CN213878723U

CN213878723U - Tower crane with lightning rod

Info

Publication number: CN213878723U
Application number: CN202120031502.6U
Authority: CN
Inventors: 董贤秋; 高强
Original assignee: Shandong Baimai Construction Machinery Co ltd
Current assignee: Shandong Baimai Construction Machinery Co ltd
Priority date: 2021-01-07
Filing date: 2021-01-07
Publication date: 2021-08-03
Anticipated expiration: 2031-01-07

Abstract

The utility model discloses a tower crane with lightning rod, which comprises a base, wherein the top surface of the base is provided with a crane main body, a plurality of groups of brackets are arranged at the periphery of the crane main body, four fixing components are arranged at four corners of the top surface of the crane main body, each fixing component comprises a fixing block, a fixing rod, a limiting block, a clamping block and a spring, four fixing blocks are fixedly arranged at four corners of the top surface of the crane main body, two side mirrors of each fixing block are provided with the fixing rods, one end of each fixing rod penetrates through the corresponding side wall of the fixing block and extends, the extending end surface of each fixing rod is fixedly connected with the clamping block, and the end surface of each fixing rod, which is far away from the fixing block, is fixedly connected with the limiting block, when the lightning rod is damaged, the lightning rod can be quickly disassembled, and the operation is simple and convenient.

Description

Tower crane with lightning rod

Technical Field

The utility model relates to a hoist technical field especially relates to a tower crane with lightning rod.

Background

The tower crane is also called a tower crane, is the most common hoisting equipment on the construction site, and is used for hoisting construction raw materials such as reinforcing steel bars, wood ridges, concrete, steel pipes and the like for construction.

The existing tower crane is various in types, basically provided with the lightning arrester, and generally the lightning arrester is welded and fixed on the top end of a tower crane main body, although the lightning arrester has a lightning arresting function, if the lightning arrester breaks down and is damaged, the lightning arrester cannot be disassembled and replaced, certain potential safety hazards exist, in addition, the existing lightning arrester is generally only provided with a binding post, a plurality of leads are all fixed on the binding post, when the lightning arrester is damaged, the lightning arrester loses efficacy, and the practicability is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a tower crane with a lightning rod.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a tower crane with a lightning rod comprises a base, wherein a crane main body is arranged on the top surface of the base, a plurality of groups of supports are arranged on the peripheral sides of the crane main body, and fixing assemblies are arranged at the four corners of the top surface of the crane main body;

each fixing assembly comprises fixing blocks, fixing rods, limiting blocks, clamping blocks and springs, the four fixing blocks are fixedly arranged at four corners of the top surface of the crane main body, the fixing rods are arranged at two sides of each fixing block in a mirror image mode, one end of each fixing rod penetrates through the side wall of the corresponding fixing block and extends, the end face of the extending end of each fixing rod is fixedly connected with the clamping block, the end face of each fixing rod, far away from the fixing block, is fixedly connected with the limiting block, and the springs are arranged on the surfaces of the corresponding fixing rods between the clamping blocks and the inner side wall of the fixing block;

the inner bottom of each fixed block is provided with a supporting block, the center of the top surface of each supporting block is fixedly connected with a connecting rod, one end of each connecting rod penetrates through the top of the corresponding fixed block and extends, the end faces of the extending ends of the four connecting rods are fixedly connected with an installation plate together, a plurality of binding posts are fixedly connected on the periphery of the top surface of the installation plate, and a lightning rod is fixedly connected at the center of the top surface of the installation plate;

the crane is characterized in that a suspension arm is arranged at the top end of one side of the crane main body and is positioned under the four fixing assemblies, a cab is arranged on the top surface of one end, close to the crane main body, of the suspension arm, a lifting mechanism is arranged on the bottom surface of one end, far away from the crane main body, of the suspension arm, and a hook is fixedly connected to the bottom of a steel cable of the lifting mechanism.

As a further description of the above technical solution:

the base is installed on the ground and fixed through screws, and the multiple groups of supports are fixed with the crane main body in a welding mode.

As a further description of the above technical solution:

and the penetrating position of each fixing rod and the corresponding fixing block is provided with a first through hole, and the outer wall of each fixing rod is in sliding connection with the inner wall of the corresponding first through hole.

As a further description of the above technical solution:

and a second through hole is formed in the penetrating position of each connecting rod and the corresponding fixing block, and the diameter of each second through hole is slightly larger than that of the supporting block.

As a further description of the above technical solution:

the lightning rod is conical, the surface of the lightning rod is coated with pigment with striking color, and the lightning rod is connected with the lightning guiding device and the grounding device through a lead.

As a further description of the above technical solution:

the lightning rod is fixedly connected with the mounting plate in a welding mode.

The utility model discloses following beneficial effect has: 1. the utility model discloses be provided with four fixed subassemblies and the supporting shoe and the connecting rod that correspond, four fixed subassemblies and the supporting shoe interact that corresponds, it is fixed with the lightning rod through four connecting rods, and the installation is dismantled conveniently, when the lightning rod damages, can realize dismantling fast, gets rid of the potential safety hazard.

2. The utility model discloses be provided with many terminals, can fall into the multiunit with many lead wires and connect different terminals respectively on, when one of them terminal corrosion damaged, also can realize lightning-arrest function through other terminals, greatly strengthen its practicality.

Drawings

Fig. 1 is a front view of a tower crane with a lightning rod according to the present invention;

fig. 2 is a top view of a lightning rod of a tower crane with the lightning rod provided by the utility model;

fig. 3 is an enlarged view of the structure at a in fig. 1.

Illustration of the drawings:

1. a base; 2. a crane body; 3. a support; 4. a fixing assembly; 5. a support block; 6. a connecting rod; 7. mounting a plate; 8. a binding post; 9. a lightning rod; 10. a suspension arm; 11. a cab; 12. a hoisting mechanism; 13. hooking; 401. a fixed block; 402. fixing the rod; 403. a limiting block; 404. a clamping block; 405. A spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

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 orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; 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.

Referring to fig. 1-3, the present invention provides an embodiment: a tower crane with a lightning rod comprises a base 1, wherein a crane main body 2 is convenient to mount and fix, the top surface of the base 1 is provided with the crane main body 2, a plurality of groups of supports 3 are mounted on the periphery of the crane main body 2 to improve the strength of the crane main body 2, and four corners of the top surface of the crane main body 2 are provided with fixing components 4 which are convenient to mount and fix a lightning arrester;

each fixing assembly 4 comprises fixing blocks 401, fixing rods 402, limiting blocks 403, clamping blocks 404 and springs 405, the four fixing blocks 401 are fixedly mounted at four corners of the top surface of the crane main body 2, the fixing rods 402 are arranged at two sides of each fixing block 401 in a mirror image mode, one end of each fixing rod 402 penetrates through the side wall of the corresponding fixing block 401 and extends, the end face of the extending end of each fixing rod 402 is fixedly connected with the clamping block 404, the end face of each fixing rod 402, far away from the fixing block 401, is fixedly connected with the limiting block 403, and the springs 405 are arranged on the surfaces of the corresponding fixing rods 402 between the clamping blocks 404 and the inner side wall of the fixing block 401;

the inner bottom of each fixed block 401 is provided with a supporting block 5 and a fixed lightning arrester which is clamped and fixed by interaction of the corresponding fixed assembly 4, the center of the top surface of each supporting block 5 is fixedly connected with a connecting rod 6 to be connected with an installation plate 7, one end of each connecting rod 6 penetrates through the top of the corresponding fixed block 401 and extends, the end faces of the extending ends of the four connecting rods 6 are fixedly connected with an installation plate 7 to fix a lightning rod 9 and a plurality of wiring terminals 8 together, the periphery of the top surface of the installation plate 7 is fixedly connected with a plurality of wiring terminal 8 to fix a lead wire, and the center of the top surface of the installation plate 7 is fixedly connected with the lightning rod 9 to absorb thunder and lightning;

the top end of one side of the crane body 2 is arranged under the four fixing components 4, a suspension arm 10 is used for lifting materials, a cab 11 is arranged on the top surface of one end, close to the crane body 2, of the suspension arm 10, so that the operation of workers is facilitated, a lifting mechanism 12 is arranged on the bottom surface of one end, far away from the crane body 2, of the suspension arm 10, so that the lifting and descending of material lifting are achieved, and a hook 13 is fixedly connected to the bottom of a steel cable of the lifting mechanism 12 and used for fixing the materials.

The base 1 is arranged on the ground and fixed by screws, the plurality of groups of brackets 3 and the crane main body 2 are fixed by welding to enhance the strength of the crane main body 2, a first through hole is arranged at the penetrating part of each fixed rod 402 and the corresponding fixed block 401, the outer wall of each fixing rod 402 is connected with the inner wall of the corresponding first through hole in a sliding way so as to facilitate the sliding of the fixing rod 402, a second through hole is arranged at the penetrating position of each connecting rod 6 and the corresponding fixing block 401, and the diameter of each second through hole is slightly larger than that of the supporting block 5, so that the supporting block 5 can be conveniently inserted or pulled out, the lightning rod 9 is conical, and the surface of the lightning rod 9 is coated with pigment with striking color, the lightning rod 9 is connected with a lightning guiding device and a grounding device through a lead wire to pour the lightning into the ground, and the lightning rod 9 is fixedly connected with the mounting plate 7 in a welding mode.

The working principle is as follows: the utility model discloses a tower crane with lightning rod, install this hoist in suitable position through base 1 at first before the use, then the driver gets into driver's cabin 11 internal operation davit 10 and carries out the material handling, when there is the thunderbolt risk, the lightning strikes lightning rod 9 at first, then guide to the surface of many terminal posts 8, lead wire through fixing on terminal post 8 guides the lightning to lightning arrester, lead the lightning to buried underground earthing device through lightning arrester, introduce the underground at last, the ground absorbs the lightning and neutralizes, avoid near building or personnel to cause the injury, when lightning rod damage 9 loses efficacy, only need manual power to extract lightning rod 9 from four fixed component 4, the in-process that supporting shoe 5 was extracted this moment, order to order about two fixture blocks 404 to remove and compress spring 405 in opposite directions, when supporting shoe 5 is extracted, spring 405 makes two fixture blocks 404 resume the normal position, then the old lightning rod 9 is dismantled, the new lightning rod 9 is welded and then the reverse operation is carried out according to the steps, the lightning rod 9 is installed and fixed, the rapid disassembly and the assembly can be realized, and the operation is simple and convenient.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The tower crane with the lightning rod comprises a base (1) and is characterized in that a crane main body (2) is arranged on the top surface of the base (1), a plurality of groups of supports (3) are mounted on the peripheral sides of the crane main body (2), and fixing assemblies (4) are arranged at four corners of the top surface of the crane main body (2);

each fixing assembly (4) comprises fixing blocks (401), fixing rods (402), limiting blocks (403), clamping blocks (404) and springs (405), the four fixing blocks (401) are fixedly mounted at four corners of the top surface of the crane main body (2), the fixing rods (402) are arranged on two sides of each fixing block (401) in a mirror image mode, one end of each fixing rod (402) penetrates through the side wall of the corresponding fixing block (401) and extends, the end face of the extending end of each fixing rod (402) is fixedly connected with the clamping block (404), the end face of one end, far away from the fixing block (401), of each fixing rod (402) is fixedly connected with the limiting block (403), and the springs (405) are arranged on the surfaces of the corresponding fixing rods (402) between the clamping blocks (404) and the inner side walls of the fixing blocks (401);

the inner bottom of each fixed block (401) is provided with a supporting block (5), the center of the top surface of each supporting block (5) is fixedly connected with a connecting rod (6), one end of each connecting rod (6) penetrates through the top of the corresponding fixed block (401) and extends, the end faces of the extending ends of the four connecting rods (6) are fixedly connected with a mounting plate (7) together, a plurality of binding posts (8) are fixedly connected with the periphery of the top surface of the mounting plate (7), and the center of the top surface of the mounting plate (7) is fixedly connected with a lightning rod (9);

the crane is characterized in that a suspension arm (10) is arranged under the four fixing components (4) on the top end of one side of the crane main body (2), a cab (11) is arranged on the top surface of one end, close to the crane main body (2), of the suspension arm (10), a lifting mechanism (12) is arranged on the bottom surface of one end, far away from the crane main body (2), of the suspension arm (10), and a hook (13) is fixedly connected to the bottom of a steel cable of the lifting mechanism (12).

2. The tower crane with the lightning rod is characterized in that the base (1) is installed on the ground and fixed through screws, and the plurality of groups of brackets (3) are fixed with the crane main body (2) in a welding mode.

3. The tower crane with the lightning rod as claimed in claim 1, wherein a first through hole is formed at a penetrating position of each fixing rod (402) and the corresponding fixing block (401), and an outer wall of each fixing rod (402) is slidably connected with an inner wall of the corresponding first through hole.

4. The tower crane with the lightning rod according to claim 1, wherein a second through hole is formed at a penetrating position of each connecting rod (6) and the corresponding fixing block (401), and the diameter of each second through hole is slightly larger than that of the supporting block (5).

5. A tower crane with a lightning rod according to claim 1, characterized in that the lightning rod (9) is conical in shape and the surface of the lightning rod (9) is painted with a striking colour pigment, and that the lightning rod (9) is connected to the lightning conductor and to the earthing device by lead wires.

6. A tower crane with a lightning rod according to claim 1, characterized in that the lightning rod (9) is fixedly connected to the mounting plate (7) by welding.