CN219622264U - High-altitude cantilever formwork structure - Google Patents
High-altitude cantilever formwork structure Download PDFInfo
- Publication number
- CN219622264U CN219622264U CN202321370047.8U CN202321370047U CN219622264U CN 219622264 U CN219622264 U CN 219622264U CN 202321370047 U CN202321370047 U CN 202321370047U CN 219622264 U CN219622264 U CN 219622264U
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- swivel
- formwork structure
- sliding groove
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- fixed shaft
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- 238000009415 formwork Methods 0.000 title claims abstract description 35
- 230000000694 effects Effects 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract 1
- 230000003014 reinforcing effect Effects 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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Abstract
The utility model belongs to the technical field of general buildings, and particularly relates to a high-altitude cantilever formwork structure. The formwork structure includes: a support plate disposed at least partially on the lower floor plate and protruding at least partially outwardly from the lower floor plate; the support frame is arranged on the top surface of the support plate; the fixed shaft unit is arranged on the top surface of the supporting plate; a swivel connected to the fixed shaft unit and rotatable with respect to the fixed shaft unit; and the upper end of the inhaul cable is connected with the high-rise floor plate, and the lower end of the inhaul cable is connected with the swivel. The formwork structure realizes the fixation of multiple angles and the inhaul cable through the swivel which can rotate along the fixed shaft, and the swivel can adjust the position according to the inhaul cable angle, thereby facilitating the installation of the inhaul cable; and the stress direction of the pull ring is always along the extension direction of the inhaul cable, so that the fixing effect is good.
Description
Technical Field
The utility model belongs to the technical field of general buildings, and particularly relates to a high-altitude cantilever formwork structure.
Background
The high-altitude cantilever formwork structure is a building structure form and is generally used in the design of a large-span building. The cantilever formwork is composed of a series of cantilever formwork components, and can be cantilevered at two sides of a building for a certain distance, so that the large-span space layout without upright posts is realized, and the suspension frame can be constructed up and down simultaneously. The structure has the advantages of light weight, high efficiency, beautiful appearance and the like, and is suitable for the design of large public buildings such as gymnasiums, exhibition halls, conference centers, airports and the like.
However, the existing high-altitude cantilever formwork structure generally has the following problems, and the safety of the high-altitude cantilever formwork structure is difficult to ensure: the high-altitude cantilever formwork structure is difficult to ensure due to the fact that the high-altitude cantilever formwork structure protrudes outwards from the building main body and needs to bear large gravity and wind load. Especially, when natural disasters such as earthquakes occur, the structure is easily damaged.
In the prior art, a tension structure is generally used to strengthen the formwork structure. The tensioning structure is composed of one or a plurality of tensioning cables, the lower end of the tensioning structure is generally arranged on the formwork structure, and the upper end of the tensioning structure is arranged on an upper floor of a building so as to play a role in reinforcing the formwork structure. However, because the pulling angle of the pull rope is different according to the actual conditions of the building, the fixing point at the upper end of the pull rope is also different, so that the pulling angle of the pull rope is not fixed, and in certain angles, the lower end of the pull rope is difficult to fix with the reinforcing formwork structure or the fixing effect is poor.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art, and provides a high-altitude cantilever formwork structure, which realizes the fixation of multiple angles and a inhaul cable through a swivel capable of rotating along a fixed shaft, and the swivel can adjust the position according to the inhaul cable angle, so that the inhaul cable is convenient to install; and the stress direction of the pull ring is always along the extension direction of the inhaul cable, so that the fixing effect is good.
The technical aim of the utility model is realized by the following technical scheme: a high altitude cantilever formwork structure comprising:
a support plate disposed at least partially on the lower floor plate and protruding at least partially outwardly from the lower floor plate;
the support frame is arranged on the top surface of the support plate;
the fixed shaft unit is arranged on the top surface of the supporting plate;
a swivel connected to the fixed shaft unit and rotatable with respect to the fixed shaft unit;
and the upper end of the inhaul cable is connected with the high-rise floor plate, and the lower end of the inhaul cable is connected with the swivel.
The further preferable technical scheme is as follows: the swivel comprises a fixing piece which is arranged on the top surface of the supporting plate and is internally provided with a mounting groove, and a fixed shaft which is arranged in the mounting groove; the swivel is sleeved on the fixed shaft.
The further preferable technical scheme is as follows: the fixing piece is provided with a positive sliding groove communicated with the mounting groove; the swivel also comprises a positive limit post which is arranged in the positive sliding groove and used for limiting the swivel to rotate.
The further preferable technical scheme is as follows: the fixing piece is also provided with a reverse sliding groove communicated with the mounting groove, and the extending direction of the reverse sliding groove is opposite to that of the forward sliding groove; the swivel also comprises a reverse limiting column which is arranged in the reverse sliding groove and is used for being matched with the forward limiting column to limit the swivel to rotate.
The further preferable technical scheme is as follows: the fixed shaft unit further comprises a locking column part; the locking column part is arranged in the positive sliding groove, the inner end of the locking column part is connected with the positive limiting column, and at least part of the locking column part protrudes outwards from the positive sliding groove.
The further preferable technical scheme is as follows: the locking post portion comprises a connecting post, an internal threaded hole formed in the connecting post, and a fixing bolt screwed on the internal threaded hole.
The further preferable technical scheme is as follows: the connecting column is characterized in that a fixed friction pad is arranged on the outer end face of the connecting column, and a movable friction pad for being attached to the fixed friction pad is arranged at the inner end of the fixed bolt nut.
The further preferable technical scheme is as follows: the locking column part is also arranged in the anti-sliding groove, the inner end of the locking column part is connected with the anti-limiting column, and at least part of the locking column part protrudes outwards from the anti-sliding groove.
The further preferable technical scheme is as follows: the inner ring surface of the rotating ring is provided with an inclined groove for installing the inhaul cable.
The further preferable technical scheme is as follows: the fixed shaft unit further comprises an auxiliary sliding groove for installing the positive limit column and/or the negative limit column.
In summary, the utility model has the following beneficial effects:
firstly, the swivel can rotate around the fixed shaft, so that the stress direction of the contact part of the lower end of the inhaul cable and the swivel is along the extension direction of the inhaul cable, and the fixing effect is good;
secondly, when the plurality of inhaul cables are connected with the swivel, the swivel can rotate on the fixed shaft to adjust the position so as to adapt to the resultant force direction of the plurality of inhaul cables;
thirdly, positive and negative limit posts are arranged in the mounting groove so as to lock the current angle of the rotating ring after the rotating ring is fixed in position;
fourthly, locking columns are arranged on the positive limit column and the negative limit column so as to conveniently fix the positions of the positive limit column and the negative limit column to lock the swivel;
fifthly, the inner annular surface of the swivel is provided with an inclined groove so as to reduce the pressure intensity on the bending part of the inhaul cable.
Drawings
Fig. 1 is a schematic view of a high-altitude cantilever formwork structure.
Fig. 1b is a schematic view of fig. 1 with another cable added at a higher level for securing the swivel.
Fig. 1c is an enlarged schematic view of the connection between the swivel and the cable in fig. 1.
Fig. 2 is a schematic structural view of the stationary shaft unit.
Fig. 3a is a schematic structural view of a side surface of a swivel, in which a fixed shaft and positive and negative limit posts are installed in the swivel.
Fig. 3b is a schematic view of the rotating ring of fig. 3a moving the forward and reverse limiting posts in the forward and reverse directions respectively to match the fixed shaft pair.
Fig. 3c is a schematic view of the positive and negative limiting posts installed in the positive and negative sliding grooves, respectively.
Fig. 4a is a schematic view of two locking post portions mounted on the outer ends of the positive and negative limit posts.
Fig. 4b is a schematic structural view of the locking post.
Fig. 4c is a schematic structural view of the fixing bolt in fig. 4b rotated inwards so that the movable friction pad fits the fixed friction pad.
In the drawings, the components represented by the respective reference numerals are as follows: the floor comprises a low floor board A, a high floor board B, a supporting board 1, a supporting frame 2, a fixed shaft unit 3, a swivel 4, a guy cable 5, a stand column 6, a fixing piece 101, a fixed shaft 102, a positive limit column 103, a negative limit column 104, a locking column part 105, an auxiliary sliding groove 106, an inclined groove 401, a mounting groove 101a, a positive sliding groove 101B, a negative sliding groove 101c, a connecting column 105a, an internal threaded hole 105B, a fixing bolt 105c, a fixed friction pad 105d and a movable friction pad 105e.
Detailed Description
Regarding the positive and negative limit post direction setting problem:
the forward and reverse directions are not meant to refer to a particular direction, and are used herein to refer to the opposite directions of movement, e.g., after the positive stop post determines a direction of movement, the direction is forward, and it is determined that the negative stop post should travel in a reverse direction from the forward direction.
The present utility model will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, there is shown a schematic structure of a high-altitude cantilever formwork structure, wherein a supporting plate 1 of the formwork structure is disposed on a low-rise floor plate a, and a plurality of groups of supporting frames 2 for construction work are disposed thereon, wherein the supporting frames 2 can be scaffolds for workers to climb, or can be fences for reinforcing concrete structures, etc. Wherein set up on the support frame 2 that backup pad 1 is located low-rise floor plate A top part and set up a plurality of stand 6, stand 6 is through supporting the lower bottom surface of high-rise floor plate B, cooperation low-rise floor plate A in order to realize centre gripping fixed backup pad 1. In addition, a pull rope 5 is provided, the upper end of the pull rope 5 is fixed at a fixed point arranged on the high-rise floor board B, and the lower end of the pull rope 5 is fixed on a swivel 4 rotatably fixed on the support plate 1 through the fixed shaft unit 3.
Referring to fig. 1b, there is shown a case where two cables 5 are simultaneously provided on the swivel 4, and at this time, the swivel 4 is rotated slightly counterclockwise around the fixed shaft unit 3 to accommodate the tensile forces of the two cables 5 in different directions.
Referring to fig. 1c, there is shown a schematic view of the connection of the cable 5 with the swivel 4 in fig. 1, where the structure of the fixing member 101 in the fixing shaft unit 3 is omitted, but the fixing shaft 102 is remained, it can be seen that the stress direction of the swivel 4 is along the broken line Y when the cable 5 tightens the swivel 4, and the tangent line X of the contact surface of the fixing shaft 102 with the inside of the swivel 4 is perpendicular to Y. It is furthermore readily available that the force of the fixed shaft 102 acting on the swivel 4 should be perpendicular to X, i.e. that it is easy to derive that the force of the fixed shaft 102 acting on the swivel 4 is in the same line as the force of the pull cable 5 pulling the swivel 4, so that no twisting of the swivel 4 occurs.
Referring to fig. 2, there is shown a schematic structural view of the fixing shaft unit 3, in which a swivel 4 is mounted in a mounting groove 101a, a fixing shaft 102 is inserted into the swivel 4, and a forward limit post 103 and a reverse limit post 104 are inserted, in which the forward limit post 103 is located above the reverse limit post 104, and the forward limit post 103 and the reverse limit post 104 are both located above the fixing shaft 102. The positive stopper post 103 has one end fitted into the positive sliding groove 101b penetrating the outside and the mounting groove 101a, and the other end fitted into the upper auxiliary sliding groove 106. The reverse stopper 104 is mounted in a reverse slide groove 101c penetrating the outside and the mounting groove 101a, and the other end is mounted in a lower auxiliary slide groove 106.
Observing the junction of swivel 4 and cable 5, it is seen that cable 5 turn department card is in being located the inclined groove 401 that the inboard slant of swivel 4 set up for cable 5 turn process is more mild, prevents that swivel 4 inboard edges and corners from oppressing, friction cable 5 and lead to its fracture.
Referring to fig. 3a, a schematic diagram of the relative positions of the swivel 4 and the positive and negative limit posts 103 and 104 is shown, where the positive and negative limit posts 103 and 104 are not in contact with the inner side of the swivel 4, and the swivel 4 can freely rotate around the fixed shaft 102.
Referring to fig. 3b, which also shows a schematic view of the relative positions of the swivel 4 and the forward and reverse limit posts 103, 104, with respect to fig. 3a, the forward limit post 103 moves in the forward direction until contacting the inner side of the swivel 4, and the reverse limit post 104 moves in the reverse direction until contacting the inner side of the swivel 4, i.e. cooperating with the fixed shaft 102, while contacting three points on the inner side of the swivel 4, it is known that after a three-point circle is fixed, the position of the circle is determined, so that when the forward limit post 103 and the reverse limit post 104 contact the swivel 4 at the same time, the current position of the swivel 4 is also fixed.
Referring to fig. 3c, there is shown a schematic view in which the forward limit post 103 and the reverse limit post 104 are respectively installed in the forward sliding groove 101b and the reverse sliding groove 101c as viewed from the outside, it is seen that the forward limit post 103 and the reverse limit post 104 can be moved along the extending directions of the forward sliding groove 101b and the reverse sliding groove 101c, respectively, and the forward sliding groove 101b extends in the forward direction on the fixing member 101 and the reverse sliding groove 101c extends in the reverse direction on the fixing member 101, thereby guiding the moving directions of the forward limit post 103 and the reverse limit post 104.
Referring to fig. 4a, there is shown a schematic view in which the positive and negative stopper posts 103 and 104 are respectively installed in the positive and negative sliding grooves 101b and 101c, and the outer ends are respectively installed with locking post portions 105, taking the locking post portions 105 in the positive sliding groove 101b as an example, it is seen that the locking post portions 105 are partially disposed in the positive sliding groove 101b, and the outer ends are located outside the positive sliding groove 101b, and the positions of the positive stopper posts 103 in the positive sliding groove 101b can be adjusted by moving the locking post portions 105 outside.
Referring to fig. 4b, a schematic structural view of the locking post 105 is shown, and a part of the fixing member 101 at the upper side of the locking post 105 is shown, and it is seen that the locking post 105 is locked by a fixing bolt 105c which can be screwed in and out, and an internally threaded hole 105b for mounting the fixing bolt 105c and a connecting post 105a provided with the internally threaded hole 105 b.
Referring to fig. 4c, a schematic view of the screw-in fixing bolt 105c in fig. 4b is shown, where the movable friction pad 105e located on the inner side of the nut of the fixing bolt 105c is fitted with the fixed friction pad 105d provided on the outer side of the fixing member 101, so that the position of the positive limit post 103 in the positive sliding groove 101b or the position of the negative limit post 104 in the negative sliding groove 101c is limited by the friction force of the two.
The present embodiment is only for explanation of the present utility model and is not to be construed as limiting the present utility model, and modifications to the present embodiment, which may not creatively contribute to the present utility model as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present utility model.
Example 1
In this embodiment, the high-altitude cantilever formwork structure includes:
a support plate 1 provided partially on the lower floor plate a and partially protruding outward from the lower floor plate a;
three supporting frames 2 arranged on the top surface of the supporting plate 1;
a fixed shaft unit 3 provided on a top surface of the support plate 1 protruding outward from the lower floor plate a;
a swivel 4 connected to the fixed shaft unit 3 and rotatable with respect to the fixed shaft unit 3;
and the upper end of the inhaul cable 5 is connected with the high-rise floor board B, and the lower end of the inhaul cable is connected with the swivel 4.
The swivel 4 comprises a fixing piece 101 which is arranged on the top surface of the supporting plate 1 and is internally provided with a mounting groove 101a, and a fixed shaft 102 which is arranged in the mounting groove 101 a; the swivel 4 is sleeved on the fixed shaft 102.
The fixing piece 101 is provided with a positive sliding groove 101b communicated with the mounting groove 101 a; the swivel 4 further includes a positive stop post 103 mounted in the positive slide groove 101b for limiting rotation of the swivel 4.
The fixed shaft unit 3 further includes a locking column portion 105; the locking post portion 105 is mounted in the positive slide groove 101b and has an inner end connected to the positive limit post 103 and at least partially protruding outward from the positive slide groove 101 b.
The locking post portion 105 includes a connecting post 105a, an internally threaded hole 105b provided on the connecting post 105a, and a fixing bolt 105c screwed on the internally threaded hole 105 b.
The outer side of the fixing piece 101 is provided with a fixed friction pad 105d, and the inner end of a nut of the fixed bolt 105c is provided with a movable friction pad 105e which is used for being attached to the fixed friction pad 105 d.
The inner ring surface of the swivel 4 is provided with an inclined groove 401 for installing the inhaul cable 5.
The fixed shaft unit 3 further includes an auxiliary sliding groove 106 for mounting the positive limit post 103.
Example two
In this embodiment, the supporting plate 1, the supporting frame 2, the swivel 4, and the guy cable 5 of the high-altitude cantilever formwork structure are the same as those of the first embodiment, and the difference is that the fixing shaft unit 3 further includes:
the fixing piece 101 is further provided with a reverse sliding groove 101c communicated with the mounting groove 101a, and the extending direction of the reverse sliding groove 101c is opposite to that of the forward sliding groove 101b; the swivel 4 further includes a reverse limit post 104 mounted in the reverse slide groove 101c for engaging the forward limit post 103 to limit rotation of the swivel 4.
The locking post portion 105 is also mounted in the anti-slide groove 101c and has an inner end connected to the anti-lock post 104 and at least partially protruding outwardly from the anti-slide groove 101 c.
The fixed shaft unit 3 further includes an auxiliary sliding groove 106 for mounting the anti-limit post 104.
Example III
In this embodiment, the supporting plate 1, the supporting frame 2, the fixing shaft unit 3 and the swivel 4 of the high-altitude cantilever formwork structure are the same as those of the embodiment, and are different in that two inhaul cables 5 are provided in total, the upper ends of the inhaul cables are respectively arranged on high-rise floor boards B with different heights, and the lower ends of the inhaul cables are connected to the swivel 4 in common.
Furthermore, wherever possible, the same or similar reference numbers are used in the drawings and the description to refer to the same or like parts or steps. The drawings are presented in simplified form and are not drawn to precise scale. For convenience and clarity only, directional terms, such as top, bottom, left, right, upward, above, below, rear and front, may be used with respect to the accompanying drawings. These and similar directional terms should not be construed to limit the scope of the disclosure in any way.
Claims (10)
1. The utility model provides a high altitude cantilever formwork structure which characterized in that includes:
a support plate (1) which is at least partially disposed on the lower floor plate (A) and at least partially protrudes outward from the lower floor plate (A);
the support frame (2) is arranged on the top surface of the support plate (1);
the fixed shaft unit (3) is arranged on the top surface of the supporting plate (1);
a swivel (4) connected to the fixed shaft unit (3) and rotatable with respect to the fixed shaft unit (3);
and the upper end of the inhaul cable (5) is connected with the high-rise floor plate (B), and the lower end of the inhaul cable is connected with the swivel (4).
2. The high-altitude cantilever formwork structure according to claim 1, wherein the swivel (4) comprises a fixing piece (101) arranged on the top surface of the supporting plate (1) and internally provided with a mounting groove (101 a), and a fixing shaft (102) arranged in the mounting groove (101 a); the swivel (4) is sleeved on the fixed shaft (102).
3. The high-altitude cantilever formwork structure according to claim 2, wherein the fixing member (101) is provided with a positive sliding groove (101 b) communicated with the mounting groove (101 a); the swivel (4) further comprises a positive limit post (103) mounted in the positive slide groove (101 b) and used for limiting rotation of the swivel (4).
4. A high-altitude cantilever formwork structure according to claim 3, wherein the fixing member (101) is further provided with a reverse sliding groove (101 c) communicated with the mounting groove (101 a), and the extending direction of the reverse sliding groove (101 c) is opposite to that of the forward sliding groove (101 b); the swivel (4) further comprises a reverse limiting post (104) which is arranged in the reverse sliding groove (101 c) and is used for being matched with the positive limiting post (103) to limit the swivel (4) to rotate.
5. A high-altitude cantilever formwork structure according to claim 4, wherein the fixed shaft unit (3) further comprises a locking post (105); the locking column part (105) is installed in the positive sliding groove (101 b), and the inner end of the locking column part is connected with the positive limit column (103) and at least partially protrudes outwards from the positive sliding groove (101 b).
6. The high-altitude cantilever formwork structure as claimed in claim 5, wherein the locking column part (105) comprises a connecting column (105 a), an internally threaded hole (105 b) provided on the connecting column (105 a), and a fixing bolt (105 c) screwed on the internally threaded hole (105 b).
7. The high-altitude cantilever formwork structure according to claim 6, wherein a fixed friction pad (105 d) is arranged on the outer side of the fixing piece (101), and a movable friction pad (105 e) for being attached to the fixed friction pad (105 d) is arranged at the inner end of a nut of the fixed bolt (105 c).
8. A high-altitude cantilever formwork structure as claimed in claim 5, wherein the locking post portion (105) is further mounted in the counter-sliding groove (101 c) with its inner end connected to the counter-limiting post (104) and protruding at least partially outwardly from the counter-sliding groove (101 c).
9. The high-altitude cantilever formwork structure according to claim 1, wherein the inner ring surface of the swivel (4) is provided with an inclined groove (401) for installing the guy cable (5).
10. A high-altitude cantilever formwork structure according to claim 4, wherein the fixed shaft unit (3) further comprises an auxiliary sliding groove (106) for mounting the positive (103) and/or the negative (104) limit posts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321370047.8U CN219622264U (en) | 2023-06-01 | 2023-06-01 | High-altitude cantilever formwork structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321370047.8U CN219622264U (en) | 2023-06-01 | 2023-06-01 | High-altitude cantilever formwork structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219622264U true CN219622264U (en) | 2023-09-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321370047.8U Active CN219622264U (en) | 2023-06-01 | 2023-06-01 | High-altitude cantilever formwork structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219622264U (en) |
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2023
- 2023-06-01 CN CN202321370047.8U patent/CN219622264U/en active Active
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