Formwork reinforcing and opposite-pulling device for building construction

Abstract

The utility model discloses a formwork reinforcing and opposite-pulling device for building construction, and relates to the technical field of building construction auxiliary devices. The rotating rod is rotatably arranged on the penetrating pipe in a penetrating mode, the two ends of the rotating rod penetrate out of the two ends of the penetrating pipe respectively, the two ends of the rotating rod are each provided with a threaded section, and the screwing directions of threads of the two threaded sections are opposite; the number of the nut sleeves is two, and the two nut sleeves are connected to the two threaded sections in a threaded and sleeving mode correspondingly. And the pressing bracket is fixedly connected to the periphery of the nut sleeve. By arranging the penetrating pipe, the penetrating pipe is inserted into preformed holes of a concrete precast slab and a formwork, then the rotating rod rotates, the two threaded sections are screwed with the two nut sleeves in a threaded mode, in the threaded screwing process, the two nut sleeves drive the two pressing supports to move relatively, the pressing supports abut against the surface of the formwork, and therefore the formwork can be fixed. And then extrusion force is generated on the formwork, and the formwork is reinforced.

Description

TECHNICAL FIELD

[0001] The utility model relates to building construction auxiliary device technical field, concretely is a formwork reinforcing tension device for building construction. BACKGROUND

[0002] After the concrete precast slab is poured, a reinforcing device is needed to extrude and reinforce the pouring formwork to improve the forming precision of the precast concrete precast slab, and the reinforcing device currently used is usually a tension screw rod, which can easily cause the extrusion force of the screw rod to be concentrated on the surface of the formwork, thereby causing the panel surface of the formwork to be easily damaged.

[0003] Therefore, the application provides a formwork reinforcing tension device for building construction. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a formwork reinforcing tension device for building construction to solve the problems in the background art.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0006] A formwork reinforcing tension device for building construction comprises:

[0007] A pipe is provided.

[0008] A rotating rod is rotatably provided in the pipe and has two ends extending out of the two ends of the pipe.

[0009] Two thread sleeves are provided and are threadedly connected to the two threaded segments.

[0010] A pressing support is fixedly connected to the periphery of the thread sleeve.

[0011] Further, two rotating sleeves are threadedly connected to the rotating rod, the rotating sleeves are freely rotatable on the rotating rod, a positioning pin is provided on the periphery of the rotating sleeve, an annular clamping groove is provided on the periphery of the rotating rod for the positioning pin to be inserted, and the two rotating sleeves are in abutting connection with the two end faces of the pipe.

[0012] Further, a gap groove is provided at each end of the rotating rod, a force rod is rotatably connected to the rotating rod, and the force rod is freely rotatable in the gap groove.

[0013] Further, the pressing supports on the thread sleeves are symmetrically arranged along the axial direction of the thread sleeves.

[0014] Further, the wire sleeve is provided with a deformation slot penetrating the ring hole, and a stretching unit is arranged on the wire sleeve.

[0015] Further, the stretching unit comprises:

[0016] A threaded sleeve is rotationally connected to the periphery of the wire sleeve and located on one side of the deformation slot.

[0017] A driving screw is threaded on the threaded sleeve, and a ball head is coaxially fixed on one end of the driving screw away from the threaded sleeve.

[0018] Further, the periphery of the wire sleeve is fixed with a fixing block and a supporting arm, and the fixing block and the supporting arm are respectively arranged on two sides of the deformation slot, a semispherical groove is arranged on the fixing block for embedding the ball head, the ball head is freely rotatable in the semispherical groove, and the periphery of the threaded sleeve is fixed with a pivot, and the pivot is rotatably threaded on the supporting arm.

[0019] Further, the material of the wire sleeve is spring steel.

[0020] Compared with the prior art, the utility model has the advantages of:

[0021] The utility model discloses a threaded sleeve is arranged on the rotating rod, and the threaded sleeve is provided with a deformation slot penetrating the ring hole, and a stretching unit is arranged on the wire sleeve.

[0022] The utility model discloses a threaded sleeve is arranged on the rotating rod, and the threaded sleeve is provided with a deformation slot penetrating the ring hole, and a stretching unit is arranged on the wire sleeve. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 It is the structural schematic diagram of the template reinforcing counterpull device for building construction in the utility model.

[0024] Figure 2 It is the structural schematic diagram of the template reinforcing counterpull device for building construction in the utility model. Figure 1 The enlarged schematic diagram of the local structure in A of the utility model.

[0025] Figure 3 It is the structural schematic diagram of the template reinforcing counterpull device for building construction in the utility model. Figure 1 The explosion decomposition schematic diagram of the structure in the utility model.

[0026] Figure 4 As Figure 1 The top view schematic view of the structure;

[0027] Figure 5 As Figure 1 The front view schematic view of the structure;

[0028] Figure 6 The structure schematic view of the utility model in the implementation state.

[0029] In the drawing, the following marks are explained: 1, the pipe; 2, the positioning pin; 3, the threaded section; 4, the force bar; 5, the nut sleeve; 6, the compression support; 7, the rotating sleeve; 8, the support arm; 9, the deformation seam; 10, the fixed block; 11, the ball head; 12, the drive screw; 13, the threaded sleeve; 14, the rotating rod; 15, the annular clamping groove; 16, the concrete precast slab; 17, the formwork. DETAILED DESCRIPTION

[0030] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without making creative efforts belong to the protection scope of the utility model.

[0031] Please refer to Figures 1-6 The utility model provides a kind of formwork reinforcing tensioning device for building construction: a pipe 1 is arranged in the reserved hole of formwork 17 and concrete precast slab 16, rotating rod 14 is coaxially arranged on pipe 1, rotating rod 14 is rotatably arranged on pipe 1, and two ends are respectively arranged out of both ends of pipe 1, threaded section 3 is arranged on both ends of rotating rod 14, the thread rotation direction of two threaded sections 3 is opposite, one nut sleeve 5 is threadedly connected on each threaded section 3, and compression support 6 is symmetrically welded on the periphery of nut sleeve 5 along its axial direction, when rotating rod 14 is rotated, two nut sleeves 5 are respectively threadedly combined with two threaded sections 3, due to the thread rotation direction of two threaded sections 3 is opposite, two nut sleeves 5 will move relatively, and compression support 6 is pressed against the surface of formwork 17 on the opposite side of concrete precast slab 16, to further generate extrusion effect to formwork 17.

[0032] Specific, rotating rod 14 on the sleeve set with two rotating sleeve 7, rotating sleeve 7 rotating freely on the rotating rod 14, rotating sleeve 7 circumference on the set of positioning pin 2, rotating rod 14 circumference set with positioning pin 2 inserted ring slot 15, two rotating sleeve 7 respectively with the two end face of the pipe 1 resistance to connect, so that the rotating rod 14 in the pipe 1 freely rotating, and will not produce along the pipe 1 axial movement, in addition, rotating rod 14 both ends are set apart gap form of avoiding slot, rotating rod 14 rotating connection with the force rod 4, force rod 4 in the avoidance groove freely rotating, force rod 4 from the avoidance groove rotating out until with rotating rod 14 perpendicular state, staff rotating force rod 4, can be more convenient to rotate rotating rod 14;

[0033] Screw sleeve 5 circumference set with through its ring hole deformation seam 9, screw sleeve 5 circumference on the solid connection with the arm 8, arm 8 is located in the deformation seam 9 on one side, screw sleeve 5 circumference on the welding of the fixed block 10, fixed block 10 is located in the deformation seam 9 on the other side, threaded sleeve 13 on the threaded drive screw 1, drive screw 12 far from the threaded sleeve 13 one end coaxial solid connection with the ball head 11, fixed block 10 on the set of half spherical groove for ball head 11 embedded, ball head 11 freely rotating in the half spherical groove, threaded sleeve 13 circumference solid connection with the pivot, pivot rotatingly through in the arm 8, screw sleeve 5 material is spring steel;

[0034] In the assembly, first, rotating rod 14 into the pipe 1, then rotate the force rod 4, the length direction of force rod 4 and the axial direction of rotating rod 14 parallel and force rod 4 is contained in the avoidance groove, then rotating sleeve 7 sleeve into rotating rod 14 and with the end face of the pipe 1 resistance to connect, then tighten the positioning pin 2, so that the lower end of positioning pin 2 into the ring slot 5, so that the rotating rod 14 in the pipe 1 can freely rotate, then rotate the drive screw 1, drive screw 1 driven ball head 11 to move away from the arm 8, so that the fixed block 10 and the arm 8 away from each other, so that the screw sleeve 5 is elastic open deformation, then open after the screw sleeve 5 quickly sleeve into the rotating rod 14, until the pressure support 6 against the template 17 surface, then reverse rotation drive screw 1, so that can drive the fixed block 10 to the direction of arm 8, until the deformation seam 9 close, at this time the internal thread on the screw sleeve 5 bite on the external thread on the rotating rod 14, so that the screw sleeve 5 threaded sleeve in the threaded segment 3, so that the screw sleeve 5 can be quickly assembled to the rotating rod 14.

[0035] The utility model discloses a working principle: when assembling, first, rotating rod 14 is inserted into the pipe 1, then rotates force bar 4, the length direction of force bar 4 is parallel with the axial direction of rotating rod 14 and force bar 4 is received in the avoidance slot, then rotating sleeve 7 is sleeved on rotating rod 14 and is connected with the end surface of pipe 1, then tightens positioning pin 2, and the lower end of positioning pin 2 is inserted into annular clamping groove 5, so that rotating rod 14 can rotate freely on pipe 1, then rotates drive screw 1, and drive screw 1 drives ball head 11 to move away from the direction of support arm 8, and then makes fixed block 10 and support arm 8 away from each other, so that the silk mother cover 5 is elastically opened, then the silk mother cover 5 is quickly sleeved on rotating rod 14, until the pressing support 6 is pressed against the surface of template 17, then reversely rotates drive screw 1, so that fixed block 10 can be driven to move towards the direction of support arm 8, until the deformation seam 9 is closed, at this time, the internal thread on the silk mother cover 5 is bitten on the external thread on rotating rod 14, so that the silk mother cover 5 is screwed on the threaded section 3, so that the silk mother cover 5 can be quickly assembled on rotating rod 14, when rotating rod 14 rotates, two silk mother covers 5 are respectively screwed with two threaded sections 3, because the screwing directions of two threaded sections 3 are opposite, so that two silk mother covers 5 will move relatively, and make the pressing support 6 press against the surface of template 17 on the opposite sides of concrete precast slab 16, and then produce extrusion effect to template 17.

[0036] It should be noted that in this document, the terms "first", "second", and the like, merely denote different instances of an entity or action, and do not necessarily require or imply any actual relationship or order between or among such entities or actions. Moreover, the terms "comprises", "comprising", or any other variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus. While embodiments of the present application have been shown and described, it is to be understood that various modifications, substitutions, replacements, and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A formwork reinforcement tie rod device for building construction, characterized in that, The utility model provides a kind of pipe penetrating device, including: Pipe penetrating (1); Rotary rod (14), the rotary rod (14) is rotatably arranged on the pipe penetrating (1), and two ends are respectively threaded out two ends of the pipe penetrating (1), and the rotary rod (14) is respectively provided with threaded section (3) in two ends, and the thread rotation direction of two threaded sections (3) is opposite; Nut sleeve (5), the nut sleeve (5) is provided with two and is respectively threaded on two threaded sections (3); Compression support (6), the compression support (6) is fixedly connected on the circumference of the nut sleeve (5).

2. The form-tieback device for construction according to claim 1, wherein The rotary rod (14) is sleeved with two rotary sleeves (7), the rotary sleeve (7) is freely rotated on the rotary rod (14), the rotary sleeve (7) is provided with positioning pin (2) on the circumference, and the circumference of the rotary rod (14) is provided with annular clamping groove (15) for the insertion of the positioning pin (2), and two rotary sleeves (7) are respectively connected with the end surface of the pipe penetrating (1).

3. The form-tieback device for construction applications of claim 1, wherein, The rotary rod (14) is respectively provided with gap form avoiding slot in two ends, and the rotary rod (14) is rotatably connected with force rod (4), and the force rod (4) is freely rotated in the avoiding slot.

4. The form-tie device for constructional work according to claim 1, wherein The compression support (6) on the nut sleeve (5) is symmetrically arranged along the axial direction of the nut sleeve (5).

5. The form-tie pair according to claim 1, wherein The circumference of the nut sleeve (5) is provided with deformation seam (9) penetrating annular hole, and the nut sleeve (5) is provided with opening unit, and the opening unit is used to drive the elastic opening of the nut sleeve (5).

6. The form-tie device of claim 5, wherein The opening unit includes: Threaded sleeve (13), the threaded sleeve (13) is rotatably connected on the circumference of the nut sleeve (5), and is located on one side of the deformation seam (9); Drive screw (12), the drive screw (12) is threaded on the threaded sleeve (13), and the end of the drive screw (12) away from the threaded sleeve (13) is coaxially fixed with ball head (11), and the ball head (11) is rotatably connected to the nut sleeve (5).

7. The form-tie pair according to claim 6, wherein The circumference of the nut sleeve (5) is fixed with fixed block (10) and support arm (8), the fixed block (10) and the support arm (8) are respectively arranged on both sides of the deformation seam (9), the fixed block (10) is provided with semispherical groove for embedding the ball head (11), the ball head (11) is freely rotated in the semispherical groove, and the circumference of the threaded sleeve (13) is fixed with pivot, and the pivot is rotatably arranged on the support arm (8).

8. The form-tieback device for construction applications of any of claims 5-7, wherein, The material of the nut sleeve (5) is spring steel.

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