CN209950980U

CN209950980U - Christmas tree with wind-driven self-rotating fan blades

Info

Publication number: CN209950980U
Application number: CN201920372523.7U
Authority: CN
Inventors: 梁晖
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-03-22
Filing date: 2019-03-22
Publication date: 2020-01-17
Anticipated expiration: 2029-03-22

Abstract

The utility model discloses a Christmas tree using wind power to rotate fan blades, which comprises a Christmas tree body; the Christmas tree body is provided with a tree trunk extending up and down and a fan blade group detachably assembled on the tree trunk; the fan blade group comprises a loop bar and a plurality of fan blades arranged on the loop bar, the plurality of fan blades are arranged around the outer periphery of the loop bar at intervals, the loop bar is of a hollow structure, and the loop bar is sleeved on the tree trunk and can rotate and movably arranged relative to the tree trunk; the fan blade is in an arc surface shape extending up and down; therefore, the fan blade group is detachably assembled on the tree pole to form the Christmas tree, the fan blades rotate around the tree pole by means of natural wind power, interestingness of the Christmas tree during viewing is improved, the structural design is ingenious and reasonable, energy is saved, the environment is protected, practicability is high, the fan blade group is suitable for indoor and outdoor, and the application range is wide; meanwhile, the assembly is convenient, the transportation is simple, and the cost is low.

Description

Christmas tree with wind-driven self-rotating fan blades

Technical Field

The utility model relates to an ornament field technique especially indicates an utilize christmas tree of wind-force rotation fan blade.

Background

Christmas is an important festival in western countries, more and more countries push away Christmas culture along with the popularization of the Christmas culture, and Christmas trees are indispensable decorations for Christmas; the traditional Christmas tree is based on a live tree, and the mode of taking the live tree as the Christmas tree causes great damage to the environment; later, people used artificial christmas trees instead of the traditional live tree as the christmas tree, but the artificial christmas trees were all monolithic, could not be disassembled, which made the artificial christmas tree cumbersome to transport, and the christmas tree could not be squeezed during transport, which made the artificial christmas tree expensive overall.

In order to increase the interest of the Christmas tree, people provide that the branch part of the Christmas tree is made into the blade, meanwhile, the light ornament is additionally arranged on the blade, the blade is rotated by utilizing a driving device such as a motor, and the light ornament is opened through the controller, so that the rotating Christmas tree has stronger visual effect in the rotating process, and the light appreciation property of the Christmas tree is further increased.

Therefore, a new technical solution is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention provides a christmas tree with wind-driven rotation blades, which is assembled on a tree trunk in a detachable manner by using a blade set to form the christmas tree, wherein the blade set enables the blades to rotate around the tree trunk by means of natural wind, so as to improve the enjoyment of the christmas tree during viewing, and has the advantages of ingenious and reasonable structural design, energy saving, environmental protection, strong practicability, suitability for indoor and outdoor use, and wide application range; meanwhile, the assembly is convenient, the transportation is simple, and the cost is low.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a Christmas tree using wind power to rotate fan blades comprises a Christmas tree body; the Christmas tree body is provided with a tree trunk extending up and down and a fan blade group detachably assembled on the tree trunk;

the fan blade group comprises a loop bar and a plurality of fan blades arranged on the loop bar, the plurality of fan blades are arranged around the outer periphery of the loop bar at intervals, the loop bar is of a hollow structure, and the loop bar is sleeved on the tree trunk and can rotate and movably arranged relative to the tree trunk; the fan blade is in an arc surface shape extending up and down.

As a preferred scheme, the fan blades are gradually widened from top to bottom, so that the outer profile of the fan blade group is in a cone shape which is gradually enlarged from top to bottom.

As a preferred scheme, more than two groups of fan blade groups are arranged on the tree trunk, and the fan blade groups are arranged on the tree trunk at intervals up and down; the upper and lower adjacent fan blade groups rotate in the same direction, or the upper and lower adjacent fan blade groups respectively rotate in the forward and reverse directions.

As a preferred scheme, the fan blade is provided with a bending positioning strip and a blade main body connected to the bending positioning strip; the blade main body is in an arc surface shape extending up and down; the bending positioning strip is provided with an upper transverse strip, a lower transverse strip and an oblique strip, and the oblique strip is connected to the outer ends of the upper transverse strip and the lower transverse strip; the blade main body is connected with any one, any two or all of the upper cross bar, the lower cross bar and the oblique bars; the inner ends of the upper transverse bar and the lower transverse bar are connected with the loop bar.

As a preferred scheme, the upper end and the lower end of the sleeve rod are respectively connected with an upper positioning ring and a lower positioning ring, and the upper positioning ring and the lower positioning ring surround the sleeve rod; the inner end of the upper cross bar is connected to the upper positioning ring, and the inner end of the lower cross bar is connected to the lower positioning ring.

As a preferred scheme, in a overlooking state, the outer end of a lower transverse bar is positioned outside the outer end of an upper transverse bar in the same fan blade; the oblique strips are arc-shaped, and all the oblique strips in the same fan blade group are arched along the same circumferential direction.

As a preferable scheme, the top end of the tree trunk is provided with a decoration part, the decoration part is positioned above the fan blade group, and the decoration part is detachably assembled at the top end of the tree trunk.

As a preferred scheme, the loop bar comprises a loop bar main body, an upper joint and a lower joint which are respectively assembled at the upper end and the lower end of the loop bar main body in a detachable way; the upside holding ring is connected to the top connection, and the downside holding ring is connected to the bottom connection.

As a preferred scheme, the tree trunk is detachably connected with a base, and the base is positioned at the lower end of the tree trunk;

the lower end of the base is provided with a support foot for convenient placement or a pin for convenient insertion and positioning.

As a preferred scheme, the fan blade is provided with a lamp decoration piece.

Compared with the prior art, the utility model has obvious advantages and beneficial effects, concretely speaking, according to the technical scheme, the detachable assembly of the fan blade group on the tree pole is mainly utilized to form the Christmas tree, the fan blade group enables the fan blades to rotate around the tree pole by means of natural wind power, the interest of the Christmas tree during viewing is improved, the structural design is ingenious and reasonable, the energy is saved, the environment is protected, the practicability is strong, the application range is wide, and the practicability is suitable for indoor and outdoor; meanwhile, the assembly is convenient, the transportation is simple, and the cost is low;

secondly, through the structural design of the fan blade, the assembly and the connection of the fan blade on the loop bar become simple and easy, the manufacturing efficiency and the manufacturing yield are improved, and the fan blade with the structure has better structural strength, is not easy to damage and has good durability; particularly, the fan blade has a unique structural design, so that the fan blade has the advantages of light weight, capability of blowing by small wind power and the like;

moreover, the fan blades are provided with the lamp ornaments, so that the dynamic effect and the visual effect of the Christmas tree are further improved when the Christmas tree rotates, and the usability is good.

To illustrate the structural features and functions of the present invention more clearly, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

Drawings

Fig. 1 is a perspective view of a first embodiment of the present invention;

fig. 2 is a first exploded view of a first embodiment of the present invention;

FIG. 3 is a front view of a first embodiment of the present invention;

fig. 4 is a top view of a first embodiment of the present invention;

fig. 5 is a schematic view of a fan blade according to a first embodiment of the present invention (viewed from a direction of fig. 4);

fig. 6 is a schematic view of another fan blade with an angle according to the first embodiment of the present invention (viewed from direction B of fig. 4);

fig. 7 is a perspective view of a second embodiment of the present invention.

The attached drawings indicate the following:

10. tree trunk 11 and decoration

12. Base 121, support leg

122. Base pin 20 and fan blade group

21. Loop bar 211, loop bar body

212. Upper joint 213 and lower joint

22. Fan blade 221 and blade main body

222. Upper cross bar 223 and lower cross bar

224. Oblique strip 23, upper side positioning ring

24. A lower locating ring.

Detailed Description

Fig. 1 to 7 show two specific structures of two embodiments of the present invention.

A Christmas tree using wind power to rotate fan blades comprises a Christmas tree body; the Christmas tree body is provided with a tree trunk 10 extending up and down and a fan blade group 20 detachably assembled on the tree trunk 10;

the fan blade group 20 comprises a loop bar 21 and a plurality of fan blades 22 arranged on the loop bar 21, the plurality of fan blades 22 are arranged around the outer periphery of the loop bar 21 at intervals, the loop bar 21 is of a hollow structure, and the loop bar 21 is sleeved on the tree trunk 10 and is rotatably and movably arranged relative to the tree trunk 10; the fan blade 22 is in an arc surface shape extending up and down; here, the fan blades 22 are arranged from top to bottom and gradually widen outwards, so that the outer contour of the fan blade group 20 is in a conical shape which is gradually enlarged from top to bottom;

therefore, the fan blade group 20 is detachably assembled on the tree pole 10 to form the Christmas tree, the fan blades 22 rotate around the tree pole 10 by the fan blade group 20 with the help of natural wind power, interestingness of the Christmas tree during viewing is improved, the structural design is ingenious and reasonable, energy is saved, the environment is protected, practicability is high, the Christmas tree is suitable for indoor and outdoor, and the application range is wide; meanwhile, the assembly is convenient, the transportation is simple, and the cost is low.

More than two groups of fan blade groups 20 are arranged on the tree trunk 10, and the fan blade groups 20 are arranged on the tree trunk 10 at intervals from top to bottom; the upper and lower adjacent fan blade sets 20 rotate in the same direction, or the upper and lower adjacent fan blade sets 20 rotate in the forward and reverse directions respectively; usually, an isolation block (not shown) is disposed between adjacent blade sets 20, and before the adjacent blade sets 20 are installed, an isolation block is sleeved on the loop bar 21, and the isolation block is fixed in position relative to the loop bar 21, and certainly, the isolation block is detachably assembled on the loop bar 21; in this manner, a space is maintained between adjacent blade groups 20; preferably, three groups of blades 20 are arranged on the tree trunk 10.

As shown in fig. 2, 5 and 6, the fan blade 22 has a bending positioning strip and a blade main body 221 connected to the bending positioning strip; the blade main body 221 is in an arc surface shape extending up and down; the bending positioning strip is provided with an upper transverse strip 222, a lower transverse strip 223 and an oblique strip 224, and the oblique strip 224 is connected to the outer ends of the upper transverse strip 222 and the lower transverse strip 223; the blade main body 221 is connected to any one, any two or all of the upper cross bar 222, the lower cross bar 223 and the oblique bars 224; the inner ends of the upper cross bar 222 and the lower cross bar 223 are connected with the loop bar 21;

preferably, the bending positioning strip is made of metal wire, the blade body 221 is a curved thin metal sheet with a matched shape, the metal wire is bent into a set shape during manufacturing, the curved thin metal sheet is made into the set shape, and then the curved thin metal sheet is welded to the metal wire, here, three sides of the curved thin metal sheet are respectively welded to the upper cross strip 222, the lower cross strip 223 and the oblique strip 224, and the structural stability and the overall structural strength are both better; therefore, through the structural design of the fan blade 22, the assembly connection of the fan blade 22 on the loop bar becomes simple and easy, the manufacturing efficiency and the manufacturing yield are improved, and the fan blade 22 with the structure has better structural strength, is not easy to damage and has good durability; in particular, the fan blade 22 has a unique structural design, which ensures that the fan blade 22 has the advantages of light weight, capability of blowing by small wind power and the like.

The upper end and the lower end of the loop bar 21 are respectively connected with an upper positioning ring 23 and a lower positioning ring 24, and the upper positioning ring 23 and the lower positioning ring 24 surround the loop bar 21; the inner end of the upper cross bar 222 is connected to the upper positioning ring 23, and the inner end of the lower cross bar 223 is connected to the lower positioning ring 24;

here, the inner end of the partial upper cross bar 222 is extended to be connected to the sleeve rod 21, and the inner end of the partial lower cross bar 223 is extended to be connected to the sleeve rod 21, so that the connection and fixation of the upper positioning ring 23 and the lower positioning ring 24 with the sleeve rod 21 are formed; preferably, the upper and

lower cross bars

222 and 223 are welded to the upper and

lower positioning rings

23 and 21, and the sleeve rod 21, respectively. In the first embodiment, in two adjacent blades 22, the upper cross bar 222 and the lower cross bar 223 of one of the blades 22 are only connected to the upper positioning ring 23 and the lower positioning ring 24, and the inner ends of the upper cross bar 222 and the lower cross bar 223 of the other blade 22 are extended to be further connected to the loop bar 21;

preferably, the loop bar 21 comprises a loop bar body 211, and an upper joint 212 and a lower joint 213 which are detachably assembled on the upper end and the lower end of the loop bar body 211 respectively; the upper retaining ring 23 is attached to the upper connector 212 and the lower retaining ring 24 is attached to the lower connector 213.

As shown in fig. 4, in the top view, the outer end of the lower horizontal bar 223 is located outside the outer end of the upper horizontal bar 222 in the same blade 22; the slanted bars 224 are arc-shaped, and all the slanted bars 224 in the same blade group 20 are arched along the same circumferential direction.

The top end of the tree trunk 10 is provided with a decorative part 11, the decorative part 11 is positioned above the fan blade group 20, and the decorative part 11 is detachably assembled at the top end of the tree trunk 10; the fan blade 22 is provided with a lamp decoration piece; through the arrangement of the lamp decoration pieces, the dynamic effect and the visual effect of the Christmas tree are further improved when the Christmas tree rotates, and the usability is good.

The tree trunk 10 is detachably connected with a base 12, and the base 12 is positioned at the lower end of the tree trunk 10; a foot 121 for convenient placement or a pin 122 for convenient insertion and positioning is arranged at the lower end of the base 12;

as shown in fig. 1, 2 and 3, in the first embodiment, the lower end of the base 12 is provided with a support leg 121 for easy placement, which is suitable for indoor placement; here, four support legs 121 are provided, and the four support legs 121 are provided corresponding to four corners of the tree trunk 10;

as shown in fig. 7, in the second embodiment, the lower end of the base 12 is provided with a pin 122 for easy insertion and positioning, which is suitable for outdoor placement; here, the three pins 122 are arranged on the base 12 in a triangular shape, and the bottom ends of the three pins 122 are tapered pins gradually decreasing from top to bottom.

When the combined type wind power generation device is assembled, the tree trunk 10 is vertically placed, the loop bar 21 of the fan blade group 20 is sleeved on the tree trunk 10 from bottom to top, before the adjacent fan blade groups 20 are installed, an isolation block is sleeved on the loop bar 21, and the isolation block is fixed relative to the loop bar 21 so that the adjacent fan blade groups 20 keep intervals; after the fan blade group 20 is installed, according to the requirement that a user is placed indoors or outdoors, the corresponding base 12 is assembled on the tree trunk 10 to form a Christmas tree, then the Christmas tree is placed on the placed area, and finally the decorating part 11 and the lamp decorating part are respectively installed at the corresponding positions of the Christmas tree.

The utility model is mainly characterized in that the detachable assembly of the fan blade group on the tree pole is utilized to form the Christmas tree, the fan blade group enables the fan blades to rotate around the tree pole by means of natural wind power, the interest of the Christmas tree during viewing is improved, the structural design is ingenious and reasonable, the energy is saved, the environment is protected, the practicability is strong, the device is suitable for indoor and outdoor, and the application range is wide; meanwhile, the assembly is convenient, the transportation is simple, and the cost is low;

The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.

Claims

1. The utility model provides an utilize christmas tree of wind-force rotation fan blade which characterized in that: comprises a Christmas tree body; the Christmas tree body is provided with a tree trunk extending up and down and a fan blade group detachably assembled on the tree trunk;

2. The Christmas tree with wind-driven rotation fan blades as claimed in claim 1, wherein: the fan blades are arranged in a gradually widening mode from top to bottom outwards, so that the outer contour of the fan blade group is in a conical shape which is gradually enlarged from top to bottom.

3. The Christmas tree with wind-driven rotation fan blades as claimed in claim 2, wherein: more than two groups of fan blade groups are arranged on the tree trunk, and the fan blade groups are arranged on the tree trunk at intervals up and down; the upper and lower adjacent fan blade groups rotate in the same direction, or the upper and lower adjacent fan blade groups respectively rotate in the forward and reverse directions.

4. The Christmas tree with wind-driven rotation fan blades as claimed in claim 1, wherein: the fan blade is provided with a bending positioning strip and a blade main body connected to the bending positioning strip; the blade main body is in an arc surface shape extending up and down; the bending positioning strip is provided with an upper transverse strip, a lower transverse strip and an oblique strip, and the oblique strip is connected to the outer ends of the upper transverse strip and the lower transverse strip; the blade main body is connected with any one, any two or all of the upper cross bar, the lower cross bar and the oblique bars; the inner ends of the upper transverse bar and the lower transverse bar are connected with the loop bar.

5. The Christmas tree with wind-driven rotation fan blades as claimed in claim 4, wherein: the upper end and the lower end of the sleeve rod are respectively connected with an upper positioning ring and a lower positioning ring, and the upper positioning ring and the lower positioning ring surround the sleeve rod; the inner end of the upper cross bar is connected to the upper positioning ring, and the inner end of the lower cross bar is connected to the lower positioning ring.

6. The Christmas tree with wind-driven rotation fan blades as claimed in claim 4, wherein: in a overlooking state, the outer end of the lower transverse bar is positioned outside the outer end of the upper transverse bar in the same fan blade; the oblique strips are arc-shaped, and all the oblique strips in the same fan blade group are arched along the same circumferential direction.

7. The Christmas tree with wind-driven rotation fan blades as claimed in claim 1, wherein: the top of tree trunk is provided with the decoration, the decoration is located the top of fan blade group, the detachable top of assembling in the tree trunk of decoration.

8. The Christmas tree with wind-driven rotation fan blades as claimed in claim 5, wherein: the loop bar comprises a loop bar main body, an upper joint and a lower joint which are respectively assembled at the upper end and the lower end of the loop bar main body in a detachable way; the upside holding ring is connected to the top connection, and the downside holding ring is connected to the bottom connection.

9. The Christmas tree with wind-driven rotation fan blades as claimed in claim 1, wherein: the tree trunk is detachably connected with a base, and the base is positioned at the lower end of the tree trunk;

10. The Christmas tree with wind-driven rotation fan blades as claimed in claim 1, wherein: the fan blades are provided with lamp ornaments.