Protective drag chain structure for cable damage prevention

Abstract

The utility model discloses a protective drag chain structure for preventing a cable from being damaged, which comprises a main body chain link, one end of the main body chain link is fixedly connected with a connecting sheet I, one end of the connecting sheet I is provided with a through hole in a penetrating manner, the other end of the main body chain link is fixedly connected with a connecting sheet II, one side of the connecting sheet II is fixedly connected with a penetrating column, the tail end of the penetrating column is fixedly connected with a stud, and one end of the stud is in threaded connection with a nut. A first bevel rod is fixedly connected to the bottom end of the inner side of each body chain link, a second bevel rod is fixedly connected to the top end of the inner side of each body chain link, a first wear-resistant rubber belt is fixedly connected to one end of the outer side of each first bevel rod, a second wear-resistant rubber belt is fixedly connected to one end of the outer side of each second bevel rod, a connecting bottom plate is fixedly connected to the bottom end of each body chain link, and a connecting cover plate is hinged to the top end of each body chain link. The first wear-resistant rubber belt and the second wear-resistant rubber belt which are connected through the first bevel rod and the second bevel rod are matched with the shell of the main body chain link to form a closed protection structure, and damage caused by the fact that an internal cable protrudes out of the structure and rubs against the ground or an external structure when the cable is bent is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to a protection type tow chain structure for cable damage prevention belongs to tow chain equipment technical field. BACKGROUND

[0002] Tow chain, also known as wire and cable protection tow chain, is a device for binding cable or wire or air pressure pipe and oil pressure pipe to facilitate its rotation and movement, which is composed of a series of interconnected chain links into a bendable structure, following the movement trajectory of the equipment during movement, preventing the cable from being damaged due to stretching, twisting or abrasion, and widely used in automation equipment and machinery.

[0003] The existing Chinese patent document CN218761156U discloses a cable tow chain, which comprises a plurality of chain links connected to each other, the chain link comprises two opposite side portions, one end of the side portion forms a clamping portion; a cover plate is erected between the two side portions, the end portion of the cover plate is laterally bent to form a clamping jaw cooperating with the clamping portion, the top end of the clamping jaw is spaced apart from the wall portion adjacent to the clamping portion of the side portion, thereby forming a groove between the top end and the wall portion for disassembling the cover plate; the utility model realizes the cooperation of the cover plate and the side portion of the chain link through the cooperation of the clamping jaw and the clamping portion, and a groove for disassembling the cover plate is generated on the side portion of the chain link, making the disassembly of the cover plate more simple and direct, and avoiding the generation of useless grooves when the cover plate cooperates with the chain link, which misleads the normal disassembly operation, thereby reducing the damage to the cover plate caused by misoperation and improving the correctness of disassembly; but the cable tow chain still has the following problems: the bending portion between each chain link is not provided with a wrapping structure, when the whole tow chain is bent, the internal cable may be directly exposed and pushed out of the chain link, and the cable protruding from the chain link is directly dragged on the ground, which is easy to cause friction damage to the cable itself, the protection of the internal cable is insufficient, and the use quality of the cable is affected. UTILITY MODEL CONTENTS

[0004] The utility model aims at: in order to solve the above-mentioned cable tow chain, the bending portion between each chain link is not provided with a wrapping structure, when the whole tow chain is bent, the internal cable may be directly exposed and pushed out of the chain link, and the cable protruding from the chain link is directly dragged on the ground, which is easy to cause friction damage to the cable itself, the protection of the internal cable is insufficient, and the use quality of the cable is affected, a protection type tow chain structure for cable damage prevention is provided.

[0005] To achieve the above object, the utility model provides following technical scheme: a protection type drag chain structure for cable damage prevention, it includes: main body link, end head link one, end head link two, fixed end connecting piece and mobile end connecting piece, one end of main body link is fixedly connected with connecting piece one, one end of connecting piece one is penetrated and is provided with perforation, the other end of main body link is fixedly connected with connecting piece two, one side of connecting piece two is fixedly connected with the column that passes, the column end is fixedly connected with the stud, one end of stud is screwed with the nut, the inside bottom end of main body link is fixedly connected with the angle lever one, the inside top end of main body link is fixedly connected with the angle lever two, one end of the outside of angle lever one is fixedly connected with wear -resisting rubber band one, one end of the outside of angle lever two is fixedly connected with wear -resisting rubber band two, the bottom end of main body link is fixedly connected with connecting bottom plate, the top end of main body link is hingedly connected with connecting cover plate, the end of connecting cover plate is fixedly connected with clamping strip, the inside top end of main body link is provided with the slot, one end in the slot is fixedly connected with rubber blocking strip.

[0006] As the utility model further scheme: the main body link is by two groups of symmetrical fixedly connected through connecting bottom plate side plate, and one end of connecting cover plate is hingedly connected with one group of side plate top, and through clamping strip, card slot and rubber blocking strip structure makes its other end with another group of side plate clamping fixed.

[0007] As the utility model further scheme: the side plate of main body link includes center fixed plate and the connecting structure of connecting piece one and connecting piece two, and connecting piece one and connecting piece two are misaligned to make each group of main body link can be inserted into the head.

[0008] As the utility model further scheme: each group main body link is through the column of connecting piece two side surface and passes the perforation of connecting piece one to realize the rotary connection of adjacent link, and is fixedly connected through the screwing of nut and stud.

[0009] As the utility model further scheme: the angle lever one and angle lever two are parallel to connecting bottom plate, and each group main body link is provided with one group wear -resisting rubber band one and two groups angle lever one at bottom, and one group wear -resisting rubber band two and two groups angle lever two at top, and wear -resisting rubber band one and wear -resisting rubber band two are guided to the inside of main body link by angle lever one and angle lever two.

[0010] As the utility model further scheme: the main body link and its internal connecting structure number are provided with several groups, cooperate end head link one, end head link two, fixed end connecting piece and mobile end connecting piece and form drag chain whole, and main body link, end head link one, end head link two, fixed end connecting piece and mobile end connecting piece are connected through the same number of connecting structure.

[0011] Compared with the prior art, the utility model has the advantages that:

[0012] 1、The utility model discloses a wear -resisting rubber tape one and wear -resisting rubber tape two are connected through the angle lever one and the angle lever two, and the closed protection structure is formed with the shell of main body chain link, avoids the inside cable when bending and protruding from the structure, and the damage is produced with the ground or external structure friction;

[0013] 2、The utility model discloses a wear -resisting rubber tape one and wear -resisting rubber tape two are wrapped the angle lever one and the angle lever two one side's guiding effect and make them in the natural state all to the main body chain link inside arch, avoid the cable and the main body chain link internal structure edge direct contact, prevent the cable skin damage due to the edge repeated friction. BRIEF DESCRIPTION OF DRAWINGS

[0014] Fig. 1 It is the whole structure schematic diagram of the protection type drag chain structure of cable damage prevention of the utility model;

[0015] Fig. 2 It is the structure schematic diagram of end head chain link two in the protection type drag chain structure of cable damage prevention of the utility model;

[0016] Fig. 3 It is the structure schematic diagram of screw cover in the protection type drag chain structure of cable damage prevention of the utility model;

[0017] Fig. 4 It is the structure schematic diagram of wear -resisting rubber tape one in the protection type drag chain structure of cable damage prevention of the utility model;

[0018] Fig. 5 It is the structure schematic diagram of the enlarged view of A in the protection type drag chain structure of cable damage prevention of the utility model;

[0019] Fig. 6 It is the structure schematic diagram of wear -resisting rubber tape two in the protection type drag chain structure of cable damage prevention of the utility model.

[0020] In the drawing: 1, main body chain link;2, end head chain link one;3, end head chain link two;4, fixed end connecting piece;5, mobile end connecting piece;6, connecting piece one;7, perforation;8, connecting piece two;9, wear -resisting rubber tape one;10, screw post;11, nut;12, angle lever one;13, wear -resisting rubber tape two;14, angle lever two;

[0021] 15, wear -resisting rubber tape two;16, connecting bottom plate;17, connecting cover plate;18, clamping strip;19, clamping groove;

[0022] 20, rubber blocking strip.

[0023] 20, rubber blocking strip. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments of the present application, all the other embodiments obtained by those skilled in the art without creative work fall within the scope of the present application.

[0025] In the description of the present application, it should be noted that the directions or position relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like are the directions or position relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance. In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connecting", "setting" should be understood in a broad sense, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication between two elements inside. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances. The embodiments of the present application will be described below according to the overall structure of the present application.

[0026] With reference to Figs. 1-6 In the embodiments of the present application, a protective drag chain structure for preventing damage to cables comprises: a main chain link 1, an end chain link one 2, an end chain link two 3, a fixed end connecting piece 4 and a movable end connecting piece 5, one end of the main chain link 1 is fixedly connected with a connecting piece one 6, one end of the connecting piece one 6 penetrates a through hole 7, the other end of the main chain link 1 is fixedly connected with a connecting piece two 8, one side of the connecting piece two 8 is fixedly connected with a penetrating column 9, the end of the penetrating column 9 is fixedly connected with a threaded column 10, one end of the threaded column 10 is screwed with a nut 11, the inner bottom end of the main chain link 1 is fixedly connected with an angle rod one 12, the inner top end of the main chain link 1 is fixedly connected with an angle rod two 14, one end of the outer side of the angle rod one 12 is fixedly connected with a wear-resistant rubber belt one 13, one end of the outer side of the angle rod two 14 is fixedly connected with a wear-resistant rubber belt two 15, the bottom end of the main chain link 1 is fixedly connected with a connecting bottom plate 16, the top end of the main chain link 1 is hingedly connected with a connecting cover plate 17, the end of the connecting cover plate 17 is fixedly connected with a clamping strip 18, the inner top end of the main chain link 1 is provided with a clamping groove 19, and one end of the inner top end of the clamping groove 19 is fixedly connected with a rubber blocking strip 20.

[0027] With reference to Figs. 1-3The main chain link 1 is composed of two groups of side plates symmetrically fixed by the connecting bottom plate 16, and the connecting cover plate 17 is hingedly connected to the top end of one group of side plates at one end, and is fixedly connected to the other group of side plates at the other end through the card strip 18, the card slot 19 and the rubber blocking strip 20 structure. The side plates in the main chain link 1 include a center fixed plate and the connecting structure of the connecting piece one 6 and the connecting piece two 8. The connecting piece one 6 and the connecting piece two 8 are arranged in a staggered manner, so that each group of main chain links 1 can be inserted end to end. Each group of main chain links 1 is connected to the adjacent chain link through the through column 9 on the side of the connecting piece two 8 and the through hole 7 provided in the connecting piece one 6.

[0028] The above scheme is adopted: the main chain link 1 includes two oppositely arranged side plates, a connecting bottom plate 16 and a connecting cover plate 17 structure. The connecting cover plate 17 is hingedly connected to one group of side plates at one end, and is connected by inserting the card strip 18 at the end of the cover plate into the card slot 19 and the rubber blocking strip 20 to realize the closing and opening of the connecting cover plate 17. The end-to-end connecting structure of each group of main chain links 1 is consistent with the end-to-end connecting structure of the end chain link one 2, the end chain link two 3, the fixed end connecting piece 4 and the moving end connecting piece 5. The above structure is connected end to end to form a whole drag chain, and the structure of the screw column 10 and the nut 11 can realize the quick release operation of a single chain link between each other. The sliding gasket is provided between the nut 11 and the connecting piece one 6 to prevent the loosening of the nut 11 and the screw column 10 caused by friction.

[0029] Referring to Figs. 4-6 The corner rod one 12 and the corner rod two 14 are arranged in parallel to the connecting bottom plate 16. Each group of main chain links 1 is provided with a group of wear-resistant rubber belts one 13 at the bottom end and two groups of corner rod one 12, and a group of wear-resistant rubber belts two 15 at the top end and two groups of corner rod two 14. The wear-resistant rubber belts one 13 and the wear-resistant rubber belts two 15 are arched inward by the guidance of the corner rod one 12 and the corner rod two 14.

[0030] The above scheme is adopted: the drag chain rotating joint composed of the main chain link 1, the end chain link one 2, the end chain link two 3, the fixed end connecting piece 4 and the moving end connecting piece 5 is provided with the wear-resistant rubber belts one 13 and the wear-resistant rubber belts two 15 on the inner and outer sides of the rotating joint. The wear-resistant rubber belts one 13 and the wear-resistant rubber belts two 15 are arched inward in the natural state by the guidance of the corner rod one 12 and the corner rod two 14. The wear-resistant rubber belts one 13 and the wear-resistant rubber belts two 15 can prevent the bending of the cable from causing wear and tear during dragging. The inward arching structure also prevents the sharp edges from scratching the cable surface, and the long belt body and the elastic rubber material do not hinder the bending of any joint of the drag chain.

[0031] Referring to Figs. 1-6The main body chain link 1 and the internal connecting structure are provided with several groups, and the whole drag chain is formed by the cooperation of the end head chain link one 2, the end head chain link two 3, the fixed end connecting piece 4 and the moving end connecting piece 5, and the main body chain link 1, the end head chain link one 2, the end head chain link two 3, the fixed end connecting piece 4 and the moving end connecting piece 5 are connected in sequence through the connecting structures of the same number of specifications.

[0032] By adopting the above scheme, the whole drag chain structure is installed on the fixed end of the equipment through the fixed end connecting piece 4 and the internally preset bolt hole plate, and is installed on the mobile equipment through the moving end connecting piece 5 and the internally preset bolt hole plate.

[0033] The working principle of the utility model is as follows: in use, the main body chain link 1 comprises two oppositely arranged side plates and a connecting bottom plate 16 and a connecting cover plate 17 structure, one end of the connecting cover plate 17 is hinged to one of the side plates, and the closing and opening of the connecting cover plate 17 are realized by clamping the connecting cover plate 17 into the space between the clamping groove 19 and the rubber blocking strip 20 through the clamping strip 18 at the end of the cover plate, the head and tail connecting structures of each group of main body chain links 1 are consistent with the head and tail connecting structures of the end head chain link one 2, the end head chain link two 3, the fixed end connecting piece 4 and the moving end connecting piece 5, the head and tail of the above structure are connected to form the whole drag chain, and the fast disassembly operation of a single chain link can be realized through the structure of the stud 10 and the nut 11 between the connecting piece one 6, the sliding gasket is arranged between the nut 11 and the connecting piece one 6 to prevent the loosening of the nut 11 and the stud 10 caused by friction, the wear-resistant rubber belt one 13 and the wear-resistant rubber belt two 15 are arranged on the inner and outer sides of the rotating joint of the drag chain formed by the main body chain link 1, the end head chain link one 2, the end head chain link two 3, the fixed end connecting piece 4 and the moving end connecting piece 5, and the two are guided by the guide action of the angle rod one 12 and the angle rod two 14 to arch inward in the natural state, the wear-resistant rubber belt one 13 and the wear-resistant rubber belt two 15 can avoid the exposure of the cable at the bending part to cause abrasion during dragging, the inward arching structure also avoids the direct contact between the cable and the edge of the internal structure of the main body chain link 1, so as to avoid the scratching of the cable surface by the sharp edge, and the long belt body and the elastic rubber material also do not hinder the bending of any joint of the drag chain.

[0034] The above is only a preferred specific embodiment of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the utility model concept of the utility model within the technical range disclosed by the utility model, which should be covered in the protection scope of the utility model.

Claims

1. A protective drag chain structure for preventing cable damage, characterized in that: Include: The main chain knot (1), end chain knot one (2), end chain knot two (3), fixed end connecting piece (4) and mobile end connecting piece (5), one end of the main chain knot (1) is fixedly connected with connecting piece one (6), one end of the connecting piece one (6) is penetrated through the perforation (7) opened, the other end of the main chain knot (1) is fixedly connected with connecting piece two (8), one side of the connecting piece two (8) is fixedly connected with the penetrating column (9), the end of the penetrating column (9) is fixedly connected with the stud (10), one end of the stud (10) is screwed with the nut (11), the inside bottom end of the main chain knot (1) is fixedly connected with the angle bar one (12), the inside top end of the main chain knot (1) is fixedly connected with the angle bar two (14), one end of the outside of the angle bar one (12) is fixedly connected with the wear-resistant rubber belt one (13), one end of the outside of the angle bar two (14) is fixedly connected with the wear-resistant rubber belt two (15), the bottom end of the main chain knot (1) is fixedly connected with the connecting bottom plate (16), the top end of the main chain knot (1) is hingedly connected with the connecting cover plate (17), the end of the connecting cover plate (17) is fixedly connected with the clamping strip (18), the inside top end of the main chain knot (1) is provided with the clamping groove (19), one end of the inside of the clamping groove (19) is fixedly connected with the rubber blocking strip (20).

2. The protective cable chain structure according to claim 1, wherein The main chain knot (1) is composed of two groups of side plates which are symmetrically fixed by the connecting bottom plate (16), and one end of the connecting cover plate (17) is hingedly connected with one group of side plates, and the other end is fixedly connected with the other group of side plates through the structure of the clamping strip (18), the clamping groove (19) and the rubber blocking strip (20).

3. The protective drag chain cable structure of claim 1, wherein, The side plate in the main chain knot (1) includes a center fixed plate and a connecting structure of the connecting piece one (6) and the connecting piece two (8), and the connecting piece one (6) and the connecting piece two (8) are arranged in a staggered manner, so that each group of main chain knots (1) can be inserted end to end.

4. The protective cable chain structure according to claim 1, wherein Each group of the main chain knot (1) is connected with the adjacent chain knot through the penetrating column (9) on the side of the connecting piece two (8) penetrating the perforation (7) opened in the connecting piece one (6), and is fixedly connected through the screwing of the nut (11) and the stud (10).

5. The protective cable chain structure according to claim 1, wherein The angle bar one (12) and the angle bar two (14) are arranged parallel to the connecting bottom plate (16), and each group of main chain knots (1) is provided with a group of wear-resistant rubber belt one (13) and two groups of angle bar one (12) at the bottom end, and a group of wear-resistant rubber belt two (15) and two groups of angle bar two (14) at the top end, and the wear-resistant rubber belt one (13) and the wear-resistant rubber belt two (15) are arched towards the inside of the main chain knot (1) through the guidance of the angle bar one (12) and the angle bar two (14).

6. The protective cable chain structure according to claim 1, wherein The main chain knot (1) and its internal connecting structure are provided with several groups, which are matched with the end chain knot one (2), the end chain knot two (3), the fixed end connecting piece (4) and the mobile end connecting piece (5) to form a whole drag chain, and the main chain knot (1), the end chain knot one (2), the end chain knot two (3), the fixed end connecting piece (4) and the mobile end connecting piece (5) are connected end to end through the same number of connecting structures.

Images