CN211775618U - Assembled folding walkways system - Google Patents
Assembled folding walkways system Download PDFInfo
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- CN211775618U CN211775618U CN201921213093.0U CN201921213093U CN211775618U CN 211775618 U CN211775618 U CN 211775618U CN 201921213093 U CN201921213093 U CN 201921213093U CN 211775618 U CN211775618 U CN 211775618U
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Abstract
The utility model discloses a walkways system is folded to assembled, including the rotary type cantilever beam, the stationary blade, the chassis, protection side bearer and electric block, on the rotary type cantilever beam was located to the stationary blade to with the lower chord bolted connection of top mould bailey frame, two rotary type cantilever beam parallel relative settings, and connect through the chassis, two protection side bearers are connected perpendicularly respectively on two rotary type cantilever beams of chassis both sides, electric block is fixed in the last chord member of top mould bailey frame, and be connected with the one end of two rotary type cantilever beams respectively through two wire rope, so that chassis and protection side bearer rotate along with the rotary type cantilever beam. The utility model can ensure the safety and stability of the walkway when the personnel pass through; the tower crane top mold lifting device has the advantages that the tower crane top mold lifting device is free of influence on lifting and use of the tower crane top mold under the condition that an unmanned person passes through the tower crane top mold lifting device, the safety distance between the tower crane and the top mold can be kept all the time, the system is convenient to mount and dismount, and the tower crane top mold lifting device can be used repeatedly.
Description
Technical Field
The utility model belongs to the technical field of the construction, in particular to assembled folding pavement system.
Background
At present, super high-rise projects are more in China, and in super high-rise construction, a low-position jacking formwork system is widely applied to cooperation with an externally hung tower crane, and the construction efficiency is higher. The external tower crane is attached to the outer side of the structure, and a tower crane driver can only lead to the tower body of the external tower crane from the top die platform and then goes up to the tower crane operation room from the tower body ladder. Because the low-level jacking formwork and the external tower crane system work and are mutually independent in jacking, the self displacement of the jacking formwork and the external tower crane is large in the jacking process, a large safety distance must be kept between the two systems for a long time, and the two systems can be ensured not to have any collision in jacking and using.
Under the conventional condition, the two systems are limited by system construction characteristics, the top die and the externally hung tower crane swing greatly in the jacking and using processes at present, a fixed channel cannot be built between the top die and the tower crane, a temporary light simple ladder stand is often adopted in construction, or a temporary channel is built, a person demolishs after passing through the temporary simple ladder stand, or the channel and the tower crane keep a large distance for a long time. With such a passageway, there is a significant safety risk to personnel.
SUMMERY OF THE UTILITY MODEL
Aiming at the technical problems in the prior art, the utility model provides an assembled folding walkway system, which can ensure the safety and stability of walkways when people pass through; the jacking and the use of the tower crane top mold are not influenced under the condition that no person passes through and the system is not used.
In order to solve the technical problem, the utility model discloses a technical scheme is:
the utility model provides a walkways system is folded to assembled, includes rotary type cantilever beam, stationary blade, chassis, protection side bearer and electric block, on the rotary type cantilever beam was located to the stationary blade to with the lower chord bolted connection of top mould bailey frame, two rotary type cantilever beam parallel sets up relatively to connect through the chassis, two protection side bearers are connected on two rotary type cantilever beams of chassis both sides respectively perpendicularly, electric block is fixed in the last chord of top mould bailey frame to be connected with the one end of two rotary type cantilever beams respectively through two wire rope, so that chassis and protection side bearer rotate along with the rotary type cantilever beam.
As preferred, the rotary type cantilever beam includes fixed beam, rotating-structure and live-action beam, rotating-structure includes channel-section steel and round pin axle, the one end of channel-section steel is connected with the one end of fixed beam, the other end of channel-section steel stretches out the fixed beam to be connected through the one end of round pin axle with the live-action beam, the stationary blade is fixed in on the fixed beam, chassis and protection side bearer are connected on the live-action beam.
Preferably, the underframe comprises secondary beams and a walkway plate, the secondary beams are parallelly opposite and connected between the two rotating beams, and the walkway plate is laid between every two adjacent secondary beams.
Preferably, the protective side frames comprise foldable vertical rods, protective cross rods and protective nets, the three foldable vertical rods are parallelly and oppositely connected to the fixed beam in sequence, two adjacent foldable vertical rods are connected through the two protective cross rods, and the protective nets are connected to the protective cross rods.
Preferably, the folding leg comprises a swivel arrangement.
Preferably, the inner side surface of the folding vertical rod is provided with a rail groove arranged along the length direction, a transverse fixing groove is formed in the top of the rail groove, limiting balls are respectively fixed on two end surfaces of the protective cross rod and used for sliding in the rail groove, the protective cross rod on the upper portion is connected into the fixing groove through the limiting balls, and the protective cross rod on the lower portion is connected into the rail groove through the limiting balls.
Preferably, the fixing piece is divided into a left piece and a right piece, each piece is composed of four steel plates, three steel plates are connected into a U shape, the other steel plate is vertically connected to the steel plate forming the side face of the U shape and forms an L shape with the steel plate on the side face, and the fixing piece is provided with a threaded hole.
Compared with the prior art, the utility model discloses the beneficial effect who has is: the utility model can ensure the safety and stability of the walkway when the personnel pass through; the jacking and the use of the tower crane top mold are not influenced under the condition that no person passes through and the system is not used. Under the condition that both guaranteed personnel normally pass through, keep tower crane and top mould safe distance between them all the time, and the system ann tears the convenience open, can have enough to meet the need the use many times.
Drawings
Fig. 1 is a schematic view of an expanded three-dimensional structure of an assembled folding walkway system according to the present invention;
fig. 2 is a schematic view of a folding three-dimensional structure of an assembled folding walkway system according to the present invention;
fig. 3 is a schematic structural view of a rotary cantilever beam of an assembled folding walkway system according to the present invention;
fig. 4 is a schematic view of a rotating structure of a rotating cantilever beam of an assembled folding walkway system according to the present invention;
fig. 5 is a schematic structural view of a fixing plate of an assembled folding walkway system according to the present invention;
fig. 6 is a schematic structural view of a folding upright of an assembled folding walkway system according to the present invention;
fig. 7 is a schematic structural view of a protective cross bar of a rotary cantilever beam of an assembled folding walkway system according to the present invention;
fig. 8 is a schematic structural view of a secondary beam of an assembled folding walkway system according to the present invention;
fig. 9 is a schematic structural diagram of a walkway plate of an assembled folding walkway system of the present invention.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 to 9, the embodiment of the utility model discloses a folding walkways system of assembled, including rotary type cantilever beam 1, the stationary blade 2, chassis 3, protection side bearer 4 and electric block (not shown in the figure), stationary blade 2 is located on rotary type cantilever beam 1, in order to with the lower chord bolted connection of top mould bailey frame, two rotary type cantilever beam 1 parallel relative settings, and connect through chassis 3, two protection side bearers 4 are connected perpendicularly respectively on two rotary type cantilever beams 1 of chassis 3 both sides, wire rope 5's one end is fixed with foldable cantilever beam 1's tip, the other end is fixed with bailey frame upper chord (not shown in the figure) through electric block, so that chassis 3 and protection side bearer 4 rotate along with rotary type cantilever beam 1.
In this embodiment, the rotary cantilever beam 1 includes a fixed beam 11, a rotating structure and a rotating beam 12, the rotating beam 12 is used as a cantilever part, the rotating structure includes a channel steel 13 and a pin 14, one end of the channel steel 13 is connected with one end of the fixed beam 11, the other end of the channel steel 13 extends out of the fixed beam 11 and is connected with one end of the rotating beam 12 through the pin 14, a fixing piece 2 is fixed on the fixed beam 11, and the underframe 3 and the protective side frame 4 are connected on the rotating beam 12. Channel-section steel 13 constitutes limit structure, makes rotary type cantilever beam 1 can only upwards rotate, and simultaneously under the condition that wire rope 5 is not atress, the bottom steel sheet of channel-section steel 13 and rotary type cantilever beam 1 can bear the load, can be under the state that foldable cantilever beam 1 does not have the drawknot, and foldable cantilever beam 1 self can satisfy the atress requirement, keeps the level of pavement steady state, guarantees the pavement system safety.
In this embodiment, the underframe 3 includes the secondary beams 31 and the walkway plates 32, a plurality of the secondary beams 31 are parallel and opposite and connected between the two turning beams 12, and the walkway plates 32 are laid between two adjacent secondary beams 31. The secondary beam 31 is an angle steel, connecting sheets are arranged at two ends of the angle steel, and the connecting sheets are provided with bolt holes to be connected with side bolts of the rotary cantilever beams 1. The walkway plate 32 is a patterned steel plate and has bolt holes at both sides to be bolt-fixed with the secondary beam 31. The whole chassis can be rapidly installed and detached, and each component is a standardized component, so that 100% turnover use can be realized, and the application efficiency is improved.
In this embodiment, the protective side frame 4 includes folding vertical rods 41, protective cross rods 42 and protective nets 43, three folding vertical rods 41 are parallel and opposite and are connected to the fixed beam 11 in sequence, two adjacent folding vertical rods 41 are connected by two protective cross rods 42, and the protective nets 43 are connected to the protective cross rods 42. The folding leg 41 comprises the same pivoting structure as the pivoting cantilever beam and will not be described further herein. The rotating structure of the folding vertical rod is arranged at the position 300mm away from the rotating cantilever beam.
In this embodiment, the inner side surface of the folding upright 41 has a rail groove 44 arranged along the length direction, the top of the rail groove 44 is provided with a transverse fixing groove 45, two end surfaces of the protective cross bar 42 are respectively fixed with a limiting ball 46 for sliding in the rail groove 44, the upper protective cross bar 42 is connected in the fixing groove 45 through the limiting ball 46, and the lower protective cross bar 42 is connected in the rail groove 44 through the limiting ball 46. In the use state, spacing ball 46 is fixed in pole setting top fixed slot to the protection horizontal pole 42 on upper portion is fixed at the top, and when the pavement was unmanned to be used, when needing to be folded, spacing ball 46 shifted out from the fixed slot 45 at pole setting top, and two protection horizontal poles 42 slide down along the track groove 44 of foldable pole setting 41, and the protection network 43 is followed protection horizontal pole 42 and is slided to the bottom and is packed up, and the upper end of foldable pole setting 41 is folded 90 along rotating-structure, and whole protection is folded and is packed up.
In this embodiment, the fixing piece is divided into a left piece and a right piece, each piece of the fixing piece 2 is composed of four steel plates, three of the steel plates are connected into a U shape, the other steel plate is vertically connected to the steel plate forming the side face of the U shape and forms an L shape with the steel plate on the side face, and a threaded hole is formed in the fixing piece. The upper portion sets up four bolt holes, and the lower part sets up two bolt holes, and the bolt hole interval is unanimous with bailey frame lower chord pitch-row, passes through bolted connection during the fixed.
The utility model provides an installation and application method of assembled folding pavement system, including following several steps:
the method comprises the following steps: and pre-assembling all components of the walkway system according to the earlier-stage design drawing, performing drawknot integral folding trial operation, and transporting to the site after acceptance inspection is qualified.
Step two: the rotary cantilever beam 1 tries on the rotation condition of the rotating shaft.
Step three: the secondary beam is connected with the rotary cantilever beam 1 through a bolt, and the interval is laid according to 800 mm.
Step four: and laying a standard pavement board on the surface of the secondary beam, and connecting and fixing the pavement board and the secondary beam by two bolts.
Step five: and the protective net and the protective cross rod are bound and fixed through steel wires.
Step six: the protection horizontal pole slides through fixed slot and track groove, and the protection horizontal pole on upper portion is fixed in the fixed slot position, and the protection horizontal pole at middle part is located track groove department, forms whole and faces the limit protection.
Step seven: and integrally hoisting the assembled walkway to a top formwork platform through a tower crane.
Step eight: the inner side of the rotary cantilever beam 1 is fixed with a bolt of a lower chord of the bailey truss through a specially-made fixing piece 2, and a tower crane lifting hook is loosened.
Step nine: and the electric block is fixed at the position of the upper pulling node and tensions the walkway system, and the upper wire rope is stressed.
Step ten: and (4) jacking a top die or a tower crane.
Step eleven: the protection horizontal pole of side slides down along the track groove of foldable pole setting, and the protection network is followed the protection horizontal pole and is packed up.
Step twelve: the folding upright stanchion rotates upwards around the rotating shaft at the bottom, and the upper end of the folding upright stanchion 1 is folded and collected.
Step thirteen: electric block and wire rope drawknot atress upwards contract wire rope, and whole system revolutes the pivot device of pivoted cantilever beam 1 and upwards rotates, and whole folding is packed up, and the pavement satisfies the safety requirement with the tower crane distance, guarantees top mould, tower crane safety in utilization.
The utility model provides a but assembled folding pavement system is folding, deposited in the whole frame, can pack up in the process, and the personnel's passageway can be guaranteed to the safety and stability during pavement use, and when unmanned person passed through, the pavement system was whole upwards folding to be packed up, kept the safe distance of pavement and tower crane, ensured tower crane, top mould jacking, the safety of in-process use. Different from the traditional temporary walkways, the temporary walkways do not need to be repeatedly erected, and the temporary walkways are safe and reliable, system components are formed by adopting standard components in a matching mode, multiple items of the components are used in a turnover mode, and the use efficiency of materials is improved.
The above embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and the protection scope of the present invention is defined by the claims. Various modifications and equivalents of the invention can be made by those skilled in the art within the spirit and scope of the invention, and such modifications and equivalents should also be considered as falling within the scope of the invention.
Claims (7)
1. The utility model provides a walkways system is folded to assembled, its characterized in that, includes rotary type cantilever beam, stationary blade, chassis, protection side bearer and electric block, on the rotary type cantilever beam was located to the stationary blade to with the lower chord bolted connection of top mould bailey frame, two rotary type cantilever beam parallel sets up relatively, and connect through the chassis, two protection side bearers are connected on two rotary type cantilever beams of chassis both sides respectively perpendicularly, electric block is fixed in the upper chord of top mould bailey frame to be connected with the one end of two rotary type cantilever beams respectively through two wire rope, so that chassis and protection side bearer rotate along with the rotary type cantilever beam together.
2. The assembled folding walkway system of claim 1, wherein the rotating cantilever beam comprises a fixed beam, a rotating structure and a rotating beam, the rotating structure comprises a channel steel and a pin shaft, one end of the channel steel is connected with one end of the fixed beam, the other end of the channel steel extends out of the fixed beam and is connected with one end of the rotating beam through the pin shaft, the fixed sheet is fixed on the fixed beam, and the underframe and the protection side frame are connected on the rotating beam.
3. The system of claim 2, wherein the base frame comprises a plurality of sub-beams and a walkway plate, the sub-beams are parallel and opposite and connected between two rotating beams, and the walkway plate is laid between two adjacent sub-beams.
4. The assembled folding walkway system of claim 2, wherein the protective side frames comprise folding uprights, protective cross bars and protective nets, three folding uprights are parallelly opposite and are sequentially connected to the fixed beams, two adjacent folding uprights are connected through two protective cross bars, and the protective nets are connected to the protective cross bars.
5. The prefabricated folding walkway system of claim 4, wherein the folding legs include a swivel structure.
6. The assembled folding walkway system of claim 5, wherein the inner side surface of the folding vertical rod is provided with a track groove arranged along the length direction, the top of the track groove is provided with a transverse fixing groove, two end surfaces of the protective cross rod are respectively fixed with a limiting ball for sliding in the track groove, the upper protective cross rod is connected in the fixing groove through the limiting ball, and the lower protective cross rod is connected in the track groove through the limiting ball.
7. The prefabricated folding walkway system of claim 1, wherein the fixing pieces are divided into a left and a right two pieces, each piece is composed of four steel plates, three of the steel plates are connected into a U shape, the other steel plate is vertically connected to the steel plate forming the side of the U shape and forms an L shape with the steel plate at the side, and the fixing pieces are provided with threaded holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921213093.0U CN211775618U (en) | 2019-07-30 | 2019-07-30 | Assembled folding walkways system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921213093.0U CN211775618U (en) | 2019-07-30 | 2019-07-30 | Assembled folding walkways system |
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| Publication Number | Publication Date |
|---|---|
| CN211775618U true CN211775618U (en) | 2020-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921213093.0U Active CN211775618U (en) | 2019-07-30 | 2019-07-30 | Assembled folding walkways system |
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| CN (1) | CN211775618U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115653276A (en) * | 2022-12-01 | 2023-01-31 | 北京市第三建筑工程有限公司 | Foldable hoisting assembly for high-rise building facade construction and mounting method |
-
2019
- 2019-07-30 CN CN201921213093.0U patent/CN211775618U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115653276A (en) * | 2022-12-01 | 2023-01-31 | 北京市第三建筑工程有限公司 | Foldable hoisting assembly for high-rise building facade construction and mounting method |
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