KR101877922B1 - Tester of sway brace for earthquake-proof - Google Patents

Abstract

The present invention relates to an earthquake-proof sway brace tester. An object of the present invention is to provide an earthquake-proof sway brace tester with which compression and tensile testing can be conducted on an anti-shaking stand coupled to a standing pipe where a pipe vertically stands. The tester includes a frame provided with a horizontal part where a horizontal rail is installed in a horizontal direction and a vertical part where a vertical rail is installed in a vertical direction, a moving coupling part fixed to the horizontal rail, installed to be movable leftwards and rightwards, and gripping a pipe of a sway brace, a fixed coupling part fixed to the vertical rail, installed to be movable upwards and downwards, and having a fixing bracket of the sway brace fixed thereto, a cylinder installed at the upper end of the vertical part for pressurization or tension of the fixed coupling part, and a load cell installed between a load end part of the cylinder and the fixed coupling part. The moving coupling part includes a horizontal fixed plate fixed on the horizontal rail and a chuck vertically installed on the upper surface of the horizontal fixed plate to grip the pipe.

Description

{TESTER OF SWAY BRACE FOR EARTHQUAKE-PROOF}

The present invention relates to an inspection apparatus for an anti-vibration shake prevention brace, and more particularly, to an anti-shake anti-shake brace inspection apparatus which enables a compression and tensile test of an anti-shake table to be connected to a vertically- ≪ / RTI >

Generally, the anti-shake brace is connected to the building structure on one side and to the pipe on the other side, so that the pipe and the building structure are made to behave in the same manner (same displacement and frequency).

The anti-shake brace can be divided into a longitudinal bracing and a lateral bracing depending on the installation position. Depending on the type of holding the pipe, a U-BAND TYPE, a U-BOLT TYPE, , And laser type (RISER TYPE). It can be divided into wall fixing type, beam clamp type (BEAM CLAMP TYPE) according to the fixing type to the building structure, and 30 °, 45 °, 60 °, 90 °, and so on.

An example of the anti-shake brace will be described with reference to the drawings.

1 is a view showing an example of a conventional anti-shake brace.

1, the conventional anti-shake brace comprises a fixing portion 10 to which an upper portion is fixed to a section steel S fixed to a structure inside a building, an inner circumferential surface of which is in contact with an outer circumferential surface of the pipe P, A bushing 30 having one side connected to the clamp 20 and a tubular bracing bar 30 having one side fixedly connected to the bracing bar 30 and the other side pivoted to the fixing part 10 And a control part (40) which is connected as far as possible.

The type of holding the piping is a U-band type. The type of holding the building structure is a beam clamp type. The installation angle is 45 ° Lt; / RTI >

The above-mentioned conventional anti-shake brace is required to set the necessary items in terms of shape, structure and performance according to the "Seismic Design Standards for Fire Fighting Facilities", and to perform product and component load tests.

However, in the past, there has been no need to provide a test apparatus for the anti-shake brace, so that a load test is generally performed, so that it is necessary to develop a dedicated test apparatus for the anti-shake brace.

The applicant of this application filed a patent application No. 10-2017-0035206 filed on March 21, 2017, entitled "Inspection Apparatus for Anti-shudder Anti-shake Brace."

The above-mentioned invention has a function of enabling the compression and tensile tests to be carried out in accordance with the mounting position of the anti-vibration shake proofing braces, the type of holding the pipe, the fixing type to the building structure, and the installation angle as well as the length of the bracing bar , There is a problem that the compression and tensile test of the anti-shake band in which the pipe is coupled to the vertically elongated entrance correlation can not be performed.

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems of the prior art, and an object of the present invention is to provide an anti-vibration anti-shake brace inspection device capable of performing compression and tensile tests on anti- Device.

In order to achieve the object of the present invention, an inspection apparatus for an anti-vibration shake brace for a vehicle according to the present invention comprises: a frame having a horizontal portion provided with a horizontal rail in a horizontal direction and a vertical portion provided with a vertical rail in a vertical direction; And a fixing bracket fixed to the vertical rail and movable up and down to fix the fixing bracket of the anti-shake brace, wherein the fixing bracket is fixed to the vertical rail, And a load cell installed between the rod end of the cylinder and the stationary engaging part, wherein the movable engaging part is located on the horizontal rail, A horizontal fixing plate fixed to the horizontal fixing plate, and a chuck installed vertically on the upper surface of the horizontal fixing plate to grip the pipe To.

The apparatus further includes piping support means for supporting the upper surface of the pipe.

The pipe supporting means includes a vertically installed support frame, a horizontally movable support protruding horizontally to the support frame and movable up and down, a compression jig fixed to the free end of the horizontal support, And a moving means for moving the horizontal support vertically.

In addition, the lower portion of the compression jig is semicircular and is pressed onto the inner diameter of the pipe.

The moving means includes a moving screw which is installed to penetrate through the horizontal supporting frame and is provided inside the supporting frame, a guide rail vertically provided to the supporting frame, and a fixing screw which is fixed to the lower side of the horizontal supporting frame, And a handle for rotating the movable screw.

In addition, a screw rod is provided below the fixed coupling portion, and a supplementary fixed coupling portion is provided so as to be able to move up and down along the screw rod, and one side of the auxiliary fixed coupling portion is fixed to the vertical rail.

In addition, a linear encoder is further provided in the vertical direction of the vertical part.

The fixed connection unit includes a vertical fixed plate fixed to the vertical rail, an upper fixed plate fixed on the upper side of the vertical fixed plate, fixed to the cylinder and the load cell, and fixed to the lower fixed plate, And a lower fixing plate to which the fixing bracket of the lower fixing plate is fixed.

In order to achieve the object of the present invention, there is provided an inspection device for a vibration proof anti-shake brace according to the present invention, wherein a moving part is provided on a horizontal part of a frame composed of a horizontal part and a vertical part, And the vertical portion is provided with a fixed engaging portion, the anti-shake brace is fixed between the fixed engaging portion and the fixed engaging portion, and the cylinder and the load cell are installed above the fixed engaging portion, , Compression and tension tests can be performed on the anti-shake table in which the pipe is coupled to the vertically-elongated torsion bridge.

1 is a view showing an example of a conventional anti-shake brace.
FIG. 2 is a front view of an inspection apparatus for an anti-vibration shake prevention brace according to the present invention, in which the brazing bar is long and fixed at an angle of 60.degree.
FIG. 3 is a side view of an inspection apparatus for an anti-vibration shake brace according to the present invention, in which the brazing bar is long and fixed at an angle of 60.degree .. FIG.
4 is a view illustrating an example of an anti-shake brace applied to an anti-shudder anti-shake brace inspection apparatus according to the present invention.
5 is a view showing an embodiment of a fixing bracket applied to an inspection device for vibration-proof anti-shake brace according to the present invention.
6 is a view showing another embodiment of a fixing bracket applied to an inspection apparatus for vibration proof anti-vibration braces according to the present invention.
7 is a front view of a moving joint applied to an inspection device for an anti-vibration shake prevention brace according to the present invention.
8 is a plan view of a moving joint applied to an inspection apparatus for an anti-vibration shake prevention brace according to the present invention.
9 to 11 are front views of a moving joint applied to an inspection apparatus for vibration-proof anti-shake brace according to the present invention, showing a difference in diameter of a pipe depending on a diameter of a clamp.
12 is a front view of an inspection apparatus for an anti-vibration shake prevention brace according to the present invention, in which the bracing bar is long and fixed at an angle of 45 °;
FIG. 13 is a front view of an inspection apparatus for an anti-vibration shake prevention brace according to the present invention, in which the bracing bar is long and fixed at an angle of 30 °; FIG.
FIG. 14 is a front view of an inspection apparatus for an anti-vibration shake prevention brace according to the present invention, in which the bracing bar is long and fixed at an angle of 90.degree.
FIG. 15 is a front view of an inspection apparatus for an anti-shake brace according to the present invention, in which the brazing bar is short and fixed at an angle of 60.degree.
FIG. 16 is a front view of an inspection apparatus for an anti-shake brace according to the present invention, in which the bracing bar is short and fixed at an angle of 45 °; FIG.
17 is a front view of an inspection apparatus for an anti-shake brace according to the present invention, in which the brazing bar is short and fixed at an angle of 30 °;
18 is a front view of an inspection apparatus for an anti-vibration shake prevention brace according to the present invention, in which the bracing bar is short and fixed at a 90 ° angle.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art can easily carry out the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

FIG. 2 is a front view of an anti-vibration anti-shake brace inspection apparatus according to the present invention, in which the brace bar is long and fixed at an angle of 60.degree .. FIG. FIG. 4 is a view showing an example of an anti-shake brace applied to an anti-vibration anti-shake brace inspection apparatus according to the present invention, and FIG. 5 is a cross- FIG. 6 is a view showing another embodiment of a fixing bracket applied to an inspection apparatus for vibration-proof anti-shake bracing according to the present invention, and FIG. And FIG. 7 is a front view of a moving joint applied to an inspection apparatus for an anti-vibration shake prevention brace according to the present invention, and FIG. 8 is a front view 9 to 11 are front views of a moving joint applied to an inspection apparatus for an anti-vibration shake prevention brace according to the present invention, wherein a difference in diameter of a pipe according to a diameter of a clamp is used, FIG. 12 is a front view of an anti-vibration anti-shake brace inspection apparatus according to the present invention, in which the bracing bar is long and fixed at an angle of 45 °, FIG. 13 is a view FIG. 14 is a front view of an inspection apparatus for an anti-vibration shake prevention brace according to the present invention, in which the bracing bar is long and fixed at an angle of 30.degree .. FIG. 14 is a front view of an inspection apparatus for anti- FIG. 15 is a view showing a state where the bar is in a long state and fixed at an angle of 90.degree. FIG. 16 is a front view of an anti-vibration anti-shake brace inspection apparatus according to the present invention, in which the bracing bar is short and is fixed at an angle of 45.degree .. FIG. 16 is a front view showing the bracing bar being short and fixed at an angle of 60.degree. And FIG. 17 is a front view of an inspection apparatus for vibration proof anti-shake brace according to the present invention, in which the bracing bar is short and fixed at an angle of 30.degree .. FIG. In which the bracing bar is short and is fixed at an angle of 90 [deg.].

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings.

2 to 18, the vibration-proof anti-shake brace inspection apparatus 100 according to the present invention includes a frame 10, a movable engagement portion 20, a fixed engagement portion 30, a cylinder 40, And a load cell 50.

The frame 10 includes a horizontal portion 11 provided with a horizontal rail 11a in a horizontal direction and a vertical portion 12 provided with a vertical rail 12a in a vertical direction.

In addition, when the linear encoder 80 is further installed in the vertical direction of the vertical part 12, and the load is applied vertically, the amount of displacement of the anti-shake brace 200 can be quantified.

The movable joint portion 20 is fixed to the horizontal rail 11a and is installed so as to be movable left and right so as to grip the pipe P of the anti-shake brace 200.

The movable coupling unit 20 includes a horizontal fixing plate 21 fixed on the horizontal rail 11a and a vertical chucking plate 22 installed vertically to the upper surface of the horizontal fixing plate for gripping the pipe P, (22).

The chuck 22 is a chuck applied to a lathe of a machine tool or the like, and may be a single acting chuck or an interlocking chuck.

The piping support means 23 further includes a vertically installed support frame 23a and a support frame 23a that supports the upper surface of the pipe P, A compression jig 23c fixed to the free end of the horizontal support 23b and pressed onto the upper surface of the pipe P and a horizontal support 23b projecting horizontally from the horizontal support 23b, 23b for moving up and down.

In addition, the lower portion of the compression jig 23c preferably has a semicircular shape and is pressed onto the inner diameter of the pipe P.

The moving means 23d includes a moving screw 23d-a provided so as to penetrate the horizontal support 23b and disposed inside the support frame 23a and a guide 23d- A rail 23d-b, a moving member 23d-c fixed to the lower side of the horizontal support 23b and fixed to the guide rail 23d-b, and a moving member 23d- And a handle 23d-d.

The fixed joint portion 30 is fixed to the vertical rail 12a and is movable up and down so that the fixing bracket 210 of the anti-shake brace 200 is fixed.

The fixed joint 30 includes a vertical fixed plate 31 fixed to the vertical rail 12a and a vertical fixed plate 31 fixed to the vertical fixed plate 31. The fixed joint 30 includes a cylinder 40, And a lower fixing plate 33 fixed to the lower side of the vertical fixing plate 31 and fixed to the fixing bracket 210 of the anti-shake brace 200.

In addition, the lower fixing plate 33 may be fixed to the fixing bracket 210 with a bolt, clamped or clamped, and then hooked on the rear side of the fixing plate 33. (See FIGS. 5 and 6 Reference)

The cylinder 40 is provided at the upper end of the vertical portion 12 and presses or pulls the fixed joint portion 30. The cylinder 40 is made of pneumatic or the like and reverses the rod if necessary.

The load cell 50 is installed between the rod end of the cylinder 40 and the stationary engaging part 30 and measures compressive force or tensile force applied to the cylinder 40 to measure it.

The auxiliary securing portion 70 is capable of ascending and descending along the screw rod 60 provided below the fixed engaging portion 30 and fixing one side thereof to the vertical rail 12a. 200 is used in a case where the bracing bar 230 is short or when the bracing bar 230 is long, it is used when the installation angle is 30 °. The structure is such that the auxiliary vertical fixing plate An auxiliary upper fixing plate 72 fixed to the upper side of the auxiliary vertical fixing plate 71 and a fixing bracket 210 fixed to the lower side of the auxiliary vertical fixing plate 71 and fixed to the fixing bracket 210 of the anti- And a handle 74 which is installed on the upper side of the auxiliary upper fixing plate 72 and lifts the screw rod 60 up and down.

4, the anti-shake brace 200 according to the present invention includes a fixing bracket 210, a clamp 220 for holding the pipe P, a fixing bracket 210 for fixing the fixing bracket 210, A bracing bar 230 connecting the fixing bracket 220 and an angle adjusting unit 240 for adjusting the angle of the fixing bracket 210. The fixing bracket 210 and the clamp 220 are assembled with bolts Structure.

The vibration-proof anti-shake brace inspection apparatus 100 according to the present invention configured as described above is configured to fix the vibration-proof anti-shake brace 200 to the fixed joint portion 30 and the movable joint portion 20, The following will be described mainly with reference to FIG.

The fixing bracket 210 of the anti-vibration shake preventing bracket 200 is assembled to the lower fixing plate 33 of the fixing part 30 and the pipe P to which the clamp 220 is fixed is fixed to the moving part The cylinder rod is advanced or retracted to apply a compressive force or a tensile force to the load cell 50 and the fixed engaging portion 30 so that the load cell 50 and the amount of displacement is measured by the linear encoder 80. In addition,

That is, FIG. 2 shows a case where the compression load or the tensile load is applied to the cylinder 40 for one minute at a load specified by 60 ° in the range of the installation angle suggested by the manufacturer, and then the component is separated, cracked and deformed, Is measured by the linear encoder (80).

Here, the diameter of the pipe P is selected in accordance with the diameter of the clamp 220, and the upper surface of the pipe P is supported by the pipe supporting means 23 after the pipe P is gripped by the chuck. The pressing jig 23c provided on the free end of the horizontal support 23b projecting horizontally to the support frame 23a descends along the moving screw 23d-a moved by the handle 23d-d, When the moving body installed on the lower side of the supporting frame moves along the guide rail vertically installed on the supporting frame, the lower part of the pressing jig 23c is semicircular and is pressed on the inner diameter of the pipe P.

Next, FIGS. 12 to 14 show the anti-shake brace 200 installed at 45 °, 30 ° and 90 ° angles when the brace bar 230 of the anti-shake brace 200 is long, The fixing bracket 210 is fixed to the fixing part 30 and the clamp 220 is fixed to the pipe P fixed vertically to the chuck, and the load test is performed.

10 to 13 illustrate a case in which the vibration-proof anti-vibration braces 200 are installed at angles of 60 °, 45 °, 30 ° and 90 ° when the bracing bar 230 of the anti-vibration bracing brace 200 is short At this time, the upper fixing bracket 210 is fixed to the auxiliary fixing portion 70, and the clamp 220 is fixed to the pipe P fixed vertically to the chuck, and the load test is performed.

The present invention has been described with reference to the embodiments shown in the attached drawings, but it will be understood that various modifications and other embodiments are possible for those skilled in the art.

100: Inspection device
10: frame 11: horizontal part
11a: Horizontal rail 12: Vertical section
12a: vertical rail 20:
21: Horizontal fixing plate 22: Chuck
23: piping support means 23a: support frame
23b: horizontal support 23c: compression jig
23d: moving means 23d-a: moving screw
23d-b: Guide rail 23d-c:
23d-d: handle 30:
31: Vertical fixing plate 32: Upper fixing plate
33: lower fixing plate 40: cylinder
50: load cell 60: screw rod
70: auxiliary fixing part 71: auxiliary vertical fixing plate
72: auxiliary upper fixing plate 73: auxiliary lower fixing plate
74: Handle 80: Linear encoder
200: anti-vibration shake proof rod 210: fixed bracket
220: Clamp 230: Bracing bar
240: Angle adjusting portion P: Piping

Claims (8)

A frame made up of a horizontal part provided with a horizontal rail in a horizontal direction and a vertical part provided with a vertical rail in a vertical direction,
A moving joint fixed to the horizontal rail and movably installed to the left and right to grip the pipe of the anti-shake brace,
A stationary engaging portion fixed to the vertical rail and movable up and down, wherein the stationary engaging portion is fixed to the stationary bracket of the anti-
A cylinder provided at an upper end of the vertical portion to press or tension the fixed engagement portion,
And a load cell provided between the rod end portion of the cylinder and the fixed engagement portion,
Wherein,
A horizontal fixing plate fixed on the horizontal rail,
And a chuck installed vertically to the upper surface of the horizontal fixing plate to grip the piping.
The method according to claim 1,
Further comprising piping support means for supporting the upper surface of the piping.
3. The method of claim 2,
Wherein the pipe support means comprises:
A vertically installed support frame,
A horizontal support protruding horizontally from the support frame and movable up and down;
A compression jig fixed to the free end of the horizontal support and pressed onto the upper surface of the pipe,
And a moving means for moving the horizontal support member up and down.
The method of claim 3,
Wherein the lower portion of the compression jig is semicircular and is pressed against the inner diameter of the pipe.
The method of claim 3,
Wherein,
A movable screw inserted through the horizontal support and installed inside the support frame,
A guide rail vertically installed on the support frame,
A movable body fixed to the lower side of the horizontal support and fixed to the guide rail,
And a handle for rotating the moving screw.
The method according to claim 1,
Wherein a screw rod is provided below the fixed joint portion and an auxiliary fixed connection portion is provided so as to be able to move up and down along the screw rod and one side of the auxiliary fixed connection portion is fixed to the vertical rail. Inspection device of the brace.
The method according to claim 1,
And a linear encoder is further installed in the vertical direction of the vertical part.
The method according to claim 1,
Wherein,
A vertical fixing plate fixed to the vertical rail,
An upper fixing plate fixed to the upper side of the vertical fixing plate and fixed to the cylinder and the load cell,
And a lower fixing plate fixed to a lower side of the vertical fixing plate and fixing the fixing bracket of the anti-shake brace.

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