Elevator purification and ventilation device

Abstract

The utility model discloses an elevator purification ventilation device which comprises a box body, a connecting header pipe is communicated with a plurality of sets of first connecting branch pipes, the first connecting branch pipes are communicated with a plurality of sets of second connecting branch pipes, and a bottom plate is provided with a plurality of sets of through holes. Through the design of a bottom plate, a connecting header pipe, a first connecting branch pipe, a second connecting branch pipe, a through hole and other structures, a fan is matched with a conveying pipe, the connecting header pipe, the first connecting branch pipe, the second connecting branch pipe and an air inlet, air in the box body can be extracted, and the extracted air can be conveyed into a purification mechanism; after the air is purified through the purification mechanism, the purified air can be discharged downwards through the exhaust hood, and the air in the elevator is circulated in a bottom-in and top-out mode, so that peculiar smell existing in the air in the elevator cannot rise and be smelled by passengers, purification of the air in the elevator is facilitated, and the service life of the elevator is prolonged. And the air purification effect can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of elevator air purification and ventilation, in particular to an elevator purification and ventilation device. Background Art

[0002] An elevator is a type of transportation equipment that serves several specific floors in a building. Its car runs on at least two rows of rigid tracks that are perpendicular to the horizontal plane or have an inclination angle of less than 15° to the plumb line. There are many types of elevators, including but not limited to passenger elevators, freight elevators, medical elevators, utility elevators, sightseeing elevators, vehicle elevators, ship elevators and construction elevators, etc. Each elevator has its specific purpose and design.

[0003] The prior art provides an elevator ventilation and purification device (Announcement No. CN212953717U), which includes an elevator body, an exhaust hole is provided on the elevator body, and a connecting ring is installed on the inner wall of the exhaust hole, the connecting ring is engaged with the mounting ring, and the mounting ring is provided on a filter screen, and a baffle is provided on one side of the filter screen; the elevator ventilation and purification device, by providing the exhaust hole on the elevator body, the induced draft fan can discharge the air inside the elevator body through the exhaust pipe, which is beneficial to the circulation and purification of the gas in the elevator body, and is beneficial to improving the elevator riding environment, and has a simple structure and low use cost.

[0004] There are still some problems in the actual use of the above-mentioned elevator ventilation and purification device. For example, the air intake pipes are set on both sides of the elevator when purifying the air, resulting in poor air circulation in the elevator and affecting the poor circulation and purification of the air. Therefore, we need to propose an elevator purification ventilation device. Utility Model Content

[0005] The purpose of the utility model is to provide an elevator purification ventilation device, which circulates the air inside the elevator by adopting a bottom-in-top-out method so that the odor in the elevator air will not rise and be smelled by passengers, which is beneficial to purifying the air inside the elevator and can improve the air purification effect to solve the problems raised in the above-mentioned background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] An elevator purification ventilation device comprises a box body, a bottom plate is fixedly installed at the bottom of the box body, a connecting main pipe for air delivery is fixedly installed in the bottom plate, a plurality of first connecting branch pipes are connected to the connecting main pipe, a plurality of second connecting branch pipes are connected to the first connecting branch pipes, a plurality of air inlets for air intake are arranged on the second connecting branch pipes, and a plurality of through holes are arranged on the bottom plate;

[0008] An exhaust hood is fixedly installed on the inner wall of the box body, and a purification mechanism for air purification is arranged on the top of the exhaust hood. The purification mechanism is connected with the exhaust hood, and a fan is fixedly installed on the top of the box body. The air inlet and air outlet ends of the fan are both connected with delivery pipes, the delivery pipe at the air outlet end of the fan is connected with the purification mechanism, and the delivery pipe at the air inlet end of the fan is connected with the connecting main pipe.

[0009] Preferably, the purification mechanism includes a filter box, a dust filter, a first mounting frame, a second mounting frame, a mesh plate, a sealing plug and activated carbon. The filter box is fixedly mounted on the top of the exhaust hood. A connecting rod is fixedly connected between the first mounting frame and the second mounting frame. The first mounting frame and the second mounting frame are both arranged inside the filter box.

[0010] Preferably, the dust filter is arranged on both sides of the first installation frame, the mesh plate is arranged on both sides of the second installation frame, the activated carbon is arranged in the second installation frame, a filling hole is opened on the top of the second installation frame, and a sealing plug is arranged in the filling hole.

[0011] Preferably, a positioning mechanism for positioning the first mounting frame and the second mounting frame is provided in the filter box, and the positioning mechanism includes a positioning block, a first stop block, an insert block, a first magnet, a second magnet and a second stop block, the positioning block is fixedly connected to the inner wall of the filter box, the first mounting frame and the second mounting frame are slidably installed on the positioning block, the second stop block is fixedly connected to the inner bottom of the filter box, and the side of the second mounting frame is in contact with the side of the second stop block.

[0012] Preferably, the insert block is fixedly connected to the bottom of the first stop block, and a slot is provided on the positioning block, and the insert block is inserted into the slot.

[0013] Preferably, the first magnet is arranged at the bottom of the insert block, the second magnet is arranged at the inner bottom of the slot, the first magnet and the second magnet are attracted to each other, and the side of the first stopper is fitted with the side of the first installation frame.

[0014] Preferably, a protective net is provided at the bottom of the exhaust hood.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] Through the design of the bottom plate, the connecting main pipe, the first connecting branch pipe, the second connecting branch pipe and the through hole and other structures, the air inside the box can be extracted by the fan in cooperation with the delivery pipe, the connecting main pipe, the first connecting branch pipe, the second connecting branch pipe and the air inlet, and the extracted air can be transported to the purification mechanism. After the air is purified by the purification mechanism, the purified air can be discharged downward through the exhaust hood. By adopting the bottom-in and top-out method to circulate the air inside the elevator, the odor in the elevator air will not rise and be smelled by the passengers, which is beneficial to the purification of the air inside the elevator and can improve the air purification effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is one of the structural diagrams of the utility model;

[0018] Figure 2 This is the second structural diagram of the utility model;

[0019] Figure 3 This is a schematic diagram of the cross-sectional structure of the bottom plate of the utility model;

[0020] Figure 4 This is a schematic diagram of the cross-sectional structure of the exhaust hood of the utility model;

[0021] Figure 5 This is a schematic diagram of the second installation frame structure of the utility model;

[0022] Figure 6 For this utility model Figure 4 Schematic diagram of the enlarged structure of area A in the middle.

[0023] In the figure: 1. box body; 2. bottom plate; 3. connecting main pipe; 4. first connecting branch pipe; 5. air inlet; 6. through hole; 7. second connecting branch pipe; 8. exhaust hood; 9. protective net; 10. filter box; 11. conveying pipe; 12. fan; 13. dust filter; 14. first installation frame; 15. mesh plate; 16. sealing plug; 17. activated carbon; 18. positioning block; 19. second installation frame; 20. slot; 21. first stopper; 22. plug-in block; 23. first magnet; 24. second magnet; 25. connecting rod; 26. second stopper. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] See also Figure 1-6 , the utility model provides a technical solution:

[0026] An elevator purification ventilation device comprises a box body 1, a bottom plate 2 is fixedly installed at the bottom of the box body 1, a connecting main pipe 3 for air delivery is fixedly installed in the bottom plate 2, the connecting main pipe 3 is connected with a plurality of first connecting branch pipes 4, the first connecting branch pipes 4 are connected with a plurality of second connecting branch pipes 7, the second connecting branch pipes 7 are provided with a plurality of air inlets 5 for air intake, and a plurality of through holes 6 are provided on the bottom plate 2;

[0027] In this embodiment, when extracting air inside the elevator, the air can be extracted by the air inlet 5 through the through hole 6;

[0028] An exhaust hood 8 is fixedly installed on the inner wall of the box body 1, and a purification mechanism for air purification is arranged on the top of the exhaust hood 8, and the purification mechanism is connected with the exhaust hood 8. A fan 12 is fixedly installed on the top of the box body 1, and the air inlet end and the air outlet end of the fan 12 are both connected with a delivery pipe 11, and the delivery pipe 11 at the air outlet end of the fan 12 is connected with the purification mechanism, and the delivery pipe 11 at the air inlet end of the fan 12 is connected with the connecting main pipe 3;

[0029] The purification mechanism includes a filter box 10, a dust filter 13, a first mounting frame 14, a second mounting frame 19, a mesh plate 15, a sealing plug 16 and activated carbon 17. The filter box 10 is fixedly mounted on the top of the exhaust hood 8. A connecting rod 25 is fixedly connected between the first mounting frame 14 and the second mounting frame 19. The first mounting frame 14 and the second mounting frame 19 are both arranged inside the filter box 10.

[0030] The dust filter 13 is arranged on both sides of the first installation frame 14, the mesh plate 15 is arranged on both sides of the second installation frame 19, the activated carbon 17 is arranged in the second installation frame 19, and a filling hole is opened at the top of the second installation frame 19, and a sealing plug 16 is arranged in the filling hole;

[0031] In this embodiment, by opening the sealing plug 16, the activated carbon 17 in the second installation frame 19 can be easily replaced;

[0032] A positioning mechanism for positioning the first mounting frame 14 and the second mounting frame 19 is provided in the filter box 10, and the positioning mechanism includes a positioning block 18, a first stopper 21, an insert block 22, a first magnet 23, a second magnet 24 and a second stopper 26. The positioning block 18 is fixedly connected to the inner wall of the filter box 10, and the first mounting frame 14 and the second mounting frame 19 are slidably mounted on the positioning block 18. The second stopper 26 is fixedly connected to the inner bottom of the filter box 10, and the side of the second mounting frame 19 is in contact with the side of the second stopper 26.

[0033] It is worth mentioning that when the first installation frame 14 and the second installation frame 19 are installed, the second installation frame 19 can be pressed against the side of the second stopper 26, so that the positions of the first installation frame 14 and the second installation frame 19 can be positioned;

[0034] The insert block 22 is fixedly connected to the bottom of the first stopper 21, and a slot 20 is provided on the positioning block 18, and the insert block 22 is inserted into the slot 20;

[0035] The first magnet 23 is disposed at the bottom of the insert block 22, and the second magnet 24 is disposed at the inner bottom of the slot 20. The first magnet 23 and the second magnet 24 are attracted to each other, and the side of the first stopper 21 is in contact with the side of the first installation frame 14.

[0036] It is worth noting that the first magnet 23 and the second magnet 24 are attracted to each other, so that the first stopper 21 can be fixed, so that the first stopper 21 can position and fix the first installation frame 14 and the second installation frame 19;

[0037] A protective net 9 is provided at the bottom of the exhaust hood 8;

[0038] During specific use, the fan 12 is first operated. The fan 12 can extract the air inside the box 1 through the delivery pipe 11, the connecting main pipe 3, the first connecting branch pipe 4, the second connecting branch pipe 7 and the air inlet 5. The extracted air can be transported to the filter box 10, and the dust in the air can be filtered through the dust filter 13 in the filter box 10. The air filtered by the dust filter 13 can pass through the second installation frame 19, and the odor in the air can be filtered through the activated carbon 17. The filtered air can be transported to the exhaust hood 8, and blown downward after passing through the protective net 9 in the exhaust hood 8, so as to provide fresh air while preventing the odor from rising and being smelled by the passengers, which can be beneficial to purifying the air inside the elevator and improve the air purification effect.

[0039] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An elevator purification ventilation device, characterized in that: include: A box body (1), a bottom plate (2) is fixedly mounted on the bottom of the box body (1), a connecting main pipe (3) for air transportation is fixedly mounted inside the bottom plate (2), the connecting main pipe (3) is connected to a plurality of first connecting branch pipes (4), the first connecting branch pipes (4) are connected to a plurality of second connecting branch pipes (7), the second connecting branch pipes (7) are provided with a plurality of air inlets (5) for air intake, and the bottom plate (2) is provided with a plurality of through holes (6); An exhaust hood (8) is fixedly mounted on the inner wall of the box body (1), a purification mechanism for air purification is arranged on the top of the exhaust hood (8), and the purification mechanism is connected to the exhaust hood (8); A fan (12) is fixedly mounted on the top of the box (1), wherein the air inlet and air outlet of the fan (12) are both connected to a delivery pipe (11), the delivery pipe (11) at the air outlet of the fan (12) is connected to a purification mechanism, and the delivery pipe (11) at the air inlet of the fan (12) is connected to a connecting main pipe (3).

2. An elevator purification ventilation device according to claim 1, characterized in that: The purification mechanism comprises a filter box (10), a dust filter (13), a first installation frame (14), a second installation frame (19), a mesh plate (15), a sealing plug (16) and activated carbon (17); the filter box (10) is fixedly installed on the top of the exhaust hood (8); a connecting rod (25) is fixedly connected between the first installation frame (14) and the second installation frame (19); and the first installation frame (14) and the second installation frame (19) are both arranged inside the filter box (10).

3. An elevator purification ventilation device according to claim 2, characterized in that: The dust filter (13) is arranged on both sides of a first installation frame (14), the mesh plate (15) is arranged on both sides of a second installation frame (19), the activated carbon (17) is arranged in the second installation frame (19), a filling hole is opened at the top of the second installation frame (19), and a sealing plug (16) is arranged in the filling hole.

4. An elevator purification ventilation device according to claim 3, characterized in that: A positioning mechanism for positioning the first mounting frame (14) and the second mounting frame (19) is arranged in the filter box (10), and the positioning mechanism comprises a positioning block (18), a first stopper (21), an insert block (22), a first magnet (23), a second magnet (24) and a second stopper (26); the positioning block (18) is fixedly connected to the inner wall of the filter box (10); the first mounting frame (14) and the second mounting frame (19) are slidably mounted on the positioning block (18); the second stopper (26) is fixedly connected to the inner bottom of the filter box (10); and the side of the second mounting frame (19) is in contact with the side of the second stopper (26).

5. An elevator purification ventilation device according to claim 4, characterized in that: The insert block (22) is fixedly connected to the bottom of the first stop block (21); a slot (20) is provided on the positioning block (18), and the insert block (22) is inserted into the slot (20).

6. An elevator purification ventilation device according to claim 5, characterized in that: The first magnet (23) is arranged at the bottom of the insert block (22), and the second magnet (24) is arranged at the inner bottom of the slot (20); the first magnet (23) and the second magnet (24) are attracted to each other, and the side of the first stop block (21) is in contact with the side of the first installation frame (14).

7. The elevator purification ventilation device according to claim 1, characterized in that: A protective net (9) is provided at the bottom of the exhaust hood (8).

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