CN110294402A - A kind of Novel electric block - Google Patents

A kind of Novel electric block Download PDF

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Publication number
CN110294402A
CN110294402A CN201910595181.XA CN201910595181A CN110294402A CN 110294402 A CN110294402 A CN 110294402A CN 201910595181 A CN201910595181 A CN 201910595181A CN 110294402 A CN110294402 A CN 110294402A
Authority
CN
China
Prior art keywords
fixed
block
suspension hook
gear
space
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201910595181.XA
Other languages
Chinese (zh)
Other versions
CN110294402B (en
Inventor
王红华
齐欢
吴琪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZHEJIANG XIECHENG CRANE MACHINERY Co.,Ltd.
Original Assignee
Zhejiang Guanlin Machinery Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zhejiang Guanlin Machinery Co Ltd filed Critical Zhejiang Guanlin Machinery Co Ltd
Priority to CN201910595181.XA priority Critical patent/CN110294402B/en
Publication of CN110294402A publication Critical patent/CN110294402A/en
Application granted granted Critical
Publication of CN110294402B publication Critical patent/CN110294402B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C1/00Load-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
    • B66C1/10Load-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
    • B66C1/22Rigid members, e.g. L-shaped members, with parts engaging the under surface of the loads; Crane hooks
    • B66C1/34Crane hooks
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C13/00Other constructional features or details
    • B66C13/04Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
    • B66C13/06Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for minimising or preventing longitudinal or transverse swinging of loads

Abstract

The invention discloses a kind of electric blocks, including suspension hook shell, are arranged in suspension hook shell and the suspension hook space that Open Side Down, the hanging hook assembly being arranged in suspension hook space, the unhook component being arranged on telescopic component;The hanging hook assembly includes the first dovetail groove that suspension hook space aft bulkhead is arranged in, the first trapezoid block being movably disposed in the first dovetail groove, the first rack gear for being fixed at the first trapezoid block front end, the ratchet bar for being fixed at the first rack gear right end, the device structure is simple, weight can be avoided to roll excessive and fall when lifting weight.

Description

A kind of Novel electric block
Technical field
The invention belongs to electric block fields, more particularly, to a kind of Novel electric block.
Background technique
Electric block is a kind of extraordinary lifting equipment, is mounted on overhead traveling crane, on gantry crane, electric block have it is small in size, It is easy to operate from heavy and light, it is easy to use the features such as, be used for industrial and mining enterprises, storage, places such as harbour, but traditional electronic calabash Reed makes suspension hook rotatable for the ease of hanging over weight on suspension hook, rotatable suspension hook will do it a left side in lifting heavy or decline Right slight rotation can be such that weight falls from suspension hook and pound to other so that weight can be made to carry out double swerve when shaking excessive Equipment is artificial at safety accident.
Summary of the invention
For overcome the deficiencies in the prior art, providing one kind can avoid weight because shaking to the present invention when making and being promoted or declined Move electric block that is excessive and falling.
To achieve the goals above, it the invention adopts the following technical scheme: a kind of electric block, including suspension hook shell, sets It sets in suspension hook shell and the suspension hook space that Open Side Down, the hanging hook assembly being arranged in suspension hook space, is arranged in telescopic component On unhook component;The hanging hook assembly includes the first dovetail groove that suspension hook space aft bulkhead is arranged in, is movably disposed at The first trapezoid block in first dovetail groove, is fixed at the first tooth at the first rack gear for being fixed at the first trapezoid block front end The ratchet bar of right end is separately positioned on two the first driving holes before and after suspension hook space between end wall, is rotatably arranged on two The first transmission shaft between first driving hole.
The utility model has the advantages that the device structure is simple, weight can be avoided to roll excessive and fall when lifting weight, led to Weight can be convenient for by unhook component convenient for lifting weight the first matching board and the second matching board by crossing hanging hook assembly It is detached from from the first matching board and the second matching board.
The hanging hook assembly further includes the first gear for being fixed at the first transmission shaft outer surface, is separately positioned on two Two the second driving holes, the second driving shaft being rotatably arranged between two the second driving holes, fixation on the right side of first driving hole The second gear of second driving shaft outer surface is set, two third driving holes being arranged on the right side of two the second driving holes, is turned The dynamic third transmission shaft being arranged in third driving hole, the third gear for being fixed at third transmission shaft outer surface.
The hanging hook assembly further includes the first trapezoidal stroke groove that suspension hook space left end wall is arranged in, can set up or down The second tooth setting the in the first trapezoidal stroke groove first trapezoidal stroke block, being fixed on the first trapezoidal stroke block surface Item, the stationary rack for being fixed at the second rack gear rear end face, the first matching board for being fixed at the second rack gear lower end.
The hanging hook assembly further includes the first telescopic chute that the first trapezoidal stroke trench bottom is arranged in, is arranged and stretches first The first telescopic block in slot, the first spring for being fixed at the first telescopic block and the first flexible trench bottom, setting are in suspension hook sky Between right end wall the second trapezoidal stroke groove, can be arranged in up or down in the second trapezoidal stroke groove the second trapezoidal stroke block, The third rack gear that is fixed on the second trapezoidal stroke block surface, the second matching board for being fixed at third rack gear lower end.
The hanging hook assembly further include the second matching board rear end face is set and matched with the first matching board card slot, set Set the second trapezoidal stroke trench bottom the second telescopic chute, be arranged in the second telescopic chute the second telescopic block, be fixed at Second telescopic block and the second spring of the second flexible trench bottom, the fluting that the second trapezoidal stroke groove front bulkhead is arranged in, setting exist Support block in fluting, two third springs being respectively fixedly disposed between fluting front bulkhead and support block.
The hanging hook assembly further includes two threaded holes for being separately positioned on fluting front bulkhead and front and back perforation, is arranged two Two bolts in a threaded hole, are fixed at first gear and hang the rotating handles for being fixed at the first transmission shaft front end The first torsional spring between the aft bulkhead of hook space, the second torsional spring being fixed between second gear and suspension hook space aft bulkhead.
The unhook component includes two contractibilities that suspension hook housing rear end face left and right sides is arranged in, is fixedly connected on left side The first connecting plate between contractibility and the second trapezoidal stroke block, the contractibility and the first trapezoidal stroke block for being fixedly connected on right side Between the second connecting plate, fixed setting left side contractibility on push plate, be fixed at the first transmission shaft and second driving shaft Two rotating ratchets of rear end.
The contractibility in left side includes the casing for being fixed at suspension hook housing rear end face, the casing being arranged in casing sky Between, shifting chute that enclosure space left hand end wall is set, the movable block being arranged in enclosure space, can be arranged in movably forward and backward The limited block being connected in shifting chute and with movable block.
The contractibility in left side further includes the limiting slot being fixed in movable block rear end face, is fixed at limiting slot end Multiple position-restricted housings on wall, the limit space being arranged in position-restricted housing, be movably disposed at it is flexible in limit space The 4th spring being fixed between limit space bottom and flexible skewback, matching for enclosure space left end wall is arranged in skewback The the first cooperation skewback for closing slot, being fixed at movable block left side and be located in mating groove.
The contractibility in left side further includes being arranged in first to cooperate second on the left of skewback cooperate skewback, be fixed at second Cooperate the straight panel of skewback left end, the push plate is fixedly connected on the front end face of the first cooperation skewback, the rear end in the suspension hook space Wall is provided with the rectangular channel that a front and back penetrates through and matches with push plate.
In conclusion can avoid weight left when lifting weight the invention has the following advantages that the device structure is simple It rocks excessive and falls in the right side.
Detailed description of the invention
Fig. 1 is perspective view of the invention;
Fig. 2 is top view one of the invention;
Fig. 3 is top view two of the invention;
Fig. 4 is main view of the invention;
Fig. 5 is sectional block diagram at the A-A in Fig. 2;
Fig. 6 is partial enlarged view at the B in Fig. 5;
Fig. 7 is oblique view at the C-C in Fig. 4;
Fig. 8 is partial enlarged view at the D in Fig. 7;
Fig. 9 is sectional block diagram at the E-E in Fig. 3;
Figure 10 is partial enlarged view at the F in Fig. 9;
Figure 11 is cross-sectional view at the E-E in Fig. 3;
Figure 12 is partial enlarged view at the G in Figure 11;
Figure 13 is partial enlarged view at the H in Figure 11;
Figure 14 is sectional block diagram at the I-I in Fig. 2.
Specific embodiment
In order to make those skilled in the art better understand the present invention program, below in conjunction in the embodiment of the present invention Attached drawing, the technical scheme in the embodiment of the invention is clearly and completely described.
As represented in figures 1 through 14, to achieve the goals above, the invention adopts the following technical scheme: a kind of Novel electric block 1, including suspension hook shell 2, it is arranged in suspension hook shell 2 and the suspension hook space that Open Side Down, the hook being arranged in suspension hook space Component, the unhook component being arranged on telescopic component;The hanging hook assembly includes the first ladder that suspension hook space aft bulkhead is arranged in Shape slot, the first trapezoid block being movably disposed in the first dovetail groove, the first tooth for being fixed at the first trapezoid block front end Item 3, the ratchet bar 4 for being fixed at 3 right end of the first rack gear are separately positioned on two first before and after suspension hook space between end wall Driving hole, is fixed at 5 outer surface of the first transmission shaft at the first transmission shaft 5 being rotatably arranged between two the first driving holes First gear 6, be separately positioned on the right side of two the first driving holes two the second driving holes, be rotatably arranged on two second biographies Second driving shaft 7 between dynamic hole, the second gear 8 for being fixed at 7 outer surface of second driving shaft, setting are passed at two second It moves two third driving holes on the right side of hole, the third transmission shaft 9 being rotatably arranged in third driving hole, be fixed at third biography The third gear 10 of 9 outer surface of moving axis, can be arranged the first trapezoidal stroke groove that suspension hook space left end wall is arranged in up or down The first trapezoidal stroke block 499 in the first trapezoidal stroke groove, second be fixed on the first trapezoidal 499 surface of stroke block Rack gear 12, the stationary rack 500 for being fixed at 12 rear end face of the second rack gear, be fixed at 12 lower end of the second rack gear first Matching board 301, the first telescopic chute that the first trapezoidal stroke trench bottom is set, the first telescopic block being arranged in the first telescopic chute 13, it is fixed at the first spring 14 of the first telescopic block 13 and the first flexible trench bottom, suspension hook space right end wall is set Second trapezoidal stroke groove, is fixed at the second trapezoidal stroke block that can be arranged in up or down in the second trapezoidal stroke groove Third rack gear 17 on second trapezoidal stroke block surface, the second matching board 302 for being fixed at 17 lower end of third rack gear, setting 302 rear end face of the second matching board and matched with the first matching board 301 card slot, the second trapezoidal stroke trench bottom is set Second telescopic chute, is fixed at the second telescopic block and the second telescopic chute bottom at the second telescopic block being arranged in the second telescopic chute The second spring in portion, the fluting that the second trapezoidal stroke groove front bulkhead is arranged in, the support block 21 being arranged in fluting, fixation is set respectively The two of perforation before and after setting two third springs 22 between fluting front bulkhead and support block 21, being separately positioned on fluting front bulkhead simultaneously A threaded hole, two bolts 23 being arranged in two threaded holes, the rotating handles 100 for being fixed at 5 front end of the first transmission shaft, It is fixed at the first torsional spring 101 between first gear 6 and suspension hook space aft bulkhead, second gear 8 is fixed at and hangs The second torsional spring 102 between the aft bulkhead of hook space;Rotating handles 100 are rotated counterclockwise with hand, rotating handles 100 drive First gear 6 rotates, and first gear 6 drives third rack gear to move down, and the second matching board of third rack drives moves down, the One gear drives the first rack gear to move right, and when the first rack gear is separated with two gears, the second torsional spring of tightening drives clockwise Second gear rotation, second gear drive the rotation of third gear, and third gear drives the second rack gear to move down, the second rack gear band Dynamic first matching board moves down in insertion card slot;By the way that the first matching board is inserted into the card slot of the second matching board, so as to Enough when hooking weight, the first matching board and the second matching board can mutually undertake gravity, to avoid when the first matching board Or second matching board some stress it is excessive and bend one of them, to improve the service life and stabilization of equipment Property;It can be incited somebody to action when being sling weight by the second rack gear and third rack gear by the setting of the first telescopic block and the second telescopic block Second rack gear and third rack gear limit, and prevent the second rack gear and third rack gear from generating in heavy lift or whereabouts up and down It slides and rocks weight generation, to fall or collide people from equipment during avoiding weight from rocking or other set It is standby and cause safety accident;When weight is lifted up or is moved down, weight, which turns forward, will lead to third rack gear and overcomes bullet The resistance of spring pushes forward support block, bolt can be tightened before lifting the object before hook by the setting of bolt resist to Block, thus before and after avoiding third rack gear sliding cause weight can not be supported by the first matching board and the second matching board and from equipment On fall, so as to avoid the generation of safety accident and the damage of weight, to improve the stability of equipment;Pass through the first ladder The setting of shape stroke block and the second trapezoidal stroke block can be by the first trapezoidal stroke groove and the second trapezoidal stroke groove to Two rack gears and third rack gear are limited, so as to give ballast support power by the cooperation of stroke groove and stroke block, thus Limited without using gear and rack gear, so as to avoid when mentioning weight because make between gear and rack gear there are gap Weight shakes, and the receiving that weight gravity is carried out by stroke groove and stroke block can be avoided the gap because between gear and rack gear Make gear and the rack gear damaged in collision when weight lifts and puts down;By between each ratchet by ratchet bar, there are a spine The spacing of tooth, it is every so that second gear is rotated one counterclockwise by a ratchet when being engaged so as to second gear with ratchet bar A ratchet apart from when, will in ratchet bar spacing at using the second torsional spring reset, so as to keep second gear complete The second matching board can just be moved down in the case where the second torsional spring of tightening acts on clockwise when separating entirely with ratchet bar, so as to keep away Exempt from when the first matching board that the second matching board does not completely arrive at also below suspension hook shell just to move down and the first cooperation can not be made Plate enters in the card slot of the second matching board.
The unhook component includes two contractibilities that 2 rear end face left and right sides of suspension hook shell is arranged in, the first connecting plate, second Connecting plate, push plate 30, two rotating ratchets 105;First connecting plate is fixedly connected on the contractibility and the second trapezoidal stroke block in left side Between 16, second connecting plate is fixedly connected between the contractibility and the first trapezoidal stroke block 11 on right side, the push plate 30 On the contractibility of fixed setting left side, two rotating ratchet 105 is fixed at 7 rear end of the first transmission shaft 5 and second driving shaft.
The contractibility in left side includes the casing 24, enclosure space, shifting chute, shifting for being fixed at 2 rear end face of suspension hook shell Motion block 25, limited block, limiting slot, multiple position-restricted housings 26, limit space, flexible skewback 27, the 4th spring, mating groove, first Skewback 29, second is cooperated to cooperate skewback 31, straight panel 32, the enclosure space is arranged in casing 24, and the shifting chute setting exists Enclosure space left hand end wall, the movable block 25 are arranged in enclosure space, and the limited block can be arranged in movably forward and backward to be moved It is connected in dynamic slot and with movable block 25, the limiting slot is fixed in 25 rear end face of movable block, the multiple limit shell Body 26 is fixed on limit trough end wall, and the limit space is arranged in position-restricted housing 26, and the flexible skewback 27 is removable It is arranged in limit space dynamicly, the 4th spring is fixed between limit space bottom and flexible skewback 27, described In enclosure space left end wall, the first cooperation skewback 29, which is fixed at 25 left side of movable block and is located at, matches for mating groove setting It closes in slot, the second cooperation skewback 31 setting is fixed at second and matches in 29 left side of the first cooperation skewback, the straight panel 32 31 left end of skewback is closed, the push plate 30 is fixedly connected on the front end face of the first cooperation skewback 29, the aft bulkhead in the suspension hook space It is provided with the rectangular channel that a front and back penetrates through and matches with push plate 30, the first stroke dovetail groove is provided with one and connect with first The first slippage slot that plate 130 matches, first connecting plate 130 are fixedly connected between straight panel 32 and the first telescopic block 13, Second connecting plate 104 is fixedly connected between straight panel and the second telescopic block 19, the contractibility in the left side and the receipts on right side Contracting part is arranged symmetrically;When needing suspension hook to unlock from weight, two movable blocks are pressed with hand, movable block drives position-restricted housing It moves down, to make the flexible skewback 27 on the first ratchet and the second ratchet and position-restricted housing disengage, while movable plate drives First cooperation skewback moves forward, and drives push plate forward movement to push third rack gear forward, to make the first matching board first Skewback is cooperated to drive the second cooperation skewback mobile to two sides, the first trapezoidal stroke block and the second trapezoidal stroke block are trapezoidal into first In stroke groove and the second trapezoidal stroke groove, while the first cooperation skewback drives push plate to move forward the first rack gear of drive to Forward It is dynamic, it is unclamped so as to allow the second matching board to move forward with the first matching board, so as to allow first tightened counterclockwise to turn round Spring resets, so that third rack gear be allowed to reset upwards, the rotation of third rack drives first gear, first gear drive the second rack gear to It moves right, when the first rack gear is moved to engaging with second gear, second gear drives the rotation of third gear, third gear band Dynamic second rack gear moves up, so as to allow the first matching board and the second matching board to separate and take out weight from equipment; By the setting of multiple position-restricted housings can make the first ratchet and the second ratchet limited in lifting heavy their rotation to The rotation for limiting first gear and second gear, also can give the second rack gear and third tooth by first gear and second gear Item one is supported power, to make the second rack gear and third rack gear be less susceptible to loosen in lifting heavy, to keep equipment operation more steady It is fixed;The second rack gear and third rack gear can be allowed to make the first matching board and the second matching board pine when moving up by the setting of push plate It opens, move up the second rack gear and third rack gear can not again so as to avoid the first matching board and the second matching board from blocking Position, to improve the stability of equipment.
Described when the second rack gear and third rack gear are respectively positioned in suspension hook space, the first torsional spring is releasing orientation, and second turns round Spring is tightening state clockwise.
The torsion of first torsional spring is greater than the torsion of the second torsional spring.
First rack gear is located on rear side of the outer surface of first gear, and the second gear and third gear are located at the first tooth On front side of the outer surface of wheel, so as to avoid three rack gears from interfering on the move.
It needs to unscrew bolt to the first matching board forward when needing to remove weight from equipment and is fully removed second Card slot on matching board.
The remaining part is identical as the structure of existing electric block.
Working principle: being rotated rotating handles with hand counterclockwise, and rotating handles drive first gear rotation, the first tooth Wheel drive third rack gear move down, the second matching board of third rack drives moves down, first gear drive the first rack gear to It moves right, when the first rack gear is separated with two gears, the second torsional spring of tightening drives second gear to rotate clockwise, second gear The rotation of third gear is driven, third gear drives the second rack gear to move down, and second the first matching board of rack drives moves down It is inserted into card slot, when needing suspension hook to unlock from weight, presses two movable blocks with hand, movable block drives position-restricted housing downward It is mobile, to make the flexible skewback on the first ratchet and the second ratchet and position-restricted housing disengage, while movable plate drives first to match It closes skewback to move forward, drives push plate forward movement to push third rack gear forward, so that the first matching board first be made to cooperate tiltedly Block drives the second cooperation skewback mobile to two sides, and the first trapezoidal stroke block and the second trapezoidal stroke block enter the first trapezoidal stroke groove In the second trapezoidal stroke groove, while the first cooperation skewback drives push plate to move forward drive the first rack gear forward movement, thus The second matching board can be allowed to move forward to unclamp with the first matching board, so as to allow the first torsional spring tightened counterclockwise to reset, To allow third rack gear to reset upwards, third rack drives first gear rotation, first gear drives the second rack gear to move right, When the first rack gear is moved to engaging with second gear, second gear drives the rotation of third gear, and third gear drives second Rack gear moves up, so as to allow the first matching board and the second matching board to separate and take out weight from equipment.
Obviously, described embodiment is only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment should fall within the scope of the present invention.

Claims (10)

1. a kind of Novel electric block, it is characterised in that: simultaneously Open Side Down in suspension hook shell (2) for suspension hook shell (2), setting Suspension hook space, the hanging hook assembly being arranged in suspension hook space, the unhook component being arranged on telescopic component;The hanging hook assembly packet It includes the first dovetail groove that suspension hook space aft bulkhead is set, the first trapezoid block being movably disposed in the first dovetail groove, consolidate The first rack gear (3) of first trapezoid block front end, the ratchet bar (4) for being fixed at the first rack gear (3) right end, difference are set calmly Two the first driving holes before and after suspension hook space between end wall, first be rotatably arranged between two the first driving holes are set Transmission shaft (5).
2. electric block according to claim 1, it is characterised in that: the hanging hook assembly further includes being fixed at the first transmission The first gear (6) of axis (5) outer surface, two the second driving holes being separately positioned on the right side of two the first driving holes, rotation are set The second gear set the second driving shaft (7) between two the second driving holes, be fixed at second driving shaft (7) outer surface (8), two third driving holes on the right side of two the second driving holes, the third being rotatably arranged in third driving hole transmission are set Axis (9), the third gear (10) for being fixed at third transmission shaft (9) outer surface.
3. electric block according to claim 2, it is characterised in that: the hanging hook assembly further includes being arranged in suspension hook space left end The trapezoidal stroke groove of the first of wall, is consolidated at the trapezoidal stroke block (499) of can be arranged in up or down in the first trapezoidal stroke groove first Fixed the second rack gear (12) being arranged on the first trapezoidal stroke block (499) surface is fixed at the second rack gear (12) rear end face Stationary rack (500), be fixed at first matching board (301) of the second rack gear (12) lower end.
4. electric block according to claim 3, it is characterised in that: the hanging hook assembly further includes being arranged in the first trapezoidal stroke First telescopic chute of trench bottom, is fixed at the first telescopic block at the first telescopic block (13) being arranged in the first telescopic chute (13) with the first spring (14) of the first flexible trench bottom, suspension hook space right end wall is set the second trapezoidal stroke groove, can on Under be movably arranged in the second trapezoidal stroke groove the second trapezoidal stroke block, be fixed on the second trapezoidal stroke block surface Third rack gear (17), be fixed at second matching board (302) of third rack gear (17) lower end.
5. electric block according to claim 4, it is characterised in that: the hanging hook assembly further includes being arranged in the second matching board (302) rear end face and the card slot matched with the first matching board (301), the second flexible of the second trapezoidal stroke trench bottom is set Slot, is fixed at the second telescopic block and the second of the second flexible trench bottom at the second telescopic block being arranged in the second telescopic chute Spring, the support block (21) being arranged in fluting, is respectively fixedly disposed at out the fluting that the second trapezoidal stroke groove front bulkhead is arranged in Two third springs (22) between front of the slot wall and support block (21).
6. electric block according to claim 5, it is characterised in that: the hanging hook assembly further includes being separately positioned on fluting front end Wall two threaded holes that simultaneously front and back penetrates through, are fixed at the first transmission shaft at two bolts (23) being arranged in two threaded holes (5) rotating handles (100) of front end, the first torsional spring being fixed between first gear (6) and suspension hook space aft bulkhead (101), the second torsional spring (102) being fixed between second gear (8) and suspension hook space aft bulkhead.
7. according to the electric block of claim `, it is characterised in that: the unhook component includes being arranged after suspension hook shell (2) Two contractibilities of end face left and right sides, the contractibility for being fixedly connected on left side are connect with first between the second trapezoidal stroke block (16) Plate, the second connecting plate being fixedly connected between the contractibility and the first trapezoidal stroke block (11) on right side, fixed setting left side are received Push plate (30) on contracting part, two rotating ratchets (105) for being fixed at the first transmission shaft (5) and second driving shaft (7) rear end.
8. electric block according to claim 7, it is characterised in that: the contractibility in left side includes being fixed at suspension hook shell (2) casing (24) of rear end face, the movement that enclosure space in casing (24) is set, enclosure space left hand end wall is set Slot, can be arranged in movably forward and backward in shifting chute and be connected with movable block (25) movable block (25) being arranged in enclosure space The limited block connect.
9. electric block according to claim 8, it is characterised in that: the contractibility in left side further includes being fixed at movable block (25) limiting slot in rear end face, the multiple position-restricted housings (26) being fixed on limit trough end wall, setting are in position-restricted housing (26) limit space in, is fixed at limit space bottom at the flexible skewback (27) being movably disposed in limit space The 4th spring between portion and flexible skewback (27), is fixed at movable block at the mating groove that enclosure space left end wall is arranged in (25) left side and the first cooperation skewback (29) being located in mating groove.
10. electric block according to claim 9, it is characterised in that: the contractibility in left side further includes that setting is oblique in the first cooperation Second on the left of block (29) straight panel (32) for cooperating skewback (31), being fixed at second cooperation skewback (31) left end, it is described to push away Plate (30) is fixedly connected on the front end face of the first cooperation skewback (29), and the aft bulkhead in the suspension hook space is provided with a front and back perforation And the rectangular channel matched with push plate (30).
CN201910595181.XA 2019-07-03 2019-07-03 Electric hoist Active CN110294402B (en)

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CN110294402A true CN110294402A (en) 2019-10-01
CN110294402B CN110294402B (en) 2020-11-24

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110975188A (en) * 2019-11-22 2020-04-10 宝泉安全防护用品(金华)有限公司 High-quality safety rope based on building field

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Publication number Priority date Publication date Assignee Title
DE3234395A1 (en) * 1982-09-16 1984-03-22 F.T. Industries Co., Ltd., Fukuyama, Hiroshima Radio-controlled, pivotable load hook arrangement
CN203938380U (en) * 2014-07-16 2014-11-12 三峡大学 A kind of automatically get that thing unloads thing can Weight measuring type anticreep fishhook
CN204281161U (en) * 2014-11-27 2015-04-22 攀枝花钢城集团有限公司 Electric block fall arrest operator guards
CN206359115U (en) * 2016-09-30 2017-07-28 重庆维大力起重设备有限公司 Hook housing structure under a kind of bottle gouard moved by hands
CN207774638U (en) * 2017-12-15 2018-08-28 山东华恒矿业有限公司 A kind of underground pulls monorail crane locomotive

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3234395A1 (en) * 1982-09-16 1984-03-22 F.T. Industries Co., Ltd., Fukuyama, Hiroshima Radio-controlled, pivotable load hook arrangement
CN203938380U (en) * 2014-07-16 2014-11-12 三峡大学 A kind of automatically get that thing unloads thing can Weight measuring type anticreep fishhook
CN204281161U (en) * 2014-11-27 2015-04-22 攀枝花钢城集团有限公司 Electric block fall arrest operator guards
CN206359115U (en) * 2016-09-30 2017-07-28 重庆维大力起重设备有限公司 Hook housing structure under a kind of bottle gouard moved by hands
CN207774638U (en) * 2017-12-15 2018-08-28 山东华恒矿业有限公司 A kind of underground pulls monorail crane locomotive

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