TWI313732B - Air blowing apparatus - Google Patents

Description

[Technical Field] The present invention relates to a blower for preventing dust from adhering to a filter, a protective guide, or the like in a blower having a filter and a protective guide at a suction port. [Prior Art] For example, in the case of a blower that blows indoor air, dust that floats in the indoor air adheres to the filter by the suction port installed in the blower = filter or protective guide, in the filter or protection Gathering on the guides ^ Especially when the dust concentration in the room is high, the filter or the protective guide may cause clogging in a short period of time. In the clogging state, the air supply device is used, and f cannot fully exert the predetermined air supply capability. The problem such as the falling of the dust of the gathering. In addition, when the suction of the blower is blocked by the dust, it must be maintained in order to exert the predetermined air supply capacity, and the air supply device is installed in the ancient place. 'In the case of the clogging of the filter or the protective guide, the second year must be combined. It becomes Μ η of ^ | f^, and it is accompanied by dangerous work. Therefore, there must be more maintenance costs. In order to solve this problem, in the conventional blower, the air blowing device for cleaning the inlet is described in the patent. This is to make the material of the building in the wall of the building, including: the outer casing of the building, the outside of the house, and the ventilating fan with the opening on the outside of the house and the inside of the house. It is the right side of the ventilating fan In the previous section, the two sides of the above-mentioned environmental filter are surrounded by the door 2148-8151-ΡΡ 5 1313732 (Gutter) to be zoned/formed; the above environment is further, and (4) rain is used to review the above-mentioned update space updating device. In the conventional air blower, the air blower that performs the suction is found in the patent document 2 for the purpose of the control. This system includes: ventilation road, to the inside of the house, dust collection over 11 'will be collected in the dust collection dust contained in the above-mentioned ventilation road deer; dust collection filter cleaning device, will be removed by the dust = 送 =; and the blower; In the above-mentioned air blower, the air is supplied to the inside of the house, and the dust after the dust collecting filter is cleaned is discharged as dust. In addition, in the conventional air blower, the air blowing device that performs the suction > month sweep is described in Patent Document 3. This system is provided: the main body case 'haves a suction port on the back side and has a blow port on the front side; a motor is disposed inside the body case, and the forward and reverse flow fans are mounted on the motor On the rotary shaft; in the case of the filter or the protective guide to which the suction port is installed, the disc is mounted on the front side of the center portion of the axial fan, chaos, μ, E, earth,, l, And in the control circuit of the motor, the rotation direction of the motor is switched in the opposite direction; and the time switch is set to set the operation time of the closing device; wherein the reverse operation at a certain timing interval will be attached to the filter or the protection guide The dust of the pieces is blown away and the production is scanned as a feature. [Patent Document 1] Japanese Patent Laid-Open Publication No. 2004-3(142) (Patent No. 1, FIG. 1) [Patent Document 2] Japanese Patent Publication No. 2〇〇5_241〇93 (Required FIG. 1) Bay 2148-8151 -pf 6 1313732 PCT Publication No. 2 〇 — — — ( ( 请求 请求 请求 请求 请求 请求 请求 请求 请求 请求 请求 请求 请求 请求 请求 请求 请求 请求 请求 请求 请求 请求 请求 请求 请求 请求 请求 请求 请求 请求 请求 请求 请求 请求 请求 请求 请求 请求 请求 请求Question. In possession will be as patent documents! & External K] The environmental filter of the document 1 is different from the two sides of the device; = the update device that is updated with the device, and the automatic update type ventilator that controls the above-mentioned update: In the case of the maintenance of the pollution condition of the sputum filter, it is necessary to reduce the maintenance work. However, it is necessary to provide a problem of costly for watering and draining the cleaning filter different from the ventilator. With the official D, the water supply for washing, and the 'dust filter that is not covered by the patented age 沉 隹 隹 一 j 文献 文献 文献 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 Set the brush slewing device to move | Set the dust filter to clean the device, tonify the oxygen, the generation of the deer mm mm mm t 逋 * 仃 仃 内侧 内侧 内侧 内侧 ... ... ... ... ... ... 过 过 过 过 过 过 过 过 过 过 过 过 过 过 过 过 过 过 过 过 过The ventilation and air supply device must be installed and the air filter cleaner is installed, which has a problem of increasing costs. X, because: can = the mechanism, there is a need to dust filter to clean the dress itself. Further, in the center portion of the axial fan of the suction device or the protective guide of the air blower shown in Patent Document 3, a circle is mounted on the front surface of the airflow fan: the inner fan is reversely rotated to perform the reverse rotation, although for the filter or It is not necessary to protect the wind guide from the side sweeping device, but to protect the connecting portion of the deflecting or movable clearing member and the circular plate, the circular plate

2148-8151-PF 7 1313732 The dust is increased in the 〇p injury system, and the result is that the dust of the blower is removed, and the result of the maintenance is a necessary problem. The other side

In order to remove the dust, the problem is low and the AAJU is low. In order to solve the above problems, the air blower with the blower is increased in the air blower having the filter 2 and the protective guide at the suction port, and the air blower which is likely to adhere to the dust in the (four) device is obtained. Guide No. (Means for Solving the Problem) Body 2 = The above-mentioned problem, the air supply device according to the present invention includes a suction port on the side of the present aspect and a blowout port on the front side; Supported in the body of the body; the axial flow is 'installed on the rotary shaft of the motor; the switch device and the time switch' are used to switch the direction of the 丨^ of the motor; the filter or the protection guide\ And being disposed at the suction port; and a circular plate disposed at a center of the above-mentioned filter or protective guide corresponding to the center portion of the upper portion (4), the surface of the filter plate or the protective guide member It is installed and installed. $ (Effect of the Invention) According to the present invention, 'the dust attached to the filter or the protective member V attached to the suction port is reversal of the axial flow fan at a certain time interval before being adhered, and is cleaned by blowing off' The main cause of clogging of the suction port can be removed. Further, since the disc is provided with a gap from the surface of the filter or the protective guide, that is, it is mounted in a floating state, the end portion of the disc can be dusted by the wind at the time of reversing the motor. Getting involved in the stacked parts easily

2148-8151-PF 8 1313732 Remove. Further, even when the air blowing device is installed at a high position, the cleaning of the filter or the protective guide can be easily and automatically performed. Further, the transition piece and the protective guide are not blocked, and the air can be blown well. The number of maintenance of (4) can be reduced, and the maintenance cost can be reduced. [Embodiment] Hereinafter, embodiments of the present invention will be described with reference to the drawings. First Embodiment Fig. 1 is a cross-sectional view showing the internal structure of an air blowing device in a first sound first ΑΪ 1 + * t. Further, Fig. 2 is a front view of the protective guide for the case where three blowers are viewed from the suction port, and Fig. 3 is a top view of the protective guide for this purpose. The brother 4 is a circuit diagram of the wind turbine. This air blowing device is used for cooling the indoor air supply or the equipment, and is sighed by the body box body of the face box body mounted on the weathering board or the floor or the wall. The air blowing device is provided with six Φ ^ σ 12 . _ The suction body 1 2 ′ is provided on the back side of the body phase body 11 and the Qiu is set to the geese m. Further, the number of the inner two t2 of the main body casing 11 is divided, and in the case of the air blower, the axial fan 14 of the second = and the motor 15 which is rotated forward and reversely mounted on the rotary shaft are provided. The air outlets 13 of the front side are formed by the common air guides 17 for the upper and the fs. Further, at the above-mentioned suction port 12, the ancient air is not required to enter the main body guard member 18 to provide the n-lead guide member 18. In addition, the same configuration is used instead of the map to the seventh chart. In addition, from the 5th's, the Dingting fan is the _ table, and the figure 8 to the 2148-8151-pf ^13732 shows the air blower as three objects. As shown in the center 3 of Fig. 14, the circular plate 19 is in the corresponding axial fan mounting foot 2 = 1 or in the central portion of the protective guide 18 by means of an ", ', ie, '81 plate 19 series from the it H Or protect the guide! On the 8th side, the hunting is installed by the installation foot 20 with a gap (floating). The second is the direction of rotation of the motor 15 of the air blowing device, as shown in Fig. 4, for example, and when the switching device is operated, the switching device and the motor driving circuit are provided with doors, 疋, The switch 22 is operated by the wind device (the second side of the switch is used to periodically switch the cause of the transfer and is set to 5. For example, in the fourth figure, the flow motor 15 is indicated by the contact η of the relay switch 21. When the position is switched, it is rotated in the forward direction. The air supply device is in the air, and the air is sucked in from the suction port 12 on the back. If the time set by L 22 内 is set, it is energized by the timer switch... 'Contact = 2 is ON (〇1°, the coil of the relay switch 21 is switched. a 21b is shown by the dotted line Positions 3 and 4 are exchanged between the V-phase and the boundary phase, and the motor 15 is from the forward rotation side: The opposite part of the air supply system is a shaft that is attached to the filter or the guide shaft that is mounted on the filter. The flow fan u's wheel::: two is removed. At this time, because the wind does not flow, it prevents the dust from adhering to this part. , : Dust residue 'In order to close 5, the circular plate 1 9 is effectively used. Material dummy: and 'in the present embodiment, because of the filter or the central portion of the protective guide 18 corresponding to the center portion of the axial fan 14 Aspect 'round board ^ system:

2148-8151-PF 1313732 will touch the surface of the guide or the protective guide 丄8, so it will be split in a state where the gap is floated from this surface, and when the motor 15 is reversed, it is from the suction port 12 A portion of the blown wind abuts against the circular plate 19, and flows along the surface of the surrounding transition or protective guide 18, and the end of the circular plate 19 can be easily removed. Dust near p, and dust adhering to the outside of the filter or protection guide 18 can be blown off. Therefore, the diameter of the disk stack 9 can be made such that the air blowing capability of the blower at the minimum positive temperature is not lowered, and the dust adhering to or protecting the guide 18 can be removed, and the dust can be prevented from adhering easily. This can reduce the cleaning and maintenance of the instrument or protection guide 18. [First Embodiment] Fig. 11 is a cross-sectional view showing the internal structure of air blowing in a second embodiment of the present invention. In the above-described example, in the above-described example, the outer peripheral end portion of the circular plate 19A has the same configuration as that of the first embodiment, and the same structure is given to the same symbol. It is produced by metal sheet metal forming processing. At this time, the tree is known to have a structure in which the outer peripheral end portion of the zero plate 19 is curled as a corner 19a. Alternatively, the case where the dust-collected card is at the outer peripheral end of the circular plate 19A is relatively small. Therefore, in the present embodiment, in addition to the first embodiment, dust or the like can be stuck on the outer peripheral end of the circular plate. The second embodiment is a cross-sectional view showing the internal structure of the third embodiment of the present invention. In this embodiment, the 'hurricane device

In the example of the 2148-8151-PF 1313732, the shape of the circular plate 19B is an object having a streamlined shape even if the forward rotation is reversed. The other components are the same as those of the first embodiment, and the same reference numerals will be given thereto, and the description will be omitted. In the present embodiment, as in the second embodiment, there is an effect that dust or the like can be caught on the outer peripheral end portion of the circular plate 19B. Fourth Embodiment In the above-described first embodiment, the filter or the protective guide 18 and the circular plate 19 may be configured as individual members, and in the present embodiment, as shown in Figs. 2 and 3, the protection will be performed. One part of the guide 18 is bent to form a mounting plate _1 where the foot 20 of the mounting foot 20 is attached, and the circular plate 19 and the protective guide 18 are formed as objects. Further, as in the embodiment of (1) of the ventilating fan of Fig. 13, the protective guide cow 18 and the m plate 19 may be formed by plastic (five) (10). Further, in the transition device In the case of the filter, the filter and the disk 19 can be formed. In the present embodiment, the assembly of the blower becomes easy, and a device that prevents dust from adhering relatively cheaply can be obtained. The fifteenth embodiment of the fifth embodiment is the first embodiment of the present invention. The back φ diagram of the air blowing device having three air blowers in the fifth embodiment is specifically configured to replace m. Fig. 16 is a top view of the air blowing device having the air blower. In the embodiment, the above In the first, second, and third embodiments, as shown in Fig. 15 and Fig. 16, the filter mounting frame 25 in which the circular plate 19 is provided is attached to the air supply device m, and the filter installation cabinet 25' The filter thieve 26 is configured to freely pull out the inserted article. As described above, the filter of the 滹9 β-t 26 and the additional circular plate 19 is installed.

2148-8151-PF 1313732 Frame 25 is constructed by individual members. The apricot A A horse can only replace the construction of the filter 26. According to the present embodiment, the air blowing capacity of the fan that is not in the 5? 9R ^ ^ k is reduced, the amount of dust adhering to the circumstance 1 § 26 is reduced, and the number of filter exchanges is reduced by y, and when the filter is exchanged, It is easy to change jobs. BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a cross-sectional view showing the first solid view; the internal structure of the air blowing device in j is the front view of the protective guide at the first Figure 3 is the top view of Figure 2; Figure 4 is the Lei Zheng diagram of the air supply device in the first - the actual I. Figure 5 is a circuit diagram with -, the device, Figure 6 is The top view of Fig. 5; the front view of the figure, the $7 figure is the rear view of Fig. 5; the figure 8 is the front view of the device with three feeds for the flute ak wind;

The figure 9 is the upper view of Fig. 8; the first figure of WUI is the rear view of Fig. 8; the eleventh figure is the sectional view showing the second embodiment; and the internal structure of the air blowing device is shown in Fig. 12. The cross-sectional view of the third embodiment is shown in Fig. 13; the internal structure of the 〃 windshield device is a plan view showing the fourth embodiment; and the first picture of the oxygen fan is the top of Fig. 13 Figure 15 is a rear view showing the air blowing device of the fifth embodiment

2148-8151-PF 13 1313732; and Fig. 16 is a top view showing the air blowing device in the fifth embodiment. [Main component symbol description] 11 main body box, 1 2 suction port, 13 air outlet, 14 axial fan, | 15 motor, 16 hole, 17 air guide, 18 filter or protective guide, 19, 19A , 19B disc, 20 mounting feet, 21 relay switch, 21 a, 21 b contact, | 21 c coil, 22 timing switch, 2 2 a contact, 25 filter mounting frame, 26 transitioner. 2148-8151-PF 14

Claims (1)

1313732 X. Patent application scope: I—A type of air supply device, comprising: a body box body having a suction port on the back side and a blow outlet on the front side; Ma Yuan' is supported in the body box in a forward and reverse rotation manner The axial flow fan is mounted on the rotary shaft of the motor; the 1 closing device and the time switch are used to switch the direction of rotation of the stirrup; the filter or the protective guide is disposed at the suction port; The circular plate is provided at a central portion of the filter or the protective guide corresponding to the center portion of the axial flow fan; the circular plate is attached from a surface of the filter or the protective guide. 2. The air blowing device according to claim 2, wherein the circular plate has a circular shape at an outer peripheral end portion. 3. The air blowing device of claim 2, wherein the circular plate shape is formed in a streamlined shape. 4. The air blowing device according to claim 1 or 2, wherein the circular plate is constructed in a body structure with the filter or the protective guide. The air blowing device according to claim 1 or 2, wherein the disc and the protective guide constitute an integrally constructed filter mounting frame, and the filter mounting frame is inserted into the filter and held. 2148-8151-PF 15