CN210032580U

CN210032580U - Shear wall half-tunnel formwork

Info

Publication number: CN210032580U
Application number: CN201920634035.9U
Authority: CN
Inventors: 毛兴平; 杨廷辉; 丁剑波; 王振
Original assignee: China 19th Metallurgical Corp
Current assignee: China 19th Metallurgical Corp
Priority date: 2019-05-06
Filing date: 2019-05-06
Publication date: 2020-02-07
Anticipated expiration: 2029-05-06

Abstract

The utility model discloses a shear force wall half tunnel formwork, including cope match-plate pattern and side form board, cope match-plate pattern and side form board are the shape of falling L, and are provided with telescopic diagonal brace between the lower surface of cope match-plate pattern and the medial surface of side form board, and the lower surface of cope match-plate pattern is provided with many vertical telescopic vertical support pole, telescopic vertical support pole's bottom is provided with the gyro wheel, the bottom of side form board is provided with elevating system, be provided with hoist and mount through-hole on the cope match-plate pattern, be provided with the detachable end cap in the hoist and mount through-hole, the cope match-plate pattern lower surface of hoist and mount through. The utility model discloses a half tunnel form simple to operate is quick, can use repeatedly, reduces construction cost, and does not influence pouring of floor and wall body.

Description

Shear wall half-tunnel formwork

Technical Field

The utility model relates to a building templates field, concretely relates to shear force wall half tunnel formwork.

Background

At present, shear wall structural templates for building construction are commonly assembled wood templates and large-block steel molds. The template wall and the floor are separately constructed, a full-hall inner frame construction floor is erected, and double rows of outer scaffolds or overhanging frames are erected.

The utility model discloses a utility model with publication number CN205654082U discloses a half tunnel formwork, including template, bight connecting device, mobile device, fixing device, adjusting device, wherein, the template respectively with bight connecting device the mobile device adjusting device fixing device links to each other. The half-tunnel formwork is characterized in that a lifting appliance is arranged outside the second connecting component for lifting and transferring, and during construction, the structure of the lifting appliance can influence the construction of a floor slab or a wall body.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a shear force wall half tunnel formwork is provided, repeatedly usable, and avoid being used for the structure of hoist and mount to influence pouring of floor or wall body.

The utility model provides a technical scheme that technical problem adopted is: a shear wall half-tunnel formwork comprises a top formwork and side formworks, wherein the top formwork and the side formworks are in an inverted L shape, telescopic inclined support rods are arranged between the lower surface of the top formwork and the inner side surfaces of the side formworks, a plurality of vertical telescopic vertical support rods are arranged on the lower surface of the top formwork, rollers are arranged at the bottoms of the telescopic vertical support rods, a lifting mechanism is arranged at the bottom of the side formworks,

the top formwork is provided with a hoisting through hole, a detachable plug is arranged in the hoisting through hole, and a horizontal hanging beam is arranged on the lower surface of the top formwork at the position of the hoisting through hole.

Furthermore, the lower surface of the top template is provided with two parallel reinforcing beams, a space is reserved between the two reinforcing beams, the hoisting through hole is formed between the two reinforcing beams, the hanging beam is perpendicular to the reinforcing beams, and the upper surface of the hanging beam is attached to the lower surface of the reinforcing beam.

Furthermore, the hanging beam is an angle steel, and the reinforcing beam is a channel steel.

Furthermore, the hanging beam is connected with the top template through a screw rod.

Furthermore, the top template and the side template comprise a plurality of sub-templates, and two adjacent sub-templates are detachably connected.

Further, two adjacent sub-templates are connected through bolts and are connected in a reinforcing mode through reinforcing connecting pieces.

Further, the reinforced connecting piece comprises a connecting seat and an elastic connecting piece, the connecting seat is fixedly arranged on two side edges of each template, the connecting seat comprises a bottom plate and side plates arranged on two side edges of the bottom plate, each side plate comprises a high side plate and a low side plate, the high side plate is higher than the low side plate, the side plates are sequentially provided with a positioning through hole, a limiting clamping groove and a notch from one end to the other end, which are close to the template, the notch of the limiting clamping groove is positioned on the step surface between the high side plate and the low side plate, two connected template components are arranged in the positioning through hole of the connecting seat on one template component, a detachable positioning shaft is arranged in the limiting clamping groove of the connecting seat on the other template component, a rotating shaft is arranged in the limiting clamping groove of the connecting seat on the other template component, connecting rods perpendicular to the rotating shaft are fixedly, and two connecting rod fixedly connected with handles, elastic connection spare is including being first connection piece and the second connection piece that V-arrangement distributes, the one end of first connection piece and second connection piece links to each other through curved linkage segment, and the other end of first connection piece and second connection piece is connected with the hook, and the hook of first connection piece is hooked at the location epaxially, and the hook card of second connection piece is on the pull rod, and when the handle drove the pivot and rotates, the pull rod can move to in the breach.

Furthermore, a reinforcing rod is arranged between the bottom of the telescopic vertical supporting rod and the bottom of the side template.

Further, the lifting mechanism is a screw jack.

Compared with the prior art, the beneficial effects of the utility model are that: during hoisting, the plug is pulled out, and a hoisting rod of hoisting equipment penetrates through the hoisting through hole and is connected with the hoisting beam, so that the half-tunnel formwork can be hoisted. During construction, the plugs are arranged in the hoisting through holes, so that concrete is prevented from entering the hoisting through holes during pouring, and normal pouring of a floor slab and a wall body is not influenced. Furthermore, the utility model discloses a half tunnel form setting is convenient quick, can use repeatedly, reduces construction cost.

Drawings

FIG. 1 is a schematic diagram of two half tunnel formworks after splicing;

FIG. 2 is a schematic bottom view of the top platen;

FIG. 3 is a schematic cross-sectional view of the top die plate;

FIG. 4 is an enlarged perspective view of the reinforcement link at A of FIG. 2;

FIG. 5 is a schematic view of a connector base of the reinforcement link;

reference numerals: 1-top template; 2-side mould plate; 3, a telescopic diagonal brace; 4, a telescopic vertical support rod; 5, rolling wheels; 6, a lifting mechanism; 7-plug; 8, hanging a beam; 9-a reinforcing beam; 10-a connecting seat; 11-a base plate; 12-side plate; 13-positioning the through hole; 14-a limiting clamping groove; 15-positioning the shaft; 16-a rotating shaft; 17-a connecting rod; 18-a pull rod; 19-a handle; 20-an elastic connector; 21 — a first connecting piece; 22-a second connecting piece; 23-a connecting segment; 24-hooks; 25-a reinforcing rod; 26-notch.

Detailed Description

The present invention will be further explained with reference to the drawings and examples.

The utility model discloses a shear force wall half tunnel formwork, as shown in fig. 1, fig. 2 and fig. 3, including top board 1 and side form 2, top board 1 and side form 2 all adopt thickness to be the steel sheet about 6mm to the medial surface at the steel sheet sets up shaped steel, in order to guarantee top board 1 and side form 2's support intensity. Top template 1 and side form 2 are the shape of falling L, and the one end of side form 2 is articulated with top template 1's top to through bolted connection, so that adjust the levelness of top template 1 when the construction, utilize the bolt to be connected top template 1 and side form 2 fastening after adjusting the completion, guarantee top template 1 and side form 2's joint strength. During construction, the two half tunnel templates are spliced and used. Be provided with telescopic diagonal brace 3 between the lower surface of cope match-plate pattern 1 and the medial surface of side form 2, telescopic diagonal brace 3 adopts current structure, plays the effect of supporting cope match-plate pattern 1, and telescopic diagonal brace 3's length is adjustable to can promote the rotation of cope match-plate pattern 1, so that the levelness of adjustment cope match-plate pattern 1. The lower surface of the top template 1 is provided with a plurality of vertical telescopic vertical support rods 4, the bottom of each telescopic vertical support rod 4 is provided with a roller 5, and the bottom of each side template 2 is provided with a lifting mechanism 6. The telescopic vertical support rod 4 can play a role in supporting the top template 1, and the strength of the whole template is ensured. The length of the telescopic vertical support rod 4 is adjustable, the existing structure is adopted, the telescopic vertical support rod is matched with the lifting mechanism 6, and the levelness of the top template 1 can be adjusted.

The top formwork 1 is provided with a hoisting through hole, a detachable plug 7 is arranged in the hoisting through hole, and a horizontal hanging beam 8 is arranged on the lower surface of the top formwork 1 at the position of the hoisting through hole. The hoisting through hole can be a threaded hole, and the plug 7 can be in threaded fit with the hoisting through hole. The hoisting through hole can also be a light hole, and the plug 7 is inserted in the hoisting through hole. The suspender of the hoisting equipment can pass through the hoisting through hole and is connected with the hoisting beam 8 through threads and the like, and then the half-tunnel formwork can be hoisted and moved to a construction point. During construction, the plugs 7 are arranged in the hoisting through holes to block the hoisting through holes, so that concrete can be prevented from entering the hoisting through holes when a floor slab is poured.

The lower surface of the top formwork 1 is provided with two parallel reinforcing beams 9, a space is reserved between the two reinforcing beams 9, the hoisting through hole is formed between the two reinforcing beams 9, the hanging beam 8 is perpendicular to the reinforcing beams 9, and the upper surface of the hanging beam 8 is attached to the lower surface of the reinforcing beam 9. The stiffening beam 9 can strengthen the intensity of the top template 1, during the handling, the hanging beam 8 receives ascending pulling force, the stiffening beam 9 supports the hanging beam 8, the pulling force that the hanging beam 8 received is transmitted to the stiffening beam 9, the stiffening beam 9 transmits the pulling force to the top template 1 again, the atress of the top template 1 is more even, can improve the stability of the whole template in the handling process.

The hanging beam 8 and the reinforcing beam 9 can be solid steel bars with rectangular cross sections or rectangular steel and the like, preferably, the hanging beam 8 is angle steel, the hanging beam 8 is connected with the top formwork 1 through a screw, and the reinforcing beam 9 is channel steel.

Different room sizes are different, and in order to adjust the size of top template 1 and side form 2 according to the size in room, top template 1 and side form 2 all include polylith branch template, can dismantle between two adjacent branch templates and connect, through the quantity that increases and decreases branch template, can adjust the size of top template 1 and side form 2.

Specifically, through bolted connection between two adjacent minute templates, bolted connection connects as the basis, and threaded connection's effort is concentrated in the side department of splicing each other, because the minute template is platelike, probably bending deformation under the effect of dead weight, consequently, in order to strengthen joint strength, reduces the deformation of top form 1 and side form 2, still carries out the reinforcement connection through the reinforcement connection spare between two adjacent minute templates.

The reinforcing connecting piece comprises a connecting seat 10 and an elastic connecting piece 20, wherein the connecting seat 10 is fixedly arranged on two side edges of each formwork section and can be welded specifically, and the connecting seat can be fixed on the two side edges of each formwork section through bolts. Through all setting up connecting seat 10 at the both sides limit of dividing the template, can increase new branch template in the arbitrary one side of dividing the template. The connecting seat 10 includes bottom plate 11 and sets up the curb plate 12 on 11 both sides limits of bottom plate, curb plate 12 includes high curb plate and low curb plate, low curb plate and 11 integrated into one piece of bottom plate, high curb plate is higher than low curb plate, and has the ladder face of the top surface of a perpendicular to high curb plate between the top surface of high curb plate and the top surface of low curb plate. The side plate 12 is provided with a positioning through hole 13, a limiting clamping groove 14 and a notch 15 from one end close to the parting plate to the other end in sequence, the positioning through hole 13 and the limiting clamping groove 14 are arranged on the high side plate, and the notch of the limiting clamping groove 14 is positioned on the stepped surface between the top surface of the high side plate and the top surface of the low side plate. In two connected branch templates, one of them divides connecting seat 10 on the template be provided with detachable location axle 15 in the positioning hole 13, but positioning axle 15 disect insertion positioning hole 13 can directly extract location axle 15 during the dismantlement, and the installation is very convenient with the dismantlement. A rotating shaft 16 is arranged in the limiting clamping groove 14 of the connecting seat 10 on the other split template, two ends of the rotating shaft 16 are fixedly connected with connecting rods 17 perpendicular to the rotating shaft 16, a pull rod 18 is fixedly arranged between the end parts of the two connecting rods 17 far away from the rotating shaft 16, and the two connecting rods 17 are fixedly connected with a handle 19. The elastic connecting piece 20 comprises a first connecting piece 21 and a second connecting piece 22 which are distributed in a V shape, one ends of the first connecting piece 21 and the second connecting piece 22 are connected through an arc-shaped connecting section 23, the other ends of the first connecting piece 21 and the second connecting piece 22 are connected with a hook 24, the hook 24 of the first connecting piece 21 is hooked on the positioning shaft 15, the hook 24 of the second connecting piece 22 is clamped on the pull rod 18, and when the handle 19 drives the rotating shaft 16 to rotate, the pull rod 18 can move into the notch 15. The rotating shaft 16, the connecting rod 17, the pull rod 18 and the handle 19 are connected into a whole, and the first connecting sheet 21, the second connecting sheet 22, the connecting section 23 and the hook 24 are integrally formed by bending and molding steel plates with elasticity. During installation, the rotating shaft 16 is clamped into the limiting clamping groove 14 from the notch of the limiting clamping groove 14, the hook 24 at one end of the elastic connecting piece 20 is hooked on the positioning shaft 15, the hook 24 at the other end of the elastic connecting piece 20 is hooked on the pull rod 18, then the handle 19 is pulled, the handle 19, the pull rod 18 and the connecting rod 17 rotate around the rotating shaft 16 until the pull rod 18 moves into the notch 15, in the rotating process, the distance between the pull rod 18 and the positioning shaft 15 is increased, the distance between the two hooks 24 of the elastic connecting piece 20 is increased, the angle between the first connecting piece 21 and the second connecting piece 22 is increased, the elastic connecting piece 20 generates elastic force, the pull rod 18 and the positioning shaft 15 are tensioned, and the tensioning force is transmitted to the split die plates through the connecting seat 10, so that the two split die plates are tensioned, and the structural strength of the whole top.

Be provided with stiffener 25 between the bottom of telescopic vertical support pole 4 and the bottom of side form board 2, the one end and the telescopic vertical support pole of stiffener 25 are articulated, and the other end is articulated with side form board 2 to when adjusting the height of telescopic vertical support pole 4, stiffener 25 can rotate for telescopic vertical support pole 4, in order to avoid stiffener 25 to interfere the altitude mixture control of telescopic vertical support pole 4. In addition, when the reinforcing rod 25 rotates relative to the telescopic vertical support rod 4, the bottom of the movable side formwork 2 can be pulled to move, so that the verticality of the side formwork 2 can be adjusted.

The lifting mechanism 6 is a screw jack, is convenient to operate and is stable in support.

The construction method of the shear wall half tunnel formwork comprises the following steps:

A. hoisting the two half-tunnel formworks in place by using hoisting equipment, and connecting the top formworks 1 of the two half-tunnel formworks by using bolts, wherein the bolt connection keeps loose. In order to meet the requirements on the levelness, the position degree and the like of the formwork, adjustment allowance needs to be reserved, namely the top formwork 1 and the side formworks 2 can move within a certain range, so that connecting bolts between the top formwork 1 and the side formworks 2 and between the two side formworks 2 cannot be screwed down, and the top formwork 1 and the side formworks 2 are prevented from being completely fixed.

B. The method comprises the steps of detecting the verticality of a side template 2 and the levelness of a top template 1, adjusting the verticality of the side template 2 by using a telescopic diagonal brace 3 and a telescopic vertical support rod 4, adjusting the levelness of the top template 1 by using a lifting mechanism 6, pulling the top template 1 and the side template 2 to move when adjusting the telescopic diagonal brace 3, the telescopic vertical support rod 4 and the lifting mechanism 6, adjusting the positions of the top template 1 and the side template 2, screwing bolts for connecting the top template 1 and the side template 2 after the verticality of the side template 2 and the levelness of the top template 1 reach the standard, and screwing connecting bolts between the top templates 1 of the two half-tunnel templates.

C. And installing a wall plug template and a floor plug template. The wall plug template and the floor plug template are of the existing template structures and can be connected with the top template 1 and the side template 2 through bolts and the like.

D. And installing the guide wall template, wherein the guide wall template adopts the technology disclosed by the application number 201710181846.3.

E. And the floor slab and the wall body are poured and formed at the same time, so that the efficiency is high.

F. After the floor slab and the wall concrete are dried, the connecting bolts between the top templates 1 of the two half-tunnel templates are loosened, the connection between the two half-tunnel templates is released, the wall plug template is removed, the floor plug template can be left on the half-tunnel template and reused, and the floor plug template does not need to be installed again in the next construction. Adjust elevating system 6 and telescopic vertical support pole 4, make gyro wheel 5 fall to the ground, specifically, reduce the height of adjusting elevating system 6, increase telescopic vertical support pole 4's length, make elevating system 6 break away from ground, half tunnel formwork loses the support, and whole half tunnel formwork drops under the effect of dead weight, and gyro wheel 5 falls to the ground and supports half tunnel formwork.

The utility model discloses a half tunnel formwork's intensity is high, simple to operate, and the surface is smooth, can not influence the concrete placement of floor and wall body, is favorable to improving the efficiency of construction.

Claims

1. A shear wall half-tunnel formwork comprises a top formwork (1) and side formworks (2), wherein the top formwork (1) and the side formworks (2) are inverted L-shaped, a telescopic diagonal brace (3) is arranged between the lower surface of the top formwork (1) and the inner side surface of the side formworks (2), a plurality of vertical telescopic vertical support rods (4) are arranged on the lower surface of the top formwork (1), rollers (5) are arranged at the bottoms of the telescopic vertical support rods (4), a lifting mechanism (6) is arranged at the bottom of the side formworks (2), and the shear wall half-tunnel formwork is characterized in that,

the top formwork is characterized in that a hoisting through hole is formed in the top formwork (1), a detachable plug (7) is arranged in the hoisting through hole, and a horizontal hanging beam (8) is arranged on the lower surface of the top formwork (1) at the position of the hoisting through hole.

2. The shear wall half tunnel formwork according to claim 1, wherein the lower surface of the top formwork (1) is provided with two mutually parallel reinforcing beams (9), the two reinforcing beams (9) have a space therebetween, the hoisting through holes are arranged between the two reinforcing beams (9), the hanging beam (8) is perpendicular to the reinforcing beams (9), and the upper surface of the hanging beam (8) is attached to the lower surface of the reinforcing beams (9).

3. The shear wall half tunnel formwork of claim 2, wherein the hanging beams (8) are angle steels and the reinforcing beams (9) are channel steels.

4. Shear wall half tunnel formwork according to claim 1, characterized in that the suspension beam (8) is connected with the top formwork (1) by means of screws.

5. The shear wall half tunnel formwork of claim 1, wherein the top formwork (1) and the side formwork (2) comprise a plurality of sub-formworks, and two adjacent sub-formworks are detachably connected.

6. The shear wall half tunnel formwork of claim 5, wherein two adjacent sub-formworks are connected by bolts and reinforced by reinforcing connecting pieces.

7. The shear wall half tunnel formwork of claim 6, wherein the reinforcing connecting piece comprises a connecting seat (10) and an elastic connecting piece (20), the connecting seat (10) is fixedly arranged at two side edges of each formwork section, the connecting seat (10) comprises a bottom plate (11) and side plates (12) arranged at two side edges of the bottom plate (11), the side plates (12) comprise a high side plate and a low side plate, the high side plate is higher than the low side plate, the side plates (12) are sequentially provided with a positioning through hole (13), a limiting clamping groove (14) and a notch (26) from one end close to the formwork section to the other end, a notch of the limiting clamping groove (14) is positioned on a step surface between the high side plate and the low side plate, and a detachable positioning shaft (15) is arranged in the positioning through hole (13) of the connecting seat (10) on one formwork section, a rotating shaft (16) is arranged in the limiting clamping groove (14) of the connecting seat (10) on the other parting plate, two ends of the rotating shaft (16) are fixedly connected with connecting rods (17) perpendicular to the rotating shaft (16), a pull rod (18) is fixedly arranged between the end parts of the two connecting rods (17) far away from the rotating shaft (16), a handle (19) is fixedly connected with the two connecting rods (17), the elastic connecting piece (20) comprises a first connecting piece (21) and a second connecting piece (22) which are distributed in a V shape, one ends of the first connecting piece (21) and the second connecting piece (22) are connected through an arc-shaped connecting section (23), the other ends of the first connecting piece (21) and the second connecting piece (22) are connected with hooks (24), the hooks (24) of the first connecting piece (21) are hooked on the positioning shaft (15), and the hooks (24) of the second connecting piece (22) are clamped on the pull rod (18), when the handle (19) drives the rotating shaft (16) to rotate, the pull rod (18) can move into the notch (26).

8. Shear wall half tunnel formwork according to claim 1, characterized in that reinforcement bars (25) are provided between the bottom of the telescopic vertical support bars (4) and the bottom of the side formworks (2).

9. Shear wall half tunnel formwork according to claim 1, characterized in that the lifting mechanism (6) is a screw jack.