CN111473982B - Gas detection device and washing program detection method for washing machine - Google Patents
Gas detection device and washing program detection method for washing machine Download PDFInfo
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- CN111473982B CN111473982B CN201910063118.1A CN201910063118A CN111473982B CN 111473982 B CN111473982 B CN 111473982B CN 201910063118 A CN201910063118 A CN 201910063118A CN 111473982 B CN111473982 B CN 111473982B
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- 238000005406 washing Methods 0.000 title claims abstract description 96
- 238000001514 detection method Methods 0.000 title claims abstract description 68
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 126
- 238000002347 injection Methods 0.000 claims abstract description 72
- 239000007924 injection Substances 0.000 claims abstract description 72
- 238000000034 method Methods 0.000 claims abstract description 12
- 230000000903 blocking effect Effects 0.000 claims description 12
- 230000009471 action Effects 0.000 claims description 6
- 230000001954 sterilising effect Effects 0.000 claims description 4
- 238000004659 sterilization and disinfection Methods 0.000 claims description 4
- 241000894006 Bacteria Species 0.000 abstract description 4
- 238000009395 breeding Methods 0.000 abstract description 4
- 230000001488 breeding effect Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 4
- 230000036541 health Effects 0.000 abstract description 4
- 230000001580 bacterial effect Effects 0.000 description 2
- 230000000249 desinfective effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
- G01M99/005—Testing of complete machines, e.g. washing-machines or mobile phones
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Abstract
The invention relates to the technical field of washing machine detection, and particularly discloses an air detection device and a washing program detection method of a washing machine. The gas detection device comprises: the box body can be inserted into the containing cavity of the washing machine; the gas channels are arranged on the box body, and at least part of the gas channels are provided with water injection pipes in a one-to-one correspondence manner; the shutoff piece can open and close gas passage, and the shutoff piece can open gas passage under the gas pressure effect in gas passage. The washing program detecting method for washing machine includes the following steps: a water inlet pipe of the washing machine is communicated with an aerating device; running a washing program; and detecting whether the ventilated water injection pipe corresponds to the running washing program. The washing program detection method of the washing machine provided by the invention replaces a water detection method with a gas detection method, water in the washing machine does not need to be cleaned after detection is finished, the detection efficiency is improved, the detection cost is reduced, meanwhile, the breeding of bacteria caused by residual water in the washing machine is avoided, and the safety and the health of a user are ensured.
Description
Technical Field
The invention relates to the technical field of washing machine detection, in particular to an air detection device and a washing program detection method of a washing machine.
Background
In order to ensure that each washing machine is qualified before being shipped out, the washing program of each machine needs to be detected on a production line, and the washing program of each washing machine is ensured to be correct.
The washing process of the present washing machine includes one or more kinds, such as a main washing process, a pre-washing process, a sterilizing washing process, a hot washing process, etc. The washing machine includes a plurality of water injection pipes and an accommodating chamber. Each water injection pipe corresponds to a program which can control the water inlet of the corresponding water injection pipe. Taking the main washing program as an example, before each washing machine leaves a factory, it needs to be detected, and when the washing machine starts the main washing program, whether a water injection pipe corresponding to the main washing program is started or not is judged so as to inject water into the washing machine.
In the prior art, the method for checking the correctness of the washing program of the washing machine is water checking, that is, all the washing programs are sequentially operated, and whether a water injection pipe corresponding to the program is opened or not is observed. The prior art has the following defects: the factory has tens of thousands of machines to be off-line every day, so a large amount of clear water needs to be consumed, and the production cost is increased; after the water detection is finished, corresponding operators are required to wipe residual water in the accommodating cavity, the window pad, the inner cylinder and the drainage pump, so that the labor cost and the time cost are increased; even if the washing machine is wiped, a lot of residual water is left in the washing machine, and a large amount of bacteria are easily bred after the washing machine is transported and stored for a long time, so that potential safety hazards are caused to the health of consumers.
Disclosure of Invention
An object of the present invention is to provide a gas detection device to improve detection efficiency, reduce detection cost, prevent residual water and bacteria in a washing machine from breeding, and ensure user safety.
In order to achieve the purpose, the invention adopts the following technical scheme:
a gas detection apparatus comprising:
the box body can be inserted into the containing cavity of the washing machine;
the gas channels are arranged on the box body, and at least part of the gas channels are provided with water injection pipes in a one-to-one correspondence manner;
the plugging piece can open and close the gas channel, and the plugging piece can open the gas channel under the action of gas pressure in the gas channel.
Preferably, the gas box further comprises a plurality of gas grooves which are formed in the box body and are communicated with the gas channels in a one-to-one correspondence mode.
Preferably, a flange is arranged at the upper end of the groove wall of the air groove.
Preferably, the port of the gas channel is arranged at one end of the box body, the port protrudes out of the box body, and the blocking piece is an end cover buckled at the port.
Preferably, the gas channel is arranged at the connection position of a first side wall of the gas tank and the tank bottom of the gas tank, the tank bottom is gradually inclined upwards from the side of the first side wall to the side of a second side wall, and the first side wall and the second side wall are arranged oppositely.
Another object of the present invention is to provide a washing program detecting method for a washing machine, which can improve the detecting efficiency and reduce the detecting cost.
In order to achieve the purpose, the invention adopts the following technical scheme:
a washing program detection method of a washing machine comprises the following steps:
a water inlet pipe of the washing machine is communicated with an aerating device;
running a washing program;
detecting whether a ventilated water injection pipe corresponds to the running washing program.
Preferably, before the step of communicating the water inlet pipe of the washing machine with the air charging device, the method further comprises the following steps:
and inserting the gas detection device into the accommodating cavity of the washing machine, and communicating the gas detection device with the water injection pipe.
Preferably, the gas detection device includes a gas outlet indicator connected to the water filling pipe, and the washing program detection method of the washing machine includes detecting whether the water filling pipe ventilated to the air corresponds to the washing program being operated through the gas outlet indicator.
Preferably, the indicator of giving vent to anger includes the pressure sensor that is used for detecting the interior gas pressure of water injection pipe, or including connect in water injection pipe exit and in the effect of the interior gas pressure of water injection pipe can the rotatory blade, or including detaining to be located the exit of water injection pipe and in the effect of the interior gas pressure of water injection pipe can open the shutoff piece of water injection pipe.
Preferably, the washing programs include a main washing program, a pre-washing program, a sterilizing washing program and a hot water washing program; and sequentially operating the main washing program, the pre-washing program, the disinfection washing program and the hot washing program, and respectively detecting whether the water injection pipes corresponding to the main washing program, the pre-washing program, the disinfection washing program and the hot washing program are ventilated, if so, the washing program is correct, and if not, the washing program is wrong.
The invention has the beneficial effects that: the air detection device is inserted into the containing cavity of the washing machine, and the water inlet pipe of the washing machine is communicated with the air charging device. And (4) running a washing program, and if the washing program is correct, controlling the corresponding electromagnetic valve to be opened by the washing program, and introducing gas into the corresponding water injection pipe. Because at least part of the gas channels are provided with the water injection pipes in one-to-one correspondence, the gas in the specific water injection pipe can enter the corresponding gas channel, and the pressure in the gas channel is increased. The plugging piece can open the gas channel under the action of the gas pressure in the gas channel, so that the corresponding gas groove and the gas channel can be indicated to have gas flowing in, the corresponding electromagnetic valve can be opened by determining the corresponding washing program, and the accuracy of the washing program can be further determined. The structure of the gas detection device can enable the washing program to correspond to the blocking piece one by one, and whether the blocking piece is opened or not is judged, so that whether the corresponding washing program is operated or not is visually determined.
The washing program detection method of the washing machine provided by the invention replaces a water detection method with a gas detection method, and water in the washing machine does not need to be wiped after detection is finished, so that the detection efficiency is improved, the detection cost is reduced, meanwhile, the breeding of bacteria caused by residual water in the washing machine is avoided, and the safety and the health of a user are ensured.
Drawings
Fig. 1 is a partial structural schematic view of a washing machine according to a first embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a gas detection device according to an embodiment of the present invention;
FIG. 3 is a schematic structural view of a gas detection device without a blocking member according to an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a gas detection device provided with a plugging member according to an embodiment of the present invention;
FIG. 5 is a cross-sectional view of a gas detection device in a first position according to an embodiment of the present invention;
FIG. 6 is a cross-sectional view of a gas detection device in a second position in accordance with an embodiment of the present invention;
fig. 7 is a cross-sectional view of a third position of a gas detection device according to an embodiment of the present invention.
In the figure:
1. a box body; 11. inserting edges;
2. an air tank; 21. a flange; 22. a first side wall; 23. a second side wall; 24. a first gas tank; 25. a second gas tank; 26. a third gas tank; 27. a fourth gas tank;
3. a gas channel; 31. a first gas passage; 32. a second gas passage; 33. a third gas passage; 34. a fourth gas channel; 341. an inclined section; 342. a horizontal segment;
4. a blocking piece; 5. connecting grooves;
10. an accommodating cavity; 20. and (4) a slot.
Detailed Description
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not to be construed as limiting the invention. It should be further noted that, for the convenience of description, only some but not all of the features relevant to the present invention are shown in the drawings.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected" and "connected" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral part; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
Example one
The embodiment provides a gas detection device for whether correct is detected washing machine's washing procedure, but not limited to this, can also be used for detecting whether smooth and easy with the inlet tube circulation of the water injection pipe of washing machine or other electrical apparatus, with improvement detection efficiency, reduce the detection cost, avoid remaining water and bacterial growing in the washing machine simultaneously, ensure user's safety. The present embodiment will be described by taking an example in which the gas detection device is used to detect whether the washing process of the washing machine is correct.
The washing machine is provided with various washing courses. As shown in fig. 1, the washing machine includes a receiving chamber 10, a drop box (not shown) placed in the receiving chamber 10, a water inlet pipe (not shown), and a plurality of water injection pipes (not shown). The water inlet of the water inlet pipe extends out of the outer side of the washing machine and is connected with the water faucet, the water inlet of the water injection pipe is connected with the water outlet of the water inlet pipe, and the water outlet of the water injection pipe extends into the washing machine and injects water into the accommodating cavity 10. The accommodating chamber 10 has an opening into which the drop box is inserted, and water in the water injection pipe flows into the washing machine through the drop box.
Each water injection pipe is provided with an electromagnetic valve (not shown in the figure), the electromagnetic valve on each water injection pipe corresponds to a washing program, and the corresponding electromagnetic valve can be controlled to be opened or closed by one washing program so as to control the opening and closing of the water injection pipe. Before the washing machine leaves a factory, whether the corresponding electromagnetic valve can be opened or not after a certain program is opened needs to be detected so as to ensure the accuracy of the washing program.
As shown in fig. 1 to 4, the gas detection device provided in this embodiment includes a box body 1, a plurality of gas grooves 2, a plurality of gas channels 3, and a blocking member 4.
The box body 1 can be inserted into the containing cavity 10 of the washing machine. Preferably, the box body 1 is provided as a drawer type, and the edge of the box body 1 is provided with a plugging edge 11, and the plugging edge 11 can be inserted into the slot 20 of the accommodating cavity 10. Gas tank 2 is seted up on box body 1, and at least partial gas tank 2 one-to-one has the water injection pipe, and when the solenoid valve of a certain water injection pipe was opened, gas passed through the water injection pipe and got into corresponding gas tank 2 in, can lead to the gas pressure increase in the corresponding gas tank 2. The gas channels 3 are arranged on the box body 1, and the gas channels 3 are respectively communicated with the gas grooves 2 in a one-to-one correspondence manner. Preferably, the gas channel 3 is a structure with closed circumference and two open ends, and one end of the gas channel is communicated with the gas groove 2, and the other end extends to the end of the box body 1. The quantity of shutoff piece 4 is the same with gas passage 3's quantity, and shutoff piece 4 sets up with gas passage 3 one-to-one, and gas passage 3 can be opened and close to shutoff piece 4, and gas passage 3 can be opened under the gas pressure effect of shutoff piece 4 in gas passage 3. The gas tank 2 and the gas channel 3 may be provided in one piece, or two or more pieces may be provided. For a specific washing machine, the number of the gas tanks 2 and the gas channels 3 should be greater than or equal to the number of the water injection pipes, so that each water injection pipe can correspond to one gas tank 2 and one gas channel 3, and one gas tank 2 and one gas channel 3 only correspond to one water injection pipe or do not correspond to one water injection pipe. Preferably, the gas tank 2 and the gas channel 3 are arranged in one-to-one correspondence with the water injection pipes.
When detecting whether the washing program of the washing machine is correct, the air detection device is inserted into the accommodating cavity 10 of the washing machine, and the water inlet pipe of the washing machine is communicated with the air charging device, for example, the air charging device can be an air pump. And (4) running a washing program, and if the washing program is correct, controlling the electromagnetic valve on the corresponding water injection pipe to be opened by the washing program, and introducing gas into the corresponding water injection pipe. Since each water filling pipe of the washing machine corresponds to one gas tank 2, gas in a specific water filling pipe enters into the corresponding gas tank 2. Since one gas passage 3 communicates with one gas tank 2, the gas in the gas tank 2 flows into the gas passage 3, and causes an increase in pressure in the gas passage 3. Because the plugging piece 4 can open the gas channel 3 under the action of the gas pressure in the gas channel 3, the corresponding gas groove 2 and the gas channel 3 can be indicated to have gas flowing in, and therefore the corresponding washing program can be determined, the corresponding electromagnetic valve can be opened, and the accuracy of the washing program can be further determined.
The structure of the gas detection device provided by the embodiment can enable the washing program to correspond to the blocking piece 4 one by one, and whether the blocking piece 4 is opened or not is judged, so that whether the corresponding washing program is operated or not is intuitively judged. The gas detection device can enable the washing machine to be detected in a gas detection mode, the gas detection mode replaces an original water detection mode, detection cost and labor cost are saved, the clothes machine can be always in a dry state before being used by a user, and safer and healthier use experience is provided for the user.
In other embodiments, the gas detection device may not include the gas tank 2, but the gas channels 3 are directly communicated with the water injection pipes, and at least some of the gas channels 3 have one-to-one corresponding water injection pipes.
As shown in fig. 2, the upper end of the wall of the air groove 2 is provided with a flange 21, so that the upper end of the wall of the air groove 2 can be attached to the top wall of the accommodating chamber 10. In order to further improve the sealing between the gas detection device and the accommodating cavity 10, an elastic layer is arranged on the flange 21.
As shown in fig. 4, a port of the gas channel 3 is provided at one end of the cartridge body 1, and a blocking member 4 is provided at the port. Preferably, the port protrudes from the box body 1, and the blocking piece 4 is an end cover buckled on the port. The end cover has simple structure and low cost. Of course, the closing member 4 may be any member that can open and close the gas passage 3.
As shown in fig. 5, the gas channel 3 is disposed at the connection between the first sidewall 22 of the gas tank 2 and the bottom of the gas tank 2, the bottom of the gas tank is disposed to be gradually inclined upward from the side of the first sidewall 22 to the side of the second sidewall 23, and the first sidewall 22 is disposed opposite to the second sidewall 23. The groove bottom is obliquely arranged, so that on one hand, the volume of the gas groove 2 can be reduced as much as possible, and the plugging piece 4 can more sensitively detect that gas is filled in the gas groove 2; on the other hand, the gas channel 3 can be conveniently arranged. Of course, in other embodiments, the groove bottom can also be horizontally arranged.
As shown in fig. 2, 5 and 6, the air tank 2 includes a first air tank 24 and a second air tank 25 which are provided at an interval in a first direction (W direction shown in fig. 2). The gas passage 3 includes a first gas passage 31 communicating with the first gas groove 24 and a second gas passage 32 communicating with the second gas groove 25. In order to facilitate the one-to-one arrangement of the gas grooves 2 and the gas channels 3, the depth of the second gas grooves 25 is greater than that of the first gas grooves 24, and the second gas channels 32 are located below the first gas channels 31, so that the first gas channels 31 are only communicated with the first gas grooves 24, and the second gas channels 32 are only communicated with the second gas grooves 25.
It will be understood, of course, that when the groove bottom is inclined, the position of the gas groove 2 close to the first side wall 22 is the maximum depth position of the gas groove 2, and in this case, the second gas channel 32 can be located below the first gas channel 31 as long as the maximum depth of the second gas groove 25 is greater than the maximum depth of the first gas groove 24.
As shown in fig. 2 and 7, the air grooves 2 may further include a third air groove 26, and the third air groove 26 is spaced from the first air groove 24 in the second direction (the H direction shown in fig. 2). The gas channel 3 further includes a third gas channel 33, and the first gas channel 31 and the third gas channel 33 are arranged at intervals in the second direction. The first direction and the second direction are disposed at an angle, in this embodiment, the first direction and the second direction are perpendicular, and in other embodiments, the first direction and the second direction may also be disposed at other angles.
In this embodiment, the air tank 2 may further include a fourth air tank 27. The first air groove 24 and the fourth air groove 27 are respectively arranged at two opposite sides of the second air groove 25, and the fourth air groove 27 is also arranged at one side of the third air groove 26 along the first direction.
Further, since the distance between the water injection pipe corresponding to the fourth air tank 27 and the water injection pipe corresponding to the second air tank 25 is large, in order to reduce the volume of the fourth air tank 27, the connection groove 5 is further provided between the fourth air tank 27 and the second air tank 25, and the connection groove 5 is not communicated with other air tanks 2.
The gas channel 3 further comprises a fourth gas channel 34. In order to space the fourth gas channel 34 from the other gas channels 3, the fourth gas channel 34 includes an inclined section 341 and a horizontal section 342, the inclined section 341 extends from the side of the fourth gas groove 27 to the side of the second gas groove 25 and is inclined from top to bottom, one end of the inclined section 341 is communicated with the fourth gas groove 27, and the other end is communicated with the horizontal section 342. The provision of the inclined section 341 makes it possible to avoid the fourth gas passage 34 from the other gas passages 3, and it is possible to eliminate the need to increase the depth of the fourth gas groove 27.
In other embodiments, the gas detection device may include only the first gas tank 24 and the second gas tank 25, only the first gas tank 24, the second gas tank 25 and the third gas tank 26, or only the first gas tank 24, the second gas tank 25 and the fourth gas tank 27, although one gas tank 2 or five or more gas tanks 2 may be provided as required. The arrangement of the gas tanks 2 is not limited to the above arrangement, and each water injection pipe may correspond to one gas tank 2, and one gas tank 2 may correspond to only one water injection pipe or may not correspond to a water injection pipe.
Example two
The embodiment provides a washing program detection method of a washing machine, which can be used for detecting by using the gas detection device in the first embodiment, and can also be used for detecting by using other gas detection devices, so that the detection efficiency is improved, and the detection cost is reduced.
The washing program detecting method for washing machine includes the following steps:
a water inlet pipe of the washing machine is communicated with an aerating device; specifically, the inflator may be an air pump or the like. The air charging device replaces a water supply device during water detection, the air charging device is respectively communicated with each water injection pipe, and when the electromagnetic valve of one water injection pipe is opened, air provided by the air charging device can enter the water injection pipe.
Operating a washing program; in particular, all wash programs are run in sequence, ensuring that each wash program is detected.
And detecting whether the ventilated water injection pipe corresponds to the running washing program. If the ventilated water injection pipe corresponds to the running washing program, the washing program is correct; if the water injection pipe does not correspond to the water injection pipe or the water injection pipe does not exist, the washing program is wrong. Whether the washing program is correct can be detected only by detecting whether gas is sprayed out of the water injection pipe, and the detection method is simple and convenient to operate.
In the present embodiment, the washing process includes a main washing process, a pre-washing process, a sterilizing washing process, and a hot water washing process. Opening the washing machine, sequentially operating a main washing program, a pre-washing program, a disinfecting washing program and a hot washing program, and respectively detecting whether water injection pipes corresponding to the main washing program, the pre-washing program, the disinfecting washing program and the hot washing program are ventilated, if so, the washing program is correct, and the washing machine can enter the next detection program; if not, the washing program is wrong, and the washing program needs to be stopped and reset.
Before the water inlet pipe of the washing machine is communicated with the air charging device, the method also comprises the following steps:
the gas detection device is inserted into the containing cavity 10 of the washing machine and is communicated with the water injection pipe.
Specifically, the gas detection device comprises a gas outlet indicator connected with the water injection pipe, and the washing program detection method of the washing machine comprises the step of detecting whether the ventilated water injection pipe corresponds to the running washing program or not through the gas outlet indicator.
If the air outlet indicator comprises a pressure sensor for detecting the pressure of the air in the water filling pipe, the pressure sensor can detect the pressure increase in the water filling pipe when the water filling pipe is ventilated. Or the air outlet indicator comprises a blade connected to the outlet of the water injection pipe, and when the water injection pipe is ventilated, the blade rotates under the action of gas pressure to indicate that gas is sprayed out of the water injection pipe. Or the air outlet indicator comprises a plugging piece 4 buckled at the outlet of the water injection pipe, and the plugging piece 4 can open the water injection pipe under the action of the gas pressure in the water injection pipe. Further, the blocking member 4 may be directly fastened to the outlet of the water injection pipe, or may be indirectly fastened to the nozzle of the water injection pipe through the gas passage 3 as shown in the first embodiment. Detecting whether the plugging piece 4 corresponding to the running washing program opens the gas channel 3, if the running washing program opens the corresponding plugging piece 4, indicating that the washing program is correct; if the washing program being run does not open the corresponding closure 4, a washing program error is indicated.
The washing machine washing program detection method provided by the embodiment ventilates the washing machine, so that the washing machine does not need to be cleaned after the detection is finished, the detection efficiency is improved, the detection cost is reduced, the bacterial breeding caused by residual water in the washing machine is avoided, and the safety and the health of a user are ensured.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. This need not be, nor should it be exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (9)
1. A gas detection device, comprising:
the box body (1) can be inserted into an accommodating cavity (10) of the washing machine;
the gas channels (3) are arranged on the box body (1), and at least part of the gas channels (3) are provided with water injection pipes in a one-to-one correspondence manner;
the plugging piece (4) can open and close the gas channel (3) and communicate a water inlet pipe of the washing machine with the inflating device, and the plugging piece (4) can open the gas channel (3) under the action of gas pressure in the gas channel (3);
the gas detection device comprises a gas outlet indicator connected with the water injection pipe, and the gas outlet indicator detects whether the ventilated water injection pipe corresponds to the running washing program or not.
2. The gas detection device according to claim 1, further comprising a plurality of gas tanks (2) arranged on the box body (1), wherein the gas tanks (2) are respectively communicated with the gas channels (3) in a one-to-one correspondence manner.
3. Gas detection device according to claim 2, characterized in that the upper end of the wall of the gas tank (2) is provided with a flange (21).
4. Gas detection device according to claim 1, wherein a port of the gas channel (3) is provided at one end of the cartridge body (1), the port protrudes from the cartridge body (1), and the closure (4) is an end cap fastened to the port.
5. Gas detection device according to claim 2, wherein the gas channel (3) is arranged at the connection of a first side wall (22) of the gas tank (2) and a tank bottom of the gas tank (2), which tank bottom is arranged obliquely upwards from the side of the first side wall (22) to the side of a second side wall (23), the first side wall (22) being arranged opposite to the second side wall (23).
6. A washing program inspection method of a washing machine using an air detection device according to any one of claims 1 to 5, comprising the steps of:
inserting an air detection device into an accommodating cavity (10) of the washing machine, and communicating the air detection device with the water injection pipe;
communicating a water inlet pipe of the washing machine with the air charging device;
running a washing program;
detecting whether a ventilated water injection pipe corresponds to the running washing program.
7. The washing machine washing program detecting method of claim 6, wherein the gas detecting device includes an air out indicator connected to the water filling pipe, and the washing machine washing program detecting method includes detecting whether the water filling pipe ventilated corresponds to the washing program being operated through the air out indicator.
8. The washing machine washing program detecting method of claim 7, wherein the air outlet indicator includes a pressure sensor for detecting a gas pressure in the water filling pipe, or includes a blade connected to an outlet of the water filling pipe and rotatable under the gas pressure in the water filling pipe, or includes a blocking member (4) fastened to the outlet of the water filling pipe and openable under the gas pressure in the water filling pipe.
9. The washing machine washing course detecting method of any one of claims 6 to 8, wherein the washing course includes a main washing course, a pre-washing course, a sterilizing washing course, and a hot washing course; and sequentially operating the main washing program, the pre-washing program, the disinfection washing program and the hot washing program, and respectively detecting whether the water injection pipes corresponding to the main washing program, the pre-washing program, the disinfection washing program and the hot washing program are ventilated, if so, the washing program is correct, and if not, the washing program is wrong.
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| CN201910063118.1A CN111473982B (en) | 2019-01-23 | 2019-01-23 | Gas detection device and washing program detection method for washing machine |
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| CN201910063118.1A CN111473982B (en) | 2019-01-23 | 2019-01-23 | Gas detection device and washing program detection method for washing machine |
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