Adjustable horizontal pull rod
By designing an adjustable horizontal tie rod, and utilizing steel pipes, positioning blocks, pins, and limiting structures, the problem of unstable support caused by the fixed tie rod module in existing technologies has been solved. This allows for adjustment of the tie rod length according to site requirements, thereby enhancing the support strength and concrete forming quality.
Patent Information
- Application Number
- CN202423004709.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-06
- Publication Date
- 2025-11-18
- Estimated Expiration
- 2034-12-06
AI Technical Summary
The existing horizontal tie rods have a fixed module and cannot be adjusted according to the actual site conditions, resulting in unstable scaffold support and an inability to guarantee the overall performance of the scaffold structure.
An adjustable horizontal tie rod was designed, comprising a steel pipe, a positioning block, a pin, a limiting structure, and a square steel bar. The length of the tie rod is adjusted by the limiting groove and the fixing bolt. The square steel bar is used to connect the upright and the adjacent scaffolding to ensure the support strength.
This allows for adjustments to the tie rod length based on actual site conditions, enhancing the scaffold's support strength and ensuring the cleanliness of the formwork and the quality of concrete molding.
Smart Images
Figure CN223562515U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to building construction technical field especially, relate to a adjustable horizontal pull rod. BACKGROUND
[0002] After the scaffold system is installed, the prefabricated floor is placed, the interval of two adjacent prefabricated floors is 300mm, and then the concrete is poured; the post-pouring belt position needs to reserve a cavity for cleaning garbage and improving the forming quality of the concrete.
[0003] At present, most of the concrete structure construction adopts the scaffold to support, in order to clean the garbage on the formwork and strengthen the quality of the later concrete forming, so it is necessary to open a cleaning port on the formwork at the post-pouring belt to facilitate the garbage to be discharged through the cleaning port, but when the concrete is poured later, the cleaning port needs to be closed again, because the module of the horizontal pull rod in the scaffold is fixed, it cannot be adjusted according to the actual situation on site, so that the scaffold supporting the closing plate at the cleaning port cannot be connected with the adjacent scaffold, which will lead to unstable support of the scaffold and cannot guarantee the overall performance of the scaffold body.
[0004] Therefore, it is necessary to provide a new adjustable horizontal pull rod to solve the above technical problems. UTILITY MODEL CONTENTS
[0005] The utility model solves the technical problem to provide a kind of adjustable horizontal pull rod which is adjusted according to the actual situation on site.
[0006] To solve the above technical problems, the adjustable horizontal pull rod provided by the utility model includes: a scaffold, which is assembled by vertical rods, horizontal rods, disc buckles and latches, and the horizontal rod is cut into two sections of pull rods; the pull rod includes a steel pipe, a positioning block and a latch, one end of the steel pipe is welded with the positioning block, the positioning block is clamped in the side wall of the disc buckle fixed on the side wall of the vertical rod, the latch penetrates the side wall of the positioning block, and the latch and the latch on the scaffold are the same in shape and size; the limiting structure includes a sleeve, a square groove, a limiting groove and a limiting tube, the sleeve is installed on the other end of the steel pipe, the limiting tube is fixed in the steel pipe, the square groove is arranged in the limiting tube, the gap between the limiting tube and the sleeve is the limiting groove, the sleeve is sleeved on the side wall of the steel pipe through the limiting groove, and the side wall of the connecting position of the limiting tube, the sleeve and the steel pipe is drilled with two groups of holes with an inner diameter of about 10mm; square steel, two groups of the steel pipes are installed on the two ends of the square steel, the square steel is in the shape of a cuboid, the overall adjustment range is 600mm-900mm, and the side wall of the square steel is drilled with a through hole with an inner diameter of about 10mm.
[0007] Preferably, the positioning block is engaged with the sidewall of the disc buckle, and the connecting point of the positioning block and the disc buckle is fixed by the pin.
[0008] Preferably, the maximum inner diameter of the limiting groove is greater than the diameter of the steel pipe, the minimum inner diameter of the limiting groove is less than the inner diameter of the steel pipe, and one end of the limiting groove is in a closed state and the other end is in an open state.
[0009] Preferably, one end of the steel pipe is slid inside the limiting groove, and the end of the steel pipe is in contact with the inner sidewall of one end of the limiting groove, and the position of the through hole provided on the side of the sleeve pipe is aligned with the position of the through hole provided on the sidewall of the sleeve pipe.
[0010] Preferably, the shape of the square groove is rectangular, the cross-sectional size of the square steel corresponds to the size of the square groove, and the square steel is penetrated through the square groove and slid inside the limiting tube.
[0011] Preferably, the spacing between the drillings provided on the sidewall of the square steel is equal to the spacing of the drillings on the limiting tube, the sleeve pipe and the steel pipe, and the square steel, the steel pipe, the sleeve pipe and the limiting tube are fixed by the fixed bolt through the drillings provided on the sidewall.
[0012] Preferably, the top end of the scaffold is supported on the bottom surface of the formwork by the tray, and the top surface of the formwork is arranged with prefabricated floor slabs, the spacing between two prefabricated floor slabs is 300mm, the spacing becomes a post-cast strip, a cleaning port is provided on the formwork at the post-cast strip, and a sealing plate is supported on the bottom surface of the cleaning port by the scaffold.
[0013] Compared with the related art, the adjustable horizontal pull rod has the following beneficial effects:
[0014] The utility model provides a adjustable horizontal pull rod, first through the horizontal pull rod of modulus limit to the erection of scaffold, make it control the interval between the tray installed at the top of scaffold is 500mm, then the formwork and precast floor are erected in this way, control the interval of the precast floor of erection is 300mm, make interval become post poured strip, through the sweep mouth on the formwork at post poured strip place, the sundries of construction is removed on the formwork, can keep the neatness of formwork when later stage pouring concrete, and then improve the forming quality of concrete, then adopt independent the vertical rod through the closing plate closes the sweep mouth from the bottom surface of formwork, when later stage pouring concrete will not leak through the sweep mouth, then two group pull rod is installed in the both ends of square steel through the limiting structure, then the pull rod is installed between the vertical rod of independent support closing plate and adjacent vertical rod on scaffold, through square steel can make the pull rod of both ends slide, and then can make its overall length extension or shorten, make the pull rod can adjust length through square steel according to the actual situation on site, after adjusting length, can through the fixed bolt connect the connecting point between the pull rod and square steel in series fixed, and then make independent vertical rod can be connected together with scaffold through the pull rod, and then strengthen the supporting strength of independent pull rod. BRIEF DESCRIPTION OF DRAWINGS
[0015] Figure 1 The structure schematic diagram of a preferred embodiment of the adjustable horizontal pull rod provided by the utility model is shown in the figure.
[0016] Figure 2 The structure schematic diagram of the limiting structure is shown in the figure. Figure 1 The structure schematic diagram of the limiting structure is shown in the figure.
[0017] Figure 3 The structure schematic diagram of the limiting structure is shown in the figure. Figure 2 The structure schematic diagram of the limiting structure is shown in the figure.
[0018] Figure 4 The structure schematic diagram of the limiting structure is shown in the figure. Figure 3 The structure schematic diagram of the limiting structure is shown in the figure.
[0019] Figure 5 The structure schematic diagram of the limiting structure is shown in the figure. Figure 1 The structure schematic diagram of the limiting structure is shown in the figure.
[0020] The structure schematic diagram of the limiting structure is shown in the figure. DETAILED DESCRIPTION
[0021] The present invention will be further described below with reference to the accompanying drawings and embodiments.
[0022] Please see Figures 1-5 , Figure 1 A schematic diagram of a preferred embodiment of the adjustable horizontal tie rod provided by this utility model; Figure 2 for Figure 1 The diagram shows the overall three-dimensional disassembled structure of the horizontal tie rod. Figure 3 for Figure 2 A three-dimensional structural diagram of the limiting structure shown. Figure 4 for Figure 3 A schematic diagram of the structure shown in the frontal cross-section; Figure 5 for Figure 1 The diagram shows a cross-sectional view of the horizontal tie rod connection node. The adjustable horizontal tie rod includes: scaffolding 5, which is assembled from uprights, horizontal bars, disc buckles, and pins 33. The horizontal bars are cut in half to form two tie rod sections 3. Each tie rod 3 includes a steel pipe 31, a positioning block 32, and a pin 33. The positioning block 32 is welded to one end of the steel pipe 31 and engages with the side wall of the disc buckle fixed to the side wall of the upright. The pin 33 penetrates the side wall of the positioning block, and this pin 33 is identical in shape and size to the pins 33 on the scaffolding 5. A limiting structure 2 includes a sleeve 21, a square groove 22, a limiting groove 23, and a limiting tube 24. The sleeve 21 is installed at the other end of the steel pipe 31, the limiting tube 24 is fixed inside the steel pipe 31, the square groove 22 is provided inside the limiting tube 24, the gap between the limiting tube 24 and the sleeve 21 is the limiting groove 23, and the sleeve 21 is fitted onto the side wall of the steel pipe 31 through the limiting groove 23. Two sets of drilled holes with an inner diameter of about 10 mm are drilled at corresponding positions on the side walls of the limiting tube 24, the sleeve 21 and the steel pipe 31. Square steel 1, two sets of steel pipes are installed at both ends of the square steel 1. The square steel 1 is rectangular in shape, with an overall adjustment range of 600 mm-900 mm, and the side wall of the square steel 1 is drilled with a through drilled hole with an inner diameter of about 10 mm.
[0023] In the specific implementation process, such as Figure 1 As shown, the positioning block 32 engages with the side wall of the disc buckle, and the connection point between the positioning block 32 and the disc buckle is fixed in series by the pin 33; this facilitates the positioning of one end of the tie rod 3 on the side wall of the scaffold 5 by the engagement of the positioning block 32 with the disc buckle, thereby fixing the position of the tie rod 3.
[0024] In the specific implementation process, such as Figure 2 , Figure 3 ,Figure 4 And Figure 5 As shown in the figure, the maximum inner diameter of the limiting groove 23 is greater than the diameter of the steel pipe 31, the minimum inner diameter of the limiting groove 23 is smaller than the inner diameter of the steel pipe 31, one end of the limiting groove 23 is in a closed state, and the other end is in an open state; one end of the steel pipe 31 slides inside the limiting groove 23, and one end of the steel pipe 31 abuts against the inner side wall of one end of the limiting groove 23, and the position of the through hole provided on the side of the limiting groove 23 is aligned with the position of the through hole provided on the side wall of the sleeve pipe 21; the steel pipe can be inserted into the inside of the sleeve pipe 21 through the limiting groove 23, and by adjusting the angle of the steel pipe and the sleeve pipe 21, the drill holes provided on the side wall of the steel pipe and the drill holes provided on the side wall of the sleeve pipe 21 can be aligned.
[0025] In the specific implementation process, as shown in the figure, Figure 2 , Figure 3 , Figure 4 And Figure 5 As shown in the figure, the shape of the square groove 22 is rectangular, the cross-sectional size of the square steel 1 corresponds to the size of the square groove 22, and the square steel 1 penetrates through the square groove 22 and slides inside the limiting pipe 24; the spacing between the drill holes provided on the side wall of the square steel 1 is equal to the spacing between the drill holes on the limiting pipe, the sleeve pipe 21 and the steel pipe 31, and the square steel 1, the steel pipe 31, the sleeve pipe 21 and the limiting pipe 24 are fixed in series by the drill holes provided on the side walls thereof and the fixing bolts 4; the spacing between the two steel pipes can be adjusted by sliding on the side wall of the square steel 1, and the square steel 1, the steel pipe 31, the sleeve pipe 21 and the limiting pipe 24 can be fixed in series by the fixing bolts 4 through the multiple through holes provided on the side wall of the square steel 1.
[0026] In the specific implementation process, as shown in the figure, Figure 2 , Figure 3 , Figure 4 And Figure 5 As shown in the figure, the top end of the scaffold 5 is supported on the bottom surface of the formwork 8 by the tray 7, the top surface of the formwork 8 supports the prefabricated floor slab, the spacing between two prefabricated floor slabs is 300mm, and the spacing becomes a post-cast strip, the formwork 8 at the post-cast strip is provided with a cleaning opening 9, and the sealing plate 6 is supported on the bottom surface of the cleaning opening 9 by the scaffold 5; the scaffold 5 supports the formwork 8 by the tray 7, and the cleaning opening 9 is provided on the formwork 8 at the post-cast strip, which facilitates the cleaning of some garbage generated during construction of the formwork 8, and the cleaning opening 9 can be closed by the sealing plate 6 in the later period, and then the scaffold 5 is connected to the horizontal pull rod 3 to form a whole.
[0027] The working principle of the adjustable horizontal pull rod is as follows:
[0028] In use, first, the scaffold 5 is erected at the construction site, then the tray 7 is installed at the top end of the upright rod in the scaffold 5, the distance between two trays 7 is 500mm, then the formwork 8 is erected at the top end, the formwork 8 divides the space into two layers, then the prefabricated floor is erected on the top surface of the formwork 8, the distance between two adjacent prefabricated floors is controlled to be 300mm, the distance becomes a post-cast strip, then the cleaning opening 9 is opened on the formwork 8 at the post-cast strip, then the sundries generated during the cleaning construction of the surface of the formwork 8 and the erected prefabricated floor are discharged to the lower layer through the cleaning opening 9, the surface of the formwork 8 is kept clean, then the closing plate 6 is abutted against the bottom surface of the formwork 8 at the cleaning opening 9, the cleaning opening 9 is closed by being supported by the separate upright rod, then the sleeve pipe 21 is sleeved on one end of the steel pipe, the sleeve pipe 21 and the steel pipe are aligned at the drilling position of the side wall, then two groups of steel pipes are sleeved into the two ends of the square steel 1 in a relative manner, the drilling position of the side wall of the square steel 1 is in the same direction as the drilling position of the sleeve pipe 21, the square steel 1 is limited by the limiting pipe 24 and slides into the steel pipe through the square groove 22, until the overall length of the pull rod 3 is smaller than the distance between the upright rod supporting the closing plate 6 and the scaffold 5, then one end of the pull rod 3 is clamped on the disc buckle on the scaffold 5 close to the upright rod through the positioning block, then the pull rod 3 is fixed in series through the bolt 33, the other end of the pull rod 3 is pulled, the pull rod 3 slides on the side wall of the square steel 1, and the pull rod 3 is lengthened, until the other end of the pull rod 3 is clamped on the side wall of the disc buckle fixed on the side wall of the upright rod supporting the closing plate 6 through the positioning block, then the position of the square steel 1 is adjusted, the drilling position of the square steel 1 is aligned with the drilling position of the sleeve pipe 21, then the fixing bolt 4 is fixed in series with the steel pipe, the sleeve pipe 21, the limiting pipe 24 and the square steel 1 through the drilling position, and the other end of the pull rod 3 is fixed on the side wall of the upright rod through the bolt 33, so that the upright rod supporting the closing plate 6 is connected with the scaffold 5 through the pull rod 3, and the pull rod 3 can be adjusted in length through the square steel 1 according to the actual situation on site.
[0029] Compared with the related art, the adjustable horizontal pull rod has the following beneficial effects:
[0030] The utility model provides a adjustable horizontal pull rod, first through the horizontal pull rod 3 of having module limit erects the scaffold 5 of the described, makes its control the interval between the tray 7 of the top end installation of the described scaffold 5 is 500mm, carries out the erection of the formwork 8 and prefabricated floor again, controls the interval of the prefabricated floor of erection to be 300mm, makes interval become post-pouring zone, through the sweep opening 9 on the formwork 8 at post-pouring zone, removes the sundries of construction on the formwork 8, can keep the neatness of formwork 8 when later stage pouring concrete, and then improve the forming quality of concrete, then adopt independent the vertical rod through the closing plate 6 closes the sweep opening 9 from the bottom surface of the formwork 8, when later stage pouring concrete, will not leak through the sweep opening 9, then two groups the pull rod 3 are installed in the both ends of the square steel 1 through the limiting structure 2, then the pull rod 3 is through the vertical rod of independent support closing plate 6 and the vertical rod on the adjacent scaffold 5, through the square steel 1 can make the pull rod 3 of both ends slide, and then can make its overall length extension or shorten, make the pull rod 3 can adjust length through square steel 1 according to the actual situation on site, after adjusting length, can through the fixed bolt 4 the connecting point between the pull rod 3 and the square steel 1 is connected fixed, and then make independent the vertical rod can be connected together with the scaffold 5 through the pull rod 3, and then strengthen the supporting force of independent the pull rod 3.
[0031] The above is only the embodiment of the utility model, and does not limit the patent range of the utility model, and any equivalent structure or equivalent process conversion using the utility model specification and attached drawing contents, or direct or indirect application in other related technical fields, are all included in the patent protection range of the utility model.
Claims
1. An adjustable horizontal tie rod characterized by, Comprise; The scaffold (5) is assembled by vertical rods, horizontal rods, disc buckles and plugs (33), and the horizontal rods are cut into two sections of pull rods (3); the pull rod (3) comprises a steel pipe (31), a positioning block (32) and a plug (33), one end of the steel pipe (31) is welded with the positioning block (32), the positioning block (32) is clamped on the side wall of the disc buckle fixed on the side wall of the vertical rod, and the plug (33) penetrates the side wall of the positioning block, and the plug (33) is the same in shape and size as the plug (33) on the scaffold (5); The limiting structure (2) comprises a sleeve (21), a square groove (22), a limiting groove (23) and a limiting tube (24), the sleeve (21) is installed on the other end of the steel pipe (31), the limiting tube (24) is fixed in the steel pipe (31), the square groove (22) is arranged in the limiting tube (24), the gap between the limiting tube (24) and the sleeve (21) is the limiting groove (23), the sleeve (21) is sleeved on the side wall of the steel pipe (31) through the limiting groove (23), and the side wall of the connecting position of the limiting tube (24), the sleeve (21) and the steel pipe (31) is drilled with two groups of drill holes with an inner diameter of about 10 mm; The square steel (1) is installed on both ends of the square steel (1), the square steel (1) is in the shape of a cuboid, the overall adjustment range is 600mm-900mm, and the side wall of the square steel (1) is drilled with through drill holes with an inner diameter of about 10mm.
2. The adjustable horizontal tie rod of claim 1, wherein, The positioning block (32) is clamped on the side wall of the disc buckle, and the connecting point of the positioning block (32) and the disc buckle is fixed by the plug (33).
3. The adjustable horizontal tie rod of claim 1, wherein, The maximum inner diameter of the limiting groove (23) is greater than the diameter of the steel pipe (31), the minimum inner diameter of the limiting groove (23) is less than the inner diameter of the steel pipe (31), and one end of the limiting groove (23) is in a closed state, and the other end is in an open state.
4. The adjustable horizontal tie rod of claim 1, wherein, One end of the steel pipe (31) slides in the limiting groove (23), and one end of the steel pipe (31) abuts against the inner side wall of one end of the limiting groove (23), and the through hole position provided on the side of the steel pipe (31) is aligned with the through hole position provided on the side wall of the sleeve (21).
5. The adjustable horizontal tie rod of claim 1, wherein, The square groove (22) is in the shape of a rectangle, the cross-sectional dimension of the square steel (1) corresponds to the dimension of the square groove (22), and the square steel (1) penetrates and slides in the limiting tube (24) through the square groove (22).
6. The adjustable tie rod of claim 1, wherein, The distance between the drill holes provided on the side wall of the square steel (1) is equal to the distance between the drill holes on the limiting tube, the sleeve (21) and the steel pipe (31), and the square steel (1), the steel pipe (31), the sleeve (21) and the limiting tube (24) are fixed by the fixing bolts (4) through the drill holes provided on the side walls thereof.
7. The adjustable tie rod of claim 1, wherein, The top end of the scaffold (5) is supported on the bottom surface of the formwork (8) through a tray (7), and the top surface of the formwork (8) supports prefabricated floors, the interval between two prefabricated floors is set to 300mm, which becomes a post-pouring belt, a cleaning port (9) is formed on the formwork (8) at the post-pouring belt, and a sealing plate (6) is supported on the bottom surface of the cleaning port (9) through the scaffold (5).