CN204186881U - Noiseless drag chain - Google Patents
Noiseless drag chain Download PDFInfo
- Publication number
- CN204186881U CN204186881U CN201420562447.3U CN201420562447U CN204186881U CN 204186881 U CN204186881 U CN 204186881U CN 201420562447 U CN201420562447 U CN 201420562447U CN 204186881 U CN204186881 U CN 204186881U
- Authority
- CN
- China
- Prior art keywords
- cover plate
- lateral plate
- connection strap
- noiseless
- groove
- 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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- 229920003023 plastic Polymers 0.000 claims abstract description 7
- 239000004033 plastic Substances 0.000 claims abstract description 7
- 230000007935 neutral effect Effects 0.000 abstract description 4
- 230000002262 irrigation Effects 0.000 abstract 1
- 238000003973 irrigation Methods 0.000 abstract 1
- 238000005452 bending Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000006073 displacement reaction Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Electric Cable Arrangement Between Relatively Moving Parts (AREA)
Abstract
The utility model discloses a kind of Noiseless drag chain, aim to provide one and do not allow caducous Noiseless drag chain, its drip irrigation device is the boss that the second side of a described lateral plate is provided with that cross section is parallelepiped, first side of this lateral plate is provided with the Ka Gou for installing connection strap, this Ka Gou is provided with the through hole always passing to the second side at the over center position, Ka Gou and through hole joint circumference arrange convex edge, second side of adjacent side panels being then provided with cross section is trapezoidal boss, the limit of this trapezoidal waist and parallelepiped is inconsistent, first center side position of this adjacent side panels is provided with two shrinkage pools, described connection strap is that plastics are rectangular, these rectangular two ends and neutral position are respectively equipped with the post block that a diameter is greater than rectangular thickness, this post block being located at rectangular neutral position is provided with the annular groove matched with convex edge.
Description
Technical field
The utility model relates to a kind of chain being mainly used in transmission, and more particularly, it relates to a kind of drag chain.
Background technique
Drag chain is suitable for use in reciprocating occasion, can play traction and protective action to built-in cable, oil pipe, tracheae, water pipe etc.
Along with the mouth of industrial automation process is fast increasingly, drag chain is used widely in increasing automation equipment.Have a large amount of distributions, pipe arrangement to need to be protected in automation equipment, make it run in stable, safe working environment, drag chain is applied widely in the technical field such as lathe, mechanical arm.
At present, (notification number is that the Chinese patent of CN201575106 discloses a kind of Noiseless drag chain) on market, it comprises a kind of Noiseless drag chain and is combined into by multiple chain link, and described chain link is formed by left and right lateral plate and upper and lower cover plates grafting; Be connected by lateral plate connection strap between chain link with chain link; Described lateral plate is that X-shaped is arranged, two diagonal angles in front respectively there is a projection, another two diagonal angles overleaf respectively there is a recess, described recess is greater than projection, recess on projection on one lateral plate and another lateral plate forms matching relationship, produces the swing centered by connection strap when installment state between two lateral plates; The end face of described lateral plate and the inner side of bottom surface are respectively provided with salient point, and described cover plate is with lateral plate joint, there is the connection mouth more smaller than salient point at corresponding position with salient point; There is C shape connection mouth the both sides of described lateral plate; Described connection strap is dumbbell shaped, matches with C shape connection mouth in end, and forms the annexation with adjacent two lateral plates.
This Noiseless drag chain, although drag chain noise operationally can be reduced, but two lateral plates are only connected by C shape connection mouth and dumbbell shaped connection strap, in long-term machinery moves repeatedly, due to the vibration between chain link, extruding, easily make this connection strap come off from connection mouth; In addition, this connection strap and lateral plate only frictionally are conflicted and are linked together, and by machinery, connection strap is pressed into lateral plate during assembling, whether conflict pressure enough cannot be measured, and the product therefore produced exists the danger that connecting sheet comes off.
Model utility content
For the deficiency that prior art exists, the purpose of this utility model is to provide one not allow caducous Noiseless drag chain.
For achieving the above object, the utility model provides following technological scheme:
A kind of Noiseless drag chain, be combined into by multiple chain link, described chain link is formed by left and right lateral plate and upper and lower cover plates grafting, connection strap is connected with between chain link and chain link, left and right lateral plate is divided into the second side towards the first side of cover plate with cover plate dorsad, second diagonal angle, side two is respectively equipped with a projection, another two diagonal angles of the first side are respectively equipped with a recess, projection on any chain link coordinates with the recess slippage in adjacent link, first side of described lateral plate is provided with the Ka Gou for installing connection strap, this Ka Gou is provided with several through through holes to the second side, Ka Gou and through hole joint circumference arrange convex edge, described connection strap is that plastics are rectangular, this rectangular post block being provided with several and being connected with through hole interference, this post block is provided with the annular groove with convex edge phase clamping.
By adopting technique scheme, for connection strap is installed Ka Gou set on the second side, when making connection strap distortion, restriction connection strap produces the length of distortion, thus reach the distortion resistance increasing connection strap, connection strap is provided with post block, through hole is embedded by post block, make post block and through hole interference fit, two adjacent lateral plates are fixedly connected with, and be provided with the installation strength that some through holes help increase connection strap and lateral plate, and matched with annular groove set on connection strap by convex edge, prevent connection strap from coming off further.
The utility model is set to further: described upper cover plate is cross section is trapezoid shaped plastics long slabs, described upper cover plate comprises the first side wall and the second sidewall, the first side wall is face, place, upper base, second sidewall is face, place, bottom, the first side wall is provided with a draw-in groove near port, the perforate that one runs through the first side wall and the second sidewall is provided with in this draw-in groove, the madial wall of draw-in groove is provided with stiffening rib, and this stiffening rib is connected with the second sidewall one, the two ends of this upper cover plate are symmetrically arranged with identical structure, lower cover plate is identical with upper cover plate structure, described lateral plate is provided with and this draw-in groove position, the buckle structure that size is suitable, this buckle structure is also provided with and position of opening, the lug that size is suitable, described lug and perforate adopt interference fit to be connected.
By adopting technique scheme, trapezoidal bottom is utilized to be greater than the structure on base, draw-in groove is offered on upper base, draw-in groove mouth is arranged on upper base, draw-in groove is inner for providing embedded space to the interface arrangment on lateral plate, by this interface arrangment, make in mechanical reciprocation, small displacement can be there is in cover plate relative to link, the design of draw-in groove makes this small displacement be increased to a certain degree and is then subject to spatial constraints, and cannot continue again skew, therefore clamp cover plate and lateral plate without the need to larger magnitude of interference, and cover plate all the better difficulty come off; Arranged by the stiffening rib of draw-in groove inwall, avoid cover plate repeatedly cause the frosting distortion near perforate in installing/dismounting again and affect assembling intensity, make cover plate not yielding; Cover plate two ends be symmetrical arranged make easy for installation, without the need to the structure one_to_one corresponding on cover plate and carrier bar is got up.
The utility model is set to further: described patch ends is arranged near recess.
By adopting technique scheme, when assembling, when two lateral plates are fitted together, lateral plate is restricted at bending direction, but perpendicular to not restricted on this bending direction, because lateral plate is just by rotating loading towards this direction, therefore after mounting, give lateral plate and install cover plate, cover plate is had, and the boss of conflicting in embedding recess rotates and goes out, thus prevents mounted lateral plate from coming off.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the utility model Noiseless drag chain embodiment;
Fig. 2 is the erection drawing of lateral plate;
Fig. 3 is the second lateral plate schematic diagram;
Fig. 4 is the first lateral plate schematic diagram;
Fig. 5 is the schematic diagram of cover plate;
Fig. 6 is the schematic diagram of connection strap;
Reference character: 1, chain link; 2, lateral plate group; 21, projection; 22, recess; 23, Ka Gou; 24, through hole; 25, convex edge; 26, shrinkage pool; 27, the first lateral plate; 28, the second lateral plate; 3, cover plate; 31, draw-in groove; 32, perforate; 33, stiffening rib; 34, lug; 4, connection strap; 41, post block.
Embodiment
Referring to figs. 1 through Fig. 6, the utility model Noiseless drag chain embodiment is described further.
A kind of Noiseless drag chain, be combined into by multiple chain link 1, described chain link 1 is formed by left and right lateral plate group 2 and upper and lower cover plates 3 grafting, connection strap 4 is connected with between chain link 1 and chain link 1, described lateral plate group 2 has the first lateral plate 27 and the second lateral plate 28 groups 2 one-tenth, each lateral plate is divided into the second side towards the first side of cover plate 3 with cover plate 3 dorsad, second diagonal angle, side two is respectively equipped with a projection 21, another two diagonal angles of the first side are respectively equipped with a recess 22, projection 21 on any chain link 1 coordinates with recess 22 slippage in adjacent link 1, second side of the first lateral plate 27 in described lateral plate group 2 is provided with the boss that cross section is parallelepiped, first side of this lateral plate is provided with one for installing the card ditch 23 of connection strap 4, this card ditch 23 is provided with the through hole 24 always passing to the second side, card ditch 23 and through hole 24 joint circumference arrange convex edge 25, it is trapezoidal boss that second side of the second lateral plate 28 in this lateral plate group 2 is then provided with cross section, the limit of this trapezoidal waist and parallelepiped is inconsistent, first center side position of this lateral plate is provided with two shrinkage pools 26, described connection strap 4 is that plastics are rectangular, cross section is preferably rectangle, these rectangular two ends and neutral position are respectively equipped with the post block 41 that a diameter is greater than rectangular thickness, this post block 41 can be cylindrical body, prism, be preferably cylindrical body herein, the post block 41 at rectangular two ends is suitable and both interference fit with shrinkage pool 26, post block 41 and through hole 24 interference fit in this rectangular neutral position, and on this post block 41, be provided with the annular groove matched with convex edge 25.
Connection strap 4 is provided with post block 41, embeds through hole 24 by post block 41, makes post block 41 and through hole 24 interference fit, is fixedly connected with by two adjacent lateral plates, and is matched with annular groove set on connection strap 4 by convex edge 25, prevents connection strap 4 from coming off further; By arranging boss that cross section is parallelepiped and cross section is trapezoidal boss, when drag chain is not distorted, the lower side of parallelepiped is parallel with trapezoidal waist, when drag chain bends to ultimate state, the upper side edge of parallelepiped is parallel with trapezoidal waist, and therefore this structure further limit the bending extreme angles of drag chain adjacent link 1.
Described upper cover plate 3 for cross section be trapezoid shaped plastics long slabs, described upper cover plate 3 comprises the first side wall and the second sidewall, the first side wall is face, place, upper base, second sidewall is face, place, bottom, the first side wall is provided with a draw-in groove 31 near port, the perforate 32 that one runs through the first side wall and the second sidewall is provided with in this draw-in groove 31, the madial wall of draw-in groove 31 is provided with stiffening rib 33, and this stiffening rib 33 is connected with the second sidewall one, the two ends of this upper cover plate 3 are symmetrically arranged with identical structure, lower cover plate 3 is identical with upper cover plate 3 structure, described lateral plate is provided with and this draw-in groove 31 position, the buckle structure that size is suitable, this buckle structure is also provided with and perforate 32 position, the lug 34 that size is suitable, described lug 34 adopts interference fit to be connected with perforate 32.
Trapezoidal bottom is utilized to be greater than the structure on base, upper base is offered draw-in groove 31, draw-in groove 31 mouthfuls is arranged on upper base, draw-in groove 31 is inner for providing embedded space to the interface arrangment on lateral plate, by this interface arrangment, make in mechanical reciprocation, small displacement can be there is in cover plate 3 relative to link, the design of draw-in groove 31 makes this small displacement be increased to a certain degree and is then subject to spatial constraints, and skew cannot be continued again, therefore clamp cover plate 3 and lateral plate without the need to larger magnitude of interference, and cover plate 3 all the better difficulty come off; Arranged by the stiffening rib 33 of draw-in groove 31 inwall, avoid cover plate 3 repeatedly cause the frosting distortion near perforate 32 in installing/dismounting again and affect assembling intensity, make cover plate 3 not yielding; Cover plate 3 two ends be symmetrical arranged make easy for installation, without the need to cover plate 3 and the structure one_to_one corresponding on carrier bar are got up.
Described cover plate 3 end is arranged near recess 22.
When assembling, when two lateral plate groups 2 are fitted together, lateral plate is restricted at bending direction, but perpendicular to not restricted on this bending direction, because lateral plate by rotate loading towards this direction, therefore after mounting, gives lateral plate and installs cover plate 3 just, make cover plate 3 limit lateral plate to rotate, prevent mounted lateral plate from coming off.
When a lateral plate group 2 is assembled, the through hole 24 first the post block 41 on connection strap 4 central position being aimed at the second lateral plate 28 inserts, is seated, make connection strap 4 be embedded in card ditch 23 simultaneously, then the post block 41 of this connection strap 4 one end embeds the shrinkage pool 26 in the first lateral plate 27, at this moment, make the boss of the first lateral plate 27 side, the recess 22 accessing recess 22, first lateral plate 27 this side adjacent with the second lateral plate 28 coordinates the projection 21 that the second lateral plate 28 is adjacent, after a lateral plate group 2 has been assembled, another recess 22 of the first lateral plate 27 in adjacent side panels group 2 is embedded with the post block 41 of connection strap 4 the other end of this lateral plate group 2, this two lateral plates group 2 is also connected with recess 22 by the projection 21 of self, finally, two perforates 32 set on cover plate 3 are aligned with two lugs 34 on lateral plate, the trapezoidal upper base that cover plate 3 cross section is is towards lateral plate, by extruding, cover plate 3 and lateral plate are assembled together, perforate 32 now on cover plate 3 and lug 34 sliding connection on lateral plate, buckle on lateral plate snaps in draw-in groove 31 set on cover plate 3, restriction cover plate 3 comes off.
The above is only preferred implementation of the present utility model, protection domain of the present utility model be not only confined to above-described embodiment, and all technological schemes belonged under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (3)
1. a Noiseless drag chain, be combined into by multiple chain link, described chain link is by left and right lateral plate and upper, lower cover plate grafting forms, connection strap is connected with between chain link and chain link, left and right lateral plate is divided into the second side towards the first side of cover plate with cover plate dorsad, second diagonal angle, side two is respectively equipped with a projection, another two diagonal angles of the first side are respectively equipped with a recess, projection on any chain link coordinates with the recess slippage in adjacent link, it is characterized in that: the first side of described lateral plate is provided with the Ka Gou for installing connection strap, this Ka Gou is provided with several through through holes to the second side, Ka Gou and through hole joint circumference arrange convex edge, described connection strap is that plastics are rectangular, this rectangular post block being provided with several and being connected with through hole interference, this post block is provided with the annular groove with convex edge phase clamping.
2. Noiseless drag chain according to claim 1, it is characterized in that: described upper cover plate is cross section is trapezoid shaped plastics long slabs, described upper cover plate comprises the first side wall and the second sidewall, the first side wall is face, place, upper base, second sidewall is face, place, bottom, the first side wall is provided with a draw-in groove near port, the perforate that one runs through the first side wall and the second sidewall is provided with in this draw-in groove, the madial wall of draw-in groove is provided with stiffening rib, and this stiffening rib is connected with the second sidewall one, the two ends of this upper cover plate are symmetrically arranged with identical structure, lower cover plate is identical with upper cover plate structure, described lateral plate is provided with and this draw-in groove position, the buckle structure that size is suitable, this buckle structure is also provided with and position of opening, the lug that size is suitable, described lug and perforate adopt interference fit to be connected.
3. Noiseless drag chain according to claim 1 and 2, is characterized in that: described upper and lower patch ends is all arranged near recess.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420562447.3U CN204186881U (en) | 2014-09-28 | 2014-09-28 | Noiseless drag chain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420562447.3U CN204186881U (en) | 2014-09-28 | 2014-09-28 | Noiseless drag chain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204186881U true CN204186881U (en) | 2015-03-04 |
Family
ID=52618888
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420562447.3U Active CN204186881U (en) | 2014-09-28 | 2014-09-28 | Noiseless drag chain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204186881U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107101043A (en) * | 2017-05-26 | 2017-08-29 | 绵阳伦奇机器人有限公司 | A kind of three-dimensional drag chain fixed seat |
| CN111139534A (en) * | 2020-02-24 | 2020-05-12 | 中国农业科学院麻类研究所 | Improved ramie decorticating device |
-
2014
- 2014-09-28 CN CN201420562447.3U patent/CN204186881U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107101043A (en) * | 2017-05-26 | 2017-08-29 | 绵阳伦奇机器人有限公司 | A kind of three-dimensional drag chain fixed seat |
| CN107101043B (en) * | 2017-05-26 | 2024-01-30 | 易格斯(上海)拖链系统有限公司 | Three-dimensional drag chain fixing base |
| CN111139534A (en) * | 2020-02-24 | 2020-05-12 | 中国农业科学院麻类研究所 | Improved ramie decorticating device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| IP01 | Partial invalidation of patent right |
Commission number: 5W109907 Conclusion of examination: Declare claim 1 of utility model 201420562447.3 invalid, and maintain the patent validity on the basis of claim 2 and 3. Decision date of declaring invalidation: 20160627 Decision number of declaring invalidation: 29365 Denomination of utility model: Noiseless drag chain Granted publication date: 20150304 Patentee: ZHEJIANG JINFULONG MACHINE TOOL ACCESSORIES Co.,Ltd. |
|
| IP01 | Partial invalidation of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210922 Address after: No. 50, Huancheng North Road, Fengxian District, Shanghai 201401 Patentee after: Igus (Shanghai) towline System Co.,Ltd. Address before: 325603 No. 68, Shahong Road, beibaixiang Town, Leqing City, Wenzhou City, Zhejiang Province Patentee before: ZHEJIANG JINFULONG MACHINE TOOL ACCESSORIES Co.,Ltd. |
|
| TR01 | Transfer of patent right |