CN113802860A - Truss crossing, pushing, installing and constructing method - Google Patents
Truss crossing, pushing, installing and constructing method Download PDFInfo
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- CN113802860A CN113802860A CN202111273502.8A CN202111273502A CN113802860A CN 113802860 A CN113802860 A CN 113802860A CN 202111273502 A CN202111273502 A CN 202111273502A CN 113802860 A CN113802860 A CN 113802860A
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- truss
- arc
- sliding
- fixedly connected
- installing
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/02—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention discloses a truss spanning, pushing, installing and constructing method, which comprises the following steps: installing a plurality of first sliding rails and second sliding rails which are arranged at intervals on a building main body, wherein the second sliding rails can rotate relative to the first sliding rails along the horizontal direction to form a pre-installation position of a truss; hoisting the truss to the upper part of the building main body through hoisting equipment, adjusting the position of the truss and then dropping the truss onto a first sliding rail, wherein the truss is matched with an auxiliary support component through a jack connected to the bottom of the truss and is in sliding fit with the first sliding rail; and a hydraulic cylinder is hinged on the first sliding rail and pushes a stroke adjusting mechanism on the truss to slide to the position right above the second sliding rail. According to the invention, the hydraulic cylinder pushes the stroke adjusting mechanism on the truss to enable the truss to slide to be right above the second sliding rail, the stroke adjusting mechanism can enable the hydraulic cylinder to further slide under the condition of no movement, and the stroke of the hydraulic cylinder acting on the truss is increased, so that the trouble of repeatedly installing and detaching the adjusting plate is avoided.
Description
Technical Field
The invention belongs to the technical field of truss installation, and particularly relates to a truss spanning, pushing, installing and constructing method.
Background
The chinese patent (No. CN111927107B) discloses a steel structure roof truss sliding construction method, which is to avoid the potential safety hazard caused by the lifting method during truss construction, and to install the truss by pushing the truss to slide on the slide rail, and to assemble the truss while sliding under the guiding action of the truss sliding rail, so that a plurality of trusses can move synchronously, thereby increasing the speed of installing the truss. But in practical application, when the hydraulic cylinder pushes the truss to slide, the adjusting rod is firstly penetrated through the adjusting hole which is farthest away from the supporting column, after the piston rod extends to be close to the limit position, the adjusting plate is detached, then the piston rod is retracted, the adjusting hole which is closer to the supporting column in the adjusting plate is matched and connected with the adjusting rod, then the hydraulic cylinder is started until the piston rod extends to be close to the limit position, and the rest is done by analogy, so that the stroke of the piston rod acting on the truss is increased. Therefore, when the device pushes the truss to slide, the adjusting plate needs to be repeatedly installed and detached, and the device is relatively troublesome in actual use.
Disclosure of Invention
The invention aims to provide a construction method for spanning, pushing, installing and constructing a truss, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a truss spanning, pushing, installing and constructing method comprises the following steps:
the method comprises the following steps: installing a plurality of first sliding rails and second sliding rails which are arranged at intervals on a building main body, wherein the second sliding rails can rotate relative to the first sliding rails along the horizontal direction to form a pre-installation position of a truss;
step two: hoisting the truss to the upper part of the building main body through hoisting equipment, adjusting the position of the truss and then dropping the truss onto a first sliding rail, wherein the truss is matched with an auxiliary support component through a jack connected to the bottom of the truss and is in sliding fit with the first sliding rail;
step three: a hydraulic cylinder is hinged on the first slide rail and pushes a stroke adjusting mechanism on the truss to enable the truss to slide to be right above the second slide rail;
step four: rotating the second sliding rail to reserve a pre-installation position of the truss, installing a truss base on the pre-installation position, starting a jack to drive the truss and a fixing column at the bottom of the truss to descend, and connecting and fixing the fixing column and the truss base after the fixing column is abutted against the truss base;
step five: and repeating the second step to the fifth step until all the trusses are fixed at the preset installation positions, and after all the trusses are completely installed, disassembling the jack, the auxiliary support assembly, the first sliding rail and the second sliding rail to complete construction.
Preferably, the bottom of the truss is positioned at two sides of the fixed column and is respectively and fixedly connected with a fixed frame; the stroke adjusting mechanism comprises an arc-shaped plate arranged on a fixed frame close to one side of the hydraulic cylinder, a shaft lever is fixedly connected to the center of the arc-shaped plate, a mounting hole matched with the shaft lever is formed in the fixed frame, and the shaft lever is rotatably connected with the fixed frame through the mounting hole; the back of the arc plate is fixedly connected with an arc slide block at a position adjacent to the arc edge of the arc plate, the front end surface of the fixed frame is provided with a slide way for the arc slide block to slide, and the arc slide block is connected with the slide way in a sliding way; a perforated plate is fixedly connected to the middle of the top of the arc plate, a limiting rod is connected to the inside of the perforated plate in a sliding mode, a baffle is fixedly connected to the outer side end of the limiting rod, a second spring is further sleeved on the limiting rod, and two ends of the second spring are fixedly connected with the perforated plate and the baffle respectively; two limiting holes matched with the limiting rods are formed in the end face of the fixing frame, the two limiting holes are circumferentially distributed by taking the mounting hole as a circle center, and an included angle alpha formed between the two limiting holes and the mounting hole is 45 degrees; the arc spout has been seted up on the terminal surface of arc, the transversal T type structure of personally submitting of arc spout, the arc spout is including four arc walls along the radial parallel distribution of arc, and the head and the tail end of two adjacent arc walls are linked together through the intercommunication groove of perpendicular to arc wall, the radian of four sections arc walls is pi/4, wherein seted up spacing breach along the radial outside second section arc wall bottom that distributes of arc wall, the inside slidable mounting of arc spout has the movable mounting pole, the piston end and the movable mounting pole rotation of pneumatic cylinder link to each other.
Preferably, the top of the jack is fixedly connected with the fixing frame, the bottom of the jack is fixedly connected with a second sliding seat, and the second sliding seat is nested on the first sliding rail in a sliding mode.
Preferably, supplementary supporting component is including following the sleeve of vertical direction fixed connection in the mount bottom and the first slide of slidable mounting on first slide rail, the top fixedly connected with movable rod of first slide, the top of movable rod upwards extends to the inside back fixedly connected with fixed plate of sleeve, fixed plate and telescopic inner wall sliding connection, telescopic inside still is provided with first spring, the both ends of first spring link to each other with fixed plate and telescopic inboard top respectively.
Preferably, the bolt hole has been seted up to the inside of first slide rail, and the bottom of pneumatic cylinder articulates there is the third slide, and the third slide passes through bolt hole fixed mounting on second bolt and the first slide rail.
Preferably, the second slide rail is half I-shaped steel spare including two to two and half I-shaped steel spare are central symmetry and distribute, and the one end of every half I-shaped steel spare has all been seted up and has been dodged the breach, and the one end of dodging the breach is kept away from to every half I-shaped steel spare all is connected with first slide rail rotation through the rotation axis, and threaded connection has first bolt on the lateral wall that first slide rail is close to dodge the breach, and fixedly connected with is used for the rotatory limit baffle of backstop second slide rail on the periphery of first bolt.
Compared with the prior art, the invention provides a truss spanning, pushing, installing and constructing method which has the following beneficial effects:
according to the invention, the hydraulic cylinder pushes the stroke adjusting mechanism on the truss to enable the truss to slide to be right above the second sliding rail, the stroke adjusting mechanism can enable the hydraulic cylinder to further slide under the condition of no movement, and the stroke of the hydraulic cylinder acting on the truss is increased, so that the trouble of repeatedly installing and disassembling the adjusting plate is avoided.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention without limiting the invention in which:
FIG. 1 is a schematic three-dimensional structure of an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a first rail and a second rail mounted on a building body according to an embodiment of the present invention;
FIG. 3 is a schematic view of a hydraulic cylinder pushing a truss to move according to an embodiment of the present invention;
FIG. 4 is a schematic view of the first partial three-dimensional structure of FIG. 3;
FIG. 5 is a schematic view of a second partial three-dimensional structure shown in FIG. 3;
FIG. 6 is a three-dimensional schematic view of an arcuate plate in an embodiment of the present invention;
FIG. 7 is a schematic three-dimensional cross-sectional view of an arcuate plate in an embodiment of the present invention;
FIG. 8 is a schematic front view of an arcuate plate in accordance with an embodiment of the present invention;
FIG. 9 is a schematic view of the truss base in the embodiment of the present application;
FIGS. 10-17 are simplified schematic diagrams illustrating the operation of the relative positions of the arcuate plate and the hydraulic cylinder in this embodiment;
fig. 18 is an enlarged view of a portion a in fig. 2.
In the figure: 1. a truss; 2. a building body; 3. a first slide rail; 4. a second slide rail; 5. avoiding the notch; 6. a rotating shaft; 7. a first bolt; 8. bolt holes; 9. fixing a column; 10. a fixed mount; 11. a sleeve; 12. a movable rod; 13. a fixing plate; 14. a first spring; 15. a first slider; 16. a jack; 17. a second slide carriage; 18. mounting holes; 19. a slideway; 20. a limiting hole; 21. an arc-shaped plate; 22. a shaft lever; 23. an arc-shaped sliding block; 24. a perforated plate; 25. a limiting rod; 26. a second spring; 27. an arc-shaped chute; 28. a limiting notch; 29. a movable mounting rod; 30. a hydraulic cylinder; 31. a third slide carriage; 32. a second bolt; 33. a truss base.
In the figure 4, the included angle alpha is the included angle of a line segment formed between the two limiting holes (20) and the mounting hole (18).
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the embodiments of the present invention, it should be understood that the terms "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing embodiments of the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the embodiments of the present invention.
Referring to fig. 1 to 9, the present embodiment provides a truss spanning, pushing, installing and constructing method, including the following steps:
before the truss 1 is installed, a plurality of first slide rails 3 and second slide rails 4 which are arranged at intervals are installed on a building main body 2, each second slide rail 4 comprises two half I-shaped steel parts, the two second slide rails 4 are distributed in a central symmetry mode, the two half I-shaped steel parts are combined into a whole and then have the same structure as the first slide rail 3, the truss 1 can slide on the second slide rails 4, an avoiding notch 5 is formed in one end of each half I-shaped steel part, one end, far away from the avoiding notch 5, of each half I-shaped steel part is rotatably connected with the first slide rail 3 through a rotating shaft 6, the avoiding notch 5 is arranged to prevent the half I-shaped steel parts from interfering when rotating around the rotating shaft 6, when the two half I-shaped steel parts rotate 90 degrees, a space reserved on the building main body 2 is a pre-installation position of the truss 1, a first bolt 7 is connected to the side wall, close to the avoiding notch 5, of the first slide rail 3 through threads, the circumferential surface of the first bolt 7 is fixedly connected with a limit baffle for stopping the second slide rail 4 from rotating, and before the truss 1 is installed, the limit baffle stops the second slide rail 4 by rotating the first bolt 7.
The truss 1 is moved to the upper part of a building main body 2 through a hoisting device, the position of the truss 1 is adjusted, the truss 1 is aligned with a first slide rail 3 or a second slide rail 4, then the lower truss 1 falls onto the first slide rail 3, the truss 1 is matched with an auxiliary support component through a jack 16 connected with the bottom of the truss 1 and the auxiliary support component in a sliding fit mode with the first slide rail 3, specifically, a fixed frame 10 is fixedly connected with the bottom of the truss 1 at two sides of a fixed column 9 respectively, the top of the jack 16 is fixedly connected with the fixed frame 10, a second slide seat 17 is fixedly connected with the bottom of the jack 16, after the truss 1 is put down, the second slide seat 17 is nested on the first slide rail 3 in a sliding mode, in addition, the auxiliary support component comprises a sleeve 11 and a first slide seat 15 which are fixedly connected with the bottom of the fixed frame 10 along the vertical direction, similarly, after the truss 1 is put down, the first slide seat 15 is nested on the first slide rail 3 in a sliding mode, the top fixedly connected with movable rod 12 of first slide 15, the top of movable rod 12 upwards extends to the inside back fixedly connected with fixed plate 13 of sleeve 11, fixed plate 13 and the inner wall sliding connection of sleeve 11, and the inside of sleeve 11 still is provided with first spring 14, and the both ends of first spring 14 link to each other with the inboard top of fixed plate 13 and sleeve 11 respectively. It should be noted that, after the truss 1 is put down, the jack 16 needs to be started to lift the truss 1 and the fixed column 9 upwards by a certain distance, so that the fixed column 9 keeps a distance from the first slide rail 3 and the second slide rail 4, and the truss 1 can conveniently slide on the first slide rail 3 or the second slide rail 4.
The hydraulic cylinder 30 is hinged to the first slide rail 3, the bolt hole 8 is formed in the first slide rail 3, the bottom of the hydraulic cylinder 30 is hinged to a third slide seat 31, the third slide seat 31 is fixed to the first slide rail 3 through a second bolt 32, and the hydraulic cylinder 30 pushes the stroke adjusting mechanism on the truss 1 to enable the truss 1 to slide to a position right above the second slide rail 4.
Specifically, the stroke adjusting mechanism in this embodiment includes an arc plate 21 mounted on the fixed frame 10 near one side of the hydraulic cylinder 30, a shaft rod 22 is fixedly connected to the center of the arc plate 21, a mounting hole 18 matched with the shaft rod 22 is formed in the fixed frame 10, and the shaft rod 22 is rotatably connected to the fixed frame 10 through the mounting hole 18; the back of the arc plate 21 is fixedly connected with an arc slide block 23 at a position adjacent to the arc edge, the front end surface of the fixed frame 10 is provided with a slide way 19 for the arc slide block 23 to slide, and the arc slide block 23 is connected with the slide way 19 in a sliding way; a perforated plate 24 is fixedly connected to the middle of the top of the arc plate 21, a limiting rod 25 is connected to the inside of the perforated plate 24 in a sliding manner, a baffle is fixedly connected to the outer side end of the limiting rod 25, a second spring 26 is further sleeved on the limiting rod 25, and two ends of the second spring 26 are respectively fixedly connected with the perforated plate 24 and the baffle; the end face of the fixing frame 10 is provided with two limiting holes 20 matched with the limiting rod 25, the two limiting holes 20 are circumferentially distributed by taking the mounting hole 18 as a circle center, the center distances between the two limiting holes 20 and the mounting hole 18 are the same, and an included angle alpha formed between the two limiting holes 20 and the mounting hole 18 is 45 degrees, as shown in fig. 4; the arc chute 27 has been seted up on the terminal surface of arc 21, the transversal T type structure of personally submitting of arc chute 27, arc chute 27 is including four arc walls along the radial parallel distribution of arc 21, and the head and the tail end of two adjacent arc walls are linked together through the intercommunication groove of perpendicular to arc wall, the radian of four sections arc walls is pi/4, wherein spacing breach 28 has been seted up along the radial outside second section arc wall bottom that distributes of arc 21, the inside slidable mounting of arc chute 27 has movable mounting pole 29, pneumatic cylinder 30's piston end rotates with movable mounting pole 29 and links to each other.
When the hydraulic cylinder 30 pushes the stroke adjusting mechanism on the truss 1, the initial state of the arc plate 21 is shown in fig. 3 and 5, the initial positions of the hydraulic cylinder 30 and the arc plate 21 are shown in fig. 10, and the process that the hydraulic cylinder 30 pushes the truss 1 to slide is shown. Then the limiting rod 25 is pulled outwards to be separated from the limiting hole 20, the arc-shaped plate 21 is rotated clockwise by 45 degrees, the limiting rod 25 is loosened to enable the limiting rod 25 to enter the other limiting hole 20 under the elasticity of the second spring 26, and in the rotating process, the position of the movable mounting rod 29 is in a static state relative to the fixed frame 10, namely the movable mounting rod 29 slides in the arc-shaped sliding groove 27, and the state is shown in fig. 11. Then, the hydraulic cylinder 30 is started to shorten, the top end of the hydraulic cylinder 30 is translated to the third slide seat 31 side through the movable mounting rod 29, when the movable mounting rod 29 moves to the position of the third arc-shaped section distributed outwards in the radial direction (the state at this time is shown in fig. 12), the hydraulic cylinder 30 is closed, the limiting rod 25 is pulled outwards at this time to be separated from the limiting hole 20, the arc-shaped plate 21 is rotated 45 degrees anticlockwise, the limiting rod 25 is loosened, the limiting rod 25 enters the other limiting hole 20 under the elasticity of the second spring 26, the state at this time is shown in fig. 13, the hydraulic cylinder 30 is started to extend again, after the hydraulic cylinder 30 extends to the limit distance, the hydraulic cylinder 30 is closed, and the truss 1 is pushed to move a distance further to the fixed column 9 side in the process of extending of the hydraulic cylinder 30.
The hydraulic cylinder 30 is started to shorten, the top end of the hydraulic cylinder 30 is translated to one side of the third slide seat 31 through the movable mounting rod 29, when the movable mounting rod 29 moves to the position of the second arc-shaped section distributed radially outwards (the state is shown in fig. 14), the hydraulic cylinder 30 is closed, the limiting rod 25 is pulled outwards to separate from the limiting hole 20, the arc-shaped plate 21 is rotated clockwise by 45 degrees, the limiting rod 25 is released to enable the limiting rod 25 to enter another limiting hole 20 under the elasticity of the second spring 26, the hydraulic cylinder 30 is started to extend again, the hydraulic cylinder 30 pushes the movable mounting rod 29 to move into the limiting notch 28 in the extending process, the movable mounting rod 29 is clamped in the limiting notch 28 at the moment, the movable mounting rod 29 is prevented from sliding along the second arc-shaped section distributed radially outwards under the extending of the hydraulic cylinder 30, affecting the movement of the pushing truss 1. After the hydraulic cylinder 30 extends to approach the limit distance, the hydraulic cylinder 30 is closed, and the truss 1 is pushed to move a distance further towards the fixed column 9 in the process of extending the hydraulic cylinder 30.
The hydraulic cylinder 30 is started to shorten, the top end of the hydraulic cylinder 30 moves to one side of the third sliding seat 31 in a translation mode through the movable mounting rod 29, when the movable mounting rod 29 moves to the position of the first arc-shaped section distributed outwards in the radial direction (the state is shown in fig. 16), the hydraulic cylinder 30 is closed, the limiting rod 25 is pulled outwards at the moment to be separated from the limiting hole 20, the arc-shaped plate 21 rotates 45 degrees anticlockwise, the limiting rod 25 is loosened to enable the limiting rod 25 to enter the other limiting hole 20 under the elasticity of the second spring 26, the hydraulic cylinder 30 is started to extend again at the moment, the hydraulic cylinder 30 is closed after the hydraulic cylinder 30 extends to the limit distance, and the truss 1 is pushed to further move a distance towards the fixed column 9 in the extending process of the hydraulic cylinder 30 as shown in fig. 17.
The stroke of the hydraulic cylinder 30 acting on the truss 1 can be increased through the operation, the truss 1 can further slide without moving the hydraulic cylinder 30, the situation that the connection between the third sliding seat 31 and the first sliding rail 3 is unstable due to repeated installation and disassembly of the third sliding seat 31 is reduced, and the construction speed is accelerated.
When the truss 1 drives the fixed column 9 to move right above the second slide rail 4, the first bolt 7 on the first slide rail 3 is unscrewed, the second slide rail 4 rotates around the rotating shaft 6 to reserve a pre-installation position of the truss 1, the truss base 33 is installed on the pre-installation position, the jack 16 is started to drive the truss 1 and the fixed column 9 at the bottom of the truss 1 to descend, the first spring 14 inside the sleeve 11 is compressed to generate potential energy when the fixed column 9 descends, the whole auxiliary supporting assembly can play a certain buffering role for the lower part of the truss 1, and after the fixed column 9 is abutted to the truss base 33, the fixed column 9 and the truss base 33 are connected and fixed.
And repeating the operation until all the trusses 1 are fixed at the preset installation positions, and after all the trusses are installed, disassembling the jack 16, the auxiliary support assembly, the first sliding rail 3 and the second sliding rail 4 to finish construction.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (6)
1. A truss spanning, pushing, installing and constructing method is characterized by comprising the following steps:
the method comprises the following steps: installing a plurality of first sliding rails (3) and second sliding rails (4) which are arranged at intervals on a building main body (2), wherein the second sliding rails (4) can rotate relative to the first sliding rails (3) along the horizontal direction to form a pre-installation position of a truss (1);
step two: the truss (1) is hoisted above the building main body (2) through hoisting equipment, the truss falls onto the first sliding rail (3) after the position is adjusted, and the truss (1) is matched with the auxiliary support component through a jack (16) connected to the bottom of the truss to be in sliding fit with the first sliding rail (3);
step three: a hydraulic cylinder (30) is hinged on the first sliding rail (3), and the hydraulic cylinder (30) pushes a stroke adjusting mechanism on the truss (1) to enable the truss (1) to slide to be right above the second sliding rail (4);
step four: rotating the second sliding rail (4) to reserve a pre-installation position of the truss (1), installing a truss base (33) on the pre-installation position, starting a jack (16) to drive the truss (1) and a fixing column (9) at the bottom of the truss to descend, and connecting and fixing the fixing column (9) and the truss base (33) after the fixing column (9) is abutted against the truss base (33);
step five: and repeating the second step to the fifth step until all the trusses (1) are fixed at the preset installation positions, and after all the trusses are installed, disassembling the jack (16), the auxiliary supporting assembly, the first sliding rail (3) and the second sliding rail (4) to finish construction.
2. The truss spanning, pushing, installing and constructing method according to claim 1, wherein the truss spanning, pushing, installing and constructing method comprises the following steps: the bottom of the truss (1) is positioned at two sides of the fixed column (9) and is respectively and fixedly connected with a fixed frame (10); the stroke adjusting mechanism comprises an arc-shaped plate (21) arranged on a fixed frame (10) close to one side of the hydraulic cylinder (30), a shaft lever (22) is fixedly connected to the center of the arc-shaped plate (21), a mounting hole (18) matched with the shaft lever (22) is formed in the fixed frame (10), and the shaft lever (22) is rotatably connected with the fixed frame (10) through the mounting hole (18); the back of the arc plate (21) is fixedly connected with an arc sliding block (23) at a position close to the arc edge, the front end surface of the fixed frame (10) is provided with a slideway (19) for the arc sliding block (23) to slide, and the arc sliding block (23) is connected with the slideway (19) in a sliding way; a perforated plate (24) is fixedly connected to the middle of the top of the arc-shaped plate (21), a limiting rod (25) is connected to the inside of the perforated plate (24) in a sliding mode, a baffle is fixedly connected to the outer side end of the limiting rod (25), a second spring (26) is further sleeved on the limiting rod (25), and two ends of the second spring (26) are fixedly connected with the perforated plate (24) and the baffle respectively; the end face of the fixing frame (10) is provided with two limiting holes (20) matched with the limiting rods (25), the two limiting holes (20) are circumferentially distributed by taking the mounting hole (18) as a circle center, and an included angle alpha formed between the two limiting holes (20) and the mounting hole (18) is 45 degrees; seted up arc spout (27) on the terminal surface of arc (21), the transversal T type structure of personally submitting of arc spout (27), arc spout (27) are linked together through the intercommunication groove of perpendicular to arc including four along arc (21) radial parallel distribution's arc, and the head and the tail end of two adjacent arcs are linked together, the radian of four sections arcs is pi/4, wherein seted up spacing breach (28) along arc (21) radial outside second section arc bottom that distributes, the inside slidable mounting of arc spout (27) has movable mounting pole (29), the piston end and the movable mounting pole (29) of pneumatic cylinder (30) rotate continuously.
3. The truss spanning, pushing, installing and constructing method as claimed in claim 2, wherein: the top of the jack (16) is fixedly connected with the fixed frame (10), the bottom of the jack (16) is fixedly connected with a second sliding seat (17), and the second sliding seat (17) is nested on the first sliding rail (3) in a sliding mode.
4. The truss spanning, pushing, installing and constructing method as claimed in claim 2, wherein: the auxiliary supporting assembly comprises a sleeve (11) fixedly connected to the bottom of the fixed frame (10) in the vertical direction and a first sliding seat (15) slidably mounted on the first sliding rail (3), a movable rod (12) is fixedly connected to the top of the first sliding seat (15), the top end of the movable rod (12) upwards extends to a fixed plate (13) fixedly connected to the inside of the sleeve (11) in the rear portion, the fixed plate (13) is slidably connected with the inner wall of the sleeve (11), a first spring (14) is further arranged inside the sleeve (11), and two ends of the first spring (14) are connected with the top of the inner side of the fixed plate (13) and the top of the inner side of the sleeve (11) respectively.
5. The truss spanning, pushing, installing and constructing method as claimed in claim 2, wherein: bolt hole (8) have been seted up to the inside of first slide rail (3), and the bottom of pneumatic cylinder (30) articulates there is third slide (31), and third slide (31) are through bolt hole (8) fixed mounting on second bolt (32) and first slide rail (3).
6. The truss spanning, pushing, installing and constructing method according to any one of claims 1 to 5, wherein: second slide rail (4) are half I-shaped steel spare including two, and two half I-shaped steel spare are central symmetry and distribute, dodge breach (5) have all been seted up to the one end of every half I-shaped steel spare, the one end of dodging breach (5) is kept away from to every half I-shaped steel spare all is connected with first slide rail (3) rotation through rotation axis (6), threaded connection has first bolt (7) on the lateral wall of breach (5) is dodged in the neighbouring of first slide rail (3), fixedly connected with is used for backstop second slide rail (4) rotatory limit baffle on the periphery of first bolt (7).
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| CN202111273502.8A CN113802860B (en) | 2021-10-29 | 2021-10-29 | Truss crossing, pushing, installing and constructing method |
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| CN202111273502.8A CN113802860B (en) | 2021-10-29 | 2021-10-29 | Truss crossing, pushing, installing and constructing method |
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| CN113802860B CN113802860B (en) | 2023-03-14 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115013363A (en) * | 2022-07-06 | 2022-09-06 | 山东深博建筑工程有限公司 | Water pump installation foundation and water pump installation method |
| CN115013363B (en) * | 2022-07-06 | 2023-05-05 | 山东深博建筑工程有限公司 | Water pump installation foundation and water pump installation method |
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| CN113802860B (en) | 2023-03-14 |
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