CN217419343U - Movable construction platform - Google Patents

Abstract

The utility model belongs to the technical field of construction platform, a mobilizable construction platform is disclosed, including removing support and fixed bolster, remove the support and include first support, remove track, first blotter and counterweight, remove the track and set up on the installation pedestal, the movably setting of first support is on removing the track, and the counterweight sets up on first blotter. The fixed bolster includes second support and second blotter, and the second support includes operation platform, the ladder of crawling, connecting platform and two protective structure, and the ladder of crawling extends along vertical direction, and both ends are connected respectively in operation platform and connecting platform, and two protective structure settings are in the both sides of the ladder horizontal direction of crawling. From this movable support freely removes on moving track, can satisfy the demand of different construction positions, the ladder both sides of crawling are equipped with protective structure, and the personal safety of protection constructor when the ladder is crawled in the climbing that can furthest.

Description

Movable construction platform

Technical Field

The utility model relates to a construction platform technical field especially relates to a mobilizable construction platform.

Background

A box girder in bridge engineering belongs to a structure with hollow interior and flange edges on two sides of the upper part. Cast-in-place box girders are mostly used in the erection of large continuous bridges, and the corresponding materials comprise reinforced concrete box girders and steel box girders, wherein the reinforced concrete box girders are generally constructed on site, and can be provided with transverse prestress in addition to certain longitudinal prestress in the construction process. The prestress is set to improve the tensile stress caused by the total or partial offset load during the use of the structure, and the structure is prevented from being damaged.

The setting of the horizontal prestressing force of roof of continuous bridge includes processes such as stretch-draw, mud jacking, anchor sealing, often relates to high altitude construction, and the construction often adopts other process positions such as tensioning position or mud jacking to make corresponding construction platform, can change the construction position as required for operating efficiency, but because most of operation environment be the high altitude, when removing the operation on comparatively complicated construction platform, the protection will produce more potential safety hazards inadequately.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mobilizable construction platform realizes construction platform simplification, has better protective structure on mobilizable basis.

To achieve the purpose, the utility model adopts the following technical proposal:

a mobile construction platform, comprising:

the movable support comprises a first support, a movable rail, a first buffer cushion and a counterweight, wherein the movable rail is arranged on the mounting pedestal, the first support is movably arranged on the movable rail, the first support is provided with an accommodating chamber, the first buffer cushion is laid on a supporting surface of the accommodating chamber, and the counterweight is arranged on the first buffer cushion;

fixed bolster, this fixed bolster includes second support and second blotter, this second support includes operation platform, the ladder of crawling, connecting platform and two protective structure, in vertical direction, this operation platform's position is less than this installation pedestal, this connecting platform's position is higher than this installation pedestal and detachably connects in this first support, the ladder of should crawling extends along vertical direction, both ends are connected respectively in this operation platform and this connecting platform, two these protective structure set up in this ladder horizontal direction's both sides of crawling, this second blotter is laid on this operation platform.

Optionally, the first support includes a plurality of first cross bars, and the plurality of first cross bars are parallel to each other and spaced apart from each other to form the supporting surface.

Optionally, the first support includes a plurality of vertical support rods, the accommodating chamber is located between the plurality of vertical support rods, and the bottom ends of the vertical support rods are movably disposed on the moving track.

Optionally, the first support includes a roller, the bottom end of each vertical supporting rod is provided with one roller, the moving track is provided with a long groove, and the roller is limited in the long groove and can roll along the length direction of the long groove.

Optionally, the movable bracket further includes a limiting member, and the two openings at the two ends of the elongated slot are respectively provided with one limiting member.

Optionally, the number of the moving tracks is two, the two moving tracks are parallel and arranged at intervals, the plurality of vertical support rods are divided into two groups, and each group of the vertical support rods is movably arranged on one moving track.

Optionally, the movable bracket further includes a first connecting member disposed on the first bracket, the fixed bracket further includes a second connecting member disposed on the second bracket, and the first connecting member and the second connecting member are connected and fixed by a fastening member.

Optionally, the protection structure includes a first diagonal rod and a second diagonal rod, two ends of the first diagonal rod are respectively connected to the connecting platform and the climbing ladder, and two ends of the second diagonal rod are respectively connected to the operating platform and the climbing ladder.

Optionally, the fixing bracket further comprises a guardrail, and the guardrail is arranged on the working platform.

Optionally, wherein the first and second cushions are both bamboo plywood.

The utility model has the advantages that:

the movable support and the fixed support are detachably connected through the first support and the connecting platform, and the construction platform is convenient to disassemble, assemble, replace and maintain. The movable support can freely move on the movable rail, requirements of different construction positions can be met, overall repeated operation of the dismounting construction platform is further eliminated, and work efficiency is improved. Be provided with the ladder of crawling on the fixed bolster, the constructor's of being convenient for removal, both sides are equipped with protective structure simultaneously, and personal safety when the ladder of crawling is scrambleed in protection constructor that can furthest.

Set up the blotter respectively on movable support and fixed bolster for the not fragile accommodation chamber holding surface of constructor and counterweight and operation platform, extension construction platform's life also makes the constructor be difficult for falling down when operating on operation platform, and safety obtains further improvement, and the setting of counterweight also makes construction platform more stable, difficult skew.

In addition, the counterweight is arranged in the accommodating chamber, so that the safety and the reliability are improved, and the counterweight is prevented from shifting and falling. Wherein the work platform sets up to being less than the installation pedestal, and the connection platform sets up to being higher than the installation pedestal for the operation area further reduces the constructor operation degree of difficulty in the middle zone of construction platform, promotes the operating efficiency.

Drawings

Fig. 1 is an overall structure diagram of a movable construction platform according to an embodiment of the present invention in a use state;

fig. 2 is an overall structure diagram of a movable support of a movable construction platform according to an embodiment of the present invention;

FIG. 3 is an overall block diagram of the mobile construction platform according to an embodiment of the present invention, with the cushion and counterweight removed;

fig. 4 is an overall structure diagram of a movable construction platform fixing support according to an embodiment of the present invention.

In the figure:

10-mounting a pedestal; 20-moving the support; 30-a fixed support; 21-a first scaffold; 211-a first cross bar; 212-vertical struts; 213-a roller; 22-a moving track; 23-a first cushion; 24-a counterweight; 25-a limit piece; 26-a first connector; 31-a second bracket; 311-a first diagonal; 312-a second diagonal rod; 313-a second cross bar; 314-a support bar; 32-a second cushion; 33-a second connection; 34-guardrail.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar parts throughout, or parts having the same or similar functions. The embodiments described below by referring to the drawings are exemplary intended for explaining the present invention, and should not be construed as limiting the present invention.

The erection of large-scale continuous bridge needs to exert certain prestressing force mostly for the bridge main part can all or part offset the tensile stress that the load caused in the use, avoids the structure to be destroyed with this, prolongs the life of bridge. Wherein to the horizontal prestressing force of roof various processes, often need change the position operation, often use comparatively complicated construction platform among the prior art to remove at the bridge side, and be aerial work mostly, for guarantee constructor's safety, just be indispensable to construction platform's protection design.

As shown in fig. 1-4, the utility model provides a movable construction platform, which is mainly connected through a movable support 20 and a fixed support 30 and then moved to be arranged above an installation pedestal 10 to realize the movement of the construction platform relative to the installation pedestal 10, so as to meet the requirements of constructors for different working procedure construction positions.

The movable bracket 20 includes a first bracket 21, a movable rail 22, a first cushion 23, a weight 24, a limiting member 25, and a first connecting member 26, and the first bracket 21 further includes a first cross bar 211, a first connecting rod, a vertical strut 212, and a roller 213. The moving rail 22 is provided on the mounting base 10, and the first bracket 21 is movably provided on the moving rail 22. The first support 21 is further provided with an accommodating chamber, the first cushion pad 23 is laid on a supporting surface of the accommodating chamber, and the weight 24 is arranged on the first cushion pad 23.

The fixed bracket 30 includes a second bracket 31, a second cushion 32, a second connector 33 and a guardrail 34, and the second bracket 31 includes a work platform, a climbing ladder, a connecting platform and two protection structures, specifically, a first diagonal bar 311, a second diagonal bar 312, a second cross bar 313, a second connecting bar and a supporting bar 314. In the vertical direction, the work platform is positioned lower than the mounting base 10, and the attachment platform is positioned higher than the mounting base 10, while the attachment platform is detachably attached to the first bracket 21. The ladder of crawling extends along vertical direction, and both ends are connected respectively in operation platform and connecting platform, and two protective structure then set up in the both sides of ladder horizontal direction of crawling.

Because movable support 20 and fixed bolster 30 can be dismantled through first support 21 and connection platform and be connected, be convenient for change the maintenance to the dismouting of construction platform, and movable support 20 can freely remove on removing track 22, can satisfy the demand of different construction positions. Be provided with the ladder of crawling on the fixed bolster 30, both sides are equipped with protective structure, and personal safety when the climbing ladder of protection constructor that can furthest.

Set up the blotter respectively on movable support 20 and fixed bolster 30 for constructor and the not fragile accommodation chamber holding surface of weight 24 and operation platform, the setting of weight 24 also makes construction platform more stable simultaneously, difficult skew. In addition, the operation platform is arranged to be lower than the installation pedestal 10, and the connecting platform is arranged to be higher than the installation pedestal 10, so that the operation area is in the middle area of the construction platform, the operation difficulty of constructors is further reduced, and the operation efficiency is improved.

As shown in fig. 1, the construction platform in this embodiment mainly includes two parts, namely a movable support 20 and a fixed support 30, which are detachably connected, so as to facilitate the disassembly, assembly and routine maintenance of the construction platform. Movable support 20 and fixed bolster 30 movably set up on installing pedestal 10 after fixed connection, can satisfy the demand to different operating position in the work progress, wherein installing pedestal 10 is the bridge main part that constructor mainly implemented the operation, specifically can confirm construction platform's the mounted position according to actual need.

As shown in fig. 2 and 3, the moving bracket 20 includes a first bracket 21, the first bracket 21 includes a receiving chamber, and a plurality of first cross bars 211, vertical struts 212, and first connecting bars form the receiving chamber. Specifically, in the present embodiment, the plurality of first cross bars 211 are arranged in parallel and spaced apart from each other. Every two first connecting rods are a group, and the two first connecting rods of each group are parallel to each other and fixedly arranged at two ends of the first cross rods 211, wherein the first connecting rods and the first cross rods 211 can be connected by welding or fixedly connected by bolts or other modes, so that the positions of the first cross rods 211 are limited.

As shown in fig. 3, each set of the first connecting rods and the plurality of first cross rods 211 form a frame, and the two frames are arranged in parallel and spaced apart and connected by vertical support rods 212. Two vertical support rods 212 form a group, each group of vertical support rods 212 is arranged in parallel at intervals, the two groups of vertical support rods 212 are fixedly connected to the top angles of the two frames which correspond to each other in parallel, and the accommodating chamber is positioned between the two groups of vertical support rods 212. The accommodating chamber provides a placing space for the weight 24 and shields the weight, so that the influence of the change of the working environment on the use process of the weight 24 is avoided, and the service life of the weight 24 is further prolonged.

A frame formed by the plurality of first cross bars 211 and the first connecting bars is provided as a supporting surface, i.e., a bottom surface of the receiving chamber. As shown in fig. 2, the first cushion pad 23 is laid on the supporting surface, specifically, the first cushion pad 23 may be a bamboo plywood in this embodiment, and on the basis of reducing weight, the supporting surface is further reinforced, so that the supporting surface has a certain toughness, can bear heavy objects, is not easy to be damaged, and makes the weight 24 not easy to shift.

Specifically, the weight 24 is arranged on the first cushion pad 23 and placed in the accommodating chamber, in this embodiment, the weight 24 may be iron sand or stone for balancing the whole construction platform, and at the same time, it is ensured that the platform does not topple when a constructor works on the construction platform; when the movable bracket 20 moves on the mounting base 10, the platform does not shake.

As shown in fig. 2 and 3, the moving rails 22 are provided on the mounting base 10, and two moving rails 22 are provided, and the two moving rails 22 are provided in parallel and spaced apart. Two sets of vertical struts 212 constituting the accommodation chamber extend toward the mounting pedestal 10, each set of vertical struts 212 is correspondingly disposed on one moving rail 22, and each set of vertical struts 212 is movably connected to the moving rail 22. In particular, the first bracket 21 is provided with rollers 213, one roller 213 being provided at each extension of the vertical struts 212. And the moving track 22 is provided with a long groove, and the roller 213 is limited in the long groove and can roll along the length direction of the long groove, so as to limit the moving direction and the moving track of the first bracket 21 on the moving track 22.

Further, in this embodiment, the two end openings of the elongated slot are respectively provided with a limiting member 25 to limit the rolling range of the roller 213 on the moving rail 22, and the length of the moving rail 22 and the position of the limiting member 25 are designed according to the length of the installation pedestal 10 and the fluctuation range of the position change during actual operation, so as to better meet the requirements of the construction site.

Optionally, a self-locking structure is arranged on the roller 213, so that when the movable support 20 is fixed at a certain position, after the self-locking structure is opened, the whole construction platform is fixed, the platform is more stable when the constructor moves on the construction platform for operation, and the safety of the constructor is further guaranteed. The self-locking structure may be implemented by a ratchet or a spring, and in other embodiments, other self-locking structures may be selected to fix the position of the construction platform relative to the installation base 10.

As shown in fig. 3, another frame of the first connecting rods and the first cross bar 211 is provided on the top of the moving bracket 20, in which the two first connecting rods extend toward the fixed bracket 30 in this application, so that the connecting platform with the fixed bracket 30 can be detachably connected.

A first link 26 is provided on the first bracket 21 of the moving bracket 20, and specifically, as shown in fig. 2, two first links 26 are provided at the top of the moving bracket 20 at the extension of the two first connecting rods in the present embodiment. Optionally, the first connecting element 26 is configured as a square plate, and the square plate is provided with a plurality of first connecting holes, specifically, four first connecting holes may be provided, and positions of the four first connecting holes are symmetrically distributed about a center of the square plate, and may also be configured as a plurality of first connecting holes in other embodiments, and the positions are selected as needed. When the moving bracket 20 and the fixed bracket 30 are coupled, the first coupling member 26 may be coupled to the coupling platform of the fixed bracket 30 through the first coupling hole using a fastener.

As shown in fig. 3 and 4, the fixed bracket 30 includes a second bracket 31, and the second bracket 31 includes a connection platform, a climbing ladder, two protection structures, and a work platform. Wherein the connecting platform is detachably connected to the first connecting pieces 26 on the first support 21, and specifically, the connecting platform is composed of a plurality of second cross bars 313, two second connecting bars, and two second connecting pieces 33 in this embodiment. The plurality of second cross bars 313 are parallel to each other and spaced apart from each other, and the two second connecting bars are parallel to each other and fixed at both ends of the plurality of second cross bars 313 and extend toward the moving bracket 20. Two second connectors 33 are provided on the second bracket 31, the second connectors 33 being provided in this embodiment at the extension of the second connecting rods.

Alternatively, the second connecting member 33 is configured as a square plate, and a plurality of second connecting holes are disposed on the square plate, specifically, one-to-one correspondence with the first connecting holes on the first connecting member 26. As shown in fig. 3, the fastener can fixedly connect the second connecting member 33 and the first connecting member 26 through the first connecting hole and the second connecting hole, so as to detachably connect the movable bracket 20 and the fixed bracket 30.

As shown in fig. 3, after the movable bracket 20 and the fixed bracket 30 are connected, the connection platform is disposed higher than the mounting base 10 in the vertical direction, and particularly, needs to be higher than the upper surface of the mounting base 10. After the connecting platform is connected with the first support 21, the position of the connecting platform is set to influence the size of the space of the accommodating chamber, and further influence the storage quantity of the balance weights 24 in the accommodating chamber and the overall stability of the construction platform.

As shown in fig. 3, a plurality of second cross bars 313 and two support bars 314 constitute a climbing ladder. In this embodiment, the climbing ladder extends in the vertical direction and is connected at both ends to the work platform and the connecting platform, respectively. Specifically, the ladder of crawling and connecting platform pass through two bracing pieces 314 and two second connecting rod ports one-to-one and mutually perpendicular fixed connection, and the constructor of being convenient for removes to work platform through the ladder of crawling on, carries out the operation to installation pedestal 10.

Further, as shown in fig. 4, in order to enable constructors to be well protected in the process of using the climbing ladder, two protection structures are arranged on two sides of the climbing ladder in the horizontal direction. In this embodiment, the shielding structure is constituted by a first diagonal bar 311 and a second diagonal bar 312. The two ends of the first inclined rod 311 are respectively connected to the connecting platform and the crawling ladder, the two ends of the second inclined rod 312 are respectively connected to the working platform and the crawling ladder, and optionally, the first inclined rod 311 and the second inclined rod 312 are welded and fixed to the crawling ladder, the connecting platform and the working platform. The climbing ladder, the connecting platform and the operation platform are fixedly connected, so that the whole fixed support 30 is better and stable, and the structural strength is higher.

Specifically, the first diagonal bar 311 and the second diagonal bar 312 are steel plates, and may be configured as an arc-shaped plate, a fence structure, or other forms in other embodiments. Make constructor when using the ladder of crawling, health both sides all are by protective structure cladding, avoid the high altitude to fall, guarantee personnel's safety.

As shown in fig. 3, the work platform is constituted by a plurality of second cross bars 313 and two second connecting bars. When the crawling ladder is connected with the operation platform, the two support rods 314 are in one-to-one correspondence with the two second connecting rod ports of the operation platform and are fixedly connected in a mutually perpendicular manner. The work platform is thus parallel to the mounting base 10, which facilitates the constructor performing work on the work platform in a parallel view.

Further, in the vertical direction, the position of work platform sets up to be less than installation pedestal 10, specifically, needs to be less than the lower surface of installation pedestal 10 to this satisfies human engineering, realizes that constructor stands and can carry out the operation on the work platform bottom surface without crooked or bed hedgehopping, avoids tired operation, improves the operating efficiency.

As shown in fig. 4, the second cushion pad 32 is laid on the work platform, specifically, the second cushion pad 32 is configured as a bamboo plywood in this embodiment, and on the basis of reducing weight, the gap on the bottom surface is filled, so that the potential safety hazard of the constructor standing on the work platform is reduced, and meanwhile, the friction between the feet of the constructor and the work platform is increased, and accidents such as falling from high altitude are avoided.

Further, a guardrail 34 is also arranged on the working platform. Guardrail 34 sets up between work platform and installation pedestal 10, and the guardrail both sides extend to protective structure and work platform junction to this realization is to constructor's 360 degrees cladding protection.

Meanwhile, the lower end of the guardrail 34 is fixedly connected with the operation platform, and the upper end extends to the lower part of the installation pedestal 10, specifically, is not higher than the lower surface of the installation pedestal 10, so as to prevent the construction platform from rubbing against the installation pedestal 10 in the moving process to block the moving or damage the platform.

The installation process comprises the following steps:

first, the movable rail 22 is placed on the mounting base 10, the stoppers 25 are mounted on both ends of the movable rail, and the rollers 213 of the first bracket 21 are placed in correspondence with the long grooves of the movable rail 22.

Then, a first cushion 23 is placed on the bottom surface of the receiving chamber of the moving bracket 20, and a weight 24 is placed on the first cushion 23.

Then, the fastener is inserted into the first connection hole and the second connection hole and fixed, and the movable bracket 20 and the fixed bracket 30 are fixedly connected.

And finally, placing a second cushion pad 32 on the operation platform to finish the integral installation of the construction platform.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. This need not be, nor should it be exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims (10)

1. A mobile construction platform, comprising:

the movable support (20) comprises a first support (21), a movable rail (22), a first buffer pad (23) and a counterweight (24), the movable rail (22) is arranged on the installation pedestal (10), the first support (21) is movably arranged on the movable rail (22), an accommodating chamber is arranged on the first support (21), the first buffer pad (23) is laid on a supporting surface of the accommodating chamber, and the counterweight (24) is arranged on the first buffer pad (23);

fixed bolster (30), fixed bolster (30) include second support (31) and second blotter (32), second support (31) are including work platform, the ladder of crawling, connection platform and two protective structure, in vertical direction, work platform's position is less than installation pedestal (10), connection platform's position is higher than installation pedestal (10) and detachably connect in first support (21), the ladder of crawling extends along vertical direction, both ends connect respectively in work platform with connection platform, two protective structure set up in the ladder horizontal direction's both sides of crawling, second blotter (32) are laid on the work platform.

2. The mobile construction platform according to claim 1, wherein the first support (21) comprises a plurality of first cross bars (211), the plurality of first cross bars (211) being arranged parallel to each other and spaced apart to form the support surface.

3. The mobile construction platform according to claim 1, wherein the first support (21) comprises a plurality of vertical struts (212), the housing is located between the plurality of vertical struts (212), and bottom ends of the vertical struts (212) are movably disposed on the moving track (22).

4. The movable construction platform according to claim 3, wherein the first support (21) comprises rollers (213), one roller (213) is arranged at the bottom end of each vertical support rod (212), a long groove is arranged on the moving track (22), and the rollers (213) are limited in the long groove and can roll along the length direction of the long groove.

5. The movable construction platform according to claim 4, wherein the movable support (20) further comprises a limiting member (25), and the limiting members (25) are respectively arranged at openings at two ends of the elongated slot.

6. The movable construction platform according to claim 3, wherein the movable rails (22) are provided in two, two of the movable rails (22) are arranged in parallel and spaced apart, the plurality of vertical struts (212) are divided into two groups, and each group of the vertical struts (212) is movably arranged on one of the movable rails (22).

7. The mobile construction platform of claim 1, wherein the mobile frame (20) further comprises a first connector (26) disposed on the first frame (21), the fixed frame (30) further comprises a second connector (33) disposed on the second frame (31), and the first connector (26) and the second connector (33) are fixed by a fastener.

8. The mobile construction platform of claim 1, wherein the protection structure comprises a first diagonal (311) and a second diagonal (312), both ends of the first diagonal (311) are connected to the connection platform and the climbing ladder, respectively, and both ends of the second diagonal (312) are connected to the working platform and the climbing ladder, respectively.

9. Mobile construction platform according to claim 6, wherein said fixed support (30) further comprises a guardrail (34), said guardrail (34) being arranged on said work platform.

10. Mobile construction platform according to any of claims 1-9, wherein the first cushion (23) and the second cushion (32) are both bamboo plywood.

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