Experimental balance scale for coating proportioning

Abstract

The experimental balance scale comprises a main body and a windshield fixed at the upper end of the main body in a buckled mode, the main body comprises a shell, a scale pan is arranged at the upper end of the shell, the windshield comprises a cover shell, two adjacent side walls of the cover shell are provided with openings, and the two adjacent side walls of the cover shell are provided with openings. A first rotating plate and a second rotating plate are arranged at the opening, a first hinge is arranged between the first rotating plate and the second rotating plate, a second hinge is arranged between the second rotating plate and the housing, a first magnet is arranged on one side of the first rotating plate, and a first attraction block is fixedly connected to the inner wall of the housing; the first magnet is in magnetic attraction fit with the first attraction block, a through hole is formed in the middle of the second rotating plate, and a plug is arranged at the position of the through hole. The windproof cover is provided with the first rotating plate and the second rotating plate, the opening degrees are different, and the use requirements are met.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of balance, in particular to an experimental balance for paint proportioning. BACKGROUND

[0002] Electronic balance is used for weighing the mass of objects. Electronic balance generally adopts strain sensor, capacitive sensor and electromagnetic balance sensor. Strain sensor has simple structure and low cost. In order to improve the weighing accuracy and reduce external interference, electronic balance is also provided with a wind shield. In the paint proportioning experiment, electronic balance is inevitably used.

[0003] The existing wind shield mainly has a main frame and a partition plate matched with the main frame, and the partition plate is generally a glass plate or an acrylic plate. However, in the process of use, even if the adjacent partition plates are opened, the operation space will be limited due to the blocking of the main frame. SUMMARY

[0004] To solve the above problems, the present application discloses an experimental balance for paint proportioning, which comprises a main body and a wind shield fixed on the upper end of the main body. The wind shield is a balance for high-precision weighing, which reduces the interference of wind force and improves the weighing accuracy.

[0005] The main body comprises a shell, and the upper end of the shell is provided with a scale pan. During weighing, the paint is located on the scale pan.

[0006] The wind shield comprises a cover shell, two adjacent side walls of the cover shell are provided with openings, and the openings are provided with a first rotating plate and a second rotating plate. A first hinge is arranged between the first rotating plate and the second rotating plate, and a second hinge is arranged between the second rotating plate and the cover shell. That is, the first rotating plate is opened by rotating through the first hinge, and the second rotating plate is opened by rotating through the second hinge, so that the opening on the cover shell is completely exposed. Whether the first rotating plate and the second rotating plate are both opened is determined according to the use requirement.

[0007] One side of the first rotating plate is provided with a first magnet, and the inner wall of the cover shell is fixedly connected with a first suction block, and the first magnet and the first suction block are magnetically attracted. The fixed mode of magnetic attraction is adopted to ensure the fixation of the first rotating position of the shell.

[0008] The second rotating plate is provided with a through hole in the middle, and the through hole is provided with a plugging. During weighing, the paint is sent into the interior of the wind shield from the through hole, and the plugging seals the through hole.

[0009] Preferably, the upper end edge of the shell is provided with a clamping groove, and the lower end of the wind shield is clamped in the clamping groove. Through the clamping groove, the wind shield is fixedly connected to the shell.

[0010] Preferably, the front of the shell is provided with an inclined surface, and the inclined surface is provided with a display screen and a key. The display screen displays the weighed weight, and the key is used for interaction.

[0011] Preferably, the other side of the first rotating plate is fixedly connected with a second magnet, the second magnet is arranged close to the first hinge, one side of the second rotating plate is fixedly connected with a second suction block, and the second suction block and the second magnet are magnetically attracted to each other. When the second magnet and the second suction block are magnetically attracted and fixed, the first rotating plate and the second rotating plate are in a state of being perpendicular to each other.

[0012] Preferably, one side of the second rotating plate is fixedly connected with a protrusion, and the protrusion is arranged close to the second hinge. When the first rotating plate is rotated, the front surface of the first magnet is attracted to the protrusion. That is, when the first rotating plate is opened, the first magnet and the second hinge are attracted to each other, so that the first rotating plate is fixed on the second rotating plate.

[0013] Preferably, the middle part of the plugging part is concave, and the middle part is fixedly connected with a pinch plate. Holding the pinch plate facilitates the removal of the plugging part.

[0014] The beneficial effects of the present application are as follows:

[0015] 1. The first rotating plate and the second rotating plate are arranged, the first rotating plate is arranged on the second rotating plate through the first hinge, the second rotating plate is arranged on the shell through the second hinge, and by gradually opening the first rotating plate and the second rotating plate, a larger operation space is obtained, and the use demand is met.

[0016] 2. The first magnet and the second magnet are arranged on the first rotating plate, that is, they are fixed by magnetic attraction, and the protrusion is arranged on the second rotating plate. After the first rotating plate is opened, the first rotating plate can be rotated to make the protrusion and the first magnet attract and fix, so as to fix the opened first rotating plate. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a perspective view of the present application;

[0018] Figure 2 It is a perspective view of the main body of the present application;

[0019] Figure 3 It is a perspective view of the wind shield of the present application;

[0020] Figure 4 It is a front view of the wind shield of the present application;

[0021] Figure 5 It is a first folding state diagram of the wind shield of the present application;

[0022] Figure 6Fig. 2 is a schematic view of a second folded state of the wind shield of the present application.

[0023] List of reference signs:

[0024] 1, main body; 2, wind shield;

[0025] 11, shell; 12, display screen; 13, button; 14, buckle groove; 15, scale pan; 21, cover; 22, first rotating plate; 23, first hinge; 24, second rotating plate; 25, stopper; 26, pinch plate; 27, second hinge; 28, first magnet; 29, second magnet; 210, protrusion; 211, first suction block; 212, second suction block. DETAILED DESCRIPTION

[0026] The present application will be further clarified by the following examples and figures, which should be understood as merely illustrating the present application and not limiting the scope thereof. It should be noted that the terms "front", "back", "left", "right", "upper" and "lower" as used in the following description refer to directions in the figures, and the terms "inner" and "outer" refer to directions towards or away from the geometric center of a particular member.

[0027] As shown in Fig. 1, an experimental scale for paint proportioning includes a main body 1 and a wind shield 2 fixedly buckled on the upper end of the main body 1. The main body 1 is substantially the same as the existing electronic scale, and the wind shield 2 is a commonly used component for high-precision weighing. Figures 1 to 6 The main body 1 includes a shell 11, and the upper end of the shell 11 is provided with a scale pan 15, i.e., the weighing of paint is performed on the scale pan 15, and in addition, foot pads are fixedly connected to the lower end of the shell 11 at four corners.

[0028] The wind shield 2 includes a cover 21, which is a thin shell member in the shape of a rectangular parallelepiped and is provided with an opening at the lower end. Two adjacent side walls of the cover 21 are provided with openings, which are used to accommodate containers for taking and placing paint, and are provided with a first rotating plate 22 and a second rotating plate 24. The first rotating plate 22 and the second rotating plate 24 are provided with a first hinge 23 therebetween, and the second rotating plate 24 and the cover 21 are provided with a second hinge 27 therebetween. The first rotating plate 22 is rotatable through the first hinge 23, and the second rotating plate 24 is rotatable through the second hinge 27. The first rotating plate 22 is rotatable to open, and the first rotating plate 22 and the second rotating plate 24 are rotatable to open. The two openings of the cover 21 have different degrees of opening, which meet different requirements of use.

[0029]

[0030] ​The first rotating plate 22 is provided with a first magnet 28 on one side, the first magnet 28 is provided with two, the inner wall of the shell 21 is fixedly connected with a first suction block 211, the same first suction block 211 is provided with two, and the first magnet 28 and the first suction block 211 are magnetically attracted and matched. The first rotating plate 22 is fixed by the first magnet 28 and the first suction block 211.

[0031] The second rotating plate 24 is provided with a through hole in the middle, the through hole is used for feeding paint into the inside of the shell 21, and the through hole is provided with a plug 25, when not in use, the plug 25 is buckled in the through hole.

[0032] The upper end edge of the shell 11 is provided with a buckle groove 14, and the pan 15 is located on the inner side of the buckle groove 14, the lower end of the wind shield 2 is buckled in the buckle groove 14, and the pan 15 is arranged in the buckle groove 14 after the wind shield 2 is fixed.

[0033] The front surface of the shell 11 is provided with an inclined surface, and the inclined surface is provided with a display screen 12 and a key 13, the display screen 12 is a liquid crystal type, and the display screen 12 displays the weighing value, and the key 13 is used for man-machine interaction.

[0034] The other side of the first rotating plate 22 is fixedly connected with a second magnet 29, and the second magnet 29 is arranged close to the first hinge 23, one side of the second rotating plate 24 is fixedly connected with a second suction block 212, and the second suction block 212 and the second magnet 29 are magnetically attracted and matched with each other. When the second suction block 212 and the second magnet 29 are attracted, the first rotating plate 22 and the second rotating plate 24 are in a state of being perpendicular to each other.

[0035] One side of the second rotating plate 24 is fixedly connected with a lug 210, and the lug 210 is arranged close to the second hinge 27, and when the first rotating plate 22 rotates, the front surface of the first magnet 28 is attracted to the lug 210. When it is needed to open the first rotating plate 22, the first rotating plate 22 rotates around the first hinge 23, and then the front surface of the first magnet 28 is attracted to the lug 210, so that the fixing of the first rotating plate 22 after being opened is ensured. Since the first rotating plate 22 is rotated and opened, the second magnet 29 and the second suction plate 212 are in a state of being separated from each other.

[0036] The plug 25 is concave in the middle, and the middle is fixedly connected with a pinch plate 26, the plug 25 is held by the pinch plate 26, and the plug 25 is convenient to take.

[0037] The technical means disclosed in the scheme of the application is not limited to the technical means disclosed in the above-mentioned embodiments, and also includes the technical scheme composed of any combination of the above technical features.

Claims

1. A laboratory balance for paint proportioning, characterized in that, The utility model relates to a windproof cover, including a main body (1) and the windproof cover (2) of buckle fixation on the upper end of main body (1). The main body (1) includes a shell (11), and an upper end of the shell (11) is provided with a scale pan (15); The windproof cover (2) includes a cover shell (21), two adjacent side walls of the cover shell (21) are provided with openings, and a first rotating plate (22) and a second rotating plate (24) are arranged at the openings, a first hinge (23) is arranged between the first rotating plate (22) and the second rotating plate (24), a second hinge (27) is arranged between the second rotating plate (24) and the cover shell (21); One side of the first rotating plate (22) is provided with a first magnet (28), an inner wall of the cover shell (21) is fixedly connected with a first suction block (211), and the first magnet (28) and the first suction block (211) are magnetically attracted to each other. A through hole is arranged in the middle of the second rotating plate (24), and a plugging (25) is arranged at the through hole.

2. An experimental balance scale for paint mixing according to claim 1, wherein: An upper end edge of the shell (11) is provided with a buckle groove (14), and a lower end of the windproof cover (2) is buckled in the buckle groove (14).

3. An experimental balance scale for paint mixing according to claim 1, wherein: A front surface of the shell (11) is provided with an inclined surface, and a display screen (12) and a key (13) are arranged on the inclined surface.

4. An experimental balance scale for paint mixing according to claim 1, wherein: The other side of the first rotating plate (22) is fixedly connected with a second magnet (29), and the second magnet (29) is arranged close to the first hinge (23), one side of the second rotating plate (24) is fixedly connected with a second suction block (212), and the second suction block (212) and the second magnet (29) are magnetically attracted to each other.

5. An experimental balance scale for paint mixing according to claim 1, wherein: One side of the second rotating plate (24) is fixedly connected with a protruding block (210), and the protruding block (210) is arranged close to the second hinge (27), and when the first rotating plate (22) rotates, a front surface of the first magnet (28) is attracted to the protruding block (210).

6. An experimental balance scale for paint mixing according to claim 1, wherein: The middle part of the plugging (25) is concave, and a pinch plate (26) is fixedly connected to the middle part.

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