Foundation pit guardrail mesh

Abstract

The utility model provides a foundation pit guardrail mesh which comprises a guardrail and a shutter installation frame, the guardrail comprises a left stand column, a right stand column and a blocking frame, the left end of the shutter installation frame is inserted into a left vertical inserting groove in the left stand column, the right end of the shutter installation frame is inserted into a right vertical inserting groove in the right stand column, and a plurality of battens are connected into the shutter installation frame. The battens are distributed in the vertical direction, an air outlet gap is formed between every two adjacent battens, one end of each batten in the width direction is low, the other end of each batten in the width direction is high, and one end of each air outlet gap is high, and the other end of each air outlet gap is low. The projection of the high end of the air outlet gap towards the batten in the horizontal direction is all located on the lower surface of the batten which surrounds the air outlet gap and is located above the air outlet gap. The foundation pit guardrail has the advantages of being capable of conducting permeable shielding and circulation secret shielding, and the problem that an existing foundation pit guardrail is single in shielding mode is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to building construction technical field especially relates to a foundation pit guardrail mesh. BACKGROUND

[0002] In the process of building foundation pit construction, the construction site and non-construction site are often isolated by construction guardrails to realize safe and environmentally-friendly construction. The existing construction fence has various structures, some of which are fully closed structures, and the inside and outside of the construction site cannot be observed, which affects the air circulation of the inside and outside of the site, especially when the construction site is small; some are set in the form of grid plates, which solve the problem of air circulation, but the inside and outside of the construction site can be seen, which cannot guarantee the privacy of the construction site. SUMMARY

[0003] The utility model aims at providing a foundation pit guardrail mesh which can both be transparent and can be used for privacy shielding, solving the problem of single shielding mode of the existing foundation pit guardrail.

[0004] In order to realize the above-mentioned utility model purposes, the utility model adopts the following technical solutions: a foundation pit guardrail mesh, comprising a protective fence and a louver mounting frame, the protective fence comprises a left vertical column, a right vertical column and a blocking frame connecting the left vertical column and the right vertical column together, the right surface of the left vertical column is provided with a left vertical slot penetrating the upper end surface of the left vertical column, the left surface of the right vertical column is provided with a right vertical slot penetrating the upper end surface of the right vertical column, the left end of the louver mounting frame is inserted into the left vertical slot and the right end is inserted into the right vertical slot, a plurality of slats are connected in the louver mounting frame, the slats are distributed in the up-down direction, the wind outlet gaps are formed between adjacent slats, one end of the slats in the width direction is low and the other end is high, one end of the wind outlet gap is high and the other end is low, the high end of the wind outlet gap in the horizontal direction is projected on the lower surface of the slat above the wind outlet gap. When used, a plurality of foundation pit guardrail meshes are connected in sequence and protected around the foundation pit. If full shielding is not needed, the louver mounting frame is removed, and if needed, the louver mounting frame is installed, realizing the free selection of full shielding and non-full shielding. The connection mode of the louver mounting frame and the slats can not only maintain the ventilation of the inside and outside of the site, but also avoid seeing the inside of the construction site, and the dust in the construction site is not easy to blow out through the wind outlet gap.

[0005] As a preferred, the protective fence is provided with a support foot, the support foot comprises a longitudinal rod extending longitudinally and a vertical support provided at both ends of the longitudinal rod. The stability of the support is good.

[0006] As a preferred, the lower end of the vertical support is provided with a support foot plate. The support foot can be prevented from sinking too deep into the ground when the geology is soft.

[0007] As preferred, the vertical rod comprises a first section with one end connected with one of the vertical supports, a second section telescopically arranged in the other end of the first section, and the other end of the second section connected with another of the vertical supports. The span of the support leg can be adjusted as required.

[0008] As preferred, a locking bolt is threadedly connected on the first section and tightly presses on the second section. The first section and the second section can be reliably maintained at a set relative position.

[0009] As preferred, the first section and the second section are cylindrically matched, a locking flat surface is arranged on the circumferential surface of the second section and extends along the extension direction of the second section, and the locking bolt abuts on the locking flat surface. The surface of the second section can be protected from damage by the locking bolt, so that the telescopic movement is smooth.

[0010] As preferred, the blocking frame comprises a plurality of horizontal rods extending in the left-right direction, the horizontal rods are distributed in the up-down direction, the left end of the horizontal rod is connected with the left vertical column, the right end of the horizontal rod is connected with the right vertical column, and the support leg has two, one connected with the lower end surface of the left vertical column and the other connected with the lower end surface of the right vertical column. The support is more reliable.

[0011] As preferred, the lower end of the louver installation frame in the width direction of the board is located on the side away from the construction site, and the louver installation frame is located on the side away from the construction site of the protective fence. The structure is compact.

[0012] As preferred, the surface of the board on the side facing the construction site and the surface of the louver installation frame on the side facing the construction site are located on the same vertical plane. Cleaning is convenient.

[0013] Beneficial effects: The construction site can be shielded and ventilated, and open-type enclosure can also be performed; the air flow and the privacy of the construction site can be considered when the construction site is shielded. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a front view schematic diagram of the utility model;

[0015] Figure 2 It is a front view schematic diagram of the utility model when the louver installation frame is removed from the foundation pit fence net;

[0016] Figure 3 It is a C-C sectional view schematic diagram of the utility model; Figure 1

[0017] Figure 4 It is a D local enlarged schematic diagram of the utility model. Figure 3

[0018] ​​In the figure: louver mounting frame 2, left stand column 3, right stand column 4, horizontal blocking rod 5, left vertical slot 9, locking bolt 10, right vertical slot 11, board 12, air outlet gap 13, high end of air outlet gap 14, supporting leg 15, longitudinal rod 16, vertical support 17, supporting leg plate 18, first section 19, second section 20, locking plane 21, construction site 22. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0020] Referring to Figures 1 to 4 A foundation pit fence mesh includes a protective fence and a louver mounting frame 2. The protective fence includes a left stand column 3, a right stand column 4, and a blocking frame connecting the left stand column and the right stand column together. The blocking frame includes a plurality of horizontal blocking rods 5 extending along the left-right direction, and the horizontal blocking rods are distributed along the up-down direction. The left end of the horizontal blocking rod is connected to the left stand column together, and the right end is connected to the right stand column together. The right surface of the left stand column is provided with a left vertical slot 9 penetrating through the upper end surface of the left stand column, and the left vertical slot is a blind slot with a closed lower end. The left surface of the right stand column is provided with a right vertical slot 11 penetrating through the upper end surface of the right stand column, and the right vertical slot is a blind slot with a closed lower end. The left end of the louver mounting frame is inserted into the left vertical slot, and the right end is inserted into the right vertical slot. A plurality of boards 12 are connected in the louver mounting frame, and the boards are distributed along the up-down direction. The air outlet gap 13 is formed between adjacent boards, and one end of the board in the width direction is low, and the other end is high. One end of the air outlet gap is high, and the other end is low. The high end 14 of the air outlet gap is horizontally directed towards the projection of the board, and all the projections are located on the lower surface of the board above the air outlet gap. In use, a plurality of foundation pit fence meshes are connected together in sequence to protect the foundation pit. If full shielding is not required, the louver mounting frame is removed, and the louver mounting frame is installed when required, so that the full shielding and non-full shielding are freely selected.

[0021] The guardrail is provided with two supporting legs 15. One supporting leg is connected to the lower end face of the left upright column and the other supporting leg is connected to the lower end face of the right upright column. The supporting leg comprises a longitudinal rod 16 extending longitudinally and vertical supports 17 arranged at both ends of the longitudinal rod. The lower end of the vertical support is provided with a supporting leg plate 18. The longitudinal rod comprises a first section 19 connected to one end of one vertical support, a second section 20 telescopically arranged in the other end of the first section, and the other end of the second section is connected to the other vertical support. A locking bolt 10 is threadedly connected to the first section and tightly abuts on the second section. The first section and the second section are cylindrically fitted, and the second section is provided with a locking flat surface 21 extending along the extension direction of the second section, and the locking bolt abuts on the locking flat surface. The lower end of the board in the width direction is located on the side of the louver mounting frame away from the construction site 22, and the louver mounting frame is located on the side of the guardrail away from the construction site. The surface of the board on the side facing the construction site and the surface of the louver mounting frame on the side facing the construction site are located on the same vertical plane.

[0022] It should be noted that the relational terms herein such as first and second and the like are used solely to distinguish one from another entity or action without necessarily requiring or implying that there is any such relationship or order between such entities or actions. Also, the terms "comprises", "comprising", or any other variation thereof are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element preceded by "comprises... a" does not, without more constraints, foreclose the existence of additional identical elements in the process, method, article, or apparatus that comprises the element.

[0023] Although the embodiments of the present application have been shown and described, it is to be understood that for the purpose of the present application, the changes in the embodiments, the substitutions of equivalents and the changes of the technical schemes can be made by those skilled in the art without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A type of foundation pit guardrail mesh, characterized in that, The device includes a guardrail and a louver mounting frame. The guardrail includes a left post, a right post, and a barrier connecting the left and right posts. The right surface of the left post has a left vertical slot that penetrates the upper surface of the left post, and the left surface of the right post has a right vertical slot that penetrates the upper surface of the right post. The left end of the louver mounting frame is inserted into the left vertical slot, and the right end is inserted into the right vertical slot. Several slats are connected inside the louver mounting frame. The slats are distributed in the vertical direction, and air outlet gaps are formed between adjacent slats. One end of the slats is lower than the other end in the width direction, and one end of the air outlet gap is higher than the other end. The projection of the higher end of the air outlet gap towards the slats in the horizontal direction is entirely located on the lower surface of the slats above the air outlet gap.

2. The foundation pit guardrail mesh according to claim 1, characterized in that, The guardrail is equipped with support legs, which include longitudinally extending longitudinal bars and vertical supports at both ends of the longitudinal bars.

3. The foundation pit guardrail mesh according to claim 2, characterized in that, The lower end of the vertical support is provided with a support foot plate.

4. A foundation pit guardrail mesh according to claim 2 or 3, characterized in that, The longitudinal bar includes a first section with one end connected to the same vertical support, and a second section with one end retractably inserted into the other end of the first section, the other end of the second section being connected to another vertical support.

5. A foundation pit guardrail mesh according to claim 4, characterized in that, The first section has a threaded connection with a locking bolt that is tightened onto the second section.

6. The foundation pit guardrail mesh according to claim 5, characterized in that, The first segment and the second segment are fitted with cylindrical surfaces. The second segment has a locking plane extending along the extension direction of the second segment on its circumference, and the locking bolt abuts against the locking plane.

7. A foundation pit guardrail mesh according to claim 2 or 3, characterized in that, The barrier includes several horizontal bars extending in the left-right direction and distributed in the up-down direction. The left end of each horizontal bar is connected to the left column and the right end is connected to the right column. There are two support feet, one of which is connected to the lower end face of the left column and the other of which is connected to the lower end face of the right column.

8. A foundation pit guardrail mesh according to claim 1, 2, or 3, characterized in that, The lower end of the slat in the width direction is located on the side of the louver mounting frame away from the construction site, and the louver mounting frame is located on the side of the guardrail away from the construction site.

9. A foundation pit guardrail mesh according to claim 8, characterized in that, The surface of the slat facing the construction site and the surface of the louver mounting frame facing the construction site are located on the same vertical plane.

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