Safety protection net for constructional engineering

Abstract

The utility model discloses a constructional engineering safety protective net relates to protective net technical field, including protective net body and two rectangular plate, the bottom surface of two rectangular plate both is fixedly connected with two support pillar, the bottom end of four support pillar all is fixedly connected with bottom plate, and the inside of bottom plate is equipped with the mounting hole, and the bottom plate is equipped with the mounting hole. The upper surface of the protective net body is fixedly connected with two mounting plates, a fixing assembly is arranged between the two rectangular plates and used for fixing the protective net body, and a tensioning assembly is arranged on the fixing assembly and used for tensioning the protective net body. By arranging the fixing assembly, the protective net body can be conveniently disassembled and rotated, so that protective net bodies of different sizes can be conveniently replaced according to the use requirements of a construction site, by arranging the tensioning assembly, the protective net body can be automatically tensioned, and compared with the mode that the protective net body is tensioned by manually rotating a hand wheel, the protective net body is more convenient to disassemble and rotate. And the labor intensity of workers can be effectively reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of protective net, specifically is a construction engineering safety protective net. BACKGROUND

[0002] Construction engineering refers to the engineering entity formed by the installation activities of various types of house building and its auxiliary facilities, and the installation activities of the lines, pipelines and equipment matched therewith, wherein "house building" refers to the engineering that has a roof, beam column, wall, foundation and can form an internal space to meet the needs of people's production, residence, study and public activities. Construction engineering construction needs to set up protective nets to avoid falling rocks and other sundries from falling and injuring pedestrians.

[0003] According to the Chinese patent with application number 202020530815.1, a construction engineering safety protective net is disclosed, which comprises a net body and a frame, the net body is arranged in the frame, and the periphery of the net body is connected with the frame, and the frame is used for fixedly connecting the scaffold.

[0004] The above scheme can make the net body have appropriate tension, avoid the net body from shaking, and avoid the net body from being too tight. However, the size of the frame and the protective net in the above scheme is fixed, which cannot meet the use requirements of different construction sites, and manual rotation of the hand wheel is needed to tension the protective net, which increases the labor intensity of workers. Therefore, we provide a construction engineering safety protective net to solve the above problems. UTILITY MODEL CONTENT

[0005] The utility model aims at making up for the deficiency of prior art, and provides a construction engineering safety protective net.

[0006] To achieve the above object, the utility model provides the following technical scheme: a construction engineering safety protective net, which comprises a protective net body and two rectangular plates, the bottom surface of each of the two rectangular plates is fixedly connected with two support columns, the bottom end of each of the four support columns is fixedly connected with a bottom plate, an installation hole is formed in the inside of the bottom plate, the upper surface of the protective net body is fixedly connected with two mounting plates, a fixing assembly is arranged between the two rectangular plates, the fixing assembly is used for fixing the protective net body, a tensioning assembly is arranged on the fixing assembly, and the tensioning assembly is used for tensioning the protective net body.

[0007] Further, the fixing assembly comprises two right-angle plates, the two mounting plates are respectively clamped in the inside of the two right-angle plates, a set of limiting rods are fixedly connected to the inside of each of the two right-angle plates, and the top end of each limiting rod penetrates through the mounting plate and extends to the outside of the mounting plate.

[0008] Further, the two straight angle plates are fixedly connected with U-shaped plates on the sides away from each other, the interiors of the two U-shaped plates are threadedly connected with screws, the interiors of the two straight angle plates are slidably connected with pressing plates, the interiors of the two pressing plates are rotatably connected with the two screws respectively, and the bottom surfaces of the two pressing plates are in contact with the upper surfaces of the two mounting plates respectively.

[0009] Further, the interiors of the two pressing plates are provided with clamping grooves matched with the limiting rods, and the clamping grooves are clamped on the limiting rods.

[0010] Further, the tensioning assembly comprises two motors, the two motors are mounted on the two rectangular plates respectively, the output ends of the two motors are fixedly connected with threaded rods, the outer surfaces of the two threaded rods are threadedly connected with threaded blocks, and the upper surfaces of the two threaded blocks are fixedly connected with the bottom surfaces of the two straight angle plates respectively.

[0011] Further, the interiors of the two rectangular plates are slidably connected with second sliding plates, and the sides of the two second sliding plates away from each other are penetrated through the two rectangular plates and fixedly connected with the sides of the two straight angle plates away from each other.

[0012] Further, the side of one of the straight angle plates away from the rectangular plate is fixedly connected with a first baffle, the side of the other straight angle plate away from the rectangular plate is fixedly connected with a second baffle, the side of the first baffle close to the second baffle is fixedly connected with a first sliding plate, and the side of the first sliding plate away from the first baffle is inserted into the interior of the second baffle.

[0013] Compared with the prior art, the construction safety fence has the following beneficial effects:

[0014] The fixing assembly is arranged, so that the protective net body can be conveniently disassembled and rotated, thereby facilitating replacement of the protective net body of different sizes according to the use requirements of the construction site, the tensioning assembly is arranged, and the protective net body can be automatically tensioned, thereby effectively reducing the labor intensity of workers, compared with manually rotating a hand wheel to tension the protective net body.

[0015] The first baffle, the second baffle and the first sliding plate are matched, the protective net body of different sizes can be installed without affecting the installation, and foreign matters can be prevented from falling from the protective net body. BRIEF DESCRIPTION OF DRAWINGS

[0016] Fig. 1 It is a three-dimensional structure schematic view of the utility model;

[0017] Fig. 2 It is a three-dimensional structure schematic view of the protective net body and the mounting plate of the utility model;

[0018] Fig. 3It is the three-dimensional structure schematic view of the rectangular plate, the fixing assembly and the tensioning assembly.

[0019] Fig. 4 It is the connection schematic view of the threaded rod and the threaded block.

[0020] In the figure: 1, rectangular plate; 2, support column; 3, first sliding plate; 4, bottom plate; 5, protective net body; 6, mounting plate; 7, fixing assembly; 701, right-angle plate; 702, limiting rod; 703, U-shaped plate; 704, screw; 705, pressing plate; 706, clamping groove; 8, tensioning assembly; 801, motor; 802, threaded rod; 803, threaded block; 804, second sliding plate; 9, first baffle; 10, second baffle. DETAILED DESCRIPTION

[0021] The principles and characteristics of the utility model are described below in combination with the drawings, and the examples are only used to explain the utility model and not to limit the scope of the utility model.

[0022] The embodiment provides a kind of construction safety fence, the device is used to avoid falling rock and other sundries to fall down and hurt pedestrian, by setting up tensioning assembly 8, protective net body 5 can be automatically tensioned, compared with manually rotating hand wheel to tension protective net body 5, the labor intensity of worker can be effectively reduced.

[0023] Referring to Figs. 1-4 A kind of construction safety fence, including protective net body 5 and two rectangular plates 1, the bottom surface of two rectangular plates 1 is fixedly connected with two support columns 2, the bottom end of four support columns 2 is fixedly connected with bottom plate 4, and installation hole is set in the inside of bottom plate 4, by setting installation hole, it can be convenient to use expansion bolt to fix bottom plate 4 on ground, the upper surface of protective net body 5 is fixedly connected with two mounting plates 6, when installing protective net body 5, the protective net body 5 of different size can be used according to the need of construction site, and the distance between two rectangular plates 1 can be adjusted according to the size of protective net body 5.

[0024] Two rectangular plates 1 are provided with fixing assembly 7, and fixing assembly 7 is used for fixing protective net body 5, fixing assembly 7 includes two right-angle plates 701, two mounting plates 6 are clamped in the inside of two right-angle plates 701 respectively, a set of limiting rods 702 are fixedly connected in the inside of two right-angle plates 701, and the top end of limiting rod 702 penetrates mounting plate 6 and extends to the outside of mounting plate 6, and the inside of mounting plate 6 and the inside of protective net body 5 are all provided with through hole matched with limiting rod 702.

[0025] The two right angle plates 701 are fixedly connected with U-shaped plates 703 on the sides away from each other, the interiors of the two U-shaped plates 703 are threadedly connected with screws 704, the interiors of the two right angle plates 701 are slidably connected with pressing plates 705, the interiors of the two pressing plates 705 are respectively rotatably connected with the ends of the two screws 704 close to each other, the bottom surfaces of the two pressing plates 705 are respectively in contact with the upper surfaces of the two mounting plates 6, and the interior of the right angle plate 701 is provided with a second sliding groove matched with the pressing plate 705.

[0026] The interiors of the two pressing plates 705 are provided with clamping grooves 706 matched with the limiting rods 702, and the clamping grooves 706 are clamped on the limiting rods 702, the two mounting plates 6 are respectively placed on the two right angle plates 701 and the limiting rods 702 penetrate through the through holes in the mounting plates 6, then the screws 704 are screwed to the maximum distance in the direction of the protective net body 5, the screws 704 can drive the pressing plates 705 to move in the direction of the protective net body 5, when the screws 704 move to the maximum distance in the direction of the protective net body 5, the bottom surfaces of the pressing plates 705 are in contact with the upper surfaces of the mounting plates 6, and the clamping grooves 706 are clamped on the limiting rods 702, so that the mounting plates 6 and the protective net body 5 can be fixed.

[0027] The fixing assembly 7 is provided with a tensioning assembly 8, the tensioning assembly 8 is used for tensioning the protective net body 5, the tensioning assembly 8 comprises two motors 801, the two motors 801 are respectively installed on the two rectangular plates 1, the output ends of the two motors 801 are fixedly connected with threaded rods 802, the outer surfaces of the two threaded rods 802 are threadedly connected with threaded blocks 803, the upper surfaces of the two threaded blocks 803 are fixedly connected with the bottom surfaces of the two right angle plates 701, and the screw directions provided on the two threaded rods 802 are opposite, the two motors 801 are started, and when the two motors 801 drive the two threaded rods 802 to rotate in the same direction, the two threaded blocks 803 can be driven to move away from each other.

[0028] The interiors of the two rectangular plates 1 are slidably connected with second sliding plates 804, the sides close to each other of the two second sliding plates 804 respectively penetrate through the two rectangular plates 1 and are fixedly connected with the sides away from each other of the two right angle plates 701, the interiors of the rectangular plates 1 are provided with third sliding grooves matched with the second sliding plates 804, the two motors 801 are started, the two motors 801 drive the two threaded rods 802 to rotate clockwise, the two threaded rods 802 rotating clockwise can drive the two threaded blocks 803, the two fixing assemblies 7 and the two mounting plates 6 to move away from each other, so that the protective net body 5 can be tensioned.

[0029] One of the right angle plates 701 is fixedly connected with the first baffle 9 away from one side of the rectangular plate 1, and the other right angle plate 701 is fixedly connected with the second baffle 10 away from one side of the rectangular plate 1, the first baffle 9 is fixedly connected with the first sliding plate 3 away from one side of the second baffle 10, the first sliding plate 3 is inserted into the inside of the second baffle 10 away from one side of the first baffle 9, and the inside of the second baffle 10 is provided with a first sliding groove matched with the first sliding plate 3, when the distance between the two rectangular plates 1 is adjusted, the first sliding plate 3 will slide along the first sliding groove, and through the cooperation between the first baffle 9, the second baffle 10 and the first sliding plate 3, the sundries can be prevented from falling from the protective net body 5 without affecting the installation of the protective net body 5 of different sizes.

[0030] Working principle: when the utility model is used, first, the device is placed at the specified position of the construction site, and the distance between the two rectangular plates 1 is determined according to the size of the protective net body 5, then the bottom plate 4 is fixed on the ground through the expansion bolt, then the two mounting plates 6 are respectively placed on the two right angle plates 701 and the limiting rod 702 penetrates the through hole formed in the mounting plate 6, then the screw 704 is screwed to the maximum distance in the direction of the protective net body 5, the screw 704 can drive the pressing plate 705 to move in the direction of the protective net body 5, when the screw 704 moves to the maximum distance in the direction of the protective net body 5, the bottom surface of the pressing plate 705 will be in contact with the upper surface of the mounting plate 6, and the clamping groove 706 will be clamped on the limiting rod 702, so that the mounting plate 6 and the protective net body 5 can be fixed, then the two motors 801 are started, the two motors 801 drive the two threaded rods 802 to rotate clockwise, the clockwise rotation of the two threaded rods 802 can drive the two threaded blocks 803, the two fixed assemblies 7 and the two mounting plates 6 to move away from each other, so that the protective net body 5 can be tensioned, when the protective net body 5 has appropriate tension, the two motors 801 are turned off, at this time, the protective net body 5 can be prevented from shaking, and the protective net body 5 can also be prevented from being too tight.

[0031] The above only describes the preferred embodiments of the utility model, and is not used to limit the utility model, any modification, equivalent replacement, improvement, etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A safety net for construction projects, comprising a net body (5) and two rectangular plates (1), characterized in that: Two support columns (2) are fixedly connected to the bottom surface of each of the two rectangular plates (1), and a base plate (4) is fixedly connected to the bottom end of each of the four support columns (2). An installation hole is provided inside the base plate (4). Two mounting plates (6) are fixedly connected to the upper surface of the protective net body (5). A fixing component (7) is provided between the two rectangular plates (1). The fixing component (7) is used to fix the protective net body (5). A tensioning component (8) is provided on the fixing component (7). The tensioning component (8) is used to tension the protective net body (5).

2. The safety protection net for construction projects according to claim 1, characterized in that: The fixing component (7) includes two right-angle plates (701), and the two mounting plates (6) are respectively snapped into the inside of the two right-angle plates (701). A set of limiting rods (702) are fixedly connected inside the two right-angle plates (701), and the top of the limiting rods (702) penetrates through the mounting plate (6) and extends to the outside of the mounting plate (6).

3. The safety net for construction projects according to claim 2, characterized in that: The two right-angle plates (701) are fixedly connected to U-shaped plates (703) on their opposite sides. The two U-shaped plates (703) are threaded with screws (704) inside. The two right-angle plates (701) are slidably connected with pressure plates (705) inside. The two screws (704) are rotatably connected to the inside of the two pressure plates (705) at their close ends. The bottom surfaces of the two pressure plates (705) are in contact with the upper surfaces of the two mounting plates (6).

4. A safety net for construction projects according to claim 3, characterized in that: Both pressure plates (705) have slots (706) inside that are adapted to the limiting rod (702), and the slots (706) are engaged with the limiting rod (702).

5. A safety net for construction projects according to claim 2, characterized in that: The tensioning assembly (8) includes two motors (801), which are respectively mounted on two rectangular plates (1). The output ends of the two motors (801) are fixedly connected to threaded rods (802), and the outer surfaces of the two threaded rods (802) are threadedly connected to threaded blocks (803). The upper surfaces of the two threaded blocks (803) are respectively fixedly connected to the bottom surfaces of the two right-angle plates (701).

6. A safety protection net for construction projects according to claim 5, characterized in that: The interior of each of the two rectangular plates (1) is slidably connected with a second sliding plate (804). The sides of the two second sliding plates (804) that are close to each other pass through the two rectangular plates (1) and are fixedly connected to the sides of the two right-angled plates (701) that are far from each other.

7. A safety net for construction projects according to claim 2, characterized in that: One of the right-angled plates (701) has a first baffle (9) fixedly connected to the side away from the rectangular plate (1), and the other right-angled plate (701) has a second baffle (10) fixedly connected to the side away from the rectangular plate (1). The side of the first baffle (9) close to the second baffle (10) has a first sliding plate (3) fixedly connected to it. The side of the first sliding plate (3) away from the first baffle (9) is inserted into the interior of the second baffle (10).

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