CN210764050U

CN210764050U - Tower body and tower crane

Info

Publication number: CN210764050U
Application number: CN201921862694.4U
Authority: CN
Inventors: 李文; 朱小丰; 曾昌照
Original assignee: Hunan Sany Tower Lifting Machinery Co Ltd
Current assignee: Hunan Sany Tower Lifting Machinery Co Ltd
Priority date: 2019-10-31
Filing date: 2019-10-31
Publication date: 2020-06-16
Anticipated expiration: 2029-10-31

Abstract

The utility model discloses a tower body and tower crane relates to hoist technical field. The tower body comprises a tower head, a balance arm, a crane boom, a lifting assembly and an oil baffle device, wherein the tower head is arranged above the tower body of the tower crane, and the balance arm and the crane boom are respectively arranged at two sides of the tower head; the lifting assembly comprises a lifting steel wire rope, one end of the lifting steel wire rope is arranged on the balance arm, and the other end of the lifting steel wire rope is connected with the crane boom and used for driving the crane boom to perform lifting operation; the oil blocking device is arranged at the tower head and is used for preventing lubricating grease on the lifting steel wire rope from splashing to the tower body. Through the setting of keeping off oily device, can form above the body of the tower and block and protect for play to rise on the wire rope lubricating grease be difficult for splashing to the body of the tower, thereby can guarantee staff's safety, reduce the potential safety hazard. In addition, the steel wire rope can be effectively supported, so that the steel wire rope is prevented from shaking, lubricating grease is further prevented from splashing to the tower body, and the operation safety is further improved.

Description

Tower body and tower crane

Technical Field

The utility model relates to a hoist technical field particularly, relates to a tower body and tower crane.

Background

The length on the play to rise wire rope of hoist among the prior art is longer, and the during operation plays to rise on the wire rope lubricating grease splashes to the escape way of tower body such as cat ladder easily, and the staff falls down easily when walking or being under construction on the cat ladder, has great potential safety hazard.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a tower body and tower crane, it can avoid lubricating grease on the wire rope to splash tower body positions such as cat ladder to can guarantee staff's safety, reduce the potential safety hazard.

The embodiment of the utility model is realized like this:

in a first aspect, an embodiment of the present invention provides a tower crane, including:

the tower crane comprises a tower head, a balance arm and a crane boom, wherein the tower head is arranged above a tower body of the tower crane, and the balance arm and the crane boom are respectively arranged on two sides of the tower head;

the lifting assembly comprises a lifting steel wire rope, one end of the lifting steel wire rope is arranged on the balance arm, and the other end of the lifting steel wire rope is connected with the crane boom and is used for driving the crane boom to perform lifting operation;

and the oil blocking device is arranged at the tower head and is used for preventing lubricating grease on the lifting steel wire rope from splashing to the tower body.

In an alternative embodiment, the oil blocking device is disposed between the tower body and the tower body, and the oil blocking device includes an oil blocking groove protruding toward the tower body, and the oil blocking groove extends along a length direction of the tower body.

In an alternative embodiment, the oil baffle device further includes a first baffle and a second baffle, and the first baffle and the second baffle are respectively disposed on both sides of the oil baffle groove in the width direction.

In an optional embodiment, the oil blocking device further comprises at least one carrier roller assembly, and the carrier roller assembly is arranged between the first baffle and the second baffle and is used for supporting the lifting steel wire rope.

In an optional implementation mode, the carrier roller assembly comprises a carrier roller and a roller shaft, one end of the roller shaft is fixedly connected with the first baffle, the other end of the roller shaft is fixedly connected with the second baffle, and the carrier roller is sleeved on the outer side of the roller shaft and can rotate around the roller shaft.

In an optional embodiment, one end of the roll shaft is fixedly connected with the first baffle through a first mounting assembly, and the other end of the roll shaft is fixedly connected with the second baffle through a second mounting assembly;

the first mounting assembly and/or the second mounting assembly includes a fastening screw and a washer.

In an optional implementation mode, a first bearing is arranged between the carrier roller and the first end of the roller shaft, and a second bearing is arranged between the carrier roller and the second end of the roller shaft.

In an alternative embodiment, the oil blocking device comprises two carrier roller assemblies, and the two carrier roller assemblies are respectively positioned at two ends of the oil blocking groove.

In an optional embodiment, the hoisting assembly further comprises a roller coil and a motor, the motor and the roller coil are both arranged at the end part of one end of the balance arm far away from the crane boom, the hoisting steel wire rope is wound outside the roller coil, and the motor is in transmission connection with the roller coil and is used for driving the roller coil to rotate so as to wind the hoisting steel wire rope for hoisting operation.

In a second aspect, an embodiment of the present invention provides a tower crane, including:

a tower body;

the tower body is arranged on the tower body, and the tower head is positioned at the top of the tower body.

The embodiment of the utility model provides a beneficial effect is:

the embodiment of the utility model provides a tower body and tower crane include body of the tower, tower body, play to rise the subassembly and keep off oily device. The tower body comprises a tower head, a balance arm and a crane boom, wherein the tower head is arranged above the tower body, and the balance arm and the crane boom are arranged on two sides of the tower head; the lifting assembly comprises a lifting steel wire rope, one end of the lifting steel wire rope is arranged on the balance arm, and the other end of the lifting steel wire rope is connected with the crane boom and used for driving the crane boom to perform lifting operation; the oil blocking device is arranged at the tower head and is used for preventing lubricating grease on the lifting steel wire rope from splashing to the tower body. Through the setting of oil blocking device, can form above the body of the tower and block and protect for lubricating oil on the play to rise wire rope of body of the tower top is difficult for splashing to the body of the tower, thereby can guarantee staff's safety effectively, reduces the potential safety hazard. In addition, through the setting of keeping off oily device, can also support wire rope effectively to avoid wire rope to rock, thereby further avoid lubricating grease to splash to the body of the tower, further improve the operation security.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic view of a partial structure of a tower crane according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of an oil retaining device according to an embodiment of the present invention;

fig. 3 is an exploded schematic view of the oil retaining device according to the embodiment of the present invention.

The icon is 100-tower crane; 101-a tower body; 103-climbing ladder; 105-a tower body; 107-tower head; 109-balance arm; 111-boom; 113-a hoisting assembly; 115-hoisting a steel wire rope; 117-oil retaining means; 119-oil retaining grooves; 121-a first baffle; 123-a second baffle; 125-idler assemblies; 127-carrier roller; 129-roll shaft; 131-a first mounting assembly; 133-a second mounting assembly; 135-fastening screws; 137-a gasket; 139-a first bearing; 141-a second bearing; 143-roll winding; 145-motor; 147-a first mounting plate; 149-second mounting plate.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Fig. 1 is a schematic partial structural diagram of a tower crane 100 according to this embodiment. Referring to fig. 1, the present embodiment provides a tower crane 100, the tower crane 100 is a flat head tower crane 100, and the present embodiment is mainly used for vertical and horizontal transportation of materials and installation of building components in building construction, of course, in other embodiments of the present invention, the present invention may also be used for installation of other workpieces, and embodiments of the present invention are not limited.

In detail, referring to fig. 1 again, in the present embodiment, the tower crane 100 mainly includes a tower body 101, a tower body 105, a lifting assembly 113, and an oil blocking device 117. Of course, in the present embodiment, the tower crane 100 also includes other components not proposed, such as a luffing component, a driving component, and the like, and since similar components are not related to the invention of the present embodiment and are not modified accordingly, detailed description thereof is omitted in the present embodiment.

Specifically, the tower body 101 is mainly used for supporting the whole tower body 105, the tower body 101 is approximately located in the middle of the tower body 105, the ladder 103 is arranged on the tower body 101 and used for climbing of workers, and the safety protection component is further arranged on the tower body 101 and used for guaranteeing the safety of the workers.

Specifically, the tower body 105 includes a tower head 107, a balance arm 109, and a jib boom 111. The tower head 107 is located above the vertical height of the tower 101 and is mainly used for connecting the balance arm 109 and the crane arm 111 and providing a guarantee for the work between the two. The cargo boom 111 is mainly used for lifting goods or workpieces, and the balance arm 109 is mainly used for balancing the stress of the cargo boom 111, so that the whole tower crane 100 is kept stable, and stable and safe operation is guaranteed.

Specifically, the hoisting assembly 113 mainly includes a motor 145, a roller 143, and a hoisting wire 115. The motor 145 and the roller 143 are both disposed at an end of the balance arm 109 far from the boom 111, so that the weight of the balance arm 109 far from the boom 111 can be increased, and the stress of the boom 111 can be further balanced. One end of the hoisting cable 115 is wound outside the roller coil 143, and the other end is fixed to a sensor of the boom 111 through the tower head 107. The motor 145 is in transmission connection with the roller 143 and is used for driving the roller 143 to rotate so as to wind the lifting wire rope 115 for lifting operation.

Specifically, because the hoisting steel wire rope 115 of the flat-head tower crane 100 is fixed on the weight sensor of the crane boom 111 through the tower head 107 by the balance arm 109, and the distance that the steel wire rope passes through is long, the steel wire rope shakes up and down greatly during operation, and the shaking of the steel wire rope can cause lubricating grease on the steel wire rope to get rid of safety channels such as the ladder 103, and the like, so that potential safety hazards such as slipping exist when workers pass through the steel wire rope. Therefore, in the present embodiment, the oil deflector 117 is provided between the tower head 107 and the tower 101, and is used to prevent grease on the hoisting rope 115 from splashing to the tower 101. In detail, through the setting of oil blocking device 117, can form in the body of the tower 101 top and block and protect for lubricating oil on the play to rise wire rope 115 of body of the tower 101 top is difficult for splashing on the body of the tower 101, thereby can guarantee staff's safety effectively, reduces the potential safety hazard. In addition, through the arrangement of the oil blocking device 117, the steel wire rope can be effectively supported, so that the steel wire rope is prevented from shaking, the lubricating grease is further prevented from splashing to the tower body 101, and the operation safety is further improved.

Fig. 2 is a schematic structural diagram of the oil blocking device 117 provided in this embodiment; fig. 3 is an exploded schematic view of the oil blocking device 117 according to this embodiment. Referring to fig. 1 to 3, in the present embodiment, the oil blocking device 117 may specifically include an oil blocking groove 119, the oil blocking groove 119 is fixedly disposed below the tower head 107 and located between the tower head 107 and the tower body 101, and the oil blocking groove 119 extends along the length direction of the tower body 101 to receive grease in an all-directional manner.

Specifically, the oil blocking groove 119 is in the shape of a U-shaped groove and protrudes toward the tower 101 to form a container above the tower 101 for receiving and blocking the splashed grease, so as to effectively prevent the grease on the upper hoisting cable 115 from splashing to the tower 101.

Referring to fig. 2 and fig. 3 again, in the present embodiment, in order to improve the oil blocking effect, the oil blocking device 117 further includes a first baffle 121 and a second baffle 123, and the first baffle 121 and the second baffle 123 are respectively disposed at two sides of the oil blocking groove 119 in the width direction. The shape of the first baffle 121 and the second baffle 123 may be the same or different, and in this embodiment, the first baffle 121 and the second baffle 123 have the same shape, and one end of each of the first baffle 121 and the second baffle 123 is fixedly connected to the oil blocking groove 119, and the other end of each of the first baffle 121 and the second baffle 123 extends perpendicular to the oil blocking groove 119 in a direction away from the oil blocking groove 119. Through the arrangement of the first baffle 121 and the second baffle 123, the oil blocking capability of the whole oil blocking device 117 is improved, the oil blocking effect is effectively improved, the oil blocking efficiency is further ensured, and the safety performance is improved.

In detail, the lengths of the first and second baffles 121 and 123 are smaller than the length of the oil blocking groove 119, so that the overall weight of the oil blocking device 117 can be reduced, and the burden on the tower head 107 caused by the oil blocking device 117 can be reduced. Specifically, the first baffle 121 and the second baffle 123 are both disposed at one end of the oil baffle groove 119 close to the balance arm 109. One end of the oil blocking groove 119 close to the cargo boom 111 is provided with a first mounting plate 147 and a second mounting plate 149 which are also perpendicular to the oil blocking groove 119, and the first baffle plate 121, the second baffle plate 123, the first mounting plate 147 and the second mounting plate 149 are fixedly connected with the tower head 107, so that the stability of the oil blocking device 117 after installation can be effectively ensured.

Referring to fig. 2 and 3 again, in the present embodiment, the oil blocking device 117 further includes an idler assembly 125, and the idler assembly 125 is disposed between the first baffle 121 and the second baffle 123 and is used for supporting the hoisting cable 115. Through the arrangement of the carrier roller component 125, the hoisting steel wire rope 115 is effectively supported in the winding and unwinding process, the hoisting steel wire rope 115 arranged in a long distance is prevented from shaking, so that the hoisting steel wire rope 115 can be further prevented from splashing lubricating grease to the tower body 101 in the shaking process, and further the operation safety can be further ensured. Of course, in the utility model discloses an in other embodiments, the quantity of bearing roller subassembly 125 can also be adjusted according to the demand, for example in order to guarantee whole stationarity and the atress equilibrium that keeps off oily device 117, can set up two bearing roller subassemblies 125, and two bearing roller subassemblies 125 are located the both ends that keep off oil groove 119 respectively etc. the utility model discloses an embodiment does not do the restriction.

In detail, in this embodiment, the idler assembly 125 includes an idler 127 and a roller shaft 129, one end of the roller shaft 129 is fixedly connected to the first baffle 121, the other end of the roller shaft 129 is fixedly connected to the second baffle 123, and the idler 127 is sleeved outside the roller shaft 129 and can rotate around the roller shaft 129. When the hoisting steel wire rope 115 is wound and unwound, the carrier roller 127 rotates along with the hoisting steel wire rope 115, so that the steel wire rope can be prevented from being abraded, and the service life of the hoisting steel wire rope 115 can be prolonged. Meanwhile, the roll shaft 129 and the carrier roller 127 can provide stable supporting force for the lifting steel wire rope 115, so that the lifting steel wire rope 115 is not easy to shake, lubricating grease is splashed towards two sides, the technical problem that the lifting steel wire rope 115 shakes for a long time is solved, and the splashing of the lubricating grease is greatly reduced.

Preferably, in order to improve the stability of the roller, one end of the roller shaft 129 is fixedly connected to the first baffle 121 through a first mounting assembly 131, and the other end of the roller shaft 129 is fixedly connected to the second baffle 123 through a second mounting assembly 133. In the embodiment, the first and second mounting

assemblies

131 and 133 include a fastening screw 135 and a washer 137, and the washer 137 may increase friction to improve stability after mounting. Of course, in other embodiments of the present invention, the types of the first mounting assembly 131 and the second mounting assembly 133 may also be selected according to requirements, and the embodiments of the present invention are not limited.

Referring to fig. 2 and 3 again, in this embodiment, in order to reduce friction and ensure that the carrier roller 127 can move along with the movement of the hoisting cable, a first bearing 139 may be further disposed between the carrier roller 127 and the first end of the roller shaft 129, and a second bearing 141 is disposed between the carrier roller 127 and the second end of the roller shaft 129, so that the friction between the carrier roller 127 and the roller shaft 129 can be effectively reduced through the arrangement of the first bearing 139 and the second bearing 141, thereby facilitating the movement of the carrier roller 127 along with the hoisting cable 115, and further preventing the hoisting cable 115 from shaking.

The following describes the working principle of the tower crane 100 according to the embodiment of the present invention in detail:

the embodiment of the utility model provides a tower crane 100 is lifting the during operation, can adopt motor 145 drive roller to roll up 143 and rotate to play to rise wire rope 115's rolling, under the effect that plays to rise wire rope 115, make jib loading boom 111 up move, thereby realize the rising of work piece.

In the process, the oil blocking device 117 is arranged to form blocking and protection above the tower body 101, so that lubricating oil on the lifting steel wire rope 115 above the tower body 101 is not easy to splash onto the tower body 101, the safety of workers can be effectively guaranteed, and potential safety hazards are reduced. In addition, through the arrangement of the oil blocking device 117, the steel wire rope can be effectively supported, so that the steel wire rope is prevented from shaking, the lubricating grease is further prevented from splashing to the tower body 101, and the operation safety is further improved.

To sum up, the embodiment of the utility model provides a tower crane 100 can avoid lubricating grease on the wire rope to splash to body of a tower 101 positions such as cat ladder 103 to can guarantee staff's safety, reduce the potential safety hazard.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A tower body, comprising:

the tower head is used for being installed at the top of a tower body of the tower crane, and the balance arm and the crane boom are respectively arranged on two sides of the tower head;

2. The tower body of claim 1, wherein:

keep off oily device set up in the tower body with between the body of the tower, just keep off oily device including the orientation the bellied oil groove that keeps off of body of the tower, just keep off the oil groove and follow the length direction of body of the tower extends the setting.

3. The tower body of claim 2, wherein:

the oil retaining device further comprises a first baffle and a second baffle, and the first baffle and the second baffle are respectively arranged on two sides of the oil retaining groove in the width direction.

4. A tower body according to claim 3, characterized in that:

the oil blocking device further comprises at least one carrier roller assembly, and the carrier roller assembly is arranged between the first baffle and the second baffle and is used for supporting the lifting steel wire rope.

5. The tower body of claim 4, wherein:

the carrier roller assembly comprises a carrier roller and a roller shaft, one end of the roller shaft is fixedly connected with the first baffle, the other end of the roller shaft is fixedly connected with the second baffle, and the carrier roller sleeve is arranged on the outer side of the roller shaft and can rotate around the roller shaft.

6. The tower body of claim 5, wherein:

one end of the roll shaft is fixedly connected with the first baffle through a first mounting assembly, and the other end of the roll shaft is fixedly connected with the second baffle through a second mounting assembly;

7. The tower body of claim 5, wherein:

the roller comprises a roller shaft and is characterized in that a first bearing is arranged between the roller and the first end of the roller shaft, and a second bearing is arranged between the roller and the second end of the roller shaft.

8. The tower body of claim 4, wherein:

the oil blocking device comprises two carrier roller assemblies, and the two carrier roller assemblies are respectively located at two ends of the oil blocking groove.

9. The tower body of claim 1, wherein:

the lifting assembly further comprises a roller coil and a motor, the motor and the motor are arranged at the end part of one end, far away from the cargo boom, of the balance arm, the lifting steel wire rope is wound on the outer side of the roller coil, and the motor is in transmission connection with the roller coil and used for driving the roller coil to rotate so as to wind and release the lifting steel wire rope for lifting operation.

10. A tower crane, comprising:

a tower body;

the tower body of any one of claims 1 to 9, wherein the tower body is arranged on the tower body and the tower head is positioned at the top of the tower body.