CN217994532U - Efficient crane - Google Patents
Efficient crane Download PDFInfo
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- CN217994532U CN217994532U CN202220292059.2U CN202220292059U CN217994532U CN 217994532 U CN217994532 U CN 217994532U CN 202220292059 U CN202220292059 U CN 202220292059U CN 217994532 U CN217994532 U CN 217994532U
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Abstract
An efficient crane comprises a base, a lifting power cylinder, a base positioning mechanism, a winch, a pulley, a lifting hook and a rack; the base is rotatably connected with a cylinder, and a cylinder rotating mechanism is connected between the base and the cylinder; the base positioning mechanism comprises a support, a threaded cylinder, a screw rod, a pressing plate and a positioning layer; the support is fixed on one side of the base, and a cavity is formed in the bottom of the support; the threaded cylinder is fixed at the top of the support; the screw rod is in threaded connection with the threaded cylinder, and the lower end of the screw rod extends into the cavity; the pressing plate is arranged in the cavity of the support, and the top of the pressing plate is connected with the screw; a positioning layer is fixed at the bottom of the pressing plate; the lifting power cylinder is connected in the cylinder body, and a threaded rod is fixed at the piston rod end of the lifting power cylinder; the threaded rod is connected with a locking nut; the frame is connected to the upper end of the threaded rod; the winch is arranged at the bottom of the frame; the pulley is arranged on the top of the frame; a pull rope is connected between the winch and the pulley. The utility model provides a traditional crane function singleness, can't rotate and can't stabilize the technical problem who goes up and down with the crane.
Description
Technical Field
The utility model belongs to building engineering construction equipment field, in particular to efficient plays crane.
Background
In the process of engineering construction, a crane is needed to hoist heavy objects. However, the existing crane has a single function, cannot rotate and face, and cannot stably lift the crane.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an efficient crane, solve traditional crane function singleness, can not rotate and also can't stable carry out the technical problem that goes up and down with the crane.
In order to achieve the above purpose, the utility model adopts the following technical scheme.
An efficient crane comprises a base, a lifting power cylinder, a base positioning mechanism, a winch, a pulley, a lifting hook and a rack; the base is rotatably connected with a cylinder, and a cylinder rotating mechanism is connected between the base and the cylinder; the two groups of base positioning mechanisms are respectively arranged on the opposite sides of the base; the base positioning mechanism comprises a support, a threaded cylinder, a screw, a pressing plate and a positioning layer; the support is fixed on the side edge of one corresponding side of the base, and a cavity is formed in the bottom of the support; the threaded cylinder is fixed at the top of the support; the screw rod is in threaded connection with the threaded cylinder, and the lower end of the screw rod penetrates through the top of the support and extends into the cavity; the pressure plate is arranged in the cavity of the support, and the top of the pressure plate is connected with the bottom end of the screw rod; a positioning layer is fixed at the bottom of the pressing plate; the lifting power cylinder is fixedly connected in the cylinder body, and a threaded rod is fixed at the piston rod end of the lifting power cylinder; the upper end of the threaded rod exceeds the top of the barrel, and a locking nut is in threaded connection with the threaded rod and is positioned at the top of the barrel; the outer diameter of the locking nut is larger than the diameter of the opening of the cylinder; the rack is connected to the upper end of the threaded rod; the winch is arranged at the bottom of the rack; the pulley is arranged on the top of the frame; a pull rope is connected between the winch and the pulley; one end of the pull rope is wound on the winch, and the other end of the pull rope penetrates through the pulley to be connected with the lifting hook.
Preferably, the cylinder rotating mechanism consists of a motor, a gear and a toothed ring; the machine body of the motor is fixed on the base and close to the cylinder; the gear is fixed on an output shaft at the bottom of the motor; the gear ring is sleeved and fixed at the lower part of the cylinder body, and the gear ring is meshed with the gear.
Preferably, the upper part of the cylinder body is fixedly sleeved with a ball bearing; and support rods are arranged between the bottom of the ball bearing and the base at intervals along the annular direction.
Preferably, the support comprises a side plate and a top plate; the four side plates are arranged in a rectangular shape; the top plate is arranged at the tops of the four side plates.
Preferably, the positioning layer is a rubber layer, and the top of the screw rod is connected with an operating handle.
Compared with the prior art, the utility model has the following characteristics and beneficial effect.
1. The efficient crane controls the lifting of the crane by arranging the lifting power cylinder, and the threaded rod of the efficient crane is in threaded connection with the locking nut at the top of the cylinder body, so that the lifting safety is improved by the locking nut; and simultaneously, the utility model discloses be connected with barrel rotary mechanism between base and barrel, utilize barrel rotary mechanism to adjust the orientation of crane, traditional lift truck function singleness, unable rotatory technical problem have been solved to this kind of structural design.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings.
Fig. 1 is a schematic structural view of the crane of the present invention.
Fig. 2 is a schematic structural diagram of the middle base positioning mechanism of the present invention.
Reference numerals: the device comprises a base 1, a barrel 2, a lifting power cylinder 3, a threaded rod 4, a locking nut 5, a barrel rotating mechanism 6, a motor 6.1, a gear 6.2, a toothed ring 6.3, a base positioning mechanism 7, a threaded barrel 7.1, a threaded rod 7.2, a pressing plate 7.3, a positioning layer 7.4, a support 7.5, a side plate 7.5.1, a top plate 7.5.2, an operating handle 7.6, a winch 8, a pulley 9, a hook 10, a rack 11, a support rod 12, a ball bearing 13, a pull rope 14 and a horizontal support 15.
Detailed Description
As shown in fig. 1 and 2, the high-efficiency hoisting machine comprises a base 1, a lifting power cylinder 3, a base positioning mechanism 7, a winch 8, a pulley 9, a lifting hook 10 and a frame 11; the base 1 is rotatably connected with a cylinder 2, and a cylinder rotating mechanism 6 is connected between the base 1 and the cylinder 2; two groups of base positioning mechanisms 7 are arranged, and the two groups of base positioning mechanisms 7 are respectively arranged on the opposite sides of the base 1; the base positioning mechanism 7 comprises a support 7.5, a thread cylinder 7.1, a screw 7.2, a pressing plate 7.3 and a positioning layer 7.4; the support 7.5 is fixed on the side edge of one corresponding side of the base 1, and a cavity is arranged at the bottom of the support 7.5; the threaded cylinder 7.1 is fixed at the top of the support 7.5; the screw 7.2 is in threaded connection with the threaded barrel 7.1, and the lower end of the screw 7.2 penetrates through the top of the support 7.5 and extends into the cavity; the pressure plate 7.3 is arranged in a cavity of the support 7.5, and the top of the pressure plate 7.3 is connected with the bottom end of the screw 7.2; a positioning layer 7.4 is fixed at the bottom of the pressing plate 7.3; the lifting power cylinder 3 is fixedly connected in the cylinder body 2, and a threaded rod 4 is fixed at the piston rod end of the lifting power cylinder 3; the upper end of the threaded rod 4 exceeds the top of the barrel body 2, and a locking nut 5 is in threaded connection with the threaded rod 4 at the top of the barrel body 2; the outer diameter of the locking nut 5 is larger than the opening diameter of the cylinder 2; the frame 11 is connected to the upper end of the threaded rod 4; the winch 8 is arranged at the bottom of the frame 11; the pulley 9 is arranged on the top of the frame 11; a pull rope 14 is connected between the winch 8 and the pulley 9; one end of the pull rope 14 is wound on the winch 8, and the other end of the pull rope 14 penetrates through the pulley 9 to be connected with the lifting hook 10.
In this embodiment, the cylinder rotating mechanism 6 is composed of a motor 6.1, a gear 6.2 and a gear ring 6.3; the body of the motor 6.1 is fixed on the base 1 and close to the cylinder 2; the gear 6.2 is fixed on an output shaft at the bottom of the motor 6.1; the toothed ring 6.3 is sleeved and fixed at the lower part of the cylinder body 2, and the toothed ring 6.3 is meshed with the gear 6.2.
In this embodiment, the upper portion of the cylinder 2 is fixedly sleeved with a ball bearing 13; support rods 12 are provided between the bottom of the ball bearing 13 and the base 1 at intervals in the circumferential direction.
In this embodiment, the support 7.5 includes a side plate 7.5.1 and a top plate 7.5.2; four side plates 7.5.1 are arranged, and the four side plates 7.5.1 are rectangular; the top plate 7.5.2 is arranged on top of the four side plates 7.5.1.
In this embodiment, the positioning layer 7.4 is a rubber layer, and the top of the screw 7.2 is connected with an operating handle 7.6.
In this embodiment, the top of the threaded rod 4 is fixedly connected with a horizontal support 15; the winch 8 is arranged on the left side of the horizontal support 15; the frame 11 is connected to the right side of the horizontal support 15 in an inclined manner.
In this embodiment, the piston rod of the lifting power cylinder 3 stretches to drive the threaded rod 4 to move up and down along the cylinder 2, and the threaded rod 4 can drive the frame 11 to move up and down. After the threaded rod 4 moves up and down to the proper position, the locking nut 5 is screwed to move down until the locking nut 5 abuts against the top end of the cylinder 2, so that the frame 11 can be prevented from falling down uncontrollably due to the failure of the lifting power cylinder 3.
In this embodiment, the motor 6.1 can drive the gear 6.2 to rotate, and the gear 6.2 can drive the toothed ring 6.3 engaged therewith to rotate, so as to drive the cylinder 2 and the rack 11 to rotate, thereby adjusting the orientation of the crane.
In this embodiment, the cylinder 2 is fixed to the inner ring of the ball bearing 13, and the outer ring of the ball bearing 13 is fixed to the base 1 through a plurality of support rods 12.
In this embodiment, the screw 7.2 is rotated, so that the screw 7.2 can move up and down along the threaded cylinder 7.1, and the screw 7.2 can drive the pressing plate 7.3 to move up and down. When positioning is required, the positioning layer 7.4 at the bottom of the pressing plate 7.3 is pressed on the ground, thereby maintaining the stability of the whole crane.
Claims (5)
1. An efficient plays crane which characterized in that: comprises a base (1), a lifting power cylinder (3), a base positioning mechanism (7), a winch (8), a pulley (9), a lifting hook (10) and a frame (11); the base (1) is rotatably connected with a cylinder (2), and a cylinder rotating mechanism (6) is connected between the base (1) and the cylinder (2); two groups of base positioning mechanisms (7) are arranged, and the two groups of base positioning mechanisms (7) are respectively arranged on the opposite sides of the base (1); the base positioning mechanism (7) comprises a support (7.5), a threaded cylinder (7.1), a screw rod (7.2), a pressing plate (7.3) and a positioning layer (7.4); the support (7.5) is fixed on the side edge of one corresponding side of the base (1), and a cavity is arranged at the bottom of the support (7.5); the threaded cylinder (7.1) is fixed at the top of the support (7.5); the screw (7.2) is in threaded connection with the threaded barrel (7.1), and the lower end of the screw (7.2) penetrates through the top of the support (7.5) and extends into the cavity; the pressure plate (7.3) is arranged in a cavity of the support (7.5), and the top of the pressure plate (7.3) is connected with the bottom end of the screw rod (7.2); a positioning layer (7.4) is fixed at the bottom of the pressing plate (7.3); the lifting power cylinder (3) is fixedly connected in the cylinder body (2), and a threaded rod (4) is fixed at the piston rod end of the lifting power cylinder (3); the upper end of the threaded rod (4) exceeds the top of the barrel body (2), and a locking nut (5) is in threaded connection with the threaded rod (4) and is positioned at the top of the barrel body (2); the outer diameter of the locking nut (5) is larger than the opening diameter of the cylinder body (2); the frame (11) is connected to the upper end of the threaded rod (4); the winch (8) is arranged at the bottom of the rack (11); the pulley (9) is arranged on the top of the frame (11); a pull rope (14) is connected between the winch (8) and the pulley (9); one end of the pull rope (14) is wound on the winch (8), and the other end of the pull rope (14) penetrates through the pulley (9) to be connected with the lifting hook (10).
2. The high efficiency hoist as claimed in claim 1, wherein: the cylinder rotating mechanism (6) consists of a motor (6.1), a gear (6.2) and a gear ring (6.3); the body of the motor (6.1) is fixed on the base (1) at a position close to the cylinder (2); the gear (6.2) is fixed on an output shaft at the bottom of the motor (6.1); the gear ring (6.3) is sleeved and fixed at the lower part of the cylinder body (2), and the gear ring (6.3) is meshed with the gear (6.2).
3. The high efficiency hoist as claimed in claim 1, wherein: the upper part of the cylinder body (2) is fixedly sleeved with a ball bearing (13); supporting rods (12) are arranged between the bottom of the ball bearing (13) and the base (1) at intervals along the circumferential direction.
4. The high efficiency hoist as claimed in claim 1, wherein: the support (7.5) comprises a side plate (7.5.1) and a top plate (7.5.2); four side plates (7.5.1) are arranged in a rectangular shape; the top plate (7.5.2) is arranged at the top of the four side plates (7.5.1).
5. The high efficiency hoist as claimed in claim 1, wherein: the positioning layer (7.4) is a rubber layer, and the top of the screw rod (7.2) is connected with an operating handle (7.6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220292059.2U CN217994532U (en) | 2022-02-14 | 2022-02-14 | Efficient crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220292059.2U CN217994532U (en) | 2022-02-14 | 2022-02-14 | Efficient crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217994532U true CN217994532U (en) | 2022-12-09 |
Family
ID=84286904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220292059.2U Active CN217994532U (en) | 2022-02-14 | 2022-02-14 | Efficient crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217994532U (en) |
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2022
- 2022-02-14 CN CN202220292059.2U patent/CN217994532U/en active Active
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