CN210563516U - Movable edge-facing operation anti-falling device for large-span structure - Google Patents

Movable edge-facing operation anti-falling device for large-span structure Download PDF

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Publication number
CN210563516U
CN210563516U CN201921225322.0U CN201921225322U CN210563516U CN 210563516 U CN210563516 U CN 210563516U CN 201921225322 U CN201921225322 U CN 201921225322U CN 210563516 U CN210563516 U CN 210563516U
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China
Prior art keywords
outer suspension
support
span structure
falling device
base
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CN201921225322.0U
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Chinese (zh)
Inventor
熊晟
吴斯婷
季旸
丁林聚
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China Construction First Group Corp Ltd
Third Construction Co Ltd of China Construction First Group Co Ltd
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China Construction First Group Corp Ltd
Third Construction Co Ltd of China Construction First Group Co Ltd
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Abstract

The utility model provides a be used for large-span structure movable to face limit operation anti-falling device, includes support, safety net and balancing weight, the bottom at the support is placed to the balancing weight, the safety net is installed on the support, the support includes the base, immediately supports and outer suspension support install the universal wheel on the base, immediately support two, the front and back symmetry is fixed on the base, immediately support including pole setting and a plurality of bracing piece, fixed connection between pole setting and the a plurality of bracing piece, the utility model discloses but wide application in various large-span structures face limit operation below floor, the installation is swift convenient, and it is convenient to remove, labour saving and time saving, and the security is fabulous, can guarantee to furthest that the top faces limit operation personnel's safety.

Description

Movable edge-facing operation anti-falling device for large-span structure
Technical Field
The utility model relates to a building field relates to an anti-falling device, concretely relates to be used for movable of large-span structure to face limit operation anti-falling device.
Background
At present, various high-rise houses, commercial complex face limit operation and increase day by day, according to traditional way, for guaranteeing to face limit operation safety, traditional way is for using the steel pipe to pass through fastener and frame side post fixed, hang out the structure edge with the down tube after installing the safety net on facing the down tube mutually, nevertheless in large-span structure, it is far away to face frame post interval mutually, can't guarantee the bearing capacity of safety net, there is great potential safety hazard, and fastener, steel pipe assembly and disassembly are comparatively inconvenient, man-hour to the manual work, the cost consumes greatly. Especially, when large-span structures such as markets and the like are subjected to edge operation, the lower part of the safety net cannot guarantee the bearing capacity by using a traditional safety net fixing method, great potential safety hazards exist, the installation and disassembly processes are complex, and a large amount of labor and construction period are consumed. Therefore, in order to ensure the personal safety of the upper limb operating personnel in the large-span structure and save labor and construction period cost to the maximum extent, an anti-falling device which is convenient to mount and dismount and firm in bearing is urgently needed at present.
Disclosure of Invention
In order to solve the prior technical problem, the utility model provides a be used for large-span structure movable to face limit operation anti-falling device.
In order to achieve the above object, the utility model provides a following scheme: the utility model provides a be used for limit operation anti-falling device is faced to large-span structure movable, its characterized in that: comprises a bracket, a safety net and a balancing weight;
the bracket comprises a base, a vertical support and an outer suspension support;
the base comprises a balance weight support rod, a support cross rod and a bottom longitudinal rod, the support cross rod is positioned at the left end of the base, the balance weight support rods are at least two and positioned at the right end of the bottom and used for placing at least three balance weights, and universal wheels are further mounted on the base;
the two vertical supports are symmetrically fixed on the base in the front-back direction and comprise vertical rods and supporting rods, and the vertical rods are fixedly connected with the supporting rods;
the outer suspension support comprises an outer suspension cross bar and outer suspension inclined struts, the two outer suspension supports are respectively fixed on the two vertical supports, one ends of the outer suspension inclined struts are fixedly connected with the vertical supports, one ends of the outer suspension cross bar are fixedly connected with the vertical supports, the other ends of the outer suspension cross bar are fixedly connected with the outer suspension inclined struts, the outer suspension cross bar and the outer suspension inclined struts extend out of the vertical supports, the outer suspension cross bar is enabled to have a preset suspension length L, and a groove is formed in the middle of the inner side of the outer suspension cross bar along the axial side direction;
the safety net is rectangular, four corners of the safety net are respectively installed on the pulleys, the pulleys are embedded into the grooves in the inner sides of the outer suspension cross bars, the length of the safety net is less than or equal to the overhanging length L of the outer suspension cross bars, and the width of the safety net is equal to the net width H between the outer suspension cross bars;
the fixed connection is detachable fixed connection.
Preferably, the vertical supports comprise supporting rods which are supporting cross rods, built-in diagonal rods, lower chord supports and diagonal supports, the vertical rods are perpendicular to the supporting cross rods, the vertical rods, the supporting cross rods, the built-in diagonal rods and bottom longitudinal rods of the base enclose a right trapezoid, one end of each lower chord support is fixedly connected with the vertical rods, the other end of each lower chord support is fixedly connected with the built-in diagonal rods, one end of each diagonal support is fixedly connected with the vertical rods, and the other end of each diagonal support is fixedly connected with the bottom longitudinal rods.
Preferably, the vertical rod is of a telescopic structure, a telescopic knob is arranged on the vertical rod, and the height of the vertical rod can be adjusted by rotating the telescopic knob according to the height of a building, so that the vertical rod is tightly propped against the side beam or the structural slab of the upper structure.
Preferably, the outer suspension cross bar is of a telescopic structure, and an adjustable knob is arranged on the outer suspension cross bar and used for adjusting the cantilever length L of the outer suspension cross bar outwards according to the edge of the upper building structure.
Preferably, the overhanging length L of the outer hanging transverse bars is 4m-6m, and the clear width H between the outer hanging transverse bars is 4m-6 m.
Preferably, the safety net is woven by hemp ropes.
Preferably, the universal wheel is provided with a limiting device, and the displacement of the universal wheel is limited by adjusting the limiting device after the whole device is pushed to a corresponding position.
Preferably, the balancing weight is a precast concrete block.
Preferably, the rod pieces used by the base, the vertical support and the outer suspension support are all square steel tubes.
Preferably, the detachable fixed connection is a bolt fixed connection
The utility model discloses use side's pipe component, through the bolt with each member fixed connection, at bottom installation universal wheel, overcome traditional anti-falling device installation, dismantle troublesome, once the unable removal of installation, the relatively poor shortcoming of turnover usability. The rear portion sets up precast concrete balancing weight, and four pulleys of installation are used for fixed safety net between the horizontal bar that hangs outward, and the horizontal bar that hangs outward is propped up from the below slant to the bracing that hangs outward, has improved the degree of safety of device. The stability of the device is ensured by utilizing the jacking action of the rear counterweight and the vertical rod on the upper-layer structural beam and the upper-layer structural plate, and the problem of poor bearing capacity of the traditional device in a large-span structure is solved.
The utility model discloses but wide application in various large-span structures, shock resistance is good, and the installation, dismantle conveniently, can remove at any time, has greatly improved the installation effectiveness who prevents weighing down the platform, has guaranteed to face limit operation personnel's safety.
Drawings
FIG. 1 is a schematic view of a movable type edge-facing operation anti-falling device for a large-span structure according to the embodiment;
FIG. 2 is a side view of FIG. 1;
FIG. 3 is a top view of FIG. 1;
fig. 4 is a schematic view of a stent structure.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions in the embodiments are described below clearly and completely with reference to the accompanying drawings, it should be noted that the drawings all adopt a very simplified form and all use non-precise proportions, and only serve to facilitate and clearly assist in describing the objects of the present invention.
As shown in fig. 1-4, the present invention provides the following solutions: a movable type edge-facing operation anti-falling device for a large-span structure comprises a support 1, a safety net 2 and a balancing weight 4, wherein the support 1 comprises a base 1.1, a vertical support 1.2 and an outer suspension support 1.3;
the base 1.1 comprises a supporting cross rod 1.1.1, counterweight support rods 1.1.2 and a bottom longitudinal rod 1.1.3, the supporting cross rod 1.1.1 is positioned at the left end of the base 1.1, the counterweight support rods 1.1.2 are two and positioned at the right end of the bottom 1.1 and used for placing counterweight blocks 4, the counterweight blocks 4 are precast concrete blocks with the size of 500mmx500mmx500mm and not less than three, universal wheels 5 with limiting devices are installed on the base 1.1, and after the whole device is pushed to a corresponding position, the displacement of the device is limited by adjusting the limiting devices;
the two vertical supports 1.2 are symmetrically fixed on the base 1.1 in a front-back manner, each vertical support comprises a vertical rod 1.2.1, a supporting cross rod 1.2.2, a built-in diagonal rod 1.2.3, a lower chord support 1.2.4 and a diagonal support 1.2.5, the vertical rod 1.2.1 is perpendicular to the supporting cross rod 1.2.2, the vertical rod 1.2.1, the supporting cross rod 1.2.2, the built-in diagonal rod 1.2.3 and a bottom longitudinal rod 1.1.3 of the base are enclosed to form a right trapezoid, one end of the lower chord support 1.2.4 is fixedly connected with the vertical rod 1.2.1, the other end of the lower chord support is fixedly connected with the built-in diagonal rod 1.2.3, one end of the diagonal support 1.2.5 is fixedly connected with the vertical rod 1.2.1, and the other end of the lower chord is fixedly connected with the bottom.
The pole setting 1.2.1 is extending structure, be equipped with flexible knob 7 on the pole setting 1.2.1, rotatory flexible knob 7 can be according to the height adjustment pole setting 1.2.1's of building height adjustment height, makes it and top structure boundary beam or structural slab top tight.
The outer suspension support 1.3 includes outer suspension whippletree 1.3.1 and outer suspension bracing 1.3.2, outer suspension support 1.3 is two, fixes respectively on two upright supports 1.2, the one end of outer suspension bracing 1.3.2 with stand and support 1.2 fixed connection.
The outer suspension horizontal bar is of a telescopic structure, an adjustable knob 6 is arranged on the outer suspension horizontal bar 1.3.1 and used for adjusting the cantilever length L of the outer suspension horizontal bar 1.3.1 outwards according to the edge of an upper building structure, the cantilever length L is 4m-6m, and the net width H between the outer suspension horizontal bars 1.3.1 is 4m-6 m. After the outer suspension inclined strut 1.3.2 and the vertical strut 1.2 are fixed, the length of the cross bar is finely adjusted by an adjusting knob 6 with the preset overhanging length L according to needs, so that one end of the outer suspension cross bar 1.3.1 is fixedly connected with the vertical strut 1.2, the other end of the outer suspension cross bar is fixedly connected with the outer suspension inclined strut 1.3.2, the outer suspension cross bar 1.3.1 and the outer suspension inclined strut 1.3.2 extend out of the vertical strut 1.2, and the middle part of the inner side of the outer suspension cross bar 1.3.1 is provided with a groove along the axial side direction;
the safety net 2 is woven by hemp ropes and is rectangular, the size of a single eyelet is 200mmx200mm, four corners of the safety net are respectively installed on pulleys 3, the pulleys are embedded into grooves in the inner sides of the outer suspension cross bars, the length of the safety net is slightly smaller than the overhanging length L of the outer suspension cross bars 1.3.1, and the width of the safety net is equal to the clear width H between the outer suspension cross bars 1.3.1;
the rod pieces used by the base, the vertical support and the external suspension support are Q235B 60mmx60mm square steel tubes,
the rod pieces are fixedly connected by bolts.
After the device is assembled, the telescopic knobs 7 on the vertical rods 1.2.1 are adjusted, the vertical rods extend to the top of the floor slab, and the vertical rods are tightly attached to the frame beams and tightly prop against the floor slab. Adjust adjustable knob 6 on the outstanding horizontal pole outward according to facing the limit operation condition, make safety net 2 coverage reach suitable size, adjust 3 fixed safety nets 2 of elasticity of pulley to place balancing weight 4 on the base.
The utility model discloses use side's pipe component, through the bolt with each member fixed connection, at bottom installation universal wheel, overcome traditional anti-falling device installation, dismantle troublesome, once the unable removal of installation, the relatively poor shortcoming of turnover usability. The rear portion sets up precast concrete balancing weight, and four pulleys of installation are used for fixed safety net between the horizontal bar that hangs outward, and the horizontal bar that hangs outward is propped up from the below slant to the bracing that hangs outward, has improved the degree of safety of device. The stability of the device is ensured by utilizing the jacking action of the rear counterweight and the vertical rod on the upper-layer structural beam and the upper-layer structural plate, and the problem of poor bearing capacity of the traditional device in a large-span structure is solved.
The utility model discloses but wide application in various large-span structures, shock resistance is good, and the installation, dismantle conveniently, can remove at any time, has greatly improved the installation effectiveness who prevents weighing down the platform, has guaranteed to face limit operation personnel's safety.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, without departing from the concept of the present invention, several variations and modifications can be made, which are within the protection scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (10)

1. The utility model provides a be used for limit operation anti-falling device is faced to large-span structure movable, its characterized in that: comprises a bracket, a safety net and a balancing weight;
the bracket comprises a base, a vertical support and an outer suspension support;
the base comprises a balance weight support rod, a support cross rod and a bottom longitudinal rod, the support cross rod is positioned at the left end of the base, the balance weight support rods are at least two and positioned at the right end of the bottom and used for placing at least three balance weights, and universal wheels are further mounted on the base;
the two vertical supports are symmetrically fixed on the base in the front-back direction and comprise vertical rods and supporting rods, and the vertical rods are fixedly connected with the supporting rods;
the outer suspension support comprises an outer suspension cross bar and outer suspension inclined struts, the two outer suspension supports are respectively fixed on the two vertical supports, one ends of the outer suspension inclined struts are fixedly connected with the vertical supports, one ends of the outer suspension cross bar are fixedly connected with the vertical supports, the other ends of the outer suspension cross bar are fixedly connected with the outer suspension inclined struts, the outer suspension cross bar and the outer suspension inclined struts extend out of the vertical supports, the outer suspension cross bar is enabled to have a preset suspension length L, and a groove is formed in the middle of the inner side of the outer suspension cross bar along the axial side direction;
the safety net is rectangular, four corners of the safety net are respectively installed on the pulleys, the pulleys are embedded into the grooves in the inner sides of the outer suspension cross bars, the length of the safety net is less than or equal to the overhanging length L of the outer suspension cross bars, and the width of the safety net is equal to the net width H between the outer suspension cross bars;
the fixed connection is detachable fixed connection.
2. The movable edge-facing work anti-falling device for the large-span structure according to claim 1, characterized in that: the support rod that the upright bracing included is for supporting horizontal pole, built-in down tube, lower chord support and bracing, the pole setting is perpendicular with supporting the horizontal pole, the bottom vertical pole of pole setting, support horizontal pole, built-in down tube and base encloses into a right trapezoid, lower chord support one end and pole setting fixed connection, the other end and built-in down tube fixed connection, bracing one end and pole setting fixed connection, between the other end and the bottom vertical pole fixed connection.
3. The movable edge-facing work anti-falling device for the large-span structure according to claim 1, characterized in that: the pole setting is extending structure, be equipped with flexible knob in the pole setting, rotatory flexible knob can be according to the height adjustment pole setting of building height adjustment's height, makes it and top structure boundary beam or structural slab top tight.
4. The movable edge-facing work anti-falling device for the large-span structure according to claim 1, characterized in that: the outer suspension cross bar is of a telescopic structure, and an adjustable knob is arranged on the outer suspension cross bar and used for adjusting the cantilever length L of the outer suspension cross bar outwards according to the edge of the upper building structure.
5. The movable edge-facing work anti-falling device for the large-span structure according to claim 1, characterized in that: the overhanging length L of the outer hanging transverse bars is 4m-6m, and the clear width H between the outer hanging transverse bars is 4m-6 m.
6. The movable edge-facing work anti-falling device for the large-span structure according to claim 1, characterized in that: the safety net is woven by hemp ropes.
7. The movable edge-facing work anti-falling device for the large-span structure according to claim 1, characterized in that: the universal wheel is provided with a limiting device, and the displacement of the whole device is limited by adjusting the limiting device after the whole device is pushed to a corresponding position.
8. The movable edge-facing work anti-falling device for the large-span structure according to claim 1, characterized in that: the balancing weight is a precast concrete block.
9. The movable type edge-facing operation anti-falling device for the large-span structure according to any one of claims 1 to 8, wherein: the rod pieces used by the base, the vertical support and the outer suspension support are all square steel tubes.
10. The movable edge-facing work anti-falling device for the large-span structure according to claim 1, characterized in that: the detachable fixed connection is bolt fixed connection.
CN201921225322.0U 2019-07-31 2019-07-31 Movable edge-facing operation anti-falling device for large-span structure Active CN210563516U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921225322.0U CN210563516U (en) 2019-07-31 2019-07-31 Movable edge-facing operation anti-falling device for large-span structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921225322.0U CN210563516U (en) 2019-07-31 2019-07-31 Movable edge-facing operation anti-falling device for large-span structure

Publications (1)

Publication Number Publication Date
CN210563516U true CN210563516U (en) 2020-05-19

Family

ID=70630660

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921225322.0U Active CN210563516U (en) 2019-07-31 2019-07-31 Movable edge-facing operation anti-falling device for large-span structure

Country Status (1)

Country Link
CN (1) CN210563516U (en)

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