Protective fence for constructional engineering

Abstract

The utility model discloses a protective fence for constructional engineering, and relates to the technical field of safety protection of constructional engineering, the protective fence comprises a rectangular frame, grooves are formed in the inner walls of the four sides of the rectangular frame, baffles are arranged in the four grooves, second sliding grooves are formed in the four side parts of the baffles, and the second sliding grooves are arranged in the second sliding grooves. Cross-shaped rods are fixedly installed on the inner walls of the four sides of the rectangular frame, and limiting mechanisms are installed on the side portions of the cross-shaped rods. When the device is used, the device is fixed on the ground through the first fixing plate and the second fixing plate, then the first connecting plate of another device is connected with the second connecting plate of the device, splicing of a plurality of devices can be achieved, if the device needs to be rotated by a certain angle, the second connecting plate of the device is rotated, and when the baffle needs to be replaced, the device can be conveniently replaced. The rotating disc is rotated to enable the four limiting blocks to move, fixing of the baffle can be relieved, and after the baffle is replaced, the baffle can be rapidly fixed in four directions by reversely rotating the rotating disc.

Description

Technical Field

[0001] The utility model relates to the technical field of safety protection of construction projects, in particular to a protective enclosure for construction projects. Background Art

[0002] With the development of the economy, our cities are also constantly building and developing. During the construction process, safety fences are often needed to provide safety protection for construction sites of construction projects. Safety fences can isolate the construction site to form an independent space, which can effectively reduce the pollution caused by dust at the construction site to the surrounding environment. At the same time, it can also effectively protect the property and personnel safety at the construction site. Existing safety fences are generally composed of a fence surface, a frame, and support rods connecting the frame and the ground.

[0003] The patent with publication number CN221256382U in the prior art discloses a safety enclosure device. Through the first splicing box and the second splicing box provided therein, multiple enclosure devices can be quickly spliced ​​together, which is more efficient. However, in actual use, if the device is damaged, it needs to be replaced as a whole, and the enclosure surface cannot be quickly replaced alone. In addition, the device cannot be installed at a corner, and its practicality is low. In view of the above problems, a protective enclosure for construction projects is proposed to meet people's needs. Utility Model Content

[0004] The purpose of the present application is to provide a protective enclosure for construction projects to solve the problems mentioned in the above background technology that the device cannot quickly replace the enclosure surface alone and cannot be installed at a bend.

[0005] To achieve the above-mentioned objectives, the present application provides the following technical solutions: a protective fence for construction projects, comprising a rectangular frame, grooves are provided on the inner walls of the four sides of the rectangular frame, baffles are arranged in the four grooves, second slide grooves are provided on the four sides of the baffles, cross rods are fixedly installed on the inner walls of the four sides of the rectangular frame, limiting mechanisms are installed on the sides of the cross rods, and the limiting mechanisms are installed in cooperation with the four second slide grooves, a first connecting plate is fixedly installed on one of the vertical sides of the rectangular frame, limiting grooves are provided on the top and bottom of the first connecting plate, and a second connecting plate is rotatably installed on the other vertical side of the rectangular frame, and the limiting grooves are adapted to the first connecting plate.

[0006] Preferably, the limiting mechanism includes an installation box fixedly installed on the central side of the cross rod, circular holes are opened on the four inner walls of the installation box, limiting components are installed in the four circular holes, the four limiting components are respectively installed in cooperation with the four second slide grooves, an extrusion component is installed in the installation box, the extrusion component is installed in cooperation with the four limiting components, the first slide grooves are opened on the four inner walls of the rectangular frame, and the four limiting components are respectively installed in cooperation with the four first slide grooves.

[0007] Preferably, the limit assembly includes a round rod slidably mounted on the inner wall of the circular hole, one end of the round rod extends into the installation box and is installed with a hemispherical block, a round ring is fixedly sleeved on the round rod, one end of the spring is fixedly mounted on the side of the round ring close to the installation box, the other end of the spring is fixedly connected to the side of the installation box, a rectangular plate is fixedly mounted on the end of the round rod away from the installation box, one end of the rectangular plate extends into the first slide groove, a limit block is fixedly mounted on the side of the rectangular plate close to the baffle, and the limit block extends into the second slide groove.

[0008] Preferably, the horizontal cross-section of the second connecting plate is trapezoidal, and the limiting groove is trapezoidal.

[0009] Preferably, two first fixing plates are fixedly installed on the rear side of the rectangular frame, a plurality of fixing holes are opened on the top of the first fixing plates, a connecting rod is rotatably installed on the bottom of the installation box, a second fixing plate is rotatably installed on the other end of the connecting rod, and a plurality of evenly distributed installation holes are opened on the second fixing plate.

[0010] Preferably, the extrusion assembly includes a threaded hole opened on the inner wall of the installation box away from the rectangular frame, a screw is threadedly installed in the threaded hole, the bottom end of the screw extends to the interior of the installation box and is fixedly connected to a conical block, a turntable is fixedly installed on the top of the screw, and the inclined circumferential side portions of the conical block are in contact with the four hemispherical blocks respectively.

[0011] Preferably, a sound insulation pad is fixedly provided on the side of the baffle.

[0012] In summary, the technical effects and advantages of the utility model are:

[0013] In the utility model, the device is first fixed to the ground by the first fixing plate and the second fixing plate, and then the first connecting plate of another device is connected to the second connecting plate of the device, so that the splicing of multiple devices can be achieved. If it is necessary to rotate a certain angle, the second connecting plate of the device can be rotated. When the baffle needs to be replaced, the turntable is rotated to make the four limit blocks fixed at the bottom of the four rectangular plates move in the direction away from the second slide groove, so that the fixation of the baffle can be released. After replacing the baffle, the turntable is rotated in the opposite direction to achieve rapid fixation of the baffle from four directions. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For those skilled in the art, other drawings can be obtained based on these drawings without paying any creative work.

[0015] Figure 1 This is a schematic diagram of the three-dimensional structure of the utility model from the first viewing angle;

[0016] Figure 2 It is a partial cutaway schematic diagram of the limit assembly;

[0017] Figure 3 It is a partial cutaway schematic diagram of an extrusion component;

[0018] Figure 4 It is a schematic diagram of the three-dimensional structure of the utility model from a second viewing angle.

[0019] In the figure: 1. rectangular frame; 2. baffle; 3. mounting box; 4. round rod; 5. circular ring; 6. spring; 7. rectangular plate; 8. limit block; 9. screw; 10. conical block; 11. turntable; 12. first fixed plate; 13. connecting rod; 14. second fixed plate; 15. second connecting plate; 16. first connecting plate; 17. first slide groove; 18. second slide groove; 19. sound insulation pad. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] Example: Reference Figure 1-Figure 4A protective fence for a construction project shown in the figure includes a rectangular frame 1, grooves are opened on the inner walls of the four sides of the rectangular frame 1, baffles 2 are arranged in the four grooves, and second slide grooves 18 are opened on the four sides of the baffle 2, cross rods are fixedly installed on the inner walls of the four sides of the rectangular frame 1, and limiting mechanisms are installed on the sides of the cross rods. The limiting mechanisms are installed in coordination with the four second slide grooves 18, and a first connecting plate 16 is fixedly installed on one of the vertical sides of the rectangular frame 1, and limiting grooves are opened on the top and bottom of the first connecting plate 16. The second connecting plate 15 is rotatably installed on the other vertical side of the rectangular frame 1, and the limiting grooves are adapted to the first connecting plate 16.

[0022] By means of the above mechanism: when two devices are spliced ​​together, the first connecting plate 16 of another device is connected to the second connecting plate 15 of the device, so that the splicing of multiple devices can be achieved. If a certain angle needs to be rotated, the second connecting plate 15 of the device can be rotated. The baffle 2 can also be replaced by adjusting the limiting mechanism as needed.

[0023] like Figure 1 , Figure 3 As shown, the limiting mechanism includes a mounting box 3 fixedly mounted on the central side of the cross-shaped rod, circular holes are provided on the four inner walls of the mounting box 3, and limiting components are installed in the four circular holes. The four limiting components are respectively installed in cooperation with the four second slide grooves 18. An extrusion component is installed in the mounting box 3, and the extrusion component is installed in cooperation with the four limiting components. The first slide grooves 17 are provided on the four inner walls of the rectangular frame 1, and the four limiting components are respectively installed in cooperation with the four first slide grooves 17. The limiting components can be adjusted by the extrusion component, which is convenient for installing and removing the baffle 2.

[0024] like Figure 2 , Figure 3 As shown, the limit assembly includes a round rod 4 slidably mounted on the inner wall of the round hole, one end of the round rod 4 extends into the installation box 3 and is installed with a hemispherical block, a round ring 5 is fixedly sleeved on the round rod 4, one end of the round ring 5 is fixedly mounted with a spring 6 on the side close to the installation box 3, the other end of the spring 6 is fixedly connected to the side of the installation box 3, a rectangular plate 7 is fixedly mounted on the end of the round rod 4 away from the installation box 3, one end of the rectangular plate 7 extends into the first slide groove 17, a limit block 8 is fixedly mounted on the side of the rectangular plate 7 close to the baffle 2, and the limit block 8 extends into the second slide groove 18.

[0025] like Figure 4 As shown, the horizontal cross section of the second connecting plate 15 is a trapezoidal arrangement, and the limiting groove is a trapezoidal arrangement. Through the arrangement of the second connecting plate 15 and the first connecting plate 16, the two devices can be tightly connected.

[0026] like Figure 1 , Figure 4As shown, two first fixing plates 12 are fixedly installed on the rear side of the rectangular frame 1, and a plurality of fixing holes are opened on the top of the first fixing plates 12. A connecting rod 13 is rotatably installed on the bottom of the installation box 3, and a second fixing plate 14 is rotatably installed on the other end of the connecting rod 13. A plurality of evenly distributed mounting holes are opened on the second fixing plate 14. The arrangement of the first fixing plate 12 and the second fixing plate 14 facilitates the device to be fixed on the ground, thereby improving the stability of the device.

[0027] like Figure 3 As shown, the extrusion assembly includes a threaded hole opened on the inner wall of the installation box 3 away from the rectangular frame 1, a screw rod 9 is installed in the threaded hole, the bottom end of the screw rod 9 extends to the inside of the installation box 3 and is fixedly connected to a conical block 10, a turntable 11 is fixedly installed on the top of the screw rod 9, and the inclined circumferential side of the conical block 10 contacts the four hemispherical blocks respectively. Turning the turntable 11 makes the screw rod 9 fixed thereto move downward, so that the conical block 10 moves downward, thereby extruding the four hemispherical blocks, and adjusting the limit assembly.

[0028] like Figure 4 As shown, a sound insulation pad 19 is fixedly provided on the side of the baffle 2. By providing the sound insulation pad 19, the influence of construction noise on surrounding residents can be reduced.

[0029] Working principle: When in use, first fix the device to the ground through the first fixing plate 12 and the second fixing plate 14, and then connect the first connecting plate 16 of another device with the second connecting plate 15 of the device to realize the splicing of multiple devices. If it is necessary to rotate a certain angle, just rotate the second connecting plate 15 of the device. When the baffle 2 is damaged by impact, rotate the turntable 11 to make the screw 9 fixed thereto move downward, so that the conical block 10 moves downward, thereby squeezing one end of the four round rods 4, so that the four rectangular plates 7 connected to the other end of the four round rods 4 move, and the four limit blocks 8 fixed to the bottom of the four rectangular plates 7 move in the direction away from the second slide groove 18, so that the baffle 2 can be released. After replacing the baffle 2, the turntable 11 can be rotated in the opposite direction to quickly fix the baffle 2 from four directions.

[0030] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A protective enclosure for construction engineering, comprising a rectangular frame (1), characterized in that: The four inner walls of the rectangular frame (1) are provided with grooves, and baffles (2) are arranged in the four grooves. The four sides of the baffles (2) are provided with second slide grooves (18). The four inner walls of the rectangular frame (1) are fixedly installed with cross-shaped rods, and the sides of the cross-shaped rods are installed with limiting mechanisms, and the limiting mechanisms are installed in coordination with the four second slide grooves (18). A first connecting plate (16) is fixedly installed on one of the vertical sides of the rectangular frame (1), and limiting grooves are arranged on the top and bottom of the first connecting plate (16). A second connecting plate (15) is rotatably installed on the other vertical side of the rectangular frame (1), and the limiting groove is adapted to the first connecting plate (16).

2. A protective enclosure for construction engineering according to claim 1, characterized in that: The limiting mechanism comprises an installation box (3) fixedly installed on the central side of the cross-shaped rod, circular holes are opened on the inner walls of the four sides of the installation box (3), and limiting components are installed in the four circular holes. The four limiting components are respectively installed in cooperation with the four second slide grooves (18). An extrusion component is installed in the installation box (3), and the extrusion component is installed in cooperation with the four limiting components. The inner walls of the four sides of the rectangular frame (1) are opened on the first slide grooves (17), and the four limiting components are respectively installed in cooperation with the four first slide grooves (17).

3. A protective enclosure for construction engineering according to claim 2, characterized in that: The limiting assembly comprises a round rod (4) slidably mounted on the inner wall of the circular hole, one end of the round rod (4) extends into the installation box (3) and is mounted with a hemispherical block, a round ring (5) is fixedly sleeved on the round rod (4), one end of a spring (6) is fixedly mounted on the side of the round ring (5) close to the installation box (3), the other end of the spring (6) is fixedly connected to the side of the installation box (3), a rectangular plate (7) is fixedly mounted on the end of the round rod (4) away from the installation box (3), one end of the rectangular plate (7) extends into the first sliding groove (17), a limiting block (8) is fixedly mounted on the side of the rectangular plate (7) close to the baffle (2), and the limiting block (8) extends into the second sliding groove (18).

4. The protective enclosure for construction engineering according to claim 1 is characterized by: The horizontal cross-section of the second connecting plate (15) is trapezoidal in shape, and the limiting groove is trapezoidal in shape.

5. The protective enclosure for construction engineering according to claim 2 is characterized by: Two first fixing plates (12) are fixedly mounted on the rear side of the rectangular frame (1), a plurality of fixing holes are provided on the top of the first fixing plates (12), a connecting rod (13) is rotatably mounted on the bottom of the installation box (3), a second fixing plate (14) is rotatably mounted on the other end of the connecting rod (13), and a plurality of evenly distributed mounting holes are provided on the second fixing plate (14).

6. The protective enclosure for construction engineering according to claim 3 is characterized by: The extrusion assembly comprises a threaded hole formed on the inner wall of the installation box (3) away from the rectangular frame (1); a screw rod (9) is threadedly installed in the threaded hole; the bottom end of the screw rod (9) extends into the interior of the installation box (3) and is fixedly connected to a conical block (10); a rotating disk (11) is fixedly installed on the top of the screw rod (9); and the inclined circumferential side portions of the conical block (10) are in contact with the four hemispherical blocks respectively.

7. The protective enclosure for construction engineering according to claim 1 is characterized by: A sound insulation pad (19) is fixedly arranged on the side of the baffle (2).

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