CN218738857U - Automatic opening and closing device for air duct of dish washing machine - Google Patents
Automatic opening and closing device for air duct of dish washing machine Download PDFInfo
- Publication number
- CN218738857U CN218738857U CN202223078579.2U CN202223078579U CN218738857U CN 218738857 U CN218738857 U CN 218738857U CN 202223078579 U CN202223078579 U CN 202223078579U CN 218738857 U CN218738857 U CN 218738857U
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- switch
- separation blade
- casing
- fan
- counter weight
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Abstract
The utility model discloses a dish washer wind channel automatic switch device, which comprises a housin, the one end of casing is equipped with the fan, the other end of casing is equipped with the air outlet that is linked together with the dish washer inner bag, be equipped with the switch separation blade in the casing, the first end of switch separation blade is equipped with the counter weight shell, install the balancing weight in the counter weight shell, the articulated shaft is worn to be equipped with by the juncture of switch separation blade and counter weight shell, articulated shaft and switch separation blade normal running fit, the tip and the casing fixed connection of articulated shaft, the second end of switch separation blade is equipped with spacing portion, the inner wall of casing is formed with the department of support, spacing portion butt is close to the one end of air outlet in the portion of support, when the electricity rotates on the fan, the gravity of counter weight shell and balancing weight is overcome to the air current that orders about the switch separation blade, make the air current blow by the air outlet to in the dish washer inner bag. The utility model discloses can realize automatic opening and shutting more reliably, better satisfy the application requirement.
Description
Technical Field
The utility model relates to a dish washer especially relates to a dish washer wind channel automatic switch device.
Background
After the dish washing machine completes the dish washing operation, the dish in the inner container can be heated by blowing hot air, and for such an organization, please refer to chinese patent publication No. CN207785112U, entitled "hot air device and dish washing machine", in which:
"in the embodiment shown in fig. 1, the airflow baffle 24 is located inside the air inlet portion 21. More specifically, a fixing portion 26 is provided on the side wall of the air flow channel 23 in the air inlet portion 21, a shaft hole 261 is opened in the fixing portion 26, and a rotating shaft 262 is fixed to the side edge of the air flow blocking plate 24, and the rotating shaft 262 is rotatably inserted into the shaft hole 261, so that the air flow blocking plate 24 is rotatably provided in the air inlet portion 21 (see fig. 1). When the fan 25 of the hot air device 20 is turned off, the air flow damper 24 can close the air flow passage 23 in the air inlet portion 21 by its own weight. When the fan 25 of the hot air device 20 is turned on, the airflow generated by the rotation of the fan 25 can blow the airflow baffle 24, so that the airflow baffle 24 can open the airflow channel 23 in the air inlet portion 21. The manner in which the airflow baffle 24 opens and closes the airflow passage 23 is thus simple ".
The airflow baffle plate in the mechanism covers the outlet position of the fan, the opening and closing function is realized only by the gravity of the airflow baffle plate, and the conditions that the airflow baffle plate cannot automatically return and the like are easy to occur under the long-term use condition.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model lies in, to prior art's not enough, provide a dish washer wind channel automatic switch device that can realize automatic opening and shutting more reliably.
In order to solve the technical problem, the utility model adopts the following technical scheme.
The utility model provides a dish washer wind channel automatic switch device, its is including the casing, the one end of casing is equipped with the fan, the other end of casing is equipped with the air outlet that is linked together with the dish washer inner bag, be equipped with the switch separation blade in the casing, the first end of switch separation blade is equipped with the counter weight shell, install the balancing weight in the counter weight shell, the switch separation blade with the juncture of counter weight shell wears to be equipped with the articulated shaft, the articulated shaft with switch separation blade normal running fit, the tip of articulated shaft with casing fixed connection, the second end of switch separation blade is equipped with spacing portion, the inner wall of casing is formed with the department of support, spacing portion butt in the department of support is close to the one end of air outlet, works as when the fan is gone up the electricity and is rotated, the air current that the fan blew overcomes the gravity of counter weight shell and balancing weight, and order about the second end of switch separation blade to the upset of air outlet direction makes the air current by the air outlet blows in to the dish washer inner bag.
Preferably, an electric heater is fixed in the housing and located between the fan and the switch blocking piece.
Preferably, the shell comprises a first shell and a second shell which are fixed in a split mode.
Preferably, the side of the housing is formed with an accommodating cavity protruding outwards, and the weight housing is located in the accommodating cavity.
Preferably, the limiting portion is bent relative to the switch blocking piece, and an included angle between the limiting portion and the switch blocking piece is an obtuse angle.
Preferably, the resisting part is trapezoidal.
The utility model discloses an among the dish washer wind channel automatic switch device, because of the first end of switch separation blade is equipped with counter weight shell and balancing weight, so under the action of gravity of balancing weight, orders about the second end of switch separation blade to the upset of fan direction, until spacing portion butt in the support portion, this moment the switch separation blade will the inside cavity of casing is turn-offed, works as during fan work operation, the air current that the fan blew off is overcome the gravity of counter weight shell and balancing weight orders about the switch separation blade to the upset of air outlet direction, this moment the inside cavity of casing switches on, the air current by blow in the air outlet is to the dish washer inner bag. Compare only rely on airflow baffle self gravity to realize the mechanism of switch among the prior art, the utility model discloses a through addding counter weight shell and balancing weight have improved and have ordered about the stress of switch separation blade upset makes the upset of switch separation blade opens and shuts the action more reliable.
Drawings
FIG. 1 is a first perspective view of an automatic opening and closing device for an air duct of a dishwasher according to the present invention;
FIG. 2 is a first internal structure diagram of the automatic opening and closing device for the air duct of the dishwasher of the present invention;
FIG. 3 is a second perspective view of the automatic opening and closing device for an air duct of a dishwasher of the present invention;
fig. 4 is a second internal structure diagram of the automatic switch device for the air duct of the dishwasher of the present invention.
Detailed Description
The present invention will be described in more detail with reference to the accompanying drawings and examples.
The utility model discloses a dish washer wind channel automatic switch device combines fig. 1 to 4 to show, and it is including casing 1, casing 1's one end is equipped with fan 2, casing 1's the other end is equipped with the air outlet 10 that is linked together with the dish washer inner bag, be equipped with switch separation blade 3 in casing 1, switch separation blade 3's first end is equipped with counter weight shell 30, install the balancing weight in counter weight shell 30, switch separation blade 3 with articulated shaft 31 is worn to be equipped with by counter weight shell 30's juncture, articulated shaft 31 with 3 normal running fit of switch separation blade, articulated shaft 31's tip with casing 1 fixed connection, switch separation blade 3's second end is equipped with spacing portion 32, casing 1's inner wall is formed with stop portion 11, spacing portion 32 butt in stop portion 11 is close to the one end of air outlet 10 works as when fan 2 blows out the electricity and rotates, the air current that fan 2 blown the gravity of counter weight shell 30 and balancing weight, and order about switch separation blade 3's second end to the upset of air outlet 10 direction makes the air current by air outlet 10 blows the dish washer inner bag.
In the structure, because the first end of switch separation blade 3 is equipped with counter weight shell 30 and balancing weight, so under the action of gravity of balancing weight, order about switch separation blade 3 the second end to 2 direction upsets of fan, until spacing portion 32 butt in the department of resist 11, this moment switch separation blade 3 will the inside cavity of casing 1 is turn-offed, works as when fan 2 works the operation, the air current that fan 2 blew out overcomes the gravity of counter weight shell 30 and balancing weight orders about switch separation blade 3 to the upset of air outlet 10 direction, at this moment the inside cavity of casing 1 switches on, and the air current by air outlet 10 blows in to the dish washer inner bag. Compare only rely on airflow baffle self gravity to realize the mechanism of switch among the prior art, the utility model discloses a through addding counter weight shell 30 and balancing weight have improved and have ordered about the stress of switch separation blade 3 upset makes the upset of switch separation blade 3 opens and shuts the action more reliable.
Preferably, an electric heater 4 is fixed in the housing 1, and the electric heater 4 is located between the fan 2 and the switch blade 3.
Referring to fig. 2, regarding the preferred structure of the housing 1, in the present embodiment, the housing 1 includes a first housing 12 and a second housing 13 that are fixed to each other.
In this embodiment, the housing 1 has a side portion formed with an accommodating cavity 14 protruding outward, and the weight housing 30 is located in the accommodating cavity 14. In this embodiment, an independent accommodating cavity 14 is provided to avoid occupying the inner cavity of the housing 1, and meanwhile, the air flow can be prevented from affecting the normal movement of the counterweight housing 30 and the counterweight block.
In order to form the limiting portion 32 conveniently, in this embodiment, the limiting portion 32 is bent relative to the switch blocking piece 3, and an included angle between the limiting portion 32 and the switch blocking piece 3 is an obtuse angle.
In this embodiment, the blocking portion 11 may be integrally formed with the second housing 13, and specifically, the blocking portion 11 is trapezoidal.
The above is only the embodiment of the present invention, and is not intended to limit the present invention, and all modifications, equivalent replacements or improvements made within the technical scope of the present invention should be included within the protection scope of the present invention.
Claims (6)
1. The utility model provides a dish washer wind channel automatic switch device, its characterized in that, including casing (1), the one end of casing (1) is equipped with fan (2), the other end of casing (1) is equipped with air outlet (10) that are linked together with the dish washer inner bag, be equipped with switch separation blade (3) in casing (1), the first end of switch separation blade (3) is equipped with counter weight shell (30), install the balancing weight in counter weight shell (30), switch separation blade (3) with articulated shaft (31) are worn to be equipped with by the juncture of counter weight shell (30), articulated shaft (31) with switch separation blade (3) normal running fit, the tip of articulated shaft (31) with casing (1) fixed connection, the second end of switch separation blade (3) is equipped with spacing portion (32), the inner wall of casing (1) is formed with stop portion (11), spacing portion (32) butt in stop portion (11) are close to the one end of air outlet (10), when on fan (2) electricity rotates, the air current that fan (2) blew out is overcome the counter weight shell (30) and air outlet of switch separation blade (10) makes the switching blade (10) blow by the gravity in the dish washer inner bag direction.
2. The automatic switch device of dishwasher air duct according to claim 1, characterized in that an electric heater (4) is fixed in the housing (1), the electric heater (4) is located between the fan (2) and the switch catch (3).
3. The automatic switch device of dishwasher air duct in claim 1, characterized in that the housing (1) comprises a first housing (12) and a second housing (13) fixed to each other.
4. The automatic opening and closing device of dishwasher air duct according to claim 1, characterized in that the side of the housing (1) is formed with an outwardly protruding receiving cavity (14), the counterweight housing (30) being located in the receiving cavity (14).
5. The automatic switch device of dishwasher air duct according to claim 1, characterized in that the limiting portion (32) is bent relative to the switch catch (3), and the included angle between the limiting portion (32) and the switch catch (3) is an obtuse angle.
6. The automatic opening and closing device of dishwasher air duct according to claim 1, characterized in that the said abutment (11) is trapezoidal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223078579.2U CN218738857U (en) | 2022-11-18 | 2022-11-18 | Automatic opening and closing device for air duct of dish washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223078579.2U CN218738857U (en) | 2022-11-18 | 2022-11-18 | Automatic opening and closing device for air duct of dish washing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218738857U true CN218738857U (en) | 2023-03-28 |
Family
ID=85651536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223078579.2U Active CN218738857U (en) | 2022-11-18 | 2022-11-18 | Automatic opening and closing device for air duct of dish washing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218738857U (en) |
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2022
- 2022-11-18 CN CN202223078579.2U patent/CN218738857U/en active Active
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