CN103912214B - Electrification railway contact net maintenance Portable vehicle ladder - Google Patents
Electrification railway contact net maintenance Portable vehicle ladder Download PDFInfo
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- CN103912214B CN103912214B CN201410153497.0A CN201410153497A CN103912214B CN 103912214 B CN103912214 B CN 103912214B CN 201410153497 A CN201410153497 A CN 201410153497A CN 103912214 B CN103912214 B CN 103912214B
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- vehicle frame
- half vehicle
- ladder
- support
- inclining
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Abstract
The present invention relates to a kind of electrification railway contact net maintenance Portable vehicle ladder, comprising: a, two hinged half vehicle frames (1), the bottom surface of each half vehicle frame connects wheel (7); Corresponding connection folding ladder (2) on b, half vehicle frame, folding ladder upper end connects footstock (3) and protective guard (3c).C, each half vehicle frame are respectively equipped with brake gear (11) and inclining-proof device assembly (6).The present invention has the following advantages: car ladder is for convenience detach, is convenient to assembling and carries; Car ladder base has inclining-proof device, avoids car ladder to slide down and turn on one's side danger, and inclining-proof device adopts pulley friction rail, avoid causing clamping stagnation when running, inclining-proof device can be elevated and rise when turnout passing, meets turnout passing needs, dish configuration braking device, more enough saferly controls start-stop more flexibly.
Description
Technical field
The present invention relates to the apparatus for examination and repair of electric railway, particularly a kind of electrification railway contact net maintenance Portable vehicle ladder.
Background technology
Current electrification railway contact net maintenance widely uses a kind of insulation car ladder that can walk in orbit, and it mainly contains the ladder composition frame part of both sides, and frame roof is provided with footstock and protective guard, and base of frame is provided with the wheel coordinating with track and walk.There is following shortcoming in this insulation car ladder: 1, dismounting trouble, needs to connect piecemeal.2, car ladder chassis is overall, is inconvenient to carry, can only uses Automobile Transportation.3, do not have check mechanism, during the operation of car ladder, brake needs tramp with one's feet, and stop not dead, also likely sprain one's foot.4, tilting device is not prevented, when car ladder has and topples over danger when superrelation on curve is larger.5, the distortion of tower wagon body disc easily causes the danger that slides down.
Summary of the invention
Object of the present invention is exactly loaded down with trivial details in order to solve the dismounting of traditional vehicle ladder, the shortcoming of transport inconvenience, poor stability, a kind of electrification railway contact net maintenance Portable vehicle ladder provided.
The technical solution used in the present invention is as follows:
An electrification railway contact net maintenance Portable vehicle ladder, is characterized in that comprising:
A, chassis assembly, it comprises half vehicle frame of the one end open that two are connected, the Mei Ce bottom surface, openend of one and half vehicle frames is respectively equipped with opening link slot, another every side, half vehicle frame openend is respectively equipped with a connector, each connector is connected with bearing pin and link slot respectively, above every side, openend of each half vehicle frame respectively with chain connection;
Each half Mei Ce bottom surface, vehicle frame openend is respectively equipped with a latch, by the latch tight joint of screw bolt and nut by correspondence;
The bottom surface connecting axle bearing of each half vehicle frame, described bearing support and wheel shaft assembly connection, the wheel coordinated with track is equipped with at wheel shaft two ends;
B, car ladder assembly, car ladder assembly comprises folding ladder, and folding ladder lower end is corresponding with the hinged-support that plane both sides on each half vehicle frame are arranged to be connected, and folding ladder upper end connects footstock and connected protective guard.
On the basis of technique scheme, following further technical scheme can be had:
On brake gear and the brake pedal apparatus that is connected on half vehicle frame, brake pedal apparatus comprises support, described support and brake pedal pass through pin shaft joint, on described bearing pin, cover has torsion spring, torsion spring one end connects with brake pedal, the other end connects with support, and the brake cable in brake gear is connected on the connection fulcrum on brake pedal apparatus.
Each half vehicle frame side is respectively equipped with inclining-proof device assembly, and it comprises level connection joint in the support of half vehicle frame side, and support one end is provided with bearing, bearing assembles one group of L oblique crank Z, and each L oblique crank Z assembles sliding plate and cylinder respectively, and L oblique crank Z external part is connected with slide plate.
The present invention has the following advantages:
1, car ladder adopts collapsible car ladder more in the past for convenience detach, is convenient to assembling and carries;
2, car ladder base has inclining-proof device, avoids car ladder to slide down and turn on one's side danger, and inclining-proof device adopts pulley friction rail, and avoid causing clamping stagnation when running, inclining-proof device can be elevated and rise when turnout passing, meets turnout passing needs.
3, chassis configuration braking device, more enough saferly controls start-stop more flexibly.
Accompanying drawing illustrates:
Fig. 1 is front view stereogram of the present invention;
Fig. 2 is that the chassis assembly of Fig. 1 reverses the stereogram after 180 °;
Fig. 3 is the inclining-proof device assembly stereogram in Fig. 1;
Fig. 4 is working state schematic representation of the present invention.
In order to further illustrate technical scheme of the present invention, be described in detail below by specific embodiment.
A kind of light folding track tower wagon, is made up of following assembly:
One, chassis assembly:
As shown in Figure 1 and Figure 2, chassis assembly comprises half vehicle frame 1 of the one end open that two are connected, half vehicle frame 1 of opening becomes open rectangle by square tubes soldering, plane on each half vehicle frame 1 and two hinged-support 1a are set near side, non-open at one end face symmetry, each half vehicle frame 1 bottom surface and arrange latch 1b symmetrically near open end place, latch 1b is provided with through hole.The bottom surface, openend of one of them half vehicle frame 1 cuts out symmetrically the link slot 1c of two openings, another one half vehicle frame 1 welds two connector 1d symmetrically in openend, and connector 1d bearing pin 12 and link slot 1c are connected.
In addition, the latch 1b screw bolt and nut tight joint on two and half vehicle frames 1, the upper plane symmetry of two and half vehicle frames 1 arranges hinge 5 and connects.
Two, car ladder assembly
As shown in Figure 1, to comprise folding ladder 2(be prior art to car ladder assembly), folding ladder 2 lower end be provided with perpendicular to side through hole, and assemble with the hinged-support 1a in chassis assembly and connect.Folding ladder 2 upper end vertical side is provided with through hole, and connects with hinged-support 3a set by footstock 3.Footstock 3 is provided with base plate 3b and protective guard 3c, and hinged-support 3a is positioned at below base plate 3b, and respectively near four corners.Described protective guard 3c is above base plate 3b.Between described two folding ladders 2, several hounds 4 are housed.
Three, axle assembly
As shown in Figure 1 and Figure 2, axle assembly comprises bearing support 8, and described bearing support 8 is connected with the bottom surface of half vehicle frame 1, and near non-openend.Described bearing support 8 and wheel shaft 9 assembly connection, the wheel 7 coordinated with track is equipped with at described wheel shaft 9 two ends.
Four, brake assemblies
As shown in Figure 1 and Figure 2, brake assemblies comprises brake gear 11, and brake gear 11 is service brake device (band-type brake as common pedicab), and brake gear 11 is installed on two axletrees respectively, and two brake gears 11 are arranged in diagonal angle.Brake pedal 10 in brake assemblies connects with the end face of the above-mentioned half non-openend of vehicle frame 1, and two brake pedal apparatus 10 are arranged in diagonal angle.Described brake pedal apparatus 10 comprises support 10c brake pedal 10a described in support 10c and crosses bearing pin 10b and connect, and described bearing pin 10b cover has torsion spring 10d described in torsion spring 10d to hold to connect with brake pedal 10a, and the other end and support 10c connect.Described brake cable is connected to connection on brake pedal apparatus 10 and gives directions, and tramps with one's feet to step on brake pedal apparatus 10 and can tighten up brake cable.
Five, inclining-proof device assembly
As shown in Figure 1, Figure 2 and Figure 3, inclining-proof device assembly 6, comprises support 6a, and support 6a is connected with the hinged-support 1e in chassis assembly.Support 6a one end is provided with bearing 6f, and bearing assembles one group of L oblique crank Z 6b, L oblique crank Z 6b longitudinal arrangement on bearing 6f is in a row.L oblique crank Z 6b assembles sliding plate 6c and cylinder 6d, and the upper and lower end face of sliding plate 6c is inclined-plane.L oblique crank Z 6b lower end and slide plate 6e connect, and slide plate 6e upper surface is inclined-plane, and thin edge.
Operating principle illustrates:
Above-mentioned Foldable light tricycle ride ladder adopts accordion structure design, needs to carry out expansion assembling before using.As shown in Figure 2, first half vehicle frame 1 of a pair assembly wheel shaft assembly, brake assemblies 11, brake pedal assembly 10 and hinge 5 is launched, with bearing pin 12 through hole through the hole on described half vehicle frame 1 and connector 1d, and with the latch 1b on this double vehicle frame 1 of screw bolt and nut tight joint.After above-mentioned chassis assembly has been assembled, moved by chassis assembly and be placed on rail, its placement location as shown in Figure 4.
Secondly, as shown in Figure 2, the inclining-proof device assembly 6 assembled is connect with the hinged-support 1e in chassis assembly, and according to adjusting its position shown in Fig. 4: the rail head upper surface of above-mentioned sliding plate 6c I shape rail or EDGE CONTACT, the rail head lateral surface contact of above-mentioned cylinder 6d I shape rail, contact of incline plane on the downside of the rail head of above-mentioned slide plate 6e I shape rail and friction skid.
Finally, as shown in Figure 1, the car assembled ladder assembly and chassis assembly are assembled.
After completing above-mentioned expansion assembling, 1 ~ 2, ground pushes away holds up staff that Foldable light tricycle ride ladder is pushed to work place along track, and tramples brake gear 10 and brake.After Foldable light tricycle ride ladder comes to a complete stop, ground pushes away holds up staff to continue the braking of Foldable light tricycle ride ladder, and maintainer can go up ladder maintenance circuit.In whole Foldable light tricycle ride ladder in-orbit process, comprise after Foldable light tricycle ride ladder has been assembled and move to assigned work position and rest on trackwork, inclining-proof device assembly 6 will all the time as shown in Figure 4 with the relative position of I shape rail, effectively prevents Foldable light tricycle ride ladder from toppling over to track both sides.
More than show and describe general principle of the present invention, principal character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and manual just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.
Claims (1)
1.
electrification railway contact net maintenance Portable vehicle ladder, is characterized in that comprising:
a, chassis assembly, it comprises half vehicle frame (1) of the one end open that two are connected, the Mei Ce bottom surface, openend of one and half vehicle frames (1) is respectively equipped with opening link slot (1c), another every side, half vehicle frame (1) openend is respectively equipped with a connector (1d), each connector (1d) uses bearing pin (12) to be connected with corresponding link slot (1c) respectively, is connected respectively above every side, openend of each half vehicle frame (1) with hinge (5); Mei Ce bottom surface, each half vehicle frame (1) openend is respectively equipped with a latch (1b), by the latch tight joint of screw bolt and nut by correspondence; Bottom surface connecting axle bearing (8) of each half vehicle frame (1), bearing support (8) and wheel shaft (9) assembly connection, the wheel (7) coordinated with track is equipped with at wheel shaft (9) two ends;
b, car ladder assembly, comprises folding ladder (2), and its lower end is corresponding with the hinged-support (1a) that the upper plane both sides of each half vehicle frame (1) are arranged to be connected, the protective guard (3c) that folding ladder (2) upper end connects footstock (3) and is connected;
c, each half vehicle frame is respectively equipped with brake assemblies, it comprises the brake gear (11) be installed on axletree and the brake pedal apparatus (10) be connected on half vehicle frame, brake pedal apparatus (10) comprises support (10c), support (10c) is connected by bearing pin (10b) with brake pedal (10a), the upper cover of bearing pin (10b) has torsion spring (10d), torsion spring (10d) one end connects with brake pedal (10a), the other end connects with support (10c), brake cable in brake gear (11) is connected on the connection fulcrum on brake pedal apparatus (10),
d, each half vehicle frame side are respectively equipped with inclining-proof device assembly, it comprises level connection joint in the support (6a) of half vehicle frame (1) side, support (6a) one end is provided with bearing (6f), bearing assembles one group of L oblique crank Z (6b), each L oblique crank Z (6b) assembles sliding plate (6c) and cylinder (6d) respectively, and L oblique crank Z (6b) external part is connected with slide plate (6e).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410153497.0A CN103912214B (en) | 2014-04-17 | 2014-04-17 | Electrification railway contact net maintenance Portable vehicle ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410153497.0A CN103912214B (en) | 2014-04-17 | 2014-04-17 | Electrification railway contact net maintenance Portable vehicle ladder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103912214A CN103912214A (en) | 2014-07-09 |
| CN103912214B true CN103912214B (en) | 2015-12-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410153497.0A Expired - Fee Related CN103912214B (en) | 2014-04-17 | 2014-04-17 | Electrification railway contact net maintenance Portable vehicle ladder |
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| Country | Link |
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| CN (1) | CN103912214B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109017876A (en) * | 2018-09-17 | 2018-12-18 | 株洲时代电子技术有限公司 | A kind of railroad maintenance job platform |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104612580B (en) * | 2015-01-23 | 2016-05-25 | 上海铁路局合肥供电段 | A kind of car ladder for electrification railway contact net maintenance |
| CN105150882B (en) * | 2015-08-18 | 2017-07-11 | 中国铁建电气化局集团第五工程有限公司 | A kind of anti-tipping, fast assemblying type contact net operation ladder vehicle |
| CN107083917B (en) * | 2017-05-13 | 2018-09-21 | 曙光建设有限公司 | A kind of construction and decoration ladder |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH160404A (en) * | 1932-01-26 | 1933-03-15 | Aine Jonneret Fils | Rolling ladder. |
| FR2171571A5 (en) * | 1972-02-07 | 1973-09-21 | Hervieu Et Cie | |
| EP0378801A1 (en) * | 1989-01-18 | 1990-07-25 | Schreyer Constructions Metalliques S.A. | Rolling ladder |
| US5941341A (en) * | 1993-09-01 | 1999-08-24 | Gillis; Donald G. | Mobile ladder stand |
| CN201513113U (en) * | 2009-10-10 | 2010-06-23 | 厦门荣自达机械有限公司 | Ladder assembly for aircraft maintenance |
| CN203846986U (en) * | 2014-04-17 | 2014-09-24 | 房国军 | Portable box step for overhauling electronic railway connecting net plane |
-
2014
- 2014-04-17 CN CN201410153497.0A patent/CN103912214B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH160404A (en) * | 1932-01-26 | 1933-03-15 | Aine Jonneret Fils | Rolling ladder. |
| FR2171571A5 (en) * | 1972-02-07 | 1973-09-21 | Hervieu Et Cie | |
| EP0378801A1 (en) * | 1989-01-18 | 1990-07-25 | Schreyer Constructions Metalliques S.A. | Rolling ladder |
| US5941341A (en) * | 1993-09-01 | 1999-08-24 | Gillis; Donald G. | Mobile ladder stand |
| CN201513113U (en) * | 2009-10-10 | 2010-06-23 | 厦门荣自达机械有限公司 | Ladder assembly for aircraft maintenance |
| CN203846986U (en) * | 2014-04-17 | 2014-09-24 | 房国军 | Portable box step for overhauling electronic railway connecting net plane |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109017876A (en) * | 2018-09-17 | 2018-12-18 | 株洲时代电子技术有限公司 | A kind of railroad maintenance job platform |
| CN109017876B (en) * | 2018-09-17 | 2020-03-31 | 株洲时代电子技术有限公司 | Railway maintenance operation platform |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103912214A (en) | 2014-07-09 |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151216 Termination date: 20190417 |