CN217274641U - New trend filter equipment that warm engineering of leading to was used - Google Patents

Abstract

The utility model relates to a fresh air filter device for HVAC engineering, comprising a filter box body and a filter screen; the outside of the filter screen is provided with an installation component, and the outside of the box body is provided with a cleaning component extending into it, The installation assembly includes an insert block that is fixedly installed on the outside of the filter screen, a connecting sleeve is fixedly installed on the inner wall of the filter box, and a return spring is fixedly installed on the inner wall of the connecting sleeve, and the cleaning assembly includes a fixed installation on the inner wall. The motor outside the filter box is fixedly installed with a threaded rod on the output shaft of the motor, and a threaded sleeve is threadedly connected to the outside of the threaded rod. The fresh air filter device for HVAC engineering drives the threaded rod to rotate by starting the motor. The rotation of the threaded rod drives the threaded sleeve to move up and down. The displacement of the threaded sleeve drives the displacement of the installation rod and the cleaning brush, and at the same time drives the displacement of the sliding sleeve. Through the displacement of the cleaning brush , thereby facilitating the cleaning of the filter screen and achieving the advantage of being easy to clean.

Description

A fresh air filter device for HVAC engineering

technical field

The utility model relates to the technical field of equipment storage, in particular to a fresh air filter device for HVAC engineering.

Background technique

HVAC is an integral part of the building, including: heating, ventilation and air threads. It is also a training field for building environmental control, building energy conservation and building facility intelligent technology, with public facility systems such as air conditioning, heating and ventilation. .

With the continuous installation and use of fresh air filter devices for HVAC engineering, the following problems were found during use: For example, the traditional filter devices for HVAC engineering could not clean the filter screen, resulting in blockage of the filter screen and The filter screen of the filter device cannot be replaced according to the local air demand, resulting in low flexibility of the device and low work efficiency. Therefore, a fresh air filter device for HVAC engineering is proposed to solve the existing problem.

Utility model content

In view of the deficiencies of the prior art, the utility model provides a fresh air filter device for HVAC engineering, which has the advantages of being easy to clean, and solves the problems that the filter screen is easily blocked and the filter screen cannot be replaced as required.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a fresh air filter device for HVAC engineering, comprising a filter box and a filter screen; an installation component is provided on the outside of the filter screen, and the outside of the box body has a cleaning element extending into it;

The installation assembly includes an insert block fixedly installed on the outside of the filter screen, a connection sleeve is fixedly installed on the inner wall of the filter box, and a return spring is fixedly installed on the inner wall of the connection sleeve;

The cleaning assembly includes a motor fixedly installed on the outside of the filter box, a threaded rod is fixedly installed on the output shaft of the motor, the outer threaded rod is threadedly connected with a threaded sleeve, and the right side of the threaded sleeve is fixedly installed with a threaded rod. An installation rod is fixedly installed with a cleaning brush at one end of the installation rod away from the threaded sleeve.

Further, an air inlet pipe and an air outlet pipe are respectively fixed and installed on the outside of the filter box body, and a connection port adapted to the air inlet pipe and the air outlet pipe is respectively opened on the outer wall of the filter box body.

Further, a mounting seat and a connecting seat are respectively fixedly installed on the outer wall of the filter box, the number of the connecting seat is two, and the opposite sides of the two connecting seats are fixedly installed with sliding rods. The outer sliding connection has a sliding sleeve.

Further, the inside of the filter box is provided with a sliding port, the cleaning brush extends through the sliding port to the inside of the filter box, the cleaning brush is slidably connected with the sliding port, and the cleaning brush is movable with the surface of the filter screen connect.

Further, the number of installation rods in the cleaning assembly is two, the opposite ends of the two installation rods are fixedly connected to the left and right sides of the cleaning brush, and the right end of the installation rod on the right side is fixedly connected to the left side of the sliding sleeve.

Further, the insert block extends to the inside of the connection sleeve, the insert block is movably connected with the return spring, and the number of the installation components is four.

Further, a drainage plate is fixedly installed on the inner wall of the filter box body, the outside of the filter box body is provided with a connecting component extending into it, and the inside of the filter box body is movably connected with a collection box extending outside. .

Compared with the prior art, the technical solution of the present application has the following beneficial effects:

1. The fresh air filter device used in the HVAC project drives the threaded rod to rotate by starting the motor. The rotation of the threaded rod drives the threaded sleeve to move up and down. The displacement of the threaded sleeve drives the displacement of the installation rod and the cleaning brush, and drives the displacement of the sliding sleeve. The displacement of the filter screen is convenient to clean, and the advantage of easy cleaning is achieved.

2. For the fresh air filter device used in this HVAC project, the insert block on the right side of the filter screen is placed inside the connecting sleeve, and then the return spring is forced to shorten the length, and then the left insert block of the filter screen is placed on the connecting sleeve. Therefore, different types of filters can be installed, which is convenient for more perfect filtering of pollutants in the outside air, effectively increasing the flexibility of the device and increasing the applicability of the device.

Description of drawings

Fig. 1 is the structural sectional view of the utility model;

Fig. 2 is the enlarged structural representation of A shown in Fig. 1 in the utility model;

FIG. 3 is an enlarged structural schematic diagram of B shown in FIG. 1 in the present invention.

In the picture: 1 filter box, 2 air inlet pipe, 3 air outlet pipe, 4 filter screen, 5 insert block, 6 connection sleeve, 7 return spring, 8 motor, 9 threaded rod, 10 threaded sleeve, 11 installation rod, 12 Cleaning brush, 13 sliding rod, 14 sliding sleeve, 15 drainage plate, 16 collecting box, 17 mounting seat.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Please refer to FIGS. 1-3 , a fresh air filter device for HVAC engineering in this embodiment includes a filter box 1 and a filter screen 4 . The outside of the filter screen 4 is provided with installation components, and the outside of the box body 1 is provided with There is a cleaning component extending into it. The outside of the filter box 1 is respectively fixed with an air inlet pipe 2 and an air outlet pipe 3. The outer wall of the filter box 1 is respectively provided with an air inlet pipe 2 and an air outlet pipe 3. suitable connector.

Among them, when in use, the air inlet pipe 2 is connected with the air induction pipe. At this time, the exhaust gas enters the interior of the filter box 1 from the air inlet pipe 2, and the exhaust gas is filtered through the filter screen 4, and then passes through the air outlet pipe 3. The purified gas is discharged from the inside of the filter box 1 .

In order to facilitate the installation and disassembly of the filter screen 4, in this embodiment, the installation assembly includes a plug 5 that is fixedly installed outside the filter screen 4, and a connection sleeve 6 is fixedly installed on the inner wall of the filter box 1. The inner wall of the connection sleeve 6 A return spring 7 is fixedly installed on the upper part, the insert block 5 extends to the interior of the connecting sleeve 6, the insert block 5 is movably connected with the return spring 7, the number of installation components is four, and the insert block 5 extends to the interior of the connecting sleeve 6, and the insert block 5 is movably connected with the return spring 7, and the number of installation components is four. By placing the insert block 5 on the right side of the filter screen 4 inside the connection sleeve 6, then the return spring 7 is forced to shorten the length, and then the filter screen 4 is shortened. The left plug 5 is placed inside the connecting sleeve 6, so that different types of filters 4 can be installed, which is convenient for more perfect filtering of pollutants in the outside air, effectively increasing the flexibility of the device and increasing the applicability of the device .

In order to clean the filter screen 4, in this embodiment, the cleaning component includes a motor 8 fixedly installed on the outside of the filter box 1, a threaded rod 9 is fixedly installed on the output shaft of the motor 8, and the external thread of the threaded rod 9 is connected with a thread Sleeve 10, a mounting rod 11 is fixedly installed on the right side of the threaded sleeve 10, a cleaning brush 12 is fixedly installed at one end of the installation rod 11 away from the threaded sleeve 10, and a mounting seat 17 and a connecting seat are respectively fixedly installed on the outer wall of the filter box 1, The number of the connecting seat is two, and the opposite sides of the two connecting seats are fixedly installed with a sliding rod 13, and the outer sliding connection of the sliding rod 13 is slidably connected with a sliding sleeve 14. The starter motor 8 drives the threaded rod 9 to rotate, and the threaded rod 9 rotates to drive the thread. The sleeve 10 makes it move up and down. At this time, the displacement of the threaded sleeve 10 drives the displacement of the installation rod 11 and the cleaning brush 12, and at the same time drives the displacement of the sliding sleeve 14, so that the displacement of the cleaning brush 12 cleans the filter screen 4, which achieves the advantage of being easy to clean. It effectively solves the problem that the filter screen 4 is easy to be blocked.

The end of the threaded rod 9 away from the motor 8 is fixedly mounted with a bearing, and the side of the bearing away from the threaded rod 9 is movably connected to the outside of the mounting seat 17 .

In order to linearly displace the threaded sleeve 10, in this embodiment, a sliding port is opened inside the filter box 1, the cleaning brush 12 extends through the sliding port to the inside of the filter box 1, and the cleaning brush 12 is slidably connected with the sliding port to clean The brush 12 is movably connected to the surface of the filter screen. There are two installation rods 11 in the cleaning assembly. The opposite ends of the two installation rods 11 are fixedly connected to the left and right sides of the cleaning brush 12. The right end is fixedly connected to the left side of the sliding sleeve 14, and the sliding sleeve 14 is limited by the sliding rod 13, so that the sliding sleeve 14 and the threaded sleeve 10 can be linearly displaced during displacement, thereby achieving the limiting effect.

In order to facilitate the collection of dust, in this embodiment, a flow guide plate 15 is fixedly installed on the inner wall of the filter box 1 , and the outside of the filter box 1 is provided with a connecting component 18 extending into it, so that the internal movement of the filter box 1 A collection box 16 extending to the outside is connected, and the dust is introduced and drained through the guide plate 15, so that the dust can be placed inside the collection box 16, and then the collection box 16 is installed and disassembled through the connecting assembly 18, which is convenient for dust collection and removal.

It should be noted that the connection assembly 18 is composed of a frame fixedly installed outside the filter box 1, an insertion rod movably installed inside the frame, a mounting spring fixedly installed on the opposite side of the frame and the insertion rod, and a fixed installation on the outer wall of the insertion rod. The handle is composed of a handle, and the handle extends to the outside of the frame, the interior of the frame is provided with a sliding port that matches the handle, the interior of the collection box 16 is provided with an installation port that matches the insertion rod, and the upper surface of the collection box 16 is provided with a There is a feeding port, and the interior of the filter box 1 is provided with a connecting port that is adapted to the insertion rod. When in use, the displacement handle is used to drive the insertion rod to displace, so that the insertion rod is separated from the interior of the installation port, so as to facilitate the collection box 16 make a displacement.

The working principle of the above embodiment is:

By starting the motor 8, the threaded rod 9 is driven to rotate, and the rotation of the threaded rod 9 drives the threaded sleeve 10 to move up and down. At this time, the displacement of the threaded sleeve 10 drives the displacement of the mounting rod 11 and the cleaning brush 12, and drives the displacement of the sliding sleeve 14. Through the sliding rod 13. The sliding sleeve 14 is limited, so that the sliding sleeve 14 and the threaded sleeve 10 can be displaced linearly during displacement, so that the cleaning brush 12 is displaced to clean the filter screen 4, which achieves the advantage of easy cleaning and effectively solves the problem that the filter screen 4 is easy to be cleaned. clogging problem.

It should be noted that, in this document, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any relationship between these entities or operations. any such actual relationship or sequence exists. Moreover, the terms "comprising", "comprising" or any other variation thereof are intended to encompass a non-exclusive inclusion such that a process, method, article or device that includes a list of elements includes not only those elements, but also includes not explicitly listed or other elements inherent to such a process, method, article or apparatus. Without further limitation, an element qualified by the phrase "comprising a..." does not preclude the presence of additional identical elements in a process, method, article or apparatus that includes the element.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (7)

1. A fresh air filter device for HVAC engineering, comprising a filter box (1) and a filter screen (4), characterized in that: the outside of the filter screen (4) is provided with a mounting assembly, and the box ( 1) The exterior is provided with a cleaning assembly extending into it; The installation assembly includes an insert block (5) fixedly installed on the outside of the filter screen (4), a connection sleeve (6) is fixedly installed on the inner wall of the filter box (1), and the inner wall of the connection sleeve (6) is fixedly installed. A return spring (7) is fixedly installed on it; The cleaning assembly includes a motor (8) fixedly mounted on the outside of the filter box (1), a threaded rod (9) is fixedly mounted on the output shaft of the motor (8), and the external thread of the threaded rod (9) A threaded sleeve (10) is connected, a mounting rod (11) is fixedly installed on the right side of the threaded sleeve (10), and a cleaning brush (12) is fixedly installed at one end of the installation rod (11) away from the threaded sleeve (10). . 2. A fresh air filter device for HVAC engineering according to claim 1, characterized in that: an air inlet pipe (2) and an air outlet pipe (3) are respectively fixedly installed on the outside of the filter box (1). ), the outer walls of the filter box (1) are respectively provided with connection ports adapted to the air inlet pipe (2) and the air outlet pipe (3). 3. A fresh air filter device for HVAC engineering according to claim 1, characterized in that a mounting seat (17) and a connecting seat are respectively fixedly installed on the outer wall of the filter box (1), and the There are two connecting seats, and sliding rods (13) are fixedly installed on opposite sides of the two connecting seats, and sliding sleeves (14) are slidably connected to the outside of the sliding rods (13). 4. A fresh air filter device for HVAC engineering according to claim 1, characterized in that: a sliding port is opened inside the filter box (1), and the cleaning brush (12) passes through the sliding port Extending to the inside of the filter box (1), the cleaning brush (12) is slidably connected with the sliding port, and the cleaning brush (12) is movably connected with the surface of the filter screen. 5 . The fresh air filter device for HVAC engineering according to claim 3 , wherein the number of installation rods ( 11 ) in the cleaning assembly is two, and the opposite ends of the two installation rods ( 11 ). 6 . Both are fixedly connected with the left and right sides of the cleaning brush (12), and the right end of the installation rod (11) on the right side is fixedly connected with the left side of the sliding sleeve (14). 6. A fresh air filter device for HVAC engineering according to claim 1, characterized in that: the insert block (5) extends to the inside of the connecting sleeve (6), and the insert block (5) is connected with the reset The springs (7) are movably connected, and the number of the installation components is four. 7. A fresh air filter device for HVAC engineering according to claim 1, characterized in that: a drainage plate (15) is fixedly installed on the inner wall of the filter box (1), and the filter box (1) 1) is provided with a connecting assembly (18) extending to the outside thereof, and a collection box extending to the outside is movably connected to the inside of the filter box body (1).

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