CN219797420U

CN219797420U - Ventilating duct and ventilator

Info

Publication number: CN219797420U
Application number: CN202320835272.8U
Authority: CN
Inventors: 高成
Original assignee: China Three Gorges Renewables Group Co Ltd
Current assignee: China Three Gorges Renewables Group Co Ltd
Priority date: 2023-04-14
Filing date: 2023-04-14
Publication date: 2023-10-03
Anticipated expiration: 2033-04-14

Abstract

The utility model provides a ventilating duct and a ventilator, wherein the ventilating duct is used for the ventilator and comprises a dustproof component and a plurality of pipe sections which are sequentially connected, the pipe sections are mutually communicated, the ventilating duct is provided with an air inlet end and an air outlet end, the air outlet end is used for communicating a ventilator main body of the ventilator, and the dustproof component is arranged on one side, close to the air inlet end, of the ventilating duct; the extending directions of every two adjacent pipe sections in the plurality of pipe sections are intersected. Through arranging a plurality of pipe sections which are connected in sequence, the ventilation pipeline and a ventilator main body of the ventilator can be communicated, so that the ventilation function of the ventilator is realized; by arranging adjacent pipe sections extending along the intersecting direction, the ventilation pipeline is bent, and the difficulty of sundries entering the ventilation pipeline is high, so that the ventilation function of the ventilation pipeline is ensured; the dustproof assembly is arranged at the air inlet end, sundries can be prevented from entering the ventilating duct from the air inlet end by the dustproof assembly, so that the ventilating function of the ventilating duct is affected, and the normal use of the ventilator can be ensured.

Description

Ventilating duct and ventilator

Technical Field

The utility model relates to the technical field of ventilation devices, in particular to a ventilation pipeline and a ventilator.

Background

Ventilators are machines that rely on input mechanical energy to raise the pressure of the gas and either expel the gas or transport the gas into. The main body structure of the modern ventilator is arranged indoors, the ventilation pipeline is arranged outdoors, and the ventilator main body is communicated with the ventilation pipeline so as to realize indoor and outdoor gas exchange.

In the related art, the pipe orifice of the ventilation pipe is directly directed outdoors, and a filter screen is arranged at the pipe orifice for blocking sundries.

However, the above ventilation duct has poor filtering effect of the filter screen, and affects the ventilation function of the ventilation duct, thereby affecting the use of the ventilator.

Disclosure of Invention

In order to solve at least one problem mentioned in the background art, the utility model provides a ventilation pipeline and a ventilator, and aims to solve the technical problems that in the related art, the ventilation pipeline has poor filtering effect, the ventilation function of the ventilation pipeline is influenced, and the use of the ventilator is further influenced.

In order to achieve the above object, in a first aspect, the present utility model provides a ventilation duct for a ventilator, the ventilation duct including a dust-proof assembly and a plurality of pipe sections connected in sequence, the pipe sections being mutually communicated, the ventilation duct having an air inlet end and an air outlet end, the air outlet end being for communicating with a ventilator body of the ventilator, the dust-proof assembly being disposed in the ventilation duct at a side close to the air inlet end;

and in the plurality of pipe sections, the extending directions of every two adjacent pipe sections are intersected.

In the foregoing ventilation pipe, optionally, the pipe section includes a first pipe section and a second pipe section, where the first pipe section is communicated with the second pipe section, and extension directions of the first pipe section and the second pipe section are perpendicular to each other;

the air outlet end is located at one end of the first pipe section away from the second pipe section, and the air inlet end is located at one end of the second pipe section away from the first pipe section.

In the foregoing ventilation duct, optionally, the dust-proof assembly includes a mounting plate and a dust-proof member, the mounting plate with the second pipe section is kept away from one end of the first pipe section and is connected, the dust-proof member is located between the second pipe section and the mounting plate, and two ends of the dust-proof member are respectively abutted to the end portion of the second pipe section and the side wall of the mounting plate.

The ventilation pipeline described above, optionally, further includes a communication pipe section, where the communication pipe section communicates the first pipe section with the second pipe section, the communication pipe section is an arc pipe section, and the first pipe section and the second pipe section are both straight pipe sections.

The ventilation pipeline, optionally, further comprises an adjusting assembly, wherein the adjusting assembly is located at one end of the first pipe section away from the second pipe section, one end of the adjusting assembly is communicated with the first pipe section, and the other end of the adjusting assembly is used for being communicated with a ventilator main body of the ventilator.

In the foregoing ventilation duct, optionally, the adjusting assembly includes an adjusting tube section, a rotating member and a control member, where the adjusting tube section is located at an end of the first tube section away from the second tube section, one end of the adjusting tube section is connected to the first tube section, and the other end is used to connect to a ventilator main body of the ventilator;

the rotating piece is rotationally connected to the inner wall of the adjusting pipe section, and the control piece is positioned on the outer wall of the adjusting pipe section and connected with the rotating piece and used for controlling the rotating piece to rotate;

the rotating piece is used for adjusting the flow area of the adjusting pipe section.

In the foregoing ventilation duct, optionally, the adjusting assembly further includes two fixing members, and the two fixing members are respectively fixed on the outer walls of the opposite sides of the adjusting tube section;

the rotating piece comprises a rotating plate and two coaxially arranged rotating shafts, two rotating shafts are fixedly connected to two opposite sides of the rotating plate, the two rotating shafts correspond to the two fixing pieces respectively, and the rotating shafts penetrate through the corresponding adjusting pipe sections and are in rotating connection with the corresponding fixing pieces;

one of the rotating shafts is fixedly connected with the control piece and used for adjusting the rotating state of the rotating plate so as to adjust the flow area of the adjusting pipe section.

In the above ventilation pipe, optionally, the control member includes a fixing plate and a fixing clip, where the fixing plate is fixedly connected with the corresponding rotating shaft, and the fixing plate is located at a side of the fixing member away from the adjusting pipe section;

the fixing clamp comprises a fixing section and a clamping section, the fixing section is rotationally connected with the clamping section, and the fixing section is fixedly connected with the fixing plate;

the clamping section rotates along the direction close to the fixing section and is used for clamping the fixing plate and the fixing piece so as to fix the rotating state of the rotating plate; or the clamping section rotates along the direction away from the fixing section and is used for separating from the fixing plate and the fixing piece so as to release the rotating state of the rotating plate.

In the above ventilation duct, optionally, the rotation shaft is located at a center of an extending direction of the rotation plate; alternatively, the rotation shaft is located at one end of the rotation plate in the extending direction.

In a second aspect, the present utility model also provides a ventilator, including a ventilator body and the ventilation duct, the ventilation duct being in communication with the ventilator body.

The utility model provides a ventilating duct and a ventilator, wherein the ventilating duct is used for the ventilator and comprises a dustproof component and a plurality of pipe sections which are sequentially connected, the pipe sections are mutually communicated and are provided with an air inlet end and an air outlet end, the air outlet end is used for communicating a ventilator main body of the ventilator, and the dustproof component is positioned at the air inlet end; one of the pipe sections extends along a first direction, the extending direction of the adjacent pipe section is a second direction, and the first direction is intersected with the second direction. Through arranging a plurality of pipe sections which are connected in sequence, the ventilation pipeline and a ventilator main body of the ventilator can be communicated, so that the ventilation function of the ventilator is realized; by arranging adjacent pipe sections extending along the intersecting direction, the ventilation pipeline is bent, and the difficulty of sundries affecting the function of the ventilation pipeline such as rainwater, fallen leaves and small animals entering the ventilation pipeline is high, so that the ventilation function of the ventilation pipeline is ensured; the dustproof assembly is arranged at the air inlet end, sundries can be prevented from entering the ventilating duct from the air inlet end by the dustproof assembly, so that the ventilating function of the ventilating duct is affected, and the normal use of the ventilator can be ensured.

The construction of the present utility model and other objects and advantages thereof will be more readily understood from the description of the preferred embodiment taken in conjunction with the accompanying drawings.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural view of a ventilation duct according to an embodiment of the present utility model;

fig. 2 is a schematic structural diagram of a ventilation duct according to an embodiment of the present utility model;

fig. 3 is a schematic view of a part of a structure of a ventilation duct according to an embodiment of the present utility model;

fig. 4 is a schematic structural diagram of a dust-proof assembly of a ventilation duct according to an embodiment of the present utility model;

fig. 5 is a schematic structural diagram of an adjusting assembly of a ventilation duct according to an embodiment of the present utility model;

fig. 6 is a schematic structural diagram of a ventilator according to an embodiment of the present utility model.

Reference numerals illustrate:

100-ventilation duct;

110-a dust-proof assembly;

120-a first pipe section;

130-a second pipe section;

a-a first direction;

b-a second direction;

111-mounting plates;

112-dust guard;

140-communicating pipe sections;

150-an adjustment assembly;

151-adjusting the pipe section;

152-a rotating member;

153-controls;

154-fixing piece;

1521-rotating plate;

1522-rotating shaft;

1531-a fixed plate;

1532-a fixation clamp;

15321-fixed segment;

15322-clamping segments;

c-distance.

Specific embodiments of the present utility model have been shown by way of the above drawings and will be described in more detail below. The drawings and the written description are not intended to limit the scope of the inventive concepts in any way, but rather to illustrate the inventive concepts to those skilled in the art by reference to the specific embodiments.

Detailed Description

In the related art, the ventilating duct is in a straight line shape and is arranged parallel to the ground, and sundries such as rainwater, ice and snow, sand dust, small animals, fallen leaves and the like are easier to enter the ventilating duct; the air inlet end of the ventilating duct directly faces outdoors, the filter screen has poor filtering effect, the ventilating function of the ventilating duct is affected, and then the use of the ventilator is affected.

Based on the technical problems, the utility model provides a ventilating duct and a ventilator, wherein the ventilating duct is used for the ventilator, the ventilating duct comprises a dustproof component and a plurality of pipe sections which are sequentially connected, the pipe sections are mutually communicated, the ventilating duct is provided with an air inlet end and an air outlet end, the air outlet end is used for communicating a ventilator main body of the ventilator, and the dustproof component is arranged on one side, close to the air inlet end, of the ventilating duct; the extending directions of every two adjacent pipe sections in the plurality of pipe sections are intersected. Through arranging a plurality of pipe sections which are connected in sequence, the ventilation pipeline and a ventilator main body of the ventilator can be communicated, so that the ventilation function of the ventilator is realized; by arranging adjacent pipe sections extending along the intersecting direction, the ventilation pipeline is bent, and the difficulty of sundries affecting the function of the ventilation pipeline such as rainwater, fallen leaves and small animals entering the ventilation pipeline is high, so that the ventilation function of the ventilation pipeline is ensured; the dustproof assembly is arranged at the air inlet end, sundries can be prevented from entering the ventilating duct from the air inlet end by the dustproof assembly, so that the ventilating function of the ventilating duct is affected, and the normal use of the ventilator can be ensured.

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions in the preferred embodiments of the present utility model will be described in more detail with reference to the accompanying drawings in the preferred embodiments of the present utility model. In the drawings, like or similar reference numerals refer to like or similar structural elements throughout or structural elements having like or similar functionality. The described embodiments are structural embodiments of the present utility model and are not fully structural embodiments. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model. Embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.

Fig. 1 is a schematic structural view of a ventilation duct according to an embodiment of the present utility model; fig. 2 is a schematic structural diagram of a ventilation duct according to an embodiment of the present utility model; fig. 3 is a schematic view of a part of a structure of a ventilation duct according to an embodiment of the present utility model; fig. 4 is a schematic structural diagram of a dust-proof assembly of a ventilation duct according to an embodiment of the present utility model; fig. 5 is a schematic structural diagram of an adjusting assembly of a ventilation duct according to an embodiment of the present utility model; fig. 6 is a schematic structural diagram of a ventilator according to an embodiment of the present utility model.

In a first aspect, referring to fig. 1, an embodiment of the present utility model provides a ventilation duct 100 for a ventilator, where the ventilation duct 100 includes a dust-proof assembly 110 and a plurality of pipe sections sequentially connected to each other, and the plurality of pipe sections are mutually communicated, and by providing the plurality of pipe sections sequentially connected to each other, the ventilation duct 100 and a ventilator body of the ventilator may be communicated to implement a ventilation function of the ventilator.

Further, the ventilation duct 100 has an air inlet end and an air outlet end, the air outlet end is used for communicating with a ventilator main body of the ventilator, and the dust-proof component 110 is disposed on one side of the ventilation duct 100 near the air inlet end.

It will be appreciated that under the control of the ventilator body, the ventilation duct 100 may inhale air at a position where the ventilation duct 100 communicates through the ventilation duct 100 and exhale the air, or exhale the air inhaled by the ventilator body through the ventilation duct 100, so as to realize ventilation. In the process, the air inlet end can be used for sucking air and also can be used for exhaling air; the air outlet end can be used for exhaling air and inhaling air. The embodiment of the utility model does not limit the functions realized by the air inlet end and the air outlet end, and is not limited to the examples.

When the air inlet end is used for sucking air, the dustproof assembly 110 positioned at the air inlet end can effectively prevent sundries from entering the ventilating duct 100 from the air inlet end, further prevent the sundries from affecting the ventilating function of the ventilating duct 100, and further effectively ensure the normal work of the ventilator.

Specifically, the extending directions of each two adjacent pipe sections of the plurality of pipe sections intersect, and one pipe section extends along a first direction a, and the extending direction of the adjacent pipe section is a second direction B, and the first direction a intersects with the second direction B. The pipe section extending along the first direction a and the pipe section extending along the second direction B may form an intersecting communicating pipe section 140, and by setting adjacent pipe sections extending along the intersecting direction, the ventilation pipe 100 is curved, and the difficulty of sundries entering the ventilation pipe 100 is greater, so as to ensure the ventilation function of the ventilation pipe 100.

It will be appreciated that the number of pipe segments may be arbitrary, and that the number of pipe segments may be two, three, four, five, six, etc., as examples, and embodiments of the present utility model are not limited to the number of pipe segments and are not limited to the examples described above.

The following description will take two examples of the number of pipe sections.

It should be noted that, in order to ensure stability of the ventilation pipeline 100, the pipe section may be a metal pipe section, and exemplary pipe sections may be iron pipe sections, alloy pipe sections, steel pipe sections, or the like, and the embodiment of the present utility model is not limited to the specific form of the pipe section or the above examples.

As an alternative embodiment, referring to fig. 1 and 2, the pipe section includes a first pipe section 120 and a second pipe section 130, the first pipe section 120 communicates with the second pipe section 130, and the first pipe section 120 and the second pipe section 130 extend in directions perpendicular to each other.

It is understood that the first tube segment 120 may extend in a first direction a and the second tube segment 130 may extend in a second direction B, the first direction a being perpendicular to the second direction B. The first direction a may be a horizontal direction, and the second direction B may be a vertical direction, and the first pipe section 120 and the second pipe section 130 extending in the vertical direction are provided, so that the ventilation pipeline 100 is bent by 90 degrees, and the difficulty of sundries entering the ventilation pipeline 100 is high, so as to ensure the ventilation function of the ventilation pipeline 100.

Specifically, the air outlet end is located at an end of the first pipe section 120 away from the second pipe section 130, the air inlet end is located at an end of the second pipe section 130 away from the first pipe section 120, that is, the dust-proof assembly 110 is located at an end of the second pipe section 130 away from the first pipe section 120. The dustproof assembly 110 positioned at the air inlet end can effectively prevent sundries from entering the ventilating duct 100 from the air inlet end, further prevent the sundries from affecting the ventilating function of the ventilating duct 100, and further effectively ensure the normal operation of the ventilator.

As an alternative embodiment, referring to fig. 1 and 3, the dust-proof assembly 110 includes a mounting plate 111 and a dust-proof member 112, the mounting plate 111 is connected to an end of the second pipe section 130 remote from the first pipe section 120, the dust-proof member 112 is located between the second pipe section 130 and the mounting plate 111, and both ends of the dust-proof member 112 are respectively abutted against an end of the second pipe section 130 and a side wall of the mounting plate 111.

Specifically, the mounting plate 111 may mount the dust-proof member 112 at an end of the second pipe section 130 remote from the first pipe section 120, the mounting plate 111 and the second pipe section 130 may be screwed by a screw, and the dust-proof member 112 may be conveniently maintained or replaced by the screw; the mounting plate 111 can better protect the dust-proof member 112 from being separated from the ventilation duct 100.

It should be understood that the dust-proof member 112 may be a dust-proof cotton, a filter screen, etc., and the embodiment of the present utility model is not limited to the specific form of the dust-proof member 112, nor to the above examples.

Hereinafter, the dust-proof material 112 will be described by taking dust-proof cotton as an example.

As an alternative embodiment, referring to fig. 1 and 2, the ventilation pipeline 100 further includes a communicating pipe section 140, where the communicating pipe section 140 communicates the first pipe section 120 and the second pipe section 130, and the communicating pipe section 140 is an arc pipe section, and the first pipe section 120 and the second pipe section 130 are both straight pipe sections.

Specifically, the first pipe segment 120, the communicating pipe segment 140, and the second pipe segment 130 communicate in sequence, and form a gas passage for circulation. When the air inlet end is used for inhaling gas and the air outlet end is used for exhaling gas, the communication pipe section 140 can change the flow direction of the gas flowing from the first pipe section 120 to the second pipe section 130, and the changed angle can be 90 degrees; when the air inlet end is used for exhaling air and the air outlet end is used for inhaling air, the communication pipe section 140 can change the air flow direction of the second pipe section 130 to the first pipe section 120, and the changed angle can be 90 degrees.

Through setting up curved intercommunication pipeline section 140, can smoothly communicate the first pipeline section 120 and the second pipeline section 130 of perpendicular setting for air pipe 100 is 90 crooked setting, and the degree of difficulty that debris got into air pipe 100 is great, in order to guarantee air pipe 100's ventilation function.

As an alternative embodiment, referring to fig. 1, fig. 4 and fig. 5, the ventilation duct 100 further includes an adjusting assembly 150, where the adjusting assembly 150 is located at an end of the first pipe section 120 away from the second pipe section 130, and one end of the adjusting assembly 150 is connected to the first pipe section 120, and the other end is connected to a ventilator body of the ventilator, and the adjusting assembly 150 may be used to adjust ventilation conditions of the ventilation duct 100.

Specifically, the adjusting assembly 150 is disposed at an end of the first pipe section 120 remote from the second pipe section 130, for communicating the first pipe section 120 with the ventilator body. By providing the adjusting component 150 for adjusting the ventilation condition of the ventilation pipeline 100, the ventilation quantity of the ventilation pipeline 100 can be adjusted by the adjusting component 150, and thus the ventilation and ventilation conditions can be adjusted; the adjusting assembly 150 is disposed near the air outlet end, i.e., near the ventilator body, for user control.

As an alternative embodiment, referring to fig. 1, 4 and 5, the adjusting assembly 150 includes an adjusting tube segment 151, a rotating member 152 and a control member 153, wherein the adjusting tube segment 151 is located at an end of the first tube segment 120 remote from the second tube segment 130, one end of the adjusting tube segment 151 is connected to the first tube segment 120, and the other end is used to be connected to a ventilator body of a ventilator.

Specifically, the rotating member 152 is rotatably connected to the inner wall of the adjusting pipe section 151, and the control member 153 is located on the outer wall of the adjusting pipe section 151 and connected to the rotating member 152 for controlling the rotation of the rotating member 152; the rotary member 152 is used to adjust the flow area of the regulator tube segment 151.

By providing the above-mentioned adjusting assembly 150, the user can adjust the rotation of the rotating member 152 through the control member 153 to adjust the positional relationship between the rotating member 152 and the adjusting tube section 151, thereby changing the flow area of the adjusting tube section 151 portion to adjust the ventilation condition of the ventilation pipeline 100.

It should be noted that, in order to ensure stability of the adjusting assembly 150, the adjusting pipe section 151 may be a metal pipe section, and by way of example, the adjusting pipe section 151 may be an iron pipe section, an alloy pipe section, a steel pipe section, or the like, and the embodiment of the present utility model is not limited to the specific form of the adjusting pipe section 151, or to the above examples.

As an alternative embodiment, referring to fig. 1, 4 and 5, the adjusting assembly 150 further includes two fixing members 154, the two fixing members 154 are respectively fixed on the outer walls of opposite sides of the adjusting tube section 151, the rotating member 152 includes a rotating plate 1521 and two coaxially disposed rotating shafts 1522, and the opposite sides of the rotating plate 1521 are fixedly connected to the two rotating shafts 1522, so that a user can control any rotating shaft 1522 to adjust the rotation of the rotating plate 1521.

Further, two rotating shafts 1522 respectively correspond to the two fixing members 154, and the rotating shafts 1522 penetrate through the corresponding adjusting pipe sections 151 and are rotationally connected with the corresponding fixing members 154; one of the rotation shafts 1522 is fixedly coupled to the control member 153 for adjusting the rotation state of the rotation plate 1521 to adjust the flow area of the adjustment tube segment 151.

It is understood that the rotation shaft 1522 may extend in a radial direction of the adjustment tube segment 151, and the rotation plate 1521 may rotate about the radial direction of the adjustment tube segment 151. The fixing member 154 can rotatably connect the corresponding rotary shaft 1522 with the adjustment tube segment 151 to adjust the rotation of the rotary plate 1521.

Through with control 153 and one of them axis of rotation 1522 fixed connection, the user can drive the axis of rotation 1522 that corresponds through control 153 and rotate, and axis of rotation 1522 drives the rotation board 1521 and rotates, and the radial direction of rotation board 1521 and regulation pipeline section 151 takes place the angle change, and then changes the flow area of regulation pipeline section 151 to the ventilation condition of adjustment ventilation pipeline 100.

As an alternative embodiment, referring to fig. 1, 4 and 5, the rotation shaft 1522 is located at the center of the extension direction of the rotation plate 1521. When the user drives the corresponding rotary shaft 1522 to rotate through the control member 153, the angle required to rotate the rotary shaft 1522 to change the same flow area is smaller, so that the user can adjust the flow area of the adjusting pipe section 151, and further the ventilation condition of the ventilation pipe 100 can be adjusted conveniently.

As an alternative embodiment, referring to fig. 1, 4 and 5, the rotation shaft 1522 is located at one end of the rotation plate 1521 in the extending direction. When the user drives the corresponding rotating shaft 1522 to rotate through the control member 153, the rotating plate 1521 has fewer parts for steering the ventilator body, so that the rotating plate 1521 is prevented from contacting the ventilator body, normal ventilation of the ventilation pipeline 100 can be ensured, and normal operation of the ventilator is further ensured.

As an alternative embodiment, referring to fig. 1, 4 and 5, the control member 153 includes a fixing plate 1531 and a fixing clip 1532, the fixing plate 1531 is fixedly connected with the corresponding rotation shaft 1522, and the fixing plate 1531 is located at a side of the fixing member 154 remote from the adjustment tube section 151; the fixing clip 1532 includes a fixing section 15321 and a clamping section 15322, the fixing section 15321 is rotatably connected to the clamping section 15322, and the fixing section 15321 is fixedly connected to the fixing plate 1531.

Specifically, the clamping section 15322 can rotate in a direction approaching the fixing section 15321, and at this time, the fixing clip 1532 is used to clamp the fixing plate 1531 and the fixing member 154 to fix the rotation state of the rotation plate 1521; the holding section 15322 can also rotate in a direction away from the fixing section 15321, and at this time, the fixing clip 1532 is used to disengage the fixing plate 1531 and the fixing member 154 to release the rotation state of the fixing rotation plate 1521.

Through the control member 153, a user can fix the rotation angle of the rotation shaft 1522 through the fixing clip 1532, thereby fixing the flow area of the adjusting pipe section 151 at this time, so as to ensure that the ventilation pipe 100 can perform gas ventilation with a fixed flow area; when the user needs to adjust the flow area of the adjusting pipe section 151, the rotation angle of the rotation shaft 1522 can be adjusted by adjusting the rotation angle between the clamping section 15322 and the fixing section 15321, which is simple to operate and convenient for the user to use.

In a second aspect, embodiments of the present utility model also provide a ventilator (not shown in the figures), which may include a ventilator body and a ventilation duct 100, the ventilation duct 100 being in communication with the ventilator body.

It will be appreciated that the ventilator may be used to switch gases in different locations, such as switching air between indoor and outdoor, such as inhalation of harmful gases, etc. The usage scenario of the ventilator according to the embodiment of the present utility model is not limited, nor is it limited to the above example.

Hereinafter, the inhalation of harmful gases will be described as an example.

In an operating system of an electrical network, SF ₆ The (sulfur hexafluoride) circuit breaker is used as an excellent circuit breaker, and has the advantages of strong breaking capacity, high breaking voltage, high number of continuous breaking times, suitability for frequent operation, low noise, low fire hazard, low electromechanical wear and the like. But is provided withIs SF ₆ The gas is a harmful gas) and has a higher density than air, if leakage occurs, SF ₆ The gas may remain on the surface and in the depressions.

Therefore, the ventilator provided by the embodiment of the utility model can set the ventilation pipeline 100 close to the ground so as to conveniently suck SF ₆ Gas and its preparation method

Specifically, referring to fig. 6, the distance C between the air inlet end of the ventilating duct 100 and the ground may be 10-20cm, and SF may be applied ₆ The gas is sucked fast and the suction effect is good.

It will be appreciated that the ventilation duct 100 may be mounted directly to the ventilator body or may be mounted elsewhere, such as on a wall, in communication with the ventilator body via a conduit.

In describing embodiments of the present utility model, it should be understood that the terms "mounted," "connected," and "coupled" are to be construed broadly, unless otherwise indicated and defined, and may be either fixedly attached, indirectly attached, via an intermediate medium, or in communication with one another in two elements or in an interactive relationship between the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

The terms "upper," "lower," "front," "rear," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used for convenience in describing and simplifying the description of the present utility model based on the orientation or positional relationship shown in the drawings, and do not denote or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. In the description of the present utility model, the meaning of "a plurality" is two or more, unless specified otherwise precisely.

The terms first, second, third, fourth and the like in the description and in the claims and in the above drawings are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that such data may be interchanged where appropriate such that embodiments of the utility model described herein may be implemented in sequences other than those illustrated or otherwise described herein. 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.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or structural components or full structural features thereof can be replaced equivalently; such modifications and substitutions do not depart from the spirit of the utility model.

Claims

1. The ventilating duct is characterized by comprising a dustproof assembly and a plurality of pipe sections which are sequentially connected, wherein the pipe sections are mutually communicated, the ventilating duct is provided with an air inlet end and an air outlet end, the air outlet end is used for communicating a main body of the ventilator, and the dustproof assembly is arranged on one side, close to the air inlet end, of the ventilating duct;

2. The ventilation duct of claim 1, wherein the tube sections comprise a first tube section and a second tube section, the first tube section in communication with the second tube section, the first tube section and the second tube section extending in directions perpendicular to each other;

3. The vent conduit according to claim 2, wherein the dust guard assembly comprises a mounting plate and a dust guard, the mounting plate is connected with an end of the second tube section remote from the first tube section, the dust guard is located between the second tube section and the mounting plate, and two ends of the dust guard are respectively abutted to an end of the second tube section and a side wall of the mounting plate.

4. The ventilation duct of claim 2, further comprising a communication tube segment that communicates the first tube segment with the second tube segment, the communication tube segment being an arcuate tube segment, the first tube segment and the second tube segment being straight tube segments.

5. The ventilation duct of claim 2, further comprising an adjustment assembly located at an end of the first tube section remote from the second tube section, one end of the adjustment assembly being in communication with the first tube section and the other end being for communication with a ventilator body of a ventilator.

6. The ventilation duct of claim 5, wherein the adjustment assembly comprises an adjustment tube segment, a swivel and a control, the adjustment tube segment being located at an end of the first tube segment remote from the second tube segment, one end of the adjustment tube segment being in communication with the first tube segment, the other end of the adjustment tube segment being for communication with a ventilator body of a ventilator;

7. The ventilation duct of claim 6, wherein the adjustment assembly further comprises two securing members secured to outer walls of opposite sides of the adjustment tube section, respectively;

8. The ventilation duct of claim 7, wherein the control member includes a fixed plate fixedly coupled to the corresponding rotational shaft and a fixed clip, the fixed plate being located on a side of the fixing member remote from the adjustment tube section;

9. The ventilating duct according to claim 7, wherein the rotation shaft is located at a center of an extending direction of the rotation plate; alternatively, the rotation shaft is located at one end of the rotation plate in the extending direction.

10. A ventilator comprising a ventilator body and a ventilation duct according to any of claims 1-9, the ventilation duct being in communication with the ventilator body.