high pier construction of a bridge according to claim 1, characterized in that: An annular tooth groove is formed in the outer side of the passive lifting ring along the circumferential direction, and an annular track groove is formed in the top of the passive lifting ring along the circumferential direction. The traveling mechanism includes a support plate, a first motor, a gear and a limiting mechanism. The first motor is fixedly installed on the support plate, and the output shaft of the first motor penetrates through the lower part of the support plate. The gear is fixedly connected to the lower end of the output shaft of the first motor, and the gear meshes with the annular tooth groove. The limiting mechanism is installed on the lower part of the support plate and is inserted into the annular track groove.

4. The bridge high pier construction stability monitoring device according to claim 1, wherein: Through holes communicating with the corresponding take-up drums are formed in the top of the passive lifting ring at the positions of the guy ropes. The lower ends of the guy ropes pass through the through holes and are wound in the take-up drums. A second motor is fixedly installed on the outer side of the take-up drum, and the second motor is used for taking in and winding the guy ropes.

5. The bridge high pier construction stability monitoring device according to claim 3, characterized in that: The limiting mechanism includes a roller shaft, a bearing and a pull rod. A ring groove is formed in the middle of the outer surface of the roller shaft, the bearing is sleeved on the ring groove, and the two ends of the pull rod are respectively fixedly connected to the bearing and the support plate. The cross section of the annular track groove is T-shaped, and the roller shaft is movably engaged with the annular track groove.

6. The stability monitoring device for the construction of high piers of a bridge according to claim 1, wherein: The driving wheel is an AGV driving wheel.

7. The bridge high pier construction stability monitoring device according to claim 2, characterized in that: A rubber block is fixedly installed at the end of the piston shaft of the hydraulic cylinder.

8. The bridge high pier construction stability monitoring device according to claim 1, characterized in that: The monitor is any one of a camera, a flaw detection monitor or a laser emitter.

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