CN209974132U - Rotary lifting appliance - Google Patents

Abstract

The utility model provides a rotary lifting appliance belongs to shield structure construction technical field, including be used for the base that links to each other with hoisting accessory, with the base rotates continuous revolving stage and is used for the drive revolving stage pivoted drive assembly, be equipped with the clamping jaw subassembly that is used for the clamp to get the section of jurisdiction on the revolving stage, the utility model provides a rotary lifting appliance can realize the adjustment of material angle at hoist and mount transfer in-process, reduces intensity of labour, improves work efficiency.

Description

Rotary lifting appliance

Technical Field

The utility model belongs to the technical field of the shield constructs the construction, more specifically says, relates to a rotatory hoist.

Background

Shield machines are widely used in recent years for underground space engineering, tunneling and other operations. Shield constructs section of jurisdiction loop wheel machine or mouth word loop wheel machine etc. of machine and is responsible for hoist and mount work in the work progress, the hoist is the key component who connects hoisting accessory and section of jurisdiction, the hoist that now uses is lifting hook or lug form mostly, at section of jurisdiction or material hoist and mount in-process such as mouth word, the adjustment of material angle is realized through the wrench movement of link chain or lifting hook itself, therefore, the material usually need be transferred the angle before lifting by crane, it is too big to avoid transportation and installation time angle deviation, increase the hoist and mount time, and the construction efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rotatory hoist aims at the problem of solution.

In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides a rotatory hoist, including be used for with the base that hoisting accessory links to each other, with the base rotates the revolving stage that links to each other and is used for the drive revolving stage pivoted drive assembly, be equipped with the clamping jaw subassembly that is used for pressing from both sides the section of jurisdiction on the revolving stage.

Further, the driving assembly comprises a motor fixed on the base, a first gear coaxially connected with an output shaft of the motor and a second gear meshed with the first gear, the first gear is arranged on the base, and the second gear is arranged on the rotary table.

Further, the number of teeth of the first gear is smaller than the number of teeth of the second gear.

Furthermore, the clamping jaw assembly comprises two clamping arms which are respectively hinged with the rotary table and a driving piece which is respectively used for driving the clamping arms to rotate, and the two clamping arms are arranged oppositely.

Furthermore, a protective pad is fixed on the inner side of the clamping arm.

Further, the protection pad is a rubber pad.

Furthermore, the driving piece is a hydraulic rod, one end of the hydraulic rod is hinged to the rotary table, and the other end of the hydraulic rod is hinged to the clamping arm.

Further, the rotary sling further comprises a distance sensor arranged on the base or the rotary table.

Further, the rotary sling further comprises a proximity switch arranged on the rotary table.

The utility model provides a rotatory hoist's beneficial effect lies in: compared with the prior art, this application gets materials such as section of jurisdiction through clamping jaw assembly clamp, and hoisting accessory promotes the height of this device and shifts the material to the station along the guide rail direction, rotates through drive assembly drive revolving stage before the decline, rotates the material on the clamping jaw assembly to required angle and transfers, has realized automatic material angle of transferring grades, need not adjust the angle of putting of material before lifting by crane, simple structure, convenient to use.

Drawings

Fig. 1 is a first schematic structural diagram of a rotary hanger according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram ii of the rotary spreader according to an embodiment of the present invention.

In the figure: 1. a base; 2. a turntable; 31. a motor; 32. a first gear; 33. a second gear; 41. clamping arms; 42. a drive member; 43. a protective pad; 5. a proximity switch.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1, the rotary hanger of the present invention will now be described. Rotatory hoist, including be used for with hoisting accessory continuous base 1, with base 1 rotates continuous revolving stage 2 and is used for the drive 2 pivoted drive assembly of revolving stage, be equipped with the clamping jaw subassembly that is used for pressing from both sides to get the section of jurisdiction on the revolving stage 2.

Compared with the prior art, this application gets materials such as section of jurisdiction through clamping jaw assembly clamp, and hoisting accessory promotes the height of this device and shifts the material to the station along the guide rail direction, rotates through drive assembly drive revolving stage 2 before the decline, rotates the material on the clamping jaw assembly to required angle and transfers, has realized automatic material angle of transferring grades, need not adjust the lifting angle of material before lifting by crane, simple structure, convenient to use.

Referring to fig. 1, as a specific embodiment of the present invention, the driving assembly includes a motor 31 fixed on the base 1, a first gear 32 coaxially connected to an output shaft of the motor 31, and a second gear 33 engaged with the first gear 32, wherein the first gear 31 is disposed on the base 1, and the second gear 33 is disposed on the turntable 2. The motor 31 and the first gear 32 are fixed on the base 1, the first gear 32 rotates around the fixed shaft, the second gear 33 is fixed on the turntable 2, and the turntable 32 is driven to rotate by the motor 31; in the present embodiment, the axes of the first gear 32 and the second gear 33 are both disposed in the vertical direction.

Referring to fig. 1, as a specific embodiment of the present invention, the number of teeth of the first gear 32 is less than that of the second gear 33. The number of teeth of the first gear 32 is less than that of the second gear 33, so that the turntable 2 is rotated, speed reduction is realized, and stable rotation of the turntable 2 is ensured.

Referring to fig. 1 and 2, as a specific embodiment of the rotary hanger provided by the present invention, the clamping jaw assembly includes two clamping arms 41 respectively hinged to the rotary table 2 and a driving member 42 respectively driving the clamping arms 41 to rotate, and the two clamping arms 41 are disposed oppositely. The two clamping arms 41 are driven by a driving part 42 to open and close to clamp materials.

Referring to fig. 1, as a specific embodiment of the rotary hanger of the present invention, a protective pad 43 is fixed on the inner side of the clamping arm 41; the protection pad 43 is a rubber pad. For preventing to get material in-process clamping arm 41 and bruising the material, set up elastic protection pad 43 in the inboard of clamping arm 41, protection pad 43 can be rubber pad, cotton pad etc. and this embodiment does not restrict.

Referring to fig. 1, as a specific embodiment of the rotary lifting tool provided by the present invention, the driving member 42 is a hydraulic rod, one end of the hydraulic rod is hinged to the rotary table 2, and the other end of the hydraulic rod is hinged to the clamping arm 41. Adopt the hydraulic drive mode, can reduce the impact of arm lock 41 to the material, realize the protection of certain degree to materials such as section of jurisdiction, mouth word piece.

As a specific implementation manner of the rotary lifting tool provided by the present invention, the rotary lifting tool further includes a distance sensor disposed on the base 1 or the turntable 2. When the materials are transferred to rotate by a material angle, the materials need to be rotated at a certain height in order to prevent workers from being injured or other settings from being damaged; after the rotation, the material needs to be lowered to a certain height to open the material below the clamping arm 41, and the two nodes need to monitor the height of the material from the ground through the distance sensor.

Referring to fig. 1, as a specific embodiment of the present invention, the rotary hanger further includes a proximity switch 5 disposed on the rotary table 2. The proximity switch 5 is arranged on the side wall of the rotary table 2 and used for monitoring the opening angle of the clamping arm 41; two arm lock 41 need open to the biggest angle, prevent that the angle that two arm lock 41 open from undersize, and the in-process arm lock 41 of getting the material collides with the impact of material, improves the security of operation.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (9)

1. The rotary lifting appliance is characterized by comprising a base (1) connected with a lifting device, a rotary table (2) connected with the base (1) in a rotating mode and a driving assembly used for driving the rotary table (2) to rotate, wherein a clamping jaw assembly used for clamping a duct piece is arranged on the rotary table (2).

2. The rotary spreader of claim 1, wherein: the driving assembly comprises a motor (31) fixed on the base (1), a first gear (32) coaxially connected with an output shaft of the motor (31) and a second gear (33) meshed with the first gear (32), the first gear (32) is arranged on the base (1), and the second gear (33) is arranged on the rotary table (2).

3. The rotary spreader of claim 2, wherein: the number of teeth of the first gear (32) is smaller than the number of teeth of the second gear (33).

4. The rotary spreader of claim 1, wherein: the clamping jaw assembly comprises two clamping arms (41) which are respectively hinged with the rotary table (2) and a driving piece (42) which is respectively used for driving the clamping arms (41) to rotate, and the two clamping arms (41) are arranged oppositely.

5. The rotary spreader of claim 4, wherein: and a protective pad (43) is fixed on the inner side of the clamping arm (41).

6. The rotary spreader of claim 5, wherein: the protective pad (43) is a rubber pad.

7. The rotary spreader of claim 4, wherein: the driving piece (42) is a hydraulic rod, one end of the hydraulic rod is hinged to the rotary table (2), and the other end of the hydraulic rod is hinged to the clamping arm (41).

8. The rotary spreader of claim 1, wherein: the rotary lifting appliance further comprises a distance sensor arranged on the base (1) or the rotary table (2).

9. The rotary spreader of claim 1, wherein: the rotary spreader further comprises a proximity switch (5) arranged on the turntable (2) for monitoring the jaw assembly.

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