CN103175598B - Column type elastomer - Google Patents
Column type elastomer Download PDFInfo
- Publication number
- CN103175598B CN103175598B CN201310087166.7A CN201310087166A CN103175598B CN 103175598 B CN103175598 B CN 103175598B CN 201310087166 A CN201310087166 A CN 201310087166A CN 103175598 B CN103175598 B CN 103175598B
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- Prior art keywords
- notch
- strain
- bent
- elastic body
- outside
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G3/00—Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances
- G01G3/12—Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances wherein the weighing element is in the form of a solid body stressed by pressure or tension during weighing
- G01G3/14—Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances wherein the weighing element is in the form of a solid body stressed by pressure or tension during weighing measuring variations of electrical resistance
- G01G3/1402—Special supports with preselected places to mount the resistance strain gauges; Mounting of supports
- G01G3/1408—Special supports with preselected places to mount the resistance strain gauges; Mounting of supports the supports being of the column type, e.g. cylindric
Abstract
The present invention relates to a kind of column type elastomer, comprise the fixed part being arranged on elastic body both sides, bearing part and the strain part be arranged between fixed part and bearing part, two annular grooves comprising and being arranged on elastic body are divided in Response Division, the foil gauge being arranged on the strain bore between two annular grooves and being fixed in strain bore, jacket casing strain part elastic body place and its two ends be connected with the thin-walled outside annular groove respectively, the elastic body of described strain part is towards side, bearing part or/and fixed part side is provided with the overload protecting mechanism that bent notch is formed, gap between bent notch is overload gap beta, the outside notch of bent notch extends to elastomeric periphery, the inner side notch of bent notch communicates with the distortion hole be arranged on outside strain bore, or the inner side notch of bent notch communicates with strain bore.Present invention process is good, can realize weighing dynamically safeguard protection.
Description
Technical field
The present invention relates to a kind of column type elastomer, belong to electronic scale technical field.
Background technology
In industrial occasions, along with improving constantly of production efficiency, also more and more higher to the requirement of weighing, traditional static weighing can not adapt to modern industry high speed, requirement efficiently, the high-precision weighing problem in dynamic case in the urgent need to address.Under dynamic case, LOAD CELLS can be subject to the impacts such as more vibration, impact, extruding, torsion.
Along with people are to the concern of food hygiene, also more and more higher to the requirement of Dynamic Weighing Technology, under dynamic application, require that LOAD CELLS has higher anti-overload ability.Moreover, due to the singularity of food service industry, require that LOAD CELLS is more prone to cleaning, to meet food service industry requirement.And column type elastomer can be used on aseptic platform scale, be because its inside is provided with overload protection, whole elastic body is jatharapanvartanasana structure, therefore can meet health authentication requesting.But the overcurrent protection structure in this elastic body is complicated, need to use appended claims bearing pin to install, not only processed complex, and installation comparatively bothers.
Summary of the invention
The object of the invention is to provide a kind of good manufacturability, the column type elastomer of the safeguard protection that can realize weighing dynamically.
The present invention is the technical scheme achieved the above object: a kind of column type elastomer, comprise the fixed part being arranged on elastic body both sides, bearing part and the strain part be arranged between fixed part and bearing part, it is characterized in that: two annular grooves comprising and being arranged on elastic body are divided in described Response Division, the foil gauge being arranged on the strain bore between two annular grooves and being fixed in strain bore, jacket casing strain part elastic body place and its two ends be connected with the thin-walled outside annular groove respectively, the elastic body of described strain part is towards side, bearing part or/and fixed part side is provided with the overload protecting mechanism that bent notch is formed, gap between bent notch is overload gap beta, the outside notch of described bent notch extends to elastomeric periphery, the inner side notch of bent notch communicates with the distortion hole be arranged on outside strain bore, or the inner side notch of bent notch communicates with strain bore.
Wherein, described bent notch is Z notch or square waveform notch or V-shaped groove mouth.
Described elastic body is arranged with two distortion holes along elastic body rotation center axis, and the inner side notch and two of bent notch is out of shape hole and communicates.
The periphery of described strain bore is laid with four distortion holes, and the outside notch of two bent notches is that diagonal line is arranged, and the inner side notch of two bent notches is out of shape hole with respective two respectively and communicates.
The elastic body of described strain part is provided with two independently strain bores, and distortion hole is between two strain bores, and the outside notch of two bent notches is that diagonal line is arranged, and the outside notch of two bent notches communicates with two respective strain bores.
Overload gap beta between described bent notch is between 0.05 ~ 1.00 ㎜.
The present invention adopts the bent notch arranged on the elastic body of strain part as overload protecting mechanism; and strain the encirclement of part tube body; can overload protecting mechanism be arranged in elastic body; and these sleeve two ends connect with the thin-walled paper outside annular groove; make sleeve can not affect LOAD CELLS metering performance, can food safety requirements be met.Bent notch of the present invention can to elastomericly drawing, press both direction to carry out overload to protect; elastomeric deflection is limited by bent notch; reduce the distortion after elastomehc impact; there is excellent resistance to torsion; the safeguard protection of weighing dynamically can be realized, be applicable to the rapid weighing metering under dynamic case.The present invention only needs elastic body processes bent notch, and without the need to using appended claims bearing pin to install, improves the shop characteristic of LOAD CELLS.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, embodiments of the invention are described in further detail.
Fig. 1 is the structural representation of column type elastomer of the present invention.
Fig. 2 is one of a kind of structural representation of A-A cut-open view of Fig. 1.
Fig. 3 is a kind of structural representation two of A-A cut-open view of Fig. 1.
Fig. 4 is a kind of structural representation three of A-A cut-open view of Fig. 1.
Fig. 5 is a kind of structural representation four of A-A cut-open view of Fig. 1.
Wherein: 1-fixed part, 2-sleeve, 3-bearing part, 4-thin-walled, 5-annular groove, 6-foil gauge, 7-strain bore, 8-distortion hole, 9-bent notch, 10-strains part.
Embodiment
See shown in Fig. 1-3, column type elastomer of the present invention, comprise be arranged on elastic body both sides fixed part 1, bearing part 3 and the strain part 10 that is arranged between fixed part 1 and bearing part 3, elastic body is provided with the diameter of axle and elastic body is divided into fixed part 1, strain part 10 and bearing part 3, elastic body is fixed on pedestal by securing member by fixed part 1, and bearing part 3 is connected with bearing part by securing member.The present invention strains part 10 and comprises two annular grooves 5 be arranged on elastic body, the foil gauge 6 being arranged on the strain bore 7 between two annular grooves 5 and being fixed in strain bore 7, this strain bore 7 is corresponding with distortion hole 8, annular groove 5 of the present invention can adopt U-loop groove, foil gauge 6 is fixed on strain bore 7 thin-walled 4 place corresponding with distortion hole 8, sleeve 2 is enclosed within the strain elastic body place of part 10 and its two ends are connected with the thin-walled 4 outside annular groove 5 respectively, sleeve 2 is cirque structure, after elastomeric bearing part 3 is subject to external force, when making elastomeric strain part 10 produce distortion, the foil gauge 6 be pasted onto on elastic body is also out of shape simultaneously, cause the change of resistance strain gage 6 resistance, by circuit, weight signal is transformed into corresponding electric signal to export, and the thin-walled 4 outside annular groove 5 exists, make sleeve 2 can not affect the metering performance of LOAD CELLS, by sleeve 2, elastomeric strain part 10 is sealed.
See Fig. 2, shown in 3, this practicality newly strains the elastic body of part 10 towards side, bearing part 3 or/and fixed part 1 side is provided with the overload protecting mechanism that bent notch 9 is formed, gap between bent notch 9 is overload gap beta, bent notch 9 of the present invention is as Fig. 2, 4 are depicted as Z notch, the inner side notch of bent notch 9 parallels with outside notch, inside it, notch is communicated by skew notch with outside notch, or as Fig. 3, square waveform notch shown in 5, bent notch 9 of the present invention also can adopt V-shaped groove mouth, bent notch 9 of the present invention is arranged towards side, elastic body bearing part 3, or bent notch 9 is arranged towards elastic body fixed part 1 side, or see shown in Fig. 2 ~ 5, two bent notches 9 are arranged towards side, elastic body bearing part 3 and fixed part 1 side respectively, drawn elastomeric by bent notch 9, pressure both direction is carried out overload and is protected.
See shown in Fig. 2 ~ 5, the outside notch of bent notch 9 of the present invention extends to elastomeric periphery, outside this, notch can be arranged on elastomeric periphery, or notch is arranged on inside annular groove 5 outside this, the inner side notch of bent notch 9 communicates with the distortion hole 8 be arranged on outside strain bore 7, or the inner side notch of bent notch 9 communicates with strain bore 7.
Elastic body of the present invention is arranged with two distortion holes 8 along elastic body rotation center axis, and the inner side notch and two of bent notch 9 is out of shape hole 8 and communicates.
See shown in Fig. 2,3, the present invention is laid with four distortion holes 8 in the periphery of strain bore 7, two bent notches 9 are arranged towards side, elastic body bearing part 3 and fixed part 1 side respectively, the outside notch of two bent notches 9 communicates with strain part 10 elastic body periphery and is that diagonal line is arranged, or the outside notch of two bent notches 9 communicates with the inner side of annular groove 5 and is that diagonal line is arranged, the inner side notch of two bent notches 9 is out of shape hole 8 with respective two respectively and communicates.
See shown in Fig. 4,5, the elastic body that the present invention strains part 10 is provided with two independently strain bores 7, distortion hole 8 is between two strain bores 7, the outside notch of two bent notches 9 communicates with strain part elastic body periphery and is that diagonal line is arranged, or the outside notch of two bent notches 9 and the interior of annular groove 5, communicate and be that diagonal line is arranged, the inner side notch of two bent notches 9 communicates with two respective strain bores 7.
Overload gap beta between bent notch 9 of the present invention is between 0.05 ~ 1.00 ㎜; as transshipped gap beta at 0.1 ㎜, 0.25 ㎜ or 0.5, ㎜; along with bearing capacity increase time; overload gap beta between bent notch 9 can be more and more less; when exceeding LOAD CELLS range, overload gap beta can play overload protective function.
Claims (3)
1. a column type elastomer, comprise the fixed part (1) being arranged on elastic body both sides, bearing part (3) and the strain part (10) be arranged between fixed part (1) and bearing part (3), it is characterized in that: described strain part (10) comprises two annular grooves (5) be arranged on elastic body, the foil gauge (6) being arranged on the strain bore (7) between two annular grooves (5) and being fixed in strain bore (7), sleeve (2) is enclosed within the elastic body place of strain part (10) and its two ends are connected with the thin-walled (4) in annular groove (5) outside respectively, the elastic body of described strain part (10) is towards (3) side, bearing part or/and fixed part (1) side is provided with the overload protecting mechanism that bent notch (9) is formed, gap between bent notch (9) is overload gap beta, the outside notch of described bent notch (9) extends to elastomeric periphery, the inner side notch of bent notch (9) communicates with strain bore (7), bent notch (9) is Z notch or square waveform notch or V-shaped groove mouth.
2. column type elastomer according to claim 1, it is characterized in that: the elastic body of described strain part (10) is provided with two independently strain bores (7), distortion hole (8) is positioned between two strain bores (7), the outside notch of two bent notches (9) is that diagonal line is arranged, and the outside notch of two bent notches (9) communicates with respective two strain bores (7).
3. column type elastomer according to claim 1, is characterized in that: the overload gap beta between described bent notch (9) is between 0.05 ~ 1.00 ㎜.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310087166.7A CN103175598B (en) | 2013-03-18 | 2013-03-18 | Column type elastomer |
| PCT/CN2014/072291 WO2014146525A1 (en) | 2013-03-18 | 2014-02-20 | Column type elastic body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310087166.7A CN103175598B (en) | 2013-03-18 | 2013-03-18 | Column type elastomer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103175598A CN103175598A (en) | 2013-06-26 |
| CN103175598B true CN103175598B (en) | 2015-09-09 |
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ID=48635617
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310087166.7A Active CN103175598B (en) | 2013-03-18 | 2013-03-18 | Column type elastomer |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103175598B (en) |
| WO (1) | WO2014146525A1 (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103175598B (en) * | 2013-03-18 | 2015-09-09 | 梅特勒-托利多(常州)精密仪器有限公司 | Column type elastomer |
| DE102013226045A1 (en) * | 2013-12-16 | 2015-06-18 | Continental Teves Ag & Co. Ohg | Mechanically over-determined built-in speed sensor with elastic encapsulation |
| CN106742975A (en) * | 2017-02-08 | 2017-05-31 | 厦门红雏鹰科技有限公司 | House refuse car intelligent weighing mechanism |
| CN110081958B (en) * | 2019-05-14 | 2022-04-05 | 新疆金大禹环境科技有限公司 | High-precision intelligent digital sensor |
| CN110672237A (en) * | 2019-10-08 | 2020-01-10 | 苏州星格纳测控技术有限公司 | Full-sealed strain sensor |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2205000Y (en) * | 1994-06-16 | 1995-08-09 | 杨森平 | Weighing sensor with overload protector |
| CN2280897Y (en) * | 1996-08-15 | 1998-05-06 | 常州托利多电子衡器有限公司 | Press type sensor |
| CN200968888Y (en) * | 2006-09-12 | 2007-10-31 | 罗绪荆 | Spokerib thrust transducer |
| CN201210079Y (en) * | 2008-06-12 | 2009-03-18 | 梅特勒-托利多(常州)精密仪器有限公司 | Weighing sensor having protection function |
| CN102213609A (en) * | 2010-04-07 | 2011-10-12 | 霍廷格-鲍德温测量技术设备公司 | Weighing cell |
| CN203191060U (en) * | 2013-03-18 | 2013-09-11 | 梅特勒-托利多(常州)精密仪器有限公司 | Columnar elastic body |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2811960Y (en) * | 2005-05-31 | 2006-08-30 | 罗绪荆 | Sensor for hook scale |
| CN201212834Y (en) * | 2008-07-08 | 2009-03-25 | 梅特勒-托利多(常州)精密仪器有限公司 | Elastomer for weighing sensor |
| CN101666671B (en) * | 2008-09-05 | 2011-07-20 | 宁波柯力电气制造有限公司 | Double range weighing sensor |
| CN201408067Y (en) * | 2009-05-20 | 2010-02-17 | 梅特勒-托利多(常州)精密仪器有限公司 | Elastic body of weighing sensor |
| CN101706313A (en) * | 2009-11-27 | 2010-05-12 | 广东南方衡器厂有限公司 | Weighing sensor elastomer |
| CN103175598B (en) * | 2013-03-18 | 2015-09-09 | 梅特勒-托利多(常州)精密仪器有限公司 | Column type elastomer |
-
2013
- 2013-03-18 CN CN201310087166.7A patent/CN103175598B/en active Active
-
2014
- 2014-02-20 WO PCT/CN2014/072291 patent/WO2014146525A1/en active Application Filing
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2205000Y (en) * | 1994-06-16 | 1995-08-09 | 杨森平 | Weighing sensor with overload protector |
| CN2280897Y (en) * | 1996-08-15 | 1998-05-06 | 常州托利多电子衡器有限公司 | Press type sensor |
| CN200968888Y (en) * | 2006-09-12 | 2007-10-31 | 罗绪荆 | Spokerib thrust transducer |
| CN201210079Y (en) * | 2008-06-12 | 2009-03-18 | 梅特勒-托利多(常州)精密仪器有限公司 | Weighing sensor having protection function |
| CN102213609A (en) * | 2010-04-07 | 2011-10-12 | 霍廷格-鲍德温测量技术设备公司 | Weighing cell |
| CN203191060U (en) * | 2013-03-18 | 2013-09-11 | 梅特勒-托利多(常州)精密仪器有限公司 | Columnar elastic body |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2014146525A1 (en) | 2014-09-25 |
| CN103175598A (en) | 2013-06-26 |
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