CN208071185U - A kind of compact simplified mobilecrane - Google Patents

Abstract

The utility model discloses a small and simple mobile crane, which comprises a base plate, universal wheels are arranged at the four corners of the lower surface of the base plate, the left side of the base plate is fixedly connected with the right end of the handle, and the upper surface of the base plate It is fixedly connected with the lower surface of the first driving device, and the first driving device is meshed with the driven gear. This small and simple mobile crane, by setting the second motor, fixed block, rope reel, rope, fixed pulley, through hole, support block, hook, second sliding rod and second sliding sleeve, when it is necessary to move the crane to the right When hooking, control the second motor to reverse, so that the output shaft of the second motor drives the rope reel to rotate, so that the rope reel releases the rope, so that the elastic force of the spring drives the second sliding sleeve to move to the right, so that the second sliding sleeve drives the connecting block Moving to the right makes the connecting block drive the suspension hook to move to the right, so that the crane can easily move the position of the suspension hook, so that people do not need to manually move the suspension hook to work.

Description

A small and simple mobile crane

technical field

The utility model relates to the technical field of engineering machinery, in particular to a small and simple mobile crane.

Background technique

As a kind of loading and unloading equipment, cranes are widely used in factories of production enterprises. It can easily transport goods from one place to another.

The movement of the crane needs to use a sliding device. For example, the Chinese patent discloses "a sliding device" (Patent No.: CN202529720 U). Inconvenient, for those construction areas that cannot be covered, it is difficult to use manpower or forklifts to transport, and the cost of renting a crane is high, but this device cannot move the position of the hook more conveniently, making it necessary to manually move the hook to work , so that reduce people's work efficiency, waste people's energy and time.

Utility model content

(1) Solved technical problems

Aiming at the deficiencies of the prior art, the utility model provides a small and simple mobile crane, which solves the problem that the device cannot move the hook more conveniently, so that people need to manually move the hook to work, which reduces people's workload. Work efficiency is a waste of human energy and time.

(2) Technical solution

In order to achieve the above object, the utility model provides the following technical solutions: a small and simple mobile crane, including a base plate, universal wheels are arranged at the four corners of the lower surface of the base plate, the left side of the base plate and the handle The right end is fixedly connected, the upper surface of the bottom plate is fixedly connected with the lower surface of the first driving device, the first driving device is meshed with the driven gear, and the lower surface of the driven gear is fixedly connected with the second rotating shaft, so The outer surface of the second rotating shaft is sleeved with a second bearing, and the second bearing is clamped on the upper surface of the bottom plate, the upper surface of the driven gear is fixedly connected with the bottom end of the threaded post, and the top end of the threaded post The first rotating shaft is fixedly connected, and the outer surface of the first rotating shaft is sleeved with a first bearing, and the first bearing is clamped on the lower surface of the support plate, and the lower surface of the support plate passes through the upper surface of the baffle plate and the bottom plate. The surface is fixedly connected, and the baffle is located on the left side of the upper surface of the bottom plate.

The outer surface of the threaded column is threaded with a threaded cap, the right side of the threaded cap is fixedly connected to the left side of the connecting plate, and the right side of the connecting plate is fixedly connected to the left side of the first sliding sleeve , the first sliding sleeve is sleeved with a first sliding rod, the bottom end and the top end of the first sliding rod are fixedly connected with the upper surface of the bottom plate and the lower surface of the support plate respectively, the right side of the first sliding sleeve The side is fixedly connected to the left side of the support block, the upper surface of the support block is fixedly connected to the lower surface of the fixed block, the upper surface of the fixed block is fixedly connected to the lower surface of the second driving device, and the second The outer surface of the driving device is fixedly connected to one end of the rope, and the other end of the rope goes around two fixed pulleys and passes through the through hole to be fixedly connected to the left side of the hook, and the two fixed pulleys are respectively fixedly connected to the support block The upper surface and the lower surface, and the two fixed pulleys are symmetrical to each other.

The through hole is opened on the upper surface of the support block, the upper surface of the hook is connected to the lower surface of the connecting block, the lower surface of the second sliding sleeve on the upper surface of the connecting block is fixedly connected, and the inner surface of the second sliding sleeve A second sliding rod is sleeved, the left end and the right end of the second sliding rod are respectively fixedly connected with the opposite surface of the inner wall of the groove, the outer surface of the second sliding rod is sleeved with a spring, and the left end of the spring is connected to the groove. The left side of the inner wall of the groove is fixedly connected, the right end of the spring is fixedly connected with the left side of the second sliding sleeve, and the groove is provided on the lower surface of the support block.

Preferably, the first driving device includes a first motor, the model of the first motor is Y80M1-2, the lower surface of the first motor body is fixedly connected to the upper surface of the bottom plate, and the first motor The output shaft is fixedly connected with a driving gear, and the driving gear meshes with the driven gear.

Preferably, the second drive device includes a second motor, the model of the second motor is JGB37-340, the lower surface of the second motor body is fixedly connected to the upper surface of the fixed block, and the second motor The output shaft is fixedly connected with a rope reel, and the outer surface of the rope reel is fixedly connected with one end of the rope.

Preferably, the handle includes push rods, the number of the push rods is two, and one end of the two push rods is fixedly connected to the left side of the bottom plate, and the other end of the two push rods is connected to the outer surface of the cross bar Fixed connection.

Preferably, the right side of the baffle is fixedly connected to the left side of the power supply, and the right side of the power supply is fixedly connected to the left side of the switch.

Preferably, the output end of the power supply is electrically connected to the input end of the switch, and the output end of the switch is electrically connected to the input ends of the first motor and the second motor respectively.

(3) Beneficial effects

The utility model provides a small and simple mobile crane, which has the following beneficial effects:

1. This small and simple mobile crane, by setting the second motor, fixed block, rope reel, rope, fixed pulley, through hole, support block, hook, second sliding rod and second sliding sleeve, when it is necessary to move the crane When the hook is in the position, control the second motor to rotate forward, so that the output shaft of the second motor drives the rope reel to rotate, so that the rope reel rotates and winds the rope, so that the rope bypasses the fixed pulley and drives the hook to move to the left, so that the hook drives the connecting block Move to the left, so that the connecting block drives the second sliding sleeve to move to the left, so that the hook will not shake when it moves to the left and is more stable. When it is necessary to move the hook to the right, control the second motor to reverse, so that the second motor The output shaft of the output shaft drives the rope reel to rotate, so that the rope reel releases the rope, so that the elastic force of the spring drives the second sliding sleeve to move to the right, so that the second sliding sleeve drives the connecting block to move to the right, so that the connecting block drives the hook to move to the right. The crane can conveniently move the position of the hook, so that people do not need to manually move the hook to work.

2. The small and simple mobile crane is equipped with a first motor, a driving gear, a driven gear, a threaded column, a threaded cap, a connecting plate, a first sliding sleeve, a first sliding rod, a first sliding sleeve, a support block and For the hook, when the height of the hook needs to be adjusted, the first motor is controlled to rotate forward, so that the output shaft of the first motor drives the driving gear to rotate, so that the driving gear drives the driven gear to rotate, so that the driven gear drives the threaded column to rotate, so that The threaded column drives the threaded cap to move downward, so that the threaded cap drives the connecting plate to move downward, so that the connecting plate drives the first sliding sleeve to move downward, so that the first sliding sleeve drives the support block to move downward, so that the support block drives the hook to move downward. Moving down makes it possible to adjust the height of the hook without manual operation, which saves people's physical strength and time.

3. This small and simple mobile crane, by setting the bottom plate, universal wheels and handles, when the crane needs to be moved, people can drive the bottom plate to move by pushing the handle, so that the bottom plate drives the support block to move, so that the support block drives the hook to move , so that the crane can be moved more conveniently, and the utility model has the advantages of compact structure, reasonable design and strong practicability.

Description of drawings

Fig. 1 is the sectional structure schematic diagram of the utility model front view;

Fig. 2 is the enlarged structural representation of A place of the utility model;

Fig. 3 is a structural schematic diagram of the utility model viewed from the left.

In the figure: 1 bottom plate, 2 baffle plate, 3 handle, 31 ejector rod, 32 cross bar, 4 power supply, 5 switch, 6 support plate, 7 thread column, 8 thread cap, 9 first rotating shaft, 10 first bearing, 11 Connecting plate, 12 first sliding rod, 13 first sliding sleeve, 14 universal wheel, 15 driven gear, 16 second bearing, 17 second rotating shaft, 18 first driving device, 181 first motor, 182 driving gear, 19 second slide bar, 20 second driving device, 201 second motor, 202 rope reel, 21 fixed block, 22 rope, 23 fixed pulley, 24 through hole, 25 support block, 26 spring, 27 second sliding sleeve, 28 Hook, 29 connection blocks, 30 grooves.

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. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

As shown in Figures 1-3, the utility model provides a technical solution: a small and simple mobile crane, including a bottom plate 1, universal wheels 14 are arranged at the four corners of the lower surface of the bottom plate 1, and by setting the universal wheels 14, so that the handle 3 drives the base plate 1 to move, so that the base plate 1 drives the support block 25 to move, so that the support block 25 drives the hook 28 to move, making it more convenient to move the crane. The left side of the base plate 1 is fixed to the right end of the handle 3 Connection, the handle 3 includes a push rod 31, the number of the push rod 31 is two, and one end of the two push rods 31 is fixedly connected to the left side of the bottom plate 1, and the other end of the two push rods 31 is connected to the cross bar 32 The outer surface is fixedly connected, the upper surface of the bottom plate 1 is fixedly connected with the lower surface of the first driving device 18, the first driving device 18 includes a first motor 181, the model of the first motor 181 is Y80M1-2, and the first motor 181 body The lower surface of the lower surface is fixedly connected with the upper surface of the base plate 1, the output shaft of the first motor 181 is fixedly connected with a driving gear 182, the driving gear 182 is meshed with the driven gear 15, and the first driving device 18 is meshed with the driven gear 15, The lower surface of the driven gear 15 is fixedly connected with a second rotating shaft 17, and the outer surface of the second rotating shaft 17 is sleeved with a second bearing 16. By setting the second bearing 16, the driving gear 182 drives the driven gear 15 to rotate, so that When the driven gear 15 drives the threaded column 7 to rotate, it will not shake and is more stable. The second bearing 16 is clamped on the upper surface of the base plate 1, and the upper surface of the driven gear 15 is fixedly connected with the bottom end of the threaded column 7. The threaded column 7 The top end of the first rotating shaft 9 is fixedly connected with the first rotating shaft 9, the outer surface of the first rotating shaft 9 is sleeved with the first bearing 10, the first bearing 10 is clamped on the lower surface of the support plate 6, and the lower surface of the support plate 6 passes through the baffle plate 2 and The upper surface of the base plate 1 is fixedly connected, and the right side of the baffle plate 2 is fixedly connected to the left side of the power supply 4. By setting the power supply 4, the power supply 4 can supply power to the first motor 181 and the second motor 201, so that the first The motor 181 and the second motor 201 can work normally, and the right side of the power supply 4 is fixedly connected to the left side of the switch 5. By setting the switch 5, people can control the first motor 181 and the second motor 201 to work more conveniently. The output end of the power supply 4 is electrically connected to the input end of the switch 5 , and the output end of the switch 5 is electrically connected to the input ends of the first motor 181 and the second motor 201 respectively.

The outer surface of the threaded column 7 is threadedly connected with a threaded cap 8, the right side of the threaded cap 8 is fixedly connected with the left side of the connecting plate 11, and the right side of the connecting plate 11 is fixedly connected with the left side of the first sliding sleeve 13 , by setting the first sliding sleeve 13, so that the threaded cap 8 drives the connecting plate 11 to move downward, so that the connecting plate 11 drives the first sliding sleeve 13 to move downward, so that when the first sliding sleeve 13 drives the support block 25 to move downward The support plate 6 will not shift and is more stable. The first sliding sleeve 13 is sleeved with the first slide bar 12. The bottom end and the top end of the first slide bar 12 are connected with the upper surface of the base plate 1 and the lower surface of the support plate 6 respectively. Fixedly connected, the right side of the first sliding sleeve 13 is fixedly connected with the left side of the support block 25, the upper surface of the support block 25 is fixedly connected with the lower surface of the fixed block 21, and the upper surface of the fixed block 21 is connected with the second driving device The lower surface of 20 is fixedly connected, the second driving device 20 includes a second motor 201, the model of the second motor 201 is JGB37-340, the lower surface of the second motor 201 fuselage is fixedly connected with the upper surface of the fixed block 21, the second The output shaft of the motor 201 is fixedly connected with a rope reel 202, the outer surface of the rope reel 202 is fixedly connected with one end of the rope 22, the outer surface of the second driving device 20 is fixedly connected with one end of the rope 22, and the other end of the rope 22 goes around two ends. A fixed pulley 23, by setting the fixed pulley 23, so that the rope reel 202 is rotated to wind the rope 22, so that the rope 22 will not shake when the rope 22 walks around the fixed pulley 23 and drives the suspension hook 28 to move to the left and is more labor-saving and passes through the through hole 24 and The left side of the hook 28 is fixedly connected, and two fixed pulleys 23 are respectively fixedly connected to the upper surface and the lower surface of the support block 25, and the two fixed pulleys 23 are mutually symmetrical.

The through hole 24 is opened on the upper surface of the support block 25, the upper surface of the suspension hook 28 is connected with the lower surface of the connecting block 29, and the lower surface of the second sliding sleeve 27 on the upper surface of the connecting block 29 is fixedly connected. Connected with the second slide bar 19, the left end and the right end of the second slide bar 19 are fixedly connected with the opposite surface of the inner wall of the groove 30 respectively, the outer surface of the second slide bar 19 is sleeved with a spring 26, and the left end of the spring 26 is connected with the groove. The left side of the inner wall 30 is fixedly connected, the right end of the spring 26 is fixedly connected with the left side of the second sliding sleeve 27 , and the groove 30 is opened on the lower surface of the support block 25 .

During use, when the position of the suspension hook 28 needs to be moved, the second motor 201 is controlled to rotate forward, so that the output shaft of the second motor 201 drives the rope reel 202 to rotate, so that the rope reel 202 rotates and wraps the rope 22, so that the rope 22 goes around the fixed The pulley 23 drives the suspension hook 28 to move to the left, so that the suspension hook 28 drives the connection block 29 to move to the left, so that the connection block 29 drives the second sliding sleeve 27 to move to the left, so that the suspension hook 28 will not shake when it moves to the left and is more stable , when it is necessary to move the hook 28 to the right, control the second motor 201 to reverse, so that the output shaft of the second motor 201 drives the rope reel 202 to rotate, so that the rope reel 202 releases the rope 22, so that the elastic force of the spring 26 drives the second The sliding sleeve 27 moves to the right, so that the second sliding sleeve 27 drives the connecting block 29 to move to the right, so that the connecting block 29 drives the suspension hook 28 to move to the right. When the height of the suspension hook 28 needs to be adjusted, the first motor 181 is controlled to rotate forward , so that the output shaft of the first motor 181 drives the driving gear 182 to rotate, so that the driving gear 182 drives the driven gear 15 to rotate, so that the driven gear 15 drives the threaded column 7 to rotate, so that the threaded column 7 drives the threaded cap 8 to move downward, so that The threaded cap 8 drives the connecting plate 11 to move downward, so that the connecting plate 11 drives the first sliding sleeve 13 to move downward, so that the first sliding sleeve 13 drives the support block 25 to move downward, so that the support block 25 drives the hook 28 to move downward , so that the height of the hook 28 can be adjusted without manual operation. When the crane needs to be moved, the person can drive the bottom plate 1 to move by pushing the handle 3, so that the bottom plate 1 drives the support block 25 to move, so that the support block 25 drives the hook 28 moves, making it more convenient to move the crane.

To sum up, 1. This small and simple mobile crane, by setting the second motor 201, the fixed block 21, the rope reel 202, the rope 22, the fixed pulley 23, the through hole 24, the support block 25, the suspension hook 28, the first The second sliding rod 19 and the second sliding sleeve 27, when it is necessary to move the position of the hook 28, control the second motor 201 to rotate forward, so that the output shaft of the second motor 201 drives the rope reel 202 to rotate, so that the rope reel 202 rotates to wind the rope 22, so that the rope 22 bypasses the fixed pulley 23 to drive the hook 28 to move to the left, so that the hook 28 drives the connecting block 29 to move to the left, so that the connecting block 29 drives the second sliding sleeve 27 to move to the left, so that the hook 28 moves to the left Can not shake and more stable when moving, when needing to move suspension hook 28 to the right, control second motor 201 reverse rotation, make the output shaft of second motor 201 drive rope reel 202 to rotate, make rope reel 202 detach rope 22, The elastic force of the spring 26 drives the second sliding sleeve 27 to move to the right, so that the second sliding sleeve 27 drives the connecting block 29 to move to the right, so that the connecting block 29 drives the hook 28 to move to the right, so that the crane can easily move the hook 28 so that no one needs to manually move the hook 28 to work.

2. The small and simple mobile crane is provided with a first motor 181, a driving gear 182, a driven gear 15, a threaded column 7, a threaded cap 8, a connecting plate 11, a first sliding sleeve 13, a first sliding rod 12, The first sliding sleeve 13, the support block 25 and the suspension hook 28, when the height of the suspension hook 28 needs to be adjusted, the first motor 181 is controlled to rotate forward, so that the output shaft of the first motor 181 drives the driving gear 182 to rotate, so that the driving gear 182 Drive the driven gear 15 to rotate, so that the driven gear 15 drives the threaded column 7 to rotate, so that the threaded column 7 drives the threaded cap 8 to move downwards, so that the threaded cap 8 drives the connecting plate 11 to move downwards, so that the connecting plate 11 drives the first slide The cover 13 moves downwards, so that the first sliding sleeve 13 drives the support block 25 to move downward, so that the support block 25 drives the suspension hook 28 to move downward, so that the height of the suspension hook 28 can be adjusted without manual operation, which saves Human strength and time.

3. For this small and simple mobile crane, by setting the base plate 1, the universal wheels 14 and the handle 3, when the crane needs to be moved, the person can drive the base plate 1 to move by pushing the handle 3, so that the base plate 1 drives the support block 25 to move, The support block 25 drives the suspension hook 28 to move, so that the crane can be moved more conveniently, and the utility model has compact structure, reasonable design and strong practicability.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (6)

1. A small and simple mobile crane, comprising a base plate (1), is characterized in that: four corners of the lower surface of the base plate (1) are provided with universal wheels (14), and the left side of the base plate (1) The side is fixedly connected with the right end of the handle (3), the upper surface of the base plate (1) is fixedly connected with the lower surface of the first driving device (18), and the first driving device (18) is connected with the driven gear (15 ), the lower surface of the driven gear (15) is fixedly connected with a second rotating shaft (17), and the outer surface of the second rotating shaft (17) is sleeved with a second bearing (16). The bearing (16) is clamped on the upper surface of the base plate (1), the upper surface of the driven gear (15) is fixedly connected with the bottom end of the threaded post (7), and the top end of the threaded post (7) is fixedly connected with The first rotating shaft (9), the outer surface of the first rotating shaft (9) is sleeved with a first bearing (10), and the first bearing (10) is clamped on the lower surface of the support plate (6), the The lower surface of the support plate (6) is fixedly connected to the upper surface of the base plate (1) through the baffle plate (2), and the baffle plate (2) is located on the left side of the upper surface of the base plate (1); The outer surface of the threaded column (7) is threadedly connected with a threaded cap (8), the right side of the threaded cap (8) is fixedly connected with the left side of the connecting plate (11), and the connecting plate (11) The right side of the first sliding sleeve (13) is fixedly connected with the left side of the first sliding sleeve (13), and the first sliding rod (12) is sleeved in the first sliding sleeve (13), and the first sliding rod (12) The bottom end and the top end are respectively fixedly connected with the upper surface of the bottom plate (1) and the lower surface of the support plate (6), and the right side of the first sliding sleeve (13) is fixedly connected with the left side of the support block (25) , the upper surface of the support block (25) is fixedly connected with the lower surface of the fixed block (21), the upper surface of the fixed block (21) is fixedly connected with the lower surface of the second driving device (20), and the first The outer surfaces of the two driving devices (20) are fixedly connected with one end of the rope (22), and the other end of the rope (22) is passed around two fixed pulleys (23) and passes through the through hole (24) and the suspension hook (28). ) is fixedly connected to the left side, and two fixed pulleys (23) are fixedly connected to the upper surface and the lower surface of the support block (25) respectively, and the two fixed pulleys (23) are symmetrical to each other; The through hole (24) is opened on the upper surface of the support block (25), the upper surface of the hook (28) is connected to the lower surface of the connecting block (29), and the upper surface of the connecting block (29) is second The lower surface of the sliding sleeve (27) is fixedly connected, and the second sliding sleeve (27) is sleeved with a second sliding rod (19), and the left end and the right end of the second sliding rod (19) are connected with the groove ( 30) The opposite surface of the inner wall is fixedly connected, the outer surface of the second slide bar (19) is sleeved with a spring (26), and the left end of the spring (26) is fixedly connected with the left side of the inner wall of the groove (30) , the right end of the spring (26) is fixedly connected to the left side of the second sliding sleeve (27), and the groove (30) is provided on the lower surface of the support block (25). 2. A small and simple mobile crane according to claim 1, characterized in that: the first driving device (18) includes a first motor (181), and the model of the first motor (181) is Y80M1-2, the lower surface of the fuselage of the first motor (181) is fixedly connected to the upper surface of the bottom plate (1), and the output shaft of the first motor (181) is fixedly connected with a driving gear (182), the The driving gear (182) meshes with the driven gear (15). 3. A small and simple mobile crane according to claim 1, characterized in that: the second driving device (20) includes a second motor (201), and the model of the second motor (201) is JGB37-340, the lower surface of the fuselage of the second motor (201) is fixedly connected to the upper surface of the fixed block (21), and the output shaft of the second motor (201) is fixedly connected with a rope reel (202), so The outer surface of the rope reel (202) is fixedly connected with one end of the rope (22). 4. A small and simple mobile crane according to claim 1, characterized in that: the handle (3) includes a push rod (31), the number of the push rods (31) is two, and two One end of each push rod (31) is fixedly connected with the left side of base plate (1), and the other end of two push rods (31) is fixedly connected with the outer surface of cross bar (32). 5. A small and simple mobile crane according to claim 1, characterized in that: the right side of the baffle plate (2) is fixedly connected to the left side of the power supply (4), and the power supply (4) ) is fixedly connected to the left side of the switch (5). 6. A small and simple mobile crane according to claim 5, characterized in that: the output end of the power supply (4) is electrically connected to the input end of the switch (5), and the output end of the switch (5) The terminals are respectively electrically connected to the input terminals of the first motor (181) and the second motor (201).