CN1131424C - Method and instrument for measuring force of switching mechanism - Google Patents
Method and instrument for measuring force of switching mechanism Download PDFInfo
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- CN1131424C CN1131424C CN 99115775 CN99115775A CN1131424C CN 1131424 C CN1131424 C CN 1131424C CN 99115775 CN99115775 CN 99115775 CN 99115775 A CN99115775 A CN 99115775A CN 1131424 C CN1131424 C CN 1131424C
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- force
- switch
- goat
- tester
- damping
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Abstract
The present invention has the task for supplying a force measuring instrument and a measuring method for measuring a difference of the pulling force and the transition switch resistance of a switching machine, which have the advantages of simple structure, low cost, less influence on a driving vehicle and convenient use. The present invention particularly relates to a force measuring instrument and a measuring method for measuring a difference of the maximal pulling force and the maximal transition conversion resistance of the switching machine. The present invention has the advantage that the maximal pulling force and the maximal transition conversion resistance of the switching machine can be tested.
Description
The present invention relates to the railway signal device, relate in particular to force of switching mechanism method of testing and tester.
The mechanical property of test track switch mainly contains two kinds of method of testings and instrument in the prior art.
1. the track switch device for measuring force of Chinese railway science institute development uses the conversion power of axial pin type force sensor measuring goat by changing the pin at switch pole place.Force of switching mechanism tester and method of testing will be changed pin, can only carry out in the time slot that no train passes through in actual use.Because changing pin, reasons such as effect of point tongue bounce and corrosion, deformation must use crank or crowbar in operation site, and very painstaking difficulty.This instrument structure complexity in addition, cost is higher.These make this instrument and method can not patrol and examine with current check in use.
2. patent documentation CN2238176Y is by the conversion resistance force of dynamometry crank test goat.According to the regulation that Ministry of Railways's crank uses, the use of this instrument and method of testing is subjected to strict restriction, so can't patrol and examine middle use in routine.The conversion power of above-mentioned two kinds of methods and instrument measurement goat be not decision track switch could normal reliable the important parameter of conversion.To maintaining the important parameter that is difficult to provide directive significance.And be easy to the influence driving, be difficult to guarantee safety of railway traffic.
Task of the present invention provide a kind of simple in structure, cost is low, to the force tester and the method for testing thereof of the difference of driving influence test goat pulling force little and easy to use and switch convert resistance.Especially can test the force tester and the method for testing thereof of the difference of the maximum conversion resistance force of goat maximum pull and track switch.The power of the difference of goat pulling force and switch convert resistance is the important parameter that decision track switch could the normal reliable conversion in the process of test track switch mechanical property.The force tester and the method for testing thereof of the difference by goat pulling force and switch convert resistance can obtain the important parameter that this has directive significance.Simultaneously in the track switch transfer process, it is stressed when being zero during the goat release, and by applying damping-force adjustable, the present invention can test the goat maximum pull.The power of the difference by the maximum conversion resistance force of test goat maximum pull and track switch can converse the maximum conversion resistance force of track switch.In the track switch transfer process, apply damping force, can the indirect review notch size.This is also very important to guaranteeing the reliable conversion of track switch.
In the track switch transfer process power of the difference of goat pulling force and switch convert resistance be decision track switch could normal reliable the important parameter of conversion.Task of the present invention provides a kind of force of switching mechanism tester of being made up of mechanical resistance Buddhist nun mechanism 4 and damping force applicator 6.Damping force applicator 6 is placed the coupling part of switch pole and tongue 7 or places the switch pole place.In the switch with follow up movement transfer process, apply damping force by mechanical resistance Buddhist nun mechanism 4 and 6 pairs of goats of damping force applicator.Detect the force tester and the method for testing thereof of the difference of goat pulling force and switch convert resistance with this.Especially the force of switching mechanism tester of being made up of force transducer 1, data processor 2, Displaying Meter 3, mechanical resistance Buddhist nun mechanism 4, damping force adjusting mechanism 5 and damping force applicator 6 places damping force applicator 6 coupling part of switch pole and tongue 7 or places the switch pole place.By applying damping-force adjustable in the goat switch with follow up movement transfer process, make its output maximum pull up to conversion resistance force maximum point jam goat.Detect and show the power of the difference of goat maximum pull and the maximum conversion resistance force of track switch this moment by force transducer 1, data processor 2, Displaying Meter 3.The force tester of the difference of the maximum conversion resistance force of test goat maximum pull and track switch and method of testing thereof can patrol and examine with current check in timely discovering device hidden danger, obtain the important parameter that maintenance is had directive significance very easily, and need not change pin and other parts, simple, convenient, laborsaving, quick.This force tester and method of testing thereof do not need to use crank.The force tester of the difference of use detection and demonstration goat maximum pull and the maximum conversion resistance force of track switch and method of testing thereof can reduce the influence to driving, the assurance safety of railway traffic.In the track switch transfer process, apply damping force, can the indirect review notch size.This is also very important to guaranteeing the reliable conversion of track switch.
Fig. 1 is the measuring principle figure that parallels to the axis of the present invention;
Fig. 2 is the principle of work synoptic diagram of the force tester of the present invention's difference of testing goat pulling force and switch convert resistance;
Fig. 3 is the structural representation of the force tester of the present invention's difference of testing the maximum conversion resistance force of goat maximum pull and track switch;
Fig. 4 is the electronic circuit schematic diagram of dynamometry of the present invention display part;
Fig. 5 is a damping-force adjustable force application structure synoptic diagram of the present invention;
Fig. 6 is a test position synoptic diagram of the present invention.
Describe optimum implementation of the present invention in detail below in conjunction with accompanying drawing.
Fig. 1 is the measuring principle figure that parallels to the axis of the present invention.Damping force applicator 6 is placed the switch pole place, the tongue 7 and stock rail 8 outsides.In goat switch with follow up movement transfer process, apply damping force by mechanical resistance Buddhist nun mechanism 4 and 6 pairs of tongues 7 of damping force applicator and stock rail 8.Also mechanical resistance Buddhist nun mechanism 4 and damping force applicator 6 can be placed each test position shown in Figure 6.Each group Ai, Bi are a point of application among the figure, all can implement test at each point of application.Test the power of the difference of goat pulling force and switch convert resistance with this.Fig. 2 is the structural representation of the force tester of the present invention's difference of testing goat pulling force and switch convert resistance.The force of switching mechanism tester of forming by mechanical resistance Buddhist nun mechanism 4 and damping force applicator 6.Mechanical resistance Buddhist nun mechanism 4 is made up of scalable fixed support and fixed force spring.Scalable fixed support is welded by shaped steel, or is formed by the metal material casting.Scalable fixed support two ends are damping force applicator 6 fixedly, or directly casts damping force applicator 6.The damping force of fixed force spring is the 500-15000 ox.Fixed force spring can be made up of the fixed force spring of one group or array 10N-500N.Damping force applicator 6 is placed the switch pole place, the tongue 7 and stock rail 8 outsides.In goat switch with follow up movement transfer process, apply damping force by mechanical resistance Buddhist nun mechanism 4 and 6 pairs of tongues 7 of damping force applicator and stock rail 8.Detect the power of the difference of goat pulling force and switch convert resistance with this.Determine to apply different damping forces according to dissimilar goats.So in the process of patrolling and examining, track switch is applied optimum damping power.If this track switch still can normally be changed, then some accidental external force change can not influence the track switch conversion.Thereby can reduce influence, guarantee safety of railway traffic driving.If this track switch can not normally be carried out the track switch conversion, then should in time be engaged in renovating, in case influence traffic safety together with the worker.Following table is goat damping force scope and the optimum damping power in the actual use.
| The goat type | The damping force scope | Optimum damping power |
| ZD-6A | 500-2000 | 1000 |
| ZD-6D | 1000-3000 | 1500 |
| S700K | 1000-5000 | 2000 |
Fig. 3 illustrates the structural representation of the force tester of the difference of testing goat maximum pull and the maximum conversion resistance force of track switch.Force transducer 1, data processor 2, Displaying Meter 3 are to be made of the electronic circuit that dynamometry shows.Detailed circuit as shown in Figure 4.The force of switching mechanism tester that mechanical resistance Buddhist nun mechanism 4, damping force adjusting mechanism 5 and damping force applicator 6 are formed places the switch pole place with damping force applicator 6, the tongue 7 and stock rail 8 outsides.In goat switch with follow up movement transfer process, apply damping force by mechanical resistance Buddhist nun mechanism 4, damping force adjusting mechanism 5 and 6 pairs of tongues 7 of damping force applicator and stock rail (8).By applying damping-force adjustable in the goat switch with follow up movement transfer process, make its output maximum pull up to conversion resistance force maximum point jam goat.Detect and show the power of the difference of goat maximum pull and the maximum conversion resistance force of track switch this moment by force transducer 1, data processor 2, Displaying Meter 3.Because the power overwhelming majority of the difference of the maximum conversion resistance force of goat maximum pull and track switch occurs in goat switch with follow up movement transfer process and is about in the locking.In goat switch with follow up movement transfer process, during the goat release its stressed be zero, by applying damping-force adjustable, the present invention can test the goat maximum pull.The power of the difference by the maximum conversion resistance force of test goat maximum pull and track switch can converse the maximum conversion resistance force of track switch.Fig. 4 is the electronic circuit schematic diagram of dynamometry of the present invention display part.Wherein force transducer 1 adopts the resistance-strain force transducer.Data processor 2 adopts the AD620 integrated operational amplifier circuit.Displaying Meter 3 adopts the 0-3V voltage table.Fig. 5 is a damping-force adjustable force application structure synoptic diagram of the present invention.Pull bar 11 is a rigid connection with force transducer 1, damping force applicator 6 among the figure.Housing screw 13 tightly is pressed in pressing plate 12 and pull bar 11 on the damping force applicator 6.Make it can produce friction force.This friction force is damping force.Can realize regulating damping force by regulating housing screw 13 simply.
Claims (2)
1. force of switching mechanism tester of forming by mechanical resistance Buddhist nun mechanism (4) and damping force applicator (6), it is characterized in that damping force applicator (6) is placed the coupling part of switch pole and tongue (7) or places the switch pole place, by mechanical resistance Buddhist nun mechanism (4) and damping force applicator (6) goat is applied damping force in the switch with follow up movement transfer process, detect the force tester of the difference of goat pulling force and switch convert resistance with this.
2. force of switching mechanism tester according to claim 1, it is characterized in that placing the switch pole place by force transducer (1), data processor (2), Displaying Meter (3), goat is applied damping force in the switch with follow up movement transfer process, detect the force tester of the difference of goat maximum pull and the maximum conversion resistance force of track switch with this.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99115775 CN1131424C (en) | 1999-05-18 | 1999-05-18 | Method and instrument for measuring force of switching mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99115775 CN1131424C (en) | 1999-05-18 | 1999-05-18 | Method and instrument for measuring force of switching mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1274081A CN1274081A (en) | 2000-11-22 |
| CN1131424C true CN1131424C (en) | 2003-12-17 |
Family
ID=5278688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99115775 Expired - Fee Related CN1131424C (en) | 1999-05-18 | 1999-05-18 | Method and instrument for measuring force of switching mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1131424C (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1302269C (en) * | 2005-12-16 | 2007-02-28 | 陈育青 | Method and apparatus for real-timely monitoring switch resistance of switch machine |
| CN103604546B (en) * | 2013-12-05 | 2015-12-02 | 中铁山桥集团有限公司 | A kind of point tongue pull force proving installation |
| CN107589016A (en) * | 2017-08-09 | 2018-01-16 | 平安煤炭开采工程技术研究院有限责任公司 | A kind of pressure pilot system |
| CN107727292A (en) * | 2017-10-13 | 2018-02-23 | 杭州慧景科技股份有限公司 | Point machine changes power on-Line Monitor Device and monitoring method |
| CN109677457A (en) * | 2019-01-09 | 2019-04-26 | 北京全路通信信号研究设计院集团有限公司 | Optical fiber sensing turnout point machine state monitoring device and method |
-
1999
- 1999-05-18 CN CN 99115775 patent/CN1131424C/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN1274081A (en) | 2000-11-22 |
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| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| AR01 | Abandonment of patent right to avoid double patenting |
According to article 9 of the patent law and article 13 of the detailed rules for the implementation of the patent law: 99115775.3 of the invention patents in this issue as a notice of authorization, and at the same time corresponding to the 99234620.7 utility model patent to be given up, and in the 19 volume of the 51 issue of the new type of communique on the patent right to abandon the announcement. |
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| 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 |