CN210885000U - Rotating arm crane with light structure - Google Patents
Rotating arm crane with light structure Download PDFInfo
- Publication number
- CN210885000U CN210885000U CN201921834858.2U CN201921834858U CN210885000U CN 210885000 U CN210885000 U CN 210885000U CN 201921834858 U CN201921834858 U CN 201921834858U CN 210885000 U CN210885000 U CN 210885000U
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- rod piece
- connecting portion
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- rod
- crane
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Abstract
The utility model discloses a swing arm crane with a light structure, which comprises a first rod piece, a second rod piece, a connecting piece and a crane box; the first rod piece and the second rod piece are perpendicularly connected through the connecting piece, the first rod piece and the second rod piece are rotatably connected, one side of the second rod piece is connected with the stroke motor, the telescopic rod of the stroke motor is connected with the crane box, and the crane box is driven by the stroke motor to reciprocate along the length direction of the second rod piece. A rocking arm loop wheel machine that structure is light, the structure is nimble light, can accurate control loop wheel machine's stroke.
Description
Technical Field
The utility model relates to a loop wheel machine especially relates to a rocking arm loop wheel machine that structure is light.
Background
A crane is a kind of crane, and is usually installed in a workshop or a place where an object needs to be lifted. The crane can be divided into a vertical crane and a rotary crane according to the motion form of the crane, the crane usually consists of a guide rail and an electric hoist, the guide rail is divided into a vertical guide rail and a horizontal guide rail, the horizontal guide rail can move along the vertical guide rail, and the electric hoist can move along the horizontal guide rail, so that the electric hoist can reach any point in a plane. Rotary cranes are generally divided into a boom and a base, with the bottom end of the boom being pivotally connected to the base. The lifting part (such as an electric hoist) of the existing crane is manually controlled to move by the distance, and although the moving mode is flexible and simple, the moving mode is not favorable for accurate control.
Disclosure of Invention
The purpose of the invention is as follows: in order to overcome the defects in the prior art, the utility model provides a portable rocking arm loop wheel machine of structure realizes the accurate control of loop wheel machine box.
The technical scheme is as follows: in order to achieve the purpose, the rotating arm crane with a light structure comprises a first rod piece, a second rod piece, a connecting piece and a crane box; the first rod piece and the second rod piece are vertically connected through a connecting piece, one side of the second rod piece is connected with a stroke motor, a telescopic rod of the stroke motor is connected with a crane box, and the crane box is driven by the stroke motor to reciprocate along the length direction of the second rod piece.
Further, the connecting member includes a first connecting portion and a second connecting portion; the first rod piece is fixed with the first connecting portion, the second rod piece is fixed with the second connecting portion, the first connecting portion and the second connecting portion are perpendicular to each other, and the first connecting portion is rotatably connected with the second connecting portion.
Furthermore, one end of the second connecting part is provided with a connecting hole along the height direction of the second connecting part, the top surface of the connecting part extends upwards to form a connecting column, and the connecting column is rotatably connected with the connecting hole through a bearing; and the top end of the connecting column is connected with a locking nut, and the connecting column is limited in the connecting hole by the locking nut.
Further, press to establish between the up end of lock nut's lower terminal surface and bearing and be connected with the mounting disc, the mounting disc is connected with a plurality of top pearls, be provided with a plurality of recesses on the second member, the top pearl is rotatable to in any recess.
Furthermore, slots are formed in the bottom ends of the first connecting portion and the second connecting portion, one end of the first rod piece is fixedly connected into the slot of the first connecting portion, and one end of the second rod piece is fixedly connected into the slot of the second connecting portion.
Furthermore, the second rod piece is of a cavity-shaped structure, a slot is formed in the lower surface of the inner cavity of the second rod piece along the length direction of the second rod piece, a connecting rod is fixed to the top of the crane box, the top of the connecting rod penetrates through the slot and is arranged in the inner cavity of the second rod piece and connected with a roller, and the roller rolls on the lower surface of the inner cavity of the second rod piece.
The utility model has the advantages as follows: the crane box is controlled by a stroke motor to slide on a second rod piece, and the stroke motor is used for realizing the accurate control of the moving distance of the second rod piece; the second rod piece and the first rod piece are arranged vertically and can rotate relatively, when the second rod piece is adjusted to a proper angle, the first rod piece and the second rod piece are relatively fixed through the top beads, and the structure is flexible.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the connecting member of the present invention;
fig. 3 is a structural sectional view of the connecting member of the present invention;
fig. 4 is a schematic structural diagram of the crane box of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
A boom hoist with a light structure as shown in fig. 1 to 4 includes a first bar 1, a second bar 2, a connector 3, and a hoist case 4. First member 1 and second member 2 all select for use the aluminium alloy, first member 1 forms perpendicular the connection through connecting piece 3 with second member 2, constitutes "L" shape of invering, wherein the vertical setting of first member 1, 2 horizontal settings of second member. The stroke motor 5 is fixedly connected to the side face of the second rod piece 2, the telescopic rod forming the motor 5 is connected with the crane box, and the crane box 4 is driven by the stroke motor 5 to reciprocate along the length direction of the second rod piece 2.
The connecting piece 3 includes first connecting portion 6 and second connecting portion 7, first connecting portion 6 and second connecting portion 7 are the tubular member of rectangle, first connecting portion 6 and second connecting portion 7 mutually perpendicular set up and form "L" shape, the one end of first connecting portion 6 and the one end swivelling joint of second connecting portion 7, the other end of first connecting portion 6 and second connecting portion 7 is provided with slot 15. One end of the first rod piece 1 is fixedly connected into the slot 15 of the first connecting part 6 and is fixed through a screw; one end of the second rod 2 is fixedly connected to the slot 15 of the second connecting part 7 and is fixed by a screw.
Specifically, the one end of second connecting portion 7 is provided with connecting hole 8 along its direction of height, the top surface of connecting piece 3 upwards extends and forms spliced pole 9, the upper end and the lower extreme of connecting hole 8 are connected with the bearing, the spliced pole cover is located and is makeed first connecting portion and second connecting portion to form swivelling joint in the bearing. The connecting column 9 penetrates through the bearing at the upper end and then is fixedly connected with the locking nut 11 through threads, and the locking nut 11 limits the connecting column 9 in the connecting hole 8 so that the connecting column cannot move along the axial direction. Pressing between the lower terminal surface of lock nut 11 and the up end of upper end bearing 10 and establishing and be connected with mounting disc 12, mounting disc 12 is connected with a plurality of top pearls 13, top pearl 13 adopts current spring top pearl, the dead lever of top pearl 13 passes through threaded fixation with the mounting disc, be provided with a plurality of recesses 14 on the second member 2, top pearl 13 is rotatable to arbitrary recess 14 in, top pearl 13 has the effect of location and buffering.
The second rod piece 2 is of a cavity-shaped structure, a slot is formed in the lower surface of the inner cavity of the second rod piece 2 along the length direction of the second rod piece, a connecting rod 16 is fixed to the top of the crane box 4, the top of the connecting rod 16 penetrates through the slot and is arranged in the inner cavity of the second rod piece 2 and connected with a roller 17, and the roller 17 rolls on the lower surface of the inner cavity of the second rod piece 2.
The above description is only a preferred embodiment of the present invention, and it should be noted that: for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications should also be considered as the protection scope of the present invention.
Claims (6)
1. The utility model provides a rocking arm loop wheel machine that structure is light which characterized in that: comprises a first rod piece (1), a second rod piece (2), a connecting piece (3) and a crane box (4); the crane is characterized in that the first rod piece (1) is vertically connected with the second rod piece (2) through a connecting piece (3), one side of the second rod piece (2) is connected with a stroke motor (5), a telescopic rod of the stroke motor (5) is connected with a crane box (4), and the crane box (4) is driven by the stroke motor (5) to reciprocate along the length direction of the second rod piece (2).
2. A boom hoist of light construction according to claim 1, characterized in that: the connecting piece (3) comprises a first connecting part (6) and a second connecting part (7); the first rod piece (1) is fixed with the first connecting portion (6), the second rod piece (2) is fixed with the second connecting portion (7), the first connecting portion (6) and the second connecting portion (7) are perpendicularly arranged, and the first connecting portion (6) is rotatably connected with the second connecting portion (7).
3. A boom hoist of light construction according to claim 2, characterized in that: one end of the second connecting part (7) is provided with a connecting hole (8) along the height direction, the top surface of the connecting part (3) extends upwards to form a connecting column (9), and the connecting column (9) is rotatably connected with the connecting hole (8) through a bearing (10); the top end of the connecting column (9) is connected with a locking nut (11), and the connecting column (9) is limited in the connecting hole (8) by the locking nut (11).
4. A boom hoist of light construction according to claim 3, characterized in that: the locking device is characterized in that a mounting disc (12) is arranged between the lower end face of the locking nut (11) and the upper end face of the bearing (10) in a pressing mode, a plurality of ejecting balls (13) are connected to the mounting disc (12), a plurality of grooves (14) are formed in the second rod piece (2), and the ejecting balls (13) can rotate to any one groove (14).
5. A boom hoist of light construction according to claim 2, characterized in that: the bottom of first connecting portion (6) and second connecting portion (7) all is provided with slot (15), the one end fixed connection of first member (1) is in slot (15) of first connecting portion (6), the one end fixed connection of second member (2) is in slot (15) of second connecting portion (7).
6. A boom hoist of light construction according to claim 1, characterized in that: the second rod piece (2) is of a cavity-shaped structure, a slot is formed in the lower surface of the inner cavity of the second rod piece (2) along the length direction of the lower surface, a connecting rod (16) is fixed to the top of the crane box (4), the top of the connecting rod (16) penetrates through the slot and is arranged in the inner cavity of the second rod piece (2) and connected with a roller (17), and the roller (17) rolls on the lower surface of the inner cavity of the second rod piece (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921834858.2U CN210885000U (en) | 2019-10-29 | 2019-10-29 | Rotating arm crane with light structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921834858.2U CN210885000U (en) | 2019-10-29 | 2019-10-29 | Rotating arm crane with light structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210885000U true CN210885000U (en) | 2020-06-30 |
Family
ID=71320664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921834858.2U Active CN210885000U (en) | 2019-10-29 | 2019-10-29 | Rotating arm crane with light structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210885000U (en) |
-
2019
- 2019-10-29 CN CN201921834858.2U patent/CN210885000U/en active Active
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| GR01 | Patent grant |