CN211598486U

CN211598486U - Life saving ladder for fire fighting

Info

Publication number: CN211598486U
Application number: CN201921984491.2U
Authority: CN
Inventors: 于三杰
Original assignee: Individual
Current assignee: Xiamen Xinglian Zhonghe Fire Technology Co ltd
Priority date: 2019-11-16
Filing date: 2019-11-16
Publication date: 2020-09-29
Anticipated expiration: 2029-11-16

Abstract

The utility model provides a lifesaving ladder for fire control relates to fire control technical field. This emergency escape ladder for fire control, including four support columns, the bottom of support column all articulates there is anti-skidding seat, be located between two left support columns and be located and all be provided with a plurality of footboard device between two support columns on right side, both ends are fixed respectively and cup joint the surface at two support columns around the footboard device, two support columns that are located the place ahead and be located all are provided with stretching device between two support column upper ends of rear side, stretching device's bottom respectively with two support column fixed connection, the support ring has all been cup jointed to the upper end of four support columns, two stretching device bottoms respectively with the last fixed surface of support ring is connected. This emergency escape ladder for fire control through setting up footboard device, stretching device and fixing device, has reached the effect that the upset emergency escape ladder has increased the length of emergency escape ladder, has solved the problem that current structure extension ladder is connected insecure and the limited inconvenient carrying of use length.

Description

Life saving ladder for fire fighting

Technical Field

The utility model relates to a fire control technical field specifically is a lifesaving ladder for fire control.

Background

Fire fighting, namely elimination and prevention (namely, prevention and solution of human, natural and accidental disasters encountered in the life, work and learning process of people), certainly has a narrow meaning in the early stage of people understanding: meaning (extinguishing) fire. Fire fighting and prevention, modern meaning fire fighting can be understood more deeply as eliminating danger and preventing disasters.

When the fire rescue, need use the fire ladder, the fire ladder among the prior art is mostly extension ladder, and extension ladder has a lot of shortcomings, for example: the structure is unstable, the telescopic joint is not firmly fixed, and potential safety hazards are easy to occur; the use length is limited, and the device is not suitable for overhigh buildings, is not convenient to carry and influences the rescue efficiency.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a lifesaving ladder for fire control has solved the current structure extension ladder insecure connection and has used the limited inconvenient problem of carrying of length.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a fire-fighting lifesaving ladder comprises four supporting columns, wherein the bottoms of the supporting columns are hinged with anti-skidding seats, a plurality of pedal devices are arranged between two supporting columns on the left side and between two supporting columns on the right side respectively, the front ends and the rear ends of the pedal devices are fixedly sleeved on the outer surfaces of the two supporting columns respectively, stretching devices are arranged between the two supporting columns in front and the upper ends of the two supporting columns on the rear side respectively, the bottoms of the stretching devices are fixedly connected with the two supporting columns respectively, the upper ends of the four supporting columns are fixedly sleeved with supporting rings respectively, the bottoms of the two stretching devices are fixedly connected with the upper surfaces of the supporting rings respectively, the middle positions of the stretching devices are hinged with a plurality of pedal devices on the left side and the right side respectively, each pedal device comprises a supporting rod and a pedal, the two ends of the supporting rod are fixedly sleeved on the, the end of the left pedal close to the end of the right pedal is hinged with the stretching device, the upper ends of the two support columns on the right side are fixedly connected with the fixing device, the stretching device comprises two telescopic rods, a hinged block, two connecting rods and two pull rods, the bottom ends of the two telescopic rods are respectively fixedly connected with the upper surfaces of the two support rings, the hinged block is positioned above the two telescopic rods, the upper ends of the two telescopic rods are respectively hinged with the left end and the right end of the hinged block, the two connecting rods are positioned between the two telescopic rods, the upper ends of the two connecting rods are hinged with the hinged block, the two pull rods are respectively in sliding connection with the surfaces of the two support columns close to each other, the left pull rod and the right pull rod are respectively hinged with the ends of the left pedal close to the right pedal, the bottom ends of the two connecting rods are respectively hinged with the upper ends, the threaded rod is inserted in the sleeve, the threaded rod is connected with the sleeve in a rotating mode, the two ejector blocks are respectively in threaded sleeve joint in the outer portion of the threaded rod, the two ejector blocks are all in sliding connection with the bottom surface of the sleeve, the upper ends of the two ejector blocks are inserted in the inner portion located at the upper end of the left support column, the upper ends located at the left support column are provided with clamping grooves, and the upper ends of the two ejector blocks are inserted in the clamping grooves.

Preferably, four support columns are arranged in parallel, a plurality of pedal devices are distributed at equal intervals, and the support columns can play a role in supporting the pedal devices.

Preferably, the pedals are of L-shaped structures, when the pedals are not stressed, the ends, close to each other, of the pedals are horizontal, the L-shaped structures are arranged, and the right ends of the pedals are more easily driven by the tension device.

Preferably, the upper end of kicking block is L type structure, and two kicking blocks set up with telescopic central line symmetry, set up the fixed stay post that L type kicking block can stabilize.

Preferably, the vertical section of the clamping groove is of a T-shaped structure, and the T-shaped structure is matched with the ejector block to achieve the effect of stable connection.

(III) advantageous effects

The utility model provides a lifesaving ladder for fire control. The method has the following beneficial effects:

1. the lifesaving ladder for fire fighting is provided with the pedal device, the stretching device and the fixing device, when the lifesaving ladder is combined, the two telescopic rods start to rotate relative to the hinged block, the two supporting columns on the left side and the two supporting columns on the right side are pulled at the moment, the telescopic rods start to be in a stretching state, the hinged block starts to be far away from the supporting ring, the pull rod is pulled through the connecting rod when the hinged block moves, the pedal can be pulled when the pull rod moves, after the pull is completed, be located left two support column upper ends and peg graft respectively in two telescopic insides, rotate the threaded rod, can drive two kicking blocks when the threaded rod rotates and move to draw-in groove inside, the fixed stay post that can stabilize this moment has reached the effect that the upset emergency ladder has increased the length of emergency ladder, has solved the problem that current structure extension ladder is connected insecure and the limited inconvenient carrying of use length.

2. This emergency escape ladder for fire control through setting up anti-skidding seat, and the bottom surface of anti-skidding seat is recess column structure, and anti-skidding seat can increase the frictional force between emergency escape ladder and the ground to no matter how change the angle of emergency escape ladder, anti-skidding seat all can with ground in close contact with, has reached the effect of firm emergency escape ladder, has solved prior art's emergency escape ladder and has skidded easily with ground, causes the accident.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a schematic view of the connection between the fixing device and the support post according to the present invention;

fig. 4 is an enlarged view of a portion a in fig. 2 according to the present invention.

The device comprises a support column 1, an anti-slip seat 2, a pedal device 3, a support rod 301, a pedal 302, a stretching device 4, a telescopic rod 401, a hinge block 402, a connecting rod 403, a pull rod 404, a fixing device 5, a sleeve 501, a threaded rod 502, a top block 503, a support ring 6 and a clamping groove 7.

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.

The embodiment of the utility model provides a lifesaving ladder is used in fire control:

in the first embodiment, as shown in fig. 1-4, the device comprises four supporting columns 1, the bottom ends of the supporting columns 1 are hinged with an anti-skid seat 2, a plurality of pedal devices 3 are respectively arranged between two supporting columns 1 on the left side and between two supporting columns 1 on the right side, the front and rear ends of the pedal devices 3 are respectively fixedly sleeved on the outer surfaces of the two supporting columns 1, the four supporting columns 1 are arranged in parallel, the pedal devices 3 are distributed at equal intervals, the supporting columns 1 can play a role of supporting the pedal devices 3, a stretching device 4 is respectively arranged between the two supporting columns 1 in front and the upper ends of the two supporting columns 1 on the rear side, the bottom ends of the stretching devices 4 are respectively fixedly connected with the two supporting columns 1, the upper ends of the four supporting columns 1 are respectively fixedly sleeved with a supporting ring 6, the bottom ends of, the middle position of the stretching device 4 is respectively hinged with a plurality of pedal devices 3 at the left and right sides, and the upper ends of the two support columns 1 at the right side are fixedly connected with fixing devices 5.

In the second embodiment, as shown in fig. 1 to 4, the pedal device 3 includes a supporting rod 301 and pedals 302, two ends of the supporting rod 301 are respectively fixedly sleeved outside the two supporting columns 1, a middle position of the pedals 302 is located below the supporting rod 301 and hinged to the supporting rod 301, ends of the left and right pedals 302 close to each other are hinged to the stretching device 4, the pedals 302 are L-shaped, when the pedals 302 are not stressed, the ends of the pedals 302 close to each other are horizontal, the L-shaped structure is provided, and the right ends of the pedals 302 are more easily driven by the stretching device 4.

In a third embodiment, as shown in fig. 1 to 4, the stretching device 4 includes two telescopic rods 401, a hinge block 402, two connecting rods 403 and two pull rods 404, bottom ends of the two telescopic rods 401 are respectively fixedly connected to upper surfaces of the two support rings 6, the hinge block 402 is located above the two telescopic rods 401, upper ends of the two telescopic rods 401 are respectively hinged to left and right ends of the hinge block 402, the two connecting rods 403 are located between the two telescopic rods 401, upper ends of the two connecting rods 403 are both hinged to the hinge block 402, the two pull rods 404 are respectively slidably connected to faces of the two support columns 1 close to each other, the left and right pull rods 404 are respectively hinged to ends of the left and right pedals 302 close to each other, and bottom ends of the two connecting rods 403 are respectively hinged to upper ends of the two pull rods 404.

In a fourth embodiment, as shown in fig. 1 to 4, the fixing device 5 includes a sleeve 501, a threaded rod 502 and two top blocks 503, a bottom surface of the sleeve 501 is fixedly connected with the supporting column 1, the threaded rod 502 is inserted into the sleeve 501, an upper end of each top block 503 is in an L-shaped structure, the two top blocks 503 are symmetrically arranged with a central line of the sleeve 501, the supporting column 1 is stably fixed by the L-shaped top blocks 503, the threaded rod 502 is rotatably connected with the sleeve 501, the two top blocks 503 are respectively sleeved outside the threaded rod 502 in a threaded manner, the two top blocks 503 are both slidably connected with the bottom surface of the sleeve 501, upper ends of the two top blocks 503 are both inserted into an upper end of the left supporting column 1, upper ends of the two supporting columns 1 on the left side are both provided with a clamping groove 7, upper ends of the two top blocks 503 are inserted into the clamping groove 7, a vertical cross section of the clamping groove 7 is in, the effect of stable connection is achieved.

When the combined escape ladder is used, the two telescopic rods 401 start to rotate relative to the hinged block 402, the left two support columns 1 and the right two support columns 1 are pulled at the moment, the telescopic rods 401 start to be in a stretching state at the moment, the hinged block 402 starts to be far away from the support ring 6, the connecting rod 403 pulls the pull rod 404 when the hinged block 402 moves, the pedal 302 can be pulled when the pull rod 404 moves, after the pulling is completed, the upper ends of the two support columns 1 on the left side are respectively inserted into the two sleeves 501, the threaded rod 502 is rotated, the threaded rod 502 can drive the two top blocks 503 to move towards the inside of the clamping groove 7 when rotating, and the fixed support columns 1 can be stabilized at the.

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

Claims

1. The utility model provides a lifesaving ladder for fire control, includes four support columns (1), its characterized in that: the bottom of support column (1) all articulates there is antiskid seat (2), be located between two left support columns (1) and be located and all be provided with a plurality of footboard device (3) between two support columns (1) on right side, both ends are fixed respectively and cup joint the surface at two support columns (1) around footboard device (3), two support columns (1) that are located the place ahead and be located all are provided with stretching device (4) between two support column (1) upper ends of rear side, the bottom of stretching device (4) respectively with two support column (1) fixed connection, the intermediate position of stretching device (4) is articulated with a plurality of footboard device (3) of the left and right sides respectively, the equal fixedly connected with fixing device (5) in upper end of two support columns (1) that are located the right side.

2. A fire escape ladder as defined in claim 1, further comprising: the pedal device (3) comprises a supporting rod (301) and pedals (302), two ends of the supporting rod (301) are fixedly sleeved outside the two supporting columns (1) respectively, the middle positions of the pedals (302) are located below the supporting rod (301) and hinged to the supporting rod (301), and one ends, close to each other, of the left pedal (302) and the right pedal (302) are hinged to the stretching device (4).

3. A fire escape ladder as defined in claim 2, wherein: the upper ends of the four supporting columns (1) are fixedly sleeved with supporting rings (6), and the bottom ends of the two stretching devices (4) are fixedly connected with the upper surfaces of the supporting rings (6) respectively.

4. A fire escape ladder as defined in claim 3, wherein: the stretching device (4) comprises two telescopic rods (401), a hinging block (402), two connecting rods (403) and two pull rods (404), the bottom ends of the two telescopic rods (401) are respectively fixedly connected with the upper surfaces of the two support rings (6), the hinging block (402) is positioned above the two telescopic rods (401), the upper ends of the two telescopic rods (401) are respectively hinged with the left end and the right end of the hinging block (402), the two connecting rods (403) are positioned between the two telescopic rods (401), and the upper ends of two connecting rods (403) are hinged with a hinge block (402), two pull rods (404) are respectively in sliding connection with one surfaces of two support columns (1) close to each other, the left pull rod and the right pull rod (404) are respectively hinged with one ends of a left pedal and a right pedal (302) close to each other, and the bottom ends of the two connecting rods (403) are respectively hinged with the upper ends of the two pull rods (404).

5. A fire escape ladder as defined in claim 4, wherein: fixing device (5) include sleeve (501), threaded rod (502) and two kicking blocks (503), the bottom surface and support column (1) fixed connection of sleeve (501), threaded rod (502) are pegged graft in the inside of sleeve (501), threaded rod (502) are rotated with sleeve (501) and are connected, two kicking blocks (503) are the outside of screw thread cover joint in threaded rod (502) respectively, two kicking blocks (503) all with the bottom surface sliding connection of sleeve (501), the inside that is located left side support column (1) upper end is all pegged graft to the upper end of two kicking blocks (503).

6. A fire escape ladder as defined in claim 5, wherein: clamping grooves (7) are formed in the upper ends of the two supporting columns (1) on the left side, and the upper ends of the two top blocks (503) are inserted into the clamping grooves (7).