Integrally movable formwork trolley and formwork support and dismantling method for ship lock water delivery gallery construction

Abstract

The present invention belongs to the field of building construction technology, and in particular, relates to an integral movable formwork trolley and formwork support and disassembly method for the construction of a ship lock water delivery corridor, comprising a trolley frame, a top formwork assembly is arranged on the top of the trolley frame, a support and contraction assembly is arranged inside the trolley frame, side forms are symmetrically arranged on both sides of the support and contraction assembly, the side forms are located on the outside of the trolley frame, and several stabilizing assemblies are also arranged on the inner wall of the trolley frame, and several of the stabilizing assemblies are used to fix the support and contraction assemblies. The present invention innovatively adopts a unique structure of overall shrinkage and expansion support, which not only enables the overall movement to be flexible, but also brings many beneficial effects; first, the use of an integrated structure significantly reduces the loss of materials and realizes the optimal use of resources; second, it greatly improves the construction efficiency and shortens the construction period; in addition, it can also improve the accuracy and quality level of construction, bringing more reliable guarantees for engineering construction.

Description

Technical Field

[0001] The invention belongs to the technical field of building construction, and relates to an integral movable formwork trolley for the construction of a ship lock water delivery gallery and a formwork supporting and dismantling method. Background Art

[0002] In the construction of corridors and tunnels, cast-in-place concrete and lining concrete are generally involved. The traditional construction process generally uses an arch frame made of welded frame pipes to act as a device for controlling the shape of the arch, and uses loose scaffolding as a support for vertical loads. However, this method has many disadvantages, such as poor construction accuracy, serious material waste, and low construction efficiency, which often have an adverse impact on engineering construction. Therefore, how to improve construction efficiency and effectively control construction quality has become a key issue that needs to be solved urgently. Summary of the invention

[0003] The object of the present invention is to provide an integral movable formwork trolley and a formwork support and dismantling method for the construction of a ship lock water delivery gallery, so as to solve the problems raised in the background technology.

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

[0005] An integral movable formwork trolley for the construction of a ship lock water delivery gallery comprises a trolley frame, a top formwork assembly is fixedly arranged on the top of the trolley frame, a support and contraction assembly is arranged inside the trolley frame, side forms are symmetrically arranged on both sides of the support and contraction assembly, and the side forms are located on the outer side of the trolley frame. A plurality of stabilizing assemblies are also arranged on the inner wall of the trolley frame, and the plurality of stabilizing assemblies are used to fix the support and contraction assemblies;

[0006] The left and right sides of the trolley frame are provided with a first-layer horizontal bar, a second-layer horizontal bar and a third-layer horizontal bar in order from top to bottom, a fixing ring is provided in the middle of the first-layer horizontal bar and the third-layer horizontal bar, and a bearing is provided in each fixing ring, and a first bearing seat is symmetrically provided on the outer sides of the two second-layer horizontal bars, and a hydraulic lifting foot is provided at the bottom of each supporting leg of the trolley frame, and mounting plates are symmetrically provided at the bottom of the left and right sides of the trolley frame, and a pair of displacement wheels is provided at the bottom of each mounting plate;

[0007] The top mold assembly includes a top plate arranged on the top of the trolley frame, a pair of slide grooves 2 are opened on the top plate, hydraulic telescopic cylinders are symmetrically arranged on the front and rear sides of the top of the top plate, a right-angled trapezoidal block is arranged on the top of the telescopic rod of the hydraulic telescopic cylinder, a pair of second sliding blocks are arranged at the bottom of the right-angled trapezoidal block, two of the second sliding blocks are respectively arranged in two slide grooves 2, and a pair of third sliding blocks are arranged on the inclined surface 1 of the right-angled trapezoidal block;

[0008] The top mold assembly also includes an arc-shaped top mold plate, two groups of first sliding blocks are symmetrically arranged on the left and right end surfaces of the arc-shaped top mold plate, an isosceles trapezoidal block is arranged at the bottom of the arc-shaped top mold plate, a pair of slide grooves 1 are respectively opened on the inclined surfaces 2 on both sides of the isosceles trapezoidal block, the inclined surfaces 2 on both sides of the isosceles trapezoidal block are respectively arranged to fit with the inclined surfaces 1 of the two right-angle trapezoidal blocks, and the third sliding block is arranged in the slide groove 1.

[0009] As a preferred embodiment of the present invention, a plurality of reinforcing support plates are provided in the arc-shaped top template.

[0010] As a preferred embodiment of the present invention, the expansion and contraction assembly includes a pair of adjustment cylinders, the two adjustment cylinders are respectively arranged between two groups of bearings, a transmission gear 1 is arranged on the adjustment cylinder, internal threads are symmetrically provided on the inner walls on both sides of the adjustment cylinder, screws are arranged on the threads on both sides of the adjustment cylinder, a mounting plate is arranged on the outer side of the screw, and the mounting plate is connected to the side mold through a plurality of bolt groups;

[0011] The expansion and contraction assembly also includes a transmission rod arranged between the two first bearing seats, the transmission rod is located between the two adjustment cylinders, a transmission gear 2 is arranged on the transmission rod, the two transmission gears 1 and 2 are connected by a chain transmission, and a rocker is arranged on one side of the transmission rod.

[0012] As a preferred embodiment of the present invention, a pair of slide grooves three are provided on the top of the side mold, the first slider is located in the slide groove three when the expansion and contraction assembly is in the expanded state and the top mold assembly is in the raised state, a slot is provided on the bottom of the side mold, a pair of second bearing seats are symmetrically arranged at positions corresponding to the slots on the front and rear sides of the side mold, a rotating shaft is movably arranged between the two second bearing seats, a plurality of rollers are arranged on the rotating shaft, and the rollers are fittedly arranged on the mounting plate.

[0013] As a preferred embodiment of the present invention, the stabilizing assembly includes a mounting block arranged on the inner wall of the trolley frame, the mounting block is provided with a steel rope, a hook is provided at one end of the steel rope away from the mounting block, and the hook is detachably arranged in the chain hole of the chain.

[0014] The formwork support and dismantling method of the integral mobile formwork trolley for the construction of the ship lock water delivery corridor includes two steps: formwork support and demoulding: when supporting the formwork, first, when the formwork trolley is located at the formwork support position, four hydraulic lifting feet are lifted to suspend the displacement wheels, and then the top formwork assembly is started to lift the arc-shaped top formwork, and then the side forms on both sides are expanded outward by adjusting the support and contraction assembly, and finally several stabilizing assemblies are pulled onto the chain and the chain is tightened, and the formwork work is completed at this time;

[0015] When demolding; first remove several stabilizing components from the chain one by one, then adjust the expansion and contraction components to shrink inward, drive the side molds on both sides to move inward, then start the top mold assembly to adjust the arc-shaped top mold downward, and then adjust the four hydraulic lifting feet downward to make the four displacement wheels contact the working surface, then you can drag the template trolley as a whole to move backward to the next section, and the demolding work is completed.

[0016] Compared with the prior art, the above technical solution of the present invention has the following beneficial technical effects:

[0017] The present invention innovatively adopts a unique structure that is overall retractable and expandable. This structure not only enables the entire structure to be moved, but also brings many beneficial effects. First, the use of an integrated structure significantly reduces material loss and achieves optimal utilization of resources. Second, it greatly improves construction efficiency and shortens construction period. In addition, it can also improve construction accuracy and quality, bringing more reliable guarantees to engineering construction. In short, this innovative structure has demonstrated outstanding advantages in many aspects and is of great significance and value to engineering construction. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall working state structure of the present invention;

[0019] Figure 2 It is a schematic diagram of the overall retracted state structure of the present invention;

[0020] Figure 3 It is a schematic diagram of the trolley frame structure of the present invention;

[0021] Figure 4 It is a schematic diagram of the structure of the top mold assembly of the present invention;

[0022] Figure 5 It is a schematic diagram of the structure of the top mold assembly of the present invention after it is unfolded;

[0023] Figure 6 It is a structural schematic diagram of the bottom of the arc-shaped top template of the present invention;

[0024] Figure 7 A side cross-sectional view of the top mold assembly of the present invention;

[0025] Figure 8 It is a schematic diagram of the assembly of the support and contraction assembly and the side mold of the present invention;

[0026] Fig. 9 It is a schematic diagram of the structure of the support and contraction assembly of the present invention;

[0027] Fig.10 It is a schematic diagram of the structure of the adjusting cylinder and the screw rod after being unfolded;

[0028] Fig.11 It is a schematic diagram of the side mold structure of the present invention;

[0029] Fig.12 for Figure 1 Enlarged view of point A in the middle.

[0030] Figure numerals: trolley frame 1, first layer cross bar 10, second layer cross bar 11, third layer cross bar 12, bearing 13, first bearing seat 14, fixing ring 15, hydraulic lifting foot 16, mounting plate 17, displacement wheel 18, top mold assembly 2, arc top mold plate 20, isosceles trapezoidal block 21, reinforcing support plate 22, first slider 23, slide groove 1 24, top plate 25, slide groove 2 26, hydraulic telescopic cylinder 27, right-angle trapezoidal block 28, second slider 29, third slider 210, support and contraction assembly 3, adjusting cylinder 30, transmission gear 1 31, screw 32, mounting plate 33, bolt group 34, transmission rod 35, transmission gear 2 36, rocker 37, chain 38, side mold 4, slide groove 3 40, slot 41, second bearing seat 42, rotating shaft 43, roller 44, stabilizing assembly 5, mounting block 50, steel rope 51, hook 52. DETAILED DESCRIPTION

[0031] In order to make the purpose, technical scheme and advantages of the present invention clearer, the present invention is further described in detail below in conjunction with specific embodiments and with reference to the accompanying drawings. It should be understood that these descriptions are only exemplary and are not intended to limit the scope of the present invention. In addition, in the following description, the description of well-known structures and technologies is omitted to avoid unnecessary confusion of the concept of the present invention.

[0032] like Figure 1-Figure 2 As shown, the present invention proposes an integral movable formwork trolley for the construction of a ship lock water delivery corridor, comprising a trolley frame 1, a top formwork assembly 2 is fixedly arranged on the top of the trolley frame 1, a support and retraction assembly 3 is arranged inside the trolley frame 1, side forms 4 are symmetrically arranged on both sides of the support and retraction assembly 3, and the side forms 4 are located on the outer side of the trolley frame 1, and a plurality of stabilizing assemblies 5 are also arranged on the inner wall of the trolley frame 1, and the plurality of stabilizing assemblies 5 are used to fix the support and retraction assembly 3.

[0033] like Figure 3 As shown, a first-layer horizontal bar 10, a second-layer horizontal bar 11 and a third-layer horizontal bar 12 are arranged on the left and right sides of the trolley frame 1 from top to bottom, a fixing ring 15 is arranged in the middle of the first-layer horizontal bar 10 and the third-layer horizontal bar 12, and a bearing 13 is arranged in each fixing ring 15, and a first bearing seat 14 is symmetrically arranged on the outer sides of the two second-layer horizontal bars 11, and a hydraulic lifting foot 16 is arranged at the bottom of each supporting leg of the trolley frame 1, and mounting plates 17 are symmetrically arranged at the bottom of the left and right sides of the trolley frame 1, and a pair of displacement wheels 18 is arranged at the bottom of each mounting plate 17.

[0034] like Figure 4-Figure 7As shown, the top mold assembly 2 includes a top plate 25 arranged on the top of the trolley frame 1, a pair of slide grooves 26 are opened on the top plate 25, hydraulic telescopic cylinders 27 are symmetrically arranged on the front and rear sides of the top of the top plate 25, a right-angled trapezoidal block 28 is arranged on the top of the telescopic rod of the hydraulic telescopic cylinder 27, a pair of second sliders 29 are arranged at the bottom of the right-angled trapezoidal block 28, the two second sliders 29 are respectively arranged in the two slide grooves 26, and a pair of third sliders 210 are arranged on the inclined surface 1 of the right-angled trapezoidal block 28; the top mold assembly Part 2 also includes an arc-shaped top template 20, two groups of first sliders 23 are symmetrically arranged on the left and right end surfaces of the arc-shaped top template 20, an isosceles trapezoidal block 21 is arranged at the bottom of the arc-shaped top template 20, and a pair of slide grooves 24 are respectively opened on the inclined surfaces 2 on both sides of the isosceles trapezoidal block 21, the inclined surfaces 2 on both sides of the isosceles trapezoidal block 21 are respectively arranged to fit with the inclined surfaces 1 of the two right-angled trapezoidal blocks 28, and the third slider 210 is arranged in the slide groove 1 24; a plurality of reinforcing support plates 22 are arranged in the arc-shaped top template 20.

[0035] like Figure 8-Figure 10 As shown, the expansion and contraction assembly 3 includes a pair of adjusting cylinders 30, the two adjusting cylinders 30 are respectively arranged between the two groups of bearings 13, a transmission gear 1 31 is arranged on the adjusting cylinder 30, internal threads are symmetrically opened on the inner walls on both sides of the adjusting cylinder 30, screws 32 are arranged on the threads on both sides of the adjusting cylinder 30, and a mounting plate 33 is arranged on the outer side of the screw 32, and the mounting plate 33 is connected to the side mold 4 through several bolt groups 34; the expansion and contraction assembly 3 also includes a transmission rod 35 arranged between the two first bearing seats 14, the transmission rod 35 is located between the two adjusting cylinders 30, a transmission gear 2 36 is arranged on the transmission rod 35, the two transmission gears 1 31 and the transmission gear 2 36 are connected by a chain 38, and a rocker 37 is arranged on one side of the transmission rod 35.

[0036] like Fig.11 As shown, a pair of slide grooves 3 40 are provided on the top of the side mold 4, the first slider 23 is located in the slide groove 3 40 when the expansion and contraction assembly 3 is in the expanded state and the top mold assembly 2 is in the raised state, a slot 41 is provided on the bottom of the side mold 4, a pair of second bearing seats 42 are symmetrically arranged at the positions corresponding to the slots 41 on the front and rear sides of the side mold 4, a rotating shaft 43 is movably arranged between the two second bearing seats 42, a plurality of rollers 44 are arranged on the rotating shaft 43, and the rollers 44 are fitted on the mounting plate 17.

[0037] like Fig.12 As shown, the stabilizing assembly 5 includes a mounting block 50 disposed on the inner wall of the trolley frame 1 , a steel rope 51 is disposed on the mounting block 50 , a hook 52 is disposed at one end of the steel rope 51 away from the mounting block 50 , and the hook 52 is detachably disposed in the chain hole of the chain 38 .

[0038] During the actual use of the present invention, the template trolley must first be accurately moved to a specific working surface; then, the four hydraulic lifting feet 16 are adjusted to lift the trolley frame 1, and the displacement wheel 18 is in a suspended state at this time; then, the two hydraulic telescopic cylinders 27 are started, and the two hydraulic telescopic cylinders 27 will simultaneously push the right-angled trapezoidal blocks 28, so that the two right-angled trapezoidal blocks 28 are synchronously squeezed inward; in this process, the isosceles trapezoidal blocks 21 are lifted upward, and then the arc-shaped top template 20 is lifted to a suitable position; then, the rocker 37 is rotated clockwise at a uniform speed, and the rocker 37 will drive the transmission rod 35 to rotate, and then the transmission gear 2 36 rotates and drives the chain 38 to rotate; as the chain 38 rotates, the upper and lower adjustment cylinders 30 will rotate synchronously, so that the screw 32 inside the adjustment cylinder 30 moves synchronously and smoothly outward, and then the side mold 4 is gradually and forcefully propped up outward. At this time, the first slider 23 will be just inserted into the slide groove 3 40, which will provide further stable support for the arc-shaped top template 20; finally, the steel ropes 51 of the eight front and rear stabilizing components 5 are tightened, and the hooks 52 are accurately hooked into the chain holes of the chains 38, so as to reliably fix the chains 38 and prevent unnecessary rotation of the shaft 43 during the construction process; after completing the above series of operations, concrete pouring can begin.

[0039] When the concrete strength reaches the designed demoulding strength, the demoulding operation can be carried out: first, the hooks 52 of the several stabilizing components 5 need to be removed one by one; then, the rocker 37 is slowly rotated counterclockwise to make the screws 32 on both sides shrink inward, thereby driving the side molds 4 on both sides to shrink synchronously; then, the two hydraulic telescopic cylinders 27 are started to retract the telescopic cylinders, and at the same time, the two right-angle trapezoidal blocks 28 are pulled backward, so that the arc top template 20 is slowly lowered; when the arc top template 20 is lowered to a suitable position, the four hydraulic lifting feet 16 can be lowered to make the four displacement wheels 18 contact the ground. At this time, the whole can be easily dragged to the next section to prepare for the support of the next section.

[0040] It should be understood that the above specific embodiments of the present invention are only used to illustrate or explain the principles of the present invention, and do not constitute a limitation of the present invention. Therefore, any modifications, equivalent substitutions, improvements, etc. made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. In addition, the appended claims of the present invention are intended to cover all changes and modifications that fall within the scope and boundaries of the appended claims, or the equivalent forms of such scope and boundaries.

Claims

1. An integral movable formwork trolley for the construction of a ship lock water delivery gallery, comprising a trolley frame (1), characterized in that: A top mold assembly (2) is fixedly arranged on the top of the trolley frame (1), a support and contraction assembly (3) is arranged inside the trolley frame (1), side molds (4) are symmetrically arranged on both sides of the support and contraction assembly (3), and the side molds (4) are located on the outside of the trolley frame (1), and a plurality of stabilizing assemblies (5) are also arranged on the inner wall of the trolley frame (1), and the plurality of stabilizing assemblies (5) are used to fix the support and contraction assembly (3); A first-layer horizontal bar (10), a second-layer horizontal bar (11) and a third-layer horizontal bar (12) are sequentially arranged on the left and right sides of the trolley frame (1) from top to bottom, a fixing ring (15) is arranged in the middle of the first-layer horizontal bar (10) and the third-layer horizontal bar (12), and a bearing (13) is arranged in each fixing ring (15), and a first bearing seat (14) is symmetrically arranged on the outer sides of the two second-layer horizontal bars (11), and a hydraulic lifting foot (16) is arranged at the bottom of each supporting leg of the trolley frame (1), and mounting plates (17) are symmetrically arranged below the left and right sides of the trolley frame (1), and a pair of displacement wheels (18) is arranged at the bottom of each mounting plate (17); The top mold assembly (2) comprises a top plate (25) arranged on the top of the trolley frame (1), a pair of slide grooves (26) are opened on the top plate (25), hydraulic telescopic cylinders (27) are symmetrically arranged on the front and rear sides of the top of the top plate (25), a right-angled trapezoidal block (28) is arranged on the top of the telescopic rod of the hydraulic telescopic cylinder (27), a pair of second sliding blocks (29) are arranged at the bottom of the right-angled trapezoidal block (28), two second sliding blocks (29) are respectively arranged in two slide grooves (26), and a pair of third sliding blocks (210) are arranged on the inclined surface (1) of the right-angled trapezoidal block (28); The top mold assembly (2) also includes an arc-shaped top mold plate (20), two groups of first sliders (23) are symmetrically arranged on the left and right end surfaces of the arc-shaped top mold plate (20), an isosceles trapezoidal block (21) is arranged at the bottom of the arc-shaped top mold plate (20), a pair of slide grooves (24) are respectively opened on the inclined surfaces of the two sides of the isosceles trapezoidal block (21), the inclined surfaces of the two sides of the isosceles trapezoidal block (21) are respectively arranged to fit the inclined surfaces of the two right-angle trapezoidal blocks (28), and the third slider (210) is arranged in the slide groove (24); The expansion and contraction assembly (3) comprises a pair of adjustment cylinders (30), the two adjustment cylinders (30) are respectively arranged between two groups of bearings (13), a transmission gear (31) is arranged on the adjustment cylinder (30), internal threads are symmetrically provided on the inner walls on both sides of the adjustment cylinder (30), screw rods (32) are threadedly provided on both sides of the adjustment cylinder (30), a mounting plate (33) is arranged on the outer side of the screw rod (32), and the mounting plate (33) is connected to the side mold (4) through a plurality of bolt groups (34); The expansion and contraction assembly (3) further comprises a transmission rod (35) arranged between the two first bearing seats (14), the transmission rod (35) being located between the two adjustment cylinders (30), a transmission gear 2 (36) being arranged on the transmission rod (35), the two transmission gears 1 (31) and the transmission gear 2 (36) being connected by a chain (38), and a rocker (37) being arranged on one side of the transmission rod (35); A pair of slide grooves (40) are provided on the top of the side mold (4); when the expansion and contraction assembly (3) is in the expanded state and the top mold assembly (2) is in the expanded state, the first slider (23) is located in the slide groove (40); a slot (41) is provided on the bottom of the side mold (4); a pair of second bearing seats (42) are symmetrically provided at positions corresponding to the slots (41) on the front and rear sides of the side mold (4); a rotating shaft (43) is movably provided between the two second bearing seats (42); a plurality of rollers (44) are provided on the rotating shaft (43); and the rollers (44) are fitted on the mounting plate (17); The stabilizing assembly (5) comprises a mounting block (50) arranged on the inner wall of the trolley frame (1); a steel rope (51) is arranged on the mounting block (50); a draw hook (52) is arranged at one end of the steel rope (51) away from the mounting block (50); and the draw hook (52) is detachably arranged in a chain hole of a chain (38).

2. The integral movable formwork trolley for the construction of a ship lock water delivery gallery according to claim 1, characterized in that: A plurality of reinforcing support plates (22) are arranged inside the arc-shaped top template (20).

3. A method for supporting and dismantling the formwork of the integrally movable formwork trolley for the construction of a ship lock water delivery gallery according to any one of claims 1-2, characterized in that: It includes two steps: formwork and demoulding: When supporting the formwork, the formwork trolley is first moved. When it moves to the supporting position, the four hydraulic lifting feet (16) are lifted to suspend the displacement wheel (18). Then, the top formwork assembly (2) is started to lift the arc-shaped top formwork (20). Then, the expansion and contraction assembly (3) is adjusted to expand the side forms (4) on both sides outward. Finally, several stabilizing assemblies (5) are pulled onto the chain (38) and the chain (38) is tightened. At this time, the supporting work is completed. When demoulding, first remove several stabilizing components (5) from the chain (38) one by one, then adjust the expansion and contraction components (3) to retract inwards, driving the side molds (4) on both sides to move inwards, then start the top mold component (2) to adjust the arc top mold plate (20) downwards, and then adjust the four hydraulic lifting feet (16) downwards so that the four displacement wheels (18) contact the working surface, and then drag the template trolley as a whole to move backwards to the next section, and the demoulding work is completed.

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