CN110329944A - A kind of electric block that can be anti-skidding - Google Patents
A kind of electric block that can be anti-skidding Download PDFInfo
- Publication number
- CN110329944A CN110329944A CN201910655262.4A CN201910655262A CN110329944A CN 110329944 A CN110329944 A CN 110329944A CN 201910655262 A CN201910655262 A CN 201910655262A CN 110329944 A CN110329944 A CN 110329944A
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- CN
- China
- Prior art keywords
- fixed
- casing
- supporting plate
- enclosure space
- rotary shaft
- 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.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/54—Safety gear
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D3/00—Portable or mobile lifting or hauling appliances
- B66D3/18—Power-operated hoists
- B66D3/26—Other details, e.g. housings
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Invalid Beds And Related Equipment (AREA)
Abstract
The invention discloses a kind of electric blocks that can be anti-skidding, including casing, chain, the enclosure space in casing is arranged in wirerope, it is fixed at the first suspension hook of casing upper end, lifting casing on the downside of casing is set, the simultaneously lifting space of opening upwards is set in lifting casing, it is rotatably arranged on two rotary shafts of lifting space front and back end wall respectively, it is fixed at the sprocket wheel of rotary shaft outer surface, it is fixed at the second suspension hook of lifting casing lower end surface, it is fixed at the actuator in casing rear end face, it is fixed at the chain hoist wheel of actuator output end, it is separately positioned on two anti-drop devices of left and right sides in enclosure space, it is separately positioned on two anti-slip devices of left and right sides in enclosure space.
Description
Technical field
The invention belongs to electric block fields, more particularly, to a kind of electric block that can be anti-skidding.
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 is possible to will appear de- chain when in use and makes that chain is stuck to be moved, and using the time it is longer after can also be due to lifting
The surface abrasion of chain is excessive to be led to chain slot and weight is made to fall initiation safety accident.
Summary of the invention
The present invention for overcome the deficiencies in the prior art, provides a kind of electric block that can be anti-skidding.
To achieve the goals above, the invention adopts the following technical scheme: a kind of electric block that can be anti-skidding, including machine
Enclosure space that shell, chain, wirerope are arranged in casing, is arranged in casing the first suspension hook for being fixed at casing upper end
The lifting casing of downside, be arranged in lifting casing in and the lifting space of opening upwards, respectively be rotatably arranged on lifting space before
Two rotary shafts of aft bulkhead, the sprocket wheel for being fixed at rotary shaft outer surface, be fixed at lifting casing lower end surface second
Suspension hook, the chain hoist wheel for being fixed at actuator output end, is separately positioned on the actuator for being fixed at casing rear end face
Two anti-drop devices of left and right sides in enclosure space, two anti-slip devices for being separately positioned on left and right sides in enclosure space；It is left
The anti-drop device of side includes the first rotary shaft for being rotatably arranged on enclosure space aft bulkhead, is fixed at outside the first rotary shaft
The intermittent gear on surface, the second rotary shaft being rotatably arranged on the downside of the first rotary shaft.
The anti-drop device in left side further includes being fixed at the second rotary shaft outer surface and being meshed with intermittent gear
Rotation gear, the first supporting plate for being fixed at enclosure space aft bulkhead, be fixed on the left of the first supporting plate upper surface the
Two supporting plates, the first dovetail groove that the first supporting plate upper surface is set, can movably be arranged in the first dovetail groove first
Trapezoid block.
The anti-drop device in left side further includes the spine that the second straight panel upper surface is arranged in and is fixedly connected with the first trapezoid block
Rack gear, the rotating ratchet for being fixed at the second rotary shaft outer surface and being meshed with ratchet bar.
The anti-drop device in left side further includes the spring being fixed between ratchet bar and the second supporting plate, is fixed at
Two anti-drop devices of two top plates of ratchet bar one end end face, the left and right sides are arranged symmetrically.
The anti-slip device in left side includes the third supporting plate for being fixed at enclosure space left end wall, is fixed at third
4th supporting plate of supporting plate right side, is arranged in the 4th front edge of board the first electromagnet for being fixed at third supporting plate left side
Second dovetail groove in face, the second trapezoid block being arranged in the second dovetail groove.
The anti-slip device in left side further includes the cunning that the 4th supporting plate front end face is arranged in and is fixedly connected with the second trapezoid block
Shifting block, is fixedly connected between the first electromagnet and the second electromagnet the second electromagnet for being fixed at slipping block left side
Reset spring, be fixed at the first supporting block of slipping block right end.
The anti-slip device in left side further includes the second support plate for being fixed at the first support plate right side, fixed setting
The first support plate right side inductive head, be fixed at the second support plate right side skewback, be separately positioned on casing sky
Between lower end wall left and right sides two outlet slots, the third dovetail groove of enclosure space lower end wall is set.
The anti-slip device in left side further includes the third trapezoid block being movably disposed in third dovetail groove, is arranged in machine
Shell-space lower end wall and the 4th supporting block being fixedly connected with third trapezoid block.
The output end of the actuator is successively fixedly installed first pulley and the second belt wheel from front to back, and the two of left and right sides
Two the second rotary shafts on anti-drop device are fixedly installed respectively there are two third belt wheel, the first pulley and left side anticreep
The first belt, the third on second belt wheel and right side anti-drop device are sequentially connected between third belt wheel on dropping control device
The second belt is sequentially connected between belt wheel.
In conclusion chain can be avoided by chain-drop-proof device the invention has the following advantages that the device structure is simple
Taking off chain in operation causes chain stuck, additionally it is possible to can by Antiskid chain device electric block there is a situation where when slot and
When chain blocked prevent it from falling initiation safety accident.
Detailed description of the invention
Fig. 1 is main view of the invention；
Fig. 2 is top view of the invention；
Fig. 3 is cross-sectional view at the A-A in Fig. 2；
Fig. 4 is sectional block diagram at the B-B in Fig. 2；
Fig. 5 is partial enlarged view at the D in Fig. 4；
Fig. 6 is partial enlarged view at the E in Fig. 4.
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 shown in figures 1 to 6, to achieve the goals above, the invention adopts the following technical scheme: it is a kind of can be anti-skidding it is electronic
Cucurbit, the enclosure space being arranged in casing 1 including casing 1, chain, wirerope are fixed at the first of 1 upper end of casing and hang
Hook 2, the lifting casing 3 that the downside of casing 1 is arranged in are arranged in and go up and down in casing 3 and the lifting space of opening upwards, rotate respectively
Two rotary shafts 4 of end wall before and after going up and down space are set, the sprocket wheel 5 for being fixed at 4 outer surface of rotary shaft, are fixed at liter
The second suspension hook 6 for dropping casing lower end surface, is fixed at actuator output end at the actuator for being fixed at 1 rear end face of casing
Chain hoist wheel 600, be separately positioned on left and right sides in enclosure space two anti-drop devices, be separately positioned in enclosure space
Two anti-slip devices of left and right sides;The anti-drop device in left side includes the first rotary shaft for being rotatably arranged on enclosure space aft bulkhead
7, the second rotation for being fixed at the intermittent gear 8 of 7 outer surface of the first rotary shaft, being rotatably arranged on 7 downside of the first rotary shaft
Axis 9, is fixed at casing at the rotation gear 10 for being fixed at 9 outer surface of the second rotary shaft and being meshed with intermittent gear 8
First supporting plate 11 of space aft bulkhead, is arranged first the second supporting plate 12 being fixed on the left of 11 upper surface of the first supporting plate
First dovetail groove of 11 upper surface of supporting plate, the first trapezoid block that can be movably arranged in the first dovetail groove, setting are the
Two straight panels, 11 upper surface and the ratchet bar 112 being fixedly connected with the first trapezoid block are fixed at 9 outer surface of the second rotary shaft simultaneously
It is the rotating ratchet 13 that is meshed with ratchet bar 112, the spring 113 being fixed between ratchet bar 112 and the second supporting plate 12, solid
Two top plates 115 of 112 one end end face of ratchet bar are set calmly, and two anti-drop devices of the left and right sides are arranged symmetrically；Driving
Part starting drives chain hoist wheel rotation, while the first rotary shaft drives first pulley and the rotation of the second belt wheel, first pulley and the
Two belt wheels drive two third belt wheel rotations, and third belt wheel drives intermittent gear rotation, and intermittent gear drives rotation gear rotation,
It rotates gear band and moves rotating ratchet rotation, rotating ratchet, which rotates clockwise, drives ratchet bar mobile, so as to drive two top plates
115 withstand the two sides of chain link, and chain link is enable to cover in chain hoist wheel outer surface, so that chain link be avoided to match with chain hoist wheel
When fallen from chain hoist wheel and cause de- chain；It can make two by the setting of first pulley, the second belt wheel and two third belt wheels
Anti-drop device and chain hoist wheel link, so as to when chain hoist wheel can not rotate anti-drop device can not also rotate, from
And hoisting chain is in no safety when anti-drop device dry running or anti-drop device damage when can be avoided hoisting chain damage
There are security risks for operation in the case where protective device, thus keep equipment operation more stable, it being capable of energy by the setting of spring 113
Enough make to be resetted after chain link of two Roofs, so as to make anti-drop device be able to carry out continuous work,
Without separately reset drives part is set, to keep device structure simpler, the energy has been saved.
The anti-slip device in left side include the third supporting plate 14 for being fixed at enclosure space left end wall, the 4th supporting plate 15,
First electromagnet 116, the second dovetail groove, the second trapezoid block, slipping block 16, the second electromagnet 40, reset spring 50, first support
Block 17, the second support plate 18, inductive head, skewback 19, two outlet slots, third dovetail groove, third trapezoid block, the 4th supporting block 20,
4th supporting plate 15 is fixed at 14 right side of third supporting plate, and first electromagnet 116 is fixed at third supporting plate
14 left sides, in 15 front end face of the 4th supporting plate, second trapezoid block is arranged in the second dovetail groove for the second dovetail groove setting
Interior, the slipping block 16 is arranged in 15 front end face of the 4th supporting plate and is fixedly connected with the second trapezoid block, second electromagnet 40
It is fixed at 16 left side of slipping block, the reset spring 50 is fixedly connected on the first electromagnet 116 and the second electromagnet 40
Between, first supporting block 17 is fixed at 16 right end of slipping block, and two support plate 18 is fixed at the first support
17 right side of plate, the inductive head are fixed at 17 right side of the first support plate, and the skewback 19 is fixed at second
17 right side of fagging, two outlet slot are separately positioned on enclosure space lower end wall left and right sides, and the third dovetail groove setting exists
Enclosure space lower end wall, the third trapezoid block are movably disposed in third dovetail groove, the 4th supporting block 20 setting
It is fixedly connected in enclosure space lower end wall and with third trapezoid block, the structure of two anti-drop devices of left and right sides is arranged symmetrically；
When inductive head senses that chain falls too fast, electromagnet is powered, and the second electromagnet is pushed out, and the second electromagnet passes through slipping block
It drives the 4th support plate 20 mobile towards chain link, is blocked so as to the chain link by opening towards left and right, while the second support plate 18 pushes away
Dynamic skewback 19 moves backward, and blocks so as to the chain link by opening towards front and back；By the way that the rear end of the 4th support plate 20 is arranged
For inclined-plane, inclined-plane is set by the front end face of skewback 19, so as to move left and right drive skewback by the 4th support plate 20
19 back-and-forth motion, so as to make the 4th support plate and skewback 19 while removing card chain link, so that chain link is made to be easier to be stuck,
Chain is blocked to the generation for avoiding safety accident in time when slot occurs so as to which the odontotripsis on chain hoist wheel is more serious.
The output end of the actuator is successively fixedly installed first pulley 101 and the second belt wheel 102 from front to back, left and right
Two the second rotary shafts 9 on two anti-drop devices of side are fixedly installed respectively there are two third belt wheel 103, the first pulley
101 and left side anti-drop device on third belt wheel 103 between be sequentially connected with the first belt 104, second belt wheel 102 with
The second belt 105 is sequentially connected between third belt wheel 103 on the anti-drop device of right side.
The left end of the chain is fixed at the left end of 1 lower surface of casing, and the right end of chain is fixed under casing 1
The right end on surface, the outer surface of two rotary shaft 4 are fixedly installed two sprocket wheels 5, and the chain is wound on chain hoist wheel and two chains
On the outer surface of wheel 5 and pass through two outlet slots.
The actuator not only refers to a kind of motor, can also be the driving device for driving chain hoist wheel rotation,
It is also possible to manual actuation.
One speed reducer is fixedly installed on the output end of the actuator.
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 (9)
1. the electric block that one kind can be anti-skidding, it is characterised in that: including casing (1), chain, wirerope setting in casing (1)
Enclosure space, be fixed at casing (1) upper end the first suspension hook (2), be arranged lifting casing (3) on the downside of casing (1),
Two rotations that interior in lifting casing (3) and opening upwards lifting spaces are set, are rotatably arranged on end wall before and after lifting space respectively
Shaft (4), the sprocket wheel (5) for being fixed at rotary shaft (4) outer surface, the second suspension hook for being fixed at lifting casing lower end surface
(6), it is fixed at the actuator of casing (1) rear end face, the chain hoist wheel (600) for being fixed at actuator output end, divides
Two anti-drop devices of left and right sides in enclosure space are not set, are separately positioned on two anti-slips of left and right sides in enclosure space
Device；The anti-drop device in left side includes the first rotary shaft (7) for being rotatably arranged on enclosure space aft bulkhead, is fixed at
The intermittent gear (8) of one rotary shaft (7) outer surface, the second rotary shaft (9) being rotatably arranged on the downside of the first rotary shaft (7).
2. electric block according to claim 1, it is characterised in that: the anti-drop device in left side further includes being fixed at second
Rotary shaft (9) outer surface and the rotation gear (10) being meshed with intermittent gear (8) are fixed at enclosure space aft bulkhead
First supporting plate (11), is arranged in the first supporting plate the second supporting plate (12) being fixed on the left of the first supporting plate (11) upper surface
(11) the first dovetail groove of upper surface, the first trapezoid block that can be movably arranged in the first dovetail groove.
3. electric block according to claim 2, it is characterised in that: the anti-drop device in left side further includes being arranged in the second straight panel
(11) upper surface and the ratchet bar being fixedly connected with the first trapezoid block (112), be fixed at the second rotary shaft (9) outer surface simultaneously
The rotating ratchet (13) being meshed with ratchet bar (112).
4. electric block according to claim 3, it is characterised in that: the anti-drop device in left side further includes being fixed at ratchet
Spring (113) between item (112) and the second supporting plate (12), two top plates for being fixed at ratchet bar (112) one end end face
(115), two anti-drop devices of the left and right sides are arranged symmetrically.
5. electric block according to claim 1, it is characterised in that: the anti-slip device in left side includes being fixed at casing sky
Between left end wall third supporting plate (14), be fixed at third supporting plate (14) right side the 4th supporting plate (15), be fixed at
The second dovetail groove in the 4th supporting plate (15) front end face of first electromagnet (116) of third supporting plate (14) left side, setting, setting
The second trapezoid block in the second dovetail groove.
6. electric block according to claim 5, it is characterised in that: the anti-slip device in left side further includes being arranged in the 4th supporting plate
(15) front end face and the slipping block being fixedly connected with the second trapezoid block (16), be fixed at the second of slipping block (16) left side
Electromagnet (40), the reset spring (50) being fixedly connected between the first electromagnet (116) and the second electromagnet (40), fixation are set
Set the first supporting block (17) in slipping block (16) right end.
7. electric block according to claim 6, it is characterised in that: the anti-slip device in left side further includes being fixed at first
Second support plate (18) of support plate (17) right side, the inductive head for being fixed at the first support plate (17) right side, fixation
Be arranged the second support plate (17) right side skewback (19), be separately positioned on two outlets of enclosure space lower end wall left and right sides
Slot, the third dovetail groove that enclosure space lower end wall is set.
8. electric block according to claim 7, it is characterised in that: the anti-slip device in left side further includes being movably disposed at
Third trapezoid block in third dovetail groove, the 4th support that enclosure space lower end wall is set and is fixedly connected with third trapezoid block
Block (20).
9. electric block according to claim 1, it is characterised in that: successively fixation is set the output end of the actuator from front to back
It is equipped with first pulley (101) and the second belt wheel (102), two the second rotary shafts (9) on two anti-drop devices of left and right sides point
It Gu Dingshezhi not third belt wheel there are two third belt wheel (103), on the first pulley (101) and left side anti-drop device
(103) it is sequentially connected between the first belt (104), the third band on second belt wheel (102) and right side anti-drop device
The second belt (105) are sequentially connected between wheel (103).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910655262.4A CN110329944A (en) | 2019-07-19 | 2019-07-19 | A kind of electric block that can be anti-skidding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910655262.4A CN110329944A (en) | 2019-07-19 | 2019-07-19 | A kind of electric block that can be anti-skidding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110329944A true CN110329944A (en) | 2019-10-15 |
Family
ID=68145934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910655262.4A Pending CN110329944A (en) | 2019-07-19 | 2019-07-19 | A kind of electric block that can be anti-skidding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110329944A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115123954A (en) * | 2022-06-14 | 2022-09-30 | 浙江凯勋机电有限公司 | Portable electric hoist |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102107825A (en) * | 2009-12-23 | 2011-06-29 | 深圳市特辰科技股份有限公司 | Broken link self-anti-drop loop chain hoisting machine |
| CN103420305A (en) * | 2012-05-16 | 2013-12-04 | 江苏佳力起重机械制造有限公司 | Chain guide device of electric hoist |
| CN203682976U (en) * | 2013-12-31 | 2014-07-02 | 湖北蒲圻起重机械有限公司 | Low-clearance electric chain hoist |
| CN105174115A (en) * | 2015-09-01 | 2015-12-23 | 浙江冠林机械有限公司 | Novel lever block structure |
| CN205222556U (en) * | 2015-12-09 | 2016-05-11 | 严浩 | Auto -lock safety protection ware in twinkling of an eye falls |
| CN207844891U (en) * | 2018-02-01 | 2018-09-11 | 河南省通力起重机械有限公司 | A kind of electric hoist trolley applied to single-beam crane |
-
2019
- 2019-07-19 CN CN201910655262.4A patent/CN110329944A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102107825A (en) * | 2009-12-23 | 2011-06-29 | 深圳市特辰科技股份有限公司 | Broken link self-anti-drop loop chain hoisting machine |
| CN103420305A (en) * | 2012-05-16 | 2013-12-04 | 江苏佳力起重机械制造有限公司 | Chain guide device of electric hoist |
| CN203682976U (en) * | 2013-12-31 | 2014-07-02 | 湖北蒲圻起重机械有限公司 | Low-clearance electric chain hoist |
| CN105174115A (en) * | 2015-09-01 | 2015-12-23 | 浙江冠林机械有限公司 | Novel lever block structure |
| CN205222556U (en) * | 2015-12-09 | 2016-05-11 | 严浩 | Auto -lock safety protection ware in twinkling of an eye falls |
| CN207844891U (en) * | 2018-02-01 | 2018-09-11 | 河南省通力起重机械有限公司 | A kind of electric hoist trolley applied to single-beam crane |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115123954A (en) * | 2022-06-14 | 2022-09-30 | 浙江凯勋机电有限公司 | Portable electric hoist |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191015 |
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| RJ01 | Rejection of invention patent application after publication |