CN216336047U

CN216336047U - Ventilation unit is used in elevator emergency

Info

Publication number: CN216336047U
Application number: CN202122932048.4U
Authority: CN
Inventors: 李健
Original assignee: Guangdong Fast Elevator Co ltd
Current assignee: Guangdong Fast Elevator Co ltd
Priority date: 2021-11-26
Filing date: 2021-11-26
Publication date: 2022-04-19
Anticipated expiration: 2031-11-26

Abstract

The utility model discloses a ventilation device for elevator emergency, comprising: the box, activated carbon net is installed to the box inner chamber, activated carbon net up end is fixed with the handle, box one side is fixed with the intake pipe, the intake pipe inner chamber is fixed with the support frame, rotating vane is installed through the bearing rotation to support frame one end, the support frame opposite side is fixed with micro motor, rotating vane fixed surface has the outer pole, the outer pole inner chamber is fixed with spring one. According to the utility model, through secondary filtration of the filter screen and the activated carbon screen, ventilated gas can be filtered, harmful gas is prevented from entering the elevator box when sudden conditions such as fire disasters occur, the filter screen is convenient to disassemble, the surface of the filter screen can be scraped by the brush, the blocking condition is prevented from occurring, the ventilation speed is prevented from being influenced, the position of the air injection valve can be adjusted through the lifting plate, so that the gas can be sent to the appropriate height in the elevator box, and people in the elevator can breathe conveniently.

Description

Ventilation unit is used in elevator emergency

Technical Field

The utility model relates to the field of elevator equipment, in particular to a ventilation device for elevator emergency.

Background

Elevators are permanent transport devices serving a number of specific floors in a building, the cars of which move on at least two rigid tracks perpendicular to the horizontal plane or inclined at an angle of less than 15 ° to the vertical, and are divided into ladders and shafts, in which a ventilation device is used to deliver breathing gas into the body of the shaft.

Current elevator is ventilation unit for emergency, at its in-process that uses, singly send into gas to its elevator box through the air pump, do not possess gas filtration's work ability for harmful flue gas enters into and can cause danger during the conflagration, and exhausts and generally establishes at the roof, is unfavorable for elevator incasement personnel to breathe.

To this end, we propose an elevator emergency ventilation device that solves the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a ventilation device for elevator emergency, which solves the problems that the existing ventilation device for elevator emergency is provided in the background technology, gas is simply sent into an elevator box through a gas pump, the work energy of gas filtration is not provided, harmful smoke can enter the ventilation device to cause danger in case of fire, and exhaust gas is generally arranged on the top of the elevator box and is not beneficial to the breathing of personnel in the elevator box.

In order to achieve the purpose, the utility model provides the following technical scheme:

an elevator emergency ventilation device, comprising: the box, activated carbon net is installed to the box inner chamber, activated carbon net up end is fixed with the handle, box one side is fixed with the intake pipe, the intake pipe inner chamber is fixed with the support frame, support frame one end is passed through the bearing and is rotated and install rotor blade, the support frame opposite side is fixed with micro motor, rotor blade fixed surface has the outer pole, the outer pole inner chamber is fixed with spring one, an extension end of spring is fixed with interior pole, interior pole extension end is fixed with the brush, the filter screen is installed to the intake pipe inner chamber.

In a further embodiment, the filter screen both ends are fixed with the draw-in groove, the draw-in groove inner chamber is fixed with spring two, spring two extension ends are fixed with the fixture block, extrude the fixture block and can make it retract in the draw-in groove.

In a further embodiment, the fixture block with the intake pipe activity cup joints, the filter screen passes through the draw-in groove the fixture block with constitute fixed knot between the intake pipe and construct, make its filter screen dismouting of being convenient for, later maintenance convenient and fast.

In a further embodiment, the box surface height has the hydraulic stem, the flexible end of hydraulic stem is fixed with the lifter plate, the terminal surface is fixed with the connecting pipe under the hydraulic stem, the jet-propelled valve is installed to terminal surface equidistance under the connecting pipe, and the lifter plate can height-adjusting to make its discharge valve highly can adjust, more do benefit to elevator incasement personnel's breathing.

In a further embodiment, a hose is fixed on the lower end face of the box body, and the output end of the hose is connected with the connecting pipe, so that the filtered gas in the box body can be sent into the connecting pipe.

In a further embodiment, the brush is connected with the surface of the filter screen, and the brush can scrape the surface of the filter screen and clean the surface to prevent blockage.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, through secondary filtration of the filter screen and the activated carbon screen, ventilated gas can be filtered, harmful gas is prevented from entering the elevator box when sudden conditions such as fire disasters occur, the filter screen is convenient to disassemble, the surface of the filter screen can be scraped by the brush, the blocking condition is prevented from occurring, the ventilation speed is prevented from being influenced, the position of the air injection valve can be adjusted through the lifting plate, so that the gas can be sent to the appropriate height in the elevator box, and people in the elevator can breathe conveniently.

Drawings

Fig. 1 is a schematic view of the structure of an emergency ventilation apparatus for an elevator;

FIG. 2 is a schematic structural view of a cross section of an air inlet pipe according to the present invention;

fig. 3 is an enlarged schematic view of the structure at a in the present invention.

In the figure: 1. a box body; 2. an activated carbon mesh; 3. a handle; 4. an air inlet pipe; 5. a support frame; 6. a rotor blade; 7. a micro motor; 8. an outer rod; 9. a first spring; 10. an inner rod; 11. a brush; 12. filtering with a screen; 13. a card slot; 14. a second spring; 15. a clamping block; 16. a hydraulic lever; 17. a lifting plate; 18. a connecting pipe; 19. an air blast valve; 20. a hose.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, 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 invention.

Example 1

Referring to fig. 1 to 3, in the present invention, an emergency ventilation apparatus for an elevator includes: the device comprises a box body 1, an active carbon net 2 is arranged in an inner cavity of the box body 1, a handle 3 is fixed on the upper end face of the active carbon net 2, an air inlet pipe 4 is fixed on one side of the box body 1, a support frame 5 is fixed in the inner cavity of the air inlet pipe 4, a rotating blade 6 is rotatably arranged at one end of the support frame 5 through a bearing, a micro motor 7 is fixed on the other side of the support frame 5, an outer rod 8 is fixed on the surface of the rotating blade 6, a first spring 9 is fixed in the inner cavity of the outer rod 8, an inner rod 10 is fixed at the extending end of the first spring 9, a brush 11 is fixed at the extending end of the inner rod 10, a filter screen 12 is arranged in the inner cavity of the air inlet pipe 4, clamping grooves 13 are fixed at two ends of the filter screen 12, a second spring 14 is fixed in the inner cavity of the clamping groove 13, a clamping block 15 is fixed at the extending end of the second spring 14, the clamping block 15 is movably sleeved with the air inlet pipe 4, the filter screen 12 forms a fixed structure through the clamping groove 13, the brush 11 is connected with the surface of the filter screen 12, and rotates through the rotating end of the micro motor 7, can drive rotor blade 6 rotatory to inhale intake pipe 4 with its gas, once filter gas through filter screen 12, in box 1 was sent into to rethread intake pipe 4, through the active carbon net 2 secondary filter gas of installation in the box 1, can be in special case like the conflagration, harmful particle impurity among the filter gas.

Example 2

Referring to fig. 1, the difference from embodiment 1 is: the height of the surface of the box body 1 is provided with a hydraulic rod 16, the telescopic end of the hydraulic rod 16 is fixed with a lifting plate 17, the lower end face of the hydraulic rod 16 is fixed with a connecting pipe 18, the lower end face of the connecting pipe 18 is equidistantly provided with air injection valves 19, the lower end face of the box body 1 is fixed with a hose 20, the output end of the hose 20 is connected with the connecting pipe 18, the hydraulic rod 16 can drive the lifting plate 17 to move up and down, and therefore the height of the air injection valves 19 is adjusted to a proper position, and people in the elevator can easily inhale oxygen.

The working principle of the utility model is as follows: firstly, the fixture block 15 is manually extruded, the spring II 14 is extruded by the fixture block 15 to be retracted into the clamping groove 13, then the filter screen 12 is sleeved and inserted into the inner cavity of the air inlet pipe 4 and is installed at a preset position, the fixture block 15 is extruded to reset and move through the elastic characteristic of the spring II 14 and is sleeved and inserted into a preset jack of the air inlet pipe 4, the filter screen 12 is fixedly installed in the inner cavity of the air inlet pipe 4, the rotating blade 6 can be driven to rotate through the rotation end of the micro motor 7, so that the gas is sucked into the air inlet pipe 4, the gas is filtered once through the filter screen 12 and is sent into the box body 1 through the air inlet pipe 4, the gas is filtered for the second time through the activated carbon net 2 installed in the box body 1 and then sent into the connecting pipe 18 through the hose 20, the gas is sent into the elevator through the plurality of gas injection valves 19 at the lower end of the connecting pipe 18, and the lifting plate 17 can be driven to lift and move up and down through the hydraulic rod 16, thereby the height of the air injection valve 19 is adjusted to a proper position, the oxygen absorption of personnel in the elevator is easy, and the working principle of the utility model is completed.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. An elevator emergency ventilation device, comprising: box (1), activated carbon net (2) are installed to box (1) inner chamber, activated carbon net (2) up end is fixed with handle (3), box (1) one side is fixed with intake pipe (4), intake pipe (4) inner chamber is fixed with support frame (5), rotating vane (6) are installed through the bearing rotation to support frame (5) one end, support frame (5) opposite side is fixed with micro motor (7), rotating vane (6) surface fixation has outer pole (8), outer pole (8) inner chamber is fixed with spring (9), interior pole (10) are fixed with to spring (9) extension end, interior pole (10) extension end is fixed with brush (11), filter screen (12) are installed to intake pipe (4) inner chamber.

2. The emergency ventilation device for the elevator according to claim 1, wherein clamping grooves (13) are fixed at two ends of the filter screen (12), a second spring (14) is fixed in an inner cavity of each clamping groove (13), and a clamping block (15) is fixed at an extended end of each second spring (14).

3. The elevator emergency ventilation device according to claim 2, wherein the fixture block (15) is movably sleeved with the air inlet pipe (4), and the filter screen (12) forms a fixable structure with the air inlet pipe (4) through the fixture block (15) of the fixture groove (13).

4. The emergency ventilation device for the elevator according to claim 1, wherein a hydraulic rod (16) is arranged on the surface of the box body (1) at a high level, a lifting plate (17) is fixed at the telescopic end of the hydraulic rod (16), a connecting pipe (18) is fixed at the lower end surface of the hydraulic rod (16), and air injection valves (19) are arranged on the lower end surface of the connecting pipe (18) at equal intervals.

5. An elevator emergency ventilating device according to claim 4, wherein a hose (20) is fixed to a lower end surface of the case (1), and an output end of the hose (20) is connected to the connection pipe (18).

6. An elevator emergency ventilation device according to claim 1, wherein the brush (11) is attached to the surface of the screen (12).