CN107860458A - High-precision electronic scale - Google Patents
High-precision electronic scale Download PDFInfo
- Publication number
- CN107860458A CN107860458A CN201711066364.XA CN201711066364A CN107860458A CN 107860458 A CN107860458 A CN 107860458A CN 201711066364 A CN201711066364 A CN 201711066364A CN 107860458 A CN107860458 A CN 107860458A
- Authority
- CN
- China
- Prior art keywords
- installation board
- electronic scale
- sensor
- reinforcement
- precision electronic
- Prior art date
- 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.)
- Pending
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G21/00—Details of weighing apparatus
- G01G21/28—Frames, Housings
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G23/00—Auxiliary devices for weighing apparatus
- G01G23/005—Means for preventing overload
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Force In General (AREA)
- Casings For Electric Apparatus (AREA)
Abstract
The invention discloses a kind of high-precision electronic scale, including base and pan of a steelyard, and a lower installation board is provided with base, and the center of lower installation board upper surface is provided with a sensor, and the top of sensor is provided with a upper mounting plate, and pan of a steelyard is covered on upper mounting plate；The lower installation board and upper mounting plate are square.A column is further respectively had at four angles of lower installation board upper surface, the length of the column is less than the distance between upper and lower installing plate d, and is more than 4/5d；The distance between upper and lower installing plate d is the 1/6.5 1/6 of the lower installation board length of side.The length of sensor is the 1/3.75 1/3.25 of the lower installation board length of side.The present invention can be achieved with high-precision weigh by making it need to be supported come symmetrical disk using a sensor to upper and lower installing plate and sensor construction, the design of size, even and if the weight of object be slightly above its can bear scope or thing of weighing when often put it is uneven, pan of a steelyard and upper mounting plate will not also deform, and stability is good.
Description
Technical field
The present invention relates to a kind of electronic scale, more particularly, to a kind of high-precision electronic scale.
Background technology
When object is placed on the pan of a steelyard of electronic scale, pressure is applied to sensor, and the sensor deforms upon, so that impedance
Change, while changed using driving voltage, export the analog signal of a change, the amplified circuit amplification of the signal
Be output to analog-digital converter, be converted into being easy to the data signal of processing to be output to CPU operation controls, CPU according to keyboard commands with
And this result is output to display to showing result by program.
Each electronic scale has a range of weighing, when object is overweight, is not only difficult to weigh, and be likely to make electricity
Sub- scale deforms, and deform then can the precision of weighing have an impact.
The content of the invention
The present invention is above-mentioned in order to overcome the shortcomings of, there is provided one kind is unlikely to deform, and the impacted height that can be examined afterwards of precision
Precision electronic scale, including base 1 and pan of a steelyard 2, a lower installation board 3, the centre bit of the upper surface of lower installation board 3 are provided with base 1
A sensor 4 is installed, the top of sensor 4 is provided with a upper mounting plate 5, some spacing holes 6 are provided with upper mounting plate 5, described
The bottom of pan of a steelyard 2 is covered on upper mounting plate 5 to equal with the quantity of spacing hole 6 and one-to-one limited post, pan of a steelyard 2 is had；
The lower installation board 3 and upper mounting plate 5 are square, and the length of side is equal.Also divide at four angles of the upper surface of lower installation board 3
Not She You a column 13, the length of the column 13 is less than the distance between upper and lower installing plate d, and is more than 4/5d；Upper and lower peace
The distance between loading board d is the 1/6.5-1/6 of the length of side of lower installation board 3.The length of the sensor 4 is the length of side of lower installation board 3
1/3.75-1/3.25。
High-precision electronic scale of the present invention, the length of side of upper and lower installing plate is in below 70cm.
High-precision electronic scale of the present invention, the top of each column 13 is equipped with a proximity switch and alarm, even if because of length
Phase puts uneven caused pan of a steelyard and upper mounting plate and deformed, because this deformation only occurs in marginal position, therefore only
Deformation extent upper mounting plate is wanted to influence all to be small on the precision weighed when not in contact with to proximity switch on column, and
When deforming serious, upper mounting plate is pressed onto proximity switch, then the alarm being connected with proximity switch sends alarm, so as to user
Upper mounting plate is changed, and only needs to change upper mounting plate and/or pan of a steelyard, than repurchasing an electronic scale again more
Save cost.
High-precision electronic scale of the present invention, two lower reinforcements 8 are also protruding with the upper surface of lower installation board 3, are added under two
Two diagonal of the strengthening tendons 8 along lower installation board 3 are set.
High-precision electronic scale of the present invention, two oblique reinforcements 9 are also protruding with the upper surface of upper mounting plate 5 and one directly adds
Strengthening tendons 10, two oblique reinforcements 9 are symmetricly set on the both sides of straight reinforcement 10, and are connected with straight reinforcement 10.
High-precision electronic scale of the present invention, spacing hole 6 open up three in the both sides of straight reinforcement 10 respectively, three limits of both sides
Position hole 6 with straight reinforcement 10 for symmetrical axial symmetry, and often side there is a spacing hole 6 to be opened in oblique reinforcement 9.It is upper and lower
Installing plate and its reinforcement on surface pass through punch forming.
The angle a of high-precision electronic scale of the present invention, the tiltedly reinforcement 9 and straight reinforcement 10 is between 135 ° -160 °.
High-precision electronic scale of the present invention, the sensor 4 are located at the lower section of straight reinforcement 10, and flat with straight reinforcement 10
OK, and sensor 4 is connected by screw 11 with straight reinforcement 10.
High-precision electronic scale of the present invention, is also provided with two peep holes 12 between two oblique reinforcements 9, and two peep holes 12 divide
Not Wei Yu sensor 4 both sides, the peep hole opened up is not only able to save raw material, and sensor simply can also be examined
Survey and repair.
High-precision electronic scale of the present invention, is provided with the upper surface of base 1 and strengthens grid 7, and lower installation board 3 is fixed on reinforcement grid
On grid 7；The reinforcement grid 7 is structure as a whole with base 1.
The beneficial effects of the invention are as follows：
The present invention to upper and lower installing plate and sensor construction, the design of size by making it need to use a sensor
Come symmetrical disk be supported can be achieved with it is high-precision weigh, even and if object weight be slightly above its scope that can bear or
Often put uneven during person's thing of weighing, pan of a steelyard and upper mounting plate will not also deform, and stability is good.
Brief description of the drawings
Examples of the present invention will be described by way of reference to the accompanying drawings, wherein：
Fig. 1 is the top view of the present invention；
Fig. 2 is the top view that pan of a steelyard removes the rear present invention；
Fig. 3 is the top view of lower installation board；
Fig. 4 is the side view of upper and lower installing plate.
Embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.These accompanying drawings are simplified schematic diagram, only with
Illustration illustrates the basic structure of the present invention, therefore it only shows the composition relevant with the present invention.
High-precision electronic scale as Figure 1-4, including base 1 and pan of a steelyard 2, reinforcement grid is provided with the upper surface of base 1
Grid 7, are fixed with lower installation board 3 on grid 7 is strengthened, and the reinforcement grid 7 is structure as a whole with base 1.On lower installation board 3
The center on surface is provided with a sensor 4, and the top of sensor 4 is provided with a upper mounting plate 5, six are provided with upper mounting plate 5
Spacing hole 6, the bottom of the pan of a steelyard 2 are covered in upper installation to six and 6 one-to-one limited post of spacing hole, pan of a steelyard 2 is had
On plate 5.Also it is protruding with two lower reinforcements 8 in the upper surface of lower installation board 3, two lower reinforcements 8 are along two of lower installation board 3
Diagonal is set.Two oblique reinforcements 9 and a straight reinforcement 10 are also protruding with the upper surface of upper mounting plate 5, two tiltedly add
Strengthening tendons 9 is symmetricly set on the both sides of straight reinforcement 10, and is connected with straight reinforcement 10.Spacing hole 6 is in the both sides of straight reinforcement 10
Open up three respectively, three spacing holes 6 of both sides, for symmetrical axial symmetry, and have a spacing hole with straight reinforcement 10 per side
6 are opened in oblique reinforcement 9.The angle a of the tiltedly reinforcement 9 and straight reinforcement 10 is between 135 ° -160 °.The sensor
4 are located at the lower section of straight reinforcement 10, and parallel with straight reinforcement 10, and sensor 4 is connected by screw 11 with straight reinforcement 10.
Two peep holes 12 are also provided between two oblique reinforcements 9, two peep holes 12 are located at the both sides of sensor 4, opened up respectively
Peep hole is not only able to save raw material, and sensor can also be carried out simply to detect and repair.Above-mentioned upper and lower installing plate
And its structure such as the reinforcement on surface passes through punch forming.
The lower installation board 3 and upper mounting plate 5 are square, and the length of side is equal, in below 70cm.In lower installation board
A column 13 is further respectively had at four angles of 3 upper surfaces, the length of the column 13 is less than the distance between upper and lower installing plate
D, and it is more than 4/5d；The distance between upper and lower installing plate d is the 1/6.5-1/6 of the length of side of lower installation board 3.The length of the sensor 4
Spend for the 1/3.75-1/3.25 of the length of side of lower installation board 3.
The top of each column 13 is equipped with a proximity switch and alarm, though because put for a long time it is uneven caused by claim
Disk and upper mounting plate deform, due to it is this deformation only occur in marginal position, as long as therefore deformation extent upper mounting plate exist
During not in contact with to proximity switch on column, the precision weighed is influenceed all to be small, and when deforming serious, upper mounting plate
Being pressed onto proximity switch, then the alarm being connected with proximity switch sends alarm, so that user changes to upper mounting plate, and
Only need to change upper mounting plate and/or pan of a steelyard, cost is more saved than repurchasing an electronic scale again.
The present invention to upper and lower installing plate and sensor construction, the design of size by making it need using a biography
Sensor come symmetrical disk be supported can be achieved with it is high-precision weigh, even and if the weight of object be slightly above its model that can bear
Enclose or often put during thing of weighing uneven, pan of a steelyard and upper mounting plate will not also deform, and stability is good.
Above-mentioned according to the present invention is enlightenment, by above-mentioned description, relevant staff completely can without departing from
In the range of this invention technological thought, various changes and amendments are carried out.The technical scope of this invention is not limited to
In the content on specification, it is necessary to determine its technical scope according to right.
Claims (10)
1. a kind of high-precision electronic scale, including base（1）And pan of a steelyard（2）, it is characterized in that：In base（1）It is provided with and installs
Plate（3）, lower installation board（3）The center of upper surface is provided with a sensor（4）, sensor（4）Top be provided with one on install
Plate（5）, upper mounting plate（5）On be provided with some spacing holes（6）, the pan of a steelyard（2）Bottom to having and spacing hole（6）Quantity
Equal and one-to-one limited post, pan of a steelyard（2）Cover in upper mounting plate（5）On；The lower installation board（3）And upper mounting plate（5）
It is square, and the length of side is equal；In lower installation board（3）A column is further respectively had at four angles of upper surface（13）, it is described
Column（13）Length be less than the distance between upper and lower installing plate d, and be more than 4/5d；The distance between upper and lower installing plate d is
Lower installation board（3）The 1/6.5-1/6 of the length of side；The sensor（4）Length be lower installation board（3）The 1/3.75-1/ of the length of side
3.25。
2. high-precision electronic scale according to claim 1, it is characterized in that：The length of side of upper and lower installing plate is in below 70cm.
3. high-precision electronic scale according to claim 1, it is characterized in that：Each column（13）To be equipped with one close at top
Switch and alarm.
4. high-precision electronic scale according to claim 1, it is characterized in that：In lower installation board（3）Upper surface be also protruding with
Two lower reinforcements（8）, two lower reinforcements（8）Along lower installation board（3）Two diagonal set.
5. high-precision electronic scale according to claim 1, it is characterized in that：In upper mounting plate（5）Upper surface be also protruding with
Two oblique reinforcements（9）With a straight reinforcement（10）, two oblique reinforcements（9）It is symmetricly set on straight reinforcement（10）Two
Side, and with straight reinforcement（10）Connection.
6. high-precision electronic scale according to claim 5, it is characterized in that：Spacing hole（6）In straight reinforcement（10）Both sides
Three are opened up respectively, three spacing holes of both sides（6）With straight reinforcement（10）For symmetrical axial symmetry, and there is a limit per side
Position hole（6）It is opened in oblique reinforcement（9）It is interior.
7. high-precision electronic scale according to claim 5, it is characterized in that：The oblique reinforcement（9）With straight reinforcement（10）
Angle a between 135 ° -160 °.
8. high-precision electronic scale according to claim 5, it is characterized in that：The sensor（4）Positioned at straight reinforcement（10）
Lower section, and with straight reinforcement（10）It is parallel, and sensor（4）Pass through screw（11）With straight reinforcement（10）Connection.
9. high-precision electronic scale according to claim 5, it is characterized in that：In two oblique reinforcements（9）Between be also provided with two
Peep hole（12）, two peep holes（12）It is located at sensor respectively（4）Both sides.
10. high-precision electronic scale according to claim 1, it is characterized in that：In base（1）Upper surface be provided with strengthen grid
（7）, lower installation board（3）It is fixed on reinforcement grid（7）On；The reinforcement grid（7）With base（1）It is structure as a whole.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711066364.XA CN107860458A (en) | 2017-11-02 | 2017-11-02 | High-precision electronic scale |
| PCT/CN2017/111987 WO2019085048A1 (en) | 2017-11-02 | 2017-11-21 | High-precision electronic scales |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711066364.XA CN107860458A (en) | 2017-11-02 | 2017-11-02 | High-precision electronic scale |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107860458A true CN107860458A (en) | 2018-03-30 |
Family
ID=61700618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711066364.XA Pending CN107860458A (en) | 2017-11-02 | 2017-11-02 | High-precision electronic scale |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN107860458A (en) |
| WO (1) | WO2019085048A1 (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10332465A (en) * | 1997-06-04 | 1998-12-18 | Sasakiakio Jimusho:Kk | Live load value of vehicle and measuring instrument for bias of live load and the like |
| CN2608961Y (en) * | 2003-03-21 | 2004-03-31 | 梅特勒-托利多(常州)称重设备系统有限公司 | Multifunctional high precision electronic scale |
| CN203203683U (en) * | 2013-04-18 | 2013-09-18 | 杨德贵 | Improved electronic scale |
| CN203824633U (en) * | 2014-03-11 | 2014-09-10 | 邓国辉 | Electronic scale |
| CN205748599U (en) * | 2016-06-17 | 2016-11-30 | 孔爱华 | A kind of Physical Chemistry Experiment balance |
| CN106932063A (en) * | 2015-12-31 | 2017-07-07 | 天津市华衡伟业称重系统股份有限公司 | A kind of truck scale with overload warning function |
| CN107091680A (en) * | 2017-05-25 | 2017-08-25 | 刘依桐 | A kind of overweight warning device of bridge |
| CN207610779U (en) * | 2017-11-02 | 2018-07-13 | 江阴市索菲电子科技有限公司 | High-precision electronic scale |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL8500139A (en) * | 1985-01-21 | 1986-08-18 | Advanced Micro Electronic | CAPACITIVE WEIGHING. |
| JP4691757B2 (en) * | 2000-06-29 | 2011-06-01 | 株式会社寺岡精工 | Thin scale |
| CN2867312Y (en) * | 2006-01-20 | 2007-02-07 | 梅特勒-托利多(常州)精密仪器有限公司 | Electronic platform scale body |
| CN2919208Y (en) * | 2006-01-25 | 2007-07-04 | 杨跃进 | High-precision platform scale base |
| CN200979450Y (en) * | 2006-11-11 | 2007-11-21 | 中山市创源电子有限公司 | An ultrathin electronic scale |
| CN205562015U (en) * | 2016-02-02 | 2016-09-07 | 李义华 | Electronic scale base and have its electronic scale |
| CN205981421U (en) * | 2016-08-23 | 2017-02-22 | 周春光 | Novel electronic scale |
-
2017
- 2017-11-02 CN CN201711066364.XA patent/CN107860458A/en active Pending
- 2017-11-21 WO PCT/CN2017/111987 patent/WO2019085048A1/en active Application Filing
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10332465A (en) * | 1997-06-04 | 1998-12-18 | Sasakiakio Jimusho:Kk | Live load value of vehicle and measuring instrument for bias of live load and the like |
| CN2608961Y (en) * | 2003-03-21 | 2004-03-31 | 梅特勒-托利多(常州)称重设备系统有限公司 | Multifunctional high precision electronic scale |
| CN203203683U (en) * | 2013-04-18 | 2013-09-18 | 杨德贵 | Improved electronic scale |
| CN203824633U (en) * | 2014-03-11 | 2014-09-10 | 邓国辉 | Electronic scale |
| CN106932063A (en) * | 2015-12-31 | 2017-07-07 | 天津市华衡伟业称重系统股份有限公司 | A kind of truck scale with overload warning function |
| CN205748599U (en) * | 2016-06-17 | 2016-11-30 | 孔爱华 | A kind of Physical Chemistry Experiment balance |
| CN107091680A (en) * | 2017-05-25 | 2017-08-25 | 刘依桐 | A kind of overweight warning device of bridge |
| CN207610779U (en) * | 2017-11-02 | 2018-07-13 | 江阴市索菲电子科技有限公司 | High-precision electronic scale |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2019085048A1 (en) | 2019-05-09 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180330 |
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| WD01 | Invention patent application deemed withdrawn after publication |