CN207484319U - A kind of totally-enclosed gobo work car - Google Patents

Abstract

The utility model discloses a kind of totally-enclosed gobo work car, which is made of supporting frame, left and right mounting assembly, top mounting assembly, handling assemblies, platform assembly, power plant and control device；The supporting frame includes pedestal, vertical bar and horizon bar；The left and right mounting assembly includes the left mounting assembly being symmetrical set and right mounting assembly, and left mounting assembly and right mounting assembly are divided into the left and right sides；The top mounting assembly is made of top loop wheel machine and table-top；The handling assemblies include handling loop wheel machine, and the platform assembly is set on pedestal.The totally-enclosed gobo work car of overpass of the utility model makes it have the advantages such as installation effectiveness is high, good operation safety and installation cost are low by unique structure design.

Description

A fully enclosed soundproof screen construction vehicle

technical field

The utility model belongs to special equipment for infrastructure construction, in particular to a construction vehicle for a fully enclosed soundproof screen with high installation efficiency, good operation safety and low installation cost.

Background technique

With the advancement of my country's urbanization process, more and more people are entering cities to work and live, which has also brought about increasingly serious traffic congestion problems; in the face of existing traffic congestion problems, in addition to vigorously developing rail transit, The viaduct is also an ideal and often adopted method. Therefore, more and more viaducts are newly built in various parts of the city. Some of these viaducts are used for urban light rail subway elevated, some are used for expressway elevated, and more are still used for urban expressways such as urban elevated composite roads; It has also brought about increasingly serious traffic noise pollution, which has an increasing impact on the lives of residents in the areas near both sides of the elevated road. In order to reduce the impact and improve environmental protection requirements, it is becoming more and more urgent to promote the installation of sound insulation screens, especially the more effective fully enclosed sound insulation screens, which is the best way to reduce noise and control pollution.

Yet, in existing construction technology, also do not have a kind of special equipment that is specially used in the construction of sound insulation screen, especially fully enclosed sound insulation screen. At present, the traditional method is to combine large-tonnage truck cranes with construction personnel to work at heights. All installation materials need to be hoisted and moved from the ground to the installation location or directly on the bridge deck using truck cranes. This method has the following disadvantages: the safety of construction personnel cannot be guaranteed, the efficiency of construction work is low, and the cost is relatively high.

Utility model content

The purpose of the utility model is to provide a fully enclosed sound-proof screen construction vehicle with high installation efficiency, good operation safety and low installation cost.

In order to achieve the above object, the scheme adopted by the utility model is:

A fully-enclosed soundproof screen construction vehicle, which is composed of a load-bearing frame, left and right installation components, top installation components, loading and unloading components, platform components, power devices, and control devices; the left and right mounting components, top mounting components, loading and unloading components, and platform components , The power device and the control device are all directly or indirectly set on the load-bearing frame;

The load-bearing frame includes a base, a vertical bar and a horizontal bar, and there are several vertical bars and horizontal bars respectively; several power wheels for supporting the base are arranged under the base, and the power wheels are supported by a support , wheel hub, tire and hydraulic motor, the tire fits outside the wheel hub, the wheel hub is connected to the base through a support, the hydraulic motor is connected to the wheel hub; the vertical bar is vertically arranged on the base, and the horizontal bar has at least four and Two groups are divided into two groups and arranged horizontally on the upper part of the vertical rods. After the horizontal rods are matched with the vertical rods, a pair of horizontal horizontal rods and a pair of longitudinal horizontal rods are formed. The horizontal horizontal rods and the longitudinal horizontal rods are two The vertical rod extends from the end to form the left rod end, the right rod end, the front rod end and the rear rod end; a pair of longitudinal slide rails are provided under the longitudinal horizontal rod, and a pair of front sliding rails are respectively provided under the front rod end and the rear rod end. Rail and a pair of rear slide rails, the longitudinal slide rail is composed of two sub-slide rails, the two sub-slide rails are respectively arranged under the two longitudinal bars and fixedly connected with them, the front slide rail and the rear slide rail are composed of two sub-slide rails, two The sub-sliding rails are respectively arranged under the front rod end and the rear rod end of the two longitudinal horizontal rods and fixedly connected thereto;

The left and right installation components include a left and right installation components symmetrically arranged, and the left and right installation components are respectively arranged on the left and right sides; the left installation component consists of a left crane, a left outer working unit and a left inner working unit Composition, the right installation assembly is composed of the right crane, the right outer working unit and the right inner working unit; Partially; the left outer working unit is composed of the left outer frame and several workbenches, the upper part of the left outer frame is fixed on the horizontal horizontal bar, and the workbench is arranged vertically on the inner side of the left outer frame, between each workbench There is a ladder connection; the left inner workbench is set on the left outer side of the vertical bar;

The top installation assembly is composed of a top crane and a top workbench; the top crane is set on the front slide rail, and the top workbench is set below the longitudinal horizontal bar; the left outer workbench and the right outer workbench The top of the top is connected with the top workbench, and the left inner workbench and the right inner workbench are provided with ladders to connect with the top workbench;

The loading and unloading assembly includes a loading and unloading crane, which is arranged on the rear slide rail through the rear sub-rail;

The platform assembly is arranged on the base, and it is composed of a slide rail, a pulley, a drive mechanism and a platform; the slide rail is arranged on the base along the transverse direction, and the platform is slidably arranged on the slide rail through a pulley, and the drive mechanism and the pulley connected;

The power device is arranged on the base, and it is composed of a hydraulic power unit and a lifting power unit. The hydraulic power unit is composed of a hydraulic cylinder, a hydraulic oil pump, related pipelines and switches. The motor delivers high-pressure oil to drive it to work; the lifting power unit includes a hoisting wheel and a hoisting wire, the hoisting wheel is driven by a hydraulic power unit, and the hoisting wire is wound on the hoisting wheel and connected to the Each hoist is to provide power to each hoist.

The control device includes a PLC controller, several electrical switches and control devices, and the PLC controller is respectively connected to the power unit and the lifting unit to control the work of each hoist and the rotation of the power wheel.

The construction vehicle adopts a frame structure and a combination of various safety platforms to ensure the safety of the construction personnel's high-altitude operations, and the four cranes that can independently carry out all-round hoisting construction can cooperate with the corresponding working platform to complete the installation of the sound insulation screen parts simply and quickly. operation, and each crane can work at the same time, greatly improving work efficiency.

Preferably, the construction vehicle also includes a jacking mechanism, the jacking mechanism is a hydraulic cylinder, which is arranged under each vertical rod, and one end of the hydraulic cylinder in contact with the ground is provided with a rotatable support foot pad, and the hydraulic cylinder is connected to the hydraulic cylinder. The power unit is connected to obtain power. After the construction vehicle travels to the designated place, the jacking mechanism is operated to make the connection between the base and the ground more firm. More importantly, the construction vehicle can be kept in a horizontal state by adjusting the extension height of each jacking mechanism. , so as to make the installation work more smoothly.

Preferably, the top workbench is fitted on the vertical rod through a lifting mechanism, the lifting mechanism is composed of a rack, a gear and a hydraulic motor, the rack is vertically arranged on the vertical rod, and the The gear is rotatably arranged on the top working platform, the output end of the lifting hydraulic motor is connected with the gear, and the lifting hydraulic motor is connected with the hydraulic power unit through a hydraulic pipe to obtain power. Considering that the height of the top of the sound insulation screen from the ground may be different, it may be inconvenient to use if it is a fixed top workbench; and the installation operation of the sound insulation screen of different heights can be well matched through the lifting mechanism.

Preferably, the control device includes a left assembly switch, a right assembly switch, a top assembly switch and a vehicle control switch, and the left assembly switch, the right assembly switch, the top assembly switch and the vehicle control switch are respectively connected to the PLC controller , so as to individually or cooperatively control the left mounting assembly, the right mounting assembly, the top mounting assembly and all parts of the vehicle. The independent control of each part can greatly improve the use efficiency of the construction vehicle. This is because when all parts are installed, only the initial loading and unloading and lifting parts will use the platform and there will be conflicts, but in more installation processes it will be quite Independent; therefore, each part is designed to be independently controllable, and the operation process of each part is collaboratively controlled during use to avoid using the platform at the same time, so that the overall installation efficiency can be improved.

Preferably, there are three power wheels arranged in an isosceles triangle. The combination of three power wheels can adapt to road surfaces of various terrains and it is also easy to control the progress of the construction vehicle.

Preferably, the outer sides of the left outer frame and the right outer frame are provided with protective grids to improve safety and prevent falling injury accidents.

Preferably, the base is further provided with a counterweight placement place, and the external counterweight is movably arranged at the counterweight placement place. When the construction vehicle is working, the external counterweight can improve its structural stability, and the counterweight can be removed to reduce the overall weight when the construction vehicle is in transition.

A method for installing a fully enclosed soundproof screen, the method comprising the following steps:

Preparation: Transport the construction vehicle of the viaduct full-enclosed sound insulation screen and the parts of the noise insulation screen to be installed to the viaduct to be installed, and adjust the position of the construction vehicle so that it can carry out subsequent installation operations;

Parts loading and unloading: operate the platform component control device to move the platform backward, operate the loading and unloading control device to start the loading and unloading crane set on the rear pole end, hoist the sound insulation screen from the transport vehicle to the platform, and classify the parts Arranging and placing, and the platform resets after the parts are hoisted;

Side wall installation: Operate the control device of the left installation component or the control device of the right installation component, so that the left or right crane moves to the top of the platform and lifts the side wall parts of the sound insulation screen from the platform, and then operates the control device to be hoisted to the left The side or right side installation position, the operator on the operation platform cooperates with the crane to complete the installation of the side wall parts;

Top installation: operate the platform component control device to move the platform forward, and then operate the top crane to lift the top part of the sound insulation screen from the platform, and the operator on the top workbench cooperates with the crane to complete the installation operation on the top of the sound insulation screen; After the top parts are hoisted, the platform can be reset;

Cyclic installation: Repeat the above installation steps until the installation of the sound insulation screen of the current section is completed. After the installation of the current section is completed, operate the construction vehicle to move to the next installation position and repeat the above operation.

Preferably, the step of preparing further includes the step of adjusting the level of the construction vehicle. The step of adjusting the level of the construction vehicle refers to operating the control device to make the jacking mechanism contact the ground after the construction vehicle moves to the designated position, Level condition Adjust the jacking height of each jacking mechanism so that the construction vehicle is in a level state.

Preferably, the sound insulation screen can be installed by the same construction vehicle, or can be installed in parallel and cooperatively by different installation vehicles.

The utility model transforms the traditional scattered operation into a relatively unified and concentrated streamlined operation by designing a construction vehicle with a unique structure for the fully enclosed sound insulation screen of the viaduct, which greatly improves the installation efficiency of the sound insulation screen; and the construction vehicle is compared with the traditional Installing equipment is safer and the cost of security is lower.

Description of drawings

Fig. 1 is a kind of embodiment of the utility model main view structural representation;

Fig. 2 is the left view structure diagram of Fig. 1 embodiment;

Fig. 3 is a right view structural diagram of the embodiment of Fig. 1;

Fig. 4 is a schematic top view of the embodiment of Fig. 1;

Fig. 5 is a schematic structural view of the side facade protection grid.

Detailed ways

In order to enable those skilled in the art to better understand the utility model, and to make more clear limitations on the protection scope of the utility model, the structure and method of the utility model will be described in detail below in conjunction with the accompanying drawings.

A fully enclosed soundproof screen construction vehicle for viaducts, which is composed of a load-bearing frame, left and right mounting components, top mounting components, loading and unloading components, platform components, power devices and control devices; the load-bearing frame is the mounting and bearing part of other components, and other The components are directly or indirectly matched to the load-bearing frame, and the load-bearing frame has sufficient structural strength to bear the weight of other components and the weight of the sound insulation screen parts to be installed during work.

The load-bearing frame includes a base, a vertical bar 11 and a horizontal bar, and there are several vertical bars 11 and horizontal bars respectively; of course, considering the heavy weight that the load-bearing frame needs to carry, in order to improve its structural strength, it can also include A number of reinforced connecting rods, each reinforced connecting rod is respectively arranged on each vertical rod and horizontal rod to form a triangular stable structure, so that the load-bearing strength of the load-bearing frame can be improved as a whole (the reinforced connecting rod mainly plays a stabilizing role, not the It is an important utility model point of the application, so it is not shown in the figure). There are several power wheels 14 for supporting the base below the base so that the base can slide. The power wheels are composed of supports, hubs, tires and hydraulic motors. The tires are fitted outside the hubs, and the hubs pass through the supports. Connected to the base, the hydraulic motor is connected to the wheel hub to drive it to roll; the support and the base are fitted on the base in such a way that the power wheel can rotate universally. Preferably, a counterweight placement place is provided on the base, and the external counterweight is movably arranged at the counterweight placement place to increase the construction when necessary. Preferably, there are three power wheels arranged in an isosceles triangle, one side of the base is provided with two power wheels (double-wheel side) and the other side is provided with a power wheel (single-wheel side), and the power wheel on the single-wheel side passes through The connecting piece is connected to the base, the upper part of the connecting piece is fixedly connected to the base, and the middle of the lower part is provided with a power wheel installation place; the three-wheel structure has strong stability and can be applied to various terrains.

In a certain embodiment, there are four vertical bars and they are vertically arranged on the base, and there are four horizontal bars and they are divided into two groups of two and arranged horizontally on the upper part of the vertical bars. After the vertical rod 11, a pair of horizontal horizontal rods 12 (perpendicular to the installation direction of the sound insulation screen, that is, perpendicular to the extension direction of the viaduct) and a pair of longitudinal horizontal rods 13 (that is, along the extension direction of the viaduct) are formed. Stretch out the appropriate length of the vertical bar at the two ends of the longitudinal horizontal bar to form the left bar end 121, the right bar end 122, the front bar end 131, and the rear bar end 132 respectively; A pair of front slide rails 133 and a pair of rear slide rails 134 are respectively provided below the rod end and the rear rod end. The transverse slide rail 123 is composed of two sub-slide rails. Affixed, the front slide rail 133 and the rear slide rail 134 are also made up of two sub-slide rails, and the two sub-slide rails are respectively arranged under the front rod end and the rear rod end of the two longitudinal horizontal bars 13 and are affixed thereto. Of course, in order to improve the load-bearing strength of each horizontal rod, oblique stretch rods are also provided at or near the two ends of the horizontal rod to enhance its load-bearing strength.

The left and right mounting components include a left and right mounting component 21 and a right mounting component 22 arranged symmetrically, and the left mounting component 21 and the right mounting component 22 are respectively located on the left and right sides of the vertical bar 11 (as shown in Figure 1); The installation assembly 21 is made up of the left crane 211, the left outer working unit 212 and the left inner working unit 213, and the right installation assembly is made up of the right crane 221, the right outer working unit 222 and the right inner working unit 223; the left crane The left and right cranes are respectively arranged on the left and right parts of the longitudinal slide rail through the left sub-rail and the right sub-rail, and the two ends of the left sub-rail and the right sub-rail are respectively arranged in the two longitudinal slide rails so that the left sub-rail and the right sub-rail The right sub-rail can slide longitudinally along the longitudinal slide rail as a whole (perpendicular to the extension direction of the elevated, that is, the left and right direction shown in Figure 1); On the rail, with the lifting function of the crane, the objects hanging under the left and right cranes can move in the three axes of XYZ. The left outer working unit is composed of a left outer frame and several workbenches. The upper part of the left outer frame is fixed on the horizontal horizontal bar, and the workbenches are arranged vertically on the inner side of the left outer frame. There are ladders between the workbenches. connection; the left inner workbench is set on the left outer side of the vertical rod, and the left inner workbench protrudes outwards for a certain distance so that the operator can perform installation operations from the inside; the right installation assembly and the left installation assembly have the same structure but symmetrically settings, no more details. Preferably, protective nets are provided outside the left and right outer frames to protect the personnel operating on the workbenches of the left and right mounting assemblies from falling.

The top installation assembly 3 is composed of a top crane 31 and a top workbench 32; the top crane 31 is arranged on the front slide rail, and the top workbench is arranged at a proper distance below the longitudinal horizontal bar; the top workbench The table also communicates with the left outer workbench, left and right workbench, right outer workbench and right inner workbench; that is, the tops of the left outer workbench and right outer workbench are connected with the top workbench, and the left inner workbench A climbing ladder is provided on the right inner workbench and is connected with the top workbench, so that the operating platforms of the left installation assembly, the right installation assembly and the top installation assembly are intercommunicated.

The loading and unloading assembly includes a loading and unloading crane 41, which is arranged on the rear slide rail through the rear sub-rail, that is, the loading and unloading crane can be fitted on the rear sub-rail in a manner that it can slide along the extending direction of the rear sub-rail, and the two ends of the rear sub-rail pass through the pulley Cooperate with the rear slide rail, cooperate with the hoisting function of the crane so that the items to be lifted can move in the three-axis direction.

Described platform component 5 is arranged on the base, and it is made up of slide rail, pulley, driving mechanism and platform; Pulleys are connected to drive the platform back and forth.

The power unit is arranged on the base, and it is composed of a hydraulic power unit and a lifting power unit. The hydraulic power unit is composed of a hydraulic cylinder, a hydraulic oil pump, related pipelines and electrical switches. The hydraulic cylinder is used to store hydraulic oil, and The hydraulic oil pump, related pipelines and electrical switches are connected in series to form a single hydraulic power pipeline, and several hydraulic power pipelines are connected in parallel to form a hydraulic power unit of the present invention for supplying power to other parts (such as the hydraulic motor of the power wheel) Deliver high-pressure oil to drive its work; the lifting power unit includes a hydraulic motor, a winch and a lifting wire, the hydraulic motor is driven by the hydraulic power unit, the winch is connected to the output end of the hydraulic motor, and the lifting wire is wound on the lifting wheel It is connected to each hoist after being transposed by several pulleys to provide power for each hoist.

The control device includes a PLC controller, several electrical switches and control devices, and the PLC controller is respectively connected to the power unit and the lifting unit to control the work of each hoist and the rotation of the power wheel, so as to control the operation of the whole machine. Working status is controlled.

In some embodiments, the construction vehicle also includes a jacking mechanism, and the jacking mechanism is a hydraulic cylinder. There are several hydraulic cylinders and they are arranged under each vertical rod. The feet of the hydraulic cylinders are pivotally connected with rotatable supports. Pads, hydraulic cylinders are connected with the hydraulic power unit to obtain power.

In some other embodiments, the top workbench is matched with the vertical rod through a lifting mechanism, and the lifting mechanism is composed of a rack, a gear and a hydraulic motor. The rack is vertically arranged on the vertical rod, and The gear matched with the bar is rotatably arranged on the top working platform, the output end of the lifting hydraulic motor is connected with the gear, and the lifting hydraulic motor is connected with the hydraulic power unit through the hydraulic pipe to obtain power. The high-pressure hydraulic oil drives the hydraulic motor to rotate, so that the gear rotates along the rack, and then drives the top table to move up and down.

In some preferred embodiments, the control device includes a left assembly switch, a right assembly switch, a top assembly switch and a vehicle control switch, and the left assembly switch, the right assembly switch, the top assembly switch and the vehicle control switch are respectively It is connected with the PLC controller to individually or cooperatively control the left mounting assembly, the right mounting assembly, the top mounting assembly and all parts of the vehicle.

A method for installing a fully enclosed soundproof screen, the method comprising the following steps:

Preparation: Transport the construction vehicle of the viaduct full-enclosed sound insulation screen and the parts of the noise insulation screen to be installed to the viaduct to be installed, and adjust the position of the construction vehicle so that it can carry out subsequent installation operations;

Parts loading and unloading: operate the platform component control device to move the platform backward, operate the loading and unloading control device to start the loading and unloading crane set on the rear pole end, hoist the sound insulation screen from the transport vehicle to the platform, and classify the parts Arranging and placing, and the platform resets after the parts are hoisted;

Side wall installation: Operate the control device of the left installation component or the control device of the right installation component, so that the left or right crane moves to the top of the platform and lifts the side wall parts of the sound insulation screen from the platform, and then operates the control device to be hoisted to the left The side or right side installation position, the operator on the operation platform cooperates with the crane to complete the installation of the side wall parts;

Top installation: operate the platform component control device to move the platform forward, and then operate the top crane to lift the top part of the sound insulation screen from the platform, and the operator on the top workbench cooperates with the crane to complete the installation operation on the top of the sound insulation screen; After the top parts are hoisted, the platform can be reset;

Cyclic installation: Repeat the above installation steps until the installation of the sound insulation screen of the current section is completed. After the installation of the current section is completed, operate the construction vehicle to move to the next installation position and repeat the above operation.

In some embodiments, the step of preparing further includes the step of adjusting the level of the construction vehicle. The step of adjusting the level of the construction vehicle refers to operating the control device to make the jacking mechanism contact the ground after the construction vehicle moves to a designated position. , and adjust the jacking height of each jacking mechanism according to the ground level, so that the construction vehicle is in a horizontal state.

In some other embodiments, the sound insulation screen can be installed by the same construction vehicle, or can be installed in parallel and cooperatively by different installation vehicles.

Claims (7)

1. A fully enclosed soundproof screen construction vehicle, which is composed of a load-bearing frame, left and right mounting components, top mounting components, loading and unloading components, platform components, power plant and control device; said left and right mounting components, top mounting components, loading and unloading components, Platform components, power devices and control devices are all directly or indirectly arranged on the load-bearing frame; it is characterized in that, The load-bearing frame includes a base, a vertical bar and a horizontal bar, and there are several vertical bars and horizontal bars respectively; several power wheels for supporting the base are arranged under the base, and the power wheels are supported by a support , wheel hub, tire and hydraulic motor, the tire fits outside the wheel hub, the wheel hub is connected to the base through a support, the hydraulic motor is connected to the wheel hub; the vertical bar is vertically arranged on the base, and the horizontal bar has at least four and Two groups are divided into two groups and arranged horizontally on the upper part of the vertical rods. After the horizontal rods are matched with the vertical rods, a pair of horizontal horizontal rods and a pair of longitudinal horizontal rods are formed. The horizontal horizontal rods and the longitudinal horizontal rods are two The vertical rod extends from the end to form the left rod end, the right rod end, the front rod end and the rear rod end; a pair of longitudinal slide rails are provided under the longitudinal horizontal rod, and a pair of front sliding rails are respectively provided under the front rod end and the rear rod end. Rail and a pair of rear slide rails, the longitudinal slide rail is composed of two sub-slide rails, the two sub-slide rails are respectively arranged under the two longitudinal bars and fixedly connected with them, the front slide rail and the rear slide rail are composed of two sub-slide rails, two The sub-sliding rails are respectively arranged under the front rod end and the rear rod end of the two longitudinal horizontal rods and fixedly connected thereto; The left and right installation components include a left and right installation components symmetrically arranged, and the left and right installation components are respectively arranged on the left and right sides; the left installation component consists of a left crane, a left outer working unit and a left inner working unit Composition, the right installation assembly is composed of the right crane, the right outer working unit and the right inner working unit; Partially; the left outer working unit is composed of the left outer frame and several workbenches, the upper part of the left outer frame is fixed on the horizontal horizontal bar, and the workbench is arranged vertically on the inner side of the left outer frame, between each workbench There is a ladder connection; the left inner workbench is set on the left outer side of the vertical bar; The top installation assembly is composed of a top crane and a top workbench; the top crane is arranged on the front slide rail, and the top workbench is arranged below the longitudinal horizontal bar; the tops of the left outer workbench and the right outer workbench It is connected with the top workbench, and there are ladders on the left inner workbench and the right inner workbench to connect with the top workbench; The loading and unloading assembly includes a loading and unloading crane, which is arranged on the rear slide rail through the rear sub-rail; The platform assembly is arranged on the base, and it is composed of a slide rail, a pulley, a drive mechanism and a platform; the slide rail is arranged on the base along the transverse direction, and the platform is slidably arranged on the slide rail through a pulley, and the drive mechanism and the pulley connected; The power device is arranged on the base, and it is composed of a hydraulic power unit and a lifting power unit. The hydraulic power unit is composed of a hydraulic cylinder, a hydraulic oil pump, related pipelines and switches. The motor delivers high-pressure oil to drive it to work; the lifting power unit includes a hoisting wheel and a hoisting wire, the hoisting wheel is driven by a hydraulic power unit, and the hoisting wire is wound on the hoisting wheel and connected to the Each hoist to provide power for each hoist; The control device includes a PLC controller, several electrical switches and control devices, and the PLC controller is respectively connected to the power unit and the lifting unit to control the work of each hoist and the rotation of the power wheel. 2. The fully enclosed sound-proof screen construction vehicle according to claim 1, characterized in that, the construction vehicle also includes a jacking mechanism, and the jacking mechanism is a hydraulic cylinder, which is arranged below each vertical rod, and the hydraulic cylinder and the A rotatable support pad is provided at one end in contact with the ground, and the hydraulic cylinder is connected with the hydraulic power unit to obtain power. 3. The fully enclosed sound insulation screen construction vehicle according to claim 1, characterized in that the top workbench is fitted on the vertical rod through a lifting mechanism, and the lifting mechanism is composed of a rack, a gear and a hydraulic motor, and the gear The bar is vertically set on the vertical rod, and the gear matched with the rack is rotatably set on the top working platform. The output end of the lifting hydraulic motor is connected with the gear, and the lifting hydraulic motor is connected with the hydraulic power unit through the hydraulic pipe. to gain momentum. 4. The fully enclosed soundproof screen construction vehicle according to claim 1, wherein the control device includes a left assembly switch, a right assembly switch, a top assembly switch and a vehicle control switch, and the left assembly switch, right assembly switch The switch, the top assembly switch and the vehicle control switch are respectively connected with the PLC controller to individually or cooperatively control the left mounting assembly, the right mounting assembly, the top mounting assembly and all parts of the vehicle. 5. The fully enclosed sound-proof screen construction vehicle according to claim 1, characterized in that there are three power wheels arranged in an isosceles triangle. 6. The fully enclosed sound-proof screen construction vehicle according to claim 1, characterized in that, protective grids are also provided on the outer sides of the left outer frame and the right outer frame. 7. The construction vehicle for a fully enclosed soundproof screen according to claim 1, wherein a counterweight placement place is provided on the base, and the external counterweight is movably arranged at the counterweight placement place.