CN209557581U - A kind of chain of adjustable in length - Google Patents
A kind of chain of adjustable in length Download PDFInfo
- Publication number
- CN209557581U CN209557581U CN201822162707.9U CN201822162707U CN209557581U CN 209557581 U CN209557581 U CN 209557581U CN 201822162707 U CN201822162707 U CN 201822162707U CN 209557581 U CN209557581 U CN 209557581U
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- chain
- piece
- chain piece
- adjustable
- cover plate
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Abstract
The utility model discloses a kind of chains of adjustable in length, including the first chain piece, the first chain on piece offers connecting hole at marginal position, and first is provided with cochain piece above chain piece, the inside of the cochain piece is plugged with connection bolt, and the top for connecting bolt is fixedly installed with screwed joint, jack is offered at the internal edge position of the first chain piece, and jack is internally provided with rotating dog, the outer surface of the rotating dog is fixedly installed with connecting rod at apical position, the side of the first chain piece is provided with the second chain piece, and first the top of chain piece be provided with annulus.A kind of chain of adjustable in length described in the utility model, pass through jack and rotating dog, the angle between the first chain piece and the second chain piece can be changed according to specific needs, length adjustment is carried out to every group of chain piece with this, pass through magnetic sheet, fixation can be attached to the first chain piece of adjusted completion and the second chain piece, be applicable in different operating situation, bring better prospect of the application.
Description
Technical field
The utility model relates to field of chains, in particular to a kind of chain of adjustable in length.
Background technique
Chain refers to the mechanism for playing transmission effect in mechanical equipment, generally uses in conveying operation have production
Simply, the features such as easy to use, small volume and less weight；There is certain drawbacks, the overall structure of chain when in use in existing chain
It is fixed, the adjusting in terms of length can not be carried out according to specific needs, caused the use scope of chain to have some limitations, given
The use of chain brings certain influence, for this purpose, it is proposed that a kind of chain of adjustable in length.
Utility model content
The main purpose of the utility model is to provide a kind of chains of adjustable in length, can effectively solve background technique
The problems in.
To achieve the above object, the technical solution that the utility model is taken are as follows:
A kind of chain of adjustable in length, including the first chain piece, the first chain on piece offer at marginal position
Connecting hole, and cochain piece is provided with above the first chain piece, the inside of the cochain piece is plugged with connection bolt, and connects bolt
Top be fixedly installed with screwed joint, jack, and the inside of jack are offered at the internal edge position of the first chain piece
It is provided with rotating dog, the outer surface of the rotating dog is fixedly installed with connecting rod at apical position, and the one of the first chain piece
Side is provided with the second chain piece, and the periphery that the front end face of the first chain piece is located at connecting hole is provided with magnetic sheet, and the first chain piece
Top is provided with annulus, and the outer surface of the annulus is socketed with cover plate, and the inside of the first chain piece is opened at apical position
Equipped with arc hole, inserted block, the outer surface lower middle of the first chain piece are fixedly installed at the bottom edge position of the cover plate
Slot is offered at position.
Preferably, the connection type between the second chain piece and connecting rod is welding, and the second chain piece passes through connecting rod through revolving
It ships and resell on another market and is arbitrarily rotated in the inside of jack.
Preferably, the cover plate is covered in the front end face of magnetic sheet, and cover plate is stuck in the inside of slot by inserted block.
Preferably, the first chain piece and the second chain piece collectively form a complete chain, and the first chain piece and second
The quantity of chain piece is several groups.
Preferably, it can be connected to each other between the first chain piece and the second chain piece described in two adjacent groups, and described in two adjacent groups
It is realized and is fixed by the magnetic process of magnetic sheet between one chain piece and the second chain piece.
Preferably, the inside in arc hole is inserted in the annulus, and cover plate moves in a circle in the outer surface of annulus.
Compared with prior art, the utility model has the following beneficial effects: the chain of the adjustable in length, passes through jack
With rotating dog, the angle between the first chain piece and the second chain piece can be changed according to specific needs, every group of chain piece is carried out with this
Length adjustment can be attached fixation, entire chain to the first chain piece and the second chain piece for having adjusted completion by magnetic sheet
Structure is simple, easy to operate, and the effect used is more preferable relative to traditional approach.
Detailed description of the invention
Fig. 1 is a kind of overall structure diagram of the chain of adjustable in length of the utility model；
Fig. 2 is the schematic diagram of internal structure of the first chain of the utility model piece；
Fig. 3 is the illustrative view of functional configuration of the first chain of the utility model piece；
Connection type structural schematic diagram of the Fig. 4 between the utility model the first chain piece and annulus.
In figure: 1, the first chain piece；2, connecting hole；3, cochain piece；4, bolt is connected；5, screwed joint；6, jack；7, it rotates
Pin；8, the second chain piece；9, connecting rod；10, magnetic sheet；11, annulus；12, cover plate；13, arc hole；14, inserted block；15, slot.
Specific embodiment
To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below
In conjunction with specific embodiment, the utility model is further described.
As shown in Figs 1-4, a kind of chain of adjustable in length, including the first chain piece 1, close to margin location on the first chain piece 1
The place of setting offers connecting hole 2, and the top of the first chain piece 1 is provided with cochain piece 3, and the inside of cochain piece 3 is plugged with connection bolt
4, and the top for connecting bolt 4 is fixedly installed with screwed joint 5, the first chain piece 1 and the second chain piece 8 collectively form one completely
The chain that chain, the first chain piece 1 and the second chain piece 8 are constituted is identical as the structure of cochain piece 3, passes through company between two adjacent groups chain
It connects hole 2 and is vertically connected with through connecting bolt 4, guarantee the normal use of chain, screwed joint 5 is for controlling connection bolt 4, the first chain
Offer jack 6 at the internal edge position of piece 1, and jack 6 is internally provided with rotating dog 7, the outer surface of rotating dog 7 is close
Connecting rod 9 is fixedly installed at apical position, the side of the first chain piece 1 is provided with the second chain piece 8, and user uses according to chain
Specific length needs, by the rotating dog 7 inside rotation jack 6, so that the connecting rod 9 connecting with rotating dog 7 drives the second chain piece 8
The rotation of appropriate angle is carried out, to change the length for the chain that the first chain piece 1 and the second chain piece 8 are composed, the first chain piece 1
Front end face be located at the periphery of connecting hole 2 and be provided with magnetic sheet 10, and the top of the first chain piece 1 is provided with annulus 11, annulus 11
Outer surface is socketed with cover plate 12, and the inside of the first chain piece 1 offers arc hole 13, the bottom edge of cover plate 12 at apical position
It is fixedly installed with inserted block 14 at position, slot 15 is offered at the outer surface lower middle position of the first chain piece 1, when the first chain piece
1 and after the second angular adjustment between chain piece 8 completes, user turns to cover plate 12 by the annulus 11 inside arc hole 13
The rear of first chain piece 1, and by fixation of the locking realization to cover plate 12 between inserted block 14 and slot 15, then allows adjacent two
Magnetic is carried out by magnetic sheet 10 between the first chain piece 1 of group and the second chain piece 8 to fix, and meets specific length adjustment needs.
Connection type between second chain piece 8 and connecting rod 9 is welding, and the second chain piece 8 is existed by connecting rod 9 through rotating dog 7
The inside of jack 6 arbitrarily rotates, and adjusts the angle between the first chain piece 1 and the second chain piece 8 according to specific needs with this, meets tool
The length adjustment of chain in body environment needs；
Cover plate 12 is covered in the front end face of magnetic sheet 10, and cover plate 12 is stuck in the inside of slot 15, this process by inserted block 14
For fixing cover plate 12；
First chain piece 1 and the second chain piece 8 collectively form a complete chain, and the number of the first chain piece 1 and the second chain piece 8
Amount is several groups；
It can be connected to each other between first chain piece 1 and the second chain piece 8 described in two adjacent groups, and the first chain piece described in two adjacent groups
1 and second is realized between chain piece 8 by the magnetic process of magnetic sheet 10 and fixes；
The inside in arc hole 13 is inserted in annulus 11, and cover plate 12 moves in a circle in the outer surface of annulus 11.
It should be noted that the utility model is a kind of chain of adjustable in length, and when in use, the first chain piece 1 and the
Two chain pieces 8 collectively form a complete chain, the structure phase of the chain that the first chain piece 1 is constituted with the second chain piece 8 and cochain piece 3
Together, it is vertically connected with by connecting hole 2 through connecting bolt 4 between two adjacent groups chain, guarantees the normal use of chain, screwed joint
5 for controlling connection bolt 4, and the specific length needs that user uses according to chain pass through the rotating dog inside rotation jack 6
7 so that the connecting rod 9 that connect with rotating dog 7 drives the second chain piece 8 to carry out the rotation of appropriate angle, thus change the first chain piece 1 with
The length for the chain that second chain piece 8 is composed makes after the angular adjustment between the first chain piece 1 and the second chain piece 8 is completed
Cover plate 12 is turned to the rear of the first chain piece 1 by user by the annulus 11 inside arc hole 13, and passes through inserted block 14 and slot 15
Between fixation of the locking realization to cover plate 12, then allow between the first chain of two adjacent groups piece 1 and the second chain piece 8 through magnetic sheet 10
It carries out magnetic to fix, meets specific length adjustment needs, it is more practical.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (6)
1. a kind of chain of adjustable in length, including the first chain piece (1), it is characterised in that: lean near side (ns) on the first chain piece (1)
Offer at edge position connecting hole (2), and be provided with cochain piece (3) above the first chain piece (1), the cochain piece (3) it is interior
Portion is plugged with connection bolt (4), and the top for connecting bolt (4) is fixedly installed with screwed joint (5), the first chain piece (1)
Internal edge position at offer jack (6), and jack (6) is internally provided with rotating dog (7), the rotating dog (7)
Outer surface is fixedly installed with connecting rod (9) at apical position, and the side of the first chain piece (1) is provided with the second chain piece (8),
The periphery that the front end face of the first chain piece (1) is located at connecting hole (2) is provided with magnetic sheet (10), and the top of the first chain piece (1)
It is provided with annulus (11), the outer surface of the annulus (11) is socketed with cover plate (12), and the inside of the first chain piece (1) is close to top
It offers at end position arc hole (13), is fixedly installed with inserted block (14) at the bottom edge position of the cover plate (12), described
Slot (15) are offered at the outer surface lower middle position of one chain piece (1).
2. a kind of chain of adjustable in length according to claim 1, it is characterised in that: the second chain piece (8) and company
Connection type between bar (9) is welding, and the second chain piece (8) by connecting rod (9) through rotating dog (7) jack (6) inside
Arbitrarily rotation.
3. a kind of chain of adjustable in length according to claim 1, it is characterised in that: the cover plate (12) is covered in magnetic
The front end face of piece (10), and cover plate (12) is stuck in the inside of slot (15) by inserted block (14).
4. a kind of chain of adjustable in length according to claim 1, it is characterised in that: the first chain piece (1) and the
Two chain pieces (8) collectively form a complete chain, and the quantity of the first chain piece (1) and the second chain piece (8) is several groups.
5. a kind of chain of adjustable in length according to claim 1, it is characterised in that: the first chain piece described in two adjacent groups
(1) it can be connected to each other between the second chain piece (8), and pass through between the first chain piece (1) and the second chain piece (8) described in two adjacent groups
The magnetic process of magnetic sheet (10), which is realized, fixes.
6. a kind of chain of adjustable in length according to claim 1, it is characterised in that: insert in arc in the annulus (11)
The inside in hole (13), and cover plate (12) moves in a circle in the outer surface of annulus (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822162707.9U CN209557581U (en) | 2018-12-24 | 2018-12-24 | A kind of chain of adjustable in length |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822162707.9U CN209557581U (en) | 2018-12-24 | 2018-12-24 | A kind of chain of adjustable in length |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209557581U true CN209557581U (en) | 2019-10-29 |
Family
ID=68303271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822162707.9U Active CN209557581U (en) | 2018-12-24 | 2018-12-24 | A kind of chain of adjustable in length |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209557581U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111255418A (en) * | 2020-03-20 | 2020-06-09 | 山东博康石油工程技术有限公司 | Double-connecting-rod reversing pumping unit and method |
-
2018
- 2018-12-24 CN CN201822162707.9U patent/CN209557581U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111255418A (en) * | 2020-03-20 | 2020-06-09 | 山东博康石油工程技术有限公司 | Double-connecting-rod reversing pumping unit and method |
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