CN216585951U

CN216585951U - Building truss structure for road and bridge engineering

Info

Publication number: CN216585951U
Application number: CN202122759124.6U
Authority: CN
Inventors: 不公告发明人
Original assignee: Xi Rongqiang
Current assignee: Xi Rongqiang
Priority date: 2021-11-11
Filing date: 2021-11-11
Publication date: 2022-05-24
Anticipated expiration: 2031-11-11

Abstract

The utility model discloses a building truss structure for road and bridge engineering, and belongs to the field of road and bridge engineering. The utility model provides a building truss structure that road and bridge engineering used, includes the left guide rail that two longitudinal symmetries set up, two left side guide rail right side is equipped with the right slide rail that two longitudinal symmetries set up, left side guide rail and right slide rail upper end are equipped with the gyro wheel that two bilateral symmetry set up, two the bracing piece is installed in the rotation of gyro wheel upper end, the left and right sides bracing piece upper end is passed through the screw sleeve and is rotated the connection, both sides around rotating between the screw sleeve and installing the threaded rod, the screw sleeve upper end is rotated and is installed the tray, four the tray upper end is equipped with the last guide rail that longitudinal symmetry set up, both sides around going up the guide rail upside and being equipped with the purlin car. The utility model can communicate two ends of the bridge cut-off to ensure the material transportation between the two sides.

Description

Building truss structure for road and bridge engineering

Technical Field

The utility model relates to the field of road and bridge engineering, in particular to a building truss structure for road and bridge engineering.

Background

When road and bridge construction and maintenance, the bridge floor middle part need be interrupted sometimes, and is breaking it the back, and the great material of volume just is difficult to transport through this bridge, needs to build interim bridge and transports the material, and interim bridge width is limited, still has the material of the transportation of not being convenient for, and when using interim bridge, needs the condition of detouring, because of building interim bridge simultaneously, causes the waste on the engineering time, and then leads to the reduction of efficiency of construction. In view of this, we propose a building truss structure for road and bridge engineering.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

The utility model aims to provide a building truss structure for road and bridge engineering, which aims to solve the problems in the background technology.

2. Technical scheme

The utility model provides a building truss structure that road and bridge engineering used, includes the left guide rail that two longitudinal symmetries set up, two left side guide rail right side is equipped with the right slide rail that two longitudinal symmetries set up, left side guide rail and right slide rail upper end are equipped with the gyro wheel that two bilateral symmetry set up, two the bracing piece is installed in the rotation of gyro wheel upper end, the left and right sides bracing piece upper end is passed through the screw sleeve and is rotated the connection, both sides around rotating between the screw sleeve and installing the threaded rod, the screw sleeve upper end is rotated and is installed the tray, four the tray upper end is equipped with the last guide rail that longitudinal symmetry set up, both sides around going up the guide rail upside and being equipped with the purlin car.

Preferably, the left guide rail and the right slide rail are arranged in a U shape matched with the idler wheel, lower grooves are formed in the front side and the rear side of the upper ends of the left guide rail and the right slide rail, lower threaded rods are rotatably mounted in the lower grooves, and two threaded blocks rotatably connected with the lower threaded rods are arranged in the lower grooves.

Preferably, two screw thread piece interval and gyro wheel pivot diameter match, just screw thread piece upper end is fixed with longitudinal bolt pole, two longitudinal bolt pole upside cover is equipped with the arc type clamp plate that matches with the gyro wheel pivot, two the peripheral upside of longitudinal bolt pole is rotated and is installed the screw thread ring of lower extreme and the laminating of arc type clamp plate up end.

Preferably, the lower end of the supporting block is fixedly provided with a connecting ring which is rotatably connected with the threaded sleeve, the connecting ring is matched with the two supporting rods, the supporting block is arranged in a U shape, the middle of the upper end of the supporting block is provided with a positioning tooth socket, and the lower end of the upper guide rail is fixedly provided with a positioning tooth block which is clamped with the positioning tooth socket.

Preferably, the lower end of the truss vehicle is provided with a guide wheel matched with the upper end of the upper guide rail.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages that:

1. according to the utility model, the height of the upper guide rails can be adjusted through the rollers and the support rods, the distance between the two upper guide rails can be adjusted through the threaded sleeves so as to be matched with the truss vehicle, and the truss vehicle can move to and fro on the left side and the right side of the broken bridge through the operation of the upper ends of the upper guide rails, so that the movement of materials is facilitated, and the construction efficiency of the bridge is improved.

2. The main body of the utility model adopts a frame structure, which is convenient for assembling and disassembling the device, thereby facilitating the transportation of the device, being suitable for bridge-cut-off environments with various lengths and improving the service performance of the utility model.

3. According to the utility model, the positions of the two longitudinal bolt rods can be adjusted through the lower threaded rod, after the positions of the rollers are adjusted, the rollers can be limited and fixed through the longitudinal bolt rods, the arc-shaped pressing plates and the threaded rings, and then the supporting rods are fixed, so that the whole device is fixed, and the back-and-forth operation of the truss vehicle is ensured.

Drawings

FIG. 1 is a schematic view of the overall external structure of the present invention;

FIG. 2 is a schematic view of the external structure of the roller according to the present invention;

FIG. 3 is a schematic view of the internal split configuration of the threaded sleeve of the present invention;

the reference numbers in the figures illustrate: 1. a left guide rail; 2. a right slide rail; 3. a roller; 4. a support bar; 5. an upper threaded rod; 6. an upper guide rail; 7. a truss vehicle; 8. a guide wheel; 10. a lower groove; 11. a lower threaded rod; 13. a longitudinal bolt shank; 14. an arc-shaped pressing plate; 15. a thread block; 16. a support block; 17. a threaded sleeve; 18. positioning the tooth socket; 19. positioning a tooth block; 20. a threaded ring; 21. and (7) connecting rings.

Detailed Description

Referring to fig. 1-3, the present invention provides a technical solution:

the utility model provides a building truss structure that road and bridge engineering used, left guide rail 1 including two longitudinal symmetry settings, two left guide rail 1 right sides are equipped with two right slide rail 2 that longitudinal symmetry set up, left

side guide rail

1 and 2 upper ends of right slide rail are equipped with gyro wheel 3 that two bilateral symmetry set up, 3 upper ends of two gyro wheels are rotated and are installed

bracing piece

4, 4 upper ends of left and right sides bracing piece are rotated through threaded sleeve 17 and are connected, rotate between the threaded sleeve 17 of front and back both sides and install threaded rod 5, threaded sleeve 17 upper end is rotated and is installed tray 16, four tray 16 upper ends are equipped with the last guide rail 6 that longitudinal symmetry set up, 6 upsides of guide rail are equipped with truss car 7 on the front and back both sides.

Specifically, the left guide rail 1 and the right slide rail 2 are arranged in a U shape matched with the roller 3, lower grooves 10 are formed in the front side and the rear side of the upper ends of the left guide rail 1 and the right slide rail 2, lower threaded rods 11 are rotatably mounted in the lower grooves 10, and two threaded blocks 15 rotatably connected with the lower threaded rods 11 are arranged in the lower grooves 10; by means of the lower threaded rod 11, the position of the two threaded blocks 15 can be adjusted.

Further, the distance between the two thread blocks 15 is matched with the diameter of the rotating shaft of the roller 3, the upper ends of the thread blocks 15 are fixedly provided with longitudinal bolt rods 13, the upper sides of the two longitudinal bolt rods 13 are sleeved with arc-shaped pressing plates 14 matched with the rotating shaft of the roller 3, and the upper sides of the peripheries of the two longitudinal bolt rods 13 are rotatably provided with thread rings 20 of which the lower ends are attached to the upper end faces of the arc-shaped pressing plates 14; the positioning of the roller 3 is possible by means of two longitudinal bolt bars 13, an arc-shaped pressure plate 14 and two threaded rings 20.

Furthermore, a connecting ring 21 rotationally connected with the threaded sleeve 17 is fixed at the lower end of the support block 16, the connecting ring 21 is matched with the two support rods 4, the support block 16 is U-shaped, a positioning tooth groove 18 is formed in the middle of the upper end of the support block 16, and a positioning tooth block 19 clamped with the positioning tooth groove 18 is fixed at the lower end of the upper guide rail 6; after the upper guide rail 6 is installed, the positioning tooth grooves 18 and the positioning tooth blocks 19 can be used for positioning and preventing the upper end of the support block 16 from sliding.

Furthermore, the lower end of the truss vehicle 7 is provided with a guide wheel 8 matched with the upper end of the upper guide rail 6; the truss vehicle 7 can move back and forth on the upper end of the upper guide rail 6 conveniently.

The working principle is as follows: during assembly, the left guide rail 1 and the right guide rail 2 are respectively arranged on two sides of the broken bridge according to the distance between the guide wheels 8 on the front side and the rear side of the lower end of the truss vehicle 7, and the distance between the two left guide rails 1 and the distance between the two right guide rails 2 are matched with the distance between the guide wheels 8;

two threaded sleeves 17 are rotatably arranged on the front side and the rear side of the upper threaded rod 5 through threads, so that two support rods 4 and support blocks 16 are arranged on the front side and the rear side of the upper threaded rod 5, and the distance between the two threaded sleeves 17 is matched with the distance between the guide wheels 8;

adjusting the angle between the left and right support rods 4, then installing the rollers 3 at the lower ends of the left and right support rods on the upper sides of the left guide rail 1 and the right slide rail 2, disposing the rotating shaft of the roller 3 between the two longitudinal bolt rods 13, rotating the lower threaded rod 11 on the outer sides of the left guide rail 1 and the right slide rail 2, and limiting the threaded block 15 through the lower groove 10, wherein the rotated lower threaded rod 11 drives the left and right longitudinal bolt rods 13 to move in the opposite or back directions through the threads symmetrically arranged on the periphery of the rotated lower threaded rod 11, so as to drive the roller 3 to move and drive the support rods 4 to move, so as to adjust the height of the threaded sleeve 17, and after the position of the roller 3 is adjusted, the arc-shaped pressing plate 14 is installed at the upper end of the rotating shaft of the roller 3 through the longitudinal bolt rods 13, and is fixed through the threaded ring 20, so as to fix the roller 3 and further position the threaded sleeve 17;

the supporting blocks 16 are rotated through the connecting rings 21 in the threaded sleeves 17, the end faces of the positioning tooth grooves 18 face upwards, the upper guide rails 6 are installed at the upper ends of the supporting blocks 16 on the left side and the right side, the positioning tooth grooves 18 are matched with the positioning tooth blocks 19, the positions of the positioning tooth grooves are fixed, the truss cars 7 are installed at the upper ends of the supporting blocks 16 on the front side and the rear side through the external hoisting devices, sliding connection between the guide wheels 8 at the lower ends of the truss cars 7 and the upper ends of the supporting blocks 16 on the two sides is guaranteed, installation of the device is completed, when the device is used, the material can be conveyed on two sides of a broken bridge through the truss cars 7, and construction efficiency is improved.

Claims

1. The utility model provides a building truss structure that road and bridge engineering was used, includes left guide rail (1) that two front and back symmetries set up, its characterized in that: two left side guide rail (1) right side is equipped with right slide rail (2) that two longitudinal symmetries set up, left side guide rail (1) and right slide rail (2) upper end are equipped with gyro wheel (3) that two bilateral symmetry set up, two gyro wheel (3) upper end is rotated and is installed bracing piece (4), the left and right sides bracing piece (4) upper end is rotated through threaded sleeve (17) and is connected, both sides around rotating between threaded sleeve (17) and installing threaded rod (5), threaded sleeve (17) upper end is rotated and is installed tray (16), four tray (16) upper end is equipped with last guide rail (6) that longitudinal symmetry set up, both sides around going up guide rail (6) upside is equipped with purlin car (7).

2. The building truss structure for road and bridge engineering according to claim 1, wherein: the left guide rail (1) and the right slide rail (2) are arranged in a U shape matched with the idler wheel (3), the front side and the rear side of the upper end of the left guide rail (1) and the upper end of the right slide rail (2) are respectively provided with a lower groove (10), a lower threaded rod (11) is rotatably arranged in the lower grooves (10), and two threaded blocks (15) rotatably connected with the lower threaded rod (11) are arranged in the lower grooves (10).

3. The building truss structure for road and bridge engineering according to claim 2, wherein: two screw thread piece (15) interval and gyro wheel (3) pivot diameter match, just screw thread piece (15) upper end is fixed with longitudinal bolt pole (13), two longitudinal bolt pole (13) upside cover is equipped with arc clamp plate (14) that match with gyro wheel (3) pivot, two the peripheral upside of longitudinal bolt pole (13) is rotated and is installed screw thread ring (20) of lower extreme and the laminating of arc clamp plate (14) up end.

4. The building truss structure for road and bridge engineering according to claim 1, wherein: the utility model discloses a support structure, including tray (16), go up guide rail (6), tray (16) lower extreme is fixed with rotates go-between (21) of being connected with threaded sleeve (17), go-between (21) and two bracing pieces (4) match, just tray (16) are the setting of U type, location tooth's socket (18) have been seted up to tray (16) upper end middle part, go up guide rail (6) lower extreme and be fixed with location tooth piece (19) with location tooth's socket (18) joint.

5. The building truss structure for road and bridge engineering according to claim 1, wherein: the lower end of the truss vehicle (7) is provided with a guide wheel (8) matched with the upper end of the upper guide rail (6).