Cab protection device for port tractor

Abstract

The utility model discloses a cab protection device for a port tractor, which belongs to the technical field of port tractor protection and comprises two groups of upright posts, mounting parts are mounted at the bottoms of the upright posts, cross beams are mounted at the tops of the two upright posts, and two compression-resistant beams are mounted between the two cross beams. Two groups of locking fasteners for fixing the compression-resistant beams are mounted at the tops of the cross beams, the two stand columns can support the cross beams, and the two cross beams can mount and fix the two compression-resistant beams, so that the compression-resistant beams can perform compression-resistant and anti-collision protection on the top of the cab, and the top of the cab is prevented from being damaged due to falling impact of high-altitude objects; the problems that the top of the cab of the port tractor is poor in compression resistance and anti-collision protection effect, the top of the cab is likely to be collided by an object falling from high altitude, the cab is damaged or a driver is injured, and replacement operation is inconvenient after a top anti-collision structure is damaged are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of port tractor protection, in particular to a cab protection device for a port tractor. Background Art

[0002] The market demand for tractors continues to rise, especially in the field of port tractors. At present, port tractors are faced with the situation of large cargo capacity and heavy containers. For manned port tractors, at present, general tractors often only install anti-collision beams at the front end of the cab to protect the safety of the cab in the event of impact. However, the cab of the port tractor also needs to face the danger of collision with containers falling from high altitude.

[0003] The top of the cab of a port tractor has poor pressure and collision protection. Objects falling from a high altitude can easily hit the top of the cab, causing damage to the cab or injury to the driver. It is also inconvenient to replace the top anti-collision structure after it is damaged. Therefore, those skilled in the art have provided a cab protection device for a port tractor to solve the problems raised in the above background technology. Utility Model Content

[0004] The purpose of the utility model is to provide a cab protection device for a port tractor to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned object, the present invention provides the following technical solution: a cab protection device for a port tractor, comprising two sets of columns, the bottoms of the columns being provided with mounting members, the tops of the two columns being provided with cross beams, and two compression beams being provided between the two cross beams;

[0006] Two groups of locking parts for fixing the compression beam are installed on the top of the beam, and reinforcement parts are installed between the two columns and near the bottom. Each group of columns includes two. The columns and the beam are installed and fixed by multiple bolts. The mounting parts are located at the bottom of the columns and fixed by welding.

[0007] Preferably: the locking component includes a fixing bar installed on the inner side of the beam, two fixing blocks are installed on the top of the fixing bar, a movable cavity is opened on the inner side of the fixing block, movable grooves are opened on both sides of the movable cavity, a screw is installed on the inner side of the movable cavity, a pushing block is sleeved on the outer side of the screw, the screw is rotatably connected to the movable cavity, the screw passes through the pushing block and is threadedly connected to the pushing block, and the pushing block is slidably connected to the movable cavity.

[0008] Preferably: the locking member also includes a sliding plate slidably connected to the movable groove, a driven rod is connected to one side of the sliding plate, and a locking rod is connected to the other side of the sliding plate. A fixed through hole is provided on the top of the pressure-resistant beam, and locking grooves are respectively provided on both sides of the fixed through hole. A spring is installed on the outside of the locking rod and on one side of the sliding plate, and both ends of the spring are fixedly connected to the movable groove and the sliding plate respectively.

[0009] Preferably: the reinforcement includes a fixing plate installed on the inner side of the column and near the bottom, a support plate is installed on one side of the fixing plate, a reinforcement beam is installed between the two columns, the fixing plate and the column are installed by bolts, the fixing plate and the support plate are installed by bolts, and the support plate is installed with the reinforcement beam by bolts.

[0010] Preferably, an installation cavity is provided inside the compression beam, and a plurality of evenly arranged compression frames are installed inside the installation cavity.

[0011] Preferably, two reinforcing ribs are installed on the other side of the crossbeam, and the reinforcing ribs are fixedly connected to the columns.

[0012] Preferably, guide rods are installed on the top of the pushing block and on both sides of the screw rod, and the guide rods are slidably connected to the fixed block.

[0013] Compared with the prior art, the beneficial effects of the present invention are:

[0014] 1. In the present invention, by setting columns, cross beams and pressure beams, the two columns can support the cross beams, and the two cross beams can install and fix the two pressure beams, so that the pressure beams can provide pressure and anti-collision protection for the top of the cab, avoiding damage to the top of the cab caused by the impact of falling objects from high altitude, and the pressure beams can be easily replaced and installed using locking parts.

[0015] 2. In the utility model, a fixing bar, a fixing block, a screw, a sliding plate, a spring and a locking rod are provided. The cross section of the pushing block is cylindrical, and the cross section of the bottom end of the pushing block is conical. The spring in the movable groove can squeeze and push the sliding plate, so that the sliding plate drives the locking rod to disengage from the locking groove, and the sliding plate drives the driven rod to enter the movable cavity. The screw can be used to drive the pushing block to slide up and down in the movable cavity, so that the pushing block squeezes and pushes the driven rod, and then the driven rod squeezes the locking rod through the sliding plate, so that the locking rod is inserted into the locking groove to lock and fix the anti-pressure beam, thereby improving the stability and convenience of installing and replacing the anti-pressure beam.

[0016] 3. In the present invention, a fixing plate, a supporting plate and a reinforcing beam are provided. The cross section of the fixing plate is U-shaped, the cross section of the supporting plate is L-shaped, the fixing plate and the supporting plate are vertically arranged and fixedly connected, and the fixing plate supports the reinforcing beam through the supporting plate, so that the reinforcing beam strengthens the stability of the fixation of the two columns. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 Schematic diagram of the overall structure of the utility model Figure 1 ;

[0018] Figure 2 Schematic diagram of the overall structure of the utility model Figure 2 ;

[0019] Figure 3 It is a left-side cutaway perspective view of the overall structure of the utility model;

[0020] Figure 4 It is a front cutaway perspective view of the overall structure of the utility model;

[0021] Figure 5 The overall structure of the utility model Figure 4 Enlarged view of point A in the middle;

[0022] Figure 6 The overall structure of the utility model Figure 4 Enlarged view of point B in the middle;

[0023] Figure 7 It is a structural schematic diagram of the fixed plate, support plate and reinforcement beam in the overall structure of the utility model.

[0024] In the figure: 1. column; 2. crossbeam; 3. compression beam; 4. fixing bar; 5. fixing block; 6. movable cavity; 7. movable groove; 8. screw; 9. push block; 10. sliding plate; 11. driven rod; 12. locking rod; 13. fixing through hole; 14. locking groove; 15. fixing plate; 16. support plate; 17. reinforcement beam; 18. installation cavity; 19. compression frame; 20. reinforcement rib; 21. guide rod; 121. spring. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0026] See also Figures 1 to 7In an embodiment of the utility model, a cab protection device for a port tractor includes two groups of columns 1, a mounting piece is installed at the bottom of the column 1, a cross beam 2 is installed on the top of the two columns 1, two compression beams 3 are installed between the two cross beams 2, two groups of locking pieces for fixing the compression beams 3 are installed on the top of the cross beam 2, a reinforcement piece is installed between the two columns 1 and near the bottom, each group of columns 1 includes two, the columns 1 and the cross beam 2 are installed and fixed by multiple bolts, and the mounting piece is located at the bottom of the column 1 and fixed by welding.

[0027] When in use, the two columns 1 can support the cross beam 2, and the two cross beams 2 can install and fix the two compression beams 3, so that the compression beams 3 can provide compression and anti-collision protection for the top of the cab, avoiding damage to the top of the cab caused by the impact of falling objects from high altitude. The compression beams 3 can be easily replaced and installed using the locking parts.

[0028] In one embodiment, specifically, the lock component includes a fixing bar 4 installed on the inner side of the beam 2, two fixing blocks 5 are installed on the top of the fixing bar 4, a movable cavity 6 is opened inside the fixing block 5, and movable grooves 7 are opened on both sides of the movable cavity 6. A screw 8 is installed inside the movable cavity 6, and a push block 9 is set on the outside of the screw 8. The lock component also includes a sliding plate 10 slidably connected to the movable groove 7, a driven rod 11 is connected to one side of the sliding plate 10, and a locking rod 12 is connected to the other side of the sliding plate 10. A fixing through hole 13 is opened on the top of the compression beam 3, and a fixing through hole 13 is opened. A locking groove 14 is respectively provided on both sides of the hole 13, a spring 121 is installed on the outside of the locking rod 12 and on one side of the sliding plate 10, two reinforcing ribs 20 are installed on the other side of the beam 2, the reinforcing rib 20 is fixedly connected to the column 1, a guide rod 21 is respectively installed on the top of the pushing block 9 and on both sides of the screw 8, the guide rod 21 is slidingly connected to the fixed block 5, the two ends of the spring 121 are respectively fixedly connected to the movable groove 7 and the sliding plate 10, the screw 8 is rotatably connected to the movable cavity 6, the screw 8 passes through the pushing block 9 and is screwed to it, and the pushing block 9 is slidingly connected to the movable cavity 6.

[0029] The spring 121 in the movable groove 7 can squeeze and push the sliding plate 10, so that the sliding plate 10 drives the locking rod 12 to disengage the locking groove 14, and the sliding plate 10 drives the driven rod 11 to enter the movable cavity 6. The screw 8 can drive the pushing block 9 to slide up and down in the movable cavity 6. The two guide rods 21 can guide and limit the pushing block 9 to prevent the pushing block 9 from deviating, so that the pushing block 9 squeezes and pushes the driven rod 11, and then the driven rod 11 squeezes the locking rod 12 through the sliding plate 10, so that the locking rod 12 is inserted into the locking groove 14 to lock and fix the pressure beam 3. The reinforcing rib 20 on the other side of the beam 2 can support the pressure beam 3, increase the contact area and compressive strength of the beam 2 supporting the pressure beam 3, and improve the stability and convenience of installing and replacing the pressure beam 3.

[0030] Furthermore, the reinforcement includes a fixing plate 15 installed on the inner side of the column 1 and near the bottom, a support plate 16 is installed on one side of the fixing plate 15, a reinforcing beam 17 is installed between the two columns 1, the fixing plate 15 and the column 1 are installed by bolts, the fixing plate 15 and the support plate 16 are installed by bolts, and the support plate 16 is installed with the reinforcing beam 17 by bolts.

[0031] In one embodiment, specifically, the cross-section of the fixing plate 15 is U-shaped, the cross-section of the supporting plate 16 is L-shaped, the fixing plate 15 and the supporting plate 16 are vertically arranged and fixedly connected, and the fixing plate 15 supports the reinforcing beam 17 through the supporting plate 16, so that the reinforcing beam 17 strengthens the stability of the fixation of the two columns 1.

[0032] Among them, an installation cavity 18 is opened on the inner side of the pressure-resistant beam 3, and a plurality of evenly arranged pressure-resistant frames 19 are installed on the inner side of the installation cavity 18. The plurality of pressure-resistant frames 19 in the installation cavity 18 can support the installation cavity 18. The installation cavity 18 in the pressure-resistant beam 3 can increase the impact and compressive strength of the pressure-resistant beam 3, and improve the effect of the pressure-resistant beam 3 in protecting the cab from falling and impact.

[0033] The working principle of this utility model:

[0034] First, place the compression beam 3 on the fixing block 5 at the top of the cross beam 2, then embed the fixing block 5 into the fixing through hole 13, and then rotate the screw 8. At this time, the screw 8 drives the pushing block 9 to slide downward in the movable cavity 6, and at the same time, the pushing block 9 drives the guide rod 21 to slide in the movable cavity 6. Then the pushing block 9 squeezes and pushes the driven rod 11, and then the driven rod 11 squeezes the locking rod 12 through the sliding plate 10, and at the same time, the sliding plate 10 squeezes the spring 121. At this time, the locking rod 12 is inserted into the locking groove 14 to lock and fix the compression beam 3. At the same time, the reinforcement rib 20 on the other side of the cross beam 2 supports the compression beam 3. The compression beam 3 and the cross beam 2 can be used to protect the top of the cab from impact. At the same time, the two columns 1 and the reinforcement beam 17 protect both sides of the cab from impact, thereby preventing the cab from being damaged by impact or causing injury to the driver.

[0035] The above are only preferred specific implementation methods of the present invention, but the protection scope of the present invention is not limited to them. Any technician familiar with the technical field can make equivalent replacements or changes based on the technical solution and utility model concept of the present invention within the technical scope disclosed by the present invention, and they should be covered by the protection scope of the present invention.

Claims

1. A cab protection device for a port tractor, comprising two sets of columns (1), characterized in that: A mounting piece is installed at the bottom of the column (1), a crossbeam (2) is installed on the top of the two columns (1), and two compression beams (3) are installed between the two crossbeams (2); Two groups of locking parts for fixing the compression beam (3) are installed on the top of the crossbeam (2), and a reinforcement part is installed between the two columns (1) and near the bottom. Each group of columns (1) includes two. The columns (1) and the crossbeam (2) are installed and fixed by multiple bolts. The installation parts are located at the bottom of the columns (1) and fixed by welding.

2. The cab protection device for a harbor tractor according to claim 1, characterized in that: The locking component comprises a fixing bar (4) installed on the inner side of the crossbeam (2), two fixing blocks (5) are installed on the top of the fixing bar (4), a movable cavity (6) is provided on the inner side of the fixing block (5), movable grooves (7) are provided on both sides of the movable cavity (6), a screw rod (8) is installed on the inner side of the movable cavity (6), a pushing block (9) is sleeved on the outer side of the screw rod (8), the screw rod (8) is rotatably connected to the movable cavity (6), the screw rod (8) passes through the pushing block (9) and is screwed to it, and the pushing block (9) is slidably connected to the movable cavity (6).

3. The cab protection device for a harbor tractor according to claim 2, characterized in that: The locking member further comprises a sliding plate (10) slidably connected to the movable groove (7), one side of the sliding plate (10) is connected to a driven rod (11), and the other side of the sliding plate (10) is connected to a locking rod (12), a fixing through hole (13) is provided on the top of the anti-compression beam (3), and locking grooves (14) are respectively provided on both sides of the fixing through hole (13), a spring (121) is installed on the outside of the locking rod (12) and on one side of the sliding plate (10), and the two ends of the spring (121) are respectively fixedly connected to the movable groove (7) and the sliding plate (10).

4. The cab protection device for a harbor tractor according to claim 2, characterized in that: The reinforcement member comprises a fixing plate (15) installed on the inner side of the column (1) and close to the bottom, a support plate (16) is installed on one side of the fixing plate (15), a reinforcement beam (17) is installed between the two columns (1), the fixing plate (15) and the column (1) are installed by bolts, the fixing plate (15) and the support plate (16) are installed by bolts, and the support plate (16) is installed by bolts with the reinforcement beam (17).

5. The cab protection device for a harbor tractor according to claim 2, characterized in that: An installation cavity (18) is provided inside the compression beam (3), and a plurality of evenly arranged compression frames (19) are installed inside the installation cavity (18).

6. The cab protection device for a harbor tractor according to claim 2, characterized in that: Two reinforcing ribs (20) are installed on the other side of the crossbeam (2), and the reinforcing ribs (20) are fixedly connected to the column (1).

7. The cab protection device for a harbor tractor according to claim 3, characterized in that: Guide rods (21) are respectively installed on the top of the pushing block (9) and on both sides of the screw rod (8), and the guide rods (21) are slidably connected to the fixed block (5).

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