CN212388879U

CN212388879U - Rescue passageway stair

Info

Publication number: CN212388879U
Application number: CN202020606646.5U
Authority: CN
Inventors: 陈世盛; 陈敢; 屠向明; 张细良
Original assignee: Hunan Delitong Elevator Co ltd
Current assignee: Hunan Delitong Elevator Co ltd
Priority date: 2020-04-21
Filing date: 2020-04-21
Publication date: 2021-01-22
Anticipated expiration: 2030-04-21

Abstract

The utility model discloses a rescue channel stair, which comprises a first vertical rod, a second vertical rod, a cross rod, a pedal and a telescopic handrail; two ends of the cross rod are respectively connected with the first vertical rod and the second vertical rod; the pedal is arranged between the first upright post and the second upright post through a pedal connecting rod mechanism, and the pedal connecting rod mechanism can enable the pedal to turn around the cross rod; the telescopic handrail is arranged on the second vertical rod; the bottom of first pole setting with the second pole setting all is provided with first pulley. The utility model discloses a rescue passageway stair realizes supplying the effect of emergency rescue climbing, reaches simultaneously and sparingly places the space, the effect of the operation of being convenient for.

Description

Rescue passageway stair

Technical Field

The utility model relates to a house construction equipment technical field, more specifically say, in particular to rescue passageway stair.

Background

At present, urban living conditions in China exist in a large number of old districts built in the eighties and ninety years of the last century, most buildings in the old districts are not provided with elevators when being built, and only have the stair rooms with the structure of the conventional stairs, so that inconvenience is caused when residents go on a daily trip, particularly when large objects need to be carried.

With the increasing living standard of people, the country pays more and more attention to the improvement of the public happiness index. The demand that the elevator engineering was installed additional to old building has increased gradually day by day, because the old building structure's of the elevator diversification needs to install additional, the position that many houses can install the elevator additional communicates with each other because of unable and original stair, and can't satisfy the elevator and examine the standard of accepting.

Therefore, designing a rescue channel stair capable of effectively matching with and additionally installing elevator positions is a problem to be solved urgently by technical personnel in the field

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a rescue passageway stair realizes supplying the effect of emergency rescue climbing, reaches simultaneously and sparingly places the space, the effect of the operation of being convenient for.

A rescue channel stair comprises a first vertical rod, a second vertical rod, a cross rod, a pedal and a telescopic handrail;

two ends of the cross rod are respectively connected with the first vertical rod and the second vertical rod;

the pedal is arranged between the first upright post and the second upright post through a pedal connecting rod mechanism, and the pedal connecting rod mechanism can enable the pedal to turn around the cross rod;

the telescopic handrail is arranged on the second vertical rod;

the bottom of first pole setting with the second pole setting all is provided with first pulley.

Preferably, a limiting member is further disposed on the first pulley, and the limiting member is used for limiting the sliding of the first pulley.

Preferably, the floor-mounted solar energy collecting device further comprises a cover plate, one end of the cover plate is connected with the floor above the second vertical rod, and the other end of the cover plate can rotate by taking a connection point as an axis.

Furthermore, the tops of the first vertical rod and the second vertical rod are provided with second pulleys.

Further, a groove is further formed in the cover plate and used for containing the second pulley.

Preferably, the locking device further comprises a locking member arranged on the first vertical rod, and the locking member can enable the first vertical rod to be locked on a wall surface.

Preferably, the pedal link mechanism comprises a pedal connecting rod and a lower connecting rod;

one end of the lower connecting rod is connected with the first vertical rod and can rotate by taking the connecting part as an axis, and the other end of the lower connecting rod is connected with the bottom end of the pedal connecting rod;

the number of the pedals is at least two, and each pedal is connected with the pedal connecting rod;

the top end of the pedal connecting rod is connected with the pedal positioned at the topmost part.

Preferably, the telescopic handrail comprises a connecting part, a handrail and a top part;

the connecting portion with the second pole setting is articulated, the top is passed through the handrail with connecting portion link to each other, the handrail is established in proper order by the sleeve that a plurality of internal diameters increase in proper order and is constituteed.

Furthermore, an elastic protrusion and a limiting groove are respectively arranged at two ends of each sleeve, and the elastic protrusion is matched with the limiting groove of another adjacent sleeve.

Preferably, a rotating shaft is arranged in the floor above the second vertical rod, a shaft sleeve is arranged at one end of the cover plate, and one end of the cover plate is sleeved on the rotating shaft through the shaft sleeve.

Furthermore, a lap plate is arranged on the floor above the first vertical rod, and one end, far away from the rotating shaft, of the cover plate is lapped on the lap plate.

The utility model provides a rescue passageway stair, when needs use, operating personnel rotates the second pole setting, make first pole setting rotate around the junction, overturn stair to preset position, then operate footboard link mechanism, make the footboard overturn to trample the state, later pull out flexible handrail to the expansion state, rescue passageway stair truns into the user state so far, but technical staff or rescue passenger's foot trample on the footboard, it is safe about hand flexible handrail completion, realize supplying the effect of emergency rescue climbing, reach simultaneously and sparingly place the space, the effect of the operation of being convenient for.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic structural diagram of one embodiment of a rescue channel stair according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of one embodiment of a rescue channel stair according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of one embodiment of a rescue channel stair according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of one of the implementation modes of the rescue channel stairs according to the embodiment of the present invention.

Detailed Description

In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments.

All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

As shown in fig. 1, the rescue channel stair provided by the utility model comprises a first vertical rod 1, a second vertical rod 2, a cross rod 3, a pedal 4 and a telescopic handrail 5;

two ends of the cross rod 3 are respectively connected with the first vertical rod 1 and the second vertical rod 2;

the pedal 4 is arranged between the first upright stanchion 1 and the second upright stanchion 2 through the pedal connecting rod mechanism 6, and the pedal connecting rod mechanism 6 can enable the pedal 4 to turn around the cross rod 3;

the telescopic handrail 5 is arranged on the second vertical rod 2;

the bottoms of the first vertical rod 1 and the second vertical rod 2 are both provided with a first pulley 8.

This rescue passageway stair, as shown in fig. 1, when the state of packing up at ordinary times leans on the wall, and when needs use, operating personnel pulls first pole setting 1 and/or second pole setting 2 for first pole setting 1 and/or second pole setting 2 can slide the stair lower extreme to predetermined position under the effect of first pulley 8, then operates footboard link mechanism 6, makes footboard 4 overturn to can trample the state, later pulls out flexible handrail 5 to the expansion state, and rescue passageway stair turns into the user state so far, as shown in fig. 2, technical personnel or rescue passenger can step on footboard 4 with the foot, hold flexible handrail 5 and accomplish safe going up and down.

In practical use, the rescue passageway stairs provided by the embodiment are placed in each floor waiting hall additionally provided with the elevator. Under the normal condition of elevator operation, every layer of rescue channel stairs are in a retracted state and are close to the wall surface, and the area required by the standard of a waiting hall is not influenced.

When the elevator is additionally installed and has power failure or fault, and when the elevator stops at a certain floor in the middle, technicians manually turn over the rescue channel stairs, under the action of the connecting rod mechanism, pedals 4 of the rescue channel stairs are turned to be in a horizontal state, telescopic handrails 5 of the rescue channel stairs are unfolded to meet the specified requirements, the whole rescue channel stairs form an angle of 65-75 degrees with the horizontal direction to meet the specified requirements, and the elevators are used for professional maintenance technicians and rescued passengers to safely go up and down. And after the use, the folding state is recovered, and the safety meets the standard requirement.

It should be noted that, after the pedal 4 is turned over, the corresponding cross bar 3 is arranged below the pedal 4 for supporting, so as to prevent the pedal 4 from turning over again when being trodden, and meanwhile, after the telescopic handrail 5 is unfolded, the corresponding limiting or locking part can limit the unnecessary deformation of the pedal 4 when in use.

Preferably, the first pulley 8 is further provided with a limiting member, and the limiting member is used for limiting the sliding of the first pulley 8.

That is, the first pulley 8 can be restricted from sliding further by operating a restricting member, for example, a sheet-shaped brake pad is used, but of course, other restricting methods or other types of restricting members may be used, and will not be described in detail herein.

Preferably, as shown in fig. 3, the device further comprises a cover plate 7, one end of the cover plate 7 is connected with the floor above the second vertical rod 2, and the other end can rotate by taking the connecting point as an axis.

This apron 7 is in when packing up the state at rescue passageway stair, is in the state of packing up at ordinary times equally, and when rescue passageway stair were in the user state, can rotate for the people who uses stair pass the apron 7 of turning up through rescue passageway stair and reach the first floor, perhaps passes the apron 7 of turning up and reach the next floor through rescue passageway stair, when realizing that the elevator can't use, personnel's the walking between floor and floor.

Preferably, as shown in fig. 4, the tops of the first vertical rod 1 and the second vertical rod 2 are both provided with a second pulley 9, so that when a person operates the rescue channel to slide on the stairs, the first vertical rod 1 and the second vertical rod 2 can be prevented from directly colliding with the wall surface when sliding, and friction can be reduced, so that the operation is more labor-saving.

Further, the cover plate 7 is provided with a groove, and the groove can be used for accommodating the second pulley 9.

When rescue passageway stair are in the state of packing up, because the top is provided with second pulley 9, the vertical height of stair itself will be high when comparing in the state of expanding, consequently can hold the recess of second pulley 9 through the setting for apron 7 can avoid the stair by its condition of jack-up when being in the state of packing up.

Preferably, the locking device further comprises a locking member arranged on the first vertical rod 1, and the locking member can lock the first vertical rod 1 on the wall surface.

In the practical application, the locking piece can adopt the special triangular lock of elevator, only uses dedicated triangle key can make first pole setting 1 unblock from the wall at the professional technical personnel of elevator promptly, and then makes stair can be slided to user state, avoids irrelevant personnel's maloperation.

Preferably, as shown in fig. 3, the pedal link mechanism 6 includes a pedal connecting rod 61 and a lower connecting rod 62;

one end of the lower connecting rod 62 is connected with the first vertical rod 1 and can rotate by taking the connecting part as an axis, and the other end of the lower connecting rod 62 is connected with the bottom end of the pedal connecting rod 61;

at least two pedals 4 are arranged, and each pedal 4 is connected with a pedal connecting rod 61;

the top end of the pedal connecting rod 61 is connected to the pedal 4 located at the topmost part.

When needing to overturn, at first operating lower connecting rod 62 for it rotates to drive footboard connecting rod 61 motion, but the footboard 4 that makes and link to each other with footboard connecting rod 61 realizes the upset, becomes trampling the state. In this embodiment, the lower connecting rod 62 rotates and drives the pedal connecting rod 61 to move downward, and the pedal connecting rod 61 pulls down the pedal 4 connected thereto until the pedal 4 is turned to the horizontal state for the person to step on. Of course, other rotation modes or connection modes can be adopted, and the description will not be repeated, as long as the pedal link mechanism 6 can drive the pedal 4 to turn over to the treadable state.

Preferably, as shown in fig. 4, the telescopic handle 5 includes a connecting portion 51, a handle 52 and a top portion 53;

the connecting part 51 is hinged with the second vertical rod 2, the top part 53 is connected with the connecting part 51 through the handrail 52, and the handrail 52 is formed by sequentially sleeving a plurality of sleeves with sequentially increased inner diameters.

In the collapsed state, the arm rest 52 is also in the collapsed state, with the sleeves being nested within the other sleeves in turn, and when required for use, the sleeves are pulled out in turn by grasping and pulling the top portion 53, so that the arm rest 52 is transferred from the collapsed state to the expanded state.

Furthermore, each sleeve both ends are provided with elasticity protrudingly and spacing recess respectively, and elasticity protrudingly and another telescopic spacing recess phase-match of adjacent can carry out effectual limiting displacement between the sleeve.

Preferably, a rotating shaft is arranged in the floor above the second vertical rod 2, a shaft sleeve is arranged at one end of the cover plate 7, one end of the cover plate 7 is sleeved on the rotating shaft through the shaft sleeve, namely, the cover plate 7 rotates around the rotating shaft through the shaft sleeve, so that the cover plate 7 can be conveniently and quickly converted into a turning-up state from a flat state when needed, the shaft sleeve and the rotating shaft are simple in structure, and the operation time can be reduced to a certain extent.

Further, be provided with the overlap joint board on the floor of first pole setting 1 top, the one end that the axis of rotation was kept away from to apron 7 is set up on the overlap joint board for apron 7 can obtain effective support when the state of keeping flat. If no lapping plate is provided, the cover plate 7 can be directly lapped on the second upright post, but if the height of the second upright post is not enough, the lapping plate needs to be arranged on the floor to avoid the overlong distance of lapping under the cover plate 7.

It is right above the utility model provides a rescue passageway stair have carried out detailed introduction. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims

1. A rescue channel stair is characterized by comprising a first vertical rod, a second vertical rod, a cross rod, pedals and telescopic handrails;

the telescopic handrail is arranged on the second vertical rod;

2. The rescue channel stair of claim 1, wherein the first pulley is further provided with a stopper for limiting sliding of the first pulley.

3. Rescue channel staircase as claimed in claim 1, characterized in that it further comprises a cover plate, which is connected to the floor above the second upright at one end and which can be pivoted at the point of connection.

4. Rescue channel staircase as claimed in claim 3, characterized in that the first upright and the second upright top are each provided with a second pulley.

5. Rescue channel staircase as claimed in claim 4, characterized in that the cover plate is further provided with a groove for accommodating the second pulley.

6. Rescue channel staircase as claimed in claim 1, characterized in that it further comprises a locking element arranged on the first upright, which locking element allows the first upright to be locked on a wall surface.

7. The rescue channel stair of claim 1, wherein the pedal linkage includes a pedal connecting rod and a lower connecting rod;

8. The rescue channel stair of claim 1, wherein the telescoping hand rail includes a connection portion, a hand rail, and a top portion;

9. The rescue channel stair as claimed in claim 8, wherein each sleeve is provided at both ends thereof with an elastic protrusion and a limiting groove, respectively, the elastic protrusion being matched with the limiting groove of the other adjacent sleeve.

10. Rescue channel stair according to claim 3, characterized in that a rotation shaft is arranged in the floor above the second vertical rod, a shaft sleeve is arranged at one end of the cover plate, and the shaft sleeve is sleeved at one end of the cover plate.