CN112856660A

CN112856660A - Fresh air handling unit convenient to installation

Info

Publication number: CN112856660A
Application number: CN201911184983.8A
Authority: CN
Inventors: 顾洪宇
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-27
Filing date: 2019-11-27
Publication date: 2021-05-28

Abstract

The invention discloses a fresh air handling unit convenient to install, which comprises an air inlet pipe, a fan and a fresh air machine, wherein the bottom end of the air inlet pipe is fixedly provided with the fan, the outer side of the fan is sleeved with a dustproof net, the top end of the fresh air machine is communicated with the air inlet pipe through a first flange, the right side of the fresh air machine is communicated with a connecting pipe through a second flange, the left side of the connecting pipe is welded with a hemispherical shell, the inner wall of the hemispherical shell is attached to the surface of a movable hemisphere, the right side of the connecting pipe is fixedly provided with a rotating ball, the surface of the rotating ball is attached to the inner wall of a ball sleeve, and the right side of the ball sleeve is communicated with the left side. The first sleeves which are mutually sleeved and have sequentially increased pipe diameters are arranged, so that the device can be connected with air outlets with different sizes, and the connecting pipe capable of adjusting the angle is arranged, so that the device can accurately control the connecting angle with the fan coil during installation, and the installation is convenient.

Description

Fresh air handling unit convenient to installation

Technical Field

The invention relates to the technical field of air conditioning, in particular to a fresh air handling unit convenient to install.

Background

The fresh air handling unit is an air conditioning device for providing fresh air, and the working principle is that fresh air is extracted from the outdoor and sent to the indoor through a fan after being treated by dust removal, dehumidification (or humidification), temperature reduction (or heating) and the like, and the original air in the indoor is replaced when the fresh air enters the indoor space.

General new fan unit need connect fan coil cooperation and use, the air outlet position on the furred ceiling is different with the size when new fan unit connects fan coil at present, need alternate the pipe diameter, the installation is troublesome, and new fan unit's fresh air pipe needs to connect to fan coil air-out section, it is not enough to cause the amount of wind to insert angle and mode, big scheduling problem of noise, the new hand is difficult to handle the access angle when the installation, new fan unit's intake pipe generally sets up perpendicularly outdoors, the rainwater problem of flowing backward easily takes place in the rainy day.

Disclosure of Invention

The invention aims to provide a fresh air handling unit convenient to install, and aims to solve the problems that the existing fresh air handling unit cannot be directly connected with a fan coil, the connection angle of the fresh air handling unit and the fan coil is not easy, and rainwater is easy to flow backwards in an air inlet pipe of the fresh air handling unit in the background art.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a new fan unit convenient to installation, includes intake pipe, fan and new fan, the bottom mounting of intake pipe has the fan, and the outside cover of fan is equipped with the dust screen, the top of new fan has the intake pipe through first flange intercommunication, the right side of new fan has the connecting pipe through second flange intercommunication, and the left side welding of connecting pipe has the hemisphere shell, the inner wall of hemisphere shell and the surface of removal hemisphere laminate mutually, the right side of connecting pipe is fixed with changes the ball, and changes the surface of ball and the inner wall of ball cover and laminate mutually, the left side intercommunication of third flange and screwed pipe is passed through on the right side of ball cover, the surface cover of screwed pipe is equipped with first sleeve, and first sheathed tube surface cover is equipped with the second sleeve, the sheathed tube surface cover of second is equipped with the third sleeve, and the bolt is worn to be equipped with on the top of third sleeve.

Preferably, the air inlet of the air inlet pipe is a downward-bent air inlet, and the air inlet of the air inlet pipe is inclined.

Preferably, the diameters of the threaded pipe, the first sleeve, the second sleeve and the third sleeve sequentially increase from left to right to form a trapezoidal sleeving structure, the surfaces and the inner walls of the first sleeve, the second sleeve and the third sleeve are provided with threads, the threads of the inner wall of the first sleeve are matched with the threaded pipe, the threads of the inner wall of the second sleeve are matched with the threads of the surface of the first sleeve, and the threads of the surface of the second sleeve are matched with the threads of the inner wall of the third sleeve.

Preferably, the inner wall of the rotary ball is provided with a groove, the inner wall of the ball sleeve is provided with a protrusion, the protrusion on the inner wall of the ball sleeve is matched with the groove on the inner wall of the rotary ball, and the rotary ball and the ball sleeve form a rotating structure.

Preferably, the surface of the hemispherical shell is provided with a groove, the surface of the movable hemisphere is provided with a protrusion, the protrusion on the surface of the movable hemisphere is matched with the groove on the surface of the hemispherical shell, the movable hemisphere and the hemispherical shell form a rotating structure, and the rotating angle range of the movable hemisphere is plus or minus 60 degrees.

Compared with the prior art, the invention has the beneficial effects that: the device cup joints through being provided with each other, and the pipe diameter increases in proper order first sleeve pipe for the device can connect not unidimensional air outlet, through being provided with the connecting pipe that can angle regulation, makes the device can be accurate when the installation the angle of being connected of accuse and fan coil, and the installation of being convenient for has reduced the probability that the rainwater flows backward through being provided with the intake pipe of downwarping and having the fan.

1. The device is provided with a first sleeve, a second sleeve and a third sleeve, wherein the first sleeve, the second sleeve and the third sleeve are matched and sleeved with each other, the pipe diameters are sequentially increased, and when the connected pipe diameters are different from those of the threaded pipes, the first sleeve, the second sleeve and the third sleeve can be rotated to adjust the pipe diameters matched with the first sleeve, the second sleeve and the third sleeve, so that the device can be directly connected with air outlets with different pipe diameters;

2. the device is through being provided with the commentaries on classics ball, the ball cover, remove hemisphere and hemisphere shell, the rotating-structure is constituteed with the ball cover cooperation to commentaries on classics ball, turned angle is not limited, remove hemisphere and hemisphere shell cooperation, it is the best angle 60 of connecting fan coil promptly to rotate the biggest angle, make the device can be accurate the access angle with fan coil, simple installation, through being provided with downwarping intake pipe, can not fall into in the intake pipe when the rainwater drips, but fall to ground along intake pipe recurvation curved surface, set up the fan in the bottom of intake pipe, because the incessant rotation of circulation fan of air, further obstructed the entering of rainwater and mosquito, the emergence of the rainwater condition of irritating has been reduced.

Drawings

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

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

FIG. 3 is an enlarged view of A of FIG. 1;

fig. 4 is a front view of the first sleeve in the retracted state according to the present invention.

In the figure: 1. an air inlet pipe; 2. a fan; 3. a first flange; 4. a fresh air machine; 5. a second flange; 6. a first sleeve; 7. a second sleeve; 8. a third sleeve; 9. a bolt; 10. a threaded pipe; 11. a third flange; 12. a dust screen; 13. a connecting pipe; 14. rotating the ball; 15. a ball sleeve; 16. moving the hemisphere; 17. a hemispherical shell.

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.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a new fan unit convenient to installation, including intake pipe 1, fan 2 and new fan 4, the bottom mounting of intake pipe 1 has fan 2, the wind gap of intake pipe 1 is the formula air intake of downwarping, and the air intake of intake pipe 1 becomes the slope form, make the rainwater can't fall into intake pipe 1, reduce the rainwater and flow backward, increase the air inlet area of intake pipe 1, and the outside cover of fan 2 is equipped with dust screen 12, the top of new fan 4 has intake pipe 1 through first flange 3 intercommunication, the right side of new fan 4 has connecting pipe 13 through second flange 5 intercommunication, and the left side welding of connecting pipe 13 has hemisphere shell 17, the surface of hemisphere shell 17 is seted up flutedly, the surface of removal hemisphere 16 is provided with the arch, and the recess on removal hemisphere 16 surface cooperatees, removal hemisphere 16 and hemisphere shell 17 constitute the revolution mechanic, and the removal hemisphere 16 and hemisphere shell 17 constitute 60, and the rotatory angular range of removal hemisphere, make screwed pipe 10 can be with 60 accurate connection fan coil, the inner wall of hemisphere shell 17 laminates with the surface of removal hemisphere 16 mutually, the right side of connecting pipe 13 is fixed with changes ball 14, and the surface of changing ball 14 laminates with the inner wall of ball cover 15 mutually, the inner wall of changing ball 14 is seted up flutedly, the inner wall of ball cover 15 is provided with the arch, and the protruding recess with changing ball 14 inner wall of ball cover 15 inner wall cooperatees, change ball 14 and ball cover 15 constitution revolution mechanic, make screwed pipe 10 angle of adjustment, convenient connection.

The right side of the ball sleeve 15 is communicated with the left side of a threaded pipe 10 through a third flange 11, the surface of the threaded pipe 10 is sleeved with a first sleeve 6, the apertures of the threaded pipe 10, the first sleeve 6, a second sleeve 7 and a third sleeve 8 are sequentially increased from left to right and form a trapezoidal sleeving structure, the surfaces and the inner walls of the first sleeve 6, the second sleeve 7 and the third sleeve 8 are all provided with threads, the threads of the inner wall of the first sleeve 6 are matched with the threaded pipe 10, the threads of the inner wall of the second sleeve 7 are matched with the threads of the surface of the first sleeve 6, the threads of the surface of the second sleeve 7 are matched with the threads of the inner wall of the third sleeve 8, so that the pipe diameters of the threaded pipe 10 can be adjusted by rotating the first sleeve 6, the second sleeve 7 and the third sleeve 8, the device can be connected with air outlets of different sizes, the surface of the first sleeve 6 is sleeved with the second sleeve 7, the surface of the second sleeve 7 is sleeved with the third sleeve, the jack that the aperture is unanimous is all seted up on the left and right sides of screwed pipe 10, first sleeve pipe 6, second sleeve pipe 7 and third sleeve pipe 8, and this jack is used with the cooperation of bolt 9, and bolt 9 is worn to be equipped with on the top of third sleeve pipe 8.

The working principle is as follows: when the device is connected with a fan coil, as shown in figures 1, 2 and 3, the pipe diameter of the fan coil is firstly determined, if the pipe diameter of the fan coil is consistent with that of the second sleeve 7, the first sleeve 6 is rotated by hand to enable the first sleeve 6 to move to the rightmost side of the threaded pipe 10, then the bolt 9 is inserted, the second sleeve 7 is rotated to enable the second sleeve 7 to move to the rightmost side of the first sleeve 6, the third sleeve 8 is adjusted to prevent the right end of the third sleeve 8 from exceeding the right end of the second sleeve 7, the connecting pipe 13 is held by hand to move upwards or downwards, as the left side of the connecting pipe 13 is fixed with the movable hemisphere 16, and the bulge of the movable hemisphere 16 is clamped in the groove of the shell 17, when the pipe moves upwards or downwards to the maximum, the angle of the connecting pipe 13 is the optimal angle for connecting the fan coil, at the moment, the threaded pipe 10 moves upwards or downwards, as the bulge of the ball sleeve 15 is matched with the groove of the, the fan coil can be connected by slightly adjusting the angle between the rotary ball 14 and the ball sleeve 15.

As shown in fig. 1 and 2, in heavy rain, the intake pipe 1 bent downward can reduce the entry of rainwater, and the dust screen 12 arranged at the bottom end of the intake pipe 1 rotates continuously by the flow of air, so as to further block the entry of rainwater, interfere mosquitoes and block the entry of mosquitoes, and the content not described in detail in this specification belongs to the prior art known to those skilled in the art.

The standard parts used in the invention can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the description of the attached drawings, the specific connection mode of each part adopts conventional means such as mature bolts and welding in the prior art, and the connection mode of machines and parts in the prior art is adopted, and the detailed description is omitted.

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 various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.

Claims

1. Fresh air unit convenient to installation, including intake pipe (1), fan (2) and new fan (4), its characterized in that: the bottom of intake pipe (1) is fixed with fan (2), and the outside cover of fan (2) is equipped with dust screen (12), the top of new fan (4) has intake pipe (1) through first flange (3) intercommunication, the right side of new fan (4) has connecting pipe (13) through second flange (5) intercommunication, and the left side welding of connecting pipe (13) has hemisphere shell (17), the inner wall of hemisphere shell (17) and the surface of removal hemisphere (16) are laminated mutually, the right side of connecting pipe (13) is fixed with changes ball (14), and changes the surface of ball (14) and the inner wall of ball cover (15) and laminate mutually, the right side of ball cover (15) is through the left side intercommunication of third flange (11) and screwed pipe (10), the surface cover of screwed pipe (10) is equipped with first sleeve (6), and the surface cover of first sleeve (6) is equipped with second sleeve (7), the surface of the second sleeve (7) is sleeved with a third sleeve (8), and a bolt (9) penetrates through the top end of the third sleeve (8).

2. The fresh air handling unit of claim 1, wherein: the air inlet of the air inlet pipe (1) is a downward-bent air inlet, and the air inlet of the air inlet pipe (1) is inclined.

3. The fresh air handling unit of claim 1, wherein: the aperture of screwed pipe (10), first sleeve pipe (6), second sleeve pipe (7) and third sleeve pipe (8) increases from left to right in proper order to constitute trapezoidal cup joint structure, the surface and the inner wall of first sleeve pipe (6), second sleeve pipe (7) and third sleeve pipe (8) all are equipped with the screw thread, the screw thread of the inner wall of first sleeve pipe (6) is identical with screwed pipe (10), the inner wall screw thread of second sleeve pipe (7) is identical with the surface screw thread of first sleeve pipe (6), the surface screw thread of second sleeve pipe (7) is identical with the inner wall screw thread of third sleeve pipe (8).

4. The fresh air handling unit of claim 1, wherein: the inner wall of the rotary ball (14) is provided with a groove, the inner wall of the ball sleeve (15) is provided with a bulge, the bulge on the inner wall of the ball sleeve (15) is matched with the groove on the inner wall of the rotary ball (14), and the rotary ball (14) and the ball sleeve (15) form a rotating structure.

5. The fresh air handling unit of claim 1, wherein: the surface of the hemispherical shell (17) is provided with a groove, the surface of the movable hemisphere (16) is provided with a bulge, the bulge on the surface of the movable hemisphere (16) is matched with the groove on the surface of the hemispherical shell (17), the movable hemisphere (16) and the hemispherical shell (17) form a rotating structure, and the rotating angle range of the movable hemisphere (16) is plus or minus 60 degrees.