CN112707313B - Wind-proof pull rod of electric telescopic and rotary lock - Google Patents
Wind-proof pull rod of electric telescopic and rotary lock Download PDFInfo
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- CN112707313B CN112707313B CN202110001846.7A CN202110001846A CN112707313B CN 112707313 B CN112707313 B CN 112707313B CN 202110001846 A CN202110001846 A CN 202110001846A CN 112707313 B CN112707313 B CN 112707313B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C11/00—Trolleys or crabs, e.g. operating above runways
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/16—Applications of indicating, registering, or weighing devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C9/00—Travelling gear incorporated in or fitted to trolleys or cranes
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- Engineering & Computer Science (AREA)
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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention provides a windproof pull rod of an electric telescopic lock and a rotary lock, in particular to a windproof device technology of large machinery of a container terminal, which comprises a shackle, an upper rod, a lock shaft telescopic motor, a motor transition joint, a lock rotating motor, a transition rod, a lower rod, a buffer coupling, a lock shaft upper sliding seat and a lock shaft lower sliding seat; the windproof pull rod of the electric telescopic and rotary lock is driven by double motors, and the tapered end shaft telescopic motor drives a screw rod to enable the tapered end shaft of the pull rod to move up and down, so that the height position of the tapered end shaft and the ground anchor seat is adapted; the lock head rotating motor directly drives the lock head shaft to rotate so as to realize automatic rotation locking of the hook anchor. The positions of the anchor surfaces of the rotary lock hooks of the lock head shaft lock head are acquired through the position sensors, the intelligent cooperative automatic control of the windproof pull rod and a large-scale mechanical complete machine can be efficiently and accurately realized, the traditional manual operation mode is changed, manual intervention of manual field one-by-one adjustment is not needed, and the anchoring and the releasing of the anchoring of the windproof pull rod are automatically completed.
Description
Technical Field
The invention relates to a gust and typhoon prevention safety technology of large machinery of a container terminal, in particular to a windproof device technology of the large machinery of the container terminal, and relates to a windproof pull rod with electric extension and twist lock.
Background
The large-scale machinery of the container terminal brakes and prevents the large-scale machinery from moving along the direction of the cart through the antiskid devices equipped by the large-scale machinery itself and the inertia braking devices equipped by the traveling mechanism, such as the brake, the wheel clamping device, the rail clamping device, the iron wedge, the cart anchor and the like, in gust or typhoon environment. In order to prevent the large-scale machine from moving horizontally and overturning under the action of gusts or typhoons, the main body of the large-scale machine must be anchored with the ground through a wind-proof guy cable or a wind-proof pull rod. At present, even if a large container loading and unloading machine configured in a full-automatic wharf is used, no matter a windproof pull rod or a windproof stay rope is used, the operation is still anchored by manually adjusting the hitching manual mode one by one, the adjustment time is long one by one, time and labor are wasted, automation cannot be realized, and the operation is not suitable for the control requirement of the full-automatic wharf.
Change traditional manual operation mode, need not the manual intervention that artifical scene adjusted one by one articulated, just can high-efficient, accurate realization prevent wind pull rod and the collaborative automation of large-scale mechanical complete machine intelligence control, reach the anchoring of automatic completion prevent wind cable or prevent wind pull rod, be the technological problem that the safety device field of automatic container terminal large-scale machinery awaits the opportune moment to solve.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide the windproof pull rod of the electric telescopic lock and the electric rotary lock so as to realize the automatic control of the windproof pull rod of the large-scale machinery of the container terminal.
In order to solve the technical problem, the invention provides a windproof pull rod of an electric telescopic lock and a rotary lock, which is characterized by comprising a tubular shackle, an upper rod, a lock shaft telescopic motor, a motor transition joint, a lock rotating speed reducing motor, a transition rod, a lower rod, a buffer coupling, a lock shaft upper sliding seat and a lock shaft lower sliding seat.
The rod body of the upper rod is a steel pipe with a certain wall thickness, the upper end of the rod body of the upper rod is coaxially fixed with the tubular shackle, and the outer cylindrical surface of the lower end of the rod body of the upper rod is provided with an external thread which is matched and connected with the internal thread on the upper part of the motor shell;
the tapered end shaft telescopic motor comprises a motor shell, a motor rotor, a motor stator, a motor shaft upper bearing seat, a motor shaft lower bearing seat, a telescopic screw shaft, a nut and a motor junction box.
The upper part of the motor shell is coaxially connected and fixed with the upper rod, and the lower part of the motor shell is coaxially connected and fixed with the transition rod; the motor stator is coaxially fixed in the hollow part of the inner circle of the motor shell;
preferably, the motor shell is a steel pipe with a certain wall thickness, and the upper end of the motor shell is provided with an internal thread which is matched and connected with the external thread at the lower end of the upper rod; the lower end of the motor shell is provided with an internal thread which is matched and connected with the external thread of the transition rod; the inner circle of the motor shell is matched and fixedly connected with the outer cylindrical surface of the motor stator.
The motor rotor is coaxially sleeved and fixed on the excircle of the motor shaft. And two ends of the motor shaft are respectively fixed in the motor shell through a motor shaft upper bearing seat and a motor shaft lower bearing seat. The motor shaft is a hollow steel tube shaft, and a nut is coaxially fixed on the core part of the hollow shaft. The telescopic screw shaft is coaxially and penetratingly arranged at the center of the motor shaft, and the convex screw of the telescopic screw shaft is coupled with the concave screw of the nut for transmission. The telescopic screw rod shaft is connected with a lock head rotating speed reducing motor through a motor transition connection;
preferably, a screw rod rotation prevention block and a screw rod tail sleeve are arranged at the tail part of the telescopic screw rod shaft so as to limit the telescopic screw rod shaft to rotate during transmission.
The lock head rotating speed reduction motor comprises a rotating motor shell, a rotating motor rotor, a rotating motor stator, a rotating motor shaft, a transition flange, a speed reducer and an output shaft.
The speed reducer is driven by a rotating motor shaft, and an output shaft of the speed reducer is connected with the lock head shaft through a buffer coupling;
the buffer coupling consists of a buffer coupling shell and a buffer coupling joint;
furthermore, a buffer coupling shell of the buffer coupling is coaxially sleeved on an output shaft of the speed reducer in a penetrating manner, and the lock shaft is connected with the output shaft of the speed reducer and then fixedly connected with the buffer coupling shell;
furthermore, a plurality of groups of buffer springs are respectively arranged in a space enclosed by the buffer connector at the lower end of the buffer coupling shell and the output shaft and a space enclosed by the buffer connector at the lower end of the output shaft and the buffer coupling connector.
Preferably, the reducer output shaft and the damper coupling housing are circumferentially restricted from relative movement.
The lower rod is a steel pipe with a certain wall thickness, the upper end of the rod body of the lower rod is provided with an internal thread connected with the external thread of the transition rod, the lower end of the rod body of the lower rod is provided with a lower rod internal thread matched and connected with the external thread of the lower sliding seat of the lock shaft, and the outer cylindrical surface of the rod body of the lower rod is provided with a control box mounting seat and a plurality of sensor seats vertical to the axis of the lower rod;
the rotary motor lock head rotary speed reduction motor is coaxially arranged in the lower rod inner cavity, and the rotary motor shell slides along the lower rod axial direction along with the telescopic screw rod shaft in the lower rod inner cavity and limits relative movement with the lower rod circumferential direction.
Preferably, the position of the sensor seat arranged on the lower rod is matched with the sensing surface of the sliding seat on the lock shaft, and the number of the sensor seat is matched with the position of the anchor surface of the rotary lock hook of the lock shaft and the control requirement.
The top of the lock shaft is provided with a lock shaft suspension thread connected with the buffer coupling joint, the shaft body of the lock shaft is provided with a lock shaft external thread fixedly connected with the lock shaft upper slide internal thread, and the lower part of the lock shaft is provided with a lock guide cone and a double-side lock head rotary lock hook anchor surface with single-direction horizontal plane projection.
The upper tapered end shaft sliding seat is in a round sleeve shape, the outer cylindrical surface is provided with an upper tapered end shaft sliding seat sensing surface, and the upper tapered end shaft sliding seat is coaxially arranged in the lower rod inner tube;
the excircle of the lower sliding seat of the lock shaft is coaxially fixed in the inner tube of the lower rod, and the lower sliding seat of the lock shaft is internally coaxially fixed with a guide bush;
furthermore, the outer circle surface of the lower sliding seat of the lock shaft is provided with an outer sealing groove for installing a sealing element, and the inner circle of the lower sliding seat of the lock shaft is also provided with an inner sealing groove for installing the sealing element.
The windproof pull rod of the electric telescopic and rotary lock is driven by double motors. The telescopic motor of the lock head shaft drives the screw rod to enable the pull rod lock head shaft to move up and down, so that the lock head shaft is matched with the ground anchor bed in height; the lock head rotating motor directly drives the lock head shaft to rotate so as to realize automatic rotation locking of the hook anchor. The positions of the anchor surfaces of the rotary lock hooks of the lock head shaft lock head are acquired through the position sensors, the intelligent cooperative automatic control of the windproof pull rod and a large-scale mechanical complete machine can be efficiently and accurately realized, the traditional manual operation mode is changed, manual intervention of manual field one-by-one adjustment is not needed, and the anchoring and the releasing of the anchoring of the windproof pull rod are automatically completed.
Drawings
Fig. 1 is a schematic view of a wind-proof pull rod structure of an electric retractable and twist lock according to an embodiment of the present invention.
Fig. 2 is a schematic structural view of a wind-proof pull rod lock head shaft telescopic motor of the electric telescopic and rotary lock according to the embodiment of the invention.
Fig. 3 is a schematic structural view of a wind-proof pull rod lock head shaft rotating motor of the electric telescopic and rotary lock according to the embodiment of the invention.
FIG. 4 is a schematic view of the wind lever lock head shaft of the electric retractable and twist lock of the present invention.
FIG. 5 is a schematic view of the slide bearing on the lock head shaft of the wind-proof pull rod of the electric retractable and twist lock of the embodiment of the present invention.
Fig. 6 is a schematic view of a lower slider of a lock head shaft of an electric telescopic and rotary lock according to an embodiment of the present invention.
FIG. 7 is a schematic view of the lower wind rod of the electric retractable and twist lock of the present invention.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the following description of the drawings, but the embodiments are not intended to limit the present invention, and all similar structures and similar variations using the present invention shall be included in the scope of the present invention, and the pause numbers in the present invention shall have a relation of the same.
As shown in fig. 1, the windproof pull rod for electric extension and retraction and rotation lock provided in the embodiment of the present invention includes a shackle 1, an upper rod 9, a lock shaft extension motor 1000, a motor transition joint 2, a lock rotation speed reduction motor 300, a transition rod 8, a lower rod 1100, a buffer coupling 500, a lock shaft 700, a lock shaft upper slide 600, and a lock shaft lower slide 1400.
The rod body of the upper rod 9 is a steel pipe with a certain wall thickness, the upper end of the rod body of the upper rod 9 is coaxially fixed with the tubular shackle 1, and the outer cylindrical surface of the lower end of the rod body of the upper rod 9 is provided with an external thread which is matched and connected with the internal thread 1007 on the upper part of the motor casing.
As shown in fig. 1 and 2, the tapered end shaft telescopic motor 1000 includes a motor housing 1012, a motor rotor 1011, a motor stator 1013, a motor shaft 1009, a motor shaft upper bearing block 1008, a motor shaft lower bearing block 1014, a telescopic screw shaft 1002, a nut 1010, and a motor junction box 1003.
The upper part of the motor housing 1012 is coaxially connected and fixed with the upper rod 9, the lower part of the motor housing 1012 is coaxially connected and fixed with the transition rod 8, and the stator 1013 of the motor is coaxially fixed in the inner circular hollow of the motor housing 1012.
In this embodiment, the motor housing 1012 is a steel pipe with a certain wall thickness, and the upper end of the motor housing 1012 is provided with an internal thread 1007 matched and connected with the external thread at the lower end of the upper rod 9; the lower end of the motor shell 1012 is provided with an internal thread which is matched and connected with the external thread of the transition rod 8; the inner circle of the motor shell 1012 is matched and fixedly connected with the outer cylindrical surface of the motor stator 1013.
As shown in fig. 2, a motor rotor 1011 is coaxially fixed on the outer circle of a motor shaft 1009 in a penetrating manner, and two ends of the motor shaft 1009 are fixed in a motor housing 1012 through a motor shaft upper bearing block 1008 and a motor shaft lower bearing block 1014 respectively. The motor shaft 1009 is a hollow steel tube shaft, and a nut 1010 is coaxially fixed at the core part of the hollow shaft; the telescopic screw shaft 1002 is coaxially inserted and arranged in the center of the motor shaft 1009, a convex screw of the telescopic screw shaft 1009 is coupled with a concave screw of the nut 1010 for transmission, and the telescopic screw shaft 1002 is connected with the tapered end rotating speed reducing motor 300 through a motor transition connection 2;
in this embodiment, the tail of the telescopic screw shaft 1002 is provided with a screw rotation preventing block 1001 and a screw tail sleeve 4 to limit the rotation of the telescopic screw shaft 1002 during transmission.
As shown in fig. 3, the lock head rotation speed reduction motor 300 includes a rotating motor housing 307, a rotating motor rotor 304, a rotating motor stator 303, a rotating motor shaft 302, a transition flange 301, a speed reducer 308, and an output shaft 309.
As shown in fig. 1 and 3, the reducer 308 is driven by the rotating motor shaft 302, and the output shaft 309 of the reducer 308 is connected to the lock shaft 700 through the damper coupling 500;
as shown in fig. 1, the damper coupling 500 includes a damper coupling housing 501 and a damper coupling joint 502.
In this embodiment, the buffer coupling housing 501 of the buffer coupling 500 is coaxially sleeved on the output shaft 309 of the speed reducer 308, and the lock shaft 700 is connected with the output shaft 309 of the speed reducer 308 and then fixedly connected with the buffer coupling housing 501;
as shown in fig. 1 and 3, a plurality of sets of buffer springs are respectively installed in a space surrounded by the buffer coupling housing 501 and the buffer coupling head 502 at the lower end of the output shaft 309, and the buffer coupling head 310 and the buffer coupling head 502 at the lower end of the output shaft 309.
In the present embodiment, the output shaft 309 of the reduction gear 308 and the damper coupling housing 501 restrict relative movement in the circumferential direction.
As shown in fig. 1, 2 and 7, the lower rod 1100 is a steel pipe with a certain wall thickness, the upper end of the rod body of the lower rod 1100 is provided with an internal thread 1103 connected with the external thread of the transition rod 8, the lower end of the rod body of the lower rod 1100 is provided with a lower rod internal thread 1105 matched and connected with the external thread 1403 of the lower slide 1400 of the tapered axle, and the outer cylindrical surface of the rod body of the lower rod 1100 is provided with a control box mounting seat 1401 and a plurality of sensor seats 1102 perpendicular to the axis of the lower rod 1100;
as shown in fig. 1 and 3, the tapered end rotation speed reduction motor 300 is coaxially installed in the inner cavity of the lower rod 1400, and the rotating motor housing 307 slides along the axial direction of the lower rod 1400 along with the telescopic screw shaft 1002 in the inner cavity of the lower rod 1400, and restricts relative movement with the lower rod 1400 in the circumferential direction.
As shown in fig. 1, 4, 5, and 7, in this embodiment, the sensor seats 1102 provided on the lower link 1100 are coupled to the sensing surfaces of the upper slide 600 of the lock cylinder shaft, and the number of the sensor seats is coupled to the position of the anchor surface 705 of the lock cylinder shaft rotation lock hook and the control requirement.
As shown in fig. 4 and 5, a lock shaft suspension thread 705 connected to the joint of the buffer coupling 500 is disposed at the top of the lock shaft 700, a lock shaft external thread 704 fixedly connected to the lock shaft upper slide internal thread 602 is disposed at the body of the lock shaft 700, a lock guide cone 702 and a double-sided lock head rotation lock hook anchor surface 705 having a single-direction horizontal projection are disposed at the lower portion of the lock shaft 700.
As shown in fig. 5, the lock shaft upper sliding seat 600 is in a shape of a circular sleeve, an outer cylindrical surface is provided with a lock shaft upper sliding seat sensing surface 601, and the lock shaft upper sliding seat 600 is coaxially installed in the inner tube of the lower rod 1400;
as shown in fig. 6, the outer circle of the lower sliding seat 1400 of the lock shaft is coaxially fixed in the inner tube of the lower rod 1100, and the guide bushing 1401 is coaxially fixed in the lower sliding seat 1400 of the lock shaft;
in this embodiment, an outer circular surface of the lock spindle lower sliding base 1400 is provided with an outer sealing groove 1404 for installing a sealing member, and an inner circular surface of the lock spindle lower sliding base 1400 is also provided with an inner sealing groove 1405 for installing a sealing member.
The working process of the embodiment of the invention is as follows:
embodiment 1, when the ground anchor socket is a large mechanical cart with an open running direction (the tapered end shaft telescopic motor 1000 works, and the tapered end rotary speed reduction motor 300 does not work):
the large-scale machinery of the container terminal walks beside the anchoring position through induction limit or encoder positioning; the lock shaft telescopic motor 1000 of the embodiment of the invention is started, the motor shaft 1009 drives the nut 1010 in the shaft hole to rotate, the telescopic screw shaft 1002 is driven to move downwards, the rotary motor 300 is driven to slide downwards together, the lock of the lock shaft 700 is vertically descended to the middle of the ground anchor seat lock body through the buffer coupling 500, and the lock of the lock shaft 700 is screwed to the lock hook anchor surface 705 to be lower than the anchor seat lock body hanging surface, and the lock shaft telescopic motor 1000 automatically stops according to the position information detected by the position sensor 13; when a cart of large machinery of the container terminal is started, the cart walks slightly along the C-shaped lock hole of the ground anchor seat towards the direction of the small opening, so that the lock head anchor rotating surface 705 of the lock head shaft 700 enters the ground anchor seat lock body along the C-shaped lock hole; then the tapered end shaft extension motor 1000 rotates reversely, so that the tapered end shaft 700 retracts, the tapered end hook anchor surface 705 hooks the ground anchor block upwards, and the tapered end shaft extension motor 1000 stops. Namely, the anchoring of the windproof pull rod is automatically completed.
When the large mechanical anchoring of the container terminal is released, the tapered end shaft extension motor 1000 is started, the motor shaft 1009 drives the nut 1010 in the shaft hole to rotate, the telescopic screw shaft 1002 is driven to move downwards, the rotating motor 300 is driven to slide downwards together, the tapered end of the tapered end shaft 700 descends vertically through the buffer coupling 500, the tapered end hook anchor surface 705 is separated from the ground anchor seat lock body, and the tapered end shaft extension motor 1000 stops automatically according to the position information detected by the position sensor 13; when a cart of the large-scale machinery of the container terminal is started, the cart walks slightly along the direction of the large opening along the C-shaped lock hole of the ground anchor block, and the lock head of the lock head shaft 700 exits from the lock body of the ground anchor block; the tapered end shaft extension motor 1000 is restarted and rotated in the reverse direction, and the anchored tapered end shaft 700 is retracted and raised to the initial position. I.e. automatically release the anchoring of the wind break rod.
Example 2, when the ground anchor is plug-in:
the large-scale machinery of the container terminal walks to the upper part of the insertion hole at the anchoring position through induction limit or encoder positioning; the lock shaft telescopic motor 1000 of the embodiment of the invention is started, the motor shaft 1009 drives the nut 1010 in the shaft hole to rotate, the telescopic screw shaft 1002 is driven to move downwards, the rotary motor 300 is driven to slide downwards together, the lock of the lock shaft 700 is vertically descended and inserted into the middle of the ground anchor seat lock body through the buffer coupling 500, and the lock hook anchor surface 705 of the lock shaft 700 is lower than the anchor seat lock body hanging surface, and the lock shaft telescopic motor 1000 automatically stops according to the position information detected by the position sensor 13; the rotating electrical machine 300 is started, the output shaft 309 of the speed reducer 308 rotates, the lock head of the lock head shaft 700 is rotated through the buffer coupling 500, the lock head hook anchor surface 705 of the lock head shaft 700 rotates to the lower side of the anchor seat hook surface, and the rotating electrical machine 300 is closed; then the tapered end shaft extension motor 1000 rotates reversely to retract the anchor tapered end shaft 700, the tapered end hook anchor surface 705 hooks the ground anchor block upwards, and the tapered end shaft extension motor 1000 stops. Namely, the anchoring of the windproof pull rod is automatically completed.
When the large mechanical anchoring of the container terminal is released, the tapered end shaft extension motor 1000 is started, the motor shaft 1009 drives the nut 1010 in the shaft hole to rotate, the telescopic screw shaft 1002 is driven to move downwards, the rotating motor 300 is driven to slide downwards together, the tapered end of the tapered end shaft 700 descends vertically through the buffer coupling 500, the tapered end hook anchor surface 705 is separated from the ground anchor seat lock body, and the tapered end shaft extension motor 1000 stops automatically according to the position information detected by the position sensor 13; the tapered end shaft rotating motor 300 is started, the output shaft 309 of the speed reducer 308 rotates reversely, the tapered end of the tapered end shaft 700 rotates reversely through the buffer coupling 500, the tapered end hook anchor surface 705 of the tapered end shaft 700 rotates reversely to be separated from the anchor seat hook surface vertical projection area, and the rotating motor 300 is closed; then, the tapered end shaft extension motor 1000 rotates in the reverse direction, so that the anchor tapered end shaft 700 retracts and rises to the initial position, and the tapered end shaft extension motor 1000 stops. Namely, the anchoring of the windproof pull rod is automatically released.
Claims (1)
1. A windproof pull rod of an electric telescopic and rotary lock is characterized by comprising a tubular shackle, an upper rod, a lock shaft telescopic motor, a motor transition joint, a lock rotating speed reducing motor, a transition rod, a lower rod, a buffering coupler, a lock shaft upper slide seat and a lock shaft lower slide seat;
the rod body of the upper rod is a steel pipe, the upper end of the rod body of the upper rod is coaxially fixed with the tubular shackle, and the outer cylindrical surface of the lower end of the rod body of the upper rod is provided with an external thread which is matched and connected with the internal thread on the upper part of the motor shell;
the tapered end shaft telescopic motor comprises a motor shell, a motor rotor, a motor stator, a motor shaft upper bearing seat, a motor shaft lower bearing seat, a telescopic screw shaft, a nut and a motor junction box;
the upper part of the motor shell is coaxially connected and fixed with the upper rod, and the lower part of the motor shell is coaxially connected and fixed with the transition rod; the motor stator is coaxially fixed in the hollow part of the inner circle of the motor shell;
the motor shell is a steel pipe with certain wall thickness, and the upper end of the motor shell is provided with an internal thread which is matched and connected with the external thread at the lower end of the upper rod; the lower end of the motor shell is provided with an internal thread which is matched and connected with the external thread of the transition rod; the inner circle of the motor shell is matched and fixedly connected with the outer cylindrical surface of the motor stator;
the motor rotor is coaxially sleeved and fixed on the excircle of the motor shaft; two ends of the motor shaft are respectively fixed in the motor shell through a motor shaft upper bearing block and a motor shaft lower bearing block; the motor shaft is a steel tube hollow shaft, and a nut is coaxially fixed at the core part of the hollow shaft; the telescopic screw shaft is coaxially and penetratingly arranged at the center of the motor shaft, and a convex screw of the telescopic screw shaft is coupled with a concave screw of the nut for transmission; the telescopic screw rod shaft is connected with a lock head rotating speed reducing motor through a motor transition connection;
the tail part of the telescopic screw shaft is provided with a screw rod anti-rotation block and a screw rod tail sleeve so as to limit the telescopic screw shaft to rotate during transmission;
the lock head rotating speed reduction motor comprises a rotating motor shell, a rotating motor rotor, a rotating motor stator, a rotating motor shaft, a transition flange, a speed reducer and an output shaft;
the speed reducer is driven by a rotating motor shaft, and an output shaft of the speed reducer is connected with the lock head shaft through a buffer coupling;
the buffer coupling consists of a buffer coupling shell and a buffer coupling joint;
the buffer coupling shell of the buffer coupling is coaxially sleeved on the output shaft of the speed reducer in a penetrating manner, and the lock shaft is connected with the output shaft of the speed reducer and then fixedly connected with the buffer coupling shell;
a plurality of groups of buffer springs are respectively arranged in a space enclosed by the buffer coupling shell and the buffer connector at the lower end of the output shaft and a space enclosed by the buffer connector and the buffer coupling connector at the lower end of the output shaft;
the output shaft of the speed reducer and the shell of the buffer coupling limit relative movement in the circumferential direction;
the lower rod is a steel pipe, the upper end of the rod body of the lower rod is provided with an internal thread connected with the external thread of the transition rod, the lower end of the rod body of the lower rod is provided with a lower rod internal thread matched and connected with the external thread of the lower sliding seat of the lock shaft, and the outer cylindrical surface of the rod body of the lower rod is provided with a control box mounting seat and a plurality of sensor seats vertical to the axis of the lower rod;
the rotary motor lock head rotary speed reducing motor is coaxially arranged in the lower rod inner cavity, and the rotary motor shell slides along the lower rod axial direction along with the telescopic screw rod shaft in the lower rod inner cavity and limits relative movement with the lower rod circumferential direction;
the position of a sensor seat arranged on the lower rod is matched with the sensing surface of a sliding seat on the lock shaft, and the quantity of the sensor seat is matched with the position of the anchor surface of the rotary lock hook of the lock shaft and the control requirement;
the top of the lock shaft is provided with a lock shaft suspension thread connected with the joint of the buffer coupling, the shaft body of the lock shaft is provided with a lock shaft external thread fixedly connected with the internal thread of the upper slide seat of the lock shaft, and the lower part of the lock shaft is provided with a lock guide cone and a double-side lock rotary lock hook anchor surface with a single-direction horizontal projection;
the upper tapered end shaft sliding seat is in a round sleeve shape, the outer cylindrical surface is provided with an upper tapered end shaft sliding seat sensing surface, and the upper tapered end shaft sliding seat is coaxially arranged in the lower rod inner tube;
the excircle of the lower sliding seat of the lock shaft is coaxially fixed in the inner tube of the lower rod, and the lower sliding seat of the lock shaft is internally coaxially fixed with a guide bush;
the outer circle surface of the lower sliding seat of the lock shaft is provided with an outer sealing groove for installing a sealing element, and the inner circle of the lower sliding seat of the lock shaft is also provided with an inner sealing groove for installing the sealing element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110001846.7A CN112707313B (en) | 2021-01-04 | 2021-01-04 | Wind-proof pull rod of electric telescopic and rotary lock |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110001846.7A CN112707313B (en) | 2021-01-04 | 2021-01-04 | Wind-proof pull rod of electric telescopic and rotary lock |
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| Publication Number | Publication Date |
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| CN112707313A CN112707313A (en) | 2021-04-27 |
| CN112707313B true CN112707313B (en) | 2022-08-02 |
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| CN202110001846.7A Active CN112707313B (en) | 2021-01-04 | 2021-01-04 | Wind-proof pull rod of electric telescopic and rotary lock |
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| CN114436128A (en) * | 2022-01-28 | 2022-05-06 | 无锡市新华起重工具有限公司 | Automatic windproof inhaul cable |
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| CN203021200U (en) * | 2012-10-30 | 2013-06-26 | 巨力索具股份有限公司 | Windproof draw bar of port machinery |
| CN107032233B (en) * | 2017-05-12 | 2018-06-22 | 青岛港国际股份有限公司 | Bridge crane windbreak anchoring system and method |
| CN207218452U (en) * | 2017-09-26 | 2018-04-10 | 常州市旭泉精密电机有限公司 | Servo-electric transfer bar mechanism |
| CN211239581U (en) * | 2019-11-30 | 2020-08-11 | 湖州安迪特科技有限公司 | Motor directly drives orthoscopic electric putter |
| CN212174258U (en) * | 2020-05-07 | 2020-12-18 | 青岛港国际股份有限公司 | A twist lock formula safety device against wind for main equipment |
| CN214359829U (en) * | 2021-01-04 | 2021-10-08 | 上海久能机电制造有限公司 | Wind-proof pull rod of electric telescopic and rotary lock |
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