CN213117304U - Drag chain mounting structure - Google Patents
Drag chain mounting structure Download PDFInfo
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- CN213117304U CN213117304U CN202021570949.2U CN202021570949U CN213117304U CN 213117304 U CN213117304 U CN 213117304U CN 202021570949 U CN202021570949 U CN 202021570949U CN 213117304 U CN213117304 U CN 213117304U
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- chain
- rotating portion
- rotating
- drag chain
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Abstract
The utility model discloses a drag chain installation structure, which comprises a plurality of chain link units, wherein each chain link unit comprises a group of chain links, two adjacent chain link units are rotationally connected with a second rotation part of another group of chain links through a first rotation part of one group of chain links, the second rotation part is lower than the first rotation part and forms a limit step between the two chain links, a limit convex edge structure is arranged on the outline side edge of the first rotation part, a limit slot structure is arranged on the limit step, the limit convex edge structure is rotationally inserted in the limit slot structure when the first rotation part is rotationally connected with the second rotation part, and the installation limit function is played for the two groups of chain links, thus the group of chain links at the outermost side can be limited from deflecting and tilting to the outside in the drag chain bending operation process, thereby preventing the two adjacent chain link units from disjointing and having poor installation stability, thereby improving the service life and the service performance of the product.
Description
Technical Field
The utility model relates to a mechanical equipment tow chain technical field, concretely relates to tow chain mounting structure.
Background
The drag chain is suitable for reciprocating motion occasions, is widely applied in the field of automation equipment such as numerical control machine tools, mechanical arms, hoisting and transporting equipment, automatic warehouses and the like, and can play a role in traction and protection of built-in cables, oil pipes, air pipes, water pipes and the like.
The existing drag chain is formed by connecting a plurality of chain links, each chain link comprises two parallel chain links and a cover plate for connecting the two chain links, the two adjacent chain links are rotationally connected together through the respective chain links, namely a rotating shaft is arranged on one chain link, and a rotating hole matched with the rotating shaft is arranged on the other chain link, so that the two adjacent chain links are rotationally connected, but because the drag chain needs to work in a frequently reciprocating motion state, the overall length of the drag chain is longer, the drag chain easily causes the outward tilting of the chain link of a local chain link in the bending operation process, the two adjacent chain links are seriously or even caused to be disjointed, the installation stability of the chain links is poor, and the product use performance is influenced.
SUMMERY OF THE UTILITY MODEL
Therefore, the to-be-solved technical problem of the utility model lies in overcoming the tow chain among the prior art and easily arousing the link joint of chain link outwards perk at crooked operation in-process, can also cause two adjacent chain links to take off one's section seriously, and installation stability is poor, influences the problem of product service performance.
In order to solve the technical problem, the utility model provides a tow chain mounting structure, including rotating a plurality of chain link units that link to each other, every the chain link unit includes a set of link joint that parallel set up relatively, the link joint includes first rotation portion and second rotation portion, and two adjacent chain link units rotate through the first rotation portion of one of them a set of link joint and connect in the second rotation portion of another set of link joint, the second rotation portion is less than first rotation portion sets up and is formed with spacing step between the two, be provided with spacing chimb structure on the profile side of first rotation portion, be provided with spacing slot structure on the spacing step, spacing chimb structure is in first rotation portion rotate connect in rotate during the second rotation portion peg graft in spacing slot structure.
As a preferable scheme, the first rotating portion and the second rotating portion are respectively arranged in an arc structure, a rotating shaft is arranged at the center of the first rotating portion, and a rotating hole matched with the rotating shaft is arranged at the center of the second rotating portion.
As a preferred scheme, the limiting slot structure is an arc slot formed on the limiting step.
Preferably, the limiting flange structure is a circular arc flange continuously or intermittently formed on the profile side of the first rotating part.
Preferably, a limiting structure for limiting the rotation angle of the two adjacent link units is arranged between the two adjacent link units.
As a preferable scheme, the limiting structure comprises an arc-shaped open slot arranged on the top surface of the second rotating part and a limiting block arranged on the bottom surface of the first rotating part, and the limiting block is suitable for being rotatably accommodated in the arc-shaped open slot.
As a preferred scheme, a radius adjusting block extending to one side of the limiting block is arranged on the limiting block.
As a preferred scheme, be provided with T shape mounting groove on the stopper, the radius regulating block include the looks adaptation joint with installation end in the T shape mounting groove.
The utility model discloses technical scheme has following advantage:
1. in the drag chain mounting structure provided by the utility model, the drag chain is formed by a plurality of chain link units which are sequentially connected in a rotating way, two adjacent chain link units are rotationally connected to the second rotating part of another group of chain links through the first rotating part of one group of chain links, thereby realizing the rotating arrangement of the two chain link units, when in assembly, the first rotating part is rotatably inserted into the limiting slot structure of the limiting step through the limiting convex edge structure on the first rotating part, the two groups of chain plates are mounted and limited, the two groups of chain plates of two adjacent chain link units are ensured to keep rotating relative to the mounting position, therefore, the outward deflection and the tilting of a group of chain plates at the outermost side can be limited in the bending running process of the drag chain, thereby prevent that two adjacent chain link units from taking place the disjointing phenomenon, installation stability is poor, reliability and security when promoting the tow chain bending operation to promote the life and the performance of product.
2. The utility model provides an among the tow chain mounting structure, rotate the rotation bending radius in order to inject two chain link units in the arc open slot through the stopper, but different according to the use place, often also different to the rotation bending radius requirement of chain link unit, therefore, through setting up the radius regulating block in stopper one side, the width of stopper has been increased in other words, the size of this kind of radius regulating block can be selected according to the demand, thereby reduce the stopper at the rotation stroke of arc open slot, make the rotation bending radius grow of two chain link units through increasing the radius regulating block, thereby play the regulating action to the turned angle of two chain link units, adjust convenient to use, satisfy user's user demand.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of a tow chain mounting structure provided by the present invention;
fig. 2 is a schematic view of the installation structure of the link unit of the present invention;
fig. 3 is a schematic perspective view of the link plate of the present invention;
fig. 4 is a bottom view of the link plate of the present invention;
FIG. 5 is a schematic view of the installation structure of the radius adjusting block of the present invention;
description of reference numerals: the method comprises the following steps of a-a chain plate, 1-a first rotating part, 11-a rotating shaft, 2-a second rotating part, 21-a rotating hole, 3-a limiting step, 4-a limiting convex edge structure, 5-a limiting slot structure, 6-an arc-shaped open slot, 7-a limiting block, 71-a T-shaped mounting groove, 8-a radius adjusting block and 81-a mounting end.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "first", "second" and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1
The present embodiment is described in detail below with reference to the accompanying drawings:
the embodiment provides a drag chain installation structure as shown in fig. 1-5, which includes a plurality of chain link units that are rotatably connected, each chain link unit includes a set of link plates a that are oppositely arranged in parallel, each link plate includes a first rotating portion 1 and a second rotating portion 2, two adjacent chain link units are rotatably connected to the second rotating portion 2 of another set of link plate through the first rotating portion 1 of one set of link plate, the second rotating portion 2 is lower than the first rotating portion 1 and is provided with a limiting step 3 therebetween, a limiting convex edge structure 4 is provided on a profile side edge of the first rotating portion 1, a limiting slot structure 5 is provided on the limiting step 3, and the limiting convex edge structure 4 is rotatably inserted into the limiting slot structure 5 when the first rotating portion 1 is rotatably connected to the second rotating portion 2.
The above embodiment is the core technical solution of this embodiment, the drag chain is formed by sequentially rotating and connecting a plurality of chain link units, two adjacent chain link units are rotatably connected to the second rotating portion of another group of chain links through the first rotating portion of one group of chain links, so as to realize the rotating arrangement of the two chain link units, when assembling, the two groups of chain links are installed and limited by the limiting convex edge structure on the first rotating portion 1 rotatably inserted into the limiting slot structure of the limiting step 3, so as to ensure that the two groups of chain links of the two adjacent chain link units keep rotating relative to the installation position, so as to prevent the outermost group of chain links from deflecting and tilting outwards in the drag chain bending operation process, thereby preventing the two adjacent chain link units from disjointing, having poor installation stability, and improving the reliability and safety of the drag chain in bending operation, thereby improving the service life and the service performance of the product.
With reference to fig. 2-4, the first rotating portion 1 and the second rotating portion 2 are respectively arranged in an arc structure, the center of the first rotating portion 1 is provided with a rotating shaft 11, the center of the second rotating portion 2 is provided with a rotating hole 21 matched with the rotating shaft, and the structure can connect the first rotating portion of one group of chain plates and the second rotating portion of the other group of chain plates together through the matching of the rotating shaft and the rotating hole when two chain link units are assembled, so that the chain link units are sequentially rotated and connected.
As a preferred embodiment, spacing step 3 is the arc structure, spacing slot structure 5 is for the shaping is in convex slot on the spacing step 3, spacing chimb structure 4 is in for continuous or intermittent shaping the circular arc chimb on the profile side of first rotation portion 1, the circular arc chimb is followed circular arc slot receives when rotating the limiting displacement of circular arc slot, thereby makes first rotation portion 1 with second rotation portion 2 keeps laminating contact to rotate and connects, prevents that two link joints of interconnect from taking place the disjointing phenomenon at the rotation process, and the installation is reliable and stable.
In the embodiment, a limiting structure for limiting the rotation angle of two adjacent link units is arranged between the two adjacent link units, so that the maximum bending radius of the drag chain can be limited. As a specific structure setting, as shown in fig. 3-5, the limiting structure includes an arc-shaped open slot 6 disposed on the top surface of the second rotating portion 2 and a limiting block 7 disposed on the bottom surface of the first rotating portion 1, the limiting block 7 is suitable for being rotatably received in the arc-shaped open slot 6, when the two connected link units rotate at opposite positions, the limiting block 7 contacts with a side wall of the arc-shaped open slot 6 to reach a limit rotating position, and the maximum rotating angle of the two link units is limited.
As a preferred embodiment, as shown in fig. 5, a radius adjusting block 8 extending to one side of the limiting block 7 is provided on the limiting block 7, a T-shaped mounting groove 71 is provided on the limiting block 7, the radius adjusting block 8 includes a mounting end 81 adapted to the T-shaped mounting groove, and the radius adjusting block is convenient to mount and dismount on the limiting block, and often has different requirements on the rotating bending radius of the link unit according to different use places, so that radius adjusting blocks with different sizes can be selectively mounted, and according to the above-mentioned structure, by providing the radius adjusting block 8 on one side of the limiting block 7, the width of the limiting block is increased, so as to reduce the rotating stroke of the limiting block 7 in the arc-shaped opening groove 6, and increase the rotating bending radius of two link units by increasing the radius adjusting block, thereby play the regulation effect to the turned angle of two chain link units, adjust convenient to use, satisfy user's multiple user demand.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.
Claims (8)
1. The utility model provides a tow chain mounting structure, includes a plurality of chain link units that rotate and link to each other, every the chain link unit includes a set of link joint (a) of parallel relative setting, the link joint includes first rotation portion (1) and second rotation portion (2), and two adjacent chain link units rotate through first rotation portion (1) of one of them a set of link joint and connect on second rotation portion (2) of another set of link joint, its characterized in that: the second rotating portion (2) is lower than the first rotating portion (1) and is provided with a limiting step (3) between the first rotating portion and the second rotating portion, a limiting convex edge structure (4) is arranged on the side edge of the outline of the first rotating portion (1), a limiting slot structure (5) is arranged on the limiting step (3), and the limiting convex edge structure (4) is rotatably connected to the second rotating portion (2) through the first rotating portion (1) and is rotatably inserted into the limiting slot structure (5).
2. A drag chain mounting structure according to claim 1, wherein: first rotation portion (1) and second rotation portion (2) are the circular arc structure setting respectively, the center of first rotation portion (1) is provided with pivot (11), the center of second rotation portion (2) be provided with pivot complex changes hole (21).
3. A drag chain mounting structure according to claim 2, wherein: the limiting slot structure (5) is an arc-shaped slot formed in the limiting step (3).
4. A drag chain mounting structure according to claim 3, wherein: the limiting convex edge structure (4) is an arc convex edge which is continuously or discontinuously formed on the side edge of the outline of the first rotating part (1).
5. A drag chain mounting structure according to any one of claims 1 to 4, wherein: and a limiting structure for limiting the rotation angle of the two chain link units is arranged between the two adjacent chain link units.
6. A drag chain mounting structure according to claim 5, wherein: the limiting structure comprises an arc-shaped open slot (6) and a limiting block (7), the arc-shaped open slot (6) is formed in the top surface of the second rotating portion (2), the limiting block (7) is arranged on the bottom surface of the first rotating portion (1), and the limiting block (7) is suitable for being rotatably accommodated in the arc-shaped open slot (6).
7. A drag chain mounting structure according to claim 6, wherein: and the limiting block (7) is provided with a radius adjusting block (8) extending to one side of the limiting block (7).
8. A drag chain mounting structure according to claim 7, wherein: the limiting block (7) is provided with a T-shaped mounting groove (71), and the radius adjusting block (8) comprises a mounting end (81) which is matched with the clamping connection in the T-shaped mounting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021570949.2U CN213117304U (en) | 2020-07-30 | 2020-07-30 | Drag chain mounting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021570949.2U CN213117304U (en) | 2020-07-30 | 2020-07-30 | Drag chain mounting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213117304U true CN213117304U (en) | 2021-05-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021570949.2U Active CN213117304U (en) | 2020-07-30 | 2020-07-30 | Drag chain mounting structure |
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| CN (1) | CN213117304U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114962551A (en) * | 2022-05-30 | 2022-08-30 | 浙江永驰科技有限公司 | Anti-disengagement drag chain link group with long service life |
-
2020
- 2020-07-30 CN CN202021570949.2U patent/CN213117304U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114962551A (en) * | 2022-05-30 | 2022-08-30 | 浙江永驰科技有限公司 | Anti-disengagement drag chain link group with long service life |
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