CN116380227A - Efficient balance calibrating device and method - Google Patents
Efficient balance calibrating device and method Download PDFInfo
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- CN116380227A CN116380227A CN202310246525.2A CN202310246525A CN116380227A CN 116380227 A CN116380227 A CN 116380227A CN 202310246525 A CN202310246525 A CN 202310246525A CN 116380227 A CN116380227 A CN 116380227A
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- 238000000034 method Methods 0.000 title claims abstract description 11
- 238000012795 verification Methods 0.000 claims abstract description 40
- 238000004140 cleaning Methods 0.000 claims description 24
- 238000001514 detection method Methods 0.000 claims description 4
- 238000003556 assay Methods 0.000 claims 3
- 238000012937 correction Methods 0.000 abstract description 3
- 238000005259 measurement Methods 0.000 abstract description 3
- 238000005260 corrosion Methods 0.000 abstract description 2
- 230000007797 corrosion Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005303 weighing Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G23/00—Auxiliary devices for weighing apparatus
- G01G23/01—Testing or calibrating of weighing apparatus
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Abstract
The invention relates to a high-efficiency balance verification device, which relates to the field of balance verification and solves the problems that in addition to the calibration of indicating value errors of a measurement device and the determination of related metering characteristics, a calibration result can be expressed as a correction value or a calibration factor to specifically guide the operation of a measurement process, most verification modes in the prior art have single steps, cannot meet the requirement of fine verification and are unfavorable for the accuracy of balance verification. The technical characteristics include: a support base; the adjusting structure is arranged at the edge of the lower surface of the supporting base and is used for adjusting the height of the supporting base. The labor is liberated, the corrosion to weights is reduced, the working efficiency and the verification accuracy are improved, the operation is simple, and the practicability is high.
Description
Technical Field
The invention relates to the technical field of balance verification, in particular to a high-efficiency balance verification device.
Background
A balance, a weighing apparatus. Two arms are formed by supporting a balance beam at the center of the beam by a fulcrum (shaft), each arm is hung with a disc, one disc is used for placing an object with known mass, the other disc is used for placing an object to be measured, and the deflection of a pointer fixed on the beam when the pointer does not swing and points to the center scale indicates the mass of the object to be measured. The balance is an equal arm lever. The balance is a weighing apparatus, which is an instrument for measuring the mass of an object. The lever is made according to the lever principle, a small disc is arranged at each of two ends of the lever, a weight is placed at one end of the lever, an object to be weighed is placed at the other end of the lever, a pointer is arranged in the center of the lever, and when the two ends are balanced, the masses (weights) of the two ends are equal. Modern balances are more accurate, more sensitive and more diverse. As is known, there are ordinary balances, analytical balances, there are macroanalytical balances, microbalances, semi-microbalances, etc.
The aim of the current calibration is to evaluate the indication error of the measuring device by comparing with the measurement standard, ensure the accurate magnitude, and belong to a group of operations of tracing the magnitude from bottom to top. The evaluation of the indication error should be correspondingly regulated according to the calibration procedure of the organization, and the calibration record and the calibration mark are made according to the calibration period. In addition to evaluating the indication error of the measuring device and determining the related metering characteristics, the calibration result can be expressed as a correction value or a calibration factor to specifically guide the operation of the measuring process, but in some verification modes in the prior art, most of the verification modes have single steps, are simple, cannot meet the requirement of fine verification, and are unfavorable for the accuracy of balance verification, so that in order to solve the problem, it is necessary to design an efficient balance verification device and method.
Disclosure of Invention
The invention aims to solve the technical problems that in the prior art, besides the calibration of the indicating value error of the measuring device and the determination of related metering characteristics, the calibration result can be expressed as a correction value or a calibration factor to specifically guide the operation of the measuring process, but in some verification modes in the prior art, most of verification modes are simple in single step, cannot meet the requirement of refined verification, and are not beneficial to the accuracy of balance verification, and provides the high-efficiency balance verification device.
In order to solve the technical problems, the technical scheme of the invention is as follows:
a high efficiency balance verification device comprising:
a support base;
the adjusting structure is arranged at the edge of the lower surface of the supporting base and is used for adjusting the height of the supporting base;
the horizontal structure is arranged on the front surface of the support base and is used for checking whether the support base is in a horizontal state or not;
the fixing structure is arranged on the upper surface of the supporting base and is used for fixing the balance;
the support structure is arranged on the upper surface of the support base and is used for supporting;
the bearing structure is arranged on the upper surface of the supporting base and is used for bearing weights;
the clamping structure is arranged on the supporting structure and is used for clamping weights;
the cleaning structure is arranged on the clamping structure and is used for cleaning.
Preferably, the adjusting structure includes: two pairs of first fixing frames, two pairs of first electric control telescopic rods, two pairs of connecting blocks and two pairs of conical rods;
the two pairs of first fixing frames are arranged on the side surface of the supporting base, each first electric control telescopic rod is arranged on the corresponding first fixing frame, each connecting block is arranged on the telescopic end of the corresponding first electric control telescopic rod, and each conical rod is arranged on the corresponding connecting block.
Preferably, the horizontal structure comprises: a first support frame and a level gauge;
the first support frame is installed on the front surface of the support base, and each level gauge is installed on the first support frame.
Preferably, the fixing structure includes: two pairs of rotary round rods, two pairs of limiting plates, two pairs of rotary rings and two pairs of fixing plates;
the center of the upper surface of the support base is provided with a rectangular groove, two pairs of rotating round rods are arranged on two sides of the rectangular groove, each limiting plate is arranged on the corresponding rotating round rod, each rotating round ring is arranged on the corresponding rotating round rod, and each fixing plate is arranged on the corresponding rotating round ring.
Preferably, the support structure comprises: a pair of support seats and a door-shaped support frame;
the pair of supporting seats are arranged at the edge of the upper surface of the supporting base, and each door-shaped supporting frame is arranged on the upper surface of the pair of supporting seats.
Preferably, the bearing structure comprises a pair of non-cover bearing shells, a pair of weight plates and a pair of buckles;
the pair of capless bearing shells are arranged on the upper surface of the supporting base, each weight tray is arranged in the corresponding capless bearing shell, and each buckle cover is arranged on the corresponding capless bearing shell.
Preferably, the clamping structure comprises: the device comprises a pair of electric control slide ways, a pair of first electric control slide blocks, a pair of first fixed support frames, a pair of second electric control telescopic rods, a pair of first fixed blocks and a pair of electric control clamping hands;
the pair of electric control slide ways are arranged on the lower surface of the door-shaped support frame, each first electric control slide block is arranged on the corresponding electric control slide way, each first fixed support frame is arranged on the corresponding first electric control slide block, each second electric control telescopic rod is arranged on the corresponding first fixed support frame, each first fixed block is arranged on the telescopic end of the corresponding second electric control telescopic rod, and each electric control clamp is arranged on the corresponding first fixed block.
Preferably, the cleaning structure includes: the cleaning device comprises a pair of second electric control sliding blocks, a pair of second fixed supporting frames, a pair of third electric control telescopic rods, a pair of second fixed blocks, a pair of supporting frames, a pair of rotating motors and a pair of cleaning brushes;
each second electric control sliding block is arranged on a corresponding electric control sliding rail, each second fixed supporting frame is arranged on a corresponding second electric control sliding block, each third electric control telescopic rod is arranged on a corresponding second fixed supporting frame, each second fixed block is arranged on a corresponding third electric control telescopic rod telescopic end, each supporting frame is arranged on a corresponding second fixed block, each rotating motor is arranged on a corresponding supporting frame, and each cleaning brush is arranged on a corresponding rotating end of the rotating motor.
Preferably, the support base is provided with a mains supply interface, and the support base is provided with a controller.
An efficient balance verification method comprises the following steps:
(1) Placing the balance at a rectangular groove in the center of the upper surface of the support base, and fixing the balance by rotating the fixing plate;
(2) Connecting a power supply through a mains supply interface on the support base, opening a controller on the support base, starting the device, and simultaneously opening a buckle cover on the capless bearing shell;
(3) The conical rod on the connecting block is driven by the first electric control telescopic rod and is matched with the level gauge on the first support frame to adjust, so that the balance is in a horizontal state;
(4) Inputting the detection weight through a case on the controller;
(5) The electric control slideway drives the first electric control sliding block to move, so that the electric control clamping hand is positioned above the weight tray and clamps the corresponding weight;
(6) Placing the clamped weight on a balance tray, checking whether the balance is deviated or not, and recording and adjusting;
(7) After the detection technology, the electronic control clamp clamps the weight, the weight is reset, the third electronic control telescopic rod is adjusted, and a cleaning brush on the rotating motor is started to clean the tray;
(8) Repeating the steps (4) - (7) for 3-4 times;
(9) And (5) finishing verification.
The invention has the following beneficial effects:
according to the high-efficiency balance verification device and the high-efficiency balance verification method, detailed and complete data are obtained through multiple times of comparison, verification data are accurate, verification speed is high, the electronic control clamp is used for grabbing weights to replace manual work, labor is liberated, corrosion to the weights is reduced, working efficiency and verification accuracy are improved, operation is simple, and practicability is high.
Drawings
The invention is described in further detail below with reference to the drawings and the detailed description.
FIG. 1 is a schematic diagram of a high-efficiency balance verification device according to the present invention;
fig. 2 is a front view block diagram of a high efficiency balance verification device according to the present invention;
FIG. 3 is a front view of an efficient balance verification apparatus of the present invention;
FIG. 4 is a top view of an efficient balance verification apparatus of the present invention;
fig. 5 is a step diagram of the present invention.
Reference numerals in the drawings denote:
the device comprises a supporting base 10, an adjusting structure 20, a horizontal structure 30, a fixing structure 40, a supporting structure 50, a bearing structure 60, a clamping structure 70, a cleaning structure 80, a mains interface 90 and a controller 100;
the device comprises a first fixing frame 21, a first electric control telescopic rod 22, a connecting block 23 and a conical rod 24;
a first support 31, a level 32;
a rotary round bar 41, a limiting plate 42, a rotary round ring 43 and a fixing plate 44;
a support base 51 and a door-shaped support frame 52;
a capless bearing housing 61, a weight pan 62, a buckle cover 63;
the electric control slide way 71, the first electric control slide block 72, the first fixed support frame 73, the second electric control telescopic rod 74, the first fixed block 75 and the electric control clamp 76;
the second electric control sliding block 81, a second fixed supporting frame 82, a third electric control telescopic rod 83, a second fixed block 84, a supporting frame 85, a rotating motor 86 and a cleaning brush 87.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, based on the embodiments of the invention, which a person of ordinary skill in the art would obtain without inventive faculty, are within the scope of the invention; it should be noted that, for convenience of description, in the present application, "left side" is "first end", "right side" is "second end", "upper side" is "first end", and "lower side" is "second end" in the current view, and the purpose of this description is to clearly express the technical solution, and should not be construed as unduly limiting the technical solution of the present application.
Referring to fig. 1-5, an adjusting structure 20 at the edge of the lower surface of the supporting base 10 is used for adjusting the height of the supporting base 10, a horizontal structure 30 at the front surface of the supporting base 10 is used for checking whether the supporting base 10 is in a horizontal state, a fixing structure 40 at the upper surface of the supporting base 10 is used for fixing a balance, a supporting structure 50 at the upper surface of the supporting base 10 is used for supporting, a bearing structure 60 at the upper surface of the supporting base 10 is used for bearing weights, a clamping structure 70 on the supporting structure 50 is used for clamping weights, and a cleaning structure 80 on the clamping structure 70 is used for cleaning.
Preferably, the adjustment structure 20 comprises: two pairs of first fixing frames 21, two pairs of first electric control telescopic rods 22, two pairs of connecting blocks 23 and two pairs of conical rods 24; two pairs of first fixing frames 21 are installed on the side surface of the supporting base 10, each first electric control telescopic rod 22 is installed on the corresponding first fixing frame 21, each connecting block 23 is installed on the telescopic end of the corresponding first electric control telescopic rod 22, and each conical rod 24 is installed on the corresponding connecting block 23.
The conical rod 24 on the connecting block 23 is driven to adjust by the first electric control telescopic rod 22 on the first fixing frame 21.
Preferably, the horizontal structure 30 comprises: a first support 31 and a level 32; the first supporting frame 31 is mounted on the front surface of the supporting base 10, and each level 32 is mounted on the first supporting frame 31.
The level state is checked by the level gauge 32 on the first supporting frame 31.
Preferably, the fixing structure 40 includes: two pairs of rotary round bars 41, two pairs of limiting plates 42, two pairs of rotary rings 43 and two pairs of fixing plates 44; a rectangular groove is formed in the center of the upper surface of the support base 10, two pairs of rotary round rods 41 are mounted on two sides of the rectangular groove, each limiting plate 42 is mounted on the corresponding rotary round rod 41, each rotary round ring 43 is mounted on the corresponding rotary round rod 41, and each fixing plate 44 is mounted on the corresponding rotary round ring 43.
The balance is fixed by rotating a fixing plate 44 on the rotating ring 43.
Preferably, the support structure 50 comprises: a pair of support seats 51 and a door-shaped support frame 52; a pair of supporting seats 51 are installed at the edges of the upper surface of the supporting base 10, and each door-shaped supporting frame 52 is installed on the upper surface of the pair of supporting seats 51.
Is supported by a door-shaped support bracket 52 on a support seat 51.
Preferably, the bearing structure 60 comprises a pair of capless bearing shells 61, a pair of weight plates 62 and a pair of buckles 63; a pair of capless carrier housings 61 are mounted on the upper surface of the support base 10, each weight tray 62 is mounted in a corresponding capless carrier housing 61, and each buckle cover 63 is mounted on a corresponding capless carrier housing 61.
The weight is held by the weight pan 62.
Preferably, the gripping structure 70 comprises: a pair of electrically controlled slides 71, a pair of first electrically controlled slides 72, a pair of first fixed support brackets 73, a pair of second electrically controlled telescoping rods 74, a pair of first fixed blocks 75, and a pair of electrically controlled grippers 76; a pair of electric control slide ways 71 are mounted on the lower surface of the door-shaped support frame 52, each first electric control slide way 72 is mounted on the corresponding electric control slide way 71, each first fixed support frame 73 is mounted on the corresponding first electric control slide way 72, each second electric control telescopic rod 74 is mounted on the corresponding first fixed support frame 73, each first fixed block 75 is mounted on the telescopic end of the corresponding second electric control telescopic rod 74, and each electric control clamping hand 76 is mounted on the corresponding first fixed block 75.
The weight is gripped by an electrically controlled grip 76 on a second electrically controlled telescopic rod 74.
Preferably, the cleaning structure 80 comprises: a pair of second electrically controlled sliding blocks 81, a pair of second fixed supporting frames 82, a pair of third electrically controlled telescopic rods 83, a pair of second fixed blocks 84, a pair of supporting frames 85, a pair of rotating motors 86 and a pair of cleaning brushes 87; each second electric control sliding block 81 is installed on the corresponding electric control sliding rail 71, each second fixed supporting frame 82 is installed on the corresponding second electric control sliding block 81, each third electric control telescopic rod 83 is installed on the corresponding second fixed supporting frame 82, each second fixed block 84 is installed on the telescopic end of the corresponding third electric control telescopic rod 83, each supporting frame 85 is installed on the corresponding second fixed block 84, each rotating motor 86 is installed on the corresponding supporting frame 85, and each cleaning brush 87 is installed on the rotating end of the corresponding rotating motor 86.
The balance tray is cleaned by a cleaning brush 87 on a rotating motor 86.
Preferably, the support base 10 is provided with a mains interface 90, and the support base 10 is provided with a controller 100.
The power supply is connected through a mains interface 90 on the support base 10 and controlled by a controller 100 on the support base 10.
An efficient balance verification method comprises the following steps: (1) The balance is placed in a rectangular groove in the center of the upper surface of the support base 10 and is fixed by rotating the fixing plate 44; (2) Connecting a power supply through a mains supply interface 90 on the support base 10, opening a controller 100 on the support base 10, then starting the device, and simultaneously opening a buckle cover 63 on the non-cover bearing shell 61; (3) The conical rod 24 on the connecting block 23 is driven by the first electric control telescopic rod 22 and is matched with the level gauge 32 on the first supporting frame 31 to adjust, so that the balance is in a horizontal state; (4) The detected weight is input through a case on the controller 100; (5) The electric control slideway 71 drives the first electric control sliding block 72 to move, so that the electric control clamping hand 76 is positioned above the weight tray 62 and clamps the corresponding weight; (6) Placing the clamped weight on a balance tray, checking whether the balance is deviated or not, and recording and adjusting; (7) After the detection technology, the electronic control clamping hand 76 clamps the weight, the weight is reset, the third electronic control telescopic rod 83 is adjusted, and the cleaning brush 87 on the rotating motor 86 is started to clean the tray; (8) Repeating the steps (4) - (7) for 3-4 times; (9) finishing the verification.
Embodiment one: the clasp cover 63 on the removable capless carrier housing 61 can be used as a tray for a balance.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the invention.
Claims (10)
1. An efficient balance verification device, comprising:
a support base (10);
the adjusting structure (20) is arranged at the edge of the lower surface of the supporting base (10), and the adjusting structure (20) is used for adjusting the height of the supporting base (10);
the horizontal structure (30), the said horizontal structure (30) is installed on the front surface of the support base (10), and the said horizontal structure (30) is used for checking whether the support base (10) is in the horizontal state;
the fixing structure (40) is arranged on the upper surface of the supporting base (10), and the fixing structure (40) is used for fixing the balance;
a support structure (50), the support structure (50) being mounted to the upper surface of the support base (10) and the support structure (50) being for support;
the bearing structure (60) is arranged on the upper surface of the supporting base (10), and the bearing structure (60) is used for bearing weights;
a clamping structure (70), wherein the clamping structure (70) is arranged on the supporting structure (50), and the clamping structure (70) is used for clamping weights;
the cleaning structure (80), the cleaning structure (80) is installed on the clamping structure (70), and the cleaning structure (80) is used for cleaning.
2. A high efficiency balance verification apparatus as claimed in claim 1 wherein said adjustment structure (20) comprises: two pairs of first fixing frames (21), two pairs of first electric control telescopic rods (22), two pairs of connecting blocks (23) and two pairs of conical rods (24);
two pairs of first fixing frames (21) are arranged on the side surface of the supporting base (10), each first electric control telescopic rod (22) is arranged on the corresponding first fixing frame (21), each connecting block (23) is arranged on the telescopic end of the corresponding first electric control telescopic rod (22), and each conical rod (24) is arranged on the corresponding connecting block (23).
3. A high efficiency balance assay apparatus as claimed in claim 1, wherein the horizontal structure (30) comprises: a first support (31) and a level (32);
the first support frames (31) are arranged on the front surface of the support base (10), and each level meter (32) is arranged on the first support frames (31).
4. A high efficiency balance assay apparatus as claimed in claim 1, wherein the fixed structure (40) comprises: two pairs of rotary round rods (41), two pairs of limiting plates (42), two pairs of rotary rings (43) and two pairs of fixing plates (44);
the center of the upper surface of the support base (10) is provided with a rectangular groove, two pairs of rotating round rods (41) are arranged on two sides of the rectangular groove, each limiting plate (42) is arranged on the corresponding rotating round rod (41), each rotating round ring (43) is arranged on the corresponding rotating round rod (41), and each fixing plate (44) is arranged on the corresponding rotating round ring (43).
5. A high efficiency balance assay apparatus as claimed in claim 1, wherein the support structure (50) comprises: a pair of support bases (51) and a door-shaped support frame (52);
the pair of supporting seats (51) are arranged at the edge of the upper surface of the supporting base (10), and each door-shaped supporting frame (52) is arranged on the upper surface of the pair of supporting seats (51).
6. The high efficiency balance verification device of claim 5, wherein the carrying structure (60) comprises a pair of capless carrying cases (61), a pair of weight trays (62), and a pair of clasps (63);
the pair of the capless bearing shells (61) are arranged on the upper surface of the supporting base (10), each weight tray (62) is arranged in the corresponding capless bearing shell (61), and each buckle cover (63) is arranged on the corresponding capless bearing shell (61).
7. The high efficiency balance verification apparatus of claim 5 wherein said gripping structure (70) comprises: a pair of electric control slide ways (71), a pair of first electric control slide blocks (72), a pair of first fixed support frames (73), a pair of second electric control telescopic rods (74), a pair of first fixed blocks (75) and a pair of electric control clamping hands (76);
the pair of electric control slide ways (71) are arranged on the lower surface of the door-shaped support frame (52), each first electric control slide block (72) is arranged on the corresponding electric control slide way (71), each first fixed support frame (73) is arranged on the corresponding first electric control slide block (72), each second electric control telescopic rod (74) is arranged on the corresponding first fixed support frame (73), each first fixed block (75) is arranged on the telescopic end of the corresponding second electric control telescopic rod (74), and each electric control clamping hand (76) is arranged on the corresponding first fixed block (75).
8. An efficient balance verification apparatus as claimed in claim 1 wherein said cleaning structure (80) comprises: a pair of second electric control sliding blocks (81), a pair of second fixed supporting frames (82), a pair of third electric control telescopic rods (83), a pair of second fixed blocks (84), a pair of supporting frames (85), a pair of rotating motors (86) and a pair of cleaning brushes (87);
each second electric control sliding block (81) is mounted on a corresponding electric control sliding way (71), each second fixed supporting frame (82) is mounted on a corresponding second electric control sliding block (81), each third electric control telescopic rod (83) is mounted on a corresponding second fixed supporting frame (82), each second fixed block (84) is mounted on a telescopic end of a corresponding third electric control telescopic rod (83), each supporting frame (85) is mounted on a corresponding second fixed block (84), each rotating motor (86) is mounted on a corresponding supporting frame (85), and each cleaning brush (87) is mounted on a rotating end of a corresponding rotating motor (86).
9. The high-efficiency balance verification device according to claim 1, wherein a commercial power interface (90) is arranged on the support base (10), and a controller (100) is arranged on the support base (10).
10. The high-efficiency balance verification method is characterized by comprising the following steps of:
(1) The balance is placed in a rectangular groove in the center of the upper surface of the supporting base (10) and is fixed through a rotary fixing plate (44);
(2) Connecting a power supply through a mains supply interface (90) on the support base (10), opening a controller (100) on the support base (10), then starting the device, and simultaneously opening a buckle cover (63) on the non-cover bearing shell (61);
(3) The conical rod (24) on the connecting block (23) is driven by the first electric control telescopic rod (22) and is matched with the level meter (32) on the first supporting frame (31) for adjustment, so that the balance is in a horizontal state;
(4) Inputting a detected weight through a case on the controller (100);
(5) The electric control slideway (71) drives the first electric control sliding block (72) to move, so that the electric control clamping hand (76) is positioned above the weight tray (62) and clamps the corresponding weight;
(6) Placing the clamped weight on a balance tray, checking whether the balance is deviated or not, and recording and adjusting;
(7) After the detection technology, the electronic control clamping hand (76) clamps the weight, the weight is reset, the third electronic control telescopic rod (83) is adjusted, and the cleaning brush (87) on the rotating motor (86) is started to clean the tray;
(8) Repeating the steps (4) - (7) for 3-4 times;
(9) And (5) finishing verification.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310246525.2A CN116380227A (en) | 2023-03-10 | 2023-03-10 | Efficient balance calibrating device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310246525.2A CN116380227A (en) | 2023-03-10 | 2023-03-10 | Efficient balance calibrating device and method |
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| Publication Number | Publication Date |
|---|---|
| CN116380227A true CN116380227A (en) | 2023-07-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310246525.2A Pending CN116380227A (en) | 2023-03-10 | 2023-03-10 | Efficient balance calibrating device and method |
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| Country | Link |
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| CN (1) | CN116380227A (en) |
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2023
- 2023-03-10 CN CN202310246525.2A patent/CN116380227A/en active Pending
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Effective date of registration: 20231007 Address after: Room 311, 3rd Floor, Building 39, Zone 4, Gaobeidian Village, Gaobeidian Township, Chaoyang District, Beijing, 100024 Applicant after: Dongxing Tongda Materials Trading (Beijing) Co.,Ltd. Address before: 101300 No. 102, Unit 1, Building 3, Qinglan Garden, Houshayu District, Shunyi District, Beijing Applicant before: Zhang Xiaomei |
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