CN215677379U - Cantilever type tension sensor - Google Patents
Cantilever type tension sensor Download PDFInfo
- Publication number
- CN215677379U CN215677379U CN202121789726.XU CN202121789726U CN215677379U CN 215677379 U CN215677379 U CN 215677379U CN 202121789726 U CN202121789726 U CN 202121789726U CN 215677379 U CN215677379 U CN 215677379U
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- China
- Prior art keywords
- tension sensor
- hole
- plate
- overload protection
- base
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- Expired - Fee Related
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- 239000004020 conductor Substances 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims description 2
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
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Abstract
The utility model discloses a cantilever type tension sensor which comprises a base, wherein a cylinder is connected above the base, an electric connector is connected on the cylinder, a strain element is connected in the cylinder, a pressing block is connected above the strain element, the strain element comprises a bottom plate, a supporting plate is connected above the bottom plate, a top plate is connected above the supporting plate, an overload protection groove is arranged on the supporting plate, a resistance strain gauge is connected at the bottom of the overload protection groove, and the resistance strain gauge is connected with the electric connector through a cable. The utility model has the advantages that: the sensor is provided with the 8-shaped overload protection groove on the strain element, the bottom of the strain element is connected with the positioning plate made of rubber, the sensor is not easy to damage when being subjected to the over-range, and the service life of the sensor can be prolonged.
Description
Technical Field
The utility model relates to the technical field of sensors, in particular to a cantilever type tension sensor.
Background
In the textile industry, the printing and packaging industry, the hygienic product industry and other industries, the tension control of coiled materials such as strips, wires, films and the like in the processing process is required. The tension sensor is a core component in a tension control system, wherein the cantilever type tension sensor can directly replace a guide roller in material conveying equipment, has the advantages of small occupied space, high integration level and accurate tension measurement, is an intelligent leading-edge product in the tension control system, but the existing cantilever type sensor lacks mechanical overload protection and is easy to damage when in use.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art and provides a cantilever type tension sensor.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a cantilever type tension sensor, includes the base, connects the drum in the top of base, connects the electric connector on the drum, connects strain element in the drum, connects the briquetting in strain element's top, and strain element includes the bottom plate, connects the backup pad in the top of bottom plate, connects the roof in the top of backup pad, is equipped with overload protection groove in the backup pad, connects resistance strain gauge in the bottom in overload protection groove, and resistance strain gauge passes through the cable conductor electricity and connects the electric connector.
Preferably, the upper side surface of the base is provided with a positioning groove, the lower part of the bottom plate is connected with a positioning plate, the positioning plate is inserted in the positioning groove, and a group of fixing holes are uniformly distributed on the edge circumference of the upper side surface of the bottom plate.
Preferably, the positioning plate is made of rubber, and the thickness of the positioning plate is slightly larger than the depth of the positioning groove.
Preferably, the lower side surface of the bottom plate is provided with a first threaded hole, the base is provided with a step through hole, and the step through hole and the first threaded hole are correspondingly arranged.
Preferably, the overload protection groove is a font through groove, the upper end of the overload protection groove is communicated with the top of the top plate, and the lower end of the overload protection groove is communicated with the upper side face of the bottom.
Preferably, a second threaded hole is formed below the pressing block, a through hole is formed in the top plate, and the through hole and the second threaded hole are correspondingly formed.
The utility model has the advantages that: according to the cantilever type tension sensor provided by the utility model, the strain element is provided with the 8-shaped overload protection groove, the bottom of the strain element is connected with the positioning plate made of rubber, the sensor is not easy to damage when being subjected to an over-range, and the service life of the sensor can be prolonged.
Drawings
FIG. 1 is a schematic structural diagram of a cantilever-type tension sensor according to the present invention;
fig. 2 is another view-angle structure diagram of a cantilever-type tension sensor.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
As shown in fig. 1 and 2, the cantilever type tension sensor provided by the present invention includes a base 1, a set of fixing holes 1.1 are uniformly distributed on the periphery of the upper side of the base plate 1, in this embodiment, the number of the fixing holes 1.1 is three, and the three fixing holes 1.1 facilitate the fixed connection of the lower part.
A cylinder 2 is welded above a base 1, an electric connector 3 is fixedly connected to the cylinder 2 through a bolt, and an external electric appliance is electrically connected through the electric connector 3.
A strain element 4 is connected in a cylinder 2, the strain element 4 comprises a bottom plate 6, a supporting plate 7 is connected above the bottom plate 6, a top plate 8 is connected above the supporting plate 7, and the bottom plate 6, the supporting plate 7 and the top plate 8 are integrally formed.
Be equipped with the constant head tank at base 1's the side of going up, the constant head tank is the rectangular channel in this embodiment the locating plate 6.1 is connected to the below of bottom plate 6, and locating plate 6.1 is the rectangular plate that corresponds with the constant head tank shape, and locating plate 6.1 is pegged graft in the constant head tank.
Moreover, in this embodiment, the positioning plate 6.1 is made of rubber, and the thickness of the positioning plate 6.1 is slightly larger than the depth of the positioning groove, so that the positioning plate 6.1 can play a role in buffering when the strain element 4 is impacted.
Be equipped with first screw hole 6.2 at the downside of bottom plate 6 be equipped with ladder through-hole 1.2 on the base 1, ladder through-hole 1.2 with first screw hole 6.2 corresponds the setting, and after in strain element 4 pegged graft into drum 2, locating plate 6.1 pegged graft into the constant head tank in, just make ladder through-hole 1.2 with the coaxial setting of first screw hole 6.2 passes first screw hole 6.2 of ladder through-hole 1.2 threaded connection through the screw, is connected fixedly between strain element 4 and the base 1.
Be equipped with overload protection groove 9 in backup pad 7, furtherly, overload protection groove 9 is logical groove for 8 font, and the upper end intercommunication of overload protection groove 9 the top of roof 8, the lower extreme intercommunication the last side of bottom 6 strengthens the mechanical overload protection of sensor through overload protection groove 9, and overload capacity is strong for the sensor is not fragile under the condition that the pressure overloads.
In the present embodiment, four resistance strain gauges 10 are bonded to the bottom of the overload protection groove 9, and the four resistance strain gauges 10 form a wheatstone bridge for detecting tension, and the resistance strain gauges 10 are electrically connected to the electrical connector 3 through cables.
A pressing block 5 is connected above the strain element 4, a second threaded hole 5.1 is formed below the pressing block 5, a through hole 8.1 is formed in the top plate 8, the through hole 8.1 corresponds to the second threaded hole 5.1, the screw penetrates through the through hole 8.1 and is in threaded connection with the second threaded hole 5.1, and the strain element 4 is connected with the pressing block 5.
The sensor is provided with the 8-shaped overload protection groove 9 on the strain element 4, the bottom of the strain element 4 is connected with the positioning plate 6.1 made of rubber, the sensor is not easy to damage when being subjected to over-range, and the service life of the sensor can be prolonged.
Claims (6)
1. A cantilevered tension sensor, comprising: including base (1), drum (2) are connected in the top of base (1), connect electric connector (3) on drum (2), connect strain element (4) in drum (2), connect briquetting (5) in the top of strain element (4), strain element (4) include bottom plate (6), connect backup pad (7) in the top of bottom plate (6), roof (8) are connected in the top of backup pad (7), be equipped with overload protection groove (9) on backup pad (7), connect resistance strain gauge (10) in the bottom of overload protection groove (9), resistance strain gauge (10) are connected through cable conductor electricity electric connector (3).
2. A cantilevered tension sensor according to claim 1, wherein: the upper side surface of the base (1) is provided with a positioning groove, a positioning plate (6.1) is connected below the bottom plate (6), the positioning plate (6.1) is inserted into the positioning groove, and a group of fixing holes (1.1) are uniformly distributed on the edge circumference of the upper side surface of the base (1).
3. A cantilevered tension sensor according to claim 2, wherein: the positioning plate (6.1) is made of rubber, and the thickness of the positioning plate (6.1) is slightly larger than the depth of the positioning groove.
4. A cantilevered tension sensor according to claim 1, wherein: the downside of bottom plate (6) is equipped with first screw hole (6.2) be equipped with ladder through-hole (1.2) on base (1), ladder through-hole (1.2) with first screw hole (6.2) correspond the setting.
5. A cantilevered tension sensor according to claim 1, wherein: overload protection groove (9) are the logical groove of 8 font, and the upper end intercommunication in overload protection groove (9) the top of roof (8), the lower extreme intercommunication the side of going up of bottom plate (6).
6. A cantilevered tension sensor according to claim 1, wherein: a second threaded hole (5.1) is formed below the pressing block (5), a through hole (8.1) is formed in the top plate (8), and the through hole (8.1) and the second threaded hole (5.1) are correspondingly arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121789726.XU CN215677379U (en) | 2021-08-03 | 2021-08-03 | Cantilever type tension sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121789726.XU CN215677379U (en) | 2021-08-03 | 2021-08-03 | Cantilever type tension sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215677379U true CN215677379U (en) | 2022-01-28 |
Family
ID=79983062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121789726.XU Expired - Fee Related CN215677379U (en) | 2021-08-03 | 2021-08-03 | Cantilever type tension sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215677379U (en) |
-
2021
- 2021-08-03 CN CN202121789726.XU patent/CN215677379U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220128 |