CN220640857U - Automatic gyration conveyer of pipe culvert - Google Patents

Abstract

The utility model provides an automatic pipe culvert rotary conveying device which comprises a supporting platform arranged on a heavy-duty conveying vehicle, wherein a rail disc is rotatably connected to the supporting platform, a pipe culvert support is arranged on the rail disc, a driving mechanism for driving the rail disc to rotate is arranged below the rail disc, positioning rods are vertically arranged at the centers of the pipe culvert support and the rail disc, and a conveying and fixing mechanism is arranged between the pipe culvert support and the supporting platform. The utility model has the advantages of simple structure, reasonable design, easy installation, simple operation, strong practicability and high safety, and can be popularized and applied to the transportation of mouth-shaped pieces, duct pieces and other materials in any large shield section.

Description

Automatic gyration conveyer of pipe culvert

Technical Field

The utility model relates to the field of shield tunnel transportation devices, in particular to an automatic pipe culvert rotary transportation device.

Background

With the rapid development of society and cities, underground rail transit becomes more and more a main means for relieving urban traffic pressure. The shield machine is used as a modern underground engineering construction machine and plays an important role in subway construction. Especially, the construction of the existing large-diameter shield meets the purpose of single-hole double-line, and the section of the large-diameter shield is provided with a long-distance tunnel and a short-distance tunnel (200-500 m) according to design requirements. The major diameter slurry shield tunnel transportation mainly is section of jurisdiction, mouth form spare, grease material, mud pipe etc. manual work is bad transportation, so need transport to appointed place with the transport vechicle, and current transport vechicle exists unstable, unsafe in the transportation, need consume a large amount of engineering time moreover, and problem with high costs, and the practicality is not strong, can not satisfy the demand of major diameter slurry shield tunnel transportation.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model provides the automatic pipe culvert rotary transport device which is low in cost, simple in operation, safe, reliable, quick in processing and installation and capable of being reused.

The technical scheme provided by the utility model is as follows: the utility model provides an automatic gyration conveyer of pipe culvert, includes the supporting platform who sets up on heavy transport vechicle, it is connected with the track disc to rotate on the supporting platform, install the pipe culvert support on the track disc, the below of track disc is provided with and is used for driving track disc pivoted actuating mechanism, the vertical locating stick that is provided with in center of pipe culvert support and track disc, be provided with transportation fixed establishment between pipe culvert support and the supporting platform.

Further, the supporting platform comprises a first supporting platform at the left end and the right end which are integrally formed and a second supporting platform with a concave middle, and reinforcing rib plates are arranged at the downward bending connection positions of the two first supporting platforms and the second supporting platform respectively.

Further, reinforcing rib plates are arranged at the bottoms of the first supporting platforms at the left end and the right end, and a plurality of reinforcing ribs are arranged in the supporting platforms.

Further, antifriction bearings are arranged in the middle of the second supporting platform, the antifriction bearings are connected with one ends of the positioning rods, which are far away from the pipe culvert support, rolling supports are symmetrically arranged on the first supporting platforms at the left end and the right end, and the centers of the track discs penetrate through the positioning rods and then are arranged above the rolling supports.

Further, the driving mechanism comprises a motor and a speed reducer, the output end of the motor is connected with the speed reducer, a driving gear is fixedly connected to the output shaft of the speed reducer, a driven gear is arranged at the center of the bottom of the track disc, and the driving gear is meshed with the driven gear and used for driving the track disc to rotate.

Further, the motor and the speed reducer are arranged on a fixed support of the second supporting platform, and the driven gear is arranged on the outer side of the positioning rod and fixed through a flat key.

Further, transportation fixed establishment is including fixed ring, fixed steel bar, fastening nut and fastening bolt, and the inboard welding of pipe culvert support edge has fixed ring on the first supporting platform, inserts fixed steel bar during the pipe culvert transportation, fixed ring central point puts the trompil and welds fastening nut, installs fastening bolt on the fastening nut, through screwing up fastening bolt, prevents pipe culvert support relative movement.

Further, the second supporting platform is provided with lifting lugs for lifting or binding transported materials through binding belts.

Further, the processing material of pipe culvert support is 200H shaped steel, the upper portion of pipe culvert support is provided with the blotter, and the lower part of pipe culvert support is rectangular frame grid structure, and the hole of reserving the area groove key in the middle makes things convenient for later stage fixed.

Further, the track disc is a cross-shaped track disc with a hollowed-out middle.

The utility model has the beneficial effects that:

1. the utility model realizes the transportation of the large-diameter slurry shield tunnel material, realizes the construction progress promotion and cost control in a short-distance interval, and the pipe culvert automatic turning device can be also installed on other transportation vehicles, thereby having strong expandability;

2. the utility model adopts the pipe culvert bracket, the track disc, the gear and the like, has short processing period, other auxiliary materials are easy to purchase, part of auxiliary materials can be used for existing materials on site, and the utility model is convenient and quick to install and can be reused in the later period.

3. The pipe culvert conveying device can meet the conveying requirements of large-diameter shield segments and mouth-shaped pieces, and a supporting platform can be added according to the construction progress requirements, so that a plurality of pipe culvert conveying and rotating devices can be conveniently installed, and the requirements of site construction are met.

4. The utility model uses the fastening measures of the fixed steel rod and the screw in the transportation process of the pipe culvert, ensures the stability in the transportation process of the pipe culvert and ensures the safety in the transportation process.

5. According to the utility model, the driving gear and the driven gear are arranged below the track disc and are synchronously driven by the motor, so that the purpose of automatic rotation of the pipe culvert bracket is realized, the weight of the pipe culvert can be effectively supported, and the transportation safety is ensured. The pipe culvert bracket can combine to complete the transportation of the tunnel duct piece, and the pipe culvert structure can be circulated.

Drawings

FIG. 1 is a front view of the present utility model;

FIG. 2 is a schematic view of the structure of the culvert stent of the present utility model;

FIG. 3 is a schematic view of the track disc of the present utility model;

FIG. 4 is an enlarged schematic view of the shipping fixture of FIG. 1;

FIG. 5 is a top view of FIG. 4;

FIG. 6 is a schematic view of the structure of the positioning rod of the present utility model;

in the figure: 1-heavy transport vehicle, 2-pipe culvert bracket, 3-track disc, 4-rolling bearing, 5-flat key, 6-locating rod, 7-supporting platform, 7-1-first supporting platform, 7-2-second supporting platform, 8-reinforcing rib plate, 9-rolling support, 10-driving gear, 11-driven gear, 12-speed reducer, 13-fixed support, 14-motor, 15-fixed ring, 16-fastening nut, 17-fastening bolt, 18-fixed steel rod, 19-lifting lug, 20-reinforcing rib, 21-buffer pad.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the positional or positional relationship indicated by the terms such as "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The utility model provides an automatic gyration conveyer of pipe culvert as shown in fig. 1-6, includes the supporting platform 7 that sets up on heavy transport vechicle 1, rotate on the supporting platform 7 and be connected with track disc 3, be provided with pipe culvert support 2 on the track disc 3, the vertical locating rod 6 that is provided with in center of pipe culvert support 2 and track disc 3, the below of track disc 3 is provided with and is used for driving track disc pivoted actuating mechanism, be provided with transportation fixed establishment between pipe culvert support 2 and the supporting platform 7.

The support platform 7 comprises a first support platform 7-1 and a second support platform 7-2, wherein the first support platform 7-1 and the second support platform 7-2 are integrally formed at the left end and the right end, and reinforcing rib plates 8 are arranged at the downward bending connection positions of the two first support platforms 7-1 and the second support platform 7-2 respectively.

Reinforcing rib plates 8 are also arranged at the bottoms of the first supporting platforms 7-1 at the left end and the right end, and a plurality of reinforcing ribs 20 are arranged in the supporting platforms 7.

The middle part of second supporting platform 7-2 is provided with antifriction bearing 4, antifriction bearing 4 is connected with the one end that location stick 6 kept away from pipe culvert support 2, the symmetry is provided with rolling support 9 on the first supporting platform 7-1 of both ends about, install in rolling support 9 after the center of track disc 3 passes location stick 6.

The driving mechanism comprises a motor 14 and a speed reducer 12, the output end of the motor 14 is connected with the speed reducer 12, a driving gear 10 is fixedly connected to the output shaft of the speed reducer 12, the driving gear 10 synchronously rotates along with the output shaft of the speed reducer 12, a driven gear 11 is arranged at the center of the bottom of the track disc 3, and the driving gear 10 is meshed with the driven gear 11 and used for driving the track disc 3 to rotate.

The motor 14 and the speed reducer 12 are arranged on a fixed bracket 13 of the second supporting platform 7-2, and the driven gear 11 is arranged outside the positioning rod 6 and fixed through the flat key 5.

The transportation fixing mechanism comprises a fixed circular ring 15, a fixed steel rod 18, a fastening nut 16 and a fastening bolt 17, wherein the fixed circular ring 15 is welded on the inner side of the edge of the pipe culvert support 2 on the first support platform, the fixed steel rod 18 is inserted in the middle of pipe culvert transportation, the central position of the fixed circular ring 15 is provided with a hole and is welded with the fastening nut 16, the fastening nut 16 is provided with the fastening bolt 17, and the pipe culvert support is prevented from moving relatively by screwing the fastening bolt 17.

The second supporting platform 7-2 is provided with lifting lugs 19 for lifting or binding the transported materials by binding belts.

The processing material of the pipe culvert support 2 is 200H-shaped steel, a buffer pad 21 is arranged on the upper portion of the pipe culvert support 2, the lower portion of the pipe culvert support 2 is of a rectangular frame grid structure, and holes with groove keys are reserved in the middle of the pipe culvert support to facilitate later fixing. The track disc 3 is a cross-shaped track disc with a hollowed-out middle.

The specific implementation method of the utility model comprises the following steps:

1. working work

1. The length of the pipe culvert bracket is 3.3m, the width is 1.8m, the processing material is 200H-shaped steel, the lower part is 0.6x0.6m of a rectangular framework grid structure, and the middle reserved hole is convenient for later installation of the positioning rod. Two 200H-shaped steel with the length of 1.8m are welded and fixed on the basis of a lower frame of a pipe culvert support, and the 200H-shaped steel is longitudinally placed at a central symmetry interval of 2.3m in order to meet the placement requirement of the pipe culvert, the height of an outer side wing plate is 190mm, and the height of an inner side wing plate is 140mm.

2. The cross-shaped track disc is manufactured according to design, the outer diameter of the disc is 2280mm, the inner diameter of the disc is 1800mm, and the thickness of the disc is 30mm, so that the later-stage mouth-shaped part is convenient to transport to the trolley and then rotates through the motor-driven track disc, and the grabbing purpose of the box culvert crane is realized.

3. And according to the positioning rod which is designed and processed, the flat key is processed in advance according to the fixing requirement of component installation, so that the installation and the fixing of the later component are facilitated.

2. Installation work

1. Firstly, a supporting platform is installed on a heavy transport vehicle, rolling supports are symmetrically installed on first supporting platforms on two sides of the supporting platform to serve as a fixed foundation for installation of a follow-up pipe culvert slewing device.

2. Firstly installing a positioning rod, a driven gear and a driving gear assembly according to the sequence, and then welding and fixing a fixed bracket and a second supporting platform; secondly, installing a track disc and placing the track disc on a rolling support; and finally, installing a pipe culvert bracket. And after the completion, debugging the pipe culvert rotating device.

3. Welding two circular rings with the outer diameter of 50mm and the inner diameter of 40mm on the inner side of a pipe culvert bracket on a first supporting platform, opening a hole with the diameter of 20mm at the center position of the circular ring, welding an M18 nut, inserting an M18 bolt into the M18 nut, screwing and fixing, and flushing one side of the bolt with the inner side of the pipe culvert bracket.

3. Using work

1. After a heavy transport vehicle is driven to a material hoisting wellhead, checking whether the pipe culvert bracket fixing measures are implemented according to requirements: the long side direction of the pipe culvert bracket is parallel to the direction of the supporting platform, the fixed steel rod is inserted into the bottom of the circular ring, and the M18 bolt is propped against the fixed steel rod and is in a state that the fixed steel rod cannot be screwed. And (5) hoisting the pipe piece or the mouth piece into the well and placing the pipe piece or the mouth piece on a pipe culvert bracket.

2. And after the material is lowered into the well, transporting the heavy transport vehicle to the position below the large shield box culvert or the segment crane. If the pipe piece is the pipe piece, the pipe piece crane is directly adopted for grabbing and transporting, if the pipe piece is the mouth-shaped piece, the fastening bolt is loosened, the fixed steel rod is pulled out and placed on the supporting platform, then the starting switch drives the pipe culvert device to rotate 90 degrees clockwise, and finally the box culvert crane is adopted for hoisting the mouth-shaped piece. After the work is completed, the pipe culvert bracket is driven by the motor to rotate anticlockwise by 90 degrees to return to the original position, and the fixed steel rod is inserted into the fixed circular ring and the fastening bolt is screwed.

3. According to the steps, heavy transport vehicles are adopted in a short section to realize the transport of the large-diameter slurry shield tunnel materials.

The above description is merely illustrative of specific embodiments of the utility model and is not intended to limit the utility model, but any modifications, equivalents, improvements or alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.

Claims (10)

1. An automatic gyration conveyer of pipe culvert, its characterized in that: including setting up supporting platform (7) on heavy transport vechicle (1), it is connected with track disc (3) to rotate on supporting platform (7), be provided with on track disc (3) pipe culvert support (2), the vertical locating rod (6) that is provided with in center of pipe culvert support (2) and track disc (3), the below of track disc (3) is provided with and is used for driving track disc pivoted actuating mechanism, be provided with transportation fixed establishment between pipe culvert support (2) and supporting platform (7).

2. The culvert automatic rotary transport apparatus of claim 1, wherein: the support platform (7) comprises a first support platform (7-1) at the left end and the right end of the integrated structure and a second support platform (7-2) with a concave middle, wherein reinforcing rib plates (8) are arranged at the downward bending connection positions of the two first support platforms (7-1) and the second support platform (7-2) respectively.

3. The culvert automatic rotary transport apparatus of claim 2, wherein: reinforcing rib plates (8) are also arranged at the bottoms of the first supporting platforms (7-1) at the left end and the right end, and a plurality of reinforcing ribs (20) are arranged in the supporting platforms (7).

4. The culvert automatic rotary transport apparatus of claim 2, wherein: the middle part of second supporting platform (7-2) is provided with antifriction bearing (4), antifriction bearing (4) are connected with the one end that locating rod (6) kept away from pipe culvert support (2), the symmetry is provided with rolling support (9) on first supporting platform (7-1) at both ends about, install the top at rolling support (9) after passing locating rod (6) in the center of track disc (3).

5. The culvert automatic rotary transport apparatus of claim 4, wherein: the driving mechanism comprises a motor (14) and a speed reducer (12), wherein the output end of the motor (14) is connected with the speed reducer (12), a driving gear (10) is fixedly connected to the output shaft of the speed reducer (12), a driven gear (11) is arranged at the center of the bottom of the track disc (3), and the driving gear (10) is meshed with the driven gear (11) and used for driving the track disc (3) to rotate.

6. The culvert automatic rotary transport apparatus of claim 5, wherein: the motor (14) and the speed reducer (12) are arranged on a fixed support (13) of the second supporting platform (7-2), and the driven gear (11) is arranged on the outer side of the positioning rod (6) and fixed through the flat key (5).

7. The culvert automatic rotary transport apparatus of claim 2, wherein: the transportation fixing mechanism comprises a fixing circular ring (15), a fixing steel rod (18), a fastening nut (16) and a fastening bolt (17), wherein the fixing circular ring (15) is welded on the inner side of the edge of the pipe culvert support (2) on the first supporting platform, the fixing steel rod (18) is inserted in the middle of pipe culvert transportation, a hole is formed in the central position of the fixing circular ring (15) and is welded with the fastening nut (16), the fastening bolt (17) is installed on the fastening nut (16), and the pipe culvert support is prevented from moving relatively by screwing the fastening bolt (17).

8. The culvert automatic rotary transport apparatus of claim 2, wherein: and lifting lugs (19) are arranged on the second supporting platform (7-2) and are used for lifting or binding transported materials through binding belts.

9. The culvert automatic rotary transport apparatus of claim 1, wherein: the processing material of pipe culvert support (2) is 200H shaped steel, the upper portion of pipe culvert support (2) is provided with blotter (21), and the lower part of pipe culvert support (2) is rectangular frame grid structure, and the hole of reserving the area slot key in the middle makes things convenient for later stage fixed.

10. The culvert automatic rotary transport apparatus of claim 1, wherein: the track disc (3) is a cross-shaped track disc with a hollowed-out middle.