Energy-saving fresh air ventilator

Abstract

The utility model discloses an energy-saving fresh air ventilator which comprises a fresh air ventilator body, an air inlet pipe is installed at an air inlet of the fresh air ventilator body, the top end of the air inlet pipe is connected with an air guide pipe through a limiting mechanism, and a filter screen plate is installed at an air outlet of the fresh air ventilator body. The novel fan has the advantages that on one hand, under the action of the limiting mechanism, rapid butt joint installation of the air guide pipe and the air inlet pipe can be achieved in a two-time pressing mode, the tedious operation of screwing bolts and nuts one by one is omitted, and therefore the installation efficiency of the air guide pipe is higher, efficient installation and use of the novel fan are facilitated, and the practicability is high. And on the other hand, the filter screen plate is matched with the quick assembly assembly, so that the filter screen plate can be conveniently disassembled in a direct sliding and pulling mode during use, the mounting structure of the filter screen plate is further simplified, and the filter screen plate can be conveniently and efficiently disassembled and cleaned when the filter screen plate is blocked.

Description

Technical Field

[0001] The utility model relates to the technical field of ventilators, in particular to an energy-saving fresh air ventilator. Background Art

[0002] A fresh air machine is a kind of energy-saving fresh air equipment. The fresh air machine uses the fresh air convection patent technology. Through independent air supply and air extraction, the indoor air is made to convect, so as to maximize the replacement of indoor air. Air outlets are provided on the outer surface of the fresh air machine, and a dust-proof net is installed inside the air outlets.

[0003] A Chinese patent with the publication number of CN218179120U discloses an energy-saving fresh air equipment for indoor use, which relates to the technical field of energy-saving fresh air. It includes a fresh air machine main body. An installation block is fixedly installed on the outer surface of the fresh air machine main body. An air inlet pipe is installed on the upper surface of the fresh air machine main body. An air outlet is provided on the outer surface of the fresh air machine main body. A dust-proof net is arranged on the outer surface of the fresh air machine main body. A positioning rod is installed on the outer surface of the fresh air machine main body, and a fixed frame is sleeved on the outer surface of the positioning rod.

[0004] When the above-mentioned energy-saving fresh air equipment for indoor use is in use, although it can realize the convenient connection of the air duct and the fresh air machine main body and the convenient disassembly and cleaning of the filter screen at the air outlet of the fresh air machine, on the one hand, since the air duct and the air inlet pipe are mainly installed by screwing bolts and nuts one by one, the installation process of the air duct is relatively cumbersome, which is not convenient for the efficient installation and use of the suction fan main body. On the other hand, when replacing the filter screen, the above-mentioned energy-saving fresh air equipment for indoor use needs to first remove the fixing screws before the filter screen can be disassembled. Since the process of removing the screws is relatively cumbersome, the disassembly and cleaning of the filter screen are relatively inconvenient. Summary of the Utility Model

[0005] (I) Technical Problems to be Solved

[0006] The technical problem to be solved by the utility model is to provide an energy-saving fresh air ventilator that can not only realize the rapid installation of the air duct but also conveniently disassemble and clean the filter screen plate by directly sliding and pulling, aiming at the current situation of the prior art.

[0007] (II) Technical Solutions

[0008] The present utility model is realized through the following technical solutions: The present utility model provides an energy-saving fresh air ventilator, which includes a fresh air machine body. An air inlet pipe is installed at the air inlet of the fresh air machine body. The top end of the air inlet pipe is connected with a guide pipe through a limiting mechanism. A filter screen plate is installed at the air outlet of the fresh air machine body. A quick-installation component is installed between the fresh air machine body and the filter screen plate. The limiting mechanism includes brackets symmetrically installed on both sides of the air inlet pipe, an electric telescopic rod installed in the middle of the top end of the bracket, an arc-shaped pressing plate installed on the telescopic part of the electric telescopic rod, and a limiting column installed at the bottom end of the arc-shaped pressing plate. The quick-installation component includes a guide rail installed on one side wall of the fresh air machine body, sliding grooves opened on the upper and lower sides inside the installation of the guide rail, a filter screen plate installed in the guide rail, sliding strips installed on the upper and lower sides of the filter screen plate and cooperating with the sliding grooves, a magnetic strip one installed in the middle of one side wall of the filter screen plate, and a magnetic strip two installed on the side wall of the guide rail opposite to the magnetic strip one.

[0009] Further, four ear plates are symmetrically installed at the corners of both side walls of the fresh air machine body, and through holes are opened on each ear plate.

[0010] By adopting the above technical solution, the ear plates cooperate with external bolts to fix the fresh air machine body at the corresponding use position indoors.

[0011] Further, flange plates are self-provided at the connecting ends of the guide pipe and the air inlet pipe, and the size of the limiting column matches the size of the holes self-provided on the flange plate.

[0012] By adopting the above technical solution, reliable assembly of the end heads of the air inlet pipe and the guide pipe can be ensured.

[0013] Further, the limiting columns are evenly distributed at the bottom end of the arc-shaped pressing plate, and the arc-shaped pressing plate is bolted to the telescopic part of the electric telescopic rod.

[0014] By adopting the above technical solution, after the end heads of the guide pipe and the air inlet pipe are assembled, the electric telescopic rod drives the arc-shaped pressing plate and the limiting column to move downwards, so that the limiting column can be inserted into the flange holes self-provided on the guide pipe and the air inlet pipe, thereby realizing reliable limiting after the assembly of the guide pipe and the air inlet pipe.

[0015] Further, the fixed part of the electric telescopic rod is bolted to the bracket. The bracket is of an inverted L-shaped structure, and the bracket is bolted to the fresh air machine body.

[0016] By adopting the above technical solution, reliable installation and fixation of the electric telescopic rod on the fresh air machine body can be ensured.

[0017] Furthermore, the guide rail is a U-shaped structure, and the slide bar is slidably connected to the slide groove.

[0018] By adopting the above technical solution, the cooperation between the slide bar and the slide groove can realize the convenient sliding of the filter screen plate.

[0019] Furthermore, the first magnetic strip is bonded to the filter screen plate, and the second magnetic strip is bonded to the guide rail.

[0020] By adopting the above technical solution, after the first magnetic attraction strip and the second magnetic attraction strip are attracted to each other, the filter screen plate can be reliably limited in the guide rail.

[0021] (III) Beneficial effects

[0022] Compared with the prior art, the utility model has the following beneficial effects:

[0023] In order to solve the problem that when the existing energy-saving fresh air equipment for indoor use is in use, although the air guide duct can be conveniently connected to the fresh air fan body and the filter at the air outlet of the fresh air fan can be conveniently disassembled and cleaned, on the one hand, since the air guide duct and the air inlet duct are mainly installed by screwing bolts and nuts one by one, the installation process of the air guide duct is relatively cumbersome, which is not convenient for efficient installation and use of the suction fan body. On the other hand, when replacing the filter, the energy-saving fresh air equipment for indoor use with the above structure needs to remove the fixing screws first before the filter can be removed. Since the process of removing the screws is relatively cumbersome The utility model can realize the rapid docking and installation of the air guide pipe and the air inlet pipe by twice pressing under the action of the limiting mechanism, eliminating the tedious operation of screwing the bolts and nuts one by one, thereby making the installation efficiency of the air guide pipe higher and facilitating the efficient installation and use of the fresh air fan. On the other hand, with the quick-release assembly, the filter screen can be conveniently disassembled by directly sliding and pulling when in use, further simplifying the installation structure of the filter screen plate and facilitating the efficient disassembly and cleaning of the filter screen plate when the filter screen plate is blocked. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a structural schematic diagram of an energy-saving fresh air ventilator described in the utility model;

[0025] Figure 2 This is an energy-saving fresh air ventilator described in the utility model. Figure 1 The enlarged view of point A in the middle;

[0026] Figure 3 This is a disassembled diagram of a filter screen plate and a quick-install component in an energy-saving fresh air ventilator described in the utility model.

[0027] The following are the descriptions of the reference numerals:

[0028] 1. Air duct; 2. Limiting mechanism; 201. Electric telescopic rod; 202. Bracket; 203. Limiting column; 204. Arc-shaped pressing plate; 3. Ear plate; 4. Fresh air fan body; 5. Filter screen plate; 6. Quick installation component; 601. Slide bar; 602. Slide groove; 603. Guide rail; 604. Magnetic strip II; 605. Magnetic strip I; 7. Air inlet pipe. Specific embodiments

[0029] In order to make the objectives, technical solutions and advantages of the present utility model clearer and more understandable, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present utility model and are not used to limit the present utility model.

[0030] As Figures 1 - 3 shown, in a kind of energy-saving fresh air ventilator in this embodiment, it includes a fresh air fan body 4. An air inlet pipe 7 is installed at the air inlet of the fresh air fan body 4. The top end of the air inlet pipe 7 is connected with an air duct 1 through a limiting mechanism 2. A filter screen plate 5 is installed at the air outlet of the fresh air fan body 4. A quick installation component 6 is installed between the fresh air fan body 4 and the filter screen plate 5. Among them, the limiting mechanism 2 includes brackets 202 symmetrically installed on both sides of the air inlet pipe 7, an electric telescopic rod 201 installed in the middle of the top end of the bracket 202, an arc-shaped pressing plate 204 installed at the telescopic part of the electric telescopic rod 201, and a limiting column 203 installed at the bottom end of the arc-shaped pressing plate 204. After the end heads of the air duct 1 and the air inlet pipe 7 are assembled, under the action of the electric telescopic rod 201, the arc-shaped pressing plate 204 and the limiting column 203 are driven to move downward, so that the limiting column 203 is inserted into the flange holes on the air duct 1 and the air inlet pipe 7 itself, thereby realizing reliable limiting of the air duct 1 and the air inlet pipe 7 after assembly. The quick installation component 6 includes a guide rail 603 installed on one side wall of the fresh air fan body 4, slide grooves 602 opened on the upper and lower sides inside the installed guide rail 603, a filter screen plate 5 installed in the guide rail 603, slide bars 601 installed on the upper and lower sides of the filter screen plate 5 and cooperating with the slide grooves 602, a magnetic strip I 605 installed in the middle of one side wall of the filter screen plate 5, and a magnetic strip II 604 installed on the side wall of the guide rail 603 opposite to the magnetic strip I 605. After the magnetic strip I 605 and the magnetic strip II 604 are attracted, reliable limiting of the filter screen plate 5 in the guide rail 603 can be realized.

[0031] As Figures 1 - 3 shown, in this embodiment, four ear plates 3 are also symmetrically installed at the corners of both side walls of the fresh air fan body 4. Through holes are opened on each ear plate 3. The ear plates 3 cooperate with external bolts to fix the fresh air fan body 4 at the corresponding use position indoors.

[0032] As Figures 1 - 3As shown, in this embodiment, the connection ends of the air duct 1 and the air inlet pipe 7 are each provided with a flange. The size of the limit post 203 matches the size of the holes provided on the flange, which can ensure the reliable assembly of the air inlet pipe 7 and the end of the air duct 1. The limit posts 203 are evenly distributed at the bottom end of the arc-shaped pressing plate 204. The arc-shaped pressing plate 204 is bolted to the telescopic part of the electric telescopic rod 201. The fixed part of the electric telescopic rod 201 is bolted to the bracket 202. The bracket 202 is of an inverted L-shaped structure, and the bracket 202 is bolted to the fresh air fan body 4, which can ensure the reliable installation and fixation of the electric telescopic rod 201 on the fresh air fan body 4.

[0033] As Figures 1 - 3 shown, in this embodiment, the guide rail 603 is of a U-shaped structure. The slide bar 601 is slidably connected to the chute 602. The cooperation between the slide bar 601 and the chute 602 can achieve the convenient sliding of the filter screen plate 5. The magnetic strip 605 is bonded to the filter screen plate 5, and the magnetic strip 604 is bonded to the guide rail 603.

[0034] The specific implementation process of this embodiment is as follows: During use, first install the suction fan body at the corresponding position in the room through the ear plate 3 and externally. Then connect the fresh air fan body 4 and the electric telescopic rod 201 to the external power supply and control components. After the ends of the air duct 1 and the air inlet pipe 7 are assembled, under the action of the electric telescopic rod 201, the arc-shaped pressing plate 204 and the limit post 203 can be driven to move downward, so that the limit post 203 can be inserted into the flange holes provided on the air duct 1 and the air inlet pipe 7, thereby realizing the reliable limit of the air duct 1 and the air inlet pipe 7 after assembly. When it is necessary to disassemble and clean the blocked filter screen plate 5, the staff only needs to pull out the filter screen plate 5 from the guide rail 603 to achieve the convenient disassembly and cleaning of the filter screen plate 5.

[0035] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be obvious to those skilled in the art. The general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but will be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. An energy-saving fresh air ventilator, characterized in that: The invention comprises a fresh air fan body (4), an air inlet pipe (7) being installed at the air inlet of the fresh air fan body (4), the top end of the air inlet pipe (7) being connected to an air guide pipe (1) via a limiting mechanism (2), a filter screen plate (5) being installed at the air outlet of the fresh air fan body (4), and a quick-install component (6) being installed between the fresh air fan body (4) and the filter screen plate (5), wherein the limiting mechanism (2) comprises brackets (202) symmetrically installed on both sides of the air inlet pipe (7), an electric telescopic rod (201) installed at the middle of the top end of the bracket (202), an arc-shaped pressing plate (204) installed at the telescopic portion of the electric telescopic rod (201), and A limiting column (203) is installed at the bottom end of the arc-shaped pressure plate (204), and the quick-install component (6) includes a guide rail (603) installed on a side wall of the fresh air fan body (4), a slide groove (602) provided on the guide rail (603) and installed on upper and lower sides, a filter screen (5) installed in the guide rail (603), a slide bar (601) installed on the upper and lower sides of the filter screen (5) and cooperating with the slide groove (602), a magnetic attraction bar 1 (605) installed in the middle of one side wall of the filter screen (5), and a magnetic attraction bar 2 (604) installed on the side wall of the guide rail (603) facing the magnetic attraction bar 1 (605).

2. The energy-saving fresh air ventilator according to claim 1, characterized in that: Four ear plates (3) are symmetrically mounted at the corners on both side walls of the fresh air fan body (4), and each ear plate (3) is provided with a through hole.

3. An energy-saving fresh air ventilator according to claim 1, characterized in that: The connecting ends of the air guide pipe (1) and the air inlet pipe (7) are both provided with flanges, and the size of the limiting column (203) matches the size of the hole provided on the flange.

4. The energy-saving fresh air ventilator according to claim 3, characterized in that: The limiting columns (203) are distributed at equal intervals at the bottom end of the arc-shaped pressing plate (204), and the arc-shaped pressing plate (204) is bolted to the telescopic portion of the electric telescopic rod (201).

5. An energy-saving fresh air ventilator according to claim 1, characterized in that: The fixing portion of the electric telescopic rod (201) is bolted to the bracket (202); the bracket (202) is an inverted L-shaped structure; and the bracket (202) is bolted to the fresh air fan body (4).

6. The energy-saving fresh air ventilator according to claim 1, characterized in that: The guide rail (603) is a U-shaped structure, and the slide bar (601) is slidably connected to the slide groove (602).

7. An energy-saving fresh air ventilator according to claim 1, characterized in that: The first magnetic strip (605) is bonded to the filter screen plate (5), and the second magnetic strip (604) is bonded to the guide rail (603).

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