CN111071969A - Electric capstan for recovering electric equipment from umbrella belt - Google Patents

Electric capstan for recovering electric equipment from umbrella belt Download PDF

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Publication number
CN111071969A
CN111071969A CN201911097434.7A CN201911097434A CN111071969A CN 111071969 A CN111071969 A CN 111071969A CN 201911097434 A CN201911097434 A CN 201911097434A CN 111071969 A CN111071969 A CN 111071969A
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China
Prior art keywords
assembly
shaft
electric
component
winding drum
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Granted
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CN201911097434.7A
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Chinese (zh)
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CN111071969B (en
Inventor
李志力
孙健
张勇
张建荣
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Lanzhou Wanli Aviation Electromechanical Co ltd
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Lanzhou Wanli Aviation Electromechanical Co ltd
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Priority to CN201911097434.7A priority Critical patent/CN111071969B/en
Publication of CN111071969A publication Critical patent/CN111071969A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66FHOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F19/00Hoisting, lifting, hauling or pushing, not otherwise provided for
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64DEQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D1/00Dropping, ejecting, releasing, or receiving articles, liquids, or the like, in flight
    • B64D1/02Dropping, ejecting, or releasing articles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66FHOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F13/00Common constructional features or accessories

Abstract

An electric capstan for an electric device for recovering a parachute belt belongs to an electric device for recovering a parachute belt of an air-drop system. In order to solve the requirements of task reliability, abrasion resistance and easy maintenance, the invention provides an electric capstan for electric equipment for recovering umbrella belts, which comprises the following components in parts by weight: the device comprises a control box (1), a motor assembly (2), a spring (8), an electric winch assembly (9), a cover assembly (10), a small cover (11) and a steel wire rope assembly (13); the control box (1) is arranged on the motor assembly (2) and is connected with a socket on the control box through a cable plug on the motor assembly; the motor component 2 is connected with the electric winch component (9) through a spring (8); the small cover (11) is fixed on the electric winch component (9); the lower end of the cover component (10) is connected with the electric winch component (9), and the steel wire rope component (13) is wound in the semi-arc grooves of the winding drum component (9k) and the outer winding drum (9 n). The invention has the advantages of wear resistance, easy maintenance and high reliability.

Description

Electric capstan for recovering electric equipment from umbrella belt
Technical Field
The invention belongs to parachute-belt recovery electric equipment of an air-drop system, and particularly relates to an electric winch for a power source driven by a spatial steel wire rope of the parachute-belt recovery electric equipment.
Background
The electric equipment for recovering the umbrella belt is firstly adopted when the domestic large-scale transporter airdrops the airborne personnel and small goods. The electric capstan serves as a power source for recovering the electric equipment by adopting the umbrella belt. In order to meet the requirement of task reliability, the electric winch adopts electric and manual operation modes; at present, the power source of the electric winch of other domestic transport machines is a direct current motor, an electric brush and a commutator are abraded, the electric winch is difficult to maintain, the service life cycle is short, and a three-phase alternating current asynchronous motor is adopted to meet the requirement of the electric winch on long service life; the current electric winches can cause structural damage or motor burnout of products when overload occurs.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides an electric capstan for an electric umbrella ribbon recovery device.
An electric capstan for a power source of an electric umbrella ribbon recovery device comprises a control box 1, a motor assembly 2, a spring 8, an electric capstan assembly 9, a cover assembly 10, a small cover 11 and a steel wire rope assembly 13; the control box 1 is arranged on the motor component 2 and is connected with a socket on the control box through a cable plug on the motor component; the motor assembly 2 is connected with the electric capstan assembly 9 through a spring 8; the small cover 11 is fixed on the electric capstan assembly 9; the lower end of the cover component 10 is connected with the electric capstan component 9, and the steel wire rope component 13 is wound in the semi-arc grooves of the winding drum component 9k and the outer winding drum 9 n.
The output spline housing of the motor assembly 2 is connected with a spline shaft 9k20 of the electric capstan assembly 9 through a spring 8. The small cover 11 is fixed to the housing assembly 9e on the electric winch assembly 9. The lower end ear hole of the cover component 10 is connected with the mounting ear 9e2 in the electric capstan component 9. The hook-and-loop surface belt of the hook-and-loop belt of the cover assembly 10 is bonded with the hook surface belt of the middle hook-and-loop belt of the shell assembly of the electric winch assembly 9.
The electric winch assembly 9 comprises a shell assembly 9a, a self-locking nut 9b, a screw 9c, a screw 9d, a shell assembly 9e, a support 9f, a crank assembly 9g, a joint 9h, a sealing ring 9i, a pin 9j, a reel assembly 9k, a pressure plate assembly 9l, a locking nut 9m and an outer reel 9 n.
A housing assembly 9a, which is composed of three parts, the right part of which is a rectangular boss 9a1, and is provided with two bearing holes 9a2 and 9a3 for installing bearings for supporting the reel assembly 9k and the outer reel 9n, and 4 installation lugs 9a4 for connecting with the housing assembly 9 e; the middle part is a circular ring structure 9a5, and a shaft assembly on the winding drum assembly 9k penetrates out of the middle part to be connected with an output shaft of the speed reducer; the left part is a disc structure 9a6, which is provided with a concentric circular hole 9a7, the aperture of which is larger than the inner hole of the circular ring and is a positioning spigot matched with the boss of the speed reducer. The mounting holes are uniformly distributed along the circumference of the upper part of the shell and are connected with the mounting holes of the reducer shell.
A shell assembly 9e, characterized in that the left part is a rectangular cavity 9e1, and a reel assembly 9k and an outer reel 9n are arranged inside; the cavity end face is provided with 4 mounting lugs 9e2 which are connected with 4 mounting lugs 9a4 of the shell component 9 a; the upper part is provided with two identical rectangular notches 9e2, and the steel wire rope penetrates through the rectangular notches. The upper part is also provided with two threaded holes for installing a pressure plate assembly 9l for pressing the steel wire rope on the winding drum, and the right part is a rectangular boss which is provided with two bearing holes 9e3 and 9e4 for installing bearings for supporting the winding drum assembly 9k and the winding drum 9 n. The front and rear faces are rectangular notches 9 for facilitating winding of the wire rope on the drum assembly and the drum. The two lower mounting lugs 9e2 are also provided with a bracket 9f,
The bracket 9f is characterized by two mounting ears perpendicular to each other, one mounting ear 9f1 being connected to the lower two mounting ears 9e2 of the housing assembly 9e, and the other mounting ear 9f2 being connected to the hood assembly 10.
The crank assembly 9g is characterized by comprising a bracket 9g1, a shaft 9g2, a cotter pin 9g3, a shaft 9g4, a cotter pin 9g5, a shaft assembly 9g6, a cotter pin 9g7, a crank 9g8, a shaft 9g9, a handle 9g10, a screw 9g11 and the like.
The joint 9h is characterized by being a stepped hollow shaft, a first stepped shaft 9h1 is in interference connection with an end cover assembly 9k5 from left to right, and a second stepped shaft 9h2 limits the axial movement of a support 9g 1; the right end face of the third step shaft 9h3 is provided with two mutually perpendicular circular notches 9h4, and the inner side of the hollow shaft is provided with a sealing notch 9h5 for mounting a sealing ring.
And the reel assembly 9k is characterized by comprising a screw 9k1, a shaft assembly 9k2, a reel 9k3, a cylindrical pin 9k4 and an end cover assembly 9k 5.
The shaft assembly 9k2 is characterized in that it comprises a spline shaft 9k20 and a pin shaft 9k 21. The pin shaft 9k21 is pressed into the spline shaft 9k20, and both ends of the pin shaft are higher than the spline shaft by the same distance. The raised pin boss is matched with a circular groove in the end cover assembly 9k5 to transmit the torque on the spline shaft to the reel assembly 9k
The left end of the spline shaft 9k20 is an external spline 9k201 and the right end is an optical axis, and the left end of the spline shaft is provided with a blind hole 9k202 in which a spring 8 is arranged. The right end is provided with a lightening hole. The second step axis is the optical axis 9k204
The winding drum 9k3 is characterized by being a stepped hollow shaft, a first stepped shaft 9k30 at the left end is used for mounting a bearing, and a second stepped shaft 9k31 is used as a shaft shoulder for limiting the axial movement of the bearing; a plurality of semi-arc grooves 9k32 are uniformly distributed on the outer side of the third step shaft and used for storing steel wire ropes; and 4 mounting threaded holes 9k33 are uniformly distributed on the right end surface and are used for connecting the end cover assembly 9k 5. Three lightening holes 9k34, 9k35 and 9k36 are formed in the inner part from left to right and are used for controlling the weight of the winding drum, and the lightening holes 9k36 also serve as positioning stops for connecting the end cover assembly 9k 5.
The end cover assembly 9k5 is characterized by a hollow step shaft, wherein a first step shaft 9k500 is used for mounting a support 9g1 from left to right, 4 round holes 9k502 are uniformly formed in the second step shaft 9k501 along the circumference and used for connecting a connector 9h, a third step shaft 9k502 is used for matching with a shell assembly 9e, a fourth step 9k504 is used for mounting a bearing, and a fifth step 9k505 is used for limiting the axial movement of the bearing. Mounting holes 9k507 are uniformly distributed on the sixth step shaft 9k506 for mounting the winding drum 9k3, and the seventh step shaft 9k508 is matched with the inner hole of the winding drum. Six circular grooves 9k510 are uniformly formed in the end surface of the eighth step shaft 9k509, and are used for transmitting torque. The first bore 9k511 at the left end is used for connecting the joint. The second bore 9k512 is used for the stopper bushing. A third bore 9k513 is pressed into a friction reducing annular bushing 9k514 having a plurality of semi-circular grooves therein for grease retention.
Platen assembly 9l is characterized in that it comprises shaft 9l1 and platen 9l 2; the shaft 9l1 and the pressure plate 9l2 are connected in an interference fit manner; the pressure plate is a section of circular arc plate, two bosses 9l22 protrude from the outer circular arc surface 9l21, a circular through hole 9l23 is formed in the boss, and the inner circular arc surface 9l24 and a through hole orifice chamfer 9l25 are formed.
The outer winding drum 9n is characterized by a hollow step shaft, and a first step shaft 9n1 is used for mounting a bearing from left to right; the second step shaft 9n2 is a bearing shoulder for controlling the axial displacement of the bearing; a plurality of semi-arc grooves 9n4 are uniformly distributed on the third step shaft 9n3 and are used for storing steel wire ropes; the fourth step shaft 9n5 is a bearing shoulder for controlling the axial displacement of the bearing; the sixth step shaft 9n6 is used for mounting a bearing; three lightening holes are formed from left to right to control the weight of the reel.
One end of the cable assembly 13 is threaded out of the rectangular groove 9e3 in the housing assembly 9e, and is threaded out of the rectangular groove 9e3 on the other side after being wound around the reel 9n and the reel assembly.
The invention has the advantages of wear resistance, easy maintenance and high reliability.
Drawings
FIG. 1 is a general view;
FIG. 2 is a diagram of an electric winch assembly;
FIG. 3 is a shaft assembly view;
FIG. 4 is a view of a platen assembly;
FIG. 5 is a view of a crank assembly;
FIG. 6 is a view of the housing assembly 9 e;
FIG. 7 is a view of a joint;
FIG. 8 is a view of an outer reel;
FIG. 9 is a view of an end cap assembly;
FIG. 10 is a side view of the spool;
FIG. 11 is a view of the mandrel assembly;
fig. 12 is a view of the housing assembly 9 a.
Detailed Description
For a further understanding of the invention, reference will now be made to the preferred embodiments of the invention by way of example, and it is to be understood that the description is intended to further illustrate features and advantages of the invention, and not to limit the scope of the claims.
Referring to fig. 1, an electric capstan for a power source of an electric umbrella ribbon recovery device comprises a control box 1, a motor assembly 2, a spring 8, an electric capstan assembly 9, a cover assembly 10, a small cover 11 and a steel wire rope assembly 13; the control box 1 is arranged on the motor component 2 and is connected with a socket on the control box through a cable plug on the motor component; the motor assembly 2 is connected with the electric capstan assembly 9 through a spring 8; the small cover 11 is fixed on the electric capstan assembly 9; the lower end of the cover assembly 10 is connected with the electric capstan assembly 9.
The output spline housing of the motor assembly 2 is connected with a spline shaft 9k20 of the electric capstan assembly 9 through a spring 8. The small cover 11 is fixed to the housing assembly 9e on the electric winch assembly 9. The lower end ear hole of the cover component 10 is connected with the mounting ear 9e2 in the electric capstan component 9. The hook-and-loop surface belt of the hook-and-loop belt of the cover assembly 10 is bonded with the hook surface belt of the middle hook-and-loop belt of the shell assembly of the electric winch assembly 9.
Referring to fig. 2, the electric capstan assembly 9 includes a housing assembly 9a, a self-locking nut 9b, a screw 9c, a screw 9d, a housing assembly 9e, a bracket 9f, a crank assembly 9g, a joint 9h, a seal ring 9i, a pin 9j, a reel assembly 9k, a pressure plate assembly 9l, a lock nut 9m, and an outer reel 9 n.
Referring to fig. 12, the housing assembly 9a, which is composed of three parts, has a rectangular boss 9a1 at the right part, and has two bearing holes 9a2, 9a3 for mounting the bearings supporting the spool assembly 9k and the outer spool 9n, and 4 mounting lugs 9a4 for connecting with the housing assembly 9 e; the middle part is a circular ring structure 9a5, and a shaft assembly on the winding drum assembly 9k penetrates out of the middle part to be connected with an output shaft of the speed reducer; the left part is a disc structure 9a6, which is provided with a concentric circular hole 9a7, the aperture of which is larger than the inner hole of the circular ring and is a positioning spigot matched with the boss of the speed reducer. The mounting holes are uniformly distributed along the circumference of the upper part of the shell and are connected with the mounting holes of the reducer shell.
As shown in fig. 6, the housing assembly 9e, which is characterized by a rectangular cavity 9e1 at the left, internally mounts the spool assembly 9k and the outer spool 9 n; the cavity end face is provided with 4 mounting lugs 9e2 which are connected with 4 mounting lugs 9a4 of the shell component 9 a; the upper part is provided with two identical rectangular notches 9e2, and the steel wire rope penetrates through the rectangular notches. The upper part is also provided with two threaded holes for installing a pressure plate assembly 9l for pressing the steel wire rope on the winding drum, and the right part is a rectangular boss which is provided with two bearing holes 9e3 and 9e4 for installing bearings for supporting the winding drum assembly 9k and the winding drum 9 n. The front and rear faces are rectangular notches 9 for facilitating winding of the wire rope on the drum assembly and the drum. The two lower mounting lugs 9e2 are also provided with a bracket 9f,
The bracket 9f is characterized by two mounting ears perpendicular to each other, one mounting ear 9f1 being connected to the lower two mounting ears 9e2 of the housing assembly 9e, and the other mounting ear 9f2 being connected to the hood assembly 10.
Referring to fig. 5, the crank assembly 9g is characterized by comprising a bracket 9g1, a shaft 9g2, a cotter pin 9g3, a shaft 9g4, a cotter pin 9g5, a shaft assembly 9g6, a cotter pin 9g7, a crank 9g8, a shaft 9g9, a handle 9g10, a screw 9g11 and the like.
Referring to fig. 7, the joint 9h is characterized by a stepped hollow shaft, wherein a first stepped shaft 9h1 is in interference connection with an end cap assembly 9k5 from left to right, and a second stepped shaft 9h2 limits the axial movement of a bracket 9g 1; the right end face of the third step shaft 9h3 is provided with two mutually perpendicular circular notches 9h4, and the inner side of the hollow shaft is provided with a sealing notch 9h5 for mounting a sealing ring.
Referring to fig. 11, the reel assembly 9k is characterized by comprising a screw 9k1, a shaft assembly 9k2, a reel 9k3, a cylindrical pin 9k4 and an end cap assembly 9k 5.
As shown in fig. 3, the shaft assembly 9k2 is characterized in that it comprises a spline shaft 9k20 and a pin shaft 9k 21. The pin shaft 9k21 is pressed into the spline shaft 9k20, and both ends of the pin shaft are higher than the spline shaft by the same distance. The raised pin boss is matched with a circular groove in the end cover assembly 9k5 to transmit the torque on the spline shaft to the reel assembly 9k
The left end of the spline shaft 9k20 is an external spline 9k201 and the right end is an optical axis, and the left end of the spline shaft is provided with a blind hole 9k202 in which a spring 8 is arranged. The right end is provided with a lightening hole. The second step axis is the optical axis 9k204
As shown in fig. 10, the winding drum 9k3 is characterized by a stepped hollow shaft, a first stepped shaft 9k30 at the left end is used for mounting a bearing, and a second stepped shaft 9k31 is used as a shaft shoulder for limiting the axial movement of the bearing; a plurality of semi-arc grooves 9k32 are uniformly distributed on the outer side of the third step shaft and used for storing steel wire ropes; and 4 mounting threaded holes 9k33 are uniformly distributed on the right end surface and are used for connecting the end cover assembly 9k 5. Three lightening holes 9k34, 9k35 and 9k36 are formed in the inner part from left to right and are used for controlling the weight of the winding drum, and the lightening holes 9k36 also serve as positioning stops for connecting the end cover assembly 9k 5.
Referring to fig. 9, the end cap assembly 9k5 is characterized by a hollow step shaft, wherein the first step shaft 9k500 is used for mounting a bracket 9g1 from left to right, the second step shaft 9k501 is uniformly provided with 4 circular holes 9k502 along the circumference for connecting a connector 9h, the third step shaft 9k502 is used for matching with a shell assembly 9e, the fourth step 9k504 is used for mounting a bearing, and the fifth step 9k505 is used for limiting the axial movement of the bearing. Mounting holes 9k507 are uniformly distributed on the sixth step shaft 9k506 for mounting the winding drum 9k3, and the seventh step shaft 9k508 is matched with the inner hole of the winding drum. Six circular grooves 9k510 are uniformly formed in the end surface of the eighth step shaft 9k509, and are used for transmitting torque. The first bore 9k511 at the left end is used for connecting the joint. The second bore 9k512 is used for the stopper bushing. A third bore 9k513 is pressed into a friction reducing annular bushing 9k514 having a plurality of semi-circular grooves therein for grease retention.
Referring to FIG. 4, platen assembly 9l is characterized in that it comprises a shaft 9l1 and a platen 9l 2; the shaft 9l1 and the pressure plate 9l2 are connected in an interference fit manner; the pressure plate is a section of circular arc plate, two bosses 9l22 protrude from the outer circular arc surface 9l21, a circular through hole 9l23 is formed in the boss, and the inner circular arc surface 9l24 and a through hole orifice chamfer 9l25 are formed.
As shown in fig. 8, the outer reel 9n is characterized by a hollow step shaft, and the first step shaft 9n1 is used for mounting a bearing from left to right; the second step shaft 9n2 is a bearing shoulder for controlling the axial displacement of the bearing; a plurality of semi-arc grooves 9n4 are uniformly distributed on the third step shaft 9n3 and are used for storing steel wire ropes; the fourth step shaft 9n5 is a bearing shoulder for controlling the axial displacement of the bearing; the sixth step shaft 9n6 is used for mounting a bearing; three lightening holes are formed from left to right to control the weight of the reel.
One end of the cable assembly 13 is threaded out of the rectangular groove 9e3 in the housing assembly 9e, and is threaded out of the rectangular groove 9e3 on the other side after being wound around the reel 9n and the reel assembly.
When the electric working is carried out, the power of the motor component is transmitted to the winding drum component (9k) through the shaft component (9k2), and the steel wire rope component (13) is driven to output through the winding drum component.

Claims (10)

1. The utility model provides an electric capstan for electric equipment is retrieved to umbrella area which characterized in that: the device comprises a control box (1), a motor assembly (2), a spring (8), an electric winch assembly (9), a cover assembly (10), a small cover (11) and a steel wire rope assembly (13); the control box (1) is arranged on the motor assembly (2) and is connected with a socket on the control box through a cable plug on the motor assembly; the motor assembly (2) is connected with the electric winch assembly (9) through a spring (8); the small cover (11) is fixed on the electric winch component (9); the lower end of the cover assembly (10) is connected with the electric winch assembly (9); the steel wire rope component (13) is wound in the semi-circular arc grooves of the winding drum component (9k) and the outer winding drum (9 n).
2. An electric capstan for an electric umbrella ribbon recovery device, according to claim 1, wherein: the control box (1) is installed on the motor assembly (2) through a screw (3) and a first nut (4).
3. An electric capstan for an electric umbrella ribbon recovery device, according to claim 1, wherein: and the motor assembly (2) is connected with the electric winch assembly (9) through 12 screws distributed along the circumference.
4. An electric capstan for an electric umbrella ribbon recovery device, according to claim 1, wherein: the output spline housing of the motor component (2) is connected with a spline shaft (9k20) of the electric capstan component (9) through a spring (8).
5. An electric capstan for an electric umbrella ribbon recovery device, according to claim 1, wherein: the small cover (11) is fixed on a shell component (9e) of the electric winch component (9).
6. An electric capstan for an electric umbrella ribbon recovery device, according to claim 1, wherein: the ear hole at the lower end of the cover component (10) is connected with a mounting ear (9e2) in the electric winch component (9).
7. An electric capstan for an electric umbrella ribbon recovery device, according to claim 1, wherein: and a hook-and-loop surface belt of the hook-and-loop belt of the cover assembly (10) is bonded with a hook surface belt of a middle hook-and-loop belt on a shell assembly of the electric winch assembly (9).
8. An electric capstan for an electric umbrella ribbon recovery device, according to claim 1, wherein: the electric winch component (9) comprises a shell component (9a), a self-locking nut (9b), a screw five (9c), a screw six (9d), a shell component (9e), a support (9f), a crank component (9g), a joint (9h), a sealing ring (9i), a pin (9j), a winding drum component (9k), a pressing plate component (9l), a locking nut (9m) and an outer winding drum (9 n); the right part of the shell component (9a) is a rectangular boss (9a1) which is provided with two bearing holes (9a2) and (9a3) for installing and supporting the bearings of the reel component (9k) and the reel (9 n); the shell component (9a) is provided with 4 mounting lugs (9a4) which are connected with the shell component (9 e); the middle part is of a circular ring structure (9a5), and a shaft assembly on a winding drum assembly (9k) penetrates out from the middle part to be connected with an output shaft of the speed reducer; the left part is a disc structure (9a6), a concentric round hole (9a7) is arranged on the disc structure, the disc structure is a positioning spigot matched with a boss of the speed reducer, and mounting holes are uniformly distributed on the disc structure along the circumference and are connected with mounting holes of a shell of the speed reducer; the pressure plate assembly (9l) is characterized in that the pressure plate assembly comprises a shaft (9l1) and a pressure plate (9l 2); the shaft (9l1) and the pressure plate (9l2) are connected in an interference fit manner; the pressure plate (9l2) is a section of circular arc plate, two bosses (9l22) are protruded on an outer circular arc surface (9l21), circular through holes (9l23) are formed in the bosses, through hole opening chamfers ((9l25) are formed in the inner circular arc surface (9l24), the outer winding drum (9n) is characterized in that a hollow step shaft is arranged, from left to right, of a first step shaft (9n1) and used for mounting a bearing, a second step shaft (9n2) is used as a bearing shaft shoulder and used for controlling axial displacement of the bearing, a third step shaft (9n3) is uniformly distributed with a plurality of semi-circular arc grooves (9n4) and used for storing a steel wire rope, a fourth step shaft (9n5) is used as a bearing shaft shoulder and used for controlling axial displacement of the bearing, a sixth step shaft (9n6) is used for mounting the bearing, and three lightening holes are formed in the left to right to control weight of the winding drum.
9. An electric capstan for an electric umbrella ribbon recovery device, according to claim 8, wherein: the left part of the shell component (9e) is a rectangular cavity (9e1), and a winding drum component (9k) and a winding drum (9n) are mounted inside the shell component (9 e); the end face of the cavity is provided with 4 mounting lugs (9e2) which are connected with the 4 mounting lugs (9a4) of the shell component (9 a); the upper part is provided with two identical rectangular notches (9e2), and the steel wire rope penetrates through the rectangular notches; the upper part of the device is also provided with two threaded holes for installing a pressure plate assembly (9l) for pressing a steel wire rope on a winding drum, and the right part of the device is a rectangular boss which is provided with two bearing holes (9e3, 9e4) for installing and supporting bearings of the winding drum assembly (9k) and the winding drum (9 n); the front surface and the rear surface are rectangular notches (9) for conveniently winding the steel wire rope on the winding drum component and the winding drum; the two lower mounting lugs (9e2) are also provided with a bracket (9 f); the bracket (9f) is provided with two mutually vertical mounting lugs, one mounting lug (9f1) is connected with two mounting lugs (9e2) at the lower part of the shell assembly (9e), and the other mounting lug (9f2) is connected with the cover assembly (10); the joint (9h) is a stepped hollow shaft, a first stepped shaft (9h1) is in interference connection with the end cover assembly (9k5) from left to right, and a second stepped shaft (9h2) limits the axial movement of the bracket (9g 1); the right end face of the third step shaft (9h3) is provided with two mutually vertical circular notches (9h4), and the inner side of the hollow shaft is provided with a sealing notch (9h5) for mounting a sealing ring; the winding drum assembly (9k) is characterized by comprising a screw (9k1), a shaft assembly (9k2), a winding drum (9k3), a cylindrical pin (9k4) and an end cover assembly (9k5), wherein the winding drum (9k3) is connected with the end cover assembly (9k5) through the screw (9k1), the cylindrical pin (9k4) positions the winding drum (9k3) and the end cover assembly (9k5) in the circumferential direction, and the shaft assembly (9k2) is connected with the end cover assembly (9k 5); the shaft assembly (9k2) is characterized by comprising a spline shaft (9k20) and a pin shaft (9k 21). The pin shaft (9k21) is pressed into the spline shaft (9k20), the two ends of the pin shaft are higher than the spline shaft by the same distance, and the raised boss of the pin shaft is matched with the circular groove in the end cover assembly (9k5) to transmit the torque on the spline shaft to the winding drum assembly (9 k); the spline shaft (9k20) is characterized in that the left end of a first step shaft from left to right is provided with an external spline (9k201), the right end of the first step shaft is provided with an optical axis, the left end of the spline shaft is provided with a blind hole (9k202) used for installing a spring (8) inside, the right end of the spline shaft is provided with a lightening hole, and a second step shaft is provided with an optical axis (9k 204); the winding drum (9k3) is characterized by being a stepped hollow shaft, a first stepped shaft (9k30) at the left end is used for mounting a bearing, and a second stepped shaft (9k31) is used as a shaft shoulder and used for limiting the axial movement of the bearing; a plurality of semi-arc grooves (9k32) are uniformly distributed on the outer side of the third step shaft and are used for storing steel wire ropes; 4 mounting threaded holes (9k33) are uniformly distributed on the right end face and are used for connecting a terminal cover assembly (9k5), three lightening holes 9k34, 9k35 and 9k36 are formed in the right end face from left to right and are used for controlling the weight of the winding drum, and the lightening holes (9k36) are also used as positioning rabbets of the terminal cover assembly (9k 5); the end cover assembly (9k5) is characterized by comprising a hollow step shaft, wherein a first step shaft (9k500) is used for mounting a support ((9g1), a second step shaft (9k501) is uniformly provided with 4 round holes (9k502) along the circumference from left to right and used for connecting a joint (9h), a third step shaft (9k502) is used for matching with a shell assembly (9e), a fourth step (9k504) is used for mounting a bearing, a fifth step (9k505) is used for limiting the axial movement of the bearing, mounting holes (9k507) are uniformly distributed on a sixth step shaft (9k506) and used for mounting a winding drum (9k3), a seventh step shaft (9k508) is matched with an inner hole of the winding drum, six round grooves (9k510) are uniformly formed in the end face of an eighth step shaft (9k509) and used for transmitting torque, a first left end (9k511) is used for connecting the joint, and a second inner hole (9k) is used for blocking a bushing 512, a friction reducing annular bushing (9k514) is pressed into the third bore (9k513) and has a plurality of semi-circular recesses for grease storage.
10. An electric capstan for an electric umbrella ribbon recovery device, according to claim 1, wherein: one end of the steel wire rope component (13) penetrates out of the rectangular groove (9e3) in the shell component (9e), and penetrates out of the rectangular groove (9e3) on the other side after being wound on the winding drum (9n) and the winding drum component.
CN201911097434.7A 2019-11-15 2019-11-15 Electric capstan for recovering electric equipment from umbrella belt Active CN111071969B (en)

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