CN217106276U

CN217106276U - Safety protective net for high-rise building construction

Info

Publication number: CN217106276U
Application number: CN202220800236.3U
Authority: CN
Inventors: 邵佳; 代冶强; 张璐明; 常帅; 梁进军; 常伟峰
Original assignee: Henan Huida Construction Engineering Co ltd
Current assignee: Henan Huida Construction Engineering Co ltd
Priority date: 2022-04-06
Filing date: 2022-04-06
Publication date: 2022-08-02
Anticipated expiration: 2032-04-06

Abstract

The utility model belongs to the technical field of the protection network and specifically relates to a high-rise building construction safety protection network is related to, and it includes carriage, protection network, the carriage includes four supporting angles that are the annular and arrange and be the L type, the carriage inner wall is equipped with and is the mounting groove of cyclic annular extension around its circumference, the protection network set up in the mounting groove, still be equipped with on the carriage and be used for driving four supporting angles and be the actuating mechanism who keeps away from each other or be close to each other. This application has the effect of being convenient for install, dismantle and maintain the protection network.

Description

Safety protective net for high-rise building construction

Technical Field

The application relates to the field of protective nets, in particular to a high-rise building construction safety protective net.

Background

Currently, the construction industry is one of the most dangerous industries. With the increase of high-rise buildings and scaffolds, accidents caused by falling objects, personnel falling and the like from high places frequently occur. The protective net is arranged around the scaffold, so that the accidents of falling objects and people from high places can be effectively solved or alleviated. However, the traditional protective net has poor wear resistance and anti-aging performance, and the structural strength cannot be guaranteed after the protective net is used for a period of time; and the erection and the removal are very inconvenient.

In order to solve the problems, the invention patent with the publication number of CN108071226A provides a protective net for building construction, which comprises a protective frame, hoop assemblies arranged around the protective frame, a protective net arranged in the protective frame, and a bearing rib arranged on the protective frame; the protective frame comprises a frame body, a magnet arranged in the frame body and a reinforcing framework arranged in the frame body; the hoop component comprises a hoop body connected with the frame body through a pin shaft, a hoop connected with the hoop body, a shaft sleeve connected with the hoop, and a bolt arranged in the shaft sleeve.

In view of the above related technologies, the inventor believes that, in an actual installation process, a protective net is generally structurally connected between a hoop assembly and a scaffold, and when a net body is damaged, the protective net is not easy to install, disassemble and maintain, and meanwhile, the protective net is generally installed in a specified size, so that the size of the protective net cannot be adjusted, and the applicability is insufficient.

Disclosure of Invention

In order to facilitate the installation, dismantle and maintain the protection network, promote the suitability of protection network, this application provides high-rise building construction safety protection network.

The application provides a high-rise building construction safety protection net adopts following technical scheme:

high-rise building construction safety protection network, including carriage, protection network, the carriage includes that four are the annular and arrange and be the angle of branch of L type, the carriage inner wall is equipped with the mounting groove that is cyclic annular extension around its circumference, the protection network set up in the mounting groove, still be equipped with on the carriage and be used for driving four angles and be the actuating mechanism who keeps away from each other or be close to each other.

Preferably, the driving mechanism comprises four two-way threaded screws, threaded holes are respectively formed in two ends of each of the four supporting angles, the axes of the two threaded holes in each supporting angle are perpendicular to each other, each two-way threaded screw is provided with a positive thread section and a negative thread section, and the positive thread section and the negative thread section are respectively in threaded connection with the threaded holes in two adjacent supporting angles.

Preferably, a synchronizing mechanism for enabling two adjacent two-way threaded screw rods to synchronously rotate is arranged on the supporting angle.

Preferably, the synchronizing mechanism comprises an installation cavity arranged inside the supporting angle, a rotating groove arranged inside the supporting angle and communicated with the threaded hole and the installation cavity respectively, a connecting ring rotatably connected in the rotating groove, a first bevel gear and a second bevel gear which are arranged in the installation cavity and are meshed with each other, wherein the two-way threaded screw rod end parts in the first threaded hole and the second threaded hole are respectively in sliding connection with the connecting ring and extend into the installation cavity, the first bevel gear and the second bevel gear respectively correspond to the connecting ring end parts on two sides in a coaxial fixed connection mode, and a circumferential limiting part is arranged between the two-way threaded screw rod and the connecting ring.

Preferably, the circumferential limiting part comprises a limiting groove formed in the circumferential wall of the two-way threaded screw rod and a limiting block fixedly connected to the inner wall of the connecting ring and slidably connected to the limiting groove.

Preferably, the middle parts of the two-way threaded screw rods are provided with knobs.

Preferably, the protection network includes fixed frame and fixed connection in the dictyosome in the fixed frame, fixed frame inner wall fixedly connected with is the bracing of cross arrangement.

In summary, the present application includes at least one of the following beneficial technical effects:

1. under the matching of the supporting frame and the protective net, when the protective net needs to be installed, the four supporting corners are far away from each other by rotating the bidirectional threaded screw rod, so that the installation groove is enlarged, after the protective net is inserted into the protective net, the four supporting corners are close to each other by reversely rotating the bidirectional threaded screw rod, so that the protective net is clamped in the installation groove, the supporting frame and the protective net form a whole, the stability is high, the applicability is high, and the installation, the disassembly and the maintenance of workers are facilitated;

2. by arranging the synchronizing mechanism, when the distance between the four supporting angles needs to be adjusted, one of the two-way threaded screws is rotated, the connecting ring is driven to rotate by the circumferential limiting piece while the supporting angles on the two sides are close to or away from each other, so that the connecting ring on the other side meshed with the first bevel gear and the second bevel gear is driven to rotate, and the two-way threaded screw on the other side is further driven to rotate by the circumferential limiting piece, so that the four two-way threaded screws synchronously rotate to drive the four supporting angles to synchronously move away from or close to each other, and the use of a worker is facilitated;

3. under the matching of the limiting groove and the limiting block, the bidirectional threaded screw rod is limited circumferentially between the bidirectional threaded screw rod and the inner wall of the connecting ring, and the bidirectional threaded screw rod can move axially;

4. through setting up the bracing to further increase the structural strength of protection network, receive the condition of damage with the reduction dictyosome.

Drawings

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

Fig. 2 is a sectional view at a corner in the present embodiment.

Fig. 3 is a partially enlarged view of a portion a in fig. 2.

Description of reference numerals: 1. a support frame; 2. a protective net; 3. a supporting corner; 4. mounting grooves; 5. a fixing frame; 6. a net body; 7. bracing; 8. a drive mechanism; 9. a bidirectional threaded screw rod; 10. a threaded hole; 11. a knob; 12. a synchronization mechanism; 13. a mounting cavity; 14. a rotating groove; 15. a connecting ring; 16. a first bevel gear; 17. a second bevel gear; 18. a circumferential limit piece; 19. a limiting groove; 20. and a limiting block.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses high-rise building construction safety protection net. Referring to fig. 1-3, high-rise building construction safety protection network includes carriage 1, protection network 2, carriage 1 includes that four are the annular and arrange and be the branch angle 3 of L type, carriage 1 inner wall is equipped with and is cyclic annular installation groove 4 that extends around its circumference, protection network 2 includes fixed frame 5 and the dictyosome 6 of fixed connection in fixed frame 5, fixed frame 5 outer fringe joint is in installation groove 4, fixed frame 5 inner wall fixedly connected with is bracing 7 of cross arrangement, in order to further increase protection network 2's structural strength, in order to reduce the dictyosome 6 condition that receives the damage.

In order to install the protection network 2 conveniently, still be equipped with on the carriage 1 and be used for driving four zhi jiao 3 and be the actuating mechanism 8 of keeping away from each other or being close to each other, actuating mechanism 8 includes four two-way screw lead screws 9, threaded hole 10 has been seted up respectively at four 3 both ends of zhi jiao, and mutually perpendicular between two threaded hole 10 axes on the zhi jiao 3, two-way screw lead screw 9 has positive thread section and negative thread section, positive thread section and negative thread section threaded connection are respectively in threaded hole 10 of two adjacent zhi jiao 3, one of them two-way screw lead screw 9 middle part all is equipped with knob 11.

Be equipped with on the journal angle 3 and use the synchronous pivoted lazytongs 12 of two adjacent two-way screw lead screw 9, lazytongs 12 is including seting up the inside installation cavity 13 of journal angle 3, set up inside the journal angle 3 and communicate respectively in the rotating groove 14 of screw hole 10 and installation cavity 13, rotate the go-between 15 of connecting in rotating groove 14, set up in installation cavity 13 and intermeshing's first bevel gear 16 and second bevel gear 17, wherein threaded connection is in first screw hole 10 and second screw hole 10 respectively two-way screw lead screw 9 tip sliding connection in go-between 15 and stretch into the installation cavity 13 respectively, and first bevel gear 16 and second bevel gear 17 correspond coaxial fixed connection in the go-between 15 tip of both sides respectively, all be equipped with circumference locating part 18 between two-way screw lead screw 9 and the go-between 15.

When the interval between four supporting angles 3 needs to be adjusted, by rotating one of the two-way threaded screws 9, when the supporting angles 3 on two sides are close to or away from each other, the connecting ring 15 is driven to rotate through the circumferential limiting part 18, so that the connecting ring 15 on the other side meshed with the first bevel gear 16 and the second bevel gear 17 is driven to rotate, the two-way threaded screw 9 on the other side is further driven to rotate through the circumferential limiting part 18, the four two-way threaded screws 9 are driven to synchronously rotate, the four supporting angles 3 are driven to synchronously move away from or close to each other, and the use of workers is facilitated.

The circumferential limiting part 18 comprises a limiting groove 19 arranged on the circumferential wall of the two-way threaded screw rod 9 and a limiting block 20 fixedly connected to the inner wall of the connecting ring 15 and slidably connected to the limiting groove 19, and is used for circumferentially limiting the space between the two-way threaded screw rod 9 and the inner wall of the connecting ring 15 under the cooperation of the limiting groove 19 and the limiting block 20, and enabling the two-way threaded screw rod 9 to axially move.

The implementation principle of the high-rise building construction safety protection net in the embodiment of the application is as follows:

when the protection net 2 needs to be installed, one of the two-way threaded screws 9 is rotated, the connecting ring 15 is driven to rotate by the circumferential limiting piece 18 while the supporting angles 3 on the two sides are close to or away from each other, so that the connecting ring 15 on the other side meshed with the first bevel gear 16 and the second bevel gear 17 is rotated, the two-way threaded screw 9 on the other side is further driven to rotate by the circumferential limiting piece 18, so that the four two-way threaded screws 9 synchronously rotate, the four supporting angles 3 move away from each other, the installation groove 4 is enlarged, after the protection net 2 is inserted into the protection net 2, the four supporting angles 3 are close to each other by reversely rotating the two-way threaded screws 9, so that the protection net 2 is clamped in the installation groove 4, the supporting frame 1 and the protection net 2 form a whole, and the stability and the applicability are high, the installation, the dismantlement and the maintenance of staff are conveniently carried out.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. High-rise building construction safety protection network, its characterized in that: including carriage (1), protection network (2), carriage (1) is the annular branch angle (3) of arranging and being the L type including four, carriage (1) inner wall is equipped with and is mounting groove (4) of cyclic annular extension around its circumference, protection network (2) set up in mounting groove (4), still be equipped with on carriage (1) and be used for driving four branch angles (3) and be drive mechanism (8) of keeping away from each other or being close to each other.

2. The high-rise building construction safety protection net of claim 1, characterized in that: actuating mechanism (8) are including four two-way screw lead screw (9), four threaded hole (10) are seted up respectively to journal angle (3) both ends, and mutually perpendicular between two screw hole (10) axes on journal angle (3), two-way screw lead screw (9) have positive thread section and negative thread section, positive thread section and negative thread section threaded connection are in screw hole (10) of two adjacent journal angles (3) respectively.

3. The high-rise building construction safety protection net of claim 2, characterized in that: and a synchronizing mechanism (12) for enabling two adjacent two-way threaded screw rods (9) to synchronously rotate is arranged on the supporting angle (3).

4. The high-rise building construction safety protection net of claim 3, characterized in that: the synchronizing mechanism (12) comprises a mounting cavity (13) arranged inside the supporting angle (3), a rotating groove (14) arranged inside the supporting angle (3) and respectively communicated with the threaded hole (10) and the mounting cavity (13), a connecting ring (15) rotatably connected in the rotating groove (14), and a first bevel gear (16) and a second bevel gear (17) which are arranged in the mounting cavity (13) and are meshed with each other, wherein the ends of the two-way threaded screw rod (9) which are respectively in threaded connection with the first threaded hole (10) and the second threaded hole (10) are respectively in sliding connection with the connecting ring (15) and extend into the mounting cavity (13), and the first bevel gear (16) and the second bevel gear (17) are respectively and coaxially and fixedly connected with the end parts of the connecting rings (15) at the two sides, and a circumferential limiting piece (18) is arranged between the two-way threaded screw rod (9) and the connecting ring (15).

5. The high-rise building construction safety protection net of claim 4, characterized in that: the circumferential limiting piece (18) comprises a limiting groove (19) formed in the circumferential wall of the two-way threaded screw rod (9) and a limiting piece (20) fixedly connected to the inner wall of the connecting ring (15) and connected to the limiting groove (19) in a sliding mode.

6. The high-rise building construction safety protection net of claim 2, characterized in that: the middle parts of the two-way threaded screw rods (9) are provided with knobs (11).

7. The high-rise building construction safety protection net of claim 1, characterized in that: the protection network (2) including fixed frame (5) and fixed connection in dictyosome (6) in fixed frame (5), fixed frame (5) inner wall fixedly connected with is bracing (7) of cross arrangement.