CN211472189U - Construction platform and construction system - Google Patents
Construction platform and construction system Download PDFInfo
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- CN211472189U CN211472189U CN201922132548.2U CN201922132548U CN211472189U CN 211472189 U CN211472189 U CN 211472189U CN 201922132548 U CN201922132548 U CN 201922132548U CN 211472189 U CN211472189 U CN 211472189U
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Abstract
The utility model provides a construction platform and a construction system, which relate to the technical field of sectional beam assembly construction, wherein the construction platform comprises a frame and a platform main body; the platform main body is arranged on the ground, the platform main body is positioned at the bottom of the bridge, the frame is connected with the platform main body, and the platform main body is connected with the bridge in a sliding manner through the frame; because the frame can be connected with the bridge in a sliding manner, when the platform main body is arranged on one side of the bridge, the platform main body and the frame can construct the top of the bridge while the moving assembly of the bridge is not influenced, and the basic requirement that the section beam needs to move relative to the platform main body for installation is met; the platform main body is used as a standing platform for constructors during bridge construction, and the frame is used as a moving structure of the platform main body relative to the bridge, so that the technical problems that a scaffold platform cannot move and the erection time is long in the prior art are solved; the construction method has the advantages of being simple and convenient to operate, guaranteeing construction safety and accelerating construction progress.
Description
Technical Field
The utility model belongs to the technical field of segment beam assembly construction technique and specifically relates to a construction platform and construction system are related to.
Background
A bridge high-altitude operation method is an important research topic in the field of civil engineering construction. At present, when a bridge is erected or reinforced and overhauled, construction operation needs to be carried out below and on two sides of the bridge through a construction platform.
In the prior art, a scaffold platform is commonly used for a bridge high-altitude operation construction platform; the scaffold platform adopts steel pipes and fasteners, the steel pipes are transversely and longitudinally connected to form a frame body, and the platform is erected at the top after the required construction height is achieved.
However, the scaffold platform in the prior art has the disadvantages of more used materials, large occupied space, incapability of moving and long erection time.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a construction platform and construction system to alleviate among the prior art scaffold platform can't remove and set up the long technical problem of time.
The utility model provides a pair of construction platform is applied to the construction of festival section roof beam of bridge, include: a frame and a platform body;
the platform main body is arranged on the ground, the platform main body is located at the bottom of the bridge, the frame is connected with the platform main body, and the platform main body is connected with the bridge in a sliding mode through the frame.
In a preferred embodiment of the present invention, the platform body includes two side platforms and a bottom platform;
the side platform is located the both sides bottom of bridge, the bottom platform is located the bottom of bridge, and two the side platform respectively with the both sides of bottom platform are connected, two the side platform with the bottom platform forms and is used for right the construction space of bridge construction.
In a preferred embodiment of the present invention, the lateral platform comprises a first support, a first protective frame and a stepping support;
the support of marking time with first support is close to one side of bridge is connected, the one end that first support kept away from ground has first pavement, the support of marking time is close to one side of bridge has the inclined plane with ground contact, just the inclined plane of the support of marking time has the pavement of marking time, first pavement with the pavement of marking time intercommunication, first protection frame cover is located first pavement with the outside of pavement of marking time.
In the preferred embodiment of the present invention, a first support is disposed on a side of the first support away from the ground, the first support is located on a side of the first support away from the step support, and the first support passes through the first support and the frame connection.
In the preferred embodiment of the present invention, the utility model further comprises a ladder cage;
the ladder cage is located between the frame and the first support, two ends of the ladder cage are respectively connected with the first support and the frame, and a ladder climbing channel is arranged in the ladder cage.
In a preferred embodiment of the present invention, the frame includes a second support, a bottom plate, a second protection bracket and a moving mechanism;
the bottom plate is connected with the ladder cage through the second support, and the bottom plate is connected with the second protective bracket and used for forming a second step;
one end, far away from the second support, of the bottom plate is connected with the moving mechanism, and one end, far away from the bottom plate, of the moving mechanism is provided with a caster which is in contact with the bridge.
In a preferred embodiment of the present invention, the bottom platform comprises a second bracket, a third protection frame and a third support;
the plurality of third supports are arranged at two ends of the second support respectively, and the second support is connected with the lateral platform through the third supports; the third protection frame is located the second support is close to one side of bridge, the second support with the third protection frame is connected for form the third pavement.
The utility model provides a construction system, which comprises a bridge and the construction platform;
one side that the bridge deviates from ground is provided with the bridge guide rail, the bridge guide rail is provided with two, two the bridge guide rail for the central line of bridge is the symmetry setting, the frame is provided with two, two the frame correspond respectively set up in the both sides of bridge, and arbitrary one the frame all with bridge guide rail sliding connection.
In the preferred embodiment of the present invention, the utility model further comprises a tension platform and a lifting device;
the tensioning platform is connected with the lifting device, the lifting device is used for driving the tensioning platform to be located on one side of the bridge, and the tensioning platform is used for tensioning prestress of the bridge.
In a preferred embodiment of the present invention, the tensioning platform includes a third bracket, a fourth protective frame, a connecting portion and a skirting board;
the third support is connected with the fourth protective frame and used for forming a fourth footpath; the connecting part is fixedly connected with the third bracket and is used for connecting the lifting device;
the skirting board is positioned on the third support and fixedly connected with the third support.
The utility model provides a pair of construction platform is applied to the construction of festival section roof beam of bridge, include: a frame and a platform body; the platform main body is arranged on the ground, the platform main body is positioned at the bottom of the bridge, the frame is connected with the platform main body, and the platform main body is connected with the bridge in a sliding manner through the frame; because the frame can be connected with the bridge in a sliding manner, when the platform main body is arranged on one side of the bridge, the platform main body and the frame can construct the top of the bridge while the moving assembly of the bridge is not influenced, and the basic requirement that the section beam needs to move relative to the platform main body for installation is met; meanwhile, the platform main body is used as a standing platform for constructors during bridge construction, and the frame is used as a moving structure of the platform main body relative to the bridge, so that the technical problems that a scaffold platform cannot move and the erection time is long in the prior art are solved; the construction method has the advantages of being simple and convenient to operate, guaranteeing construction safety and accelerating construction progress.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of a bridge in a construction platform according to an embodiment of the present invention;
fig. 2 is a schematic view of an overall structure of a construction platform according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a frame of a construction platform according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a ladder cage of a construction platform according to an embodiment of the present invention;
fig. 5 is a schematic structural view of a side platform of a construction platform according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of a first walkway of a construction platform according to an embodiment of the present invention;
fig. 7 is a schematic structural diagram of a bottom platform of a construction platform according to an embodiment of the present invention;
fig. 8 is a schematic structural view of a third walkway of a construction platform according to an embodiment of the present invention;
fig. 9 is a schematic view of a partially enlarged structure of a construction system according to an embodiment of the present invention;
fig. 10 is a schematic structural diagram of a tension platform and a lifting device of a construction system according to an embodiment of the present invention.
Icon: 100-bridge; 101-a bridge rail; 200-a frame; 201-a second support; 202-a backplane; 203-a second protective bracket; 204-a moving mechanism; 205-a second walkway; 300-a platform body; 400-tensioning the platform; 401-a third scaffold; 402-a fourth protective cage; 403-a connecting part; 404-fourth footpath; 405-skirting board; 500-a lifting device; 600-a lateral platform; 601-a first support; 602-a first guard frame; 603-step support; 604-first footpath; 605-a first support; 700-bottom platform; 701-a second bracket; 702-a third protection frame; 703-a third support; 704-a third walkway; 800-ladder cage; 801-ladder climbing channel;
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1 to 10, the present embodiment provides a construction platform, which is applied to the construction of a segmental beam of a bridge 100, and includes: the carriage 200 and the platform body 300; platform main body 300 is disposed on the ground, platform main body 300 is located at the bottom of bridge 100, frame 200 is connected to platform main body 300, and platform main body 300 is slidably connected to bridge 100 through frame 200.
Aiming at the construction of the large-span precast concrete assembled bridge 100, the platform main body 300 is provided with a plurality of planes, and the platform main body 300 surrounds the lower part of the bridge 100 and the lower part of the side part through the plurality of planes; wherein, the platform main body 300 is an integral construction structure, the platform main body 300 is connected with the bridge 100 by the sliding of the vehicle frame 200, optionally, the vehicle frame 200 can be arranged at the bottom of the bridge 100, when the platform main body 300 is required to move, the fixed connection part 403 of the platform main body 300 is separated, and the platform main body 300 can move by the movement of the vehicle frame 200; however, since a constructor may perform a construction operation on the bridge 100 by using the platform main body 300, when the frame 200 is at the bottom of the bridge 100, the bridge 100 and the frame 200 are both in an unstable state, in order to ensure the stability of the platform main body 300 and the bridge 100, the platform main body 300 is used for constructing the bottom and both sides of the bridge 100, the frame 200 is connected to an end of the platform main body 300 away from the ground, and one side of the bridge 100 away from the platform main body 300 is slidably connected to the frame 200.
Optionally, after the frame 200 and the platform main body 300 are detached from the fixed end of the ground, the platform main body 300 may be moved by using a crane, and the frame 200 serves as a structure for guiding and driving the platform main body 300 to move.
The construction platform provided by the embodiment is applied to the construction of the section beam of the bridge 100, and comprises: the carriage 200 and the platform body 300; the platform main body 300 is arranged on the ground, the platform main body 300 is positioned at the bottom of the bridge 100, the frame 200 is connected with the platform main body 300, and the platform main body 300 is connected with the bridge 100 through the frame 200 in a sliding manner; because the frame 200 can be slidably connected with the bridge 100, when the platform main body 300 is arranged on one side of the bridge 100, the platform main body 300 and the frame 200 can construct the top of the bridge 100 while not influencing the moving assembly of the bridge 100, thereby meeting the basic requirement that the segmental beam needs to move relative to the platform main body 300 for installation; meanwhile, the platform main body 300 is used as a standing platform for constructors during construction of the bridge 100, and the frame 200 is used as a moving structure of the platform main body 300 relative to the bridge 100, so that the technical problems that a scaffold platform cannot move and the erection time is long in the prior art are solved; the construction method has the advantages of being simple and convenient to operate, guaranteeing construction safety and accelerating construction progress.
As shown in fig. 2, in the preferred embodiment of the present invention, the platform body 300 includes two side platforms 600 and a bottom platform 700; the two side platforms 600 are located at the bottoms of the two sides of the bridge 100, the bottom platform 700 is located at the bottom of the bridge 100, the two side platforms 600 are connected with the two sides of the bottom platform 700, and the two side platforms 600 and the bottom platform 700 form a construction space for constructing the bridge 100.
Wherein, because the both sides of bridge 100 are the slope setting, in order to laminate the structural style of bridge 100, the side platform 600 is close to one side of bridge 100 and is set up to the slope equally, and when constructor stood on side platform 600, can carry out construction operation to the side of bridge 100. Similarly, in order to fit the structural form of the bottom plane of the bridge 100, one side of the bottom platform 700 close to the bridge 100 is horizontally arranged, and when a constructor stands on the bottom platform 700, the construction operation can be performed on the ground of the bridge 100.
Alternatively, the connection between the bottom platform 700 and the side platform 600 may be various, for example: welded, riveted or bolted, preferably by bolts, between the bottom platform 700 and the side platforms 600.
In the preferred embodiment of the present invention, the lateral platform 600 comprises a first support 601, a first protection frame 602 and a stepping support 603; the stepping support 603 is connected with one side, close to the bridge 100, of the first support 601, one end, far away from the ground, of the first support 601 is provided with a first step channel 604, one side, close to the bridge 100, of the stepping support 603 is provided with an inclined surface in contact with the ground, the inclined surface of the stepping support 603 is provided with a stepping channel, the first step channel 604 is communicated with the stepping channel, and the first protection frame 602 is covered outside the first step channel 604 and the stepping channel.
In the preferred embodiment of the present invention, a first support 605 is disposed on a side of the first support 601 away from the ground, the first support 605 is located on a side of the first support 601 away from the step support 603, and the first support 601 is connected to the frame 200 through the first support 605.
The first support 601 may be formed by welding a square tube as a pillar and a square tube as a batten plate, and further, a plurality of first supports 605 may be welded at a top of a side of the first support 601 far from the step road, optionally, the number of the first supports 605 is four, and the first support 601 is fixedly connected to the ladder cage 800 in the following embodiments through the first support 605 by a bolt, or the first support 601 may also be directly fixedly connected to the frame 200 through the first support 605 by a bolt.
Optionally, the first protection frame 602 includes a plurality of first railings, wherein the first railings can be formed by welding square pipes, the first footpath 604 can be made of patterned steel plates, and the step support 603 can be made of a stair steel beam, optionally, the stair steel beam can be made of rectangular pipes, and the step can be made of patterned steel plates.
In order to facilitate the constructors to climb from the first bracket 601 to the frame 200 safely, the present invention further comprises a ladder cage 800 in a preferred embodiment; ladder cage 800 is located between frame 200 and first support 601, and the both ends of ladder cage 800 are connected with first support 605 and frame 200 respectively, have cat ladder passageway 801 in ladder cage 800.
Wherein, the ladder cage 800 can be formed by welding the batten strip batten plates made of square tubes and the batten strips made of square tubes, one batten strip on one side of the ladder cage 800 is arranged every 400mm to serve as a ladder stand, a ladder stand channel 801 is formed by a plurality of ladder stands, and supports used for being connected with the frame 200 and the first support 601 are welded on the upper and lower sides of each limb.
In the preferred embodiment of the present invention, the frame 200 includes a second support 201, a bottom plate 202, a second protection bracket 203 and a moving mechanism 204; the bottom plate 202 is connected with the ladder cage 800 through the second support 201, and the bottom plate 202 is connected with the second protective bracket 203 and used for forming a second step channel 205; the end of the base plate 202 remote from the second support 201 is connected to a moving mechanism 204, and the end of the moving mechanism 204 remote from the base plate 202 is provided with a caster which is in contact with the bridge 100.
Optionally, the frame 200 may be integrally welded by using i-steel; the bottom plate 202 of frame 200 is car steel frame body, and one side that the bottom plate 202 of frame 200 is close to ladder cage 800 can be welded with a plurality of second supports 201 to through support fixed connection on bolt and the ladder cage 800, second protective bracket 203 is including a plurality of second railings, and wherein the second railing all can adopt square pipe welding to form, and second pavement 205 can adopt the decorative pattern steel sheet.
Optionally, the moving mechanism 204 may employ a sliding rail or a pulley, preferably, the moving mechanism 204 employs a pulley to move, specifically, at least two support legs are disposed at the bottom of one side of the bottom plate 202 close to the bridge 100, heavy casters may be mounted at the bottoms of the support legs, and then the whole frame 200 may be slidably connected to the bridge 100 through the support legs and the heavy casters, after the construction of the bridge 100 is completed, the bridge 100 is used as a fixed body, and the main body platform may better slide along the guide rail on the bridge 100 by using the sliding action of the heavy casters.
Alternatively, the support leg may be a fixed support leg, or the support leg may be hinged to the bottom plate 202, and when a heavy caster is required to contact with the bridge 100 for sliding, the support leg is put down, and when a heavy caster is not required, the support leg may be lifted by using a hinge structure at the hinged end; preferably, the support leg is a fixed support leg, and after the platform body 300 reaches a predetermined position, the platform body 300 can be fixedly connected to the ground, so that the support leg serves as a supporting position of the frame 200, and when the support leg is a fixed support leg, the sliding section of the heavy caster does not cause the sliding of the platform body 300 due to the large self weight of the platform body 300.
In the preferred embodiment of the present invention, the bottom platform 700 comprises a second support 701, a third protection frame 702 and a third support 703; a plurality of third supports 703 are arranged, the plurality of third supports 703 are respectively arranged at two ends of the second support 701, and the second support 701 is connected with the lateral platform 600 through the third supports 703; the third protection frame 702 is located on one side of the second support 701 close to the bridge 100, and the second support 701 is connected with the third protection frame 702 to form a third step path 704.
The bottom platform 700 serves as a connecting structure of the two side platforms 600, the second support 701 of the bottom platform 700 is provided with rectangular pipes as limb columns, square pipes are provided with batten plates, the third footpath 704 can be made of a pattern steel plate, the third protection frame 702 comprises a plurality of third railings, and the third railings can be formed by welding the square pipes; welding and fixing the positions corresponding to the second support 701, the third step road 704 and the third protection frame 702 to form a bottom platform 700; in order to ensure the fixed connection between the bottom platform 700 and the middle of the side platforms 600 at both sides, a plurality of third supports 703 are arranged at both ends of the second support 701, and the third supports 703 can be fixedly connected with supports at corresponding positions on the side platforms 600 by bolts.
In the construction platform provided in this embodiment, the platform main body 300 is divided into two side platforms 600, two frames 200 and a bottom platform 700; therefore, no matter whether split transportation or integral movement need be carried out, scaffold platform's among the prior art speed of setting up is all faster, can improve the efficiency of construction, and when a bridge 100 is under construction, can also utilize frame 200 and outside jack-up overhead traveling crane to remove platform main part 300 to the bottom of bridge 100, and then can accelerate workman's operating speed greatly, at last through all being provided with pavement and protection frame on platform main part 300, constructor's safety has been ensured, make the design more reasonable.
The construction system provided by the embodiment comprises a bridge 100 and the construction platform; one side of the bridge 100 deviating from the ground is provided with two bridge guide rails 101, the two bridge guide rails 101 are symmetrically arranged relative to the central line of the bridge 100, the two frames 200 are respectively arranged on two sides of the bridge 100, and any one of the frames 200 is slidably connected with the bridge guide rails 101.
In order to limit the moving path of the vehicle frame 200, the bridge guide rails 101 are disposed at two sides of the top of the bridge 100, preferably, the bridge guide rails 101 may be channel steel guide rails, the channel steel guide rails are disposed along the extending direction of the bridge 100, the vehicle frame 200 may be disposed on the channel steel guide rails, and optionally, the moving mechanism 204 of the vehicle frame 200 is accommodated in the channel steel guide rails.
In the preferred embodiment of the present invention, the present invention further comprises a tension platform 400 and a lifting device 500; the tensioning platform 400 is connected with the lifting device 500, the lifting device 500 is used for driving the tensioning platform 400 to be located on one side of the bridge 100, and the tensioning platform 400 is used for tensioning prestress on the bridge 100.
Alternatively, the lifting device 500 may employ a crane or a bridge girder erection machine, and preferably, the lifting device 500 employs a bridge girder erection machine.
In the preferred embodiment of the present invention, the tension platform 400 includes a third bracket 401, a fourth protection frame 402, a connecting portion 403 and a skirting board 405; the third support 401 is connected to a fourth protection frame 402 for forming a fourth walkway 404; the connecting part 403 is fixedly connected with the third bracket 401, and the connecting part 403 is used for connecting the lifting device 500; the skirting board 405 is located on the third bracket 401, and the skirting board 405 is fixedly connected with the third bracket 401.
Wherein, the third support 401 of tensioning platform 400 is done the limb post by the rectangular pipe, and the batten plate is done to the steel sheet, and fourth pavement 404 adopts for the decorative pattern steel sheet, and fourth protection frame 402 includes a plurality of fourth railings, and the fourth railing can be formed with the square steel welding, and then carries out welded fastening through the position that corresponds third support 401, fourth pavement 404 and fourth protection frame 402 to form tensioning platform 400.
Alternatively, the connecting portion 403 of the tension platform 400 may be a lifting device 500 with two ends near the edges symmetrically welded with perforated steel plates, and connected to the upper end by threading steel strands on the perforated steel plates; in addition, because the tensioning platform 400 is located at the front position of one side of the bridge 100, at this time, the tensioning platform 400 is located at a suspended position, in order to ensure the safety of the constructors located on the fourth walkway 404, a skirting board 405 is arranged at the bottom of the third support 401 close to the fourth walkway 404, the skirting board 405 is fixedly connected with the third support 401, and the constructors located on the fourth walkway 404 can be better protected through the skirting board 405.
It should be noted that the operation of the tensioning platform 400 to tension the pre-stress on the bridge 100 may be: a tensioning platform 400 is suspended on the bridge girder erection machine, and the vertical direction of the platform is controlled by a chain block; before threading the deformed steel bars on the bridge 100, flushing sundries in the pore channel with pressure water, observing whether the pores are crossed or not, and drying water in the pores by using wind; at this time, the constructor manually penetrates a lead wire on the fourth footpath 404, then the winch penetrates the bundled steel strand, and the tension and anchoring modes are used for performing two-end tensioning prestress operation on the twisted steel on the bridge 100.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. The utility model provides a construction platform, is applied to the construction of the segmental beam of bridge, its characterized in that includes: a frame and a platform body;
the platform main body is arranged on the ground, the platform main body is located at the bottom of the bridge, the frame is connected with the platform main body, and the platform main body is connected with the bridge in a sliding mode through the frame.
2. The construction platform of claim 1, wherein the platform body comprises two side platforms and a bottom platform;
the side platform is located the both sides bottom of bridge, the bottom platform is located the bottom of bridge, and two the side platform respectively with the both sides of bottom platform are connected, two the side platform with the bottom platform forms and is used for right the construction space of bridge construction.
3. The construction platform of claim 2, wherein the side platform comprises a first bracket, a first protective frame and a step bracket;
the support of marking time with first support is close to one side of bridge is connected, the one end that first support kept away from ground has first pavement, the support of marking time is close to one side of bridge has the inclined plane with ground contact, just the inclined plane of the support of marking time has the pavement of marking time, first pavement with the pavement of marking time intercommunication, first protection frame cover is located first pavement with the outside of pavement of marking time.
4. The construction platform of claim 3, wherein a first support is arranged on a side of the first support away from the ground, the first support is located on a side of the first support away from the step support, and the first support is connected with the frame through the first support.
5. The construction platform of claim 4, further comprising a ladder cage;
the ladder cage is located between the frame and the first support, two ends of the ladder cage are respectively connected with the first support and the frame, and a ladder climbing channel is arranged in the ladder cage.
6. The construction platform of claim 5, wherein the frame comprises a second support, a base plate, a second protective bracket, and a movement mechanism;
the bottom plate is connected with the ladder cage through the second support, and the bottom plate is connected with the second protective bracket and used for forming a second step;
one end, far away from the second support, of the bottom plate is connected with the moving mechanism, and one end, far away from the bottom plate, of the moving mechanism is provided with a caster which is in contact with the bridge.
7. The construction platform according to any one of claims 2-6, wherein the bottom platform comprises a second bracket, a third protection frame and a third seat;
the plurality of third supports are arranged at two ends of the second support respectively, and the second support is connected with the lateral platform through the third supports; the third protection frame is located the second support is close to one side of bridge, the second support with the third protection frame is connected for form the third pavement.
8. A construction system comprising a bridge and a construction platform according to any one of claims 1 to 7;
one side that the bridge deviates from ground is provided with the bridge guide rail, the bridge guide rail is provided with two, two the bridge guide rail for the central line of bridge is the symmetry setting, the frame is provided with two, two the frame correspond respectively set up in the both sides of bridge, and arbitrary one the frame all with bridge guide rail sliding connection.
9. The construction system of claim 8, further comprising a tension platform and a lifting device;
the tensioning platform is connected with the lifting device, the lifting device is used for driving the tensioning platform to be located on one side of the bridge, and the tensioning platform is used for tensioning prestress of the bridge.
10. The construction system of claim 9, wherein the tension platform comprises a third bracket, a fourth protective frame, a connection portion, and a skirting board;
the third support is connected with the fourth protective frame and used for forming a fourth footpath; the connecting part is fixedly connected with the third bracket and is used for connecting the lifting device;
the skirting board is positioned on the third support and fixedly connected with the third support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922132548.2U CN211472189U (en) | 2019-12-02 | 2019-12-02 | Construction platform and construction system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922132548.2U CN211472189U (en) | 2019-12-02 | 2019-12-02 | Construction platform and construction system |
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| CN211472189U true CN211472189U (en) | 2020-09-11 |
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| CN201922132548.2U Active CN211472189U (en) | 2019-12-02 | 2019-12-02 | Construction platform and construction system |
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| CN (1) | CN211472189U (en) |
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