CN204566091U - The online car body of straddle-type single-track vehicle supports and self-locking device - Google Patents
The online car body of straddle-type single-track vehicle supports and self-locking device Download PDFInfo
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- CN204566091U CN204566091U CN201520252480.0U CN201520252480U CN204566091U CN 204566091 U CN204566091 U CN 204566091U CN 201520252480 U CN201520252480 U CN 201520252480U CN 204566091 U CN204566091 U CN 204566091U
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- car body
- girder steel
- proximity switch
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- locking device
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Abstract
The utility model provides the online car body of a kind of straddle-type single-track vehicle to support and self-locking device, while greatly reducing labor strength, also assures that its operating efficiency and homework precision.Namely the online car body of straddle-type single-track vehicle supports and self-locking device, comprises bracing or strutting arrangement, guider, transmission device and control device; Described bracing or strutting arrangement comprises headstock-car body supporting seat, girder steel, support and support panel seat; Described guider comprises four guide posts and two guide holders; Described transmission device comprises trapezoidal screw, reductor and trapezoidal nut.Described control device comprises proximity switch and proximity switch mounting bar.Advantage and the good effect of the utility model device are: the labour intensity significantly reducing workman, eliminate the potential safety hazard existed in operation process, reduce the activity duration, increase work efficiency, ideally solve the operate miss different brought due to the operant level of workman simultaneously, ensure that homework precision.
Description
Technical field
The utility model relates to straddle-type monorail train maintaining maintenance field, particularly bogie of single-rail train.
Background technology
Straddle-type monorail train adopts rubber tyre traveling and load-bearing.Due in train travelling process, there is the problem such as tire wear, tire pressure change, need regularly bogie to be separated with car body, thus tire checked, inflate, the operation such as replacing.When straddle-type monorail train carries out changing wheel operation, when monorail train is separated before bogie, first need support train body, after carry out being separated of bogie and car body.Existing is utilize the artificial hydraulic jack that adopts to support by the mode that car body supports.Because monorail train lower space is relatively narrow and small, and track girder height is higher, supports by artificial visually examine's pad cushion block, and not only task difficulty is large, and waste time and energy, efficiency is very low, and there is potential safety hazard.In addition bearing height is difficult to ensure because of the operative skill difference of workman, affects overall rotation job scheduling simultaneously.
Utility model content
The purpose of this utility model be solve straddle-type monorail train online change wheel operation time, train head and car body are realized to the problem of automatic stand.
The technical scheme adopted for realizing the utility model object is such, and the online car body of a kind of straddle-type single-track vehicle supports and self-locking device, comprises bracing or strutting arrangement, guider, transmission self-locking device and control device.
Described bracing or strutting arrangement comprises headstock-car body supporting seat, support and support panel seat.Described guider comprises four guide posts and two guide holders.Described transmission self-locking device comprises trapezoidal screw, reductor and trapezoidal nut.Described control device comprises proximity switch and proximity switch mounting bar.
The online car body of described straddle-type single-track vehicle supports and is arranged in girder steel with self-locking device.Described girder steel inside has the uncovered cavity of a upper and lower surface.Described girder steel is placed on steel beam bearing.Described steel beam bearing is fixed on ground by some foundation bolts.
Described proximity switch is divided into three, upper, middle and lower switch.Described proximity switch is arranged on proximity switch mounting bar.Described proximity switch mounting bar is positioned on the inwall of girder steel cavity.
Described support comprises two pieces of right-angled trapezium floors, rectangular flat I and opens round-meshed rectangular flat II.Described rectangular flat I is fitted with steel beam bearing.Described rectangular flat II and the surface of girder steel fit and circular hole position under the cavity of girder steel.Described two pieces of right-angled trapezium floors all vertically connect rectangular flat I and rectangular flat II.
Described reductor is helical gear worm-gear speed reducer.Described reductor is arranged on the bottom of girder steel and is fixed on support.The output shaft of described reductor passes the circular hole of support and stretches in the cavity of girder steel.The lower end of described trapezoidal screw is connected with the output shaft of reductor.Described trapezoidal screw is rotary with one end with the trapezoidal nut of ring flange and screw in time ring flange should in the below of nut body.
The cross section of described guide holder is circular and has four pilot holes.Position distribution in " matrix pattern " of described four pilot holes.Middle part and top in the cavity that described two guide holders are arranged on girder steel respectively and position overlap in vertical direction.Described in every root, guide post all passes vertically through the pilot hole on two guide holders.The lower end of guide post described in every root is all positioned at the ring flange surface of trapezoidal nut.By screw, every root guide post is connected with trapezoidal nut.The upper end of guide post described in every root is all connected with support panel seat.Described headstock-car body supporting seat is arranged on and supports on panel seat.
What deserves to be explained is, this device when not carrying out changing wheel operation, can ensure monorail train normal through.When changing wheel operation, this device meets the support of headstock or car body respectively and has enough enabling capabilities and support stroke.In addition, device is provided with sudden-stop function in running, and running into emergency situations can This vehicle stops frequently, ensures operation process safety.And trapezoidal screw described in this device and the transmission of trapezoidal nut and the Worm Wheel System pair of reductor have double self-locking function.
Further, described headstock-car body supporting seat is divided into headstock supporting seat and car body supporting seat.
Further, described girder steel is the same with the PC beam (prestressed concrete beam) that monorail train runs.
Further, described girder steel profile inside is provided with Stroke Control and checkout gear system.
Further, proximity switch is equipped with described proximity switch mounting bar to position detecting system.
Technique effect of the present utility model is mathematical, only needs a key to start decelerator, and can complete car body without the need to manual intervention after startup and support task, operation process fully achieves automation.This device have easy to operate, structure is simple, sports safety is reliable, operating efficiency advantages of higher.
Accompanying drawing explanation
Fig. 1 is that the online car body of straddle-type single-track vehicle supports and self-locking device structural representation.
Fig. 2 is that the A of Fig. 1 is to cuing open the schematic diagram after girder steel.
Fig. 3 is that the online car body of straddle-type single-track vehicle supports and self-locking device operating diagram.
Fig. 4 is that online the changing of straddle-type monorail train takes turns embodiment schematic diagram.
To be that straddle-type monorail train is online change wheel apparatus elevating mechanism schematic diagram to Fig. 5.
To be that straddle-type monorail train is online change wheel apparatus horizontal pin structural scheme of mechanism to Fig. 6.
In figure: headstock-car body bearing support 1, guide post 2, guide holder 3, trapezoidal screw 4, girder steel 5, decelerator 6, support 7, steel beam bearing 8, trapezoidal nut 9, proximity switch 10, key 11, holding screw 12, ground 13, supporting panel seat 14, proximity switch mounting bar 15, some foundation bolts I 16, straddle-type monorail train 17, sedimentation beam 18, the online car body of straddle-type single-track vehicle supports and self-locking device 19, horizontal pin mechanism 20, horizontal dynamic balanced structure 21, sedimentation beam slew gear 22, elevating mechanism 23, hoistable platform 24, plug housing 25, latch 26, axle 27, plugging pin oil cylinder bearing 28, plugging pin oil cylinder 29, oil cylinder upper bracket 30, axle I 31, oil cylinder undersetting 32, digital oil cylinder 33, foundation bolt II 34.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is described in further detail, but should not be construed the above-mentioned subject area of the utility model and be only limitted to following embodiment.When not departing from the above-mentioned technological thought of the utility model, according to ordinary skill knowledge and customary means, making various replacement and change, all should be included in protection domain of the present utility model.
Embodiment 1:
The online car body of a kind of straddle-type single-track vehicle supports and self-locking device 19, comprises bracing or strutting arrangement, guider, transmission device and control device.
Described bracing or strutting arrangement comprises headstock-car body supporting seat 1, support 7 and supports panel seat 14.Described guider comprises four guide posts 2 and two guide holders 3.Described transmission device comprises trapezoidal screw 4, reductor 6 and trapezoidal nut 9.Described control device comprises proximity switch 10 and proximity switch mounting bar 15.
The online car body of described straddle-type single-track vehicle supports and is arranged in girder steel 5 with self-locking device 19.Described girder steel 5 is the same with the PC beam (prestressed concrete beam) that monorail train runs.Described girder steel 5 inside has the uncovered cavity of a upper and lower surface.Described girder steel 5 to be placed on steel beam bearing 8 and and plane-parallel.Described steel beam bearing 8 is fixed on ground 13 by some foundation bolts 16.
Described proximity switch 10 is divided into three, upper, middle and lower switch, is used for detecting that car body supporting seat supports to place state, headstock supporting seat supports to place state, supporting seat declines the state that puts in place respectively.Described proximity switch 10 is arranged on proximity switch mounting bar 15.Described proximity switch mounting bar 15 is positioned on the inwall of girder steel 5 cavity.Proximity switch is equipped with described proximity switch mounting bar 15 to position detecting system, controlled stroke and checkout gear, to detect the location status put in place.
Described support 7 comprises two pieces of right-angled trapezium floors, rectangular flat I and opens round-meshed rectangular flat II.Described rectangular flat I is fitted with steel beam bearing 8, then screws in some screws and fixes rectangular flat I.Described rectangular flat II and the surface of girder steel 5 fit and circular hole position under the cavity of girder steel 5, then screw in some screws and fix rectangular flat II.Described two pieces of right-angled trapezium floors all vertically connect rectangular flat I and rectangular flat II.
Described reductor 6 is helical gear worm-gear speed reducer.Described reductor 6 is arranged on the bottom of girder steel 5 and is fixed on support 7.The output shaft of described reductor 6 passes the circular hole of support 7 and stretches in the cavity of girder steel 5.The lower end fitting key 11 of described trapezoidal screw 4 is connected with the output shaft of reductor 6, then screws in holding screw 12 in the lower surface of trapezoidal screw 4 and trapezoidal screw 4 together can be rotated with described output shaft.Described trapezoidal screw 4 is rotary with one end with the trapezoidal nut 9 of ring flange and screw in time ring flange in the below of nut body, ring flange should have some screwed holes.The lift angle of the screw thread that described trapezoidal screw 4 matches with trapezoidal nut 9 is less than the equivalent friction angle of screw pair, has auto-lock function.
The cross section of described guide holder 3 is circular and has four pilot holes.Position distribution in " matrix pattern " of described four pilot holes.In each pilot hole, fairlead is housed, fairlead inner surface lubricates, and resistance to sliding is very little.Middle part and top in the cavity that described two guide holders 3 are arranged on girder steel 5 respectively and position overlap in vertical direction.Distance between described two guide holders 3 relatively far apart, with ensure guiding accuracy and guiding steady qualitative.Described in every root, guide post 2 all passes vertically through the pilot hole on two guide holders 3.The lower end of guide post 2 described in every root is all positioned at the ring flange surface of trapezoidal nut 9.By some screws, every root guide post 2 is connected with trapezoidal nut 9.The upper end of guide post 2 described in every root is all connected with support panel seat 14.Described headstock-car body supporting seat 1 is arranged on and supports on panel seat 14.Due to the bearing height of train head compartment and middle compartment and structure inconsistent, therefore described headstock-car body supporting seat 1 is divided into headstock support carriers and car body support carriers.
In embodiment, after described reductor 6 starts, output shaft drives trapezoidal screw 4 together to rotate, and because trapezoidal screw 4 only has a free degree of rotating, therefore drives trapezoidal nut 9 to move up and down, and also drives guide post 2 to move up and down simultaneously.When guide post 2 moves up, support panel seat 14 and headstock-car body support carriers 1 are moved up, until after the car body on headstock-car body support carriers 1 supporting surface is jacked to position, proximity switch 10 sends the signal that puts in place, system just stops rising.When startup reductor 6, when output shaft is reversely rotated, trapezoidal nut 9 together declines together with guide post 2, thus drive support panel seat 14 and headstock-car body support carriers to move down, until support after panel seat 14 puts in place, proximity switch 10 sends the signal that puts in place, and system just stops declining.
Whether the concrete operations of the utility model device are as follows: first detect supporting panel seat 14 by proximity switch to position detecting system and decline and put in place, after determining that its decline puts in place, monorail train is drawn on girder steel 5, and headstock or car body bearing support 1 (selecting corresponding bearing support respectively because supporting compartment is different) are placed on the bearing position on girder steel 5.One key starts described decelerator 6, makes trapezoidal screw 4 rotarily drive trapezoidal nut 9 and guide post 2 mounted thereto moves vertically along guide holder 3, stops until arriving after commitment positions triggers proximity switch 10 to position detecting system.Meanwhile, be provided with sudden-stop function, running into emergency situations can This vehicle stops frequently, ensures operation process safety.
Embodiment 2:
See Fig. 3 and Fig. 4, described train overhaul place has the ground of level, and foundation ditch has been dug on the ground of this block level.
Described girder steel 5 is fixed on the level ground in train overhaul place.Girder steel 5 above described foundation ditch disconnects.The two ends of the disconnection that girder steel 5 is middle dorsad connect one section of PC track girder respectively.The two ends of described girder steel 5 have been arranged symmetrically with two groups of online car bodies of single-track vehicle and have supported and self-locking device 19.The online car body of described single-track vehicle supports and is arranged in the uncovered cavity of the upper and lower surface of girder steel 5 inside with self-locking device 19.
The online car body of described single-track vehicle supports and comprises bracing or strutting arrangement, guider, transmission device and control device with self-locking device 19.Described bracing or strutting arrangement comprises headstock-car body supporting seat 1, support 7 and supports panel seat 14.Described guider comprises four guide posts 2 and two guide holders 3.Described transmission device comprises trapezoidal screw 4, reductor 6 and trapezoidal nut 9.Described control device comprises proximity switch 10 and proximity switch mounting bar 15.
Described proximity switch 10 is divided into three, upper, middle and lower switch, is used for detecting that car body supporting seat supports to place state, headstock supporting seat supports to place state, supporting seat declines the state that puts in place respectively.Described proximity switch 10 is arranged on proximity switch mounting bar 15.Described proximity switch mounting bar 15 is positioned on the inwall of girder steel 5 cavity.Proximity switch is equipped with described proximity switch mounting bar 15 to position detecting system, controlled stroke and checkout gear, to detect the location status put in place.
Described support 7 comprises two pieces of right-angled trapezium floors, rectangular flat I and opens round-meshed rectangular flat II.Described rectangular flat I is fitted with steel beam bearing 8, then screws in some screws and fixes rectangular flat I.Described rectangular flat II and the surface of girder steel 5 fit and circular hole position under the cavity of girder steel 5, then screw in some screws and fix rectangular flat II.Described two pieces of right-angled trapezium floors all vertically connect rectangular flat I and rectangular flat II.
Described reductor 6 is helical gear worm-gear speed reducer.Described reductor 6 be arranged on girder steel 5 bottom and by screw fastening on support 7.The output shaft of described reductor 6 passes the circular hole of support 7 and stretches in the cavity of girder steel 5.The lower end fitting key 11 of described trapezoidal screw 4 is connected with the output shaft of reductor 6, then screws in holding screw 12 in the lower surface of trapezoidal screw 4 and trapezoidal screw 4 together can be rotated with described output shaft.Described trapezoidal screw 4 is rotary with one end with the trapezoidal nut 9 of ring flange and screw in time ring flange in the below of nut body, ring flange should have some screwed holes.Described trapezoidal screw 4 and horizontal plane.The lift angle of the screw thread that described trapezoidal screw 4 matches with trapezoidal nut 9 is less than the equivalent friction angle of screw pair, has auto-lock function.
Middle part and top in the cavity that described two guide holders 3 are welded on girder steel 5 respectively and position overlap in vertical direction.Distance between described two guide holders 3 relatively far apart, with ensure guiding accuracy and guiding steady qualitative.Described in every root, guide post 2 all passes vertically through the pilot hole on two guide holders 3.The lower end of guide post 2 described in every root is all positioned at the ring flange surface of trapezoidal nut 9.By some screws, every root guide post 2 is connected with trapezoidal nut 9.The upper end of guide post 2 described in every root is all connected with support panel seat 14.Described every root guide post 2 all and horizontal plane.Described headstock-car body supporting seat 1 is arranged on and supports on panel seat 14.Due to the bearing height of train head compartment and middle compartment and structure inconsistent, therefore described headstock-car body supporting seat 1 is divided into headstock support carriers and car body support carriers.
Described sedimentation beam 18 is positioned at the top of described foundation ditch.Bottom described foundation ditch, ground is provided with lowering or hoisting gear.The upper end of the telescopic end of described lowering or hoisting gear connects the lower surface of described hoistable platform 24.Described hoistable platform 24 is arranged in foundation ditch.
The upper surface of described hoistable platform 24 installs sedimentation beam slew gear 22.The rotating shaft of described sedimentation beam slew gear 22 be axially perpendicular to horizontal plane.The upper end of the rotating shaft of described sedimentation beam slew gear 22 connects the lower surface of sedimentation beam 18.Sedimentation beam slew gear 22 is placed in hoistable platform 24 times, avoids the space hold on hoistable platform 24, does not affect workman's operation, and equipment is more attractive in appearance simultaneously.
When described lowering or hoisting gear promote hoistable platform 24 rise to summit time, described sedimentation beam 18 rises to summit along with hoistable platform 24, and now, two ends of sedimentation beam 18 are connected on girder steel 5 gap.
Horizontal dynamic balanced controls 21 are also had in foundation ditch.Described horizontal dynamic balanced controls 21 comprise the gib block being arranged on foundation ditch inwall, and are arranged on the pulley of hoistable platform 24 lower surface.The rolling surface of described pulley contacts with gib block.
Horizontal pin mechanism 20 is also had in foundation ditch.Described horizontal pin mechanism 20 comprises the plug housing 25 be arranged on foundation ditch inwall, and is arranged on the latch 26 of hoistable platform 24 lower surface, plugging pin oil cylinder bearing 28 and plugging pin oil cylinder 29.
Described plug housing 25 has a through hole towards foundation ditch central authorities.Described plugging pin oil cylinder bearing 28 is fixed on hoistable platform 24 lower surface.The cylinder body of described plugging pin oil cylinder 29 is connected on plugging pin oil cylinder bearing 28.The tail end of the telescopic end connecting bolt 26 of described plugging pin oil cylinder 29.When described plugging pin oil cylinder 29 promotes latch 26 to solstics, latch 26 inserts in the through hole of plug housing 25.
In embodiment, plugging pin oil cylinder 29 and latch 26 are connected by axle II 27 first guarantees that horizontal pin mechanism 20 latch puts in place, then detect supporting panel seat 14 by proximity switch to position detecting system whether to decline and put in place, after determining that its decline puts in place, the compartment of re-type is needed to be drawn on sedimentation beam 18 monorail train by tractor, one key starts reductor 6 makes trapezoidal screw 4 rotary output axis drive trapezoidal screw 4 together to rotate, because trapezoidal screw 4 only has a free degree of rotating, therefore drive trapezoidal nut 9 to move up, also drive guide post 2 to move up simultaneously.Now, support panel seat 14 and headstock-car body support carriers 1 and also move up, until after the car body on headstock-car body support carriers 1 supporting surface is jacked to position, proximity switch 10 sends the signal that puts in place, and system just stops rising.Then bogie and train body split by staff, bogie weight is carried by sedimentation beam 18, then horizontal pin is extracted, along with the elevating mechanism 23 be placed under hoistable platform 24 declines, sedimentation beam 18 is driven slowly to decline, decline process keeps whole hoistable platform level by horizontal dynamic balanced controls 21, prevents it from tilting.After decline puts in place, promote sedimentation beam 18 by sedimentation beam slew gear 22 and rotate to and overhaul beam and be connected, then promote bogie and carry out the operations such as tyre inflating, replacing, maintenance to overhauling station.After the end of job, promote bogie on sedimentation beam 18, it is parallel with girder steel 5 that startup sedimentation beam slew gear 22 makes sedimentation beam 18 rotate to, then start elevating mechanism 23 to promote sedimentation beam 18 and rise until concordant with girder steel 5, start horizontal pin mechanism 22 and horizontal pin is inserted into position, then bogie is reinstalled ON TRAINS.Finally start the online car body of straddle-type single-track vehicle to support and self-locking device 19, the output shaft of reductor 6 is reversely rotated, trapezoidal nut 9 together declines together with guide post 2, thus drive support panel seat 14 and headstock-car body support carriers to move down, until support after panel seat 14 puts in place, proximity switch 10 sends the signal that puts in place, and system just stops declining.Train can draw outbound.
Claims (5)
1. the online car body of straddle-type single-track vehicle supports and self-locking device (19), it is characterized in that: comprise bracing or strutting arrangement, guider, transmission self-locking device and control device;
Described bracing or strutting arrangement comprises headstock-car body supporting seat (1), support (7) and supports panel seat (14); Described guider comprises four guide posts (2) and two guide holders (3); Described transmission self-locking device comprises trapezoidal screw (4), reductor (6) and trapezoidal nut (9); Described control device comprises proximity switch (10) and proximity switch mounting bar (15);
The online car body of described straddle-type single-track vehicle supports and is arranged in girder steel (5) with self-locking device (19); Described girder steel (5) inside has the uncovered cavity of a upper and lower surface; Described girder steel (5) is placed on steel beam bearing (8); Described steel beam bearing (8) is fixed on ground (13) by some foundation bolts (16);
Described proximity switch (10) is divided into three, upper, middle and lower switch; Described proximity switch (10) is arranged on proximity switch mounting bar (15); Described proximity switch mounting bar (15) is positioned on the inwall of girder steel (5) cavity;
Described support (7) comprises two pieces of right-angled trapezium floors, rectangular flat I and opens round-meshed rectangular flat II; Described rectangular flat I is fitted with steel beam bearing (8); Described rectangular flat II and the surface of girder steel (5) fit and circular hole position under the cavity of girder steel (5); Described two pieces of right-angled trapezium floors all vertically connect rectangular flat I and rectangular flat II;
Described reductor (6) is helical gear worm-gear speed reducer; Described reductor (6) is arranged on the bottom of girder steel (5) and is fixed on support (7); The output shaft of described reductor (6) passes the circular hole of support (7) and stretches in the cavity of girder steel (5); The lower end of described trapezoidal screw (4) is connected with the output shaft of reductor (6); Described trapezoidal screw (4) is rotary with one end with the trapezoidal nut (9) of ring flange and screw in time ring flange should in the below of nut body;
The cross section of described guide holder (3) is circular and has four pilot holes; Position distribution in " matrix pattern " of described four pilot holes; Middle part and top in the cavity that described two guide holders (3) are arranged on girder steel (5) respectively and position overlap in vertical direction; Described in every root, guide post (2) all passes vertically through the pilot hole on two guide holders (3); The lower end of guide post (2) described in every root is all positioned at the ring flange surface of trapezoidal nut (9); By screw, every root guide post (2) is connected with trapezoidal nut (9); The upper end of guide post (2) described in every root is all connected with support panel seat (14); Described headstock-car body supporting seat (1) is arranged on and supports on panel seat (14).
2. the online car body of a kind of straddle-type single-track vehicle according to claim 1 supports and self-locking device (19), it is characterized in that: described headstock-car body supporting seat (1) is divided into headstock supporting seat and car body supporting seat.
3. the online car body of a kind of straddle-type single-track vehicle according to claim 1 supports and self-locking device (19), it is characterized in that: described girder steel (5) is the same with the PC beam (prestressed concrete beam) that monorail train runs.
4. the online car body of a kind of straddle-type single-track vehicle according to claim 1 supports and self-locking device (19), it is characterized in that: described girder steel (5) profile inside is provided with Stroke Control and checkout gear system.
5. the online car body of a kind of straddle-type single-track vehicle according to claim 1 supports and self-locking device (19), it is characterized in that: described proximity switch mounting bar (15) is equipped with proximity switch to position detecting system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520252480.0U CN204566091U (en) | 2015-04-24 | 2015-04-24 | The online car body of straddle-type single-track vehicle supports and self-locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520252480.0U CN204566091U (en) | 2015-04-24 | 2015-04-24 | The online car body of straddle-type single-track vehicle supports and self-locking device |
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| Publication Number | Publication Date |
|---|---|
| CN204566091U true CN204566091U (en) | 2015-08-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520252480.0U Withdrawn - After Issue CN204566091U (en) | 2015-04-24 | 2015-04-24 | The online car body of straddle-type single-track vehicle supports and self-locking device |
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| CN (1) | CN204566091U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105082092A (en) * | 2015-04-24 | 2015-11-25 | 重庆大学 | Online vehicle body supporting and self locking device for straddle type monorail vehicle |
| CN107323434A (en) * | 2017-07-10 | 2017-11-07 | 杭州中车车辆有限公司 | Straddle-type monorail train bogie maintenance system |
| CN111021396A (en) * | 2019-12-06 | 2020-04-17 | 江西洪都航空工业集团有限责任公司 | Foundation bolt lateral loading self-locking mechanism |
-
2015
- 2015-04-24 CN CN201520252480.0U patent/CN204566091U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105082092A (en) * | 2015-04-24 | 2015-11-25 | 重庆大学 | Online vehicle body supporting and self locking device for straddle type monorail vehicle |
| CN105082092B (en) * | 2015-04-24 | 2016-10-05 | 重庆大学 | The online car body of straddle-type single-track vehicle supports and self-locking device |
| CN107323434A (en) * | 2017-07-10 | 2017-11-07 | 杭州中车车辆有限公司 | Straddle-type monorail train bogie maintenance system |
| CN111021396A (en) * | 2019-12-06 | 2020-04-17 | 江西洪都航空工业集团有限责任公司 | Foundation bolt lateral loading self-locking mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150819 Effective date of abandoning: 20161005 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |