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CN-224215495-U - Ventilation device for elevator car

CN224215495UCN 224215495 UCN224215495 UCN 224215495UCN-224215495-U

Abstract

The utility model discloses a ventilation device of an elevator car, in particular to the technical field of elevator equipment, which comprises an elevator, wherein the upper end of the elevator is fixedly connected with a dust cover, the upper end of the dust cover is fixedly connected with three ash blocking mechanisms, the dust cover is characterized in that a motor is fixedly connected to the middle of the upper end of the dust cover, an air inlet mechanism is rotatably connected to the upper end of the elevator, a rotating mechanism is fixedly connected to the output end of the motor, a storage box is fixedly connected to the front portion of the bottom wall of the inner cavity of the elevator, and a plurality of air outlets are formed in the lower portion of the front end of the elevator. The elevator car ventilation device can prevent dust from entering the elevator car, the fan drives the hairbrush to synchronously rotate through the transmission rod to continuously clean dust on the surface of the sieve plate, the problem that the sieve plate is blocked due to dust accumulation in a traditional dustproof structure is avoided, manual frequent cleaning is not needed, ventilation efficiency is ensured, maintenance cost is reduced, the sieve plate can block dust and allow air to pass, and efficient balance of dust prevention and ventilation is realized.

Inventors

  • GAN WEIBO

Assignees

  • 瑞迅三洋电梯(广东)有限公司

Dates

Publication Date
20260508
Application Date
20250613

Claims (7)

  1. 1. The elevator car ventilation device comprises an elevator (1) and is characterized in that the upper end of the elevator (1) is fixedly connected with a dust cover (2), the upper end of the dust cover (2) is fixedly connected with three dust blocking mechanisms (3), the middle part of the upper end of the dust cover (2) is fixedly connected with a motor (4), the upper end of the elevator (1) is rotationally connected with an air inlet mechanism (5), the output end of the motor (4) is fixedly connected with a rotating mechanism (6), the front part of the bottom wall of an inner cavity of the elevator (1) is fixedly connected with a storage box (7), and a plurality of air outlets (8) are formed in the lower part of the front end of the elevator (1).
  2. 2. The ventilation device for the elevator car according to claim 1, wherein the air inlet mechanism (5) comprises three supporting rods (57), the lower ends of the supporting rods (57) are rotatably connected with the upper end of the elevator (1), the upper ends of the supporting rods (57) are fixedly connected with fans (51), the outer surfaces of the supporting rods (57) are fixedly connected with belt pulleys I (52), the outer surfaces of the three belt pulleys I (52) are jointly covered with a transmission belt I (53), the upper parts of the outer surfaces of the supporting rods (57) positioned at the front are fixedly connected with belt pulleys II (54), the outer surfaces of the belt pulleys II (54) are covered with a transmission belt II (56), and one end, far away from the belt pulley II (54), of each transmission belt II (56) is wound with a belt pulley III (55).
  3. 3. The ventilation device for the elevator car according to claim 2, wherein the ash blocking mechanism (3) comprises a transmission rod (33) and a sieve plate (31), the lower end of the transmission rod (33) is fixedly connected with the middle part of the upper end of the fan (51), a hairbrush (32) is fixedly connected to the upper part of the outer surface of the transmission rod (33), and the outer surface of the sieve plate (31) is fixedly connected with the upper end of the dust cover (2).
  4. 4. An elevator car ventilation device according to claim 3, characterized in that the transmission rod (33) penetrates the screen plate (31), and the lower end of the brush (32) is in contact with the upper end of the screen plate (31).
  5. 5. The ventilation device for the elevator car according to claim 1, wherein the rotating mechanism (6) comprises a connecting rod (61) and a sleeve rod (64), the upper end of the connecting rod (61) is fixedly connected with the output end of the motor (4), the inner surface of the connecting rod (61) is slidably connected with a moving block (62), the upper end of the sleeve rod (64) is fixedly connected with the lower end of the belt pulley III (55), the lower end of the sleeve rod (64) is magnetically connected with the inner surface of the fixed rod (65), the bottom wall of the inner surface of the fixed rod (65) is fixedly connected with an extending rod (63), and the lower end of the outer surface of the fixed rod (65) is fixedly connected with a handle (66).
  6. 6. The ventilation device for the elevator car according to claim 5, wherein a stop block is fixedly connected to the upper portion of the moving block (62), the middle portion of the outer surface of the loop bar (64) is rotatably connected with the upper end of the elevator (1), and the outer surface of the protruding bar (63) is embedded with the inner surface of the loop bar (64) and can slide on the inner surface of the loop bar (64).
  7. 7. The ventilation device for elevator car according to claim 6, wherein the outer surface of the moving block (62) has a plurality of protrusions, the inner surface of the connecting rod (61) is engaged with the moving block (62), and the outer surface of the protruding rod (63) has a shape identical to the outer surface of the moving block (62).

Description

Ventilation device for elevator car Technical Field The utility model relates to the technical field of elevator equipment, in particular to a ventilation device of an elevator car. Background In modern buildings, elevators are indispensable vertical vehicles, and the air quality in their cabs directly affects the comfort and health and safety of passengers. The elevator car belongs to a relatively closed space, the personnel flow frequently, the problems of air non-circulation, carbon dioxide concentration rise, peculiar smell accumulation and the like are easy to occur, and the air quality problem is more prominent especially in the peak period or when more personnel are in the car The utility model discloses a ventilation device for an elevator car, which relates to the technical field of elevators, wherein a first bevel gear is sleeved and fixed at one end of a first rotating rod, a fan blade and a second gear are sleeved and fixed at the other end of the first rotating rod after passing through the elevator car, a reversing gear is sleeved and fixed at one end of the second rotating rod, the second bevel gear is meshed with the first bevel gear, a first gear is sleeved and fixed at the other end of the second rotating rod after penetrating out of a gear box, a mounting cavity is formed in the top of the elevator car, a motor is fixed at the bottom of the mounting cavity, an output shaft of the motor is fixed with one end of a third rotating rod through a coupler, the fourth rotating rod and the fifth rotating rod are movably arranged in the mounting cavity through bearings, fan blades and the second gear are sleeved and fixed on the third rotating rod and the fourth rotating rod, and a reversing gear is meshed and arranged on the fifth rotating rod; The above patent documents still have the following drawbacks in the implementation process: The dustproof function is not set, and when the dustproof type air conditioner is used in an environment with more dust, the sieve plate is easy to block, and the ventilation effect is affected. Disclosure of utility model The main object of the present utility model is to provide a ventilation device for elevator car, which can effectively solve the above-mentioned problems. In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: The utility model provides an elevator car ventilation device, includes the elevator, elevator upper end fixedly connected with dust cover, three ash blocking mechanism of dust cover upper end fixedly connected with, dust cover upper end middle part fixedly connected with motor, elevator upper end rotation connection has air inlet mechanism, motor output fixedly connected with rotary mechanism, the anterior fixedly connected with receiver of elevator inner chamber diapire, elevator front end lower part is equipped with a plurality of air outlets. Preferably, the air inlet mechanism comprises three support rods, the lower ends of the support rods are rotationally connected with the upper ends of the elevators, the upper ends of the support rods are fixedly connected with fans, the outer surfaces of the support rods are fixedly connected with first belt pulleys, the outer surfaces of the first belt pulleys are jointly coated with first transmission belts, the upper parts of the outer surfaces of the support rods, which are positioned at the front part, of the support rods are fixedly connected with second belt pulleys, the outer surfaces of the second belt pulleys are coated with second transmission belts, and the third belt pulleys are wound at one ends, far away from the second belt pulleys, of the second transmission belts. Preferably, the ash blocking mechanism comprises a transmission rod and a sieve plate, wherein the lower end of the transmission rod is fixedly connected with the middle part of the upper end of the fan, a hairbrush is fixedly connected to the upper part of the outer surface of the transmission rod, and the outer surface of the sieve plate is fixedly connected with the upper end of the dust cover. Preferably, the transmission rod penetrates through the sieve plate, and the lower end of the hairbrush is in contact with the upper end of the sieve plate. Preferably, the rotating mechanism comprises a connecting rod and a loop bar, the upper end of the connecting rod is fixedly connected with the output end of the motor, the inner surface of the connecting rod is slidably connected with a moving block, the upper end of the loop bar is fixedly connected with the three lower ends of the belt pulleys, the lower end of the loop bar is magnetically attracted and connected with the inner surface of the fixing bar, the bottom wall of the inner surface of the fixing bar is fixedly connected with an extension bar, and the lower end of the outer surface of the fixing bar is fixedly connected with a handle. Preferably, the upper part of the moving block is provided with a stop block, th