CN214303201U

CN214303201U - Protective guardrail for construction engineering foundation pit

Info

Publication number: CN214303201U
Application number: CN202022887328.3U
Authority: CN
Inventors: 尹燕鸿
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-03
Filing date: 2020-12-03
Publication date: 2021-09-28
Anticipated expiration: 2030-12-03

Abstract

The utility model discloses a protective guardrail for a foundation pit of building engineering in the technical field of building engineering, which comprises a first protective rod, a second protective rod and a third protective rod, wherein the upper part of the right side surface of the first protective rod is provided with a telescopic rod, the other end of the telescopic rod is fixedly connected with the second protective rod, the lower end surface of the first protective rod is provided with a supporting plate, the lower end surface of the supporting plate is uniformly and fixedly connected with a supporting frame, the lower part of the inner cavity of the supporting frame is movably connected with a rolling wheel, the upper part of the opposite surface of the first protective rod and the second protective rod is provided with a first connecting seat, the lower part of the opposite surface of the first protective rod and the second protective rod is provided with a second connecting seat, the central axis of the lower part of the opposite surface of the first protective rod and the second protective rod is provided with a first chute, one end of the second connecting seat close to the first chute is fixedly connected with a sliding block, the device has simple structure, convenient operation, effectively improves the protection effect and enhances the safety.

Description

Protective guardrail for construction engineering foundation pit

Technical Field

The utility model relates to a building engineering technical field specifically is a building engineering is protection guardrail for foundation ditch.

Background

In the building engineering of foundation ditch, the excavation depth of foundation ditch is darker usually, therefore, the near limit protection of foundation ditch often is the key point in the work progress, the emergence of most construction accidents is exactly because the foundation ditch faces the limit protection not in place, the protective effect is poor or set up unreasonablely etc. current protection guardrail generally adopts steel pipe scaffold to set up the protective structure who forms and external safety net for prevent people, thing from falling, guarantee building construction safety, however the protective fence installation of this kind of structure is dismantled inconveniently, can not reuse and installation cost is higher, and can not adjust the size of protection guardrail according to the size of foundation ditch, for this reason, we propose a protection guardrail for building engineering foundation ditch.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a building engineering is protection guardrail for foundation ditch to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a protective guardrail for a foundation pit of constructional engineering comprises a first protective rod, a second protective rod and a third protective rod, wherein a telescopic rod is arranged at the upper part of the right side face of the first protective rod, the other end of the telescopic rod is fixedly connected with the second protective rod, a supporting plate is arranged at the lower end face of the first protective rod, a supporting frame is uniformly and fixedly connected to the lower end face of the supporting plate, a rolling wheel is movably connected to the lower part of an inner cavity of the supporting frame, a first connecting seat is arranged at the upper part of the opposite face of the first protective rod and the second protective rod, a second connecting seat is arranged at the lower part of the opposite face of the first protective rod and the second protective rod, a first sliding groove is respectively arranged at the central axis of the lower part of the opposite face of the first protective rod and the second protective rod, a sliding block is fixedly connected to one end of the second connecting seat close to the first sliding groove and is arranged in the inner cavity of the first sliding groove, and a first movable rod and a second movable rod are arranged between the first connecting seat and the second connecting seat in a crossed manner, the lower terminal surface fixedly connected with supporting seat of second fender rod, the upper portion fixedly connected with telescopic link of second fender rod and third fender rod opposite face, the third fender rod is the symmetry with first fender rod and only sets up.

Preferably, the terminal surface all is equipped with the retaining member before the loop bar of telescopic link, and the retaining member runs through loop bar to loop bar inner chamber.

Preferably, first fender rod left surface and trailing flank all are equipped with first grafting piece, first grafting piece inner chamber is equipped with the through-hole, third fender rod right flank and trailing flank all are equipped with the second grafting piece, second grafting piece inner chamber is equipped with the through-hole with first grafting piece inner chamber looks isostructure.

Preferably, the outer walls of the first protection rod, the second protection rod and the third protection rod are all bonded with the anti-collision warning strip.

Preferably, the central axis department of second guard bar and third guard bar opposite face is equipped with the second spout, the cross-section of first spout and second spout is trapezoidal form, and slider and first spout and second spout phase-match.

Preferably, a rotating shaft is arranged at the intersection of the first movable rod and the second movable rod, and limiting blocks are arranged on the front side and the rear side of the rotating shaft.

Compared with the prior art, the beneficial effects of the utility model are that: through telescopic link, retaining member, first fender rod, second fender rod, third fender rod, first connecting seat, second connecting seat, first movable rod, second movable rod, spout and the wheel that rolls, unscrew the retaining member, with first fender rod and second fender rod to the left and right sides tensile, the second connecting seat is at spout inner chamber rebound, and the length extension of guard rail is guaranteed to the movable rod cross angle grow, adapts to the not foundation ditch of equidimension.

Through first grafting piece, second grafting piece and through-hole, guarantee that adjacent fender rod can laminate, it is spacing to utilize the gag lever post, guarantees that adjacent fender rod can the stable connection, constitutes a complete protector, and adopts crashproof warning strip, is favorable to driving at night and pedestrian to distinguish, has improved the security of protection guardrail.

Drawings

FIG. 1 is a diagram: the utility model discloses a structural schematic diagram of a protective guardrail for a construction engineering foundation pit;

FIG. 2 is a diagram of: the utility model discloses guard bar structure schematic diagram.

In the figure: 1. a first guard bar; 2. a second guard bar; 3. a third guard bar; 4. a telescopic rod; 5. a locking member; 6. a first connecting seat; 7. a first plug-in block; 8. a first movable bar; 9. a first chute; 10. a second connecting seat; 11. a second movable bar; 12. a supporting seat; 13. a second insertion block; 14. a second chute; 15. a support plate; 16. a support frame; 17. a rolling wheel.

The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

Example 1

Referring to fig. 1, the present invention provides a technical solution: the utility model provides a building engineering foundation ditch is with protection guardrail, including first fender rod 1, second fender rod 2 and

third fender rod

3, 1 right flank upper portion of first fender rod is equipped with

telescopic link

4, 4 other end fixedly connected with second fender rod 2 of telescopic link, 1 terminal surface is equipped with backup pad 15 under the first fender rod, the even fixedly connected with support frame 16 of terminal surface under the

backup pad

15, 16 inner chamber lower part swing joint of support frame have a wheel 17 that rolls, 3 bottoms of first fender rod 1 and third fender rod all are equipped with backup pad 15, support frame 16 and wheel 17 that rolls.

Referring to fig. 1, a first connecting seat 6 is disposed on the upper portion of the opposite surface of the first protection rod 1 and the second protection rod 2, a second connecting seat 10 is disposed on the lower portion of the opposite surface of the first protection rod 1 and the second protection rod 2, a first sliding groove 9 is disposed on the central axis of the lower portion of the opposite surface of the first protection rod 1 and the second protection rod 2, a sliding block is fixedly connected to one end of the second connecting seat 10, which is close to the first sliding groove 9, and is disposed in the inner cavity of the first sliding groove 9, the first connecting seat 6 is fixedly welded on the upper portion of the opposite surface of the first protection rod 1 and the second protection rod 2, and the sliding block is matched with the first sliding groove 9.

Referring to fig. 1, two sets of first connecting seats 6 and second connecting seats 10 are alternately provided with a first movable rod 8 and a second movable rod 11, a lower end face of the second protection rod 2 is fixedly connected with a supporting seat 12, an upper portion of an opposite face of the second protection rod 2 and an opposite face of the third protection rod 3 are fixedly connected with a telescopic rod 4, the third protection rod 3 and the first protection rod 1 are symmetrically arranged, a symmetrical central axis is the second protection rod 2, it is ensured that the movable rod is arranged between the second protection rod 2 and the third protection rod 3, and it is ensured that the third protection rod 3 can move left and right.

Please refer to fig. 1, the front end face of the loop bar of the telescopic bar 4 is provided with a locking member 5, and the locking member 5 penetrates through the loop bar to the inner cavity of the loop bar, the locking member 5 is a bolt, so as to ensure that the telescopic bar 4 can be extended or shortened, and simultaneously ensure that the first protection bar 1 and the third protection bar 3 cannot move.

Referring to fig. 1, the left end face and the rear end face of the first protection rod 1 are provided with first insertion blocks 7, the inner cavity of each first insertion block 7 is provided with a through hole, the right side face and the rear end face of the third protection rod 3 are provided with second insertion blocks 13, the inner cavity of each second insertion block 13 is provided with a through hole having the same structure as the inner cavity of the first insertion block 7, the second insertion blocks 13 are higher than the first insertion blocks 7, and four groups of the first insertion blocks 7 and the second insertion blocks 13 are arranged, so that the connection stability of adjacent protection rods is ensured.

Referring to fig. 1, a second sliding groove 14 is disposed on a central axis of an opposite surface of the second protection rod 2 and the third protection rod 3, the first sliding groove 9 and the second sliding groove 14 are both trapezoidal in cross section, the sliding block is matched with the first sliding groove 9 and the second sliding groove 14, the first sliding groove 9 and the second sliding groove 14 are both embedded structures, and the first sliding groove 9 and the second sliding block 14 have the same size and specification, so as to ensure that the sliding block does not separate from inner cavities of the first sliding groove 9 and the second sliding groove 14.

Referring to fig. 1, a rotating shaft is disposed at the intersection of the first movable rod 8 and the second movable rod 11, and two limiting blocks are disposed on the front and rear sides of the rotating shaft, so that the rotating shaft ensures that the first movable rod 8 and the second movable rod 11 are not loosened, thereby forming four sets of triangular structures and ensuring the stability of the first guard rod 1, the second guard rod 2 and the third guard rod 3.

Example 2

Increase crashproof warning strip on embodiment 1's basis, please refer to fig. 2, first guard bar 1,

second guard bar

2 and 3 outer walls of third guard bar all bond and crashproof warning strip, guarantee that driving and pedestrian can clearly look over night, improve the security.

Compared with the embodiment 1, the anti-collision warning strip is added, so that driving at night and clear checking of pedestrians are guaranteed, and the safety is improved.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a building engineering is protection guardrail for foundation ditch, includes first fender rod (1), second fender rod (2) and third fender rod (3), its characterized in that: the upper part of the right side surface of the first protection rod (1) is provided with a telescopic rod (4), the other end of the telescopic rod (4) is fixedly connected with a second protection rod (2), the lower end surface of the first protection rod (1) is provided with a support plate (15), the lower end surface of the support plate (15) is uniformly and fixedly connected with a support frame (16), the lower part of the inner cavity of the support frame (16) is movably connected with a rolling wheel (17), the upper parts of the opposite surfaces of the first protection rod (1) and the second protection rod (2) are provided with a first connecting seat (6), the lower parts of the opposite surfaces of the first protection rod (1) and the second protection rod (2) are provided with a second connecting seat (10), the central axis of the lower parts of the opposite surfaces of the first protection rod (1) and the second protection rod (2) are both provided with a first sliding chute (9), and one end of the second connecting seat (10) close to the first sliding chute (9) is fixedly connected with a sliding block, and the slider sets up in first spout (9) inner chamber, and is two sets of first connecting seat (6) and second connecting seat (10) cross arrangement have first movable rod (8) and second movable rod (11), lower terminal surface fixedly connected with supporting seat (12) of second fender rod (2), upper portion fixedly connected with telescopic link (4) of second fender rod (2) and third fender rod (3) opposite face, third fender rod (3) are the symmetry with first fender rod (1) and only set up.

2. The protective guardrail for the foundation pit of the building engineering as claimed in claim 1, wherein the front end surface of the loop bar of the telescopic bar (4) is provided with a locking member (5), and the locking member (5) penetrates through the loop bar to the inner cavity of the loop bar.

3. The protective guardrail for the foundation pit of the building engineering as claimed in claim 1, wherein the left end face and the rear side face of the first protective rod (1) are provided with first insertion blocks (7), the inner cavity of each first insertion block (7) is provided with a through hole, the right side face and the rear end face of the third protective rod (3) are provided with second insertion blocks (13), and the inner cavity of each second insertion block (13) is provided with a through hole with the same structure as the inner cavity of the first insertion block (7).

4. The protective guardrail for the foundation pit of the building engineering as claimed in claim 1, wherein the outer walls of the first protective rod (1), the second protective rod (2) and the third protective rod (3) are all bonded with an anti-collision warning strip.

5. The protection guardrail for the foundation pit of the building engineering according to claim 1, wherein a second sliding groove (14) is formed in the central axis of the opposite surface of the second protection rod (2) and the third protection rod (3), the cross sections of the first sliding groove (9) and the second sliding groove (14) are in a trapezoid shape, and the sliding block is matched with the first sliding groove (9) and the second sliding groove (14).

6. The protective guardrail for the foundation pit of the building engineering as claimed in claim 1, wherein a rotating shaft is arranged at the intersection of the first movable rod (8) and the second movable rod (11), and limiting blocks are arranged on the front side and the rear side of the rotating shaft.