CN218349456U

CN218349456U - Angle measuring instrument

Info

Publication number: CN218349456U
Application number: CN202222431183.5U
Authority: CN
Inventors: 于爱水
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-09-14
Filing date: 2022-09-14
Publication date: 2023-01-20
Anticipated expiration: 2032-09-14

Abstract

The utility model discloses an angle measuring instrument, which comprises a supporting plate, wherein the bottom of the supporting plate is rotationally connected with three supporting legs, the three supporting legs are symmetrically distributed, the inside of the supporting plate is rotationally connected with a screw rod, the inside of the screw rod is slidably connected with an adjusting rod, the top of the adjusting rod is fixedly connected with an angle measuring instrument body, the outside of the screw rod is sleeved with a movable sleeve, the movable sleeve is in threaded connection with the screw rod, and a connecting rod is rotationally connected between the movable sleeve and the supporting legs; the utility model discloses the beneficial effect who reaches is: can be under lead screw and movable sleeve's effect, make the connecting rod drive the landing leg and expand automatically through rotating the backup pad, operate convenient and fast more to carry out the locking through fixture block and draw-in groove, promoted the holistic stability of landing leg, can adjust through adjusting the height of adjusting the pole quicker to angle measuring apparatu body, and prescribe a limit to through set screw, accuracy when the scale mark can promote the altitude mixture control simultaneously.

Description

Angle measuring instrument

Technical Field

The utility model relates to a measuring apparatu technical field specifically is an angle measuring instrument.

Background

The automatic image measuring instrument is characterized in that a computer system is changed into manual control on the basis of a manual image measuring instrument to control the movement of X, Y and Z axes, when geometric quantities such as the outline, the angle and the like of a measured object are selected, the automatic image measuring instrument is more accurate, convenient and quick, but the existing angle measuring instrument for building construction is inconvenient to lift and adjust, when the height of the measuring instrument is not at the most accurate height for measuring, the measured result has larger deviation with the real value, and meanwhile, a support is inconvenient to mount and dismount with the measuring instrument, and the measuring time is wasted during mounting or replacing.

Chinese patent discloses "an angular surveying appearance for construction of liftable" that patent number is CN201921908615.9, has described "an angular surveying appearance for construction of liftable in this scheme, including angular surveying appearance body and backup pad, there is the landing leg bottom of backup pad through pivot swing joint, one side of landing leg has the connecting rod through pivot swing joint, the one end that the landing leg was kept away from to the connecting rod has the connecting block through pivot swing joint, the bottom of backup pad is run through and is provided with the standpipe, the backup pad is run through at the top of standpipe, there is the threaded rod bottom of inner chamber through bearing swing joint, the surperficial thread bush of threaded rod is equipped with the screwed pipe, has solved current angular surveying appearance for construction and has not been convenient for lift adjustment, when highly not being in the height that measures the most accurate, leads to measuring result in great deviation of measuring result and true value existence person, the support is not convenient for installing and dismantling with the measuring instrument simultaneously, has wasted the problem of measuring time when installation or change, but still has certain problem, can't carry out the locking to it after the landing leg expandes the landing leg is unable to receive the influence of connecting rod and the landing leg when one piece, and then other landing legs also can influence the landing leg removal, thereby the stability that the expansion condition also appears comparatively easy to the expansion condition of the expansion.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an angular surveying appearance to solve the problem that proposes 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 angle measuring instrument, includes the backup pad, the bottom of backup pad is rotated and is connected with the landing leg, the landing leg is total three, and is three the landing leg is the symmetric distribution, the inside of backup pad is rotated and is connected with the lead screw, the inside sliding connection of lead screw has the regulation pole, the top fixedly connected with angle measuring instrument body of adjusting the pole, the outside cover of lead screw is equipped with the movable sleeve, movable sleeve and lead screw threaded connection, it is connected with the connecting rod to rotate between movable sleeve and the landing leg, movable sleeve's outside cover is equipped with the fixed sleeving, fixed sleeving and movable sleeve sliding connection, fixed sleeving and backup pad fixed connection.

Preferably, the top fixedly connected with limiting plate of backup pad, the inside of lead screw just is located the top sliding connection of limiting plate and has the slide bar, the one end fixedly connected with depression bar of slide bar, the outside of slide bar just is located the cover and is equipped with the spring between depression bar and the lead screw, the bottom fixedly connected with fixed plate of slide bar, the outside fixedly connected with fixture block of fixed plate, the draw-in groove of using with the fixture block cooperation is seted up to the inside of limiting plate.

Preferably, a limiting groove is formed in the fixing sleeve, a limiting block is connected to the inside of the limiting groove in a sliding mode, and the limiting block is fixedly connected with the movable sleeve.

Preferably, the outside cover of lead screw is equipped with the spacing ring, spacing ring and lead screw fixed connection, the inside of backup pad is seted up with the ring channel that the spacing ring cooperation was used.

Preferably, the screw rod is in threaded connection with a positioning screw rod, a through groove matched with the positioning screw rod is formed in the adjusting rod, and the adjusting rod is fixedly connected with scale marks on the outer portion.

Preferably, the sliding rod is of a square structure.

The utility model discloses the beneficial effect who reaches is: through the backup pad that sets up, the landing leg, the lead screw, adjust the pole, the angle measuring instrument body, the movable sleeve, the connecting rod, the fixed sleeve, the limiting plate, the slide bar, the depression bar, a spring, the fixed plate, fixture block and draw-in groove, can be under lead screw and movable sleeve's effect, make the connecting rod drive the automatic expansion of landing leg through rotating the backup pad, convenient and fast more operates, and lock through fixture block and draw-in groove, the holistic stability of landing leg has been promoted, through the regulation pole that sets up, set screw, lead to groove and scale mark, can adjust the height of angle measuring instrument body through adjusting the pole more quick, and inject through set screw, accuracy when the scale mark can promote height adjustment simultaneously.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of the present invention;

fig. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is an enlarged view of the utility model at A;

fig. 4 is a schematic structural view of the adjusting lever of the present invention.

In the figure: 1. a support plate; 2. a support leg; 3. a screw rod; 4. adjusting a rod; 5. an angle measuring instrument body; 6. an active cannula; 7. a connecting rod; 8. fixing the sleeve; 9. a limiting plate; 10. a slide bar; 11. a pressure lever; 12. a spring; 13. a fixing plate; 14. a clamping block; 15. a card slot; 16. a limiting groove; 17. a limiting block; 18. a limiting ring; 19. an annular groove; 20. positioning a screw rod; 21. a through groove; 22. scale lines are marked.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a technical solution:

an angle measuring instrument can measure an angle in a metering process; the supporting device comprises a supporting plate 1, the bottom of the supporting plate 1 is rotatably connected with three supporting legs 2, the three supporting legs 2 are symmetrically distributed, the inside of the supporting plate 1 is rotatably connected with a screw rod 3, the inside of the screw rod 3 is slidably connected with an adjusting rod 4, the top of the adjusting rod 4 is fixedly connected with an angle measuring instrument body 5, the outside of the screw rod 3 is sleeved with a movable sleeve 6, the movable sleeve 6 is in threaded connection with the screw rod 3, a connecting rod 7 is rotatably connected between the movable sleeve 6 and the supporting legs 2, and under the action of the connecting rod 7, when the supporting plate 1 is rotated, the movable sleeve 6 in a fixed sleeve 8 can be driven to move downwards through the screw rod 3, so that the supporting legs 2 are driven to be automatically unfolded; the outside cover of activity sleeve 6 is equipped with fixed sleeving 8, fixed sleeving 8 and activity sleeve 6 sliding connection, fixed sleeving 8 and backup pad 1 fixed connection.

The top of the supporting plate 1 is fixedly connected with a limiting plate 9, a slide rod 10 is slidably connected inside the screw rod 3 and above the limiting plate 9, one end of the slide rod 10 is fixedly connected with a press rod 11, a spring 12 is sleeved outside the slide rod 10 and between the press rod 11 and the screw rod 3, a fixing plate 13 is fixedly connected to the bottom of the slide rod 10, a clamping block 14 is fixedly connected to the outside of the fixing plate 13, and a clamping groove 15 matched with the clamping block 14 for use is formed inside the limiting plate 9 and used for locking and fixing the supporting plate 1 and the screw rod 3; a limiting groove 16 is formed in the fixed sleeve 8, a limiting block 17 is connected to the limiting groove 16 in a sliding manner, the limiting block 17 is fixedly connected with the movable sleeve 6, and under the action of the limiting groove 16 and the limiting block 17, the movable sleeve 6 in the fixed sleeve 8 can be driven to move up and down when the support plate 1 is rotated, and meanwhile, the position of the movable sleeve 6 moving up and down is limited; a limiting ring 18 is sleeved outside the screw rod 3, the limiting ring 18 is fixedly connected with the screw rod 3, and an annular groove 19 matched with the limiting ring 18 is formed in the supporting plate 1 and used for limiting the position of the screw rod 3 on the supporting plate 1 and improving the stability of the supporting plate 1 during rotation; the inner part of the screw rod 3 is in threaded connection with a positioning screw rod 20, a through groove 21 matched with the positioning screw rod 20 is formed in the adjusting rod 4, the outer part of the adjusting rod 4 is fixedly connected with scale marks 22, and the positioning screw rod 20 is used for locking the position of the adjusted adjusting rod 4; the slide bar 10 is a square structure, which has a limiting effect and prevents the slide bar 10 from twisting.

Specific, use the utility model discloses the time, at first when need expand landing leg 2, hold lead screw 3 and press the depression bar 11 of 3 one sides of lead screw with one hand, make depression bar 11 drive fixture block 14 on the fixed plate 13 through slide bar 10 and break away from with draw-in groove 15 on the limiting plate 9, another hand carries out forward rotation to backup pad 1 this moment, backup pad 1 can drive movable sleeve 6 through fixed sleeve 8 under spacing groove 16 and stopper 17's effect and rotate during the rotation, movable sleeve 6 can the downstream under the effect of lead screw 3, thereby drive three landing leg 2 and expand simultaneously through connecting rod 7, three landing leg 2 expandes the back completely, limiting plate 9 on the backup pad 1 can turn back to one side that is close to fixture block 14 once more, only need loosen depression bar 11 this moment, under spring 12's elastic force effect, depression bar 11 can drive fixture block 14 on the fixed plate 13 and draw-in groove 15 on the limiting plate 9 through slide bar 10 and combine, thereby carry out the locking between lead screw 3 and the backup pad 1, need adjust the height of angle measuring apparatu body 5 to adjust the screw 20, when only need to loosen directly, carry out the height control screw 20 that the regulation pole on the height of adjusting the pole 4 on the in-up and screw according to the regulation line of screwing.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or as implying any number of indicated technical features, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise explicitly specified or limited, the terms "mounted", "disposed", "connected", "fixed", "screwed" and the like are to be understood broadly, and may be, for example, a fixed connection, a detachable connection, or an integral body; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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. The utility model provides an angle measuring instrument, includes backup pad (1), the bottom of backup pad (1) is rotated and is connected with landing leg (2), landing leg (2) is total three, three landing leg (2) are the symmetric distribution, its characterized in that: the inside of backup pad (1) is rotated and is connected with lead screw (3), the inside sliding connection of lead screw (3) has regulation pole (4), the top fixedly connected with angle measuring instrument body (5) of adjusting pole (4), the outside cover of lead screw (3) is equipped with movable sleeve (6), movable sleeve (6) and lead screw (3) threaded connection, it is connected with connecting rod (7) to rotate between movable sleeve (6) and landing leg (2), the outside cover of movable sleeve (6) is equipped with fixed sleeve (8), fixed sleeve (8) and movable sleeve (6) sliding connection, fixed sleeve (8) and backup pad (1) fixed connection.

2. An angle measuring instrument according to claim 1, characterized in that: the top fixedly connected with limiting plate (9) of backup pad (1), the inside of lead screw (3) and the top sliding connection who is located limiting plate (9) have slide bar (10), one end fixedly connected with depression bar (11) of slide bar (10), the outside of slide bar (10) just is located and is equipped with spring (12) between depression bar (11) and lead screw (3) the cover, the bottom fixedly connected with fixed plate (13) of slide bar (10), outside fixedly connected with fixture block (14) of fixed plate (13), draw-in groove (15) of using with fixture block (14) cooperation are seted up to the inside of limiting plate (9).

3. An angle measuring instrument according to claim 1, wherein: spacing groove (16) have been seted up to the inside of fixed sleeving (8), the inside sliding connection of spacing groove (16) has stopper (17), stopper (17) and movable sleeve (6) fixed connection.

4. An angle measuring instrument according to claim 1, characterized in that: the outer sleeve of lead screw (3) is equipped with spacing ring (18), spacing ring (18) and lead screw (3) fixed connection, ring channel (19) that use with spacing ring (18) cooperation are seted up to the inside of backup pad (1).

5. An angle measuring instrument according to claim 1, wherein: the inner thread of the screw rod (3) is connected with a positioning screw rod (20), a through groove (21) matched with the positioning screw rod (20) is formed in the adjusting rod (4), and scale marks (22) are fixedly connected to the outer portion of the adjusting rod (4).