CN217498533U

CN217498533U - Transmission part for crane

Info

Publication number: CN217498533U
Application number: CN202220621712.5U
Authority: CN
Inventors: 潘伟
Original assignee: Henan Zhongzhou Intelligent Equipment Group Co ltd
Current assignee: Henan Zhongzhou Intelligent Equipment Group Co ltd
Priority date: 2022-03-22
Filing date: 2022-03-22
Publication date: 2022-09-27
Anticipated expiration: 2032-03-22

Abstract

The utility model discloses a drive disk assembly for hoist relates to hoist technical field, specifically is a drive disk assembly for hoist, including driving motor, reducing gear box, reel axle bed and reel, the end of transmission shaft passes through the shaft coupling and is connected with the reel spool transmission of reel, the inside of recess is provided with the lag, be provided with the oil blanket on the surface of lag. This transmission part for hoist, setting through the oil blanket, the lubricated effect of bearing on the improvement reel has been reached, prevent because lubricated inadequately when carrying out the transmission, the mechanical wear degree that leads to transmission part increases, make life descend, setting through the lag, when using, the lag can carry out outside parcel to the coupling part between transmission shaft and the reel axle, prevent that impurity such as dust from getting into the power transmission position, the degree of corrosion that has not only reduced transmission part has been reached, make the life of part increase, and lubricating oil can not receive the pollution, improve lubricated effect.

Description

Transmission part for crane

Technical Field

The utility model relates to a hoist technical field specifically is a transmission part for hoist.

Background

The crane refers to a multi-action crane for vertically lifting and horizontally carrying heavy objects within a certain range, and the crane is characterized by intermittent motion, namely corresponding mechanisms for taking materials, transporting, unloading and the like in one working cycle work alternately, so that the crane is more and more widely developed and used in the market. Light and small-sized hoisting equipment such as: jacks, pneumatic hoists, electric hoists, balance hoists (balance hoists), winches and the like. Gantry type hoisting machines such as beam cranes and the like. Boom-type cranes such as fixed slewing cranes, tower cranes, truck cranes, tyre cranes, crawler cranes, etc. Cable hoists such as elevators and the like.

The following problems easily appear when current hoist transmission part is used: firstly, lubricating oil between the transmission part generally needs to be added regularly, and the workman makes this step of forgetting often easily in the operation, leads to lubricated degree lower, and the transmission part rusts easily for the life-span of transmission part reduces, and secondly, junction between reducing gear box and the reel is because often expose externally, receives external environment's erosion stronger, and inside is infected with debris easily, and wearing course sharply increases when not only transmitting, and the consumption of lubricating oil can accelerate, needs to add lubricating oil more frequently.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a transmission parts for hoist has solved the problem that proposes in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a transmission part for a crane comprises an active motor, a reduction gearbox, a reel shaft seat and a reel, wherein the active motor is in transmission connection with the reduction gearbox, a reduction gear set is arranged inside the reduction gearbox, the output end of the reduction gear set is in transmission connection with a transmission shaft, the end of the transmission shaft is arranged outside the reduction gearbox, the end of the transmission shaft is in transmission connection with a reel shaft of the reel through a coupler, bearing seats are arranged on the inner wall of the reduction gearbox and the inside of the reel shaft seat, a first bearing is arranged on the inner wall of the bearing seat inside the reduction gearbox, the transmission shaft is inserted into the first bearing, grooves are formed in the outer walls of the bearing seats of the reduction gearbox and the reel shaft seat, a protective sleeve is arranged inside the groove, an oil seal is arranged on the outer surface of the protective sleeve, and a blocking cover is arranged outside the bearing seat of the reduction gearbox, and a steel cable is wound on the winding drum.

Optionally, a cover plate is arranged on the inner top wall of the reduction gearbox, the reduction gear set is composed of a plurality of gears with different diameters, the inner bottom wall of the reduction gearbox is obliquely arranged, an oil inlet nozzle and an oil discharge nozzle are arranged on the surface of the reduction gearbox, and the oil discharge nozzle is arranged on one side of the bottom of the reduction gearbox.

Optionally, a clamp spring groove and a stepped groove are formed in the inner wall of the bearing seat of the reduction gearbox, a clamp spring is clamped in the clamp spring groove, one side of the clamp spring abuts against the outer surface of the first bearing, and an oil retainer ring is arranged on the inner wall of the stepped groove.

Optionally, the transmission shaft penetrates through the oil scraper ring, a threaded hole is formed in the surface of the bearing seat of the reduction gearbox, the blocking cover is arranged at the end of the bearing seat, the end of the blocking cover is clamped on the inner wall of the stepped groove, and the blocking cover is detachably connected with the threaded hole through a bolt.

Optionally, the material of lag is corrosion-resistant material, the top of oil blanket is provided with the oil blanket lid, the bottom of oil blanket is provided with the pump nozzle, the pump nozzle sets up for the slope, the top seal ball of the end department of pump nozzle.

Optionally, two sets of second bearings are arranged inside a bearing seat of the reel shaft seat, the reel shaft of the reel is inserted into the second bearings, and the end of the oil nozzle is arranged near the second bearings.

(III) advantageous effects

The utility model provides a transmission parts for hoist possesses following beneficial effect:

1. this transmission part for hoist, through the setting of oil blanket, when the hoist starts through the glib talker of oil blanket when using, the hoist can send vibrations, makes the ball of glib talker end rock, and the inside lubricating oil of oil blanket can get into one side of second bearing and lubricate the second bearing, has reached the lubricated effect that improves the reel upper bearing, prevents to lead to transmission part's mechanical wear degree increase because lubricated not enough when carrying out the transmission for life descends.

2. This transmission part for hoist, through the setting of lag, when using, the lag can carry out outside parcel to the coupling part between transmission shaft and the reel axle, prevents that impurity such as dust from getting into the power transmission position, has reached the degree of corrosion that not only reduces transmission part for the life of part increases, and lubricating oil can not receive the pollution moreover, improves lubricated effect.

Drawings

FIG. 1 is an external view of the present invention;

FIG. 2 is an enlarged sectional view of the connection between the transmission shaft and the spool shaft at the portion A of FIG. 1 according to the present invention;

FIG. 3 is an internal view of the reduction box of the present invention;

FIG. 4 is an enlarged view of the portion B in FIG. 2 according to the present invention

Fig. 5 is a three-dimensional view of the reduction box bearing seat of the present invention.

In the figure: 1. an active motor; 2. a reduction gearbox; 3. a drive shaft; 4. a coupling; 5. a reel shaft seat; 6. a reel; 7. a wire rope; 8. a reduction gear set; 9. a cover plate; 10. an oil inlet nozzle; 11. an oil discharge nozzle; 12. a first bearing; 14. a clamp spring groove; 15. a clamp spring; 16. an oil slinger; 17. a blocking cover; 18. a threaded hole; 19. a groove; 20. a protective sleeve; 21. oil sealing; 22. sealing the oil cover; 23. an oil injection nozzle; 24. a spool shaft; 25. a second bearing.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 to 5, the present invention provides a technical solution: a transmission part for a crane comprises an active motor 1, a reduction gearbox 2, a reel shaft seat 5 and a reel 6, wherein the active motor 1 is in transmission connection with the reduction gearbox 2, a reduction gear set 8 is arranged inside the reduction gearbox 2, a cover plate 9 is arranged on the inner top wall of the reduction gearbox 2, the reduction gear set 8 consists of a plurality of gears with different diameters, the inner bottom wall of the reduction gearbox 2 is obliquely arranged, an oil inlet nozzle 10 and an oil outlet nozzle 11 are arranged on the surface of the reduction gearbox 2, the oil outlet nozzle 11 is arranged on one side of the bottom of the reduction gearbox 2, the output end of the reduction gear set 8 is in transmission connection with a transmission shaft 3, the end of the transmission shaft 3 is arranged outside the reduction gearbox 2, the end of the transmission shaft 3 is in transmission connection with a reel shaft 24 of the reel 6 through a coupler 4, bearing seats are arranged on the inner wall of the reduction gearbox 2 and the inside of the reel shaft seat 5, and a first bearing seat 12 is arranged on the inner wall inside the reduction gearbox 2, the transmission shaft 3 is inserted in the first bearing 12, a clamp spring groove 14 and a stepped groove are formed in the inner wall of a bearing seat of the reduction gearbox 2, a clamp spring 15 is clamped in the clamp spring groove 14, one side of the clamp spring 15 abuts against the outer surface of the first bearing 12, an oil baffle ring 16 is arranged on the inner wall of the stepped groove, the transmission shaft 3 penetrates through the oil baffle ring 16, a threaded hole 18 is formed in the surface of the bearing seat of the reduction gearbox 2, a baffle cover 17 is arranged at the end of the bearing seat, the end head of the baffle cover 17 is clamped on the inner wall of the stepped groove, the baffle cover 17 is detachably connected with the threaded hole 18 through a bolt, grooves 19 are formed in the outer walls of the bearing seats of the reduction gearbox 2 and the reel shaft seat 5, a protective sleeve 20 is arranged in the groove 19, an oil seal 21 is arranged on the outer surface of the protective sleeve 20, the baffle cover 17 is arranged outside the bearing seat of the reduction gearbox 2, the protective sleeve 20 is made of a corrosion-resistant material, an oil seal cover 22 is arranged at the top of the oil seal 21, the bottom of oil blanket 21 is provided with oiling mouth 23, and oiling mouth 23 is the slope setting, and the top seal ball of the end department of oiling mouth 23, the inside two sets of second bearings 25 that is provided with of bearing frame of reel axle bed 5, and reel shaft 24 of reel 6 is pegged graft in the inside of second bearing 25, and the end setting of oiling mouth 23 is in near being close to second bearing 25, and the winding has steel cable 7 on the reel 6.

When the crane is used, firstly, when the crane is started, the driving motor 1 drives the reduction gear set 8 in the reduction gearbox 2 to transmit, the torque of an output end is increased, then the output power is transmitted to the winding drum shaft 24 through the transmission shaft 3 and the coupler 4 to drive the winding drum 6 to rotate, the hoisting effect can be achieved, when a transmission part operates, the reduction gear set 8 in the reduction gearbox 2 rotates, the lubricating oil in the reduction gearbox 2 can lubricate the transmission between the reduction gear sets 8 along with the rotation of the reduction gear set 8, the lubricating oil can be shielded through the oil baffle ring 16 and the oil baffle cover 17 to prevent overflow, when the lubricating oil needs to be replaced inside, the waste lubricating oil is discharged through the oil discharge nozzle 11, new lubricating oil is injected from the oil inlet nozzle 10, when the crane is started, the crane can vibrate, and the ball at the end of the oil seal cover 22 at the bottom of the oil seal 21 on the protective cover 20 is caused to vibrate, the lubricating oil in the oil seal 21 is discharged from the drain nozzle 11 and is filled to the side of the second bearing 25 to lubricate the second bearing 25, thereby reducing wear.

The utility model discloses a theory of operation and beneficial effect: the transmission component for the crane is arranged by the oil seal 21, when in use, the oil nozzle 23 of the oil seal 21 is used for starting the crane, the crane can vibrate to enable the ball at the end of the oil filling nozzle 23 to shake, the lubricating oil in the oil seal 21 can enter one side of the second bearing 25 to lubricate the second bearing, the lubricating effect of the bearing on the winding drum 6 is improved, the phenomenon that the mechanical abrasion degree of a transmission part is increased due to insufficient lubrication during transmission is avoided, the service life is shortened, and through the arrangement of the protective sleeve 20, when in use, the protective sleeve 20 can wrap the connecting part between the transmission shaft 3 and the winding drum shaft 24 externally, so as to prevent impurities such as dust and the like from entering the power transmission part, thereby achieving the purposes of reducing the corrosion degree of the transmission parts, the service life of the parts is prolonged, the lubricating oil is not polluted, and the lubricating effect is improved.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a drive disk assembly for hoist, includes driving motor (1), reducing gear box (2), reel axle bed (5) and reel (6), its characterized in that: the driving motor (1) is in transmission connection with the reduction gearbox (2), a reduction gear set (8) is arranged inside the reduction gearbox (2), the output end of the reduction gear set (8) is in transmission connection with a transmission shaft (3), the end of the transmission shaft (3) is arranged outside the reduction gearbox (2), the end of the transmission shaft (3) is in transmission connection with a drum shaft (24) of a drum (6) through a coupler (4), bearing seats are arranged on the inner wall of the reduction gearbox (2) and the inside of the drum shaft seat (5), a first bearing (12) is arranged on the inner wall of the bearing seat inside the reduction gearbox (2), the transmission shaft (3) is inserted into the first bearing (12), grooves (19) are formed in the outer walls of the bearing seats of the reduction gearbox (2) and the drum shaft seat (5), a protective sleeve (20) is arranged inside the grooves (19), an oil seal (21) is arranged on the outer surface of the protective sleeve (20), a blocking cover (17) is arranged outside a bearing seat of the reduction gearbox (2), and a steel cable (7) is wound on the winding drum (6).

2. A transmission member for a crane according to claim 1, characterized in that: the inner top wall of the reduction gearbox (2) is provided with a cover plate (9), the reduction gear set (8) is composed of a plurality of gears with different diameters, the inner bottom wall of the reduction gearbox (2) is obliquely arranged, the surface of the reduction gearbox (2) is provided with an oil inlet nozzle (10) and an oil discharge nozzle (11), and the oil discharge nozzle (11) is arranged on one side of the bottom of the reduction gearbox (2).

3. A transmission member for a crane according to claim 1, characterized in that: the inner wall of the bearing seat of the reduction gearbox (2) is provided with a clamp spring groove (14) and a step groove, the clamp spring (15) is clamped inside the clamp spring groove (14), one side of the clamp spring (15) abuts against the outer surface of the first bearing (12), and the inner wall of the step groove is provided with an oil retainer ring (16).

4. A transmission part for a crane according to claim 3, characterized in that: the transmission shaft (3) penetrates through the oil scraper ring (16), a threaded hole (18) is formed in the surface of a bearing seat of the reduction gearbox (2), the baffle cover (17) is arranged at the end of the bearing seat, the end of the baffle cover (17) is clamped on the inner wall of the stepped groove, and the baffle cover (17) is detachably connected with the threaded hole (18) through a bolt.

5. A transmission part for a crane according to claim 1, characterized in that: the material of lag (20) is corrosion-resistant material, the top of oil blanket (21) is provided with oil blanket lid (22), the bottom of oil blanket (21) is provided with oiling mouth (23), oiling mouth (23) set up for the slope, the top sealing ball of the end department of oiling mouth (23).

6. The transmission member for a crane according to claim 5, wherein: two groups of second bearings (25) are arranged in a bearing seat of the reel shaft seat (5), a reel shaft (24) of the reel (6) is inserted in the second bearings (25), and the end of the oil filling nozzle (23) is arranged near the second bearings (25).