CN114893846A

CN114893846A - Medical building fresh air ventilation system

Info

Publication number: CN114893846A
Application number: CN202210543036.9A
Authority: CN
Inventors: 孙爱民; 刘英春; 李超; 何传民
Original assignee: Second Hospital of Shandong University
Current assignee: Second Hospital of Shandong University
Priority date: 2022-05-19
Filing date: 2022-05-19
Publication date: 2022-08-12

Abstract

The invention belongs to the technical field of fresh air ventilation systems, in particular to a fresh air ventilation system for medical buildings, which comprises a fresh air machine shell, wherein a first filter screen is arranged on the front surface of the fresh air machine shell in a sliding manner, fixing strips are symmetrically fixed on the back side surface of the fresh air machine shell, motors are fixedly arranged on the two fixing strips, a second filter screen is fixedly arranged on the side surface of the fresh air machine shell close to the motors, one end of each motor is connected with a fan blade, the fan blades can rotate through the motors, the fan blades are arranged in the fresh air machine shell and connected with a fixing frame, the two filter screens which can be quickly disassembled are arranged on the fresh air machine shell, one filter screen can be used for cleaning the other filter screen by replacing and disassembling when the device is used, the device can be used for cleaning the filter screens, and the indoor ventilation time is further increased, is favorable for the freshness of indoor air and has higher practicability.

Description

Medical building fresh air ventilation system

Technical Field

The invention belongs to the technical field of fresh air ventilation systems, and particularly relates to a fresh air ventilation system for a medical building.

Background

The ventilator is an air conditioning appliance, which drives blades to rotate by a motor to drive airflow so as to exchange indoor air and outdoor air. Also known as a ventilating fan. The purpose of ventilation is to remove dirty air from the room, regulate temperature, humidity and sensory effects. The ventilating fan is widely applied to families and public places.

The ventilator is widely applied to various mechanism places, in hospitals, because the medicine in the medical mechanism gives off strong smell, a fresh air ventilator is usually used to change the indoor air and the outdoor air to achieve the purpose of fresh indoor air, a fresh air system usually has a filter screen structure for air filtration, and the fresh air system needs to be disassembled and cleaned after being used for a period of time, but because the filter screen in the prior art is usually installed by screws, a specific disassembling tool is needed during disassembly, and the filter screen needs to be continuously screwed and disassembled, so that the ventilation system is relatively troublesome.

Disclosure of Invention

In order to solve the problems in the prior art, the invention provides a fresh air ventilation system for a medical building, which has the characteristics of double-layer filter screens and quick disassembly.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a medical building new trend air exchange system, includes the new fan shell, the new fan shell openly slides and is provided with first filter screen, new fan shell back of the body side symmetry is fixed with the fixed strip, two the installation is fixed with the motor on the fixed strip, is close the motor fixed mounting has the second filter screen on the side of new fan shell, motor one end is connected with the flabellum, the flabellum accessible the motor rotates, the flabellum sets up new fan shell is inside and be connected with the mount, the installation has the third filter screen on the mount, the symmetry is provided with on the third filter screen and revolves wrong subassembly, revolve wrong subassembly with the mount screw thread closes soon, third filter screen accessible revolve wrong subassembly and install or dismantle.

As a preferred technical solution of the present invention, clamping strips are symmetrically fixed at one end of the fresh air blower housing close to the first filter screen, clamping components are symmetrically arranged at one end of the first filter screen close to the fresh air blower housing, the clamping components can slide along the axial direction of the clamping strips, and the first filter screen can be detached or installed from or on the clamping strips through the clamping components.

As a preferred technical scheme of the invention, the middle part of the fan blade is provided with a rotating shaft rod in a penetrating way, the head and the tail ends of the rotating shaft rod are respectively connected with the fixed frame and the motor, and the rotating shaft rod penetrates through the fixed frame.

As a preferable technical solution of the present invention, the third filter screen can slide inside the fresh air blower housing and can be detached by the screw assembly provided at a side thereof.

As a preferred technical scheme of the invention, the bottom of the front side of the shell of the fresh air fan is provided with a pin hole.

As a preferred technical solution of the present invention, a moving pin is slidably inserted into the pin hole, and the moving pin penetrates through the first filter screen, and the first filter screen can be installed or detached by inserting the moving pin.

As a preferred technical scheme of the present invention, a connecting piece is sleeved on the moving pin, the moving pin can slide on the connecting piece, a fixed column is arranged at one end of the connecting piece, which is far away from the moving pin, in a penetrating manner, the connecting piece can rotate through the fixed column, the fixed column is fixed on the first filter screen, a pull ring is fixed at one end of the moving pin, which is far away from the connecting piece, a spring is arranged between the pull ring and the connecting piece and around the moving pin, the moving pin can move through the spring, and the moving pin can rotate through the connecting piece.

Compared with the prior art, the invention has the beneficial effects that: the two filter screens which can be quickly disassembled are arranged on the novel air exchange device, when the novel air exchange device is used, one filter screen can be used for cleaning the other filter screen through the replacement type disassembly and cleaning, the novel air exchange device can be used when the filter screens are cleaned, the indoor air exchange time is further prolonged, the novel air exchange device is beneficial to the freshness of indoor air, and the practicability is high.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic bottom view of the present invention;

FIG. 4 is a partial inner side view of the present invention;

FIG. 5 is a schematic diagram of a detailed structure of the present invention;

FIG. 6 is an enlarged view of the structure at A in FIG. 3 according to the present invention;

in the figure: 1. a fresh air machine housing; 2. a first filter screen; 3. a fixing strip; 4. a second filter screen; 5. a motor; 6. clamping the assembly; 7. clamping the strip; 8. a pin hole; 9. a third filter screen; 10. a screwing assembly; 11. a fixed mount; 12. a fan blade; 13. a pull ring; 14. a moving pin; 15. a spring; 16. connecting sheets; 17. and (5) fixing the column.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 invention.

Examples

Referring to fig. 1-6, the present invention provides the following technical solutions: a medical building fresh air ventilation system comprises a fresh air machine shell 1, wherein a first filter screen 2 is arranged on the front side of the fresh air machine shell 1 in a sliding mode, fixing strips 3 are symmetrically fixed on the back side face of the fresh air machine shell 1, a motor 5 is fixedly installed on the two fixing strips 3, a second filter screen 4 is fixedly installed on the side face, close to the motor 5, of the fresh air machine shell 1, one end of the motor 5 is connected with a fan blade 12, the fan blade 12 can rotate through the motor 5, the fan blade 12 is arranged inside the fresh air machine shell 1 and connected with a fixing frame 11, a third filter screen 9 is installed on the fixing frame 11, screwing assemblies 10 are symmetrically arranged on the third filter screen 9, the screwing assemblies 10 are in threaded screwing engagement with the fixing frame 11, and the third filter screen 9 can be installed or detached through the screwing assemblies 10, the first filter screen 2 slides upwards from the lower part of the fresh air fan shell 1, and then the moving pin 14 is pulled and rotated to be inserted into the pin hole 8 without error, so that the first filter screen 2 can be installed, and the operation is only reversed if the first filter screen is required to be disassembled; when the third filter screen 9 is installed, the first filter screen 2 needs to be disassembled firstly, and then the screwing component 10 on the third filter screen 9 is rotated anticlockwise to be separated from the fixed frame 11, so that the disassembly can be carried out, and the installation only needs to rotate the screwing component 10 clockwise; during the use, inlay this device and install to indoor wall suitable position, open motor 5 and can carry out the work of taking a breath.

Specifically, the end of the fresh air machine housing 1 close to the first filter screen 2 is symmetrically fixed with the clamping strip 7, the end of the fresh air machine housing 1 close to the first filter screen 2 is symmetrically provided with the clamping component 6, the clamping component 6 can slide along the axial direction of the clamping strip 7, and the first filter screen 2 can be detached or installed through the clamping component 6 and the clamping strip 7.

Specifically, the pivot pole has been worn to establish in flabellum 12 middle part, pivot pole head and tail end respectively with

mount

11 and 5 interconnect of motor, and the pivot pole runs through mount 11, and in this embodiment, mount 11 can play the supporting role to flabellum 12, also can play certain fixed and limiting displacement to third filter screen 9.

Specifically, the third filter screen 9 can slide inside the fresh air fan housing 1 and can be disassembled and assembled by the screwing component 10 arranged on the side of the third filter screen.

Specifically, the front bottom of the fresh air fan housing 1 is provided with a pin hole 8, and in this embodiment, the pin hole 8 is a waist-shaped hole, so that the moving pin 14 can be better inserted to fix the first filter screen 2.

Specifically, sliding insertion is equipped with the removal round pin 14 on pinhole 8, and removal round pin 14 runs through first filter screen 2 and first filter screen 2 accessible removal round pin 14 is inserted and is established the installation or break away from the dismantlement, and in this embodiment, the setting of removal round pin 14 also can save the staff and look for the instrument of dismantling or installing, further improves the efficiency that the filter screen was dismantled to the device, convenient to use.

Specifically, the cover is equipped with connection piece 16 on removal round pin 14, removal round pin 14 can slide on connection piece 16, connection piece 16 is kept away from removal round pin 14 one end and is worn to be equipped with fixed column 17, connection piece 16 accessible fixed column 17 rotates, fixed column 17 is fixed on first filter screen 2, removal round pin 14 is kept away from connection piece 16 one end and is fixed with pull ring 13, it is provided with spring 15 to overlap ring removal round pin 14 between pull ring 13 and the

connection piece

16, 14 accessible springs 15 of removal round pin move, 14 accessible connection pieces 16 of removal round pin rotate, in the embodiment, connection piece 16 can make removal round pin 14 rotate, it is laminated with first filter screen 2 to rotate its head end during the dismantlement, the staff can carry out the dismouting to it this moment, and convenient use.

The working principle and the using process of the invention are as follows: when the novel fan is used, the two groups of clamping components 6 on the first filter screen 2 and the two groups of clamping strips 7 on the novel fan shell 1 are aligned, the first filter screen 2 slides from the lower part of the novel fan shell 1, and then the moving pin 14 is pulled and rotated to be inserted into the pin hole 8 without error, so that the first filter screen 2 can be installed, and only the operation needs to be reversed if the first filter screen 2 needs to be disassembled; when the third filter screen 9 is installed, the first filter screen 2 needs to be disassembled firstly, and then the screwing component 10 on the third filter screen 9 is rotated anticlockwise to be separated from the fixed frame 11, so that the disassembly can be carried out, and the installation only needs to rotate the screwing component 10 clockwise; during the use, inlay this device and install to indoor wall suitable position, open motor 5 and can carry out the work of taking a breath.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.

In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; they may be mechanically coupled, directly coupled, or indirectly coupled through intervening agents, both internally and/or in any other manner known to those skilled in the art. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

It is noted that in the present disclosure, unless otherwise explicitly specified or limited, a first feature "on" or "under" a second feature may be directly contacted with the first and second features, or indirectly contacted with the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a medical treatment building new trend air exchange system, includes new fan shell (1), its characterized in that: the front surface of the fresh air machine shell (1) is provided with a first filter screen (2) in a sliding manner, fixing strips (3) are symmetrically fixed on the back side surface of the fresh air machine shell (1), motors (5) are fixedly installed on the two fixing strips (3), a second filter screen (4) is fixedly installed on the side surface of the fresh air machine shell (1) close to the motors (5), one end of the motor (5) is connected with a fan blade (12), the fan blade (12) can rotate through the motor (5), the fan blades (12) are arranged inside the fresh air fan shell (1) and connected with a fixed frame (11), the fixed frame (11) is provided with a third filter screen (9), the third filter screen (9) is symmetrically provided with screwing components (10), the screwing component (10) is screwed with the fixed frame (11), and the third filter screen (9) can be installed or detached through the screwing component (10).

2. The medical building fresh air ventilation system according to claim 1, wherein: fresh air machine shell (1) is close first filter screen (2) one end symmetry is fixed with card strip (7), first filter screen (2) are close fresh air machine shell (1) one end symmetry is provided with block subassembly (6), block subassembly (6) can be followed block strip (7) axial slides, first filter screen (2) accessible block subassembly (6) with block strip (7) are dismantled or are installed.

3. The medical building fresh air ventilation system according to claim 2, wherein: the middle of the fan blade (12) is provided with a rotating shaft rod in a penetrating mode, the head end and the tail end of the rotating shaft rod are respectively connected with the fixing frame (11) and the motor (5) in an interconnecting mode, and the rotating shaft rod penetrates through the fixing frame (11).

4. The medical building fresh air ventilation system according to claim 3, wherein: the third filter screen (9) can slide in the fresh air machine shell (1) and can be disassembled and assembled through the screwing component (10) arranged on the side of the fresh air machine shell.

5. The fresh air ventilation system for medical buildings according to claim 4, characterized in that: the front bottom of the fresh air machine shell (1) is provided with a pin hole (8).

6. The fresh air ventilation system for medical buildings according to claim 5, characterized in that: a moving pin (14) is slidably inserted into the pin hole (8), and the moving pin (14) penetrates through the first filter screen (2), so that the first filter screen (2) can be installed in an inserted mode or detached from the inserted mode through the moving pin (14).

7. The fresh air ventilation system for medical buildings according to claim 6, characterized in that: the filter screen is characterized in that a connecting piece (16) is sleeved on the moving pin (14), the moving pin (14) can slide on the connecting piece (16), a fixing column (17) penetrates through one end, far away from the moving pin (14), of the connecting piece (16), the connecting piece (16) can rotate through the fixing column (17), the fixing column (17) is fixed on the first filter screen (2), a pull ring (13) is fixed at one end, far away from the connecting piece (16), of the moving pin (14), a spring (15) is arranged between the pull ring (13) and the connecting piece (16) in a sleeved mode, the moving pin (14) can move through the spring (15), and the moving pin (14) can rotate through the connecting piece (16).