CN106395664B - One kind building tower crane elevator wheel overload protection device - Google Patents

One kind building tower crane elevator wheel overload protection device Download PDF

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Publication number
CN106395664B
CN106395664B CN201610904716.3A CN201610904716A CN106395664B CN 106395664 B CN106395664 B CN 106395664B CN 201610904716 A CN201610904716 A CN 201610904716A CN 106395664 B CN106395664 B CN 106395664B
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CN
China
Prior art keywords
hole
elevator wheel
longitudinal
block
shaft
Prior art date
Application number
CN201610904716.3A
Other languages
Chinese (zh)
Other versions
CN106395664A (en
Inventor
骆梅玲
Original Assignee
骆梅玲
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Filing date
Publication date
Application filed by 骆梅玲 filed Critical 骆梅玲
Priority to CN201610904716.3A priority Critical patent/CN106395664B/en
Publication of CN106395664A publication Critical patent/CN106395664A/en
Application granted granted Critical
Publication of CN106395664B publication Critical patent/CN106395664B/en

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66DCAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D1/00Rope, cable, or chain winding mechanisms; Capstans
    • B66D1/54Safety gear
    • B66D1/58Safety gear responsive to excess of load
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66DCAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D1/00Rope, cable, or chain winding mechanisms; Capstans
    • B66D1/02Driving gear
    • B66D1/14Power transmissions between power sources and drums or barrels
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66DCAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D2700/00Capstans, winches or hoists
    • B66D2700/01Winches, capstans or pivots
    • B66D2700/0125Motor operated winches
    • B66D2700/0141Electrically actuated

Abstract

The invention discloses one kind to build tower crane elevator wheel overload protection device, including elevator wheel housing, the inside of the elevator wheel housing is hollow structure, and internal center is provided with multigroup semi-circular recesses structure, place one group of spill spin block in the inside of the elevator wheel housing, the inside of spill spin block is provided with through-hole structure, the through-hole structure includes longitudinal hole structure and the cross through hole structure for connecting longitudinal hole structure, and the inside of longitudinal hole structure and cross through hole structure is placed with longitudinal body of rod and the horizontal body of rod respectively, the top of longitudinal body of rod is semicircular structure, and in insertion semi-circular recesses structure.The size that the present invention passes through electric current in control coil, and then control the size for effective support degree that the longitudinal body of rod plays to elevator wheel housing, so there is controllability, and because electric current is easily controlled size, so its controllability is strong, when there is overloading, the device can be found in time, and prevent, so as to prevent the generation of motor burnout phenomenon.

Description

One kind building tower crane elevator wheel overload protection device
Technical field
The present invention relates to building machinery technical field, is specially a kind of building tower crane elevator wheel overload protection device.
Background technology
At present, in building place, especially large-scale building place, all without building tower crane is lacked, the master of tower crane is built It is that the apparatus that some buildings need is carried out into high-altitude transport to act on, convenient and swift, and in tower crane is built, it is being operated When, cause lifting part weight more because staff can not correctly weigh, and work as the larger part of such weight once Transport to high-altitude, if now running into overload, will danger close, in addition, as overload and cause motor to burn out, have Certain limitation.
The content of the invention
It is an object of the invention to provide one kind to build tower crane elevator wheel overload protection device, to solve above-mentioned background technology The problem of middle proposition.
To achieve the above object, the present invention provides following technical scheme:
One kind builds tower crane elevator wheel overload protection device, including elevator wheel housing, the inside of the elevator wheel housing are Hollow structure, and internal center is provided with multigroup semi-circular recesses structure, one group of rotation is placed in the inside of the elevator wheel housing Block, the inside of spill spin block are provided with through-hole structure, and the through-hole structure includes longitudinal hole structure and connects longitudinal hole structure Cross through hole structure, and the inside of longitudinal hole structure and cross through hole structure is placed with longitudinal body of rod and the horizontal body of rod respectively, The top of longitudinal body of rod is the center of the spill spin block both ends of the surface in semicircular structure and insertion semi-circular recesses structure One group of rotary shaft and one group of connecting shaft are fixed respectively, and the rotary shaft end is connected with the axis body of connecting shaft by clutch shaft bearing One group of installing plate is fixed in one group of supporting plate, the bottom of supporting plate, and one group of gear, the rotary shaft are fixed in the end of the connecting shaft The axis body of end and connecting shaft fixes one group of iron core, and one group of coil is fixed on the surface of the iron core, and the iron core is positioned at line The side of circle connects one group of swivel plate by second bearing, and the inside of the side of the coil is provided with positive pole conductor and positioned at positive pole One group of binding post is fixed in the side of cathode conductor on the inside of conductor, the positive pole conductor and cathode conductor, the swivel plate Inside is provided with positive pole conductor recesses block and the cathode conductor groove block on the inside of positive pole conductor recesses block, and the positive pole conductor With one end of cathode conductor respectively positioned at the inside of positive pole conductor recesses block and cathode conductor groove block, the rotary shaft end and The axis body of connecting shaft fixes one group of limited block, the rotary shaft end and connection at the position between iron core and the horizontal body of rod Axle is putting one group of permanent magnet positioned at the side of limited block set, and one group of touch panel is fixed in the side of the permanent magnet.
Further, the radius of the elevator wheel enclosure interior hollow structure is more than the structure radius of the spill spin block.
Further, bolt hole is provided with the installing plate.
Further, the inside of the longitudinal hole structure and cross through hole structure is positioned at longitudinal rod body and the horizontal body of rod Between be filled with hydraulic oil.
Further, the both ends of copper cash are separately fixed at the surface of two groups of binding posts in the coil.
Further, the surface of the positive pole conductor recesses block and cathode conductor groove block connects one group by wire respectively The positive and negative electrode of the electric current output of controller.
Further, the permanent magnet is Nd-Fe-B permanent magnet.
Further, the radius of the through-hole structure at the permanent magnet center is more than the axis body of rotary shaft end and connecting shaft Radius.
Compared with prior art, the beneficial effects of the invention are as follows:
Size of the invention by electric current in control coil, and then it is effective to control longitudinal body of rod to play elevator wheel housing The size of support degree, so have controllability, and because electric current is easily controlled size, so its controllability is strong, when going out During existing overloading, the device can be found in time, and be prevented, so as to prevent the generation of motor burnout phenomenon.
Brief description of the drawings
Fig. 1 is a kind of structural representation for building tower crane elevator wheel overload protection device of the present invention;
Fig. 2 is a kind of attachment structure built between tower crane elevator wheel overload protection device coil and swivel plate of the present invention Schematic diagram;
Fig. 3 shows for the structure of positive pole conductor and cathode conductor in a kind of building tower crane elevator wheel overload protection device of the present invention It is intended to;
Fig. 4 is recessed for positive pole conductor recesses block in a kind of building tower crane elevator wheel overload protection device of the present invention and cathode conductor The structural representation of geosynclinal block;
In figure:1, elevator wheel housing, 2, spill spin block, 3, through-hole structure, 4, longitudinal body of rod, 5, the horizontal body of rod, 6, rotary shaft, 7, clutch shaft bearing, 8, supporting plate, 9, installing plate, 10, gear, 11, iron core, 12, coil, 13, swivel plate, 14, limited block, 15, Permanent magnet, 16, touch panel, 17, positive pole conductor, 18, cathode conductor, 19, binding post, 20, positive pole conductor recesses block, 21, negative pole is led Body groove block, 22, connecting shaft.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made Embodiment, belong to the scope of protection of the invention.
Refer to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, a kind of embodiment provided by the invention:One kind building tower crane elevator wheel is used anti- Overload device, including elevator wheel housing 1, the inside of the elevator wheel housing 1 is hollow structure, and internal center is provided with multigroup One group of spill spin block 2 is placed in semi-circular recesses structure, the inside of the elevator wheel housing 1, and the inside of spill spin block 2 is provided with through-hole structure 3, the through-hole structure 3 includes longitudinal hole structure and the cross through hole structure for connecting longitudinal hole structure, and longitudinal hole knot The inside of structure and cross through hole structure is placed with the longitudinal body of rod 4 and the horizontal body of rod 5 respectively, and the top of longitudinal body of rod 4 is half In circular configuration and insertion semi-circular recesses structure, one group of He of rotary shaft 6 is fixed at the center of the both ends of the surface of spill spin block 2 respectively The axis body of one group of connecting shaft 22, the end of rotary shaft 6 and connecting shaft 22 connects one group of supporting plate 8, branch by clutch shaft bearing 7 One group of installing plate 9 is fixed in the bottom of fagging 8, and one group of gear 10 is fixed in the end of the connecting shaft 22, the end of rotary shaft 6 and The axis body of connecting shaft 22 fixes one group of iron core 11, and one group of coil 12 is fixed on the surface of the iron core 11, and the iron core 11 is in place One group of swivel plate 13 is connected by second bearing in the side of coil 12, the inside of the side of the coil 12 is provided with positive pole conductor 17 and the cathode conductor 18 positioned at the inner side of positive pole conductor 17, the side of the positive pole conductor 17 and cathode conductor 18 fixes one group Binding post 19, the inside of the swivel plate 13 are provided with positive pole conductor recesses block 20 and positioned at the negative of the inner side of positive pole conductor recesses block 20 Pole conductor recesses block 21, and one end of the positive pole conductor 17 and cathode conductor 18 positioned at positive pole conductor recesses block 20 and is born respectively The axis body of the inside of pole conductor recesses block 21, the end of rotary shaft 6 and connecting shaft 22 positioned at iron core 11 and the horizontal body of rod 5 it Between position fix one group of limited block 14, the end of rotary shaft 6 and connecting shaft 22 positioned at the side of limited block 14 set putting one Group permanent magnet 15, one group of touch panel 16 is fixed in the side of the permanent magnet 15.
The radius of the hollow structure inside of elevator wheel housing 1 is more than the structure radius of the spill spin block 2 so that elevator wheel Housing 1 will not be by the effect of spill spin block 2;Bolt hole is provided with the installing plate 9, it is convenient that installing plate 9 is fixed;It is described The inside of longitudinal hole structure and cross through hole structure is being filled with hydraulic oil, liquid between longitudinal rod body 4 and the horizontal body of rod 5 Force feed has flexible, and the transmission function with preferable power;The both ends of copper cash are separately fixed at two in the coil 12 The surface of group binding post 19, realizes the wire of coil 12;The surface of the positive pole conductor recesses block 20 and cathode conductor groove block 21 Connect the positive and negative electrode of the electric current output of a group controller respectively by wire, realize the big of electric current in controller control coil 12 It is small, in addition, swivel plate 13 will not rotate, and positive pole conductor recesses block 20 and cathode conductor groove due to being second bearing connection Block 21 can be contacted normally with positive pole conductor 17 and cathode conductor 18, be realized conductive;The permanent magnet 15 is Nd-Fe-B permanent magnet, The relatively high magnetism of permanent magnet 15 of this kind of material, and service life is longer;The radius of the through-hole structure at the center of permanent magnet 15 is big In the end of rotary shaft 6 and the radius of the axis body of connecting shaft 22, the structure enables to the normal movement of permanent magnet 15, is pushed away so as to play Dynamic effect.
Specifically used mode:In present invention work, gear 10 is engaged with the gear of motor main shaft end, through hole control The size of the electric current of device control input coil 12, now, iron core 11 will produce magnetic, and the magnetic can be according to regulation electric current Direction so that iron core 11 produce with the identical magnetic of permanent magnet 15, force permanent magnet 15 drive touch panel 16 be subjected to displacement, extrude The horizontal body of rod 5, because the horizontal body of rod 5 is extruded, due to the mobility of liquid, longitudinal body of rod 4 is caused to move up, therefore, electric current Size determines that iron core 11 produces the size in magnetic field, and the size in magnetic field determines the Interaction Force of iron core 11 and permanent magnet 15 Size, due to the transitivity of power, spacing dynamics of longitudinal body of rod 4 to elevator wheel housing 1 is determined, when there is overloading When, because dynamics caused by overload is more than spacing dynamics of the longitudinal rod body 4 to elevator wheel housing 1 so that longitudinal body of rod 4 moves down, When the semicircular structure of longitudinal body of rod 4 normally revolves departing from the semi-circular recesses structure inside elevator wheel housing 1, motor main shaft Turn, but now elevator wheel housing 1 no longer rotates, so as to prevent motor from burning out.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power Profit requires rather than described above limits, it is intended that all in the implication and scope of the equivalency of claim by falling Change is included in the present invention.Any reference in claim should not be considered as to the involved claim of limitation.

Claims (6)

1. one kind building tower crane elevator wheel overload protection device, including elevator wheel housing(1), it is characterised in that:The elevator wheel Housing(1)Inside be hollow structure, and internal center is provided with multigroup semi-circular recesses structure, the elevator wheel housing(1) Inside place one group of spill spin block(2), spill spin block(2)Inside be provided with through-hole structure(3), the through-hole structure(3)Including vertical To through-hole structure and the cross through hole structure for connecting longitudinal hole structure, and the inside of longitudinal hole structure and cross through hole structure Longitudinal body of rod is placed with respectively(4)With the horizontal body of rod(5), longitudinal body of rod(4)Top be semicircular structure and insertion half In circular groove structure, the spill spin block(2)One group of rotary shaft is fixed at the center of both ends of the surface respectively(6)With one group of connecting shaft (22), the rotary shaft(6)End and connecting shaft(22)Axis body pass through clutch shaft bearing(7)Connect one group of supporting plate(8), branch Fagging(8)Bottom fix one group of installing plate(9), the connecting shaft(22)End fix one group of gear(10), the rotation Axle(6)End and connecting shaft(22)Axis body fix one group of iron core(11), the iron core(11)Surface fix one group of coil (12), the iron core(11)Positioned at coil(12)Side pass through second bearing connect one group of swivel plate(13), the coil (12)The inside of side be provided with positive pole conductor(17)With positioned at positive pole conductor(17)The cathode conductor of inner side(18), the positive pole Conductor(17)And cathode conductor(18)Side fix one group of binding post(19), the swivel plate(13)Inside be provided with positive pole Conductor recesses block(20)With positioned at positive pole conductor recesses block(20)The cathode conductor groove block of inner side(21), and the positive pole conductor (17)And cathode conductor(18)One end be located at positive pole conductor recesses block respectively(20)With cathode conductor groove block(21)Inside, The rotary shaft(6)End and connecting shaft(22)Axis body positioned at iron core(11)With the horizontal body of rod(5)Between position fix One group of limited block(14), the rotary shaft(6)End and connecting shaft(22)Positioned at limited block(14)Side set put one group forever Magnet(15), the permanent magnet(15)Side fix one group of touch panel(16);The elevator wheel housing(1)Hollow structure inside Radius is more than the spill spin block(2)Structure radius;The permanent magnet(15)The radius of the through-hole structure at center is more than rotary shaft (6)End and connecting shaft(22)Axis body radius.
A kind of 2. building tower crane elevator wheel overload protection device according to claim 1, it is characterised in that:The installing plate (9)In be provided with bolt hole.
A kind of 3. building tower crane elevator wheel overload protection device according to claim 1, it is characterised in that:The longitudinal direction leads to The inside of pore structure and cross through hole structure is positioned at longitudinal rod body(4)With the horizontal body of rod(5)Between be filled with hydraulic oil.
A kind of 4. building tower crane elevator wheel overload protection device according to claim 1, it is characterised in that:The coil (12)The both ends of middle copper cash are separately fixed at two groups of binding posts(19)Surface.
A kind of 5. building tower crane elevator wheel overload protection device according to claim 1, it is characterised in that:The positive pole is led Body groove block(20)With cathode conductor groove block(21)Surface connected respectively by wire a group controller electric current output Positive and negative electrode.
A kind of 6. building tower crane elevator wheel overload protection device according to claim 1, it is characterised in that:The permanent magnet (15)For Nd-Fe-B permanent magnet.
CN201610904716.3A 2016-10-18 2016-10-18 One kind building tower crane elevator wheel overload protection device CN106395664B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610904716.3A CN106395664B (en) 2016-10-18 2016-10-18 One kind building tower crane elevator wheel overload protection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610904716.3A CN106395664B (en) 2016-10-18 2016-10-18 One kind building tower crane elevator wheel overload protection device

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Publication Number Publication Date
CN106395664A CN106395664A (en) 2017-02-15
CN106395664B true CN106395664B (en) 2017-12-12

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Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106625306B (en) * 2017-03-02 2019-01-18 瑞安市智造科技有限公司 A kind of bidirectional electromagnetic bench vice
CN107434216B (en) * 2017-04-11 2018-11-20 江苏源清环保科技有限公司 A kind of firm power equipment
CN107082355B (en) * 2017-04-11 2018-10-26 斯冬凤 A kind of power equipment
CN109678073A (en) * 2018-02-08 2019-04-26 浙江鸿安建设有限公司 A kind of building tower crane driving part attachment device

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05155591A (en) * 1991-12-06 1993-06-22 Shinko Electric Co Ltd Motor-driven winch
CN2167078Y (en) * 1992-08-28 1994-06-01 刘志华 Device for limitting excess load and preventing rope from being in non-order
US7374153B2 (en) * 2006-09-13 2008-05-20 Shih Jyi Huang Dual braking device for a power winch
CN201161887Y (en) * 2007-12-28 2008-12-10 邯郸钢铁股份有限公司 Rope sheave with overload protection function
CN203461756U (en) * 2013-08-15 2014-03-05 黄培 Load limiting device of electric block
CN205187728U (en) * 2015-12-16 2016-04-27 温州大学瓯江学院 Building crane is with preventing hoist wheel that overloads
CN205555945U (en) * 2016-04-29 2016-09-07 赤壁市三强新型环保材料有限公司 High hoist engine of security

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Effective date of registration: 20170718

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