Straight thread steel bar mechanical connecting sleeve structure

Abstract

The utility model discloses a straight thread steel bar mechanical connection sleeve structure which comprises a sleeve, steel bars are in threaded connection with the two ends in the sleeve respectively, sleeve rings are detachably and fixedly arranged on the two steel bars in a sleeved mode respectively, and vertical rods are detachably and fixedly arranged at the tops and the bottoms of the sleeve rings through installation mechanisms respectively. A square clamping block is fixedly arranged at the end, away from the lantern ring, of the vertical rod, clamping cover mechanisms are fixedly arranged at the top and the bottom of the lantern ring correspondingly, each clamping cover mechanism comprises a clamping cover, the clamping covers are fixedly arranged on the square clamping block in a clamped mode, and elastic screw rods are arranged at the top and the bottom of the lantern ring correspondingly; the tightening screw is in threaded fit with the lantern ring, the reinforcing steel bar is abutted and fixed by screwing the tightening screw, and the problem that the reinforcing steel bar is damaged from the root of an end thread due to the fact that acting force borne by the reinforcing steel bar is too large in an existing reinforcing steel bar mechanical connection sleeve structure is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical connection of steel bars, in particular to a simple structure of a mechanical connection sleeve for straight threaded steel bars. Background Art

[0002] High-strength steel bar straight thread connection can be widely used in various directions of 1250mm diameter HRB400, HRB500 steel bars with the same and different diameters, such as horizontal, vertical and circular connections of large diameter and different diameter steel bars, connections of bent steel bars and extra-long horizontal steel bars, butt joints between two or more fixed steel bars, connections between steel structure steel columns and main bars of concrete beams, etc. It has the advantages of saving materials, no restrictions on steel bar composition, prefabrication in advance and fast construction speed.

[0003] The existing simple structure of the mechanical connection sleeve for steel bars is damaged from the root of the end thread of the steel bars due to the excessive force acting on the steel bars. Therefore, the utility model proposes a simple structure of the mechanical connection sleeve for straight thread steel bars to solve the above problem. Utility Model Content

[0004] In view of the defects of the above-mentioned prior art, the purpose of the utility model is to provide a simple structure of a straight threaded steel bar mechanical connection sleeve.

[0005] To achieve the above-mentioned purpose, the utility model provides a straight threaded steel bar mechanical connection sleeve structure, including a sleeve, wherein the two ends of the sleeve are respectively threadedly connected with steel bars, and the two steel bars are respectively detachably fixedly provided with rings, and the top and bottom of the rings are respectively detachably fixedly provided with vertical rods through mounting mechanisms, and the end of the vertical rod away from the ring is fixedly provided with a cube clamping block, and the top and bottom of the sleeve are respectively fixedly provided with a card cover mechanism, and the card cover mechanism includes a card cover, and the card cover is fixedly clamped on the cube clamping block.

[0006] Furthermore, the top and bottom of the collar are respectively provided with tension screws, the tension screws are threadably matched with the collar, and the steel bar is fixed by tightening the tension screws.

[0007] Furthermore, a stop block is provided at the bottom end of the tensioning screw rod through rotation of the rotating shaft, the stop block is provided in an arc shape, and a rubber pad is fixedly provided on one side of the stop block away from the rotating shaft.

[0008] Furthermore, a telescopic rod is fixedly provided on one side of the stop block away from the rubber pad, two telescopic rods are provided, the two telescopic rods are arranged on both sides of the rotating shaft, and one end of the telescopic rod away from the stop block is fixed to the inner wall of the ring.

[0009] Furthermore, a plurality of threaded holes are longitudinally opened on the outer wall of the tension screw, a positioning screw is arranged on the side wall of the collar, the positioning screw is threadably matched with the collar, and the positioning screw is adapted to the threaded hole.

[0010] Furthermore, the mounting mechanism comprises a mounting block, the mounting block is fixedly connected to the vertical rod, positioning screws are respectively arranged on both sides of the top of the mounting block, and the mounting block is fixedly connected to the collar via the positioning screws.

[0011] Furthermore, the card cover mechanism also includes a vertical plate, which is fixedly arranged on the outer wall of the sleeve, and longitudinal sliding grooves are respectively opened on both sides of the vertical plate, and a slider is slidably arranged in the sliding groove, a cross bar is fixedly arranged on the outer wall of the slider, and the card cover is fixedly arranged on the bottom of the cross bar away from the slider.

[0012] Furthermore, an adjusting screw is arranged on the outer side of the slider, the adjusting screw is threadably matched with the slider, and the slider is fixed by tightening the adjusting screw.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. Through the structures such as the cube block, sleeve, cover, tension screw, telescopic rod, block and rubber pad, the sleeve can be detachably fixed on the steel bar, and the position of the slider is adjusted by sliding up and down, so that the cover is fixed on the cube block, and then the slider is fixed by tightening the adjustment screw. The steel bar is connected to the sleeve for the second time through the cross bar. When the steel bar is subjected to the force, under the action of the cross bar, it can play an auxiliary role in dispersing the force, and the force will not be concentrated on the end thread root of the steel bar, which plays a protective role, and solves the problem that the steel bar is damaged from the end thread root due to the excessive force on the steel bar in the existing steel bar mechanical connection sleeve structure;

[0015] 2. Through the structures such as the tension screw, telescopic rod, support block and positioning screw, the ring is put on the steel bar, and the tension screw is tightened downward. Under the action of the rubber pad, the tension screw holds the steel bar and fixes it. Then the positioning screw is screwed into the threaded hole to fix the ring on the steel bar. The ring and the steel bar are easy to install and disassemble. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the scheme in the utility model, a brief introduction is given below to the drawings required for use in the description of the embodiments of the utility model. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 It is the front view provided by the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of the card cover mechanism provided by the utility model;

[0019] Figure 3 It is a left-side structural schematic diagram of the sleeve provided by the utility model;

[0020] Figure 4 It is an enlarged schematic diagram of part A provided by the utility model;

[0021] Figure 5 It is an enlarged schematic diagram of part B provided by the utility model;

[0022] Description of reference numerals:

[0023] 1. Ring; 2. Steel bar; 3. Positioning screw; 4. Tension screw; 5. Sleeve; 6. Installation mechanism; 61. Positioning screw; 62. Installation block; 7. Vertical rod; 8. Card cover mechanism; 81. Card cover; 82.; 83. Vertical plate; 84. Slide groove; 85. Slider; 86. Adjustment screw; 9. Cube block; 10. Threaded hole; 11. Rotating shaft; 12. Rubber pad; 13. Stop block; 14. Telescopic rod. DETAILED DESCRIPTION

[0024] The preferred embodiments of the present invention are described in detail below in conjunction with the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making a clearer and more explicit definition of the protection scope of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work belong to the scope of protection of the present invention.

[0025] The terms "including" and "having" and any variations thereof in the specification and claims of the present utility model and the above-mentioned drawings are intended to cover non-exclusive inclusions. The terms "first", "second", etc. in the specification and claims of the present utility model or the above-mentioned drawings are used to distinguish different objects rather than to describe a specific order.

[0026] See also Figure 1-5A straight threaded steel bar mechanical connection sleeve structure, comprising a sleeve 5, wherein the two ends of the sleeve 5 are respectively threadedly connected with steel bars 2, and the two steel bars 2 are respectively detachably fixedly sleeved with collars 1, and the top and bottom of the collars 1 are respectively detachably fixedly provided with vertical rods 7 through mounting mechanisms 6, and the ends of the vertical rods 7 away from the collars 1 are fixedly provided with cube clamping blocks 9, and the top and bottom of the sleeve 5 are respectively fixedly provided with card cover mechanisms 8, and the card cover mechanism 8 includes a card cover 81, and the card cover 81 is fixedly clamped on the cube clamping block 9. On the block 9, the card cover mechanism 8 also includes a vertical plate 83, which is fixedly arranged on the outer wall of the sleeve 5, and the vertical plate 83 is longitudinally provided with a slide groove 84 on both sides, and a slider 85 is slidably arranged in the slide groove 84. The outer wall of the slider 85 is fixedly provided with a cross bar 82, and the bottom of the cross bar 82 away from the slider 85 is fixedly provided with a card cover 81. The outer side of the slider 85 is provided with an adjusting screw 86, and the adjusting screw 86 is threadedly matched with the slider 85. The slider 85 is fixed by tightening the adjusting screw 86. The mounting mechanism 6 includes a mounting block 62, which is fixedly connected to the vertical rod 7. Positioning screws 61 are respectively provided on both sides of the top of the mounting block 62. The mounting block 62 is fixedly connected to the collar 1 through the positioning screws 61. Through the provided structures such as the cube block 9, the sleeve 5, the card cover 81, the tension screw 4, the telescopic rod 14, the block 13 and the rubber pad 12, the collar 1 can be detachably fixedly sleeved on the steel bar 2, and the position of the slider 85 is adjusted by sliding up and down so that the card cover 81 is fixedly clamped on the cube block 9, and then the slider 85 is fixed by tightening the adjusting screw 86. The steel bar 2 is connected to the sleeve 5 for the second time through the cross bar 82. When the steel bar is subjected to an applied force, under the action of the cross bar 82, the applied force can be dispersed to assist in dispersing the applied force, and the applied force will not be concentrated on the end thread root of the steel bar, which plays a protective role, thereby solving the problem that the steel bar is damaged from the end thread root due to the excessive applied force on the steel bar in the existing steel bar mechanical connection sleeve structure;

[0027] As an improvement of the above technical solution, the top and bottom of the collar 1 are respectively provided with a tension screw 4, the tension screw 4 is threadedly matched with the collar 1, the steel bar 2 is fixed by tightening the tension screw 4, the bottom end of the tension screw 4 is rotated by the rotating shaft 11 and a stop block 13 is arranged, the stop block 13 is arranged in an arc shape, a rubber pad 12 is fixedly arranged on the side of the stop block 13 away from the rotating shaft 11, a telescopic rod 14 is fixedly arranged on the side of the stop block 13 away from the rubber pad 12, two telescopic rods 14 are arranged, the two telescopic rods 14 are arranged on both sides of the rotating shaft 11, and one end of the telescopic rod 14 away from the stop block 13 is fixed on the collar 1, and a plurality of threaded holes 10 are longitudinally provided on the outer wall of the tension screw 4. A positioning screw 3 is provided on the side wall of the collar 1. The positioning screw 3 is threadedly matched with the collar 1, and the positioning screw 3 is adapted to the threaded hole 10. Through the provided tension screw 4, telescopic rod 14, stop block 13 and positioning screw 3 and other structures, the collar 1 is sleeved on the steel bar 2, and the tension screw 4 is tightened downward. Under the action of the rubber pad 12, the tension screw 4 holds the steel bar 2 against and fixes it, and then the positioning screw 3 is screwed into the threaded hole 10, so that the collar 1 can be fixedly sleeved on the steel bar 2, and the collar 1 and the steel bar 2 are easy to install and disassemble;

[0028] Working principle and usage of the utility model:

[0029] When in use, the ring 1 can be detachably fixedly sleeved on the steel bar 2, and the position of the slider 85 is adjusted by sliding up and down so that the card cover 81 is fixedly clamped on the cube block 9, and then the slider 85 is fixed by tightening the adjusting screw 86, and the steel bar 2 is secondarily connected to the sleeve 5 through the cross bar 82. When the steel bar is subjected to a force, under the action of the cross bar 82, it can assist in dispersing the force, and the force will not be concentrated on the end thread root of the steel bar, which plays a protective role. The ring 1 is sleeved on the steel bar 2, and the tensioning screw 4 is tightened downward. Under the action of the rubber pad 12, the tensioning screw 4 fixes the steel bar 2, and then the positioning screw 3 is screwed into the threaded hole 10, so that the ring 1 can be fixedly sleeved on the steel bar 2, and the ring 1 and the steel bar 2 are easy to install and disassemble.

[0030] The above description is only used to illustrate the technical solution of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, ordinary technicians in this field should understand that they can still modify the technical solutions recorded in the aforementioned embodiments, or replace some or all of the technical features therein by equivalents. Any equivalent structure or equivalent process transformation made using the contents of the specification and drawings of the utility model, or directly or indirectly used in other related technical fields, are also included in the patent protection scope of the utility model.

Claims

1. A simple structure of a straight threaded steel bar mechanical connection sleeve, characterized in that: The invention comprises a sleeve (5), wherein the two ends of the sleeve (5) are respectively threadedly connected with steel bars (2), and collars (1) are respectively detachably fixedly sleeved on the two steel bars (2), and vertical rods (7) are respectively detachably fixedly provided on the top and bottom of the collars (1) through mounting mechanisms (6), and a cube clamping block (9) is fixedly provided on one end of the vertical rod (7) away from the collar (1), and a clamping cover mechanism (8) is respectively fixedly provided on the top and bottom of the sleeve (5), and the clamping cover mechanism (8) comprises a clamping cover (81), and the clamping cover (81) is fixedly clamped on the cube clamping block (9).

2. According to claim 1, a simple structure of a straight threaded steel bar mechanical connection sleeve is characterized in that: The top and bottom of the collar (1) are respectively provided with tension screws (4), the tension screws (4) are threadedly matched with the collar (1), and the steel bar (2) is fixed by tightening the tension screws (4).

3. A simple structure of a straight threaded steel bar mechanical connection sleeve according to claim 2, characterized in that: A stopper (13) is provided at the bottom end of the tensioning screw rod (4) for rotation via a rotating shaft (11); the stopper (13) is arranged in an arc shape; a rubber pad (12) is fixedly provided on one side of the stopper (13) away from the rotating shaft (11).

4. A simple structure of a straight threaded steel bar mechanical connection sleeve according to claim 3, characterized in that: A telescopic rod (14) is fixedly arranged on one side of the stop block (13) away from the rubber pad (12), and two telescopic rods (14) are arranged on both sides of the rotating shaft (11), and one end of the telescopic rod (14) away from the stop block (13) is fixed to the inner wall of the collar (1).

5. A simple structure of a straight threaded steel bar mechanical connection sleeve according to claim 4, characterized in that: The outer wall of the tension screw (4) is longitudinally provided with a plurality of threaded holes (10), and the side wall of the collar (1) is provided with a positioning screw (3), the positioning screw (3) is threadably matched with the collar (1), and the positioning screw (3) is adapted to the threaded hole (10).

6. A simple structure of a mechanical connection sleeve for straight threaded steel bars according to claim 5, characterized in that: The mounting mechanism (6) comprises a mounting block (62), the mounting block (62) being fixedly connected to the vertical rod (7), positioning screws (61) being respectively arranged on both sides of the top of the mounting block (62), and the mounting block (62) being fixedly connected to the collar (1) via the positioning screws (61).

7. A simple structure of a mechanical connection sleeve for straight threaded steel bars according to claim 6, characterized in that: The card cover mechanism (8) further comprises a vertical plate (83), the vertical plate (83) being fixedly arranged on the outer wall of the sleeve (5), and slide grooves (84) being longitudinally opened on both sides of the vertical plate (83), a slider (85) being slidably arranged in the slide groove (84), a cross bar (82) being fixedly arranged on the outer wall of the slider (85), and the card cover (81) being fixedly arranged on the bottom of a side of the cross bar (82) away from the slider (85).

8. A straight threaded steel bar mechanical connection sleeve simple structure according to claim 7, characterized in that: An adjusting screw (86) is arranged on the outer side of the slider (85), and the adjusting screw (86) is threadedly matched with the slider (85). The slider (85) is fixed by tightening the adjusting screw (86).

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