CN2230439Y - Enlarging-detecting device for gap displacement of rod - Google Patents
Enlarging-detecting device for gap displacement of rod Download PDFInfo
- Publication number
- CN2230439Y CN2230439Y CN 95212654 CN95212654U CN2230439Y CN 2230439 Y CN2230439 Y CN 2230439Y CN 95212654 CN95212654 CN 95212654 CN 95212654 U CN95212654 U CN 95212654U CN 2230439 Y CN2230439 Y CN 2230439Y
- Authority
- CN
- China
- Prior art keywords
- lever
- armed
- detecting device
- displacement
- rod
- Prior art date
- 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
Links
Images
Landscapes
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Abstract
The utility model relates to an enlarging-detecting device for the gap displacement of the rod, which is used for an electric switch machine. The enlarging-detecting device for the gap displacement of the rod is composed of a casing (1), a displacement rod (2), scales (3), a shaft (4), a retaining ring (5), a spring (6), a contact head (7), the short arm of the lever (8), the long arm of the lever (9), a tension spring (10), and a pointer (11). Since the utility model can conduct the amplification to the displacement of the level gap through adopting the amplifying principle of the lever, accordingly, larger amplifying multiples can be obtained. Simultaneously, since a pushing and blocking device is always tightly contacted with the contact head, the detecting mode is very reliable, and the enlarging-detecting device for the gap displacement of the rod has the advantages of small size, convenient arrangement and adjustment, and flexible assembling mode. The enlarging-detecting device for the gap displacement of the rod can be suitable for the electric switch machine with a plurality of models.
Description
The utility model belongs to the electric point machine indication rod nick translation amplification detection device that a kind of railway is used, and specifically it is a kind of device that the indication rod nick translation is converted to electric signal.
Electric point machine is the electric mechanical equipment that is used for rail yard conversion switch location.According to the relevant regulations of railway interests, the inspection post of the electric point machine of ZD6 type series falls into indication rod and checks that gap apart from the breach both sides should remain on 1.5 ± 0.5mm when the piece breach was interior.Electric point machine to other model also has corresponding regulation.Because electric point machine is installed in the track switch side, its working environment very severe makes indication rod breach gap often change, so whether the maintenance personal needs running check breach gap normal.Because this and test mode can not detect in real time to the breach gap, so, jeopardize traffic safety because of the breach gap signal fault that causes that exceeds standard happens occasionally.For expression rod notch gap is detected in real time, number of patent application is to have introduced a kind of " indication rod nick translation sensor " device in China's patent application prospectus of 92239881.X.This device mainly is the purpose that realizes above-mentioned real-time detection by a roller that is pressed on the indication rod, and its major defect is to be light face Contact Transmission between roller and the indication rod, and the indication rod surface is coated with organic oil, causes that very easily roller skids, and causes mistake to be surveyed.
The purpose of this utility model provides a kind of electric point machine indication rod nick translation amplification detection device, and it can be converted to the indication rod nick translation electric signal and carry out reliable detection, so that provide a kind of device for the monitoring of indication rod nick translation.
The purpose of this utility model can realize by following proposal.The utility model has a housing that can be fixed on the electric point machine cabinet, there are two holes to be used for placing displacement bar on the housing, displacement bar can move at the Kong Zhongzuo straight line under the effect of external force, displacement bar is provided with a back-up ring and is with a spring, one end of spring is pressed on the hole, the other end then is pressed on the back-up ring, and the top that displacement bar stretches out housing is a contact, is used for and the push and block device contacts.Also be provided with one or more axle on the housing, on the axle lever is housed, lever is formed with lever short arm by lever is long-armed, when adopting more than one axle and lever, can realize multistage amplification, obtain bigger enlargement factor, extension spring is housed and be provided with pointer or groove between the long-armed and housing of lever, be marked with scale with pointer or the corresponding housing of groove position, the top of lever short arm contacts with back-up ring in sensing range under the effect of extension spring all the time.Prolonging contact stretches out on the direction of housing the push and block device that can be contained on the electric point machine indication rod is arranged, because the push and block device is installed on the indication rod, so the push and block device will be done synchronously with indication rod, move in the same way when indication rod moves, the displacement of push and block device is exactly the displacement of indication rod, also be the displacement of indication rod breach, the push and block device is actually the simulator of an indication rod nick translation.The push and block device enters at the indication rod breach and the beginning contacts with contact when checking in the post examination scope, makes the displacement of displacement bar generation just represent the displacement of indication rod breach after the contact.Detection means or pick-up unit that the displacement conversion that lever is long-armed is an electric signal also are housed on housing and/or lever are long-armed.Concrete testing process of the present utility model is exemplified below: when the inspection post of the electric point machine of ZD6 type series falls into indication rod breach center, check that the post both sides respectively are 1.5mm apart from the gap of indication rod breach both sides, at this moment, the push and block device closely contacts with contact, and make the long-armed center that places sensing range of lever by displacement bar, pointer that lever is long-armed or groove align with the scale mid point.When the indication rod breach for some reason when breach both sides either direction moves, under the effect of push and block device, will make the long-armed center of departing from sensing range of lever by displacement bar, when 0.5mm＜indication rod nick translation＜0.6mm, lever is long-armed to provide electric signal with motion detection device or pick-up unit, thereby has realized the indication rod nick translation is converted to the purpose of electric signal and reliable detection.Should look concrete regulation to the indication rod breach gap of the electric point machine of different model and determine its displacement detecting scope and accuracy of detection respectively, accuracy of detection is to be determined jointly by the enlargement factor of detecting device (being the long-armed and lever short arm length ratio of lever) and the precision of detection means or pick-up unit.Because of indication rod is provided with two breach, should looks concrete installation situation in actual use and determine the quantity of above-mentioned each parts, so that obtain best of breed.
Above-mentioned push and block device can adopt the push and block device of different shape and fixed form, installs for convenient, and the utility model has adopted a kind of push and block plate that is provided with jig, only needs the appropriate location of push and block integrated circuit board on indication rod during installation.
In order to adjust the long-armed relative distance with detection means or pick-up unit of lever easily, just adjust accuracy of detection and sensing range, can on housing or lever are long-armed, governor motion be set, the utility model adopts screw to regulate.
For above-mentioned adjusting is carried out smoothly, detection means or pick-up unit must be installed on the resilient fixed head, and fixed head is installed on the housing and is pressed on the adjusting screw.
Lever is long-armed directly to be driven when the indication rod nick translation exceeds standard as tongue tube, Hall element, magneto sensor, photoelectric device, electrical contact arrangement or other detection means or pick-up unit in order to make, and magnetic device (as magnet, magnetic conductor etc.), anti-dazzling screen, electric contact or other detection trigger mechanism can be set on lever is long-armed.
Detection means described in the utility model or pick-up unit can adopt as photoelectric device, magnetoelectricity device, capacitance resistance ware, piezoelectric device, mercury cut-off device, electromechanical detection device, electrical contact arrangement or contact switch device.For reducing cost, simplified structure, the utility model adopts the contact switch device, as travel switch or microswitch.When exceeding standard, the indication rod nick translation can directly promote travel switch or microswitch provides electric signal when lever is long-armed.
The utility model is owing to adopted lever amplification principle to amplify representing the rod notch displacement, therefore obtained bigger enlargement factor, simultaneously, when displacement detects to the expression rod notch, because the push and block device closely contacts with contact all the time, so its detection mode is very reliable, can not cause the mistake survey.The utility model also has advantages such as volume is small and exquisite, installation is easy to adjust, assembling mode is versatile and flexible, applicable to the electric point machine of multiple model.
Accompanying drawing 1 is a structural representation of the present utility model.
In the accompanying drawing 1: (22) are indication rod.The push and block device (12) of band jig (13) is housed on indication rod (22).In two holes (20) of housing (1) and (21) displacement bar (2) is housed, displacement bar (2) is provided with back-up ring (5), contact (7) and is with spring (6).One end of spring (6) is pressed on the back-up ring (5), and the other end is pressed on the hole (20).Be provided with an axle (4) in the housing (1), on the axle (4) lever long-armed (9) and lever short arm (8) be housed, the top of lever short arm (8) contacts with back-up ring (5).Between lever long-armed (9) and housing (1) extension spring (10) is housed, the top of lever long-armed (9) is provided with pointer (11), indicates scale (3) with the position of pointer (11) corresponding shell (1).Adjusting screw (14), (15) and fixed head (16), (17) also are housed on housing (1), travel switch (18), (19) are housed on fixed head (16), (17).The duty of displacement amplification detection device when state shown in the accompanying drawing 1 has fallen into indication rod breach center for the inspection post, at this moment, push and block device (12) closely contacts with contact (7), and having made lever long-armed (9) be in the sensing range center, pointer (11) aligns with the mid point of scale (3) this moment.When push and block device (12) when moving right displacement bar (2) will reach same moved further in the same way, the top of lever short arm this moment (8) is abutting against under the effect of extension spring (10) on the back-up ring (5), simultaneously, lever long-armed (9) is rotated, near travel switch (19) by axle (4).When push and block device (12) moves right 〉=0.5mm, during≤0.6mm, the top of lever long-armed (9) begins to contact with travel switch (1 9) and promotes travel switch (19) gradually until making travel switch (19) be in the state of being switched on or switched off, and provides electric signal; If after this push and block device (12) when being moved to the left and being retracted into state shown in the accompanying drawing 1, each parts of detecting device also will return to duty shown in the accompanying drawing 1.When duty shown in the accompanying drawing 1, when push and block device (12) is moved to the left 〉=0.5mm, during≤0.6mm, the course of action of each parts of detecting device and above-mentioned course of action are just the opposite.Be moved to the left at push and block device (12)＞during 0.6mm, because of lever long-armed (9) is pressed on the travel switch (18) and can not moves again, push and block device (12) will disengage with contact (7), this moment, detecting device then remained on the duty of push and block device (12) when being moved to the left 0.6mm, was equivalent to the indication rod nick translation state that exceeds standard.Because of indication rod has two breach, so the make and break contact serial or parallel connection in two detecting devices should be used in actual use.Travel switch in the accompanying drawing 1 (18), (19) equally also can be finished above-mentioned detection task if adopt respectively as photoelectric device or magnetoelectricity device or capacitance resistance ware or piezoelectric device or mercury cut-off device or electromechanical detection device or electrical contact arrangement and go up the corresponding detection trigger mechanism of employing at lever long-armed (9).
Claims (6)
1, a kind of electric point machine indication rod nick translation amplification detection device, it is characterized in that the housing (1) that has one can be fixed on the electric point machine cabinet, on housing (1), be provided with displacement bar (2), scale (3) and one or more axle (4), displacement bar (2) is provided with back-up ring (5), spring (6) and contact (7), axle (4) is provided with lever short arm (8) and lever long-armed (9), lever long-armed (9) is provided with extension spring (10) and pointer or groove (11), the top of lever short arm (8) contacts with back-up ring, prolong contact (7) and stretch out on the direction of housing (1) the push and block device (12) that can be contained on the electric point machine indication rod is arranged, being equipped with the displacement conversion of lever long-armed (9) on housing (1) and/or the lever long-armed (9) is the detection means or the pick-up unit of electric signal.
2, detecting device according to claim 1 is characterized in that push and block device (12) is provided with jig (13).
3, detecting device according to claim 1 is characterized in that on housing (1) or the lever long-armed (9) governor motion (14) and/or (15) being housed.
4, detecting device according to claim 1 is characterized in that detection means or pick-up unit are installed on resilient fixed head (16), (17).
5, detecting device according to claim 1 is characterized in that the mechanism of magnetic device being housed or occulter being housed or electric contact being housed or detection trigger device or pick-up unit are housed on the lever long-armed (9).
6, detecting device according to claim 1 is characterized in that detection means or pick-up unit are photoelectric device or magnetoelectricity device or capacitance resistance ware or piezoelectric device or mercury cut-off device or electromechanical detection device or electrical contact arrangement or contact switch device (18), (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95212654 CN2230439Y (en) | 1995-05-29 | 1995-05-29 | Enlarging-detecting device for gap displacement of rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95212654 CN2230439Y (en) | 1995-05-29 | 1995-05-29 | Enlarging-detecting device for gap displacement of rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2230439Y true CN2230439Y (en) | 1996-07-03 |
Family
ID=33862772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 95212654 Expired - Fee Related CN2230439Y (en) | 1995-05-29 | 1995-05-29 | Enlarging-detecting device for gap displacement of rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2230439Y (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6308962B1 (en) | 1997-11-18 | 2001-10-30 | Kabushiki Kaisha Toyoda Jidoshokki Seisakusho | Axle pivot angle detecting apparatus for industrial vehicle and industrial vehicle |
| CN103411838A (en) * | 2013-07-30 | 2013-11-27 | 内蒙古科技大学 | Method and device for measuring small elongation of solid material by using levers and Hall integrator |
| CN105423890A (en) * | 2015-11-04 | 2016-03-23 | 易程(苏州)电子科技股份有限公司 | Slice thickness measuring device |
| CN106705919A (en) * | 2017-02-14 | 2017-05-24 | 西安瑞信铁路设备有限公司 | Notch measurement device |
| CN106705820A (en) * | 2016-12-30 | 2017-05-24 | 广西玉柴机器股份有限公司 | Micro-deformation measurement device |
| CN107051909A (en) * | 2017-04-27 | 2017-08-18 | 兴机电器有限公司 | The openings of sizes detection means of back-up ring |
| CN108387166A (en) * | 2018-07-09 | 2018-08-10 | 湖南联智桥隧技术有限公司 | A kind of deformation of slope enlarger based on Beidou satellite navigation system |
| CN109763973A (en) * | 2019-03-18 | 2019-05-17 | 重庆水泵厂有限责任公司 | Pump inductance type signal supervisory instrument and its connection structure |
| CN115164816A (en) * | 2022-05-17 | 2022-10-11 | 云南中建西部建设有限公司 | Concrete wall deformation detection device and determination method thereof |
-
1995
- 1995-05-29 CN CN 95212654 patent/CN2230439Y/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6308962B1 (en) | 1997-11-18 | 2001-10-30 | Kabushiki Kaisha Toyoda Jidoshokki Seisakusho | Axle pivot angle detecting apparatus for industrial vehicle and industrial vehicle |
| CN1083350C (en) * | 1997-11-18 | 2002-04-24 | 株式会社丰田自动织机制作所 | Detection device for axle rotary angle of engineering vehicle and engineering vehicle thereof |
| CN103411838A (en) * | 2013-07-30 | 2013-11-27 | 内蒙古科技大学 | Method and device for measuring small elongation of solid material by using levers and Hall integrator |
| CN103411838B (en) * | 2013-07-30 | 2016-06-08 | 内蒙古科技大学 | Method and the device of solid material Chroococcus minutus is measured by lever and Hall integrator |
| CN105423890A (en) * | 2015-11-04 | 2016-03-23 | 易程(苏州)电子科技股份有限公司 | Slice thickness measuring device |
| CN106705820A (en) * | 2016-12-30 | 2017-05-24 | 广西玉柴机器股份有限公司 | Micro-deformation measurement device |
| CN106705919A (en) * | 2017-02-14 | 2017-05-24 | 西安瑞信铁路设备有限公司 | Notch measurement device |
| CN107051909A (en) * | 2017-04-27 | 2017-08-18 | 兴机电器有限公司 | The openings of sizes detection means of back-up ring |
| CN108387166A (en) * | 2018-07-09 | 2018-08-10 | 湖南联智桥隧技术有限公司 | A kind of deformation of slope enlarger based on Beidou satellite navigation system |
| CN109763973A (en) * | 2019-03-18 | 2019-05-17 | 重庆水泵厂有限责任公司 | Pump inductance type signal supervisory instrument and its connection structure |
| CN109763973B (en) * | 2019-03-18 | 2024-01-23 | 重庆水泵厂有限责任公司 | Inductive signal detection device for pump and connection structure thereof |
| CN115164816A (en) * | 2022-05-17 | 2022-10-11 | 云南中建西部建设有限公司 | Concrete wall deformation detection device and determination method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN2230439Y (en) | Enlarging-detecting device for gap displacement of rod | |
| CN104297678B (en) | Automatic testing device for stroke pressure of microswitch | |
| CN100526844C (en) | Testing device for press pressure of press-button of lighter and performance curve of press pressure with displacement | |
| CN201191181Y (en) | Detection device for object thickness detection | |
| DE59911697D1 (en) | ARRANGEMENT FOR DETECTING THE CHANGE OF POSITIONING BETWEEN TWO RELATIVELY BOTH BEING MOVING BODIES | |
| CN2371541Y (en) | Hall switch position sensor | |
| EP2395365A1 (en) | Device and method for testing a switch after a retrofit or revision | |
| CN110542876B (en) | On-line monitoring device and state detection method for metering loop of transformer substation | |
| CN207850212U (en) | A kind of internal thread hole online automatic detection no-go gage device of complexity die cast part | |
| EP3117179A1 (en) | Position monitoring system | |
| GB2385424A (en) | Railway Sleeper displacement measurement or detection | |
| CN111453574A (en) | Elevator door lock meshing length measuring device and method | |
| CN220871711U (en) | Detection device for producing crankshaft position sensor | |
| CN112179631A (en) | Detection system for automatic screw locking equipment | |
| CN2506509Y (en) | Electric switch displacement monitor | |
| CN213902847U (en) | Test system suitable for elevator drum brake action detects | |
| CN108168390A (en) | A kind of internal thread hole online automatic detection no-go gage device of complexity die cast part | |
| CN212425037U (en) | Elevator door lock meshing length measuring device | |
| CN218988504U (en) | Elevator band-type brake running state monitoring device | |
| CN219607945U (en) | Automatic detection system of eddy current sensor | |
| CN220288812U (en) | Switch cabinet temperature measuring device | |
| CN218864989U (en) | Actual measurement distance detector for proximity sensor | |
| CN213874215U (en) | Electricity core length detection device | |
| CN101696869B (en) | Stroke detector for brake lamp switches | |
| CN103235150B (en) | A kind of switch characteristic instrument tests the speed support |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |