CN109798632A - Air conditioner - Google Patents
Air conditioner Download PDFInfo
- Publication number
- CN109798632A CN109798632A CN201910234805.5A CN201910234805A CN109798632A CN 109798632 A CN109798632 A CN 109798632A CN 201910234805 A CN201910234805 A CN 201910234805A CN 109798632 A CN109798632 A CN 109798632A
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- Prior art keywords
- pressure
- air conditioner
- air
- channel shell
- air channel
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- 239000012528 membrane Substances 0.000 claims abstract description 51
- 238000001514 detection method Methods 0.000 claims abstract description 18
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 4
- 238000012360 testing method Methods 0.000 claims description 43
- 230000006698 induction Effects 0.000 claims description 37
- 238000012544 monitoring process Methods 0.000 claims description 12
- 230000008859 change Effects 0.000 claims description 6
- 125000006850 spacer group Chemical group 0.000 claims description 2
- 238000004378 air conditioning Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 11
- 239000000428 dust Substances 0.000 description 9
- 238000009825 accumulation Methods 0.000 description 6
- 230000007246 mechanism Effects 0.000 description 4
- 230000035945 sensitivity Effects 0.000 description 4
- 230000005611 electricity Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000013517 stratification Methods 0.000 description 1
Abstract
Air conditioner provided by the invention, is related to air-conditioning technical field.The air conditioner includes air channel shell and strainer, and strainer is set to the air inlet of air channel shell, and air conditioner further includes pressure-detecting device, and pressure-detecting device includes pressure membrane and detection module.Pressure membrane is installed on air conditioner, and for generating deformation in the state of formation negative pressure in the air duct of air channel shell, triggers alarm to drive detection module to act.The air conditioner can be realized strainer automatic detection dirty plugging, and structure is simple, and manufacturing cost is lower.
Description
Technical field
The present invention relates to air-conditioning technical fields, in particular to a kind of air conditioner.
Background technique
Room air conditioner after a period of use, since there are dust, the unavoidable dust accumulation of air-conditioning filter net is existing in air
As causing filter screen of air conditioner to block, since user is difficult to observe its dust accumulation situation, often user will block sternly until filter screen
Weight could find that so leading to air-conditioning using effect, Energy Efficiency Ratio, reliability has different degrees of decline.Existing air conditioner
The dirty stifled prompt facility of strainer it is complex, manufacturing cost is high.
Summary of the invention
The present invention provides a kind of air conditioner, can be realized strainer automatic detection dirty plugging, and structure is simple, manufacturing cost
It is lower.
The present invention provides a kind of air conditioner, including air channel shell and strainer, and the strainer is set to the air channel shell
Air inlet, the air conditioner further include pressure-detecting device, and the pressure-detecting device includes pressure membrane and detection module;It is described
Pressure membrane is installed on the air conditioner, and for generating shape in the state of formation negative pressure in the air duct of the air channel shell
Become, to drive the detection module movement to trigger alarm.
The air conditioner utilizes the dirty stifled principle that negative pressure can be formed in the air duct of air channel shell of strainer, by can be in negative pressure
The pressure membrane that deformation is generated under state perceives the dirty stifled situation of strainer, in the state that pressure membrane forms negative pressure in the dirty stifled air duct of strainer
Detection module work is driven, so as to trigger alarm, therefore can be convenient the automatic detection for quickly realizing the dirty stifled state of strainer,
And structure is simple, and cost is relatively low.
Further, the detection module includes power supply, testing agency and divider resistance;The power supply series connection partial pressure
It is grounded after resistance and the testing agency, there is monitoring point between the divider resistance and the testing agency;The detection machine
Structure is installed in air channel shell, and the pressure membrane when generating deformation for driving the testing agency to act, described in changing
The current potential of monitoring point, the current potential are used for triggering alarm in the state of being greater than preset value.
Further, the testing agency includes coil block and magnetic induction core, the coil block and the magnetic induction
One of them of core is fixed in the air channel shell, another is described for being relatively fixed under the drive of the pressure membrane
Coil block or the movement of magnetic induction core in air channel shell, so that magnetic induction core cuts the magnetic induction line of the coil block.
The dirty stifled prompting of strainer is realized using the electromagnetic induction principle of magnetic induction core and coil block, and structure is simple, is easy real
It is existing, it is at low cost, and high sensitivity.
Further, one of them of the coil block and the magnetic induction core are fixed in the air channel shell, separately
One is fixed in the pressure membrane.
Further, the center of one of corresponding pressure membrane of the coil block and the magnetic induction core is set
It sets.
Further, the coil block spacer ring is set to magnetic induction core periphery.
Further, the pressure-detecting device further includes fixing piece, and the air duct is fixed in one end of the fixing piece
On shell, one of them of the coil block and the magnetic induction core are fixed on the fixing piece far from the air channel shell
One end.
Further, the testing agency is set in the air duct of the air channel shell, alternatively, passing through in the air channel shell
The pressure tap for offering and being connected to outside is worn, the testing agency is set in the pressure tap.
Further, in the air channel shell through offering and the external pressure tap being connected to;The pressure membrane covers institute
State pressure tap.
Further, the pressure membrane is installed on the inner wall of the air channel shell.
Detailed description of the invention
Fig. 1 is the schematic diagram of the section structure of air conditioner described in the specific embodiment of the invention.
Fig. 2 is the enlarged drawing in Fig. 1 at A.
Fig. 3 is the structural schematic diagram of the part-structure of pressure-detecting device described in the specific embodiment of the invention.
Fig. 4 is the schematic diagram of the section structure of the part-structure of pressure-detecting device described in the specific embodiment of the invention.
Fig. 5 is the connection circuit diagram of divider resistance and testing agency described in the specific embodiment of the invention.
Fig. 6 is the schematic diagram of the section structure of the part-structure of pressure-detecting device described in alternative embodiment of the present invention.
Fig. 7 is the cross-section structure signal of air conditioner applied by pressure-detecting device described in alternative embodiment of the present invention
Figure.
Fig. 8 is the enlarged drawing in Fig. 7 at B.
Description of symbols:
100- air conditioner;110- air channel shell;112- air inlet;113- pressure tap;120- evaporator;130- strainer;
140- pressure-detecting device;141- fixing piece;The first fixed part of 1411-;The second fixed part of 1412-;142- pressure membrane;143- inspection
Survey mechanism;1431- coil block;101- coil rack;102- coil;1432- magnetic induction core;144- power supply;145- partial pressure electricity
Resistance;The monitoring point 146-;103- connecting rod.
Specific embodiment
To make the above purposes, features and advantages of the invention more obvious and understandable, with reference to the accompanying drawing to the present invention
Specific embodiment be described in detail.
Fig. 1 is the schematic diagram of the section structure of air conditioner 100 described in the present embodiment.Fig. 1 is please referred to, present embodiment discloses
A kind of air conditioner 100 comprising air channel shell 110, evaporator 120 and strainer 130, evaporator 120 are set to air channel shell 110
Interior, strainer 130 is set to the air inlet 112 of air channel shell 110.
It is understood that since, there are dust, after a period of use, strainer 130 will necessarily for air conditioner 100 in air
Dust accumulation.In order in time remind user to clean strainer 130, influence and dust accumulation to air quantity is avoided to may cause
Unhealthy situation, air conditioner 100 disclosed in the present embodiment further includes a kind of pressure-detecting device 140, is set to air channel shell
On 110, for triggering alarm in the state that 130 dust accumulation of strainer causes to form negative pressure in air duct, to prompt user to strainer 130
It is cleaned.
It should be noted that air conditioner 100 can also include prompting devices, the prompting device such as alarm or warning lamp being capable of root
It is sounded an alarm according to the working condition of pressure-detecting device 140.
Fig. 2 is the enlarged drawing in Fig. 1 at A.Incorporated by reference to referring to Figures 1 and 2, optionally, in the present embodiment, air channel shell
It is also extended through on 110 and offers pressure tap 113, pressure tap 113 is set between evaporator 120 and strainer 130, and is connected with outside
It is logical.Pressure tap 113 is for installing pressure-detecting device 140.
Optionally, in the present embodiment, pressure-detecting device 140 includes fixing piece 141, pressure membrane 142 and detection module (figure
It does not mark).Wherein, pressure membrane 142 is installed in air channel shell 110, and corresponding pressure tap 113 is arranged, and pressure membrane 142 is used in wind
Deformation is generated in the state of formation negative pressure in the air duct of road shell 110, triggers alarm to drive detection module to act.Fig. 3 is
The structural schematic diagram of the part-structure of pressure-detecting device 140 described in the present embodiment.Incorporated by reference to referring to Fig. 2 and Fig. 3, this implementation
In example, pressure membrane 142 has certain elasticity, therefore testing agency 143 can be driven dynamic so that deformation occurs when air duct forms negative pressure
Make.
Optionally, in the present embodiment, pressure membrane 142 fits in the inner wall of air channel shell 110.It is understood that pressure
Film 142 seals pressure tap 113, can be improved the sensitivity of pressure-detecting device 140, once 130 dust accumulation of strainer, air duct forms negative
Pressure, pressure membrane 142 can be with deformation occurs.
And, it is understood that the inner wall that pressure membrane 142 fits in air channel shell 110 facilitates installation.It is optional at other
In embodiment, as long as being able to achieve pressure membrane 142, deformation occurs under the negative pressure state of air duct, and pressure membrane 142 can fit in air duct
The outer wall of shell 110 is arranged, alternatively, pressure membrane 142 can be set at the internal perisporium of pressure tap 113.As long as being able to achieve negative
Deformation is generated under pressure condition, so as to correctly respond the dirty stifled situation of strainer 130, pressure membrane 142 can also be installed on sky
At the strainer 130 of tune device 100 etc..
It is understood that pressure membrane 142 can be fixed with air channel shell 110 by the way of bonding, or using close
The mode of sealing fastening realizes the fixation with air channel shell 110.
Please continue to refer to Fig. 2, optionally, in the present embodiment, fixing piece 141 is fixed on the inner wall of air channel shell 110, fixed
Part 141 includes being connected with each other L-shaped the first fixed part 1411 and the second fixed part 1412.Wherein, the first fixed part 1411 is solid
Due to the inner wall of air channel shell 110, the second fixed part 1412 is oppositely arranged with pressure tap 113, and is used for fixed test mechanism
143。
As long as it should be appreciated that fixed test mechanism 143 can be facilitated, and making pressure membrane 142 deformation occurs that detection machine can be driven
Structure 143 goes out electrical signal, and the structure of fixing piece 141 can according to need setting, for example, fixing piece 141 may be arranged as plate
Shape, one end are fixed in air channel shell 110, and the other end is for installing testing agency 143.The program is particularly suitable for pressure membrane
142 are set to the embodiment in the outside of air channel shell 110.
It is otherwise noted that in other optional embodiments, it can be straight by changing the structure of testing agency 143
Connecing will test mechanism 143 and is fixed in air channel shell 110.
Optionally, in the present embodiment, testing agency 143 is set in the air duct of air channel shell 110.
Fig. 4 is the schematic diagram of the section structure of the part-structure of pressure-detecting device 140 described in the present embodiment.
Fig. 5 is the connection circuit diagram of divider resistance 145 and testing agency 143 described in the present embodiment.Incorporated by reference to referring to figure
3- Fig. 5, in the present embodiment, detection module includes power supply 144, testing agency 143 and divider resistance 145.The series connection partial pressure of power supply 144
It is grounded after resistance 145 and testing agency 143, there is monitoring point 146 between divider resistance 145 and testing agency 143.Testing agency
143 are installed in air channel shell 110, and pressure membrane 142 is used to drive testing agency 143 to act when generating deformation, to change prison
The current potential of measuring point 146, electric signal are the current potential of monitoring point 146.
If the voltage of electric signal is U0, it is to be appreciated that:
In above formula, U is the effective voltage value of AC power source 144, and R is the resistance value of divider resistance 145, XLFor coil 102
Inductance.From the above equation, we can see that working as XLWhen increase, U0It increases with it.
The mutual partial pressure that is, divider resistance 145 and testing agency 143 connect.1432 sectioned coil group of magnetic induction core
The magnetic induction line of part 1431 generates electromotive force, and the voltage of testing agency 143 changes, under the premise of 144 voltage of power supply is constant,
145 change in resistance of divider resistance.Therefore the current potential of monitoring point 146 changes, and the variation of current potential is for triggering alarm.
Optionally, power supply 144 is AC power source 144 (AC).
In the present embodiment, testing agency 143 includes coil block 1431 and magnetic induction core 1432.
Wherein, coil block 1431 is mounted in pressure membrane 142, and magnetic induction core 1432 is fixed on the second of fixing piece 141
On fixed part 1412.Coil block 1431 is located on the periphery of magnetic induction core 1432.It is understood that pressure membrane 142 occurs
Deformation can drive coil block 1431 mobile relative to magnetic induction core 1432, so that when coil block 1431 is powered, magnetic
The current potential of monitoring point 146 can be changed with the magnetic induction line of sectioned coil component 1431 by incuding core 1432.
It is understood that controller can be used for receiving the current potential of monitoring point 146 in the present embodiment, it is big in the current potential
When preset value, controller control prompting device is sounded an alarm.
Continuing with combining referring to Fig. 3 and Fig. 4, optionally, in the present embodiment, coil block 1431 includes coil rack 101
And it is set around the coil 102 of 101 periphery of coil rack.Coil rack 101 and pressure membrane 142 are fixed.
As an implementation, in the present embodiment, coil block 1431 and the setting of the interval of magnetic induction core 1432, also,
Coil block 1431 and the concentric setting of magnetic induction core 1432.
It is understood that this structure can be improved the sensitivity of testing agency 143.
Optionally, magnetic induction core 1432 can select metal core or magnetic core.
Fig. 6 is the schematic diagram of the section structure of the part-structure of pressure-detecting device 140 described in alternative embodiment.It please refers to
Fig. 6, it should be understood that in other alternative embodiments, the mounting structure of testing agency 143 can be with are as follows: by coil block 1431
It is fixed in air channel shell 110, magnetic induction core 1432 is set in pressure membrane 142, with line opposite under the drive of pressure membrane 142
Coil assembly 1431 moves, the magnetic induction line of sectioned coil component 1431, to change the current potential of monitoring point 146.
As long as driving lower magnetic induction core 1432 being capable of sectioned coil group and, it is understood that being able to achieve pressure membrane 142
The magnetic induction line of part 1431, testing agency 143 can be spaced with pressure membrane 142 to be arranged.
For example, one of them in coil block 1431 and magnetic induction core 1432 is solid by fixing piece 141 or directly
Be scheduled in air channel shell 110, another in coil block 1431 and magnetic induction core 1432 by elastic component and fixing piece 141 or
Person is that air channel shell 110 connects.Enable the offline coil assembly 1431 of drive and magnetic induction core 1432 in pressure membrane 142 opposite
Movement, so that the magnetic induction line of sectioned coil component 1431 is realized, to change the current potential of monitoring point 146.
It is understood that the area of pressure membrane 142 should be greater than the contact area of testing agency 143 and pressure membrane 142,
To reserve enough deformation spaces, convenient for elastic deformation occurs.
And, it is notable that coil block 1431 can be set to the center of pressure membrane 142 as much as possible,
So that testing agency 143 corresponds to the center setting of pressure tap 113 as much as possible.That is, making coil block 1431 and magnetic strength
One of them center for corresponding to pressure tap 113 as much as possible of core 1432 is answered to be arranged, to improve the sensitivity of pressure switch.
The above are a kind of embodiments of pressure-detecting device 140 disclosed in the present embodiment.Fig. 7 is described in alternative embodiment
Pressure-detecting device 140 applied by air conditioner 100 the schematic diagram of the section structure.Fig. 8 is the enlarged drawing in Fig. 7 at B.It please tie
It closes referring to Fig. 7 and Fig. 8, it should be understood that in other alternative embodiments, testing agency 143 can select microswitch.
Pressure-detecting device 140 includes the testing agency 143, fixing piece 141 and connecting rod 103, and fixing piece 141 is fixed on wind
The inner wall of road shell 110, testing agency 143 are connect by connecting rod 103 with pressure membrane 142.
It is understood that generating negative pressure in air duct when strainer 130 is dirty stifled, pressure membrane 142 generates deformation, can trigger
Testing agency 143, control circuit becomes on state from off state.
It is understood that the pin that the conducting of circuit can make controller be electrically connected with testing agency 143 is by low electricity
It is flat to become high level, or low level is become by high level, controller can change control prompting device according to this and sound an alarm.
It should be appreciated that testing agency 143 can also be directly anchored in pressure membrane 142, thus in the drive of pressure membrane 142
Lower control circuit becomes on state from off state.To sum up, air conditioner 100 disclosed in the present embodiment is examined by one pressure of setting
It surveys device 140 and is installed on the pressure tap 113 opened up in air channel shell 110, it is negative using being formed when strainer 130 is dirty stifled, in air duct
Pressure, pressure-detecting device 140 generate electric signal and remind user, and prompting user that can be in due course cleans strainer 130, prevent due to
Family, which does not observe 130 dust stratification of strainer, not to be cleaned cause 100 comfort of air conditioner and the not good enough situation of health for a long time.
Although present disclosure is as above, present invention is not limited to this.Anyone skilled in the art are not departing from this
It in the spirit and scope of invention, can make various changes or modifications, therefore protection scope of the present invention should be with claim institute
Subject to the range of restriction.
Claims (10)
1. a kind of air conditioner, including air channel shell (110) and strainer (130), the strainer (130) are set to the air channel shell
(110) air inlet (112), which is characterized in that the air conditioner (100) further includes pressure-detecting device (140), the pressure
Detection device (140) includes pressure membrane (142) and detection module;The pressure membrane (142) is installed on the air conditioner (100)
On, and for generating deformation in the state of formation negative pressure in the air duct of the air channel shell (110), to drive the detection mould
Block movement is to trigger alarm.
2. air conditioner according to claim 1, which is characterized in that the detection module includes power supply (144), testing agency
(143) and divider resistance (145);The power supply (144) is connected after the divider resistance (145) and the testing agency (143)
Ground connection has monitoring point (146) between the divider resistance (145) and the testing agency (143);The testing agency
(143) it is installed on air channel shell (110), the pressure membrane (142) is for driving the testing agency when generating deformation
(143) it acts, to change the current potential of the monitoring point (146), the current potential is used for triggering report in the state of being greater than preset value
It is alert.
3. air conditioner according to claim 2, which is characterized in that the testing agency (143) includes coil block
(1431) and magnetic induction core (1432), one of them of the coil block (1431) and the magnetic induction core (1432) are fixed on
On the air channel shell (110), another under the drive of the pressure membrane (142) for being relatively fixed to the air channel shell
(110) coil block (1431) or magnetic induction core (1432) movement on, so that magnetic induction core (1432) cuts the coil group
The magnetic induction line of part (1431).
4. air conditioner according to claim 3, which is characterized in that the coil block (1431) and the magnetic induction core
(1432) one of them is fixed on the air channel shell (110), another is fixed on the pressure membrane (142).
5. air conditioner according to claim 4, which is characterized in that the coil block (1431) and the magnetic induction core
(1432) the center setting of one of corresponding pressure membrane (142).
6. air conditioner according to claim 3, which is characterized in that coil block (1431) spacer ring is set to the magnetic
Incude core (1432) periphery.
7. air conditioner according to claim 3, which is characterized in that the pressure-detecting device (140) further includes fixing piece
(141), one end of the fixing piece (141) is fixed on the air channel shell (110), the coil block (1431) and described
One of them of magnetic induction core (1432) is fixed on the one end of the fixing piece (141) far from the air channel shell (110).
8. air conditioner according to claim 2, which is characterized in that the testing agency (143) is set to outside the air duct
In the air duct of shell (110), alternatively, through offering and the external pressure tap (113) being connected to, institute in the air channel shell (110)
Testing agency (143) is stated to be set in the pressure tap (113).
9. air conditioner according to claim 1-8, which is characterized in that run through on the air channel shell (110) and open
Equipped with the pressure tap (113) being connected to outside;The pressure membrane (142) covers the pressure tap (113).
10. air conditioner according to claim 9, which is characterized in that the pressure membrane (142) is installed on the air channel shell
(110) inner wall.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910234805.5A CN109798632B (en) | 2019-03-26 | 2019-03-26 | Air conditioner |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910234805.5A CN109798632B (en) | 2019-03-26 | 2019-03-26 | Air conditioner |
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Publication Number | Publication Date |
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CN109798632A true CN109798632A (en) | 2019-05-24 |
CN109798632B CN109798632B (en) | 2024-03-15 |
Family
ID=66564109
Family Applications (1)
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CN201910234805.5A Active CN109798632B (en) | 2019-03-26 | 2019-03-26 | Air conditioner |
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CN209763415U (en) * | 2019-03-26 | 2019-12-10 | 奥克斯空调股份有限公司 | Air conditioner |
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2019
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JP2012110862A (en) * | 2010-11-26 | 2012-06-14 | Mitsubishi Electric Corp | Device for detecting clogging of dust collecting filter |
CN104562606A (en) * | 2013-10-29 | 2015-04-29 | 海尔集团公司 | Method for judging blockage of line chip filter of clothes drying machine and clothes drying machine |
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