CN212198253U

CN212198253U - Tower crane

Info

Publication number: CN212198253U
Application number: CN202020635162.3U
Authority: CN
Inventors: 王杰; 曾伟标; 张瑞; 梁热; 陈新林
Original assignee: Guangdong Yuqi Detection Co ltd
Current assignee: Guangdong Yuqi Detection Co ltd
Priority date: 2020-04-23
Filing date: 2020-04-23
Publication date: 2020-12-22
Anticipated expiration: 2030-04-23

Abstract

The utility model relates to the technical field of mechanical equipment, in particular to a tower crane, which comprises a base, a tower crane body and a fastening module which are arranged on the base, a tower tip which is connected with the tower crane body, a rotating module which is connected with the tower crane body, a balance arm which is sleeved on the tower tip, a moving module which is arranged on the balance arm, and a pull rod which is arranged on the tower tip and is connected with the balance arm; the fastening module is including installing in the protective barrel of base, install in driving motor in the protective barrel, and connect driving motor with the stripper plate of tower crane body. The utility model provides a current tower crane when the standard one-section-one-section extension, the tower crane body has realized stabilizing effectual to the reinforcement of tower crane body because the dangerous scheduling problem that empties appears easily too high.

Description

Tower crane

Technical Field

The utility model relates to the technical field of mechanical equipment, especially, relate to a tower crane.

Background

The tower crane is the most common hoisting equipment on the construction site, also called tower crane, and is used for hoisting construction raw materials such as reinforcing steel bars, wood ridges, concrete, steel pipes and the like for construction by the extension (height) of one section and one section (called standard section for short). The tower crane is an indispensable device on a construction site. The tower crane tip has the function of bearing the upper load transmitted by the boom pull rope and the balance arm pull rope, and directly transmits the upper load to the tower body structure through the rotary tower, the rotary table, the bearing seat and other structural components. The self-elevating tower top is provided with a truncated cone column type, a forward-inclined or backward-inclined truncated cone column type, a herringbone frame type and an inclined support frame type. The upper slewing tower crane is required to be provided with a balance weight, and the function of the upper slewing tower crane is to support the balance weight so as to form a balance moment which is required by design and has the action direction opposite to the lifting moment direction. In addition to the counterweight, a hoisting mechanism is often provided at the tail. The hoisting mechanism and the balance weight are arranged at the tail end of the balance arm together, so that partial balance weight function can be achieved, and the distance between the rope reel and the tower tip guide wheel is increased, so that the steel wire rope can be conveniently wound and rope disorder is avoided.

The dosage of the balance weight is in inverse proportion to the length of the balance arm, and the length of the balance arm is in proportion to the length of the crane boom. From the development of the tower crane industry, the industry is highly related to national economy, buildings/real estate, and therefore the development of the tower crane industry has certain scientific significance from the development trend of the national economy and the development trend of the real estate industry.

However, the existing tower crane still has a certain problem in the use process, when the standard section is lengthened one by one, the tower crane body is in danger of dumping due to overhigh height, and particularly, the safety problem is particularly obvious when the tower crane meets the windy weather.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is necessary to provide a tower crane for hoisting construction materials such as reinforcing steel bars, wood beams, concrete, steel pipes, etc. for construction, in order to solve the problems of the conventional technology.

A tower crane comprising: the tower crane comprises a base, a tower crane body and a fastening module which are arranged on the base, a tower tip connected with the tower crane body, a rotating module connected with the tower tip and the tower crane body, a balance arm sleeved on the tower tip, a moving module arranged on the balance arm, and a pull rod arranged on the tower tip and connected with the balance arm; the fastening module is including installing in the protective barrel of base, install in driving motor in the protective barrel, and connect driving motor with the stripper plate of tower crane body.

In one embodiment, the rotating module comprises a base plate connected with the tower crane body, a supporting plate and a rotating motor which are arranged in the base plate, a rotating bearing arranged on the supporting plate, and a clamp piece sleeved on the rotating bearing.

In one embodiment, the rotating module further comprises a rotating disc connected with the tower tip, a driving gear arranged on the rotating motor, a driven gear arranged on the clamping piece and meshed with the driving gear, and a connecting piece arranged on the clamping piece and positioned in the rotating disc; the clamping piece penetrates through the rotating disc to be connected with the connecting piece.

In one embodiment, the rotating module further comprises an L-shaped support frame, and the L-shaped support frame is mounted in the rotating disc and connected with the supporting plate.

In one embodiment, the moving module comprises a moving trolley mounted on the balance arm, a winding roller mounted on the moving trolley, and a lifting hook connected with the winding roller through a steel rope.

In one embodiment, the fastening module further comprises a fixed seat mounted on the surface of the protective cylinder.

In one of them embodiment, still include the driver's cabin, the tower crane body is located to the driver's cabin cover, the driver's cabin includes display, control lever and seat.

In one embodiment, the balance arm has a rotatable monitor mounted at one end and a counterweight mounted at the other end.

In one embodiment, the tower crane body is provided with a ladder and a stable platform connected with the ladder.

In one embodiment, the base bottom is provided with a plurality of groups of fixing brackets.

The utility model has the advantages as follows:

the utility model provides a tower crane, this tower crane includes the base, set up the base in order to be used for fixing the whole, install in the tower crane body and the fastening module of base, the fastening module plays further firm effect to the tower crane body, firm effectual, the rotatory module of connecting the tip and the tower crane body is used for realizing rotatory function, the balance arm that the cover was located the tip is used for balancing the raw materials of being hoisted, the removal module of installing on the balance arm is used for moving the raw materials of carrying out the construction, the pull rod of installing in the tip and being connected with the balance arm plays certain fixed action to the balance arm; the fastening module is including installing in the protective barrel of base, installing in the driving motor of protective barrel and the stripper plate of connecting driving motor and tower crane body, and driving motor drive stripper plate extrudees the tower crane body fixedly, further promotion tower crane body's stability.

Drawings

Fig. 1 is a schematic perspective view of a tower crane according to the present invention;

FIG. 2 is a front view of the tower crane of FIG. 1;

FIG. 3 is a schematic structural view of a rotating module of the tower crane of FIG. 1;

FIG. 4 is a cross-sectional view at A-A of the tower crane of FIG. 2;

FIG. 5 is an enlarged view of the structure of the tower crane of FIG. 1 taken at circle A;

FIG. 6 is an enlarged view of the structure of the tower crane of FIG. 1 taken at circle B;

fig. 7 is a schematic view of the structure of the cab of the tower crane of fig. 5.

Description of reference numerals: the tower crane comprises a base 10, a fixed support 11, a tower crane body 20, a ladder 21, a stabilizing platform 22, a fastening module 30, a protective cylinder 31, a driving motor 32, a squeezing plate 33, a fixed seat 34, a tower tip 40, a pull rod 50, a balance arm 60, a monitor 61, a balance weight 62, a moving module 63, a moving trolley 63a, a winding roller 63b, a chassis 70, a supporting plate 71, a rotating motor 72, an L-shaped supporting frame 73, a rotating bearing 74, a clamp piece 75, a rotating disc 80, a driving gear 81, a driven gear 82, a connecting piece 83, a cab 90, a display 91, a control rod 92 and a seat 93.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully below. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

Referring to fig. 1 to 7, a tower crane according to an embodiment of the present invention is used to hoist construction raw materials such as steel bars, wood beams, concrete, and steel pipes. The tower crane comprises a base 10, a tower crane body 20 and a fastening module 30 which are installed on the base 10, a tower tip 40 connected with the tower crane body 20, a rotating module for connecting the tower tip 40 and the tower crane body 20, a balance arm 60 sleeved on the tower tip 40, a moving module 63 installed on the balance arm 60, and a pull rod 50 installed on the tower tip 40 and connected with the balance arm 60.

As shown in fig. 1 to 2, the bottom of the base 10 is provided with a plurality of sets of fixing brackets 11 for fixing the base 10, so that the fixing effect is good.

Install the ladder 21 on the tower crane body 20 and stabilize the platform 22 with being connected of ladder 21, operating personnel climbs through ladder 21 and stabilizes platform 22 and operate tower crane body 20.

As shown in fig. 1 to 4, the fastening module 30 includes a protective cylinder 31 installed on the base 10, a driving motor 32 installed in the protective cylinder 31, and a squeezing plate 33 connecting the driving motor 32 and the tower crane body 20, the fastening module 30 further includes a fixing seat 34 installed on the surface of the protective cylinder 31 and used for fastening the protective cylinder 31, in this embodiment, the number of the driving motor 32 and the squeezing plate 33 is three, the driving motor 32 and the squeezing plate 33 are in one-to-one correspondence, and during operation, the driving motor 32 drives the squeezing plate 33 to squeeze the tower crane body 20 to stabilize the tower crane.

As shown in fig. 1 to 2, the balance arm 60 is provided with a rotatable monitor 61 at one end and a balance weight 62 at the other end, the rotatable monitor 61 can monitor the situation of the site for the convenience of the driver, and the balance weight 62 is used for balancing the tower tip 40 and preventing the tower tip 40 from being inclined due to overweight when lifting the raw material.

As shown in fig. 1 to 6, the moving module 63 includes a moving trolley 63a mounted on the balance arm 60, a winding roller 63b mounted on the moving trolley 63a, and a lifting hook connected to the winding roller 63b through a steel rope; during operation, lifting hook hoists construction raw materials, realizes the rising or the decline of construction raw materials through winding roller 63b and steel cable, then removes along tower crane body 20 through removing dolly 63 a.

As shown in fig. 1 to 3, the rotating module includes a base plate 70 connected to the tower crane body 20, a supporting plate 71 and a rotating motor 72 installed in the base plate 70, a rotating bearing 74 installed on the supporting plate 71, and a clamp 75 sleeved on the rotating bearing 74.

The rotary module further comprises a rotary disk 80 connected with the tower tip 40, a driving gear 81 arranged on the rotary motor 72, a driven gear 82 arranged on the clamping piece 75 and meshed with the driving gear 81, and a connecting piece 83 arranged on the clamping piece 75 and positioned in the rotary disk 80; the clamping piece 75 passes through the rotating disc 80 to be connected with the connecting piece 83; the rotating module drives the driving gear 81 through the rotating motor 72, and the driving gear 81 drives the driven gear 82 to rotate, so that the rotating disc 80 rotates.

As shown in fig. 3, the rotating module further includes an L-shaped support frame 73, the L-shaped support frame 73 is connected to the support plate 71, and the L-shaped support frame 73 is configured to support the support plate 71 and the rotating bearing 74.

As shown in fig. 6 to 7, the tower crane further includes a cab 90, the cab 90 is sleeved on the tower crane body 20, and the cab 90 includes a display 91, a control rod 92 and a seat 93; the display 91 is used for displaying the content monitored by the monitor 61, and is convenient for the operator to operate.

The tower crane of the utility model is used for hoisting construction raw materials such as reinforcing steel bars, wooden ridges, concrete, steel pipes and the like, the base 10 is arranged for fixing the whole body, the tower crane body 20 and the fastening module 30 are arranged on the base 10, the fastening module 30 plays a further stabilizing role for the tower crane body 20, the stabilizing effect is good, the rotating module for connecting the tower tip 40 and the tower crane body 20 is used for realizing the rotating function, the balance arm 60 sleeved on the tower tip 40 is used for balancing the hoisted raw materials, the moving module 63 arranged on the balance arm 60 is used for moving the raw materials for construction, the pull rod 50 arranged on the tower tip 40 and connected with the balance arm 60 plays a certain fixing role for the balance arm 60, during the operation, extrude fixedly to tower crane body 20 by driving motor 32 drive stripper plate 33, further promotion tower crane body 20's stability, overall structure is reliable and stable.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A tower crane, comprising: the tower crane comprises a base, a tower crane body and a fastening module which are arranged on the base, a tower tip connected with the tower crane body, a rotating module connected with the tower tip and the tower crane body, a balance arm sleeved on the tower tip, a moving module arranged on the balance arm, and a pull rod arranged on the tower tip and connected with the balance arm; the fastening module is including installing in the protective barrel of base, install in driving motor in the protective barrel, and connect driving motor with the stripper plate of tower crane body.

2. The tower crane according to claim 1, wherein the rotating module comprises a base plate connected with the tower crane body, a supporting plate and a rotating motor mounted in the base plate, a rotating bearing mounted on the supporting plate, and a clamp member sleeved on the rotating bearing.

3. The tower crane of claim 2, wherein the rotating die set further comprises a rotating disk coupled to the tower tip, a driving gear mounted to the rotating motor, a driven gear mounted to the clamp member and engaged with the driving gear, a coupling member mounted to the clamp member and positioned within the rotating disk; the clamping piece penetrates through the rotating disc to be connected with the connecting piece.

4. The tower crane of claim 3, wherein the rotating die set further comprises an L-shaped support bracket mounted within the rotating disk and connected to the pallet.

5. The tower crane according to claim 1, wherein the traveling module comprises a traveling carriage mounted on the balance arm, a winding roller mounted on the traveling carriage, and a lifting hook connected to the winding roller via a wire rope.

6. A tower crane according to claim 1, wherein the fastening module further comprises a fixing seat mounted to a surface of the protective cylinder.

7. The tower crane according to claim 1, further comprising a cab, wherein the tower crane body is sleeved with the cab, and the cab comprises a display, a control rod and a seat.

8. The tower crane of claim 1 wherein the counterbalance arm has a rotatable monitor mounted at one end and a counterbalance weight mounted at the other end.

9. The tower crane according to claim 1, wherein the tower crane body is provided with a step and a stabilizing platform connected with the step.

10. A tower crane according to claim 1, wherein the base bottom is provided with a plurality of sets of fixing brackets.