CN207276113U - A kind of limiting device of electric block - Google Patents
A kind of limiting device of electric block Download PDFInfo
- Publication number
- CN207276113U CN207276113U CN201721112136.7U CN201721112136U CN207276113U CN 207276113 U CN207276113 U CN 207276113U CN 201721112136 U CN201721112136 U CN 201721112136U CN 207276113 U CN207276113 U CN 207276113U
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- China
- Prior art keywords
- chain
- winding roller
- electric block
- limiting device
- gag lever
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Abstract
The utility model discloses a kind of limiting device of electric block, including supporting rack, the lower surface inner rotation of support frame as described above is connected with winding roller, the rear end surface of the winding roller is fixedly connected with motor by axis, the winding roller is internally provided with mounting groove, the upper surface of the mounting groove is equipped with opening sliding slot, the inner rotation of the mounting groove is connected with threaded rod, the outer surface thread of the threaded rod is connected with adjustment seat, the upper surface of the adjustment seat is equipped with regulating tank, the inside of the regulating tank is installed with tensioning spring, the upper surface of the tensioning spring is fixedly connected with gag lever post, the gag lever post is slidably connected to the interior surface of opening sliding slot, the outer surface of the winding roller is wound with chain, the outer surface lower end of the chain rolls and is connected with movable pulley, the both side surface of the movable pulley is hinged with Removable hook.The limiting device of the electric block can greatly improve the convenience used and security, reduce use cost.
Description
Technical field
Hoist crane technical field is the utility model is related to, is specially a kind of limiting device of electric block.
Background technology
Electric block is a kind of extraordinary lifting equipment, is installed on overhead traveling crane, on gantry crane, electric block have it is small,
It is easy to operate from heavy and light, it is easy to use the features such as, for places such as industrial and mining enterprises, warehousing wharfs.But existing electric block
Limiting device is fitted without, is easily risen when rising excessively, a weight below will strike motor or supporting rack,
The damage of electric block is caused, not because influencing safety, but also use cost can be increased, then have and also do not limited when declining
Position, the length for being merely able to adjust chain adapt to different sling heights, very trouble, influence the effect used.
Utility model content
The purpose of this utility model is to provide a kind of limiting device of electric block, to solve to carry in above-mentioned background technology
The problem of going out.
To achieve the above object, the utility model provides following technical solution：A kind of limiting device of electric block, including
Supporting rack, the upper surface of support frame as described above are fixedly connected with fixed hook, and the front-end surface of support frame as described above is equipped with handle hole, institute
The lower surface inner rotation for stating supporting rack is connected with winding roller, and the rear end surface of the winding roller is fixedly connected with electricity by axis
Machine, the winding roller are internally provided with mounting groove, and the upper surface of the mounting groove is equipped with opening sliding slot, the inside of the mounting groove
Threaded rod is rotatably connected to, the outer surface thread of the threaded rod is connected with adjustment seat, and the upper surface of the adjustment seat, which is equipped with, adjusts
Groove is saved, the inside of the regulating tank is installed with tensioning spring, and the upper surface of the tensioning spring is fixedly connected with gag lever post,
The gag lever post is slidably connected to the interior surface of opening sliding slot, and the outer surface of the winding roller is wound with chain, the chain
Outer surface lower end roll be connected with movable pulley, the both side surface of the movable pulley is hinged with Removable hook.
Preferably, the termination upper surface of the gag lever post is not less than the upper surface of winding roller.
Preferably, the chain is cross hoisting chain.
Preferably, the upper surface end point of the gag lever post is spheroidal structure, and is slidably connected in the chain hole of chain
Portion.
Preferably, the outer surface of the chain has limit base, the outer surface of the limit base by cross recess sliding sleeve
Both sides are equipped with pilot hole, and the inside of the pilot hole slidably connects right semi-ring by guide cylinder, and the inside of the guide cylinder is slided
Dynamic to be connected with guide rod, the outer surface set of the guide rod has resetting spring, and the front-end surface of the guide rod is fixedly connected
There is a semi-ring, the inner surface top and bottom of the left semi-ring and right semi-ring are slidably connected to the chain hole of chain by inserted link
It is internal.
Compared with prior art, the beneficial effects of the utility model are：The limiting device of the electric block passes through winding roller
The gag lever post of internal threaded adjusting, can limit the sagging length of chain, and then can limit Removable hook most
Lower position, then have the limit base being exactly slidably connected by chain outer surface, the extreme higher position of Removable hook can be adjusted, so
Can be spacing to electric block progress, the convenience used and security can be greatly improved, reduces use cost.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is enlarged drawing at the A of the utility model；
Fig. 3 is the limit base connection diagram of the utility model；
Fig. 4 is the limit base view in transverse section of the utility model.
In figure：1 supporting rack, 11 fixed hooks, 12 handle holes, 13 winding rollers, 14 motors, 2 mounting grooves, 21 opening sliding slots,
22 threaded rods, 23 adjustment seats, 24 regulating tanks, 25 tensioning springs, 26 gag lever posts, 3 chains, 31 movable pulleys, 32 Removable hooks, 4 limits
Position seat, 41 cross recesses, 42 pilot holes, 43 guide cylinders, 44 right semi-rings, 45 guide rods, 46 resetting springs, 47 left semi-rings, 48 are inserted
Bar.
Embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained, shall fall within the protection scope of the present invention.
- 4 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of limiting device of electric block, including branch
Support 1, the upper surface of supporting rack 1 are fixedly connected with fixed hook 11, and the front-end surface of supporting rack 1 is equipped with handle hole 12, support
The lower surface inner rotation of frame 1 is connected with winding roller 13, and the rear end surface of winding roller 13 is fixedly connected with motor 14 by axis,
Winding roller 13 is internally provided with mounting groove 2, and the upper surface of mounting groove 2 is equipped with opening sliding slot 21, the inner rotation connection of mounting groove 2
There is threaded rod 22, the outer surface thread of threaded rod 22 is connected with adjustment seat 23, and the upper surface of adjustment seat 23 is equipped with regulating tank 24, adjusts
The inside of section groove 24 is installed with tensioning spring 25, and the upper surface of tensioning spring 25 is fixedly connected with gag lever post 26, gag lever post
26 termination upper surface is not less than the upper surface of winding roller 13, and the upper surface end point of gag lever post 26 is spheroidal structure, and sliding
It is dynamic to be connected to inside the chain hole of chain 3, the position of insertion can be so adjusted, and then change the length of winding, it can adjust down
The height of drop, it is spacing to lower section progress, avoid Removable hook 32 from striking ground, gag lever post 26 is slidably connected to opening sliding slot 21
Interior surface, the outer surface of winding roller 13 is wound with chain 3, and chain 3 is cross hoisting chain, stable structure, lifting effect
Fruit is good, and is easy to attended operation, and the outer surface lower end of chain 3, which rolls, is connected with movable pulley 31, the both side surface of movable pulley 31
Removable hook 32 is hinged with, the outer surface of chain 3 has limit base 4 by 41 sliding sleeve of cross recess, can slide to adjust limit
The position of position, easy to adjust the height of upper limit, the outer surface both sides of limit base 4 are equipped with pilot hole 42, the inside of pilot hole 42
Right semi-ring 44 is slidably connected by guide cylinder 43, the internal slide of guide cylinder 43 is connected with guide rod 45, guide rod 45 it is outer
Surface set has resetting spring 46, and the front-end surface of guide rod 45 is fixedly connected with left semi-ring 47, left semi-ring 47 and right semi-ring 44
Inner surface top and bottom be slidably connected to by inserted link 48 inside the chain hole of chain 3, fix limit base 4, can be with
Avoid Removable hook 32 from striking supporting rack 1, ensure stability and security.
The utility model is in the specific implementation：The motor 14 of model ZDS51-4 is selected, and work is connected in series to by conducting wire
Make on the switch in power supply and cable switch box, in use, fixed hook 11 can be hanging in supporting beam, will can support
Frame 1 is fixed, and then can be hanging to weight on Removable hook 32, is started motor 14 and is rotated with winding roller 13, Ke Yijuan
Chain 3 is played, weight can also be lifted, and in order to avoid excessively rise, can be outside by left semi-ring 47 and right semi-ring 44
Draw, while compression reseting spring 46, inserted link 48 can be spun off out of chain 3 chain hole, then pass through cross recess 41
Slided on chain 3, the height of limit base 4 can be adjusted, then can unclamp left semi-ring 47 and right semi-ring 44, so resetted
Spring 46 resets, and inserted link 48 is inserted into new chain hole, can adjust limit base 4 and the length of the fixing end of chain 3, also
It can ensure the sag height of movable pulley 31, can so carry out raising spacing, avoid supporting rack 1 from being hit, then can be with
Threaded rod 22 is rotated in from handle hole 12, can be moved left and right with adjustment seat 23, when running into the chain link of chain 3, spheroidal
The gag lever post 26 of structure can be subject to smooth extruding, and compression tensioning spring 25 enters in regulating tank 24, can avoid open, run into
During chain hole, tensioning spring 25, which resets, ejects gag lever post 26, can be so inserted into gag lever post 26 in different winding circles
In the chain hole of chain 3, the distance between movable end and movable pulley 31 of chain 3 can be adjusted, can also adjust movable pulley 31
The extreme lower position of decline, it is spacing to lower section progress, avoid Removable hook 32 from striking bottom surface, it is high to be adapted to different installations
Degree, can so greatly improve the convenience used and security.
While there has been shown and described that the embodiment of the utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from the principle of the utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of limiting device of electric block, including supporting rack (1), it is characterised in that：The upper surface of support frame as described above (1) is consolidated
Surely it is connected with fixed hook (11), the front-end surface of support frame as described above (1) is equipped with handle hole (12), under support frame as described above (1)
Interior surface is rotatably connected to winding roller (13), and the rear end surface of the winding roller (13) is fixedly connected with motor by axis
(14), the winding roller (13) is internally provided with mounting groove (2), and the upper surface of the mounting groove (2) is equipped with opening sliding slot (21),
The inner rotation of the mounting groove (2) is connected with threaded rod (22), and the outer surface thread of the threaded rod (22) is connected with adjusting
Seat (23), the upper surface of the adjustment seat (23) are equipped with regulating tank (24), and the inside of the regulating tank (24), which is installed with, opens
Tight spring (25), the upper surface of the tensioning spring (25) are fixedly connected with gag lever post (26), and the gag lever post (26), which is slided, to be connected
The interior surface of opening sliding slot (21) is connected to, the outer surface of the winding roller (13) is wound with chain (3), the chain (3)
Outer surface lower end rolls and is connected with movable pulley (31), and the both side surface of the movable pulley (31) is hinged with Removable hook (32).
A kind of 2. limiting device of electric block according to claim 1, it is characterised in that：The end of the gag lever post (26)
Head upper surface is not less than the upper surface of winding roller (13).
A kind of 3. limiting device of electric block according to claim 1, it is characterised in that：The chain (3) is cross
Shape hoisting chain.
A kind of 4. limiting device of electric block according to claim 1, it is characterised in that：The gag lever post (26) it is upper
Surface end point is spheroidal structure, and is slidably connected to inside the chain hole of chain (3).
A kind of 5. limiting device of electric block according to claim 1, it is characterised in that：The appearance of the chain (3)
Face has limit base (4) by cross recess (41) sliding sleeve, and the outer surface both sides of the limit base (4) are equipped with pilot hole (42),
The inside of the pilot hole (42) slidably connects right semi-ring (44) by guide cylinder (43), and the inside of the guide cylinder (43) is slided
Dynamic to be connected with guide rod (45), the outer surface set of the guide rod (45) has resetting spring (46), the guide rod (45)
Front-end surface is fixedly connected with left semi-ring (47), and the inner surface top and bottom of the left semi-ring (47) and right semi-ring (44) are equal
It is slidably connected to by inserted link (48) inside the chain hole of chain (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721112136.7U CN207276113U (en) | 2017-09-01 | 2017-09-01 | A kind of limiting device of electric block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721112136.7U CN207276113U (en) | 2017-09-01 | 2017-09-01 | A kind of limiting device of electric block |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207276113U true CN207276113U (en) | 2018-04-27 |
Family
ID=61989696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721112136.7U Active CN207276113U (en) | 2017-09-01 | 2017-09-01 | A kind of limiting device of electric block |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207276113U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113401827A (en) * | 2021-05-26 | 2021-09-17 | 常州工学院 | Simple electric conveying hoist |
| CN114148566A (en) * | 2021-12-06 | 2022-03-08 | 中煤张家口煤矿机械有限责任公司 | Binding adjustment tensioner and tensioning method |
-
2017
- 2017-09-01 CN CN201721112136.7U patent/CN207276113U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113401827A (en) * | 2021-05-26 | 2021-09-17 | 常州工学院 | Simple electric conveying hoist |
| CN113401827B (en) * | 2021-05-26 | 2023-07-28 | 常州工学院 | Simple electric conveying hoist |
| CN114148566A (en) * | 2021-12-06 | 2022-03-08 | 中煤张家口煤矿机械有限责任公司 | Binding adjustment tensioner and tensioning method |
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