CN214606810U

CN214606810U - A multi-functional I-shaped chi for engineering drawing

Info

Publication number: CN214606810U
Application number: CN202120971949.1U
Authority: CN
Inventors: 秦豫
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-08
Filing date: 2021-05-08
Publication date: 2021-11-05
Anticipated expiration: 2031-05-08

Abstract

The invention discloses a multifunctional I-shaped ruler for engineering drawing, which comprises a T-shaped ruler, a second measuring ruler and a positioning ruler, wherein the T-shaped ruler comprises a transverse ruler and a vertical ruler which are fixedly connected, the upper end of the transverse ruler is provided with a sliding chute, a sliding sleeve is sleeved on the transverse ruler, a scale converter is embedded on the vertical ruler, the sliding chute is provided with cylindrical rotation restriction in a sliding manner, the upper side and the lower side of the sliding chute are symmetrically provided with two limiting sliding chutes, the lower end of the second measuring ruler is rotatably connected with the cylindrical rotation restriction, an electronic angle display is embedded on the second measuring ruler, and the positioning ruler is vertically and fixedly arranged at the lower end of the sliding sleeve. The oblique line can be drawn at an accurate angle, the conversion can be completed by the proportion converter at one time according to the drawing proportion requirement, and the drawing is more efficient.

Description

A multi-functional I-shaped chi for engineering drawing

Technical Field

The invention relates to the technical field of engineering drawing, in particular to a multifunctional H-shaped ruler for engineering drawing.

Background

Use the T square to accomplish the figure drawing basically in the engineering drawing, the T square can only draw horizontal line, needs the set square to assist when drawing vertical line and slash, wastes time and energy, when drawing the drawing, then the phenomenon that the ruler afterbody downward sloping of surpassing drawing board part under the effort of gravity action and nib can appear. Even if the multifunctional H-shaped ruler is pressed by fingers, the multifunctional H-shaped ruler cannot play a good fixing role due to the fact that drawn lines are too long and the moment is relatively long, and therefore the multifunctional H-shaped ruler for engineering drawing is provided for solving the problems.

Disclosure of Invention

Technical problem to be solved

In order to overcome prior art not enough, present a multi-functional I-shaped chi for engineering drawing, the locating ruler can be controlled and removed to according to the length adjustment position of drawing board, utilize perpendicular chi and locating ruler centre gripping drawing board, make more stable during the drawing, the second dipperstick can be controlled and removed and the cylindrical constraint rotation that rotates of revolving, combine electron angle display, but accurate angle drawing slash, the ratio converter can once only accomplish the conversion according to drawing the proportional requirement, it is more high-efficient to draw.

(II) technical scheme

The invention is realized by the following technical scheme: the invention provides a multifunctional H-shaped ruler for engineering drawing, which is characterized by comprising a T-shaped ruler, a second measuring ruler and a positioning ruler, wherein the T-shaped ruler comprises a transverse ruler and a vertical ruler which are fixedly connected, a sliding groove is formed in the upper end of the transverse ruler in the length direction, a sliding sleeve is sleeved on the transverse ruler, a proportion converter is inlaid on the vertical ruler, the sliding groove is provided with cylindrical rotation constraint in a sliding mode, two limiting sliding grooves are symmetrically formed in the upper side and the lower side of the sliding groove, protruding columns are symmetrically and fixedly arranged on the upper end and the lower end of the cylindrical rotation constraint in a symmetrical mode and are connected into the limiting sliding grooves in a sliding mode, the lower end of the second measuring ruler is rotatably connected with the cylindrical rotation constraint, an electronic angle display is inlaid on the second measuring ruler, and the positioning ruler is vertically and fixedly arranged at the lower end of the sliding sleeve.

Furthermore, scale marks are arranged on the transverse ruler and the second measuring ruler.

Furthermore, the lower end of the second measuring scale is semicircular and a connecting hole is formed in the circular position.

Furthermore, the upper end of the sliding sleeve is provided with a through hole for the second measuring scale to penetrate.

Furthermore, a fastening bolt is connected to the sliding sleeve in a threaded manner.

(III) advantageous effects

Compared with the prior art, the invention has the following beneficial effects:

1. the positioning ruler can be moved about to according to the length adjustment position of drawing board, utilize perpendicular chi and positioning ruler centre gripping drawing board, make more stable during the drawing.

2. The second dipperstick can remove about and rotate around cylindrical rotation restraint, combines electron angle display, but accurate angle draws slash.

3. The proportion converter can once only accomplish the conversion according to the drawing proportion requirement, and the drawing is more high-efficient.

Drawings

FIG. 1 is a schematic diagram of the present invention.

Fig. 2 is one of the usage state diagrams of the present invention.

Fig. 3 is a schematic view of the structure of a second measuring ruler according to the invention.

Fig. 4 is a schematic cross-sectional view of a cross-bar according to the present invention.

FIG. 5 is a schematic view of the connection structure of the positioning ruler and the sliding sleeve.

Fig. 6 is a schematic view of the cylindrical rotation restriction of the present invention.

1-T square; 2-a second measuring scale; 3-positioning a ruler; 4-a sliding sleeve; 5-a scale converter; 6-cylindrical rotational constraint; 7-an electronic angle display; 8-fastening bolts; 11-transverse ruler; 12-vertical ruler; 13-a chute; 14-a limit chute; 21-scale marking; 22-connecting hole; 61-convex column.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

A multifunctional i-square for engineering drafting, as shown in fig. 1, 2, 3, 4, 5 and 6, comprises a t-square 1, a second measuring ruler 2 and a positioning ruler 3, the T-square 1 comprises a transverse ruler 11 and a vertical ruler 12 which are fixedly connected, the upper end of the transverse ruler 11 is provided with a sliding groove 13 along the length direction, a sliding sleeve 4 is sleeved on the transverse ruler 11, a proportion converter 5 is embedded on the vertical ruler 12, the sliding groove 13 is provided with a cylindrical rotation restraint 6 in a sliding way, the upper side and the lower side of the sliding groove 13 are symmetrically provided with two limiting sliding grooves 14, the upper end and the lower end of the cylindrical rotation restraint 6 are symmetrically and fixedly provided with convex columns 61, the convex columns 61 are connected in the limiting sliding groove 14 in a sliding way, the lower extreme and the cylindrical rotation restraint 6 of second dipperstick 2 rotate to be connected, inlay on the second dipperstick 2 and have

electron angle display

7, 3 vertical fixed settings in the lower extreme of sliding sleeve 4 of spacer bar.

Wherein, the transverse ruler 11 and the second measuring ruler 2 are provided with scale marks 21; the lower end of the second measuring scale 2 is semicircular, and a connecting hole 22 is formed in the circular position; the upper end of the sliding sleeve 4 is provided with a through hole for the second measuring scale 2 to penetrate through; and a fastening bolt 8 is in threaded connection with the sliding sleeve 4.

When the multifunctional I-shaped ruler for engineering drawing is used specifically, the T-shaped ruler 1 comprises a transverse ruler 11 and a vertical ruler 12 which are fixedly connected, a sliding sleeve 4 is sleeved on the transverse ruler 11, the positioning ruler 3 is vertically and fixedly arranged at the lower end of the sliding sleeve 4, the position of the positioning ruler 3 can move left and right, so that two sides of a drawing board are clamped by the vertical ruler 12 and the positioning ruler 3 according to the length of the drawing board, a fastening bolt 8 is in threaded connection with the sliding sleeve 4, the fastening bolt 8 is screwed, and the position of the sliding sleeve 4 can be fixed by abutting against the transverse ruler 11, so that drawing is more stable.

Spout 13 has been seted up along length direction to the upper end of horizontal ruler 11, spout 13 slides and is provided with cylindrical rotation restraint 6, two spacing spouts 14 have been seted up to the upper and lower lateral symmetry of spout 13, cylindrical rotation restraint 6's last lower extreme symmetry is fixed and is provided with projection 61, projection 61 sliding connection is within spacing spout 14, make projection 61 remove about only in spout 13, can not rotate, the lower extreme and the cylindrical rotation restraint 6 of second dipperstick 2 rotate and be connected, second dipperstick 2 can rotate around cylindrical rotation restraint 6, combine the electron angle display 7 that sets up on the second dipperstick 2, but accurate angle drawing slash, inlay scale converter 5 on the vertical ruler 12, can once only accomplish the conversion according to drawing the proportional requirement, it is more high-efficient to draw.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and do not limit the spirit and scope of the present invention. Various modifications and improvements of the technical solutions of the present invention may be made by those skilled in the art without departing from the design concept of the present invention, and the technical contents of the present invention are all described in the claims.

Claims

1. The utility model provides a multi-functional I-shaped chi for engineering drawing which characterized in that: the electronic angle gauge comprises a T-square (1), a second measuring scale (2) and a positioning scale (3), wherein the T-square (1) comprises a transverse scale (11) and a vertical scale (12) which are fixedly connected, a sliding groove (13) is formed in the upper end of the transverse scale (11) along the length direction, a sliding sleeve (4) is sleeved on the transverse scale (11), a scale converter (5) is embedded on the vertical scale (12), a cylindrical rotation constraint (6) is arranged on the sliding groove (13) in a sliding mode, two limiting sliding grooves (14) are symmetrically formed in the upper side and the lower side of the sliding groove (13), a convex column (61) is fixedly arranged in the upper end and the lower end of the cylindrical rotation constraint (6) in a symmetrical mode, a convex column (61) is connected into the limiting sliding groove (14) in a sliding mode, the lower end of the second measuring scale (2) is rotatably connected with the cylindrical rotation constraint (6), and an electronic angle display (7) is embedded into the second measuring scale (2), the positioning ruler (3) is vertically and fixedly arranged at the lower end of the sliding sleeve (4).

2. A multifunctional i-ruler for engineering drafting according to claim 1, characterized in that: and scale marks (21) are arranged on the transverse ruler (11) and the second measuring ruler (2).

3. A multifunctional i-ruler for engineering drafting according to claim 1, characterized in that: the lower end of the second measuring scale (2) is semicircular and a connecting hole (22) is formed in the circular position.

4. A multifunctional i-ruler for engineering drafting according to claim 1, characterized in that: and the upper end of the sliding sleeve (4) is provided with a through hole for the second measuring scale (2) to penetrate.

5. A multifunctional i-ruler for engineering drafting according to claim 1, characterized in that: and a fastening bolt (8) is in threaded connection with the sliding sleeve (4).