CN216636335U - Cat ladder is got and is put device, cat ladder subassembly and operation machinery - Google Patents

Abstract

The utility model relates to the field of auxiliary structures of operation machinery, in particular to a ladder stand taking and placing device, a ladder stand assembly and operation machinery. The ladder stand taking and placing device comprises: a mounting beam for mounting to the bottom of an equipment box of a work machine; the connecting frame is connected with the mounting beam; and the limiting beam is connected with the connecting frame and is positioned below the mounting beam, wherein the limiting beam is used for bearing the crawling ladder of the working machine, and the mounting beam, the connecting frame and the limiting beam enclose a containing space for containing the crawling ladder together. In the ladder stand taking and placing device provided by the utility model, the mounting beam, the connecting frame and the limiting beam can jointly enclose a containing space for containing the ladder stand, when the ladder stand taking and placing device is used, the ladder stand can be conveniently stored in the ladder stand taking and placing device and supported on the limiting beam, and meanwhile, the ladder stand can be quickly taken out by the ladder stand taking and placing device, so that the whole operation time is saved. In addition, the ladder stand taking and placing device is arranged at the bottom of the equipment box of the operation machine through the mounting beam, so that the space at the bottom of the equipment box can be effectively utilized.

Description

Cat ladder is got and is put device, cat ladder subassembly and operation machinery

Technical Field

The utility model relates to the field of auxiliary structures of operation machinery, in particular to a ladder stand taking and placing device, a ladder stand assembly and operation machinery.

Background

In present operation machinery, for example to the fire engine, the cat ladder for fire engine equipment box has functions such as climbing equipment box, the fire-fighting equipment of taking, and fire engine for general city main website, its equipment box height is not high, need not the climbing of independent design cat ladder. In recent years, along with the more and more products of elevating the injection fire engine, a lot of elevating type fire engines are furnished with the landing leg and support, prop up the back, and the equipment case is high, and the fire-fighting equipment of ordinary personnel taking becomes very inconvenient.

At present, most ladder stands for fire engine equipment boxes all use telescopic folding ladders or equipment box pedals. When the telescopic folding ladder is used, the structure is complex, the development cost is high, and the limitation on the installation condition is more; when the equipment box pedal is used, the pedal is generally applicable to the condition that the height of the equipment box is not high, and the use requirement is difficult to be completely met for the fire fighting truck which can be supported by the supporting legs or has a higher height of the equipment box. In addition, no matter what kind of ladder structure is used, no convenient access mode exists at present, and a large space can be occupied.

SUMMERY OF THE UTILITY MODEL

The utility model provides a ladder stand taking and placing device, a ladder stand assembly and an operating machine, which are used for solving the defects that an equipment box ladder stand in the prior art cannot be conveniently taken and placed and occupies a large space.

The utility model provides a ladder stand taking and placing device in a first aspect, which comprises: a mounting beam for mounting to a bottom of an equipment box of a work machine; the connecting frame is connected with the mounting beam; the limiting beam is connected with the connecting frame and located below the mounting beam, the limiting beam is used for supporting the crawling ladder of the working machine, and the mounting beam, the connecting frame and the limiting beam jointly enclose a containing space for containing the crawling ladder.

According to the ladder stand taking and placing device provided by the utility model, the limiting beam comprises a bottom wall and a pair of first side walls which are connected with the bottom wall and are separated from each other, wherein the bottom wall and the pair of first side walls jointly enclose a space for accommodating and supporting the pedal of the ladder stand.

According to the ladder stand taking and placing device provided by the utility model, the two opposite end parts of each first side wall are respectively provided with a groove, wherein the grooves are used for accommodating and supporting the side plates of the ladder stand.

According to the ladder stand taking and placing device provided by the utility model, a plurality of mounting holes for allowing fasteners to pass through are formed in the mounting beam, wherein the fasteners are used for mounting the mounting beam to the bottom of the equipment box.

According to the ladder stand taking and placing device provided by the utility model, the mounting beam comprises a top wall and a pair of second side walls which are connected with the top wall and are separated from each other, wherein the mounting hole is formed on the top wall.

According to the ladder stand taking and placing device provided by the utility model, the ladder stand taking and placing device further comprises an end limiting assembly, wherein the end limiting assembly comprises: the mounting plate is connected with the end part of the limiting beam and is opposite to the connecting frame; and the fastening piece is connected with the mounting plate, wherein the fastening piece is mutually fastened with the outer side surface of the side plate of the ladder stand in a state that the ladder stand is accommodated in the accommodating space.

According to the ladder stand taking and placing device provided by the utility model, the mounting plate is movably arranged at the end part of the limiting beam along the length direction of the limiting beam.

In a second aspect the utility model provides a ladder stand assembly comprising a ladder stand and a plurality of ladder stand pick and place devices as described above, wherein the ladder stand is releasably supported on the ladder stand pick and place devices.

According to the ladder stand assembly provided by the utility model, the ladder stand assembly further comprises a pair of ladder stand taking and placing devices, wherein the pair of ladder stand taking and placing devices are arranged at intervals.

The utility model provides a working machine, which comprises a machine body, an equipment box and the ladder stand taking and placing device or the ladder stand assembly, wherein the equipment box is arranged on the machine body, and the ladder stand taking and placing device is arranged at the bottom of the equipment box.

In the ladder stand taking and placing device provided by the utility model, the mounting beam, the connecting frame and the limiting beam can jointly enclose a containing space for containing the ladder stand, when the ladder stand taking and placing device is used, the ladder stand can be conveniently stored in the ladder stand taking and placing device and supported on the limiting beam, and meanwhile, the ladder stand can be quickly taken out by the ladder stand taking and placing device, so that the whole operation time is saved. In addition, the ladder stand taking and placing device is arranged at the bottom of the equipment box of the operation machine through the mounting beam, so that the space at the bottom of the equipment box can be effectively utilized.

Further, the ladder assembly and the working machine provided by the present invention have the same advantages as described above because the ladder pick-and-place device described above is provided.

Drawings

In order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a perspective view of a ladder stand pick-and-place device provided by the utility model;

figure 2 is a perspective view of a ladder pick and place device provided by the present invention when used in a ladder assembly;

FIG. 3 is a partial perspective view of the ladder assembly provided by the present disclosure as applied to a work machine;

reference numerals:

100: the ladder stand taking and placing device; 102: mounting a beam; 104: a connecting frame;

106: a limiting beam; 108: a bottom wall; 110: a first side wall;

112: a groove; 114: mounting holes; 116: a top wall;

118: a second side wall; 120: an end limiting assembly; 122: mounting a plate;

124: a fastener; 200: a ladder assembly; 202: climbing a ladder;

204: a pedal; 206: a side plate; 300: a working machine;

302: a body; 304: an equipment box.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.

In the description of the embodiments of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the embodiments of the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. Specific meanings of the above terms in the embodiments of the present invention can be understood in specific cases by those of ordinary skill in the art.

In embodiments of the utility model, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of an embodiment of the utility model. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Referring now to fig. 1-3, embodiments of the present invention will be described. It should be understood that the following description is only exemplary embodiments of the present invention and does not constitute any particular limitation of the present invention.

As shown in fig. 1 to 3, a first aspect of the embodiment of the present invention provides a ladder climbing pick and place device 100. The ladder climbing pick and place device 100 may generally include a mounting beam 102, a connecting bracket 104, and a restraint beam 106.

Specifically, as shown in fig. 1-3, the mounting beam 102 may be mounted to the bottom of an equipment box 304 of the work machine 300 in actual use. Further, the attachment frame 104 may be coupled to the mounting beam 102, and the restraint beam 106 may be coupled to the attachment frame 104 and positioned below the mounting beam 102 to form the structure shown in fig. 1. During use, the restraint beam 106 may be used to support the ladder 202 of the work machine 300, and the mounting beam 102, the attachment frame 104, and the restraint beam 106 as described above may together enclose a receiving space that receives the ladder 202, as shown in fig. 1 and 2.

As can be seen from the above description, in the ladder stand taking and placing device 100 provided in the embodiment of the present invention, the mounting beam 102, the connecting frame 104 and the limiting beam 106 may together define a receiving space for receiving the ladder stand 202, and when the ladder stand taking and placing device 100 is used, the ladder stand 202 may be conveniently stored in the ladder stand taking and placing device 100 and supported on the limiting beam 106, and may be quickly taken out by the ladder stand taking and placing device 100, so as to save the overall operation time. Further, by mounting the ladder climbing device 100 on the bottom of the equipment box 304 of the work machine 300 by the mounting beam 102, the space at the bottom of the equipment box 304 can be effectively used.

In an alternative embodiment of the present invention, the mounting beam 102 and the connecting frame 104 and the position limiting beam 106 may be connected to each other by fasteners to form the structure shown in fig. 1. It should be understood, of course, that the connection described above is only an exemplary embodiment of the present invention and does not limit the present invention in any way. In other alternative embodiments, the above-described components may be interconnected by welding or by an integral molding process.

With further reference to fig. 1, in an embodiment of the utility model, for the restraint beam 106, the restraint beam 106 may include a bottom wall 108 and a pair of first side walls 110. Specifically, a pair of first side walls 110 may meet the bottom wall 108 and be spaced apart from one another. In this embodiment, the bottom wall 108 and the pair of first side walls 110 as described above may together enclose a space for accommodating and supporting the step 204 of the ladder 202 during practical use, as shown in fig. 2. In this manner, when the ladder 202 is stored in the ladder access device 100, the bottom wall 108 of the stopper beam 106 and the pair of first side walls 110 can restrict the step 204 of the ladder 202, thereby restricting the ladder 202 in the longitudinal direction and firmly holding the ladder 202.

Referring further to fig. 1 in conjunction with fig. 2, in one embodiment of the present invention, opposite end regions of the first sidewall 110 of each of the restraint beams 106 may be formed with grooves 112, respectively. During use, the recess 112 may be used to receive and hold the side panels 206 of the ladder 202. In this manner, when the ladder 202 is stored in the ladder access device 100, the recess 112 in the first side wall 110 may limit the side panel 206 of the ladder 202, thereby limiting the ladder 202 in the transverse direction and more securely holding the ladder 202.

With continued reference to fig. 1 in conjunction with fig. 2 and 3, in an embodiment of the present invention, for the mounting beam 102, a plurality of mounting holes 114 may be formed in the mounting beam 102 for fasteners (not shown) to pass through, and fasteners as described above may pass through the mounting holes 114 to mount the mounting beam 102 to the bottom of the equipment rack 304.

Specifically, as shown in fig. 1, the mounting beam 102 may include a top wall 116 and a pair of second side walls 118 that meet the top wall 116 and are spaced apart from one another. Further, mounting holes 114 as described above may be formed in the top wall 116 to form the structure shown. During actual use, the mounting beam 102 may on the one hand serve as a connection to mount the ladder access device 100 in the lower part of the equipment box 304, as shown in fig. 3; on the other hand, the mounting beam 102 may also limit the ladder 202 from above the ladder 202, as shown in fig. 2, to ensure that the ladder 202 does not jump during travel of the work machine.

With further reference to fig. 2, in an alternative embodiment of the present invention, the ladder access device 100 may further include an end stop assembly 120. Specifically, the end stop assembly 120 may include a mounting plate 122 and a snap 124. Specifically, the mounting plate 122 may be attached to an end of the restraint beam 106 and disposed opposite the attachment frame 104. In an alternative embodiment, the mounting plate 122 may be provided in an L-shaped plate configuration. Further, the snap member 124 may be attached to the mounting plate 122, i.e., one portion of the L-shaped plate member structure is attached to the end of the position limiting beam 106 and the other portion is attached to the snap member 124.

During actual use, when the ladder 202 is accommodated in the accommodation space as described above, as shown in fig. 2, the snap fastener 124 may be engaged with the outer side surface of the side plate 206 of the ladder 202. Specifically, in an alternative embodiment, a hook (not shown) may be provided on the outside of the side panel 206 of the ladder 202 that mates with the fastener 124, and when it is desired to store the ladder 202 in the ladder access device 100, the operator may first turn the fastener 124 to provide storage space for storage of the ladder 202. The ladder 202 is then placed into the receiving space and held on the restraint beam 106. At this time, the operator may rotate the snap member 124 again to be snapped to the snap on the side panel 206 of the ladder 202, thereby storing the ladder 202. When it is desired to use the ladder 202, the reverse operation is only required.

In the embodiment described above, by adding the end stop assembly 120, the ladder 202 can be pressed into the ladder pick and place device 100 during transport of the ladder 202 stored in the ladder pick and place device 100 to prevent the ladder 202 from jumping during transport and thereby securely hold the ladder 202.

It should be noted that the specific configuration of the end stop assembly 120 as described above is merely exemplary, and the present invention is not limited to a particular embodiment or embodiments. It is sufficient that the ladder 202 be held securely on the ladder pick and place device 100 by the end stop assembly 120. For example, the side plate 206 of the ladder 202 may not be provided with a hook, and it is also possible to apply the hook to the outer surface of the side plate 206 of the ladder 202 by engaging and overlapping the hook 124 with each other.

Further, in an alternative embodiment of the present invention, the mounting plate 122 as described above may be movably disposed at the end of the restraint beam 106 along the length of the restraint beam 106. In this embodiment, the end stop assembly 120 may be made to accommodate ladders 202 of different widths by providing the mounting plate 122 in a movable manner. For example, the mounting plate 122 may be provided with a kidney-shaped hole and connected to the stopper beam 106 by a fastener, thereby performing the moving function as described above.

In summary, in the ladder stand pick-and-place device 100 according to the embodiment of the present invention, when in use, the ladder stand 202 can be conveniently stored in the ladder stand pick-and-place device 100 and supported on the limiting beam 106, and can be quickly taken out by the ladder stand pick-and-place device 100, so as to save the overall operation time. Further, the ladder stand pick-and-place device 100 is mounted on the bottom of the equipment box 304 of the work machine 300 by the mounting beam 102, and the space at the bottom of the equipment box can be effectively used.

In addition, the ladder stand taking and placing device 100 provided by the embodiment of the utility model can limit the translational freedom degree in the longitudinal direction and the transverse direction through the limiting beam 106, the height direction can be limited through the mounting beam 102, the quick fastening can be realized through the end limiting component 120, and the quick taking and placing and reliable limiting of the ladder stand 202 can be realized.

In addition, the embodiment of the utility model also provides a ladder stand assembly 200. Specifically, as shown in fig. 2, the ladder assembly 200 may include a ladder 202 and a plurality of ladder pick and place devices 100 as described above. The ladder 202 may be removably held on the ladder pick and place device 100 during actual use. For example, on a stop beam 106 in the ladder pick-and-place device 100.

Further, in an alternative embodiment, as shown in figure 2, the ladder assembly 200 may further comprise a pair of ladder access devices 100 as described above, and the pair of ladder access devices 100 may be spaced apart from one another to achieve a secure supporting ladder 202. It should be understood, of course, that the number of ladder access devices 100 used is not intended to limit the utility model in any way.

As further shown in fig. 3, an embodiment of the present disclosure also provides a work machine 300. Specifically, the work machine 300 may include a fuselage 302, an equipment box 304, and a ladder climbing access device 100 as described above or a ladder climbing assembly 200 as described above. During actual assembly, the equipment bin 304 may be disposed on the fuselage 302 and the ladder access device 100 may be disposed at the bottom of the equipment bin 304.

The ladder assembly 200 and the work machine 300 according to the embodiment of the present invention have all the advantages described above since the ladder pick-and-place device 100 described above is provided.

It should be noted that the type of the work machine 300 described above is not intended to limit the present invention in any way. For example, in alternative embodiments, work machine 300 may be a fire truck, a lift truck, or the like; but in other embodiments may be any other work machine or vehicle to which the ladder crawling access device 100 or ladder assembly 200 may be applied.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims (10)

1. The utility model provides a cat ladder is got and is put device which characterized in that includes:

a mounting beam for mounting to a bottom of an equipment box of a work machine;

the connecting frame is connected with the mounting beam;

the limiting beam is connected with the connecting frame and located below the mounting beam, the limiting beam is used for supporting the crawling ladder of the working machine, and the mounting beam, the connecting frame and the limiting beam jointly enclose a containing space for containing the crawling ladder.

2. The ladder stand pick and place device of claim 1, wherein the restraint beam includes a bottom wall and a pair of first side walls contiguous with the bottom wall and spaced apart from each other, wherein the bottom wall and the pair of first side walls together enclose a space for receiving and holding a step of the ladder stand.

3. The ladder stand pick and place device of claim 2 wherein each of the first side walls has recesses formed in opposite end regions thereof, wherein the recesses are adapted to receive and support side panels of the ladder stand.

4. The ladder retrieval device of claim 1, wherein the mounting beam has a plurality of mounting holes formed therein for passage of fasteners used to mount the mounting beam to the bottom of the equipment box.

5. The ladder access device of claim 4 wherein the mounting beam includes a top wall and a pair of second side walls contiguous with the top wall and spaced from each other, wherein the mounting hole is formed in the top wall.

6. A ladder pick and place device as claimed in any one of claims 1 to 5, further comprising an end stop assembly, wherein the end stop assembly comprises:

the mounting plate is connected with the end part of the limiting beam and is opposite to the connecting frame;

the buckle piece, the buckle piece with the mounting panel meets, wherein the cat ladder holds under the state in the accommodation space, the buckle piece with the mutual lock of lateral surface of the curb plate of cat ladder.

7. The ladder stand taking and placing device as claimed in claim 6, wherein the mounting plate is movably arranged at the end of the limiting beam along the length direction of the limiting beam.

8. A ladder assembly comprising a ladder and a plurality of ladder pick and place apparatus as claimed in any one of claims 1 to 7, wherein the ladder is releasably carried on the ladder pick and place apparatus.

9. The ladder assembly of claim 8 further comprising a pair of the ladder access devices, wherein the pair of ladder access devices are spaced apart from one another.

10. A work machine comprising a machine body, an equipment box and a ladder climbing pick and place device as claimed in any one of claims 1 to 7 or a ladder climbing assembly as claimed in claim 8 or 9, wherein the equipment box is provided on the machine body and the ladder climbing pick and place device is provided at the bottom of the equipment box.

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