CN209567739U - hoist for building construction - Google Patents

Abstract

The utility model discloses a winch for building construction, which comprises a bottom plate, the upper end of the bottom plate is fixedly connected with a servo motor, the upper end of the bottom plate is fixedly connected with a cover body, and the output end of the servo motor is fixedly connected with a drive shaft , and the end of the driving shaft away from the servo motor is rotatably connected to the inner wall of the cover body, and the driven shaft parallel to the driving shaft is connected in rotation in the cover body, and the driving shaft and the driven shaft are connected by a transmission mechanism, and the cover Two support frames are fixedly connected to the top of the bottom plate on the front side of the body, and a reel is rotatably connected between the two support frames. The side walls are fixedly connected, the upper end of the bottom plate is fixedly connected with a telescopic column, and the telescopic end of the telescopic column is fixedly connected with a rectangular frame. The utility model can improve the buffer capacity of the steel wire rope on the reel, and has the function of guiding, which is helpful for the long-term use of the steel wire rope on the reel.

Description

hoist for building construction

technical field

The utility model relates to the technical field of construction equipment, in particular to a winch for building construction.

Background technique

The hoist is a light and small lifting device that uses a reel to wind a wire rope or chain to lift or pull heavy objects. It can lift vertically, and pull heavy objects horizontally or obliquely. The hoist is divided into three types: manual hoist, electric hoist and hydraulic hoist, and the electric hoist is the main type, which is mainly used for material lifting or flat dragging in construction, water conservancy projects, forestry, mines, docks, etc.

During the hoisting process of the hoist, when the object is difficult to continue to rise due to the interference of nearby shelves or buildings, the steel cable is constantly tightened, which is not conducive to the long-term use of the steel cable, and the steel cable is under tension. state, it is easy to cause the motor to overheat and be damaged. Therefore, we propose a hoist for building construction to solve the above-mentioned problems.

Utility model content

The purpose of this utility model is in order to solve the shortcoming that exists in the prior art, and propose a kind of winch that the construction is used.

In order to achieve the above object, the utility model adopts the following technical solutions:

A winch for building construction, comprising a base plate, the upper end of the base plate is fixedly connected with a servo motor, the upper end of the base plate is fixedly connected with a cover, the output end of the servo motor is fixedly connected with a driving shaft, and the driving shaft is far away from One end of the servo motor is rotatably connected to the inner wall of the cover, and a driven shaft parallel to the driving shaft is rotatably connected in the cover, and the driving shaft and the driven shaft are connected by a transmission mechanism, and the bottom plate on the front side of the cover The upper end is fixedly connected with two support frames, and a reel is rotatably connected between the two support frames, and the end of the driven shaft away from the cover body passes through the side wall of one of the support frames and is fixedly connected with the side wall of the reel, The upper end of the bottom plate is fixedly connected with a telescopic column, and the telescopic end of the telescopic column is fixedly connected with a rectangular frame, and a guide mechanism corresponding to the reel is arranged in the rectangular frame, and the upper end of the bottom plate away from the servo motor is rotatably connected with an auxiliary wheel.

Preferably, the outer side of the servo motor is fixedly sleeved with a protective case, and a plurality of mounting parts are fixedly connected to the side wall of the protective case, and the mounting parts are fixedly connected to the bottom plate by a plurality of bolts.

Preferably, the transmission mechanism includes a first sprocket fixedly sleeved on the outside of the driving shaft, a second sprocket is fixedly sleeved on the outside of the driven shaft, and the outer diameter of the first sprocket is smaller than that of the second sprocket. The outer diameter of the sprocket, and the same chain is connected between the first sprocket and the second sprocket.

Preferably, the guide mechanism includes two sliding rods fixedly connected in a rectangular frame, two sliding blocks are slidably sleeved on the outside of the sliding rods, and a spring is sleeved on the outside of the sliding rod between the two sliding blocks , the two ends of the spring are respectively fixedly connected with the side walls of the slider, two brackets are arranged on the upper side of the rectangular frame, and a guide wheel is rotatably connected between the two brackets, and the opposite sides of the bracket and the slider A connecting rod is rotatably connected to the side wall, and the side walls of the bracket and the slide block are provided with connecting grooves corresponding to the connecting rod.

Preferably, a wire rope is sleeved on the outside of the drum, and the end of the wire rope away from the drum is sequentially connected to the guide wheel and the auxiliary wheel and extends to the outside of the auxiliary wheel.

Preferably, the outer walls of the guide wheels and the auxiliary wheels are provided with anti-slip lines, the telescopic end of the telescopic column is fixedly connected with a ring, and the ring is fixedly connected to the lower end of the rectangular frame by a plurality of bolts.

Compared with the prior art, the beneficial effects of the utility model are:

1. The driving shaft and the driven shaft are connected by rotating on the inner wall of the cover, and a transmission mechanism is arranged between the driving shaft and the driven shaft. Under the transmission action of the transmission mechanism, on the one hand, it can drive the driven shaft to perform Rotate, and then make the reel rotate, on the other hand, because the outer diameter value of the second sprocket is greater than the outer diameter value of the first sprocket, play a slowing effect on the driven shaft, reduce the speed caused by the excessive speed of the driven shaft Fast and the impact on the reel take-up and pay-off line.

2. The telescopic column is fixedly connected to the upper end of the bottom plate, and the rectangular frame is connected to the upper end of the telescopic column. The height of the rectangular frame can be adjusted according to the needs of the wire rope transmission. In addition, a guiding mechanism is provided in the rectangular frame , can improve the buffering capacity of the wire rope on the drum, and has a guiding effect, which is helpful for the long-term use of the wire rope on the drum.

Description of drawings

Fig. 1 is the top view structure schematic diagram of a kind of winch that the utility model proposes;

Fig. 2 is a partial enlarged view of place A in Fig. 1;

Fig. 3 is a side structure schematic diagram of a winch for building construction proposed by the utility model.

In the figure: 1 base plate, 2 servo motor, 3 cover body, 4 driving shaft, 5 driven shaft, 6 support frame, 7 reel, 8 telescopic column, 9 rectangular frame, 10 auxiliary wheel, 11 protective shell, 12 first Sprocket wheel, 13 second sprockets, 14 chains, 15 slide bars, 16 slide blocks, 17 springs, 18 supports, 19 guide wheels, 20 connecting rods.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example.

Referring to Figures 1-3, a winch for building construction includes a base plate 1, and a servo motor 2 is fixedly connected to the upper end of the base plate 1. The servo motor 2 can rotate forward and reverse, which is beneficial to the winding of the wire rope, and the servo motor 2 is The prior art will not be repeated here. Specifically, the outer side of the servo motor 2 is fixedly sleeved with a protective case 11, and a plurality of mounting parts are fixedly connected to the side wall of the protective case 11, and the mounting part and the bottom plate 1 are connected by A plurality of bolts are fixedly connected to protect the servo motor and facilitate the adjustment of the position of the servo motor. The upper end of the bottom plate 1 is fixedly connected to the cover body 3, and the output end of the servo motor 2 is fixedly connected to the drive shaft 4, and The end of the drive shaft 4 away from the servo motor 2 is rotatably connected to the inner wall of the cover body 3, and the cover body 3 is rotatably connected with a driven shaft 5 parallel to the drive shaft 4, and the drive shaft 4 and the driven shaft 5 are connected by a transmission mechanism. Connection, specifically, the transmission mechanism includes a first sprocket 12 fixedly sleeved on the outside of the driving shaft 4, a second sprocket 13 is fixedly sleeved on the outside of the driven shaft 5, and the outer diameter of the first sprocket 12 is smaller than that of the first sprocket 12. The outer diameter value of the second sprocket 13, and the same chain 14 is connected between the first sprocket 12 and the second sprocket 13, under the transmission effect of the transmission mechanism, on the one hand, it can drive the driven shaft 5 to rotate, And then reel 7 is rotated, on the other hand, because the outer diameter value of the second sprocket wheel 13 is greater than the outer diameter value of the first sprocket wheel 12, the effect of slowing down is played on the driven shaft 5, reducing the speed caused by the driven shaft. 5 The influence of the speed of the rotating speed on the winding and unwinding of the reel 7 due to too fast speed.

Among them, the upper end of the bottom plate 1 on the front side of the cover body 3 is fixedly connected with two support frames 6, and a reel 7 is rotatably connected between the two support frames 6, and the end of the driven shaft 5 away from the cover body 3 runs through one of the support frames 6 is fixedly connected with the side wall of the reel 7, the upper end of the bottom plate 1 is fixedly connected with a telescopic column 8, and the telescopic end of the telescopic column 8 is fixedly connected with a rectangular frame 9, specifically, the telescopic end of the telescopic column 8 is fixed A ring is connected, and the ring and the lower end of the rectangular frame 9 are fixedly connected by multiple bolts, which facilitates the disassembly between the telescopic column 8 and the rectangular frame, and the height of the rectangular frame 9 can be adjusted according to the needs of use. A guiding mechanism corresponding to the reel 7 is arranged in the frame 9 .

Specifically, the guide mechanism includes two slide bars 15 fixedly connected in the rectangular frame 9, two slide blocks 16 are sleeved on the outside of the slide bar 15, and the outside of the slide bar between the two slide blocks 16 is sleeved with Spring 17, the two ends of spring 17 are fixedly connected with the side wall of slide block 16 respectively, and the upper side of rectangular frame 9 is provided with two supports 18, and is connected with guide wheel 19 in rotation between two supports 18, and support 18 and slide The opposite side wall of the block 16 is rotatably connected with a connecting rod 20, and the side walls of the bracket 18 and the slider 16 are provided with connecting grooves corresponding to the connecting rod 20, and the upper end of the bottom plate 1 away from the servo motor 2 is rotatably connected with an auxiliary wheel. 10. The outer side of the reel 7 is sleeved with a wire rope, and the end of the wire rope away from the reel 7 is connected with the guide wheel 19 and the auxiliary wheel 10 in turn and extends to the outer side of the auxiliary wheel 10. On the outer wall of the guide wheel 19 and the auxiliary wheel 10 All are provided with anti-slip lines, and by setting the guide mechanism, the buffering capacity of the steel wire rope on the reel 7 can be improved, which is helpful for the long-term use of the steel wire rope on the reel 7 .

When the utility model is in use, the positive and negative direction of the servo motor 2 can be controlled to control the retracting and unwinding of the wire rope on the reel. The driving shaft 4 and the driven shaft 5 are connected by rotating on the inner wall of the cover body 3, and the driving shaft 4 A transmission mechanism is arranged between the transmission mechanism and the driven shaft 5. Under the transmission effect of the transmission mechanism, on the one hand, it can drive the driven shaft 5 to rotate, and then the reel 7 is rotated. On the other hand, due to the second sprocket 13 The outer diameter value is greater than the outer diameter value of the first sprocket 12, which plays a slowing effect on the driven shaft 5, and reduces the impact on the reel 7 due to the excessive speed of the driven shaft 5. In addition, through The upper end of the base plate 1 is fixedly connected with a telescopic column 8, and the upper end of the telescopic column 8 is connected with a rectangular frame 9, the height of the rectangular frame 9 can be adjusted according to the needs of the wire rope transmission. There is a guiding mechanism, which can improve the buffer capacity of the steel wire rope on the reel 7, and has a guiding effect, which is helpful for the long-term use of the steel wire rope on the reel 7.

The above is only a preferred embodiment of the utility model, but the scope of protection of the utility model is not limited thereto. The equivalent replacement or change of the new technical solution and the concept of the utility model shall be covered by the protection scope of the utility model.

Claims (6)

1. a kind of hoist engine of construction, including bottom plate (1), which is characterized in that the upper end of the bottom plate (1) is fixedly connected Have servo motor (2), the upper end of the bottom plate (1) is fixedly connected with cover (3), and the output end of the servo motor (2) is fixed It is connected with driving shaft (4), and the inner wall of driving shaft (4) one end and cover (3) far from servo motor (2) is rotatablely connected, it is described It is rotatably connected to the driven shaft parallel with driving shaft (4) (5) in cover (3), and by passing between driving shaft (4) and driven shaft (5) The connection of motivation structure, bottom plate (1) upper end on front side of the cover (3) are fixedly connected with that there are two support frame (6), and two support frames (6) it is rotatably connected between reel (7), an one end therethrough support frame (6) of the driven shaft (5) far from cover (3) Side wall and be fixedly connected with the side wall of reel (7), the upper end of the bottom plate (1) is fixedly connected with telescopic mast (8), and telescopic mast (8) telescopic end is fixedly connected with rectangle frame (9), is provided with guiding mechanism corresponding with reel (7) in the rectangle frame (9), The bottom plate (1) is rotatably connected to auxiliary wheel (10) far from the upper end of servo motor (2).

2. a kind of hoist engine of construction according to claim 1, which is characterized in that the servo motor (2) Outside fixing sleeve is connected to protective shell (11), is fixedly connected with multiple installation parts, and installation part on the side wall of the protective shell (11) It is fixedly connected between bottom plate (1) by multiple bolts.

3. a kind of hoist engine of construction according to claim 1, which is characterized in that the transmission mechanism includes solid Surely the outside fixing sleeve of the first sprocket wheel (12) being socketed on the outside of driving shaft (4), the driven shaft (5) is connected to the second sprocket wheel (13), outer diameter value of the outer diameter value of first sprocket wheel (12) less than the second sprocket wheel (13), and the first sprocket wheel (12) and the second chain Same chain (14) are connected between wheel (13).

4. a kind of hoist engine of construction according to claim 1, which is characterized in that the guiding mechanism includes two Root is fixedly connected on the slide bar (15) in rectangle frame (9), is slidably socketed on the outside of the slide bar (15) there are two sliding block (16), and It is socketed with spring (17) on the outside of slide bar between two sliding blocks (16), the both ends of the spring (17) side with sliding block (16) respectively Wall is fixedly connected, and there are two bracket (18) for the upside setting of the rectangle frame (9), and are rotatably connected between two brackets (18) Be rotatably connected to connecting rod (20) on directive wheel (19), the bracket (18) and the opposite side wall of sliding block (16), and bracket (18) and Link slot corresponding with connecting rod (20) is offered on the side wall of sliding block (16).

5. a kind of hoist engine of construction according to claim 4, which is characterized in that the outside of the reel (7) It is socketed with wirerope, and the one end of wirerope far from reel (7) successively connect and extends with directive wheel (19) and auxiliary wheel (10) To the outside of auxiliary wheel (10).

6. a kind of hoist engine of construction according to claim 4, which is characterized in that the directive wheel (19) and auxiliary It helps on the lateral wall of wheel (10) and is provided with anti-skid chequer, the telescopic end of the telescopic mast (8) is fixedly connected with annular element, and annular It is fixedly connected between part and rectangle frame (9) lower end by multiple bolts.