CN212503693U

CN212503693U - Tower crane is attached to ann and is torn open hoisting accessory

Info

Publication number: CN212503693U
Application number: CN202021158865.8U
Authority: CN
Inventors: 冯成成
Original assignee: China Construction Second Engineering Bureau Co Ltd
Current assignee: China Construction Second Engineering Bureau Co Ltd
Priority date: 2020-06-19
Filing date: 2020-06-19
Publication date: 2021-02-09
Anticipated expiration: 2030-06-19

Abstract

The utility model discloses a tower crane adheres to ann and tears hoisting accessory open relates to building tower crane equipment technical field. The utility model discloses a tower crane, be fixed with the cantilever on the tower crane, be fixed with pulley one, cable wire and motor on the cantilever, the output shaft of motor is fixed with the bobbin, the quantity of pulley one is two, the one end of cable wire is fixed on the cantilever and the other end winding of cable wire is on the bobbin, the both ends of cable wire are passed the inboard of two pulley one and are connected with a contact of two pulleys, movable sleeve is equipped with hanging scaffold and is located between two pulleys one on the cable wire. The utility model discloses a behind the position of control tower loop wheel machine adjusted the cantilever, hook the heavy object through the lifting hook, starter motor, the output shaft of motor drives the spool and rotates, and the spool rotates and makes the cable wire twine on the spool to the heavy object on drive lifting hook and the lifting hook upwards lifts.

Description

Tower crane is attached to ann and is torn open hoisting accessory

Technical Field

The utility model relates to a building tower crane equipment technical field, concretely relates to tower crane adheres to ann and tears hoisting accessory open.

Background

The tower crane is a common lifting device on the construction site, also called tower crane, which is lengthened (raised) section by section and is used for lifting construction raw materials such as reinforcing steel bars, wood ridges, concrete, steel pipes and the like for construction. The tower crane is an indispensable device on a construction site.

The conventional tower crane hoisting equipment is characterized in that a cantilever is supported by a tower body, a lifting hook is arranged below the cantilever, a heavy object is hung by the lifting hook and then moves, but the lifting is inconvenient due to the fact that the heavy object shakes left and right under the gravity when the heavy object is hoisted, and therefore the tower crane attachment, installation and detachment hoisting device capable of being automatically adjusted is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: for solving the problem that proposes among the above-mentioned background art, the utility model provides a tower crane adheres to ann and tears hoisting accessory open.

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:

the utility model provides a tower crane adheres to ann and tears hoisting accessory open, includes the tower crane, be fixed with the cantilever on the tower crane, be fixed with pulley one, cable wire and motor on the cantilever, the output shaft of motor is fixed with the spool, the quantity of pulley one is two, the one end of cable wire is fixed on the cantilever and the other end winding of cable wire is on the spool, the both ends of cable wire are passed the inboard of two pulley one and are connected with the contact of two pulleys, the movable sleeve is equipped with hanging scaffold and is located between two pulleys one on the cable wire, the bottom of hanging scaffold is rotated and is connected with the lifting hook, be provided with the balanced structure who is used for the automatically regulated heavy object balance on the cantilever.

Further, the tower crane includes the base, the top of base is fixed with vertical ascending tower body, the top of tower body is fixed with the lift, the top fixed mounting of lift has the horizontal rotation machine, the top of horizontal rotation machine is fixed with the connection frame, the cantilever is fixed on the connection frame.

Further, the balance structure comprises a connecting rod and a connecting rod, the connecting rod is located between the first two pulleys, a movable groove is formed in the connecting rod, a pulley rod is movably inserted in the movable groove, pulley grooves are formed in the two ends of the pulley rod, a second pulley is rotatably connected in the pulley grooves, and the two ends of the steel cable penetrate through the inner sides of the second two pulleys and are in contact connection with the second two pulleys.

Furthermore, a suspension with a guardrail is fixed at one end of the connecting frame, which is far away from the cantilever.

The utility model has the advantages as follows:

the utility model discloses a behind the position of control tower crane adjusted the cantilever, hook the heavy object through the lifting hook, the starter motor, the output shaft of motor drives the bobbin and rotates, the bobbin rotates and makes the cable wire twine on the bobbin, thereby it upwards lifts to drive the heavy object on lifting hook and the lifting hook, setting up of rethread balanced structure makes the heavy object keep balance in the air and reduces and rock, whole device simple structure, lift by crane steadily and have the balanced function of automatically regulated heavy object, very big facility has been brought for building engineering.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is an enlarged view of the point A of FIG. 1 according to the present invention;

reference numerals: 1. a tower crane; 2. a cantilever; 3. a first pulley; 4. a steel cord; 5. a motor; 6. a spool; 7. a hanging scaffold; 8. a hook; 9. a balance structure; 91. a connecting rod; 92. a pulley lever; 93. a second pulley; 10. a suspension; 11. a base; 12. a tower body; 13. an elevator; 14. a horizontal rotary machine; 15. and (7) connecting the frames.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "up", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, or the directions or positional relationships that the products of the present invention are conventionally placed when used, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the term refers must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.

As shown in fig. 1-2, including tower crane 1, be fixed with cantilever 2 on the tower crane 1, be fixed with pulley 3 on cantilever 2, cable wire 4 and motor 5, the output shaft of motor 5 is fixed with reel 6, the quantity of pulley 3 is two, the one end of cable wire 4 is fixed on cantilever 2 and the other end winding of cable wire 4 is on reel 6, the both ends of cable wire 4 pass the inboard of two pulley 3 and are connected with two pulley 3 contacts, the movable sleeve is equipped with platform sling 7 and platform sling 7 is located between two pulley 3 on the cable wire 4, the bottom of platform sling 7 rotates and is connected with lifting hook 8, be provided with on cantilever 2 and be used for the balanced structure 9 of automatically regulated heavy object.

In this embodiment, behind the position that cantilever 2 was adjusted to control tower crane 1, hook the heavy object through lifting hook 8, starter motor 5, motor 5's output shaft drives reel 6 and rotates, reel 6 rotates and makes cable wire 4 twine on reel 6, thereby it upwards lifts to drive the heavy object on lifting hook 8 and the lifting hook 8, two pulley one 3 can assist cable wire 4 to reel 6 winding, the setting up of rethread balanced structure 9 makes the heavy object keep balance in the air and reduces and rock, whole device simple structure, it is steady and have the balanced function of automatically regulated heavy object to lift by crane, very big facility has been brought for building engineering.

Specifically, tower crane 1 includes base 11, and the top of base 11 is fixed with vertical ascending tower body 12, and the top of tower body 12 is fixed with lift 13, and the top fixed mounting of lift 13 has horizontal rotating machine 14, and horizontal rotating machine 14's top is fixed with connection frame 15, and cantilever 2 is fixed on connection frame 15.

In this embodiment, base 11 is fixed subaerial when using, and tower body 12 provides the supporting role for lift 13, and lift 13 can rise and descend the height that the heavy object promoted as required, and horizontal rotating machine 14 can drive the horizontal rotation of connection frame 15 to drive 2 horizontal rotation of cantilever, reach the effect that changes 2 angular directions of cantilever.

Concretely, balanced structure 9 includes that connecting rod 91 and connecting rod 91 of fixed cantilever 2 bottom are located between two pulleys 3, has seted up movable groove and activity inslot activity on connecting rod 91 and has inserted and be equipped with pulley lever 92, and pulley groove are all seted up at pulley lever 92's both ends and the pulley groove is interior all to be rotated and is connected with pulley two 93, and two pulley two 93's inboard and two pulley two 93 contact connections are passed at the both ends of cable wire 4.

In this embodiment, when the lifting hook 8 drives the weight to lift upwards, the weight may swing left and right due to gravity in a suspension state, the pulley lever 92 may slide left and right on the connecting rod 91, and when the weight swings left, the pulley lever 92 slides left, and similarly, when the weight swings right, the pulley lever 92 slides right, so that the weight is kept balanced.

Specifically, the end of the connecting frame 15 away from the cantilever 2 is fixed with a suspension 10 with a guardrail.

In this embodiment, the suspension 10 is provided to facilitate the operation and observation of a worker standing on the suspension 10.

Claims

1. A tower crane attaching, mounting, dismounting and hoisting device comprises a tower crane (1) and is characterized in that, a cantilever (2) is fixed on the tower crane (1), a pulley I (3), a steel cable (4) and a motor (5) are fixed on the cantilever (2), a winding reel (6) is fixed on an output shaft of the motor (5), the number of the first pulleys (3) is two, one end of the steel cable (4) is fixed on the cantilever (2) and the other end of the steel cable (4) is wound on the winding reel (6), two ends of the steel cable (4) penetrate through the inner sides of the two pulleys I (3) and are in contact connection with the two pulleys I (3), a hanging scaffold (7) is movably sleeved on the steel cable (4), the hanging scaffold (7) is positioned between the two pulleys I (3), the bottom of hanging scaffold (7) is rotated and is connected with lifting hook (8), be provided with on cantilever (2) and be used for automatically regulated heavy object balanced structure (9).

2. The tower crane attaching, installing, detaching and lifting device according to claim 1, wherein the tower crane (1) comprises a base (11), a tower body (12) which is vertically upward is fixed on the top of the base (11), a lift (13) is fixed on the top of the tower body (12), a horizontal rotating machine (14) is fixedly installed on the top of the lift (13), a connecting frame (15) is arranged on the horizontal rotating machine (14), and the cantilever (2) is fixed on the connecting frame (15).

3. The tower crane attaching, installing, detaching and lifting device according to claim 2, wherein the balance structure (9) comprises a connecting rod (91) at the bottom of the fixed cantilever (2) and the connecting rod (91) is located between the two pulleys I (3), the connecting rod (91) is provided with a movable groove, the movable groove is movably inserted with the pulley rod (92), the two ends of the pulley rod (92) are provided with pulley grooves, the pulley grooves are rotatably connected with the pulleys II (93), and the two ends of the steel cable (4) pass through the inner sides of the pulleys II (93) and are in contact connection with the pulleys II (93).

4. The tower crane attaching, installing, detaching and lifting device according to claim 2, wherein a suspension (10) with a guardrail is fixed at one end of the connecting frame (15) far away from the cantilever (2).