Lifting belt protective sleeve structure for pipe piece lifting

Abstract

The utility model relates to the field of protective sleeve structures, in particular to a sling protective sleeve structure for hoisting segments. The protective sleeve comprises a protective sleeve component, a containing cavity is formed in the protective sleeve component, and a protective shell is arranged on the protective sleeve component. The connecting piece is detachably arranged at one end of the protective sleeve component, the connecting piece is provided with a connecting pipe, and first anti-skid stripes are distributed on the outer wall of the connecting pipe. According to the sling protective sleeve structure for segment hoisting, through first anti-skid stripes arranged on the outer wall of the connecting pipe and second anti-skid stripes arranged on the outer wall of the locking cap, the friction force between the connecting piece and the outer wall of the locking component is increased, the connecting piece and the locking component can be conveniently connected in a threaded mode, and when the locking cap is screwed, through an arranged limiting block, the locking cap can be conveniently screwed; the steel wire rope is clamped and fixed, so that the steel wire rope is fixedly installed in the protection shell, the sling protection sleeve can be prevented from slipping off from the sling, and the stability of the sling protection sleeve is improved.

Description

Technical Field

[0001] The utility model relates to the field of protective cover structures, in particular to a sling protective cover structure used for pipe segment hoisting. Background Art

[0002] The segment is the permanent lining structure of the shield tunnel. The success of the segment design is directly related to the quality and life of the shield tunnel. The cross-section of the shield tunnel is generally circular, and the single-layer reinforced concrete segment is one of the most commonly used lining structures of the shield tunnel. The segments need to be transported with slings, and ordinary slings are easily worn during transportation, resulting in a decrease in the service life of the slings.

[0003] Application No. 202222178774.6 discloses a lifting sling anti-cut protective cover for protecting the lifting sling; it includes a protective cover wrapped around the outside of the lifting sling and a binding belt fixedly connected to the protective cover; the protective cover is a rectangular sheet structure, and the number of the binding belts is two; they are arranged on both sides of the same surface of the protective cover; the binding belt and the protective cover are both made of polytetrafluoroethylene or nitrile rubber material; a plurality of buckles are provided at one end of the binding belt; a plurality of buckle holes are provided at the other end of the binding belt; the buckle is a hollow cylinder; one end of the buckle is bonded to the binding belt.

[0004] The protective cover structure in the above-mentioned comparative documents is difficult to fix between the sling and the protective cover, and the protective cover is easy to slip off the sling, resulting in failure to protect the sling. In view of the above situation, we have introduced a sling protective cover structure for segment lifting. Utility Model Content

[0005] The utility model aims to provide a sling protective cover structure for pipe segment lifting, so as to solve the problem that the sling and the protective cover are difficult to fix, and the protective cover easily slips off the sling, resulting in failure to protect the sling.

[0006] The technical solution of the utility model is: a sling protective cover structure for pipe segment hoisting, which comprises

[0007] A protective cover component, wherein the protective cover component has an accommodating cavity inside and a protective shell is disposed on the protective cover component;

[0008] A connecting piece, the connecting piece is detachably arranged at one end of the protective cover component, the connecting piece is provided with a connecting pipe, and the outer wall of the connecting pipe is provided with a first anti-slip stripe;

[0009] A locking member, which is detachably arranged at one end of the connecting member, and is provided with a locking cap, and an outer wall of the locking cap is provided with a second anti-slip stripe;

[0010] The sling component is fixedly connected to the inside of the protective cover component. The sling component is provided with a steel wire rope, and the steel wire rope runs through the protective shell.

[0011] As a further solution of the utility model: a fixing block is fixedly connected to one end of the protection shell, a groove is symmetrically provided on one side of the fixing block, and a first external thread section is fixedly connected to one end of the fixing block.

[0012] As a further solution of the utility model: a second external thread section is fixedly connected to one side of the connecting pipe, one end of the second external thread section is fixedly connected to a limiting block, a through hole is provided inside the connecting pipe, and a first internal thread section is arranged inside one end of the connecting pipe.

[0013] As a further solution of the utility model: the locking cap has a through hole inside, a second internal thread section is arranged inside one end of the locking cap, and a flexible gasket is detachably arranged between the locking cap and the connecting pipe.

[0014] As a further solution of the utility model: the connecting piece and the locking member are symmetrically arranged at both ends of the protective cover member, the first external thread segment is threadedly connected to the first internal thread segment, the second external thread segment is threadedly connected to the second internal thread segment, and the size of the connecting piece is adapted to the size of the locking member.

[0015] As a further solution of the utility model: one end of the steel wire rope is fixedly connected with a fixing nut, one end of the fixing nut is fixedly installed with a threaded screw rod, and one end of the threaded screw rod is threadedly connected with a basket bolt.

[0016] As a further solution of the utility model: the number of the basket bolts is two and they are symmetrically arranged at both ends of the protective cover component, one end of the basket bolt is threadedly connected with a lifting ring, and one end of the basket bolt arranged at the bottom of the protective cover component is threadedly connected with a lifting hook.

[0017] The utility model provides a sling protective cover structure for pipe segment hoisting through improvement, which has the following improvements and advantages compared with the prior art:

[0018] First, the utility model inserts a steel wire rope into a protective shell, and passes the steel wire rope through the protective shell, and threadably connects the first external thread section with the first internal thread section by screwing the connecting tube, and threadably connects the second internal thread section with the second external thread section by screwing the locking cap, and increases the friction between the connecting piece and the outer wall of the locking member by means of first anti-slip stripes on the outer wall of the connecting tube and second anti-slip stripes on the outer wall of the locking cap, so that the connecting piece and the locking member can be conveniently threadably connected, and when the locking cap is screwed, the steel wire rope is clamped and fixed by means of the provided limit block, so that the steel wire rope is fixedly installed inside the protective shell, and the sling protective cover can be prevented from slipping off the sling, thereby increasing the stability of the sling protective cover.

[0019] Secondly: The utility model fixes the fixing nut on one end of the wire rope and symmetrically arranges the basket bolts at both ends of the protective cover component, so that the two ends of the sling protective cover structure are detachably provided with lifting rings and hooks, so that when lifting the pipe segment, the lifting tools at both ends of the basket bolts can be flexibly switched, which is more convenient. By setting a flexible gasket between the connecting pipe and the locking cap, after the connecting pipe and the locking cap are threadedly connected, the air tightness between the connecting piece and the locking component is increased, thereby preventing foreign matter from entering the interior of the protective cover component, thereby protecting the sling from the influence of the external environment and extending the service life of the sling. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The utility model is further explained below in conjunction with the accompanying drawings and embodiments:

[0021] Figure 1 It is a schematic diagram of the main structure of the utility model;

[0022] Figure 2 It is a schematic diagram of the exploded structure of one end of the utility model;

[0023] Figure 3 It is a structural schematic diagram of the protective cover component of the utility model;

[0024] Figure 4 It is a structural schematic diagram of the connecting piece of the utility model;

[0025] Figure 5 This is a schematic structural diagram of the connector of the utility model from another angle;

[0026] Figure 6 It is a structural schematic diagram of the locking component of the utility model;

[0027] Figure 7 It is a structural schematic diagram of a sling component of the utility model.

[0028] Explanation of the accompanying drawings: 1. Protective cover component; 11. Protective shell; 12. Fixed block; 13. Groove; 14. First external thread segment; 2. Connector; 21. Connecting pipe; 22. First anti-slip stripe; 23. Limit block; 24. Second external thread segment; 25. First internal thread segment; 3. Locking component; 31. Locking cap; 32. Second anti-slip stripe; 33. Second internal thread segment; 34. Flexible washer; 4. Sling component; 41. Wire rope; 42. Fixed nut; 43. Threaded screw; 44. Basket bolt; 45. Lifting ring; 46. Lifting hook. DETAILED DESCRIPTION

[0029] The utility model is described in detail below, and the technical solutions in the embodiments of the utility model are clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0030] Embodiment 1

[0031] See also Figure 1-Figure 7 The utility model provides a technical solution: a sling protective cover structure for pipe segment lifting, which includes a protective cover component 1, the protective cover component 1 has an accommodating cavity inside, and the protective cover component 1 is provided with a protective shell 11; a connecting piece 2, the connecting piece 2 is detachably arranged at one end of the protective cover component 1, the connecting piece 2 is provided with a connecting pipe 21, and the outer wall of the connecting pipe 21 is provided with a first anti-slip stripe 22; a locking member 3, the locking member 3 is detachably arranged at one end of the connecting member 2, the locking member 3 is provided with a locking cap 31, and the outer wall of the locking cap 31 is provided with a second anti-slip stripe 32; a sling component 4, the sling component 4 is fixedly connected to the inside of the protective cover component 1, and the sling component 4 is provided with a steel wire rope 41, and the steel wire rope 41 passes through the protective shell 11.

[0032] See also Figure 1-Figure 4 A fixing block 12 is fixedly connected to one end of the protection shell 11 , a groove 13 is symmetrically provided on one side of the fixing block 12 , and a first external thread section 14 is fixedly connected to one end of the fixing block 12 .

[0033] A second external thread section 24 is fixedly connected to one side of the connecting pipe 21 , and one end of the second external thread section 24 is fixedly connected to the limiting block 23 . The connecting pipe 21 has a through hole inside, and a first internal thread section 25 is arranged inside one end of the connecting pipe 21 .

[0034] The locking cap 31 has a through hole therein, a second internal thread section 33 is disposed inside one end of the locking cap 31 , and a flexible gasket 34 is detachably disposed between the locking cap 31 and the connecting pipe 21 .

[0035] When in use, the staff first inserts the wire rope 41 into the protective shell 11, and passes the wire rope 41 through the protective shell 11, then passes the wire rope 41 through the through hole in the connecting tube 21, and passes the wire rope 41 through the through hole in the locking cap 31, and then fixes the fixing block 12 at both ends of the protective shell 11, and screws the connecting tube 21 to thread the first external thread section 14 and the first internal thread section 25, and then uses the groove 13 set on the side of the fixing block 12 to facilitate holding when installing the connector 2, and then screws the locking cap 31 to fix the first internal thread section 25. The second internal thread section 33 is threadedly connected with the second external thread section 24. The friction between the outer wall of the connecting tube 21 and the outer wall of the locking cap 31 is increased by the first anti-slip stripe 22 and the second anti-slip stripe 32. The connecting piece 2 and the locking member 3 are conveniently threadedly connected. When the locking cap 31 is screwed, the limit block 23 is provided to clamp and fix the wire rope 41, so that the wire rope 41 is fixedly installed inside the protective shell 11, which can prevent the sling protective cover from slipping off the sling and increase the stability of the sling protective cover.

[0036] Embodiment 2

[0037] See also Figure 1-Figure 7 The utility model provides a technical solution: a sling protective cover structure for pipe segment lifting, which includes a protective cover component 1, the protective cover component 1 has an accommodating cavity inside, and the protective cover component 1 is provided with a protective shell 11; a connecting piece 2, the connecting piece 2 is detachably arranged at one end of the protective cover component 1, the connecting piece 2 is provided with a connecting pipe 21, and the outer wall of the connecting pipe 21 is provided with a first anti-slip stripe 22; a locking member 3, the locking member 3 is detachably arranged at one end of the connecting member 2, the locking member 3 is provided with a locking cap 31, and the outer wall of the locking cap 31 is provided with a second anti-slip stripe 32; a sling component 4, the sling component 4 is fixedly connected to the inside of the protective cover component 1, and the sling component 4 is provided with a steel wire rope 41, and the steel wire rope 41 passes through the protective shell 11.

[0038] See also Figure 5-Figure 7 The connecting piece 2 and the locking member 3 are symmetrically arranged at both ends of the protective cover member 1, the first external thread section 14 is threadedly connected to the first internal thread section 25, the second external thread section 24 is threadedly connected to the second internal thread section 33, and the size of the connecting piece 2 is adapted to the size of the locking member 3.

[0039] One end of the steel wire rope 41 is fixedly connected with a fixing nut 42 , one end of the fixing nut 42 is fixedly installed with a threaded screw rod 43 , and one end of the threaded screw rod 43 is threadedly connected with a turnbuckle bolt 44 .

[0040] There are two turnbuckle bolts 44 symmetrically arranged at both ends of the protective cover component 1 , one end of the turnbuckle bolt 44 is threadedly connected to a lifting ring 45 , and one end of the turnbuckle bolt 44 arranged at the bottom of the protective cover component 1 is threadedly connected to a lifting hook 46 .

[0041] When in use, the fixing nut 42 is fixedly installed on one end of the wire rope 41, and the threaded screw 43 is fixedly connected to a side of the fixing nut 42, and then one end of the threaded screw 43 is threadedly connected to the basket bolt 44, and then the basket bolt 44 is symmetrically arranged at both ends of the protective cover component 1, so that the two ends of the sling protective cover structure are detachably provided with a lifting ring 45 and a lifting hook 46, so that when lifting the pipe segment, the lifting tools at both ends of the basket bolt 44 can be flexibly switched, which is relatively convenient. By setting a flexible gasket 34 between the connecting pipe 21 and the locking cap 31, after the connecting pipe 21 and the locking cap 31 are threadedly connected, the air tightness between the connecting piece 2 and the locking component 3 is increased, thereby preventing foreign matter from entering the protective cover component 1, thereby protecting the sling from the influence of the external environment and extending the service life of the sling.

[0042] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A sling protective cover structure for segment hoisting, characterized in that: It includes A protective cover component (1), wherein the protective cover component (1) has an accommodating cavity inside, and the protective cover component (1) is provided with a protective shell (11); A connecting piece (2), the connecting piece (2) being detachably arranged at one end of the protective cover component (1), the connecting piece (2) being provided with a connecting pipe (21), and the outer wall of the connecting pipe (21) being provided with a first anti-slip stripe (22); A locking member (3), the locking member (3) being detachably arranged at one end of the connecting member (2), the locking member (3) being provided with a locking cap (31), and the outer wall of the locking cap (31) being provided with a second anti-slip stripe (32); A sling component (4), the sling component (4) being fixedly connected to the inside of the protective cover component (1), the sling component (4) being provided with a steel wire rope (41), and the steel wire rope (41) passing through the protective shell (11).

2. A lifting belt protective cover structure for pipe segment lifting according to claim 1, characterized in that: One end of the protective shell (11) is fixedly connected to a fixing block (12), one side of the fixing block (12) is symmetrically provided with a groove (13), and one end of the fixing block (12) is fixedly connected to a first external thread section (14).

3. A lifting belt protective cover structure for pipe segment lifting according to claim 2, characterized in that: A second external thread segment (24) is fixedly connected to one side of the connecting pipe (21), one end of the second external thread segment (24) is fixedly connected to a limit block (23), a through hole is provided inside the connecting pipe (21), and a first internal thread segment (25) is arranged inside one end of the connecting pipe (21).

4. A lifting belt protective cover structure for pipe segment lifting according to claim 3, characterized in that: The locking cap (31) has a through hole inside, a second internal thread section (33) is arranged inside one end of the locking cap (31), and a flexible gasket (34) is detachably arranged between the locking cap (31) and the connecting pipe (21).

5. The sling protective cover structure for segment hoisting according to claim 4, characterized in that: The connecting member (2) and the locking member (3) are symmetrically arranged at two ends of the protective cover member (1); the first external thread section (14) and the first internal thread section (25) are threadedly connected, and the second external thread section (24) and the second internal thread section (33) are threadedly connected; the size of the connecting member (2) is adapted to the size of the locking member (3).

6. The sling protective cover structure for segment hoisting according to claim 1, characterized in that: One end of the steel wire rope (41) is fixedly connected to a fixing nut (42), one end of the fixing nut (42) is fixedly mounted with a threaded screw rod (43), and one end of the threaded screw rod (43) is threadedly connected to a turnbuckle bolt (44).

7. A lifting belt protective cover structure for pipe segment lifting according to claim 6, characterized in that: The number of the turnbuckle bolts (44) is two and they are symmetrically arranged at both ends of the protective cover component (1); one end of the turnbuckle bolt (44) is threadedly connected to a lifting ring (45); and one end of the turnbuckle bolt (44) arranged at the bottom of the protective cover component (1) is threadedly connected to a lifting hook (46).

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