CN219391100U

CN219391100U - High-precision electronic balance

Info

Publication number: CN219391100U
Application number: CN202320155010.7U
Authority: CN
Inventors: 史叶挺; 吴扬; 汪土荣; 刘轶轩
Original assignee: Hangzhou Lion Biotechnology Co ltd
Current assignee: Hangzhou Lion Biotechnology Co ltd
Priority date: 2023-02-08
Filing date: 2023-02-08
Publication date: 2023-07-21
Anticipated expiration: 2033-02-08

Abstract

The utility model provides a high-precision electronic balance, comprising: a bottom plate; the adjusting component comprises two brackets, one side of each bracket is fixedly connected with the front side and the rear side of the bottom plate, and the other side of each bracket is rotatably connected with a protective cover. The utility model provides a high-precision electronic balance, which is characterized in that an object to be measured is placed in a placing disc, the object is protected by the protective cover falling through the extension of a hydraulic rod, and the second rotating frame is driven to move by the retraction of the hydraulic rod after the measurement, so that the protective cover is opened, the structure is simple and practical, the protective cover is very convenient to automatically open or close, the workload of a worker is effectively reduced, the mechanical opening mode is high in stability, and the phenomenon that the object to be measured falls due to negligence of the worker can be avoided.

Description

High-precision electronic balance

Technical Field

The utility model relates to the field of electronic balances, in particular to a high-precision electronic balance.

Background

An electronic balance is a balance for balancing the weight of an object by using electromagnetic force. The automatic weighing device is characterized by accurate and reliable weighing, quick and clear display, automatic measurement system, simple automatic calibration device, overload protection and other devices.

An electronic balance for weighing the mass of an object. Electronic balances generally employ strain-gauge sensors, capacitive sensors, electromagnetic balance sensors. The strain sensor has simple structure and low cost, but has limited precision. The capacitive sensor has high weighing speed and high cost performance, but cannot achieve high precision. The electromagnetic balance sensor is characterized by accurate and reliable weighing, quick and clear display, automatic measurement system, simple automatic calibration device, overload protection and other devices.

In the related art, in the process of performing chemical experiments and physical experiments, a high-precision electronic balance is required to be used for bearing the object. In order to pursue the accuracy after the measurement, the existing high-precision electronic balance is mostly provided with a protective cover at the top, however, the protective cover is inconvenient to automatically open when in use and needs to be manually opened, so that the work load of workers is large in the process of carrying out mass measurement, and the protective cover can be caused to touch a measurement object after being slightly negligent, so that the measurement object is possibly dropped, and damage is caused.

Therefore, it is necessary to provide a highly accurate electronic balance to solve the above technical problems.

Disclosure of Invention

The utility model provides a high-precision electronic balance, which solves the problem that the existing part of high-precision electronic balances are inconvenient to automatically open a protective cover when in use in the related technology.

In order to solve the above technical problems, the present utility model provides a high-precision electronic balance, comprising: a bottom plate;

the adjusting component, one side that adjusting component is relative is fixed connection in the front side and the rear side of bottom plate respectively, adjusting component includes two supports, two one side that the support is relative is fixed connection in the front side and the rear side of bottom plate respectively, two one side that the support is relative rotates and is connected with the protection casing, the left side fixedly connected with first rotating frame at bottom plate top, the inboard rotation of first rotating frame is connected with the hydraulic stem, the right side rotation of hydraulic stem is connected with the second rotating frame, the right side of second rotating frame and the left side fixed connection of protection casing.

Preferably, the inside threaded connection of bottom plate has four screws, four the equal threaded connection in bottom of the side and being located the bottom of bottom plate of week screw rod has spacing spiral shell piece, four the equal fixedly connected with supporting seat in bottom of screw rod, four the equal fixedly connected with slipmat in bottom of supporting seat.

Preferably, the inner side of bottom plate top is connected with two sliders in a sliding manner, and the top of two sliders is fixedly connected with a storage box.

Preferably, the top of bottom plate fixedly connected with four bracing pieces, four the top fixedly connected with electronic balance body of bracing piece.

Preferably, a placing tray is arranged at the top of the electronic balance body, and the front and the back of the bottom plate are both provided with level bubbles.

Preferably, an observation window is arranged on the inner side of the protective cover.

Compared with the related art, the high-precision electronic balance provided by the utility model has the following beneficial effects:

the utility model provides a high-precision electronic balance, which is characterized in that an object to be measured is placed in a placing disc, the object is protected by the protective cover falling through the extension of a hydraulic rod, and the second rotating frame is driven to move by the retraction of the hydraulic rod after the measurement, so that the protective cover is opened, the structure is simple and practical, the protective cover is very convenient to automatically open or close, the workload of a worker is effectively reduced, the mechanical opening mode is high in stability, and the phenomenon that the object to be measured falls due to negligence of the worker can be avoided.

Drawings

FIG. 1 is a schematic diagram of a highly accurate electronic balance according to a preferred embodiment of the present utility model;

fig. 2 is an enlarged schematic view of the structure of the region a shown in fig. 1.

Reference numerals in the drawings: 1. a bottom plate; 2. an adjustment assembly; 21. a bracket; 22. a protective cover; 23. a first rotating frame; 24. a hydraulic rod; 25. a second turret; 3. a screw; 4. limiting screw blocks; 5. a support base; 6. an anti-slip pad; 7. a slide block; 8. a storage box; 9. a support rod; 10. an electronic balance body; 11. placing a tray; 12. a vial; 13. and an observation window.

Detailed Description

The utility model will be further described with reference to the drawings and embodiments.

Referring to fig. 1 and fig. 2 in combination, fig. 1 is a schematic structural diagram of a preferred embodiment of a high-precision electronic balance according to the present utility model; fig. 2 is an enlarged schematic view of the structure of the area a shown in fig. 1, and a high-precision electronic balance includes: a base plate 1;

the adjusting component 2, the opposite one side of adjusting component 2 is fixed connection in the front side and the rear side of bottom plate 1 respectively, adjusting component 2 includes two supports 21, the opposite one side of two supports 21 is fixed connection in the front side and the rear side of bottom plate 1 respectively, the relative one side rotation of two supports 21 is connected with protection casing 22, the left side fixedly connected with first rotating frame 23 at bottom plate 1 top, the inboard rotation of first rotating frame 23 is connected with hydraulic rod 24, the right side rotation of hydraulic rod 24 is connected with second rotating frame 25, the right side and the left side fixed connection of protection casing 22 of second rotating frame 25.

The inboard threaded connection of bottom plate 1 has four screw rods 3, the equal threaded connection in bottom that just is located bottom plate 1 of the week side of four screw rods 3 has spacing spiral shell piece 4, the equal fixedly connected with supporting seat 5 in bottom of four screw rods 3, the equal fixedly connected with slipmat 6 in bottom of four supporting seat 5, the inboard of bottom plate 1 is provided with the screw thread that uses with four screw rods 3 cooperation, can rotate from top to bottom in the inboard of bottom plate 1, the inboard of four spacing spiral shell pieces 4 is provided with the screw thread that uses with four screw rods 3 cooperation respectively, slipmat 6 is the rubber material.

The inboard sliding connection at bottom plate 1 top has two sliders 7, and the top fixedly connected with containing box 8 of two sliders 7, and the inboard at bottom plate 1 top has been seted up and has been used with the cooperation of two sliders 7, can provide two sliders 7 and slide back and forth, and containing box 8 mainly used deposits small-size article such as scoop, scraper blade.

The top of the bottom plate 1 is fixedly connected with four supporting rods 9, and the top of the four supporting rods 9 is fixedly connected with an electronic balance body 10.

The top of electronic balance body 10 is provided with places dish 11, and the front and the back of bottom plate 1 all are provided with the bubble 12, and the use of bubble 12 is convenient for observe the levelness of bottom plate 1.

The inboard of protection casing 22 is provided with observation window 13, and observation window 13 is transparent acrylic board material, the inside condition of protection casing 22 of being convenient for observe.

The working principle of the high-precision electronic balance provided by the utility model is as follows:

the first step: when the device is used, an object to be measured is placed in the placing tray 11, the protective cover 22 falls down to protect the object through the extension of the hydraulic rod 24, and the second rotating frame 25 is driven to move towards the direction through the retraction of the hydraulic rod 24 after the measurement, so that the protective cover 22 is opened, and a worker can conveniently take or replace the measured object;

and a second step of: through observing the bubble 12, judge the levelness of bottom plate 1, when bottom plate 1 appears the slope, can rotate corresponding screw rod 3 according to incline position to adjust the levelness of bottom plate 1, rotate spacing spiral shell piece 4 after the regulation is accomplished, utilize spacing spiral shell piece 4 to carry out spacingly to the position of bottom plate 1.

the object to be measured is placed in the placing plate 11, the protective cover 22 is enabled to fall down to protect the object through the extension of the hydraulic rod 24, the second rotating frame 25 is driven to move through the retraction of the hydraulic rod 24 after measurement, so that the protective cover 22 is opened, the structure is simple and practical, the protective cover 22 is very convenient to automatically open or close, the workload of workers is effectively reduced, the mode stability of mechanical opening is high, and the phenomenon that the object to be measured falls due to negligence of the workers can be avoided.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. A high-precision electronic balance, comprising: a bottom plate (1);

the adjusting component (2), one side that adjusting component (2) is relative is fixed connection in front side and the rear side of bottom plate (1) respectively, adjusting component (2) include two support (21), two one side that support (21) is relative is fixed connection in front side and the rear side of bottom plate (1) respectively, two one side that support (21) is relative rotates and is connected with protection casing (22), the left side fixedly connected with first rotating frame (23) at bottom plate (1) top, the inboard rotation of first rotating frame (23) is connected with hydraulic rod (24), the right side rotation of hydraulic rod (24) is connected with second rotating frame (25), the right side of second rotating frame (25) and the left side fixed connection of protection casing (22).

2. The high-precision electronic balance according to claim 1, wherein four screws (3) are connected with the inner side of the bottom plate (1) in a threaded manner, limit screw blocks (4) are connected with the peripheral side surfaces of the four screws (3) and located at the bottom of the bottom plate (1) in a threaded manner, supporting seats (5) are connected with the bottom ends of the four screws (3) in a fixed manner, and anti-slip pads (6) are connected with the bottom of the four supporting seats (5) in a fixed manner.

3. The high-precision electronic balance according to claim 1, wherein two sliding blocks (7) are slidably connected to the inner side of the top of the bottom plate (1), and a storage box (8) is fixedly connected to the tops of the two sliding blocks (7).

4. The high-precision electronic balance according to claim 1, wherein the top of the bottom plate (1) is fixedly connected with four support rods (9), and the tops of the four support rods (9) are fixedly connected with an electronic balance body (10).

5. The high-precision electronic balance according to claim 4, characterized in that the top of the electronic balance body (10) is provided with a placement tray (11), and both the front and the back of the bottom plate (1) are provided with vials (12).

6. High-precision electronic balance according to claim 1, characterized in that the inner side of the protective cover (22) is provided with an observation window (13).