CN202217017U - Sensor resistance alarm survey meter - Google Patents
Sensor resistance alarm survey meter Download PDFInfo
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- CN202217017U CN202217017U CN2011203280862U CN201120328086U CN202217017U CN 202217017 U CN202217017 U CN 202217017U CN 2011203280862 U CN2011203280862 U CN 2011203280862U CN 201120328086 U CN201120328086 U CN 201120328086U CN 202217017 U CN202217017 U CN 202217017U
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Abstract
The utility model relates to a sensor resistance alarm survey meter, which belongs to the technical field of measurement and mainly solves the problem that manually measured sensor resistance alarm is easy to be tired, exists resistance value errors, is large in labor intensity and low in production efficiency and the like. The sensor resistance alarm survey meter is mainly characterized by comprising a liquid crystal digital resistance measurement display, an acousto-optic alarm device, a measurement clamp and a base plate, and the measurement clamp is composed of an adjusting nut, an electric conduction stand column, a locating plate, a contact base, a base contact elastic piece, an inserting piece contact elastic piece and a fixing plate. The electric conduction stand column is fixed on the fixing plate, the locating plate is fixed with the electric conduction stand column through the adjusting nut, the base contact elastic piece is arranged in the contact base which is fixed on the fixing plate, the inserting piece contact elastic piece is arranged on the lower surface of the locating plate, and the fixing plate is fixed on the base plate. The sensor resistance alarm survey meter can not only greatly improve production efficiency, but also avoid error and mistake detection, improve accuracy rate of measurement, be simple and convenient to operate, and be mainly used in resistance alarm survey of automobile sensors and the like in production.
Description
Technical field
The utility model belongs to field of measuring technique.Be specifically related to a kind of surveying instrument that is used for resistance of sensor and alarm detection.
Background technology
At present, the measurement control method of self check was to use multimeter manual 100% to measure by the operative employee after the temperature warning sensor assembly pressed.In the process of manual inspection, have following weak point: 1. sensor unit is with two test pencils difference detected resistance of multimeter and the break-make of reporting to the police and holding, and each assembly will measure twice respectively, has caused temporal waste; 2. the test pencil contact of multimeter is poor, and the manual repeated measurement of operative employee is prone to produce fatigue and causes measuring error; 3. human body resistance is parallelly connected with thermistor, has the resistance error.4. operative employee's hand dipping labour intensity is big, and production efficiency is low.
Summary of the invention
The purpose of the utility model provides a kind of to above-mentioned weak point exactly and can enhance productivity greatly, can prevent the mistakes and omissions inspection again, improves accuracy rate of measuring, simultaneously the resistance of sensor warning surveying instrument of the detected resistance and the end break-make of reporting to the police.
The technical solution of the utility model is: a kind of resistance of sensor warning measuring instrument is characterized in that: comprise liquid crystal digital resistance measurement display, acoustic-optic alarm, measured material and base plate; Wherein, Measured material is made up of setting nut, conductive stud, location-plate, contact base, base contact flat spring, inserted sheet contact flat spring, fixed head; The conductive stud lower end is fixed on the fixed head, and location-plate is fixed on the conductive stud upper end through setting nut, and the base contact flat spring is arranged in the contact base; The contact base is fixed on the fixed head, and the inserted sheet contact flat spring is arranged on the location-plate lower surface relative with the base contact flat spring; Acoustic-optic alarm comprises pilot lamp warning circuit and buzzer alarm circuit; Fixed head is fixed on the base plate; Liquid crystal digital resistance measurement display and acoustic-optic alarm and inserted sheet contact flat spring, base contact flat spring electrically connect.
Liquid crystal digital resistance measurement display described in the technical solution of the utility model is connected on the acoustic-optic alarm through test pencil, is parallel on inserted sheet contact flat spring and the base contact flat spring again.
Liquid crystal digital resistance measurement display range described in the technical solution of the utility model is provided with six grades of Standard resistance ranges, is respectively: 1,200 Ω resolution, 0.01 Ω; 2,2K Ω resolution 0.1 Ω; 3,20K Ω resolution 1 Ω; 4,200K Ω resolution 10 Ω; 5,2000K Ω resolution 100 Ω; 6,20M Ω resolution 1K Ω.
Liquid crystal digital resistance measurement display described in the technical solution of the utility model adopts the vacuum fluorescence tube display screen.
Conductive stud described in the technical solution of the utility model is three; First conductive stud connects with liquid crystal digital resistance measurement display positive terminal; The acoustic-optic alarm positive terminal connects with second conductive stud, and the 3rd conductive stud connects with liquid crystal digital resistance measurement display negative pole end, acoustic-optic alarm negative pole end and base contact flat spring respectively.
Base contact flat spring described in the technical solution of the utility model is two symmetrical arc metal clips, and it is firm that the elasticity of applied metal is guaranteed to contact, and improves and measures accuracy.
Inserted sheet contact flat spring described in the technical solution of the utility model is two symmetrical metal intermediate plates, and it is firm that the elasticity of applied metal is guaranteed to contact, and improves and measures accuracy.
The utility model is owing to adopt the resistance of sensor warning measuring instrument that is made up of liquid crystal digital resistance measurement display, acoustic-optic alarm, measured material and base plate; Wherein, Measured material is made up of setting nut, conductive stud, location-plate, contact base, base contact flat spring, inserted sheet contact flat spring, fixed head, and liquid crystal digital resistance measurement display and acoustic-optic alarm and inserted sheet contact flat spring, base contact flat spring electrically connect, thereby when inserting temperature sensor assembly upper and lower end in inserted sheet contact flat spring and the base contact flat spring respectively; Liquid crystal digital resistance measurement display is just measured temperature sensor assembly resistance immediately and is shown; The assembling of expression temperature sensor assembly is correct, and when showing as if no resistance, the assembling of expression temperature sensor assembly is reverse; Alarm lamp is bright, and hummer begins to report to the police.Can measure simultaneously and report to the police and resistance, enhance productivity and measure accuracy.And this measuring instrument can detect short circuit simultaneously, opens circuit, abnormal conditions such as reverse.The utility model is owing to the distance between location-plate and the base plate is adjustable, and liquid crystal digital resistance measurement display range is provided with six grades of Standard resistance ranges, thereby can be widely used in the measurement of the resistance of sensor warning of all size, various Standard resistance ranges.The utility model has been abandoned traditional manual measurement, overcomes poor, the manual repeated measurement of test pencil contact, the big deficiency of measurement resistance error of multimeter.The utility model be mainly used in automobile sensor etc. produce in resistance report to the police and measure.
Description of drawings
Fig. 1 is the contour structures synoptic diagram of the utility model.
Fig. 2 is a measured material synoptic diagram in the utility model.
Embodiment
Like Fig. 1, shown in Figure 2.The utility model is made up of liquid crystal digital resistance measurement display 1, acoustic-optic alarm 2, measured material 3, base plate 4.Liquid crystal digital resistance measurement display 1 is to have utilized the structural principle of multimeter to realize digital measurement, and range is provided with six grades of Standard resistance ranges, is respectively: 1,200 Ω resolution, 0.01 Ω; 2,2K Ω resolution 0.1 Ω; 3,20K Ω resolution 1 Ω; 4,200K Ω resolution 10 Ω; 5,2000K Ω resolution 100 Ω; 6,20M Ω resolution 1K Ω is provided with positive terminal, two test test pencils of negative pole end.Liquid crystal digital resistance measurement display 1 adopts the vacuum fluorescence tube display screen, and numeral is clear, and reading rate reached for 19 reading/seconds, and 41/2 resolution can detect like a cork.Acoustic-optic alarm 2 comprises written instructions light alarm circuit and buzzer alarm circuit; Be provided with positive terminal, negative pole end and warning end; Pilot lamp, hummer are reasonably combined, realize testing goal, do not have resistance when reverse and show when sensor assembles; Alarm lamp will light, and hummer begins to pipe to point out the generation of abnormal conditions.Liquid crystal digital resistance measurement display 1 is the fexible unit on factory's common equipment with acoustic-optic alarm 2.Measured material 3 is made up of setting nut 5, three conductive stud 6, contact base 7, base contact flat spring 8, inserted sheet contact flat spring 9, location-plate 10, fixed heads 11.Three conductive stud 6 are fixed on the fixed head 11, and location-plate 10 is fixed on conductive stud 6 upper ends through setting nut 5, make between fixed head 11 and the location-plate 10 distance adjustable, can measure the resistance of the temperature sensor of various physical dimension.Base contact flat spring 8 is for being arranged on contact base 7 interior two relative and symmetrical curved metal shell fragments, and shell fragment is set at maximal value, two shell fragments and sensor unit close-coupled, and with the accuracy of guaranteeing to measure, contact base 7 is fixed on the fixed head 11.Inserted sheet contact flat spring 9 is arranged on location-plate 10 lower surfaces relative with base contact flat spring 8, and the distance between two intermediate plates can be adjusted, with the sensor unit close-coupled, with the accuracy of guaranteeing to measure.Liquid crystal digital resistance measurement display 1 is connected on acoustic-optic alarm 2, base plate 4, inserted sheet contact flat spring and the base contact flat spring through test pencil, three conductive stud 6; Last shell fragment is connected with three conductive stud each other; First conductive stud connects with liquid crystal digital resistance measurement display 1 positive terminal, acoustic-optic alarm 2 positive terminals and second conductive stud connect, and the 3rd conductive stud connects with liquid crystal digital resistance measurement display 1 negative pole end, acoustic-optic alarm 2 negative pole ends and base contact flat spring respectively.
The utility model technology has reduced degree-of-difficulty factor in the actual mechanical process, has overcome poor, the manual repeated measurement of test pencil contact, the big deficiency of measurement resistance error of traditional manual measurement multimeter.The present invention can measure simultaneously and report to the police and resistance, and detect short circuit simultaneously, open circuit, abnormal conditions such as reverse.Enhance productivity and measure accuracy.
Claims (7)
1. a resistance of sensor warning measuring instrument is characterized in that: comprise liquid crystal digital resistance measurement display (1), acoustic-optic alarm (2), measured material (3) and base plate (4); Wherein, Measured material (3) is made up of setting nut (5), conductive stud (6), location-plate (10), contact base (7), base contact flat spring (8), inserted sheet contact flat spring (9), fixed head (11); Conductive stud (6) lower end is fixed on the fixed head (11); Location-plate (10) is fixed on conductive stud (6) upper end through setting nut (5); Base contact flat spring (8) is arranged in the contact base (7), and contact base (7) is fixed on the fixed head (11), and inserted sheet contact flat spring (9) is arranged on location-plate (10) lower surface relative with base contact flat spring (8); Acoustic-optic alarm (2) comprises pilot lamp warning circuit and buzzer alarm circuit; Fixed head (11) is fixed on the base plate (4); Liquid crystal digital resistance measurement display (1) and acoustic-optic alarm (2) and inserted sheet contact flat spring (9), base contact flat spring (8) electrically connect.
2. a kind of resistance of sensor warning measuring instrument according to claim 1; It is characterized in that: described liquid crystal digital resistance measurement display (1) is connected on the acoustic-optic alarm (2) through test pencil, is connected on inserted sheet contact flat spring (9) and the base contact flat spring (8) again.
3. a kind of resistance of sensor warning measuring instrument according to claim 1 and 2 is characterized in that: described liquid crystal digital resistance measurement display (1) range is provided with six grades of Standard resistance ranges, is respectively: 1,200 Ω resolution, 0.01 Ω; 2,2K Ω resolution 0.1 Ω; 3,20K Ω resolution 1 Ω; 4,200K Ω resolution 10 Ω; 5,2000K Ω resolution 100 Ω; 6,20M Ω resolution 1K Ω.
4. a kind of resistance of sensor warning measuring instrument according to claim 1 and 2 is characterized in that: described liquid crystal digital resistance measurement display (1) adopts the vacuum fluorescence tube display screen.
5. resistance of sensor warning measuring instrument according to claim 1 and 2; It is characterized in that: described conductive stud (6) is three; First conductive stud connects with liquid crystal digital resistance measurement display positive terminal; The acoustic-optic alarm positive terminal connects with second conductive stud, and the 3rd conductive stud connects with liquid crystal digital resistance measurement display negative pole end, acoustic-optic alarm negative pole end and base contact flat spring respectively.
6. resistance of sensor warning measuring instrument according to claim 1 and 2 is characterized in that: described base contact flat spring (8) is two symmetrical arc metal clips.
7. resistance of sensor warning measuring instrument according to claim 1 and 2 is characterized in that: described inserted sheet contact flat spring (9) is two symmetrical elastic metallic intermediate plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203280862U CN202217017U (en) | 2011-09-02 | 2011-09-02 | Sensor resistance alarm survey meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203280862U CN202217017U (en) | 2011-09-02 | 2011-09-02 | Sensor resistance alarm survey meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202217017U true CN202217017U (en) | 2012-05-09 |
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ID=46016265
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203280862U Expired - Fee Related CN202217017U (en) | 2011-09-02 | 2011-09-02 | Sensor resistance alarm survey meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202217017U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102645289A (en) * | 2011-09-02 | 2012-08-22 | 东风襄樊仪表系统有限公司 | Sensor resistance value warning measuring instrument |
| CN102840876A (en) * | 2012-08-29 | 2012-12-26 | 浙江吉利汽车研究院有限公司杭州分公司 | Detection device |
-
2011
- 2011-09-02 CN CN2011203280862U patent/CN202217017U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102645289A (en) * | 2011-09-02 | 2012-08-22 | 东风襄樊仪表系统有限公司 | Sensor resistance value warning measuring instrument |
| CN102840876A (en) * | 2012-08-29 | 2012-12-26 | 浙江吉利汽车研究院有限公司杭州分公司 | Detection device |
| CN102840876B (en) * | 2012-08-29 | 2015-08-26 | 浙江吉利汽车研究院有限公司杭州分公司 | Pick-up unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: DONGFENG AUTOMOBILE ELECTRONICS CO., LTD. Free format text: FORMER NAME: DONGFENG XIANGFAN INSTRUMENT SYSTEMS CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: 441001 No. 227 East Daqing Road, Hubei, Xiangyang Patentee after: DONGFENG AUTOMOBILE ELECTRONICS CO., LTD. Address before: 441001 No. 227 East Daqing Road, Hubei, Xiangfan Patentee before: Dongfeng Xiangfan Instrument Systems Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120509 Termination date: 20160902 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |