CN110789426B - Use method of pipe conveying and distributing vehicle for pipeline construction - Google Patents
Use method of pipe conveying and distributing vehicle for pipeline construction Download PDFInfo
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- CN110789426B CN110789426B CN201810869657.XA CN201810869657A CN110789426B CN 110789426 B CN110789426 B CN 110789426B CN 201810869657 A CN201810869657 A CN 201810869657A CN 110789426 B CN110789426 B CN 110789426B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60P—VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS
- B60P1/00—Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading
- B60P1/04—Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading with a tipping movement of load-transporting element
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60P—VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS
- B60P1/00—Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading
- B60P1/52—Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading using rollers in the load-transporting element
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60P—VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS
- B60P3/00—Vehicles adapted to transport, to carry or to comprise special loads or objects
- B60P3/40—Vehicles adapted to transport, to carry or to comprise special loads or objects for carrying long loads, e.g. with separate wheeled load supporting elements
Abstract
The invention discloses a pipe distribution vehicle for pipeline construction, and belongs to the technical field of pipeline engineering. The invention adopts the traction headstock to be hinged with the flat car to pull the flat car to walk and steer. The pipe unloading mechanism is installed on the flat car, a pipeline to be installed is arranged on the pipe unloading mechanism, the pipeline to be transported is transported to the pipe distributing car for pipeline construction to be transported to the designed installation position, the pipeline is automatically unloaded through the pipe unloading mechanism, the phenomenon that the pipeline is unloaded by using a special hoisting device in a narrow tunnel space is avoided, and the construction difficulty is greatly reduced. After the pipes are unloaded, the bidirectional control mechanism is started to change the walking direction of the pipe transporting and distributing vehicle, so that an operator can withdraw from the tunnel quickly by operating the pipe transporting and distributing vehicle in the forward direction without turning around, the potential safety hazard caused by backing and withdrawing equipment in the tunnel is solved, the construction safety is ensured, and the construction efficiency is improved.
Description
Technical Field
The invention relates to the technical field of pipeline engineering, in particular to a use method of a pipeline construction and transportation and distribution vehicle.
Background
Mediums such as natural gas generally need to be transported by using pipelines, and pipeline crossing construction technology in tunnels is mostly adopted in the process of laying pipelines for transporting mediums such as natural gas. With the rapid development of long-distance pipeline construction in China, pipeline construction tends to large-caliber and high pressure, large-scale machines such as a general pipe crane and a pipe transporting vehicle are generally used for mounting pipelines with large caliber and heavy weight, when pipelines pass through high and steep mountainous areas and hilly areas, the large-scale machines such as the general pipe crane and the pipe transporting vehicle cannot enter the narrow tunnels to operate due to the narrow space of the operation surface in the tunnels, great difficulty is often brought to pipeline construction, pipe transportation and distribution operation, and the engineering construction progress is seriously influenced.
At present, a small pipe transporting vehicle is generally adopted for transporting pipes, and after the pipes are transported to the installation position of the small pipe transporting vehicle, special hoisting equipment is required to be used for unloading the pipes in a narrow tunnel space, so that a plurality of difficulties are increased for construction.
Disclosure of Invention
The embodiment of the invention provides a use method of a pipe distribution vehicle for pipeline construction, which can solve the problem that the existing pipe transportation vehicle needs to use special hoisting equipment to unload pipes. The technical scheme is as follows:
the utility model provides a pipe car is transported in pipeline construction, this fortune pipe car includes: traction headstock, steering mechanism, flatbed and unload tub mechanism:
the traction vehicle head is hinged with the flat car through the steering mechanism, the traction vehicle head can control the walking and steering of the flat car through the steering mechanism, and the pipe unloading mechanism is arranged on the flat car;
this traction locomotive includes: the control console can control the bidirectional control mechanism and the engine, the engine can provide power for the hydraulic pump and power for the control console, and the engine can control the walking and steering of the wheels through the bidirectional control mechanism;
this unload tub mechanism includes: the first lifting bracket, the roller bracket and the second lifting bracket are sequentially arranged from the head to the tail of the flat car, and the head of the flat car is the end of the flat car hinged with the traction head;
this first lifting bracket includes: the first pipe supporting component is arranged on the first lifting component, and the first lifting component can drive the first pipe supporting component to move up and down;
this second lifting bracket includes: the second supporting pipe assembly is arranged on the second lifting assembly, and the second lifting assembly can drive the second supporting pipe assembly to move up and down;
the roller bracket comprises a group of rollers and a third lifting assembly, the group of rollers are arranged on the third lifting assembly, and the third lifting assembly can drive the loaded pipeline to lift and roll through the rollers;
the flat car comprises a frame and wheels arranged on the lower side of the frame;
the engine in the traction vehicle head can drive the hydraulic pump to provide power for the pipe unloading mechanism, the control console and the engine are both connected with the steering mechanism, the control console can control the traveling direction of the flat car through the steering mechanism, and the engine can provide power for the steering mechanism.
In one possible design, the steering mechanism includes: two steering cylinders and a pin shaft;
the traction vehicle head and the flat car are connected by forming a hinge mechanism through the pin shaft;
the two steering oil cylinders are respectively positioned at two sides of the hinge mechanism, one ends of the two steering oil cylinders are connected with the traction vehicle head, the other ends of the two steering oil cylinders are connected with the flat car, and the two steering oil cylinders can push the flat car to rotate around the pin shaft;
the traction vehicle head is connected with the two steering oil cylinders through a pin shaft, and the engine can provide power for the steering oil cylinders.
In one possible design, the pipe conveying and distributing vehicle further comprises: a slewing bearing;
the slewing bearing is arranged between the traction vehicle head and the flat car;
the traction headstock and the flatbed can rotate relatively through the slewing bearing.
In one possible design, the upper surface of the first pipe supporting component is a circular arc surface;
the arc surface is matched with the shape of the pipeline to be transported.
In one possible design, the second stinger assembly comprises: an arc-shaped lifting bracket and three rollers;
the arc-shaped lifting bracket is arranged on the frame;
the three rollers are arranged on the arc-shaped lifting support, a pipeline to be conveyed can be placed on the three rollers, and the pipeline can rotate through relative motion with the three rollers.
In one possible design, the first lifting assembly and the second lifting assembly are both jacking cylinders;
an engine in the traction headstock drives the hydraulic pump to provide power for the jacking oil cylinder.
In one possible design, the third lift assembly includes: two transverse moving oil cylinders;
an engine in the traction headstock drives the hydraulic pump to provide power for the two transverse moving oil cylinders;
one end of each of the two transverse oil cylinders is connected with the frame, the other end of each of the two transverse oil cylinders is connected with the lifting roller at the corresponding position of the group of lifting rollers, the group of lifting rollers are arranged in a V shape, and the transverse oil cylinders push the lifting rollers to move relatively, so that the position of the pipeline to be conveyed is adjusted.
In one possible design, the lifting roller is coated with a polyurethane pipe protective layer.
In one possible design, the engine is a diesel engine and the hydraulic pump is a gear pump.
Through adopting the traction locomotive to articulate with the flatbed, pull the flatbed walking and turn to, install on the flatbed and unload tub mechanism, will treat that the pipeline of installation settles on unloading tub mechanism, pipeline construction fortune pipe laying car will treat the pipeline of transporting and transport its design installation position after, through unloading tub mechanism automatic uninstallation pipeline, avoided using dedicated lifting device to unload the pipe in constrictive tunnel space, reduced the construction degree of difficulty greatly, improved the efficiency of construction. After the pipes are unloaded, the bidirectional control mechanism is started to change the walking direction of the pipe transporting and distributing vehicle, so that an operator can withdraw from the tunnel quickly by operating the pipe transporting and distributing vehicle in the forward direction without turning around, the potential safety hazard caused by backing and withdrawing equipment in the tunnel is solved, the construction safety is ensured, and the construction efficiency is improved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a front view of a pipe distribution vehicle for pipeline construction according to an embodiment of the present invention;
FIG. 2 is a schematic view of a first lifting bracket according to an embodiment of the present invention;
FIG. 3 is a schematic view of a second lifting bracket according to an embodiment of the present invention;
FIG. 4 is a schematic view of a roller bracket according to an embodiment of the present invention;
fig. 5 is a top view of a pipe distribution vehicle for pipeline construction according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of a pipe transportation and distribution vehicle for pipeline construction, and referring to fig. 1, the pipe transportation and distribution vehicle includes: traction headstock 11, steering mechanism 14, flatbed 12 and unload tub mechanism 13: the traction vehicle head 11 is hinged with the flat car 12 through the steering mechanism 14, the traction vehicle head 11 can control the walking and steering of the flat car 12 through the steering mechanism 14, and the pipe unloading mechanism 13 is installed on the flat car 12. The following describes the structures of the traction vehicle head 11, the steering mechanism 14, the flatbed 12 and the pipe unloading mechanism 13:
the traction headstock 11 in the pipe conveying and distributing vehicle comprises: a console 111, an engine 112, a hydraulic pump 115, a bidirectional control mechanism 113 and wheels 114, wherein the bidirectional control mechanism 113 is connected with the console 111, the engine 112 and the wheels 114 respectively, the console 111 is connected with the bidirectional control mechanism 113, the engine 112 is connected with the hydraulic pump 115, the console 111 can control the bidirectional control mechanism 113 and the engine 112, the engine 112 can provide power for the hydraulic pump 115 and the console 111, and the engine 112 can also control the walking and steering of the wheels 114 through the bidirectional control mechanism 113; the flatbed 12 includes a frame 121 and flatbed wheels 122 mounted on the underside of the frame 121; an engine 112 in the tractor head 11 can drive the hydraulic pump 115 to power the pipe discharge mechanism 13.
The console 111 controls the steering of the wheels 114 in the tractor by controlling the operation of the bi-directional control mechanism 113. The bidirectional control mechanism 113 may be a hydraulic control mechanism, which includes a hydraulic directional control valve for changing the direction of the wheels 114 by changing the flow direction of a medium in the valve, or may be another mechanism capable of realizing bidirectional operation.
The control console 111 in the traction vehicle head 11 is a control mechanism of the whole pipe conveying and distributing vehicle, and an operator can operate the control console 111 to realize the functions of walking, steering, pipe unloading and the like of the pipe conveying and distributing vehicle. The control console 111 controls the steering of wheels 114 in the traction vehicle head through a bidirectional control mechanism 113, so that bidirectional walking of the traction vehicle head is realized; the console 111 can also control the start and stop of the engine 112 through the connection with the engine 112. Of course, the console 111 may also be connected to other mechanisms in the pipe conveying cart, so as to control the mechanism through the console 111, which is not limited in the embodiment of the present invention. The arrangement of the control console 111 is beneficial to enabling an operator to control the pipe conveying and distributing vehicle more conveniently, and the labor intensity of the operator is reduced.
In the pipe conveying vehicle, the hydraulic pump 115 is used for transmitting the power provided by the engine 112 to other mechanisms needing power in the pipe conveying vehicle, and the advantages of using the hydraulic pump 115 as a power transmission element include smooth operation and convenient speed regulation of the hydraulic pump.
In the traction vehicle head 11, the bidirectional control mechanism 113 is used for enabling the traction vehicle head 11 to realize bidirectional walking, in the pipe conveying process, a pipeline is firstly installed on the flat car 12, the flat car 12 is pushed into a tunnel by using the traction vehicle head 11 in a mode that the flat car 12 is in front and the tractor is behind, after the pipe conveying and distributing vehicle walks to the installation position of the pipeline, the vehicle stops to unload the pipeline, the bidirectional control mechanism 113 is controlled, the traction direction of the traction vehicle head 11 is changed, and the flat car 12 is pulled out of the tunnel by using the traction vehicle head 11. This two-way control mechanism 113's setting for fortune stringing car can two-way walking, is applicable to the interior operation of tunnel, need not to transport the stringing car and turn around in the tunnel, can directly transport its mounted position with the pipeline, then fortune stringing car can withdraw from the tunnel rapidly, has improved fortune pipe efficiency greatly.
An engine 112 in the traction vehicle head 11 is connected with the control console 111, the bidirectional control mechanism 113, the wheels 114 and the pipe unloading mechanism 13, and under the control of the control console 111, the engine 112 can provide power for the pipe conveying and distributing vehicle to walk and unload pipes. Of course, the engine 112 may also be connected to other mechanisms in the pipe conveying cart to provide power for the mechanisms, which is not limited in the embodiment of the present invention. In one possible design, the engine 112 is a diesel engine 112 and the hydraulic pump 115 is a gear pump. The diesel engine has the advantages of low oil consumption, strong power, strong durability and the like, and is suitable for operation in the tunnel; the gear pump has the advantages of simple and compact structure, insensitivity to oil pollution, large rotating speed range, convenience in maintenance, reliability in operation and the like, and is suitable for operation in tunnels.
The flat car 12 of the cloth tube transporting car includes a frame 121 and flat car wheels 122 mounted on the underside of the frame 121. The flatbed wheel 122 is used for bearing the frame 121 and related components mounted on the frame 121, and the flatbed wheel 122 has a certain bearing capacity; the frame 121 is used for fixing the pipe unloading mechanism 13 and the bearing pipeline, the upper surface of the frame is processed to be flat, the frame 121 can be formed by welding H-shaped steel, and can also be formed by other structures with certain strength.
The tube unloading mechanism 13 in the tube conveying and distributing vehicle comprises: the first lifting bracket 131, the roller bracket 132 and the second lifting bracket 133 are sequentially mounted on the head to the tail of the flat car 12, wherein the head of the flat car 12 refers to one end of the flat car 12 hinged to the traction head 11.
Specifically, referring to fig. 2, fig. 2 is a schematic structural diagram of a first lifting bracket according to an embodiment of the present invention, where the first lifting bracket includes: a first supporting pipe component 21 and a first lifting component 22, wherein the first supporting pipe component 21 is installed on the first lifting component 22, and the first lifting component 22 can drive the first supporting pipe component 21 to move up and down.
The first pipe supporting component 21 in the first lifting bracket is used for installing the pipeline to be transported, and the first pipe supporting component 21 is lifted through the driving of the first lifting component 22, so that the pipeline is unloaded to the designed installation position. In one possible design, the upper surface of the first stinger component 21 is a circular arc surface; the arc surface is matched with the shape of the pipeline to be transported. The pipeline can be better installed due to the shape of the arc surface, and the pipeline is prevented from rolling and shifting greatly in the conveying process or rigidly colliding with a pipe conveying and distributing vehicle. In one possible design, the upper surface of the first pipe supporting component 21 is covered with a polyurethane pipe protecting layer 23, for example, the pipe protecting layer 23 may be a polyurethane rubber pad, and the polyurethane pipe protecting layer 23 may protect the surface of the pipe from corrosion, so as to enhance the corrosion resistance of the pipe.
Fig. 3 is a schematic structural view of a second lifting bracket according to an embodiment of the present invention, referring to fig. 3, the second lifting bracket includes: a second pipe supporting component 31 and a second lifting component 32, wherein the second pipe supporting component 31 is installed on the second lifting component 32, and the second lifting component 32 can drive the second pipe supporting component 31 to move up and down.
In one possible design, the second stinger assembly 31 includes: an arc-shaped lifting bracket 311 and three rollers 312; the arc lifting bracket 311 is installed on the second lifting assembly 32; the three rollers 312 are mounted on the arc-shaped lifting bracket 311, and a pipe to be conveyed can be placed on the three rollers 312, and the pipe can rotate through relative movement with the three rollers 312.
In one possible design, the second stinger assembly 31 further comprises: and a frame for fixing the arc-shaped lifting bracket 311, the frame being fixed to the second lifting assembly. The second pipe supporting component 31 in the second lifting bracket is used for installing the pipeline to be conveyed, the second pipe supporting component 31 is lifted through the driving of the second lifting component 32, the pipeline can move back and forth along the axial direction through the relative movement between the pipeline and the three rollers 312 on the second pipe supporting component 31, and the pipeline is conveniently unloaded to the designed installation position of the pipeline by the pipeline conveying and distributing vehicle. In one possible design, the outer surfaces of the three rollers 312 of the second pipe supporting assembly 31 are covered with a polyurethane pipe protecting layer, for example, the pipe protecting layer may be a polyurethane rubber pad, and the polyurethane pipe protecting layer may protect the surface of the pipe from corrosion, so as to enhance the corrosion resistance of the pipe.
In one possible design, the first lifting assembly and the second lifting assembly are both jacking cylinders; an engine in the traction headstock drives the hydraulic pump to provide power for the jacking oil cylinder.
The first jacking oil cylinder and the second jacking oil cylinder are used for driving the first supporting pipe assembly and the second supporting pipe assembly to move up and down under the action of the jacking oil cylinders, so that the pipeline is driven to move. The engine can provide power for the jacking oil cylinder through the hydraulic pump.
Fig. 4 is a schematic structural diagram of a roller bracket according to an embodiment of the present invention, referring to fig. 4, the roller bracket includes a set of lifting rollers 41 and a third lifting assembly 42, the set of lifting rollers 41 is mounted on the third lifting assembly 42, and the third lifting assembly 42 can drive a loaded pipeline to lift and roll through the roller 41.
In one possible design, the third lift assembly 42 includes: two traverse cylinders 421; an engine in the traction headstock drives the hydraulic pump to provide power for the two transverse moving oil cylinders; one end of each traverse cylinder 421 is connected to the frame, the other end is connected to the lifting roller 411 at the corresponding position of the group of lifting rollers 41, the group of lifting rollers 41 are arranged in a V shape, and the traverse cylinders 421 push the lifting rollers 411 to move relatively, thereby adjusting the position of the pipeline to be transported.
For example, the roller bracket may include two lifting rollers 411 and two traverse cylinders 421, the two lifting rollers 411 are installed obliquely and fixed on the frame of the flat car in a V shape, the pipe may be installed on the upper side of the V-shaped structure, and the upper ends of the two lifting rollers 411 are fixed on the frame of the flat car, the lower ends of the two lifting rollers 411 are respectively connected to one ends of the two traverse cylinders 421, the other ends of the two traverse cylinders 421 are fixed on the frame of the flat car, and the two traverse cylinders 421 can realize the position change of the two lifting rollers 411 by pushing the lower ends of the two lifting rollers 411, thereby moving the pipe located above the two lifting rollers 411.
In one possible design, the lift roller 411 is covered with a polyurethane pipe protective layer. The pipeline protective layer can be a polyurethane rubber pad, and can protect a pipeline surface anticorrosive coating and enhance the anticorrosive performance of the pipeline.
Please refer to fig. 5 for a structure of a steering mechanism in the pipe transporting and distributing vehicle, fig. 5 is a top view of a structure of a pipe transporting and distributing vehicle according to an embodiment of the present invention, wherein the traction vehicle head is hinged to the flat car through the steering mechanism 51; the console and the engine are both connected with the steering mechanism 51, the console can control the traveling direction of the flat car through the steering mechanism 51, and the engine can provide power for the steering mechanism.
When the traction headstock drives the flat car to walk, the steering mechanism 51 is controlled through the control console, and the walking direction of the flat car is controlled through the steering mechanism 51.
In one possible design, the steering mechanism 51 includes: two steering cylinders 511 and a pin 512; the traction vehicle head and the flat car are connected by forming a hinge mechanism through the pin shaft 512; the two steering oil cylinders 511 are respectively positioned at two sides of the hinge mechanism, one end of each of the two steering oil cylinders 511 is connected with the traction vehicle head, the other end of each of the two steering oil cylinders 511 is connected with the flat car, and the two steering oil cylinders 511 can push the flat car to rotate around the pin shaft 512; the traction vehicle head is connected with the two steering oil cylinders 511 through pin shafts, and the engine can provide power for the steering oil cylinders 511.
Holes for the pin shaft 512 to penetrate are formed in the joints of the traction headstock and the flat car, so that the flat car can swing left and right relative to the traction headstock, and the articulated steering between the traction headstock and the flat car is realized. The steering oil cylinders 511 are connected with the control platform, when the traction vehicle head pushes the flat car to walk and the flat car needs to be steered, the control platform controls the two steering oil cylinders 511 positioned at the two sides of the hinge mechanism, and the steering of the flat car is controlled through the combined action of the two steering oil cylinders 511. The arrangement of the steering mechanism 51 can realize articulated steering between the traction vehicle head and the flat car, reduce the turning radius and greatly improve the walking flexibility of the pipe conveying and distributing vehicle.
In one possible design, the pipe conveying and distributing vehicle further comprises: a slewing bearing 52; the slewing bearing 52 is arranged between the traction headstock and the flatbed; the tractor and the flat car can rotate relatively through the slewing bearing 52.
Through the effect of this slewing bearing 52, when fortune pipe laying car walked on uneven ground, this flatbed and this can rotate relatively between the locomotive of pulling, and the wheel of this flatbed and the wheel of this locomotive of pulling can not be in the coplanar, so the walking wheel still can be attached to subaerial and be unlikely to the perk, has improved the stationarity of fortune pipe laying car walking on uneven ground greatly, has improved the adaptability of fortune pipe laying car to different operating modes.
The use process of the pipe conveying and distributing vehicle can be as follows: installing a pipeline to be transported on the flat car; the flat car is in front, the traction car head is in back, the pipe conveying and distributing car is started, and the pipeline is conveyed to the designed installation position; starting lifting components in the first lifting bracket and the second lifting bracket, lifting the pipeline, stopping when the lowest point of the pipeline is higher than 500mm, and punching a pipe pier with the height of 500mm at the front end of the flat plate car by using a sand bag, wherein the pipe pier is used for temporarily placing the pipeline; starting a traversing oil cylinder in the roller bracket to enable the installation position of the pipeline on the upper side of the lifting roller to be slightly higher than 500mm, for example, the installation position can be 520mm, and the embodiment does not limit the installation position; starting the lifting components in the first lifting bracket and the second lifting bracket to enable the pipeline to descend until the pipeline falls onto the roller bracket; continuing to lower the second lifting bracket, and stopping lowering the second lifting bracket when the positions of the roller bracket, the second lifting bracket and the pipe pier are collinear, so that the pipeline falls onto the roller bracket, the second lifting bracket and the pipe pier; continuing to lower the first lifting bracket to a preset position; the traction headstock is started, so that the pipe transporting and distributing vehicle travels in the direction of driving away from the tunnel, and the pipeline moves relative to the rollers in the roller bracket and the lifting rollers in the second lifting bracket under the action of self inertia, so that the pipeline is gradually separated from the pipe transporting and distributing vehicle; stopping until one end of the pipeline is positioned on the pipe pier and the other end of the pipeline is about to be separated from the roller of the second lifting bracket; a pipe pier with the height of 500mm is formed at the front end of the flat plate vehicle by a sand bag; and starting the traction headstock to enable the pipe conveying and distributing vehicle to continue to walk, enabling the other end of the pipeline to be separated from the pipe conveying and distributing vehicle and fall onto a second pipe pier, and after pipe unloading is finished, removing the pipe conveying and distributing vehicle from the pipeline.
All the above optional technical solutions may be combined arbitrarily to form the optional embodiments of the present disclosure, and are not described herein again.
According to the pipe distribution vehicle for pipe construction and transportation provided by the embodiment of the invention, the traction vehicle head is hinged with the flat car, the flat car is dragged to walk and steer, the pipe unloading mechanism is arranged on the flat car, a pipe to be installed is arranged on the pipe unloading mechanism, and after the pipe to be transported is transported to a designed installation position by the pipe distribution vehicle, the pipe is automatically unloaded by the pipe unloading mechanism, so that the pipe is prevented from being unloaded by using special hoisting equipment in a narrow tunnel space, the construction difficulty is greatly reduced, and the construction efficiency is improved. After the pipes are unloaded, the bidirectional control mechanism is started to change the walking direction of the pipe transporting and distributing vehicle, so that an operator can withdraw from the tunnel quickly by operating the pipe transporting and distributing vehicle in the forward direction without turning around, the potential safety hazard caused by backing and withdrawing equipment in the tunnel is solved, the construction safety is ensured, and the construction efficiency is improved.
Furthermore, the pipeline protective layer can protect the surface anticorrosive coating of the pipeline and enhance the anticorrosive performance of the pipeline; the articulated steering between the traction vehicle head and the flat car can be realized through the steering mechanism, the turning radius is reduced, and the traveling flexibility of the pipe conveying and distributing vehicle is greatly improved; through slewing bearing, make when fortune pipe laying car walk on uneven ground stationarity higher, improved the adaptability of fortune pipe laying car to different operating modes.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (8)
1. The use method of the pipe conveying and distributing vehicle for pipeline construction is characterized in that the pipe conveying and distributing vehicle comprises: traction headstock, steering mechanism, flatbed and unload tub mechanism:
the traction vehicle head is hinged with the flat car through the steering mechanism, the traction vehicle head can control the walking and steering of the flat car through the steering mechanism, and the pipe unloading mechanism is installed on the flat car;
the traction vehicle head comprises: the engine can provide power for the hydraulic pump and power for the console, and the engine can control the walking and steering of the wheels through the bidirectional control mechanism;
the unload pipe mechanism includes: the first lifting bracket, the roller bracket and the second lifting bracket are sequentially arranged from the head to the tail of the flat car, and the head of the flat car is one end of the flat car hinged with the traction head;
the first lifting bracket includes: the first pipe supporting component is arranged on the first lifting component, and the first lifting component can drive the first pipe supporting component to move up and down;
the second lifting bracket includes: the second pipe supporting component is arranged on the second lifting component and comprises three rollers, and the second lifting component can drive the loaded pipeline to lift and roll through the second pipe supporting component;
the roller bracket comprises a group of lifting rollers and a third lifting assembly, the group of lifting rollers are mounted on the third lifting assembly, and the third lifting assembly can drive the loaded pipeline to lift and roll through the group of lifting rollers;
the flat car comprises a frame and wheels arranged on the lower side of the frame;
the third lifting assembly comprises two transverse moving oil cylinders; the engine in the traction headstock drives the hydraulic pump to provide power for the two transverse moving oil cylinders; first ends of the two transverse oil cylinders are respectively connected with the frame, second ends of the two transverse oil cylinders are respectively connected with the group of lifting rollers, and the group of lifting rollers are arranged in a V shape;
the engine in the traction vehicle head can drive the hydraulic pump to provide power for the pipe unloading mechanism, the console and the engine are both connected with the steering mechanism, the console can control the traveling direction of the flat car through the steering mechanism, and the engine can provide power for the steering mechanism;
the use method of the pipe conveying and distributing vehicle for pipeline construction comprises the following steps:
starting the first lifting assembly and the second lifting assembly to lift the pipeline, stopping the first lifting assembly and the second lifting assembly when the lowest point of the pipeline is higher than 500mm, arranging a first pipe pier at the front end of the flat car by using a first sand bag, wherein the height of the first pipe pier is 500 mm;
starting the transverse moving oil cylinder to lift the group of lifting rollers, and stopping the transverse moving oil cylinder when the pre-installation position of the pipeline on the group of lifting rollers is higher than 500 mm;
activating the first and second lifting assemblies, deactivating the first lifting assembly when the pipe is dropped to the pre-installation location, deactivating the second lifting assembly when the lowest point of the set of lifting rollers, the second lifting assembly, and the hosting location of the first pipe pier are co-linear;
starting a first lifting assembly to descend to a preset position, and stopping the first lifting assembly when the pipeline is separated from the first pipe supporting assembly;
starting the traction vehicle head to pull the flatbed vehicle to move in the direction of driving away from the tunnel, stopping the traction vehicle head when the first end of the pipeline is positioned on the first pipe pier and the second end of the pipeline is positioned on the second pipe supporting assembly, wherein the horizontal distance between the second end of the pipeline and the three rollers on the second pipe supporting assembly is smaller than a preset threshold value;
and arranging a second pipe pier at the front end of the flat car by using a second sand bag, wherein the height of the second pipe pier is 500mm, and starting the traction vehicle head to pull the flat car to move in the direction of driving away from the tunnel, so that the second end of the pipeline falls on the second pipe pier.
2. The method of using a pipelay vehicle according to claim 1, wherein the steering mechanism includes: two steering cylinders and a pin shaft;
the traction vehicle head and the flat car are connected through a hinge mechanism formed by the pin shaft;
the two steering oil cylinders are respectively positioned at two sides of the hinge mechanism, one ends of the two steering oil cylinders are connected with the traction vehicle head, the other ends of the two steering oil cylinders are connected with the flat car, and the two steering oil cylinders can push the flat car to rotate around the pin shaft;
the traction vehicle head is connected with the two steering oil cylinders through a pin shaft, and the engine can provide power for the steering oil cylinders.
3. The method of using a pipe carriage according to claim 1, further comprising: a slewing bearing;
the slewing bearing is arranged between the traction vehicle head and the flat car;
the traction headstock and the flat car can rotate relatively through the slewing bearing.
4. The use method of the pipe conveying and distributing vehicle as claimed in claim 1, wherein the upper surface of the first pipe supporting assembly is a circular arc surface;
the circular arc surface is matched with the shape of the pipeline to be conveyed.
5. The method of using a pipelay vehicle according to claim 1, wherein the second duct assembly further comprises: an arc-shaped lifting bracket;
the arc-shaped lifting bracket is arranged on the second lifting assembly;
the three rollers are installed on the arc-shaped lifting support, the pipeline to be conveyed can be placed on the three rollers, and the pipeline can rotate through relative motion between the three rollers.
6. The use method of the pipe conveying and distributing vehicle as claimed in claim 1, wherein the first lifting assembly and the second lifting assembly are both jacking cylinders;
the engine in the traction headstock drives the hydraulic pump to provide power for the jacking oil cylinder.
7. The method of using a pipe carriage according to claim 1, wherein the set of lifting rollers are covered with a polyurethane pipe protective layer.
8. The method of using a pipe carriage according to claim 1, wherein the engine is a diesel engine and the hydraulic pump is a gear pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810869657.XA CN110789426B (en) | 2018-08-02 | 2018-08-02 | Use method of pipe conveying and distributing vehicle for pipeline construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810869657.XA CN110789426B (en) | 2018-08-02 | 2018-08-02 | Use method of pipe conveying and distributing vehicle for pipeline construction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110789426A CN110789426A (en) | 2020-02-14 |
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| CN112937420B (en) * | 2021-01-29 | 2022-04-01 | 军事科学院系统工程研究院军事新能源技术研究所 | Vehicle-mounted pipe storage device and pipeline operation vehicle |
| CN115257514A (en) * | 2022-06-15 | 2022-11-01 | 中国建筑第八工程局有限公司 | Pipeline mounting and dismounting transportation device and construction method thereof |
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| CN201086608Y (en) * | 2007-08-30 | 2008-07-16 | 无锡华创伊卡露斯车辆设备有限公司 | Hydraulic control system of large articulated passenger car |
| CN103863031A (en) * | 2012-11-30 | 2014-06-18 | 虎伯拉铰接系统（上海）有限公司 | Articulated vehicle with a joint between the vehicle parts |
| US9126626B1 (en) * | 2014-09-17 | 2015-09-08 | Robert Dennis Dieleman | Apparatus for steering a boom support vehicle and method of use |
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| JPS5682673A (en) * | 1979-12-05 | 1981-07-06 | Tokyu Car Corp | Full-trailer for transporting long article |
| US7637512B1 (en) * | 2005-12-20 | 2009-12-29 | Mcghie James R | Method for improving the turning characteristics of a boom support vehicle and apparatus therefor |
| CN200988512Y (en) * | 2006-12-27 | 2007-12-12 | 江阴市卡利格机械有限公司 | Two-way driving anti-explosion diesel engine transport vehicle for coal mine |
| CN201214386Y (en) * | 2008-05-30 | 2009-04-01 | 东营市科威智能技术有限公司 | Tube transportation apparatus in tunnel |
| CN202193021U (en) * | 2011-08-05 | 2012-04-18 | 沈阳飞研航空设备有限公司 | Automatic pipe loading and unloading distributor for tunnels |
| CN202484438U (en) * | 2012-02-20 | 2012-10-10 | 宝鸡石油机械有限责任公司 | Pipelaying vessel pipe conveying device |
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| CN201086608Y (en) * | 2007-08-30 | 2008-07-16 | 无锡华创伊卡露斯车辆设备有限公司 | Hydraulic control system of large articulated passenger car |
| CN103863031A (en) * | 2012-11-30 | 2014-06-18 | 虎伯拉铰接系统（上海）有限公司 | Articulated vehicle with a joint between the vehicle parts |
| US9126626B1 (en) * | 2014-09-17 | 2015-09-08 | Robert Dennis Dieleman | Apparatus for steering a boom support vehicle and method of use |
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