CN209835363U - Car roof safety window for high-speed fire ladder - Google Patents

Abstract

The utility model discloses a sedan-chair top safety window for high-speed fire ladder. The safety window mainly comprises a window frame, an upper window cover and a lower window cover. The window frame is hinged with the upper layer car roof through a hinge and can turn over around a hinged point, and the upper window cover is welded below the window frame. The lower window cover is an integrally bent C-shaped plate, and the C-shaped opening is opposite to the upper window cover and is connected with the upper window cover through welding. In addition, a safety window switch for connecting the window frame and the upper car roof is arranged on the window frame and the upper car roof, and through holes which are opposite to the key rotating locking rods on the safety window switch are correspondingly formed in the upper window cover and the lower window cover. And a sound insulation material is arranged between the upper window cover and the lower window cover. The utility model discloses a safety window simple structure, simple to operate, with low costs, give sound insulation effectual and more pleasing to the eye. The safety window switch can realize that the car is inside and outside two kinds of modes and unblank, practicality greatly increased. The utility model is suitable for a double-deck sedan-chair top structure fire ladder.

Description

Car roof safety window for high-speed fire ladder

Technical Field

The utility model belongs to the technical field of the elevator, a sedan-chair top safety window for high-speed fire ladder is related to.

Background

The fire elevator needs to set up safety window at the sedan-chair top, and high-speed fire elevator in order to reduce the windage and realize the double-deck sound insulation of sedan-chair top, generally adopts double-deck sedan-chair top, divides two-layer down. In order to meet the national standard requirement, safety windows are opened on the upper layer and the lower layer, and the size of the safety windows must meet the national standard minimum requirement.

As shown in fig. 1, due to the space limitation between the upper and lower car roofs, the existing car roof safety window can only be installed on the upper car roof, and the safety window on the lower car roof cannot be closed and is not beautiful. Simultaneously, double-deck sedan-chair top structure loses syllable-dividing effect: noise transmitted from the top of the upper-layer car directly enters the car, noise in the car is large, and the comfort is low.

Disclosure of Invention

The utility model aims to solve the technical problem that a sedan-chair top safety window of lower floor safety window about can closing double-deck sedan-chair top simultaneously simple structure is provided.

In order to solve the above problems, the utility model discloses a realize through following technical scheme:

a car roof safety window for a high-speed fire-fighting ladder is characterized in that safety windows are formed in an upper car roof and a lower car roof of the high-speed fire-fighting ladder, and a circle of mounting frame protruding upwards is arranged above the upper car roof along the safety windows;

the car roof safety window comprises: the car roof structure comprises a window frame, an upper window cover and a lower window cover, wherein the window frame is hinged with the installation square frame and can turn around a hinged point, the upper window cover is fixedly connected with the window frame and matched with a safety window of the upper car roof, and the lower window cover is fixedly connected with the upper window cover and matched with a safety window of the lower car roof.

Furthermore, the car roof safety window is of an integrated structure;

the upper window cover is connected with the window frame in a welding mode;

the lower window cover is a C-shaped plate which is formed by bending integrally, a C-shaped opening of the lower window cover is opposite to the upper window cover, and the lower window cover is connected with the upper window cover in a welding mode; a cavity is formed between the upper window cover and the lower window cover.

Further, sound insulation material is arranged in the cavity.

Furthermore, the sound insulation material is provided with 2 layers which are respectively stuck on the upper window cover and the lower window cover. Through setting up double-deck sound-proof material, can effectively reduce the car noise in, improve the comfort.

Further, the window frame is hinged with the installation square frame through a hinge.

Furthermore, the height of the mounting frame relative to the upper layer car roof protrusion is the same as the thickness of the window frame, the thickness of the upper window cover is the same as that of the upper layer car roof plate, and the thickness of the lower window cover is the same as that of the lower layer car roof plate.

Further, the car top safety window still includes: the safety window switch is arranged on the window frame and the installation frame and used for connecting the window frame and the installation frame;

the safety window switch is arranged on the window frame at a position different from the hinged position; the safety window switch is provided with a key rotating lock rod which can be screwed and is used for opening and closing the safety window switch;

the upper window cover and the lower window cover are both provided with through holes which are opposite to the key rotation locking rod.

The beneficial effects of the utility model reside in that:

the utility model discloses a sedan-chair top safety window simple structure, simple to operate, it is with low costs. The double-layer car top with the safety window can be specially used for closing the safety windows of the upper and lower car tops at the same time, and the visual aesthetic feeling is improved. Simultaneously, for the sedan-chair top safety window of individual layer, it is better to separate the effect of making an uproar.

Drawings

FIG. 1 is a schematic structural view of a double-deck ceiling of a conventional high-speed fire ladder;

FIG. 2 is a schematic view of the car roof safety window of the present invention;

FIG. 3 is a schematic structural view of the upper window cover of the present invention;

FIG. 4 is a schematic structural view of the lower window cover of the present invention;

FIG. 5 is a schematic view showing the open state of the safety window on the car roof according to the present invention;

FIG. 6 is a schematic view of the state of the upper window cover when the car top safety window is closed;

FIG. 7 is a schematic view of the lower window cover state when the car top safety window is closed;

reference numerals: 1-window frame, 2-upper window cover, 3-lower window cover, 4-hinge, 5-safety window switch, 6-upper car roof, 61-installation frame and 7-lower car roof.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in figure 5, the upper layer of the car top 6 and the lower layer of the car top 7 of the high-speed fire-fighting ladder are both provided with safety windows, and the upper layer of the car top 6 is connected with a car top safety window. This sedan-chair top safety window structure is shown in fig. 2, and formula structure as an organic whole includes: the car comprises a window frame 1, an upper window cover 2 matched with a safety window of an upper layer car roof 6, a lower window cover 3 matched with a safety window of a lower layer car roof 7 and a safety window switch 5.

The upper window cover 2 is arranged below the window frame 1, and both are made of steel materials and are connected through welding. As shown in fig. 4, the lower window cover 3 is a C-shaped steel plate formed by bending integrally, and the C-shaped steel plate includes a bottom plate and two side plates perpendicular to the bottom plate. The C-shaped opening of the lower window cover 3 is opposite to the upper window cover 2, the two side plates are respectively connected with the upper window cover 2 in a welding way, and a cavity is formed between the upper window cover 2 and the lower window cover 3. An upper and a lower 2 layers of sound insulation materials are arranged in the cavity and are respectively stuck on the lower surface of the upper window cover 2 and the bottom plate of the lower window cover 3 (the sound insulation materials are not shown in the drawing).

As shown in fig. 2 and 6, a ring of mounting frames 61 protruding upwards is arranged above the upper car roof 6 along the safety window. The height of the installation frame 61 protruding relative to the upper car roof 6 is the same as the thickness of the window frame 1, and the surface of the window frame 1 is flush with the surface of the installation frame 61. The window frame 1 is hinged to the mounting frame 61 by two hinges 4, and the window frame 1 can be turned over around the hinge point.

The thickness of the upper window cover 2 is consistent with that of the upper layer car roof plate, and the thickness of the lower window cover 3 is consistent with that of the lower layer car roof plate. When the safety window is closed, the lower window cover 3 is flush with the lower deck ceiling 7 and the upper window cover 2 is flush with the upper deck ceiling 6, see fig. 6 and 7.

As shown in fig. 6, a security window switch 5 is provided on the window frame 1 and the installation frame 61 on the side opposite to the hinge 4 for connecting the window frame 1 and the installation frame 61.

The structure of the safety window switch 5 refers to chinese patent CN107605257A, a car roof safety window switch for elevator. The difference lies in, the utility model provides a safety window switch 5 has removed the electric lock, has remain the mechanical lock. The mechanical lock includes: the key rotates locking lever, mechanical latch hook and locking spring. Wherein, the mechanical lock hook is installed on the installation frame 61, one side of the mechanical lock hook is provided with a mechanical lock rod, and the mechanical lock rod is provided with a key rotation lock rod connected to the window frame 1. The window frame 1 is provided with a mounting plate which is formed by bending steel plates, and two sides of the mounting plate are provided with symmetrical mounting flanges. The locking spring is connected with the side face of the mounting plate and the mechanical lock rod, and in a locking state, the locking spring tensions the mechanical lock rod to enable the mechanical lock rod to be matched with the mechanical lock hook to complete locking.

In this embodiment, the security window switch 5 is also fitted with a key that turns the key-turn locking lever. The window frame 1, the upper window cover 2 and the lower window cover 3 are all provided with through holes facing the key-operated locking rods, as shown in fig. 2 to 4. The key-operated locking bar is protruded downwardly from the through-holes of the window frame 1 and the upper window cover 2.

The utility model discloses a safe window mode of unblanking includes:

1. unlocking in the car: the key is used and extends into the lower window cover 3 from the through hole, and the key is screwed to rotate the lock rod, so that the mechanical lock rod is separated from the mechanical lock hook.

2. Unlocking the outside of the car: the mechanical lock rod and the mechanical lock hook can be separated directly by hands, and the safety window can be opened.

The two unlocking modes are combined, so that the lock is safe, convenient and practical.

The above is only the preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and for those skilled in the art, a plurality of improvements and decorations on the premise of the principle of the present invention should be considered as the protection scope of the present invention.

Claims (7)

1. The utility model provides a sedan-chair top safety window for high-speed fire ladder, safety window has all been opened on upper sedan-chair top (6) and lower floor's sedan-chair top (7) of high-speed fire ladder, and upper sedan-chair top (6) top is equipped with the bellied installation square frame (61) that makes progress of round along its safety window, its characterized in that, sedan-chair top safety window includes: the car roof structure comprises a window frame (1) hinged with an installation square frame (61) and capable of being turned around a hinged point, an upper window cover (2) fixedly connected with the window frame (1) and matched with a safety window of an upper-layer car roof (6), and a lower window cover (3) fixedly connected with the upper window cover (2) and matched with a safety window of a lower-layer car roof (7).

2. The ceiling safety window for a high speed fire ladder of claim 1, wherein the ceiling safety window is a one-piece structure; the upper window cover (2) is connected with the window frame (1) in a welding way;

the lower window cover (3) is a C-shaped plate which is formed by bending integrally, a C-shaped opening of the lower window cover (3) is opposite to the upper window cover (2), and the lower window cover (3) is connected with the upper window cover (2) in a welding way; a cavity is formed between the upper window cover (2) and the lower window cover (3).

3. The ceiling safety window for a high speed fire ladder of claim 2, wherein a sound insulating material is disposed within the cavity.

4. The safety window for the ceiling of a high-speed fire ladder as recited in claim 3, wherein the soundproof material is provided with 2 layers, which are respectively adhered to the upper window cover (2) and the lower window cover (3).

5. The safety window on the ceiling of a high-speed fire ladder according to any one of claims 1 to 4, wherein the window frame (1) is hinged to the mounting frame (61) by means of hinges (4).

6. The ceiling security window for a high-speed fire ladder according to claim 5, wherein the height of the installation frame (61) protruding with respect to the upper ceiling (6) is the same as the thickness of the window frame (1), the thickness of the upper window cover (2) is the same as the upper ceiling, and the thickness of the lower window cover (3) is the same as the lower ceiling.

7. The ceiling safety window for a high speed fire ladder of claim 1, further comprising: a safety window switch (5) arranged on the window frame (1) and the mounting frame (61) and used for connecting the window frame and the mounting frame;

the safety window switch (5) is arranged on the window frame (1) at a position different from the hinged position; the safety window switch (5) is provided with a key rotating lock rod which can be twisted and is used for opening and closing the safety window switch (5);

the upper window cover (2) and the lower window cover (3) are both provided with through holes which are opposite to the key rotation locking rod.