Ventilation elevator car

Abstract

The utility model relates to the technical field of elevator cars, in particular to a ventilating elevator car. Comprising a first box body, a second box body is arranged in the first box body, a plurality of evenly-distributed supporting edges are fixedly installed in the first box body, the supporting edges are fixed to the outer wall of the second box body, the top of the first box body and the top of the second box body are fixed and penetrate through the same rectangular frame, and an installation frame slidably penetrates through the interior of the rectangular frame; a fan assembly is fixedly mounted in the mounting frame, a U-shaped support is fixedly mounted at the top of the first box body, two sliding plates are slidably mounted at the bottom of the U-shaped support, two connecting rods are hinged to the bottoms of the sliding plates, and the bottom ends of the connecting rods are hinged to the top of the mounting frame. By means of the simple lifting structure, the draught fan can be manually lifted under the condition that the lift car is powered off, the lift car skylight can be opened conveniently, then external air can enter the lift car conveniently for oxygen supply, and the safety of the lift car is effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of elevator cars, in particular to a ventilated elevator car. Background Art

[0002] Elevators are widely installed and used as important supporting facilities in high-rise buildings. They mainly include cars and lifting mechanisms. The cars are generally installed in the elevator shaft reserved in the building. Current elevator cars are generally equipped with ventilation structures and lighting structures to ensure ventilation and lighting inside the car. The ventilation of the car generally uses a fan to supply air.

[0003] However, it has been found during use that the existing ventilated elevator cars are not convenient for ventilating the car when the power is off, which can easily cause a lack of oxygen inside the car, posing a safety hazard. Utility Model Content

[0004] In view of the above problems, the purpose of the present utility model is to provide a ventilated elevator car, which is convenient for manually lifting the fan when the car is powered off, and for opening the car skylight, so that outside air can enter the car to supply oxygen, thereby effectively improving the safety of the elevator car and solving the problems raised in the above-mentioned background technology.

[0005] To achieve the above purpose, the technical solution adopted by the utility model is as follows: a ventilated elevator car, comprising a first box body, a second box body is arranged in the first box body, a plurality of evenly arranged supporting ribs are fixedly installed in the first box body, the supporting ribs are fixed on the outer wall of the second box body, the tops of the first box body and the second box body are fixed and penetrated by the same rectangular frame, a mounting frame is slidably penetrated in the rectangular frame, a fan assembly is fixedly installed in the mounting frame, a U-shaped bracket is fixedly installed on the top of the first box body, two slides are slidably installed at the bottom of the U-shaped bracket, two connecting rods are hinged at the bottom of the slide, the bottom of the slide is hinged to the top of the mounting frame, two rectangular through grooves are penetrated on the U-shaped bracket, a slider is slidably penetrated in the rectangular through groove, the slider is fixed to the top of the corresponding slide, the same bidirectional screw rod is threadedly penetrated on the two sliders, one end of the bidirectional screw rod extends outside the U-shaped bracket and is provided with a first bevel gear, a rotating rod is rotatably installed in the first box body, the top end of the rotating rod extends outside the first box body and is provided with a second bevel gear, and the second bevel gear is meshed with the first bevel gear.

[0006] To facilitate quick opening of the cover of the rectangular through hole:

[0007] As a further improvement of the above technical solution: the second box body also includes a rectangular through hole, which passes through the inner wall of one side of the second box body, and a cover plate is slidably installed in the rectangular through hole. Two card slots are provided on the top and bottom inner walls of the rectangular through hole, and a card rod is slidably installed in the card slot. Two chambers are provided on the cover plate, and a cross plate and a spring are slidably installed in the chamber. One end of the card rod extends into the corresponding chamber and is fixed on the cross plate, and the ends of the two springs away from each other are respectively in contact with the corresponding cross plates, and a second rectangular through slot passes through the inner wall of one side of the chamber, and a handle is slidably installed in the second rectangular through slot, and the handle is fixed on the corresponding cross plate.

[0008] The beneficial effect of this improvement is that, through such an arrangement, it is convenient to quickly open the cover of the rectangular through hole, thereby facilitating the rotation of the rotating rod, thereby facilitating the lifting operation of the fan assembly and facilitating ventilation.

[0009] To protect the fan components:

[0010] As a further improvement of the above technical solution: two mesh plates are fixedly installed in the installation frame, and the fan assembly is located between the two mesh plates.

[0011] The beneficial effect of this improvement is that by providing a mesh plate, the fan assembly can be easily protected.

[0012] In order to facilitate the support and limit of the bidirectional screw:

[0013] As a further improvement of the above technical solution: a first through hole is passed through the two first rectangular through slots, a second through hole is passed through the inner wall of one side of one of the first rectangular through slots, and the bidirectional screw rotates through the first through hole and the second through hole.

[0014] The beneficial effect of this improvement is that by providing the first through hole and the second through hole, it is convenient to support and limit the bidirectional screw rod.

[0015] To make the rod rotate more stably:

[0016] As a further improvement of the above technical solution: a limit plate is fixedly installed on one side of the U-shaped bracket, the rotating rod rotates through the limit plate, and the rotating rod rotates through a plurality of supporting ribs.

[0017] The beneficial effect of this improvement is that by setting the limiting plate, it is convenient to limit and support the rotating rod, so that the rotation of the rotating rod is more stable.

[0018] To make the skateboard slide more stable:

[0019] As a further improvement of the above technical solution: the U-shaped bracket is penetrated by four third rectangular through grooves arranged in a rectangular array, the third rectangular through grooves slide through a limiting block, the third rectangular through grooves are fixedly installed with a first limiting rod, the first limiting rod slides through the limiting block, and the limiting block is fixed on the top of the corresponding slide.

[0020] The beneficial effect of this improvement is that by setting it in this way, it is convenient to limit the position of the slide plate, making the sliding of the slide plate more stable.

[0021] To prevent the spring from bending:

[0022] As a further improvement of the above technical solution: a second limit rod is fixedly installed in the chamber, the second limit rod slides through the corresponding spring and cross plate, two third through holes are penetrated on the inner wall of one side of the chamber, and the clamping rod slides through the corresponding third through holes.

[0023] The beneficial effect of this improvement is that by providing the second limiting rod, the spring can be limited to prevent the spring from bending.

[0024] To prevent accidental touching of the handle:

[0025] As a further improvement of the above technical solution: a rubber cover is slidably installed in the second rectangular through groove, a sealing ring is fixedly installed in the rectangular through hole, and the sealing ring is slidably sleeved on the cover plate.

[0026] The beneficial effect of this improvement is that by providing a rubber cover, the second rectangular through groove is easily sealed to prevent accidental touching of the handle.

[0027] The beneficial effect of the utility model is that through this simple lifting structure, it is convenient to manually lift the fan when the car is powered off, so as to open the car skylight, thereby facilitating the entry of external air into the car for oxygen supply, thereby effectively improving the safety of the elevator car. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 This is a schematic diagram of the main cross-sectional structure of the utility model;

[0029] Figure 2 For this utility model Figure 1 A schematic diagram of the enlarged structure of part A;

[0030] Figure 3 For this utility model Figure 1 A schematic diagram of the enlarged structure of part B;

[0031] Figure 4 It is a schematic diagram of the top view assembly structure of the installation frame, the connecting rod and the slide plate in the utility model;

[0032] Figure 5 It is a three-dimensional structural schematic diagram of the installation frame in the utility model;

[0033] Figure 6 It is a top view structural schematic diagram of the U-shaped bracket in the utility model;

[0034] Figure 7 For this utility model Figure 1 Schematic diagram of the enlarged structure of part C.

[0035] In the figure: 1. first box body; 2. second box body; 3. supporting ribs; 4. rectangular frame; 5. mounting frame; 6. fan assembly; 7. U-shaped bracket; 8. slide plate; 9. connecting rod; 10. rectangular through slot; 11. slide block; 12. bidirectional screw rod; 13. first bevel gear; 14. rotating rod; 15. second bevel gear; 16. rectangular through hole; 17. cover plate; 18. slot; 19. clamping rod; 20. chamber; 21. cross plate; 22. spring; 23. second rectangular through slot; 24. handle. DETAILED DESCRIPTION

[0036] In order to enable those skilled in the art to better understand the technical solution of the utility model, the utility model is described in detail below in conjunction with the accompanying drawings. The description in this part is only exemplary and explanatory and should not have any limiting effect on the protection scope of the utility model.

[0037] like Figure 1-7As shown, a ventilated elevator car comprises a first box body 1, a second box body 2 is arranged in the first box body 1, a plurality of evenly arranged supporting ribs 3 are fixedly installed in the first box body 1, the supporting ribs 3 are fixed on the outer wall of the second box body 2, the tops of the first box body 1 and the second box body 2 are fixed and penetrated with the same rectangular frame 4, a mounting frame 5 is slidably penetrated in the rectangular frame 4, a fan assembly 6 is fixedly installed in the mounting frame 5, a U-shaped bracket 7 is fixedly installed on the top of the first box body 1, two slide plates 8 are slidably installed at the bottom of the U-shaped bracket 7, the bottom of the slide plate 8 is hinged with two connecting rods 9, the bottom end of the connecting rod 9 is hinged to the top of the mounting frame 5, the U-shaped bracket 7 is penetrated with two rectangular through slots 10, the rectangular A slider 11 slides through the U-shaped through groove 10, and the slider 11 is fixed on the top of the corresponding slide plate 8. The two sliders 11 are threaded with the same bidirectional screw rod 12. One end of the bidirectional screw rod 12 extends to the outside of the U-shaped bracket 7 and is provided with a first bevel gear 13. A rotating rod 14 is rotatably installed in the first box body 1. The top of the rotating rod 14 extends to the outside of the first box body 1 and is provided with a second bevel gear 15. The second bevel gear 15 is meshed with the first bevel gear 13. Through this simple lifting structure, it is convenient to manually lift the fan when the car is powered off, so as to facilitate opening the car skylight, and then facilitate the outside air to enter the car for oxygen supply, which effectively improves the safety of the elevator car. The second box body 2 also includes a rectangular through hole 16. A rectangular through hole 16 passes through the inner wall of one side of the second box body 2, and a cover plate 17 is slidably installed in the rectangular through hole 16. Two card slots 18 are provided on the top and bottom inner walls of the rectangular through hole 16, and a card rod 19 is slidably installed in the card slot 18. Two chambers 20 are provided on the cover plate 17, and a cross plate 21 and a spring 22 are slidably installed in the chamber 20. One end of the card rod 19 extends into the corresponding chamber 20 and is fixed on the cross plate 21. The ends of the two springs 22 that are away from each other are respectively in contact with the corresponding cross plate 21. A second rectangular through slot 23 passes through the inner wall of one side of the chamber 20, and a handle 24 is slidably installed in the second rectangular through slot 23. The handle 24 is fixed on the corresponding cross plate 21. In this way, The cover plate 17 of the rectangular through hole 16 is set so as to facilitate the quick opening of the cover plate 17, and then to facilitate the rotation of the rotating rod 14, so as to facilitate the lifting operation of the fan assembly 6 and facilitate ventilation. Two mesh plates are fixedly installed in the installation frame 5, and the fan assembly 6 is located between the two mesh plates. By setting the mesh plate, it is convenient to protect the fan assembly 6. A first through hole is penetrated between the two first rectangular through grooves 10, and a second through hole is penetrated on the inner wall of one side of one of the first rectangular through grooves 10. The bidirectional screw rod 12 rotates through the first through hole and the second through hole. By setting the first through hole and the second through hole, it is convenient to support and limit the bidirectional screw rod 12. A limiting plate is fixedly installed on one side of the U-shaped bracket 7, and the rotating rod 14 rotates through the limiting plate.The rotating rod 14 rotates and passes through multiple supporting ribs 3. By setting a limit plate, it is convenient to limit and support the rotating rod 14, so that the rotation of the rotating rod 14 is more stable. The U-shaped bracket 7 is penetrated by four third rectangular through grooves arranged in a rectangular array. The third rectangular through groove slides through the limit block. The first limit rod is fixedly installed in the third rectangular through groove. The first limit rod slides through the limit block. The limit block is fixed on the top of the corresponding slide 8. By setting such a setting, it is convenient to limit the slide 8, so that the sliding of the slide 8 is more stable. The cavity 20 is fixed A second limiting rod is fixedly installed, and the second limiting rod slides through the corresponding spring 22 and the cross plate 21. Two third through holes are penetrated on the inner wall of one side of the chamber 20, and the clamping rod 19 slides through the corresponding third through hole. By setting the second limiting rod, it is convenient to limit the spring 22 to prevent the spring 22 from bending. A rubber cover is slidably installed in the second rectangular through groove 23, and a sealing ring is fixedly installed in the rectangular through hole 16. The sealing ring is slidably sleeved on the cover plate 17. By setting the rubber cover, it is convenient to seal the second rectangular through groove 23 to prevent accidental touching of the handle 24.

[0038] The working principle of the utility model is as follows: when the car is powered off, the fan assembly 6 stops running, and then the two rubber covers on the cover plate 17 are pulled so that the rubber covers are removed and the second rectangular through slot 23 is opened, and then the two handles 24 are pulled so that the two cross plates 21 are driven to slide in the corresponding chambers 20 and approach each other, so that the two springs 22 are compressed, and at the same time the cross plate 21 drives the two clamping rods 19 to slide out of the corresponding clamping slots 18, so that the fixation of the cover plate 17 is released, and then the cover plate 17 is pulled so that the rectangular through hole 16 is opened. By setting it in this way, it is convenient to quickly open the cover plate 17 of the rectangular through hole 16, and then it is convenient to rotate the rotating rod 14, so as to facilitate the lifting operation of the fan assembly 6 and facilitate ventilation, and then The rotating rod 14 is rotated, and the rotating rod 14 drives the second bevel gear 15 to rotate, so that the first bevel gear 13 is driven to rotate, and the first bevel gear 13 drives the bidirectional screw rod 12 to rotate, so that the two sliders 11 are driven to slide in the corresponding first rectangular through grooves 10 and move away from each other, so that the two slide plates 8 are driven to slide on the U-shaped bracket 7 and move away from each other, so that the connecting rod 9 is driven to rotate upward, so that the mounting frame 5 is lifted and slides out of the rectangular frame 4, so that the rectangular frame 4 is opened, and the outside air enters the car through the rectangular frame 4. Through such an arrangement, it is convenient to manually lift the fan when the car is powered off, so as to facilitate opening the car skylight, and then facilitate the outside air to enter the car for oxygen supply, which effectively improves the safety of the elevator car.

[0039] It should be noted that, in this article, the terms "comprises", "includes" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or apparatus that includes a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or apparatus.

[0040] This article uses specific examples to illustrate the principles and implementation methods of the utility model. The above examples are only used to help understand the method and core ideas of the utility model. The above is only the preferred implementation method of the utility model. It should be pointed out that due to the limitations of textual expression, there are objectively infinite specific structures. For ordinary technicians in this technical field, without departing from the principle of the utility model, they can make several improvements, embellishments or changes, and can also combine the above technical features in an appropriate manner; these improvements, embellishments, changes or combinations, or the direct application of the concept and technical solution of the utility model to other occasions without improvement, should be regarded as the protection scope of the utility model.

Claims

1. A ventilated elevator car, comprising a first box body (1), wherein a second box body (2) is disposed in the first box body (1), wherein a plurality of evenly arranged supporting ribs (3) are fixedly mounted in the first box body (1), wherein the supporting ribs (3) are fixed on the outer wall of the second box body (2), characterized in that: The tops of the first box body (1) and the second box body (2) are fixed with a same rectangular frame (4) passing through them, a mounting frame (5) slidingly passing through the rectangular frame (4), a fan assembly (6) fixedly installed in the mounting frame (5), a U-shaped bracket (7) fixedly installed on the top of the first box body (1), two slide plates (8) slidingly installed on the bottom of the U-shaped bracket (7), two connecting rods (9) hingedly connected at the bottom of the slide plates (8), the bottom ends of the connecting rods (9) being hingedly connected to the top of the mounting frame (5), the U-shaped bracket (7) passing through two rectangular through slots ( 10), a slider (11) is slidably penetrated in the rectangular through groove (10), the slider (11) is fixed on the top of the corresponding slide plate (8), a same bidirectional screw rod (12) is threadedly penetrated on the two sliders (11), one end of the bidirectional screw rod (12) extends to the outside of the U-shaped bracket (7) and is provided with a first bevel gear (13), a rotating rod (14) is rotatably installed in the first housing (1), the top end of the rotating rod (14) extends to the outside of the first housing (1) and is provided with a second bevel gear (15), and the second bevel gear (15) is meshed with the first bevel gear (13).

2. A ventilated elevator car according to claim 1, characterized in that: The second box body (2) further comprises a rectangular through hole (16), the rectangular through hole (16) passing through an inner wall of one side of the second box body (2), a cover plate (17) being slidably mounted in the rectangular through hole (16), two card slots (18) being provided on the top and bottom inner walls of the rectangular through hole (16), a card rod (19) being slidably mounted in the card slot (18), and two chambers (20) being provided on the cover plate (17), a card rod (19) being slidably mounted in the chamber (20) There are a transverse plate (21) and a spring (22), one end of the clamping rod (19) extends into the corresponding chamber (20) and is fixed on the transverse plate (21), and the ends of the two springs (22) that are away from each other are respectively in contact with the corresponding transverse plate (21), and a second rectangular through groove (23) passes through the inner wall of one side of the chamber (20), and a handle (24) is slidably installed in the second rectangular through groove (23), and the handle (24) is fixed on the corresponding transverse plate (21).

3. A ventilated elevator car according to claim 1, characterized in that: Two mesh plates are fixedly mounted in the installation frame (5), and the fan assembly (6) is located between the two mesh plates.

4. A ventilated elevator car according to claim 1, characterized in that: A first through hole is passed through between the two rectangular through slots (10), a second through hole is passed through an inner wall of one side of one of the rectangular through slots (10), and the bidirectional screw rod (12) rotates through the first through hole and the second through hole.

5. A ventilated elevator car according to claim 1, characterized in that: A limiting plate is fixedly mounted on one side of the U-shaped bracket (7), and the rotating rod (14) rotates to penetrate the limiting plate, and the rotating rod (14) rotates to penetrate a plurality of supporting ribs (3).

6. A ventilated elevator car according to claim 1, characterized in that: The U-shaped bracket (7) is penetrated by four third rectangular through slots arranged in a rectangular array, and a limit block is slidably penetrated in the third rectangular through slot, and a first limit rod is fixedly installed in the third rectangular through slot, and the first limit rod slides through the limit block, and the limit block is fixed on the top of the corresponding slide plate (8).

7. A ventilated elevator car according to claim 2, characterized in that: A second limiting rod is fixedly installed in the chamber (20), and the second limiting rod slides through the corresponding spring (22) and the cross plate (21). Two third through holes are penetrated on the inner wall of one side of the chamber (20), and the clamping rod (19) slides through the corresponding third through holes.

8. A ventilated elevator car according to claim 2, characterized in that: A rubber cover is slidably mounted in the second rectangular through groove (23), a sealing ring is fixedly mounted in the rectangular through hole (16), and the sealing ring is slidably sleeved on the cover plate (17).

Images