CN204755350U - Box fan - Google Patents
Box fan Download PDFInfo
- Publication number
- CN204755350U CN204755350U CN201520465983.6U CN201520465983U CN204755350U CN 204755350 U CN204755350 U CN 204755350U CN 201520465983 U CN201520465983 U CN 201520465983U CN 204755350 U CN204755350 U CN 204755350U
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- Prior art keywords
- limit position
- shell body
- lower shell
- position part
- pedestal
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Abstract
The utility model relates to an electric fan technical field discloses a box fan, including down casing and stabilizer blade, lower casing is equipped with mount table that extends from its internal surface and the through -hole that pierces through the external surface of inferior valve from the mount table up end, the stabilizer blade includes the base, rotation axis that follow base upper surface extends and the block portion that sets up from two at least intervals that the rotation axis extends, block portion keeps away from rotation axis one end surface and is equipped with and has relative with the base supporting and lean on supporting of face and lean on the part, the rotation axis is rotatably inserted and is located the through -hole, support and wear out the mount table up end by the part, the base upper surface is held with inferior valve external surface counterbalance, support and hold by face and the counterbalance of mount table up end, in order will descend the casing card at the base and between supporting by the face, make casing and base axial position relatively fixed down, thereby the stability when improving the box fan operation, the rotation axis is the adjustable base of rotation in the casing through -hole and the relative position of casing down under, but according to actual need adjusts the stabilizer blade position at any time.
Description
Technical field
The utility model relates to electric fan technical field, particularly relates to a kind of box fans.
Background technique
At present, the mode of the increase stability that box fans adopts has two kinds, wherein a kind of is the mode adopting leg grafting, the leg of this mode is general all with the packaged of annex, easy loss or neglected loading, affect the final utilization effect of box fans, and adopt the stability of inserting mode relatively poor, dismounting cannot be received or be difficult to plug-in type leg after installing; Another kind of mode is that the shell of leg and fan is made into one, and the structure of leg and shell integral type can increase the volume of packaging greatly, thus increases packing cost and cost of transportation.
Model utility content
(1) technical problem that will solve
The technical problems to be solved in the utility model solves how to improve box fans and use the convenience of operation, improve its operation stability and reduce the problem of its packing cost.
(2) technological scheme
In order to solve the problems of the technologies described above, the utility model provides a kind of box fans, comprises lower shell body and leg, and described lower shell body is provided with the mounting platform extended from its internal surface and the through hole being penetrated into described lower shell body outer surface from described mounting platform upper-end surface; The running shaft that described leg comprises pedestal, extend from described pedestal upper surface and at least two spaced engagement portions of continuing to extend from described running shaft, described engagement portion is provided with abutment member outside the one end away from described running shaft, described abutment member has an abutment facing relative with described pedestal, described running shaft is rotatably inserted in described through hole, and described abutment member passes the upper-end surface of described mounting platform, the upper-end surface of described abutment facing and described mounting platform offsets, and the upper surface of described pedestal and the outer surface of described lower shell body offset.
Preferably, the outer surface of described running shaft near one end of described pedestal extends limit position part along the radial direction of described running shaft, arc step reaming groove is extended along the radial direction of described through hole in one end that described through hole is positioned at described lower shell body outer surface, the side wall surface of described arc step reaming groove is provided with the first clamping part and the second clamping part, described limit position part is contained in described arc step reaming groove rotationally, and described limit position part can coordinate clamping with described first clamping part or the second clamping part respectively.
Further, described limit position part comprises spaced first limit position part and the second limit position part, described first limit position part and the second limit position part are all positioned at described arc step reaming groove, described first limit position part can coordinate clamping with described first clamping part, and described second limit position part can coordinate clamping with described second clamping part.
Further, the radian between described first clamping part and the second clamping part is 180 °, and the radian between described first limit position part and the second limit position part is 90 °.
Preferably, the upper surface of described pedestal is provided with positioning groove in described running shaft both sides in the horizontal direction, the outer surface of described lower shell body is correspondingly provided with positioning boss in the Vertical direction along its horizontal axis, and described positioning boss can coordinate clamping with described positioning groove.
Preferably, described engagement portion is 6, and the interval pitch between two described engagement portions of arbitrary neighborhood is equal.
Preferably, described abutment member is the ramp structure reduced gradually along the direction away from described pedestal.
Preferably, described leg is two.
(3) beneficial effect
Technique scheme tool of the present utility model has the following advantages:
(1) box fans of the present utility model is provided with rotatable stand bar structure, leg is connected with lower shell body with engagement portion by running shaft, the upper surface of foot base and the outer surface of lower shell body offset, the abutment facing of engagement portion and the upper-end surface of mounting platform offset, can lower shell body be stuck between the pedestal of leg and abutment facing, make lower shell body relative with the axial position of leg fixing, thus improve stability when box fans is run; And regulate the pedestal of leg and the relative position of lower shell body by the rotation of running shaft in through hole, and therefore can regulate the position of foot base according to actual needs at any time, easy to operate, humanization designing.And the rotation stand bar structure convenient disassembly of the application, leg can with box fans entire package, thus greatly reduce packaging and the cost of transportation of box fans.
(2) by the clamping that cooperatively interacts of the limit position part on running shaft and the clamping part on lower shell body, and positioning groove on pedestal and the positioning boss on frame coordinate clamping, further leg can be fixed on frame, thus strengthen stability when box fans is run.
Accompanying drawing explanation
Fig. 1 is the exploded perspective figure of the utility model embodiment box fans;
Fig. 2 is the stereogram of the utility model embodiment lower shell body;
Fig. 3 is the stereogram of the utility model embodiment leg;
Fig. 4 be in the utility model embodiment box fans production process leg and lower shell body install after inversion figure;
Fig. 5 be in the utility model embodiment box fans production process leg and lower shell body install after longitudinal sectional view;
Fig. 6 be in the utility model embodiment box fans production process leg and lower shell body install after horizontal cross;
Fig. 7 is the enlarged view in A portion in Fig. 6;
Fig. 8 is the stereogram of the utility model embodiment box fans using state;
The longitudinal sectional view of leg and lower shell body when Fig. 9 is the use of the utility model embodiment box fans;
The horizontal cross of leg and lower shell body when Figure 10 is the use of the utility model embodiment box fans;
Figure 11 is the enlarged view in B portion in Fig. 9.
In figure: 1: lower shell body; 10: arc step reaming groove; 11: the first clamping parts; 12: the second clamping parts; 13: mounting platform; 14: through hole; 15: positioning boss; 2: leg; 20: pedestal; 21: the first limit position parts; 22: the second limit position parts; 23: engagement portion; 231: abutment member; 24: running shaft; 25: positioning groove.
Embodiment
For making the object of the utility model embodiment, technological scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, technological scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is a part of embodiment of the present utility model, instead of whole embodiments.Based on the embodiment in the utility model, the every other embodiment that those of ordinary skill in the art obtain under the prerequisite not making creative work, belongs to the scope of the utility model protection.
A kind of box fans that the utility model embodiment provides, mainly comprise housing, motor, fan head and leg, lower shell body described in the utility model is a part for housing, leg is connected with lower shell body, support whole housing, this is for it is readily appreciated by a person skilled in the art that the utility model no longer repeats.As shown in Figure 1 to 11, box fans of the present utility model, comprises lower shell body 1 and leg 2.As shown in Figure 2, lower shell body 1 is provided with the through hole 14 of the mounting platform 13 extended from the internal surface of lower shell body 1 and the outer surface being penetrated into lower shell body 1 from the upper-end surface of mounting platform 13.As shown in Figure 3, the running shaft 24 that leg 2 comprises pedestal 20, extend from the upper surface of pedestal 20 and at least two spaced engagement portions 23 of continuing to extend from running shaft 24, engagement portion 23 is provided with abutment member 231 away from the outside of one end of running shaft 24, and abutment member 231 has an abutment facing relative with pedestal 20.Engagement portion 23 and running shaft 24 insert through hole 14, abutment member 231 is made to pass the upper-end surface of mounting platform 13, running shaft 24 is rotatably arranged in through hole 14, and the upper-end surface of the abutment facing of abutment member 231 and mounting platform 13 offsets, and the upper surface of pedestal 20 and the outer surface of lower shell body 1 offset.
The leg 2 of the box fans of the present embodiment is connected with lower shell body 1 with engagement portion 23 by running shaft 24, the abutment facing of engagement portion 23 and the upper-end surface of mounting platform 13 offset, the upper surface of pedestal 20 and the outer surface of lower shell body 1 offset, can lower shell body 1 be stuck between the pedestal 20 of leg 2 and abutment facing thus, make lower shell body 1 relative with the axial position of leg 2 fixing, thus stability when box fans is run can be improved; And regulate the pedestal 20 of leg 2 and the relative position of lower shell body 1 by the rotation of running shaft 24 in the through hole 14 of lower shell body 1, and therefore can regulate the plan-position of the relative lower shell body 1 of leg 2 according to actual needs at any time, easy to operate, humanization designing; And leg 2 convenient disassembly of the application, leg 2 can with box fans entire package, thus greatly reduce packaging and the cost of transportation of box fans.
Preferably, as Fig. 1, Fig. 3, shown in Fig. 7 and Figure 11, the outer surface of running shaft 24 near one end of pedestal 20 extends limit position part along the radial direction of running shaft 24, arc step reaming groove 10 is extended along the radial direction of through hole 14 in one end that through hole 14 is positioned at lower shell body 1 outer surface, the side wall surface of arc step reaming groove 10 is provided with the first clamping part 11 and the second clamping part 12, limit position part is contained in arc step reaming groove 10 rotationally, and limit position part can coordinate clamping with the first clamping part 11 or the second clamping part 12 respectively, default position is fixed on to make running shaft 24, when making running shaft 24 rotate in through hole 14 with the relative position of the pedestal 20 adjusting leg 2 with lower shell body 1 thus, pedestal can be fixed on the position of needs.
As shown in Figure 3, the limit position part of the present embodiment comprises spaced first limit position part 21 and the second limit position part 22, first limit position part 21 and the second limit position part 22 are contained in arc step reaming groove 10 all rotationally, and can coordinate clamping with the first clamping part 11 and the second clamping part 12 respectively.The radian of the arc step reaming groove 10 of the present embodiment is 180 °, first clamping part 11 and the second clamping part 12 lay respectively at the two ends of arc step reaming groove 10, radian between first clamping part 11 and the second clamping part 12 is 180 °, and the radian between the first limit position part 21 and the second limit position part 22 is 90 °.First limit position part 21 can coordinate clamping with the first clamping part 11, and to make pedestal 20 be fixed on the position parallel with lower shell body 1 horizontal axis, horizontal axis here refers to the axis of lower shell body 1 along the arrow X direction in Fig. 1, and now leg 2 does not work; Second limit position part 22 can coordinate clamping with the second clamping part 12, and to make pedestal 20 be fixed on the position with lower shell body 1 horizontal axis orthogonal, now leg 2 can support box fans and steadily places.It should be noted that, limit position part of the present utility model is not limited to two, may also be only one; The radian of arc step reaming groove 10 is not limited to 180 °, radian between first clamping part 11 and the second clamping part 12 is not limited to 180 °, radian between first limit position part 21 and the second limit position part 22 is also not limited to 90 °, all can be designed to other radian according to actual needs.
As shown in Figure 3, the upper surface of the pedestal 20 of the present embodiment is provided with positioning groove 25 in running shaft 24 both sides in the horizontal direction.As shown in Figure 1, the outer surface of lower shell body 1 is correspondingly being provided with positioning boss 15 along the Vertical direction of lower shell body 1 horizontal axis.When pedestal 20 is positioned at the position with lower shell body 1 horizontal axis orthogonal, positioning boss 15 can coordinate clamping with positioning groove 25, to ensure that pedestal 20 is fixedly connected with lower shell body 1 further, thus ensure that box fans is placed more steady, strengthen the stability that box fans is run.
As shown in Figure 3, the present embodiment is preferably provided with 6 engagement portions 23, interval, each engagement portion 23 arranges and forms gap, and interval pitch between arbitrary neighborhood two engagement portions 23 is equal, the running shaft 24 of leg 2 is made to insert in the process of through hole 14 of lower shell body 1, there is certain extendable room engagement portion 23 when being extruded, and uniform force.The abutment member 231 of the present embodiment is the ramp structure reduced gradually along the direction away from pedestal 20, easier thus through hole 14 is inserted in engagement portion 23.It should be noted that, the quantity of engagement portion 23 is not limited to 6, also can be set to other quantity, and the shape of abutment member 231 is also not limited to the ramp structure of the present embodiment, can also be other shape.
As shown in Figure 2, the box fans of the present embodiment to be interval with two legs 2 and two through holes 14 matched with two legs 2 respectively and two mounting platforms 13 at the outer surface of lower shell body 1 along the direction of lower shell body 1 horizontal axis.It should be noted that, the quantity of leg 2 is also confined to 2 of the present embodiment, can be set to 1 or multiple according to actual needs.
In process of production, as shown in Figure 1 and Figure 4, when producing, after the main body installation of whole box fans, running shaft 24 and engagement portion 23 to be inserted through hole 14 4 from the outer surface of lower shell body 1 by the engagement portion 23 on leg 2 and running shaft 24, as shown in Figure 5, the abutment member 231 of engagement portion 23 passes the upper-end surface of mounting platform 13, the abutment facing of abutment member 231 and the upper-end surface of mounting platform 13 offset, the upper surface of pedestal 20 and the outer surface of lower shell body 1 offset, thus lower shell body 1 is stuck between the pedestal 20 of leg 2 and abutment facing, now leg 2 can only be rotated in through hole 14 by running shaft 24.As shown in Figure 6 and Figure 7, rotate leg 2, make the first limit position part 21 coordinate clamping with the first clamping part 11, make pedestal 20 be fixed on the position parallel with lower shell body 1 horizontal axis, install, now leg 2 does not work.
When needing to use, as illustrated in figs. 8-11, by leg 2 around through hole 14 half-twist, the second limit position part 22 is made to coordinate clamping with the second clamping part 12, to make pedestal 20 be fixed on the position with lower shell body 1 horizontal axis orthogonal, and positioning boss 15 coordinates clamping with positioning groove 25.As shown in figure 11, now leg 2 can support box fans and steadily places, thus enables box fans stable operation.
Last it is noted that above embodiment is only in order to illustrate the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be modified to the technological scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of each embodiment's technological scheme of the utility model.
Claims (8)
1. a box fans, is characterized in that: comprise lower shell body and leg, and described lower shell body is provided with the mounting platform extended from its internal surface and the through hole being penetrated into described lower shell body outer surface from described mounting platform upper-end surface; The running shaft that described leg comprises pedestal, extend from described pedestal upper surface and at least two spaced engagement portions of continuing to extend from described running shaft, described engagement portion is provided with abutment member outside the one end away from described running shaft, described abutment member has an abutment facing relative with described pedestal, described running shaft is rotatably inserted in described through hole, and described abutment member passes the upper-end surface of described mounting platform, the upper-end surface of described abutment facing and described mounting platform offsets, and the upper surface of described pedestal and the outer surface of described lower shell body offset.
2. box fans according to claim 1, it is characterized in that: the outer surface of described running shaft near one end of described pedestal extends limit position part along the radial direction of described running shaft, arc step reaming groove is extended along the radial direction of described through hole in one end that described through hole is positioned at described lower shell body outer surface, the side wall surface of described arc step reaming groove is provided with the first clamping part and the second clamping part, described limit position part is contained in described arc step reaming groove rotationally, and described limit position part can coordinate clamping with described first clamping part or the second clamping part respectively.
3. box fans according to claim 2, it is characterized in that: described limit position part comprises spaced first limit position part and the second limit position part, described first limit position part and the second limit position part are all positioned at described arc step reaming groove, described first limit position part can coordinate clamping with described first clamping part, and described second limit position part can coordinate clamping with described second clamping part.
4. box fans according to claim 3, is characterized in that: the radian between described first clamping part and the second clamping part is 180 °, and the radian between described first limit position part and the second limit position part is 90 °.
5. box fans according to claim 1, it is characterized in that: the upper surface of described pedestal is provided with positioning groove in described running shaft both sides in the horizontal direction, the outer surface of described lower shell body is correspondingly provided with positioning boss in the Vertical direction along its horizontal axis, and described positioning boss can coordinate clamping with described positioning groove.
6. box fans according to claim 1, is characterized in that: described engagement portion is 6, and the interval pitch between two described engagement portions of arbitrary neighborhood is equal.
7. box fans according to claim 1, is characterized in that: described abutment member is the ramp structure reduced gradually along the direction away from described pedestal.
8. the box fans according to claim 1-7 any one, is characterized in that: described leg is two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520465983.6U CN204755350U (en) | 2015-06-30 | 2015-06-30 | Box fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520465983.6U CN204755350U (en) | 2015-06-30 | 2015-06-30 | Box fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204755350U true CN204755350U (en) | 2015-11-11 |
Family
ID=54470061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520465983.6U Active CN204755350U (en) | 2015-06-30 | 2015-06-30 | Box fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204755350U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017107743A1 (en) * | 2015-09-30 | 2017-06-29 | 广东美的环境电器制造有限公司 | Back net assembly for box fan |
-
2015
- 2015-06-30 CN CN201520465983.6U patent/CN204755350U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017107743A1 (en) * | 2015-09-30 | 2017-06-29 | 广东美的环境电器制造有限公司 | Back net assembly for box fan |
| US10731667B2 (en) | 2015-09-30 | 2020-08-04 | Gd Midea Environment Appliances Mfg Co., Ltd. | Rear grill assembly for box fan |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |