CN108529435A - A kind of load lifting limiter of lever type - Google Patents
A kind of load lifting limiter of lever type Download PDFInfo
- Publication number
- CN108529435A CN108529435A CN201810728449.8A CN201810728449A CN108529435A CN 108529435 A CN108529435 A CN 108529435A CN 201810728449 A CN201810728449 A CN 201810728449A CN 108529435 A CN108529435 A CN 108529435A
- Authority
- CN
- China
- Prior art keywords
- storehouse
- lever
- gear
- load lifting
- hook
- 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
- 238000007664 blowing Methods 0.000 claims description 3
- 210000000481 breast Anatomy 0.000 claims description 3
- 230000006378 damage Effects 0.000 abstract description 4
- 230000001681 protective effect Effects 0.000 abstract description 3
- 230000000903 blocking effect Effects 0.000 abstract description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/18—Control systems or devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/22—Rigid members, e.g. L-shaped members, with parts engaging the under surface of the loads; Crane hooks
- B66C1/34—Crane hooks
- B66C1/36—Crane hooks with means, e.g. spring-biased detents, for preventing inadvertent disengagement of loads
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/22—Rigid members, e.g. L-shaped members, with parts engaging the under surface of the loads; Crane hooks
- B66C1/34—Crane hooks
- B66C1/40—Crane hooks formed or fitted with load measuring or indicating devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C15/00—Safety gear
- B66C15/06—Arrangements or use of warning devices
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automation & Control Theory (AREA)
- Toys (AREA)
Abstract
The invention discloses a kind of load lifting limiter of lever type, including shell, the shell is internally provided with lever storehouse, and the side in the lever storehouse is provided with whistle storehouse, and the one end in lever storehouse is provided with gear storehouse.The present invention is by pushing driving lever that sliding block is made to be moved in the inside of sliding rail, and then so that spring is passed through the second link and hang on the second hook, successively increase or reduce the quantity of spring realize load lifting limiter can maximum weight range, to make load lifting limiter be applicable in different working environments, and this kind of load lifting limiter of lever type is fallen off by the first hook of postive stop baffle blocking, and play the role of protective device, it avoids weight from falling off and injures other people, and postive stop baffle moves down simultaneously, make contact closure, and then connect the power supply of loudspeaker, loudspeaker ring simultaneously, to remind operating personnel, avoid excess load running that crane is caused to damage.
Description
Technical field
The present invention relates to load lifting limiter field, specially a kind of load lifting limiter of lever type.
Background technology
Load lifting limiter is hoisting machinery safety guard, dedicated for the electric block Dan Shuan of various model specifications
Beam cranes, can avoid lifting equipment equipment and personal injury caused by overload overloads, thus it to metallurgical, machinery,
The modernization safety in production of the industries such as mine, railway, harbour, warehouse, is extremely important.
The weight that existing load lifting limiter is limited is certain, can not be applicable in the working environment of different cranes, and existing
Load lifting limiter can not embody the weight of drawn weight in the range that can weigh when lifting, and behaviour can not be reminded when overweight
Make personnel and there is no protective device, the damage easily to cause casualties with device when occurring overweight.
Invention content
The purpose of the present invention is to provide a kind of load lifting limiter of lever type, mentioned above in the background art to solve
Problem.
To achieve the above object, the present invention provides the following technical solutions：A kind of load lifting limiter of lever type, including shell
Body, the shell are internally provided with lever storehouse, and the side in the lever storehouse is provided with whistle storehouse, and one end setting in lever storehouse
Have gear storehouse, the first link be provided with above the shell, and be provided with stop collar below shell, the stop collar it is interior
Portion is provided with the first hook, and the top of the first hook runs through shell and extends to the inside in lever storehouse, first hook top
The both sides at end are both provided with postive stop baffle, and are both provided at the corresponding position in the bottom in the lower section of postive stop baffle and lever storehouse
The front and rear sides of contact, first hook top are mounted on connecting rod, and one end of connecting rod connects boss, the lever
First rotary shaft is installed, and one end of the first rotary shaft through lever storehouse and extends to gear storehouse at the bosom position of storehouse
Outside is equipped with plate body on the outside of first rotary shaft, and the side of the plate body is provided with boss, and another below plate body
Side is provided with multiple second hooks, and sliding rail is provided at the bottom of lever storehouse side and the second corresponding position of hook,
And the inside of sliding rail is equipped with matched sliding block, and spring, the top setting of the spring are equipped with above the sliding block
There is the second link, the top inside the whistle storehouse is provided with loudspeaker, and the lower section inside storehouse of blowing a whistle is provided with battery, the loudspeaker
, battery connected by electric wire with contact, the top inside the gear storehouse is provided with first gear, and the inside of first gear
First rotary shaft is installed, the lower section inside the gear storehouse is provided with second gear, and the inside of second gear is equipped with
Two rotary shafts, one end connection gear storehouse of second rotary shaft, and the other end of the second rotary shaft are through gear storehouse and extend
To the outside in gear storehouse.
Preferably, the other end of second rotary shaft is equipped with pointer.
Preferably, the side below the gear storehouse is provided with dial plate, and the shaft of the center position of dial plate and pointer
It is corresponding.
Preferably, it is provided with driving lever below the sliding block, and is provided at lever storehouse and the corresponding position of driving lever logical
Hole.
Preferably, second link matches with the second hook.
Preferably, the whistle storehouse and the position corresponding position of loudspeaker are provided with through-hole.
Preferably, the connecting rod is connect by shaft with the first hook and boss.
Compared with prior art, the beneficial effects of the invention are as follows：This kind of load lifting limiter of lever type is by pushing driving lever
So that sliding block is moved in the inside of sliding rail, and then so that spring is passed through the second link and hang on the second hook, successively increases or reduce bullet
The quantity of spring come realize load lifting limiter can maximum weight range, to make load lifting limiter be applicable in different work
Environment, and this kind of load lifting limiter of lever type is fallen off by the first hook of postive stop baffle blocking, and play the work of protective device
With, it avoids weight from falling off and injures other people, and postive stop baffle moves down simultaneously, make contact closure, and then connect the power supply of loudspeaker,
Loudspeaker ring simultaneously avoids excess load running that crane is caused to damage to remind operating personnel.
Description of the drawings
Fig. 1 is the internal structure schematic diagram of the present invention；
Fig. 2 is the sectional view of the present invention；
Fig. 3 is the front view of the present invention；
Fig. 4 is the component vertical view of the present invention.
In figure：1, shell；101, lever storehouse；102, whistle storehouse；103, gear storehouse；2, the first link；3, stop collar；4,
One hook；5, plate body；51, boss；6, the first rotary shaft；7, connecting rod；8, postive stop baffle；9, the second hook；10, spring；
1001, the second link；11, sliding rail；12, sliding block；13, contact；14, battery；15, loudspeaker；16, electric wire；17, first gear；18、
Second gear；19, the second rotary shaft；20, pointer；21, dial plate；22, driving lever.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are 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 shall fall within the protection scope of the present invention.
- 4 are please referred to Fig.1, a kind of embodiment provided by the invention：A kind of load lifting limiter of lever type, including shell 1,
Shell 1 is internally provided with lever storehouse 101, and the side in lever storehouse 101 is provided with whistle storehouse 102, and the one end in lever storehouse 101 is set
It is equipped with gear storehouse 103, the top of shell 1 is provided with the first link 2, and the lower section of shell 1 is provided with stop collar 3, stop collar 3
It is internally provided with the first hook 4, and the top of the first hook 4 runs through shell 1 and extends to the inside in lever storehouse 101, first hangs
The both sides on 4 top of hook are both provided with postive stop baffle 8, and the corresponding position in the bottom in the lower section of postive stop baffle 8 and lever storehouse 101
Place is both provided with contact 13, and the front and rear sides on the first 4 tops of hook are mounted on connecting rod 7, and one end connection of connecting rod 7 is convex
Platform 51 is equipped with the first rotary shaft 6 at 101 bosom position of lever storehouse, and lever storehouse is run through in one end of the first rotary shaft 6
101 and the outside in gear storehouse 103 is extended to, the outside of the first rotary shaft 6 is equipped with plate body 5, and the side of plate body 5 is provided with boss
51, and the other side of 5 lower section of plate body is provided with multiple second hooks 9, the bottom of 101 side of lever storehouse and the second hook 9 are opposite
Sliding rail 11 is provided at the position answered, and the inside of sliding rail 11 is equipped with matched sliding block 12, the top installation of sliding block 12
There are spring 10, the top of spring 10 to be provided with the second link 1001, the top inside storehouse 102 of blowing a whistle is provided with loudspeaker 15, and rings
Lower section inside flute storehouse 102 is provided with battery 14, and loudspeaker 15, battery 14 and contact 13 are connected by electric wire 16, in gear storehouse 103
First gear 17 is provided with above portion, and the inside of first gear 17 is equipped with the first rotary shaft 6, inside gear storehouse 103
Lower section is provided with second gear 18, and the inside of second gear 18 is equipped with the second rotary shaft 19, one end of the second rotary shaft 19
Connection gear storehouse 103, and the other end of the second rotary shaft 19 runs through gear storehouse 103 and extends to the outside in gear storehouse 103.
In this embodiment：The other end of second rotary shaft 19 is equipped with pointer 20, convenient for instruction weight, under gear storehouse 103
The side of side is provided with dial plate 21, and the center position of dial plate 21 is corresponding with the shaft of pointer 20, convenient for indicating to draw weight
The lower section of the weight of object, sliding block 12 is provided with driving lever 22, and is provided at 22 corresponding position of lever storehouse 101 and driving lever logical
Hole, convenient for being adjusted to sliding block, the second link 1001 matches with the second hook 9, convenient for spring is hung on the second hook,
The position corresponding position of whistle storehouse 102 and loudspeaker 15 is provided with through-hole, and convenient for spreading out of sound, connecting rod 7 passes through rotary shaft and the
One hook 4 and boss 51 connect, and are convenient for the activity of connecting rod 7.
Operation principle：In use, hanging over device on crane by the first link 2, weight is then hung over into the first extension
On hook 4, then by pushing driving lever 22 that sliding block 12 is made to be moved in the inside of sliding rail 11, and then spring 10 is made to pass through the second link
1001 hang on the second hook 9, successively increase or reduce the quantity of spring 10, and when weight is pulled up, weight makes the first hook 4
It moves down, the first hook 4 pulls plate body 5 by connecting rod 7, and plate body 5 is made to be rotated up by the first rotary shaft 6, leads to simultaneously
It crosses the second hook 9 and pulls spring 10, while the first rotary shaft 6 drives first gear 17 to rotate, and then second gear 18 is made to pass through
Second rotary shaft 19 rotates, while pointer 20 being driven to rotate, and cooperation dial plate 21 may indicate that the weight of weight, when weight is more than limitation
When device range, weight makes the first hook 4 move down, and is fallen off by first hook 4 of the limitation of postive stop baffle 8, while making contact
It is closed, and then the power supply of loudspeaker 15 is made to connect, while 15 ring of loudspeaker.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, 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, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Profit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent requirements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
Claims (7)
1. a kind of load lifting limiter of lever type, including shell（1）, it is characterised in that：The shell（1）Be internally provided with thick stick
Bar storehouse（101）, the lever storehouse（101）Side be provided with whistle storehouse（102）, and lever storehouse（101）One end setting it is with teeth
Take turns storehouse（103）, the shell（1）Top be provided with the first link（2）, and shell（1）Lower section be provided with stop collar（3）,
The stop collar（3）Be internally provided with the first hook（4）, and the first hook（4）Top run through shell（1）And extend to thick stick
Bar storehouse（101）Inside, it is described first hook（4）The both sides on top are both provided with postive stop baffle（8）, and postive stop baffle（8）'s
Lower section and lever storehouse（101）The corresponding position in bottom at be both provided with contact（13）, first hook（4）Before top
Both sides are mounted on connecting rod afterwards（7）, and connecting rod（7）One end connect boss（51）, the lever storehouse（101）Bosom
First rotary shaft is installed at position（6）, and the first rotary shaft（6）One end run through lever storehouse（101）And extend to gear storehouse
（103）Outside, first rotary shaft（6）Outside plate body is installed（5）, the plate body（5）Side be provided with boss
（51）, and plate body（5）The other side of lower section is provided with multiple second hooks（9）, the lever storehouse（101）The bottom of side and
Two hooks（9）It is provided with sliding rail at corresponding position（11）, and sliding rail（11）Inside matched sliding block is installed
（12）, the sliding block（12）Top spring is installed（10）, the spring（10）Top be provided with the second link（1001）,
The whistle storehouse（102）Internal top is provided with loudspeaker（15）, and storehouse of blowing a whistle（102）Internal lower section is provided with battery
（14）, the loudspeaker（15）, battery（14）The contact and（13）Pass through electric wire（16）Connection, the gear storehouse（103）Internal is upper
Side is provided with first gear（17）, and first gear（17）Inside the first rotary shaft is installed（6）, the gear storehouse（103）
Internal lower section is provided with second gear（18）, and second gear（18）Inside the second rotary shaft is installed（19）, described
Two rotary shafts（19）One end connection gear storehouse（103）, and the second rotary shaft（19）The other end run through gear storehouse（103）And prolong
Extend to gear storehouse（103）Outside.
2. a kind of load lifting limiter of lever type according to claim 1, it is characterised in that：Second rotary shaft（19）
The other end pointer is installed（20）.
3. a kind of load lifting limiter of lever type according to claim 1, it is characterised in that：The gear storehouse（103）Under
The side of side is provided with dial plate（21）, and dial plate（21）Center position and pointer（20）Shaft it is corresponding.
4. a kind of load lifting limiter of lever type according to claim 1, it is characterised in that：The sliding block（12）Lower section
It is provided with driving lever（22）, and lever storehouse（101）And driving lever（22）It is provided with through-hole at corresponding position.
5. a kind of load lifting limiter of lever type according to claim 1, it is characterised in that：Second link（1001）
With the second hook（9）Match.
6. a kind of load lifting limiter of lever type according to claim 1, it is characterised in that：The whistle storehouse（102）With
Loudspeaker（15）Position corresponding position be provided with through-hole.
7. a kind of load lifting limiter of lever type according to claim 1, it is characterised in that：The connecting rod（7）Pass through
Shaft and the first hook（4）And boss（51）Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810728449.8A CN108529435B (en) | 2018-07-05 | 2018-07-05 | Lever-type lifting weight limiter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810728449.8A CN108529435B (en) | 2018-07-05 | 2018-07-05 | Lever-type lifting weight limiter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108529435A true CN108529435A (en) | 2018-09-14 |
| CN108529435B CN108529435B (en) | 2024-04-12 |
Family
ID=63487949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810728449.8A Active CN108529435B (en) | 2018-07-05 | 2018-07-05 | Lever-type lifting weight limiter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108529435B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112678678A (en) * | 2021-03-17 | 2021-04-20 | 河南工学院 | Weight limiting device and crane comprising same |
| CN112723176A (en) * | 2020-12-25 | 2021-04-30 | 中建二局土木工程集团有限公司 | Large-scale case roof beam lifting device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4767144A (en) * | 1985-06-19 | 1988-08-30 | Hoernberg Gunnar | Hook assembly |
| CN2263335Y (en) * | 1996-01-04 | 1997-09-24 | 苏州衡器厂 | Spring scale dial |
| CN1887679A (en) * | 2006-06-30 | 2007-01-03 | 胡长聚 | Weighing hook |
| CN206656783U (en) * | 2017-04-01 | 2017-11-21 | 项宗香 | A kind of lever electronic scale |
| CN208485504U (en) * | 2018-07-05 | 2019-02-12 | 江西飞达电气设备有限公司 | A kind of load lifting limiter of lever type |
-
2018
- 2018-07-05 CN CN201810728449.8A patent/CN108529435B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4767144A (en) * | 1985-06-19 | 1988-08-30 | Hoernberg Gunnar | Hook assembly |
| CN2263335Y (en) * | 1996-01-04 | 1997-09-24 | 苏州衡器厂 | Spring scale dial |
| CN1887679A (en) * | 2006-06-30 | 2007-01-03 | 胡长聚 | Weighing hook |
| CN206656783U (en) * | 2017-04-01 | 2017-11-21 | 项宗香 | A kind of lever electronic scale |
| CN208485504U (en) * | 2018-07-05 | 2019-02-12 | 江西飞达电气设备有限公司 | A kind of load lifting limiter of lever type |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112723176A (en) * | 2020-12-25 | 2021-04-30 | 中建二局土木工程集团有限公司 | Large-scale case roof beam lifting device |
| CN112678678A (en) * | 2021-03-17 | 2021-04-20 | 河南工学院 | Weight limiting device and crane comprising same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108529435B (en) | 2024-04-12 |
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