CN209669676U - A kind of hydraulic automatic traction inverted arch trestle - Google Patents
A kind of hydraulic automatic traction inverted arch trestle Download PDFInfo
- Publication number
- CN209669676U CN209669676U CN201920241994.4U CN201920241994U CN209669676U CN 209669676 U CN209669676 U CN 209669676U CN 201920241994 U CN201920241994 U CN 201920241994U CN 209669676 U CN209669676 U CN 209669676U
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- Prior art keywords
- bridge
- trestle
- inverted arch
- hydraulic
- gear
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- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The utility model discloses a kind of hydraulic automatic traction inverted arch trestles, are related to technical field of tunnel construction, provide a kind of mobile hydraulic automatic traction inverted arch trestle simple, construction efficiency is high of trestle.The preceding access bridge is rotatablely connected by preceding hydraulic cylinder and main bridge front, access bridge is connect by rear hydraulic cylinder with main bridge posterior rotation after described, host bridge front is provided with front leg strut moving up and down, host bridge rear portion is provided with rear support leg moving up and down, traveling wheel is provided with below the rear support leg, the moving trolley that can be moved forward and backward but also move up and down is provided in the middle part of host bridge, the moving trolley is realized by gear structure and is moved forward and backward, it is moved up and down by stretching structure realization, the automatic tethered sliding of trestle had both been able to achieve by the drive of hydraulic electric motor, it is able to achieve automatic tethered sliding of the moving trolley on main bridge again, trestle is towed without other any tools, moving process high degree of automation, it is easy to operate, construction efficiency is high.
Description
Technical field
The utility model relates to technical field of tunnel construction, and in particular to a kind of hydraulic automatic traction inverted arch trestle.
Background technique
In constructing tunnel, when excavating in front of tunnel, the stone of generation needs to transport by rear, followed by construction,
Fill concrete.When constructing inverted arch fill concrete, blocks mucking machine current, needed to fill out using trestle across inverted arch at this time
Concrete construction region is filled, keeps mucking machine current from trestle, while engineering staff's construction operation under trestle.
Currently, trestle used in constructing tunnel is there are many type, more easy trestle be using I-steel splicing and
At structure, the production of such trestle is relatively easy, and without driving power walking device, span is smaller, and with inverted arch template
Separation, needs individually to be laid with template, construction efficiency is very low.After the completion of every section of construction, movable trestle is very troublesome, needs to make
It is towed with other equipments, very inconvenient, trestle movement needs to re-lay template in place afterwards.
Utility model content
That the technical problem to be solved by the utility model is to provide a kind of trestles is mobile simple, construction efficiency is high it is hydraulic from
Dynamic traction inverted arch trestle.
The technical scheme adopted by the utility model to solve the technical problem is as follows: a kind of hydraulic automatic traction inverted arch trestle,
Including main bridge, preceding access bridge, rear access bridge, preceding hydraulic cylinder and rear hydraulic cylinder, the preceding access bridge passes through preceding hydraulic cylinder and main bridge
Front rotation connection, the rear access bridge are connect by rear hydraulic cylinder with main bridge posterior rotation, and host bridge front is provided with can
The front leg strut moved up and down, host bridge rear portion are provided with rear support beam, are provided in the rear support beam moving up and down
Rear support leg and traveling wheel, the rear support leg for regulating and controlling the height that lands of traveling wheel, be provided in the middle part of host bridge can before
The moving trolley that moves and can move up and down afterwards, the moving trolley are realized by gear structure and are moved forward and backward, and are passed through flexible
Structure realization moves up and down；
The gear structure includes hydraulic electric motor, driving wheel, driven wheel and rack gear, the driving wheel include external gear and
Internal gear, the internal gear are connected to external tooth wheel side with one heart, and the hydraulic electric motor is connect by chain with external gear driving, institute
Internal gear is stated to be sequentially connected by chain and driven wheel, the rack gear is transversely and horizontally set in main pars basilaris pontis, the internal gear, from
Driving wheel is connected by meshing transmission with rack gear between each other；
The stretching structure includes telescopic oil cylinder and supporting beam, and the telescopic oil cylinder is vertically fixedly connected on moving trolley
On, the supporting beam is connected with the telescopic shaft of telescopic oil cylinder.
Further, connecting hinge ear is provided in the supporting beam, the supporting beam passes through connecting hinge ear and inverted arch template
The demoulding being connected for inverted arch template.
Further, the front leg strut and rear support leg are moved up and down by hydraulic cylinder realization.
The beneficial effects of the utility model are: the hydraulic automatic traction inverted arch trestle of the application, front leg strut and rear support leg
Main bridge is supported jointly, can guarantee the stability that trestle is moved forward and backward, pass through setting for gear structure and stretching structure
It sets and can be realized moving and being open to traffic for trestle, the automatic tethered sliding of trestle had not only been able to achieve by the drive of hydraulic electric motor, but also
It is able to achieve automatic tethered sliding of the moving trolley on main bridge, trestle is towed without other any tools, moving process
High degree of automation operates very convenient, greatly improves construction efficiency.
Specific embodiment of the present utility model is described in further detail with reference to the accompanying drawing.
Detailed description of the invention
The a part of attached drawing as the application, is further understood from the utility model for providing, the utility model
Illustrative embodiments and their description for explaining the utility model, but do not constitute improper limits to the present invention.Obviously,
The accompanying drawings in the following description is only some embodiments, to those skilled in the art, is not paying creative labor
Under the premise of dynamic, it can also be obtained according to these attached drawings other accompanying drawings.In the accompanying drawings:
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is partial enlargement diagram at A in Fig. 1；
Fig. 3 is partial enlargement diagram at B in Fig. 2；
It is as shown in the figure: main bridge 1, preceding access bridge 2, rear access bridge 3, preceding hydraulic cylinder 4, rear hydraulic cylinder 5, front leg strut 6, rear branch
Leg 7, traveling wheel 8, moving trolley 9, hydraulic electric motor 10, external gear, 11, internal gear 12, driven wheel 13, rack gear 14, telescopic oil cylinder
15, supporting beam 16, connecting hinge ear 17, inverted arch template 18.
It should be noted that these attached drawings and verbal description are not intended to limit the design of the utility model in any way
Range, but illustrate the concept of the utility model for those skilled in the art by referring to specific embodiments.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
The technical solution in embodiment is clearly and completely described in attached drawing in type embodiment, and following embodiment is for illustrating this
Utility model, but be not intended to limit the scope of the present invention.
In the description of the present invention, it should be noted that term " on ", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "vertical", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for describing the utility model and simplifying description, rather than the device or element of indication or suggestion meaning must have specific side
Position is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also be indirectly connected through an intermediary.
For the ordinary skill in the art, can be understood with concrete condition above-mentioned term in the present invention specifically contain
Justice.
The present invention will be further described with reference to the accompanying drawings and examples.
As shown in Figure 1-Figure 3, the hydraulic automatic traction inverted arch trestle of one kind of the utility model, including main bridge 1, preceding access bridge 2,
Access bridge 3, preceding hydraulic cylinder 4 and rear hydraulic cylinder 5 afterwards, the preceding access bridge 2 are connected by preceding hydraulic cylinder 4 and the rotation of main 1 front of bridge
It connects, the rear access bridge 3 is connect by rear hydraulic cylinder 5 with main 1 posterior rotation of bridge, and 1 front of host bridge is provided with can be upper and lower
Mobile front leg strut 6,1 rear portion of host bridge are provided with rear support beam, be provided in the rear support beam it is moving up and down after
Supporting leg 7 and traveling wheel 8, the rear support leg 7 can guarantee gear for regulating and controlling the height that lands of traveling wheel 8, the traveling wheel 8
The realization of steady and smooth is mobile in engagement process, and the front leg strut 6 and rear support leg 7 are moved up and down by hydraulic cylinder realization.Institute
The moving trolley 9 for being provided in the middle part of main bridge 1 and being moved forward and backward but also moving up and down is stated, the moving trolley 9 passes through gear knot
Structure, which is realized, to be moved forward and backward, and is moved up and down by stretching structure realization.
The gear structure includes hydraulic electric motor 10, driving wheel, driven wheel 13 and rack gear 14, and the driving wheel includes outer
Gear 11 and internal gear 12, the internal gear 12 are connected to 11 side of external gear with one heart, the hydraulic electric motor 10 by chain with
External gear 11 is sequentially connected, and the internal gear 12 is sequentially connected by chain and driven wheel 13, and the rack gear 14 is transversely and horizontally set
It is placed in main 1 bottom of bridge, the internal gear 12, driven wheel 13 are connected by meshing transmission with rack gear 14 between each other.
The stretching structure includes telescopic oil cylinder 15 and supporting beam 16, and the telescopic oil cylinder 15 is vertically fixedly connected on shifting
On dynamic trolley 9, the supporting beam 16 is connected with the telescopic shaft of telescopic oil cylinder 15.
Its course of work is as follows: when trestle is moved forward and backward, being lifted preceding access bridge 2 by the telescopic shaft of preceding hydraulic cylinder 4
Get up, then the lifting of rear access bridge 3 is got up by the telescopic shaft of rear hydraulic cylinder 5, at this point, to move by withdrawing front leg strut 6
Dynamic trolley 9 lands, then withdraws rear support leg 7 and traveling wheel 8 is landed, and starts hydraulic electric motor 10, under the rotation of hydraulic electric motor 10
External gear 11 is driven to rotate, external gear 11 drives internal gear 12 to rotate, and internal gear 12 drives driven wheel 13 to rotate, in internal gear 12
And under the common rotation of driven wheel 13, so that moving trolley 9 moves forward and backward under the engagement of rack gear 14, to realize
The automatic tethered sliding of trestle after trestle is mobile, when moving to moving trolley, stretches out front leg strut 6, stretches out rear support leg
7 make traveling wheel 8 liftoff, are supported jointly to main bridge 1 by front leg strut 6 and rear support leg 7, can guarantee to move before and after trestle
Dynamic stability, access bridge 2 and rear access bridge 3 before then putting down, makes winner's bridge both ends form support and fixes, more can guarantee that trestle is logical
The stability of vehicle is again started up hydraulic electric motor 10, in the case where main bridge 1 is fixed, at this point, moving trolley 9 is due to gear
Engagement can be moved along the front of main bridge 1, to realize automatic tethered sliding of the moving trolley on main bridge, lead to
The drive for crossing hydraulic electric motor had not only been able to achieve trestle movement but also had been able to achieve being open to traffic for moving trolley, without other any tools to trestle
It is towed, moving process high degree of automation operates very convenient, greatly improves construction efficiency.
In the prior art without driving power walking device, span is smaller, and separates with inverted arch template, needs individually
It is laid with template, construction efficiency is very low.After the completion of every section of construction, movable trestle is very troublesome, needs using other equipments
It is towed, very inconvenient, trestle movement needs to re-lay template in place afterwards.Connecting hinge is provided in the supporting beam 16
Ear 17, the supporting beam 16 pass through the demoulding that connecting hinge ear 17 is connected with inverted arch template 18 for inverted arch template 18.Pass through connection
The automatic demoulding that the setting of ear 17 enables to moving trolley 9 to drive inverted arch template 18 in moving process is cut with scissors, and with movement
Trolley 9 is moved to new construction location, without being laid with new template, substantially increases the construction efficiency of the installation of inverted arch template 18.
The above is only the preferred embodiment of the utility model, not makees in any form to the utility model
Limitation, although the utility model has been disclosed with preferred embodiment as above, is not intended to limit the utility model, any to be familiar with
The technical staff of this patent is not departing within the scope of technical solutions of the utility model, when the technology contents work using above-mentioned prompt
A little equivalent embodiment changed or be modified to equivalent variations out, but all contents without departing from technical solutions of the utility model,
Any simple modification, equivalent change and modification made by the above technical examples according to the technical essence of the present invention, still belong to
In the range of the utility model.
Claims (3)
1. a kind of hydraulic automatic traction inverted arch trestle, including main bridge (1), preceding access bridge (2), rear access bridge (3), preceding hydraulic cylinder (4)
With rear hydraulic cylinder (5), the preceding access bridge (2) is rotatablely connected by preceding hydraulic cylinder (4) and main bridge (1) front, is drawn after described
Bridge (3) is connect by rear hydraulic cylinder (5) with main bridge (1) posterior rotation, it is characterised in that: host bridge (1) front is provided with
Front leg strut (6) moving up and down, host bridge (1) rear portion are provided with rear support beam, be provided in the rear support beam can on
The rear support leg (7) and traveling wheel (8) of lower movement, the rear support leg (7) are described for regulating and controlling the height that lands of traveling wheel (8)
It is provided with the moving trolley (9) that can be moved forward and backward but also move up and down in the middle part of main bridge (1), the moving trolley (9) passes through tooth
Wheel construction, which is realized, to be moved forward and backward, and is moved up and down by stretching structure realization；
The gear structure includes that hydraulic electric motor (10), driving wheel, driven wheel (13) and rack gear (14), the driving wheel include
External gear (11) and internal gear (12), the internal gear (12) are connected to external gear (11) side, the hydraulic electric motor with one heart
(10) it being sequentially connected by chain and external gear (11), the internal gear (12) is sequentially connected by chain and driven wheel (13),
The rack gear (14) is transversely and horizontally set Yu Zhuqiao (1) bottom, the internal gear (12), driven wheel (13) with rack gear (14) phase
It is connected by meshing transmission between mutually；
The stretching structure includes telescopic oil cylinder (15) and supporting beam (16), and the telescopic oil cylinder (15) is vertically fixedly connected on
In moving trolley (9), the supporting beam (16) is connected with the telescopic shaft of telescopic oil cylinder (15).
2. hydraulic automatic traction inverted arch trestle as described in claim 1, it is characterised in that: be provided on the supporting beam (16)
Connecting hinge ear (17), the supporting beam (16) are connected with inverted arch template (18) for inverted arch template (18) by connecting hinge ear (17)
Demoulding.
3. hydraulic automatic traction inverted arch trestle as described in claim 1, it is characterised in that: the front leg strut (6) and rear support leg
(7) it is moved up and down by hydraulic cylinder realization.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920241994.4U CN209669676U (en) | 2019-02-26 | 2019-02-26 | A kind of hydraulic automatic traction inverted arch trestle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920241994.4U CN209669676U (en) | 2019-02-26 | 2019-02-26 | A kind of hydraulic automatic traction inverted arch trestle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209669676U true CN209669676U (en) | 2019-11-22 |
Family
ID=68569756
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920241994.4U Expired - Fee Related CN209669676U (en) | 2019-02-26 | 2019-02-26 | A kind of hydraulic automatic traction inverted arch trestle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209669676U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111058869A (en) * | 2019-12-31 | 2020-04-24 | 中铁十九局集团第三工程有限公司 | Traction fixing method of inverted arch template |
| CN111088986A (en) * | 2019-12-31 | 2020-05-01 | 中铁十九局集团第三工程有限公司 | Self-propelled inverted arch trestle |
| CN111550268A (en) * | 2020-05-27 | 2020-08-18 | 李军 | Self-propelled bridge main body for inverted arch trestle trolley |
| CN111550269A (en) * | 2020-05-27 | 2020-08-18 | 李军 | Self-propelled removes inverted arch landing stage |
-
2019
- 2019-02-26 CN CN201920241994.4U patent/CN209669676U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111058869A (en) * | 2019-12-31 | 2020-04-24 | 中铁十九局集团第三工程有限公司 | Traction fixing method of inverted arch template |
| CN111088986A (en) * | 2019-12-31 | 2020-05-01 | 中铁十九局集团第三工程有限公司 | Self-propelled inverted arch trestle |
| CN111088986B (en) * | 2019-12-31 | 2022-03-22 | 中铁十九局集团第三工程有限公司 | Self-propelled inverted arch trestle |
| CN111058869B (en) * | 2019-12-31 | 2022-07-05 | 中铁十九局集团第三工程有限公司 | Traction fixing method of inverted arch template |
| CN111550268A (en) * | 2020-05-27 | 2020-08-18 | 李军 | Self-propelled bridge main body for inverted arch trestle trolley |
| CN111550269A (en) * | 2020-05-27 | 2020-08-18 | 李军 | Self-propelled removes inverted arch landing stage |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191122 Termination date: 20210226 |
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| CF01 | Termination of patent right due to non-payment of annual fee |