CN203417552U - Infrared scroll filter with automatic detection and replacement functions - Google Patents
Infrared scroll filter with automatic detection and replacement functions Download PDFInfo
- Publication number
- CN203417552U CN203417552U CN201320552533.1U CN201320552533U CN203417552U CN 203417552 U CN203417552 U CN 203417552U CN 201320552533 U CN201320552533 U CN 201320552533U CN 203417552 U CN203417552 U CN 203417552U
- Authority
- CN
- China
- Prior art keywords
- filter
- filter cotton
- scroll
- infrared
- optoelectronic switch
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 13
- 229920000742 Cotton Polymers 0.000 claims abstract description 79
- 230000005693 optoelectronics Effects 0.000 claims abstract description 28
- 230000003287 optical effect Effects 0.000 claims abstract description 12
- 239000000523 sample Substances 0.000 claims abstract description 6
- 238000001914 filtration Methods 0.000 claims description 29
- 239000004677 Nylon Substances 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 claims description 2
- 229920001778 nylon Polymers 0.000 claims description 2
- 239000000428 dust Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Landscapes
- Preliminary Treatment Of Fibers (AREA)
Abstract
The utility model discloses an infrared scroll filter with automatic detection and replacement functions. The infrared scroll filter comprises a shell, a drive scroll, a driven scroll and a support, wherein filter cotton is drawn out of the driven scroll and then winds the drive roller after passing through the support. The infrared scroll filter also comprises a differential pressure sensor and an optoelectronic switch, wherein two probes of the differential pressure sensor are positioned at the two sides of the filter cotton; an output signal of the differential pressure sensor is used for controlling the starting of a scroll motor; switch holes at equal intervals are formed in the filter cotton; the transmitting end and the receiving end of the optoelectronic switch are positioned at the two sides of the filter cotton; when light rays of the optoelectronic switch pass through the switch holes and the receiving end receives an optical signal of the light rays passing through the switch holes, an output signal of the optoelectronic switch is used for controlling the stop of the scroll motor. According to the infrared scroll filter, air pressure signals of the two sides of the filter cotton are detected by virtue of the differential pressure sensor, and are used as a condition for controlling the scroll motor to start; the stop of the scroll motor is controlled by virtue of the signal of the optoelectronic switch, so that fixed-length replacement and on-time replacement of the filter cotton are completely realized.
Description
Technical field
The utility model relates to the filter of field of air filtration, specifically refers to the infrared spool filter of a kind of automatic detection and replacing.
Background technology
Along with applying of VMC, particularly, under building environment conditional request, must filter be installed to the air inlet system of VMC, because machine room, base station, the special occasions such as hospital, require air purity to reach certain requirement.Air intake is installed filter, if filter uses filtering material grade low, will filter efficiency too low and do not reach environment instructions for use, if filter-grade is too high, filtering material easily stops up, cause air inlet system to lose efficacy, air inlet can not air intake, so just require often to change filtering material, VMC is used now leaf filter and bag filter mostly adopt aluminum alloy frame, this filter just needs to change once for general 1 to 2 months, for air-borne dust area serious or dust storm, filter uses just must be changed for 1 month, otherwise after plugged filter, air inlet system will lose efficacy, can not air intake, use VMC to increase on the contrary energy consumption, and the filter after changing can not recycle, operation maintenance cost is very high, existing machine room cooling method is throughout the year all to use air-conditioning substantially, because during starting of air conditioner, compressor power consumption is higher, so the cooling energy consumption of machine room is larger.
At present, applicant has applied for that on July 21st, 2011 name is called " winding shaft type filter device that changes wind system from dedusting ", the patent No. is the utility model patent of " ZL201120258776.5 ", in long-term use procedure, applicant finds that this patent exists certain problem: the replacing of filter cotton is regular, in different environment, airborne dustiness is different, cause the cycle of setting usually different from the required cycle, in the clean environment of air, filter cotton has just been replaced in the time of can also normally using, and in the more environment of dust, filter cotton is changed again not in time, causing can not air intake, affected normal use, the replacing of filter cotton is that the rotation number of turns of setting reel motor is carried out, due to its variable thickness sample of different types of filter cotton, after reel motor rotates, the diameter of whole reel is changing, therefore, the every circle of reel motor rotates the filter cotton length difference of bringing, when changing, be easy to occur that replacing is not thorough, some used old filter cotton is not replaced, or change too much, do not have used filter cotton to be rolled onto on active spool, applicant applied for spool filter in July, 2013, but, in use find that it exists certain problem: between turning cylinder and filter cotton, may have the phenomenon of skidding, cause the replacing position of filter cotton inaccurate.
Utility model content
The purpose of this utility model is to provide infrared spool filter and the autocontrol method thereof of a kind of automatic detection and replacing, solve the current inaccurate problem of filter filter cotton replacing time replacing length, reach the object of cotton replacing time of accurate controlled filter and length.
The purpose of this utility model is achieved through the following technical solutions:
The infrared spool filter of a kind of automatic detection and replacing, comprise housing, in housing, be provided with the active spool by reel motor transmission, the driven spool of filter cotton is installed, also comprise support, filter cotton is extracted out and after support, is wound on active spool from driven spool, also comprise differential pressure pick-up, two probes of differential pressure pick-up are positioned at the both sides of filter cotton, the output signal of differential pressure pick-up is controlled the startup of reel motor, on filter cotton, be provided with equally spaced switch hole, also comprise an optoelectronic switch, the transmitting terminal of optoelectronic switch and receiving terminal are positioned at the both sides of filter cotton, when the light of optoelectronic switch passes through switch hole, when receiving terminal receives through the optical signal of switch hole, the output signal of optoelectronic switch is controlled reel motor and is stopped.The utility model is to using reel motor as power, reel motor is arranged on active spool, driven spool is for installing new filtration lap, the guiding that support was extracted and passed through to new filter cotton out from filtering lap, after break-in, be wrapped on active spool, the effect of support is to form filtering surface, filter cotton is laid on filtering surface after support, a differential pressure pick-up is installed on support, two probes of differential pressure sensing lay respectively at the two sides of filter cotton, differential pressure pick-up detects the air pressure signal on filter cotton two sides, and the difference of its pressure and setting value are compared, signal is relatively as the enabling signal of controlling reel motor, when inside and outside filter cotton, two sides air pressure difference reaches preset value, judge that the filter cotton that is laid in filtering surface belongs to the situation that needs are changed, now, triggering reel motor rotates, change filter cotton, an optoelectronic switch is installed on support, optoelectronic switch has a transmitting terminal and a receiving terminal, transmitting terminal is launched light directive receiving terminal, when there is no obstacle between transmitting terminal and receiving terminal, receiving terminal can receive optical signal, when having obstacle between transmitting terminal and receiving terminal, light receiving terminal can not receive optical signal, output signal not, the switch hole of certain intervals is set on filter cotton, this switch hole is preferably positioned at the edge of filter cotton, the length that spacing between two switch controls is whole filtering surface, after reel motor rotates, must drive filter cotton, filter cotton is between the transmitting terminal and receiving terminal of optoelectronic switch, after the rotation through fixed length, switch hole is between the transmitting terminal and receiving terminal of optoelectronic switch, receiving terminal can receive optical signal, optoelectronic switch sends signal, this signal controlling reel motor stops, having realized the fixed length of filter cotton completely changes and punctual replacing.
On described support, cylinder is installed, cylinder is positioned at break-in place of filter cotton.Further, support, as the layout supporting construction of filter cotton, can form different structures according to concrete structure and environment for use, for example become plate shaped, waveform, " V " shape, the shapes such as " U " shape, now, filter cotton can form break-in repeatedly on support, in order to reduce the frictional force being subject to when filter cotton is changed, can be on the support of filter cotton bearing of trend break-in place mounting rotary drum, be used for changing the nyctitropic while, reduce frictional force.
Filtering surface supporting network is also installed on described support.In order to protect filter cotton not to be subject to role of tear; by filtering surface supporting network is installed on support; need filtered air first to pass through filter cotton; pass through again filtering surface supporting network; by air pressure, filter cotton is pressed on filtering surface supporting network, has effectively protected filter pulp, make it be unlikely to distortion; mesh size regulates according to air pressure, as long as support indeformable being as the criterion of filter cotton of filtering surface.
Described filtering surface supporting network is woven wire or nylon mesh.
The utility model compared with prior art, has following advantage and beneficial effect:
The infrared spool filter of a kind of automatic detection of 1 the utility model and replacing, differential pressure pick-up detects the air pressure signal on filter cotton two sides, and the difference of its pressure and setting value are compared, signal is relatively as the enabling signal of controlling reel motor, when two sides air pressure difference reaches preset value inside and outside filter cotton, judge that the filter cotton that is laid in filtering surface belongs to the situation that needs are changed, now, triggering reel motor rotates, and changes filter cotton, an optoelectronic switch is installed on support, optoelectronic switch has a transmitting terminal and a receiving terminal, transmitting terminal is launched light directive receiving terminal, when there is no obstacle between transmitting terminal and receiving terminal, receiving terminal can receive optical signal, when having obstacle between transmitting terminal and receiving terminal, light receiving terminal can not receive optical signal, output signal not, the switch hole of certain intervals is set on filter cotton, this switch hole is preferably positioned at the edge of filter cotton, the length that spacing between two switch controls is whole filtering surface, after reel motor rotates, must drive filter cotton, filter cotton is between the transmitting terminal and receiving terminal of optoelectronic switch, after the rotation through fixed length, switch hole is between the transmitting terminal and receiving terminal of optoelectronic switch, receiving terminal can receive optical signal, optoelectronic switch sends signal, this signal controlling reel motor stops, having realized the fixed length of filter cotton completely changes and punctual replacing,
The infrared spool filter of a kind of automatic detection of 2 the utility model and replacing, support, as the layout supporting construction of filter cotton, can form different structures according to concrete structure and environment for use, for example, become plate shaped, waveform, " V " shape, the shapes such as " U " shape, filter cotton can form break-in repeatedly on support, in order to reduce the frictional force being subject to when filter cotton is changed, can be on the support of filter cotton bearing of trend break-in place mounting rotary drum, for changing the nyctitropic while, reduce frictional force;
The infrared spool filter of a kind of automatic detection of 3 the utility model and replacing; by filtering surface supporting network is installed on support; need filtered air first to pass through filter cotton; pass through again filtering surface supporting network; by air pressure, filter cotton is pressed on filtering surface supporting network, has effectively protected filter pulp, make it be unlikely to distortion; mesh size regulates according to air pressure, as long as support indeformable being as the criterion of filter cotton of filtering surface.
Accompanying drawing explanation
Fig. 1 is the initiatively axial structural representation of spool of the utility model.
Mark and corresponding parts title in accompanying drawing:
1-housing, 2-is spool initiatively, 3-filter cotton, the driven spool of 4-, 5-support, 6-differential pressure pickup, 7-optoelectronic switch, 8-cylinder, 9-filtering surface supporting network.
The specific embodiment
Below in conjunction with embodiment, the utility model is described in further detail, but embodiment of the present utility model is not limited to this.
Embodiment
As shown in Figure 1, the infrared spool filter of a kind of automatic detection of the present utility model and replacing, comprise housing 1, housing 1 can be for split type, also can be monoblock type, in housing 1, be provided with two spools, one of them spool is as active spool 2 and drive by reel motor, another spool is as driven spool 4, for placing the filter cotton 3 of entire volume, between active spool 2 and driven spool 4, support 5 is installed, the support 5 of the present embodiment is V character form structure, wire netting is installed on support 5 as filtering surface supporting network 9, two ends at support 5, and middle junction is provided with cylinder 8, whole filter cotton 3 is 90cm through the total length of filtering surface, a differential pressure pick-up 6 is installed on support 5, two probes of differential pressure sensing 6 lay respectively at the two sides of filter cotton, differential pressure pick-up 6 detects the air pressure signal on filter cotton two sides, and the difference of its pressure and setting value are compared, signal is relatively as the enabling signal of controlling reel motor, when filter cotton 3 inside and outside two sides air pressure differences reach preset value, judge that the filter cotton 3 that is laid in filtering surface belongs to the situation that needs are changed, now, triggering reel motor rotates, change filter cotton 3, an optoelectronic switch 7 is installed on support 5, optoelectronic switch 7 has a transmitting terminal and a receiving terminal, transmitting terminal is launched light directive receiving terminal, when there is no obstacle between transmitting terminal and receiving terminal, receiving terminal can receive optical signal, when having obstacle between transmitting terminal and receiving terminal, light receiving terminal can not receive optical signal, output signal not, the switch hole that is spaced apart 90cm is set on filter cotton, this switch hole is preferably positioned at the edge of filter cotton 3, the length that spacing between two switch controls is whole filtering surface, after reel motor rotates, must drive filter cotton 3, filter cotton 3 is between the transmitting terminal and receiving terminal of optoelectronic switch, after the rotation through fixed length, switch hole is between the transmitting terminal and receiving terminal of optoelectronic switch 7, receiving terminal can receive optical signal, optoelectronic switch sends signal, this signal controlling reel motor stops, the fixed length that completes filter cotton is changed and punctual replacing.
The above; it is only preferred embodiment of the present utility model; not the utility model is done to any pro forma restriction, any simple modification, the equivalent variations in every foundation technical spirit of the present utility model, above embodiment done, within all falling into protection domain of the present utility model.
Claims (4)
1. an infrared spool filter that automatically detects and change, comprise housing (1), in housing (1), be provided with the active spool (2) by reel motor transmission, the driven spool (4) of filter cotton (3) is installed, also comprise support (5), filter cotton (3) is extracted out and after support (5), is wound on active spool (2) from driven spool (4), it is characterized in that: also comprise differential pressure pick-up (6), two probes of differential pressure pick-up (6) are positioned at the both sides of filter cotton (3), the output signal of differential pressure pick-up (6) is controlled the startup of reel motor, on filter cotton (3), be provided with equally spaced switch hole, also comprise an optoelectronic switch (7), the both sides that the transmitting terminal of optoelectronic switch (7) and receiving terminal are positioned at filter cotton, when the light of optoelectronic switch (7) passes through switch hole, when receiving terminal receives through the optical signal of switch hole, the output signal of optoelectronic switch (7) is controlled reel motor and is stopped.
2. the infrared spool filter of a kind of automatic detection according to claim 1 and replacing, is characterized in that: cylinder (8) is installed on described support (5), and cylinder (8) is positioned at break-in place of filter cotton (3).
3. the infrared spool filter of a kind of automatic detection according to claim 1 and 2 and replacing, is characterized in that: filtering surface supporting network (9) is also installed on described support (5).
4. the infrared spool filter of a kind of automatic detection according to claim 3 and replacing, is characterized in that: described filtering surface supporting network (9) is woven wire or nylon mesh.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320552533.1U CN203417552U (en) | 2013-09-06 | 2013-09-06 | Infrared scroll filter with automatic detection and replacement functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320552533.1U CN203417552U (en) | 2013-09-06 | 2013-09-06 | Infrared scroll filter with automatic detection and replacement functions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203417552U true CN203417552U (en) | 2014-02-05 |
Family
ID=50016658
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320552533.1U Expired - Fee Related CN203417552U (en) | 2013-09-06 | 2013-09-06 | Infrared scroll filter with automatic detection and replacement functions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203417552U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104533629A (en) * | 2014-11-26 | 2015-04-22 | 成都博世德能源科技股份有限公司 | Efficient recyclable air filtration apparatus |
| CN105910264A (en) * | 2016-04-26 | 2016-08-31 | 华北水利水电大学 | Automatic adjusting device for filter screen of air conditioner outdoor unit |
| CN108452609A (en) * | 2018-04-16 | 2018-08-28 | 安普能（天津）科技有限公司 | Ventilation opening just imitates automatic filter and its control method |
| CN108686408A (en) * | 2017-04-05 | 2018-10-23 | 裘哲 | A kind of coil type filter automatically updated |
-
2013
- 2013-09-06 CN CN201320552533.1U patent/CN203417552U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104533629A (en) * | 2014-11-26 | 2015-04-22 | 成都博世德能源科技股份有限公司 | Efficient recyclable air filtration apparatus |
| CN105910264A (en) * | 2016-04-26 | 2016-08-31 | 华北水利水电大学 | Automatic adjusting device for filter screen of air conditioner outdoor unit |
| CN108686408A (en) * | 2017-04-05 | 2018-10-23 | 裘哲 | A kind of coil type filter automatically updated |
| CN108452609A (en) * | 2018-04-16 | 2018-08-28 | 安普能（天津）科技有限公司 | Ventilation opening just imitates automatic filter and its control method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103301691B (en) | Scroll filter and automatic control method thereof | |
| CN203417552U (en) | Infrared scroll filter with automatic detection and replacement functions | |
| CN2912769Y (en) | Winding type filter screen type air filter | |
| CN205566878U (en) | Device, fan housing and rack are changed to dust screen | |
| CN204827813U (en) | Automatic dust collector of wind power generation heat exchanger and be equipped with its wind power generation system | |
| CN202133078U (en) | Winding shaft type filter device of self dust removal air exchange system | |
| CN206013994U (en) | It is simultaneously used for the winding rim charge equipment of cutting machine | |
| CN2914596Y (en) | Dust-proof device | |
| CN207320570U (en) | A kind of intelligent automatic lift lightning protection | |
| CN203336732U (en) | Reel and wet film fresh air system | |
| CN205000873U (en) | Automatic rain -proof water installation of outdoor shielding type | |
| CN115215123B (en) | Winding device suitable for melt-blown fabric production and application method thereof | |
| CN208948461U (en) | Retracting device is used in a kind of processing of building waterproof coil | |
| CN205838180U (en) | A kind of coil winding machine with functions/drying | |
| CN109132648A (en) | A kind of passive wrap-up of film | |
| CN204723927U (en) | Auto reeling type air cleaner | |
| CN206495623U (en) | Anti-fall rolling screen door | |
| CN201634286U (en) | Winding machine for coiled tape | |
| CN205055667U (en) | Air filter | |
| CN211470412U (en) | Through-flow clearance measuring tool for steam turbine cylinder of thermal power plant | |
| CN204593642U (en) | New blower fan roughing efficiency air filter apparatus for automatic change | |
| CN210840900U (en) | Intelligent covering, heat preservation and film rolling device | |
| CN209782948U (en) | Air conditioner baffle | |
| CN203806848U (en) | Rotation shaft structure of carbon fiber winding machine | |
| CN102443949A (en) | Waste yarn collecting device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: GUANGZHOU GUORONG COMMUNICATION TECHNOLOGY CO., LT Free format text: FORMER OWNER: LIAN MALIN Effective date: 20140504 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 610000 CHENGDU, SICHUAN PROVINCE TO: 510000 GUANGZHOU, GUANGDONG PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20140504 Address after: 204, room 97, 510000 science Avenue, Guangzhou, Luogang District, Guangdong Patentee after: Guangzhou Guorong Communication Technology Co., Ltd. Address before: 610000, No. 5, building 1, building 16, 1 Huarun Road, Chengdu, Sichuan, Jinjiang District, 1 Patentee before: Lian Malin |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140205 Termination date: 20150906 |
|
| EXPY | Termination of patent right or utility model |