KR200250960Y1 - joint device of profile - Google Patents

Abstract

The present invention relates to a connection device of a prefabricated pile, and the connection port (11) is installed perpendicular to the pile on one side, and the fixed shaft (12) drawn from the leading passage of the pile crosses the connection port (11) while the screw ( By the adjustment of 15), the fixed shaft 12 is pulled to the rear, and the shaft head 17 is formed at the tip of the fixed shaft 12, and the shaft head 17 is hooked to the mating groove of the mating pile and the screw It is possible to connect and disconnect the prefabricated pile very easily by the configuration that is tightened by the operation of, the position movement in the connected state is easy, and the binding is made at the center of the pile, so that the solid and stable assembly state can be maintained. It has the effect of providing excellent workability and product stability.

Description

Joint device of profile

The present invention relates to a prefabricated profile (profile; profile) for forming various work lines, and more particularly, to easily connect or separate or move the prefabricated pile forming a rod and pipe or various connection lines. A device for connecting a prefabricated pile.

Here, the pile means a bar as a basic unit for forming various frames, and in particular, a bar that is widely applied in forming a work line for work or a pedestal or a shelf of a machine or a device, etc., from a simple column to a complex process. Not only can be widely used in the production line of the unit, but also refers to a unit assembly (hereinafter referred to as a 'file') that can find its use in various industries as well as general households.

Among them, in the prior art, for example, in the production of a specific article, a worktable or a continuous workline is formed for more efficient work, which generally cuts a plurality of piles into appropriate lengths. Most of them are constructed by assembling in each direction, and wood or metal materials are used for these piles according to their use. Recently, aluminum is mainly used due to ease of assembly and light point.

And, this pile is formed with a continuous groove in the longitudinal direction on the outer surface, a jaw is formed inside the inlet of the assembly groove so that the bolt head, etc. are inserted and hooked together to assemble different piles using these bolts, etc. To connect.

1 and 2 show a conventional file connecting device as an example, and referring to this, in order to connect two files at a right angle, the nut 4 is previously inserted into the assembly groove 3 of each file 1. And the bracket 5 is bent at a right angle to the contact portion of the pile, and the bracket 5 is assembled to the nuts 4 by the bolts 6 to fix the pile. It is connected and fixed.

There is a problem in accessing a file by such a conventional connection apparatus.

That is, in order to assemble the bolt, the nut 4 should be inserted into the assembly groove 3 of the pile 1 in advance. In this case, the nut 4 should be inserted from the shortest end of the pile 1 and moved to the assembly position. It is difficult to accurately position and requires skill, especially the hassle of positioning at the same time two files to be assembled, and the bolts must be assembled at right angles, so the bracket 5 and the nut 4 must be exactly matched. The work was very inconvenient.

In addition, since the bracket 5 is assembled to one side of the pile, a firm support state of the connected pile is difficult to be achieved, and thus, a stable connection state cannot be maintained, and once the assembled pile is changed in its position or disconnected from the pile, If you want to do it, you have to loosen the bolts and pull out parts such as nuts again from the shortest part. If there is a connection part in another part, you have to remove the part even if there is a connection part. .

The present invention has been made to solve the conventional problems as described above, the purpose of which can be assembled more easily and efficiently, can maintain a solid and stable connection state, easy to move the position in the assembled state, It is to provide a prefabricated pile connecting device that can be easily separated.

In order to achieve the above object, the present invention has a free end and is formed to be elongated to form a passage in the longitudinal direction at the center, and a plurality of assembling grooves formed at the outer side to partially open to the outside in the longitudinal direction. A connection port having a connection hole drilled in one end of the side and a screw groove connected to the connection hole from an upper surface thereof, and the screw having a conical end coupled to the screw groove; The shaft is formed to be long and is movably inserted into the connection hole of the connector, and a conical groove is formed at one end of the outer circumference, and an enlarged shaft head is formed at one end thereof so that one side or both sides of the shaft head are partially cut. There is a feature that is provided with a fixed shaft made of a form.

When the prefabricated pile is connected by such a connecting device of the present application, the connecting port is inserted by drilling an assembly hole at a position adjacent to the end of one of the two piles to be connected, and the fixed shaft is moved from the rear end to the passage in the center of the leading end of the pile. By inserting the connector into the connection hole of the connector, and tightening the screw of the connector, the conical tip of the screw is introduced into the conical groove of the fixed shaft to prevent the departure of the fixed shaft.

Here, the center of the screw is positioned slightly rearward of the center of the conical groove of the fixed shaft so that the tip of the screw is in contact with the rear side inclined surface of the conical groove.

In this state, the shaft head of the fixed shaft is inserted into the assembly groove of the mating pile and the screw is completely tightened so that the shaft moves to the rear by contact of the conical surface of the screw and the conical groove, and the shaft head pulls the jaw formed in the assembly groove of the mating pile. Simply fixed.

1-a perspective view showing an example of a conventional connection device

Figure 2-cross-sectional view showing a coupling state of FIG.

3-perspective view of a connecting device according to the present invention

Figure 4-An exploded perspective view showing a coupling state of the connection device according to the present invention

5-partial cross-sectional perspective view showing a coupling state of the connection device according to the present invention

6 is a cross-sectional view showing the operating state of the connection device according to the present invention

7-Cross-sectional view showing another embodiment of the present invention

※ Explanation of code about main part of drawing ※

11; Connector 12; Fixed shaft

13; Connecting hole 14; Screw groove

15; Screw 16; Conical groove

17; Shaft head 18; projection part

19; Springs 21,31; file

22,32; Passage 23,33; Assembly groove

34; chin

When described in more detail with reference to the accompanying drawings as a specific configuration and operation of the present invention as an embodiment as follows.

Figure 3 is a perspective view showing a connection device as an embodiment according to the present invention, Figure 4 is an exploded perspective view showing an installation state of the connection device according to the present invention, Figure 5 is a partial cross-sectional perspective view of the assembled state, Figure 6 A side cross-sectional view showing the assembled state.

3 to 6, the apparatus according to the present invention is roughly divided into a connector 11 and a fixed shaft 12, the connector 11 is formed with a connection hole 13 on the side, from the top surface A screw groove 14 is formed through the connection hole 13 so that the screw 15 having a conical tip is joined.

The fixed shaft 12 is elongated in the form of a shaft, and a conical groove 16 is formed at one end of the outer circumferential surface of the rear end portion, and a shaft head 17 is enlarged at the tip end thereof. The shaft head 17 is cut on both sides or one side facing each other, and the width thereof is narrow.

The pile 21 for using the connection device of this application consists of a continuous long rod of the same cross section, and the channel | path 22 is formed in the center of the cross section.

A plurality of assembling grooves 23 are formed at the outer circumference of the passage 22, and each of the assembling grooves 23 is partially open at the outside thereof, and jaws 24 are formed at both sides of the inlet. The assembly groove 23 is used as a groove into which a bolt head or nut is inserted when a joint or another pile is connected to the side of the pile 21.

In the drawing, the file 21 forms a cross section of a rectangle, but may be formed of a circle or another polygon, and the passage 22 may also have a different cross-sectional shape such as a rectangle or an ellipse.

When the prefabricated pile is connected, the connecting hole 11 is inserted into the assembly hole 25 at a position adjacent to an end of one of the two piles to be connected. In consideration of the length of the fixed shaft 12 is formed by calculating the distance of the conical groove 16 from the shaft head 17 of the fixed shaft 12.

The fixed shaft is inserted into the connecting hole 13 of the connector 11 from the rear end by inserting the fixed shaft into the passage 22 in the center of the tip end of the pile 21, and screwing the screw 15 of the connector 11 Conical tip of (15) is introduced into the conical groove 16 of the fixed shaft 12 to prevent the departure of the fixed shaft 12.

Here, the center of the screw 15 is positioned slightly rearward of the center of the conical groove 16 of the fixed shaft 12 so that the tip of the screw 15 is in contact with the rear inclined surface of the conical groove 16. .

In this state, the shaft head 17 of the fixed shaft 12 is inserted into the assembly groove 33 of the mating pile 31, and the shaft head 17 is assembled from the outermost end of the pile 31. The width of the shaft head 17 may be inserted into the assembly groove 33 when the narrow portion of the shaft head 17 is inserted in the longitudinal direction of the assembly groove 33 and then twisted at a right angle. The jaw 34 of the 33 is caught and is not detached.

In this state, when the screw 15 is completely tightened, the conical surface of the screw 15 enters while pushing the rear inclined surface of the conical groove 16, and as a result, the shaft head 17 moves to the relative pile while the fixed shaft 12 is moved backward. The jaw 34 formed in the assembly groove 33 of the 31 is pulled so that the piles 21 and 31 are in close contact and fixed.

And, if you want to disconnect the connection only loosen the screw 15 slightly, the pressure is released to loosen, in this state to move the fixed shaft 12 in the longitudinal direction of the assembly groove (33) again to position It can be fixed by adjusting or twisted at right angles to easily separate from the assembly groove 33 by using a narrow portion of the shaft head (17).

By the connection device of the present invention, the prefabricated pile can be connected very simply, the position movement is very easy in the connected state, and the connection means is located at the center of the pile so that the connection can be maintained firm and stable.

7 and 8 are a perspective view and a cross-sectional view showing another embodiment of the present invention, referring to this, a protrusion 18 is formed at one end of the fixed shaft 12, the assembled state with the protrusion 18 The coil spring 19 is further provided between the connection opening 11 of this.

Accordingly, the fixed shaft 12 is maintained in a state of being carried forward from the connector 11 by the spring 19, and loosening the screw 15 to separate the connection in the state of assembling each pile, The fixed shaft 12 is pushed forward by the elasticity of the spring 19, so that the shaft head 17 is easily detached from the jaws of the assembling grooves.

This, in turn, facilitates the operation of loosening the screw and facilitates separation to the partner file, thereby providing a function for improving work efficiency.

The present invention made in this way, the prefabricated pile can be assembled or separated very conveniently, and can be handled without the need for a separate skilled technique to improve the work efficiency, easy to move position, and excellent assembly stability for consumers You can increase your confidence.

The contents shown and described above are not limited to the description as one embodiment of the present invention, and various implementations may be made without departing from the spirit of the present invention.

The present invention as described above, the adjustment of the screw 15 while the connecting port 11 is installed perpendicular to the pile on one side, and the fixed shaft 12 drawn from the leading passage of the pile crosses the connecting port 11. The fixed shaft 12 is pulled backward by the shaft, and the shaft head 17 is formed at the tip of the fixed shaft 12, and the shaft head 17 is fastened by the operation of the screw by hooking the shaft head 17 to the mating groove of the mating pile. It is possible to connect and disconnect the prefabricated pile very easily by the configuration so that it is easy to move the position in the connected state, and the binding is made at the center of the pile, so that the solid and stable assembly state can be maintained. It has the effect of providing performance and product stability.

Claims (2)

In connecting a prefabricated pile having a free end, formed in a longitudinal direction in the center, a passage in the longitudinal direction, and a plurality of assembling grooves formed in the longitudinal direction on the outer side, the part of which is opened outwardly, A connecting hole 13 is drilled at one end of the side, and a screw groove 14 connected to the connecting hole 13 is penetrated from the upper surface thereof, and the screw 15 having a conical tip is coupled to the screw groove 14. A connection port 11; It is formed as a long axis is movably fitted into the connecting hole 13 of the connector 11, the outer peripheral end is formed with a conical groove 16, one end is formed with a shaft head 17 is enlarged A connecting device for a prefabricated pile, characterized in that a fixed shaft (12) is formed in which one side or opposite sides of the shaft head (17) are partially cut. The method of claim 1, Protruding portion 18 is formed on the outer periphery of the front end side of the fixed shaft 12, the spring 19 is further provided between the protruding portion 18 and the connection port 11, the connection device of the prefabricated pile .