CN105151079A - Rail grasping device of catenary vehicle ladder - Google Patents
Rail grasping device of catenary vehicle ladder Download PDFInfo
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- CN105151079A CN105151079A CN201510676855.0A CN201510676855A CN105151079A CN 105151079 A CN105151079 A CN 105151079A CN 201510676855 A CN201510676855 A CN 201510676855A CN 105151079 A CN105151079 A CN 105151079A
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- car ladder
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Abstract
The invention discloses a rail grasping device of a catenary vehicle ladder. The rail grasping device comprises a base, and clamping claws mounted on the base in a hinged manner, wherein the base comprises two parallel side plates which are arranged at intervals, and a top plate mounted between two side edges; the clamping claws are mounted between the two side plates, and a pull rod is movably mounted on the top plate; a push plate which can be applied on the clamping claws is arranged at the bottom of the pull rod; a cam is mounted at the top of the pull rod and can rotate relative to the pull rod; a transmission sleeve is mounted on the pull rod between the cam and the base in a sleeving manner; a spring sleeve is arranged on an inner end surface close to one side of the push plate, of the transmission sleeve; a bracket is also mounted on each side plate of the base, and a hold hoop with a fastening and fixing function is mounted at the tail end of each bracket. The rail grasping device of a catenary vehicle ladder, provided by the invention, is simple in structure, and can effectively prevent the catenary vehicle ladder from overturning; through the rail grasping device, the operation time is shortened, the labor strength of workers is reduced, and the rail grasping device is easy to repair and maintain, so that the defects that a conventional contact-line vehicle ladder is poor in stability, low in safety and inconvenient to use are overcome.
Description
Technical field
The present invention relates to electrification railway contact net tool car ladder technical field, be specifically related to a kind of contact system car ladder track-catching device.
Background technology
Contact system is the main truss of railway electrification project, is the transmission line of electricity of the special shape of powering to electric locomotive of downline overhead erection.Contact system car ladder is the main tool of contact network construction, maintenance ascend operation, and it mainly contains the ladder composition frame part of both sides, and frame roof is provided with footstock and guard rail, and base of frame is provided with the wheel coordinating with rail and walk.
As everyone knows, train running speed is faster, larger by the centnifugal force produced during bend, in order to ensure the safety of train operation, has superelevation design at the outer rail of curve section, and if radius of curve is 1200m, superelevation of outer rail may reach 150mm.For the motor train unit of running at high speed, suitable superelevation of outer rail can ensure the safe in operation of train, but just becomes labile factor for contact system car ladder.In use, contact system car ladder is parked on the rail below contact system that is to be onstructed, that overhaul, and two workmans are by the terraced footstock climbing to contact system car ladder of contact system car being constructed to contact system, overhauling.In order to prevent contact system car ladder tilted to song, usually needing to be equipped with several auxilian and carrying out hand steered to contact system car ladder, not only wasting time and energy, inefficiency, but also need to increase extra manpower, add the labour intensity of workman.
For above-mentioned technical matters, a kind of vertical mobile intake type car ladder track-catching device is provided in Chinese patent CN201520047718.6, by installing a track-catching device frame at left longitudinal beam sidepiece, thus improve contact system car ladder stability in use, but, be only provided with a catching in this structure, thus application force is less causes its less stable to cause it to firmly grasp, and in use procedure, be not easy to contact system car ladder to be separated with track-catching device, cause and use inconvenience.
Summary of the invention
For solving the problems of the technologies described above, the object of the present invention is to provide a kind of structure simple, effectively can prevent the toppling of contact system car ladder, shorten the operating time, reduce labor strength, be easy to overhaul and the contact system car ladder track-catching device of maintenance, low and use the defect of inconvenience to solve existing contact system car ladder poor stability, safety performance.
For achieving the above object, a kind of contact system car ladder track-catching device of the present invention, it comprises a pedestal, radial type installing catching on the base, it is characterized in that: described pedestal comprises the side plate that two parallel interval are arranged and the top board be installed between dual-side, described catching is installed between described biside plate, and movable on described top board a pull bar is housed, be provided with one bottom described pull bar and can act on push pedal in described catching, and this pull bar top is equiped with a cam, described cam can rotate relative to described pull bar, and pull bar between described cam and this pedestal is set with a drive sleeve, the inner end surface of described drive sleeve near described push pedal side is provided with a spring housing, the side plate of described pedestal is also equipped with a support, and is equiped with an anchor ear for being locked at the end of this support.
On the basis of such scheme preferably, described cam is equiped with a push rod.
On the basis of such scheme preferably, described pedestal is equiped with the catching described in two, two described catching radial type installings on the base.
On the basis of such scheme preferably, described push pedal is provided with two through holes, and is provided with a waist-shaped hole in described catching, and described push pedal is connected in described push pedal turnably by installing a bolt in this through hole and described waist-shaped hole.
On the basis of such scheme preferably, described catching is high-strength insulation catching.
On the basis of such scheme preferably, described support comprises the support plate that two parallel interval are arranged and the connecting panel connecting two described support plates, and described support is separately fixed at the lateral surface of two described side plates by described two support plates.
The present invention compared with prior art, its beneficial effect is: a kind of contact system car ladder track-catching device of the present invention, by being arranged on the catching of base bottom, and utilize cam to rotate, drive pull bar upward movement, the push pedal of tie rod end is pulled upwardly, push pedal drives claw around the screws hinged with pedestal, it is made to be clamped on rail, and utilize the anchor ear be installed on support, steel pipe bottom anchor ear and contact system car ladder is locked, thus realize contact system car ladder be connected with rail, guarantee the stability of contact system car ladder, and when not using, contact system car ladder and being separated of rail is realized by unclamping catching, use dismounting more convenient.The present invention is compared with traditional contact system car ladder, it utilizes equipment to fix the artificial fixing car ladder of car ladder replacement, when completely avoid operation, car ladder is toppled over, is slided down, and for the safety of workmen, equipment provides guarantee, reduces person works's intensity simultaneously and saves manpower; And ingenious not isometrical motion and the lever principle utilizing cam, control edge insulator grasping operation easily and move; And insulation catching structure of the present invention is comparatively simple, low cost of manufacture, weight are light, is easy to carry, installing/dismounting and operation all simple.
Accompanying drawing explanation
Fig. 1 is the open mode figure of contact system car of the present invention ladder track-catching device;
Fig. 2 is the locking state figure of contact system car of the present invention ladder track-catching device;
Fig. 3 is the structural representation of pedestal of the present invention;
Fig. 4 is the structural representation of support of the present invention; .
Detailed description of the invention
By describe in detail the present invention technology contents, structural attitude, reached object and effect, hereby exemplify embodiment below and coordinate accompanying drawing to be explained in detail.
Refer to shown in Fig. 1, and shown in composition graphs 2 to Fig. 4, the invention provides a kind of contact system car ladder track-catching device, it comprises a pedestal 10, radial type is installed in the catching 20 on this pedestal 10, wherein, pedestal 10 of the present invention comprises the side plate 11 that two parallel interval are arranged and the top board 12 be installed between dual-side, catching 20 is installed between biside plate 11 and also can rotates around with side plate 11 hinged place, movable on top board 12 of the present invention a pull bar 30 is housed, be provided with one bottom pull bar 30 and can act on push pedal 31 in catching 20, and this pull bar 30 top is equiped with a cam 32, cam 32 can rotate relative to pull bar 30, and pull bar 30 between cam 32 and this pedestal 10 is set with a drive sleeve 33, drive sleeve 33 one end can be contacted with cam 32 by batch (-type), its other end is conflicted on the top board 12 of pedestal 10, a spring housing 34 is provided with at the inner end surface of drive sleeve 33 near push pedal 31 side, spring housing 34 is sleeved on pull bar 30, during action, can relatively rotate by actuating cam 32, namely the not isometrical rotation of cam 32 is utilized, spring housing about 34 is shunk, thus drive pull bar 30 to carry out fore and aft motion, and then make the push pedal 31 bottom pull bar 30 apply application force in catching 20, make it open or close, and due to the effect of spring housing 34, effectively can guarantee cam 32 position relatively stable (cam 32 automatic rotation can not be caused because of external world's shake etc. a little), affect the stability that catching 20 clamps, the side plate 11 of pedestal 10 is also equipped with a support 40, and is equiped with an anchor ear 41 for being locked at the end of this support 40.
During use, contact system car ladder track-catching device of the present invention and rail combine by catching 20 by user, and by the anchor ear 41 on support 40, contact system car ladder and contact system car ladder track-catching device of the present invention are linked together, thus stable for contact system car ladder can be realized to be fixed on rail, when can completely avoid operation, car ladder is toppled over, is slided down, and for the safety of workmen, equipment provides guarantee, reduces person works's intensity simultaneously and saves manpower; When needs change contact system car ladder position, only need actuating cam 32 to rotate to unclamp catching 20 just can realize being separated of contact system car ladder and rail, use more convenient.
In order to further describe technical scheme of the present invention, shown in Fig. 1, this use is novel, cam 32 is equiped with a push rod 35, more time saving and energy saving to further facilitate when actuating cam 32 rotates.Preferably, pedestal 10 of the present invention is equiped with two catchings 20, two catching 20 radial types are installed on this pedestal 10, to be strengthened the locking application force between catching 20 and rail further by two catchings 20, and carry out hinged due to catching 20 and push pedal 31, thus make, when cam 32 drives pull bar 30 to move, push pedal 31 can be realized simultaneously to the application force of two catchings 20, preferred catching 20 of the present invention is high-strength insulation catching 20.
Shown in Fig. 4, support 40 of the present invention comprises the support plate 42 that two parallel interval are arranged and the connecting panel 43 connecting two support plates 42, and support 40 is separately fixed at the lateral surface of two side plates 11 by two support plates 42; And in push pedal 31, be provided with two through holes, this catching is provided with a waist-shaped hole, push pedal 31 is connected in push pedal 31 by installing a bolt in this through hole and waist-shaped hole turnably, thus make when cam 32 carries out not isometrical motion, drive catching 20 to rotate relative to the interface point with pedestal 10 by push rod 31, realize it and open or closing motion.
The present invention compared with prior art, its beneficial effect is: a kind of contact system car ladder track-catching device of the present invention, by being arranged on the catching 20 bottom pedestal 10, and utilize cam 32 to rotate, drive pull bar 30 upward movement, the push pedal 31 of pull bar 30 end is pulled upwardly, push pedal 31 drives claw 20 around the screws hinged with pedestal 10, it is made to be clamped on rail, and utilize the anchor ear 41 be installed on support, steel pipe bottom anchor ear 41 and contact system car ladder is locked, thus realize contact system car ladder be connected with rail, guarantee the stability of contact system car ladder, and when not using, contact system car ladder and being separated of rail is realized by unclamping catching 20, use dismounting more convenient.The present invention is compared with traditional contact system car ladder, it utilizes equipment to fix the artificial fixing car ladder of car ladder replacement, when completely avoid operation, car ladder is toppled over, is slided down, and for the safety of workmen, equipment provides guarantee, reduces person works's intensity simultaneously and saves manpower; And ingenious not isometrical motion and the lever principle utilizing cam 32, control insulation catching 20 easily and move; And insulation catching 20 structure of the present invention is comparatively simple, low cost of manufacture, weight are light, is easy to carry, installing/dismounting and operation all simple.
In sum, be only the preferred embodiment of the present invention, do not limit protection scope of the present invention with this, all equivalence changes done according to the scope of the claims of the present invention and description with modify, be all within scope that patent of the present invention contains.
Claims (6)
1. a contact system car ladder track-catching device, it comprises a pedestal, radial type installing catching on the base, it is characterized in that: described pedestal comprises the side plate that two parallel interval are arranged and the top board be installed between dual-side, described catching is installed between described biside plate, and movable on described top board a pull bar is housed, be provided with one bottom described pull bar and can act on push pedal in described catching, and this pull bar top is equiped with a cam, described cam can rotate relative to described pull bar, and pull bar between described cam and this pedestal is set with a drive sleeve, the inner end surface of described drive sleeve near described push pedal side is provided with a spring housing, the side plate of described pedestal is also equipped with a support, and is equiped with an anchor ear for being locked at the end of this support.
2. a kind of contact system car ladder track-catching device as claimed in claim 1, is characterized in that: described cam is equiped with a push rod.
3. a kind of contact system car ladder track-catching device as claimed in claim 1, is characterized in that: described pedestal is equiped with the catching described in two, and two described catching radial type installings on the base.
4. a kind of contact system car ladder track-catching device as claimed in claim 1, it is characterized in that: described push pedal is provided with two through holes, and a waist-shaped hole is provided with in described catching, described push pedal is connected in described push pedal turnably by installing a bolt in this through hole and described waist-shaped hole.
5. a kind of contact system car ladder track-catching device as claimed in claim 1, is characterized in that: described catching is high-strength insulation catching.
6. a kind of contact system car ladder track-catching device as claimed in claim 1, it is characterized in that: described support comprises the support plate that two parallel interval are arranged and the connecting panel connecting two described support plates, and described support is separately fixed at the lateral surface of two described side plates by described two support plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510676855.0A CN105151079B (en) | 2015-10-19 | 2015-10-19 | A kind of contact net car ladder track-catching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510676855.0A CN105151079B (en) | 2015-10-19 | 2015-10-19 | A kind of contact net car ladder track-catching device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105151079A true CN105151079A (en) | 2015-12-16 |
| CN105151079B CN105151079B (en) | 2017-06-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510676855.0A Active CN105151079B (en) | 2015-10-19 | 2015-10-19 | A kind of contact net car ladder track-catching device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105751920A (en) * | 2016-03-02 | 2016-07-13 | 湖南华铝机械技术有限公司 | Intelligent multifunctional overhead contact system operation tower wagon |
| CN110877626A (en) * | 2019-12-12 | 2020-03-13 | 绍兴上虞渡进电子科技有限公司 | Braking equipment for effectively reducing derailment of high-speed emergency brake train |
| CN113264079A (en) * | 2021-05-31 | 2021-08-17 | 郑慧慧 | Contact net car ladder rail grabbing device |
| CN113306459A (en) * | 2021-07-01 | 2021-08-27 | 深圳市联兆电子有限公司 | Railway contact net overhauls construction with tower wagon rail grabbing ware |
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| SU1202943A1 (en) * | 1984-06-25 | 1986-01-07 | Научно-исследовательский институт строительства угольных и горнорудных предприятий "Кузниишахтострой" | Rail braking clamp |
| WO2009092156A1 (en) * | 2008-01-22 | 2009-07-30 | Hillmar Industries Ltd. | Constant force rail clamp |
| CN204399192U (en) * | 2015-01-23 | 2015-06-17 | 上海铁路局合肥供电段 | A kind of vertical mobile intake type car ladder track-catching device |
| CN204472596U (en) * | 2015-01-23 | 2015-07-15 | 上海铁路局合肥供电段 | A kind of railway contact line tool car ladder with grabbing rail function |
| CN204476243U (en) * | 2015-01-23 | 2015-07-15 | 上海铁路局合肥供电段 | A kind of track-catching device for electrification railway contact net tool car ladder |
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| CN205022606U (en) * | 2015-10-19 | 2016-02-10 | 中铁武汉电气化局集团第一工程有限公司 | Contact net car ladder grabs rail ware |
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2015
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Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1367140A (en) * | 1970-10-16 | 1974-09-18 | Hydro Air Eng Inc | Apparatus for rollingly supporting and clamping a carriage to a suppor t track |
| JPS56157664A (en) * | 1980-05-02 | 1981-12-04 | Nippon Electric Co | Rail clamping device for wheel type drive type antenna |
| SU1202943A1 (en) * | 1984-06-25 | 1986-01-07 | Научно-исследовательский институт строительства угольных и горнорудных предприятий "Кузниишахтострой" | Rail braking clamp |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105751920A (en) * | 2016-03-02 | 2016-07-13 | 湖南华铝机械技术有限公司 | Intelligent multifunctional overhead contact system operation tower wagon |
| CN105751920B (en) * | 2016-03-02 | 2017-10-20 | 湖南华铝机械技术有限公司 | A kind of intelligent multi-function contact net operation ladder vehicle |
| CN110877626A (en) * | 2019-12-12 | 2020-03-13 | 绍兴上虞渡进电子科技有限公司 | Braking equipment for effectively reducing derailment of high-speed emergency brake train |
| CN110877626B (en) * | 2019-12-12 | 2020-11-13 | 江苏金洋机械有限公司 | Braking equipment for effectively reducing derailment of high-speed emergency brake train |
| CN113264079A (en) * | 2021-05-31 | 2021-08-17 | 郑慧慧 | Contact net car ladder rail grabbing device |
| CN113264079B (en) * | 2021-05-31 | 2022-06-21 | 启迪虚拟现实(南京)科技发展有限公司 | Contact net car ladder rail grabbing device |
| CN113306459A (en) * | 2021-07-01 | 2021-08-27 | 深圳市联兆电子有限公司 | Railway contact net overhauls construction with tower wagon rail grabbing ware |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105151079B (en) | 2017-06-30 |
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