WO2020057211A1 - Oil cylinder sliding device provided in integrated steel platform formwork, and construction method therefor - Google Patents

Abstract

An oil cylinder sliding device provided in an integrated steel platform formwork and a construction method therefor. The sliding device comprises a pair of sliding rails (3) and a sliding trolley (4); an oil cylinder (5) comprises a cylinder body (51) and a piston rod (52) with an upper end penetrating through the cylinder body (51); the upper end of the cylinder body (51) is provided with a flange (6); the upper end of the cylinder body (51) is in bolt connection with the cross steel beam part (21) of an oil cylinder reaction force beam (2) by means of the flange (6); the lower end of the piston rod (52) is provided with a spherical support (7); the lower end of the piston rod (52) is in bolt connection with a climbing steel beam (1) by means of the spherical support (7); the sliding rail (3) is fixedly provided below the oil cylinder reaction force beam (2); the sliding trolley (4) can support the oil cylinder (5) by supporting the flange (6) after the oil cylinder (5) is separately unbolted with the cross steel beam part (21) of the oil cylinder reaction force beam (2) and the climbing steel beam (1); the sliding trolley (4) can move along the sliding rails (3), so that the oil cylinder (5) moves away from or faces directly the cross steel beam part (21) of the oil cylinder reaction force beam (2). The construction method comprises the steps of mounting and connecting all the structural components in the sliding device. The sliding device can realize the replacing, adding, and dismounting of the oil cylinder without destroying the integrity of the integrated steel platform formwork.

Description

Sliding device for built-in oil cylinder of integral steel platform formwork and construction method thereof Technical field

The invention belongs to the technical field of building construction, and particularly relates to a sliding device with a built-in oil cylinder of an integral steel platform formwork and a construction method thereof.

Background technique

The tube support type integral steel platform formwork equipment is widely used in the construction of super high-rise complex core tubes. The equipment achieves climbing through the force conversion of the alternate support function of the tube support system and the steel beam climbing system. The long-stroke double-acting hydraulic oil cylinder is built between the cylinder support system and the steel beam climbing system. The lower end of the cylinder piston rod is connected to the climbing steel beam of the steel beam climbing system through a spherical bearing. The upper end of the cylinder block is connected to the cylinder through a flange The cross reaction steel beam of the fourth-layer steel beam of the cylinder supporting force beam of the frame support system is bolted.

The long-stroke double-acting hydraulic oil cylinder is the core device equipped with automatic climbing, which is directly related to the safe operation of the steel platform formwork. The upper flange bolt of the oil cylinder is fixed to the cross steel beam part of the fourth layer steel beam (counting from the top) of the cylinder support system.

During the entire construction cycle, if individual cylinders are subjected to excessive stress, insufficient safety factors need to be replaced, core cylinders need to be replaced with new cylinders when they are deformed in the air, and steel platforms are to be removed at high altitude, it is not possible without destroying the fourth-tier steel beam Hoist vertically.

Therefore, how to provide a built-in cylinder sliding device for the integral steel platform mold frame that can replace, add, and remove the cylinder without the need to cut the cross steel beam above the cylinder, and a construction method thereof , Has become a technical problem that needs to be further improved and optimized in the construction industry.

Summary of the Invention

The purpose of the present invention is to provide a built-in cylinder sliding device of a steel platform formwork and a construction method thereof, in order to solve the need to cut a cross steel beam portion of a reaction beam of a cylinder above a cylinder when replacing, adding, or removing a cylinder in a steel platform. Problems that damage the integrity of the steel platform formwork.

To solve the above technical problems, the present invention provides the following technical solutions:

A built-in oil cylinder sliding device for an integral steel platform formwork is used for disassembling and installing an oil cylinder between a climbing steel beam of a steel beam climbing system and a cylinder reaction force beam of a cylinder support system, including a pair of sliding rails and a For a sliding trolley, the oil cylinder includes a cylinder body and a piston rod whose upper end passes through the cylinder body. A flange plate is provided on the upper end of the cylinder body, and the upper end of the cylinder body reacts with the oil cylinder through the flange plate. The cross steel beam portion of the beam is bolted. The lower end of the piston rod is provided with a spherical bearing. The lower end of the piston rod is bolted with the climbing steel beam through a spherical bearing. The sliding track is fixedly arranged on the cylinder. Below the force beam, the sliding trolley can support the oil cylinder through a supporting flange after the cross steel beam portion of the oil cylinder and the reaction force beam of the oil cylinder and the climbing steel beam are disconnected, and the sliding trolley can move along the The sliding track moves so that the oil cylinder leaves or faces the cross steel beam portion of the reaction force beam of the oil cylinder.

Preferably, in the above-mentioned integrated steel platform mold frame built-in cylinder sliding device, the sliding cart includes a vehicle body, wheels, and a detachable oil cylinder support portion provided on the vehicle body, and the wheels are provided on the vehicle body. Below the four corners, the wheels of the skid cart can move along the corresponding skid track. The car body includes a rectangular frame. The rectangular frame is vertically connected by two beams and two side beams. Therefore, the detachable oil cylinder support portion includes two support beams arranged in parallel, the support beams are vertically arranged between the two beams by bolts, and the cylinder body of the oil cylinder can pass through the space surrounded by the beams and the support beams. And the beam and the support beam can support the flange together.

Preferably, in the above-mentioned integral steel platform formwork built-in oil cylinder sliding device, the reaction force beam of the oil cylinder includes two longitudinal beam pairs and two transverse beam pairs, and the ends of the longitudinal beam pairs and the transverse beam pairs are vertically connected to form one unit. In a square area where the cross steel beam portion is provided, four ends of the cross steel beam portion are respectively vertically connected to the middle positions of the four sides of the square area, and a plurality of applications are provided in the middle portion of the cross steel beam portion. For the bolt holes that are bolted to the flange, the longitudinal beam pair and the transverse beam pair are both connected through a plurality of connecting rods.

Preferably, in the above-mentioned integral steel platform formwork built-in oil cylinder sliding device, the sliding track is parallel to the longitudinal beam pair or the transverse beam pair, and the sliding track is from the cross steel beam of the reaction force beam of the oil cylinder The lower part of the part extends horizontally to the adjacent adjacent span.

Preferably, in the above-mentioned integrated steel platform formwork built-in cylinder sliding device, one end of the sliding track is fixedly connected to the supporting column of the cylinder frame supporting system, and the other end is connected with the longitudinal beam pair or the transverse beam through a vertical link For fixed connection.

Preferably, in the above-mentioned integrated steel platform formwork built-in oil cylinder sliding device, it further includes a lifting ring, the lifting ring is arched, both ends of the lifting ring are screws, and the two ends of the lifting ring respectively extend into the flange. The corresponding bolt holes of the disc are locked by nuts.

The invention also discloses a construction method of the integrated steel platform formwork built-in oil cylinder sliding device, which includes the following steps:

Step 1: The sliding track is fixedly disposed below the reaction force beam of the oil cylinder, and the sliding track extends horizontally from the lower part of the cross steel beam of the reaction force beam of the oil cylinder to the adjacent adjacent spans;

Step 2: Remove the aisle boards of each floor of the support system corresponding to the cylinders above the adjacent span;

Step 3: Install a sliding trolley on the sliding track so that the sliding trolley is sleeved on the outside of the cylinder and below the flange;

Step four: remove the bolt between the flange at the upper end of the cylinder and the cross steel beam portion of the reaction beam of the oil cylinder, so that the flange of the oil cylinder is supported on the sliding trolley;

Step five: Remove the bolt between the spherical support at the lower end of the piston rod and the climbing steel beam, retract the piston rod and remove the oil pipe from the oil cylinder;

Step six: use a manual or electric method to drive the sliding trolley to translate the oil cylinder to the adjacent adjacent span;

Step seven: install a lifting ring on the flange, and connect the tower crane with the lifting ring;

Step eight: Lift the restriction of the sliding trolley on the lifting cylinder and lift the cylinder upward;

Step 9: After replacing the oil cylinder, lift the new oil cylinder to the adjacent adjacent span;

Step 10: Reassemble the sliding trolley so that the sliding trolley can support the flange on the upper end of the cylinder;

Step 11: Remove the rings on the flange;

Step twelve: use a manual or electric method to drive the sliding trolley to translate the oil cylinder below the cross steel beam;

Step 13: Bolt the flange at the upper end of the cylinder to the cross steel beam of the reaction force beam of the oil cylinder, extend the piston rod, bolt the ball bearing at the lower end of the piston rod to the climbing steel beam, and connect the oil pipe to the oil cylinder. on.

Preferably, in the above-mentioned construction method of a built-in cylinder sliding device of the integral steel platform formwork, the sliding cart includes a vehicle body, wheels, and a detachable oil cylinder supporting portion provided on the vehicle body, and the wheels are disposed on the vehicle body. Below the four corners of the car body, the wheels of the skid cart can move along the corresponding slip track. The car body includes a rectangular frame, which is composed of two cross beams and two side beams through bolts. It is vertically connected. The detachable oil cylinder support portion includes two support beams arranged in parallel. The support beams are vertically arranged between the two beams by bolts. The cylinder body of the oil cylinder can pass through the beams and the support beams. The space and the cross beam and the support beam can support the flange together. The lifting of the restriction on the lifting cylinder by the sliding cart means removing the bolt between the support beam and the cross beam and removing the support beam.

Preferably, in the above-mentioned construction method of the integrated steel platform formwork built-in oil cylinder sliding device, after the step 13, the method further includes removing the sliding trolley and the sliding track.

As can be known from the technical solutions disclosed above, compared with the prior art, the beneficial effects of the present invention are as follows:

The integrated steel platform formwork provided by the present invention has a built-in oil cylinder sliding device. By providing a pair of sliding rails and a sliding cart, the sliding cart can climb and climb at the cross steel beam portion of the oil cylinder and the reaction beam of the oil cylinder. After the steel beams are disconnected from the bolts, the cylinders are supported by the support flange. The sliding trolley moves the cylinders away along the sliding track or faces the cross steel beam of the reaction beam of the cylinders. When the cylinders follow the sliding movement After the trolley leaves the cross steel beam part of the reaction force beam of the cylinder, after removing the aisle boards of the cylinder support system above the cylinder, the cylinder to be replaced can be lifted off and replaced with a new cylinder, so that it is not necessary to cut the cross steel above the cylinder Under the premise of the beam section, the vertical lifting of the oil cylinder is realized, so that the replacement, addition and removal of the oil cylinder can be realized without destroying the integrity of the overall steel platform formwork.

The construction method of the built-in oil cylinder slip device of the integral steel platform formwork provided by the present invention is that the slip rail is fixedly arranged below the reaction beam of the oil cylinder, and the slip track is from below the cross steel beam portion of the reaction force beam of the oil cylinder Extend horizontally to adjacent adjacent spans; remove the aisle boards of each layer of the tube support system corresponding to the above adjacent spans; install a sliding trolley on the sliding track, so that the sliding trolley is set on the outside of the cylinder and is located in the method Under the blue plate; remove the bolt between the flange at the upper end of the cylinder and the cross steel beam of the reaction beam of the oil cylinder, so that the flange of the oil cylinder is supported on the sliding cart; the sliding cart is driven manually or electrically , Translate the oil cylinder to the adjacent adjacent span to lift out the oil cylinder for replacement; after replacing the oil cylinder, hang the new oil cylinder to the adjacent adjacent span; reassemble the sliding trolley so that the sliding trolley can support the flange on the upper end of the cylinder ; Remove the lifting ring on the flange plate; Drive the sliding trolley manually or electrically to move the oil cylinder below the cross steel beam; Move the flange on the upper end of the cylinder block to the cross steel of the reaction beam of the oil cylinder The beam part is bolted, the piston rod is extended, the spherical bearing at the lower end of the piston rod is bolted to the climbing steel beam, and the oil pipe is connected to the oil cylinder, so that the cross steel beam part above the installation position of the oil cylinder does not need to be cut to achieve Vertical lifting of the oil cylinder, so that the replacement, addition and removal of the oil cylinder can be realized without destroying the integrity of the overall steel platform formwork.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG. 1 is a use state diagram of a built-in cylinder sliding device of an integral steel platform formwork according to an embodiment of the present invention;

2 is a schematic plan view of a partial structure of a reaction beam of an oil cylinder in an embodiment of the present invention;

FIG. 3 is a schematic diagram of a vertical structure of a sliding track and a sliding cart according to an embodiment of the present invention; FIG.

FIG. 4 is a schematic diagram taken along A-A in FIG. 3; FIG.

5 is a schematic structural diagram of an elevation of a sliding trolley according to an embodiment of the present invention;

Fig. 6 is a schematic diagram taken along the line B-B in Fig. 5;

FIG. 7 is a schematic diagram of the C-C direction of FIG. 5;

FIG. 8 is a schematic structural diagram of a step of a construction method of an integrated steel platform formwork built-in oil cylinder sliding device according to an embodiment of the present invention; FIG.

FIG. 9 is a schematic structural diagram of the third step of the construction method of the integrated steel platform formwork built-in oil cylinder sliding device according to an embodiment of the present invention; FIG.

10 is a schematic structural view of a seventh step in a construction method of a built-in cylinder slip device of an integral steel platform formwork according to an embodiment of the present invention;

In the picture: 1-climbing steel beam, 2-cylinder reaction beam, 21-cross steel beam section, 22-longitudinal beam pair, 23-transverse beam pair, 24-peripheral adjacent span, 3-slide track, 4- Sliding trolley, 41-body, 411-beam, 412-side beam, 42-wheel, 43-support beam, 5-cylinder, 51-cylinder block, 52-piston rod, 6-flange plate, 7-spherical Supports, 8-hooks, 9-core tube shear walls, 10-support columns, 11-vertical links, 12-bottom steel beams.

detailed description

The present invention is further described in detail below with reference to the drawings and specific embodiments. The technical content and features of the present invention will be described in detail below with reference to the listed embodiments in conjunction with the accompanying drawings. It should be noted that the drawings are in a very simplified form and use inaccurate proportions, which are only used to facilitate and clearly explain the purpose of the embodiments of the present invention. For the convenience of description, the directions "up" and "down" described below are consistent with the directions of the drawings, but this cannot be a limitation of the technical solution of the present invention.

Please refer to FIG. 1 to FIG. 10, this embodiment discloses a built-in steel platform slip device for an integral steel platform formwork, which is used for disassembling the climbing steel beam 1 and the cylinder reaction force of the cylinder support system provided in the steel beam climbing system. The cylinder 5 between the beams 2, the bottom steel beam 12 of the tube support system and the end of the climbing steel beam 1 of the steel beam climbing system are respectively provided with corresponding reserved openings that can penetrate into the core tube shear wall 9 The telescopic bull's leg, the oil cylinder 5 alternately lifts the cylinder reaction force beam 2 of the cylinder support system and the steel beam climbing system's climbing steel beam 1 to achieve the climbing of the overall steel platform formwork. The integrated steel platform mold frame built-in oil cylinder sliding device includes a pair of sliding rails 3 and a sliding carriage 4. The oil cylinder 5 includes a cylinder block 51 and a piston rod 52 whose upper end is passed through the cylinder block 51. The upper end of the cylinder block 51 is provided with a flange plate 6, the upper end of the cylinder block 51 is bolted to the cross steel beam portion 21 of the cylinder reaction force beam 2 through the flange plate 6, and the lower end of the piston rod 52 is provided with Spherical bearing 7, the lower end of the piston rod 52 is bolted to the climbing steel beam 1 through the spherical bearing 7, the sliding track 3 is fixedly disposed below the reaction force beam 2 of the cylinder, and the sliding track 3 Horizontally extending from below the cross steel beam portion 21 of the cylinder reaction force beam 2 to the peripheral adjacent span 24, that is, the peripheral adjacent area, the skid cart 4 can cross the steel beam of the cylinder 5 and the cylinder reaction force beam 2 After the bolts 21 and the climbing steel beam 1 are released from the bolt connection, the cylinder 5 is supported by the support flange 6 so that the sliding trolley 4 can move along the sliding track 3, so that the cylinder 5 leaves or faces the cylinder. The cross steel beam portion 21 of the beam 2.

The integrated steel platform formwork provided in this embodiment has a built-in cylinder sliding device. By providing a pair of sliding rails 3 and a sliding trolley 4, the sliding trolley 4 can be mounted on the cylinder 5 and the cylinder reaction force beam 2. The cross steel beam portion 21 and the climbing steel beam 1 respectively support the oil cylinder 5 through the support flange 6 after the bolt connection is released. The sliding trolley 4 moves the oil cylinder 5 away or faces the oil cylinder by moving along the sliding track 3 The cross steel beam part 21 of the force beam 2 can be replaced when the oil cylinder 5 follows the sliding trolley 4 and leaves the cross steel beam part 21 of the reaction force beam 2 of the oil cylinder. The cylinder 5 is lifted off and replaced with a new cylinder 5, so that the vertical lifting of the cylinder 5 is realized without cutting the cross steel beam portion 21 above the cylinder 5, so as not to damage the integrity of the overall steel platform formwork. Under the premise, the replacement, addition and removal of the oil cylinder 5 are realized.

Preferably, in the above-mentioned integrated steel platform mold frame built-in cylinder sliding device, the sliding trolley 4 includes a vehicle body 41, a wheel 42 and a detachable oil cylinder support portion provided on the vehicle body 41, and the wheel 42 It is arranged below the four corners of the vehicle body 41. The wheels 42 of the sliding trolley 4 can move along the corresponding sliding track 3. The vehicle body 41 includes a rectangular frame, which is composed of two beams. 411 and two side beams 412 are vertically connected by bolts. The detachable oil cylinder support portion includes two support beams 43 arranged in parallel. The support beams 43 are vertically arranged between the two beams 411 by bolts. The cylinder block 51 of the oil cylinder 5 can pass through the space surrounded by the cross beam 411 and the support beam 43 and the cross beam 411 and the support beam 43 can support the flange 6 together, that is, the support beam 43 and the cross beam 411 surround The formed rectangular area is smaller than the outer diameter of the flange plate 6 and larger than the outer diameter of the cylinder block 51 of the oil cylinder 5. Since the support beam 43 is vertically arranged between the two cross beams 411 by bolts, the support beam 43 can be conveniently installed on the cross beam 411, thereby supporting the flange plate 6, and the support beam 43 can also be conveniently installed. It is removed from the cross beam 411 to facilitate vertical lifting of the cylinder 5.

Preferably, in the above-mentioned integrated cylinder platform slip device of the integral steel platform formwork, the cylinder reaction force beam 2 includes two longitudinal beam pairs 22 and two transverse beam pairs 23, and ends of the longitudinal beam pairs 22 and the transverse beam pairs 23. The vertical connection forms a square area for setting the cross steel beam portion 21. The cross steel beam portion 21 includes two steel beams connected vertically. The four end portions of the cross steel beam portion 21 are vertically connected to each other. In the middle of the four sides of the square area, a plurality of bolt holes for bolt connection with the flange plate 6 are opened in the middle of the cross steel beam portion 21, and the longitudinal beam pair 22 and the transverse beam pair 23 are both Connected by several connecting rods. The space separated by the transverse beam pair 23 on the longitudinal beam pair 22, the space separated by the transverse beam and the connecting rod, and the space separated by adjacent connecting rods are respectively used as a span. Similarly, the space separated by the longitudinal beam pair 22 on the transverse beam pair 23, the space separated by the transverse beam and the connecting rod, and the space separated by adjacent connecting rods are respectively used as a span.

Preferably, in the above-mentioned integrated steel platform formwork built-in oil cylinder sliding device, in order to facilitate the installation of the sliding rail 3 and also to facilitate the vertical lifting of the oil cylinder 5, the sliding rail 3 and the longitudinal beam pair 22 or The transverse beam pairs 23 are parallel, and the sliding track 3 extends horizontally from below the cross steel beam part 21 of the cylinder reaction beam 2 to the adjacent adjacent span 24.

Preferably, in the above-mentioned integrated cylinder platform slip device for the integral steel platform formwork, one end of the slide rail 3 is fixedly connected to the support column 10 of the cylinder support system, and the other end is opposed to the longitudinal beam by a vertical link 11 22 or transverse beam pairs 23 are fixedly connected, so that the stable connection of the sliding rail 3 and the cylinder support system can be achieved, thereby improving the use safety of the built-in cylinder sliding device of the overall steel platform formwork.

In order to facilitate the lifting of the oil cylinder 5, it is preferable that the above-mentioned integrated steel platform formwork built-in oil cylinder sliding device further includes a hoist ring 8, which is arched, and both ends of the ring 8 are screw rods. The two ends of the suspension ring 8 respectively extend into corresponding bolt holes of the flange 6 and are locked by nuts.

Please continue to refer to FIG. 1 to FIG. 10. This embodiment also discloses a construction method of the integrated steel platform formwork built-in oil cylinder sliding device, which includes the following steps:

Step 1. Please refer to FIG. 8 for reference. The sliding rail 3 is fixedly arranged below the reaction beam 2 of the hydraulic cylinder. The sliding track 3 extends horizontally from below the cross steel beam portion 21 of the reaction beam 2 of the hydraulic cylinder to Peripheral adjacent spans 24;

Step two: remove the aisle boards (not labeled) of each layer of the support system corresponding to the cylinder support above the adjacent span;

Step three, please refer to FIG. 9 and install the sliding trolley 4 on the sliding rail 3 so that the sliding trolley 4 is set on the outside of the cylinder 5 and below the flange 6;

Step four: remove the bolt between the flange 6 at the upper end of the cylinder body 51 and the cross steel beam portion 21 of the cylinder reaction force beam 2 so that the flange 6 of the cylinder 5 is supported on the sliding carriage 4;

Step five, remove the bolt between the spherical support 7 at the lower end of the piston rod 52 and the climbing steel beam 1, retract the piston rod 52 and remove the oil pipe (not labeled) on the oil cylinder 5;

Step 6: Drive the sliding trolley 4 by manual or electric means, and translate the oil cylinder 5 to the adjacent adjacent span 24;

Step Seven, please refer to FIG. 10, and install the lifting ring 8 on the flange 6, and the tower crane connects the lifting ring 8;

Step eight, lifting the restriction of the sliding trolley 4 on the lifting cylinder 5 and lifting the cylinder 5 upward;

Step 9: After replacing the oil cylinder 5, lift the new oil cylinder 5 to the adjacent adjacent span 24;

Step ten: reassemble the sliding cart 4 so that the sliding cart 4 can support the flange 6 at the upper end of the oil cylinder 5;

Step eleven, remove the ring 8 on the flange 6;

Step twelve, the sliding trolley 4 is driven by manual or electric means, and the oil cylinder 5 is translated below the cross steel beam portion 21;

Step thirteen, bolt the flange 6 on the upper end of the cylinder block 51 to the cross steel beam portion 21 of the reaction force beam 2 of the oil cylinder, extend the piston rod 52, and attach the spherical support 7 on the lower end of the piston rod 52 to the bolt of the climbing steel beam 1. Connect and connect the oil pipe to the oil cylinder 5.

The construction method for the built-in steel cylinder slip device of the integral steel platform formwork provided in this embodiment is to fix the slide rail 3 below the cylinder reaction force beam 2, which slides from the cross of the cylinder reaction force beam 2 The lower part of the steel beam portion 21 extends horizontally to the adjacent adjacent span 24; removes the aisle boards of each layer of the tube rack support system corresponding to the above adjacent span; and installs a sliding trolley 4 on the sliding track 3 so that the sliding trolley 4 sets are set on the outside of the cylinder 5 and below the flange 6; the bolts between the flange 6 at the upper end of the cylinder body 51 and the cross steel beam portion 21 of the cylinder reaction force beam 2 are removed to make the flange of the cylinder 5 The disc 6 is supported on the sliding trolley 4; the sliding trolley 4 is driven by manual or electric means, and the cylinder 5 is translated to the adjacent adjacent span 24 to lift out the cylinder 5 for replacement; after replacing the cylinder 5, lift the new cylinder 5 To the adjacent adjacent span 24; reassemble the sliding trolley 4 so that the sliding trolley 4 can support the flange 6 on the upper end of the cylinder 5; remove the lifting ring 8 on the flange 6; use manual or electric means to drive the sliding trolley 4. Translate the oil cylinder 5 below the cross beam section 21; The flange 6 at the end is bolted to the cross steel beam portion 21 of the cylinder reaction force beam 2 and the piston rod 52 is extended. The spherical support 7 at the lower end of the piston rod 52 is bolted to the climbing steel beam 1 and the oil pipe is connected to the oil cylinder 5 Therefore, the vertical lifting of the oil cylinder 5 is realized without cutting the cross steel beam portion 21 above the installation position of the oil cylinder 5, and the replacement of the oil cylinder 5 is realized without destroying the integrity of the overall steel platform formwork. Added and removed.

Preferably, in the above-mentioned construction method of the built-in cylinder sliding device of the integral steel platform formwork, the sliding trolley 4 includes a vehicle body 41, a wheel 42 and a detachable hydraulic cylinder support portion provided in the middle of the vehicle body 41. The wheels 42 are disposed below the four corners of the vehicle body 41. The wheels 42 of the sliding trolley 4 can move along the corresponding sliding track 3. The vehicle body 41 includes a rectangular frame. Two cross beams 411 and two side beams 412 are vertically connected by bolts. The detachable oil cylinder support portion includes two support beams 43 arranged in parallel. The support beams 43 are vertically arranged on the two beams 411 by bolts. In the meantime, the cylinder block 51 of the oil cylinder 5 can pass through the space surrounded by the cross beam 411 and the support beam 43 and the cross beam 411 and the support beam 43 can support the flange 6 together. The restriction of the oil cylinder 5 refers to removing the bolt between the support beam 43 and the cross beam 411 and removing the support beam 43.

Preferably, in the above-mentioned construction method of the integrated steel platform formwork built-in oil cylinder sliding device, after the step 13, the method further includes removing the sliding trolley 4 and the sliding track 3. Therefore, the sliding trolley 4 and the sliding track 3 can be installed at other positions to replace the oil cylinder 5 at other positions, so as to achieve the purpose of recycling and saving costs.

The above description is only a description of the preferred embodiments of the present invention, and does not limit the scope of the present invention. Any changes and modifications made by those skilled in the art according to the above disclosure shall fall within the protection scope of the claims.

Claims (9)

1. A built-in oil cylinder sliding device for an integral steel platform formwork is characterized in that it is used for disassembling and installing an oil cylinder between a climbing steel beam of a steel beam climbing system and a cylinder reaction force beam of a cylinder frame supporting system, including a pair of slides. A moving track and a sliding trolley. The oil cylinder includes a cylinder body and a piston rod whose upper end passes through the cylinder body. The upper end of the cylinder body is provided with a flange plate, and the upper end of the cylinder body is connected to the cylinder body through the flange plate. The cross steel beam portion of the reaction force beam of the oil cylinder is bolted. The lower end of the piston rod is provided with a spherical bearing. The lower end of the piston rod is bolted with the climbing steel beam through the spherical bearing. The sliding track is fixed. The sliding trolley can be arranged under the reaction force beam of the oil cylinder, and the sliding car can support the oil cylinder through the supporting flange after the cross steel beam portion of the oil cylinder and the reaction force beam of the oil cylinder and the climbing steel beam are disconnected, respectively, and slide The trolley can move along the sliding track, so that the oil cylinder leaves or faces the cross steel beam portion of the reaction force beam of the oil cylinder.
2. The sliding device for a built-in oil cylinder of an integral steel platform formwork according to claim 1, wherein the sliding car comprises a car body, wheels, and a detachable oil cylinder supporting part provided on the car body, and the wheels are provided Below the four corners of the car body, the wheels of the skid cart can move along the corresponding skid track. The car body includes a rectangular frame, which is passed by two beams and two side beams. Bolts are vertically connected. The detachable oil cylinder support portion includes two support beams arranged in parallel. The support beams are vertically arranged between the two beams by bolts. The cylinder body of the oil cylinder can pass through the beams and the support beams. The enclosed space and the cross beam and the support beam can support the flange plate together.
3. The sliding device for a built-in oil cylinder of an integral steel platform formwork according to claim 1, wherein the reaction beam of the oil cylinder comprises two longitudinal beam pairs and two transverse beam pairs, and the ends of the longitudinal beam pairs and the transverse beam pairs are vertical. The connection forms a square area for setting the cross steel beam portion, and the four end portions of the cross steel beam portion are vertically connected to the middle positions of the four sides of the square area, respectively. A plurality of bolt holes for bolt connection with the flange are opened in the middle, and the longitudinal beam pair and the transverse beam pair are all connected through several connecting rods.
4. The sliding device for a built-in oil cylinder of an integral steel platform formwork according to claim 3, wherein the sliding track is parallel to the longitudinal beam pair or the transverse beam pair, and the sliding track is driven from a reaction beam of the oil cylinder The lower part of the cross steel beam portion extends horizontally to the adjacent adjacent span.
5. The sliding device for a built-in oil cylinder of the integral steel platform formwork according to claim 4, wherein one end of the sliding track is fixedly connected to the support column of the cylinder support system, and the other end is connected to the longitudinal beam through a vertical link Pairs or transverse beam pairs are fixedly connected.
6. The built-in cylinder sliding device of the integral steel platform formwork according to claim 1, further comprising a lifting ring, the lifting ring is arched, both ends of the lifting ring are screws, and both ends of the lifting ring Protrude into the corresponding bolt holes of the flange and lock them with nuts.
7. A construction method for disassembling and disassembling an oil cylinder by using a built-in oil cylinder sliding device of an integral steel platform formwork according to any one of claims 1-6, comprising the following steps:

   Step 1: The sliding track is fixedly disposed below the reaction force beam of the oil cylinder, and the sliding track extends horizontally from the lower part of the cross steel beam of the reaction force beam of the oil cylinder to the adjacent adjacent spans;

   Step 2: Remove the aisle boards of each floor of the support system corresponding to the cylinders above the adjacent span;

   Step 3: Install a sliding trolley on the sliding track so that the sliding trolley is sleeved on the outside of the cylinder and below the flange;

   Step four: remove the bolt between the flange at the upper end of the cylinder and the cross steel beam portion of the reaction beam of the oil cylinder, so that the flange of the oil cylinder is supported on the sliding trolley;

   Step five: Remove the bolt between the spherical support at the lower end of the piston rod and the climbing steel beam, retract the piston rod and remove the oil pipe from the oil cylinder;

   Step six: use a manual or electric method to drive the sliding trolley to translate the oil cylinder to the adjacent adjacent span;

   Step seven: install a lifting ring on the flange, and connect the tower crane with the lifting ring;

   Step eight: Lift the restriction of the sliding trolley on the lifting cylinder and lift the cylinder upward;

   Step 9: After replacing the oil cylinder, lift the new oil cylinder to the adjacent adjacent span;

   Step 10: Reassemble the sliding trolley so that the sliding trolley can support the flange on the upper end of the cylinder;

   Step 11: Remove the rings on the flange;

   Step twelve: use a manual or electric method to drive the sliding trolley to translate the oil cylinder below the cross steel beam;

   Step 13: Bolt the flange at the upper end of the cylinder to the cross steel beam of the reaction force beam of the oil cylinder, extend the piston rod, bolt the ball bearing at the lower end of the piston rod to the climbing steel beam, and connect the oil pipe to the oil cylinder. on.
8. The construction method according to claim 7, wherein the sliding trolley comprises a vehicle body, wheels, and a detachable oil cylinder support portion provided on the vehicle body, and the wheels are disposed under four corners of the vehicle body The wheel of the skid cart can move along the corresponding skid track. The car body includes a rectangular frame. The rectangular frame is formed by two beams and two side beams connected vertically by bolts. The detachable oil cylinder support portion includes two support beams arranged in parallel, the support beams are vertically arranged between the two beams by bolts, and the cylinder body of the oil cylinder can penetrate the space surrounded by the beams and the support beams, and the beams The flange and the supporting beam can support the flange together, and the lifting of the restriction of the sliding trolley on the lifting cylinder refers to removing the bolt between the supporting beam and the cross beam and removing the supporting beam.
9. The construction method according to claim 7, wherein after the step (13), the method further comprises removing the sliding trolley and the sliding track.

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