CN103968881A - Testing device and method for self-cleaning time of cleaning room - Google Patents
Testing device and method for self-cleaning time of cleaning room Download PDFInfo
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- CN103968881A CN103968881A CN201410212188.6A CN201410212188A CN103968881A CN 103968881 A CN103968881 A CN 103968881A CN 201410212188 A CN201410212188 A CN 201410212188A CN 103968881 A CN103968881 A CN 103968881A
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Abstract
The invention discloses a testing device and method for self-cleaning time of a cleaning room. The testing device comprises an aerosol generator, a first pipeline, a generating nozzle, a spraying head, a sampling pump suction opening, a sampling pump, a particle counter, a calculation and control device, a second pipeline, a data line, a feedback data line and an air conditioning valve. The aerosol generator is connected with the spraying head through the first pipeline, aerosol generated by the aerosol generator is conveyed to the generating nozzle through the first pipeline and then is sprayed, static pressure is generated in the spraying head, the aerosol is evenly fed into the cleaning room through small holes in the spraying head, the dusty aerosol is evenly fed into the cleaning room, the sampling pump suction opening is connected with the sampling pump, and the sampling pump, the particle counter and the calculation and control device are sequentially connected. The testing device and method for the self-cleaning time of the cleaning room well solve the problem of manual operation, avoid the influences of people on the particulate matter concentration in the cleaning room and meet the requirement for self-cleaning time testing of the unmanned cleaning room.
Description
Technical field
The invention belongs to laboratory technical field of measurement and test, relate to a kind of self-cleaning time tester, relate in particular to a kind of toilet's self-cleaning time tester; Meanwhile, the invention still further relates to a kind of toilet's self-cleaning time test method.
Background technology
Along with industrial expansion, the progress of technology, over 20 years, along with air purity technique application development, expansion and mythology, toilet is widely used in the industries such as environmental protection, medical treatment, pharmacy, food, placement, agricultural.Particularly produce at China integrated circuit in recent years, the operation of special disease and treatment nursing and as long as industry plays an important role.So, toilet design and construct after Acceptance Test seem particularly important.
For whether the performance of finding out toilet reaches designing requirement, in former clarification time test, first will be before cleaning system operation, first measure the original concentration of toilet, horse back start operation, primary and secondary is measured the concentration of decay on time, till concentration is obviously stable.Because original concentration is often lower, general test needs to be first fuming indoor before, in the time that accumulation is certain density, stops being fuming, and measures now concentration and, as original concentration, then starts shooting and move at once, is measuring decay concentration; From when operation start when there is steady concentration for from net time.
But in original method, need to manually light a cigarette, reach after finite concentration, must open unit operation at once.These all need people at clean in-house operation, and this increases self-cleaning test duration error, has also increased human resources.
In view of this, nowadays in the urgent need to designing a kind of new clarification time test mode, to overcome the above-mentioned defect of existing test mode.
Summary of the invention
Technical matters to be solved by this invention is: a kind of toilet's self-cleaning time tester is provided, without manual operation, effectively avoids the impact of personnel on toilet's endoparticle substrate concentration, meet the requirement of unmanned toilet's self-cleaning time test.
In addition, the present invention also provides a kind of toilet's self-cleaning time test method, without manual operation, effectively avoids the impact of personnel on toilet's endoparticle substrate concentration, meets the requirement of unmanned toilet's self-cleaning time test.
For solving the problems of the technologies described above, the present invention adopts following technical scheme:
A kind of toilet's self-cleaning time tester, described proving installation comprises: aerosol generator, the first pipeline, generation spout, shower nozzle, sampling pump suction inlet, sampling pump, corpuscular counter, calculating and control device, the second pipeline, data line, feedback data line, air control valve;
Described aerosol generator connects shower nozzle by the first pipeline, the gasoloid that aerosol generator generates then forms static pressure by the first Pipeline transport to there is spout ejection in shower nozzle, evenly sent into indoorly by the aperture on shower nozzle, ash-laden gas colloidal sol is evenly entered indoor;
Described sampling pump suction inlet is connected with sampling pump, and sampling pump, corpuscular counter, calculating and control device are connected successively;
Sampling pump suction inlet and sampling pump gather particle, and corpuscular counter is counted the particle of sampling pump collection, and signal is imported into and calculated and control device; The work of calculating and control device control aerosol generator, if calculating and control device judge indoor particle concentration and arrive after the upper limit concentration requiring, close air control valve, and control aerosol generator and stop automatically sending out dirt, open toilet, requiring concentration Deng reaching toilet, calculate and control device calculates automatically from net time, is that toilet brings into operation time of last steady concentration from net time.
As a preferred embodiment of the present invention, described calculating and controller calculate and from the mode of net time are: from net time
wherein n is rate of ventilation, N
0for initial concentration; N is steady concentration.
As a preferred embodiment of the present invention, the first pipeline during particle can enter out from aerosol generator, this first pipeline is hollow aluminum pipe, has two slip joints in order to automatically to regulate its length, shower nozzle hole evenly arranges, and gasoloid is evenly distributed to toilet's surrounding.
As a preferred embodiment of the present invention, described proving installation also comprises shower nozzle support bar, and one end of shower nozzle support bar connects the first pipeline, and the other end connects shower nozzle.
As a preferred embodiment of the present invention, the second pipeline of described sampling pump suction inlet and sampling pump is plastic tube, and material is flexible plastics, ensures can bend when instrument is put into instrument container;
Described proving installation also comprises worktable, and worktable is folding aluminum worktable; Table design is become to collapsible; All pipeline turning point, junctions are all made circular arc and are connected, and avoid the particle deposition of device itself to cause device self dirt.
As a preferred embodiment of the present invention, described calculating and control device are also connected with printer, print real-time particle concentration and toilet from net time by printer.
Utilize above-mentioned toilet's self-cleaning time tester to carry out a method for self-cleaning time test, described method comprises the steps:
The gasoloid that aerosol generator generates then forms static pressure by the first Pipeline transport to there is spout ejection in shower nozzle, is evenly sent into indoorly by the aperture on shower nozzle, ash-laden gas colloidal sol is evenly entered indoor;
Sampling pump suction inlet and sampling pump gather particle;
Corpuscular counter is counted the particle of sampling pump collection, and signal is imported into and calculated and control device;
Calculate and the work of control device control aerosol generator, if calculated and control device judges after the upper limit concentration of indoor particle concentration arrival requirement, close air control valve, and control aerosol generator and stop automatically sending out dirt;
Open toilet, waits to reach toilet and require concentration, calculate and control device calculates automatically from net time, and be that toilet brings into operation time of last steady concentration from net time.
As a preferred embodiment of the present invention, described calculating and controller calculate and from the mode of net time are: from net time
wherein n is rate of ventilation, N
0for initial concentration; N is steady concentration.
Beneficial effect of the present invention is: toilet's self-cleaning time tester and method that the present invention proposes, solve well existing from the manually-operated problem of net time needs, also avoid the impact of personnel on toilet's endoparticle substrate concentration, met the requirement of unmanned toilet's self-cleaning time test.
The present invention is for the device of toilet's test self-cleaning time test, directly obtains from net time.The present invention disperses particle by aerosol generator, and is sent into hollow tubule and finally arrive shower nozzle ejection, and static-pressure uniform shower nozzle evenly enters in toilet particle.The present invention is by the sampling pump clean indoor air samples of sampling, calculate population via corpuscular counter, carry out particle concentration and self-cleaning Time Calculation by calculation control device, finally by being printed real-time particle concentration and toilet by printer from net time.For ensureing that initial concentration reaches certain value in toilet, control device can be in the time of grain substrate concentration finite concentration by signal feedback to aerosol generator, make it stop occurring particle.Now opening filter, after a period of time, indoor particle substrate concentration is stablized, and is now final steady concentration value, and machine toilet brings into operation time of last steady concentration for from net time.The present invention is simple in structure, easy to use, meets the requirement of self-cleaning time test, and can automatically test and print from net time.Due in toilet's test, testing staff sends out one of dirt source, but needed testing staff, in toilet, clean testing tool is carried out to artificial operation in detecting in the past, uncontrollable factor is stronger, and the present invention has well avoided removing numerous and diverse evaluation work from for testing staff, also reduce personal error.
The present invention prints initial particle concentration, final particle concentration, middle period particle concentration and final from net time by calculating with controller control print system.Apparatus of the present invention pipeline turning point, junction all make circular arc connect, all parts surface corner angle, junction also all make circular arc connect, thereby avoid particle be deposited on apparatus surface, cause device self send out dirt.
In toilet's test, testing apparatus is crossed conference and is hindered the carrying out of test, and is inconvenient to transport, and aluminum pipe of the present invention is collapsible hollow tubular, and static-pressure uniform shower nozzle and worktable are folding, and part connecting line is dismantled and assembled, have saved a lot of storage space.The present invention can Assembling, and splits, and has advantages of and is easy to carry and places.
Brief description of the drawings
Fig. 1 is the composition schematic diagram of self-cleaning time tester in toilet's of the present invention.
Fig. 2 is the structural representation of proving installation shower nozzle of the present invention.
Embodiment
Describe the preferred embodiments of the present invention in detail below in conjunction with accompanying drawing.
Embodiment mono-
Refer to Fig. 1, the present invention has disclosed a kind of toilet's self-cleaning time tester, it is characterized in that, described proving installation comprises: aerosol generator 1, the first pipeline 2, generation spout 4, shower nozzle 5, sampling pump suction inlet 6, sampling pump 7, corpuscular counter 8, calculating and control device 9, printer 10, worktable 11, the second pipeline 12, data line 13, feedback data line 14, air control valve 15;
Described aerosol generator 1 connects shower nozzle 5 by the first pipeline 2, and this first pipeline 2 is hollow aluminum pipe, has two slip joints in order to automatically to regulate its length, and shower nozzle 5 holes evenly arrange.The gasoloid (particle) that aerosol generator 1 generates is delivered to and spout 4 is occurred sprays then form static pressure in shower nozzle 5 by the first pipeline 2, evenly sent into indoorly by the aperture on shower nozzle 5, ash-laden gas colloidal sol is evenly distributed to toilet's surrounding.Refer to Fig. 2, shower nozzle 5 comprises 16 panels, spray orifice 17,18 supports; Spray orifice 17 is uniformly distributed.
Described proving installation also comprises shower nozzle support bar 3, and one end of shower nozzle support bar 3 connects the first pipeline 2, and the other end connects shower nozzle 5.
Described sampling pump suction inlet 6 is connected with sampling pump 7, and described sampling pump suction inlet 6 is plastic tube with the second pipeline 12 of sampling pump 7, and material is flexible plastics, ensures can bend when instrument is put into instrument container.Sampling pump 7, corpuscular counter 8, calculating and control device 9, printer 10 are connected successively.Sampling pump 7, corpuscular counter 8, calculating and control device 9, printer 10 are arranged at respectively on worktable 11.Described worktable 11 is folding aluminum worktable; Table design is become to collapsible; All pipeline turning point, junctions are all made circular arc and are connected, and avoid the particle deposition of device itself to cause device self dirt.
Sampling pump suction inlet 6 gathers particle with sampling pump 7, and the particle that corpuscular counter 8 gathers sampling pump 7 is counted, and signal is imported into and calculated and control device 9; Calculating and control device 9 are controlled the work of aerosol generator 1, if calculating and control device 9 judge indoor particle concentration and arrive after the upper limit concentration requiring, close air control valve 15, and control aerosol generator 1 and stop automatically sending out dirt, open toilet, requiring concentration Deng reaching toilet, calculate and control device 9 calculates automatically from net time, is that toilet brings into operation time of last steady concentration from net time.Finally print real-time particle concentration and toilet from net time by printer 10.
Described calculating and controller calculate: from net time
wherein n is rate of ventilation, N
0for initial concentration; N is steady concentration.
More than introduced the structure of self-cleaning time tester in toilet's of the present invention, the present invention, in disclosing said structure, also discloses and utilizes above-mentioned toilet's self-cleaning time tester to carry out the method for self-cleaning time test, and described method comprises the steps:
The gasoloid that [step S1] aerosol generator 1 generates is delivered to and spout 4 is occurred sprays then form static pressure in shower nozzle 5 by the first pipeline 2, is evenly sent into indoorly by the aperture on shower nozzle 5, ash-laden gas colloidal sol is evenly entered indoor;
[step S2] sampling pump suction inlet 6 gathers particle with sampling pump 7;
The particle that [step S3] corpuscular counter 8 gathers sampling pump 7 is counted, and signal is imported into and calculated and control device 9;
[step S4] calculates and control device 9 is controlled the work of aerosol generator 1, if calculated and control device 9 judges after the upper limit concentration of indoor particle concentration arrival requirement, closes air control valve 15, and controls aerosol generator 1 and stop automatically sending out dirt;
Open [step S5] toilet, waits to reach toilet and require concentration, calculate and control device 9 calculates automatically from net time, and be that toilet brings into operation time of last steady concentration from net time.Described calculating and controller calculate: from net time
wherein n is rate of ventilation, N
0for initial concentration; N is steady concentration.
In sum, toilet's self-cleaning time tester and method that the present invention proposes, solved well existing from net time need manually-operated problem, also avoided the impact of personnel on toilet's endoparticle substrate concentration, meet the requirement of unmanned toilet's self-cleaning time test.
Here description of the invention and application is illustrative, not wants scope of the present invention to limit in the above-described embodiments.Here the distortion of disclosed embodiment and change is possible, and for those those of ordinary skill in the art, the various parts of the replacement of embodiment and equivalence are known.Those skilled in the art are noted that in the situation that not departing from spirit of the present invention or essential characteristic, and the present invention can be with other form, structure, layout, ratio, and realize with other assembly, material and parts.In the situation that not departing from the scope of the invention and spirit, can carry out other distortion and change to disclosed embodiment here.
Claims (8)
1. toilet's self-cleaning time tester, it is characterized in that, described proving installation comprises: aerosol generator (1), the first pipeline (2), generation spout (4), shower nozzle (5), sampling pump suction inlet (6), sampling pump (7), corpuscular counter (8), calculating and control device (9), the second pipeline (12), data line (13), feedback data line (14), air control valve (15);
Described aerosol generator (1) connects shower nozzle (5) by the first pipeline (2), the gasoloid that aerosol generator (1) generates is delivered to then formation static pressure in shower nozzle (5) of spout (4) ejection is occurred by the first pipeline (2), evenly sent into indoorly by the aperture on shower nozzle (5), ash-laden gas colloidal sol is evenly entered indoor;
Described sampling pump suction inlet (6) is connected with sampling pump (7), and sampling pump (7), corpuscular counter (8), calculating and control device (9) are connected successively;
Sampling pump suction inlet (6) gathers particle with sampling pump (7), and the particle that corpuscular counter (8) gathers sampling pump (7) is counted, and signal is imported into and calculated and control device (9); Calculating and control device (9) are controlled the work of aerosol generator (1), if calculating and control device (9) judge indoor particle concentration and arrive after the upper limit concentration requiring, close air control valve (15), and control aerosol generator (1) and stop automatically sending out dirt, clean system is opened, Deng reaching toilet's steady concentration, calculating and control device (9) calculates automatically from net time, is that toilet brings into operation time of last steady concentration from net time.
2. self-cleaning time tester in toilet's according to claim 1, is characterized in that:
Described calculating and controller calculate: from net time
wherein n is rate of ventilation, N
0for initial concentration; N is steady concentration.
3. self-cleaning time tester in toilet's according to claim 1, is characterized in that:
The first pipeline (2) during particle can enter out from aerosol generator (1), this first pipeline (2) is hollow aluminum pipe, there are two slip joints in order to automatically to regulate its length, shower nozzle (5) hole evenly arranges, and gasoloid is evenly distributed to toilet's surrounding.
4. self-cleaning time tester in toilet's according to claim 1, is characterized in that:
Described proving installation also comprises shower nozzle support bar (3), and one end of shower nozzle support bar (3) connects the first pipeline (2), and the other end connects shower nozzle (5).
5. self-cleaning time tester in toilet's according to claim 1, is characterized in that:
Described sampling pump suction inlet (6) is plastic tube with second pipeline (12) of sampling pump (7), and material is flexible plastics, ensures can bend when instrument is put into instrument container;
Described proving installation also comprises worktable (11), and worktable (11) is folding aluminum worktable; Table design is become to collapsible; All pipeline turning point, junctions are all made circular arc and are connected, and avoid the particle deposition of device itself to cause device self dirt.
6. self-cleaning time tester in toilet's according to claim 1, is characterized in that:
Described calculating and control device (9) are also connected with printer (10), print real-time particle concentration and toilet from net time by printer (10).
7. utilize the described toilet's self-cleaning of one of claim 1 to 6 time tester to carry out a method for self-cleaning time test, it is characterized in that, described method comprises the steps:
The gasoloid that aerosol generator (1) generates is delivered to then formation static pressure in shower nozzle (5) of spout (4) ejection is occurred by the first pipeline (2), evenly sent into indoorly by the aperture on shower nozzle (5), ash-laden gas colloidal sol is evenly entered indoor;
Sampling pump suction inlet (6) gathers particle with sampling pump (7);
The particle that corpuscular counter (8) gathers sampling pump (7) is counted, and signal is imported into and calculated and control device (9);
Calculating and control device (9) are controlled the work of aerosol generator (1), if calculating and control device (9) judge indoor particle concentration and arrive after the upper limit concentration requiring, close air control valve (15), and control aerosol generator (1) and stop automatically sending out dirt;
Open toilet, waits to reach toilet and require concentration, calculate and control device (9) calculates automatically from net time, and be that toilet brings into operation time of last steady concentration from net time.
8. method according to claim 7, is characterized in that:
Described calculating and controller calculate: from net time
wherein n is rate of ventilation, N
0for initial concentration; N is steady concentration.
Priority Applications (1)
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| CN201410212188.6A CN103968881A (en) | 2014-05-20 | 2014-05-20 | Testing device and method for self-cleaning time of cleaning room |
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| CN201410212188.6A CN103968881A (en) | 2014-05-20 | 2014-05-20 | Testing device and method for self-cleaning time of cleaning room |
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Cited By (2)
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| US20210278387A1 (en) * | 2019-11-03 | 2021-09-09 | Zeptive, Inc. | Vaporized aerosol detection network |
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Application publication date: 20140806 |