CN207525777U - Prefabricated utility tunnel multidimension degree directional installation car - Google Patents

Abstract

A multi-dimensional directional installation vehicle for a prefabricated integrated pipe gallery comprises a driving axle, a steering axle, a chassis, a lateral sliding system, a longitudinal sliding system, a vertical lifting system, a front oil cylinder, an internal oil cylinder, a counterweight and a clamping mechanism. The clamping mechanism is welded to the chassis through two L-shaped shoulder arms. The clamping mechanism is composed of two swing shaft oil cylinders, two guide rods, and two telescopic oil cylinders connected to a grabbing and inserting mechanism. The clamping mechanism is controlled to rise and fall by the swing shaft oil cylinder arranged on the shoulder arm, and the grabbing and inserting mechanism is controlled by two telescopic oil cylinders to perform alignment clamping. The utility model realizes the longitudinal, transverse and vertical multi-dimensional directional installation of the prefabricated integrated pipe gallery by adopting a vertical lifting system, a longitudinal sliding system and a lateral sliding system, with the help of the pipe gallery body structure and a concrete cushion layer. The operation is simple and can be completed by using a remote control device or a manual operating device. The mechanized installation is efficient, does not occupy additional space, and has high safety.

Description

A multi-dimensional directional installation vehicle for prefabricated comprehensive pipe gallery

technical field

The utility model relates to an apparatus for construction of a pipe gallery, in particular to a multi-dimensional directional installation vehicle for a prefabricated comprehensive pipe gallery.

Background technique

At present, with the continuous improvement of national policies, the construction of my country's comprehensive pipe gallery project has entered an explosive period. According to the actual characteristics of the project, considering factors such as cost, construction period, and environment, it is often necessary to adopt the prefabricated comprehensive pipe gallery process. According to the type and quantity of pipelines entering the corridor, the comprehensive pipe corridor at this stage is mainly composed of three cabins, and some have five cabins and six cabins, which leads to the increasing volume and weight of each prefabricated comprehensive pipeline corridor. Safety, during the construction process, it is often necessary to set up a thickened temporary construction access road on one side of the foundation pit, and use a large crane or gantry crane to install it section by section.

Technical disadvantages of existing methods:

1. The assembly and docking of hoisting type often needs more than two or three times. Due to the influence of personnel's operation proficiency, the installation efficiency is low.

2. A large number of operators are required to carry out unscheduled coordinated linkage operations. It is necessary to maintain smooth communication inside and outside the foundation pit at any time to ensure the correct transmission of command signals. The actual construction work is more difficult.

3. To provide a temporary site for equipment, if a gantry crane is used, it is necessary to lay tracks, which will increase the construction cost and is not conducive to the promotion of the process.

4. If the depth of the foundation pit is large, it is necessary to consider the safety and stability of the support in the foundation pit during the hoisting process, which is not conducive to risk control.

5. The hoisting operation is greatly affected by the external environment, such as the access road, the size of the site, the hoisting height, and whether there are obstacles, etc., which must be considered before the operation.

Utility model content

The purpose of this utility model is to solve these problems by developing a multi-dimensional directional installation vehicle for a prefabricated comprehensive pipe gallery, which solves the problems of low installation efficiency, high environmental requirements, high risk requirements and large manpower investment in the prefabricated comprehensive pipe gallery in the prior art. problem.

A multi-dimensional directional installation vehicle for a prefabricated integrated pipe gallery, including a drive axle, a steering axle, a chassis, a lateral sliding system, a longitudinal sliding system, a vertical lifting system, a front-end oil cylinder, an internal oil cylinder, a counterweight, and a clamping mechanism. The front end of the chassis is equipped with a front-end oil cylinder, and the chassis is equipped with a vertical lifting system, a longitudinal sliding system and a lateral sliding system in sequence from top to bottom. Clamping mechanisms are installed on both sides of the chassis, and multiple internal oil cylinders are installed in the middle of the chassis. The front and rear ends of the bottom are axially symmetrically provided with a steering axle and a drive axle, and a counterweight is provided at the rear of the chassis; the clamping mechanism is welded to the chassis through two L-shaped shoulder arms, and the clamping mechanism consists of two The pendulum shaft oil cylinder, two guide rods, and two telescopic oil cylinders are connected to the gripping and inserting mechanism. The clamping mechanism is controlled by the pendulum shaft oil cylinder set on the shoulder arm to control the lifting of the clamping mechanism, and the grasping and inserting mechanism is controlled by two telescopic oil cylinders. Perform alignment clamping.

Moreover, the chassis consists of two transverse section steels as the main keel, and multiple beams as the auxiliary keel. The front end of the main keel is provided with a front end oil cylinder base, and the upper part of the main keel is provided with an auxiliary keel steel plate. The connecting bolt hole of the sliding system; the middle part of the main keel is located at the two ends of the two auxiliary keels and an internal oil cylinder base is also made.

Moreover, the steering axle includes a front bridge frame, a steering oil cylinder, a claw shaft assembly, a steering connecting rod, pin shafts, and tires. The steering of the tires is controlled by the steering linkage and the pin shaft.

Moreover, the drive axle includes a rear axle, a drive motor, a tire hub, a bearing seat and a sprocket wheel, the rear axle is fixed on the rear of the chassis, the top of the rear axle is equipped with a drive motor, the bottom of the rear axle is provided with a bearing seat, and the bearing A drive shaft is rotatably installed in the seat, and the drive motor controls the rotation of tires and hubs through a sprocket wheel arranged on the drive shaft.

Moreover, the lateral sliding system includes a lateral driving motor, a lateral reducer, a lateral sliding rail, assembled wheels and a top base plate, and the lateral sliding rail is fixed on the connecting bolt hole on the auxiliary keel steel plate, and the lateral sliding rail The transverse reducer is driven by the transverse drive motor to control the assembled wheels and the top base plate to move along the transverse sliding track.

Moreover, the longitudinal sliding system is composed of a longitudinal driving motor, a longitudinal reducer, a longitudinal sliding track, a longitudinal assembled wheel and a longitudinal top base plate. The longitudinal sliding track is arranged on the transverse sliding system, and the longitudinal The drive motor drives the longitudinal speed reducer to control the longitudinal assembled wheels and the longitudinal top base plate to move along the longitudinal sliding track.

Moreover, the vertical lift system is composed of a vertical lift drive motor, a vertical lift reducer and a vertical top base plate, the vertical lift drive motor is fixed on the longitudinal sliding system, and the vertical lift drive motor drives the vertical lift reducer to make The vertical top substrate is lifted up and down.

Advantage and economic effect of the present utility model are:

1. The utility model realizes the vertical, horizontal and vertical adjustment of the prefabricated comprehensive pipe gallery by adopting the vertical lifting system, the longitudinal sliding system, and the horizontal sliding system of the multi-dimensional directional installation vehicle, and by means of the main structure of the pipe gallery and the concrete cushion. Multi-dimensional directional installation work is easy to operate and can be completed by remote control device or manual operation device. Mechanized installation has high efficiency, does not occupy additional space, and has high safety. Compared with traditional hoisting methods, the economic effect is better.

2. The utility model adopts a special clamping device to replace the steel strand tension in the traditional technology to realize the tension work between the prefabricated integrated pipe galleries, the compression ratio can be precisely controlled, and the construction quality is improved.

3. The utility model has less staffing, works on the same working face, communicates smoothly, and reduces labor costs.

Description of drawings

Fig. 1 is the front view of the utility model;

Fig. 2 is the back view of Fig. 1;

Fig. 3 is the structural representation of drive axle of the present utility model;

Fig. 4 is the structural representation of the steering bridge of the utility model;

Fig. 5 is the top view of Fig. 4;

Fig. 6 is the structural representation of chassis of the utility model;

Fig. 7 is a side view of the lateral sliding system of the present invention;

Fig. 8 is the back view of Fig. 7;

Fig. 9 is a side view of the utility model longitudinal sliding system;

Figure 10 is a rear view of Figure 9;

Fig. 11 is a structural schematic diagram of the utility model vertical lifting system;

Fig. 12 is a structural schematic diagram of the clamping mechanism of the present invention;

Fig. 13 is a schematic diagram of the tensioning work of the comprehensive pipe gallery of the present invention.

In the figure: 1—drive axle 2—steering axle 3—chassis 4—lateral sliding system 5—longitudinal sliding system 6—vertical lifting system 7—front end cylinder 8—internal cylinder 9—counterweight 10—clamping mechanism 11- Prefabricated comprehensive pipe gallery to be installed 12-installed prefabricated comprehensive pipe gallery

Detailed ways

In order to further understand the content, features and effects of the present utility model, the following examples are exemplified, and detailed descriptions are as follows in conjunction with the accompanying drawings. It should be noted that this embodiment is descriptive, not restrictive, and the protection scope of the present utility model cannot be limited thereby.

A multi-dimensional directional installation vehicle for a prefabricated comprehensive pipe gallery, including a driving axle 1, a steering axle 2, a chassis 3, a lateral sliding system 4, a longitudinal sliding system 5, a vertical lifting system 6, a front-end oil cylinder 7, an internal oil cylinder 8, and a Weight 9 and clamping mechanism 10, the front end of the chassis is equipped with a front-end oil cylinder, and the chassis is sequentially loaded with a vertical lifting system, a longitudinal sliding system and a lateral sliding system from top to bottom, and clamping mechanisms are installed on both sides of the chassis. A plurality of internal oil cylinders are installed in the middle part of the chassis, a steering axle and a drive axle are arranged axially symmetrically at the front and rear ends of the bottom of the chassis, and a counterweight is arranged at the rear section of the chassis.

Moreover, the chassis consists of two transverse section steels as the main keel, and multiple beams as the auxiliary keel. The front end of the main keel is provided with a front end oil cylinder base, and the upper part of the main keel is provided with an auxiliary keel steel plate. The connecting bolt hole of the sliding system; the middle part of the main keel is located at the two ends of the two auxiliary keels and an internal oil cylinder base is also made.

Moreover, the steering axle includes a front bridge frame, a steering oil cylinder, a claw shaft assembly, a steering connecting rod, pin shafts, and tires. The steering of the tires is controlled by the steering linkage and the pin shaft.

Moreover, the drive axle includes a rear axle, a drive motor, a tire hub, a bearing seat and a sprocket wheel, the rear axle is fixed on the rear of the chassis, the top of the rear axle is equipped with a drive motor, the bottom of the rear axle is provided with a bearing seat, and the bearing A drive shaft is rotatably installed in the seat, and the drive motor controls the rotation of tires and hubs through a sprocket wheel arranged on the drive shaft.

Moreover, the lateral sliding system includes a lateral driving motor, a lateral reducer, a lateral sliding rail, assembled wheels and a top base plate, and the lateral sliding rail is fixed on the connecting bolt hole on the auxiliary keel steel plate, and the lateral sliding rail The transverse reducer is driven by the transverse drive motor to control the assembled wheels and the top base plate to move along the transverse sliding track.

Moreover, the longitudinal sliding system is composed of a longitudinal driving motor, a longitudinal reducer, a longitudinal sliding track, a longitudinal assembled wheel and a longitudinal top base plate. The longitudinal sliding track is arranged on the transverse sliding system, and the longitudinal The drive motor drives the longitudinal speed reducer to control the longitudinal assembled wheels and the longitudinal top base plate to move along the longitudinal sliding track.

Moreover, the vertical lift system is composed of a vertical lift drive motor, a vertical lift reducer and a vertical top base plate, the vertical lift drive motor is fixed on the longitudinal sliding system, and the vertical lift drive motor drives the vertical lift reducer to make The vertical top substrate is lifted up and down.

Moreover, the clamping mechanism is welded on the chassis through two L-shaped shoulder arms, and the clamping mechanism is composed of two swing shaft oil cylinders, two guide rods, and two telescopic oil cylinders connected with a grasping and inserting mechanism. The mechanism controls the lifting of the clamping mechanism through the pendulum oil cylinder set on the shoulder arm, and two telescopic oil cylinders control the grasping and inserting mechanism to perform alignment and clamping.

Example 1:

(1) Wherein said drive axle 1 is made up of components such as large-scale drive motor 1-1, wheel hub 1-2, bearing seat 1-3, sprocket wheel 1-4, tire 1-5, and described large-scale drive motor 1- 1 The power should reach at least 4KW, and the model is preferably YVF2-131M1-6.

(2) wherein the steering axle 2 is composed of front axle frame 2-1, steering cylinder 2-2, horn shaft assembly 2-3, steering connecting rod 2-4, pin shaft 2-5, tire 2-6 and other components , it is required that all welding must be continuous, the weld seam is 6-8mm, the bore of the steering cylinder 2-2 is preferably 63mm, and the piston rod is 35mm to form a two-way buffer zone of ±50mm left and right. Threaded connections are used between them, and the base type of the oil cylinder is the engineering hydraulic cylinder SHG.

(3) Wherein the chassis 3 is made up of parts such as steel plates, stiffened plates, and section steels of various specifications, and the chassis is connected with the upper device and the driving device by bolts through bolt holes. Specifically, the chassis consists of two 8.5-inch lengths. The 3-5m section steel is used as the main keel 3-5, and five 1.6m section steels are used as the auxiliary keel 3-3 in the horizontal direction. It is tailor-welded with various specifications of steel plates and rib plates. The weld seam height is 8-10mm. Continuous welding is completed. Finally, it is required that the flatness of the upper surface of the longitudinal beam steel should be less than or equal to 5mm; the bases 3-2 of four internal oil cylinders 8 are arranged on both sides of the auxiliary keel in the middle, and the production form is as shown in the figure; the base of the front end oil cylinder 7 is arranged at the front end of the longitudinal beam Seat 3-4, the production form is as shown in the figure; set the base of the large-scale drive motor 1-1 and the horizontal drive motor 4-1 at the positions shown in the figure, and reserve the position and quantity of bolt holes as shown in the figure to meet the fixed requirements. Accurate; reserve the connecting bolt holes of the transverse sliding track 4-3 on the front auxiliary keel steel plate 3-1.

(4) wherein the lateral sliding system 4 is composed of a lateral drive motor 4-1, a lateral reducer 4-2, a lateral sliding track 4-3, an assembled wheel 4-4 and a top base plate 4-5, and the lateral The sliding system 4 forms a movement range of ±180mm.

(5) wherein the longitudinal sliding system 5 is composed of a longitudinal drive motor 5-1, a longitudinal reducer 5-2, a longitudinal sliding track 5-3, an assembled wheel 5-4 and a top base plate 5-5, the longitudinal The sliding system 5 forms a range of movement of 500 mm.

(6) The vertical lift system 6 is composed of a vertical lift drive motor 6-1, a vertical lift reducer 6-2 and a top base plate 6-3, and the vertical lift system 6 forms a moving range of 620mm.

(7) Wherein the front end oil cylinder 7 can form a moving distance of 1100mm.

(8) The internal oil cylinder 8 can form a moving distance of 300 mm.

(9) Wherein the counterweight 9, according to the weight of each section of the prefabricated comprehensive pipe gallery, is converted to obtain the size of the required counterweight 9, and the counterweight 9 can be a block made of reinforced concrete or a steel material.

(10) The clamping mechanism 10 is welded on the chassis 3 through two shoulder arms L-shaped, and the clamping mechanism 10 is composed of two swing shaft oil cylinders 10-1, two guide rods 10-2, two telescopic The oil cylinder 10-3 is connected with a grasping and inserting mechanism. The expansion and contraction range of the clamping mechanism is 1260-1590mm, which meets the requirements of pipe gallery docking and waterproof rubber strip compression.

The operation steps of the utility model are combined with the assembly description of the prefabricated comprehensive pipe gallery:

(1) Lay a thin layer of sand on the concrete cushion, requiring a thickness of ≤5mm. In order to control the flatness of the cushion, use a wooden scraper to scrape it; then along the design centerline of the comprehensive pipe gallery, roughly Compactly arranged on the cushion.

(2) Depending on the size of the site space and the conditions of the access road, the multi-dimensional directional installation vehicle can drive into the comprehensive pipe gallery by itself, or use the QUY-200 crawler crane to enter the foundation pit and take place, and complete the installation vehicle debugging in the standard section of the prefabricated comprehensive pipe gallery Work.

As shown in Figure 1, use the remote controller to start the multi-dimensional directional installation vehicle. Under the action of the large-scale driving drive motor 1-1, the installation vehicle starts to move forward, and the tires 1-5 drive on the completed comprehensive pipe gallery, so that the front end oil cylinder 7 Pass through the standard section of the prefabricated integrated pipe gallery to be installed, and stop traveling when the top base plate 6-3 of the vertical lifting system 6 is aligned with the center of the standard section.

(3) As shown in Figure 1, the hydraulic power controls the front end cylinder 7 to extend outriggers and land on the cushion of the comprehensive pipe gallery; then the hydraulic power controls the internal cylinder 8 to extend the rear legs and lands on the installed comprehensive pipe gallery On the bottom plate; control the hydraulic cylinder to adjust the height of the front and rear outriggers to ensure that the longitudinal body of the installation vehicle matches the slope of the pipe gallery.

(4) When the integrated pipe gallery is double-compartment or multi-compartment, according to the calculation, two multi-dimensional directional installation vehicles can be used for installation, and the wireless remote control can be used for synchronous linkage control, or the two installation vehicles can be controlled separately.

(5) As shown in Figure 1, the Xianli horizontal sliding system 4 adjusts the horizontal alignment of the prefabricated comprehensive pipe gallery, and the sides are flush; when using the vertical lifting system 6 to move up and down, the top surface and the bottom surface are flush; finally, use the longitudinal The sliding system 5 carries out the assembly and docking of the prefabricated comprehensive pipe gallery, and the speed of movement in the three directions can be adjusted; when the top, bottom, left, and right are even, the longitudinal assembly and docking of the standard section of the prefabricated comprehensive pipe gallery is carried out, and the distance between the side pipe sections is observed. The upper and lower gaps, when the gap reaches about 50mm, stop the longitudinal sliding system 5, accurately measure the socket gap, the error is controlled within ±1mm, continue to assemble and connect until the two sealing strips are clamped, and the slide table stops working. This method can ensure that the assembly and connection of the prefabricated comprehensive pipe gallery can be completed at one time.

As shown in Figures 12 and 13, the clamping mechanism 10 on the multi-dimensional directional installation vehicle is used to tighten the two prefabricated integrated pipe galleries to ensure that the two sealing strips reach the design compression ratio and ensure the sealing effect. The hole positions are fastened with perforated bolts, and the follow-up procedures such as caulking grouting and waterproof test are done.

Claims (7)

1. A prefabricated comprehensive pipe gallery multi-dimensional directional installation vehicle, including drive axle, steering axle, chassis, lateral sliding system, longitudinal sliding system, vertical lifting system, front-end oil cylinder, internal oil cylinder, counterweight and clamping mechanism, The front end of the chassis is equipped with a front-end oil cylinder, and the chassis carries a vertical lifting system, a longitudinal sliding system, and a lateral sliding system from top to bottom in sequence. Clamping mechanisms are installed on both sides of the chassis, and multiple internal oil cylinders are installed in the middle of the chassis. , the front and rear ends of the bottom of the chassis are axially symmetrically provided with a steering bridge and a drive bridge, and a counterweight is provided at the rear of the chassis; it is characterized in that: the clamping mechanism is welded on the chassis through two L-shaped shoulder arms, clamping The mechanism consists of a pendulum cylinder, a guide rod, two telescopic cylinders and a grasping and inserting mechanism; the pendulum cylinder set on the shoulder arm controls the lifting of the clamping mechanism, and a telescopic cylinder controls the positioning of the clamping mechanism along the guide rod. An oil cylinder controls the grab and insert mechanism for clamping. 2. A multi-dimensional directional installation vehicle for a prefabricated integrated pipe gallery according to claim 1, characterized in that: the chassis consists of two transverse section steels as the main keel, a plurality of beams as the auxiliary keel, and the front end of the main keel is set There is a front-end oil cylinder base, and an auxiliary keel steel plate is arranged on the upper part of the main keel. The connecting bolt holes for installing the lateral sliding system are prefabricated on the steel plate; . 3. A prefabricated integrated pipe gallery multi-dimensional directional installation vehicle according to claim 1, characterized in that: the steering bridge includes a front bridge frame, a steering oil cylinder, a claw shaft assembly, a steering connecting rod, a pin shaft, and tires, and the The front axle is fixed on the front part of the chassis, and the middle part of the front axle is fixed with a steering oil cylinder, and the two ends of the steering oil cylinder control the steering of the tires through the steering connecting rod and the pin shaft. 4. A multi-dimensional directional installation vehicle for a prefabricated integrated pipe gallery according to claim 1, wherein the drive axle includes a rear axle, a drive motor, a tire hub, a bearing seat and a sprocket, and the rear axle is fixed Installed in the rear of the chassis, the top of the rear axle is equipped with a drive motor, the bottom of the rear axle is provided with a bearing seat, and a drive shaft is installed in the bearing seat, and the drive motor controls the rotation of tires and hubs through the sprocket set on the drive shaft. 5. A multi-dimensional directional installation vehicle for a prefabricated comprehensive pipe gallery according to claim 2, wherein the lateral sliding system includes a lateral drive motor, a lateral reducer, a lateral sliding track, assembled wheels and a top base plate , the transverse sliding track is fixedly mounted on the connecting bolt hole on the auxiliary keel steel plate, and the transverse drive motor drives the transverse reducer on the transverse sliding track to control the assembled wheels and the top substrate to move along the transverse sliding track. 6. A prefabricated comprehensive pipe gallery multi-dimensional directional installation vehicle according to claim 1, characterized in that: the longitudinal sliding system consists of a longitudinal drive motor, a longitudinal reducer, a longitudinal sliding track, a longitudinal assembled wheel and a longitudinal The top base plate is composed of the longitudinal sliding track set on the lateral sliding system, and the longitudinal drive motor drives the longitudinal reducer on the longitudinal sliding track to control the longitudinal assembled wheels and the longitudinal top base plate to move along the longitudinal sliding track. 7. A prefabricated comprehensive pipe gallery multi-dimensional directional installation vehicle according to claim 1, characterized in that: the vertical lifting system is composed of a vertical lifting drive motor, a vertical lifting reducer and a vertical top base plate, and the vertical lifting The driving motor is fixed on the longitudinal sliding system, and the vertical lifting reducer is driven by the vertical lifting driving motor to make the vertical top substrate go up and down.