CN201096513Y - Sensor pin type spacing protection mechanism - Google Patents
Sensor pin type spacing protection mechanism Download PDFInfo
- Publication number
- CN201096513Y CN201096513Y CNU2007200429559U CN200720042955U CN201096513Y CN 201096513 Y CN201096513 Y CN 201096513Y CN U2007200429559 U CNU2007200429559 U CN U2007200429559U CN 200720042955 U CN200720042955 U CN 200720042955U CN 201096513 Y CN201096513 Y CN 201096513Y
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- China
- Prior art keywords
- sensor
- limiting
- protection mechanism
- spacer pin
- limiting bracket
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- Expired - Fee Related
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Abstract
The utility model relates to a pin type limiting and protecting mechanism of a sensor, which is particularly applied to sensors with small range and big deformation which are easy to be overloaded such as a cantilever beam sensor and a parallel beam sensor. The pin type limiting and protecting mechanism is characterized in that one group or at least two groups of limiting supports and limiting pins are arranged around an elastic body of the sensor, wherein, the limiting supports and the fixed supporting end of the sensor elastic body are connected into one body or in fixed connection, and the limiting pins and the bearing end of the sensor elastic body are connected into one body or in fixed connection. The pin type limiting and protecting mechanism has advantages of simple, compact and reasonable structure; and high process precision and convenient field installation and use due to the limiting and protecting mechanism arranged in the sensor. Meanwhile, unidirectional or multidirectional limitations can be implemented in the vertical loaded direction, lateral direction and turning direction according to different limiting requests so as to ensure the safety of the sensor; and the pin type limiting and protecting mechanism has the accurate, reliable and convenient limitation, and is particularly applied to sensors with small range and big deformation which are easy to be overloaded.
Description
Technical field
The utility model relates to a kind of pin formula position limitation protection mechanism of sensor, is particularly useful for the little range that cantilever beam sensor, parallel girder sensor overload easily, the sensor of large deformation.
Background technology
In industries such as batching, can, cement, metallurgy, chemical industry, grain processing, petrochemical industry, material is measured or material level when control with the mode of weighing, often take place to damage the accident of sensor, cause heavy economic lossess such as device damage, stop work and production to enterprise because of impacting or overloading.The way of some pads is filled in the gap of common in the past employing between sensor elastomer and base; but because every heat treated distortion of sensor elastomer is all inconsistent; the levelness on on-the-spot basis is relatively poor; the influence of factors such as the long-term stand under load distortion of on-the-spot dust and sand obstruction and set bolt is loosening; above method is poor effect in actual applications, is not that not have the position limitation protection function be exactly stuck at all.Traditional in addition position limitation protection mechanism often can only carry out position limitation protection on some directions, to transverse force, side force, reverse and can't effectively limit, also often make sensor impaired.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned weak point, thereby provides a kind of compact conformation, spacingly be not subjected to accurately, that the sensor elastomer heat treatment deformation is inconsistent to be influenced, the sensor pin formula position limitation protection mechanism that not influenced by the base water Pingdu.
Main solution of the present utility model is achieved in that
The utility model mainly comprises limiting bracket, spacer pin, sensor elastomer, it is characterized in that around sensor elastomer, being provided with one group or above limiting bracket of at least two groups and spacer pin, wherein limiting bracket fuses with the fixedly Zhi Duan of sensor elastomer or fixedlys connected, and spacer pin fuses with the bearing end of sensor elastomer or fixedlys connected.
Described spacer pin fuses with limiting bracket or fixedlys connected.
Described sensor elastomer is provided with hole or groove.
Be provided with the gap between described sensor elastomer and the spacer pin.Described gap is: 0.1-5mm.
Described spacer pin is made step.Spacer pin is fixed on the sensor elastomer.
Be provided with the gap between described limiting bracket and the spacer pin.Described gap is: 0.1-5mm.
Described spacer pin is fixed on the limiting bracket.
Leave the gap between described limiting bracket and the sensor elastomer.Described gap is: 0-30mm.
Compared with the prior art the utility model has the following advantages:
The utility model is simple, compact and reasonable for structure; Since be provided with position limitation protection mechanism at sensor internal, the machining precision height, on-the-spot easy to install.Can carry out simultaneously unidirectional or multidirectional spacingly according to different spacing requirements at vertical stand under load direction, side direction, torsional direction, guarantee the safety of sensor; Spacing accurate, reliable, convenient, be particularly useful for cantilever beam sensor, parallel girder sensor (mainly containing forms such as square frame, diplopore, doubly-linked hole, five holes, single hole), two clamped beam formula sensor, shear beam type sensor, the little range of overload particularly takes place easily, the sensor of large deformation.
Description of drawings
Fig. 1 is the utility model structure (embodiment one) front view.
Fig. 2 is the utility model structure (embodiment one) vertical view.
Fig. 3 is the utility model structure (embodiment two) front view.
Fig. 4 is the utility model structure (embodiment two) vertical view.
Fig. 5 is the utility model structure (embodiment three) front view.
Fig. 6 is the utility model structure (embodiment three) vertical view.
Fig. 7 is the utility model structure (embodiment four) front view.
Fig. 8 is the utility model structure (embodiment four) vertical view.
Embodiment
Embodiment during following the utility model is incited somebody to action in conjunction with the accompanying drawings is further described:
The utility model mainly is made up of limiting bracket 1, spacer pin 2, sensor elastomer 3, gap 4,5, fixing end 6 and the bearing end 7 etc. of propping up.
As shown in Figure 1 and Figure 2: the meter that is made of limiting bracket 1, spacer pin 2, sensor elastomer 3 is heavy, the measurement assembly.Being provided with one group or the above limiting bracket 1 of at least two groups around the sensor elastomer 3 reaches
Spacer pin 2.Wherein limiting bracket 1 fuses with fixing end 6 of sensor elastomer 3 or fixedlys connected, and spacer pin 2 fuses with the bearing end 7 of sensor elastomer 3 or fixedlys connected.The mode that fixedly connected employing bolt connects or rivets or weld.Limiting bracket 1 and the Response Division fractionation of sensor elastomer 3 are gapped 4, and described gap 4 is: 0-30mm.Be provided with gap 5 between limiting bracket 1 and the spacer pin 2.Described gap 5 is: 0.1-5mm.
When the bearing end of sensor elastomer 3 stand under load, sensor elastomer 3 and spacer pin 2 are out of shape together, and along with load is strengthening, the gap 5 between limiting bracket 1 and the spacer pin 2 diminishes gradually, and when load reached setting value, gap 5 was to zero.When load strengthened again, spacer pin 2 was given limiting bracket 1 loading transfer, and sensor elastomer 3 has obtained protection.
As shown in Figure 3, Figure 4: around sensor elastomer 3, be provided with one group or array limiting bracket 1, spacer pin 2.Wherein limiting bracket 1 fuses with the fixedly Zhi Duan of sensor elastomer 3 or fixedlys connected, and spacer pin 2 fuses with limiting bracket 1 or fixedlys connected, and gap 4 is left between dividing in the Response Division of limiting bracket 1 and sensor elastomer 3.Have hole or groove on the sensor elastomer 3, be provided with gap 5 between sensor elastomer 3 and the spacer pin 2.When the bearing end of sensor elastomer 3 stand under load, sensor elastomer 3 distortion, along with load diminishes gradually in increasing gap 5, when load reached setting value, gap 5 was to zero.When load strengthened again, spacer pin 2 was given limiting bracket 1 loading transfer, and sensor elastomer 3 has obtained protection.
As Fig. 5, shown in Figure 6: the structure of its structure and Fig. 3, Fig. 4 is basic identical, and different is that spacer pin 2 is made step, and spacer pin 2 is fixed on the sensor elastomer 2.
As Fig. 7, shown in Figure 8: the structure of its structure and Fig. 3, Fig. 4 is basic identical, and different is that spacer pin 2 is made step, and spacer pin 2 is fixed on the limiting bracket 1.
Claims (10)
1, a kind of pin formula position limitation protection mechanism of sensor; mainly comprise limiting bracket (1), spacer pin (2) and sensor elastomer (3); it is characterized in that being provided with one group or above limiting bracket of at least two groups (1) and spacer pin (2) on every side at sensor elastomer (3); wherein limiting bracket (1) fuses with the fixedly Zhi Duan (6) of sensor elastomer (3) or fixedlys connected, and spacer pin (2) fuses with the bearing end (7) of sensor elastomer (3) or fixedlys connected.
2, the pin formula position limitation protection mechanism of sensor according to claim 1 is characterized in that described spacer pin (2) fuses with limiting bracket (1) or fixedlys connected.
3, the pin formula position limitation protection mechanism of sensor according to claim 1 is characterized in that being provided with gap (5) between described sensor elastomer (3) and the spacer pin (2).
4,, it is characterized in that described sensor elastomer (3) is provided with hole or groove according to the position limitation protection mechanism of claim 1 or 3 described pin formula sensors.
5, the pin formula position limitation protection mechanism of sensor according to claim 1 and 2 is characterized in that leaving gap (4) between described limiting bracket (1) and the sensor elastomer (3).
6, the pin formula position limitation protection mechanism of sensor according to claim 5 is characterized in that described gap (4) is: 0-30mm.
7, the pin formula position limitation protection mechanism of sensor according to claim 1 and 2 is characterized in that being provided with gap (5) between described limiting bracket (1) and the spacer pin (2).
8, the pin formula position limitation protection mechanism of sensor according to claim 7 is characterized in that described gap (5) is: 0.1-5mm.
9, the pin formula position limitation protection mechanism of sensor according to claim 1 and 2 is characterized in that described spacer pin (2) makes step.
10, the pin formula position limitation protection mechanism of sensor according to claim 1 and 2 is characterized in that described spacer pin (2) is fixed on sensor elastomer (3) and goes up or be fixed on the limiting bracket (1).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2007200429559U CN201096513Y (en) | 2007-08-17 | 2007-08-17 | Sensor pin type spacing protection mechanism |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2007200429559U CN201096513Y (en) | 2007-08-17 | 2007-08-17 | Sensor pin type spacing protection mechanism |
Publications (1)
Publication Number | Publication Date |
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CN201096513Y true CN201096513Y (en) | 2008-08-06 |
Family
ID=39923566
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNU2007200429559U Expired - Fee Related CN201096513Y (en) | 2007-08-17 | 2007-08-17 | Sensor pin type spacing protection mechanism |
Country Status (1)
Country | Link |
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CN (1) | CN201096513Y (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101581613B (en) * | 2009-06-16 | 2011-05-11 | 深圳市万德源科技发展有限公司 | Dynamometer for automobile chassis and measurement and control method thereof |
CN110849450A (en) * | 2018-08-21 | 2020-02-28 | 上海寺冈电子有限公司 | Weighing sensor and weighing scale comprising same |
-
2007
- 2007-08-17 CN CNU2007200429559U patent/CN201096513Y/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101581613B (en) * | 2009-06-16 | 2011-05-11 | 深圳市万德源科技发展有限公司 | Dynamometer for automobile chassis and measurement and control method thereof |
CN110849450A (en) * | 2018-08-21 | 2020-02-28 | 上海寺冈电子有限公司 | Weighing sensor and weighing scale comprising same |
US11933662B2 (en) | 2018-08-21 | 2024-03-19 | Shanghai Teroako Electronic Co., Ltd. | Load cell scale for weighing with overload protection |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080806 Termination date: 20150817 |
|
EXPY | Termination of patent right or utility model |