CN218074915U - Humidity measurement exhaust assembly suitable for cleaning machine - Google Patents

Abstract

A humidity measuring exhaust assembly suitable for a cleaning machine is characterized in that an air inlet and an exhaust port are formed in an exhaust shell, an exhaust channel is formed in the exhaust shell, a fan is installed in the exhaust channel, an exhaust tail pipe is installed at the exhaust port, the inside of the exhaust tail pipe is divided into a first exhaust channel and a second exhaust channel, an air valve mechanism switches an inlet of one of the first exhaust channel and the second exhaust channel to be communicated with the exhaust port, and a humidity sensor is installed in the first exhaust channel or the second exhaust channel. This blast gate mechanism suitable for cleaning machine exhaust assembly opens the exhaust passage at humidity transducer place, and humidity transducer can detect cleaning machine cavity humidity, and when opening another exhaust passage, it is normally clean dry passageway to correspond, and the hot humid air is outside this exhaust passage direct discharge chamber, in addition, through installing humidity transducer in tail pipe's exit, can also realize the two-way intellectual detection system of cavity and the outer ambient humidity of chamber.

Description

Humidity measurement exhaust assembly suitable for cleaning machine

Technical Field

The utility model relates to a cleaning equipment especially relates to a humidity measurement exhaust subassembly suitable for cleaning machine.

Background

The existing cleaning machine like a dish washing machine generally has a storage function, and part of high-end machine types can even replace part of functions of a disinfection cabinet, so that tableware can be stored for a long time, and the trouble that the tableware needs to be transferred after being washed is avoided. Generally speaking, dish washer comes to control intracavity humidity through hot-blast stoving subassembly, if dry the tableware through hot-blast after washing, if carry out heated air circulation through regularly (chronogenesis + time timing control) under the storage mode, reduce the risk of getting damp again, avoid peculiar smell, bacterial growing etc.. The problems of the hot air drying mode are as follows: firstly, hot air is started to dry at regular intervals (the time sequence is blind), and the hot air drying device cannot adapt to differences and changes brought by different regions, climates and floors; secondly, the regular hot air drying is limited by operations such as power on/off/power plug-in and pull-out, forgetting to set a storage mode, and not knowing how long a set storage period is appropriate (after the storage period is up, a clean storage function needs to be started repeatedly), so that the customer experience is greatly influenced; thirdly, regular hot air drying brings the increase of energy consumption, but drying efficiency is on the low side, and the condition when humidity increases can't be aimed at accurately, and the very big weather of getting damp of humidity can't satisfy stoving demand and condition again. Therefore, the function of intelligently adjusting the humidity in the cavity of the cleaning machine needs to be designed, so that the humidity in the cavity is controlled in a range suitable for storing tableware, energy conservation and emission reduction can be realized to a greater extent, and pain points such as forgetting to set a storage mode, and not knowing how long to set a storage period (repeatedly starting a clean storage function after the storage period expires) due to operations such as switching on and off, plugging in and out a power supply and the like are solved.

The surface of the humidity sensor probe is provided with a film structure, and the humidity sensor probe can penetrate air with high humidity and can block partial water drops and water mist, but the defects of accuracy reduction, condensed water collection and the like exist under a long-time high-humidity state. The humidity sensor is arranged in a high-humidity area where air does not flow, so that the adverse phenomena of accuracy reduction, condensed water collection and the like are easily caused, and a certain air flowing or isolating mechanism is required to improve the working condition stability and reliability of the humidity sensor. In addition, the humidity that current exhaust assembly's humidity detected the structure and hardly compromises the outside humidity condition of intracavity chamber in step, and the outside humidity of chamber will influence the dry degree of intracavity to a great extent.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the first technical problem to provide a measuring channel can independently open to above-mentioned prior art current situation, and the more stable wet exhaust subassembly that is applicable to of test condition is applicable to the cleaning machine.

The utility model aims to solve the second technical problem to above-mentioned prior art current situation, provide one kind can carry out the wet exhaust subassembly that is applicable to the cleaning machine of bidirectional detection to cleaning machine cavity internal humidity and outer ambient humidity in chamber.

The utility model provides a technical scheme that above-mentioned first technical problem adopted does: this wet exhaust subassembly of survey suitable for cleaning machine, including the exhaust shell, be equipped with air inlet and gas vent on the exhaust shell, be formed with the exhaust passage of intercommunication air inlet and gas vent in the exhaust shell is inside install the fan in the exhaust passage exhaust tail pipe, its characterized in that are installed to the gas vent: the inside separation of tail pipe is first exhaust passage and second exhaust passage the blast gate mechanism is installed to the gas vent, blast gate mechanism switches the entry and the gas vent of one of them exhaust passage in first exhaust passage and the second exhaust passage and is linked together first exhaust passage or second exhaust passage internally mounted have humidity transducer.

Preferably, the interior of the tail pipe is divided into the first exhaust passage and the second exhaust passage by a vertical partition bar.

Further preferably, the vertical division bar is arranged in the middle of the tail pipe. Thus, the exhaust gas volumes of the first exhaust passage and the second exhaust passage are the same.

The blast gate mechanism can have multiple structures, preferably, the blast gate mechanism includes motor, valve block supporting seat and valve block, the motor is installed on the outer wall of exhaust shell, and inside the drive shaft of motor stretched into the exhaust shell, the valve block supporting seat was located in the middle of the gas vent, the valve block supports and installs on the valve block supporting seat in driving epaxially. Like this, under the drive of motor, the valve block can be controlled to the rotation, and then opens first exhaust passage or second exhaust passage.

The utility model provides a technical scheme that above-mentioned second technical problem adopted does: this wet-measuring exhaust assembly suitable for cleaning machine, humidity transducer installs in the export of first exhaust passage or the export of second exhaust passage. Like this, can realize the two-way detection of cavity and the external environment humidity of chamber, when standing at ordinary times, what humidity transducer detected is the external environment humidity of chamber, when exhaust fan operation and from inside to outside when bleeding, humidity transducer detected is the humidity value of intracavity.

Humidity transducer can have multiple mounting structure, preferably, tail pipe's exit end has the portion of bending of upwards bending, the upper surface of the portion of bending is equipped with the mounting groove, humidity transducer installs in the mounting groove, and humidity transducer's detection face is inside towards first exhaust passage or inside the second exhaust passage.

Further preferably, the upper side wall and the lower side wall of the mounting groove are both provided with supporting blocks in an inward protruding mode, the humidity sensor is supported on the supporting blocks, and the upper edge of the mounting groove is provided with a buckle used for clamping the humidity sensor. Like this, humidity transducer puts into the mounting groove, just accomplishes the installation with the buckle chucking, and it is very convenient to install.

In order to prevent invasion and initiation short circuit risk behind the sensor probe steam condensation, install the air current in the internal channel of the portion of bending at humidity transducer place and keep off the muscle, the air current keeps off the muscle and locates the below of the supporting shoe of lateral wall on the mounting groove it has the exhaust hole to open on the muscle to keep off the air current.

Preferably, the blower is provided in a midstream region of the exhaust passage to divide the exhaust passage into an upper exhaust passage and a lower exhaust passage.

The upper exhaust channel and the lower exhaust channel can have various different structures, preferably, the air inlet is arranged right above the fan, the upper exhaust channel is a U-shaped channel, and the lower exhaust channel is an S-shaped channel.

In order to facilitate installation of the fan and the air valve mechanism, the exhaust shell comprises a lower shell and an upper shell which are detachably connected with each other, the air inlet is formed in the lower shell, and the tail parts of the lower shell and the upper shell are combined to form the exhaust port.

Compared with the prior art, the utility model has the advantages of: the exhaust component suitable for the cleaning machine divides the interior of the exhaust tail pipe into a first exhaust channel and a second exhaust channel, the humidity sensor is installed in one exhaust channel, when the exhaust channel where the humidity sensor is located is opened by the air valve mechanism, the humidity sensor can detect the humidity of a cleaning machine cavity, when the other exhaust channel is opened, the humidity sensor corresponds to a normal cleaning and drying channel, damp and hot air is directly exhausted out of the cavity through the exhaust channel, in addition, the humidity sensor is installed at the outlet of the exhaust tail pipe and can be in direct contact with external air, when the whole body stands still, the humidity feedback signal of the humidity sensor can represent the humidity value level of the environment and can be used for predicting the 'moisture regain' weather, the generation of the moisture regain phenomenon in the cavity can be prevented in advance through optimization of a combination program, the dryness of the cavity is improved, when the exhaust fan runs and sucks air from the inside to the outside, the humidity value in the cavity is detected by the humidity sensor, and therefore bidirectional intelligent detection of the humidity of the environment outside the cavity and the cavity is realized.

Drawings

Fig. 1 is a schematic structural diagram of an exhaust assembly according to an embodiment of the present invention;

FIG. 2 is a schematic view of the exhaust assembly of FIG. 1 at another angle;

FIG. 3 is an exploded schematic view of the exhaust assembly of FIG. 1;

FIG. 4 is a further exploded schematic view of the exhaust assembly of FIG. 1;

fig. 5 is a schematic structural view of the humidity measuring channel according to the embodiment of the present invention;

fig. 6 is a schematic structural view of the humidity measuring channel according to the embodiment of the present invention;

FIG. 7 is an enlarged view of portion A of FIG. 3;

fig. 8 is an enlarged schematic view of a portion B in fig. 4.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

As shown in fig. 1 to 3, the humidity measuring and exhausting assembly suitable for the cleaning machine of the present embodiment includes an exhausting casing 1, the exhausting casing 1 includes a lower casing 11 and an upper casing 12 detachably connected to each other, an air inlet 13 is disposed on the lower casing 11, tail portions of the lower casing 11 and the upper casing 12 are combined to form an air outlet 14, and an exhausting passage communicating the air inlet 13 and the air outlet 14 is formed inside the exhausting casing 1. The air inlet 13 is used for communicating the opening of the inner container or the inner door of the cleaning machine, and the air inlet 13 is an air suction opening.

As shown in fig. 4, a fan 2 is installed inside the exhaust casing 1, a fan installation cavity 17 is formed in the lower casing 11, the fan 2 is installed in the fan installation cavity 17, an upper fan cover 21 is arranged on the upper casing 12, and the upper fan cover 21 is fixedly connected with the lower casing 11 and the upper casing 12. The fan 2 is provided in the midstream region of the exhaust passage to divide the exhaust passage into an upper exhaust passage 15 and a lower exhaust passage 16. The air inlet 13 is arranged right above the fan 2, the upper exhaust channel 15 is a U-shaped channel, and the lower exhaust channel 16 is an S-shaped channel.

As shown in fig. 5 and 6, a tail pipe 4 is attached to the exhaust port 14 of the exhaust housing 1, and the tail pipe 4 is fitted to the exhaust housing 1. The tail pipe 4 is a double-channel structure, the interior of the tail pipe 4 is divided into a first exhaust channel 41 and a second exhaust channel 42 through a vertical division bar 40, and the vertical division bar 40 is arranged in the middle of the tail pipe 4, namely the width of the first exhaust channel 41 is equal to that of the second exhaust channel 42. An air valve mechanism 3 is further installed at the exhaust port 14, and the air valve mechanism 3 is used for switching the air passage, that is, switching the inlet of one of the first exhaust passage 41 and the second exhaust passage 42 to communicate with the exhaust port 14. As shown in fig. 4, the air valve mechanism 3 of this embodiment includes a motor 31, a valve sheet support seat 32 and a valve sheet 33, the motor 31 is installed on the outer wall of the exhaust casing 1, a driving shaft of the motor 31 extends into the exhaust casing 1, the valve sheet support seat 32 is located in the middle of the exhaust port 14, and the valve sheet 33 is supported on the valve sheet support seat 32 and installed on the driving shaft. The valve plate 33 can rotate left and right under the driving of the motor 31, so that the first exhaust channel 41 or the second exhaust channel 42 is opened, and the air channel switching is realized.

As shown in fig. 5 and 6, the humidity sensor 5 is installed in the second exhaust passage 42, particularly, at the outlet of the second exhaust passage 42. The outlet end of tail pipe 4 has the portion of bending 43 of bending upwards, and the upper surface of the portion of bending 43 is equipped with mounting groove 6, and humidity transducer 5 installs in mounting groove 6.

As shown in fig. 7 and 8, the upper and lower sidewalls of the mounting groove 6 are both provided with a supporting block 61 protruding inward, the supporting block 61 is used as a mounting bracket, when mounting, the humidity sensor 5 is firstly placed in the mounting groove 6 and supported on the supporting block 61, and then the humidity sensor 5 is clamped by the buckle 62 on the upper edge of the mounting groove 6. After the installation, beat to glue the processing to the installation gap, realize exhaust assembly's sealed to prevent that steam is excessive. And, the probe face of humidity transducer 5 is towards inside the exhaust passage to remain the slant downwards all the time, see fig. 7, effectively prevented the convergence of comdenstion water, dripped into to reduce the short circuit risk.

Because humidity transducer 5's detection face should not adhere to a large amount of comdenstions for a long time, firstly influence easily and detect the precision, secondly there is the short circuit risk, consequently, this embodiment installs the air current at second exhaust passage 42's exit end and keeps off muscle 7, and this air current keeps off muscle 7 and is located humidity transducer 5 place inside channel of the portion of bending 43. The airflow blocking rib 7 is arranged below the supporting block 61 on the upper side wall of the mounting groove 6, and an exhaust hole 71 is formed in the airflow blocking rib 7. The air current keeps off muscle 7 on the one hand can let a small amount of gas pass through, and on the other hand plays the effect of initiative condensation in advance, and the comdenstion water landing after assembling here avoids direct gathering 5 surface groove departments of humidity transducer and causes the interference to the detection effect, and then improves and detect precision and reliability.

As shown in fig. 5, the motor 41 drives the valve plate 43 to deflect leftward, the first exhaust passage 41 is closed, the second exhaust passage 42 is opened, under the action of the fan 2, negative pressure is formed in the air duct inside the fan 2, air in the cavity of the cleaning machine is drawn into the exhaust housing 1 through the air inlet 13, and is finally exhausted outward through the second exhaust passage 42 of the tail pipe 4, and in the process that the air flows through the second exhaust passage 42, the air flow covers the probe area of the humidity sensor 5, so that the humidity value is detected.

As shown in fig. 6, the motor 41 drives the valve plate 43 to deflect right, the first exhaust channel 41 is opened, the second exhaust channel 42 is closed, and at this time, the hot and humid air in the cleaning machine cavity is sucked into the exhaust casing 1 through the air inlet 13 and is finally directly exhausted out of the cavity through the first exhaust channel 41 of the exhaust tail pipe 4 corresponding to the normal cleaning and drying channel.

The humidity sensor 5 of the present embodiment is disposed near the outlet end, i.e., the distal end, of the tail pipe 4, and thus may directly contact the outside air. When the whole body is in standing, the humidity sensor 5 detects the humidity of the environment outside the cavity (namely the humidity around the cabinet or the humidity of the environment in the kitchen), the humidity feedback signal of the humidity sensor 5 can represent the humidity value level of the environment, the humidity feedback signal can be used for predicting the 'moisture regain' weather, the occurrence of the phenomenon of moisture regain inside the cavity can be prevented in advance by combining program optimization, and the dryness of the cavity is improved. When the fan 2 is running and air is drawn from inside to outside, the humidity sensor 5 detects the humidity value in the cleaning machine cavity. Thus, a bi-directional detection of the humidity inside the cavity and the humidity of the environment outside the cavity may be achieved.

Directional terms such as "front", "rear", "upper", "lower", "left", "right", "side", "top", "bottom", and the like are used in the description and claims of the present invention to describe various example structural portions and elements of the present invention, but these terms are used herein for convenience of description only and are determined based on example orientations shown in the drawings. Because the disclosed embodiments may be arranged in different orientations, these directional terms are for illustrative purposes only and should not be construed as limiting, and for example, "upper" and "lower" are not necessarily limited to orientations opposite or consistent with the direction of gravity.

Claims (12)

1. The utility model provides a wet-measuring exhaust subassembly suitable for cleaning machine, includes exhaust casing (1), be equipped with air inlet (13) and gas vent (14) on exhaust casing (1), be formed with the exhaust passage of intercommunication air inlet (13) and gas vent (14) inside exhaust casing (1) install fan (2) in the exhaust passage exhaust tail pipe (4), its characterized in that are installed in gas vent (14): the interior partition of tail pipe (4) is first exhaust passageway (41) and second exhaust passageway (42) blast gate mechanism (3) are installed to gas vent (14), blast gate mechanism (3) switch one of them exhaust passageway's in first exhaust passageway (41) and second exhaust passageway (42) entry and gas vent (14) are linked together first exhaust passageway (41) or second exhaust passageway (42) internally mounted has humidity transducer (5).

2. The moisture sensing exhaust assembly adapted for use in a cleaning machine of claim 1, wherein: the interior of the tail pipe (4) is divided into a first exhaust channel (41) and a second exhaust channel (42) through a vertical division bar (40).

3. The moisture sensing exhaust assembly adapted for use in a cleaning machine of claim 2, wherein: the vertical division bar (40) is arranged in the middle of the tail pipe (4).

4. The moisture sensing exhaust assembly adapted for use in a cleaning machine of claim 1, wherein: blast gate mechanism (3) include motor (31), valve block supporting seat (32) and valve block (33), motor (31) are installed on the outer wall of exhaust shell (1), and the drive shaft of motor (31) stretches into inside exhaust shell (1), valve block supporting seat (32) are located in the middle of gas vent (14), valve block (33) support and are in on valve block supporting seat (32) and install in drive epaxial.

5. A moisture measuring exhaust assembly suitable for use in a cleaning machine according to any one of claims 1 to 4 wherein: the humidity sensor (5) is installed at an outlet of the first exhaust passage (41) or an outlet of the second exhaust passage (42).

6. The moisture sensing exhaust assembly for a washing machine as recited in claim 5, wherein: the outlet end of tail pipe (4) has the portion of bending (43) of upwards bending, the upper surface of the portion of bending (43) is equipped with mounting groove (6), install humidity transducer (5) in mounting groove (6), and the detection face of humidity transducer (5) is inside towards first exhaust passage (41) or inside second exhaust passage (42).

7. The moisture sensing exhaust assembly adapted for use in a cleaning machine of claim 6, wherein: the upper side wall and the lower side wall of the mounting groove (6) are both provided with supporting blocks (61) in an inward protruding mode, the humidity sensor (5) is supported on the supporting blocks (61), and the upper edge of the mounting groove (6) is provided with a buckle (62) used for clamping the humidity sensor (5).

8. The moisture sensing exhaust assembly adapted for use in a cleaning machine of claim 7 wherein: install air current in the inner channel of the portion of bending (43) in humidity transducer (5) place and keep off muscle (7), air current keeps off muscle (7) and locates the below of supporting shoe (61) of lateral wall on mounting groove (6) it has exhaust hole (71) to open on muscle (7) to keep off the air current.

9. The moisture sensing exhaust assembly adapted for use in a cleaning machine of claim 1, wherein: the fan (2) is arranged in the midstream area of the exhaust passage to divide the exhaust passage into an upper exhaust passage (15) and a lower exhaust passage (16).

10. The moisture sensing exhaust assembly adapted for use in a cleaning machine of claim 9 wherein: the air inlet (13) is arranged right above the fan (2), the upper exhaust channel (15) is a U-shaped channel, and the lower exhaust channel (16) is an S-shaped channel.

11. The moisture sensing exhaust assembly adapted for use in a cleaning machine of claim 1, wherein: exhaust shell (1) is including casing (11) and last casing (12) down that can dismantle the connection each other, air inlet (13) are located down on casing (11), the afterbody of casing (11) and last casing (12) is closed and is formed with down exhaust port (14).

12. The moisture sensing exhaust assembly adapted for use in a cleaning machine of claim 11 wherein: be equipped with fan installation cavity (17) on casing (11) down, install in fan installation cavity (17) fan (2), be equipped with fan upper cover (21) on going up casing (12), fan upper cover (21) are connected fixedly with casing (11), last casing (12) down.

Images