KR200487674Y1 - Wrench for a support - Google Patents

Abstract

The present invention relates to a support wrench and is applied to all of the height adjustment nuts of the standardized 'A' to 'C' shape, and the height adjustment nut is installed and disassembled using the principle of the lever without hitting The present invention provides a wrench for height adjustment of a building support, which has convenience and ease of use, and prevents noise pollution and safety accidents from occurring.
To this end, the present invention comprises a plurality of supports arranged between slabs of a building to support a form for forming the slabs; And a height adjustment nut (40) for adjusting the height of the support so as to install and disassemble the support constructed between the slabs; The height adjustment nut 40 has an 'A' shape in which protrusions are symmetrically formed at both ends, a 'B' shape in which protrusions are formed at equal intervals of 120 °, and a shape in which the protrusions are formed and symmetrical at one end Quot; C " And a wrench 100 for a height adjusting nut which is applied to all of the height adjusting nuts 40 of the 'A' to 'C' shape to perform installation and disassembly of the height adjusting nut 40 .

Description

Wrench for a support

The present invention relates to a wrench for a height adjustment nut of a construction support, and more particularly, to a wrench for a height adjustment nut of a construction support, The present invention relates to a support wrench for preventing noise pollution and safety accidents by providing a height adjustment wrench for a building support that has a height adjustment nut installed and disassembled to provide ease of use and ease of use.

Generally, in a civil engineering or construction site, a support device is used which supports a concrete mold and molds until concrete is laid and cured.

A typical example is a construction pipe support.

Such a constructional pipe support is widely used in a construction site, thereby functioning to distribute and support a compressive load of an excessive roof structure which is locally applied during construction under a uniform distribution load.

For example, as shown in FIG. 1, in order to construct a slab for partitioning upper and lower layers when a building is constructed, a slab formwork is firstly installed at a lower portion of a slab to be installed. In the process, the mold is supported by temporary beams such as a joist line and a yoke, and the pipe supports support the lower part of the hypothetical beams.

In order to adjust the height of the support beams, the pipe supports are generally assembled in a height adjustable structure.

As a representative example of such a construction pipe support, referring to Korean Utility Model No. 20-389388, as shown in Figs. 2 to 3, a building pipe support is provided with a support plate 11 at the lower end thereof, A lower pipe 10 provided with an adjusting screw pipe 12 formed at its upper end and having a slot 13 formed therein and a receiving plate 21 installed at an upper end thereof so as to be detachable from the lower pipe 10, The upper pipe 20 is formed with a plurality of pin holes 22 at predetermined intervals along the longitudinal direction on both sides of the outer circumferential surface of the upper pipe 10 and the upper pipe 20 through the elongated holes 13 and the pin holes 22 And a height adjustment nut 40 which is fastened to the adjustment screw pipe 12 and supports both ends of the fixing pin 30.

According to the construction pipe support as described above, the height adjusting nut 40 is lifted or lowered by the adjusting screw 12 in accordance with the rotation of the height adjusting nut 40 to support both ends of the fixing pin 30, The height of the upper pipe 20 can be adjusted by the length of the long hole 13 of the adjustment screw pipe 12 so that the height of the pipe support can be adjusted in a state where the pipe support is disposed below the hypothetical beam supporting the formwork. Thereby supporting the lower portion of the hypothetical beam, or releasing the pipe support.

4, the height adjustment nuts used in the pipe supports are divided into 'A' to 'C' shapes according to their shapes. In the most basic 'A' shape, protrusions The 'C' shape is similar to the 'A' shape, the height adjustment handle is formed on one side, and the projection is formed on the other side.

However, since a dedicated tool for a height adjustment nut for performing height adjustment of a conventional pipe support (hereinafter, referred to as "support") is not provided, it is possible to use a hitting tool such as a hammer, The mounting and dismounting process is performed by hitting the projecting protrusion on one side and rotating the height adjusting nut.

 In this case, the noise produced by hitting the height adjustment nut with the hitting tool not only increases the ambient noise in the field, but also provides a factor that hinders work by noise pollution to surrounding workers due to the impact of the metallic material There is a problem.

In addition, in order to firmly fix the support installed in the space between the slabs, the hitting is performed with a larger hitting force at the final tightening portion. At this time, when the hammer is released from the hand due to the operator's mistake, There is a risk that a safety accident occurs.

Such a problem is caused not only when a support is installed but also when performing a disassembly operation.

Registered Utility Model No. 20-412991 (Registered on Apr. 5, 2006) Korean Patent Publication No. 10-1629438 (published on June 13, 2016) Korean Patent Publication No. 10-1655786 (Announced 2016.09.08)

The object of the present invention is to solve the above-mentioned problems. The object of the present invention is to provide a height adjusting nut which is applied to all of the height adjusting nuts of 'A' to 'C' The present invention provides a support wrench for preventing noise pollution and safety accidents by providing a wrench for height adjustment of a construction support that has a convenient and easy operation.

According to an aspect of the present invention, there is provided a method of manufacturing a slab, comprising: a plurality of supports formed between slabs of a building to support a die for forming the slab; And a height adjustment nut for adjusting the height of the support so as to install and disassemble the support constructed between the slabs; The height adjusting nut includes a 'A' shape in which protrusions are symmetrically formed at both ends, a 'B' shape in which protrusions are formed at equal intervals of 120 °, a 'B' shape in which protrusions are formed at one end, '; And a height adjustment nut wrench 100 applied to the height adjustment nuts of the 'A' to 'C' shapes to perform installation and disassembly of the height adjustment nut 40.

In the present invention, the support wrench includes: a mount configured to support the projections formed on the height adjustment nut; And a grip portion extending from the one end of the mounting portion by a predetermined length so as to be gripped by an operator.

In the present invention, the mounting portion includes: a body; An insertion hole into which a protrusion formed in a height adjusting nut formed at one end of the body is inserted; The height adjusting nut is formed at the other end of the body and is easy to install and disassemble as the projection formed on the other side in the 'A' and 'C' ; And a 'B' shape of the height adjusting nut formed at one side of the body to insert and disassemble the height adjusting nut of 'B' type Do.

In this aspect of the present invention, the handle portion includes: a fixing pipe having one end fixed to one end of the mounting portion and formed to have a predetermined length; And an auxiliary pipe extending from the fixing pipe by a predetermined length so as to increase the rotation moment as needed, thereby facilitating installation and disassembly of the height adjusting nut.

In the present invention, the handle includes a spring that provides an elastic force to maintain the inserted state at all times when the auxiliary tube is not drawn out from the fixed tube; And one end of the auxiliary pipe includes a stopper for restricting an insertion depth in a state of being returned to the fixing pipe by an elastic force of the spring.

In the present invention, at least one guide groove having a certain depth is formed inside the fixing pipe; The auxiliary pipe is protruded by a predetermined length at a position corresponding to the guide groove, and when the auxiliary pipe is extended from the fixing pipe by a predetermined length, the height adjusting nut is installed and disassembled, And a guide protrusion for preventing the guide protrusion from being formed.

According to the present invention, it is possible to install and disassemble the height adjusting nut by using the principle of the lever without hitting, while being applied to the height adjusting nuts of the standardized 'A' to 'C' There is provided an effect of preventing noise pollution and occurrence of a safety accident by providing a wrench for height adjustment of a building support.

FIGS. 1A and 1B are diagrams of a general construction support. FIG.
2 is a perspective view showing an example of a general construction support.
3 is an enlarged view showing a coupling relationship of a general construction support.
4A to 4C are views showing an example of a height adjusting nut of a typical construction support.
5 is an exploded perspective view of a wrench for a height adjusting nut according to a first embodiment of the present invention;
FIG. 6 is an assembled state of a wrench for a height adjusting nut according to a first embodiment of the present invention; FIG.
FIGS. 7A and 7B are operational views of a wrench for a height adjusting nut according to a first embodiment of the present invention; FIG.
FIG. 8 is an operational view of a wrench for a height adjusting nut acting on a height adjustment nut of the 'B' shape according to the first embodiment of the present invention; FIG.
FIG. 9 is an exploded perspective view of a wrench for a height adjusting nut according to a second embodiment of the present invention; FIG.
FIG. 10 is an assembled state of a wrench for a height adjusting nut according to a second embodiment of the present invention; FIG.

BRIEF DESCRIPTION OF THE DRAWINGS The advantages and features of the present invention, and the manner in which it may be accomplished, will become apparent with reference to the embodiments detailed below in conjunction with the accompanying drawings.

It should be understood, however, that the present invention is not limited to the embodiments disclosed herein but may be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, To the person having the invention, and this invention is only defined by the scope of the claims. Like reference numerals refer to like elements throughout the specification.

Thus, in some embodiments, well known process steps, well-known structures, and well-known techniques are not specifically described to avoid an undesirable interpretation of the present invention.

The terminology used herein is for the purpose of illustrating embodiments and is not intended to limit the present invention. In the present specification, the singular forms include plural forms unless otherwise specified in the specification.

It is to be understood that the terms comprise and / or comprise are used in a generic sense to refer to the presence or addition of one or more other elements, steps, operations and / or elements other than the stated elements, steps, operations and / It is used not to exclude.

And "and / or" include each and every one or more combinations of the mentioned items.

In addition, the embodiments described herein will be described with reference to cross-sectional views and / or schematic drawings that are ideal illustrations of the present invention.

Accordingly, the embodiments of the present invention are not limited to the specific forms shown, but also include changes in form that are produced according to the manufacturing process.

In addition, in the respective drawings shown in the drawings, the respective components may be somewhat enlarged or reduced in view of convenience of description.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. (The same reference numerals are used for the same components as those in the conventional art, and a detailed description thereof will be omitted.

≪ Embodiment 1 >

The height adjustment wrench 100 of the construction support of the first embodiment is applied to the height adjustment nuts 40 of the standardized 'A' to 'C' shapes, 40 is installed and disassembled to provide convenience and ease of work, thereby preventing noise pollution and safety accidents.

5 to 8, the height adjustment wrench 100 of the construction support includes a mounting portion 110 which is engaged with a height adjusting nut 40 and a mounting portion 110 which is extended to one side of the mounting portion 110 And includes a handle 120.

The mounting portion 110 is formed of a body 112 formed as a 'C' type clamp as a whole.

In addition, an insertion hole 114 is formed at one end of the body 112, into which the projection formed at one side of the height adjusting nut 40 is inserted.

A support 116 is formed on the other end of the body 112 to receive protrusions (or control knobs) symmetrical in the 'A' and 'C' shapes.

The support 116 extends along a predetermined length from the other end of the body 112 and is connected to and fixed to the handle 120.

That is, when a projection formed on one side of the 'A' or 'C' shape is inserted through the insertion hole 114 formed at one end of the body 112, the projection formed on the other side of the 'A' or 'C' The height adjustment nut 40 of the 'A' or 'C' shape is finally fixed by maintaining the state in which it is in close contact with one end of the support frame 116 formed at the other end of the body 112.

In addition, an insertion groove 118 having a predetermined depth is formed at one side of the body 112 so that any one of the protrusions formed at equal intervals of 120 ° from the 'B' type height adjusting nut 40 can be hooked.

Preferably, the insertion groove 118 is formed as a streamlined groove so that protrusions formed at 120 ° equally spaced from the height adjustment nut 40 of 'B' shape can be inserted smoothly.

Of course, the present invention is not limited thereto, and any shape can be used as long as the groove can be stably inserted into the height adjusting nut 40 of 'B' shape at regular intervals of 120 °.

Accordingly, the insertion hole 114 is inserted into one of the projections formed at equal intervals of 120 ° in the height adjustment nut 40 of the 'B' shape, The operator can feel the weight of the tool at the time of installation and disassembly of the height adjusting nut 40, and the work is less likely to cause the work It is easy and convenient.

The handle 120 extends a predetermined length from one end of the mounting part 110 and acts as a rotation moment about the mounting part 110 so that the mounting and dismounting of the height adjusting nut 40 is facilitated .

The handle 120 includes a fixing tube 122 having a predetermined length.

The fixing pipe 122 is formed in the shape of a pipe like a pipe.

Of course, the present invention is not limited thereto, and any shape or structure having a certain length and being easily gripped by an operator can be used.

One end of the supporting frame 116 of the fixing part 110 is inserted into a certain depth at one end of the fixing pipe 122 so as to maintain a firm fixed state between the fixing part 110 and the holding part 120. [ do.

In this case, after one end of the support frame 116 is inserted to a certain depth at one end of the fixing pipe 122, one end of the fixing pipe 122 is pressed to the support frame 116 and then fused by welding or the like to secure a fixed state .

The fixing pipe 122 has a function of extending the length of the fixing pipe 122 while maintaining a state of being inserted into the fixing pipe 122 to improve the rotation moment, And an auxiliary pipe 124 for increasing the strength of the installation and dismantling of the pipe.

The auxiliary pipe 124 is configured to have an outer diameter equal to or somewhat smaller than the inner diameter of the fixing pipe 122 so that the auxiliary pipe 124 can maintain a state of being formed inside the fixing pipe 122.

The auxiliary pipe 124 may be located at an outer diameter of the fixing pipe 122 to extend its length and may have a function of extending the length of the fixing pipe 122 It is possible to adopt any structure or form that can improve the rotation moment with respect to the height adjusting nut 40, as in the principle of the leverage.

In addition, the handle 120 includes a spring 126 for providing an elastic force to the auxiliary pipe 124.

The spring 126 provides an elastic force to keep the auxiliary tube 124 in a state of being always positioned inside the fixed tube 122 so that the operator can adjust the auxiliary tube 124 in a fixed The auxiliary pipe 124 is automatically returned to the fixed pipe 122 when the gripping force of the auxiliary pipe 124 is removed.

In this case, the spring 126 is disposed between one end of the mounting part 110 and the auxiliary pipe 124 to provide an elastic force to the auxiliary pipe 124.

Of course, the spring 126 is not limited to the structure formed between the mounting portion 110 and the auxiliary pipe 124, and may be configured to maintain the state where the auxiliary pipe 124 is positioned in the fixing pipe 112 Any structure or shape that provides an elastic force can be adopted.

A stopper 128 is provided at one end of the auxiliary pipe 124 to restrict the return length when the spring 126 returns to the fixing pipe 122.

The stopper 128 is fixed to one end of the auxiliary pipe 124 and is engaged with one end of the fixing pipe 122 so that the auxiliary pipe 124 returned by the elastic force of the spring 126 is inserted into the fixing pipe 122 So that the auxiliary pipe 124 can be easily grasped when it is desired to use the auxiliary pipe 124 later.

And the stopper 128 may be of any structure or form that allows the ease of use to be limited by restricting the return length when the auxiliary tube 124 is returned to the fixed tube 122 Do.

When the auxiliary pipe 124 is returned to the one end of the stopper 128 by the elastic force of the spring 126, the elastic force of the spring 126 causes the stopper 128 and the fixing pipe 122 to impact and / And a cushioning member 129 having a predetermined thickness for preventing noise generated during a shock.

The buffer member 129 protects the stopper 128 by reducing shock and noise generated between the stopper 128 and the fixing pipe 122 and buffering the buffer member.

In this case, the buffer member 129 may be made of rubber, silicone, or synthetic resin, and may be any material that can buffer shock or noise generated between the stopper 128 and the fixing pipe 122 .

As described above, the height adjustment wrench 100 of the constructed construction support can be applied to the height adjustment nut 40 divided into 'A' to 'C' shapes as described above, It is possible to prevent a noise or a safety accident occurring at the time of installation and disassembly operation for the main body 40.

The height adjustment wrench 100 of the construction support is constructed by forming the auxiliary pipe 124 extending in the fixed pipe 122 by a predetermined length so that the force for the rotation moment is increased, It is easy and convenient to install and disassemble it.

≪ Embodiment 2 >

The same reference numerals are used for the same components as those in the first embodiment, and a detailed description thereof will be omitted.

9 and 10, the wrench 100 for the height adjusting nut of the construction support of the second embodiment includes a mounting part 110 and a hand holding part 120.

In addition, the handle 120 includes a fixing pipe 122 and an auxiliary pipe 124.

Further, a guide groove 123 having a predetermined depth is formed in the fixing pipe 122.

The guide groove 123 is formed along the longitudinal direction of the fixing pipe 122 on the inner surface of the fixing pipe 122.

Further, the guide groove 123 is composed of a plurality of guide grooves.

In this case, the guide grooves 123 are formed in mutually symmetrical directions.

The auxiliary pipe 124 is formed with a guide protrusion 125 protruding by a predetermined length from the outer circumference.

The guide protrusion 125 is configured to be inserted into the guide groove 123.

This is because when the auxiliary pipe 124 is pulled out from the fixing pipe 122 and the mounting and dismounting operation of the height adjusting nut 40 is performed, the auxiliary pipe 124 is rotated with respect to the fixing pipe 122, So that smooth installation and dismantling work can be interfered with.

The above description is only one example for implementing the height-adjusting wrench of the construction support, and the present invention is not limited to the above-described embodiment. It will be understood by those skilled in the art that various changes may be made without departing from the spirit and scope of the invention.

100: Wrench for height adjustment nut 110:
112: body 114: insertion hole
116: supporting frame 118: insertion groove
120: handle 122: fixed pipe
123: guide groove 124: auxiliary pipe
125: guide projection 126: spring
128: stopper 129: buffer member

Claims (5)

A plurality of supports configured between the slabs of the building to support the dies for forming the slabs;
And a height adjustment nut (40) for adjusting the height of the support so as to install and disassemble the support constructed between the slabs;
The height adjustment nut 40 has an 'A' shape in which protrusions are symmetrically formed at both ends, a 'B' shape in which protrusions are formed at equal intervals of 120 °, and a shape in which the protrusions are formed and symmetrical at one end Quot; C "
And a height adjustment nut wrench 100 applied to the height adjustment nuts 40 of the 'A' to 'C' shapes to perform installation and disassembly of the height adjustment nut 40,
The height adjustment nut wrench (100)
A mounting portion 110 configured to support protrusions formed on the height adjusting nut 40; And
And a grip portion 120 extending from the one end of the mounting portion 110 by a predetermined length so as to be gripped by an operator,
The handle 120 includes:
A fixing pipe 122 having one end fixed to one end of the mounting part 110 and having a predetermined length; And
And an auxiliary pipe (124) for extending a predetermined length from the fixing pipe (122) to increase the rotation moment as needed, thereby facilitating installation and disassembly of the height adjusting nut (40)
In the handle 120,
And a spring (126) for providing an elastic force to maintain the inserted state when the auxiliary pipe (124) is not drawn out from the fixed pipe (122);
A stopper 128 for restricting an insertion depth of the auxiliary pipe 124 in a state of being returned to the fixing pipe 122 by an elastic force of the spring 126;
Wherein the support wrench comprises: delete [2] The apparatus according to claim 1, wherein the mounting portion (110)
A body 112;
An insertion hole 114 into which the projection formed on the height adjusting nut 40 formed at one end of the body 112 is inserted;
The height adjustment nut 40 is formed at the other end of the body 112 and the height adjustment nut 40 can be easily installed and dismounted as the projection formed on the other side in the 'A' and 'C' A pedestal 116 formed to have a predetermined length for fixing the handle 120; And
B 'shape of the height adjusting nut 40 formed at one side of the body 112 so that the height adjusting nut 40 can be installed and disassembled An insertion groove 118;
Wherein the support wrench comprises: delete delete

Images