CN219343925U - Safety device for super high-rise steel structure construction - Google Patents

Abstract

The utility model discloses a safety protection device for super high-rise steel structure construction, which relates to the technical field of construction and comprises a transmission box, wherein a supporting component is arranged at the bottom of the transmission box and used for assisting in transferring and supporting the transmission box, a double-shaft motor is fixedly arranged in the transmission box, transmission rods are fixed at two output shaft ends of the double-shaft motor, a first bevel gear is fixed at the other end of each transmission rod, and two threaded screw rods are arranged at the top of the transmission box in a penetrating manner. The double-shaft motor is utilized to drive the two first conical gears to rotate simultaneously, so that the two first conical gears drive the two second conical gears to rotate, the heights of the supporting tables are synchronously adjusted by forcing the two threaded screw rods to be in a screw rod transmission mode, meanwhile, the racks can synchronously move along with the traction of the supporting tables, the clamping blocks can limit the racks by means of the elasticity of the springs, the pressure borne by the threaded screw rods can be shared by the reinforcing components, and the use safety of the threaded screw rods is protected.

Description

A safety protection device for super high-rise steel structure construction

technical field

The utility model relates to the technical field of construction engineering, in particular to a safety protection device for super high-rise steel structure construction.

Background technique

Steel structure engineering is getting more and more attention from the market, especially house construction and bridge construction. However, there are often great safety risks for complex shapes of more than 2 meters high-altitude operations. For the construction of high-altitude steel structures, horizontal passages, hanging cages, scaffolding and aerial work vehicles are usually used as safety protection. However, horizontal passages and hanging cages are only suitable for steel structures with relatively gentle structures; using scaffolding as a construction and protection platform, for high-altitude operations, the amount of work is huge, the cost is large and time-consuming, and there will be problems in the construction process. Large potential safety hazard; multiple aerial work vehicles need to cooperate with the construction, the cost is relatively high, and it cannot cover narrow spaces and interlaced areas of rods.

The utility model patent whose authorized publication number is CN215254793U discloses a safety protection device for super high-rise steel structure construction. When the safety protection device for super high-rise steel structure construction is in use, the motor drives the threaded rod to rotate, so that it drives the threaded sleeve to move up and down to realize the height adjustment during the lifting process. The gravity of the device depends entirely on the threaded rod. , which will lead to deformation of the threaded rod during long-term use, affecting the overall service life of the device.

Utility model content

The purpose of this application is to provide a safety protection device for super high-rise steel structure construction, to solve the problem that the existing safety protection device for super high-rise steel structure construction proposed in the above-mentioned background technology is used to drive the motor to drive the threaded rod to rotate, It drives the threaded sleeve to move up and down to achieve height adjustment during the lifting process. The gravity of the device depends entirely on the threaded rod, which will cause deformation of the threaded rod during long-term use and affect the overall service life of the device.

In order to achieve the above purpose, this application provides the following technical solutions: a safety protection device for super high-rise steel structure construction, including a transmission box, a support assembly is installed at the bottom of the transmission box, and the support assembly is used for auxiliary transfer of the transmission box and support, the inside of the transmission box is fixedly installed with a biaxial motor, the two output shaft ends of the biaxial motor are fixed with a transmission rod, the other end of the transmission rod is fixed with a first bevel gear, and the transmission The top of the box is provided with two threaded screw rods, and the junction of the transmission box and the threaded screw rods is rotatably connected by bearings;

The bottom end of the threaded screw rod is fixed with a second bevel gear, and the two first bevel gears and the two second bevel gears are evenly arranged on both sides of the double-axis motor, and are located on the same side of the double-axis motor. The first bevel gear and the second bevel gear mesh with each other, the threaded screw rod is screwed with a carrier block, the two carrier blocks are fixed with a support platform, and the top of the support platform is fixed with two fixed rods, the two A protection rod is fixed between the fixed rods, a safety hook is sleeved on the outside of the protection rod, a safety belt is arranged on the safety hook, a reinforcement component is provided between the transmission box and the support platform, and the reinforcement Components are used to share the stress on the threaded screw.

Further, a limit block is fixed on the top end of the threaded screw rod, and a ladder is fixedly installed on one side of the support platform.

Further, the reinforcement assembly includes a fixed cylinder and a rack, the rack is slidably fitted with the inner wall of the fixed cylinder, the fixed cylinder is fixedly mounted on the transmission box, and the rack is fixedly mounted on the bottom of the support platform.

Further, a spring is fixed on one side of the fixed cylinder, and an end plate is fixed on the other end of the spring, and a block is fixed on the end plate, and the block is used for locking the position of the rack and the fixed cylinder.

Further, the spring is arranged parallel to the block, and the fixed cylinder is provided with a through hole for the block to slide.

Further, the support assembly includes a base, the base is fixedly installed on the bottom of the transmission box, and two hydraulic jacks are fixedly installed on the base.

Further, the output ends of the two hydraulic jacks are fixedly mounted with a carrier plate, and the lower surface of the carrier plate is rotatably connected with several universal wheels through bearings.

In summary, the technical effects and advantages of the present utility model:

1. In the present utility model, the two first bevel gears are simultaneously driven to rotate by a double-axis motor, so that the two first bevel gears drive the two second bevel gears to rotate, forcing the two threaded screw rods to be adjusted synchronously in the form of screw drive. At the same time, the rack will move synchronously under the traction of the support table, and the block will limit the position of the rack with the help of spring force, so that the pressure on the threaded screw can be shared by the reinforcement components. The use safety of the threaded screw rod is protected.

2. In the utility model, two hydraulic jacks are used to push the carrier plate and the universal wheels at the bottom to move down, so that the universal wheels protrude from the bottom of the base, so that the device can transfer the position by means of several universal wheels; Using the ladder set on one side of the support platform makes it easier for workers to enter the support platform; the safety hook is hung on the protection bar so that the safety belt set on the safety hook can protect the worker's work safety.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only These are some embodiments of the present application. For those skilled in the art, other drawings can also be obtained according to these drawings without creative work.

Fig. 1 is the three-dimensional structure schematic diagram of the safety protection device of a kind of super high-rise steel structure construction in the embodiment of the present application;

Fig. 2 is a section view of some components of a safety protection device for super high-rise steel structure construction in the embodiment of the present application;

FIG. 3 is a schematic structural diagram of a reinforcing component in an embodiment of the present application;

FIG. 4 is a schematic structural diagram of a support assembly in an embodiment of the present application.

In the figure: 1. transmission box; 2. double-axis motor; 3. transmission rod; 4. first bevel gear; 5. thread screw; 6. second bevel gear; 7. carrier block; 8. support platform ; 9, fixed rod; 10, protective rod; 11, safety hook; 12, safety belt; 13, limit block; 14, ladder; 15, fixed tube; 16, rack; 17, spring; 18, end plate; 19. block; 20. base; 21. hydraulic jack; 22. carrier plate; 23. universal wheel.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Embodiment: Refer to a safety protection device for super high-rise steel structure construction shown in Figures 1-4, including a transmission box 1, a support assembly is installed at the bottom of the transmission box 1, and the support assembly is used for auxiliary transfer and support of the transmission box 1 , the inside of the transmission box 1 is fixed with a biaxial motor 2, the two output shaft ends of the biaxial motor 2 are fixed with a transmission rod 3, the other end of the transmission rod 3 is fixed with a first bevel gear 4, and the top of the transmission box 1 Two threaded screw mandrels 5 are installed throughout, and the junction of the transmission box 1 and the threaded screw mandrels 5 is rotationally connected by a bearing. Bit block 13, two first bevel gears 4 and two second bevel gears 6 are evenly arranged on both sides of the biaxial motor 2, and the first bevel gear 4 and the second bevel gear on the same side of the biaxial motor 2 6 are meshed with each other, the threaded screw rod 5 is threadedly connected with a carrier block 7, a support platform 8 is fixed on the two carrier blocks 7, two fixed rods 9 are fixed on the top of the support platform 8, and a protective rod 10 is fixed between the two fixed rods 9 The safety hook 11 is sleeved on the outside of the protection rod 10, the safety hook 11 is provided with a safety belt 12, and a reinforcement assembly is provided between the transmission box 1 and the support platform 8, and the reinforcement assembly is used to share the pressure on the threaded screw rod 5 .

The two first bevel gears 4 are simultaneously driven to rotate by the double-axis motor 2, so that the two first bevel gears 4 drive the two second bevel gears 6 to rotate, forcing the two threaded screw rods 5 to synchronously adjust the support table in the form of screw drive. 8, the safety hook 11 is hooked on the protection bar 10, so that the safety belt 12 provided on the safety hook 11 can protect the work safety of workers.

Wherein, a ladder 14 is fixedly installed on one side of the support platform 8 .

Using the ladder 14 provided on one side of the support platform 8 makes it easier for workers to enter the support platform 8 .

Wherein, the reinforcement assembly includes a fixed cylinder 15 and a rack 16, the rack 16 is slidingly fitted with the inner wall of the fixed cylinder 15, the fixed cylinder 15 is fixedly installed on the transmission box 1, the rack 16 is fixedly installed on the bottom of the supporting platform 8, and the fixed cylinder One side of 15 is fixed with a spring 17, the other end of the spring 17 is fixed with an end plate 18, and a block 19 is fixed on the end plate 18, the spring 17 is arranged in parallel with the block 19, and the block 19 is used for the rack 16 and the fixed cylinder 15 position locking, the fixed cylinder 15 is provided with a through hole for the sliding of the block 19 .

Utilize the support table 8 to pull the rack 16 to move synchronously therewith, and the block 19 will limit the position of the rack 16 with the help of the elastic force of the spring 17, so that the pressure on the threaded screw 5 can be shared by the reinforcement component, protecting the threaded screw 5 safe to use.

Wherein, the support assembly includes a base 20, the base 20 is fixedly installed on the bottom of the transmission box 1, two hydraulic jacks 21 are fixedly installed on the base 20, the output ends of the two hydraulic jacks 21 are fixedly equipped with a carrier plate 22, and the lower surface of the carrier plate 22 A plurality of universal wheels 23 are rotatably connected through bearings.

Use two hydraulic jacks 21 to push the carrier plate 22 and the universal wheels 23 at the bottom to move down, so that the universal wheels 23 protrude from the bottom of the base 20, so that the device can transfer its position by means of a plurality of universal wheels 23.

The working principle of this utility:

The worker climbs onto the support platform 8 with the help of the ladder 14, and binds one end of the safety belt 12 on the body. According to the work requirements, the two-axis motor 2 can be controlled to drive the two first bevel gears 4 to rotate. The first bevel gear 4 and the second bevel gear The meshing of the two bevel gears 6 can drive the screw screw 5 on the second bevel gear 6 to rotate, so that the two screw screws 5 lift the support platform 8 and the workers standing on it to a specified height in the form of screw drive. , so that workers can carry out construction work;

During the upward movement of the support platform 8, the rack 16 set at the bottom of the support platform 8 is pulled up by it. When the support platform 8 stops running, the spring 17 will push the block 19 and the rack 16 with the help of the end plate 18. Cooperate, lock the position of the fixed cylinder 15 and the rack 16, so that the reinforcement component can share the pressure borne by the two threaded screw rods 5, thereby ensuring the service life of the two threaded screw rods 5;

After the device is used, the two hydraulic jacks 21 are controlled to extend, and the universal wheels 23 at the bottom of the carrier plate 22 can be pushed out from the bottom of the base 20. position, after reaching the designated position, the two hydraulic jacks 21 are controlled to shrink, and the universal wheel 23 can be driven back to the inside of the base 20, and the base 20 is continuously used to support the device.

Finally, it should be noted that: the above is only a preferred embodiment of the utility model, and is not intended to limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art , it can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements on some of the technical features. Any modifications, equivalent replacements, improvements, etc. within the spirit and principles of the present utility model , should be included within the protection scope of the present utility model.

Claims (7)

1. A safety protection device for super high-rise steel structure construction, comprising a transmission box (1), characterized in that: a support assembly is installed at the bottom of the transmission box (1), and the support assembly is used for the transmission box (1) Auxiliary transfer and support, the inside of the transmission box (1) is fixedly installed with a biaxial motor (2), the two output shaft ends of the biaxial motor (2) are fixed with transmission rods (3), the transmission The other end of the rod (3) is fixed with a first bevel gear (4), and the top of the transmission box (1) is provided with two threaded screw mandrels (5), and the transmission box (1) and the threaded screw mandrels (5) ) joints are rotationally connected by bearings; The bottom end of the threaded screw mandrel (5) is fixed with a second bevel gear (6), and two of the first bevel gears (4) and two second bevel gears (6) are evenly arranged on the biaxial motor ( 2) on both sides, the first bevel gear (4) and the second bevel gear (6) on the same side of the biaxial motor (2) mesh with each other, and the threaded screw rod (5) is threaded with Carrying block (7), two described carrying blocks (7) are fixed with support platform (8), and the top of described support platform (8) is fixed with two fixed rods (9), and two described fixed rods (9) A protection rod (10) is fixed between them, and a safety hook (11) is sleeved on the outside of the protection rod (10), and a safety belt (12) is arranged on the safety hook (11), and the transmission box (1) A reinforcement assembly is provided between the support platform (8), and the reinforcement assembly is used to share the pressure on the threaded screw rod (5). 2. The safety protection device for super high-rise steel structure construction according to claim 1, characterized in that: the top of the threaded screw (5) is fixed with a limit block (13), and the support platform (8) One side is fixedly installed with climbing ladder (14). 3. The safety protection device for a super high-rise steel structure construction according to claim 1, characterized in that: the reinforcement assembly includes a fixed cylinder (15) and a rack (16), and the rack (16) and The inner wall of the fixed cylinder (15) is slidingly fitted, the fixed cylinder (15) is fixedly installed on the transmission box (1), and the described rack (16) is fixedly installed on the bottom of the supporting platform (8). 4. The safety protection device for super high-rise steel structure construction according to claim 3, characterized in that: a spring (17) is fixed on one side of the fixed cylinder (15), and the other side of the spring (17) An end plate (18) is fixed at one end, and a block (19) is fixed on the end plate (18), and the block (19) is used for locking the position of the rack (16) and the fixed cylinder (15). 5. A safety protection device for super high-rise steel structure construction according to claim 4, characterized in that: the spring (17) is arranged parallel to the block (19), and the fixed cylinder (15) is provided with a useful The through hole that slides on the block (19). 6. A safety protection device for super high-rise steel structure construction according to claim 1, characterized in that: the support assembly includes a base (20), and the base (20) is fixedly installed on the transmission box (1) At the bottom, two hydraulic jacks (21) are fixedly installed on the base (20). 7. The safety protection device of a kind of super high-rise steel structure construction according to claim 6, is characterized in that: the output end of two described hydraulic jacks (21) is fixedly installed with carrier plate (22), and described carrier plate ( 22) the lower surface is connected with some universal wheels (23) by bearing rotation.

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