CN215738683U

CN215738683U - Change-over valve and dust catcher

Info

Publication number: CN215738683U
Application number: CN202121122551.7U
Authority: CN
Inventors: 蔡亮
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-24
Filing date: 2021-05-24
Publication date: 2022-02-08
Anticipated expiration: 2031-05-24

Abstract

The application discloses a change-over valve and a dust collector. The switching valve includes: the valve comprises a valve body and an internal ventilation channel arranged on the valve body; the valve body is connected with the casing of dust catcher, and the casing is equipped with the vent, is used for the air inlet duct of driven air inlet and is used for the exhaust duct of driven air-out, and the filter core sets up on the vent, the first end of interconnection exhaust duct with the vent is connected, the valve body is driven to make the second end of interconnection exhaust duct is connected the air inlet duct just the external space of exhaust duct intercommunication, perhaps makes the second end of interconnection exhaust duct is connected the exhaust duct just the external space of air inlet duct intercommunication. This application is solved dust catcher filter core deashing inconvenient technical problem among the correlation technique.

Description

Change-over valve and dust catcher

Technical Field

The application relates to the technical field of electrical equipment, in particular to a change-over valve and a dust collector.

Background

Most filter elements of dust collectors on the market are often blocked by dust, so that suction force is influenced, and the filter elements need to be cleaned in time. Dust cleaning modes of a dust collector are generally divided into two types: one is water washing, and the steps are complicated and the experience is poor after the operation; the other type is to directly replace the filter element, which has large replacement frequency and much waste.

Aiming at the problem that dust removal of a filter element of a dust collector is inconvenient in the related art, an effective solution is not provided at present.

Disclosure of Invention

The main aim of this application is to provide a change-over valve and dust catcher to solve the inconvenient problem of dust catcher filter core deashing among the correlation technique.

In order to achieve the above object, in a first aspect, the present application provides a switch valve. A changeover valve according to the present application comprises:

the valve comprises a valve body and an internal ventilation channel arranged on the valve body;

the valve body is connected with the casing of dust catcher, and the casing is equipped with the vent, is used for the air inlet duct of driven air inlet and is used for the exhaust duct of driven air-out, and the filter core sets up on the vent, the first end of interconnection exhaust duct with the vent is connected, the valve body is driven to make the second end of interconnection exhaust duct is connected the air inlet duct just the external space of exhaust duct intercommunication, perhaps makes the second end of interconnection exhaust duct is connected the exhaust duct just the external space of air inlet duct intercommunication.

Optionally, a cavity is further arranged in the valve body, the cavity is connected with an external space, and the air inlet duct or the air outlet duct is communicated with the cavity.

Optionally, the valve further comprises a protection net, the protection net is arranged on the valve body, and the protection net is located between the cavity and the external space.

Optionally, still be equipped with the outer intercommunication wind channel that is used for communicateing external space on the valve body, the valve body is driven to rotate and is makeed the second end of interconnection ventiduct is connected the air inlet duct just outer intercommunication wind channel with the air outlet duct intercommunication, or make the second end of interconnection ventiduct is connected the air outlet duct just outer intercommunication wind channel with the air inlet duct intercommunication.

Optionally, the first end of the external communication air duct is arranged on the side wall of the valve body.

Optionally, the second end of the internal connecting air duct and the second end of the external connecting air duct are symmetrically arranged on two sides of one end of the valve body.

In a second aspect, the present application also provides a vacuum cleaner comprising the above-described switch valve.

Optionally, a limiting groove is formed in the housing, and a limiting part connected with the limiting groove is arranged on the valve body to limit the rotation angle of the valve body on the housing.

Optionally, the housing comprises a first housing and a second housing;

the vent with the filter core sets up on the first casing, the air inlet duct with the exhaust duct sets up on the second casing, the valve body is installed first casing with between the second casing.

Optionally, still include the motor, the motor is installed in the second casing, the intake stack intercommunication the air inlet end of motor, the exhaust stack intercommunication the air-out end of motor.

Optionally, the air outlet duct is disposed at one side of the motor.

Optionally, be equipped with dirt storehouse cavity in the first casing, the one end intercommunication of dirt storehouse cavity the vent, the other end intercommunication external space, the filter core is located in the dirt storehouse cavity.

Optionally, the first end of the inner connecting ventilation duct is located in the middle of the valve body.

Optionally, the shape of the inner connecting plenum converges from a first end to a second end.

Optionally, the filter element is conical in shape.

Optionally, a grid mesh is disposed at the first end of the internal connecting ventilation duct.

Optionally, the valve further comprises a first sealing ring, and the first sealing ring is arranged at the joint between the first shell and the valve body.

In an embodiment of the present application, there is provided a switching valve by providing: the valve comprises a valve body and an internal ventilation channel arranged on the valve body; the valve body is connected with the casing of dust catcher, and the casing is equipped with the vent, is used for the air inlet duct of driven air inlet and is used for the exhaust duct of driven air-out, and the filter core sets up on the vent, the first end of interconnection exhaust duct with the vent is connected, the valve body is driven to make the second end of interconnection exhaust duct is connected the air inlet duct just the external space of exhaust duct intercommunication, perhaps makes the second end of interconnection exhaust duct is connected the exhaust duct just the external space of air inlet duct intercommunication. Like this, through driving the valve body, make the second end of interconnection ventiduct connect out wind channel or air inlet duct, thereby change the air current circulation direction in the interconnection ventiduct, the air current makes the air current of guaranteeing to flow in the air inlet duct through the filter core flow direction interconnection ventiduct that sets up at the vent promptly and is filtered, perhaps the air current passes through interconnection ventiduct flow direction filter core, thereby blow away the dust on the filter core, thereby realize the purpose of dust catcher filter core deashing, wherein, the deashing process of the dust catcher of using this change-over valve is very convenient, only need to drive the valve body and can realize. Thereby solving the problem of inconvenient dust removal of the filter element of the dust collector in the related technology.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, serve to provide a further understanding of the application and to enable other features, objects, and advantages of the application to be more apparent. The drawings and their description illustrate the embodiments of the invention and do not limit it. In the drawings:

FIG. 1 is a partial cross-sectional view of a vacuum cleaner in a first state according to an embodiment of the present disclosure;

FIG. 2 is a partial cross-sectional view of a vacuum cleaner in a second state according to an embodiment of the present disclosure;

FIG. 3 is a cross-sectional view of a vacuum cleaner in a first state according to an embodiment of the present disclosure;

FIG. 4 is a cross-sectional view of a vacuum cleaner in a first state according to an embodiment of the present disclosure;

figures 5 and 6 show two different operating principles of a vacuum cleaner according to an embodiment of the present invention;

FIG. 7 is a schematic view of another embodiment of a vacuum cleaner;

fig. 8 is a partial cross-sectional view of another vacuum cleaner according to an embodiment of the present disclosure.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," "communicating," "secured," and the like are to be construed broadly. For example, "connected" may be a fixed connection, a detachable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In addition, the term "plurality" shall mean two as well as more than two.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

As shown in fig. 1 to 8, an embodiment of the present application provides a switching valve including: a valve body 3 and an internal ventilation duct 31 provided in the valve body 3;

valve body 3 is connected with the casing 12 of dust catcher, and casing 12 is equipped with vent 21, is used for the air inlet duct 4 that receives the drive air inlet and is used for receiving the exhaust duct 7 of drive air-out, and filter core 2 sets up on the vent 21, interconnection air duct 31's first end with vent 21 connects, valve body 3 is made by the drive the second end of interconnection air duct 31 is connected air inlet duct 4 just the external space of exhaust duct 7 intercommunication, perhaps makes interconnection air duct 31's second end is connected air outlet duct 7 just the external space of air inlet duct 4 intercommunication.

Concretely, through driving valve body 3, make the second end of interconnection ventiduct 31 connect out wind channel 7 or air inlet duct 4, and the correspondence makes air inlet duct 4 or out wind channel 7 communicate external space, thereby change the air current circulation direction in the interconnection ventiduct 31, the air current makes the air current of guaranteeing to flow into air inlet duct 4 through the filter core 2 flow direction interconnection ventiduct 31 that sets up at vent 21 promptly and passes through filterable, or the air current passes through interconnection ventiduct 31 flow direction filter core 2, thereby blow away the dust on the filter core 2, thereby realize the purpose of the deashing of dust catcher filter core 2, wherein, the deashing process of the dust catcher of using this change-over valve is very convenient, only need drive valve body 3 and can realize.

As shown in fig. 5 and 6, the airflow direction of the vacuum cleaner using the switching valve is specifically as follows:

as shown in fig. 5, when the second end of the internal connecting ventilation duct 31 is connected to the air inlet duct 4 and the air outlet duct 7 is communicated with the external space, the airflow enters the internal connecting ventilation duct 31 through the filter element 2 and the vent 21, then enters the air inlet duct 4 for driven air inlet (e.g., driven by a motor), and then enters the air outlet duct 7 for driven air outlet (e.g., driven by a motor) driven by a power source, so as to flow to the external space through the air outlet duct 7;

or, as shown in fig. 6, when the second end of the internal connecting ventilation duct 31 is connected to the air outlet duct 7 and the air inlet duct 4 communicates with the external space, the air flow enters the air outlet duct 7 through the air inlet duct 4 communicating with the external space, and then enters the internal connecting ventilation duct 31, and then flows to the ventilation opening 21 and the filter element 2 through the internal connecting ventilation duct 31.

As shown in fig. 8, optionally, a chamber 33 is further disposed in the valve body 3, the chamber 33 is connected to an external space, and the air inlet duct 4 or the air outlet duct is communicated with the chamber 33.

Specifically, the valve body 3 is provided with a cavity 33, the internal connection ventilation duct 31 is located in the cavity 33, when the internal connection ventilation duct 31 is connected with the air inlet duct 4, a port of the air outlet duct 7 is exposed on the cavity 33, so that the air outlet duct 7 is connected with the cavity 33, so that the air outlet duct 7 is communicated with the external space, and when the internal connection ventilation duct 31 is connected with the air outlet duct 7, a port of the air inlet duct 4 is exposed on the cavity 33, so that the air inlet duct 4 is connected with the cavity 33, so that the air inlet duct 4 is communicated with the external space.

By rotating the second end of the internal connecting ventilation duct 31, the airflow direction in the internal connecting ventilation duct 31 can be adjusted.

As shown in fig. 7, optionally, a protective net 11 is further included, the protective net 11 is disposed on the valve body 3, and the protective net 11 is located between the chamber 33 and the external space.

Specifically, the protection net 11 is located between the chamber 33 and the external space, so that external particles with large volume cannot enter the chamber 33 through the protection net 11, and the phenomenon that the particles with large volume enter a power source to cause damage to the power source is avoided.

As shown in fig. 1 to 6, optionally, an external communicating air duct 32 for communicating with an external space is further disposed on the valve body 3, and the valve body 3 is driven to rotate to enable the second end of the internal communicating air duct 31 to be connected to the air inlet duct 4 and the external communicating air duct 32 to be communicated with the air outlet duct 7, or enable the second end of the internal communicating air duct 31 to be connected to the air outlet duct 7 and the external communicating air duct 32 to be communicated with the air inlet duct 4.

Specifically, unlike the cavity 33 provided in the valve body 3, an external communicating duct 32 for communicating with the external space may be provided on the valve body 3, so that when the valve body 3 is driven to rotate, the internal communicating duct 31 and the external communicating duct 32 communicate with the air outlet duct 7 and the air inlet duct 4, respectively, or communicate with the air inlet duct 4 and the air outlet duct 7, respectively, thereby changing the flow direction of the air flow in the internal communicating duct 31.

As shown in fig. 1 to 6, optionally, a first end of the external communication duct 32 is disposed on a side wall of the valve body 3.

Specifically, the first end of the external communication air duct 32 is disposed on the side wall of the valve body 3, so that the external communication air duct 32 is directly communicated with the external space.

As shown in fig. 1 to 6, optionally, the second end of the inner communicating air duct 31 and the second end of the outer communicating air duct 32 are symmetrically disposed at both sides of one end of the valve body 3.

Specifically, the second end of interconnection ventiduct 31 with the second end symmetry setting in outer intercommunication wind channel 32 is in the both sides of 3 one ends of valve body for when driving valve body 3 and rotating, only need the rotatory 180 degrees of spacing assurance valve body 3, can make the second end of interconnection ventiduct 31 is connected the air inlet duct 4 just outer intercommunication wind channel 32 with air outlet duct 7 intercommunication, perhaps make the second end of interconnection ventiduct 31 is connected air outlet duct 7 just outer intercommunication wind channel 32 with air inlet duct 4 intercommunication.

Based on the same technical concept, the application also provides a dust collector which comprises the switching valve.

Optionally, in order to guarantee the rotation angle of the valve body 3 on the casing 12, it is guaranteed that the in-connection air duct 31 correctly docks the air outlet duct 7 or the air inlet duct 4, the casing 12 is provided with a limiting groove, and the valve body 3 is provided with a limiting part connected with the limiting groove to limit the valve body 3 to the rotation angle on the casing 12, so that when the limiting part is located at two ends of the limiting groove, the in-connection air duct docks the air outlet duct 7 or the air inlet duct 4.

As shown in fig. 1 to 6, optionally, the housing 12 includes a first housing 1 and a second housing 10;

the vent 21 with the filter core 2 sets up on the first casing 1, the intake duct 4 with the exhaust duct 7 sets up on the second casing 10, the valve body 3 is installed first casing 1 with between the second casing 10.

Specifically, the housing 12 includes a first housing 1 and a second housing 10, and the valve body 3 is mounted between the first housing 1 and the second housing 10, facilitating assembly between the housing 12 and the valve body 3.

As shown in fig. 1 to 8, optionally, the air conditioner further includes a motor 5, the motor 5 is installed in the second housing 10, the air inlet duct 4 is communicated with the air inlet end of the motor 5, and the air outlet duct 7 is communicated with the air outlet end 6 of the motor 5.

Specifically, the power supply of the dust catcher that this application provided can be motor 5, through the drive of motor 5 for gas receives the drive at air-supply duct 4 and to the air inlet of motor 5 direction, and gas receives the drive at exhaust passage 7 and to keeping away from the air-out of motor 5 direction.

As shown in fig. 1 to 6, in particular, the air outlet duct 7 may be disposed at one side of the motor 5 for space saving.

As shown in fig. 1 to 8, optionally, a dust bin cavity is arranged in the first housing 1, one end of the dust bin cavity is communicated with the vent 21, the other end of the dust bin cavity is communicated with an external space, and the filter element 2 is located in the dust bin cavity.

Specifically, the gas sucked into the first housing 1 is filtered by the filter element 2, and the particles or solid substances which fail to pass through the filter element 2 are stored in the dust bin cavity, so that the particles or solid substances which fail to pass through the filter element 2 are collected and processed conveniently.

As shown in fig. 1 to 8, optionally, the first end of the inner vent channel 31 is located in the middle of the valve body 3.

Specifically, the first end of interconnection ventiduct 31 is located the middle part of valve body 3, when valve body 3 was rotatory, can guarantee that the position of the first end of interconnection ventiduct 31 is in the middle part of valve body 3 all the time, guarantees interconnection ventiduct 31 and vent 21's connected state.

As shown in fig. 1 to 8, the shape of the inner ventilation duct 31 may be optionally converged from the first end to the second end.

Specifically, by setting the shape of the internal connecting ventilation duct 31 to converge from the first end to the second end and controlling the degree of convergence, the wind speed at the ventilation opening 21 can be effectively controlled, and the damage to the filter element 2 caused by the overlarge wind speed at the ventilation opening 21 can be avoided.

Alternatively, the filter insert 2 may be conical in shape.

Specifically, the shape of filter element 2 is the toper, can increase filter area of filter element 2, guarantees simultaneously that the conical surface receives the wind more even.

As shown in fig. 1 to 8, optionally, a first end of the inner connecting ventilation duct 31 is provided with a grid mesh 13.

Specifically, in order to prevent larger substances from directly entering the motor 5 after passing through the filter element 2 and causing damage to the motor 5, the grid net 13 is arranged to perform secondary blocking.

As shown in fig. 3 to 4, optionally, a first sealing ring 9 is further included, and the first sealing ring 9 is disposed at a connection between the first housing 1 and the valve body 3.

Specifically, in order to ensure the sealing performance between the first housing 1 and the valve body 3 and prevent particles in the first housing 1 from entering the non-air passage part in the valve body 3, a first sealing ring 9 can be arranged between the first housing 1 and the valve body 3.

Specifically, in order to ensure the sealing performance between the second shell 10 and the valve body 3, the dust collector further comprises a second sealing ring 8, and the second sealing ring 8 is arranged at the joint between the second shell 10 and the valve body 3.

In an embodiment of the present application, there is provided a vacuum cleaner, including: the filter comprises a shell 12, a filter element 2 and a fan, wherein the shell 12 is provided with a ventilation opening 21, an air inlet channel 4 for driven air inlet and an air outlet channel 7 for driven air outlet, and the filter element 2 is arranged on the ventilation opening 21; the cross valve includes the interconnection ventiduct 31 that sets up in valve body 3 and the valve body 3, the first end of interconnection ventiduct 31 with vent 21 connects, valve body 3 is driven to make the second end of interconnection ventiduct 31 is connected the air inlet duct 4 just the external space of exhaust duct 7 intercommunication, perhaps makes the second end of interconnection ventiduct 31 is connected the exhaust duct 7 just the external space of air inlet duct 4 intercommunication. Like this, through driving valve body 3, make the second end of interconnection ventiduct 31 connect out wind channel 7 or intake stack 4, thereby change the air current circulation direction in the interconnection ventiduct 31, the air current makes the air current of guaranteeing to flow in intake stack 4 through the filter core 2 flow direction interconnection ventiduct 31 that sets up at vent 21 promptly and is filtered, perhaps the air current flows to filter core 2 through interconnection ventiduct 31, thereby blow away the dust on the filter core 2, thereby realize the purpose of the 2 deashing of dust catcher filter core, wherein, the deashing process of this dust catcher is very convenient, only need drive valve body 3 and can realize. Thereby solving the problem of inconvenient ash removal of the filter element 2 of the dust collector in the prior art.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A diverter valve, comprising: the valve comprises a valve body and an internal ventilation channel arranged on the valve body;

2. The changeover valve as claimed in claim 1, wherein a chamber is further provided in the valve body, the chamber being connected to an external space, and the air inlet duct or the air outlet duct being communicated with the chamber.

3. The changeover valve of claim 2, further comprising a protective mesh disposed on the valve body, the protective mesh being located between the chamber and an ambient space.

4. The changeover valve as claimed in claim 1, wherein an external communication duct for communicating with the external space is further provided on the valve body, and the valve body is driven to rotate so that the second end of the internal communication duct is connected to the air inlet duct and the external communication duct is communicated with the air outlet duct, or so that the second end of the internal communication duct is connected to the air outlet duct and the external communication duct is communicated with the air inlet duct.

5. The changeover valve as claimed in claim 4, wherein the first end of the external communication duct is provided in a side wall of the valve body.

6. The changeover valve as claimed in claim 4, wherein the second end of the inner communicating air passage and the second end of the outer communicating air passage are symmetrically disposed at both sides of one end of the valve body.

7. A vacuum cleaner comprising a changeover valve as claimed in any one of claims 1 to 6.

8. The vacuum cleaner of claim 7, wherein the housing comprises a first housing and a second housing;

9. The vacuum cleaner of claim 8, further comprising a motor mounted in the second housing, the air inlet duct being in communication with an air inlet end of the motor, and the air outlet duct being in communication with an air outlet end of the motor.

10. The vacuum cleaner of claim 9, wherein the air outlet duct is disposed at a side of the motor.

11. The vacuum cleaner of claim 8, wherein a dust bin cavity is formed in the first housing, one end of the dust bin cavity is communicated with the vent, the other end of the dust bin cavity is communicated with an external space, and the filter element is located in the dust bin cavity.

12. The vacuum cleaner of claim 8, further comprising a first seal ring disposed at a connection between the first housing and the valve body.

13. The vacuum cleaner of claim 7, wherein the housing defines a retaining groove, and the valve body defines a retaining member that is coupled to the retaining groove to limit the angle of rotation of the valve body on the housing.