CN208223690U - A kind of pull pressure sensor with position limitation protection structure - Google Patents
A kind of pull pressure sensor with position limitation protection structure Download PDFInfo
- Publication number
- CN208223690U CN208223690U CN201820447132.2U CN201820447132U CN208223690U CN 208223690 U CN208223690 U CN 208223690U CN 201820447132 U CN201820447132 U CN 201820447132U CN 208223690 U CN208223690 U CN 208223690U
- Authority
- CN
- China
- Prior art keywords
- elastomer
- slot
- limit component
- pressure sensor
- strain gage
- 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.)
- Expired - Fee Related
Links
Landscapes
- Pressure Sensors (AREA)
Abstract
A kind of pull pressure sensor with position limitation protection structure of the utility model, including elastomer, limit component and buffer stopper, elastomer both ends are respectively equipped with bearer connection portion, resistance strain gage is equipped in the middle part of elastomer, the position that elastomer is located at resistance strain gage or more two sides respectively offers a strain slot, strain slot is by being laterally inward extension on the outside of elastomer, upper and lower two strains slot size is identical and is open opposite, the rectangular structure of limit component, wherein a right-angle side is connected limit component by the side of the elastomer between bolt and upper and lower two strains slot, another right-angle side extends to the outside of elastomer end；Buffer stopper is respectively positioned at strain channel opening and connect with the elastomer by resistance strain gage side.The utility model limits elastomer direction of pull stroke and pressure direction stroke by setting limit component and buffer stopper, forms self-protection, avoids sensor degradation.
Description
Technical field
The utility model belongs to sensor technical field, is related to a kind of pull pressure sensor, in particular to a kind of to have certainly
Protect the pull pressure sensor of structure.
Background technique
S type weighing sensor is a kind of sensor most commonly seen in sensor, be mainly used for survey solid between pulling force and
Pressure, general also referred to as pull pressure sensor are traditionally also referred to as S type weighing and sensing because of its outer image S-shaped shape
Device.
Existing S type pull pressure sensor, when pulling force or pressure it is excessive and be more than measuring limit when, S type elastic element is (quick
Feel beam) deformation can also exceed elastic limit, irreclaimable situation occur, stress, which is concentrated, even also results in S type elasticity member
Part fracture, to lose the function of script.
Summary of the invention
The purpose of this utility model provides a kind of pull pressure sensor with position limitation protection structure, passes through setting limit
Component and buffer stopper limit elastomer direction of pull stroke and pressure direction stroke, form self-protection, efficiently solve
Problem of the existing technology.
The technical solution for solving above-mentioned technical problem is: a kind of pull pressure sensor with position limitation protection structure, including
Elastomer, the elastomer both ends are respectively equipped with bearer connection portion, are equipped with resistance strain gage in the middle part of elastomer, resistance strain gage
Signal wire extends to elastomeric outer by the side of elastomer, and the position that the elastomer is located at resistance strain gage or more two sides is each
A strain slot is offered, for the strain slot by being laterally inward extension on the outside of elastomer, upper and lower two strains slot size is identical simultaneously
And opening is on the contrary, make the S-type structure of elastomer, further includes limit component and use for limiting elastomer direction of pull stroke
In limit elastomer pressure direction stroke buffer stopper, the limit component be respectively positioned at strain channel opening side and with elasticity
Body side surface connection, the rectangular structure of limit component, wherein a right-angle side passes through bolt and upper and lower two strains slot to limit component
Between elastomer side connection, another right-angle side extend to the outside of elastomer end；The buffer stopper positions respectively
It is connect at strain channel opening and with the elastomer by resistance strain gage side.
The further technical solution of the utility model is: the buffer stopper is high density rubber block.
The further technical solution of the utility model is: the signal wire of the resistance strain gage and crossing on the outside of elastomer
Place is additionally provided with waterproof end plug.
A kind of pull pressure sensor with position limitation protection structure of the utility model is due to using the above structure, having as follows
The utility model has the advantages that limiting elastomer direction of pull stroke by limit component and buffer stopper when measuring pulling force or excessive pressure
With pressure direction stroke, elastomer is made to enter self-protection state, to effectively prevent elastomer that excessive deformation occurs, avoids passing
Sensor damage.
In the following, a kind of to the utility model pull pressure sensor with position limitation protection structure in conjunction with the accompanying drawings and embodiments
Technical characteristic is further described.
Detailed description of the invention
A kind of Fig. 1: structural schematic diagram of the pull pressure sensor with position limitation protection structure of the utility model；
Drawing reference numeral explanation: 1- elastomer, 2- resistance strain gage, 3- strain slot, 4- bearer connection portion, 5- limit component,
6- buffer stopper, 7- bolt, 8- signal wire, 9- waterproof end plug.
Specific embodiment
As shown in Figure 1, a kind of pull pressure sensor with position limitation protection structure of the utility model, including elastomer 1, use
In the limit component 5 and buffer stopper 6 for limiting 1 pressure direction stroke of elastomer that limit 1 direction of pull stroke of elastomer.
1 both ends of elastomer are respectively equipped with bearer connection portion 4, are equipped with resistance strain gage 2 in the middle part of elastomer 1, resistance is answered
The signal wire 8 for becoming piece 2 is extended to outside elastomer 1 by the side of elastomer 1.The signal wire 8 and elasticity of the resistance strain gage 2
The intersection in 1 outside of body is additionally provided with waterproof end plug 9, facilitates and draws signal by conducting wire, and can effectively seal, does not influence load
Transmitting.
The position that the elastomer 1 of the utility model is located at about 2 two sides of resistance strain gage respectively offers a strain slot 3,
For the strain slot 3 by being laterally inward extension on the outside of elastomer 1, upper and lower two strains, 3 size of slot is identical and is open on the contrary, making
The S-type structure of elastomer 1.
The limit component 5 is respectively positioned at strain slot 3 opening side and connect with 1 side of elastomer, and limit component 5 is in
Right-angle structure, the side that wherein a right-angle side passes through the elastomer 1 between bolt 7 and upper and lower two strains slot 3 of limit component 5
Connection, another right-angle side extend to the outside of 1 end of elastomer；The buffer stopper 6 is respectively positioned at strain 3 opening of slot simultaneously
It is connect with the elastomer 1 by 2 side of resistance strain gage, the buffer stopper 6 of the utility model is high density rubber block.
When using a kind of pull pressure sensor with position limitation protection structure of the utility model, if 1 both ends of elastomer
Bearer connection portion 4 suffered by measurement pulling force it is excessive when, limit component 5 is located at the right-angle side of 1 end of elastomer to 1 shape of elastomer
It at limit, cannot be redrawn after reaching range, play the role of limiting 1 direction of pull stroke of elastomer；Work as elasticity
When measurement pressure suffered by the bearer connection portion 4 at 1 both ends of body is excessive, buffer stopper 6 is pressed in the strain slot 3 of elastomer 1, makes it
It cannot be recompressed after reaching maximum compression stroke, play the role of limiting 1 pressure direction stroke of elastomer.The utility model passes through
Limit component 5 and buffer stopper 6 are set to limit 1 direction of pull stroke of elastomer and pressure direction stroke, forms self-protection, keeps away
No-sensor damage.
Above embodiments are only the preferred embodiment of the utility model, and the structure of the utility model is not limited to above-mentioned implementation
The form enumerated of example, any modification made within the spirit and principle of the present invention, equivalent replacement etc. should all include
It is within the protection scope of the utility model.
Claims (3)
1. a kind of pull pressure sensor with position limitation protection structure, including elastomer (1), elastomer (1) the both ends difference
Equipped with bearer connection portion (4), resistance strain gage (2) are equipped in the middle part of elastomer (1), the signal wire (8) of resistance strain gage (2) is by bullet
Property body (1) side extend to that elastomer (1) is external, the elastomer (1) is located at the position of resistance strain gage (2) two sides up and down
A strain slot (3) is respectively offered, the strain slot (3) is by being laterally inward extension, upper and lower two strains slot on the outside of elastomer (1)
(3) size is identical and is open on the contrary, making elastomer (1) S-type structure, it is characterised in that: further includes for limiting elasticity
The limit component (5) of body (1) direction of pull stroke and buffer stopper (6) for limiting elastomer (1) pressure direction stroke, it is described
Limit component (5) is respectively positioned at strain slot (3) opening side and connect with elastomer (1) side, and limit component (5) is rectangular
Structure, wherein a right-angle side passes through the elastomer (1) between bolt (7) and upper and lower two strains slot (3) to limit component (5)
Side connection, another right-angle side extend to the outside of elastomer (1) end；The buffer stopper (6) is respectively positioned at strain slot
(3) it opening and is connect with by the elastomer (1) of resistance strain gage (2) side.
2. a kind of pull pressure sensor with position limitation protection structure according to claim 1, it is characterised in that: described slow
Rushing block (6) is high density rubber block.
3. a kind of pull pressure sensor with position limitation protection structure according to claim 1, it is characterised in that: the electricity
The signal wire (8) and the intersection on the outside of elastomer (1) for hindering foil gauge (2) are additionally provided with waterproof end plug (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820447132.2U CN208223690U (en) | 2018-03-30 | 2018-03-30 | A kind of pull pressure sensor with position limitation protection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820447132.2U CN208223690U (en) | 2018-03-30 | 2018-03-30 | A kind of pull pressure sensor with position limitation protection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208223690U true CN208223690U (en) | 2018-12-11 |
Family
ID=64503811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820447132.2U Expired - Fee Related CN208223690U (en) | 2018-03-30 | 2018-03-30 | A kind of pull pressure sensor with position limitation protection structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208223690U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109520650A (en) * | 2018-12-20 | 2019-03-26 | 蚌埠学院 | Rotation sensor of composite forces for high revolving speed equipment |
-
2018
- 2018-03-30 CN CN201820447132.2U patent/CN208223690U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109520650A (en) * | 2018-12-20 | 2019-03-26 | 蚌埠学院 | Rotation sensor of composite forces for high revolving speed equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208223690U (en) | A kind of pull pressure sensor with position limitation protection structure | |
| CN208012719U (en) | A kind of ripple tube sensor with antioverloading function | |
| CN105091833A (en) | Bending test method and bending test device of flexible screen | |
| CN211668674U (en) | Strain type pressure sensor | |
| CN208805170U (en) | A kind of civil engineering fiber grating expansion joint test device | |
| JP2016540474A (en) | Equipment for wear monitoring in multiple overhead lines | |
| CN207472463U (en) | A kind of link sensor of pole structure | |
| CN215635498U (en) | Pressure-resistant corrugated pipe | |
| CN102707328A (en) | Chain roller sleeve defect detection device | |
| CN212320754U (en) | Anti-falling type resistance sensor | |
| CN208858832U (en) | A kind of S type double loop elastic slice | |
| CN207439436U (en) | A kind of elastomer equipped with stress relief hole | |
| CN202093188U (en) | Chain roller and sleeve missing detector | |
| CN213209314U (en) | Pull pressure sensor with limiting protection structure | |
| CN205529877U (en) | Shallow formula expansion joint structure that buries | |
| CN210364302U (en) | Ship water level detection early warning device | |
| CN108634501B (en) | Necklace protection connection structure | |
| CN204885582U (en) | Probe protection architecture | |
| CN207850584U (en) | A kind of robot sliding feel and pressure sensation integral sensor | |
| CN210741710U (en) | Dynamic force sensor for simplifying test | |
| CN205157296U (en) | Anti sensor of rolling over | |
| CN204111254U (en) | Electronic-weighing hydraulic forklift sensor fixing structure | |
| CN106641091A (en) | Axial elastic rod capable of displaying pressure | |
| CN201503694U (en) | Electronic percussion music sensing unit and electronic percussion instrument employing same | |
| CN204542058U (en) | A kind of pressure conduction induction structure |
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: 20181211 Termination date: 20210330 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |