CN220262667U - Folding escalator and engineering vehicle - Google Patents

Abstract

The utility model belongs to the field of folding escalators and discloses a folding escalator and an engineering vehicle, wherein the folding escalator and the engineering vehicle comprise an adjusting device, a hinge seat for being hinged with a frame is arranged on the upper portion of the folding escalator and the engineering vehicle, a first end of the adjusting device is connected to the lower portion of the folding escalator, a second end of the adjusting device is a frame connecting end, and the adjusting device can adjust the distance between the first end and the second end to adjust the hinge angle between the folding escalator and the frame. The adjusting device is an adjustable stay bar and comprises a first connecting rod and a second connecting rod, one end of the first connecting rod is hinged with the lower part of the folding escalator, the other end of the first connecting rod is hinged with one end of the second connecting rod, and the other end of the second connecting rod is a frame connecting end. The folding escalator and the engineering vehicle are reasonable in structure and can adapt to different climbing requirements.

Description

Folding escalator and engineering vehicle

Technical Field

The utility model relates to the technical field of folding escalators, in particular to a folding escalator and an engineering vehicle.

Background

With the development of engineering machinery, various engineering vehicles are applied under complex working conditions. Work machines are generally bulky and operate at a high distance from the ground. In addition, in the working state of the engineering vehicle, the support leg is usually required to be supported to support the frame away from the ground so as to ensure the stability of the whole vehicle, namely, in the working state, the tire of the vehicle is not landed, the height of the operating position from the ground is further increased, so that the operation position is required to be up and down by means of a ladder, but the existing ladder cannot adapt to different climbing requirements.

Disclosure of Invention

In order to overcome at least one of the defects or shortcomings in the prior art, the utility model provides a folding escalator and an engineering vehicle, which are reasonable in structure and can adapt to different climbing requirements.

To achieve the above object, according to a first aspect of the present utility model, there is provided a folding escalator including an adjusting device having a hinge seat provided at an upper portion thereof for hinge-connecting with a frame, a first end of the adjusting device being connected to a lower portion of the folding escalator, a second end being a frame connection end, the adjusting device being capable of adjusting a distance between the first end and the second end to adjust a hinge angle between the folding escalator and the frame.

Further, the adjusting device is an adjustable stay bar and comprises a first connecting rod and a second connecting rod, one end of the first connecting rod is hinged with the lower part of the folding escalator, the other end of the first connecting rod is hinged with one end of the second connecting rod, and the other end of the second connecting rod is a frame connecting end.

Still further, one of the first link and the second link extends toward the other of the first link and the second link to have a hook portion, and the other of the first link and the second link is provided with a fixing slot in which the hook portion can be locked to fix a distance between the first end and the second end.

In addition, the folding escalator can comprise a main escalator section and a folding escalator section which are connected in a rotating manner, the hinging seat and the adjusting device are arranged on the main escalator section, and the main escalator section and the folding escalator section both comprise a transverse pedal part and two longitudinal connecting parts connected to two ends of the transverse pedal part.

In addition, the folding ladder section can be arranged between two longitudinal connecting pieces of the main ladder section and can be completely accommodated between two longitudinal connecting pieces of the main ladder section in the folded state.

Optionally, one of the longitudinal connecting piece of the main handrail section and the longitudinal connecting piece of the folding section is provided with a buckle, the other one of the longitudinal connecting piece of the main handrail section and the longitudinal connecting piece of the folding section is provided with a clamping tongue, and the clamping tongue can be matched with the buckle in the folding state of the folding section;

and/or the longitudinal connecting piece of the main handrail bench can be provided with a first abutting block, the longitudinal connecting piece of the folding bench is provided with a second abutting block, and the second abutting block can abut against the first abutting block in the folding state of the folding bench;

and/or the main tread may comprise a first lateral tread and a second lateral tread arranged from bottom to top, the spacing between the first lateral tread and the second lateral tread may be greater than the longitudinal length of the folding tread.

Further, the upper end of the longitudinal connecting piece of the folding bench is hinged with the longitudinal connecting piece of the main handrail bench, the lower end of the longitudinal connecting piece of the main handrail bench is provided with a wedge-shaped block, and the longitudinal connecting piece of the folding bench is abutted against the wedge-shaped surface of the wedge-shaped block in an extending state.

Still further, the longitudinal connectors of the main landing leg may be provided with waist-shaped holes, and the wedge blocks may be fixed at different positions on the waist-shaped holes by the connectors to change the inclination of the folding landing leg.

Alternatively, the longitudinal connector of the main handrail section may be a handrail plate provided with a handrail hole;

and/or the lateral foot member of the main tread may be a pedal;

and/or the transverse pedal piece of the folding bench is a pedal rod, and the longitudinal connecting piece of the folding bench is a connecting rod.

The second aspect of the utility model also provides an engineering vehicle comprising the folding escalator.

The folding escalator and the engineering vehicle comprise an adjusting device, the upper part of the adjusting device is provided with a hinging seat for hinging with a frame, the first end of the adjusting device is connected to the lower part of the folding escalator, the second end of the adjusting device is a frame connecting end, and the adjusting device can adjust the distance between the first end and the second end so as to adjust the hinging angle between the folding escalator and the frame. Thus, the frame connecting end of the adjusting device can be connected to the frame, the distance between the first end and the second end of the adjusting device can be adjusted, and the lower part of the folding escalator can rotate around the hinge seat to adjust the inclination of the folding escalator. Compared with the prior art, the folding escalator and the engineering vehicle are reasonable in structure, the gradient of the folding escalator is adjustable, and different climbing requirements can be met.

Additional features and advantages of the utility model will be set forth in the detailed description which follows.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the description serve to explain, without limitation, the utility model. In the drawings:

fig. 1 illustrates a front view of a folding escalator according to an embodiment of the present utility model, the folding steps being shown in an extended position;

fig. 2 illustrates a front view of a folding escalator according to an embodiment of the present utility model, the folding steps being in a folded condition;

fig. 3 shows a side view of the escalator of fig. 1;

fig. 4 shows a perspective view of the escalator of fig. 1;

fig. 5 shows an exploded view of the escalator of fig. 1;

FIG. 6 shows a schematic structural view of the adjusting device in FIG. 1, which is in a folded state;

FIG. 7 is a schematic view showing the structure of the adjusting device in FIG. 1, wherein the adjusting device is in an extended state;

fig. 8 shows a schematic installation view of the escalator of fig. 1 with the adjusting device in an extended position and the folding steps in an extended position;

fig. 9 shows a schematic installation view of the escalator of fig. 1 with the adjusting device in a folded position and the folding steps in an extended position; and

fig. 10 shows a schematic installation view of the escalator of fig. 1 with the adjusting device in a folded position and the folding steps in a folded position.

Reference numerals illustrate:

100. main ladder section 101 adjusting device

1011. First link 1012 second link

1013. Fastening hook 1014 fixing slot

102. Hinge base 103 transverse pedal

104. Longitudinal connector 1041 buckle

1042. First retaining block of clamping tongue 1043

1044. Second stopper 1045 wedge

1046. Waist-shaped hole 1047 handrail hole

200. Folding ladder section

Detailed Description

The following describes the detailed implementation of the embodiments of the present utility model with reference to the drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the utility model, are not intended to limit the utility model.

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.

In the embodiments of the present utility model, unless otherwise indicated, terms of orientation such as "upper, lower, top, bottom" or "upper, lower, top, bottom" are used generally with respect to the orientation shown in the drawings or with respect to the positional relationship of the various components with respect to one another in the vertical, vertical or gravitational directions.

The utility model will be described in detail below with reference to the drawings in connection with exemplary embodiments.

The utility model provides a novel folding escalator, which comprises an adjusting device 101, wherein a hinge seat 102 for being hinged with a frame is arranged at the upper part of the folding escalator, a first end of the adjusting device 101 is connected to the lower part of the folding escalator, a second end is a frame connecting end, and the adjusting device 101 can adjust the distance between the first end and the second end so as to adjust the hinge angle between the folding escalator and the frame. In this way, the frame connecting end of the adjusting device 101 can be connected to the frame, the distance between the first end and the second end of the adjusting device 101 can be adjusted, and the lower part of the escalator can rotate around the hinge seat 102 to adjust the inclination of the escalator. Compared with the prior art, the folding escalator provided by the utility model has a reasonable structure, the inclination of the folding escalator is adjustable, and different climbing requirements can be met.

The structure of the adjusting device 101 may be various, for example, the adjusting device 101 may be a telescopic rod structure, and the length of the telescopic rod may be adjusted according to the requirement; or the adjusting device can also be a detachable splicing rod section, splicing rods with corresponding lengths can be spliced according to the needs, and the utility model is not limited to the splicing rod section, and the adjusting device can only enable the inclination angle of the main ladder section to reach a set angle, so that the adjusting device is suitable for the requirements of climbing personnel with different heights and climbing working conditions.

Specifically, as shown in fig. 3 to 10, the adjusting device 101 is an adjustable stay and includes a first link 1011 and a second link 1012, one end of the first link 1011 is hinged to the lower portion of the escalator, the other end of the first link 1011 is hinged to one end of the second link 1012, and the other end of the second link 1012 is a frame connection end. Thus, the adjusting device 101 has the advantages of simple structure, convenient and convenient adjustment and low manufacturing cost. The adjusting device 101 can be adjusted to two states, namely a vertical state and an inclined state, and is suitable for two different climbing requirements. As shown in fig. 3 to 6, the adjusting device 101 is in a folded state, the angle between the first link 1011 and the second link 1012 is an acute angle, and at this time, the inclination of the escalator is in an upright state. As shown in fig. 7 and 8, the adjusting device 101 is in an extended state, and the first link 1011 and the second link 1012 are on the same straight line, and at this time, the escalator is in an inclined state with respect to the frame.

Alternatively, one of the first link 1011 and the second link 1012 protrudes toward the other of the first link 1011 and the second link 1012 with a hooking part 1013, and the other of the first link 1011 and the second link 1012 is provided with a fixing catching groove 1014, and the hooking part 1013 can be caught in the fixing catching groove 1014 to fix a space between the first end and the second end.

Specifically, as shown in fig. 6 and 7, the first link 1011 extends toward the second link 1012 to form a hook 1013, and the second link 1012 is provided with a fixing slot 1014. When the adjusting device 101 is in the extended state, the hook 1013 is locked in the fixing slot 1014, so that the first link 1011 and the second link 1012 can be fixed, thereby fixing the distance between the first end and the second end, and further fixing the escalator in the inclined state.

Because the ground clearance of the frame will increase after the landing leg props up, the non-folding ladder moves up along with the frame as a whole, and thus operators can not reach the pedal of the ladder when the operators need to go up the ladder in a working state, and inconvenience is caused. For this reason, folding staircase can be including the main bench 100 of rotating the connection and folding bench 200, and relevant personnel can climb to the frame top and operate under normal operating mode and landing leg expansion operating mode, and the staircase is collapsible simultaneously, does not influence the trafficability characteristic of whole car under normal operating mode. Specifically, as shown in fig. 1, 2, 9 and 10, the hinge seat 102 and the adjusting device 101 are provided on the main escalator section 100, and the main escalator section 100 and the folding escalator section 200 each include a lateral step member 103 and two longitudinal connecting members 104 connected to both ends of the lateral step member 103. The upper end of the longitudinal connector 104 of the folding ladder section 200 is hinged to the longitudinal connector 104 of the main ladder section 100, so that the folding ladder is flexible and convenient to operate when folded.

In addition, the existing engineering truck ladder occupies a large space in a stowing state, and is inconvenient to apply. For this purpose, the folding ladder section 200 can be arranged between two longitudinal links 104 of the main ladder section 100 and can be completely accommodated between two longitudinal links 104 of the main ladder section 100 in the folded state. Specifically, as shown in fig. 9 and 10, the top ends of the two longitudinal connectors 104 of the folding bench 200 are respectively hinged to the inner sides of the two longitudinal connectors 104 of the main bench 100, so that in the folded state of the folding bench 200, the folding bench 200 can be completely accommodated between the two longitudinal connectors 104 of the main bench 100, thus, the whole vehicle width is not additionally increased, and the maneuverability of the whole vehicle is greatly improved.

Further, one of the longitudinal connector 104 of the main ladder section 100 and the longitudinal connector 104 of the folding ladder section 200 may be provided with a buckle 1041, and the other of the longitudinal connector 104 of the main ladder section 100 and the longitudinal connector 104 of the folding ladder section 200 is provided with a tongue 1042, which tongue 1042 is capable of cooperating with the buckle 1041 in the folded state of the folding ladder section 200. Specifically, as shown in fig. 5, 8 and 10, a buckle 1041 is provided on the longitudinal connecting member 104 of the main escalator section 100, and a latch 1042 is provided on the longitudinal connecting member 104 of the folding escalator section 200, and in the folded state of the folding escalator section 200, the latch 1042 cooperates with the buckle 1041, so that the folding escalator section 200 can be folded and fixed in the main escalator section 100.

Further, as shown in fig. 5, 8 and 10, a first retaining block 1043 may be disposed on the longitudinal connecting member 104 of the main escalator section 100, and a second retaining block 1044 may be disposed on the longitudinal connecting member 104 of the folding escalator section 200, where the second retaining block 1044 may abut against the first retaining block 1043 in the folded state of the folding escalator section 200, so as to limit the folding escalator section 200.

Alternatively, the main escalator section 100 can include first and second lateral footers arranged from bottom to top, with a spacing between the first and second lateral footers that is greater than the longitudinal length of the folding ladder section 200. Like this, folding bench 200 accomodates into the inner space of main staircase section 100, and folding bench 200 accomodates into between first horizontal pedal spare and the horizontal pedal spare of second promptly, and it is originally internal to receive at the mechanism entirely, does not additionally increase whole car width, has improved whole car's trafficability characteristic greatly, avoids folding staircase after retrieving to cause inconvenience to the use of engineering machine tool. In addition, the height of the folded bench 200 after being stored is lower than that of the second transverse pedal, related personnel can directly pedal the main escalator section 100 under normal use conditions, and the influence of the folded bench 200 after being stored on the normal use conditions is avoided.

Further, as shown in fig. 5, 8 and 10, the lower end of the longitudinal connector 104 of the main ladder section 100 is provided with a wedge 1045, and the longitudinal connector 104 of the folded ladder section 200 abuts against the wedge surface of the wedge 1045 in the extended state. When the folding ladder section 200 abuts against the wedge 1045, the folding ladder section 200 is caused to have an inclined condition at an angle relative to the main ladder section 100.

Further, as shown in fig. 5, 8 and 10, a waist-shaped hole 1046 may be provided on the longitudinal connecting member 104 of the main escalator section 100, and the wedge 1045 may be fastened to different positions on the waist-shaped hole 1046 by fastening bolts to change the inclination of the folding step 200. Wedge 1045 passes through the bottom of the longitudinal connection spare 104 of fastening bolt etc. connecting piece at main staircase section 100, and the connecting piece makes the connecting piece fix wedge 1045 with adjustable mode through the bottom waist hole 1046 of the longitudinal connection spare 104 of main staircase section 100 to make when putting down folding bench 200 and finally support and lean on wedge 1045, the position of wedge 1045 and folding bench 200 conflict is inconsistent, thereby makes folding bench 200 and main staircase section 100 inclination reach the angle of settlement, is fit for the climbing personnel of different heights and the demand of climbing operating mode.

Optionally, the longitudinal connector 104 of the main escalator section 100 is a handrail plate provided with a handrail hole 1047. The lateral foot members 103 are laterally connected between the longitudinal connectors 104 for lateral support. The vertical connecting piece 104 sets up in horizontal pedal piece 103 both sides, plays the effect of connecting horizontal pedal piece 103, sets up simultaneously by a plurality of hand holes 1047 on the handrail board, and climbing personnel can both hands pull different hand holes 1047 respectively, and pedal horizontal pedal piece 103 scrambles, makes climbing personnel have used the hand and foot holding power when climbing like this, and it is more convenient to climb, accords with ergonomic.

In addition, the transverse pedal member 103 of the main escalator section 100 is a pedal, and a plurality of anti-slip holes can be formed in the pedal, so that the user experience of a climber is better and the safety is better.

In addition, the lateral footrests 103 of the folded bench 200 are foot bars and the longitudinal links 104 of the folded bench 200 are connecting bars. Thus, the folding bench 200 is simpler and more compact in structure and better in stowability.

The second aspect of the utility model also provides a construction vehicle comprising a folding escalator as described above.

In summary, the folding escalator and the engineering vehicle are provided with the hinge seat and the adjustable stay bar, and the folding escalator body can rotate around the hinge position in an adjustable mode to be in an inclined state, so that different climbing requirements can be met. The folding part of the escalator is fully collected in the mechanism body, the width of the whole escalator is not additionally increased, the maneuverability of the whole escalator is greatly improved, and the use influence of the folded stair section after being collected on the normal working condition is avoided. And moreover, the cushion blocks of the folding bench are integrally wedge-shaped cushion blocks, and the folding bench has an inclined state with a certain angle relative to the main escalator section, so that climbing personnel can conveniently lift legs and climb, and the human engineering is met. The handrail board bottom is equipped with waist type hole, and the cushion is adjustable, and folding bench and the inclination of main bench can be adjusted to the angle of settlement, is fit for the climbing personnel of different heights and the demand of climbing operating mode. In addition, the main staircase section is provided with a plurality of hand holes, and climbing personnel use hand and foot supporting force during climbing, so that the climbing convenience is improved.

The foregoing details of the optional implementation of the embodiment of the present utility model have been described in detail with reference to the accompanying drawings, but the embodiment of the present utility model is not limited to the specific details of the foregoing implementation, and various simple modifications may be made to the technical solution of the embodiment of the present utility model within the scope of the technical concept of the embodiment of the present utility model, and these simple modifications all fall within the protection scope of the embodiment of the present utility model.

In addition, the specific features described in the foregoing embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various possible combinations are not described further.

In addition, any combination of various embodiments of the present utility model may be performed, so long as the concept of the embodiments of the present utility model is not violated, and the disclosure of the embodiments of the present utility model should also be considered.

Claims (10)

1. The utility model provides a folding escalator, its characterized in that, folding escalator includes adjusting device (101) and upper portion are equipped with and are used for articulated seat (102) with the frame, the first end of adjusting device (101) is connected folding escalator's lower part, and the second end is the frame link, adjusting device (101) can adjust first end with interval between the second end is in order to adjust the articulated angle between folding escalator and the frame.

2. A folding escalator according to claim 1, characterized in that the adjusting means (101) is an adjustable stay and comprises a first link (1011) and a second link (1012), one end of the first link (1011) being hinged to the lower part of the folding escalator, the other end of the first link (1011) being hinged to one end of the second link (1012), the other end of the second link (1012) being the frame connection.

3. The escalator as claimed in claim 2, wherein one of the first and second links (1011, 1012) is extended toward the other of the first and second links (1011, 1012) with a hooking part (1013), the other of the first and second links (1011, 1012) being provided with a fixing catch (1014), the hooking part (1013) being lockable in the fixing catch (1014) to fix a distance between the first and second ends.

4. A folding escalator according to claim 1, characterized in that it comprises a main handrail section (100) and a folding section (200) which are rotatably connected, said hinge seat (102) and said adjusting means (101) being arranged on said main handrail section (100), said main handrail section (100) and said folding section (200) each comprising a transverse tread element (103) and two longitudinal connecting elements (104) connected at both ends of said transverse tread element (103).

5. A folding escalator according to claim 4, characterized in that the folding step (200) is arranged between two longitudinal connections (104) of the main handrail section (100) and can be completely received between two longitudinal connections (104) of the main handrail section (100) in the folded state.

6. The escalator according to claim 5, characterized in that one of the longitudinal connection (104) of the main escalator section (100) and the longitudinal connection (104) of the folding step (200) is provided with a catch (1041), the other of the longitudinal connection (104) of the main escalator section (100) and the longitudinal connection (104) of the folding step (200) is provided with a catch (1042), which catch (1042) is capable of cooperating with the catch (1041) in the folded state of the folding step (200);

and/or, a first blocking block (1043) is arranged on the longitudinal connecting piece (104) of the main escalator section (100), a second blocking block (1044) is arranged on the longitudinal connecting piece (104) of the folding escalator section (200), and the second blocking block (1044) can be abutted against the first blocking block (1043) in the folding state of the folding escalator section (200);

and/or the main staircase section (100) comprises a first transverse pedal piece and a second transverse pedal piece which are arranged from bottom to top, and the distance between the first transverse pedal piece and the second transverse pedal piece is larger than the longitudinal length of the folding staircase section (200).

7. The escalator according to claim 4, characterized in that the upper end of the longitudinal connection (104) of the folding step (200) is hinged to the longitudinal connection (104) of the main escalator section (100), the lower end of the longitudinal connection (104) of the main escalator section (100) is provided with a wedge (1045), the longitudinal connection (104) of the folding step (200) resting in the extended state on the wedge surface of the wedge (1045).

8. The escalator according to claim 7, characterized in that the longitudinal connecting piece (104) of the main escalator section (100) is provided with a waist-shaped hole (1046), the wedge-shaped block (1045) being fixable in different positions on the waist-shaped hole (1046) by means of the connecting piece for changing the inclination of the folding escalator section (200).

9. A folding escalator according to claim 4, characterized in that the longitudinal connection (104) of the main escalator section (100) is a handrail plate provided with a handrail hole (1047);

and/or the transverse pedal (103) of the main escalator section (100) is a pedal;

and/or, the transverse pedal (103) of the folding bench (200) is a pedal rod, and the longitudinal connecting piece (104) of the folding bench (200) is a connecting rod.

10. A working vehicle, characterized in that it comprises a folding escalator according to any one of claims 1 to 9.