CN205973586U - Tail ring restraining device - Google Patents
Tail ring restraining device Download PDFInfo
- Publication number
- CN205973586U CN205973586U CN201620985337.7U CN201620985337U CN205973586U CN 205973586 U CN205973586 U CN 205973586U CN 201620985337 U CN201620985337 U CN 201620985337U CN 205973586 U CN205973586 U CN 205973586U
- Authority
- CN
- China
- Prior art keywords
- chain
- card key
- key way
- block piece
- tail ring
- 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.)
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Abstract
The utility model belongs to the technical field of the endless chain turn -buckle, the tail ring restraining device of an endless chain turn -buckle especially, including the stopper, the terminal linkage of chain connects on the stopper, be equipped with the chain jamming groove on the stopper, the chain jamming groove is equipped with the translation of confession chain and arrives the opening of chain jamming inslot, just the opening part in chain jamming groove is equipped with and blocks that the chain shifts out the piece that blocks in chain jamming groove. The utility model discloses following beneficial effect has: the utility model discloses a set up one -way open -ended chain jamming groove, can adjust to spacing position by the quick travel chain, avoid taking place the chain jamming phenomenon, simple structure, convenient operation, and safe and reliable, can with the stopper firmly the joint prevent that the stopper breaks away from and loses limiting displacement on the chain.
Description
Technical field
This utility model belongs to loop chain tightener technical field, the tail ring limits device of particularly a kind of loop chain tightener.
Background technology
Loop chain tightener is to pass through handle drives chain by manpower, to drive the lifting gear of load-engaging device motion.Its knot
Structure is compact, easy to carry, and easily operation is it is adaptable to the lifting in outlying district and field, dragging and draw operation, and lifted and drag draw away from
From unrestricted, can be by selected chain length depending on.Generally the tail end in chain arranges tail ring limits device, according to weight
The operating position to adjust tail ring limits device for the position.
For example：A kind of tail ring limits device described in the Chinese utility model patent of Application No. 200720109131.9,
The limited block block center of tail ring limits device be chain via, the end of the side of block be provided with ejector pin and optional screw-in or
Exit chain via., the disadvantage is that, this tail ring limits device is inconvenient when adjusting restraining position, chain is easily stuck in chain for it
Bar via.
Utility model content
The purpose of this utility model is to provide a kind of tail ring limits device, can quickly move chain, adjusts restraining position.
This utility model technical scheme is that:A kind of tail ring limits device, including limited block,
Chain end-rings are connected on described limited block, and described limited block is provided with card key way, and described card key way is provided with for chain translation
It is provided with the block piece stopping that chain removes card key way at opening in described card key way, and the opening of described card key way.
In prior art, via on limited block is enclosed through hole, when adjusting chain restraining position, chain from
Conducting in the hole is passed through and is connected for decussation due to the two neighboring chain link of chain, therefore is easy to be stuck in via in chain
Interior.This utility model arranges the card key way of a unidirectional opening in limited block, when adjusting chain restraining position, only need to be by chain
Removal card key way, you can quickly move chain, adjust its required restraining position, then snap onto chain in card key way, and
By movable locating part by card key way closure of openings, so that chain cannot be passed through from card key way, make locating part be securely seated between limit
Position position.
Preferably, described limited block includes two position limit arms be arrangeding in parallel, described card key way is arranged on described in two
Between position limit arm, and the gap between described two described position limit arms is more than the width of described card key way.
Preferably, the width of described card key way is more than the diameter of chain link, and the outer width less than chain link.
Preferably, the length of described card key way to be more than chain link outer wide by 1/2.When the length of card key way is less than or equal to chain
Ring outer wide 1/2 when, the chain link being connected in card key way easily rocks in left and right directions, leads to chain Access Division stable.
Preferably, the open end of described card key way is formed for wearing that chain passes through between the end face of described position limit arm
More area, the described width passing through area is more than the width of described card key way.
Preferably, described block piece is plugged on described position limit arm through described area of passing through, wherein one described spacing
Arm is provided with the first spliced eye for block piece described in grafting, and another described position limit arm is provided with for stopping described in grafting
Second spliced eye of part end, the described position limit arm with the second spliced eye is provided with described block piece is fixed on limited block
Lockable mechanism.
Preferably, described lockable mechanism includes and the lockhole of the second spliced eye insertion, the elastic component being arranged in lockhole
And tapered end, one end that described block piece is plugged in the second grafting in the hole is provided with grafting termination, and described grafting termination is provided with locked groove,
Described tapered end is connected in locked groove under the elastic force effect of elastic component, so that block piece is fixed on limited block.
Preferably, the diameter with diameter greater than described first spliced eye of described second spliced eye, described grafting termination
Outside diameter is more than diameter and the diameter more than described first spliced eye of described block piece.
Preferably, the maximal clearance of described block piece and described card chain groove sidewall is more than or equal to the outer width of chain link.
Preferably, one end that described block piece is located at outside the first spliced eye is provided with operating portion, by pulling described operation
Portion makes block piece move axially, and described tapered end removes in locked groove, makes card key way be in open mode.
In sum, this utility model has following beneficial effects：This utility model passes through to arrange the card chain of unidirectional opening
Groove, can quickly move chain and be adjusted to restraining position, it is to avoid card chain phenomenon occurs, and structure is simple and convenient to operate；And safety
Reliable, limited block firmly can be connected on chain, prevent limited block from departing from and losing position-limiting action.
Brief description
Fig. 1 is the structural representation of this utility model embodiment；
Fig. 2 is the side view cutaway drawing of this utility model embodiment；
Fig. 3 is the top view of this utility model embodiment；
In figure, 1- limited block, 11- position limit arm, 111- first spliced eye, 112- second spliced eye, 12- card key way, 13- wears
More area, 2- block piece, 21- grafting termination, 211- locked groove, 22- operating portion, 3- lockable mechanism, 31- lockhole, 32- elastic component, 33-
Tapered end.
Specific embodiment
The present embodiment is only that it is not to restriction of the present utility model, this area skill to explanation of the present utility model
Art personnel can make to the present embodiment after reading this specification as needed does not have the modification of creative contribution, but as long as
All protected by Patent Law in right of the present utility model.Below in conjunction with accompanying drawing, this utility model is made into one
Step describes in detail.
Embodiment：As shown in Figure 1, Figure 2 and Figure 3, a kind of tail ring limits device, including limited block 1, chain end-rings connect
On limited block 1.Limited block 1 is provided with card key way 12, and described card key way 12 is provided with and moves to opening in card key way 12 for chain
Mouthful, and at the opening of card key way 12, it is provided with the block piece 2 stopping that chain removes card key way 12.
Limited block 1 includes two position limit arms be arrangeding in parallel 11, and card key way 12 is arranged between two position limit arms 11, two
Gap between position limit arm 11 is more than the width of card key way 12.The width of card key way 12 is more than the diameter of chain link, and is less than chain link
Outer width, it is outer wide by 1/2 that the length of card key way 12 is more than chain link.The maximal clearance of block piece 2 and card key way 12 side wall be more than or
Outer width equal to chain link.
The open end of card key way 12 forms between the end face of position limit arm 11 and passes through area 13 for what chain passed through, passes through area
13 width is more than the width of card key way, and the width passing through area 13 is the width in the gap between two position limit arms 11.
Block piece 2 passes through area 13 and is plugged on position limit arm 11, and wherein one position limit arm 11 is provided with for grafting resistance
First spliced eye 111 of block piece 2, another position limit arm 11 is provided with the second spliced eye 112 for grafting block piece 2 end,
The position limit arm 11 with the second spliced eye 112 is provided with the lockable mechanism 3 being fixed on block piece 2 on limited block 1.
Lockable mechanism 3 includes and the lockhole 31 of the second spliced eye 112 insertion, the elastic component 32 being arranged in lockhole 31 and lock
33, one end that block piece 2 is plugged in the second spliced eye 112 is provided with grafting termination 21, and grafting termination 21 is provided with locked groove
211, tapered end 33 is connected in locked groove 211 under the elastic force effect of elastic component 32, so that block piece 2 is fixed on limited block 1.Second
The diameter with diameter greater than described first spliced eye 111 of spliced eye 112, the outside diameter of described grafting termination 21 is more than described resistance
The diameter of block piece 2 and the diameter more than described first spliced eye 111.One end that block piece 2 is located at outside the first spliced eye 111 is provided with
Operating portion 22, makes block piece 2 move axially by pulling described operating portion 22, described tapered end 33 removes in locked groove 211, makes card
Key way 12 is in open mode.Elastic component 32 is spring, and tapered end 33 is iron shot.
Claims (10)
1. a kind of tail ring limits device, including limited block（1）, chain end-rings are connected to described limited block（1）On, its feature exists
In：Described limited block（1）It is provided with card key way（12）, described card key way（12）It is provided with and move to described card key way for chain（12）
Interior opening, and described card key way（12）Opening at be provided with stop chain removal card key way（12）Block piece（2）.
2. a kind of tail ring limits device according to claim 1 it is characterised in that：Described limited block（1）Flat including two
The position limit arm of row setting（11）, described card key way（12）It is arranged on two described position limit arms（11）Between, and described in described two
Position limit arm（11）Between gap be more than described card key way（12）Width.
3. a kind of tail ring limits device according to claim 2 it is characterised in that：Described card key way（12）Width be more than
The diameter of chain link, and the outer width less than chain link.
4. a kind of tail ring limits device according to claim 3 it is characterised in that：Described card key way（12）Length be more than
Chain link is outer wide by 1/2.
5. a kind of tail ring limits device according to claim 3 or 4 it is characterised in that：Described card key way（12）Opening
End face is to described position limit arm（11）End face between formed and pass through area for what chain passed through（13）, described pass through area（13）Width
More than described card key way（12）Width.
6. a kind of tail ring limits device according to claim 5 it is characterised in that：Described block piece（2）Wear through described
More area（13）It is plugged on described position limit arm（11）On, wherein one described position limit arm（11）It is provided with for block piece described in grafting
（2）The first spliced eye（111）, another described position limit arm（11）It is provided with for block piece described in grafting（2）The of end
Two spliced eyes（112）, there is the second spliced eye（112）Described position limit arm（11）It is provided with described block piece（2）It is fixed on
Limited block（1）On lockable mechanism（3）.
7. a kind of tail ring limits device according to claim 6 it is characterised in that：Described lockable mechanism（3）Including with
Two spliced eyes（112）The lockhole of insertion（31）, the elastic component being arranged in lockhole（32）And tapered end（33）, described block piece（2）
It is plugged in the second grafting in the hole（112）One end be provided with grafting termination（21）, described grafting termination（21）It is provided with locked groove
（211）, described tapered end（33）In elastic component（32）Elastic force effect under be connected to locked groove（211）Interior, make block piece（2）It is fixed on
Limited block（1）On.
8. a kind of tail ring limits device according to claim 7 it is characterised in that：Described second spliced eye（112）Straight
Footpath is more than described first spliced eye（111）Diameter, described grafting termination（21）Outside diameter be more than described block piece（2）'s
Diameter and be more than described first spliced eye（111）Diameter.
9. a kind of tail ring limits device according to claim 7 or 8 it is characterised in that：Described block piece（2）With described card
Key way（12）The maximal clearance of side wall is more than or equal to the outer width of chain link.
10. a kind of tail ring limits device according to claim 9 it is characterised in that：Described block piece（2）Insert positioned at first
Connect hole（111）Outer one end is provided with operating portion（22）, by pulling described operating portion（22）Make block piece（2）Axial movement, institute
State tapered end（33）From locked groove（211）Interior removal, makes card key way（12）It is in open mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620985337.7U CN205973586U (en) | 2016-08-30 | 2016-08-30 | Tail ring restraining device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620985337.7U CN205973586U (en) | 2016-08-30 | 2016-08-30 | Tail ring restraining device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205973586U true CN205973586U (en) | 2017-02-22 |
Family
ID=58041346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620985337.7U Active CN205973586U (en) | 2016-08-30 | 2016-08-30 | Tail ring restraining device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205973586U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113695511A (en) * | 2020-05-22 | 2021-11-26 | 中冶宝钢技术服务有限公司 | Maintenance method and auxiliary tool for driving chain on circular cooler |
-
2016
- 2016-08-30 CN CN201620985337.7U patent/CN205973586U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113695511A (en) * | 2020-05-22 | 2021-11-26 | 中冶宝钢技术服务有限公司 | Maintenance method and auxiliary tool for driving chain on circular cooler |
| CN113695511B (en) * | 2020-05-22 | 2023-09-19 | 中冶宝钢技术服务有限公司 | Maintenance method and auxiliary tool for driving chain on annular cooler |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |