CN204506922U - A kind of multiple degree of freedom scanning equipment of rail flaw detection car - Google Patents
A kind of multiple degree of freedom scanning equipment of rail flaw detection car Download PDFInfo
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- CN204506922U CN204506922U CN201520059117.7U CN201520059117U CN204506922U CN 204506922 U CN204506922 U CN 204506922U CN 201520059117 U CN201520059117 U CN 201520059117U CN 204506922 U CN204506922 U CN 204506922U
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Abstract
The utility model relates to a kind of multiple degree of freedom scanning equipment of rail flaw detection car, comprise probe holder, wheel seach unit, fixed mount, guide bracket, shifting block, lifting mechanism, the structure that is rotatably connected, mechanism of nodding, oscillating mechanism, translation mechanism and equalizing gear, lifting mechanism is arranged on fixed mount; The top of guide bracket is by being rotatably connected structure installment on lifting mechanism; Translation mechanism is arranged on guide bracket; Probe holder is arranged on translation mechanism; Shifting block is arranged on the side of guide bracket; Mechanism of nodding is arranged on fixed mount, and mechanism of nodding contacts with the upper surface of shifting block and coordinates; Oscillating mechanism is arranged on fixed mount, and oscillating mechanism coordinates with the contacts side surfaces of shifting block; Equalizing gear is arranged between fixed mount and guide bracket.By the adjustment of mechanism of nodding, oscillating mechanism, translation mechanism, realizing wheel seach unit can regulate by multiple degree of freedom, regulates wheel seach unit to be on the line of centers of rail, and the acoustic beam of universal adjustment wheel seach unit enters the angle detecting surface, accurately detects rail situation.
Description
Technical field
The utility model relates to a kind of supersonic detection device, particularly relates to a kind of multiple degree of freedom scanning equipment of rail flaw detection car.
Background technology
At present, ultrasonic wheel type probe is widely applied in rail examination.But existing rail flaw detection car is only be fixed on rail flaw detection car by wheel seach unit simply.Such as, a kind of scanning equipment of existing rail flaw detection car, comprises probe holder, wheel seach unit and fixed mount, and probe holder is arranged on fixed mount, and wheel seach unit is arranged on probe holder.
Above-mentioned scanning equipment can not adjust the position of wheel seach unit, and the angle of wheel seach unit is difficult to regulate, the fatigue failure of (comprising near joints) and weld defect within the scope of the rail head causing wheel seach unit to be difficult to detect rail accurately and the web of the rail, and flange of rail corrosion and crescent moon fall block, crushing of rail head equivalent damage situation.
Summary of the invention
The technical problems to be solved in the utility model is to provide a kind of multiple degree of freedom scanning equipment of rail flaw detection car, the multiple degree of freedom scanning equipment of this rail flaw detection car can regulate wheel seach unit to be on the line of centers of rail, and the acoustic beam of universal adjustment wheel seach unit can enter the angle detecting surface, accurate detection rail situation, improves detection efficiency.The technical scheme adopted is as follows:
A kind of multiple degree of freedom scanning equipment of rail flaw detection car, comprise probe holder, wheel seach unit and fixed mount, wheel seach unit is arranged on probe holder, it is characterized in that: also comprise guide bracket, shifting block, lifting mechanism, the structure that is rotatably connected, mechanism of nodding, oscillating mechanism, translation mechanism and equalizing gear; Lifting mechanism is arranged on fixed mount, and the clutch end of lifting mechanism reaches the below of fixed mount downwards; The top of guide bracket is by being rotatably connected structure installment on the clutch end of lifting mechanism; Translation mechanism is arranged on guide bracket; Probe holder is arranged on the clutch end of translation mechanism; Shifting block is arranged on the side of guide bracket; Mechanism of nodding is arranged on fixed mount, and the below contacting with the upper surface of shifting block that the clutch end of mechanism of nodding reaches fixed mount downwards coordinates; Oscillating mechanism is arranged on fixed mount, and the clutch end of oscillating mechanism coordinates with the contacts side surfaces of shifting block; Equalizing gear is arranged between fixed mount and guide bracket.
By regulating lifting mechanism, regulate the distance between wheel seach unit and the detection rail level of rail; By regulating translation mechanism, can accurately be on the line of centers of rail by moving wheeled type probe; By regulating oscillating mechanism, wheel seach unit can be regulated to rock from side to side around the clutch end of lifting mechanism; To nod mechanism by regulating, probe can be regulated to nod up and down motion around the clutch end of lifting mechanism; By equalizing gear active balance owing to carrying out the crank problem brought after multiple degree of freedom regulates.Therefore, wheel seach unit can regulate by multiple degree of freedom, is namely that wheel seach unit can regulate angle of incidence along rail length direction, wheel seach unit can be regulated to be on the line of centers of rail, and the acoustic beam of universal adjustment wheel seach unit can enter the angle detecting surface, accurately detect rail situation; Multi-angle detects rail, avoids the problem that rail has part hurt to find, without the need to adopting hand propelled rail flaw detector to check, improves detection efficiency.
As preferred version of the present utility model, described lifting mechanism comprises the first screw rod and the first nut, described fixed mount offers the first through hole vertically extended; First nut to be fixedly mounted on fixed mount and corresponding with the first through hole, and the first screw rod is in the first nut and the first through hole; The described structure that is rotatably connected comprises oscillating bearing ball rod and joint bearing block, and joint bearing block is arranged on described guide bracket, and the head of oscillating bearing ball rod is in joint bearing block, and the upper end, bar portion of oscillating bearing ball rod is connected with the lower end of the first screw rod.The lower end of the first screw rod, as the clutch end of lifting mechanism, by the adjustment to the first screw rod, changes the height of the first screw rod lower end, thus have adjusted the height of wheel seach unit.And the structure that is rotatably connected formed due to oscillating bearing ball rod and joint bearing block, guide bracket can make universal rotational around the lower end of the first screw rod, therefore, wheel seach unit can adjusting angle arbitrarily.
As preferred version of the present utility model, described in mechanism of nodding comprise the second screw rod and the second nut, described fixed mount offers the second through hole vertically extended; Second nut to be fixedly mounted on fixed mount and corresponding with the second through hole, and the second screw rod is in the second nut and the second through hole; The lower end of the second screw rod contacts with the upper surface of described shifting block and coordinates.The lower end of the second screw rod is as the clutch end of mechanism of nodding, by the adjustment to the second screw rod, change the height of the second screw rod lower end, promote shifting block in the vertical direction, shifting block drives wheel seach unit to be inclined upwardly or downward-sloping nodding action by guide bracket.
As preferred version of the present utility model, described oscillating mechanism comprises the 3rd screw rod, the 3rd nut, the 4th screw rod and the 4th nut, described fixed mount offers the third through-hole extended in the horizontal direction and fourth hole, third through-hole is in the side of described shifting block, and fourth hole is in the opposite side of shifting block; 3rd nut to be arranged on fixed mount and corresponding with third through-hole, and the 3rd screw rod is in the 3rd nut and third through-hole, and the inner of the 3rd screw rod coordinates with a sidewall contact of shifting block; 4th nut to be arranged on fixed mount and corresponding with fourth hole, and the 4th screw rod is in the 4th nut and fourth hole, and the inner of the 4th screw rod coordinates with another sidewall contact of shifting block.The inner of 3rd screw rod, the 4th screw rod is as the clutch end of oscillating mechanism, by regulating the 3rd screw rod, the 4th screw rod toward a direction simultaneously, left and right promotes shifting block in the horizontal direction, shifting block drives wheel seach unit to rock from side to side around the clutch end of lifting mechanism by guide bracket, realizes the head shaking movement of wheel seach unit.
As preferred version of the present utility model, described translation mechanism comprises T-shaped slide block, lock screw, and is opened in the T-shaped chute of described guide bracket bottom, and the sidewall of guide bracket offers the locking screw holes communicated with T-shaped chute; T-shaped slide block is in T-shaped chute; Lock screw is in locking screw holes; Described probe holder is connected with the lower end of T-shaped slide block.The lower end of T-shaped slide block, as the clutch end of translation mechanism, moves T-shaped slide block to correct position, then locked by lock screw, thus accurately moving wheeled type probe is on the line of centers of rail in T-shaped chute.
As preferred version of the present utility model, described equalizing gear comprises the first spring and the second spring; The lower end of the first spring is connected with a sidewall of described guide bracket, and the upper end of the first spring is connected with the relevant position of described fixed mount; The lower end of the second spring is connected with another sidewall of described guide bracket, and the upper end of the second spring is connected with the relevant position of described fixed mount; Further, the first spring and the second spring arranged in a crossed manner.By the elastic force effect of the first spring and the second spring, active balance is owing to carrying out the crank problem brought after multiple degree of freedom regulates.
Compared with prior art, tool has the following advantages the utility model:
By regulating lifting mechanism, regulate the distance between wheel seach unit and the detection rail level of rail; By regulating translation mechanism, can accurately be on the line of centers of rail by moving wheeled type probe; By regulating oscillating mechanism, wheel seach unit can be regulated to rock from side to side around the clutch end of lifting mechanism; To nod mechanism by regulating, probe can be regulated to nod up and down motion around the clutch end of lifting mechanism; By equalizing gear active balance owing to carrying out the crank problem brought after multiple degree of freedom regulates.Therefore, wheel seach unit can regulate by multiple degree of freedom, is namely that wheel seach unit can regulate angle of incidence along rail length direction, wheel seach unit can be regulated to be on the line of centers of rail, and the acoustic beam of universal adjustment wheel seach unit can enter the angle detecting surface, accurately detect rail situation; Multi-angle detects rail, avoids the problem that rail has part hurt to find, without the need to adopting hand propelled rail flaw detector to check, improves detection efficiency.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model preferred implementation;
Fig. 2 is the section drawing of Fig. 1 along A-A.
Detailed description of the invention
Be described further below in conjunction with accompanying drawing and preferred implementation of the present utility model.
As depicted in figs. 1 and 2, the multiple degree of freedom scanning equipment of this rail flaw detection car, comprises probe holder 1, wheel seach unit 2, fixed mount 3, guide bracket 4, shifting block 5, lifting mechanism 6, the structure that is rotatably connected 7, mechanism 8 of nodding, oscillating mechanism 9, translation mechanism 10 and equalizing gear 11; Wheel seach unit 2 is arranged on probe holder 1; Lifting mechanism 6 is arranged on fixed mount 3, and the clutch end of lifting mechanism 6 reaches the below of fixed mount 3 downwards; The top of guide bracket 4 is arranged on the clutch end of lifting mechanism 6 by the structure 7 that is rotatably connected; Translation mechanism 10 is arranged on guide bracket 4; Probe holder 1 is arranged on the clutch end of translation mechanism 6; Shifting block 5 is arranged on the side of guide bracket 4; Mechanism 8 of nodding is arranged on fixed mount 3, and the below contacting with the upper surface of shifting block 5 that the clutch end of mechanism 8 of nodding reaches fixed mount 3 downwards coordinates; Oscillating mechanism 9 is arranged on fixed mount 3, and the clutch end of oscillating mechanism 9 coordinates with the contacts side surfaces of shifting block 5; Equalizing gear 11 is arranged between fixed mount 3 and guide bracket 4.
Above-mentioned lifting mechanism 6 comprises the first screw rod 601 and the first nut 602, fixed mount 3 offers the first through hole 603 vertically extended; First nut 602 to be fixedly mounted on fixed mount 3 and corresponding with the first through hole 603, and the first screw rod 601 is in the first nut 602 and the first through hole 603; The structure that is rotatably connected 7 comprises oscillating bearing ball rod 701 and joint bearing block 702, joint bearing block 702 is arranged on guide bracket 4, the head of oscillating bearing ball rod 701 is in joint bearing block 702, and the upper end, bar portion of oscillating bearing ball rod 701 is connected with the lower end of the first screw rod 601.
Above-mentioned mechanism 8 of nodding comprises the second screw rod 801 and the second nut 802, fixed mount 3 offers the second through hole 803 vertically extended; Second nut 802 to be fixedly mounted on fixed mount 3 and corresponding with the second through hole 803, and the second screw rod 801 is in the second nut 802 and the second through hole 803; The lower end of the second screw rod 801 contacts with the upper surface of shifting block 5 and coordinates.
Above-mentioned oscillating mechanism 9 comprises the 3rd screw rod 901, the 3rd nut 902, the 4th screw rod 903 and the 4th nut 904, fixed mount 3 offers the third through-hole (not shown in FIG.) and fourth hole (not shown in FIG.) that extend in the horizontal direction, third through-hole is in the side of shifting block 5, and fourth hole is in the opposite side of shifting block 5; 3rd nut 902 to be arranged on fixed mount 3 and corresponding with third through-hole, and the 3rd screw rod 901 is in the 3rd nut 902 and third through-hole, and the inner of the 3rd screw rod 901 coordinates with a sidewall contact of shifting block 5; 4th nut 904 to be arranged on fixed mount 3 and corresponding with fourth hole, and the 4th screw rod 903 is in the 4th nut 904 and fourth hole, and the inner of the 4th screw rod 903 coordinates with another sidewall contact of shifting block 5.
Above-mentioned translation mechanism 10 comprises T-shaped slide block 1001, lock screw 1002, and is opened in the T-shaped chute 1003 of guide bracket 4 bottom, and the sidewall of guide bracket 4 offers the locking screw holes 1004 communicated with T-shaped chute 1003; T-shaped slide block 1001 to be in T-shaped chute 1003; Lock screw 1002 is in locking screw holes 1004; Probe holder 1 is connected with the lower end of T-shaped slide block 1001.
Above-mentioned equalizing gear 11 comprises the first spring 1101 and the second spring (being blocked by guide bracket 4, not shown in FIG.); The lower end of the first spring 1101 is connected with a sidewall of guide bracket 4, and the upper end of the first spring 1101 is connected with the relevant position of fixed mount 3; The lower end of the second spring is connected with another sidewall of guide bracket 4, and the upper end of the second spring is connected with the relevant position of fixed mount 3; Further, the first spring 1101 and the second spring arranged in a crossed manner.By the elastic force effect of the first spring 1101 and the second spring, active balance is owing to carrying out the crank problem brought after multiple degree of freedom regulates.
The lower end of the first screw rod 601, as the clutch end of lifting mechanism 6, by the adjustment to the first screw rod 601, changes the height of the first screw rod 601 lower end, thus have adjusted the height of wheel seach unit 2; And the structure 7 that is rotatably connected formed due to oscillating bearing ball rod 701 and joint bearing block 702, guide bracket 4 can make universal rotational around the lower end of the first screw rod 601, therefore, wheel seach unit 2 can adjusting angle arbitrarily; The lower end of the second screw rod 801 is as the clutch end of mechanism 8 of nodding, by the adjustment to the second screw rod 801, change the height of the second screw rod 801 lower end, promote shifting block 5 in the vertical direction, shifting block 5 drives wheel seach unit 2 to be inclined upwardly or downward-sloping nodding action by guide bracket 4; The inner of 3rd screw rod 901, the 4th screw rod 903 is as the clutch end of oscillating mechanism 9, by regulating the 3rd screw rod 901, the 4th screw rod 903 toward a direction simultaneously, left and right promotes shifting block 5 in the horizontal direction, shifting block 5 drives wheel seach unit 2 to rock from side to side around the lower end of the first screw rod 601 by guide bracket 4, realizes the head shaking movement of wheel seach unit 2; The lower end of T-shaped slide block 1001, as the clutch end of translation mechanism 10, moves T-shaped slide block 1001 to correct position, then locked by lock screw 1002, thus accurately moving wheeled type probe 2 is on the line of centers of rail in T-shaped chute 1003; By the elastic force effect of the first spring 1101 and the second spring, active balance is owing to carrying out the crank problem brought after multiple degree of freedom regulates.Therefore, wheel seach unit 2 can regulate by multiple degree of freedom, is namely that wheel seach unit 2 can regulate angle of incidence along rail length direction, wheel seach unit 2 can be regulated to be on the line of centers of rail, and the acoustic beam of universal adjustment wheel seach unit 2 can enter the angle detecting surface, accurately detect rail situation; Multi-angle detects rail, avoids the problem that rail has part hurt to find, without the need to adopting hand propelled rail flaw detector to check, improves detection efficiency.
In addition; it should be noted that, the specific embodiment described in this specification sheets, its each several part title etc. can be different; all equivalences of doing according to structure, feature and the principle described in the utility model inventional idea or simple change, be included in the protection domain of the utility model patent.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment; only otherwise depart from structure of the present utility model or surmount this scope as defined in the claims, protection domain of the present utility model all should be belonged to.
Claims (6)
1. the multiple degree of freedom scanning equipment of a rail flaw detection car, comprise probe holder, wheel seach unit and fixed mount, wheel seach unit is arranged on probe holder, it is characterized in that: also comprise guide bracket, shifting block, lifting mechanism, the structure that is rotatably connected, mechanism of nodding, oscillating mechanism, translation mechanism and equalizing gear; Lifting mechanism is arranged on fixed mount, and the clutch end of lifting mechanism reaches the below of fixed mount downwards; The top of guide bracket is by being rotatably connected structure installment on the clutch end of lifting mechanism; Translation mechanism is arranged on guide bracket; Probe holder is arranged on the clutch end of translation mechanism; Shifting block is arranged on the side of guide bracket; Mechanism of nodding is arranged on fixed mount, and the below contacting with the upper surface of shifting block that the clutch end of mechanism of nodding reaches fixed mount downwards coordinates; Oscillating mechanism is arranged on fixed mount, and the clutch end of oscillating mechanism coordinates with the contacts side surfaces of shifting block; Equalizing gear is arranged between fixed mount and guide bracket.
2. multiple degree of freedom scanning equipment as claimed in claim 1, is characterized in that: described lifting mechanism comprises the first screw rod and the first nut, described fixed mount offers the first through hole vertically extended; First nut to be fixedly mounted on fixed mount and corresponding with the first through hole, and the first screw rod is in the first nut and the first through hole; The described structure that is rotatably connected comprises oscillating bearing ball rod and joint bearing block, and joint bearing block is arranged on described guide bracket, and the head of oscillating bearing ball rod is in joint bearing block, and the upper end, bar portion of oscillating bearing ball rod is connected with the lower end of the first screw rod.
3. multiple degree of freedom scanning equipment as claimed in claim 1, is characterized in that: described in mechanism of nodding comprise the second screw rod and the second nut, described fixed mount offers the second through hole vertically extended; Second nut to be fixedly mounted on fixed mount and corresponding with the second through hole, and the second screw rod is in the second nut and the second through hole; The lower end of the second screw rod contacts with the upper surface of described shifting block and coordinates.
4. multiple degree of freedom scanning equipment as claimed in claim 1, it is characterized in that: described oscillating mechanism comprises the 3rd screw rod, the 3rd nut, the 4th screw rod and the 4th nut, described fixed mount offers the third through-hole extended in the horizontal direction and fourth hole, third through-hole is in the side of described shifting block, and fourth hole is in the opposite side of shifting block; 3rd nut to be arranged on fixed mount and corresponding with third through-hole, and the 3rd screw rod is in the 3rd nut and third through-hole, and the inner of the 3rd screw rod coordinates with a sidewall contact of shifting block; 4th nut to be arranged on fixed mount and corresponding with fourth hole, and the 4th screw rod is in the 4th nut and fourth hole, and the inner of the 4th screw rod coordinates with another sidewall contact of shifting block.
5. multiple degree of freedom scanning equipment as claimed in claim 1, it is characterized in that: described translation mechanism comprises T-shaped slide block, lock screw, and be opened in the T-shaped chute of described guide bracket bottom, the sidewall of guide bracket offers the locking screw holes communicated with T-shaped chute; T-shaped slide block is in T-shaped chute; Lock screw is in locking screw holes; Described probe holder is connected with the lower end of T-shaped slide block.
6. multiple degree of freedom scanning equipment as claimed in claim 1, is characterized in that: described equalizing gear comprises the first spring and the second spring; The lower end of the first spring is connected with a sidewall of described guide bracket, and the upper end of the first spring is connected with the relevant position of described fixed mount; The lower end of the second spring is connected with another sidewall of described guide bracket, and the upper end of the second spring is connected with the relevant position of described fixed mount; Further, the first spring and the second spring arranged in a crossed manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520059117.7U CN204506922U (en) | 2015-01-28 | 2015-01-28 | A kind of multiple degree of freedom scanning equipment of rail flaw detection car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520059117.7U CN204506922U (en) | 2015-01-28 | 2015-01-28 | A kind of multiple degree of freedom scanning equipment of rail flaw detection car |
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| Publication Number | Publication Date |
|---|---|
| CN204506922U true CN204506922U (en) | 2015-07-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520059117.7U Expired - Fee Related CN204506922U (en) | 2015-01-28 | 2015-01-28 | A kind of multiple degree of freedom scanning equipment of rail flaw detection car |
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| CN (1) | CN204506922U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106667690A (en) * | 2017-02-27 | 2017-05-17 | 宁波光芒新科科技咨询服务有限公司 | Multifunctional sickbed for patient rehabilitation |
| CN111855822A (en) * | 2020-07-30 | 2020-10-30 | 广东汕头超声电子股份有限公司 | Probe wheel calibration device and calibration method |
| CN112923964A (en) * | 2021-01-25 | 2021-06-08 | 成都主导科技有限责任公司 | Adjusting device of rail vehicle detecting system |
| CN113655195A (en) * | 2021-01-12 | 2021-11-16 | 杭州瑞声检测科技有限公司 | Probe frame detection platform |
| CN113655194A (en) * | 2021-01-12 | 2021-11-16 | 杭州瑞声检测科技有限公司 | Rotary adjusting mechanism and probe frame detection table with same |
| CN115112765A (en) * | 2022-08-29 | 2022-09-27 | 广东汕头超声电子股份有限公司 | Rail foot scanning and flaw detection device |
-
2015
- 2015-01-28 CN CN201520059117.7U patent/CN204506922U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106667690A (en) * | 2017-02-27 | 2017-05-17 | 宁波光芒新科科技咨询服务有限公司 | Multifunctional sickbed for patient rehabilitation |
| CN111855822A (en) * | 2020-07-30 | 2020-10-30 | 广东汕头超声电子股份有限公司 | Probe wheel calibration device and calibration method |
| CN111855822B (en) * | 2020-07-30 | 2023-08-04 | 广东汕头超声电子股份有限公司 | Probe wheel calibration device and calibration method |
| CN113655195A (en) * | 2021-01-12 | 2021-11-16 | 杭州瑞声检测科技有限公司 | Probe frame detection platform |
| CN113655194A (en) * | 2021-01-12 | 2021-11-16 | 杭州瑞声检测科技有限公司 | Rotary adjusting mechanism and probe frame detection table with same |
| CN113655195B (en) * | 2021-01-12 | 2022-06-14 | 杭州瑞声检测科技有限公司 | Probe frame detection platform |
| CN113655194B (en) * | 2021-01-12 | 2024-03-22 | 杭州申昊科技股份有限公司 | Rotation adjusting mechanism and probe frame detection table with same |
| CN112923964A (en) * | 2021-01-25 | 2021-06-08 | 成都主导科技有限责任公司 | Adjusting device of rail vehicle detecting system |
| CN112923964B (en) * | 2021-01-25 | 2023-11-07 | 成都主导科技有限责任公司 | Adjusting device of railway vehicle detection system |
| CN115112765A (en) * | 2022-08-29 | 2022-09-27 | 广东汕头超声电子股份有限公司 | Rail foot scanning and flaw detection device |
| CN115112765B (en) * | 2022-08-29 | 2022-11-08 | 广东汕头超声电子股份有限公司 | Rail foot scanning and flaw detection device |
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| 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: 20150729 Termination date: 20190128 |
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| CF01 | Termination of patent right due to non-payment of annual fee |