CN206458783U - A kind of drag chain - Google Patents
A kind of drag chain Download PDFInfo
- Publication number
- CN206458783U CN206458783U CN201720125142.XU CN201720125142U CN206458783U CN 206458783 U CN206458783 U CN 206458783U CN 201720125142 U CN201720125142 U CN 201720125142U CN 206458783 U CN206458783 U CN 206458783U
- Authority
- CN
- China
- Prior art keywords
- chain link
- carrier bar
- stopper slot
- support block
- stopper
- 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
A kind of drag chain, including the multiple chain links rotatably concatenated, chain link has to be rotatably connected between parallel two relative carrier bars, the carrier bar of adjacent two chain link by rotating shaft, and is provided with the position-limit mechanism for limiting rotating angle, it is characterised in that：Position-limit mechanism includes being arranged on the stopper slot in adjacent two chain link on side's carrier bar, barrier assembly on the opposing party's carrier bar and in stopper slot is arranged in adjacent two chain link, be arranged to barrier assembly can only in the range of stopper slot with it where chain link rotate, barrier assembly includes support block and buffer stopper, when spacing, buffer stopper first contacts stopper slot cell wall and enters row buffering, then spacing by the progress of support block support limit groove cell wall.
Description
Technical field
The utility model is related to transmission protective device structure-design technique field, and in particular to a kind of drag chain.
Background technology
With the increasingly quickening of industrial automation process, increasing automation equipment is used widely, particularly
For risk factor is high, labor intensity is big, fatigable operation realizes that automated production seems increasingly important, in automation equipment
There is substantial amounts of distribution, distribution is mainly protected, it is run in stable, safety working environment, because drag chain typically should
With on the cable of lathe, mechanical arm etc., oil pipe, tracheae, airduct, play a part of draw and protect, therefore drag chain lathe,
The fields such as mechanical arm apply quite varied, but drag chain can produce larger noise in motion, disturb the work of operating personnel
Make, reduce operating efficiency, the time is longer also to influence operating personnel's healthy.
The U of Chinese patent literature CN 201627878 disclose a kind of high intensity, the mute drag chain of high life, by multiple chains
It is hinged to be formed successively before and after section, each chain link includes the upper and lower connecting plate of both sides carrier bar and connection both sides carrier bar, carrier bar has front end
Buckle and rear end buckle two parts, the rear end buckle of front end buckle and adjacent another carrier bar are hinged, mutually hinged forward and backward
Hold the rib of bending radius when there is control drag chain motion respectively on the relative inwall of buckle, the front and back ends mutually hinged
The rib of the buckle of at least one in buckle is provided with the cushion for preventing that two groups of ribs of relative motion from directly hitting, and the cushion is effective
The sound produced is hit when reducing rib relative motion, during support, power is directly acted on cushion, easily causes the damage of cushion
It is bad, increase the cost of cushion and the installation of cushion is more bothered with changing, be further improved.
Utility model content
The purpose of this utility model is that the shortcoming for overcoming prior art can reduce noise, simple in construction, installation there is provided one kind
Convenient drag chain.
The utility model is adopted the following technical scheme that：
A kind of drag chain, including the multiple chain links rotatably concatenated, chain link have parallel two relative carrier bars, adjacent two chain link
Carrier bar between be rotatably connected by rotating shaft, and be provided with the position-limit mechanism for limiting rotating angle, position-limit mechanism includes
The stopper slot on side's carrier bar in adjacent two chain link is arranged on, is arranged in adjacent two chain link on the opposing party's carrier bar and positioned at spacing
Barrier assembly in groove, be arranged to barrier assembly can only in the range of stopper slot with it where chain link rotate, barrier assembly includes
Support block and buffer stopper, when spacing, buffer stopper first contacts stopper slot cell wall and enters row buffering, then by support block support limit groove cell wall
Carry out spacing.
Further, the support block and buffer stopper are along the rotating shaft radial arrangement.
Further, the buffer stopper includes the mounting seat being arranged on carrier bar and the elastic buffer being set in mounting seat
Ring.
Further, the elastic buffer ring is made by rubber or spring glue or TPE or SBS or TPV.
Further, two carrier bars in adjacent two chain link in rear chain link are located between two carrier bars of preceding chain link, the limit
Position groove is arranged on the carrier bar of rear chain link, and barrier assembly is arranged on the carrier bar of preceding chain link.
Further, it is described to be provided with rotating shaft on the carrier bar of rear chain link, it is described to be provided with confession on the carrier bar of preceding chain link
The axis hole that rotating shaft is passed through.
Further, the length of the buffer stopper is slightly longer than the length of support block.
Further, the support block is provided with two, and the buffer stopper is arranged between two support blocks.
From above-mentioned to description of the present utility model, compared with prior art, the beneficial effects of the utility model are：Resistance
Keeping off component includes support block and buffer stopper, and when spacing, buffer stopper first contacts stopper slot cell wall and enters row buffering, then is supported by support block
The progress of stopper slot cell wall is spacing, compared with prior art, and support block and the buffer stopper division of labor are clear and definite, cooperate, when spacing, buffering
The active force that support block is subject to when block available buffer chain link rotates, reduces the damage of support block, after the completion of rotation, support block support limit
Position groove cell wall carries out spacing, the active force that reduction buffer stopper is received, and increases the service life of buffer stopper；Buffer stopper includes mounting seat
With the elastic buffer ring being set in mounting seat, elastic buffer ring is effectively reduced the noise produced during drag chain running, improves work
Make efficiency；Elastic buffer ring is directly set in mounting seat, it is not necessary to other auxiliary operations, and dismounting is easy.
Brief description of the drawings
Fig. 1 is link configuration, stereogram；
Fig. 2 is link plate structure, front view；
Fig. 3 is link plate structure, rearview；
Fig. 4 is link plate structure, side view；
Fig. 5 is drag chain overall structure, stereogram.
Embodiment
Below by way of embodiment, the utility model will be further described.
Referring to figs. 1 to Fig. 5, a kind of drag chain, including the multiple chain links rotatably concatenated, chain link includes parallel relative two
Carrier bar 1, connects the upper cover plate 2 and lower cover 3 of two carrier bars 1；
It is rotatably connected, and is provided with for limiting rotating angle by rotating shaft 11 between the carrier bar 1 of adjacent two chain link
Position-limit mechanism, position-limit mechanism includes being arranged on the stopper slot in adjacent two chain link on side's carrier bar 1, is arranged in adjacent two chain link
Barrier assembly on the opposing party's carrier bar 1 and in stopper slot, being arranged to barrier assembly can only be in the range of stopper slot with its institute
Rotated in chain link, specifically, two carrier bars 1 in adjacent two chain link in rear chain link are located between two carrier bars 1 of preceding chain link, rear
The leading portion of carrier bar 1 of chain link is provided with rotating shaft 11, and the back segment of carrier bar 1 in preceding chain link is provided with the axis hole 13 passed through for rotating shaft,
Realize that the rotatable of multiple chain links concatenates with the cooperation of axis hole 13 by rotating shaft 11；Stopper slot is arranged on the carrier bar 1 in rear chain link
Leading portion, including the first stopper slot 121 and the second stopper slot 122, the first stopper slot 121 and the second stopper slot 122 are along rotating shaft 11
Radial arrangement, sets up separately in the both sides of rotating shaft 11, and further, reference picture 2, the front view of carrier bar 1, the first stopper slot 121 is set
In the left side of rotating shaft 11, the second stopper slot 122 is arranged on the right side of rotating shaft 11；Barrier assembly is arranged in the rear end of preceding chain link,
It is located at including movable the first support block 141 being located in the first stopper slot 121 and buffer stopper 15, activity in the second stopper slot 122
The second support block 142, the radial arrangement of the first support block 141, the second support block 142 and buffer stopper 15 along rotating shaft 11 enters one
Step, the first support block 141 is provided with two pieces, and Parallel Symmetric is set, and buffer stopper 15 is arranged between two first support blocks 141,
And the length of buffer stopper 15 is slightly longer than the length of the first support block 141, when spacing, and buffer stopper 15 first contacts the first stopper slot
121 cell walls enter row buffering, then support the first stopper slot 121 and the second limit respectively by the first support block 141 and the second support block 142
The cell wall progress of position groove 122 is spacing, and buffer stopper 15 includes the mounting seat 151 being arranged on carrier bar 1 and is set in mounting seat 151
Elastic buffer ring 152, elastic buffer ring 152 is made of rubber or spring glue or TPE or SBS or POE or TOU or TPV, can
Effectively to reduce the noise produced when chain link is rotated；
Using snapping connection between the carrier bar 1 of upper cover plate 2 and two, it is interference fitted specifically, carrier bar 1 is provided with upper cover plate 2
Connector 16, the both sides of upper cover plate 2 are equipped with through hole 22, and the top of connector 16 is provided with the projection 161 coordinated with through hole 22,
And the bottom of the both sides of upper cover plate 2 is each formed with the opening 21 consistent with the shape of connector 16, further, connector 16 and chain
Plate 1, which is wholely set, to be formed, when upper cover plate 2 is connected with carrier bar 1, and the lower end of opening 21 of upper cover plate 2 is moved downward connector 16
Fastening in the opening 21 of upper cover plate 2, make upper cover plate 2 and be interference fitted with connector 16, at this moment, the stabilization of connector 16, firmly
Ground is placed in the opening 21 of upper cover plate 2, and during upper cover plate 2 and the interference fit of connector 16 projection 161 with it is logical
Hole 22 is slidably matched, and projection 161 finally falls in upper through hole 22；
Use and snap connection between the carrier bar 1 of lower cover 3 and two, specifically, the bottom of carrier bar 1 is formed with link slot 17, under
The both sides of cover plate 3 are formed with the contiguous block 31 being interference fitted with link slot 17, when lower cover 3 is connected with carrier bar 1, lower cover 3
The upper end of contiguous block 31 is moved in embedded link slot 17 upwards, contiguous block 31 is interference fitted with link slot 17, at this moment, contiguous block
31 stabilizations, it is firmly embedded into the link slot 17 of lower cover 3.
In description of the present utility model, it is to be understood that "front", "rear" in term, "left", "right", " on ", " under "
It is, based on orientation shown in the drawings or position relationship, to be for only for ease of description the utility model Deng indicating position or position relationship
Described with simplifying, rather than indicate or imply that the device or element of meaning there must be specific orientation, constructed with particular orientation
And operation, therefore it is not intended that to limitation of the present utility model.
It is described above, preferred embodiment only of the present utility model, therefore the utility model implementation can not be limited with this
Scope, i.e., the equivalent changes and modifications made according to present utility model application the scope of the claims and description all should still belong to this
In the range of utility model patent is covered.
Claims (8)
1. a kind of drag chain, including the multiple chain links rotatably concatenated, chain link have parallel two relative carrier bars, adjacent two chain link
It is rotatably connected between carrier bar by rotating shaft, and is provided with the position-limit mechanism for limiting rotating angle, it is characterised in that：It is spacing
Mechanism includes being arranged on stopper slot in adjacent two chain link on side's carrier bar, be arranged in adjacent two chain link on the opposing party's carrier bar and
Barrier assembly in stopper slot, be arranged to barrier assembly can only in the range of stopper slot with it where chain link rotate, stop
Component includes support block and buffer stopper, when spacing, and buffer stopper first contacts stopper slot cell wall and enters row buffering, then supports limit by support block
Position groove cell wall carries out spacing.
2. a kind of drag chain according to claim 1, it is characterised in that：The support block and buffer stopper along the rotating shaft radially
Arrangement.
3. a kind of drag chain according to claim 1, it is characterised in that：The buffer stopper includes the installation being arranged on carrier bar
Seat and the elastic buffer ring being set in mounting seat.
4. a kind of drag chain according to claim 3, it is characterised in that：The elastic buffer ring by rubber or spring glue or
TPE or SBS or TPV makes.
5. a kind of drag chain according to claim 1, it is characterised in that：Two carrier bars in adjacent two chain link in rear chain link are located at
Between two carrier bars of preceding chain link, the stopper slot is arranged on the carrier bar of rear chain link, and barrier assembly is arranged in preceding chain link
Carrier bar on.
6. a kind of drag chain according to claim 1, it is characterised in that：It is described to be provided with rotating shaft on the carrier bar of rear chain link,
It is described that the axis hole passed through for rotating shaft is provided with the carrier bar of preceding chain link.
7. a kind of drag chain according to claim 1, it is characterised in that：The length of the buffer stopper is slightly longer than the length of support block
Degree.
8. a kind of drag chain according to claim 1, it is characterised in that：The support block is provided with two, the buffer stopper
It is arranged between two support blocks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720125142.XU CN206458783U (en) | 2017-02-10 | 2017-02-10 | A kind of drag chain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720125142.XU CN206458783U (en) | 2017-02-10 | 2017-02-10 | A kind of drag chain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206458783U true CN206458783U (en) | 2017-09-01 |
Family
ID=59694461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720125142.XU Active CN206458783U (en) | 2017-02-10 | 2017-02-10 | A kind of drag chain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206458783U (en) |
-
2017
- 2017-02-10 CN CN201720125142.XU patent/CN206458783U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |