CN217151521U - Telescopic folding type foundation pit edge protective railing - Google Patents

Abstract

The utility model discloses a flexible foldable foundation ditch faces limit protection railing comprises the guardrail unit, the guardrail unit includes pole setting, connecting piece, sleeve pipe and inserted bar, the pole setting is established subaerial, the connecting piece is established on the pole setting top, the both ends at the connecting piece are established to the inserted bar, the sleeve pipe cover is established on the inserted bar, and adjacent guardrail unit passes through sleeve pipe interconnect. The utility model is prefabricated into guardrail units and assembled on site to form the protective guardrail, solves the problems of high cost and long period existing in the prior fastener connecting guardrail, reduces the labor intensity, improves the protective capability of the guardrail and improves the safety; the multi-angle assembly of adjacent guardrail units is realized by the connecting pieces, the multi-angle assembly is suitable for terrains with different heights and foundation pits with different shapes, and the construction cost is further reduced.

Description

Telescopic folding type foundation pit edge protective railing

Technical Field

The utility model relates to a guard rail technical field, concretely relates to flexible foldable foundation ditch faces limit guard rail.

Background

At present, the temporary protection of the construction site is mainly formed by connecting steel pipes through fasteners, generally, the steel pipes in the horizontal direction are connected through butt fasteners, the horizontal steel pipes are connected with vertical rods through steering fasteners, and then the horizontal steel pipes and the vertical rods are connected with each other to form a guardrail unit. However, the temporary protection erection has the following problems that firstly, a large number of components are needed when the temporary protection is erected, the cost of the large number of components is high, the storage and the transportation are inconvenient, a large amount of labor force is needed for dismounting and mounting of colleagues, a long construction period is needed, and the construction cost is further increased; secondly, the operation difficulty of the connection of the fasteners is high, and the increase of the construction period is further aggravated; and finally, the safety stability of the handrail connected by the fastener is poor, so that certain potential safety hazards exist. The utility model provides a flexible foldable foundation ditch faces limit protection railing and solves above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model provides a flexible foldable foundation ditch faces limit protection railing adopts prefabricated production, has advantage with low costs, that the efficiency of construction is high.

The utility model provides a technical scheme that above-mentioned technical problem adopted is:

a telescopic folding type foundation pit edge-facing protective railing is composed of guardrail units, wherein each guardrail unit comprises a vertical rod, a connecting piece, a sleeve and an inserted rod, the vertical rods are arranged on the ground, the connecting pieces are arranged at the top ends of the vertical rods, the inserted rods are arranged at two ends of the connecting pieces, the sleeve is sleeved on the inserted rods, and the adjacent guardrail units are mutually connected through the sleeve;

the elastic clamping piece is arranged at the outer end of the inserted rod and comprises a spring and a clamping block, the clamping block is connected to the inserted rod through the spring, a clamping hole is formed in the end portion of the sleeve, and the clamping block is clamped in the clamping hole.

Further, the connecting piece includes mount pad and switching pole, mount pad fixed connection is on the pole setting top, switching pole swing joint rotates around the axis of mount pad in the mount pad, the switching pole is located the both sides of mount pad.

Further, the sleeve comprises an inner connecting pipe and an outer sleeve, the inner connecting pipe and the outer sleeve are respectively arranged at two ends of the guardrail unit, the outer end of the inner connecting pipe is provided with external threads, the outer end of the outer sleeve is provided with internal threads, and the outer end of the inner connecting pipe is connected into the outer end of the outer sleeve through threads.

Further, the bottom end of the vertical rod is provided with a base, and the base is fixed on the ground through bolts.

Furthermore, the inner end of the inserted bar is connected to the adapter bar through a pin shaft and rotates perpendicular to the axis of the pin shaft.

Furthermore, the clamping holes are formed in two ends of the sleeve.

The utility model discloses beneficial effect as follows:

the guardrail units are prefabricated and assembled on site to form the protective guardrail, so that the problems of high cost and long period existing in the existing fastener for connecting the guardrail are solved, the labor intensity is reduced, the protective capability of the guardrail is improved, and the safety is improved; the connecting pieces are arranged to realize multi-angle assembly of adjacent guardrail units, so that the guardrail units are suitable for terrains with different heights and foundation pits with different shapes, and the construction cost is further reduced;

the utility model discloses simple structure, connection reliable and stable, simple operation can effectively promote efficiency of construction and construction quality to the wholeness is stronger after accomplishing, and is more pleasing to the eye.

Drawings

Fig. 1 is a schematic view of the present invention in an expanded state;

fig. 2 is a schematic view of the contraction state of the present invention;

fig. 3 is a schematic top view of the utility model in a contracted state;

fig. 4 is a schematic view of the present invention in a folded state;

fig. 5 is a schematic structural view of the elastic clamping member of the present invention;

fig. 6 is a schematic view of the structure of the connecting member of the present invention.

Reference numerals are as follows: 1-upright rod, 2-connecting piece, 21-mounting seat, 22-adapter rod, 3-sleeve, 31-clamping hole, 4-inserted rod, 41-spring and 42-clamping block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, 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.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

As shown in fig. 1, 2, 3, 4, a flexible foldable foundation ditch faces limit guard rail comprises the guardrail unit, the guardrail unit includes pole setting 1, connecting piece 2, sleeve pipe 3 and inserted bar 4, pole setting 1 is established subaerial, connecting piece 2 is established on 1 top of pole setting, inserted bar 4 is established at the both ends of connecting piece 2, the sleeve pipe 3 cover is established on inserted bar 4, and adjacent guardrail unit passes through sleeve pipe 3 interconnect.

The utility model discloses the prefabrication is the guardrail unit, folds and contracts when saving and transporting, reduces the space and occupies, opens during the concatenation to form and prevents guardrail bar, can effectively solve the many and inconvenient shortcoming of transporting of component quantity.

The utility model discloses a sleeve pipe 3 shrink extension reduction space occupies on inserted bar 4 to be connected through the rotation between inserted bar 4 and the connecting piece 2 and realize that inserted bar and sheathed tube are folding, further reduce the space and occupy, convenient transportation and storage.

As shown in fig. 3, 4 and 5, the outer end of the inserted bar 4 is provided with an elastic clamping member, the elastic clamping member includes a spring 41 and a clamping block 42, the clamping block 42 is connected to the inserted bar 4 through the spring 41, the end of the sleeve 3 is provided with a clamping hole 31, and the clamping block 42 is clamped in the clamping hole 31. When the storage is carried out, the sleeve 3 is contracted to the inner end of the inserted link 4, and the elastic clamping piece is clamped in the clamping hole 31 at the outer end of the sleeve 3; when the expansion, sleeve pipe 3 extends to 4 outer ends of inserted bars, and the elastic clamping piece is clamped in the clamping hole 31 at the inner end of sleeve pipe 3, so that the contraction and the expansion are guaranteed to be stable.

As shown in fig. 6, further, the connecting member 2 includes an installation base 21 and an adapter rod 22, the installation base 21 is fixedly connected to the top end of the vertical rod 1, the adapter rod 22 is movably connected in the installation base 21 and rotates around the axis of the installation base 21, so that the adjustment of the orientation angle of the adapter rod 22 is realized, the non-straight angle connection between adjacent guardrail units is further adapted, and meanwhile, the angle connection in a wider range is realized by matching with the rotating connection between the adapter rod 22 and the insertion rod 4, so that the adaptability is stronger; the adapter rod 22 is located on both sides of the mounting base 21.

As shown in fig. 2 and 3, the sleeve 3 further comprises an inner pipe and an outer sleeve, the inner pipe and the outer sleeve are respectively arranged at two ends of the guardrail unit, the outer end of the inner pipe is provided with an external thread, the outer end of the outer sleeve is provided with an internal thread, and the outer end of the inner pipe is connected in the outer end of the outer sleeve through a thread.

The sleeves 3 are sleeved on the peripheries of the inserted rods 4 and can rotate around the axes of the inserted rods, and when the sleeves 3 of the adjacent guardrail units are connected with each other, the sleeves 3 are rotated to connect the sleeves 3.

Further, the bottom end of the upright rod 1 is provided with a base, and the base is fixed on the ground through bolts.

Further, the inner end of the inserted bar 4 is connected to the adapting bar 22 through a pin shaft and rotates perpendicular to the axis of the pin shaft.

Further, the clamping holes 31 are formed at both ends of the sleeve 3.

The utility model discloses a use method as follows: the guardrail units in the contracted and folded states are conveyed to a construction site, then are scribed and positioned, the guardrail units are fixed at scribing points through screws, then the inserted rods and the sleeves are unfolded, the sleeves 3 are connected between the adjacent guardrail units after the sleeves 3 are extended, and the continuous guardrails are formed by sequentially connecting the sleeves.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

Claims (6)

1. A telescopic folding type foundation pit edge-facing protective railing is characterized by comprising guardrail units, wherein each guardrail unit comprises a vertical rod (1), a connecting piece (2), a sleeve (3) and an inserted rod (4), the vertical rod (1) is arranged on the ground, the connecting piece (2) is arranged at the top end of the vertical rod (1), the inserted rods (4) are arranged at two ends of the connecting piece (2), the sleeve (3) is sleeved on the inserted rod (4), and the adjacent guardrail units are connected with one another through the sleeve (3);

the utility model discloses a sleeve pipe, including inserted bar (4), elastic clamping spare includes spring (41) and joint piece (42), joint piece (42) are connected on inserted bar (4) through spring (41), the tip of sleeve pipe (3) is equipped with joint hole (31), joint piece (42) card is fixed in joint hole (31).

2. The telescopic folding type foundation pit edge protective rail as claimed in claim 1, wherein: connecting piece (2) are including mount pad (21) and adapter rod (22), mount pad (21) fixed connection is on pole setting (1) top, adapter rod (22) swing joint is in mount pad (21) and revolve the axis of mount pad (21), adapter rod (22) are located the both sides of mount pad (21).

3. The telescopic folding type foundation pit edge protective rail as claimed in claim 1, wherein: the guardrail is characterized in that the sleeve (3) comprises an inner connecting pipe and an outer sleeve, the inner connecting pipe and the outer sleeve are respectively arranged at two ends of the guardrail unit, an external thread is arranged at the outer end of the inner connecting pipe, an internal thread is arranged at the outer end of the outer sleeve, and the outer end of the inner connecting pipe is connected into the outer end of the outer sleeve through a thread.

4. The telescopic folding type foundation pit near-edge protection guardrail of claim 1, which is characterized in that: the bottom of the upright stanchion (1) is provided with a base which is fixed on the ground through a bolt.

5. The telescopic folding type foundation pit near-edge protection guardrail of claim 1, which is characterized in that: the inner end of the inserted bar (4) is connected to the adapter bar (22) through a pin shaft and rotates perpendicular to the axis of the pin shaft.

6. The telescopic folding type foundation pit edge protective rail as claimed in claim 1, wherein: the clamping holes (31) are formed in two ends of the sleeve (3).

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