Electronic balance convenient to clean

Abstract

The utility model discloses an electronic balance convenient to clean, and relates to the technical field of electronic balances. The two ends of the cleaning rollers protrude to form fixing pieces, the cleaning claws are movably connected to the surfaces of the cleaning rollers through connecting pieces, a connecting shaft is fixedly connected between the fixing pieces, the connecting shaft is sleeved with a torsion spring, the cleaning claws are unfolded under the resistance of the surface of the scale pan through relative rotation of the two cleaning rollers, and the unfolded cleaning claws are in an inwards-sunken arc shape. Due to the fact that the friction force between the cleaning cloth on the surfaces of the cleaning claws and the surface of the scale is increased through the opening effect of the cleaning claws, the cleaning effect is better, and after impurity powder is cleaned, the cleaning claws reset to be adsorbed on the cleaning roller again under the elastic effect of the torsion springs. And the normal use of the electronic balance is not influenced after the cleaning is completed.

Description

TECHNICAL FIELD

[0001] The utility model relates to electronic balance technical field, concretely is an electronic balance convenient to clean. BACKGROUND

[0002] People call the balance that uses electromagnetic force to balance the gravity of the object as electronic balance, its characteristics are accurate and reliable weighing, fast and clear display and have automatic detection system, simple automatic calibration device and overload protection device, the existing electronic balance is generally provided with a wind shield, after the internal weighing, the weighed object can leave the stain on the surface of the weighing platform, but due to the setting of the wind shield, after the electronic balance weighs the weighed object, the internal stain is difficult to clean, which affects the accuracy of the electronic balance weighing. UTILITARY MODEL CONTENT

[0003] In view of the deficiency of prior art, the utility model provides an electronic balance convenient to clean, solves the problem that the existing electronic balance is generally provided with a wind shield, after the internal weighing, the weighed object can leave the stain on the surface of the weighing platform, but due to the setting of the wind shield, after the electronic balance weighs the weighed object, the internal stain is difficult to clean, which affects the accuracy of the electronic balance weighing.

[0004] To achieve the above object, the utility model is realized through the following technical scheme: an electronic balance convenient to clean. Including frame assembly, the inner chamber of frame assembly is provided with cleaning assembly, the cleaning assembly includes fixed plate, the side surface of fixed plate is fixedly connected with two groups of motor, the output end of two groups of motor is fixedly connected with cleaning roller, the both ends of cleaning roller are protruded with fixed part, the surface of cleaning roller is movably connected with cleaning claw, the both ends of cleaning claw are protruded with connecting piece, the surface of cleaning roller is movably connected with cleaning claw through connecting piece, the fixed part is fixedly connected with connecting shaft, the outside of connecting shaft is sleeved with torsion spring.

[0005] Preferably, the frame assembly includes a base, the top of the base is fixedly connected with a wind shield, one side of the base is fixedly connected with a display screen, the top of the display screen is provided with a first sliding groove, the inside of the first sliding groove is slidably connected with a wind door, and the top of the base is provided with a scale pan.

[0006] Preferably, the bottom of the wind door is protruded downward with a clamping block, and the wind door is slidably connected in the first sliding groove through the clamping block.

[0007] Preferably, a second slide groove is provided at both ends of the weighing pan, a screw rod is rotatably connected inside the second slide groove, one side of the bottom of the fixed plate is raised, the screw rod passes through the raised part on one side of the bottom of the fixed plate, the fixed plate is slidably connected between the gap formed by the weighing pan and the wind shield, and a brush is provided at the bottom of the fixed plate.

[0008] Preferably, a plurality of cleaning claws are provided on the surface of the cleaning roller, one side of each cleaning claw is connected to the cleaning roller via a connecting piece, the other side of the cleaning claw is attached to the surface of the cleaning roller, and the connecting shaft passes through the interior of the connecting piece.

[0009] Preferably, the surface of the cleaning claw is provided with wave-shaped protrusions.

[0010] Preferably, the torsion spring is sleeved between the surface connectors of the connecting shaft.

[0011] The utility model provides an electronic balance that is easy to clean. Compared with the prior art, it has the following beneficial effects:

[0012] 1. An electronic balance that is easy to clean. Two cleaning rollers rotate relative to each other. Under the resistance of the scale pan surface, the cleaning claws are unfolded. The unfolded cleaning claws are in the shape of an inwardly concave arc, so they can clean the stains remaining on the surface of the scale pan. Due to the opening action of the cleaning claws, the friction between the cleaning cloth on the surface of the cleaning claws and the scale pan surface is increased, so that the cleaning effect is better. After the impurities and powder are cleaned, the cleaning claws are reset and re-adsorbed on the cleaning rollers under the elastic action of the torsion spring. After cleaning, they are retracted without affecting the normal use of the electronic balance.

[0013] 2. An electronic balance that is easy to clean. The motor arranged on the side of the fixed plate drives the screw rod movably connected inside the second slide groove to rotate, so that the fixed plate sleeved on the outside of the screw rod drives the cleaning component arranged on the side to slide back and forth on the surface of the weighing pan, thereby comprehensively cleaning the stains on the surface of the weighing pan. Since a brush is arranged at the bottom of the fixed plate, the impurities and dust in the gap between the fixed plate and the weighing pan can be cleaned at the same time as the cleaning claws clean the surface of the weighing pan, thereby avoiding the accumulation of impurities and dust inside that affect the normal use of the electronic balance. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0015] Figure 2 It is a schematic diagram of the internal structure of the utility model.

[0016] Figure 3 This is a schematic diagram of the partial structure of the cleaning component of the utility model.

[0017] Figure 4This is a schematic diagram of the cleaning component structure of the utility model.

[0018] In the figure: 1. Frame assembly; 2. Cleaning assembly; 11. Base; 12. Windproof door; 13. First slide; 14. Block; 15. Display screen; 16. Scale pan; 160. Second slide; 17. Screw rod; 18. Windproof cover; 21. Fixed plate; 22. Cleaning claw; 220. Connecting part; 23. Cleaning roller; 24. Fixed part; 25. Connecting shaft; 26. Torsion spring; 27. Motor. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0020] See also Figure 1-4 The utility model provides a technical solution: an electronic balance that is easy to clean. It includes a frame component 1, a cleaning component 2 is provided in the inner cavity of the frame component 1, the cleaning component 2 includes a fixing plate 21, two sets of motors 27 are fixedly connected to the side of the fixing plate 21, the fixing plate 21 is used to fix the side motors 27, the output ends of the two sets of motors 27 are fixedly connected to the cleaning rollers 23, fixing parts 24 are raised at both ends of the cleaning rollers 23, the surface of the cleaning rollers 23 is movably connected to the cleaning claws 22, the surface of the cleaning claws 22 is affixed with a scouring pad, connecting parts 220 are raised at both ends of the cleaning claws 22, the cleaning claws 22 are movably connected to the surface of the cleaning rollers 23 through the connecting parts 220, a connecting shaft 25 is fixedly connected between the fixing parts 24, the outer sleeve of the connecting shaft 25 is connected with a torsion spring 26, and the connecting parts provided at both ends of the cleaning claws 22 220 is fixedly connected between the protruding fixing parts 24 at both ends of the cleaning roller 23 through the internal connecting shaft 25. The cleaning claw 22 is used to open around the connecting part of the connecting part 220 and the fixing part 24 due to the inertia when the motor 27 drives the cleaning roller 23 to rotate, and contact the surface of the weighing pan 16. Driven by the fixed plate 21, the surface of the weighing pan 16 is cleaned. The torsion spring 26 is used to cancel the inertia effect on the cleaning claw 22 when the motor 27 stops rotating and the cleaning roller 23 stops rotating. When the cleaning claw 22 rotates around the center of the torsion spring 26, the torsion spring 26 will pull the cleaning claw 22 back to the initial position, generate torque or rotational force, and make the cleaning claw 22 re-adsorbed to the surface of the cleaning roller 23.

[0021] See also Figure 1-4The frame assembly 1 includes a base 11, the top of the base 11 is fixedly connected with a wind shield 18, the wind shield 18 is used for preventing external factors from affecting the weighing of the electronic balance, one side of the base 11 is fixedly connected with a display screen 15, the display screen 15 is used for displaying the weight of the weighing, the top of the display screen 15 is provided with a first sliding groove 13, the inside of the first sliding groove 13 is slidably connected with a wind door 12, the top of the base 11 is provided with a scale pan 16, the top of the scale pan 16 is used for placing the weighed object, the bottom of the wind door 12 protrudes downwardly with a clamping block 14, the wind door 12 is slidably connected in the inside of the first sliding groove 13 through the clamping block 14, the wind door 12 is supported by transparent glass, the state of the internal weighed object can be observed after being closed, both ends of the scale pan 16 are provided with a second sliding groove 160, the inside of the second sliding groove 160 is rotatably connected with a lead screw 17, the bottom of the fixed plate 21 protrudes on one side, the lead screw 17 penetrates the protruding part on the bottom of the fixed plate 21 on one side, the fixed plate 21 is slidably connected between the gap formed by the scale pan 16 and the wind shield 18, the bottom of the fixed plate 21 is provided with a brush, when the fixed plate 21 slides between the gap formed by the wind shield 18 and the scale pan 16, the dust and impurities in the gap can be cleaned, the surface of the cleaning roller 23 is provided with a plurality of cleaning claws 22, one side of each cleaning claw 22 is connected with the cleaning roller 23 through a connecting piece 220, the other side of the cleaning claw 22 is attached to the surface of the cleaning roller 23, the connecting shaft 25 penetrates the inside of the connecting piece 220, the surface of the cleaning claw 22 is provided with a wave-shaped protrusion, the torsional spring 26 is sleeved on the surface of the connecting shaft 25 between the connecting pieces 220.

[0022] In use, by the relative rotation of the two cleaning rollers 23, under the resistance of the surface of the scale pan 16, the cleaning claws 22 are expanded, the expanded cleaning claws 22 are inwardly recessed arcs, so that the stains remaining on the surface of the scale pan 16 can be cleaned, due to the expansion of the cleaning claws 22, the cleaning cloth on the surface of the cleaning claws 22 increases the friction between the surface of the scale pan 16, so that the cleaning effect is better, after the impurities and powders are cleaned, under the elastic effect of the torsional spring 26, the cleaning claws 22 are reset and re-adsorbed on the cleaning roller 23, due to the brush on the bottom of the fixed plate 21, the surface of the scale pan 16 can be cleaned by the cleaning claws 22, and the impurities and dust in the gap between the fixed plate 21 and the scale pan 16 can be cleaned at the same time.

[0023] In the embodiment, the electronic balance is convenient to clean, the structure characteristics and working principle of the above components are all adopted in the prior art, which will not be described in detail here.

[0024] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that includes a list of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus.

[0025] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An electronic balance that is easy to clean, comprising a frame assembly (1), characterized in that: A cleaning component (2) is provided in the inner cavity of the frame component (1); The cleaning assembly (2) comprises a fixing plate (21), two groups of motors (27) are fixedly connected to the side of the fixing plate (21), the output ends of the two groups of motors (27) are fixedly connected to cleaning rollers (23), fixing members (24) are protruded from both ends of the cleaning rollers (23), cleaning claws (22) are movably connected to the surface of the cleaning rollers (23), connecting members (220) are protruded from both ends of the cleaning claws (22), the cleaning claws (22) are movably connected to the surface of the cleaning rollers (23) via the connecting members (220), a connecting shaft (25) is fixedly connected between the fixing members (24), and a torsion spring (26) is sleeved on the outside of the connecting shaft (25); The frame assembly (1) includes a base (11), a wind shield (18) is fixedly connected to the top of the base (11), a display screen (15) is fixedly connected to one side of the base (11), a first slide groove (13) is provided on the top of the display screen (15), a wind shield door (12) is slidably connected inside the first slide groove (13), and a weighing pan (16) is provided on the top of the base (11).

2. The electronic balance that is easy to clean according to claim 1, characterized in that: A clamping block (14) protrudes downwards from the bottom of the windproof door (12), and the windproof door (12) is slidably connected to the inside of the first sliding groove (13) via the clamping block (14).

3. The electronic balance that is easy to clean according to claim 1, characterized in that: The two ends of the weighing pan (16) are provided with second slide grooves (160), and the interior of the second slide grooves (160) is rotatably connected to a screw rod (17). One side of the bottom of the fixed plate (21) is raised, and the screw rod (17) passes through the raised portion of one side of the bottom of the fixed plate (21). The fixed plate (21) is slidably connected between the gap formed by the weighing pan (16) and the wind shield (18), and a brush is provided at the bottom of the fixed plate (21).

4. The electronic balance that is easy to clean according to claim 1, characterized in that: A plurality of cleaning claws (22) are provided on the surface of the cleaning roller (23), one side of each cleaning claw (22) is connected to the cleaning roller (23) via a connecting piece (220), the other side of the cleaning claw (22) is attached to the surface of the cleaning roller (23), and the connecting shaft (25) passes through the interior of the connecting piece (220).

5. The electronic balance that is easy to clean according to claim 4, characterized in that: The surface of the cleaning claw (22) is provided with wave-shaped protrusions.

6. The electronic balance that is easy to clean according to claim 1, characterized in that: The torsion spring (26) is sleeved between the surface connecting pieces (220) of the connecting shaft (25).

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