CN202141446U - Hand-held detection machine used for measuring flatness of steel rail - Google Patents
Hand-held detection machine used for measuring flatness of steel rail Download PDFInfo
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- CN202141446U CN202141446U CN201120204832U CN201120204832U CN202141446U CN 202141446 U CN202141446 U CN 202141446U CN 201120204832 U CN201120204832 U CN 201120204832U CN 201120204832 U CN201120204832 U CN 201120204832U CN 202141446 U CN202141446 U CN 202141446U
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- slide block
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Abstract
The utility model discloses a hand-held detection machine used for measuring the flatness of a steel rail. The hand-held detection machine used for measuring the flatness of a steel rail can be operated conveniently and has a high measuring efficiency. The hand-held detection machine includes a housing, a measuring head moving mechanism, a measuring sensor and a handle. The housing includes a left and a right side plate, a top face plate, a bottom plate, and a front and a rear cover plate. A positioning groove is arranged in an axial center of the bottom plate. The measuring head moving mechanism including a stepping motor, a screw rod and a slide block. The stepping motor is installed on an outer surface of a rear portion of the right side plate. The screw rod is moved through the stepping motor and installed in the housing rotatably and axially. The slide block is connected to the screw rod in a threaded manner. The measuring sensor is installed on the slide block to make an inductive head of the measuring sensor embedded in the positioning groove in the bottom plate. The handle includes a front and a rear pull support, a handle pipe and a battery tube. The front and the rear pull support are installed in a middle part of the right side plate at interval. Two ends of the handle pipe are connected to the front and the rear pull support respectively. The battery tube is installed in the handle pipe in an inserting manner. Multiple sections of batteries are installed in the battery tube to provide power for the stepping motor and the measuring sensor.
Description
Technical field
The utility model relates to a kind of flatness machines, is specifically related to a kind of hand-held machines that is used to measure the rail flatness.
Background technology
Along with the raising of train speed, the caused dynamic response of track irregularity can significantly increase the also corresponding enhancing of the vibration of train.And the smooth-going degree of good track is to guarantee train driving safety and comfortable basic assurance.Research thinks that the ride comfort of circuit is closely related with the flatness of the welding of rail.Therefore, improve the flatness of rail welding, significant for the security control of gapless track.The flatness of rail welding is doubled, be equivalent to the gapless track safe class and improve 1 grade.Rail welding gets irregularity will cause the shortwave irregularity, though its amplitude is very little, under the high speed traveling condition, can cause very big wheel-rail force and impact shock.This shows that the steel rail weld joint flatness has material impact to the circuit evenness.Science, measure the steel rail weld joint flatness effectively, grasp steel rail weld joint flatness rule, can create favorable conditions for formulating rational welding and technique for grinding.The flatness that detects steel rail weld joint at present all is to lean on the method for artificial clearance gauge, and not only accuracy of detection is poor, and detection efficiency is low.Therefore be necessary to develop a kind of measurement mechanism light, that accuracy of detection is high that carries.
Summary of the invention
The purpose of the utility model is in order to overcome the deficiency of prior art, a kind of hand-held machines that is used to measure the rail flatness to be provided, and its compact conformation is easy to carry, and is easy and simple to handle, and efficiency of measurement is high.
The technical scheme that realizes above-mentioned purpose is: a kind of hand-held machines that is used to measure the rail flatness, comprise casing, measuring head travel mechanism, survey sensor and handle, wherein,
Said casing is a long and narrow casing; This casing comprises left and right side plate, be connected the top panel on left and right side plate top, be connected the base plate of left and right side plate bottom and be connected to the forward and backward cover plate of the rear and front end of left and right side plate, and the axial central authorities of said base plate offer a locating slot;
Said measuring head travel mechanism comprises a stepper motor, a screw mandrel and a slide block; Said stepper motor is installed on the external rear face of said right plate; Said screw mandrel is moved by stepper motor and axially is installed in rotationally in the said casing, and said slide block swivel nut is on said screw mandrel;
Said survey sensor is installed on the said slide block, and the inductive head of this survey sensor is embedded in the locating slot of said base plate;
Said handle comprises forward and backward grip handle, handle pipe and battery tube; Said forward and backward grip handle compartment of terrain is installed in the middle part of said right plate, and the two ends of said handle pipe are connected on the said forward and backward grip handle, and said battery tube fixedly is inserted in the said handle pipe; Between the front end of this battery tube and the said preceding grip handle negative pole insulator is installed; And in this negative pole insulator spring is installed, between the rear end of this battery tube and the said back grip handle anodal insulator is installed, and should in the positive pole insulator reed be installed; In the said battery tube some batteries are installed, are said stepper motor and the power supply of said survey sensor.
The above-mentioned hand-held machines that is used to measure the rail flatness; Wherein, One towing chain mechanism also is installed in the said casing; This towing chain mechanism comprises that a hauling-chain frame, a link, move a hauling-chain frame and a drag chain, and said hauling-chain frame is installed on the middle part inside surface of said left plate, and said link is connected between the inductive head and said slide block of said survey sensor; Said mobile hauling-chain frame is installed on the said link, and the two ends of said drag chain are connected with said mobile hauling-chain frame with said hauling-chain frame respectively.
The above-mentioned hand-held machines that is used to measure the rail flatness, wherein, stepping control module that installation one is electrically connected with said stepper motor in the anterior inner chamber of said casing and the signal amplifier that is electrically connected with said survey sensor through installing plate installation one.
The above-mentioned hand-held machines that is used to measure the rail flatness, wherein, upper and lower strut and the upper and lower strut in back before also being respectively equipped with in the front and rear part inner chamber of said casing.
The above-mentioned hand-held machines that is used to measure the rail flatness, wherein, the forward and backward grip handle in the said handle is the middle part that is installed in said right plate through a handle liner compartment of terrain.
Being used to of the utility model measured the technical scheme of the hand-held machines of rail flatness; Its compact conformation, in light weight, be easy to carry, easy and simple to handle, can continuous coverage the flatness data of rail surface, side; Efficiency of measurement is high, and when measuring, does not need manual intervention fully.
Description of drawings
Fig. 1 is the sectional view of hand-held machines that is used to measure the rail flatness of the utility model;
Fig. 2 is the vertical view of hand-held machines that is used to measure the rail flatness of the utility model;
Fig. 3 is that the A-A of Fig. 1 is to view.
Embodiment
In order to understand the technical scheme of the utility model better, below through concrete embodiment and combine accompanying drawing to be elaborated:
See also Fig. 1 to Fig. 3, the hand-held machines that is used to measure the rail flatness of the utility model comprises casing, measuring head travel mechanism, survey sensor 3, handle 4, towing chain mechanism, signal amplifier 6 and stepping control module 7.
Casing 1 comprises left and right side plate 11,12, be connected the top panel 13 on left and right side plate 11,12 tops, be connected the base plate 14 of left and right side plate 11,12 bottoms and be connected to the forward and backward cover plate 15,16 of left and right side plate 11,12 rear and front ends; To constitute a long and narrow rectangular box; Wherein, the axial central authorities of base plate 14 offer a locating slot 140; Also be respectively equipped with forward and backward strut 17 and the forward and backward lower supporting rod 18 gone up in the front and rear part inner chamber of casing 1, be used for being connected with a stationary installation, this stationary installation is used for hand-held machines with the utility model and is fixed on the rail and measures.
Measuring head travel mechanism comprises a stepper motor 20, a screw mandrel 23 and a slide block 24; Wherein, Stepper motor 20 is installed on the external rear face of right plate 12 through a joint flange 21; A motor cover 22 is also installed in the outside of this stepper motor 20, makes the stepper motor 20 can be because of operation at the scene and be caught in the rain and make moist; Screw mandrel 23 is moved by stepper motor 20 and axially is installed in the casing 1 rotationally through the forward and backward link 26,27 that is fixed in the casing 1; Slide block 24 swivel nuts are on screw mandrel 23;
Towing chain mechanism is used to connect the inductive head 30 of survey sensor 3; Making inductive head 30 follow survey sensor 3 moves in casing 1 together; This towing chain mechanism comprises that a hauling-chain frame 51, a link 52, move a hauling-chain frame 53 and a drag chain 54; Wherein, hauling-chain frame 51 is installed on the middle part inside surface of left plate 11; Link 52 is connected between inductive head 30 and the slide block 24; Moving hauling-chain frame 53 is installed on the link 52; The two ends of drag chain 54 are connected with mobile hauling-chain frame 53 with hauling-chain frame 51 respectively.
The hand-held machines of the utility model is fixed on the rail 8 through a stationary installation; Through stepping control module 7 drive stepping motor 20; And then driving screw mandrel 23 rotates; The survey sensor 3 that is installed on the slide block 24 is moved; Move along the locating slot on the base plate 14 140 thereby drag inductive head 30, just can measure the flatness situation of the end face and the both sides workplace of rail 8, the induced signal of survey sensor 3 is transferred to outer computer reception testing result through the USB communication interface of signal amplifier 7 again.Handle 4 can carry machines easily.
Those of ordinary skill in the art will be appreciated that; Above embodiment is used for explaining the utility model; And be not the qualification that is used as the utility model; As long as in the connotation scope of the utility model, all will drop in claims scope of the utility model variation, the modification of the above embodiment.
Claims (5)
1. a hand-held machines that is used to measure the rail flatness comprises casing, measuring head travel mechanism, survey sensor and handle, it is characterized in that,
Said casing is a long and narrow casing; This casing comprises left and right side plate, be connected the top panel on left and right side plate top, be connected the base plate of left and right side plate bottom and be connected to the forward and backward cover plate of the rear and front end of left and right side plate, and the axial central authorities of said base plate offer a locating slot;
Said measuring head travel mechanism comprises a stepper motor, a screw mandrel and a slide block; Said stepper motor is installed on the external rear face of said right plate; Said screw mandrel is moved by stepper motor and axially is installed in rotationally in the said casing, and said slide block swivel nut is on said screw mandrel;
Said survey sensor is installed on the said slide block, and the inductive head of this survey sensor is embedded in the locating slot of said base plate;
Said handle comprises forward and backward grip handle, handle pipe and battery tube; Said forward and backward grip handle compartment of terrain is installed in the middle part of said right plate, and the two ends of said handle pipe are connected on the said forward and backward grip handle, and said battery tube fixedly is inserted in the said handle pipe; Between the front end of this battery tube and the said preceding grip handle negative pole insulator is installed; And in this negative pole insulator spring is installed, between the rear end of this battery tube and the said back grip handle anodal insulator is installed, and should in the positive pole insulator reed be installed; In the said battery tube some batteries are installed, are said stepper motor and the power supply of said survey sensor.
2. the hand-held machines that is used to measure the rail flatness according to claim 1; It is characterized in that; One towing chain mechanism also is installed in the said casing; This towing chain mechanism comprises that a hauling-chain frame, a link, move a hauling-chain frame and a drag chain, and said hauling-chain frame is installed on the middle part inside surface of said left plate, and said link is connected between the inductive head and said slide block of said survey sensor; Said mobile hauling-chain frame is installed on the said link, and the two ends of said drag chain are connected with said mobile hauling-chain frame with said hauling-chain frame respectively.
3. the hand-held machines that is used to measure the rail flatness according to claim 1; It is characterized in that stepping control module that installation one is electrically connected with said stepper motor in the anterior inner chamber of said casing and the signal amplifier that is electrically connected with said survey sensor through installing plate installation one.
4. the hand-held machines that is used to measure the rail flatness according to claim 1 is characterized in that, upper and lower strut and the upper and lower strut in back before also being respectively equipped with in the front and rear part inner chamber of said casing.
5. the hand-held machines that is used to measure the rail flatness according to claim 1 is characterized in that, the forward and backward grip handle in the said handle is the middle part that is installed in said right plate through a handle liner compartment of terrain.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120204832U CN202141446U (en) | 2011-06-16 | 2011-06-16 | Hand-held detection machine used for measuring flatness of steel rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120204832U CN202141446U (en) | 2011-06-16 | 2011-06-16 | Hand-held detection machine used for measuring flatness of steel rail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202141446U true CN202141446U (en) | 2012-02-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120204832U Expired - Fee Related CN202141446U (en) | 2011-06-16 | 2011-06-16 | Hand-held detection machine used for measuring flatness of steel rail |
Country Status (1)
| Country | Link |
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| CN (1) | CN202141446U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102818553A (en) * | 2012-07-31 | 2012-12-12 | 东莞理工学院 | On-line detection system of bending deformation of metal strip |
| CN110470211A (en) * | 2019-05-15 | 2019-11-19 | 哈尔滨锅炉厂有限责任公司 | One kind being applied to membrane wall and clamps the efficient check device of band steel centering size |
-
2011
- 2011-06-16 CN CN201120204832U patent/CN202141446U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102818553A (en) * | 2012-07-31 | 2012-12-12 | 东莞理工学院 | On-line detection system of bending deformation of metal strip |
| CN102818553B (en) * | 2012-07-31 | 2014-12-31 | 东莞理工学院 | On-line detection system of bending deformation of metal strip |
| CN110470211A (en) * | 2019-05-15 | 2019-11-19 | 哈尔滨锅炉厂有限责任公司 | One kind being applied to membrane wall and clamps the efficient check device of band steel centering size |
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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 |
Granted publication date: 20120208 Termination date: 20140616 |
|
| EXPY | Termination of patent right or utility model |