CN218508828U - Locking device for steel bar straight thread connecting sleeve - Google Patents

Abstract

The utility model discloses a reinforcing bar straight thread connecting sleeve locking device, including two connection half section of thick bamboos, two connection half section of thick bamboos merge and form the connecting sleeve, two connection half section of thick bamboos ' inner ring wall all is provided with a plurality of half thread circles, a plurality of half thread circles on two connection half sections of thick bamboos merge and form whole thread circle, all install two locking mechanism in two connection half sections of thick bamboos, four locking mechanism all include the mount pad, four mount pad all imbeds and sets up at the inner tube wall that corresponds connection half section of thick bamboo, four mount pads all are the arc design, a plurality of arc screw thread strips are all installed to the inner ring wall of four mount pads, can increase the area of contact with the reinforcing bar joint department, the mode of this kind of direct concatenation need not to do not again do not dock with two reinforcing bar joint screw threads, have convenient operation's characteristics, these arc screw thread strips can agree with the screw channel perfect adaptation on reinforcing bar surface, increase the area of contact with the reinforcing bar, thereby increase reinforcing bar and connecting sleeve's installation stability, avoid connecting sleeve not become flexible and drop.

Description

Locking device for steel bar straight thread connecting sleeve

Technical Field

The utility model relates to a reinforcing bar threaded sleeve technical field specifically is a locking device of straight threaded connection sleeve of reinforcing bar.

Background

The straight thread connecting sleeve of the steel bar is also called a steel bar joint. The construction process is to roll the ends of the steel bars into straight threads and to connect two steel bars with corresponding connecting sleeves.

Traditional straight threaded connection sleeve locking device of reinforcing bar need respectively with two connecting reinforcement screw butts the back just can realize the reinforcing bar butt joint when using, in addition just after the butt joint is finished, rock or rotate along with the reinforcing bar, connecting sleeve slides because relative frictional force easily, drops from the tip of two reinforcing bars, needs to design a straight threaded connection sleeve locking device of reinforcing bar to this.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a locking device of straight threaded connection sleeve of reinforcing bar for solve the inconvenient and insecure problem of installation.

The purpose of the utility model can be realized by the following technical scheme:

the utility model provides a straight threaded connection sleeve locking device of reinforcing bar, includes two and connects half a section of thick bamboo, two connect half a section of thick bamboo to merge and form connecting sleeve, two connect half an interior rampart of a section of thick bamboo all be provided with a plurality of half thread circles, two connect a plurality of half thread circles on half a section of thick bamboo and merge and form whole thread circle, two all install two locking mechanism, four in connecting half a section of thick bamboo locking mechanism all includes the mount pad, four the mount pad all imbeds and sets up at the corresponding interior bobbin wall of connecting half a section of thick bamboo, four the mount pad all is the arc design, four a plurality of arc thread strips are all installed to the interior rampart of mount pad, and is a plurality of arc thread strips all with half thread circle looks adaptation design, four the outer arc wall of mount pad all rotates and installs the screw.

As a further aspect of the present invention: the outer barrel wall of the two connecting half barrels is fixedly provided with a fixed seat, the four screws are arranged outside the corresponding fixed seats, and the four screws penetrate through the corresponding fixed seats and the connecting half barrels to be rotatably installed with the corresponding installation seats.

As a further aspect of the present invention: two connect half an interior rampart and all seted up two arc recesses, it is a plurality of arc thread strip all slides and sets up in the arc recess that corresponds, four the groove has all been seted up to the tank bottom of arc recess and has been accomodate the groove, four the mount pad slides respectively and sets up in the groove of accomodating that corresponds.

As a further aspect of the present invention: four two limit slots are further formed in the slot bottoms of the arc-shaped grooves, four two limit insertion blocks are symmetrically, vertically and fixedly installed on the outer arc walls of the installation seats, and the limit insertion blocks are respectively installed in the corresponding limit slots in a sliding mode.

As a further aspect of the present invention: the two ends of the outer cylinder wall of the two connecting half cylinders are respectively provided with a separation blade, the four separation blades are arranged in pairs in parallel, and two bolts are arranged between the two separation blades in parallel in a threaded mode.

The utility model has the advantages that:

firstly, the traditional connecting half cylinder is divided into two parts, and the half thread rings arranged on the inner cylinder wall of the two connecting half cylinders can be combined to form a whole thread ring, so that the whole thread ring is directly wrapped and extruded in a way of being matched with the two steel bar connectors, the contact area between the whole thread ring and the two steel bar connectors can be increased, the direct splicing mode does not need to be in threaded butt joint with the two steel bar connectors, and the operation is convenient;

secondly, in order to avoid connecting sleeve random screw thread rotation to drop from the reinforcing bar connector, install locking mechanism on connecting sleeve, locking mechanism mainly includes can gliding mount pad, and a plurality of arc thread strips of inner arc wall installation of mount pad, these arc thread strips can agree with the screw way perfect adaptation on reinforcing bar surface, increase and the area of contact of reinforcing bar to increase reinforcing bar and connecting sleeve's installation stability, avoid connecting sleeve not hard up to drop.

Drawings

In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the slide rail structure of the present invention;

fig. 3 is the schematic view of the installation structure of the lifting appliance of the present invention.

In the figure:

1. connecting the half cylinders; 11. a fixed seat; 12. an arc-shaped groove; 13. a receiving groove; 14. limiting slots; 15. a half-threaded ring; 16. a baffle plate;

2. a bolt;

3. a locking mechanism; 31. a mounting seat; 32. arc-shaped thread strips; 33. a screw; 34. and limiting the inserting block.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1-3, a reinforcing bar straight thread connection sleeve locking device, including two connection half section of thick bamboo 1, two connection half section of thick bamboo 1 merge and form the connecting sleeve, two connection half section of thick bamboo 1's inner ring wall all is provided with a plurality of half thread circle 15, two connection half section of thick bamboo 1 on a plurality of half thread circle 15 merge and form the whole thread circle, two locking mechanism 3 all install in two connection half section of thick bamboo 1, four locking mechanism 3 all include mount pad 31, four mount pad 31 all imbeds and sets up at the inner ring wall of corresponding connection half section of thick bamboo 1, four mount pad 31 all are the arc design, a plurality of arc thread strips 32 are all installed to four mount pad 31's inner ring wall, a plurality of arc thread strips 32 all with half thread circle 15 looks adaptation design, four mount pad 31's outer arc wall all rotates and installs screw 33.

As shown in fig. 1-3, particularly, the fixing bases 11 are fixedly installed on the outer cylinder walls of two half connecting cylinders 1, the fixing bases 11 can facilitate tools such as an external wrench to pull the whole connecting sleeve to rotate, the position of the fine adjustment is adjusted, four screws 33 are all arranged outside the corresponding fixing bases 11, the four screws 33 penetrate through the corresponding fixing bases 11 and the half connecting cylinders 1 to be rotatably installed with the corresponding mounting bases 31, the installation is limited to rotate and installed, the mounting bases 31 cannot fall off from the bottom ends of the screws 33, the mounting bases 31 can synchronously lift along with the screws 33, but are limited in the accommodating grooves 13 and cannot rotate, two arc grooves 12 are all formed on the inner ring walls of the two half connecting cylinders 1, the arc thread strips 32 are all slidably arranged in the corresponding accommodating grooves 12, are hidden in the arc grooves 12 at ordinary times, the arc thread strips 32 are protected, the accommodating grooves 13 are all formed on the bottoms of the four arc grooves 12, the four mounting bases 31 are respectively slidably arranged in the corresponding accommodating grooves 13, two grooves 14 are also formed on the bottoms of the four arc grooves 12, the four outer cylinder walls, two parallel connecting blocks 16, and the two parallel connecting blocks 16 are designed to facilitate the quick detachment of the two parallel connecting sleeves, and the two parallel connecting blocks 16.

The utility model discloses a theory of operation:

firstly, abutting two steel bar connectors to be butted, sleeving two connecting half cylinders 1 above and below the two steel bar connectors respectively, slightly shaking the two connecting half cylinders 1 to enable four blocking pieces 16 to be tightly attached in pairs, enabling the half thread rings 15 to be perfectly fit with a thread path at the connecting position of the steel bars, and fixing the two parallel blocking pieces 16 together through mounting bolts 2 to realize rapid splicing of the two connecting half cylinders 1;

the second step, four screws 33 are rotated respectively again, drive and correspond mount pad 31 and accomodate the inslot 13 linear sliding that corresponds, arc thread strip 32 slowly stretches out from arc recess 12 this moment, and finally block on the screw way of corresponding reinforcing bar connector department, improve the area of contact with the reinforcing bar, thereby obtain bigger frictional force, avoid reinforcing bar and connect half a section of thick bamboo 1 relative slip, at the flexible in-process of arc thread strip 32, two spacing inserted blocks 34 that correspond slide in the spacing slot 14 that corresponds all the time, the purpose is to improve the flexible stability of arc thread strip 32, avoid it to rock, make the card that arc thread strip 32 can be accurate block to in the screw way that corresponds.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, thereby enabling others skilled in the art to best understand the invention and its practical application. The present invention is limited only by the claims and their full scope and equivalents.

Claims (5)

1. The utility model provides a reinforcing bar straight thread connection sleeve locking device, its characterized in that includes two and connects half a section of thick bamboo (1), two connect half a section of thick bamboo (1) and merge and form connecting sleeve, two the interior rampart of connecting half a section of thick bamboo (1) all is provided with a plurality of half screw rings (15), two a plurality of half screw rings (15) on connecting half a section of thick bamboo (1) merge and form the whole screw ring, two all install two locking mechanism (3), four in connecting half a section of thick bamboo (1) locking mechanism (3) all include mount pad (31), four mount pad (31) all imbed and set up at the interior bobbin wall that corresponds and connect half a section of thick bamboo (1), four mount pad (31) all are the arc design, four a plurality of arc thread strip (32) are all installed to the interior rampart of mount pad (31) the outer arc wall of mount pad (31) all rotates and installs screw (33).

2. A locking device for a steel bar straight thread connecting sleeve according to claim 1, wherein the outer wall of each of the two connecting half sleeves (1) is fixedly provided with a fixed seat (11), four screws (33) are arranged outside the corresponding fixed seats (11), and the four screws (33) are rotatably installed through the corresponding fixed seats (11) and the connecting half sleeves (1) and the corresponding installation seats (31).

3. The locking device for the steel bar straight thread connecting sleeve according to claim 1, wherein two arc-shaped grooves (12) are formed in the inner annular walls of the two connecting half cylinders (1), a plurality of arc-shaped thread strips (32) are slidably disposed in the corresponding arc-shaped grooves (12), accommodating grooves (13) are formed in the bottoms of the four arc-shaped grooves (12), and the four mounting seats (31) are slidably disposed in the corresponding accommodating grooves (13) respectively.

4. The locking device for the straight threaded connection sleeve of the steel bar according to claim 3, wherein two limiting slots (14) are further formed in the bottoms of the four arc-shaped grooves (12), two limiting insertion blocks (34) are symmetrically, vertically and fixedly installed on the outer arc walls of the four installation seats (31), and the limiting insertion blocks (34) are respectively slidably installed in the corresponding limiting slots (14).

5. The locking device for the straight thread connecting sleeve of the steel bar according to claim 1, wherein two blocking pieces (16) are respectively installed at two ends of the outer cylinder wall of the two connecting half cylinders (1), four blocking pieces (16) are arranged in pairs in parallel, and two bolts (2) are installed between the two blocking pieces (16) in parallel in a threaded mode.

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