CN213090664U

CN213090664U - Adjustable angle ruler for calibrating metering device

Info

Publication number: CN213090664U
Application number: CN202021636461.5U
Authority: CN
Inventors: 田涛; 王坤; 李树彦; 黄博增
Original assignee: Shandong Xinas Measurement And Testing Co ltd
Current assignee: Shandong Xinas Measurement And Testing Co ltd
Priority date: 2020-08-10
Filing date: 2020-08-10
Publication date: 2021-04-30
Anticipated expiration: 2030-08-10

Abstract

The utility model discloses an adjustable bevel protractor for calibration of measuring instruments, which belongs to the technical field of bevel protractors, and comprises a main ruler, wherein the main ruler is provided with a through adjusting hole, a sliding block is connected with the adjusting hole in a sliding manner, a fastening bolt a is connected with the outer side wall of the sliding block in a threaded manner, a bevel protractor is fixedly arranged on the sliding block, an auxiliary ruler is rotationally connected with the surface of the bevel protractor through a central bolt, a pointer is fixedly connected with one end of the auxiliary ruler close to the bevel protractor, a chute is arranged at the bottom of one end of the main ruler far away from the bevel protractor, and an extension ruler is connected with the main ruler in; can carry out arbitrary angular surveying between 0~360, increase the measurement degree, and unscrew fastening bolt a back, can remove the position of vice chi under the condition of unmovable main scale to can adjust the position of vice chi wantonly, the regulation nature is strong, has more the practicality, can draw the circular arc or the circular of different diameters, increases the functionality, improves the result of use, perfect function diversification.

Description

Adjustable angle ruler for calibrating metering device

Technical Field

The utility model belongs to the technical field of the bevel protractor, concretely relates to an adjustable bevel protractor for measurement utensil calibration.

Background

The measuring instrument is a device, an instrument and a meter which can be used for directly or indirectly measuring the value of a measured object and a standard substance for unifying the value, is widely applied to various aspects such as production, scientific research field and people's life, and is in a quite important position in the whole measuring legislation.

At present, after the measuring apparatus has been used for a long time, self can have certain wearing and tearing, and then need carry out calibration work, generally adopt the angle chi instrument when the calibration, but current angle chi function is comparatively single, and the majority can only carry out 0~180 angle measurement function, and measuring degree is limited, and does not have the regulation nature, has certain drawback in the use.

Disclosure of Invention

An object of the utility model is to provide an adjustable bevel protractor for measurement utensil calibration to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an adjustable bevel protractor for measurement instrument calibration, includes the main scale, set up the regulation hole that link up on the main scale, and sliding connection has the sliding block in the regulation hole, threaded connection has fastening bolt a on the lateral wall of sliding block, the angle scale has set firmly on the sliding block, and the surface of angle scale rotates through central bolt and is connected with vice chi, and one of vice chi near the angle scale serves the rigid coupling and has the pointer, the main scale is kept away from the bottom of angle scale one end and has been seted up the spout, and the main scale has extension chi through spout sliding connection, threaded connection has fastening bolt b on the lateral wall of extension chi, the rigid coupling has the rotor to overlap on the vice chi, and has seted up the dish groove in the rotor, the border of angle scale is in the dish inslot, threaded connection has fastening bolt c on the rotor, the cover is equipped with the drawing circle subassembly on the vice.

In a preferred embodiment, the main scale and the extension scale are provided with distance scales a at positions on the edge, the main scale side wall is provided with distance scales b at positions close to the sliding block, and the auxiliary scale is provided with distance scales c at positions on the edge.

In a preferred embodiment, the angle scale is arranged on the surface of the angle scale at the position of the edge.

As a preferred embodiment, draw circle subassembly and establish the adjusting collar on vice chi including the cover, and threaded connection has fastening bolt d on the adjusting collar, has set firmly solid fixed ring on the lateral wall of adjusting collar, and has seted up threaded hole on solid fixed ring's the lateral wall, has adjusting bolt through screw hole threaded connection on solid fixed ring's the lateral wall, has placed the painting brush in the solid fixed ring.

In a preferred embodiment, the fixing ring is provided with a non-slip mat on the inner side wall away from the adjusting bolt.

In a preferred embodiment, an anti-falling block is fixedly connected to one end of the secondary ruler, which is far away from the angle scale.

Compared with the prior art, the utility model provides an adjustable bevel protractor for measurement utensil calibration includes following beneficial effect at least:

(1) the auxiliary ruler is used in cooperation with the main ruler, the angle scale and the auxiliary ruler, after the main ruler is pressed and fixed, the fastening bolt c is unscrewed, the auxiliary ruler can drive the rotating block to rotate on the angle scale, angle measurement can be conducted, arbitrary angle measurement between 0 and 360 degrees can be conducted, the measurement degree is increased, and after the fastening bolt a is unscrewed, the position of the auxiliary ruler can be moved under the condition that the main ruler is not moved, so that the position of the auxiliary ruler can be adjusted at will, the adjustment performance is strong, and the practicability is high;

(2) through the setting of drawing circle subassembly, place the painting brush in the retaining ring, screw up adjusting bolt and fix the painting brush, can adjust the distance that the adjusting collar is in on the vice chi wantonly through fastening bolt d after fixed to rotate vice chi, thereby can draw the circular arc of different diameters or circularly, increase the functionality, improve the result of use, perfect the function diversification.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic side view of the present invention;

fig. 3 is a schematic top view of the present invention;

FIG. 4 is a schematic structural view of the turning block of the present invention;

fig. 5 is a schematic structural view of the circle drawing assembly of the present invention.

In the figure: 1. a main scale; 101. distance scale a; 102. distance scales b; 2. an adjustment hole; 3. a slider; 4. a fastening bolt a; 5. an angle scale; 501. angle scales; 6. a secondary ruler; 601. a distance scale c; 7. a center bolt; 8. a chute; 9. an extension rule; 10. a fastening bolt b; 11. a pointer; 12. rotating the block; 13. a disc groove; 14. a fastening bolt c; 15. an anti-drop block; 16. a circle drawing component; 161. an adjusting sleeve; 162. a fastening bolt d; 163. a fixing ring; 164. a threaded hole; 165. adjusting the bolt; 166. a non-slip mat; 167. a painting brush.

Detailed Description

The present invention will be further described with reference to the following examples.

The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention. The condition in the embodiment can be further adjusted according to concrete condition the utility model discloses a it is right under the design prerequisite the utility model discloses a simple improvement of method all belongs to the utility model discloses the scope of claiming.

Referring to fig. 1-5, the utility model provides an adjustable angle ruler for calibration of measuring instruments, which comprises a main ruler 1, wherein the main ruler 1 is provided with a through adjusting hole 2, a sliding block 3 is slidably connected in the adjusting hole 2, the outer side wall of the sliding block 3 is in threaded connection with a fastening bolt a4, an angle scale 5 is fixedly arranged on the sliding block 3, and an angle scale 501 (see fig. 1, 2 and 3) is arranged on the surface of the angle scale 5 at the edge; the rotation angle of the auxiliary ruler 6 can be known conveniently, and the angle can be determined conveniently.

The surface of the angle scale 5 is rotatably connected with an auxiliary ruler 6 through a central bolt 7, one end of the auxiliary ruler 6 close to the angle scale 5 is fixedly connected with a pointer 11, the bottom of one end of the main ruler 1 far away from the angle scale 5 is provided with a chute 8, the main ruler 1 is slidably connected with an extension ruler 9 through the chute 8, the side wall of the extension ruler 9 is in threaded connection with a fastening bolt b10, the auxiliary ruler 6 is fixedly sleeved with a rotating block 12, the rotating block 12 is internally provided with a disc groove 13, the edge of the angle scale 5 is positioned in the disc groove 13, the rotating block 12 is in threaded connection with a fastening bolt c14, the auxiliary ruler 6 is sleeved with a circle drawing assembly 16, the circle drawing assembly 16 comprises an adjusting sleeve 161 sleeved on the auxiliary ruler 6, the adjusting sleeve 161 is in threaded connection with a fastening bolt d162, the side wall of the adjusting sleeve 161 is fixedly provided with a fixing ring 163, the outer side wall of the fixing ring 163 is provided with a threaded hole 164, the, a brush 167 (see fig. 1, 2, 3, and 5) is disposed within the securing ring 163; through drawing circle subassembly 16's setting, place painting brush 167 in solid fixed ring 163, it is fixed with painting brush 167 to screw up adjusting bolt 165, can adjust the distance that adjusting collar 161 is in on vice chi 6 wantonly through fastening bolt d162 after fixed to rotate vice chi 6, thereby can draw the circular arc of different diameters or circularly, increase the functionality, improve the result of use, perfect function diversification.

The inner side wall of the fixing ring 163, which is far away from the adjusting bolt 165, is fixedly provided with a non-slip pad 166 (see fig. 5); the clamping effect on the painting brush 167 is improved, and shaking of the painting brush 167 in the using process can be effectively avoided.

An anti-drop block 15 is fixedly connected to one end of the auxiliary ruler 6 far away from the angle scale 5 (see fig. 1, 2 and 3); the adjusting block can be prevented from being separated from the auxiliary ruler 6 in the sliding process.

Distance scales a101 are arranged at the positions, located at the edges, of the surfaces of the main scale 1 and the extension scale 9, distance scales b102 are arranged at the position, close to the sliding block 3, of the side wall of the main scale 1, and distance scales c601 are arranged at the positions, located at the edges, of the surface of the auxiliary scale 6 (see fig. 1, 2 and 3); facilitating distance measurements of various sizes.

When the drawing pen is used, the main scale 1 is pressed and fixed through the matching use of the main scale 1, the angle scale 5 and the auxiliary scale 6, the auxiliary scale 6 can drive the rotating block 12 to rotate on the angle scale 5 by unscrewing the fastening bolt c14, the angle measuring work can be carried out, the angle measuring can be carried out at any angle between 0 and 360 degrees, the measuring degree is increased, the position of the auxiliary scale 6 can be moved under the condition that the main scale 1 is not moved after the fastening bolt a4 is unscrewed, the position of the auxiliary scale 6 can be adjusted at will, the adjustability is strong, the practicability is higher, when the distance length of the main scale 1 is insufficient, the fastening bolt b10 can be unscrewed, the extension scale 9 is drawn out, the measuring length of the main scale 1 is increased, the drawing pen 167 is placed in the fixing ring 163 through the arrangement of the circle component 16, the drawing pen 165 is screwed, the drawing pen 167 is fixed, the distance of the adjusting sleeve 161 on the auxiliary scale 6 can be adjusted at will through the fastening bolt d162 after the fixing, thereby, the auxiliary ruler 6 is rotated, thereby drawing arcs or circles with different diameters, increasing the functionality, improving the use effect and perfecting the function diversification.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An adjustable angle ruler for calibration of a measuring instrument, comprising a main ruler (1), characterized in that: the adjustable ruler is characterized in that a through adjusting hole (2) is formed in the main ruler (1), a sliding block (3) is connected in the adjusting hole (2) in a sliding mode, a fastening bolt a (4) is connected to the outer side wall of the sliding block (3) in a threaded mode, an angle scale (5) is fixedly arranged on the sliding block (3), an auxiliary ruler (6) is rotatably connected to the surface of the angle scale (5) through a central bolt (7), a pointer (11) is fixedly connected to one end, close to the angle scale (5), of the auxiliary ruler (6), a sliding groove (8) is formed in the bottom of one end, far away from the angle scale (5), of the main ruler (1), an extension ruler (9) is slidably connected to the main ruler (1) through the sliding groove (8), a fastening bolt b (10) is connected to the side wall of the extension ruler (9) in a threaded mode, a rotating block (12) is fixedly connected to the auxiliary ruler (6), the edge of the angle scale (5) is positioned in the scale groove (13), the rotating block (12) is in threaded connection with a fastening bolt c (14), and the auxiliary ruler (6) is sleeved with a circle drawing assembly (16).

2. The adjustable bevel for metrology instrument calibration according to claim 1, wherein: distance scales a (101) are arranged on the positions, located on the edges, of the surfaces of the main scale (1) and the extension scale (9), distance scales b (102) are arranged on the positions, close to the sliding block (3), of the side wall of the main scale (1), and distance scales c (601) are arranged on the positions, located on the edges, of the surface of the auxiliary scale (6).

3. The adjustable bevel for metrology instrument calibration according to claim 1, wherein: and angle scales (501) are arranged on the surface of the angle scale (5) at the edge.

4. The adjustable bevel for metrology instrument calibration according to claim 1, wherein: circle drawing subassembly (16) establish adjusting collar (161) on vice chi (6) including the cover, and threaded connection has fastening bolt d (162) on adjusting collar (161), has set firmly solid fixed ring (163) on the lateral wall of adjusting collar (161), and has seted up threaded hole (164) on the lateral wall of solid fixed ring (163), has adjusting bolt (165) through threaded hole (164) threaded connection on the lateral wall of solid fixed ring (163), has placed painting brush (167) in solid fixed ring (163).

5. The adjustable bevel for metrology instrument calibration according to claim 4, wherein: and an anti-slip pad (166) is fixedly arranged on the inner side wall, far away from the adjusting bolt (165), of the fixing ring (163).

6. The adjustable bevel for metrology instrument calibration according to claim 1, wherein: and one end of the auxiliary ruler (6) far away from the angle scale (5) is fixedly connected with an anti-drop block (15).