CN212951177U

CN212951177U - Emergency airstairs convenient to build

Info

Publication number: CN212951177U
Application number: CN202021962852.6U
Authority: CN
Inventors: 王天重; 王天玲
Original assignee: Shenyang Guixinqi Machinery Manufacturing Co ltd
Current assignee: Shenyang Guixinqi Machinery Manufacturing Co ltd
Priority date: 2020-09-10
Filing date: 2020-09-10
Publication date: 2021-04-13
Anticipated expiration: 2030-09-10

Abstract

The utility model discloses an emergent airstair of conveniently buildding, the on-line screen storage device comprises a base, the bottom symmetry of base is provided with the gyro wheel, the top of base is provided with spout one, evenly be provided with three slider one in the middle of spout, a slider top is provided with connecting rod one, connecting rod one side is provided with the cylindric lock, the cylindric lock top is provided with connecting rod two, and is three be provided with connecting rod three in the middle of the cylindric lock, three left sides of connecting rod are provided with the handle, two tops of connecting rod evenly are provided with three slider two, and are three two tops of slider are provided with the step, the step bottom is provided with spout two, step one side is provided with the hinge. The utility model discloses a slider one, slider two, connecting rod one, connecting rod two and three interact of connecting rod for the step is raised fixedly, blocks the platen through bolt and locking mechanism, makes the device more stable, reaches the effect of buildding convenient and fast, stabilising arrangement, convenient transport.

Description

Emergency airstairs convenient to build

Technical Field

The utility model relates to an airstair technical field specifically is a convenient emergent airstair of buildding.

Background

Modern transportation is developed more and more along with the development of technology, the speed is faster and faster, in long-distance transportation, the air traffic is outstanding in large-scale transportation, and more common people enjoy the convenience and comfort brought by the air traffic along with the progress of technology.

The airstairs are needed to be used when entering the interior of an airplane, but the common airstairs need to be transported by a large truck, but under the emergency condition, a lot of large-scale equipment cannot be used at once, the airstairs which can be conveniently and quickly transported are needed, the airstairs are needed to be more stable, people can be stable and do not shake when walking on the airstairs, and the basic functions are ensured, so that the improved emergency airstairs are needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a convenient emergent airstair of building to solve the problem that proposes among the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: an emergency boarding ladder convenient to build comprises a base, wherein idler wheels are symmetrically arranged at the bottom of the base, a first sliding groove is formed in the top of the base, three first sliding blocks are uniformly arranged in the middle of the first sliding groove, a first connecting rod is arranged at the top of the first sliding block, a cylindrical pin is arranged on one side of the first connecting rod, a second connecting rod is arranged at the top of the cylindrical pin, a third connecting rod is arranged in the middle of the three cylindrical pin, a handle is arranged on the left side of the third connecting rod, three second sliding blocks are uniformly arranged at the top of the second connecting rod, a ladder plate is arranged at the top of the three second sliding blocks, a second sliding groove is arranged at the bottom of the ladder plate, a hinge is arranged on one side of the ladder plate, a bedplate is rotatably connected to one side of the hinge, supports are arranged on two sides of the top of the base, the top plate is arranged at the bottom of the support rod, a bolt is arranged on one side of the bedplate, and a locking mechanism is arranged at the top of the bedplate.

Further, locking mechanism includes left limiting plate, left side limiting plate one side is provided with right limiting plate, the inside servo electric jar that is provided with of left side limiting plate, servo electric jar one side is provided with the telescopic link, the chute has been seted up to telescopic link one side, chute top swing joint has the fixture block, and servo electric jar drives the telescopic link and removes and make telescopic link extrusion fixture block inclined plane, and fixture block compression spring contracts the fixture block for the fixture block blocks card to the chute, and the telescopic link can't return, makes the telescopic link block two parts.

Further, the fixture block top is provided with the cavity pipe, the intraduct spring that is provided with of cavity, cavity pipe both sides are provided with the pull ring cover, and the fixture block is extrudeed the intraductal spring of compression cavity, makes the spring shrink with the fixture block withdrawal, and the fixture block withdrawal lets the telescopic link pass through, and the fixture block card is to the chute of telescopic link, because the inclined plane setting, the telescopic link can't remove.

Furthermore, a clamping pile is arranged on one side of the cylindrical pin, the clamping pile is in a semi-arc shape, the rotating angle of the first connecting rod and the second connecting rod is in a semi-arc shape, the first connecting rod and the second connecting rod are rotatably arranged on one side of the cylindrical pin, the first connecting rod and the second connecting rod can only rotate in a semi-arc shape, and due to the existence of the clamping pile, the first connecting rod and the second connecting rod can form an obtuse angle but cannot be overlapped on the left side.

Furthermore, locking buckles are arranged on the outer sides of the three sliding blocks, the two supports are different in size, the idler wheels are in a foldable form, after the bottom top plate of the supporting rod is supported to the ground, the three sliding blocks are locked by the locking buckles to be fixed, the loads borne by the supports are different in size, and the idler wheels can be taken up when not in use, so that the boarding ladder is prevented from moving.

Furthermore, the bolt penetrates through the bedplate and the support, a balance rod is arranged at the joint of the support rod and the sliding block III, the bedplate and the support are fixed through the bolt, the bedplate is prevented from being separated, the balance rod shares the force borne by the support rod, and stability is guaranteed.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is:

1. the utility model discloses a slider one moves in spout one and spout two with slider two, stretch the obtuse angle from the acute angle with connecting rod one and connecting rod two, because the card stake blocks connecting rod one and connecting rod two rotation in cylindric lock one side, slider one and slider two all block the leftmost end of spout, the step is propped, the top of support is taken to the platen under the hinge rotation, bolt fastening platen and support, the locking mechanism at support top blocks the platen, make step and platen stabilize, it is simple and convenient to build the process, when dismantling, loosen the support part after, the pulling handle drives connecting rod three and makes connecting rod one and connecting rod two become the acute angle coincidence by the obtuse angle and tighten up together under the rotation of cylindric lock, the platen is rotated by the hinge and is received the step top, the step descends to the base top and accomplishes the dismantlement. The utility model discloses a slider one, slider two, connecting rod one, connecting rod two and three interact of connecting rod for the step is raised fixedly, blocks the platen through bolt and locking mechanism, makes the device more stable, reaches the effect of buildding convenient and fast, stabilising arrangement, convenient transport.

2. The utility model discloses a gyro wheel of base bottom can be more convenient transport with whole airstair, after pushing away predetermined position with the airstair, with the vaulting pole downstream of fixing on the slider three, ground is touch to the take-up on making the vaulting pole, the latch closure that the three outsides of slider set up fixes the position with slider three, make slider three can not remove, pack up the gyro wheel afterwards, prevent that the airstair from rocking, the base all has the take-up all around to prop ground, make the airstair stabilize and can not remove subaerial, make things convenient for the people to walk.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

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

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

FIG. 3 is a schematic view of the cylindrical pin structure of the present invention;

FIG. 4 is a schematic perspective view of the cylindrical pin of the present invention;

fig. 5 is a schematic structural diagram of the locking mechanism of the present invention.

In the figure: 1, a base; 2, rolling wheels; 3, a first sliding chute; 4, sliding blocks I; 5, connecting rod one; 6, a cylindrical pin; 7, a second connecting rod; 8, connecting rod III; 9, a second sliding block; 10 step boards; 11, a second chute; 12, a hinge; 13 a platen; 14, a bracket; 15, a third chute; 16, a third sliding block; 17 a brace bar; 18 top disk; 19, bolts; 20 servo electric cylinder; 21, a telescopic rod; 22 chute; 23, a clamping block; 24 a hollow cavity tube; 25 springs; 26, pulling the ring sleeve; 27, clamping a pile; 28, locking buckles; 29 a balance bar; 30 handles; 31 left limit plate; and 32 right limit plates.

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 work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides an emergent airstair of conveniently buildding, includes base 1, the bottom symmetry of base 1 is provided with gyro wheel 2, the top of base 1 is provided with spout one 3, evenly be provided with three slider one 4 in the middle of spout one 3, 4 tops of slider are provided with connecting rod one 5, 5 one sides of connecting rod are provided with

cylindric lock

6, 6 tops of cylindric lock are provided with connecting rod two 7, and is three be provided with connecting rod three 8 in the middle of the cylindric lock 6, connecting rod three 8 left sides are provided with the handle, 7 tops of connecting rod two are evenly provided with three slider two 9, and are three the second 9 tops of slider are provided with step 10, step 10 bottom is provided with spout two 11, step 10 one side is provided with hinge 12, hinge 12 one side is rotated and is connected with platen 13.

In a preferred embodiment, the locking mechanism includes a left limiting plate 31, a right limiting plate 32 is disposed on one side of the left limiting plate 31, a servo electric cylinder 20 is disposed inside the left limiting plate 31, an expansion rod 21 is disposed on one side of the servo electric cylinder 20, a chute 22 is disposed on one side of the expansion rod 21, a clamping block 23 is movably connected to the top of the chute 22, the servo electric cylinder 20 drives the expansion rod 21 to move so that the expansion rod 21 extrudes the inclined plane of the clamping block 23, the clamping block 23 is compressed by a compression spring 25 of the clamping block 23, the clamping block 23 is clamped in the chute 22, and the expansion rod 21 cannot retract, so that the expansion rod 21 clamps.

In a preferred embodiment, a cavity tube 24 is arranged at the top of the fixture block 23, a spring 25 is arranged inside the cavity tube 24, pull ring sleeves 26 are arranged on two sides of the cavity tube 24, the fixture block 23 is pressed to compress the spring 25 in the cavity tube 24, so that the spring 25 contracts to retract the fixture block 23, the fixture block 23 retracts to allow the telescopic rod 21 to pass through, the fixture block 23 is clamped in the inclined groove 22 of the telescopic rod 21, and the telescopic rod 21 cannot move due to the inclined plane arrangement.

In a preferred embodiment, a clamping pile 27 is arranged on one side of the cylindrical pin 6, the clamping pile 27 is in a half arc shape, the rotation angle of the first connecting rod 5 and the second connecting rod 7 is in a half arc shape, the first connecting rod 5 and the second connecting rod 7 are arranged on one side of the cylindrical pin 6 in a rotating mode, the first connecting rod 5 and the second connecting rod 7 can only rotate in a half arc shape, and due to the clamping pile 27, the first connecting rod 5 and the second connecting rod 7 form an obtuse angle but cannot be overlapped on the left side.

The utility model discloses a theory of operation: the first connecting rod 5 and the second connecting rod 7 are stretched from an acute angle to an obtuse angle through the movement of the first sliding block 4 and the second sliding block 9 in the first sliding groove 3 and the second sliding groove 11, as the clamping pile 27 blocks the first connecting rod 5 and the second connecting rod 7 from rotating on one side of the cylindrical pin 6, the first sliding block 4 and the second sliding block 9 are clamped at the leftmost end of the sliding chute, the step plate 10 is supported, the bedplate 13 is put on the top of the bracket 14 under the rotation of the hinge 12, the bolt 19 fixes the bedplate 13 and the bracket 14, the locking mechanism at the top of the bracket 14 clamps the bedplate 13, the ladder board 10 and the bedplate 13 are stabilized, the building process is simple and convenient, and when the support 14 is loosened during disassembly, pulling the handle 30 to drive the third connecting rod 8 to enable the first connecting rod 5 and the second connecting rod 7 to change from an obtuse angle to an acute angle under the rotation of the cylindrical pin 6 to be overlapped and tightened together, the bedplate 13 rotates to be received above the ladder board 10 through the hinge 12, and the ladder board 10 descends to the upper part of the base 1 to finish the disassembly.

Referring to fig. 1 and 5, the present invention provides a technical solution: the utility model provides an emergent airstair of conveniently buildding, step 10 one side is provided with hinge 12, hinge 12 one side is rotated and is connected with platen 13, the bottom symmetry of base 1 is provided with gyro wheel 2, 1 top both sides of base all are provided with support 14, the positive back of support 14 all is provided with spout three 15, sliding connection has slider three 16 in the middle of spout three 15, slider three 16 openly is provided with vaulting pole 17, vaulting pole 17 bottom is provided with top dish 18, platen 13 one side is provided with bolt 19, platen 13 top is provided with locking mechanism.

In a preferred embodiment, the outer side of the third slider 16 is provided with a locking buckle 28, the two brackets 14 have different sizes, the roller 2 is in a foldable form, after the bottom top plate 18 of the support rod 17 is supported on the ground, the locking buckle 28 locks the third slider 16 to fix the third slider, the brackets 14 have different sizes to bear different loads, and the roller 2 can be folded up when not used to prevent the boarding ladder from moving.

In a preferred embodiment, the bolt 19 penetrates through the bedplate 13 and the bracket 14, a balance rod 29 is arranged at the joint of the brace 17 and the third slider 16, the bedplate 13 and the bracket 14 are fixed by the bolt 19 to prevent the bedplate 13 from falling off, and the balance rod 29 shares the force borne by the brace 17 to ensure stability.

The utility model discloses a theory of operation: the whole airstairs can be more conveniently transported through the rollers 2 at the bottom of the base 1, after the airstairs are pushed to a preset position, the supporting rods 17 fixed on the third sliding blocks 16 move downwards, the top discs 18 on the supporting rods 17 touch the ground, the locking buckles 28 arranged outside the third sliding blocks 16 fix the third sliding blocks 16 at positions, the third sliding blocks 16 cannot move, then the rollers 2 are folded, the airstairs are prevented from shaking, the top discs 18 on the periphery of the base 1 support the ground, the airstairs are stable on the ground and cannot move, and people can walk conveniently.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a conveniently put up emergent airstairs, includes base (1), its characterized in that: the bottom of the base (1) is symmetrically provided with rollers (2), the top of the base (1) is provided with a first sliding groove (3), the middle of the first sliding groove (3) is uniformly provided with a first sliding block (4), the top of the first sliding block (4) is provided with a first connecting rod (5), one side of the first connecting rod (5) is provided with a cylindrical pin (6), the top of the cylindrical pin (6) is provided with a second connecting rod (7), the middle of the three cylindrical pin (6) is provided with a third connecting rod (8), the left side of the third connecting rod (8) is provided with a handle (30), the top of the second connecting rod (7) is uniformly provided with a second sliding block (9), the tops of the three second sliding blocks (9) are provided with a step plate (10), the bottom of the step plate (10) is provided with a second sliding groove (11), one side of the step plate (10) is provided with, the base is characterized in that supports (14) are arranged on two sides of the top of the base (1), three sliding grooves (15) are formed in the front back face of each support (14), a third sliding block (16) is connected in the middle of each third sliding groove (15) in a sliding mode, a support rod (17) is arranged on the front face of each third sliding block (16), a top disc (18) is arranged at the bottom of each support rod (17), a bolt (19) is arranged on one side of the bedplate (13), and a locking mechanism is arranged on the top of the bedplate (13).

2. An emergency airstair of claim 1, wherein: locking mechanism includes left limiting plate (31), left side limiting plate (31) one side is provided with right limiting plate (32), left side limiting plate (31) inside is provided with servo electric jar (20), servo electric jar (20) one side is provided with telescopic link (21), chute (22) have been seted up to telescopic link (21) one side, chute (22) top swing joint has fixture block (23).

3. An emergency airstair of claim 2, wherein: the top of the clamping block (23) is provided with a cavity pipe (24), a spring (25) is arranged inside the cavity pipe (24), and pull ring sleeves (26) are arranged on two sides of the cavity pipe (24).

4. An emergency airstair of claim 1, wherein: one side of the cylindrical pin (6) is provided with a clamping pile (27), the clamping pile (27) is in a half arc shape, and the rotating angles of the first connecting rod (5) and the second connecting rod (7) are in a half arc shape.

5. An emergency airstair of claim 1, wherein: the outer side of the third sliding block (16) is provided with a locking buckle (28), the two brackets (14) are different in size, and the roller (2) is foldable.

6. An emergency airstair of claim 1, wherein: the bolt (19) penetrates through the bedplate (13) and the bracket (14), and a balance rod (29) is arranged at the joint of the brace rod (17) and the third sliding block (16).