CN106638272A - Self-moving type vehicular bridge for striding over belt conveyors - Google Patents
Self-moving type vehicular bridge for striding over belt conveyors Download PDFInfo
- Publication number
- CN106638272A CN106638272A CN201710108291.XA CN201710108291A CN106638272A CN 106638272 A CN106638272 A CN 106638272A CN 201710108291 A CN201710108291 A CN 201710108291A CN 106638272 A CN106638272 A CN 106638272A
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- Prior art keywords
- bridge
- lifting hydraulic
- main
- hydraulic cylinder
- pontic
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Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D15/00—Movable or portable bridges; Floating bridges
- E01D15/10—Travelling bridges, i.e. roller bridges; Sliding bridges; Rotary cylinder bridges, i.e. rotating about longitudinal axis to invert and raise the road
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/02—Piers; Abutments ; Protecting same against drifting ice
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/04—Bearings; Hinges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/10—Railings; Protectors against smoke or gases, e.g. of locomotives; Maintenance travellers; Fastening of pipes or cables to bridges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/12—Grating or flooring for bridges; Fastening railway sleepers or tracks to bridges
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention provides a self-moving type vehicular bridge for striding over belt conveyors, and belongs to the technical field of open-cast mining. The vehicular bridge comprises a main bridge body and auxiliary bridge bodies. A transmission shaft is fixed at one end of each auxiliary bridge body, and first chain wheels are arranged at the two ends of each transmission shaft. The two opposite ends in the length direction of the main bridge body are hinged to the auxiliary bridge bodies through the transmission shafts, so that an arc-shaped bridge deck is formed. The two opposite ends in the width direction of the main bridge body are each provided with two speed reduction motors. Second chain wheels are arranged at the output ends of the speed reduction motors. Each second chain wheel is connected with the adjacent first chain wheel through a transmission chain. First lifting hydraulic cylinders are fixed at the two opposite ends in the length direction of the main bridge body separately, and pier supports are arranged at the bottoms of the first lifting hydraulic cylinders. A main lifting hydraulic cylinder is fixed in the center of the lower surface of the main bridge body. The belt conveyors can pass through the spaces between the main lifting hydraulic cylinder and the first lifting hydraulic cylinders. The bottom of the main lifting hydraulic cylinder is rotationally connected to a tracked carrier. The vehicular bridge provided by the invention is convenient to move, and the erecting position of the vehicular bridge can be moved and changed according to setting of different transportation lines.
Description
Technical field
The invention belongs to surface mining technical field, more particularly to a kind of for across the driving of the automatic moving type of adhesive tape conveyor
Bridge.
Background technology
Mining industry is the basis of national economy, and it carries offer coal and various mineral, the task of raw material.With
China's expanding economy, the technological transformation to original mining equiment is also very urgent, using high-quality, high-effect, high economic effect
The mining machine equipment of benefit improves the development level of China's mining industry technology with this equipping mine.Wherein, have an opencast mining of
3～7 times are higher by compared with the production efficiency of pit mining, and have the advantages that production safety, working condition are good so as to wide
Development prospect, enjoys the concern of countries in the world.Over nearly 40 years, external strip coal mining has obtained larger development, and the world is main
Producing coal country, strip coal mining proportion by the sixties in last century 20～30% increase till now 40～50%, make great efforts expand
While mining area capacity, more advanced large-scale winning apparatus is constantly manufactured and used.
With China's opencast mining scale maximization, winning apparatus maximization and the serialization of production practice, dew is affected
The global transportation system's route problem of its ore deposit exploitation is particularly important, and adhesive tape conveyor is then to affect transit route problem
Key factor.At present the circuit of the haulage vehicle such as China's open coal mine dump truck is arranged due to being intercepted by adhesive tape conveyor
And adopt around line arrangement, this line arrangement mode causes the transportation range of haulage vehicle to greatly increase, and haul distance reasonability is low,
The conevying efficiency of coal is also reduced, and long-distance transportation can cause tire wear to be accelerated, so that motor transport cost increases,
The production cost of ton coal is further raised.It is typically with the rigid bridge of overhead travelling crane of artificial overlap joint at present to cross over adhesive tape conveyor, from
And haulage vehicle is passed through from rigid bridge of overhead travelling crane, the transit route of haulage vehicle is shortened with this.But the rigidity of artificial overlap joint
Bridge of overhead travelling crane mobility is poor, it is impossible to change its installation site, if transit route is changed, needs to overlap bridge of overhead travelling crane ability again
Enough meet the arrangement requirement of transit route.In addition, also a kind of patent of Application No. 2015110255016, there is provided
A kind of removable pontic for used in road construction field, for providing the temporary traffic of dilly, but the pontic
Unpowered source, needs the dragging of towing vehicle, using inconvenience in moving process；Adopt in the junction of major and minor pontic and tear open
Formula connection is unloaded, but at opencut field, because the load-carrying of haulage vehicle is larger, easily makes pontic be damaged, even resulted in
The generation of accident；It is and the support of pontic is fixed and needs to be fixed using bolt but solid in opencut onsite application foundation bolt
It is fixed also comparatively laborious.Accordingly, it would be desirable to a kind of brand-new structure is solving the above problems.
The content of the invention
For the problem that prior art is present, the present invention provides a kind of for across the automatic moving type bridge of overhead travelling crane of adhesive tape conveyor,
The bridge of overhead travelling crane conveniently moving, can according to different transit routes be set for it is mobile and change bridge of overhead travelling crane set up position.
To achieve these goals, the present invention is adopted the following technical scheme that：
It is a kind of for across the automatic moving type bridge of overhead travelling crane of adhesive tape conveyor, including main bridge and two secondary pontics, the secondary pontic
One end be fixed with power transmission shaft, the two ends of the power transmission shaft are equipped with the first sprocket wheel, relative on host bridge body length direction
Two ends are hinged respectively by power transmission shaft with two secondary pontics, form arc bridge floor, and power transmission shaft can be rotated relative to main bridge, main bridge
Relative on width to be respectively arranged at the two ends with two reducing motors, the output end of the reducing motor is connected with the second sprocket wheel, institute
State and connected by driving chain between the first sprocket wheel that the second sprocket wheel is adjacent, the driving chain can drive secondary pontic to fold
On main bridge；Relative two ends have been fixedly connected with the first lifting hydraulic cylinder on host bridge body length direction, and described
One lifting hydraulic cylinder is located at the lower surface of main bridge and power transmission shaft hinged place, and the bottom of the first lifting hydraulic cylinder is provided with bridge pier
Seat, the center of host bridge body lower surface is fixedly connected with main lifting hydraulic cylinder, the main lifting hydraulic cylinder and both sides the
The distance between one lifting hydraulic cylinder is available for adhesive tape conveyor and passes through, and the lower rotation of main lifting hydraulic cylinder is connected to crawler belt fortune
Defeated car, one end of the tracked carrier is provided with driver cage, and host bridge body can be relative with main lifting hydraulic cylinder
Tracked carrier is rotated.
The lower surface of the secondary pontic is fixedly connected with the second lifting hydraulic cylinder, and the bottom of second lifting hydraulic cylinder sets
There is bridge pier bearing pad.
The bridge pier bearing pad lower surface is provided with shock-absorbing buffer pad, is provided between the main lifting hydraulic cylinder and tracked carrier
Shock-absorbing buffer pad.
Stress controller is provided with the bridge pier bearing pad.
Host bridge body is equipped with skid resistant course with the upper surface of secondary pontic.
The relative two ends of host bridge body or secondary pontic width are equipped with the pontic guardrail higher than pontic upper surface.
Protective cover is provided with outside first sprocket wheel.
Beneficial effects of the present invention：
The present invention provides a kind of for across the automatic moving type bridge of overhead travelling crane of adhesive tape conveyor, because pontic bottom is provided with crawler belt fortune
Defeated car, enables the bridge of overhead travelling crane to move freely, and can be set for according to actual transit route mobile and change bridge of overhead travelling crane
Set up position, and realize the automatic overlap joint of bridge of overhead travelling crane pontic, haulage vehicle can be made interim across adhesive tape conveyor on bridge of overhead travelling crane
It is current, effectively solve the problems, such as that haulage vehicle that adhesive tape conveyor the causes transportation range during transport is detoured is larger,
And haulage vehicle on bridge of overhead travelling crane when passing through, following adhesive tape conveyor can normal work, do not interfere with the normal operation of production,
Further improve operating efficiency.Due to the shortening of haulage vehicle haul distance, making the transport capacity of vehicle has and is substantially improved, and then
The Effec-tive Function of other process procedures of opencut is driven, the ton ore deposit production cost of opencut is greatly reduced.Due to the bridge of overhead travelling crane
Mobility so that after the traffic route change of haulage vehicle, bridge of overhead travelling crane is repeatable to be utilized, and improves the utilization of bridge of overhead travelling crane
Rate, it is to avoid in process of production build caused waste again.And the secondary pontic of the bridge of overhead travelling crane may be folded in main bridge
On, the trouble of the space and assembly and disassembly pair pontic taken needed for transportation is reduced, make the movement of the bridge of overhead travelling crane more
It is convenient, and the lower surface of secondary pontic hinged end is provided with the first lifting hydraulic cylinder in main bridge, have can connecting portion
Enough stabilized soil pavements, thereby may be ensured that traffic safety of the haulage vehicle on bridge of overhead travelling crane.Crossed over according to bridge of overhead travelling crane
The height of material on belt conveyer and transporter, can form the different gradients between secondary pontic and ground.
Description of the drawings
Fig. 1 is the present invention for across the front view of the automatic moving type bridge of overhead travelling crane of adhesive tape conveyor；
Fig. 2 is the present invention for across the top view of the automatic moving type bridge of overhead travelling crane of adhesive tape conveyor；
Fig. 3 is the present invention for across the left view of the automatic moving type bridge of overhead travelling crane of adhesive tape conveyor；
Fig. 4 is the present invention for the structural representation after the automatic moving type bridge of overhead travelling crane of adhesive tape conveyor pair pontic is folded；
In figure：1- main bridges, 2- pair pontics, 3- power transmission shafts, the sprocket wheels of 4- first, 5- reducing motors, the sprocket wheels of 6- second, 7- is passed
Dynamic chain, the lifting hydraulic cylinders of 8- first, 9- bridge pier bearing pads, the main lifting hydraulic cylinders of 10-, 11- tracked carriers, 12- second is lifted
Hydraulic cylinder, 13- pontic guardrails, 14- protective covers, 15- driver cages.
Specific embodiment
Below in conjunction with the accompanying drawings the present invention is described in further detail with specific embodiment.
As shown in Figures 1 to 4, it is a kind of to transport for across the automatic moving type bridge of overhead travelling crane of adhesive tape conveyor, belonging to surface mining
Auxiliary equipment, in surface mining hauling operation, across adhesive tape conveyor bridge of overhead travelling crane being set up, so that haulage vehicle passes through,
So as to shorten the transit route of haulage vehicle.
The present invention is used to include main bridge 1 and two secondary pontics 2, secondary pontic 2 across the automatic moving type bridge of overhead travelling crane of adhesive tape conveyor
One end be fixed with power transmission shaft 3, the two ends of power transmission shaft 3 are equipped with the first sprocket wheel 4, relative two ends on the length direction of main bridge 1
It is hinged with two secondary pontics 2 by power transmission shaft 3 respectively, forms arc bridge floor, power transmission shaft 3 can be rotated relative to main bridge 1.Main bridge
1 is equipped with skid resistant course with the upper surface of secondary pontic 2, can effectively prevent haulage vehicle on bridge of overhead travelling crane by when there is sliding, keep away
Exempt to cause unnecessary damage, while and can increase during haulage vehicle sails out of bridge of overhead travelling crane from secondary pontic 2 friction resistance
Power, prevents the speed during Xia Qiao too fast accidents caused.In the present embodiment, main bridge 1 or the secondary width of pontic 2 are relative
Two ends be equipped with pontic guardrail 13 higher than pontic upper surface, pontic guardrail 13 can be prevented effectively from haulage vehicle in driving conditions
In fall from bridge of overhead travelling crane, it is to avoid the generation of accident.It is relative on the width of main bridge 1 to be respectively arranged at the two ends with two reducing motors
5, the output end of reducing motor 5 is connected with the second sprocket wheel 6, and driving-chain is passed through between the first sprocket wheel 4 that the second sprocket wheel 6 is adjacent
Bar 7 connects, the transmission that reducing motor 5 passes through the second sprocket wheel 6 and driving chain 7, and then can be fixed on by the drive of the first sprocket wheel 4
The relative main bridge 1 of secondary pontic 2 on power transmission shaft 3 rotates, and secondary pontic 2 is folded on main bridge 1, this has also reduced row
Space shared by the pontic of vehicle bridge, makes the movement of bridge of overhead travelling crane convenient.In other embodiments, it is also possible in main bridge 1
Relative on width to be respectively arranged at the two ends with a reducing motor 5, the output shaft of reducing motor 5 is set with two by unilateral bearing
Individual second sprocket wheel 6, the unilateral bearing in two the second sprocket wheels 6 is oppositely arranged, the first sprocket wheel 4 of each second sprocket wheel 6 and side
Connected by driving chain 7.In the present embodiment, be provided with protective cover 14 outside the first sprocket wheel 4, when the bridge of overhead travelling crane after folding
When moving, situations such as the first sprocket wheel 4 caused by the collision that protective cover 14 can effectively prevent in moving process is damaged
Occur.
Relative two ends have been fixedly connected with the first lifting hydraulic cylinder 8, the first lifting hydraulic cylinder on the length direction of main bridge 1
8 lower surfaces for being located at main bridge 1 and the hinged place of power transmission shaft 3, the bottom of the first lifting hydraulic cylinder 8 is provided with bridge pier bearing pad 9, and first lifts
Rise hydraulic cylinder 8 can effective support and the firm bridge of overhead travelling crane pontic, and when ensureing that the bridge floor of bridge of overhead travelling crane has car to pass through, main bridge
1 connecting portion being hinged with secondary pontic 2 has enough stabilized soil pavements.The lower surface of secondary pontic 2 is fixedly connected with second
Lifting hydraulic cylinder 12, the bottom of the second lifting hydraulic cylinder 12 is provided with bridge pier bearing pad 9, and the support strength of secondary pontic 2 is improved with this.
In the present embodiment, stress controller is provided with bridge pier bearing pad 9, in the pontic build process of bridge of overhead travelling crane, stress controller
The contact stress between bridge pier bearing pad 9 and ground can be in real time measured, to control the first lifting hydraulic cylinder 8 or the second lifting hydraulic cylinder
12 it is flexible reaching setting value so that the pontic of the bridge of overhead travelling crane is in steady status.The lower surface of bridge pier bearing pad 9 is provided with and subtracts
Shake cushion pad, shock-absorbing buffer pad can reduce haulage vehicle on bridge of overhead travelling crane by when the concussion that produces to caused by bridge pier bearing pad 9
Stress rupture.In the present embodiment, the center of the lower surface of main bridge 1 is fixedly connected with main lifting hydraulic cylinder 10, main act
Rise the distance between hydraulic cylinder 10 and first lifting hydraulic cylinder of both sides 8 and be available for adhesive tape conveyor and pass through.In other embodiments,
Main lifting hydraulic cylinder 10 also can amesiality first lifting hydraulic cylinder 8 arrange, it is ensured that the first lifting hydraulic cylinder of opposite side 8 and main act
Rising the distance between hydraulic cylinder 10 is available for adhesive tape conveyor to pass through, and main bridge 1 is arranged into inclined near the side of main lifting hydraulic cylinder 10
Core structure, to guarantee stability of the bridge of overhead travelling crane in moving process, will not occur the accidents such as overturning.The bottom of main lifting hydraulic cylinder 10
Portion is rotationally connected with tracked carrier 11, and main bridge 1 can be rotated with the opposing tracks transport vehicle 11 of main lifting hydraulic cylinder 10, carries out
One end with transport vehicle 11 is provided with driver cage 15, and operating personnel can drive tracked carrier 11 in driver cage 15
With building for manipulation bridge of overhead travelling crane.Tracked carrier 11 can preferably adapt to opencut out-of-flatness surface vehicle movement, and with master
Lifting hydraulic cylinder 10 provides firm support for pontic together, and can provide power resources for pontic.In the present embodiment, it is main
Shock-absorbing buffer pad is provided between lifting hydraulic cylinder 10 and tracked carrier 11, shock-absorbing buffer pad can reduce haulage vehicle in bridge of overhead travelling crane
On by when the concussion that produces to the stress rupture caused by tracked carrier 11.
The first use process of the present invention is illustrated below in conjunction with the accompanying drawings.
The build process of bridge of overhead travelling crane：
Operating personnel are entered in driver cage 15, drive tracked carrier 11 by bridge of overhead travelling crane with the folded form in Fig. 4
The operating position of bridge of overhead travelling crane is built needed for being transported to, makes tracked carrier 11 rest in the side of adhesive tape conveyor, and adjust shoe
Direction of travel with transport vehicle 1 is consistent with the transporting direction of adhesive tape conveyor.Main lifting hydraulic cylinder 10 is made to be raised up to main bridge
The lower surface of body 1 may span across the height of the conveyor belt of adhesive tape conveyor, and afterwards, main lifting hydraulic cylinder 10 drives main bridge 1 relative
Tracked carrier 11 is rotated, and makes one end of main bridge 1 across conveyor belt, and adjusts the angle between main bridge 1 and conveyor belt
Degree, passing through in order to haulage vehicle.After position adjustment well, start reducing motor 5, by the second sprocket wheel 6, driving chain 7
And first sprocket wheel 4, secondary pontic 2 to be put down from main bridge 1, the free end for making secondary pontic 2 contacts with ground, then makes the first lifting
Hydraulic cylinder 8 stretches out simultaneously with the second lifting hydraulic cylinder 12, and when the stress value that stress controller is measured is consistent with setting value, protects
Hold pressure constant, bridge of overhead travelling crane is built and completed.
The folding process of bridge of overhead travelling crane：
When the bridge of overhead travelling crane of state shown in Fig. 1 needs to be moved to other operating positions, the operator in driver cage 15
Member first retracts the first lifting hydraulic cylinder 8 with the second lifting hydraulic cylinder 12, afterwards, starts reducing motor 5, by the second sprocket wheel
6th, the sprocket wheel 4 of driving chain 7 and first, by secondary pontic 2 from raked floor, and is folded on main bridge 1, as shown in figure 4, and driving
Tracked carrier 11 builds the operating position of bridge of overhead travelling crane needed for bridge of overhead travelling crane is transported to.
Above example is only unrestricted to illustrate technical scheme, although with reference to preferred embodiment to this
It is bright to be described in detail, it will be appreciated by those skilled in the art that can modify to technical scheme or wait
With replacing, without deviating from the objective and scope of the technical program, it all should cover in scope of the presently claimed invention.
Claims (7)
1. it is a kind of for across the automatic moving type bridge of overhead travelling crane of adhesive tape conveyor, it is characterised in that to include：Main bridge and two secondary pontics,
One end of the secondary pontic is fixed with power transmission shaft, and the two ends of the power transmission shaft are equipped with the first sprocket wheel, host bridge body length side
Upwards relative two ends are hinged respectively by power transmission shaft with two secondary pontics, form arc bridge floor, and power transmission shaft can be with respect to main bridge
Rotate, relative on main bridge width to be respectively arranged at the two ends with two reducing motors, the output end of the reducing motor is connected with
Second sprocket wheel, is connected between the first sprocket wheel that second sprocket wheel is adjacent by driving chain, and the driving chain can band
Dynamic pair pontic is folded on main bridge；Relative two ends have been fixedly connected with the first lifting liquid on host bridge body length direction
Cylinder pressure, first lifting hydraulic cylinder is located at the lower surface of main bridge and power transmission shaft hinged place, the bottom of the first lifting hydraulic cylinder
Bridge pier bearing pad is provided with, the center of host bridge body lower surface is fixedly connected with main lifting hydraulic cylinder, the main lifting hydraulic pressure
The distance between cylinder and the lifting hydraulic cylinder of both sides first are available for adhesive tape conveyor and pass through, and the lower rotation of main lifting hydraulic cylinder connects
Tracked carrier is connected to, one end of the tracked carrier is provided with driver cage, and host bridge body can be with main lifting hydraulic pressure
Together opposing tracks transport vehicle is rotated cylinder.
2. according to claim 1 for across the automatic moving type bridge of overhead travelling crane of adhesive tape conveyor, it is characterised in that：The secondary pontic
Lower surface be fixedly connected with the second lifting hydraulic cylinder, the bottom of second lifting hydraulic cylinder is provided with bridge pier bearing pad.
3. according to claim 1 and 2 for across the automatic moving type bridge of overhead travelling crane of adhesive tape conveyor, it is characterised in that：The bridge
Pier bearing lower surface is provided with shock-absorbing buffer pad, and between the main lifting hydraulic cylinder and tracked carrier shock-absorbing buffer pad is provided with.
4. according to claim 1 and 2 for across the automatic moving type bridge of overhead travelling crane of adhesive tape conveyor, it is characterised in that：The bridge
Stress controller is provided with pier bearing.
5. according to claim 1 for across the automatic moving type bridge of overhead travelling crane of adhesive tape conveyor, it is characterised in that：Host bridge body
Skid resistant course is equipped with the upper surface of secondary pontic.
6. according to claim 1 for across the automatic moving type bridge of overhead travelling crane of adhesive tape conveyor, it is characterised in that：Host bridge body
Or the relative two ends of secondary pontic width are equipped with the pontic guardrail higher than pontic upper surface.
7. according to claim 1 for across the automatic moving type bridge of overhead travelling crane of adhesive tape conveyor, it is characterised in that：First chain
Wheel is outer to be provided with protective cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710108291.XA CN106638272B (en) | 2017-02-27 | 2017-02-27 | A kind of automatic moving type bridge of overhead travelling crane being used for across adhesive tape conveyor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710108291.XA CN106638272B (en) | 2017-02-27 | 2017-02-27 | A kind of automatic moving type bridge of overhead travelling crane being used for across adhesive tape conveyor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106638272A true CN106638272A (en) | 2017-05-10 |
| CN106638272B CN106638272B (en) | 2018-04-06 |
Family
ID=58846626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710108291.XA Active CN106638272B (en) | 2017-02-27 | 2017-02-27 | A kind of automatic moving type bridge of overhead travelling crane being used for across adhesive tape conveyor |
Country Status (1)
| Country | Link |
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| CN (1) | CN106638272B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107974918A (en) * | 2017-12-15 | 2018-05-01 | 曾正扬 | A kind of telescopic timesharing viaduct of scissors type elevating |
| CN108018773A (en) * | 2017-12-13 | 2018-05-11 | 李清花 | A kind of self-propelled telescopic interim overline bridge |
| CN110331651A (en) * | 2019-07-24 | 2019-10-15 | 辽宁工程技术大学 | It is a kind of for connecting the automatic moving type bridge of overhead travelling crane of open-pit mine stope and internal dumping |
| CN111794079A (en) * | 2020-07-02 | 2020-10-20 | 张丁昌 | Temporary bridge capable of passing through vehicles based on bridge construction |
| CN112030773A (en) * | 2020-09-17 | 2020-12-04 | 王建鑫 | Construction method for bridging between open pit coal mine stope and refuse dump |
| CN113026527A (en) * | 2021-03-16 | 2021-06-25 | 江苏建筑职业技术学院 | Emergent bridge is used in road construction of easily installing |
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| US20090095595A1 (en) * | 2007-10-12 | 2009-04-16 | Christof Brewka | Travel support mechanism for movable conveyor bridge |
| CN201574349U (en) * | 2010-01-08 | 2010-09-08 | 余波 | Low pressure grounding trestle |
| EP2625092A1 (en) * | 2010-10-05 | 2013-08-14 | Offshore Solutions B.V. | A gangway construction having a guiding assembly with pulley wheels and guiding cables |
| CN205295910U (en) * | 2015-12-29 | 2016-06-08 | 广东技术师范学院 | A portable bridge type vehicle system of passing for road construction |
| CN205370595U (en) * | 2016-03-17 | 2016-07-06 | 湖南五新机械有限公司 | Automatic hydraulic pressure inverted arch landing stage platform truck |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US20090095595A1 (en) * | 2007-10-12 | 2009-04-16 | Christof Brewka | Travel support mechanism for movable conveyor bridge |
| CN201574349U (en) * | 2010-01-08 | 2010-09-08 | 余波 | Low pressure grounding trestle |
| EP2625092A1 (en) * | 2010-10-05 | 2013-08-14 | Offshore Solutions B.V. | A gangway construction having a guiding assembly with pulley wheels and guiding cables |
| CN205295910U (en) * | 2015-12-29 | 2016-06-08 | 广东技术师范学院 | A portable bridge type vehicle system of passing for road construction |
| CN205370595U (en) * | 2016-03-17 | 2016-07-06 | 湖南五新机械有限公司 | Automatic hydraulic pressure inverted arch landing stage platform truck |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108018773A (en) * | 2017-12-13 | 2018-05-11 | 李清花 | A kind of self-propelled telescopic interim overline bridge |
| CN107974918A (en) * | 2017-12-15 | 2018-05-01 | 曾正扬 | A kind of telescopic timesharing viaduct of scissors type elevating |
| CN110331651A (en) * | 2019-07-24 | 2019-10-15 | 辽宁工程技术大学 | It is a kind of for connecting the automatic moving type bridge of overhead travelling crane of open-pit mine stope and internal dumping |
| CN111794079A (en) * | 2020-07-02 | 2020-10-20 | 张丁昌 | Temporary bridge capable of passing through vehicles based on bridge construction |
| CN112030773A (en) * | 2020-09-17 | 2020-12-04 | 王建鑫 | Construction method for bridging between open pit coal mine stope and refuse dump |
| CN112030773B (en) * | 2020-09-17 | 2021-12-14 | 王建鑫 | Construction method for bridging between open pit coal mine stope and refuse dump |
| CN113026527A (en) * | 2021-03-16 | 2021-06-25 | 江苏建筑职业技术学院 | Emergent bridge is used in road construction of easily installing |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106638272B (en) | 2018-04-06 |
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