CN213387556U - Spring buffer device of tubular pile crane - Google Patents

Abstract

The utility model discloses a tubular pile crane's spring buffer, including the machine roof beam, the lower extreme front portion and the lower extreme rear portion of machine roof beam all are provided with a strutting arrangement, two strutting arrangement's inner chamber lower part all is provided with a buffer, two a through-hole, two have all been seted up at strutting arrangement's right-hand member middle part the equal fixed mounting in strutting arrangement's right-hand member middle part has a U-shaped frame, two the common fixed mounting in opposite face right part of U-shaped frame has the connecting plate, the right-hand member middle part of connecting plate is provided with flexible stop device. A tubular pile crane's spring buffer, the telescopic link drives the spliced pole simultaneously and makes the limiting plate move left in step when moving left, until the limiting plate contacts the surface of tubular pile to play limiting displacement to the tubular pile better through limiting plate cooperation backup pad, prevent that the tubular pile from taking place to rock when lifting by crane, improve stability, reduced the potential safety hazard.

Description

Spring buffer device of tubular pile crane

Technical Field

The utility model relates to a hoist technical field specifically is a tubular pile hoist's spring buffer.

Background

The crane refers to a multi-action crane for vertically lifting and horizontally carrying heavy objects within a certain range. The crane is also called a crown block, a crane and some working characteristics of hoisting equipment are intermittent motion, namely corresponding mechanisms for taking materials, transporting, unloading and the like in one working cycle work alternately, the crane is developed and used more and more widely in the market, the crane does not need supporting legs to hoist and the hoisting weight is not used, so that accidents often occur, the running speed is higher than that of a crawler crane (crawler crane), when the existing crane hoists a tubular pile, the tubular pile is easy to shake, the stability is reduced, the potential safety hazard is improved, and meanwhile, the impact force is larger when the tubular pile is put down, and the crane is easy to damage.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a tubular pile crane's spring buffer to solve the problem that proposes among 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 tubular pile crane's spring buffer, includes the machine roof beam, the lower extreme front portion and the lower extreme rear portion of machine roof beam all are provided with a strutting arrangement, two strutting arrangement's inner chamber lower part all is provided with a buffer, two a through-hole, two have all been seted up at strutting arrangement's right-hand member middle part the equal fixed mounting in strutting arrangement's right-hand member middle part has a U-shaped frame, two the common fixed mounting in opposite face right part of U-shaped frame has the connecting plate, the right-hand member middle part of connecting plate is provided with flexible stop device.

Preferably, the supporting device comprises a supporting plate, a trapezoidal plate is fixedly mounted at the lower end of the supporting plate, a limiting groove is formed in the front end of the supporting plate, and the supporting plate is fixedly connected with the supporting device and the machine beam at the front part and the rear part of the lower end of the machine beam.

Preferably, the buffer device comprises a placing plate, a limiting rod is fixedly mounted on the left portion of the lower end of the placing plate and the right portion of the lower end of the placing plate, a spring is fixedly mounted on the left portion of the lower end of the placing plate and the right portion of the lower end of the placing plate, and the buffer device and the supporting device are movably connected together through the placing plate and the supporting plate movably connected to the lower portion of the inner cavity of the supporting device.

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 transverse plate is fixedly mounted at the left end of the telescopic rod, a connecting column is fixedly mounted at the front part of the left end of the transverse plate and the rear part of the left end of the transverse plate, a limiting plate is fixedly mounted at the left ends of the two connecting columns, and the telescopic power machine is fixedly connected to the middle part of the right end of the connecting plate to fixedly connect the telescopic limiting device and the connecting plate.

Preferably, the telescopic power machine is electrically connected with the telescopic rod, and the middle parts of the two connecting columns are positioned in the through holes.

Preferably, the limiting plate is positioned in the inner cavity of the supporting device, and the limiting plate and the supporting device are kept in a parallel position relation.

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

1. lie in two sets of spacing inslots with the both ends of tubular pile, inner chamber through setting up the backup pad plays limiting displacement to the tubular pile, flexible engine drives the telescopic link simultaneously and stretches out and draws back, thereby promote the diaphragm and turn left the motion when making the telescopic link extension, and then drive the spliced pole and turn left the motion in step and make the limiting plate turn left the motion, until the limiting plate contacts the surface of tubular pile, thereby play limiting displacement to the tubular pile through the limiting plate cooperation backup pad is better, prevent that the tubular pile from taking place to rock when lifting by crane, and stability is improved, and potential safety hazard is reduced.

2. When the crane puts down the tubular pile, place the board this moment and play supporting role and down the motion, the spring receives the pressure of tubular pile and is in compression state, has dynamic elastic characteristic through the spring to play the cushioning effect to the tubular pile, the impact force when reducing the tubular pile and descending plays the guard action to the crane.

Drawings

Fig. 1 is a schematic view of the overall structure of a spring buffering device of a tubular pile crane according to the present invention;

fig. 2 is a schematic structural view of a telescopic limiting device of a spring buffering device of a tubular pile crane of the present invention;

fig. 3 is a schematic structural view of a supporting device of a spring buffering device of a tubular pile crane according to the present invention;

fig. 4 is the utility model relates to a tubular pile crane's spring buffer's buffer structure sketch map.

In the figure: 1. a machine beam; 2. a support device; 3. a buffer device; 4. a through hole; 5. a U-shaped frame; 6. a connecting plate; 7. a telescopic limiting device; 21. a support plate; 22. a trapezoidal plate; 23. a limiting groove; 31. placing the plate; 32. a limiting rod; 33. a spring; 71. a telescopic power machine; 72. a telescopic rod; 73. a transverse plate; 74. connecting columns; 75. and a limiting 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 tubular pile crane's spring buffer, including machine roof beam 1, the lower extreme front portion and the lower extreme rear portion of machine roof beam 1 all are provided with a strutting arrangement 2, two strutting arrangement 2's inner chamber lower part all is provided with a buffer 3, a through-hole 4 has all been seted up at two strutting arrangement 2's right-hand member middle parts, two strutting arrangement 2's the equal fixed mounting in right-hand member middle part has a U-shaped frame 5, the common fixed mounting in opposite face right part of two U-shaped frames 5 has connecting plate 6, the right-hand member middle part of connecting plate 6 is provided with flexible stop device 7.

The supporting device 2 comprises supporting plates 21, the supporting plates 21 play a supporting role, trapezoidal plates 22 are fixedly mounted at the lower ends of the supporting plates 21, the trapezoidal plates 22 are arranged to improve stability, limiting grooves 23 are formed in the front ends of the supporting plates 21, and the supporting plates 21 are fixedly connected to the front portions of the lower ends and the rear portions of the lower ends of the machine beams 1 to fixedly connect the supporting device 2 and the machine beams 1; the buffer device 3 comprises a placing plate 31, a limiting rod 32 is fixedly arranged on the left part and the right part of the lower end of the placing plate 31, the limiting rod 32 has a limiting effect on the placing plate 31, a spring 33 is fixedly arranged on the left part and the right part of the lower end of the placing plate 31, the spring 33 has a buffering and damping effect, and the placing plate 31 is movably connected with the lower part of the inner cavity of the supporting device 2 to movably connect the buffer device 3 and the supporting device 2 together; the telescopic limiting device 7 comprises a telescopic power machine 71 and a telescopic rod 72, the telescopic power machine 71 is a power machine which can enable the telescopic rod 72 to be in a telescopic and extension state, the telescopic rod 72 is movably connected to the output end of the telescopic power machine 71, a transverse plate 73 is fixedly installed at the left end of the telescopic rod 72, a connecting column 74 is fixedly installed at the front part of the left end and the rear part of the left end of the transverse plate 73, a limiting plate 75 is fixedly installed at the left ends of the two connecting columns 74, the limiting plate 75 plays a limiting role in limiting the pipe pile, and the telescopic power machine 71 is fixedly connected to the middle part of the right end of the connecting; the telescopic power machine 71 and the telescopic rod 72 are electrically connected, and the middle parts of the two connecting columns 74 are positioned in the through hole 4; the retainer plate 75 is located within the interior cavity of the support device 2, and the retainer plate 75 and the support device 2 are maintained in a parallel positional relationship.

It should be noted that the utility model relates to a spring buffering device of tubular pile crane, locate the both ends of tubular pile in two sets of spacing grooves 23, play limiting displacement to the tubular pile through the inner chamber that sets up backup pad 21, flexible engine 71 drives telescopic link 72 to stretch out and draw back simultaneously, thereby make telescopic link 72 promote diaphragm 73 to move to the left when extending, and then make limiting plate 75 move to the left synchronously when driving spliced pole 74 to move to the left, until limiting plate 75 contacts the surface of tubular pile, thereby cooperate the better limiting displacement to the tubular pile of backup pad 21 to play the limiting displacement through limiting plate 75, prevent the tubular pile from rocking when lifting, improve stability, have reduced the potential safety hazard; when the crane puts down the tubular pile, the placing plate 31 plays a supporting role and moves downwards, the spring 33 is in a compression state under the pressure of the tubular pile, and the spring 33 has dynamic elastic characteristics, so that the tubular pile is buffered, the impact force of the tubular pile during falling is reduced, and the crane is protected.

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 (6)

1. The utility model provides a tubular pile crane's spring buffer, includes machine roof beam (1), its characterized in that: the lower extreme front portion and the lower extreme rear portion of quick-witted roof beam (1) all are provided with one strutting arrangement (2), two the inner chamber lower part of strutting arrangement (2) all is provided with one buffer (3), two a through-hole (4), two have all been seted up at the right-hand member middle part of strutting arrangement (2) the equal fixed mounting in right-hand member middle part of strutting arrangement (2) has one U-shaped frame (5), two the common fixed mounting in opposite face right part of U-shaped frame (5) has connecting plate (6), the right-hand member middle part of connecting plate (6) is provided with flexible stop device (7).

2. The spring buffer device of a pipe pile crane according to claim 1, characterized in that: strutting arrangement (2) include backup pad (21), the equal fixed mounting of lower extreme of backup pad (21) has a trapezoidal plate (22), spacing groove (23) have been seted up to the front end of backup pad (21), backup pad (21) fixed connection is anterior with lower extreme rear portion with strutting arrangement (2) and quick-witted roof beam (1) fixed connection at the lower extreme of quick-witted roof beam (1).

3. The spring buffer device of a pipe pile crane according to claim 1, characterized in that: buffer (3) including placing board (31), the equal fixed mounting of lower extreme left part and the lower extreme right part of placing board (31) has a gag lever post (32), the equal fixed mounting of lower extreme left part and the lower extreme right part of placing board (31) has a spring (33), place board (31) swing joint and be in the same place buffer (3) and strutting arrangement (2) swing joint in the inner chamber lower part of strutting arrangement (2).

4. The spring buffer device of a pipe pile crane according to claim 1, characterized in that: the telescopic limiting device (7) comprises a telescopic power machine (71) and a telescopic rod (72), the telescopic rod (72) is movably connected to the output end of the telescopic power machine (71), a transverse plate (73) is fixedly mounted at the left end of the telescopic rod (72), a connecting column (74) is fixedly mounted at the front part of the left end and the rear part of the left end of the transverse plate (73), a limiting plate (75) is fixedly mounted at the left end of each connecting column (74), and the telescopic power machine (71) is fixedly connected to the middle part of the right end of the connecting plate (6) to fixedly connect the telescopic limiting device (7) with the connecting plate (6).

5. The spring buffering device of a pipe pile crane according to claim 4, wherein: the telescopic power machine (71) is electrically connected with the telescopic rod (72), and the middle parts of the two connecting columns (74) are positioned in the through hole (4).

6. The spring buffering device of a pipe pile crane according to claim 4, wherein: the limiting plate (75) is positioned in the inner cavity of the supporting device (2), and the limiting plate (75) and the supporting device (2) keep a parallel position relation.

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