CN217110965U

CN217110965U - Rotatable cantilever support

Info

Publication number: CN217110965U
Application number: CN202121920331.9U
Authority: CN
Inventors: 李威; 杨勇
Original assignee: Wisdri Engineering and Research Incorporation Ltd
Current assignee: Wisdri Engineering and Research Incorporation Ltd
Priority date: 2021-08-17
Filing date: 2021-08-17
Publication date: 2022-08-02
Anticipated expiration: 2031-08-17

Abstract

The utility model relates to the technical field of cantilever support equipment, in particular to a rotatable cantilever support; this cantilever support includes stand and the cantilever of setting in the stand top, stand and cantilever are interior hollow structure, be provided with built-in instrumentation's instrument box on the cantilever, the stand includes stand upper portion and stand lower part, be provided with rotatable rotary mechanism between stand upper portion and the stand lower part, rotary mechanism is including the mutual rotatable inner circle and the outer lane that the cover was established, still be provided with the ball between inner circle and the outer lane, the instrument box still is connected with the circulating water cooling system who passes stand and cantilever inside, air purge system and cable. The utility model provides a rotatable cantilever support, simple structure, operation are reliable, easy to maintain, and reduction artificial strength that can be great improves production efficiency.

Description

Rotatable cantilever support

Technical Field

The utility model relates to a cantilever crane equipment technical field especially relates to a rotatable cantilever crane.

Background

Most of the production lines in the steel industry are provided with instrument detection devices, and relate to various detection instruments, wherein a part of the instruments need to be installed at a high position to detect required data, such as a loop scanner, a velometer, a width measuring instrument and the like, and some detection devices need to be installed above a vertical production line, such as an industrial camera, and in order to reduce the shooting distortion of the industrial camera, the detection devices need to be installed in the middle and right above the production line.

At present, most steel mills adopt a fixed support when installing the instrument, and the installation form has several disadvantages: 1) after the production is carried out for a period of time, the support can be bent due to thermal deformation, so that the working condition of the instrument is unstable; 2) when equipment under the instrument needs to be changed, the support can not be unscrewed to influence the hoisting, the maintenance time can be wasted by disassembling the support, the instrument also needs to be readjusted after the secondary installation, and the repeated work is caused. Although a part of steel works are provided with rotatable cantilever supports, the core of the rotating structure is a copper sleeve, the rotating action is sliding friction, the rotating joint surface needs to be filled with lubricating oil regularly or a self-lubricating copper sleeve is adopted, and due to high site temperature and large dust, the lubricating oil is baked after long-time operation, and the dust enters the rotating joint surface to cause blockage, so that the rotation of the cantilever supports is difficult, and the use of the cantilever supports is influenced.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a rotatable cantilever support, including stand and the cantilever of setting in the stand top, the stand with the cantilever is interior hollow structure, be provided with built-in instrumentation's instrument box on the cantilever, the stand includes stand upper portion and stand lower part, be provided with rotatable rotary mechanism between stand upper portion and the stand lower part, rotary mechanism is including the mutual rotatable inner circle and the outer lane that the cover was established, still be provided with the ball between inner circle and the outer lane.

The upright column and the cantilever are usually made of metal materials, preferably made of stainless steel materials, and are suitable for outdoor use; the rotating mechanism can be that the inner ring and the outer ring are respectively arranged on the upper part and the lower part of the upright post, the inner ring and the outer ring can be fixed by welding or can be fixed in a detachable mode such as bolts, the positions of the inner ring and the outer ring arranged on the upper part and the lower part of the upright post can be interchanged, and then the inner ring and the outer ring are assembled; or the inner ring, the outer ring and the ball bearings can be assembled, and then the integral rotating mechanism is arranged between the upper part of the upright post and the lower part of the upright post and can be fixed by welding or connected with the upper part of the upright post and the lower part of the upright post in a bolt way and the like; the rotating mechanism can also be arranged between the upper part of the upright post and the lower part of the upright post by adopting a slewing bearing; the inner ring, the outer ring and the balls of the rotating mechanism are all made of high-strength alloy steel.

Preferably, the one end of cantilever is provided with the instrument box, and the other end can be dismantled and be connected with the balancing weight.

Preferably, the weight block is connected with the cantilever through a locking bolt.

Preferably, the cantilever comprises a plurality of cantilever units, and adjacent cantilever units are detachably connected.

The cantilever adopts a plurality of cantilever unit modularization to connect, can change or maintain the cantilever unit of damage alone, can save the cost, also makes things convenient for spare parts and transportation, and the stand also can adopt the modularized mode to assemble simultaneously.

Preferably, the inner ring is arranged at the lower part of the upright post, and the outer ring is arranged at the upper part of the upright post.

Preferably, a sealing belt is further arranged between the inner ring and the outer ring.

Preferably, at least one limiting column is correspondingly arranged at each of the two ends of the rotating mechanism, and a bolt for fixing is arranged between the corresponding limiting columns.

The upper and lower limiting columns can be arranged on the rotating mechanism or on the upper portion and the lower portion of the stand column, and are used for fixing the upper and lower limiting columns through the bolt connection after the cantilever rotates to a proper position.

Preferably, the instrument box is further connected with a circulating water cooling system penetrating through the inner parts of the upright post and the cantilever.

Preferably, an air purge system is also connected to the instrument box and passes through the interior of the column and the boom.

Preferably, the instrument box is further connected with cables arranged inside the upright post and the cantilever.

The instrument box is internally provided with a detection instrument which can generate heat in the use process, a temperature detector can be arranged in the instrument box for detection so as to timely cool the detection instrument in the instrument box and prevent overhigh temperature from influencing the service life and test data of the detection instrument, and the instrument box is provided with a water inlet and a water return port which can be communicated with a circulating water cooling system; in order to prevent dust from depositing on the detection instrument, particularly a camera of a camera, an air purging system capable of cleaning is connected with the instrument box; for the sake of beauty and safety, the pipeline of the circulating water cooling system, the pipeline of the air purging system and the cable can pass through the underground and then be connected with the instrument box through the inside of the upright column and the cantilever, or the upright column is provided with a through hole for the pipeline to pass through, so that the maintenance and the overhaul can be conveniently carried out.

The utility model discloses owing to adopt above technical scheme, make it compare with prior art, have following beneficial effect:

1) the utility model provides a rotatable cantilever support, be provided with rotary mechanism between stand upper portion and stand lower part, rotary mechanism can bear great axial, radial load and overturning moment, can guarantee that the cantilever is steady in the rotatory process, avoid causing great impact to the instrumentation in the instrument box;

2) the cantilever and the upright post of the rotatable cantilever support provided by the utility model are assembled in a modularized way, so that different size requirements can be met according to actual needs, spare parts and transportation are facilitated, and meanwhile, the maintenance cost can be reduced;

3) the utility model provides a rotatable cantilever, instrument box still are connected with circulating water cooling system and air purge system, can cool down and clean to the instrumentation in the instrument box, and simple structure, operation are reliable, easy to maintain, and the artifical intensity that can significantly reduce prolongs instrumentation's life simultaneously, guarantees test data's accuracy, improves production efficiency.

Drawings

Fig. 1 is a schematic structural view of a rotatable cantilever according to the present invention;

fig. 2 is a schematic structural view of a rotating mechanism of the rotatable cantilever according to the present invention;

fig. 3 is a schematic view of the direction of the circulating water cooling system of the rotatable cantilever support of the present invention;

fig. 4 is a schematic view of the air purge system of the rotatable cantilever according to the present invention;

fig. 5 is a schematic diagram of the cable direction of the rotatable cantilever according to the present invention.

1-upright column; 101-column upper part; 102-column lower part; 103-a through hole; 2-a cantilever; 201-cantilever unit; 3-instrument box; 4-a rotating mechanism; 401-inner ring; 402-an outer ring; 403-a ball bearing; 404-a limit post; 405-a latch; 5-a balancing weight; 6-locking the bolt.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention. In the drawings, the size and relative sizes of certain features may be exaggerated for clarity.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected" and "connected" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; the term "connected" refers to a connection between two elements or an interaction between two elements, and the term is used in the present invention to be understood as a specific meaning for those skilled in the art.

In the description of the present invention, the terms "upper", "lower", "left", "right", "front", "back", and the like are used in the orientation or positional relationship shown in the drawings for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore should not be construed as limiting the present invention.

As shown in the attached drawings 1-2 of the specification, the utility model provides a rotatable cantilever support, including stand 1 and cantilever 2 arranged above stand 1, the stand 1 and the cantilever 2 are interior hollow structure, be provided with the instrument box 3 of built-in instrumentation on the cantilever 2, stand 1 includes stand upper portion 101 and stand lower part 102, be provided with rotatable rotary mechanism 4 between stand upper portion 101 and stand lower part 102, rotary mechanism 4 includes the mutual rotatable inner circle 401 and the outer lane 402 of cover, still be provided with ball 403 between inner circle 401 and the outer lane 402, inner circle 401 and outer lane 402 respectively with stand lower part 102 and stand upper portion 101 welding, stand upper portion 101 and stand lower part 102 relative one end is provided with steel welded structure, with stand upper portion 101 and stand lower part 102 as an organic whole, in order to prevent lubricating grease loss and dust entering, a sealing strip is further arranged between the inner ring 401 and the outer ring 402, the upper end and the lower end of the rotating mechanism 4 are respectively and correspondingly provided with at least one limiting column 404, and the corresponding upper limiting column 404 and the corresponding lower limiting column 404 are fixed through a bolt 405, preferably a safety pin.

Further, the one end of cantilever 2 is provided with instrument box 3, and the other end can be dismantled and be connected with balancing weight 5, and balancing weight 5 passes through locking bolt 6 and is connected with cantilever 2, and balancing weight 5 is used for balancing the moment of overturning that cantilever 2 structure brought, makes cantilever 2's focus keep at stand 1 focus within range as far as possible, cantilever 2 includes a plurality of cantilever units 201, and is adjacent can dismantle the connection between the cantilever unit 201.

As shown in the attached fig. 3-5 of the specification, in order to cool and clean the detection instrument in the instrument box 3, the instrument box 3 is further connected with a circulating water cooling system and an air purging system, at least one through hole 103 is formed in the column 1 and is used for a pipeline of the circulating water cooling system and the air purging system to pass through, the pipeline is connected with the instrument box along the insides of the column 1 and the cantilever 2, the pipeline of the circulating water cooling system is connected with a water inlet and a water return port of an instrument cooling plate to cool the detection instrument, the air purging system is connected with an instrument compressed air interface to clean the detection instrument, a cable is connected with an instrument terminal box to be in signal connection with the detection instrument, and meanwhile, the cable also passes through the insides of the column 1 and the cantilever 2, and all the pipelines and the cables are in hidden layout and are beautiful and simple.

And those not described in detail in this specification are well within the skill of those in the art.

It will be appreciated by those skilled in the art that the invention can be embodied in many other specific forms without departing from the spirit or scope of the invention. Although the embodiments of the present invention have been described, it is to be understood that the present invention should not be limited to such embodiments, and that changes and modifications can be made by one skilled in the art within the spirit and scope of the present invention as defined by the appended claims.

Claims

1. The utility model provides a rotatable cantilever support, includes stand and the cantilever of setting in the stand top, the stand with the cantilever is interior hollow structure, be provided with built-in instrumentation's instrument box on the cantilever, its characterized in that, the stand includes stand upper portion and stand lower part, be provided with rotatable rotary mechanism between stand upper portion and the stand lower part, rotary mechanism is including the mutual rotatable inner circle and the outer lane of establishing of cover, still be provided with the ball between inner circle and the outer lane.

2. The rotatable outrigger of claim 1 wherein one end of the outrigger is provided with the instrument box and the other end is detachably connected with a weight block.

3. The rotatable outrigger of claim 2 wherein the weight is connected to the outrigger by a locking bolt.

4. The rotatable outrigger of claim 1 wherein the outrigger comprises a plurality of outrigger units, with a detachable connection between adjacent outrigger units.

5. The rotatable outrigger of claim 1 wherein the inner race is disposed at the lower portion of the mast and the outer race is disposed at the upper portion of the mast.

6. The rotatable outrigger of claim 1 wherein a sealing band is further disposed between the inner and outer rings.

7. The rotatable cantilever support of claim 1, wherein at least one of the two ends of the rotation mechanism is provided with a corresponding limiting post, and a pin for fixing is provided between the corresponding limiting posts.

8. The rotatable outrigger of claim 1 wherein the instrument canister is further connected to a circulating water cooling system that passes through the column and the interior of the outrigger.

9. The rotatable outrigger of claim 1 wherein an air purge system is also connected to the instrument box through the column and the interior of the outrigger.

10. The rotatable outrigger of claim 1 wherein the instrument canister is further connected to cables disposed inside the mast and outriggers.