Elevator air conditioner exhaust system

Abstract

The utility model provides an elevator air conditioner exhaust system which is characterized in that a box top fixing piece is fixedly installed at the top of an elevator car, an end cover is arranged at the lower end of the box top fixing piece, a fan assembly is installed on the end cover, a cover plate is arranged below the end cover, one end of the cover plate is hinged to one side of the end cover, and the other end of the cover plate is clamped to the other side of the cover plate. A first installation position is arranged between the cover plate and the end cover, a first filter part is arranged in the first installation position, a first grid is arranged on the inner edge of the upper end of the box top fixing part, a second installation position is arranged between the fan assembly and the first grid, and a second filter part is arranged in the second installation position. According to the exhaust system, the second filter part is used for filtering air entering the elevator car from the elevator shaft and preventing dust in the elevator shaft from entering the elevator car, the first filter part is used for filtering dust exhausted out of the air from the elevator car and can receive dust particles falling off from the second filter part, and when an elevator is started or stopped, the first filter part is used for filtering the dust particles falling off from the second filter part. And dust of the second filtering piece is prevented from falling into the lift car.

Description

Technical Field

[0001] The utility model belongs to the field of elevator car exhaust, and particularly relates to an elevator air-conditioning exhaust system. Background Art

[0002] An elevator refers to a permanent transportation device that serves several specific floors in a building, and its car moves on at least two rigid tracks perpendicular to the horizontal plane or with an inclination angle less than 15° to the plumb line. The car size and structural form facilitate the entry and exit of passengers or the loading and unloading of goods. Conventionally, regardless of its driving mode, the elevator is generally referred to as the total name of the vertical transportation tool in the building. Since the car of the elevator needs to move vertically in the elevator shaft, the exhaust system of the elevator needs to be carried on the car, and the weight of the exhaust system needs to be reduced. The existing technology usually opens holes in the car and then installs exhaust fans in the holes. However, in this installation form, there is no partition and filtering structure between the car and the elevator shaft, which easily causes dust in the elevator shaft to fall into the car interior, resulting in a problem of more dust in the car interior. Summary of the Invention

[0003] In view of this, the utility model aims to propose an elevator air-conditioning exhaust system to solve the problem that in the exhaust system of the existing technology elevator or the air-conditioning exhaust system in the elevator, there is no partition and filtering structure between the car and the elevator shaft, which easily causes dust in the elevator shaft to fall into the car interior, resulting in a problem of more dust in the car interior.

[0004] To achieve the above object, the technical solution of the utility model is realized as follows:

[0005] An elevator air-conditioning exhaust system includes a top fixing member of the box, the top fixing member of the box is fixedly installed on the top of the elevator car, a end cover is arranged at the lower end of the top fixing member of the box, and a fan assembly is installed on the end cover. The fan assembly is located inside the top fixing member of the box. A cover plate is arranged below the end cover, and one end of the cover plate is hinged to one side of the end cover, and the other end of the cover plate can be clamped to the other side of the cover plate. A first installation position is arranged between the cover plate and the end cover, and a first filter element is arranged in the first installation position. The inner edge of the upper end of the top fixing member of the box is provided with a first grille, and a second installation position is arranged between the fan assembly and the first grille, and a second filter element is arranged in the second installation position.

[0006] Further, the end cover includes a second grille and a sleeve arranged at one end thereof. The other end of the second grille is provided with a cover plate. The sleeve is located inside the inner circle of the top fixing member of the box. A plurality of buckles are arranged along the circumferential direction on the periphery of the sleeve, and a plurality of card slots are arranged on the side wall of the top fixing member of the box. Each buckle can be clamped into a card slot.

[0007] Further, a first through hole is arranged at the lower end of the top fixing member of the box, a second through hole is arranged on the second grille, and the periphery of the locking wire is respectively located in the first through hole and the second through hole for positioning the relative positions of the top fixing member of the box and the second grille.

[0008] Furthermore, a plurality of fan assemblies are arranged on the second grille, the plurality of fan assemblies are arranged parallel to each other, and each fan assembly includes a fan body, the periphery of the fan body is fixedly connected to the outer shell, and one end of the outer shell is fixedly connected to the second grille, and a grid is arranged at the other end of the outer shell.

[0009] Furthermore, the first filter element and the second filter element are both filter nets, and the mesh size of the first filter element is smaller than the mesh size of the second filter element.

[0010] Furthermore, the cover plate includes a third grille, a rotating shaft is arranged on one side of the third grille, an axis hole is arranged on one side of the second grille, the outer periphery of the rotating shaft is rotatably connected to the axis hole, and a snap button is arranged on the other side of the third grille, and one end of the snap button can be snapped to the other side of the second grille.

[0011] Compared with the prior art, the elevator air conditioning exhaust system described in the utility model has the following beneficial effects: the second filter element is used to filter the air entering the car from the elevator shaft to prevent dust in the elevator shaft from entering the car, the first filter element is used to filter the dust in the air discharged from the car to the outside, and can receive the dust particles dropped by the second filter element, and prevent the dust in the second filter element from falling into the car when the elevator starts or stops. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] The accompanying drawings constituting a part of the present invention are used to provide a further understanding of the present invention. The illustrative embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the accompanying drawings:

[0013] Figure 1 This is a structural schematic diagram of an elevator air conditioning exhaust system according to an embodiment of the utility model;

[0014] Figure 2 It is a cross-sectional schematic diagram of an elevator air conditioning exhaust system according to an embodiment of the utility model;

[0015] Figure 3 It is a side view schematic diagram of an elevator air conditioning exhaust system according to an embodiment of the utility model;

[0016] Figure 4 This is a schematic diagram of the structure in which three fan assemblies are arranged on the end cover according to an embodiment of the utility model;

[0017] Figure 5 It is a structural schematic diagram of the cover plate described in an embodiment of the utility model.

[0018] Description of reference numerals:

[0019] 1 - Top fixing part of the box; 11 - First grille; 12 - Second mounting position; 13 - Card slot; 2 - End cover; 21 - Second grille; 22 - Sheath; 23 - Buckle; 24 - First mounting position; 3 - Fan assembly; 31 - Fan body; 32 - Outer shell; 33 - Grille; 4 - Cover plate; 41 - Third grille; 42 - Rotating shaft; 43 - Snap button. Detailed implementation mode

[0020] It should be noted that, without conflict, the embodiments in the present utility model and the features in the embodiments can be combined with each other.

[0021] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "transverse", "up", "down", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus cannot be understood as a limitation to the present utility model. In addition, the terms "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the quantity of the indicated technical features. Thus, the features defined with "first", "second", etc. may explicitly or implicitly include one or more of such features. In the description of the present utility model, unless otherwise specified, the meaning of "a plurality" is two or more.

[0022] In the description of the present utility model, it should be noted that, unless otherwise clearly defined and limited, the terms "installation", "connection", "connection" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood through specific situations.

[0023] The present utility model will be described in detail below with reference to the drawings and in combination with the embodiments.

[0024] Such as Figures 1 - 5As shown, an elevator air conditioning exhaust system includes a box top fixing member 1, the box top fixing member 1 is fixedly installed on the top of the elevator car, an end cover 2 is arranged at the lower end of the box top fixing member 1, and a fan assembly 3 is installed on the end cover 2, the fan assembly 3 is located inside the box top fixing member 1, a cover plate 4 is arranged below the end cover 2, and one end of the cover plate 4 is hinged to one side of the end cover 2, and the other end of the cover plate 4 can be snapped to the other side of the cover plate 4, a first installation position 24 is arranged between the cover plate 4 and the end cover 2, a first filter element is arranged in the first installation position 24, a first grille 11 is arranged at the inner edge of the upper end of the box top fixing member 1, and a second installation position 1 is arranged between the fan assembly 3 and the first grille 11 2. A second filter is arranged in the second installation position 12, and the fan assembly 3 can exhaust air from the inside of the car to the outside. When the fan assembly 3 is not started and the elevator is moving, the outside air will be poured into the car at the installation position. In this embodiment, the elevator car is arranged in the elevator shaft, and the elevator car moves up and down in the elevator shaft. The second filter is used to filter the air entering the car from the elevator shaft to prevent the dust in the elevator shaft from entering the car. The first filter is used to filter the dust in the air discharged from the car to the outside, and can receive the dust particles dropped by the second filter. When the elevator starts or stops, the dust of the second filter is prevented from falling into the car.

[0025] The end cover 2 includes a second grille 21 and a casing 22 arranged at one end thereof, a cover plate 4 is arranged at the other end of the second grille 21, the casing 22 is located in the inner circle of the box top fixing member 1, a plurality of buckles 23 are arranged circumferentially on the outer periphery of the casing 22, and a plurality of slots 13 are arranged on the side wall of the box top fixing member 1, each buckle 23 can be snapped into a slot 13, and the buckles 23 and the slots 13 are arranged to facilitate the installation and positioning of the casing 22 and the second grille 21, and a first through hole is arranged at the lower end of the box top fixing member 1, a second through hole is arranged on the second grille 21, and the outer periphery of the lock wire is respectively arranged in the first through hole and the second through hole, which is used to locate the relative position of the box top fixing member 1 and the second grille 21, so as to prevent the connection between the end cover 2 and the box top fixing member 1 from loosening and causing installation accidents.

[0026] A plurality of fan assemblies 3 are disposed on the second grille 21, and the plurality of fan assemblies 3 are disposed parallel to each other. Figure 4 As shown, the present embodiment installs three fan assemblies 3, and each fan assembly 3 includes a fan body 31, the fan body 31 is the prior art, the periphery of the fan body 31 is fixedly connected to the inside of the outer shell 32, and one end of the outer shell 32 is fixedly connected to the second grille 21, and a grid 33 is arranged at the other end of the outer shell 32, and the grid 33 is made of metal weaving, and is used to prevent debris or filter elements from falling into the fan body 31 and causing damage to parts.

[0027] In this embodiment, the first filter element and the second filter element are both filter meshes, and the mesh size of the first filter element is smaller than the mesh size of the second filter element. Figure 5As shown, the cover plate 4 includes a third grille 41. A rotating shaft 42 is provided on one side of the third grille 41. A shaft hole is provided on one side of the second grille 21. The outer periphery of the rotating shaft 42 is rotatably connected into the shaft hole. A snap fastener 43 is provided on the other side of the third grille 41. One end of the snap fastener 43 can be snapped onto the other side of the second grille 21. The first filter element is installed in the first installation position 24 and is convenient to disassemble by means of the snap fastener 43, facilitating the maintenance of the first filter element. The second filter element is installed in the second installation position 12 and is located outside the car. The mesh holes of the first filter element are set to be smaller than those of the second filter element in order to reduce the maintenance frequency of the second filter element, reducing the maintenance time and cost.

[0028] The above are only the preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. An elevator air conditioning exhaust system, characterized in that: The invention comprises a box top fixing member (1), wherein the box top fixing member (1) is fixedly mounted on the top of an elevator car, an end cover (2) is arranged at the lower end of the box top fixing member (1), and a fan assembly (3) is mounted on the end cover (2), the fan assembly (3) is located inside the box top fixing member (1), a cover plate (4) is arranged below the end cover (2), and one end of the cover plate (4) is hinged to one side of the end cover (2), and the other end of the cover plate (4) can be snap-connected to the other side of the cover plate (4), a first mounting position (24) is arranged between the cover plate (4) and the end cover (2), a first filter element is arranged in the first mounting position (24), a first grille (11) is arranged at the inner edge of the upper end of the box top fixing member (1), a second mounting position (12) is arranged between the fan assembly (3) and the first grille (11), and a second filter element is arranged in the second mounting position (12).

2. An elevator air conditioning exhaust system according to claim 1, characterized in that: The end cover (2) comprises a second grille (21) and a casing (22) arranged at one end thereof, a cover plate (4) is arranged at the other end of the second grille (21), the casing (22) is located in the inner circle of the box top fixing member (1), a plurality of buckles (23) are arranged circumferentially on the outer periphery of the casing (22), and a plurality of slots (13) are arranged on the side wall of the box top fixing member (1), and each buckle (23) can be snapped into a slot (13).

3. An elevator air conditioning exhaust system according to claim 2, characterized in that: A first through hole is provided at the lower end of the box top fixing piece (1), a second through hole is provided on the second grille (21), and the periphery of the lock wire is respectively located in the first through hole and the second through hole, for locating the relative position of the box top fixing piece (1) and the second grille (21).

4. An elevator air conditioning exhaust system according to claim 2, characterized in that: A plurality of fan assemblies (3) are arranged on the second grille (21), the plurality of fan assemblies (3) are arranged parallel to each other, and each fan assembly (3) comprises a fan body (31), the periphery of the fan body (31) is fixedly connected to the inside of an outer shell (32), one end of the outer shell (32) is fixedly connected to the second grille (21), and a grid (33) is arranged at the other end of the outer shell (32).

5. The elevator air conditioning exhaust system according to claim 1, characterized in that: The first filter element and the second filter element are both filter nets, and the mesh size of the first filter element is smaller than the mesh size of the second filter element.

6. An elevator air conditioning exhaust system according to claim 2, characterized in that: The cover plate (4) comprises a third grille (41), a rotating shaft (42) is arranged on one side of the third grille (41), an axial hole is arranged on one side of the second grille (21), the outer periphery of the rotating shaft (42) is rotatably connected to the axial hole, and a snap button (43) is arranged on the other side of the third grille (41), and one end of the snap button (43) can be snapped to the other side of the second grille (21).

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