CN212618998U - Air interchanger - Google Patents

Abstract

The utility model discloses a ventilation device, including the frame, with air outlet, fan and the backplate of frame intercommunication, its characterized in that, be provided with on the backplate with the air intake of fan inlet scoop intercommunication the air intake input is provided with silencing device, silencing device include the panel, with the air intake corresponds and downwardly extending's streamlined through-hole, wherein the periphery downwardly extending of panel has the lateral wall the outside of streamlined through-hole is provided with founds the wall, streamlined through-hole with it forms annular semi-enclosed hollow structure to found the wall. The utility model discloses stability in use is good, simple structure, makes things convenient for dismouting operation and clearance, and effective noise reduction can increase the amount of wind simultaneously.

Description

Air interchanger

Technical Field

The utility model relates to the technical field of electrical apparatus, specifically relate to an air interchanger.

Background

The scavenger fan, cool fan is a common air treatment equipment, it is all very common in the industry and family, because breather works in moist or dusty environment more, break down in the difficult place, if will carry out later maintenance or repair, then need dismantle the breather, but current breather inner structure is complicated, the inconvenient clearance of dismouting operation difficulty, thereby the problem that the air that exists and is inhaled produces the messy stream in the device and leads to the noise has been reduced, user's use experience has been reduced, there is great defect.

Disclosure of Invention

The utility model aims at solving the problem of the prior art that the air interchanger has simple and reliable structure, good use stability, convenient disassembly and assembly operation and cleaning, effective noise reduction and simultaneously increased air quantity.

The utility model discloses an adopt following technical solution to realize above-mentioned purpose:

the air interchanger comprises a frame, a first air outlet communicated with the frame, a fan and a back plate, wherein an air inlet communicated with the fan is formed in the back plate.

As a further explanation of the above scheme, a plurality of sets of longitudinal connecting plates and transverse connecting plates are arranged between the vertical wall and the side wall, and the longitudinal connecting plates and the transverse connecting plates are connected in a staggered manner to form a plurality of hollow spaces.

Furthermore, the back plate is provided with an installation position embedded with the silencing device, and the silencing device is fixedly connected with the back plate.

Furthermore, an air deflector is fixedly connected to the back plate.

Furthermore, a plurality of groups of parallel air guide blades are arranged on the air guide plate.

As an alternative to the above, the back plate may further be provided with a second air outlet communicated with the frame.

Further, an air path switcher is arranged on the frame, and the air path switcher includes: the air blocking plate can block the first air outlet or the second air outlet, a rotating shaft which enables the air blocking plate to rotate, and a driving motor.

Further, an air outlet device is arranged in the second air outlet, the air outlet device comprises a base fixedly connected with the frame, an air outlet frame and air outlet blades, the air outlet frame is fixedly connected with the base, and the air outlet blades are rotatably connected with the air outlet frame.

Furthermore, a latticed air guide grid is arranged on the air outlet frame; and air guide grooves arranged from deep to shallow along the air outlet direction are formed in the upper side and the lower side of the air outlet frame.

Furthermore, the air outlet frame is provided with a wind direction rotating shaft for adjusting the angle of the air outlet blade and a wind direction motor for driving the wind direction rotating shaft.

The utility model adopts the beneficial effect that above-mentioned technical solution can reach is:

1. the utility model discloses a frame and backplate combination form the wind channel for the inside structure of breather simplifies greatly, and the air current that has steam or dust shortens at the wind path of flowing through in inside, can increase the amount of wind and improve the wind speed, can prevent that steam or dust from gathering in the snail shell and leading to breaking down, and when needs were maintained and repaired, the dismouting process was very simple and convenient, and the cleaning work of internals is also gone on very easily.

2. The utility model discloses be provided with silencing device in one side of fan inlet scoop, because the noise problem mainly arouses by the air current vibration that the turbulent flow leads to, consequently on the one hand through setting up the aviation baffle in air intake department, utilize the normal entering fan of air guide blade guide air current, on the other hand through the streamlined through-hole on the panel with found the cyclic annular half-enclosed hollow structure that the wall formed to and found the cavity interval between wall and the lateral wall, make up into the sound-absorbing chamber, absorb the vibration that the buffering air current arouses, effective noise reduction.

Drawings

Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.

Fig. 2 is an exploded view of a first embodiment of the present invention.

Fig. 3 is a schematic partial structural diagram of a first embodiment of the present invention.

Fig. 4 is a schematic structural view of the silencer and the fan provided by the present invention.

Fig. 5 is a schematic view of fig. 4 from another angle.

Fig. 6 is a schematic structural diagram of a second embodiment of the present invention.

Fig. 7 is an exploded view of the second embodiment of the present invention.

Fig. 8 is a schematic structural view of the air channel switching unit in fig. 7.

Fig. 9 is a schematic structural view of the air outlet device in fig. 7.

Description of reference numerals: 1. the air conditioner comprises a frame, 1-1 parts of a through hole, 1-2 parts of a circuit connecting cover, 2 parts of a first air outlet, 3 parts of a fan, 4 parts of a back plate, 4-1 parts of an installation position, 5 parts of a silencer, 5-1 parts of a panel, 5-2 parts of a streamline through hole, 5-3 parts of a side wall, 5-4 parts of a vertical wall, 5-5 parts of a hollow space, 6 parts of an air deflector, 6-1 parts of a fan, the air conditioner comprises a fan blade 7, a second air outlet 8, an air path switching part 8-1, a wind shield 8-2, a rotating shaft 8-3, a driving motor 9, an air outlet device 9-1, a base 9-2, an air outlet frame 9-2-1, an air guide grid 9-2-2, an air guide groove 9-3, an air outlet blade 9-4, an air direction rotating shaft 9-5 and an air direction motor.

Detailed Description

The technical solution is described in detail with reference to specific embodiments below.

Example one

As shown in fig. 1 to 5, an air interchanger includes a frame 1, a first air outlet 2 communicated with the frame 1, a fan 3, and a back plate 4, wherein an air inlet communicated with the fan 3 is disposed on the back plate 4, a silencer 5 is disposed at an input end of the air inlet, the silencer 5 includes a panel 5-1 and a streamline through hole 5-2 corresponding to the air inlet 4-1 and extending inward, a side wall 5-3 extends from an outer periphery of the panel 5-1, a vertical wall 5-4 is disposed at an outer side of the streamline through hole 5-2, and the streamline through hole 5-2 and the vertical wall 5-4 form a ring-shaped semi-enclosed hollow structure.

More specifically, a plurality of groups of longitudinal connecting plates and transverse connecting plates are arranged between the vertical wall 5-4 and the side wall 5-3, and the longitudinal connecting plates and the transverse connecting plates are connected in a staggered manner to form a plurality of hollow spaces 5-5.

More specifically, the back plate 4 is provided with an installation position 4-1 embedded with the silencer 5, and the silencer 5 is fixedly connected with the back plate 4.

More specifically, the back plate 4 is fixedly connected with an air deflector 6; the air deflector 6 is provided with a plurality of groups of parallel air guide blades 6-1.

In this embodiment, the frame forms the wind channel with the backplate combination, and the air current just flows through the frame from the fan entering promptly and flows out from the air outlet, and the wind path shortens, can increase amount of wind and improve the wind speed, even the time that the air current that has dust or steam stops in inside also shortens, prevents that dust or steam from leading to the trouble in the inside clearance position gathering of breather, and the part structure of inside simplifies greatly simultaneously, and is very convenient when wasing. Because the noise problem is mainly caused by the air current vibration that the turbulent flow leads to, consequently on the one hand through set up the aviation baffle in air intake department, utilize the air guide leaf guide air current normally to get into the fan, on the other hand through the streamlined through-hole on the panel with stand the annular half-enclosure hollow structure that the wall formed to and stand the cavity interval between wall and the lateral wall, make up into the sound-absorbing chamber, absorb the vibration that the buffering air current arouses, can effectively reduce the noise.

Example two

As shown in fig. 6 to 9, the present embodiment provides a ventilation device, which has a structure substantially the same as that of the first embodiment, except that: the back plate 4 can be further provided with a second air outlet 7 communicated with the frame 1.

More specifically, the frame 1 is provided with an air path switcher 8, and the air path switcher 8 includes: the air baffle 8-1 capable of blocking the first air outlet 2 or the second air outlet 7, the rotating shaft 8-2 capable of rotating the air baffle 8-1 and the driving motor 8-3 can control the action of the air baffle through the driving motor, so that the on-off of the first air outlet and/or the second air outlet is realized.

More specifically, an air outlet device 9 is arranged in the second air outlet 7, the air outlet device 9 includes a base 9-1 fixedly connected with the frame 1, an air outlet frame 9-2, and an air outlet blade 9-3, the air outlet frame 9-2 is fixedly connected with the base 9-1, and the air outlet blade 9-3 is rotatably connected with the air outlet frame 9-2.

More specifically, a latticed air guide grid 9-2-1 is arranged on the air outlet frame 9-2; the upper side and the lower side of the air outlet frame 9-2 are provided with air guide grooves 9-2-2 arranged from deep to shallow along the air outlet direction, and the air outlet device is arranged in the second air outlet, so that the stable air outlet of the air interchanger is realized, and the noise generated by turbulent flow at the air outlet is prevented.

More specifically, the air outlet frame 9-2 is provided with a wind direction rotating shaft 9-4 for adjusting the angle of the air outlet blade 9-3 and a wind direction motor 9-5 for driving the wind direction rotating shaft, so that the wind direction and the wind speed of the second air outlet can be controlled.

It should be noted that, in the description of the present invention, for the orientation words, if there are terms such as "center", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., indicating the orientation and positional relationship based on the orientation or positional relationship shown in the drawings is only for convenience of describing the present invention and simplifying the description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as limiting the specific scope of the present invention.

Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, the definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and in the description of the invention, "at least" means one or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "assembled", "connected", and "connected", if any, are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; or may be a mechanical connection; the two elements can be directly connected or connected through an intermediate medium, and the two elements can be communicated with each other. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, many modifications and improvements can be made without departing from the inventive concept, and all of them belong to the protection scope of the present invention.

Claims (10)

1. The air interchanger comprises a frame, a first air outlet communicated with the frame, a fan and a back plate, wherein an air inlet communicated with the fan is formed in the back plate.

2. A ventilation device as claimed in claim 1, wherein a plurality of sets of longitudinal webs and transverse webs are provided between the upright walls and the side walls, the longitudinal webs and the transverse webs being interconnected to form a plurality of hollow spaces.

3. The ventilation apparatus as claimed in claim 2, wherein the back plate is provided with a mounting position for engaging with the silencer, and the silencer is fixedly connected with the back plate.

4. The ventilation device as claimed in claim 2, wherein the back plate is fixedly connected with a wind deflector.

5. The ventilation device as claimed in claim 4, wherein the air guide plate is provided with a plurality of sets of parallel air guide vanes.

6. A ventilation device as claimed in claim 2, wherein the back plate is further provided with a second air outlet communicating with the frame.

7. The ventilation device according to claim 6, wherein an air path switcher is provided in the frame, and the air path switcher includes: the air blocking plate can block the first air outlet or the second air outlet, a rotating shaft which enables the air blocking plate to rotate, and a driving motor.

8. The ventilation device according to claim 7, wherein an air outlet device is disposed in the second air outlet, the air outlet device includes a base fixedly connected to the frame, an air outlet frame, and a fan blade, the air outlet frame is fixedly connected to the base, and the fan blade is rotatably connected to the air outlet frame.

9. The ventilation device according to claim 8, wherein the air outlet frame is provided with a grid-shaped air guide grid; and air guide grooves arranged from deep to shallow along the air outlet direction are formed in the upper side and the lower side of the air outlet frame.

10. The ventilation device according to claim 9, wherein a wind direction rotating shaft for adjusting the angle of the wind outlet blade and a wind direction motor for driving the wind direction rotating shaft are disposed on the wind outlet frame.

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