CN212954028U

CN212954028U - Crane for civil engineering construction

Info

Publication number: CN212954028U
Application number: CN202021285241.2U
Authority: CN
Inventors: 曹喜涛; 刘少伟; 魏霞
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-03
Filing date: 2020-07-03
Publication date: 2021-04-13
Anticipated expiration: 2030-07-03

Abstract

The utility model discloses a hoist for civil engineering construction, including supporting the board, the lower extreme left part and the lower extreme right part that support the board all are provided with a rolling device, the upper end middle part that supports the board is provided with flexible stop device, the equal fixed mounting in both sides has an arc, two around the upper end left part of supporting the board the opposite face upper portion of arc is provided with jointly rotates strutting arrangement, the equal fixed mounting in both sides has a connecting plate, two around the upper end right part of supporting the board the opposite face upper portion of connecting plate has the davit through pivot swing joint. A civil engineering is hoist for construction, utilize inside and outside atmospheric pressure of powerful sucking disc different adsorb it subaerial to prevent that the supporting board from taking place to rock, improved stability, the stopper just enters into the spacing inslot, and then plays limiting displacement to first pivot pole, prevent that the gyro wheel from rolling by oneself, further improved stability.

Description

Crane for civil engineering construction

Technical Field

The utility model relates to a hoist technical field specifically is a hoist for civil engineering construction.

Background

The crane is a multi-action hoisting machine for vertically lifting and horizontally carrying heavy objects within a certain range, which is also called a crown block, a crane and the like, and the hoisting equipment has the working characteristics of intermittent motion, namely corresponding mechanisms for taking materials, transporting, unloading and the like in one working cycle work alternately, so that the crane is more and more widely developed and used in the market, the existing crane is easy to shake during working, the stability is reduced, the potential safety hazard is improved, and meanwhile, the crane arm is more laborious to hoist the heavy objects for a long time and the service life is shortened.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hoist for civil engineering construction to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a hoist for civil engineering construction, is including supporting the board, the lower extreme left part and the lower extreme right part that support the board all are provided with a rolling device, the upper end middle part that supports the board is provided with flexible stop device, the equal fixed mounting in both sides has an arc, two around the upper end left part of supporting the board the opposite face upper portion of arc is provided with jointly rotates strutting arrangement, the equal fixed mounting in both sides has a connecting plate, two around the upper end right part of supporting the board the opposite face upper portion of connecting plate has the davit through pivot swing joint.

Preferably, the rolling device includes the fixed plate, the fixed plate is provided with two sets ofly, and the opposite face lower part of two sets of fixed plates alternates jointly and is connected with first bull stick, the surface front portion and the equal fixed mounting in surface rear portion of first bull stick have a gyro wheel, the surface middle part fixed mounting of first bull stick has the commentaries on classics board, the spacing groove has been seted up to the upper end of commentaries on classics board, fixed plate fixed connection is with rolling device and support board fixed connection both sides around the lower extreme left part of supporting the board and lower extreme right part.

Preferably, the telescopic limiting device comprises a telescopic power machine and a telescopic rod, the telescopic rod is movably connected to the output end of the telescopic power machine, a movable plate is fixedly mounted at the lower end of the telescopic rod, a limiting block is fixedly mounted on the left portion of the lower end of the movable plate and the right portion of the lower end of the movable plate, a supporting rod is fixedly mounted on the left portion of the lower end of the movable plate and the right portion of the lower end of the movable plate, a powerful suction disc is fixedly mounted at the lower ends of the two supporting rods, and the telescopic power machine is fixedly connected to the middle portion of the upper end of the supporting machine table.

Preferably, the second bull stick that the rotation support device includes, the second bull stick runs through the right-hand member upper portion and the fixed mounting of front side arc and has positive and negative motor, the surface middle part fixed mounting of second bull stick has the support swash plate, the second bull stick alternates to connect and will rotate support device and arc swing joint on the opposite face upper portion of two sets of arcs.

Preferably, the telescopic power machine is electrically connected with the telescopic rod, and the limiting block corresponds to the limiting groove.

Preferably, the upper end of the rotary supporting device is contacted with the middle part of the lower end of the suspension arm.

Compared with the prior art, the beneficial effects of the utility model are that:

1. drive powerful magnetic chuck down motion through the telescopic link, then utilize the inside and outside atmospheric pressure of powerful magnetic chuck different with its absorption subaerial to prevent that the supporting board from taking place to rock, improved stability, when the fly leaf drives the stopper down motion simultaneously, the stopper just enters into the spacing inslot, and then plays limiting displacement to first pivot, prevents that the gyro wheel from rolling by oneself, has further improved stability, reduces the potential safety hazard.

2. The supporting inclined plate is driven by the second rotating rod to rotate and is close to the suspension arm, the upper end of the supporting inclined plate is an inclined surface, so that the supporting inclined plate is just in contact with the bottom of the suspension arm, the suspension arm is supported, and part of weight of the suspension arm is borne by the supporting inclined plate, so that the effect of saving power is achieved, and the service life of the crane is prolonged.

Drawings

FIG. 1 is a schematic view of the entire construction of a crane for civil engineering construction according to the present invention;

FIG. 2 is a schematic structural view of the telescopic position-limiting device of the crane for civil engineering construction of the present invention;

FIG. 3 is a schematic view of the rolling device of the crane for civil engineering construction of the present invention;

fig. 4 is the utility model relates to a civil engineering construction crane's rotation strutting arrangement schematic structure.

In the figure: 1. supporting the machine table; 2. a rolling device; 3. a telescopic limiting device; 4. an arc-shaped plate; 5. a rotation support device; 6. a connecting plate; 7. a suspension arm; 21. a fixing plate; 22. a first rotating lever; 23. a roller; 24. rotating the plate; 25. a limiting groove; 31. a telescopic power machine; 32. a telescopic rod; 33. a movable plate; 34. a limiting block; 35. a support bar; 36. a powerful sucker; 51. a second rotating rod; 52. a positive and negative motor; 53. supporting the sloping plate.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" 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 to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or 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. 1-4, the present invention provides a technical solution: the utility model provides a hoist for civil engineering construction, including supporting board 1, the lower extreme left part and the lower extreme right part that support board 1 all are provided with a rolling device 2, the upper end middle part that supports board 1 is provided with flexible stop device 3, the equal fixed mounting in both sides has an arc 4 around the upper end left part that supports board 1, the opposite face upper portion of two arcs 4 is provided with jointly rotates strutting arrangement 5, the equal fixed mounting in both sides has a connecting plate 6 around the upper end right part that supports board 1, there is davit 7 on the opposite face upper portion of two connecting plates 6 through pivot swing joint.

The rolling device 2 comprises fixing plates 21, two groups of fixing plates 21 are arranged, the lower parts of opposite surfaces of the two groups of fixing plates 21 are jointly and alternately connected with first rotating rods 22 in an inserting mode, rollers 23 are fixedly arranged on the front parts and the rear parts of the outer surfaces of the first rotating rods 22, the rollers 23 are arranged to facilitate movement of the crane, rotating plates 24 are fixedly arranged in the middle parts of the outer surfaces of the first rotating rods 22, limiting grooves 25 are formed in the upper ends of the rotating plates 24, the limiting grooves 25 are matched with limiting blocks 34 to limit the first rotating rods 22, the rollers 23 are further prevented from rolling, stability is improved, the fixing plates 21 are fixedly connected to the front and rear sides of the left part of the lower end of the supporting machine table 1 and the front and rear sides of; the telescopic limiting device 3 comprises a telescopic power machine 31 and a telescopic rod 32, the telescopic power machine 31 is a power machine which can enable the telescopic rod 32 to be in a telescopic and extension state, the telescopic rod 32 is movably connected to the output end of the telescopic power machine 31, a movable plate 33 is fixedly installed at the lower end of the telescopic rod 32, a limiting block 34 is fixedly installed at each of the left part and the right part of the lower end of the movable plate 33, a supporting rod 35 is fixedly installed at each of the left part and the right part of the lower end of the movable plate 33, a powerful suction cup 36 is fixedly installed at the lower ends of the two supporting rods 35, the powerful suction cups 36 are adsorbed on the ground so as to prevent the crane from deviating in position during working, safety is improved, and the telescopic power machine 31 is fixedly connected to the middle; the rotary supporting device 5 comprises a second rotary rod 51, the second rotary rod 51 penetrates through the upper part of the right end of the front side arc-shaped plate 4 and is fixedly provided with a positive-negative motor 52, the middle part of the outer surface of the second rotary rod 51 is fixedly provided with a supporting inclined plate 53, the supporting inclined plate 53 plays a supporting role for the suspension arm 7, and the second rotary rod 51 is penetrated and connected on the upper parts of the opposite surfaces of the two groups of arc-shaped plates 4 to movably connect the rotary supporting device 5 and the arc-shaped plates 4; the telescopic power machine 31 is electrically connected with the telescopic rod 32, and the limit block 34 corresponds to the limit groove 25; the upper end of the rotary supporting device 5 is contacted with the middle part of the lower end of the suspension arm 7.

It should be noted that, the utility model relates to a crane for civil engineering construction, which drives the telescopic rod 32 to extend and retract by the retractable power machine 31, so that the movable plate 33 is driven to move downwards when the telescopic rod 32 is extended, and further the support rods 35 on both sides are driven to move downwards, and the strong suction cup 36 is driven to move downwards, and then the strong suction cup 36 is adsorbed on the ground by using the difference of the internal and external air pressures of the strong suction cup 36, so as to prevent the support machine 1 from shaking, thereby improving the stability, meanwhile, because the spacing groove 25 and the spacing block 34 are positioned on the same vertical line, when the movable plate 33 drives the spacing block 34 to move downwards, the spacing block 34 just enters the spacing groove 25, and further limiting the first rotating rod 22, preventing the roller 23 from rolling by itself, further improving the stability, reducing the potential safety hazard, and driving the second rotating rod 51 to rotate clockwise by the, thereby drive support swash plate 53 and be close to davit 7 when rotating around second bull stick 51 clockwise, because the upper end of supporting swash plate 53 is the inclined plane to make support swash plate 53 just contact with the bottom of davit 7, and then play the supporting role to davit 7, undertake a part weight of davit 7 through supporting swash plate 53, thereby play the effect of economizing on labor, prolong the life of hoist.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a hoist for civil engineering construction, includes support board (1), its characterized in that: the lower extreme left part and the lower extreme right part of supporting board (1) all are provided with one rolling device (2), the upper end middle part of supporting board (1) is provided with flexible stop device (3), the equal fixed mounting in both sides has an arc (4), two around the upper end left part of supporting board (1) the opposite face upper portion of arc (4) is provided with jointly rotates strutting arrangement (5), the equal fixed mounting in both sides has a connecting plate (6), two around the upper end right part of supporting board (1) the opposite face upper portion of connecting plate (6) has davit (7) through pivot swing joint.

2. The crane for civil engineering construction according to claim 1, wherein: rolling device (2) are including fixed plate (21), fixed plate (21) are provided with two sets ofly, and the opposite face lower part of two sets of fixed plates (21) alternates jointly and be connected with first bull stick (22), the surface front portion and the equal fixed mounting in surface rear portion of first bull stick (22) have a gyro wheel (23), the fixed mounting in surface middle part of first bull stick (22) has commentaries on classics board (24), spacing groove (25) have been seted up to the upper end of commentaries on classics board (24), both sides are with rolling device (2) and support board (1) fixed connection around both sides and the lower extreme right part around fixed connection supports the lower extreme left part of board (1).

3. The crane for civil engineering construction according to claim 1, wherein: the telescopic limiting device (3) comprises a telescopic power machine (31) and a telescopic rod (32), the telescopic rod (32) is movably connected to the output end of the telescopic power machine (31), a movable plate (33) is fixedly mounted at the lower end of the telescopic rod (32), a limiting block (34) is fixedly mounted on the left portion of the lower end of the movable plate (33) and the right portion of the lower end of the movable plate (33), a supporting rod (35) is fixedly mounted on the left portion of the lower end of the movable plate (33) and the right portion of the lower end of the movable plate (33), a powerful suction cup (36) is fixedly mounted at the lower end of each of the two supporting rods (35), and the telescopic power machine (31) is fixedly connected to the middle portion of the upper end of the supporting machine table (.

4. The crane for civil engineering construction according to claim 1, wherein: second bull stick (51) that rotation strutting arrangement (5) included, right-hand member upper portion and the fixed mounting that second bull stick (51) run through front side arc (4) have positive and negative motor (52), the surface middle part fixed mounting of second bull stick (51) has support swash plate (53), second bull stick (51) alternate to connect and will rotate strutting arrangement (5) and arc (4) swing joint in the opposite face upper portion of two sets of arcs (4).

5. The crane for civil engineering construction according to claim 3, wherein: the telescopic power machine (31) is electrically connected with the telescopic rod (32), and the limiting block (34) corresponds to the limiting groove (25).

6. The crane for civil engineering construction according to claim 1, wherein: the upper end of the rotary supporting device (5) is contacted with the middle part of the lower end of the suspension arm (7).