Detection positioning cover body

Abstract

The utility model relates to the technical field of positioning tools, in particular to a detection positioning cover body. A detection positioning cover body comprises a bottom cover and a top cover arranged on the bottom cover, the top cover is transparent, a plurality of concentric circles with different diameters are arranged on the surface of the top cover, and a groove is formed in an annular belt formed between every two adjacent concentric circles. A plurality of concentric circles with different diameters are arranged on the top cover, the grooves are formed in the annular belts formed between the adjacent concentric circles, in addition, the gyromagnetic mechanism is arranged on the bottom cover and comprises the rotating shaft, the rotating disc and the evenly-distributed permanent magnets, a rotating magnetic field can be formed, and the rotating disc is of a star-shaped structure; the permanent magnets are sequentially arranged from small to large according to the distances from the permanent magnets to the circle center to form concentric rings with different sizes, and the concentric rings correspond to the annular belt on the top cover, so that clear positioning reference and additional positioning support are provided for the measuring probe.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of positioning tooling, in particular to a detection positioning cover. BACKGROUND

[0002] After the production of a rotometer, in order to ensure the stability of the generated magnetic field, the magnetic field strength of the rotometer in use needs to be tested before leaving the factory.

[0003] Generally, the magnetic field generated by the rotometer is a ring-shaped magnetic field generated by a permanent magnet in rotation, so during detection, synchronous detection needs to be performed in a circular ring, that is, the magnetic field strength in the ring-shaped magnetic field needs to be kept consistent, and the traditional manual measurement by using a gauss meter is difficult to ensure that the detection position is kept inside the same circular ring, so the accuracy is greatly reduced and detection errors are prone to occur.

[0004] To solve the above problems, a detection positioning cover is provided. CONTENT OF THE UTILITY MODEL

[0005] The detection positioning cover provided by the application can accurately position a measurement probe and ensure that the measurement probe is always kept inside a circular ring where a ring-shaped magnetic field generated by a rotometer during detection.

[0006] The detection positioning cover provided by the application adopts the following technical scheme:

[0007] The detection positioning cover comprises a bottom cover and a top cover arranged on the bottom cover, wherein the top cover is transparent and is provided with a plurality of concentric circles with different diameters on the surface, and a groove is arranged in the annular belt formed between adjacent concentric circles.

[0008] By adopting the above technical scheme, factory test of the magnetic field strength can be easily performed by a detection personnel without complicated adjustment and calibration work. The plurality of concentric circles with different diameters arranged on the top cover provide clear positioning reference for the measurement probe, and the concentric circles ensure that the measurement probe can always be kept inside the circular ring where the ring-shaped magnetic field generated by the rotometer during detection, so as to improve the accuracy and reliability of measurement.

[0009] In addition, the top cover is transparent, which enables the detection personnel to intuitively observe the position and movement track of the measurement probe, so as to more easily perform accurate measurement operation, and the transparent top cover also allows the detection personnel to observe the magnetic field distribution;

[0010] Meanwhile, the grooves formed in the annular bands between adjacent concentric circles provide additional positioning support for the measurement probe, which can ensure that the measurement probe does not deviate from the predetermined circular ring path during movement, thereby further improving the stability and accuracy of the measurement.

[0011] Preferably, the bottom cover is provided with a gyromagnetic mechanism, which includes a rotating shaft arranged at the center of the bottom cover, a rotating disc rotatably arranged on the rotating shaft, and a plurality of permanent magnets uniformly distributed on the rotating disc.

[0012] By adopting the above technical solution: the rotating disc can rotate around the rotating shaft, thereby driving the permanent magnets to rotate and forming a rotating magnetic field.

[0013] Preferably, the rotating disc is in a rice-shaped configuration, and the plurality of permanent magnets are arranged at equal intervals along the branches of the rice-shaped rotating disc.

[0014] By adopting the above technical solution: the rice-shaped rotating disc enables the permanent magnets to generate a more uniform and stable annular magnetic field when rotating, and the optimization of this magnetic field distribution helps to reduce fluctuations and deviations in magnetic field strength, thereby improving the accuracy and reliability of the test.

[0015] Preferably, with the rotating shaft as the center, the plurality of permanent magnets arranged at equal intervals are arranged in order from small to large distance from the center, forming concentric circular rings of different sizes, and the formed concentric circular rings correspond to the positions of the annular bands on the top cover.

[0016] By adopting the above technical solution: the concentric circular rings formed by the permanent magnets correspond to the annular bands on the top cover, ensuring that the measurement probe can accurately correspond to each test area of the magnetic field strength during detection, which helps to improve the accuracy and reliability of the test, and the tester can more easily determine the position and movement trajectory of the measurement probe, thereby simplifying the test process.

[0017] Preferably, the rotating disc is provided with a mounting seat for mounting the permanent magnets.

[0018] By adopting the above technical solution: the design of the mounting seat enables the permanent magnets to be conveniently installed and removed, and can firmly fix the permanent magnets to prevent them from loosening or falling off during rotation.

[0019] Preferably, the mounting seat includes a mounting groove and an elastic buckle arranged at the groove opening.

[0020] By adopting the above technical solution: the design of the mounting groove enables the permanent magnets to be easily put in and taken out, while the elastic buckle has a certain elasticity and tension, which can tightly fit on the groove opening of the mounting groove, thereby ensuring the stability of the permanent magnets on the mounting seat.

[0021] Preferably, the bottom cover is provided with a fixing assembly for connecting with the top cover.

[0022] By adopting the above technical scheme, the fixing assembly can firmly connect the bottom cover and the top cover together to form a stable and reliable overall structure.

[0023] Preferably, the fixing assembly comprises a positioning fixing column, and the positioning fixing column is provided with a mounting hole, and the top cover is provided with a mounting column matched with the mounting hole.

[0024] By adopting the above technical scheme, the mounting column can be inserted into the mounting hole of the positioning fixing column, so that the assembly of the bottom cover and the top cover can be conveniently realized. This design simplifies the assembly process, reduces the manufacturing difficulty and cost, and improves the assembly efficiency.

[0025] In summary, the present application has the following beneficial technical effects:

[0026] The present application sets a plurality of concentric circles with different diameters on the top cover, and grooves are formed in the annular bands between adjacent concentric circles. In addition, the spin magnetic mechanism provided on the bottom cover comprises a rotating shaft, a rotating disc and uniformly distributed permanent magnets, which can form a rotating magnetic field. The rotating disc is in the shape of a rice character, and the permanent magnets are arranged from small to large according to the distance from the center, forming concentric circles of different sizes corresponding to the annular bands on the top cover, providing clear positioning reference and additional positioning support for the measurement probe. BRIEF DESCRIPTION OF DRAWINGS

[0027] Figure 1 is the overall structure schematic diagram of the detection positioning cover body of the embodiment of the present application;

[0028] Figure 2 is the overall structure schematic diagram of the top cover of the detection positioning cover body of the embodiment of the present application;

[0029] Figure 3 is the overall structure schematic diagram of the detection positioning cover body after the top cover is hidden of the embodiment of the present application;

[0030] Figure 4 is another overall structure schematic diagram of the top cover of the detection positioning cover body of the embodiment of the present application.

[0031] Reference signs: 1, bottom cover; 11, spin magnetic mechanism; 111, rotating shaft; 112, rotating disc; 113, permanent magnet; 2, top cover; 21, groove; 3, mounting seat; 31, mounting groove; 32, elastic buckle; 4, fixing assembly; 41, positioning fixing column; 411, mounting hole; 42, mounting column. DETAILED DESCRIPTION

[0032] The following will be combined with the drawings Figures 1-4 The present application will be further described in detail. Embodiment

[0033] The embodiment of the present application discloses a detection positioning cover, referring to Figure 1 and Figure 2 The cover is composed of a bottom cover 1 and a top cover 2 installed on the bottom cover 1, wherein the top cover 2 is transparent, and three concentric circles with different diameters are etched on the surface of the top cover 2, and grooves 21 are also arranged in the annular bands formed between adjacent concentric circles.

[0034] In addition, referring to Figure 3 A spin magnet mechanism 11 is also installed in the bottom cover 1, which is composed of a rotating shaft 111 installed at the center of the bottom cover 1, a rotating disc 112 rotatably connected to the rotating shaft 111, and permanent magnets 113 uniformly distributed on the rotating disc 112, and in the embodiment, a driving motor is also connected to the bottom of the rotating shaft 111 to drive the rotating shaft 111 to rotate.

[0035] The rotating disc 112 is in a cross shape, a through hole is arranged at the center, the rotating shaft 111 is inserted into the through hole, and the permanent magnets 113 are arranged at equal intervals on the eight branch spokes of the cross-shaped rotating disc 112, and the permanent magnets 113 are arranged from small to large according to the distance from the center of the rotating shaft 111, forming three concentric circles with different sizes, the innermost concentric circle is equally distributed with four permanent magnets 113, and the intermediate region and the outermost concentric circle are equally distributed with eight permanent magnets 113, so that the concentric circles formed correspond to the positions of the annular bands on the top cover 2, thereby ensuring that the measurement probe can always remain inside the annular magnetic field during the detection process.

[0036] The concentric circles and the grooves 21 etched on the top cover 2 provide clear positioning reference for the measurement probe, and ensure that the measurement probe can accurately correspond to each magnetic field strength test area during the detection process, thereby greatly improving the accuracy of measurement, and the top cover 2 is made of transparent material, so that the position and movement trajectory of the measurement probe can be directly observed by the detection personnel, thereby making it easier to perform accurate measurement operation.

[0037] In order to facilitate the installation of the permanent magnets 113, referring to Figure 3 A mounting seat 3 for fixing the permanent magnets 113 is installed on the rotating disc 112, which is composed of a mounting groove 31 arranged on the rotating disc 112 and a pair of elastic buckles 32 installed in the slot of the mounting groove 31, so that the permanent magnets 113 can be easily put in and taken out, thereby ensuring the stability of the permanent magnets 113 on the mounting seat 3.

[0038] In addition, in order to realize quick disassembly and assembly of the cover, referring to Figure 3 and Figure 4A fixing assembly 4 for connecting with the top cover 2 is arranged inside the bottom cover 1, which is composed of four positioning fixing columns 41 arranged at the periphery edge of the bottom cover 1, and mounting holes 411 are arranged on the positioning fixing columns 41, while four mounting columns 42 corresponding to the mounting holes 411 are arranged on the periphery edge of the top cover 2 away from the groove 21, so that the bottom cover 1 and the top cover 2 can be assembled by inserting the mounting columns 42 into the mounting holes 411 on the positioning fixing columns 41.

[0039] In summary, the detection positioning cover provided by the embodiment has the advantages of accurate positioning, convenient observation and operation, and is very suitable for factory testing of the magnetic field strength of the gyromagnetic instrument.

[0040] The working process and implementation principle of the embodiment are as follows:

[0041] The gauss meter probe is placed above the top cover 2, and the magnetic field strength is measured, at this time, the power supply of the driving motor is turned on, the driving motor starts to work, drives the rotating shaft 111 and the rotating disc 112 to rotate, and the permanent magnet 113 on the rotating disc 112 generates a ring-shaped magnetic field with the rotation of the rotating disc 112;

[0042] While the rotating disc 112 rotates, the measuring probe moves along the groove 21 on the top cover 2 to ensure that the probe always remains in the test area inside the ring-shaped magnetic field, since the top cover 2 is transparent, the position and movement track of the probe can be clearly observed by the detection personnel, thereby ensuring the accuracy of the measurement;

[0043] The ring-shaped belt on the top cover 2 provides a clear positioning reference for the measuring probe, and the size of the groove 21 in the ring-shaped belt is one-to-one corresponding to the area of the ring-shaped magnetic field, which can ensure that the probe always remains in the groove 21 during movement, and can accurately correspond to each magnetic field strength test area, so that even if the probe has a slight deviation during movement, it can be quickly adjusted in place under the guidance of the groove 21, thereby greatly improving the accuracy of the measurement;

[0044] As the probe moves, the measuring instrument records the magnetic field strength data of different test areas, which can be used to analyze whether the magnetic field generated by the gyromagnetic instrument is stable and whether the magnetic field strength meets the design requirements.

[0045] The above is the preferred embodiment of the present application, which does not limit the protection scope of the present application, therefore: any equivalent changes made on the structure, shape, principle of the present application shall be covered within the protection scope of the present application.

Claims

1. A detection positioning cover, characterized in that, The application relates to a magnetic rotating cover, which comprises a bottom cover (1) and a top cover (2) arranged on the bottom cover (1), wherein the top cover (2) is transparent and is provided with a plurality of concentric circles with different diameters on the surface, and grooves (21) are arranged in the annular bands formed between the adjacent concentric circles; a rotating magnetic mechanism (11) is arranged on the bottom cover (1), and the rotating magnetic mechanism (11) comprises a rotating shaft (111) arranged at the center of the bottom cover (1), a rotating disc (112) rotatably arranged on the rotating shaft (111) and a plurality of permanent magnets (113) uniformly distributed on the rotating disc (112).

2. The detection positioning cover according to claim 1, wherein, The rotating disc (112) is in a rice-shaped structure, and the plurality of permanent magnets (113) are arranged at equal intervals along the branches of the rice-shaped rotating disc (112).

3. The detection positioning cover according to claim 2, wherein, With the rotating shaft (111) as the center, the plurality of permanent magnets (113) arranged at equal intervals are arranged from small to large according to the distance from the center, thereby forming concentric rings with different sizes, and the formed concentric rings correspond to the positions of the annular bands on the top cover (2).

4. The detection positioning cover according to claim 1, wherein, The rotating disc (112) is provided with mounting seats (3) for mounting the permanent magnets (113).

5. The detection positioning cover according to claim 4, wherein, The mounting seat (3) comprises a mounting groove (31) and an elastic buckle (32) arranged at the groove opening of the mounting groove (31).

6. The detection positioning cover according to claim 1, wherein, The bottom cover (1) is provided with a fixing assembly (4) for connecting with the top cover (2).

7. The detection positioning cover according to claim 6, wherein, The fixing assembly (4) comprises a positioning fixing column (41), and the positioning fixing column (41) is provided with mounting holes (411); the top cover (2) is provided with mounting columns (42) matched with the mounting holes (411).

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