Horizontal pull rod sliding adjusting device and ultrahigh aluminum film supporting system

Abstract

The utility model discloses a height adjusting device for a horizontal pull rod. The height adjusting device comprises an outer pipe, an inner pipe, a thread fine adjustment assembly, a sleeve, a bolt assembly and a connecting disc. A thread fine adjustment assembly is arranged between the inner pipe and the outer pipe, and the height of the connecting disc is adjusted within a small range; a sliding structure composed of a first through hole, a second through hole, a sleeve and a bolt assembly is arranged between the inner pipe and the connecting disc, the height of the connecting disc is adjusted in a large range, and the adjusting range of the two meets nlt; 2m. The connecting disc can be continuously adjusted in a large-size interval range, the horizontal pull rod can be flexibly, accurately and rapidly adjusted to the height of a specific numerical value according to the clear height of a building, and the construction efficiency can be greatly improved through the flexibility of height adjustment. A standard connecting structure between the connecting disc and the inner pipe is formed by the first through hole, the sleeve, the second through hole and the bolt assembly on the inner pipe, the universality of the aluminum mold vertical rod is effectively improved, a large number of non-standard vertical rods are prevented from being generated, and mounting and dismounting are convenient and fast.

Description

Technical Field

[0001] The utility model relates to the field of building construction, in particular to a horizontal tie rod sliding adjustment device and an ultra-high aluminum formwork support system. Background Art

[0002] With the rapid development of the construction industry, aluminum formwork has been widely used in the construction field, and the use of aluminum formwork has gradually become a trend, especially in the construction of the main structures of multi-story, high-rise and super-high-rise buildings.

[0003] At present, conventional ultra-high aluminum formwork generally adopts a support system formed by aluminum formwork vertical poles + steel pipe fastener horizontal bars, or a disc buckle steel pipe support system, resulting in aluminum formwork manufacturers needing to prepare various types of rods, increasing the cost investment. In engineering construction, the installation of the support system formed by conventional aluminum formwork vertical poles + steel pipe fastener horizontal bars is relatively cumbersome, the horizontal steel pipes are long, inconvenient to carry and install, and the construction efficiency is low; for the disc buckle steel pipe support system, since the spacing between the connecting discs on the disc buckle vertical poles is a fixed length, the horizontal bar step distance and the length of the vertical pole cantilever end cannot be flexibly adjusted. Therefore, it is necessary to develop a sliding adjustment device that can flexibly adjust the height of the horizontal bar and is convenient to install. Summary of the Utility Model

[0004] In view of the above-mentioned defects existing in the prior art, a horizontal tie rod sliding adjustment device and an ultra-high aluminum formwork support system are provided, which effectively avoid the need for aluminum formwork manufacturers to prepare various types of rods, resulting in increased cost investment; in addition, the equipment installation process is simplified.

[0005] The technical solution adopted by the utility model to solve the above technical problems is:

[0006] The horizontal tie rod height adjustment device includes a vertically arranged outer tube and an inner tube. The inner tube is placed above the outer tube, and the upper part of the outer tube is sleeved on the lower part of the inner tube.

[0007] It also includes a thread fine adjustment component, a sleeve, a bolt component, and a connection plate. The thread fine adjustment component is connected between the inner tube and the outer tube for adjusting the overlapping length of the inner tube and the outer tube, and the adjustment range of the thread fine adjustment component is m; a plurality of first through holes are arranged at intervals along the length direction on the inner tube, and the first through holes are arranged at equal intervals, and the interval is n; where n < 2m; a second through hole is arranged on the sleeve, and the size and layout position of the second through hole match those of the first through hole. The bolt component passes through the second through hole and any one of the first through holes at the same time to realize the fixed connection between the sleeve and the inner tube; a connection plate is fixedly connected to the outside of the sleeve, and the connection plate is connected to an external horizontal tie rod.

[0008] According to the above technical solution, the screw fine-tuning assembly includes a screw barrel fixed to the top end of the outer tube, a support ring sleeved on the screw barrel, and a pin shaft and a limit bolt for limiting; the screw barrel is sleeved on the inner tube, and a vertically arranged through groove is provided on the side wall of the screw barrel, the through groove penetrates through the two side walls of the screw barrel, the length of the through groove is n + the diameter of the pin shaft, and the width of the through groove is the same as the diameter of the pin shaft; an external thread is provided on the outer wall surface of the screw barrel, and an internal thread matching the external thread is provided on the inner wall surface of the support ring, and the range of the external thread is greater than the length of the through groove; the size of the pin shaft is the same as the size of the first through hole, the pin shaft is inserted into the through groove and a certain first through hole at the same time, and the pin shaft is located above the support ring;

[0009] A plurality of threaded holes are provided at intervals on the circumferential side of the support ring; after the height of the support ring is adjusted to the set position, the limit bolt is screwed into the threaded hole and extends into the through groove to support the fixed connection between the support ring and the screw barrel.

[0010] According to the above technical solution, the screw fine-tuning assembly further includes a handle, and the handle is fixed outside the support ring.

[0011] According to the above technical solution, the adjustment range of the screw fine-tuning assembly and the pitch of the first through holes need to satisfy m < n < 2m.

[0012] According to the above technical solution, the pitch n of the first through holes ranges from 80 mm to 120 mm, and 100 mm is adopted in the embodiment in the figure.

[0013] According to the above technical solution, the connecting disc is a circular ring-shaped eight-hole plate with 8-direction snap joints, and the external horizontal tie rod is snap-connected to the connecting disc.

[0014] According to the above technical solution, the connecting disc and the sleeve are connected by full welding.

[0015] According to the above technical solution, the bottom of the outer tube is fixed on the external support surface, and a fixed connecting disc is provided in the lower half of the outer tube. The fixed connecting disc has the same structure and shape as the connecting disc and is used to connect adjacent two horizontal tie rods; the fixed connecting disc and the outer tube are connected by full welding.

[0016] A super-high alumina film support system includes a plurality of support vertical rods, and the support vertical rods adopt the horizontal tie rod height adjustment device as described above.

[0017] According to the above technical solution, the horizontal tie rod height adjustment device is applicable to a super-high alumina formwork support system with a formwork support height exceeding 3.3 m during structural construction.

[0018] The utility model has the following beneficial effects:

[0019] 1. A threaded fine-tuning component is provided between the inner tube and the outer tube, and a sliding structure composed of a first through hole, a second through hole, a sleeve, and a bolt component is provided between the inner tube and the connecting plate. One is used to adjust the height of the connecting plate within a small range, and the other is used to adjust the height of the connecting plate within a large range, and the adjustment ranges of the two satisfy n < 2m. This enables the connecting plate to be continuously adjusted within a large-size range, and can flexibly, accurately, and quickly adjust the horizontal tie rod to a specific height according to the net height of the building, greatly improving the construction efficiency with the flexibility of height adjustment. In addition, a standard connection structure between the connecting plate and the inner tube is formed by the first through hole, the sleeve, the second through hole, and the bolt component on the inner tube, effectively improving the universality of the aluminum formwork vertical rod. The same specification of aluminum formwork vertical rod can be used at different heights, avoiding the generation of a large number of non-standard vertical rods and causing resource waste. It replaces the traditional horizontal tie method using steel pipe fasteners in the ultra-high aluminum formwork support system, and is convenient for installation and disassembly.

[0020] 2. A long strip-shaped through groove is provided on the threaded cylinder at the top of the outer tube, and the threaded cylinder and the inner tube are connected by inserting a pin through the through groove and a certain first through hole at the same time, thus realizing the connection between the inner and outer tubes. In addition, a support ring is provided outside the threaded cylinder and is threadedly connected thereto. The support ring limits the pin, restricting the pin and the inner tube from descending in the outer tube. Thus, the inner tube is fixed in the outer tube by the gravity of the inner tube and the upper components. By inserting the pin into different first through holes, the height of the top of the inner tube can be adjusted, and the height of the connecting plate can also be adjusted, further improving the flexibility of adjusting the height of the connecting plate. Brief Description of the Drawings

[0021] Figure 1 is a schematic structural diagram of an embodiment provided by the present invention;

[0022] Figure 2 is a schematic structural diagram of the sleeve and the connecting plate of an embodiment provided by the present invention;

[0023] Figure 3 is a schematic structural diagram of the threaded fine-tuning component of an embodiment provided by the present invention;

[0024] In the figure, 1. Outer tube; 2. Inner tube; 2-1. First through hole; 3. Threaded fine-tuning component; 3-1. Threaded cylinder; 3-2. Support ring; 3-3. Through groove; 3-4. Threaded hole; 3-5. Handle; 4. Sleeve; 4-1. Second through hole; 5. Connecting plate; 6. Fixed connecting plate. Detailed Description of the Embodiment

[0025] The present invention will be described in detail below with reference to the drawings and embodiments.

[0026] Refer to Figures 1 to 3 as shown, the horizontal tie rod height adjustment device provided by the present invention.

[0027] Example 1

[0028] It includes a vertically arranged outer pipe 1 and an inner pipe 2. The inner pipe is placed above the outer pipe, and the upper part of the outer pipe sleeves the lower part of the inner pipe; the outer pipe is an aluminum formwork support vertical rod; the inner pipe is an aluminum formwork support vertical rod socket pipe.

[0029] It further includes a threaded fine-tuning assembly 3, a sleeve 4, a bolt assembly, and a connection plate 5. The threaded fine-tuning assembly is connected between the inner pipe and the outer pipe and is used to adjust the overlapping length of the inner pipe and the outer pipe. The adjustment range of the threaded fine-tuning assembly is m; a number of first through holes 2-1 are arranged at intervals along the length direction on the inner pipe, and the first through holes are arranged at equal intervals, and the interval is n; where n < 2m; a second through hole 4-1 is arranged on the sleeve, and the size and layout position of the second through hole match those of the first through hole. The bolt assembly passes through the second through hole and any one of the first through holes at the same time to realize the fixed connection between the sleeve and the inner pipe; a connection plate is fixedly connected to the outside of the sleeve, and the connection plate is connected to an external horizontal tie rod.

[0030] In this embodiment, a threaded fine-tuning assembly is arranged between the inner pipe and the outer pipe, and a sliding structure composed of a first through hole, a second through hole, a sleeve, and a bolt assembly is arranged between the inner pipe and the connection plate; one is used for a small-range adjustment of the height of the connection plate, and the other is used for a large-range adjustment of the height of the connection plate, and the adjustment ranges of the two satisfy n < 2m; so that the connection plate can be continuously adjusted within a large-size range, and the horizontal tie rod can be flexibly, accurately, and quickly adjusted to a specific numerical height according to the net height of the building, and the flexibility of its height adjustment can greatly improve the construction efficiency. In addition, a standard connection structure between the connection plate and the inner pipe is formed by the first through hole, the sleeve, the second through hole, and the bolt assembly on the inner pipe, effectively improving the universality of the aluminum formwork vertical rod. The same specification of aluminum formwork vertical rod can be used at different heights, avoiding the generation of a large number of non-standard vertical rods, causing waste of resources, replacing the traditional horizontal tying method with steel pipe fasteners in the ultra-high aluminum formwork support system, and being convenient for installation and disassembly.

[0031] Example 2

[0032] The structure and principle of Embodiment 2 are similar to those of Embodiment 1, with the differences being as follows: A preferred structural form of the threaded fine-tuning component is provided. The threaded fine-tuning component includes a threaded barrel 3-1 fixed to the top end of the outer tube, a support ring 3-2 sleeved on the threaded barrel, and a pin shaft and a limit bolt for limiting. The threaded barrel is sleeved on the inner tube. A vertically arranged through slot 3-3 is provided on the side wall of the threaded barrel. The through slot penetrates both side walls of the threaded barrel. The length of the through slot is n + the diameter of the pin shaft, and the width of the through slot is the same as the diameter of the pin shaft. External threads are provided on the outer wall surface of the threaded barrel, and internal threads matching the external threads are provided on the inner wall surface of the support ring. The range of the external threads is greater than the length of the through slot. The size of the pin shaft is the same as the size of a first through hole. The pin shaft is inserted into the through slot and a certain first through hole at the same time, and the pin shaft is located above the support ring.

[0033] A plurality of threaded holes 3-4 are provided at intervals on the circumferential side of the support ring. After the support ring is adjusted to the set position in height, the limit bolt is screwed into the threaded hole and extends into the through slot to support the fixed connection between the support ring and the threaded barrel.

[0034] In this embodiment, a long through slot is provided on the threaded barrel at the top of the outer tube. The threaded barrel and the inner tube are connected by inserting the pin shaft through the through slot and a certain first through hole at the same time, so as to realize the connection between the inner tube and the outer tube. In addition, a support ring threadedly connected to the threaded barrel is provided outside the threaded barrel. The pin shaft is limited by the support ring to prevent the pin shaft and the inner tube from descending in the outer tube. Thus, the inner tube is fixed in the outer tube by the gravity of the inner tube and the upper components. By inserting the pin shaft into different first through holes, the height of the top of the inner tube can be adjusted, and the height of the connection plate can also be adjusted.

[0035] In Embodiment 2, the preferred threaded fine-tuning component further includes a handle 3-5. The handle is fixed outside the support ring, and the handle is provided to facilitate the rotation of the support ring on the threaded barrel.

[0036] Embodiment 3

[0037] The structure and principle of Embodiment 3 are similar to those of Embodiment 1 or 2, with the differences being as follows: In order to ensure that the arrangement quantity of the first through holes is within a reasonable range, preferably, the adjustment range of the threaded fine-tuning component and the spacing of the first through holes need to satisfy m < n < 2m.

[0038] Preferably, the spacing n of the first through holes ranges from 80 mm to 120 mm, and 100 mm is adopted in the embodiment in the figure.

[0039] Preferably, the connection plate is a circular eight-hole plate with eight-direction snap joints, and the external horizontal tie rod is snap-connected to the connection plate.

[0040] In Embodiments 1-3, the bottom of the outer tube is fixed on an external support surface. A fixed connection plate 6 is provided in the lower half of the outer tube. The fixed connection plate has the same structure and shape as the connection plate and is used to connect two adjacent horizontal tie rods. The fixed connection plate and the outer tube are connected by full welding. The connection plate and the sleeve are also connected by full welding.

[0041] The present utility model also provides a super high-aluminum film support system, which includes multiple support vertical rods, and the support vertical rods adopt the horizontal tie rod height adjusting device as described above.

[0042] Preferably, the horizontal tie rod height adjusting device is applicable to a super high-aluminum formwork support system with a formwork construction height exceeding 3.3 m.

[0043] The above are only the preferred embodiments of the present utility model. Of course, the scope of rights of the present utility model cannot be limited thereby. Therefore, equivalent changes made according to the scope of the patent application of the present utility model still fall within the protection scope of the present utility model.

Claims

1. A horizontal pull rod height adjustment device, comprising an outer tube and an inner tube arranged vertically, wherein the inner tube is placed above the outer tube, and the upper part of the outer tube is sleeved on the lower part of the inner tube; Features: It also includes a thread fine-tuning component, a sleeve, a bolt component, and a connecting plate. The thread fine-tuning component is connected between the inner tube and the outer tube and is used to adjust the overlapping length of the inner tube and the outer tube. The adjustment range of the thread fine-tuning component is m. A plurality of first through holes are arranged at intervals along the length direction on the inner tube. The first through holes are arranged at equal intervals, and the interval is n; wherein n<2m; a second through hole is provided on the sleeve, and the size and arrangement position of the second through hole match those of the first through hole. The bolt assembly simultaneously passes through the second through hole and any first through hole to realize a fixed connection between the sleeve and the inner tube; a connecting plate is fixedly connected to the outer side of the sleeve, and the connecting plate is connected to an external horizontal pull rod.

2. The horizontal pull rod height adjustment device according to claim 1, characterized in that: The thread fine-tuning assembly comprises a threaded barrel fixed on the top of the outer tube, a support ring sleeved on the threaded barrel, and a pin shaft and a limit bolt for limiting; the threaded barrel is sleeved on the inner tube, and a vertically arranged through groove is provided on the side wall of the threaded barrel, the through groove runs through the two side walls of the threaded barrel, the length of the through groove is n+the diameter of the pin shaft, and the width of the through groove is the same as the diameter of the pin shaft; an external thread is provided on the outer wall surface of the threaded barrel, and an internal thread matching the external thread is provided on the inner wall surface of the support ring, and the range of the external thread is greater than the length of the through groove; the size of the pin shaft is the same as the size of the first through hole, the pin shaft is inserted into the through groove and a first through hole at the same time, and the pin shaft is located at the upper part of the support ring; A plurality of threaded holes are arranged at intervals on the circumference of the support ring; after the support ring is adjusted to a set position in height, a limit bolt is screwed into the threaded hole and extends into the through groove to securely connect the support ring and the threaded barrel.

3. The horizontal pull rod height adjustment device according to claim 1, characterized in that: The thread fine adjustment assembly also includes a handle, which is fixed on the outside of the supporting ring.

4. The horizontal pull rod height adjustment device according to claim 1, characterized in that: The adjustment range of the thread fine-tuning component and the spacing of the first through hole must meet m <n<2m。 5. The horizontal pull rod height adjustment device according to claim 1, characterized in that: The interval n of the first through holes ranges from 80 mm to 120 mm.

6. The horizontal pull rod height adjustment device according to claim 1, characterized in that: The connecting plate is a circular eight-hole plate with buckled joints in 8 directions, and the external horizontal pull rod is buckled and connected to the connecting plate.

7. The horizontal pull rod height adjustment device according to claim 1, characterized in that: The connection plate and the sleeve are fully welded.

8. The horizontal pull rod height adjustment device according to claim 1, characterized in that: The bottom of the outer tube is fixed on the external support surface. A fixed connection plate is provided in the lower half of the outer tube. The fixed connection plate has the same structure and shape as the connection plate and is used to connect two adjacent horizontal pull rods. The fixed connection plate and the outer tube are connected by full welding.

9. An ultra-high aluminum membrane support system, characterized in that: It comprises a plurality of supporting uprights, and the supporting uprights adopt the horizontal pull rod height adjustment device as described in any one of claims 1-8.

10. The ultra-high aluminum membrane support system according to claim 9, characterized in that: The horizontal tie rod height adjustment device is suitable for an ultra-high aluminum formwork support system with a formwork height exceeding 3.3m in structure construction.

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