Integral bracket mounting and dismounting method based on hydraulic hoop device

Abstract

The invention discloses an integral bracket mounting and dismounting method based on a hydraulic hoop device, which relates to the technical field of bridge construction, and comprises an integral bracket mounting method and an integral bracket dismounting method, and the integral bracket mounting method and the integral bracket dismounting method are both carried out by adopting the hydraulic hoop device; the overall mounting method of the support comprises the steps that the hydraulic hoop devices are mounted at the equal height of every two adjacent pier columns respectively and hooped, the two ends of the support are supported and placed on the two hydraulic hoop devices respectively, and synchronous operation is conducted on the two hydraulic hoop devices; the support is lifted to the required height; the whole support dismantling method comprises the steps that synchronous operation is conducted on the two hydraulic hoop devices, specifically, the first hoop and the second hoop are hooped alternately, and the support is lowered to the needed height in cooperation with the lifting hydraulic cylinder. Mechanical lifting and hooping of the hoop can be achieved, dismounting and mounting of the support are facilitated, and the construction efficiency is improved.

Description

Technical Field

[0001] The present invention relates to the technical field of bridge construction, and in particular to a method for integrally installing and removing a bracket based on a hydraulic clamp device. Background Art

[0002] The clamp method of construction is to install a clamp on the pier column, and use the friction between the clamp and the column to bear the entire load of the cap beam construction. The clamp method of construction can save brackets, is simple to operate, and requires less labor. The existing clamp device is tightened on the pier column by bolts to support the cap beam bracket above, and the cap beam bracket supports the cap beam formwork. During the construction of the cap beam, the cap beam bracket needs to be installed and removed, and generally mechanical equipment such as cranes are used for disassembly and assembly. The construction process is complicated, the labor cost is high, and the construction efficiency is low. In view of this, we propose a method for overall installation and removal of the bracket based on a hydraulic clamp device to solve the problems existing in the above-mentioned prior art. Summary of the invention

[0003] The purpose of the present invention is to provide a method for overall installation and removal of a bracket based on a hydraulic clamp device to solve the problems existing in the above-mentioned prior art, which can realize the mechanized lifting and lowering of the clamp, facilitate the disassembly and assembly of the bracket, and improve construction efficiency.

[0004] To achieve the above object, the present invention provides the following solutions:

[0005] The present invention provides a method for mounting and removing a support as a whole based on a hydraulic clamp device, including a method for mounting a support as a whole and a method for removing a support as a whole. Both the method for mounting a support as a whole and the method for removing a support as a whole are performed by using the hydraulic clamp device.

[0006] The hydraulic clamp device comprises a first clamp and a second clamp distributed up and down, and the first clamp and the second clamp are connected by a plurality of lifting hydraulic cylinders; the first clamp comprises two semicircular first clamp bodies, the two first clamp bodies are buckled relative to each other, and the corresponding ends of the two first clamp bodies can be detachably connected by a first clamping hydraulic cylinder, and the first clamp body comprises a plurality of first clamp body units hinged in sequence along the circumferential direction; the second clamp comprises two semicircular second clamp bodies, the two second clamp bodies are buckled relative to each other, and the corresponding ends of the two second clamp bodies can be detachably connected by a second clamping hydraulic cylinder, and the second clamp body comprises a plurality of second clamp body units hinged in sequence along the circumferential direction;

[0007] The overall mounting method of the bracket comprises:

[0008] Install one hydraulic clamp device at the same height of two adjacent piers and tighten them, support and place the two ends of the bracket on the two hydraulic clamp devices, and perform synchronous operation on the two hydraulic clamp devices:

[0009] S11: loosen the first hoop, drive the first hoop to rise by a first lifting distance through the lifting hydraulic cylinder, and then tighten the first hoop;

[0010] S12: loosen the second hoop, drive the second hoop to rise a second lifting distance by the lifting hydraulic cylinder, and then tighten the second hoop;

[0011] S13 repeats step S11-step S12 until the support is gradually lifted to the required height for construction;

[0012] The method for removing the entire support comprises:

[0013] The two hydraulic clamp devices are operated synchronously:

[0014] S21: loosen the second hoop, drive the second hoop to descend a first descending distance by the lifting hydraulic cylinder, and then tighten the second hoop;

[0015] S22: loosen the first hoop, drive the first hoop to descend a second descending distance by the lifting hydraulic cylinder, and then tighten the first hoop;

[0016] S23 repeats step S21-step S22 until the bracket is gradually lowered to a desired height, and then the bracket is removed.

[0017] In one embodiment, the first lifting distance is equal to the second lifting distance; the first descending distance is equal to the second descending distance.

[0018] In one embodiment, the first lifting distance is equal to the first descending distance.

[0019] In one embodiment, the hydraulic clamp device further includes a working platform and a bracket, wherein the working platform is fixed to the first clamp by bolts, and the bracket includes two bracket units arranged opposite to each other, and the bracket unit is fixed to the upper end of the first clamp by bolts.

[0020] In one embodiment, the hydraulic clamp device further includes a hydraulic control system, and each of the lifting hydraulic cylinders, each of the first clamping hydraulic cylinders, and each of the second clamping hydraulic cylinders are respectively connected to the hydraulic control system.

[0021] In one embodiment, the corresponding ends of two first hoop bodies are connected via two first tightening hydraulic cylinders; and the corresponding ends of two second hoop bodies are connected via two second tightening hydraulic cylinders.

[0022] In one embodiment, two lifting hydraulic cylinders are provided, and are respectively arranged at the middle position of the two first hoop bodies.

[0023] In one embodiment, a first reinforcing rib is fixedly provided on the outer side of each of the first hoop body units, and a second reinforcing rib is fixedly provided on the outer side of each of the second hoop body units.

[0024] In one embodiment, a first mounting plate is fixedly provided on the first clamp, a second mounting plate is fixedly provided on the second clamp, a base of the lifting hydraulic cylinder is fixed on the first mounting plate, and a telescopic rod of the lifting hydraulic cylinder is hinged on the second mounting plate.

[0025] In one embodiment, the base and telescopic rod of the first tightening hydraulic cylinder are hingedly connected to the two first hoop bodies; the base and telescopic rod of the second tightening hydraulic cylinder are hingedly connected to the two second hoop bodies.

[0026] Compared with the prior art, the present invention has achieved the following technical effects:

[0027] The overall installation and removal method of the bracket based on the hydraulic clamp device provided by the present invention can realize the mechanized lifting of the entire clamp device by alternately tightening the first clamp and the second clamp in cooperation with the lifting hydraulic cylinder, so that the cap beam bracket supported thereon can be gradually lifted or lowered to realize the installation or removal of the cap beam bracket, and the construction is simple and convenient, saving labor costs and improving construction efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0029] Figure 1 Schematic diagram of the structure of the hydraulic clamp device in the embodiment of the present invention;

[0030] Figure 2 It is a top view of the first clamp in the hydraulic clamp device in the embodiment of the present invention.

[0031] In the figure: 1-first hoop, 110-first hoop body, 111-first hoop body unit, 112-first reinforcing rib, 113-first mounting plate, 2-second hoop, 210-second hoop body, 211-second hoop body unit, 212-second reinforcing rib, 213-second mounting plate, 3-lifting hydraulic cylinder, 4-first tightening hydraulic cylinder, 5-second tightening hydraulic cylinder, 6-working platform, 7-bracket. DETAILED DESCRIPTION

[0032] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0033] The purpose of the present invention is to provide a method for overall installation and removal of a bracket based on a hydraulic clamp device to solve the problems existing in the prior art, to achieve mechanized lifting and lowering of the clamp, to facilitate the disassembly and assembly of the bracket, and to improve construction efficiency.

[0034] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the present invention is further described in detail below with reference to the accompanying drawings and specific embodiments.

[0035] Embodiment 1

[0036] like Figure 1-Figure 2 As shown, the present embodiment provides a hydraulic clamp device, comprising a first clamp 1 and a second clamp 2 distributed up and down, the first clamp 1 and the second clamp 2 are connected by a plurality of lifting hydraulic cylinders 3; the first clamp 1 comprises two semicircular first clamp bodies 110, the two first clamp bodies 110 are relatively buckled, the corresponding ends of the two first clamp bodies 110 can be detachably connected by a first tightening hydraulic cylinder 4, the first clamp body 110 comprises a plurality of first clamp body units 111 hinged in sequence along the circumferential direction; the second clamp 2 comprises two semicircular second clamp bodies 210, the two second clamp bodies 210 are relatively buckled, the corresponding ends of the two first clamp bodies 110 can be detachably connected by a second tightening hydraulic cylinder 5, the second clamp body 210 comprises a plurality of second clamp body units 211 hinged in sequence along the circumferential direction.

[0037] When in use, by alternately tightening the first clamp 1 and the second clamp 2 and cooperating with the lifting hydraulic cylinder 3, the overall mechanized lifting of the clamp device can be achieved, so that the cap beam support supported thereon can be gradually lifted or lowered, thereby achieving the installation or removal of the cap beam support. The construction is simple and convenient, saving labor costs and improving construction efficiency.

[0038] In this embodiment, the hydraulic clamp device further includes a work platform 6 and a bracket 7. The work platform 6 is fixed to the first clamp 1 by bolts; the bracket 7 includes two bracket units 710 arranged opposite to each other, and the bracket unit 710 is fixed to the upper end of the first clamp 1 by bolts. The bottom of the work platform 6 is supported by an angle steel, and the angle steel is fixed to the first clamp 1 by bolts to improve the structural stability of the work platform 6. The bracket is supported by the bracket 7, and the two bracket units 710 are connected to each other by a connecting rod to improve the structural stability of the bracket 7.

[0039] In this embodiment, the hydraulic clamp device also includes a hydraulic control system, and each lifting hydraulic cylinder 3, each first clamping hydraulic cylinder 4 and each second clamping hydraulic cylinder 5 are respectively connected to the hydraulic control system. Construction personnel can control each hydraulic cylinder through the hydraulic control system on the ground, without the need for high-altitude operations, thereby reducing operational risks.

[0040] In this embodiment, the corresponding ends of the two first hoop bodies 110 are connected by two first tightening hydraulic cylinders 4; the corresponding ends of the two second hoop bodies 210 are connected by two second tightening hydraulic cylinders 5, ensuring that they can be tightened on the pier column to improve safety.

[0041] In this embodiment, two lifting hydraulic cylinders 3 are provided, which are respectively arranged at the middle position of the two first hoop bodies 110. In other embodiments, more lifting hydraulic cylinders 3 can also be provided, and selection is made according to actual conditions.

[0042] In this embodiment, a first reinforcing rib 112 is fixedly provided on the outer side of each first clamp body 110 unit, and a second reinforcing rib 212 is fixedly provided on the outer side of each second clamp body 210 unit, so as to improve the overall strength.

[0043] In this embodiment, a first mounting plate 113 is fixed on the first clamp 1, a second mounting plate 213 is fixed on the second clamp 2, the base of the lifting hydraulic cylinder 3 is fixed on the first mounting plate 113, and the telescopic rod of the lifting hydraulic cylinder 3 is hinged on the second mounting plate 213, which facilitates the disassembly and assembly of the lifting hydraulic cylinder 3 and makes the lifting hydraulic cylinder 3 have a certain degree of flexibility.

[0044] In this embodiment, the base and telescopic rod of the first tightening hydraulic cylinder 4 are hingedly connected to the two first hoop bodies 110; the base and telescopic rod of the second tightening hydraulic cylinder 5 are hingedly connected to the two second hoop bodies 210.

[0045] Embodiment 2

[0046] This embodiment provides a method for installing and removing a bracket as a whole, which is performed using the hydraulic clamp device in the first embodiment, including a method for installing a bracket as a whole and a method for removing a bracket as a whole;

[0047] The overall mounting method of the bracket comprises:

[0048] Install a hydraulic clamp device at the same height of two adjacent piers and tighten them. Place the two ends of the bracket on the two hydraulic clamp devices and perform synchronous operations on the two hydraulic clamp devices:

[0049] S11: loosen the first hoop 1, drive the first hoop 1 to rise a first lifting distance through the lifting hydraulic cylinder 3, and then tighten the first hoop 1;

[0050] S12: loosen the second hoop 2, drive the second hoop 2 to rise by a second lifting distance through the lifting hydraulic cylinder 3, the second lifting distance is equal to the first lifting distance, and then tighten the second hoop 2;

[0051] S13 repeats step S11-step S12 until the support is gradually lifted to the required height for construction;

[0052] The method for removing the entire support comprises:

[0053] Synchronous operation of two hydraulic clamp devices:

[0054] S21: loosen the second hoop 2, drive the second hoop 2 to descend a first descending distance through the lifting hydraulic cylinder 3, and then tighten the second hoop 2;

[0055] S22: loosen the first hoop 1, drive the first hoop 1 to descend a second descending distance through the lifting hydraulic cylinder 3, the second descending distance is equal to the first descending distance and equal to the first lifting distance, and then tighten the first hoop 1;

[0056] S23 repeats step S21-step S22 until the bracket is gradually lowered to a desired height, and then the bracket is removed.

[0057] The first clamp 1 is loosened or tightened by controlling the first tightening hydraulic cylinder 4, and the second clamp 2 is loosened or tightened by controlling the second tightening hydraulic cylinder 5. The lifting and lowering of the hydraulic clamp device synchronously drives the bracket to be lifted and lowered, so as to realize the installation and removal of the bracket. The construction personnel control each hydraulic cylinder through the hydraulic control system on the ground, and there is no need to perform high-altitude operations, which reduces the operation risk, simplifies the construction process, saves manpower, and improves the construction efficiency.

[0058] The present invention uses specific examples to illustrate the principles and implementation methods of the present invention. The above examples are only used to help understand the method and core ideas of the present invention. At the same time, for those skilled in the art, according to the ideas of the present invention, there will be changes in the specific implementation methods and application scope. In summary, the content of this specification should not be understood as limiting the present invention.

Claims

1. A method for overall installation and removal of a bracket based on a hydraulic clamp device, characterized in that: It includes a method for mounting an entire support and a method for removing an entire support, both of which are performed using the hydraulic clamp device; The hydraulic clamp device comprises a first clamp and a second clamp distributed up and down, and the first clamp and the second clamp are connected by a plurality of lifting hydraulic cylinders; the first clamp comprises two semicircular first clamp bodies, the two first clamp bodies are buckled relative to each other, and the corresponding ends of the two first clamp bodies can be detachably connected by a first clamping hydraulic cylinder, and the first clamp body comprises a plurality of first clamp body units hinged in sequence along the circumferential direction; the second clamp comprises two semicircular second clamp bodies, the two second clamp bodies are buckled relative to each other, and the corresponding ends of the two second clamp bodies can be detachably connected by a second clamping hydraulic cylinder, and the second clamp body comprises a plurality of second clamp body units hinged in sequence along the circumferential direction; The overall mounting method of the bracket comprises: Install one hydraulic clamp device at the same height of two adjacent piers and tighten them, support and place the two ends of the bracket on the two hydraulic clamp devices, and perform synchronous operation on the two hydraulic clamp devices: S11: loosen the first hoop, drive the first hoop to rise by a first lifting distance through the lifting hydraulic cylinder, and then tighten the first hoop; S12: loosen the second hoop, drive the second hoop to rise a second lifting distance by the lifting hydraulic cylinder, and then tighten the second hoop; S13 repeats step S11-step S12 until the support is gradually lifted to the required height for construction; The method for removing the entire support comprises: The two hydraulic clamp devices are operated synchronously: S21: loosen the second hoop, drive the second hoop to descend a first descending distance by the lifting hydraulic cylinder, and then tighten the second hoop; S22: loosen the first hoop, drive the first hoop to descend a second descending distance by the lifting hydraulic cylinder, and then tighten the first hoop; S23 repeats step S21-step S22 until the bracket is gradually lowered to a desired height, and then the bracket is removed.

2. The method for overall installation and removal of a bracket based on a hydraulic clamp device according to claim 1 is characterized in that: The first lifting distance is equal to the second lifting distance; the first descending distance is equal to the second descending distance.

3. The method for overall installation and removal of a bracket based on a hydraulic clamp device according to claim 2 is characterized in that: The first lifting distance is equal to the first descending distance.

4. The method for overall installation and removal of a bracket based on a hydraulic clamp device according to claim 1, characterized in that: The hydraulic clamp device also includes a work platform and a bracket. The work platform is fixed to the first clamp by bolts. The bracket includes two bracket units arranged opposite to each other. The bracket unit is fixed to the upper end of the first clamp by bolts.

5. The method for overall installation and removal of a bracket based on a hydraulic clamp device according to claim 1, characterized in that: The hydraulic clamp device also includes a hydraulic control system, and each of the lifting hydraulic cylinders, each of the first clamping hydraulic cylinders and each of the second clamping hydraulic cylinders are respectively connected to the hydraulic control system.

6. The method for overall installation and removal of a bracket based on a hydraulic clamp device according to claim 1, characterized in that: The corresponding ends of the two first hoop bodies are connected via the two first tightening hydraulic cylinders; the corresponding ends of the two second hoop bodies are connected via the two second tightening hydraulic cylinders.

7. The method for overall installation and removal of a bracket based on a hydraulic clamp device according to claim 1, characterized in that: The lifting hydraulic cylinders are provided with two, and are respectively arranged at the middle position of the two first hoop bodies.

8. The method for overall installation and removal of a bracket based on a hydraulic clamp device according to claim 1, characterized in that: A first reinforcing rib is fixedly provided on the outer side of each of the first hoop body units, and a second reinforcing rib is fixedly provided on the outer side of each of the second hoop body units.

9. The method for overall installation and removal of a bracket based on a hydraulic clamp device according to claim 1, characterized in that: A first mounting plate is fixedly provided on the first clamping hoop, a second mounting plate is fixedly provided on the second clamping hoop, a base of the lifting hydraulic cylinder is fixed on the first mounting plate, and a telescopic rod of the lifting hydraulic cylinder is hinged on the second mounting plate.

10. The method for overall installation and removal of a bracket based on a hydraulic clamp device according to claim 1, characterized in that: The base and telescopic rod of the first tightening hydraulic cylinder are all hingedly connected to the two first hoop bodies; the base and telescopic rod of the second tightening hydraulic cylinder are all hingedly connected to the two second hoop bodies.

Images