CN207989349U - A kind of ventilation flow-mixing blower fan - Google Patents

Abstract

The utility model discloses a mixed-flow fan for ventilation, which comprises a main working box, the outside of the main working box is fixedly connected with a protective outer frame, and the inner wall of one side of the main working box is inlaid and connected with a rotating power box. The inner wall of one side of the rotating power box is provided with a hollow ventilation filter, the middle position of the hollow ventilation filter is fixedly connected with a rotating motor through a fixed support ring, and the output shaft of the rotating motor is fixedly connected with a coupling shaft, and the coupling runs through the inner wall of one side of the rotating power box and extends to the inside of the main working box, and is fixedly connected with a fixed rotating rod. Turn the holder. The utility model relates to the technical field of fan equipment. The mixed-flow fan for ventilation and ventilation has a simple structure, accelerates the heat dissipation process inside the fan, prolongs the service life of the fan, and optimizes the use effect of the fan.

Description

Mixed flow fan for ventilation

technical field

The utility model relates to the technical field of fan-related equipment, in particular to a mixed-flow fan for ventilation.

Background technique

The fan is a machine that relies on the input mechanical energy to increase the gas pressure and discharge the gas. It is a driven fluid machine. The fan between the axial flow fan and the centrifugal fan, the impeller of the mixed flow fan makes the air move both centrifugally and axially, and the movement of the air in the shell mixes the two forms of axial flow and centrifugal movement, so it is called "mixed flow". .

At present, the heat dissipation degree of various equipment parts inside the mixed-flow fan used for ventilation is low, which makes the internal temperature of the bellows high, which greatly affects the service life and use effect of the fan. At the same time, most of the mixed-flow motors used for civil ventilation have low filtration , and the fume inside the gas is easy to enter the bellows, which affects the use effect of the fan.

Utility model content

(1) Technical problem to be solved: Aiming at the deficiencies of the prior art, the utility model provides a mixed-flow fan for ventilation, which has a simple structure and speeds up the heat dissipation process inside the fan. The service life of the fan is extended, and the use effect of the fan is optimized.

(2) Technical solution: In order to achieve the above purpose, the utility model is realized through the following technical solutions: a mixed-flow fan for ventilation, including a main working box, the outer part of the main working box is fixedly connected with a protective outer frame, One side of the inner wall of the main working box is inlaid with a rotating power box, and one side of the inner wall of the rotating power box is provided with a hollow ventilation filter, and the middle position of the hollow ventilation filter is fixedly connected by a fixed support ring There is a rotating motor, the output shaft of the rotating motor is fixedly connected with a coupling, and the coupling runs through the inner wall of one side of the rotating power box and extends to the inside of the main working box, and is fixedly connected with a fixed rotating rod. The coupling described above is fixedly connected to the outer wall of one side of the rotating power box with a rotating fixer, and the outer wall of the rotating fixer is uniformly fixed and connected to a connecting support rod, and the connecting supporting rod is fixed on the outer wall of one side close to the rotating motor. A rotating cooling cooling plate is connected, the end of the fixed rotating rod away from the coupling is fixedly connected with a rotating blade, and the side of the main working box away from the rotating power box is fixedly connected with a draft collection funnel through a second filter screen, One end of the suction collection funnel away from the second filter screen is fixedly connected with the first filter screen, and the outer wall of the top of the main working box near the suction collection funnel is connected with a filter screen cleaning box, and the top of the filter screen cleaning box is The inner wall is fixedly connected with a cleaning device through an electric telescopic support rod, the top outer wall of the main working box is fixedly connected with a rotating supporter through a first fixer, and the top of the rotating supporter is fixedly connected with a top fixed supporter.

Preferably, the cleaning device includes a second holder, the bottom ends of the second holders are fixedly connected with fixed connecting rods, and the bottom ends of the fixed connecting rods are fixedly connected with filter dust wipers. box, the inner wall of the filter dust wiping box close to the first filter net side is fixedly connected with a rolling wiping wheel through a rotating fixture, and the inner walls of the upper and lower sides of the filter dust wiping box close to the rolling wiping wheel are set There is a dust scraper, and the outer wall of the filter dust wiping box on the side away from the first filter is inlaid and connected with a filter extrusion fixing block.

Preferably, the top outer wall of the main working box is fixedly connected with a threaded support block at a middle position close to the rotating supporter.

Preferably, the bottom end of the main working box is fixedly connected with a bottom end support fixture.

Preferably, the outer wall of the bottom end of the main working box close to the draft collection funnel communicates with a dust collection chamber.

Preferably, the outer wall of the main working box close to the rotating power box is provided with an air outlet.

(3) Beneficial effects: the utility model provides a mixed-flow fan for ventilation. Has the following beneficial effects:

(1) The mixed-flow fan for ventilation is fixedly connected with a protective outer frame through the outside of the main working box, the inner wall of one side of the main working box is inlaid with a rotating power box, and the inner wall of one side of the rotating power box is provided with a hollow ventilation box. The filter screen, the middle position of the hollow ventilation filter screen is fixedly connected with a rotating motor through a fixed support ring, the output shaft of the rotating motor is fixedly connected with a coupling, and the end of the fixed rotating rod away from the coupling is fixedly connected with a rotating blade, the main working box The side far away from the rotating power box is fixedly connected with the suction collection funnel through the second filter screen, the end of the suction collection funnel away from the second filter screen is fixedly connected with the first filter screen, and the top outer wall of the main working box near the suction collection funnel is connected with a filter. The net cleaning box and the top inner wall of the filter net cleaning box are fixedly connected with a cleaning device through an electric telescopic support rod, which achieves the purpose of secondary cleaning of the input wind.

(2) The mixed-flow fan for ventilation passes through and the coupling runs through the inner wall of one side of the rotating power box and extends to the inside of the main working box, and is fixedly connected with a fixed rotating rod, and the coupling is located on the inner side of the rotating power box The outer wall is fixedly connected with a rotating fixer, and the outer wall of the rotating fixer is evenly fixedly connected with a connecting support rod, and the outer wall of the connecting supporting rod close to the rotating motor is fixedly connected with a rotating cooling cooling plate, which achieves the purpose of accelerating the internal heat dissipation of the device.

Description of drawings

Fig. 1 is a side view of the utility model;

Fig. 2 is a rear view of the utility model;

Fig. 3 is a structural diagram of the cleaning device of the present invention.

In the figure: 1 main working box, 2 protective outer frame, 3 rotating power box, 4 hollow ventilation filter, 5 fixed support ring, 6 rotating motor, 7 shaft coupling, 8 fixed rotating rod, 9 rotating fixer, 10 electric Telescopic support rod, 11 cleaning device, 111 second fixer, 112 fixed connecting rod, 113 filter screen dust wiping box, 114 rotating fixer, 115 rolling wiping wheel, 116 dust scraper, 117 filter screen extruding fixed block, 12 connection Support rod, 13 rotating cooling cooling plate, 14 rotating vane, 15 second filter screen, 16 suction collecting funnel, 17 first filter screen, 18 filter screen cleaning box, 19 first fixer, 20 rotating supporter, 21 top fixing Supporter, 22 threaded fixed support blocks, 23 dust collection chambers, 24 bottom support fixtures, 25 air outlets.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Fig. 1-3, the utility model provides a kind of technical solution: a kind of mixed-flow fan for ventilating, comprises main work box 1, and the outside of main work box 1 is fixedly connected with protective outer frame 2, and main work box 1 One side of the inner wall is inlaid with a rotating power box 3, and one side of the inner wall of the rotating power box 3 is provided with a hollow ventilation filter 4, and the hollow ventilation filter 4 and the air outlet 25 exist independently of each other, so that the inside of the device and the output wind of the fan are independent of each other. Prevent the untreated fan output wind from bringing impurities such as oil into the fan and affect the normal operation of the fan; the middle position of the hollow ventilation filter screen 4 is fixedly connected with a rotating motor 6 through a fixed support ring 5, and the output shaft of the rotating motor 6 is fixedly connected with a Coupling 7, and coupling 7 runs through the inner wall of one side of the rotating power box 3 and extends to the inside of the main working box 1 and is fixedly connected with a fixed rotating rod 8, and the coupling 7 is fixed on the outer wall of one side of the rotating power box 3. Connected with a rotating fixture 9, the outer wall of the rotating fixture 9 is uniformly fixedly connected with a connecting support rod 12, and the outer wall of the connecting supporting rod 12 close to the rotating motor 6 is fixedly connected with a rotating cooling cooling plate 13, and the rotating motor 6 rotates to drive the rotating blade 14 rotates synchronously with the rotating cooling cooling plate 13 to achieve the purpose of accelerating heat dissipation inside the fan; the end of the fixed rotating rod 8 away from the coupling 7 is fixedly connected with the rotating blade 14, and the side of the main working box 1 away from the rotating power box 3 passes through The second filter screen 15 is fixedly connected with the suction collecting funnel 16, and the end of the suction collection funnel 16 away from the second filter screen 15 is fixedly connected with the first filter screen 17, and the first filter screen 17 is combined with the second filter screen 15 to carry out the process. Double-layer filtration; the top outer wall of the main working box 1 near the exhaust collection funnel 16 is connected with a filter screen cleaning box 18, and the top inner wall of the filter screen cleaning box 18 is fixedly connected with a cleaning device 11 through an electric telescopic support rod 10, and the second filter screen 15 clean up from top to bottom; the top outer wall of the main working box 1 is fixedly connected with the rotating supporter 20 through the first fixer 19, and the top of the rotating supporter 20 is fixedly connected with the top fixed supporter 21, and the top fixed supporter 21 Increase the fixed installation method of the device, which is convenient for handling and increases the stability of the device.

The cleaning device 11 includes a second holder 111, the bottom of the second holder 111 is fixedly connected with a fixed connecting rod 112, and the bottom of the fixed connecting rod 112 is fixedly connected with a filter dust wiping box 113, close to the first filter The inwall of the filter screen dust wiping box 113 on one side of the net 17 is fixedly connected with a rolling wiping wheel 115 by a rotating fixture 114, and the filter screen dust wiping box 113 is provided with a dust scraper 116 near the upper and lower sides of the rolling wiping wheel 115. The outer wall of the filter screen dust wiping box 113 on the first filter screen 17 side is inlaid with a filter screen extruding fixed block 117, and the rolling wiping wheel 115 moves downward synchronously with the filter screen extruding fixed block 117, and the second filter The dust on the surface of the net 15 is uniformly kneaded into large particle dust deposits, so that the large particle dust deposits automatically fall to the inside of the dust collection chamber 23 for subsequent processing.

The top outer wall of the main working box 1 is fixedly connected with a threaded support block 22 near the middle position of the rotating supporter 20 . The bottom of the main working box 1 is fixedly connected with a bottom support fixture 24 . The outer wall of the bottom end of the main working box 1 near the draft collection funnel 16 is communicated with a dust collection cavity 23 . An air outlet 25 is provided on the outer wall of the main working box 1 near the rotating power box 3 .

When in use, when the fan starts to work, the rotating motor 6 drives the rotating blade 14 to rotate synchronously with the rotating cooling cooling plate 13, so as to achieve the purpose of accelerating the heat dissipation inside the fan while drawing air, and the output wind of the fan and the cooling air inside the fan pass through the hollow ventilation filter screen respectively 4 and the air outlet 25 are exhausted outside the blower fan. When the blower fan stops working, the expansion and contraction of the electric telescopic support rod 10 drives the second-layer filter screen cleaning device 11 to move up and down, and gradually cleans the second filter screen 15 from top to bottom, and the rolling wiping wheel 115 and The filter screen extruding fixed block 117 moves downward synchronously and at the same speed, and rubs the dust on both sides of the filter screen to the accumulation of large particles of dust, so that the accumulation of large particles of dust automatically falls to the inside of the dust collection chamber 23, which is convenient for subsequent processing .

It should be noted that in this article, 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 that there is a relationship between these entities or operations. There is no such actual relationship or order between them. Furthermore, the term "comprises", "comprises" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article or apparatus comprising a set of elements includes not only those elements, but also includes elements not expressly listed. other elements of or also include elements inherent in such a process, method, article, or apparatus. without further restrictions. The phrase "the inclusion of an element defined by ... does not preclude the presence of additional identical elements in the process, method, article, or apparatus comprising said element".

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (6)

1. a kind of ventilation flow-mixing blower fan, including main work box（1）, it is characterised in that：The main work box（1）It is outer Portion is fixedly connected with protection outline border（2）, the main work box（1）Side inner wall inlay and be connected with rotational power case（3）, institute The rotational power case stated（3）Side inner wall be provided with hollow out ventilating filter screen（4）, the hollow out ventilating filter screen（4）'s Centre position passes through fixed support ring（5）It is fixedly connected with rotary electric machine（6）, the rotary electric machine（6）Output shaft fix It is connected with shaft coupling（7）, and the shaft coupling（7）Through rotational power case（3）Side inner wall and extend to main work box （1）Inside be fixedly connected with fixed rotating bar（8）, the shaft coupling（7）Positioned at rotational power case（3）Interior side outer wall It is fixedly connected with rotation fixator（9）, the rotation fixator（9）Outer wall be uniformly fixedly connected with connection support bar （12）, the connection support bar（12）Close to rotary electric machine（6）Side outer wall be fixedly connected with rotation cooling and heat dissipation plate （13）, the fixation rotating bar（8）Far from shaft coupling（7）One end be fixedly connected with moving blade（14）, the main work Make case（1）Far from rotational power case（3）Side pass through the second filter screen（15）It is fixedly connected with exhausting collection funnel（16）, institute The exhausting collection funnel stated（16）Far from the second filter screen（15）One end be fixedly connected with the first filter screen（17）, the master Work box（1）Close to exhausting collection funnel（16）Top outer wall be communicated with filter screen wash-up tray（18）, the filter screen is clear Manage case（18）Top inner wall pass through electric expansion supporting rod（10）It is fixedly connected with cleaning plant（11）, the main work box （1）Top outer wall pass through the first fixator（19）It is fixedly connected with rotational support device（20）, the rotational support device（20） Top be fixedly connected with the fixed eyelid retractor in top（21）.

2. ventilation flow-mixing blower fan according to claim 1, it is characterised in that：The cleaning plant（11）Including Second fixator（111）, second fixator（111）Bottom end be fixedly connected with fixed connecting rod（112）, and it is described Fixed connecting rod（112）Bottom end be fixedly connected with filter screen dust wiping case（113）, described close to the first filter screen （17）The filter screen dust of side wipes case（113）Inner wall pass through rotate fixator（114）It is fixedly connected with rolling wiping wheel （115）, the filter screen dust wipes case（113）Close to rolling wiping wheel（115）The inner wall of both sides up and down be both provided with ash Dirt scraper（116）, described far from the first filter screen（17）The filter screen dust of side wipes case（113）Outer wall inlay connection There is filter screen to squeeze fixed block（117）.

3. ventilation flow-mixing blower fan according to claim 1, it is characterised in that：The main work box（1）Top Hold outer wall close to rotational support device（20）Centre position be fixedly connected with the supporting block that is screwed（22）.

4. ventilation flow-mixing blower fan according to claim 1, it is characterised in that：The main work box（1）Bottom End is fixedly connected with bottom end support fixer（24）.

5. ventilation flow-mixing blower fan according to claim 1, it is characterised in that：The main work box（1）It is close Exhausting collection funnel（16）Bottom end outer wall be communicated with dust collecting cavity（23）.

6. ventilation flow-mixing blower fan according to claim 1, it is characterised in that：The main work box（1）It is close Rotational power case（3）Side outer wall be provided with air outlet（25）.