Detection ruler

Abstract

The utility model relates to the technical field of engineering project management, and particularly discloses a detection ruler which comprises a main ruler, a moving assembly arranged on the main ruler, an auxiliary ruler connected to the moving assembly, a limiting assembly arranged on the moving assembly and used for folding and storing the auxiliary ruler, a sliding groove formed in the main ruler, a lead screw penetrating through the sliding groove, and a clamping assembly arranged on the lead screw. One end of the lead screw penetrates through the main ruler and is fixedly provided with a rotating cap, a moving seat is installed on the lead screw, a through groove is formed in the moving seat in a penetrating mode, the auxiliary ruler is arranged in the through groove, the limiting assembly comprises an adjusting shaft arranged on the moving seat, the lower end of the adjusting shaft is located on the moving seat and is provided with an angle sensor, and a display screen is fixed to the upper end of the moving seat. Through the arrangement of the moving assembly and the limiting assembly between the main ruler and the auxiliary ruler, the position of the auxiliary ruler relative to the main ruler is adjusted, measurement of an internal corner and an external corner is facilitated, meanwhile, the auxiliary ruler is rotated, a sinking table on the auxiliary ruler is matched with a limiting pin pushed by a spring, the auxiliary ruler is aligned with the main ruler after being stored, and the overall storage convenience is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of engineering project management, in particular to a detection ruler. Background Art

[0002] The existing announcement number is CN 221425519 U. A detection ruler for engineering management is provided. By setting a first ruler, a second ruler and a lower display screen, when the detection ruler for engineering management detects the yin-yang angle, by pressing the upper wedge block downward, the second ruler is opened outward, or by pressing the lower wedge block upward, the second ruler is rotated inward under the elastic force of the torsion spring shaft, so that the second ruler is rotated, which is convenient for the second ruler to fit with the first ruler and the yin-yang angle, realize the angle measurement, and improve the measurement efficiency. However, after use, the above detection ruler is inconvenient to store the whole, which causes inconvenience in use. Utility Model Content

[0003] The purpose of the utility model is to provide a detection ruler in order to solve the above problems.

[0004] The utility model achieves the above-mentioned purpose through the following technical solutions:

[0005] A detection ruler comprises a main ruler, a moving assembly is arranged on the main ruler, a secondary ruler is connected to the moving assembly, a limiting assembly for folding and storing the secondary ruler is arranged on the moving assembly, a slide groove is arranged on the main ruler, the moving assembly comprises a lead screw passing through the slide groove, one end of the lead screw passes through the main ruler and is fixed with a rotating cap, a moving seat is installed on the lead screw, a through groove is penetrated through the moving seat, the secondary ruler is arranged in the through groove, the limiting assembly comprises an adjusting shaft arranged on the moving seat, an angle sensor is arranged on the moving seat at the lower end of the adjusting shaft, a display screen is fixed on the upper end of the moving seat, a limiting pin is arranged on the moving seat, a spring is arranged on the limit pin at the inner side of the through groove, a sinking platform is arranged at a position corresponding to the limit pin on the upper end surface of the secondary ruler, and a transition groove is arranged on the sinking platform towards the edge of the secondary ruler.

[0006] Further configuration: the lead screw is rotatably connected to the main scale, and a handle is arranged at the upper end of the main scale near the rotating cap.

[0007] Further configuration: the lead screw is threadedly connected to the moving seat, and the moving seat is slidably connected to the slide groove.

[0008] Further configuration: the secondary ruler is fixedly connected to the adjustment shaft, and the adjustment shaft is rotationally connected to the moving seat.

[0009] Further configuration: a pull ring is arranged at the upper end of the limit pin, the limit pin is slidably connected with the movable seat, and a hemispherical shape is arranged at the lower end of the limit pin.

[0010] It is further arranged that the limit pin is slidably connected with the transition groove on the secondary ruler.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0012] By setting the moving components and the limit components between the main ruler and the auxiliary ruler, the position of the auxiliary ruler can be adjusted relative to the main ruler to facilitate the measurement of the internal angle and the external angle. At the same time, the auxiliary ruler is rotated so that the sinker on the auxiliary ruler cooperates with the limit pin pushed by the spring, so that the auxiliary ruler is aligned with the main ruler after being stored, thereby improving the convenience of overall storage. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0014] Figure 1 It is an axonometric diagram of a detection ruler described in the utility model;

[0015] Figure 2 This is a schematic diagram of the structure of a detection ruler in the utility model in a disassembled state;

[0016] Figure 3 This is a schematic diagram of the structure of a detection ruler in the storage state of the utility model;

[0017] Figure 4 yes Figure 3 A schematic diagram of a top view structure;

[0018] Figure 5 yes Figure 4 AA cross-sectional structure schematic diagram.

[0019] The following are the descriptions of the reference numerals:

[0020] 1. Main scale; 11. Slide groove; 12. Handle; 21. Screw; 22. Rotating cap; 23. Moving seat; 231. Through groove; 31. Adjusting shaft; 32. Auxiliary scale; 321. Sinking table; 33. Angle sensor; 4. Display screen; 51. Limit pin; 52. Spring. DETAILED DESCRIPTION

[0021] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", etc. are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the present utility model, unless otherwise specified, "multiple" means two or more.

[0022] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0023] The utility model is further described below in conjunction with the accompanying drawings:

[0024] like Figure 1-Figure 5 As shown, a detection ruler comprises a main ruler 1, a moving assembly is arranged on the main ruler 1, a secondary ruler 32 is connected to the moving assembly, and a limiting assembly for folding and storing the secondary ruler 32 is arranged on the moving assembly.

[0025] A slide groove 11 is provided on the main scale 1, and the moving assembly includes a lead screw 21 passing through the slide groove 11, one end of the lead screw 21 passes through the main scale 1 and is fixed with a rotating cap 22, a moving seat 23 is installed on the lead screw 21, a through groove 231 is penetrated and opened on the moving seat 23, the secondary scale 32 is arranged in the through groove 231, the lead screw 21 is rotatably connected with the main scale 1, and a handle 12 is provided at the upper end of the main scale 1 near the rotating cap 22; the lead screw 21 is threadedly connected with the moving seat 23, and the moving seat 23 is slidably connected with the slide groove 11, and the moving seat 23 is pushed to move as a whole by the rotation of the lead screw 21, and the position of the secondary scale 32 is adjusted, so as to facilitate the adjustment and measurement of the positive and negative angles.

[0026] The limit assembly includes an adjustment shaft 31 arranged on the moving seat 23, the lower end of the adjustment shaft 31 is located on the moving seat 23 and an angle sensor 33 is arranged, the upper end of the moving seat 23 is fixed with a display screen 4, the angle sensor 33 detects the rotation angle of the secondary ruler 32, and displays the angle through the display screen 4, a limit pin 51 is arranged on the moving seat 23, a spring 52 is arranged on the limit pin 51 inside the through groove 231, a sink 321 is arranged at a position corresponding to the limit pin 51 on the upper end surface of the secondary ruler 32, and a transition groove is opened on the sink 321 toward the edge of the secondary ruler 32; the secondary ruler 32 is fixedly connected to the adjustment shaft 31, and the adjustment shaft 31 is rotatably connected to the moving seat 23. A pull ring is arranged on the upper end of the limit pin 51, the limit pin 51 is slidably connected to the moving seat 23, and a hemispherical shape is arranged at the lower end of the limit pin 51. The limit pin 51 is slidably connected with the transition groove on the secondary ruler 32, so that the spring 52 pushes the limit pin 51 to always move downward, and cooperates with the sink 321 on the secondary ruler 32 to limit and fix the secondary ruler 32 after storage.

[0027] Working principle and use process of the utility model: when using the measuring ruler, before measuring the positive angle of the wall, pull the limit pin 51 upward to move the secondary ruler 32 out from the inside of the moving seat 23, and by rotating the rotating cap 22 at the end of the screw 21, the screw 21 pushes the moving seat 23 as a whole to move toward the handle 12 in the slide groove 11, and the side wall of the main ruler 1 close to the secondary ruler 32 is aligned with the secondary ruler 32 to measure the positive angle, and the rotation angle of the secondary ruler 32 is measured by the angle sensor 33. Feedback is sent to the display screen 4; when the wall pin needs to be measured, the screw 21 is rotated to move the movable seat 23 to the end away from the handle 12, and the side wall of the main ruler 1 away from the auxiliary ruler 32 is used to align the internal angle with the auxiliary ruler 32 to measure; after measurement, the auxiliary ruler 32 is rotated into the through groove 231 of the movable seat 23, so that the transition groove of the auxiliary ruler 32 pushes the limit pin 51 to move upward, and then the spring 52 pushes the limit pin 51 downward into the sinking platform 321, so that the auxiliary ruler 32 is folded and aligned with the main ruler 1.

[0028] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A detection ruler, characterized in that: The invention comprises a main ruler (1), a moving assembly is arranged on the main ruler (1), a secondary ruler (32) is connected to the moving assembly, a limiting assembly for folding and storing the secondary ruler (32) is arranged on the moving assembly, a slide groove (11) is arranged on the main ruler (1), the moving assembly comprises a lead screw (21) passing through the slide groove (11), one end of the lead screw (21) passes through the main ruler (1) and is fixed with a rotating cap (22), a moving seat (23) is installed on the lead screw (21), a through groove (231) is penetrated and opened on the moving seat (23), and the secondary ruler (32) is arranged in the through groove (231). ), the limit assembly comprises an adjustment shaft (31) arranged on the moving seat (23), the lower end of the adjustment shaft (31) is located on the moving seat (23) and an angle sensor (33) is arranged on the moving seat (23), a display screen (4) is fixed on the upper end of the moving seat (23), a limit pin (51) is arranged on the moving seat (23), a spring (52) is arranged on the limit pin (51) and is located on the inner side of the through groove (231), a sink (321) is arranged on the upper end surface of the secondary ruler (32) at a position corresponding to the limit pin (51), and a transition groove is opened on the sink (321) towards the edge of the secondary ruler (32).

2. A detection ruler according to claim 1, characterized in that: The lead screw (21) is rotatably connected to the main scale (1), and a handle (12) is provided at the upper end of the main scale (1) near the rotating cap (22).

3. The detection ruler according to claim 1, characterized in that: The lead screw (21) is threadedly connected to the movable seat (23), and the movable seat (23) is slidably connected to the slide groove (11).

4. The detection ruler according to claim 1, characterized in that: The secondary ruler (32) is fixedly connected to the adjustment shaft (31), and the adjustment shaft (31) is rotationally connected to the movable seat (23).

5. The detection ruler according to claim 1, characterized in that: The upper end of the limit pin (51) is provided with a pull ring, the limit pin (51) is slidably connected to the movable seat (23), and the lower end of the limit pin (51) is provided with a hemispherical shape.

6. The detection ruler according to claim 1, characterized in that: The limit pin (51) is slidably connected to the transition groove on the secondary ruler (32).

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