CN202599583U - Handhold type measuring device for testing insertion and extraction forces of fixed plug - Google Patents
Handhold type measuring device for testing insertion and extraction forces of fixed plug Download PDFInfo
- Publication number
- CN202599583U CN202599583U CN2012202039854U CN201220203985U CN202599583U CN 202599583 U CN202599583 U CN 202599583U CN 2012202039854 U CN2012202039854 U CN 2012202039854U CN 201220203985 U CN201220203985 U CN 201220203985U CN 202599583 U CN202599583 U CN 202599583U
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- separating force
- contact engaging
- test
- test plug
- fixed socket
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Abstract
The utility model provides a handhold type measuring device for testing insertion and extraction forces of a fixed plug. The measuring device is small in size, light in weight, convenient to carry, simple in testing process, easy to operate and high in measuring accuracy. The measuring device comprises a test plug, an insertion and extraction force sensor and a data display table which are connected in sequence; the insertion and extraction force sensor and the data display table are assembled into a whole through a handhold casing; the test plug is inserted in a fixed plug, the insertion and extraction force sensor connected with the test plug tests the insertion and extraction forces of the fixed plug in real time, and the data display table connected with the insertion and extraction force sensor displays insertion and extraction force values in real time.
Description
Technical field
The utility model relates to the mechanics field of measuring techniques, particularly relates to a kind of measurement mechanism of handheld test fixed socket contact engaging and separating force.
Background technology
At present; Main both at home and abroad metering mechanism in the measurement verification work of fixed socket contact engaging and separating force, main use be still the fixed socket contact engaging and separating force calibration equipment that support is equipped with counterweight, this complete equipment is made up of support and counterweight two parts; Volume is big, building block is many; Carry inconvenience, complex operation, measuring accuracy also is difficult to ensure.Fig. 1 is the measurement mechanism principle schematic that the employing support of prior art is equipped with the measurement fixed socket contact engaging and separating force of counterweight.As shown in Figure 1; Test plug 01 is plugged on the fixed socket to be measured 03 on the wall 02; Service test counterweight 04 applies acting force through the deflection sheave 06 that is fixed on the support 05 to test plug 01 then; Measure the counterweight quality of test plug being extracted socket, go out the gravity of counterweight, thereby draw the fixed socket contact engaging and separating force through the Mass Calculation of counterweight.Said method has following limitation: mainly use counterweight in a) measuring, the required counterweight quantity of carrying is many during each on-site proving, and mass ratio is bigger, carries inconvenience; B) the test counterweight applies acting force through a deflection sheave to test plug; The deflection sheave face should with the jack direction in the same way and perpendicular to receptacle face; The accuracy requirement that this method of testing is set up and adjusted equipment has deviation then can influence data accuracy than higher slightly; C) this method goes out the gravity of counterweight through the counterweight Mass Calculation, plugs needed power thereby obtain plug, and middle step of converting is more, introduces error easily.In addition, can also adopt the weight beam method to test, but the limits of error of weight beam possibly reach 3%, measuring accuracy is lower.Therefore, along with the continuous increase of fixed socket contact engaging and separating force calibrating demand, existing contact engaging and separating force measurement mechanism is difficult to guarantee the requirement of work efficiency and measuring accuracy.
The utility model content
The utility model provides a kind of measurement mechanism of handheld test fixed socket contact engaging and separating force according to the defective that prior art exists, and volume is little, and is in light weight, easy to carry, and test process is simple to operation, measuring accuracy is high.
The technical scheme of the utility model is:
A kind of measurement mechanism of handheld test fixed socket contact engaging and separating force; It is characterized in that; Comprise the test plug, contact engaging and separating force sensor and the digital wash that connect successively, said contact engaging and separating force sensor and digital wash are assembled into one through the hand-held shell, when said test plug plugs on fixed socket to be tested; The contact engaging and separating force sensor in real time that is connected with test plug records the fixed socket contact engaging and separating force, and the digital wash that is connected with the contact engaging and separating force sensor shows contact engaging and separating force numerical value in real time.
Said test plug comprises metal bolt and insulator foot, and said metal bolt is fixed on through stopper slot on the front end face of insulator foot, and the rear end face of insulator foot has the connecting portion that is connected as a single entity with insulator foot.
The connecting portion of said test plug insulator foot rear end face is a connecting screw rod, and said contact engaging and separating force sensor is the bridge type pull pressure sensor, and said connecting screw rod adopts thread connecting mode to be connected on the bridge type pull pressure sensor.
Said test plug comprises and the corresponding single latch test plug of fixed socket or many latches test plug that said many latches test plug comprises single-phase three utmost point test plugs or three-phase and quadrupole test plug.
Said digital wash is the intelligent display controller, and the voltage signal output end of said pull pressure sensor shows the input end of analog signal of controller through the amplifying circuit connection of intelligent.
Said hand-held shell comprises integrally formed sensor outer housing and digital watch shell, and the transversal section of said digital watch shell and the watch face of digital wash are suitable; Said sensor outer housing and the coaxial setting of digital watch shell have the fixedly location-plate of contact engaging and separating force sensor at the interface place of sensor outer housing and digital watch shell.
Said hand-held side wall of outer shell has groove, and power switch mouth, charging socket and data output socket are set in the said groove.
The technique effect of the utility model:
The measurement mechanism of a kind of handheld test fixed socket contact engaging and separating force that the utility model provides, volume is little, and is in light weight, easy to carry, and test process is simple to operation, measuring accuracy is high.Test plug, contact engaging and separating force sensor and digital wash three parts by connecting are successively formed; Contact engaging and separating force sensor and digital wash are assembled into one through the hand-held shell; When test plug was plugged on the fixed socket, the contact engaging and separating force sensor in real time that is connected with test plug recorded the fixed socket contact engaging and separating force, and the digital wash that is connected with the contact engaging and separating force sensor shows contact engaging and separating force numerical value in real time.This measurement mechanism directly is converted into electric signal with the power value signal of measuring through the contact engaging and separating force sensor that is connected with plug; Through the real-time reading numerical values of digital wash; Equipment and method than existing measurement fixed socket contact engaging and separating force have remarkable advantages and effect; Carry the many counterweights of quantity when having avoided on-site proving, and the Operating Complexity that sets up and adjust support, having substituted the counterweight quality conversion is the complex process of power value; Make test process more simple and easy to operate, measurement result has more science, intuitive.This measurement mechanism is extensively tried out in fixed socket like fixing wall plug, socket plug force measurements such as switching wiring board, and design is dexterous, and is easy to carry, accuracy of reading, accuracy of measurement is within ± 1% scope.
Description of drawings
Fig. 1 is the measurement mechanism principle schematic that the support of prior art is equipped with the measurement fixed socket contact engaging and separating force of counterweight.
Fig. 2 is that the measurement mechanism of the handheld test fixed socket contact engaging and separating force of the utility model is formed structural representation.
Fig. 3 is the structural representation of single-phase three utmost point test plugs in the utility model measurement mechanism.
Fig. 4 is that the bridge circuit of the bridge type pull pressure sensor in the utility model measurement mechanism connects synoptic diagram.
Fig. 5 a is the shell mechanism front elevation of the utility model assembling contact engaging and separating force sensor and digital wash.
Fig. 5 b is the shell mechanism left view of the utility model assembling contact engaging and separating force sensor and digital wash.
Fig. 5 c is the shell mechanism right view of the utility model assembling contact engaging and separating force sensor and digital wash.
Fig. 5 d is the shell mechanism vertical view of the utility model assembling contact engaging and separating force sensor and digital wash.
Reference numeral is listed as follows: 01-test plug, 02-wall, 03-socket, 04-counterweight, 05-support, 06-deflection sheave; The 1-test plug, 2-contact engaging and separating force sensor, 3-digital wash, 4-shell, 5-metal bolt; The 6-insulator foot, 7-connecting portion, 8-sensor outer housing, 9-digital watch shell, 10-location-plate; 11-pilot hole, 12-groove, 13-power switch mouth, the 14-socket that charges, 15-data output socket.
Embodiment
Below in conjunction with accompanying drawing the embodiment of the utility model is done further explain.
As shown in Figure 2, be the composition structural representation of the test fixed socket contact engaging and separating force portable type measuring device of the utility model.Comprise the test plug 1, contact engaging and separating force sensor 2 and the digital wash 3 that connect successively; Contact engaging and separating force sensor 2 shows that with numeral 3 tables are assembled into one through the shell 4 of hand-held; When test plug plugged on fixed socket to be tested, the contact engaging and separating force sensor in real time that is connected with test plug recorded the fixed socket contact engaging and separating force, and the digital wash that is connected with the contact engaging and separating force sensor shows contact engaging and separating force numerical value in real time.Whole device volume is little, in light weight, be easy to carry, easy operating, digital reading, measuring accuracy are high.
At first, the fixed socket according to the different model specification designs corresponding test plug.Standard-required according to " GB 1002-2008 family expenses and similar applications Single-phase plug socket pattern, basic parameter and size ", " GB 1003-1999 family expenses and similar applications 3-phase plug socket pattern, basic parameter and size ", " Q/W 1079-2005 Fixed power-supply socket safety verification method "; Test plug of the present invention is divided into single latch (utmost point) plug and many latches (utmost point) plug, and many latches (utmost point) plug also can be divided into single-phase three-terminal polarized plus plug and three-phase and quadrupole plug.As shown in Figure 3, be the structural representation of single-phase three utmost point test plugs of the present invention.Said test plug comprises metal bolt 5 and insulator foot 6, and metal bolt 5 is fixed on through stopper slot on the front end face of insulator foot 6, and the rear end face of insulator foot has the connecting portion 7 that is connected as a single entity with insulator foot; In the present embodiment, the connecting portion 7 of the insulator foot rear end face of test plug is designed to the connecting screw rod of M12, and is connected as a single entity with insulator foot 6; Both reduced connecting link; Increase connection reliability, adopted insulation processing again, improved the security of work.Connecting portion 7 is used for adopting engage thread to be connected with the contact engaging and separating force sensor, the conveniently replacement of different test plugs.
The contact engaging and separating force that the monopolar receptacle of fixed socket requires is generally 1.5N-3N, and the contact engaging and separating force that multiconductor jack requires is generally 50N-100N, so the range of design contact engaging and separating force sensor is respectively 1.0N-20.0N and 20N-100N.Through taking all factors into consideration to force sensor measuring scope, measurement resolution, accuracy of measurement and installation volume; Contact engaging and separating force sensor of the present invention adopts the pull pressure sensor of bridge type, and the connecting screw rod of test plug adopts thread connecting mode to be connected on the bridge type pull pressure sensor.As shown in Figure 4, be that the bridge circuit of the pull pressure sensor of bridge type connects synoptic diagram.According to the electric bridge principle of work; Four strain resistor R1, R2, R3, R4 are pasted (diffusion) respectively on four brachium pontis on the elastic strain beam; When the elastic strain beam receives external force; The resistance of pasting (diffusion) strain resistor R1 on the elastic strain beam, R2, R3, R4 changes, and the electric bridge out of trim is from voltage signal that is directly proportional with external force of output terminal 1-2 end acquisition.After bridge diagram, connect circuit such as signal amplification circuit, data acquisition and digital display circuit, demonstrate the measured value of contact engaging and separating force data.
Connect with the contact engaging and separating force sensor according to being easy to, and can satisfy the certain volume requirement, the principle that have in real time, peak force value numeral shows selects for use the intelligent display controller as digital wash.The voltage signal output end of pull pressure sensor connects the input end of analog signal of digital wash through amplifying circuit, after the electric signal of bridge diagram output is amplified, reads measurement numerical value through digital wash.The digital wash that connects with pull pressure sensor is applicable to the sensor with linear output character; Be used to plug force measurement demonstration, warning, control, communication, printing, the memory of particular value etc. have stable performance, reliable; Measure accurately, characteristics intuitively; Also have the function of automatic/hand zero clearing, peak value memory maintenance, and serial RS-232/RS-485 two-way communication, printing interface are arranged, can directly read measurement numerical value through communications protocol.
Contact engaging and separating force sensor and digital wash are assembled into one through the shell of hand-held, shown in Fig. 5 a, 5b, 5c, 5d, are the shell mechanism synoptic diagram of assembling contact engaging and separating force sensor and digital wash.Said shell comprises integrally formed sensor outer housing 8 and digital watch shell 9; The transversal section of digital watch shell and the watch face of digital wash are suitable; In the present embodiment, the dial plate of digital wash is circular dial plate, and the transversal section of digital watch shell is circular; The watch face bore of bore and digital wash is suitable, and the digital wash dial plate is installed in the front end face of digital watch shell; Sensor outer housing and the coaxial setting of digital watch shell have the fixedly location-plate 10 of contact engaging and separating force sensor at the interface place of sensor outer housing and digital watch shell, and fixedly contact engaging and separating force sensor of two pilot holes 11 is arranged on the location-plate 10; Side wall of outer shell has groove 12; Power switch mouth 13, charging socket 14 and data output socket 15 are arranged in the groove 12; The raised face that makes power switch, charging plug and output data plug is within the side wall of outer shell face; Can protect socket, prevent collision, also avoid the socket raised face to occupy volume on the other hand.
Claims (7)
1. the measurement mechanism of a handheld test fixed socket contact engaging and separating force; It is characterized in that; Comprise the test plug, contact engaging and separating force sensor and the digital wash that connect successively, said contact engaging and separating force sensor and digital wash are assembled into one through the hand-held shell, when said test plug plugs on fixed socket to be tested; The contact engaging and separating force sensor in real time that is connected with test plug records the fixed socket contact engaging and separating force, and the digital wash that is connected with the contact engaging and separating force sensor shows contact engaging and separating force numerical value in real time.
2. the measurement mechanism of handheld test fixed socket contact engaging and separating force according to claim 1; It is characterized in that; Said test plug comprises metal bolt and insulator foot; Said metal bolt is fixed on through stopper slot on the front end face of insulator foot, and the rear end face of insulator foot has the connecting portion that is connected as a single entity with insulator foot.
3. the measurement mechanism of handheld test fixed socket contact engaging and separating force according to claim 2; It is characterized in that; The connecting portion of said test plug insulator foot rear end face is a connecting screw rod; Said contact engaging and separating force sensor is the bridge type pull pressure sensor, and said connecting screw rod adopts thread connecting mode to be connected on the bridge type pull pressure sensor.
4. the measurement mechanism of handheld test fixed socket contact engaging and separating force according to claim 2; It is characterized in that; Said test plug comprises and the corresponding single latch test plug of fixed socket or many latches test plug that said many latches test plug comprises single-phase three utmost point test plugs or three-phase and quadrupole test plug.
5. the measurement mechanism of handheld test fixed socket contact engaging and separating force according to claim 1; It is characterized in that; Said digital wash is the intelligent display controller, and the voltage signal output end of said pull pressure sensor shows the input end of analog signal of controller through the amplifying circuit connection of intelligent.
6. the measurement mechanism of handheld test fixed socket contact engaging and separating force according to claim 1; It is characterized in that; Said hand-held shell comprises integrally formed sensor outer housing and digital watch shell, and the transversal section of said digital watch shell and the watch face of digital wash are suitable; Said sensor outer housing and the coaxial setting of digital watch shell have the fixedly location-plate of contact engaging and separating force sensor at the interface place of sensor outer housing and digital watch shell.
7. the measurement mechanism of handheld test fixed socket contact engaging and separating force according to claim 1 is characterized in that, said hand-held side wall of outer shell has groove, and power switch mouth, charging socket and data output socket are set in the said groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012202039854U CN202599583U (en) | 2012-05-08 | 2012-05-08 | Handhold type measuring device for testing insertion and extraction forces of fixed plug |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012202039854U CN202599583U (en) | 2012-05-08 | 2012-05-08 | Handhold type measuring device for testing insertion and extraction forces of fixed plug |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202599583U true CN202599583U (en) | 2012-12-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012202039854U Expired - Lifetime CN202599583U (en) | 2012-05-08 | 2012-05-08 | Handhold type measuring device for testing insertion and extraction forces of fixed plug |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202599583U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105181206A (en) * | 2015-10-30 | 2015-12-23 | 上海威克鲍尔通信科技有限公司 | Device for testing separating force of connector |
| CN107063544A (en) * | 2017-05-23 | 2017-08-18 | 国网上海市电力公司 | A kind of contact engaging and separating force of constant gravity principle determines device and assay method |
| CN108733530A (en) * | 2018-07-26 | 2018-11-02 | 郑州云海信息技术有限公司 | A kind of memory plug force test device, mechanism and method |
| CN112731212A (en) * | 2020-11-16 | 2021-04-30 | 宜兴市鸿雁电器有限公司 | Quality detection device is used in electric socket production |
-
2012
- 2012-05-08 CN CN2012202039854U patent/CN202599583U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105181206A (en) * | 2015-10-30 | 2015-12-23 | 上海威克鲍尔通信科技有限公司 | Device for testing separating force of connector |
| CN105181206B (en) * | 2015-10-30 | 2018-01-16 | 上海威克鲍尔通信科技有限公司 | A kind of test device of connector separating force |
| CN107063544A (en) * | 2017-05-23 | 2017-08-18 | 国网上海市电力公司 | A kind of contact engaging and separating force of constant gravity principle determines device and assay method |
| CN108733530A (en) * | 2018-07-26 | 2018-11-02 | 郑州云海信息技术有限公司 | A kind of memory plug force test device, mechanism and method |
| CN108733530B (en) * | 2018-07-26 | 2023-09-22 | 郑州云海信息技术有限公司 | Memory plug force testing device, mechanism and method |
| CN112731212A (en) * | 2020-11-16 | 2021-04-30 | 宜兴市鸿雁电器有限公司 | Quality detection device is used in electric socket production |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121212 |