CN202350724U - Measuring device for deformation of micro-pressure spring leaf - Google Patents
Measuring device for deformation of micro-pressure spring leaf Download PDFInfo
- Publication number
- CN202350724U CN202350724U CN2011204134168U CN201120413416U CN202350724U CN 202350724 U CN202350724 U CN 202350724U CN 2011204134168 U CN2011204134168 U CN 2011204134168U CN 201120413416 U CN201120413416 U CN 201120413416U CN 202350724 U CN202350724 U CN 202350724U
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- minute
- measuring instrument
- probe
- pressure
- pressure reed
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Abstract
The utility model relates to the technical field of measuring device, particularly to a measuring device for the deformation of a micro-pressure spring leaf. The measuring device comprises a workbench and a stand erected on the workbench, wherein the workbench is provided with a location table for placing the micro-pressure spring leaf; the stand is provided with a deformation test mechanism; the deformation test mechanism comprises a lifting drive mechanism, a measurer connected with the lifting drive mechanism and a probe arranged on the lower part of the measurer; the probe is connected with a control box and over against the location table; a fine adjustment mechanism is arranged at a position where the location table is over against the measurer; and the lifting drive mechanism is connected with a control switch. The measuring device for the deformation of a micro-pressure spring leaf disclosed by the utility model can test the deformation of the micro-pressure spring leaf under a pressure of 300 mm Hg, as well as has the advantages of being simple in structure and accurate in measurement.
Description
Technical field
The utility model relates to the measurement mechanism technical field, and particularly a kind of minute-pressure reed deflection is measured device.
Background technology
Sensor is a kind of information of accepting physics or chemical variable (input variable) form, and converts thereof into the device of the output signal of of the same race or other kind of character according to certain rules.Existing capacitance pressure transducer, must be welded to connect electrode slice and the minute-pressure reed of being located at the sensor holder bottom in process of production; So that electrode slice is with the flexible generation of minute-pressure reed distortion displacement; Detect the variation of pressure through the variable in distance of electrode slice, accomplish the pressure sensing function.At present, capacitance pressure transducer, is widely used in the products such as sphygmomanometer, is used for the pressure value of human body.
Yet the minute-pressure reed in use receives the influence of ambient pressure and influences its deflection, the measurement mechanism complex structure of existing minute-pressure reed deflection, and the deflection of measuring is inaccurate, does not have reliable reference value.
The utility model content
The purpose of the utility model is to provide a kind of minute-pressure reed deflection to measure device to the deficiency of prior art, can test the deflection of the minute-pressure reed under the 300mmHg pressure, and is simple in structure, measures accurately.
For realizing above-mentioned purpose, the utility model adopts following technical scheme:
Provide a kind of minute-pressure reed deflection to measure device; Comprise worktable and the frame that is set up in worktable; Said worktable is provided with the positioning table that is used to place the minute-pressure reed, and said frame is provided with deformation test mechanism, and said deformation test mechanism comprises lift drive mechanism, the measuring instrument that is connected with lift drive mechanism and the probe that is arranged at the measuring instrument bottom; Said probe is connected with control box; Said probe is over against said positioning table, and said positioning table is provided with micro-adjusting mechanism over against the position of said measuring instrument, and said lift drive mechanism is connected with CS.
Wherein, said lift drive mechanism comprises the holder that cylinder is connected with the piston rod of cylinder, and said holder and said measuring instrument removably connect, and the position of the corresponding probe of said holder offers through hole.
Wherein, the top of said positioning table is provided with guidepost, and the external circumferential of said guidepost is provided with spacing preiection, and the top of said guidepost and said through hole are used.
Wherein, said micro-adjusting mechanism comprises milscale and the positioning seat that is arranged at said worktable, and said milscale is installed on said positioning seat.
Wherein, said micro-adjusting mechanism comprises screw mandrel and the positioning seat that is arranged at said worktable, and said screw mandrel is installed on said positioning seat.
Above, said probe links to each other with the bottom of said measuring instrument through a clamping part, and an end that is connected with said measuring instrument of said clamping part is provided with chuck, and the other end of said clamping part is provided with the pilot hole that is used for fixing probe.
Wherein, said measuring instrument is clock gauge or dial gauge.
Wherein, said measuring instrument is the dial plate clock gauge.
Wherein, the side of said frame is provided with boss, and said boss is connected with said worktable.
The utility model beneficial effect is: the minute-pressure reed deflection of the utility model is measured device; Comprise worktable and the frame that is set up in worktable; Said worktable is provided with the positioning table that is used to place the minute-pressure reed, and said frame is provided with deformation test mechanism, and said deformation test mechanism comprises lift drive mechanism, the measuring instrument that is connected with lift drive mechanism and the probe that is arranged at the measuring instrument bottom; Said probe is connected with control box; Said probe is over against said positioning table, and said positioning table is provided with micro-adjusting mechanism over against the position of said measuring instrument, and said lift drive mechanism is connected with CS; During use, the minute-pressure reed is positioned on the positioning table, opens CS; Lift drive mechanism drives measuring instrument and probe moves down, thereby compresses the minute-pressure reed, regulates micro-adjusting mechanism and makes measuring instrument fine motion up and down; When probe touched the minute-pressure reed, the control circuit of control box can detect and send voice prompt, and gage readings is made zero; The minute-pressure reed is connected with the pressure source device, opens the pressure source switch and on the minute-pressure reed, add upward pressure, regulate micro-adjusting mechanism and make measuring instrument fine motion up and down; When making probe just touch the minute-pressure reed; Control box sends voice prompt, reads the displayed value on the measuring instrument, can measure minute-pressure reed deflection under pressure.The utility model can be tested the deflection of the minute-pressure reed under the 300mmHg pressure, has simple in structurely, measures advantage accurately.
Description of drawings
In conjunction with accompanying drawing the utility model is described further, but the embodiment in the accompanying drawing does not constitute any restriction to the utility model.
Fig. 1 is the structural representation that a kind of minute-pressure reed of the utility model deflection is measured device.
Fig. 2 is the structural representation that a kind of minute-pressure reed of the utility model deflection is measured another visual angle of device.
In Fig. 1 and Fig. 2, include:
1---worktable 2---frame 21---boss
3---positioning table 4---deformation test mechanism 41---lift drive mechanisms
411---cylinder 412---holder 4121---through holes
42---measuring instrument 43---probe 5---micro-adjusting mechanisms
51---milscale 52---positioning seat 6---guideposts
61---spacing preiection 7---clamping part 71---chucks.
Embodiment
Below in conjunction with accompanying drawing the utility model is further described.
Embodiment one
Like Fig. 1～shown in Figure 2; The minute-pressure reed deflection of the utility model is measured device, comprises worktable 1 and the frame 2 that is set up in worktable 1, and said worktable 1 is provided with the positioning table 3 that is used to place the minute-pressure reed; Said frame 2 is provided with deformation test mechanism 4; Said deformation test mechanism 4 comprises lift drive mechanism 41, the measuring instrument 42 that is connected with lift drive mechanism 41 and the probe 43 that is arranged at measuring instrument 42 bottoms, and said probe 43 is connected with control box, and said probe 43 is over against said positioning table 3; Said positioning table 3 is provided with micro-adjusting mechanism 5 over against the position of said measuring instrument 42, and said lift drive mechanism 41 is connected with CS.Lift drive mechanism 41 comprises the holder 412 that cylinder 411 is connected with the piston rod of cylinder 411, and said holder 412 removably connects with said measuring instrument 42.Particularly, measuring instrument 42 and holder 412 are connected through bolt, are convenient to assembly and disassembly.The position of said holder 412 corresponding probes 43 offers through hole 4121.Micro-adjusting mechanism 5 comprises milscale 51 and the positioning seat 52 that is arranged at said worktable 1, and said milscale 51 is installed on said positioning seat 52.
During use, the minute-pressure reed is positioned on the positioning table 3, opens CS; The cylinder 411 of lift drive mechanism 41 drives measuring instruments 42 through holder 412 and is moved downward to the bottom of measuring instrument 42 and the top butt of the milscale 51 of micro-adjusting mechanism 5 with probe 43, and adjusting milscale 51 makes measuring instrument fine motion about in the of 42, and probe 43 is with measuring instrument fine motion about in the of 42; When the syringe needle of probe 43 touched the minute-pressure reed, the operation circuit of control box can detect and send voice prompt, then measuring instrument 42 readings was made zero; Again the minute-pressure reed is connected with outside pressure source device, opens the pressure source switch and on the minute-pressure reed, apply 300mmHg pressure, regulate milscale 51 and make measuring instrument fine motion about in the of 42; When the syringe needle of probe 43 just touches the minute-pressure reed; Voice prompt is sent in control, reads the displayed value on the measuring instrument 42, can measure the deflection of minute-pressure reed under the effect of 300mmHg pressure; Have simple to operately, measure advantage accurately.
Certainly, also can (mmHg be exactly the meaning of mm Hg, is meant the height of mercury column in the sphygmomanometer, representes relative pressure value applying force value below the 300mmHg pressure on the minute-pressure reed.), thereby detect the deflection of minute-pressure reed under the different pressures value, simple to operate, applicable to the relative pressure value that detects below the 300mmHg pressure, applied range.
The measuring instrument 42 of present embodiment is clock gauge or dial gauge.Preferably, said measuring instrument 42 is the dial plate clock gauge, and the scale precision of dial plate clock gauge is 0.01mm, measuring accuracy height and the size of conveniently reading the deflection of tested minute-pressure reed, and dependability is strong.
As shown in Figure 2, the top of the positioning table 3 of present embodiment is provided with guidepost 6, and the external circumferential of said guidepost 6 is provided with spacing preiection 61, and the top of said guidepost 6 and said through hole 4121 are used.Being provided with of guidepost 6 is beneficial to the top that holder 412 is fixed on spacing preiection 61; Avoid holder 412 in the process of pressing down, to connect with positioning table 3; Thereby the too fast rapid butt of upper surface with the minute-pressure reed that places positioning table 3 because of cylinder 411 presses down of the syringe needle of avoiding probe 43 damages, and improves the dependability of probe 43.
As shown in Figure 1; The probe 43 of present embodiment links to each other with the bottom of said measuring instrument 42 through a clamping part 7; An end that is connected with said measuring instrument 42 of said clamping part 7 is provided with chuck 71, and the other end of said clamping part 7 is provided with the pilot hole that is used for fixing probe 43.Probe 43 passes through clamping part 7 and is connected with measuring instrument 42, adjusts the relative clip position of chuck 71 and measuring instrument 42, can conveniently adjust the relative distance of probe 43 and measuring instrument 42, for convenience detach and replacing probe 43, the dependability of raising the utility model.
The side of the frame 2 of present embodiment is provided with boss 21, and said boss 21 is connected with said worktable 1, improves the connective stability of frame 2 and worktable 1, strengthens the structural strength of frame 2, and is practical.
Embodiment two
The difference part of present embodiment and embodiment one is: micro-adjusting mechanism 5 comprises screw mandrel and the positioning seat 52 that is arranged at said worktable 1, and said screw mandrel is installed on said positioning seat 52.Gyration through screw mandrel is converted into the screw mandrel rectilinear motion, thereby is convenient for measuring the fine motion up and down of appearance 42, and is simple to operate, easy to use, and finely tunes effective.
The above only is the preferred embodiments of the utility model, so all equivalences of doing according to the described structure of the utility model patent claim, characteristic and principle change or modify, includes in the utility model patent claim.
Claims (9)
1. a minute-pressure reed deflection is measured device; Comprise worktable and the frame that is set up in worktable; It is characterized in that: said worktable is provided with the positioning table that is used to place the minute-pressure reed, and said frame is provided with deformation test mechanism, and said deformation test mechanism comprises lift drive mechanism, the measuring instrument that is connected with lift drive mechanism and the probe that is arranged at the measuring instrument bottom; Said probe is connected with control box; Said probe is over against said positioning table, and said positioning table is provided with micro-adjusting mechanism over against the position of said measuring instrument, and said lift drive mechanism is connected with CS.
2. a kind of minute-pressure reed deflection according to claim 1 is measured device; It is characterized in that: said lift drive mechanism comprises the holder that cylinder is connected with the piston rod of cylinder; Said holder and said measuring instrument removably connect, and the position of the corresponding probe of said holder offers through hole.
3. a kind of minute-pressure reed deflection according to claim 2 is measured device; It is characterized in that: the top of said positioning table is provided with guidepost; The external circumferential of said guidepost is provided with spacing preiection, and the top of said guidepost and said through hole are used.
4. a kind of minute-pressure reed deflection according to claim 2 is measured device, it is characterized in that: said micro-adjusting mechanism comprises milscale and the positioning seat that is arranged at said worktable, and said milscale is installed on said positioning seat.
5. a kind of minute-pressure reed deflection according to claim 2 is measured device, it is characterized in that: said micro-adjusting mechanism comprises screw mandrel and the positioning seat that is arranged at said worktable, and said screw mandrel is installed on said positioning seat.
6. measure device according to any described a kind of minute-pressure reed deflection in the claim 1 to 5; It is characterized in that: said probe links to each other with the bottom of said measuring instrument through a clamping part; An end that is connected with said measuring instrument of said clamping part is provided with chuck, and the other end of said clamping part is provided with the pilot hole that is used for fixing probe.
7. a kind of minute-pressure reed deflection according to claim 6 is measured device, and it is characterized in that: said measuring instrument is clock gauge or dial gauge.
8. a kind of minute-pressure reed deflection according to claim 6 is measured device, and it is characterized in that: said measuring instrument is the dial plate clock gauge.
9. a kind of minute-pressure reed deflection according to claim 1 is measured device, and it is characterized in that: the side of said frame is provided with boss, and said boss is connected with said worktable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204134168U CN202350724U (en) | 2011-10-26 | 2011-10-26 | Measuring device for deformation of micro-pressure spring leaf |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204134168U CN202350724U (en) | 2011-10-26 | 2011-10-26 | Measuring device for deformation of micro-pressure spring leaf |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202350724U true CN202350724U (en) | 2012-07-25 |
Family
ID=46539723
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204134168U Expired - Fee Related CN202350724U (en) | 2011-10-26 | 2011-10-26 | Measuring device for deformation of micro-pressure spring leaf |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202350724U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105423937A (en) * | 2015-12-16 | 2016-03-23 | 中国电子科技集团公司第四十三研究所 | Carbon needle and detection method for detecting deformation of air-tight packaging structure |
| CN106595458A (en) * | 2016-12-14 | 2017-04-26 | 中国航空工业集团公司北京航空材料研究院 | C ring deformation measurer |
| CN109540944A (en) * | 2019-01-04 | 2019-03-29 | 中南大学 | A kind of high-precision probe clamping device for Sample location in neutron diffraction measurement |
| CN109738468A (en) * | 2019-01-04 | 2019-05-10 | 中南大学 | A kind of universal probe clamping device for Sample location in neutron diffraction measurement |
-
2011
- 2011-10-26 CN CN2011204134168U patent/CN202350724U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105423937A (en) * | 2015-12-16 | 2016-03-23 | 中国电子科技集团公司第四十三研究所 | Carbon needle and detection method for detecting deformation of air-tight packaging structure |
| CN106595458A (en) * | 2016-12-14 | 2017-04-26 | 中国航空工业集团公司北京航空材料研究院 | C ring deformation measurer |
| CN109540944A (en) * | 2019-01-04 | 2019-03-29 | 中南大学 | A kind of high-precision probe clamping device for Sample location in neutron diffraction measurement |
| CN109738468A (en) * | 2019-01-04 | 2019-05-10 | 中南大学 | A kind of universal probe clamping device for Sample location in neutron diffraction measurement |
| CN109738468B (en) * | 2019-01-04 | 2020-07-10 | 中南大学 | Universal probe clamping device for positioning sample in neutron diffraction measurement |
| CN109540944B (en) * | 2019-01-04 | 2023-10-31 | 中南大学 | High-precision probe clamping device for sample positioning in neutron diffraction measurement |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120725 Termination date: 20191026 |