CN217004904U - Cold and warm dual-purpose bladeless fan - Google Patents
Cold and warm dual-purpose bladeless fan Download PDFInfo
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- CN217004904U CN217004904U CN202220705784.8U CN202220705784U CN217004904U CN 217004904 U CN217004904 U CN 217004904U CN 202220705784 U CN202220705784 U CN 202220705784U CN 217004904 U CN217004904 U CN 217004904U
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Abstract
The utility model relates to the technical field of fans, in particular to a cold and warm dual-purpose bladeless fan which comprises an installation shell, a wind guide shell, a centrifugal fan, a support and a heating wire, wherein the centrifugal fan is arranged in the installation shell, the lower part of the wind guide shell is provided with a wind inlet, the wind inlet is communicated with a wind outlet of the centrifugal fan, the wind guide shell is provided with a mounting groove, the mounting groove is positioned at the wind inlet, the heating wire is spirally wound on the support, the support comprises a mounting bone position, the mounting bone position protrudes out of the heating wire, and the mounting bone position is clamped with the mounting groove. The bladeless fan for cooling and heating has the advantage of simple and convenient installation of the support frame.
Description
Technical Field
The utility model relates to the technical field of fans, in particular to a bladeless fan capable of being used as a cooling fan and a heating fan.
Background
Most bladeless fans with heating functions in the market all adopt electric heating wires as heat sources, for example, chinese patent with publication number CN 204299899U discloses a cold and hot bladeless fan, which comprises a main body, an air outlet cover positioned at the top of the main body and a base positioned at the bottom of the main body, an impeller cover is arranged in the main body, two ends of the impeller cover are respectively an air inlet and an air outlet, the air outlet cover is provided with an air outlet, an impeller and a motor for driving the impeller to generate air flow passing through the impeller cover are arranged in the impeller cover, the air outlet of the impeller cover reaches a support frame arranged between the air outlet covers, the support frame is provided with heating wires, and the heating wires are in a stacked spiral shape.
The problem that prior art exists is that need set up the part of a similar foretell air-out cover and install the support frame, air-out cover need utilize fasteners such as bolt to install on fan housing again, and the installation is not simple and convenient enough.
SUMMERY OF THE UTILITY MODEL
To solve the above technical problems, the present invention aims to: the installation of the supporting frame is not simple enough.
The technical scheme adopted by the utility model for solving the problems is as follows:
the fan comprises an installation shell, an air guide shell, a centrifugal fan, a support and a heating wire, wherein the centrifugal fan is arranged in the installation shell, an air inlet is formed in the lower portion of the air guide shell and communicated with an air outlet of the centrifugal fan, an installation groove is formed in the air guide shell and located at the air inlet, the heating wire is spirally wound on the support, the support comprises an installation rib position, the installation rib position protrudes out of the outer side of the heating wire, and the installation rib position is clamped with the installation groove.
As a further improved technical scheme, the support comprises a plurality of annular array installation pieces, the installation bone positions are arranged on the outer edges of the installation pieces, clamping grooves are formed in the installation pieces, and the heating wires penetrate through the clamping grooves. The heater can stable winding and not drop on the support, need not to adopt the fastener to connect heater and support, can also guarantee the distance of heater and installation bone position outward flange simultaneously, guarantees the distance of heater and wind-guiding shell promptly, avoids the heater to cause dual-purpose bladeless fan of changes in temperature to damage and the potential safety hazard with wind-guiding shell direct contact after warping in the transportation of dual-purpose bladeless fan of changes in temperature and use.
As a further improved technical scheme, the number of the mounting pieces is even, a flow distribution table is arranged in the air guide shell, the flow distribution table is arranged above the air inlet, the longitudinal section of the flow distribution table is in a V shape with an upward opening, and the two symmetrically arranged mounting pieces are positioned right below the bottom edge of the flow distribution table. The mounting piece is cooperated with the shunting table, so that the air blown out from the centrifugal fan can be uniformly distributed to two sides of the air guide shell, and the air blown out from the air guide shell is more uniform.
As a further improved technical scheme, the air guide shell comprises a front shell and a rear shell, the support is arranged between the front shell and the rear shell, and the front shell and the rear shell are both provided with the mounting grooves. The installation bone positions of the two sides of the support can be respectively connected with the front shell and the rear shell, and the support is good in stability after being installed.
As a further improved technical scheme, the upper part and the inner side of the mounting groove are both provided with openings, and the mounting bone position is inserted into the mounting groove from the upper part of the mounting groove. The air inlet is directly put into from the top with the support of having twined the heater, and the installation position of bone can slide into the mounting groove, installation convenient and fast.
The utility model has the beneficial effects that: the installation rib position protruding out of the outer side of the heating wire on the support is directly clamped with the air guide shell, the need of arranging an air outlet cover is eliminated, the structure of the cooling and heating dual-purpose bladeless fan is simplified, and the installation process of the cooling and heating dual-purpose bladeless fan is reduced.
Drawings
The utility model is further explained below with reference to the drawing description and the detailed description.
FIG. 1 is a perspective view of a bladeless fan for cooling and heating purposes according to the present invention;
FIG. 2 is a sectional view of the bladeless fan for cooling and heating of the present invention;
FIG. 3 is an exploded view of a portion of the fan assembly of the present invention;
FIG. 4 is an enlarged view of section A of FIG. 3 of the present invention;
FIG. 5 is a structural diagram of a bracket and a heating wire of the bladeless fan for cooling and heating of the present invention;
fig. 6 is an exploded view of another part of the bladeless fan for cooling and heating purposes according to the present invention.
In the figure: 1-mounting shell, 11-air inlet net, 2-air guide shell, 21-front shell, 22-rear shell, 23-shunting table, 24-mounting groove, 25-air inlet, 3-centrifugal fan, 4-bracket, 41-mounting piece, 42-clamping groove, 43-mounting bone position and 5-heating wire.
Detailed Description
Reference will now be made in detail to the present embodiments of the present invention, preferred embodiments of which are illustrated in the accompanying drawings, wherein the drawings are provided for the purpose of visually supplementing the description in the specification and so forth, and which are not intended to limit the scope of the utility model.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
Referring to fig. 1 and 2, the cooling and heating dual-purpose bladeless fan comprises a mounting shell 1, a wind guide shell 2, a centrifugal fan 3, a support 4 and a heating wire 5, wherein the centrifugal fan 3 is arranged in the mounting shell 1, a wind inlet net 11 is arranged on the side wall of the mounting shell 1, a wind inlet 25 is arranged at the lower part of the wind guide shell 2, and the wind inlet 25 is communicated with a wind outlet (not shown) of the centrifugal fan 3;
referring to fig. 3, the air guide casing 2 includes a front casing 21 and a rear casing 22, the bracket 4 is disposed between the front casing 21 and the rear casing 22, the front casing 21 and the rear casing 22 are both provided with the mounting groove 24, the mounting groove 24 is located at the air inlet 25, the heater 5 is spirally wound on the bracket 4, the bracket 4 includes a mounting rib 43, the mounting rib 43 protrudes out of the heater 5, and the mounting rib 43 is clamped with the mounting groove 24;
referring to fig. 5 and 6, the bracket 4 includes 4 mounting pieces 41 in an annular array, the mounting rib 43 is disposed on an outer edge of the mounting piece 41, a slot 42 is disposed on the mounting piece 41, and the heating wire 5 passes through the slot 42. A flow splitting table 23 is arranged in the air guide shell 2, the flow splitting table 23 is arranged above the air inlet 25, the longitudinal section of the flow splitting table 23 is in a V shape with an upward opening, the flow splitting table 23 is arranged on the front shell 21 and the rear shell 22, and two symmetrically arranged mounting pieces 41 are positioned right below the bottom edge of the flow splitting table 23;
referring to fig. 4, the mounting groove 24 is opened at both the upper and inner sides, and the mounting rib 43 is inserted into the mounting groove 24 from above the mounting groove 24.
The utility model relates to a bladeless fan for cooling and heating, which has the working principle that a centrifugal fan 3 sucks outside air from an air inlet net 11 and sends the air into an air guide shell 2 from an air outlet and an air inlet 25, a long strip-shaped air outlet gap for final air outlet is arranged on the air guide shell 2, the air is heated by a heating wire 5 when passing through the air inlet 25, the hot air is divided into a left path and a right path through a mounting sheet 41 and a flow dividing table 23 and enters a cavity inside the air guide shell 2, and finally hot air can be uniformly blown out from the air outlet gap.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the technical scope of the present invention, which can be directly or indirectly applied to other related technical fields without departing from the spirit of the present invention, are intended to be included in the scope of the present invention.
Claims (5)
1. A bladeless fan for cooling and heating comprises an installation shell, a wind guide shell, a centrifugal fan, a bracket and a heating wire, wherein the centrifugal fan is arranged in the installation shell, the lower part of the wind guide shell is provided with a wind inlet which is communicated with a wind outlet of the centrifugal fan,
the air guide shell is provided with a mounting groove, the mounting groove is located at the air inlet, the heating wire is spirally wound on the support, the support comprises a mounting bone position, the mounting bone position protrudes out of the outer side of the heating wire, and the mounting bone position is clamped with the mounting groove.
2. The bladeless fan for cooling and heating as claimed in claim 1, wherein:
the support comprises a plurality of annular array installation pieces, the installation bone positions are arranged on the outer edges of the installation pieces, clamping grooves are formed in the installation pieces, and the heating wires penetrate through the clamping grooves.
3. The bladeless fan for both cooling and heating as claimed in claim 2, wherein:
the number of the mounting pieces is even, a shunting table is arranged in the air guide shell, the shunting table is arranged above the air inlet, the longitudinal section of the shunting table is in a V shape with an upward opening, and the two symmetrically arranged mounting pieces are positioned right below the bottom edge of the shunting table.
4. The bladeless fan for cooling and heating as claimed in claim 1, wherein:
the air guide shell comprises a front shell and a rear shell, the support is arranged between the front shell and the rear shell, and the mounting grooves are formed in the front shell and the rear shell.
5. The bladeless fan for both cooling and heating as claimed in claim 1, wherein:
the mounting groove upper portion and the inboard equal opening, the installation position of bone is pegged graft from the top of mounting groove in the mounting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220705784.8U CN217004904U (en) | 2022-03-29 | 2022-03-29 | Cold and warm dual-purpose bladeless fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220705784.8U CN217004904U (en) | 2022-03-29 | 2022-03-29 | Cold and warm dual-purpose bladeless fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217004904U true CN217004904U (en) | 2022-07-19 |
Family
ID=82373511
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220705784.8U Active CN217004904U (en) | 2022-03-29 | 2022-03-29 | Cold and warm dual-purpose bladeless fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217004904U (en) |
-
2022
- 2022-03-29 CN CN202220705784.8U patent/CN217004904U/en active Active
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