CN205066979U - Draw pressure sensor - Google Patents
Draw pressure sensor Download PDFInfo
- Publication number
- CN205066979U CN205066979U CN201520797162.2U CN201520797162U CN205066979U CN 205066979 U CN205066979 U CN 205066979U CN 201520797162 U CN201520797162 U CN 201520797162U CN 205066979 U CN205066979 U CN 205066979U
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- CN
- China
- Prior art keywords
- mounting hole
- pcb board
- mounting base
- pressure sensor
- hole
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- 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
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- Measuring Fluid Pressure (AREA)
Abstract
The utility model relates to a draw pressure sensor, including the metal elastomer, be provided with the foil gage on the metal elastomer, the foil gage is connected with signal transmission line, signal transmission line is connected with signal acquisition circuit, signal acquisition circuit sets up on the PCB board, one side of metal elastomer is connected with the mounting base, be provided with the mounting hole on the mounting base, the shape of mounting hole and the shape looks adaptation of PCB board, the PCB board sets up in the mounting hole, through connect the mounting base on the metal elastomer, and install the PCB board in predetermineeing the mounting hole on the mounting base, it is even as an organic whole with draw pressure sensor's mechanical part and circuit part through such structure, and has the advantages of simple and reasonable structure, and it is more convenient to constitute the installation dismantlement of whole back, the signal acquisition circuit of PCB board and connection holds in the size with it in the mounting hole of adaptation, be favorable to protecting the PCB board to avoid external damage, further promote the holistic life of draw pressure sensor.
Description
Technical field
The utility model relates to sensor field, particularly a kind of pull pressure sensor.
Background technology
Pull pressure sensor is resistance strain type sensor again, is under the jurisdiction of LOAD CELLS series, is a kind of device physical signalling being changed into measurable electric signal and export.Be widely used in the dynamometry occasions such as Industrial Weighing system, platform scale, electronic scales, hang hook steelyard, burden balance, pull pressure sensor take elastic body as intermediary, the resistance being used in note sensor both sides by masterpiece answers sheet that its resistance is changed, be the signal of electricity again through corresponding circuit conversion, thus realize control below, its advantage is that precision is high, measurement range is wide, life-span is long, and structure is simple, good frequency response etc.
The structure that existing pull pressure sensor adopts usually pastes type metal foil type strainometer or semiconductor gauge on metal elastic gonosome, utilize the resistance variations of strainometer that the elastic body deformation caused after sensor load is converted to electric signal, but existing pull pressure sensor normally elastic body mechanical part and signal processing circuit part is separated, structure is comparatively scattered, processed complex, and such structure installment efficiency is lower, signal wire and pcb board also easily damage, and serviceable life is not good.
Utility model content
Goal of the invention of the present utility model is: for prior art Problems existing, provide a kind of simple and reasonable, be easy to install, the pull pressure sensor of longer service life.
To achieve these goals, the technical solution adopted in the utility model is:
A kind of pull pressure sensor, comprise metal elastic gonosome, described metal elastic gonosome is provided with foil gauge, described foil gauge is connected with signal transmssion line, and described signal transmssion line is connected with signal acquisition circuit, and described signal acquisition circuit is arranged on pcb board, the side of described metal elastic gonosome is connected with mounting base, described mounting base is provided with mounting hole, the shape of described mounting hole and the shape of pcb board suitable, described pcb board is arranged in mounting hole.
Preferably, described metal elastic gonosome comprises diplopore beam, and two endoporus of described diplopore beam are provided with upper and lower two foil gauges, and the stiff end of described diplopore beam is connected with mounting base, is provided with gap between the cantilever end of described diplopore beam and mounting base.
Preferably, described metal elastic gonosome and mounting base are provided with the signal wire connecting through hole be interconnected, one end of described signal wire connecting through hole is communicated to the endoporus of diplopore beam, the other end of described signal wire is communicated in the mounting hole of mounting base, and described signal transmssion line is arranged in signal wire connecting through hole.
Preferably, described mounting hole is provided with lid, pcb board can be packaged in mounting hole by described lid, and described lid is removably connected with between mounting base.
Preferably, the corner, inner side of described lid is connected with stud, is provided with threaded hole in described mounting hole, and described lid is removably connected with the threaded hole on mounting hole by stud.
In sum, owing to have employed technique scheme, the beneficial effects of the utility model are: by connection pedestal on metal elastic gonosome, and pcb board is installed in the mounting hole that is preset on mounting base, by such structure, the mechanical part of pull pressure sensor and circuit part are connected as a single entity, that is: foil gauge and the pcb board of metal elastic gonosome and connection thereof and the signal acquisition circuit part that is connected thereof are connected as a single entity, have simple and reasonable, and it is more convenient to form overall rear installing/dismounting, the signal acquisition circuit of pcb board and connection thereof is contained in size mounting hole adaptive with it, be conducive to protection pcb board from environmental damage, the serviceable life of further lifting pull pressure sensor entirety.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation after the utility model arranges lid.
Mark in figure: metal elastic gonosome-1; Foil gauge-2; Mounting base-3; Mounting hole-4; Pcb board-5; Signal wire connecting through hole-6; Lid-7; Threaded hole-8.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in detail.
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
As depicted in figs. 1 and 2, the present embodiment pull pressure sensor, comprise metal elastic gonosome 1, metal elastic gonosome 1 is provided with foil gauge 2, foil gauge 2 is connected with signal transmssion line, signal transmssion line is connected with signal acquisition circuit, signal acquisition circuit is arranged on pcb board 5, the side of metal elastic gonosome 1 is connected with mounting base 3, mounting base 3 is provided with mounting hole 4, the shape of mounting hole 4 and the shape of pcb board 5 suitable, pcb board 5 is arranged in mounting hole 4, in the present embodiment, metal elastic gonosome 1 comprises diplopore beam, two endoporus of diplopore beam are provided with, lower two foil gauges 2, the stiff end of diplopore beam is connected with mounting base 3, gap is provided with between the cantilever end of diplopore beam and mounting base 3, in the present embodiment, metal elastic gonosome 1 and mounting base 3 are provided with the signal wire connecting through hole 6 be interconnected, one end of signal wire connecting through hole 6 is communicated to the endoporus of diplopore beam, the other end of signal wire is communicated in the mounting hole 4 of mounting base 3, signal transmssion line is arranged in signal wire connecting through hole 6.
As shown in Figure 2, the present embodiment is provided with lid 7 on mounting hole 4, pcb board 5 can be packaged in mounting hole 4 by lid 7, removably be connected between lid 7 with mounting base 3, concrete, the corner, inner side of lid 7 is connected with stud, threaded hole 8 is provided with in mounting hole 4, lid 7 is removably connected with the threaded hole 8 on mounting hole 4 by stud, the present embodiment is by connection pedestal 3 on metal elastic gonosome 1, and pcb board 5 is installed in the mounting hole 4 that is preset on mounting base 3, by such structure, the mechanical part of pull pressure sensor and circuit part are connected as a single entity, that is: metal elastic gonosome 1 and the foil gauge 2 and the pcb board 5 that connect and the signal acquisition circuit part that is connected thereof are connected as a single entity, have simple and reasonable, and it is more convenient to form overall rear installing/dismounting, pcb board 5 and the signal acquisition circuit connected thereof are contained in size mounting hole 4 adaptive with it, be conducive to protection pcb board 5 from environmental damage, the serviceable life of further lifting pull pressure sensor entirety.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (5)
1. a pull pressure sensor, comprise metal elastic gonosome, described metal elastic gonosome is provided with foil gauge, described foil gauge is connected with signal transmssion line, and described signal transmssion line is connected with signal acquisition circuit, and described signal acquisition circuit is arranged on pcb board, it is characterized in that: the side of described metal elastic gonosome is connected with mounting base, described mounting base is provided with mounting hole, the shape of described mounting hole and the shape of pcb board suitable, described pcb board is arranged in mounting hole.
2. pull pressure sensor according to claim 1, it is characterized in that: described metal elastic gonosome comprises diplopore beam, two endoporus of described diplopore beam are provided with upper and lower two foil gauges, the stiff end of described diplopore beam is connected with mounting base, is provided with gap between the cantilever end of described diplopore beam and mounting base.
3. pull pressure sensor according to claim 2, it is characterized in that: described metal elastic gonosome and mounting base are provided with the signal wire connecting through hole be interconnected, one end of described signal wire connecting through hole is communicated to the endoporus of diplopore beam, the other end of described signal wire is communicated in the mounting hole of mounting base, and described signal transmssion line is arranged in signal wire connecting through hole.
4., according to described pull pressure sensor arbitrary in claims 1 to 3, it is characterized in that: described mounting hole is provided with lid, pcb board can be packaged in mounting hole by described lid, and described lid is removably connected with between mounting base.
5. pull pressure sensor according to claim 4, is characterized in that: the corner, inner side of described lid is connected with stud, is provided with threaded hole in described mounting hole, and described lid is removably connected with the threaded hole on mounting hole by stud.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520797162.2U CN205066979U (en) | 2015-10-14 | 2015-10-14 | Draw pressure sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520797162.2U CN205066979U (en) | 2015-10-14 | 2015-10-14 | Draw pressure sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205066979U true CN205066979U (en) | 2016-03-02 |
Family
ID=55393521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520797162.2U Expired - Fee Related CN205066979U (en) | 2015-10-14 | 2015-10-14 | Draw pressure sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205066979U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109374164A (en) * | 2018-12-24 | 2019-02-22 | 天津大学 | A kind of right-angled intersection formula strain sensitive core for force snesor |
| CN109374163A (en) * | 2018-12-24 | 2019-02-22 | 天津大学 | A kind of ditrysian type strain sensitive core for force snesor |
-
2015
- 2015-10-14 CN CN201520797162.2U patent/CN205066979U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109374164A (en) * | 2018-12-24 | 2019-02-22 | 天津大学 | A kind of right-angled intersection formula strain sensitive core for force snesor |
| CN109374163A (en) * | 2018-12-24 | 2019-02-22 | 天津大学 | A kind of ditrysian type strain sensitive core for force snesor |
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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: 20160302 Termination date: 20201014 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |