CN211920574U - Constant-current fan convenient to install and used for elevator ventilation - Google Patents
Constant-current fan convenient to install and used for elevator ventilation Download PDFInfo
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- CN211920574U CN211920574U CN202020072615.6U CN202020072615U CN211920574U CN 211920574 U CN211920574 U CN 211920574U CN 202020072615 U CN202020072615 U CN 202020072615U CN 211920574 U CN211920574 U CN 211920574U
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Abstract
The utility model discloses an elevator ventilates and uses constant current fan convenient to installation relates to elevator and ventilates and uses technical field, to the inconvenient problem of fan installation for elevator ventilation, now proposes following scheme, which comprises a housin, the inside of casing is equipped with the second fixed plate, the top fixedly connected with motor of second fixed plate, the pivot is installed to the output of motor, drive bevel gear is installed to the bottom of pivot, drive bevel gear's both sides are equipped with driven bevel gear, and mesh transmission between drive bevel gear and the driven bevel gear. The utility model discloses a combination of various structures not only makes the device can make things convenient for the quick installation of fan to improve work efficiency, and can filter the air of exchanging in the car, reduces the injury to the human body, and on the diaphragm was installed to the fan of this device to make the installation space of device great, can be suitable for the fan of multiple model, made things convenient for the replacement of fan.
Description
Technical Field
The utility model relates to an elevator ventilates and uses technical field, especially relates to an elevator ventilates and uses constant current fan convenient to installation.
Background
The elevator is a vertical elevator powered by an electric motor and equipped with a box-like gondola for carrying persons or goods in a multistorey building and also of the step type, the tread plates being mounted for continuous travel on a track, commonly known as escalator or travelator, serving a fixed lifting device for a given storey, the vertical elevator having a cage which runs between at least two vertical rows of rigid guide rails or guide rails with an inclination angle of less than 15 °, the cage being dimensioned and configured to facilitate the passage of passengers or the loading and unloading of goods.
The car type elevator needs air exchange for the car because the elevator is in a closed state in the running process, the simplest mode is to adopt a fan to circulate air, the installation of the fan in the traditional car type elevator is complicated, the working efficiency is reduced, and the fan in each car is used in a matching way, so that the replacement of the fan is inconvenient.
SUMMERY OF THE UTILITY MODEL
The utility model provides a pair of constant current fan is used in elevator ventilation convenient to installation has solved the inconvenient problem of fan installation for elevator ventilation.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides an elevator ventilates and uses constant current fan convenient to installation, includes the casing, the inside of casing is equipped with the second fixed plate, the top fixedly connected with motor of second fixed plate, the pivot is installed to the output of motor, initiative bevel gear is installed to the bottom of pivot, initiative bevel gear's both sides are equipped with driven bevel gear, and mesh transmission between initiative bevel gear and the driven bevel gear, driven bevel gear keeps away from one side of initiative bevel gear and has the screw rod through bolted connection, the screw thread has cup jointed loose ring and screw ring on the screw rod, the outer lane bottom of loose ring articulates there is first vaulting pole, the bottom of first vaulting pole articulates there is the filter, the outer lane bottom of screw ring articulates there is the second vaulting pole, the bottom of second vaulting pole articulates there is the diaphragm, two fans are installed to the bottom of diaphragm.
Preferably, the two sides of the motor are connected with a support through bolts, the bottom end of the support is welded on a second fixing plate, a first slotted hole is formed in the second fixing plate, a first bearing is installed in the first slotted hole, the rotating shaft is connected with the first bearing through bolts, and the bottom end of the rotating shaft penetrates through the first slotted hole.
Preferably, a second bearing is installed at one end, far away from the driven bevel gear, of the screw rod, and one side, far away from the screw rod, of the second bearing is fixedly connected to the inner walls of the two sides of the shell.
Preferably, the bottom welding of second fixed plate has two branch, the bottom fixedly connected with third bearing of branch, pass through bolted connection between screw rod and the third bearing.
Preferably, two chutes are formed in the second fixing plate, a first slider and a second slider are connected to the inside of each chute in a sliding mode, a first fixing rod is welded to the bottom of the first slider, the bottom end of the first fixing rod is welded to the movable ring, a second fixing rod is welded to the bottom of the second slider, and the bottom end of the second fixing rod is welded to the threaded ring.
Preferably, the screw rod is sleeved with a first spring and a second spring, one end of the first spring is welded on the movable ring, the other end of the first spring is welded on the second bearing, one end of the second spring is welded on the threaded ring, and the other end of the second spring is welded on the third bearing.
Preferably, the below of second fixed plate is equipped with the first fixed plate that is located the casing inside, the second slotted hole has been seted up on the first fixed plate, it has two filters to articulate in the second slotted hole, it has first vaulting pole to articulate on the filter, be equipped with the ventilation hole that is located on the both sides conch wall of casing between first fixed plate and the second fixed plate.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses an installation motor, pivot, initiative bevel gear, driven bevel gear, screw rod, loose ring, screw ring, first spring, second spring, first vaulting pole, second vaulting pole, diaphragm, fan and filter's combination makes the device can filter the exchange to the air in the car to effectual harmful gas of having placed directly gets into the car, and what this device can be convenient installs the fan, thereby improved work efficiency.
To sum up, the utility model discloses a thereby the combination of various structures not only makes things convenient for the quick installation of fan to improve work efficiency, and can filter the air of exchanging in the car, reduces the injury to the human body, and on the diaphragm was installed to the fan of this device to make the installation space of device great, can be suitable for the fan of multiple model, made things convenient for the replacement of fan.
Drawings
Fig. 1 is a schematic sectional structural view of a constant-current fan for ventilation of an elevator, which is convenient to install;
fig. 2 is the utility model provides a constant current fan's for ventilation of elevator looks sideways at schematic structure view convenient to installation.
In the figure: the fan comprises a shell 1, a motor 2, a rotating shaft 3, a driving bevel gear 4, a driven bevel gear 5, a screw 6, a movable ring 7, a first spring 8, a first support rod 9, a threaded ring 10, a second support rod 11, a second spring 12, a transverse plate 13, a fan 14, a first fixing plate 15, a filter plate 16 and a second fixing plate 17.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-2, a constant current fan for ventilation of an elevator, which is convenient to install, includes a housing 1, a second fixing plate 17 is provided inside the housing 1, a motor 2 is fixedly connected to the top of the second fixing plate 17, a rotating shaft 3 is provided at the output end of the motor 2, a driving bevel gear 4 is provided at the bottom end of the rotating shaft 3, driven bevel gears 5 are provided at both sides of the driving bevel gear 4, and the meshing transmission between drive bevel gear 4 and the driven bevel gear 5, driven bevel gear 5 keeps away from one side of drive bevel gear 4 and has screw rod 6 through bolted connection, movable ring 7 and threaded ring 10 have been cup jointed to the screw rod 6 upper thread, the outer lane bottom of movable ring 7 articulates there is first vaulting pole 9, the bottom of first vaulting pole 9 articulates there is filter 16, the outer lane bottom of threaded ring 10 articulates there is second vaulting pole 11, the bottom of second vaulting pole 11 articulates there is diaphragm 13, two fans 14 are installed to the bottom of diaphragm 13.
The two sides of the motor 2 are connected with a bracket through bolts, the bottom end of the bracket is welded on a second fixing plate 17, a first slotted hole is formed in the second fixing plate 17, a first bearing is installed in the first slotted hole, the rotating shaft 3 is connected with the first bearing through bolts, the bottom end of the rotating shaft 3 passes through the first slotted hole, one end of the screw rod 6 far away from the driven bevel gear 5 is provided with a second bearing, one side of the second bearing far away from the screw rod 6 is fixedly connected on the inner walls of the two sides of the shell 1, the bottom of the second fixing plate 17 is welded with two support rods, the bottom ends of the support rods are fixedly connected with a third bearing, the screw rod 6 is connected with the third bearing through bolts, the second fixing plate 17 is provided with two sliding grooves, the inside of the sliding grooves is respectively connected with a first sliding block and a second sliding block in a sliding manner, the, the bottom welding of second slider has the second dead lever, the bottom welding of second dead lever is on threaded ring 10, first spring 8 and second spring 12 have been cup jointed on screw rod 6, the one end of first spring 8 welds on activity ring 7, the other end of first spring 8 welds on the second bearing, the one end of second spring 12 welds on threaded ring 10, the other end of second spring 12 welds on the third bearing, the below of second fixed plate 17 is equipped with first fixed plate 15 that is located 1 inside of casing, the second slotted hole has been seted up on first fixed plate 15, it has two filters 16 to articulate in the second slotted hole, it has first vaulting pole 9 to articulate on the filter 16, be equipped with the ventilation hole that is located on the 1 both sides conch wall of casing between first fixed plate 15 and the second fixed plate 17.
In this embodiment, firstly, the motor 2 is started to rotate positively, so that the rotating shaft 3 rotates, the rotation of the rotating shaft 3 drives the rotation of the driving bevel gear 4, the driving bevel gear 4 and the driven bevel gear 5 are in meshing transmission, so that the screw rod 6 is driven to rotate, the rotation of the screw rod 6 enables the movable ring 7 and the threaded ring 10 to move, the top of the outer ring of the movable ring 7 is welded with a first fixing rod, the top of the first fixing rod is welded on a first sliding block, the top of the outer ring of the threaded ring 10 is welded with a second fixing rod, the top of the second fixing rod is welded on a second sliding block, so that the movable ring 7 and the threaded ring 10 move towards the middle along with the rotation of the screw rod 6, so that the first spring 8 is stretched and the second spring 12 is compressed, the movement of the movable ring 7 enables the filter plate 16 to be opened through the first support rod 9, and the movement of the, therefore, the fan 14 is conveniently installed on the transverse plate 13 by a worker, after the installation of the fan 14 is finished, the motor 2 rotates reversely, so that the transverse plate 13 moves upwards, the filter plate 16 is folded again, the fan 14 is started, the motor 2 is turned off, and the fan 14 exchanges and ventilates air in the shell 1.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. The constant-current fan convenient to mount for ventilation of the elevator comprises a shell (1) and is characterized in that a second fixing plate (17) is arranged inside the shell (1), a motor (2) is fixedly connected to the top of the second fixing plate (17), a rotating shaft (3) is mounted at the output end of the motor (2), a driving bevel gear (4) is mounted at the bottom end of the rotating shaft (3), driven bevel gears (5) are arranged on two sides of the driving bevel gear (4), the driving bevel gears (4) and the driven bevel gears (5) are in meshing transmission, a screw rod (6) is connected to one side, away from the driving bevel gears (4), of the driven bevel gears (5) through bolts, a movable ring (7) and a threaded ring (10) are sleeved on the upper threads of the screw rod (6), a first support rod (9) is hinged to the bottom end of the outer ring (7), and a filter plate (16) is hinged to the bottom end of the, the outer lane bottom of screw ring (10) articulates there is second vaulting pole (11), the bottom of second vaulting pole (11) articulates there is diaphragm (13), two fans (14) are installed to the bottom of diaphragm (13).
2. The constant-current fan convenient to mount for ventilation of the elevator as claimed in claim 1, wherein two sides of the motor (2) are connected with brackets through bolts, bottom ends of the brackets are welded on a second fixing plate (17), a first slotted hole is formed in the second fixing plate (17), a first bearing is mounted in the first slotted hole, the rotating shaft (3) is connected with the first bearing through bolts, and the bottom end of the rotating shaft (3) penetrates through the first slotted hole.
3. The constant-current fan convenient to mount for ventilation of the elevator is characterized in that a second bearing is mounted at one end, far away from the driven bevel gear (5), of the screw rod (6), and one side, far away from the screw rod (6), of the second bearing is fixedly connected to the inner walls of the two sides of the shell (1).
4. The constant-current fan convenient to mount for ventilation of the elevator is characterized in that two support rods are welded at the bottom of the second fixing plate (17), a third bearing is fixedly connected to the bottom ends of the support rods, and the screw rod (6) is connected with the third bearing through a bolt.
5. The constant-current fan convenient to mount and used for ventilation of the elevator as claimed in claim 1, wherein the second fixing plate (17) is provided with two sliding grooves, the sliding grooves are connected with a first sliding block and a second sliding block in a sliding manner, a first fixing rod is welded at the bottom of the first sliding block, the bottom end of the first fixing rod is welded on the movable ring (7), a second fixing rod is welded at the bottom of the second sliding block, and the bottom end of the second fixing rod is welded on the threaded ring (10).
6. The constant-current fan convenient to mount for ventilation of the elevator is characterized in that a first spring (8) and a second spring (12) are sleeved on the screw rod (6), one end of the first spring (8) is welded on the movable ring (7), the other end of the first spring (8) is welded on a second bearing, one end of the second spring (12) is welded on the threaded ring (10), and the other end of the second spring (12) is welded on a third bearing.
7. The constant-current fan convenient to mount for ventilation of the elevator is characterized in that a first fixing plate (15) located inside the casing (1) is arranged below the second fixing plate (17), a second slotted hole is formed in the first fixing plate (15), two filter plates (16) are hinged in the second slotted hole, a first support rod (9) is hinged to each filter plate (16), and ventilation holes located on two side wall surfaces of the casing (1) are formed between the first fixing plate (15) and the second fixing plate (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020072615.6U CN211920574U (en) | 2020-01-14 | 2020-01-14 | Constant-current fan convenient to install and used for elevator ventilation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020072615.6U CN211920574U (en) | 2020-01-14 | 2020-01-14 | Constant-current fan convenient to install and used for elevator ventilation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211920574U true CN211920574U (en) | 2020-11-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020072615.6U Active CN211920574U (en) | 2020-01-14 | 2020-01-14 | Constant-current fan convenient to install and used for elevator ventilation |
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| Country | Link |
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| CN (1) | CN211920574U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112299206A (en) * | 2020-12-14 | 2021-02-02 | 博仕通电梯有限公司 | Can take notes visitor's elevator |
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2020
- 2020-01-14 CN CN202020072615.6U patent/CN211920574U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112299206A (en) * | 2020-12-14 | 2021-02-02 | 博仕通电梯有限公司 | Can take notes visitor's elevator |
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