CN115180535A - Counterweight tray of super-lift trolley, mounting method of super-lift counterweight and operating machine - Google Patents

Abstract

The invention provides a counterweight tray of a super-lift trolley, a mounting method of a super-lift counterweight and an operating machine, wherein the counterweight tray of the super-lift trolley comprises: a first tray and a plurality of second trays; the plurality of second trays are symmetrically and respectively detachably connected with two opposite sides of the first tray; the top surfaces of the first tray and the second tray form a placing surface for placing a balancing weight; wherein, the balancing weight can be independently placed to first tray and the second tray. According to the invention, the structure of the counterweight tray is optimized, the bearing capacity of the tray is improved, the problem of superwide tray is solved, the width requirement of the tray in the transportation process is met on the premise of meeting the requirement of superlift counterweight, and the assembly and hoisting efficiency is improved.

Description

Counter weight tray of super-lift trolley, mounting method of super-lift counter weight and operation machine

Technical Field

The invention relates to the technical field of engineering machinery, in particular to a counterweight tray of a super-lift trolley, a mounting method of a super-lift counterweight and operation machinery.

Background

The current crawler crane is for reaching heavier load moment and just needing heavier super-lift counter weight, and super-lift counter weight is more will be higher to the height of present counter weight tray speaking balancing weight more, and the focus also can be higher, and super-lift counter weight's stability is just worse more, and the bearing capacity of current supplementary tray is not enough, can't satisfy super-lift counter weight's demand, if increase supplementary support can lead to the tray super wide, and influence the transportation.

Disclosure of Invention

The invention provides a counterweight tray of a super-lift trolley, a mounting method of a super-lift counterweight and operating machinery, which are used for solving the defect that the prior art cannot give consideration to both the super-lift counterweight and super-width.

According to a first aspect of the invention, a counterweight tray of a super lift trolley comprises: a first tray and a plurality of second trays; the plurality of second trays are symmetrically and respectively detachably connected with two opposite sides of the first tray; the top surfaces of the first tray and the second tray form a placing surface for placing a balancing weight; wherein, the balancing weight can be independently placed to first tray and the second tray.

Optionally, the first tray comprises: a plurality of connecting portions and a bottom ear plate; the connecting parts are respectively connected with the top wall and the side wall of the first tray, and the connecting parts are arranged at intervals along the connecting sides of the first tray and the second tray and are respectively connected with the second tray and the super-lifting mast of the trolley platform; the bottom ear plates are connected with the bottom wall of the first tray, and the bottom ear plates are arranged at intervals along the connecting side of the first tray and the second tray and are used for being in butt joint with an installation mechanism of a trolley platform.

Optionally, the connecting portion includes: the first connecting plate, the plurality of first abutting blocks and the second connecting plate; the first connecting plate is arranged on the top wall of the first tray and used for being connected with the super-lifting mast; the two second connecting plates are arranged at intervals, connected with the top wall and the side wall of the first tray and used for being connected with the second tray; the first abutting blocks are respectively connected with one sides of the two second connecting plates, which are close to the bottom wall of the first tray, and are used for abutting against the second tray; the first connecting plate and the two second connecting plates are welded to the same mounting position of the top wall of the first tray together.

Optionally, the second connecting plate comprises: a first plate body and a second plate body; the first plate body and the second plate body are connected to form an L-shaped structure; wherein the first plate body is connected with the top wall of the first tray; the second plate body is connected with the side wall of the first tray.

Optionally, two through openings are arranged on the first connecting plate at intervals; the first plate body penetrates through the corresponding through hole and then is connected with the first connecting plate to form an integral structure.

Optionally, the top wall of the first tray is provided with a receiving slot for receiving the first connecting plate; wherein, the depth of holding tank is the same with the distance of passing through mouthful to the holding tank diapire.

Optionally, the second tray comprises: the side ear plate and the second abutting block; the side lug plates are arranged on the side parts of the second trays and are detachably connected with the two second connecting plates arranged at intervals through pin shafts; the second abutting block is connected with one side, far away from the side lug plate, of the second tray and used for abutting against the first abutting block.

Optionally, the resting face of the first tray and the resting face of the second tray are coplanar.

According to a second aspect of the present invention, there is provided a method for installing a super-lift weight, comprising:

hoisting a first tray to a trolley platform, and butting and mounting the first tray and the trolley platform;

hoisting a second tray to the side part of the first tray, and installing the second tray in a butt joint manner with the first tray;

hoisting a super-lift mast to the top of the first tray, and butting and mounting the super-lift mast and the first tray, wherein the super-lift mast, the first tray and the second tray are butted at the same mounting position;

hoisting a balancing weight to the first tray and/or the second tray.

Optionally, after the step of hoisting the second tray to the side of the first tray and mounting the second tray in a butt joint with the first tray, the method specifically further includes:

and hoisting the first ladder stand to the trolley platform, and connecting the first ladder stand with the trolley platform and the second tray respectively.

Optionally, after the step of hoisting the super-lift mast to the top of the first tray and mounting the super-lift mast in a butt joint with the first tray, the method specifically further includes:

and hoisting a second ladder stand to the second tray, and respectively connecting the second ladder stand with the second tray and the super-lifting mast.

According to a third aspect of the present invention, there is provided a working machine comprising: the counterweight tray of the super-lift trolley or the installation method of the super-lift counterweight is adopted when the counterweight is installed.

One or more technical solutions in the present invention have at least one of the following technical effects: according to the counterweight tray of the super-lift trolley, the mounting method of the super-lift counterweight and the operation machine, the structure of the counterweight tray is optimized, the bearing capacity of the tray is improved, the problem that the tray is super-wide is solved, the requirement on the width of the tray in the transportation process is met on the premise that the requirement on the super-lift counterweight is met, and the assembling and hoisting efficiency is improved.

Additional aspects and advantages 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 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 introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is one of the schematic views of the assembly relationship of the counterweight tray of the super lift truck provided by the invention;

FIG. 2 is a second schematic view showing the assembly relationship of the counterweight tray of the super lift truck according to the present invention;

FIG. 3 is an enlarged schematic view of section A of FIG. 2;

FIG. 4 is a third schematic view showing the assembly relationship of the counterweight tray of the super lift truck according to the present invention;

FIG. 5 is an enlarged schematic view of section B of FIG. 4;

FIG. 6 is a fourth schematic view showing the assembly relationship of the counterweight tray of the super lift truck according to the present invention;

FIG. 7 is a fifth schematic view showing the assembly relationship of the counterweight tray of the super lift truck according to the present invention;

FIG. 8 is an enlarged schematic view of section C of FIG. 7;

FIG. 9 is a sixth schematic view showing the assembly relationship of the weight tray of the super lift truck according to the present invention;

FIG. 10 is a seventh schematic view of the assembly of the weight tray of the super lift truck of the present invention;

FIG. 11 is a schematic flow chart of a method for installing a super-lift weight according to the present invention.

Reference numerals:

10. a first tray; 11. a connecting portion; 12. a bottom ear plate; 13. a first connecting plate; 131. a pass-through port; 14. a second connecting plate; 141. a first plate body; 142. a second plate body; 15. a first abutment block; 16. accommodating grooves;

20. a second tray; 21. a side ear panel; 22. a second butting block;

30. a balancing weight;

40. raising the mast;

50. a trolley platform; 51. an installation mechanism;

60. a first ladder stand;

70. and a second ladder stand.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions 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 some, but not all, embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the 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", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, 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.

Fig. 1 to 10 show the counterweight tray assembly structure of the super lift trolley, and it can be seen from the drawings that the detachable second trays 20 are respectively arranged on two sides of the first tray 10, and the counterweight blocks 30 are respectively and independently placed on the first tray 10 and the second tray 20.

Possibly, a super-lift mast 40 is further arranged on the first tray 10, the super-lift mast 40 and the second tray 20 are connected to the same mounting position of the first tray 10, and the first tray 10 realizes the mounting of the super-lift mast 40 and the second tray 20 at the same position by arranging the connecting part 11.

Possibly, the connecting part 11 comprises a first connecting plate 13 and a second connecting plate 14, the first connecting plate 13 and the second connecting plate 14 are arranged in a split manner, and the first connecting plate 13 is arranged on the top wall of the first tray 10 and is used for being connected with the super lift mast 40; the two second connecting plates 14 are arranged at intervals and respectively matched with the lateral ear plates 21 arranged at the lateral parts of the second tray 20 so as to realize the detachable connection of the first tray 10 and the second tray 20.

Possibly, the second connection plate 14 includes a first plate 141 and a second plate 142, and the first plate 141 and the second plate 142 are an integrated L-shaped structure, where the first plate 141 is connected to the top wall of the first tray 10, and the second plate 142 is connected to the side wall of the first tray 10, and this arrangement enables the second tray 20 to be connected to the first tray 10, so that the decomposition of the force applied to the first tray 10 by the second tray 20 can be realized through the first plate 141 and the second plate 142, the stress condition of the first tray 10 is optimized, and the mast 40 and the second tray 20 can be conveniently surpassed and connected to the same mounting position of the first tray 10 together.

Possibly, the first plate body 141 penetrates through the first connecting plate 13, so that a connecting position of the super-lift mast 40 and the second tray 20 is formed between the first connecting plate 13 and the second connecting plate 14, and the first connecting plate 13 is arranged in the accommodating groove 16 of the top wall of the first tray 10, so that after the first plate body 141 penetrates through the first connecting plate 13, the first plate body 141 can be abutted against the top wall of the first tray 10, the first plate body 141 can be arranged in a more conventional shape through the arrangement, the bottom wall of the through hole 131 in the first connecting plate 13 can be flush with the top wall of the first tray 10, and the first plate body 141 can be ensured to penetrate through the first connecting plate 13 and can be abutted against the top wall of the first tray 10, and the processing difficulty of the first plate body 141 is reduced.

FIG. 11 is a flow diagram of a method of installing a super lift weight, illustrating primarily the method of installing a super lift weight.

Further, fig. 4 to 10 can be used for reference for the installation method of fig. 11, and fig. 4 to 10 are schematic step-by-step diagrams of the installation method described in fig. 11, wherein fig. 6 and 7 omit the cart platform 50 for easy observation.

The present invention will be described in detail with reference to the following embodiments.

In some embodiments of the present invention, as shown in fig. 1 to 10, the present solution provides a counterweight tray for a super lift truck, comprising: a first tray 10 and a plurality of second trays 20; the plurality of second trays 20 are symmetrically and respectively detachably connected with two opposite sides of the first tray 10; the top surfaces of the first tray 10 and the second tray 20 form a placing surface on which the balancing weight 30 is placed; wherein, the clump weight 30 can be independently placed on both the first tray 10 and the second tray 20.

It should be noted that, through setting up first tray 10 and second tray 20 into homoenergetic and independently placing balancing weight 30, promoted the bearing capacity of counter weight tray, satisfied the demand of super ton counter weight, simultaneously according to different counter weight demands, can be more nimble place the position to the balancing weight 30 of placing the face and adjust, avoid because balancing weight 30 places the position that sets up of face at the tray and fixes, the super wide problem of tray that brings.

Further, through the improvement of the structural form of the first tray 10 and the second tray 20, the bearing and arrangement form of the ultra-large tonnage super-lift counterweight is solved.

In some possible embodiments of the invention, the first tray 10 comprises: a plurality of connecting portions 11 and a bottom ear plate 12; the connecting parts 11 are respectively connected with the top wall and the side wall of the first tray 10, and the connecting parts 11 are arranged at intervals along the connecting sides of the first tray 10 and the second tray 20 and are respectively connected with the second tray 20 and the super-lift mast 40 of the trolley platform 50; the plurality of bottom lugs 12 are connected to the bottom wall of the first tray 10, and the plurality of bottom lugs 12 are spaced apart along the connecting side of the first tray 10 and the second tray 20 for docking with the mounting mechanism 51 of the cart platform 50.

Specifically, the embodiment provides an implementation manner of the connecting portion 11 and the bottom ear plate 12, by providing the connecting portion 11 on the first tray 10, and connecting the second tray 20 and the super mast 40 to the same position of the first tray 10 through the connecting portion 11, the stress state of the first tray 10 is performed, the stress dispersion of the super mast 40 and the second tray 20 on the first tray 10 is avoided, the structural strength of the first tray 10 is reduced, and the problem of overall reinforcement of the first tray 10 is solved, by setting the connecting position of the second tray 20 and the super mast 40 to be one, the reinforcement range of the first tray 10 is reduced, the position where the stress of the first tray 10 is concentrated is reinforced, and the effect of independently bearing the weight 30 by the first tray 10 and the second tray 20 respectively can be realized.

Further, the bottom ear plate 12 is provided to enable connection between the first pallet 10 and the trolley platform 50.

In a possible embodiment, the mounting mechanism 51 on the cart platform 50 includes a corresponding mounting frame, a pin, an oil cylinder and a pump station, and after the first tray 10 is lifted to a corresponding position on the cart platform 50, the pump station and the oil cylinder are operated to insert the pin into the corresponding position of the mounting frame and the bottom ear plate 12, so as to fix the first tray 10 to the cart platform 50.

In some possible embodiments of the invention, the connection portion 11 comprises: a first connecting plate 13, a plurality of first abutment blocks 15 and a second connecting plate 14; the first connecting plate 13 is arranged on the top wall of the first tray 10 and is used for being connected with the super lift mast 40; the two second connecting plates 14 are arranged at intervals, are connected with the top wall and the side wall of the first tray 10 and are used for being connected with the second tray 20; the first abutting blocks 15 are respectively connected with one sides of the two second connecting plates 14 close to the bottom wall of the first tray 10 and used for abutting against the second tray 20; wherein the first connecting plate 13 and the two second connecting plates 14 are welded together at the same mounting position of the top wall of the first tray 10.

Specifically, the present embodiment provides an embodiment of a first connecting plate 13, a second connecting plate 14 and a first abutting block 15, wherein the first connecting plate 13 is connected to the super-lift mast 40 at the top of the first tray 10, the second connecting plate 14 is connected to the second tray 20, the second connecting plate 14 is connected to the side wall and the top wall of the first tray 10, respectively, so as to optimize the acting force of the second tray 20, disperse the load of the second tray 20 to the top wall and the side wall of the first tray 10, respectively, and is disposed at the same mounting position as the first connecting plate 13 at the top wall of the first tray 10, so that the reinforcement for the first tray 10 can directly correspond to the mounting positions of the first connecting plate 13 and the second connecting plate 14.

Further, the first abutting block 15 arranged at the bottom of the second tray 20 is abutted, so that collision and damage caused by direct hard contact between the second tray 20 and the first tray 10 are avoided.

In a possible embodiment, the first abutment block 15 is made of an elastic material.

In some possible embodiments of the invention, the second connection plate 14 comprises: a first plate 141 and a second plate 142; the first board 141 and the second board 142 are connected to form an L-shaped structure; wherein, the first plate 141 is connected with the top wall of the first tray 10; the second plate 142 is connected to a side wall of the first tray 10.

Specifically, the embodiment provides an implementation manner of the first board 141 and the second board 142, and the second connecting board 14 is configured as the first board 141 and the second board 142, wherein the first board 141 is disposed on the top wall of the first tray 10, and the second board 142 is connected to the side wall of the first tray 10, so as to form an L-shaped connecting structure, thereby enhancing the stability of connection between the second connecting board 14 and the first tray 10, so that the first tray 10 and the second tray 20 are more stable when connected, and simultaneously the top wall and the side wall of the first tray 10 respectively bear the acting force and the load of the second tray 20, thereby avoiding the problem of stress concentration at the side of the first tray 10 caused by the load bearing of a single top wall or side wall.

In a possible embodiment, the second connecting plate 14 is connected to the top wall and the side wall of the first tray 10 by welding.

In some possible embodiments of the present invention, two through holes 131 are provided at intervals on the first connecting plate 13; the first plate 141 is connected to the first connection plate 13 after passing through the corresponding through hole 131 to form an integral structure.

Specifically, the present embodiment provides an embodiment in which the first connecting plate 13 is provided with the through hole 131, and by providing the through hole 131 for the first plate 141 to pass through on the first connecting plate 13, a mutual reinforcing structure can be formed between the first connecting plate 13 and the first plate 141 on the top of the first tray 10, so that the connection position of the super lift mast 40 and the second tray 20 on the top wall of the first tray 10 is firmer, and the overall structural strength of the first tray 10 is enhanced.

In a possible embodiment, by providing the first connecting plate 13 and the second connecting plate 14 and providing the connection form between the first connecting plate 13 and the first plate 141, the connection of the overrun mast 40 and the second tray 20 at the same position of the first tray 10 is realized, and the structure of the connecting portion 11 is convenient for processing, and by providing the connecting portion 11 including the first connecting plate 13, the second connecting plate 14 and the first abutting block 15, the processing difficulty of the connecting portion 11 is reduced while ensuring that the overrun mast and the second tray 20 are connected at the same position.

In some possible embodiments of the invention, the top wall of the first tray 10 is provided with a receiving slot 16 for receiving the first connecting plate 13; wherein, the depth of the receiving groove 16 is the same as the distance from the through opening 131 to the bottom wall of the receiving groove 16.

Specifically, this embodiment provides an embodiment that first tray 10 sets up holding tank 16, offer holding tank 16 through the roof at first tray 10, on the one hand, first connecting plate 13 has been realized holding, make some first connecting plate 13 can stretch into in holding tank 16, on the other hand the diapire that passes through mouth 131 on first connecting plate 13 flushes with the roof of first tray 10, make first plate body 141 pass through behind mouth 131, can directly weld with the roof of first tray 10, avoided needing to process first plate body 141 into the odd-shaped structure and just can realize first plate body 141, the connection between first connecting plate 13 and the first tray 10, the intensity of first plate body 141 has been guaranteed.

It should be noted that, the depth of the receiving groove 16 is the same as the distance from the through opening 131 to the bottom wall of the receiving groove 16, that is, the first connecting plate 13 is disposed behind the receiving groove 16, and the bottom wall of the through opening 131 is flush with the top wall of the first tray 10, so that the first plate 141 can abut against the top wall of the first tray 10 after passing through the through opening 131.

In some possible embodiments of the invention, the second tray 20 comprises: a side ear plate 21 and a second abutment block 22; the side ear plates 21 are arranged on the sides of the second tray 20 and are detachably connected with the two second connecting plates 14 arranged at intervals through pin shafts; the second abutting block 22 is connected to a side of the second tray 20 away from the side ear plate 21, and is used for abutting against the first abutting block 15.

Specifically, the present embodiment provides an embodiment of the side ear plate 21 and the second abutting block 22, and the side ear plate 21 is disposed on the side wall of the second tray 20, so that the detachable connection of the second tray 20 and the first tray 10 is realized through the connection of the side ear plate 21 and the two second connecting plates 14.

In addition, the second abutting block 22 is disposed corresponding to the first abutting block 15, and hard contact between the second tray 20 and the first tray 10 is avoided.

In a possible embodiment, the lateral ear plate 21 and the second connecting plate 14 may be connected by a pin, etc., the second tray 20 and the first tray 10 may be detachably connected while being horizontally adjusted around the pin, etc., and the first and second abutting blocks 15 and 22 may provide a stacking position of a gasket, etc. for horizontal adjustment.

In a possible embodiment, the second abutment block 22 is made of an elastic material.

In some possible embodiments of the invention, the lying plane of the first tray 10 and the lying plane of the second tray 20 are coplanar.

Specifically, the embodiment provides an implementation manner of the placement surface, and the placement surface of the first tray 10 and the placement surface of the second tray 20 are set to be coplanar, so that the positions of the counter weights 30 can be adjusted according to actual needs while the first tray 10 and the second tray 20 can be respectively and independently installed with the counter weights 30, so that the counter weights 30 are installed between the first tray 10 and the second tray 20, and diversified changes are provided for the setting scheme of the counter weights 30.

In some embodiments of the present invention, as shown in fig. 1 to 11, the present invention provides a method for installing a super lift weight, comprising:

hoisting the first tray 10 to the trolley platform 50, and butting and mounting the first tray 10 and the trolley platform 50;

hoisting the second tray 20 to the side of the first tray 10, and installing the second tray 20 in a butt joint with the first tray 10;

hoisting the super-lift mast 40 to the top of the first tray 10, and butting and mounting the super-lift mast 40 and the first tray 10, wherein the super-lift mast 40, the first tray 10 and the second tray 20 are butted at the same mounting position;

lifting the clump weight 30 to the first pallet 10 and/or the second pallet 20.

In some possible embodiments of the present invention, after the steps of lifting the second tray 20 to the side of the first tray 10 and mounting the second tray 20 in a butt joint with the first tray 10, the method specifically includes:

the first ladder stand 60 is hoisted to the trolley platform 50 and the first ladder stand 60 is connected to the trolley platform 50 and the second pallet 20, respectively.

Specifically, the present embodiment provides an embodiment in which the first ladder stand 60 is mounted, and by providing the first ladder stand 60, the operator's movement between the cart platform 50 and the second pallet 20 is facilitated.

In some possible embodiments of the present invention, after the steps of hoisting the super lift mast 40 to the top of the first tray 10 and mounting the super lift mast 40 in a butt joint with the first tray 10, the method specifically further includes:

the second ladder stand 70 is hoisted to the second tray 20 and the second ladder stand 70 is connected to the second tray 20 and the super lift mast 40, respectively.

In particular, the present embodiment provides an embodiment in which the second ladder 70 is mounted, and by providing the second ladder 70, movement of the operator between the first tray 10 and the superlift mast 40 is facilitated.

It should be noted that, in the prior art, the movement between the trolley platform 50 and the super lift mast 40 is realized by arranging an integral ladder stand, and the first ladder stand 60 and the second ladder stand 70 are arranged in the invention, so that the problem of super width of the pallet is solved while the operator is ensured to move among the trolley platform 50, the second pallet 20, the first pallet 10 and the super lift mast 40, and the requirement for the width of the pallet is reduced by the two-section ladder stand.

Optionally, the counterweight tray of the super lift trolley comprises: a first tray 10 and a second tray 20; the two second trays 20 are respectively detachably connected with two opposite sides of the first tray 10; the top surfaces of the first tray 10 and the second tray 20 form a placing surface on which the balancing weight 30 is placed; wherein, the clump weight 30 can be independently placed on the first tray 10 and the second tray 20.

Optionally, the first tray 10 comprises: a connecting portion 11 and a bottom ear plate 12; the connecting parts 11 are respectively connected with the top wall and the side wall of the first tray 10, are arranged at intervals along the connecting sides of the first tray 10 and the second tray 20 and are respectively connected with the second tray 20 and the super-lift mast 40 of the trolley platform 50; a plurality of bottom lugs 12 are attached to the bottom wall of the first pallet 10 and are spaced along the side of the first pallet 10 to the second pallet 20 for docking with mounting means 51 of the cart platform 50.

Optionally, the connection portion 11 includes: a first connecting plate 13, a second connecting plate 14 and a first abutment block 15; the first connecting plate 13 is arranged on the top wall of the first tray 10 and is used for being connected with the super lift mast 40; the two second connecting plates 14 are arranged at intervals, are respectively connected with the top wall and the side wall of the first tray 10 and are used for being connected with the second tray 20; the first abutting blocks 15 are respectively connected with one sides of the two second connecting plates 14 close to the bottom wall of the first tray 10 and used for abutting against the second tray 20; wherein the first connecting plate 13 and the two second connecting plates 14 are welded together at the same mounting position of the top wall of the first tray 10.

Optionally, the second connection plate 14 comprises: a first plate 141 and a second plate 142; the first board 141 and the second board 142 are connected to form an L-shaped structure; wherein, the first plate body 141 is connected with the top wall of the first tray 10; the second plate 142 is connected to a side wall of the first tray 10.

Optionally, two through openings 131 are arranged on the first connecting plate 13 at intervals; after passing through the corresponding through hole 131, the first plate 141 is welded to the first connection plate 13 to form an integral structure.

Optionally, the top wall of the first tray 10 is provided with a receiving slot 16 for receiving the first connecting plate 13; wherein, the depth of the receiving groove 16 is the same as the distance from the through opening 131 to the bottom wall of the receiving groove 16.

Optionally, the second tray 20 comprises: a side ear plate 21 and a second abutment block 22; the side ear plates 21 are arranged at the sides of the second tray 20 and are detachably connected with the two second connecting plates 14 arranged at intervals through pin shafts; the second abutting block 22 is connected to a side of the second tray 20 away from the side ear plate 21, and is used for abutting against the first abutting block 15.

Alternatively, the lying surface of the first tray 10 and the lying surface of the second tray 20 are coplanar.

In some embodiments of the present invention, the present disclosure provides a work machine comprising: the counterweight tray of the super-lift trolley or the installation method of the super-lift counterweight is adopted when the counterweight is installed.

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" are to 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. Specific meanings of the above terms in the embodiments of the present invention can be understood by those of ordinary skill in the art according to specific situations.

Reference throughout this specification to the description of "one embodiment," "some embodiments," "a manner," "a particular manner," or "some manner" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or manner is included in at least one embodiment or manner of an embodiment of the present invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or mode. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or modes. Furthermore, various embodiments or modes described in this specification, as well as features of various embodiments or modes, may be combined and combined by those skilled in the art without contradiction.

Finally, it should be noted that: the above embodiments are merely illustrative of the present invention and are not to be construed as limiting the invention. Although the present invention has been described in detail with reference to the embodiments, it should be understood by those skilled in the art that various combinations, modifications or equivalents may be made to the technical solution of the present invention without departing from the spirit and scope of the technical solution of the present invention, and the technical solution of the present invention is covered by the claims of the present invention.

Claims (12)

1. A counterweight tray of a super-lift trolley is characterized by comprising: a first tray (10) and a plurality of second trays (20);

the plurality of second trays (20) are symmetrically and respectively detachably connected with two opposite sides of the first tray (10);

the top surfaces of the first tray (10) and the second tray (20) form a placing surface for placing a balancing weight (30);

wherein the first tray (10) and the second tray (20) can be used for placing the balancing weight (30) independently.

2. Counterweight tray for a super lift trolley according to claim 1, characterized in that said first tray (10) comprises: a plurality of connecting portions (11) and a bottom lug (12);

the connecting parts (11) are respectively connected with the top wall and the side wall of the first tray (10), and the connecting parts (11) are arranged at intervals along the connecting side of the first tray (10) and the second tray (20) and are respectively connected with the second tray (20) and the super-lift mast (40) of the trolley platform (50);

the bottom ear plates (12) are connected with the bottom wall of the first tray (10), and the bottom ear plates (12) are arranged at intervals along the connecting side of the first tray (10) and the second tray (20) and are used for being butted with an installation mechanism (51) of a trolley platform (50).

3. Counterweight tray for a super lift trolley according to claim 2, characterized in that said connection portion (11) comprises: a first connecting plate (13), a first abutment block (15) and two second connecting plates (14);

the first connecting plate (13) is arranged on the top wall of the first tray (10) and is used for being connected with the super-lift mast (40);

the two second connecting plates (14) are arranged at intervals, are connected with the top wall and the side wall of the first tray (10) and are used for being connected with the second tray (20);

the first abutting blocks (15) are respectively connected with one sides, close to the bottom wall of the first tray (10), of the two second connecting plates (14) and used for abutting against the second tray (20);

wherein the first connecting plate (13) and the two second connecting plates (14) are connected together in the same mounting position of the top wall of the first tray (10).

4. Counterweight tray for a super lift trolley according to claim 3, characterized in that said second connection plate (14) comprises: a first plate body (141) and a second plate body (142);

the first plate body (141) and the second plate body (142) are connected to form an L-shaped structure;

wherein the first panel (141) is connected to the top wall of the first tray (10);

the second plate body (142) is connected with the side wall of the first tray (10).

5. The counterweight tray for a super lift trolley according to claim 4, characterized in that the first connecting plate (13) is provided with two through openings (131) at intervals;

after the first plate body (141) passes through the corresponding through hole (131), the first plate body and the first connecting plate (13) are welded to form an integral structure.

6. A counterweight tray for a super lift trolley according to claim 5, characterized in that the top wall of said first tray (10) is provided with a receiving slot (16) for receiving said first connection plate (13);

wherein the depth of the accommodating groove (16) is the same as the distance from the through opening (131) to the bottom wall of the accommodating groove (16).

7. Counterweight tray for a super lift trolley according to any of the claims 3 to 6, characterized in that said second tray (20) comprises: a side ear plate (21) and a second abutting block (22);

the side ear plates (21) are arranged on the sides of the second tray (20) and are detachably connected with the two second connecting plates (14) arranged at intervals through pin shafts;

the second abutting block (22) is connected with one side, far away from the side lug plate (21), of the second tray (20) and is used for abutting against the first abutting block (15).

8. Counterweight tray for a super lift trolley according to any of the claims 1 to 6, characterized in that the lying plane of the first tray (10) and the lying plane of the second tray (20) are coplanar.

9. A method for installing a super-lift counterweight is characterized by comprising the following steps:

hoisting a first tray (10) to a trolley platform (50), and butting and mounting the first tray (10) and the trolley platform (50);

hoisting a second tray (20) to the side of the first tray (10), and installing the second tray (20) in a butt joint with the first tray (10);

hoisting a super-lift mast (40) to the top of the first tray (10), and butting and mounting the super-lift mast (40) and the first tray (10), wherein the super-lift mast (40), the first tray (10) and the second tray (20) are butted at the same mounting position together;

hoisting a counterweight (30) to the first tray (10) and/or the second tray (20).

10. The method for installing a super-lift weight according to claim 9, wherein after the step of lifting the second tray (20) to the side of the first tray (10) and installing the second tray (20) in butt joint with the first tray (10), the method further comprises:

hoisting a first ladder (60) to the trolley platform (50) and connecting the first ladder (60) with the trolley platform (50) and the second pallet (20) respectively.

11. The method for installing a superlift weight according to claim 9, wherein after the step of hoisting the superlift mast (40) to the top of the first pallet (10) and installing the superlift mast (40) in a butt joint with the first pallet (10), the method further comprises:

hoisting a second ladder (70) to the second tray (20) and connecting the second ladder (70) with the second tray (20) and the super lift mast (40), respectively.

12. A work machine, comprising: the counterweight tray of the super lift truck as claimed in any one of claims 1 to 8, or the method for installing the super lift counterweight as claimed in any one of claims 9 to 11.

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