CN218750557U - Rear axle overturning pedal of fire truck - Google Patents

Abstract

The utility model discloses a rear axle upset footboard of fire engine relates to fire engine footboard technical field. Including the side bounding wall, the side of side bounding wall is fixed with two fixed blocks, and the top of two fixed blocks is fixed with the horizontal piece, and the side of two fixed blocks all is fixed with the fixed column, and swing joint has the air spring on the axis body of fixed column, and the flexible end fixing of air spring has U type piece, and the front of two fixed blocks all is fixed with L type piece, and swing joint has the pivot between the L type piece. The utility model discloses be provided with air spring, pivot, stop gear and footboard, when needs use rear axle upset footboard, the fire fighter upwards carries the lift fixed plate, makes to insert the axle and break away from with spacing hole, with the hand pulling footboard to realize the footboard and overturn round the pivot under the atmospheric pressure effect of air spring, offset until footboard and L type supporting shoe, thereby realize the spacing of footboard horizontal direction, the device set up and guaranteed that the fire engine has good cross-country trafficability characteristic and footboard and accomodate the function.

Description

Rear axle overturning pedal of fire truck

Technical Field

The utility model relates to a fire engine footboard technical field specifically is a rear axle upset footboard of fire engine.

Background

At present, the rear axle superstructure of the fire engine (for example, rescue fire engine, chemical accident rescue fire engine, etc.) that adopts two bridge chassis is a fixed fender, and the position is higher, generally need use the upset footboard supplementary, when the upset footboard overturns downwards and opens, the fire fighter steps on and carries out the carriage on the footboard to make things convenient for the fire fighter to take out fire-fighting equipment in the carriage of the quick follow side.

When the upset footboard upwards overturns and closes, have good cross-country trafficability characteristic in order to guarantee the fire engine, need accomodate the upset footboard, consequently in order to satisfy above-mentioned demand, generally need set up the upset motion that complicated drive structure could realize the upset footboard on the current fire engine, lead to manufacturing cost higher, for this reason, the rear axle upset footboard that has proposed a fire engine solves above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rear axle upset footboard of fire engine to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a rear axle upset footboard of fire engine, including the side bounding wall, the side of side bounding wall is fixed with two fixed blocks, the top of two fixed blocks is fixed with the crosspiece, the side of two fixed blocks all is fixed with the fixed column, swing joint has the air spring on the axis body of fixed column, the flexible end fixing of air spring has U type piece, the front of two fixed blocks all is fixed with L type piece, swing joint has the pivot between the L type piece, be fixed with the connecting axle between the plate body of U type piece, swing joint has the hinge bar on the axis body of connecting axle, the other end and the pivot of hinge bar are fixed mutually, be fixed with the footboard on the axis body of pivot, the top of crosspiece is provided with stop gear.

Preferably, two L-shaped supporting blocks are fixed at the bottom of the side surface of the side enclosing plate, and the end surfaces of the vertical plate bodies of the L-shaped supporting blocks are in contact with the bottom end of the pedal.

Preferably, the top of the pedal is provided with a non-slip mat.

Preferably, a plurality of dovetail grooves are formed in the top end of the pedal, a plurality of dovetail blocks are integrally formed at the bottom end of the non-slip mat, the dovetail blocks are matched with the dovetail grooves, and anti-slip convex lines are formed at the top of the non-slip mat.

Preferably, the non-slip mat is a rubber mat.

Preferably, the limiting mechanism comprises limiting holes formed in the transverse block and the pedal, an inserting shaft is movably inserted into the limiting hole of the transverse block, a fixing plate is fixed at the top end of the inserting shaft, and a plurality of springs are fixed between the fixing plate and the transverse block.

Compared with the prior art, the beneficial effects of the utility model are that:

this rear axle upset footboard of fire engine, be provided with the air spring, the apparatus further comprises a rotating shaft, stop gear and footboard, when rear axle upset footboard needs to be used, the fire fighter upwards carries the fixed plate, make and insert the axle and break away from with spacing hole, with the hand pulling footboard, and realize the footboard and overturn round the pivot under the atmospheric pressure effect of air spring, offset until footboard and L type supporting shoe, thereby realize the spacing of footboard horizontal direction, the device set up and guaranteed that the fire engine has good cross-country trafficability characteristic and footboard and accomodate the function, consequently compare the drive structure complicated in prior art, foretell upset footboard device is obvious simple structure, thereby can reach reduction in production cost's purpose.

Drawings

Fig. 1 is a left side axial view of the present invention;

fig. 2 is a right side axial view of the present invention;

fig. 3 is a bottom view of the present invention.

In the figure: 1. side coaming plates; 201. a fixed block; 202. a transverse block; 3. fixing a column; 4. a gas spring; 5. a U-shaped block; 6. an L-shaped block; 7. a hinged lever; 8. a rotating shaft; 9. a pedal; 10. an L-shaped support block; 11. a non-slip mat; 12. a limiting mechanism; 1201. a limiting hole; 1202. a fixing plate; 1203. inserting a shaft; 1204. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

It should be noted that, in the description of the present invention, the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of description and simplification of the description, and do not indicate or imply that the device or element 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 invention.

Further, it will be appreciated that the dimensions of the various elements shown in the figures are not drawn to scale, for ease of description, and that the thickness or width of some layers may be exaggerated relative to other layers, for example.

It should be noted that like reference numerals and letters refer to like items in the following figures, and thus, once an item is defined or illustrated in one figure, it will not need to be further discussed or illustrated in detail in the description of the following figure.

As shown in fig. 1-3, the utility model provides a technical solution: the utility model provides a rear axle upset footboard of fire engine, including side bounding wall 1, it needs to know, side bounding wall 1 is located the side of fire engine rear axle, side bounding wall 1 is fixed with two fixed blocks 201, top at two fixed blocks 201 is fixed with horizontal piece 202, for convenient manufacturing, in this scheme, fixed block 201 and horizontal piece 202 are preferred integrated into one piece, side at two fixed blocks 201 all is fixed with fixed column 3, swing joint has air spring 4 on the axis body of fixed column 3, flexible end portion at air spring 4 is fixed with U type piece 5, front bottom at two fixed blocks 201 all is fixed with L type piece 6, and swing joint has pivot 8 between L type piece 6, be fixed with the connecting axle between the plate body of U type piece 5, swing joint has articulated pole 7 on the axis body of connecting axle, the other end and pivot 8 of articulated pole 7 are fixed mutually, be fixed with footboard 9 on pivot 8's the axis body, footboard 9 is preferably made of aluminium system material that the anticorrosive nature is stronger, and still be provided with stop gear 12 at the top of horizontal piece 202.

In order to limit the pedal 9 in the horizontal direction, as shown in fig. 1, two L-shaped support blocks 10 are fixed to the bottom of the side surface of the side wall 1, and the end surfaces of the vertical plates of the L-shaped support blocks 10 contact with the bottom end of the pedal 9, it can be known that the L-shaped support blocks 10 limit the pedal 9, so that the pedal 9 and the fixed block 201 are kept vertical.

In order to avoid the sliding of the foot sole and the pedal 9 when the fire fighter steps on the pedal 9, the practicability of the device is further increased, in the embodiment, the anti-slip mat 11 is arranged at the top of the pedal 9.

For the convenience is installed footboard 9, the convenience is in time changed footboard 9 after wearing and tearing, avoids whole change footboard 9, further reduction use cost, as shown in fig. 2, in this scheme, two dovetail grooves have been seted up on the top of footboard 9, the bottom integrated into one piece of slipmat 11 has two dovetail blocks to dovetail block and dovetail groove looks adaptation are formed with the anti-skidding burr at slipmat 11's top, it is known that slipmat 11 is the rubber pad.

When the installation is carried out, the dovetail blocks of the antiskid mats 11 are transversely aligned to the dovetail grooves, and then the antiskid mats 11 are transversely inserted into the dovetail grooves.

In order to accommodate the pedal 9 and improve the cross-country passing performance of the fire engine, as shown in fig. 2, the limiting mechanism 12 includes limiting holes 1201 formed in the cross block 202 and the pedal 9, an insertion shaft 1203 is movably inserted into the limiting hole 1201 of the cross block 202, a fixing plate 1202 is fixed to the top end of the insertion shaft 1203, and two springs 1204 are fixed between the fixing plate 1202 and the cross block 202, it can be known that, in an initial state, the insertion shaft 1203 is inserted into the limiting hole 1201 of the pedal 9 under the elastic force of the springs 1204, so that the pedal 9 is fixed.

When rear axle upset footboard 9 need be used, the fire fighter upwards lifts and pulls fixed plate 1202, makes the spacing hole 1201 on inserting axle 1203 and the footboard 9 break away from, then with hand pulling footboard 9 to realize under the atmospheric pressure effect of air spring 4 that footboard 9 slowly overturns around pivot 8, offsets until footboard 9 and L type supporting shoe 10, realizes the spacing of footboard 9 horizontal direction, and the fire fighter can step on footboard 9 this moment, then enters into the carriage of rear axle side and takes the fire control apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a rear axle upset footboard of fire engine, includes side wall board (1), its characterized in that: the side of side bounding wall (1) is fixed with two fixed blocks (201), the top of two fixed blocks (201) is fixed with crosspiece (202), the side of two fixed blocks (201) all is fixed with fixed column (3), swing joint has air spring (4) on the axis body of fixed column (3), the flexible end fixing of air spring (4) has U type piece (5), the front of two fixed blocks (201) all is fixed with L type piece (6), swing joint has pivot (8) between L type piece (6), be fixed with the connecting axle between the plate body of U type piece (5), swing joint has hinge bar (7) on the axis body of connecting axle, the other end and pivot (8) of hinge bar (7) are fixed mutually, be fixed with footboard (9) on the axis body of pivot (8), the top of crosspiece (202) is provided with stop gear (12).

2. The rear axle tilt pedal of the fire engine as claimed in claim 1, wherein: two L-shaped supporting blocks (10) are fixed at the bottom of the side face of the side enclosing plate (1), and the end faces of the vertical plate bodies of the L-shaped supporting blocks (10) are in contact with the bottom end of the pedal (9).

3. The rear axle tilt pedal of the fire engine as claimed in claim 1, wherein: the top of the pedal (9) is provided with an anti-skid pad (11).

4. The rear axle tilt pedal of the fire engine as claimed in claim 3, wherein: a plurality of dovetail grooves are formed in the top end of the pedal (9), a plurality of dovetail blocks are integrally formed at the bottom end of the non-slip mat (11), the dovetail blocks are matched with the dovetail grooves, and anti-slip convex lines are formed at the top of the non-slip mat (11).

5. The rear axle tilt pedal of the fire engine as claimed in claim 3, wherein: the anti-skid pad (11) is a rubber pad.

6. The rear axle tilt pedal of the fire engine as claimed in claim 1, wherein: the limiting mechanism (12) comprises limiting holes (1201) formed in the transverse block (202) and the pedal (9), inserting shafts (1203) are movably inserted into the limiting holes (1201) of the transverse block (202), fixing plates (1202) are fixed at the top ends of the inserting shafts (1203), and a plurality of springs (1204) are fixed between the fixing plates (1202) and the transverse block (202).

Images