CN110496812A - Car air-conditioner automatic cleaning apparatus and its clean method - Google Patents
Car air-conditioner automatic cleaning apparatus and its clean method Download PDFInfo
- Publication number
- CN110496812A CN110496812A CN201811190546.2A CN201811190546A CN110496812A CN 110496812 A CN110496812 A CN 110496812A CN 201811190546 A CN201811190546 A CN 201811190546A CN 110496812 A CN110496812 A CN 110496812A
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- Prior art keywords
- air
- evaporator
- cleaning solution
- nozzle
- cleaning
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Classifications
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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
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/08—Cleaning involving contact with liquid the liquid having chemical or dissolving effect
Abstract
It includes: cleaning solution injection pipe, fluid reservoir, pump and the sparge pipe for being arranged in the outside of air-conditioning tank shell that the present invention, which provides a kind of car air-conditioner automatic cleaning apparatus and its clean method, the cleaning device,；And it is arranged in the nozzle of the inside of the air-conditioning tank shell, the cleaning device is set to the upstream side of evaporator, and cleaning solution is injected into the fluid reservoir via the cleaning solution injection pipe, after the cleaning solution in the fluid reservoir is taken by the pumping, by the sparge pipe, by the nozzles spray.The present invention can be improved the cleaning effect of evaporator, while can be improved the portable degree of cleaning solution supplement.
Description
Technical field
The present invention relates to car air-conditioner fields, and in particular, to a kind of car air-conditioner automatic cleaning apparatus and its cleaning side
Method.
Background technique
Car air-conditioner is to provide the comfortable device for taking environment for adjusting vehicle room temperature for occupant.By using
Car air-conditioner, can reduce journey fatigue, create good operating condition for driver, to ensuring that safe driving plays important work
With.
But the inside of air-conditioning can also accumulate the pollutants such as dust, this will lead to the decline of the cooling, heating effect of air-conditioning, together
When also will affect the service life of air-conditioning, and can also cause bacterium, mould etc. breed, this can not only reduce occupant relax
Adaptive if things go on like this can also threaten the health of occupant.Therefore, periodically cleaning car air-conditioner is essential ring
Section.
Currently, other than manually clean to car air-conditioner in maintenance/maintenance, in order to easily to car air-conditioner
It is cleaned, also has devised car air-conditioner automatic cleaning apparatus, referring for example to patent document 1.Fig. 9 (a) and Fig. 9 (b) are shown
The structural schematic diagram of the existing car air-conditioner automatic cleaning apparatus.As shown in Fig. 9 (a) and Fig. 9 (b), in the car air-conditioner
In the structure of automatic cleaning apparatus, cleaning device ontology 131 and fluid reservoir 132 are mounted in air-conditioning device, clean nozzle for liquid 133
It is placed in 101 downstream side lower part of evaporator.And cleaning solution spray is divided into using the cleaning of the car air-conditioner automatic cleaning apparatus
Spill and dry two steps.
In general, evaporator surface can become wet using generation when air-conditioning device due to condensed water.When air flows through steaming
When sending out device surface, the dust carried in air is readily adhered on evaporator fin.Due to the relationship of air flow direction, usual dust
It can assemble since vaporizer upstream face.When long-time does not have to air-conditioning, the environment of evaporator humidity can cause bacterium, mould to grow
It is raw, and then when using air-conditioning next time, lead to the problem of outlet air peculiar smell.
But as shown in Fig. 9 (a) and Fig. 9 (b), in the existing car air-conditioner automatic cleaning apparatus, nozzle for liquid will be cleaned
133 have been placed on 101 downstream side lower part of evaporator, i.e. leeward side lower part, and first, since wiper mechanism is arranged in downstream side, no
The dust removal of upstream side can effectively be will accumulate in, and be also easy to make when spraying cleaning liquid positioned at air door of downwind side etc. its
His air supply rate splashes cleaning solution.Second, since the lower part of evaporator is arranged in nozzle, to guarantee that certain cleaning area needs
Certain injection pressure.
Further, since structure is complicated for evaporator itself, moisture can be first absorbed when meeting water in the dry state to being saturated, this will
The cleaning solution sprayed at the beginning is caused to be absorbed by evaporator and effective cleaning can not be played the role of, it can only be by increasing cleaning solution
Usage amount make up.Furthermore it is directly dried after cleaning solution sprinkling, cleaning solution residual can be made on an evaporator, caused
Cleaning is incomplete.Finally, existing car air-conditioner automatic cleaning apparatus supplements in such a way that flow container is cleaned in replacement.Due to clear
Clean flow container is mounted in air-conditioning device, is replaced and is installed and is more troublesome.
The prior art:
Patent document 1: Chinese patent discloses 104228778 A of CN.
Summary of the invention
In view of the problem present on, technical problem to be solved by the present invention lies in providing, a kind of car air-conditioner is automatically clear
Clean device and its clean method, can be improved the cleaning effect of evaporator, while can be improved the portable degree of cleaning solution supplement.
In order to solve the above-mentioned technical problem, on the one hand, the present invention provides a kind of car air-conditioner automatic cleaning apparatus, packets
It includes: being arranged in cleaning solution injection pipe, fluid reservoir, pump and the sparge pipe of the outside of air-conditioning tank shell；And it is arranged in the air-conditioning
The nozzle of the inside of tank shell, the cleaning device are set to the upstream side of evaporator, and cleaning solution is injected via the cleaning solution
Pipe is injected into the fluid reservoir, after the cleaning solution in the fluid reservoir is taken by the pumping, by the sparge pipe, by described
Nozzles spray.
According to the present invention, cleaning solution is injected into fluid reservoir via cleaning solution injection pipe and is fed, when being cleaned,
It after cleaning solution in fluid reservoir is taken by pumping, by sparge pipe, is sprayed by the nozzle being arranged in air-conditioning tank shell, and clear
Clean device is set to the upstream side of evaporator, can effectively will accumulate in the dust removal of vaporizer upstream side, and sprays
It can also be to avoid making other air supply rates positioned at the air door etc. of downwind side splash upper cleaning solution when cleaning solution.Further, in this hair
In bright, the nozzle is formed as the structure for the upper half for making the drop point of sprayed cleaning solution be located at evaporator, so as to
Improve the clean efficiency of evaporator.The so-called upper half refers to the portion for being located at middle line or more on evaporator vertical length direction
Point.Also, by the outside that cleaning solution injection pipe, fluid reservoir are arranged in air-conditioning tank shell, the supplement of cleaning solution can be made more
Add simplicity.
Also, in the present invention, the inlet for being also possible to the cleaning solution injection pipe is arranged in the air-conditioning tank shell
Near inside and outside gas tank.
According to the present invention, the inlet of cleaning solution injection pipe is arranged near the inside and outside gas tank of air-conditioning tank shell, namely
Inlet is located proximate to air conditioner filter element installation site, it is possible thereby to which further facilitating user adds cleaning solution.
Also, in the present invention, being also possible in the recess portion for pumping and being formed on the outer surface for being arranged in the fluid reservoir.
According to the present invention, by the way that pump to be formed by recess portion on the outer surface of fluid reservoir, device can be made tighter
It gathers, saves installation space.
Also, in the present invention, be also possible to further include the lower section of evaporator in the air-conditioning tank shell draining
Mechanism.
According to the present invention, it the raffinate after cleaning and is rinsed the dust to get off and can be expelled to air-conditioning box shell by drainage mechanism
In vitro.
Preferably, the drainage mechanism may include the groove that the air-conditioning tank shell is formed in below the evaporator
Portion, and be connected to the bottom of the concave part and extend the drainpipe of the air-conditioning tank shell.
Also, in the present invention, be also possible to the cleaning solution injection pipe and sparge pipe be fixed on by fixing component it is described
On the outer surface of air-conditioning tank shell.
According to the present invention, effectively cleaning solution injection pipe and sparge pipe can be fixed along air-conditioning box enclosure.
Preferably, the fixing component is the hook formation being formed on the air-conditioning tank shell.
According to the present invention, cleaning solution injection pipe and sparge pipe can be caught in completion pipeline in hook formation to fix.And it is formed
It is integrated with air-conditioning tank shell for the fixing component of hook formation, pipeline can be completed therefore without additional component and fix.
Also, in the present invention, the nozzle may be provided at the position flushed with the top edge of the upstream side of the evaporator
It sets；Alternatively, the nozzle may be provided at the position of the top edge of the upstream side lower than the evaporator；Alternatively, the nozzle
It may be provided at the position of the top edge of the upstream side higher than the evaporator.
Also, in the present invention, the nozzle can be set to individually, and it is located at the left and right directions of the upstream side of the evaporator
Centerline；Alternatively, the nozzle can be equipped with multiple, and uniformly arrange along the left and right directions of the upstream side of the evaporator.
On the other hand, it the present invention also provides a kind of clean method of above-mentioned car air-conditioner automatic cleaning apparatus, is carrying out
When cleaning, following steps are executed:
(1) make evaporator wet；
(2) spraying cleaning liquid；
(3) residual cleaning liquid is removed；
(4) it is dried.
According to the present invention, when being switched to cleaning mode, cleaning device will be according to " prewashing-cleaning solution sprinkling-residual cleaning
The operation of four step cleaning of liquid removal-drying ", completes air-conditioning cleaning inside.So as to improve the clean efficiency of evaporator, subtract
The residual of few cleaning solution.
Also, in the present invention, being also possible in step (1), by the refrigerating function of starting air-conditioning, or pass through institute
It states nozzle and sprays clear water to evaporator, keep evaporator wet.
According to the present invention, before cleaning solution sprinkling, the refrigerating function certain time for starting car air-conditioner keeps evaporator wet,
Or keep evaporator wet to evaporator sprinkling clear water, followed by subsequent cleaning, can be effectively prevented from as a result, directly
The cleaning solution of sprinkling is absorbed by evaporator and can not play the role of effective cleaning.
Also, in the present invention, being also possible in step (3), by the refrigerating function of starting air-conditioning, or pass through institute
It states nozzle and sprays clear water to evaporator, keep evaporator wet.
According to the present invention, after cleaning solution sprays, first start the refrigerating function certain time of car air-conditioner, with generation
Condensed water clean the cleaning solution residual of evaporator surface, or spray clear water to evaporator and clean the clear of evaporator surface
Clean liquid residual can be effectively prevented from cleaning solution residual on an evaporator followed by drying as a result, cause cleaning incomplete.
According to following specific embodiments and attached drawing is referred to, is better understood with above content of the invention and other mesh
, feature and advantage.
Detailed description of the invention
Fig. 1 shows the structural schematic diagram of an implementation form of car air-conditioner automatic cleaning apparatus of the invention；
Fig. 2 shows the left views of car air-conditioner automatic cleaning apparatus shown in FIG. 1；
Fig. 3 shows the A-A cross-sectional view of car air-conditioner automatic cleaning apparatus shown in FIG. 1；
Fig. 4 shows the enlarged drawing in the portion B of car air-conditioner automatic cleaning apparatus shown in Fig. 3；
Fig. 5 shows the enlarged drawing in the portion C of car air-conditioner automatic cleaning apparatus shown in Fig. 2；
Fig. 6 shows the enlarged drawing in the portion D of car air-conditioner automatic cleaning apparatus shown in Fig. 3；
Fig. 7 (a) and Fig. 7 (b) respectively illustrate the hook formation for fixing cleaning solution injection pipe and sparge pipe side view and
Main view；
Fig. 8 shows the flow chart of an implementation form of the clean method of car air-conditioner automatic cleaning apparatus of the invention；
Fig. 9 (a) and Fig. 9 (b) show the structural schematic diagram of existing car air-conditioner automatic cleaning apparatus.
Specific embodiment
The present invention is further illustrated below in conjunction with attached drawing and following embodiments, it should be appreciated that attached drawing and following embodiments
It is merely to illustrate the present invention, is not intended to limit the present invention.
For car air-conditioner automatic cleaning apparatus in the prior art, cleaning solution bad for evaporator cleaning effect is easily remained
The problems such as, the present invention provides a kind of car air-conditioner automatic cleaning apparatus and its clean methods.The device includes: to be arranged in air-conditioning
Cleaning solution injection pipe, fluid reservoir, pump and the sparge pipe of the outside of tank shell；And it is arranged in the air-conditioning box enclosure interior
Nozzle, the cleaning device are set to the upstream side of evaporator；Cleaning solution is injected into the storage via the cleaning solution injection pipe
In flow container, after the cleaning solution in the fluid reservoir is taken by the pumping, by the sparge pipe, by the nozzles spray.Using
Car air-conditioner automatic cleaning apparatus of the invention can effectively will accumulate in the dust removal of vaporizer upstream side, also, also
Cleaning solution supplement can be made easier.
Car air-conditioner automatic cleaning apparatus of the invention is applicable to all kinds of car air-conditioners.Car air-conditioner includes air-conditioning box shell
Body (i.e. air-conditioning box).In the air-conditioning tank shell, it is mounted with the components such as filter core, air blower, evaporator, heats.Pass through drum
The rotation of blower forms the air-flow from air inlet to air outlet in air-conditioning tank shell, the air after being freezed or heating adjusting
It is conveyed into car room.In addition to this, car air-conditioner, which may also include, to be cut between interior circulation pattern and outer circulation mode
The components such as the inside and outside gas switching mechanism changed.
Fig. 1 is the structural schematic diagram of an implementation form of car air-conditioner automatic cleaning apparatus of the invention, shows air-conditioning
Tank shell 1 and car air-conditioner automatic cleaning apparatus 2(are hereinafter referred to as cleaning device 2) positional relationship.Fig. 2 is shown in Fig. 1
Car air-conditioner automatic cleaning apparatus left view.Fig. 3 is the A-A cross-sectional view of car air-conditioner automatic cleaning apparatus shown in FIG. 1,
Show the relative positional relationship of nozzle 2-5 Yu evaporator 1-1.
As shown in Figure 1 to Figure 3, in this implementation form, cleaning device 2 is integrated on air-conditioning tank shell 1.The air-conditioning tank shell
It can be resin forming shell (for example, being made up of polypropylene).The cleaning device 2 includes cleaning solution injection pipe 2-1, fluid reservoir 2-
2,2-3, sparge pipe 2-4, nozzle 2-5 are pumped.Wherein, cleaning solution injection pipe 2-1, fluid reservoir 2-2, pump 2-3 and sparge pipe 2-4 cloth
It is placed in the outside of air-conditioning tank shell 1, nozzle 2-5 is arranged in the inside of air-conditioning tank shell 1, and cleaning device is set to evaporator 1-1
Upstream side.And nozzle 2-5 is formed as the upper half for the upstream side for making the drop point of sprayed cleaning solution be located at evaporator 1-1
Structure.Since the dust in air can be accumulated since vaporizer upstream face, ash can be prevented by directly cleaning vaporizer upstream face
Dirt is built up.The drop point for the cleaning solution for spraying nozzle is located at the vaporizer upstream side upper half, it can be ensured that cleaning solution spray
It is spread across evaporator substantially whole surface, cleaning solution dust in the case where evaporator surface from top to bottom rinses improves cleaning efficiency.Herein
The so-called upper half refers to the part for being located at middle line or more on evaporator vertical length direction.
Furthermore, in this embodiment, as shown in fig. 6, nozzle 2-5 may be provided at on evaporator 1-1 core
The substantially flush position of the top edge in trip face.It is cleaned at this point, nozzle 2-5 can horizontally be sprayed towards evaporator 1-1 upstream face
Liquid.Nozzle height is flushed with evaporator core top edge and be may insure in spraying cleaning liquid, and proximal edge is leaned on evaporator top
Part can also be sprayed to and will not be missed.
But nozzle 2-5 may also be arranged on the position of the top edge lower than evaporator 1-1 core upstream face, at this point, spray
Mouth 2-5 can oblique Shangdi towards evaporator 1-1 upstream face spraying cleaning liquid.Alternatively, nozzle 2-5 can also be provided at and slightly above evaporate
The position of the top edge of device 1-1 core upstream face, at this point, nozzle 2-5 can be sprayed towards evaporator 1-1 upstream face obliquely
Cleaning solution.When the hypotelorism of nozzle and evaporator 1-1 upstream face causes spray area too small, item can also be carried according to practical
Part places nozzle obliquely or obliquely, it is possible thereby to increase the linear distance between nozzle and vaporizer upstream face, thus
Increase spray area.The present invention is not limited to above structures, as long as the cleaning solution that nozzle 2-5 can be made to be sprayed falls within evaporator 1-1
The upper half of upstream surface side.
In addition, nozzle 2-5 can be set into single, also can be set into multiple.If single-nozzle is only arranged, the nozzle
It is preferably located in the left and right directions centerline of the upstream evaporator 1-1 surface side.Thus cleaning solution can respectively be sprayed onto evaporation
At left and right sides of device, make to obtain same cleaning effect at left and right sides of vaporizer upstream face.If being equipped with multiple nozzles, these sprays
Mouth can uniformly arrange along the left and right directions of the upstream evaporator 1-1 surface side.When evaporator left and right directions width is greater than single-nozzle
When the spraying range that can all reach, multiple nozzles of uniformly arranging can expand the spray area of cleaning solution in the lateral direction, make
Entire vaporizer upstream face obtains same cleaning effect.
Cleaning solution is injected into fluid reservoir 2-2 via cleaning solution injection pipe 2-1, is thus convenient to in fluid reservoir 2-2
Cleaning solution supplemented.When being cleaned, cleaning solution in fluid reservoir 2-2 is by pump 2-3 extraction, by sparge pipe 2-4, by
Nozzle 2-5 is sprayed on evaporator 1-1, plays the role of cleaning evaporator 1-1.In this embodiment, cleaning solution injection pipe
2-1 is formed as being tilted down from arrival end to outlet end the structure of extension, so as to so that cleaning solution smoothly flows therein storage
Flow container 2-2.
Further, as depicted in figs. 1 and 2, in this implementation form, cleaning solution injection pipe 2-1 is along the outer of air-conditioning tank shell 1
Surface is fixed, and is finally connect with fluid reservoir 2-2.The inlet of cleaning solution injection pipe 2-1 is arranged in the interior outer gas of air-conditioning tank shell 1
Near case, that is to say, that close to air conditioner filter element installation site.Since air conditioner filter element installation site is usually placed in vehicle copilot
Glove box rear at position, therefore only need to unload glove box or open designed lid in glove box, injection can be exposed
Mouthful, it is possible thereby to which user is facilitated to add cleaning solution.In addition, the inlet of cleaning solution injection pipe 2-1 is formed as and air-conditioning box shell
The integrally formed structure of body 1 is formed as individual component.In use, by user or maintenance personnel manually by cleaning solution from note
Entrance pours into.As shown in figure 5, air-conditioning box shell can be fixed on the arrival end of cleaning solution injection pipe 2-1 by auxiliary securing member
The outside of body 1.Fastening means, which can be, to be fixed by screw, and buckle structure is also possible to (diagram is omitted).Cleaning solution injection pipe
The other end of 2-1 is connect with fluid reservoir 2-2, and interface does sealing and anti-leakage water process.
In addition, fluid reservoir 2-2 and the outer surface of air-conditioning tank shell 1 can be connected and fixed by fastening members such as screws.Also such as
Shown in Fig. 4, a circular hole is provided on fluid reservoir 2-2, the hydrating structure part for pumping 2-3 can be inserted into the circular hole, be connected and fixed with this
Two components.Pump 2-3 is preferably arranged in the recess portion formed on the outer surface of fluid reservoir 2-2.Thus, it is possible to make device more
It is compact, save installation space.Pump 2-3 for example can be micro pump.
In addition, cleaning solution injection pipe 2-1 and sparge pipe 2-4 can be fixed on the appearance of air-conditioning tank shell 1 by fixing component
On face.In an implementation form, as shown in Fig. 7 (a) and Fig. 7 (b), fixing component can be to be formed on air-conditioning tank shell 1
Hook formation.Cleaning solution injection pipe 2-1 and sparge pipe 2-4 can be caught in completion pipeline in hook formation to fix.And hook formation
Can be integrated with air-conditioning tank shell 1, pipeline can be completed therefore without additional component and fix.It as needed, can be along cleaning solution
The arranged direction of injection pipe 2-1 and sparge pipe 2-4 form multiple hook formations for solid on the outer surface of air-conditioning tank shell 1
Determine pipeline.
As shown in figure 3, cleaning device 2 further includes the evaporator 1-1 in air-conditioning tank shell 1 in this implementation form
The drainage mechanism of lower section.Raffinate after cleaning passes through drainage mechanism and is expelled to air-conditioning tank shell with being rinsed together with the dust to get off
Outside 1.Specifically, which may include the concave part that air-conditioning tank shell is formed in below evaporator 1-1, and be connected to
The bottom of the concave part and the drainpipe 1-2 for extending air-conditioning tank shell.
Above-mentioned cleaning device 2 can be controlled by conditioning control unit, be followed the steps below:
(1) make evaporator wet；
(2) spraying cleaning liquid；
(3) residual cleaning liquid is removed；
(4) it is dried.
By using the clean method, when being switched to cleaning mode, cleaning device will be according to " keeping evaporator wet (i.e.
Prewashing)-cleaning solution sprinkling-residual cleaning liquid removal-drying " operation of four step cleanings, complete air-conditioning cleaning inside.Compared to
Cleaning solution sprinkling and dry two steps are only executed in the prior art, and the present invention makes evaporator by first carrying out before spraying cleaning liquid
Wet step, to avoid the cleaning solution sprayed at the beginning is absorbed by evaporator and can not play the role of effective cleaning；And lead to
The step of removal residual cleaning liquid is executed before crossing after spraying cleaning liquid, being dried, avoidable cleaning solution remains in steaming
It sends out on device, causes cleaning incomplete.To use above-mentioned clean method, the clean efficiency of evaporator can be improved, reduce cleaning
The residual of liquid.
Keep evaporator wet more specifically, the refrigerating function certain time of car air-conditioner before cleaning solution sprinkling, can be started,
Or spraying clear water to evaporator by nozzle keeps evaporator wet, it, as a result, can be effectively followed by subsequent cleaning
The cleaning solution directly sprayed is avoided to be absorbed by evaporator and effective cleaning can not be played the role of.In this step, such as can lead to
The environment temperature and humidity that the Temperature Humidity Sensor crossed in air-conditioning box detects, will preset and are stored in control unit
It is internal it is corresponding with the numerical value, so that evaporator surface is generated enough condensed waters needed for be set as refrigerating function lasting the time
Time.By the time after equal car air-conditioners starting, refrigerating function is automatically closed.
Also it can first start the refrigerating function certain time of car air-conditioner, with the condensation of generation after cleaning solution sprays
Water remains to clean the cleaning solution of evaporator surface, or sprays clear water to evaporator by nozzle to clean evaporator surface
Cleaning solution residual can be effectively prevented from cleaning solution residual on an evaporator as a result, cause to clean endless followed by drying
Entirely.It in this step, such as the environment temperature and humidity that can be detected by the Temperature Humidity Sensor in air-conditioning box, will be pre-
First set and be stored in inside control unit it is corresponding with the numerical value, generate evaporator surface needed for enough condensed waters
Time is set as refrigerating function duration.By the time after equal car air-conditioners starting, refrigerating function is automatically closed.
Hereinafter, the flow chart explanation in conjunction with Fig. 8 carries out clean example to car air-conditioner using above-mentioned cleaning device 2.
As shown in figure 8, first determining whether air blower and pressure after conditioning control unit receives the signal of cleaning function unlatching
Whether contracting machine is in open (ON) state, if it is not, then opening air blower and compressor.
Then, air door is automatically adjusted to cleaning mode and ran for the first ticket reserving time by automotive air-conditioning system, i.e. starting refrigeration
Function certain time, to keep evaporator wet.Thus can be effectively prevented from the cleaning solution that directly sprays absorbed by evaporator and
It can not play the role of effective cleaning.The step, which also could alternatively be, sprays the means such as clear water to evaporator by nozzle, so that
Evaporator is wet.
Then, automobile air conditioner compressor and air blower stop working (OFF), and cleaning device 2 is started to work, and open pump 2-3.
Cleaning solution is sprayed from nozzle 2-5, is cleaned to the surface evaporator 1-1.Spraying time will continue for the second ticket reserving time.
Then, pump 2-3 is closed, automobile air conditioner compressor and air blower are again started up, and are run the third ticket reserving time, that is, are started
Refrigerating function certain time is removed cleaning solution remaining on evaporator with the condensed water of generation.Thus it can be effectively prevented from clear
Clean liquid residual on an evaporator, causes cleaning incomplete.The step, which also could alternatively be, sprays clear water to evaporator by nozzle
Etc. means, to remove residual cleaning liquid.
Then, compressor of air conditioner stops working, and air blower works on, and is carried out using air blower to air-conditioning box enclosure interior
It is dry.Air conditioner blower stops after the 4th ticket reserving time of work, and air-conditioning cleaning is completed.It then may switch back to before cleaning starts
Mode.
Under the objective for not departing from essential characteristic of the invention, the present invention can be presented as diversified forms, therefore in the present invention
Implementation form be to be illustrative rather than definitive thereof, limited since the scope of the present invention is defined by the claims rather than by specification,
And all changes fallen in the full scope of equivalents of the range that claim defines or the range that it is defined be understood to include
In detail in the claims.
Claims (13)
1. a kind of car air-conditioner automatic cleaning apparatus characterized by comprising
It is arranged in cleaning solution injection pipe, fluid reservoir, pump and the sparge pipe of the outside of air-conditioning tank shell；And
It is arranged in the nozzle of the inside of the air-conditioning tank shell, the cleaning device is set to the upstream side of evaporator, cleaning solution
It is injected into the fluid reservoir via the cleaning solution injection pipe, after the cleaning solution in the fluid reservoir is taken by the pumping, warp
The sparge pipe is crossed, by the nozzles spray.
2. car air-conditioner automatic cleaning apparatus according to claim 1, which is characterized in that the nozzle is formed as making to be sprayed
The drop point of the cleaning solution spilt is located at the structure of the upper half of evaporator.
3. car air-conditioner automatic cleaning apparatus according to claim 1 or 2, which is characterized in that the cleaning solution injection pipe
Inlet be arranged near the inside and outside gas tank of the air-conditioning tank shell.
4. car air-conditioner automatic cleaning apparatus according to claim 1 or 2, which is characterized in that the pump is arranged in described
In the recess portion formed on the outer surface of fluid reservoir.
5. car air-conditioner automatic cleaning apparatus according to claim 1 or 2, which is characterized in that further include being set to the sky
Adjust the drainage mechanism of the lower section of the intracorporal evaporator of box shell.
6. car air-conditioner automatic cleaning apparatus according to claim 5, which is characterized in that the drainage mechanism is included in institute
The concave part for being formed in the air-conditioning tank shell below evaporator is stated, and is connected to the bottom of the concave part and extends institute
State the drainpipe of air-conditioning tank shell.
7. car air-conditioner automatic cleaning apparatus according to claim 1 or 2, which is characterized in that the cleaning solution injection pipe
It is fixed on the outer surface of the air-conditioning tank shell with sparge pipe by fixing component.
8. car air-conditioner automatic cleaning apparatus according to claim 7, which is characterized in that the fixing component is to be formed in
Hook formation on the air-conditioning tank shell.
9. car air-conditioner automatic cleaning apparatus according to claim 1 or 2, which is characterized in that nozzle setting with
The position that the top edge of the upstream side of the evaporator flushes；Alternatively, the nozzle is arranged below the upper of the evaporator
Swim the position of the top edge of side；Alternatively, the nozzle is positioned above the position of the top edge of the upstream side of the evaporator
It sets.
10. car air-conditioner automatic cleaning apparatus according to claim 1 or 2, which is characterized in that the nozzle is arranged to list
It is a, and it is located at the left and right directions centerline of the upstream side of the evaporator；Alternatively, the nozzle be equipped with it is multiple, and along institute
The left and right directions for stating the upstream side of evaporator is uniformly arranged.
11. a kind of clean method of car air-conditioner automatic cleaning apparatus, which is characterized in that when carrying out cleaning, execute with
Lower step:
(1) make evaporator wet；
(2) spraying cleaning liquid；
(3) residual cleaning liquid is removed；
(4) it is dried.
12. clean method according to claim 11, which is characterized in that in step (1), by the refrigeration for starting air-conditioning
Function, or clear water is sprayed to evaporator by nozzle, keep evaporator wet.
13. clean method according to claim 11, which is characterized in that in step (3), by the refrigeration for starting air-conditioning
Function, or clear water is sprayed to evaporator by nozzle, remove residual cleaning liquid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811190546.2A CN110496812A (en) | 2018-10-12 | 2018-10-12 | Car air-conditioner automatic cleaning apparatus and its clean method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811190546.2A CN110496812A (en) | 2018-10-12 | 2018-10-12 | Car air-conditioner automatic cleaning apparatus and its clean method |
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| CN110496812A true CN110496812A (en) | 2019-11-26 |
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| CN201811190546.2A Pending CN110496812A (en) | 2018-10-12 | 2018-10-12 | Car air-conditioner automatic cleaning apparatus and its clean method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN115164283B (en) * | 2022-06-28 | 2023-08-22 | 三一重机有限公司 | Engineering machinery air conditioning unit and engineering machinery |
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Application publication date: 20191126 |