CN215803731U

CN215803731U - Combined guardrail for foundation pit construction

Info

Publication number: CN215803731U
Application number: CN202121910824.4U
Authority: CN
Inventors: 王山山; 包会之
Original assignee: China Coal Construction Foundation Engineering Co ltd
Current assignee: China Coal Construction Foundation Engineering Co ltd
Priority date: 2021-08-16
Filing date: 2021-08-16
Publication date: 2022-02-11
Anticipated expiration: 2031-08-16

Abstract

The utility model discloses a combined guardrail for foundation pit construction, which comprises a protective net, wherein struts are arranged at the front end and the rear end of the protective net, connecting buckles are fixedly connected on the front side wall and the rear side wall of the protective net, the top ends of the struts are fixedly connected with warning devices, an upper clamping block is arranged on the side wall of the strut close to the upper end, an upper connecting sleeve is arranged at the lower end of the upper clamping block, vertical grooves are formed in the side wall of the strut, round holes are formed in the strut, fixing plugs are arranged in the round holes, lower pressing blocks are fixedly connected to the upper ends of the fixing plugs, the lower pressing blocks penetrate through the side wall of the strut and are connected in the vertical grooves in a sliding mode, and fixing seats are fixedly connected to the lower ends of the struts. The fixing plug is arranged in the strut, and the lifting of the fixing plug is controlled by the lower pressing block at the top end of the fixing plug.

Description

Combined guardrail for foundation pit construction

Technical Field

The utility model relates to the field of building guardrails, in particular to a combined guardrail for foundation pit construction.

Background

The foundation pit is a soil pit excavated at the design position of the foundation according to the elevation of the foundation and the plane size of the foundation. Before excavation, an excavation scheme is determined according to geological and hydrological data and the conditions of buildings nearby the site, and waterproof drainage work is performed. The persons with low excavation depth can use the method of putting side slope to make the earth slope stable, and the size of the slope is determined according to the relevant construction project.

The prior patent (publication number is CN212773750U) discloses a combined type protective railing for the periphery of a foundation pit, which belongs to the field of protective railings and comprises a left pillar and a right pillar, wherein one side of the left pillar and one side of the right pillar are respectively and fixedly connected with a rail, the left side and the right side of the rail are respectively and fixedly connected with a reinforcing block, the lower ends of the left pillar and the right pillar are respectively and fixedly connected with a base, the base is uniformly and slidably connected with a pointed pile, the upper end of the pointed pile is fixedly connected with a threaded column, the upper end of the threaded column is fixedly connected with a T-shaped piece, the railing is conveniently and fixedly installed in the soft soil at the periphery of the foundation pit through the arrangement of the pointed pile, the pointed pile is conveniently and stably installed in the soil with different degrees through the arrangement of the threaded column, the square rod is connected with the upper ends of the left pillar and the right pillar, the connection reinforcing and shielding effect is achieved at the connection part of the two railings, and the inner side of the railing is prevented from entering from the outer side of the railing. The utility model discloses a can't adjust the connection angle of protection network and support when pillar and protection network are installed, and need turning to of adjustment pillar install, relatively troublesome cause the installation effectiveness slow.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a combined guardrail for foundation pit construction.

In order to achieve the purpose, the utility model adopts the following technical scheme: a combined guardrail for foundation pit construction comprises a protective net, wherein struts are arranged at the front end and the rear end of the protective net, connecting buckles are arranged on the front side wall and the rear side wall of the protective net, warning devices are fixedly connected to the top ends of the struts, an upper clamping block is arranged on the side wall of the upper end of each strut, an upper connecting sleeve is arranged at the lower end of each upper clamping block, a lower clamping block is arranged at the lower end of each upper connecting sleeve, two fixing buckles are fixedly connected to the side wall of each upper connecting sleeve, vertical grooves are formed in the side wall of each strut, round holes are formed in the struts, fixing plugs are arranged in the round holes, lower pressing blocks are fixedly connected to the upper ends of the fixing plugs, the lower pressing blocks penetrate through the side wall of each strut and are connected in the vertical grooves in a sliding mode, fixing seats are fixedly connected to the lower ends of the struts, and four screw holes are formed in the upper end faces of the fixing seats, and the four screw holes are internally provided with first bolts.

As a further description of the above technical solution:

the lower end of the upper connecting sleeve is provided with a lower connecting sleeve, the lower connecting sleeve and the upper connecting sleeve are fixed in the same mode, and the upper end and the lower end of the lower connecting sleeve are provided with an upper clamping block and a lower clamping block.

As a further description of the above technical solution:

the upper clamping block and the lower clamping block are fixedly connected to the side wall of the pillar.

As a further description of the above technical solution:

and a warning board is fixedly connected to the side wall of the protective net.

As a further description of the above technical solution:

and connecting holes are formed in the side walls of all the fixing buckles.

As a further description of the above technical solution:

the connecting buckles on the two side walls of the protective net are fixedly connected with the fixing buckles on the side wall of the upper connecting sleeve through second bolts.

As a further description of the above technical solution:

and the side wall of the protective net is provided with a reflective strip.

As a further description of the above technical solution:

the upper connecting sleeve and the lower connecting sleeve are rotatably connected to the side wall of the pillar.

The utility model has the following beneficial effects:

compared with the existing arrangement, the protective net is connected with the strut through the connecting sleeve, the upper end and the lower end of the connecting sleeve are respectively provided with the clamping block for limiting the position of the connecting sleeve, so that the connecting sleeve rotates on the strut at a fixed position, the connecting angle between the protective net and the strut can be automatically adjusted according to construction requirements, and the protective net is simple in structure and convenient to use.

Compared with the existing arrangement, the utility model has the advantages that the round holes are formed in the support columns, the fixed inserts capable of moving up and down are arranged in the round holes, when the practical protective guard is needed on soft road surfaces, bolts are not needed, and the fixed inserts are inserted into the ground by pressing down the pressing blocks, so that the fixity of the protective guard is improved.

Drawings

Fig. 1 is a front view of a combined guardrail for foundation pit construction according to the present invention;

fig. 2 is an isometric view of a support column of the combined guardrail for foundation pit construction, which is provided by the utility model;

fig. 3 is a partial sectional view of a post of a combined guard rail for foundation pit construction according to the present invention;

FIG. 4 is a partial view of a combined guardrail limit post for foundation pit construction according to the present invention;

fig. 5 is a top view of a fixing base of the combined guardrail for foundation pit construction according to the present invention.

Illustration of the drawings:

1. an alarm; 2. a pillar; 3. a fixing buckle; 4. an upper clamping block; 5. connecting sleeves are arranged; 6. a lower clamping block; 7. a protective net; 8. a connecting buckle; 9. a warning board; 10. a second bolt; 11. a first bolt; 12. a fixed seat; 13. connecting holes; 14. a screw hole; 15. fixedly inserting; 16. pressing the block; 17. a circular hole; 18. a vertical slot; 19. a lower connecting sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-5, one embodiment of the present invention is provided: a combined guardrail for foundation pit construction comprises a protective net 7, warning boards 9 are fixedly connected to the side wall of the protective net 7, a reflecting strip is arranged on the side wall of the protective net 7 and plays a warning role at night, pillars 2 are arranged at the front end and the rear end of the protective net 7, connecting buckles 8 are fixedly connected to the front side wall and the rear side wall of the protective net 7, a warning device 1 is fixedly connected to the top ends of the pillars 2, an upper clamping block 4 is arranged on the side wall, close to the upper end, of each pillar 2, an upper connecting sleeve 5 is arranged at the lower end of each upper clamping block 4, a lower clamping block 6 is arranged at the lower end of each upper connecting sleeve 5, the upper clamping blocks 4 and the lower clamping blocks 6 play a limiting role in the position of the upper connecting sleeves 5, two fixing buckles 3 are arranged on the side wall of each upper connecting sleeve 5, the two fixing buckles 3 are in a separated state, and connecting holes 13 are formed in the side walls of all the fixing buckles 3;

the lower end of the upper connecting sleeve 5 is provided with a lower connecting sleeve 19, the fixing mode of the lower connecting sleeve 19 is consistent with that of the upper connecting sleeve 5, the upper end and the lower end of the upper connecting sleeve are both provided with an upper fixture block 4 and a lower fixture block 6, the upper fixture block 4 and the lower fixture block 6 are both fixedly connected on the side wall of the pillar 2, the side wall of the pillar 2 is provided with a vertical groove 18, the inside of the pillar 2 is provided with a circular hole 17, the inside of the circular hole 17 is provided with a fixed insert 15, the upper end of the fixed insert 15 is fixedly connected with a lower pressing block 16, the lower pressing block 16 penetrates through the side wall of the pillar 2 and is slidably connected in the vertical groove 18, the upper end of the vertical groove 18 is provided with a gap, the lower pressing block 16 is just clamped in the gap to play a fixing role, the lower pressing block 16 is moved out of the gap through the upper pressing block 16, the fixed insert 15 into the ground through pressing the lower pressing block 16, the fixing role is played for fixing the pillar 2 and the protective net 7, the lower end of the pillar 2 is fixedly connected with a fixing seat 12, four screw holes 14 are formed in the upper end face of the fixing seat 12, first bolts 11 are arranged inside the four screw holes 14, connecting buckles 8 on two side walls of the protective net 7 are fixedly connected with fixing buckles 3 on the side walls of the upper connecting sleeve 5 through second bolts 10, the upper connecting sleeve 5 and the lower connecting sleeve 19 are rotatably connected to the side walls of the supporting columns 2, and the angles of the two fixing buckles 3 on the upper connecting sleeve 5 and the lower connecting sleeve 19 can be automatically adjusted according to the requirements of a construction site.

The working principle is as follows: the utility model relates to a combined guardrail for foundation pit construction, when in use, two pillars 2 are fixedly connected with connecting buckles 3 on two side walls of a protective net 7 through an upper connecting sleeve 5 and a lower connecting sleeve 19 through second bolts 10, the bottom ends of the pillars 2 are fixedly connected with a fixed seat 12, the fixed seat 12 has two fixing modes, when a base is arranged on the ground, the pillars are fixedly connected through first bolts 11, when some grounds are soft, the side of the ground is fixed through a fixed insert 15 in the pillars 2, when the fixed insert 15 is used, a lower pressing block 16 is manually lifted out of a gap on a vertical groove 18, the rear end of the lower pressing block 16 just slides in the vertical groove 18, when the pressing block 16 is pressed down, the fixed insert 15 is inserted into the ground, and therefore the fixing effect on the pillars 2 and the protective net 7 is achieved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a foundation ditch construction is with combination formula guardrail, includes protection network (7), its characterized in that: pillars (2) are arranged at the front end and the rear end of the protective net (7), connecting buckles (8) are fixedly connected to the front side wall and the rear side wall of the protective net (7), a warning indicator (1) is fixedly connected to the top end of the pillars (2), an upper clamping block (4) is arranged on the side wall of the pillar (2) close to the upper end, an upper connecting sleeve (5) is arranged at the lower end of the upper clamping block (4), a lower clamping block (6) is arranged at the lower end of the upper connecting sleeve (5), two fixing buckles (3) are arranged on the side wall of the upper connecting sleeve (5), a vertical groove (18) is formed in the side wall of the pillar (2), a round hole (17) is formed in the pillar (2), a fixing plug (15) is arranged in the round hole (17), a lower pressing block (16) is fixedly connected to the upper end of the fixing plug (15), and the lower pressing block (16) penetrates through the side wall of the pillar (2), and sliding connection is in erecting groove (18), the lower extreme fixedly connected with fixing base (12) of pillar (2), four screw (14) have been seted up to the up end of fixing base (12), four the inside of screw (14) all is provided with first bolt (11).

2. The combined guardrail for foundation pit construction according to claim 1, wherein: the lower end of the upper connecting sleeve (5) is provided with a lower connecting sleeve (19), the lower connecting sleeve (19) is consistent with the upper connecting sleeve (5) in fixing mode, and the upper end and the lower end of the upper connecting sleeve are provided with an upper clamping block (4) and a lower clamping block (6).

3. The combined guardrail for foundation pit construction according to claim 1, wherein: the upper clamping block (4) and the lower clamping block (6) are fixedly connected to the side wall of the support column (2).

4. The combined guardrail for foundation pit construction according to claim 1, wherein: and a warning board (9) is fixedly connected to the side wall of the protective net (7).

5. The combined guardrail for foundation pit construction according to claim 1, wherein: and the side walls of all the fixing buckles (3) are provided with connecting holes (13).

6. The combined guardrail for foundation pit construction according to claim 1, wherein: and connecting buckles (8) on the two side walls of the protective net (7) are fixedly connected with fixing buckles (3) on the side walls of the upper connecting sleeve (5) through second bolts (10).

7. The combined guardrail for foundation pit construction according to claim 1, wherein: and the side wall of the protective net (7) is provided with a reflective strip.

8. The combined guardrail for foundation pit construction according to claim 1, wherein: the upper connecting sleeve (5) and the lower connecting sleeve (19) are rotatably connected to the side wall of the pillar (2).