CN217268996U - Falling object protection device for building safety - Google Patents

Abstract

The utility model discloses a falling object protection device for building safety, which relates to the technical field of building construction, comprising a rectangular frame, a first protective net, a second protective net, a bracket and a baffle. In the present invention, a buffering effect can be formed through the cooperation among the rectangular frame, the inclined rod, the first protective net, the second protective net, the elastic band, the fixing piece, the connecting rod and the first spring, so as to prevent the impact caused by the impact. Excessive force will cause damage to the second protective net. The first protective net increases the contact area between the falling object and the protective net, reduces the probability that the dropped object will be ejected out of the net after falling on the second protective net, and improves the safety of the device. Through the use of brackets, buffers, rollers, telescopic rods, connecting plates, sliding rods and the second spring, the damage to the device caused by the impact force formed by falling objects is reduced, and the rollers make the device easy to move. function to increase the flexibility of the device.

Description

A falling object protection device for building safety

technical field

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

Background technique

Building construction refers to the production activities in the implementation stage of project construction, and is the construction process of various buildings. It includes foundation engineering construction, main structure construction, roofing engineering construction, decoration engineering construction, etc. The place of construction work is called "construction construction site" or "construction site", also called construction site. In the process of construction, due to the particularity of the construction site, falling objects are prone to occur, posing a threat to the safety of workers. Therefore, it is necessary to use a falling object protection device, but in the existing technology, most of the falling objects are The falling object protection device does not have the function of buffering and shock absorption, and it is easy to cause damage to the device after being subjected to a large impact force, thereby reducing the safety and service life of the device.

Utility model content

The purpose of the present invention is to provide a falling object protection device for building safety, so as to solve the problems raised in the above background technology.

To achieve the above object, the utility model provides the following technical solutions:

A falling object protection device for building safety, comprising a rectangular frame, a first protective net, a second protective net, a bracket and a baffle, and diagonal rods are symmetrically and fixedly connected at the top four corners of the rectangular frame, And the rectangular frame is provided with an elastic band, the inner wall of the rectangular frame is provided with a circular groove, the interior of the circular groove is provided with a connecting rod and a first spring, the second protective net is fixedly connected with a fixing piece, so A buffer member is fixedly connected to the bottom of the bracket, a rectangular groove is arranged inside the buffer member, a connecting plate, a sliding rod and a second spring are arranged inside the rectangular groove, and a telescopic rod is fixedly connected to the bottom of the connecting plate, A roller is installed at the bottom of the telescopic rod.

As a further scheme of the present invention: the first protective net is provided with four, the two sides of the four first protective nets are connected with the inclined rods, and the bottom of the first protective net is connected with the top of the rectangular frame, The first protective net is adapted to both the inclined rod and the rectangular frame.

As a further solution of the present invention, the four corners of the second protective net are connected with the four corners of the rectangular frame in one-to-one correspondence, the circular grooves are symmetrically arranged with four, and one end of the first spring is connected to the four corners of the rectangular frame. One end of the circular groove is internally connected, and the other end of the first spring is connected with a connecting rod. Parts are connected with the circular groove by a clearance fit.

As a further solution of the present invention, the elastic bands are arranged crosswise, and the two ends of the elastic bands are connected to the inner wall of the rectangular frame, the elastic bands are located under the second protective net, and the elastic bands are compatible with the second protective net. match.

As a further solution of the present invention: the brackets are provided with four, the four brackets are respectively arranged at the four corners of the bottom of the rectangular frame, the four corners of the baffle are connected with the brackets, and the baffles are in Just below the second protective net and elastic band.

As a further solution of the present invention: the top of the telescopic rod penetrates through the bottom of the buffer member and is inside the rectangular groove, and the part of the telescopic rod that penetrates the buffer member is connected with the buffer member through clearance fit, and the telescopic rod is connected to the buffer member through clearance fit. The rectangular grooves are adapted, and two sliding rods are arranged inside each rectangular groove, the top and bottom of the sliding rods are respectively connected with the inner walls of the top and bottom of the rectangular groove, and the sliding rods penetrate through the connecting plate and the inside of the second spring, The sliding rod and the connecting plate are connected by sliding fit, and the sliding rod is fitted with a second spring, the bottom of the second spring is in contact with the top of the connecting plate, and the connecting plate is fitted with the rectangular groove.

Compared with the prior art, the beneficial effect of the present utility model is: through the cooperation between the rectangular frame, the inclined rod, the first protective net, the second protective net, the elastic band, the fixing piece, the connecting rod and the first spring, A buffering effect can be formed, thereby preventing the second protective net from being damaged due to excessive impact force, and improving the service life of the falling object protection device. The first protective net increases the contact area between the falling object and the protective net, increasing The probability of the protective net taking over the falling objects reduces the probability that the dropped objects are ejected out of the net after falling on the second protective net, and improves the safety of the falling object protection device. , The cooperation between the connecting plate, the sliding rod and the second spring further enhances the buffering and shock absorption effect of the device, and reduces the damage to the device caused by the impact force formed by the falling objects. The roller makes the device have the function of being easy to move. Increase the flexibility of the device.

Description of drawings

FIG. 1 is a schematic structural diagram of a falling object protection device for building safety.

FIG. 2 is a top view of a rectangular frame in a falling object protection device for building safety.

Figure 3 is a top view of a rectangular frame and an elastic band in a falling object protection device for building safety.

FIG. 4 is a top-view sectional view of a circular groove in a falling object protection device for building safety.

FIG. 5 is a cross-sectional view of a buffer in a falling object protection device for building safety.

Markings in the figure: 1. Rectangular frame; 2. Oblique rod; 3. First protective net; 4. Second protective net; 5. Bracket; 6. Baffle; 7. Buffer; 8. Roller; ; 10, elastic band; 11, fixing part; 12, connecting rod; 13, circular groove; 14, first spring; 15, connecting plate; 16, rectangular groove; 17, sliding rod; 18, second spring.

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. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Referring to FIGS. 1 to 5 , in an embodiment of the present invention, a falling object protection device for building safety includes a rectangular frame 1 , a first protective net 3 , a second protective net 4 , a bracket 5 and a baffle 6 , the top four corners of the rectangular frame 1 are symmetrically and fixedly connected with inclined rods 2, the first protective nets 3 are provided with four, and both sides of the four first protective nets 3 are connected with the inclined rods 2, and the first protective nets 3 are connected with the inclined rods 2. The bottom of the net 3 is connected with the top of the rectangular frame 1, the first protective net 3 is adapted to the oblique rod 2 and the rectangular frame 1, the rectangular frame 1 is provided with an elastic band 10, the elastic bands 10 are arranged crossly, and the elastic band 10 The two ends of the frame are connected with the inner wall of the rectangular frame 1, the elastic band 10 is under the second protective net 4, and the elastic band 10 is adapted to the second protective net 4, the inner wall of the rectangular frame 1 is provided with a circular groove 13, the circular The interior of the slot 13 is provided with a connecting rod 12 and a first spring 14, and four brackets 5 are provided. , and the baffle 6 is located directly below the second protective net 4 and the elastic band 10, the second protective net 4 is fixedly connected with a fixing member 11, and the four corners of the second protective net 4 are the same as the four corners of the rectangular frame 1. One corresponding connection, four circular grooves 13 are symmetrically arranged, one end of the first spring 14 is internally connected with one end of the circular groove 13, and the other end of the first spring 14 is connected with the connecting rod 12, and the connecting rod 12 is far away from the first One end of the spring 14 penetrates through the circular groove 13 and is connected with the fixing member 11, and the part of the connecting rod 12 which penetrates through the circular groove 13 is connected with the circular groove 13 by clearance fit, and the bottom of the bracket 5 is fixedly connected with the buffer member 7, The buffer member 7 is provided with a rectangular groove 16 inside. The rectangular groove 16 is provided with a connecting plate 15, a sliding rod 17 and a second spring 18. The bottom of the connecting plate 15 is fixedly connected with a telescopic rod 9, and the bottom of the telescopic rod 9 is installed with a roller 8. The top of the telescopic rod 9 penetrates through the bottom of the buffer member 7 and is inside the rectangular groove 16, and the part of the telescopic rod 9 that penetrates the buffer member 7 is connected with the buffer member 7 through clearance fit, and the telescopic rod 9 is suitable for the rectangular groove 16. Equipped, two sliding rods 17 are arranged inside each rectangular slot 16, the top and bottom of the sliding rod 17 are respectively connected with the inner walls of the top and bottom of the rectangular slot 16, and the sliding rod 17 runs through the connecting plate 15 and the inside of the second spring 18, The sliding rod 17 and the connecting plate 15 are connected by sliding fit, and the sliding rod 17 is fitted with the second spring 18 , the bottom of the second spring 18 is in contact with the top of the connecting plate 15 , and the connecting plate 15 is fitted with the rectangular groove 16 .

The working principle of the utility model is as follows: during use, when an item falls above the falling object protection device for building safety, the falling object falls and falls to the top of the second protection net 4, and the impact force drives the second protection The net 4 falls, so that the fixing member 11 on the second protective net 4 drives the connecting rod 12 to move inside the circular groove 13 and stretches the first spring 14 to form a buffering effect, thereby preventing the impact force from being too large. Cause the second protective net 4 to be damaged, the elastic belt 10 arranged under the second protective net 4 also brings a buffering protection effect to the second protective net 4, and the service life of the falling object protection device can be improved. The rectangular frame 1 The inclined rod 2 and the first protective net 3 arranged on the top increase the contact area between the falling object and the protective net, increase the probability of the protective net to accept the falling object, and the horizontal height of the inclined rod 2 and the first protective net 3 is high For the second protective net 4, the probability of falling objects being ejected out of the net after falling on the second protective net 4 is reduced, and the safety of the falling object protection device is improved. When the impact force is transmitted to the bracket through the rectangular frame 1 At 5, the impact force forms a buffering effect through the second spring 18 arranged inside the buffer member 7 and then transmits the force to the roller 8, which can further enhance the buffering and shock absorption effect of the device and reduce the impact force formed by the falling objects to the roller. For the damage caused by the device, the roller 8 enables the device to have the function of being easy to move, so that the device has more flexibility.

Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Within the spirit and principle of the present utility model, any modifications, equivalent replacements, improvements, etc. made shall be included within the protection scope of the present utility model.

Claims (6)

1. A falling object protection device for building safety, comprising a rectangular frame (1), a first protective net (3), a second protective net (4), a bracket (5) and a baffle (6), which It is characterized in that: diagonal rods (2) are symmetrically and fixedly connected at the top four corners of the rectangular frame (1), elastic bands (10) are arranged on the rectangular frame (1), and the rectangular frame (1) is provided with an elastic band (10). The inner wall is provided with a circular groove (13), the interior of the circular groove (13) is provided with a connecting rod (12) and a first spring (14), and a fixing member is fixedly connected to the second protective net (4). (11), a buffer member (7) is fixedly connected to the bottom of the bracket (5), a rectangular groove (16) is arranged inside the buffer member (7), and a connection is arranged inside the rectangular groove (16). A plate (15), a sliding rod (17) and a second spring (18), a telescopic rod (9) is fixedly connected to the bottom of the connecting plate (15), and a roller (8) is installed at the bottom of the telescopic rod (9) . 2. A falling object protection device for building safety according to claim 1, characterized in that: the first protective net (3) is provided with four, and four of the first protective nets (3) are provided. ) are connected with the inclined rod (2) on both sides, and the bottom of the first protective net (3) is connected with the top of the rectangular frame (1), the first protective net (3) is connected with the inclined rod (2) and the rectangular frame (1). The frame (1) is suitable. 3. A falling object protection device for building safety according to claim 1, characterized in that: the four corners of the second protective net (4) are the same as the four corners of the rectangular frame (1). One corresponding connection, four of the circular grooves (13) are symmetrically arranged, one end of the first spring (14) is internally connected with one end of the circular groove (13), and the other end of the first spring (14) The connecting rod (12) is connected with the connecting rod (12), the end of the connecting rod (12) away from the first spring (14) penetrates the circular groove (13) and is connected with the fixing member (11), and the connecting rod (12) penetrates through the circular groove (13). The part of the shaped groove (13) is connected with the circular groove (13) by a clearance fit. 4. A falling object protection device for building safety according to claim 1, characterized in that: the elastic band (10) is crossed, and the two ends of the elastic band (10) are connected to the rectangular frame (1). ) is connected with the inner wall of the ), the elastic band (10) is located under the second protective net (4), and the elastic band (10) is adapted to the second protective net (4). 5. A falling object protection device for building safety according to claim 1, characterized in that: the brackets (5) are provided with four, and the four brackets (5) are respectively arranged on the rectangular frame (1) At the four corners of the bottom, the four corners of the baffle plate (6) are connected to the bracket (5), and the baffle plate (6) is located in the positive direction of the second protective net (4) and the elastic band (10). below. 6. A falling object protection device for building safety according to claim 1, characterized in that: the top of the telescopic rod (9) penetrates through the bottom of the buffer (7) and is located in the rectangular groove (16) ), and the part of the telescopic rod (9) passing through the buffer member (7) is connected with the buffer member (7) by clearance fit, the telescopic rod (9) is adapted to the rectangular groove (16), each rectangular groove The interior of (16) is provided with two sliding rods (17), the top and bottom of the sliding rods (17) are respectively connected with the inner walls of the top and bottom of the rectangular groove (16), and the sliding rods (17) penetrate through the connecting plate ( 15) and the inside of the second spring (18), the sliding rod (17) is connected with the connecting plate (15) by sliding fit, and the sliding rod (17) is adapted to the second spring (18), the second spring ( The bottom of 18) is in contact with the top of the connecting plate (15), which is fitted with the rectangular slot (16).

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