CN218177837U

CN218177837U - Engineering machine tool hydraulic pressure pipeline loads and uses mini tow chain of high strength

Info

Publication number: CN218177837U
Application number: CN202222461464.5U
Authority: CN
Inventors: 张军营; 孙政
Original assignee: ZHEJIANG JINFULONG MACHINE TOOL ACCESSORIES CO Ltd
Current assignee: ZHEJIANG JINFULONG MACHINE TOOL ACCESSORIES CO Ltd
Priority date: 2022-09-16
Filing date: 2022-09-16
Publication date: 2022-12-30
Anticipated expiration: 2032-09-16

Abstract

The utility model provides an engineering machine tool hydraulic pressure pipeline loads and uses mini tow chain of high strength, form by the concatenation of a plurality of chain links, two adjacent chain links pass through hinge structure and link to each other, hinge structure is including the pivot hole of locating one of them chain link, and locate adjacent another chain link, with the connecting axle of pivot hole adaptation, one side of connecting axle is equipped with at least one first elastic buckle, first elastic buckle can elastic deformation insert from the one end in pivot hole, and stretch out from the other end, first elastic buckle has the buckling parts that offsets with the terminal surface lock of the pivot hole other end, thereby make two adjacent chain links difficult for throw off, the reliability is improved.

Description

Engineering machine tool hydraulic pressure pipeline loads and uses mini tow chain of high strength

Technical Field

The utility model relates to a tow chain technical field, concretely relates to mini tow chain of high strength is used in loading of engineering machine tool hydraulic pressure pipeline.

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 drag chain is formed by the concatenation of a plurality of chain links, and each chain link includes two parallel arrangement's link joint to and set up between two link joints, be used for connecting two apron of link joint, two apron are parallel arrangement from top to bottom, and the link joint includes integrated into one piece, and controls the first link plate portion and the second link plate portion that distributes, and during the installation, the second link plate portion of a chain link is articulated with the first link plate portion of another adjacent chain link. When the existing drag chain reciprocates for a long time, the first chain plate part and the second chain plate part of two adjacent chain links are easy to burst and separate, so that the drag chain needs to be maintained in a shutdown manner, and the maintenance cost is increased.

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 explodes the separation easily, leads to the defect that the maintenance cost is high to a mini tow chain of high strength is used in loading of engineering machine tool hydraulic pressure pipeline that is difficult for exploding is provided.

Therefore, the utility model provides an engineering machine tool hydraulic pressure pipeline loads and uses mini tow chain of high strength forms, adjacent two by a plurality of chain link concatenation the chain link to each other through hinge structure, hinge structure is including locating one of them the pivot hole of chain link to and locate adjacent another the chain link, with the connecting axle of pivot hole adaptation, one side of connecting axle is equipped with at least one first elastic buckle, first elastic buckle can elastic deformation follow the one end in pivot hole is inserted to stretch out from the other end, first elastic buckle have with the buckling parts that the terminal surface lock of the pivot hole other end offseted.

The end face of the other end of the rotating shaft hole is provided with an annular step which is sunken towards the inside of the chain link and is abutted against the buckling part.

Two first elastic buckles are symmetrically arranged on two sides of the connecting shaft.

And a limiting structure is arranged between every two adjacent chain links, and comprises a limiting groove arranged on one of the adjacent chain links and a limiting block arranged on the other adjacent chain link and rotatably arranged in the limiting groove.

The limiting groove is provided with catching grooves which are respectively arranged at two ends of the limiting block in the rotating direction, the catching grooves are suitable for the limiting block to insert, and the catching grooves are provided with a first surface and a second surface which are oppositely arranged, and the first surface is the inner side surface of the chain link.

The chain link includes relative parallel arrangement's first link joint and second link joint, and locates separation blade between first link joint and the second link joint, separation blade one end with the second link joint is articulated, the other end pass through buckle structure with the connection can be dismantled to first link joint, buckle structure is including locating detain the platform on the first link joint, and locate on the separation blade, with detain the second elasticity buckle that a lock is connected.

The separation blade with still be equipped with the joint structure between the first link joint, the joint structure is including locating detain the bench draw-in groove, and locate on the separation blade, with draw-in groove adaptation connection's fixture block.

The tow chain is the U type setting, its upper and lower both ends still be equipped with respectively with first joint and the second that the chain link links to each other connect, the top that first connects is equipped with and is higher than adjacent the first boss that the chain link set up, the bottom that the second connects is equipped with the second boss that is less than the chain link setting.

The utility model discloses technical scheme has following advantage:

1. the utility model provides a tow chain, the first elastic buckle in one side of connecting axle, when two adjacent chain links assemble, the first elastic buckle of one of them chain link can elastic deformation insert from the one end in another chain link pivot hole to stretch out from the other end, first elastic buckle has the buckling parts that offsets with the terminal surface lock of the pivot hole other end, thereby makes two adjacent chain links be difficult for throwing off, has improved the reliability.

2. The utility model provides a tow chain, spacing groove have the catching groove of branch locating stopper rotation direction both ends, and the catching groove is suitable for and supplies the stopper to insert to prevent that two adjacent chain links from throw off, further strengthen load performance and built on stilts length performance, strengthened structural strength again.

3. The utility model provides a tow chain still is equipped with the joint structure between separation blade and the first link joint, and the joint structure is including locating the draw-in groove of detaining the bench to and locate on the separation blade, with draw-in groove adapter connection's fixture block, through setting up the joint structure, can make separation blade and first link joint assembly more firm, be difficult for under the high load condition throw off.

4. The utility model provides a tow chain, the top of first joint are equipped with the first boss that is higher than adjacent chain link setting, and the bottom that the second connects is equipped with the second boss that is less than the chain link setting, can make to have certain clearance between chain link and the mounting platform like this, effectively reduce because of the mounting platform unevenness or have the influence that unusual caused the tow chain mounted position accuracy.

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 perspective view of the drag chain of the present invention;

FIG. 2 is a schematic view of the assembly of two links;

FIG. 3 is a first cross-sectional view of FIG. 2;

FIG. 4 is a perspective view of FIG. 2 with the baffle removed;

FIG. 5 is a second cross-sectional view of FIG. 2;

fig. 6 is a perspective view of the flap in an open state.

Description of the reference numerals: 1. a chain link; 2. a rotating shaft hole; 3. a connecting shaft; 4. a first elastic buckle; 5. a buckling part; 6. an annular step; 7. a limiting groove; 8. a limiting block; 9. buckling grooves; 10. a baffle plate; 11. a first side; 12. a second face; 13. a first link plate; 14. a second link plate; 15. buckling a platform; 16. a second elastic buckle; 17. a card slot; 18. a clamping block; 19. a first joint; 20. a second joint; 21. a first boss; 22. a second boss.

Detailed Description

The technical solutions of the present invention will be described more clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, 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 should 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.

Furthermore, the technical features mentioned in the different embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.

Examples

The embodiment provides a high-strength mini drag chain for loading a hydraulic pipeline of engineering machinery, which is formed by splicing a plurality of chain links 1, as shown in fig. 1, the drag chain is arranged in a U shape, and a first joint 19 and a second joint 20 which are connected with the chain links 1 are respectively arranged at the upper end and the lower end of the drag chain.

Two adjacent chain links 1 link to each other through hinge structure, as shown in fig. 2 and 3, hinge structure is including locating one of them the pivot hole 2 of chain link 1 to and locate adjacent another the chain link 1, with the connecting axle 3 of pivot hole 2 adaptation, the both sides branch of connecting axle 3 is equipped with the first elastic buckle 4 of two symmetry settings, first elastic buckle 4 can elastic deformation follow the one end of pivot hole 2 is inserted to stretch out from the other end, first elastic buckle 4 have with the buckling of the terminal surface lock of the pivot hole 2 other end offsets buckling portion 5. In this embodiment, an annular step 6 that is recessed toward the inside of the chain link 1 and abuts against the fastening portion 5 is provided on the end surface of the other end of the rotating shaft hole 2.

A limiting structure is arranged between two adjacent chain links 1, and as shown in fig. 4, the limiting structure comprises a limiting groove 7 arranged on one of the adjacent chain links 1, and a limiting block 8 arranged on the other adjacent chain link 1 and rotatably arranged in the limiting groove 7. As shown in fig. 4 and 5, the limiting groove 7 has catching grooves 9 respectively disposed at two ends of the limiting block 8 in the rotation direction, the catching grooves 9 are suitable for the limiting block 8 to be inserted into, and have a first surface 11 and a second surface 12 that are disposed opposite to each other, and the first surface 11 is an inner side surface of the link 1.

The chain link 1 comprises a first chain plate 13 and a second chain plate 14 which are arranged in parallel relatively, and a baffle plate 10 arranged between the first chain plate 13 and the second chain plate 14, one end of the baffle plate 10 is hinged to the second chain plate 14, the other end of the baffle plate is detachably connected with the first chain plate 13 through a buckling structure, as shown in fig. 5 and 6, the buckling structure comprises a buckling platform 15 arranged on the first chain plate 13, and a second elastic buckle 16 arranged on the baffle plate 10 and connected with the buckling platform 15 in a buckling mode. The separation blade 10 with still be equipped with the joint structure between the first link joint 13, the joint structure is including locating buckle the draw-in groove 17 on the platform 15, and locate on the separation blade 10, with draw-in groove 17 adaptation connection's fixture block 18.

A first joint 19 and a second joint 20, wherein the top of the first joint 19 is provided with a first boss 21 arranged higher than the adjacent chain link 1, and the bottom of the second joint 20 is provided with a second boss 22 arranged lower than the chain link 1.

The utility model provides a tow chain, the first elastic buckle 4 of one side of connecting axle 3, when two adjacent chain links 1 assemble, the first elastic buckle 4 of one of them chain link 1 can elastic deformation insert from the one end of another chain link 1 pivot hole 2 to stretch out from the other end, first elastic buckle 4 has the buckling parts 5 that offset with the terminal surface lock of the 2 other ends in pivot hole, thereby makes two adjacent chain links 1 be difficult for throwing off, has improved the reliability.

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. This need not be, nor should it be exhaustive of all embodiments. And obvious changes and modifications can be made without departing from the scope of the invention.

Claims

1. The utility model provides an engineering machine tool hydraulic pressure pipeline loads and uses mini tow chain of high strength, is formed by a plurality of chain links (1) concatenation, adjacent two chain link (1) link to each other through hinge structure, hinge structure is including locating one of them pivot hole (2) of chain link (1) to and locate adjacent another chain link (1), with connecting axle (3) of pivot hole (2) adaptation, its characterized in that, one side of connecting axle (3) is equipped with at least one first elastic buckle (4), first elastic buckle (4) can elastic deformation follow the one end of pivot hole (2) is inserted to stretch out from the other end, first elastic buckle (4) have with buckling portion (5) that the terminal surface lock of the pivot hole (2) other end offseted.

2. The mini high-strength towline for loading hydraulic pipelines in engineering machinery according to claim 1, wherein an end face of the other end of the rotating shaft hole (2) is provided with an annular step (6) which is recessed towards the inside of the chain link (1) and abuts against the buckling part (5).

3. The engineering machinery hydraulic line loading high-strength mini towline according to claim 2, characterized in that two first elastic buckles (4) are symmetrically arranged on two sides of the connecting shaft (3).

4. The engineering machinery hydraulic pipeline loading high-strength mini drag chain according to any one of claims 1-3, characterized in that a limiting structure is arranged between two adjacent chain links (1), and the limiting structure comprises a limiting groove (7) arranged on one adjacent chain link (1) and a limiting block (8) arranged on the other adjacent chain link (1) and rotatably arranged in the limiting groove (7).

5. The engineering machinery hydraulic pipeline loading high-strength mini drag chain as claimed in claim 4, wherein the limiting groove (7) has catching grooves (9) respectively formed at two ends of the limiting block (8) in the rotation direction, the catching grooves (9) are suitable for the limiting block (8) to be inserted into, and have a first surface (11) and a second surface (12) which are oppositely arranged, and the first surface (11) is an inner side surface of the chain link (1).

6. The mini towline with high strength for loading hydraulic pipelines in construction machinery according to claim 1, wherein the chain link (1) comprises a first chain plate (13) and a second chain plate (14) which are arranged in parallel, and a baffle (10) arranged between the first chain plate (13) and the second chain plate (14), one end of the baffle (10) is hinged to the second chain plate (14), the other end is detachably connected to the first chain plate (13) through a buckle structure, the buckle structure comprises a buckling platform (15) arranged on the first chain plate (13), and a second elastic buckle (16) arranged on the baffle (10) and connected with the buckling platform (15) in a buckling manner.

7. The engineering machinery hydraulic pipeline loading high-strength mini drag chain as claimed in claim 6, wherein a clamping structure is further arranged between the blocking piece (10) and the first chain plate (13), and the clamping structure comprises a clamping groove (17) arranged on the buckling table (15) and a clamping block (18) arranged on the blocking piece (10) and connected with the clamping groove (17) in an adaptive manner.

8. The mini high-strength towline for loading hydraulic pipelines of engineering machinery according to claim 1, wherein the towline is U-shaped, a first joint (19) and a second joint (20) connected with the chain links (1) are respectively arranged at the upper end and the lower end of the towline, a first boss (21) higher than that arranged adjacent to the chain links (1) is arranged at the top of the first joint (19), and a second boss (22) lower than that arranged on the chain links (1) is arranged at the bottom of the second joint (20).