CN204399192U - A kind of vertical mobile intake type car ladder track-catching device - Google Patents
A kind of vertical mobile intake type car ladder track-catching device Download PDFInfo
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- CN204399192U CN204399192U CN201520047718.6U CN201520047718U CN204399192U CN 204399192 U CN204399192 U CN 204399192U CN 201520047718 U CN201520047718 U CN 201520047718U CN 204399192 U CN204399192 U CN 204399192U
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- nut
- track
- catching device
- handgrip
- screw mandrel
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Abstract
The utility model relates to a kind of vertical mobile intake type car ladder track-catching device, compared with prior art solves the defect that car ladder is difficult to reinforce stabilization under the limited occasion of track side space of planes.Track-catching device frame of the present utility model is installed with stepping motor, bearing seat and moving guide rail from top to bottom successively, the output shaft of stepping motor is connected and installed with screw mandrel by coupler, screw mandrel is arranged on bearing seat, on screw mandrel, screw thread is provided with nut, and the sidepiece of nut is movably arranged on moving guide rail; Track-catching device frame sidepiece is provided with the housing paralleled with stepping motor and nut, and housing is provided with finger, and handgrip is hinged on nut, and the root of handgrip and finger form normal-running fit and when nut moves to screw mandrel bottom, front portion and the rail of handgrip interlock.The utility model not only prevent the terraced situation occurring toppling that is in operation of car, adds the stability that car ladder uses; And save handgrip and discharge space needed for process, be applicable to the limited occasion of track side space of planes.
Description
Technical field
The utility model relates to electrification railway contact net tool car ladder technical field, specifically a kind of vertical mobile intake type car ladder track-catching device.
Background technology
Along with developing rapidly of China Express Railway, the laying of electrified railway gets more and more, and the maintenance of contact system important in electrified railway also faces huge challenge, its requirement has higher work efficiency and safety factor in daily contact system maintenance process., in use there is following problem in existing electrification railway contact net upkeep operation car ladder: 1, car ladder itself is higher, and it easily occurs in motion process toppling in left and right; 2, when car ladder moves to the bend place of railway, the side of rail is higher than opposite side, and now service personnel works extremely dangerous on workplatform; 3, when car ladder static staff carry out operation safeguard time, the operation of big-movement can cause car ladder to rock, car ladder use extremely dangerous.Particularly running into many rail doubling designs, during the occasion that namely track side space of planes is limited, steady then more difficult to the stabilization and reinforcement of car ladder.How to develop a kind of track-catching device that can be applied under the limited occasion of track side space of planes and become the technical matters being badly in need of solving.
Utility model content
The purpose of this utility model under the limited occasion of track side space of planes, is difficult to the defect of reinforce stabilization to solve car ladder in prior art, provides a kind of vertical mobile intake type car ladder track-catching device to solve the problems referred to above.
To achieve these goals, the technical solution of the utility model is as follows:
A kind of vertical mobile intake type car ladder track-catching device, comprise workplatform, detachable ladder and tower wagon chassis, described workplatform is arranged on the top of detachable ladder, detachable ladder is arranged on tower wagon chassis, tower wagon chassis comprises left longitudinal beam, right longitudinal beam and three transverse beams, three transverse beams are laterally arranged on left longitudinal beam and right longitudinal beam
Also comprise the track-catching device frame being fixedly mounted on left longitudinal beam sidepiece, track-catching device frame is installed with stepping motor, bearing seat and moving guide rail from top to bottom successively, the output shaft of stepping motor is connected and installed with screw mandrel by coupler, screw mandrel is arranged on bearing seat, on screw mandrel, screw thread is provided with nut, and the sidepiece of nut is movably arranged on moving guide rail; Track-catching device frame sidepiece is provided with the housing paralleled with stepping motor and nut, and housing is provided with finger, and handgrip is hinged on nut, and the root of handgrip and finger form normal-running fit and when nut moves to screw mandrel bottom, front portion and the rail of handgrip interlock.
Also comprise electric control box, electric control box is arranged on detachable ladder by hook, and the control line of described stepping motor is connected into electric control box.
beneficial effect
The vertical mobile intake type car ladder track-catching device of one of the present utility model, compared with prior art the process of discharging of handgrip is the vertical process moving and rotate, and namely moves down and rotates promptly.Not only prevent the terraced situation occurring toppling that is in operation of car, add the stability that car ladder uses; And save handgrip and discharge space needed for process, be applicable to the limited occasion of track side space of planes, have structure simple, use portable, that safety is high feature.
Accompanying drawing explanation
Fig. 1 is the structure left view of car ladder;
Fig. 2 is the structure front elevation of car ladder;
Structure front elevation when Fig. 3 is the utility model lock-out state;
Structure front elevation when Fig. 4 is the utility model released state;
Fig. 5 is the upward view of the actual use of the utility model;
Fig. 6 is the structure upward view of car ladder actuating device;
Fig. 7 is the structure front elevation of car ladder flower wheel support;
Wherein, 1-car ladder chassis, the left longitudinal beam of 11-, the short longitudinal beam of 12-, 13-transverse beam, the right longitudinal beam of 14-, the detachable ladder of 2-, 21-ladder, 22-threaded fasteners, 23-oblique drawbar, 3-workplatform, 4-electric control box, 41-links up with, 5-actuating device, 51-mair motor, 52-main reduction gear, 53-castellated shaft, 54-adapter shaft, 55-axle drive shaft, 56-bearing seat, 57-main reduction gear supports, 6-road wheel, 7-track-catching device, , 70-housing, 71-stepping motor, 72-coupler, 73-bearing seat, 74-screw mandrel, 75-nut, 76-pulls pin, 77-track-catching device frame, 78-moving guide rail, 79-handgrip, 8-rail, 9-flower wheel support, 91-support upper plate, 92-anchor shaft support, 93-anchor shaft, 94-bearing, 95-sleeve, 96-black nut.
Detailed description of the invention
For making to have a better understanding and awareness architectural feature of the present utility model and effect of reaching, coordinating detailed description in order to preferred embodiment and accompanying drawing, being described as follows:
As depicted in figs. 1 and 2, for the car ladder of electrification railway contact net maintenance, comprise workplatform 3, detachable ladder 2 and tower wagon chassis 1, workplatform 3 is arranged on the top of detachable ladder 2, four columns of workplatform 3 are provided with four through holes from high to low, be connected with ladder 2 by through hole, the height of workplatform 3 can be regulated by four through holes.Detachable ladder 2 is arranged on tower wagon chassis 1, and workplatform 3, detachable ladder 2 and tower wagon chassis 1 three form car ladder jointly.Wherein, as shown in Figure 4, tower wagon chassis 1 is combined to install by left longitudinal beam 11, right longitudinal beam 14 and three transverse beams 13 and formed, and three transverse beams 13 are laterally arranged on two longitudinal beams 11, form " saying " font.Short longitudinal beam 12 to be vertically mounted in two adjacent transverse beams 13 and between two longitudinal beams 11, and short longitudinal beam 12 is for installing main reduction gear 52, and it can be arranged in any two adjacent transverse beams 13, for actuating device 5 provides fixed pedestal.
As shown in Fig. 1, Fig. 3, Fig. 4 and Fig. 5, occur toppling in order to avoid car ladder is in operation, below the left longitudinal beam 11 on tower wagon chassis 1, track-catching device 7 can be installed, according to actual needs, track-catching device 7 can install 2, to be namely arranged on respectively below left longitudinal beam 11 and below right longitudinal beam 14.The vertical mobile intake type car ladder track-catching device of one described in the utility model, comprise the track-catching device frame 77 being fixedly mounted on left longitudinal beam 11 sidepiece, track-catching device frame 77 supports for track-catching device assembly provides to install.Track-catching device frame 77 is installed with stepping motor 71, bearing seat 73 and moving guide rail 78 from top to bottom successively, and stepping motor 71 is vertical with both bearing seats 73 corresponding.The output shaft of stepping motor 71 is mounted on the upper end of screw mandrel 74 by coupler 72, screw mandrel 74 is installed fixing on bearing seat 73.On screw mandrel 74, screw thread is provided with nut 75, by the rotation of nut 75 with screw mandrel 74 for guiding carries out up-and-down movement.The sidepiece of nut 75 is movably arranged on moving guide rail 78, and namely nut 75 can slide on moving guide rail 78.By the combination of moving guide rail 78 and screw mandrel 74, when using stepping motor 71 to drive leading screw 74 to rotate, nut 75 moves up and down under the guiding of moving guide rail 78.
Track-catching device frame 77 sidepiece is provided with the housing 70 paralleled with stepping motor 71 and nut 75, housing 70 fixedly mounts finger 76, and housing 70 is for fixing finger 76.Also finger 76 can be fixed on track-catching device frame 77 or miscellaneous part by support as required in practical application.Handgrip 79 is hinged on nut 75, and handgrip 79 can rotary motion on nut 75.Root and the finger 76 of handgrip 79 form normal-running fit, the root of handgrip 79 can limited location fork on finger 76, also can be run through by finger 76, handgrip 79 can rotate just can.As shown in Figure 3, when nut 75 moves to screw mandrel 74 bottom, front portion and the rail 8 of handgrip 79 interlock.As shown in Figure 4, when nut 75 moves to screw mandrel 74 top (near bearing seat 73 place), front portion and the rail 8 of handgrip 79 unlock.
The conveniently control of track-catching device 7, as depicted in figs. 1 and 2, can also arrange electric control box 4, and electric control box 4 is arranged on detachable ladder 2 by hook 41, and the control line of stepping motor 71 is connected into electric control box 4.Like this by the operation of electric control box 4, the operation that can realize track-catching device 7 controls.
As shown in Fig. 2, Fig. 4 and Fig. 5, in order to realize the Electronic control of car ladder, on tower wagon chassis 1, actuating device 5 can also be installed.Actuating device 5 comprises mair motor 51 and road wheel 6, and wherein the quantity of road wheel 6 is 4, identical with wheel count of the prior art.The output shaft of mair motor 51 is arranged on main reduction gear 52, and mair motor 51 is slowed down by main reduction gear 52, adjusted torque, and forms the power synchronous transmission of horizontal both direction.Main reduction gear 52 supports 57 by main reduction gear and is fixedly mounted on short longitudinal beam 12, and short longitudinal beam 12 defines the fixed installation to retarder 52 and mair motor 51.Main reduction gear 52 and two longitudinal beams 11 are separately installed with drive wheel assemblies, the quantity of drive wheel assemblies is 2, namely main reduction gear 52 and the longitudinal beam 11 on the left side are provided with drive wheel assemblies, main reduction gear 52 and the longitudinal beam 11 on the right are provided with drive wheel assemblies too, form the control of left and right two road wheels 6 on mair motor 51 pairs of same level lines.As shown in Figure 4, drive wheel assemblies comprises the castellated shaft 12 be arranged on main reduction gear 52 output shaft, castellated shaft 12 can be directly installed on the output shaft bearing of main reduction gear 52, the other end of castellated shaft 12 is connected with axle drive shaft 55 by adapter shaft 54, can be driven the rotation of axle drive shaft 55 by the rotation of castellated shaft 12.Longitudinal beam 11 is installed with bearing seat 56, axle drive shaft 55 is arranged on bearing seat 56, and axle drive shaft 55 is spacing on longitudinal beam 11 by bearing seat 56.End winding support axle drive shaft 55 is positioned at outside tower wagon chassis 1 is provided with road wheel 6, and namely the other end of axle drive shaft 55 is provided with road wheel 6, can be driven the rotation of road wheel 6 by the rotation of axle drive shaft 55.
Two road wheel 6(driving wheels that what mair motor 51 controlled is on main reduction gear 52 same level line) motion, by the principle of prior art, two longitudinal beams 11 are all installed with flower wheel support 9 with the reciprocal other end of bearing seat 56.Flower wheel support 9 is for the installation of flower wheel, and its quantity is 2, corresponding with two driving wheels respectively.Flower wheel support 9 is all provided with road wheel 6(flower wheel), be formed in the supporting movement of four road wheels 6 on tower wagon chassis 1.Flower wheel support 9 can use multiple mounting structure of the prior art, in order to ensure the reliability of service of flower wheel support 9, as shown in Figure 6, flower wheel support 9 comprises the anchor shaft support 92 be fixedly mounted on longitudinal beam 11, in order to increase the firmness of anchor shaft support 92, can also on longitudinal beam 11 anchor shaft support 92 mirror image face on mounting bracket upper plate 91, support upper plate 91, longitudinal beam 11 and anchor shaft support 92 three are fixed by bolt-through.Anchor shaft support 92 is provided with anchor shaft 93, anchor shaft 93 maintains static.Road wheel 6 is arranged on anchor shaft 93, is provided with bearing 94 between road wheel 6 and anchor shaft 93, and the quantity of bearing 94 is preferably 2, and road wheel 6 is rotated on anchor shaft 93 by bearing 94.Anchor shaft 93 is positioned at road wheel 6 outside and sleeve 95 and black nut 96 are installed successively, thus prevent road wheel 6 to be separated from anchor shaft 93.
In like manner, as depicted in figs. 1 and 2, the control line of mair motor 51 and auxiliary-motor 71 also can be connected into electric control box 4.Like this, mair motor 51 and auxiliary-motor 71 can carry out centralized control by electric control box 4, and control box, built with PLC, controls the forward-reverse of car ladder, fast forwarding and fast rewinding and slow-motion by control box 4 and moves back slowly.As depicted in figs. 1 and 2, conveniently transport, detachable ladder 2 can by two sub-ladders 21, and every sub-ladder 21 is reinforced by four oblique drawbars.Four pin between two sub-ladders 21 are installed by threaded fasteners 22 and are connected, and when transporting, are separated by two sub-ladders 21 from threaded fasteners 22.
During actual use, when car ladder needs reinforcement stable, operation electric control box 4 control step motor 71 works.Stepping motor 71 drives screw mandrel 74 to rotate by coupler 72, and the nut 75 on screw mandrel 74 is due to spacing on moving guide rail 78, and nut 75 is vertical lower shifting movement under the rotation of screw mandrel 74 drives.Handgrip 79 is vertical lower shifting movement along with nut 75 does, but is pulling pin on 76 because the root of handgrip 79 is spacing, and therefore the vertical lower shifting movement of handgrip 79 is firmly grasped for moving down to rotate.When nut 75 moves to the bottom of screw mandrel 74, front end and the rail 8 of handgrip 79 interlock, thus locking is reinforced.When car ladder unlocks, stepping motor 71 drives screw mandrel 74 to rotate backward by coupler 72,75, nut with on shifting movement.In like manner, handgrip 79 is also driven shifting movement, namely carries out limit is moved, limit unlocks.Wait to unlock successfully, when namely nut 75 moves near bearing seat 73, handgrip 79 is also received in the scope of housing 70, does not take other spaces, is therefore applicable to track side surfaces limited space occasion.
More than show and describe groundwork of the present utility model, principal character and advantage of the present utility model.The technical personnel of the industry should be understood; the utility model is not restricted to the described embodiments; the just principle of the present utility model described in above-described embodiment and specification sheets; under the prerequisite not departing from the utility model spirit and scope, the utility model also has various changes and modifications, and these changes and improvements all fall in claimed scope of the present utility model.The protection domain that the utility model requires is defined by appending claims and equivalent thereof.
Claims (2)
1. a vertical mobile intake type car ladder track-catching device, comprise workplatform (3), detachably ladder (2) and tower wagon chassis (1), described workplatform (3) is arranged on the top of detachable ladder (2), detachable ladder (2) is arranged on tower wagon chassis (1), tower wagon chassis (1) comprises left longitudinal beam (11), right longitudinal beam (14) and three transverse beams (13), three transverse beams (13) are laterally arranged on left longitudinal beam (11) and right longitudinal beam (14), it is characterized in that:
Also comprise the track-catching device frame (77) being fixedly mounted on left longitudinal beam (11) sidepiece, track-catching device frame (77) is installed with stepping motor (71), bearing seat (73) and moving guide rail (78) from top to bottom successively, the output shaft of stepping motor (71) is connected and installed with screw mandrel (74) by coupler (72), screw mandrel (74) is arranged on bearing seat (73), the upper screw thread of screw mandrel (74) is provided with nut (75), and the sidepiece of nut (75) is movably arranged on moving guide rail (78); Track-catching device frame (77) sidepiece is provided with the housing (70) paralleled with stepping motor (71) and nut (75), housing (70) is provided with finger (76), handgrip (79) is hinged on nut (75), the root of handgrip (79) and finger (76) form normal-running fit and when nut (75) moves to screw mandrel (74) bottom, front portion and the rail (8) of handgrip (79) interlock.
2. the vertical mobile intake type car ladder track-catching device of one according to claim 1, it is characterized in that: also comprise electric control box (4), electric control box (4) is arranged on detachable ladder (2) by hook (41), and the control line of described stepping motor (71) is connected into electric control box (4).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201520047718.6U CN204399192U (en) | 2015-01-23 | 2015-01-23 | A kind of vertical mobile intake type car ladder track-catching device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201520047718.6U CN204399192U (en) | 2015-01-23 | 2015-01-23 | A kind of vertical mobile intake type car ladder track-catching device |
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CN204399192U true CN204399192U (en) | 2015-06-17 |
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CN201520047718.6U Expired - Fee Related CN204399192U (en) | 2015-01-23 | 2015-01-23 | A kind of vertical mobile intake type car ladder track-catching device |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105151079A (en) * | 2015-10-19 | 2015-12-16 | 中铁武汉电气化局集团第一工程有限公司 | Rail grasping device of catenary vehicle ladder |
CN108162807A (en) * | 2018-02-26 | 2018-06-15 | 湖南亚太高岸铁路装备股份有限公司 | A kind of contact net safeguards electronic tower wagon |
-
2015
- 2015-01-23 CN CN201520047718.6U patent/CN204399192U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105151079A (en) * | 2015-10-19 | 2015-12-16 | 中铁武汉电气化局集团第一工程有限公司 | Rail grasping device of catenary vehicle ladder |
CN108162807A (en) * | 2018-02-26 | 2018-06-15 | 湖南亚太高岸铁路装备股份有限公司 | A kind of contact net safeguards electronic tower wagon |
CN108162807B (en) * | 2018-02-26 | 2024-02-13 | 湖南亚太高岸铁路装备股份有限公司 | Electric ladder car for maintaining contact net |
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Legal Events
Date | Code | Title | Description |
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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 | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150617 Termination date: 20180123 |