CN216739157U

CN216739157U - Quick formwork instrument of curb back

Info

Publication number: CN216739157U
Application number: CN202220250688.9U
Authority: CN
Inventors: 尉鹏; 王梓屹; 贾明旭; 井乐雨; 刘涛; 孙伟昊
Original assignee: Jinan Urban Construction Group Co Ltd; Shandong Quanjian Engineering Testing Co Ltd; Jinan Municipal Engineering Construction Group Co Ltd; Shandong Huitong Construction Group Co Ltd; Shandong Huiyou Municipal Garden Group Co Ltd
Current assignee: Jinan Urban Construction Group Co Ltd; Shandong Quanjian Engineering Testing Co Ltd; Jinan Municipal Engineering Construction Group Co Ltd; Shandong Huitong Construction Group Co Ltd; Shandong Huiyou Municipal Garden Group Co Ltd
Priority date: 2022-02-07
Filing date: 2022-02-07
Publication date: 2022-06-14
Anticipated expiration: 2032-02-07

Abstract

The invention belongs to the field of municipal engineering construction, and particularly relates to a rapid formwork supporting tool for a curb backrest, which comprises a left supporting leg, a right supporting leg and a cross beam, wherein a tension spring is connected between the left supporting leg and the right supporting leg; the lower part of the left supporting leg is provided with a sliding chute A and a sliding hole A, a pressing plate A is arranged in the sliding chute A, the right end of the pressing plate A is connected with a pressing plate C, and the right side of the pressing plate A is in threaded connection with a bolt C; the lower part of the right supporting leg is provided with a sliding chute B and a sliding hole B, the sliding block B is connected with a pressing plate B, and the sliding block B is connected with a bolt B; the right side of the cross beam is hollow, the left side of the cross beam is internally provided with an inner hole communicated with the hollow part, a cross rod is arranged in the inner hole, and the left side of the cross rod is sleeved with a spring; the cross rod is connected with a supporting rod, stop blocks are arranged on the upper portion and the lower portion of the supporting rod, openings are formed in the upper surface and the lower surface of the cross beam, and the stop blocks can enter the cross beam from the openings when rotating. The formwork erecting tool only needs one person to place the formwork erecting tool and the other person to erect the formwork, so that the construction efficiency is obviously improved, and the manual formwork erecting time is reduced.

Description

Quick formwork tool for curb backrest

Technical Field

The invention belongs to the field of municipal engineering construction, and particularly relates to a rapid formwork supporting tool for a curb backrest.

Background

At present, in the construction of municipal road curb, a conventional construction method is to use a steel bar or a portal frame as an outer support, and bricks are used as inner supports in the middle positions of a template and the curb, so that the construction wastes time and labor, the front and back sliding is easy to occur, the mold running phenomenon is easy to occur in the pouring process, and the green belt area is occupied.

Disclosure of Invention

The invention aims to overcome the defects of the background technology and provides a rapid formwork supporting tool for a curb backrest.

The invention is realized by the following technical scheme:

a kerbstone backrest rapid formwork tool comprises a left supporting leg and a right supporting leg, wherein the top of the left supporting leg is fixedly connected with the left end of a cross beam, a sleeve joint on the upper part of the right supporting leg is sleeved on the right end of the cross beam in a sliding manner, a tension spring is connected between the left supporting leg and the right supporting leg and is in a stretching state, and pull rings at two ends of the tension spring are respectively positioned on the left side surface of the left supporting leg and the right side surface of the right supporting leg; a vertical sliding groove A is formed in the right side face of the lower portion of the left supporting leg, a vertical sliding hole A is formed in the left side face of the lower portion of the left supporting leg, which corresponds to the sliding groove A, the sliding hole A is communicated with the sliding groove A, a transverse pressing plate A is arranged in the sliding groove A, the left end of the pressing plate A slides up and down in the sliding groove A, the right end of the pressing plate A is connected with a pressing plate C downwards, the left end of the pressing plate A is connected with a bolt A, the bolt A penetrates through the sliding hole A and is fixed through a nut A, an internal threaded hole is formed in the right side face of the pressing plate A, and the internal threaded hole is connected with the bolt C; a vertical sliding groove B is formed in the left side face of the lower portion of the right supporting leg, a vertical sliding hole B is formed in the right side face of the lower portion of the right supporting leg, corresponding to the sliding groove B, and is communicated with the sliding groove B; the inner part of the right side of the cross beam is hollow, an inner hole communicated with the hollow part is formed in the left side of the cross beam, the inner hole penetrates through the left side face of the cross beam, a cross rod is arranged in the inner hole, the left end of the cross rod is fixedly connected with a pull rod head, and the pull rod head is located at the inner hole of the left side face of the cross beam; the left part of the cross bar is sleeved with a spring, the left end of the spring is fixed on the inner wall of the cross beam, and the right end of the spring is fixed on the cross bar; the right part of the cross rod is fixedly connected with three horizontal support rods, the support rods are perpendicular to the cross rod, symmetrical stop blocks are arranged on the upper and lower parts of the support rods, the stop blocks are rotatably connected with a rotating shaft parallel to the support rods, the rotating shaft is fixed on the inner wall of the cross beam, and the stop blocks rotate around the rotating shaft; the stop block is divided into a horizontal block and a right-angle triangular block, the inclined plane of the right-angle triangular block is positioned on the left side, the horizontal block is connected with two connecting rods, the end heads of the connecting rods are provided with movable frames, the movable frames are sleeved on the supporting rods, and the vertical length of each movable frame is greater than the diameter of each supporting rod; the position that corresponds the dog on the upper surface of crossbeam and the lower surface is equipped with the opening, and the right angle triangle piece is followed the opening part and is protruded crossbeam, and the dog rotates the time right angle triangle piece can be followed inside the opening part gets into the crossbeam.

Furthermore, the distance between the stop blocks is larger than the thickness of the socket joint.

Further, the nut A and the nut B are both butterfly nuts.

Furthermore, the ends of the two ends of the supporting rod are provided with retaining pieces.

Furthermore, one surface of the pressing plate C, facing the left supporting leg, is an inclined surface.

The invention has the beneficial effects that:

firstly, the formwork supporting tool only needs one person to place the formwork supporting tool and the other person to erect the formwork, so that the construction efficiency is obviously improved, and the manual formwork supporting time is reduced.

The formwork supporting tool disclosed by the invention has the advantages of internal support and external extrusion, firmness and reliability, and no sliding or formwork running.

And thirdly, the width of the formwork supporting tool can be adjusted according to actual conditions, and the adaptability is wider.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic front structural view of the present invention.

Fig. 3 is a longitudinal sectional view of another fixing manner of the rubber strip a and the rubber strip B.

FIG. 4 is a schematic view of the present invention.

Fig. 5 is a schematic structural diagram of the present invention.

Fig. 6 is a schematic structural diagram of the present invention.

In the figure: 1 left supporting leg, 2 right supporting legs, 3 crossbeams, 4 tension springs, 5 pull rings, 6 sliding chute A, 7 sliding hole A, 8 clamp plate A, 9 clamp plate C, 10 nut A, 11 sliding chute B, 12 sliding hole B, 13 slider B, 14 clamp plate B, 15 nut B, 16 openings, 17 holes, 18 cross bars, 19 socket joints, 20 bolt C, 21 springs, 22 supporting rods, 23 check blocks, 24 rotating shafts, 25 horizontal blocks, 26 right-angle triangular blocks, 27 connecting rods, 28 movable frames and 29 pull rod heads.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The rapid formwork supporting tool for the kerbstone backrest is integrally in a shape of a Chinese character 'men', and comprises a left supporting leg 1, a right supporting leg 2 and a cross beam 3. The left supporting leg 1, the right supporting leg 2 and the crossbeam 3 are all cuboid. The upper end surface of the left supporting leg 1 is fixedly connected with the lower surface of the left end of the cross beam 3. The upper end of the right supporting leg 2 is provided with an integrated sleeve joint 19, the right supporting leg 2 is sleeved on the right of the cross beam 3 through the sleeve joint 19, and the right supporting leg 2 can slide left and right on the cross beam 3 through the sleeve joint 19.

Be connected with tension spring 4 between left side supporting leg 1 and right supporting leg 2, tension spring 4 is parallel with crossbeam 3, and tension spring 4 is in tensile state when formwork instrument normally works. Tension spring 4 both ends all are connected with pull ring 5, and left supporting leg 1 and right supporting leg 2 are passed respectively at tension spring 4 both ends, and both ends pull ring 5 is located the left surface of left supporting leg 1 and the right flank of right supporting leg 2 respectively. The distance between the left supporting leg 1 and the right supporting leg 2 can be adjusted by pulling the pull ring 5 and stretching the tension spring 4.

A vertical sliding groove A6 is arranged on the right side surface of the lower part of the left supporting leg 1, a vertical sliding hole A7 corresponding to the sliding groove A6 is arranged on the left side surface of the lower part of the left supporting leg 1, and the sliding hole A7 is communicated with the sliding groove A6. A transverse pressing plate A8 is connected in the sliding groove A6 in a sliding mode, and the left end of the pressing plate A8 slides up and down in the sliding groove A6. The pressing plate A8 is a rectangular plate, and the pressing plate A8 is perpendicular to the left supporting leg 1. The left end of the pressure plate A8 is connected with a transverse bolt A, the bolt A can be fixed through a nut A10 after passing through a sliding hole A7, the up-down position of the pressure plate A8 is adjusted by moving the bolt A up and down along the sliding hole A7, and the pressure plate A8 is fixed on the left supporting leg 1 through a nut A10. Preferably, nut a10 is preferably a wing nut for ease of securement. A pressing plate C9 is connected to the right end of the pressing plate A8 downwards, and the pressing plate C9 is perpendicular to the pressing plate A8. Preferably, the surface of the pressing plate C9 facing the left supporting leg 1 is an inclined surface, so that the pressing plate C9 is a triangular plate. The purpose of the inclined surface of the pressure plate C9 facing the left support leg 1 is to accommodate different formwork thicknesses and to better clamp formworks of different thicknesses. The right side of the pressure plate A8 is provided with a female screw hole facing the inside of the pressure plate A8, the female screw hole is connected with a bolt C20 in a female screw mode, and the length of the bolt C20 can be adjusted by screwing the bolt C20. Bolts C20 are used to bear against the curb sides, supported between the form and the curb.

Similarly, a vertical sliding groove B11 is arranged on the left side surface of the lower part of the right supporting leg 2, a vertical sliding hole B12 is arranged on the right side surface of the lower part of the right supporting leg 2 corresponding to the sliding groove B11, and the sliding hole B12 is communicated with the sliding groove B11. The sliding groove B11 is connected with a sliding block B13 in a sliding way, and the sliding block B13 slides up and down in the sliding groove B11. The right side surface of the sliding block B13 is connected with a bolt B, and the bolt B passes through the sliding hole B12 and then is fixed by a nut B15. Likewise, nut B15 is preferably a wing nut. The slider B13 is connected with horizontal clamp plate B14 as an organic whole, and clamp plate B14 is the rectangular plate, and clamp plate B14 is perpendicular right supporting leg 2. The position of the pressure plate B14 is adjusted by moving the bolt B up and down along the slide hole B12 to adjust the position of the slider B13.

The right part of the cross beam 3 is hollow, a cross rod 18, a support rod 22, a stop block 23 and other structures are arranged in the cross beam, an inner hole 17 is formed in the left part of the cross beam 3, the inner hole 17 is communicated with the hollow part on the right side of the cross beam 3, and the inner hole 17 penetrates through the left side face of the cross beam 3. Inside the cross beam 3 a cross bar 18 is arranged, the left part of the cross bar 18 being located inside the inner hole 17 and the right part being located inside the hollow part.

The left end of the cross rod 18 is fixedly connected with a tie rod head 29, and the tie rod head 29 is positioned on the left side surface of the cross beam 3 and corresponds to the position of the inner hole 17. The left part of the cross bar 18 is sleeved with a spring 21, the left end of the spring 21 is fixed on the inner wall of the cross beam 3, and the right end of the spring 21 is fixed on the cross bar 18. Thus, by pulling the pull rod head 29 outward to pull the cross rod 18 out of the inner hole 17, the spring 21 is compressed, and when the pull rod head 29 is released, the spring 21 pulls the cross rod 18 back into the inner hole 17 due to the elastic force of the spring 21, and the spring 21 is in a natural extension state.

The right part of the cross bar 18 which is positioned in a hollow position in the cross beam 3 is fixedly connected with three horizontal support bars 22, and the support bars 22 are vertical to the cross bar 18. The upper and lower positions of the support rod 22 are provided with six symmetrical stop blocks 23, the upper three stop blocks 23 and the lower three stop blocks 23. The stop 23 is rotatably connected with a rotating shaft 24 parallel to the support rod 22, the rotating shaft 24 is fixed on the inner wall of the cross beam 3, and the stop 23 can rotate around the rotating shaft 24 but cannot move. The stopper 23 is divided into a horizontal block 25 and a right-angled triangular block 26, and the inclined surface of the right-angled triangular block 26 is located on the left side. Each horizontal block 25 is vertically connected with two connecting rods 27, the ends of the connecting rods 27 are integrally provided with a movable frame 28, the movable frame 28 is sleeved on the supporting rod 22, and the vertical length of the movable frame 28 is greater than the diameter of the supporting rod 22. In order to prevent the movable frame 28 from sliding off the support rods 22 during movement, it is preferable that the movable frame 28 is provided with a blocking piece at the outer side, i.e. at the end of each of the two ends of the support rods 22, the blocking piece is not shown in the drawings.

Openings 16 are respectively arranged on the upper surface and the lower surface of the cross beam 3 corresponding to the positions of the stoppers 23, and the openings 16 are used for screwing out and screwing in the stoppers 23. The right triangle 26 of the stop 23 projects from the opening 16 of the cross member 3, and the right triangle 26 can enter the inside of the cross member 3 from the opening 16 when the stop 23 is rotated. When the cross bar 18 is pulled horizontally to the left, the upper support bar 22 is driven to move horizontally, so that the movable frame 28 moves around the support bar 22, and the stop 23 is pulled to rotate around the rotating shaft 24, so that the stop 23 rotates from the opening 16 into the inside of the cross beam 3. The right support leg 2 can now be slid to adjust the position of the right support leg 2 or to remove the right support leg 2 from the cross member 3.

Preferably, the distance between adjacent chock blocks 23 is greater than the thickness of the socket joint 19, that is, the socket joint 19 can be placed between any two chock blocks 23, and the position of the socket joint 19 is adjusted according to the construction width.

The method of use of the tool of the present invention is briefly described as follows: pull rod head 29 is pulled outwards, stop dog 23 is rotated and retracted into crossbeam 3, the interval between left supporting leg 1 and right supporting leg 2 is adjusted to pulling pull ring 5, place left supporting leg 1 and right supporting leg 2 according to the width of curb and template, the outside of template is hugged closely to left supporting leg 1, the outside of curb is hugged closely to right supporting leg 2, loosen pull ring 5 and pull rod head 29 after adjusting, stop dog 23 blocks cup joint 19, then respectively according to the height of curb and template, adjust the height of clamp plate A8 and clamp plate B14, make the lower surface of clamp plate A8 compact the upper surface of template, then fasten clamp plate A8 through nut A10, the lower surface of clamp plate B14 compacts the upper surface of curb, then fasten clamp plate B14 through nut B15, bolt C20 is rotated again, it can to make bolt C20 right-hand member top compact curb left surface.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; those of ordinary skill in the art will understand that: the technical solutions described in the above embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a quick formwork instrument of curb back which characterized in that: the tension device comprises a left supporting leg (1) and a right supporting leg (2), wherein the top of the left supporting leg (1) is fixedly connected with the left end of a cross beam (3), a sleeve joint (19) at the upper part of the right supporting leg (2) is sleeved at the right end of the cross beam (3) in a sliding manner, a tension spring (4) is connected between the left supporting leg (1) and the right supporting leg (2), the tension spring (4) is in a stretching state, and pull rings (5) at two ends of the tension spring (4) are respectively positioned on the left side surface of the left supporting leg (1) and the right side surface of the right supporting leg (2); a vertical sliding chute A (6) is arranged on the right side face of the lower portion of the left supporting leg (1), a vertical sliding hole A (7) is arranged on the left side face of the lower portion of the left supporting leg (1) corresponding to the sliding chute A (6), the sliding hole A (7) is communicated with the sliding chute A (6), a transverse pressing plate A (8) is arranged in the sliding chute A (6), the left end of the pressing plate A (8) slides up and down in the sliding chute A (6), the right end of the pressing plate A (8) is connected with a pressing plate C (9) downwards, the left end of the pressing plate A (8) is connected with a bolt A, the bolt A penetrates through the sliding hole A (7) and is fixed through a nut A (10), an internal threaded hole is formed in the right side face of the pressing plate A (8), and the bolt C (20) is connected with the internal threaded hole; a vertical sliding groove B (11) is formed in the left side face of the lower portion of the right supporting leg (2), a vertical sliding hole B (12) is formed in the right side face of the lower portion of the right supporting leg (2) corresponding to the sliding groove B (11), the sliding hole B (12) is communicated with the sliding groove B (11), a sliding block B (13) is connected in the sliding groove B (11) in a sliding mode, the sliding block B (13) is connected with a transverse pressing plate B (14), the sliding block B (13) is connected with a bolt B, and the bolt B penetrates through the sliding hole B (12) and is fixed through a nut B (15); the inner part of the right side of the beam (3) is hollow, an inner hole (17) communicated with the hollow part is formed in the left side of the beam (3), the inner hole (17) penetrates through the left side face of the beam (3), a cross rod (18) is arranged in the inner hole (17), the left end of the cross rod (18) is fixedly connected with a pull rod head (29), and the pull rod head (29) is located in the inner hole (17) of the left side face of the beam (3); a spring (21) is sleeved at the left part of the cross rod (18), the left end of the spring (21) is fixed on the inner wall of the cross beam (3), and the right end of the spring (21) is fixed on the cross rod (18); the right part of the cross rod (18) is fixedly connected with three horizontal supporting rods (22), the supporting rods (22) are perpendicular to the cross rod (18), symmetrical stop blocks (23) are arranged on the upper portion and the lower portion of each supporting rod (22), the stop blocks (23) are rotatably connected with rotating shafts (24) parallel to the supporting rods (22), the rotating shafts (24) are fixed on the inner wall of the cross beam (3), and the stop blocks (23) rotate around the rotating shafts (24); the stop block (23) is divided into a horizontal block (25) and a right-angle triangular block (26), the inclined plane of the right-angle triangular block (26) is positioned on the left side, the horizontal block (25) is connected with two connecting rods (27), the end of each connecting rod (27) is provided with a movable frame (28), the movable frame (28) is sleeved on the supporting rod (22), and the vertical length of the movable frame (28) is greater than the diameter of the supporting rod (22); the position that corresponds dog (23) on the upper surface of crossbeam (3) and the lower surface is equipped with opening (16), and crossbeam (3) are protruding from opening (16) to right angle triangle piece (26), and right angle triangle piece (26) can be inside entering crossbeam (3) from opening (16) when dog (23) rotate.

2. The curb back quick formwork tool of claim 1, characterized in that: the distance between the stop blocks (23) is larger than the thickness of the sleeve joint (19).

3. The curb back quick formwork tool of claim 1, characterized in that: the nut A (10) and the nut B (15) are both butterfly nuts.

4. The curb back quick formwork erecting tool of claim 1, wherein: and blocking pieces are arranged at the end heads of the two ends of the supporting rod (22).

5. The curb back quick formwork tool of claim 1, characterized in that: one surface of the pressing plate C (9) facing the left supporting leg (1) is an inclined surface.