CN217172873U

CN217172873U - Elevator ventilation device

Info

Publication number: CN217172873U
Application number: CN202123165120.1U
Authority: CN
Inventors: 贺凯; 张雲翔; 李琳; 王承绩
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-16
Filing date: 2021-12-16
Publication date: 2022-08-12
Anticipated expiration: 2031-12-16

Abstract

The utility model discloses an elevator ventilation device in the field of elevator ventilation, which comprises an elevator car, wherein the upper end of the elevator car is fixedly connected with an elevator ceiling, the surface of the elevator ceiling is provided with a groove which is communicated up and down, the upper end of the elevator ceiling is fixedly connected with a protection plate, the upper end of the protection plate is fixedly connected with a dust screen, the middle part of the bottom end of the dust screen is fixedly connected with a motor, the bottom end of a motor output shaft is fixedly connected with a first gear, the surface of the first gear is meshed with a second gear, the bottom end of the first gear is provided with a connecting frame, and the connecting frame is rotatably connected with the first gear and the second gear; the bottom end of the second gear is provided with a ventilation mechanism; the upper end of the motor output shaft is fixedly connected with a scraper at the surface position of the dust screen, and the scraper is attached to the surface of the dust screen; the device can be automatic clear up the dust on dust screen surface, the effectual manpower of having saved can also make the continuous angle that changes of flabellum when can making the flabellum rotate the ventilation simultaneously, the effectual ventilation range that has promoted.

Description

Elevator ventilation device

Technical Field

The utility model relates to an elevator ventilation field specifically is an elevator ventilation unit.

Background

An elevator is a transportation device that transports pedestrians or goods vertically.

Because elevator car is the less airtight environment in a space, inside air mobility is poor, when a lot of people used simultaneously, inside is dry and hot relatively, and the air quality is relatively poor, and the passenger's use experience is influenced seriously, and current elevator car can set up dust screen and flabellum auxiliary ventilation on elevator ceiling surface usually, but single flabellum ventilation zone is less, and simultaneously after using the elevator for a long time, a large amount of dust can be piled up on the dust screen surface, needs artifical periodic cleaning, and the operation is more complicated.

Therefore, the utility model provides an elevator ventilation unit to solve the problem that proposes in the above-mentioned background art.

Disclosure of Invention

An object of the utility model is to provide an elevator ventilation unit to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an elevator ventilation device comprises an elevator car, wherein the upper end of the elevator car is fixedly connected with an elevator ceiling, the surface of the elevator ceiling is provided with a groove which is communicated up and down, the upper end of the elevator ceiling is fixedly connected with a protection plate, the upper end of the protection plate is fixedly connected with a dust screen, the middle position of the bottom end of the dust screen is fixedly connected with a motor, the bottom end of an output shaft of the motor is fixedly connected with a first gear, the surface of the first gear is meshed with a second gear, the bottom end of the first gear is provided with a connecting frame, and the connecting frame is in rotating connection with the first gear and the second gear; an inner gear ring is fixedly connected inside the protection plate and meshed with a second gear; the bottom end of the second gear is provided with a ventilation mechanism; the upper end of the motor output shaft is fixedly connected with a scraper on the surface of the dust screen, and the scraper is attached to the surface of the dust screen.

As a further aspect of the present invention: the ventilation mechanism comprises a universal joint, the universal joint is fixedly connected with the second gear, and the bottom end of the universal joint is fixedly connected with the fan blade; the second gear can drive the fan blades to rotate and ventilate through the universal joint, and meanwhile, the fan blades can be further rotated and ventilated at a plurality of angular positions, so that the ventilation range of the fan blades can be effectively improved.

As a further aspect of the present invention: a first rotating frame is rotatably connected inside the groove, a second rotating frame is rotatably connected inside the first rotating frame, and the fan blades are rotatably connected with the second rotating frame; the first rotating frame can support the second rotating frame, and the second rotating frame can support the fan blades.

As a further aspect of the present invention: the connecting positions of the first rotating frame and the groove are the inner wall positions of the front end and the rear end of the groove, and the connecting positions of the second rotating frame and the first rotating frame are the inner wall positions of the left end and the right end of the first rotating frame; through the position that first rotating turret and groove connection can be so that the left and right directions of first rotating turret in the recess rotate, through the hookup location of second rotating machine in first rotating turret inside, can be so that the fore-and-aft direction of second rotating turret in first rotating turret rotates to can make the flabellum can rotate to a plurality of directions.

As a further aspect of the present invention: the elevator ceiling is positioned at the bottom of the groove and is fixedly connected with a protective cover; the fan blades can be isolated from passengers through the protective cover, and the safety of the passengers is effectively improved.

Advantageous effects

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

the device passes through the motor and drives first gear and scraper blade rotation, can be automatic through the scraper blade with the dust clean up on dust screen surface, first gear can drive the second gear under the effect of ring gear simultaneously self pivoted in, still can surround first gear rotation, the second gear can drive flabellum pivoted while also can be continuous change ventilation angle through the universal joint, thereby can effectually promote the ventilation zone of flabellum, the device has reached the dust that can automatic clearance dust screen surface, simultaneously can be so that the automatic change ventilation angle of flabellum, promote ventilation zone, the effectual human operation of having saved and promoted passenger's use experience.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

fig. 2 is a schematic view of the split structure of the front view of the present invention;

FIG. 3 is an enlarged view of A in FIG. 2;

fig. 4 is an enlarged structural diagram of B in fig. 2.

In the figure: 1-an elevator car, 2-an elevator ceiling, 3-grooves, 4-protection plates, 5-a dust screen, 6-a motor, 7-a first gear, 8-a second gear, 9-a connecting frame, 10-a scraper blade, 11-a universal joint, 12-fan blades, 13-a first rotating frame, 14-a second rotating frame, 15-a protection cover and 16-an inner gear ring.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1 to 4, in the embodiment of the present invention, an elevator ventilation device includes an elevator car 1, an elevator ceiling 2 is fixedly connected to an upper end of the elevator car 1, a groove 3 which is through from top to bottom is formed in a surface of the elevator ceiling 2, a protection plate 4 is fixedly connected to an upper end of the elevator ceiling 2, a dust screen 5 is fixedly connected to an upper end of the protection plate 4, a motor 6 is fixedly connected to a middle position of a bottom end of the dust screen 5, a first gear 7 is fixedly connected to a bottom end of an output shaft of the motor 6, a second gear 8 is meshed with a surface of the first gear 7, a connecting frame 9 is arranged at a bottom end of the first gear 7, and the connecting frame 9 is rotatably connected to the first gear 7 and the second gear 8; an inner gear ring 16 is fixedly connected inside the protection plate 4, and the inner gear ring 16 is meshed with the second gear 8; the bottom end of the second gear 8 is provided with a ventilation mechanism; the upper end of the output shaft of the motor 6 is fixedly connected with a scraper 10 on the surface of the dust screen 5, and the scraper 10 is attached to the surface of the dust screen 5.

In the embodiment, the ventilation mechanism comprises a universal joint 11, the universal joint 11 is fixedly connected with the second gear 8, and the bottom end of the universal joint 11 is fixedly connected with a fan blade 12; the second gear 8 can drive the fan blades 12 to rotate through the universal joint 11 for ventilation, and meanwhile, the fan blades 12 can be rotated and ventilated at a plurality of angle positions, so that the ventilation range of the fan blades 12 can be effectively improved.

In the embodiment, a first rotating frame 13 is rotatably connected inside the groove 3, a second rotating frame 14 is rotatably connected inside the first rotating frame 13, and the fan blades 12 are rotatably connected with the second rotating frame 14; the first rotating frame 13 can support the second rotating frame 14, and the second rotating frame 14 can support the fan blades 12.

In the embodiment, the connecting position of the first rotating frame 13 and the groove 3 is the inner wall position of the front end and the rear end of the groove 3, and the connecting position of the second rotating frame 14 and the first rotating frame 13 is the inner wall position of the left end and the right end of the first rotating frame 13; the first rotating frame 13 can rotate in the left-right direction in the groove 3 through the position where the first rotating frame 13 is connected with the groove 3, and the second rotating frame 14 can rotate in the front-back direction in the first rotating frame 13 through the connecting position of the second rotating machine in the first rotating frame 13, so that the fan blades 12 can rotate in multiple directions.

In the embodiment, the position of the elevator ceiling 2 at the bottom end of the groove 3 is fixedly connected with the protective cover 15; the fan blades 12 can be isolated from passengers through the protective cover 15, and the safety of the passengers is effectively improved.

The utility model discloses a theory of operation is:

when the device is used, the motor 6 is started to drive the first gear 7 and the scraper 10 on the surface of the dust screen 5 to rotate, and when the scraper 10 rotates on the surface of the dust screen 5, dust on the surface of the dust screen 5 can be cleaned; first gear 7 can drive second gear 8 self pivoted in the time of can rotating under the effect of ring gear 16 when rotating, second gear 8 still can be round first gear 7 and do circular motion, make flabellum 12 self rotate through universal joint 11 when second gear 8 rotates, flabellum 12 also can be round the rotation that first gear 7 does not stop simultaneously and change the angle, thereby can effectual promotion flabellum 12's ventilation zone, promote passenger's use and experience, flabellum 12 can drive first rotating turret 13 and second rotating turret 14 and rotate when changing the angle.

Claims

1. Elevator ventilation device comprising an elevator car (1), characterized in that: the elevator car is characterized in that the upper end of an elevator car (1) is fixedly connected with an elevator ceiling (2), a groove (3) which is through up and down is formed in the surface of the elevator ceiling (2), a protection plate (4) is fixedly connected with the upper end of the elevator ceiling (2), a dust screen (5) is fixedly connected with the upper end of the protection plate (4), a motor (6) is fixedly connected with the middle position of the bottom end of the dust screen (5), a first gear (7) is fixedly connected with the bottom end of an output shaft of the motor (6), a second gear (8) is meshed with the surface of the first gear (7), a connecting frame (9) is arranged at the bottom end of the first gear (7), and the connecting frame (9) is rotatably connected with the first gear (7) and the second gear (8); an inner gear ring (16) is fixedly connected inside the protection plate (4), and the inner gear ring (16) is meshed with the second gear (8); the bottom end of the second gear (8) is provided with a ventilation mechanism; the upper end of the output shaft of the motor (6) is fixedly connected with a scraper (10) at the surface position of the dust screen (5), and the scraper (10) is attached to the surface of the dust screen (5).

2. An elevator ventilation device according to claim 1, characterized in that: ventilation mechanism includes universal joint (11), universal joint (11) and second gear (8) fixed connection and universal joint (11) bottom fixed connection flabellum (12).

3. An elevator ventilation device according to claim 2, characterized in that: the fan blade is characterized in that a first rotating frame (13) is rotatably connected inside the groove (3), a second rotating frame (14) is rotatably connected inside the first rotating frame (13), and the fan blades (12) are rotatably connected with the second rotating frame (14).

4. An elevator ventilation device according to claim 3, characterized in that: the connecting position of the first rotating frame (13) and the groove (3) is the inner wall position of the front end and the rear end of the groove (3), and the connecting position of the second rotating frame (14) and the first rotating frame (13) is the inner wall position of the left end and the right end of the first rotating frame (13).

5. An elevator ventilation device according to claim 1, characterized in that: the elevator ceiling (2) is positioned at the bottom end of the groove (3) and is fixedly connected with the protective cover (15).