CN111980441A - Early-dismantling supporting device for building engineering - Google Patents
Early-dismantling supporting device for building engineering Download PDFInfo
- Publication number
- CN111980441A CN111980441A CN202010872464.7A CN202010872464A CN111980441A CN 111980441 A CN111980441 A CN 111980441A CN 202010872464 A CN202010872464 A CN 202010872464A CN 111980441 A CN111980441 A CN 111980441A
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- rotating
- column
- early
- bearing
- connecting cylinder
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G25/00—Shores or struts; Chocks
- E04G25/04—Shores or struts; Chocks telescopic
- E04G25/06—Shores or struts; Chocks telescopic with parts held together by positive means
- E04G25/065—Shores or struts; Chocks telescopic with parts held together by positive means by a threaded nut
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G25/00—Shores or struts; Chocks
- E04G2025/003—Supports therefor, e.g. tripods
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention discloses an early-dismantling supporting device for constructional engineering, which comprises a base, wherein a rotating column is arranged above the base, connecting cylinders are arranged below and above the rotating column, a threaded sleeve is fixedly connected to the upper end surface of the connecting cylinder above the rotating column, a threaded shaft is connected to the threaded sleeve in a matching manner, a bearing column is fixedly connected to the upper end of the threaded shaft, second arc-shaped annular grooves are formed in the upper end surface and the lower end surface of the rotating column, a plurality of balls are arranged in the second arc-shaped annular grooves, an upper rotating shaft is connected to the upper end of the rotating column, a lower rotating shaft is connected to the lower portion of the rotating column, a rectangular column is fixedly connected to the upper end of the upper rotating shaft, a rectangular blind hole is formed in the lower end surface of the threaded shaft, and the upper. According to the invention, through the arrangement of the threaded sleeve, the threaded shaft and the rectangular column, when the rectangular column rotates, the threaded shaft can also rotate along with the rectangular column, and the threaded shaft can move up and down, so that the height of the invention can be conveniently adjusted.
Description
Technical Field
The invention relates to the technical field of constructional engineering, in particular to an early-dismantling supporting device for constructional engineering.
Background
The early-dismantling formwork consists of a formwork and a support system, wherein the early-dismantling formwork is that an early-dismantling device is arranged in a floor formwork support system, and when the floor concrete reaches early-dismantling strength, the early-dismantling support device is lowered to dismantle the floor formwork; the whole supporting system needs to be dismantled twice, part of the supports are dismantled for the first time, a floor slab supporting layout with the distance not more than two meters is formed, and the reserved supporting device is dismantled for the second time when the concrete member reaches a formwork dismantling condition.
When the existing early-dismantling support device for the building engineering is installed and used, the height of the support device cannot be quickly adjusted and is inconvenient to use, and the existing early-dismantling support structure is complex in composition, multiple in field installation procedures and high in requirement on the skill of constructors; in addition, after the floor and the building are stabilized, the supporting device needs to be dismantled so as to save the using number and the using period of the supporting device, the height of the supporting device needs to be adjusted during the dismantling process, and the height of the existing supporting device is very inconvenient to adjust.
Therefore, it is necessary to provide an early-dismantling support device for construction engineering, aiming at solving the above problems.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide an early-dismantling supporting device for building engineering, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a supporting device for early dismantling of building engineering comprises a base, wherein a rotating column is arranged above the base, connecting cylinders are arranged below and above the rotating column, a threaded sleeve is fixedly connected to the upper end face of the connecting cylinder above, threads are arranged on the inner surface of the threaded sleeve, a threaded shaft is connected to the threaded sleeve in a matched mode, a bearing column is fixedly connected to the upper end of the threaded shaft, a bearing plate is connected to the upper end of the bearing column, second circular-arc-shaped ring grooves are formed in the upper end face and the lower end face of the rotating column, a plurality of balls are arranged in the second circular-arc-shaped ring grooves, an upper rotating shaft is connected to the upper end of the rotating column, a lower rotating shaft is connected to the lower portion of the rotating column, a stepped hole is formed in the connecting cylinder and consists of a mounting hole and a through hole, a first circular-arc-shaped ring groove is formed in the end face, connected with the through hole, the, the inner holes of the two bearings are respectively connected with the upper rotating shaft and the lower rotating shaft, the upper end of the upper rotating shaft is fixedly connected with a rectangular column, a rectangular blind hole is formed in the lower end face of the threaded shaft, and the upper end of the rectangular column stretches into the rectangular blind hole.
As a further scheme of the invention, the cross section of the rectangular column is rectangular, the side surface of the rectangular column is connected with the inner wall of the rectangular blind hole in a sliding fit manner, the upper rotating shaft drives the rectangular column to rotate, and the rectangular column drives the threaded shaft to rotate.
As a further scheme of the invention, the number of the connecting cylinders is two, the two connecting cylinders are arranged in an up-and-down symmetrical mode about a symmetrical plane of the rotating column, and the connecting cylinder positioned below is fixedly connected with the base.
As a further scheme of the present invention, there are two second circular arc ring grooves, the two second circular arc ring grooves are arranged in an up-down symmetrical manner with respect to a symmetrical plane of the rotating column, a plurality of balls are arranged in each of the two second circular arc ring grooves, and upper and lower ends of each ball are respectively in close contact with the first circular arc ring groove and the second circular arc ring groove.
As a further scheme of the invention, the number of the balls in one second circular arc ring groove is not less than six, the six balls are distributed in a circumferential array around the central line of the rotating column, the upper second circular arc ring groove is positioned on the outer side of the upper rotating shaft, and the lower second circular arc ring groove is positioned on the outer side of the lower rotating shaft.
As a further aspect of the present invention, the rectangular column is located inside the threaded sleeve, the upper rotating shaft penetrates through the connecting cylinder located above, a center line of the connecting cylinder and a center line of the threaded sleeve are arranged in a collinear manner, and a center line of the connecting cylinder and a center line of the rotating column are arranged in a collinear manner.
As a further scheme of the invention, the lower surface of the bearing plate is connected with a plurality of reinforcing plates, the reinforcing plates are fixedly connected with the side surfaces of the bearing columns, the reinforcing plates are made of aluminum alloy, the bearing plate is provided with a plurality of template positioning holes, and the template positioning holes are used for fixing templates.
As a further scheme of the invention, the side surface of the rotating column is connected with a plurality of rotating handles, the rotating handles are distributed in a circumferential array mode relative to the center line of the rotating column, and the outer side of each rotating handle is sleeved with an anti-skidding sheath.
As a further aspect of the present invention, the bearing is an angular contact ball bearing or a thrust roller bearing, and both the angular contact ball bearing and the thrust roller bearing can bear large axial force and radial force.
In conclusion, the beneficial effects of the invention are as follows:
according to the invention, through the arrangement of the threaded sleeve, the threaded shaft, the rectangular column and the rectangular blind hole, when the rectangular column rotates, the threaded shaft can also rotate, and because the threaded shaft is connected with the threaded sleeve in a matched manner, the threaded shaft can move up and down, so that the height of the invention can be adjusted; according to the invention, through the arrangement of the first arc-shaped ring groove, the second arc-shaped ring groove, the ball and the bearing, the rotating column can rotate relative to the connecting cylinder, and because the upper rotating shaft on the rotating column is fixedly connected with the rectangular column, the rotation of the rotating column can drive the rectangular column to rotate; through the arrangement of the bearing plate, the bearing columns, the reinforcing plate and the template positioning holes, the concrete template can be stably supported.
In a word, the rotating handle is pushed by hands, the height of the early-dismantling support device can be adjusted, the early-dismantling support device is simple and convenient to use, the installation and dismantling work of the early-dismantling support device is accelerated, and the working efficiency is effectively improved.
Drawings
Fig. 1 is a schematic front view of an internal structure of an early-dismantling supporting device for construction engineering.
Fig. 2 is a three-dimensional structure diagram of a rotating column in an early-dismantling supporting device for constructional engineering.
Fig. 3 is a three-dimensional structure diagram of a connecting cylinder in an early-dismantling supporting device for constructional engineering.
Fig. 4 is a schematic three-dimensional structure diagram of another angle of the connecting cylinder in the early-dismantling supporting device for constructional engineering.
FIG. 5 is a diagram of the connection relationship between the bearing plate and the bearing post in the early-dismantling supporting device for construction engineering.
Reference numerals: 1-base, 2-connecting cylinder, 3-rotating column, 5-threaded sleeve, 6-rectangular column, 7-rectangular blind hole, 8-threaded shaft, 9-supporting plate, 10-supporting column, 11-upper rotating shaft, 12-bearing, 13-stepped hole, 14-lower rotating shaft, 15-rotating handle, 16-reinforcing plate, 17-template positioning hole, 21-mounting hole, 22-through hole, 23-first arc ring groove, 31-second arc ring groove and 32-ball.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clear, the present invention is further described in detail below with reference to the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, the terms "center", "lateral", "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example 1
Referring to fig. 1 to 5, an early-dismantling support device for building engineering comprises a base 1, a rotary column 3 is arranged above the base 1, connecting cylinders 2 are arranged below and above the rotary column 3, a threaded sleeve 5 is fixedly connected to the upper end face of the upper connecting cylinder 2, threads are arranged on the inner surface of the threaded sleeve 5, a threaded shaft 8 is connected to the threaded sleeve 5 in a matching manner, a bearing column 10 is fixedly connected to the upper end of the threaded shaft 8, a bearing plate 9 is connected to the upper end of the bearing column 10, second circular-arc ring grooves 31 are arranged on the upper end face and the lower end face of the rotary column 3, a plurality of balls 32 are arranged in the second circular-arc ring grooves 31, an upper rotary shaft 11 is connected to the upper end of the rotary column 3, a lower rotary shaft 14 is connected to the lower part of the rotary column 3, a stepped hole 13 is arranged on the connecting cylinder 2, the stepped hole 13 is composed of an installation hole 21 and a through hole 22, a first circular-arc ring groove 23, first circular arc annular 23 and ball 32 contact, install bearing 12 on the inner wall of mounting hole 21, the hole of two bearings 12 is connected with last rotation axis 11 and lower rotation axis 14 respectively, and the upper end fixedly connected with rectangle post 6 of last rotation axis 11, the lower terminal surface of screw thread axle 8 is provided with rectangle blind hole 7, and the upper end of rectangle post 6 stretches into in the rectangle blind hole 7.
The cross section of the rectangular column 6 is rectangular, the side face of the rectangular column 6 is connected with the inner wall of the rectangular blind hole 7 in a sliding fit mode, the upper rotating shaft 11 drives the rectangular column 6 to rotate, and the rectangular column 6 drives the threaded shaft 8 to rotate.
The number of connecting cylinders 2 is two, and two connecting cylinders 2 are arranged in an up-down symmetrical manner about the symmetrical plane of the rotating column 3, and the connecting cylinders 2 positioned below are fixedly connected with the base 1.
The number of the second circular arc ring grooves 31 is two, the two second circular arc ring grooves 31 are arranged in an up-down symmetrical mode about the symmetrical plane of the rotating column 3, a plurality of balls 32 are arranged in the two second circular arc ring grooves 31, and the upper end and the lower end of each ball 32 are respectively in close contact with the first circular arc ring groove 23 and the second circular arc ring grooves 31.
The number of the balls 32 in one second circular arc ring groove 31 is not less than six, the six balls 32 are distributed in a circumferential array around the central line of the rotating column 3, the upper second circular arc ring groove 31 is positioned on the outer side of the upper rotating shaft 11, and the lower second circular arc ring groove 31 is positioned on the outer side of the lower rotating shaft 14.
Rectangular column 6 is located the inside of threaded sleeve 5, upper rotating shaft 11 runs through the connecting cylinder 2 that is located the top, and the central line of connecting cylinder 2 and the central line collineation setting of threaded sleeve 5, and the central line of connecting cylinder 2 and the central line collineation setting of rotating post 3.
Example 2
Referring to fig. 1 to 5, this embodiment is further described with respect to an early-dismantling supporting device for construction engineering described in embodiment 1, in this embodiment, the bearing 12 is an angular contact ball bearing or a thrust roller bearing, both the angular contact ball bearing and the thrust roller bearing can bear larger axial force and radial force, the lower surface of the supporting plate 9 is connected with a plurality of reinforcing plates 16, the reinforcing plates 16 are fixedly connected with the side surfaces of the supporting columns 10, the reinforcing plate 16 is made of aluminum alloy, the bearing plate 9 is provided with a plurality of template positioning holes 17, the formwork positioning holes 17 are used for fixing a concrete formwork, the side face of the rotating column 3 is connected with a plurality of rotating handles 15, the plurality of rotating handles 15 are distributed in a circumferential array mode about the center line of the rotating column 3, the outer side of each rotating handle 15 is sleeved with an anti-skidding protective sleeve, and other structures and connection modes of the anti-skidding protective sleeve are completely the same as those of the concrete embodiment 1.
The working process of the embodiment of the invention is as follows: the method comprises the following steps that constructors firstly carry the method to a specified construction site, place a base 1 on a foundation, then push a rotating handle 15, start to rotate a rotating column 3, rotate an upper rotating shaft 11 and drive a rectangular column 6 to rotate, the rectangular column 6 drives a threaded shaft 8 to rotate, and then the threaded shaft 8 rotates and rises until a bearing plate 9 is in contact with a part to be supported of a building, so that the concrete template can be supported; along with the time, when the concrete formwork needs to be early dismantled, the rotating handle 15 is pushed again, so that the threaded shaft 8 descends, the early-dismantling operation can be carried out, and the concrete formwork is convenient and efficient.
The present invention has been described in detail with reference to the preferred embodiments thereof, and it should be understood that the invention is not limited thereto, but is intended to cover modifications, equivalents, and improvements within the spirit and scope of the present invention.
Claims (9)
1. The utility model provides a support arrangement is torn early open in building engineering, includes base (1), its characterized in that, the top of base (1) is provided with rotates post (3), the below of rotating post (3) and top all are provided with connecting cylinder (2), the up end fixedly connected with screw sleeve (5) of connecting cylinder (2) of top, the internal surface of screw sleeve (5) is provided with the screw thread, the cooperation is connected with threaded spindle (8) on screw sleeve (5), the upper end fixedly connected with bearing post (10) of threaded spindle (8), the upper end of bearing post (10) is connected with bearing board (9), the up end and the lower terminal surface of rotating post (3) all are provided with second circular arc annular (31), be provided with several ball (32) in the second circular arc annular (31), the upper end of rotating post (3) is connected with upward spinning shaft (11), the lower extreme of rotating post (3) is connected with lower spinning shaft (14), be provided with shoulder hole (13) on connecting cylinder (2), shoulder hole (13) comprise mounting hole (21) and through hole (22), are provided with first circular arc annular (23) on the terminal surface that connecting cylinder (2) and through hole (22) link to each other, first circular arc annular (23) and ball (32) contact, install bearing (12) on the inner wall of mounting hole (21), the hole of two bearing (12) is connected with last pivot (11) and lower pivot (14) respectively, the upper end fixedly connected with rectangle post (6) of last pivot (11), the lower terminal surface of screw shaft (8) is provided with rectangle blind hole (7), and the upper end of rectangle post (6) stretches into in rectangle blind hole (7).
2. The early-dismantling supporting device for constructional engineering as claimed in claim 1, wherein the cross section of the rectangular column (6) is rectangular, and the side surface of the rectangular column (6) is connected with the inner wall of the rectangular blind hole (7) in a sliding fit manner.
3. The early-dismantling support device for constructional engineering according to claim 1, wherein the connecting cylinder (2), the bearing (12) and the first circular-arc ring groove (23) are two in number and are all arranged in an up-down symmetrical manner about a symmetry plane of the rotating column (3), and the connecting cylinder (2) located below is fixedly connected with the base (1).
4. The early-dismantling support device for constructional engineering according to claim 3, wherein there are two second circular-arc ring grooves (31), two second circular-arc ring grooves (31) are disposed symmetrically up and down with respect to the symmetry plane of the rotary column (3), a plurality of balls (32) are disposed in each of the two second circular-arc ring grooves (31), and the upper and lower ends of the balls (32) are respectively in close contact with the first circular-arc ring groove (23) and the second circular-arc ring groove (31).
5. The early dismantling support device for constructional engineering as claimed in claim 4, wherein the number of the balls (32) in one second circular arc ring groove (31) is not less than six, the six balls (32) are distributed in a circumferential array about the center line of the rotary column (3), the upper second circular arc ring groove (31) is located outside the upper rotary shaft (11), and the lower second circular arc ring groove (31) is located outside the lower rotary shaft (14).
6. The early dismantling support device for constructional engineering as claimed in claim 1, wherein said rectangular column (6) is located inside the threaded sleeve (5), said upper rotating shaft (11) penetrates through the connecting cylinder (2) located above, the center line of the connecting cylinder (2) and the center line of the threaded sleeve (5) are arranged in line, and the center line of the connecting cylinder (2) and the center line of the rotating column (3) are arranged in line.
7. The early-dismantling supporting device for the constructional engineering as claimed in claim 1, wherein the lower surface of the supporting plate (9) is connected with a plurality of reinforcing plates (16), the reinforcing plates (16) are fixedly connected with the side surfaces of the supporting columns (10), the reinforcing plates (16) are made of aluminum alloy, and the supporting plate (9) is provided with a plurality of formwork positioning holes (17).
8. The early-dismantling supporting device for the constructional engineering as claimed in claim 1, wherein the side surface of the rotating column (3) is connected with a plurality of rotating handles (15), the plurality of rotating handles (15) are distributed in a circumferential array around the center line of the rotating column (3), and an anti-skid sheath is sleeved on the outer side of each rotating handle (15).
9. The early dismantling support device for constructional engineering as claimed in claim 1, wherein said bearing (12) is an angular contact ball bearing or a thrust roller bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010872464.7A CN111980441A (en) | 2020-08-26 | 2020-08-26 | Early-dismantling supporting device for building engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010872464.7A CN111980441A (en) | 2020-08-26 | 2020-08-26 | Early-dismantling supporting device for building engineering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111980441A true CN111980441A (en) | 2020-11-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010872464.7A Pending CN111980441A (en) | 2020-08-26 | 2020-08-26 | Early-dismantling supporting device for building engineering |
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| Country | Link |
|---|---|
| CN (1) | CN111980441A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1069261A1 (en) * | 1999-07-13 | 2001-01-17 | Paratech, Inc. | Adjustable rescue strut |
| CN103195241A (en) * | 2013-04-18 | 2013-07-10 | 深圳市广胜达建筑工程有限公司 | Early removal support device for constructional engineering |
| CN206784988U (en) * | 2017-06-13 | 2017-12-22 | 青岛中嘉建设集团有限公司 | A kind of support meanss for building |
| CN208363620U (en) * | 2018-04-09 | 2019-01-11 | 山东普瑞玛模板有限公司 | It is a kind of for building the dropping-proof bracket of cambered surface early stripping formwork system |
| CN208907317U (en) * | 2018-09-04 | 2019-05-28 | 安吉铭盛建设工程有限公司 | A kind of form for construction engineering support device |
| CN209532007U (en) * | 2019-01-22 | 2019-10-25 | 瑞安市申琦箱包皮件有限公司 | A kind of rivet driver in luggage production |
| CN209654934U (en) * | 2019-01-26 | 2019-11-19 | 吕梁学院 | A kind of computer display liftable supporter |
| CN211007768U (en) * | 2019-10-28 | 2020-07-14 | 冯雨 | Novel building engineering formwork supports device |
-
2020
- 2020-08-26 CN CN202010872464.7A patent/CN111980441A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1069261A1 (en) * | 1999-07-13 | 2001-01-17 | Paratech, Inc. | Adjustable rescue strut |
| CN103195241A (en) * | 2013-04-18 | 2013-07-10 | 深圳市广胜达建筑工程有限公司 | Early removal support device for constructional engineering |
| CN206784988U (en) * | 2017-06-13 | 2017-12-22 | 青岛中嘉建设集团有限公司 | A kind of support meanss for building |
| CN208363620U (en) * | 2018-04-09 | 2019-01-11 | 山东普瑞玛模板有限公司 | It is a kind of for building the dropping-proof bracket of cambered surface early stripping formwork system |
| CN208907317U (en) * | 2018-09-04 | 2019-05-28 | 安吉铭盛建设工程有限公司 | A kind of form for construction engineering support device |
| CN209532007U (en) * | 2019-01-22 | 2019-10-25 | 瑞安市申琦箱包皮件有限公司 | A kind of rivet driver in luggage production |
| CN209654934U (en) * | 2019-01-26 | 2019-11-19 | 吕梁学院 | A kind of computer display liftable supporter |
| CN211007768U (en) * | 2019-10-28 | 2020-07-14 | 冯雨 | Novel building engineering formwork supports device |
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