CN210857973U

CN210857973U - Folding scaffold guardrail

Info

Publication number: CN210857973U
Application number: CN201921320646.2U
Authority: CN
Inventors: 蒋亚鑫
Original assignee: CSCEC Strait Construction and Development Co Ltd
Current assignee: CSCEC Strait Construction and Development Co Ltd
Priority date: 2019-08-15
Filing date: 2019-08-15
Publication date: 2020-06-26
Anticipated expiration: 2029-08-15

Abstract

The utility model relates to a foldable scaffold guardrail, which comprises a plurality of guardrail units connected with each other through a connecting mechanism; each guardrail unit comprises a main guardrail and an auxiliary guardrail which are hinged with each other; the main fence and the auxiliary fence respectively comprise a first connecting rod and a second connecting rod which are arranged in parallel up and down; a plurality of supporting strips are vertically connected between the first connecting rod and the second connecting rod; the upper end and the lower end of each supporting bar are respectively hinged with the first connecting rod and the second connecting rod through a hinge mechanism; and a fixing part for enabling the vertical supporting rod of the scaffold guardrail to pass through is fixed on the guardrail unit positioned at the outermost side of the scaffold guardrail.

Description

Folding scaffold guardrail

Technical Field

The utility model relates to a protective device technical field for the construction, concretely relates to folding scaffold guardrail.

Background

The scaffold is various supports which are erected for workers to operate and solve vertical and horizontal transportation on a construction site, and is commonly used in places where the height of an upper outer wall layer of a building site is high and direct construction cannot be achieved.

At present, most of the existing engineering construction is multi-layer, especially high-rise frame or shear wall structure building, workers usually need to stand on a construction platform erected by a movable scaffold to carry out various construction activities, for constructors, edge safety protection of the scaffold is an important content of safety production, no guard rails are arranged around most of scaffold working platforms, the scaffold working platforms belong to edge operation without protection, and construction workers on the platforms easily step empty, and materials, tools and the like easily fall off; even if the scaffold that has the installation rail guard is mostly set up the inboard with the scaffold and is established the down tube support or add along the limit post and establish the steel pipe column hoop, also only through screwed connection between adjacent single tube and the support column, and the factor of safety of single tube or support column is lower, and the dismouting is wasted time and energy.

SUMMERY OF THE UTILITY MODEL

For solving the problem among the above-mentioned prior art, the utility model provides a folding scaffold frame guardrail through detachable fixed connection scaffold frame guardrail all around at the scaffold frame of setting up, solves the problem that current scaffold frame work platform construction faces limit protection factor of safety low, guarantees high altitude construction personnel's personal safety, and the scaffold frame is collapsible and detachable simultaneously, conveniently builds and removes the transportation.

The technical scheme of the utility model as follows:

a foldable scaffold guardrail comprises a plurality of guardrail units which are connected with each other through a connecting mechanism; each guardrail unit comprises a main guardrail and an auxiliary guardrail which are hinged with each other; the main fence and the auxiliary fence respectively comprise a first connecting rod and a second connecting rod which are arranged in parallel up and down; a plurality of supporting strips are vertically connected between the first connecting rod and the second connecting rod; the upper end and the lower end of each supporting bar are respectively hinged with the first connecting rod and the second connecting rod through a hinge mechanism; and a fixing part for enabling the vertical supporting rod of the scaffold guardrail to pass through is fixed on the guardrail unit positioned at the outermost side of the scaffold guardrail.

Further, coupling mechanism is including fixing on main fence and keeping away from the pin thread on the side support bar of assisting the fence and fixing the box on assisting the fence and keeping away from the side support bar of main fence, and the main fence of adjacent guardrail unit can be pegged graft fixedly and then connect two guardrail units with pin thread and box on assisting the fence.

Furthermore, the female buckle comprises a hollow inverted U-shaped shell and a buckle tongue, wherein the shell is fixed on the support bar and is in a shape of Chinese character ji; the side end of the shell is provided with an opening, and the front end of the shell is provided with a notch extending towards the rear end of the shell; the buckle tongue is pivoted in the inner cavity of the shell and can pass through the opening to realize front and back rotation; the part of the buckle tongue penetrating out of the opening is provided with a lifting handle which is propped against the edge of the opening; the part of the buckle tongue, which is positioned in the inner cavity of the shell, is provided with a tongue piece, and the tongue piece is positioned at the notch; the male buckle is a vertical rod, is positioned in the inner cavity of the shell, is parallel to the supporting strip and penetrates through the female buckle to realize fixation.

Furthermore, the front end of the tongue piece is provided with an inclined plane, and the inclination of the inclined plane is inclined from outside to inside; the tongue piece and the shell are provided with bolt holes with internal threads, and a fastening bolt penetrates through the bolt holes in sequence to be locked.

Further, the hinge mechanism comprises a first connecting column fixed on the first connecting rod and a second connecting column fixed on the second connecting rod; hinge holes are formed in the first connecting column and the second connecting column; the upper end and the lower end of the supporting bar are hinged with the first connecting rod and the second connecting rod after the hinged nuts respectively penetrate through the hinged holes.

Furthermore, the mounting is "concave" type, and the through-hole has been seted up to one side of mounting, and the bolt passes the through-hole and then fixes the guardrail unit between two montants of scaffold.

The utility model has the advantages that:

1. the utility model discloses a scaffold guardrail is detachably connected around scaffold work platform, solves the problem that current scaffold work platform construction faces frontier defense and protects factor of safety low, guarantees high altitude construction personnel's personal safety.

2. The utility model discloses a scaffold guardrail can be according to the in service behavior of construction scaffold on the building site of difference, dismantles or extends a plurality of guardrail unit through fixing the coupling mechanism on every guardrail unit outside support bar, adjusts the length of guardrail.

3. The support bar of the scaffold guardrail and the first connecting rod and the second connecting rod which are arranged in parallel are hinged through the hinge mechanism, so that the first connecting rod and the second connecting rod can be compressed after the guardrail is used, the occupied area of the guardrail is reduced, and the transportation is convenient; meanwhile, the guardrail units of the scaffold are detachably connected, the main fence and the auxiliary fence of each guardrail unit are foldable, the adjacent guardrail units can be detached after the scaffold is used, the main fence and the auxiliary fence are folded, the occupied area of the guardrail is reduced and moved, and transportation is facilitated.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a schematic structural view of the connection between adjacent guard rails in the present invention;

fig. 3 is a schematic structural view of a guardrail unit in the present invention;

fig. 4 is a schematic structural view of the female buckle of the present invention;

FIG. 5 is a schematic structural view of the middle buckle tongue of the present invention;

fig. 6 is a schematic view of the fitting structure of the male and female fasteners of the present invention;

FIG. 7 is a schematic view of the operation process of the female buckle of the present invention;

fig. 8 is the utility model discloses well mounting supports the schematic diagram that the montant is connected with the scaffold guardrail.

The reference numbers in the figures denote:

1. a guardrail unit; 11. a main column; 12. auxiliary columns; 13. a first link; 14. a second link; 15. a supporting strip; 21. a male buckle; 22. a female buckle; 23. a housing; 24. a buckle tongue; 241. a hinge point; 25. an opening; 26. a notch; 27. a handle; 28. a tongue piece; 29. bolt holes; 291. fastening a bolt; 3. a hinge mechanism; 31. a first connecting column; 32. a second connecting column; 33. a hinged nut; 41. a vertical support rod; 5. a fixing member; 51. and a through hole.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1 to 8, a foldable scaffold guard rail includes a plurality of guard rail units 1 connected to each other by a connection mechanism; each guardrail unit 1 comprises a main fence 11 and an auxiliary fence 12 which are hinged with each other, the main fence 11 and the auxiliary fence 12 can be folded, the main fence 11 and the auxiliary fence 12 respectively comprise a first connecting rod 13 and a second connecting rod 14 which are arranged in parallel up and down, a plurality of supporting bars 15 are vertically connected between the first connecting rod 13 and the second connecting rod 14, the first connecting rod 13, the second connecting rod 14 and the supporting bars 15 jointly form a fence of the guardrail, and the upper end and the lower end of each supporting bar 15 are respectively hinged with the first connecting rod 13 and the second connecting rod 14 through a hinge mechanism 3; the guardrail unit 1 at the outermost side of the scaffold guardrail is fixed with a fixing part 5 for the vertical support rod 41 of the scaffold guardrail to pass through.

Further, the connecting mechanism comprises a male buckle 21 fixed on the side support bar 15 of the main rail 11 and far away from the auxiliary rail 12 and a female buckle 22 fixed on the side support bar 15 of the auxiliary rail 12 far away from the main rail 11, and the main rail 11 of the adjacent guardrail unit 1 and the male buckle 21 and the female buckle 22 on the auxiliary rail 12 can be fixedly inserted and connected with the two guardrail units 1; therefore, the length of the whole guardrail can be adjusted according to the actual operation condition, and the guardrail unit 1 is detached and connected through the matching of the male buckle 21 and the female buckle 22.

Further, the female buckle 22 comprises a hollow inverted-V-shaped shell 23 and a buckle tongue 24, which are fixed on the support bar 15; the side end of the shell 23 is provided with an opening 25, and the front end is provided with a notch 26 extending to the rear end of the shell 23; the latch 24 is pivoted in the inner cavity of the shell 23 and can rotate back and forth through the opening 25; the part of the buckle tongue 24 penetrating out of the opening 25 is provided with a handle 27, and the handle 27 is abutted against the edge of the opening 25; a tongue piece 28 is arranged on the part of the buckle tongue 24 positioned in the inner cavity of the shell 23, the tongue piece 28 is positioned at the notch 26, an inclined plane 281 is arranged at the front end of the tongue piece 28, the inclination of the inclined plane 281 inclines from outside to inside, and the male buckle 21 is conveniently clamped in the notch 26 of the female buckle 22; the tongue piece 28 and the shell 23 are provided with bolt holes 29 with internal threads, and a fastening bolt 291 penetrates through the bolt holes 29 in sequence for locking; the male buckle 21 is a vertical rod, is positioned in the inner cavity of the shell 23, is parallel to the support strip 15, and passes through the female buckle 22 to realize fixation; the male buckle 21 can be vertically inserted into the bolt hole 29 of the tongue plate 28, the handle 27 is rotated, the buckle tongue 24 rotates around the hinge point 241, the tongue plate 28 moves downwards to surround the male buckle 21, the male buckle 21 is locked, and the fastening bolt 291 penetrates through the tongue plate 28 and the bolt hole 29 on the shell 23 for position fixing, so that the male buckle 21 and the female buckle 22 are locked.

Further, the hinge mechanism 3 includes a first connecting column 31 fixed on the first link 13 and a second connecting column 32 fixed on the second link 14; the first connecting column 31 and the second connecting column 32 are provided with hinge holes; the hinge nuts 33 respectively penetrate through the hinge holes to realize the hinge connection of the upper end and the lower end of the support bar 15 and the first connecting rod 13 and the second connecting rod 14.

Further, the fixing part 5 is of a concave shape, a through hole 51 is formed in one side of the fixing part 5, and a bolt penetrates through the through hole 51 to fix the guardrail unit 1 between the two vertical support rods 41 of the scaffold, so that the guardrail is finally fixed.

The utility model discloses a theory of operation:

firstly, after a scaffold is built, selecting the number of guardrail units 1 to be spliced according to the length of the scaffold, so that the formed guardrail can meet the requirements of the scaffold;

secondly, inserting the male buckle 21 of the previous guardrail unit 1 into the female buckle 22 of the next guardrail unit 1, and connecting the adjacent guardrail units 1; the male buckle 21 can be vertically inserted into the bolt hole 29 of the tongue piece 28, the handle 27 is rotated by stirring, the buckle tongue 24 rotates around the hinge point, the tongue piece 28 moves downwards to surround the male buckle 21, the male buckle 21 is locked, and then a fastening bolt 291 sequentially penetrates through the bolt hole 29 to be fixed in position, so that the male buckle 21 and the female buckle 22 are locked;

finally, the guardrail units 1 connected end to end are fixed on the vertical support rods 41 of the two scaffolds, the vertical support rods 41 are clamped into the grooves of the concave fixing pieces 5, and the bolts penetrate through the through holes 51 on the fixing pieces 5 so as to fix the guardrail units 1 between the two vertical support rods 41 of the scaffolds.

It is right above that the embodiment of the utility model provides a folding scaffold guardrail introduces in detail, to the technical staff in the field, according to the utility model discloses the thought of embodiment all has the change part with neotype limit on concrete implementation and application scope, to sum up, this specification content should not be understood as this reality.

Claims

1. A folding scaffold guardrail which characterized in that: comprises a plurality of guardrail units (1) which are connected with each other through a connecting mechanism; each guardrail unit (1) comprises a main guardrail (11) and an auxiliary guardrail (12) which are hinged with each other; the main fence (11) and the auxiliary fence (12) both comprise a first connecting rod (13) and a second connecting rod (14) which are arranged in parallel up and down; a plurality of supporting strips (15) are vertically connected between the first connecting rod (13) and the second connecting rod (14); the upper end and the lower end of each supporting bar (15) are respectively hinged with the first connecting rod (13) and the second connecting rod (14) through a hinge mechanism (3); the guardrail unit (1) positioned at the outermost side of the scaffold guardrail is fixed with a fixing piece (5) for the vertical support rod (41) of the scaffold guardrail to pass through.

2. A collapsible scaffolding guardrail as claimed in claim 1, wherein: coupling mechanism is including fixing on main fence (11) and keeping away from pin thread (21) on the side support bar (15) of assisting fence (12) and fixing box (22) on assisting fence (12) keep away from side support bar (15) of main fence (11), and the main fence (11) of adjacent guardrail unit (1) can be pegged graft fixedly and then connect two guardrail units (1) with pin thread (21) and box (22) on assisting fence (12).

3. A collapsible scaffolding guardrail as claimed in claim 2, wherein: the female buckle (22) comprises a hollow inverted-V-shaped shell (23) and a buckle tongue (24), wherein the inverted-V-shaped shell is fixed on the support bar (15); an opening (25) is formed in the side end of the shell (23), and a notch (26) extending towards the rear end of the shell (23) is formed in the front end of the shell; the buckle tongue (24) is pivoted in the inner cavity of the shell (23) and can pass through the opening (25) to realize front and back rotation; a handle (27) is arranged on the part of the buckle tongue (24) penetrating out of the opening (25), and the handle (27) is abutted against the edge of the opening (25); the part of the buckle tongue (24) positioned in the inner cavity of the shell (23) is provided with a tongue piece (28), and the tongue piece (28) is positioned at the notch (26); the male buckle (21) is a vertical rod, is positioned in the inner cavity of the shell (23) and is parallel to the supporting strip (15), and penetrates through the female buckle (22) to realize fixation.

4. A collapsible scaffolding guardrail as claimed in claim 3, wherein: the front end of the tongue piece (28) is provided with an inclined surface (281), and the inclination of the inclined surface (281) inclines from outside to inside; the tongue piece (28) and the shell (23) are provided with bolt holes (29) with internal threads, and a fastening bolt (291) penetrates through the bolt holes (29) in sequence to be locked.

5. A collapsible scaffolding guardrail as claimed in claim 1, wherein: the hinge mechanism (3) comprises a first connecting column (31) fixed on the first connecting rod (13) and a second connecting column (32) on the second connecting rod (14); the first connecting column (31) and the second connecting column (32) are provided with hinge holes; the upper end and the lower end of the support bar (15) are hinged with the first connecting rod (13) and the second connecting rod (14) after the hinged nuts (33) respectively penetrate through the hinged holes.

6. A collapsible scaffolding guardrail as claimed in claim 1, wherein: the fixing piece (5) is concave, a through hole (51) is formed in one side of the fixing piece (5), and a bolt penetrates through the through hole (51) to fix the guardrail unit (1) between the two vertical supporting rods (41) of the scaffold.