CN107140520A - The hanging hook assembly of double hook structure - Google Patents
The hanging hook assembly of double hook structure Download PDFInfo
- Publication number
- CN107140520A CN107140520A CN201610345992.0A CN201610345992A CN107140520A CN 107140520 A CN107140520 A CN 107140520A CN 201610345992 A CN201610345992 A CN 201610345992A CN 107140520 A CN107140520 A CN 107140520A
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- China
- Prior art keywords
- motor
- coupler body
- copper foil
- structure according
- wiring
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Classifications
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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
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
- B66C1/14—Slings with hooks
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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
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
- B66C1/122—Sling or load protectors
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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
- B66C13/18—Control systems or devices
- B66C13/22—Control systems or devices for electric drives
Abstract
The present invention relates to suspender.A kind of hanging hook assembly of double hook structure, the connecting rope of appending disk is passed down through including suspension hook, appending disk and two ends, the two ends of the connecting rope are all connected with the suspension hook, the appending disk is connected with the lifting structure that elevating lever drives lifter rod lifting, the elevating lever is provided with jaw, and the jaw is supported on the middle part of the connecting rope.This practicality provides a kind of hanging hook assembly of the double hook structure for the stress that can be adjusted rope length and change connecting rope, solve existing hanging hook assembly rope length it is non-adjustable caused by the problem of easily produce phenomenon of rupture when hanging the article of length length.
Description
Technical field
The present invention relates to suspender, more particularly to a kind of hanging hook assembly of double hook structure.
Background technology
The structure type of suspension hook has two kinds：One kind is enclosed, hung suitable for being hooked on rope or bar, have the advantages that will not produce object deviates from from suspension hook, be that 2012103227376, publication No. is to disclose a kind of enclosed suspension hook in CN103663123A, the patent document of entitled " suspension hook " in Chinese Patent Application No.；It is another to be open, that is, be adapted to be hooked on all objects and hung, therefore have the advantages that versatility is good.It is that 2013104512146, publication No. is to disclose a kind of open suspension hook in CN103466435A, the patent document of entitled " lifting hook of steel plate " in Chinese Patent Application No..Open suspension hook includes suspension ring, coupler body and connecting portion, and connecting portion links together suspension ring and coupler body.Although the advantage that the object that existing open suspension hook has the advantages that versatility is good but loses enclosed hook and have is not easy to slide from suspension hook, i.e. when suspension hook is tilted it is larger when then easily produce object and slide phenomenon（And when the two ends for the being hooked in object object big to length is hung, suspension hook can be in the larger state in inclination angle）.Other existing open suspension hook is linked together composition hanging hook assembly in pairs by connecting rope sometimes, and the two ends for being hooked in article by two suspension hooks when using are lifted to article, and the hanging hook assembly of the structure has the following disadvantages：When Item Weight keeps constant, the stress of connecting rope can increase with the growth of article, so as to easily produce phenomenon of rupture when causing to hang the article of length length.
The content of the invention
The first object of the present invention aims to provide a kind of hanging hook assembly of the double hook structure for the stress that can be adjusted rope length and change connecting rope, solve existing hanging hook assembly rope length it is non-adjustable caused by the problem of easily produce phenomenon of rupture when hanging the article of length length.
Second object of the present invention is intended to the hanging hook assembly for further providing on the basis of first goal of the invention not allowing to be also easy to produce the double hook structure for sliding phenomenon during a kind of clasp joint article, solves the problem of object easily slides when existing open suspension hook is used.
Above technical problem is solved by following technical proposal：A kind of hanging hook assembly of double hook structure, the connecting rope and elevating lever of appending disk are passed down through including suspension hook, appending disk, two ends, the two ends of the connecting rope are all connected with the suspension hook, the threaded one end of the elevating lever is connected with the driven gear for being rotationally connected with the appending disk, the other end provided with jaw, the elevating lever only liftably links together with the appending disk, the jaw is supported on the middle part of the connecting rope, the driven gear engages driving gear, the driving gear is provided with drive shaft, and the drive shaft is provided with holding rod.Two suspension hooks are hooked in the two ends of article when using, then above appending disk is carried and realizes and carried article.When object length changes, drive shaft is rotated by hold holding rod, drive shaft driving driving gear rotation, the rotation of driving gear driving driven gear, driven gear driving lifter rod lifting, lifter rod lifting and cause connecting rope lifting and change connecting rope and be located at length between appending disk and suspension hook, so that angle between the part same level direction of connecting rope change to keep it is constant, so that the stress connected when being fallen the constant only length change of Item Weight is constant, overcome rope phenomenon of rupture.
Present invention additionally comprises motor and powershift mechanism, the motor includes motor casing and motor shaft, the motor casing is fixed together with the holding rod, the drive shaft is connected to one end of the motor shaft, the powershift mechanism includes starting the switch of the motor, drive the pressing lever of the switch, the latch being slidably connected in holding rod and driving latch that motor shaft is linked together with holding rod are inserted into the insertion spring in motor shaft, the latch is located between the switch and pressing lever, the latch is provided with avoidance hole, the avoidance hole is provided with the driving inclined-plane coordinated with the pressing lever to drive the latch to depart from motor shaft.The technical program can either by manual rotation's drive rod, also can pass through motor drive drive rod rotate.When by motor drive drive rod rotate when, press pressing lever, pressing lever towards switch translation while pressing driving inclined-plane and cause latch translation and with motor shaft depart from, pressing lever be moved to through avoid hole and be pressed into switch or be switched on and off sense when（Then sense if inductive switch）When, latch deviates to cause that holding rod is disconnected with motor shaft and motor is started completely from motor shaft, drives drive rod to rotate and realize and thread segment is threadedly coupled in screwed hole after electric motor starting.When extracting pressing lever, switch off and make it that motor stops, because pressing lever loses the Intercepting effects to latch, latch is inserted into motor shaft again in the presence of insertion spring, now rotate holding rod when can motor axle rotate, motor shaft driving drive rod is rotated, namely can carry out manual rotation.
As preferred, the motor is provided with binding post, the binding post includes insulator and is arranged at the wiring copper foil of insulator, the wiring copper foil is electrically connected with the coil of the motor, the wiring copper foil is provided with the wiring hole penetrated into the insulator, sleeve is slidably connected in the wiring hole, the sleeve includes the conductive segment together with same wiring copper foil abutting along the insulating segment of sleeve axial direction distribution, the air cavity heated in the insulator provided with the heat produced by wiring copper foil and the overload response cylinder for being used to drive conductive segment with the wiring copper foil to stagger being driven by the gas expansion in air cavity.During to motor wiring, power line is inserted in sleeve and the electrical connection with sleeve is realized, it is what is conducted to be linked together during normal condition for conductive segment with wiring copper foil.Circuit can produce temperature rise when the load, gas in air cavity can produce expansion, overload acts in response to cylinder generation and drives sleeve to be slided in wiring hole during the gas expansion of air cavity, response cylinder is then overloaded when temperature rise is to design temperature and is driven into sleeve and slides into conductive segment and is staggered with wiring copper foil, so as to realize power-off；Temperature can decline after Failure elimination, the contraction of gas of temperature drop then in air cavity, the result of contraction is causes sleeve to be slided in wiring hole towards the anti-direction of same temperature rise phase, and when temperature returns to normal value, then conductive segment links together with wiring copper foil, automatically reset so as to realize again.
As preferred, the overload response cylinder includes overload response cylinder block and overload response cylinder piston, the overload is responded cylinder block and is divided into closing chamber and open cavity by the overload response cylinder piston, the closing chamber is connected with the air cavity, and the overload response cylinder piston is linked together by connecting rod with the sleeve.It is simple in construction.It is easy to make.
Preferably, diameter parallel of the axis of the overload response cylinder piston with the adapter sleeve.Reliability when overload response cylinder driving sleeve is moved can be improved and structural compactness is further improved.
Preferably, the wiring hole is vertically extending, the wiring copper foil is located at the lower end of the wiring hole, and the insulating segment is located at the lower section of the conductive segment, and the insulating segment is sealed connected together with the wiring hole, and conduction liquid is filled with the wiring hole.Repeatedly action can be avoided to produce to produce electrical contact bad phenomenon after abrasion and prevent from producing sparking during action.
Preferably, inner seal ring of the insulating segment provided with the exterior seal ring for being sealed connected together insulating segment with wiring hole and for insulating segment to be sealed connected together with power line.It can both ensure that sleeve is reliably sealed connected together with wiring copper foil, and resistance when can reduce mobile.
Preferably, the inner peripheral surface of the insulating segment is provided with support ball.Resistance when further can reduce mobile, to improve sensitivity during dynamic overload response.
Preferably, the inner peripheral surface of the conductive segment, which is provided with the inner support shell fragment radially-inwardly arched upward along conductive segment, outer peripheral face, is provided with the outer support shell fragment radially outward arched upward along conductive segment.Reliability during relay contacts can either be improved, resistance when can reduce mobile again is to improve response sensitivity.
As preferred, the suspension hook includes suspension ring, coupler body and connecting portion, the connecting portion links together the suspension ring and coupler body, the clasp joint face of the coupler body is provided with least two anti-slop serrations, the anti-slop serrations are detachably connected with the coupler body, bearing of trend distribution of the anti-slop serrations along coupler body, the suspension hook is linked together by the suspension ring with the connecting rope." clasp joint face " refers to the face being in contact when coupler body is used with hanging object.By designing anti-slop serrations on clasp joint face, anti-skidding effect can be played so that object is difficultly slipped off.Anti-slop serrations are detachably connected between coupler body, can install anti-slop serrations according to environmental selection when using, so that the present invention disclosure satisfy that the use needs of different occasions.At least provided with two anti-slop serrations, it is possible to increase the probability that anti-slop serrations are contacted with hanging object during angle change residing for coupler body, so as to improve anti-skidding reliability when using.Realize second goal of the invention of example.
As preferred, suspension hook also includes removable bindiny mechanism, the anti-slop serrations are detachably connected by the removable bindiny mechanism with the coupler body, and the removable bindiny mechanism includes being arranged at the jack of the coupler body, be movably connected on the inserted block of the anti-slop serrations and driving inserted block to be inserted into the driving spring in the jack.Convenience during installing/dismounting anti-slop serrations is good.
Preferably, the inserted block is spherical, the inserted block is with being mating spherical surfaces between the coupler body.Convenience during installing/dismounting anti-slop serrations can further be improved.
Preferably, the removable bindiny mechanism also includes support bowl, the driving spring is abutted together by the support bowl with the inserted block, is mating spherical surfaces between the support bowl and the inserted block.Patency when reliability and inserted block when can improve Spring driving inserted block are rotated.
Preferably, the face of the support inserted block of the support bowl is provided with specular layer.Patency when inserted block is rotated is good.
Preferably, the anti-slop serrations are provided with power-assisted hole.During the lower protection tooth of dismounting, by by the body of rod（Such as inner hexagon spanner）Cat-in resisting force hole China and foreign countries draw anti-slop serrations to be exerted oneself, and convenience during dismounting anti-slop serrations is good.
Preferably, the power-assisted hole position is on the end face in anti-slop serrations facewidth direction.Convenience when inserting the body of rod into resistance hole is good.
Preferably, the plane where the suspension ring is parallel with the plane where the bearing of trend line of the coupler body.The hoist cable being connected to during use in suspension ring will not interfere with being produced between hanging object.
Present invention tool has the advantage that：Rope length can change so that article length change when connecting shackle rope same level direction between clamping keep it is constant, so that the stress of connecting rope will not produce increase and fracture phenomenon；Suspension hook had not only had the advantages that versatility was good but also can effectively prevent object from producing the use needs for sliding phenomenon, enough adapting to different use environments.
Brief description of the drawings
Fig. 1 is the schematic diagram of the embodiment of the present invention one.
Fig. 2 is the close-up schematic view at Fig. 1 A.
Fig. 3 is the close-up schematic view at Fig. 2 B.
Fig. 4 is the partial schematic diagram of the embodiment of the present invention two.
Fig. 5 is the close-up schematic view at Fig. 4 A.
Fig. 6 be embodiment two in binding post enlarged diagram.
Schematic diagram when Fig. 7 links together for the binding post in embodiment two with power line.
In figure：Drive rod 1, driving gear 11, driven gear 12, rotary head 121, holding rod 13, binding post 3, wiring copper foil 31, wiring hole 32, air-vent 321, insulator 33, sleeve 34, insulating segment 341, conductive segment 342, exterior seal ring 343, inner seal ring 344, support ball 345, inner support shell fragment 346, outer support shell fragment 347, air cavity 35, overload response cylinder 36, overload response cylinder block 361, closing chamber 3611, open cavity 3612, stomata 3613, overload response cylinder piston 362, connecting rod 363, air flue 37, power line 38, motor 5, motor casing 51, motor shaft 52, reductor 53, holding rod 13, powershift mechanism 7, switch 71, pressing lever 72, latch 73, avoid hole 731, driving inclined-plane 732, insert spring 74, locking hole 75, appending disk 8, elevating lever 81, anti-rotation block 811, jaw 82, dog link 83, connecting rope 84, suspension hook 9, suspension ring 91, coupler body 92, the clasp joint face 921 of coupler body, connecting portion 93, anti-slop serrations 94, power-assisted hole 941, the end face 942 in anti-slop serrations facewidth direction, removable bindiny mechanism 95, jack 951, inserted block 952, driving spring 953, support bowl 954, specular layer 9541.
Embodiment
The present invention is further illustrated with embodiment below in conjunction with the accompanying drawings.
Embodiment one, referring to Fig. 1, a kind of hanging hook assembly of double hook structure, including suspension hook 9, appending disk 8 and connecting rope 84.The two ends of connecting rope 84 are passed down through appending disk 8.Appending disk 8 is connected with elevating lever 81.Elevating lever 81 is screw rod.The upper end of elevating lever 81 is provided with jaw 82.Jaw 82 is fixed together with elevating lever 81.Jaw 82 is supported on the middle part of connecting rope 84.The lower end of elevating lever 81 is located on appending disk 8 and provided with anti-rotation block 811.Appending disk 8 is provided with the dog link 83 being plugged in anti-rotation block 811.Elevating lever 81 is also threaded with driven gear 12.Driven gear 12 is connected on the rotary head 121 in appending disk 8 provided with swivel hook.Driven gear 12 meshes together with driving gear 11.Driving gear 11 is provided with drive shaft 1.Drive shaft is provided with holding rod 13.Two suspension hooks 9 are connected to the two ends of connecting rope 84.Suspension hook 9 includes suspension ring 91, coupler body 92 and connecting portion 93.Connecting portion 93 links together suspension ring 91 and coupler body 92.Plane where suspension ring 91 is parallel with the plane where the bearing of trend line of coupler body 92, be all plane parallel to paper.It is 9 that the clasp joint face 921 of coupler body, which is provided with least two anti-slop serrations 94, the present embodiment,.Bearing of trend distribution of the anti-slop serrations 94 along coupler body 92.Anti-slop serrations 94 are detachably connected with coupler body 92.Anti-slop serrations 94 are provided with power-assisted hole 941.Power-assisted hole 941 is located on the end face 942 in anti-slop serrations facewidth direction.Connecting rope 84 specially links together with the suspension ring 91 of suspension hook 9.
Referring to Fig. 2, suspension hook 9 also includes removable bindiny mechanism 95.Anti-slop serrations 94 are detachably connected by removable bindiny mechanism 95 with coupler body 92.Removable bindiny mechanism 95 includes jack 951, inserted block 952, driving spring 953 and support bowl 954.Jack 951 is arranged at coupler body 92.Inserted block 952 is spherical.Inserted block 952 is located in anti-slop serrations 94.Driving spring 953 is located in anti-slop serrations 94.Bowl 954 is supported to be located in anti-slop serrations 94.Driving spring 953 is by supporting bowl 954 to be abutted together with inserted block 952.Support between bowl 954 and inserted block 952 is mating spherical surfaces.
Referring to Fig. 3, inserted block 952 is with being mating spherical surfaces between coupler body 92.The face of the support inserted block of bowl 954 is supported to be provided with specular layer 9541.
Referring to Fig. 1 to Fig. 3, draw anti-slop serrations 94 at home and abroad by the way that the body of rod is inserted in into power-assisted hole 941 when using and realize and remove anti-slop serrations 94 from coupler body 92, be directly inserted into during installation.
Referring to Fig. 1, two suspension hooks 9 are hung in the two ends of article, when the length of article when falling article（The distance of left and right directions i.e. in figure）During change, holding rod 13 is gripped to rotate drive shaft 1 and realize that elevating lever 81 is lifted, elevating lever 81 lifts and make it that the distance that connecting rope 84 is located at the lower section of appending disk 8 changes, so as to ensure that the guarantees of the angle C between connecting rope same level face are basically unchanged, so as to avoid Item Weight constant and the phenomenon generation of the stress of connecting rope 84 increase, so that the phenomenon for overcoming connecting rope to be easily broken off.
Embodiment two, the difference of be the same as Example one is：
Referring to Fig. 4, in addition to motor 5 and powershift mechanism 7.Motor 5 includes motor casing 51 and motor shaft 52.Motor casing 51 is fixed together with holding rod 13.Motor casing 51 is provided with binding post 3.Drive rod 1 is connected to one end of motor shaft 52 by reductor 53.The other end of motor shaft 52 is located in holding rod 13.
Referring to Fig. 5, powershift mechanism 7 includes switch 71, pressing lever 72, latch 73 and insertion spring 74.Switch 71 and pressing lever 72 are located at the both sides of latch 73.Switch 71 is fixed in holding rod 13.Switch 71 is by compressing switch, due to the start and stop of controlled motor 5.Pressing lever 72 is located in holding rod 13.Latch 73 is slidably connected in holding rod 13.Motor shaft 52 is provided with the locking hole 75 inserted for latch 73.Latch 73 is provided with avoidance hole 731.Avoid hole 731 and go driving switch 71 more than latch 73 for pressing lever 72.Avoid hole 731 and be provided with driving inclined-plane 732 towards one end of pressing lever 72.Insertion spring 74 is used to drive in the locking hole 75 that latch 73 is inserted into motor shaft 52.
Referring to Fig. 6, binding post 3 includes insulator 33 and is arranged at the wiring copper foil 31 of insulator surface.Insulator 33 is fixed together with motor casing 51.Wiring copper foil 31 is electrically connected with the coil of motor.Wiring copper foil 31 is provided with wiring hole 32.Wiring hole 32 is penetrated into insulator 33.Wiring hole 32 is the blind hole of vertically extending upper end closed.The lower end that wiring copper foil 31 is located at wiring hole 32 is openend.Sleeve 34 is slidably connected in wiring hole 32.Sleeve 34 includes insulating segment 341 and conductive segment 342.Insulating segment 341 and conductive segment 342 are axially distributed along sleeve 34.Insulating segment 341 is located at the lower section of conductive segment 342.Provided with air cavity 35 and overload response cylinder 36 in insulator 33.Wiring copper foil 31 constitutes a part for the wall of air cavity 35.Overload at least two, cylinder 36 of response.Overload responds cylinder 36 along the circumferentially distributed of sleeve 34.Overload response cylinder 36 includes overload response cylinder block 361 and overload response cylinder piston 362.Overload response cylinder piston 362 will overload response cylinder block 361 and be divided into closing chamber 3611 and open cavity 3612.Closing chamber 3611 is connected by air flue 37 with air cavity 35.Open cavity 3612 is provided with stomata 3613, opening is realized with atmosphere by stomata 3613.Overload response cylinder piston 362 is linked together by connecting rod 363 with the insulating segment 341 in sleeve 34.Diameter parallel of the axis of overload response cylinder piston 362 with sleeve 34.
Insulating segment 341 is arranged with exterior seal ring 343.Exterior seal ring 343 is rubber ring.Insulating segment 341 is sealed connected together by exterior seal ring 343 with wiring copper foil 31.The inner peripheral surface of insulating segment 341 is provided with inner seal ring 344 and some support balls 345.The inner peripheral surface of conductive segment 342 is provided with inner support shell fragment 346.Inner support shell fragment 346 is the domes radially-inwardly arched upward along conductive segment.The outer peripheral face of conductive segment 342 is provided with outer support shell fragment 347.Outer support shell fragment 347 is the domes radially outward arched upward along conductive segment.Conductive segment 342 is abutted together by outer support shell fragment 347 with wiring copper foil 31.The upper end of wiring hole 32 is provided with air-vent 321.
Referring to Fig. 7, when the power supply that induces one is to motor, power line 38 is located at one end of wiring copper foil 31 from wiring hole 32 and inserted in sleeve 34.Insulating segment 341 is sealed connected together by inner seal ring 344 with power line 38.Inner support shell fragment 346 abuts with the elasticity of power line 38 and conductive segment 342 and the electric conductivity of power line 38 links together together.Conduction liquid is added in wiring hole 32.
The gas that wiring copper foil 31 can be produced in temperature rise, air cavity 35 when the load can produce expansion and iodine produces distillation and causes the air pressure rise in air cavity 35, and the elevated structure of air pressure is flowed to for the gas inlet road 37 in air cavity 35 and driven in closing chamber 3611（Pressure in open cavity 3612 remains identical with atmospheric pressure）Overload response cylinder piston 362 is moved up.Overload response cylinder piston 362 drives sleeve 34 to be moved up in wiring hole 32 by connecting rod 363.Then overloaded when temperature rise is to design temperature and slide into that conductive segment 342 staggers with wiring copper foil 31 in response to the driving sleeve of cylinder 36 and insulating segment 341 is contacted with wiring copper foil 31, so as to realize power-off.Temperature can decline after Failure elimination, contraction of gas and iodine of the temperature drop then in air cavity 35 become solid-state and make it that the air pressure in air cavity 36 declines, the result of decline is causes the slide downward in wiring hole 32 of sleeve 34, and when temperature returns to normal value, then conductive segment 342 links together with wiring copper foil 31, automatically reset so as to realize again.
Referring to Fig. 5, the process that the present embodiment carries out powershift is：When pressing lever 72 is in extraction state, in the presence of insertion spring 74, latch 73 is inserted into avoidance hole 731 and holding rod 13 and motor shaft 52 links together, now switch 71 is off, motor 5, can only manual rotation, i.e. manual rotation's holding rod 13 to stop, holding rod 13 is rotated together by the motor axle 52 of latch 73, drives drive rod 1 to rotate and realize rotation when motor shaft 52 is rotated.
When needing to carry out motor driving, pressing lever 72 is pressed, while pressing lever 72 is moved down in the presence of driving inclined-plane 732, latch 73, which is extracted, to be avoided hole 731 and be arranged so that inserting the energy storage of spring 74.When pressing lever 72 is applied to switch 71, latch 73 complete to extract avoid hole 731 be motor shaft 52 disconnected with holding rod 13, now motor 5 it is electric and start, motor shaft 52 rotates and drives drive rod 1 to rotate after electric motor starting.When extracting pressing lever 72 and make it that pressing lever loses the effect to switch 71, motor dead electricity stops.
Claims (10)
1. a kind of hanging hook assembly of double hook structure, including suspension hook, it is characterized in that, also include appending disk, two ends are passed down through the connecting rope and elevating lever of appending disk, the two ends of the connecting rope are all connected with the suspension hook, the threaded one end of the elevating lever is connected with the driven gear for being rotationally connected with the appending disk, the other end is provided with jaw, the elevating lever only liftably links together with the appending disk, the jaw is supported on the middle part of the connecting rope, the driven gear engages driving gear, the driving gear is provided with drive shaft, the drive shaft is provided with holding rod.
2. the hanging hook assembly of double hook structure according to claim 1, it is characterized in that, also include motor and powershift mechanism, the motor includes motor casing and motor shaft, the motor casing is fixed together with the holding rod, the drive shaft is connected to one end of the motor shaft, the powershift mechanism includes starting the switch of the motor, drive the pressing lever of the switch, the latch being slidably connected in holding rod and driving latch that motor shaft is linked together with holding rod are inserted into the insertion spring in motor shaft, the latch is located between the switch and pressing lever, the latch is provided with avoidance hole, the avoidance hole is provided with the driving inclined-plane coordinated with the pressing lever to drive the latch to depart from motor shaft.
3. the hanging hook assembly of double hook structure according to claim 2, it is characterized in that, the motor is provided with binding post, the binding post includes insulator and is arranged at the wiring copper foil of insulator, the wiring copper foil is electrically connected with the coil of the motor, the wiring copper foil is provided with the wiring hole penetrated into the insulator, sleeve is slidably connected in the wiring hole, the sleeve includes the conductive segment together with same wiring copper foil abutting along the insulating segment of sleeve axial direction distribution, the air cavity heated in the insulator provided with the heat produced by wiring copper foil and the overload response cylinder for being used to drive conductive segment with the wiring copper foil to stagger being driven by the gas expansion in air cavity.
4. the hanging hook assembly of double hook structure according to claim 3, it is characterized in that, the overload response cylinder includes overload response cylinder block and overload response cylinder piston, the overload is responded cylinder block and is divided into closing chamber and open cavity by the overload response cylinder piston, the closing chamber is connected with the air cavity, and the overload response cylinder piston is linked together by connecting rod with the sleeve.
5. the hanging hook assembly of the double hook structure according to Claims 2 or 3 or 4, it is characterized in that, the wiring hole is vertically extending, the wiring copper foil is located at the lower end of the wiring hole, the insulating segment is located at the lower section of the conductive segment, the insulating segment is sealed connected together with the wiring hole, and conduction liquid is filled with the wiring hole.
6. the hanging hook assembly of the double hook structure according to claim 1 or 2 or 3 or 4, it is characterized in that, the suspension hook includes suspension ring, coupler body and connecting portion, the connecting portion links together the suspension ring and coupler body, the clasp joint face of the coupler body is provided with least two anti-slop serrations, the anti-slop serrations are detachably connected with the coupler body, and bearing of trend distribution of the anti-slop serrations along coupler body, the suspension hook is linked together by the suspension ring with the connecting rope.
7. the hanging hook assembly of double hook structure according to claim 6, it is characterized in that, suspension hook also includes removable bindiny mechanism, the anti-slop serrations are detachably connected by the removable bindiny mechanism with the coupler body, and the removable bindiny mechanism includes being arranged at the jack of the coupler body, be movably connected on the inserted block of the anti-slop serrations and driving inserted block to be inserted into the driving spring in the jack.
8. the hanging hook assembly of double hook structure according to claim 7, it is characterised in that the inserted block is spherical, and the inserted block is with being mating spherical surfaces between the coupler body.
9. the hanging hook assembly of double hook structure according to claim 8, it is characterized in that, the removable bindiny mechanism also includes support bowl, and the driving spring is abutted together by the support bowl with the inserted block, is mating spherical surfaces between the support bowl and the inserted block.
10. the hanging hook assembly of double hook structure according to claim 9, it is characterised in that the face of the support inserted block of the support bowl is provided with specular layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610345992.0A CN107140520B (en) | 2016-05-24 | 2016-05-24 | The hanging hook assembly of double hook structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610345992.0A CN107140520B (en) | 2016-05-24 | 2016-05-24 | The hanging hook assembly of double hook structure |
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| Publication Number | Publication Date |
|---|---|
| CN107140520A true CN107140520A (en) | 2017-09-08 |
| CN107140520B CN107140520B (en) | 2019-02-26 |
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| CN201610345992.0A Active CN107140520B (en) | 2016-05-24 | 2016-05-24 | The hanging hook assembly of double hook structure |
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| CN2736328Y (en) * | 2004-09-06 | 2005-10-26 | 方锡康 | Rolled steel combined sling |
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| CN107140520B (en) | 2019-02-26 |
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