CN213671982U

CN213671982U - Be used for drilling depth limiting ruler

Info

Publication number: CN213671982U
Application number: CN202021534187.0U
Authority: CN
Inventors: 马源; 刘中; 刘登辉; 郭闯; 刘伟
Original assignee: China Construction First Group Corp Ltd; China Construction First Bureau Group North China Construction Co Ltd
Current assignee: China Construction First Group Corp Ltd; China Construction First Bureau Group North China Construction Co Ltd
Priority date: 2020-07-29
Filing date: 2020-07-29
Publication date: 2021-07-13
Anticipated expiration: 2030-07-29

Abstract

The utility model relates to an existing building masonry structure and structural reinforcement bar planting drilling technical field, concretely relates to be used for drilling depth limit chi, including annular connecting piece, annular connecting piece is two semicircle bodies that have the ear, is equipped with the through-hole at the ear of one of them semicircle body, is equipped with first screw hole at the ear of another semicircle body, has worn the fastener in through-hole and the first screw hole, is equipped with the articulated elements opposite at the ear of semicircle body, and annular connecting piece demountable fixation is on the handheld position of boring of installation drill bit. The articulated elements top sets firmly support piece, and the activity sets up the spacing chi on support piece, and the spacing chi can be followed the drill bit direction horizontal slip on support piece, still is equipped with the piece that compresses tightly above support piece, compresses tightly the piece and compresses tightly the spacing chi through support piece. The utility model discloses an installation spacing chi on handheld brill, through adjusting the spacing chi and confirm the drilling depth, construction easy operation realizes the promotion of work efficiency, quality.

Description

Be used for drilling depth limiting ruler

Technical Field

The utility model relates to an existing building masonry structure and structural reinforcement bar planting drilling technical field, concretely relates to be used for drilling depth limiting ruler.

Background

Aiming at the problems that the drilling depth of secondary structure bar planting drilling and post-anchoring bar planting drilling is not easy to control, the work efficiency is low, the drilling depth is insufficient and the like, the existing construction technology is less, the drilling depth is not easy to control, the drilling depth needs to be measured for multiple times, and the problems of low construction work efficiency, insufficient drilling depth and the like exist.

For example: in the decoration project of a certain house in a corridor city, the total building area is 11.6 square meters, wherein seven single bodies are 18 layers on the ground and 2 layers underground; and 1, underground garage. The hole drilling engineering quantity of the embedded steel bars of the masonry structure is large, the ground pipelines are laid more, the hole drilling quality requirement of the embedded steel bars is high, the protection requirement on finished products of the hidden line laying pipes is high, the maintenance cost is high, and the construction quality and the cost are greatly influenced. In order to ensure the drilling, the bar planting construction quality, the finished product protection and the construction period requirement in the bar planting hole building process, the drilling depth limiting ruler is adopted, and the problems of one-time drilling depth reaching, low work efficiency and quality improvement are properly solved.

Disclosure of Invention

In order to solve the problems existing in the prior art, the utility model provides a be used for drilling depth limiting ruler adopts following technical scheme:

a limiting ruler for drilling depth comprises an annular connecting piece, wherein the annular connecting piece is two semicircular bodies with ears, a through hole is formed in the ear of one semicircular body, a first threaded hole is formed in the ear of the other semicircular body, fasteners penetrate through the through hole and the first threaded hole, an articulated piece is arranged opposite to the ear of the semicircular body, and the annular connecting piece is detachably fixed on a handheld drill part for mounting a drill bit;

the drill bit is characterized in that a support piece is fixedly arranged above the hinged piece, a limiting ruler is movably arranged on the support piece, the limiting ruler can slide left and right on the support piece along the direction of the drill bit, a pressing piece is further arranged above the support piece, and the pressing piece presses the limiting ruler through the support piece.

Further, the annular connecting piece is one or more than one.

Further, when the number of the annular connecting pieces is more than one, the supporting piece is fixedly connected with the hinged pieces on all the annular connecting pieces.

Further, the fastener is a screw.

Furthermore, the articulated elements are hinges, and the supporting pieces are fixedly connected with the hinges.

Further, the supporting piece is a horizontally placed cylinder, U-shaped or V-shaped structure.

Further, when the supporting piece is a horizontally placed cylinder, the pressing piece is a bolt, the limiting ruler horizontally penetrates through the cylinder, a second threaded hole is formed in the upper portion of the cylinder, perpendicular to the axis, and the bolt penetrates through the second threaded hole to press the limiting ruler.

Further, when the supporting piece is of a U-shaped or V-shaped structure which is horizontally placed, the pressing piece is a pressing plate and a bolt assembly, the limiting ruler is horizontally placed in a groove of the U-shaped or V-shaped structure, the pressing plate is erected on two edges of the U-shaped or V-shaped structure, a third threaded hole is vertically formed in the pressing plate, and the bolt penetrates through the third threaded hole to press the limiting ruler.

Further, the length of the limiting ruler is larger than that of the drill bit.

Further, the limiting ruler is of a rod-shaped structure made of non-elastic materials.

Compared with the prior art, the utility model discloses a characteristics and beneficial effect:

the utility model discloses an installation spacing chi on handheld brill, through adjusting the spacing chi and confirm the drilling depth, construction easy operation realizes the promotion of work efficiency, quality.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings.

Fig. 1 is a schematic structural view of a depth limiting ruler for drilling provided by the present invention;

FIG. 2 is a left side view of FIG. 1;

FIG. 3 is a schematic structural view of the pressing member when the supporting member has a U-shaped structure;

FIG. 4 is a schematic structural view of the pressing member when the supporting member has a V-shaped structure;

fig. 5 is a schematic view of the present invention.

Reference numerals: 1-drill bit, 2-hand drill, 3-fastener, 4-limiting ruler, 5-support piece, 6-pressing piece, 61-pressing plate, 7-annular connecting piece and 8-hinge piece.

Detailed Description

See figures 1 to 4 for examples.

As shown in fig. 1 and 2, a limiting ruler for drilling depth comprises an annular connecting piece 7, wherein the annular connecting piece 7 is two semicircular bodies with ears, a through hole is formed in the ear of one semicircular body, a first threaded hole is formed in the ear of the other semicircular body, a fastening piece 3 penetrates through the through hole and the first threaded hole, a hinge piece 8 is arranged opposite to the ear of the semicircular body, and the annular connecting piece 7 is detachably fixed on a position of a handheld drill 2 for mounting a drill bit 1;

the upper portion of the hinged part 8 is fixedly provided with a supporting part 5, the supporting part 5 is movably provided with a limiting ruler 4, the limiting ruler 4 can slide left and right on the supporting part 5 along the direction of the drill bit 1, a pressing part 6 is further arranged above the supporting part 5, and the pressing part 6 presses the limiting ruler 4 through the supporting part 5.

The limiting ruler 4 is a rod-shaped structure made of non-elastic materials, such as hard metal materials like steel bars.

The length of the limiting ruler 4 is larger than that of the drill bit 1.

The number of the annular connecting pieces 7 is two.

The fastener 3 is a screw.

The articulated elements 8 are hinges, and the supporting elements 5 are fixedly connected with the hinges.

The supporting piece 5 is a horizontally placed cylinder, U-shaped or V-shaped structure.

When the supporting piece 5 is a horizontally placed cylinder, the pressing piece 6 is a bolt, the limiting ruler 4 horizontally penetrates through the cylinder, a second threaded hole is formed in the upper portion of the cylinder, perpendicular to the axis, and the bolt penetrates through the second threaded hole to press the limiting ruler 4.

As shown in fig. 3 and 4, when the supporting member 5 is a U-shaped or V-shaped structure which is horizontally placed, the pressing member 6 is a pressing plate 61 and a bolt assembly, the position-limiting ruler 4 is horizontally placed in a groove of the U-shaped or V-shaped structure, the pressing plate 61 is erected on two sides of the U-shaped or V-shaped structure, a third threaded hole is vertically formed in the pressing plate 61, and the bolt penetrates through the third threaded hole to press the position-limiting ruler 4.

The use method of the drilling depth limiting ruler comprises the following steps:

as shown in fig. 5

1. On-the-spot drilling operating personnel install drilling depth limit ruler on handheld brill 2, measure the distance between drill bit 1 and the 4 heads of limit ruler through the tape measure, confirm drilling depth H, and drilling depth H confirms the back and prevents to remove through compressing tightly 6 fastening limit ruler 4 of piece.

2. When the drilling depth reaches a certain depth and the head of the limiting ruler 4 is contacted with the building, the preset drilling depth H is proved to be reached, and the operation is stopped at the moment.

The drawings in the present specification are schematic views to assist in explaining the concept of the present invention, and schematically show the shapes of the respective portions and the mutual relationships thereof. It should be noted that for the sake of clarity in showing the structures of the various components of the embodiments of the present invention, the drawings are not drawn to the same scale. Like reference numerals are used to denote like parts.

The embodiments described herein are specific embodiments of the present invention, and are intended to be illustrative of the concepts of the present invention, which are intended to be illustrative and exemplary, and should not be construed as limiting the scope of the embodiments of the present invention. In addition to the embodiments described herein, those skilled in the art will be able to employ other technical solutions which are obvious based on the disclosure of the claims and the specification of the present application, and these technical solutions include technical solutions which make any obvious replacement or modification for the embodiments described herein.

Claims

1. The utility model provides a be used for drilling depth gauge rod which characterized in that: the drilling tool comprises an annular connecting piece (7), wherein the annular connecting piece (7) is two semicircular bodies with ears, a through hole is formed in the ear of one semicircular body, a first threaded hole is formed in the ear of the other semicircular body, fasteners (3) penetrate through the through hole and the first threaded hole, an articulated piece (8) is arranged opposite to the ear of the semicircular body, and the annular connecting piece (7) is detachably fixed on a handheld drill (2) for mounting a drill bit (1);

the drilling bit is characterized in that a supporting piece (5) is fixedly arranged above the hinge piece (8), a limiting ruler (4) is movably arranged on the supporting piece (5), the limiting ruler (4) can slide left and right along the direction of the drilling bit (1) on the supporting piece (5), a pressing piece (6) is further arranged above the supporting piece (5), and the pressing piece (6) is pressed against the limiting ruler (4) through the supporting piece (5).

2. The gauge according to claim 1, wherein: the number of the annular connecting pieces (7) is one or more than one.

3. The gauge according to claim 2, wherein: when more than one annular connecting piece (7) is arranged, the supporting piece (5) is fixedly connected with the hinged pieces (8) on all the annular connecting pieces (7).

4. The gauge according to claim 1, wherein: the fastener (3) is a screw.

5. The gauge according to claim 1, wherein: the articulated elements (8) are hinges, and the supporting elements (5) are fixedly connected with the hinges.

6. The gauge according to claim 1, wherein: the supporting piece (5) is a horizontally placed cylinder, U-shaped or V-shaped structure.

7. The gauge according to claim 6, wherein: when the supporting piece (5) is a horizontally placed cylinder, the pressing piece (6) is a bolt, the limiting ruler (4) horizontally penetrates through the cylinder, a second threaded hole is formed in the upper portion of the cylinder, perpendicular to the axis, and the bolt penetrates through the second threaded hole to press the limiting ruler (4).

8. The gauge according to claim 6, wherein: when the supporting piece (5) is of a U-shaped or V-shaped structure which is horizontally placed, the pressing piece (6) is a pressing plate (61) and a bolt assembly, the limiting ruler (4) is horizontally placed in a groove of the U-shaped or V-shaped structure, the pressing plate (61) is erected on two sides of the U-shaped or V-shaped structure, a third threaded hole is vertically formed in the pressing plate (61), and the bolt penetrates through the third threaded hole to press the limiting ruler (4).

9. The gauge according to claim 1, wherein: the length of the limiting ruler (4) is larger than that of the drill bit (1).

10. The gauge for bore depth according to any one of claims 1 to 9, wherein: the limiting ruler (4) is of a rod-shaped structure made of non-elastic materials.