Attached lifting scaffold

Abstract

The utility model relates to the field of scaffolds, in particular to an attached type lifting scaffold. The utility model provides an attached type lifting scaffold. The attached type lifting scaffold comprises a mounting plate, a supporting frame, a rotating shaft, a limiting disc, a connecting chain, a lifting plate, a worm gear, a driving motor, a worm and the like. Supporting frames are arranged on the two sides of the mounting plate, rotating shafts are rotationally arranged in the supporting frames, limiting discs are installed at the two ends of the supporting frames, connecting chains are wound in the limiting discs, a lifting plate is jointly installed at the bottoms of the two connecting chains, the outer sides of the rotating shafts are sleeved with worm wheels, a driving motor is installed on the side face of the mounting plate, and an output shaft of the driving motor is connected with a worm through a coupler. When the lifting plate needs to be pulled upwards, the driving motor works to drive the worm to rotate, the worm pushes the worm gear to rotate, the rotating shaft rotates along with the worm, the rotating shaft drives the limiting disc to rotate, the limiting disc pulls the connecting chain upwards and winds the connecting chain in the limiting disc, and due to the fact that the connecting chain is made of steel, the connecting chain is not prone to abrasion, and the effect of safe operation is achieved.

Description

Technical Field

[0001] The utility model relates to the field of scaffolding, in particular to an attached lifting scaffolding. Background Art

[0002] Attached lifting scaffolding is an external scaffolding system used in building construction. Attached lifting scaffolding equipment is a new type of scaffolding technology that has developed rapidly at the beginning of this century and has an important impact on the progress of construction technology in my country. Attached lifting scaffolding refers to an external scaffolding that is erected at a certain height and attached to the engineering structure. It relies on its own lifting equipment and devices, can climb or descend layer by layer with the engineering structure, and has anti-overturning and anti-falling devices.

[0003] The attached lifting scaffolding generally uses two ropes for traction to pull the lifting platform. Since the ropes are easily worn during long-term traction, the worn ropes are easily broken when used for traction, causing the lifting platform to fall and cause accidents.

[0004] Therefore, in order to solve the above problems, a kind of attached lifting scaffold is specially designed. Utility Model Content

[0005] In order to overcome the disadvantage that the attached lifting scaffold generally uses two ropes as traction to pull the lifting platform, and the ropes are easily worn out during long-term traction, the utility model provides an attached lifting scaffold.

[0006] The technical solution of the utility model: an attached lifting scaffold, including a mounting plate, a support frame, a rotating shaft, a limit plate, a connecting chain, a lifting plate, a worm gear, a driving motor, a worm, a limit frame and a sliding block, support frames are arranged on both sides of the mounting plate, a rotating shaft is rotatably arranged in the supporting frame, limit plates are installed at both ends of the supporting frame, a connecting chain is wound in the limit plate, a lifting plate is commonly installed at the bottom of the two connecting chains, a worm gear is sleeved on the outer side of the rotating shaft, a driving motor is installed on the side of the mounting plate, the output shaft of the driving motor is connected to the worm through a coupling, the worm is meshed with the worm gear, limit frames are installed on both sides of the mounting plate, sliding blocks are installed on both sides of the limit frame, and the sliding blocks are respectively connected to both sides of the lifting plate.

[0007] Further description, it also includes a support plate, a limit plate, a ratchet bar, a return spring, a clamping rod, a contact rod, a guide rod, a rotating plate, a swivel and a torsion spring. Support plates are installed on the sides of the limit frame, and limit plates are installed on the sides of the support plates. Several guide rods run through the sides of the limit plates, and return springs are sleeved on the outside of the guide rods. Several guide rods are slidably connected to the ratchet bar together, and the ratchet bars are movably clamped with the clamping rods. Contact rods are provided at the ends of the clamping rods away from the ratchet bars. Guide rods are symmetrically installed in the lifting plate, and the guide rods are respectively slidably connected to the contact rods and the clamping rods. A rotating plate is rotatably arranged in the lifting plate, and sliding grooves are opened at both ends of the rotating plate, and the sliding grooves are respectively rotatably connected to the contact rods. A swivel runs through the middle of the swivel plate, and a torsion spring is sleeved on the outside of the swivel.

[0008] Further description, it also includes a guard plate, and the guard plates are installed on both sides of the lifting plate.

[0009] Further description, it also includes an electric slider I, an electric slide rail I, a connecting plate, an electric slider II and an electric slide rail II. The electric slider I is installed at the bottom of the limit frame, the outer side of the electric slider I is slidably connected to the electric slide rail I, a connecting plate is installed on the side of the mounting plate, the bottom of the connecting plate is connected to the electric slider II, and the electric slider II is slidably connected to the electric slide rail II.

[0010] Further description, it also includes a counterweight block, and a plurality of counterweight blocks are installed on the side of the electric slide rail II.

[0011] Further description, it also includes a limiter, and the lower part of the connecting chain is covered with the limiter.

[0012] Further description, it also includes a limited space shell, and the upper part of the connecting chain is covered with the limited space shell.

[0013] Further description, it also includes a protective shell, and the outer side of the worm wheel and the worm is covered with the protective shell.

[0014] The beneficial effects of the utility model are as follows: when it is necessary to pull the lifting plate upwards, the driving motor works to drive the worm to rotate, the worm drives the worm wheel to rotate, the rotating shaft rotates, the rotating shaft drives the limit plate to rotate, the limit plate pulls the connecting chain upwards and wraps it around the limiting plate, and since the connecting chain is made of steel, it is not easy to wear, thereby achieving the effect of safe operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional structural schematic diagram of the utility model.

[0016] Figure 2 It is a partial three-dimensional structural schematic diagram of the utility model.

[0017] Figure 3 It is a three-dimensional structural schematic diagram of the components such as the limit frame, the sliding block and the support plate of the utility model.

[0018] Figure 4 It is a three-dimensional structural schematic diagram of components such as a support plate, a limit plate and a ratchet bar of the utility model.

[0019] Figure 5 It is a three-dimensional structural schematic diagram of components such as a rotating plate, a sliding groove and a rotating ring of the utility model.

[0020] Figure 6 It is a schematic diagram of the three-dimensional structure of components such as electric slider I, electric slide rail I and connecting plate.

[0021] Figure 7 It is a schematic diagram of the three-dimensional structure of components such as electric slider II, electric slide rail II and counterweight block.

[0022] Markings in the accompanying drawings: 1: mounting plate, 2: supporting frame, 3: rotating shaft, 4: limiting plate, 5: connecting chain, 6: lifting plate, 7: limiter, 8: limiting shell, 9: worm gear, 10: driving motor, 11: worm, 12: protective shell, 13: limiting frame, 14: sliding block, 15: guard plate, 16: supporting plate, 17: limiting plate, 18: ratchet bar, 19: return spring, 20: clamping rod, 21: contact rod, 22: guide rod, 23: rotating plate, 24: sliding groove, 25: swivel, 26: torsion spring, 27: electric slider I, 28: electric slide rail I, 29: connecting plate, 30: electric slider II, 31: electric slide rail II, 32: counterweight block. DETAILED DESCRIPTION

[0023] The present invention will now be described more fully below with reference to the accompanying drawings, in which the present invention is shown in its currently preferred embodiments. However, the present invention can be implemented in many different forms and should not be construed as being limited to the embodiments set forth herein; rather, these embodiments are provided for thoroughness and completeness, and these embodiments fully convey the scope of the present invention to the skilled person.

[0024] Example 1

[0025] An attached lifting scaffold, such as Figure 1-Figure 7As shown, it includes a mounting plate 1, a support frame 2, a rotating shaft 3, a limit plate 4, a connecting chain 5, a lifting plate 6, a worm gear 9, a driving motor 10, a worm 11, a limit frame 13, a sliding block 14 and a guard plate 15. Support frames 2 are arranged on both sides of the mounting plate 1, a rotating shaft 3 is rotatably arranged in the supporting frame 2, limit plates 4 are installed at both ends of the supporting frame 2, connecting chains 5 are wound inside the limit plates 4, a lifting plate 6 is installed at the bottom of the two connecting chains 5, and the lifting plate 6 is used for standing people or placing objects. A worm gear 9 is sleeved on the outer side of the rotating shaft 3, a driving motor 10 is installed on the side of the mounting plate 1, and the output shaft of the driving motor 10 is connected to the worm 11 through a coupling, and the worm 11 is meshed with the worm gear 9, limit frames 13 are installed on both sides of the mounting plate 1, and sliding blocks 14 are installed on both sides of the limit frame 13. The sliding blocks 14 are respectively connected to the two sides of the lifting plate 6, and the sliding blocks 14 play a fixing role. Guard plates 15 are installed on both sides of the lifting plate 6.

[0026] When the device needs to be used, the drive motor 10 works, driving the worm 11 to rotate, the worm 11 pushes the worm wheel 9 meshing with it to rotate, the worm wheel 9 drives the rotating shaft 3 to rotate, the rotating shaft 3 drives the limiting plate 4 to rotate, the limiting plate 4 winds the connecting chain 5 upward, and the lifting plate 6 moves upward to transport the objects upward. When it is necessary to transport downward, the drive motor 10 drives the worm 11 to rotate in the opposite direction.

[0027] Example 2

[0028] On the basis of Example 1, Figure 3 , Figure 4 and Figure 5 As shown, it also includes a support plate 16, a limit plate 17, a ratchet bar 18, a return spring 19, a clamping rod 20, a contact rod 21, a guide rod 22, a rotating plate 23, a rotating ring 25 and a torsion spring 26. The side of the limit frame 13 is equipped with a support plate 16, and the side of the support plate 16 is equipped with a limit plate 17. The limit plates 17 are symmetrically arranged. A plurality of guide rods are passed through the side of the limit plate 17, and the outer side of the guide rods is sleeved with a return spring 19. The plurality of guide rods are slidably connected to the ratchet bar 18. The ratchet bar 18 A clamping rod 20 is movably connected thereto, and a contact rod 21 is provided at the end of the clamping rod 20 away from the ratchet bar 18. A guide rod 22 is symmetrically installed in the lifting plate 6, and the guide rod 22 is slidingly connected to the contact rod 21 and the clamping rod 20 respectively. A rotating plate 23 is rotatably arranged in the lifting plate 6, and sliding grooves 24 are provided at both ends of the rotating plate 23, and the sliding grooves 24 are rotatably connected to the contact rod 21 respectively. A swivel ring 25 runs through the middle of the swivel plate 23, and a torsion spring 26 is sleeved on the outside of the swivel ring 25 to play a fixing role.

[0029] When the moving direction of the lifting plate 6 cannot be controlled, the rotating ring 25 is rotated, the rotating ring 25 drives the rotating plate 23 to rotate, the rotating plate 23 pushes the contact rod 21 to move, and the contact rod 21 pushes the clamping rod 20 to clamp with the ratchet bar 18, which plays the role of fixing the lifting plate 6 in an emergency.

[0030] like Figure 6 and Figure 7 As shown, it also includes a limiter 7, a limit shell 8, a protective shell 12, an electric slider I 27, an electric slide rail I 28, a connecting plate 29, an electric slider II 30, an electric slide rail II 31 and a counterweight 32. The lower part of the connecting chain 5 is covered with a limiter 7, the upper part of the connecting chain 5 is covered with a limit shell 8, the outer side of the worm wheel 9 and the worm 11 is covered with a protective shell 12, the bottom of the limit frame 13 is installed with an electric slider I 27, the outer side of the electric slider I 27 is slidably connected to the electric slide rail I 28, the electric slide rail I 28 is installed on the wall side, a connecting plate 29 is installed on the side of the mounting plate 1, the bottom of the connecting plate 29 is connected to the electric slider II 30, the electric slider II 30 is slidably connected to the electric slide rail II 31, which facilitates sliding and plays a role in loading goods at multiple positions, and a number of counterweights 32 are installed on the side of the electric slide rail II 31.

[0031] Although the present disclosure has been described with respect to only a limited number of embodiments, those skilled in the art having benefit of this disclosure will appreciate that various other embodiments may be designed without departing from the scope of the present invention. Therefore, the scope of the present invention should be limited only by the appended claims.

Claims

1. An attached lifting scaffold, comprising a mounting plate (1) and a support frame (2), wherein the support frames (2) are arranged on both sides of the mounting plate (1). Its characteristics are: The invention also comprises a rotating shaft (3), a limiting disk (4), a connecting chain (5), a lifting plate (6), a worm wheel (9), a driving motor (10), a worm (11), a limiting frame (13) and a sliding block (14); the rotating shaft (3) is rotatably arranged in the supporting frame (2); limiting disks (4) are installed at both ends of the supporting frame (2); a connecting chain (5) is wound in the limiting disk (4); a lifting plate (6) is installed at the bottom of the two connecting chains (5); a worm wheel (9) is sleeved on the outer side of the rotating shaft (3); a driving motor (10) is installed on the side of the mounting plate (1); an output shaft of the driving motor (10) is connected to a worm (11) through a coupling; the worm (11) is meshed with the worm wheel (9); limiting frames (13) are installed on both sides of the mounting plate (1); sliding blocks (14) are installed on both sides of the limiting frame (13); and the sliding blocks (14) are respectively connected to both sides of the lifting plate (6).

2. According to the attached lifting scaffolding as claimed in claim 1, Its characteristics are: The invention also comprises a support plate (16), a limit plate (17), a ratchet bar (18), a return spring (19), a clamping rod (20), a contact rod (21), a guide rod (22), a rotating plate (23), a rotating ring (25) and a torsion spring (26). The side of the limit frame (13) is equipped with a support plate (16), the side of the support plate (16) is equipped with a limit plate (17), the side of the limit plate (17) is penetrated by a plurality of guide rods, the outer side of the guide rods is sleeved with a return spring (19), the plurality of guide rods are slidably connected with a ratchet bar (18), and the ratchet bar (18) is movable clamping A clamping rod (20) is connected, and a contact rod (21) is arranged at the end of the clamping rod (20) away from the ratchet bar (18). A guide rod (22) is symmetrically installed in the lifting plate (6), and the guide rod (22) is respectively slidably connected to the contact rod (21) and the clamping rod (20). A rotating plate (23) is rotatably arranged in the lifting plate (6), and sliding grooves (24) are opened at both ends of the rotating plate (23), and the sliding grooves (24) are respectively rotatably connected to the contact rod (21). A rotating ring (25) runs through the middle of the rotating plate (23), and a torsion spring (26) is sleeved on the outer side of the rotating ring (25).

3. According to the attached lifting scaffolding as claimed in claim 2, Its characteristics are: It also includes a guard plate (15), and the guard plates (15) are installed on both sides of the lifting plate (6).

4. According to the attached lifting scaffolding as claimed in claim 3, Its characteristics are: The electric slider (27) is mounted on the bottom of the limiting frame (13), the electric slider (27) is slidably connected to the electric slider (28) on the outer side of the electric slider (27), the connecting plate (29) is mounted on the side of the mounting plate (1), the electric slider (30) is connected to the bottom of the connecting plate (29), and the electric slider (30) is slidably connected to the electric slider (31).

5. According to the attached lifting scaffolding as claimed in claim 4, Its characteristics are: It also includes a counterweight block (32), and a plurality of counterweight blocks (32) are installed on the side of the electric slide rail II (31).

6. An attached lifting scaffold according to claim 5, Its characteristics are: It also includes a limiter (7), and the lower part of the connecting chain (5) is covered with the limiter (7).

7. An attached lifting scaffold according to claim 6, Its characteristics are: It also comprises a limiting shell (8), and the upper part of the connecting chain (5) is covered with the limiting shell (8).

8. An attached lifting scaffold according to claim 7, Its characteristics are: It also includes a protective shell (12), and the outer sides of the worm wheel (9) and the worm (11) are covered with the protective shell (12).

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