CN215107565U

CN215107565U - Safety protection net for construction

Info

Publication number: CN215107565U
Application number: CN202121407657.1U
Authority: CN
Inventors: 谭龙新
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-23
Filing date: 2021-06-23
Publication date: 2021-12-10
Anticipated expiration: 2031-06-23

Abstract

The utility model discloses a safety protection network for construction belongs to equipment technical field for the construction protection. The utility model provides a safety protection net for construction, includes two backup pads, the terminal surface middle part rear side is equipped with the gag lever post in two backup pads, be equipped with the lead screw between the terminal surface middle part in two backup pads, the motor incasement is equipped with the motor, the motor output shaft end connection of rear side has first main shaft, the motor output shaft end connection of front side has the second main shaft, lead screw circumference outer wall left side is equipped with a plurality of connecting blocks, the terminal surface is connected with the mounting box before the connecting block, mounting box front end front side is equipped with the protection frame, the protection frame inner wall is equipped with the protection network. The utility model discloses a lead screw and the cooperation between the left a plurality of connecting blocks of lead screw circumference outer wall between the terminal surface middle part in two backup pads set up, the staff of being convenient for carries out the material transport between bottom and high-rise building, has improved the efficiency of construction of building, has alleviateed staff's intensity of labour.

Description

Safety protection net for construction

Technical Field

The utility model relates to an equipment technical field is used in the construction protection, and more specifically says, relates to a safety protection net for construction.

Background

In the process of building a high-rise building, in order to prevent articles and even constructors from falling from high altitude carelessly during construction, related workers often install a safety protection net for building construction at the lower side of the construction building. The patent document with the prior art publication number of CN210563342U provides a safety protection net for building construction, and a first protection net and a second protection net of the device form two layers of protection, so that the protection effect is effectively enhanced; meanwhile, the safety protection net is made of stainless steel, so that the protection effect is improved; meanwhile, a certain angle exists between the first protective net and the second protective net, and objects on the inner side of the house body fall down and can fall between the two layers of protective nets according to the angle to effectively prevent falling objects from splashing to other places. Although the device has more beneficial effects, the following problems still exist: constructors often need upwards hoist building materials or construction tools from the bottom in the work progress, and the protection network can't be packed up and can seriously hinder carrying out the material transportation between bottom and the high-rise building among the device, leads to the efficiency of construction to reduce. In view of this, we propose a safety protection net for building construction.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

An object of the utility model is to provide a safety protection net for construction to solve the problem that proposes in the above-mentioned background art.

2. Technical scheme

A safety protection net for building construction comprises two support plates which are arranged in a bilateral symmetry structure, wherein the rear ends of the support plates are provided with fixing plates, the rear sides of the middle parts of the inner end surfaces of the two support plates are connected with limit rods, a screw rod is arranged between the middle parts of the inner end surfaces of the two support plates, a driving shaft is arranged between the front sides of the middle parts of the inner end surfaces of the two support plates, the front side and the rear side of the middle part of the outer end surface of the support plate on the right side are respectively provided with a motor box, a motor is arranged in each motor box, the end part of the output shaft of the motor on the rear side is connected with a first spindle, the left end of the first spindle penetrates through the inner end surface of the support plate on the right side to extend to the outside, the end part of the output shaft of the motor on the front side is connected with a second spindle, the left end of the second spindle penetrates through the inner end surface of the support plate on the right side to extend to the outside, the upper side of the middle part of the outer end surface of the support plate on the right side is provided with a control box, the lead screw circumference outer wall left side is linear equidistant threaded connection and has a plurality of connecting blocks, connecting block rear end face middle part is equipped with the stopper, the terminal surface is connected with the mounting box before the connecting block, the mounting box front end face front side is equipped with the protecting frame, the protecting frame inner wall is equipped with the protection network.

Preferably, the installation box inner wall rear end face middle upper side rotates and is connected with the driven shaft, driven shaft circumference outer wall middle part has cup jointed the worm wheel, the terminal surface middle part has set firmly before the installation box inner wall supports the cover, the driven shaft front end passes in proper order and supports terminal surface before the cover and the installation box inner wall and extend to the outside and be connected fixedly with protection frame rear end face middle part.

Preferably, both sides all are equipped with the limiting plate around driving axle circumference outer wall middle part, it is linear equidistant cover and is equipped with a plurality of worms to drive axle circumference outer wall, the spacing groove has all been seted up to both sides around the worm circumference inner wall middle part, limiting plate and spacing groove sliding connection, worm circumference outer wall is connected with worm wheel circumference outer wall meshing, the through-hole has all been seted up to both ends face middle part downside about the mounting box, the worm does not have the rotation of screw thread department circumference outer wall left and right sides respectively with corresponding through-hole inner wall and is connected.

Preferably, the left end of the first spindle is fixedly connected with the middle part of the right end face of the screw rod, the left end of the second spindle is fixedly connected with the right end of the driving shaft, the left end of the screw rod is rotatably connected with the middle part of the inner end face of the left supporting plate, and the left end of the driving shaft is rotatably connected with the front side of the middle part of the inner end face of the left supporting plate.

Preferably, the inner wall of the limiting block is in sliding connection with the circumferential outer wall of the limiting rod.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

1. the utility model discloses a set up the first main shaft at the motor output shaft end of rear side, lead screw between the terminal surface middle part in two backup pads, the gag lever post of terminal surface middle part rear side and the cooperation between the left a plurality of connecting blocks of lead screw circumference outer wall in two backup pads, can drive the protection network and remove, the staff of being convenient for on the one hand carries out material transport between bottom and high-rise building, on the other hand can change the protection position of this device, the efficiency of construction of building is improved, staff's intensity of labour has been alleviateed.

2. The utility model discloses a setting drives a plurality of worms of axle circumference outer wall around the limiting plate of both sides around driving shaft circumference outer wall middle part, and the cooperation between the through-hole of both ends face middle part downside about the spacing groove of both sides and the mounting box around the worm circumference inner wall middle part makes the protection network deflect, makes the staff adjust the angular orientation of protection network as required, has further improved the practicality of this device.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the overall structure of the utility model during protection;

fig. 3 is a schematic sectional view of the structure of the mounting box of the present invention;

FIG. 4 is an enlarged schematic view of the structure at A of the present invention;

FIG. 5 is a left side view of the structure of the middle mounting box after being cut;

the reference numbers in the figures illustrate: 1. a support plate; 2. mounting a box; 201. a through hole; 3. connecting blocks; 4. a fixing plate; 5. a limiting block; 7. a limiting rod; 8. a screw rod; 9. driving a shaft; 10. a protective net; 11. a protective frame; 12. a first main shaft; 13. a second main shaft; 14. a support sleeve; 15. an electric motor; 16. a motor case; 17. a control box; 18. a worm; 1801. a limiting groove; 19. a limiting plate; 20. a driven shaft; 21. a worm gear.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-5, the present invention provides a technical solution:

a safety protection net for building construction comprises two support plates 1 which are arranged in a bilateral symmetry structure, a fixing plate 4 is arranged at the rear end of each support plate 1, a limiting rod 7 is connected to the rear side of the middle part of the inner end face of each support plate 1, a screw rod 8 is arranged between the middle parts of the inner end faces of the two support plates 1, a driving shaft 9 is arranged between the front sides of the middle parts of the inner end faces of the two support plates 1, motor boxes 16 are arranged on the front and rear sides of the middle part of the outer end face of each support plate 1 on the right side, a motor 15 is arranged in each motor box 16, a first main shaft 12 is connected to the end part of an output shaft of the motor 15 on the rear side, the left end of the first main shaft 12 extends to the outside through the inner end face of the support plate 1 on the right side, a second main shaft 13 is connected to the end part of the output shaft of the motor 15 on the front side, the left end of the second main shaft 13 extends to the outside through the inner end face of the support plate 1 on the right side, a control box 17 is arranged on the upper side, be equipped with control mechanism in the

control box

17, 8 circumference outer walls of lead screw left sides are linear equidistant threaded connection and have a plurality of connecting blocks 3, and the 3 rear end face middle parts of connecting block are equipped with stopper 5, and the terminal surface is connected with mounting box 2 before connecting

block

3, and 2 front end faces of mounting box front side are equipped with protecting frame 11, and the 11 inner walls of protecting frame are equipped with protection network 10.

Specifically, 2 inner wall rear end face middle part upsides of mounting box rotate and are connected with driven shaft 20, and worm wheel 21 has been cup jointed in 20 circumference outer wall middle parts of driven shaft, and 2 inner wall front end face middle parts of mounting box have set firmly support

cover

14, and 20 front ends of driven shaft pass in proper order support cover 14 front end face and 2 inner wall front end faces of mounting box extend to the outside and with protection frame 11 rear end face middle part be connected fixedly.

Further, both sides all are equipped with limiting plate 19 around driving axle 9 circumference outer wall middle part, the purpose that sets up limiting plate 19 makes worm 18 can rotate around driving axle 9 axle center position when moving about driving axle 9 circumference outer wall along driving axle 9 circumference outer wall, it is linear equidistant cover to drive axle 9 circumference outer wall to be equipped with a plurality of worms 18, limiting groove 1801 has all been seted up to both sides around worm 18 circumference inner wall middle part, limiting plate 19 and limiting groove 1801 sliding connection, worm 18 circumference outer wall is connected with worm wheel 21 circumference outer wall meshing, both ends face middle part downside has all been seted up through-hole 201 about mounting box 2, worm 18 does not have screw thread department circumference outer wall left and right sides to rotate with corresponding through-hole 201 inner wall respectively and is connected.

Still further, the left end of the first main shaft 12 is fixedly connected with the middle part of the right end face of the screw rod 8, the left end of the second main shaft 13 is fixedly connected with the right end of the driving shaft 9, the left end of the screw rod 8 is rotatably connected with the middle part of the inner end face of the left supporting plate 1, and the left end of the driving shaft 9 is rotatably connected with the front side of the middle part of the inner end face of the left supporting plate 1.

Furthermore, the inner wall of the limiting block 5 is connected with the circumferential outer wall of the limiting rod 7 in a sliding mode, and the limiting rod 7 is arranged so that the connecting block 3 can move left and right when the screw rod 8 rotates.

The working principle is as follows: when workers need to use the device to carry out safety protection on high-rise building construction, the device is firstly installed on the inner side of a building through a fixing plate 4, a protective net 10 faces the outer side of the building, then under the control action of a control mechanism, a motor 15 on the rear side operates, a first main shaft 12 drives a screw rod 8 to rotate, under the limiting action of a limiting block 5 and a limiting rod 7, a connecting block 3 drives an installation box 2 to move towards the right side until the protective net 10 moves to the middle of the device along with the movement, then under the control action of the control mechanism, the motor 15 on the front side operates, a second main shaft 13 rotates, a driving shaft 9 drives a limiting plate 19 to rotate along with the movement, because the left side and the right side of the circumferential outer wall of the unthreaded part of a worm 18 are respectively connected with the inner wall of a corresponding through hole 201 in a rotating manner, at the moment, the worm 18 rotates, and because the circumferential outer wall of the worm 18 is meshed with the circumferential outer wall of a worm wheel 21, the driven shaft 20 drives the protective net 10 and the protective frame 11 to rotate until the protective net rotates to the angle required by workers, and therefore the device can be used for carrying out safety protection on high-rise building construction.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a safety protection net for construction, includes two backup pads (1) that are bilateral symmetry structure setting, its characterized in that: the rear end of the support plate (1) is provided with a fixed plate (4), the rear sides of the middle parts of the inner end surfaces of the two support plates (1) are connected with a limiting rod (7), a screw rod (8) is arranged between the middle parts of the inner end surfaces of the two support plates (1), a driving shaft (9) is arranged between the front sides of the middle parts of the inner end surfaces of the two support plates (1), motor boxes (16) are arranged on the front and rear sides of the middle part of the outer end surface of the support plate (1) on the right side, a motor (15) is arranged in each motor box (16), the end part of an output shaft of the motor (15) on the rear side is connected with a first spindle (12), the left end of the first spindle (12) penetrates through the inner end surface of the support plate (1) on the right side and extends to the outside, the end part of the output shaft of the motor (15) on the front side is connected with a second spindle (13), the left end of the second spindle (13) penetrates through the inner end surface of the support plate (1) on the right side and extends to the outside, the right side outer terminal surface middle part upside of backup pad (1) is equipped with control box (17), lead screw (8) circumference outer wall left side is linear equidistant threaded connection and has a plurality of connecting blocks (3), connecting block (3) rear end face middle part is equipped with stopper (5), the terminal surface is connected with mounting box (2) before connecting block (3), the terminal surface front side is equipped with protecting frame (11) before mounting box (2), protecting frame (11) inner wall is equipped with protection network (10).

2. The safety protection net for building construction according to claim 1, characterized in that: mounting box (2) inner wall rear end face middle part upside rotates and is connected with driven shaft (20), driven shaft (20) circumference outer wall middle part has cup jointed worm wheel (21), mounting box (2) inner wall front end face middle part has set firmly and has supported cover (14), driven shaft (20) front end passes in proper order and supports before cover (14) terminal surface and mounting box (2) inner wall terminal surface extend to the outside and be connected fixedly with protection frame (11) rear end face middle part before terminal surface.

3. The safety protection net for building construction according to claim 2, characterized in that: drive axis (9) circumference outer wall middle part front and back both sides all are equipped with limiting plate (19), drive axis (9) circumference outer wall is linear equidistant cover and is equipped with a plurality of worms (18), spacing groove (1801) have all been seted up to both sides around worm (18) circumference inner wall middle part, limiting plate (19) and spacing groove (1801) sliding connection, worm (18) circumference outer wall is connected with worm wheel (21) circumference outer wall meshing, through-hole (201) have all been seted up to both ends face middle part downside about mounting box (2), worm (18) unthreaded department circumference outer wall left and right sides rotates with corresponding through-hole (201) inner wall respectively and is connected.

4. The safety protection net for building construction according to claim 1, characterized in that: the left end of the first main shaft (12) is fixedly connected with the middle of the right end face of the screw rod (8), the left end of the second main shaft (13) is fixedly connected with the right end of the driving shaft (9), the left end of the screw rod (8) is rotatably connected with the middle of the inner end face of the left support plate (1), and the left end of the driving shaft (9) is rotatably connected with the front side of the middle of the inner end face of the left support plate (1).

5. The safety protection net for building construction according to claim 1, characterized in that: the inner wall of the limiting block (5) is connected with the circumferential outer wall of the limiting rod (7) in a sliding mode.