CN207452666U - Automatically it is dragged into formula movable trestle device - Google Patents
Automatically it is dragged into formula movable trestle device Download PDFInfo
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- CN207452666U CN207452666U CN201721070603.4U CN201721070603U CN207452666U CN 207452666 U CN207452666 U CN 207452666U CN 201721070603 U CN201721070603 U CN 201721070603U CN 207452666 U CN207452666 U CN 207452666U
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- displacement unit
- traverse displacement
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Abstract
The utility model provides one kind and is dragged into formula movable trestle device automatically, by preceding bridge, main bridge, rear axle, hydraulic oil pump, main hydraulic cylinder, hydraulic control valve, moving cart, preceding traverse displacement unit, rear traverse displacement unit, hydraulic motor transmission mechanism, driving chain, rear running mechanism.Preceding bridge, rear axle are connect by axis pin and main bridging, hydraulic oil pump, hydraulic control valve are mounted on the right rear portion of main bridge, traverse displacement unit is mounted on the front and rear portions lower end of main bridge, moving cart is mounted on the middle part of main bridge, rear running mechanism is mounted on the rear portion of main bridge, it is connected between hydraulic oil pump, hydraulic control valve and preceding traverse displacement unit hydraulic package, hydraulic motor transmission organization hydraulic pressure component, main hydraulic cylinder by hydraulic oil pipe, electric control system is connected with the motor of hydraulic oil pump by conducting wire.The utility model solves the problems, such as to interfere with each other in constructing tunnel.
Description
Technical field
It is more particularly to a kind of to be dragged into formula movable trestle device automatically the utility model is related to engineering construction apparatus field.
Background technology
Constructing tunnel is one of important content of railway construction, how to handle face excavation construction and transports current and inverted arch
Concrete pouring construction interfere with each other and face excavate and the speed of inverted arch concrete pouring construction to match be long-term
Perplex the Important Problems of constructing tunnel.At present, well known technology, the above problem be using the method for setting up simple trestle temporarily come
It solves, simple trestle can only play the role of by preliminary bracing face to liner inverted arch transition springboard, can not solve area from basic
Excavation construction transport in face is current and inverted arch concrete pouring construction is brought interferes with each other and the two speed matched can not be asked
Topic, in this way, cycle and the quality of entire constructing tunnel will necessarily be influenced.
Utility model content
For existing technical deficiency, the utility model provides one kind and is dragged into formula movable trestle device automatically.
To achieve these goals, technical solution adopted in the utility model is：Automatically formula movable trestle device is dragged into,
Including preceding bridge, main bridge, rear axle, hydraulic oil pump, main hydraulic cylinder, hydraulic control valve, locomotive, preceding traverse displacement unit, rear traversing dress
It puts, hydraulic motor transmission mechanism, driving chain, rear running mechanism and electric control system, preceding bridge, rear axle pass through axis pin and main bridge
Connection, main hydraulic cylinder include the first main hydraulic cylinder and the second main hydraulic cylinder, and the first main hydraulic cylinder both ends are respectively articulated with
Between the rear lower of preceding bridge and the front lower portion of main bridge, the second main hydraulic cylinder both ends are respectively articulated with before rear axle
Between the rear lower of lower part and main bridge, hydraulic oil pump, hydraulic control valve, electric control system are mounted on the right rear portion of main bridge, liquid
Pressure oil pump is connected with hydraulic control valve, and two of hydraulic control valve go out liquid end and the first main hydraulic cylinder, the second main hydraulic oil
It being connected between cylinder by hydraulic oil pipe, locomotive is internally provided with four groups of elevating mechanisms, when locomotive moves forward, four groups of elevating mechanisms
Four hydraulic cylinders of lower part are packed up, and locomotive drives driving chain that locomotive is moved forward by hydraulic motor transmission mechanism
It is dynamic；Preceding traverse displacement unit is mounted on the front end of main bridge, by locomotive, driving chain, hydraulic motor transmission mechanism and preceding traverse displacement unit
Automatically mechanism is towed before composition, preceding traverse displacement unit is mounted on the front end of main bridge, the support feet of preceding traverse displacement unit lower end, by preceding
Traverse displacement unit hydraulic unit realizes that support feet upper-lower height is adjusted, locomotive up and down, left and right two is located in preceding traverse displacement unit
Side is separately installed with two groups of roller groups, and hydraulic motor transmission mechanism is mounted on main bridge, the output of hydraulic motor transmission mechanism
Axis is connected by gear by driving chain and two fixed pulleys, and is fixed with locomotive both ends, is moved back with driving locomotive
Dynamic, preceding traverse displacement unit and rear traverse displacement unit are separately mounted to the rear and front end of main bridge.
The main bridge is formed by floorings, I-steel, steel truss and crossbeam by bolt assembly and connection.
The hydraulic package plunger of the elevating mechanism is equipped with height self-locking device.
The beneficial effects of the utility model：By operating hydraulic control valve during the utility model use, can distinguish as needed
It the rise of bridge and rear axle and is fallen before manipulation, so as to which engineering equipment such as haulage vehicle and concrete vehicle be facilitated to start to main bridge
Top carries out operation.By operating hydraulic control valve, as needed respectively manipulate four sets of elevating mechanism hydraulic packages plunger on,
Lower movement makes main bridge and ground keep balancing and playing a supporting role to main bridge, can also make personnel in the work surface of main bridge lower end
Construction, moreover it is possible to the hydraulic automatic balance support equipment left-right and front-back shifting of binding operation hydraulic control valve automatic running mechanism before making
Dynamic, binding operation electric control system and driving device for hydraulic motor make locomotive drive main bridge back-and-forth motion and binding operation
After electric control system and hydraulic control system make forward and backward traverse displacement unit that main bridge be driven to move left and right, so as to control main bridge
The center in center and tunnel is basically identical, reaches the requirement of construction.The utility model can easily make main bridge left-right and front-back as needed
It is mobile, solve that face excavation construction transport in constructing tunnel is current and what inverted arch concrete pouring construction interfered with each other asks
Topic；With good application prospect.
Description of the drawings
Fig. 1 is the utility model structure diagram；
Fig. 2 is the utility model forward traveling schematic diagram one；
Fig. 3 is the utility model forward traveling schematic diagram two；
Fig. 4 is the utility model forward traveling schematic diagram three；
Fig. 5 is the utility model forward traveling schematic diagram four；
Position view when Fig. 6 is utility model works；
Fig. 7 is the traversing schematic diagram of the utility model.
Specific embodiment
As shown in figures 1 to 6, voluntarily drag type movable trestle device, it is characterised in that by preceding bridge 1, main bridge 2, rear axle 3,
Hydraulic oil pump 4, hydraulic control valve 5, main hydraulic cylinder 6, rear running mechanism 7, driving chain 8, preceding traverse displacement unit 9, locomotive 10,
Hydraulic motor transmission mechanism 11, rear traverse displacement unit 12, main bridge passes through high intensity spiral shell by floorings, I-steel, steel truss and crossbeam
Bolt assembly and connection forms, and preceding bridge, rear axle are connect by axis pin and main bridging, and main hydraulic cylinder has two, a main hydraulic cylinder 6-1
Both ends are respectively articulated between the rear lower of preceding bridge and the front lower portion of main bridge, the main hydraulic cylinder 6-2 both ends difference of another
It is hingedly mounted between the front lower portion of rear axle and the rear lower of main bridge, hydraulic oil pump 4, hydraulic control valve 5, electric control system 13
Mounted on the right rear portion of main bridge, between hydraulic oil pump 4 and hydraulic control valve 5 and hydraulic control valve first, second goes out liquid end
It is connected between two main hydraulic cylinders by hydraulic oil pipe.Four sets of elevating mechanisms inside locomotive 10 are hydraulic sides
Formula, the hydraulic package plunger of elevating mechanism have height auto-lock function.Preceding traverse displacement unit 9 is separately mounted to the front end of main bridge 2.Before
Automatically tow mechanism to be made of locomotive 10, driving chain 8, hydraulic motor transmission mechanism 11 and preceding traverse displacement unit 9, preceding traversing dress
9 front ends for being mounted on main bridge are put, the support feet of preceding 9 lower end of traverse displacement unit is acted on by preceding 9 hydraulic unit of traverse displacement unit, can
To realize that support feet upper-lower height is adjusted.Upper and lower, the left and right two of locomotive 10 are installed respectively positioned at preceding 9 inner end of traverse displacement unit
There are two groups of roller groups, hydraulic motor transmission mechanism 11 is mounted on main bridge 3, and the output shaft of hydraulic motor transmission mechanism 11 passes through tooth
Wheel is fixed by driving chain and two fixed pulley connections with locomotive both ends, trolley to be driven to move back and forth.Main bridge is traversing
Equipment has two sets (preceding traverse displacement unit and rear traverse displacement units), and using hydraulic mode, two sets of main bridge shifting equipments are installed respectively
In the rear and front end of main bridge.
Shown in Fig. 2, when locomotive 10 moves forward, the Vertical Cylinders of traverse displacement unit, allow Vertical Cylinders to shrink before operation, make
Preceding traverse displacement unit departs from ground.Then four hydraulic cylinders for operating locomotive lower part stretch out, and four oil cylinders are propped and are supported in ground
Face makes one group of wheel contacts below locomotive 10 to the lower railway of main bridge, and one group of wheel above departs from the upper rail of main bridge
Road.Then hydraulic motor transmission mechanism 11 is started, due to locomotive 10 and ground interaction so that trestle is in the effect of pulley
It is lower to be moved toward front.
Shown in Fig. 3, when movable trestle moves to reach certain position.The Vertical Cylinders of traverse displacement unit 9 are stretched before operation
Go out to be supported in ground, pack up four oil cylinders of 10 lower part of locomotive, following wheel is made to depart from the lower railway of main bridge, at this time main bridge
One group of wheel above, which falls down, touches the upper rail of main bridge.Starting hydraulic motor transmission 11 makes the bridge direction forward of locomotive 10
It is mobile, reach position shown in Fig. 4.
Shown in Fig. 5, four sets of oil cylinders of stretching locomotive 10 are supported in ground set below wheel and are contacted with main bridge 2 again
Lower railway.Four sets of oil cylinders for packing up traverse displacement unit 9 leave ground.Start hydraulic drive 11 makes main bridge 2 be moved toward front again.Reach
Working condition.Position as shown in Figure 6.
Shown in Fig. 7, if deviated during trestle Forward, the horizontal oil cylinder of forward and backward traverse displacement unit is just operated,
It is made to meet construction requirement.
So in cycles trestle is made to advance.Complete each working bin.
It should be noted that the present embodiment be the utility model preferred embodiments, be not intended to limit the utility model, it is all
Any modification, equivalent substitution, improvement and etc. are done in the utility model spirit, should be included in the scope of protection of the utility model
Within.
Claims (3)
1. it is dragged into formula movable trestle device automatically, which is characterized in that including preceding bridge, main bridge, rear axle, hydraulic oil pump, main hydraulic oil
Cylinder, hydraulic control valve, locomotive, preceding traverse displacement unit, rear traverse displacement unit, hydraulic motor transmission mechanism, driving chain, rear traveling machine
Structure and electric control system, preceding bridge, rear axle are connect by axis pin and main bridging, and main hydraulic cylinder includes the first main hydraulic cylinder and the
Two main hydraulic cylinders, the first main hydraulic cylinder both ends are respectively articulated between the rear lower of preceding bridge and the front lower portion of main bridge,
Second main hydraulic cylinder both ends are respectively articulated between the front lower portion of rear axle and the rear lower of main bridge, hydraulic oil pump, hydraulic pressure
Control valve, electric control system are mounted on the right rear portion of main bridge, and hydraulic oil pump is connected with hydraulic control valve, and the two of hydraulic control valve
A to go out to connect by hydraulic oil pipe between liquid end and the first main hydraulic cylinder, the second main hydraulic cylinder, locomotive is internally provided with
Four groups of elevating mechanisms, when locomotive moves forward, four hydraulic cylinders of four groups of elevating mechanism lower parts are packed up, and locomotive passes through hydraulic pressure
Motor transmission drives driving chain that locomotive is moved forward；Preceding traverse displacement unit is mounted on the front end of main bridge, by moving
Mechanism is towed automatically before vehicle, driving chain, hydraulic motor transmission mechanism and preceding traverse displacement unit composition, and preceding traverse displacement unit is mounted on master
The front end of bridge, the support feet of preceding traverse displacement unit lower end realize support feet upper-lower height tune by preceding traverse displacement unit hydraulic unit
Section, upper and lower, the left and right two of locomotive are separately installed with two groups of roller groups, hydraulic motor transmission positioned at preceding traverse displacement unit inner end
Mechanism is mounted on main bridge, and the output shaft of hydraulic motor transmission mechanism is connected by gear by driving chain and two fixed pulleys
It connects, and is fixed with locomotive both ends, locomotive to be driven to move back and forth, preceding traverse displacement unit and rear traverse displacement unit are separately mounted to lead
The rear and front end of bridge.
2. be dragged into formula movable trestle device automatically as described in claim 1, which is characterized in that the main bridge by floorings,
I-steel, steel truss and crossbeam are formed by bolt assembly and connection.
3. formula movable trestle device is dragged into automatically as claimed in claim 1 or 2, which is characterized in that the elevating mechanism
Hydraulic package plunger is equipped with height self-locking device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721070603.4U CN207452666U (en) | 2017-08-25 | 2017-08-25 | Automatically it is dragged into formula movable trestle device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721070603.4U CN207452666U (en) | 2017-08-25 | 2017-08-25 | Automatically it is dragged into formula movable trestle device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207452666U true CN207452666U (en) | 2018-06-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721070603.4U Active CN207452666U (en) | 2017-08-25 | 2017-08-25 | Automatically it is dragged into formula movable trestle device |
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| CN (1) | CN207452666U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109026074A (en) * | 2018-10-25 | 2018-12-18 | 中铁工程装备集团有限公司 | Large span propelled tunnel inverted arch trestle |
-
2017
- 2017-08-25 CN CN201721070603.4U patent/CN207452666U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109026074A (en) * | 2018-10-25 | 2018-12-18 | 中铁工程装备集团有限公司 | Large span propelled tunnel inverted arch trestle |
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