CN218988659U

CN218988659U - Small crane for conveying materials

Info

Publication number: CN218988659U
Application number: CN202222519366.2U
Authority: CN
Inventors: 段传亮
Original assignee: Zhejiang Hongda Purification Technology Co ltd
Current assignee: Zhejiang Hongda Purification Technology Co ltd
Priority date: 2022-09-22
Filing date: 2022-09-22
Publication date: 2023-05-09
Anticipated expiration: 2032-09-22

Abstract

The utility model discloses a small crane for conveying materials, which comprises a small crane main body, wherein a machine case is arranged at the lower end of the small crane main body, a storage plate is arranged at one end of the machine case, a storage groove is formed at one end of the storage plate, a first support column is fixedly connected with a bearing plate, the lower surface of the machine case is provided with the bearing plate, two ends of the bearing plate are respectively provided with an adjusting component, and two ends of two sides of the lower surface of the bearing plate are respectively provided with a first universal wheel.

Description

Small crane for conveying materials

Technical Field

The utility model belongs to the technical field of cranes, and particularly relates to a small crane for conveying materials.

Background

The crane is commonly called as a crane and has wide application in a series of heavy work products such as ships, equipment, machinery, molds and the like. The crane consists of a power device and a bracket. Publication No.: CN111285271a discloses a small crane convenient to move, which comprises a housing assembly and a connecting assembly, wherein the housing assembly comprises a small crane body, a storage box, a vertical rod, a suspension arm and a fixing rod, the vertical rod is positioned on the upper surface of the right end of the small crane body and is fixedly connected with the small crane body, the storage box is positioned on the outer side wall of the vertical rod and is fixedly welded with the vertical rod, the connecting part of the small crane body and the vertical rod is provided with the fixing rod, and one end of the fixing rod is fixedly connected with the vertical rod; the handle is connected with the boom rotation, and the staff can be in the operation of safe position operation handle messenger boom rotation construction operation, reaches the effect of eliminating the potential safety hazard, is provided with the containing box in the pole setting, and the weight of containing box can make small-size loop wheel machine body during operation keep stable, and the staff also can accomodate external part or external instrument in the containing box, makes things convenient for staff construction operation.

The problems with the above techniques are: when the existing small-sized cranes are ready for transportation, the small-sized cranes are used for supporting four corners of the ground, but the existing supports are fixed by manually rotating screw rods, time and labor are wasted, the working efficiency is low, meanwhile, when a worker sits on the small-sized cranes and controls the small-sized cranes, the seat is connected with the small-sized cranes, the supporting force of the small-sized cranes on the seat is limited, and the seat and the small-sized cranes are broken and split due to long-term use, so that the small-sized cranes for conveying materials are provided.

Disclosure of Invention

Aiming at the problems existing in the prior art, the utility model provides the small crane for conveying materials, which has the advantages that the small crane is convenient to support, the working efficiency is improved, the support of a seat can be improved, the seat is convenient to store and use, the problems that most of the existing small cranes need to support the four corners of the ground when being ready for transportation, the existing support is fixed by manually rotating a screw rod, time and labor are wasted, the working efficiency is lower, meanwhile, when a seat end of a worker sitting on the small crane controls the small crane, the seat is connected with the small crane, the support force of the small crane to the seat is limited, and the seat and the small crane are broken due to long-term use.

The utility model discloses a small crane for conveying materials, which comprises a small crane main body, wherein a machine case is arranged at the lower end of the small crane main body, a storage plate is arranged at one end of the machine case, a storage groove is formed at one end of the storage plate, a chair seat is slidably installed on the storage groove, a chair back is fixedly installed at one end of the upper surface of the chair seat, movable supporting components are rotatably connected to two ends of the lower surface of the chair seat, first supporting columns are fixedly installed at two ends of the lower surface of the storage plate, the first supporting columns are fixedly connected with a bearing plate, a bearing plate is arranged on the lower surface of the machine case, adjusting components are arranged at two ends of the bearing plate, and first universal wheels are arranged at two ends of two sides of the lower surface of the bearing plate.

As the preferable mode of the utility model, the movable supporting component comprises a second supporting column, the second supporting column is rotationally connected with the chair seat, a second universal wheel is arranged at the lower end of the second supporting column, a connecting rod is fixedly arranged between the two groups of second supporting columns, and a -shaped supporting plate is rotationally connected to the side wall of the second supporting column.

As the preferable mode of the utility model, the upper end of the second support column is rotatably connected with a first rotating rod, both ends of the first rotating rod are rotatably connected with side mounting plates, and the side mounting plates are fixedly connected with the chair seat.

As a preferable mode of the utility model, the end portion of the -shaped supporting plate is rotatably connected with a second rotating rod, a rotating hole corresponding to the second rotating rod is formed in the side wall of the second supporting column, and the second rotating rod is rotatably installed on the rotating hole.

As the preferable mode of the utility model, one side of the side mounting plate at two sides is fixedly provided with a limiting plate, the limiting plate corresponds to the second support column in position, two ends of the lower surface of the chair seat are respectively provided with a limiting block, two ends of the lower surface of the chair seat are respectively provided with a thread groove, the lower surface of the limiting block is provided with a second threaded hole corresponding to the thread groove, and the second threaded hole is connected with a bolt through threads.

Preferably, the adjusting assembly comprises a protective shell and a chain, wherein the protective shell corresponds to the bearing plate in position, and the protective shell is connected with the chain in a rotating mode.

As the preferable one of the utility model, one end of the upper surface of the protective shell is fixedly provided with a driving motor, the output shaft of the driving motor penetrates through one end of the upper surface of the protective shell, one end of the upper surface of the protective shell is provided with a through hole, one end of the output shaft of the driving motor is fixedly provided with a chain wheel, one side of the chain wheel is correspondingly provided with another group of chain wheels, the other group of chain wheels are rotationally connected with a rotating column, the rotating column is rotationally connected with the upper end inside the protective shell, the two groups of chain wheels are both meshed with a chain, the lower surfaces of the two groups of chain wheels are fixedly provided with screw rods, the screw rods penetrate through the upper surface of the bearing plate, the two ends of the two sides of the upper surface of the bearing plate are provided with first threaded holes corresponding to the screw rods, and the lower end of the screw rods is rotationally connected with a bottom plate.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, through the design that two groups of chain wheels are meshed and connected with the chain, when the driving motor drives one group of chain wheels to rotate, the other group of chain wheels can be driven to rotate through the chain, the two groups of chain wheels can drive the screw rod to rotate, the screw rod can move up and down through the first threaded hole to drive the bottom plate to contact the ground, and the bearing plate is supported, so that the effect of supporting a small crane main body and a chassis conveniently is achieved, the working efficiency is improved, the two ends of the lower surface of the chair seat are rotationally connected with the design of the movable supporting component, when the chair seat and the chair back are needed to be used, the second supporting column is rotated, the second supporting column drives the second universal wheel to support the ground, and then the second supporting column is limited through the cooperation of the limiting plate and the limiting block, so that the chair seat can be supported, and the effects of conveniently storing the chair seat and improving the supporting force of the chair seat and avoiding the fracture of the chair seat and the chassis are achieved.

2. According to the utility model, through the design of fixedly installing the connecting rod between the two groups of second support columns, the second support columns are rotationally connected with the chair seat, and when the chair seat rotates and moves, the second support columns can move through the second universal wheels, so that the stability effect between the two groups of second support columns is improved.

3. According to the utility model, through the design that both ends of the first rotating rod are rotationally connected with the side mounting plates, the second support column can rotate on one side of the side mounting plates, so that the effect of facilitating the rotation and storage of the second support column when the side mounting plates are not used is achieved.

4. According to the utility model, through the design that the second rotating rod is rotatably arranged on the rotating hole, the -shaped supporting plate can rotate around the central axis of the rotating hole, when the second supporting column is required to be stored, the -shaped supporting plate is rotated, and the -shaped supporting plate is attached to the bearing plate, so that the effect of supporting the second supporting column when the second supporting column is stored is achieved.

5. According to the utility model, through the design that the two ends of the lower surface of the chair seat are correspondingly provided with the limiting blocks, when the second supporting columns are contacted with the ground through the second universal wheels, the limiting blocks are fixed on the lower surface of the chair seat through the bolts, so that the second supporting columns can be placed to rotate, and then the limiting plates are matched to limit the second supporting columns, so that the effect of limiting the second supporting columns is achieved.

6. According to the utility model, through the design that the protective shell corresponds to the position of the bearing plate, when the driving motor drives the screw rod to move up and down in the first threaded hole through the matching of the chain wheel and the chain, the protective shell can move up and down together, so that the effect of protecting the chain wheel and the chain is achieved.

7. According to the utility model, through the design that the two groups of chain wheels are in meshed connection with the chain, when the driving motor drives one group of chain wheels to rotate, the chain can drive the other group of chain wheels to rotate, so that the effect that the driving motor can drive the two groups of chain wheels to rotate together is achieved.

Drawings

FIG. 1 is a schematic perspective view of the overall structure provided by an embodiment of the present utility model;

FIG. 2 is a schematic perspective view of an adjusting assembly provided by an embodiment of the present utility model;

fig. 3 is a schematic perspective view of a moving support assembly according to an embodiment of the present utility model.

In the figure: 1. a small crane body; 2. a chassis; 3. a carrying plate; 4. a first universal wheel; 5. a through hole; 6. a backrest; 7. a chair seat; 8. a moving support assembly; 9. an adjustment assembly; 10. a first threaded hole; 11. a storage plate; 12. a storage groove; 13. a thread groove; 14. a limiting block; 15. a bolt; 16. a first support column; 17. a rotation hole; 18. a side plate; 19. a first rotating lever; 20. a limiting plate; 21. a second threaded hole; 801. a second universal wheel; 802. a connecting rod; 803. a second support column; 804. shaped support plates; 805. a second rotating lever; 901. a protective shell; 902. a driving motor; 903. a sprocket; 904. a chain; 905. a screw rod; 906. a bottom plate; 907. and rotating the column.

Detailed Description

For a further understanding of the utility model, its features and advantages, reference is now made to the following examples, which are illustrated in the accompanying drawings.

The structure of the present utility model will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 3, the small crane for conveying materials provided by the embodiment of the utility model comprises a small crane main body 1, wherein a machine case 2 is arranged at the lower end of the small crane main body 1, a storage plate 11 is arranged at one end of the machine case 2, a storage groove 12 is formed at one end of the storage plate 11, a chair seat 7 is slidably installed on the storage groove 12, a chair back 6 is fixedly arranged at one end of the upper surface of the chair seat 7, movable supporting components 8 are rotatably connected at two ends of the lower surface of the chair seat 7, first supporting columns 16 are fixedly arranged at two ends of the lower surface of the storage plate 11, the first supporting columns 16 are fixedly connected with the bearing plate 3, the bearing plate 3 is arranged on the lower surface of the machine case 2, adjusting components 9 are arranged at two ends of the bearing plate 3, and first universal wheels 4 are arranged at two ends of two sides of the lower surface of the bearing plate 3.

The scheme is adopted: through the design that two sets of sprockets 903 all mesh with chain 904 and be connected, when driving motor 902 drives a set of sprocket 903 and rotates, a set of sprocket 903 can drive another set of sprocket 903 through chain 904 and rotate, two sets of sprocket 903 rotate and can drive lead screw 905 and rotate, lead screw 905 rotates and can reciprocate through first screw hole 10, can drive bottom plate 906 and ground and contact afterwards, support loading board 3, thereby the effect that is convenient for support small-size loop wheel machine main part 1 and quick-witted case 2, work efficiency has been improved, the design of the removal supporting component 8 is all rotated at seat support 7 lower surface both ends, when needs use seat support 7 and back of the chair 6, rotate second support column 803, drive second universal wheel 801 and ground and support, then carry out spacingly with second support column 803 through the cooperation of limiting plate 20 and stopper 14, can support seat support 7, thereby the effect of being convenient for accomodate seat support 7 and improvement to seat support 7, seat support 7 and machine case 2 fracture has been avoided.

Referring to fig. 3, the movable support assembly 8 includes a second support column 803, the second support column 803 is rotatably connected with the chair seat 7, a second universal wheel 801 is provided at the lower end of the second support column 803, a connecting rod 802 is fixedly installed between two groups of second support columns 803, and a -shaped support plate 804 is rotatably connected to the side wall of the second support column 803.

The scheme is adopted: through the design of fixed mounting connecting rod 802 between two sets of second support columns 803, second support column 803 rotates with the armchair seat 7 to be connected, and when the rotatory removal of armchair seat 7, second support column 803 can remove through second universal wheel 801 to the effect of stability between two sets of second support columns 803 has been improved.

Referring to fig. 3, a first rotating rod 19 is rotatably connected to the upper end of the second supporting column 803, and side mounting plates 18 are rotatably connected to both ends of the first rotating rod 19, and the side mounting plates 18 are fixedly connected to the armchair seat 7.

The scheme is adopted: through the design of the side mounting plate 18 is all rotated at first dwang 19 both ends, the second support column 803 can rotate in side mounting plate 18 one side to the effect of being convenient for rotate the accomodate second support column 803 when not using has been reached.

Referring to fig. 3, the end of the -shaped support plate 804 is rotatably connected with a second rotating rod 805, a rotating hole 17 corresponding to the second rotating rod 805 is formed in the side wall of the second support column 803, and the second rotating rod 805 is rotatably mounted on the rotating hole 17.

The scheme is adopted: through the design of second dwang 805 rotation installation on the rotation hole 17, can make shape backup pad 804 can rotate with rotation hole 17 bit center pin, when needs accomodate second support column 803, rotate shape backup pad 804, can make shape backup pad 804 laminate with loading board 3 to reached the effect of supporting second support column 803 when accomodating second support column 803.

Referring to fig. 3, a limiting plate 20 is fixedly installed on one side of each side plate 18, the limiting plate 20 corresponds to the second supporting column 803 in position, limiting blocks 14 are correspondingly arranged at two ends of the lower surface of the armchair seat 7, screw grooves 13 are formed at two ends of the lower surface of the armchair seat 7, second threaded holes 21 corresponding to the screw grooves 13 are formed in the lower surface of the limiting blocks 14, and bolts 15 are connected to the second threaded holes 21 through threads.

The scheme is adopted: through the design that all corresponds setting up stopper 14 in arm-chair seat 7 lower surface both ends, when second support column 803 contacted with ground through second universal wheel 801, fix stopper 14 at arm-chair seat 7 lower surface through bolt 15, can make to place second support column 803 gyration, cooperate limiting plate 20 to carry out spacingly to second support column 803 afterwards to reached and can made second support column 803 carry out spacing effect.

Referring to fig. 2, the adjusting assembly 9 includes a protective housing 901 and a chain 904, the protective housing 901 corresponding in position to the carrier plate 3, the protective housing 901 being rotatably connected to the chain 904.

The scheme is adopted: through the design that the protecting crust 901 corresponds with the loading plate 3 position, when driving motor 902 drives lead screw 905 to reciprocate at first screw hole 10 through the cooperation of sprocket 903 and chain 904, protecting crust 901 can follow and reciprocate together to the effect that can make protecting sprocket 903 and chain 904 has been reached.

Referring to fig. 2, a driving motor 902 is fixedly installed at one end of the upper surface of a protecting shell 901, an output shaft of the driving motor 902 penetrates through one end of the upper surface of the protecting shell 901, a through hole 5 is formed at one end of the upper surface of the protecting shell 901, a chain wheel 903 is fixedly installed at one end of the output shaft of the driving motor 902, another group of chain wheels 903 are correspondingly arranged on one side of the chain wheel 903, a rotating column 907 is rotatably connected to the upper surface of the other group of chain wheels 903, the rotating column 907 is rotatably connected with the upper end inside the protecting shell 901, the two groups of chain wheels 903 are in meshed connection with a chain 904, a screw rod 905 is fixedly installed on the lower surface of the two groups of chain wheels 903, the screw rod 905 penetrates through the upper surface of a bearing plate 3, first threaded holes 10 corresponding to the screw rod 905 are formed at two ends of two sides of the upper surface of the bearing plate 3, and a bottom plate 906 is rotatably connected to the lower end of the screw rod 905.

The scheme is adopted: through the design that two sets of chain wheels 903 are all connected with the chain 904 in a meshed manner, when the driving motor 902 drives one set of chain wheels 903 to rotate, one set of chain wheels 903 can drive the other set of chain wheels 903 to rotate through the chain 904, so that the effect that the driving motor 902 can drive the two sets of chain wheels 903 to rotate together is achieved.

The working principle of the utility model is as follows:

when the multifunctional chair is used, the driving motor 902 is started, the driving motor 902 can drive one group of chain wheels 903 to rotate, the chain wheels 903 can drive the other group of chain wheels 903 to rotate through the chain 904, the chain wheels 903 can drive the screw rods 905 to rotate, the screw rods 905 can move up and down through the first threaded holes 10 and then drive the bottom plate 906 to contact the ground, the chair seat 7 is pulled out in a sliding mode, the second supporting columns 803 are rotated, the driving motor 902 is matched to enable the second universal wheels 801 to contact the ground, and the limiting blocks 14 are arranged on the lower surface of the chair seat 7.

To sum up: this small-size loop wheel machine that transport material used, through loading board 3, first universal wheel 4, through-hole 5, lean against back of the chair 6, the seat support 7, remove supporting component 8, adjusting component 9, take in board 11, stopper 14, bolt 15, first support column 16, side dress board 18, cooperation between first dwang 19 and the limiting plate 20, it is to support small-size loop wheel machine to ground four corners at first to have solved current small-size loop wheel machine when preparing to transport, but current support is all fixed by relying on manual rotation screw rod, and waste time and energy, and work efficiency is lower, when the seat end pair control small-size loop wheel machine of staff sitting on small-size loop wheel machine simultaneously, the seat is in a block with small-size loop wheel machine connection, small-size loop wheel machine is limited to the holding power of seat, lead to long-term use can lead to seat and small-size loop wheel machine to break apart problem.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a small-size loop wheel machine that transport material used, includes small-size loop wheel machine main part (1), its characterized in that: the utility model provides a small-size loop wheel machine main part (1) lower extreme is provided with machine case (2), machine case (2) one end is provided with storage plate (11), storage groove (12) have been seted up to storage plate (11) one end, slidable mounting has chair seat (7) on storage groove (12), chair seat (7) upper surface one end fixed mounting has chair back (6), all rotate at chair seat (7) lower surface both ends and be connected with movable support subassembly (8), storage plate (11) lower surface both ends equal fixed mounting has first support column (16), first support column (16) and loading board (3) fixed connection, machine case (2) lower surface is provided with loading board (3), loading board (3) both ends all are provided with adjusting part (9), the both ends of loading board (3) lower surface both sides all are provided with first universal wheel (4).

2. A miniature crane for transporting materials as defined in claim 1, wherein: the movable support assembly (8) comprises a second support column (803), the second support column (803) is rotationally connected with the chair seat (7), a second universal wheel (801) is arranged at the lower end of the second support column (803), a connecting rod (802) is fixedly installed between the second support column (803) in two groups, and a -shaped support plate (804) is rotationally connected to the side wall of the second support column (803).

3. A miniature crane for transporting materials as defined in claim 2, wherein: the upper end of the second support column (803) is rotationally connected with a first rotating rod (19), two ends of the first rotating rod (19) are rotationally connected with side mounting plates (18), and the side mounting plates (18) are fixedly connected with the chair seat (7).

4. A miniature crane for transporting materials as defined in claim 2, wherein: the end part of the -shaped supporting plate (804) is rotationally connected with a second rotating rod (805), a rotating hole (17) corresponding to the second rotating rod (805) is formed in the side wall of the second supporting column (803), and the second rotating rod (805) is rotationally arranged on the rotating hole (17).

5. A miniature crane for transporting materials as defined in claim 3, wherein: two sides side dress board (18) one side fixed mounting has limiting plate (20), limiting plate (20) are corresponding with second support column (803) position, all correspond in arm-chair seat (7) lower surface both ends and be provided with stopper (14), screw thread groove (13) have all been seted up at arm-chair seat (7) lower surface both ends, second screw hole (21) corresponding with screw thread groove (13) have been seted up to stopper (14) lower surface, second screw hole (21) have bolt (15) through threaded connection.

6. A miniature crane for transporting materials as defined in claim 1, wherein: the adjusting assembly (9) comprises a protective shell (901) and a chain (904), the protective shell (901) corresponds to the bearing plate (3) in position, and the protective shell (901) is rotationally connected with the chain (904).

7. A miniature crane for transporting materials as defined in claim 6, wherein: the utility model discloses a motor protector for the automobile, including motor protector (901), motor protector (903), motor protector (901) upper surface one end fixed mounting has driving motor (902), driving motor (902) output shaft interlude and runs through motor protector (901) upper surface one end, through-hole (5) have been seted up to motor protector (901) upper surface one end, one side of sprocket (903) corresponds and is provided with another group sprocket (903), and another group sprocket (903) upper surface rotates and is connected with rotation post (907), rotation post (907) rotates with inside upper end of motor protector (901) to be connected, two sets of sprocket (903) all are connected with chain (904) meshing, two sets of sprocket (903) lower surface fixed mounting have lead screw (905), lead screw (905) interlude and run through carrier plate (3) upper surface, first screw hole (10) corresponding with lead screw (905) are all seted up at the both ends of carrier plate (3) upper surface both sides, lead screw (905) lower extreme rotation is connected with bottom plate (906).