CN214010599U - Novel pressure sensing equipment - Google Patents
Novel pressure sensing equipment Download PDFInfo
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- CN214010599U CN214010599U CN202022890242.6U CN202022890242U CN214010599U CN 214010599 U CN214010599 U CN 214010599U CN 202022890242 U CN202022890242 U CN 202022890242U CN 214010599 U CN214010599 U CN 214010599U
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- pressure sensor
- signal probe
- control unit
- strain gauge
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Abstract
The utility model discloses a novel pressure sensing device, including the control unit, wireless communication unit and pressure sensor respectively with the control unit is connected, pressure sensor includes casing, baroreceptor, transmission shell fragment, resistance strain gauge, probe mount pad and signal probe, the casing includes first casing and with first casing matched with second casing, the transmission shell fragment with the baroreceptor is connected, resistance strain gauge respectively with transmission shell fragment and signal probe are connected, signal probe with the control unit is connected; the utility model discloses only need cooperate through pressure sensor, transmission shell fragment, resistance strain gauge and signal probe, just can realize the function of pressure detection and transmission, simple structure, constitute singly, greatly reduced the cost and the cycle of production, in addition, the utility model discloses the wiring is simple, has also made things convenient for the maintenance in later stage.
Description
Technical Field
The utility model relates to a sensing equipment technical field especially relates to a novel pressure sensing equipment.
Background
The pressure sensing equipment is one of the sensing equipment, and the pressure sensing equipment is a device or a device which can sense pressure signals and can convert the pressure signals into usable output electric signals according to a certain rule.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a novel pressure sensing equipment can solve the defect that the manufacturing cost is high, the production cycle is long and the maintenance degree of difficulty is big that current pressure sensing equipment exists.
The technical scheme of the utility model is realized like this:
a novel pressure sensing device comprises a control unit, a wireless communication unit and a pressure sensor, wherein the wireless communication unit and the pressure sensor are respectively connected with the control unit, the pressure sensor comprises a shell, a pressure sensor, a transmission elastic sheet, a resistance strain gauge, a probe mounting seat and a signal probe, the shell comprises a first shell and a second shell matched with the first shell, a first opening is arranged on the first shell, the pressure sensor is arranged at the first opening on one side of the first shell matched with the second shell, a second opening is arranged on the second shell, the probe mounting seat is arranged at the second opening, the signal probe is fixed on the second shell through the probe mounting seat, the transmission elastic sheet is arranged on the second shell and matched with the pressure sensor, and the resistance strain gauge is respectively connected with the transmission elastic sheet and the signal probe, the signal probe is connected with the control unit.
As a further alternative of the novel pressure sensing apparatus, the resistance strain gauge and the signal probe are connected by an enameled copper wire.
As a further alternative of the identification apparatus for test tubes, the wireless communication unit includes any one of a GPRS communication module, a bluetooth module, a UWB module, and a Zigbee module.
As a further alternative to the identification means for test tubes, the control unit comprises an STM32L476Rx chip and its peripheral circuitry.
The utility model has the advantages that: the utility model discloses only need cooperate through pressure sensor, transmission shell fragment, resistance strain gauge and signal probe, just can realize the function of pressure detection and transmission, simple structure, constitute singly, greatly reduced the cost and the cycle of production, in addition, the utility model discloses the wiring is simple, has also made things convenient for the maintenance in later stage.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic diagram illustrating the components of a novel pressure sensing device of the present invention;
fig. 2 is a schematic view of a first housing of the novel pressure sensing device of the present invention;
fig. 3 is a schematic view of a second housing of the novel pressure sensing device of the present invention;
fig. 4 is a schematic circuit diagram of a control unit in the novel pressure sensing device of the present invention;
description of reference numerals: 1. a first housing; 2. a second housing; 3. a baroreceptor; 4. a probe mounting base; 5. a signal probe; 6. a transmission elastic sheet; 7. a resistance strain gauge.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-4, a novel pressure sensing device comprises a control unit, a wireless communication unit and a pressure sensor, wherein the wireless communication unit and the pressure sensor are respectively connected with the control unit, the pressure sensor comprises a housing, a pressure sensor 3, a transmission elastic sheet 6, a resistance strain gauge 7, a probe mounting seat 4 and a signal probe 5, the housing comprises a first housing 1 and a second housing 2 matched with the first housing 1, a first opening is arranged on the first housing 1, the pressure sensor 3 is arranged at the first opening at one side of the first housing 1 matched with the second housing 2, a second opening is arranged on the second housing 2, the probe mounting seat 4 is arranged at the second opening, the signal probe 5 is fixed on the second housing 2 through the probe mounting seat 4, the transmission elastic sheet 6 is arranged on the second housing 2, and the resistance strain gauge 7 is respectively connected with the transmission elastic sheet 6 and the signal probe 5, and the signal probe 5 is connected with the control unit.
When the pressure sensor is used, pressure is exerted on the pressure sensor 3, after the pressure sensor 3 senses the pressure, the pressure is transmitted to the transmission elastic sheet 6, the transmission elastic sheet 6 generates strain when the pressure acts on the transmission elastic sheet, at the moment, the resistance strain gauge 7 connected with the transmission elastic sheet 6 also generates strain and shows the change of resistance value, then the change of resistance value is transmitted to the control unit through the signal probe 5, the control unit processes the change of resistance value, the pressure value applied to the pressure sensor is calculated, and finally the pressure value is transmitted to the upper computer through the wireless communication unit to be displayed, so that the pressure detection is completed.
In this embodiment, only need cooperate through baroreceptor 3, transmission shell fragment 6, resistance strain gauge 7 and signal probe 5, just can realize the function of pressure detection and transmission, simple structure, constitution are single, greatly reduced the cost and the cycle of production, in addition, the utility model discloses the wiring is simple, has also made things convenient for the maintenance in later stage.
It should be noted that the pressure value is transmitted to the upper computer through the wireless communication unit, so that not only the display effect can be realized, but also effective backup can be realized; in addition, when the pressure sensor 3 is connected with the transmission elastic sheet 6, the screw is required to be fixed and the thread glue is required to be added, so that the displacement change is prevented.
Preferably, the resistance strain gauge 7 and the signal probe 5 are connected through an enameled copper wire.
In this embodiment, connect resistance strain gage 7 and signal probe 5 through the enameled copper line, can make the welding easier, and the welding effect is also better moreover, effectively prevents the condition emergence that resistance strain gage 7 and signal probe 5 connect the interrupt.
Preferably, the wireless communication unit includes any one of a GPRS communication module, a bluetooth module, a UWB module and a Zigbee module.
Preferably, the control unit comprises an STM32L476Rx chip and its peripheral circuits.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. A novel pressure sensing device comprises a control unit, a wireless communication unit and a pressure sensor, wherein the wireless communication unit and the pressure sensor are respectively connected with the control unit, and the novel pressure sensing device is characterized in that the pressure sensor comprises a shell, a pressure sensor (3), a transmission elastic sheet (6), a resistance strain gauge (7), a probe mounting seat (4) and a signal probe (5), the shell comprises a first shell (1) and a second shell (2) matched with the first shell (1), a first opening is arranged on the first shell (1), the pressure sensor (3) is arranged at a first opening on one side of the first shell (1) matched with the second shell (2), a second opening is arranged on the second shell (2), the probe mounting seat (4) is arranged at the second opening, the signal probe (5) is fixed on the second shell (2) through the probe mounting seat (4), the transmission elastic sheet (6) is arranged on the second shell (2) and matched with the pressure sensor (3), the resistance strain gauge (7) is respectively connected with the transmission elastic sheet (6) and the signal probe (5), and the signal probe (5) is connected with the control unit.
2. A novel pressure sensing device according to claim 1, characterized in that the resistance strain gauge (7) and the signal probe (5) are connected by means of enamelled copper wires.
3. The novel pressure sensing device of claim 2, wherein the wireless communication unit comprises any one of a GPRS communication module, a bluetooth module, a UWB module and a Zigbee module.
4. A novel pressure sensing device as claimed in claim 1 or 3, characterized in that the control unit comprises an STM32L476Rx chip and its peripheral circuitry.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022890242.6U CN214010599U (en) | 2020-12-04 | 2020-12-04 | Novel pressure sensing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022890242.6U CN214010599U (en) | 2020-12-04 | 2020-12-04 | Novel pressure sensing equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214010599U true CN214010599U (en) | 2021-08-20 |
Family
ID=77309432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022890242.6U Active CN214010599U (en) | 2020-12-04 | 2020-12-04 | Novel pressure sensing equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214010599U (en) |
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2020
- 2020-12-04 CN CN202022890242.6U patent/CN214010599U/en active Active
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