CN110713095A - Use self-cleaning air exchange system on elevator car - Google Patents
Use self-cleaning air exchange system on elevator car Download PDFInfo
- Publication number
- CN110713095A CN110713095A CN201910989040.6A CN201910989040A CN110713095A CN 110713095 A CN110713095 A CN 110713095A CN 201910989040 A CN201910989040 A CN 201910989040A CN 110713095 A CN110713095 A CN 110713095A
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- Prior art keywords
- box
- ventilation
- elevator car
- pipeline
- guide
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/02—Cages, i.e. cars
- B66B11/0226—Constructional features, e.g. walls assembly, decorative panels, comfort equipment, thermal or sound insulation
- B66B11/024—Ventilation systems
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/70—Regeneration of the filtering material or filter elements inside the filter by acting counter-currently on the filtering surface, e.g. by flushing on the non-cake side of the filter
- B01D46/71—Regeneration of the filtering material or filter elements inside the filter by acting counter-currently on the filtering surface, e.g. by flushing on the non-cake side of the filter with pressurised gas, e.g. pulsed air
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/74—Regeneration of the filtering material or filter elements inside the filter by forces created by movement of the filter element
- B01D46/76—Regeneration of the filtering material or filter elements inside the filter by forces created by movement of the filter element involving vibrations
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Cage And Drive Apparatuses For Elevators (AREA)
Abstract
The invention discloses a self-cleaning ventilation system applied to an elevator car, which comprises a ventilation box positioned on the elevator car, wherein a ventilation fan box is arranged in the ventilation box, a main fan is arranged in the ventilation fan box, a first motor in transmission connection with the main fan is arranged above the ventilation fan box, a pipeline is arranged at the bottom of the ventilation fan box and communicated with the inside of the elevator car, a fixed pipeline is arranged on the side surface of the ventilation fan box and connected with an air inlet pipeline, and an opening at the front end of the air inlet pipeline is positioned at the lower part of the side surface of the ventilation box; this device is at the miscellaneous fan during operation of row, and the air passes through in the fan box of taking a breath and the fixed pipeline gets into row miscellaneous fan box to through strikeing the tuber pipe to inlet duct output, the level that produces by strikeing the tuber pipe strikes the filter screen, makes the dust on the filter screen drop and outside discharge, has reduced the loaded down with trivial details of artifical clearance, and is quick effective, has also solved the not smooth problem of system's ventilation after taking a breath for a long time.
Description
Technical Field
The invention relates to an elevator component, in particular to a self-cleaning ventilation system applied to an elevator car.
Background
In an elevator system, a driving system, a control system and a braking system are all parts which are extremely important for daily life of people, but a ventilation system of an elevator is often ignored by people, and when the daily elevator normally runs, a simple ventilation hole of the elevator can complete a ventilation task; however, when the elevator is at rest, a single ventilating hole cannot meet the internal ventilating requirement, so that an electric ventilating system is mostly adopted at present.
Chinese patent publication No. CN207258963U proposes an elevator ventilation device, similar to the existing electric ventilation system, and has the problems that the filter screen structure is adopted to avoid the dust in the courtyard from entering, but after long-time use, a large amount of dust is accumulated on the filter screen, and the cleaning is not easy, and the ventilation effect is affected.
Disclosure of Invention
The present invention is directed to a self-cleaning ventilation system for an elevator car to solve the above problems.
In order to achieve the purpose, the invention provides the following technical scheme:
a self-cleaning ventilation system applied to an elevator car comprises a ventilation box positioned on the elevator car, wherein a ventilation fan box is arranged in the ventilation box, a main fan is arranged in the ventilation fan box, a first motor in transmission connection with the main fan is arranged above the ventilation fan box, a pipeline is arranged at the bottom of the ventilation fan box and communicated with the inside of the elevator car, a fixed pipeline is arranged on the side surface of the ventilation fan box and connected with an air inlet pipeline, an opening at the front end of the air inlet pipeline is positioned at the lower part of the side surface of the ventilation box, the fixed pipeline and the air inlet pipeline are in sealing butt joint through a connecting flange, the fixed pipeline and the air inlet pipeline are L-shaped pipelines, the fixed pipeline and the air inlet pipeline are in an S shape after butt joint, and a filter screen; the air exchange box is characterized in that an impurity removing fan box is further arranged in the air exchange box, an adapter pipe is arranged at the top of the impurity removing fan box and is in butt joint with a fixed pipeline, an impact air pipe is arranged at the bottom of the impurity removing fan box and is arranged in the horizontal direction and is in butt joint with an air inlet pipeline, a second motor and an impurity removing fan are further arranged in the impurity removing fan box, and the impurity removing fan is in transmission connection with the second motor.
The air inlet pipeline is also internally provided with a rotating shaft, the rotating shaft is provided with a plurality of slapping plates, the slapping plates are arranged at equal intervals along the circumferential direction of the outer wall of the rotating shaft, the cross section of each slapping plate is L-shaped, and each slapping plate is a rubber plate.
As a preferred embodiment of the present invention: the elevator car top surface is also provided with a guide box, the guide box is positioned below a bottom pipeline of the ventilation fan box, a hollow guide groove is arranged inside the guide box, and the guide groove is a unilateral side open groove.
As a still further preferable embodiment of the present invention: the bottom of the guide box is provided with a guide air port, a plurality of guide plates which are rotatably connected with the guide air port are arranged in the guide air port, and the guide plates are in transmission connection through a transmission belt.
As a still further preferable embodiment of the present invention: and a damping plate is further arranged in the scavenging box, the damping plate is sleeved outside the first motor, and the damping plate is a hard rubber plate.
Compared with the prior art, the invention has the beneficial effects that: after long-time work of taking a breath, a large amount of dusts can be attached to the filter screen, when clearing up the work, close first motor, start the second motor, arrange miscellaneous fan work this moment, the air passes through in fan box and the fixed pipeline entering row miscellaneous fan box of taking a breath, and export to the admission line through the impulse air hose, the horizontal impulse air current that produces by the impulse air hose strikes the filter screen, make the dust on the filter screen drop and outside discharge, the loaded down with trivial details of manual cleaning has been reduced, and is quick effective, the unsmooth problem of system's ventilation after long-term taking a breath has also been solved.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
FIG. 2 is an enlarged view of the trash removal fan box of the present invention.
Fig. 3 is an enlarged view of the air intake duct of the present invention.
Fig. 4 is a perspective view of the guide box of the present invention.
In the figure, 1-an elevator car, 2-a ventilation box, 3-a ventilation fan box, 4-a main fan, 5-a first motor, 6-a damping plate, 7-a fixed pipeline, 8-an air inlet pipeline, 9-a connecting flange, 10-an impurity removing fan box, 11-an impurity removing fan, 12-a second motor, 13-an adapter pipe, 14-an impact air pipe, 15-a filter screen, 16-a rotating shaft, 17-a clapper plate, 18-a guide box, 19-a guide groove, 20-a guide plate and 21-a guide air port.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
referring to fig. 1-3, a self-cleaning ventilation system applied to an elevator car comprises a ventilation box 2 located on the elevator car 1, a ventilation fan box 3 is arranged in the ventilation box 2, a main fan 4 is arranged in the ventilation fan box 3, a first motor 5 in transmission connection with the main fan 4 is arranged above the ventilation fan box 3, a pipeline is arranged at the bottom of the ventilation fan box 3 and communicated with the inside of the elevator car 1, a fixed pipeline 7 is arranged on the side surface of the ventilation fan box 3, the fixed pipeline 7 is connected with an air inlet pipeline 8, an opening at the front end of the air inlet pipeline 8 is located at the lower part of the side surface of the ventilation box 2, the fixed pipeline 7 and the air inlet pipeline 8 are in sealing butt joint through a connecting flange 9, the fixed pipeline 7 and the air inlet pipeline 8 are both in an L shape, the fixed pipeline 7 and the air inlet pipeline 8 are in an S shape after butt joint, when air exchange work is carried out, the first motor 5 drives the main fan 4 to work to generate downward airflow, external air enters the elevator car 1 after passing through the air inlet pipeline 8, the fixed pipeline 7 and the air exchange fan box 3 in sequence, and dust in the air is intercepted through the filter screen 15 while the air enters the air inlet pipeline 8, so that the cleanness of the air entering the elevator car 1 is guaranteed; an impurity-removing fan box 10 is further arranged in the ventilation box 2, an adapter pipe 13 is arranged at the top of the impurity-removing fan box 10, the adapter pipe 13 is in butt joint with a fixed pipeline 7, an impact air pipe 14 is arranged at the bottom of the impurity-removing fan box 10, the impact air pipe 14 is arranged in the horizontal direction and is in butt joint with an air inlet pipeline 8, a second motor 12 and an impurity-removing fan 11 are further arranged in the impurity-removing fan box 10, the impurity-removing fan 11 is in transmission connection with the second motor 12, a large amount of dust can be attached to a filter screen 15 after long-time ventilation work, when cleaning work is carried out, the first motor 5 is closed, the second motor 12 is started, the impurity-removing fan 11 works at the moment, air enters the impurity-removing fan box 10 through the ventilation fan box 3 and the fixed pipeline 7 and is output to the air inlet pipeline 8 through the impact air pipe 14, horizontal impact air flow generated by the impact air pipe 14 impacts the filter screen 15 to enable the dust on, the trouble of manual cleaning is reduced, the method is quick and effective, and the problem of unsmooth ventilation of the system after long-term ventilation is solved.
Specifically, a rotating shaft 16 is further arranged in the air inlet pipeline 8, a plurality of slapping plates 17 are arranged on the rotating shaft 16, the slapping plates 17 are arranged at equal intervals along the circumferential direction of the outer wall of the rotating shaft 16, the cross sections of the slapping plates 17 are L-shaped, the slapping plates 17 are rubber plates, and when air enters the air inlet pipeline 8 during air inlet work, airflow collides with the slapping plates 17 to drive the rotating shaft 16 to rotate, so that the slapping plates 17 continuously slap the filter screen 15, dust attached to the filter screen 15 is slapped, and the later-stage dust removal efficiency is further improved.
Example 2:
referring to fig. 4, based on embodiment 1, when the conventional ventilation system performs ventilation, the air intake bellows is vertically downward, and the wind directly blowing to the human body causes discomfort, in order to avoid this situation, a guide box 18 is further disposed on the top surface of the elevator car 1, the guide box 18 is located below the bottom pipe of the ventilation fan box 3, a hollow guide groove 19 is formed inside the guide box 18, and the guide groove 19 is a single-side open groove, so that a steering effect is performed on the wind entering the elevator car 1, and the comfort level of passengers is improved.
Meanwhile, a guide air port 21 is formed in the bottom of the guide box 18, a plurality of guide plates 20 rotatably connected with the guide air port 21 are arranged in the guide air port 21, the guide plates 20 are connected through transmission of a transmission belt, namely, when a single guide plate 20 rotates, the other guide plates 20 can be driven to rotate synchronously, when air is required to be fed directly and blown, if summer weather is hot, the guide air port 21 can be opened through rotating the guide plates 20, downward airflow can be blown downwards through the guide air port 21 directly, and different requirements of passengers are met in multiple adjusting modes.
Example 3:
on the basis of embodiment 1, the ventilation box 2 is further provided with a damping plate 6, the damping plate 6 is sleeved outside the first motor 5, and the damping plate 6 is a hard rubber plate, so that vibration generated during operation can be relieved, and noise is reduced.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. A self-cleaning ventilation system applied to an elevator car comprises a ventilation box (2) positioned on the elevator car (1), a ventilation fan box (3) is arranged in the ventilation box (2), a main fan (4) is arranged in the ventilation fan box (3), a first motor (5) in transmission connection with the main fan (4) is arranged above the ventilation fan box (3), a pipeline communicated with the inside of the elevator car (1) is arranged at the bottom of the ventilation fan box (3), a fixed pipeline (7) is arranged on the side face of the ventilation fan box (3), the fixed pipeline (7) is connected with an air inlet pipeline (8), an opening at the front end of the air inlet pipeline (8) is positioned at the lower part of the side face of the ventilation box (2), the fixed pipeline (7) and the air inlet pipeline (8) are in sealing butt joint through a connecting flange (9), and the fixed pipeline (7) and the air inlet pipeline (8) are L-shaped pipelines, the fixed pipeline (7) and the air inlet pipeline (8) are in an S shape after being butted, and a filter screen (15) is arranged in the air inlet pipeline (8); the air-conditioning system is characterized in that an impurity-removing fan box (10) is further arranged in the air-conditioning box (2), an adapter pipe (13) is arranged at the top of the impurity-removing fan box (10), the adapter pipe (13) is in butt joint with a fixed pipeline (7), an impact air pipe (14) is arranged at the bottom of the impurity-removing fan box (10), the impact air pipe (14) is arranged in the horizontal direction and is in butt joint with an air inlet pipeline (8), a second motor (12) and an impurity-removing fan (11) are further arranged in the impurity-removing fan box (10), and the impurity-removing fan (11) is in transmission connection with the second motor (12).
2. The self-cleaning ventilation system applied to the elevator car as claimed in claim 1, wherein a rotating shaft (16) is further arranged in the air inlet pipeline (8), a plurality of clapboards (17) are arranged on the rotating shaft (16), the plurality of clapboards (17) are arranged at equal intervals along the circumferential direction of the outer wall of the rotating shaft (16), and the cross section of each clapboard (17) is L-shaped.
3. A self-cleaning ventilation system for use on an elevator car as claimed in claim 2, characterized in that the clapper (17) is a rubber sheet.
4. A self-cleaning ventilation system applied to an elevator car as claimed in claim 1 or 2, characterized in that a guide box (18) is further arranged on the top surface of the elevator car (1), the guide box (18) is positioned below the bottom pipeline of the ventilation fan box (3), a hollow guide groove (19) is arranged inside the guide box (18), and the guide groove (19) is a single-side open groove.
5. The self-cleaning ventilation system applied to the elevator car as claimed in claim 4, wherein the bottom of the guide box (18) is provided with a guide air opening (21), a plurality of guide plates (20) rotatably connected with the guide air opening (21) are arranged in the guide air opening (21), and the plurality of guide plates (20) are in transmission connection through a transmission belt.
6. A self-cleaning ventilation system for use on an elevator car according to claim 1 or 2, characterized in that a damping plate (6) is further provided in the ventilation box (2), the damping plate (6) being fitted outside the first motor (5).
7. A self-cleaning ventilation system for use on an elevator car as claimed in claim 6, characterized in that the damping plate (6) is a hard rubber plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910989040.6A CN110713095A (en) | 2019-10-17 | 2019-10-17 | Use self-cleaning air exchange system on elevator car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910989040.6A CN110713095A (en) | 2019-10-17 | 2019-10-17 | Use self-cleaning air exchange system on elevator car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110713095A true CN110713095A (en) | 2020-01-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910989040.6A Pending CN110713095A (en) | 2019-10-17 | 2019-10-17 | Use self-cleaning air exchange system on elevator car |
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| Country | Link |
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| CN (1) | CN110713095A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112973300A (en) * | 2021-04-01 | 2021-06-18 | 梦珍(广州)电子科技有限公司 | Membrane separation organic waste gas treatment equipment |
| CN112999765A (en) * | 2021-03-30 | 2021-06-22 | 广州润耀科技信息有限公司 | High-efficient membrane separation dust collecting equipment |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4933239B2 (en) * | 2006-12-11 | 2012-05-16 | 東芝エレベータ株式会社 | Elevator car ventilation system |
| CN105135659A (en) * | 2015-08-31 | 2015-12-09 | 广东美的制冷设备有限公司 | Dust removal device and dust removal method for indoor filter screen of air conditioner, and air conditioner |
| CN205472158U (en) * | 2016-03-30 | 2016-08-17 | 张小霞 | Elevator cage device |
| CN206073301U (en) * | 2016-08-23 | 2017-04-05 | 天津茂彬机械设备有限公司 | Electrostatic precipitation air purifier |
| CN206073302U (en) * | 2016-08-23 | 2017-04-05 | 天津茂彬机械设备有限公司 | Electrostatic oil removing air purifier |
| CN108285082A (en) * | 2018-03-18 | 2018-07-17 | 绍兴快晴贸易有限公司 | A kind of intelligent building that sound insulation and noise reduction effect is good |
| CN209383030U (en) * | 2018-12-26 | 2019-09-13 | 陕西秦汉恒盛新型建材科技股份有限公司 | A kind of swelling agent quantitative weighing system |
-
2019
- 2019-10-17 CN CN201910989040.6A patent/CN110713095A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4933239B2 (en) * | 2006-12-11 | 2012-05-16 | 東芝エレベータ株式会社 | Elevator car ventilation system |
| CN105135659A (en) * | 2015-08-31 | 2015-12-09 | 广东美的制冷设备有限公司 | Dust removal device and dust removal method for indoor filter screen of air conditioner, and air conditioner |
| CN205472158U (en) * | 2016-03-30 | 2016-08-17 | 张小霞 | Elevator cage device |
| CN206073301U (en) * | 2016-08-23 | 2017-04-05 | 天津茂彬机械设备有限公司 | Electrostatic precipitation air purifier |
| CN206073302U (en) * | 2016-08-23 | 2017-04-05 | 天津茂彬机械设备有限公司 | Electrostatic oil removing air purifier |
| CN108285082A (en) * | 2018-03-18 | 2018-07-17 | 绍兴快晴贸易有限公司 | A kind of intelligent building that sound insulation and noise reduction effect is good |
| CN209383030U (en) * | 2018-12-26 | 2019-09-13 | 陕西秦汉恒盛新型建材科技股份有限公司 | A kind of swelling agent quantitative weighing system |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112999765A (en) * | 2021-03-30 | 2021-06-22 | 广州润耀科技信息有限公司 | High-efficient membrane separation dust collecting equipment |
| CN112999765B (en) * | 2021-03-30 | 2022-08-19 | 纳路（厦门）环保科技有限公司 | High-efficient membrane separation dust collecting equipment |
| CN112973300A (en) * | 2021-04-01 | 2021-06-18 | 梦珍(广州)电子科技有限公司 | Membrane separation organic waste gas treatment equipment |
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Application publication date: 20200121 |
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