CN217999927U - Fan blade mounting structure and fan - Google Patents

Abstract

The utility model relates to a flabellum mounting structure and fan, one of them flabellum mounting structure for be connected carousel and a plurality of flabellum, flabellum mounting structure includes: the plug connector is arranged on each fan blade and comprises a convex block and a limiting opening; the accommodating piece is used for accommodating the plug connector and arranged on the rotary disc, and the accommodating piece comprises a mounting groove matched with the convex block and a limiting portion matched with the limiting opening. The fan comprises the fan blade mounting structure. In this application, the plug connector of flabellum is connected with the piece cooperation that holds of fan carousel, realizes that the flabellum is erection joint fast to the carousel of fan on, and the lug of plug connector and the spacing cooperation of the mounting groove of holding the piece, the spacing mouth of plug connector and the spacing cooperation of the spacing portion of holding the piece realize locking and the fastening that flabellum plug connector and carousel held the piece, need not the user and twist the screw alright fix the flabellum, it is simple convenient to install, effectively improves user's use impression.

Description

Fan blade mounting structure and fan

Technical Field

The utility model relates to the technical field of household appliances, especially, relate to flabellum mounting structure and fan.

Background

The hoisting type fan is very popular in the market as a common household appliance, but because the volume of the installed fan is large, the fan blades and the motor of the fan can be disassembled and then packaged and transported in general during packaging and transportation, and manual reassembly is needed before installation and use.

At present, one assembly method of a conventional ceiling fan blade is to fix a blade fork at the end of the blade by a screw penetrating through a gasket and then fix the blade fork to a motor casing; the other assembly mode is to fix the fan blade on the fan blade fixing ring or the motor shell by a screw through the washer. The fan blade can be fixed well only by screwing a plurality of screws through a user in the above two assembling modes, the installation steps are too complicated, the installation time is prolonged, and the installation of the fan blade can be influenced when the screws for installation are carelessly lost, so that inconvenience is brought to the user.

SUMMERY OF THE UTILITY MODEL

The utility model provides a flabellum mounting structure and fan aims at solving one of the technical problem that exists among the prior art at least.

The technical scheme of the utility model be flabellum mounting structure and fan, a flabellum mounting structure wherein for be connected carousel and a plurality of flabellum, flabellum mounting structure includes: the plug connector is arranged on each fan blade and comprises a convex block and a limiting opening; the accommodating piece is used for accommodating the plug connector and arranged on the rotary disc, and the accommodating piece comprises a mounting groove matched with the convex block and a limiting portion matched with the limiting opening.

Further, the lug includes elastic installation fixture block, the installation fixture block is kept away from one end and the mounting groove of plug connector insertion direction under the lax state and is kept away from a lateral wall contact of plug connector insertion direction.

Furthermore, the plug connector also comprises an elastic anti-falling clamping block, and the accommodating part also comprises an anti-falling groove matched with the anti-falling clamping block; when one end of the installation clamping block, which is far away from the inserting direction of the plug connector, is in contact with one side wall of the installation groove, which is far away from the inserting direction of the plug connector, in the loose state, a gap is formed between one end, which is far away from the inserting direction of the plug connector, of the anti-disengaging clamping block and one end, which is far away from the inserting direction of the plug connector, of the anti-disengaging groove.

Furthermore, the plug connector also comprises a first avoidance hole and a second avoidance hole, the installation clamping block is connected in the first avoidance hole, and the anti-falling clamping block is connected in the second avoidance hole; the installation fixture block with the anticreep fixture block all is equipped with the inclined plane along the plug-in direction of plug connector.

Furthermore, one side of the plug connector comprises a plurality of first guide strips, the other side of the plug connector comprises a plurality of second guide strips, and the first guide strips and the second guide strips are arranged along the insertion direction of the plug connector and are staggered with each other; the accommodating piece comprises a first guide groove and a second guide groove which are matched with the first guide strips and the second guide strips.

Furthermore, a first guide part is connected to one end, close to the insertion direction, of the first guide strip of the plug connector, the first guide part extends along the extension direction of the first guide strip, and the cross-sectional width of the first guide part is smaller than the width of the first guide strip; the connector clip is connected with a second guide part on one end of a second guide strip close to the insertion direction, the second guide part extends along the extending direction of the second guide strip, and the section width of the second guide part is smaller than the width of the second guide strip.

Further, the plug connector is arranged at one end part of the fan blade; the accommodating piece comprises a slot arranged on the circumferential surface of the rotary disc, and the slot receives the plug connector; wherein, mounting groove and anticreep groove set up on the lateral wall of slot. Further, installation fixture block and anticreep fixture block set up the upper surface or the lower surface at the flabellum tip, mounting groove and anticreep groove set up the one side that corresponds in the slot and communicate to the top or the bottom of carousel.

Further, spacing portion is including setting up the spacing muscle between slot both sides wall. The fan comprises the fan blade mounting structure.

The beneficial effects of the utility model are as follows.

In this application, the plug connector of flabellum is connected with the piece cooperation that holds of fan carousel, realizes that the flabellum is erection joint fast to the carousel of fan on, and the lug of plug connector and the spacing cooperation of the mounting groove of holding the piece, the spacing mouth of plug connector and the spacing cooperation of the spacing portion of holding the piece realize locking and the fastening that flabellum plug connector and carousel held the piece, need not the user and twist the screw alright fix the flabellum, it is simple convenient to install, effectively improves user's use impression.

Drawings

FIG. 1 is a general schematic view of a fan having a blade mounting structure.

FIG. 2 is a schematic view of the blade mounting structure when connected.

FIG. 3 is a schematic view of one of the angles when the blade mounting structure is not attached.

FIG. 4 is a schematic view of another of the angles when the blade mounting structures are not connected.

In the above figures, 100, a turntable; 110. a receiving member; 111. a slot; 112. mounting grooves; 113. a drop-proof groove; 114. a first guide groove; 115. a second guide groove; 116. a stop port; 200. a fan blade; 210. a plug-in unit; 211. mounting a clamping block; 212. An anti-falling clamping block; 213. a first avoidance hole; 214. a second avoidance hole; 215. a first guide bar; 215a, a first guide portion; 216. a second guide bar; 216a, a second guide portion; 217. a limiting port; 218. a limit step; 219. and (5) reinforcing ribs.

Detailed Description

The conception, specific structure and technical effects of the present invention will be described clearly and completely with reference to the accompanying drawings and embodiments, so as to fully understand the objects, aspects and effects of the present invention. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.

It should be noted that, unless otherwise specified, when a feature is referred to as being "fixed" or "connected" to another feature, it may be directly fixed or connected to the other feature or indirectly fixed or connected to the other feature. Furthermore, the description of the upper, lower, left, right, top, bottom, etc. used in the present invention is only relative to the mutual position relationship of the components of the present invention in the drawings.

Furthermore, unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art. The terminology used in the description herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any combination of one or more of the associated listed items.

It will be understood that, although the terms first, second, third, etc. may be used herein to describe various elements, these elements should not be limited by these terms. These terms are only used to distinguish one element of the same type from another. For example, a first element could be termed a second element, and, similarly, a second element could be termed a first element, without departing from the scope of the present disclosure.

Referring to fig. 2 and 3, in some embodiments, the technical solution according to the present invention is a fan blade mounting structure and a fan, wherein the fan blade mounting structure is used for connecting a turntable 100 with a plurality of fan blades 200, and the fan blade mounting structure includes: the plug-in connector 210 is arranged on each fan blade 200, and the plug-in connector 210 comprises a convex block and a limiting opening 217; the accommodating part 110 for accommodating the plug connector 210 is arranged on the turntable 100, and the accommodating part 110 comprises an installation groove 112 matched with the projection and a limiting part matched with the limiting opening 217. In this application, the plug connector 210 of flabellum 200 is connected with the cooperation of the piece 110 that holds of fan carousel 100, realize flabellum 200 erection joint fast on the carousel 100 of fan, and the lug of plug connector 210 and the spacing cooperation of the mounting groove 112 of the piece 110 that holds, the spacing mouth 217 of plug connector 210 and the spacing cooperation of the spacing portion of the piece 110 that holds, realize locking and the fastening of flabellum 200 plug connector 210 and carousel 100 piece 110, need not the user and twist the screw alright fixed flabellum 200, it is simple and convenient to install, effectively improve user's use impression.

It should be noted that the plug 210 and the accommodating element 110 are parts in a broad sense, that is, the plug 210 can be connected to the fan blade 200 by various fastening methods, or can be integrally formed on the fan blade 200. Similarly, the receiving member 110 can be connected to the turntable 100 by various fastening methods, and can also be integrally formed on the turntable 100.

The receiving member 110 can be disposed on the upper surface, the lower surface or the circumferential surface of the turntable 100 along the central circumference of the turntable 100, and the plug-in connector 210 can be disposed on any position of the fan blade 200 and can be disposed at right angle or in an angle-sandwiching shape with the fan blade 200 to be adapted to the receiving member 110, in the embodiment of the application, for facilitating the assembly of the fan blade 200 with the turntable 100, the plug-in connector 210 is disposed at one end of the fan blade 200, and the inserting direction is consistent with the extending direction of the fan blade 200; the receiving part 110 includes a slot 111 provided at a circumferential surface of the turntable 100, and the slot 111 receives the plug 210.

It is understood that the outer circumference of the turntable 100 may be circular or regular polygon, which is not limited herein.

Referring to fig. 2, specifically, in order to facilitate quick insertion between the fan blade 200 connector 210 and the slot 111 of the receiving member 110 of the turntable 100, and avoid the protrusion from affecting the insertion smoothness of the connector 210, the protrusion includes an elastic installation fixture block 211, in the insertion process, the elastic installation fixture block 211 is pressed by the opening and the side wall of the corresponding side of the slot 111 toward the direction of the fan blade 200, the elastic installation fixture block 211 deforms toward the direction of the fan blade 200 to adapt to the inner wall of the slot 111 until the connector 210 of the fan blade 200 reaches the set insertion position in the slot 111, the installation fixture block 211 falls into the installation slot 112 matched therewith, the installation fixture block 211 losing the constraint of the inner wall of the slot 111 recovers to a loose state, one end of the installation fixture block 211, which is far away from the insertion direction of the fan blade 200, contacts with the side wall of the installation slot 112, which is far away from the insertion direction, so as to generate resistance preventing the insertion portion of the fan blade 200 from loosening from the turntable 100 of the fan, and avoid the fan blade 200 from falling off and throwing away in the working process of the fan, thereby improving safety performance.

Referring to fig. 2, further, the plug 210 further includes an elastic anti-disengaging latch 212, and the accommodating element 110 further includes an anti-disengaging groove 113 that is matched with the anti-disengaging latch 212, that is, the side wall of the slot 111 of the turntable 100 is provided with the anti-disengaging groove 113 that is used for accommodating the anti-disengaging latch 212, and in order to facilitate the insertion and matching of the plug 210 of the fan blade 200 and the slot 111, the anti-disengaging latch 212 has elasticity, in the insertion process, the elastic anti-disengaging latch 212 is pressed by the opening on the corresponding side of the slot 111 and the side wall toward the direction of the fan blade 200, the elastic anti-disengaging latch 212 deforms toward the direction of the fan blade 200 to adapt to the inner wall of the slot 111 until the plug 210 of the fan blade 200 reaches the set insertion position, the anti-disengaging latch 212 falls into the anti-disengaging groove 113 that is matched with the elastic latch 212, and the anti-disengaging latch 212 that loses the restraint of the inner wall of the slot 111 recovers the loose state; when one end of the installation fixture block 211, which is far away from the insertion direction of the connector 210 of the fan blade 200, contacts with one side wall of the installation groove 112, which is far away from the insertion direction, a gap is formed between one end of the anti-falling fixture block 212, which is far away from the insertion direction of the connector 210 of the fan blade 200, and one end of the anti-falling groove 113, which is far away from the insertion direction of the connector 210 of the fan blade 200, so that the installation fixture block 211 and the installation groove 112 are not in contact when being in normal fit, and when the installation fixture block 211 is damaged or other reasons cause that the resistance generated by the fit between the installation fixture block 211 and the installation groove 112 is not enough to block the connector 210 of the fan blade 200 from being kept in the slot 111, the end of the anti-falling fixture block 212, which is far away from the insertion direction of the connector 210 of the fan blade 200, and the end of the anti-falling groove 113, which is far away from the insertion direction of the connector 210 of the fan blade 200, are changed from being kept in the gap, and the resistance is generated to keep the normal working state, so that the fan blade 200 is not dropped from the insertion safety accident caused by the rotating disc 100, and meanwhile, the blade 200 can be changed from the observation and the maintenance or the user can be conveniently observed and maintained or replaced by the user in time.

Specifically, the mounting groove 112 is also provided on the sidewall of the insertion groove 111.

Referring to fig. 3 and 4, in order to further improve the insertion smoothness between the fan blade 200 plug connector 210 and the slot 111, the fan blade 200 plug connector 210 further includes a first avoiding hole 213 and a second avoiding hole 214, the mounting fixture block 211 is connected in the first avoiding hole 213, and the anti-falling fixture block 212 is connected in the second avoiding hole 214; the installation fixture block 211 and the anti-falling fixture block 212 are provided with inclined planes along the insertion direction of the fan blade 200 plug connector 210, when the plug connector is inserted, the installation fixture block 211 is matched with the inclined planes of the anti-falling fixture block 212 and the opening of the insertion slot 111, so that the installation fixture block 211 and the anti-falling fixture block 212 protrude out of the surface of the plug connector 210 and gradually deform towards the first avoiding hole 213 and the second avoiding hole 214, until the insertion is completed, the installation fixture block 211 falls into the installation slot 112 and the anti-falling fixture block 212 falls into the anti-falling slot 113.

Referring to fig. 3 and 4, specifically, the mounting fixture 211 and the anti-falling fixture 212 are respectively connected to a sidewall near or far from the insertion direction in the first avoidance hole 213 and the second avoidance hole 214, and in this embodiment, the mounting fixture 211 and the anti-falling fixture 212 are respectively connected to a sidewall near the insertion direction in the first avoidance hole 213 and the second avoidance hole 214, so as to reduce the impact force applied to the connection position.

Referring to fig. 3 and 4, in order to facilitate a user to distinguish an insertion direction of the fan blade 200 connector 210 and the slot 111 of the turntable 100 so as to prevent the fan blade 200 from being inverted in front and back when being installed, a plurality of first guide strips 215 are disposed on one side of the fan blade 200 connector 210, a plurality of second guide strips 216 are disposed on the other side of the fan blade 200 connector 210, and the plurality of first guide strips 215 and the plurality of second guide strips 216 are arranged along the insertion direction of the fan blade 200 and are staggered with each other; the accommodating part 110 comprises a first guide groove 114 and a second guide groove 115 which are matched with a plurality of first guide strips 215 and a plurality of second guide strips 216, namely, the first guide groove 114 and the second guide groove 115 which are matched with the first guide strips 215 and the second guide strips 216 are respectively arranged on two sides of the slot 111, the first guide strips 215 and the second guide strips 216 which are staggered mutually enable a user to insert the inserting part 210 of the fan blade 200 on the slot 111 only according to the correct vertical direction of the fan blade 200, and when the fan blade 200 is reversely installed, the first guide groove 114 and the second guide strip 216 and the second guide groove 115 and the guide groove cannot be matched, so that the fan blade 200 cannot be inserted into the slot 111.

Referring to fig. 3 and 4, in order to reduce the insertion resistance between the first guide bar 215 and the first guide groove 114 and between the second guide bar 216 and the second guide groove 115 when the fan blade 200 is inserted into the insertion slot 111, the fan blade 200 connector 210 is connected to a first guide portion 215a at one end of the first guide bar 215 close to the insertion direction of the fan blade 200, the first guide portion 215a extends along the extending direction of the first guide bar 215, and the cross-sectional width of the first guide portion 215a at the side of the fan blade 200 is smaller than the cross-sectional width of the first guide bar 215; the fan blade 200 connector 210 is connected with a second guide portion 216a at one end of the second guide strip 216 close to the insertion direction of the fan blade 200 connector 210, the second guide portion 216a extends along the extending direction of the second guide strip 216, and the cross-sectional width of the second guide portion 216a at two sides of the fan blade 200 is smaller than the cross-sectional width of the second guide strip 216.

Referring to fig. 3 and 4, it should be mentioned that in the embodiment of the present application, the first guide bar 215, the first guide portion 215a, the second guide bar 216 and the second guide portion 216a may be provided in an arc shape, and the first guide groove 114 and the second guide groove 115 are adaptive semicircular grooves, so that the installation is easier.

Referring to fig. 3 and 4, in order to improve the performance of limiting the circumferential swing of the fan blade 200 when the limiting opening 217 is engaged with the limiting portion, the limiting portion includes a limiting rib disposed between two sidewalls of the slot 111. Referring to fig. 3 and 4, in detail, the insertion portion 210 of the fan blade 200 is rounded at an opening in the insertion direction of the stopper 217, so that the insertion is smoother.

Referring to fig. 3 and 4, in the embodiment of the present application, the installation fixture 211 and the disengagement-preventing fixture 212 are disposed on an upper surface or a lower surface of an end portion of the blade 200, the installation groove 112 and the disengagement-preventing groove 113 are disposed on a corresponding side of the insertion groove 111 and communicated to a top or a bottom of the turntable 100, specifically, the installation fixture 211 and the disengagement-preventing fixture are both disposed on an upper surface of the insertion piece 210 at the end portion of the blade 200, the installation groove 112 and the disengagement-preventing groove 113 are disposed on an upper sidewall opposite to the insertion groove 111 and communicated to the top of the turntable 100, the installation groove 112 and the disengagement-preventing groove 113 communicated to the top of the turntable 100 facilitate a user to observe a matching state of the installation fixture 211 and the disengagement-preventing fixture with the installation groove 112 and the disengagement-preventing groove 113, respectively, so as to determine whether the insertion piece 210 of the blade 200 is in place, and when the blade 200 needs to be detached, the user can press the installation fixture 211 and the disengagement-preventing fixture in the installation groove 112 and the disengagement-preventing groove 113, so that the installation fixture 211 and the disengagement-preventing fixture are deformed toward the first clearance hole 213 and the second clearance hole 214, respectively, so as to avoid hindering separation of the insertion piece 210 at the end portion of the insertion piece 200 from the insertion piece 111.

Referring to fig. 3 and 4, specifically, the rotary plate 100 is provided with a limit opening 116 at the opening of the slot 111, the inner diameter of the limit opening 116 is larger than that of the slot 111, the outer surface of the plug-in unit 210 of the fan blade 200 is provided with a limit step 218 matched with the limit opening 116, when the end of the fan blade 200 is inserted into the slot 111 in place, the limit step 218 abuts against the limit opening 116 of the rotary plate 100, excessive insertion of the plug-in unit 210 at the end of the fan blade 200 is avoided, and a user can determine the insertion state of the fan blade 200 by abutting and matching of the limit step 218 and the limit opening 116 of the rotary plate 100.

Referring to fig. 1, in some embodiments, according to the technical solution of the present invention, a fan is a fan blade mounting structure and a fan, including the fan blade mounting structure described above, and the fan blade mounting structure is adopted, so that the fan blade 200 can be quickly and firmly connected to the turntable 100 of the fan, and time and effort consumed by a user during fan assembly are effectively reduced.

The foregoing is merely a preferred embodiment of the present invention, and the present invention is not limited to the above embodiment, as long as the technical effects of the present invention are achieved by the same means, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present disclosure should be included within the scope of the present disclosure. All belong to the protection scope of the utility model. The technical solution and/or the embodiments of the invention may be subject to various modifications and variations within the scope of the invention.

Claims (9)

1. A fan blade mounting structure for connecting a turntable (100) with a plurality of fan blades (200), the fan blade mounting structure comprising:

the plug connector (210) is arranged on each fan blade (200), and each plug connector (210) comprises a bump and a limiting opening (217);

the accommodating piece (110) is used for accommodating the plug connector (210), the accommodating piece (110) is arranged on the rotary disc (100), and the accommodating piece (110) comprises an installation groove (112) matched with the protruding block and a limiting part matched with the limiting opening (217);

the convex block comprises an elastic installation clamping block (211), and one end, which is far away from the insertion direction of the plug connector (210), of the installation clamping block (211) in a loose state is in contact with one side wall, which is far away from the insertion direction of the plug connector (210), of the installation groove (112);

the plug connector (210) further comprises an elastic anti-falling clamping block (212), and the accommodating part (110) further comprises an anti-falling groove (113) matched with the anti-falling clamping block (212);

plug connector (210) still includes first hole (213) of dodging and second hole (214) of dodging, installation fixture block (211) are connected in first hole (213) of dodging, anticreep fixture block (212) are connected in second hole (214) of dodging.

2. The fan blade mounting structure according to claim 1,

when one end of the installation clamping block (211) in the loose state, which is far away from the inserting direction of the plug connector (210), is in contact with one side wall of the installation groove (112), which is far away from the inserting direction of the plug connector (210), a gap is formed between one end of the anti-falling clamping block (212), which is far away from the inserting direction of the plug connector (210), and one end of the anti-falling groove (113), which is far away from the inserting direction of the plug connector (210).

3. The fan blade mounting structure according to claim 2,

the installation clamping block (211) and the anti-falling clamping block (212) are provided with inclined planes along the insertion direction of the plug connector (210).

4. The fan blade mounting structure according to claim 1,

one side of the plug connector (210) comprises a plurality of first guide strips (215), the other side of the plug connector (210) comprises a plurality of second guide strips (216), and the plurality of first guide strips (215) and the plurality of second guide strips (216) are arranged along the insertion direction of the plug connector (210) and are mutually staggered;

the receiving member (110) includes a first guide groove (114) and a second guide groove (115) that mate with a plurality of first guide strips (215) and a plurality of second guide strips (216).

5. The fan blade mounting structure according to claim 4,

the plug connector (210) is connected with a first guide part (215 a) on one end of the insertion direction of the first guide strip (215), the first guide part (215 a) extends along the extension direction of the first guide strip (215), and the cross-sectional width of the first guide part (215 a) is smaller than that of the first guide strip (215);

the plug connector (210) is connected with a second guide part (216 a) on one end of the second guide strip (216) in the inserting direction, the second guide part (216 a) extends along the extending direction of the second guide strip (216), and the section width of the second guide part (216 a) is smaller than that of the second guide strip (216).

6. The fan blade mounting structure according to any one of claims 1 to 5,

the plug connector (210) is arranged at one end part of the fan blade (200);

the accommodating part (110) comprises a slot (111) arranged on the circumferential surface of the turntable (100), and the slot (111) receives the plug connector (210);

wherein the mounting groove (112) and the anti-falling groove (113) are arranged on the side wall of the slot (111).

7. The fan blade mounting structure according to claim 3,

the mounting fixture block (211) and the anti-falling fixture block (212) are arranged on the upper surface or the lower surface of the end part of the fan blade (200), and the mounting groove (112) and the anti-falling groove (113) are arranged on the corresponding side in the slot (111) and communicated to the top or the bottom of the rotary disc (100).

8. The fan blade mounting structure according to claim 6,

the limiting part comprises limiting ribs arranged between two side walls of the slot (111).

9. A fan characterized by comprising the fan blade mounting structure of any one of claims 1 to 8.

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