CN111438138B - High-efficient cleaner is used to light curtain strip infrared sensor - Google Patents
High-efficient cleaner is used to light curtain strip infrared sensor Download PDFInfo
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- CN111438138B CN111438138B CN202010265061.6A CN202010265061A CN111438138B CN 111438138 B CN111438138 B CN 111438138B CN 202010265061 A CN202010265061 A CN 202010265061A CN 111438138 B CN111438138 B CN 111438138B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/04—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/04—Cleaning by suction, with or without auxiliary action
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- Electric Suction Cleaners (AREA)
- Cleaning In General (AREA)
Abstract
The invention discloses a high-efficiency cleaner for a light curtain strip infrared sensor, which belongs to the technical field of cleaning equipment and comprises an exhaust fan, a blower, an L-shaped left positioning plate and an L-shaped right positioning plate, wherein a left spraying suction head is arranged between the L-shaped left positioning plate and a positioning frame, a right spraying suction head is arranged between the L-shaped right positioning plate and the positioning frame, all the left spraying suction heads are connected with the inlet end of the exhaust fan by virtue of a left air exhaust valve after being connected in parallel, all the right spraying suction heads are connected with the inlet end of the exhaust fan by virtue of a right air exhaust valve after being connected in parallel, all the left spraying suction heads are connected with the outlet end of the blower by virtue of a left air exhaust valve after being connected in parallel, all the right spraying suction heads are connected with the outlet end of the blower by virtue. The spray-suction is carried out simultaneously, so that dust can be effectively prevented from being adhered to the infrared sensor, the spray-suction head is alternately sprayed and sucked by the left spray-suction head and the right spray-suction head, the cleaning range is wider, and the cleaning effect is better.
Description
Technical Field
The invention belongs to the technical field of cleaning equipment, relates to a cleaner, and particularly relates to a high-efficiency cleaner for an infrared sensor of a light curtain strip.
Background
Along with the improvement of automation degree, more and more mechanical equipment are applied to various production lines, workers and mechanical equipment work in coordination, on some mechanical equipment with potential danger, in order to avoid limb parts of the workers from entering a dangerous area, a light curtain alarm system is arranged on the periphery of the mechanical equipment and comprises a left light curtain strip and a right light curtain strip, a control system and an alarm system, each light curtain strip comprises a positioning frame and a group of infrared sensors arranged in the positioning frame along the vertical direction, when no barrier exists between the two groups of infrared sensors, the alarm system does not work, when a barrier exists between the two groups of infrared sensors, the control system immediately outputs a signal to enable the alarm system to send out an alarm signal to remind the workers of safety, and therefore the probability that the workers are injured can be reduced.
In the use, inevitably have the dust to fall on infrared sensor surface, in order to avoid influencing infrared sensor's normal work, need regularly clear up, present cleaning process is all accomplished by the manual work, wastes time and energy.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention designs the efficient cleaner for the light curtain strip infrared sensor, the spraying and the sucking are carried out simultaneously, the dust can be effectively prevented from being adhered to the infrared sensor, the left spraying and sucking head and the right spraying and sucking head alternately carry out spraying and sucking operations, the cleaning range is wider, and the cleaning effect is better.
The invention adopts the specific technical scheme that: the utility model provides a light curtain strip infrared sensor uses high-efficient cleaner, light curtain strip include the locating frame and fix at the inside a set of infrared sensor of locating frame, and all infrared sensor arrange along vertical direction, and the key lies in: the working end of the infrared sensor is protruded outside the positioning frame, the cleaner comprises an exhaust fan, a blower, an L-shaped left positioning plate arranged at the left side of all the infrared sensors and an L-shaped right positioning plate arranged at the right side of all the infrared sensors, a gap for passing infrared rays is reserved between the right end of the L-shaped left positioning plate and the left end of the L-shaped right positioning plate, a group of left spray suction heads facing the infrared sensors are arranged between the L-shaped left positioning plate and the positioning frame along the vertical direction, a group of right spray suction heads facing the infrared sensors are arranged between the L-shaped right positioning plate and the positioning frame along the vertical direction, all the left spray suction heads are connected in parallel and then connected with the inlet end of the exhaust fan by virtue of a left exhaust valve, all the right spray suction heads are connected in parallel and then connected with the inlet end of the exhaust fan by virtue of a right exhaust valve, all the left spray suction heads are connected in parallel and then connected with the outlet end of the blower by virtue of a left blow valve, all the right spray suction heads are connected in parallel and then are connected with the outlet end of the blower by means of a right blowing valve, and the inlet end of the blower is provided with a filter layer.
The air exhauster and the blower are fixed inside the positioning frame, the inlet end of the blower extends to the outside of the positioning frame, the outlet end of the air exhauster is communicated with the inlet of a filter arranged outside the positioning frame, and the outlet of the filter is communicated with the outside of the positioning frame.
All the left spray suction heads are connected in parallel and then are connected with the inlet end of the exhaust fan by virtue of a left exhaust pipe, and a left exhaust valve is arranged at one end of the left exhaust pipe close to the exhaust fan; all the right spray suction heads are connected in parallel and then are connected with the inlet end of the exhaust fan by virtue of a right exhaust pipe, a right exhaust valve is arranged at one end of the right exhaust pipe close to the exhaust fan, and the right exhaust valve is positioned between the left exhaust valve and the exhaust fan; all the left spray suction heads are connected in parallel and then are connected with the outlet end of the blower by virtue of a left blowing pipe, a left blowing valve is arranged at one end of the left blowing pipe close to the blower, and the left blowing valve is positioned between the right blowing valve and the blower; all the right spray suction heads are connected in parallel and then are connected with the outlet end of the hair drier by virtue of a right blowing pipe, and a right blowing valve is arranged at one end of the right blowing pipe close to the hair drier; one end of the left blowing pipe, which is far away from the blower, is connected with a first one-way valve, and one end of the right exhaust pipe, which is far away from the exhaust fan, is connected with a second one-way valve.
The cleaner also comprises a PLC, wherein the output end of the PLC is simultaneously connected with the controlled end of the exhaust fan, the controlled end of the blower, the controlled end of the left exhaust valve, the controlled end of the right exhaust valve, the controlled end of the left blowing valve and the controlled end of the right blowing valve.
The utility model discloses a positioning frame, including front panel, the rear panel, the left side board, the right side board, roof and bottom plate, infrared sensor's work end is outstanding outside at the rear panel, L shape left side locating plate, L shape right side locating plate, the suction head is spouted on a left side, the suction head is spouted on the right side, the suction head is all located the rear panel rear, add left montant and right montant, all left sides are spouted the suction head and all with left montant fixed connection, all right sides are spouted the suction head and all with right montant fixed connection, the upper end of left side montant and the left loose gear fixed connection who is located the roof top of positioning frame, the upper end of right montant and the right loose gear fixed connection who is located the roof top of positioning frame, be provided with left positioning gear and right positioning gear above the roof of positioning frame, left loose gear and left positioning gear meshing, right loose gear and right positioning gear meshing.
The protection cover is arranged above the top plate of the positioning frame, the left movable gear, the left positioning gear, the right movable gear and the right positioning gear are all located inside the protection cover, the left handle and the right handle which are L-shaped are additionally arranged, the lower end of the left handle penetrates through the top plate of the protection cover and is fixedly connected with the upper end face of the left movable gear, the lower end of the right handle penetrates through the top plate of the protection cover and is fixedly connected with the upper end face of the right movable gear, and the left handle and the right handle are both in running fit with the protection cover.
The invention has the beneficial effects that: the exhaust fan and the blower work simultaneously, when the left spray suction head positioned on the left side of the infrared sensor blows air to the infrared sensor, the right spray suction head positioned on the right side of the infrared sensor sucks away dust blown off by the left spray suction head; when the right side that is located infrared sensor right side spouts the suction head and bloies to infrared sensor, be located the left side of infrared sensor and spout the suction head and then will be siphoned away by the dust that the right side spouted the suction head and blown off, spout and inhale and go on simultaneously, can prevent effectively that the dust from adhering on infrared sensor, spout the suction head and spout the suction head on the right side in turn and spout the suction operation, and clean scope is wider, and clean effect is better.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of a connection structure of the vertical rod and the gear in the invention.
In the drawing, 1 represents an exhaust blower, 2 represents a blower, 3 represents an L-shaped left positioning plate, 4 represents an L-shaped right positioning plate, 5 represents a left blowing head, 6 represents a right blowing head, 7 represents a left air draft valve, 8 represents a right air draft valve, 9 represents a left air blow valve, 10 represents a right air blow valve, 11 represents a left air draft tube, 12 represents a right air draft tube, 13 represents a left air blow tube, 14 represents a right air blow tube, 15 represents a first one-way valve, 16 represents a second one-way valve, 17 represents a left vertical rod, 18 represents a right vertical rod, 19 represents a left movable gear, 20 represents a right movable gear, 21 represents a left positioning gear, 22 represents a right positioning gear, 23 represents a positioning frame, 24 represents an infrared sensor, 25 represents a protective cover, 26 represents a left handle, and 27 represents a right handle.
Detailed Description
The invention is described in detail below with reference to the following figures and specific embodiments:
in the specific embodiment, as shown in fig. 1 and 2, a high-efficiency cleaner for an infrared sensor of a light curtain strip, the light curtain strip comprises a positioning frame 23 and a group of infrared sensors 24 fixed inside the positioning frame 23, all the infrared sensors 24 are arranged along a vertical direction, the working ends of the infrared sensors 24 protrude outside the positioning frame 23, the cleaner comprises an exhaust fan 1, a blower 2, an L-shaped left positioning plate 3 arranged at the left side of all the infrared sensors 24, and an L-shaped right positioning plate 4 arranged at the right side of all the infrared sensors 24, a gap for passing infrared rays is left between the right end of the L-shaped left positioning plate 3 and the left end of the L-shaped right positioning plate 4, a group of left spray suction heads 5 facing the infrared sensors 24 are arranged between the L-shaped left positioning plate 3 and the positioning frame 23 along the vertical direction, a group of right spray suction heads 6 facing the infrared sensors 24 are arranged between the L-shaped right positioning plate 4 and the positioning frame 23 along the vertical direction, all left spray suction heads 5 are connected in parallel and then connected with the inlet end of an exhaust fan 1 by means of a left exhaust valve 7, all right spray suction heads 6 are connected in parallel and then connected with the inlet end of the exhaust fan 1 by means of a right exhaust valve 8, all left spray suction heads 5 are connected in parallel and then connected with the outlet end of a blower 2 by means of a left blowing valve 9, all right spray suction heads 6 are connected in parallel and then connected with the outlet end of the blower 2 by means of a right blowing valve 10, and the inlet end of the blower 2 is provided with a filter layer.
As a further improvement of the present invention, the exhaust fan 1 and the blower 2 are both fixed inside the positioning frame 23, the inlet end of the blower 2 extends to the outside of the positioning frame 23, the outlet end of the exhaust fan 1 is communicated with the inlet of the filter arranged outside the positioning frame 23, and the outlet of the filter is communicated with the outside of the positioning frame 23. The exhaust fan 1 and the blower 2 are hidden inside the positioning frame 23, so that the whole appearance is more neat and beautiful. Impurities such as dust are left in the filter, so that pollution to the surrounding environment can be avoided.
As a further improvement of the invention, all the left spraying suction heads 5 are connected in parallel and then are connected with the inlet end of the exhaust fan 1 by virtue of a left exhaust pipe 11, and a left exhaust valve 7 is arranged at one end of the left exhaust pipe 11 close to the exhaust fan 1; all the right spray suction heads 6 are connected in parallel and then are connected with the inlet end of the exhaust fan 1 by means of a right exhaust pipe 12, a right exhaust valve 8 is arranged at one end of the right exhaust pipe 12 close to the exhaust fan 1, and the right exhaust valve 8 is positioned between the left exhaust valve 7 and the exhaust fan 1; all the left spray suction heads 5 are connected in parallel and then are connected with the outlet end of the hair drier 2 by a left air blowing pipe 13, a left air blowing valve 9 is arranged at one end of the left air blowing pipe 13 close to the hair drier 2, and the left air blowing valve 9 is positioned between a right air blowing valve 10 and the hair drier 2; all the right spray suction heads 6 are connected in parallel and then are connected with the outlet end of the hair drier 2 by a right blowpipe 14, and a right blowing valve 10 is arranged at one end of the right blowpipe 14 close to the hair drier 2; one end of the left blowing pipe 13 far away from the blower 2 is connected with a first one-way valve 15, and one end of the right exhaust pipe 12 far away from the exhaust fan 1 is connected with a second one-way valve 16. The whole body is orderly, convenient and fast to connect, and time and labor are saved.
As a further improvement of the invention, the cleaner also comprises a PLC, and the output end of the PLC is simultaneously connected with the controlled end of the exhaust fan 1, the controlled end of the blower 2, the controlled end of the left exhaust valve 7, the controlled end of the right exhaust valve 8, the controlled end of the left air blowing valve 9 and the controlled end of the right air blowing valve 10. Utilize PLC programmable controller can set for the automatic opening and the closing time of air exhauster 1, hair-dryer 2, left air draft valve 7, right air draft valve 8, the valve 9 of blowing on a left side, the valve 10 of blowing on the right side, automated control, it is more convenient laborsaving.
As a further improvement of the invention, the positioning frame 23 comprises a front panel, a rear panel, a left side panel, a right side panel, a top panel and a bottom panel, the working end of the infrared sensor 24 protrudes out of the rear panel, the L-shaped left positioning plate 3, the L-shaped right positioning plate 4, the left spray-suction head 5 and the right spray-suction head 6 are all positioned behind the rear panel, a left vertical rod 17 and a right vertical rod 18 are additionally arranged, all the left spray-suction heads 5 are fixedly connected with the left vertical rod 17, all the right spray-suction heads 6 are fixedly connected with the right vertical rod 18, the upper end of the left vertical rod 17 is fixedly connected with a left movable gear 19 positioned above the top panel of the positioning frame 23, the upper end of the right vertical rod is fixedly connected with a right movable gear 20 positioned above the top panel of the positioning frame 23, a left positioning gear 21 and a right positioning gear 22 are arranged above the top plate of the positioning frame 23, the left loose gear 19 is meshed with the left positioning gear 21, and the right loose gear 20 is meshed with the right positioning gear 22. The size of the included angle alpha between the blowing surface of the left spraying and sucking head 5 and the rear panel of the positioning frame 23 can be adjusted by rotating the left movable gear 19, and similarly, the size of the included angle alpha between the blowing surface of the right spraying and sucking head 6 and the rear panel of the positioning frame 23 can be adjusted by rotating the right movable gear 20, so that a better cleaning effect is obtained, the structure is simple, and the operation is convenient.
As a further improvement of the present invention, as shown in fig. 2, a protective cover 25 is disposed above the top plate of the positioning frame 23, the left loose gear 19, the left positioning gear 21, the right loose gear 20 and the right positioning gear 22 are all located inside the protective cover 25, an L-shaped left handle 26 and a L-shaped right handle 27 are additionally provided, the lower end of the left handle 26 passes through the top plate of the protective cover 25 and is fixedly connected with the upper end face of the left loose gear 19, the lower end of the right handle 27 passes through the top plate of the protective cover 25 and is fixedly connected with the upper end face of the right loose gear 20, and both the left handle 26 and the right handle 27 are in rotating fit with the protective cover 25. The left movable gear 19, the left positioning gear 21, the right movable gear 20 and the right positioning gear 22 are hidden inside the protective cover 25, so that a protective effect can be achieved, when the angle of the spray suction head 6 needs to be adjusted, only the corresponding handle needs to be rotated, and the whole body is tidy and attractive.
When the infrared air cleaner is used specifically, the exhaust fan 1 and the blower 2 work simultaneously, the left exhaust valve 7 is closed, the right exhaust valve 8 is opened, the left blowing valve 9 is opened, the right blowing valve 10 is closed, air blown out by the blower 2 passes through the left blowing valve 9, the left blowing pipe 13, the first one-way valve 15 and the left exhaust pipe 11 and then is sprayed onto the infrared sensor 24 through the left spraying suction head 5, impurities such as dust on the infrared sensor 24 are blown off, then under the action of the exhaust fan 1, the air passes through the right spraying suction head 6, the right blowing pipe 14, the second one-way valve 16, the right exhaust pipe 12, the right exhaust valve 8, the left exhaust pipe 11 and the exhaust fan 1 and enters the filter, the dust is remained in the filter, and the filtered air is discharged to the outside of the positioning frame 23.
Open left exhaust valve 7, close right exhaust valve 8, close left side valve 9 of blowing, open right side valve 10 of blowing, the wind that hair-dryer 2 blew out is through right side valve 10 of blowing, spout infrared sensor 24 by right side spray suction head 6 behind the right blowpipe 14 on, blow off impurity such as dust on the infrared sensor 24, then under the effect of air exhauster 1, through left side spray suction head 5, left side exhaust column 11, left side exhaust valve 7, enter the filter behind the air exhauster 1, the dust is stayed in the filter, and the air after the filtration then discharges to locating frame 23 outside.
Left side spray suction head 5 and right side spray suction head 6 one is used for blowing off the dust that is located infrared sensor 24, and another is used for siphoning away the dust, can prevent effectively that the dust adhesion from blowing in turn, inhaling the operation on infrared sensor 24, and left side spray suction head 5 and right side spray suction head 6, clean scope is wider, and cleaning performance is better.
Claims (4)
1. The utility model provides a light curtain strip is high-efficient cleaner for infrared sensor, light curtain strip includes locating frame (23) and fixes a set of infrared sensor (24) inside locating frame (23), and all infrared sensor (24) are arranged along vertical direction, its characterized in that: the working end of the infrared sensor (24) is protruded out of the positioning frame (23), the cleaner comprises an exhaust fan (1), a blower (2), an L-shaped left positioning plate (3) arranged on the left side of all the infrared sensors (24) and an L-shaped right positioning plate (4) arranged on the right side of all the infrared sensors (24), a gap for passing infrared rays is reserved between the right end of the L-shaped left positioning plate (3) and the left end of the L-shaped right positioning plate (4), a group of left spraying suction heads (5) facing the infrared sensors (24) are arranged between the L-shaped left positioning plate (3) and the positioning frame (23) along the vertical direction, a group of right spraying suction heads (6) facing the infrared sensors (24) are arranged between the L-shaped right positioning plate (4) and the positioning frame (23) along the vertical direction, and all the left spraying suction heads (5) are connected in parallel and then connected with the inlet end of the exhaust fan (1) by means of a left exhaust valve (7), all the right spraying suction heads (6) are connected in parallel and then are connected with the inlet end of an exhaust fan (1) by virtue of a right exhaust valve (8), all the left spraying suction heads (5) are connected in parallel and then are connected with the outlet end of a blower (2) by virtue of a left blowing valve (9), all the right spraying suction heads (6) are connected in parallel and then are connected with the outlet end of the blower (2) by virtue of a right blowing valve (10), and the inlet end of the blower (2) is provided with a filter layer;
the exhaust fan (1) and the blower (2) are fixed inside the positioning frame (23), the inlet end of the blower (2) extends to the outside of the positioning frame (23), the outlet end of the exhaust fan (1) is communicated with the inlet of a filter arranged outside the positioning frame (23), and the outlet of the filter is communicated with the outside of the positioning frame (23);
all the left spraying suction heads (5) are connected in parallel and then are connected with the inlet end of the exhaust fan (1) by virtue of a left exhaust pipe (11), and a left exhaust valve (7) is arranged at one end, close to the exhaust fan (1), of the left exhaust pipe (11); all the right spraying suction heads (6) are connected in parallel and then are connected with the inlet end of the exhaust fan (1) by means of a right exhaust pipe (12), a right exhaust valve (8) is arranged at one end, close to the exhaust fan (1), of the right exhaust pipe (12), and the right exhaust valve (8) is positioned between the left exhaust valve (7) and the exhaust fan (1); all the left spray suction heads (5) are connected in parallel and then are connected with the outlet end of the blower (2) by means of a left blowing pipe (13), a left blowing valve (9) is arranged at one end, close to the blower (2), of the left blowing pipe (13), and the left blowing valve (9) is located between a right blowing valve (10) and the blower (2); all the right spray suction heads (6) are connected in parallel and then are connected with the outlet end of the blower (2) by means of a right blowpipe (14), and a right blow valve (10) is arranged at one end, close to the blower (2), of the right blowpipe (14); one end of the left blowing pipe (13) far away from the blower (2) is connected with a first one-way valve (15), and one end of the right exhaust pipe (12) far away from the exhaust fan (1) is connected with a second one-way valve (16).
2. The efficient cleaner for the light curtain strip infrared sensor as claimed in claim 1, wherein: the cleaner also comprises a PLC, wherein the output end of the PLC is simultaneously connected with the controlled end of the exhaust fan (1), the controlled end of the blower (2), the controlled end of the left air draft valve (7), the controlled end of the right air draft valve (8), the controlled end of the left air draft valve (9) and the controlled end of the right air draft valve (10).
3. The efficient cleaner for the light curtain strip infrared sensor as claimed in claim 1, wherein: the positioning frame (23) comprises a front panel, a rear panel, a left side plate, a right side plate, a top plate and a bottom plate, the working end of an infrared sensor (24) protrudes out of the rear panel, an L-shaped left positioning plate (3), an L-shaped right positioning plate (4), a left spraying suction head (5) and a right spraying suction head (6) are positioned at the rear of the rear panel, a left vertical rod (17) and a right vertical rod (18) are additionally arranged, all the left spraying suction heads (5) are fixedly connected with the left vertical rod (17), all the right spraying suction heads (6) are fixedly connected with the right vertical rod (18), the upper end of the left vertical rod (17) is fixedly connected with a left movable gear (19) positioned above the top plate of the positioning frame (23), the upper end of the right vertical rod is fixedly connected with a right movable gear (20) positioned above the top plate of the positioning frame (23), a left positioning gear (21) and a right positioning gear (22) are arranged above the top plate of the positioning frame (23), the left movable gear (19) is meshed with the left positioning gear (21), and the right movable gear (20) is meshed with the right positioning gear (22).
4. The efficient cleaner for the light curtain strip infrared sensor as claimed in claim 3, wherein: be provided with protection casing (25) above the roof of locating frame (23), left loose gear (19), left side locating gear (21), right loose gear (20) all are located inside protection casing (25) with right locating gear (22), add left handle (26) and right handle (27) of L shape, the roof that protection casing (25) were passed to the lower extreme of left handle (26) and the up end fixed connection of left loose gear (19), the roof that protection casing (25) were passed to the lower extreme of right handle (27) and the up end fixed connection of right loose gear (20), left handle (26) and right handle (27) all form normal running fit with protection casing (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010265061.6A CN111438138B (en) | 2020-04-07 | 2020-04-07 | High-efficient cleaner is used to light curtain strip infrared sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010265061.6A CN111438138B (en) | 2020-04-07 | 2020-04-07 | High-efficient cleaner is used to light curtain strip infrared sensor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111438138A CN111438138A (en) | 2020-07-24 |
| CN111438138B true CN111438138B (en) | 2021-08-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010265061.6A Active CN111438138B (en) | 2020-04-07 | 2020-04-07 | High-efficient cleaner is used to light curtain strip infrared sensor |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112693987B (en) * | 2020-12-15 | 2022-12-06 | 日立楼宇技术（广州）有限公司 | Method for cleaning elevator and robot |
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| CN108246721A (en) * | 2018-03-30 | 2018-07-06 | 广东知识城运营服务有限公司 | A kind of liquid crystal display cleans air blade device |
| CN209583151U (en) * | 2018-12-26 | 2019-11-05 | 福州开元力新建材有限公司 | A kind of screen cloth Wiring apparatus |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101865029A (en) * | 2010-05-18 | 2010-10-20 | 神龙汽车有限公司 | Airflow blow and suction vibration cleaning method and device of engine cylinder cover |
| KR20110128998A (en) * | 2010-05-25 | 2011-12-01 | 윤근천 | The cleanning system for an organic electroluminescence element |
| CN203728372U (en) * | 2013-10-28 | 2014-07-23 | 北京升华电梯有限公司 | Touch plate type light curtain protective device for elevator |
| CN106714989A (en) * | 2014-09-23 | 2017-05-24 | 法雷奥系统公司 | Device for protection of an optical sensor |
| CN205008949U (en) * | 2015-09-17 | 2016-02-03 | 力劲精密机械（昆山）有限公司 | Air -blowing structure of digit control machine tool safety light curtain |
| CN206405071U (en) * | 2016-08-10 | 2017-08-15 | 昆明理工大学 | A kind of real-time embedded cleaning device of elevator infrared light curtain |
| CN108246721A (en) * | 2018-03-30 | 2018-07-06 | 广东知识城运营服务有限公司 | A kind of liquid crystal display cleans air blade device |
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| Publication number | Publication date |
|---|---|
| CN111438138A (en) | 2020-07-24 |
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