CN221324636U - Elevator car ventilation device - Google Patents

Abstract

The utility model relates to the technical field of elevators and discloses an elevator car ventilation device, which comprises an elevator car and long racks, wherein three first openings are formed in the middle of the top of the elevator car at equal intervals, second openings are formed in the lower parts of two sides of the elevator car, first fan blades and second fan blades are respectively and rotatably connected in the first openings and the second openings, an n-shaped baffle plate positioned above the three first openings is fixedly arranged at the top of the elevator car, a first transmission part in transmission connection with the long racks is arranged at the inner side of the n-shaped baffle plate, the first transmission part is in transmission connection with the three first fan blades, and second transmission parts in transmission connection with the first transmission parts are arranged at two sides of the elevator car; this elevator car ventilation unit has elevator operation ventilation structure, and this elevator operation ventilation structure need not to use electric power, and can send the operation of airing exhaust at the in-process of elevator operation to the effectual performance that has improved elevator car.

Description

Elevator car ventilation device

Technical Field

The utility model belongs to the technical field of elevators, and particularly relates to an elevator car ventilation device.

Background

The elevator is a vertical elevator taking a motor as power, is provided with a box-shaped nacelle and is used for taking passengers or carrying goods in a multi-storey building, and also has steps, wherein a tread plate is arranged on a track to continuously run, commonly called an escalator or a moving walk, and serves as fixed lifting equipment of a specified floor; the vertical lifting elevator is provided with a lift car which runs between at least two rows of vertical rigid guide rails, and the size and the structural form of the lift car are convenient for passengers to come in and go out or load and unload cargoes; in order to enable passengers to sit more comfortably, an electric fan is usually arranged in a car, and the electric fan needs to consume power, and is always in a starting state when the elevator is not in operation, so that power waste is caused; thus, improvements are now needed for the current situation.

Disclosure of utility model

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an elevator car ventilation unit, includes elevator car and long rack, the middle part equidistance at elevator car top leaves and is equipped with three first opening, the second opening has all been seted up to the lower part of elevator car both sides, first opening and second open-ended inside rotate respectively to be connected with first flabellum and second flabellum, the top fixed mounting of elevator car has the n shape baffle that is located three first open top, the first drive part that is connected with long rack transmission is installed to the inboard of n shape baffle, first drive part is connected with three first flabellum transmission, the second drive part that is connected with first drive part transmission is all installed to elevator car's both sides, two second drive parts are connected with two second flabellum transmission respectively.

Preferably, the first transmission part comprises a first rotating shaft, the first rotating shaft is rotationally connected to the middle part of the n-shaped baffle, the first rotating shaft is positioned on the inner side of the n-shaped baffle, a first large bevel gear is fixedly connected to the surface of the first rotating shaft at equal intervals, one end of the first rotating shaft is fixedly connected with a rotating gear which is in meshed connection with a long rack, the top of the first opening is fixedly connected with a first n-shaped block, the first fan blade is rotationally connected to the middle part of the first n-shaped block, and the top of the axis of the first fan blade is fixedly connected with a first small bevel gear which is in meshed connection with the first large bevel gear, so that the first fan blade can effectively perform positive and negative rotation to exhaust or exhaust air on the upper part of the elevator car.

Preferably, the other end of the first rotating shaft and one side close to the rotating gear are fixedly connected with a first transmission bevel gear, the two second transmission parts comprise second rotating shafts, the two second rotating shafts are rotationally connected to two sides of the elevator car, the tops of the two second rotating shafts are fixedly connected with second transmission bevel gears which are engaged and connected with the two first transmission bevel gears respectively, the bottoms of the two second rotating shafts are fixedly connected with second large bevel gears, one ends of the two second openings are fixedly provided with second n-shaped blocks, the two second fan blades are rotationally connected to the middle parts of the two second n-shaped blocks respectively, and the end parts of the axes of the two second fan blades are fixedly connected with second small bevel gears which are engaged and connected with the second large bevel gears, so that the second fan blades can effectively perform positive and negative exhaust air to perform ventilation or operation on the lower part of the elevator car.

Preferably, the bottom of the first opening and the end part of the second opening, which is positioned in the elevator car, are fixedly provided with the protective net.

Compared with the prior art, the utility model has the beneficial effects that: through being provided with elevator car, long rack, first opening, second opening, first flabellum, second flabellum, n shape baffle, first drive part and second drive part, make this elevator car ventilation unit have elevator operation ventilation structure, this elevator operation ventilation structure need not to use electric power, and can send the operation of airing exhaust at elevator operation's in-process, thereby the effectual performance that has improved elevator car, and the effectual stability of having guaranteed the ventilation and reach energy-conserving purpose, and this elevator operation ventilation structure design is simple, convenient to use, ventilation is reliable and stable, the user demand that elevator car was ventilated can be satisfied to the performance that it had.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.

In the drawings:

fig. 1 is a schematic cross-sectional view of an elevator car ventilation device of the present utility model;

FIG. 2 is a schematic diagram of a portion of the structure of FIG. 1 according to the present utility model;

FIG. 3 is a schematic diagram of a portion of the structure of FIG. 1 according to the present utility model;

In the figure: 1. an elevator car; 2. a long rack; 3. a first opening; 4. a second opening; 5. a first fan blade; 6. a second fan blade; 7. an n-shaped baffle; 8. a first transmission member; 9. a second transmission member; 10. a first n-shaped block; 11. a first bevel pinion; 12. a first rotating shaft; 13. a first large bevel gear; 14. rotating the gear; 15. a first drive bevel gear; 16. a second rotating shaft; 17. a second drive bevel gear; 18. a second large bevel gear; 19. a second n-shaped block; 20. a second bevel pinion; 21. and a protective net.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model; all other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The elevator comprises an elevator car 1 and a long toothed bar 2, wherein the long toothed bar 2 is arranged in the middle of one side of an elevator shaft, three first openings 3 are arranged at equal intervals in the middle of the top of the elevator car 1, second openings 4 are arranged at the lower parts of two sides of the elevator car 1, first blades 5 and second blades 6 are respectively and rotatably connected to the interiors of the first openings 3 and the second openings 4, an n-shaped baffle 7 positioned above the three first openings 3 is fixedly arranged at the top of the elevator car 1, a first transmission part 8 in transmission connection with the long toothed bar 2 is arranged at the inner side of the n-shaped baffle 7, the first transmission part 8 is in transmission connection with the three first blades 5, second transmission parts 9 in transmission connection with the first transmission parts 8 are respectively arranged at the two sides of the elevator car 1, and a protection net 21 is fixedly arranged at the bottoms of the first openings 3 and the interiors of the second openings 4.

The first transmission part 8 comprises a first rotating shaft 12, the first rotating shaft 12 is rotationally connected to the middle part of the n-shaped baffle 7, a first large bevel gear 13 is fixedly connected to the surface of the first rotating shaft 12, which is positioned on the inner side of the n-shaped baffle 7, a rotating gear 14 which is in meshed connection with the long rack 2 is fixedly connected to one end of the first rotating shaft 12, a first n-shaped block 10 is fixedly connected to the top of the first opening 3, a first fan blade 5 is rotationally connected to the middle part of the first n-shaped block 10, and a first small bevel gear 11 which is in meshed connection with the first large bevel gear 13 is fixedly connected to the top of the axial center of the first fan blade 5, so that the first fan blade 5 can effectively perform positive and negative rotation to perform ventilation or exhaust operation on the upper part of the elevator car 1;

When the elevator car 1 moves upwards, the upwards movement of the elevator car 1 drives the rotating gear 14 to roll on the surface of the long rack 2 to drive the first rotating shaft 12 to rotate, the rotation of the first rotating shaft 12 drives the three first large bevel gears 13 to rotate, the rotation of the three first large bevel gears 13 drives the three first small bevel gears 11 to drive the first fan blades 5 to rotate, and the rotation of the first fan blades 5 can supply air to the elevator car 1 through the first opening 3; when the elevator car 1 moves down, the first fan blade 5 sucks air in the elevator car 1 to circulate air in the elevator car 1.

The other end of the first rotating shaft 12 and one side close to the rotating gear 14 are fixedly connected with a first transmission bevel gear 15, the two second transmission parts 9 comprise second rotating shafts 16, the two second rotating shafts 16 are rotatably connected to two sides of the elevator car 1, the tops of the two second rotating shafts 16 are respectively fixedly connected with a second transmission bevel gear 17 which is meshed with the two first transmission bevel gears 15, the bottoms of the two second rotating shafts 16 are respectively fixedly connected with a second large bevel gear 18, one end of each second opening 4 is fixedly provided with a second n-shaped block 19, the two second fan blades 6 are respectively rotatably connected to the middle parts of the two second n-shaped blocks 19, and the end parts of the axes of the two second fan blades 6 are respectively fixedly connected with a second small bevel gear 20 which is meshed with the second large bevel gear 18, so that the second fan blades 6 can effectively perform positive and negative rotation to perform ventilation or exhaust air operation on the lower part of the elevator car 1;

When the first rotating shaft 12 rotates, the two first driving bevel gears 15 are driven to rotate, the two second driving bevel gears 17 are driven by the rotation of the two first driving bevel gears 15, the two second rotating shafts 16 drive the second large bevel gears 18 to rotate, the second small bevel gears 20 are driven by the rotation of the second large bevel gears 18, the second fan blades 6 are driven by the rotation of the second large bevel gears 18, and the rotation of the two second fan blades 6 can exhaust air or supply air to the interior of the elevator car 1 through the two second openings 4; and when the first fan blade 5 is used for blowing, the second fan blade 6 is used for exhausting air, and when the first fan blade 5 is used for exhausting air, the second fan blade 6 is used for blowing air.

This elevator car ventilation unit has elevator operation ventilation structure, and this elevator operation ventilation structure need not to use electric power, and can send the operation of airing exhaust at elevator operation's in-process to the effectual performance that has improved elevator car to and the effectual stability of having guaranteed the ventilation and reaching energy-conserving purpose, and this elevator operation ventilation structure design is simple, convenient to use, ventilates reliable and stable, and the performance that it had can satisfy elevator car ventilation's user demand.

Claims (4)

1. Elevator car ventilation unit, including elevator car (1) and long rack (2), its characterized in that: the middle part equidistance at elevator car (1) top leaves and is equipped with three first opening (3), second opening (4) have all been seted up to the lower part of elevator car (1) both sides, first opening (3) and the inside of second opening (4) rotate respectively and are connected with first flabellum (5) and second flabellum (6), the top fixed mounting of elevator car (1) has n shape baffle (7) that are located three first opening (3) top, first drive part (8) that are connected with long rack (2) transmission are installed to the inboard of n shape baffle (7), first drive part (8) are connected with three first flabellum (5) transmission, second drive part (9) that are connected with first drive part (8) transmission are all installed to the both sides of elevator car (1), two second drive parts (9) are connected with two second flabellum (6) transmission respectively.

2. An elevator car ventilation device according to claim 1, characterized in that: the first transmission part (8) comprises a first rotating shaft (12), the first rotating shaft (12) is rotationally connected to the middle of the n-shaped baffle (7), the first rotating shaft (12) is located on the inner side of the n-shaped baffle (7), the first large bevel gear (13) is fixedly connected to the surface of the first rotating shaft (12) at equal distance, one end of the first rotating shaft (12) is fixedly connected with a rotating gear (14) which is meshed with the long rack (2), the top of the first opening (3) is fixedly connected with a first n-shaped block (10), the first fan blade (5) is rotationally connected to the middle of the first n-shaped block (10), and the top of the axis of the first fan blade (5) is fixedly connected with a first small bevel gear (11) which is meshed with the first large bevel gear (13).

3. An elevator car ventilation device as claimed in claim 2, characterized in that: the other end of the first rotating shaft (12) and one side close to the rotating gear (14) are fixedly connected with a first transmission bevel gear (15), the two second transmission parts (9) comprise second rotating shafts (16), the two second rotating shafts (16) are rotationally connected to two sides of the elevator car (1), the tops of the two second rotating shafts (16) are fixedly connected with second transmission bevel gears (17) which are in meshed connection with the two first transmission bevel gears (15) respectively, the bottoms of the two second rotating shafts (16) are fixedly connected with second large bevel gears (18), one ends of the two second openings (4) are fixedly provided with second n-shaped blocks (19), the two second fan blades (6) are rotationally connected to the middle parts of the two second n-shaped blocks (19) respectively, and the end parts of the axes of the two second fan blades (6) are fixedly connected with second small bevel gears (20) which are in meshed connection with the second large bevel gears (18).

4. An elevator car ventilation device according to claim 1, characterized in that: the bottom of the first opening (3) and the end part of the second opening (4) positioned in the elevator car (1) are fixedly provided with a protective net (21).