CN212250581U - Special fan blade structure for external rotor fan - Google Patents
Special fan blade structure for external rotor fan Download PDFInfo
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- CN212250581U CN212250581U CN202020571689.4U CN202020571689U CN212250581U CN 212250581 U CN212250581 U CN 212250581U CN 202020571689 U CN202020571689 U CN 202020571689U CN 212250581 U CN212250581 U CN 212250581U
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Abstract
The utility model discloses an outer rotor is special fan blade structure for fan, including the connecting piece, the outer wall of connecting piece encircles all around and is equipped with four slots, and the equal swing joint in inside of four slots has an inserted block, four the equal fixedly connected with blade one in outside of inserted block, and four blade one all are connected with blade two, four through the moving part be connected with quick installation mechanism between inserted block and the connecting piece respectively. The utility model discloses in, under the effect of fixing machine mechanism, when needs expand the fixing between its blade one and its blade two, then can slide its fly leaf on blade one to make the fly leaf slide to the position of the surface laminating of blade two with it, then can insert the hand screw in the inside jack of its fly leaf, and twist tightly the screw hole of seting up its hand screw and blade two surfaces simultaneously, thereby realize the fixed work that its blade one expandes with blade two with it.
Description
Technical Field
The utility model relates to an external rotor fan blade technical field especially relates to an external rotor fan is with special fan blade structure.
Background
The fan blades are parts arranged on the fan, the types of the market fans are various, different fans are provided with the blades with different sizes, and the outer rotor fan also has the air blowing or air sucking function according to different wind directions.
The existing fan blade structure does not have a mechanism which can be conveniently and quickly installed and fixed or conveniently detached between the blades and the connecting piece of the fan blade structure, does not have a structure which can be used for folding and storing the blades and reducing the occupied space, and does not have a mechanism which can be quickly fixed after the first blade and the second blade are unfolded.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving current fan blade structure and not possessing the mechanism that can conveniently install fast between blade and its connecting piece and fix or conveniently dismantle, do not possess moreover and can fold to accomodate the structure that reduces occupation space to the blade to do not possess when blade one and the blade two expand the shortcoming that can carry out the mechanism fixed fast after, and the special fan blade structure of an external rotor fan that proposes.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides an outer rotor is special fan blade structure for fan, includes the connecting piece, the outer wall of connecting piece encircles all around and is equipped with four slots, and the equal swing joint in inside of four slots has an inserted block, four the equal fixedly connected with blade one in outside of inserted block, and four blade one all are connected with blade two through the moving part, four be connected with quick installation mechanism, four between inserted block and the connecting piece respectively install fixed establishment between blade one and the four blade two.
As a further description of the above technical solution:
the connecting piece is internally provided with a fixing hole, four screw holes are uniformly formed in the connecting piece by taking the axis of the fixing hole as the center, and the inserting hole in an arc shape is formed in the inserting block.
As a further description of the above technical solution:
the quick mounting mechanism comprises a first arc-shaped groove which is formed by taking the axis of the connecting piece as the center, an arc-shaped inserting rod is movably connected inside the first arc-shaped groove, a second arc-shaped groove is formed in the top end of the connecting piece by taking the axis of the connecting piece as the center, a threaded column is movably connected inside the second arc-shaped groove, and a hand-screwed bolt is mounted on the external thread of the threaded column.
As a further description of the above technical solution:
the bottom end of the threaded column is fixedly connected with the top end of the arc-shaped inserting rod, the length of the arc-shaped inserting rod is equal to that of the arc-shaped groove I, and the bottom end of the hand-screwed bolt is of a rugged structure.
As a further description of the above technical solution:
the fixing mechanism comprises two sliding grooves formed in the first blade, sliding blocks are respectively connected to the inner portions of the two sliding grooves in a sliding mode, a movable plate is fixedly mounted at the top ends of the two sliding blocks, and the movable plate is fixedly connected with the second blade through two hand-screwed screws.
As a further description of the above technical solution:
the movable plate is internally provided with a jack which is convenient for two hand screws to insert, and the surface of the second blade is provided with a threaded hole which is convenient for two hand screws.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. the utility model discloses in, under the effect of fixing machine mechanism, when needs expand fixedly between its blade one and its blade two, then can slide its fly leaf on blade one, thereby make the fly leaf slide to the position of the surface laminating of blade two with it, then can insert the hand screw in the inside jack of its fly leaf, and twist tightly the screw hole of seting up its hand screw and blade two surfaces simultaneously, thereby realize the fixed work that its blade one expandes with blade two, be convenient for expand after fixed can with it between the connecting piece assemble the work.
2. The utility model discloses in, when needs are folded the fan blade and are accomodate, then can loosen its two hand screws and unload, then make things convenient for two blades and it can fold through the moving part between the blade one, make things convenient for its just produce blade two and blade one fold and carry out the package after again, reduce its occupation space, its simple structure, the practicality is strong.
3. The utility model discloses in, under quick installation mechanism's effect, when needs install fixedly between blade one after the expansion and blade two and its connecting piece, then can insert its connecting piece slot respectively with the inserted block that connects its blade earlier, later promote its screw post, then its arc inserted bar removes in arc wall one, the screw post removes in arc wall two simultaneously, then its arc inserted bar inserts to the inside arc jack of its inserted block and closes, later then can twist the bolt to the outside hand of its screw post and lock, realize fixed between the slot in its inserted block and the connecting piece, its operating mode is simple, it is fixed effectual.
Drawings
FIG. 1 is a schematic view of a three-dimensional structure of a middle connector of the present invention;
FIG. 2 is a schematic view of the connection and expansion structure of the first blade and the second blade and the connecting member of the present invention;
FIG. 3 is a schematic view of a three-dimensional expansion structure of the first blade, the second blade and the insert block of the present invention;
FIG. 4 is a schematic view of the unfolding structure of the middle fixing mechanism of the present invention;
fig. 5 is an enlarged schematic view of the position a of the present invention.
Illustration of the drawings:
1. a connecting member; 2. a slot; 3. inserting a block; 4. a first blade; 5. a second blade; 6. a quick mounting mechanism; 601. a first arc-shaped groove; 602. an arc-shaped inserted link; 603. an arc-shaped groove II; 604. a threaded post; 605. screwing the bolt by hand; 7. a fixing mechanism; 701. a chute; 702. a slider; 703. a movable plate; 704. and screwing the screw by hand.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-5, a special fan blade structure for an outer rotor fan comprises a connecting piece 1, slots 2, an insert block 3, a first blade 4, a second blade 5, a quick installation mechanism 6, a first arc-shaped groove 601, an arc-shaped insert rod 602, a second arc-shaped groove 603, a threaded column 604, a hand-screwed bolt 605, a fixing mechanism 7, a sliding groove 701, a sliding block 702, a movable plate 703 and a hand-screwed screw 704, wherein four slots 2 are annularly arranged on the periphery of the outer wall of the connecting piece 1, the inner parts of the four slots 2 are movably connected with the inserting blocks 3, the outer parts of the four inserting blocks 3 are fixedly connected with the first blades 4, and the four first blades 4 are connected with a second blade 5 through moving parts, the four inserting blocks 3 and the connecting piece 1 are respectively connected with a quick mounting mechanism 6, fixing mechanisms 7 are respectively mounted between the four first blades 4 and the four second blades 5, and the moving parts and the fixing mechanisms 7 are arranged on different surfaces of the first blades 4 and the second blades 5.
Further, the fixed orifices have been seted up to connecting piece 1 inside, and connecting piece 1 has evenly must seted up four screw holes as the center with the axis of fixed orifices, and the jack that is the arc form is seted up to the inside of inserted block 3, and the setting of fixed orifices can make things convenient for between connecting piece 1 and the output shaft of outer rotor fan to install, can realize its fixed mounting through four screw holes.
Further, quick installation mechanism 6 includes the arc wall 601 that sets up as the center with the axis of connecting piece 1, and the inside swing joint of arc wall 601 has arc inserted bar 602, and the axis of connecting piece 1 is used as the center on the top of connecting piece 1 and has set up two arc walls 603, and the inside swing joint of two arc walls 603 has screw thread post 604, and the outside screw thread of screw thread post 604 installs hand-screwed bolt 605, and the inside of inserted block 3 is seted up and is convenient for arc inserted bar 602 male arc jack.
Furthermore, the bottom end of the threaded column 604 is fixedly connected with the top end of the arc-shaped inserting rod 602, the length of the arc-shaped inserting rod 602 is equal to that of the first arc-shaped groove 601, the bottom end of the hand-screwed bolt 605 is of a rugged structure, the first arc-shaped groove 601 is communicated with the slot 2, the first arc-shaped groove 601 is communicated with the second arc-shaped groove 603, and the aperture of the second arc-shaped groove 603 is smaller than that of the first arc-shaped groove 601.
Further, the fixing mechanism 7 includes two sliding grooves 701 formed in the first blade 4, the sliding blocks 702 are respectively slidably connected to the insides of the two sliding grooves 701, a movable plate 703 is fixedly mounted at the top ends of the two sliding blocks 702, the movable plate 703 is fixedly connected to the second blade 5 through two hand screws 704, and the thickness of the movable plate 703 is equal to the thicknesses of the first blade 4 and the second blade 5.
Furthermore, the inside of the movable plate 703 is provided with a jack through which two hand screws 704 can be inserted, the surface of the second blade 5 is provided with a threaded hole through which two hand screws 704 can be inserted, and the two hand screws 704 are inserted through the jack and then lock the threaded hole, so that the second blade 5 and the first blade 4 can be rapidly unfolded and fixed.
The working principle is as follows: when the fixing device is used, a user can slide the movable plate 703 on the first blade 4, so that the movable plate 703 slides to a position attached to the surface of the second blade 5, the hand screw 704 can be inserted into the insertion hole in the movable plate 703, and the hand screw 704 is screwed with the threaded hole formed in the surface of the second blade 5, so that the first blade 4 and the second blade 5 are unfolded and fixed, then the insertion blocks 3 connected with the first blade 4 are respectively inserted into the insertion grooves 2 of the connecting pieces 1, then the threaded posts 604 are pushed, the arc insertion rods 602 move in the first arc groove 601, the threaded posts 604 move in the second arc groove 603, the arc insertion rods 602 are inserted into the arc insertion holes in the insertion blocks 3, then the hand screws 605 outside the threaded posts 604 can be locked, and the insertion blocks 3 and the insertion grooves 2 in the connecting pieces 1 are fixed, the working principle of the device is thus completed.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides an outer rotor is special fan blade structure for fan, includes connecting piece (1), its characterized in that, the outer wall of connecting piece (1) is equipped with four slots (2) all around the ring, and the equal swing joint in inside of four slots (2) has inserted block (3), four the equal fixedly connected with blade (4) in outside of inserted block (3), and four blade (4) all are connected with two (5) of blade, four through the moving part be connected with quick installation mechanism (6), four respectively between inserted block (3) and connecting piece (1) install fixed establishment (7) between blade (4) and four two (5) of blade respectively.
2. The special fan blade structure for the outer rotor fan as claimed in claim 1, wherein the connecting member (1) is provided with a fixing hole therein, the connecting member (1) is provided with four screw holes uniformly around an axis of the fixing hole, and the insertion block (3) is provided with an arc-shaped insertion hole therein.
3. The special fan blade structure for the outer rotor fan is characterized in that the quick mounting mechanism (6) comprises a first arc-shaped groove (601) which is formed by taking the axis of the connecting piece (1) as the center, an arc-shaped inserting rod (602) is movably connected inside the first arc-shaped groove (601), a second arc-shaped groove (603) is formed in the top end of the connecting piece (1) by taking the axis of the connecting piece (1) as the center, a threaded column (604) is movably connected inside the second arc-shaped groove (603), and a hand-screwed bolt (605) is mounted on the outer thread of the threaded column (604).
4. The special fan blade structure for the external rotor fan is characterized in that the bottom end of the threaded column (604) is fixedly connected with the top end of the arc-shaped inserting rod (602), the length of the arc-shaped inserting rod (602) is equal to that of the arc-shaped groove I (601), and the bottom end of the hand-screwed bolt (605) is of a rugged structure.
5. The special fan blade structure for the external rotor fan as claimed in claim 1, wherein the fixing mechanism (7) comprises two sliding grooves (701) formed in the first blade (4), the sliding blocks (702) are respectively slidably connected to the insides of the two sliding grooves (701), the top ends of the two sliding blocks (702) are fixedly provided with the movable plate (703), and the movable plate (703) is fixedly connected with the second blade (5) through two hand screws (704).
6. The special fan blade structure for the external rotor fan as claimed in claim 5, wherein the movable plate (703) is provided therein with a jack for inserting two hand screws (704), and the surface of the second blade (5) is provided with a threaded hole for inserting two hand screws (704).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020571689.4U CN212250581U (en) | 2020-04-16 | 2020-04-16 | Special fan blade structure for external rotor fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020571689.4U CN212250581U (en) | 2020-04-16 | 2020-04-16 | Special fan blade structure for external rotor fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212250581U true CN212250581U (en) | 2020-12-29 |
Family
ID=74002878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020571689.4U Active CN212250581U (en) | 2020-04-16 | 2020-04-16 | Special fan blade structure for external rotor fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212250581U (en) |
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2020
- 2020-04-16 CN CN202020571689.4U patent/CN212250581U/en active Active
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