Fan blade heightening block

Abstract

The utility model relates to a fan blade heightening block which comprises a front net and a rear net, a ferrule is fixedly arranged in the rear net, a first through hole is formed in the middle of the ferrule, a motor assembly is arranged on one side of the rear net and comprises a motor, an output end rod is arranged on one side of the motor, and a first through hole is formed in the middle of the first through hole. The motor and the rear net are detachably installed and fixed, fan blades are arranged in the front net and the rear net, a ring block is fixedly arranged in the middle of the fan blades, inserting rods are fixedly arranged at the upper end and the lower end of the side, close to the rear net, of the ring block respectively, a heightening block is arranged on the side wall of the ring block, and inserting grooves are formed in the upper end and the lower end of the side wall of the heightening block respectively. And the inserting rod is inserted and mounted in the inserting groove. The utility model solves the problems that the number of dies is increased, the batching period of the motor is prolonged and the inventory and management cost of the fan blades and the motor is increased because the problems are solved mostly by increasing the shaft length of the motor or lengthening the positioning position of the fan blades of a newly opened die in the prior art.

Description

TECHNICAL FIELD

[0001] The application relates to the fan technical field, in particular to a fan blade heightening block. BACKGROUND

[0002] Generally, different front and rear nets need to match appropriate motor shaft lengths, otherwise the fan blades will be too close to the front or rear net, which may cause finger injuries. Or when manually pitching the fan head, it may cause the fan blades to hit the front or rear net.

[0003] The existing solution is to increase the motor shaft length or open a new mold to lengthen the fan blade positioning part, which will lead to an increase in the number of molds, a lengthening of the motor material cycle and an increase in the cost of fan blade and motor storage and management.

[0004] Therefore, the prior art has defects and needs to be improved. SUMMARY

[0005] The application provides a fan blade heightening block to solve the problem that the existing solution is to increase the motor shaft length or open a new mold to lengthen the fan blade positioning part, which will lead to an increase in the number of molds, a lengthening of the motor material cycle and an increase in the cost of fan blade and motor storage and management.

[0006] In a first aspect, the application provides a fan blade heightening block, comprising a front net and a rear net, a sleeve ring is fixedly arranged in the rear net, a first through hole is formed in the middle of the sleeve ring, a motor assembly is arranged on one side of the rear net, the motor assembly comprises a motor, an output end rod is arranged on one side of the motor, the motor is detachably mounted and fixed with the rear net, a fan blade is arranged in the front net and the rear net, a ring block is fixedly arranged in the middle of the fan blade, an insertion rod is fixedly arranged on the upper and lower ends of one side of the ring block close to the rear net, a heightening block is arranged on the side wall of the ring block, an insertion slot is formed in the upper and lower ends of the side wall of the heightening block, the insertion rod is inserted and mounted in the insertion slot, the output end rod passes through the ring block and the heightening block, a leaf is arranged on the outer side of the ring block, and the leaf is detachably and threadedly mounted and fixed with the output end rod.

[0007] Optionally, the front net and the rear net are detachably mounted and fixed, ring rings are fixedly arranged on the outer edges of the front net and the rear net, a net ring is sleeved on the outer sides of the two ring rings, and the tightness of the net ring is adjustable.

[0008] Optionally, a plurality of first limiting blocks are fixedly arranged on one side of the inner wall of the net ring, a plurality of second limiting blocks are fixedly arranged on the other side of the inner wall of the net ring, the first limiting blocks and the second limiting blocks are arranged one by one in a one-to-one correspondence, and the two ring rings are clamped between the first limiting blocks and the second limiting blocks.

[0009] Optionally, the rear end of the output rod is sleeved with an external thread sleeve, and the output rod and the external thread sleeve are both arranged through the first through hole.

[0010] Optionally, a net sleeve is arranged through the output rod, the net sleeve is located at the inner side of the rear net, the net sleeve is sleeved and fixed on the external thread sleeve, and the net sleeve is limited and matched with the first through hole.

[0011] Optionally, the front end surface of the output rod is provided with threads, the threads arranged on the surface of the output rod are threadedly matched with the inside of the fan blade, and the fan blade is sleeved and fixed on the end of the output rod.

[0012] Optionally, a second through hole is arranged through the side wall of the ring block, a third through hole is arranged through the middle position of the side wall of the heightening block, and the output rod is arranged through the third through hole and the second through hole.

[0013] Compared with the prior art, the above technical solution provided by the embodiment of the application has the following advantages:

[0014] The heightening block is installed in the insertion slot through the insertion rod, so that the heightening block and the ring block are installed, the output rod of the motor is arranged through the ring block and the heightening block, the net sleeve is sleeved and fixed on the external thread sleeve, so that the motor and the rear net are installed and fixed, the fan blade is sleeved and fixed on the end of the output rod, so that the fan blade and the rear net are installed and fixed, the front net and the rear net are detachably installed and fixed, so that the fan is installed as a whole, the heightening block is arranged at the positioning position of the fan blade and the motor, the single fan blade is compatible with the front net and the rear net of different heights and the motor of different shaft lengths, the abnormal problems of the fan blade not being centered and the front and rear nets being hit are avoided, and the types of the fan blade and the motor are reduced. BRIEF DESCRIPTION OF DRAWINGS

[0015] The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the application and serve to explain the principles of the application together with the specification.

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the application or the prior art, the accompanying drawings needed to be used in the embodiments or the prior art description will be briefly introduced below. Obviously, for those skilled in the art, other drawings can also be obtained based on these drawings without creative labor.

[0017] One or more embodiments are illustrated by way of example in the drawings hereof, which are not intended to limit the embodiments to the common features illustrated and described. Wherever possible, common reference numbers will be used throughout the drawings / Employment(s) and this written description to refer to same or like parts. In the drawings:

[0018] Figure 1 Is the fan leaf heightening block of the utility model provides the explosion map.

[0019] Figure 2 Is the fan leaf heightening block of the utility model provides the three-dimensional view when not setting heightening block.

[0020] Figure 3 Is the fan leaf heightening block of the utility model provides the three-dimensional view when setting heightening block.

[0021] Figure 4 Is the three-dimensional view of the motor assembly of the utility model.

[0022] Figure 5 Is the schematic view of the heightening block and the ring block connection structure of the utility model.

[0023] Figure 6 Is the schematic view of the heightening block and the ring block of the utility model when not connecting.

[0024] Figure 7 Is the three-dimensional view of the heightening block and the ring block of the utility model when not connecting.

[0025] Figure 8 Is the sectional view of the heightening block and the ring block of the utility model when not connecting.

[0026] Figure 9 Is the three-dimensional view of the ring block of the utility model.

[0027] Figure 10 Is the overhead three-dimensional view of the heightening block of the utility model.

[0028] Figure 11 Is the bottom three-dimensional view of the heightening block of the utility model.

[0029] Figure 12 Is Figure 1 The enlarged view of A in the middle.

[0030] BRIEF DESCRIPTION OF DRAWINGS:

[0031] 1, front net; 2, leaf; 3, net ring; 4, fan leaf; 5, heightening block; 6, net beam; 7, rear net; 8, motor; 9, first limit block; 10, third perforation; 11, ring; 12, ring block; 13, second perforation; 14, sleeve ring; 15, first perforation; 16, external thread sleeve; 17, thread; 18, output end rod; 19, second limit block; 20, insertion rod; 21, insertion slot. DETAILED DESCRIPTION

[0032] In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by a person of ordinary skill in the art without creative effort belong to the scope of protection of the present application.

[0033] The following disclosure provides many different embodiments, or examples, for implementing different structures of the present application. For the purpose of simplicity, the elements and settings of particular examples in the following description are shown in the order in which they occur in the examples. Of course, they are merely examples and are not intended to limit the present application. In addition, reference numerals and / or letters can be repeated in different examples in the present application. Such repetition is for the purpose of simplicity and clarity and does not indicate a relationship between the various embodiments and / or settings discussed.

[0034] For the purpose of description, spatial relative terms can be used in the description to describe the relative position relationship or movement of one element or feature with respect to another element or feature as shown in the drawings, such as "internal", "external", "inboard", "outboard", "under", "below", "on", "above", "front", "back", etc. Such spatial relative terms are intended to include different orientations of the device in use or operation in addition to the orientation depicted in the drawings. For example, if the device in the drawings is flipped over or the posture is changed or the movement state is changed, the directional indications will also change accordingly, for example: the element described as "under" or "below" another element or feature will be oriented as "above" or "over" the other element or feature. Therefore, the example term "below" can include both upward and downward orientations. The device can be additionally oriented (rotated by 90 degrees or in other directions) and the spatial relative relationship descriptors used in the description are interpreted accordingly.

[0035] In order to solve the technical problems in the prior art, the fan leaf heightening block provided by the application can realize the installation of the fan through the structures of the motor, the insertion rod, the insertion slot, the heightening block, the front net and the rear net, the heightening block is installed in the insertion slot through the insertion rod, the heightening block and the ring block are installed, the output end rod of the motor is arranged in the ring block and the heightening block, the net bundle is fixed on the outer thread sleeve through the thread sleeve, the motor and the rear net are fixed and installed, the leaf fortune is fixed on the end of the output end rod through the thread sleeve, the fan leaf and the rear net are fixed and installed, the front net and the rear net are detachably installed and fixed, and the whole fan can be installed, the heightening block is added at the positioning position of the fan leaf and the motor, the single fan leaf is compatible with the front net and the rear net of different heights and the motor of different shaft lengths, the abnormal problems of the fan leaf not being centered and the front and rear nets being hit are avoided, the types of the fan leaf and the motor are reduced, the problem that the motor shaft length is increased or the fan positioning position is lengthened by opening a new mold is solved, and the problems of the increase of the number of molds, the extension of the motor matching period and the increase of the stock and management cost of the fan leaf and the motor are solved.

[0036] Figures 1-12 The fan leaf heightening block provided by the embodiment of the application comprises a front net 1 and a rear net 7, the front net 1 and the rear net 7 are detachably installed and fixed, the inner fixing of the rear net 7 is provided with a sleeve ring 14, the middle position of the sleeve ring 14 is provided with a first through hole 15, one side of the rear net 7 is provided with a motor assembly, the motor assembly comprises a motor 8, one side of the motor 8 is provided with an output end rod 18, the motor 8 and the rear net 7 are detachably installed and fixed, the front net 1 and the rear net 7 are provided with a fan leaf 4, the middle position of the fan leaf 4 is fixedly provided with a ring block 12, the upper end and the lower end of one side of the ring block 12 close to the rear net 7 are fixedly provided with an insertion rod 20, the side wall of the ring block 12 is provided with a heightening block 5, the upper end and the lower end of the side wall of the heightening block 5 are provided with an insertion slot 21, the insertion rod 20 is installed in the insertion slot 21, the output end rod 18 is arranged in the ring block 12 and the heightening block 5, the outer side of the ring block 12 is provided with a leaf fortune 2, and the leaf fortune 2 and the output end rod 18 are detachably and threadedly installed and fixed.

[0037] Further, the rear end of the output end rod 18 is fixedly provided with an outer thread sleeve 16, the output end rod 18 and the outer thread sleeve 16 are arranged in the first through hole 15, the output end rod 18 is arranged with a net bundle 6, the net bundle 6 is located on the inner side of the rear net 7, the net bundle 6 is threadedly fixed on the outer thread sleeve 16, the net bundle 6 is limitedly matched with the first through hole 15, the front end surface of the output end rod 18 is provided with a thread 17, the thread 17 on the surface of the output end rod 18 is threadedly matched with the inside of the leaf fortune 2, the leaf fortune 2 is threadedly fixed on the end of the output end rod 18, the side wall of the ring block 12 is provided with a second through hole 13, the middle position of the side wall of the heightening block 5 is provided with a third through hole 10, the output end rod 18 is arranged in the third through hole 10 and the second through hole 13, the leaf fortune 2 is limitedly matched with the second through hole 13, and the motor 8 is limitedly matched with the first through hole 15.

[0038] Through the setting of the motor 8, the plug rod 20, the plug groove 21, the heightening block 5, the front net 1 and the rear net 7 and the like structure, the heightening block 5 is installed in the plug groove 21 through the plug rod 20, that is, the heightening block 5 and the ring block 12 can be installed, the output end rod 18 of the motor 8 is arranged in the ring block 12 and the heightening block 5, the net bundle 6 is threadedly sleeved and fixed on the outer threaded sleeve 16, so that the motor 8 and the rear net 7 are installed and fixed, the blade 2 is threadedly sleeved and fixed on the end of the output end rod 18, so that the fan blade 4 and the rear net 7 are installed and fixed, the front net 1 and the rear net 7 can be detachably installed and fixed, that is, the whole fan can be installed, through increasing a heightening block 5 at the positioning place of the fan blade 4 and the motor 8, the single fan blade 4 is compatible with the front net 1 and the rear net 7 of different heights and the motor 8 of different shaft lengths, the abnormal problems of the fan blade not being centered and hitting the front and rear nets are avoided, so that the types of the fan blade and the motor are reduced, the existing problems of increasing the motor shaft length or newly opening the mold to lengthen the fan blade positioning place to solve the problems are solved, which will lead to the problems of increasing the mold quantity, prolonging the motor material period and increasing the stock and management cost of the fan blade and the motor.

[0039] Please continue to refer to Figures 1-12 The outer edges of the front net 1 and the rear net 7 are respectively fixedly provided with ring 11, the outer sides of the two rings 11 are sleeved with the net ring 3, the tightness of the net ring 3 can be adjusted, a plurality of first limiting blocks 9 are fixedly arranged on one side of the inner wall of the net ring 3, a plurality of second limiting blocks 19 are fixedly arranged on the other side of the inner wall of the net ring 3, the first limiting blocks 9 and the second limiting blocks 19 are one-to-one correspondingly arranged, the two rings 11 are clamped between the first limiting blocks 9 and the second limiting blocks 19, through the setting of the net ring 3, the first limiting blocks 9 and the second limiting blocks 19 and the like structure, the two rings 11 are clamped between the first limiting blocks 9 and the second limiting blocks 19, the tightness of the net ring 3 is adjusted, so that the net ring 3 is tightly sleeved on the two rings 11, that is, the front net 1 and the rear net 7 can be installed, the front net 1 and the rear net 7 are convenient to install.

[0040] The working principle and the using method of the utility model: when using, the heightening block 5 is installed in the slot 21 through the inserting rod 20, the heightening block 5 and the ring block 12 can be installed, the output end rod 18 of the motor 8 is arranged in the ring block 12 and the heightening block 5, the net bundle 6 is fixed on the outer thread sleeve 16 through thread sleeve, the motor 8 and the rear net 7 are installed and fixed, the blade 2 is fixed on the end of the output end rod 18 through thread sleeve, the fan blade 4 and the rear net 7 are installed and fixed, the front net 1 and the rear net 7 can be installed and fixed, the fan whole can be installed, the heightening block 5 is added at the positioning place of the fan blade 4 and the motor 8, the single fan blade 4 and the front net 1 and the rear net 7 of different height and the motor 8 of different shaft length are compatible, the abnormal problem that the fan blade is not centered and hits the front and rear nets is avoided, thereby the category of the fan blade and the motor is reduced, the two ring rings 11 are clamped between the first limiting block 9 and the second limiting block 19, the tightness of the net ring 3 is adjusted, the net ring 3 is tightly sleeved on the two ring rings 11, the front net 1 and the rear net 7 can be installed, and the front net 1 and the rear net 7 are convenient to install.

[0041] In the above embodiments, the description of each embodiment has its own emphasis, and the parts not described in detail in a certain embodiment can be referred to the related description of other embodiments.

[0042] In the description of the present application, it should be understood that the orientations or positional relationships indicated by the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0043] In addition, the terms "first" and "second" are only for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features defined as "first" and "second" can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "multiple" is two or more, unless otherwise specifically limited.

[0044] In the present application, unless specifically defined otherwise, the terms "mount", "connected", "connecting", "fixed", "linking", and the like should be construed broadly and can include various forms of connections, such as connection and detachable connection, or integral connection; mechanical connection, or electrical connection; direct connection, or indirect connection via an intermediate medium; internal communication between two elements, or interaction between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0045] In the present application, unless specifically defined otherwise, "on" or "under" of a first feature to a second feature can include that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, "on", "above" and "over" of a first feature to a second feature includes that the first feature is directly above and obliquely above the second feature, or only indicates that the horizontal height of the first feature is higher than that of the second feature. "Under", "below" and "under" of a first feature to a second feature includes that the first feature is directly below and obliquely below the second feature, or only indicates that the horizontal height of the first feature is less than that of the second feature.

[0046] In the description of the present application, the description of the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" and the like means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application. In the present application, the illustrative description of the above terms should not be understood as necessarily referring to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art can combine and combine different embodiments or examples described in the present application.

[0047] Obviously, those skilled in the art can make various modifications and variations to the present application without departing from the spirit and scope of the present application. Thus, any modifications and variations of the present application within the scope of the claims of the present application and their equivalents are intended to be included in the present application.

[0048] The above is a specific embodiment of the present application, but the protection scope of the present application is not limited thereto, and any skilled person in the art can easily think of various equivalent modifications or replacements within the technical scope disclosed in the present application, and these modifications or replacements should be included in the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.

Claims

1. A blade height increasing block, characterized by: Including front net and back net, the inner fixed of back net is provided with a sleeve ring, the middle position of the sleeve ring is provided with a first perforation, one side of the back net is provided with a motor assembly, the motor assembly includes a motor, one side of the motor is provided with an output end rod, the motor is detachably mounted and fixed with the back net, the front net and the back net are provided with a fan blade, the middle position of the fan blade is fixedly provided with a ring block, the upper end and the lower end of one side of the ring block close to the back net are fixedly provided with an insertion rod, the side wall of the ring block is provided with a raised block, the upper end and the lower end of the side wall of the raised block are respectively provided with an insertion slot, the insertion rod is inserted and installed in the insertion slot, the output end rod is inserted in the ring block and the raised block, the outer side of the ring block is provided with a leaf fortune, the leaf fortune is detachably and screwedly mounted and fixed with the output end rod.

2. A leaf riser according to claim 1, wherein: The front net and the back net are detachably mounted and fixed, the outer edges of the front net and the back net are respectively fixedly provided with a ring, the outer sides of the two ring are sleeved with a net ring, the tightness of the net ring can be adjusted.

3. A leaf riser according to claim 2, wherein: The inner wall of the net ring is fixedly provided with a plurality of first limiting blocks on one side, the inner wall of the net ring is fixedly provided with a plurality of second limiting blocks on the other side, the first limiting blocks and the second limiting blocks are correspondingly arranged, and the two ring is clamped between the first limiting blocks and the second limiting blocks.

4. A leaf height increasing block according to claim 3, wherein: The rear end of the output end rod is fixedly sleeved with an external thread sleeve, and the output end rod and the external thread sleeve are both inserted in the first perforation.

5. A leaf height increasing block according to claim 4, wherein: A net bundle is inserted on the output end rod, the net bundle is located on the inner side of the back net, the net bundle is screwedly sleeved and fixed on the external thread sleeve, and the net bundle is limitedly matched with the first perforation.

6. A leaf riser according to claim 5, wherein: The front end surface of the output end rod is provided with a thread, the thread on the surface of the output end rod is screwedly matched with the thread in the leaf fortune, and the leaf fortune is screwedly sleeved and fixed on the end of the output end rod.

7. A leaf riser according to claim 6, wherein: The side wall of the ring block is provided with a second perforation, the side wall of the raised block is provided with a third perforation at the middle position, and the output end rod is inserted in the third perforation and the second perforation.

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