CN219667827U - Combined ruler set for engineering drawing - Google Patents

Abstract

The utility model discloses a combined ruler for engineering drawing, which belongs to the technical field of engineering drawing tools and comprises a triangular ruler, wherein a T-shaped chute is formed in the edge of the bottom surface of the triangular ruler, a T-shaped sliding block is movably connected to the T-shaped chute, a connecting block is integrally formed at one end of the T-shaped sliding block, which is close to a port of the T-shaped chute, a first locking screw is symmetrically screwed to the surface of the connecting block, which is far away from the triangular ruler, and penetrates through the connecting block and is abutted to the edge of the T-shaped chute, an identification block is integrally formed at the edge of the top of the connecting block, a first scale mark is arranged at the top of the T-shaped chute, a pencil is inserted into the top of the connecting block, the pencil penetrates through the connecting block, and a second locking screw is screwed between the first locking screws.

Description

Combined ruler set for engineering drawing

Technical Field

The utility model relates to the technical field of engineering drawing tools, in particular to a combined ruler set for engineering drawing.

Background

The engineering drawing is an important process in engineering technology, in engineering drawing, people sometimes need to use various drawing tools, such as compasses, graduated scales, T-shaped plates, curve plates and the like, sometimes need to mutually cooperate with various tools for use, the problem that the use is inconvenient and time and labor are wasted exists, thereby seriously affecting the efficiency of engineering drawing, the prior patent is a combined ruler for engineering drawing, in the patent application number 202123252467.X, the locating square tube and the triangular square are rotated through the locating column and the threaded column, an included angle is formed between the locating square tube and the triangular square, and then the butterfly nut on the surface of the threaded column is rotated, so that the butterfly nut stretches into the concave groove, the U-shaped seat is convenient to tighten, the damping effect of the U-shaped seat and the locating square tube is increased, the fixing of the inclination angle of the locating square tube is realized, the conical part at one end of the triangular square is matched with a drawing paper, and the circular drawing is convenient to be used as the circle center of circle drawing of circles with different diameters according to practical requirements.

However, in the patent application No. 202123252467.X, the drawing of circles or arcs with different diameters is not limited by the dimensions, so that the drawing of circles or arcs is not accurate enough, thereby affecting the drawing quality, so we propose a combined ruler set for engineering drawing to solve the above-mentioned problems.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems existing in the prior art, the utility model aims to provide a combined ruler set for engineering drawing, which can accurately restrict the sizes of different circles or radians, and can ensure the accuracy of the sizes by rotating the triangular ruler with a positioning column as a circle center, thereby ensuring the drawing quality.

2. Technical proposal

In order to solve the problems, the utility model adopts the following technical scheme.

The combined ruler set for engineering drawing includes triangular ruler;

the edge of the bottom surface of the triangular rule is provided with a T-shaped sliding groove, the T-shaped sliding groove is movably connected with a T-shaped sliding block, one end of the T-shaped sliding block, which is close to a port of the T-shaped sliding groove, is integrally formed with a connecting block, the surface of the connecting block, which is far away from the triangular rule, is symmetrically and spirally connected with a first locking screw, and the first locking screw penetrates through the connecting block and is abutted against the edge of the T-shaped sliding groove;

the top edge of the connecting block is integrally formed with a marking block, and the top of the T-shaped chute is provided with a first scale mark;

the pencil is inserted into the top of the connecting block, the pencil penetrates through the connecting block, a second locking screw is screwed between the first locking screws, and the second locking screw is abutted against the pencil;

the triangular rule is characterized in that a positioning column is arranged at the bottom end of the triangular rule, and the bottom end of the positioning column is in a conical structure.

Further, a through hole is formed in the insertion position of the connecting block and the pencil, and the inner diameter of the through hole is matched with the outer diameter of the pencil.

Further, the second locking screw extends to the inner side of the through hole formed in the connecting block.

Further, the marking block is arranged in a triangular structure, the central line of the marking block and the central line of the pencil are positioned at the same horizontal plane, and the marking block is matched with the first scale line.

Furthermore, the triangular ruler is made of stainless steel, and the triangular ruler, the T-shaped sliding groove and the positioning column are of an integrated structure.

Further, second scale marks are arranged below the T-shaped sliding groove and at the edge of the top of the triangular ruler, and zero scale positions of the second scale marks arranged below the T-shaped sliding groove correspond to the central axis of the positioning column.

Further, round holes, square holes and rectangular holes are respectively formed in the surface of the triangular ruler.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages that:

(1) According to the scheme, the positioning column is spliced with the paper to serve as a circle center, then the T-shaped sliding block moves at the T-shaped sliding groove and corresponds to the first scale mark through the identification block, so that different circular or radian sizes can be precisely restrained, then the connecting block is locked through the first locking screw, the pencil core of the pencil is abutted against the paper, then the pencil is locked through the second locking screw, the positioning column serves as the circle center to enable the triangular square to rotate, the size precision can be guaranteed, and drawing quality is guaranteed.

(2) According to the scheme, the zero scale position of the second scale mark arranged below the T-shaped chute corresponds to the central axis position of the positioning column, and the displacement is more accurate compared with the displacement of the connecting block relative to the central axis of the positioning column.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of a T-shaped chute according to the present utility model;

FIG. 3 is a schematic view of a T-shaped slider structure of the present utility model;

FIG. 4 is a schematic view of a connecting block according to the present utility model;

FIG. 5 is an enlarged schematic view of portion A of the present utility model;

fig. 6 is a schematic structural diagram of the present utility model at another view angle.

The reference numerals in the figures illustrate:

1. a triangular ruler; 2. t-shaped sliding grooves; 3. a connecting block; 4. a T-shaped slider; 5. a first locking screw; 6. a second locking screw; 7. a pencil; 8. identifying the block; 9. positioning columns; 10. a first scale line; 11. a second graduation mark; 12. a round hole; 13. square holes; 14. rectangular holes.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model; it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.

Examples:

referring to fig. 1-6, a combined ruler set for engineering drawing comprises a triangular ruler 1;

the edge of the bottom surface of the triangular rule 1 is provided with a T-shaped chute 2, the T-shaped chute 2 is movably connected with a T-shaped slide block 4, one end of the T-shaped slide block 4 close to the port of the T-shaped chute 2 is integrally formed with a connecting block 3, the surface of the connecting block 3 far away from the triangular rule 1 is symmetrically and spirally connected with a first locking screw 5, and the first locking screw 5 penetrates through the connecting block 3 and is abutted against the edge of the T-shaped chute 2;

the top edge of the connecting block 3 is integrally formed with a marking block 8,T, and the top of the chute 2 is provided with a first scale mark 10;

the top of the connecting block 3 is inserted with a pencil 7, the pencil 7 penetrates through the connecting block 3, a second locking screw 6 is screwed between the first locking screws 5, and the second locking screw 6 is abutted against the pencil 7;

a positioning column 9 is arranged at the bottom end of the triangular ruler 1, and the bottom end of the positioning column 9 is in a conical structure;

it should be noted that, through pegging graft pencil 7 in connecting block 3 department, utilize T shape slider 4 to assemble connecting block 3 in the T shape spout 2 department that set up of triangular rule 1, make the reference column 9 that triangular rule 1 bottom set up peg graft mutually as the centre of a circle with the paper simultaneously, then make T shape slider 4 remove in T shape spout 2 department, correspond with first scale line 10 through marking block 8, thereby can accurate constraint different circular or radian's size, then lock connecting block 3 through first locking screw 5, then make pencil 7's refill department and paper butt, then lock pencil 7 through second locking screw 6, make triangular rule 1 rotate with reference column 9 as the centre of a circle, and then guarantee the quality of drawing.

Referring to fig. 3 and 4, a through hole is formed in the insertion position of the connecting block 3 and the pencil 7, the inner diameter of the through hole is matched with the outer diameter of the pencil 7, and the second locking screw 6 extends to the inner side of the through hole formed in the connecting block 3;

it should be noted that, the pencil 7 is conveniently and rapidly locked and fixed, and the pencil 7 is also conveniently disassembled and assembled.

Referring to fig. 3 and 4, the marking block 8 is arranged in a triangle structure, the central line of the marking block 8 arranged in the triangle structure and the central line of the pencil 7 are positioned at the same horizontal plane, and the marking block 8 is matched with the first scale line 10;

it should be noted that the precision of the connecting block 3 in cooperation with the pencil 7 in the moving process is ensured.

Referring to fig. 1 and 5, the triangular rule 1 is made of stainless steel, and the triangular rule 1, the T-shaped chute 2 and the positioning column 9 are integrally formed;

it should be noted that the stability of the overall structure of the triangular ruler 1 is ensured.

Referring to fig. 5, second graduation marks 11 are arranged below the T-shaped chute 2 and at the top edge of the triangular rule 1, and the zero graduation position of the second graduation mark 11 arranged below the T-shaped chute 2 corresponds to the central axis position of the positioning column 9;

the displacement of the connecting block 3 relative to the central axis of the positioning column 9 is more accurate.

Referring to fig. 1 and 6, the surface of the triangular square 1 is respectively provided with a round hole 12, a square hole 13 and a rectangular hole 14;

it should be noted that the drawing of circles, squares and rectangles of fixed dimensions is facilitated.

When in use: through pegging graft pencil 7 in connecting block 3 department, utilize T shape slider 4 to assemble connecting block 3 in the T shape spout 2 departments that set up of set square 1, make the reference column 9 that set square 1 bottom set up mutually peg graft as the centre of a circle with the paper simultaneously, then make T shape slider 4 remove in T shape spout 2 departments, it is corresponding with first scale line 10 through mark piece 8, thereby can accurate constraint the size of different circular or radian, then lock connecting block 3 through first locking screw 5, then make pencil 7's refill department and paper looks butt, then lock pencil 7 through second locking screw 6, make set square 1 rotate with reference column 9 as the centre of a circle.

The above description is only of the preferred embodiments of the present utility model; the scope of the utility model is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present utility model, and the technical solution and the improvement thereof are all covered by the protection scope of the present utility model.

Claims (7)

1. The utility model provides a combination rule set for engineering drawing, includes triangular rule (1), its characterized in that:

the square (1) is characterized in that a T-shaped sliding groove (2) is formed in the edge of the bottom surface of the square (1), a T-shaped sliding block (4) is movably connected to the T-shaped sliding groove (2), a connecting block (3) is integrally formed at one end, close to a port of the T-shaped sliding groove (2), of the T-shaped sliding block (4), first locking screws (5) are symmetrically screwed on the surface, far away from the square (1), of the connecting block (3), and the first locking screws (5) penetrate through the connecting block (3) and are abutted to the edge of the T-shaped sliding groove (2);

an identification block (8) is integrally formed at the top edge of the connecting block (3), and a first scale mark (10) is arranged at the top of the T-shaped chute (2);

the pencil (7) is inserted into the top of the connecting block (3), the pencil (7) penetrates through the connecting block (3), a second locking screw (6) is screwed between the first locking screws (5), and the second locking screw (6) is abutted against the pencil (7);

the triangular ruler is characterized in that a positioning column (9) is arranged at the bottom end of the triangular ruler (1), and the bottom end of the positioning column (9) is in a conical structure.

2. The composite ruler set for engineering drawing according to claim 1, wherein: the connecting block (3) is provided with a through hole at the inserting position of the pencil (7), and the inner diameter of the through hole is matched with the outer diameter of the pencil (7).

3. A composite ruler set for engineering drawing according to claim 2, wherein: the second locking screw (6) extends to the inner side of the through hole formed in the connecting block (3).

4. The composite ruler set for engineering drawing according to claim 1, wherein: the marking block (8) is arranged in a triangular structure, the central line of the marking block (8) and the central axis of the pencil (7) are arranged at the same horizontal plane, and the marking block (8) is matched with the first scale line (10).

5. The composite ruler set for engineering drawing according to claim 1, wherein: the triangular ruler (1) is made of stainless steel, and the triangular ruler (1), the T-shaped sliding groove (2) and the positioning column (9) are of an integrated structure.

6. The composite ruler set for engineering drawing according to claim 5, wherein: second scale marks (11) are arranged below the T-shaped sliding groove (2) and at the top edge of the triangular square (1), and zero scale positions of the second scale marks (11) arranged below the T-shaped sliding groove (2) correspond to the central axis positions of the positioning columns (9).

7. The composite ruler set for engineering drawing according to claim 1, wherein: the surface of the triangular ruler (1) is respectively provided with a round hole (12), a square hole (13) and a rectangular hole (14).