CN108285101A - Double hook chain block - Google Patents
Double hook chain block Download PDFInfo
- Publication number
- CN108285101A CN108285101A CN201810251790.9A CN201810251790A CN108285101A CN 108285101 A CN108285101 A CN 108285101A CN 201810251790 A CN201810251790 A CN 201810251790A CN 108285101 A CN108285101 A CN 108285101A
- Authority
- CN
- China
- Prior art keywords
- wallboard
- chain
- driven disc
- brake disc
- long axis
- 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
Links
- 230000005540 biological transmission Effects 0.000 claims abstract description 6
- 239000000725 suspension Substances 0.000 claims description 16
- 238000010276 construction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- 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
- B66D3/12—Chain or like hand-operated tackles with or without power transmission gearing between operating member and lifting rope, chain or cable
- B66D3/16—Chain or like hand-operated tackles with or without power transmission gearing between operating member and lifting rope, chain or cable operated by an endless chain passing over a pulley or a sprocket
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The invention discloses double hook chain blocks, including right shell body, driven disc, brake disc, pull sprocket wheel, long axis, supporting rod, chain hoist wheel, splined hole gear, right shell body is mounted on right wallboard side and is equipped with driven disc therebetween, brake disc, pull sprocket wheel, spring, locking nut and gasket, ratchet mode connects between driven disc and brake disc, the long axis left end is equipped with the transmission teeth portion that can be meshed with plate gear group, long axis right end passes perpendicularly through splined hole gear, left wallboard, chain hoist wheel, right wallboard, brake disc, driven disc, it is connected with locking nut behind the inside of gasket, several supporting rods are installed between left wallboard and right wallboard, the side of left wallboard is installed with left shell and is equipped with the plate gear group and splined hole gear of intermeshing connection therebetween.There is the present invention hoisting chain to realize that bi-directional braking, when lifting heavy are laborsaving, and positioning accuracy is good, double hook it is big using angular range the advantages that.
Description
【Technical field】
The present invention relates to the technical fields of chain block, the especially technical field of double hook chain block.
【Background technology】
Chain block is a kind of using Manual hoisting machinery simple, easy to carry, it be using ring chain make as
Weight flexible piece, vertical hanging object not only may be implemented, can also realize laterally draw object, be suitble to factory, mine, construction site, harbour,
The places such as warehouse carry out installation machine, lifting cargo, especially can more show its superiority in outdoor and non-transformer operation, often
It is used for the short distance handling of mini-plant and cargo.There are chain hoist wheels due to being one-way brake for some existing chain blocks
Can only one use lower suspension hook to make lifting efficiency bad, need to expend more manpower, chain block braking in lifting process
When due to platen be spiral compression friction plate and compress before have certain sliding be easy so that its positioning progress it is poor the problems such as.
【Invention content】
The purpose of the present invention is exactly to solve the problems of the prior art, proposes a kind of double hook chain block, can make lifting
Chain realizes that bi-directional braking, when lifting heavy are laborsaving, and positioning accuracy is good, double hook it is big using angular range.
To achieve the above object, the present invention proposes a kind of double hook chain block, including right shell body, driven disc, brake disc,
Sprocket wheel, long axis, supporting rod, chain hoist wheel, splined hole gear are pulled, the right shell body is equipped with chain straight slot, and right shell body is fixed
Mounted on the side of right wallboard and it is equipped with driven disc, brake disc therebetween, pulls sprocket wheel, spring, lock with several arc grooves
Tight nut and gasket, the right end of the driven disc and the left end of brake disc are equipped with the ratchet for the connection that can cooperate, driven disc
Be equipped with it is several use the fixed bearings of bolt, it is described pull to be equipped on sprocket wheel pull chain, the left end of the long axis, which is equipped with, to be passed
The right end in moving teeth portion, long axis passes perpendicularly through splined hole gear, left wallboard, chain hoist wheel, right wallboard, brake disc, driven disc, gasket
Inside after be connected with locking nut, between left wallboard and right wallboard cooperation several supporting rods parallel with long axis are installed,
Guide wheel is installed on supporting rod, hook and the hoisting chain with several lower suspension hooks, the left side are installed on the chain hoist wheel
The side of wallboard is installed with left shell, and the plate gear group and spline of intermeshing connection are equipped between left shell and left wallboard
Hole gear, plate gear group include plate gear A and plate gear B, and plate gear A and plate gear B are meshed with the transmission teeth portion of long axis.
Preferably, the left wallboard and right wallboard are mutually parallel, described pull is equipped between sprocket wheel and brake disc from profit
Plain besring, if brake disc is fixedly mounted on bolt stem on right wallboard.
Preferably, being connected with involute spline between the long axis and driven disc inner wall, the chain hoist wheel and spline
It is connected with spline between the gear inner wall of hole.
Preferably, the arc groove for pulling sprocket wheel can correspond to place driven disc on bearing, the brake disc and from
Ratchet on Moving plate is equipped with pointed nose and plane teeth waist.
Preferably, being equipped with needle bearing between the guide wheel and supporting rod, the quantity of the lower suspension hook is to be hung under 2,2
Angular range when hook uses is between 0 ° -180 °.
Beneficial effects of the present invention：The present invention is by will be equipped with the spine for the connection that can cooperate in brake disc and driven disc
The bi-directional braking of chain hoist wheel may be implemented in tooth, the ratchet mode of braking between brake disc and driven disc so that hoisting chain
Lower suspension hook can be used in both ends；By pull sprocket wheel equipped with several arc grooves be used for store or open-top driven disc on bearing make
Brake disc and driven disc detach, and the frictional force that both bearings on arc groove and driven disc generate when contacting is small, can convenient for user
Lifting heavy is completed so that on-position can be released with smaller power；Ratchet in brake disc and driven disc is equipped with pointed nose
With plane teeth waist so that brake disc and driven disc can only be completed to position when being connected in fixed angle, can be reduced positioning and be missed
Difference ensures positioning accuracy；Spring will be equipped between gasket and driven disc so that driven disc can realize active homing；By left wallboard and
Supporting rod is installed between right wallboard, guide wheel is installed on supporting rod so that the use between the lower suspension hook at hoisting chain both ends
Angular range is greatly, it can be achieved that the overturning of larger workpiece or framework；It will pull and be equipped with self-lubricating bearing between sprocket wheel and brake disc, lead
Needle bearing is equipped between wheel and supporting rod, frictional force is relatively small during use；The double hook chain block dismounts maintenance side
Just, control is can easily be accommodated, work smoothness are high, sound construction, and lifting precision is good.
The feature and advantage of the present invention will be described in detail by embodiment combination attached drawing.
【Description of the drawings】
Fig. 1 is the front view of double hook chain block of the present invention；
Fig. 2 is the first top plan view of double hook chain block of the present invention；
Fig. 3 is the second top plan view of double hook chain block of the present invention；
Fig. 4 is that the whole of double hook chain block of the present invention splits schematic diagram；
Fig. 5 is that the part of double hook chain block of the present invention splits schematic diagram.
In figure：1- right shell bodies, 2- driven discs, 3- brake discs, 4- pull sprocket wheel, 5- long axis, 6- supporting rods, 7- guide wheels, 8-
Chain hoist wheel, 9- splined holes gear, 10- left shells, 21- bearings, 22- springs, 41- pull chain, 81- hoisting chains, 91- pieces
Gear set.
【Specific implementation mode】
Refering to fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, double hook chain block of the present invention, including right shell body 1, driven disc 2, braking
Disk 3 pulls sprocket wheel 4, long axis 5, supporting rod 6, chain hoist wheel 8, splined hole gear 9, and the right shell body 1 is equipped with chain straight slot,
Right shell body 1 is fixedly mounted on the side of right wallboard and is equipped with driven disc 2, brake disc 3, pulling with several arc grooves therebetween
Sprocket wheel 4, spring 22, locking nut and gasket, the right end of the driven disc 2 and the left end of brake disc 3 are equipped with and can cooperate
The ratchet of connection, driven disc 2 be equipped with it is several use the fixed bearings 21 of bolt, it is described pull to be equipped on sprocket wheel 4 pull chain
41, the left end of the long axis 5 is equipped with transmission teeth portion, and the right end of long axis 5 passes perpendicularly through splined hole gear 9, left wallboard, chain hoist wheel
8, it is connected with locking nut behind the inside of right wallboard, brake disc 3, driven disc 2, gasket, peace is coordinated between left wallboard and right wallboard
Equipped with several supporting rods 6 parallel with long axis 5, guide wheel 7 is installed on supporting rod 6, is equipped with and hangs oneself on the chain hoist wheel 8
Hook and hoisting chain 81 with several lower suspension hooks, the side of the left wallboard is installed with left shell 10, left shell 10 and a left side
The plate gear group 91 and splined hole gear 9 of intermeshing connection are equipped between wallboard, plate gear group 91 includes plate gear A and piece tooth
Wheel B, plate gear A and plate gear B are meshed with the transmission teeth portion of long axis 5, and the left wallboard and right wallboard are mutually parallel, described
It pulls and is equipped with self-lubricating bearing between sprocket wheel 4 and brake disc 3, it is described if brake disc 3 is fixedly mounted on bolt stem on right wallboard
It is connected with involute spline between 2 inner wall of long axis 5 and driven disc, with flower between 9 inner wall of the chain hoist wheel 8 and splined hole gear
Key connection, the arc groove for pulling sprocket wheel 4 can correspond to the bearing placed on driven disc 2, in the brake disc 3 and driven disc 2
Ratchet be equipped with pointed nose and plane teeth waist, between the guide wheel 7 and supporting rod 6 be equipped with needle bearing, the lower suspension hook
Angular range when quantity is 2,2 lower suspension hooks uses is between 0 ° -180 °.
The course of work of the present invention：
Hook during the work time, can be fixed on trolley or crossbeam, pass through pulling by double hook chain block of the present invention
Chain 41 is pulled so that pulling the rotation of sprocket wheel 4, the bearing 21 on driven disc 2 can be produced by pulling arc groove in 4 rotation process of sprocket wheel
A raw outside thrust so that driven disc 2 is gradually close until resisting gasket completely to gasket, and spring 22 is at this time
Compressive state, driven disc 2, which follows, to be pulled sprocket wheel 4 and rotates together, and the rotation of driven disc 2 drives the rotation of long axis 5, long axis 5 to turn
The dynamic rotation for driving plate gear A, plate gear B, the rotation of plate gear A, plate gear B have driven the rotation of splined hole gear 9, spline
Hole gear 9 transmits rotating torque to chain hoist wheel 8 by the spline of endoporus and chain hoist wheel 8 is made to generate rotation, hoisting chain 81
It realizes lifting, is elevated to after certain position to stop drag and pulls chain 41 so that spring 22 starts to reset and drive on driven disc 2
Ratchet and brake disc 3 on ratchet engage again and complete sealed positioning, wherein between two lower suspension hooks on hoisting chain 81
Angle when use do not increase on supporting rod 67 quantity of guide wheel be no more than 32 °, when increase guide wheel 7 quantity after and
Angle maximum between same left wallboard and the lower suspension hook of lower pair of right wallboard state is up to 90 °, in the left wallboard of increase and right wallboard
Angle maximum after thickness between double lower suspension hooks is up to 180 ° (in the case where reducing lifting capacity).
Double hook chain block of the present invention will be equipped with the ratchet for the connection that can cooperate in brake disc 3 and driven disc 2, system
The bi-directional braking of chain hoist wheel 8 may be implemented in ratchet mode of braking between Moving plate 3 and driven disc 2 so that hoisting chain 81
Lower suspension hook can be used in both ends；By pull sprocket wheel 4 equipped with several arc grooves be used for store or open-top driven disc 2 on bearing 21
So that brake disc 3 and driven disc 2 detach, the frictional force that both bearings 21 on arc groove and driven disc 2 generate when contacting is small, just
On-position can be released with smaller power in user completes lifting heavy；Ratchet in brake disc 3 and driven disc 2 is equal
Equipped with pointed nose and plane teeth waist so that brake disc 3 and driven disc 2 can only be completed to position when being connected in fixed angle,
Position error can be reduced and ensure positioning accuracy；Spring 22 will be equipped between gasket and driven disc 2 so that driven disc 2 can have been realized
Effect resets；Supporting rod 6 will be installed between left wallboard and right wallboard, guide wheel 7 is installed on supporting rod 6 so that hoisting chain 81
Big using angular range between the lower suspension hook at both ends, it can be achieved that larger workpiece or framework overturning；Sprocket wheel 4 and braking will be pulled
It is equipped with self-lubricating bearing between disk 3, needle bearing is equipped between guide wheel 7 and supporting rod 6, frictional force is relatively during use
It is small；Double hook chain block dismounting is easy to maintain, can easily be accommodated control, and work smoothness are high, sound construction, and lifting precision is good.
Above-described embodiment is the description of the invention, is not limitation of the invention, it is any to simple transformation of the present invention after
Scheme all belong to the scope of protection of the present invention.
Claims (5)
1. a kind of double hook chain block, it is characterised in that：Including right shell body (1), driven disc (2), brake disc (3), pull sprocket wheel
(4), long axis (5), supporting rod (6), chain hoist wheel (8), splined hole gear (9), the right shell body (1) are equipped with chain straight slot,
Right shell body (1) is fixedly mounted on the side of right wallboard and is equipped with driven disc (2), brake disc (3) therebetween, with several arc grooves
Pull sprocket wheel (4), spring (22), locking nut and gasket, on the right end of the driven disc (2) and the left end of brake disc (3)
Ratchet equipped with the connection that can cooperate, driven disc (2) is equipped with several use fixed bearings of bolt (21), described to pull sprocket wheel
(4) it is equipped on and pulls chain (41), the left end of the long axis (5) is equipped with transmission teeth portion, and the right end of long axis (5) passes perpendicularly through flower
Keyhole gear (9), left wallboard, chain hoist wheel (8), right wallboard, brake disc (3), driven disc (2), gasket inside after and lock
Nut is connected, and coordinates between left wallboard and right wallboard and is equipped with several supporting rods (6) parallel with long axis (5), supporting rod (6)
On guide wheel (7) is installed, hook and the hoisting chain (81) with several lower suspension hooks, institute are installed on the chain hoist wheel (8)
The side for stating left wallboard is installed with left shell (10), and the piece of intermeshing connection is equipped between left shell (10) and left wallboard
Gear set (91) and splined hole gear (9), plate gear group (91) include plate gear A and plate gear B, and plate gear A and plate gear B are equal
It is meshed with the transmission teeth portion of long axis (5).
2. double hook chain block as described in claim 1, it is characterised in that：The left wallboard and right wallboard are mutually parallel, institute
It states to pull and is equipped with self-lubricating bearing between sprocket wheel (4) and brake disc (3), brake disc (3) with bolt stem if be fixedly mounted on right wall
On plate.
3. double hook chain block as described in claim 1, it is characterised in that：Between the long axis (5) and driven disc (2) inner wall
It is connected with involute spline, is connected with spline between the chain hoist wheel (8) and splined hole gear (9) inner wall.
4. double hook chain block as described in claim 1, it is characterised in that：The arc groove for pulling sprocket wheel (4) can correspond to
The bearing on driven disc (2) is placed, the ratchet on the brake disc (3) and driven disc (2) is equipped with pointed nose and plane teeth waist.
5. double hook chain block as described in claim 1, it is characterised in that：It is equipped between the guide wheel (7) and supporting rod (6)
Needle bearing, the angular range when quantity of the lower suspension hook is 2,2 lower suspension hooks uses is between 0 ° -180 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810251790.9A CN108285101B (en) | 2018-03-26 | 2018-03-26 | Double-hook chain block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810251790.9A CN108285101B (en) | 2018-03-26 | 2018-03-26 | Double-hook chain block |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108285101A true CN108285101A (en) | 2018-07-17 |
| CN108285101B CN108285101B (en) | 2023-11-17 |
Family
ID=62833736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810251790.9A Active CN108285101B (en) | 2018-03-26 | 2018-03-26 | Double-hook chain block |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108285101B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110282567A (en) * | 2019-07-09 | 2019-09-27 | 浙江冠林机械有限公司 | A kind of chain block |
| CN112551412A (en) * | 2020-11-30 | 2021-03-26 | 江苏御科机械有限公司 | Stable and reliable type chain block system |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2076541U (en) * | 1990-05-25 | 1991-05-08 | 彭玉林 | Manual hoister of quickly moving hook type |
| CN2340756Y (en) * | 1998-10-09 | 1999-09-29 | 陈杰 | Bidirectional hand operated hoist |
| JP2002274776A (en) * | 2001-03-14 | 2002-09-25 | Sekisui Chem Co Ltd | Chain type suspender |
| CN2825583Y (en) * | 2005-09-29 | 2006-10-11 | 金安桐 | Chain type double-hook hoist |
| CN101081682A (en) * | 2006-06-02 | 2007-12-05 | 王鹏 | Separating arrangement for chain block |
| US7344121B1 (en) * | 2007-02-14 | 2008-03-18 | I-Te Pan | End surface gear-type overload protection device for manually operated hoists |
| KR200479293Y1 (en) * | 2015-04-08 | 2016-01-13 | 주식회사 대산이노텍 | Electric chain hoist including discharging resistor |
| CN205892607U (en) * | 2016-08-11 | 2017-01-18 | 杭州维多利机械有限公司 | Lever block that can go up and down fast during no -load |
| CN208037904U (en) * | 2018-03-26 | 2018-11-02 | 王�琦 | Double hook chain block |
-
2018
- 2018-03-26 CN CN201810251790.9A patent/CN108285101B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2076541U (en) * | 1990-05-25 | 1991-05-08 | 彭玉林 | Manual hoister of quickly moving hook type |
| CN2340756Y (en) * | 1998-10-09 | 1999-09-29 | 陈杰 | Bidirectional hand operated hoist |
| JP2002274776A (en) * | 2001-03-14 | 2002-09-25 | Sekisui Chem Co Ltd | Chain type suspender |
| CN2825583Y (en) * | 2005-09-29 | 2006-10-11 | 金安桐 | Chain type double-hook hoist |
| CN101081682A (en) * | 2006-06-02 | 2007-12-05 | 王鹏 | Separating arrangement for chain block |
| US7344121B1 (en) * | 2007-02-14 | 2008-03-18 | I-Te Pan | End surface gear-type overload protection device for manually operated hoists |
| KR200479293Y1 (en) * | 2015-04-08 | 2016-01-13 | 주식회사 대산이노텍 | Electric chain hoist including discharging resistor |
| CN205892607U (en) * | 2016-08-11 | 2017-01-18 | 杭州维多利机械有限公司 | Lever block that can go up and down fast during no -load |
| CN208037904U (en) * | 2018-03-26 | 2018-11-02 | 王�琦 | Double hook chain block |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110282567A (en) * | 2019-07-09 | 2019-09-27 | 浙江冠林机械有限公司 | A kind of chain block |
| CN112551412A (en) * | 2020-11-30 | 2021-03-26 | 江苏御科机械有限公司 | Stable and reliable type chain block system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108285101B (en) | 2023-11-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20231023 Address after: Floor 1-5, Building 7-2, No. 6 Fengbei Road, Taozhu Street, Zhuji City, Shaoxing City, Zhejiang Province, 311801 Applicant after: Zhejiang Chikara Hoisting Machinery Co.,Ltd. Address before: No. 294, Group 9, Wangcun, Linpu Town, Xiaoshan District, Hangzhou City, Zhejiang Province, 311200 Applicant before: Wang Qi Applicant before: Xu Liqiao Applicant before: Li Jie |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |