CN207063987U - A kind of step device of stepping type self movable trestle - Google Patents
A kind of step device of stepping type self movable trestle Download PDFInfo
- Publication number
- CN207063987U CN207063987U CN201621412525.7U CN201621412525U CN207063987U CN 207063987 U CN207063987 U CN 207063987U CN 201621412525 U CN201621412525 U CN 201621412525U CN 207063987 U CN207063987 U CN 207063987U
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- support
- step device
- type self
- stepping type
- telescopic
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Abstract
The utility model discloses a kind of step device of stepping type self movable trestle, including support, telescopic outrigger, support roller, support wheel and oil cylinder and hydraulic power unit, telescopic outrigger is arranged in four mounting holes of horizontal stand;Oil cylinder and hydraulic power unit are arranged on the support of the one of side of horizontal stand between two telescopic outriggers;A piece crossbeam is installed on two telescopic outriggers of both sides, driving wheel is installed on crossbeam;Two support sides are separately installed with support roller;Solves traditional inverted arch trestle step device, support leg length is fixed, non-telescope function, caused in motion process, trivial operations;It is local operation plus motor, many geographical conditions complicated region operating difficulties the problem of.
Description
Technical field
A kind of step device, more particularly to a kind of step device of stepping type self movable trestle are the utility model is related to,
Belong to building engineering field.
Background technology
Inverted arch trestle, with very generally, before the research of this project, it is traditional to be substantially some in constructing tunnel
The Simple steel structure for needing external force to drag, also has indivedual construction enterprises carrying out modernization restructuring to it, makes it have certain
From automation functions such as walkings, but the exploratory development stage is substantially at, just progressively input is used in construction.Wherein do compared with into
The unit such as have middle iron five new of work(, but because price and the reasons such as construction cooperation are not promoted the use of widely still.By drive
Flowing mode will can be divided into from walking inverted arch trestle:Two kinds of structures of crawler type and walking.Track structure advantage is that ground adapts to
Property strong and driving moment it is big etc., shortcoming be difficult to go up a slope in tunnel with angle, transverse shifting it is difficult, complicated, cost height.
Traditional inverted arch trestle step device, support leg length are fixed, non-telescope function, caused in motion process, grasp
Make numerous and diverse;It is local operation plus motor, in the region operating difficulties that many geographical conditions are complicated.
Utility model content
The technical problems to be solved in the utility model is:A kind of step device of stepping type self movable trestle is provided, led to
The step device for crossing a kind of stepping type self movable trestle solves traditional inverted arch trestle step device, and support leg length is fixed,
Non-telescope function, causes in motion process, trivial operations;It is local operation plus motor, it is complicated in many geographical conditions
Region operating difficulties the problem of.
The technical scheme of offer of the present utility model is:A kind of step device of stepping type self movable trestle, including branch
Frame, telescopic outrigger, support roller, support wheel and oil cylinder and hydraulic power unit, it is characterised in that:Described telescopic outrigger is arranged on horizontal prop up
In four mounting holes of frame;Oil cylinder and hydraulic power unit are arranged on the one of side of horizontal stand between two telescopic outriggers
On support;A piece crossbeam is installed on two telescopic outriggers of both sides, driving wheel is installed on crossbeam;Two described supports
Side is separately installed with support roller.
The hydraulic system of described oil cylinder and hydraulic power unit respectively with four telescopic outriggers connects.
Described driving wheel one end connects with the upper rail of inverted arch trestle, and the other end connects with motor.
The lower guideway connection of the support roller and inverted arch trestle.
Described support is provided with distribution box, the magnetic valve of control motor is provided with inside distribution box, outside distribution box
Side is provided with receiver of remote-control sytem, and receiver of remote-control sytem is connected with the control circuit in control cabinet.
Described magnetic valve is 24VDC.
Described receiver of remote-control sytem is coded telecommand device.
Using the technical solution of the utility model, when stepping mechanism needs to be moved along, stepping mechanism support cylinder is received
Return, its support roller is fallen on the guide rail of upper longeron, now control driving wheel to rotate, the movement of stepping mechanism can.When the body of a bridge needs
When moving forward, the support cylinder of stepping mechanism is stretched out first, stepping mechanism is risen to support roller and lower longeron guide rail contact, with
Preceding main backstop is packed up afterwards liftoff, now the anterior weight of the body of a bridge is with regard to all falling on stepping mechanism, now stepping mechanism
Preparation just completes.Overall process is only by remote controller straighforward operation, you can realize stepping mechanism it is movable with
And the lifting of supporting leg, it is easy to operate, avoid personnel can not the operate situation because of with a varied topography.
The hydraulic system of oil cylinder and hydraulic power unit of the present utility model respectively with four telescopic outriggers connects, and can pass through behaviour
Make remote control, it is liftoff that hydraulic system drives four Retractive legs to realize immediately.
Driving wheel one end of the present utility model connects with the upper rail of inverted arch trestle, and the other end connects with motor, leads to
Crossing pulley can realize that step device easily moves in orbit, so as to reduce frictional force.
The lower guideway connection of support roller and inverted arch trestle of the present utility model, can realize step device in track by support roller
It is upper easily mobile, so as to reduce frictional force.
Support of the present utility model is provided with distribution box, and the magnetic valve of control motor is provided with inside distribution box, is matched somebody with somebody
Receiver of remote-control sytem is installed on the outside of electronic box, receiver of remote-control sytem is connected with the control circuit in control cabinet, can be real using remote control
The motion of existing long-distance wireless remote control stepping mechanism.
Magnetic valve of the present utility model is 24VDC, 24VDC electromagnetic valve energy-savings, securely and reliably.
Receiver of remote-control sytem of the present utility model is coded telecommand device, passes through coded telecommand device, it is possible to achieve remote control is to right
Platform motor carries out separating remote control.
In summary, can solve traditional inverted arch trestle by a kind of step device of stepping type self movable trestle to walk
Enter device, support leg length is fixed, non-telescope function, caused in motion process, trivial operations;It is to grasp on the spot plus motor
Make, many geographical conditions complicated region operating difficulties the problem of.
Brief description of the drawings
Fig. 1 is the utility model stepping mechanism structure chart.
It is identified as in figure:1st, driving wheel, 2, oil cylinder and hydraulic power unit, 3, support, 4, telescopic outrigger, 5, support roller.
Embodiment
Below in conjunction with the accompanying drawings and utility model is described further specific embodiment:
As shown in figure 1, a kind of step device of stepping type self movable trestle, including support roller 1, hydraulic power unit 2, support 3,
Telescopic outrigger 4, support wheel 5, telescopic outrigger 4 are arranged in four mounting holes of horizontal stand 3;Oil cylinder and hydraulic power unit 2 are installed
On the support 3 of the one of side of horizontal stand between two flexible 4 supporting legs;Pacify on two telescopic outriggers 4 of both sides
Equipped with a crossbeam, driving wheel 1 is installed on crossbeam;Two sides of support 3 are separately installed with support roller 5.
The further hydraulic system of oil cylinder and hydraulic power unit 2 respectively with four telescopic outriggers 4 connects, and can pass through operation
Remote control, it is liftoff that hydraulic system drives four Retractive legs 4 to realize immediately.
Further one end of driving wheel 1 connects with the upper rail of inverted arch trestle, and the other end connects with motor, passes through cunning
Wheel can realize that step device easily moves in orbit, so as to reduce frictional force.
Further support roller 5 is connected with the lower guideway of inverted arch trestle, can realize that step device is in orbit by support roller
It is easily mobile, so as to reduce frictional force.
Further support is provided with distribution box, and the magnetic valve of control motor, distribution box are provided with inside distribution box
Outside is provided with receiver of remote-control sytem, and receiver of remote-control sytem is connected with the control circuit in control cabinet, can be realized far using remote control
Apart from the motion of wireless remote control stepping mechanism.
Further magnetic valve is 24VDC, 24VDC electromagnetic valve energy-savings, securely and reliably.
Further receiver of remote-control sytem is coded telecommand device, passes through coded telecommand device, it is possible to achieve remote control is to platform electricity
Machine carries out separating remote control.
According to above-mentioned technical proposal, each equipment and part are connected, each motor and respective equipment are carried out into connection,
Each power supply of control cabinet is connected, required hydraulic oil is filled it up with oil cylinder, remote control is carried out according to the specification of coded telecommand device
Encode and ensure that remote control corresponds, check that each equipment is provided with entering experiment link during service condition.
During experiment, when stepping mechanism needs to be moved along, withdrawn, made using remote control control stepping mechanism support cylinder
Its support roller falls on the guide rail of upper longeron, now controls driving wheel to rotate, the movement of stepping mechanism can.When the body of a bridge needs to move forward
When, the support cylinder of stepping mechanism is stretched out first, stepping mechanism is risen to support roller and lower longeron guide rail contact, then by before
Main backstop is packed up liftoff, and now the anterior weight of the body of a bridge is with regard to all falling on stepping mechanism, now the beam worker of stepping mechanism
Just complete.Overall process is only by remote controller straighforward operation, you can realizes that stepping mechanism is movable and supporting leg
Lifting, it is easy to operate, avoid because with a varied topography and situation that personnel can not operate.
The working cycles of stepping mechanism are as follows:
(1), static condition:Now, load is passed and acts on ground by main bridge by preceding main supporting mechanism(The first branch face of arc),
Rear end is supported in fill surface by rear transverse-moving mechanism, while is driven wheel assembly to be in and be suspended on main bridge rear end without heavy burden.Shape
State is as follows:
(2), walk(Advance)SBR:Front and rear access bridge is lifted by electric hoist;Lower driving wheel assembly, makes trestle
Rear end is carried on fill surface by driving wheel;Main support leg before rise, falls stepping mechanism support leg, it is ensured that has stride supporting leg
On the premise of support, main supporting leg is liftoff before making.State is as shown in the figure:
(3), shifting state before main bridge:In this case, driving wheel assembly is carried on concrete hardening face, after the body of a bridge
The temporary support at end.' walking ' connection direction of advance of hand-operated direction valve is now operated, the body of a bridge just starts slowly to travel forward.Herein
During, preceding main support and rear support(Transverse-moving mechanism)All it is vacant state.State is as shown in the figure:
(4), static condition is returned to:Trestle may be decided after being advanced to certain position, lead to again as miscellaneous equipment
The bridge crossed uses, at this time, it may be necessary to which front and rear access bridge is put down;Driving wheel assembly is risen, rear support is contacted to earth;Main support before falling
Supporting leg, body of a bridge leading portion is contacted to earth and bear load, complete a working cycles.Now, stepping mechanism can be moved to the body of a bridge as far as possible
Middle part as auxiliary body of a bridge support, to ensure safety that trestle uses.
Pass through the technical solution of the utility model, it is possible to achieve at a distance to the remote control of stepping mechanism, solve portion
Divide location construction and unhandy problem.
Above content is to combine specific preferred embodiment further detailed description of the utility model, it is impossible to
Assert that specific implementation of the present utility model is confined to these explanations.For the ordinary skill of the utility model art
For personnel, without departing from the concept of the premise utility, some simple deduction or replace can also be made, should all be regarded
To belong to the scope of protection of the utility model.
Claims (7)
1. a kind of step device of stepping type self movable trestle, including support, telescopic outrigger, support roller, support wheel and oil cylinder and
Hydraulic power unit, it is characterised in that:Described telescopic outrigger is arranged in four mounting holes of horizontal stand;Oil cylinder and hydraulic power unit
On the support of the one of side of horizontal stand between two telescopic outriggers;Pacify on two telescopic outriggers of both sides
Equipped with a crossbeam, driving wheel is installed on crossbeam;Two described support sides are separately installed with support roller.
A kind of 2. step device of stepping type self movable trestle according to claim 1, it is characterised in that:Described oil
The hydraulic system of cylinder and hydraulic power unit respectively with four telescopic outriggers connects.
A kind of 3. step device of stepping type self movable trestle according to claim 1, it is characterised in that:Described master
Driving wheel one end connects with the upper rail of inverted arch trestle, and the other end connects with motor.
A kind of 4. step device of stepping type self movable trestle according to claim 1, it is characterised in that:The support roller
It is connected with the lower guideway of inverted arch trestle.
A kind of 5. step device of stepping type self movable trestle according to claim 1, it is characterised in that:Described branch
Frame is provided with distribution box, and the magnetic valve of control motor is provided with inside distribution box, remote control reception is provided with the outside of distribution box
Device, receiver of remote-control sytem are connected with the control circuit in control cabinet.
A kind of 6. step device of stepping type self movable trestle according to claim 5, it is characterised in that:Described electricity
Magnet valve is 24VDC.
A kind of 7. step device of stepping type self movable trestle according to claim 5, it is characterised in that:Described is distant
Control receiver is coded telecommand device.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621412525.7U CN207063987U (en) | 2016-12-22 | 2016-12-22 | A kind of step device of stepping type self movable trestle |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621412525.7U CN207063987U (en) | 2016-12-22 | 2016-12-22 | A kind of step device of stepping type self movable trestle |
Publications (1)
Publication Number | Publication Date |
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CN207063987U true CN207063987U (en) | 2018-03-02 |
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Application Number | Title | Priority Date | Filing Date |
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CN201621412525.7U Expired - Fee Related CN207063987U (en) | 2016-12-22 | 2016-12-22 | A kind of step device of stepping type self movable trestle |
Country Status (1)
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CN (1) | CN207063987U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106677801A (en) * | 2016-12-22 | 2017-05-17 | 中铁五局集团有限公司 | Stepping device of stepping type self-walking mobile trestle |
CN110410114A (en) * | 2019-08-23 | 2019-11-05 | 中铁十一局集团第五工程有限公司 | Tunnel-liner rack combines the construction method of mobile inverted arch trestle |
-
2016
- 2016-12-22 CN CN201621412525.7U patent/CN207063987U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106677801A (en) * | 2016-12-22 | 2017-05-17 | 中铁五局集团有限公司 | Stepping device of stepping type self-walking mobile trestle |
CN110410114A (en) * | 2019-08-23 | 2019-11-05 | 中铁十一局集团第五工程有限公司 | Tunnel-liner rack combines the construction method of mobile inverted arch trestle |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180302 Termination date: 20211222 |
|
CF01 | Termination of patent right due to non-payment of annual fee |