CN218205247U

CN218205247U - Construction steel bar mechanical connecting piece

Info

Publication number: CN218205247U
Application number: CN202222446616.4U
Authority: CN
Inventors: 王超; 曹坤
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-09-15
Filing date: 2022-09-15
Publication date: 2023-01-03
Anticipated expiration: 2032-09-15

Abstract

The utility model discloses a construction steel bar mechanical connecting piece, include: fixed cover, end cover and adapter sleeve, the adapter sleeve is equipped with two, be equipped with in the adapter sleeve a plurality ofly with the screw thread assorted fixed slot of twisted steel, the end cover is equipped with two, two the link at two twisted steel is established respectively to the end cover, and the link clamp of two twisted steel is two between the adapter sleeve, two the adapter sleeve is established simultaneously in the fixed cover just the surface of adapter sleeve with the laminating of the internal surface of fixed cover, two the end cover respectively with fixed connection can be dismantled at both ends about fixed cover. The utility model provides a construction steel bar mechanical connecting piece, simple structure has solved comparatively hard problem when adopting current reinforcing bar mechanical connecting piece to connect the twisted steel simultaneously.

Description

Construction steel bar mechanical connecting piece

Technical Field

The utility model relates to a building engineering field, more specifically says, the utility model relates to a construction steel bar mechanical connecting piece.

Background

The building industry includes highway, bridge, industry and civil buildings etc. at present when industry or civil buildings or bridge construction, in order to satisfy the demand of high-rise building and bridge to framework of steel reinforcement length, often use after connecting the reinforcing bar, the reinforcing bar is divided into plain steel bar and twisted steel bar according to its appearance, because twisted steel bar can be fine combines with the concrete, make the performance that building element bears the bending and draws improve, consequently the forced reinforcement adopts the twisted steel bar usually, the reinforcing bar connected mode is divided into ligature connection, welded connection and mechanical connection in the building industry, and the application scope of mechanical connection mode is widest, and the mode construction speed that adopts mechanical connection is fast, good force transmission performance, good stability.

Chinese patent application No. 202020770148.4 proposes a reinforcing bar mechanical connector, when connecting two reinforcing bars, insert the tip of two reinforcing bars respectively earlier and hold the space between piece and the base plate tightly two first, rotate the drive screw again, make drive nut rotate along with the drive screw is synchronous in order to remove to the direction that is close to first supporting block, drive nut drives the expansion end of first piece of holding tightly and removes to the direction that is close to first supporting block, in order to order about first piece cooperation base plate of holding tightly and hold the reinforcing bar tightly, two reinforcing bars are worn to locate the second and are held tightly in the space of wearing to establish that piece and base plate cooperation formed, rotatory second clamp bolt, make the expansion end of second piece of holding tightly remove to the direction that is close to the base plate, in order to drive the second and hold the piece cooperation base plate tightly and hold the concatenation department of two reinforcing bars tightly, make two reinforcing bars rock in the second piece of holding tightly.

Although above-mentioned technical scheme has solved when twisted steel mechanical connection, the problem that wastes time and energy, its structure is comparatively complicated, still relatively hard during the operation, and with the twisted steel connection back, the base plate is mainly the structure of bending, and its ability of resisting bending stress is relatively poor moreover, and consequently above-mentioned reinforcing bar mechanical connection's bending resistance can be relatively poor, consequently the utility model discloses a construction steel bar mechanical connection spare is proposed to this problem.

SUMMERY OF THE UTILITY MODEL

1. Solves the technical problem

The utility model provides a construction steel bar mechanical connecting piece, simple structure has solved comparatively hard problem when adopting current reinforcing bar mechanical connecting piece to connect the twisted steel simultaneously.

2. Technical scheme

In order to realize the above purpose, the utility model provides a construction steel bar mechanical connecting piece, including fixed cover, end cover and adapter sleeve, the adapter sleeve is equipped with two, be equipped with a plurality ofly in the adapter sleeve with the screw thread assorted fixed slot of twisted steel, the end cover is equipped with two, two the end cover is established respectively at the link of two twisted steel, and the link of two twisted steel presss from both sides two between the adapter sleeve, two the adapter sleeve is established simultaneously the cover is established in the fixed cover just the surface of adapter sleeve with the laminating of the internal surface of fixed cover, two the end cover respectively with fixed connection can be dismantled at both ends about fixed cover.

Adopt above-mentioned technical scheme, establish two end covers on two reinforcing bars respectively earlier, establish fixed cover on one of them twisted steel, imbed the screw thread on two corresponding model twisted steel links simultaneously in the fixed slot on two adapter sleeve inner walls afterwards, two adapter sleeve press from both sides the link of two twisted steel tightly, establish two adapter sleeve covers in the fixed cover again and cramp the link of two twisted steel, can dismantle fixed connection at fixed cover both ends through two end covers at last, accomplish the mechanical connection of twisted steel, need not rotate twisted steel, easy operation is convenient and laborsaving.

Preferably, the fixed sleeve is cylindrical, the semi-connecting sleeve is semi-cylindrical, and the inner diameter of the fixed sleeve is the same as the outer diameter of the semi-connecting sleeve.

By adopting the technical scheme, the fixing sleeve is tightly combined with the two half connecting sleeves, and the bending stress can be transmitted to the sleeve when the joint of the steel bars is bent, so that the bending resistance of the joint of the steel bars is improved.

Preferably, the two end covers are respectively in threaded connection with the left end and the right end of the fixed sleeve.

By adopting the technical scheme, the end cover and the fixed sleeve can be stably connected, the operation is simple and convenient, and the connection speed is high.

Preferably, the inner wall of the fixed sleeve is provided with a groove parallel to the axial direction of the fixed sleeve, the outer surface of each half connecting sleeve is provided with a bulge parallel to the axial direction of the half connecting sleeve, and the two half connecting sleeves are sleeved in the fixed sleeve through the bulges and the groove of the inner wall of the fixed sleeve.

By adopting the technical scheme, when the end covers are screwed at the two ends of the fixed sleeve, the grooves on the inner wall of the fixed sleeve are matched with the bulges on the two semi-connecting sleeves to play a role in limiting, so that the first connecting end sleeve and the second connecting end sleeve are prevented from rotating relative to the sleeve in the process of screwing the end covers at the two ends of the sleeve, and the working efficiency is influenced.

Preferably, the inner wall of the semi-connecting sleeve is fixedly connected with a reinforcing block.

By adopting the technical scheme, the bending resistance of the semi-connecting sleeve is improved, and the bending resistance of the joint of the two threaded steel bars is increased.

Preferably, the end cover comprises a cover body and a guide sleeve, a through hole is formed in the center of the end face of the cover body, the diameter of the through hole is matched with the diameter of the steel bar, the guide sleeve is annular, the inner diameter of the guide sleeve is matched with the diameter of the steel bar, and the guide sleeve and the cover body are coaxially arranged and fixedly connected to the end face of the outer side of the cover body.

By adopting the technical scheme, when the end cover sleeve is arranged on the twisted steel, the end cover can be stabilized by the guide sleeve, meanwhile, the contact area of the end cover and the twisted steel can be increased by the guide sleeve, when the twisted steel is bent, the bending stress at the joint of the end cover and the twisted steel is reduced, the end cover is protected, and the twisted steel is prevented from being bent to damage the end cover.

Preferably, the end cover further comprises a plurality of reinforcing pieces, the reinforcing pieces are uniformly arranged along the outer side surface of the guide sleeve in the circumferential direction and fixedly connected with the outer side end surface of the guide sleeve and the outer side end surface of the cover body, and the reinforcing pieces are arranged along the normal direction of the cross section of the guide sleeve perpendicular to the axial direction.

Adopt above-mentioned technical scheme, the bending resistance of end cover can be improved to the reinforcing piece, and when the twisted steel receives the bending, the bending resistance of two twisted steel junctions is improved to direction external member and reinforcing piece cooperation.

The utility model discloses following beneficial effect has: this reinforcing bar mechanical connecting piece only needs to imbed the fixed slot on two adapter sleeve inner walls simultaneously with the screw thread on two corresponding model twisted steel link, and two adapter sleeve press from both sides the link of two twisted steel tightly, and establish two adapter sleeve again and cramp two twisted steel's link in the fixed sleeve, and fixed connection is fixed cover both ends through dismantling two end covers at last, accomplishes twisted steel's mechanical connection, need not rotate twisted steel, and easy operation is convenient and laborsaving. When the end covers are screwed at the two ends of the sleeve, the grooves on the inner wall of the fixed sleeve are matched with the bulges on the two semi-connecting sleeves to play a role in limiting, so that the two semi-connecting sleeves and the fixed sleeve are prevented from rotating relatively to influence the working efficiency in the process of screwing the end covers at the two ends of the fixed sleeve. The reinforcing block fixedly connected in the semi-connection sleeve improves the bending resistance of the semi-connection sleeve, the bending resistance of the connection position of the two threaded steel bars is improved, meanwhile, the contact area of the end cover and the threaded steel bars can be increased by the guide sleeve in the end cover, the bending resistance of the end cover is improved by the reinforcing piece, when the threaded steel bars are bent, the guide sleeve is matched with the reinforcing piece, the bending stress of the connection position of the end cover and the two threaded steel bars is reduced, the end cover is protected, the end cover is prevented from being damaged by bending of the threaded steel bars, and the bending resistance of the connection position of the two threaded steel bars is improved.

Drawings

Fig. 1 is a schematic view of the overall structure of a mechanical connector for construction steel bars according to the present invention;

fig. 2 is a schematic view of a connecting sleeve of a mechanical connecting member for construction steel bars according to the present invention;

fig. 3 is a schematic view of a fixing sleeve of a mechanical connector for construction steel bars according to the present invention;

fig. 4 is a schematic view of the connection of the twisted steel of the mechanical connector for construction steel of the present invention;

fig. 5 is a sectional view of the construction steel bar mechanical connector.

In the figure 1, a twisted steel bar; 2. fixing a sleeve; 3. an end cap; 31. a cover body; 32. a guide sleeve member; 33. a reinforcing sheet; 4. connecting sleeves; 41. fixing grooves; 42. a reinforcing block; 5. a groove; 6. and (4) protruding.

Detailed Description

The present invention is further described in detail below with reference to the drawings and examples so that those skilled in the art can implement the invention with reference to the description.

The utility model provides a construction steel bar mechanical connector, including fixed cover 2, end cover 3 and adapter sleeve 4, as shown in fig. 2, fig. 3 and fig. 5, fixed cover 2 is the cylinder, and the adapter sleeve is the semicircle tube-shape, and the internal diameter of fixed cover 2 is the same with two adapter sleeve 4's external diameter, as shown in fig. 2 and fig. 4, be equipped with a plurality of screw thread assorted fixed slots 41 with the twisted steel in the adapter sleeve 4, adapter sleeve inner wall fixedly connected with boss 42, as shown in fig. 3 and fig. 4, fixed cover 2 inner wall is equipped with and is on a parallel with its axial recess 5, as shown in fig. 2, two adapter sleeve 4's surface is equipped with and is on a parallel with its axial arch 6, and two adapter sleeve 4 combine together the back, and the arch 6 of the two outer surface combines together and is in same straight line, and two adapter sleeve 4 establish in sleeve 2 through its arch 6 and the recess 5 cover of sleeve 2 inner wall, as shown in fig. 1 and fig. 2, end cover 3 is equipped with two, and two end cover 3 establish the link at two twisted steel 1 respectively, and the link of two twisted steel 1, the link clamp clamps of two twisted steel 1 are between the adapter sleeve 4, and are established at the adapter sleeve 4 simultaneously, and are established at two both ends and are respectively about the both ends cover 2 cover.

As shown in fig. 4 and 5, the end cap 3 includes a cover 31, a plurality of reinforcing plates 33 and a guiding sleeve 32, wherein a through hole is formed in the center of an end surface of the cover 31, the diameter of the through hole is matched with the diameter of the steel bar 1, the guiding sleeve 32 is a circular ring, the inner diameter of the guiding sleeve 32 is matched with the diameter of the steel bar 1, the guiding sleeve 32 and the cover 31 are coaxially arranged and fixedly connected to an outer end surface of the cover 31, the plurality of reinforcing plates 33 are uniformly arranged along an outer side surface of the guiding sleeve 32 in a circular direction and fixedly connected to the guiding sleeve 32 and the outer end surface of the cover 31, and the reinforcing plates 33 are arranged along a normal direction of the guiding sleeve 32 perpendicular to an axial direction cross section thereof.

Adopt the utility model discloses, establish two screwed reinforcement 1 with two end cover 3 difference covers, establish fixed cover 2 cover on one of them screwed reinforcement again, with two screw threads that correspond on 1 link of model screwed reinforcement imbed simultaneously in the fixed slot 41 on two adapter sleeve 2 inner walls, two adapter sleeve 4 press from both sides two screwed reinforcement 1's link tightly, after two adapter sleeve 4 combine together, align its arch 6 with recess 5 on fixed cover 2 inner walls, establish two adapter sleeve 4 covers again and establish two screwed reinforcement 1's link cramps in fixed cover 2, at last with two end cover 3 difference threaded connection at the both ends of controlling of sleeve 2, accomplish the mechanical connection of screwed reinforcement 1, this reinforcing bar mechanical connecting piece only needs to press from both sides the link of two screwed reinforcement 1 between two adapter sleeve 4, sleeve 2 is with two adapter sleeve 4 stirrups, and cooperate two end cover 3 to accomplish fixedly, need not rotate reinforcing bar 1, easy operation is convenient and laborsaving, and fixed connection's boss 42 in adapter sleeve 4 can increase adapter sleeve 4's the performance, thereby make the performance of two screwed reinforcement 1 joints improve the threaded reinforcement 1 contact of threaded reinforcement 3, the guide sleeve 32 can increase the bending resistance of 3 and the reinforcing bar 3 when the threaded reinforcement 3 contact piece 3, the bent stress of two threaded reinforcement 3 and the reinforcing bar contact piece improves the reinforcing bar 3, the reinforcing bar contact piece, the bending resistance, two end cover 3 contact piece 3, the bending resistance can prevent the bending resistance of the reinforcing bar contact piece 3 and the reinforcing bar contact piece 3 simultaneously, the reinforcing bar contact piece 3, the bending resistance, two threaded reinforcement 3, the reinforcing bar contact piece 3, the bending resistance, the reinforcing bar contact piece 3 and the reinforcing bar contact piece 3, the reinforcing bar contact piece that the bending resistance improves the bending resistance.

While the embodiments of the invention have been disclosed above, it is not limited to the applications listed in the description and the embodiments, which are fully applicable in all kinds of fields of application suitable for this invention, and further modifications may be readily made by those skilled in the art, and the invention is therefore not limited to the specific details shown and described herein without departing from the general concept defined by the claims and their equivalents.

Claims

1. A construction rebar mechanical connector, comprising: fixed cover (2), end cover (3) and adapter sleeve (4), adapter sleeve (4) are equipped with two, be equipped with in adapter sleeve (4) a plurality of with screw thread assorted fixed slot (41) of twisted steel (1), end cover (3) are equipped with two, two the link at two twisted steel (1) is established respectively in end cover (3), and the link clamp of two twisted steel (1) is two between adapter sleeve (4), two adapter sleeve (4) is established simultaneously the cover is established in fixed cover (2) just the surface of adapter sleeve (4) with the internal surface laminating of fixed cover (2), two end cover (3) respectively with fixed connection can be dismantled at both ends about fixed cover (2).

2. A mechanical connector for construction bars according to claim 1, characterized in that said fixing sleeve is cylindrical, said half-sleeves are semi-cylindrical, the internal diameter of said fixing sleeve (2) is the same as the external diameter of the half-sleeves (4).

3. A mechanical connector for construction steel bars according to claim 1, characterized in that two said end caps (3) are respectively screwed with the left and right ends of said fixed sleeve (2).

4. A mechanical connector for construction steel bars as claimed in claim 1, characterized in that the inner wall of said fixed sleeve (2) is provided with grooves (5) parallel to its axial direction, the outer surface of said half-connecting sleeves (4) is provided with protrusions (6) parallel to its axial direction, and two of said half-connecting sleeves (4) are fitted in said fixed sleeve (2) by means of their protrusions (6) and the grooves (5) of the inner wall of said fixed sleeve (2).

5. A mechanical connector for construction steel bars as claimed in claim 1, characterized in that the inner wall of the half connecting sleeve (4) is fixedly connected with a reinforcing block.

6. The mechanical connecting piece for the construction steel bars as claimed in claim 1, wherein the end cap (3) comprises a cap body (31) and a guide sleeve member (32), a through hole is formed in the center of the end face of the cap body (31), the diameter of the through hole is matched with the diameter of the steel bars (1), the guide sleeve member (32) is annular, the inner diameter of the guide sleeve member (32) is matched with the diameter of the steel bars (1), and the guide sleeve member (32) and the cap body (31) are coaxially arranged and fixedly connected to the outer end face of the cap body (31).

7. The mechanical connection piece for construction steel bars according to claim 6, characterized in that said end cap (3) further comprises a plurality of reinforcing pieces (33), said reinforcing pieces (33) are arranged in plurality, said plurality of reinforcing pieces (33) are uniformly arranged along the circumferential direction of the outer side surface of said guide sleeve (32) and fixedly connected with the outer side end surface of said guide sleeve (32) and said cover body (31), said reinforcing pieces (33) are arranged along the normal direction of the section of said guide sleeve (32) perpendicular to the axial direction thereof.