CN211290422U - New fan of two-way filtration - Google Patents
New fan of two-way filtration Download PDFInfo
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- CN211290422U CN211290422U CN201922127419.4U CN201922127419U CN211290422U CN 211290422 U CN211290422 U CN 211290422U CN 201922127419 U CN201922127419 U CN 201922127419U CN 211290422 U CN211290422 U CN 211290422U
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Abstract
The utility model relates to a two-way filterable new fan, its box that sets up including the level is equipped with heat exchanger in the box, and the both sides that just are located heat exchanger in the box are equipped with first fan, second fan respectively, and the both sides that just are located heat exchanger in the box all are equipped with the baffle, and two baffles are in the coplanar, and first fan, second fan are located same one side of baffle, are equipped with import one, import two, export one and export two on the box, and it has the filter screen all to lie in import one, import two department in the box. The utility model discloses having the outdoor air and getting into the new fan from arbitrary import in import one, the import two after, all contacting the impurity in the filter screen filtered gas earlier, avoiding impurity to block up heat exchanger, it is indoor to avoid impurity to get into along with the new trend for the installation need not to distinguish import one, import two on the new fan, the effect of the installation of being convenient for.
Description
Technical Field
The utility model belongs to the technical field of the technique of new fan and specifically relates to a new fan of two-way filtration is related to.
Background
The pipeline type fresh air system consists of a fresh air fan and pipeline accessories, the fresh air fan purifies outdoor air and guides the outdoor air into a room, and the indoor air is discharged through a pipeline. The indoor air polluted by living and living processes is renewed by the fresh air outside the room, so that the cleanliness of the indoor air reaches a certain minimum standard level.
The existing Chinese patent with publication number CN203823917U discloses a new fan, which comprises a shell, an upper fan box body, a plate heat exchanger box body and a lower fan box body, wherein the upper fan box body, the plate heat exchanger box body and the lower fan box body are arranged in the shell and are arranged in sequence, an independent new air suction area and an independent old air discharge area are arranged in the lower fan box body, a first filter for filtering outdoor new air is arranged in the new air suction area, an exhaust fan for discharging indoor old air to the outdoor is arranged in the old air discharge area, an independent new air discharge area and an independent old air suction area are arranged in the upper fan box body, a second filter for filtering the new air passing through the first filter again is arranged in the new air discharge area, the new air fan for discharging the new air passing through the second filter to the indoor is arranged in the new air discharge area, and a plate heat exchanger for exchanging energy between the new air and the old air is arranged in the plate heat.
When the equipment works, the exhaust fan and the fresh air fan work synchronously, outdoor fresh air sequentially passes through the fresh air suction area, the first filter, the plate-type heat exchanger, the second filter, the fresh air fan and the fresh air exhaust area to enter the room, and meanwhile, indoor air sequentially passes through the old air suction area, the plate-type heat exchanger, the exhaust fan and the old air exhaust area to be exhausted to the outside.
The above prior art solutions have the following drawbacks: when the new air blower is installed, the new air pipeline is communicated to the new air exhaust area and the new air suction area, the old air pipeline is communicated to the old air suction area and the old air exhaust area, if the pipelines are connected incorrectly, outdoor air enters a room without being filtered, and sundries in the outdoor air easily block the plate type heat exchanger, so that the sundries need to be carefully identified before installation, and inconvenience is brought to installation.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art existence, one of the purposes of the utility model is to provide a two-way filterable new fan, the bilateral symmetry that just is located heat exchanger in the box is equipped with the filter screen for after outdoor air gets into new fan from arbitrary import, all contact the impurity among the filter screen filtered gas earlier, avoid impurity to block up heat exchanger, it is indoor along with the new trend entering to avoid impurity, makes the installation need not to distinguish whether a certain import on the new fan is the new trend import, the installation of being convenient for.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
the utility model provides a new fan of two-way filtration, includes the box that the level set up, be equipped with heat exchanger in the box, the both sides that just are located heat exchanger in the box are equipped with first fan, second fan respectively, just be located heat exchanger's both sides in the box all are equipped with the baffle, two the baffle is in the coplanar, heat exchanger's projection on the horizontal plane is the square, and the both ends of a diagonal butt respectively the tip of baffle, the lateral wall of box are butt respectively at the both ends of another diagonal, first fan, second fan are located the same one side of baffle, just be located one side of heat exchanger on the box and be equipped with import one, export two fan are located same one side of baffle, import one is located the baffle opposite side, the opposite side that just is located heat exchanger on the box is equipped with import two, export one, The first fan is located the same side of baffle, the import is two to be located the baffle opposite side, heat exchanger intercommunication import is first, export is first, heat exchanger intercommunication import is second, export is second, it has the filter screen all to cover just to be located import one, import two department in the box.
Through adopting above-mentioned technical scheme, after outdoor air got into new fan from arbitrary import in import one, the import two, all contacted the impurity in the filter screen filtered gas earlier, avoided impurity to block up heat exchanger, avoided impurity to get into indoorly along with the new trend for the installation need not to distinguish import one, import two on the new fan, is convenient for install.
The present invention may be further configured in a preferred embodiment as: the box includes the bottom plate, locates the curb plate at the relative both ends of bottom plate and locates the roof of curb plate upper end, week side of bottom plate still is equipped with relative backplate and apron, the perpendicular curb plate of baffle, import one, export two are located on one curb plate, import two, export one are located on another curb plate, the perpendicular curb plate of baffle, the parallel curb plate of filter screen, one side that bottom plate and roof are relative is equipped with the spacing groove, bottom plate, roof are run through along parallel curb plate direction to the spacing groove, curb plate, bottom plate, roof are connected to the apron can dismantle, the filter screen slides and inlays and locates the spacing inslot, the inner wall of week side butt box of filter screen.
Through adopting above-mentioned technical scheme, new fan is often in long-term use state, needs carry out periodic maintenance to the filter screen to avoid the filter screen to block up, the connection can be dismantled to the apron of box, and the filter screen slides to inlay and establishes to spacing inslot, and the dismouting of the filter screen of being convenient for makes things convenient for periodic maintenance, clearance filter screen.
The present invention may be further configured in a preferred embodiment as: the filter screen extends towards the other side of the partition plate and covers the first outlet and the second outlet.
Through adopting above-mentioned technical scheme, when equipment was in the shutdown state, the air probably flowed along export, heat exchanger, import reverse flow, and at this moment, the filter screen covers export one, export two, avoids the air to carry impurity entering heat exchanger, avoids impurity jam heat exchanger.
The present invention may be further configured in a preferred embodiment as: first fan, second fan are centrifugal fan, and it includes motor and the coaxial impeller of locating on the motor output shaft, the tip that the motor was kept away from to the impeller is equipped with the actuating lever, the radial extension of impeller is followed to the actuating lever, just the one end of actuating lever is used for the butt filter screen that slides, the filter screen has elasticity.
Through adopting above-mentioned technical scheme, the impeller rotates a week, and the tip of actuating lever drives the filter screen vibration once to the impeller, and its should vibration passes through the filter screen and transmits to the opposite side of baffle, drives the filter screen vibration once to import one (or import two) for some impurity breaks away from the filter screen and falls to the bottom plate on, makes the difficult jam of filter screen, the maintenance of extension filter screen, clean cycle.
The present invention may be further configured in a preferred embodiment as: the fan is characterized in that a swing rod is arranged on the partition plate in a rotating mode, the swing rod penetrates through the partition plate, a pin shaft is arranged on the driving rod in the axial direction of the impeller, an embedded groove extending in the length direction of the swing rod is formed in the upper edge of the swing rod, the embedded groove is used for slidably sleeving the pin shaft, and one end, far away from the fan, of the swing rod is used for abutting against the filter screen.
By adopting the technical scheme, the impeller rotates for a circle, the lug drives the swing rod to directly knock and vibrate the filter screen opposite to the inlet through the pin shaft, so that the amplitude of the filter screen opposite to the inlet is increased, and partial impurities are enabled to be separated from the filter screen and fall onto the bottom plate.
The present invention may be further configured in a preferred embodiment as: the middle part of the swing rod is provided with a hinged part, the hinged part is annular, the partition plate is provided with a mounting hole for the swing rod to pass through, the mounting hole is provided with a hinged shaft parallel to the axial direction of the impeller, the hinged part is rotatably sleeved on the hinged shaft, and the periphery of the hinged part is in sliding butt joint with the inner wall of the mounting hole.
Through adopting above-mentioned technical scheme, the periphery of articulated portion is the circumference to the inner wall of slip butt mounting hole, the pendulum rod rotates the in-process, avoids appearing the clearance between articulated portion and the mounting hole, guarantees that the baffle separates the exit of new fan.
The present invention may be further configured in a preferred embodiment as: the improved dust collection box is characterized in that a collection groove is formed in the box body, the collection groove is located on one side, away from the heat exchanger, of the filter screen, a dust adhering piece is arranged in the collection groove, and the dust adhering piece is used for adsorbing dust particles.
Through adopting above-mentioned technical scheme, utilize the collecting vat to collect, adsorb the dust that drops on from the filter screen, avoid the air inlet of new fan to drive the dust that breaks away from and adhere to the filter screen again.
The present invention may be further configured in a preferred embodiment as: and one side of the filter screen facing the heat exchanger is sequentially provided with an active carbon filter piece and a high-efficiency filter.
Through adopting above-mentioned technical scheme, utilize the filter screen prefilter air, utilize the active carbon to filter afterwards and get rid of the peculiar smell, utilize high efficiency filter mainly to filter the granule dust and various suspended solids more than 0.5um at last, guarantee that the air that gets into in the heat exchanger has good cleanliness to guarantee that the new trend that gets into indoor has good cleanliness.
To sum up, the utility model discloses a following at least one useful technological effect:
after outdoor air enters the fresh air machine from any one of the inlet I and the inlet II, the outdoor air firstly contacts the filter screen to filter impurities in the air, so that the impurities are prevented from blocking the heat exchanger, the impurities are prevented from entering the room along with fresh air, the inlet I and the inlet II on the fresh air machine are not required to be distinguished during installation, and the installation is convenient;
the cover plate of the box body is detachably connected, and the filter screen is embedded into the limiting groove in a sliding manner, so that the filter screen is convenient to disassemble and assemble, and the filter screen is convenient to maintain and clean regularly;
the impeller is utilized to drive the filter screen to vibrate periodically, so that part of impurities are separated from the filter screen and fall onto the bottom plate, the filter screen is not easy to block, and the maintenance and cleaning period of the filter screen is prolonged.
Drawings
Fig. 1 is a schematic diagram of the overall explosive structure.
Fig. 2 is a schematic view of the direction of airflow.
Fig. 3 is a schematic view of the structure of the filter assembly.
Fig. 4 is a schematic view of the connection structure of the pendulum rod.
In the figure, 1, a box body; 11. a top plate; 12. a base plate; 121. collecting tank; 13. a side plate; 131. an inlet II; 132. an outlet I; 133. an inlet I; 134. an outlet II; 14. a back plate; 15. a cover plate; 16. a partition plate; 161. mounting holes; 162. hinging a shaft; 17. a limiting groove; 21. a first fan; 22. a second fan; 23. an impeller; 24. a drive rod; 241. a pin shaft; 25. a swing rod; 251. a hinge portion; 252. caulking grooves; 253. round corners; 3. a filter assembly; 31. filtering with a screen; 32. an activated carbon filter; 33. a high efficiency filter; 4. a heat exchanger.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 2, for the new bidirectional filtering fan disclosed by the present invention, comprising a horizontally disposed box 1, the box 1 comprises a top plate 11, a bottom plate 12, a side plate 13, a back plate 14, a side plate 13 and a cover plate 15, which are sequentially disposed on the periphery of the bottom plate 12, and the cover plate 15 is detachably connected, a first fan 21, a filter assembly 3, a heat exchanger 4, a filter assembly 3 and a second fan 22 are sequentially disposed in the box 1 along the direction of the vertical side plate 13, wherein the first fan 21 and the second fan 22 are centrifugal fans, which comprise a motor and an impeller 23, the heat exchanger 4 can be a plate heat exchanger, the projection of the heat exchanger on the horizontal plane is a square, the two ends of a diagonal line are respectively abutted against the back plate 14, the cover plate 15, the other diagonal line is perpendicular to the side plate 13, and abutted against the filter assemblies 3 on the two sides, a baffle 16 is disposed in, the partition plate 16 is perpendicular to the side plate 13 and is parallel and level with the diagonal line of the heat exchanger 4, two ends of the parallel side plate 13 of the filter assembly 3 are respectively abutted with the back plate 14 and the cover plate 15, the first fan 21 and the second fan 22 are both positioned on the same side of the partition plate 16, an inlet two 131 and an outlet one 132 are respectively arranged on one side plate 13 and positioned on two sides of the partition plate 16, the outlet one 132 is just opposite to the first fan 21, an inlet one 133 and an outlet two 134 are respectively arranged on the other side plate 13 and positioned on two sides of the partition plate 16, and the outlet two 134 is just opposite.
Referring to fig. 2, the heat exchanger 4 enables the first inlet 133 to be communicated with the first outlet 132, and the second inlet 131 to be communicated with the second outlet 134, when the device works, the fresh air pipeline is communicated with the first inlet 133 and the first outlet 132, fresh air outside the room is filtered by the filter assembly 3, heat exchange is completed in the heat exchanger 4, the fresh air enters the room, the old air pipeline is communicated with the second inlet 131 and the second outlet 134, and old air inside the room is discharged to the outside; or the fresh air pipeline is communicated with the inlet II 131 and the outlet II 134, outdoor fresh air is filtered by the filtering component 3 and then enters the room after heat exchange is completed in the heat exchanger 4, the old air pipeline is communicated with the inlet I133 and the outlet I132, indoor old air is discharged to the outside, and when the fresh air pipeline and the old air pipeline are connected in an installing mode, the inlet I133 and the inlet II 131 on the fresh air fan do not need to be distinguished, so that the installation is convenient.
Referring to fig. 1 and 3, filter element 3 includes to keeping away from filter screen 31 that curb plate 13 direction set gradually, activated carbon filters piece 32 and high efficiency filter 33, bottom plate 12 is equipped with three spacing groove 17 with the equal interval in one side that roof 11 is relative, filter screen 31, activated carbon filters piece 32 and high efficiency filter 33 slides respectively and inlays and locate spacing groove 17 in, and filter screen 31, there is the interval between arbitrary two in activated carbon filters piece 32 and the high efficiency filter 33, be convenient for personnel snatch with the hand and take out, with periodic maintenance, clean filter element 3, guarantee filter element 3's ventilation efficiency.
Referring to fig. 1 and 4, a swing rod 25 is rotatably disposed on a partition 16, a circular hinge portion 251 is disposed in the middle of the swing rod 25, a mounting hole 161 is disposed on the partition 16 for the swing rod 25 to pass through, a hinge shaft 162 parallel to the axial direction of the impeller 23 is disposed in the mounting hole 161, the hinge portion 251 is rotatably sleeved on the hinge shaft 162, the periphery of the hinge portion 251 slidably abuts against the inner wall of the mounting hole 161, in the first fan 21 and the second fan 22, an output shaft of the motor penetrates through the impeller 23, and an end portion of the output shaft is fixedly connected with a driving rod 24, the driving rod 24 extends along the radial direction of the impeller 23, a pin shaft 241 is disposed on the driving rod 24 and at one end thereof far from the output shaft of the motor, the pin shaft 241 is parallel to the axis of the impeller 23, an embedded groove 252 extending along the length direction of the swing rod 25 is disposed on the, a collecting tank 121 is arranged on the bottom plate 12 and on a side of the filter screen 31 facing away from the heat exchanger 4, and a dust adhering member (not shown in the figure) is arranged in the collecting tank 121, wherein the dust adhering member can be a dust adhering pad embedded in the collecting tank 121.
The implementation principle of the embodiment is as follows: the filter screens 31 are symmetrically arranged in the box body 1 and positioned at two sides of the heat exchanger 4, so that after outdoor air enters the fresh air fan from any inlet, the outdoor air firstly contacts the filter screens 31 to filter impurities in the air, the heat exchanger 4 is prevented from being blocked by the impurities, the impurities are prevented from entering the room along with fresh air, whether a certain inlet on the fresh air fan is a fresh air inlet or not is not required to be distinguished during installation, and the installation is convenient; when the device is used, the impeller 23 drives the swing rod 25 to periodically shake the filter screen 31, so that part of impurities are separated from the filter screen 31 and fall into the collecting tank 121, and the maintenance and cleaning period of the filter screen 31 is prolonged.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a new fan of two-way filtration, includes box (1) that the level set up, be equipped with heat exchanger (4) in box (1), the both sides that just are located heat exchanger (4) in box (1) are equipped with first fan (21), second fan (22) respectively, its characterized in that: the heat exchanger is characterized in that partition plates (16) are arranged on two sides of the heat exchanger (4) in the box body (1), the two partition plates (16) are arranged in the same plane, the projection of the heat exchanger (4) on the horizontal plane is square, two ends of a diagonal line are respectively abutted to the end parts of the partition plates (16), two ends of the other diagonal line are respectively abutted to the side wall of the box body (1), the first fan (21) and the second fan (22) are arranged on the same side of the partition plates (16), one side of the box body (1) which is arranged on the heat exchanger (4) is provided with a first inlet (133) and a second outlet (134), the second outlet (134) and the second fan (22) are arranged on the same side of the partition plates (16), the first inlet (133) is arranged on the other side of the partition plates (16), the other side of the box body (1) which is arranged on the other side of the, export one (132), first fan (21) are located the same one side of baffle (16), import two (131) are located baffle (16) opposite side, heat exchanger (4) intercommunication import one (133), export one (132), heat exchanger (4) intercommunication import two (131), export two (134), just it has all covered filter screen (31) to be located import one (133), import two (131) department in box (1).
2. The new bidirectional filtering fan according to claim 1, characterized in that: box (1) includes bottom plate (12), locates curb plate (13) at the relative both ends of bottom plate (12) and locates roof (11) of curb plate (13) upper end, the week side of bottom plate (12) still is equipped with relative backplate (14) and apron (15), baffle (16) perpendicular curb plate (13), one (133) of import, export two (134) are located on curb plate (13), import two (131), export one (132) are located on another curb plate (13), baffle (16) perpendicular curb plate (13), filter screen (31) parallel curb plate (13), bottom plate (12) and roof (11) relative one side are equipped with spacing groove (17), spacing groove (17) run through bottom plate (12), roof (11) along parallel curb plate (13) direction, apron (15) can be dismantled and connect curb plate (13), bottom plate (12), Roof (11), filter screen (31) slip inlays and locates in spacing groove (17), the week side butt inner wall of box (1) of filter screen (31).
3. The new bidirectional filtering fan according to claim 1, characterized in that: the filter screen (31) extends towards the other side of the partition plate (16) and covers the first outlet (132) and the second outlet (134).
4. The new bi-directional filtration fan of claim 3, wherein: first fan (21), second fan (22) are centrifugal fan, and it includes motor and coaxial impeller (23) of locating on the motor output shaft, the tip that the motor was kept away from in impeller (23) is equipped with actuating lever (24), the radial extension of impeller (23) is followed in actuating lever (24), just the one end of actuating lever (24) is used for sliding butt filter screen (31), filter screen (31) have elasticity.
5. The new bi-directional filtration fan of claim 4, wherein: rotate on baffle (16) and be equipped with pendulum rod (25), baffle (16) are run through in pendulum rod (25), be equipped with round pin axle (241) along impeller (23) axial on drive rod (24), along caulking groove (252) that are equipped with self length direction and extend on pendulum rod (25), caulking groove (252) are used for sliding sleeve to connect round pin axle (241), the one end that the fan was kept away from in pendulum rod (25) is used for butt filter screen (31).
6. The new bi-directional filtration fan of claim 5, wherein: the middle of the swing rod (25) is provided with a hinged portion (251), the hinged portion (251) is annular, a mounting hole (161) for the swing rod (25) to penetrate through is formed in the partition plate (16), a hinged shaft (162) parallel to the axial direction of the impeller (23) is arranged in the mounting hole (161), the hinged portion (251) is rotatably sleeved on the hinged shaft (162), and the periphery of the hinged portion (251) is in sliding abutting connection with the inner wall of the mounting hole (161).
7. The new bi-directional filtration fan of claim 4, wherein: the dust collecting device is characterized in that a collecting tank (121) is arranged in the box body (1), the collecting tank (121) is located on one side, deviating from the heat exchanger (4), of the filter screen (31), and a dust adhering piece is arranged in the collecting tank (121) and used for adsorbing dust particles.
8. The new bidirectional filtering fan according to claim 1, characterized in that: and one side of the filter screen (31) facing the heat exchanger (4) is sequentially provided with an activated carbon filter element (32) and a high-efficiency filter (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922127419.4U CN211290422U (en) | 2019-12-02 | 2019-12-02 | New fan of two-way filtration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922127419.4U CN211290422U (en) | 2019-12-02 | 2019-12-02 | New fan of two-way filtration |
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| Publication Number | Publication Date |
|---|---|
| CN211290422U true CN211290422U (en) | 2020-08-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922127419.4U Active CN211290422U (en) | 2019-12-02 | 2019-12-02 | New fan of two-way filtration |
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| Country | Link |
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| CN (1) | CN211290422U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113701216A (en) * | 2021-08-31 | 2021-11-26 | 重庆纤维研究设计院股份有限公司 | Cooking fume removing fresh air device |
-
2019
- 2019-12-02 CN CN201922127419.4U patent/CN211290422U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113701216A (en) * | 2021-08-31 | 2021-11-26 | 重庆纤维研究设计院股份有限公司 | Cooking fume removing fresh air device |
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