Filtering mechanism of fresh air device for intelligent building

Abstract

The utility model discloses an intelligent building fresh air device's filter mechanism, including the vent pipe, the bottom of vent pipe is fixedly connected with spare pipe, the both sides of vent pipe are communicated with U-shaped pipe, the inner side of U-shaped pipe is mutually communicated with spare pipe both sides, and the spare pipe is communicated with the spare pipe both sides. And first electronic control valves are arranged on the surface of the U-shaped pipe and located on the two sides of the ventilation pipe. The first electronic control valve is closed, the second electronic control valve is opened, fresh air flows through the standby pipe, then the rotating block on the ventilation pipe is rotated, the rotating block drives the limiting block to move towards the outer side, the limiting block is separated from the surface of the connecting plate, then the handle on the ventilation pipe is pulled upwards, the filter box is pulled out of the ventilation pipe, and the ventilation pipe is opened. And the filter box can be mounted and fixed by contrary to the operation steps, and at the moment, the fresh air system does not need to be shut down to replace the filter mechanism, so that the effect of conveniently replacing the filter mechanism is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of intelligent buildings, in particular to a filtering mechanism of a fresh air device for an intelligent building. Background Art

[0002] Fresh air refers to the air outside the building, or the air that has not been circulated by the air conditioning and ventilation system before entering the building. The fresh air outlets of air-conditioning units, fresh air units and variable air volume air-conditioning units are directly connected to the external space of the building to introduce fresh air. At present, many buildings will set up fresh air systems to replace the indoor air of the building and ensure the quality of the indoor air. Usually, a filtering mechanism will be set in the fresh air system to filter the air entering the room.

[0003] In the process of replacing the indoor air in a building, a fresh air unit is needed. However, it is not easy to replace the filter mechanism of the existing fresh air unit. After a period of use, a lot of dust will accumulate on the surface of the filter mechanism, and it needs to be replaced regularly. At present, when disassembling and assembling the filter mechanism, it is usually necessary to dismantle the pipes and other structures of the fresh air system before replacement. This operation takes a long time, which causes the fresh air system to be shut down for a long time, affecting the normal use of the fresh air system.

[0004] Therefore, it is necessary to redesign the fresh air unit to effectively prevent the phenomenon that it is inconvenient to replace the filtering mechanism. Utility Model Content

[0005] In order to solve the problems raised in the above-mentioned background technology, the purpose of the utility model is to provide a filtering mechanism for a fresh air device for intelligent buildings, which has the advantage of easy replacement of the filtering mechanism, and solves the problem that the existing fresh air units are inconvenient to replace the filtering mechanism. After the filtering mechanism has been used for a period of time, a lot of dust will accumulate on the surface and it needs to be replaced regularly. At present, when disassembling and assembling the filtering mechanism, it is usually necessary to dismantle the pipes and other structures of the fresh air system before replacement. This operation takes a long time, causing the fresh air system to be shut down for a long time, affecting the normal use of the fresh air system.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a filtering mechanism of a fresh air device for an intelligent building, comprising a ventilation pipe, a spare pipe is fixedly connected to the bottom of the ventilation pipe, both sides of the ventilation pipe are connected with U-shaped pipes, the inner side of the U-shaped pipe is connected with the two sides of the spare pipe, an electronic control valve 1 is arranged on the surface of the U-shaped pipe and located on both sides of the ventilation pipe, an electronic control valve 2 is arranged on the surface of the U-shaped pipe and located on both sides of the spare pipe, a connecting pipe is connected to the outside of the U-shaped pipe, a filter box is arranged at the bottom of the inner wall of the ventilation pipe and the top of the inner wall of the spare pipe, and the inner wall of the filter is fixedly connected with A filter screen, the outer side of the filter box is fixedly connected with a connecting plate, the top of the ventilation pipe and the bottom of the spare pipe are fixedly connected with a placement box, the number of the placement boxes is four, the inner wall of the placement box is slidably connected with a slider, the inner side of the slider is fixedly connected with a limit block used in conjunction with the connecting plate, the outer side of the slider is movably connected with a connecting rod through a pin shaft, the outer side of the connecting rod is movably connected with a screw sleeve through a pin shaft, the inner wall of the screw sleeve is threadedly connected with a screw, the front and rear sides of the screw are movably connected to the inner wall of the placement box through bearings, and the rear side of the screw penetrates to the rear side of the placement box and is fixedly connected with a rotating block.

[0007] As a preferred embodiment of the present invention, a protective shell is provided on the outer side of the U-shaped tube, and the inner side of the protective shell is fixedly connected to the ventilation pipe.

[0008] As a preferred embodiment of the present invention, a card block is fixedly connected to the inner side of the filter box, and the number of the card blocks is six.

[0009] As a preferred embodiment of the present invention, a handle is fixedly connected to the outer side of the connecting plate, and the handle is U-shaped.

[0010] As a preferred embodiment of the present invention, a protective cover is provided on the surface of the handle, and the material of the protective cover is foam.

[0011] As a preferred embodiment of the present invention, the surface of the rotating block is provided with anti-slip grooves, and the shape of the anti-slip grooves is rhombus.

[0012] As a preferred embodiment of the present invention, a sealing gasket is fixedly connected to the inner side of the connecting plate, and the sealing gasket is made of rubber.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0014] 1. The utility model first closes the electronic control valve 1 and opens the electronic control valve 2 to allow fresh air to flow through the spare pipe. Then, the rotating block on the ventilation pipe is rotated, and the rotating block drives the limit block to move outward, so that the limit block is separated from the surface of the connecting plate. Then, the handle on the ventilation pipe is pulled upward to pull the filter box out of the ventilation pipe, so as to disassemble the filter box. The filter box can be installed and fixed in the opposite way to the above-mentioned operating steps. At this time, the filter mechanism can be replaced without stopping the fresh air system, thereby achieving the effect of facilitating the replacement of the filter mechanism.

[0015] 2. The utility model can protect the U-shaped tube by providing a protective shell to prevent the U-shaped tube from being damaged during use. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a three-dimensional diagram of the ventilation pipe structure of the utility model;

[0017] Figure 2 This is a front cross-sectional view of the ventilation pipe structure of the utility model;

[0018] Figure 3 This is a top sectional view of the placement box structure of the utility model;

[0019] Figure 4 This is a front cross-sectional view of the filter box structure of the utility model.

[0020] In the figure: 1. ventilation pipe; 2. spare pipe; 3. U-shaped pipe; 4. electronic control valve 1; 5. electronic control valve 2; 6. connecting pipe; 7. filter box; 8. filter screen; 9. connecting plate; 10. placement box; 11. slider; 12. limit block; 13. connecting rod; 14. screw sleeve; 15. screw; 16. rotating block; 17. protective shell; 18. block; 19. handle; 20. protective cover; 21. anti-slip pattern; 22. sealing gasket. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] like Figures 1 to 4As shown, the utility model provides a filtering mechanism of a fresh air device for an intelligent building, comprising a ventilation pipe 1, a spare pipe 2 is fixedly connected to the bottom of the ventilation pipe 1, U-shaped pipes 3 are connected to both sides of the ventilation pipe 1, the inner side of the U-shaped pipe 3 is connected to both sides of the spare pipe 2, an electronic control valve 1 4 is arranged on the surface of the U-shaped pipe 3 and located on both sides of the ventilation pipe 1, an electronic control valve 2 5 is arranged on the surface of the U-shaped pipe 3 and located on both sides of the spare pipe 2, a connecting pipe 6 is connected to the outside of the U-shaped pipe 3, a filter box 7 is arranged at the bottom of the inner wall of the ventilation pipe 1 and the top of the inner wall of the spare pipe 2, a filter net 8 is fixedly connected to the inner wall of the filter, and a filter net 8 is fixedly connected to the outer side of the filter box 7. A connecting plate 9 is connected, and a placement box 10 is fixedly connected to the top of the ventilation pipe 1 and the bottom of the spare pipe 2. There are four placement boxes 10. A slider 11 is slidably connected to the inner wall of the placement box 10. A limit block 12 used in conjunction with the connecting plate 9 is fixedly connected to the inner side of the slider 11. A connecting rod 13 is movably connected to the outer side of the slider 11 through a pin shaft. A screw sleeve 14 is movably connected to the outer side of the connecting rod 13 through a pin shaft. A screw 15 is threadedly connected to the inner wall of the screw sleeve 14. The front and rear sides of the screw 15 are movably connected to the inner wall of the placement box 10 through bearings. The rear side of the screw 15 penetrates to the rear side of the placement box 10 and is fixedly connected to a rotating block 16.

[0023] refer to Figure 2 A protective shell 17 is provided on the outer side of the U-shaped tube 3 , and the inner side of the protective shell 17 is fixedly connected to the ventilation pipe 1 .

[0024] As a technical optimization solution of the present invention, by providing a protective shell 17, the U-shaped tube 3 can be protected to prevent the U-shaped tube 3 from being damaged during use.

[0025] refer to Figure 4 A clamping block 18 is fixedly connected to the inner side of the filter box 7, and the number of the clamping blocks 18 is six.

[0026] As a technical optimization solution of the present invention, by providing a block 18, the range of movement of the filter box 7 can be limited to prevent the filter box 7 from shaking during use.

[0027] refer to Figure 1 A handle 19 is fixedly connected to the outer side of the connecting plate 9, and the shape of the handle 19 is U-shaped.

[0028] As a technical optimization solution of the present invention, by providing the handle 19 , the contact area between the user's hands and the connecting plate 9 can be increased, making it easier for the user to move the connecting plate 9 .

[0029] refer to Figure 1 A protective cover 20 is provided on the surface of the handle 19, and the material of the protective cover 20 is foam.

[0030] As a technical optimization solution of the present invention, by providing the protective cover 20 , the hands of the user can be protected to prevent the hands of the user from being bumped and injured by the handle 19 .

[0031] refer to Figure 3 The surface of the rotating block 16 is provided with anti-skid patterns 21, and the shape of the anti-skid patterns 21 is rhombus.

[0032] As a technical optimization solution of the present invention, by providing the anti-slip grooves 21, the friction between the user's hands and the rotating block 16 can be increased to prevent the rotating block 16 from slipping out of the user's hands during use.

[0033] refer to Figure 4 A sealing gasket 22 is fixedly connected to the inner side of the connecting plate 9, and the material of the sealing gasket 22 is rubber.

[0034] As a technical optimization solution of the present invention, by providing a sealing gasket 22, the sealing performance between the connecting plate 9 and the ventilation pipe 1 and the spare pipe 2 can be increased, which is convenient for users to use.

[0035] The working principle and use process of the utility model are as follows: when it is necessary to replace and disassemble the filter mechanism, the electronic control valve 1 4 is closed and the electronic control valve 2 5 is opened to change the flow path of the fresh air and flow through the spare pipe 2. Then, the rotating block 16 on the ventilation pipe 1 is rotated, and the rotating block 16 drives the screw 15 to rotate, and the screw 15 drives the screw sleeve 14 to move backward. The screw sleeve 14 drives the connecting rod 13 to rotate with the pin as the center of the circle, and the connecting rod 13 drives the slider 11 to move outward, and the slider 11 drives the limit block 12 to move outward, so that the limit block 12 is separated from the surface of the connecting plate 9. Then, the handle 19 on the ventilation pipe 1 is pulled upward, and the handle 19 drives the connecting plate 9 to move upward, and the connecting plate 9 drives the filter box 7 to move upward, and the filter box 7 is pulled out of the ventilation pipe 1, so as to disassemble the filter box 7. The filter box 7 can be installed and fixed in the opposite way to the above-mentioned operation steps. At this time, the filter mechanism can be replaced without stopping the fresh air system, thereby achieving the effect of facilitating the replacement of the filter mechanism.

[0036] To sum up: the filtering mechanism of the fresh air device for intelligent buildings solves the problem that it is inconvenient to replace the filtering mechanism of the existing fresh air unit by arranging ventilation pipe 1, spare pipe 2, U-shaped pipe 3, electronic control valve 1 4, electronic control valve 2 5, connecting pipe 6, filter box 7, filter net 8, connecting plate 9, placement box 10, slider 11, limit block 12, connecting rod 13, screw sleeve 14, screw 15, and rotating block 16. After the filtering mechanism has been used for a period of time, a lot of dust will accumulate on the surface and it needs to be replaced regularly. At present, when disassembling and assembling the filtering mechanism, it is usually necessary to disassemble the pipes and other structures of the fresh air system before replacement. This operation time is long, which makes the fresh air system shut down for a long time, affecting the normal use of the fresh air system.

[0037] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprises" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0038] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A filtering mechanism for a fresh air device for an intelligent building, comprising a ventilation pipe (1), characterized in that: The bottom of the ventilation pipe (1) is fixedly connected to a spare pipe (2), both sides of the ventilation pipe (1) are connected to U-shaped pipes (3), the inner side of the U-shaped pipe (3) is connected to both sides of the spare pipe (2), the surface of the U-shaped pipe (3) and both sides of the ventilation pipe (1) are provided with electronic control valves (4), the surface of the U-shaped pipe (3) and both sides of the spare pipe (2) are provided with electronic control valves (5), the outer side of the U-shaped pipe (3) is connected to a connecting pipe (6), the bottom of the inner wall of the ventilation pipe (1) and the top of the inner wall of the spare pipe (2) are provided with filter boxes (7), the inner wall of the filter is fixedly connected to a filter screen (8), the outer side of the filter box (7) is fixedly connected to a connecting plate (9), the top of the ventilation pipe (1) is provided with a filter screen (8), the outer side of the filter box (7) is fixedly connected to a connecting plate (9), the top of the ventilation pipe (1) is provided with a filter screen (8), the outer side of the filter box (7) is fixedly connected to a connecting plate (9), the top of the ventilation pipe (1) is provided with a filter screen (8), the inner wall of the filter ... outer side of the filter box (7) is fixedly connected to a connecting plate (9), the outer side of the filter box (7) is fixedly connected to a connecting plate (9), the outer side of the filter box (7) is fixedly connected to a connecting plate (9), the outer side of the filter box (7) is fixedly connected to a connecting plate (9), the inner side of the ventilation pipe (1) is fixedly connected to a connecting plate (9 The bottom of the top and the spare pipe (2) are fixedly connected with a placement box (10), the number of the placement boxes (10) is four, the inner wall of the placement box (10) is slidably connected with a slider (11), the inner side of the slider (11) is fixedly connected with a limit block (12) used in conjunction with the connection plate (9), the outer side of the slider (11) is movably connected with a connecting rod (13) through a pin shaft, the outer side of the connecting rod (13) is movably connected with a screw sleeve (14) through a pin shaft, the inner wall of the screw sleeve (14) is threadedly connected with a screw rod (15), the front side and the rear side of the screw rod (15) are movably connected to the inner wall of the placement box (10) through bearings, and the rear side of the screw rod (15) penetrates to the rear side of the placement box (10) and is fixedly connected with a rotating block (16).

2. The filter mechanism of the fresh air device for intelligent buildings according to claim 1, characterized in that: A protective shell (17) is provided on the outer side of the U-shaped tube (3), and the inner side of the protective shell (17) is fixedly connected to the ventilation pipe (1).

3. The filter mechanism of the fresh air device for intelligent buildings according to claim 1, characterized in that: A clamping block (18) is fixedly connected to the inner side of the filter box (7), and the number of the clamping blocks (18) is six.

4. The filter mechanism of the fresh air device for intelligent buildings according to claim 1, characterized in that: A handle (19) is fixedly connected to the outer side of the connecting plate (9), and the handle (19) is in a U-shape.

5. The filtering mechanism of the fresh air device for intelligent buildings according to claim 4, characterized in that: A protective sleeve (20) is provided on the surface of the handle (19), and the material of the protective sleeve (20) is foam.

6. The filter mechanism of the fresh air device for intelligent buildings according to claim 1, characterized in that: The surface of the rotating block (16) is provided with anti-skid patterns (21), and the shape of the anti-skid patterns (21) is rhombus-shaped.

7. The filter mechanism of the fresh air device for intelligent buildings according to claim 1, characterized in that: A sealing gasket (22) is fixedly connected to the inner side of the connecting plate (9), and the sealing gasket (22) is made of rubber.

Images