CN209942375U - A safety fence for building construction - Google Patents

Abstract

The utility model discloses a safety protection fence for building construction, which comprises a fence frame, a plurality of through holes are opened on the upper side wall of the fence frame, and the lower side wall of the fence frame and the through holes are opened on the same vertical line There are the same number of circular grooves with the same diameter as the through holes. A protective rod is installed between the through holes and the circular grooves. The side walls of the fence frame are fixed and welded with first connection blocks up and down. The middle parts of the blocks are all provided with through grooves with the same diameter, the second connecting block is fixedly welded up and down on the other side wall of the fence frame, and the lower end of the second connecting block is fixedly installed with bolts. The utility model completes the connection of a plurality of fences by inserting the bolts on the second connecting block on one side of the fence frame into the through grooves of the first connecting block on one side of the other fence frame, and rotates the fence frame to realize the angle of the fence. and by tightening the nut threaded on the outer wall of the bolt to fix the fence after the angle is adjusted.

Description

A safety fence for building construction

technical field

The utility model relates to the technical field of building construction, in particular to a safety protection fence for building construction.

Background technique

At present, in the process of building construction, for the sake of safety, safety fences will be set up during construction to protect people's safety.

In general construction, a single protective fence is used, and the individual protective fences are arranged to form a protective area, which is prone to the tipping and displacement of the protective fence. It is also not possible to adjust the angle between each protective fence according to the terrain of the specific area to be protected.

Utility model content

The purpose of the utility model is to solve the problems in the background technology, and proposes a safety protection fence for building construction.

In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

A safety protection fence for building construction, comprising a fence frame, the upper side wall of the fence frame is provided with a plurality of through holes, and the lower side wall of the fence frame is provided with a plurality of through holes that are equal in diameter and located in the same vertical The circular groove of the wire, a protective rod is installed between the through hole and the circular groove, the side wall of the fence frame is fixedly welded with a first connecting block up and down, and the middle part of each first connecting block is provided with the same diameter. The second connecting block is fixedly welded up and down on the other side wall of the fence frame, and the lower end of the second connecting block is fixedly installed with a bolt, and the bolt passes through the through groove on the adjacent fence frame and extends Out of the bottom of the through slot, the lower end outer wall of the bolt is screwed with a nut, the lower side wall of the fence frame is fixedly installed with a base plate, and the lower side walls of the base plate are respectively fixed and installed with universal universals located on both sides of the fence frame wheel.

Preferably, the upper side wall of the bottom plate is fixedly connected with two first telescopic springs, the ends of the two first telescopic springs away from the bottom plate are jointly connected with a transverse plate, and the lower side wall of the transverse plate is fixedly installed with a A fixing rod in the middle of the two first telescopic springs, the fixing rod penetrates through the bottom plate and extends to the bottom of the bottom plate, and the lower end of the fixing rod is set in a conical shape.

Preferably, a groove is formed on one side of the fixing rod, the inner side wall of the groove is fixedly connected with a second telescopic spring, and one end of the second telescopic spring away from the inner side wall of the groove is fixedly connected with the limit rod, so The side of the limit rod away from the second telescopic spring is arranged in an arc shape.

Preferably, the total elastic force of the two first telescopic springs located on the bottom plate is greater than the total gravity of the transverse plate, the fixed rod, the second telescopic spring and the limit rod.

Preferably, the centers of the through grooves are located on the same vertical line, and the diameter of the through grooves is the same as the diameter of the bolts.

Preferably, a reflective sticker is pasted on the outer wall of each of the protection bars.

Compared with the existing technology, the advantages of the safety fence for building construction are:

1. One side of the fence frame is fixedly welded with a first connecting block, the middle of the first connecting block is provided with a through slot, the other side of the fence frame is fixedly welded with a second connecting block, and the middle of the lower end of the second connecting block is fixedly connected with a Bolts, insert the bolts connected at the lower end of the second connection block of one fence frame into the barrel groove of the first connection block of the other fence frame to realize the connection and rotation of the fence, and turn the nut of the screw connection on the outer wall of the bolt to realize the connection between the two Fixing of angles between fences;

2. The lower side wall of the fence frame is fixedly installed with a bottom plate, and two symmetrically distributed universal wheels are installed at the lower end of the bottom plate, which can easily realize the rotation of the fence, saving time and effort;

3. One side of the bottom plate is connected to the fixed rod, the upper end of the fixed rod is fixedly connected to the horizontal rod, the lower side wall of the horizontal rod and the upper side wall of the bottom plate are connected with a first telescopic spring, and one side of the fixed rod is provided with a groove, a concave A second telescopic spring is installed on the inner wall of the groove. The end of the second telescopic spring away from the inner wall of the groove is connected to the limit rod. Press the horizontal plate to drive the fixed rod to move down. The lower end of the fixed rod is inserted into the ground. Under the force, the limit rod extends out of the groove to limit the upward movement of the fixed rod, so as to realize the fixation of the fence and prevent the fence from being displaced under the action of external force;

To sum up, the utility model completes the connection of multiple fences by inserting the bolts on the second connecting block on one side of the fence frame into the through grooves of the first connecting block on the side of the other fence frame, and rotates the fence frame. , realize the adjustment of the angle of the fence, and fix the fence after the angle is adjusted by tightening the nut threaded on the outer wall of the bolt.

Description of drawings

Fig. 1 is the structural representation of a kind of safety protection fence for building construction proposed by the utility model;

Fig. 2 is the side view of a kind of safety protection fence for building construction proposed by the utility model;

Figure 3 is an enlarged view of part A.

In the picture: 1 fence frame, 2 through holes, 3 protection rods, 4 first connecting blocks, 5 through slots, 6 bolts, 7 nuts, 8 bottom plates, 9 universal wheels, 10 first telescopic springs, 11 horizontal plates, 12 Fixed rod, 13 groove, 14 second telescopic spring, 15 limit rod, 16 second connection block.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example.

1-3, a safety fence for building construction includes a fence frame 1, the upper side wall of the fence frame 1 is provided with a plurality of through holes 2, and the lower side wall of the fence frame 1 is provided with a plurality of through holes 2. Circular grooves with equal diameters and located on the same vertical line. A protective rod 3 is installed between the through hole 2 and the circular groove. When the protective rod 3 is damaged, the protective rod 3 is replaced through the through hole 2. The outer wall of each protective rod 3 is The reflective stickers are pasted to ensure that the construction personnel can find the protective fence even when the line of sight is insufficient at night to prevent accidents. The side wall of the fence frame 1 is fixedly welded with first connecting blocks 4 up and down, and the middle of each first connecting block 4 is welded. Both are provided with through grooves 5 with the same diameter, and the other side wall of the fence frame 1 is fixedly welded with a second connection block 16 up and down, and the second connection block 16 is welded and located above the horizontal plane of the first connection block The lower end is fixedly installed with a bolt 6, the diameter of the bolt 6 is the same as the diameter of the through slot 5, and the center of the through slot 5 is located on the same vertical line to ensure that when multiple fences are connected, the side wall of the fence frame 1 is fixedly connected. The bolts 6 can be vertically inserted in the interior of the through grooves 5 to prevent the fence from tilting when connecting. The bolts 6 pass through the through grooves 5 on the adjacent fence frame 1 and extend out of the bottom of the through grooves 5. The lower end outer wall of the bolts 6 is threadedly connected There are nuts 7. When the adjacent fences are connected by bolts 6, tighten the nuts 7 on the outer wall of the bolts 6 to fix the fence. The lower side wall of the fence frame 1 is fixedly installed with a bottom plate 8, and the lower side walls of the bottom plate 8 are respectively Universal wheels 9 located on both sides of the fence frame 1 are installed, and the fence frame 1 is rotated. Under the action of the universal wheels 9, the rotation of the protective fence can be easily realized, saving time and effort.

The upper side wall of the bottom plate 8 is fixedly connected with two first telescopic springs 10 , and the ends of the two first telescopic springs 10 away from the bottom plate 8 are jointly connected with a transverse plate 11 , and the lower side wall of the transverse plate 11 is fixedly installed with two first telescopic springs 10 . A fixed rod 12 in the middle of the telescopic spring 10, the fixed rod 12 penetrates through the bottom plate 8 and extends to the bottom of the bottom plate 8, and the lower end of the fixed rod 12 is set in a conical shape. When the horizontal plate 11 is pressed, the horizontal plate 11 drives the fixed rod 12 downward. At this time, the fixed rod 12 is set into a tapered lower end and inserted into the ground to complete the fixing of the protective fence. One side of the fixed rod 12 is provided with a groove 13, and the inner side wall of the groove 13 is fixedly connected with a second telescopic spring 14 , one end of the second telescopic spring 14 away from the inner side wall of the groove 13 is fixedly connected to the limit rod 15, and the horizontal plate 11 is pressed to drive the fixed rod 12 to move downward. When the lower side wall of the bottom plate 8 is on the same horizontal line, under the elastic force of the second telescopic spring 14, the limit rod 15 is ejected from the groove 13, and the limit rod 15 limits the fixed rod 12 to prevent the fixed rod 12 from being fixed when the external force is removed. The rod 12 moves upward under the elastic force of the first telescopic spring 10 , and the side of the limit rod 15 away from the second telescopic spring 14 is arranged in an arc shape. When the fixed rod 12 moves, the limit rod 15 is arranged in an arc shape One side of the bottom plate 8 is in sliding contact with the inner wall of the bottom plate 8, which increases the smooth sliding of the limit rod 15. The total elastic force of the two first telescopic springs 10 located on the bottom plate 8 is greater than that of the horizontal plate 11, the fixed rod 12, the second telescopic spring 14, The total gravity of the limit rod 15 exerts a force on the limit rod 15, the limit rod 15 moves to the inside of the groove 13, and under the total elastic force of the two first telescopic springs 10, drives the fixed rod 12 to move upward, and the fixed rod 12 is fixed. The rod 12 is set so that the tapered end is away from the ground, and the groove 13 enters the interior of the bottom plate 8 to cancel the fixation of the protective fence.

It is further stated that the above-mentioned fixed connection should be understood in a broad sense unless otherwise specified and limited. For example, it may be welding, gluing, or a conventional means known to those skilled in the art, such as integral molding.

The operating principle of the present utility model is now described as follows:

Insert the bolts 6 fixedly connected on one side of one fence frame 1 into the through grooves 5 on one side of the other fence frame 1 to realize the connection of the fence frame 1. According to the specific protection area, rotate the fence frame 1 and adjust the fence frame 1 When the position of the fence frame 1 is determined, the nut 7 on the outer wall of the lower end of the bolt 6 is tightened, the angle of the fence frame 1 is fixed, and a downward force is applied to the horizontal plate 11 to drive the fixing rod 12 to move. Move down, at this time, the tapered end of the fixed rod 12 is inserted into the ground, and the upper side wall of the groove 13 opened on one side of the fixed rod 12 and the lower side wall of the bottom plate 8 are located on the same horizontal line. Under the action of the elastic force, the limit rod 15 is ejected, and the limit rod 15 limits the fixed rod 12 to prevent the fixed rod 12 from moving upwards under the elastic force of the first telescopic spring 10 to complete the fixing of the fence frame 1 and prevent the fence frame 1 is displaced under the action of external force. When it is necessary to move the fence frame 1, an external force is applied to the limit rod 15, and the limit rod 15 enters the inside of the groove 13. At this time, under the elastic force of the first telescopic spring 10, it is fixed. The rod 12 moves upward, and the fixed rod 12 is set so that the tapered end is away from the ground, and the fixing of the fence frame 1 is cancelled.

The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited to this. Equivalent replacement or modification of the new technical solution and its utility model concept shall be included within the protection scope of the present utility model.

Claims (6)

1. The safety protection fence for building construction comprises a fence frame (1) and is characterized in that a plurality of through holes (2) are formed in the upper side wall of the fence frame (1), a plurality of circular grooves which are equal to the diameters of the through holes (2) and are located on the same vertical line are formed in the lower side wall of the fence frame (1), a protection rod (3) is installed between the through holes (2) and the circular grooves, first connecting blocks (4) are fixedly welded on the upper portion and the lower portion of the side wall of the fence frame (1), through grooves (5) which are the same in diameter are formed in the middle of each first connecting block (4), second connecting blocks (16) are fixedly welded on the upper portion and the lower portion of the other side wall of the fence frame (1), bolts (6) are fixedly installed at the lower ends of the second connecting blocks (16), penetrate through grooves (5) in adjacent fence frames (1) and extend out of the bottoms of the through grooves (5), the lower extreme outer wall threaded connection of bolt (6) has nut (7), the lower lateral wall fixed mounting of fence frame (1) has bottom plate (8), the lower lateral wall of bottom plate (8) is fixed mounting respectively has universal wheel (9) that are located the both sides of fence frame (1).

2. The safety protection fence for building construction according to claim 1, characterized in that two first telescopic springs (10) are fixedly connected to the upper side wall of the bottom plate (8), one ends of the two first telescopic springs (10) far away from the bottom plate (8) are commonly connected with a transverse plate (11), a fixing rod (12) positioned between the two first telescopic springs (10) is fixedly installed on the lower side wall of the transverse plate (11), the fixing rod (12) penetrates through the bottom plate (8) and extends to the bottom of the bottom plate (8), and the lower end of the fixing rod (12) is tapered.

3. The safety protection fence for building construction according to claim 2, characterized in that one side of the fixing rod (12) is provided with a groove (13), the inner side wall of the groove (13) is fixedly connected with a second expansion spring (14), one end of the second expansion spring (14) far away from the inner side wall of the groove (13) is fixedly connected with a limiting rod (15), and one side of the limiting rod (15) far away from the second expansion spring (14) is arranged in a circular arc shape.

4. A safety barrier for building construction according to claim 3, wherein the total elastic force of the two first expansion springs (10) on the bottom plate (8) is greater than the total elastic force of the transverse plate (11), the fixing rod (12), the second expansion spring (14) and the limiting rod (15).

5. A safety barrier for building construction according to claim 1, characterized in that the centers of the through slots (5) are located on the same vertical line, and the diameter of the through slots (5) is the same as the diameter of the bolts (6).

6. A safety barrier for building construction according to claim 1, wherein a reflective sticker is stuck to the outer wall of each guard bar (3).

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