CN208206351U - A kind of pressure resistance type ceramic pressure sensor - Google Patents
A kind of pressure resistance type ceramic pressure sensor Download PDFInfo
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- CN208206351U CN208206351U CN201820129082.3U CN201820129082U CN208206351U CN 208206351 U CN208206351 U CN 208206351U CN 201820129082 U CN201820129082 U CN 201820129082U CN 208206351 U CN208206351 U CN 208206351U
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- flexible sheet
- ceramics seat
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Abstract
The utility model discloses a kind of pressure resistance type ceramic pressure sensors, including sensor body, ceramics seat is arranged in the sensor body, flexible sheet is arranged in the upper surface of the ceramics seat, positive pole is set on the flexible sheet, output negative pole, power cathode and output cathode, the flexible sheet upper surface is also set up to be fixedly connected between resistance and flexible sheet, pad is set on the flexible sheet, sensor chip is arranged in the sensor body, the inside of ceramics seat is arranged in the sensor chip, gasket is set on the side wall of the ceramics seat, it is fixedly connected between the gasket and ceramics seat.The utility model structure is simple, and material is ceramics, has anticorrosive, wear resistance, and have shock resistance, anti-vibration, and it is high that there are also the precision of measurement, and stability is high, and the wide advantage of operating temperature range is easy to use, practical.
Description
Technical field
The utility model relates to a kind of sensor, specifically a kind of pressure resistance type ceramic pressure sensor.
Background technique
Erosion-resisting ceramic pressure sensor does not have the transmitting of liquid, and pressure acts directly on the front surface of ceramic diaphragm,
Diaphragm is set to generate small deformation, thick-film resistor is printed on the back side of ceramic diaphragm, a Wheatstone bridge (closing bridge) is connected into,
Due to the piezoresistive effect of varistor, electric bridge is made to generate a highly linear being directly proportional to the pressure and driving voltage also at just
The signal of the voltage signal of ratio, standard is demarcated as 2.0/3.0/3.3mV/V etc. according to the difference of pressure range, can and strain-type
Sensor is mutually compatible with.
But intensity is low when in use for existing sensor, it has not been convenient to connect power supply and output signal, the standard of detection
True property is low, and to result in installation unstable for existing circular structure, is also required to a large amount of raw material when manufacturing
To make, it is therefore desirable to make improvements.
Utility model content
The purpose of this utility model is to provide a kind of pressure resistance type ceramic pressure sensors, to solve in above-mentioned background technique
The problem of proposition.
To achieve the above object, the utility model provides the following technical solutions:
A kind of pressure resistance type ceramic pressure sensor, including sensor body, ceramics seat is arranged in the sensor body, described
Flexible sheet is arranged in the upper surface of ceramics seat, and positive pole, output negative pole, power cathode and output is arranged on the flexible sheet
Anode, the flexible sheet upper surface is also set up to be fixedly connected between resistance and flexible sheet, and weldering is arranged on the flexible sheet
Sensor chip is arranged in disk, the sensor body, and the inside of ceramics seat is arranged in the sensor chip, the ceramics seat
Gasket is set on side wall, is fixedly connected between the gasket and ceramics seat.
As a further solution of the present invention: the ceramics seat is equipped with ceramics seat mounting hole.
As a further solution of the present invention: the end face of the ceramics seat is triangular structure.
As a further solution of the present invention: the height of the ceramics seat is 3.5-6.5mm, the side of the ceramics seat
A length of 15mm.
As a further solution of the present invention: flexible sheet mounting hole, the elasticity are arranged on the flexible sheet
It is fixedly connected between diaphragm and ceramics seat.
As a further solution of the present invention: locating slot is arranged at upper three feet of the ceramics seat.
The locating slot is arc binding structure as a further solution of the present invention,.
Compared with prior art, the utility model has the beneficial effects that the pressure resistance type ceramic pressure of the utility model senses
The 1 of device is shaped to triangle, and flexible sheet 3 is shaped to circle, meets the demand of different occasions, Er Qiejie
About a large amount of material, reduces costs, and is convenient for large-scale production.The utility model structure is simple, and material is ceramics, has anti-
Burn into wear resistance, and there is shock resistance, anti-vibration, it is high that there are also the precision of measurement, and stability is high, and operating temperature range is wide
The advantages of, it is easy to use, it is practical.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of pressure resistance type ceramic pressure sensor.
Fig. 2 is the side view of pressure resistance type ceramic pressure sensor.
Specific embodiment
The technical solution of the patent is explained in further detail With reference to embodiment.
A kind of pressure resistance type ceramic pressure sensor referring to FIG. 1-2, including sensor body, the sensor body are set
Ceramics seat 1 is set, the ceramics seat 1 is equipped with ceramics seat mounting hole 2, and the end face of the ceramics seat 1 is triangular structure, the pottery
The height of porcelain seat 1 is 3.5-6.5mm, and the side length of the ceramics seat 1 is 15mm, and elastic membrane is arranged in the upper surface of the ceramics seat 1
Flexible sheet mounting hole 4 is arranged on the flexible sheet 3, is fixedly connected between the flexible sheet 3 and ceramics seat 1, institute for piece 3
It states and positive pole 5, output negative pole 6, power cathode 7 and output cathode 8,3 upper surface of flexible sheet is set on flexible sheet 3
Also set up and be fixedly connected between resistance 10 and flexible sheet 3, on the flexible sheet 3 be arranged pad 11, the ceramics seat 1 it is upper
Locating slot 9 is set at three feet, and the locating slot 9 is arc binding structure, and sensor chip 12, institute is arranged in the sensor body
State the inside that ceramics seat 1 is arranged in sensor chip 12, gasket 13 be set on the side wall of the ceramics seat 1, the gasket 13 with
It is fixedly connected between ceramics seat 1.
The 1 of the pressure resistance type ceramic pressure sensor of the utility model is shaped to triangle, the shape of flexible sheet 3
It is arranged to circle, meets the demand of different occasions, and saved a large amount of material, reduce costs, is convenient for scale metaplasia
It produces.The utility model structure is simple, and material is ceramics, has anticorrosive, wear resistance, and have shock resistance, anti-vibration, also
There is the precision of measurement high, stability is high, and the wide advantage of operating temperature range is easy to use, practical.
It should be noted that in the absence of conflict, the feature in the embodiments of the present invention and embodiment can
To be combined with each other.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate
Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand
For limitations of the present invention.In addition, term " first ", " second " etc. are used for description purposes only, and should not be understood as indicating
Or it implies relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " second " etc. are defined as a result,
Feature can explicitly or implicitly include one or more of the features.It is in the description of the present invention, unless another
It is described, the meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, on being understood by concrete condition
State the concrete meaning of term in the present invention.
The preferred embodiment of the patent is described in detail above, but this patent is not limited to above-mentioned embodiment party
Formula within the knowledge of one of ordinary skill in the art can also be under the premise of not departing from this patent objective
It makes a variety of changes.
Claims (4)
1. a kind of pressure resistance type ceramic pressure sensor, including sensor body, which is characterized in that the sensor body setting pottery
Flexible sheet (3) are arranged in the upper surface of porcelain seat (1), the ceramics seat (1), and positive pole is arranged on the flexible sheet (3)
(5), output negative pole (6), power cathode (7) and output cathode (8), flexible sheet (3) upper surface also set up resistance (10)
It is fixedly connected between flexible sheet (3), pad (11) is set on the flexible sheet (3), the sensor body setting passes
Sensor chip (12), sensor chip (12) setting are set on the inside of ceramics seat (1), the side wall of the ceramics seat (1)
It sets gasket (13), is fixedly connected between the gasket (13) and ceramics seat (1)；The end face of the ceramics seat (1) is triangle knot
Structure；Locating slot (9) are set at upper three feet of the ceramics seat (1)；The locating slot (9) is arc binding structure.
2. pressure resistance type ceramic pressure sensor according to claim 1, which is characterized in that the ceramics seat (1) is equipped with
Ceramics seat mounting hole (2).
3. pressure resistance type ceramic pressure sensor according to claim 1, which is characterized in that the height of the ceramics seat (1)
For 3.5-6.5mm, the side length of the ceramics seat (1) is 15mm.
4. pressure resistance type ceramic pressure sensor according to claim 1, which is characterized in that set on the flexible sheet (3)
It sets flexible sheet mounting hole (4), is fixedly connected between the flexible sheet (3) and ceramics seat (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820129082.3U CN208206351U (en) | 2018-01-25 | 2018-01-25 | A kind of pressure resistance type ceramic pressure sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820129082.3U CN208206351U (en) | 2018-01-25 | 2018-01-25 | A kind of pressure resistance type ceramic pressure sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208206351U true CN208206351U (en) | 2018-12-07 |
Family
ID=64534377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820129082.3U Active CN208206351U (en) | 2018-01-25 | 2018-01-25 | A kind of pressure resistance type ceramic pressure sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208206351U (en) |
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2018
- 2018-01-25 CN CN201820129082.3U patent/CN208206351U/en active Active
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