CN200975097Y - Non counterweight automatic roll over supporting device for integral steel platform system - Google Patents
Non counterweight automatic roll over supporting device for integral steel platform system Download PDFInfo
- Publication number
- CN200975097Y CN200975097Y CN 200620048360 CN200620048360U CN200975097Y CN 200975097 Y CN200975097 Y CN 200975097Y CN 200620048360 CN200620048360 CN 200620048360 CN 200620048360 U CN200620048360 U CN 200620048360U CN 200975097 Y CN200975097 Y CN 200975097Y
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- bearing bracket
- bearing
- load
- head
- steel platform
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Abstract
The utility model discloses an automatic tumble supporting device without balance weight for an overall steel platform system in building construction, including a bearing beam, a pin with reliable connection to the bearing beam and a bearing bracket horizontal knuckle-joint to the pin, and a head and tile of the bearing bracket is provided in the inside and outside of the pin respectively, and the center of gravity of the bearing bracket lies in its tail; a limiting plate fixed near the bearing bracket is used for limiting the upward overturn of the head of the bearing bracket. Some bearing bosses welded on a support column are enough for supporting the bearing bracket, no holes on the support column is required; therefore, a stiff column of a main structure can be directly used as the support column, thereby reducing the cost of the overall steel platform system. The bearing bracket can automatically maintain a horizontal state to support the bearing boss of the support column; when the head of the bearing bracket touches the bearing boss in the course of upgrading of the platform, the bearing bracket can realize collision avoidance by an automatic downward overturn. The support device of the utility model is convenient to use because no manual plug-pull is needed.
Description
Technical field
The utility model relates to a kind of integral self-lift steel platform that is used for building operations, particularly relates to the bracing or strutting arrangement that is used for this steel platform is positioned at predetermined altitude.
Background technology
Integral self-lift steel platform provides a totally enclosed safe construction environment for the construction of high-rise and super high rise building.In work progress, the steel platform can be remained at water and smash more than the floor face absolute altitude, and be positioned on this height by bracing or strutting arrangement.Present integrally hoisting steel platform both domestic and external generally is to be supported on the support post by bearing pin, the form of steel platform bearing pin mostly is the rod-type bearing pin that box beam is made, in steel platform lifting process, need manually to carry out plug action, make platform finish with the combination of bearing column with separate.Though this bearing pin is simple in structure, exist certain shortcoming:
1. because existing bearing pin need be offered hole on support post, bearing pin is passed, two spandrel girders of platform drop on the two ends of bearing pin respectively, just can obtain balanced support.If on the stiffness post of agent structure, offer the load-bearing pin-and-hole of 100mm * 160mm, pair cross-section weakens very big, particularly opening the hole design of 100mm * 160mm on H shaped steel, box, steel pipe can't approve, the stiffness post that just can't utilize agent structure in this case is as support post, support post can only be set in addition, the expense of integrally hoisting steel platform is increased considerably.For integrally hoisting steel platform is provided with support post separately the total cost of integrally hoisting steel platform is increased, so that the steel platform use and development is subjected to severely restricts.
2. owing to need artificial plug bearing pin, increased steel platform lifting operating personnel's work load, made troubles to the operator.
3. need the operator more when the construction plane is big, cause cost to increase.
The utility model content
The technical problems to be solved in the utility model provide a kind of easy to use and need be on support post the bracing or strutting arrangement of the integrally hoisting steel platform of perforate.
In order to solve the problems of the technologies described above, the utility model adopts following technical scheme: a kind of no counterweight that is used for integral steel platform system bracing or strutting arrangement that overturns automatically, comprise spandrel girder, and bearing pin, reliably be connected with spandrel girder; The load-bearing bracket flatly is hinged on the bearing pin, and the head of load-bearing bracket and afterbody lay respectively at the inboard and the outside of bearing pin, and the center of gravity of load-bearing bracket is positioned at its afterbody; Limiting plate, be fixed on the load-bearing bracket near, be used to limit the upwards upset of head of load-bearing bracket.
The utility model utilization can overturn downwards the load-bearing bracket support integrally hoisting steel platform, as long as some load-bearing boss of welding just can support the load-bearing bracket on support post, need perforate on support post, can not weaken the intensity of support post, therefore the stiffness post that can directly utilize agent structure has reduced the expense of lifting platform as support post; Because the center of gravity of load-bearing bracket is positioned at its afterbody, so gravity can make the upwards upset of head of load-bearing bracket, but limiting plate can limit the upwards upset of head of load-bearing bracket again, and under the acting in conjunction of gravity and limiting plate, the load-bearing bracket can keep level under normal conditions like this.When platform promotes, the head of load-bearing bracket is run into load-bearing boss on the support post and can be overturn downwards and realize dodging, after surpassing the load-bearing boss on the support post, the head of load-bearing bracket is upwards upset automatically under the effect of gravity, become level, the load-bearing bracket just can be supported on the load-bearing boss when platform descended like this, and integrally hoisting steel platform is located.Therefore, the utility model is very easy to use, does not need artificial plug.
Compared with prior art, the utility model also has following beneficial effect:
1. bracing or strutting arrangement safety of the present utility model, reliable can satisfy the support requirement of steel platform.
2. the load-bearing bracket can rotate in prescribed limit, and when the steel platform ran into obstacle in lifting process, the load-bearing bracket can rotate under external force, and the steel platform can be passed through smoothly.
3. can realize upset playback automatically by load-bearing bracket behind the obstacle, not need manually to operate.
4. bracing or strutting arrangement can adapt to the upright supports system that comprises H shaped steel, i iron, box, steel pipe and be made of various ways such as lattice column shaped steel.
As a kind of preferred version of technique scheme, bracing or strutting arrangement of the present utility model also comprises a support body, and described support body is fixedlyed connected with spandrel girder, and the two supports of described bearing pin is on support body, and described limiting plate is fixed in the support body.Support body can make things convenient for the installation of bearing pin, limiting plate, and can improve the rigidity of whole bracing or strutting arrangement.
As the improvement of above-mentioned preferred version, described limiting plate comprises upper limit plate and lower limiting board, and described upper limit plate is fixed on the top of load-bearing bracket head, and lower limiting board is fixed on load-bearing bracket afterbody below.The dual spacing reliability that can improve bracing or strutting arrangement, and can improve the transmit mode of load.
Improvement as above-mentioned preferred version, described support body constitutes " Contraband " shape framework by two blocks of side plates and a front shroud, the openend of support body is fixedlyed connected with spandrel girder, in the pin-and-hole of the two supports of described bearing pin on two blocks of side plates, the head that has on the front shroud for bracket stretches out the elongated slot that also can overturn downwards.This frame structure is convenient to install bearing pin and load-bearing bracket.
As improvement of the technical scheme, described load-bearing bracket head upper side be the inclined-plane.When the head of load-bearing bracket was run into load-bearing boss on the support post and overturn downwards, this inclined-plane can play guide effect.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
Fig. 1 is overturn the automatically structural representation of bracing or strutting arrangement of a kind of no counterweight that is used for the integral steel platform system of the utility model.
Fig. 2 is the vertical view of Fig. 1.
Fig. 3 is the structural representation of support body part.
Fig. 4 is the vertical view of Fig. 3.
Fig. 5 is the rollover states schematic diagram of load-bearing bracket when platform promotes.
Fig. 6 is the stress schematic diagram of load-bearing bracket when supporting.
The specific embodiment
As shown in Figure 1 and Figure 2, bracing or strutting arrangement of the present utility model can directly utilize the stiffness post of agent structure as support post, only need weld some load-bearing boss 8 at the predetermined altitude of support post 9 during construction and get final product, and need not perforate.Platform elevator 3 is connected with two spandrel girders 5, is used to promote integral self-lift steel platform.Support body 4 is welded on the inboard of spandrel girder 5, and bearing pin 7 is installed in the support body 4, and bearing pin 7 just links together reliably with spandrel girder 5 like this; Load-bearing bracket 2 flatly is hinged on the bearing pin 7, and the head 22 of load-bearing bracket and afterbody 21 lay respectively at the inboard and the outside of bearing pin 7, and the center of gravity of load-bearing bracket 2 is positioned at its afterbody 21; So gravity can make the upwards upset of head 22 of load-bearing bracket, for the upwards upset of head 22 that limits the load-bearing bracket, in support body 4, be provided with upper limit plate 1 and lower limiting board 6, wherein upper limit plate 1 is welded on the top of load-bearing bracket head 22 in the support body 4, and lower limiting board 6 is welded on the below of load-bearing bracket afterbody 21 in the support body 4.Two limiting plates 1,6 can allow that the head 22 of load-bearing bracket overturns from level downwards, but the head 22 of restriction load-bearing bracket is from upwards upset of level, therefore under the acting in conjunction of gravity and limiting plate, load-bearing bracket 2 can keep level under normal conditions.
In the present embodiment, support body 4 constitutes " Contraband " shape framework by two blocks of side plates 41 and a front shroud 42, and as shown in Figure 3, Figure 4, the openend of support body 4 and spandrel girder 5 weld together, and forms the framework of sealing, well bearing load.Bearing pin 7 passes two pin-and-holes on the side plate 41 and is bearing in the support body 4, and an end of bearing pin 7 is a plush copper, and the other end is provided with locking pin, can prevent that bearing pin 7 from coming off, the safety of assurance device.The head that has on the front shroud 42 for bracket 2 stretches out the elongated slot that also can overturn downwards.Riser 44 is welded on the below of lower limiting board 6 in the support body 4, plays the effect of reinforcement.The outside of biside plate 41 also is provided with gusset 43 and welds together with spandrel girder 5, to improve the bonding strength of support body 4 and spandrel girder 5.
Upper limit plate 1 and lower limiting board 6 is simultaneously again as the main Force transmission parts of load-bearing bracket 2.Direction by limiting plate is provided with the slewing area that limits load-bearing bracket 2.This device is in order to realize bearing pin 7 stressed minimums, except that lower limiting board 6, also on support body, be provided with a upper limit plate 1, carry out dual spacingly, make load-bearing bracket 2 that power opposite with the support force direction and support force balance can be arranged, as shown in Figure 6, the stress balance relational expression of load-bearing bracket is:
V＝F+F1-F2
In the formula:
The shearing that the V-bearing pin is born
The F-support post is passed to the support force of load-bearing bracket
The F1-lower limiting board is passed to the reaction of bearing of load-bearing bracket
F2-upper limit plate is passed to the reaction of bearing of load-bearing bracket
Even shear V=0 in this state, self also can realize balance, i.e. F2=F+F1 the load-bearing bracket.So the shearing that bearing pin bore can be infinitely small in theory.
When platform promoted, the head 22 of load-bearing bracket was run into load-bearing boss 8 on the support post 9 and can be overturn downwards and realize dodging, and as shown in Figure 5, the upper side 23 of load-bearing bracket head 22 is the inclined-plane, can play guide effect when dodging.After surpassing the load-bearing boss on the support post, the head of load-bearing bracket is upwards upset automatically under the effect of gravity, becomes level again, and load-bearing bracket 2 just can be supported on the load-bearing boss 8 when platform descended like this, and integrally hoisting steel platform is located.In work progress, spinning upside down of load-bearing bracket all is automatically, overcome the defective that needs artificial plug in the prior art, and be therefore very easy to use.
Because bracing or strutting arrangement of the present utility model in use need perforate on support post, therefore not only can adapt to the H shaped steel column in the present embodiment, the upright supports system of other forms such as box, steel pipe, lattice is suitable for too.
Claims (5)
1. a no counterweight that is used for integral steel platform system bracing or strutting arrangement that overturns automatically comprises spandrel girder (5), and it is characterized in that also comprising: bearing pin (7) reliably is connected with spandrel girder (5);
Load-bearing bracket (2) flatly is hinged on the bearing pin (7), and head of load-bearing bracket (22) and afterbody (21) lay respectively at the inboard and the outside of bearing pin (7), and the center of gravity of load-bearing bracket (2) is positioned at its afterbody (21);
Limiting plate (1,6), be fixed on load-bearing bracket (2) near, be used to limit the upwards upset of head (22) of load-bearing bracket.
2. a kind of no counterweight that is used for the integral steel platform system according to claim 1 bracing or strutting arrangement that overturns automatically, it is characterized in that: also comprise a support body (4), described support body (4) is fixedlyed connected with spandrel girder (5), the two supports of described bearing pin (7) is on support body (4), described limiting plate (1,6) is fixed in the support body (4).
3. the no counterweight that the is used for the integral steel platform system according to claim 2 bracing or strutting arrangement that overturns automatically, it is characterized in that: described limiting plate comprises upper limit plate (1) and lower limiting board (6), described upper limit plate (1) is fixed on the top of load-bearing bracket head (22), and lower limiting board (6) is fixed on the below of load-bearing bracket afterbody (21).
4. a kind of no counterweight that is used for the integral steel platform system according to claim 2 bracing or strutting arrangement that overturns automatically, it is characterized in that: described support body (4) constitutes " ㄈ " shape framework by two blocks of side plates (41) and a front shroud (42), the openend of support body (4) is fixedlyed connected with spandrel girder (5), in the pin-and-hole of the two supports of described bearing pin (7) on two blocks of side plates (41), the head (22) that has on the front shroud (42) for bracket stretches out the elongated slot that also can overturn downwards.
5. according to each described a kind of no counterweight that is used for the integral steel platform system of claim 1-4 bracing or strutting arrangement that overturns automatically, it is characterized in that: described load-bearing bracket head upper side (23) be the inclined-plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620048360 CN200975097Y (en) | 2006-11-30 | 2006-11-30 | Non counterweight automatic roll over supporting device for integral steel platform system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620048360 CN200975097Y (en) | 2006-11-30 | 2006-11-30 | Non counterweight automatic roll over supporting device for integral steel platform system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200975097Y true CN200975097Y (en) | 2007-11-14 |
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ID=38901385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620048360 Expired - Lifetime CN200975097Y (en) | 2006-11-30 | 2006-11-30 | Non counterweight automatic roll over supporting device for integral steel platform system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200975097Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109161699A (en) * | 2018-09-04 | 2019-01-08 | 铜陵有色兴铜机电制造有限公司 | A kind of air-actuated turnover platform |
| CN113482312A (en) * | 2021-07-01 | 2021-10-08 | 广西建工集团控股有限公司 | Guide type double-layer structure elevator shaft operating platform and construction method based on platform |
-
2006
- 2006-11-30 CN CN 200620048360 patent/CN200975097Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109161699A (en) * | 2018-09-04 | 2019-01-08 | 铜陵有色兴铜机电制造有限公司 | A kind of air-actuated turnover platform |
| CN109161699B (en) * | 2018-09-04 | 2020-11-03 | 铜陵有色兴铜机电制造有限公司 | Pneumatic overturning platform |
| CN113482312A (en) * | 2021-07-01 | 2021-10-08 | 广西建工集团控股有限公司 | Guide type double-layer structure elevator shaft operating platform and construction method based on platform |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SHANGHAI CONSTRUCTION NO.1 GROUP CO., LTD. Free format text: FORMER NAME: NO.1 BUILDING CO., LTD., SHANGHAI |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 200120 Fushan Road 33, Shanghai Patentee after: Shanghai Construction No.1 (Group) Co., Ltd. Address before: 200120 Fushan Road 33, Shanghai Patentee before: Shanghai First Construction Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20071114 |
|
| EXPY | Termination of patent right or utility model |