CN220790604U - Stair template reinforced structure of marking time - Google Patents

Abstract

The application discloses stair template reinforced structure that steps relates to stair construction equipment technical field, and it includes two splint, two be provided with a plurality of side template between the splint, be provided with coupling assembling on the side template, the side template passes through coupling assembling installs two between the splint, articulated on the side template have the backup pad, spacing axle is all installed at the both ends of backup pad, two a plurality of arc wall, a plurality of arc wall and a plurality of are all offered to the lateral wall that the splint is close to each other the side template one-to-one sets up, the arc wall is used for supplying the correspondence spacing axle slides, spacing axle is located the correspondence when the arc wall bottom, the backup pad is in the horizontality. The method has the effect of shortening the construction period of the stair concrete construction.

Description

Stair template reinforced structure of marking time

Technical Field

The application relates to the technical field of stair construction equipment, in particular to a stair tread template reinforcing structure.

Background

The cast-in-situ reinforced concrete stairway construction refers to a construction link of casting a stairway section and adjacent platforms up and down of the stairway section into a whole, has the advantages of good integrity, strong earthquake resistance and the like, and can be divided into plate type stairway and beam type stairway according to different structural forms.

In the construction of cast-in-situ reinforced concrete stairway, an operator is usually required to set up a scaffold below the stairway in advance to serve as a support, a bottom surface template of the stairway is paved between the scaffold and the stairway steel bars, and the stairway concrete is supported and plasticized through the bottom surface template. Besides the bottom surface template of the stair, the side surface template is installed by an operator, the vertical side wall of the stair concrete is subjected to plasticity, the concrete is gradually poured from bottom to top between the side surface template and the bottom surface template, and after the concrete between the bottom surface template and one side surface template is filled, the operator is required to collect and level the top surface of the concrete by using a plastering plate.

However, when the operator finishes pouring the stair tread concrete on the low-rise building, the operator needs to continue pouring the stair concrete upwards, at this time, steel pipes are generally required to be erected on the templates to provide sole support for the operator, so that the operator steps on the steel pipes to perform surface collecting treatment on the stair concrete, and the operator also needs to gradually walk upwards by means of the steel pipes to collect the stair concrete on the high-rise building. In order to provide the steel pipe erected by the support for operators, the construction period of the stair concrete is prolonged.

Disclosure of Invention

In order to shorten the construction cycle of stair concrete construction, this application provides a stair template reinforced structure that steps.

The application provides a stair template reinforced structure that marks time adopts following technical scheme:

the utility model provides a stair template reinforced structure that steps, includes two splint, two be provided with a plurality of side form board between the splint, be provided with coupling assembling on the side form board, the side form board passes through coupling assembling installs in two between the splint, articulated on the side form board have the backup pad, spacing axle is all installed at the both ends of backup pad, two a plurality of arc wall has all been seted up to the lateral wall that the splint is close to each other, a plurality of arc wall and a plurality of side form board one-to-one sets up, the arc wall is used for supplying the correspondence spacing axle slides, spacing axle is located the correspondence when the arc wall bottom, the backup pad is in the horizontality.

According to the technical scheme, when an operator needs to perform stair concrete pouring, the two clamping plates are positioned and installed on the bottom surface template; then, installing a side template between the two clamping plates through a connecting assembly; then, concrete is poured between the side form and the bottom form, starting from the step at the lowest part of the stairs.

After the casting of marking time of the lowest department is accomplished, operating personnel receive the face to the top surface of marking time earlier and handle, rotate the backup pad for spacing axle butt in the bottom inner wall of arc wall on the rotor plate, under the hindrance effect of arc tank bottom inner wall, the backup pad can maintain in the horizontality, operating personnel can stand in the backup pad like this, in order to cast in time the stair of eminence and receive the face and handle. Therefore, the steel pipe support does not need to be additionally erected, and the steel pipe support does not need to be dismantled in the later period, so that the construction period of the stair concrete construction is shortened.

The present utility model may be further configured in a preferred example to: the side walls at two ends of the side face template are provided with first sliding holes, and the two limiting shafts are correspondingly arranged in the first sliding holes in a sliding mode.

Through above-mentioned technical scheme, when this equipment was in non-service condition, through to the spacing axle of sliding hole one interior for spacing axle is hidden in the backup pad, thereby is favorable to the protection to spacing axle. On the contrary, when the operator needs to use the device, the limiting shaft is pulled out of the first sliding hole, so that the operator can maintain the supporting plate in a horizontal state.

The present utility model may be further configured in a preferred example to: the screw rod is rotatably installed in the supporting plate, the connecting block is arranged on the limiting shaft, and the screw rod is in threaded connection with the connecting block.

Through above-mentioned technical scheme, operating personnel is through rotating the lead screw, and lead screw drive connecting block removes, and the connecting block drives spacing axle business turn over slide hole one to realize hiding and stretching out of spacing axle.

The present utility model may be further configured in a preferred example to: the screw rod is coaxially connected with a hand wheel, and a first groove for accommodating the hand wheel is formed in the supporting plate.

Through above-mentioned technical scheme, the hand wheel is convenient for operating personnel borrow power rotation lead screw to the rotation lead screw of being convenient for. In addition, because the hand wheel is arranged in the first groove, on one hand, the hand wheel is protected, and on the other hand, the interference of the hand wheel on the ascending and descending of stairs of an operator is reduced.

The present utility model may be further configured in a preferred example to: the side face template is provided with a supporting block, the bottom surface of the supporting plate is provided with a second groove for accommodating the supporting block, and the bottom surface of the supporting block is flush with the bottom surface of the supporting plate.

Through above-mentioned technical scheme, support the backup pad through the supporting shoe, reduced the epaxial pressure that bears of spacing like this to be favorable to protecting spacing axle, prolonged spacing epaxial life. Because the bottom surface of supporting shoe and the bottom surface of backup pad are flush, reduced because the supporting shoe protrusion, caused stair step concrete to produce the possibility of staggering.

The present utility model may be further configured in a preferred example to: the connecting assembly comprises a connecting rod and a nut, wherein the nut is in threaded connection with the connecting rod, and the connecting rod penetrates through the side face template and the clamping plate.

Through the technical scheme, an operator places the side template between the two clamping plates, passes the connecting rod through the side template and the two clamping plates, then connects the nut with the connecting rod in a threaded manner, and clamps the clamping plates by the nut and the side template, so that the installation and the positioning of the side template are completed, and the possibility of displacement of the side template is reduced.

The present utility model may be further configured in a preferred example to: and a second sliding hole is formed in the clamping plate and is communicated with the arc-shaped groove, and a limiting rod used for preventing the limiting shaft from sliding upwards is arranged in the second sliding hole in a sliding manner.

Through the technical scheme, after the operator slides the limiting shaft to the bottom end of the arc-shaped groove, the limiting rod is slid to one side where the arc-shaped groove is located, so that the limiting shaft is located between the inner wall of the arc-shaped groove and the limiting rod, the possibility of downward sliding of the limiting shaft is reduced by the arc-shaped groove, and the possibility of upward sliding of the limiting shaft due to the expansion of the concrete is reduced by the limiting rod.

The present utility model may be further configured in a preferred example to: the inner wall of the second sliding hole is provided with an annular groove, a sliding plate is arranged in the annular groove in a sliding mode, the sliding plate is fixedly connected to the limiting rod, a spring is arranged in the annular groove, one end of the spring is fixedly connected to the sliding plate, and the other end of the spring is fixedly connected to the inner wall of the annular groove.

Through the technical scheme, the spring adopts the compression spring, and the possibility that the limiting rod is separated from the arc-shaped groove is reduced under the action of the elasticity of the spring, so that the limiting shaft can be effectively limited.

In summary, the utility model has the following beneficial technical effects:

1. the operating personnel rotate the supporting plate to a horizontal state and stand on the supporting plate so as to conveniently cast and receive the stair steps at the high place. Therefore, no additional steel pipe support is needed to be erected, the construction period of the stairway concrete construction is shortened, and the investment of construction resources is reduced;

2. operators can hide the limiting shaft in the supporting plate by rotating the hand wheel, so that the protection of the limiting shaft is enhanced.

Drawings

Fig. 1 is a schematic view of the overall structure of the embodiment of the present application, mainly illustrating the positional relationship of the clamping plates and the side templates.

Fig. 2 is a schematic partial structure of an embodiment of the present application, mainly illustrating the structures of the connection assembly, the support block, and the second groove.

Fig. 3 is a schematic cross-sectional view taken along A-A in fig. 2, primarily illustrating the configuration of the lead screw and hand wheel.

Fig. 4 is an enlarged schematic view of a portion B in fig. 3, mainly illustrating the construction of the connection block.

Fig. 5 is a schematic cross-sectional view taken along the direction C-C in fig. 1, mainly illustrating the construction of the stopper rod, the spring and the slide plate.

Reference numerals illustrate:

1. a clamping plate; 11. an arc-shaped groove; 12. a sliding hole II; 13. an annular groove; 14. a sliding plate; 15. a spring; 16. a handle; 2. a side template; 21. a support block; 3. a connection assembly; 31. a connecting rod; 32. a nut; 4. a support plate; 41. a limiting shaft; 411. a connecting block; 42. a sliding hole I; 43. a groove I; 44. a second groove; 5. a screw rod; 51. a hand wheel; 6. and a limit rod.

Detailed Description

The present application is described in further detail below in conjunction with fig. 1-5.

The embodiment of the application discloses a stair tread template reinforced structure.

Referring to fig. 1 and 2, a stair tread formwork reinforcing structure comprises two clamping plates 1, wherein the two clamping plates 1 are in a parallelogram shape, and the two clamping plates 1 are arranged in parallel. Be provided with the side form board 2 of the vertical setting of a plurality of between two splint 1, all be provided with two sets of coupling assembling 3 on every side form board 2, side form board 2 passes through coupling assembling 3 to be installed between splint 1, and two sets of coupling assembling 3 on the same side form board 2 distribute along vertical direction.

Referring to fig. 1 and 2, the structures of each group of connection assemblies 3 are the same, only one group of connection assemblies 3 will be described in the following, and the rest of connection assemblies 3 will not be described again.

Referring to fig. 1 and 2, the connecting assembly 3 includes a connecting rod 31 and two nuts 32, the two clamping plates 1 are located at opposite inner sides of the two nuts 32, the two nuts 32 are connected to the connecting rod 31 in a threaded manner, the length of the connecting rod 31 is greater than that of the side template 2, and the connecting rod 31 is arranged on the side template 2 and the clamping plates 1 in a penetrating manner. The operator places the side form 2 between the two clamping plates 1, then passes the connecting rod 31 on the side form 2 and the clamping plates 1, and installs the installation nut 32 on the connecting rod 31, so that the clamping plates 1 are clamped by the side form 2 and the corresponding nuts 32, and the positioning and the installation of the side form 2 are completed.

Referring to fig. 1 and 2, the side template 2 is hinged with the support plate 4, the length of the support plate 4 is the same as that of the side template 2, the side walls at two ends of the side template 2 are provided with first sliding holes 42, each first sliding hole 42 is internally provided with a limiting shaft 41 in a sliding manner along the length direction of the corresponding first sliding hole, the limiting shafts 41 are cylindrical, the side walls at the inner sides of the two clamping plates 1 are provided with a plurality of arc-shaped grooves 11, the arc-shaped grooves 11 and the side templates 2 are in one-to-one correspondence, the limiting shafts 41 on the side template 2 are slidably arranged in the corresponding arc-shaped grooves 11, and the support plate 4 is in a horizontal state when the limiting shafts 41 are positioned at the bottom ends of the corresponding arc-shaped grooves 11.

Referring to fig. 2, 3 and 4, a connecting block 411 is fixedly connected to each limiting shaft 41, a screw rod 5 is rotatably mounted on the supporting plate 4, the length direction of the screw rod 5 is consistent with that of the supporting plate 4, two sections of screw thread sections with opposite rotation directions are arranged on the screw rod 5, and the two connecting blocks 411 in the same supporting plate 4 are respectively in threaded connection with the two sections of screw thread sections with opposite rotation directions. A hand wheel 51 is coaxially and fixedly connected to the screw rod 5, the whole hand wheel 51 is located in the supporting plate 4, and a first groove 43 for accommodating the hand wheel 51 is formed in the top surface of the supporting plate 4.

After the side template 2 is installed to operating personnel, pouring stair concrete between side template 2 and bottom surface template, after the stair step pouring of bottom is accomplished, receive the face to the top surface of marking time and handle, then rotate hand wheel 51, hand wheel 51 passes through spacing axle 41 of lead screw 5 drive and slides to the arc inslot to the backup pad 4 outside, rotate backup pad 4 afterwards for spacing axle 41 butt is in the bottom inner wall of arc inslot 11, under the hindrance effect of arc inslot 11 bottom inner wall, make backup pad 4 maintain in the horizontality, operating personnel can stand on backup pad 4 like this, so that to cast and receive the face to the stair step of eminence and handle. In summary, the operator does not need to additionally set up the steel pipe support and detach the steel pipe support, so that the construction period of the stair concrete construction is shortened.

The device is in a non-use state, and the limiting shaft 41 slides into the supporting plate 4 by reversely rotating the hand wheel 51, so that the limiting shaft 41 is protected.

Referring to fig. 1 and 2, two supporting blocks 21 are fixedly connected to the vertical side wall of the side template 2, two grooves 44 for accommodating the supporting blocks 21 are formed in the bottom surface of the supporting plate 4, the two grooves 44 and the two supporting blocks 21 are in one-to-one correspondence, the supporting plate 4 is supported by the supporting blocks 21, the pressure born by the limiting shaft 41 is reduced, and therefore the limiting shaft 41 is protected further. The bottom surface of supporting shoe 21 and the bottom surface of corresponding backup pad 4 are flush, have reduced because supporting shoe 21 evagination causes the stair to step concrete to produce the possibility of staggering to the roughness of stair concrete outward appearance has been promoted.

Referring to fig. 3 and 5, a second sliding hole 12 is formed in the clamping plate 1 along the horizontal direction, the second sliding hole 12 is communicated with the arc-shaped groove 11, a limiting rod 6 is slidably mounted in the second sliding hole 12 along the length direction, and the limiting rod 6 is used for preventing the limiting shaft 41 from sliding upwards. A handle 16 which is convenient for an operator to pull manually is fixedly connected to the limiting rod 6. The annular groove 13 is formed in the inner wall of the sliding hole II 12, the axes of the annular groove 13 and the sliding hole II 12 are collinear, the limiting rod 6 is fixedly connected with the sliding plate 14, the sliding plate 14 is slidably arranged in the annular groove 13 along the length direction of the annular groove 13, the spring 15 in a compressed state is arranged in the annular groove 13, the spring 15 is positioned on one side, far away from the arc-shaped groove 11, of the sliding plate 14, one end of the spring 15 is fixedly connected with the sliding plate 14, and the other end of the spring 15 is fixedly connected with the inner wall of the annular groove 13.

After the operator slides the limiting shaft 41 to the bottom end of the arc-shaped groove 11, the limiting rod 6 is slid to the side where the arc-shaped groove 11 is located, so that the limiting shaft 41 is located above the inner wall of the bottom end of the arc-shaped groove 11 and below the limiting rod 6, the possibility of vertical displacement of the limiting shaft 41 is reduced, and the possibility of concrete expansion is also reduced.

The implementation principle of the embodiment is as follows: when it is necessary to cast stairway concrete, two cleats 1 are first installed on a pre-installed floor form.

Then, the side form 2 is installed between the two clamping plates 1 through the connecting rod 31 and the nut 32.

Next, starting from the bottom landing step, concrete is poured between the floor form and the side forms 2.

And then the poured stair steps are folded, the supporting plate 4 is rotated to be in a horizontal state, and at the moment, operators can stand on the supporting plate 4 to perform concrete pouring and folding on the stair steps at the higher positions. The steps of pouring stair tread concrete, collecting the surface and rotating the supporting plate 4 are repeated in sequence, and the pouring construction of the whole stair tread concrete can be gradually completed from bottom to top.

Operators do not need to additionally set up steel pipe supports and remove the steel pipe supports, so that the resource investment is reduced, and the construction period of the stair concrete construction is shortened.

The embodiments of the present embodiment are all preferred embodiments of the present application, and do not sequentially limit the protection scope of the present application, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims (8)

1. The utility model provides a stair template reinforced structure of marking time which characterized in that: including two splint (1), two be provided with a plurality of side form (2) between splint (1), be provided with coupling assembling (3) on side form (2), side form (2) pass through coupling assembling (3) install in two between splint (1), articulated on side form (2) have backup pad (4), spacing axle (41) are all installed at the both ends of backup pad (4), two a plurality of arc groove (11) have all been seted up to the lateral wall that splint (1) are close to each other, a plurality of arc groove (11) and a plurality of side form (2) one-to-one sets up, arc groove (11) are used for supplying the correspondence spacing axle (41) are slided, spacing axle (41) are located when arc groove (11) bottom corresponds, backup pad (4) are in the horizontality.

2. A stair tread formwork reinforcing structure as claimed in claim 1, wherein: the side walls at two ends of the side template (2) are provided with first sliding holes (42), and the two limiting shafts (41) are correspondingly and slidably arranged in the first sliding holes (42).

3. A stair tread formwork reinforcing structure as claimed in claim 2, wherein: the screw rod (5) is rotatably installed in the supporting plate (4), the connecting block (411) is arranged on the limiting shaft (41), and the screw rod (5) is in threaded connection with the connecting block (411).

4. A stair tread formwork reinforcing structure according to claim 3, wherein: the screw rod (5) is coaxially connected with a hand wheel (51), and the supporting plate (4) is provided with a groove I (43) for accommodating the hand wheel (51).

5. A stair tread formwork reinforcing structure as claimed in claim 1, wherein: support blocks (21) are mounted on the side face templates (2), grooves II (44) for accommodating the support blocks (21) are formed in the bottom faces of the support plates (4), and the bottom faces of the support blocks (21) are flush with the bottom faces of the support plates (4).

6. A stair tread formwork reinforcing structure as claimed in claim 1, wherein: the connecting assembly (3) comprises a connecting rod (31) and a nut (32), the nut (32) is in threaded connection with the connecting rod (31), and the connecting rod (31) is arranged on the side template (2) and the clamping plate (1) in a penetrating mode.

7. A stair tread formwork reinforcing structure as claimed in claim 1, wherein: a second sliding hole (12) is formed in the clamping plate (1), the second sliding hole (12) is communicated with the arc-shaped groove (11), and a limiting rod (6) used for preventing the limiting shaft (41) from sliding upwards is mounted in the second sliding hole (12) in a sliding mode.

8. The stair tread formwork reinforcing structure of claim 7, wherein: annular groove (13) have been seted up to the inner wall of sliding hole two (12), slidable mounting has sliding plate (14) in annular groove (13), sliding plate (14) fixed connection in gag lever post (6), be provided with spring (15) in annular groove (13), the one end fixed connection of spring (15) in sliding plate (14), the other end fixed connection of spring (15) in the inner wall of annular groove (13).