CN219712203U - Anti-drop drag chain - Google Patents
Anti-drop drag chain Download PDFInfo
- Publication number
- CN219712203U CN219712203U CN202321104761.2U CN202321104761U CN219712203U CN 219712203 U CN219712203 U CN 219712203U CN 202321104761 U CN202321104761 U CN 202321104761U CN 219712203 U CN219712203 U CN 219712203U
- Authority
- CN
- China
- Prior art keywords
- limiting
- main
- piece
- single chain
- main sheet
- 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.)
- Active
Links
- 230000000670 limiting effect Effects 0.000 claims abstract description 103
- 238000006073 displacement reaction Methods 0.000 claims abstract description 12
- 230000002452 interceptive effect Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Electric Cable Arrangement Between Relatively Moving Parts (AREA)
Abstract
An anti-drop drag chain comprises a left single chain, a right single chain and a cross rod which is positioned and connected with the left single chain and the right single chain; the left single chain and the right single chain are arranged in pairs; the single chain also comprises a limiting piece used for limiting the displacement of the front main piece and the rear main piece in the inner and outer directions; the limiting piece is integrally formed in the middle of the inner side surface or the outer side surface of the main piece and extends outwards along the thickness direction of the main piece; in the assembled state, the limiting piece is positioned in the interval formed by the two main pieces; the extending end of the limiting piece of the main piece is fixedly provided with a limiting bulge for limiting the outward displacement of the main piece assembled with the limiting piece; the limiting projection extends towards the outer side of the main sheet assembled with the limiting projection and is arranged on the outer side face of the main sheet at intervals, and the projection of the limiting projection is at least partially positioned on the side face of the main sheet assembled with the limiting projection. The limiting piece in the scheme can stabilize the positions of the two main pieces in the inner and outer directions under the condition of not interfering the normal running state between the front main piece and the rear main piece, and avoids the phenomenon of disjointing and even breaking of the drag chain.
Description
Technical Field
The utility model relates to the technical field of drag chains, in particular to an anti-drop drag chain.
Background
The drag chain is generally applied to cables, oil pipes, air pipes, water pipes and air pipes of machine tools, machines and the like, and plays roles of traction and protection. The drag chain is widely used in the fields of numerical control electronic equipment, stone machinery, glass machinery, manipulators, hoisting and transporting equipment, automatic warehouses, robot arms and the like. In use, the drag chain becomes a protective shell of the pipes, outside of the pipes. Nowadays, tow chains are commonly used in the mechanical industry, and the tow chains sold in the market are various and have different design concepts, so as to aim at meeting the use requirements of different machines
The appearance of the drag chain is similar to that of a tank and a crawler belt of a tractor, and the same principle is applied. The drag chain comprises a left single chain, a right single chain and a cross rod which is connected with the left single chain and the right single chain in a positioning way; wherein, the left single chain and the right single chain are arranged in pairs, and the two structures are symmetrical. The two single chains are formed by connecting a plurality of main sheets back and forth, and all the main sheets are buckled in a ring manner to form a transmission closed loop. In the use process of the conventional drag chain, bending, overturning and other actions are often required, so that the inner and outer positions of the overlapped parts of the front main piece and the rear main piece are changed, the overlapped parts of the front main piece and the rear main piece are loosened and separated, and the drag chain is further caused to be disjointed or even broken.
Therefore, how to solve the above-mentioned drawbacks of the prior art is a subject to be studied and solved by the present utility model.
Disclosure of Invention
The utility model aims to provide an anti-drop drag chain.
In order to achieve the above purpose, the utility model adopts the following technical scheme: an anti-drop drag chain comprises a left single chain, a right single chain and a cross rod which is positioned and connected with the left single chain and the right single chain; the left single chain and the right single chain are arranged in pairs, and the two structures are symmetrical; each single chain is formed by connecting a plurality of main sheets back and forth; each main sheet is provided with a columnar bulge and a columnar hole corresponding to the columnar bulge, one of the columnar bulge and the columnar hole is integrally formed at the front end of the main sheet, and the other columnar bulge is integrally formed at the rear end of the main sheet; one of the columnar bulge and the columnar hole is positioned on the inner side of the main sheet, and the other one is positioned on the outer side of the main sheet; the two main sheets adjacent front and back are assembled and combined with the columnar holes through the columnar bulges to realize rotation connection and positioning, and the middle part of each main sheet is reserved with a mutual rotation interval;
the single chain also comprises a limiting piece used for limiting the displacement of the front main piece and the rear main piece in the inner and outer directions;
the limiting piece is integrally formed in the middle of the inner side surface or the outer side surface of the main piece and extends outwards along the thickness direction of the main piece; the limiting piece is positioned in the interval formed by the two main pieces when the front main piece and the rear main piece are adjacent in an assembled state;
the extending end of the limiting piece of the main piece is fixedly provided with a limiting bulge for limiting outward displacement of the main piece assembled with the limiting piece; the limiting protrusions extend towards the outer side of the main sheet assembled with the limiting protrusions, are arranged on the outer side face of the main sheet at intervals, and at least part of projection of the limiting protrusions is located on the side face of the main sheet assembled with the limiting protrusions.
In the scheme, the two main sheets are required to rotate mutually, so that a space which does not interfere the rotation process of the two main sheets is reserved between the two main sheets; when the two main sheets are connected, the space is formed on the inner side surface and the outer side surface of the single-chain unit when the two main sheets are taken as a single-chain unit.
In the above scheme, the spacing protruding interval is located the outside of the principal slice of equipment with it, is in order to avoid interfering the rotation of principal slice, and this spacing protruding only takes place when outside displacement at the principal slice, hinders the outside displacement of principal slice, has stabilized the position of two principal slices in inside and outside direction, avoids two principal slices inside and outside separately, leads to the tow chain to be disjointed even cracked phenomenon.
According to a further technical scheme, the limiting pieces on the single chain are arranged corresponding to the inner side or the outer side of the single chain, so that the assembly of the front main piece and the rear main piece is convenient, namely, the limiting pieces on the left single chain/the right single chain are arranged on the outer side of the single chain at the same time or on the inner side of the single chain at the same time.
Further technical scheme is equipped with a plurality of locating parts in the interval, and each locating part is arranged along the interval, and the quantity of locating part is more, and the spacing effect is better more.
According to a further technical scheme, the limiting piece further comprises a rod part; one end of the rod part is connected with the main sheet, and the other end of the rod part is connected with the limiting protrusion.
According to the technical scheme, the middle part of each main sheet is provided with an avoidance groove close to the limiting piece, when the front main sheet and the rear main sheet are required to be disassembled, the limiting piece deforms towards the avoidance groove due to external force, and the limiting protrusion releases the limitation of the main sheets assembled with the limiting piece.
According to a further technical scheme, the front end or the rear end of each main sheet is provided with an unlocking groove, and the unlocking groove is positioned on the inner side surface or the outer side surface of the main sheet; when the front main piece and the rear main piece are required to be disassembled, a screwdriver or other objects extend into the unlocking groove and act on the limiting piece, and then the screwdriver is applied to deform the limiting piece towards the avoiding groove, so that the limiting protrusion releases the limitation of the main piece assembled with the unlocking groove.
The working principle and the advantages of the utility model are as follows:
the anti-drop drag chain comprises a left single chain, a right single chain and a cross rod which is connected with the left single chain and the right single chain in a positioning way; the left single chain and the right single chain are arranged in pairs, and the two structures are symmetrical; each single chain is formed by connecting a plurality of front main pieces and rear main pieces; the front and back adjacent main sheets are rotationally connected and positioned, and a mutual rotation interval is reserved in the middle of each main sheet; each single chain also comprises a limiting piece used for limiting the displacement of the front main piece and the rear main piece in the inner and outer directions; the limiting piece is integrally formed in the middle of the inner side surface or the outer side surface of the main piece and extends outwards along the thickness direction of the main piece; the limiting piece is positioned in the interval formed by the two main pieces when the front main piece and the rear main piece are adjacent in an assembled state; the extending end of the limiting piece of each main piece is fixedly provided with a limiting bulge for limiting outward displacement of the main piece assembled with the limiting piece; the limiting projection extends towards the outer side of the main sheet assembled with the limiting projection and is arranged on the outer side face of the main sheet at intervals, and the projection of the limiting projection is at least partially positioned on the side face of the main sheet assembled with the limiting projection.
The limiting piece can stabilize the positions of the two main pieces in the inner and outer directions under the condition that the limiting piece does not interfere with the normal running state between the front main piece and the rear main piece. Because the distance between the rod part of the limiting piece and the limiting bulge is fixed, when the two main pieces are about to be far away from each other in the inner and outer directions, the two ends of the limiting piece can act on the two main pieces, so that the two main pieces can not be separated when being kept in a superposed state, and further the phenomenon that the tow chain is disjointed or even broken is avoided.
Drawings
FIG. 1 is a schematic diagram of a drag chain according to an embodiment of the present utility model (a limiting member is disposed on an outer side surface of a single chain);
FIG. 2 is a schematic diagram of a drag chain according to an embodiment of the present utility model (the limiting member is disposed on the inner side surface of the single chain);
FIG. 3 is a schematic cross-sectional view of two adjacent front and rear main sheets in an assembled state according to an embodiment of the present utility model;
FIG. 4 is a schematic structural diagram of a main sheet according to an embodiment of the present utility model;
FIG. 5 is a schematic diagram of a main sheet according to an embodiment of the present utility model;
fig. 6 is a schematic structural diagram of a main sheet according to an embodiment of the present utility model.
In the above figures: 1a, left single chain; 1b, right single chain; 2. a cross bar; 3. a master piece; 4. columnar bulges; 5. a columnar hole; 6. spacing; 7. a limiting piece; 8. a limit protrusion; 9. an avoidance groove; 10. unlocking grooves; 11. a stem.
Description of the embodiments
The utility model is further described below with reference to the accompanying drawings and examples:
examples: the present utility model will be described in detail with reference to the drawings, wherein modifications and variations are possible in light of the teachings of the present utility model, without departing from the spirit and scope of the present utility model, as will be apparent to those of skill in the art upon understanding the embodiments of the present utility model.
The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the present disclosure. Singular forms such as "a," "an," "the," and "the" are intended to include the plural forms as well, as used herein.
As used herein, "connected" or "positioned" may refer to two or more components or devices in physical contact with each other, or indirectly, or in operation or action with each other.
As used herein, the terms "comprising," "including," "having," and the like are intended to be open-ended terms, meaning including, but not limited to.
The term (terms) as used herein generally has the ordinary meaning of each term as used in this field, in this disclosure, and in the special context, unless otherwise noted. Certain terms used to describe the present disclosure are discussed below, or elsewhere in this specification, to provide additional guidance to those skilled in the art in connection with the description herein.
The terms "front", "rear", "upper", "lower", "left", "right" and the like used herein are directional terms, and are merely used to describe positional relationships among the structures in the present application, and are not intended to limit the present protection scheme and the specific direction in actual implementation.
Referring to fig. 1-6, an anti-drop drag chain comprises a left single chain 1a, a right single chain 1b and a cross rod 2 for connecting the left single chain and the right single chain in a positioning way; wherein, the left single chain 1a and the right single chain 1b are arranged in pairs, and the two structures are symmetrical.
Each single chain is formed by connecting a plurality of main sheets 3 back and forth; each main sheet 3 is provided with a columnar bulge 4 and a columnar hole 5 corresponding to the columnar bulge, one of the columnar bulge and the columnar hole is integrally formed at the front end of the main sheet 3, and the other columnar bulge is integrally formed at the rear end of the main sheet 3; one of the columnar projections 4 and the columnar holes 5 is located on the inner side of the main sheet 3, and the other is located on the outer side of the main sheet 3; the two main sheets 3 adjacent to each other in front and back are assembled and combined with the columnar holes 5 through the columnar protrusions 4 to realize rotation connection positioning, a mutual rotation interval 6 is reserved in the middle of each main sheet 3, and when the two main sheets are connected, the interval is formed on the inner side surface and the outer side surface of the single-chain unit when the two main sheets are taken as a single-chain unit.
The single chain also comprises a limiting piece 7 used for limiting the displacement of the front main piece 3 and the rear main piece 3 in the inner and outer directions; for easy installation, the limiting members 7 on the single strands are disposed corresponding to one side of the inner side (see fig. 2) or the outer side (see fig. 1) of the single strands, that is, the limiting members 7 on the left single strand 1a are disposed on the outer side of the left single strand 1a or on the inner side of the left single strand 1a, and the limiting members 7 on the right single strand 1b are disposed symmetrically with the limiting members 7 of the left single strand 1a.
The limiting piece 7 is integrally formed in the middle of the inner side surface or the outer side surface of the main piece 3 and extends outwards along the thickness direction of the main piece 3; in the assembled state, the limiting members 7 are located in the space 6 formed by the two main sheets 3.
The extending end of the limiting piece 7 of the main piece 3 is fixedly provided with a limiting bulge 8 for limiting the outward displacement of the main piece 3 assembled with the limiting piece; the limiting protrusions 8 extend towards the outer side of the main sheet 3 assembled with the limiting protrusions, are arranged on the outer side face of the main sheet 3 at intervals, wherein the outer side is the side, far away from each other, of the front main sheet and the rear main sheet, and the projection of the limiting protrusions 8 is at least partially located on the side face of the main sheet 3 assembled with the limiting protrusions. The limiting piece 7 further comprises a rod part 11; one end of the rod part 11 is connected with the main sheet 3, and the other end of the rod part 11 is connected with the limiting protrusion 8.
In order to enhance the limiting effect, a plurality of limiting members 7 may be disposed in the space 6, and each limiting member 7 is disposed along the space 6.
The middle part of each main sheet 3 is provided with an avoidance groove 9 close to the limiting piece 7. The front end or the rear end of each main sheet 3 is provided with an unlocking groove 10, and the unlocking groove 10 is positioned on the inner side surface or the outer side surface of the main sheet 3; in the assembled state, the unlocking groove 10 is arranged close to the limiting piece 7.
Compared with the prior art, the limiting piece 7 in the scheme can stabilize the positions of the two main pieces 3 in the inner and outer directions under the condition of not interfering the normal running state between the front main piece 3 and the rear main piece 3. Because the distance between the rod portion 11 of the limiting piece 7 and the limiting protrusion 8 is fixed, when the two main pieces 3 are about to be far away from each other in the inner and outer directions, two ends of the limiting piece 7 can act on the two main pieces 3, so that the two main pieces 3 can not be separated in a stacked state, and further the phenomenon that the tow chain is disjointed or even broken is avoided.
The above embodiments are provided to illustrate the technical concept and features of the present utility model and are intended to enable those skilled in the art to understand the content of the present utility model and implement the same, and are not intended to limit the scope of the present utility model. All equivalent changes or modifications made in accordance with the spirit of the present utility model should be construed to be included in the scope of the present utility model.
Claims (6)
1. An anti-drop drag chain comprises a left single chain (1 a), a right single chain (1 b) and a cross rod (2) for connecting the left single chain and the right single chain in a positioning way; wherein, left single strand (1 a) sets up with right single strand (1 b) in pairs, and both structures are symmetrical, its characterized in that:
the two single chains are formed by connecting a plurality of main sheets (3) back and forth; each main sheet (3) is provided with a columnar bulge (4) and a columnar hole (5) corresponding to the columnar bulge, one of the columnar bulge and the columnar hole is integrally formed at the front end of the main sheet (3), and the other columnar bulge is integrally formed at the rear end of the main sheet (3); one of the columnar projections (4) and the columnar holes (5) is positioned on the inner side of the main sheet (3), and the other is positioned on the outer side of the main sheet (3); two main sheets (3) adjacent to each other in front and back are assembled and combined with the columnar holes (5) through the columnar bulges (4) to realize rotation connection positioning, and a mutual rotation interval (6) is reserved in the middle of each main sheet (3);
the single chain also comprises a limiting piece (7) used for limiting the displacement of the front main piece and the rear main piece (3) in the inner and outer directions;
the limiting piece (7) is integrally formed in the middle of the inner side surface or the outer side surface of the main piece (3) and extends outwards along the thickness direction of the main piece (3); in the assembled state of the front and rear adjacent main sheets (3), the limiting piece (7) is positioned in the interval (6) formed by the two main sheets (3);
the extending end of the limiting piece (7) of the main piece (3) is fixedly provided with a limiting bulge (8) for limiting outward displacement of the main piece (3) assembled with the limiting piece; the limiting protrusions (8) extend towards the outer side of the main sheet (3) assembled with the limiting protrusions, are arranged on the outer side face of the main sheet (3) at intervals, and at least part of projection of the limiting protrusions (8) is located on the side face of the main sheet (3) assembled with the limiting protrusions.
2. The anti-slip drag chain of claim 1, wherein: each limiting piece (7) on the single chain is arranged corresponding to the inner side or the outer side of the single chain.
3. The anti-slip drag chain of claim 1, wherein: a plurality of limiting pieces (7) are arranged in the spacing (6), and each limiting piece (7) is arranged along the spacing (6).
4. The anti-slip drag chain of claim 1, wherein: the limiting piece (7) further comprises a rod part (11); one end of the rod part (11) is connected with the main sheet (3), and the other end of the rod part (11) is connected with the limiting protrusion (8).
5. The anti-slip drag chain of claim 1, wherein: the middle part of each main sheet (3) is close to the limiting piece (7) and is provided with an avoidance groove (9).
6. The anti-slip drag chain of claim 1, wherein: the front end or the rear end of each main sheet (3) is provided with an unlocking groove (10), and the unlocking groove (10) is positioned on the inner side surface or the outer side surface of the main sheet (3); when the front main sheet and the rear main sheet (3) are in an assembled state, the unlocking groove (10) is arranged close to the limiting piece (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321104761.2U CN219712203U (en) | 2023-05-09 | 2023-05-09 | Anti-drop drag chain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321104761.2U CN219712203U (en) | 2023-05-09 | 2023-05-09 | Anti-drop drag chain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219712203U true CN219712203U (en) | 2023-09-19 |
Family
ID=87983099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321104761.2U Active CN219712203U (en) | 2023-05-09 | 2023-05-09 | Anti-drop drag chain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219712203U (en) |
-
2023
- 2023-05-09 CN CN202321104761.2U patent/CN219712203U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8674222B2 (en) | Guiding and protecting device for cable and conduit | |
| EP2564680B1 (en) | Power take-off coupler counteracting axial load and equipment equipped therewith | |
| CN101994872A (en) | Cable protection and guide device | |
| JP6900525B2 (en) | Rod holding system and method | |
| CN219712203U (en) | Anti-drop drag chain | |
| JP3897352B2 (en) | Cable protection guide device | |
| JP5732379B2 (en) | Link for chain connection | |
| CN111188874A (en) | Metal drag chain | |
| JP4519715B2 (en) | Shaft structure of work device operating part | |
| CN217002900U (en) | Novel traction drag chain capable of being quickly disassembled and assembled | |
| JP6359803B2 (en) | chain | |
| CN213628698U (en) | Drag chain with self-lubricating function | |
| CN213628700U (en) | Drag chain with external threading seat | |
| CN113339457A (en) | Novel traction drag chain capable of being quickly disassembled and assembled | |
| KR100591274B1 (en) | Silent robo chain | |
| CN210713030U (en) | Pipeline protection assembly and excavator | |
| CN203319598U (en) | Protective jacket for hoisting steel structure | |
| CN212297428U (en) | Quick-release drag chain | |
| CN220850574U (en) | Plastic drag chain | |
| CN220646633U (en) | Anti-disengagement drag chain | |
| JP6061028B2 (en) | Continuously variable transmission | |
| CN110953300A (en) | Cable drag chain | |
| CN206918165U (en) | Single shaft gold-sprinkled category plate-sheet-type drag chain carrier bar | |
| CN211901457U (en) | Metal drag chain | |
| KR20190084544A (en) | Link chains for cables |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |