JP3121330U - Clip-type floor concrete level adjuster - Google Patents

Abstract

PROBLEM TO BE SOLVED: To develop and provide an economical clip-type floor concrete level adjuster which has good workability, can be easily and quickly installed by anyone, has a simple structure and is not easily broken.
SOLUTION: Adhesive members are respectively attached to an inner surface portion, are pivotally opened / closed around a fulcrum, and are positioned symmetrically on the left and right ends of a grip portion and a lower end portion of the grip portion, and have a width on one side. In order to make it possible to hold the gripping part naturally when the handle part is released, the gripping part opening / closing handle part provided with a narrow dimension, and the elastic member provided by connecting and locking between the left and right handle parts, and the natural release of the gripping part In order to prevent this, the holding part is provided with a plurality of locking projections on the back side of one handle, and a fixing member that can be moved up and down on the back side of the other handle. It consists of a level display that is arranged in the longitudinal direction of the grip part of the wide handle and the base of the wide handle, and adjusts the grip part to the vertical bar while adjusting the side of the wide handle to match the concrete floor level when in use. Used for locking and fixing.
[Selection] Figure 4

Description

  The present invention relates to a clip-type floor concrete level adjuster that is used by being locked and fixed to a vertical line located on a wall surface of a house or the like.

  Conventionally, in the construction of reinforced concrete buildings, it was necessary to finish the slab surface to a horizontal plane at a predetermined position when placing concrete.

  Before placing, place reinforcing bars on the upper surface of the floor formwork, measure it with a leveling instrument at the required place of the extension, mark it, or put a concrete block of a predetermined height on the slab surface Or a jig having a predetermined height is fixed with a nail or the like and protruded.

  However, when placing concrete, an operator may accidentally kick a concrete lump or a jig having a predetermined height, which is difficult to see. In addition, the locking arm locks the assembled rebar from below, making it difficult to set, and as a result of touching the bottom of this locking arm, the level adjuster tilts or breaks, There was a drawback of not doing it.

  Furthermore, since this adjuster is buried in the concrete, when the concrete is cast and cured, the nail protrudes from the concrete when the floor formwork is removed, and this protrusion is cut. However, there was also a drawback that the ceiling surface became dirty due to moisture.

  Accordingly, a level adjuster disclosed in Japanese Patent Application Laid-Open No. 2004-150223 has been invented in order to solve the above problem. However, the problem of workability has been raised as a new problem of the present invention. Installation work of concrete level adjusters is not limited to men but may be done by women, especially for women, it turns out that work is difficult due to lack of power, and further solutions to solve them are desired ing.

Other than the above, the patent documents of level adjusters filed so far are introduced for reference. (See Patent Documents 1 and 2.)
JP 2003-247345 A Utility model registration No. 3118741

  Therefore, in order to solve the above-mentioned problems, the present invention has developed an economical clip-type floor concrete level adjuster that has good workability, can be easily and quickly installed by anyone, has a simple structure and is not easily broken.・ It is to provide.

  As means for solving this problem, adhesive members such as double-sided tape are respectively attached to the inner surface, and a gripping portion that is pivotally opened / closed around a fulcrum and fixed to the vertical stripe portion, and left and right of the lower end of the gripping portion In order to make it possible to hold the gripping part naturally when the handle part is released and the grip part for opening and closing the grip part that is located symmetrically and narrowed on one side, it is connected and locked between the left and right handle parts. In order to prevent natural release of the elastic member and the gripping portion, a plurality of locking projections are provided on one handle back surface, and a fixing member that can be moved up and down is fixed to the other handle back surface. It consists of an open-and-close fixing member for preventing the natural gripping part and a level display arranged in the longitudinal direction of the gripping part of the base part of the wide handle. While using the gripping part locked and fixed to the vertical muscle part Than it is.

  As an effect of this device, adhesive members such as double-sided tape are respectively attached to the inner surface, and the gripping portion that is pivotally opened / closed around the fulcrum and fixed to the vertical stripe portion is positioned symmetrically with the lower end of the gripping portion. And a gripping part opening / closing handle part provided with a narrowed width dimension on one side, and an elastic member provided to be connected and locked between the left and right handle parts in order to enable the gripping part to be naturally held when the handle part is released, In order to prevent natural release of the gripping part, a gripping part natural part provided with a plurality of locking projections on one handle back surface and a vertically movable fixing member fixed to the other handle back surface part Opening / closing type fixing member for preventing release and level display arranged in the longitudinal direction of the gripping part of the wide handle base, and gripping while using the side of the wide handle to adjust to the concrete floor level when in use The workability is improved by locking and fixing the part to the vertical streak. Well, anyone to easily and quickly can be mounted, the structure is not easily broken simple, like it is economical, but achieve the Naru extremely beneficial effect.

  As the best mode of this device, since the outer diameter of the reinforcing bar varies depending on the work site, the inner diameter of the gripping part that can be used at any work site is formed. It is important to set the width dimension difference within an allowable range in consideration of the concrete inclination angle.

  Therefore, one embodiment of the present invention will be described in detail with reference to FIGS. 1 to 3. The level adjuster is used by being locked to a vertical line located on a wall surface of a house or the like, and the level adjuster (1 ) Are adhesive members (1c ′) and (1d ′) such as double-sided tapes attached to the inner surface part, and are held and opened around the fulcrum (P) and fixed to the vertical line (RE1) part ( 1c) (1d), gripping parts (1c) (1d), gripping part opening / closing handles (1a) (1b) which are located symmetrically at the lower ends of the gripping parts and narrowed on one side, In order to allow the gripping portions (1c) and (1d) to be naturally held when the portion is released, the elastic member (1f) provided to be connected and locked between the left and right handle portions and one of the gripping portions to prevent natural release. A plurality of locking projections (1h) are provided on the handle rear surface, and the fixed portion is movable up and down on the other handle rear surface. (1g) comprising a gripping part natural release preventing open / close fixing member (1g) and a gripping part (1c) of a wide handle root part, and a level display (1e) arranged in parallel in the longitudinal direction, and When using, adjust the grip part (1c) (1d) to the vertical bar (RE1) while adjusting the wide handle side face (1a ') to match the level (CL) of the concrete floor. It consists of a clip-type floor concrete level adjuster characterized by being used.

  Next, the details of the material, dimensions, etc. of this device will be explained. First, the material is integrally formed of resin except for adhesive members (1c ′) (1d ′) such as double-sided tape to be attached to the inner surface of the gripping part. Yes. The inner diameter dimensions of the gripping portions (1c) and (1d) are set to dimensions that can be gripped by any of the external reinforcing bars of φ10 mmφ, φ13 mm, and φ16 mm, and the length of the gripping portion is 50 mm.

  Further, the grip portions (1a) and (1b), which are fixed to the lower end portions of the grip portions (1c) and (1d) and open and close the grip portions (1c) and (1d), are symmetrically positioned as shown in FIG. The plate has a thickness of about 5 mm, a width of 22 mm on the left side and 16 mm on the right side, and a length of about 80 mm from the center of the grip. The purpose of changing the left and right width dimensions is to make the left handle (1a) wider so that the operator does not hesitate to set the level reference to the left or right when using it on an inclined surface. The standard is unified to the left wide side. And the some uneven | corrugated | grooved part provided in the right-and-left handle part (1a) (1b) front and back is provided in order to increase rigidity.

  In addition, an elastic member (1f) for allowing the gripping portions (1c) and (1d) to be naturally held when the handle portion is released is connected and locked to the middle upper portion of the left and right handles. In order to prevent spontaneous release of the gripping part, a plurality of locking projections (1h) each having a width of about 15 mm are provided on one handle rear surface, and the other handle rear surface can move up and down. An opening / closing type fixing member (1g) for preventing spontaneous release of the gripping portion provided by fixing a 15mm fixing member (1g) is provided.

  And the level display (1e) for displaying the installation place of a level adjustment tool is provided along with the holding part (1c) longitudinal direction of the base part of a wide handle. The length of the level display (1e) is about 41 mm from the center of the handle, and is set to about 30 mm from the side surface (1a ') of the wide handle of the level alignment reference.

  Next, the mounting method of the present invention will be described. As shown in FIG. 4, the height of the laser beam is adjusted according to the concrete floor (CL) which is the finished surface, and the level adjuster (1) is RE1) is temporarily fixed to one end and moved while adjusting the height so that the position of the laser beam coincides with the wide handle side surface (1a ') of the level adjuster, and when the position matches, the handle (1a) (1b) is moved. Release and fix with gripping parts (1c) (1d).

  As another example, as shown in FIGS. 5A and 5B, a steel C-shaped ring type level adjuster (1 ′) that employs a washing clip method often used in normal daily life is used. A steel C-shaped ring may be used as the elastic member (1f ′) for fixing the portion. However, there is a possibility that the manufacturing cost is slightly higher than that in the first embodiment.

The clip-type floor concrete level adjuster of this device has good workability, can be easily and quickly installed by anyone, has a simple structure, is hard to break, and is economical, contributing to many civil engineering and construction markets. This has industrial applicability.

One Example of this invention is shown, (A) is a partially broken plan view, (B) is a front view. One Example of this invention is shown, (A) is a left view, (B) is a right view. One Example of this invention is shown, (A) is an aa arrow sectional view of Drawing 1 (B), (B) is a bb arrow sectional view of Drawing 1 (B). The usage example of this invention is shown and it is a partially missing side view. The other Example is shown, (A) is a partially cutaway plan view of a steel C-shaped ring type level adjuster, and (B) is a front view.

Explanation of symbols

1 Level adjuster 1 'Steel C-shaped ring type level adjuster 1a Handle (wide side)
1a 'Side of wide handle 1b Handle (narrow side)
1c Gripping part 1c 'Adhesive member 1d Gripping part 1d' Adhesive member 1e Level display 1f Elastic member 1f 'Elastic member (steel C-shaped ring)
1g Fixing member 1h Locking protrusion CL Concrete floor level P Support point RE1 Longitudinal line RE2 Horizontal line

Claims (1)

  A level adjuster that is used by being locked and fixed to a vertical line located on a wall surface of a house or the like, and the level adjuster (1) is an adhesive member (1c ′) (1d ′) such as a double-sided tape on the inner surface. ) Are attached to the left and right sides of the lower ends of the gripping portions (1c) and (1d) and the gripping portions (1c) and (1d). In order to enable natural holding of the gripping part opening / closing handle part (1a) (1b) which is located symmetrically and which is provided with a narrow width dimension on one side, and the gripping part (1c) (1d) when the handle part is released, A plurality of locking projections (1h) are provided on the back surface of one of the grips to prevent the release of the elastic member (1f) between the left and right handle parts and the gripping part; and An open / close-type fixing unit for preventing the natural release of the gripping part provided with a fixing member (1 g) that can be moved up and down fixedly on the back surface of the other handle It consists of a member (1g) and a level indicator (1e) juxtaposed in the longitudinal direction of the grip part (1c) of the base part of the wide handle, and when used, the side surface part (1a ') of the wide handle is a concrete floor level (CL The clip-type floor concrete level adjuster is characterized in that the gripping portions (1c) and (1d) are locked and fixed to the vertical streak portion (RE1) while being adjusted so as to conform to the above.

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