CN217377122U

CN217377122U - Counter weight structure, revolving stage assembly and operation machinery

Info

Publication number: CN217377122U
Application number: CN202220991795.7U
Authority: CN
Inventors: 杨凯波
Original assignee: Hunan Sany Medium Lifting Machinery Co Ltd
Current assignee: Hunan Sany Medium Lifting Machinery Co Ltd
Priority date: 2022-04-26
Filing date: 2022-04-26
Publication date: 2022-09-06
Anticipated expiration: 2032-04-26

Abstract

The utility model relates to an operation machinery additional structure technical field provides a counter weight structure, revolving stage assembly and operation machinery. This counter weight structure includes: the support module is arranged at the top of a hoisting box of the operation machine and is provided with a plurality of mounting positions; the counterweight module is detachably connected to any one of the mounting positions. Through setting up the support module at the top of hoist case to set up the installation position of a plurality of different positions on the support module, each installation position can be used for realizing shifting of counter weight structure. Specifically, the counterweight module is detachably connected to the mounting position of the bracket module, and the counterweight module is connected to different mounting positions, so that the gravity center of the operation machine can be changed by changing the position of the counterweight module. Because the counterweight module is detachably connected with the bracket module, the structure is simple, the requirements on manufacturing and assembling precision are low, and the manufacturing cost is reduced.

Description

Counter weight structure, revolving stage assembly and operation machinery

Technical Field

The utility model relates to an operation machinery additional structure technical field especially relates to a counter weight structure, revolving stage assembly and operation machinery.

Background

In the field of working machines, a counterweight structure is an important component, for example, on a rotating platform of a crane, the counterweight has a balancing function and can affect the stability of the crane operation. The counterweight is generally installed on a hoisting box of the rotary table, and the performance of the crane is limited by a fixed counterweight structure, so that the gravity center of the working machine needs to be changed by changing the position of the counterweight, and the performance of the crane is improved.

The counterweight structure that shifts that uses always at present is mainly guide rail type, through set up along the guide rail of horizontal direction on the hoist case, hangs the counter weight on the guide rail, makes the counter weight can follow the guide rail and removes. The device has the advantages of complex structure, high requirements on manufacturing and assembling precision and increased manufacturing cost.

SUMMERY OF THE UTILITY MODEL

The utility model provides a counter weight structure, revolving stage assembly and operation machinery for the structure of counter weight structure is complicated among the solution prior art, and manufacturing and assembly required precision are all higher, defect that manufacturing cost is high. The utility model has the advantages of simple structure, it is all lower to make and assemble the required precision, can reduce manufacturing cost.

The utility model provides a counterweight structure, include:

the support module is arranged at the top of a hoisting box of the working machine and is provided with a plurality of mounting positions;

the counterweight module is detachably connected to any one of the mounting positions.

According to the utility model provides a pair of counter weight structure, the support module includes at least a pair of support unit, every have at least one on the support unit the installation position, every the support unit includes a pair of mounting panel, and every the installation position forms a pair of between the mounting panel.

According to the utility model provides a pair of counterweight structure, counterweight module includes:

a balancing weight;

the first ends of the pair of oil cylinders are connected to any pair of the mounting positions, and the second ends of the pair of oil cylinders are connected with the balancing weight.

According to the utility model provides a pair of counter weight structure, every the installation position is by a pair of first through-hole on the mounting panel constitutes.

According to the utility model provides a pair of counter weight structure, every the first serving of hydro-cylinder is equipped with a pair ofly the second through-hole that first through-hole corresponds, first through-hole with can dismantle the connection through the pin between the second through-hole.

According to the utility model provides a pair of counter weight structure, the balancing weight includes that end counter weight and symmetry set up a pair of side counter weight of end counter weight both sides, the hydro-cylinder is connected on the end counter weight, and two between the side counter weight.

According to the utility model provides a pair of counter weight structure, be equipped with on the end counter weight with a pair of the hangers that the hydro-cylinder matches, and the hydro-cylinder with the connection can be dismantled through the pin to the hangers.

The utility model also provides a turntable assembly, which comprises a turntable body, a winch box and any one of the counterweight structures,

the hoisting box is arranged at the rear part of the rotary table body, and the support module in the counterweight structure is arranged at the top of the hoisting box.

According to the utility model, the hoisting box comprises a box body, a hoisting machine arranged in the box body and a top plate arranged at the top of the box body,

the support module is arranged on the top plate, a plurality of pairs of mounting holes are formed in the top plate, and each pair of mounting holes and each pair of mounting positions are correspondingly arranged.

The utility model also provides an operation machine, including any kind of counter weight structure of the aforesaid or any kind of revolving stage assembly of the aforesaid.

The utility model provides a counterweight structure is through setting up the support module at the top of hoist case to set up the installation position of a plurality of different positions on the support module, each installation position can be used for realizing shifting of counterweight structure. Specifically, the counterweight module is detachably connected to the mounting position of the bracket module, and the counterweight module is connected to different mounting positions, so that the gravity center of the operation machine can be changed by changing the position of the counterweight module. Because the counterweight module is detachably connected with the bracket module, the structure is simple, the requirements on manufacturing and assembling precision are low, and the manufacturing cost is reduced.

The embodiment of the utility model provides an among revolving stage assembly and the operation machinery, owing to applied as above the counter weight structure, consequently possess like above each item advantage, no longer describe herein.

Additional aspects and advantages of embodiments of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of embodiments of the invention.

Drawings

In order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a counterweight structure applied in a turntable assembly;

fig. 2 is a schematic structural view of a support plate in the counterweight structure provided by the present invention;

fig. 3 is a schematic structural diagram of an oil cylinder in the counterweight structure provided by the present invention;

fig. 4 is a schematic structural diagram of a counterweight block in the counterweight structure provided by the present invention;

fig. 5 is a schematic structural view of a turntable assembly provided by the present invention;

reference numerals:

1: a counterweight structure;

11: a rack module; 111: an installation position; 112: a holder unit; 113: a mounting plate;

12: a counterweight module; 121: a counterweight block; 122: an oil cylinder; 123: a second through hole; 124: a bottom counterweight; 125: a side counterweight; 126: hanging a lug; 127: a third through hole;

2: a hoisting box; 21: a top plate; 211: mounting holes;

3: a turntable body.

Detailed Description

To make the objects, technical solutions and advantages of the present invention clearer, the drawings of the present invention are combined to clearly and completely describe the technical solutions of the present invention, and obviously, the described embodiments are 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 efforts belong to the protection scope of the present invention.

In the description of the embodiments of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "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 describing the embodiments of the present invention and simplifying the 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 embodiments of the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the embodiments of the present invention can be understood in specific cases by those skilled in the art.

In embodiments of the invention, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of an embodiment of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Moreover, various embodiments or examples and features of various embodiments or examples described in this specification can be combined and combined by one skilled in the art without being mutually inconsistent.

While the embodiments of the present invention will be described with reference to fig. 1 to 5, it should be understood that the following is only an exemplary embodiment of the present invention and does not limit the present invention in any way.

Fig. 1 is a schematic structural diagram of a counterweight structure 1 according to the present invention. This counterweight structure 1 includes: a cradle module 11 and a counterweight module 12. Specifically, the rack module 11 is disposed on the top of the hoisting box 2 of the working machine, and the rack module 11 is provided with a plurality of mounting locations 111. Each mounting location 111 can mount a weight module 12, and the weight module 12 is detachably connected to the mounting location 111, that is, the weight module 12 is detachably connected to any one of the mounting locations 111.

In the counterweight structure 1 provided in the above embodiment, the bracket module 11 may be provided in cooperation with the hoist case 2 of the working machine. Specifically, the top of the hoisting box 2 may have a top plate 21, and the support module 11 may be disposed on the top plate 21, or may be disposed on another structure on the top of the hoisting box 2, which is not particularly limited in this embodiment. The cradle module 11 can provide a plurality of different mounting locations 111 for the weight module 12, and can change the horizontal position of the weight module 12 when the weight module 12 is mounted on different mounting locations 111.

Wherein, installation position 111 refers to: the rack module 11 has a location for connecting the weight module 12, the location having a structure capable of connecting with the weight module 12, and a mounting location 111 corresponding to a connecting end of the weight module 12. The form of the mounting position 111 may be designed based on the requirement, for example, a through hole, a hook, a buckle, or the like, and the specific form of the mounting position 111 is not particularly limited in this embodiment. Any form of mounting location 111 capable of removably attaching a weight module 12 other than the through-holes, hooks, or snaps described above is within the scope of the present invention. The following embodiments will be described by taking the mounting position 111 as a through hole.

In the above embodiment, the counterweight module 12 is configured to ensure that the working machine has a stable working state based on its own weight, and the weight of the counterweight module 12 may be configured according to the model or working requirement of the working machine, which is not limited in this embodiment.

When the counterweight module 12 needs to be displaced, the gravity center of the counterweight module 12 is lowered first, so that the bottom of the counterweight module 12 contacts the plane of the frame of the working machine or other fixed planes, and then the connection between the counterweight module 12 and the connected mounting position 111 is detached, so that the counterweight module 12 is detached. Further, the counterweight module 12 may be made to correspond to the mounting site 111 to be connected by changing the relative position between the counterweight module 12 and the mounting site 111, and then the counterweight module 12 and the mounting site 111 may be connected.

Based on the above steps, it is possible to change the center of gravity of the work machine by changing the position of the counterweight module 12. Because the counterweight module 12 and the bracket module 11 are detachably connected, the structure is simple, the requirements on manufacturing and assembling precision are low, and the manufacturing cost is reduced.

In a further embodiment, at least one pair of rack units 112 is included in the rack module 11. The bracket units 112 are arranged in pairs, so that the installed counterweight modules 12 can be stable. On each rack unit 112, there is at least one mounting site 111, and since the rack units 112 are arranged in pairs, the mounting sites 111 are also arranged in pairs. Wherein each rack unit 112 includes a pair of rack plates 113 (see fig. 2), and each mounting location 111 is formed between the pair of rack plates 113.

Specifically, if the number of the rack units 112 is one pair, each rack unit 112 is provided with a plurality of mounting positions 111, so that the number of the mounting positions 111 is multiple pairs. If the number of the rack units 112 is multiple pairs, at least one mounting position 111 is provided on each rack unit 112, so that the number of the mounting positions 111 is multiple pairs. The number of the rack units 112 is not limited in this embodiment, as long as the number of the mounting positions 111 is ensured to be a plurality of pairs.

In addition, in an embodiment of the present invention, two frame units 112 of any pair of frame units 112 are disposed along the lateral symmetry of the hoisting box 2 in the working machine. The arrangement can ensure that the stress on the hoisting box 2 is balanced when the counterweight module 12 is connected, so as to keep the balance and stability of the operation machine in the working process. Correspondingly, on each carrier unit 112, the respective mounting locations 111 are arranged at intervals in the longitudinal direction of the work machine, so that by mounting the counterweight modules 12 on different mounting locations 111, the centre of gravity of the work machine is changed.

In another embodiment of the present invention, the rack module 11 includes at least one rack unit 112, and the rack units 112 are not provided in pairs. The respective bracket units 112 are arranged at intervals in the longitudinal direction of the working machine, the plurality of mounting positions 111 are provided on the bracket module 11, and the counterweight module 12 can be mounted on any one of the mounting positions 111 to realize displacement of the counterweight module 12, thereby changing the center of gravity of the working machine.

In an embodiment of the present invention, for example, the number of the rack units 112 may be set to one, and each rack unit 112 is provided with a plurality of mounting positions 111. In another embodiment of the present invention, for example, the number of the rack units 112 may be set to be plural, and at least one mounting position 111 is provided on each rack unit 112. The number of the holder units 112 is not limited in this embodiment, as long as the installation position 111 is ensured to allow the weight module 12 to be displaced.

The utility model discloses an in each embodiment, counter weight module 12 can be that liftable ground sets up, consequently, counter weight module 12's vertical position also can change as required to can change counter weight module 12's focus, and then improve the performance of operation machinery.

Specifically, in the embodiments of the present invention, the counterweight module 12 includes: a counterweight 121 and a pair of cylinders 122. Wherein, the first end of these pair of hydro-cylinders 122 is connected on arbitrary pair of installation position 111 to the balancing weight 121 is connected to the second end, thereby through these a pair of hydro-cylinders 122, hang the balancing weight 121 on a pair of installation position 111, through the flexible of hydro-cylinder 122, can realize the lift of balancing weight 121. One of the mounting locations 111 corresponds to one of the cylinders 122 of the counterweight module 12, and the cylinder 122 may be a hydraulic cylinder.

In a further embodiment, each mounting location 111 is formed by a pair of first through holes on a pair of bracket plates 113, and the through holes are conveniently machined and can bear large acting force. Correspondingly, the top of the oil cylinder 122 is also provided with a connecting structure matching with the first through hole, for example, a through hole or a hook, and the embodiment does not specifically limit the specific form of the connecting structure. Any form of connection structure capable of detachably connecting the mounting portion 111 other than the above-described through hole or hook is included in the scope of the present invention.

In a further embodiment, referring to fig. 3, the connection structure of the cylinder 122 matching with the first through hole is a second through hole 123. Specifically, a second through hole 123 corresponding to the pair of first through holes is formed in the first end of the oil cylinder 122, and the first through hole and the second through hole 123 are detachably connected through a pin.

In the specific embodiment, each mounting position 111 is formed by a pair of first through holes on a pair of bracket plates 113. Accordingly, the first end of the oil cylinder 122 may be inserted between the two bracket plates 113, thereby sandwiching the second through-hole 123 between the two first through-holes. After aligning first through-hole and second through-hole 123, pass first through-hole and second through-hole 123 with the pin to through the pin with the demountable connection of mounting panel 113 and hydro-cylinder 122, this kind of connection structure is convenient for the dismouting, and is firm durable.

Further, referring to fig. 4, in one embodiment of the present invention, the weight block 121 is composed of a bottom weight 124 and a pair of side weights 125. The pair of side weights 125 are symmetrically disposed on both sides of the bottom weight 124 to form a concave structure. Correspondingly, the cylinder 122 is connected in a female configuration, specifically, the cylinder 122 is connected to the bottom counterweight 124, and between the two side counterweights 125.

The counterweight 121 structure provided by the above embodiment can be matched with the structure that the support module 11 is arranged at the top of the hoisting box 2, so that the limit height which can be reached by the gravity center of the counterweight 121 is improved. Specifically, the oil cylinder 122 can drive the counterweight 121 to lift, and in a state of lifting the counterweight 121 to the highest position, a part of the counterweight 121 is located on the side surface of the hoisting box 2. Compared with the situation that the counterweight 121 is integrally arranged at the bottom of the hoisting box 2, the limit height which can be reached by the gravity center of the counterweight 121 is improved through the structure, so that the adjustment can be carried out as required.

In a specific embodiment, the bottom counterweight 124 in the above embodiment is provided with a pair of hanging lugs 126, and the pair of hanging lugs 126 is matched with the oil cylinder 122. That is, the oil cylinder 122 also has a third through hole 127 matched with the hanging lug 126, and the oil cylinder 122 and the hanging lug 126 are detachably connected by a pin.

Furthermore, the axial direction of the third through hole 127 is perpendicular to the axial direction of the second through hole 123, so that the connection stability of the oil cylinder 122 can be enhanced.

On the other hand, please refer to fig. 5, an embodiment of the present invention further provides a turntable assembly, which includes a turntable body 3, a hoisting box 2 and any one of the counterweight structures 1. Specifically, in the above-described turntable assembly, the hoist case 2 is provided at the rear portion of the turntable body 3, and the support module 11 in the counterweight structure 1 is provided at the top portion of the hoist case 2.

In one embodiment of the present invention, the hoisting box 2 in the turntable assembly comprises a box body, a hoisting machine and a top plate 21. Wherein, the hoist is arranged in the box body, and the top plate 21 is arranged at the top of the box body.

Based on the structure of the above embodiment, in a specific embodiment, the rack module 11 is disposed on the top plate 21, and a plurality of pairs of mounting holes 211 are formed on the top plate 21. Each pair of mounting holes 211 is provided corresponding to each pair of mounting locations 111, in other words, each mounting hole 211 corresponds to one mounting location 111. The mounting holes 211 in the top plate 21 are located to protrude laterally beyond the side walls of the cabinet so that, in use, portions of the structure of the weight module 12 pass through the mounting holes 211 and are connected to the mounting locations 111.

Based on the structure of the above embodiment, in another specific embodiment, the rack module 11 is disposed on the lower side of the top plate 21.

The utility model also provides a working machine, in an embodiment, this working machine includes any kind of counter weight structure 1 of above-mentioned. In particular, the work machine may comprise a counterweight structure 1, a frame or the like. Wherein, counter weight structure 1 sets up on the frame.

In another embodiment, the working machine comprises any of the above-mentioned turret assemblies, and in particular, the working machine further comprises a frame or the like, on which the turret assembly is arranged.

The present embodiment does not limit the specific form of the work machine. Any form of work machine that can require a counterweight structure 1 or a turntable assembly other than the specific form of work machine described above is within the scope of the present invention.

In particular embodiments, the work machine may be a variety of types of equipment, such as a crane, an aerial lift truck, a loader, a truck, and the like.

It should be noted that the utility model provides a counterweight structure 1 is through setting up support module 11 at the top of hoist case 2 to set up the installation position 111 of a plurality of different positions on support module 11, each installation position 111 can be used for realizing counterweight structure 1's the shifting. Specifically, the counterweight module 12 is detachably connected to the mounting position 111 of the support module 11, and by connecting the counterweight module 12 to different mounting positions 111, the gravity center of the working machine can be changed by changing the position of the counterweight module 12. The counterweight structure 1 is simple in structure, low in manufacturing and assembling precision requirements, and low in manufacturing cost. Furthermore, the counterweight module 12 is detachably connected to the mounting position 111 through a through hole and a pin matched structure, so that the counterweight module is convenient to disassemble and assemble, and is stable and durable. Still further, the weight member 121 is composed of a bottom weight 124 and a pair of side weights 125, and the center of gravity of the weight member 121 can be increased, thereby providing a structure for adjusting the height of the center of gravity of the weight member 121 as needed.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. A counterweight structure, comprising:

2. The counterweight structure of claim 1 wherein said brace module includes at least a pair of brace units, each of said brace units having at least one of said mounting locations thereon, each of said brace units including a pair of brace plates, and each of said mounting locations being formed between a pair of said brace plates.

3. The counterweight structure of claim 2 wherein said counterweight module comprises:

a balancing weight;

4. The counterweight structure as claimed in claim 3, wherein each of said mounting positions is constituted by a pair of first through holes of a pair of said leg plates.

5. The counterweight structure according to claim 4, wherein a second through hole corresponding to the pair of first through holes is formed in the first end of each cylinder, and the first through holes and the second through holes are detachably connected through pins.

6. The counterweight structure of claim 5 wherein said counterweight includes a bottom counterweight and a pair of side counterweights symmetrically disposed on opposite sides of said bottom counterweight, said cylinder being connected to said bottom counterweight and between said side counterweights.

7. The counterweight structure of claim 6 wherein said bottom counterweight has lugs that mate with a pair of said cylinders, and said cylinders are removably connected to said lugs by pins.

8. A turntable assembly comprising a turntable body, a hoisting box and a counterweight structure as claimed in any one of claims 1 to 7,

9. The turret assembly of claim 8, wherein the winch includes a housing, a winch disposed in the housing, and a roof disposed at a top of the housing,

10. A work machine comprising a counterweight structure according to any one of claims 1 to 7 or a turret assembly according to claim 8 or 9.