CN201107094Y - Weighing sensor for electronic scales as well as electronic scales including the same - Google Patents
Weighing sensor for electronic scales as well as electronic scales including the same Download PDFInfo
- Publication number
- CN201107094Y CN201107094Y CNU2007201769651U CN200720176965U CN201107094Y CN 201107094 Y CN201107094 Y CN 201107094Y CN U2007201769651 U CNU2007201769651 U CN U2007201769651U CN 200720176965 U CN200720176965 U CN 200720176965U CN 201107094 Y CN201107094 Y CN 201107094Y
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- Prior art keywords
- load cells
- flexible substrates
- foot section
- reference column
- carrier bar
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a weighing sensor used for an electronic balance, and an electronic balance comprising the sensor, wherein, the weighing sensor comprises an elastic substrate, a support leg part and a strain meter glued to the elastic substrate which comprises an upper bearing beam, a lower bearing beam and a deformation beam, one side of the support leg part is connected with the elastic substrate, and the other side of the support leg part is provided with a pointed tapered-shape support leg which forms a small contact area with a supporting area. A weighing sensor which adopts the technical proposal of the weighing sensor has a few composed parts, simple structure, small thickness, easy manufacture and convenient installation and use. Because the upper bearing beam in the elastic substrate surrounds the lower bearing beam only from three sides, the material is conserved, and the cost is reduced. The thickness of the electronic balance which adopts the weighing sensor is correspondingly smaller, and simultaneously the cost is reduced.
Description
Technical field
The utility model relates to a kind of LOAD CELLS, particularly relates to a kind of electronic scales that is used for the LOAD CELLS of electronic scales and comprises this sensor.
Background technology
Electronic scales is a kind of utensil commonly used in worker, agricultural production and the people's daily life, and LOAD CELLS is one of critical piece that constitutes by electronic scales.At present, constitute by flexible substrates 100, connecting portion 102 and windmill pin 104 shown in Fig. 1 a and Fig. 1 b in employed modal a kind of LOAD CELLS in the electronic scales.Connecting portion 102 middle part projectioies, and be provided with salient point 106 thereon.During use, connecting portion 102 is fixedlyed connected with flexible substrates 1 00, then, the salient point 106 on the connecting portion 102 is contacted, with 108 of forced sections on the windmill pin 104 to bear weight.
Another kind of common LOAD CELLS comprises supporting part 200, following supporting part 202, deformations 204 and leg 206 shown in Fig. 2 a and Fig. 2 b.On deformations 204, following supporting part 202 is provided with protuberance 208 contacting with 206 of legs by screw retention for last supporting part 200 and following supporting part 202, thus the weight of bearing.
Can see that from the LOAD CELLS of above two kinds of forms the existing LOAD CELLS major defect that is used for electronic scales is: parts are many, complex structure, it is big to take volume, thereby causes using the electronic scales of this LOAD CELLS thicker, the manufacturing cost height.
Summary of the invention
The purpose of this utility model is to overcome the existing defective of above-described existing LOAD CELLS, provide a kind of simple in structure, parts are few, easy to install and use, with low cost and can guarantee the LOAD CELLS of precision and the electronic scales that uses this LOAD CELLS.In order to realize this purpose, technical solution adopted in the utility model is as follows.
First aspect according to the utility model embodiment, a kind of LOAD CELLS that is used for electronic scales is provided, comprise flexible substrates, foot section and stick on strainometer on the flexible substrates that wherein said flexible substrates comprises carrier bar, carrier bar and deformation beam down; One side and the described flexible substrates of described foot section are joined, and the opposite side of described foot section is provided with and can forms the sharp cone distal leg that small size contacts with supporting surface, make supporting surface to the reacting force of sensor all the time on same position.Wherein said flexible substrates and described foot section link together by pilot hole and reference column, draw-in groove and grab or screw, again or be pasted together.
LOAD CELLS according to the utility model embodiment first aspect, wherein said flexible substrates partly is made of two " E " shapes that connect together in opposite directions, " E " shape that wherein is in the outside partly forms the last carrier bar of LOAD CELLS, be in the following carrier bar that inboard " E " shape partly forms LOAD CELLS, the center section of two " E " shape partial commons forms the deformation beam of LOAD CELLS to paste strainometer.Wherein be provided with pilot hole or reference column, on described foot section, be correspondingly provided with reference column or pilot hole in the described end of carrier bar down; Described foot section strides across described deformation beam and is fixed on described two ends of carrier bar down." E " shape part that is in the outside is surrounded " E " shape portion that is in the inboard from three sides, and two " E " shapes that connect together in opposite directions partly are in same plane.
Preferably, part is provided with recess between the reference column of described foot section or the pilot hole, and the width of wherein said recess is greater than the width of described deformation beam.Described pilot hole is a circular hole, and described reference column should be cylindrical reference column mutually.
Further preferably, described flexible substrates is by same integrated the processing of plate, and for example described flexible substrates is stamped to form by same sheet metal.
According to the second aspect of the utility model embodiment, a kind of electronic scales is provided, it comprises above-mentioned LOAD CELLS.
Adopt the LOAD CELLS of technical solutions of the utility model and the electronic scale that comprises this sensor, obtained beneficial effect is mainly reflected in following aspect:
1. building block is few, compares few parts with the existing LOAD CELLS that is used for electronic scales, only is made up of two parts;
2. LOAD CELLS thin thickness;
3. because last carrier bar only encloses carrier bar down from three bread, therefore can save material;
4. simple in structure, handling ease, easy to install and use;
5. with low cost;
6. correspondingly thickness is also little to adopt the electronic scales of this LOAD CELLS, has also reduced cost simultaneously.
Below in conjunction with accompanying drawing the utility model is described further, wherein same or analogous parts use identical Reference numeral.
Description of drawings
Fig. 1 a and 1b are the synoptic diagram of a kind of LOAD CELLS common in the prior art;
Fig. 2 a and 2b are the synoptic diagram of another kind of LOAD CELLS common in the prior art, and wherein Fig. 2 b is the cut-open view along the A-A direction among Fig. 2 a;
Fig. 3 a and 3b are the synoptic diagram according to the LOAD CELLS of the utility model embodiment;
Fig. 4 a is the STRUCTURE DECOMPOSITION figure that has adopted according to the electronic scales of the LOAD CELLS of the utility model embodiment;
Fig. 4 b is the partial sectional view of Fig. 4 a.
Embodiment
Shown in Fig. 3 a and 3b, comprise flexible substrates 300, foot section 302 and stick on strainometer 304 on the flexible substrates according to the LOAD CELLS of present embodiment.Described flexible substrates 300 is provided with two pilot holes 306, is correspondingly provided with two reference columns 308 in a side of described foot section 302.Wherein said pilot hole 306 can be blind hole, but is preferably through hole in the present embodiment, and the height of reference column 308 is slightly larger than the degree of depth of through hole.In addition, described pilot hole 306 can be the hole of multiple shape, is preferably circular hole in the present embodiment, and described reference column 308 should be cylindrical reference column mutually.
Certainly, on described flexible substrates 300, also reference column can be set, and at a side relative set pilot hole of described foot section 302.In addition, a pilot hole and a reference column can be set also on described flexible substrates 300, and at reference column of a side relative set and a pilot hole in described foot section 302.In addition, described flexible substrates 300 and foot section 302 also can link together by draw-in groove and grab or screw, and again or also Pasting together.These all are the simple transformation to load cell structure of the present utility model, do not do auspicious stating at this.
Shown in Fig. 3 b, be provided with sharp cone distal leg 310 at the opposite side of described foot section 302, small size contact or point contacts to form with supporting surface (for example ground), make supporting surface to the reacting force of sensor all the time on same position.
Shown in Fig. 3 a, described flexible substrates 300 partly is made of two " E " shapes that connect together in opposite directions, and " E " shape part that is in the outside is surrounded inboard " E " shape portion that is in from three sides." E " shape that wherein is in the outside partly forms the last carrier bar 312 of LOAD CELLS, be in the following carrier bar 314 that inboard " E " shape partly forms LOAD CELLS, the center section of two " E " shape partial commons forms the deformation beam 316 of LOAD CELLS, and strainometer 304 sticks on the deformation beam 316.Wherein said pilot hole 306 is arranged on the described end of carrier bar 314 down, and described foot section 302 strides across described deformation beam 316 and is fixed on described two ends of carrier bar 314 down.Two " E " shapes that connect together in opposite directions partly are in same plane, and described flexible substrates 300 is for example formed by punching press or casting by integrated the processing of same block of plate (for example sheet metal).
Part between the reference column of described foot section is provided with recess 318, and the width of wherein said recess 318 is slightly larger than the width of described deformation beam 316, so that when sensor flexible substrates stress deformation, deformation beam 316 can not contact foot section 302.
Adopted electronic scales according to the LOAD CELLS of present embodiment shown in Fig. 4 a, the quantity of wherein used LOAD CELLS is different according to the size of electronic scales.
Fig. 4 b is the partial sectional view of having installed according to the electronic scales of the LOAD CELLS of present embodiment.Can see that because LOAD CELLS is done very thinly, so the space between electronic scales cover 400 and the electronic scale bonnet 402 can be very little, thereby make electronic scales totally can do thinlyyer.
LOAD CELLS according to present embodiment not only can be used for electronic scales, can also be applied to some other stressed utensil that needs to measure.
More than by specific embodiment the utility model is illustrated, but the utility model is not limited to these specific embodiments.Secondly, more employed terms in the utility model instructions and claims, for example " on ", D score etc., only be for convenience, be not to restriction of the present utility model.In addition, can also make some modifications to the utility model, be out of shape, be equal to replacement etc.But, as long as do not deviate from spirit and scope of the present utility model, all should be within protection domain of the present utility model.
Claims (10)
1. LOAD CELLS that is used for electronic scales comprises flexible substrates, foot section and sticks on strainometer on the flexible substrates, and wherein said flexible substrates comprises carrier bar, carrier bar and deformation beam down, it is characterized in that:
One side and the described flexible substrates of described foot section are joined, and the opposite side of described foot section is provided with and can forms the sharp cone distal leg that small size contacts with supporting surface.
2. LOAD CELLS as claimed in claim 1 is characterized in that:
Described flexible substrates and described foot section link together by pilot hole and reference column, draw-in groove and grab or screw, again or be pasted together.
3. LOAD CELLS as claimed in claim 1 is characterized in that:
Described flexible substrates partly is made of two " E " shapes that connect together in opposite directions, " E " shape that wherein is in the outside partly forms the last carrier bar of LOAD CELLS, be in the following carrier bar that inboard " E " shape partly forms LOAD CELLS, the center section of two " E " shape partial commons forms the deformation beam of LOAD CELLS to paste strainometer;
Wherein be provided with pilot hole or reference column, on described foot section, be correspondingly provided with reference column or pilot hole in the described end of carrier bar down; Described foot section strides across described deformation beam and is fixed on described two ends of carrier bar down.
4. LOAD CELLS as claimed in claim 3 is characterized in that:
" E " shape part that is in the outside is surrounded inboard " E " shape portion that is in from three sides.
5. LOAD CELLS as claimed in claim 3 is characterized in that:
Two " E " shapes that connect together in opposite directions partly are in same plane.
6. LOAD CELLS as claimed in claim 3 is characterized in that:
Part is provided with recess between the reference column of described foot section or the pilot hole, and the width of wherein said recess is greater than the width of described deformation beam.
7. as any described LOAD CELLS in the claim 3 to 5, it is characterized in that:
Described pilot hole is a circular hole, and described reference column should be cylindrical reference column mutually.
8. as any described LOAD CELLS in the claim 3 to 5, it is characterized in that:
Described flexible substrates is by same integrated the processing of plate.
9. LOAD CELLS as claimed in claim 8 is characterized in that:
Described flexible substrates is stamped to form by same sheet metal.
10. an electronic scales is characterized in that comprising any described LOAD CELLS in the claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201769651U CN201107094Y (en) | 2007-10-12 | 2007-10-12 | Weighing sensor for electronic scales as well as electronic scales including the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201769651U CN201107094Y (en) | 2007-10-12 | 2007-10-12 | Weighing sensor for electronic scales as well as electronic scales including the same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201107094Y true CN201107094Y (en) | 2008-08-27 |
Family
ID=39958901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201769651U Expired - Lifetime CN201107094Y (en) | 2007-10-12 | 2007-10-12 | Weighing sensor for electronic scales as well as electronic scales including the same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201107094Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106017649A (en) * | 2016-01-20 | 2016-10-12 | 申俊 | Force measurement sensor |
| CN106706103A (en) * | 2015-11-17 | 2017-05-24 | 王龙 | Weighing scale |
| CN109708738A (en) * | 2018-12-21 | 2019-05-03 | 集美大学 | A kind of beehive weighing device |
-
2007
- 2007-10-12 CN CNU2007201769651U patent/CN201107094Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106706103A (en) * | 2015-11-17 | 2017-05-24 | 王龙 | Weighing scale |
| CN106017649A (en) * | 2016-01-20 | 2016-10-12 | 申俊 | Force measurement sensor |
| CN109708738A (en) * | 2018-12-21 | 2019-05-03 | 集美大学 | A kind of beehive weighing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: GUANGDONG LEXIN MEDICAL ELECTRONICS CO., LTD. Free format text: FORMER NAME: ZHONGSHAN CHUANGYUAN ELECTRONICS CO.,LTD. |
|
| CP03 | Change of name, title or address |
Address after: 528437 zone A, investment building, No. 12, East Conference Road, Torch Development Zone, Guangdong, Zhongshan Patentee after: Guangdong Transtek Medical Electronics Co., Ltd. Address before: 528400 hidden Industrial Zone, Torch Development Zone, Guangdong, Zhongshan Patentee before: Zhongshan Chuangyuan Electronics Co.,Ltd. |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20161228 Address after: 528441 Guangdong city of Zhongshan Province Town Village Title Jin An Lu No. 23 A District Patentee after: Zhongshan happy Electronics Co., Ltd. Address before: 528437 zone A, investment building, No. 12, East Conference Road, Torch Development Zone, Guangdong, Zhongshan Patentee before: Guangdong Transtek Medical Electronics Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20080827 |
|
| CX01 | Expiry of patent term |